CN209196210U - A kind of high-pressure hydraulic pump of adjustable hydraulic pressure - Google Patents
A kind of high-pressure hydraulic pump of adjustable hydraulic pressure Download PDFInfo
- Publication number
- CN209196210U CN209196210U CN201821986065.8U CN201821986065U CN209196210U CN 209196210 U CN209196210 U CN 209196210U CN 201821986065 U CN201821986065 U CN 201821986065U CN 209196210 U CN209196210 U CN 209196210U
- Authority
- CN
- China
- Prior art keywords
- pressure
- valve body
- spool
- spring
- connecting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of high-pressure hydraulic pumps of adjustable hydraulic pressure, are related to the Pressure Control Technology field of water pump system.The utility model includes the pump housing, and the water outlet of the pump housing is connected with a pressure maintaining valve；Pressure maintaining valve has valve body, has inlet and liquid outlet on valve body, and valve body is provided with spool, and the inlet on valve body is vertical with liquid outlet, and the top cooperation of valve body, which is installed on the interior bottom side of a top cover, is fixed with a mandril；The top of mandril, which abuts, a spring base, and a spring is fixed on spring base, a connecting rod is connected at the top of spring, the top of connecting rod is connect with the bearing fit that spool bottom side is equipped with；A baffle plate is additionally provided in valve body between spool and spring.The utility model in valve body by being arranged the pressure regulating mechanism being made of the bevelled spool of a tool and spring and guiding mechanism, the fluid flow flow velocity for entering fluid line by pressure maintaining valve is adjusted in realization, to which the pressure in pipeline be adjusted, avoid manifold pressure excessive.
Description
Technical field
The utility model belongs to the Pressure Control Technology field of water pump system, more particularly to a kind of height of adjustable hydraulic pressure
Water pump.
Background technique
Water pump is all conveyed using pipeline connection in the transportational process for carrying out liquid transmission.This requires good
The pressure in conveyance conduit is controlled, when manifold pressure is excessive, then always pipeline can be caused to rush to pressurization is transported in pipeline
It hits, forms pipe explosion accident, to influence delivery safety, this needs a kind of valve that can control liquid pressure in pipeline just to carry out
Control the pressure of pipeline.Existing pressure maintaining valve mostly uses greatly Electronic control flow and flow rate, and its structure is complicated, and control program is numerous
Trivial, manufacturing cost is big, while pressure maintaining valve is only applicable to the pipeline of single strength specification mostly.
Utility model content
The purpose of this utility model is to provide a kind of high-pressure hydraulic pumps of adjustable hydraulic pressure, by being arranged in valve body by one
Has the pressure regulating mechanism of bevelled spool and spring and guiding mechanism composition, realization enters fluid to by pressure maintaining valve
The fluid flow flow velocity of pipeline is adjusted, so that the pressure in pipeline be adjusted, avoids manifold pressure excessive.
In order to solve the above technical problems, the utility model is achieved through the following technical solutions:
The utility model is a kind of high-pressure hydraulic pump of adjustable hydraulic pressure, including the pump housing, the water outlet of the pump housing are connected with
One pressure maintaining valve；The pressure maintaining valve has valve body, has inlet and liquid outlet on the valve body, and the valve body is provided with spool,
Inlet on the valve body is vertical with liquid outlet, and the top cooperation of the valve body is installed on the interior bottom side of a top cover fixed
There is a mandril；The top of the mandril, which abuts, a spring base, and a spring, the top of the spring are fixed on the spring base
It is connected with a connecting rod, the top of the connecting rod is connect with the bearing fit that spool bottom side is equipped with；
Wherein, a baffle plate is additionally provided in the valve body between the spool and spring, offered on the baffle plate one with
The through-hole of connecting rod clearance fit；
Wherein, guiding mechanism is equipped between the spool and baffle plate；The guiding mechanism includes setting the on baffle plate
The first guide post and the second guide post for being arranged on spool；
The end of first guide post is equipped with an open slot and in being provided with a guide roller in open slot；Described second
A sliding slot that cooperation is rolled with guide roller is equipped in guide post.
Further, the spool is a column structure, and the top of the spool has an inclined-plane；The inclined-plane direction goes out
The setting of liquid mouth direction.
Further, the top cover and valve body screw thread cooperate.
Further, sealing ring is equipped between the baffle plate and connecting rod.
The utility model has the following beneficial effects:
1, the utility model is made of by being arranged in valve body the bevelled spool of a tool and spring and guiding mechanism
Pressure regulating mechanism, realization the fluid flow flow velocity for entering fluid line by pressure maintaining valve is adjusted, thus to pipeline
Interior pressure is adjusted, and avoids manifold pressure excessive；
2, the utility model is realized to spring by being threadedly engaged on valve body equipped with top cover to the tune of the elastic force of spool
It is whole, suitable for the pipeline of a variety of different size intensity, solve the pipeline suitable for single strength specification of existing pressure maintaining valve extremely
Problem；
3, the utility model passes through bearing by the guiding mechanism and connecting rod and spool being made of column and guide roller
Connection；When guaranteeing to lead to connecting rod during rotating top cover and spool does not rotate, so that the inclined-plane of spool is towards constant.
Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the present embodiment pressure maintaining valve structural schematic diagram；
Fig. 2 is the present embodiment guiding mechanism structural schematic diagram；
Fig. 3 is the present embodiment guiding mechanism schematic view of the front view；
Fig. 4 is B-B directional profile figure in Fig. 3；
Fig. 5 is partial enlarged view at A in Fig. 4.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " aperture ", "upper", "lower", " thickness ", "top",
" in ", " length ", "inner", indicating positions or the positional relationship such as " surrounding ", be merely for convenience of description the utility model and simplification
Description, rather than the component or element of indication or suggestion meaning must have a particular orientation, and are constructed and grasped with specific orientation
Make, therefore should not be understood as limiting the present invention.
Please refer to shown in Fig. 1-5, the utility model be include the pump housing, the water outlet of the pump housing is connected with a pressure maintaining valve；Pressure stabilizing
Valve has valve body 1, has inlet 2 and liquid outlet 3 on valve body 1, and valve body 1 is provided with spool 5, the inlet 2 on valve body 1 with go out
Liquid mouth 3 is vertical, and the top cooperation of valve body 1, which is installed on the interior bottom side of a top cover 4, is fixed with a mandril 41；The top of mandril 41
Abutting has a spring base 42, and a spring 43 is fixed on spring base 42, and the top of spring 43 is connected with a connecting rod 7, the top of connecting rod 7
End is cooperatively connected with the bearing 51 that 5 bottom side of spool is equipped with；
Wherein, it is additionally provided with a baffle plate 6 in the valve body 1 between spool 5 and spring 43, one is offered on baffle plate 6 and connects
The through-hole 61 of 7 clearance fit of bar；
Wherein, guiding mechanism is equipped between spool 5 and baffle plate 6；Guiding mechanism includes four set the on baffle plate 6
First guide post 53 and four second guide posts 52 being arranged on spool 5；53 phase of second guide post 52 and the first guide post
Mutually it is cooperatively connected；
The end of first guide post 53 is equipped with an open slot 55 and in being provided with a guide roller 56 in open slot 55；Second
A sliding slot 54 that cooperation is rolled with guide roller 56 is equipped in guide post 52.
Spool 5 is a column structure, and the top of spool 5 has an inclined-plane 50；Inclined-plane 50 is arranged towards 3 direction of liquid outlet.
Top cover 4 is threadedly engaged with valve body 1.
Sealing ring is equipped between baffle plate 6 and connecting rod 7.
In the present embodiment, push spool 5 sliding along guiding mechanism direction after 2 feed liquor of inlet under the promotion of fluid pressure
Dynamic, liquid is flowed out through spool 5 from liquid outlet 3；By rotation top cover 4 to push compressed spring 43；Spring 43 can produce after compressing
The elastic force of raw rebound connecting rod 7, when liquid outlet 3 reaches identical flow rate of liquid flow at this time, also and spool 5 is moved to same position
When need higher Fluid pressure at inlet 2 can be only achieved.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (4)
1. a kind of high-pressure hydraulic pump of adjustable hydraulic pressure, including the pump housing, the water outlet of the pump housing are connected with a pressure maintaining valve；It is described steady
Pressure valve has valve body (1), has inlet (2) and liquid outlet (3) on the valve body (1), and the valve body (1) is provided with spool
(5), the inlet (2) on the valve body (1) is vertical with liquid outlet (3), it is characterised in that: the top of the valve body (1) cooperates
It is installed on the interior bottom side of a top cover (4) and is fixed with a mandril (41)；The top of the mandril (41), which abuts, a spring base
(42), it is fixed with a spring (43) on the spring base (42), is connected with a connecting rod (7) at the top of the spring (43), it is described
The bearing (51) that the top of connecting rod (7) and spool (5) bottom side are equipped with is cooperatively connected；
Wherein, it is additionally provided with a baffle plate (6) in the valve body (1) between the spool (5) and spring (43), the baffle plate (6)
On offer the through-hole (61) of one Yu connecting rod (7) clearance fit；
Wherein, guiding mechanism is equipped between the spool (5) and baffle plate (6)；The guiding mechanism includes setting the in baffle plate
(6) the second guide post (52) of the first guide post (53) and setting on spool (5) on；
The end of first guide post (53) is equipped with an open slot (55) and is provided with a guiding in the open slot (55)
Idler wheel (56)；A sliding slot (54) that cooperation is rolled with guide roller (56) is equipped in second guide post (52).
2. a kind of high-pressure hydraulic pump of adjustable hydraulic pressure according to claim 1, which is characterized in that the spool (5) is one
The top of column structure, the spool (5) has an inclined-plane (50).
3. a kind of high-pressure hydraulic pump of adjustable hydraulic pressure according to claim 1, which is characterized in that the top cover (4) and valve
Body (1) is threadedly engaged.
4. a kind of high-pressure hydraulic pump of adjustable hydraulic pressure according to claim 1, which is characterized in that the baffle plate (6) and
Sealing ring is equipped between connecting rod (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821986065.8U CN209196210U (en) | 2018-11-29 | 2018-11-29 | A kind of high-pressure hydraulic pump of adjustable hydraulic pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821986065.8U CN209196210U (en) | 2018-11-29 | 2018-11-29 | A kind of high-pressure hydraulic pump of adjustable hydraulic pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209196210U true CN209196210U (en) | 2019-08-02 |
Family
ID=67426696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821986065.8U Expired - Fee Related CN209196210U (en) | 2018-11-29 | 2018-11-29 | A kind of high-pressure hydraulic pump of adjustable hydraulic pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209196210U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113823859A (en) * | 2021-08-28 | 2021-12-21 | 西北工业大学 | Underwater vehicle battery module cooling system capable of self-adapting to navigational speed |
-
2018
- 2018-11-29 CN CN201821986065.8U patent/CN209196210U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113823859A (en) * | 2021-08-28 | 2021-12-21 | 西北工业大学 | Underwater vehicle battery module cooling system capable of self-adapting to navigational speed |
| CN113823859B (en) * | 2021-08-28 | 2024-02-02 | 西北工业大学 | Underwater vehicle battery module cooling system with self-adaptive navigational speed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190802 Termination date: 20191129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |