CN115387996A - Noise reduction device for high-pressure reciprocating pump - Google Patents
Noise reduction device for high-pressure reciprocating pump Download PDFInfo
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- CN115387996A CN115387996A CN202211096753.8A CN202211096753A CN115387996A CN 115387996 A CN115387996 A CN 115387996A CN 202211096753 A CN202211096753 A CN 202211096753A CN 115387996 A CN115387996 A CN 115387996A
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- reciprocating pump
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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
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/001—Noise damping
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Abstract
The invention discloses a noise reduction device for a high-pressure reciprocating pump, which comprises a bottom frame plate, wherein convex plates are symmetrically arranged on the left side and the right side of the bottom frame plate, rotatable arc-shaped baffle plates are arranged at the tops of the convex plates, vertical plates are arranged at the inner ends of the baffle plates, a strip-shaped groove is formed between the vertical plates of the two baffle plates, a first sound absorption plate is detachably connected to the inner wall of each baffle plate, a cellular sound attenuation hole is formed in the first sound absorption plate, noise reduction assemblies are arranged on the outer sides of the convex plates, each noise reduction assembly comprises a rectangular clamping frame, the outer wall of each clamping frame is connected with a first vertical plate, the outer wall of the top of the first vertical plate is connected with a first hydraulic cylinder, the output end of the first hydraulic cylinder is connected with a second vertical plate, and the inner wall of the top of the second vertical plate is connected with a noise reduction structure. The invention can put the high-pressure reciprocating pump into the interior, and utilizes the effect component to carry out noise reduction and noise reduction, thereby being more practical.
Description
Technical Field
The invention relates to the technical field of high-pressure reciprocating pumps, in particular to a noise reduction device for a high-pressure reciprocating pump.
Background
A high-pressure reciprocating pump is mainly suitable for the petroleum, chemical and fertilizer industries as a process pump, oil fields and salt mines as a water injection pump, steel pipes and pressure containers as a pressure test pump and a booster pump, high-pressure cleaning and descaling of the industries such as buildings, shipbuilding and chemical engineering, boiler water supply, a transmission source of hydraulic machinery, and departments such as food, pharmacy and instruments which need high-pressure fluid and have high process pulse requirements. The motor drives the crankshaft to rotate through a speed reducer, a belt transmission or a stepless speed regulator, pushes a connecting rod to enable a plunger to do linear reciprocating motion through a slide block (cross head), and achieves the purpose of sucking and discharging liquid under the opening and closing action of a pump head inlet valve.
The existing high-pressure reciprocating pump can generate large noise in the using process, the noise causes a large amount of environmental pollution in a workshop and influences the health of workers, and therefore the noise reduction device for the high-pressure reciprocating pump is provided aiming at the problems, and the noise reduction device for the high-pressure reciprocating pump is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a noise reduction device for a high-pressure reciprocating pump, which solves the problems that: the existing high-pressure reciprocating pump can generate large noise in the using process, and the noise causes a large amount of environmental pollution in a workshop and influences the health of workers.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a device of making an uproar falls for high-pressure reciprocating pump, includes the chassis board, is located the left and right sides symmetry of chassis board is provided with the flange, and the top of flange is provided with the rotatable convex baffle that is, is located the inner of baffle is provided with the riser, forms the bar groove between the riser of two baffles, and detachable connections has the first abatvoix on the inner wall of baffle, the last cellular bloop that is of having seted up of abatvoix is located the outside of flange all is provided with the amortization subassembly, the amortization subassembly is including the card frame of cuboid, the outer wall connection of card frame has riser one, be connected with pneumatic cylinder one on the top outer wall of riser one, the output of pneumatic cylinder one is connected with riser two, be connected with on the top inner wall of riser two and fall the structure of making an uproar.
As a further preferable mode of the invention, the clamping frame is a cuboid, the outer wall of the first vertical plate is provided with a second hydraulic cylinder, the output end of the second hydraulic cylinder is connected with a pressing plate, the clamping frame is internally provided with a containing groove, and the containing groove is internally inserted with a plurality of second sound-absorbing plates.
As a further preferable mode of the present invention, the noise reduction structure includes a first casting block, a vertical first guide pipe is disposed at the top of the first casting block, a second bendable guide pipe is connected to the top end of the first guide pipe, a column head is connected to the end of the second guide pipe, and the column head, the second guide pipe, the first guide pipe and the casting block are communicated with each other.
As a further preferable mode of the present invention, the column head is a cylinder, and the end of the column head is provided with a convex disc, the center of the convex disc is provided with a through hole, the outer wall of the circumferential surface of the column head is provided with a plurality of penetration discs at equal intervals and uniformly, the penetration discs are provided with a plurality of penetration holes, and the column head is filled with sound-deadening cotton.
As a further preferable mode of the invention, the noise reduction structure comprises a second ingot, a vertical pipe is arranged at the top of the second ingot, a sliding groove is formed in the outer wall of the vertical pipe, a linkage plate is connected to the outside of the sliding groove in a sliding mode, a hollow silencing pipe is connected to the bottom end of the linkage plate, a plurality of convex strips are connected to the outer wall of the silencing pipe, and a plurality of through holes are formed in the outer wall of the convex strips.
As a further preferable mode of the present invention, a column core is arranged inside the silencing tube, the column core is a rectangular parallelepiped, a pentagonal frame body is arranged on the outer wall of the column core, a third sound-absorbing plate is arranged inside the frame body, and a plurality of through holes are arranged on the outer wall of the frame body.
As a further preferable mode of the present invention, a cavity groove is formed in the bottom frame plate, an elastic pad is disposed in the middle of the cavity groove, compression springs are symmetrically disposed on the inner wall of the cavity groove, and the outer ends of the compression springs are connected with a clamping plate.
(III) advantageous effects
The invention provides a noise reduction device for a high-pressure reciprocating pump. The method has the following beneficial effects:
(1) Rotatable arc-shaped baffles are arranged on two sides of a base plate, the two baffles rotate to form a semi-cylindrical shell structure, a first sound-absorbing plate is arranged on the inner wall of each baffle, honeycomb-shaped through holes are formed in the first sound-absorbing plate to enhance sound-absorbing and noise-reducing effects, a strip-shaped groove is formed between vertical plates of the two baffles, a noise-reducing structure can be placed in the strip-shaped groove, the noise-reducing effect is achieved through the noise-reducing structure, a cuboid clamping frame is arranged on the outer side of each convex plate, a containing groove is formed in the clamping frame, a plurality of second sound-absorbing plates are inserted in the containing groove, and the second sound-absorbing plates can be quickly fixed through a second hydraulic cylinder and a pressing plate.
(2) The first noise reduction structure comprises a first casting block, a vertical guide pipe I is arranged at the top of the first casting block, a bendable and deformable guide pipe II is connected to the top end of the guide pipe I, a column head is inserted into a strip-shaped groove, the column head, the guide pipe II, the guide pipe I and the casting block are communicated, a convex disc on the column head and holes in a penetration disc on a side wall are used for conveying noise into the column head, silencing cotton is filled in the column head to absorb part of the noise, and the effects of absorbing the noise and eliminating the noise are achieved integrally.
(3) The second noise reduction structure comprises a second casting block, the silencing pipe is adjusted through sliding and extends into the strip-shaped groove, the outer wall of the silencing pipe is connected with a plurality of convex strips, a plurality of through holes are formed in the outer walls of the convex strips and can conduct sound to the inside of the silencing pipe, a column core is arranged inside the silencing pipe, a pentagonal frame body is arranged on the outer wall of the column core, a sound absorption plate is arranged inside the frame body, and a plurality of through holes are formed in the outer wall of the frame body, so that noise entering the inside can be eliminated.
Drawings
FIG. 1 is an overall schematic configuration of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic perspective view of a column head of the present invention;
FIG. 4 is a schematic structural diagram of a second noise reduction structure according to the present invention;
FIG. 5 is a schematic view of the construction of a core of the present invention;
fig. 6 is a schematic structural view of the chassis plate of the present invention.
