CN213478642U - Hydraulic pump with good noise reduction and sound insulation performance - Google Patents
Hydraulic pump with good noise reduction and sound insulation performance Download PDFInfo
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- CN213478642U CN213478642U CN202022212587.6U CN202022212587U CN213478642U CN 213478642 U CN213478642 U CN 213478642U CN 202022212587 U CN202022212587 U CN 202022212587U CN 213478642 U CN213478642 U CN 213478642U
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Abstract
The utility model discloses a hydraulic pump that noise reduction and sound insulation performance is good, including hydraulic pump main part, first protection cover and base, the outside one side swing joint of hydraulic pump main part has first protection cover, and the all fixedly connected with card limits of intermediate position of first protection cover both sides, one side on card limit is provided with the nested piece, and the inside both sides of nested piece all are provided with the jack, the both sides of hydraulic pump main part all are provided with the bearing board, and the bottom of hydraulic pump main part is provided with the base. The utility model discloses a bearing board that sets up in the outside both sides of hydraulic pump main part, hydraulic pump main part during operation can produce vibrations, then the vibrations effect can promote the sliding block through branch and slide in hollow block is inside to make sliding block extrusion spring, then the spring can produce the bounce, this bounce can offset with the vibrations effect that the hydraulic pump main part produced, thereby realized the buffering effect, then the noise of poor emergence in the reduction hydraulic pump main part work that can the certain degree, the sound insulation that has improved the hydraulic pump falls the performance of making an uproar.
Description
Technical Field
The utility model relates to a hydraulic pump technical field specifically is a hydraulic pump that noise reduction and sound insulation performance is good.
Background
The hydraulic pump is widely applied to various fields of national economy with unique technical advantages, particularly to the industrial fields of metallurgy, steel rolling, walking machinery and the like, in order to enable the hydraulic pump to drive various hydraulic actuating elements to complete effective process actions, a hydraulic control valve is needed to control the pressure, flow and flow direction of hydraulic oil, and the existing hydraulic pump has many problems in the use process, and the specific problems are as follows:
1. the existing hydraulic pump has poor sound insulation and noise reduction performance in the use process, and can generate increased noise in work;
2. when the existing hydraulic pump is used, a high-pressure oil outlet and a low-pressure oil suction port are not provided with a filtering structure, so that the lubricating property of oil is deteriorated due to the entering of impurities in the pump, and an oil film is damaged;
3. the existing hydraulic pump is not convenient to disassemble and assemble due to the protection structure in the using process, so that the pump is inconvenient to overhaul.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hydraulic pump that noise insulation performance is good falls to the performance of making an uproar is relatively poor falls in the sound insulation that provides in solving above-mentioned background art, and high-pressure oil-out does not have filtration with the low pressure oil absorption mouth, and protection architecture can not be convenient dismantle the installation scheduling problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hydraulic pump that noise reduction sound insulating properties is good, includes hydraulic pump main part, first protective cover, cover piece and base, the outside one side swing joint of hydraulic pump main part has the second protective cover, and the intermediate position on the inside top of hydraulic pump main part is provided with the low pressure oil absorption mouth, one side on the inside top of hydraulic pump main part is provided with the high pressure oil-out, and the inside fixedly connected with buffer tube of high pressure oil-out, the outside one side swing joint of hydraulic pump main part has first protective cover, and the equal fixedly connected with card limit of intermediate position of first protective cover both sides, one side on card limit is provided with the cover piece, and the inside both sides of cover piece all are provided with the jack, the both sides of hydraulic pump main part all are provided with the bearing.
Preferably, one side inside the buffer tube is fixedly connected with a filter disc, and the bottom end inside the buffer tube is fixedly connected with a buffer liquid tube.
Preferably, one side of the bottom end of the buffer liquid pipe is provided with a buffer liquid outlet, and the other side of the bottom end of the buffer liquid pipe is provided with a buffer liquid inlet.
Preferably, both sides on set piece top are all fixedly connected with fixation nut, and fixation nut's inside swing joint has a spacing bolt, spacing bolt's outside is provided with the external screw thread, and fixation nut's inside is provided with the internal thread that matches with the spacing bolt external screw thread.
Preferably, the bottom of bearing board is provided with hollow block, and the inside bottom fixedly connected with spring of hollow block.
Preferably, the top sliding connection of spring has the sliding block, and the top fixedly connected with branch of sliding block.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) this kind of hydraulic pump that noise insulation performance is good falls, through the bearing board that sets up in the outside both sides of hydraulic pump main part, hydraulic pump main part during operation can produce vibrations, then the vibrations effect can promote the sliding block through branch and slide in hollow block is inside, and make sliding block extrusion spring, then the spring can produce the bounce, this bounce can offset with the vibrations effect that hydraulic pump main part produced, thereby buffer effect has been realized, then the noise that the reduction hydraulic pump main part that can the certain degree is poor in the work, the performance of making an uproar falls in the sound insulation of hydraulic pump has been improved.
(2) This kind of hydraulic pump that noise reduction sound-proofing performance is good, through the buffer tube that sets up on the top of high-pressure oil-out and low pressure oil absorption mouth, if fluid temperature is high then can deteriorate and appear debris such as pitch, use production influence to the hydraulic pump, then through buffer solution export and the mobile buffer solution of buffer solution entry can assimilate the oil temperature that the pipeline in the high temperature or cross low oil temperature assimilate into the required temperature of hydraulic pump, and set up the cassette in the buffer tube, can filter the impurity in the oil that gets into the pump body, guarantee the purity of oil in the pump body.
(3) This kind of hydraulic pump that noise reduction sound insulation can be good, card limit through the both sides fixed connection at first protective cover, can overlap the cover piece inside the card limit of both sides, can rotate limit bolt in fixation nut's inside this moment, then limit bolt can be at fixation nut inside removal, and inside inserting the jack, thereby realize the installation between the first protective cover, the dismantlement can be realized to the same reason, then can be convenient dismantle the installation with the second protective cover to first protective cover, it is comparatively simple and convenient to make when overhauing the hydraulic pump main part.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a buffer tube structure according to the present invention;
FIG. 3 is a schematic top view of the nest block of the present invention;
fig. 4 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.
In the figure: 1. a hydraulic pump main body; 101. a high pressure oil outlet; 102. a low pressure suction port; 2. a buffer tube; 201. a buffer outlet; 202. a buffer liquid pipe; 203. a buffer inlet; 204. a filter disc; 3. a first protective cover; 301. edge clamping; 4. sleeving blocks; 401. fixing a nut; 402. a limit bolt; 403. a jack; 5. a support plate; 501. a hollow block; 502. a spring; 503. a slider; 504. a strut; 6. a base; 7. a second protective sheath.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a hydraulic pump with good noise reduction and sound insulation performance comprises a hydraulic pump main body 1, a first protective cover 3, a sleeve block 4 and a base 6, wherein one side of the outer part of the hydraulic pump main body 1 is movably connected with a second protective cover 7, a low-pressure oil suction port 102 is arranged in the middle of the top end of the inner part of the hydraulic pump main body 1, a high-pressure oil outlet 101 is arranged in one side of the top end of the inner part of the hydraulic pump main body 1, a buffer tube 2 is fixedly connected to the inner part of the high-pressure oil outlet 101, a filter sheet 204 is fixedly connected to one side of the inner part of the buffer tube 2, a buffer liquid tube 202 is fixedly connected to the bottom end of the buffer tube 2, a buffer liquid outlet 201 is arranged in one side of the bottom end of the buffer liquid tube 202, a buffer liquid inlet 203 is;
one side of the outside of the hydraulic pump main body 1 is movably connected with a first protective cover 3, the middle positions of two sides of the first protective cover 3 are fixedly connected with clamping edges 301, one side of each clamping edge 301 is provided with a sleeve block 4, two sides of the inside of each sleeve block 4 are provided with insertion holes 403, two sides of the top end of each sleeve block 4 are fixedly connected with a fixing nut 401, the inside of each fixing nut 401 is movably connected with a limiting bolt 402, the outside of each limiting bolt 402 is provided with an external thread, and the inside of each fixing nut 401 is provided with an internal thread matched with the external thread of each limiting bolt 402, so that the first protective cover 3 and the second protective cover 7 can be conveniently disassembled and assembled, and the hydraulic pump main body 1 is relatively convenient and;
both sides of hydraulic pump main part 1 all are provided with bearing board 5, the bottom of bearing board 5 is provided with hollow block 501, and the inside bottom fixedly connected with spring 502 of hollow block 501, the top sliding connection of spring 502 has sliding block 503, and the top fixedly connected with branch 504 of sliding block 503 and the bottom of hydraulic pump main part 1 are provided with base 6, the bounce-back force of spring 502 can offset with the vibrations effect that hydraulic pump main part 1 produced, thereby buffer effect has been realized, then the noise that the reduction hydraulic pump main part 1 that can the certain degree went wrong life in service.
The working principle is as follows: when in use, the sleeve block 4 can be sleeved inside the clamping edges 301 at two sides, at the moment, the limiting bolt 402 can be rotated inside the fixing nut 401, the limiting bolt 402 can move inside the fixing nut 401 and be inserted into the jack 403, so that the installation between the first protective covers 3 is realized, and the disassembly can be realized by the same principle, the first protective covers 3 and the second protective covers 7 can be conveniently disassembled and installed, so that the hydraulic pump main body 1 is simpler and more convenient to overhaul, the hydraulic pump main body 1 can generate vibration during working, the vibration effect can push the sliding block 503 to slide inside the hollow block 501 through the support rod 504, and the sliding block 503 can extrude the spring 502, the spring 502 can generate rebound force, the rebound force can offset the vibration effect generated by the hydraulic pump main body 1, so that the buffering effect is realized, and the noise generated during the working of the hydraulic pump main body 1 can be reduced to a certain degree, the performance of making an uproar falls in giving sound insulation of hydraulic pump has been improved, if the fluid temperature is high then can deteriorate and go out debris such as pitch, produce the influence to the use of hydraulic pump, then can assimilate into the oil of the required temperature of hydraulic pump the oil temperature that the temperature is too high or is low in the pipeline through the buffer solution that buffer solution export 201 and buffer solution entry 203 flow to set up cassette 204 in buffer tube 2, can filter the impurity in the oil that gets into the pump body, guarantee the purity of oil in the pump body.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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.
Claims (6)
1. The utility model provides a hydraulic pump that noise reduction sound-proofing performance is good, includes hydraulic pump main part (1), first protection casing (3), nest block (4) and base (6), its characterized in that: one side swing joint of hydraulic pump main part (1) outside has second protective sheath (7), and the intermediate position on the inside top of hydraulic pump main part (1) is provided with low pressure oil absorption mouth (102), one side on the inside top of hydraulic pump main part (1) is provided with high-pressure oil-out (101), and the inside fixedly connected with buffer tube (2) of high-pressure oil-out (101), one side swing joint of hydraulic pump main part (1) outside has first protection cover (3), and the intermediate position of first protection cover (3) both sides all fixedly connected with card limit (301), one side of card limit (301) is provided with nested piece (4), and the inside both sides of nested piece (4) all are provided with jack (403), the both sides of hydraulic pump main part (1) all are provided with bearing board (5), and the bottom of hydraulic pump main part (1) is provided with base (6).
2. The hydraulic pump with good noise reduction and sound insulation performance as claimed in claim 1, wherein: one side fixedly connected with cassette (204) inside buffer tube (2), and the inside bottom fixedly connected with buffer tube (202) of buffer tube (2).
3. The hydraulic pump with good noise reduction and sound insulation performance as claimed in claim 2, wherein: one side of buffer liquid pipe (202) bottom is provided with buffer liquid export (201), and the opposite side of buffer liquid pipe (202) bottom is provided with buffer liquid entry (203).
4. The hydraulic pump with good noise reduction and sound insulation performance as claimed in claim 1, wherein: both sides on set piece (4) top are all fixedly connected with fixation nut (401), and the inside swing joint of fixation nut (401) has spacing bolt (402), the outside of spacing bolt (402) is provided with the external screw thread, and the inside of fixation nut (401) is provided with the internal thread that matches with spacing bolt (402) external screw thread.
5. The hydraulic pump with good noise reduction and sound insulation performance as claimed in claim 1, wherein: the bottom of bearing board (5) is provided with hollow block (501), and the inside bottom fixedly connected with spring (502) of hollow block (501).
6. The hydraulic pump with good noise reduction and sound insulation performance as claimed in claim 5, wherein: the top end of the spring (502) is connected with a sliding block (503) in a sliding mode, and the top end of the sliding block (503) is fixedly connected with a support rod (504).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022212587.6U CN213478642U (en) | 2020-10-06 | 2020-10-06 | Hydraulic pump with good noise reduction and sound insulation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022212587.6U CN213478642U (en) | 2020-10-06 | 2020-10-06 | Hydraulic pump with good noise reduction and sound insulation performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213478642U true CN213478642U (en) | 2021-06-18 |
Family
ID=76366049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022212587.6U Active CN213478642U (en) | 2020-10-06 | 2020-10-06 | Hydraulic pump with good noise reduction and sound insulation performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213478642U (en) |
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2020
- 2020-10-06 CN CN202022212587.6U patent/CN213478642U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230619 Address after: No.10 Xuefu Sidao Street, Harbin City, Heilongjiang Province, 150001 Patentee after: Harbin Huawei welding and cutting equipment Co.,Ltd. Address before: Room 301 and 302, 3rd floor, No.8 Xuefu Sidao street, Nangang District, Harbin City, Heilongjiang Province Patentee before: Harbin Saiwei Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |