CN106969007A - Explosion-proof emergent Releasing loop - Google Patents
Explosion-proof emergent Releasing loop Download PDFInfo
- Publication number
- CN106969007A CN106969007A CN201710360234.0A CN201710360234A CN106969007A CN 106969007 A CN106969007 A CN 106969007A CN 201710360234 A CN201710360234 A CN 201710360234A CN 106969007 A CN106969007 A CN 106969007A
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- China
- Prior art keywords
- valve body
- main channel
- cavity
- service aisle
- valve element
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/021—Valves for interconnecting the fluid chambers of an actuator
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention discloses explosion-proof emergent Releasing loop, belong to HYDRAULIC CONTROL SYSTEM circuit technology field.It includes valve body, the valve body is provided with along valve body left and right directions and through the main channel of valve body, the valve element for being slidingly sealed and being connected with it is provided with the middle part of main channel, main channel left end is provided with the plug for sealing against connection, and main channel right-hand member carries out thread seal with explosion prevention electromagnet and is connected；Valve body above main channel is provided with the drainback passage set along valve body above-below direction, the service aisle I and service aisle II set along valve body above-below direction is additionally provided with valve body below main channel, dead electricity and the pressure release that obtains electric i.e. controllable oil circuit and normal working condition of the present invention using explosion prevention electromagnet, the occasion that inflammable and explosive environment and certain operations personnel are inconvenient to enter or operated suitable for having, it is simple in construction, it is easily manufactured.
Description
Technical field
The present invention relates to HYDRAULIC CONTROL SYSTEM circuit technology field, what is used in especially a kind of hydraulic system is explosion-proof emergent
Releasing loop.
Background technology
At present, in hydraulic system, when some need to carry out emergency maintenance or handle accident, often released using emergent
Putting back to road makes to carry out emergency processing emergency situations after hydraulic actuating mechanism returning quickly.Because emergent Releasing loop has noise
Small, simple in construction the features such as, so being widely used.Existing emergent Releasing loop under some specific application and environments,
Such as in the case where having inflammable and explosive environment and certain operations personnel to be inconvenient to reach or operate, extremely inconvenience is, it is necessary to use
Specific instrument or a few people assist that emergency maintenance could be completed or handle the processing of accident simultaneously, both wastes of manpower, and unrestrained
It is time-consuming, and unsafe factor is easily brought, bring hidden danger to normal emergency processing.
The content of the invention
The purpose of the present invention is exactly to overcome the shortcoming of prior art there is provided the explosion-proof emergent Releasing loop of one kind, and it is using anti-
The dead electricity of quick-fried electromagnet discharges and normal working condition with obtaining the electric pressure to control oil circuit, it is adaptable to have inflammable and explosive ring
The occasion that border and certain operations personnel are inconvenient to enter or operated, it is simple in construction, it is easily manufactured.
To achieve the above object, the present invention is adopted the following technical scheme that：Explosion-proof emergent Releasing loop, including valve body, it is described
Valve body is provided with along valve body left and right directions and the valve for being slidingly sealed and being connected with it is provided with the middle part of the main channel of valve body, main channel
Core, main channel left end is provided with the plug for sealing against connection, and main channel right-hand member carries out thread seal with explosion prevention electromagnet and is connected；
Valve element left end is provided with axial hole, and valve element right-hand member is in contact with the push rod inside explosion prevention electromagnet, and axial hole right part is provided with company
The outer surface of valve element is provided with groove, groove and main channel inwall on the left of the radial hole of logical axial hole and primary channel wall, radial hole
Cavity II is formed, the main channel between valve element and plug forms the compression bullet provided with connection plug and valve element in cavity I, cavity I
Spring；
Valve body above main channel is provided with the drainback passage set along valve body above-below direction, drainback passage one end and the phase of cavity I
Connection, the other end is connected by pipeline with fuel tank, is additionally provided with what is set along valve body above-below direction on the valve body below main channel
Service aisle I and service aisle II；
When oil circuit normal work, explosion prevention electromagnet is power failure state, the valve element appearance of the one end of service aisle I and the left side of cavity II
Face is contacted, and the other end is connected by pipeline with the rod chamber of oil cylinder, and the one end of service aisle II is connected with cavity II, the other end
It is connected by the rodless cavity of pipeline oil cylinder；When oil circuit is in unloading condition, explosion prevention electromagnet for electricity condition, now push rod
Valve element is promoted to overcome the active force of compression spring to be moved to the left in the presence of electromagnetic force, service aisle I is connected with cavity II,
Service aisle II is connected with cavity II and radial hole simultaneously.
