CN219801793U - Explosion-proof junction box - Google Patents
Explosion-proof junction box Download PDFInfo
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- CN219801793U CN219801793U CN202320970834.XU CN202320970834U CN219801793U CN 219801793 U CN219801793 U CN 219801793U CN 202320970834 U CN202320970834 U CN 202320970834U CN 219801793 U CN219801793 U CN 219801793U
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- Prior art keywords
- explosion
- proof
- box
- rectangular frame
- positioning
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- 230000000903 blocking effect Effects 0.000 claims abstract description 21
- 125000006850 spacer group Chemical group 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract 1
- 230000004888 barrier function Effects 0.000 description 10
- 238000004880 explosion Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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- Casings For Electric Apparatus (AREA)
Abstract
The utility model relates to the technical field of explosion-proof junction boxes, in particular to an explosion-proof junction box which comprises a box body of an explosion-proof junction box, wherein a detachable explosion-proof box cover is arranged outside the box body, a rectangular frame is fixedly connected in the box body, an explosion-proof blocking net is arranged on the rectangular frame, an annular groove for bearing the explosion-proof blocking net is formed in one side of the rectangular frame, and an operation cavity is formed in one side of the inner wall of the annular groove. Be provided with two fixed plates that stagger each other on the rectangle frame, through setting up explosion-proof blocking net in the box for when the box is inside to appear the problem, the piece thing that produces can strike explosion-proof blocking net earlier, and can not directly strike on the case lid, avoid the case lid to receive the impact and produce not hard up, promoted the explosion-proof protective capability of box to pulling second spacer sleeve, can install and dismantle explosion-proof blocking net fast, be convenient for carry out the wiring in the box is inside.
Description
Technical Field
The utility model relates to the technical field of explosion-proof junction boxes, in particular to an explosion-proof junction box.
Background
The explosion-proof wiring box is a special power distribution equipment applied to various high-risk places and compared with a civil wiring box, and is an explosion-proof wiring box with an explosion-proof function, which is formed by various explosion-proof modifications.
The explosion-proof junction box needs a high-tightness box cover, such as the explosion-proof junction box proposed in the patent application number of CN201320238645.X, so that the gas outside the shell is completely prevented from entering the explosion-proof cavity of the shell, and the safety is improved.
In the prior art, as the explosion-proof junction box that proposes in patent application number "cn201320238645.X", the case lid is directly fixed to the explosion-proof junction box through the bolt, and when the inside problem that appears of explosion-proof junction box, the piece thing that produces directly strikes the case lid for the case lid can produce not hard up influence the leakproofness of explosion-proof junction box.
Disclosure of Invention
The utility model aims to provide an explosion-proof junction box so as to solve the problems in the background art.
The aim of the utility model can be achieved by the following technical scheme:
the explosion-proof junction box comprises a box body of an explosion-proof connecting box, a detachable explosion-proof box cover is arranged outside the box body, a rectangular frame is fixedly connected in the box body, an explosion-proof blocking net is arranged on the rectangular frame, an annular groove for bearing the explosion-proof blocking net is formed in one side of the rectangular frame, and an operation cavity is formed in one side of the inner wall of the annular groove.
The rectangular frame is provided with two mutually staggered fixing plates, two ends of the fixing plates are respectively provided with a first positioning sleeve and a second positioning sleeve, the first positioning sleeves are fixed on one side of the rectangular frame, the second positioning sleeves are movably connected to one side of the rectangular frame, one side of the rectangular frame is fixedly connected with a positioning convex plate, one side of the positioning convex plate is fixedly connected with a positioning spring, and one end of the positioning spring, which is far away from the positioning convex plate, is fixedly connected with the second positioning sleeve.
Preferably, the case body is rectangular, the explosion-proof case cover is annular, fixing bolts which are arranged in an annular array are arranged on the explosion-proof case cover, and the fixing bolts are used for fixing the explosion-proof case cover to the case body.
Preferably, the inner side of the explosion-proof box cover is provided with a fitting protrusion, and the fitting protrusion is fitted with the inner surface of the box body so as to form an explosion-proof contact surface in the box body.
