CN106678432A - Hydraulic gear and rack oil cylinder for pipeline valve opening and closing - Google Patents
Hydraulic gear and rack oil cylinder for pipeline valve opening and closing Download PDFInfo
- Publication number
- CN106678432A CN106678432A CN201611167178.0A CN201611167178A CN106678432A CN 106678432 A CN106678432 A CN 106678432A CN 201611167178 A CN201611167178 A CN 201611167178A CN 106678432 A CN106678432 A CN 106678432A
- Authority
- CN
- China
- Prior art keywords
- hydraulic jack
- casing
- oil cylinder
- gear
- pipeline valve
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/54—Mechanical actuating means with toothed gearing with pinion and rack
-
- 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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1404—Characterised by the construction of the motor unit of the straight-cylinder type in clusters, e.g. multiple cylinders in one block
-
- 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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1409—Characterised by the construction of the motor unit of the straight-cylinder type with two or more independently movable working pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
- F16K31/1225—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston with a plurality of pistons
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Actuator (AREA)
Abstract
The invention discloses a hydraulic gear and rack oil cylinder for pipeline valve opening and closing. The hydraulic gear and rack oil cylinder comprises a box, a rack A, a rack B and a pipeline valve with a rotation switch. A hydraulic oil cylinder A and a hydraulic oil cylinder B are fixedly arranged on one side of the box in a horizontal parallel manner. A hydraulic oil cylinder C is fixedly arranged on the side, opposite to the hydraulic oil cylinder A, of the box, and a hydraulic oil cylinder D is fixedly arranged on the side, opposite to the hydraulic oil cylinder B, of the box. The rack A horizontally penetrates the box, and the two ends of the rack A are fixedly connected with a piston of the hydraulic oil cylinder A and a piston of the hydraulic oil cylinder C correspondingly. The rack B horizontally penetrates the box, and the two ends of the rack B are fixedly connected with a piston of the hydraulic oil cylinder B and a piston of the hydraulic oil cylinder D correspondingly. A gear located between the rack A and the rack B is vertically arranged in the box and engaged with the rack A and the rack B. The lower end of the gear is fixedly connected with the rotation switch of the pipeline valve. The hydraulic gear and rack oil cylinder has the beneficial effects that the structure is simple, dual twisting force is provided, energy consumption is low, and the using cost is low.
Description
Technical field
It is the present invention relates to a kind of folding control device of large-scale pipeline valve, specifically a kind of for pipeline valve folding
Mekydro oil cylinder with gear racks.
Background technology
The folding control of existing large-scale pipeline (such as natural gas transmission pipelines) valve generally passes through motor rotation driving.By
The torsion needed in the folding of large-scale pipeline valve is larger, and the folding of motor rotation driving large-scale pipeline valve needs the electric energy for consuming
It is larger, and motor is in higher load condition when in use, abrasion is very fast, and service life is shorter, according to high torsion Motor drive,
Then use cost is again too high.
The content of the invention
The technical problem to be solved is to provide a kind of simple structure, there is provided dual torsion, energy consumption are low, use into
This low mekydro oil cylinder with gear racks for pipeline valve folding.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of mekydro tooth for pipeline valve folding
Bar oil cylinder, including casing, tooth bar A, tooth bar B and the pipeline valve with rotary switch, the side horizontal alignment of the casing are fixed
Hydraulic jack A and hydraulic jack B is provided with, the side of the relatively described hydraulic jack A of the casing is fixedly installed hydraulic jack
C, the hydraulic jack C are coaxially disposed with the hydraulic jack A, and the side of the relatively described hydraulic jack B of the casing is fixed and set
Hydraulic jack D is equipped with, the hydraulic jack D is coaxially disposed with the hydraulic jack B；The tooth bar A horizontal through the casing,
Its two ends is respectively protruding in the hydraulic jack A and hydraulic jack C, and solid with the piston of the hydraulic jack A and hydraulic jack C
Fixed to connect, horizontal through the casing, its two ends is respectively protruding in the hydraulic jack B and hydraulic jack D the tooth bar B, and
It is fixedly connected with the piston of the hydraulic jack B and hydraulic jack D；Be vertically arranged with the casing positioned at the tooth bar A and
Gear between tooth bar B, the gear are engaged with the tooth bar A and tooth bar B, and the box bottom is stretched out in the lower end of the gear
And be fixedly connected with the rotary switch of the pipeline valve.
Operation principle：When the pipeline valve need to be opened, the hydraulic jack A oil-feeds promote tooth bar described in its piston driving
A is to the hydraulic jack C axial displacements, and then drives the gear rotate counterclockwise, so as to drive the rotation of the pipeline valve
Turn on pass rotate counterclockwise and open the pipeline valve, meanwhile, hydraulic jack D oil-feeds promote tooth bar B described in its piston driving same
Walk to the hydraulic jack B axle to displacement, and then drive the gear rotate counterclockwise, so as to drive the rotation of the pipeline valve
Turn on pass rotate counterclockwise and open the pipeline valve, the opening for pipeline valve provides dual torsion；The pipeline valve is needed
When to be closed, the hydraulic jack C oil-feeds promote tooth bar A described in its piston driving to the hydraulic jack A axial displacements, and then
The gear rotate counterclockwise is driven, and the pipeline valve is closed so as to the rotary switch for driving the pipeline valve turns clockwise
Door, meanwhile, hydraulic jack B oil-feeds promote rack synchronous described in its piston driving to the hydraulic jack D axial displacements, and then band
Move the gear to turn clockwise, the pipeline valve is closed so as to the rotary switch for driving the pipeline valve turns clockwise
Door, the closure for pipeline valve provide dual torsion.
The invention has the beneficial effects as follows：Simple structure, there is provided dual torsion, compares pipeline valve described in drive and control of electric machine
For folding, energy consumption is low, use cost is low.
Further, the one end of the hydraulic jack A, hydraulic jack B, hydraulic jack C and hydraulic jack D away from the casing
Limit screw is threaded with, one end of each Limit screw is respectively protruding into the corresponding hydraulic jack A, hydraulic oil
In cylinder B, hydraulic jack C and hydraulic jack D, and limit the hydraulic jack A, hydraulic jack B, hydraulic jack C and hydraulic jack D
Piston stroke.
Using the beneficial effect of above-mentioned further technical scheme it is：By being screwed into or back-outing, the Limit screw limits institute
State the stroke of the piston of hydraulic jack A, hydraulic jack B, hydraulic jack C and hydraulic jack D so that the present invention can be applied to not
With the pipeline valve of switch over travel.
Further, the hydraulic jack A, hydraulic jack B, hydraulic jack C and hydraulic jack D are respectively by some six
Angle fillister head screw is fixedly connected with the casing.
Using the beneficial effect of above-mentioned further technical scheme it is：Improve the hydraulic jack A, hydraulic jack B, hydraulic pressure
The reliability that oil cylinder C and hydraulic jack D are fixedly connected with the casing.
Further, casing top corner is fixedly installed hanger respectively.
Using the beneficial effect of above-mentioned further technical scheme it is：Turned using the lifting of the convenient present invention of the hanger
Fortune.
Further, the upper end of the gear is socketed with gear bearing, and the gear bearing outside is connected to and the case
The upper bearing sleeve that wall is fixedly connected in vivo, the lower end of the gear are socketed with lower tooth wheel bearing, and the lower gear bearing outside connects
There is the lower bearing sleeve being fixedly connected with the cabinet wall.
Using the beneficial effect of above-mentioned further technical scheme it is：Using the gear bearing and lower tooth wheel bearing just
In rotation of the gear in the casing, meanwhile, it is easy to tearing open for the gear using the upper bearing sleeve and lower bearing sleeve
Dress, replacing, maintenance.
Description of the drawings
Fig. 1 is the vertical view cutaway drawing of the present invention；
Fig. 2 is A-A in Fig. 1 to sectional view；
Fig. 3 is the dimensional structure diagram of the present invention；
In accompanying drawing, the list of parts representated by each label is as follows：
1st, hydraulic jack A, 2, tooth bar A, 3, hexagon socket cap head screw, 4, hydraulic jack C, 5, piston, 6, Limit screw,
7th, hydraulic jack D, 8, tooth bar B, 9, gear, 10, hydraulic jack B, 11, pipeline valve, 12, casing, 13, hanger, 14, gear
Bearing, 15, upper bearing sleeve, 16, lower tooth wheel bearing, 17, lower bearing sleeve.
Specific embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, example is served only for explaining the present invention, and
It is non-for limiting the scope of the present invention.
A kind of as shown in Figure 1, Figure 2 and Figure 3, mekydro oil cylinder with gear racks for pipeline valve folding, including casing 12,
Tooth bar A2, tooth bar B8 and the pipeline valve with rotary switch 11, the side horizontal alignment of casing 12 are fixedly installed hydraulic jack
A1 and hydraulic jack B10, the side of 12 opposing hydraulic oil cylinder A1 of casing are fixedly installed hydraulic jack C4, hydraulic jack C4 and liquid
Compressing cylinder A1 is coaxially disposed, and the side of 12 opposing hydraulic oil cylinder B10 of casing is fixedly installed hydraulic jack D7, hydraulic jack D7 with
Hydraulic jack B10 is coaxially disposed；Horizontal through casing 12, its two ends is respectively protruding into hydraulic jack A1 and hydraulic jack C4 to tooth bar A2
It is interior, and be fixedly connected with the piston 5 of hydraulic jack A1 and hydraulic jack C4, tooth bar B8 horizontal through casing 12, distinguish by its two ends
Stretch in hydraulic jack B10 and hydraulic jack D7, and be fixedly connected with the piston 5 of hydraulic jack B10 and hydraulic jack D7；Casing
The gear 9 being vertically arranged with 12 between tooth bar A2 and tooth bar B8, gear 9 are engaged with tooth bar A2 and tooth bar B8, gear 9
Stretch out 12 bottom of casing and be fixedly connected with the rotary switch of pipeline valve 11 in lower end.
In the present embodiment, hydraulic jack A1, hydraulic jack B10, hydraulic jack C4 and hydraulic jack D7 are away from casing 12
One end is threaded with Limit screw 6, and one end of each Limit screw 6 is respectively protruding into corresponding hydraulic jack A1, hydraulic oil
In cylinder B10, hydraulic jack C4 and hydraulic jack D7, and limit hydraulic jack A1, hydraulic jack B10, hydraulic jack C4 and hydraulic pressure
The stroke of the piston 5 of oil cylinder D7；Hydraulic jack A1, hydraulic jack B10, hydraulic jack C4 and hydraulic jack D7 are respectively by some
Hexagon socket cap head screw 3 is fixedly connected with casing 12；12 top corner of casing is fixedly installed hanger 13 respectively；Gear 9
Upper end be socketed with gear bearing 14, be socketed with the upper bearing sleeve being fixedly connected with 12 inwall of casing outside gear bearing 14
15, the lower end of gear 9 is socketed with lower tooth wheel bearing 16, is socketed with and is fixedly connected down with 12 inwall of casing outside lower tooth wheel bearing 16
Bearing holder (housing, cover) 17.
Operation principle：According to the switch over travel of pipeline valve 11, regulate each Limit screw 6 and stretch into corresponding hydraulic oil
The length of cylinder A1, hydraulic jack B10, hydraulic jack C4 and hydraulic jack D7, when pipeline valve 11 need to be opened, hydraulic jack A1
Oil-feed promotes its piston 5 with carry-over bar A2 to hydraulic jack C4 axial displacements, and then band 9 rotate counterclockwise of moving gear, so as to band
The rotary switch rotate counterclockwise opening conduits valve 11 of dynamic pipeline valve 11, meanwhile, hydraulic jack D7 oil-feeds promote its piston 5
Band carry-over bar B8 is synchronous to hydraulic jack B10 axial displacements, and then band 9 rotate counterclockwise of moving gear, so as to drive pipeline valve
11 rotary switch rotate counterclockwise opening conduits valve 11, the opening for pipeline valve 11 provides dual torsion；Work as pipeline valve
When door 11 needs to close, hydraulic jack C4 oil-feeds promote its piston 5 with carry-over bar A2 to hydraulic jack A1 axial displacements, and then band
9 rotate counterclockwise of moving gear, so as to the rotary switch for driving pipeline valve 11 turns clockwise closed duct valve 11, meanwhile,
Hydraulic jack B10 oil-feeds promote its piston 5 to drive rack synchronous to hydraulic jack D7 axial displacements, and then band 9 up time of moving gear
Pin rotates, and so as to the rotary switch for driving pipeline valve 11 turns clockwise closed duct valve 11, is closing for pipeline valve 11
Close and dual torsion is provided.
The foregoing is only presently preferred embodiments of the present invention, not to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (5)
1. a kind of mekydro oil cylinder with gear racks for pipeline valve folding, it is characterised in that：Including casing (12), tooth bar A
(2), tooth bar B (8) and the pipeline valve with rotary switch (11), the side horizontal alignment of the casing (12) are fixedly installed liquid
Compressing cylinder A (1) and hydraulic jack B (10), the side of the relatively described hydraulic jack A (1) of the casing (12) are fixedly installed liquid
Compressing cylinder C (4), the hydraulic jack C (4) are coaxially disposed with the hydraulic jack A (1), the relatively described liquid of the casing (12)
The side of compressing cylinder B (10) is fixedly installed hydraulic jack D (7), and the hydraulic jack D (7) is same with the hydraulic jack B (10)
Axle is arranged；Horizontal through the casing (12), its two ends is respectively protruding into the hydraulic jack A (1) and hydraulic pressure to the tooth bar A (2)
In oil cylinder C (4), and it is fixedly connected with the piston (5) of the hydraulic jack A (1) and hydraulic jack C (4), tooth bar B (8) water
It is flat that through the casing (12), its two ends is respectively protruding into the hydraulic jack B (10) and hydraulic jack D (7) is interior, and with the liquid
Compressing cylinder B (10) is fixedly connected with the piston (5) of hydraulic jack D (7)；It is vertically arranged with positioned at the tooth in the casing (12)
Gear (9) between bar A (2) and tooth bar B (8), the gear (9) are engaged with the tooth bar A (2) and tooth bar B (8), the tooth
Stretch out the casing (12) bottom and be fixedly connected with the rotary switch of the pipeline valve (11) in the lower end of wheel (9).
2. a kind of mekydro oil cylinder with gear racks for pipeline valve folding according to claim 1, it is characterised in that：Institute
State the one end of hydraulic jack A (1), hydraulic jack B (10), hydraulic jack C (4) and hydraulic jack D (7) away from the casing (12)
Limit screw (6) is threaded with, one end of each Limit screw (6) is respectively protruding into the corresponding hydraulic jack A
(1), in hydraulic jack B (10), hydraulic jack C (4) and hydraulic jack D (7), and the hydraulic jack A (1), hydraulic oil are limited
The stroke of the piston (5) of cylinder B (10), hydraulic jack C (4) and hydraulic jack D (7).
3. a kind of mekydro oil cylinder with gear racks for pipeline valve folding according to claim 1 and 2, its feature exist
In：The hydraulic jack A (1), hydraulic jack B (10), hydraulic jack C (4) and hydraulic jack D (7) are respectively by some
Hexagonal cylindrical head screw (3) is fixedly connected with the casing (12).
4. a kind of mekydro oil cylinder with gear racks for pipeline valve folding according to claim 1 and 2, its feature exist
In：At the top of the casing (12), corner is fixedly installed hanger (13) respectively.
5. a kind of mekydro oil cylinder with gear racks for pipeline valve folding according to claim 1 and 2, its feature exist
In：The upper end of the gear (9) is socketed with outside gear bearing (14), the gear bearing (14) and is socketed with and the casing
(12) upper bearing sleeve (15) that inwall is fixedly connected, the lower end of the gear (9) are socketed with lower tooth wheel bearing (16), the lower tooth
The lower bearing sleeve (17) being fixedly connected with the casing (12) inwall is socketed with outside wheel bearing (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611167178.0A CN106678432A (en) | 2016-12-16 | 2016-12-16 | Hydraulic gear and rack oil cylinder for pipeline valve opening and closing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611167178.0A CN106678432A (en) | 2016-12-16 | 2016-12-16 | Hydraulic gear and rack oil cylinder for pipeline valve opening and closing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106678432A true CN106678432A (en) | 2017-05-17 |
Family
ID=58869626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611167178.0A Pending CN106678432A (en) | 2016-12-16 | 2016-12-16 | Hydraulic gear and rack oil cylinder for pipeline valve opening and closing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106678432A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644179A (en) * | 2018-06-26 | 2018-10-12 | 沈阳东北电力调节技术有限公司 | Four rack rotary oil cylinders |
| CN108869851A (en) * | 2017-08-17 | 2018-11-23 | 上海飞球科技（集团）有限公司 | A kind of pneumatic Direct Travel actuator and its pneumatic actuator |
| CN109882640A (en) * | 2019-03-27 | 2019-06-14 | 江苏艾瑞自控科技发展有限公司 | A kind of rack-and-pinion two-way pneumatic executing agency |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2769580Y (en) * | 2005-03-04 | 2006-04-05 | 韶关市伟光液压油缸有限公司 | Rack and pinion hydraulic cylinder |
| WO2009152402A2 (en) * | 2008-06-13 | 2009-12-17 | Carrier Corporation | Four-way reversing valve |
| US20100064834A1 (en) * | 2008-09-18 | 2010-03-18 | Smc Corporation | Double rack and pinion oscillating device |
| CN103615585A (en) * | 2013-11-25 | 2014-03-05 | 江苏远望仪器有限公司 | Double-cylinder hydraulic actuator |
| US20160061231A1 (en) * | 2014-09-02 | 2016-03-03 | Smc Corporation | Rotary actuator |
-
2016
- 2016-12-16 CN CN201611167178.0A patent/CN106678432A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2769580Y (en) * | 2005-03-04 | 2006-04-05 | 韶关市伟光液压油缸有限公司 | Rack and pinion hydraulic cylinder |
| WO2009152402A2 (en) * | 2008-06-13 | 2009-12-17 | Carrier Corporation | Four-way reversing valve |
| US20100064834A1 (en) * | 2008-09-18 | 2010-03-18 | Smc Corporation | Double rack and pinion oscillating device |
| CN103615585A (en) * | 2013-11-25 | 2014-03-05 | 江苏远望仪器有限公司 | Double-cylinder hydraulic actuator |
| US20160061231A1 (en) * | 2014-09-02 | 2016-03-03 | Smc Corporation | Rotary actuator |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869851A (en) * | 2017-08-17 | 2018-11-23 | 上海飞球科技（集团）有限公司 | A kind of pneumatic Direct Travel actuator and its pneumatic actuator |
| CN108869851B (en) * | 2017-08-17 | 2020-07-03 | 上海飞球科技（集团）有限公司 | Pneumatic straight stroke actuator and pneumatic actuating mechanism thereof |
| CN108644179A (en) * | 2018-06-26 | 2018-10-12 | 沈阳东北电力调节技术有限公司 | Four rack rotary oil cylinders |
| CN109882640A (en) * | 2019-03-27 | 2019-06-14 | 江苏艾瑞自控科技发展有限公司 | A kind of rack-and-pinion two-way pneumatic executing agency |
| CN109882640B (en) * | 2019-03-27 | 2022-05-03 | 江苏艾瑞自控科技发展有限公司 | Rack type bidirectional pneumatic actuating mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170517 |
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| RJ01 | Rejection of invention patent application after publication |