CN210899982U

CN210899982U - Positive pressure explosion-proof cabinet

Info

Publication number: CN210899982U
Application number: CN201922008078.9U
Authority: CN
Inventors: 王申贵; 王起运
Original assignee: Tianjin Bstex Explosion Proof Electrical Appliance Co ltd
Current assignee: Tianjin Bstex Explosion Proof Electrical Appliance Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-06-30
Anticipated expiration: 2029-11-20

Abstract

The utility model discloses a malleation explosion-proof cabinet, the intelligent cabinet temperature adjusting device comprises a cabinet body, the opening has been seted up to the lateral wall of the cabinet body, the lateral wall of the cabinet body rotates through the pivot to be connected with the inner door that matches with the opening, the lateral wall that the pivot was kept away from to the cabinet body is connected with the outer door through the hinge rotation, the lateral wall that the outer door is close to the inner door has been seted up and has been accomodate the groove, accomodate a plurality of sealing strips of lateral wall fixedly connected with in groove, the seal groove that matches with the sealing strip has been seted up to the lateral wall of the inner door, the draw-in groove has been seted up to the lateral wall of the cabinet body, be equipped with the kelly in the draw-in groove, the kelly runs through the lateral wall. The utility model discloses a set up the effect that interior door and outer door can play better isolated heat and electric spark to improve the security performance, rotate the kelly simultaneously, the interior door is opened easily to the card yi and is overhauld, simple structure, the practicality is strong.

Description

Positive pressure explosion-proof cabinet

Technical Field

The utility model relates to an explosion-proof cabinet technical field especially relates to a malleation explosion-proof cabinet.

Background

With the rapid development of industries such as kerosene chemical industry, metal smelting, chemical pharmacy and the like, the explosion-proof positive pressure cabinet is more and more widely used in system control. How to accurately utilize a positive pressure explosion-proof controller in explosive gas injury occasions. Since electrical equipment is deployed at work to produce electrical sparks unjustly or to create a hot appearance, once they encounter an explosive gas mix in the field, they can lead to the creation of explosive upsets directly endangering the user's property and lives.

In the prior art, the positive-pressure explosion-proof cabinet generally only has one cabinet door, so that high temperature or electric sparks can run out from the joint of the cabinet door and the opening of the cabinet body, certain potential safety hazards can be caused, and therefore the positive-pressure explosion-proof cabinet is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art explosion-proof cabinet of malleation generally only a cabinet door, no matter be like this high temperature or electric spark all can follow cabinet door and cabinet body open-ended junction and run out, this problem that has certain potential safety hazard, and the explosion-proof cabinet of malleation that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a malleation explosion-proof cabinet, includes the cabinet body, the opening has been seted up to the lateral wall of the cabinet body, the lateral wall of the cabinet body rotates through the pivot to be connected with the inner door that matches with the opening, the lateral wall that the pivot was kept away from to the cabinet body is rotated through the hinge and is connected with the outer door, the lateral wall that the outer door is close to the inner door has been seted up and has been accomodate the groove, accomodate a plurality of sealing strips of lateral wall fixedly connected with in groove, the seal groove that matches with the sealing strip has been seted up to the lateral wall of the inner door, the draw-in groove has been seted up to the lateral wall of the cabinet body, be equipped with the kelly in the draw-in groove, the kelly runs through inner door.

Preferably, the side wall of the outer door is fixedly connected with a handle, and the side wall of the outer door is provided with a locking device.

Preferably, a groove is formed in the side wall, far away from the rotating shaft, of the inner door, and a plastic pad is wrapped in the groove.

Preferably, a round hole is formed in the side wall of the inner door, a bearing is fixedly connected to the round hole, and the clamping rod is fixedly connected with the inner wall of the bearing.

Preferably, the height of the clamping rod is smaller than half of that of the clamping groove, and the clamping rod and the clamping groove are L-shaped.

Preferably, the side wall of the sealing strip close to the sealing groove is convex.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the double blocking effect of the inner door and the outer door can play a good role in isolation, heat or electric sparks in the cabinet body are prevented from escaping, potential safety hazards of the cabinet body during working are reduced, the clamping rod is driven to rotate by rotating the rotating knob, and therefore the inner door can be conveniently opened and closed for maintenance, and the double blocking effect of the inner door and the outer door is simple in structure and high in practicability;

2. the outer door can be easily opened and closed through the handle, the outer door can be locked by the locking device, safety hidden dangers caused by accidental opening of the outer door are avoided, in addition, the hand can be more easily buckled with the groove through the plastic pad, the inner door is conveniently opened for maintenance, in addition, the rotating rod can be conveniently rotated by the aid of the round hole and the bearing, friction of the rotating rod is reduced, and the service life of the rotating rod is prolonged.

Drawings

Fig. 1 is a schematic structural view of a positive pressure explosion-proof cabinet provided by the utility model;

fig. 2 is a schematic structural diagram at a in fig. 1.

In the figure: the multifunctional cabinet comprises a cabinet body 1, an inner door 2, an outer door 3, a sealing strip 4, a clamping rod 5, a torque 6, a torque spring 7, a handle 8, a locking device 9, a plastic cushion 10 and a bearing 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a positive pressure explosion-proof cabinet comprises a cabinet body 1, wherein an opening is formed in the side wall of the cabinet body 1, a new element can be placed into the cabinet body 1 through the opening, or the element in the cabinet body 1 can be overhauled, the side wall of the cabinet body 1 is rotatably connected with an inner door 2 matched with the opening through a rotating shaft, a round hole is formed in the side wall of the inner door 2, a bearing 11 is fixedly connected in the round hole, a clamping rod 5 is fixedly connected with the inner wall of the bearing 11, the clamping rod 5 can not obliquely swing in the rotating process due to the limitation of the bearing 11, so that the clamping rod 5 can be matched with a clamping groove to play a good limiting role, a groove is formed in the side wall of the inner door 2, which is far away from the rotating shaft, a plastic pad 10 wraps the groove and is buckled to facilitate opening of the inner door;

the side wall of the cabinet body 1 far away from the rotating shaft is rotatably connected with an outer door 3 through a hinge, the side wall of the outer door 3 is fixedly connected with a handle 8, the handle 8 is held to conveniently drive the outer door 3 to rotate, the side wall of the outer door 3 is provided with a locking device 9, the outer door 3 is locked through the locking device 9 to avoid potential safety hazards caused by accidental opening of the outer door 3, the side wall of the outer door 3 close to the inner door 2 is provided with an accommodating groove, the side wall of the accommodating groove is fixedly connected with a plurality of sealing strips 4, the side wall of the sealing strips 4 close to the sealing groove is a convex surface, so that the sealing strips 4 can be smoothly clamped into the sealing groove, the side wall of the inner door 2 is provided with a sealing groove matched with the sealing strips 4, the side wall of the cabinet body 1 is provided with a clamping groove, a clamping rod 5 is arranged in the clamping groove, the height of the clamping rod 5 is, like this the restriction of kelly 5 and draw-in groove can play good limiting displacement to interior door 2 to conveniently open, kelly 5 runs through interior door 2 and fixedly connected with turns round 6, and the lateral wall that turns round 6 passes through torsion spring 7 and interior door 2's lateral wall fixed connection, and torsion spring 7 overlaps to be located on kelly 5.

When the utility model is used, the heat and electric spark isolation effect can be well achieved through the common limitation of the inner door 2 and the outer door 3, thereby improving the safety of the cabinet body 1, and the space between the inner door 2 and the outer door 3 can be sealed through the limitation of the sealing strip 4 and the sealing groove, so that even if the heat and the electric spark are leaked out from the connection part of the inner door 2 and the opening of the cabinet body 1, the outer door 3 can not be easily leaked out, the safety of the cabinet body 1 is ensured, when the cabinet body 1 needs to be opened for maintenance, the locking device 9 is firstly opened, the handle 8 is held to drive the outer door 3 to rotate, the sealing strip 4 is separated from the sealing groove, then the outer door 3 is opened, the rotating knob 6 drives the clamping rod 5 to rotate, the torsion spring 7 is driven to deform, the clamping rod 5 can not obliquely swing through the limitation of the bearing 11, the clamping rod 5 is buckled with the groove to pull the inner door 2 after rotating 180 degrees, utilize plastic pad 10 to alleviate the frictional force of hand and recess, can open interior door 2 like this, utilize torsion spring 7's elasticity to make 5 card of kelly go into the draw-in groove to carry on spacingly to interior door 2, simple structure, the practicality is strong, can improve the security in the use greatly, and the switch is also very convenient.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The positive pressure explosion-proof cabinet comprises a cabinet body (1) and is characterized in that an opening is formed in the side wall of the cabinet body (1), an inner door (2) matched with the opening is rotatably connected to the side wall of the cabinet body (1) through a rotating shaft, an outer door (3) is rotatably connected to the side wall, far away from the rotating shaft, of the cabinet body (1) through hinges, an accommodating groove is formed in the side wall, close to the inner door (2), of the outer door (3), a plurality of sealing strips (4) are fixedly connected to the side wall of the accommodating groove, a sealing groove matched with the sealing strips (4) is formed in the side wall of the inner door (2), a clamping groove is formed in the side wall of the cabinet body (1), a clamping rod (5) is arranged in the clamping groove, the clamping rod (5) penetrates through the inner door (2) and is fixedly connected with a rotating knob (6), and the side wall of the rotating knob (6) is fixedly, and the torsion spring (7) is sleeved on the clamping rod (5).

2. The explosion-proof cabinet of positive pressure according to claim 1, characterized in that the side wall of the outer door (3) is fixedly connected with a handle (8), and the side wall of the outer door (3) is provided with a locking device (9).

3. The positive pressure explosion-proof cabinet according to claim 1, characterized in that a groove is formed on the side wall of the inner door (2) far away from the rotating shaft, and a plastic pad (10) is wrapped in the groove.

4. The positive pressure explosion-proof cabinet according to claim 1, characterized in that a circular hole is opened on the side wall of the inner door (2), a bearing (11) is fixedly connected in the circular hole, and the clamping rod (5) is fixedly connected with the inner wall of the bearing (11).

5. The positive pressure explosion-proof cabinet according to claim 1, wherein the height of the clamping rod (5) is less than half of the height of the clamping groove, and the clamping rod (5) and the clamping groove are L-shaped.

6. The explosion-proof cabinet of claim 1, wherein the side wall of the sealing strip (4) close to the sealing groove is convex.