CN209943991U

CN209943991U - Integral type pressure reducer

Info

Publication number: CN209943991U
Application number: CN201920285324.2U
Authority: CN
Inventors: 缪小琼
Original assignee: Shenzhen City Weida Welding Equipment Co
Current assignee: Shenzhen City Weida Welding Equipment Co
Priority date: 2019-03-06
Filing date: 2019-03-06
Publication date: 2020-01-14
Anticipated expiration: 2029-03-06

Abstract

The utility model discloses an integral type pressure reducer, a serial communication port, including high splenium, low pressure portion and connecting portion, high pressure portion has high pressure inner chamber and the pipe that shocks resistance, and high pressure inner chamber wall is equipped with high pressure air inlet, and the pipe entry that shocks resistance is promptly high pressure air inlet, the pipe export that shocks resistance are installed the governing valve and are located high pressure inner chamber, and low pressure portion has the low pressure inner chamber, and low pressure inner chamber wall is equipped with the low pressure gas outlet, and this low pressure gas outlet is linked together with the low pressure inner chamber, has seted up the connection passageway in the connecting portion, and connection passageway's one end is linked together with the high pressure inner chamber, and connection passageway's. The utility model provides an integral type pressure reducer is used for solving split type pressure reducer because of the connector too much connection shakiness that leads to, leak gas and reduce the potential safety hazard that exists.

Description

Integral type pressure reducer

Technical Field

The utility model relates to a pressure reducer field especially relates to an integral type pressure reducer.

Background

The pressure reducer is a device for reducing the pressure of high-pressure gas stored in a gas cylinder into low pressure required by work. Because the pressure in the gas cylinder is high and the pressure required during use is low, a pressure reducer is required to reduce the high-pressure gas stored in the gas cylinder into low-pressure gas, and the required working pressure is ensured to be kept in a stable state all the time. In short, a pressure reducer is a regulator that reduces high-pressure gas to low-pressure gas and keeps the pressure and flow rate of the output gas constant. And the pressure reducer under the prior art is split type and is in the same place through threaded connection, and current split type pressure reducer is unstable, leaks gas and has the potential safety hazard because of the connection that the connector is too much leads to.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides an integral type pressure reducer can solve current split type pressure reducer because of the connection unstability, gas leakage and the existence potential safety hazard that the connector leads to too much.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides an integral type pressure reducer, its characterized in that, including high splenium, low pressure portion and connecting portion, high pressure portion has high pressure inner chamber and the pipe that shocks resistance, and high pressure inner chamber wall is equipped with high-pressure air inlet, and the pipe entry that shocks resistance is promptly high pressure air inlet, the pipe export that shocks resistance is installed the governing valve and is located high pressure inner chamber, and low pressure portion has the low pressure inner chamber, and low pressure inner chamber wall is equipped with the low pressure gas outlet, and this low pressure gas outlet is linked together with the low pressure inner chamber, has seted up the connection passageway in the connecting portion, and connection passageway's one end is linked together with the high pressure inner chamber.

Preferably, the shock tube outlet is oriented perpendicular to the shock tube inlet.

Preferably, the high-pressure part is provided with a pressure gauge for displaying the air pressure of the high-pressure inner cavity, the cavity wall of the high-pressure inner cavity is provided with a high-pressure detection port, and the pressure gauge is communicated with the high-pressure inner cavity through the high-pressure detection port.

Preferably, the high-pressure detection port is provided with a detection tube extending along the inner edge close to the high-pressure inner cavity, and the pressure gauge is inserted in the detection tube.

Preferably, the impact-resistant pipe is communicated with the detection pipe and is integrally formed.

Preferably, the low pressure portion is provided with a low pressure value column for displaying the air pressure of the low pressure inner cavity, the cavity wall of the low pressure inner cavity is provided with a low pressure detection port, and the low pressure value column is communicated with the low pressure inner cavity through the low pressure detection port.

Preferably, the low pressure part is provided with a safety alarm device, the wall of the low pressure inner cavity is provided with an assembly port, and the safety alarm device is assembled at the assembly port and communicated with the low pressure inner cavity.

Preferably, the assembly port center point, the high pressure inlet center point, the high pressure portion center point, the low pressure portion center point, and the connection passage are on the same straight line.

