CN207161762U - A kind of three-way hard seal ball valve - Google Patents
A kind of three-way hard seal ball valve Download PDFInfo
- Publication number
- CN207161762U CN207161762U CN201721171043.1U CN201721171043U CN207161762U CN 207161762 U CN207161762 U CN 207161762U CN 201721171043 U CN201721171043 U CN 201721171043U CN 207161762 U CN207161762 U CN 207161762U
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- Prior art keywords
- valve seat
- valve
- component
- spheroid
- sealing
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Abstract
The utility model discloses a kind of three-way hard seal ball valve, more particularly to a kind of threeway high-temperature hard sealing ball valve.Include valve body, connecting cavity on valve body, the spheroid being installed in connecting cavity and three connecting pipes and scraper component and lubricating oil the injection component turned on valve body connecting cavity, valve seat is respectively equipped between each connecting pipe and spheroid, hard sealing block is provided between valve seat and spheroid, the regulating part of spacing between adjustable valve seat and spheroid is respectively equipped with each connecting pipe, compacting sealing mechanism is provided between regulating part and valve seat, the compacting sealing mechanism includes the valve base sealing packing ring for being oppositely arranged the other end of hard sealing block one end with valve seat and contradicting, the at least two pieces graphite packing sealing blocks being bonded to each other and the elasticity between graphite packing sealing block and regulating part contradicted with valve base sealing packing ring compress component.Provide a kind of good airproof performance, threeway high-temperature hard sealing ball valve simple in construction.
Description
Technical field
A kind of ball valve is the utility model is related to, more particularly to a kind of three-way hard seal ball valve.
Background technology
Ball valve is a kind of activation members, i.e. spheroid is driven by valve rod, and around the valve that rotates of axis of valve rod.Mainly
For blocking or connecting the medium in pipeline, the also regulation and control available for fluid.Threeway high-temperature ball valve is mainly used in boiler
And in the operating mode of high steam, it primarily serves the effect of commutation.Traditional threeway high-temperature ball valve is mainly by valve body, located at valve body
On connecting cavity, the spheroid being installed in connecting cavity and three connecting pipes turned on valve body connecting cavity, by adjusting spheroid
Angle, can promote two-by-two connecting pipe implement conducting.In order to ensure the sealing of the valve body in commutation, interface channel and spheroid
Between by the way that the valve seat of spring can be provided with, valve seat is provided with the hard sealing block with ball seal, although such a sealing means
Sealing can be achieved, but appoint situations such as so easily leaking in use.
Utility model content
The purpose of this utility model is to provide a kind of three-way hard seal ball valve, to solve what is proposed in above-mentioned background technology
Problem.To achieve the above object, the utility model provides following technical scheme：A kind of three-way hard seal ball valve, include valve body,
Connecting cavity, the spheroid being installed in connecting cavity and three connecting pipes turned on valve body connecting cavity on valve body and scrape
Cutter component, valve seat is respectively equipped between described each connecting pipe and spheroid, hard sealing block, institute are provided between valve seat and spheroid
The regulating part of spacing between adjustable valve seat and spheroid is respectively equipped with each connecting pipe stated, is provided between regulating part and valve seat
Compacting sealing mechanism, the compacting sealing mechanism include the valve for being oppositely arranged the other end of hard sealing block one end with valve seat and contradicting
Seat seal washer, with valve base sealing packing ring contradict at least two pieces graphite packing sealing blocks being bonded to each other and located at graphite packing
Elasticity between sealing block and regulating part compresses component, and the ball valve also includes lubricating grease injection component and scraper component, institute
Lubricating grease injects component and scraper component and is respectively equipped with four, respectively lubricating grease injection component one, lubricating grease injection component two,
Lubricating grease injection component three, lubricating grease injection component four and scraper component one, scraper component two, scraper component three, scraper structure
Part four, the lubricating grease injection component squeeze into bottle and unidirectional osmosis film including lubricating grease, and the unidirectional osmosis film is wrapped in adjacent
Valve seat between two connecting pipes and on the contact surface of spheroid, the outlet of the lubricating grease injection bottle is located at valve seat with unidirectionally oozing
Between permeable membrane；The scraper component includes curved thin plate and elastic supporting member for supporting optical member, and the curved thin plate is located at the both sides of valve seat simultaneously
And bottom is provided with elastic supporting member for supporting optical member, the curved thin plate and ball for ball valve tangent and between valve seat in there is certain angle.
Further, described graphite packing sealing block is two pieces, and the end face that two graphite packing sealing blocks fit is oblique
Face；Described elasticity compresses component and includes the spring base contradicted with graphite packing sealing block and excessive ring, excessive ring and spring
Compression spring is provided between seat, excessive ring contradicts relative to the other end that one end is contradicted with compression spring with regulating part.
Further, described regulating part is the regulation body that can be spun with each connecting pipe in screw thread.
Further, the angle between the curved thin plate and valve seat is 15-30 °.
Further, the PVC of the material used in the lubricating grease injection bottle.
Further, the spheroid sphere is coated with the thick hard alloy layers of 1.5mm.
Further, the elastic supporting member for supporting optical member includes spring and opening hinge, and the both ends of the opening hinge connect arc respectively
Thin plate and valve seat, the spring are located in the angle region between curved thin plate and valve seat.
Compared with prior art, the beneficial effects of the utility model are：Regulating part can be by compacting sealing mechanism to valve seat
Sealing between spheroid is implemented to adjust, and at least two pieces graphite packing sealing blocks being bonded to each other in compacting sealing mechanism exist
When being compressed component by valve base sealing packing ring or elasticity and compressed power, it can all keep more closely sealing, i.e. the flow direction of medium
The normal sealing of valve body is not interfered with, makes the better tightness of such threeway high-temperature hard sealing ball valve, structure is more simple, makes
Better tightness when graphite packing sealing block is extruded by external force；The setting that elasticity compresses component makes to keep between valve seat and spheroid
Elasticity compresses, and improves the sealing between valve seat and spheroid.Scraper component and lubricating oil injection component, doctor assemblies are set in addition
It is in order to which ball valve in the event of high temperatures in use, easily cause the accumulation of spherome surface medium, using doctor assemblies timely
By medium to hanging, the normal use of ball valve is not influenceed, and lubricating oil fill assembly is set in addition also for making ball valve normally make
With will not wear.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the enlarged drawing at A of the present utility model；
Fig. 3 is the enlarged diagram at B of the present utility model.
In reference：1- valve bodies；2- spheroids；3- connecting pipes；4- valve seats；5- hard sealing blocks；6- regulating parts；7- is pressed
Close seal structure；8- valve base sealing packing rings；9- graphite packing sealing blocks；10- elasticity low pressure components；11- inclined-planes；12- spring bases；
The excessive rings of 13-；14- compression springs；15- lubricating grease injects component one；16- lubricating grease injects component two；17- lubricating grease injects structure
Part three；18- lubricating grease injects component four；19- unidirectional osmosis films；20- lubricating grease injects bottle；21- scraper components；22- opening hinges；
23- curved thin plates；24- connecting cavities.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of three-way hard seal ball valve, it is characterised in that：
Include valve body 1, the connecting cavity 24 on valve body 1, the spheroid 2 being installed in connecting cavity 24 and turned on valve body connecting cavity 24
Three connecting pipes 3 and scraper component 21, be respectively equipped with valve seat 4, valve seat 4 between described each connecting pipe 3 and spheroid 2
Hard sealing block 5 is provided between spheroid 2, is respectively equipped with described each connecting pipe 3 between adjustable valve seat 4 and spheroid 2
The regulating part 6 of spacing, compacting sealing mechanism 7 is provided between regulating part 6 and valve seat 4, the compacting sealing mechanism 7 includes and valve seat
The valve base sealing packing ring 8 and valve base sealing packing ring 8 that 4 other ends for being oppositely arranged the one end of hard sealing block 5 contradict contradict at least
Two pieces of graphite packing sealing blocks 9 being bonded to each other and located at graphite packing sealing block) elasticity between regulating part 6 compresses component
10, the ball valve also includes lubricating grease injection component and scraper component, the lubricating grease injection component and scraper component difference
Provided with four, respectively lubricating grease injection component 1, lubricating grease injection component 2 16, lubricating grease inject component 3 17, lubrication
Fat injects component 4 18 and scraper component one, scraper component two, scraper component three, scraper component four, the lubricating grease injection
Component includes lubricating grease injection bottle 20 and unidirectional osmosis film 19, the unidirectional osmosis film 19 are wrapped in two neighboring connecting pipe 3
Between valve seat 4 and spheroid contact surface on, the outlet of the lubricating grease injection bottle 20 be located at valve seat 4 and unidirectional osmosis film 19 it
Between；The scraper component 21 includes curved thin plate 23 and elastic supporting member for supporting optical member, and the curved thin plate 23 is located at the both sides of valve seat 4 simultaneously
And bottom is provided with elastic supporting member for supporting optical member, the curved thin plate 23 and ball for ball valve 2 tangent and between valve seat 4 in there is angle
15-30°。
Further, described graphite packing sealing block 9 is two pieces, and the end face that two graphite packing sealing blocks 9 fit is
Inclined-plane 11；Described elasticity compresses component 10 and includes the spring base 12 contradicted with graphite packing sealing block 9 and excessive ring 13, mistake
Compression spring 14 is provided between degree ring 13 and spring base 12, excessive ring 13 is relative to the other end that one end is contradicted with compression spring 14
Contradicted with regulating part 6.Better tightness when making the graphite packing sealing block be extruded by external force is so set；Elasticity compresses component
Setting makes to keep elasticity to compress between valve seat and spheroid, improves the sealing between valve seat and spheroid.
Further, described regulating part 6 is the regulation body that can be spun with each connecting pipe 3 in screw thread.So set
It is easy to process, it is simple in construction.
Further, the PVC of the material used in the lubricating grease injection bottle 20.Conveniently say that lubricating oil squeezes into connecting pipe 3
It is interior.
Further, the sphere of spheroid 1 is coated with the thick hard alloy layers of 1.5mm.Increase its wearability.
