CN217029313U

CN217029313U - Pressure-stabilizing and shock-absorbing device for dry screw compressor

Info

Publication number: CN217029313U
Application number: CN202220858944.2U
Authority: CN
Inventors: 王海洲
Original assignee: Qingzhou Xinrun Machinery Co ltd
Current assignee: Qingzhou Xinrun Machinery Co ltd
Priority date: 2022-04-14
Filing date: 2022-04-14
Publication date: 2022-07-22
Anticipated expiration: 2032-04-14

Abstract

The utility model relates to the technical field of screw compressor equipment, in particular to a pressure-stabilizing and shock-absorbing device for a dry screw compressor, which comprises a sound-insulating shell, an installation shell, a reset component, a buffer component, a pressure-stabilizing component and a discharge pipe, wherein the installation shell is fixedly sleeved on the outer side of the dry screw compressor, the sound-insulating shell is sleeved on the outer side of the installation shell, the pressure-stabilizing component with the discharge pipe is installed at the bottom of the installation shell, and the reset component and the buffer component are vertically clamped between the sound-insulating shell and the installation shell, so that the dry screw compressor has the advantages that: a plurality of flexible blocks are additionally arranged between the sound insulation shell and the mounting shell, so that the compressor can be prevented from shaking in the horizontal direction, and a good sound insulation effect can be achieved; through the matching of the resetting component and the buffering component, the vertical displacement of the compressor can be effectively weakened, and the compressor can be restored to the original position; the utility model has simple structure, and improves the stability of airflow output by additionally arranging the pressure stabilizing component.

Description

Pressure stabilizing and shock absorbing device for dry screw compressor

Technical Field

The utility model relates to the technical field of screw compressor equipment, in particular to a pressure stabilizing and shock absorbing device for a dry screw compressor.

Background

The gas compressor is a power device for converting mechanical energy into gas pressure energy, is commonly used for providing gas power for a pneumatic tool, and is also commonly used for pressurizing and delivering media such as oxygen, hydrogen, ammonia, natural gas, coke oven gas, inert gas and the like in the industries such as petrochemical industry, drilling and mining, metallurgy and the like. The screw compressor can be generally divided into a dry type and a wet type, wherein the dry type is that no liquid is sprayed into a compression cavity, and compressed gas is not polluted, and the wet type is that lubricating oil or other liquid is sprayed into the compression cavity to cool the compressed gas, improve sealing, lubricate a female rotor, a male rotor and a bearing and realize self transmission.

The dry screw compressor has poor cooling performance, and the screw rod is heated and extended along the axial direction of the screw rod due to the thermal expansion factor under the long-time high-temperature work; the air compressor still produces violent vibrations while working, thus produce the noise; in the dry type screw air pressure, the air pressure fluctuation in the pipeline is large in the occasions that part of air consumption is large, the air pressure is low or the pressure in the pipeline reaches the set exhaust pressure, and the pressure control system cannot accurately control the air pressure in the air outlet pipeline due to overlarge pressure fluctuation amplitude and too frequent fluctuation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pressure stabilizing and shock absorbing device for a dry screw compressor, which has the following specific implementation mode:

the utility model provides a steady voltage shock absorber for dry-type screw compressor, including the shell that gives sound insulation, the installation shell, the subassembly that resets, the buffering subassembly, steady voltage subassembly and delivery pipe, the fixed outside of locating dry-type screw compressor of installation shell, its outside cover is equipped with the shell that gives sound insulation, and the steady voltage subassembly of taking the exhaust pipe is installed to the bottom of installation shell, vertical clamp is equipped with the subassembly that resets and the buffering subassembly between shell and the installation shell that gives sound insulation, shell and installation shell are vertical hollow tubular structure gives sound insulation, the upper and lower both ends of shell that gives sound insulation inwards are equipped with first top cap and first bottom respectively, the upper and lower both ends of installation shell inwards are equipped with second top cap and second bottom respectively, and the level is equipped with a plurality of flexible piece between the inside wall of shell that gives sound insulation and the lateral wall of installation shell.

