CN101482186B - Manual and automatic control axial flow distribution reversing rotary valve - Google Patents
Manual and automatic control axial flow distribution reversing rotary valve Download PDFInfo
- Publication number
- CN101482186B CN101482186B CN2009100953092A CN200910095309A CN101482186B CN 101482186 B CN101482186 B CN 101482186B CN 2009100953092 A CN2009100953092 A CN 2009100953092A CN 200910095309 A CN200910095309 A CN 200910095309A CN 101482186 B CN101482186 B CN 101482186B
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- valve body
- flow distribution
- rotating shaft
- upper valve
- piston
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- 238000009826 distribution Methods 0.000 title claims abstract description 21
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The invention discloses a reversing rotary valve which manually and automatically controls coaxial flow distribution and comprises an automatic control device fixedly arranged on an upper valve body, connecting a cylinder cover, a cylinder barrel and the upper valve body into a self control body by the bolts of a pull rod and arranged in the self control body; the automatic control device comprises the cylinder cover, the cylinder barrel, a piston rod provide with a piston, a rotating shaft, a flow distribution valve core, the upper valve body and a lower valve body; one end of the piston rod is fixedly arranged on the piston, and the other end is provided with a rack which is meshed with a gear connected on the rotating shaft; the piston and the cylinder barrel are matched in a sliding way; the rotating shaft is connected with the flow distribution valve core by a transmission pin; the flow distribution valve core and a valve holder provided with a waveform spring to form plane seal and carry out coaxial flow distribution. The reversing rotary valve has good seal performance and non leakage; the wear clearance of the valve holder after working for a long time can be automatically adjusted and complemented; an automatic control device is additionally arranged to realize automatization, thus lightening the working intensity and improving the working efficiency; meanwhile, the steering rotary valve also has the manual control function, can be manually operated, controlled and interfered for emergency during power off, failure and debugging; the control functions thereof are complete; moreover, the valve is convenient and reliable for use.
Description
Technical field
The present invention relates to a kind of reversing rotary valve, particularly a kind of being used for uses on the oil preventer hydraulic control system, in order to changing the FLUID TRANSPORTATION direction, and adopt axial flow distribution, control automatically, and when power failure, fault available manually do emergency operation control axial flow distribution reversing rotary valve manually, automatically.
Background technique
Rotary valve is a kind of control unit of realizing changing the fluid motion direction by rotational valve core, the rotary valve major part of home and abroad adopts radially flow mode at present, and control mode is single, only can operate by hand, because of being subjected to the radial force effect, rotary valve is difficult for balance, so require great effort especially during manually-operable, labor intensity is big, in addition because of spool under the effect of radial imbalance force, increased the wearing and tearing between spool and valve body, and wearing and tearing can't compensate, so sealing is poor, leakage accident is multiplied, and brings great influence for user's ordinary production operation.
Summary of the invention
Technical problem to be solved by this invention is: a kind of axial flow distribution reversing rotary valve of controlling manually, automatically is provided, adopt axial flow distribution, and good airproof performance does not have leakage, but automation control, alleviated the labor intensity of work, also can manually control if having a power failure, break down, during equipment debugging, manual intervention does emergency operation, its control is multiple functional, easy to use.
The present invention addresses the above problem the technological scheme that is adopted: manually, automatically control axial flow distribution reversing rotary valve, comprise the rotating shaft of being with handle, the positioning plate of band position limit pin, the flow spool, upper valve body, the following valve body of band valve seat, described rotating shaft is installed in the upper valve body, oil-impregnated bearing is installed above, spacer, the flow spool, following valve body and upper valve body connect into integral body, also comprise and being fixed on the upper valve body, by stay-bolt with cylinder cap, cylinder barrel, automatic control body that upper valve body is linked to be and the automatic controller that is installed in the automatic control body, described automatic controller is by cylinder cap, cylinder barrel, the piston rod of band piston, rotating shaft, the flow spool, upper valve body, following valve body, seal ring is formed, one end of described piston rod is fixed on the piston, the gear engagement that is connected in tooth bar and the rotating shaft is arranged on the other end, piston and cylinder barrel cunning are joined, rotating shaft is connected with the flow spool by driving pin, the flow spool cooperates the formation plane sealing with the valve seat that wavy spring is installed, carry out axial flow distribution.
Compared with prior art, the invention has the advantages that: 1, this valve adopts axial flow distribution, valve seat is installed in down in the valve body, the flow spool is close to valve seat and is formed plane sealing, good airproof performance is equipped with wavy spring in the valve seat, flow spool and valve seat work long hours, and wearing clearance can be regulated automatically by wavy spring, compensation automatically, make the flow seal spool reliable, stifled generation of having cut off leakage accident.
2, on upper valve body, increased by cylinder cap, band piston, cylinder barrel, upper valve body and the suction port of piston rod, the automatic control mechanism that relief opening connects into, by pneumatic, the rotation of automatic control rotating shaft of being used as power of surging, thereby by rotating the flow spool, just realized the change of fluid motion direction, realized that automation has alleviated labor intensity again, has improved working efficiency.Also has manual function simultaneously, as long as handle with sleeve just can rotate rotating shaft by tooth bar, gear, flat key, drive the flow spool and realize the change of fluid motion direction, when have a power failure, break down, manually emergency operation, control, intervention when debugging, its control is multiple functional, easy to use, reliable.
3, cylinder barrel adopts special-purpose section bar to make, and beautiful shape, easily installation have stroke regulating screw, can regulate, change the stroke of piston rod as required, satisfy the requirement of the rotatable different rotation angles of flow spool.
4, the upper-end surface of the flow spool thrust bearing interior with being installed in upper valve body contacts, in order to bear hydraulic pressure, atmospheric pressure from flow face place, and the frictional force when reducing the revolution of flow spool, so this valve rotation is flexible, highly sensitive, change of current speed is fast.
Description of drawings
Fig. 1, structural representation of the present invention.
The E-E view of Fig. 2, Fig. 1.
The G-G view of Fig. 3, Fig. 1.
The H-H view of Fig. 4, Fig. 1.
Fig. 5, flow spool working state schematic representation (the F-F view of Fig. 1 is taken away the upper valve body part), IPA, BT are logical, IIP, B, A, T are obstructed mutually, IIIPB, AT logical.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are further described.
In the middle of the cylinder cap 20 screw is arranged, being equipped with to have on seal ring 21, locking nut 22, stroke regulating screw 23, four diagonal angles on the screw of installation, the bottom surface has ring groove, and air inlet or exhaust port Kb are arranged on the sidewall.
One side of upper valve body 8 is square flange 27, in the middle of the square flange 27 pilot hole is arranged, and there is ring groove at the edge, between the vertical centre hole of pilot hole and upper valve body one throw of eccentric is arranged, and air inlet or exhaust port Ka are arranged on the sidewall of square flange.
On one side of piston rod 16 lower ends tooth bar 26 is arranged, the pilot hole that piston rod passes on the upper valve body 8 meshes with the gear in tooth bar on it 26 and the rotating shaft 2 15, and the piston rod upper end is fixed on the piston 18 with screw thread.
Piston 18 and 19 sliding joining of cylinder barrel, the two ends of cylinder barrel 19 are installed on cylinder cap 20 and the square flange 27 of upper valve body and have in the ring groove of seal ring 17, the four-pull-rod bolt is by the installation screw on the cylinder cap 20, cylinder cap, cylinder barrel, upper valve body are connected into overall fixed on the square flange 27 of upper valve body, on the end face relative with the square flange of upper valve body, with the plug screw 25 that has been threaded, stroke regulating screw 23, locking nut 22, so that the stroke of regulating piston bar 16, as shown in Figure 2.
Runner mouth orthogonal but that do not communicate is respectively arranged on four sidewalls of following valve body 13, A mouth, P mouth, B mouth, T mouth, wherein the T mouth communicates with intermediate hole O, have on the upper surface uniform corresponding assignment hole P ', A ', B ', T ', O respectively with sidewall on corresponding runner mouth communicate by the work runner, and in A ', P ', B ' three assignment holes, wavy spring 12 and valve seat 11 are installed, valve seat 11 tops are closely pasted mutually with flow spool 10 and are formed plane sealing, as shown in Figure 3, Figure 4.
Be milled with keyway in the rotating shaft 2, rotating shaft is installed on the vertical centre hole of upper valve body 8, oil-impregnated bearing 5 is installed in the rotating shaft, flat key 14 is installed on the keyway, by flat key connection gear 15, spacer 6, thrust bearing 7 are installed successively again, be drilled with two pin-and-holes on the large end face that axle changes and tightly be embedded with driving pin 9, the small end of rotating shaft 2 extends to outside upper valve body 8, the positioning plate 4, with nut, packing ring fixed handle 1.
Thrust bearing 7, flow spool 10 are installed in the cavity of resorption of upper valve body 8, and flow spool 10 upper-end surfaces are connected with the lower end of driving pin 9 by two blind holes, and are close to air pressure, the hydraulic coupling that thrust bearing 7 bears the flow face, the frictional force when reducing revolution.
Following valve body 13 usefulness screws, locating stud are fixed on the lower end surface of upper valve body 8, as shown in Figure 1.
During use, the P mouth on the following valve body 13 connects pressure source, and the T mouth takes back oil, and A mouth, B mouth connect the actuator port of actuator respectively, and control port Ka, the Kb on cylinder cap 20, the upper valve body 8 is connected with control source (gas or oil) respectively.
When Ka air inlet (oil), promoting piston 18 moves up, tooth bar 26 on the piston rod 16 moves up to drive with its meshed gears 15 clockwise directions and rotates, meanwhile, gear 15 by flat key 14 with transmission of power to rotating shaft 2, drive flow spool 10 rotations 45 degree by the driving pin 9 that is connected with the rotating shaft end again, at this moment the runner assignment hole P of the gas that enters from the P mouth (oil) on flow spool 10 "; B " P "; A " link up, be delivered to down the assignment hole P ' in the corresponding valve seat 11 on valve body 13 end faces, B ', T ', among the A ', flow to the A mouth by valve seat 11 again, the B mouth, the T mouth, promptly at this moment PA is logical, BT is logical, the exhaust of Kb mouth is shown in Fig. 5 I.
If Ka, all not air inlets of Kb, then P, A, T, B are not connected, and piston 18 is static does not work, shown in Fig. 5 II.
If during Kb air inlet (oil), promote piston 18 and move down, the tooth bar 26 on the piston rod 16 moves down, and drives with its meshed gears 15 counterclockwise to rotate.Meanwhile, gear 15 by flat key 14 with transmission of power to rotating shaft 2, rotating shaft drives the flow spool by driving pin 9, counterclockwise rotate 45 degree, the gas that enters from the P mouth (oil) at this moment, the work runner assignment hole P on flow spool 10 ", A ", B ", T " link up, be delivered to down on the valve body 13 among corresponding assignment hole P ', A ', B ', the T ', promptly at this moment PB is logical, AT is logical to flow to B mouth, A mouth, T mouth by each corresponding valve seat 11 again, and the Ka exhaust is shown in Fig. 5 III.
Claims (6)
1. one kind manually, automatically control axial flow distribution reversing rotary valve, comprise the rotating shaft (2) of band handle (1), the positioning plate (4) of band position limit pin (3), flow spool (10), upper valve body (8), the following valve body (13) of band valve seat (11), described rotating shaft (2) is installed in the upper valve body (8), oil-impregnated bearing (5) is installed above, spacer (6), flow spool (10), following valve body (13) connects into integral body with upper valve body (8), it is characterized in that also comprising and be fixed on the upper valve body (8), by stay-bolt (24) with cylinder cap (20), cylinder barrel (19), automatic control body that upper valve body (8) is linked to be and the automatic controller that is installed in the automatic control body, described automatic controller is by cylinder cap (20), cylinder barrel (19), the piston rod (16) of band piston (18), rotating shaft (2), flow spool (10), upper valve body (8), following valve body (13), seal ring (17) is formed, one end of described piston rod (16) is fixed on the piston (18), gear (15) engagement that is connected in tooth bar (26) and the rotating shaft (2) is arranged on the other end, piston (18) is joined with cylinder barrel (19) is sliding, rotating shaft (2) is connected with flow spool (10) by driving pin (9), flow spool (10) cooperates the formation plane sealing with the valve seat that wavy spring (12) are installed (11), carry out axial flow distribution.
2. the axial flow distribution reversing rotary valve of controlling manually, automatically according to claim 1, a side that it is characterized in that upper valve body (8) is square flange (27), pilot hole is arranged in the middle of the square flange, there is ring groove at the edge, between the vertical centre hole of pilot hole and upper valve body one throw of eccentric is arranged, air inlet or exhaust port (Ka) are arranged on the sidewall of square flange (27).
3. the axial flow distribution reversing rotary valve of controlling manually, automatically according to claim 1, it is characterized in that on the side of piston rod (16) lower end tooth bar (26) being arranged, the pilot hole that piston rod passes on the upper valve body (8) meshes with the gear (15) in tooth bar on it (26) and the rotating shaft (2), and the upper end of piston rod is fixed on the piston (18) with screw thread.
4. the axial flow distribution reversing rotary valve of controlling manually, automatically according to claim 1, it is characterized in that in the middle of the cylinder cap (20) screw being arranged, seal ring (21), locking nut (22), stroke regulating screw (23) are installed, on a upper valve body end face relative with square flange (27), with the plug screw that has been threaded (25), stroke regulating screw, locking nut (22), the two ends of cylinder barrel (19) are installed on cylinder cap (20) and the square flange of upper valve body (27) and have on the ring groove of seal ring (17), and air inlet or exhaust port (Kb) are arranged on cylinder cap (20) one sidewalls.
5. according to claim 1ly control axial flow distribution reversing rotary valve manually, automatically, it is characterized in that described flow spool (10) is disc, there are two blind holes the upper-end surface, and processing flow channel assignment hole P ", A ", B ", T " are arranged on the lower end surface.
6. according to claim 1ly control axial flow distribution reversing rotary valve manually, automatically, it is characterized in that being drilled with two pin-and-holes on the large end face of rotating shaft (2) tightly is embedded with driving pin (9), also is connected with thrust bearing (7) and is close to flow spool (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100953092A CN101482186B (en) | 2009-01-06 | 2009-01-06 | Manual and automatic control axial flow distribution reversing rotary valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100953092A CN101482186B (en) | 2009-01-06 | 2009-01-06 | Manual and automatic control axial flow distribution reversing rotary valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101482186A CN101482186A (en) | 2009-07-15 |
| CN101482186B true CN101482186B (en) | 2010-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100953092A Expired - Fee Related CN101482186B (en) | 2009-01-06 | 2009-01-06 | Manual and automatic control axial flow distribution reversing rotary valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101482186B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI639774B (en) * | 2015-12-29 | 2018-11-01 | 鄭瑞源 | Rotary hydraulic valve |
| CN109541678B (en) * | 2018-12-21 | 2023-12-12 | 中国铁建重工集团股份有限公司 | Earthquake source device for continuously adjusting impact frequency by earthquake method |
| CN110608311B (en) * | 2019-07-23 | 2024-04-16 | 太重集团榆次液压工业(济南)有限公司 | Manual-automatic integrated hydraulic driver for marine valve and driving method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2174605Y (en) * | 1993-10-09 | 1994-08-17 | 北京市北分色谱仪器技术公司 | Plane revoluting multi-purpose switching valve |
| CN2224944Y (en) * | 1994-01-24 | 1996-04-17 | 奉化豪发液压气动有限公司 | Hydraulic multi-channel switching valve |
-
2009
- 2009-01-06 CN CN2009100953092A patent/CN101482186B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2174605Y (en) * | 1993-10-09 | 1994-08-17 | 北京市北分色谱仪器技术公司 | Plane revoluting multi-purpose switching valve |
| CN2224944Y (en) * | 1994-01-24 | 1996-04-17 | 奉化豪发液压气动有限公司 | Hydraulic multi-channel switching valve |
Non-Patent Citations (1)
| Title |
|---|
| JP昭59-192671A 1984.11.01 |
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| Publication number | Publication date |
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| CN101482186A (en) | 2009-07-15 |
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| C14 | Grant of patent or utility model | ||
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Owner name: NINGBO BOLEV HYDRAULICS CO., LTD. Free format text: FORMER OWNER: ZHU HAOJUN Effective date: 20110516 |
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Free format text: CORRECT: ADDRESS; FROM: 315502 NINGBO BOLEV HYDRAULICS CO., LTD., NO. 27, ZONGYAN ROAD, XIKOU INDUSTRIAL PARK, FENGHUA CITY, ZHEJIANG PROVINCE TO: 315502 NO. 27, ZONGYAN ROAD, XIKOU INDUSTRIAL PARK, FENGHUA CITY, ZHEJIANG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20110516 Address after: 315502 Zhejiang province Fenghua Xikou Industrial Park Zongyan Road No. 27 Patentee after: NINGBO BOLEV HYDRAULICS Co.,Ltd. Address before: 315502 Zhejiang province Fenghua Xikou Industrial Park Soken Road No. 27 Ningbo bo'erfa Hydraulic Co. Ltd. Patentee before: Zhu Haojun |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100421 |
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| CF01 | Termination of patent right due to non-payment of annual fee |