CN207145664U - A kind of Double-power switching valve - Google Patents
A kind of Double-power switching valve Download PDFInfo
- Publication number
- CN207145664U CN207145664U CN201721119594.3U CN201721119594U CN207145664U CN 207145664 U CN207145664 U CN 207145664U CN 201721119594 U CN201721119594 U CN 201721119594U CN 207145664 U CN207145664 U CN 207145664U
- Authority
- CN
- China
- Prior art keywords
- linkage section
- handle
- positioning
- double
- power switching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Mechanically-Actuated Valves (AREA)
Abstract
The utility model discloses a kind of Double-power switching valve, including valve body, valve element and handle, described valve core rotation is connected on valve body, described handle is fixed on the one end of valve element away from valve body, positioning component is connected with described handle, described positioning component includes locating dowel and at least two positioning shrinkage pools, described positioning shrinkage pool is opened on the outer wall of the valve body, the locating dowel is connected with handle, the locating dowel and the inwall of the positioning shrinkage pool contradict, and having reached makes handle be not easy the purpose arbitrarily overturn.
Description
Technical field
A kind of switching valve is the utility model is related to, more specifically to a kind of Double-power switching valve.
Background technology
Reversal valve is a kind of control and regulation element in hydraulic system, and its main function is the direction by changing oil stream
To control the direction of motion of executive component.
Notification number is that CN201851708U Chinese patent discloses a kind of Double-power switching valve at present, afflux valve body,
Normal open oil circuit, reversing oil circuit are provided with combiner valve body, valve element is movably disposed in combiner valve body, also set in combiner valve body
There is standby reversing oil circuit, be communicated with the cavity of oil circuit in valve element, valve element at least two stations in the direction of movement, a work
On position, the cavity of valve element is only corresponding with reversing oil circuit or standby reversing oil circuit connects.
Said structure can conveniently switch two sets of reversing oil circuits, and a set of reversing oil circuit is controlled by magnetic valve, standby commutation oil
Route control manually, thus can be as long as could switch to manual control when power failure or magnetic valve break down
Convenient switching between electromagnetic switch and manual reverse of direction.
The structure of this Double-power switching valve is simple, but is to be used together with oil cylinder, oil cylinder exists in actual use
Larger vibration can be produced during work, and for the ease of the upset of valve element, the frictional force between valve element and valve body is often
It is smaller, easily valve element is arbitrarily rotated because of vibration, production and processing is brought inconvenience.
Utility model content
In view of the deficienciess of the prior art, the utility model is to provide a kind of Double-power switching valve, it is not easy to make valve element
Arbitrarily rotate, be not easy to bring inconvenience to processing.
To achieve the above object, the utility model provides following technical scheme：A kind of Double-power switching valve, including valve
Body, valve element and handle, described valve core rotation are connected on valve body, and described handle is fixed on the one end of valve element away from valve body,
Positioning component is connected with described handle, described positioning component includes locating dowel and at least two positioning shrinkage pools, described
Positioning shrinkage pool is opened on the outer wall of the valve body, and the locating dowel is connected with handle, the locating dowel and the positioning shrinkage pool
Inwall contradict.
By using above-mentioned technical proposal, pass through swing handle, you can valve element is rotated with the rotation of handle, adjusting
After having saved valve element, it is arranged in by locating dowel in positioning shrinkage pool, and locating dowel and the inwall of positioning shrinkage pool is contradicted, this
When, there is certain frictional force between valve element and valve body, meanwhile, also there is certain friction between locating dowel and positioning shrinkage pool
Power, passing through the effect of both frictional force so that handle is not easy arbitrarily to rotate because vibrating caused by cylinder efficient, so as to
It is not easy to bring inconvenience to production and processing.
The utility model is further arranged to：Described positioning component also includes regulation cock and elastic component, described regulation
Bolt is threadedly connected on handle, and the both ends of described elastic component contradict with the locating dowel, regulation cock respectively.
By using above-mentioned technical proposal, regulation cock is rotated, elastic component is produced certain deformation, meanwhile, make elastic component
Elastic force is produced, locating dowel receives the elastic force effect of elastic component, further improves locating dowel and positions the frictional force between shrinkage pool,
So as to further make handle be not easy arbitrarily to rotate.
The utility model is further arranged to：Described locating dowel is close to one end of positioning shrinkage pool in hemispherical.
By using above-mentioned technical proposal, the end of locating dowel is in hemispherical, by increasing capacitance it is possible to increase the contact surface with positioning shrinkage pool
Product, meanwhile, can be by locating dowel voluntarily from positioning shrinkage pool abjection, so as to be easy to adjust when applying larger power to handle
Save valve element.
The utility model is further arranged to：Connected between adjacent described positioning shrinkage pool by arc groove, it is described
The inwall of locating dowel and positioning shrinkage pool is contradicted or contradicted with the inwall of arc groove.
By using above-mentioned technical proposal, after locating dowel is separated with positioning shrinkage pool, locating dowel is placed in arc groove
In, locating dowel is reduced to pressure caused by valve outer wall.
The utility model is further arranged to：Described handle includes the first linkage section and the second linkage section, and described determines
Hyte part is arranged on the first linkage section, and the second described linkage section is hinged by bearing pin and first linkage section, described
The stopper slot for being embedded the second linkage section is offered on the outer wall of valve body.
By using above-mentioned technical proposal, after the position of handle is regulated, the second linkage section is turned over along hinged place
Turn to be placed in stopper slot, further make handle be not easy arbitrarily to rotate because of vibrations, improving stability.
The utility model is further arranged to：Drive block, described driving are slidably connected on the first described linkage section
Block is connected by drive mechanism with the second linkage section, and length direction of the described drive block along the first linkage section connects toward away from second
Direction movement the second linkage section of driving for connecing section overturns along hinged place and separated with stopper slot.
By using above-mentioned technical proposal, length direction of the drive block along the first linkage section is moved, passes through driving machine
Structure drives the second linkage section to be overturn along hinged place, and the second linkage section is separated with stopper slot, you can makes handle smooth rotation, grasps
Make simple and effective.
The utility model is further arranged to：Described drive mechanism includes connecting rod, tooth sector and limit assembly, institute
The drive block stated is fixedly connected with the connecting rod, and described tooth sector is arranged and is fixed on bearing pin, and described connecting rod is with turning
Engaged to gear, described drive block is positioned on the first linkage section by the limit assembly.
By using above-mentioned technical proposal, length direction of the drive block along the first linkage section is moved, make connecting rod with
The movement of drive block and move, by axis rotation of the tooth sector along bearing pin, the second linkage section upset is occurred and from limit
Removed in the groove of position, it is easy to operate.
The utility model is further arranged to：Described limit assembly includes pilot pin and multiple spacing shrinkage pools, described
Pilot pin is slidably connected on drive block along the length direction of itself, and multiple described spacing shrinkage pools are opened in the second linkage section
On, described pilot pin is placed in spacing shrinkage pool.
By using above-mentioned technical proposal, pilot pin is moved along the length direction of itself, and be arranged in spacing shrinkage pool
In, pilot pin is positioned, so as to position drive block, makes drive block be not easy arbitrarily to be moved.
In summary, the utility model has the advantages that：
By axis rotation of second linkage section along valve element, the elastic force of elastic component can act against locating dowel positioning shrinkage pool
Inwall on, between valve element and valve body frictional force and locating dowel and positioning shrinkage pool between frictional force handle is positioned, meanwhile,
Length direction of the drive block along the first linkage section is moved, the second linkage section is overturn along hinged place, is embedded at stopper slot
In, further improve the stability of handle so that handle is not easy arbitrarily to rotate because of vibration, is not easy to make production and processing
Into influence；And it is simply efficient to adjust process, effective improving production efficiency.
Brief description of the drawings
Fig. 1 is external structure schematic diagram of the present utility model；
Fig. 2 is enlarged drawing at Fig. 1 A, to embody drive mechanism；
Fig. 3 is the structural representation for embodying positioning component.
Reference：1st, valve body；11st, valve element；12nd, pressure gauge；2nd, handle；21st, the first linkage section；22nd, the second linkage section；
3rd, positioning component；31st, locating dowel；32nd, shrinkage pool is positioned；33rd, elastic component；34th, regulation cock；35th, mounting hole；36th, arc groove；
41st, dovetail groove；42nd, drive block；5th, drive mechanism；51st, connecting rod；52nd, tooth sector；53rd, limit assembly；531st, pilot pin；
532nd, spacing shrinkage pool；6th, stopper slot.
Embodiment
The utility model is described further referring to the drawings.
As shown in figure 1, a kind of Double-power switching valve, including valve body 1, valve element 11 and handle 2.Valve element 11 is set in cylinder
Put, one end of valve element 11 is arranged in valve body 1, and be rotationally connected with valve body 1.
Two normal open oil circuits, two reversing oil circuits, two standby reversing oil circuits are set in valve body 1, set in valve element 11
Two mutually isolated cavities are put, valve element 11 has two stations when rotating, one of cavity connection on a station
One normal open oil circuit and a reversing oil circuit, another cavity connects another normal open oil circuit and another reversing oil circuit, another
One of cavity connects a normal open oil circuit on one station and a standby reversing oil circuit, another cavity connect another
Normal open oil circuit and another standby reversing oil circuit, a handle 2 is set on valve body 1, and handle 2 is arranged and to be fixed on valve element 11 remote
From one end of valve body 1, overflow valve is also provided with the bottom of valve body 1, pressure gauge 12 is fixedly installed at the top of valve body 1.
By axis rotation of the handle 2 along valve element 11, you can realize the switching of oil circuit, have between valve element 11 and valve body 1
Certain frictional force.
As shown in Figures 2 and 3, handle 2 includes the first linkage section 21 and the second linkage section 22.One end of first linkage section 21
It is fixedly connected with valve element 11, the other end is be hinged by bearing pin and the second linkage section 22.Positioning is provided with the first linkage section 21
Component 3.Positioning component 3 includes locating dowel 31, at least two and positions shrinkage pool 32, elastic component 33 and regulation cock 34.Elastic component 33
For spring, regulation cock 34 is bolt.Mounting hole 35 is offered on the first linkage section 21, mounting hole 35 is screwed hole.Will positioning
Post 31, elastic component 33 and regulation cock 34 are placed sequentially in mounting hole 35.Regulation cock 34 is threadedly coupled with mounting hole 35.
Positioning shrinkage pool 32 is opened on the outer wall of valve body 1.It is recessed that arc is provided between two neighboring positioning shrinkage pool 32
Groove 36.And arc groove 36 is connected with positioning shrinkage pool 32.The center of circle of arc groove 36 is located on the axle center of valve element 11.It will adjust
Section bolt 34 rotates toward the direction close to locating dowel 31.So that the compression of elastic component 33 produces elastic force, elastic force is delivered in locating dowel 31,
On the inwall that locating dowel 31 is acted against to positioning shrinkage pool 32, larger frictional force is produced, by the effect of frictional force, by handle 2
Positioning.
When needing rotational valve core 11, by axis rotation of first linkage section 21 along valve element 11.Locating dowel 31 is from one
Deviate from positioning shrinkage pool 32, and moved along arc groove 36, until acting against in another positioning shrinkage pool 32, realize that this is double acting
The switching operation of power switching valve.
One drive block 42 is slidably connected by dovetail groove 41 in length direction of first linkage section 21 along itself.It will drive
Motion block 42 is connected by drive mechanism 5 with the second linkage section 22.Drive mechanism 5 includes connecting rod 51, tooth sector 52 and spacing
Component 53.Limit assembly 53 includes pilot pin 531 and multiple spacing shrinkage pools 532.Be equipped with drive block 42 one it is above-mentioned fixed
Position bolt 531, pilot pin 531 is slidably connected on drive block 42, and makes to have necessarily between pilot pin 531 and drive block 42
Frictional force.Multiple above-mentioned spacing shrinkage pools 532 are offered on the inwall of dovetail groove 41.By pilot pin 531 along itself
Length direction moves, you can is embedded in spacing shrinkage pool 532.
Connecting rod 51 is rack, in strip.Tooth sector 52 is spur gear.Connecting rod 51 is fixed on drive block 42
In side wall.Tooth sector 52 is arranged and is fixed on bearing pin.Connecting rod 51 is remained with tooth sector 52 and engaged.
Length direction of the drive block 42 along the first linkage section 21 is moved toward the direction away from or close to the second linkage section 22
When dynamic, connecting rod 51 drives tooth sector 52 to rotate, and realizes axle center upset of second linkage section 22 along bearing pin.
The stopper slot 6 for placing the second linkage section 22 is offered in the side wall of valve body 1.In drive block 42 toward close to the
During the direction movement of two linkage sections 22, it can overturn the second linkage section 22 and be embedded in stopper slot 6；Similarly, drive block 42
When being moved toward the direction away from the first linkage section 21, the second linkage section 22 separates with stopper slot 6.
In summary, the second linkage section 22 is fixed on away from the taper hand on the one end of the first linkage section 21 in use, holding
Handle ball, axle center of the valve rod along itself is overturn, acted on by the elastic force of elastic component 33, locating dowel 31 is relied on into positioning shrinkage pool
In 32, handle 2 is just positioned；Then drive block 42 is slided toward close to the direction of the second linkage section 22, by the second linkage section 22
It is embedded in stopper slot 6, pilot pin 531 is arranged in spacing shrinkage pool 532, drive block 42 is positioned, so as to realizes handle 2
Positioning so that handle 2 is not easy to rotate because vibrating caused by cylinder efficient.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of Double-power switching valve, including valve body (1), valve element (11) and handle (2), described valve element (11) are rotationally connected with
On valve body (1), described handle (2) is fixed on the one end of valve element (11) away from valve body (1), it is characterized in that：Described handle (2)
On be connected with positioning component (3), described positioning component (3) includes locating dowel (31) and at least two and positions shrinkage pools (32), institute
The positioning shrinkage pool (32) stated is opened on the outer wall of the valve body (1), and the locating dowel (31) is connected with handle (2), described fixed
Position post (31) and the inwall of the positioning shrinkage pool (32) contradict.
2. a kind of Double-power switching valve according to claim 1, it is characterized in that：Described positioning component (3) also includes adjusting
Section bolt (34) and elastic component (33), described regulation cock (34) are threadedly connected on handle (2), and the two of described elastic component (33)
End contradicts with the locating dowel (31), regulation cock (34) respectively.
3. a kind of Double-power switching valve according to claim 2, it is characterized in that：Described locating dowel (31) is recessed close to positioning
The one end in hole (32) is in hemispherical.
4. a kind of Double-power switching valve according to claim 3, it is characterized in that：Between adjacent described positioning shrinkage pool (32)
By arc groove (36) connect, described locating dowel (31) with positioning shrinkage pool (32) inwall contradict or with arc groove (36)
Inwall contradict.
5. a kind of Double-power switching valve according to claim 4, it is characterized in that：Described handle (2) includes the first connection
Section (21) and the second linkage section (22), described positioning component (3) are arranged on the first linkage section (21), the described second connection
Section (22) is be hinged by bearing pin and first linkage section (21), is offered on the outer wall of described valve body (1) for being embedded the
The stopper slot (6) of two linkage sections (22).
6. a kind of Double-power switching valve according to claim 5, it is characterized in that：Slided on described the first linkage section (21)
Drive block (42) is connected with, described drive block (42) is connected by drive mechanism (5) with the second linkage section (22), described drive
Length direction of the motion block (42) along the first linkage section (21) connects toward the direction movement driving second away from the second linkage section (22)
Section (22) overturns along hinged place and separated with stopper slot (6).
7. a kind of Double-power switching valve according to claim 6, it is characterized in that：Described drive mechanism (5) includes connection
Bar (51), tooth sector (52) and limit assembly (53), described drive block (42) is fixedly connected with connecting rod (51), described
Tooth sector (52) is arranged and is fixed on bearing pin, and described connecting rod (51) engages with tooth sector (52), described driving
Block (42) is positioned on the first linkage section (21) by the limit assembly (53).
8. a kind of Double-power switching valve according to claim 7, it is characterized in that：Described limit assembly (53) includes positioning
Bolt (531) and multiple spacing shrinkage pools (532), described pilot pin (531) are slidably connected to drive block along the length direction of itself
(42) on, multiple described spacing shrinkage pools (532) are opened on the second linkage section (22), and described pilot pin (531) is placed in limit
In position shrinkage pool (532).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721119594.3U CN207145664U (en) | 2017-09-01 | 2017-09-01 | A kind of Double-power switching valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721119594.3U CN207145664U (en) | 2017-09-01 | 2017-09-01 | A kind of Double-power switching valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207145664U true CN207145664U (en) | 2018-03-27 |
Family
ID=61677124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721119594.3U Expired - Fee Related CN207145664U (en) | 2017-09-01 | 2017-09-01 | A kind of Double-power switching valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207145664U (en) |
-
2017
- 2017-09-01 CN CN201721119594.3U patent/CN207145664U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 Termination date: 20180901 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |