CN109707888A - A hydraulic trigger type automatic reset mechanism - Google Patents
A hydraulic trigger type automatic reset mechanism Download PDFInfo
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- CN109707888A CN109707888A CN201910122457.2A CN201910122457A CN109707888A CN 109707888 A CN109707888 A CN 109707888A CN 201910122457 A CN201910122457 A CN 201910122457A CN 109707888 A CN109707888 A CN 109707888A
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- steel ball
- hydraulic
- slip pipe
- runner
- return spring
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- 230000007246 mechanism Effects 0.000 title claims description 34
- 229910000831 Steel Inorganic materials 0.000 claims description 120
- 239000010959 steel Substances 0.000 claims description 120
- 239000007788 liquid Substances 0.000 claims description 3
- 230000009471 action Effects 0.000 description 11
- 230000006837 decompression Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
A kind of hydraulic trigger-type automatic reset mechanism, including valve rod, are successively arranged the hydraulic runner of first to be connected, the second hydraulic runner and bar shaped slideway from left to right in valve rod, and the right end end sleeve of valve rod is slidably matched in the positioning sleeve of fixed setting and with positioning sleeve；It is successively arranged the first steel ball, the first return spring and mandril from left to right in the second hydraulic runner, pressure release runner is equipped on valve rod, pressure release runner is communicated with the second hydraulic runner；Right end end in bar shaped slideway is equipped with spring mechanism, abutting between mandril and spring mechanism has the second steel ball, the position that third steel ball is corresponded on bar shaped slideway side wall offers through-hole, and third steel ball is located in through-hole, is installed with ring-shaped step on the inner wall in the middle part of positioning sleeve.Steel ball and return spring are set, are clamped under spring force using steel ball, and acted by hydraulic drive steel ball, to realize the clamping relationship of releasing steel ball, simple and stable structure, automatic unlocking function is convenient and practical.
Description
Technical field
The present invention relates to automatic reset mechanisms, and in particular to a kind of hydraulic trigger-type automatic reset mechanism.
Background technique
Hand-operated direction valve is a kind of Hydraulic Elements widely used in hydraulic system, is mainly used for cutting for medium flow direction
It changes.Hand-operated direction valve generally all includes following components: manual reverse of direction mechanism, sealing element, valve body, spool, resetting-mechanism
Or positioning mechanism.Resetting-mechanism is used for after reversal valve executes commutation action, and spool is made to return to initial bit.Positioning mechanism is used for
After reversal valve executes commutation action, reversal valve is made to be fixed on the working condition or operation range of certain determination.Have in technology at oneself,
Hand-operated direction valve is provided only with spring return mechanism or is provided only with positioning mechanism.And positioning mechanism is in positioning states at work
When, it needs to apply manually external force and could restore spool and return to initial bit.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of hydraulic trigger-type automatic reset mechanism.
A kind of hydraulic trigger-type automatic reset mechanism, it is characterised in that: including valve rod, in the valve rod from left to right according to
It is secondary equipped with the first hydraulic runner, the second hydraulic runner and bar shaped slideway that are connected, the right end end sleeve of the valve rod is in fixation
It is slidably matched in the positioning sleeve of setting and with the positioning sleeve；It is successively arranged first from left to right in the described second hydraulic runner
Steel ball, the first return spring and mandril, the both ends of first return spring are connected to respectively on first steel ball and mandril,
It is got lodged on the right side of first steel ball on the right end port of the described first hydraulic runner, the mandril is sealingly disposed in described second
It is slidably matched in hydraulic runner and with the described second hydraulic runner, pressure release runner, the pressure release runner is equipped on the valve rod
It is communicated with the described second hydraulic runner, in the unit time, the pressure rise amount of the second hydraulic runner is greater than the pressure release stream
The pressure release amount in road；Right end end in the bar shaped slideway is equipped with spring mechanism, supports between the mandril and spring mechanism
It is connected to the second steel ball, the right end end of the mandril is located in the bar shaped slideway, on the circumference of mandril right end end
Equipped with third steel ball, the position that the third steel ball is corresponded on the bar shaped slideway side wall offers through-hole, the third steel
Ball is located in the through-hole, is installed with ring-shaped step on the inner wall in the middle part of the positioning sleeve, the outside of the third steel ball with
The inner wall of the positioning sleeve contacts and close to the left side of the ring-shaped step, the inside of the third steel ball and second steel ball
Left contact；
The working principle of the invention: the relatively described positioning sleeve of the valve rod moves right, when the third steel ball passes through annular table
When rank, the third steel ball is moved into the bar shaped slideway, second steel ball under the active force of the third steel ball to
It moves right and compresses the spring mechanism；After the third steel ball crosses the ring-shaped step, second steel ball is to moving to left
Dynamic, the third steel ball moves outside the bar shaped slideway and is connected to the annular table under the active force of second steel ball
On rank, i.e., valve rod is positioned, then the described first hydraulic runner boosting, when hydraulic in the described first hydraulic runner is greater than
When first return spring gives the pressure of first steel ball in the second hydraulic runner, first steel ball opens institute
The first hydraulic runner right end port is stated, the second hydraulic runner internal pressure power rise is greater than the pressure release amount of the pressure release runner,
When the pressure in the described second hydraulic runner is greater than the active force of spring mechanism, in the work of the described second hydraulic runner internal pressure power
Push second steel ball and the relatively described positioning sleeve of slip pipe to move right with the lower mandril, at this point, the third steel ball to
It is moved in the bar shaped slideway, the clamping relation broken of the third steel ball and ring-shaped step, the valve rod is moved to the left rear institute
State the first hydraulic runner decompression.