Preferably, the inner wall fixedly connected with a plurality of transverse connection strips and a plurality of longitudinal connection strips of explosion-proof case lid, transverse connection strips and longitudinal connection strips are crisscross to be set up, and the junction threaded connection of transverse connection strip and longitudinal connection strip has connecting bolt, fixedly mounted has binding post on transverse connection strip and the longitudinal connection strip.
Preferably, two explosion-proof connectors are arranged at the bottom of the box body, and a fixed sleeve plate is fixedly connected to one side of the box body.
Preferably, the first positioning sleeve and the second positioning sleeve are respectively sleeved at two ends of the fixed plate, one side of the second positioning sleeve is fixedly connected with a sliding block, one side of the rectangular frame is fixedly connected with a guide rod, and the guide rod is in sliding connection with the sliding block.
Preferably, the inner wall of the annular groove is provided with a positioning groove, and one side of the anti-explosion blocking net is fixedly connected with a positioning protrusion matched with the positioning groove.
The utility model has the beneficial effects that:
through setting up explosion-proof blocking in the box for when the box is inside to be problematic, the piece thing that produces can strike explosion-proof blocking earlier on, and can not directly strike on the case lid, avoid the case lid to receive the impact and produce not hard up, promoted the explosion-proof protection ability of box, and the pulling second spacer sleeve can install and dismantle explosion-proof blocking fast, is convenient for carry out the wiring in the box is inside.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort;
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a side view of the case of FIG. 1;
FIG. 3 is a schematic view of the rectangular frame and blast barrier net of FIG. 2;
FIG. 4 is a schematic view of the rectangular frame of FIG. 3;
fig. 5 is a schematic structural view of the fixing plate of fig. 3.
Reference numerals in the drawings are as follows:
1. the explosion-proof box comprises a box body, 2, an explosion-proof box cover, 3, a rectangular frame, 4, an explosion-proof blocking net, 5, an annular groove, 6, an operation cavity, 7, a fixed plate, 8, a first positioning sleeve, 9, a second positioning sleeve, 10, a positioning convex plate, 11, a positioning spring, 12, a fixing bolt, 13, a fitting protrusion, 14, a transverse connecting strip, 15, a longitudinal connecting strip, 16, a connecting bolt, 17, a wiring terminal, 18, an explosion-proof joint, 19, a fixed sleeve plate, 20, a sliding block, 21, a guide rod, 22, a positioning groove, 23 and a positioning protrusion.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The explosion-proof connection box comprises a box body 1 of the explosion-proof connection box, a detachable explosion-proof box cover 2 is arranged outside the box body 1, a rectangular frame 3 is fixedly connected with the inner surface of the box body 1, an explosion-proof blocking net 4 is arranged on the rectangular frame 3, an annular groove 5 for bearing the explosion-proof blocking net 4 is formed in one side of the rectangular frame 3, and an operation cavity 6 is formed in one side of the inner wall of the annular groove 5.
The rectangular frame 3 is provided with two mutually staggered fixing plates 7, two ends of the fixing plates 7 on the rectangular frame 3 are respectively provided with a first positioning sleeve 8 and a second positioning sleeve 9, the first positioning sleeve 8 is fixed on one side of the rectangular frame 3, the second positioning sleeve 9 is movably connected to one side of the rectangular frame 3, one side of the rectangular frame 3 is fixedly connected with a positioning convex plate 10, one side of the positioning convex plate 10 is fixedly connected with a positioning spring 11, and one end of the positioning spring 11, far away from the positioning convex plate 10, is fixedly connected with the second positioning sleeve 9.
As shown in fig. 2, 3 and 4, the annular groove 5 and the fixing plate 7 are located on one side of the rectangular frame 3, which is close to the explosion-proof box cover 2, so that when the explosion-proof box cover 2 is opened and the explosion-proof barrier 4 is taken out from the annular groove 5, the explosion-proof barrier 4 can be directly taken out from the box cover 2, the outermost side of the explosion-proof barrier 4 is a metal ring, and the inner side of the explosion-proof barrier 4 is a barrier, so that the explosion-proof barrier can be just put into the annular groove 5, but the explosion-proof barrier can not pass through the operation cavity 6.
The box body 1 is rectangular, the explosion-proof box cover 2 is annular, fixing bolts 12 in an annular array are arranged on the explosion-proof box cover 2, and the fixing bolts 12 are used for fixing the explosion-proof box cover 2 to the box body 1.
As shown in fig. 1, the explosion proof case cover 2 is fixed to the outside of the case body 1 by a plurality of fixing bolts 12 so that the explosion proof case cover 2 can be detached and installed.
The inner side of the explosion-proof box cover 2 is provided with a fitting protrusion 13, and the fitting protrusion 13 is fitted with the inner surface of the box body 1 to form an explosion-proof contact surface inside the box body 1.
As shown in fig. 2, the case cover 2 and the case 1 are closely adhered by the explosion-proof contact surface formed by the adhering protrusion 13 located at the inner side of the case cover 2 and the inner surface of the case 1.
The inner wall fixedly connected with a plurality of horizontal connecting strips 14 and a plurality of vertical connecting strips 15 of explosion-proof case lid 2, horizontal connecting strip 14 and vertical connecting strip 15 crisscross setting, the junction threaded connection of horizontal connecting strip 14 and vertical connecting strip 15 has connecting bolt 16, fixedly mounted binding post 17 on horizontal connecting strip 14 and the vertical connecting strip 15.
As shown in fig. 1 and 2, the connecting terminal 17 is fixed on the transverse connecting strip 14 and the longitudinal connecting strip 15, so that a certain distance is formed between the connecting terminal 17 and the inner wall of the box body 1, heat dissipation of the connecting terminal 17 is facilitated, and meanwhile, holes are not required to be formed in the box body 1 when the connecting terminal 17 is fixed, so that the strength of the box body 1 is not affected.
Two explosion-proof connectors 18 are arranged at the bottom of the box body 1, and a fixed sleeve plate 19 is fixedly connected to one side of the box body 1.
The first positioning sleeve 8 and the second positioning sleeve 9 are respectively sleeved at two ends of the fixed plate 7, one side of the second positioning sleeve 9 is fixedly connected with a sliding block 20, one side of the rectangular frame 3 is fixedly connected with a guide rod 21, and the guide rod 21 is in sliding connection with the sliding block 20.
As shown in fig. 3 and 5, rectangular bayonets are arranged at the staggered positions of the first positioning sleeve 8 and the second positioning sleeve 9, so that the first positioning sleeve 8 and the second positioning sleeve 9 can be staggered on the same plane, and the guide rod 21 passes through the slide block 20, so that the slide block 20 and the second positioning sleeve 9 can only slide in the direction of the guide rod 21.
The inner wall of the annular groove 5 is provided with a positioning groove 22, and one side of the explosion-proof blocking net 4 is fixedly connected with a positioning protrusion 23 matched with the positioning groove 22.
As shown in fig. 3, the positioning protrusion 23 is blocked into the positioning groove 22, so that the explosion-proof barrier 4 is prevented from rotating in the annular groove 5.
The working principle of the convenient connection box provided by the utility model is as follows:
when a problem occurs in the box body 1, the scraps can impact on the explosion-proof blocking net 4, but not directly impact on the box cover 2;
when the wiring is needed in the box body 1, the second positioning sleeve 9 is pulled in the direction away from the fixed plates 7, the fixed plates 7 can be pulled out from the first positioning sleeve 8 and taken down at the moment, after the two fixed plates 7 are taken down, the explosion-proof barrier 4 can be taken down from the annular groove 5 and taken out to the outside of the box body 1, and at the moment, the hand can pass through the operation cavity 6 to wire the inside of the box body 1;
otherwise, the explosion-proof blocking net 4 can be clamped into the annular groove 5, one end of the fixing plate 7 is clamped into the first locating sleeve 8 by pushing the second locating sleeve 9, the second locating sleeve 9 is loosened, the spring 11 stretches to push the second locating sleeve 9, the second locating sleeve 9 and the first locating sleeve 8 are clamped at two ends of the fixing plate 7, the fixing plate 7 is positioned, and the fixing plate 7 clamps the explosion-proof blocking net 4 in the annular groove 5.
Compared with the related art, the explosion-proof connecting box provided by the utility model has the following beneficial effects:
through set up explosion-proof block 4 in box 1 inside for when the inside problem that appears of box 1, the piece thing that produces can strike explosion-proof block 4 earlier, and can not directly strike on the case lid 2, avoid case lid 2 to receive the impact and produce not hard up, promoted the explosion-proof protection ability of box 1, and pulling second spacer 9, can install and dismantle explosion-proof block 4 fast, be convenient for carry out the wiring in box 1 inside.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (7)
1. The explosion-proof connecting box comprises a box body (1) of the explosion-proof connecting box, wherein a detachable explosion-proof box cover (2) is arranged outside the box body (1), and is characterized in that a rectangular frame (3) is fixedly connected in the box body (1), an explosion-proof blocking net (4) is arranged on the rectangular frame (3), an annular groove (5) for bearing the explosion-proof blocking net (4) is formed in one side of the rectangular frame (3), and an operation cavity (6) is formed in one side of the inner wall of the annular groove (5);
two fixing plates (7) which are staggered with each other are arranged on the rectangular frame (3), a first positioning sleeve (8) and a second positioning sleeve (9) are respectively arranged at two ends of the fixing plates (7) on the rectangular frame (3), the first positioning sleeve (8) is fixed on one side of the rectangular frame (3), the second positioning sleeve (9) is movably connected to one side of the rectangular frame (3), one side of the rectangular frame (3) is fixedly connected with a positioning convex plate (10), one side of the positioning convex plate (10) is fixedly connected with a positioning spring (11), and one end, away from the positioning convex plate (10), of the positioning spring (11) is fixedly connected with the second positioning sleeve (9).
2. The explosion-proof connection box according to claim 1, wherein the box body (1) is rectangular, the explosion-proof box cover (2) is annular, the explosion-proof box cover (2) is provided with fixing bolts (12) in an annular array, and the fixing bolts (12) are used for fixing the explosion-proof box cover (2) to the box body (1).
3. The explosion-proof connection box according to claim 2, wherein the inner side of the explosion-proof box cover (2) is provided with a fitting protrusion (13), and the fitting protrusion (13) is fitted with the inner surface of the box body (1) to form an explosion-proof contact surface inside the box body (1).
4. An explosion-proof connection box according to claim 3, wherein the inner wall of the explosion-proof box cover (2) is fixedly connected with a plurality of transverse connection strips (14) and a plurality of longitudinal connection strips (15), the transverse connection strips (14) and the longitudinal connection strips (15) are arranged in a staggered manner, connection bolts (16) are connected at the connection positions of the transverse connection strips (14) and the longitudinal connection strips (15) in a threaded manner, and connection terminals (17) are fixedly arranged on the transverse connection strips (14) and the longitudinal connection strips (15).
5. The explosion-proof connection box according to claim 1, characterized in that the bottom of the box body (1) is provided with two explosion-proof joints (18), and one side of the box body (1) is fixedly connected with a fixed sleeve plate (19).
6. The explosion-proof connection box according to claim 5, wherein the first positioning sleeve (8) and the second positioning sleeve (9) are respectively sleeved at two ends of the fixed plate (7), one side of the second positioning sleeve (9) is fixedly connected with a sliding block (20), one side of the rectangular frame (3) is fixedly connected with a guide rod (21), and the guide rod (21) is in sliding connection with the sliding block (20).
7. The explosion-proof connection box according to claim 6, wherein the inner wall of the annular groove (5) is provided with a positioning groove (22), and one side of the explosion-proof blocking net (4) is fixedly connected with a positioning protrusion (23) matched with the positioning groove (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320970834.XU CN219801793U (en) | 2023-04-26 | 2023-04-26 | Explosion-proof junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320970834.XU CN219801793U (en) | 2023-04-26 | 2023-04-26 | Explosion-proof junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219801793U true CN219801793U (en) | 2023-10-03 |
Family
ID=88180548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320970834.XU Active CN219801793U (en) | 2023-04-26 | 2023-04-26 | Explosion-proof junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219801793U (en) |
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2023
- 2023-04-26 CN CN202320970834.XU patent/CN219801793U/en active Active
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