CN107218427A - Valve switch and its pipe-line system - Google Patents
Valve switch and its pipe-line system Download PDFInfo
- Publication number
- CN107218427A CN107218427A CN201710542834.9A CN201710542834A CN107218427A CN 107218427 A CN107218427 A CN 107218427A CN 201710542834 A CN201710542834 A CN 201710542834A CN 107218427 A CN107218427 A CN 107218427A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve switch
- main shaft
- operation device
- worm gear
- 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
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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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
-
- 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
-
- 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
- F16K31/60—Handles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
This application discloses a kind of valve switch and its pipe-line system.The valve switch includes：First worm gear (201)；The first worm screw (203) being connected with the first worm gear (201)；And the first main shaft (204) being connected with the first worm screw (203), wherein, first worm gear (201) includes axis hole, for being connected with valve shaft, first main shaft (204) has the first spindle nose (205), for being connected with operation device；The operation device includes：Handle (301)；With joining second main shaft of handle (302) and with joining first axis hole of the second main shaft (302) (303).Wherein, the valve switch is used to operation device being changed into first worm gear around the second axial rotation around the first axial direction, and the first rotating speed of operation device is reduced to the second rotating speed of first worm gear.The valve switch utilizes operation device folding valve, and space is saved due to not needing operation device during installation and maintenance, more convenient.
Description
Technical field
The invention belongs to valve technology field, it is related to a kind of executing agency of valve.
Background technology
Worm-gear driven valve is using driving equipment of the worm gear reducer mechanism as valve opening (closing), so as to reduce manually
Required input torque during operation, also reduces manually operated required input power, meets valve right in respective design standard
In the requirement of manually operated power.But, common worm-gear driven valve switchs for artificial rotating spanner control valve --- and it is this
The design structure operating time is long, in surrounding environment there is certain dangerous, unsuitable operator to stop for a long time or pipeline
Upstream and downstream emergency case needs to cause unnecessary danger and loss in the case of emergency cut-off flow of media.
Therefore, people devise a kind of control valve open and closure the apparatus and method that are controlled of actuator, and
Chinese patent (Application No. is applied for：201710048498.2；Its publication No. is：106555903A), it mainly includes passing through
Flat hole and the joining valve of flat axle and worm gear reducer mechanism, driving worm gear reducer mechanism are driven so as to open and close worm gear
The motor of movable valve.For existing technology, the automaticity of its control valve folding is higher, Er Qieti
Speed is risen.
But, the large bore valves for having some worm-gear drivens are not carried out height in worm-gear driven valve in actual applications
The installation of automation, in addition, in the case of the valve installation site insufficient space of part, being installed without condition by motor-driven
Worm-gear driven valve, is also not easy to the folding of manually-operated valve door.
The content of the invention
The purpose of the present invention is in view of the above-mentioned problems existing in the prior art, it is proposed that a kind of executing agency of valve, institute
How the technical problem to be solved is while ensure that the speed for lifting worm-gear driven valve folding can reduce equipment as far as possible again
Installing space.
There is provided a kind of valve switch according to an aspect of the present invention, it is characterised in that including：First worm gear；With the first snail
Take turns the first worm screw being connected；And the first main shaft being connected with the first worm screw, wherein, first worm gear includes axis hole,
For being connected with valve shaft, first main shaft has the first spindle nose, for being connected with operation device, wherein, the valve switch
For operation device to be changed into rotation of first worm gear around the second axial direction around the first axial direction, and operation is filled
The first rotating speed put is reduced to the second rotating speed of first worm gear.
Preferably, the operation device includes：Handle；And the second main shaft being connected with handle, wherein, described second
Main shaft has the first axis hole, and first axis hole coordinates for first spindle nose.
Preferably, first spindle nose is square spindle nose, and first axis hole is square opening and prism.
Preferably, in addition at least one intermediate reduction gear device, first worm screw subtracts in the middle of at least one via described
Speed variator is connected to first main shaft, so as to be slowed down using at least one described intermediate reduction gear device.
Preferably, the intermediate reduction gear device includes a pair of worm and gears.
Preferably, the operation device is electric wrench, and the electric wrench includes the motor being located in handle, the electricity
Machine operationally drives second main axis.
Preferably, the size of first axis hole and first spindle nose passes through Stress Check so that the two is in the application
The stress that all directions are born meets material allowable stress.
There is provided a kind of pipe-line system according to another aspect of the present invention, it is characterised in that including：Pipeline；In pipeline
Valve element；The valve shaft being connected with valve element, the valve shaft extends to the pipeline external, and with keyway；And it is above-mentioned
Valve switch, wherein, connected between the first worm gear and the valve shaft of the valve switch using key, the valve switch is used for
Control the opening and closing movement of the valve element.
Preferably, the key connection includes Flat dey joint.
Preferably, the flat key connection includes singly-bound connection, double bond connection, four key connectings or spline connection.
Preferably, excessively coordinate between the keyway and flat key of the flat key connection.
In the executing agency of above-mentioned valve, the flat key is connected as excessive cooperation, to avoid the flat key in valve
In switching process because be given a shock and caused by come off or influenceed because of vibrations the flat key material stable mechanical property, from
And cause series of negative to influence.
In the executing agency of above-mentioned valve, intermediate reduction gear device control is used between first worm gear and the first worm screw
Valve processed is opened (closing) operation, and different according to valve switch moment of torsion are slowed down from one-level, two grades or three-level, so that
Required input torque when reducing manually operated, also reduces the input power needed for operation, valve is met respective design standard
In for manually operated power requirement.
In the executing agency of above-mentioned valve, the operation principle of the intermediate reduction gear device is defeated by less moment of torsion
Enter with larger rotating speed, export to obtain high torque and reduce rotating speed.So, intermediate reduction gear device is reducing valve opening
While (closing) operates required input moment of torsion, the time needed for operation is also increased.In order to solve the valve switching action time
Long the problem of, we replace being originally used for the handwheel of moment of torsion input on the intermediate reduction gear device, used using electric wrench
The output torque of electric wrench replaces manual hand manipulation's handwheel to carry out moment of torsion input to the intermediate reduction gear device.
In the executing agency of above-mentioned valve, handle or handwheel original-pack on first main shaft are pulled down, and changes
First spindle nose of upper particular design.The first axis hole is installed on the main shaft of master second of the electric wrench.First spindle nose and first axle
It is relation of working in coordination between hole, and size is unique, matches somebody with somebody property to meet each different model, the same of diverse location valve.Should
Square toes/square hole is designed as square, make electric wrench output shaft be at most rotated by 90 ° can with intermediate reduction gear device complete pair
Connect.
In the executing agency of above-mentioned valve, checked during the first spindle nose and the first axis hole design by stress, two
Person's stress that all directions are born in the application, which meets material, need to use stress, make the connection in use will not be because of stress mistake
Destroyed greatly.
In the executing agency of above-mentioned valve, the electric wrench is hot-line tool, so should possess effectively
Earth leakage protective；When (closing) position is fully opened when valve reaches, the intermediate reduction gear device has mechanical position limitation function, is
Prevent when the intermediate reduction gear device the reaches stop position electric wrench from producing moment huge rotatory inertia and will grasp
Work person wounds, and the electric wrench should have jerk surge protection；Segment worm gear drives valve needs when carrying out switching manipulation
The continuous long-time operation of electric wrench, it is described electronic in order to prevent the motor overheating in the electric wrench from causing danger
Spanner needs to protect with motor overheating.
Compared with prior art, the present invention by the mutual cooperation of the first spindle nose and the first axis hole facilitate the first main shaft and
Connection and dismounting between second main shaft, not only ensure that the lifting of worm-gear driven valve folding speed but also had reduced equipment as far as possible
Installation operation space.
Brief description of the drawings
Fig. 1 is the structural representation of pipe-line system.
Fig. 2 a to 2d are the structural representations of the different key connected modes of pipe-line system.
Fig. 3 a and 3b are the front view and top view of the first spindle nose in pipe-line system respectively.
Fig. 4 a and 4b are the front view and top view of the first axis hole in pipe-line system respectively.
Reference：
101st, pipeline；
102nd, valve element；
103rd, valve shaft；
104th, keyway；
201st, the first worm gear；
202nd, intermediate reduction gear device；
203rd, the first worm screw；
204th, the first main shaft；
205th, the first spindle nose；
303rd, the first axis hole；
302nd, the second main shaft；
301st, handle.
Embodiment
The following is specific embodiment of the invention and with reference to accompanying drawing, technical scheme is further described：
Fig. 1 is the structural representation of pipe-line system.The pipe-line system 100 includes pipeline 101, the valve element in pipeline
102nd, the valve shaft 103 being connected with valve element and the valve switch being connected with valve shaft 103.The valve shaft extends to the pipe
Outside road, and with keyway 104, to realize the connection with valve switch.
As described above, valve switch is arranged on pipeline.In installation process, place flat in the keyway 104 of valve shaft 103
Key.Then, the axis hole of the first worm gear 201 is directed at valve shaft 103, the two is linked together and position is fixed to one another using flat key
Put.Flat key should be corresponding with keyway specification, length.
The valve switch includes the first worm gear 201, the first worm screw 203 for being connected with the first worm gear 201 and with first
The first main shaft 204 that worm screw 203 is connected.First main shaft 204 has the first spindle nose 205, for being connected with operation device.
Further, the valve switch also includes at least one intermediate reduction gear device 202.First worm screw 203 is via described
At least one intermediate reduction gear device 202 is connected to the first main shaft 204, so as to utilize at least one described intermediate reduction gear device 202
Slowed down.The intermediate reduction gear device 202 is for example including a pair of worm and gears.
In the present embodiment, as shown in accompanying drawing 2a, 2b, 2c and 2d, used between the valve rod of valve switch and the valve
Flat dey joint, can be singly-bound connection, double bond connection, four key connectings on the premise of material allowable stress and design space is met
Or spline connection.
Further, pipe-line system 100 also includes operation device.The operation device include handle 301 and with handle 301
The second main shaft 302 being connected.Second main shaft 302 has the first axis hole 303.First axis hole 303 is matched somebody with somebody for the first spindle nose 205
Close.
The operation device may be mounted on valve switch.In installation process, by hand original-pack on the first main shaft 204
Wheel/handle is removed, and exposes the end of the first main shaft 204, the first spindle nose 205 is arranged on into the end of the first main shaft 204, after installation
Spot welding is fixed, and notes that the axiality of the first spindle nose 205 and the first main shaft 204 should not be influenceed during spot welding.By the second of operation device
Main shaft 302 is connected with the first axis hole 303.Above-mentioned installation method can save the space of installation.
In the present embodiment, as shown in Fig. 3 a, 3b and Fig. 4 a, 4b, the first spindle nose 205 is will be original-pack on the first main shaft 204
Handle or handwheel pull down after the joint changed, the first axis hole 303 is mounted on the main shaft of electric wrench second.First spindle nose
205 and first be relation of working in coordination between axis hole 303, and size is unique, to meet each different model, diverse location valve
The same of door matches somebody with somebody property.Square toes/the square hole is designed as square, the output shaft of electric wrench is at most rotated by 90 ° and can be opened with valve
Close and complete docking.
The operation device is, for example, electric wrench, and the electric wrench includes the motor being located in handle, and the motor exists
Second main shaft 302 is driven to rotate during work.
The operation device is connected with valve switch.Rotation of the valve switch by operation device around the first axial direction is changed into institute
Rotation of first worm gear around the second axial direction is stated, and the first rotating speed of operation device is reduced to second turn of first worm gear
Speed, so as to control the opening and closing movement of valve element.
When in use, inspection operation unit state is if appropriate for work for this pipe-line system；Hand-held handle 301, and control the
The position of two main shaft 302 makes the first axis hole 303 complete to dock with the first spindle nose 205 on the first main shaft 204, such as can not be smoothly right
Connect, can slightly rotate the angle (angle is no more than 90 °) of the first axis hole 303, it is smoothly docked.In operation device
In the case of for electric wrench, operation device is inserted into power adapter so that motor drives the second main shaft 302 to turn to, the second master
The steering of axle 302 determines that this operation can make valve carry out opening travel or shutoff stroke.Pressing operations device is switched, and
Coaxial rotating is kept with the second main shaft 302 of guarantee and the first main shaft 204., should be first manual by valve when valve is full off state
Open 10 °~15 °, it is ensured that valve downstream pipeline pressure is released to downstream line, then is carried out with electric wrench operating valve straight
To full-gear；, should be first by 10 °~15 ° of valve manual-lock, it is ensured that valve cavity internal pressure when valve is full-gear
After releasing, then operation valve is carried out with electric wrench until full off state.Aforesaid operations method ensure that valve folding speed
Lifting.
Above-described embodiment is the citing of the present invention, although disclosing embodiments of the invention and accompanying drawing for the purpose of illustration,
But it will be appreciated by those skilled in the art that：Without departing from the spirit and scope of the invention and the appended claims, respectively
It is all possible to plant replacement, change and modifications.Therefore, the present invention should not be limited to embodiment and accompanying drawing disclosure of that.
Claims (11)
1. a kind of valve switch, it is characterised in that including：
First worm gear (201)；
The first worm screw (203) being connected with the first worm gear (201)；And
The first main shaft (204) being connected with the first worm screw (203),
Wherein, first worm gear (201) includes axis hole, for being connected with valve shaft,
First main shaft (204) has the first spindle nose (205), for being connected with operation device,
Wherein, the rotation that the valve switch is used for by operation device around the first axial direction is changed into first worm gear around the second axle
To rotation, and the first rotating speed of operation device is reduced to the second rotating speed of first worm gear.
2. valve switch according to claim 1, it is characterised in that the operation device includes：
Handle (301)；And
The second main shaft (302) being connected with handle (301),
Wherein, second main shaft (302) has the first axis hole (303), and first axis hole (303) is used for first spindle nose
(205) coordinate.
3. valve switch according to claim 2, it is characterised in that first spindle nose is square spindle nose, described first
Axis hole is square opening and prism.
4. valve switch according to claim 2, it is characterised in that also including at least one intermediate reduction gear device (202),
First worm screw (203) is connected to first main shaft (204) via at least one described intermediate reduction gear device (202), from
And slowed down using at least one described intermediate reduction gear device (202).
5. valve switch according to claim 4, it is characterised in that the intermediate reduction gear device (202) includes a pair of snails
Worm and gear.
6. valve switch according to claim 2, it is characterised in that the operation device is electric wrench, described electronic
Wrench includes the motor being located in handle, and the motor operationally drives second main shaft (302) to rotate.
7. valve switch according to claim 2, it is characterised in that first axis hole (303) and first spindle nose
(205) size passes through Stress Check so that the two all directions are born in the application stress meets material allowable stress.
8. a kind of pipe-line system, it is characterised in that including：
Pipeline (101)；
Valve element (102) in pipeline；
The valve shaft (103) being connected with valve element, the valve shaft extends to the pipeline external, and with keyway (104)；And
Valve switch according to any one of claim 1 to 7,
Wherein, it is connected between the first worm gear (201) of the valve switch and the valve shaft (103) using key,
The valve switch is used for the opening and closing movement for controlling the valve element (102).
9. pipe-line system according to claim 8, it is characterised in that the key connection includes Flat dey joint.
10. pipe-line system according to claim 9, it is characterised in that the flat key connection includes singly-bound connection, double bond and connected
Connect, four key connectings or spline couple.
11. pipe-line system according to claim 10, it is characterised in that mistake between the keyway and flat key of the flat key connection
Degree coordinates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710542834.9A CN107218427A (en) | 2017-07-05 | 2017-07-05 | Valve switch and its pipe-line system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710542834.9A CN107218427A (en) | 2017-07-05 | 2017-07-05 | Valve switch and its pipe-line system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107218427A true CN107218427A (en) | 2017-09-29 |
Family
ID=59951926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710542834.9A Pending CN107218427A (en) | 2017-07-05 | 2017-07-05 | Valve switch and its pipe-line system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107218427A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109695766A (en) * | 2017-10-22 | 2019-04-30 | 苏州赟羽机电科技有限公司 | A kind of electrically operated valve switchgear |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8235243U1 (en) * | 1982-12-15 | 1983-06-23 | Deka Armaturen GmbH, 4403 Senden | DEVICE FOR DRIVING A BUTTERFLY VALVE |
| CN202580226U (en) * | 2012-04-10 | 2012-12-05 | 李宁康 | Portable power supply containing electric valve actuator |
| CN203286107U (en) * | 2013-06-06 | 2013-11-13 | 程凯 | Valve start / stop actuator capable of being used manually and electrically |
| CN203906863U (en) * | 2014-06-20 | 2014-10-29 | 台州黄岩翁氏塑料厂 | Ball valve |
| CN204573266U (en) * | 2015-02-06 | 2015-08-19 | 浙江叁益人防工程设备有限公司 | Dual-purpose double-connecting rod type sealed valve |
| CN105757265A (en) * | 2016-03-28 | 2016-07-13 | 天津中水有限公司 | Portable valve operation device |
| CN105909819A (en) * | 2016-06-30 | 2016-08-31 | 替科斯科技集团有限责任公司 | Portable electric actuating mechanism for manual ball valve |
-
2017
- 2017-07-05 CN CN201710542834.9A patent/CN107218427A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8235243U1 (en) * | 1982-12-15 | 1983-06-23 | Deka Armaturen GmbH, 4403 Senden | DEVICE FOR DRIVING A BUTTERFLY VALVE |
| CN202580226U (en) * | 2012-04-10 | 2012-12-05 | 李宁康 | Portable power supply containing electric valve actuator |
| CN203286107U (en) * | 2013-06-06 | 2013-11-13 | 程凯 | Valve start / stop actuator capable of being used manually and electrically |
| CN203906863U (en) * | 2014-06-20 | 2014-10-29 | 台州黄岩翁氏塑料厂 | Ball valve |
| CN204573266U (en) * | 2015-02-06 | 2015-08-19 | 浙江叁益人防工程设备有限公司 | Dual-purpose double-connecting rod type sealed valve |
| CN105757265A (en) * | 2016-03-28 | 2016-07-13 | 天津中水有限公司 | Portable valve operation device |
| CN105909819A (en) * | 2016-06-30 | 2016-08-31 | 替科斯科技集团有限责任公司 | Portable electric actuating mechanism for manual ball valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109695766A (en) * | 2017-10-22 | 2019-04-30 | 苏州赟羽机电科技有限公司 | A kind of electrically operated valve switchgear |
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| 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: 20170929 |
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| RJ01 | Rejection of invention patent application after publication |