CN110440045A - Servo water pressure control device - Google Patents
Servo water pressure control device Download PDFInfo
- Publication number
- CN110440045A CN110440045A CN201910738432.5A CN201910738432A CN110440045A CN 110440045 A CN110440045 A CN 110440045A CN 201910738432 A CN201910738432 A CN 201910738432A CN 110440045 A CN110440045 A CN 110440045A
- Authority
- CN
- China
- Prior art keywords
- control valve
- wall
- water pressure
- control device
- pressure control
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/08—Servomotor systems incorporating electrically operated control means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
Abstract
The invention belongs to hydraulic pressure servo control element fields, especially servo water pressure control device, it is not easy to dismantle for existing end cap, power connection problem inconvenient for use, now propose following scheme, it includes control valve, the two sides of the control valve are equipped with end cap, control valve is equipped with power connection, card hole there are two being opened up on the end cap, kelly is movably installed in two card holes, one end of two kellies is fixedly mounted on control valve, the equal movable sleeve of the other end of two kellies is connected to fixture block, the side of fixture block offers card slot, installation cavity is offered on fixture block, push hole and jack are offered on the side inner wall of installation cavity.The present invention passes through the cooperation of fixture block and kelly, so that the disassembly enhanced convenience of end cap, so that when control valve repairs, the take-down time of end cap can be shortened, it to improve maintenance efficiency, while pulling open cover board and power connection is driven into terminal box, worker is allowed easily to use power connection.
Description
Technical field
The present invention relates to hydraulic pressure servo control element technical field more particularly to servo water pressure control devices.
Background technique
In the oily pneumatics association's machinery development meeting of the Japan on July 8th, 1993, the pure introduction in mountain pass of Japanese Yokohama national university
A kind of servo valve using originally water as medium, torque-motor part use permanent-magnet moving-iron, and the displacement of spool mainly passes through
The equalising torque at feedback rod and spool both ends is adjusted, and only spool displacement is mainly measured by displacement sensor, then
It feeds back torque-motor and is adjusted with will pass through feedback rod, throttled from filter to spray nozzle front end using level-one, spool and valve pocket
Using close envelope, the zero-bit distance of jet hole and baffle reaches 0.3mm, and the research done at present about hydraulic pressure servo valve is not
Very much, and result is all less desirable.
Publication No. CN100441887C discloses hydraulic pressure servo valve, and the present invention is suitable for the contour water base work of sea water and fresh water and is situated between
The water hydraulic system of matter, operating pressure is high, anti-cavitation ability is strong, abrasion loss is small, leakage rate is small, high-efficient, the linearity is good, drift
Small, impact vibration acceleration influence is small, but in this device, end cap is installed by bolt, once control valve damages, dismantles spiral shell
Bolt is the thing taken time and effort, thereby reduces maintenance efficiency, while power connection is when in use, due to inner space dusk
Secretly, so that plug can not be accurately inserted on power connection by staff, there are improved spaces.
Summary of the invention
The purpose of the present invention is to solve end cap exists in the prior art to be not easy to dismantle, power connection is inconvenient for use
Disadvantage, and the servo water pressure control device proposed.
To achieve the goals above, present invention employs following technical solutions:
Servo water pressure control device, including control valve, the two sides of the control valve are equipped with end cap, and control valve connects equipped with power supply
Head opens up on the end cap there are two card hole, is movably installed with kelly, the fixed peace in one end of two kellies in two card holes
On control valve, the equal movable sleeve of the other end of two kellies is connected to fixture block, and the side of fixture block offers card slot, opens up on fixture block
There is installation cavity, push hole and jack are offered on the side inner wall of installation cavity, push rod is movably installed in push hole, one end of kelly is prolonged
It extends in card slot and is in contact with the side of push rod, inserted link is movably installed in jack, the side of kelly offers slot, inserted link
One end extend in slot, by the cooperation of fixture block and kelly, so that the disassembly enhanced convenience of end cap, so that control
When valve repairs, the take-down time of end cap can be shortened, to improve maintenance efficiency.
