CN220775527U - Box structure of flame-proof type ventilation system - Google Patents
Box structure of flame-proof type ventilation system Download PDFInfo
- Publication number
- CN220775527U CN220775527U CN202321359177.1U CN202321359177U CN220775527U CN 220775527 U CN220775527 U CN 220775527U CN 202321359177 U CN202321359177 U CN 202321359177U CN 220775527 U CN220775527 U CN 220775527U
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- explosion
- proof
- box
- box body
- mounting
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- 238000009423 ventilation Methods 0.000 title claims abstract description 15
- 238000001914 filtration Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000006837 decompression Effects 0.000 claims 1
- 238000004880 explosion Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000001629 suppression Effects 0.000 abstract 1
- 239000002360 explosive Substances 0.000 description 3
- 238000010926 purge Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
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- Control Of Fluid Pressure (AREA)
Abstract
The utility model provides a box body structure of an explosion-proof ventilation system, which comprises a box body, a pneumatic control device and an explosion-proof device; a pneumatic control device is arranged in the box body and comprises a main road assembly and a bottom plate installation assembly; the bottom of the box body is connected with an explosion-proof device; the explosion-proof device comprises an explosion-proof gram head, an explosion-proof connecting pipe, an explosion-proof box and an explosion-proof box mounting bottom plate, wherein the explosion-proof box mounting bottom plate is arranged at the lower end of the box body, the explosion-proof box is arranged on the explosion-proof box mounting bottom plate, and the upper end of the explosion-proof box is connected with the box body through the explosion-proof connecting pipe and the explosion-proof gram head. The layout of each part in the box body is compact and reasonable, the volume of the box body is reduced, and the occupied space is small; and has the function of explosion suppression.
Description
Technical Field
The utility model relates to a box body structure of an explosion-proof ventilation system, and belongs to the technical field of motor ventilation control systems.
Background
The explosion-proof motor ventilation system can purge and ventilate the Ex e/n or non-explosion-proof motor cavity, so that the danger of explosion caused by ignition when the motor is started due to the fact that flammable and explosive gas in a dangerous environment enters the motor is avoided.
The purging system is composed of two unit components, a control unit and a pressure relief unit. The control unit controls the supply of the compressed gas to confirm the purge flow rate, pressure and time. The pressure relief unit is used as a safety outlet for blowing gas by the equipment and provides a signal to confirm the flow parameter of the gas passing through the cavity of the motor, and the pressure relief unit is internally provided with a flame arrester.
The box layout of the existing explosion-proof motor ventilation system is unreasonable, the occupied space is large, the explosion-proof motor ventilation system does not have an explosion-proof function, and the danger is easy to increase.
Disclosure of Invention
Aiming at the defects in the prior art, the embodiment of the utility model provides a box structure of an explosion-proof ventilation system, which has compact box layout, small occupied space and explosion-proof function.
In order to achieve the technical purpose, the technical scheme adopted by the embodiment of the utility model is as follows:
a box body structure of an explosion-proof ventilation system comprises a box body, a pneumatic control device and an explosion-proof device;
a pneumatic control device is arranged in the box body and comprises a main road assembly and a bottom plate installation assembly; the bottom of the box body is connected with an explosion-proof device;
the main road component is arranged on the upper layer of the box body; the main road assembly comprises an air inlet pipe, a two-position three-way pneumatic control valve, a double-head external thread joint, a ball valve, a main road air passage integrated block, a filtering and pressure reducing valve and an air source pipe which are sequentially connected from left to right, and a pipe joint is arranged on the main road air passage integrated block; the lower end of the two-position three-way pneumatic control valve is connected with a first pressure reducing valve; the air inlet pipe extends out of the left side of the box body, and the air source pipe extends out of the right side of the box body;
the bottom plate mounting assembly is mounted on the bottom layer of the box body; the bottom plate mounting assembly comprises a mounting bottom plate, and a delay adjusting part and a delay box are arranged on the left side below the mounting bottom plate; a triple cylinder component is arranged on the right side below the mounting bottom plate, and a pressure reducing valve mounting bracket and a second pressure reducing valve are arranged below the triple cylinder component; a precise pressure regulating valve is arranged between the delay box and the triple cylinder component; a pneumatic control valve is arranged below the delay box;
a micro-pressure valve mounting base is arranged above the mounting base plate, two ends of the micro-pressure valve mounting base are respectively provided with a micro-pressure valve mounting bracket, and micro-pressure valve sensing components and differential pressure valve sensing components are arranged on the micro-pressure valve mounting base and the micro-pressure valve mounting brackets;
the left side of the middle part of the mounting bottom plate is provided with a silencer and a quick-release valve; the right side of the middle part of the mounting bottom plate is provided with an air passage integrated plate;
the explosion-proof device comprises an explosion-proof gram head, an explosion-proof connecting pipe, an explosion-proof box and an explosion-proof box mounting bottom plate, wherein the explosion-proof box mounting bottom plate is arranged at the lower end of the box body, the explosion-proof box is arranged on the explosion-proof box mounting bottom plate, and the upper end of the explosion-proof box is connected with the box body through the explosion-proof connecting pipe and the explosion-proof gram head.
Further, a cover plate is arranged on the box body, and an red-green signal lamp is arranged on the cover plate.
Further, a filter pressure reducing valve mounting bracket is arranged on the mounting bottom plate and is arranged on the right side of the micro pressure valve mounting base and used for mounting the filter pressure reducing valve.
Further, the main channel gas circuit integrated block is arranged on the upper layer of the gas circuit integrated plate.
The technical scheme provided by the embodiment of the utility model has the beneficial effects that:
1. the box body has compact and reasonable layout of all parts, reduces the volume of the box body and occupies small space.
2. The utility model encloses an instrument component capable of igniting an explosive mixture within a housing that is particularly robust against internal explosion pressures and inhibits propagation of an explosive mixture outside the housing.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
Fig. 2 is a side view of an embodiment of the utility model with the cover panel open.
Fig. 3 is a schematic structural view of a main road assembly according to an embodiment of the present utility model.
Fig. 4 is a schematic structural view of a base plate mounting assembly according to an embodiment of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1, the embodiment of the utility model provides a box structure of an explosion-proof ventilation system, which comprises a box 1, a pneumatic control device and an explosion-proof device 4. A pneumatic control device is arranged in the box body 1 and comprises a main road assembly 2 and a bottom plate mounting assembly 3; the bottom of the box body 1 is connected with an explosion-proof device 4.
As shown in fig. 3, the main road assembly 2 is arranged on the upper layer of the box body 1; the main road assembly 2 comprises an air inlet pipe 21, a two-position three-way pneumatic control valve 22, a double-head external thread joint 23, a ball valve 24, a main road air passage integrated block 25, a filtering and pressure reducing valve 26 and an air source pipe 27 which are sequentially connected from left to right, and a pipe joint 29 is arranged on the main road air passage integrated block 25; the lower end of the two-position three-way pneumatic control valve 22 is connected with a first pressure reducing valve 28; the air inlet pipe 21 extends from the left side of the case 1, and the air source pipe 27 extends from the right side of the case 1. As shown in fig. 4, the bottom plate mounting assembly 3 is mounted on the bottom layer of the case 1; the base plate mounting assembly 3 comprises a mounting base plate 301, and a delay adjusting part 302 and a delay box 303 are arranged on the left side below the mounting base plate 301; a triple cylinder component 304 is arranged on the right side below the mounting base plate 301, and a pressure reducing valve mounting bracket 305 and a second pressure reducing valve 306 are arranged below the triple cylinder component 304; a precise pressure regulating valve 307 is arranged between the delay box 303 and the triple cylinder component 304; a pneumatic control valve 308 is arranged below the delay box 303.
As shown in fig. 4, a micro-pressure valve mounting base 309 is disposed above the mounting base 301, two ends of the micro-pressure valve mounting base 309 are respectively provided with a micro-pressure valve mounting bracket 310, and micro-pressure valve sensing components 311 and differential pressure valve sensing components 312 are disposed on the micro-pressure valve mounting base 309 and the micro-pressure valve mounting bracket 310; the middle left side of the mounting base plate 301 is provided with a muffler 313 and a quick-release valve 314; the right side of the middle part of the mounting base plate 301 is provided with a gas circuit integrated plate 315.
The main road component 2 and the bottom plate mounting component 3 are mounted in the box body 1 according to an upper-lower layer structure, so that the internal space structure of the box body 1 can be improved, and the volume of the box body 1 is reduced.
As shown in fig. 1, the explosion-proof device 4 includes an explosion-proof glan 41, an explosion-proof connecting pipe 42, an explosion-proof box 43 and an explosion-proof box mounting base plate 44, the explosion-proof box mounting base plate 44 is mounted at the lower end of the box body 1, the explosion-proof box 43 is arranged on the explosion-proof box mounting base plate 44, and the upper end of the explosion-proof box 43 is connected with the box body 1 through the explosion-proof connecting pipe 42 and the explosion-proof glan 41. The pressure-resistant explosion-proof device 4 can meet higher requirements.
In a specific embodiment, as shown in fig. 2, the case 1 is provided with a cover plate 11, and the cover plate 11 is provided with an red-green signal lamp 5, so that a signal can be visually observed.
In one embodiment, the mounting base 301 is provided with a filter pressure reducing valve mounting bracket 316, and the filter pressure reducing valve mounting bracket 316 is disposed on the right side of the micro pressure valve mounting base 309 for mounting the filter pressure reducing valve 26.
In a specific embodiment, the main air channel integrated block 25 is disposed on the upper layer of the air channel integrated board 315, so that the space can be more reasonably utilized while the length of the air channel connection is reduced.
Finally, it should be noted that the above-mentioned embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same, and although the present utility model has been described in detail with reference to examples, it should be understood by those skilled in the art that modifications and equivalents may be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model, and all such modifications and equivalents are intended to be encompassed in the scope of the claims of the present utility model.
Claims (4)
1. The box body structure of the flameproof ventilation system is characterized by comprising a box body (1), a pneumatic control device and a flameproof device (4);
a pneumatic control device is arranged in the box body (1), and comprises a main road assembly (2) and a bottom plate mounting assembly (3); the bottom of the box body (1) is connected with an explosion-proof device (4);
the main road component (2) is arranged on the upper layer of the box body (1); the main road assembly (2) comprises an air inlet pipe (21), a two-position three-way pneumatic control valve (22), a double-head external thread joint (23), a ball valve (24), a main road air passage integrated block (25), a filtering and decompression valve (26) and an air source pipe (27) which are sequentially connected from left to right, and a pipe joint (29) is arranged on the main road air passage integrated block (25); the lower end of the two-position three-way pneumatic control valve (22) is connected with a first pressure reducing valve (28); the air inlet pipe (21) extends out of the left side of the box body (1), and the air source pipe (27) extends out of the right side of the box body (1);
the bottom plate mounting assembly (3) is mounted on the bottom layer of the box body (1); the bottom plate mounting assembly (3) comprises a mounting bottom plate (301), and a delay adjusting component (302) and a delay box (303) are arranged on the left side below the mounting bottom plate (301); a triple air cylinder component (304) is arranged on the right side below the mounting bottom plate (301), and a pressure reducing valve mounting bracket (305) and a second pressure reducing valve (306) are arranged below the triple air cylinder component (304); a precise pressure regulating valve (307) is arranged between the delay box (303) and the triple cylinder component (304); a pneumatic control valve (308) is arranged below the delay box (303);
a micro-pressure valve mounting base (309) is arranged above the mounting base plate (301), two ends of the micro-pressure valve mounting base (309) are respectively provided with a micro-pressure valve mounting bracket (310), and micro-pressure valve sensing components (311) and differential pressure valve sensing components (312) are arranged on the micro-pressure valve mounting base (309) and the micro-pressure valve mounting brackets (310);
a muffler (313) and a quick-release valve (314) are arranged on the left side of the middle part of the mounting bottom plate (301); the right side of the middle part of the mounting bottom plate (301) is provided with an air passage integrated plate (315);
the explosion-proof device (4) comprises an explosion-proof gram head (41), an explosion-proof connecting pipe (42), an explosion-proof box (43) and an explosion-proof box mounting bottom plate (44), wherein the explosion-proof box mounting bottom plate (44) is arranged at the lower end of the box body (1), the explosion-proof box (43) is arranged on the explosion-proof box mounting bottom plate (44), and the upper end of the explosion-proof box (43) is connected with the box body (1) through the explosion-proof connecting pipe (42) and the explosion-proof gram head (41).
2. The explosion-proof ventilation system box structure according to claim 1, wherein a cover plate (11) is arranged on the box body (1), and an red-green signal lamp (5) is arranged on the cover plate (11).
3. The explosion-proof ventilation system box structure according to claim 1, wherein a filter pressure reducing valve mounting bracket (316) is arranged on the mounting base plate (301), and the filter pressure reducing valve mounting bracket (316) is arranged on the right side of the micro pressure valve mounting base (309) for mounting the filter pressure reducing valve (26).
4. The flameproof ventilation system box structure according to claim 1, wherein the main air passage integrated block (25) is disposed at an upper layer of the air passage integrated plate (315).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321359177.1U CN220775527U (en) | 2023-05-31 | 2023-05-31 | Box structure of flame-proof type ventilation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321359177.1U CN220775527U (en) | 2023-05-31 | 2023-05-31 | Box structure of flame-proof type ventilation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220775527U true CN220775527U (en) | 2024-04-12 |
Family
ID=90601369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321359177.1U Active CN220775527U (en) | 2023-05-31 | 2023-05-31 | Box structure of flame-proof type ventilation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220775527U (en) |
-
2023
- 2023-05-31 CN CN202321359177.1U patent/CN220775527U/en active Active
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