CN215891259U

CN215891259U - Mining safety valve with flow dividing joint

Info

Publication number: CN215891259U
Application number: CN202122101592.4U
Authority: CN
Inventors: 高文桂
Original assignee: Anhui Dekun Intelligent Technology Co ltd
Current assignee: Anhui Dekun Intelligent Technology Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-02-22
Anticipated expiration: 2031-09-02

Abstract

The utility model relates to a mine safety valve with a shunt joint, which comprises a safety valve body, wherein the bottom of the safety valve body is fixedly communicated with a connecting pipe, a ring is fixed on the inner surface wall of the connecting pipe, and a first groove is formed in the front surface of the ring; has the advantages that: according to the utility model, when the connecting pipe below the safety valve body is connected with the flow dividing pipe, the second sealing ring can be clamped in the first sealing ring along with the pushing of the connecting ring, so that no gap exists at the joint of the flow dividing pipe and the inner surface wall of the connecting pipe, the sealing performance of the safety valve is improved, gas or liquid in the connecting pipe and the flow dividing pipe is prevented from leaking, meanwhile, the outer surface of the sealing plug is provided with the third sealing ring, and the third sealing ring is connected with the third groove formed in the connecting groove, so that the sealing performance of the sealing plug is further improved.

Description

Mining safety valve with flow dividing joint

Technical Field

The utility model relates to the field of safety valves, in particular to a mine safety valve with a shunt joint.

Background

The safety valve is a special valve, wherein the opening and closing part is in a normally closed state under the action of external force, and when the pressure of a medium in equipment or a pipeline rises to exceed a specified value, the medium is discharged to the outside of the system to prevent the pressure of the medium in the pipeline or the equipment from exceeding the specified value.

The existing safety valve with the shunt joint is usually connected by using a flange when in connection, but the flange connection has poor tightness, so that gas or liquid inside a pipeline can be leaked, and the safety valve loses the function, so that improvement on the existing mining safety valve with the shunt joint is needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a mine safety valve with a shunt joint, which solves the technical problems.

The scheme for solving the technical problems is as follows: the utility model provides a take mining relief valve of reposition of redundant personnel joint, includes the relief valve body, the fixed intercommunication in bottom of relief valve body has the connecting pipe, the interior table wall of connecting pipe is fixed with the ring, first recess has been seted up to the front surface of ring, the table wall is cohered to have first sealing washer in the first recess, the interior table wall block of first sealing washer is connected with the second sealing washer, the interior table wall of second sealing washer is fixed to be adhered to has the go-between, the front fixed surface of go-between has the shunt tubes, and the one end of shunt tubes extends to the outside of connecting pipe.

The utility model has the beneficial effects that: the shunt tubes and the connecting pipes are in threaded connection, and then the second sealing rings are clamped inside the first sealing rings, so that the sealing performance is improved.

On the basis of the technical scheme, the utility model can be further improved as follows.

Further, the inner surface wall of the connecting pipe is in threaded connection with the outer surface of one end of the shunt pipe.

The beneficial effect of adopting the further scheme is that: the structure of the threaded connection of the connecting pipe and the shunt pipe is not easy to loosen.

Further, a spring is fixed on the top surface of the interior of the safety valve body.

The beneficial effect of adopting the further scheme is that: the spring provides pressure relief capacity for the safety valve body.

Furthermore, a connecting rod is fixed at the bottom of the spring, and a sealing plug is fixed at the bottom of the connecting rod.

The beneficial effect of adopting the further scheme is that: the spring is connected with the sealing plug through a connecting rod to transmit power.

Furthermore, the inner surface wall of the safety valve body is provided with a connecting groove close to the bottom edge, and the inner surface wall of the connecting groove is movably connected with the outer surface of the sealing plug.

The beneficial effect of adopting the further scheme is that: the sealing plug is placed in the connecting groove and used for sealing the channel of the connecting pipe.

