CN106949283A - A kind of split pilot valve - Google Patents
A kind of split pilot valve Download PDFInfo
- Publication number
- CN106949283A CN106949283A CN201710194927.7A CN201710194927A CN106949283A CN 106949283 A CN106949283 A CN 106949283A CN 201710194927 A CN201710194927 A CN 201710194927A CN 106949283 A CN106949283 A CN 106949283A
- Authority
- CN
- China
- Prior art keywords
- valve body
- rectangular opening
- oil duct
- valve
- oil circuit
- 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.)
- Pending
Links
- 238000003754 machining Methods 0.000 abstract description 3
- 238000003032 molecular docking Methods 0.000 abstract description 3
- 238000005266 casting Methods 0.000 description 4
- 238000009776 industrial production Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- 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
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
Abstract
The invention discloses a kind of split pilot valve, including the first valve body, the second valve body, two oil circuit holes are provided with first valve body, oil circuit hole is connected with the first oil duct, the medial surface of first valve body is provided with the first rectangular opening, underlying rectangular opening offers two circular grooves in the side of two rectangular openings close to top, wherein the radius of the first circular groove is more than the radius of the second circular groove；The second oil duct is provided with second valve body, the medial surface of second valve body is provided with the second rectangular opening, the profile of second rectangular opening and position are consistent with the first rectangular opening, when being joined together to form whole valve body by connector between the first valve body and the second valve body, the second rectangular opening is linked together with the docking of the first rectangular opening and so that the first oil duct is connected with the second oil duct.The split pilot valve of the present invention has versatility, and difficulty of processing is small, and machining accuracy is high.
Description
Technical field
The present invention relates to a kind of split pilot valve.
Background technology
The Oil Guide pilot valve that the upper hand of existing excavator pulls the lower section of pilot valve is all integrally formed, and this causes to add
Oil circuit in work pilot valve is extremely difficult and machining accuracy is not high, tends not to meet requirement.While handle and pilot valve are all
It is integrally formed, may result in pilot valve and do not possess universal, it is impossible to realizes batch production.
The content of the invention
There is versatility the technical problem to be solved in the present invention is to provide one kind, and difficulty of processing is small, machining accuracy is high
Split pilot valve.
In order to solve the above-mentioned technical problem, the technical scheme is that：A kind of split pilot valve, including the first valve body with
And the second valve body being symmetrical set with first valve body, pass through connector between first valve body and second valve body
Whole valve body is joined together to form, the lateral surface of first valve body is provided with two oil circuit holes on along the longitudinal direction, described
Oil circuit hole is connected with the first oil duct being arranged in first valve body, and first oil duct is upper through first valve body
Lower two ends, the medial surface of first valve body is provided with the first rectangular opening on four summits of rectangle, each described square
Shape hole is connected with first oil duct, wherein underlying two rectangular openings are in the side of two rectangular openings close to top
Two circular grooves are offered, wherein the radius of the first circular groove is more than the radius of the second circular groove, described the
One circular groove, the second circular groove are each led in first oil duct；It is provided through in second valve body described
Second oil duct of the second valve body upper and lower ends, the medial surface of second valve body is provided with second on four summits of rectangle
Rectangular opening, the profile of second rectangular opening and position are consistent with first rectangular opening, each described second rectangle
Second oil duct described in Kong Junyu is connected, and second rectangular opening and first rectangular opening coordinate, first valve body with it is described
When being joined together to form whole valve body by connector between the second valve body, second rectangular opening and first rectangular opening
Docking links together and make it that first oil duct is connected with the second oil duct.
Preferably, hole is entered in the oil circuit hole including oil circuit and oil circuit portals, and the oil circuit enters hole and oil circuit portals
Inside is provided with screw thread.
Preferably, the edge of first valve body and second valve body is provided with connecting hole, and the connector is worn
Cross the connecting hole first valve body links together with second valve body.
Preferably, the connector is bolt.
Preferably, first valve body and the upper end of second valve body be provided with for by first valve body with it is described
Bolt hole is provided with the flange that second valve body links together with handle portion, the flange.
Compared with prior art, beneficial effects of the present invention are：
The present invention split pilot valve due to whole valve body is split into symmetrically arranged first valve body and the second valve body, this
The casting difficulty of valve body can be substantially reduced, the precision and qualification rate of casting is improved.
Underlying two rectangular openings offer two circular grooves in the side of two rectangular openings close to top,
This can change traditional R openings by valve element and change on valve body, reduce the difficulty of processing of valve body, improve the processing essence of valve body
Degree.
Valve body and installing plate and control crank split make it that the split pilot valve turns into logical by the split pilot valve of the present invention
Appliance, is easy to large-scale industrial production, and reduction production cost facilitates user's type selecting.
Brief description of the drawings
Fig. 1 is the structural representation of the split pilot valve of the embodiment of the present invention；
Fig. 2 is the lateral side view of the first valve body 1；
Fig. 3 is the sectional view in B-B directions in Fig. 2；
Fig. 4 is the medial side view of the first valve body 1；
Fig. 5 is the sectional view in D-D directions in Fig. 4；
Fig. 6 is the sectional view in E-E directions in Fig. 4；
Fig. 7 is the sectional view in A-A directions in Fig. 6；
Fig. 8 is the lateral side view of the second valve body 2；
Fig. 9 is the sectional view in B-B directions in Fig. 8；
Figure 10 is the medial side view of the second valve body 2；
Figure 11 is the sectional view in F-F directions in Figure 10；
Figure 12 is the sectional view in I-I directions in Figure 11；
Figure 13 is the structural representation for the rectangular opening for offering circular groove.
Embodiment
The embodiment to the present invention is described further below in conjunction with the accompanying drawings.Herein it should be noted that for
The explanation of these embodiments is used to help understand the present invention, but does not constitute limitation of the invention.In addition, disclosed below
As long as each of the invention embodiment in involved technical characteristic do not constitute conflict each other and can just be mutually combined.
Refer to the split pilot valve of the figure present invention, including the first valve body 1 and be symmetrical set with the first valve body 1 the
Two valve bodies 2, whole valve body is joined together to form between the first valve body 1 and the second valve body 2 by connector 3.Wherein, in this reality
Apply in example, connector 3 is bolt.
The lateral surface of first valve body 1 is provided with two oil circuit holes 11 on along the longitudinal direction, oil circuit hole 11 is with being arranged at first
The first oil duct 12 in valve body 1 is connected, upper and lower ends of first oil duct 12 through the first valve body (as schemed ...).First valve body
1 medial surface is provided with the first rectangular opening 13 on four summits of rectangle, each rectangular opening 13 with the first oil duct 12
Connection.It is recessed that wherein underlying two rectangular openings offer two circular arcs in the side of two rectangular openings close to top
Groove, wherein the radius of the first circular groove 14 is more than the radius of the second circular groove 15.First circular groove 14, second
Circular groove 15 is each led in the first oil duct 12.
Oil circuit hole 11 enters hole including oil circuit and oil circuit portals, and oil circuit enters the inside that hole and oil circuit portal and is provided with spiral shell
Line.
The second oil duct 21 of the upper and lower ends of the second valve body 2, the medial surface of the second valve body 2 are provided through in second valve body 2
Be provided with the second rectangular opening 22 on four summits of rectangle, the profile of the second rectangular opening 22 and position with the first rectangle
Hole 13 is consistent, and each second rectangular opening 22 is connected with the second oil duct 21, and the second rectangular opening 22 coordinates with the first rectangular opening 13,
When being joined together to form whole valve body by connector 3 between the first valve body 1 and the second valve body 2, the second rectangular opening 22 with
The docking of first rectangular opening 13 links together and so that the first oil duct 12 is connected with the second oil duct 21.
The edge of first valve body 1 and the second valve body 2 is provided with connecting hole 4, and connector 3 passes through connecting hole by 4 first
Valve body 1 links together with the second valve body 2.
The upper end of first valve body 1 and the second valve body 2 is provided with for the first valve body 1 and the second valve body 2 to be connected with handle portion
Bolt hole 6 is provided with the flange 5 being connected together, flange 5.
Above-mentioned split pilot valve due to whole valve body is split into the symmetrically arranged valve body 2 of first valve body 1 and second, this
The casting difficulty of valve body can be substantially reduced, the precision and qualification rate of casting is improved.
Underlying two rectangular openings offer two circular grooves in the side of two rectangular openings close to top,
This can change traditional R openings by valve element and change on valve body, reduce the difficulty of processing of valve body, improve the processing essence of valve body
Degree.
Valve body and installing plate and control crank split make it that the split pilot valve turns into logical by the split pilot valve of the present invention
Appliance, is easy to large-scale industrial production, and reduction production cost facilitates user's type selecting..
Embodiments of the present invention are explained in detail above in association with accompanying drawing, but the invention is not restricted to described implementation
Mode.For a person skilled in the art, in the case where not departing from the principle of the invention and spirit, to these embodiments
A variety of change, modification, replacement and modification are carried out, are still fallen within protection scope of the present invention.
Claims (5)
1. a kind of split pilot valve, it is characterised in that：Be symmetrical set including the first valve body and with first valve body
Two valve bodies, whole valve body, described are joined together to form between first valve body and second valve body by connector
The lateral surface of one valve body is provided with two oil circuit holes on along the longitudinal direction, the oil circuit hole is with being arranged in first valve body
First oil duct is connected, and first oil duct is through the upper and lower ends of first valve body, and the medial surface of first valve body sets
The first rectangular opening on four summits of rectangle is equipped with, each described rectangular opening is connected with first oil duct, wherein
Underlying two rectangular openings offer two circular grooves in the side of two rectangular openings close to top, wherein first
The radius of circular groove is more than the radius of the second circular groove, and first circular groove, the second circular groove are equal
Lead in first oil duct；The second oil duct of the second valve body upper and lower ends, institute are provided through in second valve body
The medial surface for stating the second valve body is provided with the second rectangular opening on four summits of rectangle, the profile of second rectangular opening with
And position is consistent with first rectangular opening, each described second rectangular opening is connected with second oil duct, described
Two rectangular openings coordinate with first rectangular opening, and one is connected to by connector between first valve body and second valve body
Rise when forming whole valve body, second rectangular opening dock with first rectangular opening to link together and so that described first is oily
Road is connected with the second oil duct.
2. split pilot valve according to claim 1, it is characterised in that：Hole and oil circuit are entered in the oil circuit hole including oil circuit
Portal, the oil circuit enters the inside that hole and oil circuit portal and is provided with screw thread.
3. split pilot valve according to claim 1, it is characterised in that：The side of first valve body and second valve body
Connecting hole is provided with edge, first valve body is connected to by the connector through the connecting hole with second valve body
Together.
4. the split pilot valve according to claim 1 or 3, it is characterised in that：The connector is bolt.
5. split pilot valve according to claim 1, it is characterised in that：First valve body is upper with second valve body
End is provided with the flange for first valve body and second valve body to be linked together with handle portion, the flange and set
It is equipped with bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710194927.7A CN106949283A (en) | 2017-03-29 | 2017-03-29 | A kind of split pilot valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710194927.7A CN106949283A (en) | 2017-03-29 | 2017-03-29 | A kind of split pilot valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106949283A true CN106949283A (en) | 2017-07-14 |
Family
ID=59475241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710194927.7A Pending CN106949283A (en) | 2017-03-29 | 2017-03-29 | A kind of split pilot valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106949283A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201322014Y (en) * | 2008-12-11 | 2009-10-07 | 中国航天科技集团公司烽火机械厂 | Manual pilot valve |
| CN203868018U (en) * | 2014-06-05 | 2014-10-08 | 福田雷沃国际重工股份有限公司 | Multi-level power valve |
| CN104879526A (en) * | 2015-05-13 | 2015-09-02 | 北汽福田汽车股份有限公司 | Valve and oil supply system |
| CN205745459U (en) * | 2016-06-16 | 2016-11-30 | 宁波汉商液压有限公司 | A kind of plain type balanced valve controlling hydraulic motor |
| CN206738660U (en) * | 2017-03-29 | 2017-12-12 | 贵阳小河区天筑精密液压件厂 | A kind of split pilot valve |
-
2017
- 2017-03-29 CN CN201710194927.7A patent/CN106949283A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201322014Y (en) * | 2008-12-11 | 2009-10-07 | 中国航天科技集团公司烽火机械厂 | Manual pilot valve |
| CN203868018U (en) * | 2014-06-05 | 2014-10-08 | 福田雷沃国际重工股份有限公司 | Multi-level power valve |
| CN104879526A (en) * | 2015-05-13 | 2015-09-02 | 北汽福田汽车股份有限公司 | Valve and oil supply system |
| CN205745459U (en) * | 2016-06-16 | 2016-11-30 | 宁波汉商液压有限公司 | A kind of plain type balanced valve controlling hydraulic motor |
| CN206738660U (en) * | 2017-03-29 | 2017-12-12 | 贵阳小河区天筑精密液压件厂 | A kind of split pilot valve |
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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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170714 |
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| RJ01 | Rejection of invention patent application after publication |