阅读说明：本技术 一种探火管容器阀装置 (Visit firetube container valve device ) 是由 赵亮 附韩丹 邵海静 陈巧雲 程雷 于 2019-09-27 设计创作，主要内容包括：本发明提出了一种探火管容器阀装置,包括：主阀体,所述主阀体上下相通,所述主阀体顶部设置有压帽,所述主阀体外壁设置有第一沉孔、第二沉孔和喷嘴；所述第一沉孔与所述第二沉孔的底面均设置有与所述主阀体内部通道相通的孔；所述第一沉孔内安装有泄压阀；所述第二沉孔内安装有灌装阀；所述主阀体的顶端设置有第三沉孔,所述第三沉孔内设置有主阀芯；所述压帽的端面上设置有螺孔,所述螺孔内旋设有螺旋顶杆,所述螺旋顶杆与所述主阀芯之间夹设有连接杆。本发明的探火管容器阀装置与现有技术相比结构简洁,装配方便,安全性高,稳定性好。(The invention provides a fire detection tube container valve device, which comprises: the main valve body is communicated up and down, a pressing cap is arranged at the top of the main valve body, and a first counter bore, a second counter bore and a nozzle are arranged on the outer wall of the main valve body; the bottom surfaces of the first counter bore and the second counter bore are respectively provided with a hole communicated with the internal channel of the main valve body; a pressure relief valve is arranged in the first counter bore; a filling valve is arranged in the second counter bore; a third counter bore is formed in the top end of the main valve body, and a main valve core is arranged in the third counter bore; the end face of the pressing cap is provided with a screw hole, a spiral ejector rod is screwed in the screw hole, and a connecting rod is clamped between the spiral ejector rod and the main valve core. Compared with the prior art, the fire detection tube container valve device has the advantages of simple structure, convenience in assembly, high safety and good stability.)

1. A fire detection tube container valve apparatus, comprising: the main valve body (1) is communicated with the main valve body (1) up and down, a pressing cap (2) is arranged at the top of the main valve body (1), and a first counter bore (3), a second counter bore (4) and a nozzle (5) are arranged on the outer wall of the main valve body (1);

the bottom surfaces of the first counter bore (3) and the second counter bore (4) are both provided with holes communicated with the internal channel of the main valve body (1); a pressure release valve (6) is arranged in the first counter bore (3); a filling valve (7) is arranged in the second counter bore (4);

a third counter bore (8) is formed in the top end of the main valve body (1), and a main valve core (9) is arranged in the third counter bore (8); a screw hole (201) is formed in the end face of the pressing cap (2), a spiral ejector rod (10) is screwed in the screw hole (201), and a connecting rod (11) is clamped between the spiral ejector rod (10) and the main valve core (9);

the nozzle (5) is arranged on the upper sides of the first counter bore (3) and the second counter bore (4), and the nozzle (5) is communicated with the third counter bore (8);

the filling valve (7) comprises a filling valve body (701) and an air valve (702), and a convex ring (703) is arranged on the inner wall of the filling valve body (701); the valve (702) comprises a valve head (704) and a valve rod (705), the valve rod (705) is inserted into the convex ring (703), the valve head (704) is close to the main valve body (1), the outer diameter of the valve head (704) is larger than the inner diameter of the convex ring (703), and a compression spring (12) is clamped between the valve head (704) and the bottom of the second counter bore (4); and a plug (707) is arranged at one end of the filling valve body (701) far away from the main valve body (1).

2. The fire detection tube container valve device according to claim 1, wherein a side of the main valve core (9) facing the third counter bore (8) is provided with a closing groove (901), and the closing groove (901) is filled with sealing rubber.

3. The squib container valve arrangement according to claim 1, characterized in that the third counterbore (8) is provided with a conical collar (101) on the side facing the main valve spool (9).

4. The fire detection tube container valve device according to claim 1, wherein the pressure relief valve (6) comprises a pressure relief valve body (601), and a safety gasket is arranged between the pressure relief valve body (601) and the first counter bore (3).

5. The pyrotechnic vessel valve arrangement in accordance with claim 1, characterised in that the valve head (704) is provided with a spring receptacle on the side close to the main valve body (1); an annular sealing groove (706) is formed in one side, away from the second counter bore (4), of the valve head (704), and a sealing ring is arranged in the annular sealing groove (706).

6. The fire detection tube vessel valve arrangement according to claim 1, characterized in that a side of the nozzle (5) remote from the main valve body (1) is provided with a connecting tube (13), the connecting tube (13) being connected to the nozzle (5) with a nut (14).

7. The fire detection tube container valve device according to claim 1, characterized in that an O-ring is interposed between the press cap (2) and the main valve body (1); and a combined sealing ring is clamped between the outer end surface of the pressing cap (2) and the spiral ejector rod (10).

8. The fire detection tube vessel valve device of claim 1, wherein a sealing ring is sandwiched between the collar (703) and the plug (707); and a sealing ring is clamped between the filling valve body (701) and the second counter bore (4).

Technical Field

The invention belongs to the field of fire fighting equipment, and particularly relates to a fire detection pipe container valve device.

Background

Most of the existing fire detecting pipe container valves are complex in structure, the container valves are large in size and mass as a whole and serve as an important component of a fire detecting device, the stability and the use environment of the container valves are greatly limited due to the defects, and particularly when the fire detecting pipe container valve device is installed on important equipment, the fire extinguishing performance is reduced due to the defects, so that the fire detecting pipe container valve which is simple in structure, easy to assemble, small in size and light in mass is very necessary to design.

Disclosure of Invention

To solve the above-mentioned deficiencies of the prior art, the present invention provides a fire detection tube container valve device, comprising: the main valve body is communicated up and down, a pressing cap is arranged at the top of the main valve body, and a first counter bore, a second counter bore and a nozzle are arranged on the outer wall of the main valve body;

the bottom surfaces of the first counter bore and the second counter bore are respectively provided with a hole communicated with the internal channel of the main valve body; a pressure relief valve is arranged in the first counter bore; a filling valve is arranged in the second counter bore;

a third counter bore is formed in the top end of the main valve body, and a main valve core is arranged in the third counter bore; a screw hole is formed in the end face of the pressing cap, a spiral ejector rod is screwed in the screw hole, and the lower end of the spiral ejector rod abuts against the upper surface of the main valve core;

the nozzle is arranged on the upper sides of the first counter bore and the second counter bore and communicated with the third counter bore;

the filling valve comprises a filling valve body and an air valve, and a convex ring is arranged on the inner wall of the filling valve body; the valve comprises a valve head and a valve rod, the valve rod is inserted into the convex ring, the valve head is close to the main valve body, the outer diameter of the valve head is larger than the inner diameter of the convex ring, and a compression spring is clamped between the valve head and the bottom of the second counter bore; and a plug is arranged at one end of the filling valve body, which is far away from the main valve body 1.

According to the container valve device of the fire detecting pipe, the main valve body is communicated up and down, the top of the main valve body is provided with the pressing cap, and the outer wall of the main valve body is provided with the first counter bore, the second counter bore and the nozzle;

the bottom surfaces of the first counter bore and the second counter bore are respectively provided with a hole communicated with the internal channel of the main valve body; a pressure relief valve is arranged in the first counter bore; a filling valve is arranged in the second counter bore;

a third counter bore is formed in the top end of the main valve body, and a main valve core is arranged in the third counter bore; a screw hole is formed in the end face of the pressing cap, a spiral ejector rod is screwed in the screw hole, and the lower end of the spiral ejector rod abuts against the upper surface of the main valve core;

the nozzle is arranged on the upper sides of the first counter bore and the second counter bore and communicated with the third counter bore;

the filling valve comprises a filling valve body and an air valve, and a convex ring is arranged on the inner wall of the filling valve body; the valve comprises a valve head and a valve rod, the valve rod is inserted into the convex ring, the valve head is close to the main valve body, the outer diameter of the valve head is larger than the inner diameter of the convex ring, and a compression spring is clamped between the valve head and the bottom of the second counter bore; and a plug is arranged at one end of the filling valve body, which is far away from the main valve body.

Preferably, a closing-up groove is formed in one side, facing the third counter bore, of the main valve core, and sealing rubber is filled in the closing-up groove.

Preferably, a conical ring platform is arranged on one side, facing the main valve core, of the third counter bore.

Preferably, the pressure relief valve comprises a pressure relief valve body, and a safety gasket is arranged between the pressure relief valve body and the first counter bore.

Preferably, a spring accommodating groove is formed in one side, close to the main valve body, of the valve head; and one side of the valve head, which is far away from the second counter bore, is provided with an annular sealing groove, and a sealing ring is arranged in the annular sealing groove.

Preferably, a connecting pipe is arranged on one side of the nozzle, which is far away from the main valve body, and the connecting pipe is connected with the nozzle by adopting a nut.

Preferably, an O-shaped sealing ring is clamped between the pressing cap and the main valve body; and a combined sealing ring is clamped between the outer end surface of the pressing cap and the spiral ejector rod.

Preferably, a sealing ring is clamped between the convex ring and the plug; and a sealing ring is clamped between the filling valve body and the second counter bore.

Drawings

Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of the overall structure of a fire detection tube container valve device according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a main valve body of a fire detector tube container valve apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic view of a nozzle of a fire detector tube container valve apparatus according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a filling valve body of a fire detector container valve device according to an embodiment of the invention;

FIG. 5 is a schematic view of a valve structure of a fire detection tube container valve device according to an embodiment of the present invention;

in fig. 1-5: 1. a main valve body; 101. a conical ring platform; 2. pressing the cap; 201. a screw hole; 3. a first counterbore; 4. a second counterbore; 5. a nozzle; 6. a pressure relief valve; 601. a pressure relief valve body; 7. a filling valve; 701. filling the valve body; 702. an air valve; 703. a convex ring; 704. a valve head; 705. a valve stem portion; 706. an annular seal groove; 707. a plug; 8. a third counterbore; 9. a main valve element; 901. closing the groove; 10. a spiral ejector rod; 11. a connecting rod; 12. a compression spring; 13. a connecting pipe; 14. and a nut.

Detailed Description

Referring to fig. 1 to 5, according to an embodiment of the present invention, includes: the main valve body 1 is communicated with the main valve body 1 up and down, a pressure cap 2 is arranged at the top of the main valve body 1, and a first counter bore 3, a second counter bore 4 and a nozzle 5 are arranged on the outer wall of the main valve body 1;

the bottom surfaces of the first counter bore 3 and the second counter bore 4 are both provided with holes communicated with the internal channel of the main valve body 1; a pressure release valve 6 is arranged in the first counter bore 3; a filling valve 7 is arranged in the second counter bore 4;

a third counter bore 8 is formed in the top end of the main valve body 1, and a main valve core 9 is arranged in the third counter bore 8; a screw hole 201 is formed in the end face of the pressing cap 2, a spiral ejector rod 10 is screwed in the screw hole 201, and the lower end of the spiral ejector rod 10 abuts against the upper surface of the main valve core 9;

the nozzle 5 is arranged on the upper sides of the first counter bore 3 and the second counter bore 4, and the nozzle 5 is communicated with the third counter bore 8;

the filling valve 7 comprises a filling valve body 701 and an air valve 702, and a convex ring 703 is arranged on the inner wall of the filling valve body 701; the valve 702 comprises a valve head 704 and a valve rod part 705, the valve rod part 705 is inserted into the convex ring 703, the valve head 704 is close to the main valve body 1, the outer diameter of the valve head 704 is larger than the inner diameter of the convex ring 703, and a compression spring 12 is clamped between the valve head 704 and the bottom of the second counter bore 4; and a plug 707 is installed at one end of the filling valve body 701 far away from the main valve body 1.

In the above embodiment, the main valve body 1 is communicated up and down, the top of the main valve body 1 is provided with the pressure cap 2, and the outer wall of the main valve body 1 is provided with the first counter bore 3, the second counter bore 4 and the nozzle 5;

the bottom surfaces of the first counter bore 3 and the second counter bore 4 are both provided with holes communicated with the internal channel of the main valve body 1; a pressure release valve 6 is arranged in the first counter bore 3; a filling valve 7 is arranged in the second counter bore 4;

a third counter bore 8 is formed in the top end of the main valve body 1, and a main valve core 9 is arranged in the third counter bore 8; a screw hole 201 is arranged on the end surface of the pressing cap 2, a spiral ejector rod 10 is screwed in the screw hole 201, and the lower end of the spiral ejector rod 10 is abutted against the upper surface of the main valve core 9;

the nozzle 5 is arranged on the upper sides of the first counter bore 3 and the second counter bore 4, and the nozzle 5 is communicated with the third counter bore 8;

the filling valve 7 comprises a filling valve body 701 and an air valve 702, and a convex ring 703 is arranged on the inner wall of the filling valve body 701; the valve 702 comprises a valve head 704 and a valve rod part 705, the valve rod part 705 is inserted into the convex ring 703, the valve head 704 is close to the main valve body 1, the outer diameter of the valve head 704 is larger than the inner diameter of the convex ring 703, and a compression spring 12 is clamped between the valve head 704 and the bottom of the second counter bore 4; a plug 707 is installed at one end of the filling valve body 701 far away from the main valve body 1.

Referring to fig. 1, according to an embodiment of the present invention, a closing groove 901 is provided on a side of the main valve element 9 facing the third counterbore 8, and the closing groove 901 is filled with a sealing rubber.

In the above embodiment, a closing-in groove 901 is formed in one side of the main valve element 9 facing the third counter bore 8, sealing rubber is filled in the closing-in groove 901, and the closing-in groove 901 is formed in the main valve element 9, so that the overall weight of the whole container valve can be reduced, and the sealing rubber can be filled to achieve a good sealing effect.

Referring to fig. 1 and 2, according to an embodiment of the invention, the third counterbore 8 is provided with a conical collar 101 on the side facing the main spool 9.

In the above embodiment, the tapered collar 101 is disposed on the side of the third counterbore 8 facing the main valve element 9, and by disposing the tapered collar 101, the tapered collar can be better contacted with the sealing rubber filled in the main valve element 9, and the sealing effect is further improved.

Referring to fig. 1 and 2, according to an embodiment of the present invention, the pressure relief valve 6 includes a pressure relief valve body 601, and a safety gasket is disposed between the pressure relief valve body 601 and the first counterbore 3.

In the above embodiment, the relief valve 6 includes the relief valve body 601, is provided with the safety gasket between the relief valve body 601 and the first counter bore 3, and in the filling and the discharge process of carrying out fire extinguishing agent, the pressure in the main valve body 1 can increase, and the safety gasket that sets up can automatic rupture when reaching the pressure value of self, and fire extinguishing agent discharges from the relief valve 6 to main valve body 1 has been guaranteed not because of the too big burst of pressure.

Referring to fig. 2, 4 and 5, according to an embodiment of the present invention, a spring receiving groove is formed at a side of the valve head 704 close to the main valve body 1; an annular sealing groove 706 is formed in one side, away from the second counter bore 4, of the valve head 704, and a sealing ring is arranged in the annular sealing groove 706.

In the above embodiment, the valve head 704 is provided with a spring accommodating groove on a side close to the main valve body 1; one side of the valve head 704, which is far away from the second counter bore 4, is provided with an annular sealing groove 706, a sealing ring is arranged in the annular sealing groove 706, the compression spring 12 can be ensured not to be twisted due to extrusion by arranging a spring accommodating groove, and the sealing performance of the container valve can be ensured by arranging the sealing ring.

Referring to fig. 3, according to an embodiment of the present invention, a side of the nozzle 5 away from the main valve body 1 is provided with a connecting pipe 12, and the connecting pipe 12 is connected with the nozzle 5 by a nut 13.

In the above embodiment, the side of the nozzle 5 away from the main valve body 1 is provided with the connecting pipe 12, the connecting pipe 12 is connected with the nozzle 5 by the nut 13, and the connecting pipe 12 is arranged at the nozzle 5, so that the installation of the fire-detecting pipe can be facilitated.

Referring to fig. 1, according to an embodiment of the present invention, an O-ring is interposed between the pressing cap 2 and the main valve body 1; and a combined sealing ring is clamped between the outer end surface of the pressing cap 2 and the spiral ejector rod 10.

In the above embodiment, an O-ring is interposed between the pressure cap 2 and the main valve body 1; a combined sealing ring is clamped between the outer end surface of the pressing cap 2 and the spiral ejector rod 10.

Referring to fig. 2 and 4, according to an embodiment of the present invention, a sealing ring is sandwiched between the convex ring 703 and the plug 707; a sealing ring is clamped between the filling valve body 701 and the second counter bore 4.

In the above embodiment, a sealing ring is sandwiched between the convex ring 703 and the plug 707; a sealing ring is clamped between the filling valve body 701 and the second counter bore 4.

The specific implementation process of the invention comprises the following steps:

when a fire breaks, the fire detecting pipe arranged at the connecting pipe 12 breaks and simultaneously twists the spiral ejector rod 10, the gas fire extinguisher in the fire extinguishing pipe at the bottom of the main valve body 1 jacks up the main valve core 9, and the gas fire extinguishing agent is sprayed out from the nozzle 5, so that the fire can be extinguished.

After the fire extinguisher is used, the spiral ejector rod 10 is tightly twisted, a user can fill fire extinguishing agent into the fire extinguishing tank through the filling valve 7, and then the fire detection pipe is reinstalled on the connecting pipe 12 at the nozzle 5, so that the whole device can be reused.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.