CN108087622B - A kind of hydraulic damping device for valve - Google Patents
A kind of hydraulic damping device for valve Download PDFInfo
- Publication number
- CN108087622B CN108087622B CN201711213122.9A CN201711213122A CN108087622B CN 108087622 B CN108087622 B CN 108087622B CN 201711213122 A CN201711213122 A CN 201711213122A CN 108087622 B CN108087622 B CN 108087622B
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- Prior art keywords
- valve
- valve body
- symmetrically arranged
- slidably connected
- connecting tube
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Classifications
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- 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
- F16K47/00—Means in valves for absorbing fluid energy
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention discloses a kind of hydraulic damping devices for valve, including valve body, the upper end of the valve body is equipped with the valve port being firmly connected with it, the connecting tube being slidably connected with it is equipped in the valve body, one end of the connecting tube passes through the lower end of valve body, the snap ring being firmly connected with it is socketed in the connecting tube, multiple first sleeves being firmly connected with it are symmetrically arranged on the outside of the snap ring, the snap ring and the inner sidewall of connecting tube are equipped with intercommunicating pore, the first sleeve is equipped with first sliding groove far from one end of snap ring, the T shape push plate being slidably connected with it is inserted in the first sliding groove, the T shape push plate and first sliding groove are tightly connected.The advantage of the invention is that hydraulic damping device is additionally arranged on valve, by the multiple deceleration of device, when so that valve closing incoming terminal position, impact force suffered by valve seat in valve reduces, the service life of valve is improved, apparatus structure is simple, easy to use.
Description
Technical field
The present invention relates to valve buffer unit technical field more particularly to a kind of hydraulic damping devices for valve.
Background technique
Valve is the mechanical device of flow, flow direction, pressure, temperature of fluid media (medium) of control flowing etc., and valve is pipeline
Basic component in system.Valve pipe fitting technically with pump, discuss often as an individual classification.Valve
Manual or handwheel, handle or pedal operation can be used, the pressure of fluid media (medium), temperature and flow can also be changed by controlling
Variation.Valve can carry out continuous or duplicate operation, such as the peace installed in hot-water heating system or steam boiler to these variations
Full valve.It needs to use according to external input (adjust and flow through the continually changing set-point of pipeline) in more complicated control system
Autocontrol valve.Autocontrol valve is not required to manual operation, according to its input and setting, valve is made to accurately control fluid media (medium)
Requirements.Valve is also divided into cast iron valve, cast steel valve, stainless valve, chrome-molybdenum steel valve, Chrominm-molybdenum-vanadium steel according to material
Valve, dual phase steel valve, Plastic valve, nonstandard customized equal valves material.Currently, pneumatic control valve is a kind of common valve
, existing pneumatic control valve is mainly by valve, cylinder and solenoid valve block at the double of cylinder are realized in the commutation for passing through solenoid valve
To movement, it is controlled by cylinder the opening and closing of valve.But this pneumatic control valve has the following deficiencies: due to cylinder
Impact force is larger, and when valve closes incoming terminal position, the valve seat in valve will receive very big impact force, while valve rod institute
The impact force being subject to reacts on cylinder piston rod, easily causes the damage of valve or cylinder, shortens the service life of valve.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, such as: since the impact force of cylinder is larger, when
When valve closes incoming terminal position, the valve seat in valve will receive very big impact force, while impact force suffered by valve rod
Cylinder piston rod is reacted on, the damage of valve or cylinder is easily caused, shortens the service life of valve, and the one kind proposed is used for
The hydraulic damping device of valve.
To achieve the goals above, present invention employs following technical solutions:
A kind of hydraulic damping device for valve, including valve body, the upper end of the valve body, which is equipped with, to be firmly connected with it
Valve port, the valve body is interior to be equipped with the connecting tube being slidably connected with it, and one end of the connecting tube passes through the lower end of valve body, the company
It is socketed with the snap ring being firmly connected with it on adapter tube, multiple first sets being firmly connected with it are symmetrically arranged on the outside of the snap ring
The inner sidewall of cylinder, the snap ring and connecting tube is equipped with intercommunicating pore, and the first sleeve is equipped with first far from one end of snap ring and slides
Slot is inserted with the T shape push plate being slidably connected with it in the first sliding groove, and the T shape push plate and first sliding groove are tightly connected, institute
The one end for stating T shape push plate is equipped with fixed plate, and the lower end of the snap ring is symmetrically arranged with the drive block being firmly connected with it, the connection
First connecting rod is symmetrically arranged on pipe, the both ends of the first connecting rod and the inner sidewall of valve body are slidably connected, and described first connects
It is symmetrically arranged with the driver plate being slidably connected with it on extension bar, the first rotation axis and the second rotation axis are equipped in the valve body, it is described
First rotation axis is located at the side of the second rotation axis, and first rotation axis is equipped with the first fixed pulley being rotatablely connected with it,
Second rotation axis is equipped with the second fixed pulley being rotatablely connected with it, and the two sides of the connecting tube are symmetrically arranged with to be slided with it
The slide plate of connection, the slide plate are equipped with connecting rope, and movable pulley is equipped between first fixed pulley and the second fixed pulley, described
The other end of connecting rope is each passed through the lower end of the first fixed pulley, the upper end of the second fixed pulley and movable pulley.
Preferably, it is symmetrically arranged with slide bar in the fixed plate, second sleeve, the cunning are symmetrically arranged in the first sleeve
One end of bar is plugged in second sleeve and is slidably connected with it.
Preferably, one end of the second sleeve is equipped with second sliding slot, and the first spring is equipped in the second sliding slot, described
One end of first spring is connect with slide bar, and the other end of the slide bar and the inner sidewall of valve body are slidably connected.
Preferably, the side of the drive block is symmetrically arranged with the rotating bar being rotatablely connected with it, the rotating bar it is another
End is rotatablely connected with driver plate, and the drive block is equipped with third spring, and the other end of the third spring is connect with driver plate.
Preferably, the other end of the connecting rope is equipped with the first fixed block, and it is fixed that first fixed block is equipped with second
The inner sidewall of block, first fixed block and the second fixed block is slidably connected.
Preferably, be symmetrically arranged with the second connecting rod in the connecting tube, the both ends of second connecting rod and valve body it is interior
Side walls connection, the lower inner side wall of the valve body are equipped with second spring, the side of second connecting rod and the second bullet
Spring connection.
Compared with prior art, the beneficial effects of the present invention are: being additionally arranged hydraulic damping device on valve, pass through device
Multiple deceleration, when so that valve closing incoming terminal position, impact force suffered by the valve seat in valve reduces, and improves valve
Service life, apparatus structure is simple, easy to use.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the hydraulic damping device for valve proposed by the present invention；
Fig. 2 is a kind of structural schematic diagram of the hydraulic damping device snap ring for valve proposed by the present invention；
Fig. 3 is the structural schematic diagram in Fig. 2 at A；
Fig. 4 is the structural schematic diagram in Fig. 1 at B；
Fig. 5 is the structural schematic diagram in Fig. 1 at C.
In figure: 1 valve port, 2 valve bodies, 3 connecting tubes, 4 snap rings, 5 first sleeves, 6 T shape push plates, 7 second sleeves, 8 slide bars, 9
First spring, 10 fixed plates, 11 first connecting rods, 12 first fixed pulleys, 13 movable pulleys, 14 second fixed pulleys, 15 connecting ropes, 16
First fixed block, 17 second fixed blocks, 18 slide plates, 19 second connecting rods, 20 second springs, 21 drive blocks, 22 rotating bars, 23 pass
Movable plate, 24 third springs.
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.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For the convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must have specific side
Position is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
Referring to Fig.1-5, a kind of hydraulic damping device for valve, including valve body 2, the upper end of valve body 2 are equipped with solid with it
Surely the valve port 1 connected, valve body 2 is interior to be equipped with the connecting tube 3 being slidably connected with it, is symmetrically arranged with the second connecting rod 19 in connecting tube 3,
The both ends of second connecting rod 19 and the inner sidewall of valve body 2 are slidably connected, and the lower inner side wall of valve body 2 is equipped with second spring 20,
The side of second connecting rod 19 is connect with second spring 20, is slowed down by squeezing second spring 20, one end of connecting tube 3 is worn
Cross the lower end of valve body 2, be socketed with the snap ring 4 being firmly connected with it in connecting tube 3, the outside of snap ring 4 be symmetrically arranged with it is multiple and its
The first sleeve 5 being fixedly connected is symmetrically arranged with slide bar 8 in fixed plate 10, second sleeve 7, slide bar is symmetrically arranged in first sleeve 5
8 one end is plugged in second sleeve 7 and is slidably connected with it, and one end of second sleeve 7 is equipped with second sliding slot, in second sliding slot
Equipped with the first spring 9, one end of the first spring 9 is connect with slide bar 8, and the other end of slide bar 8 and the inner sidewall of valve body 2 slide and connect
Connect, acted on by the elastic force of the first spring 9 so that T shape push plate 6 will reset after the liquid in intercommunicating pore is reduced, snap ring 4 and
The inner sidewall of connecting tube 3 is equipped with intercommunicating pore, and first sleeve 5 is equipped with first sliding groove far from one end of snap ring 4, inserts in first sliding groove
Equipped with the T shape push plate 6 being slidably connected with it, T shape push plate 6 and first sliding groove are tightly connected, and one end of T shape push plate 6, which is equipped with, to be fixed
Plate 10, the lower end of snap ring 4 are symmetrically arranged with the drive block 21 being firmly connected with it, are symmetrically arranged with first connecting rod 11 in connecting tube 3,
The both ends of first connecting rod 11 and the inner sidewall of valve body 2 are slidably connected, and are symmetrically arranged on first connecting rod 11 and are slidably connected with it
Driver plate 23, the side of drive block 21 is symmetrically arranged with the rotating bar 22 being rotatablely connected with it, the other end and biography of rotating bar 22
Movable plate 23 is rotatablely connected, and drive block 21 is equipped with third spring 24, and the other end of third spring 24 is connect with driver plate 23, works as biography
, will be so that rotating bar 22 be opened to two sides when motion block 21 moves downward, and then drive driver plate 23 is opened to two sides, third spring
24 are compressed into capable deceleration, are equipped with the first rotation axis and the second rotation axis in valve body 2, the first rotation axis is located at the second rotation axis
Side, the first rotation axis are equipped with the first fixed pulley 12 being rotatablely connected with it, and the second rotation axis is equipped with and is rotatablely connected with it
The second fixed pulley 14, the two sides of connecting tube 3 are symmetrically arranged with the slide plate 18 being slidably connected with it, and slide plate 18 is equipped with connecting rope
15, the other end of connecting rope 15 is equipped with the first fixed block 16, and the first fixed block 16 is equipped with the second fixed block 17, the first fixed block
16 are slidably connected with the inner sidewall of the second fixed block 17, and movable pulley 13 is equipped between the first fixed pulley 12 and the second fixed pulley 14,
The other end of connecting rope 15 is each passed through the lower end of the first fixed pulley 12, the upper end of the second fixed pulley 15 and movable pulley 13, passes through
Slide plate 18 drives connecting rope 15 to move downward, and by the transmission of the first fixed pulley 12, movable pulley 13 and the second fixed pulley 14, will draw
Dynamic first fixed block 16 moves upwards, and when the upper-end contact of the first fixed block 16 and the second fixed block 17, drive second is consolidated
Determine block 17 to move upwards, is increased by the gravitional force of the first fixed block 16 and the second fixed block 17, slowed down.
In the present invention, when user uses the device, liquid enters the connecting tube 3 in valve body 2 by valve port 1 first
Interior, partially liq enters in the intercommunicating pore on connecting tube 3 and snap ring 4, pushes T shape push plate 6 towards the inner sidewall direction of valve body 2
Movement so that the inner sidewall contact slide of one end of T shape push plate 6 and valve body 2, progress first time deceleration, at the same snap ring 4 to
Lower movement will drive drive block 21 to move downward, and squeeze rotating bar 22, so that rotating bar 22 is rotated to two sides, and then drive first
To two Slideslips, third spring 24 is compressed driver plate 23 in connecting rod 11, is carried out second and is slowed down, again liquid with connect
Slide plate 18 on pipe 3 contacts and slide plate 18 is pushed to move downward, and as slide plate 18 moves downward, connecting rope 15 will be driven to transport downwards
It is dynamic, by the transmission of the first fixed pulley 12, movable pulley 13 and the second fixed pulley 14, pulls on the first fixed block 16 and move upwards,
When the upper-end contact of the first fixed block 16 and the second fixed block 17, the second fixed block 17 will be driven to move upwards, pass through first
The gravitional force of fixed block 16 and the second fixed block 17 increases, by the deceleration of third time, finally with the downward fortune of connecting tube 3
It is dynamic, the second connecting rod 19 will be driven to move downward, and contact and squeeze with second spring 20, the 4th deceleration is carried out, thus right
Valve is buffered.
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 (6)
1. a kind of hydraulic damping device for valve, including valve body (2), which is characterized in that the upper end of the valve body (2) is equipped with
The valve port (1) being firmly connected with it, the valve body (2) is interior to be equipped with the connecting tube (3) being slidably connected with it, the connecting tube (3)
One end pass through the lower end of valve body (2), be socketed with the snap ring (4) being firmly connected with it, the snap ring on the connecting tube (3)
(4) multiple first sleeves (5) being firmly connected with it, the inner sidewall of the snap ring (4) and connecting tube (3) are symmetrically arranged on the outside of
It is equipped with intercommunicating pore, the first sleeve (5) is equipped with first sliding groove far from the one end of snap ring (4), plugs in the first sliding groove
There is the T shape push plate (6) being slidably connected with it, the T shape push plate (6) and first sliding groove are tightly connected, the T shape push plate (6)
One end is equipped with fixed plate (10), and the lower end of the snap ring (4) is symmetrically arranged with the drive block (21) being firmly connected with it, the connection
It is symmetrically arranged with first connecting rod (11) on pipe (3), the both ends of the first connecting rod (11) and the inner sidewall of valve body (2) slide and connect
It connects, the driver plate (23) being slidably connected with it is symmetrically arranged on the first connecting rod (11), is equipped with first in the valve body (2)
Rotation axis and the second rotation axis, first rotation axis are located at the side of the second rotation axis, first rotation axis be equipped with
Its first fixed pulley (12) being rotatablely connected, second rotation axis are equipped with the second fixed pulley (14) being rotatablely connected with it,
The two sides of the connecting tube (3) are symmetrically arranged with the slide plate (18) being slidably connected with it, and the slide plate (18) is equipped with connecting rope
(15), movable pulley (13) are equipped between first fixed pulley (12) and the second fixed pulley (14), the one of the connecting rope (15)
End is each passed through the lower end of the first fixed pulley (12), the upper end of the second fixed pulley (14) and movable pulley (13).
2. a kind of hydraulic damping device for valve according to claim 1, which is characterized in that the fixed plate (10)
On be symmetrically arranged with slide bar (8), be symmetrically arranged with second sleeve (7) on the first sleeve (5), one end of the slide bar (8) plugs
It is slidably connected in second sleeve (7) and with it.
3. a kind of hydraulic damping device for valve according to claim 2, which is characterized in that the second sleeve
(7) one end is equipped with second sliding slot, is equipped with the first spring (9), one end of first spring (9) and cunning in the second sliding slot
Bar (8) connection, the inner sidewall of the other end and valve body (2) of the slide bar (8) are slidably connected.
4. a kind of hydraulic damping device for valve according to claim 1, which is characterized in that the drive block (21)
Side be symmetrically arranged with the rotating bar (22) being rotatablely connected with it, one end of the rotating bar (22) and driver plate (23) rotation connect
It connects, the drive block (21) is equipped with third spring (24), and one end of the third spring (24) is connect with driver plate (23).
5. a kind of hydraulic damping device for valve according to claim 1, which is characterized in that the connecting rope (15)
The other end be equipped with the first fixed block (16), first fixed block (16) is equipped with the second fixed block (17), and described first is solid
Determine block (16) and the inner sidewall of the second fixed block (17) is slidably connected.
6. a kind of hydraulic damping device for valve according to claim 1, which is characterized in that the connecting tube (3)
On be symmetrically arranged with the second connecting rod (19), the both ends of second connecting rod (19) and the inner sidewall of valve body (2) are slidably connected, institute
The lower inner side wall for stating valve body (2) is equipped with second spring (20), the side of second connecting rod (19) and second spring
(20) it connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711213122.9A CN108087622B (en) | 2017-11-28 | 2017-11-28 | A kind of hydraulic damping device for valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711213122.9A CN108087622B (en) | 2017-11-28 | 2017-11-28 | A kind of hydraulic damping device for valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108087622A CN108087622A (en) | 2018-05-29 |
| CN108087622B true CN108087622B (en) | 2019-07-05 |
Family
ID=62173260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711213122.9A Active CN108087622B (en) | 2017-11-28 | 2017-11-28 | A kind of hydraulic damping device for valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108087622B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3633836C1 (en) * | 1986-10-04 | 1988-03-31 | Ford Werke Ag | Temperature-compensated control valve, in particular an accumulator valve for hydraulic control of motor vehicle transmissions |
| JP2000230669A (en) * | 1999-02-12 | 2000-08-22 | Honda Motor Co Ltd | Relief valve |
| CN2691738Y (en) * | 2003-11-07 | 2005-04-13 | 凌三伏 | Return device of hydraulic cutting trolley |
| CN101430015A (en) * | 2008-12-20 | 2009-05-13 | 胡传胜 | Elastic constant-pressure fluid-delivery valve |
| JP5132590B2 (en) * | 2009-01-23 | 2013-01-30 | カヤバ工業株式会社 | Shock absorber |
| CN103672123B (en) * | 2013-11-30 | 2016-03-16 | 无锡智能自控工程股份有限公司 | Buffering type high pulling torque spring return actuator |
-
2017
- 2017-11-28 CN CN201711213122.9A patent/CN108087622B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108087622A (en) | 2018-05-29 |
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