CN211267351U

CN211267351U - Linkage self-locking explosion-proof control cabinet

Info

Publication number: CN211267351U
Application number: CN201922218102.1U
Authority: CN
Inventors: 王晓红; 商红江; 刘海兵; 包秀田; 李国静
Original assignee: Totel Mechanics Shanghai Co ltd
Current assignee: Totel Mechanics Shanghai Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-08-14
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses a linkage self-locking explosion-proof control cabinet, which comprises a box body and a box door, wherein one side wall of the box body is provided with an opening, the box door is hinged on the outer surface of the box body, the box body is far away from the inner surface of the side wall of the opening and is provided with a chute, the inner side wall of the chute is provided with a slider, the slider is positioned at one end of the chute far away from a gear, the slider faces to the outer surface of one side of the opening, the inner surface of the box body is fixedly connected with a sleeve, the inner side wall of the sleeve is slidably connected with a moving end, the moving end faces to the outer surface of the box door and is fixedly connected with one end of a push rod, the other end of the push rod passes through a clapboard to be contacted with the box door, the utility model discloses a movable block is arranged on the inner, so that the power supply is cut off already before the door is opened.

Description

Linkage self-locking explosion-proof control cabinet

Technical Field

The utility model belongs to the technical field of electric explosion-proof, concretely relates to explosion-proof switch board of linkage auto-lock.

Background

Explosion-proof control cabinets are increasingly widely applied to industries such as kerosene chemical industry, metal smelting, chemical pharmacy and the like, and electrical equipment in the control cabinets inevitably generates electric sparks, so that once the electric sparks meet with on-site explosive gas confusers, the electric sparks can explode, and property and life safety of users are directly endangered. The explosion-proof control cabinet has the advantages that the power supply in the cabinet can be automatically cut off when the cabinet door is opened, the safety is high, the power supply can be cut off instantly, the power supply in the cabinet still keeps connected instantly when the cabinet door of the control cabinet is opened, and the potential safety hazard is still generated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion-proof switch board of linkage auto-lock to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a linkage self-locking explosion-proof control cabinet comprises a box body and a box door, wherein an opening is formed in the side wall of one side of the box body, the box door is hinged to the outer surface of the box body, a partition plate is fixedly connected to the inner side wall of the box body and is parallel to the box door, an electrical component is arranged on the surface, close to the box door, of one side of the partition plate, one end of a rotating rod penetrates through the side wall of the box body and corresponds to one side of the opening, the rotating rod is positioned on the side far away from the hinged side of the box door, the other end of the rotating rod penetrates through the partition plate and is rotatably connected to the inner side wall of the box body, a handle is fixedly connected to the end, far away from the box body, of the rotating rod, close to the, the hook is positioned in the fixed ring, a gear is fixedly connected to one side of the rotating rod, which is far away from the opening, a chute is arranged on the inner surface of the side wall of the box body, which is far away from the opening, a slide block is arranged on the inner side wall of the chute, the slide block is positioned at one end of the chute, which is far away from the gear, a first spring is arranged between the slide block and the chute, a movable block is fixedly connected to the outer surface of the slide block, which faces towards the opening, a rack is arranged on the lower surface of the movable block, the rack is meshed with the gear, a sleeve is fixedly connected to the inner surface of the side wall of the box body, which is far away from the opening, a moving end is slidably connected to the inner side wall of the sleeve, a first through hole is arranged on the side wall of the sleeve, the other end of the fixed rod penetrates through the first through hole, the fixed rod is positioned in the second through hole, a second spring is arranged between the sleeve and the moving end, a first connecting end is arranged at one end of the fixed rod positioned in the second through hole, a second connecting end is arranged at the position, corresponding to the first connecting end, of the inner wall of the second through hole, the first connecting end and the second connecting end are in contact with each other, a first threading pipe is arranged inside the fixed rod, one end of the first threading pipe is positioned on the side wall of the fixed rod, the other end of the first threading pipe is positioned at the first connecting end, a second threading pipe is arranged inside the moving end, one end of the second threading pipe is positioned on the side wall of the moving end, the other end of the second threading pipe is positioned at the second connecting end, and the moving end faces the outer surface of the box door and is fixedly connected with one end of the push rod, the other end of the push rod penetrates through the partition plate to be in contact with the box door.

Preferably, one end of the second threading pipe is located on the lower side wall of the moving end, and a through groove is formed in the position, corresponding to one end of the second threading pipe, of the side wall of the sleeve.

Preferably, the surface of the fixing rod at one end of the second through hole is arc-shaped.

Preferably, a rectangular groove is formed in the side wall of the box body corresponding to one end, close to the gear, of the movable block.

Preferably, the outer surface of the box door and the outer surface of the corresponding box side wall are located on the same plane.

Compared with the prior art, the beneficial effects of the utility model are that: a linkage self-locking explosion-proof control cabinet is provided, a rotating rod and a handle are arranged, a box door can be opened only by rotating the rotating rod when the door is opened, a gear is arranged on the rotating rod, a movable block is arranged on the inner side wall of a box body, so that the movable block is driven to move when the rotating rod rotates, a sleeve and a movable end are arranged in the box body, a first through hole and a second through hole are respectively arranged on the side walls of the sleeve and the movable end, a fixed rod is arranged on the movable block, penetrates through the first through hole and is positioned in the second through hole, so that the fixed rod is separated from the second through hole when the movable block moves, the movable end can slide in the sleeve under the action of a second spring, the fixed rod cannot be inserted into the second through hole, a first connecting end and a second connecting end are arranged between the second through hole and the fixed rod, and power wires of electrical components are respectively arranged on, when the handle is rotated to open the door, the first connecting end and the second connecting end are separated so as to cut off the power supply, so that the power supply is cut off before the door is opened, and the power supply is always kept in a cut-off state when the door is opened. The utility model discloses a set up the movable block at the inside wall of box for drive the movable block when the dwang rotates and remove, thereby make first link and the separation of second link cut off power supply, thereby just cut off the power before opening a door, can guarantee safety better.

Drawings

Fig. 1 is a schematic view of a front view cross-sectional structure of the present invention;

fig. 2 is a schematic top view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic diagram of a right-side sectional structure of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1-box body, 2-box door, 3-partition board, 4-opening, 5-rotating rod, 6-handle, 7-hook, 8-fixing ring, 9-gear, 10-sliding groove, 11-sliding block, 12-first spring, 13-movable block, 14-rack, 15-sleeve, 16-moving end, 17-first through hole, 18-second through hole, 19-fixing rod, 20-second spring, 21-first connecting end, 22-second connecting end, 23-first threading pipe, 24-second threading pipe, 25-push rod, 26-through groove and 27-rectangular groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a linkage self-locking explosion-proof control cabinet comprises a box body 1 and a box door 2, as shown in figure 2, an opening 4 is arranged on one side wall of the box body 1, the box door 2 is hinged on the outer surface of the box body 1, as shown in figures 2 and 3, a baffle 3 is fixedly connected with the inner side wall of the box body 1, the baffle 3 is parallel to the box door 2, an electrical component is arranged on one side surface of the baffle 3 close to the box door 2, as shown in figure 2, one end of a rotating rod 5 penetrates through the side wall of the box body 1 and corresponds to one side of the opening 4, the rotating rod 5 is positioned at one side far away from the box body 1 and is hinged with the box door 2, the other end of the rotating rod 5 penetrates through the baffle 3 and is rotatably connected on the inner side wall of the box body 1, the rotating rod 5 can freely rotate, one end of the, through rotating the handle 6, the rotation of the rotating rod 5 is realized, one side of the rotating rod 5, which is positioned inside the box body 1, is close to the hook 7 fixedly connected with the box door 2, one side of the box door 2, which faces the box body 1, is fixedly connected with the fixing ring 8, the hook 7 is positioned inside the fixing ring 8, when the handle 6 is rotated, the rotating rod 5 can be driven to rotate, the rotating rod 5 enables the hook 7 to be separated from the fixing ring 8, the box door 2 can be opened, one side of the rotating rod 5, which is far away from the opening 4, is fixedly connected with the gear 9, the inner surface of the side wall of the box body 1, which is far away from the opening 4, is provided with a sliding groove 10, the inner side wall of the sliding groove 10 is provided with a sliding block 11, as shown in fig. 3, the sliding groove 10 and the sliding block 11 are wedge-shaped, a first spring 12 is arranged between the sliding block 11 and the sliding groove 10, a movable block 13 is fixedly connected to the outer surface of one side of the sliding block 11 facing the opening 4, the movable block 13 can drive the sliding block 11 to slide in the sliding groove 10, a rack 14 is arranged on the lower surface of the movable block 13, the rack 14 is meshed with the gear 9, when the rotating rod 5 is rotated, the rotating rod 5 drives the gear 9 to rotate, the gear 9 drives the movable block 13 to move in the direction of the gear 9, a sleeve 15 is fixedly connected to the inner surface of the side wall of one side of the box body 1 far away from the opening 4, the sleeve 15 is perpendicular to the box door 2, as shown in fig. 4, a moving end 16 is slidably connected to the inner side wall of the sleeve 15, the moving end 16 can slide in the sleeve 15, and a first through hole 17 is arranged on the side wall of the sleeve 15, a second through hole 18 is formed in a position, corresponding to the first through hole 17, of a side wall of the moving end 16, one end, away from the gear 9, of the movable block 13 is fixedly connected with one end of a fixed rod 19, the other end of the fixed rod 19 penetrates through the first through hole 17, the fixed rod 19 is located in the second through hole 18, a second spring 20 is arranged between the sleeve 15 and the moving end 16, the second spring 20 is in a compressed state, the fixed rod 19 can be completely separated from the second through hole 18 under the movement of the movable block 13, the moving end 16 moves towards the direction of the box door 2 under the action of the second spring 20, a first connecting end 21 is arranged at one end, located at the second through hole 18, of the fixed rod 19, a second connecting end 22 is arranged at a position, corresponding to the first connecting end 21, of an inner wall of the second through hole 18, and both the first connecting end 21 and the second connecting end 22 are made of copper, the first connection end 21 and the second connection end 22 are contacted with each other, a first threading pipe 23 is arranged inside the fixing rod 19, as shown in fig. 1, one end of the first threading pipe 23 is positioned on the side wall of the fixing rod 19, the other end of the first threading pipe 23 is positioned at the first connection end 21, the first connection end 21 is communicated with the outside, a second threading pipe 24 is arranged inside the moving end 16, one end of the second threading pipe 24 is positioned on the side wall of the moving end 16, the other end of the second threading pipe 24 is positioned at the second connection end 22, the second connection end 22 is communicated with the outside, two ends of a power cord can be respectively connected into the first connection end 21 and the second connection end 22 through the first threading pipe 23 and the second threading pipe 24, when the first connection end 21 is contacted with the second connection end 22, so that the power cord is normally powered, as shown in fig. 2, the moving end 16 is fixedly connected with one end of a push rod 25 facing the outer surface of the box door 2, and the other end of the push rod 25 passes through the partition 3 to contact with the box door 2.

Specifically, one end of the second threading pipe 24 is located on the lower side wall of the moving end 16, a through groove 26 is formed in the side wall of the sleeve 15 corresponding to one end of the second threading pipe 24, and a power line connected to the second connecting end 22 is led out from the through groove 26, so that the power line does not affect the sliding of the moving end 16.

Specifically, the end surface of the fixing rod 19 located at the second through hole 18 is arc-shaped, so that the fixing rod 19 is easily inserted into the first through hole 17 and the second through hole 18.

Specifically, a rectangular groove 27 is formed in one end of the side wall of the box body 1, which corresponds to the movable block 13 and is close to the gear 9, so that when the movable block 13 moves, the stroke is not small due to the inner wall of the box body 1.

Particularly, the surface of chamber door 2 and the corresponding surface of 1 lateral wall of box are located the coplanar, because the setting of push rod 25, when opening the door, by push rod 25 backs down chamber door 2, thereby chamber door 2 can set up completely the inside of opening 3 to guarantee the wholeness of 1 surface of box, when pleasing to the eye, reduce area.

The working principle is as follows: when the utility model works, the hook 7 hooks into the fixed ring 8, so that the box door 2 is locked, when the door needs to be opened, the handle 6 is rotated, the handle 6 drives the rotating rod 5 to rotate, the rotating rod 5 drives the hook 7 to rotate, thereby the hook is separated from the fixed ring 8, simultaneously, the rotating rod 5 drives the gear 9 to rotate, the gear 9 drives the movable block 13 to move, the movable block 13 drives the fixed rod 19 to move towards the gear 9, thereby the first wiring end 21 is separated from the second wiring end 22, the power failure is realized, when the fixed rod 19 moves to be separated from the second through hole 18, the moving end 16 moves towards the box door 2 under the action of the second spring 20, thereby the push rod 25 is driven to open the box door 2, when the door needs to be closed, only the box door 2 needs to be closed, the push rod 25 is driven by the box door 2, when the box door 2 is completely closed, the push rod 25 drives, so that the first through hole 17 is aligned with the second through hole 18, at this time, under the action of the first spring 12, the movable block 13 drives the fixed rod 19 to enter the second through hole 18, at this time, the first connecting end 21 is connected with the second connecting end 22, the inside is powered on, meanwhile, the movable block 13 drives the gear 9 to rotate after being reset, and the gear 9 drives the hook 7 to enter the fixed ring 8, so that the box door 2 is locked.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the interconnection of two elements or through the interaction of two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, circuit connection adopt conventional connection mode among the prior art, and here detailed description is not again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an explosion-proof switch board of linkage auto-lock, includes box (1) and chamber door (2), one side lateral wall of box (1) is equipped with opening (4), chamber door (2) articulate the surface of box (1), its characterized in that: the inner side wall of the box body (1) is fixedly connected with a partition board (3), the partition board (3) is parallel to the box door (2), an electrical component is arranged on one side surface of the partition board (3) close to the box door (2), one end of a rotating rod (5) penetrates through the side wall of the box body (1) and corresponds to one side of the opening (4), the rotating rod (5) is positioned on one side far away from the hinge of the box door (2), the other end of the rotating rod (5) penetrates through the partition board (3) and is rotatably connected onto the inner side wall of the box body (1), one end of the rotating rod (5) far away from the box body (1) is fixedly connected with a handle (6), one side of the rotating rod (5) close to the box door (2) and positioned inside the box body (1) is fixedly connected with a hook (7), and the box door (2) faces one side surface of the box body (1, the hook (7) is located inside the fixing ring (8), one side of the opening (4) is fixedly connected with a gear (9) by the rotating rod (5), the side wall inner surface of the opening (4) is provided with a sliding groove (10) by the box body (1), the inner side wall of the sliding groove (10) is provided with a sliding block (11), the sliding block (11) is located at one end of the gear (9) far away from the sliding groove (10), a first spring (12) is arranged between the sliding block (11) and the sliding groove (10), the sliding block (11) faces towards the outer surface of one side of the opening (4) and is fixedly connected with a movable block (13), the lower surface of the movable block (13) is provided with a rack (14), the rack (14) is meshed with the gear (9), and the box body (1) is far away from the side wall inner surface of one side of the opening (4) and is, a moving end (16) is slidably connected to the inner side wall of the sleeve (15), a first through hole (17) is formed in the side wall of the sleeve (15), a second through hole (18) is formed in the position, corresponding to the first through hole (17), of the side wall of the moving end (16), one end, far away from the gear (9), of the movable block (13) is fixedly connected with one end of a fixed rod (19), the other end of the fixed rod (19) penetrates through the first through hole (17), the fixed rod (19) is located in the second through hole (18), a second spring (20) is arranged between the sleeve (15) and the moving end (16), a first connecting end (21) is arranged at one end, located in the second through hole (18), of the fixed rod (19), a second connecting end (22) is arranged on the position, corresponding to the first connecting end (21), of the inner wall of the second through hole (18), and the first connecting end (21) and the second connecting end (22) are in contact with each, the inner part of the fixing rod (19) is provided with a first threading pipe (23), one end of the first threading pipe (23) is located on the side wall of the fixing rod (19), the other end of the first threading pipe (23) is located at the first connecting end (21), a second threading pipe (24) is arranged inside the moving end (16), one end of the second threading pipe (24) is located on the side wall of the moving end (16), the other end of the second threading pipe (24) is located at the second connecting end (22), the moving end (16) faces one end of a push rod (25) fixedly connected to the outer surface of the box door (2), and the other end of the push rod (25) penetrates through the partition plate (3) and contacts with the box door (2).

2. The linkage self-locking explosion-proof control cabinet according to claim 1, characterized in that: one end of the second threading pipe (24) is located on the lower side wall of the moving end (16), and a through groove (26) is formed in the position, corresponding to one end of the second threading pipe (24), of the side wall of the sleeve (15).

3. The linkage self-locking explosion-proof control cabinet according to claim 1, characterized in that: the surface of one end, positioned at the second through hole (18), of the fixing rod (19) is arc-shaped.

4. The linkage self-locking explosion-proof control cabinet according to claim 1, characterized in that: the side wall of the box body (1) corresponds to one end, close to the gear (9), of the movable block (13) and is provided with a rectangular groove (27).

5. The linkage self-locking explosion-proof control cabinet according to claim 1, characterized in that: the outer surface of the box door (2) and the outer surface of the corresponding side wall of the box body (1) are positioned on the same plane.