Preferably, it is fixedly installed with terminal box on the control valve, is offered on the top side of terminal box and bottom side inner wall
Sliding slot is slidably fitted with the same slide plate in two sliding slots, and power connection is fixedly mounted on the side of slide plate, and the one of terminal box
Side is rotatably equipped with cover board by hinge, and the side of cover board is fixedly installed with drawing frame, and the side of frame is drawn to be movably installed with pull rod, draws
The side of bar is rotatably equipped with T-bar, and the side of T-bar is adapted with the side of slide plate, pulling block cover board, that is, may make slide plate will
Power connection drives out and is easy to use outside terminal box.
Preferably, it is fixedly installed with rotation axis on the side inner wall of the terminal box, T-bar is actively socketed on rotation axis
On, T-bar rotates on the rotating shaft.
Preferably, one end of the first spring, the other end of the first spring are fixedly installed on the side inner wall of the sliding slot
It is fixedly mounted on the side of slide plate, the two sides of slide plate move horizontally in two sliding slots and make two the first spring stress.
Preferably, the side of the pull rod is fixedly mounted there are two pulling shaft, and the side of T-bar offers pulling eye, two drawings
One end of axis extends through pulling eye and draws frame, pulls cover board, so that frame is drawn to drive pull rod mobile, pull rod pulls T-bar mobile.
Preferably, it being rotatably equipped with bull stick on the side inner wall of the installation cavity, the side of bull stick is rotatably equipped with connecting rod,
The side of connecting rod is rotatably installed on the side of inserted link, and the side of connecting rod is rotatably equipped with adapting rod, and mandril passes through adapting rod band
Dynamic link rotatable, link rotatable drive bar rotation.
Preferably, elliptical aperture is offered on the side inner wall of the installation cavity, one end of push rod is fixedly installed with mandril, turns
The side of extension bar is rotatably installed on the side of mandril, and one end of mandril through elliptical aperture and is rotatably equipped with oval block, oval
The side of block opens up fluted, and annular offers circular groove on the inner wall of groove, and round block, one end of mandril are movably installed in circular groove
It is fixedly mounted on the side of round block, fixing sleeve is connected to baffle on mandril, and baffle is in contact with the side inner wall of installation cavity, simultaneously
Mandril drives out oval block outside elliptical aperture, and ellipse of revolution block keeps it vertical with elliptical aperture at this time, while baffle blocks elliptical aperture,
Installation can be completed.
Preferably, one end of second spring, the other end of second spring are fixedly installed on the side inner wall of the push hole
It is fixedly mounted on the side of push rod, fixture block is inserted on one end of kelly at this time, so that kelly pushes push rod mobile simultaneously
So that second spring stress.
It, can be by end cap since provided with card hole, kelly and fixture block, fixture block being inserted on one end of kelly in the present invention
It is mounted on the side of control valve, so that end cap is easy to disassemble；
In the present invention, due to being provided with terminal box and cover board, pulling block cover board may make slide plate that power connection is driven out wiring
It is easy to use outside box；
The present invention, by the cooperation of fixture block and kelly, so that the disassembly enhanced convenience of end cap, so that control valve repairs
When, the take-down time of end cap can be shortened, to improve maintenance efficiency, while cover board is pulled open and power connection is driven into wiring
Box allows worker easily to use power connection.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of servo water pressure control device proposed by the present invention；
Fig. 2 is the structural schematic diagram that the end cap of servo water pressure control device proposed by the present invention is connect with fixture block；
Fig. 3 is the structural schematic diagram of part A in Fig. 2 of servo water pressure control device proposed by the present invention；
Fig. 4 is the structural schematic diagram of part B in Fig. 2 of servo water pressure control device proposed by the present invention；
Fig. 5 is the terminal box structure schematic diagram of servo water pressure control device proposed by the present invention.
In figure: 1 control valve, 2 end caps, 3 card holes, 4 kellies, 5 fixture blocks, 6 terminal boxes, 7 card slots, 8 installation cavitys, 9 push hole, 10 push away
Bar, 11 jacks, 12 inserted links, 13 slots, 14 connecting rods, 15 bull sticks, 16 adapting rods, 17 mandrils, 18 elliptical apertures, 19 baffles, 20 ellipses
Frame, 26 pull rods, 27 rotation axis, 28 T-bars, 29 grooves, 30 are drawn in block, 21 sliding slots, 22 slide plates, 23 power connections, 24 cover boards, 25
Circular groove, 31 round blocks.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Embodiment 1
Referring to Fig.1-5, servo water pressure control device, including control valve 1, the two sides of control valve 1 are equipped with end cap 2, on control valve 1
It equipped with power connection 23, is opened up on end cap 2 there are two card hole 3, is movably installed with kelly 4, two kellies 4 in two card holes 3
One end be fixedly mounted on control valve 1, the equal movable sleeve of the other end of two kellies 4 is connected to fixture block 5, and the side of fixture block 5 is opened
Equipped with card slot 7, installation cavity 8 is offered on fixture block 5, offers push hole 9 and jack 11 on the side inner wall of installation cavity 8, in push hole 9
It is movably installed with push rod 10, one end of kelly 4 extends in card slot 7 and is in contact with the side of push rod 10, movable in jack 11
Inserted link 12 is installed, the side of kelly 4 offers slot 13, and one end of inserted link 12 extends in slot 13, passes through fixture block 5 and card
The cooperation of bar 4, so that the disassembly enhanced convenience of end cap 2, so that the disassembly of end cap 2 can be shortened when control valve 1 repairs
Time, to improve maintenance efficiency.
The present invention is fixedly installed with terminal box 6 on control valve 1, offers cunning on the top side of terminal box 6 and bottom side inner wall
Slot 21 is slidably fitted with the same slide plate 22 in two sliding slots 21, and power connection 23 is fixedly mounted on the side of slide plate 22, connects
The side of wire box 6 is rotatably equipped with cover board 24 by hinge, and the side of cover board 24, which is fixedly installed with, draws frame 25, draws the side of frame 25
It is movably installed with pull rod 26, the side of pull rod 26 is rotatably equipped with T-bar 28, the side of T-bar 28 and the side phase of slide plate 22
Adaptation, pulling block cover board 24 may make slide plate 22 drives out power connection 23 to be easy to use outside terminal box 6.
The present invention is fixedly installed with rotation axis 27 on the side inner wall of terminal box 6, and T-bar 28 is actively socketed on rotation axis
On 27, T-bar 28 rotates in rotation axis 27.
The present invention, one end of the first spring is fixedly installed on the side inner wall of sliding slot 21, and the other end of the first spring is solid
Dingan County mounted in slide plate 22 side on, the two sides of slide plate 22 moved horizontally in two sliding slots 21 and make two the first springs by
Power.
The present invention, the side of pull rod 26 are fixedly mounted there are two pulling shaft, and the side of T-bar 28 offers pulling eye, two drawings
One end of axis extends through pulling eye and draws frame 25, pulls cover board 24, so that frame 25 is drawn to drive pull rod 26 mobile, pull rod 26 pulls T
Type bar 28 is mobile.
The present invention is rotatably equipped with bull stick 15 on the side inner wall of installation cavity 8, and the side of bull stick 15 is rotatably equipped with connecting rod
14, the side of connecting rod 14 is rotatably installed on the side of inserted link 12, and the side of connecting rod 14 is rotatably equipped with adapting rod 16, mandril 17
Connecting rod 14 is driven to rotate by adapting rod 16, the rotation of connecting rod 14 drives bull stick 15 to rotate.
The present invention offers elliptical aperture 18 on the side inner wall of installation cavity 8, and one end of push rod 10 is fixedly installed with mandril
17, the side of adapting rod 16 is rotatably installed on the side of mandril 17, and one end of mandril 17 through elliptical aperture 18 and is rotatablely installed
There is oval block 20, the side of oval block 20 opens up fluted 29, and annular offers circular groove 30 on the inner wall of groove 29, in circular groove 30
It is movably installed with round block 31, one end of mandril 17 is fixedly mounted on the side of round block 31, and fixing sleeve is connected to baffle on mandril 17
19, baffle 19 is in contact with the side inner wall of installation cavity 8, while mandril 17 drives out oval block 20 outside elliptical aperture 18, at this time
Ellipse of revolution block 20 keeps it vertical with elliptical aperture 18, while baffle 19 blocks elliptical aperture 18, and installation can be completed.
The present invention, one end of second spring is fixedly installed on the side inner wall of push hole 9, and the other end of second spring is fixed
It is mounted on the side of push rod 10, is at this time inserted in fixture block 5 on one end of kelly 4, so that kelly 4 pushes push rod 10 mobile
And make second spring stress.
Embodiment 2
Referring to Fig.1-5, servo water pressure control device, including control valve 1, the two sides of control valve 1 are equipped with end cap 2, on control valve 1
It equipped with power connection 23, is opened up on end cap 2 there are two card hole 3, is movably installed with kelly 4, two kellies 4 in two card holes 3
One end pass through to be welded and fixed and be mounted on control valve 1, the equal movable sleeve of the other end of two kellies 4 is connected to fixture block 5, fixture block 5
Side offer card slot 7, installation cavity 8 is offered on fixture block 5, offers push hole 9 and jack on the side inner wall of installation cavity 8
11, push rod 10 is movably installed in push hole 9, one end of kelly 4 extends in card slot 7 and is in contact with the side of push rod 10, inserts
Inserted link 12 is movably installed in hole 11, the side of kelly 4 offers slot 13, and one end of inserted link 12 extends in slot 13, leads to
The cooperation of fixture block 5 Yu kelly 4 is crossed, so that the disassembly enhanced convenience of end cap 2, so that can shorten when control valve 1 repairs
The take-down time of end cap 2, to improve maintenance efficiency.
The present invention is equipped with terminal box 6 by being welded and fixed on control valve 1, on the top side of terminal box 6 and bottom side inner wall
Sliding slot 21 is offered, the same slide plate 22 is slidably fitted in two sliding slots 21, power connection 23 is mounted on by being welded and fixed
On the side of slide plate 22, the side of terminal box 6 is rotatably equipped with cover board 24 by hinge, and the side of cover board 24 is by being welded and fixed
It is equipped with and draws frame 25, draw the side of frame 25 to be movably installed with pull rod 26, the side of pull rod 26 is rotatably equipped with T-bar 28, T-bar
28 side is adapted with the side of slide plate 22, pulling block cover board 24 may make slide plate 22 that power connection 23 is driven out wiring
It is easy to use outside box 6.
The present invention is equipped with rotation axis 27 by being welded and fixed on the side inner wall of terminal box 6,28 pivot bush unit of T-bar
In rotation axis 27, T-bar 28 rotates in rotation axis 27.
The present invention, by the way that the one end for being equipped with the first spring is welded and fixed on the side inner wall of sliding slot 21, the first spring
By being welded and fixed on the side for being mounted on slide plate 22, the two sides of slide plate 22 move horizontally and make in two sliding slots 21 other end
Obtain two the first spring stress.
The present invention, by the way that installation is welded and fixed, there are two pulling shafts for the side of pull rod 26, and the side of T-bar 28 offers drawing
Hole, one end of two pulling shafts extend through pulling eye and draw frame 25, pull cover board 24, so that frame 25 is drawn to drive pull rod 26 mobile, draw
Bar 26 pulls T-bar 28 mobile.
The present invention is rotatably equipped with bull stick 15 on the side inner wall of installation cavity 8, and the side of bull stick 15 is rotatably equipped with connecting rod
14, the side of connecting rod 14 is rotatably installed on the side of inserted link 12, and the side of connecting rod 14 is rotatably equipped with adapting rod 16, mandril 17
Connecting rod 14 is driven to rotate by adapting rod 16, the rotation of connecting rod 14 drives bull stick 15 to rotate.
The present invention offers elliptical aperture 18 on the side inner wall of installation cavity 8, and one end of push rod 10 is by being welded and fixed installation
There is mandril 17, the side of adapting rod 16 is rotatably installed on the side of mandril 17, and one end of mandril 17 through elliptical aperture 18 and turns
Dynamic to be equipped with oval block 20, the side of oval block 20 opens up fluted 29, and annular offers circular groove 30 on the inner wall of groove 29, circle
Round block 31 is movably installed in slot 30, one end of mandril 17 is by being welded and fixed on the side for being mounted on round block 31, on mandril 17
It is socketed with baffle 19 by being welded and fixed, baffle 19 is in contact with the side inner wall of installation cavity 8, while mandril 17 is by oval block 20
It drives out outside elliptical aperture 18, ellipse of revolution block 20 keeps it vertical with elliptical aperture 18 at this time, while baffle 19 blocks elliptical aperture 18, i.e.,
Achievable installation.
The present invention, by being welded and fixed the one end for being equipped with second spring on the side inner wall of push hole 9, second spring it is another
Fixture block 5 is inserted on one end of kelly 4, by being welded and fixed on the side for being mounted on push rod 10 so that card by one end at this time
Bar 4 pushes push rod 10 mobile and makes second spring stress.
In the present invention, end cap 2 is placed on the side of control valve 1, so that card hole 3 is run through in one end of kelly 4, this
When fixture block 5 is inserted on one end of kelly 4 so that kelly 4 pushes push rod 10 mobile and makes second spring stress, in turn
So that mandril 17 is mobile, mandril 17 drives connecting rod 14 to rotate by adapting rod 16, and the rotation of connecting rod 14 drives bull stick 15 to rotate, in turn
Drive inserted link 12 mobile, so that one end of inserted link 12 is injected in slot 13, to fix kelly 4, while mandril 17 will
Oval block 20 drives out outside elliptical aperture 18, and ellipse of revolution block 20 keeps it vertical with elliptical aperture 18 at this time, at the same baffle 19 block it is ellipse
Installation can be completed in circular hole 18, when needing using power connection 23, pulls cover board 24, so that drawing frame 25 that pull rod 26 is driven to move
Dynamic, pull rod 26 pulls T-bar 28 mobile, and then pushes slide plate 22 mobile, and the two sides of slide plate 22 are horizontal in two sliding slots 21 to be moved
Two the first spring stress are moved and made, are easy to use outside terminal box 6 so that slide plate 22 drives out power connection 23.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. the two sides of servo water pressure control device, including control valve (1), the control valve (1) are equipped with end cap (2), control valve
(1) power connection (23) are equipped with, which is characterized in that opened up on the end cap (2) there are two card hole (3), two card holes (3) are interior
Be movably installed with kelly (4), one end of two kellies (4) is fixedly mounted on control valve (1), two kellies (4) it is another
The equal movable sleeve in one end is connected to fixture block (5), and the side of fixture block (5) offers card slot (7), and installation cavity (8) are offered on fixture block (5),
Push hole (9) and jack (11) are offered on the side inner wall of installation cavity (8), are movably installed with push rod (10), kelly in push hole (9)
(4) one end extends in card slot (7) and is in contact with the side of push rod (10), is movably installed with inserted link in jack (11)
(12), the side of kelly (4) offers slot (13), and one end of inserted link (12) extends in slot (13).
2. servo water pressure control device according to claim 1, which is characterized in that be fixedly mounted on the control valve (1)
Have terminal box (6), is offered on the top side of terminal box (6) and bottom side inner wall sliding slot (21), sliding peace in two sliding slots (21)
Equipped with the same slide plate (22), power connection (23) is fixedly mounted on the side of slide plate (22), and the side of terminal box (6) passes through
Hinge is rotatably equipped with cover board (24), and the side of cover board (24), which is fixedly installed with, draws frame (25), draws the side activity peace of frame (25)
Equipped with pull rod (26), the side of pull rod (26) is rotatably equipped with T-bar (28), and the one of the side of T-bar (28) and slide plate (22)
Side is adapted.
3. servo water pressure control device according to claim 2, which is characterized in that the side inner wall of the terminal box (6)
On be fixedly installed with rotation axis (27), T-bar (28) is actively socketed on rotation axis (27).
4. servo water pressure control device according to claim 2, which is characterized in that on the side inner wall of the sliding slot (21)
It is fixedly installed with one end of the first spring, the other end of the first spring is fixedly mounted on the side of slide plate (22).
5. servo water pressure control device according to claim 2, which is characterized in that the fixed peace in the side of the pull rod (26)
For dress there are two pulling shaft, the side of T-bar (28) offers pulling eye, and one end of two pulling shafts extends through pulling eye and draws frame (25).
6. servo water pressure control device according to claim 1, which is characterized in that the side inner wall of the installation cavity (8)
On be rotatably equipped with bull stick (15), the side of bull stick (15) is rotatably equipped with connecting rod (14), the rotational installation of the side of connecting rod (14)
On the side of inserted link (12), the side of connecting rod (14) is rotatably equipped with adapting rod (16).
7. servo water pressure control device according to claim 1, which is characterized in that the side inner wall of the installation cavity (8)
On offer elliptical aperture (18), one end of push rod (10) is fixedly installed with mandril (17), the rotational installation of the side of adapting rod (16)
On the side of mandril (17), one end of mandril (17) through elliptical aperture (18) and is rotatably equipped with oval block (20), oval block
(20) side opens up fluted (29), and annular offers circular groove (30) on the inner wall of groove (29), activity peace in circular groove (30)
Equipped with round block (31), one end of mandril (17) is fixedly mounted on the side of round block (31), and fixing sleeve is connected to gear on mandril (17)
Plate (19), baffle (19) are in contact with the side inner wall of installation cavity (8).
8. servo water pressure control device according to claim 1, which is characterized in that on the side inner wall of the push hole (9)
It is fixedly installed with one end of second spring, the other end of second spring is fixedly mounted on the side of push rod (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910738432.5A CN110440045B (en) | 2019-08-12 | 2019-08-12 | Servo water pressure control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910738432.5A CN110440045B (en) | 2019-08-12 | 2019-08-12 | Servo water pressure control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110440045A true CN110440045A (en) | 2019-11-12 |
| CN110440045B CN110440045B (en) | 2020-11-13 |
Family
ID=68434526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910738432.5A Active CN110440045B (en) | 2019-08-12 | 2019-08-12 | Servo water pressure control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110440045B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111098947A (en) * | 2019-12-18 | 2020-05-05 | 南京涵曦月自动化科技有限公司 | Bionic climbing robot |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040087377A (en) * | 2003-04-07 | 2004-10-14 | 정성필 | execution method of front panel adapt oneself to circumstances for cutting part the ground and the front panel for the same |
| CN201401554Y (en) * | 2009-04-28 | 2010-02-10 | 彭美友 | Water valve |
| CN206017930U (en) * | 2016-08-09 | 2017-03-15 | 佛山市联若五金实业有限公司 | A kind of valve fittings being convenient for changing |
| CN206458872U (en) * | 2017-02-16 | 2017-09-01 | 上海建东科技有限公司 | A kind of magnetic valve |
| CN206682091U (en) * | 2017-03-06 | 2017-11-28 | 鹤山市波士顿卫浴实业有限公司 | A kind of position limiting structure being connected for valve body with housing |
| CN108811382A (en) * | 2018-05-29 | 2018-11-13 | 孝感市奇思妙想文化传媒有限公司 | A kind of speech equipment easy to maintenance |
| CN208475255U (en) * | 2018-06-08 | 2019-02-05 | 华荣科技股份有限公司 | A kind of reflective mirror |
-
2019
- 2019-08-12 CN CN201910738432.5A patent/CN110440045B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040087377A (en) * | 2003-04-07 | 2004-10-14 | 정성필 | execution method of front panel adapt oneself to circumstances for cutting part the ground and the front panel for the same |
| CN201401554Y (en) * | 2009-04-28 | 2010-02-10 | 彭美友 | Water valve |
| CN206017930U (en) * | 2016-08-09 | 2017-03-15 | 佛山市联若五金实业有限公司 | A kind of valve fittings being convenient for changing |
| CN206458872U (en) * | 2017-02-16 | 2017-09-01 | 上海建东科技有限公司 | A kind of magnetic valve |
| CN206682091U (en) * | 2017-03-06 | 2017-11-28 | 鹤山市波士顿卫浴实业有限公司 | A kind of position limiting structure being connected for valve body with housing |
| CN108811382A (en) * | 2018-05-29 | 2018-11-13 | 孝感市奇思妙想文化传媒有限公司 | A kind of speech equipment easy to maintenance |
| CN208475255U (en) * | 2018-06-08 | 2019-02-05 | 华荣科技股份有限公司 | A kind of reflective mirror |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111098947A (en) * | 2019-12-18 | 2020-05-05 | 南京涵曦月自动化科技有限公司 | Bionic climbing robot |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110440045B (en) | 2020-11-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209699266U (en) | A kind of Multifunctional button perforating device | |
| CN201111552Y (en) | Wind-driven water pump | |
| CN110440045A (en) | Servo water pressure control device | |
| CN205713948U (en) | A kind of electromagnetic type rock drill | |
| CN208345671U (en) | A kind of drilling device for heating plant installation | |
| CN206942797U (en) | A kind of horizontal jet | |
| CN108316872A (en) | A kind of water drilling rig carries rod disassembling device soon | |
| CN209556932U (en) | A kind of rotary digging enters rock hammering drill bit | |
| CN205855588U (en) | The removable retaining device of cable separate machine and take-up reel and take-up reel thereof | |
| EP2660583B1 (en) | Test rig for a back-to-back test of a turbine | |
| CN107520800A (en) | A kind of installation fixture of press-seat butterfly valve seat | |
| CN106081728A (en) | A kind of cable separate machine and take-up reel thereof and the removable retaining device of take-up reel | |
| CN209045036U (en) | A kind of transmission tower Omnibearing adjustable Sign Board | |
| CN109538509A (en) | A kind of Novel moveable centrifugal blower and its application method | |
| CN202510030U (en) | Vehicle multipurpose roofbolter | |
| CN206435890U (en) | The mounting structure of wire reel on bonding machine | |
| CN107630992A (en) | A kind of three-ratio gear based on multi-diameter shaft | |
| CN211950309U (en) | Piling drilling machine with adjustable drill bit limit | |
| CN210451472U (en) | Cable penetrating structure of groove cutting device | |
| CN208918488U (en) | A kind of water drilling rig mentions rod disassembling device fastly | |
| CN210948587U (en) | High-pressure oil gas wellhead device with remote control system | |
| CN208845095U (en) | A kind of construction piling equipment | |
| CN106044371A (en) | Take-up reel and cable dividing machine using take-up reel | |
| CN106168525B (en) | A kind of method that balancing machine is operated on wheel with realization | |
| CN215210635U (en) | Safety system for subway sound barrier construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Servo hydraulic control device Effective date of registration: 20210820 Granted publication date: 20201113 Pledgee: Shandong Longkou Rural Commercial Bank Co.,Ltd. Fushan sub branch Pledgor: YANTAI ZHONGYU AEROHYDRAULIC Co.,Ltd. Registration number: Y2021980008092 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |