CN203146463U - Three-position six-way manual reversing rotary valve - Google Patents
Three-position six-way manual reversing rotary valve Download PDFInfo
- Publication number
- CN203146463U CN203146463U CN 201220742545 CN201220742545U CN203146463U CN 203146463 U CN203146463 U CN 203146463U CN 201220742545 CN201220742545 CN 201220742545 CN 201220742545 U CN201220742545 U CN 201220742545U CN 203146463 U CN203146463 U CN 203146463U
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- valve pocket
- hydraulic fluid
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Abstract
The utility model discloses a three-position six-way manual reversing rotary valve. The reversing rotary valve comprises a valve body, a valve core, a valve housing and a valve cap, wherein six oil ports are formed in the valve body; the valve core is connected with the valve housing in a matching manner; oil pipelines matched with the six oil ports are symmetrically arranged on the valve core and the valve housing; a circular arc groove and an annular groove are further formed in the upper end of the valve core; the valve housing is connected with the valve body; a fixing groove is formed in the top of the valve housing; a location hole matched with the valve core is formed in the valve cap; a tenon corresponding to the fixing groove is further arranged on the valve cap; and the valve cap is connected with the fixing groove of the valve housing through the tenon and the valve housing in a matched manner. The three-position six-way manual reversing rotary valve has the advantages that the structure is simple and reasonable; processing and maintenance are convenient; the effect of durable service is realized; and the failure rate is low.
Description
Technical field
The utility model relates to a kind of hydraulic control device, is specifically related to a kind of hydraulicdirectional control valve.
Background technique
General common hydraulicdirectional control valve has P, T, four hydraulic fluid ports of A, B, and wherein: the P chamber is the pressure hydraulic fluid port, and the T chamber is return opening, and A chamber, B chamber are actuator port.As control unit, when hydrovalve P → A, B → T, can realize an action, P → B, A → T can realize another action after hydrovalve switches.
But, if when also needing to increase more passage and operating, then need to increase control unit, increase controlling unit, then can increase probability of malfunction, can reduce reliability undoubtedly, if be subjected to the restriction of mounting point, also can produce mounting point for want of and the puzzlement that can't settle control unit
The model utility content
The utility model is in order to solve the problem that can't increase control unit that said apparatus exists, and a kind of a kind of three the six logical manual reverse of direction rotary valves that can realize that the heavy wool mouth switches are provided.
In order to achieve the above object, the technical solution of the utility model is as follows:
A kind of three six logical manual reverse of direction rotary valves, described reversing rotary valve comprises:
Valve body, described valve body are provided with 6 hydraulic fluid ports;
Spool, described spool and described valve pocket are connected, and are symmetrically arranged with the logical oily passage that matches with described 6 hydraulic fluid ports on described spool and the valve pocket, and described spool upper end also is provided with first groove and second groove;
Valve pocket, described valve pocket is connected with valve body, and described valve pocket top arranges a fixed groove;
Valve gap, described valve gap is provided with the positioning hole that matches with spool, also is provided with the protruding falcon corresponding with described fixed groove on the described valve gap, and described valve gap is connected by the fixed groove of protruding falcon and valve pocket.
Further, the top of described spool is provided with handle pin-and-hole is installed.
Further, the described arc groove back side is provided with blind hole, is provided with spring, pad and steel ball in the described blind hole.
Further, described spool, valve pocket, valve gap form a plug-in unit by guard shield.
The utility model can be realized the switching of heavy wool road, can not only the switch operating hydraulic fluid port, also can switch the pressure oil-source hydraulic fluid port, so just can realize a valve to the control of heavy wool source, as: the switching controls of the switching controls of high pressure fuel source, low pressure oil sources or automatic oil sources, manual oil sources etc.
The utility model is simple and reasonable for structure, processing, easy to maintenance, durable in use, and rate of fault is low.
Description of drawings
Further specify the utility model below in conjunction with the drawings and specific embodiments.
Fig. 1 is sectional view of the present utility model;
Fig. 2 is the side view of valve body of the present utility model;
Fig. 3 is the fundamental diagram of common manual reversing rotary valve;
Fig. 4 is fundamental diagram of the present utility model;
Fig. 5 is dongle configuration schematic representation of the present utility model;
Fig. 6 is valve core structure schematic representation of the present utility model;
Fig. 7 is valve pocket structural representation of the present utility model;
Fig. 8 is valve cover structure schematic representation of the present utility model;
Fig. 9 is at closing time for the utility model, the sectional view of hydraulic fluid port P;
Figure 10 is at closing time for the utility model, and hydraulic fluid port B2 and hydraulic fluid port A2 link up the end view drawing of groove;
Figure 11 is at closing time for the utility model, the sectional view of hydraulic fluid port B2;
Figure 12 is at closing time for the utility model, the sectional view of hydraulic fluid port A2;
Figure 13 is at closing time for the utility model, and hydraulic fluid port A2 flow into the sectional view of hydraulic fluid port T;
When Figure 14 opens the door for the utility model is in, the sectional view of hydraulic fluid port P;
When Figure 15 opened the door for the utility model is in, fluid was flowed into the sectional view of hydraulic fluid port A2 by hydraulic fluid port P;
When Figure 16 opened the door for the utility model is in, fluid was flowed into the sectional view of hydraulic fluid port A2 and hydraulic fluid port B2 simultaneously by hydraulic fluid port P;
When Figure 17 opened the door for the utility model is in, fluid was flowed into the sectional view of hydraulic fluid port T by hydraulic fluid port A2;
When Figure 18 opened the door for the utility model is in, fluid was flowed into the sectional view of hydraulic fluid port P by hydraulic fluid port B2;
When Figure 19 is in automatic control for the utility model, hydraulic fluid port A1 and hydraulic fluid port A2, the sectional view when hydraulic fluid port B1 and hydraulic fluid port B2 link up;
Figure 20 is the utility model novel hydraulic schematic diagram.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Referring to Fig. 1, a kind of three six logical manual reverse of direction rotary valves comprise valve body 100, spool 200, valve pocket 300, valve gap 400, handle 600 and guard shield 700.
Referring to Fig. 2, valve body 100, employing spheroidal graphite cast iron is made, can bear the 31.5MPa oil pressure, safe and reliable, material source is extensive, casting and cutting are easy, it is the external structure of this device, is provided with 6 hydraulic fluid ports 101 in the above, is respectively pressure hydraulic fluid port P, oil return inlet T, actuator port A1, A2, B1, B2.
Referring to Fig. 3, this is the fundamental diagram of common manual reversing rotary valve, when carrying out the hydraulic pressure conversion, from pressure hydraulic fluid port P, through two actuator port A, B, arrive oil return inlet T earlier, like this, just finish whole process, it has dual mode to carry out, P → A, B → T or P → B, A → T, if also needing increases action, then need to increase control unit, if but increased controlling unit, then probability of malfunction can be increased, reliability can be reduced undoubtedly.
To this, this device improves original structure, not increasing control unit and keeping under the constant condition in mounting point the structure of spool 200, valve pocket 300 being transformed, so just can realize the switching of heavy wool mouth.
Referring to Fig. 4, this is the fundamental diagram of this device, this device improves in overall structure, respective grooves duct to spool 200, valve pocket 300 redesigns, when keeping T chamber, P chamber service behaviour, increased the active chamber hydraulic fluid port, formed A1, A2, four actuator ports of B1, B2, one of make a control unit can realize that the heavy wool mouth switches, and can carry out the control of three positions, six hydraulic fluid ports.
And this device can not only the switch operating hydraulic fluid port, can also switch the pressure oil-source hydraulic fluid port, the position of P, T and B1, B2 can be switched, B1, B2 become pressure hydraulic fluid port and return opening, P, T become actuator port, so just can realize a valve to the control of heavy wool source, as: the switching controls of the switching controls of high pressure fuel source, low pressure oil sources or automatic oil sources, manual oil sources etc.
Spool 200, it is the core component of this device, it matches with valve pocket 300 and is connected, symmetric design has the logical oily passage that matches with 6 hydraulic fluid ports of valve body 100 on them, and the logical oily passage on spool 200 and the valve pocket 300 forms a sealing pair combination, by the sealing pair combination hydraulic fluid port 101 of valve body 100 is controlled, thereby so just can come 6 hydraulic fluid ports 101 on the switching valve 100 by the annexation that rotational valve core 200 changes sealing pair combination, form different work functions.
Logical oily passage comprises logical oil groove 500a, the duct 501a of logical oil groove 500, duct 501 and the valve pocket 300 of valve body 100,
Spool 200, valve pocket 300 adopt with the high-quality steel are accurate and make, and matching gap is reasonable, and internal leakage is little.
Simultaneously, the logical oil groove 500 that arranges on spool 200, the valve pocket 300, duct 501, logical oil groove 500a, duct 501a form logical oily passage, the design of employing holohedral symmetry, and also be provided with the multiple tracks compensating groove on the spool 200, like this, spool 200 is the energy autobalance under the oil pressure effect, and easy and simple to handle, moment is little.
Referring to Fig. 6, open a pin-and-hole 210 that matches with handle 600 at the top of spool 200, handle 600 can be connected with spool 200 by pin-and-hole 210, spool 200 can be fixed by pivot pin with handle 600 like this, form torque after the application of force, so just can pass through rotary spool 200, change the sealing pair combination between spool 200 and the valve pocket 300, thereby switch oil circuit.
Lower position at pin-and-hole 201 is provided with arc groove 220, and it is the rotational position that limits spool 200, at the reverse side of arc groove 220 blind hole 221 is set, and device has steel ball 222, packing ring 223, spring 224 in blind hole 221.
Below arc groove 220, also be provided with circular groove 230, it is the height that limits spool 200 positions, it matches with stop screw 231, spool 200 can be fixed on the position corresponding with logical oil groove 500a, the duct 501a of valve pocket 300 by valve gap 400, forms the passage of oil circuit.
In order to prevent that stop screw 231 from damaging circular groove 230, arranges a bullet circle 232 at stop screw 231.
Be provided with logical oil groove 500 and the duct 501 of matching with valve pocket 300 in the lower end of spool 200, valve pocket 300 is connected with spool 200 by logical oil groove 500 and duct 501, and when 600 pairs of spools 200 of handle are rotated, the logical oil groove 500 of spool 200 is connected switching with the logical oil groove 500a of valve pocket 300 with duct 501a with duct 501, thereby has realized the switching of oil circuit.
Referring to Fig. 7, one locating slot 301 is set at the top of valve pocket 300, specifically can be arranged to square locating slot 301, valve pocket 300 is connected with valve gap 400 by locating slot 301, it is the sense of rotation that is used for fixing valve pocket 300, and make that the duct on the valve pocket was corresponding with the duct on the valve body 100 when valve pocket 300 was packed valve body 100 into, do not misplace.
Referring to Fig. 8, at valve gap 400 three blind hole 221 corresponding positioning hole 401 with spool 200 are set, when carrying out the oil circuit switching, steel ball 222 in the blind hole 221 can push up to valve gap 400 under the elastic force effect of spring 224 and spring in the positioning hole 401, thereby the rotational position of fixed spool 200, make spool 200 can only movablely in arc groove 220 restricted portions also resting on reliably on three positions, left, center, right under the moving of handle 600, realize the switching of three positions.
Three positions comprise three kinds of control modes, are respectively the position of manually closing the door, position and automatic control position open Door by Hand.
The one protruding falcon 402 of matching with the locating slot 301 of valve pocket 300 is set in the bottom of valve gap 400, and valve gap 400 is connected by the locating slot 301 of protruding falcon 402 with valve pocket 300 like this, thereby fixes the sense of rotation of valve pocket 300.
In order to increase sealing, valve gap 400 also arranges seal ring 405 at their connection parts and seals when being connected with valve pocket 300 with valve body 100.
When experiment, the staff drives the rotation of spool 200 by the rotation to handle 600, thereby changing spool 200 is connected with slotted eye between the valve pocket 300, thereby change logical oily passage, carry out oil circuit and switch, in handoff procedure, spring in the positioning hole 401 to valve gap 400 by steel ball 222 tops in the spool 200, liquid flow path direction after control spool 200 switches switches thereby position with the position.
Relation for the logical oil groove 500a that arranges on the logical oil groove 500 that arranges on the spool 200 and duct 501, the valve pocket 300 and the hydraulic fluid port 101 on duct 501a and the valve body 100 cooperatively interact, embodied by following embodiment:
Embodiment 1
Referring to Fig. 2, rotatable handle 600 is to the position of closing the door.
Hand pump is gone into the pressure hydraulic fluid port P(of manual rotary valve referring to Fig. 9 with the hydraulic oil pressure in the fuel tank), fluid can complement each other to form at closing time logical oily passage via the logical oil groove 500a that arranges on the logical oil groove 500 that arranges on the spool 200 and duct 501 and the valve pocket 300 and duct 501a, is circulated to actuator port B2(referring to Figure 10 and Figure 11).
During oil return, by actuator port A2(referring to Figure 12), fluid can flow into oil return inlet T (referring to Figure 13) via the logical oily passage (referring to Fig. 9 and Figure 10) that the logical oil groove 500a that arranges on the logical oil groove 500 that arranges on the spool 200 and duct 501 and the valve pocket 300 and duct 501a complement each other to form.
Embodiment 2
Referring to Fig. 2, rotatable handle 600 is to opening position.
Hand pump feeds the pressure hydraulic fluid port P(of rotary valve referring to Figure 14 with the hydraulic oil in the fuel tank), fluid can via the logical oil groove 500a that arranges on the logical oil groove 500 that arranges on the spool 200 and duct 501 and the valve pocket 300 and duct 501a complement each other to form open the door the time logical oily passage link up A2 and B2 actuator port simultaneously, fluid will flow into oil return inlet T (referring to Figure 15, Figure 16 and Figure 17) by actuator port A2.
Referring to Figure 16 and Figure 18, it is disappointing that the logical oily passage that the logical oil groove 500a that arranges on the logical oil groove 500 that arranges on the oil process spool 200 from oil return inlet T and duct 501 and the valve pocket 300 and duct 501a complement each other to form can form with the fuel feeding from pressure hydraulic fluid port P, and fluid is flow into pressure hydraulic fluid port P by actuator port B2.
Embodiment 3
Referring to Fig. 2, rotatable handle 600 is to automatic control position.
Referring to Figure 19, actuator port A1 and actuator port A2 link up, and actuator port B1 and actuator port B2 link up, and hydraulic fluid port P, the T of hand pump control link up, and the spool after the switching is connected the hydraulic fluid port of motor-driven oil pump, realize control automatically by solenoid directional control valve.
Referring to Figure 20, thereby realized that by above-described embodiment the reversing rotary valve that the utility model provides is three six logical reversing rotary valves, this device can change according to the oil circuit of control valve, changes oil circuit A1 and A2, fuel feeding and oil return relation between B1 and the B2, thus realize the control of three positions, six hydraulic fluid ports.
More than show and described basic principle of the present utility model, major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. one kind three six lead to the manual reverse of direction rotary valves, it is characterized in that described reversing rotary valve comprises:
Valve body, described valve body are provided with 6 hydraulic fluid ports;
Valve pocket, described valve pocket is connected with valve body, and described valve pocket top arranges a fixed groove
Spool, described spool and described valve pocket are connected, and are symmetrically arranged with the logical oily passage that matches with described 6 hydraulic fluid ports on described spool and the valve pocket, and described spool upper end also is provided with arc groove;
Valve gap, described valve gap is provided with the positioning hole that matches with spool, also is provided with the protruding falcon corresponding with described fixed groove on the described valve gap, and described valve gap is connected by the fixed groove of protruding falcon and valve pocket.
2. a kind of three six logical manual reverse of direction rotary valves according to claim 1 is characterized in that the top of described spool is provided with handle pin-and-hole is installed.
3. a kind of three six logical manual reverse of direction rotary valves according to claim 1 is characterized in that the described arc groove back side is provided with blind hole, is provided with spring, pad and steel ball in the described blind hole.
4. a kind of three six logical manual reverse of direction rotary valves according to claim 1 is characterized in that, also are provided with circular groove on the described spool.
5. a kind of three six logical manual reverse of direction rotary valves according to claim 1 is characterized in that described spool, valve pocket, valve gap can form a plug-in unit by guard shield.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220742545 CN203146463U (en) | 2012-12-28 | 2012-12-28 | Three-position six-way manual reversing rotary valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220742545 CN203146463U (en) | 2012-12-28 | 2012-12-28 | Three-position six-way manual reversing rotary valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203146463U true CN203146463U (en) | 2013-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220742545 Expired - Fee Related CN203146463U (en) | 2012-12-28 | 2012-12-28 | Three-position six-way manual reversing rotary valve |
Country Status (1)
| Country | Link |
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| CN (1) | CN203146463U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105042066A (en) * | 2015-08-14 | 2015-11-11 | 湖北航天技术研究院特种车辆技术中心 | Manual three-position six-way reversing rotary valve and automatic hydraulic transmission |
| CN107420364A (en) * | 2017-05-07 | 2017-12-01 | 湖南旗精密机械有限公司 | Rotary reversing valve |
| CN107542717A (en) * | 2016-06-28 | 2018-01-05 | 河南航天液压气动技术有限公司 | A kind of three six-way valves |
| CN108953263A (en) * | 2018-07-25 | 2018-12-07 | 中国第汽车股份有限公司 | Multipath hydraulic separator |
| CN111075706A (en) * | 2019-12-26 | 2020-04-28 | 宁波真格液压科技有限公司 | Control valve for reciprocating pump and reciprocating pump comprising same |
| CN111336147A (en) * | 2020-03-16 | 2020-06-26 | 杭州师范大学钱江学院 | All-stable six-position four-way reversing valve based on rotary valve core and switching method thereof |
-
2012
- 2012-12-28 CN CN 201220742545 patent/CN203146463U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105042066A (en) * | 2015-08-14 | 2015-11-11 | 湖北航天技术研究院特种车辆技术中心 | Manual three-position six-way reversing rotary valve and automatic hydraulic transmission |
| CN107542717A (en) * | 2016-06-28 | 2018-01-05 | 河南航天液压气动技术有限公司 | A kind of three six-way valves |
| CN107420364A (en) * | 2017-05-07 | 2017-12-01 | 湖南旗精密机械有限公司 | Rotary reversing valve |
| CN108953263A (en) * | 2018-07-25 | 2018-12-07 | 中国第汽车股份有限公司 | Multipath hydraulic separator |
| CN108953263B (en) * | 2018-07-25 | 2024-03-19 | 中国第一汽车股份有限公司 | Multi-channel hydraulic oil separator |
| CN111075706A (en) * | 2019-12-26 | 2020-04-28 | 宁波真格液压科技有限公司 | Control valve for reciprocating pump and reciprocating pump comprising same |
| CN111075706B (en) * | 2019-12-26 | 2023-10-31 | 宁波真格液压科技有限公司 | Control valve for reciprocating pump and reciprocating pump comprising same |
| CN111336147A (en) * | 2020-03-16 | 2020-06-26 | 杭州师范大学钱江学院 | All-stable six-position four-way reversing valve based on rotary valve core and switching method thereof |
| CN111336147B (en) * | 2020-03-16 | 2021-08-31 | 杭州师范大学钱江学院 | All-stable six-position four-way reversing valve based on rotary valve core and switching method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20161228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |