Cold-storage door
Technical field
The present invention relates to a kind of door, be specifically related to a kind of cold-storage door.
Background technology
Along with the fast development of grocery trade, the kind of food is more and more, and this a part of product needed cryogenic freezing storage wherein, this just needs to build freezer.And freezer is due to the needs insulation, thus general cold-storage door due to the needs of sealing thermal insulation, all can be very thick and heavy, traditional door opening/closing method can not well play a role, use not only effort, also can cold air be leaked owing to fitting badly, can't play insulation effect.
Summary of the invention
The object of the invention is to, a kind of cold-storage door is provided, make the folding of cold-storage door convenient by novel closing device, improve simultaneously the insulation ability of door.
Technical scheme of the present invention: a kind of cold-storage door, comprise door-plate and doorframe, door-plate and doorframe are rotationally connected; Be provided with stopping means and opening device between door-plate and doorframe, can realize very easily the opening and closing of cold-storage door by this design.
In aforesaid cold-storage door, stopping means comprises fixture block and buckle, and fixture block is located at the sidepiece of door-plate, and buckle is located on doorframe, fixture block setting corresponding to buckle.
In aforesaid cold-storage door, buckle comprises buckle brace, fixed frame, roller, roller bearing, limit shaft, limitting casing and spring, the buckle brace is connected with doorframe, fixed frame is located on the buckle brace, limitting casing is located in fixed frame, be connected with fixed frame by limit shaft, roller is located in limitting casing, be connected with limitting casing by roller bearing, limitting casing is connected with fixed frame by spring, can utilize the compression of spring and the motion of resilience drive roller to block fixture block by this design, realize the folding of cold-storage door.
In aforesaid cold-storage door, be provided with adjusting device between spring and fixed frame, spring is connected with fixed frame by adjusting device; Described adjusting device comprises adjusting nut, adjusting bolt and pad, pad is located on adjusting bolt, spring is connected with pad, adjusting nut is located on fixed frame, adjusting bolt is connected with fixed frame by adjusting nut, the distance of roller and door-plate can be regulated by adjusting device, actual needs can be satisfied.
In aforesaid cold-storage door, fixture block comprises fixture block brace and dop, and the fixture block brace is connected with door-plate, and the cross section of dop is the triangle of along continuous straight runs projection, and design can make better that dop coordinates with roller like this, and folding is more convenient.
In aforesaid cold-storage door, opening device comprises handle, rotating shaft and baffle plate, and handle and rotating shaft are rotationally connected, one end of rotating shaft is connected with the side of door-plate, and baffle plate is located on doorframe, and corresponding with an end of handle, design utilizes lever principle that door is pried open cleverly like this, and it is time saving and energy saving to use.
In aforesaid cold-storage door, the contact-making surface of baffle plate and handle is a downward-sloping face, rotating shaft is connected with the top of handle, the upper end of handle is the contact jaw corresponding with baffle plate, design can make handle form when rotated the component of a horizontal direction like this, help the unlatching of door, the position that arranges of rotating shaft simultaneously also makes the people more laborsaving when swing handle.
In aforesaid cold-storage door, the inside edge of door-plate is equipped with sealing strip, and the sealing that can strengthen door is set like this, well avoids cold air to overflow from crack between a door and its frame.
In aforesaid cold-storage door, the inside of door-plate and doorframe is equipped with thermal insulation layer, and setting can further improve the insulation ability of door like this.
Compared with prior art, the present invention can make the folding of cold-storage door become simply by stopping means and opening device are set, and is laborsaving; Sealing strip and thermal insulation layer the insulation ability that can strengthen cold-storage door is set.In addition, also have can the free adjustment door-plate and the advantage such as tight ness rating, the structure of doorframe be ingenious in the present invention.
Description of drawings
Fig. 1 is the overall structure schematic diagram of cold-storage door closure state;
Fig. 2 is the overall structure schematic diagram of cold-storage door opening;
Fig. 3 is the structural representation of buckle;
Fig. 4 is the structural representation of fixture block;
Fig. 5 is the structural representation of opening device.
Being labeled as in accompanying drawing: 1-door-plate, 2-doorframe, 3-stopping means, 4-opening device, the 5-fixture block, 6-buckle, 7-fixture block brace, 8-dop, 9-buckle brace, 10-fixed frame, 11-roller, 12-roller bearing, the 13-limit shaft, 14-limitting casing, 15-spring, 16-adjusting nut, the 17-adjusting bolt, 18-pad, 19-handle, the 20-rotating shaft, 21-baffle plate, 22-sealing strip.
The specific embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
Embodiments of the invention 1: as depicted in figs. 1 and 2, cold-storage door comprises door-plate 1 and doorframe 2, and door-plate 1 is rotationally connected with doorframe 2; Be provided with stopping means 3 and opening device 4 between door-plate 1 and doorframe 2; Stopping means 3 comprises fixture block 5 and buckle 6, and fixture block 5 is located at the sidepiece of door-plate 1, and buckle 6 is located on doorframe 1, fixture block 5 setting corresponding to buckle 6; The inside edge of door-plate 1 is equipped with sealing strip 22; Door-plate 1 is equipped with thermal insulation layer with the inside of doorframe 2;
As shown in Figure 3, buckle 6 comprises buckle brace 9, fixed frame 10, roller 11, roller bearing 12, limit shaft 13, limitting casing 14 and spring 15, buckle brace 9 is connected with doorframe 2, fixed frame 10 is located on buckle brace 9, limitting casing 14 is located in fixed frame 10, is connected with fixed frame 10 by limit shaft 13, and roller 11 is located in limitting casing 14, be connected with limitting casing 14 by roller bearing 12, limitting casing 14 is connected with fixed frame 10 by spring 15; Be provided with adjusting device between spring 15 and fixed frame 10, spring 15 is connected with fixed frame 10 by adjusting device; Adjusting device comprises adjusting nut 16, adjusting bolt 17 and pad 18, and pad 18 is located on adjusting bolt 17, and spring 15 is connected with pad 18, and adjusting nut 16 is located on fixed frame 10, and adjusting bolt 17 is connected with fixed frame 10 by adjusting nut 16;
As shown in Figure 4, fixture block 5 comprises fixture block brace 7 and dop 8, and fixture block brace 7 is connected with door-plate 1, and the cross section of dop 8 is the triangle of along continuous straight runs projection;
As shown in Figure 5, opening device 4 comprises handle 19, rotating shaft 20 and baffle plate 21, and handle 19 is rotationally connected with rotating shaft 20, and an end of rotating shaft 20 is connected with the side of door-plate 1, and baffle plate 21 is located on doorframe 2, and corresponding with an end of handle 19; Baffle plate 21 is a downward-sloping face with the contact-making surface of handle 19, and rotating shaft 20 is connected with the top of handle 19, and the upper end of handle 19 is the contact jaw corresponding with baffle plate 21.
Embodiments of the invention 2: as depicted in figs. 1 and 2, cold-storage door comprises door-plate 1 and doorframe 2, and door-plate 1 is rotationally connected with doorframe 2; Be provided with stopping means 3 and opening device 4 between door-plate 1 and doorframe 2; Stopping means 3 comprises fixture block 5 and buckle 6, and fixture block 5 is located at the sidepiece of door-plate 1, and buckle 6 is located on doorframe 1, fixture block 5 setting corresponding to buckle 6; The inside edge of door-plate 1 is equipped with sealing strip 22;
As shown in Figure 3, buckle 6 comprises buckle brace 9, fixed frame 10, roller 11, roller bearing 12, limit shaft 13, limitting casing 14 and spring 15, buckle brace 9 is connected with doorframe 2, fixed frame 10 is located on buckle brace 9, limitting casing 14 is located in fixed frame 10, is connected with fixed frame 10 by limit shaft 13, and roller 11 is located in limitting casing 14, be connected with limitting casing 14 by roller bearing 12, limitting casing 14 is connected with fixed frame 10 by spring 15; Be provided with adjusting device between spring 15 and fixed frame 10, spring 15 is connected with fixed frame 10 by adjusting device; Adjusting device comprises adjusting nut 16, adjusting bolt 17 and pad 18, and pad 18 is located on adjusting bolt 17, and spring 15 is connected with pad 18, and adjusting nut 16 is located on fixed frame 10, and adjusting bolt 17 is connected with fixed frame 10 by adjusting nut 16;
As shown in Figure 4, fixture block 5 comprises fixture block brace 7 and dop 8, and fixture block brace 7 is connected with door-plate 1, and the cross section of dop 8 is the triangle of along continuous straight runs projection;
As shown in Figure 5, opening device 4 comprises handle 19, rotating shaft 20 and baffle plate 21, and handle 19 is rotationally connected with rotating shaft 20, and an end of rotating shaft 20 is connected with the side of door-plate 1, and baffle plate 21 is located on doorframe 2, and corresponding with an end of handle 19; Baffle plate 21 is a downward-sloping face with the contact-making surface of handle 19, and rotating shaft 20 is connected with the top of handle 19, and the upper end of handle 19 is the contact jaw corresponding with baffle plate 21.
Using method: when closing cold-storage door, only need firmly to push push plate 1 to doorframe 2, dop 8 squeezing rollers 11, it is being retreated around the limit shaft rotation in roller bearing 12 rotations, when the drift angle of the triangular cross section of dop 8 by after roller 11, effect bottom roller 11 at spring 15 will be got back to original position, and dop 8 is blocked.
When opening cold-storage door, the long end of handle 19 upwards to be carried, handle 19 can rotate and push baffle plate 21 around rotating shaft 20, and baffle plate 21 is given 19 1 oppositions of handle simultaneously, and this active force can be delivered to and make its outside motion on door-plate 1; Dop 8 is followed door-plate and is outwards moved, and simultaneously squeezing roller 11 retreats, and by after roller 11, roller 11 can't block dop 8 when the drift angle of the triangular cross section of dop 8, and door just has been opened.
If need to adjust folding strength, need to make adjusting bolt 17 produce lateral displacement with spanner rotation adjusting bolt 17, band mobile gasket 18 moves, because spring 15 is located between pad 18 and limitting casing 14, move so also drive limitting casing 14, the distance between roller 11 and door-plate 1 is changed.The strength that distance is used during nearlyer folding is larger, and what contact between door-plate 1 and doorframe 2 is also tightr.