CN218325300U

CN218325300U - Horizontal gas silencer of oil-free screw air compressor

Info

Publication number: CN218325300U
Application number: CN202222315513.4U
Authority: CN
Inventors: 周超
Original assignee: Krupp Fluid Machinery Wuhan Co ltd
Current assignee: Krupp Fluid Machinery Wuhan Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-01-17
Anticipated expiration: 2032-08-31

Abstract

The utility model relates to an oil-free screw air compressor's horizontal gas muffler, including the amortization shell body and the inside amortization inner shell of fixed mounting at the amortization shell body, the one end of the sound shell body is connected with the admission line, under the cooperation of pressing post, spacing groove, third spring, spacing post, first spring, mounting groove, U-shaped pole, L shape pole, second spring, go-between and branch, the link promotes sealed lid, sealed lid drives two U-shaped poles and slides in the recess that corresponds the position, U-shaped pole drives spacing post and spliced pole and slides in the spread groove simultaneously, sealed lid breaks away from with the amortization shell body this moment, can change the amortization cotton. The utility model relates to a technical field who does not have oily screw air compressor equipment. The utility model discloses have can be convenient open sealed lid, let the amortization cotton expose in the external world, do not need any instrument just can be convenient change the amortization cotton in the horizontal gas muffler, easy operation, convenient to use's effect.

Description

Horizontal gas silencer of oil-free screw air compressor

Technical Field

The utility model belongs to the technical field of the technique that does not have oily screw air compressor and specifically relates to a horizontal gaseous muffler that does not have oily screw air compressor is related to.

Background

The core of the oil-free screw air compressor is a superior two-stage compression main machine. The rotor is finely processed by twenty working procedures, so that the linear form of the rotor reaches the accuracy and the durability which are incomparable. The high-quality bearing and the precision gear are arranged in the rotor, so that the coaxiality of the rotor is guaranteed, the rotor is accurately matched, and long-term, efficient and reliable operation is kept.

The horizontal gas muffler that current oil-free screw air compressor used generally all carries out the noise processing to the noise of gas through the material of casing and the cotton cooperation of amortization, the amortization is cotton can carry out certain filtration to the impurity in the gas, when the long-time use of amortization cotton, need change it, but the amortization cotton sets up inside the device, need carry out more dismantlement with specific instrument, it is more troublesome to change, and the simple cooperation through amortization cotton and casing material of the gaseous of compressed is handled the noise, the difficult fine processing to the gas noise of this kind of mode, and lead to forming noise pollution.

SUMMERY OF THE UTILITY MODEL

According to the prior art not enough that exists, the utility model aims at providing an oilless screw air compressor's horizontal gas muffler has can be convenient to open sealed lid, lets the amortization cotton expose in the external world, does not need any instrument just can be convenient change to the amortization cotton, easy operation, convenient to use's effect.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides an oilless screw air compressor's horizontal gas muffler, includes amortization shell body and the inside amortization inner casing of fixed mounting at the amortization shell body, the one end of sound shell body is connected with the admission line, the one end of amortization shell body slides and is provided with sealed lid, be provided with the amortization cotton in the amortization shell body, the symmetry is seted up flutedly, two on the lateral wall of amortization shell body the both sides of recess all communicate there is the spread groove, be provided with the extrusion subassembly that is convenient for carry out the dismantlement to the amortization cotton on the amortization shell body, be provided with on the amortization shell body and be used for removing the subassembly of pressing of horizontal restriction to the extrusion subassembly.

Through adopting above-mentioned technical scheme, under the cotton, the extrusion subassembly of amortization and the cooperation of pressing the subassembly, can be convenient change the amortization cotton.

The present invention may be further configured in a preferred embodiment as: the extrusion subassembly includes that symmetry fixed mounting is at the U-shaped pole on the sealed lateral wall of covering, the one end of U-shaped pole slides and sets up in the recess, the one end symmetry fixed mounting of U-shaped pole has the spliced pole, one of them the spliced pole goes up to slide and is provided with spacing post, spliced pole and spacing post all slide and set up in the spread groove, two equal fixed mounting has the slide bar, two in the spread groove the spliced pole all slides and sets up on the slide bar that corresponds the position, one of them the mounting groove has been seted up on the spliced pole, the first spring of fixedly connected with on the diapire of mounting groove, first spring and spacing post fixed connection, the spacing groove has been seted up on the amortization shell body, spacing post alternates at spacing inslot.

