Escape door of refrigeration house

Abstract

The utility model discloses a refrigeration house escape door which comprises an escape door body, the escape door body comprises a frame and a tempered glass plate, and the tempered glass plate is fixed in the frame. A containing cavity is formed in one side of the frame, an impact block is movably arranged in the containing cavity, the frame is provided with a locking mechanism used for limiting sliding of the impact block, a seesaw is rotationally installed at the corner of the frame, one end of the seesaw corresponds to the corner of the tempered glass plate, and the other end of the seesaw corresponds to the corner of the tempered glass plate. A bearing block is fixed to the other end of the seesaw and arranged under the impact block. The locking mechanism is unlocked, so that the impact block falls off and impacts the bearing block at one end of the seesaw, the other end of the seesaw tilts to impact the corner of the tempered glass plate, the tempered glass plate is damaged, escape can be achieved in emergency, and accidents caused by failure and incapability of use due to the fact that equipment is not maintained by personnel for a long time are avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of cold storage, and more specifically relates to an escape door for a cold storage. Background Art

[0002] At present, cold storage is actually a kind of low-temperature combined air conditioning equipment, which has a large cooling area and a high utilization rate. At the same time, moving goods in or out is also relatively frequent. During cold storage operations, personnel are inevitably locked in the cold storage. If personnel cannot escape in time, casualties are likely to occur. The existing cold storage door key lock is set on the outside, and personnel on the inside cannot open it, causing people to be trapped;

[0003] Publication (Announcement) No. CN212778173U, authorization announcement date 20210323, discloses a cold storage door, comprising: a cold storage door body, the cold storage door body is provided with an escape passage; an escape door, the escape door is installed on the escape passage, the cold storage door body is also provided with a lock and a lock slot, the lock is used to open or close the escape door; the lock is elastically connected in the lock slot of the cold storage door body, the lock is also connected to one end of a rope, and the other end of the rope is connected to a pull ring, the pull ring is arranged on the outside of the cold storage door body, and / or on the inside of the cold storage door body; the escape door is also provided with a slot that cooperates with the lock.

[0004] The technical solution of the utility model can enable people trapped in the cold storage to escape in time;

[0005] The above-mentioned prior art solutions have the following defects: since the escape door is rarely inspected and maintained after installation, in a long-term low temperature environment, the contact position between the escape door and the cold storage door may be frozen and unable to be opened, or the unlocking mechanism may be frozen and unable to trigger the unlocking operation. Utility Model Content

[0006] In order to solve the defects existing in the above-mentioned technology, the utility model provides a cold storage escape door, aiming to improve the problem of the escape door being frozen.

[0007] To achieve the above purpose, the technical solution of the utility model is as follows:

[0008] A cold storage escape door comprises an escape door body, wherein the escape door body comprises a frame and a tempered glass plate, wherein the tempered glass plate is fixed in the frame; a receiving cavity is provided on one side of the frame, wherein an impact block is movably arranged in the receiving cavity, and a locking mechanism for limiting the sliding movement of the impact block is installed on the frame; a seesaw is rotatably installed at a corner of the frame, wherein one end of the seesaw is arranged corresponding to the corner of the tempered glass plate, and a receiving block is fixed to the other end of the seesaw, and the receiving block is arranged directly below the impact block.

[0009] In one embodiment of the utility model, the tempered glass plate is assembled from double-layer vacuum glass, the tempered glass plate and the frame are bonded and fixed at the connection point by sealing glue, and the corner of the tempered glass plate corresponding to the seesaw is overhead; the tempered glass plate is a transparent frosted glass plate.

[0010] In one embodiment of the present invention, the locking mechanism comprises

[0011] A safety rope with one end connected to the impact block, wherein the lower end of the safety rope is fixedly connected to the upper end of the impact block, and is used to limit the impact block from sliding downwards due to gravity;

[0012] A pull rod is inserted in the frame, a ring is attached to the upper end of the safety rope, and the pull rod passes through the ring.

[0013] In an embodiment of the utility model, a compression spring is fixed to the upper surface of the impact block, the upper end of the compression spring contacts the upper end of the accommodating cavity, and the compression spring is in a compressed state, so that the safety rope is in a taut state.

[0014] In one embodiment of the utility model, a counterweight block is provided at one end of the seesaw, and the upper surface of the counterweight block is arranged opposite to the corner of the tempered glass plate; when not affected by external force, the counterweight block presses the seesaw to rotate around the middle position, so that the counterweight block is separated from the corner of the tempered glass plate by a certain gap, and the receiving block is tilted.

