CN221096814U - Low-noise high-sealing reciprocating pump - Google Patents
Low-noise high-sealing reciprocating pump Download PDFInfo
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- CN221096814U CN221096814U CN202323250595.XU CN202323250595U CN221096814U CN 221096814 U CN221096814 U CN 221096814U CN 202323250595 U CN202323250595 U CN 202323250595U CN 221096814 U CN221096814 U CN 221096814U
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- pump body
- fixedly connected
- pump
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- 238000007789 sealing Methods 0.000 title claims abstract description 57
- 230000006835 compression Effects 0.000 claims abstract description 35
- 238000007906 compression Methods 0.000 claims abstract description 35
- 238000009413 insulation Methods 0.000 claims description 26
- 238000010521 absorption reaction Methods 0.000 claims description 10
- 239000011490 mineral wool Substances 0.000 claims description 5
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 4
- 239000011496 polyurethane foam Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- 238000005299 abrasion Methods 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 14
- 239000000243 solution Substances 0.000 description 8
- 239000012530 fluid Substances 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000009469 supplementation Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of reciprocating pumps and discloses a low-noise high-sealing reciprocating pump which comprises a pump body, wherein a piston rod is connected to the inner wall of the pump body in a sliding manner, an output pipe is fixedly connected to the left side of the pump body, two O-shaped ring seals are arranged on the inner wall of the pump body, a U-shaped ring seal is arranged on the left side of the O-shaped ring seal, a piston ring is arranged on the left side of the U-shaped ring seal, a sealing sleeve is fixedly connected to the left side of the inner wall of the pump body, a sealing compression spring is fixedly connected to the inner wall of the sealing sleeve, and a spring seat is fixedly connected to the right side of the sealing compression spring. According to the utility model, through the mutual coordination among the structures such as the sealing compression spring, the pressing plate and the like, the pressing pre-pressure of the sealing compression spring by the pressing plate is realized, the pre-pressure of the sealing compression spring can be properly regulated according to the deformation and the abrasion degree of the O-shaped ring seal and the U-shaped ring seal, and the sealing effect of the pump body is improved.
Description
Technical Field
The utility model relates to the technical field of reciprocating pumps, in particular to a low-noise high-sealing reciprocating pump.
Background
A reciprocating pump is a mechanical pump that produces fluid pressure by reciprocating motion, transporting a liquid or gas from one location to another. The basic principle of operation of such pumps is to use the reciprocating motion of a piston within a cylinder to propel a fluid through periodic compression and expansion. Reciprocating pumps are often designed for applications requiring relatively high pressures, such as fluid delivery, pressure testing, injection machinery, hydraulic systems, etc., with low noise and high tightness to ensure quiet, efficient, safe operation of the reciprocating pump in a variety of applications to meet the needs of different fields, these features helping to reduce negative impact on the environment and operators, improving pump reliability and performance.
However, in the prior art, the reciprocating pump is composed of a pump head, a piston, a cylinder body, a piston rod, a valve and other structures, the piston pump mainly drives the piston rod to compress gas and convey liquid, and as the piston reciprocates on the pump body and the sealing element is used for preventing liquid or gas from leaking, the sealing element is worn out over time, the sealing performance of the sealing element is reduced due to the wear, and the liquid or gas is further allowed to leak, so that the working efficiency of the reciprocating pump is reduced.
Disclosure of utility model
In order to overcome the defects, the utility model provides a low-noise high-sealing reciprocating pump, which aims to solve the problems that a sealing element is worn with the lapse of time in the prior art, the sealing performance of the sealing element is reduced due to the wear, and liquid or gas is further allowed to leak.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a low noise high sealed reciprocating pump, includes the pump body, the inner wall sliding connection of the pump body has the piston rod, the left side fixedly connected with output tube of the pump body, two O type circle seals are installed to the inner wall of the pump body, U type circle seals are installed in the left side that O type circle seals, the piston ring is installed in the left side that U type circle seals, the inner wall left side fixedly connected with seal cover of the pump body, the inner wall fixedly connected with seal compression spring of seal cover, seal compression spring's right side fixedly connected with spring holder, V type sealing washer is installed in the left side of piston ring, the clamp plate is installed on the right side that O type circle seals, the inner wall of the pump body is provided with the sound insulation subassembly.
As a further description of the above technical solution: the compression spring is pressed by the pressing plate to be pre-pressed, so that the compression spring can be properly adjusted according to the deformation and the abrasion degree of the O-shaped ring seal and the U-shaped ring seal, and the sealing effect of the pump body is improved.
Further, the sound insulation assembly comprises a vacuum sound insulation cylinder, the vacuum sound insulation cylinder is arranged on the inner wall of the pump body, a porous sound absorption plate is fixedly connected to the inner wall of the vacuum sound insulation cylinder, and a sound insulation plate is fixedly connected to the inner wall of the porous sound absorption plate.
As a further description of the above technical solution: the vacuum sound insulation cylinder and other structures of the sound insulation assembly are matched, so that the vacuum sound insulation cylinder can effectively isolate noise generated by the reciprocating pump.
Further, the right side fixedly connected with second go-between of the pump body, the inner wall of second go-between can be dismantled and be connected with a plurality of bolts, first go-between is installed on the outer wall right side of bolt, the inner wall fixedly connected with drive box of first go-between, the inner wall rotation of drive box is connected with the drive wheel, the front side rotation of drive wheel is connected with the connecting rod.
As a further description of the above technical solution:
The first connecting ring and the second connecting ring can be connected through a plurality of bolts, so that the driving box is conveniently mounted on the right side of the pump body.
Further, the piston rod is rotationally connected to the left side of the connecting rod, and the left side of the first connecting ring is attached to the right side of the second connecting ring.
As a further description of the above technical solution: the left side of the first connecting ring is attached to the right side of the second connecting ring, so that the pressing plate is prevented from moving to the two sides of the first connecting ring and the second connecting ring.
Further, the clamp plate is installed on the inner wall right side of second go-between, piston rod sliding connection is at the inner wall of seal cover.
As a further description of the above technical solution: the piston rod slides on the inner wall of the sealing sleeve, so that the tightness of the inside of the pump body is improved.
Further, the spring seat is installed on the left side of the V-shaped sealing ring.
As a further description of the above technical solution: the spring seat is arranged on the left side of the V-shaped sealing ring, so that the pre-pressure of the V-shaped sealing ring is improved.
Further, the piston rod is connected to the inner wall of the pressing plate in a sliding mode, and the pressing plate is arranged on the left side of the inner wall of the first connecting ring.
As a further description of the above technical solution:
The piston rod is connected to the inner wall of the pressing plate in a sliding manner, so that gas and liquid are prevented from overflowing from a gap between the first connecting ring and the second connecting ring.
Further, the porous acoustic panel is made of polyurethane foam, and the acoustic panel is made of rock wool.
As a further description of the above technical solution:
the rock wool material through the acoustic baffle is relatively firm, and can keep sound absorption and acoustic insulation performance in the pump body for a long time.
The utility model has the following beneficial effects:
1. According to the utility model, through the mutual matching among the structures of the piston rod, the O-shaped ring seal, the U-shaped ring seal, the piston ring, the V-shaped seal ring, the spring seat, the seal compression spring, the pressing plate and the like, the pressing plate is used for pressing the pre-pressure of the seal compression spring, the pre-pressure of the seal compression spring can be properly regulated according to the deformation and the abrasion degree of the O-shaped ring seal and the U-shaped ring seal, and the sealing effect of the pump body is improved.
2. According to the utility model, through the mutual matching among the structures such as the vacuum sound insulation cylinder, the porous sound absorption plate, the sound insulation plate, the sealing sleeve and the like, the porous sound absorption plate and the sound insulation plate are arranged in the vacuum sound insulation cylinder, so that the sound absorption and insulation performance is good, the noise generated when the piston reciprocates is reduced, and the low-noise effect of the reciprocating pump is improved.
Drawings
FIG. 1 is a side view of a low noise high seal reciprocating pump in accordance with the present utility model;
FIG. 2 is a front view of a low noise high seal reciprocating pump of the present utility model;
fig. 3 is a schematic diagram of a sliding rail of a low-noise high-sealing reciprocating pump according to the present utility model.
Legend description:
1. A drive box; 2. a first connection ring; 3. a second connecting ring; 4. a bolt; 5. a pump body; 6. an output pipe; 7. a driving wheel; 8. a connecting rod; 9. a piston rod; 10. sealing with an O-shaped ring; 11. sealing the U-shaped ring; 12. piston rings; 13. a V-shaped sealing ring; 14. a spring seat; 15. sealing the compression spring; 16. a vacuum sound insulation cylinder; 17. a porous sound absorbing panel; 18. a sound insulation board; 19. sealing sleeve; 20. and (5) pressing plates.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 2-3, one embodiment provided by the present utility model is: the utility model provides a low noise high sealed reciprocating pump, including pump body 5, the inner wall sliding connection of pump body 5 has piston rod 9, the left side fixedly connected with output tube 6 of pump body 5, two O type circle seals 10 are installed to the inner wall of pump body 5, U type circle seal 11 is installed in the left side of O type circle seal 10, piston ring 12 is installed in the left side of U type circle seal 11, the inner wall left side fixedly connected with seal cover 19 of pump body 5, the inner wall fixedly connected with seal compression spring 15 of seal cover 19, the right side fixedly connected with spring holder 14 of seal compression spring 15, V type sealing washer 13 is installed in the left side of piston ring 12, clamp plate 20 is installed on the right side of O type circle seal 10, the inner wall of pump body 5 is provided with the sound insulation subassembly, the right side fixedly connected with second go-between 3 of pump body 5, a plurality of bolts 4 can be dismantled to the inner wall of second go-between 3, first go-between 2 is installed on the right side of the outer wall of bolt 4, the inner wall fixedly connected with driving box 1 of first go-between 2, the inner wall rotation of driving box 1 is connected with drive wheel 7, be provided with motor that is used for driving wheel 7 in driving box 1. The front side of the driving wheel 7 is rotatably connected with a connecting rod 8, and a piston rod 9 is rotatably connected to the left side of the connecting rod 8.
Specifically, through screwing a plurality of bolts 4 into the inner walls of the first connecting ring 2 and the second connecting ring 3, and then connecting the driving box 1 with the pump body 5, then driving the driving wheel 7, driving the connecting rod 8 to rotate, and then driving the piston rod 9 to compress and convey gas and liquid, installing the sealing sleeve 19 on the inner wall of the pump body 5, then fixing the spring seat 14 and the sealing compression spring 15, and simultaneously installing the V-shaped sealing ring 13 on the right side of the spring seat 14, wherein the V-shaped cross section can form a sealing effect between the pump body 5 and the piston rod 9, the piston ring 12 is installed on the right side of the V-shaped sealing ring 13, the piston ring 12 is mainly made of carbon steel material, the hardness and corrosion resistance are provided, the U-shaped ring seal 11 is installed on the right side, the cross section of the U-shaped ring seal 11 is circular, the shock absorbing and providing a certain buffer effect, the compression spring 15 is clamped between the first connecting ring 2 and the second connecting ring 3 through the pressing plate 20, the compression spring 15 is designed to be tightly deformed to the compression spring 15, and the compression force of the compression spring 15 is adjusted to be different from the compression spring 15, and the compression force of the compression spring is adjusted to be proper according to the specifications.
Referring to fig. 1-3, the left side of the first connecting ring 2 is attached to the right side of the second connecting ring 3, the pressing plate 20 is mounted on the right side of the inner wall of the second connecting ring 3, the piston rod 9 is slidably connected to the inner wall of the sealing sleeve 19, the spring seat 14 is mounted on the left side of the V-shaped sealing ring 13, the piston rod 9 is slidably connected to the inner wall of the pressing plate 20, and the pressing plate 20 is mounted on the left side of the inner wall of the first connecting ring 2.
