CN217129752U

CN217129752U - Compressor with differential pressure unloading valve

Info

Publication number: CN217129752U
Application number: CN202121528221.8U
Authority: CN
Inventors: 不公告发明人
Original assignee: Kunming Shenli Equipment Manufacturing Co ltd
Current assignee: Kunming Shenli Equipment Manufacturing Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2022-08-05
Anticipated expiration: 2031-07-06

Abstract

The utility model discloses a compressor with pressure differential uninstallation valve, comprising a base plate, the first compression section of thick bamboo of bolt fixedly connected with and second compression section of thick bamboo are passed through at the top of bottom plate, first compression section of thick bamboo is located one side of second compression section of thick bamboo, and the top of first compression section of thick bamboo and second compression section of thick bamboo passes through bolt fixedly connected with roof, bolt fixedly connected with goes out the air seat through the top of roof, go out through bolt fixedly connected with fuselage on one side outer wall of air seat, one side position department that the top of roof is close to the air seat passes through bolt fixedly connected with uninstallation valve. This compressor with pressure differential uninstallation valve through the uninstallation valve of adjustable spring compression volume, can adjust according to atmospheric pressure differential uninstallation value, not only can carry out the regulation of the adaptability of uninstallation demand according to the demand, still effectual realization gaseous pressure release avoids atmospheric pressure to lead to the fact first connecting pipe and the cracked problem of second connecting pipe pressurized excessively.

Description

Compressor with differential pressure unloading valve

Technical Field

The utility model relates to a compressor technical field specifically is a compressor with pressure differential uninstallation valve.

Background

The compressor is a driven fluid machine for raising low-pressure gas into high-pressure gas, and is a heart of a refrigeration system, and is used for sucking low-temperature low-pressure refrigerant gas from a suction pipe, compressing the refrigerant gas by driving a piston through the operation of a motor, and then discharging high-temperature high-pressure refrigerant gas to an exhaust pipe to provide power for a refrigeration cycle, so that the refrigeration cycle of compression → condensation → expansion → evaporation is realized.

However, the problem that the pressure difference is large between the compressor and the equipment is easy to occur when the existing compressor works, the air pipe is easily extruded and broken by the large pressure difference to cause air leakage, the existing air compressor is difficult to release the pressure difference, the pressure release value cannot be adjusted according to requirements, and the air pressure balance when the compressor is opened and closed cannot be realized.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compressor with pressure differential uninstallation valve to provide current compressor in solving above-mentioned background art and appear easily at the during operation and have the great problem of pressure differential between compressor and the equipment, great pressure differential extrudes the trachea of breaking easily and causes gas leakage, and current air compressor is difficult to carry out the pressure release to pressure differential, can't adjust the pressure release value according to the demand, the balanced problem of atmospheric pressure when can't realizing the compressor switching.

In order to achieve the above object, the utility model provides a following technical scheme: a compressor with a differential pressure unloading valve comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a first compression cylinder and a second compression cylinder through bolts, the first compression cylinder is positioned on one side of the second compression cylinder, the tops of the first compression cylinder and the second compression cylinder are fixedly connected with a top plate through bolts, the top of the top plate is fixedly connected with an air outlet seat through bolts, the outer wall of one side of the air outlet seat is fixedly connected with a machine body through bolts, the position, close to the air outlet seat, of the top plate is fixedly connected with an unloading valve through bolts, a first connecting pipe is fixedly connected between the unloading valve and the air outlet seat through bolts, the position, close to one side of the first connecting pipe, on the outer wall of one side of the unloading valve is fixedly connected with a pressure relief pipe through bolts, and a second connecting pipe is fixedly connected between the unloading valve and the first compression cylinder through bolts, the inner chamber has been seted up to the inside of uninstallation valve, the inside of inner chamber is provided with piston and lifting disc, the piston is located the below of lifting disc, and the welding has the spring between piston and the lifting disc, the top position department that the top of uninstallation valve is close to the inner chamber is connected with the screw rod through the screw thread soon, the top welding of screw rod has the hand wheel, through bolt fixedly connected with relief valve on one side outer wall of second compression section of thick bamboo, and the below position department that is close to the relief valve between second compression section of thick bamboo and the first compression section of thick bamboo through bolt fixedly connected with check valve, be provided with the third connecting pipe between gas outlet seat and the relief valve, through bolt fixedly connected with stiffener on one side inner wall of second compression section of thick bamboo.

Compared with the prior art, the beneficial effects of the utility model are that: this compressor with pressure difference uninstallation valve, through the uninstallation valve of adjustable spring compression capacity, can adjust according to atmospheric pressure difference uninstallation value, not only can carry out the regulation of the adaptability of uninstallation demand according to the demand, still effectual gaseous pressure release of realization, avoid atmospheric pressure too big to cause the ruptured problem of first connecting pipe and second connecting pipe pressurized, through the balance of second compression section of thick bamboo to the internal gas pressure of first compression section of thick bamboo, the second compression section of thick bamboo not only is with unnecessary gas collection, be convenient for subsequent utilization, it is balanced still to balance the atmospheric pressure when the compressor starts, provide extra gas flow volume, the work efficiency of more quick improvement compressor.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the unloading valve of the present invention;

FIG. 3 is a schematic view of the internal structure of the second compression cylinder of the present invention;

fig. 4 is the external structure diagram of the unloading valve of the present invention.

In the figure: 1. a base plate; 2. a first compression cylinder; 3. a second compression cylinder; 4. a top plate; 5. an air outlet seat; 6. a body; 7. an unloading valve; 8. a first connecting pipe; 9. a pressure relief pipe; 10. a second connecting pipe; 11. an inner cavity; 12. a piston; 13. a lifting plate; 14. a spring; 15. a screw; 16. a hand wheel; 17. a pressure relief valve; 18. a one-way valve; 19. a third connecting pipe; 20. a reinforcing rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a compressor with a differential pressure unloading valve comprises a bottom plate 1, wherein the top of the bottom plate 1 is fixedly connected with a first compression cylinder 2 and a second compression cylinder 3 through bolts, the first compression cylinder 2 is positioned on one side of the second compression cylinder 3, the tops of the first compression cylinder 2 and the second compression cylinder 3 are fixedly connected with a top plate 4 through bolts, the top of the top plate 4 is fixedly connected with an air outlet seat 5 through bolts, the outer wall of one side of the air outlet seat 5 is fixedly connected with a machine body 6 through bolts, the position, close to one side of the air outlet seat 5, of the top plate 4 is fixedly connected with an unloading valve 7 through bolts, a first connecting pipe 8 is fixedly connected between the unloading valve 7 and the air outlet seat 5 through bolts, the position, close to one side of the first connecting pipe 8, on the outer wall of one side of the unloading valve 7 is fixedly connected with a pressure relief pipe 9 through bolts, and a second connecting pipe 10 is fixedly connected between the unloading valve 7 and the first compression cylinder 2 through bolts, inner chamber 11 has been seted up to the inside of uninstallation valve 7, the inside of inner chamber 11 is provided with piston 12 and lifter plate 13, piston 12 is located the below of lifter plate 13, and the welding has spring 14 between piston 12 and the lifter plate 13, the top position department that the top of uninstallation valve 7 is close to inner chamber 11 is connected with screw rod 15 through the screw thread spiral, the welding of the top of screw rod 15 has hand wheel 16, through bolt fixedly connected with relief valve 17 on one side outer wall of second compression section of thick bamboo 3, and the below position department that is close to relief valve 17 between second compression section of thick bamboo 3 and the first compression section of thick bamboo 2 is through bolt fixedly connected with check valve 18, be provided with third connecting pipe 19 between gas outlet base 5 and the relief valve 17, through bolt fixedly connected with stiffener 20 on one side inner wall of second compression section of thick bamboo 3.

The utility model discloses in: the piston 12 performs piston type movement in the inner cavity 11; ensuring the tightness of the movement of the piston 12 inside the inner chamber 11.

The utility model discloses in: the inner cavity 11 is connected with the lifting disc 13 in a sliding way through a sliding block and a sliding groove; the stability of the lifting disc 13 is ensured.

The utility model discloses in: the first connecting pipe 8, the pressure relief pipe 9 and the second connecting pipe 10 are communicated with the inner cavity 11; facilitating the flow of gas.

The utility model discloses in: an annular groove is formed in the inner wall of one side of the inner cavity 11 and close to one side of the pressure relief pipe 9; facilitating subsequent pressure relief and air leakage.

The utility model discloses in: the reinforcing rods 20 are distributed in the second compression cylinder 3 in a net structure; the structural strength of the second compression barrel 3 is improved.