As a modification of the present invention, the valve body is oil path block, compact conformation.
The beneficial effects of the invention are as follows the present invention is when hydraulic actuating mechanism needs return, Zhi Xushi explosion-proof electromagnetics Tie Tong
Electricity, makes service aisle I, service aisle II and fuel tank homogeneously intercommunicated, you can to realize executing agency's return, so that it is difficult to reduce operation
Degree, it is both time saving and energy saving, it is applied to the occasion for having inflammable and explosive environment and certain operations personnel be inconvenient to enter or operate again, ties
Structure is simple, easily manufactured.
Brief description of the drawings
Fig. 1 is under normal operating conditions of the present invention（Explosion prevention electromagnet dead electricity）Structural representation；
Fig. 2 is under the emergent release conditions of the present invention（Explosion prevention electromagnet obtains electric）Structural representation.
1st, oil cylinder, 2, weight, 3, plug, 4, compression spring, 5, cavity I, 6, drainback passage, 7, fuel tank, 8, cavity II, 9,
Explosion prevention electromagnet, 91, push rod, 10, valve element, 101, axial hole, 102, radial hole, 11, service aisle II, 12, service aisle I,
13rd, valve body.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
It should be noted that the orientation term such as left, center, right in truth of the present invention example, upper and lower, is only relatively general each other
Read or using the normal operating condition of product as reference, and should not be regarded as restrictive.
In Fig. 1, explosion-proof emergent Releasing loop, it is mainly made up of valve body 13 and explosion prevention electromagnet 9, and valve body 13 is provided with
The valve element 10 for being slidingly sealed and being connected with it is provided with along the left and right directions of valve body 13 and in the middle part of the main channel of valve body 13, main channel,
Main channel left end is provided with the plug 3 for sealing against connection, and main channel right-hand member carries out thread seal with explosion prevention electromagnet 9 and is connected；Valve
The left end of core 10 is provided with axial hole 101, and the right-hand member of valve element 10 is in contact with the push rod 91 inside explosion prevention electromagnet 9, the right part of axial hole 101
The radial hole 102 of axial hole 101 and primary channel wall is communicated with, the outer surface of the left side valve element 10 of radial hole 102 is provided with groove,
Groove and main channel inwall formation cavity II 8, the main channel between valve element 10 and plug 3 is formed to be provided with cavity I 5, cavity I 5
Connect the compression spring 4 of plug 3 and valve element 10；Valve body 13 above main channel is provided with along returning that the above-below direction of valve body 13 is set
Oily passage 6, one end of drainback passage 6 is connected with cavity I 5, and the other end is connected by pipeline with fuel tank 7；Below main channel
The service aisle I 12 and service aisle II 11 set along the above-below direction of valve body 13 is additionally provided with valve body 13, when oil circuit normal work
When, explosion prevention electromagnet 9 is power failure state, now, and valve element 13 is located at right-hand member under spring force, in normal condition, work
The outer surface of valve element 10 for making the one end of passage I 12 with the left side of cavity II 8 is contacted, and now, service aisle I 12 is blocked up by the outer surface of valve element 10
Extremely, the other end of service aisle I 12 is connected by pipeline with the rod chamber of oil cylinder 1, the one end of service aisle II 11 and the phase of cavity II 8
Connection, the other end is connected by pipeline with the rodless cavity of oil cylinder 1, under this working condition, service aisle I 12, service aisle
II 11 do not connect mutually with drainback passage 6.
In fig. 2, when the present invention needs emergent release, explosion prevention electromagnet 9 obtains electric, now effect of the push rod 91 in electromagnetic force
Lower promotion valve element 10 overcomes the active force of compression spring 4 to be moved to the left, and valve element 10 is located at left end, service aisle I 12 and cavity
II 8 are connected, and service aisle II 11 is connected with cavity II 8 and radial hole 102 simultaneously, realizes radial hole 102 and cavity II 8
It is connected by service aisle II 11, now, service aisle I 12, service aisle II 11 are connected by cavity II 8, work is logical
Road II 11 passes sequentially through radial hole 102, axial hole 101 and drainback passage 6 and is connected with fuel tank 7, and oil circuit is in unloading condition, real
Existing pressure release is allowed to be returned to original state, and oil cylinder 1 resets in the presence of weight 2.
To make whole hydraulic system structure compact, valve body 13 can be oil path block, and the present invention is obtained by explosion prevention electromagnet 9
Electricity controls the pressure of oil circuit to discharge and normal working condition with dead electricity, it is adaptable to have inflammable and explosive environment and certain operations
The occasion that personnel are inconvenient to enter or operated, it is simple in construction, it is easily manufactured.
The present embodiment is only presently preferred embodiments of the present invention, not makees any shape to shape, structure of the present invention etc.
Limitation in formula, every any simple modification made according to technical spirit of the invention to above example, equivalent variations,
Belong to the protection domain of technical solution of the present invention.
Claims (2)
1. explosion-proof emergent Releasing loop, including valve body, it is characterised in that：The valve body is provided with along valve body left and right directions and run through
The valve element for being slidingly sealed and being connected with it is provided with the middle part of the main channel of valve body, main channel, main channel left end is provided with and seals against connection
Plug, main channel right-hand member and explosion prevention electromagnet carry out thread seal and are connected；
Valve element left end is provided with axial hole, and valve element right-hand member is in contact with the push rod inside explosion prevention electromagnet, and axial hole right part is provided with company
The outer surface of valve element is provided with groove, groove and main channel inwall on the left of the radial hole of logical axial hole and primary channel wall, radial hole
Cavity II is formed, the main channel between valve element and plug forms the compression bullet provided with connection plug and valve element in cavity I, cavity I
Spring；
Valve body above main channel is provided with the drainback passage set along valve body above-below direction, drainback passage one end and the phase of cavity I
Connection, the other end is connected by pipeline with fuel tank, is additionally provided with what is set along valve body above-below direction on the valve body below main channel
Service aisle I and service aisle II；
When oil circuit normal work, explosion prevention electromagnet is power failure state, the valve element appearance of the one end of service aisle I and the left side of cavity II
Face is contacted, and the other end is connected by pipeline with the rod chamber of oil cylinder, and the one end of service aisle II is connected with cavity II, the other end
It is connected by the rodless cavity of pipeline oil cylinder；When oil circuit is in unloading condition, explosion prevention electromagnet for electricity condition, now push rod
Valve element is promoted to overcome the active force of compression spring to be moved to the left in the presence of electromagnetic force, service aisle I is connected with cavity II,
Service aisle II is connected with cavity II and radial hole simultaneously.
2. explosion-proof emergent Releasing loop according to claim 1, it is characterised in that：The valve body is oil path block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710360234.0A CN106969007B (en) | 2017-05-21 | 2017-05-21 | Explosion-proof emergent Releasing loop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710360234.0A CN106969007B (en) | 2017-05-21 | 2017-05-21 | Explosion-proof emergent Releasing loop |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106969007A true CN106969007A (en) | 2017-07-21 |
| CN106969007B CN106969007B (en) | 2018-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710360234.0A Active CN106969007B (en) | 2017-05-21 | 2017-05-21 | Explosion-proof emergent Releasing loop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106969007B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108266419A (en) * | 2018-04-11 | 2018-07-10 | 新乡市新倍增自动化设备有限公司 | Integrate the device of dynamic Control oil circuit for Electrical hydrostatic actuator |
| CN110939628A (en) * | 2019-12-05 | 2020-03-31 | 江苏悦达专用车有限公司 | Safety protection type hydro-cylinder device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1235248A (en) * | 1999-05-06 | 1999-11-17 | 厦门大学 | Explosive-proof electromagnetic valve |
| CN202597317U (en) * | 2012-05-22 | 2012-12-12 | 徐州压力机械有限公司 | Ceramic hydraulic valve |
| CN103016455A (en) * | 2012-12-24 | 2013-04-03 | 贵州枫阳液压有限责任公司 | Anti-explosion valve |
| CN103174693A (en) * | 2013-04-07 | 2013-06-26 | 华菱星马汽车（集团）股份有限公司 | Flow regeneration hydraulic lock valve device |
| US20140158220A1 (en) * | 2012-12-06 | 2014-06-12 | Robert Bosch Gmbh | Steplessly adjustable hydraulic insert valve |
| CN204436951U (en) * | 2014-12-12 | 2015-07-01 | 武汉钢铁(集团)公司 | A kind of explosive-proof electromagnetic valve for hydraulic pump outlet |
| CN206785783U (en) * | 2017-05-21 | 2017-12-22 | 新乡市新倍增自动化设备有限公司 | Explosion-proof emergent Releasing loop |
-
2017
- 2017-05-21 CN CN201710360234.0A patent/CN106969007B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1235248A (en) * | 1999-05-06 | 1999-11-17 | 厦门大学 | Explosive-proof electromagnetic valve |
| CN202597317U (en) * | 2012-05-22 | 2012-12-12 | 徐州压力机械有限公司 | Ceramic hydraulic valve |
| US20140158220A1 (en) * | 2012-12-06 | 2014-06-12 | Robert Bosch Gmbh | Steplessly adjustable hydraulic insert valve |
| CN103016455A (en) * | 2012-12-24 | 2013-04-03 | 贵州枫阳液压有限责任公司 | Anti-explosion valve |
| CN103174693A (en) * | 2013-04-07 | 2013-06-26 | 华菱星马汽车（集团）股份有限公司 | Flow regeneration hydraulic lock valve device |
| CN204436951U (en) * | 2014-12-12 | 2015-07-01 | 武汉钢铁(集团)公司 | A kind of explosive-proof electromagnetic valve for hydraulic pump outlet |
| CN206785783U (en) * | 2017-05-21 | 2017-12-22 | 新乡市新倍增自动化设备有限公司 | Explosion-proof emergent Releasing loop |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108266419A (en) * | 2018-04-11 | 2018-07-10 | 新乡市新倍增自动化设备有限公司 | Integrate the device of dynamic Control oil circuit for Electrical hydrostatic actuator |
| CN108266419B (en) * | 2018-04-11 | 2023-09-19 | 新乡市新倍增自动化设备有限公司 | Device for integrating power control oil circuit of electro-dynamic and static hydraulic actuator |
| CN110939628A (en) * | 2019-12-05 | 2020-03-31 | 江苏悦达专用车有限公司 | Safety protection type hydro-cylinder device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106969007B (en) | 2018-04-13 |
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hu Dongtao Inventor after: Zhang Jianming Inventor after: Fei Yunfeng Inventor after: Chang Zhengyang Inventor after: Gao Xin Inventor after: Li Yanwei Inventor after: Chen Chao Inventor before: Zhang Jianming Inventor before: Hu Dongtao Inventor before: Li Yanwei Inventor before: Chen Chao |
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| CB03 | Change of inventor or designer information | ||
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| GR01 | Patent grant |