[0015] In one embodiment of the utility model, the seesaw is arranged in the accommodating cavity, and the impact block is suspended in the accommodating cavity to prevent the contact surface between the impact block and the inner wall of the accommodating cavity from freezing in a low temperature environment, thereby hindering the impact block from sliding.

[0016] Compared with the prior art, the utility model has the following advantages:

[0017] When the escape door and the cold storage door are frozen solid and cannot be opened in a low-temperature environment, or the unlocking mechanism is frozen solid and cannot trigger the unlocking operation, the unlocking locking mechanism causes the impact block to fall and hit the receiving block at one end of the seesaw, causing the other end of the seesaw to tilt and hit the corner of the tempered glass plate to destroy the tempered glass plate, allowing escape in an emergency and avoiding accidents caused by failure of the equipment due to long-term lack of maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the three-dimensional structure of the cold storage escape door in the embodiment of the utility model;

[0019] Figure 2 This is a schematic diagram of the cross-section structure of the escape door in the embodiment of the utility model;

[0020] Figure 3 This is a schematic diagram of the side cutaway structure of the escape door in the embodiment of the utility model;

[0021] Figure 4 This is a three-dimensional structural schematic diagram of the locking mechanism in the embodiment of the utility model;

[0022] Figure 5 It is a schematic diagram of the three-dimensional structure of the seesaw in the embodiment of the utility model.

[0023] In the figure: 100, escape door body; 110, frame; 111, accommodating chamber; 130, tempered glass plate; 150, impact block; 151, compression spring; 170, locking mechanism; 171, pull rod; 173, safety rope; 190, seesaw; 191, receiving block; 193, counterweight block; 195, rotating shaft. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with embodiments.

[0025] It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0026] In the examples, unless otherwise specified, all the means used are conventional means in the art.

[0027] See also Figure 1-Figure 5 The present application provides a cold storage escape door, including an escape door body 100, which is installed on the surface of a freezer door or on the surface of an exterior wall. The escape door body 100 includes a frame 110 and a tempered glass plate 130, and the tempered glass plate 130 is fixed in the frame 110; a receiving cavity 111 is opened on one side of the frame 110, and a collision block 150 is movably arranged in the receiving cavity 111. The frame 110 is installed with a locking mechanism 170 for limiting the sliding of the collision block 150, and a seesaw 190 is rotatably installed at the corner of the frame 110, one end of the seesaw 190 is arranged corresponding to the corner of the tempered glass plate 130, and a receiving block 191 is fixed to the other end of the seesaw 190, and the receiving block 191 is arranged directly below the collision block 150;

[0028] The escape door body 100 is composed of a frame 110 and a tempered glass plate 130, and the tempered glass plate 130 is fixed in the frame 110; a receiving cavity 111 is opened on one side of the frame 110 for installing and accommodating a collision block 150, and the collision block 150 is locked by a locking mechanism 170 installed on the frame 110;

[0029] When the escape door and the cold storage door are frozen solid and cannot be opened in a low-temperature environment, or the unlocking mechanism is frozen solid and cannot trigger the unlocking operation, the unlocking and locking mechanism 170 causes the impact block 150 to fall and hit the receiving block 191 at one end of the seesaw 190, so that the other end of the seesaw 190 is tilted and hits the corner of the tempered glass plate 130 to destroy the tempered glass plate 130, so that people can escape in an emergency and avoid accidents caused by failure of the equipment due to long-term lack of personnel maintenance;

[0030] The seesaw 190 is a plate structure, and a rotating shaft 195 is fixed between the two ends of the seesaw 190. The rotating shaft 195 is rotatably connected to the frame 110, and one end of the rotating shaft 195 penetrates the outer surface of the frame 110; the rotating shaft 195 is arranged between the receiving block 191 and the counterweight block 193; the pull rod 171 is an L-shaped hexagonal wrench, and one end of the rotating shaft 195 is provided with an inner hexagonal groove, and the L-shaped hexagonal wrench is used in conjunction with the inner hexagonal groove;

[0031] The pull rod 171 is configured as an L-shaped hexagonal wrench, and an inner hexagonal groove is provided at one end of the rotating shaft 195. The L-shaped hexagonal wrench is used in conjunction with the inner hexagonal groove. When the impact block 150 cannot fall, or cannot break the tempered glass plate 130 when it falls, the rotating shaft 195 is driven by the L-shaped hexagonal wrench to rotate and hit the corner of the tempered glass plate 130 to manually break the glass to avoid accidents.

[0032] In one embodiment of the utility model, the tempered glass plate 130 is assembled by double-layer vacuum glass, which has good heat insulation effect. The connection between the tempered glass plate 130 and the frame 110 is fixed by sealing glue, and the corner of the tempered glass plate 130 corresponding to the seesaw 190 is suspended; the tempered glass plate 130 is a transparent frosted glass plate.

[0033] In one embodiment of the present invention, the locking mechanism 170 includes

[0034] A safety rope 173 having one end connected to the impact block 150, wherein the lower end of the safety rope 173 is fixedly connected to the upper end of the impact block 150, so as to limit the impact block 150 from sliding downwards due to gravity;

[0035] The pull rod 171 is inserted into the frame 110 , and a ring is tied to the upper end of the safety rope 173 , and the pull rod 171 passes through the ring.

[0036] In an embodiment of the present invention, a compression spring 151 is fixed to the upper surface of the impact block 150 , and the upper end of the compression spring 151 contacts the upper end of the accommodating cavity 111 . The compression spring 151 is in a compressed state, so that the safety rope 173 is in a taut state.

[0037] In one embodiment of the utility model, a counterweight block 193 is provided at one end of the seesaw 190, and the upper surface of the counterweight block 193 is arranged opposite to the corner of the tempered glass plate 130; when not affected by external force, the counterweight block 193 presses the seesaw 190 to rotate around the middle position, so that the counterweight block 193 is separated from the corner of the tempered glass plate 130 by a certain gap, and the receiving block 191 is tilted.

[0038] In one embodiment of the utility model, the seesaw 190 is arranged in the accommodating cavity 111, and the impact block 150 is suspended in the accommodating cavity 111 to prevent the contact surface between the impact block 150 and the inner wall of the accommodating cavity 111 from freezing in a low temperature environment, thereby hindering the impact block 150 from sliding.

[0039] The above-mentioned embodiments only express several implementation methods of the utility model. The descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the utility model patent.

[0040] It should be pointed out that, for those skilled in the art, several modifications and improvements can be made without departing from the concept of the utility model, and these are all within the scope of protection of the utility model. Therefore, the scope of protection of the utility model patent shall be based on the attached claims.

Claims

1. A cold storage escape door, characterized in that: The invention comprises an escape door body (100), wherein the escape door body (100) comprises a frame (110) and a tempered glass plate (130), wherein the tempered glass plate (130) is fixed in the frame (110); a receiving cavity (111) is provided on one side of the frame (110), wherein a collision block (150) is movably arranged in the receiving cavity (111), and a locking mechanism (170) for limiting the sliding movement of the collision block (150) is installed on the frame (110); a seesaw (190) is rotatably installed at a corner of the frame (110), wherein one end of the seesaw (190) is arranged corresponding to a corner of the tempered glass plate (130), and a receiving block (191) is fixed to the other end of the seesaw (190), wherein the receiving block (191) is arranged directly below the collision block (150).

2. The cold storage escape door according to claim 1 is characterized in that: The tempered glass plate (130) is assembled from double-layer vacuum glass. The connection between the tempered glass plate (130) and the frame (110) is fixed by bonding with sealing glue. The corner of the tempered glass plate (130) corresponding to the seesaw (190) is suspended. The tempered glass plate (130) is a transparent frosted glass plate.

3. The cold storage escape door according to claim 1, characterized in that: The locking mechanism (170) comprises a safety rope (173) having one end connected to the impact block (150), wherein the lower end of the safety rope (173) is fixedly connected to the upper end of the impact block (150) and is used to limit the impact block (150) from sliding downwards due to gravity; A pull rod (171) is inserted into the frame (110), and a ring is attached to the upper end of the safety rope (173), and the pull rod (171) passes through the ring.

4. The cold storage escape door according to claim 3 is characterized in that: A compression spring (151) is fixed on the upper surface of the impact block (150), the upper end of the compression spring (151) abuts against the upper end of the accommodating cavity (111), and the compression spring (151) is in a compressed state, so that the safety rope (173) is in a taut state.

5. The cold storage escape door according to claim 3 is characterized in that: A counterweight (193) is provided at one end of the seesaw (190), and the upper surface of the counterweight (193) is arranged opposite to the corner of the tempered glass plate (130); when no external force is applied, the counterweight (193) presses the seesaw (190) to rotate around the middle position, so that a certain gap separates the counterweight (193) from the corner of the tempered glass plate (130), and the receiving block (191) tilts up.

6. The cold storage escape door according to claim 1, characterized in that: The seesaw (190) is arranged in the accommodating cavity (111), and the impact block (150) is suspended in the accommodating cavity (111) to prevent the contact surface between the impact block (150) and the inner wall of the accommodating cavity (111) from freezing in a low-temperature environment, thereby hindering the impact block (150) from sliding.

Images