Through adopting above-mentioned technical scheme, under the cooperation of U-shaped pole, spliced pole, spacing post, first spring, spacing groove and slide bar, sealed lid can be convenient breaks away from with the amortization shell body.

The present invention may be further configured in a preferred embodiment as: the pressing component comprises a pressing column which is arranged on the silencing shell in a sliding mode, the pressing column is arranged in a limiting groove corresponding to the position in a sliding mode and corresponds to the position of the limiting column, a third spring is sleeved on the pressing column, and two ends of the third spring are fixedly connected with the bottom wall of the limiting groove and the side wall of the pressing column respectively.

Through adopting above-mentioned technical scheme, under the cooperation of pressing post and third spring, press the post and can extrude spacing post, make the horizontal constraint of U-shaped pole contact.

The present invention in a preferred embodiment can be further configured to: a plurality of restriction groove has been seted up to the one end of amortization shell body, the one end fixed mounting of sealed lid has a plurality of restriction post, a plurality of restriction post alternates to set up in the restriction inslot that corresponds the position.

Through adopting above-mentioned technical scheme, under the cooperation in restriction post and restriction groove, can let sealed lid better fix on the amortization shell body, improve sealed effect.

The present invention may be further configured in a preferred embodiment as: be provided with elasticity subassembly between amortization shell body and the amortization interior casing, elasticity subassembly slides including the symmetry and sets up the L shape pole on the amortization shell body, the constant head tank has been seted up, two to the symmetry on the inner chamber lateral wall of amortization shell body equal fixed mounting has branch, two on the constant head tank L shape pole slides and sets up on the branch that corresponds the position, two the second spring has all been cup jointed on the branch, two the second spring respectively with the axial lateral wall fixed connection of the lateral wall of L shape pole, branch, two the common fixed mounting of one end of L shape pole has the go-between, the go-between contacts with sealed lid.

Through adopting above-mentioned technical scheme, under the cooperation of L shape pole, branch, second spring and go-between, when the U-shaped pole is unbound, the go-between can be quick breaks away from sealed lid and amortization shell mutually.

The present invention may be further configured in a preferred embodiment as: one end of the air inlet pipeline is fixedly connected with an air dispersing pipeline, air overflowing holes are formed in the side wall of the air dispersing pipeline, and the air dispersing pipeline is a component made of a Z-shaped structure.

Through adopting above-mentioned technical scheme, through the setting of gas pipeline structure that looses, can let compressed gas more comprehensive enter into the amortization cotton in, carry out better processing to compressed gas.

The present invention in a preferred embodiment can be further configured to: the inside fixed mounting of sealed lid has a trapezoidal section of thick bamboo, sealed lid and trapezoidal section of thick bamboo have seted up the venthole jointly.

Through adopting above-mentioned technical scheme, through the setting of trapezoidal section of thick bamboo, can let gaseous reciprocating enter into the amortization cotton in carry out noise reduction.

To sum up, the utility model discloses a following at least one do not have useful technological effect of horizontal gas muffler of oil screw air compressor:

1. when needs are changed the amortization cotton, the operator presses the post of pressing, pressing the post, the spacing groove, the third spring, spacing post, first spring, the mounting groove, the U-shaped pole, L shape pole, the second spring, under the cooperation of go-between and branch, the connecting ring promotes sealed lid, sealed lid drives two U-shaped poles and slides in the recess that corresponds the position, U-shaped pole drives spacing post and spliced pole simultaneously and slides in the spread groove, can be convenient this moment open sealed lid, let the amortization cotton expose in the external world, do not need any instrument just can be convenient change the amortization cotton in the horizontal gas muffler, and is simple in operation, high durability and convenient use.

2. Compressed gas enters into the gas pipeline that looses through the admission line in, the gas pipeline that looses contacts the setting with the amortization cotton, be Z shape structure because of the gas pipeline that looses, compressed gas can be more comprehensive contacts with the amortization cotton, simultaneously when compressed gas is discharged from the spillway gas pocket through amortization cotton partly, another part can contact with the lateral wall of a trapezoidal section of thick bamboo, gaseous can take place the backward flow, gas can reentrant the amortization cotton this moment, reached can be more comprehensive let gas and amortization cotton contact, also can let partial gas circulation enter into the amortization cotton effect of handling simultaneously, the decibel of noise has been reduced by a wide margin, the pollution of noise has been reduced.

Drawings

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

FIG. 2 is a sectional plan view of the joint between the muffler outer case and the U-shaped bar in the present embodiment;

FIG. 3 is a schematic structural view of the sealing cover of the present embodiment;

FIG. 4 is a plan sectional view of the connection between the sound-deadening shell and the elastic member in the present embodiment;

fig. 5 is a plan view of the joint of the air diffusing duct of the present embodiment with the outer shell of the silencer.

In the figure, 1, a silencing outer shell; 2. an air intake duct; 3. a sealing cover; 4. an air overflow hole; 5. a silencing inner shell; 6. silencing cotton; 7. a groove; 8. connecting grooves; 9. an extrusion assembly; 91. a U-shaped rod; 92. connecting columns; 93. a limiting column; 94. mounting grooves; 95. a first spring; 96. a slide bar; 10. a pressing assembly; 101. pressing the column; 102. a third spring; 103. a limiting groove; 11. a trapezoidal cylinder; 12. an elastic component; 121. an L-shaped rod; 122. positioning a groove; 123. a strut; 124. a second spring; 125. a connecting ring; 13. a restraining post; 14. a limiting groove; 15. a gas dispersion pipe; 16. and an air outlet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1-5, the utility model discloses an there is not horizontal gas muffler of oil screw air compressor, including amortization shell body 1 and the interior casing 5 of the amortization of fixed mounting in amortization shell body 1 inside, the one end of amortization shell body 1 is connected with admission line 2, the one end of amortization shell body 1 slides and is provided with sealed lid 3, be provided with amortization cotton 6 in the amortization shell body 5, recess 7 has been seted up to the symmetry on the lateral wall of amortization shell body 1, the both sides of two recess 7 all communicate there is spread groove 8, be provided with the extrusion subassembly 9 of being convenient for dismantle amortization cotton 6 on the amortization shell body 1, be provided with on the amortization shell body 1 and be used for removing the pressing means 10 of horizontal restriction to extrusion subassembly 9. Under the cooperation of the silencing cotton 6, the extruding component 9 and the pressing component 10, the silencing cotton 6 can be conveniently replaced.

One end of the air inlet pipeline 2 is fixedly connected with an air dispersing pipeline 15, the side walls of the air dispersing pipeline 15 are provided with air overflowing holes 4, and the air dispersing pipeline 15 is a component made of a Z-shaped structure. Through the setting of the 15 structures of gas diffusion pipeline, can let compressed gas more comprehensive enter into amortization cotton 6 in, carry out better processing to compressed gas.

The inner part of the sealing cover 3 is fixedly provided with a trapezoidal cylinder 11, and the sealing cover 3 and the trapezoidal cylinder 11 are provided with air outlet holes 16 together. Through the setting of trapezoidal section of thick bamboo 11, can let gas reciprocating enter amortization cotton 6 in and carry out the amortization.

Extrusion subassembly 9 includes U-shaped pole 91 of symmetry fixed mounting on sealed lid 3 lateral wall, the one end of U-shaped pole 91 slides and sets up in recess 7, the one end symmetry fixed mounting of U-shaped pole 91 has spliced pole 92, it is provided with spacing post 93 to slide on one of them spliced pole 92, spliced pole 92 and spacing post 93 all slide and set up in spread groove 8, equal fixed mounting has slide bar 96 in two spread grooves 8, two spliced poles 92 all slide and set up on the slide bar 96 of corresponding position, mounting groove 94 has been seted up on one of them spliced pole 92, first spring 95 of fixedly connected with on the diapire of mounting groove 94, first spring 95 and spacing post 93 fixed connection, spacing groove 103 has been seted up on the amortization shell body 1, spacing post 93 alternates in spacing groove 103. Under the cooperation of the U-shaped rod 91, the connecting column 92, the limiting column 93, the first spring 95, the limiting groove 103 and the sliding rod 96, the sealing cover 3 can be conveniently separated from the silencing outer shell 1.

The pressing assembly 10 comprises a pressing column 101 slidably arranged on the silencing outer shell 1, the pressing column 101 is slidably arranged in a limiting groove 103 in a corresponding position, the position of the pressing column 101 corresponds to that of the limiting column 93, a third spring 102 is sleeved on the pressing column 101, and two ends of the third spring 102 are fixedly connected with the bottom wall of the limiting groove 103 and the side wall of the pressing column 101 respectively. Under the cooperation of the pressing column 101 and the third spring 102, the pressing column 101 can press the limiting column 93, so that the U-shaped rod 91 contacts and is transversely restrained.

A plurality of restriction groove 14 has been seted up to the one end of amortization shell body 1, and the one end fixed mounting of sealed lid 3 has a plurality of restriction post 13, and a plurality of restriction post 13 alternates to set up in the restriction groove 14 that corresponds the position. Under the cooperation of the limiting column 13 and the limiting groove 14, the sealing cover 3 can be better fixed on the silencing outer shell 1, and the sealing effect is improved.

Be provided with elasticity subassembly 12 between amortization shell body 1 and the amortization inner shell body 5, elasticity subassembly 12 slides including the symmetry and sets up L shape pole 121 on amortization shell body 1, constant head tank 122 has been seted up to the symmetry on the inner chamber lateral wall of amortization shell body 1, equal fixed mounting has branch 123 on two constant head tanks 122, two L shape poles 121 slide and set up on the branch 123 that corresponds the position, second spring 124 has all been cup jointed on two branch 123, second spring 124 is when initial condition, be the state of compressed, two second springs 124 respectively with the lateral wall of L shape pole 121, the axial lateral wall fixed connection of branch 123, the common fixed mounting of one end of two L shape poles 121 has go-between 125, go-between 125 is the component that the rubber material made, can guarantee the holistic leakproofness of the device, prevent that gas from revealing from the gap, go-between 125 and sealed lid 3 contact. When the U-shaped rod 91 is released from the binding by the cooperation of the L-shaped rod 121, the support rod 123, the second spring 124 and the connection ring 125, the connection ring 125 can rapidly separate the sealing cap 3 from the sound-deadening outer housing 1.

The implementation principle of the above embodiment is as follows: when silencing cotton 6 needs to be replaced, an operator presses the pressing column 101, the pressing column 101 moves downwards in the limiting groove 103, meanwhile, the pressing column 101 extrudes the third spring 102, the limiting column 93 compresses the first spring 95, when the limiting column 93 completely enters the mounting groove 94, the U-shaped rod 91 can be in contact with and transversely bound, at the moment, the L-shaped rod 121 receives the elastic force of the second spring 124, the connecting ring 125 is driven to slide along the supporting rod 123, the sealing cover 3 is pushed through the connecting ring 125, the sealing cover 3 drives the two U-shaped rods 91 to slide in the grooves 7 in the corresponding positions, meanwhile, the U-shaped rod 91 drives the limiting column 93 and the connecting column 92 to slide in the connecting groove 8, at the moment, the sealing cover 3 can be conveniently opened, the silencing cotton 6 is exposed to the outside effect, the silencing cotton 6 can be conveniently replaced without any tool, the operation is simple, and the use is convenient.

Compressed gas enters into in the gas pipeline 15 that looses through inlet line 2, gas pipeline 15 that looses contacts the setting with amortization cotton 6 mutually, because of gas pipeline 15 that looses is the Z shape structure, compressed gas can be more comprehensive and amortization cotton 6 contacts, simultaneously when the gaseous partly discharge from overflow hole 4 through amortization cotton of compressed, another part can contact with the lateral wall of trapezoidal section of thick bamboo 11, gaseous can take place the backward flow, gaseous can reentrant amortization cotton 6 this moment, reached can be more comprehensive let gaseous and amortization cotton 6 contact, also can let partial gas circulation enter into the effect of handling in the amortization cotton 6 simultaneously, by a wide margin the decibel of noise has been reduced, the pollution of noise has been reduced.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model should be covered within the protection scope of the utility model.