The working principle is as follows: when the air compressor is used, the machine body 6 works to suck external air into the air outlet seat 5, the air outlet seat 5 presses air into the unloading valve 7 through the first connecting pipe 8, the air pushes the piston 12 to move upwards, the air enters the first compression cylinder 2 through the second connecting pipe 10 to realize the compression of the air, when the air pressure in the unloading valve 7 is too high, the air pressure pushes the piston 12 to extrude the spring 14 to move upwards, the air can be discharged through the pressure relief pipe 9 due to the gap between the piston 12 and the inner cavity 11, the pressure relief of the air is realized, the problem that the first connecting pipe 8 and the second connecting pipe 10 are pressed and broken due to the too high air pressure is avoided, the air pressure balance during the work of the machine body 6 is effectively balanced, the stability of the work of the machine body 6 is ensured, when the air pressure unloading value needs to be set, the hand wheel 16 is rotated, the hand wheel 16 drives the screw rod 15 to rotate, the bottom end of the screw rod 15 is lifted in the inner cavity 11, and the extrusion force on the lifting disc 13 is changed, spring 14 compression volume receives the change, and then improve the pressure value when spring 14 atmospheric pressure uninstallation, gas is impressed in first compression section of thick bamboo 2 gradually, when atmospheric pressure in first compression section of thick bamboo 2 exceeds the setting value, check valve 18 opens, the gas of first compression section of thick bamboo 2 gets into in the second compression section of thick bamboo 3, the second compression section of thick bamboo 3 is with gas collection, be convenient for subsequent utilization, when carrying out subsequent atmospheric pressure compression, open relief valve 17, the gas in the second compression section of thick bamboo 3 gets into out gas seat 5 through third connecting pipe 19, not only the atmospheric pressure when balanced compressor starts is balanced, still provide extra gas flow volume, the more quick work efficiency who improves the compressor.

In summary, the following steps: this compressor with pressure difference uninstallation valve, uninstallation valve 7 through adjustable spring 14 compression capacity, can adjust according to atmospheric pressure difference uninstallation value, not only can carry out the regulation of the adaptability of uninstallation demand according to the demand, still effectual realization gaseous pressure release, avoid atmospheric pressure too big to cause the cracked problem of first connecting pipe 8 and second connecting pipe 10 pressurized, through the balance of second compression section of thick bamboo 3 to the internal gas pressure of first compression section of thick bamboo 2, second compression section of thick bamboo 3 not only collects unnecessary gas, be convenient for subsequent utilization, it is balanced still to balance the atmospheric pressure when the compressor starts, provide extra gas flow volume, the work efficiency of more quick improvement compressor.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Claims

1. A compressor with a differential pressure unloading valve, comprising a base plate (1), characterized in that: the top of the bottom plate (1) is fixedly connected with a first compression cylinder (2) and a second compression cylinder (3) through bolts, the first compression cylinder (2) is located on one side of the second compression cylinder (3), the tops of the first compression cylinder (2) and the second compression cylinder (3) are fixedly connected with a top plate (4) through bolts, the top of the top plate (4) is fixedly connected with an air outlet seat (5) through bolts, the outer wall of one side of the air outlet seat (5) is fixedly connected with a machine body (6) through bolts, the position, close to the air outlet seat (5), of the top plate (4) is fixedly connected with an unloading valve (7) through bolts, a first connecting pipe (8) is fixedly connected between the unloading valve (7) and the air outlet seat (5), the position, close to the first connecting pipe (8), on the outer wall of one side of the unloading valve (7) is fixedly connected with a pressure relief pipe (9) through bolts, a second connecting pipe (10) is fixedly connected between the unloading valve (7) and the first compression cylinder (2) through a bolt, an inner cavity (11) is formed in the unloading valve (7), a piston (12) and a lifting disc (13) are arranged in the inner cavity (11), the piston (12) is positioned below the lifting disc (13), a spring (14) is welded between the piston (12) and the lifting disc (13), a screw rod (15) is screwed and connected at the position, close to the upper part of the inner cavity (11), of the top of the unloading valve (7), a hand wheel (16) is welded at the top end of the screw rod (15), a pressure release valve (17) is fixedly connected on the outer wall of one side of the second compression cylinder (3) through a bolt, and a one-way valve (18) is fixedly connected at the position, close to the pressure release valve (17), between the second compression cylinder (3) and the first compression cylinder (2) through a bolt, a third connecting pipe (19) is arranged between the air outlet seat (5) and the pressure release valve (17), and a reinforcing rod (20) is fixedly connected to the inner wall of one side of the second compression cylinder (3) through a bolt.

2. A compressor having a differential pressure unloader valve according to claim 1, wherein: the piston (12) performs piston-type movement in the inner cavity (11).

3. A compressor having a differential pressure unloader valve as set forth in claim 2, wherein: the inner cavity (11) is in sliding connection with the lifting disc (13) through a sliding block and a sliding groove.

4. A compressor having a differential pressure unloader valve as set forth in claim 3, wherein: the first connecting pipe (8), the pressure relief pipe (9) and the second connecting pipe (10) are communicated with the inner cavity (11).

5. A compressor having a differential pressure unloader valve as set forth in claim 1, wherein: an annular groove is formed in the position, close to one side of the pressure relief pipe (9), on the inner wall of one side of the inner cavity (11).

6. A compressor having a differential pressure unloader valve as set forth in claim 1, wherein: the reinforcing rods (20) are distributed in the second compression cylinder (3) in a net structure.