Furthermore, two second grooves are formed in the outer surface of the sealing plug, third sealing rings are adhered to the inner surface walls of the two second grooves, and the outer surface of one side of each of the two third sealing rings extends to the outer portions of the two second grooves respectively.

The beneficial effect of adopting the further scheme is that: the second groove is connected with the third sealing ring, so that the third sealing ring moves along with the movement of the sealing plug.

Furthermore, two third grooves are formed in the inner surface wall of the connecting groove, and the inner surface walls of the two third grooves are connected with the outer surfaces of the two third sealing rings in a clamping mode respectively.

The beneficial effect of adopting the further scheme is that: the third sealing ring is clamped in the third groove, so that the sealing performance of the sealing plug is improved.

The utility model can achieve the following effects: when the connecting pipe below the safety valve body is connected with the flow dividing pipe, the second sealing ring can be clamped in the first sealing ring along with the pushing of the connecting ring, so that no gap exists at the joint of the flow dividing pipe and the inner surface wall of the connecting pipe, the sealing performance of the safety valve is improved, gas or liquid in the connecting pipe and the flow dividing pipe is prevented from leaking, meanwhile, the outer surface of the sealing plug is provided with the third sealing ring, and the third sealing ring is connected with a third groove formed in the connecting groove, so that the sealing performance of the sealing plug is further improved.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an exploded view of the present invention;

fig. 3 is a front sectional view of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below: 1. a safety valve body; 2. a connecting pipe; 3. a circular ring; 4. a first groove; 5. a first seal ring; 6. a second seal ring; 7. a connecting ring; 8. a shunt tube; 9. a spring; 10. a connecting rod; 11. a sealing plug; 12. connecting grooves; 13. a second groove; 14. a third seal ring; 15. and a third groove.

Detailed Description

The principles and features of the present invention are described below in conjunction with the accompanying fig. 1-3, which are provided by way of example only to illustrate the present invention and not to limit the scope of the present invention. The utility model is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example 1

As shown in fig. 1-3, the mining safety valve with the shunt joint according to the present invention includes a safety valve body 1, a connecting pipe 2 is fixedly communicated with the bottom of the safety valve body 1, a ring 3 is fixed on an inner surface wall of the connecting pipe 2, a first groove 4 is formed on a front surface of the ring 3, a first sealing ring 5 is adhered to an inner surface wall of the first groove 4, a second sealing ring 6 is connected to an inner surface wall of the first sealing ring 5 in a snap-fit manner, a connecting ring 7 is fixedly adhered to an inner surface wall of the second sealing ring 6, a shunt pipe 8 is fixed on a front surface of the connecting ring 7, one end of the shunt pipe 8 extends to the outside of the connecting pipe 2, and the inner surface wall of the connecting pipe 2 is in threaded connection with an outer surface of one end of the shunt pipe 8.

In the embodiment, the second sealing ring 6 is clamped inside the first sealing ring 5 along with the movement of the shunt pipe 8, so that the sealing performance of two pipelines in connection is improved.

Example 2

As shown in fig. 1-3, a spring 9 is fixed on the top surface of the interior of the safety valve body 1, a connecting rod 10 is fixed on the bottom of the spring 9, a sealing plug 11 is fixed on the bottom of the connecting rod 10, a connecting groove 12 is formed in the inner surface wall of the safety valve body 1 near the bottom edge, the inner surface wall of the connecting groove 12 is movably connected with the outer surface of the sealing plug 11, two second grooves 13 are formed in the outer surface of the sealing plug 11, third sealing rings 14 are adhered to the inner surface walls of the two second grooves 13, the outer surfaces of one sides of the two third sealing rings 14 respectively extend to the outsides of the two second grooves 13, two third grooves 15 are formed in the inner surface wall of the connecting groove 12, and the inner surface walls of the two third grooves 15 are respectively connected with the outer surfaces of the two third sealing rings 14 in a clamping manner.

In the embodiment, the pressure of a medium is overcome by adjusting the force of the spring 9 to achieve sealing, when the force of the spring 9 is greater than the normal pressure of the medium, the sealing plug 11 is connected with the connecting groove 12 and is in a sealing closed state to prevent liquid or gas from entering the safety valve body 1, the third sealing ring 14 is arranged in the second groove 13 formed in the outer surface of the sealing plug 11, the third sealing ring 14 has certain elasticity and is retracted into the second groove 13 when the inner walls of the sealing plug 11 and the connecting groove 12 slide, until the sealing plug 11 and the connecting groove 12 are connected, the third sealing ring 14 is clamped in the third groove 15, a gap possibly generated between the sealing plug 11 and the connecting groove 12 is sealed, and the sealing performance of the safety valve is improved.

The working principle is as follows:

inside shunt tubes 8 extended to connecting pipe 2, 6 block of second sealing washer 6 that shunt tubes 8 one end set up simultaneously is at the interior table wall of first sealing washer 5, increase the leakproofness that shunt tubes 8 and connecting pipe 2 are connected, effectively prevent inside gas or liquid from revealing, plug connecting pipe 2 is stopped up when sealing plug 11 is connected with spread groove 12 and prevents that gas and liquid from letting out when not needing to discharge, third sealing washer 14 that the sealing plug 11 surface set up blocks up the inside at third recess 15 along with the motion of sealing plug 11, stop up the gap that sealing plug 11 and spread groove 12 junction produced, increase sealing plug 11's leakproofness.

The foregoing is merely a preferred embodiment of the utility model and is not intended to limit the utility model in any manner; the present invention may be readily implemented by those of ordinary skill in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the utility model as defined by the appended claims; meanwhile, any equivalent changes, modifications, evolutions, etc. made to the above embodiments according to the essential technology of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a take mining relief valve of reposition of redundant personnel joint, includes relief valve body (1), its characterized in that, the fixed intercommunication in bottom of relief valve body (1) has connecting pipe (2), the interior table wall of connecting pipe (2) is fixed with ring (3), first recess (4) have been seted up to the front surface of ring (3), table wall is glutinous in first recess (4) to have first sealing washer (5), the interior table wall block of first sealing washer (5) is connected with second sealing washer (6), the interior table wall of second sealing washer (6) is fixed to be glutinous to have go-between (7), the front fixed surface of go-between (7) has shunt tubes (8), and the one end of shunt tubes (8) extends to the outside of connecting pipe (2).

2. The mining safety valve with the shunt joint according to claim 1, characterized in that the inner surface wall of the connecting pipe (2) is in threaded connection with the outer surface of one end of the shunt pipe (8).

3. The mining safety valve with the flow dividing joint as claimed in claim 1, wherein a spring (9) is fixed on the inner top surface of the safety valve body (1).

4. The mining safety valve with the flow dividing joint as claimed in claim 3, characterized in that a connecting rod (10) is fixed to the bottom of the spring (9), and a sealing plug (11) is fixed to the bottom of the connecting rod (10).

5. The mining safety valve with the flow dividing joint as claimed in claim 4, wherein the inner surface wall of the safety valve body (1) near the bottom edge is provided with a connecting groove (12), and the inner surface wall of the connecting groove (12) is movably connected with the outer surface of the sealing plug (11).

6. The mining safety valve with the flow dividing joint as claimed in claim 5, wherein the outer surface of the sealing plug (11) is provided with two second grooves (13), the inner surface walls of the two second grooves (13) are adhered with third sealing rings (14), and one outer surfaces of the two third sealing rings (14) respectively extend to the outside of the two second grooves (13).

7. The mining safety valve with the flow dividing joint as claimed in claim 6, wherein the inner surface wall of the connecting groove (12) is provided with two third grooves (15), and the inner surface walls of the two third grooves (15) are respectively connected with the outer surfaces of two third sealing rings (14) in a clamping manner.