CN105299258A - Through type female thread self-locking ball valve - Google Patents
Through type female thread self-locking ball valve Download PDFInfo
- Publication number
- CN105299258A CN105299258A CN201510839700.4A CN201510839700A CN105299258A CN 105299258 A CN105299258 A CN 105299258A CN 201510839700 A CN201510839700 A CN 201510839700A CN 105299258 A CN105299258 A CN 105299258A
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- CN
- China
- Prior art keywords
- ball valve
- valve body
- handle
- hole
- locking
- 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.)
- Granted
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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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention relates to a through type female thread self-locking ball valve. The through type female thread self-locking ball valve comprises a ball valve body, a ball valve handle and a self-locking mechanism, wherein the ball valve body is provided with a bulge; a concave groove is formed in the bulge; a ball body is arranged in the ball valve body, and a first through hole is formed in the ball body; a filler pressing cover is arranged on the top part of the ball valve body, and a compressing nut in which a ball valve rod is arranged is mounted on the filler pressing cover; a second through hole and a third through hole are formed in the ball valve seat; the self-locking mechanism comprises a lock sleeve, a lock disk and a lock rod. The through type female thread self-locking ball valve is high in sealing and pressure-bearing performances, and can be simply and reliably self-locked to prevent liquid from leaking due to mis-operation.
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 technique
Ball valve is that open-shut device and spheroid are driven by valve rod, and around the valve that ball valve axis rotates, can be used for the regulating and control of fluid, wherein firmly seal between V-type ball valve its V-type ball core and metal seat valve of pile-up welding hard alloy and there is very strong shearing force, be specially adapted to the medium of fibre-bearing, a small solid material etc.
Straight cylinder type internal-thread spherical valve of the prior art is when being applied to corrosive gas and corrosive liquids pipeline, easily there is pressure-bearing seal poor, cause revealing harm, generally not there is self-locking mechanism simultaneously, or self-locking manner is loaded down with trivial details, in use, because valve rod is easily pulled in operation collision etc., thus cause open-shut device to rotate, cause leakage.
Summary of the invention
The object of the invention is the defect for prior art, provide a kind of through-type internal thread self-locking ball valve, seal and pressure bearing is good, can the self-locking of simple and reliable ground, prevents improper operation from causing fluid leakage.
The specific embodiment of the present invention is:
A kind of through-type internal thread self-locking ball valve, comprise ball valve body, ball valve handle and self-locking mechanism, wherein, described ball valve body has projection, described projection is provided with groove, spheroid is provided with in described ball valve body, the first through hole is provided with in described spheroid, ball face sealing pad is provided with between described spheroid and ball valve body, described ball valve body top is provided with Gland, Packing seat is provided with between described Gland and ball valve body, described Gland is provided with gland nut, ball valve rod is provided with in described gland nut, described ball valve rod is successively through Gland, Packing seat and ball valve body, be connected with spheroid, gasket seal is provided with between described ball valve rod and ball valve body,
Ball valve seat is provided with outside described ball valve body, the second through hole and third through-hole is provided with in described ball valve seat, described second through hole and third through-hole and the first through hole are point-blank, and lay respectively at the first through hole bilateral symmetry setting, described ball valve seat both sides are provided with some hex head bolts, realize ball valve seat be connected with ball valve body by hex head bolt through ball valve seat with ball valve body;
Described ball valve handle comprises connection handle, tilt handle and push away handle, described connection handle is with to push away handle parallel, inclination handle two ends respectively with connection handle with push away handle and tilt to be connected, described connection handle is between Gland and gland nut, and be connected with ball valve rod, described self-locking mechanism comprises lock tube, lock collar and locking bar, described lock collar is positioned at lock tube inside, it is outside that described lock tube and lock collar are all arranged at inclination handle through inclination handle, described locking bar one end is connected with lock collar through lock tube, and the groove fit of the other end and ball valve body uses.
The through-type internal thread self-locking ball valve of above-mentioned one, wherein, described connection handle has button bar, and described button bar and ball valve body are affixed.
The through-type internal thread self-locking ball valve of above-mentioned one, wherein, described in push away outside handle and be provided with taper knob.
Beneficial effect of the present invention is:
The present invention is applicable to corrosive gas and corrosive liquids pipeline fluid opens and closes control, its working method is: move ball valve rod when rotation ball valve handle strip and rotate, thus drive spheroid to rotate, make the first through hole, the second through hole and third through-hole with when being connected point-blank, realize fluid passage; When rotation ball valve handle, spheroid solid surface and the second through hole and third through-hole relative to time to realize fluid closed circuit; When self-locking mechanism mobile on inclination handle, the groove fit of locking bar and ball valve body is locked, ball valve handle cannot be rotated, realize valve position and lock.
Gland of the present invention, Packing seat, gasket seal and ball face sealing pad, these Seal Design make valve seal pressure-bearing property good, pressure-bearing can reach 4MPa, are beneficial to the leakage hidden danger preventing harmfulness fluid.
To sum up, seal and pressure bearing of the present invention is good, can the self-locking of simple and reliable ground, prevents improper operation from causing fluid leakage.
Accompanying drawing explanation
Fig. 1 is structure of the present invention and self-locking state schematic diagram.
Fig. 2 is ball valve body side view of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further.
A kind of through-type internal thread self-locking ball valve, comprise ball valve body 1, ball valve handle 2 and self-locking mechanism 3, wherein, described ball valve body 1 has protruding 4, described protruding 4 are provided with groove 5, spheroid 6 is provided with in described ball valve body 1, the first through hole 7 is provided with in described spheroid 6, ball face sealing pad 8 is provided with between described spheroid 6 and ball valve body 1, described ball valve body 1 top is provided with Gland 9, Packing seat 10 is provided with between described Gland 9 and ball valve body 1, described Gland 9 is provided with gland nut 11, ball valve rod 12 is provided with in described gland nut 11, described ball valve rod 12 is successively through Gland 9, Packing seat 10 and ball valve body 12, be connected with spheroid 6, gasket seal 13 is provided with between described ball valve rod 12 and ball valve body 1,
Ball valve seat 14 is provided with outside described ball valve body 1, the second through hole 15 and third through-hole 16 is provided with in described ball valve seat 14, described second through hole 15 and third through-hole 16 and the first through hole 7 are point-blank, and lay respectively at the first through hole 7 bilateral symmetry setting, described ball valve seat 14 both sides are provided with some hex head bolts 18, realize ball valve seat 14 be connected with ball valve body 12 by hex head bolt 18 through ball valve seat 14 with ball valve body 12;
Described ball valve handle 2 comprises connection handle 19, inclination handle 20 and push away handle 21, described connection handle 19 is parallel with pushing away handle 21, inclination handle 20 two ends respectively with connection handle 19 with push away handle 21 and tilt to be connected, described pushing away outside handle 21 is provided with taper knob 22, described connection handle 19 is between Gland 9 and gland nut 11, and be connected with ball valve rod 12, described connection handle 19 has button bar 23, described button bar 23 is affixed with ball valve body 12, described self-locking mechanism 3 comprises lock tube 24, lock collar 25 and locking bar 26, it is inner that described lock collar 25 is positioned at lock tube 24, it is outside that described lock tube 24 and lock collar 25 are all arranged at inclination handle 20 through inclination handle 20, described locking bar 26 one end is connected with lock collar 25 through lock tube 24, the groove 5 of the other end and ball valve body 1 with the use of.
The present invention is applicable to corrosive gas and corrosive liquids pipeline fluid opens and closes control, its working method is: move ball valve rod when rotation ball valve handle strip and rotate, thus drive spheroid to rotate, make the first through hole, the second through hole and third through-hole with when being connected point-blank, realize fluid passage; When rotation ball valve handle, spheroid solid surface and the second through hole and third through-hole relative to time to realize fluid closed circuit; When self-locking mechanism mobile on inclination handle, the groove fit of locking bar and ball valve body is locked, ball valve handle cannot be rotated, realize valve position and lock.
The above; be only the present invention's preferably embodiment, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (3)
1. a through-type internal thread self-locking ball valve, comprise ball valve body, ball valve handle and self-locking mechanism, it is characterized by, described ball valve body has projection, described projection is provided with groove, spheroid is provided with in described ball valve body, the first through hole is provided with in described spheroid, ball face sealing pad is provided with between described spheroid and ball valve body, described ball valve body top is provided with Gland, Packing seat is provided with between described Gland and ball valve body, described Gland is provided with gland nut, ball valve rod is provided with in described gland nut, described ball valve rod is successively through Gland, Packing seat and ball valve body, be connected with spheroid, gasket seal is provided with between described ball valve rod and ball valve body,
Ball valve seat is provided with outside described ball valve body, the second through hole and third through-hole is provided with in described ball valve seat, described second through hole and third through-hole and the first through hole are point-blank, and lay respectively at the first through hole bilateral symmetry setting, described ball valve seat both sides are provided with some hex head bolts, realize ball valve seat be connected with ball valve body by hex head bolt through ball valve seat with ball valve body;
Described ball valve handle comprises connection handle, tilt handle and push away handle, described connection handle is with to push away handle parallel, inclination handle two ends respectively with connection handle with push away handle and tilt to be connected, described connection handle is between Gland and gland nut, and be connected with ball valve rod, described self-locking mechanism comprises lock tube, lock collar and locking bar, described lock collar is positioned at lock tube inside, it is outside that described lock tube and lock collar are all arranged at inclination handle through inclination handle, described locking bar one end is connected with lock collar through lock tube, and the groove fit of the other end and ball valve body uses.
2. a kind of through-type internal thread self-locking ball valve as claimed in claim 1, it is characterized by, described connection handle has button bar, and described button bar and ball valve body are affixed.
3. a kind of through-type internal thread self-locking ball valve as claimed in claim 1, is characterized by, described in push away outside handle and be provided with taper knob.
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 true CN105299258A (en) | 2016-02-03 |
| CN105299258B 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 (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 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11796080B2 (en) | 2022-03-09 | 2023-10-24 | Nibco Inc. | Valve assembly |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4848724A (en) * | 1988-02-03 | 1989-07-18 | Fratelli Pettinaroli S.P.A. | Ball valve with handle locking mechanism |
| 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
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4848724A (en) * | 1988-02-03 | 1989-07-18 | Fratelli Pettinaroli S.P.A. | Ball valve with handle locking mechanism |
| 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 |
Cited By (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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105299258B (en) | 2018-09-04 |
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