In the figure: 1. a chassis plate; 2. a convex plate; 3. a baffle plate; 4. a vertical plate; 5. a sound absorption plate I; 6. clamping a frame; 7. a first vertical plate; 8. a first hydraulic cylinder; 9. a second vertical plate; 10. a second hydraulic cylinder; 11. pressing a plate; 12. a second sound absorption plate; 13. casting a first ingot; 14. a first conduit; 15. a second conduit; 16. a column cap; 17. a convex disc; 18. a permeate pan; 19. casting a second ingot; 20. a riser; 21. a linkage plate; 22. a sound-deadening tube; 23. a convex strip; 24. a column core; 25. a frame body; 26. a third acoustic panel; 27. an elastic pad; 28. compressing the spring; 29. and (4) clamping the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, an embodiment of the present invention provides a technical solution:
the utility model provides a device of making an uproar falls for high-pressure reciprocating pump, including chassis plate 1, the left and right sides symmetry that is located chassis plate 1 is provided with flange 2, and the top of flange 2 is provided with rotatable convex baffle 3 that is, the inner that is located baffle 3 is provided with riser 4, form the bar groove between riser 4 of two baffle 3, and detachable connections has a abatvoix 5 on the inner wall of baffle 3, it is cellular bloop to have seted up on abatvoix 5, the outside that is located flange 2 all is provided with the amortization subassembly, the amortization subassembly is including the card frame 6 of cuboid, the wall connection of card frame 6 has riser one 7, be connected with pneumatic cylinder one 8 on the top outer wall of riser one 7, pneumatic cylinder one 8's output is connected with riser two 9, be connected with on the top inner wall of riser two 9 and fall the structure of making an uproar.
In the first embodiment, the noise reduction structure comprises a first casting block 13, a vertical first guide pipe 14 is arranged at the top of the first casting block 13, a second bendable guide pipe 15 is connected to the top end of the first guide pipe 14, a column head 16 is connected to the end of the second guide pipe 15, the column head 16, the second guide pipe 15, the first guide pipe 14 and the casting block are communicated, and through use, the first guide pipe 13, the second guide pipe 15, the first guide pipe 14 and the casting block are communicated
The column cap 16 is the cylinder, and the tip of column cap 16 is provided with protruding dish 17, and the center department that is located protruding dish 17 has seted up the through-hole, and the equidistance just evenly is provided with a plurality of infiltration dish 18 on the outer wall that is located the periphery of column cap 16, has seted up a plurality of infiltration hole on the infiltration dish 18, and the inside packing of column cap 16 has the amortization cotton.
In the second embodiment, the noise reduction structure comprises a second ingot 19, a vertical pipe 20 is arranged at the top of the second ingot 19, a sliding groove is formed in the outer wall of the vertical pipe 20, a linkage plate 21 is connected to the outside of the sliding groove in a sliding mode, the bottom end of the linkage plate 21 is connected with a hollow silencing pipe 22, a plurality of convex strips 23 are connected to the outer wall of the silencing pipe 22, a plurality of through holes are formed in the outer wall of the convex strips 23, the positions of the linkage plate 21 and the silencing pipe 22 are adjusted by using the vertical pipe 20 on the second ingot 19, the linkage plate and the silencing pipe 22 are sent into the strip-shaped groove, and noise generated in the working process of the pump body is eliminated by using the silencing pipe 22.
The inside of muffler pipe 22 is provided with column core 24, and column core 24 is the cuboid, and the outer wall of column core 24 is provided with pentagonal framework 25, and the inside of framework 25 is provided with three 26 of abatvoix, and has seted up a plurality of through-hole on the outer wall of framework 25, carries out noise absorption through framework 25 cooperation abatvoix three 26 that uses on the column core 24.
The chamber groove has been seted up to the inside of chassis board 1, and the centre in chamber groove is provided with cushion 27, and the symmetry is provided with pressure spring 28 on being located the inner wall in chamber groove, and the outer end of pressure spring 28 is connected with splint 29, through using the cushion 27 bottom sprag pump body, optional rubber class material, and the splint 29 cooperation pressure spring 28 of both sides can reduce the vibration effect simultaneously, reaches the effect of noise reduction.
The working principle is as follows: two sides of the bottom frame plate 1 are provided with rotatable circular arc-shaped baffles 3, the two baffles 3 rotate to form a semi-cylindrical shell structure, and the inner walls of the baffles 3 are provided with the sound-absorbing boards 5, the sound-absorbing boards 5 are provided with honeycomb-shaped through holes to enhance the sound-absorbing and noise-reducing effects, strip-shaped grooves are formed between the vertical plates 4 of the two baffles 3, noise-reducing structures can be placed in the strip-shaped grooves, the noise reduction effect is achieved through the noise reduction structure, the outer side of the convex plate 2 is provided with a cuboid clamping frame 6, the clamping frame 6 is internally provided with a containing groove, a plurality of second sound absorption plates 12 are inserted in the containing groove, the second sound absorption plates 12 can be rapidly fixed through a second hydraulic cylinder 10 and a pressing plate 11, the first noise reduction structure comprises a first casting block 13, and the top of the first casting block 13 is provided with a vertical conduit pipe 14, the top end of the conduit pipe 14 is connected with a bendable conduit pipe 15, by inserting the column cap 16 into the strip-shaped groove, the column cap 16, the second conduit 15, the first conduit 14 and the casting block are communicated, the convex disk 17 on the column cap 16 and the hole on the infiltration disk 18 on the side wall are used for sending the noise into the inner part, and the column cap 16 is filled with silencing cotton to absorb partial noise, so as to achieve the effect of absorbing and eliminating noise as a whole, the second noise reduction structure comprises an ingot II 19, the silencing pipe 22 is adjusted through sliding to extend into the strip-shaped groove, the outer wall of the silencing pipe 22 is connected with a plurality of convex strips 23, the outer wall of each convex strip 23 is provided with a plurality of through holes, the through holes can conduct sound to the inside of the silencing pipe 22, the silencing pipe 22 is internally provided with a column core 24, the outer wall of the column core 24 is provided with a pentagonal frame body 25, the inside of the frame body 25 is provided with a sound absorption plate, and a plurality of through holes are arranged on the outer wall of the frame body 25, so that noise entering the inside can be eliminated.
The invention 1, chassis plate; 2. a convex plate; 3. a baffle plate; 4. a vertical plate; 5. a sound absorption plate I; 6. clamping a frame; 7. a first vertical plate; 8. a first hydraulic cylinder; 9. a second vertical plate; 10. a second hydraulic cylinder; 11. pressing a plate; 12. a second sound absorption plate; 13. casting a first ingot; 14. a first conduit; 15. a second conduit; 16. a column cap; 17. a convex disc; 18. a permeate pan; 19. casting a second ingot; 20. a riser; 21. a linkage plate; 22. a sound-deadening tube; 23. a convex strip; 24. a column core; 25. a frame body; 26. a third sound absorption plate; 27. an elastic pad; 28. a pressure spring; 29. the invention solves the problems that the existing high-pressure reciprocating pump can generate larger noise in the using process, the noise causes a large amount of environmental pollution in a workshop and influences the health of workers, the invention combines the components mutually, rotatable circular arc-shaped baffles are arranged on two sides of a bottom frame plate, two baffles rotate to form a semi-cylindrical shell structure, a sound-absorbing plate I is arranged on the inner wall of each baffle, a honeycomb-shaped through hole is arranged on each sound-absorbing plate I to enhance the sound-absorbing and noise-reducing effects, a strip-shaped groove is formed between vertical plates of the two baffles, a noise-reducing structure can be placed in the strip-shaped groove, and the noise-reducing effect is achieved through the noise-reducing structure, the outer side of the convex plate is provided with a cuboid clamping frame, the inside of the clamping frame is provided with a containing groove, a plurality of sound-absorbing plates II are inserted into the containing groove and can be quickly fixed through a hydraulic cylinder II and a pressing plate, the first noise reduction structure comprises a first casting block, a vertical first guide pipe is arranged at the top of the first casting block, the top end of the first guide pipe is connected with a second guide pipe which can be bent and deformed, a column head is inserted into the strip-shaped groove, the column head, the second guide pipe and the inside of the casting block are communicated, a convex disc on the column head and holes on a penetration disc on the side wall are used for sending noise into the inside, and noise reduction cotton is filled in the column head to absorb partial noise, the whole effect of absorbing noise and eliminating noise is achieved, the second noise reduction structure comprises a second casting block, the noise reduction pipe is adjusted through sliding and extends into the strip-shaped groove, and a plurality of convex strips are connected on the outer wall of the noise reduction pipe, be provided with a plurality of through-hole on the outer wall of sand grip, the through-hole can conduct sound to the inside of amortization pipe, and the inside of amortization pipe is provided with the post core, and the outer wall of post core is provided with pentagonal's framework, and the inside of framework is provided with the abatvoix, and has seted up a plurality of through-hole on the outer wall of framework, can eliminate the noise that gets into inside.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.
Claims (7)
1. A noise reduction device for a high-pressure reciprocating pump, comprising a chassis plate (1), characterized in that: the noise reduction device is characterized in that protruding plates (2) are symmetrically arranged on the left side and the right side of the base plate (1), the top of each protruding plate (2) is provided with a rotatable baffle (3) in a circular arc shape, the inner end of each baffle (3) is provided with a vertical plate (4), a strip-shaped groove is formed between the vertical plates (4) of the two baffle plates (3), a first sound absorption plate (5) is detachably connected to the inner wall of each baffle plate (3), a first sound absorption hole in a honeycomb shape is formed in the first sound absorption plate (5), a noise reduction assembly is arranged on the outer side of each protruding plate (2), the noise reduction assembly comprises a rectangular clamping frame (6), the outer wall of the clamping frame (6) is connected with a first vertical plate (7), a first hydraulic cylinder (8) is connected to the outer wall of the top of the first vertical plate (7), the output end of the first hydraulic cylinder (8) is connected with a second vertical plate (9), and a noise reduction structure is connected to the inner wall of the top of the second vertical plate (9).
2. A noise reducing device for a high pressure reciprocating pump according to claim 1, wherein: the clamping frame (6) is a cuboid, a hydraulic cylinder II (10) is arranged on the outer wall of the vertical plate I (7), the output end of the hydraulic cylinder II (10) is connected with a pressing plate (11), a containing groove is formed in the clamping frame (6), and a plurality of acoustic boards II (12) are inserted into the containing groove.
3. A noise reducing device for a high pressure reciprocating pump according to claim 1, wherein: the noise reduction structure comprises a first casting block (13), a vertical guide pipe (14) is arranged at the top of the first casting block (13), a second guide pipe (15) capable of being bent and deformed is connected to the top end of the first guide pipe (14), a column cap (16) is connected to the end portion of the second guide pipe (15), and the column cap (16), the second guide pipe (15), the first guide pipe (14) and the casting block are communicated.
4. A noise reducing device for a high pressure reciprocating pump according to claim 3, wherein: column cap (16) is the cylinder, and the tip of column cap (16) is provided with protruding dish (17), is located the center department of protruding dish (17) has seted up the through-hole, is located equidistance and evenly be provided with a plurality of infiltration dish (18) on the outer wall of the periphery of column cap (16), a plurality of infiltration hole has been seted up on infiltration dish (18), the inside packing of column cap (16) has the amortization cotton.
5. A noise reducing device for a high pressure reciprocating pump according to claim 1, wherein: the noise reduction structure comprises an ingot II (19), a vertical pipe (20) is arranged at the top of the ingot II (19), a sliding groove is formed in the outer wall of the vertical pipe (20), a linkage plate (21) is connected to the outer portion of the sliding groove in a sliding mode, the bottom end of the linkage plate (21) is connected with a hollow silencing pipe (22), a plurality of protruding strips (23) are connected to the outer wall of the silencing pipe (22), and a plurality of through holes are formed in the outer wall of the protruding strips (23).
6. A noise reducing device for a high pressure reciprocating pump according to claim 5, wherein: the interior of hush pipe (22) is provided with post core (24), post core (24) are the cuboid, and the outer wall of post core (24) is provided with pentagonal framework (25), the inside of framework (25) is provided with abatvoix three (26), and has seted up a plurality of through-hole on the outer wall of framework (25).
7. A noise reducing device for a high pressure reciprocating pump according to claim 1, wherein: the cavity groove has been seted up to the inside of chassis board (1), and the centre in cavity groove is provided with cushion (27), is located the symmetry is provided with pressure spring (28) on the inner wall in cavity groove, the outer end of pressure spring (28) is connected with splint (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211096753.8A CN115387996A (en) | 2022-09-08 | 2022-09-08 | Noise reduction device for high-pressure reciprocating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211096753.8A CN115387996A (en) | 2022-09-08 | 2022-09-08 | Noise reduction device for high-pressure reciprocating pump |
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| Publication Number | Publication Date |
|---|---|
| CN115387996A true CN115387996A (en) | 2022-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211096753.8A Pending CN115387996A (en) | 2022-09-08 | 2022-09-08 | Noise reduction device for high-pressure reciprocating pump |
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| CN (1) | CN115387996A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107186577A (en) * | 2017-07-25 | 2017-09-22 | 佛山市正略信息科技有限公司 | A kind of cooking-fume exhausting hood housing production safety sanding apparatus |
| CN209818273U (en) * | 2019-03-21 | 2019-12-20 | 天津众恒控制工程有限公司 | Oil pump test bench |
| CN210483972U (en) * | 2019-09-09 | 2020-05-08 | 昆山弗莱亚机电设备有限公司 | Quantitative dosing pump |
| WO2020224668A2 (en) * | 2020-07-24 | 2020-11-12 | 苏州鱼得水电气科技有限公司 | Mechanical noise reduction device |
| CN212803550U (en) * | 2020-07-17 | 2021-03-26 | 浙江铁雄泵阀有限公司 | Damping water pump base |
| CN214063267U (en) * | 2020-11-24 | 2021-08-27 | 营口市北昌机械制造有限公司 | Noise reduction type hydraulic pump capable of achieving multistage damping |
| CN214660787U (en) * | 2021-05-08 | 2021-11-09 | 河北金普石油科技有限公司 | Hydraulic oil pump sound insulation device |
| CN215058090U (en) * | 2021-04-27 | 2021-12-07 | 天津古德尔派克流体技术有限公司 | Hydraulic pump with good damping and noise reducing effects |
| CN114033663A (en) * | 2021-10-20 | 2022-02-11 | 江苏涛琦机电设备有限公司 | Movable water pump fixing seat |
-
2022
- 2022-09-08 CN CN202211096753.8A patent/CN115387996A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107186577A (en) * | 2017-07-25 | 2017-09-22 | 佛山市正略信息科技有限公司 | A kind of cooking-fume exhausting hood housing production safety sanding apparatus |
| CN209818273U (en) * | 2019-03-21 | 2019-12-20 | 天津众恒控制工程有限公司 | Oil pump test bench |
| CN210483972U (en) * | 2019-09-09 | 2020-05-08 | 昆山弗莱亚机电设备有限公司 | Quantitative dosing pump |
| CN212803550U (en) * | 2020-07-17 | 2021-03-26 | 浙江铁雄泵阀有限公司 | Damping water pump base |
| WO2020224668A2 (en) * | 2020-07-24 | 2020-11-12 | 苏州鱼得水电气科技有限公司 | Mechanical noise reduction device |
| CN214063267U (en) * | 2020-11-24 | 2021-08-27 | 营口市北昌机械制造有限公司 | Noise reduction type hydraulic pump capable of achieving multistage damping |
| CN215058090U (en) * | 2021-04-27 | 2021-12-07 | 天津古德尔派克流体技术有限公司 | Hydraulic pump with good damping and noise reducing effects |
| CN214660787U (en) * | 2021-05-08 | 2021-11-09 | 河北金普石油科技有限公司 | Hydraulic oil pump sound insulation device |
| CN114033663A (en) * | 2021-10-20 | 2022-02-11 | 江苏涛琦机电设备有限公司 | Movable water pump fixing seat |
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