Claims

1. The utility model provides an oilless screw air compressor's horizontal gas muffler, includes amortization shell body (1) and fixed mounting at the inside amortization inner casing (5) of amortization shell body (1), the one end of amortization shell body (1) is connected with admission line (2), its characterized in that: the utility model discloses a silencer, including amortization shell body (1), be provided with amortization cotton (6) in the one end of amortization shell body (1) slides and is provided with sealed lid (3), be provided with amortization cotton (6) in the amortization shell body (5), recess (7) have been seted up to the symmetry on the lateral wall of amortization shell body (1), two the both sides of recess (7) all communicate there are spread groove (8), be provided with extrusion subassembly (9) of being convenient for dismantle amortization cotton (6) on the amortization shell body (1), be provided with on amortization shell body (1) and be used for removing pressing assembly (10) of horizontal restriction to extrusion subassembly (9).

2. The horizontal gas muffler of an oil-free screw air compressor according to claim 1, wherein: extrusion subassembly (9) are including U-shaped pole (91) of symmetry fixed mounting on sealed lid (3) lateral wall, the one end of U-shaped pole (91) slides and sets up in recess (7), the one end symmetry fixed mounting of U-shaped pole (91) has spliced pole (92), one of them slide on spliced pole (92) and be provided with spacing post (93), spliced pole (92) and spacing post (93) all slide and set up in spread groove (8), two equal fixed mounting has slide bar (96) in spread groove (8), two spliced pole (92) all slide and set up on slide bar (96) of corresponding position, one of them mounting groove (94) have been seted up on spliced pole (92), fixedly connected with first spring (95) on the diapire of mounting groove (94), first spring (95) and spacing post (93) fixed connection, spacing groove (103) have been seted up on amortization shell body (1), spacing post (93) alternate in spacing groove (103).

3. The horizontal gas muffler of an oil-free screw air compressor according to claim 2, wherein: press subassembly (10) including sliding and set up pressing post (101) on amortization shell body (1), pressing post (101) slide to set up in spacing groove (103) of corresponding position, just pressing post (101) and spacing post (93) the position corresponding, press and cup jointed third spring (102) on post (101), the both ends of third spring (102) respectively with the diapire of spacing groove (103), press the lateral wall fixed connection of post (101).

4. The horizontal gas muffler of an oil-free screw air compressor according to claim 3, wherein: a plurality of restriction groove (14) have been seted up to the one end of amortization shell body (1), the one end fixed mounting of sealed lid (3) has a plurality of restriction post (13), a plurality of restriction post (13) alternate and set up in restriction groove (14) that correspond the position.

5. The horizontal gas muffler of an oil-free screw air compressor according to claim 4, wherein: be provided with between shell (5) in amortization shell body (1) and the amortization elastic component (12), elastic component (12) slide L shape pole (121) of setting on amortization shell body (1) including the symmetry, constant head tank (122), two have been seted up to the symmetry on the inner chamber lateral wall of amortization shell body (1) equal fixed mounting has branch (123) on constant head tank (122), two L shape pole (121) slide and set up on branch (123) of corresponding position, two second spring (124) have all been cup jointed on branch (123), two second spring (124) respectively with the axial lateral wall fixed connection of lateral wall, branch (123) of L shape pole (121), two the common fixed mounting of one end of L shape pole (121) has go-between (125), go-between (125) contact with sealed lid (3).

6. The horizontal gas muffler of an oil-free screw air compressor according to claim 5, wherein: one end of the air inlet pipeline (2) is fixedly connected with an air dispersing pipeline (15), air overflowing holes (4) are formed in the side wall of the air dispersing pipeline (15), and the air dispersing pipeline (15) is a component made of a Z-shaped structure.

7. The horizontal gas muffler of an oil-free screw air compressor according to claim 6, wherein: the inner part of the sealing cover (3) is fixedly provided with a trapezoidal cylinder (11), and the sealing cover (3) and the trapezoidal cylinder (11) are jointly provided with an air outlet (16).