Oil-gas separation mechanism of diaphragm compressor

Abstract

The utility model provides an oil-gas separation mechanism of a diaphragm compressor, and belongs to the technical field of compressors. The oil-gas separation mechanism of the diaphragm compressor comprises a kinetic energy structure and a filtering structure arranged at the top of the kinetic energy structure, the kinetic energy structure comprises a bottom frame and a suction part, the suction part is fixed to the top of the bottom frame, the filtering structure comprises an air inlet part and a filtering part, the air inlet part is arranged at the top of the suction part, and the filtering part is arranged at the top of the suction part. The filtering part comprises an air outlet pipe, the air outlet pipe is in threaded connection with the interior of the air inlet part, a second supporting strip is fixed in the air outlet pipe, a second spring is fixed to the top of the second supporting strip, a second sealing plate is fixed to the end of the second spring, and a filtering frame is connected with the interior of the air outlet pipe in a sleeved mode. According to the oil-gas separation device, the air outlet pipe and the plugging piece are detachable, so that the filter cotton is extremely convenient to replace, oil molecules in air can be adsorbed through multiple holes and tension on the filter cotton, and the purpose of oil-gas separation is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of compressor, specifically, relates to a diaphragm compressor's oil gas separation mechanism. BACKGROUND

[0002] In the crankcase of the diaphragm compressor, the oil and air in the crankcase will be mixed and produce a large amount of oil gas mixture during the high-speed rotation of the crankshaft and the reciprocating motion of the plunger in the cylinder, if the oil gas is not separated, the oil will be emulsified, reducing the lubrication effect.

[0003] The utility model provides a diaphragm compressor oil gas separation device, including breather, breather connection is in the upper of filter core pressure plate, the lower of filter core pressure plate passes through screw and filter core mounting plate connection filter core, the middle hole of filter core is communicated with the middle hole of breather, the filter core mounting plate outside filter core and the upper end of the shell of cylindrical shape are fixedly connected, the lower end of shell is fixedly connected with base, base is fixedly connected with crankcase, base is equipped with oil drain, oil drain is communicated with crankcase through pipeline, the shell is equipped with air inlet, air inlet is communicated with the breathing port of crankcase through pipeline, the upper end of baffle is fixedly connected on the inner wall of shell, the lower end of baffle is close to the lower end of filter core, and the oil gas flow channel is formed in the inner wall of baffle shell.Compared with the prior art, the utility model separates twice through coarse and fine, and the gas reaching the breather is basically clean, avoiding the trouble of frequent replacement of the breather, and realizing green emission.

[0004] At present, although the oil gas separation mechanism of the existing diaphragm compressor can achieve the purpose of oil gas separation through sponge, the process of replacing the sponge is too troublesome, which will lead to the increase of equipment maintenance time. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides an oil gas separation mechanism of diaphragm compressor, which aims to improve the oil gas separation mechanism of diaphragm compressor and solve the problem of long time consumption in replacing sponge under normal circumstances.

[0006] The utility model is implemented as follows:

[0007] The utility model provides an oil-gas separation mechanism of a diaphragm compressor, comprising a kinetic energy structure and a filtering structure arranged on the top of the kinetic energy structure, the kinetic energy structure comprising a base frame and a suction member, the suction member being fixed on the top of the base frame, the filtering structure comprising an air inlet member and a filter member, the air inlet member being arranged on the top of the suction member, the filter member comprising an air outlet pipe, the air outlet pipe being threadedly connected to the inside of the air inlet member, two support bars being fixed inside the air outlet pipe, two springs being fixed on the top of the two support bars, two sealing plates being fixed to the two ends of the spring, a filter frame being sleeved inside the air outlet pipe, filter cotton being fixed inside the filter frame, and a sealing piece being threadedly connected to the inside of the air outlet pipe.

[0008] In an embodiment of the present invention, a fixing plate is fixed to one side of the base frame, a fixing hole is opened on the top of the fixing plate, and an oil pipe is fixed to one side of the base frame.

[0009] In one embodiment of the present invention, a driving shaft is rotatably connected inside the base frame, a rocking plate is fixed to the end of the driving shaft, and a connecting plate is rotatably connected to one side of the rocking plate.

[0010] In one embodiment of the present invention, the suction piece includes a support platform, which is fixed on the top of the base frame. A docking frame is slidably connected to the inside of the support platform, a connecting rod is rotatably connected to the inside of the docking frame, and the connecting rod is rotatably connected to the inside of the connecting plate.

[0011] In one embodiment of the present invention, a connecting frame is fixed to the top of the docking frame, a piston is fixed to the end of the connecting frame, and a sealing ring is sleeved on one side of the piston.

[0012] In one embodiment of the present invention, a fixing platform is fixed on the top of the support platform, an O-ring is sleeved inside the fixing platform, and a diaphragm is provided on the top of the fixing platform.

[0013] In one embodiment of the present invention, the air inlet member includes a cover frame, which is arranged on the top of the fixing platform. A fixing bolt is sleeved inside the cover frame, and the fixing bolt is threadedly connected to the inside of the fixing platform. A support bar 1 is fixed inside the cover frame.

[0014] In one embodiment of the present invention, a spring is fixed to the top of the support bar, a sealing plate is fixed to the end of the spring, and an air intake pipe is fixed to the top of the cover frame.

[0015] The beneficial effects of the utility model are as follows: the oil-gas separation mechanism of the diaphragm compressor obtained by the utility model through the above design can effectively intercept oil molecules in the air by utilizing the porous structure and tension on the filter cotton when in use, and the air outlet pipe is threadedly connected to the cover frame, and the filter frame is fixed by the sealing piece, so that when the filter cotton is disassembled, it only needs to unscrew the air outlet pipe and the sealing piece to be replaced, thereby achieving the purpose of quickly replacing the filter cotton. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following is a brief introduction to the drawings required for use in the embodiments. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without creative work.

[0017] Figure 1 This is a schematic diagram of the overall structure of the oil-gas separation mechanism of the diaphragm compressor provided by an embodiment of the present utility model;

[0018] Figure 2 A schematic diagram of the internal structure of the oil-gas separation mechanism of the diaphragm compressor provided in an embodiment of the present utility model;

[0019] Figure 3 A schematic diagram of the air inlet component of the oil-gas separation mechanism of the diaphragm compressor provided in an embodiment of the present utility model;

[0020] Figure 4 Schematic diagram of the oil-gas separation mechanism filter element of the diaphragm compressor provided in an embodiment of the present utility model.

[0021] In the figure: 100-kinetic energy structure; 110-base frame; 111-fixed plate; 112-fixed hole; 113-oil pipe; 114-drive shaft; 115-rocker plate; 116-connecting plate; 120-suction member; 121-support platform; 122-docking frame; 123-connecting rod; 124-connecting frame; 125-piston; 126-sealing ring; 127-fixed platform; 128-O-ring; 1 29-Diaphragm; 200-Filter structure; 210-Air inlet; 211-Cover frame; 212-Fixing bolt; 213-Support bar 1; 214-Spring 1; 215-Sealing plate 1; 216-Inlet pipe; 220-Filter element; 221-Outlet pipe; 222-Support bar 2; 223-Spring 2; 224-Sealing plate 2; 225-Filter frame; 226-Filter cotton; 227-Sealing piece. DETAILED DESCRIPTION

[0022] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention. Example

[0023] See also Figures 1-4 The utility model provides a technical solution: an oil-gas separation mechanism of a diaphragm compressor, comprising a kinetic energy structure 100 and a filter structure 200 arranged on the top of the kinetic energy structure 100, the kinetic energy structure 100 comprises a base frame 110 and a suction member 120, the suction member 120 is fixed on the top of the base frame 110, the filter structure 200 comprises an air inlet member 210 and a filter member 220, the air inlet member 210 is arranged on the top of the suction member 120, the filter member 220 comprises an air outlet pipe 221, the air outlet pipe 221 can be unscrewed from the cover frame 211, and the air outlet pipe 221 is threadedly connected to the inlet Inside the gas component 210, a support bar 222 is fixed inside the air outlet pipe 221, and a spring 223 is fixed on the top of the support bar 222. The spring 223 can use elastic force to make the sealing plate 224 block the air outlet hole. The end of the spring 223 is fixed with a sealing plate 224. A filter frame 225 is sleeved inside the air outlet pipe 221. The filter frame 225 supports and fixes the filter cotton 226. The filter cotton 226 is fixed inside the filter frame 225. A sealing piece 227 is threadedly connected to the inside of the air outlet pipe 221. The sealing piece 227 limits the movement of the filter frame 225.

[0024] See also Figures 1-2The bottom frame 110 is fixed with a fixed plate 111 on one side, the fixed plate 111 is provided with a fixed hole 112 on the top, the bottom frame 110 is fixed with an oil pipe 113 on one side, the inside of the bottom frame 110 is rotatably connected with a driving shaft 114, the driving shaft 114 is connected with an external motor or engine, the end of the driving shaft 114 is fixed with a rocking plate 115, the rocking plate 115 is rotatably connected with a connecting plate 116 on one side, the connecting plate 116 plays a role of transition connection, the suction member 120 comprises a support table 121, the support table 121 is fixed on the top of the bottom frame 110, the inside of the support table 121 is slidably connected with a docking frame 122, the docking frame 122 plays a role of transition docking, the inside of the docking frame 122 is rotatably connected with a connecting rod 123, the connecting rod 123 is rotatably connected in the inside of the connecting plate 116, the top of the docking frame 122 is fixed with a connecting frame 124, the end of the connecting frame 124 is fixed with a piston 125, the piston 125 is sleeved with a sealing ring 126 on one side, the sealing ring 126 prevents air leakage when the piston 125 slides, the top of the support table 121 is fixed with a fixed table 127, the inside of the fixed table 127 is sleeved with an O-ring 128, the O-ring 128 plays a role of sealing and pressing the diaphragm 129, and the top of the fixed table 127 is provided with the diaphragm 129.

[0025] Please refer to Figures 1-4 The air inlet member 210 comprises a cover frame 211 arranged on the top of the fixed table 127, the inside of the cover frame 211 is sleeved with a fixed bolt 212, the fixed bolt 212 is screwed into the fixed table 127 after being sleeved into the cover frame 211 to press the diaphragm 129, the fixed bolt 212 is threadedly connected in the inside of the fixed table 127, the inside of the cover frame 211 is fixed with a support strip 213, the top of the support strip 213 is fixed with a spring 214, the end of the spring 214 is fixed with an enclosing plate 215, the enclosing plate 215 plays a role of limiting air from being discharged from the equipment to the outside, and the top of the cover frame 211 is fixed with an air inlet pipe 216.

[0026] Specifically, the working principle of the oil-gas separation mechanism of the diaphragm compressor is as follows: in use, the driving shaft 114 drives the rocking plate 115 to rotate, so that the connecting plate 116 drives the docking frame 122 to reciprocate, and then the connecting frame 124 drives the piston 125 to reciprocate, so that when the piston 125 moves, a negative pressure is formed at the bottom of the diaphragm 129, so that the diaphragm 129 is inflated downward, so that the external air pushes the enclosing plate 215 under the action of air pressure, so that the air pressure between the diaphragm 129 and the cover frame 211 is consistent with the outside, then with the upward movement of the piston 125, the diaphragm 129 is inflated in the opposite direction, so as to push the enclosing plate 215 after the air is pressed through the filter cotton 226, and finally the air is discharged from the air outlet pipe 221, if it is necessary to replace the filter cotton 226, the air outlet pipe 221 is unscrewed, then the enclosing plate 227 is unscrewed with a tool, then the filter frame 225 is poured out, then the new filter frame 225 with filter cotton 226 is put in, and then the enclosing plate 227 and the air outlet pipe 221 are reset.

[0027] The above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Those skilled in the art will readily appreciate that the present invention is susceptible to various modifications and variations. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. An oil-gas separation mechanism for a diaphragm compressor, comprising a kinetic energy structure (100) and a filter structure (200) arranged on top of the kinetic energy structure (100), characterized in that: The kinetic energy structure (100) comprises a base frame (110) and a suction member (120), wherein the suction member (120) is fixed to the top of the base frame (110), and the filtering structure (200) comprises an air inlet member (210) and a filter member (220), wherein the air inlet member (210) is arranged on the top of the suction member (120), and the filter member (220) comprises an air outlet pipe (221), wherein the air outlet pipe (221) is threadedly connected to the air inlet member ( 210), a second support bar (222) is fixed inside the air outlet pipe (221), a second spring (223) is fixed on the top of the second support bar (222), a second sealing plate (224) is fixed on the end of the second spring (223), a filter frame (225) is sleeved inside the air outlet pipe (221), a filter cotton (226) is fixed inside the filter frame (225), and a sealing plate (227) is threadedly connected inside the air outlet pipe (221).

2. The oil-gas separation mechanism of a diaphragm compressor according to claim 1, characterized in that: A fixing plate (111) is fixed to one side of the base frame (110), a fixing hole (112) is provided on the top of the fixing plate (111), and an oil pipe (113) is fixed to one side of the base frame (110).

3. The oil-gas separation mechanism of a diaphragm compressor according to claim 2, characterized in that: A driving shaft (114) is rotatably connected inside the base frame (110), a rocking plate (115) is fixed to the end of the driving shaft (114), and a connecting plate (116) is rotatably connected to one side of the rocking plate (115).

4. The oil-gas separation mechanism of a diaphragm compressor according to claim 3, characterized in that: The suction piece (120) includes a support platform (121), the support platform (121) is fixed to the top of the base frame (110), a docking frame (122) is slidably connected inside the support platform (121), a connecting rod (123) is rotatably connected inside the docking frame (122), and the connecting rod (123) is rotatably connected inside the connecting plate (116).

5. The oil-gas separation mechanism of a diaphragm compressor according to claim 4, characterized in that: A connecting frame (124) is fixed to the top of the docking frame (122), a piston (125) is fixed to the end of the connecting frame (124), and a sealing ring (126) is sleeved on one side of the piston (125).

6. The oil-gas separation mechanism of a diaphragm compressor according to claim 4, characterized in that: A fixing platform (127) is fixed on the top of the support platform (121), an O-ring (128) is sleeved inside the fixing platform (127), and a diaphragm (129) is provided on the top of the fixing platform (127).

7. The oil-gas separation mechanism of a diaphragm compressor according to claim 6, characterized in that: The air inlet member (210) includes a cover frame (211), the cover frame (211) is arranged on the top of the fixing platform (127), a fixing bolt (212) is sleeved inside the cover frame (211), the fixing bolt (212) is threadedly connected to the inside of the fixing platform (127), and a support bar (213) is fixed inside the cover frame (211).

8. The oil-gas separation mechanism of a diaphragm compressor according to claim 7, characterized in that: A spring (214) is fixed to the top of the support bar (213), a sealing plate (215) is fixed to the end of the spring (214), and an air intake pipe (216) is fixed to the top of the cover frame (211).

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