CN204739311U - Take gate valve of gauge rod - Google Patents
Take gate valve of gauge rod Download PDFInfo
- Publication number
- CN204739311U CN204739311U CN201520477911.3U CN201520477911U CN204739311U CN 204739311 U CN204739311 U CN 204739311U CN 201520477911 U CN201520477911 U CN 201520477911U CN 204739311 U CN204739311 U CN 204739311U
- Authority
- CN
- China
- Prior art keywords
- valve
- indicating arm
- rod
- valve rod
- support
- 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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- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The utility model discloses a take gate valve of gauge rod, the gate valve include and valve body, valve gap form the valve pocket between valve body and the valve gap, be provided with the valve plate in the valve pocket, the valve gap on be provided with the support, be equipped with the valve rod that links to each other with the valve plate on the support, the upper end of support is equipped with the valve rod safety cover that lies in the valve rod top, the actuating mechanism of drive valve rod, the tip threaded connection of valve rod has the gauge rod, the valve rod safety cover is worn out to the gauge rod, the gauge rod on the cover be equipped with lock nut, nut butt in the tip of valve rod, it is not hard up to prevent that gauge rod and valve rod from taking place, it is accurate to instruct.
Description
Technical field
The utility model relates to a kind of conduit component, and more particularly, it relates to a kind of gate valve with indicating arm.
Background technique
At present in Coal Chemical Industry, open pit oil mining industry, transfer line there is connection valve, due to need of production, some
The long-term outdoor placement of valve; a kind of protective measure is not taked while producing; outside valve rod is directly exposed to; valve rod lacks protection; threaded stem is stained with sand and dust, or corrode by rain and dew frost and snow, of long duration in this environment will to get rusty; cause the closed difficulty of valve opening, serious even stuckly cannot to open.In order to solve this some row problems, lubricating grease is spread upon valve rod appearance by general valve manufacturer, get off for a long time, lubricating grease can adhere to the foreign material such as sand and dust, easily cause when throttle down valve stuck, damage valve rod and other part thereof, existing valve rod protecting device cannot know the nut locking adjustment that the leakage of stem packing and reply are leaked in use;
Application number is that the Chinese utility model patent of 201110243309.X discloses one and a kind of gate valve rod protection device, described gate valve comprises valve body, valve gap, Gland and support, described valve body comprises flashboard, ram seal face, valve body sealing surface and valve rod, described valve gap comprises upper seal support, Packing seat, the stuffing box that filler is formed and slip-knot bolt, described Gland comprises hold-down grid and filler pressing sleeve, described support comprises Stem Mut, bearing gland, lubricating cup and handwheel, described valve rod protecting device comprises top valve rod protecting jacket, middle part valve rod protecting jacket and dirt-proof boot, described top valve rod protecting jacket be enclosed within be positioned at Stem Mut top valve rod on and be fixedly connected with Stem Mut, described dirt-proof boot is enclosed within the valve rod protecting jacket of top, described middle part valve rod protecting jacket is enclosed within and is positioned on the valve rod of below support, have and effectively can protect valve rod, valve rod is avoided to adhere to dirt husky, get rusty, gate valve is opened to close and is implemented by valve rod, the keying degree of valve rod is shown by the pointer on indicating arm.
Indicating arm wherein on some gate valve generally adopts the Placement of screw thread, and due to long use, the screw thread between indicating arm and valve rod easily loosens, and causes misregister.
Model utility content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of gate valve with indicating arm, and prevent indicating arm and valve rod from occurring to loosen, instruction accurately.
For achieving the above object, the utility model provides following technological scheme: a kind of gate valve with indicating arm, described gate valve comprises valve body, valve gap, valve pocket is formed between valve body and valve gap, valve plate is provided with in valve pocket, described valve gap is provided with support, described support is provided with the valve rod be connected with valve plate, the upper end portion of support is provided with the valve stem boot be positioned at above valve rod, the driving mechanism of actuate valve stem, the end thread of described valve rod is connected with indicating arm, described indicating arm passes valve stem boot, described indicating arm is arranged with locking nut, described nut is connected to the end of valve rod.
The utility model is set to further: described driving mechanism comprises the housing fixing with support, housing is equipped with transmission shaft, end part of driving shaft is provided with handwheel, transmission shaft is vertical with valve rod to be arranged, described valve rod is arranged with drive nut, by the transmission of umbrella tooth between described transmission shaft and drive nut.
The utility model is set to further: comprise valve stem boot body and the end cap worn for indicating arm above described valve stem boot, described end cap and valve stem boot body removably connect.
The utility model is set to further: described end cap includes the perforating that public indicating arm wears, and the hole wall of perforating is provided with fluorine glue O type circle.
Compared with prior art, the beneficial effects of the utility model are: indicating arm and valve stem end are threaded connection, on indicating arm, also cover has locking nut, when installing, when instruction is screwed into valve stem end time, by rotation lock nut, locking nut is abutted with valve stem end, in the process of rotational lock nut, the interaction force of locking nut and valve stem end increases, frictional force between screw thread on indicating arm and the screw thread of valve stem end tapped hole is increased, thus reduce the loosening probability of indicating arm generation, when ensureing long-time use, the instruction of indicating arm still accurately.
Accompanying drawing explanation
Fig. 1 is the general assembly drawing of the utility model band indicating arm gate valve embodiment;
Fig. 2 is the structural representation of the utility model band indicating arm gate valve embodiment indicating arm.
Reference character: 1, valve body; 2, valve plate; 3, valve rod; 4, valve gap; 5, upper seal support; 6, Packing seat; 7, filler pressing sleeve; 8, hold-down grid; 9, slip-knot bolt; 10, drive nut; 11, valve stem boot; 12, locking nut; 13, indicating arm; 14, end cap; 15, fluorine glue O type circle.
Embodiment
The gate valve embodiment of indicating arm is newly with to be described further referring to figs. 1 through Fig. 2 to this practicality.
A kind of gate valve with indicating arm, comprise valve body 1, valve plate 2 is provided with in valve body 1, valve plate 2 is moved up and down by valve rod 3 control realization, valve plate 2 realizes the control of convection cell in the process moved up and down, valve body 1 is provided with valve gap 4, upper seal support 5 is provided with between valve gap 4 and valve rod 3, upper seal support 5 and valve gap 4 spot welding, stuffing-box is provided with above valve gap 4, Packing seat 6 is provided with bottom stuffing-box, filler is arranged on Packing seat 6, the top of filler is provided with filler pressing sleeve 7, filler pressing sleeve 7 is provided with the hold-down grid 8 pushing down filler pressing sleeve 7, fixed by slip-knot bolt 9 between hold-down grid 8 and valve gap 4, the top of valve gap 4 is fixed with support, support one end that is relative and valve gap 4 is provided with driving mechanism, driving mechanism comprises the housing fixing with support, housing is equipped with transmission shaft, end part of driving shaft is provided with handwheel, transmission shaft is vertical with valve rod 3 to be arranged, described valve rod 3 is arranged with drive nut 10, by the transmission of umbrella tooth between described transmission shaft and drive nut 10, the mode of the kind of drive other vertical-transmissions except the transmission of umbrella tooth also can.
The top of support is provided with valve stem boot 11, when under the effect of valve rod 3 at driving mechanism, when realizing moving up and down, valve rod 3, all the time in safety cover, is avoided contact with the impurity in the external world, thus the rust corrosion of valve rod 3, protect valve rod 3; In order to the working state allowing user understand gate valve intuitively, the end winding support of valve rod 3 has indicating arm 13, valve rod 3 drives indicating arm 13 to move when moving simultaneously, the length can stretched out by indicating arm 13 when using judges the opening degree of gate valve, in order to further improve the instruction degree of accuracy of indicating arm 13, indicating arm 13 can increase scale, allow user draw the working state of gate valve more intuitively, avoid misoperation.
Indicating arm 13 and valve rod 3 end are threaded connection, on indicating arm 13, also cover has locking nut 12, when installing, when instruction is screwed into valve rod 3 end time, by rotation lock nut 12, make locking nut 12 and valve rod 3 end abutment, in the process of rotational lock nut 12, locking nut 12 increases with the interaction force of valve rod 3 end, frictional force between the screw thread in the screw thread on indicating arm 13 and valve rod 3 end thread hole is increased, thus reduce the loosening probability of indicating arm 13 generation, when ensureing long-time use, the instruction of indicating arm 13 still accurately, in addition, indicating arm 13 can be arranged hexagonal spanner block, for coordinating with spanner, spanner block can be arranged on the end of indicating arm 13, or middle part can.
In order to make valve stem boot 11 easier for installation; valve stem boot 11 theme and end cap 14 removably connect; end cap 14 is refilled after valve stem boot 11 fixes; facilitate indicating arm 13 through the perforating on end cap 14, the Placement between end cap 14 with valve stem boot 11 main body can adopt be threaded, clamping or screw be connected.
Perforating hole wall on end cap 14 is provided with fluorine glue O type circle 15, and the key property of fluorine rubber is high temperature resistant and resistance to chemical attack, and has well anti-aging and ozone resisting performance, and permeation degree is also very low.Even if under the operating conditions of very severe, still there is extraordinary wear resistance.Fluorine rubber can bear+200 degree or following operating temperature, and the short time also can be allowed without the operation in oily situation, each component further in protection valve stem boot 11.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technological schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. the gate valve with indicating arm; described gate valve comprises valve body, valve gap; valve pocket is formed between valve body and valve gap; valve plate is provided with in valve pocket; described valve gap is provided with support; described support is provided with the valve rod be connected with valve plate; the upper end portion of support is provided with the driving mechanism being positioned at valve stem boot above valve rod, actuate valve stem; the end thread of described valve rod is connected with indicating arm; described indicating arm passes valve stem boot; it is characterized in that: described indicating arm is arranged with locking nut, described nut is connected to the end of valve rod.
2. the gate valve of band indicating arm according to claim 1, it is characterized in that: described driving mechanism comprises the housing fixing with support, housing is equipped with transmission shaft, end part of driving shaft is provided with handwheel, transmission shaft is vertical with valve rod to be arranged, described valve rod is arranged with drive nut, by the transmission of umbrella tooth between described transmission shaft and drive nut.
3. the gate valve of band indicating arm according to claim 2, is characterized in that: comprise valve stem boot body and the end cap worn for indicating arm above described valve stem boot, described end cap and valve stem boot body removably connect.
4. the gate valve of band indicating arm according to claim 3, is characterized in that: described end cap includes the perforating that public indicating arm wears, and the hole wall of perforating is provided with fluorine glue O type circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520477911.3U CN204739311U (en) | 2015-07-04 | 2015-07-04 | Take gate valve of gauge rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520477911.3U CN204739311U (en) | 2015-07-04 | 2015-07-04 | Take gate valve of gauge rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204739311U true CN204739311U (en) | 2015-11-04 |
Family
ID=54421048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520477911.3U Expired - Fee Related CN204739311U (en) | 2015-07-04 | 2015-07-04 | Take gate valve of gauge rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204739311U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952915A (en) * | 2016-07-14 | 2016-09-21 | 杭州安其拉科技有限公司 | Ammonia valve |
| CN106763837A (en) * | 2016-11-10 | 2017-05-31 | 林之铠 | A kind of gate valve |
-
2015
- 2015-07-04 CN CN201520477911.3U patent/CN204739311U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952915A (en) * | 2016-07-14 | 2016-09-21 | 杭州安其拉科技有限公司 | Ammonia valve |
| CN106763837A (en) * | 2016-11-10 | 2017-05-31 | 林之铠 | A kind of gate valve |
| CN106763837B (en) * | 2016-11-10 | 2019-05-17 | 奉化市中新阀门有限公司 | A kind of gate valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201112 Address after: 325000, No. 1921, Binhai Park, Wenzhou economic and Technological Development Zone, Zhejiang, China Patentee after: FANGZHENG VALVE GROUP Co.,Ltd. Address before: 325000, No. 1921, Binhai Park, Wenzhou economic and Technological Development Zone, Zhejiang, China Patentee before: FANGZHENG VALVE GROUP (WENZHOU) MACHINERY MANUFACTURING Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 1921 Binhai 1st Road, economic and Technological Development Zone, Wenzhou City, Zhejiang Province Patentee after: Founder Valve Group Co.,Ltd. Address before: 325000, No. 1921, Binhai Park, Wenzhou economic and Technological Development Zone, Zhejiang, China Patentee before: FANGZHENG VALVE GROUP Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151104 |