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 gets more and more, and this part of product needed cryogenic freezing storage wherein, this just needs to build freezer.And freezer is due to needs insulation, so general cold-storage door is 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 and not only require great effort, also can make cool air leakage owing to fitting badly, cannot insulation effect be played.
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 the insulation ability of door simultaneously.
Technical scheme of the present invention: a kind of cold-storage door, comprises door-plate and doorframe, and door-plate and doorframe are rotationally connected; Be provided with stopping means and opening device between door-plate and doorframe, the opening and closing of cold-storage door can be realized by this design very easily.
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, and fixture block is corresponding with buckle to be arranged.
In aforesaid cold-storage door, buckle comprises buckle brace, fixed frame, roller, roller bearing, limit shaft, limitting casing and spring, buckle brace is connected with doorframe, fixed frame is located on 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, the compression of spring and resilience can be utilized to drive roller motion 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 in 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, can actual needs be met.
In aforesaid cold-storage door, fixture block comprises fixture block brace and dop, and fixture block brace is connected with door-plate, and the cross section of dop is the triangle of projection in the horizontal direction, and design better that dop can be made to coordinate with roller like this, folding is more convenient.
In aforesaid cold-storage door, opening device comprises handle, rotating shaft and baffle plate, and handle is connected with axis of rotation, one end of rotating shaft is connected with the side of door-plate, and baffle plate is located on doorframe, and corresponding with one end of handle, such design utilizes lever principle to be pried open by door cleverly, and it is time saving and energy saving to use.
In aforesaid cold-storage door, the contact 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, such design can make handle form the component of a horizontal direction when rotated, help the unlatching of door, the position that arranges of rotating shaft simultaneously also makes people more laborsaving when swing handle.
In aforesaid cold-storage door, the inside edge of door-plate is equipped with sealing strip, arranges the sealing that can strengthen door 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, arranges the insulation ability that can improve door further like this.
Compared with prior art, the present invention, by arranging stopping means and opening device, can make the folding of cold-storage door become simple, laborsaving; Sealing strip and thermal insulation layer the insulation ability that can strengthen cold-storage door is set.In addition, also have can the advantages such as the tight ness rating of free adjustment door-plate and doorframe, structure be ingenious in the present invention.
Accompanying drawing explanation
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, 5-fixture block, 6-buckle, 7-fixture block brace, 8-dop, 9-buckle brace, 10-fixed frame, 11-roller, 12-roller bearing, 13-limit shaft, 14-limitting casing, 15-spring, 16-adjusting nut, 17-adjusting bolt, 18-pad, 19-handle, 20-rotating shaft, 21-baffle plate, 22-sealing strip.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further illustrated.
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 and doorframe 2 are rotationally connected; Stopping means 3 and opening device 4 is provided with 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, and fixture block 5 is corresponding with buckle 6 to be arranged; 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 in 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 projection in the horizontal direction;
As shown in Figure 5, opening device 4 comprises handle 19, rotating shaft 20 and baffle plate 21, and handle 19 and rotating shaft 20 are rotationally connected, and one 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 one end of handle 19; Baffle plate 21 is a downward-sloping face with the contact 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 and doorframe 2 are rotationally connected; Stopping means 3 and opening device 4 is provided with 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, and fixture block 5 is corresponding with buckle 6 to be arranged; 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 in 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 projection in the horizontal direction;
As shown in Figure 5, opening device 4 comprises handle 19, rotating shaft 20 and baffle plate 21, and handle 19 and rotating shaft 20 are rotationally connected, and one 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 one end of handle 19; Baffle plate 21 is a downward-sloping face with the contact 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 firmly need push push plate 1 to doorframe 2, dop 8 squeezing roller 11, make its while roller bearing 12 rotation around limit shaft rotated back, when the drift angle of the triangular cross section of dop 8 is by after roller 11, to original position be got back at the effect bottom roller 11 of spring 15, dop 8 will be blocked.
When opening cold-storage door, the long end of handle 19 upwards carried, handle 19 can rotate around rotating shaft 20 and extrude baffle plate 21, and baffle plate 21 gives handle 19 1 oppositions simultaneously, and this active force can be delivered on door-plate 1 and make it outwards move; Dop 8 is followed door-plate and is outwards moved, and squeezing roller 11 retreats simultaneously, and when the drift angle of the triangular cross section of dop 8 is by after roller 11, roller 11 cannot block dop 8, and door has just been opened.
If folding strength need be adjusted, adjusting bolt 17 need be rotated with spanner, make adjusting bolt 17 produce lateral displacement, band mobile gasket 18 moves, because spring 15 is located between pad 18 and limitting casing 14, so also drive limitting casing 14 to move, the distance between roller 11 and door-plate 1 is finally made to change.During the nearlyer folding of distance, the strength that uses is larger, the Contact of door-plate 1 and doorframe 2 also tightr.