CN1096083A - Switch valve assembly - Google Patents
Switch valve assembly Download PDFInfo
- Publication number
- CN1096083A CN1096083A CN 94105336 CN94105336A CN1096083A CN 1096083 A CN1096083 A CN 1096083A CN 94105336 CN94105336 CN 94105336 CN 94105336 A CN94105336 A CN 94105336A CN 1096083 A CN1096083 A CN 1096083A
- Authority
- CN
- China
- Prior art keywords
- switching valve
- pull bar
- end plate
- valve
- groove
- 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.)
- Granted
Links
- 239000000284 extract Substances 0.000 claims abstract description 7
- 230000013011 mating Effects 0.000 description 11
- 239000012530 fluid Substances 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000005347 demagnetization Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
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- Multiple-Way Valves (AREA)
- Valve Housings (AREA)
- Magnetically Actuated Valves (AREA)
- Fluid-Driven Valves (AREA)
Abstract
Switch valve assembly of the present invention, by top and the bottom is that pull bar 25a, 25b are fixed together several switching valves 1 and end plate 2,3, to be pull bar 25a be inserted in first end plate 2 and the groove 12a, 22 above the bar switching valve 1 in the mode that can extract upward on top, its front end be screwed onto second end plate, 3 top and the bottom be pull bar 25b run through on first end plate 2 mounting hole 23 and with the mode that can extract downwards be inserted among the groove 12b below each switching valve 1, its front end is screwed onto on second end plate 3.When need take off switching valve, unscrew lower part series pull bar 25b, the top of choosing out is pull bar 25a, can take off the switching valve of desiring to unload.
Description
The present invention relates to the switch valve assembly that switching valve and a pair of end plate with predetermined quantity connect as one.
Operate with the row of giving that carries out pressure fluid in the lump in order to dispose several switching valves that are Set Status; usually or with these switching valves, install concentratedly on the menifold valve seat of a supply hole with pressure fluid and tap hole; or they are separately positioned on the accessory plate with supply hole and tap hole; this technology that several accessory plates are connected has been known, so not specifically shown here example.
Yet, this use menifold valve seat or accessory plate are to be the method that Set Status is provided with several switching valves, not only switching valve suitable trouble is set, and owing to adopted menifold valve seat or accessory plate, also have and need bigger or the like problem along the space of switching valve short transverse.
In order to address these problems, the someone has proposed a kind of folded formula switching valve that does not use menifold valve seat or accessory plate recently, by direct-connected mode, the switching valve of predetermined number is Set Status ground is provided with and uses.
Yet, because above-mentioned folded formula switching valve is to have connected several switching valves, the mounting hole of several perforations is set in the valve body upper edge of each switching valve connecting direction, utilize several screw bolt and nut that are applied in these mounting holes to be fixed together, so when break down or damaged and need to repair, when changing switching valve, even in the time of only need unloading next switching valve, also several above-mentioned bolts must be extracted and disassemble whole switching valves, its operation is trouble very.
Problem to be solved by this invention is that a kind of switch valve assembly will be provided, and this switch valve assembly can simply and promptly take off or load onto required switching valve repairing, when changing switching valve, it all need not being disassembled.
In order to address the above problem, switch valve assembly of the present invention is characterised in that, be fixed together with several switching valves that to be pull bar engage broad ways and the first and second two end plates being positioned at these switching valve two ends, this is a pull bar, in the upper and lower of these switching valves and end plate and be crossed between the two end plates, top be that pull bar is from first end plate, be inserted in the groove that first end plate and each switching valve cut above in the mode that can extract upward, its front end utilizes screw thread to be installed on second end plate in the mode of detachable, the bottom be that pull bar is from first end plate, run through the mounting hole on first end plate, inserting in its lower section the groove with respect to the mode that each switching valve is extracted from the below, its front end utilizes screw thread to be installed on second end plate.
Among the present invention, can also be in the different position, lower part series pull bar mounting point below switching valve, be provided with the positioning means that this switching valve is held in a predetermined position, this positioning means is made of the connection pin and the combined spring that are crossed between two end plates, this combined spring is configured in the locating slot below the switching valve, by being that this switching valve is rotated at the center with the lower part series pull bar, can flexibly engage with above-mentioned connection pin or throw off.
In the switch valve assembly of the present invention, when need take off the switching valve that breaks down, the state of unscrewing that the lower part series pull bar is in do not pull up is that pull bar is backed out from second end plate with top, takes out thereby it is mentioned upward in first end plate and each groove above the switching valve.Then, be that pull bar takes off with the switching valve desiring to unload from the bottom.
Like this, just can be that pull bar connects and under the undecomposed state of opening, simply and reliably only the switching valve that will unload taken off still at other switching valve by the bottom.
When switching valve after needs are installed repairing once more or new switching valve, as long as by the above-mentioned opposite step of operation of taking off.
Accompanying drawing is represented embodiments of the invention, wherein:
Fig. 1 is switch valve assembly one embodiment's of the present invention decomposing state stereogram.
Fig. 2 is the sectional drawing of connecting pin and end plate coupled condition;
Fig. 3 is the profile of switching valve shown in Figure 1;
Fig. 4 is the jointing state profile of combined spring and connecting pin among Fig. 3;
Fig. 5 is the stereogram of the state of extracting for the switching valve in the switch valve assembly of the present invention;
Fig. 6 is the stereogram of combined spring.
Among the figure, the 1-switching valve, 2, the 3-end plate, 12a, 12b, 22-groove, the 16-connecting pin, the 17-locating slot, the 18-combined spring, the 23-mounting hole, the 24-nut, 25a, 25b-are pull bar.
Accompanying drawing shows an embodiment of switch valve assembly of the present invention, by Fig. 1 and Fig. 5 as seen, switch valve assembly among this embodiment, be by up and down two root system pull bar 25a, 25b and nut 24,24, the switching valve 1 of the predetermined number that broad ways is linked to each other ... connect as one with first and second end plates 2 and 3 that are configured in these switching valve two ends.
Above-mentioned each switching valve 1 can be made of the control type switching valve with main valve portion 4 and pilot valve portion 5, but is not limited in this, and it also can not adopt above-mentioned pilot valve portion 5, and comes flowing between switching channel by other steering forces such as solenoid or mechanically actuated power.
As shown in figures 1 and 3, be rectangular-shaped valve body 6 in the above-mentioned main valve portion 4 and have supply hole p, tap hole ea, eb and output channel A, the B that supplies pressurised fluid flow.Wherein, supply hole p and tap hole ea, eb are located at the lower end near valve body 6, and along the horizontal width direction of this valve body 6, promptly its connecting direction connects.And output channel A, B are opened on the end face of valve body 6 length directions respectively, promptly with the end face 6c of pilot valve portion 5 opposition sides on, and pipe joint 7 is housed respectively on each passage, be connected by the hydrodynamic pressure driving mechanism of this pipe joint 7 with cylinder etc.It is fixing that aforementioned tube joint 7 is installed accessory 9 by the U font of inserting from mounting groove 8 tops of valve body 6, remains on installment state, in the time accessory 9 will be installed extract upward, just pipe joint 7 can be unloaded from valve body 6.
Also be provided with not shown valve opening in the inside of above-mentioned valve body 6, in this valve opening, also be inserted with bobbin valve piece, come the flow direction of switch pressure fluid by this valve piece can be free to slide mode along its length direction.
Two sides of above-mentioned valve body 6 width directions, the pair of engaging face 6a, the 6b that join each other for adjacent switching valve 1,1.On a mating face 6a, be formed with the recess 30-34 that links to each other with above-mentioned supply hole p, tap hole ea, eb and output channel A, B respectively, the recess by the through above-mentioned valve opening of these degree of depth can make above-mentioned each through hole and passage be connected with valve opening.And on the 6a of this mating face, the packing ring 10 that is used to make above-mentioned each through hole p and ea, eb and recess 30-34 formation tightness zone is installed also.
As required, can also on the 6b of another mating face of valve body 6, form the recess that recess shapes is identical, the degree of depth is more shallow with above-mentioned mating face 6a.
Like this, when the mating face 6a of the valve body 6,6 of adjacent switching valve 1,1 and 6b join, supply hole p on these two switching valves 1,1 and tap hole ea, eb be linearly respectively be connected with each other logical, and each recess 30-34 by the mating face 6b of another switching valve along the connecting direction closure, recess 33,34 is isolated because of being closed with another switching valve, consequently makes passage A, B all be separated into independently state at each switching valve 1.
Above-mentioned valve body 6 in the above near the position of pilot valve portion 5 sides and in its lower section near and the position of pilot valve portion 5 opposition sides, also be formed be used for interspersed above-mentioned be pull bar 25a, 25b, section slightly is groove 12a, the 12b of U font.
In addition, also be provided with manual operation unit 13 between valve body 6 and pilot valve portion 5, this manual operation unit 13 is provided with manually-operable button 19, by manually-operable, the control fluid of pilot valve portion 5 is supplied to main valve portion 4, just can implements switching this main valve portion 4.Above-mentioned manual operation unit 13, by above the groove 12a that is connected across its mounting groove 14 and valve body 6, slightly be the mounting plate that flexibly is installed with 15 of U font, be installed on this valve body 6, and above-mentioned pilot valve portion 5 is installed on this manual operation unit 13 by bolt.
Above-mentioned switching valve 1 is a five-way valve, but it is not limited only to 5 logical valves, also can be 4 logical valves or 3 logical valves.
Shown in detailed among Fig. 3 and Fig. 4, below above-mentioned manual operation unit 13, also be formed with the locating slot 17 that can embed the connecting pin 16 that is connected across between left and right sides end plate 2 and 3, but in this locating slot 17, the combined spring 18 that elasticity connects above-mentioned connecting pin 16 be housed.Shown in detailed among Fig. 6, this combined spring 18 forms two forked by the wire rod of warpage, on this combined spring 18, be formed with joining portion 18a, the 18a that can make connection pin 16 elasticity location, by connecting pin 16 is pressed into to locating slot 17 interior (referring to Fig. 3) from state shown in Figure 4, just can make combined spring 18 and connecting pin 16 form resilient engagement, utilize this connecting pin 16 and combined spring 18, just can be configured for the positioning means that switching valve 1 stably is held in a predetermined position.
First and second end plates 2,3 are on the mating face 2a, the 3a that join with switching valve 1, has the recess 30a-32a that supply hole p on the valve body 6 with above-mentioned switching valve 1 and tap hole ea, eb are connected respectively, and on its front-end face 2c, 3c, also have supply passage P and discharge route R, the recess 30a that is connected with above-mentioned supply hole p is connected with supply passage P, and the recess 31a, the 32a that are connected with tap hole ea, eb are connected with discharge route R.And, on the above-mentioned supply passage P also by being inserted in the installation accessory 9 in the mounting groove 21, can one touch-style pipe joint 7 being installed the dismounting mode, and by this pipe joint 7 be connected such as air compressor equal pressure fluid source.
Therefore, selectively use supply passage P and discharge route R on this pair of end plate 2,3, just above-mentioned each switching valve 1 can be supplied with or discharged to pressure fluid.
In addition, on the outer side surface of end plate 2,3, also be formed with discharge route R1 different with above-mentioned discharge route R, that have baffler 35, can select to use these two discharge route R and R1.That is to say, in the time of near will directly being discharged to switch valve assembly as the pressurized air of pressure fluid, can closed discharge route R and use attaching that the discharge route R1 of baffler 35 is arranged, and in the local time must being expelled to other, can closed discharge route R1, it is directed to predetermined location implements exhaust again by being connected pipe arrangement on the discharge route R.As shown in the figure, be preferably in for this situation pipe joint 7 also is installed on the exhaust port passage.
Above first end plate 2 in two end plates 2,3, in the position relative with the groove 12a of above-mentioned switching valve 1, be formed with and the identical groove 22 of this groove 12a shape, and, be formed with mounting hole 23 in the bottom and the corresponding position of above-mentioned groove 12b of this end plate 2.In addition, on second end plate 3 with above-mentioned groove 12a, the corresponding position of 12b, the nut 24,24 that cannot not be equipped with rotatablely.These two nuts 24,24 can be pull bar 25a and to intert be that the front end of pull bar 25b is threaded in mounting hole 23 and groove 22b among above-mentioned groove 22 and 12a with interting from end plate 2 one sides, by these pull bars 25a, 25b, just above-mentioned each switching valve 1 and end plate 2,3 can be fixed as one.
As shown in Figure 2, being positioned on mating face 2a, the 3a of end plate 2,3 is the lower end of pull bar 25a installation side, also is formed with hole 26 respect to one another, so that the two ends of above-mentioned connecting pin 16 are embedded in these two holes 26,26.
Above-mentioned pilot valve portion 5, can will be controlled fluid by the excitation by solenoid 5a and demagnetization supplies with or discharges the known electromagnetic type 3 logical valves of main valve portion 4 and constitute, the receipts of main valve portion 4 be contained in bobbin valve piece in the not shown valve opening under the pressure effect of control fluid when a direction moves, supply hole p is connected with output channel A, output channel B is connected with tap hole eb, and when the valve piece moves to other direction, supply hole p is connected with output channel B, output channel A is connected with tap hole ea.
When assembling the switch valve assembly of the foregoing description, one end of connecting pin 16 is inserted among the hole 2b of second end plate 3, connecting pin 16 is pressed into to locating slot 17 so that combined spring 18 and these connecting pin 16 resilient engagement, the mating face 6a of adjacent switching valve and 6b are kissed each other to be connect, switching valve 1 with predetermined number couples together successively, again the mating face 2a of first end plate 2 and the mating face 6b kissing of outermost switching valve 1 are connect, the other end of connecting pin 16 is inserted among the 2b of its hole.
Then, from end plate 2 sides, be that pull bar 25a interts in groove 22 and 12a with top, lower part series pull bar 25b is interted in mounting hole 23 and groove 22b, front end with them is threaded with nut 24 respectively again, so just above-mentioned each switching valve 1 and end plate 2 and 3 is fixed as one.
At this moment, above-mentioned connecting pin 16 be that pull bar 25a, 25b will have the length that adapts with the number of the switching valve 1 that will be connected certainly.
In addition, can not from groove 22,12a, extract upward when the stationary state for to make above-mentioned top be pull bar 25a, the width that preferably makes the groove 22 above first end plate 2 is littler than the diameter of head 25c that is pull bar 25a, and locates to be formed with the major diameter part 22a that can embed and block above-mentioned head 25c in the end of this groove 22.
In the time need changing owing to damaged and failure and other reasons or repair switching valve 1, can make lower part series pull bar 25b be in the state that appropriateness that its front end do not take off from nut 24 is unscrewed, and as shown in Figure 5, the front end that with top is pull bar 25a outwards withdraws from from nut 24, and it is pulled up upward from groove 22,12a.At this moment, since lower part series pull bar 25b intert in the mounting hole 23 on end plate 2, so, also can from the groove 12b below the switching valve 1, not come off even it is unscrewed.In addition, as shown in the figure, be that the front end of pull bar 25a props up on end plate 3 with suitable assembly axle with top, rotate upward as fulcrum with this front end, also can be that pull bar 25a extracts from groove 22,12a with top.
At this moment each switching valve 1 is only in its lower section by being pull bar 25b and connecting pin 16 supportings, so as shown in Figure 5, being that pull bar 25b is as fulcrum, pilot valve portion 5 is rotated upward, combined spring 18 is unloaded from connecting pin 16, then with the switching valve 1 that will unload from above-mentioned be that pull bar 25b unloads, thereby can under the state that switch valve assembly is not all disassembled, take off the switching valve 1 that will unload.
At this moment, still embedding in the groove 12b of other switching valve 1 has lower part series pull bar 25b, and combined spring 18 still forming resilient engagement with connecting pin 16, so other switching valve 1 can not misplace because of moving.
Like this, owing to the front end that with above-mentioned top is pull bar 25a moves to the position of throwing off nut 24 slightly along axial direction, promptly can be that pull bar 25a is by extracting upward among groove 22, the 12a with top, so the situation that bolt is inserted in the mounting hole that runs through valve body 6 is in the past compared, when extracting, will it not move distance corresponding to its total length along axial direction, therefore, even the be made for industry space along switching valve connecting direction is less, also can easily the switching valve that will unload be taken off from switch valve assembly.
When switching valve after needs are installed repairing once more or new switching valve, can be by carrying out operation with the above-mentioned opposite step of operation of taking off.
As mentioned above, owing on the top and bottom of valve body 6, form groove 12a, 12b, and will be that pull bar 25a, 25b are installed in these grooves, so just a plurality of mounting holes needn't be set on valve body, its result, easier of this valve inner formation stream, can guarantee that output channel A, B opening are on the front-end face 6c of valve body 6.
According to switch valve assembly of the present invention, to be embedded in the groove of switching valve top and bottom be that pull bar is fixed several switching valves owing to adopt, the state of unscrewing that the lower part series pull bar is in be not pulled out, with top is that pull bar is by extracting in the groove, under this state, the switching valve of desiring to unload is taken off from the lower part series pull bar, therefore just can under the state that other switching valve is still located, is not decomposed out by lower part series pull bar former state, simply and reliably the switching valve of desiring to unload be taken off.
At this moment, because the lower part series pull bar still is applied in the mounting hole on first end plate,, can not split away off the groove below switching valve so unscrew state even it is in yet.
In addition, be used to make switching valve to be held in a predetermined position the positioning means at place owing to be provided with, so even any switching valve is taken off, other switching valve can not produce unnecessary position yet and move.
Claims (2)
1, a kind of switch valve assembly is characterized in that:
Several switching valves that broad ways engages and be positioned at the first and second two end plates at these switching valve two ends, by the upper and lower of these switching valves and end plate, to be crossed between the two end plates be that pull bar is fixed together;
Top be pull bar, from first end plate, be inserted in the mode that can extract upward and be positioned at this first end plate and each groove above the switching valve, its front end is installed on second end plate by the mode that is threaded with detachable;
The bottom be pull bar, from first end plate, run through the mounting hole on this first end plate, inserting in thereunder the groove with respect to the mode that each switching valve is extracted downwards, its front end is installed on second end plate by being threaded.
2, switch valve assembly as claimed in claim 1, it is characterized in that: in the different position, lower part series pull bar mounting point below switching valve, also be provided with the positioning means that this switching valve is held in a predetermined position, this positioning means is made of the connecting pin and the combined spring that are crossed between the two end plates, this combined spring is configured in the locating slot below the switching valve, by being that this switching valve is rotated at the center with the lower part series pull bar, can flexibly engage with above-mentioned connecting pin or throw off.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP132938/93 | 1993-05-11 | ||
| JP13293893A JP2623207B2 (en) | 1993-05-11 | 1993-05-11 | Valve assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1096083A true CN1096083A (en) | 1994-12-07 |
| CN1032712C CN1032712C (en) | 1996-09-04 |
Family
ID=15093014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94105336 Expired - Fee Related CN1032712C (en) | 1993-05-11 | 1994-05-10 | Switch valve assembly |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2623207B2 (en) |
| KR (1) | KR0168129B1 (en) |
| CN (1) | CN1032712C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101078450B (en) * | 2006-05-27 | 2012-06-13 | 费斯托股份有限两合公司 | Vavle |
| CN104653535A (en) * | 2013-11-15 | 2015-05-27 | 罗伯特·博世有限公司 | Hydraulic control block with valve discs |
| CN107939764A (en) * | 2017-12-18 | 2018-04-20 | 徐工集团工程机械有限公司 | Hydraulic valve bank and drilling machine |
| CN110030223A (en) * | 2017-12-27 | 2019-07-19 | 马克阀门公司 | Pneumatic control valve manifold |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10021518A1 (en) * | 2000-05-03 | 2001-11-15 | Festo Ag & Co | Valve arrangement |
| US8297305B2 (en) * | 2008-01-28 | 2012-10-30 | Kohler Co. | Valve assembly having an improved flow path |
| JP4778077B2 (en) * | 2009-01-13 | 2011-09-21 | 株式会社コガネイ | Manifold solenoid valve |
-
1993
- 1993-05-11 JP JP13293893A patent/JP2623207B2/en not_active Expired - Fee Related
-
1994
- 1994-05-10 CN CN 94105336 patent/CN1032712C/en not_active Expired - Fee Related
- 1994-05-10 KR KR1019940010166A patent/KR0168129B1/en not_active IP Right Cessation
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101078450B (en) * | 2006-05-27 | 2012-06-13 | 费斯托股份有限两合公司 | Vavle |
| CN104653535A (en) * | 2013-11-15 | 2015-05-27 | 罗伯特·博世有限公司 | Hydraulic control block with valve discs |
| CN107939764A (en) * | 2017-12-18 | 2018-04-20 | 徐工集团工程机械有限公司 | Hydraulic valve bank and drilling machine |
| CN107939764B (en) * | 2017-12-18 | 2024-02-02 | 江苏徐工工程机械研究院有限公司 | Hydraulic valve group and drilling machine |
| CN110030223A (en) * | 2017-12-27 | 2019-07-19 | 马克阀门公司 | Pneumatic control valve manifold |
| CN110030223B (en) * | 2017-12-27 | 2022-05-27 | 马克阀门公司 | Pneumatic control valve manifold |
Also Published As
| Publication number | Publication date |
|---|---|
| KR0168129B1 (en) | 1998-12-01 |
| JPH06323455A (en) | 1994-11-25 |
| JP2623207B2 (en) | 1997-06-25 |
| CN1032712C (en) | 1996-09-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 19960904 Termination date: 20100510 |