CN212027935U - Explosion-proof throttle valve - Google Patents
Explosion-proof throttle valve Download PDFInfo
- Publication number
- CN212027935U CN212027935U CN202020680566.4U CN202020680566U CN212027935U CN 212027935 U CN212027935 U CN 212027935U CN 202020680566 U CN202020680566 U CN 202020680566U CN 212027935 U CN212027935 U CN 212027935U
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- explosion
- proof
- cover plate
- shell assembly
- fixed
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Abstract
The utility model relates to a throttle especially relates to an explosion-proof throttle. The utility model discloses can effectively avoid the air throttle to have the electricity lost and explode, this explosion-proof air throttle simple structure, easy dismounting are convenient for maintain simultaneously. The utility model discloses a throttle body is equipped with air inlet and gas outlet on it, still includes the casing assembly, first apron, second apron, the first connecting pipe of ventilating, the second connecting pipe of ventilating, air inlet joint, the joint of giving vent to anger and flame proof binding post.
Description
Technical Field
The utility model relates to a throttle especially relates to an explosion-proof throttle.
Background
The air throttle is a controllable valve for controlling air to enter the engine, so that the conventional mining explosion-proof diesel engine cannot be subjected to explosion-proof treatment when being provided with the air throttle, the conventional electronic air throttle is easy to lose explosion in the power-on and power-off processes, and the conventional electronic air throttle has great potential safety hazard particularly in a high-gas mine.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an explosion-proof air throttle can effectively avoid the air throttle to have the electricity lost and explode, and this explosion-proof air throttle simple structure, easy dismounting are convenient for maintain simultaneously.
The explosion-proof throttle valve comprises a throttle valve body, an air inlet and an air outlet, a shell assembly, a first cover plate, a second cover plate, a first ventilation connecting pipe, a second ventilation connecting pipe, an air inlet joint, an air outlet joint and an explosion-proof connecting terminal, wherein both ends of the shell assembly are provided with openings, the bottom of the shell assembly is provided with an installation port, the explosion-proof connecting terminal is fixedly connected with the installation port, the first cover plate is fixed at one end of the shell assembly and is hermetically connected with the opening at one side of the shell assembly, the first ventilation connecting pipe penetrates through the first cover plate, one end of the first ventilation connecting pipe is hermetically connected with the air inlet, the second cover plate is fixed at the other end of the shell assembly and is hermetically connected with the opening at the other side of the shell assembly, the second ventilation connecting pipe penetrates through the second cover plate, one end of the second ventilation, and an air inlet joint is fixed on the outer side of the first ventilation connecting pipe, and an air outlet joint is fixed on the outer side of the second ventilation connecting pipe.
The shell assembly is fixed with the first cover plate and the second cover plate through the hexagon socket head cap screws and the elastic cushions respectively, the first ventilating connecting pipe is fixed with the air inlet on the throttle body through the hexagon socket head cap screws and the elastic cushions, the opening size of the mounting opening on the shell assembly is matched with the explosion-proof wiring terminal, the inner hexagon socket head cap screws can be fixed on the mounting opening, when the electronic throttle works, a gas phase sequentially enters the first ventilating connecting pipe, the electronic throttle and the second ventilating connecting pipe through the air inlet connector, and then enters a follow-up gas circuit through the air outlet connector.
The anti-explosion cable is characterized by further comprising an electric anti-explosion box, wherein the electric anti-explosion box is fixed on the outer side of the mounting opening, and a cable leading-in connector is arranged on the electric anti-explosion box.
The cable leading-in connector is used for leading out a circuit connected to the electronic throttle valve and an internal grounding wire arranged in the shell assembly through the explosion-proof wiring terminal, and the electric explosion-proof box can be detachably connected through the cover plate.
The shell assembly further comprises an inner grounding terminal fixed in the shell assembly.
And the inner grounding is used for the explosion-proof throttle valve.
The cover plate is characterized by further comprising an outer grounding terminal fixed on the second cover plate.
And the external grounding is used for the explosion-proof throttle valve.
