CN105299258B - A kind of through-type internal thread self-locking ball valve - Google Patents
A kind of through-type internal thread self-locking ball valve Download PDFInfo
- Publication number
- CN105299258B CN105299258B CN201510839700.4A CN201510839700A CN105299258B CN 105299258 B CN105299258 B CN 105299258B CN 201510839700 A CN201510839700 A CN 201510839700A CN 105299258 B CN105299258 B CN 105299258B
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- China
- Prior art keywords
- ball valve
- valve body
- handle
- hole
- locking
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- 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.)
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Classifications
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- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
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- 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
- F16K31/607—Handles characterised by particular material, by special measures to obtain aesthetical effects, or by auxiliary functions, e.g. storage
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- 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
- F16K35/00—Means to prevent accidental or unauthorised actuation
- F16K35/10—Means to prevent accidental or unauthorised actuation with locking caps or locking bars
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
Abstract
The present invention relates to a kind of through-type internal thread self-locking ball valves, including ball valve body, ball valve handle and self-locking mechanism, there is ball valve body protrusion, protrusion to be equipped with groove, sphere is equipped in ball valve body, first through hole is equipped in sphere, gland is equipped at the top of ball valve body, gland is equipped with clamp nut, ball valve rod is equipped in clamp nut, the second through-hole and third through-hole are equipped in ball valve seat, self-locking mechanism includes lock tube, lock collar and locking bar；Seal and pressure bearing of the present invention is good, can simply and reliablely self-locking, prevent it is improper operation cause fluid leakage.
Description
Technical field
The present invention relates to a kind of valve, specifically a kind of through-type internal thread self-locking ball valve.
Background technology
Ball valve is the valve that opening and closing element i.e. sphere is driven by valve rod, and rotated around ball valve axis, can be used for fluid
Adjusting and control, wherein firmly sealing its V-type core of V-type ball valve and the metal seat valve of pile-up welding hard alloy between have it is very strong
Shearing force, the medium especially suitable for fibre-bearing, small solid pellet etc..
Straight barrel type internal-thread spherical valve in the prior art is when applied to corrosive gas and corrosive liquids pipeline, Yi Cun
It is poor in pressure-bearing seal, cause leakage to endanger, while generally cumbersome without self-locking mechanism or self-locking manner, uses process
In, since operation collision etc. easily pulls valve rod, is rotated so as to cause opening and closing element, cause to reveal.
Invention content
The purpose of the present invention is in view of the drawbacks of the prior art, providing a kind of through-type internal thread self-locking ball valve, seal
Pressure-bearing property is good, can simply and reliablely self-locking, prevent it is improper operation cause fluid leakage.
The present invention specific implementation mode be：
A kind of through-type internal thread self-locking ball valve, including ball valve body, ball valve handle and self-locking mechanism, wherein the ball
There is valve body protrusion, the protrusion to be equipped with groove, and sphere is equipped in the ball valve body, first through hole is equipped in the sphere,
Be equipped with ball face sealing pad between the sphere and ball valve body, be equipped with gland at the top of the ball valve body, the gland with
Packing seat is equipped between ball valve body, the gland is equipped with clamp nut, and ball valve rod is equipped in the clamp nut, described
Ball valve rod sequentially passes through gland, Packing seat and ball valve body, is connected with sphere, is equipped between the ball valve rod and ball valve body close
Gasket；
The ball valve body is externally provided with ball valve seat, and the second through-hole and third through-hole are equipped in the ball valve seat, and described second is logical
Hole and third through-hole and first through hole point-blank, and are located at first through hole both sides and are symmetrical arranged, the ball valve seat
Both sides are equipped with several hex bolts, pass through ball valve seat to realize that ball valve seat is connected with ball valve body with ball valve body by hex bolts；
The ball valve handle includes connection handle, tilts handle and push handle, and the connection handle is parallel with push handle, tilts handle both ends point
It is not connected with connection handle and push handle inclination, the connection handle is connected between gland and clamp nut, and with ball valve rod,
The self-locking mechanism includes lock tube, lock collar and locking bar, and the lock collar is located inside lock tube, and the lock tube and lock collar both pass through inclination
Handle, which is set to, to be tilted outside handle, and described locking bar one end is connected across lock tube with lock collar, and the groove cooperation of the other end and ball valve body makes
With.
Above-mentioned a kind of through-type internal thread self-locking ball valve, wherein the connection handle has button bar, the button bar and ball valve
Body is affixed.
Above-mentioned a kind of through-type internal thread self-locking ball valve, wherein the push handle is externally provided with taper knob.
Beneficial effects of the present invention are：
It present invention can be suitably applied to corrosive gas and corrosive liquids pipeline fluid open and close control, working method is：When
Rotate ball valve handle drive ball valve rod rotation, to drive sphere to rotate, make first through hole, the second through-hole and third through-hole with
When being connected on straight line, fluid passage is realized；When rotation ball valve handle, sphere solid surface and the second through-hole and third through-hole
Realize that fluid is closed circuit when opposite；When the mobile self-locking mechanism on tilting handle, so that the groove of locking bar and ball valve body is locked, make ball
Valve handle can not rotate, and realize valve position and lock.
Gland, Packing seat, gasket seal and the ball face sealing pad of the present invention, these Seal Designs make valve seal hold
Pressure property it is good, can pressure-bearing reach 4MPa, conducive to the leakage hidden danger of harmfulness fluid is prevented.
To sum up, seal and pressure bearing of the present invention is good, can simply and reliablely self-locking, prevent it is improper operation cause fluid leakage.
Description of the drawings
Fig. 1 is structure of the invention and self-locking state schematic diagram.
Fig. 2 is ball valve body-side view of the present invention.
Specific implementation mode
The specific implementation mode of the present invention is described further below in conjunction with the accompanying drawings.
A kind of through-type internal thread self-locking ball valve, including ball valve body 1, ball valve handle 2 and self-locking mechanism 3, wherein described
There is ball valve body 1 protrusion 4, described raised 4 to be equipped with groove 5, and sphere 6 is equipped in the ball valve body 1, is equipped in the sphere 6
First through hole 7 is equipped with ball face sealing pad 8 between the sphere 6 and ball valve body 1,1 top of the ball valve body is equipped with gland 9,
Packing seat 10 is equipped between the gland 9 and ball valve body 1, the gland 9 is equipped with clamp nut 11, the compression
Ball valve rod 12 is equipped in nut 11, the ball valve rod 12 sequentially passes through gland 9, Packing seat 10 and ball valve body 12, with sphere 6
It is connected, gasket seal 13 is equipped between the ball valve rod 12 and ball valve body 1；
The ball valve body 1 is externally provided with ball valve seat 14, and the second through-hole 15 and third through-hole 16, institute are equipped in the ball valve seat 14
It states the second through-hole 15 and third through-hole 16 and first through hole 7 point-blank, and is located at 7 both sides of first through hole and symmetrically sets
It sets, 14 both sides of the ball valve seat are equipped with several hex bolts 18, pass through ball valve seat 14 and ball valve body 12 real by hex bolts 18
Existing ball valve seat 14 is connected with ball valve body 12；
The ball valve handle 2 includes connection handle 19, tilts handle 20 and push handle 21, and the connection handle 19 is parallel with push handle 21,
It tilts 20 both ends of handle to be respectively connected with connection handle 19 and the inclination of push handle 21, the push handle 21 is externally provided with taper knob 22, the connection
Handle 19 is connected between gland 9 and clamp nut 11, and with ball valve rod 12, and the connection handle 19 has button bar 23, institute
It states button bar 23 to be affixed with ball valve body 12, the self-locking mechanism 3 includes lock tube 24, lock collar 25 and locking bar 26, and the lock collar 25 is located at
Inside lock tube 24, the lock tube 24 and lock collar 25 both pass through inclination handle 20 and are set to outside inclination handle 20,26 one end of the locking bar
It is connected with lock collar 25 across lock tube 24, the groove 5 of the other end and ball valve body 1 is used cooperatively.
It present invention can be suitably applied to corrosive gas and corrosive liquids pipeline fluid open and close control, working method is：When
Rotate ball valve handle drive ball valve rod rotation, to drive sphere to rotate, make first through hole, the second through-hole and third through-hole with
When being connected on straight line, fluid passage is realized；When rotation ball valve handle, sphere solid surface and the second through-hole and third through-hole
Realize that fluid is closed circuit when opposite；When the mobile self-locking mechanism on tilting handle, so that the groove of locking bar and ball valve body is locked, make ball
Valve handle can not rotate, and realize valve position and lock.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, the change or replacement that can be readily occurred in,
Should all it cover within the scope of the present invention.Therefore, protection scope of the present invention should be with the protection domain of claims
Subject to.
Claims (3)
1. a kind of through-type internal thread self-locking ball valve, including ball valve body, ball valve handle and self-locking mechanism, it is characterized in that, it is described
There is ball valve body protrusion, the protrusion to be equipped with groove, and sphere is equipped in the ball valve body, and it is logical to be equipped with first in the sphere
Hole is equipped with ball face sealing pad, gland, the gland is equipped at the top of the ball valve body between the sphere and ball valve body
Packing seat is equipped between ball valve body, the gland is equipped with clamp nut, ball valve rod, institute are equipped in the clamp nut
It states ball valve rod and sequentially passes through gland, Packing seat and ball valve body, be connected with sphere, be equipped between the ball valve rod and ball valve body
Gasket seal；
The ball valve body is externally provided with ball valve seat, is equipped with the second through-hole and third through-hole in the ball valve seat, second through-hole and
Third through-hole and first through hole point-blank, and are located at first through hole both sides and are symmetrical arranged, the ball valve seat both sides
Equipped with several hex bolts, ball valve seat is passed through to realize that ball valve seat is connected with ball valve body with ball valve body by hex bolts；
The ball valve handle includes connection handle, tilts handle and push handle, and the connection handle is parallel with push handle, tilt handle both ends respectively with
Connection handle is connected with push handle inclination, and the connection handle is connected between gland and clamp nut, and with ball valve rod, described
Self-locking mechanism includes lock tube, lock collar and locking bar, and the lock collar is located inside lock tube, and the lock tube and lock collar both pass through inclination handle and set
It is placed in and tilts outside handle, described locking bar one end is connected across lock tube with lock collar, and the groove of the other end and ball valve body is used cooperatively.
2. a kind of through-type internal thread self-locking ball valve as described in claim 1, it is characterized in that, the connection handle has button
Bar, the button bar are affixed with ball valve body.
3. a kind of through-type internal thread self-locking ball valve as described in claim 1, it is characterized in that, the push handle is externally provided with handle
Set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510839700.4A CN105299258B (en) | 2015-11-27 | 2015-11-27 | A kind of through-type internal thread self-locking ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510839700.4A CN105299258B (en) | 2015-11-27 | 2015-11-27 | A kind of through-type internal thread self-locking ball valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105299258A CN105299258A (en) | 2016-02-03 |
| CN105299258B true CN105299258B (en) | 2018-09-04 |
Family
ID=55196864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510839700.4A Active CN105299258B (en) | 2015-11-27 | 2015-11-27 | A kind of through-type internal thread self-locking ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105299258B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11796080B2 (en) | 2022-03-09 | 2023-10-24 | Nibco Inc. | Valve assembly |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317295A (en) * | 2018-04-11 | 2018-07-24 | 江苏威尔迪威阀业有限公司 | A kind of locking whole-through diameter ball valve |
| CN111255908A (en) * | 2019-12-09 | 2020-06-09 | 宁波耀通管阀科技有限公司 | Ball valve convenient to auto-lock is fixed |
| CN113983231A (en) * | 2021-10-22 | 2022-01-28 | 上海沪东造船阀门有限公司 | Ball valve self-locking device for ship |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1217337B (en) * | 1988-02-03 | 1990-03-22 | Pettinaroli Spa | BALL VALVE WITH HANDLE LOCKING DEVICE |
| CN202266691U (en) * | 2011-10-21 | 2012-06-06 | 高东阀门有限公司 | Forged steel ball valve structure with lock |
| CN203272855U (en) * | 2013-06-03 | 2013-11-06 | 温州凯林阀门有限公司 | Energy-saving three-piece American-standard flange-type ball valve |
| CN205260898U (en) * | 2015-11-27 | 2016-05-25 | 江苏华太电力仪表有限公司 | Through -type internal thread is from locking -type ball valve |
-
2015
- 2015-11-27 CN CN201510839700.4A patent/CN105299258B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11796080B2 (en) | 2022-03-09 | 2023-10-24 | Nibco Inc. | Valve assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105299258A (en) | 2016-02-03 |
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