CN208719528U - A kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation - Google Patents
A kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation Download PDFInfo
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- CN208719528U CN208719528U CN201821389629.XU CN201821389629U CN208719528U CN 208719528 U CN208719528 U CN 208719528U CN 201821389629 U CN201821389629 U CN 201821389629U CN 208719528 U CN208719528 U CN 208719528U
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- bevel gear
- shell
- handle
- rod
- drive rod
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Abstract
The utility model provides a kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation, including shell, can be placed on outside valve stuffing box, and extend downwardly；Handle is set to lower part of the housing, and is equipped with proficiency dynamic bevel gear in shell and connect with handle；Gear unit, it includes the coupling rod for being set to case top, coupling rod extends coupling rod bevel gear to side, one drive rod is parallel with body height direction, bevel gear on the drive rod being meshed with coupling rod bevel gear is equipped at the top of drive rod, drive rod bottom is equipped with bevel gear under drive rod, and bevel gear can engage with manual bevel gear under drive rod.Valve stuffing box is entangled with shell, the handle height of manual control valve is lowered as place similar in pipeline, it is convenient that valve is opened and closed when power is off；And for pipeline when micro-leakage occurs, opening-closing handle is closer with pipeline, and maintenance personal is facilitated to control in maintenance pipe process valve.
Description
Technical field
The utility model belongs to Electric Actuator field, more particularly, to a kind of angle journey low-temperature valve convenient for manual operation
Door electric operator.
Background technique
Higher and higher to environmental protection technology requirement with social development, LNG etc. needs the product of low temperature storage and transportation to develop increasingly
Rapidly, Subzero valve now, in order to guarantee its leakproofness and to the protection of sealing material, general just design stuffing-box is higher, no
Conveniently manually adjust, and after using existing Electric Actuator, and increased the height of valve entirety；To prevent the meaning such as power-off
The handle of manual switch generally can be all arranged in outer generation, Electric Actuator, but in its higher-height situation, it can not
It makes one to be convenient to use handle and valve is controlled, and there are inflammable and explosive or toxic equal spies mostly in the product of low temperature storage and transportation
Sign, therefore danger is easy to happen under some power blackout situations.
Utility model content
In view of this, the utility model is directed to a kind of angle journey low-temperature electric valve execution machine convenient for manual operation
Structure, will.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation, including
Shell can be placed on outside valve stuffing box, and extend downwardly；
Handle is set to lower part of the housing, and is equipped with proficiency dynamic bevel gear in shell and connect with handle；
Gear unit comprising it is set to the coupling rod of case top, coupling rod extends coupling rod bevel gear to side,
One drive rod is parallel with body height direction, and the drive rod epicone being meshed with coupling rod bevel gear is equipped at the top of the drive rod
Gear, drive rod bottom are equipped with bevel gear under drive rod, and bevel gear can engage with manual bevel gear under the drive rod.For covering
Firmly valve stuffing box lowers the handle height of manual control valve as place similar in pipeline, convenient when power is off to valve
Door is opened and closed；And for pipeline when micro-leakage occurs, opening-closing handle is closer with pipeline, facilitates maintenance personal in maintenance pipeline
Valve is controlled in the process.
Further, the manual bevel gear can be close to or far from bevel gear under drive rod, the manual bevel gear and hand
The end of handle by one pass through shell telescopic rod connect, the telescopic rod outer end and handle are hinged, the telescopic rod inner end and
Manual bevel gear is fixed.
Further, the handle and the hinged one end of telescopic rod are equipped with cam, an articulated shaft along cam axially across cam,
Handle is set to be hinged with telescopic rod, and cam is divided into thin-walled side and heavy wall side by the articulated shaft, and heavy wall side can be closely against
On housing exterior walls.Shell is held out against or loosened for handle, telescopic rod is enable to be axially moveable, and is controlled under manual tapered teeth and transmission
Tapered teeth can be carried out clutch.
Further, a spring is cased on the telescopic rod, one end of the spring is abutted with inner walls, the other end with
Manual bevel gear abuts.For controlling bevel gear under manual bevel gear and drive rod.
Further, the shell is equipped with the first arc groove and the second arc groove in handle side, two arc groove (the
One arc groove and the second arc groove) between be equipped with handle limited block.Wherein an arc groove is used to pull handle under manual mode,
Executing agency is adjusted to electric model for lifting handle after pulling good hand's handle by another arc groove.
Further, the coupling rod bevel gear is 1/4 round, and the extreme position of rotation is equipped with gear position limiting block, and
Gear position limiting block is set in the housing on wall.
Further, the two arc grooves radian is equal.
Further, it is equipped with transmission rod cavity along body height direction, it is intracavitary that the drive rod is set to drive rod.For to biography
Lever is limited.
Further, a rubber mat is also cased on the telescopic rod, the rubber mat is set between handle and housing exterior walls.For
Prevent handle from directly contacting with shell.
Further, the case top is provided with installation window, and the installation window is opened in coupling rod side.For connecting shaft
The connection of bar and valve rod is repaired.
Compared with the existing technology, described in the utility model a kind of to be held convenient for the angle journey low-temperature electric valve of manual operation
Row mechanism has the advantage that
The manual control knobs of Electric Actuator are set to Near Pipelines using gear-driven mode by the utility model, just
Pipeline maintenance is carried out in staff, or opening and closing control is carried out to pipeline manually when power is off；
Using can make hand actuator will not be to handle under electric model with the manual bevel gear of gear unit clutch
Position impact.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 is the overall schematic of this electric operator；
Fig. 2 is electric operator cross-sectional view；
Fig. 3 is manual gear and drive rod lower gear mesh schematic representation；
The position Fig. 4 manual gear and drive rod lower gear meshing state schematic diagram；
The position Fig. 5 handle arrangement schematic three dimensional views；
The position Fig. 6 coupling rod bevel gear and limited block relation schematic diagram.
Description of symbols:
1- shell；11- installs window；12- is driven rod cavity；The first arc groove of 13-；The second arc groove of 14-；15- handle limit
Position block；16- gap；17- gear position limiting block；21- coupling rod；211- coupling rod bevel gear；22- drive rod；On 221- drive rod
Bevel gear；Bevel gear under 222- drive rod；The manual bevel gear of 23-；3- handle；31- cam；311- thin-walled side；312- heavy wall side；
313- medial launder；32- articulated shaft；33- telescopic rod；34- spring；35- rubber mat；4- motor.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
A kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation, including can cover in Subzero valve stuffing-box
External tubular shell 1 is equipped with the coupling rod that the valve rod of angle journey low-temperature valve can be made to rotate, the company at the top of the shell 1
21 bevel gear of coupling rod is equipped with below shaft, the section of the coupling rod bevel gear is sector, and fan-shaped coupling rod gear is horizontal
Rotation, and the extreme position rotated is able to satisfy the extreme position of valve switch, and is all provided in the extreme position of coupling rod bevel gear
There is block, block is fixedly arranged on the motor 4 for being equipped with above 21 bevel gear of coupling rod on shell 1 and coupling rod capable of being driven to rotate, electricity
Machine 4 passes through the relevant control system control of Electric Actuator；
Tubular shell 1 is equipped with drive rod 22 along short transverse, and the upper end of the drive rod 22, which is equipped with, bores tooth with coupling rod 21
Bevel gear on the drive rod 22 being meshed is taken turns, 22 lower end of drive rod is equipped with the lower bevel gear of drive rod 22；
1 lower end of shell is equipped with can be close to or far from the manual bevel gear of 22 low side of drive rod, when manual bevel gear leans on
Under nearly drive rod 22 when bevel gear, two bevel gears are meshed, and the manual control bevel gear and a telescopic rod 33 are affixed, and telescopic rod 33
Shell 1 is extended outward, 33 outer end of telescopic rod and one handle 3 are hinged, and spring 34, institute are equipped between manual bevel gear and shell 1
It states spring 34 to be sheathed on telescopic rod 33, one end of spring 34 is connected to 1 inner wall of shell, and the other end is connected to manual bevel gear
On.
Handle 3 is articulated with the end of telescopic rod 33, the handle 3 and the hinged one end of telescopic rod 33 by an articulated shaft 32
In 31 structure of cam that can be held out against or loosen with shell 1, the cam 31 is along being axially arranged with medial launder 313, the telescopic rod 33
It is passed through from 31 medial launder 313 of cam, hinge bar passes through cam 31 and 31 side wall of cam is divided into thin-walled side 311 and heavy wall side
312, when heavy wall side 312 is close to shell 1, handle 3 pulls out telescopic rod 33, and motor 4 controls valve at this time；
When thin-walled side 311 is close to shell 1, spring 34 can push manual bevel gear close to the lower bevel gear of drive rod 22, and make two gears
Intermeshing, in order to manually control valve.
The flute profile of the lower bevel gear of the drive rod 22 and manual bevel gear is cycloid flute profile.
Rubber mat 35 is equipped between shell 1 and handle 3.
The 1 side wall top of shell is equipped with installation window 11, for the connection of coupling rod 21 and valve rod, and installs window
Mouth 11 is oppositely arranged with connecting cavity.
The shell 1 is equipped with the first arc groove and the second arc groove for accommodating handle 3, first arc groove and
Second arc groove is oppositely arranged, and two are equipped between two arc grooves for limiting the positive stop lug boss of 3 rotational angle of handle, two arcs
Slot and two positive stop lug boss are surrounded by round and the first arc groove and are set to above the second arc groove, and the telescopic rod 33 is from circular
The heart is pierced by shell 1, and when 4 autocontrol valve of motor, handle 3 is as in the first arc groove；When needing manual control valve, edge
Articulated shaft 32 is pulled downwards in 3 to the second arc groove of handle, adjusts valve opening and closing as needed later.
In a kind of angle journey low-temperature electric valve executing mechanism work convenient for manual operation described in the utility model,
Under normal circumstances, handle 3 is lifted as in the first arc groove, and heavy wall side 312 jacks up handle 3 outward, drives cone tooth manually
Wheel 23 cancels meshing state far from the lower bevel gear of drive rod 22, and the control system control motor 4 of electric operator rotates, band
The rotation of movable valve valve rod achievees the purpose that unlatching and closure pipeline；Need artificial control valve opening and closing when, along handle 3 with stretch
The hinged place of contracting bar 33 is pulled in 3 to the second arc groove of handle, twists handle 3 as needed, and opening/shutting valve is pulled upwards later
In 3 to the first arc groove of handle, electric operator is made to be restored to electric model.When the operating conditions such as leakage occur for pipeline, setting
Maintenance personal's control valve while checking pipe-line is also facilitated to open and close in the handle 3 of Near Pipelines.
1 lower part of shell is provided with the gap 16 for blocking valve pipe.
The transmission ratio of bevel gear and coupling rod bevel gear is 1:1 on the drive rod 22；The lower bevel gear of drive rod 22 and hand
The transmission ratio of dynamic bevel gear 23 is 1:1.
It should also be prevented from valve according to Subzero valve correlation national standard Subzero valve since droplet etc. occurs in temperature change
Operating condition, but existing Subzero valve is difficult to accomplish to avoid the operating condition to occur completely, the utility model in use by shell 1 with
Thermal insulation material is filled between stuffing-box, further avoids droplet appearance.
A kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation described in the utility model, it is main to protect
Internal drive mechanism and shell 1 constructs, and is actually provided with displacement sensor at telescopic rod 33, when manual bevel gear 23 and passes
When the lower bevel gear engagement of lever 22, displacement sensor control motor 4 is automatically powered off, prevent be during manually adjusting valve
System is powered and the danger of generation；As shown in Figure 1, system control unit is set in the control cabinet of 1 side of shell, specific setting side
Formula is same as the prior art；
A kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation described in the utility model further includes lock
Tight mechanism etc., structure and the connection type prior art can meet, and details are not described herein.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (10)
1. a kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation, it is characterised in that: including shell (1),
It can be placed on outside valve stuffing box, and extend downwardly；
Handle (3) is set to shell (1) lower part, and is equipped with proficiency dynamic bevel gear (23) in shell (1) and connect with handle (3)；
Gear unit comprising the coupling rod being set at the top of shell (1), coupling rod extend coupling rod bevel gear to side
(211), a drive rod (22) is parallel with shell (1) short transverse, is equipped with and coupling rod bevel gear at the top of the drive rod (22)
(211) bevel gear (221) on the drive rod being meshed, drive rod (22) bottom are equipped with bevel gear (222) under drive rod, the biography
Bevel gear (222) can engage with manual bevel gear (23) under lever.
2. a kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation according to claim 1, feature
Be: the manual bevel gear (23) can be close to or far from bevel gear under drive rod (222), the manual bevel gear (23) and hand
The telescopic rod (33) that the end of handle (3) passes through shell (1) by one connects, telescopic rod (33) outer end and handle (3) hingedly,
Telescopic rod (33) inner end and manual bevel gear (23) are fixed.
3. a kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation according to claim 2, feature
Be: the handle (3) and telescopic rod (33) hinged one end are equipped with cam (31), and an articulated shaft (32) is axially worn along cam (31)
Cam (31) are crossed, handle (3) is made to be hinged with telescopic rod (33), and cam (31) is divided into thin-walled side by the articulated shaft (32)
(311) and heavy wall side (312), and heavy wall side (312) can be closely against on shell (1) outer wall.
4. a kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation according to claim 2, feature
It is: is cased with a spring (34) on the telescopic rod (33), one end of the spring (34) is abutted with shell (1) inner wall, another
End is abutted with manual bevel gear (23).
5. a kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation according to claim 1, feature
Be: the shell (1) is equipped with the first arc groove (13) and the second arc groove (14), two arc groove in handle (3) side
Handle limited block (15) are equipped between (13,14).
6. a kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation, feature according to claim exist
In: the coupling rod bevel gear (211) is 1/4 round, and the extreme position of rotation is equipped with gear position limiting block (17), and gear limits
Position block (17) is set on shell (1) inner wall.
7. a kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation according to claim 5, feature
Be: the two arc grooves radian is equal.
8. a kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation according to claim 1, feature
It is: is equipped with transmission rod cavity (12) along shell (1) short transverse, the drive rod (22) is set in transmission rod cavity (12).
9. a kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation according to claim 3, feature
Be: being also cased with a rubber mat (35) on the telescopic rod (33), the rubber mat (35) be set to handle (3) and shell (1) outer wall it
Between.
10. a kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation according to claim 1, feature
It is: is provided with installation window (11) at the top of the shell (1), the installation window (11) is opened in coupling rod side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821389629.XU CN208719528U (en) | 2018-08-28 | 2018-08-28 | A kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821389629.XU CN208719528U (en) | 2018-08-28 | 2018-08-28 | A kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208719528U true CN208719528U (en) | 2019-04-09 |
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ID=65979795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821389629.XU Active CN208719528U (en) | 2018-08-28 | 2018-08-28 | A kind of angle journey low-temperature electric valve executing mechanism convenient for manual operation |
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| CN (1) | CN208719528U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110864154A (en) * | 2018-08-28 | 2020-03-06 | 天津市北方阀门控制设备有限公司 | Electric actuating mechanism of angular travel low-temperature valve |
| CN113864510A (en) * | 2021-09-03 | 2021-12-31 | 浙江恒森实业集团有限公司 | Valve actuator mechanism convenient to operate |
-
2018
- 2018-08-28 CN CN201821389629.XU patent/CN208719528U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110864154A (en) * | 2018-08-28 | 2020-03-06 | 天津市北方阀门控制设备有限公司 | Electric actuating mechanism of angular travel low-temperature valve |
| CN113864510A (en) * | 2021-09-03 | 2021-12-31 | 浙江恒森实业集团有限公司 | Valve actuator mechanism convenient to operate |
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