The utility model has the advantages that: the circuit part of the electronic throttle valve is separated from the outside by arranging the explosion-proof wiring terminal; make the gas outlet sealing connection of second vent connection pipe and electronic throttle valve through setting up the connection rubber tube, simple to operate, this explosion-proof throttle valve can effectively avoid the throttle valve to have the electricity to lose the explosion, and this explosion-proof throttle valve simple structure, easy dismounting are convenient for maintain simultaneously.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment;
in the figure: 1. a throttle body; 2. an air inlet; 3. an air outlet; 4. a housing assembly; 5. a first cover plate; 6. a second cover plate; 7. a first vent connection tube; 8. a second vent connecting pipe; 9. an air inlet joint; 10. an air outlet joint; 11. the flame-proof wiring terminal; 12. an installation port; 13. connecting a rubber tube; 14. an electrical explosion-proof box; 15. a cable entry joint; 16. an internal ground terminal; 17. and an external ground terminal.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in figure 1, the explosion-proof throttle valve of the utility model comprises a throttle valve body 1, an air inlet 2 and an air outlet 3 arranged on the throttle valve body, a shell assembly 4, a first cover plate 5, a second cover plate 6, a first ventilating connecting pipe 7, a second ventilating connecting pipe 8, an air inlet joint 9, an air outlet joint 10, an explosion-proof connecting terminal 11 and an electric explosion-proof box 16, wherein both ends of the shell assembly 4 are provided with openings, the bottom of the shell assembly is provided with a mounting port 12, the explosion-proof connecting terminal 11 is fixedly connected with the mounting port 12, the first cover plate 5 is fixed at one end of the shell assembly 4 and is hermetically connected with one side opening of the shell assembly 4, the first ventilating connecting pipe 7 penetrates through the first cover plate 5, one end of the first ventilating connecting pipe 7 is hermetically connected with the air inlet 2, the second cover plate 6 is fixed at the other end of the shell, the second vent connection pipe 8 runs through the second cover plate 6, 8 one end of the second vent connection pipe is connected with the gas outlet 3 through a connection rubber pipe 13 in a sealing mode, the gas inlet connector 9 is fixed on the outer side of the first vent connection pipe 7, the gas outlet connector 10 is fixed on the outer side of the second vent connection pipe 8, the electric explosion-proof box 14 is fixed on the outer side of the mounting opening 12, and a cable leading-in connector 15 is arranged on the electric explosion-proof box 16. The housing assembly 4 is internally fixed with an internal ground terminal 16, and the second cover plate 6 is fixed with an external ground terminal 17.
The cable leading-in connector 15 is used for leading out a circuit connected to the electronic throttle valve and an internal grounding wire arranged in the shell assembly 4 through the explosion-proof wiring terminal 11, and the electric explosion-proof box 14 can be detachably connected through a cover plate. An internal ground terminal 16 and an external ground terminal 17 for internal grounding and external grounding of the explosion-proof throttle. In this embodiment, the housing assembly 4 is fixed with the first cover plate 5 and the second cover plate 6 through the hexagon socket head cap screw and the spring washer, the first ventilating connection pipe 7 is fixed with the air inlet 2 on the throttle body 1 through the hexagon socket head cap screw and the spring washer, the air inlet joint 9 and the air outlet joint 10 are fixed outside the first ventilating connection pipe 7 and the second ventilating connection pipe 8 through the hexagon socket head cap screw and the spring washer, the opening size of the mounting opening 12 on the housing assembly 4 is matched with the explosion-proof connection terminal 11, and are fixed on the mounting opening 12 through the hexagon socket head cap screw, when the electronic throttle valve works, the gas phase sequentially enters the first ventilating connection pipe 7, the throttle body 1 and the second ventilating connection pipe 8 through the air inlet joint 9, and then enters a subsequent gas path through the air outlet joint 10.
Of course, the above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the embodiments of the present invention. The present invention is not limited to the above examples, and the technical field of the present invention is equivalent to the changes and improvements made in the actual range of the present invention, which should be attributed to the patent coverage of the present invention.
Claims (4)
1. The utility model provides an explosion-proof throttle valve, includes throttle valve body (1), is equipped with air inlet (2) and gas outlet (3) on it, its characterized in that still includes: the explosion-proof connection device comprises a shell assembly (4), a first cover plate (5), a second cover plate (6), a first ventilation connection pipe (7), a second ventilation connection pipe (8), an air inlet connector (9), an air outlet connector (10) and an explosion-proof connection terminal (11), wherein openings are formed in two ends of the shell assembly (4), a mounting port (12) is formed in the bottom of the shell assembly, the explosion-proof connection terminal (11) is fixedly connected with the mounting port (12), the first cover plate (5) is fixed at one end of the shell assembly (4) and is hermetically connected with an opening in one side of the shell assembly (4), the first ventilation connection pipe (7) penetrates through the first cover plate (5), one end of the first ventilation connection pipe (7) is hermetically connected with an air inlet (2), the second cover plate (6) is fixed at the other end of the shell assembly (4) and is hermetically connected with an opening in the other side of the shell assembly (4), and the second ventilation connection pipe (8), one end of the second ventilation connecting pipe (8) is hermetically connected with the air outlet (3) through a connecting rubber pipe (13), an air inlet connector (9) is fixed on the outer side of the first ventilation connecting pipe (7), and an air outlet connector (10) is fixed on the outer side of the second ventilation connecting pipe (8).
2. The explosion-proof throttle valve of claim 1, characterized in that: still include electric explosion-proof box (14), electric explosion-proof box (14) are fixed in the installing port (12) outside, be equipped with cable service connection (15) on electric explosion-proof box (14).
3. The explosion-proof throttle valve according to claim 1 or 2, characterized in that: also included is an internal ground terminal (16) secured within the housing assembly (4).
4. The explosion-proof throttle valve of claim 3, characterized in that: and an external grounding terminal (17) fixed on the second cover plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020680566.4U CN212027935U (en) | 2020-04-28 | 2020-04-28 | Explosion-proof throttle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020680566.4U CN212027935U (en) | 2020-04-28 | 2020-04-28 | Explosion-proof throttle valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212027935U true CN212027935U (en) | 2020-11-27 |
Family
ID=73496736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020680566.4U Active CN212027935U (en) | 2020-04-28 | 2020-04-28 | Explosion-proof throttle valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212027935U (en) |
-
2020
- 2020-04-28 CN CN202020680566.4U patent/CN212027935U/en active Active
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| GR01 | Patent grant | ||
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