CN113236094A

CN113236094A - Cold storage door

Info

Publication number: CN113236094A
Application number: CN202110543154.5A
Authority: CN
Inventors: 华先锋; 华薇
Original assignee: Daye Guhua Industry Co ltd
Current assignee: Yulin Panxi Electromechanical Equipment Co ltd
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2021-08-10
Anticipated expiration: 2041-05-19
Also published as: CN113236094B

Abstract

The invention relates to a cold storage door, wherein a cold storage door frame is arranged on the cold storage door, the cold storage door comprises a mechanical main door and an electric driving auxiliary door, guide rails are arranged on two sides below the mechanical main door, a sealing sliding mechanism is arranged on the mechanical main door, a push-pull door handle is arranged on the mechanical main door, a mechanical self-locking mechanism is arranged on the mechanical main door, an electric driving structure is arranged at the top end of the electric driving auxiliary door, door lock mechanisms are symmetrically arranged at the middle end of the electric driving auxiliary door, and a damping switch mechanism is arranged on each door lock mechanism; the cold storage door designed by the invention can adapt to various use scenes, the mechanical main door is started when large-sized articles are conveyed into the cold storage, the electrically-driven auxiliary door is started when medium-sized and small-sized articles are conveyed at high frequency, the electrically-driven structure on the electrically-driven auxiliary door is started and stopped efficiently, the cold storage door is reduced, the mechanical main door can be prevented from being opened when power failure and the electrically-driven mechanism break down, and the probability of safety accidents is reduced.

Description

Cold storage door

Technical Field

The invention relates to the technical field of mechanical structures, in particular to a cold storage door.

Background

The cold storage door refers to a door used for cold storage equipment, wherein the cold storage equipment has heat preservation and sealing functions in the freezing environment equipment of the cold storage, with the updating of the freezing and refrigerating technology, the feeler of the existing cold storage engineering is already deepened into more fields, the deeper and more the feeler of the freezing and refrigerating technology in each field is, the requirements on the use and the functions of the cold storage are increased to a certain extent, the switching efficiency is too low when the existing cold storage door is used, unnecessary economic loss is brought, in addition, the existing cold storage door is lack of a safety protection device, and production accidents can be caused in case of carelessly closing people in the cold storage; in addition, when the cold storage works frequently, the cold storage needs to be stopped and opened rapidly, time and labor are wasted, and partial cold air flows out of the cold storage, so that energy waste is caused.

Disclosure of Invention

The invention aims to solve the technical problem in the refrigeration house at least to a certain extent. Therefore, the invention provides a cold storage door.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a cold storage door, be equipped with the freezer door frame on the cold storage door, the cold storage door includes that machinery owner door and electricity drive the auxiliary door, both sides are equipped with the guide rail under the machinery owner door, be equipped with sealed slide mechanism on the machinery owner door, be equipped with the push-and-pull doorknob on the machinery owner door, be equipped with mechanical self-locking mechanism on the machinery owner door, it is equipped with the structure of electricity to drive auxiliary door top, it is equipped with lock mechanism to drive auxiliary door middle-end symmetry, the last damping switch mechanism that is equipped with of lock mechanism.

In a preferred embodiment of the invention, the electric driving structure comprises a concave chute, the front end and the rear end of the concave chute are fixedly connected with the top end of the main mechanical door through screws, a rotating shaft is hinged above the joint of the concave chute and the sliding plate, the sliding plate is hinged with the main mechanical door on the other side, caulking grooves are formed in two sides of the surface of the concave chute, a sliding plate is clamped on the caulking grooves, fixing pieces are arranged at the left end and the right end of the concave chute, the connecting rod is connected to the upper ends of the fixing pieces, the connecting rod is perpendicular to the middle position of the rotating shaft, the U-shaped pull rod is connected with the connecting rod, the tail end of the sliding plate is connected with a fixing column, the side edge of the sliding plate is connected with a driving motor through a motor rotating shaft, and a rack and pinion steering gear is arranged in the sliding plate.

In a preferred embodiment of the invention, the rack and pinion steering gear comprises a straight toothed spur gear and a straight toothed rack, the straight toothed spur gear is arranged at the top end of the rotating shaft of the motor, and the straight toothed rack is arranged inside the sliding plate component.

In a preferred embodiment of the invention, the door lock mechanism comprises a lock cylinder, a lock catch and a lock handle, wherein a limit spring is arranged on the lock cylinder, the lock handle is connected with the lock catch, the lock catch is fixed on the side edge of the lock cylinder, and the lock catch and the limit spring are fixed on the electrically-driven auxiliary door.

In a preferred embodiment of the invention, the door lock mechanism is matched with a damping switch mechanism, and the damping switch mechanism comprises elastic rubber, a damping block, an electromagnetic buffer plate and an electromagnetic block; the elastic rubber is arranged on the damping block, and the electromagnetic block is arranged on the lower portion of the damping block and connected with the electromagnetic buffer plate.

In a preferred embodiment of the present invention, the sealing sliding mechanism includes a sliding groove and a sliding rail, the sliding rail is disposed at the bottom of the mechanical main door along the length direction, rollers for the sliding edge to slide are disposed on both sides of the upper surface of the lower door frame of the freezer door frame along the length direction, a lower sliding sealing strip sealed in sliding fit with the mechanical main door is disposed on the lower inner wall of the mechanical main door, the sliding rail is in sliding fit with the mechanical main door, and the side sealing strip is vertically fitted on the side of the mechanical main door.

In a preferred embodiment of the present invention, the mechanical self-locking structure includes a panel, a self-locking pin, a limiting plate, and a self-locking spring, the bottom of the mechanical main door is fixedly connected with the self-locking pin, one end of the self-locking pin penetrates through the panel and extends to one side of the panel, the middle end of the self-locking pin is inserted into the limiting plate, the self-locking pin is provided with a self-locking groove along the width direction thereof, the limiting plate passes through the self-locking groove and abuts against the panel, the tail end of the limiting plate is provided with a self-locking spring leaf, the rear end of the self-locking spring leaf is fixedly connected with the self-locking spring, and the self-locking spring leaf and the self-locking spring are fixedly installed in the self-locking cavity.

The invention has the beneficial effects that: after the structure is adopted, the cold storage door is divided into a mechanical main door and an electrically-driven auxiliary door, the upper side and the lower side of the mechanical main door are provided with guide rails, the mechanical main door can slide on the guide rails, the mechanical main door is provided with a sealing sliding mechanism, the sealing sliding mechanism can ensure heat preservation and sealing when the mechanical main door is moved, a mechanical self-locking mechanism on the mechanical main door can ensure that the mechanical self-locking mechanism can not be displaced due to non-manual use when the cold storage door is not used, the electrically-driven structure arranged at the top end of the electrically-driven auxiliary door saves manpower and is provided with power by a driving motor, the door locking mechanism on the electrically-driven auxiliary door is started and closed by a locking handle used by people, a damping switch mechanism arranged on the door locking mechanism can protect the electrically-driven auxiliary door from being damaged when the electrically-driven auxiliary door is opened and prevent safety accidents from occurring, and the flexibility effect when the motor is started is increased, the cold storage door designed by the invention can adapt to various use scenes, the mechanical main door is started when large-sized and the small-sized and medium-sized objects are conveyed at high frequency, the high efficiency is stopped and is opened and electrically driven structure of driving on the auxiliary door and has reduced the passage of air conditioning in the freezer, and the design of mechanical main door can prevent to open the freezer door when having a power failure and electrically driving the mechanism and break down, has reduced the probability that the incident takes place.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic diagram of the electrical drive configuration of the present invention;

FIG. 3 is a schematic view of the seal slide mechanism of the present invention;

FIG. 4 is a schematic view of a portion of the electrically driven auxiliary door of the present invention;

FIG. 5 is a schematic view of the mechanical self-locking mechanism of the present invention;

in the figure: 1. a door frame of a refrigeration house, 2, a mechanical main door, 3, an electric driving auxiliary door, 4, an electric driving structure, 5, a sealing sliding mechanism, 6, a mechanical self-locking mechanism, 7, a door lock mechanism, 8, a damping switch mechanism, 9, a guide rail, 10, a sliding door handle, 11, a rack and pinion steering gear, 12, a straight-tooth cylindrical gear, 13, a straight-tooth rack, 40, a driving motor, 41, a concave chute, 42, a sliding plate member, 43, a rotating shaft, 44, a caulking groove, 45, a sliding plate, 46, a fixing member, 47, a U-shaped pull rod, 48, a connecting rod, 49, a motor rotating shaft, 51, a sliding rail, 52, a side sealing strip, 53, a roller, 54, a lower sliding sealing strip, 61, a panel, 62, a self-locking pin, 63, a limiting plate, 64, a self-locking spring, 65, a self-locking groove, 66, a self-locking spring sheet, 67, a self-locking cavity, 71, a lock column, 72, a lock catch, 73, a locking handle, 74 and a limiting spring, 81. elastic rubber 82, a damping block 83, an electromagnetic buffer plate 84 and an electromagnetic block.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

As shown in fig. 1, a cold storage door is equipped with freezer door frame 1 on the cold storage door, the cold storage door includes mechanical main door 2 and electricity drives auxiliary door 3, both sides are equipped with guide rail 9 under the mechanical main door 2, be equipped with sealed slide mechanism 5 on the mechanical main door 2, be equipped with sliding door handle 10 on the mechanical main door 2, be equipped with mechanical self-locking mechanism 6 on the mechanical main door 2, it is equipped with electricity and drives structure 4 to drive 3 tops of auxiliary door, it is equipped with latched device 7 to drive the symmetry of auxiliary door 3 middle-end to drive electricity, latched device 7 is last to be equipped with damping switch mechanism 8.

As shown in fig. 2, the electric driving structure 4 includes a concave chute 41, the front and rear ends of the concave chute 41 are fixedly connected to the top end of the main mechanical door 2 through screws, a rotating shaft 43 is hinged above the connection between the concave chute 41 and the sliding plate 42, the sliding plate 42 on the other side is hinged to the main mechanical door 2, two sides of the surface of the concave chute 41 are provided with caulking grooves 44, sliding plates 45 are clamped on the caulking grooves 44, fixing members 46 are arranged at the left and right ends of the concave chute 41, a U-shaped pull rod 47 is connected to the upper end of the fixing member 46, a connecting rod 48 is perpendicular to the middle position of the rotating shaft 43, the U-shaped pull rod 47 is connected to the connecting rod 48, the tail end of the sliding plate 42 is connected to the fixing member 46, the side of the sliding plate 45 is connected to the driving motor 40 through a motor rotating shaft 49, a rack and pinion steering gear 11 is arranged in the sliding plate 45, the rack and pinion steering gear 11 includes a straight rack gear 12 and a straight rack 13, the top end of the motor rotating shaft 49 is provided with a straight rack gear 12, the sliding plate member 42 is internally provided with a straight rack gear 13.

As shown in fig. 4, the door lock mechanism 7 includes a lock cylinder 71, a lock catch 72, and a lock handle 73, wherein the lock cylinder 71 is provided with a limit spring 74, the lock handle 73 is connected with the lock catch 72, the lock catch 72 is fixed at a side edge of the lock cylinder 71, and the lock catch 72 and the limit spring 74 are fixed on the electrically-driven auxiliary door 3.

As shown in fig. 4, the door lock mechanism 7 is matched with a damping switch mechanism 8, and the damping switch mechanism 8 comprises an elastic rubber 81, a damping block 82, an electromagnetic buffer plate 83 and an electromagnetic block 84; the elastic rubber 81 is disposed on the upper portion of the damping block 82, and the electromagnetic block 84 is disposed on the lower portion of the damping block 82 and connected to the electromagnetic damping plate 83.

As shown in fig. 3, the sealing sliding mechanism 5 includes a sliding rail 51, the sliding rail 51 is disposed at the bottom of the main mechanical door 2 along the length direction, rollers 53 for sliding the sliding edge are disposed on the upper surface of the lower door frame of the freezer door frame 1 along both sides of the length direction, a lower sliding seal 54 sealed in sliding fit is disposed on the lower inner wall of the main mechanical door 2, the sliding rail 52 is in sliding fit with the main mechanical door 2, and a side seal 52 vertically matched with the side of the main mechanical door 2 is disposed.

As shown in fig. 5, the mechanical self-locking structure 6 includes a panel 61, a self-locking pin 62, a limiting plate 63, a self-locking spring 64 and a self-locking cavity 67, the self-locking pin 62 is fixedly connected to the bottom of the mechanical main door 2, one end of the self-locking pin 62 penetrates through the panel 61 and extends to one side of the panel 61, a limiting plate 63 is inserted into the middle end of the self-locking pin 62, a self-locking groove 65 is formed in the self-locking pin 62 along the width direction of the self-locking pin, the limiting plate 63 passes through the self-locking groove 65 and abuts against the panel 61, a self-locking spring piece 66 is arranged at the tail end of the limiting plate 63, the self-locking spring 64 is fixedly connected to the rear end of the self-locking spring piece 66, and the self-locking spring piece 66 and the self-locking spring 64 are fixedly installed in the self-locking cavity 67.

The working principle is that when the mechanical main door 2 and the electric driving auxiliary door 3 are used for conveying large-sized articles into a refrigeration house: the mechanical main door 2 is started, the guide rails 9 are arranged on the upper side and the lower side of the mechanical main door 2, the mechanical main door 2 can slide on the guide rails through the rollers 53 of the sealing sliding mechanism 5, the sealing sliding mechanism 5 can ensure heat preservation and sealing when the mechanical main door 2 is moved, the limiting plate 63 at the bottom of the mechanical self-locking structure 6 on the mechanical main door 2 is used, the limiting plate 63 is made to be lifted out of the self-locking groove 65, the self-locking state of the mechanical main door 2 is relieved by the aid of the movable self-locking pin 62, and the mechanical main door 2 can be pushed to move on the guide rails 9 manually.

When carrying medium and small-sized articles at high frequency: the electrically-driven structure 4 arranged at the top end of the electrically-driven auxiliary door 3 is used for saving manpower, the power is provided by a driving motor, a sliding plate 42 moves on a concave sliding groove 41 through a hinged rotating shaft 43, a U-shaped pull rod 47 drags a connecting rod 48 to move a sliding plate 45 connected with the sliding plate 42, the moving power is provided by a driving motor 40 connected with a side motor rotating shaft 49, a rack and pinion steering gear 11 is arranged in the sliding plate 45, the rack and pinion steering gear 11 is arranged to rotate, the gear is matched with the rack to drive the rack to do left-right linear motion and push the steering wheel to swing left and right, so that the function that the driving motor 40 drives the electrically-driven auxiliary door 3 to do left-right translation is realized, the door lock mechanism 7 on the electrically-driven auxiliary door 3 is started and closed by people through a locking handle 73, and the electrically-driven damping switch mechanism 8 on the door lock mechanism 7 can protect the switch of the electrically-driven auxiliary door from being damaged and prevent safety accidents from occurring, the cold storage door designed by the invention can adapt to various use scenes, the electric drive structure on the electrically-driven auxiliary door 3 with high efficiency on and off reduces the consumption of cold air in the cold storage, the design of the mechanical main door 2 can prevent the cold storage door from being opened when power failure and the electrically-driven mechanism 4 are in failure, and the probability of production accidents caused by carelessly closing people in the cold storage is reduced.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore, the scope of the present invention shall be determined by the appended claims.

Claims

1. A cold storage door, its characterized in that: the cold storage door is provided with a cold storage door frame, the cold storage door comprises a mechanical main door and an electric driving auxiliary door, guide rails are arranged on two sides of the mechanical main door, a sealing sliding mechanism is arranged on the mechanical main door, a sliding door handle is arranged on the mechanical main door, a mechanical self-locking mechanism is arranged on the mechanical main door, an electric driving structure is arranged on the top end of the electric driving auxiliary door, a door lock mechanism is symmetrically arranged at the middle end of the electric driving auxiliary door, and a damping switch mechanism is arranged on the door lock mechanism.

2. A cold store door according to claim 1, wherein: the structure of electrically driving includes concave type spout, both ends are all through screw fixed connection machinery owner door top around the concave type spout, just concave type spout articulates with the sliding plate department of meeting top has the pivot, and another side sliding plate is articulated with machinery owner door, open on concave type spout surface both sides has the caulking groove, just the card is equipped with the slide on the caulking groove, both ends are equipped with the mounting about being equipped with in the concave type spout, just the connecting rod is connected in the upper end of mounting, connecting rod perpendicular to pivot intermediate position, and U type pull rod connection connecting rod, sliding plate end-to-end connection fixed column, the slide side passes through the motor shaft and connects driving motor, be equipped with rack and pinion steering gear in the slide.

3. A cold store door according to claim 2, wherein: the rack-and-pinion steering gear comprises a straight-tooth cylindrical gear and a straight-tooth rack, the straight-tooth cylindrical gear is arranged at the top end of the motor rotating shaft, and the straight-tooth rack is arranged inside the sliding plate.

4. A cold store door according to claim 1, wherein: the door lock mechanism comprises a lock cylinder, a lock catch and a locking handle, the locking handle is connected with the lock catch, a limiting spring is arranged on the lock cylinder, the lock catch is fixed on the side edge of the lock cylinder, and the lock catch and the limiting spring are fixed on the electrically-driven auxiliary door.

5. A cold store door according to claim 1, wherein: the door lock mechanism is matched with a damping switch mechanism, and the damping switch mechanism comprises elastic rubber, a damping block, an electromagnetic buffer plate and an electromagnetic block; the elastic rubber is arranged on the damping block, and the electromagnetic block is arranged on the lower portion of the damping block and connected with the electromagnetic buffer plate.

6. A cold store door according to claim 1, wherein: the sealing sliding mechanism comprises a sliding groove and a sliding rail, the bottom of the mechanical main door is provided with the sliding rail along the length direction, the upper surface of the lower door frame of the refrigeration house door frame is provided with rollers for the sliding of the sliding edge along the two sides of the length direction, the lower inner wall of the mechanical main door is provided with a lower sliding sealing strip in sliding fit sealing, the sliding rail is in sliding fit with the mechanical main door, and the side of the mechanical main door is vertical to the side of the side sealing strip.

7. A cold store door according to claim 1, wherein: the mechanical self-locking structure comprises a panel, a self-locking pin, a limiting plate and a self-locking spring, the self-locking pin is fixedly connected to the bottom of the mechanical main door, one end of the self-locking pin penetrates through the panel and extends to one side of the panel, the limiting plate is inserted into the middle end of the self-locking pin, a self-locking groove is formed in the self-locking pin along the width direction of the self-locking pin, the limiting plate penetrates through the self-locking groove and abuts against the panel, a self-locking spring piece is arranged at the tail end of the limiting plate, the self-locking spring piece is fixedly connected with the self-locking spring in the rear portion, and the self-locking spring piece and the self-locking spring are fixedly installed in a self-locking cavity.