Specifically, the left side through first go-between 2 is laminated with the right side of second go-between 3, the clamp plate 20 is installed on the inner wall right side of second go-between 3 simultaneously, prevent clamp plate 20 to the both sides skew of first go-between 2 and second go-between 3, thereby cause sealed compression spring 15's rocking, and then piston rod 9 sliding connection is at the inner wall of seal cover 19, prevent liquid or gas leakage, then install the left side at V type sealing washer 13 through spring holder 14, the precompaction force of sealed compression spring 15 to V type sealing washer 13 has been improved, through piston rod 9 sliding connection at the inner wall of clamp plate 20, prevent that liquid or gas from spilling over from the gap between first go-between 2 and the second go-between 3.
Referring to fig. 3, the soundproof assembly includes a vacuum soundproof barrel 16, the vacuum soundproof barrel 16 is installed at an inner wall of the pump body 5, a porous sound absorbing plate 17 is fixedly connected to the inner wall of the vacuum soundproof barrel 16, and a soundproof plate 18 is fixedly connected to the inner wall of the porous sound absorbing plate 17.
Specifically, the porous acoustic panel 17 is installed on the inner wall of the vacuum sound insulation cylinder 16, so that the noise level generated in the process of conveying compressed air and liquid by the piston rod 9 can be effectively reduced by remarkably absorbing and scattering sound waves, and meanwhile, the acoustic panel 18 is installed on the inner wall of the porous acoustic panel 17, so that the noise generated in the process of reciprocating the piston rod 9 can be remarkably reduced, the working pressure and fatigue caused by the noise can be reduced, and the overall working efficiency can be further improved.
Referring to fig. 3, the porous sound absorbing plate 17 is made of polyurethane foam, and the sound insulating plate 18 is made of rock wool.
Specifically, the polyurethane foam adopted by the porous acoustic panel 17 has good acoustic absorption performance, and can effectively absorb sound waves in the air, so that the noise level generated when the piston rod 9 compresses the air and conveys the liquid is reduced, and meanwhile, the rock wool adopted by the acoustic panel 18 is relatively firm, so that the acoustic panel has good durability, and the acoustic absorption and the acoustic insulation properties can be kept for a long time.
Working principle: the staff screws a plurality of bolts 4 into the inner walls of the first connecting ring 2 and the second connecting ring 3, so that the driving box 1 is connected with the pump body 5, then the driving wheel 7 is driven, the connecting rod 8 is driven to rotate, the piston rod 9 is driven to transmit compressed gas and liquid, meanwhile, the sealing sleeve 19 is arranged on the inner wall of the pump body 5, the spring seat 14 and the sealing compression spring 15 are arranged and fixed, the V-shaped sealing ring 13 is arranged on the right side of the spring seat 14, the V-shaped cross section of the V-shaped sealing ring 13 forms a seal between the pump body 5 and the piston rod 9, the piston ring 12 is arranged on the right side of the V-shaped sealing ring 13, the piston ring 12 is mainly made of carbon steel annular parts, the piston ring 12 has hardness and corrosion resistance, the U-shaped ring seal 11 is further arranged on the right side of the piston ring 12, so that the U-shaped ring seal 11 can prevent liquid or gas leakage between the pump body 5 and the piston rod 9, then two O-shaped ring seals 10 are arranged on the right side of the U-shaped ring seal 11, the cross section of the O-shaped ring seal 10 is circular, meanwhile, the O-shaped ring seal 10 can absorb vibration and provide a certain degree of buffering effect, the sealing compression spring 15 is pre-compressed by clamping the pressing plate 20 between the first connecting ring 2 and the second connecting ring 3, the pre-compression force can be adjusted by the pressing plates 20 with different specifications, so that the sealing compression spring 15 can be properly adjusted according to the deformation and abrasion degree of the O-shaped ring seal 10 and the U-shaped ring seal 11, the sealing supplementation is carried out on the O-shaped ring seal 10 and the U-shaped ring seal 11 by the compression force of the sealing compression spring 15, the sealing effect of the pump body 5 is improved, and by arranging the porous sound absorbing plate 17 on the inner wall of the vacuum sound-insulating cylinder 16, the vacuum sound-insulating cylinder 16 may thus be able to effectively absorb and scatter sound waves, thereby reducing the noise level generated when the piston rod 9 compresses air and liquid is transported, while the sound-insulating plate 18 is mounted on the inner wall of the porous sound-absorbing plate 17, so that the sound-insulating plate 18 can effectively reduce the noise generated when the piston rod 9 reciprocates.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The utility model provides a low noise high sealed reciprocating pump, includes pump body (5), its characterized in that: the inner wall sliding connection of pump body (5) has piston rod (9), the left side fixedly connected with output tube (6) of pump body (5), two O type circle seals (10) are installed to the inner wall of pump body (5), U type circle seal (11) are installed in the left side of O type circle seal (10), piston ring (12) are installed in the left side of U type circle seal (11), the inner wall left side fixedly connected with seal cover (19) of pump body (5), the inner wall fixedly connected with seal compression spring (15) of seal cover (19), the right side fixedly connected with spring holder (14) of seal compression spring (15), V type sealing washer (13) are installed in the left side of piston ring (12), clamp plate (20) are installed on the right side of O type circle seal (10), the inner wall of pump body (5) is provided with sound insulation subassembly.
2. A low noise high seal reciprocatory pump as defined in claim 1, wherein: the sound insulation assembly comprises a vacuum sound insulation cylinder (16), the vacuum sound insulation cylinder (16) is arranged on the inner wall of the pump body (5), a porous sound absorption plate (17) is fixedly connected to the inner wall of the vacuum sound insulation cylinder (16), and a sound insulation plate (18) is fixedly connected to the inner wall of the porous sound absorption plate (17).
3. A low noise high seal reciprocatory pump as defined in claim 1, wherein: the right side fixedly connected with second go-between (3) of pump body (5), the inner wall of second go-between (3) can be dismantled and be connected with a plurality of bolts (4), first go-between (2) are installed on the outer wall right side of bolt (4), the inner wall fixedly connected with driving case (1) of first go-between (2), the inner wall rotation of driving case (1) is connected with drive wheel (7), the front side rotation of drive wheel (7) is connected with connecting rod (8).
4. A low noise, high seal reciprocatory pump as defined in claim 3, wherein: the piston rod (9) is rotationally connected to the left side of the connecting rod (8), and the left side of the first connecting ring (2) is attached to the right side of the second connecting ring (3).
5. A low noise high seal reciprocatory pump as defined in claim 1, wherein: the pressing plate (20) is arranged on the right side of the inner wall of the second connecting ring (3), and the piston rod (9) is connected to the inner wall of the sealing sleeve (19) in a sliding mode.
6. A low noise high seal reciprocatory pump as defined in claim 1, wherein: the spring seat (14) is arranged on the left side of the V-shaped sealing ring (13).
7. A low noise high seal reciprocatory pump as defined in claim 1, wherein: the piston rod (9) is connected to the inner wall of the pressing plate (20) in a sliding mode, and the pressing plate (20) is arranged on the left side of the inner wall of the first connecting ring (2).
8. A low noise high seal reciprocatory pump as defined in claim 2, wherein: the porous sound absorbing plate (17) is made of polyurethane foam, and the sound insulating plate (18) is made of rock wool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323250595.XU CN221096814U (en) | 2023-11-30 | 2023-11-30 | Low-noise high-sealing reciprocating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323250595.XU CN221096814U (en) | 2023-11-30 | 2023-11-30 | Low-noise high-sealing reciprocating pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221096814U true CN221096814U (en) | 2024-06-07 |
Family
ID=91318916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323250595.XU Active CN221096814U (en) | 2023-11-30 | 2023-11-30 | Low-noise high-sealing reciprocating pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221096814U (en) |
-
2023
- 2023-11-30 CN CN202323250595.XU patent/CN221096814U/en active Active
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