The reset assembly can play the effect that resets, supports dry-type screw compressor, it is equipped with arbitrary quantity, it is vertical respectively to be laid between first top cap and the second top cap, and between first bottom and the second bottom, and the mounting means is the same, use the reset assembly between first top cap and the second top cap as an example, the reset assembly includes the S-shaped steel, the stopper, spacing seat and viscidity board, L shape mounting panel is installed to the side of installation shell, install the triplex structure between L shape mounting panel and the first top cap, the partial vertical S-shaped steel that is equipped with of both sides, the vertical stopper and the spacing seat of being equipped with of mid portion, and the bottom terminal surface of stopper sets firmly in the top of L shape mounting panel, spacing seat top terminal surface sets firmly in the below of first top cap.

Furthermore, stopper and the vertical sliding connection of spacing seat, and the junction adds and is equipped with viscidity board, viscidity board and stopper fixed connection.

The buffer component is used for weakening the vertical movement amount of the installation shell and the dry type screw compressor, is vertically arranged between the first bottom cover and the second bottom cover, and comprises a buffer plate, a sliding block, a first connecting rod and a second connecting rod, the buffer plate is horizontally arranged above the first bottom cover, the top end of the buffer plate is horizontally provided with a sliding groove, the bottom of the sliding block is provided with any number of wavy bulges, and the sliding groove is horizontally and movably connected with the wavy bulges,

furthermore, a plurality of first connecting rods are arranged above the sliding block in parallel, and each first connecting rod is rotatably connected with the bottom of the second bottom cover through a second connecting rod.

The pressure stabilizing assembly comprises a clamping seat and an air guide cylinder, the clamping seat and the air guide cylinder are vertically and fixedly arranged into a whole, the top end face of the clamping seat is connected with the bottom of the second bottom cover, the air guide cylinder is communicated with an air outlet of the dry screw compressor, and the bottom end face of the air guide cylinder is downwards connected with a thick pipe.

Further, the pressure stabilizing assembly further comprises a push-pull piece, a push rod, a sealing head and a partition plate, the inner side of the air guide cylinder is divided into two parts by the partition plate from top to bottom, an air inlet channel is horizontally formed between the two parts, the push-pull piece is horizontally arranged on the outer side of the air guide cylinder, the output end of the push-pull piece is horizontally connected with the push rod towards the inner side of the air guide cylinder, and the end part of the push rod is provided with the sealing head in sliding connection with the air inlet channel.

Furthermore, the upper part of the gas cylinder is communicated with the thick pipe through the thin pipe, and a pressure release valve is installed at the end part of the thin pipe.

Due to the adoption of the technical scheme, the utility model has the beneficial technical effects that:

1. according to the utility model, the plurality of flexible blocks are additionally arranged between the sound insulation shell and the mounting shell, so that the compressor can be prevented from shaking in the horizontal direction, and a good sound insulation effect can be achieved;

2. according to the utility model, through the matching of the resetting component and the buffering component, the vertical displacement of the compressor can be effectively weakened, and the compressor can be restored to the original position;

3. the pressure relief valve is simple in structure, improves the stability of air flow output by additionally arranging the pressure stabilizing assembly, and can prevent the cylinder from being damaged due to overlarge pressure.

Drawings

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

FIG. 2 is a cross-sectional view of the structure of the present invention after explosion;

FIG. 3 is a cross-sectional view of the mounting housing structure of the present invention;

FIG. 4 is a cross-sectional view of a first embodiment of the present invention;

FIG. 5 is a cross-sectional view of the sound-proofing shell structure of the present invention;

FIG. 6 is an enlarged view of the structure of portion A of FIG. 5 according to the present invention;

FIG. 7 is a schematic view of the structure of the mounting case of the present invention;

FIG. 8 is a second cross-sectional view of the structure of the present invention;

FIG. 9 is a schematic view of a cushion assembly according to the present invention;

FIG. 10 is a third cross-sectional view of the structure of the present invention;

fig. 11 is a sectional view showing the structure of the voltage stabilizing module according to the present invention.

Description of reference numerals:

1. a sound insulation shell 2, an installation shell 3, a reset component 4, a buffer component 5, a pressure stabilizing component 6 and a discharge pipe,

11. a first top cover 12, a first bottom cover,

21. a second top cover 22, a second bottom cover 23, an L-shaped mounting plate 24, a flexible block,

31. s-shaped steel 32, a limit block 33, a limit seat 34 and an adhesive plate,

41. a buffer plate 42, a slide block 43, a first connecting rod 44, a second connecting rod,

411. a sliding groove is arranged on the upper surface of the sliding plate,

421. the wave-shaped bulges are arranged on the outer wall of the shell,

51. the pressure relief valve comprises a clamping seat, 52, an air guide cylinder, 53, a push-pull piece, 54, a push rod, 55, a sealing head, 56, a partition plate, 61, a thick pipe, 62, a thin pipe, 63 and a pressure relief valve.

Detailed Description

The following description of the embodiments of the utility model refers to the accompanying drawings and examples:

it should be noted that the structures, proportions, sizes, and the like shown in the drawings are only for the purpose of understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which can be implemented, and any modifications of the structures, changes of the proportions, or adjustments of the sizes, should fall within the scope of the present disclosure without affecting the efficacy and attainment of the same.

In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are used for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms may be changed or adjusted without substantial change in the technical content.

Embodiment 1, combine fig. 1 to fig. 2, this embodiment provides a voltage-stabilizing and shock-absorbing device for a dry screw compressor, and a voltage-stabilizing and shock-absorbing device for a dry screw compressor, which includes a sound-insulating shell 1 and a mounting shell 2, wherein the mounting shell 2 is fixedly sleeved on the outer side of the dry screw compressor, the sound-insulating shell 1 is sleeved on the outer side of the mounting shell, and the sound-insulating shell 1 is sleeved on the outer side of the mounting shell to reduce noise generated during the operation of the dry screw compressor.

Combine fig. 3 and fig. 4, the shell 1 that gives sound insulation is vertical hollow tubular structure with installation shell 2, the upper and lower both ends of the shell 1 that gives sound insulation inwards are equipped with first top cap 11 and first bottom 12 respectively, the upper and lower both ends of installation shell 2 inwards are equipped with second top cap 21 and second bottom 22 respectively, and the level is equipped with a plurality of flexible piece 24 between the inside wall of the shell 1 that gives sound insulation and the lateral wall of installation shell 2, flexible piece 24 can alleviate the range of rocking of installation shell 2 on the horizontal direction in this structure.

Embodiment 2 combines fig. 7 and 10, and this embodiment still provides a steady voltage seismic isolation device for dry screw compressor, still includes reset component 3 and buffer component 4, and the vertical clamp is equipped with reset component 3 and buffer component 4 between sound insulation shell 1 and the installation shell 2, further offsets the vertical motion of installation shell 2 and dry screw compressor through both.

With reference to fig. 6 and 7, the reset assembly 3 is provided with any number of reset assemblies, which are vertically arranged between the first top cover 11 and the second top cover 21, and between the first bottom cover 12 and the second bottom cover 22, and the installation manners are the same, taking the reset assembly 3 between the first top cover 11 and the second top cover 21 as an example, the reset assembly 3 includes S-shaped steel 31, the L-shaped mounting plate 23 is installed on the side of the mounting case 2, the L-shaped mounting plate 23 and the first top cover 11 are divided into three parts, two side parts are vertically provided with the S-shaped steel 31, the middle part is vertically provided with a limiting block 32 and a limiting seat 33, the bottom end face of the limiting block 32 is fixedly arranged above the L-shaped mounting plate 23, the top end face of the limiting seat 33 is fixedly arranged below the first top cover 11, and the S-shaped steel 31 can provide a reset effect in the structure.

Combine fig. 5 and fig. 6, stopper 32 and the vertical sliding connection of spacing seat 33, and the junction adds and is equipped with viscidity board 34, viscidity board 34 and stopper 32 fixed connection, when the compressor drives installation shell 2 and takes place vertical motion for syllable-dividing shell 1 in this structure, viscidity board 34 weakens its vertical motion range through the mode of increase vertical friction, and S-shaped steel 31 makes its reverse restoration simultaneously.

With reference to fig. 8 and 9, the buffer assembly 4 is vertically disposed between the first bottom cover 12 and the second bottom cover 22, and includes a buffer plate 41, the buffer plate 41 is horizontally disposed above the first bottom cover 12, the top end of the buffer plate is horizontally disposed with a sliding slot 411, the bottom of the slider 42 is disposed with any number of wavy protrusions 421, and the sliding slot 411 is horizontally slidably connected to the wavy protrusions 421, in this structure, a plurality of first connecting rods 43 are disposed above the slider 42 in parallel, and each first connecting rod 43 is rotatably connected to the bottom of the second bottom cover 22 through a second connecting rod 44; when the compressor drives the mounting shell 2 to move vertically relative to the sound insulation shell 1, the second bottom cover 22 converts the vertical movement into the horizontal movement of the sliding block 42 relative to the buffer plate 41 through the first connecting rod 43 and the second connecting rod 44, the friction area between the sliding groove 411 and the wavy bulge 421 is large, and the contact surface is coated with an anti-slip material to further slow down the vertical movement of the compressor.

Embodiment 3, with reference to fig. 10, this embodiment further provides a pressure stabilizing and shock absorbing apparatus for a dry screw compressor, further comprising a pressure stabilizing module 5 and a discharge pipe 6, wherein the pressure stabilizing module 5 with the discharge pipe 6 is installed at the bottom of the installation shell 2, and the pressure of the gas output by the compressor is more stable and smooth through the pressure stabilizing module 5.

Referring to fig. 11, the pressure stabilizing assembly 5 includes a clamping seat 51, the clamping seat 51 and the air guide cylinder 52 are vertically and fixedly installed as a whole, the top end surface of the clamping seat 51 is connected to the bottom of the second bottom cover 22, the air guide cylinder 52 is communicated with the air outlet of the dry screw compressor, the bottom end surface of the air guide cylinder 52 is connected to a thick tube 61 downward, the inner side of the air guide cylinder 52 is divided into two parts by a partition plate 56, an air inlet channel is horizontally formed between the two parts, a push-pull member 53 is horizontally installed at the outer side of the air guide cylinder 52, the output end of the push-pull member is horizontally connected to the inner side of the air guide cylinder 52 with a push rod 54, and the end of the push rod 54 is provided with a sealing head 55 slidably connected to the air inlet channel.

Referring to fig. 11, a thin tube 62 connects the upper part of the gas cylinder 52 with the thick tube 61, and a pressure release valve 63 is installed at the end of the thin tube 62, when the pressure of the upper part of the gas cylinder 52 is too high, a part of the gas continues to pass through the lower part of the gas cylinder 52 and is stably output from the thick tube 61; the excessively high pressure is discharged from the narrow tube 62 and is collected in the wide tube 61, and since the diameter of the narrow tube 62 is small and the gas discharged therefrom is also in a steady state, the influence on the output pressure value after being collected in the wide tube 61 is not large.

Many other changes and modifications may be made without departing from the spirit and scope of the utility model. It is to be understood that the utility model is not to be limited to the specific embodiments, but only by the scope of the appended claims.

Claims

1. A pressure-stabilizing and shock-absorbing device for a dry type screw compressor comprises a sound-insulating shell (1), an installation shell (2), a resetting component (3), a buffer component (4), a pressure-stabilizing component (5) and a discharge pipe (6), wherein the installation shell (2) is fixedly sleeved outside the dry type screw compressor, the sound-insulating shell (1) is sleeved outside the installation shell, the pressure-stabilizing component (5) with the discharge pipe (6) is installed at the bottom of the installation shell (2), the resetting component (3) and the buffer component (4) are vertically clamped between the sound-insulating shell (1) and the installation shell (2), and the pressure-stabilizing and shock-absorbing device is characterized in that,

the sound insulation shell (1) and the installation shell (2) are vertical hollow tubular structures, the upper end and the lower end of the sound insulation shell (1) are respectively and inwards provided with a first top cover (11) and a first bottom cover (12), the upper end and the lower end of the installation shell (2) are respectively and inwards provided with a second top cover (21) and a second bottom cover (22), and a plurality of flexible blocks (24) are horizontally arranged between the inner side wall of the sound insulation shell (1) and the outer side wall of the installation shell (2).

2. The pressure stabilizing and shock absorbing device for the dry screw compressor according to claim 1, wherein any number of the reset assemblies (3) are vertically arranged between the first top cover (11) and the second top cover (21) and between the first bottom cover (12) and the second bottom cover (22), and the installation modes of the reset assemblies (3) are the same.

3. The pressure stabilizing and shock absorbing device for the dry screw compressor according to claim 2, wherein taking the reset assembly (3) between the first top cover (11) and the second top cover (21) as an example, the reset assembly (3) comprises S-shaped steel (31), a limiting block (32), a limiting seat (33) and a viscous plate (34),

l shape mounting panel (23) are installed to the side of installation shell (2), divide into the triplex structure between L shape mounting panel (23) and first top cap (11), and the vertical S-shaped steel (31) that is equipped with of both sides part, the vertical stopper (32) and spacing seat (33) of being equipped with of mid portion, and the bottom terminal surface of stopper (32) sets firmly in the top of L shape mounting panel (23), and spacing seat (33) top end surface sets firmly in the below of first top cap (11).

4. The pressure stabilizing and shock absorbing device for the dry screw compressor as claimed in claim 3, wherein the limiting block (32) is vertically slidably connected with the limiting seat (33), an adhesive plate (34) is additionally arranged at the joint, and the adhesive plate (34) is fixedly connected with the limiting block (32).

5. The pressure stabilizing and shock absorbing device for the dry screw compressor is characterized in that the buffer component (4) is vertically arranged between the first bottom cover (12) and the second bottom cover (22) and comprises a buffer plate (41), a sliding block (42), a first connecting rod (43) and a second connecting rod (44),

the buffer plate (41) is horizontally arranged above the first bottom cover (12), the top end of the buffer plate is horizontally provided with a sliding groove (411), the bottom of the sliding block (42) is provided with any number of wavy bulges (421), the sliding groove (411) is horizontally connected with the wavy bulges (421) in a sliding manner,

a plurality of first connecting rods (43) are arranged above the sliding block (42) in parallel, and each first connecting rod (43) is rotatably connected with the bottom of the second bottom cover (22) through a second connecting rod (44).

6. The pressure stabilizing and shock absorbing device for the dry screw compressor according to claim 1, wherein the pressure stabilizing assembly (5) comprises a clamping seat (51) and an air cylinder (52),

the clamping seat (51) and the air guide cylinder (52) are vertically and fixedly arranged into a whole, the top end face of the clamping seat (51) is connected with the bottom of the second bottom cover (22), the air guide cylinder (52) is communicated with an air outlet of the dry screw compressor, and the bottom end face of the air guide cylinder (52) is downwards connected with a thick pipe (61).

7. The pressure stabilizing and shock absorbing device for the dry screw compressor according to claim 6, wherein the pressure stabilizing assembly (5) further comprises a push-pull member (53), a push rod (54), a sealing head (55) and a partition plate (56),

the inner side of the air cylinder (52) is divided into two parts by a clapboard (56) up and down, an air inlet channel is horizontally arranged between the two parts,

the push-pull piece (53) is horizontally arranged on the outer side of the air guide cylinder (52), the output end of the push-pull piece is horizontally connected with a push rod (54) to the inner side of the air guide cylinder (52), and the end part of the push rod (54) is provided with a sealing head (55) in sliding connection with the air inlet channel.

8. The pressure stabilizing and shock absorbing apparatus for a dry screw compressor according to claim 7, wherein the discharge pipe (6) further comprises a thin tube (62) which communicates an upper portion of the gas cylinder (52) with the thick tube (61), and a pressure release valve (63) is installed at an end of the thin tube (62).