CN205260898U - Through -type internal thread is from locking -type ball valve - Google Patents

Through -type internal thread is from locking -type ball valve Download PDF

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Publication number
CN205260898U
CN205260898U CN201520959493.1U CN201520959493U CN205260898U CN 205260898 U CN205260898 U CN 205260898U CN 201520959493 U CN201520959493 U CN 201520959493U CN 205260898 U CN205260898 U CN 205260898U
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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.)
Expired - Fee Related
Application number
CN201520959493.1U
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Chinese (zh)
Inventor
陈道金
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JIANGSU HUATAI ELECTRIC POWER INSTRUMENT Co Ltd
Original Assignee
JIANGSU HUATAI ELECTRIC POWER INSTRUMENT Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by JIANGSU HUATAI ELECTRIC POWER INSTRUMENT Co Ltd filed Critical JIANGSU HUATAI ELECTRIC POWER INSTRUMENT Co Ltd
Priority to CN201520959493.1U priority Critical patent/CN205260898U/en
Application granted granted Critical
Publication of CN205260898U publication Critical patent/CN205260898U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a through -type internal thread is from locking -type ball valve, including ball valve body, ball valve handle and self -locking mechanism, ball valve body has the arch, is equipped with the recess in the arch, is equipped with the spheroid in the ball valve body, is equipped with first through -hole in the spheroid, and the ball valve body top is equipped with gland, and the last gland nut that is equipped with of gland is equipped with the ball valve pole in, be equipped with second through -hole and third through -hole in the ball valve seat, and self -locking mechanism includes lock tube, lock dish and locking lever, the utility model discloses sealed pressure -bearing nature is good, and auto -lock simply reliably prevents that improper operation from arousing that the fluid reveals.

Description

A kind of through-type internal thread self-locking ball valve
Technical field
The utility model relates to a kind of valve, specifically a kind of through-type internal thread self-locking ball valve.
Background technology
Ball valve is that opening and closing element is that spheroid is driven by valve rod, and the valve rotating around ball valve axis, can be used for adjusting and the control of fluid, wherein firmly seal between its V-type ball core of V-type ball valve and the 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, small solid particle etc.
Straight barrel type internal-thread spherical valve of the prior art is in the time being applied to corrosive gas and corrosive liquids pipeline, easily exist pressure-bearing seal poor, cause revealing harm, generally do not there is self-locking mechanism simultaneously, or self-locking mode is loaded down with trivial details, in use, because valve rod is easily pulled in operation collision etc., thereby cause opening and closing element rotation, cause leakage.
Utility model content
The purpose of this utility model is the defect for prior art, and a kind of through-type internal thread self-locking ball valve is provided, and seal and pressure bearing is good, can the self-locking of simple and reliable ground, prevent that improper operation from causing fluid leakage.
Detailed description of the invention of the present utility model 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, in described ball valve body, be provided with spheroid, in described spheroid, be provided with the first through hole, between described spheroid and ball valve body, be provided with ball face sealing pad, described ball valve body top is provided with gland, between described gland and ball valve body, be provided with Packing seat, described gland is provided with clamp nut, in described clamp nut, be provided with ball valve rod, described ball valve rod is successively through gland, Packing seat and ball valve body, be connected with spheroid, between described ball valve rod and ball valve body, be provided with gasket seal,
Described ball valve body is provided with ball valve seat outward, in described ball valve seat, be provided with the second through hole and third through-hole, described the 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 bolts, pass ball valve seat realize ball valve seat with ball valve body and be connected with ball valve body by hex bolts;
Described ball valve handle comprises connection handle, handle and push away handle tilts, described connection handle is with to push away handle parallel, inclination handle two ends respectively with connection handle with push away handle tilt be connected, described connection handle is between gland and clamp 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, described lock tube and lock collar are all arranged at inclination handle outside 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 is used.
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 handle and be provided with taper knob outward.
The beneficial effects of the utility model are:
The utility model opens and closes control applicable to corrosive gas and corrosive liquids pipeline fluid, its working method is: drive ball valve rod rotation when rotating ball valve handle, thereby drive spheroid rotation, when making the first through hole, the second through hole and third through-hole and being connected, realize fluid passage point-blank; When rotating ball valve handle, it is closed circuit that spheroid solid surface realizes fluid when relative with third through-hole with the second through hole; When mobile self-locking mechanism on inclination handle, make the groove fit locking of locking bar and ball valve body, ball valve handle cannot be rotated, realize valve position and lock.
Gland of the present utility model, Packing seat, gasket seal and ball face sealing pad, these Seal Design make valve seal pressure-bearing property good, can pressure-bearing reach 4MPa, are beneficial to the leakage hidden danger that prevents harmfulness fluid.
To sum up, the utility model seal and pressure bearing is good, can the self-locking of simple and reliable ground, prevent that improper operation from causing fluid leakage.
Brief description of the drawings
Fig. 1 is the utility model structure and self-locking state schematic diagram.
Fig. 2 is the utility model ball valve body side view.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model 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 projection 4, described protruding 4 are provided with groove 5, in described ball valve body 1, be provided with spheroid 6, in described spheroid 6, be provided with the first through hole 7, between described spheroid 6 and ball valve body 1, be provided with ball face sealing pad 8, described ball valve body 1 top is provided with gland 9, between described gland 9 and ball valve body 1, be provided with Packing seat 10, described gland 9 is provided with clamp nut 11, in described clamp nut 11, be provided with ball valve rod 12, described ball valve rod 12 is successively through gland 9, Packing seat 10 and ball valve body 12, be connected with spheroid 6, between described ball valve rod 12 and ball valve body 1, be provided with gasket seal 13,
The outer ball valve seat 14 that is provided with of described ball valve body 1, in described ball valve seat 14, be provided with the second through hole 15 and third through-hole 16, described the 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 settings, described ball valve seat 14 both sides are provided with some hex bolts 18, realize ball valve seat 14 be connected with ball valve body 12 by hex bolts 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 with to push away handle 21 parallel, inclination handle 20 two ends respectively with connection handle 19 with push away handle 21 and tilt to be connected, the described outer taper knob 22 that is provided with of handle 21 that pushes away, described connection handle 19 is between gland 9 and clamp 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, described lock collar 25 is positioned at lock tube 24 inside, described lock tube 24 and lock collar 25 are all arranged at inclination handle 20 outsides through inclination handle 20, described locking bar 26 one end are connected with lock collar 25 through lock tube 24, the groove 5 of the other end and ball valve body 1 is used in conjunction with.
The utility model opens and closes control applicable to corrosive gas and corrosive liquids pipeline fluid, its working method is: drive ball valve rod rotation when rotating ball valve handle, thereby drive spheroid rotation, when making the first through hole, the second through hole and third through-hole and being connected, realize fluid passage point-blank; When rotating ball valve handle, it is closed circuit that spheroid solid surface realizes fluid when relative with third through-hole with the second through hole; When mobile self-locking mechanism on inclination handle, make the groove fit locking of locking bar and ball valve body, ball valve handle cannot be rotated, realize valve position and lock.
The above; it is only preferably detailed description of the invention of the utility model; but protection domain of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; the variation that can expect easily or replacement, all should be encompassed in protection domain of the present utility model. Therefore, protection domain of the present utility model 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, in described ball valve body, be provided with spheroid, in described spheroid, be provided with the first through hole, between described spheroid and ball valve body, be provided with ball face sealing pad, described ball valve body top is provided with gland, between described gland and ball valve body, be provided with Packing seat, described gland is provided with clamp nut, in described clamp nut, be provided with ball valve rod, described ball valve rod is successively through gland, Packing seat and ball valve body, be connected with spheroid, between described ball valve rod and ball valve body, be provided with gasket seal,
Described ball valve body is provided with ball valve seat outward, in described ball valve seat, be provided with the second through hole and third through-hole, described the 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 bolts, pass ball valve seat realize ball valve seat with ball valve body and be connected with ball valve body by hex bolts;
Described ball valve handle comprises connection handle, handle and push away handle tilts, described connection handle is with to push away handle parallel, inclination handle two ends respectively with connection handle with push away handle tilt be connected, described connection handle is between gland and clamp 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, described lock tube and lock collar are all arranged at inclination handle outside 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 is used.
2. the through-type internal thread self-locking ball valve of one as claimed in claim 1, is characterized by, and described connection handle has button bar, and described button bar and ball valve body are affixed.
3. the through-type internal thread self-locking ball valve of one as claimed in claim 1, is characterized by, described in push away handle and be provided with taper knob outward.
CN201520959493.1U 2015-11-27 2015-11-27 Through -type internal thread is from locking -type ball valve Expired - Fee Related CN205260898U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520959493.1U CN205260898U (en) 2015-11-27 2015-11-27 Through -type internal thread is from locking -type ball valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520959493.1U CN205260898U (en) 2015-11-27 2015-11-27 Through -type internal thread is from locking -type ball valve

Publications (1)

Publication Number Publication Date
CN205260898U true CN205260898U (en) 2016-05-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520959493.1U Expired - Fee Related CN205260898U (en) 2015-11-27 2015-11-27 Through -type internal thread is from locking -type ball valve

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CN (1) CN205260898U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105299258A (en) * 2015-11-27 2016-02-03 江苏华太电力仪表有限公司 Through type female thread self-locking ball valve
CN107131351A (en) * 2017-05-25 2017-09-05 宁波杰克龙精工有限公司 A kind of mechanical locking-valve
CN110848415A (en) * 2019-12-12 2020-02-28 沅亨流体科技(昆山)有限公司 Ball valve

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105299258A (en) * 2015-11-27 2016-02-03 江苏华太电力仪表有限公司 Through type female thread self-locking ball valve
CN107131351A (en) * 2017-05-25 2017-09-05 宁波杰克龙精工有限公司 A kind of mechanical locking-valve
CN107131351B (en) * 2017-05-25 2019-02-19 宁波杰克龙精工有限公司 A kind of mechanical locking-valve
CN110848415A (en) * 2019-12-12 2020-02-28 沅亨流体科技(昆山)有限公司 Ball valve

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160525

Termination date: 20191127

CF01 Termination of patent right due to non-payment of annual fee