CN213543929U

CN213543929U - Piston and cylinder wall sealing performance detection device of piston compressor

Info

Publication number: CN213543929U
Application number: CN202022936929.9U
Authority: CN
Inventors: 张学峰; 毛绍军; 蒋团男; 陈兆喜
Original assignee: Zhejiang Ankang Refrigeration Equipment Co ltd
Current assignee: Zhejiang Ankang Refrigeration Equipment Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-06-25
Anticipated expiration: 2030-12-10

Abstract

The utility model relates to a compressor detects technical field, specifically be a piston and cylinder wall leakproofness detection device of piston compressor, including the detection case, detection case top both sides fixedly connected with support, the fixed mount table that is provided with in support top, mount table top both sides are provided with first push motor, the mount table bottom is provided with the washing basket, it has the connecting block to wash basket both sides wall welding, first push motor output run through to mount table bottom and with connecting block fixed connection, be provided with check out test set on the mount table, the detection case left side is provided with the oil storage bucket, the detection case inner wall is provided with the oil extraction pipe, be provided with the oil extraction nozzle on the oil extraction pipe, it is equipped with the liquid pump to press from both sides between detection case and the oil storage bucket, the utility model discloses prevent that the oily thing in the detection case from piling up too much, influence the observation of time.

Description

Piston and cylinder wall sealing performance detection device of piston compressor

Technical Field

The utility model relates to a compressor detects technical field, specifically is a piston and cylinder wall leakproofness detection device of piston compressor.

Background

The compressor is a driven fluid machine for lifting low-pressure gas into high-pressure gas, and is characterized by that it can suck low-temperature low-pressure refrigerant gas from air suction pipe, and utilize the operation of motor to drive piston to compress it, then discharge the high-temperature high-pressure refrigerant gas into exhaust pipe to provide power for refrigeration cycle. It follows that compressors are of great importance in refrigeration systems, where the quality of the compressor needs to be particularly well-established during production. The mass of the compressor is reflected on the air tightness in a large part, so that the air tightness detection of the compressor is of great significance.

The present detects a chinese utility model patent that a publication number is CN205538110U, and its name is a device for detecting casing gas tightness, and this scheme discloses a device for detecting casing gas tightness, including basin and air compressor, is provided with the detection platform that is used for placing the casing in the basin. When examining test, place the casing on examining test table, open the corner cylinder afterwards and fix the casing on examining test table, start the lift cylinder afterwards and make and examine test table and descend to the surface of water, then fill gas through air compressor in to the casing inner chamber and observe whether there is the bubble to produce in the aquatic, if there is not the bubble to produce then prove casing passing, but the scheme has following defect: the method is characterized in that a stamping process and a cutting process are usually used in the process of machining and forming a shell, lubricating oil is usually used in the stamping and cutting processes, a large amount of lubricating oil is adsorbed on the shell in the machining process, if the oil is not washed and directly placed in a shell air tightness detection device, the oil floats to the water surface in the detection process, and gradually covers the whole water surface along with the accumulation of oil quantity, so that the generated bubbles cannot be seen, and a large amount of manpower and time are spent in the process of manually washing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a piston and cylinder wall leakproofness detection device of piston compressor to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a device for detecting the tightness between a piston and a cylinder wall of a piston compressor comprises a detection box, wherein two sides of the top of the detection box are fixedly connected with a bracket, the top of the bracket is fixedly provided with an installation platform, two sides of the top of the installation platform are provided with first pushing motors, the bottom of the mounting table is provided with a cleaning basket, two side walls of the cleaning basket are welded with connecting blocks, the output end of the first pushing motor penetrates through the bottom of the mounting table and is fixedly connected with the connecting blocks, the mounting table is provided with a detection device, the left side of the detection box is provided with an oil storage barrel, the inner wall of the detection box is provided with an oil discharge pipe, be provided with the oil extraction mouth on the oil extraction pipe, press from both sides between detection case and the oil storage bucket and be equipped with the liquid pump, the liquid pump intake end with be connected with first connecting pipe between the oil extraction pipe, the liquid pump drainage end with be connected with the second connecting pipe between the oil storage bucket.

Further, the check out test set includes second driving motor, pneumatic pump, detects head and gas-supply pipe, second driving motor fixed mounting in mount table upper surface center department, the second driving motor output run through to mount table bottom and fixed being connected with are used for connecting in waiting to detect the inside head that detects of compressor pump cylinder, just detect the inside hollow structure that is of head, the pneumatic pump install in the mount table upper surface, the pneumatic pump exhaust end with detect and be connected with the gas-supply pipe between the head.

Furthermore, the bottom of the cleaning basket is of a hollow structure.

Further, the height of the water surface in the detection box is consistent with that of the oil drain nozzle.

Further, the oil drain pipe is of an annular structure, the oil drain nozzle is a plurality of, and a plurality of the oil drain nozzle is distributed on the inner side of the oil drain pipe in an equal distance mode.

Further, the second connecting pipe is connected to the middle of the side wall of the oil storage barrel.

Furthermore, the detection case right side wall runs through and is provided with the inlet tube, the inlet tube is located the inside one end of detection case is provided with the ball-cock assembly.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses put into the washing basket with the compressor cylinder of piston, start first driving motor and put into the aquatic of detection case with the cylinder and wash its surperficial oiliness thing, meanwhile, start the liquid pump, the liquid pump can absorb the oiliness thing that floats in the washing incasement after wasing, through setting up cyclic annular oil extraction pipe, and be provided with a plurality of oil extraction nozzles in the oil extraction pipe inboard, can absorb the oiliness thing that floats at the liquid level top in the washing incasement portion fast, the oiliness thing after the absorption is arranged in the oil storage case, thereby prevent that the oiliness thing in the detection case from piling up too much, influence the observation of cylinder detection time measuring bubble, improve the efficiency of detection;

2. the utility model discloses a set up ball-cock assembly and inlet tube, can keep the height of the inside liquid level of detection case unchangeable to guarantee the normal elimination of oiliness thing.

Drawings

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

fig. 2 is a schematic view of the overall cross-sectional structure of the present invention;

fig. 3 is an enlarged schematic structural view of fig. 2 a of the present invention;

in the figure: 1-detection box; 2-a scaffold; 3-mounting a table; 4-a first push motor; 5, cleaning a basket; 6-connecting blocks; 7-oil storage barrel; 8-water inlet pipe; 9-an oil discharge pipe; 10-oil drain nozzle; 11-liquid pump; 12-a first connection pipe; 13-a second connecting tube; 14-a second push motor; 15-pneumatic pump; 16-a detection head; 17-gas transmission pipe; 18-float valve.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a piston and cylinder wall tightness detection device of a piston compressor comprises a detection box 1, two sides of the top of the detection box 1 are fixedly connected with a support 2, the top of the support 2 is fixedly provided with an installation platform 3, two sides of the top of the installation platform 3 are provided with first push motors 4, the bottom of the installation platform 3 is provided with a cleaning basket 5, two side walls of the cleaning basket 5 are welded with connecting blocks 6, the output end of each first push motor 4 penetrates through the bottom of the installation platform 3 and is fixedly connected with the connecting blocks 6, the installation platform 3 is provided with detection equipment, the left side of the detection box 1 is provided with an oil storage barrel 7, the inner wall of the detection box 1 is provided with an oil discharge pipe 9, the oil discharge pipe 9 is provided with an oil discharge nozzle 10, a liquid pump 11 is clamped between the detection box 1 and the oil storage barrel 7, a first connecting pipe 12 is connected between the water inlet end of;

the detection equipment comprises a second push motor 14, a pneumatic pump 15, a detection head 16 and a gas pipe 17, wherein the second push motor 14 is fixedly arranged at the center of the upper surface of the mounting table 3, the output end of the second push motor 14 penetrates to the bottom of the mounting table 3 and is fixedly connected with the detection head 16 which is connected with the interior of a compression pump cylinder to be detected, the interior of the detection head 16 is of a hollow structure, the pneumatic pump 15 is arranged on the upper surface of the mounting table 3, the gas pipe 17 is connected between the exhaust end of the pneumatic pump 15 and the detection head 16, the bottom of the cleaning basket 5 is of a hollow structure, the height of the water surface in the detection box 1 is consistent with the height of the oil discharge nozzle 10, the oil discharge pipe 9 is of an annular structure, the oil discharge nozzles 10 are a plurality of which 10 are equidistantly distributed on the inner side of the oil discharge pipe 9, a second connecting pipe 13 is connected with the middle part of the side, start first push motor 4 and put into the aquatic of detection case 1 with the cylinder and wash its surperficial oiliness thing, and meanwhile, start liquid pump 11, liquid pump 11 can inhale the oiliness thing that floats in washing case 1 after wasing, through setting up annular oil extraction pipe 9, and be provided with a plurality of oil extraction mouths 10 in oil extraction pipe 9 inboard, can inhale the oiliness thing that floats at the inside liquid level top of washing case 1 fast, the oiliness thing after inhaling is arranged to storage tank 7 in, thereby prevent that the oiliness thing in the detection case 1 from piling up too much, influence the observation of cylinder detection time measuring bubble, improve the efficiency that detects.

Wherein, the inlet tube 8 runs through to be provided with on detection case 1 right side wall, and the one end that the inlet tube 8 is located detection case 1 inside is provided with ball-cock assembly 18, through setting up ball-cock assembly 18 and inlet tube 8, can keep the height of the inside liquid level of detection case 1 unchangeable to guarantee the normal of oily thing and get rid of.

The working principle is as follows: in the using process of the utility model, firstly, a compressor cylinder with a piston is put into a cleaning basket 5, a first pushing motor 4 is started to put the cylinder into the water in a detection box 1 to clean oily matters on the surface, meanwhile, a liquid pump 11 is started, the liquid pump 11 can suck and remove the oily matters floating in the cleaning box 1 after cleaning, through arranging an annular oil discharge pipe 9 and arranging a plurality of oil discharge nozzles 10 at the inner side of the oil discharge pipe 9, the oily matters floating at the top of the liquid level in the cleaning box 1 can be quickly sucked and removed, the sucked and removed oily matters are discharged into an oil storage box 7, thereby preventing the oily matters in the detection box 1 from being too much accumulated, influencing the observation of bubbles when the cylinder is detected, improving the detection efficiency, through arranging a floating ball valve 18 and a water inlet pipe 8, the height of the liquid level in the detection box 1 can be kept unchanged, thereby ensuring the normal removal of the oily matters, finally, utilize check out test set to detect the gas tightness between cylinder inner wall and the piston, detect the back, will wash basket 5 through first driving motor 4 and upwards mention and dry the compressor.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a piston and cylinder wall leakproofness detection device of piston compressor, includes detection case (1), its characterized in that: the detection box is characterized in that a support (2) is fixedly connected to two sides of the top of the detection box (1), a mounting table (3) is fixedly arranged on the top of the support (2), first push motors (4) are arranged on two sides of the top of the mounting table (3), a cleaning basket (5) is arranged at the bottom of the mounting table (3), connecting blocks (6) are welded on two side walls of the cleaning basket (5), the output end of each first push motor (4) penetrates through the bottom of the mounting table (3) and is fixedly connected with the corresponding connecting block (6), detection equipment is arranged on the mounting table (3), an oil storage barrel (7) is arranged on the left side of the detection box (1), an oil discharge pipe (9) is arranged on the inner wall of the detection box (1), an oil discharge nozzle (10) is arranged on the oil discharge pipe (9), a liquid pump (11) is arranged between the detection box (1) and the oil storage barrel (7), a first connecting pipe (12) is connected between, a second connecting pipe (13) is connected between the drainage end of the liquid pump (11) and the oil storage barrel (7).

2. The device for detecting the tightness of a piston and a cylinder wall of a piston compressor according to claim 1, characterized in that: the detection device comprises a second pushing motor (14), a pneumatic pump (15), a detection head (16) and an air pipe (17), wherein the second pushing motor (14) is fixedly installed at the center of the upper surface of the mounting table (3), the output end of the second pushing motor (14) penetrates through the mounting table (3) and the bottom of the mounting table (3) are fixedly connected with the detection head (16) which is used for being connected to the inside of a cylinder of the compression pump to be detected, the detection head (16) is internally of a hollow structure, the pneumatic pump (15) is installed on the upper surface of the mounting table (3), and the air exhaust end of the pneumatic pump (15) is connected with the air pipe (17) between the detection head (16).

3. The device for detecting the tightness of a piston and a cylinder wall of a piston compressor according to claim 1, characterized in that: the bottom of the cleaning basket (5) is of a hollow structure.

4. The device for detecting the tightness of a piston and a cylinder wall of a piston compressor according to claim 1, characterized in that: the height of the water surface in the detection box (1) is consistent with that of the oil drain nozzle (10).

5. The device for detecting the tightness of a piston and a cylinder wall of a piston compressor according to claim 1, characterized in that: oil drain pipe (9) are loop configuration, oil drain nozzle (10) are a plurality of, a plurality of oil drain nozzle (10) equidistance distribute in the inboard of oil drain pipe (9).

6. The device for detecting the tightness of a piston and a cylinder wall of a piston compressor according to claim 1, characterized in that: the second connecting pipe (13) is connected to the middle part of the side wall of the oil storage barrel (7).

7. The device for detecting the tightness of a piston and a cylinder wall of a piston compressor according to claim 1, characterized in that: the water inlet pipe (8) penetrates through the right side wall of the detection box (1), and the water inlet pipe (8) is located at one end inside the detection box (1) and is provided with a ball float valve (18).