CN221568802U - Noise reduction mechanism of hydraulic pump - Google Patents
Noise reduction mechanism of hydraulic pump Download PDFInfo
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- CN221568802U CN221568802U CN202323238478.1U CN202323238478U CN221568802U CN 221568802 U CN221568802 U CN 221568802U CN 202323238478 U CN202323238478 U CN 202323238478U CN 221568802 U CN221568802 U CN 221568802U
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- noise
- noise reduction
- shell
- water pump
- damping
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- 230000009467 reduction Effects 0.000 title claims abstract description 38
- 230000007246 mechanism Effects 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 238000013016 damping Methods 0.000 claims abstract description 34
- 229920000742 Cotton Polymers 0.000 claims abstract description 22
- 230000001681 protective effect Effects 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 8
- 239000000428 dust Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000010426 asphalt Substances 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 10
- 238000001816 cooling Methods 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 description 6
- 230000006872 improvement Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
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- 238000010586 diagram Methods 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000003872 anastomosis Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a hydraulic pump noise reduction mechanism which comprises a water pump body, a placing plate, a movable rod and a damping spring, wherein the right side of the damping spring is provided with a damping rubber cushion, the lower side of the damping rubber cushion is provided with a concave ladder groove, the inside of the concave ladder groove is provided with a movable groove, the outer side of the water pump body is fixedly provided with first noise-absorbing cotton, the outer side of the first noise-absorbing cotton is fixedly provided with a first noise-reduction shell, the outer side of the first noise-reduction shell is fixedly provided with second noise-absorbing cotton, the outer side of the second noise-reduction shell is fixedly provided with a second noise-reduction shell, and the outer side of the second noise-reduction shell is fixedly provided with a protective shell. According to the utility model, the noise generated during the operation of the water pump is absorbed through the sound absorbing cotton and the noise reducing shell, the multistage noise reduction of the noise is realized, the noise reduction effect is ensured, the heat generated during the operation of the water pump is ensured, the hot air is pumped out by the exhaust fan, the frequency of exchanging with the outside air is accelerated, the effect of cooling the water pump body is further achieved, and the service life of the water supply pump is ensured.
Description
Technical Field
The utility model relates to the technical field of noise reduction of water conservancy water pumps, in particular to a noise reduction mechanism of a hydraulic pump.
Background
A water pump is a machine that delivers or pressurizes a liquid. It transmits mechanical energy or other external energy of prime mover to liquid to increase energy of liquid, and is mainly used for conveying liquid including water, oil, acid-alkali liquor, emulsion, suspension emulsion and liquid metal, etc. and can also be used for conveying liquid, gas mixture and liquid containing suspended solid matter. Technical parameters of the water pump performance include flow, suction lift, shaft power, water power, efficiency and the like; according to different working principles, the water pump can be divided into a volumetric water pump, a vane pump and the like. The displacement pump uses the change of the volume of the working chamber to transfer energy; the vane pump is a type of centrifugal pump, axial flow pump, mixed flow pump, etc. that uses the interaction of rotary vanes with water to transfer energy.
The Chinese patent publication No. CN112065780A discloses a damping and noise reducing mechanism of a water supply pump, and the application proposes: "existing feed pumps are noisy during use, users work in such environments for a long period of time easily causing adverse effects on their hearing, for which we need to make noise reduction on the feed pump, and therefore do not meet the existing requirements", which, although solving this problem, has the following drawbacks:
the prior art solutions described above have the following drawbacks: although the device has reached the purpose of making an uproar to the feed pump to a certain extent, but its structure of making an uproar that falls is single, and it is poor to fall the effect of making an uproar, and can't in time dispel the heat in feed pump working process, and then is unfavorable for the life of guarantee feed pump, consequently, we propose a novel hydraulic pump mechanism of making an uproar that falls.
Disclosure of utility model
The utility model provides a hydraulic pump noise reduction mechanism to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a mechanism of making an uproar falls in hydraulic pump, includes the water pump body, fixed mounting has the board of placing under the water pump body, the downside welding of placing the board has the movable rod, the outside fixed mounting of movable rod has damping spring, damping spring's right side is provided with damping rubber pad, damping rubber pad's downside is provided with concave ladder groove, the movable groove has been seted up to concave ladder groove's inside, the outside fixed mounting of water pump body has first sound cotton of inhaling, first sound cotton outside fixed mounting of inhaling has first shell of making an uproar of falling, the outside fixed mounting of first shell of making an uproar of falling has the second sound cotton of inhaling, the outside fixed mounting of second sound cotton has the second shell of making an uproar of falling, the outside fixed mounting of second shell of making an uproar protective housing, the left side of shell is provided with the air exhauster, the output fixedly connected with hot-blast exit tube of air exhauster, the upside fixed mounting of hot-blast exit tube has the pipe of entering, the inside joint of entering pipe has the dust of cold-blast exit tube.
As a further improvement scheme of the technical scheme: the outside of the water pump body is provided with a cavity, wherein one ends of the hot air outlet pipe and the cold air inlet pipe are arranged in the cavity.
As a further improvement scheme of the technical scheme: the damping springs and the damping rubber pads are arranged on the lower side of the placing plate in a crossing mode, more uniformly distributed movable grooves are formed in the concave ladder grooves, and the movable rods and the movable grooves are in one-to-one correspondence.
As a further improvement scheme of the technical scheme: the outer layers of the first noise reduction shell and the second noise reduction shell are made of steel plates with the thickness of 1-2mm, and damping layers of damping paint and asphalt are coated inside the first noise reduction shell and the second noise reduction shell.
As a further improvement scheme of the technical scheme: the joint of the hot air outlet pipe, the cold air inlet pipe and the whole equipment is sealed by adopting a sealing gasket, and the sealing performance of the joint is good.
As a further improvement scheme of the technical scheme: and a pipe plug cover is clamped at the suction port of the cold air inlet pipe.
Compared with the prior art, the utility model has the beneficial effects that: the vibrations that the water pump body 1 produced can be absorbed by damping spring 4 and shock attenuation cushion 5, guarantee that the water pump can normally work, the noise that the water pump produced can be first by first inhale the sound cotton 8, first fall the noise shell 9, the second inhale the sound cotton 10 and the second fall the noise shell 11 absorption, realize the multistage noise reduction to the noise, guarantee the noise reduction effect, when the water pump work produced heat, utilize air exhauster 13, take out the inside hot air of water pump body 1 cavity for with the frequency of external air exchange, and then reach the effect to the cooling of water pump body 1, do benefit to the life of guarantee feed pump.
The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the shock absorbing spring structure of the present utility model;
FIG. 3 is a schematic view of the dust filter screen structure of the present utility model;
Fig. 4 is a schematic diagram of the structure of the movable trough of the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
1. A water pump body; 2. placing a plate; 3. a movable rod; 4. a damping spring; 5. damping rubber cushion; 6. concave ladder grooves; 7. a movable groove; 8. a first sound absorbing cotton; 9. a first noise reduction shell; 10. a second sound-absorbing cotton; 11. a second noise reduction housing; 12. a protective shell; 13. an exhaust fan; 14. a hot air outlet pipe; 15. a cold air inlet pipe; 16. a dust filter screen.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 4, in an embodiment of the present utility model, a noise reduction mechanism for a hydraulic pump includes a water pump body 1, a placement plate 2 is fixedly installed under the water pump body 1, a movable rod 3 is welded on the lower side of the placement plate 2, a damping spring 4 is fixedly installed on the outer side of the movable rod 3, a damping rubber pad 5 is disposed on the right side of the damping spring 4, a concave ladder groove 6 is disposed on the lower side of the damping rubber pad 5, a movable groove 7 is disposed inside the concave ladder groove 6, a first sound absorbing cotton 8 is fixedly installed on the outer side of the water pump body 1, a first noise reduction shell 9 is fixedly installed on the outer side of the first sound absorbing cotton 8, a second sound absorbing cotton 10 is fixedly installed on the outer side of the first noise reduction shell 9, a second noise reduction shell 11 is fixedly installed on the outer side of the second noise reduction shell 11, a protection shell 12 is fixedly installed on the outer side of the second noise reduction shell 12, an exhaust fan 13 is disposed on the left side of the outer shell 12, an output end of the exhaust fan 13 is fixedly connected with a hot air outlet pipe 14, a cold air inlet pipe 15 is fixedly installed on the upper side of the hot air 14, and dust filter screen 16 is clamped inside the cold air inlet pipe 15.
Referring to fig. 1 and 3, a cavity is provided on the outer side of the water pump body 1, wherein one ends of a hot air outlet pipe 14 and a cold air inlet pipe 15 are disposed in the cavity, heat generated by the water pump body 1 is pumped out through the hot air outlet pipe 14, and the cold air inlet pipe 15 is poured into external air to achieve the cooling effect.
Referring to fig. 1-4, the damping spring 4 and the damping rubber pad 5 are disposed at the lower side of the placement plate 2 in a crossing manner, and a plurality of uniformly distributed movable grooves 7 are formed in the concave ladder groove 6, wherein the movable rods 3 and the movable grooves 7 are in one-to-one correspondence, and vibration generated during the operation of the water pump can be effectively buffered through the cooperation of the movable rods 3, the damping spring 4 and the movable grooves 7.
Referring to fig. 2-3, the outer layers of the first noise reduction shell 9 and the second noise reduction shell 11 are made of steel plates with the thickness of 1-2mm, damping layers of damping paint and asphalt are coated inside, and the purpose of preventing anastomosis effect and steel plate low-frequency resonance is achieved through the first noise reduction shell 9 and the second noise reduction shell 11.
Referring to fig. 1 and 3, the joint between the hot air outlet pipe 14 and the cold air inlet pipe 15 and the whole equipment is sealed by a sealing gasket, the sealing property of the joint is good, and the situation of noise pollution caused by noise overflow can be avoided to a certain extent by sealing the sealing gasket.
Referring to fig. 1 and 3, the suction port of the cold air inlet pipe 15 is clamped with a pipe plug cover, and the opening and closing of the cold air inlet pipe 15 can be controlled through the pipe plug cover.
The working principle of the utility model is as follows: the water pump body 1 can be absorbed by damping spring 4 and shock attenuation cushion 5 at the during operation, reduce the range of water pump during operation vibrations, guarantee that the water pump can normally work, the noise that the water pump during operation produced can be firstly absorbed by first inhaling the sound cotton 8, then by first noise reduction shell 9 absorption, finally inhale the cotton 10 of sound through the second and the shell 11 absorption of making an uproar falls in the second, can realize the multistage noise reduction to the noise, guarantee noise reduction effect, when the water pump produces heat after working a period, can open air exhauster 13, take out the inside hot air of water pump body 1 cavity for outside air gets into from cold wind intake pipe 15, accelerate the frequency with the external air exchange, and then reach the effect to the water pump body 1 cooling.
The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art will readily appreciate that the present utility model may be implemented as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present utility model are possible in light of the above teachings without departing from the scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.
Claims (6)
1. The utility model provides a hydraulic pump noise reduction mechanism, its characterized in that includes water pump body (1), fixed mounting directly under water pump body (1) has place board (2), the downside welding of placing board (2) has movable rod (3), the outside fixed mounting of movable rod (3) has damping spring (4), the right side of damping spring (4) is provided with damping rubber pad (5), the downside of damping rubber pad (5) is provided with concave type ladder groove (6), movable groove (7) have been seted up to the inside of concave type ladder groove (6), the outside fixed mounting of water pump body (1) has first sound cotton (8) of inhaling, the outside fixed mounting of first sound cotton (8) of inhaling has first noise shell (9), the outside fixed mounting of first sound cotton (10) of second sound cotton (10) of inhaling has second sound shell (11), the outside fixed mounting of second sound cotton (11) of making an uproar shell (11) has protective housing (12), the outside of protective housing (12) is provided with concave type ladder groove (6), the outside fixed mounting of left side (13) has hot-blast pipe (14) of air exhauster (13), cold blast pipe (14) are connected, the inside joint of cold wind inlet tube (15) has dust filter screen (16).
2. The hydraulic pump noise reduction mechanism according to claim 1, wherein a cavity is provided on the outer side of the water pump body (1), and one end of the hot air outlet pipe (14) and one end of the cold air inlet pipe (15) are provided in the cavity.
3. The hydraulic pump noise reduction mechanism according to claim 1, wherein the damping springs (4) and the damping rubber pads (5) are arranged on the lower side of the placement plate (2) in a crossing manner, more uniformly distributed movable grooves (7) are formed in the concave ladder groove (6), and the movable rods (3) and the movable grooves (7) are in one-to-one correspondence.
4. The noise reduction mechanism of the hydraulic pump according to claim 1, wherein the outer layers of the first noise reduction shell (9) and the second noise reduction shell (11) are made of steel plates with the thickness of 1-2mm, and damping layers of damping paint and asphalt are internally coated.
5. The hydraulic pump noise reduction mechanism according to claim 1, wherein the joint of the hot air outlet pipe (14) and the cold air inlet pipe (15) with the whole equipment is sealed by a sealing gasket, and the joint has good sealing property.
6. The hydraulic pump noise reduction mechanism according to claim 1, wherein the suction port of the cold air inlet pipe (15) is clamped with a pipe plug cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323238478.1U CN221568802U (en) | 2023-11-29 | 2023-11-29 | Noise reduction mechanism of hydraulic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323238478.1U CN221568802U (en) | 2023-11-29 | 2023-11-29 | Noise reduction mechanism of hydraulic pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221568802U true CN221568802U (en) | 2024-08-20 |
Family
ID=92296214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323238478.1U Active CN221568802U (en) | 2023-11-29 | 2023-11-29 | Noise reduction mechanism of hydraulic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221568802U (en) |
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2023
- 2023-11-29 CN CN202323238478.1U patent/CN221568802U/en active Active
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