CN207145645U - A kind of Mini-sized manual high-pressure water hydraulic pressure antipollution valve - Google Patents
A kind of Mini-sized manual high-pressure water hydraulic pressure antipollution valve Download PDFInfo
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- CN207145645U CN207145645U CN201721032121.XU CN201721032121U CN207145645U CN 207145645 U CN207145645 U CN 207145645U CN 201721032121 U CN201721032121 U CN 201721032121U CN 207145645 U CN207145645 U CN 207145645U
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Abstract
A kind of Mini-sized manual high-pressure water hydraulic pressure antipollution valve,Including valve body,Valve rod,Handle and valve seat,The handle is by driving valve rod described in axis connection,The valve body is by mounting seat,Passage valve pocket and bearing block are sequentially connected with composition,The channel valve is arranged with two,It is connected to the both sides of the mounting seat,The passage valve pocket is fixed in the mounting seat by the bearing block,Valve plate is provided between described two passage valve pockets,The both sides of the valve plate are provided with valve seat,The upper end of valve plate is provided with the valve rod,The outer wall of described valve rod one end is provided with external screw thread,The driving the tip of the axis is provided with connecting hole,The internal thread being adapted with the valve rod external screw thread is provided with connecting hole,The driving the tip of the axis is extended into the valve body,It is and spacing in the valve body by bearing cap,Pod apertures are equipped with the valve plate and valve seat.Small volume of the present utility model, cost is relatively low, easy for assembly and disassembly and maintenance, contamination resistance is strong.
Description
Technical field
A kind of gate valve is the utility model is related to, more particularly to a kind of Mini-sized manual high-pressure water hydraulic pressure antipollution valve.
Background technology
In the pressure test field of oil pressure or hydraulic pressure, needle-valve is one of high pressure valve member being most widely used at present, is had
Cost is low, easy to operate, it is not necessary to the advantage such as external accessory, manual control, but its contamination resistance extreme difference, uses the longevity
Order short, and pressure is high and when latus rectum is larger, and pressurize, pressure release are difficult.
In high-pressure fluid switch control, most-often used is flap type, and flap type is that a kind of closure member is parallel gate plate
Slide-valve, the switch for passing through flap type controls the flowing of fluid and cut-off.The advantages of flap type, is that resistance tocrocking is strong,
The stable performance in, fault rate is small, and security performance is high, but its latus rectum is big, volume is big, it is big to take up space, installation and removal operation
Inconvenience.Flap type needs the guide effect of guide plate to ensure that sealing surface of valve plate is perpendicular with flow direction when installing, while valve seat
Pretightning force when being sealed with valve plate is completed by wavy spring, and must use special take-up device will during assembling valve plate
Wavy spring compresses, and is then reloaded into valve plate, causes installation procedure complicated, operating difficulties.In addition, flap type is in detachable maintaining
It is also required to by instrument, maintenance difficulty is big, and cost is high, is not suitable for pressure test field.
In summary needle-valve and flap type advantage and disadvantage, it is necessary to design a kind of small volume, pressure height, cost is relatively low, fills
Tear the Mini-sized manual high-pressure water hydraulic valve strong with easy to maintenance, contamination resistance open.
Utility model content
The utility model resists in view of the above-mentioned problems of the prior art, providing a kind of Mini-sized manual high-pressure water hydraulic pressure
Valve is polluted, small volume, the cost of the valve are relatively low, easy for assembly and disassembly and maintenance, contamination resistance is strong.
In order to realize above-mentioned purpose, the utility model uses following technical measures：
A kind of Mini-sized manual high-pressure water hydraulic pressure antipollution valve, including valve body, valve rod, handle and valve seat, described
Hand is by driving valve rod described in axis connection, and the valve body is sequentially connected with and formed by mounting seat, passage valve pocket and bearing block, institute
State channel valve and be arranged with two, be connected to the both sides of the mounting seat, the bearing block fixes the passage valve pocket
In the mounting seat；Valve plate is provided between described two passage valve pockets, the both sides of the valve plate have been left and right symmetrically arranged valve
Seat, valve plate connect the valve rod, and the outer wall of described valve rod one end is provided with external screw thread, and the driving the tip of the axis is provided with connection
Hole, connecting hole is interior to be provided with the internal thread being adapted with the valve rod external screw thread, and the driving the tip of the axis extends into the valve body
It is interior and spacing in the valve body by bearing cap, it is equipped with pod apertures on the valve plate and valve seat.
Preferably, the end of the drive shaft outer wall is provided with projection, it is parallel in the bearing block that two cylinders are installed
Roller bearing, the projection activity of the drive shaft are connected between two cylinder roller bearings.
Preferably, the bearing cap is bolted on the bearing block.
Preferably, the channel valve is put is connected with neck, the valve seat provided with fluid passage, the side of fluid passage
One end be socketed with high-pressure sealing ring, and installed by the high-pressure sealing ring in the neck, the high-pressure sealing ring side
Provided with wavy spring, when valve is closed, high-pressure chamber is formed between the neck, valve seat and the valve plate.
Preferably, the valve rod is provided with the stopper slot for fixing the valve plate.
Preferably, the end of the valve rod is provided with spacing ring, the valve rod is connected to two by the spacing ring activity
Between individual passage valve pocket.
Preferably, the valve body is provided with safety vent.
The beneficial effects of the utility model are：
1st, compared with the technology that valve opening and closing of the prior art is lifted by drive shaft lift band ovable valve stem, this practicality is new
The structure of the Mini-sized manual high-pressure water hydraulic pressure antipollution valve of type is simple, reasonable in design, drive shaft and spiral shell inside and outside valve rod use
Line is connected, and drive shaft one end is fixed in valve body, swing handle, you can and realize that valve rod rises or falls, occupy little space,
Resistance tocrocking is strong.
2nd, valve body of the present utility model is designed using binary channels valve pocket, double-valve-seat, convenient disassembly, without using special dismounting
Instrument, difficulty of processing and production cost are low, easy for assembly and disassembly and maintenance, and good seal performance.
3rd, the utility model is used manually operated, and envelope is helped using flat seal mode hydraulic pressure pressure between valve seat and valve plate,
Bearing block reduces the frictional force of drive shaft, and so as to reduce the torsion that people applies to handle, practical and convenient succinct, cost is relatively low.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of passage valve pocket of the present utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Refering to Fig. 1, a kind of Mini-sized manual high-pressure water hydraulic pressure antipollution valve, including valve body, valve rod 9, handle 8 and valve
Seat 3, the handle 8 connects the valve rod 9 by drive shaft 7, and the valve body is by mounting seat 1, passage valve pocket 2 and bearing block
4 are sequentially connected with composition, and the passage valve pocket 2 is provided with two, is connected to the both sides of the mounting seat 1, the bearing block 4
The passage valve pocket 2 is fixed in the mounting seat 1, mounting seat 1, passage valve seat can be completed by dismantling bearing block 4
The separation of set 2 and bearing block 4, assembly and disassembly are easy, convenient maintenance and detection；Valve plate 10, institute are provided between described two passage valve pockets 2
The both sides for stating valve plate 10 have been left and right symmetrically arranged valve seat 3, and valve plate 10 connects the valve rod 9, set on the outer wall of described one end of valve rod 9
There is external screw thread, the end of the drive shaft 7 is provided with connecting hole, is provided with connecting hole in being adapted with the external screw thread of valve rod 9
Screw thread, the end of the drive shaft 7 are extended into the valve body, and spacing in the valve body by bearing cap 6, the valve plate
10 and valve seat 3 on be equipped with pod apertures 15, the valve plate 10 uses floating type design, and two passages are placed in the activity of valve plate 10
Between valve pocket 2, there is certain gap in valve plate 10 and passage valve pocket 2, valve seat 3 is arranged between valve plate 10 and passage valve pocket 2, valve
Plate 10 can voluntarily adjust optimum position when both sides valve seat 3 compresses.In this embodiment, the valve rod 9 is provided with for fixing institute
The stopper slot of valve plate 10 is stated, the valve plate 10 moves up and down with the valve rod 9.
In order to avoid drive shaft 7 is offset in use, the connection of drive shaft 7 and valve rod 9, the drive shaft 7 are influenceed
The end of outer wall is provided with projection 71, parallel in the bearing block 4 to be provided with two cylinder roller bearings 72, the drive shaft 7
The activity of projection 71 is connected between two cylinder roller bearings 5, avoids projection 71 during the rotation of drive shaft 7 from being worn, and bearing
Seat 4 can effectively reduce frictional force when drive shaft 7 rotates, so as to reduce the torsion that people applies to handle 8.
The bearing cap 6 is bolted on the bearing block 4, facilitates valve body to assemble and disassemble, and is set on the passage valve pocket 2
There is fluid passage, the side of fluid passage is connected with neck 21, and one end of the valve seat 3 is socketed with high-pressure sealing ring 11, and leads to
Cross the high-pressure sealing ring 11 to install in the neck 21, can prevent high-pressure fluid from leaking outside, the side of high-pressure sealing ring 11 is set
There is wavy spring 12, preferable sealing effectiveness can be reached in low pressure；When valve rod 9 is pushed, and valve is closed, liquid is in the card
Form high-pressure chamber between groove 21, valve seat 3 and the valve plate 10, valve seat 3 caused under action of hydraulic force to the lateral movement of valve plate 10 1,
Hydraulic coupling is bigger, and the power being pressed on valve plate 10 is bigger, so as to play sealing function.
In order to facilitate valve supercharging and release, the fluid passage is by connector 22, variable diameter passage 23 and buffer channel
24 sequentially UNICOM formed, the connector 22 is connected with external high pressure pipe, variable diameter passage 23 described in the external high pressure Guan Keyu
High pressure static seal is formed, prevents highly pressurised liquid from regurgitating or revealing, reduces fault rate, a diameter of R of the connector 22, buffering is led to
A diameter of r in road 24, the maximum gauge of the variable diameter passage 23 are L1, minimum diameter L2, R >=L1 >=L2=r, fluid passage
The diameter of liquid feeding end progressively reduces, and in the present embodiment, the R is 9mm, L1 7mm, L2 5mm, r 5mm.The valve body
It is provided with safety vent, the leak liquid in the valve body can flow out at safety vent, in case hypertonia damages valve in valve body,
Improve the security performance of valve.
The end of the valve rod 9 is provided with spacing ring 91, and the valve rod 9 is connected to two by the activity of spacing ring 91 and led to
Between road valve pocket 2.
In summary, of the present utility model simple in construction, reasonable in design, drive shaft is coordinated using internal and external threads with valve rod and connected
Connect, drive shaft one end is fixed in valve body, swing handle, you can realize that valve rod rises or falls, occupy little space, resistance tocrocking
By force；In addition, valve is designed using binary channels valve pocket, double-valve-seat, convenient disassembly, without using removal tool special, difficulty of processing
It is easy for assembly and disassembly and maintenance and production cost is low, and good seal performance, equipment fault can be reduced and ensure processing safety, reduced into
This, saves all complicated equipment, easy to maintenance, and operation is light and handy, suitable for the Fluid pressure testing field such as hydraulic pressure or hydraulic pressure.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to is assert
The specific implementation of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of not departing from present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the present invention's
Protection domain.
Claims (7)
1. a kind of Mini-sized manual high-pressure water hydraulic pressure antipollution valve, including valve body, valve rod（9）, handle（8）And valve seat（3）,
The handle（8）Pass through drive shaft（7）Connect the valve rod（9）, it is characterised in that the valve body is by mounting seat（1）, passage
Valve pocket（2）And bearing block（4）It is sequentially connected with composition, the passage valve pocket（2）Provided with two, the installation bottom is connected to
Seat（1）Both sides, the bearing block（4）By the passage valve pocket（2）It is fixed on the mounting seat（1）On；It is described two logical
Road valve pocket（2）Between be provided with valve plate（10）, the valve plate（10）Both sides be left and right symmetrically arranged valve seat（3）, valve plate（10）Even
Connect the valve rod（9）, the valve rod（9）The outer wall of one end is provided with external screw thread, the drive shaft（7）End be provided with connection
Hole, is provided with connecting hole and the valve rod（9）The internal thread that external screw thread is adapted, the drive shaft（7）End extend into institute
State in valve body, and pass through bearing cap（6）It is spacing in the valve body, the valve plate（10）And valve seat（3）On be equipped with pod apertures
（15）.
A kind of 2. Mini-sized manual high-pressure water hydraulic pressure antipollution valve according to claim 1, it is characterised in that the drive
Moving axis（7）The end of outer wall is provided with projection（71）, the bearing block（4）It is interior parallel two cylinder roller bearings to be installed（5）, institute
State drive shaft（7）Projection（71）Activity is connected to two cylinder roller bearings（5）Between.
A kind of 3. Mini-sized manual high-pressure water hydraulic pressure antipollution valve according to claim 1, it is characterised in that the axle
Hold lid（6）It is bolted in the bearing block（4）On.
4. a kind of Mini-sized manual high-pressure water hydraulic pressure antipollution valve according to claim 1, it is characterised in that described logical
Road valve pocket（2）Fluid passage is provided with, the side of fluid passage is connected with neck, the valve seat（3）One end be socketed with high pressure
Seal（11）, and pass through the high-pressure sealing ring（11）Install in the neck, the high-pressure sealing ring（11）Side is provided with
Wavy spring（12）, when valve is closed, the neck, valve seat（3）With the valve plate（10）Between form high-pressure chamber.
A kind of 5. Mini-sized manual high-pressure water hydraulic pressure antipollution valve according to claim 1, it is characterised in that the valve
Bar（9）It is provided with the stopper slot for fixing the valve plate (10).
A kind of 6. Mini-sized manual high-pressure water hydraulic pressure antipollution valve according to claim 1, it is characterised in that the valve
The end of bar (9) is provided with spacing ring (91), and the valve rod (9) is connected to two passage valve pockets by the spacing ring (91) activity
(2) between.
A kind of 7. Mini-sized manual high-pressure water hydraulic pressure antipollution valve according to claim 1, it is characterised in that the valve
Body is provided with safety vent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721032121.XU CN207145645U (en) | 2017-08-17 | 2017-08-17 | A kind of Mini-sized manual high-pressure water hydraulic pressure antipollution valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721032121.XU CN207145645U (en) | 2017-08-17 | 2017-08-17 | A kind of Mini-sized manual high-pressure water hydraulic pressure antipollution valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207145645U true CN207145645U (en) | 2018-03-27 |
Family
ID=61665730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721032121.XU Active CN207145645U (en) | 2017-08-17 | 2017-08-17 | A kind of Mini-sized manual high-pressure water hydraulic pressure antipollution valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207145645U (en) |
-
2017
- 2017-08-17 CN CN201721032121.XU patent/CN207145645U/en active Active
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