CN201071979Y - Lock type valve gear box switch - Google Patents
Lock type valve gear box switch Download PDFInfo
- Publication number
- CN201071979Y CN201071979Y CNU2007200067558U CN200720006755U CN201071979Y CN 201071979 Y CN201071979 Y CN 201071979Y CN U2007200067558 U CNU2007200067558 U CN U2007200067558U CN 200720006755 U CN200720006755 U CN 200720006755U CN 201071979 Y CN201071979 Y CN 201071979Y
- Authority
- CN
- China
- Prior art keywords
- valve
- casing
- switch
- lock collar
- rotating shaft
- 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.)
- Expired - Fee Related
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- Preventing Unauthorised Actuation Of Valves (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The utility model relates to the valve field, in particular to a gear box switch of a limit-type valve. The utility model is composed of a gear box, a locking disk, and an L-shaped buckle locking disk, wherein the gear box is composed of a box body, a box cap, a worm wheel, a hand wheel, a indicating switch board, a screw type rotating rod, and a worm rod, wherein the worm wheel is arranged in the box body, a rotating axle is arranged at one side of the box body, the worm rod is fixed on the rotating axle and matched with the worm wheel, the hand wheel is arranged at the outer end of the rotating axle, the indicating switch board is arranged at the outer end of the worm wheel, a valve axle is inserted in the worm wheel, a valve axle is mutually connected with a switch valve clack, the locking disk is fixed on the rotating axle, a plurality of locking holes are all arranged on the outer edge of the locking disk, a single hole is arranged on the L-shaped buckle locking disk and corresponds to the locking holes on the locking disk, the valve switch can prevent other persons from arbitrarily rotating the valve switch to change the flow, and can lock adjusted flow, the flow can not be locked by people, and the operation is accurate and simple in position.
Description
Technical field
The utility model relates to valve field, is specifically related to a kind of locking-type valve tooth case switch.
Background technique
At present, some valve is realized switch by rotating valve shaft, therefore the rotation that valve switch is used to control valve shaft is set specially, existing valve switch is provided with rotating disk and scale and shows, because valve is located at outdoor, because irrelevant people's etc. random operation is rotated, the flow of valve is strengthened, influence working flow, cause the accident, and operate inaccurate.
Summary of the invention
The purpose of this utility model provides a kind of locking-type valve tooth case switch, and this valve switch can prevent that other people from random rotating valve switch changing flow, and the flow that regulates of lockable, and allows the people can't change flow.
A kind of locking-type valve tooth case switch, by the tooth case, lock collar and " L " type padlock dish are formed, described tooth case is by casing, case lid, the pot wheel, handwheel, indicator cock board and screw-type dwang, worm screw is formed, described worm gear is located in the casing, casing one side is located in described rotating shaft, described worm screw is fixed in the rotating shaft and with worm gear and meshes, described rotating shaft outer end is provided with handwheel, described indicator cock board is located at the worm gear outer end, be fitted with valve shaft in the described worm gear, valve shaft links to each other with the switch flap, and described lock collar is fixed in the rotating shaft, the lock collar outer is equipped with a plurality of lockholes, and it is corresponding with lockhole on the lock collar that described " L " type padlock dish is provided with single hole.
Described lock collar downside is established boss, and the boss side is provided with fastening screw trip bolt, and lock collar is locked in rotating shaft.
The junction of described screw-type dwang and casing appearance is provided with outside framework oil seal, and outside framework oil seal is established at the worm gear two ends, is provided with the papery seal ring between described case lid and the casing, and the papery seal ring is corresponding with the shape of case lid, is used for waterproof.
This valve switch can prevent that other people from random rotating valve switch changing flow, and the flow that regulates of lockable, and allows the people can't change flow, and operation accurately puts in place, simply
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing
Fig. 1 is the structure dissection figure of a kind of locking-type valve tooth case switch of the present utility model.
Fig. 2 is that 1 A-A is to explosion views.
Fig. 3 is the plan view of a kind of locking-type valve tooth case switch lock collar of the present utility model.
Fig. 4 is the plan view of a kind of locking-type valve tooth case switch papery seal ring of the present utility model.
Embodiment
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, a kind of locking-type valve tooth case switch, by the tooth case, lock collar 6 and " L " type padlock dish 12 are formed, described tooth case is by casing 1, case lid 7, pot wheel 2, handwheel 41, indicator cock board 8 and screw-type dwang 3, worm screw 4 is formed, described worm gear 2 is located in the casing 1, described screw-type dwang 3 is located at casing 1 one sides, described worm screw 4 is fixed in screw-type dwang 3 and meshes with worm gear 2, described screw-type dwang 3 outer ends are provided with handwheel 41, described indicator cock board 8 is located at worm gear 2 outer ends, be fitted with valve shaft in the described worm gear 2, valve shaft links to each other with the switch flap, described lock collar 6 is fixed on the screw-type dwang 3, and lock collar 6 outers are equipped with a plurality of lockholes 61, and it is corresponding with lockhole 61 on the lock collar 6 that described " L " type padlock dish 12 is provided with single hole 13.Described worm gear 2 outer ends are provided with indicator collet 8, are provided with a left side on casing 1 surface of indicator collet 8 all sides and open and the right indicating positions that closes.Described lock collar 6 downsides are established boss 64, and boss 64 sides are provided with fastening screw trip bolt 65, and lock collar 6 is locked on screw-type dwang 3.Described screw-type dwang 3 is provided with outside framework oil seal 31 with the junction of casing 1 appearance, outside framework oil seal 31 is established at the worm gear two ends, be provided with the papery seal ring between described case lid and the casing, the papery seal ring is corresponding with the shape of case lid, described outside framework oil seal 31, form through heating by brandreth, rubber and 1 small spring ring, be used for waterproof.This model utility is on the basis of original finished product tooth case, lock collar is fixed on the worm screw top with a screw, it is from the about 2cm in tooth case top, it is integrated with the pot bar, and dress padlock dish is fixed on a side of casing with screw, and it is integral with the tooth case, during use, be locked on lock collar 6 and the fixed plate 12 with lock because lock collar 6 combines as a whole with rotating shaft 3, so can prevent by other people passive.
Claims (3)
1. locking-type valve tooth case switch, it is characterized in that: by the tooth case, lock collar and " L " type padlock dish are formed, described tooth case is by casing, case lid, the pot wheel, handwheel, indicator cock board and screw-type dwang, worm screw is formed, described worm gear is located in the casing, casing one side is located in described rotating shaft, described worm screw is fixed in the rotating shaft and with worm gear and meshes, described rotating shaft outer end is provided with handwheel, described indicator cock board is located at the worm gear outer end, be fitted with valve shaft in the described worm gear, valve shaft links to each other with the switch flap, and described lock collar is fixed in the rotating shaft, the lock collar outer is equipped with a plurality of lockholes, and it is corresponding with lockhole on the lock collar that described " L " type padlock dish is provided with single hole.
2. a kind of locking-type valve tooth case switch according to claim 1, it is characterized in that: described lock collar downside is established boss, and the boss side is provided with fastening screw trip bolt, and lock collar is locked in rotating shaft.
3. a kind of locking-type valve tooth case switch according to claim 1, it is characterized in that: the junction of described rotating shaft and casing appearance is provided with backbone sealing ring, the worm gear two ends are provided with O-ring seals, described casing is provided with case lid, be provided with the papery seal ring between case lid and the casing, the papery seal ring is corresponding with the shape of case lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200067558U CN201071979Y (en) | 2007-04-12 | 2007-04-12 | Lock type valve gear box switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200067558U CN201071979Y (en) | 2007-04-12 | 2007-04-12 | Lock type valve gear box switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201071979Y true CN201071979Y (en) | 2008-06-11 |
Family
ID=39550537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200067558U Expired - Fee Related CN201071979Y (en) | 2007-04-12 | 2007-04-12 | Lock type valve gear box switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201071979Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679029A (en) * | 2011-03-08 | 2012-09-19 | 费希尔控制国际公司 | Lockout devices for use with rotary actuators |
| CN105508712A (en) * | 2014-09-26 | 2016-04-20 | 天津联工阀门有限公司 | Theft-proof valve controller capable of running stably |
| CN107241911A (en) * | 2009-06-03 | 2017-10-10 | S·P·M·流量控制股份有限公司 | Plug valve indicator |
| CN108036043A (en) * | 2018-01-08 | 2018-05-15 | 山西好利阀机械制造有限公司 | A kind of reducer input shaft locking system |
| CN108654747A (en) * | 2018-04-10 | 2018-10-16 | 蔡王钲 | A kind of high effective rice multistage grinding device |
-
2007
- 2007-04-12 CN CNU2007200067558U patent/CN201071979Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107241911A (en) * | 2009-06-03 | 2017-10-10 | S·P·M·流量控制股份有限公司 | Plug valve indicator |
| CN102679029A (en) * | 2011-03-08 | 2012-09-19 | 费希尔控制国际公司 | Lockout devices for use with rotary actuators |
| CN102679029B (en) * | 2011-03-08 | 2017-09-12 | 费希尔控制国际公司 | For the interlock being used together with revolving actuator |
| CN105508712A (en) * | 2014-09-26 | 2016-04-20 | 天津联工阀门有限公司 | Theft-proof valve controller capable of running stably |
| CN108036043A (en) * | 2018-01-08 | 2018-05-15 | 山西好利阀机械制造有限公司 | A kind of reducer input shaft locking system |
| CN108654747A (en) * | 2018-04-10 | 2018-10-16 | 蔡王钲 | A kind of high effective rice multistage grinding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080611 |