Further are as follows: the spring mechanism includes slip pipe and the second return spring, and the slip pipe is slidably arranged in the item
Right end end in shape slideway, between the slip pipe and mandril, the slip pipe and mandril are connected to second steel ball
On second steel ball；Fixing sleeve is fixed on the right side of the positioning sleeve, the right end end of the slip pipe is out of described valve rod
It is pierced by and is located in the fixing sleeve, second return spring is located in the fixing sleeve, second return spring one end
It is installed on the fixing sleeve, the other end of second return spring is connected on the slip pipe, at the middle part of the slip pipe
It is installed with block, the block block is on the right end end face of the valve rod；
This structure pushes the relatively described valve rod of the slip pipe to move right, at this point, the block and the valve rod end face point
From second return spring is compressed；After the third steel ball crosses the ring-shaped step, the slip pipe is described second
The relatively described valve rod is moved to the left under return spring active force, at this point, the slip pipe pushes second steel ball to be moved to the left,
The third steel ball is moved to outside the bar shaped slideway and is connected on the ring-shaped step under the active force of second steel ball,
Then the described first hydraulic runner boosting, when hydraulic described greater than in the described second hydraulic runner in the described first hydraulic runner
When first return spring gives the pressure of first steel ball, first steel ball opens first hydraulic runner right end end
Mouthful, the rise of the second hydraulic runner internal pressure power is greater than the pressure release amount of the pressure release runner, when the described second hydraulic runner
When interior pressure is greater than active force of second return spring to the slip pipe, under the action of the described second hydraulic runner internal pressure power
The mandril pushes second steel ball and the relatively described positioning sleeve of slip pipe to move right, at this point, the third steel ball is described
It is moved under the active force of second return spring into the bar shaped slideway, the clamping relationship solution of the third steel ball and ring-shaped step
It removes, the valve rod is moved to the left the rear first hydraulic runner decompression.
Further are as follows: the spring mechanism includes slip pipe, the second return spring and third return spring, and the slip pipe is fixed
Right end end in the bar shaped slideway is set, and second steel ball between the slip pipe and mandril, return by the third
One end of position spring is installed in the slip pipe, and the other end of the third return spring is pierced by and is connected to out of described slip pipe
On second steel ball；Fixing sleeve is fixed on the right side of the positioning sleeve, the right end end of the slip pipe is out of described valve rod
It is pierced by and is located in the fixing sleeve, second return spring is located in the fixing sleeve, second return spring one end
It is installed on the fixing sleeve, the other end of second return spring is connected on the slip pipe, at the middle part of the slip pipe
It is installed with block, the block block is on the right end end face of the valve rod；
This structure pushes the relatively described positioning sleeve of the valve rod to move right, at this point, slip pipe and valve rod link, described second
Return spring is compressed, and when the third steel ball is located on the ring-shaped step, the third steel ball pushes second steel
The relatively described slip pipe of ball moves right and compresses the third return spring；When the third steel ball crosses the ring-shaped step
Afterwards, second steel ball relatively described slip pipe under the action of the third return spring is moved to the left, and makes the third steel
Ball is connected on the ring-shaped step；Then the described first hydraulic runner boosting, when hydraulic big in the described first hydraulic runner
When the first return spring described in the described second hydraulic runner gives the pressure of first steel ball, first steel ball is opened
First hydraulic runner right end port, the rise of the second hydraulic runner internal pressure power are greater than the pressure release of the pressure release runner
Amount, when the pressure in the described second hydraulic runner is greater than the active force of third return spring, in the described second hydraulic runner
The mandril pushes the relatively described positioning sleeve of the second steel ball to move right under the action of pressure, at this point, the third steel ball
It is moved under the action of second return spring into the bar shaped slideway, the clamping of the third steel ball and ring-shaped step is closed
System releases, and the valve rod is moved to the left the rear first hydraulic runner decompression.
Further are as follows: sliding is provided with fixed ring, second return spring one end and the fixation on the slip pipe
Ring is fixedly connected, and the fixed ring is connected to the right side of the block, and the other end of second return spring is connected to described
The right end end of fixing sleeve, this structure is convenient for assembly.(fixing seat that right end end is arranged in the fixing sleeve is fixedly connected).
Further are as follows: the valve rod, positioning sleeve, mandril and slip pipe are coaxially disposed, easy to process and assembly.
Beneficial effects of the present invention: setting steel ball and return spring are clamped under spring force using steel ball,
And acted by hydraulic drive steel ball, to realize the clamping relationship for releasing steel ball, simple and stable structure automatically terminates function side
Just practical；First hydraulic runner is blocked using the first steel ball, and uses the first return spring, mandril, the second steel ball, third steel ball
Deng the linkage realized with the first steel ball, so that unlock steel ball clamping relationship is sensitive and repeatable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of first embodiment in the present invention；
Fig. 2 is the structural schematic diagram of first embodiment in the present invention；
Fig. 3 is the structural schematic diagram of second embodiment in the present invention.
In figure, 1, valve rod；11, the first hydraulic runner；12, pressure release runner；13, the second hydraulic runner；131, the first steel ball；
132, the first return spring；133, mandril；14, bar shaped slideway；141, third steel ball；142, the second steel ball；15, bar shaped slideway side
Wall；2, positioning sleeve；21, ring-shaped step；3, slip pipe；31, third return spring；32, plug；4, fixing seat；41, cavity；5, solid
Fixed set；51, the second return spring；52, fixed ring.
Specific embodiment
It elaborates with reference to the accompanying drawing to the present invention.It should be noted that left, center, right in present example,
The positional terms such as upper and lower are only relative concepts or be to refer to, and should not be considered as with the normal operating condition of product each other
It is restrictive.
First embodiment, referring to figs. 1 and 2, a kind of hydraulic trigger-type automatic reset mechanism, including valve rod 1, in institute
State the hydraulic runner 11 of first for being successively arranged and being connected from left to right in valve rod 1, the second hydraulic runner 13 and bar shaped slideway 14, institute
The right end end sleeve of valve rod 1 is stated in the positioning sleeve 2 of fixed setting and is slidably matched with the positioning sleeve 2；In second liquid
It is successively arranged the first steel ball 131, the first return spring 132 and mandril 133, the first return bullet from left to right in pressure runner 13
The both ends of spring 132 are connected to respectively on first steel ball 131 and mandril 133, and the right side of first steel ball 131 gets lodged in described
On the right end port of first hydraulic runner 11, the mandril 133 be sealingly disposed in the described second hydraulic runner 13 and with it is described
Second hydraulic runner 13 is slidably matched, and pressure release runner 12, the pressure release runner 12 and second liquid are equipped on the valve rod 1
Pressure runner 13 communicates；Right end end in the bar shaped slideway 14 is equipped with spring mechanism, in the mandril 133 and spring mechanism
Between abut have the second steel ball 142, the right end end of the mandril 133 is located in the bar shaped slideway 14, in the mandril 133
The two sides of right end end are equipped with third steel ball 141, and the position of the third steel ball 141 is corresponded on 14 side wall of bar shaped slideway
It sets and offers through-hole, the third steel ball 141 is located in the through-hole, is installed with ring on the inner wall at 2 middle part of positioning sleeve
Shape step 21, the outside of the third steel ball 141 contact with the inner wall of the positioning sleeve 2 and close to a left sides for the ring-shaped step 21
Side, the left contact of the inside of the third steel ball 141 and second steel ball 142；In unit time, second flow of pressurized
The pressure rise amount in road 13 is greater than the pressure release amount of the pressure release runner 12；
The relatively described positioning sleeve 2 of the valve rod 1 moves right, when the third steel ball 141 is by ring-shaped step 21, described the
Three steel balls 141 are moved into the bar shaped slideway 14, second steel ball 142 under the active force of the third steel ball 141 to
It moves right and compresses the spring mechanism；After the third steel ball 141 crosses ring-shaped step 21, second steel ball
142 are moved to the left, and the third steel ball 141 moves outside the bar shaped slideway 14 under the active force of second steel ball 142
And be connected on the ring-shaped step 21, i.e., valve rod 1 is positioned, then the described first hydraulic runner 11 boosts, when described
In first hydraulic runner 11 it is hydraulic be greater than the described second hydraulic runner 13 in first return spring 132 give described first
When the pressure of steel ball 131, first steel ball 131 opens the described first hydraulic 11 right end port of runner, second flow of pressurized
Pressure rise is greater than the pressure release amount of the pressure release runner 12 in road 13, when the pressure in the described second hydraulic runner 13 is greater than bullet
When the active force of spring mechanism, the mandril 133 pushes second steel under the action of pressure in the described second hydraulic runner 13
Ball 142 and the relatively described positioning sleeve 2 of slip pipe 3 move right, at this point, the third steel ball 141 is moved into the bar shaped slideway 14
Dynamic, the clamping relation broken of the third steel ball 141 and ring-shaped step 21, it is hydraulic that the valve rod 1 is moved to the left rear described first
11 decompression of runner, to realize the self-return of valve rod 1.
The spring mechanism includes slip pipe 3 and the second return spring 51, and the slip pipe 3 is slidably arranged in the bar shaped slideway
Right end end in 14, for second steel ball 142 between the slip pipe 3 and mandril 133, the slip pipe 3 and mandril 133 are equal
It is connected on second steel ball 142；Fixing sleeve 5, the right end end of the slip pipe 3 are fixed on the right side of the positioning sleeve 2
It is pierced by and is located in the fixing sleeve 5 out of described valve rod 1, second return spring 51 is located in the fixing sleeve 5, described
Second return spring, 51 one end is installed on the fixing sleeve 5, and the other end of second return spring 51 is connected to the cunning
On pipe 3, it is installed with block at the middle part of the slip pipe 3, the block block is on the right end end face of the valve rod 1；
This structure pushes the relatively described valve rod 1 of the slip pipe 3 to move right, at this point, as shown in connection with fig. 2, the block and institute
The separation of 1 end face of valve rod is stated, second return spring 51 is compressed；When the third steel ball 141 crosses the ring-shaped step 21
Afterwards, the slip pipe 3 relatively described valve rod 1 under 51 active force of the second return spring is moved to the left, at this point, the slip pipe 3
Second steel ball 142 is pushed to be moved to the left, the third steel ball 141 is to described under the active force of second steel ball 142
Mobile and be connected on the ring-shaped step 21 outside bar shaped slideway 14, then the described first hydraulic runner 11 boosts, when described the
In one hydraulic runner 11 it is hydraulic be greater than the described second hydraulic runner 13 in first return spring 132 give first steel
When the pressure of ball 131, first steel ball 131 opens the described first hydraulic 11 right end port of runner, the second hydraulic runner
The rise of pressure is greater than the pressure release amount of the pressure release runner 12 in 13, when the pressure in the described second hydraulic runner 13 is greater than the
When two return springs 51 are to the active force of the slip pipe 3, mandril under the action of pressure in the described second hydraulic runner 13
133 push second steel ball 142 and the relatively described positioning sleeve 2 of slip pipe 3 to move right, at this point, the third steel ball 141 is in institute
It states and is moved under the active force of the second return spring 51 into the bar shaped slideway 14, the third steel ball 141 and ring-shaped step 21
Clamping relation broken, the valve rod 1 is moved to the left rear first hydraulic 11 decompression of runner.
Sliding is provided with fixed ring 52, described second return spring, 51 one end and the fixed ring 52 on the slip pipe 3
It is fixedly connected, the fixed ring 52 is connected to the right side of the block, and the other end of second return spring 51 is connected to institute
State the right end end of fixing sleeve 5；The fixing seat 4 that right end end is arranged in the fixing sleeve 5 is fixedly connected, the right side of the slip pipe 3
End is located at 41 in the cavity being arranged in the fixing seat 4, is installed with plug 32 in the right end of the slip pipe, the plug 32 is located at
It is slidably matched in the cavity 41 and with the cavity 41.The valve rod 1, positioning sleeve 2, mandril 133 and slip pipe 3 are coaxially set
It sets.
Second embodiment, other technical characteristics are in the case where being identical with the first embodiment, as shown in connection with fig. 3, the bullet
Spring mechanism includes slip pipe 3, the second return spring 51 and third return spring 31, and it is sliding that the slip pipe 3 is fixed at the bar shaped
Right end end in road 14, second steel ball 142 is between the slip pipe 3 and mandril 133, the third return spring 31
One end be installed in the slip pipe 3, the other end of the third return spring 31 is pierced by out of described slip pipe 3 and is connected to institute
It states on the second steel ball 142；Fixing sleeve 5 is fixed on the right side of the positioning sleeve 2, and the right end end of the slip pipe 3 is from the valve
It is pierced by and is located in the fixing sleeve 5 in bar 1, second return spring 51 is located in the fixing sleeve 5, second return
51 one end of spring is installed on the fixing sleeve 5, and the other end of second return spring 51 is connected on the slip pipe 3,
The middle part of the slip pipe 3 is installed with block, and the block block is on the right end end face of the valve rod 1；
This structure pushes the relatively described positioning sleeve 2 of the valve rod 1 to move right, at this point, slip pipe 3 and valve rod 1 link, it is described
Second return spring 51 is compressed, when the third steel ball 141 is located on the ring-shaped step 21, the third steel ball 141
The relatively described slip pipe 3 of second steel ball 142 is pushed to move right and compress the third return spring 31；When the third steel
After ball 141 crosses the ring-shaped step 21, second steel ball 142 is relatively described under the action of third return spring 41
Slip pipe 3 is moved to the left, and is connected to the third steel ball 141 on the ring-shaped step 21；Then the described first hydraulic runner
11 boostings, when hydraulic greater than first return spring in the described second hydraulic runner 13 in the described first hydraulic runner 11
132 when giving the pressure of first steel ball 131, and first steel ball 131 opens the described first hydraulic 11 right end port of runner,
The rise of pressure is greater than the pressure release amount of the pressure release runner 12 in the second hydraulic runner 13, when the described second hydraulic runner
It is described under the action of pressure in the described second hydraulic runner 13 when pressure in 13 is greater than the active force of third return spring 31
Mandril 133 pushes the relatively described positioning sleeve 2 of second steel ball 142 to move right, at this point, the third steel ball 141 is described
It is moved under the action of second return spring 51 into the bar shaped slideway 14, the card of the third steel ball 141 and ring-shaped step 21
Relation broken is connect, the valve rod 1 is moved to the left rear first hydraulic 11 decompression of runner.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (5)
1. a kind of hydraulic trigger-type automatic reset mechanism, it is characterised in that: including valve rod, in the valve rod from left to right successively
Equipped with the first hydraulic runner, the second hydraulic runner and bar shaped slideway being connected, the right end end sleeve of the valve rod is set in fixation
It is slidably matched in the positioning sleeve set and with the positioning sleeve；It is successively arranged the first steel from left to right in the described second hydraulic runner
Ball, the first return spring and mandril, the both ends of first return spring are connected to respectively on first steel ball and mandril, institute
It states and is got lodged on the right side of the first steel ball on the right end port of the described first hydraulic runner, the mandril is sealingly disposed in second liquid
Be slidably matched in pressure runner and with the described second hydraulic runner, be equipped with pressure release runner on the valve rod, the pressure release runner with
The second hydraulic runner communicates, and the pressure rise amount of the second hydraulic runner is greater than the pressure release runner in the unit time
Pressure release amount；Right end end in the bar shaped slideway is equipped with spring mechanism, and abutting between the mandril and spring mechanism has
The right end end of second steel ball, the mandril is located in the bar shaped slideway, is equipped on the circumference of mandril right end end
Third steel ball, the position that the third steel ball is corresponded on the bar shaped slideway side wall offer through-hole, third steel ball position
In in the through-hole, being installed with ring-shaped step on the inner wall in the middle part of the positioning sleeve, the outside of the third steel ball with it is described
The inner wall of positioning sleeve contacts and close to the left side of the ring-shaped step, a left side for the inside of the third steel ball and second steel ball
Side contacts.
2. a kind of hydraulic trigger-type automatic reset mechanism according to claim 1, it is characterised in that: the spring mechanism packet
Slip pipe and the second return spring are included, the slip pipe is slidably arranged in the right end end in the bar shaped slideway, second steel ball
Between the slip pipe and mandril, the slip pipe and mandril are connected on second steel ball；On the right side of the positioning sleeve
Side is fixed with fixing sleeve, and the right end end of the slip pipe is pierced by out of described valve rod and is located in the fixing sleeve, described second
Return spring is located in the fixing sleeve, and second return spring one end is installed on the fixing sleeve, second return
The other end of spring is connected on the slip pipe, block is installed in the middle part of the slip pipe, the block block is in the valve
On the right end end face of bar.
3. a kind of hydraulic trigger-type automatic reset mechanism according to claim 1, it is characterised in that: the spring mechanism packet
Slip pipe, the second return spring and third return spring are included, the slip pipe is fixed at the right end end in the bar shaped slideway,
Second steel ball is between the slip pipe and mandril, and one end of the third return spring is installed in the slip pipe, institute
The other end for stating third return spring is pierced by out of described slip pipe and is connected on second steel ball；On the right side of the positioning sleeve
Side is fixed with fixing sleeve, and the right end end of the slip pipe is pierced by out of described valve rod and is located in the fixing sleeve, described second
Return spring is located in the fixing sleeve, and second return spring one end is installed on the fixing sleeve, second return
The other end of spring is connected on the slip pipe, block is installed in the middle part of the slip pipe, the block block is in the valve
On the right end end face of bar.
4. a kind of hydraulic trigger-type automatic reset mechanism according to claim 2 or 3, it is characterised in that: in the slip pipe
Upper sliding is provided with fixed ring, and second return spring one end is fixedly connected with the fixed ring, and the fixed ring is connected to
The other end on the right side of the block, second return spring is connected to the right end end of the fixing sleeve.
5. a kind of hydraulic trigger-type automatic reset mechanism according to claim 4, it is characterised in that: the valve rod, positioning
Set, mandril and slip pipe are coaxially disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910122457.2A CN109707888A (en) | 2019-02-19 | 2019-02-19 | A hydraulic trigger type automatic reset mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910122457.2A CN109707888A (en) | 2019-02-19 | 2019-02-19 | A hydraulic trigger type automatic reset mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109707888A true CN109707888A (en) | 2019-05-03 |
Family
ID=66264509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910122457.2A Pending CN109707888A (en) | 2019-02-19 | 2019-02-19 | A hydraulic trigger type automatic reset mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109707888A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111006053A (en) * | 2019-12-30 | 2020-04-14 | 浙江高澳卫浴有限公司 | Delay valve |
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| CN105422914A (en) * | 2015-12-07 | 2016-03-23 | 常州市康士达机电有限公司 | Electromagnetic directional valve |
| CN106930994A (en) * | 2017-05-09 | 2017-07-07 | 江苏力源液压机械有限公司 | Position floating reversal valve is jumped in the manual pressurize of tractor |
| CN107504222A (en) * | 2017-09-13 | 2017-12-22 | 广西柳工机械股份有限公司 | Two magnetic valves of self-locking type |
| CN108999827A (en) * | 2018-08-09 | 2018-12-14 | 洛阳市荆山液压元件有限公司 | Multi-way valve for hydraulic pressure elevator of tractor |
| CN109162975A (en) * | 2018-09-19 | 2019-01-08 | 合肥长源液压股份有限公司 | A kind of Reversing valve plate with jump position and pressure holding function on agricultural machinery |
| CN109779997A (en) * | 2019-02-19 | 2019-05-21 | 新乡市德恩智能工业有限公司 | A hydraulic trigger type automatic reset hydraulic valve |
| CN209800813U (en) * | 2019-02-19 | 2019-12-17 | 新乡市德恩智能工业有限公司 | Hydraulic triggering type automatic resetting mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111006053A (en) * | 2019-12-30 | 2020-04-14 | 浙江高澳卫浴有限公司 | Delay valve |
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Application publication date: 20190503 |