CN221195357U

CN221195357U - Primary oil pressure stabilizing device of diaphragm compressor

Info

Publication number: CN221195357U
Application number: CN202322991429.9U
Authority: CN
Inventors: 杨松; 陈磊磊; 纪宗宗; 张辰; 张国靖; 张家远
Original assignee: Binhua Technology Co ltd; Shandong Binhua Hydrogen Energy Co ltd
Current assignee: Binhua Technology Co ltd; Shandong Binhua Hydrogen Energy Co ltd
Priority date: 2023-11-07
Filing date: 2023-11-07
Publication date: 2024-06-21
Anticipated expiration: 2033-11-07

Abstract

The utility model relates to a diaphragm compressor primary oil pressure stabilizing device, which comprises a crankcase, a primary cylinder, a pressure gauge, a pressure stabilizing valve, an air source interface and a connecting pipe, wherein a primary cylinder is arranged on one side of the crankcase, a primary midbody is arranged between the crankcase and the primary cylinder, the top of the primary cylinder is connected with a first pipeline, one end of the first pipeline is connected with a primary oil pump, a primary pressure regulating valve is arranged on the first pipeline, one side of the top of the primary cylinder is connected with a second pipeline, a one-way valve is arranged on the second pipeline, an overflow valve is arranged on one side of the one-way valve, a pressure gauge is arranged at one end of the second pipeline, and two sides of the primary oil pump are connected with third pipelines, and the pressure stabilizing valve is arranged on the third pipeline. The overflow valve does not need to be checked regularly, and the relief valve does not need to be checked after pressure relief, so that the operation is more stable.

Description

Primary oil pressure stabilizing device of diaphragm compressor

Technical Field

The utility model relates to a stabilizing device, in particular to a primary oil pressure stabilizing device of a diaphragm compressor.

Background

The diaphragm compressor mainly adopts the process of low-pressure to high-pressure reciprocating circulation, after the high pressure is switched to low pressure, the secondary exhaust pressure is reduced, and the secondary exhaust pressure is lower than the primary exhaust pressure, so that the secondary cylinder body does not work, and the primary oil pressure is increased instead. At this time, the difference between the first-stage oil pressure and the air pressure is increased, so that the vibration value of the first-stage cylinder body is increased, the first-stage middle body bolt is broken or the bolt support is cracked over time, and serious accidents are easily caused if inspection staff cannot find in time.

Disclosure of utility model

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides a first-stage oil pressure stabilizing device of a diaphragm compressor, which effectively solves the problems mentioned in the technical background.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model comprises a crankcase, a first-stage cylinder, a first-stage midbody, a first-stage pressure regulating valve, a first-stage oil pump, a one-way valve, an overflow valve, a pressure gauge, a pressure stabilizing valve, an air source connector and a connecting pipe, wherein the first-stage cylinder is arranged on one side of the crankcase, the first-stage midbody is arranged between the crankcase and the first-stage cylinder, the top of the first-stage cylinder is connected with a first pipeline, one end of the first pipeline is connected with the first-stage oil pump, the first-stage pressure regulating valve is arranged on the first pipeline, one side of the top of the first-stage cylinder is connected with a second pipeline, the one-way valve is arranged on the second pipeline, the overflow valve is arranged on one side of the one-way valve, the pressure gauge is arranged on one end of the second pipeline, both sides of the first-stage oil pump are connected with a third pipeline, and the pressure stabilizing valve is arranged on the third pipeline.

Preferably, one end of the third pipeline is connected with the primary intermediate body.

Preferably, the overflow port of the overflow valve is connected with the primary intermediate body through a pipeline.

Preferably, one side of the primary oil pump is connected with an air source interface, and a connecting pipe is arranged on the air source interface.

Preferably, the air source connector adopts an 8mm clamping sleeve connector.

Preferably, a filter screen is installed in the connecting pipe.

The beneficial effects are that: when the system pressure reaches the opening pressure of the overflow valve, the overflow valve is opened to carry out pump unloading; when the pressure of the system is reduced to the closing pressure of the overflow valve, the overflow valve is closed, and the primary oil pump loads the system; the pressure when the pump is unloaded is called unloading pressure, and the pressure when the primary oil pump is in a loading state is called loading pressure; the pressure stabilizing valve is added on the monitoring pipeline of the primary oil pressure field pressure gauge, once the pressure exceeds a set value, the pressure is automatically released into the primary middle body through the overflow valve, and the one-way valve is arranged to prevent backflow. The utility model has novel structure and ingenious conception, and can control the upper limit of the oil pressure after the overflow valve is added, so that the oil pressure and the air pressure are kept relatively balanced, and the damage to equipment caused by overlarge pressure difference is reduced; the overflow valve does not need to be checked regularly, and the relief valve does not need to be checked after pressure relief, so that the operation is more stable.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present utility model;

Reference numerals in the drawings: 1. a crankcase; 2. a primary cylinder; 3. primary midbody; 4. a primary pressure regulating valve; 5. a primary oil pump; 6. a one-way valve; 7. an overflow valve; 8. a pressure gauge; 9. a pressure stabilizing valve; 10. an air source interface; 11. and (5) connecting pipes.

Detailed Description

The following describes the embodiment of the present utility model in further detail with reference to fig. 1.

The first embodiment is given by fig. 1, the utility model provides a first-stage oil pressure stabilizing device of a diaphragm compressor, which comprises a crank case 1, a first-stage cylinder 2, a first-stage middle body 3, a first-stage pressure regulating valve 4, a first-stage oil pump 5, a one-way valve 6, an overflow valve 7, a pressure gauge 8, a pressure stabilizing valve 9, an air source connector 10 and a connecting pipe 11, wherein the first-stage cylinder 2 is arranged on one side of the crank case 1, the first-stage middle body 3 is arranged between the crank case 1 and the first-stage cylinder 2, the top of the first-stage cylinder 2 is connected with a first pipeline, one end of the first pipeline is connected with the first-stage oil pump 5, the first pipeline is provided with the first-stage pressure regulating valve 4, one side of the top of the first-stage cylinder 2 is connected with a second pipeline, one-way valve 6 is arranged on the second pipeline, one side of the one-way valve 6 is provided with the overflow valve 7, one end of the second pipeline is provided with the pressure gauge 8, both sides of the first-stage oil pump 5 are connected with a third pipeline, and the pressure stabilizing valve 9 is arranged on the third pipeline.

One end of the third pipeline is connected with the first-stage middle body 3, so that the third pipeline is convenient to install and use in a matching way.

The overflow port of the overflow valve 7 is connected with the primary middle body 3 through a pipeline, so that the overflow valve is convenient to be matched, installed and used.

One side of the primary oil pump 5 is connected with an air source connector 10, and a connecting pipe 11 is arranged on the air source connector 10, so that air intake and exhaust are facilitated.

The air source connector 10 adopts an 8mm clamping sleeve connector, so that the connection and the use are convenient.

A filter screen is arranged in the connecting pipe 11, so that the filtering is convenient.

Working principle: when the system is used, when the system pressure reaches the opening pressure of the overflow valve 7, the overflow valve 7 is opened to carry out pump unloading; when the pressure of the system is reduced to the closing pressure of the relief valve 7, the relief valve 7 is closed, and the primary oil pump 5 loads the system; the pressure at the time of unloading the pump is referred to as unloading pressure, and the pressure at which the primary oil pump 5 is in the loaded state is referred to as loading pressure; a pressure stabilizing valve 9 is added on a monitoring pipeline of a primary oil pressure field pressure gauge 8, and once the pressure exceeds a set value, the pressure is automatically released into the primary middle body 3 through an overflow valve 7, and the one-way valve 6 is arranged to prevent backflow.

The beneficial effects are that: the utility model has novel structure and ingenious conception, and can control the upper limit of the oil pressure after the overflow valve 7 is added, so that the oil pressure and the air pressure are kept relatively balanced, and the damage to equipment caused by overlarge pressure difference is reduced; the overflow valve 7 does not need to be checked regularly, and the relief valve does not need to be checked after pressure relief, so that the operation is more stable.

All electric parts and the adaptive power supply are connected through wires by the person skilled in the art, and a proper controller and encoder should be selected according to actual conditions so as to meet control requirements, specific connection and control sequence, and the electric connection is completed by referring to the following working principles in the working sequence among the electric parts, and the detailed connection means are known in the art, and mainly introduce the working principles and processes as follows, and do not describe the electric control.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a diaphragm compressor one-level oil pressure stabilising arrangement, includes crankcase (1), one-level jar (2), one-level midbody (3), one-level air-vent valve (4), one-level oil pump (5), check valve (6), overflow valve (7), manometer (8), steady voltage valve (9), air source interface (10) and connecting pipe (11), its characterized in that: one side of crankcase (1) is provided with one-level jar (2), be provided with one-level midbody (3) between crankcase (1) and one-level jar (2), the top of one-level jar (2) is connected with first pipeline, the one end and the one-level oil pump (5) of first pipeline are connected, install one-level air-vent valve (4) on the first pipeline, one side at one-level jar (2) top is connected with the second pipeline, install check valve (6) on the second pipeline, overflow valve (7) are installed to one side of check valve (6), manometer (8) are installed to one end of second pipeline, the both sides of one-level oil pump (5) all are connected with the third pipeline, install steady voltage valve (9) on the third pipeline.

2. The primary oil pressure stabilizing device of a diaphragm compressor as set forth in claim 1, wherein: one end of the third pipeline is connected with the primary intermediate body (3).

3. The primary oil pressure stabilizing device of a diaphragm compressor as set forth in claim 1, wherein: and an overflow port of the overflow valve (7) is connected with the primary intermediate body (3) through a pipeline.

4. The primary oil pressure stabilizing device of a diaphragm compressor as set forth in claim 1, wherein: one side of the primary oil pump (5) is connected with an air source interface (10), and a connecting pipe (11) is arranged on the air source interface (10).

5. The primary oil pressure stabilizing device of diaphragm compressor as set forth in claim 4, wherein: the air source connector (10) adopts an 8mm clamping sleeve connector.

6. The primary oil pressure stabilizing device of diaphragm compressor as set forth in claim 4, wherein: a filter screen is arranged in the connecting pipe (11).