CN207246431U - A kind of constant pressure hydraulic control valve - Google Patents
A kind of constant pressure hydraulic control valve Download PDFInfo
- Publication number
- CN207246431U CN207246431U CN201721235202.XU CN201721235202U CN207246431U CN 207246431 U CN207246431 U CN 207246431U CN 201721235202 U CN201721235202 U CN 201721235202U CN 207246431 U CN207246431 U CN 207246431U
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- fixed
- spool
- intake chamber
- constant
- effluent trough
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Abstract
The utility model discloses a kind of constant pressure hydraulic control valve,The top of valve body is equipped with threaded hole,Screw is adjusted to be flexibly connected with threaded hole by screw thread,The bottom for adjusting screw is fixed by constant-voltage equipment and spool,The bottom of spool is bonded with sealing frame,The inner wall of sealing frame and valve body is fixed,Constant-voltage equipment includes intake chamber,Effluent trough and seal assembly,Adjust the top that screw is fixed on intake chamber,Intake chamber is fixed on the top of spool,Some inlet openings are evenly distributed with the outside of intake chamber,The middle part of spool is equipped with through hole,Intake chamber is connected by through hole with effluent trough,The top of effluent trough is fixed with spool,Some apopores are evenly distributed with the outside of effluent trough,Seal assembly is fixed on the inside of effluent trough,Seal assembly includes compression spring,Fixed block and ball sealer,This constant pressure hydraulic control valve,Overload protection can be played the role of to valve body and water pipe by constant-voltage equipment,Prevent valve body from being damaged with water pipe because hydraulic pressure is excessive.
Description
Technical field
Hydraulic control valve technical field is the utility model is related to, is specially a kind of constant pressure hydraulic control valve.
Background technology
Hydraulic control valve is exactly the valve of hydraulic pressure control, and hydraulic control valve is by a main valve and its Dao Guan ﹑ Dao Fa ﹑ set up
Zhen Fa ﹑ ball valves and pressure gauge etc. form.Yao control Fu Qiu Fa ﹑ decompressions can be evolved into according to the difference using Mu ﹑ functions and place
Valve ﹑, which delays, to be closed check-valves ﹑ stream amount control valves ﹑ and lets out pressure valve ﹑ waterpower motor-operated control valve, control valve for water pump etc..
Since the pressure of water body in water pipe and the output of water body are related, when the pressure of water body is excessive, easily water pipe is made
Into damage, hydraulic control valve is connected with water pipe, so as to cause the damage of force control valve.
Utility model content
It is proposed in the above background technology to solve the purpose of this utility model is to provide a kind of constant pressure hydraulic control valve
Problem.
To achieve the above object, the utility model provides following technical solution：A kind of constant pressure hydraulic control valve, including valve
Body, adjust screw, constant-voltage equipment, spool and sealing frame, and the top of the valve body is equipped with threaded hole, and the adjusting screw passes through spiral shell
Line is flexibly connected with threaded hole, it is described adjust screw bottom fixed by constant-voltage equipment and spool, the bottom of the spool and
Sealing frame is bonded, and the inner wall of the sealing frame and valve body is fixed, and the constant-voltage equipment includes intake chamber, effluent trough and sealing group
Part, the top for adjusting screw and being fixed on intake chamber, the intake chamber are fixed on the top of spool, the outside of the intake chamber
Some inlet openings are evenly distributed with, the middle part of the spool is equipped with through hole, and the intake chamber is connected by through hole with effluent trough, institute
The top and spool for stating effluent trough are fixed, and some apopores are evenly distributed with the outside of the effluent trough, and the seal assembly is consolidated
Be scheduled on the inside of effluent trough, the seal assembly includes compression spring, fixed block and ball sealer, one end of the compression spring with
The inner wall of water outlet trench bottom is fixed, and the other end of the compression spring is fixed with fixed block, and the ball sealer is fixed on fixed block
Top, the top of the ball sealer is bonded with through hole.
Preferably, guide plate is socketed with the outside of the adjusting screw, the middle part of the guide plate is equipped with threaded hole, described
Screw is adjusted to be flexibly connected with guide plate by threaded hole.
Preferably, the junction of the spool and sealing frame is equipped with the first sealing ring, and first sealing ring is consolidated with spool
It is fixed.
Preferably, the bottom of the through hole is equipped with arc groove, and the arc groove coordinates with ball sealer.
Preferably, the junction of the arc groove and ball sealer is equipped with the second sealing ring, second sealing ring and arc
Groove is fixed.
Compared with prior art, the beneficial effects of the utility model are：
1st, when the utility model at work, one end of valve body is connected with water pipe, by the control spool for adjusting screw
With being bonded for sealing frame, so that the switch of application valve body, pressure release is carried out by the constant-voltage equipment water body larger to pressure, by close
Sealing assembly plays through hole sealing function, and compression spring applies spring to fixed block, and ball sealer is fixed on the top of fixed block, from
And the top of ball sealer and through hole are fitted closely, when the pressure of water body is larger, water body is entered in intake chamber by inlet opening,
The pressure of water body acts on compression spring by ball sealer, makes compression spring contraction, so that ball sealer is with by departing from, intaking
Water body in groove is entered in effluent trough by through hole, then is discharged by apopore, this constant pressure hydraulic control valve, passes through constant-voltage equipment
It can play the role of overload protection to valve body and water pipe, prevent valve body from being damaged with water pipe because hydraulic pressure is excessive.
2nd, the utility model adjusts and guide plate is socketed with the outside of screw, and the middle part of guide plate is equipped with threaded hole, adjusts silk
Bar is flexibly connected by threaded hole with guide plate, and guide plate plays the role of the company of guiding, spool and sealing frame to adjusting screw
Meet place and be equipped with the first sealing ring, the first sealing ring is fixed with spool, makes the better tightness between spool and sealing frame, through hole
Bottom is equipped with arc groove, and arc groove coordinates with ball sealer, and arc groove plays ball sealer spacing effect, and increases sealing
The junction of the contact area of ball and through hole, arc groove and ball sealer is equipped with the second sealing ring, and the second sealing ring is consolidated with arc groove
It is fixed, enhance the leakproofness between ball sealer and arc groove, it is therefore prevented that when hydraulic pressure is relatively low, company of the water body from arc groove and ball sealer
Connect place's exudation.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model constant-voltage equipment structure diagram；
Fig. 3 is the utility model constant-voltage equipment enlarged structure schematic diagram.
In figure：1- valve bodies；2- adjusts screw；3- constant-voltage equipments；4- spools；5- sealing frames；6- intake chambers；7- effluent troughs；
8- seal assemblies；9- inlet openings；10- through holes；11- apopores；12- compresses spring；13- fixed blocks；14- ball sealers；15- is oriented to
Plate；The first sealing rings of 16-；17- arc grooves；The second sealing rings of 18-.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
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 embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of constant pressure hydraulic control valve, including valve body 1,
Screw 2, constant-voltage equipment 3, spool 4 and sealing frame 5 are adjusted, the top of the valve body 1 is equipped with threaded hole, and the adjusting screw 2 is logical
Cross screw thread to be flexibly connected with threaded hole, the bottom for adjusting screw 2 is fixed by constant-voltage equipment 3 and spool 4, the spool 4
Bottom be bonded with sealing frame 5, the inner wall of the sealing frame 5 and valve body 1 is fixed, the constant-voltage equipment 3 include intake chamber 6, go out
Sink 7 and seal assembly 8, the top for adjusting screw 2 and being fixed on intake chamber 6, the intake chamber 6 are fixed on the top of spool 4
Portion, the outside of the intake chamber 6 are evenly distributed with some inlet openings 9, and the middle part of the spool 4 is equipped with through hole 10, the water inlet
Groove 6 is connected by through hole 10 with effluent trough 7, and top and the spool 4 of the effluent trough 7 are fixed, and the outside of the effluent trough 7 is uniform
Some apopores 11 are distributed with, the seal assembly 8 is fixed on the inside of effluent trough 7, and the seal assembly 8 includes compression spring
12nd, fixed block 13 and ball sealer 14, the inner wall of one end and 7 bottom of effluent trough of the compression spring 12 are fixed, the compression bullet
The other end of spring 12 is fixed with fixed block 13, and the ball sealer 14 is fixed on the top of fixed block 13, the top of the ball sealer 14
Portion is bonded with through hole 10.
The outside for adjusting screw 2 is socketed with guide plate 15, and the middle part of the guide plate 15 is equipped with threaded hole, the tune
Section screw 2 is flexibly connected by threaded hole with guide plate 15, and guide plate 15 plays the role of guiding, the valve to adjusting screw 2
The junction of core 4 and sealing frame 5 is equipped with the first sealing ring 16, and first sealing ring 16 is fixed with spool 4, make spool 4 with it is close
The better tightness between frame 5 is sealed, the bottom of the through hole 10 is equipped with arc groove 17, and the arc groove 17 is matched somebody with somebody with ball sealer 14
Close, arc groove 17 plays ball sealer 14 spacing effect, and increases the contact area of ball sealer 14 and through hole 10, described
Arc groove 17 and the junction of ball sealer 14 are equipped with the second sealing ring 18, and second sealing ring 18 is fixed with arc groove 17, increase
Strong leakproofness between ball sealer 14 and arc groove 17, it is therefore prevented that when hydraulic pressure is relatively low, water body is from arc groove 17 and ball sealer 14
Junction exudation.
Operation principle：At work, one end of valve body 1 is connected with water pipe, by the control spool 4 for adjusting screw 2
With being bonded for sealing frame 5, so that the switch of application valve body 1, pressure release is carried out by the water body larger to pressure of constant-voltage equipment 3, is led to
Cross seal assembly 8 and sealing function is played to through hole 10, compression spring 12 applies spring to fixed block 13, and ball sealer 14 is fixed on
Determine the top of block 13, so that the top of ball sealer 14 is fitted closely with through hole 10, when the pressure of water body is larger, water body passes through
Inlet opening 9 enters in intake chamber 6, and the pressure of water body acts on compression spring 12 by ball sealer 14, shrinks compression spring 12,
So that ball sealer 14 with by departing from, the water body in intake chamber 6 is entered in effluent trough 7 by through hole 10, then passes through apopore
11 discharges, this constant pressure hydraulic control valve, can play the role of overload protection to valve body 1 and water pipe by constant-voltage equipment 3, prevent valve
Body 1 is damaged with water pipe because hydraulic pressure is excessive.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed, or further include as this process, method, article or equipment
Intrinsic key element.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of constant pressure hydraulic control valve, including valve body (1), adjusting screw (2), constant-voltage equipment (3), spool (4) and sealing frame
(5), it is characterised in that：The top of the valve body (1) is equipped with threaded hole, and the adjusting screw (2) is lived by screw thread and threaded hole
Dynamic connection, the bottom for adjusting screw (2) is fixed by constant-voltage equipment (3) and spool (4), the bottom of the spool (4) with
Sealing frame (5) is bonded, and the sealing frame (5) and the inner wall of valve body (1) fix, the constant-voltage equipment (3) including intake chamber (6),
Effluent trough (7) and seal assembly (8), the top for adjusting screw (2) and being fixed on intake chamber (6), the intake chamber (6) are fixed
Some inlet openings (9), the middle part of the spool (4) are evenly distributed with the outside of the top of spool (4), the intake chamber (6)
Equipped with through hole (10), the intake chamber (6) is connected by through hole (10) with effluent trough (7), the top of the effluent trough (7) and valve
Core (4) is fixed, is evenly distributed with some apopores (11) on the outside of the effluent trough (7), the seal assembly (8) is fixed on out
The inside of sink (7), the seal assembly (8) include compression spring (12), fixed block (13) and ball sealer (14), the compression
One end of spring (12) and the inner wall of effluent trough (7) bottom are fixed, the other end and fixed block (13) of the compression spring (12)
Fixed, the ball sealer (14) is fixed on the top of fixed block (13), and the top of the ball sealer (14) is bonded with through hole (10).
A kind of 2. constant pressure hydraulic control valve according to claim 1, it is characterised in that：The outside for adjusting screw (2)
Guide plate (15) is socketed with, the middle part of the guide plate (15) is equipped with threaded hole, and the adjusting screw (2) is by threaded hole with leading
It is flexibly connected to plate (15).
A kind of 3. constant pressure hydraulic control valve according to claim 1, it is characterised in that：The spool (4) and sealing frame (5)
Junction be equipped with the first sealing ring (16), first sealing ring (16) is fixed with spool (4).
A kind of 4. constant pressure hydraulic control valve according to claim 1, it is characterised in that：The bottom of the through hole (10) is equipped with
Arc groove (17), the arc groove (17) coordinate with ball sealer (14).
A kind of 5. constant pressure hydraulic control valve according to claim 4, it is characterised in that：The arc groove (17) and ball sealer
(14) junction is equipped with the second sealing ring (18), and second sealing ring (18) is fixed with arc groove (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721235202.XU CN207246431U (en) | 2017-09-25 | 2017-09-25 | A kind of constant pressure hydraulic control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721235202.XU CN207246431U (en) | 2017-09-25 | 2017-09-25 | A kind of constant pressure hydraulic control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207246431U true CN207246431U (en) | 2018-04-17 |
Family
ID=61886937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721235202.XU Active CN207246431U (en) | 2017-09-25 | 2017-09-25 | A kind of constant pressure hydraulic control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207246431U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114483969A (en) * | 2022-02-23 | 2022-05-13 | 威海琅立德仪表科技有限公司 | Regulating valve capable of automatically discharging accumulated water |
-
2017
- 2017-09-25 CN CN201721235202.XU patent/CN207246431U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114483969A (en) * | 2022-02-23 | 2022-05-13 | 威海琅立德仪表科技有限公司 | Regulating valve capable of automatically discharging accumulated water |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200526 Address after: Room 672, 13 / F, 101, floors 1-14, building 2, No. 59, Huahua Road, Chaoyang District, Beijing 100020 Patentee after: Zhongrunpu (Beijing) Energy Technology Co., Ltd Address before: 325000 Hetian Village, Oubei Street, Yongjia County, Wenzhou City, Zhejiang Province Patentee before: CHENGBO VALVE CO., LTD. WENZHOU |