CN203604670U - Handle rigidity sealing butterfly valve with lock - Google Patents
Handle rigidity sealing butterfly valve with lock Download PDFInfo
- Publication number
- CN203604670U CN203604670U CN201320758410.3U CN201320758410U CN203604670U CN 203604670 U CN203604670 U CN 203604670U CN 201320758410 U CN201320758410 U CN 201320758410U CN 203604670 U CN203604670 U CN 203604670U
- Authority
- CN
- China
- Prior art keywords
- handle
- valve
- butterfly valve
- curve bath
- hard seal
- 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 - Lifetime
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 12
- 210000004907 gland Anatomy 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 abstract 2
- 238000007906 compression Methods 0.000 abstract 2
- 230000009977 dual effect Effects 0.000 abstract 1
- 230000002265 prevention Effects 0.000 abstract 1
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Landscapes
- Lift Valve (AREA)
Abstract
The utility model discloses a handle rigidity sealing butterfly valve with a lock, and relates to the technical field of butterfly valves in pipeline valves. The handle rigidity sealing butterfly valve with the lock is structurally composed of a valve body, a butterfly plate assembly, a valve rod, a support, a handle block, a handle and the like. An arc-shaped groove is additionally formed in the handle block used for driving the valve rod to rotate. A fixedly-installed indicating stud is arranged inside the arc-shaped groove. The top end, extending out of the arc-shaped groove, of the indicating stud is connected with a compression nut. When the handle block rotates to drive the arc-shaped groove to rotate relative to the indicating stud, indication of the current opening degree of the valve can be checked only through the position, correspondingly indicated inside the arc-shaped groove, of the indicating stud, and the indication is accurate; the handle block can be compressed and located at the current rotating position only by operating the compression nut with an auxiliary tool, and limiting is accurate; due to the improved structure, the handle rigidity sealing butterfly valve with the lock further has the advantages of being low in cost, reliable in sealing, fast to switch, capable of achieving dual burglary prevention and the like, the using requirement of various kinds of users can be fully met.
Description
Technical field
The utility model relates to butterfly valve technical field, particularly the locking hard seal butterfly valve of a kind of handle.
Background technique
Handle type hard seal butterfly valve is the one in many pipeline valves, is mainly used in controlling the circulation of liquid medium in pipeline, because its long service life, Applicable media temperature are high, low cost and other advantages is widely used.Existing handle hard seal butterfly valve adopts the structural type of handle and gear disk mostly, often has micro-gap between handle and gear, and under the pressure-acting of medium, minor rotation can occur butterfly plate unavoidably, and then causes valve closing not in place and leak.Moreover butterfly valve is all not possess Anti-theft belt lock function, also can not meet specific user's user demand.Therefore, for the existing defect of existing handle type hard seal butterfly valve and deficiency, design a kind of low cost, good sealing effect, have that the locking hard seal butterfly valve of handle of anti-theft feature is extremely necessary beyond doubt.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the defect of prior art and provides that a kind of cost is low, sealing is reliable, switch quick, the locking hard seal butterfly valve of handle of double anti-theft.
Technical problem of the present utility model is achieved through the following technical solutions:
The locking hard seal butterfly valve of a kind of handle, comprise that valve body, sealing are arranged on handle piece and handle that the butterfly plate assembly in valve body, the valve rod that drives the keying of butterfly plate assembly and operating valve lever rotate, described handle piece is provided with curve bath, in curve bath, be provided with hard-wired indication double-screw bolt, this indication double-screw bolt top is stretched out curve bath and is connected with gland nut.
The radian of described curve bath is 90 °, is provided with 0 ° ~ 90 ° aperture signs and the aperture indicating arrow of the corresponding described radian of a circle at curve bath outward.
On two end faces of described curve bath, be respectively equipped with the stop nut and the stop screw that are threaded, this stop screw the inner is stretched in curve bath.
Described valve body top is provided with middle flanged surface, and in this, flanged surface is provided with the support being tightly connected, and described handle piece is arranged on this cradle top surface, and described indication double-screw bolt bottom is fixedly mounted on support through hexagon nut.
Between described gland nut and handle piece, be provided with plain cushion.
Described gland nut top is provided with hexagonal groove, is provided with the hexagon wrench of supporting grafting in this hexagonal groove.
Between described valve rod and handle piece, be provided with and form the driving key being in transmission connection.
Described handle piece is provided with hexagon ring, is correspondingly provided with in handle end the hexagonal boss being fitted in described hexagon ring.
Described butterfly plate assembly is that the seal ring being compressed by butterfly plate and trim ring forms.
Compared with prior art, the utility model is mainly on the handle piece for rotating with ovable valve stem, to have additional a curve bath, in this curve bath, be provided with hard-wired indication double-screw bolt, and be connected with gland nut on the top of indicating double-screw bolt to stretch out curve bath, when rotating, handle piece drive curve bath in the time indicating double-screw bolt to rotate, the aperture indication when early gate can be checked in position by the corresponding indication of indication double-screw bolt in curve bath, and indication accurately; Handle piece can be compressed and locks current pivotal position and operate gland nut by assistant tool, spacing accurately the structure after improvement also has the advantages such as cost is low, sealing is reliable, switch is quick, double anti-theft, fully meets the use needs of all types of user.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present utility model.
Fig. 2 is the plan view of Fig. 1.
Embodiment
To elaborate again to the utility model embodiment by above-mentioned accompanying drawing below.
As shown in Figure 1 and Figure 2,1. valve body, 2. butterfly plate assembly, 21. butterfly plates, 22. trim rings, 3. support, 4. Gland, 5. indication double-screw bolt, 6. hexagon nut, 7. handle piece, 8. plain cushion, 9. gland nut, 10. hexagon wrench, 11. stop nuts, 12. stop screws, 13. valve rods, 14. driving keys, 15. handles, 16. curve baths, 17. aperture signs, 18. aperture indicating arrows.
The locking hard seal butterfly valve of handle, as shown in Figure 1 and Figure 2, it is a kind of pipeline valve for medium break-make, is to be mainly made up of valve body 1, butterfly plate assembly 2, valve rod 13, support 3, handle piece 7 and handle 15 etc.
In described valve body 1, be provided with the valve pocket that level connects, these valve pocket two ends are respectively equipped with flanged surface so that external pipe is communicated with; Valve body 1 top is provided with middle flanged surface, and in this, flanged surface is provided with by many hex head bolts and attaching nut and makes the support 3 being tightly connected.
In described valve pocket, be provided with the butterfly plate assembly 2 that sealing is installed, this butterfly plate assembly is mainly that the seal ring being compressed by butterfly plate 21 and trim ring 22 forms.In described valve body 1, be provided with vertical and rotate the valve rod 13 of installing, this valve rod lower end is connected and fixed with pin through the axis hole on butterfly plate 21, therefore valve rod 13 rotations can drive butterfly plate assembly 2 to do synchronous rotation and sealing keying valve pocket; Expose through valve body 1 and support 3 valve rod 13 upper ends; Between valve rod 13 and valve body 1, be also provided with the filler in being enclosed in by Gland 4, using the dynamic seal rotating as valve rod 13, Gland 4 is connected on valve body 1 with bolt.
Described support 3 end faces are provided with handle piece 7, and the exposed junction of described valve rod 13 upper ends stretches in handle piece 7, and and handle piece between form and be in transmission connection by driving key 14.
Described handle piece 7 profiles are similar to fan shape, are provided with a curve bath 16 in the curved portions of fan shape handle piece, and this curve bath is an arc groove take valve rod 13 as the center of circle; The radian of described curve bath 16 is 90 °, and handle piece 7 upper surfaces of adjacent curve bath are provided with 0 ° ~ 90 ° aperture signs 17 and the aperture indicating arrow 18 of the corresponding described radian of a circle; On two end faces of described curve bath 16, be respectively equipped with the stop nut 11 and the stop screw 12 that are threaded, this stop screw the inner is stretched in curve bath 16, can regulate the rotation radian of curve bath 16 by stop screw 12.
The curved portions the other end of described relative fan shape handle piece 7 is provided with hexagon ring, and handle 15 ends are made as the hexagonal boss being equipped with mutually with hexagon ring, and this handle 15 is operation piece of whole valve, is rotated and then is with active handle piece 7 to do corresponding rotation by operating grip.
In described curve bath 16, be provided with indication double-screw bolt 5, this indication double-screw bolt bottom is fixedly mounted on support 3 with hexagon nut 6 through curve bath 16, and top is stretched out curve bath 16 and is provided with the gland nut 9 being threaded; Described gland nut top is provided with hexagonal groove, is provided with the hexagon wrench 10 of supporting grafting in this hexagonal groove, and this hexagon wrench is the assistant tool rotating for operating gland nut 9; Between described gland nut 9 bottoms and handle piece 7, be provided with plain cushion 8, in the time that gland nut 9 is screwed by hexagon wrench 10, get final product the rotation of locking handle piece by plain cushion 8 pressing handle pieces 7, prevent from being misused.
The utility model is mainly with active handle piece 7 to rotate by operating grip 15, can make the curve bath 16 on handle piece form and rotate relative to indication double-screw bolt 5, aperture sign 17 can correspondence be checked in position by indication double-screw bolt in curve bath 16, and then clearly when the aperture indication of early gate, indication process accurately, reliably; And compress and locking handle piece 7 carries out spacing location by hexagon wrench 10 auxiliary operation gland nuts 9, also realize double anti-theft functions, thus this simple and practical, also can fully meet the use needs of all types of user.
Claims (9)
1. the locking hard seal butterfly valve of handle, comprise that valve body (1), sealing are arranged on handle piece (7) and handle (15) that the butterfly plate assembly (2) in valve body, the valve rod (13) that drives the keying of butterfly plate assembly and operating valve lever rotate, it is characterized in that described handle piece (7) is provided with curve bath (16), in curve bath, be provided with hard-wired indication double-screw bolt (5), this indication double-screw bolt top is stretched out curve bath (16) and is connected with gland nut (9).
2. the locking hard seal butterfly valve of handle according to claim 1, the radian that it is characterized in that described curve bath (16) is 90 °, is provided with 0 ° ~ 90 ° aperture signs (17) and the aperture indicating arrow (18) of the corresponding described radian of a circle outside curve bath (16).
3. the locking hard seal butterfly valve of handle according to claim 1 and 2, on two end faces of the curve bath (16) described in it is characterized in that, be respectively equipped with the stop nut (11) and the stop screw (12) that are threaded, this stop screw the inner is stretched in curve bath (16).
4. the locking hard seal butterfly valve of handle according to claim 1 and 2, it is characterized in that described valve body (1) top is provided with middle flanged surface, in this, flanged surface is provided with the support (3) being tightly connected, described handle piece (7) is arranged on this support (3) end face, and described indication double-screw bolt (5) bottom is fixedly mounted on support (3) through hexagon nut (6).
5. the locking hard seal butterfly valve of handle according to claim 1 and 2, is characterized in that being provided with plain cushion (8) between described gland nut (9) and handle piece (7).
6. the locking hard seal butterfly valve of handle according to claim 5, is characterized in that described gland nut (9) top is provided with hexagonal groove, is provided with the hexagon wrench (10) of supporting grafting in this hexagonal groove.
7. the locking hard seal butterfly valve of handle according to claim 1 and 2, is characterized in that being provided with and forming the driving key (14) being in transmission connection between described valve rod (13) and handle piece (7).
8. the locking hard seal butterfly valve of handle according to claim 7, is characterized in that described handle piece (7) is provided with hexagon ring, is correspondingly provided with in handle (15) end the hexagonal boss being fitted in described hexagon ring.
9. the locking hard seal butterfly valve of handle according to claim 1 and 2, is characterized in that described butterfly plate assembly (2) is that the seal ring being compressed by butterfly plate (21) and trim ring (22) forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320758410.3U CN203604670U (en) | 2013-11-27 | 2013-11-27 | Handle rigidity sealing butterfly valve with lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320758410.3U CN203604670U (en) | 2013-11-27 | 2013-11-27 | Handle rigidity sealing butterfly valve with lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203604670U true CN203604670U (en) | 2014-05-21 |
Family
ID=50717344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320758410.3U Expired - Lifetime CN203604670U (en) | 2013-11-27 | 2013-11-27 | Handle rigidity sealing butterfly valve with lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203604670U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104455485A (en) * | 2014-09-19 | 2015-03-25 | 蚌埠凯盛工程技术有限公司 | Manual control butterfly valve device in annealing furnace external air system |
| CN107339445A (en) * | 2017-06-09 | 2017-11-10 | 东台友铭船舶配件有限公司 | A kind of ship assembling controls formula dish valve with two-way gear |
| CN112081930A (en) * | 2020-09-21 | 2020-12-15 | 耐益阀门制造有限公司 | Industrial butterfly valve with accurate opening and closing function |
| CN112112996A (en) * | 2019-06-19 | 2020-12-22 | 中国石油化工股份有限公司 | Ball valve structure and key assembly thereof |
-
2013
- 2013-11-27 CN CN201320758410.3U patent/CN203604670U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104455485A (en) * | 2014-09-19 | 2015-03-25 | 蚌埠凯盛工程技术有限公司 | Manual control butterfly valve device in annealing furnace external air system |
| CN107339445A (en) * | 2017-06-09 | 2017-11-10 | 东台友铭船舶配件有限公司 | A kind of ship assembling controls formula dish valve with two-way gear |
| CN112112996A (en) * | 2019-06-19 | 2020-12-22 | 中国石油化工股份有限公司 | Ball valve structure and key assembly thereof |
| CN112112996B (en) * | 2019-06-19 | 2022-04-05 | 中国石油化工股份有限公司 | Ball valve structure and key assembly thereof |
| CN112081930A (en) * | 2020-09-21 | 2020-12-15 | 耐益阀门制造有限公司 | Industrial butterfly valve with accurate opening and closing function |
| CN112081930B (en) * | 2020-09-21 | 2022-05-20 | 耐益阀门制造有限公司 | Industrial butterfly valve with accurate opening and closing function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203604670U (en) | Handle rigidity sealing butterfly valve with lock | |
| CN101210625A (en) | Plane rotation valve flap stop valve | |
| CN204171927U (en) | A kind of adjustable " F " type tap wrench | |
| CN204387350U (en) | A kind of two-way flange connecting central plate high pressure sealing butterfly valve | |
| CN204372220U (en) | Thread bush collar nut guide-localization top-loading ball valve | |
| CN204358135U (en) | Two flange butterflies of valve with changeable valve seat | |
| CN203836247U (en) | Multifunctional valve element of novel stop valve | |
| CN217683282U (en) | Five-eccentric hard sealing butterfly valve | |
| CN205859304U (en) | A kind of compact hand gear for pneumatic actuator | |
| CN203686174U (en) | Novel fluorine-lined butterfly valve | |
| CN204477473U (en) | cutting ball valve | |
| CN209394607U (en) | A kind of valve bearing gland nut dismounting tool | |
| CN203703310U (en) | Remote control valve | |
| CN201794406U (en) | Fine-adjustable packing type handle | |
| CN201475370U (en) | Top-mounted butterfly valve | |
| CN203614878U (en) | Pneumatic valve actuator | |
| CN204420175U (en) | Thread bush elastomeric composition valve seat top-loading ball valve | |
| CN201844050U (en) | Soft sealing locked internal-thread connecting gate valve | |
| CN203717953U (en) | Internally closed type emergency valve used during abnormal situation of liquid drain valves of vehicle-mounted storage tank | |
| CN220488346U (en) | Gas cup valve convenient to installation | |
| CN216349308U (en) | Pressure difference monitoring device for desulfurizing tower | |
| CN220249011U (en) | Three-way copper valve for fluid delivery | |
| CN212804275U (en) | Pneumatic butt-clamping soft sealing butterfly valve | |
| CN219431908U (en) | Pump cover of oil pump | |
| CN204387349U (en) | A kind of unidirectional flange connecting central plate high pressure sealing butterfly valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140521 |