CN114687997A - Stepless air volume adjusting device of reciprocating compressor - Google Patents
Stepless air volume adjusting device of reciprocating compressor Download PDFInfo
- Publication number
- CN114687997A CN114687997A CN202210165767.4A CN202210165767A CN114687997A CN 114687997 A CN114687997 A CN 114687997A CN 202210165767 A CN202210165767 A CN 202210165767A CN 114687997 A CN114687997 A CN 114687997A
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- Prior art keywords
- valve seat
- adjusting device
- rod
- fixedly connected
- reciprocating compressor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910000990 Ni alloy Inorganic materials 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 21
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000012545 processing Methods 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000011900 installation process Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/10—Adaptations or arrangements of distribution members
- F04B39/1013—Adaptations or arrangements of distribution members the members being of the poppet valve type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/08—Actuation of distribution members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/14—Provisions for readily assembling or disassembling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compressor (AREA)
Abstract
The invention relates to the technical field of compressors, and particularly discloses a stepless air flow adjusting device of a reciprocating compressor, which comprises a valve seat, a connecting cylinder, a connecting plate, a hydraulic cylinder and a piston, wherein a plurality of air passages are formed in the surface of the valve seat in a penetrating manner, a plurality of spring telescopic rods are fixedly arranged on the surface of the valve seat, a cavity is formed in the connecting cylinder, spiral lines are carved on the surface of the connecting cylinder, a fixing frame is fixedly connected to the surface of the connecting cylinder, the connecting block is integrally formed on the surface of the connecting plate, a convex rod is fixedly connected to the surface of the connecting plate, and the hydraulic cylinder is fixedly arranged on the surface of the fixing frame. Through the position relation of disk seat, connecting cylinder, connecting plate and connecting block and the structural design of relation of connection, more be favorable to the staff to carry out the dismouting operation between this stepless tolerance adjusting device and the disk seat to it is more convenient that the messenger staff maintains the maintenance or overhauls the processing to each part in this disk seat or the stepless tolerance adjusting device.
Description
Technical Field
The invention relates to the technical field of compressors, in particular to a stepless air quantity adjusting device of a reciprocating compressor.
Background
The reciprocating compressor is a positive displacement compressor, which makes the gas of a certain solvent be sucked into and discharged from a closed space in sequence to raise static pressure.
In order to keep the gas quantity of the reciprocating compressor in a certain range in the operation process, a stepless gas quantity regulating device of the reciprocating compressor needs to be utilized, and in order to ensure the long-time normal use of the reciprocating compressor, a worker needs to regularly maintain and check each part in the stepless gas quantity regulating device.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a stepless air flow adjusting device of a reciprocating compressor, which has the advantages of more convenient disassembly and assembly and the like and solves the problem of inconvenient operation when the reciprocating compressor needs to be disassembled and maintained regularly.
The invention relates to a stepless air flow adjusting device of a reciprocating compressor, which comprises a valve seat, a connecting cylinder, a connecting plate, a hydraulic cylinder and a piston, wherein a plurality of air passages are arranged on the surface of the valve seat in a penetrating way, a plurality of spring telescopic rods are fixedly arranged on the surface of the valve seat, a cavity is arranged inside the connecting cylinder, screw lines are carved on the surface of the connecting cylinder, a fixed frame is fixedly connected on the surface of the connecting cylinder, a connecting block is integrally formed on the surface of the connecting plate, a convex rod is fixedly connected on the surface of the connecting plate, the hydraulic cylinder is fixedly arranged on the surface of the fixed frame, a threaded rod is arranged on the surface of the piston, a threaded hole is arranged at the bottom end of the convex rod, the piston is positioned at the inner side of the air passages, the threaded rod arranged on the surface of the piston protrudes to the upper part of the valve seat through the air passages, and the piston is in threaded connection with the convex rod through the threaded rod, the piston and the air passage are both designed into a circular truncated cone-shaped structure.
Through the design of the technical scheme, the device is effectively enabled to have a more convenient dismounting effect, so that the device is more beneficial to maintenance or overhaul operation of workers, and the working efficiency of related workers is improved.
As a further design of the invention, the valve seat protrudes into the connecting cylinder, the valve seat is in threaded connection with the connecting cylinder, a plurality of connecting rods are fixedly connected to the surface of the valve seat along the vertical direction, a first grabbing rod is fixedly connected between the connecting rods along the annular direction, and anti-skid grains are carved on the surface of the first grabbing rod.
Through the design of the technical scheme, the valve seat and the connecting cylinder are more favorably connected by a worker, so that the pressing operation is more convenient, and the connection degree is more compact.
As a further design of the invention, the bottom surface of the valve seat is fixedly connected with a rubber ring along an annular shape, and both sides of the top surface of the fixed frame are fixedly connected with second rubber pads.
Through the design of the technical scheme, the device can be more stable in the process of inverted maintenance or use, and the problem that the valve seat and related equipment are easy to loosen when the valve seat is randomly slid or used in the maintenance and maintenance process is prevented.
As a further design of the invention, the front and back positions of the surface of the first grabbing rod are fixedly connected with first rubber pads, and the front and back of the second rubber pad respectively protrude to the front and back positions of the fixed frame.
Through the design of the technical scheme, the protective effect on the first grabbing rod and the fixing frame can be realized, and the situation that the first grabbing rod and the fixing frame are easily abraded in the inverting process is prevented.
As a further design of the invention, the bottom surface of the valve seat is provided with two grooves, the surface of the valve seat and the position close to the grooves are provided with two sliding grooves which are movably connected with sliding rods, and a second grabbing rod is fixedly connected between the two sliding rods.
Through the design of the technical scheme, the device is more beneficial to the pressure application and inversion processing of the working personnel.
As a further design of the invention, a space is reserved between the groove formed in the valve seat and the second grabbing rod.
Through the design of the technical scheme, the second grabbing rod is more favorably grabbed and pressed by the worker through the groove.
As a further design of the invention, the sliding rod and the second grabbing rod are both made of nickel alloy materials.
Through the design of the technical scheme, the sliding rod and the second grabbing rod are firmer and more durable.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the structural design of the position relation and the connection relation among the valve seat, the connecting cylinder, the connecting plate and the connecting block, the stepless air quantity adjusting device is more convenient for workers to assemble and disassemble the stepless air quantity adjusting device and the valve seat, so that the workers can more conveniently maintain or overhaul each part in the valve seat or the stepless air quantity adjusting device.
2. According to the invention, through the structural design of the fixing frame, the operator can carry out inverted installation operation when carrying out butt joint installation between the stepless air quantity adjusting device and the valve seat, so that the installation between the stepless air quantity adjusting device and the valve seat is more convenient, the installation process is quicker, and through the structural design of the groove and the second grabbing rod, the inverted installation and disassembly of the device in the later stage are more favorably carried out by the operator.
3. According to the invention, through the position structure design of the connecting rod and the first grabbing rod, the pressure application rotation between the valve seat and the connecting cylinder by workers is facilitated, and through the position structure design of the rubber ring and the second rubber pad, the device is more stable in the use or installation process, and the situation that the device slides randomly in the inverted installation process or the installation point position between the valve seat and the corresponding installation equipment is easy to loosen in the use process is prevented.
4. According to the invention, through the position design of the first rubber pad and the second rubber pad, the device is more beneficial for workers to carry out inversion operation on the device, and the situation that abrasion is caused due to contact between a certain point position of the front surface and the back surface of the first grabbing rod or the fixing frame and a supporting point of the device during inversion processing is prevented.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic top view of the present invention;
fig. 4 is a bottom view of the valve seat of the present invention.
In the figure: 1. a valve seat; 11. an air duct; 12. a rubber ring; 13. a spring telescopic rod; 14. a connecting rod; 141. a first grab bar; 1411. a first rubber pad; 15. a slide bar; 16. a second grab bar; 17. a groove; 2. a connecting cylinder; 21. a spiral texture; 22. a fixed mount; 23. a second rubber pad; 3. a connecting plate; 31. a nose bar; 4. connecting blocks; 5. a hydraulic cylinder; 6. a piston; 61. a threaded rod.
Detailed Description
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the various embodiments of the invention. It should be understood, however, that these physical details should not be construed as limiting the invention. That is, in some embodiments of the invention, such physical details are not necessary. In addition, for simplicity, some conventional structures and components are shown in the drawings in a simplified schematic manner.
In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Example 1: referring to fig. 1-4, the stepless air volume adjusting device of the reciprocating compressor of the present invention comprises a valve seat 1, a connecting cylinder 2, a connecting plate 3, a hydraulic cylinder 5 and a piston 6, wherein a plurality of air ducts 11 are formed through the surface of the valve seat 1, a plurality of spring telescopic rods 13 are fixedly mounted on the surface of the valve seat 1, a cavity is formed inside the connecting cylinder 2, screw threads 21 are carved on the surface of the connecting cylinder 2, a fixing frame 22 is fixedly connected to the surface of the connecting cylinder 2, a connecting block 4 is integrally formed on the surface of the connecting plate 3, a convex rod 31 is fixedly connected to the surface of the connecting plate 3, the hydraulic cylinder 5 is fixedly mounted on the surface of the fixing frame 22, a threaded rod 61 is disposed on the surface of the piston 6, a threaded hole is formed at the bottom end of the convex rod 31, the piston 6 is located on the inner side of the air ducts 11, the threaded rod 61 disposed on the surface of the piston 6 protrudes above the valve seat 1 through the air ducts 11, the piston 6 is in threaded connection with the convex rod 31 through the threaded rod 61, the piston 6 and the air duct 11 are both designed in a circular truncated cone structure, the bottom surface of the valve seat 1 is provided with two grooves 17, the surface of the valve seat 1 and the position close to the grooves 17 are provided with two sliding chutes which are movably connected with sliding rods 15, a second grabbing rod 16 is fixedly connected between the two sliding rods 15, a space is left between the grooves 17 and the second grabbing rod 16 which are arranged on the valve seat 1, the sliding rods 15 and the second grabbing rod 16 are both made of nickel alloy materials, the connecting block 4 moves downwards under the pushing of the hydraulic cylinder 5, so that the connecting block 4 drives the connecting plate 3 to move downwards simultaneously, the output rods of a plurality of spring telescopic rods 13 which are fixedly arranged on the top surface of the valve seat 1 contract downwards, the convex rods 31 drive the piston 6 to move downwards in the air duct 11 simultaneously, and the air duct 11 is changed into a smooth state by the circular truncated cone structure design between the piston 6 and the air duct 11, thereby facilitating the air to enter, when the stepless air flow adjusting device needs to be disassembled, assembled and maintained, a worker can firstly disassemble the valve seat 1, then turn the device over and transversely place the device on the ground, then grasp the second grasping rod 16 through the groove 17 to invert the device, and make the bottom surface of the valve seat 1 face upwards, and finally, the worker can apply pressure to the valve seat 1 to rotate, so that the valve seat and the connecting cylinder 2 are separated and taken out, and finally, related maintenance and inspection are carried out.
Example 2: different from embodiment 1, please refer to fig. 1-4, the valve seat 1 protrudes into the connecting cylinder 2, the valve seat 1 is in threaded connection with the connecting cylinder 2, the surface of the valve seat 1 is fixedly connected with a plurality of connecting rods 14 along the vertical direction, a first grabbing rod 141 is fixedly connected between the connecting rods 14 along the annular shape, the surface of the first grabbing rod 141 is carved with anti-slip lines, in the process of inverted installation, in order to make the connection between the valve seat 1 and the connecting cylinder 2 more firm, a worker can grab the first grabbing rod 141 to apply pressure, the first grabbing rod 141 and the connecting rods 14 are used to drive the valve seat 1 to rotate in the connecting cylinder 2, so that the connection between the valve seat 1 and the connecting cylinder 2 is more firm.
Example 3: different from the embodiment 1 or 2, please refer to fig. 1-4, the bottom surface of the valve seat 1 is fixedly connected with the rubber ring 12 along the ring shape, the two sides of the top surface of the fixing frame 22 are fixedly connected with the second rubber pads 23, the front and back positions of the surface of the first grabbing bar 141 are fixedly connected with the first rubber pads 1411, the front and back surfaces of the second rubber pads 23 respectively protrude to the front and back positions of the fixing frame 22, in the using process, the rubber ring 12 is pressed and has partial resilience by the installation between the valve seat 1 and the corresponding equipment, so that the stability of the valve seat 1 and the corresponding equipment is stronger, and simultaneously, in the process of inversion operation, the first rubber pad 1411 or the second rubber pad 23 can be effectively utilized to realize the isolation effect between the device and the corresponding supporting point, and the situation that the first grabbing rod 141 or a certain point of the fixing frame 22 is firstly contacted with the ground to cause accidental abrasion in the inversion process is prevented.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a stepless tolerance adjusting device of reciprocating compressor, includes disk seat (1), connecting cylinder (2), connecting plate (3), pneumatic cylinder (5) and piston (6), its characterized in that:
a plurality of air ducts (11) penetrate through the surface of the valve seat (1), and a plurality of spring telescopic rods (13) are fixedly mounted on the surface of the valve seat (1);
a cavity is formed in the connecting cylinder (2), a spiral line (21) is carved on the surface of the connecting cylinder (2), and a fixing frame (22) is fixedly connected to the surface of the connecting cylinder (2);
the surface of the connecting plate (3) is integrally formed with a connecting block (4), and the surface of the connecting plate (3) is fixedly connected with a convex rod (31);
the hydraulic cylinder (5) is fixedly arranged on the surface of the fixed frame (22);
the surface of the piston (6) is provided with a threaded rod (61).
2. The stepless air volume adjusting device of the reciprocating compressor as claimed in claim 1, characterized in that: the bottom end of the convex rod (31) is provided with a threaded hole, the piston (6) is located on the inner side of the air channel (11), a threaded rod (61) arranged on the surface of the piston (6) protrudes above the valve seat (1) through the air channel (11), the piston (6) is in threaded connection with the convex rod (31) through the threaded rod (61), and the piston (6) and the air channel (11) are designed to be in a circular truncated cone-shaped structure.
3. The stepless air volume adjusting device of the reciprocating compressor as claimed in claim 1, characterized in that: the inside of disk seat (1) outstanding to connecting cylinder (2), threaded connection between disk seat (1) and the connecting cylinder (2), a plurality of connecting rods (14) of vertical fixedly connected with are followed on the surface of disk seat (1), and are a plurality of first pole (141) of grabbing along annular fixedly connected with between connecting rod (14), the first surface of grabbing pole (141) is carved and is equipped with anti-skidding line.
4. The stepless air volume adjusting device of the reciprocating compressor as claimed in claim 1, characterized in that: the bottom surface of the valve seat (1) is fixedly connected with a rubber ring (12) along an annular shape, and two sides of the top surface of the fixed frame (22) are fixedly connected with second rubber pads (23).
5. The stepless air volume adjusting device of the reciprocating compressor as claimed in claim 3 or 4, characterized in that: the front and back positions of the surface of the first grabbing rod (141) are fixedly connected with first rubber pads (1411), and the front and back of the second rubber pads (23) respectively protrude to the front and back positions of the fixed frame (22).
6. The stepless displacement adjusting device of reciprocating compressor according to claim 1, wherein: two grooves (17) are formed in the bottom surface of the valve seat (1), two sliding grooves are formed in the surface of the valve seat (1) and in positions close to the grooves (17) and movably connected with sliding rods (15), and a second grabbing rod (16) is fixedly connected between the two sliding rods (15).
7. The stepless air volume adjusting device of the reciprocating compressor as claimed in claim 1, characterized in that: a space is reserved between the groove (17) formed in the valve seat (1) and the second grabbing rod (16).
8. The stepless air volume adjusting device of the reciprocating compressor as claimed in claim 6, characterized in that: the sliding rod (15) and the second grabbing rod (16) are both made of nickel alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210165767.4A CN114687997A (en) | 2022-02-21 | 2022-02-21 | Stepless air volume adjusting device of reciprocating compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210165767.4A CN114687997A (en) | 2022-02-21 | 2022-02-21 | Stepless air volume adjusting device of reciprocating compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114687997A true CN114687997A (en) | 2022-07-01 |
Family
ID=82136679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210165767.4A Pending CN114687997A (en) | 2022-02-21 | 2022-02-21 | Stepless air volume adjusting device of reciprocating compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114687997A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB784775A (en) * | 1955-04-19 | 1957-10-16 | E N F O Entwicklungs Und Forsc | Improvements in infinitely variable delivery volume controls or stepless delivery governors for displacement or piston compressors |
| JPS6075782A (en) * | 1983-09-30 | 1985-04-30 | Japan Steel Works Ltd:The | Stepless capacity adjuster for reciprocating compressor |
| CN2373599Y (en) * | 1999-03-09 | 2000-04-12 | 浙江大学 | Air valve for compressor |
| CN109185252A (en) * | 2018-10-19 | 2019-01-11 | 江西资生科技有限公司 | Stepless air adjusting mechanism and piston compressor |
| CN211729793U (en) * | 2020-01-09 | 2020-10-23 | 上海继尔新材料科技有限公司 | Automatic feeding device for plastic processing |
-
2022
- 2022-02-21 CN CN202210165767.4A patent/CN114687997A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB784775A (en) * | 1955-04-19 | 1957-10-16 | E N F O Entwicklungs Und Forsc | Improvements in infinitely variable delivery volume controls or stepless delivery governors for displacement or piston compressors |
| JPS6075782A (en) * | 1983-09-30 | 1985-04-30 | Japan Steel Works Ltd:The | Stepless capacity adjuster for reciprocating compressor |
| CN2373599Y (en) * | 1999-03-09 | 2000-04-12 | 浙江大学 | Air valve for compressor |
| CN109185252A (en) * | 2018-10-19 | 2019-01-11 | 江西资生科技有限公司 | Stepless air adjusting mechanism and piston compressor |
| CN211729793U (en) * | 2020-01-09 | 2020-10-23 | 上海继尔新材料科技有限公司 | Automatic feeding device for plastic processing |
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Application publication date: 20220701 |
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