A display device for financial teaching, mainly relating to the field of economic and financial teaching, and comprising a movable base (1). Slide grooves (11) are symmetrically provided on both sides of the movable base (1); sliding bases are slidably connected inside the slide grooves (11); a lifting frame is mounted on the movable base (1); the lifting frame comprises first X hinge frames and second X hinge frames that are successively and alternately arranged from bottom to top; each first X hinge frame comprises a first connecting rod (13) and a mounting connecting rod (14) that are hinged in the middle portions thereof, the bottom end of the first connecting rod (13) is hingedly connected to the movable base (1), and the bottom end of the mounting connecting rod (14) is hinged to the sliding base; each second X hinge frame comprises a second connecting rod (15) and a third connecting rod (16) that are hinged in the middle portions thereof, both ends of the second connecting rod (15) are respectively hinged to one end of each of adjacent mounting connecting rods (14), both ends of the third connecting rod (16) are respectively hinged to one end of each of adjacent first connecting rods (13), and a display screen (12) is fixed between two parallel mounting connecting rods (14). The display device for financial teaching can provide multiple independently displayed display screens (12), thus facilitating multi-picture display of a financial market appearance.
G09B 5/02 - Matériel à but éducatif à commande électrique avec présentation visuelle du sujet à étudier, p. ex. en utilisant une bande filmée
F16M 11/40 - Infrastructure avec ou sans roues à hauteur ou longueur modifiables des pieds, avec utilisation possible pour le transport également au moyen de pieds à spirale rentrante ou repliable
Disclosed is a textile nap removing device, mainly relating to the field of textile production. According to a feeding direction, the device comprises a cloth feeding device, a nap brushing box, a singeing chamber, a fire extinguisher box, and a cloth doffing device, wherein the cloth doffing device comprises a guiding mechanism and a finishing mechanism; the guiding mechanism is fixed on the fire extinguisher box, and is configured to lift cloth up and swing the cloth back and forth until same falls; and the finishing mechanism comprises lifting sliding tables which are symmetrically arranged on the left and right, and finishing rollers are arranged on the lifting sliding tables. The present invention has the beneficial effects of greatly improving the neatness of stacking the cloth, reducing wrinkles and unevenness, effectively protecting the cloth, and facilitating subsequent feeding.
B65H 23/26 - Positionnement, tension, suppression des à-coups ou guidage des bandes longitudinal par barres ou rouleaux transversaux fixes ou réglables
B65H 23/34 - Appareils pour supprimer la torsion des bandes
B65H 45/101 - Pliage de bandes transversalement en combinaison avec la dépose en couches, c.-à-d. formant une pile en accordéon
B65H 45/103 - Pliage de bandes transversalement en combinaison avec la dépose en couches, c.-à-d. formant une pile en accordéon par chariot à mouvement alternatif agissant au-dessus du poste de dépose en couches
B65H 45/107 - Pliage de bandes transversalement en combinaison avec la dépose en couches, c.-à-d. formant une pile en accordéon au moyen de barres de guidage à balancement ou à mouvement alternatif
3.
RAPID AIR-COOLING DEVICE FOR CHEMICAL PRODUCTION RAW MATERIALS
The present invention mainly relates to the technical field of chemical raw material processing, and provided therein is a rapid air-cooling device for chemically produced raw materials. The rapid air-cooling device for chemical production raw materials comprises a cooling tank; a raw material adding device is provided above the cooling tank, and an air-cooling device is provided in the middle portion of an outer side of the cooling tank; a liquid cooling device is provided on the lower portion of the outer side of the cooling tank, and a heat dissipation device is provided on one side of the cooling tank; a stirring device is provided at the bottom portion of the cooling tank, and a bucket-type tank opening is provided above the cooling tank; a support is provided within the bucket-type tank opening; a raw material discharge pipe is provided at the bottom portion of the cooling tank, and the raw material adding device is placed above of the support and comprises a raw material adding tank; a raw material adding pipe is provided above the raw material adding tank, and a plurality of discharge nozzles are provided at the bottom portion of the raw material adding tank; and the air-cooling device comprises an annular air pipe. The present invention has the following beneficial effects: in the present invention, raw materials may be quickly cooled by means of an air-cooling device, the air-cooling strength is adjustable, and the raw materials may be prevented from flying out while the cooling efficiency is greatly improved.
F25D 1/00 - Dispositifs utilisant de l'air ou de l'eau naturellement froids
F25D 1/02 - Dispositifs utilisant de l'air ou de l'eau naturellement froids utilisant de l'eau naturellement froide, p. ex. l'eau du robinet
F25D 17/02 - Dispositions pour la circulation des fluides de refroidissementDispositions pour la circulation de gaz, p. ex. d'air, dans les enceintes refroidies pour la circulation des liquides, p. ex. de la saumure
F25D 31/00 - Autres appareils de refroidissement ou de congélation
F25D 25/00 - Introduction, port ou déchargement des produits à refroidir
F25D 17/08 - Dispositions pour la circulation des fluides de refroidissementDispositions pour la circulation de gaz, p. ex. d'air, dans les enceintes refroidies pour la circulation de gaz, p. ex. convection naturelle par circulation d'air forcée en utilisant des conduits
F25D 17/06 - Dispositions pour la circulation des fluides de refroidissementDispositions pour la circulation de gaz, p. ex. d'air, dans les enceintes refroidies pour la circulation de gaz, p. ex. convection naturelle par circulation d'air forcée
4.
CORROSION-RESISTANT CHEMICAL RAW MATERIAL STORAGE TANK
A corrosion-resistant chemical raw material storage tank related to the technical field of chemical raw material storage, comprising a tank body (1), a temperature control interlayer provided within the tank body (1), a corrosion-resistant coating coated on the inner wall of the tank body (1), a material inlet (2) provided on one side of the tank body (1), a material inlet cover (3) provided on the material inlet (2), a tank cover (4) rotatably connected to one side of the tank body (1), a locking apparatus (5) provided at the side of the tank body (1) in proximity to the tank cover (4), support arms (6) fixedly connected respectively to either side of the bottom part of the tank body (1), shock-absorbing apparatus (7) provided at the bottom part of the support arms (6), a material outlet pipe (8) and a fixed-volume extraction pipe (9) provided at the bottom part of the tank body (1), and a control box (11) fixedly provided on one side of the tank body (1). The tank cover (4) of the tank body (1) can be fully opened from one side, thus facilitating the cleaning of the interior of the tank body (1) and the repairing of the corrosion-resistant coating. With the spring shock-absorbing apparatus provided at the bottom part, longitudinal springs are capable of supporting the weight and cushioning the shock of a longitudinal vibration, the spring shock-absorbing apparatus not only are capable of cushioning the shock of nondirectional vibrations, but also are capable of stabilizing the tank body in a horizontal plane, thus preventing the occurrence of a rollover.
An intelligent agricultural seedling cultivation device, comprising a greenhouse (100), a site monitoring center and a cloud platform. The site monitoring center is connected to the cloud platform; a seedling cultivation frame (200), a light shading system (400), a ventilation system (500), an environment monitoring system (300) and a transfer system (600) are arranged in the greenhouse; the light shading system (400) is configured to shade the greenhouse (100) to prevent sunlight from irradiating seedlings in the greenhouse; the ventilation system (500) is configured to ventilate the greenhouse; the transfer system (600) is configured to transfer the seedling cultivation frame to the outside of the greenhouse; the environment monitoring system (300) is configured to monitor the seedling growth environment in the greenhouse and feed back detected signals to the site monitoring center; the site monitoring center feeds back information to the cloud platform; and the cloud platform makes determinations according to the information fed back by the site monitoring center, and sends action instructions to the light shading system (400), the ventilation system (500) and the transfer system (600) by means of the site monitoring center.
A01G 9/24 - Dispositifs de chauffage, d'aération, de régulation de la température ou d'irrigation dans les serres, les châssis ou les installations similaires
The present invention relates to the technical field of agricultural breeding equipment, and relates to a seed soaking apparatus for agricultural seedling raising, comprising a soaking liquid barrel, a seed grain barrel, and a stirring device. The soaking liquid barrel is provided with a seed soaking cavity. The stirring device comprises a first punching rod, a fixing rod, transmission rods, a driving rod, and an air cylinder. The first punching rod is fixedly connected to the lower end face of the fixing rod. The transmission rods are evenly and fixedly connected to a side wall of the fixing rod. The driving rod is fixedly connected to the lower end faces of the transmission rods. A piston rod of the air cylinder is fixedly connected to the lower end face of the driving rod. A first rubber plug is fixedly connected to the lower end of the first punching rod. A side wall of the soaking liquid barrel is provided with a first punching cavity, a first spray hole in communication with the first punching cavity is formed in the side wall of the seed soaking cavity, and the first rubber plug on the lower end of the first punching rod is slidably connected to the first punching cavity. In the process of spraying soaking liquid, the soaking liquid impacts seed grains from bottom to top, and the seed grains are turned over under the impact, achieving a stirring effect, and therefore, the phenomenon that a large number of broken grains are caused by directly stirring the seed grains by using a stirring shaft is avoided.
A01C 1/00 - Appareils ou modes d'emploi des appareils pour éprouver ou traiter les graines, les racines ou analogues avant l'ensemencement ou la plantation
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