Preferably, a switch valve is installed at the low-pressure part, a matching port is arranged on the cavity wall of the low-pressure inner cavity, and the switch valve is assembled at the matching port and communicated with the low-pressure inner cavity.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

the utility model discloses be different from prior art, high-pressure gas is earlier through the pipe that shocks resistance and then through the governing valve, changes high-pressure gas into low-pressure gas, and low-pressure gas passes through connecting tube and gets into low-pressure portion, and at this in-process, connecting channel connects high-pressure portion and low-pressure portion, high-pressure portion, low-pressure portion and connecting channel integral type shaping, because of the connector reduces, therefore connect the potential safety hazard more stable, that reduce the possibility of gas leakage and existence.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the internal structure of the present invention (excluding the low pressure value column, the safety alarm device, the pressure gauge, and the switch valve);

fig. 3 is a schematic cross-sectional view of the present invention (excluding the low pressure value column, the safety alarm, the pressure gauge, and the on-off valve).

In the figure: 10. a low-pressure portion; 11. a low pressure value column 11; 12. a safety alarm device; 13. a low pressure gas outlet; 14. an on-off valve; 15. a low pressure inner chamber; 16. a low pressure detection port; 17. assembling a port; 18. a mating port; 20. a high-voltage part; 21. a high pressure air inlet; 22. a pressure gauge; 23. a high pressure lumen; 24. an impact resistant tube; 25. an outlet of the impact resistant pipe; 26. a high pressure detection port; 27. a detection tube; 30. a connecting portion; 31. a connecting channel; 40. and adjusting the valve.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-3, an integrated pressure reducer includes a high pressure portion 20, a low pressure portion 10, and a connecting portion 30, where the high pressure portion 20 has a high pressure inner cavity 23 and an anti-impact pipe 24, a high pressure air inlet 21 is formed in a cavity wall of the high pressure inner cavity 23, an inlet of the anti-impact pipe is the high pressure air inlet 21, an outlet 25 of the anti-impact pipe is provided with an adjusting valve 40 and is located in the high pressure inner cavity 23, the low pressure portion 10 has a low pressure inner cavity 15, a cavity wall of the low pressure inner cavity 15 is provided with a low pressure air outlet 13, the low pressure air outlet 13 is communicated with the low pressure inner cavity 15, the connecting portion 30 is provided with a connecting passage 31 therein, one end of the connecting passage 31 is communicated with the high.

Specifically, store the high-pressure gas in the gas cylinder, high-pressure gas is earlier through the pipe 24 and then through governing valve 40 that shocks resistance, change high-pressure gas into low-pressure gas, low-pressure gas gets into high-pressure inner chamber 23, when low-pressure gas is full of high-pressure inner chamber 23, low-pressure gas and then get into low-pressure portion 10 through connecting tube 31, when low-pressure gas is full of low-pressure inner chamber 15, by low pressure gas outlet 13 exhaust low-pressure gas, high-pressure portion 20, low-pressure portion 10 and connecting portion 30 formula shaping as an organic whole, because of the connector reduces, therefore connect more stably, reduce the possibility of gas leakage and the potential.

Further, the outlet 25 of the impact-resistant pipe is perpendicular to the inlet of the impact-resistant pipe, and the gas impact force generated by the high-pressure gas impacts the pipe wall of the impact-resistant pipe 24, so that the high-pressure gas is prevented from directly impacting the regulating valve 40 to cause damage.

Further, the high pressure detection port 26 is close to the inner edge of the high pressure inner cavity 23 and extends to form a detection tube 27, the pressure gauge 22 is inserted into the detection tube 27, the impact-resistant tube 24 is communicated with the detection tube 27 and is integrally formed, and the structure is more integrated and is favorable for the stability of the pressure reducer.

Further, the high pressure part 20 is provided with a pressure gauge 22 for displaying the air pressure of the high pressure inner cavity 23, the cavity wall of the high pressure inner cavity 23 is provided with a high pressure detection port 26, and the pressure gauge 22 is communicated with the high pressure inner cavity 23 through the high pressure detection port 26. The user can know the pressure value of the high-pressure part 20 clearly to match the working requirement.

Further, low pressure portion 10 installs the low pressure value post 11 that is used for showing low pressure inner chamber 15 atmospheric pressure, and the chamber wall of low pressure inner chamber 15 is equipped with low pressure detection mouth 16, and low pressure value post 11 is linked together with low pressure inner chamber 15 through low pressure detection mouth 16, through low pressure value post 11, and the person of facilitating the use clearly knows the pressure value of low pressure inner chamber 15, and the cooperation needs.

Further, the low pressure part 10 is provided with a safety alarm device 12, the wall of the low pressure inner cavity 15 is provided with an assembly port 17, the safety alarm device 12 is assembled at the assembly port 17 and communicated with the low pressure inner cavity 15, the safety alarm device 12 gives an alarm when the pressure of the low pressure inner cavity 15 is overlarge, and partial gas is discharged through the safety alarm device 12 to prevent the low pressure inner cavity 15 from being damaged.

Further, the central point of the assembly port 17, the central point of the high pressure inlet 21, the central point of the high pressure part 20, the central point of the low pressure part 10 and the connecting pipe 31 are on the same straight line, which facilitates the mold opening and the integral molding of the high pressure part 20, the low pressure part 10 and the connecting pipe 31 in the prior art.

Further, the low pressure part 10 is provided with a switch valve 14, the cavity wall of the low pressure inner cavity 15 is provided with a matching port 18, the switch valve 14 is assembled at the matching port 18 and communicated with the low pressure inner cavity 15, and the switch valve 14 is opened and closed to different degrees to adjust the air outlet rate of the low pressure air outlet 13.

The embodiments of the present invention are not limited to the above embodiments, and according to the contents of the above embodiments of the present invention, the above preferred embodiments can also make modifications, replacements or combinations in various forms without departing from the basic technical idea of the present invention and without conflict, and the obtained other embodiments all fall within the scope of the present invention.

Claims

1. The utility model provides an integral type pressure reducer, its characterized in that, including high splenium, low pressure portion and connecting portion, high pressure portion has high pressure inner chamber and the pipe that shocks resistance, and high pressure inner chamber wall is equipped with high-pressure air inlet, and the pipe entry that shocks resistance is promptly high pressure air inlet, the pipe export that shocks resistance is installed the governing valve and is located high pressure inner chamber, and low pressure portion has the low pressure inner chamber, and low pressure inner chamber wall is equipped with the low pressure gas outlet, and this low pressure gas outlet is linked together with the low pressure inner chamber, has seted up the connection passageway in the connecting portion, and connection passageway's one end is linked together with the high pressure inner chamber.

2. An integrated pressure reducer according to claim 1 in which the shock tube outlet is oriented perpendicularly to the shock tube inlet.

3. The integrated pressure reducer according to claim 1, wherein the high pressure part is provided with a pressure gauge for displaying the air pressure of the high pressure inner cavity, the wall of the high pressure inner cavity is provided with a high pressure detection port, and the pressure gauge is communicated with the high pressure inner cavity through the high pressure detection port.

4. The integrated pressure reducer according to claim 3, wherein the high pressure detection port has a detection tube extending from an inner edge thereof adjacent to the high pressure chamber, and the pressure gauge is inserted into the detection tube.

5. The integrated pressure reducer according to claim 4, wherein the shock-resistant pipe is in communication with the detection pipe and is integrally formed.

6. The integrated pressure reducer according to any one of claims 1 to 5, wherein the low pressure part is provided with a low pressure value column for displaying the air pressure of the low pressure inner chamber, the chamber wall of the low pressure inner chamber is provided with a low pressure detection port, and the low pressure value column is communicated with the low pressure inner chamber through the low pressure detection port.

7. An integrated pressure reducer according to any one of claims 1-5 wherein the low pressure portion is fitted with a safety alarm device, the wall of the low pressure chamber is provided with an assembly port, and the safety alarm device is assembled to the assembly port and communicates with the low pressure chamber.

8. The integrated pressure reducer according to claim 7, wherein the assembling port center point, the high pressure intake port center point, the high pressure portion center point, the low pressure portion center point, and the connecting passage are on the same straight line.

9. An integrated pressure reducer according to any one of claims 1 to 5 wherein the low pressure portion is provided with a switching valve, and the wall of the low pressure chamber is provided with a fitting port to which the switching valve is fitted and with which the low pressure chamber communicates.