Further, the elastic supporting member for supporting optical member includes spring and opening hinge 22, and the both ends of the opening hinge 22 connect respectively
Curved thin plate 23 and valve seat 4, the spring are located in the angle region between curved thin plate 23 and valve seat 4.Beneficial to curved thin plate
Reset, ball valve will not be caused to reveal.
Operation principle：Regulating part 6 can implement regulation by compacting sealing mechanism to the sealing between valve seat 4 and spheroid 2,
At least two pieces graphite packing sealing blocks 9 being bonded to each other in compacting sealing mechanism 7 support by valve base sealing packing ring 8 or elasticity
When compressing power of component 10 is pressed, can all keep more closely sealing, i.e. the flow direction of medium does not interfere with the normal close of valve body
Envelope, makes the better tightness of such threeway high-temperature hard sealing ball valve, structure is more simple, makes graphite packing sealing block 9 by external force
Better tightness during extruding；The setting that elasticity compresses component 10 makes to keep elasticity to compress between valve seat 4 and spheroid 2, improves valve
Sealing between seat 4 and spheroid 2.Scraper component 21 and lubricating oil injection component are set in addition, and scraper component 21 is for ball
Valve is timely given medium using doctor assemblies in the event of high temperatures in use, easily cause the accumulation of spherome surface medium
Extension, and does not influence the normal use of ball valve, sets lubricating oil fill assembly in addition also for making ball valve normal use, Bu Huifa
Raw abrasion.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (7)
- A kind of 1. three-way hard seal ball valve, it is characterised in that：Include valve body (1), the connecting cavity (24) on valve body (1), The spheroid (2) and three connecting pipes (3) turned on valve body connecting cavity (24) and scraper structure being installed in connecting cavity (24) Part (21), valve seat (4) is respectively equipped between described each connecting pipe (3) and spheroid (2), is set between valve seat (4) and spheroid (2) There is hard sealing block (5), spacing between adjustable valve seat (4) and spheroid (2) is respectively equipped with described each connecting pipe (3) Regulating part (6), is provided with compacting sealing mechanism (7) between regulating part (6) and valve seat (4), the compacting sealing mechanism (7) include with The valve base sealing packing ring (8) and valve base sealing packing ring that the other end that valve seat (4) is oppositely arranged hard sealing block (5) one end contradicts (8) contradict at least two pieces graphite packing sealing blocks (9) being bonded to each other and located at graphite packing sealing block (9) and regulating part (6) elasticity between compresses component (10), and the ball valve also includes lubricating grease injection component and scraper component, the lubricating grease Injection component and scraper component are respectively equipped with four, respectively lubricating grease injection component one (15), lubricating grease injection component two (16), lubricating grease injection component three (17), lubricating grease injection component four (18) and scraper component one, scraper component two, scraper Component three, scraper component four, the lubricating grease injection component includes lubricating grease injection bottle (20) and unidirectional osmosis film (19), described Unidirectional osmosis film (19) is wrapped on the contact surface of the valve seat (4) between two neighboring connecting pipe (3) and spheroid, the lubrication The outlet of fat injection bottle (20) is located between valve seat (4) and unidirectional osmosis film (19)；It is thin that the scraper component (21) includes arc Plate (23) and elastic supporting member for supporting optical member, the curved thin plate (23) is located at the both sides of valve seat (4) and bottom is provided with resilient support Part, the curved thin plate (23) and ball for ball valve (2) tangent and between valve seat (4) in there is certain angle.
- A kind of 2. three-way hard seal ball valve according to claim 1, it is characterised in that：Described graphite packing sealing block (9) it is two pieces, the end face that two graphite packing sealing blocks (9) fit is inclined-plane (11)；Described elasticity compresses component (10) bag Include the spring base (12) that is contradicted with graphite packing sealing block (9) and excessively ring (13), excessive ring (13) and spring base (12) it Between be provided with compression spring (14), excessive ring (13) is relative to the other end and regulating part (6) that one end is contradicted with compression spring (14) Contradict.
- A kind of 3. three-way hard seal ball valve according to claim 1 or 2, it is characterised in that：Described regulating part (6) is can It is in the regulation body that screw thread spins with each connecting pipe (3).
- A kind of 4. three-way hard seal ball valve according to claim 1, it is characterised in that：The curved thin plate (23) and valve seat (4) angle between is 15-30 °.
- A kind of 5. three-way hard seal ball valve according to claim 1, it is characterised in that：The lubricating grease injects bottle (20) institute The PVC of material.
- A kind of 6. three-way hard seal ball valve according to claim 1, it is characterised in that：Spheroid (2) sphere is coated with Hard alloy layer thick 1.5mm.
- A kind of 7. three-way hard seal ball valve according to claim 1, it is characterised in that：The elastic supporting member for supporting optical member includes spring With opening hinge (22), the both ends of the opening hinge (22) connect curved thin plate (23) and valve seat (4) respectively, and the spring is located at arc In angle region between shape thin plate (23) and valve seat (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721171043.1U CN207161762U (en) | 2017-09-13 | 2017-09-13 | A kind of three-way hard seal ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721171043.1U CN207161762U (en) | 2017-09-13 | 2017-09-13 | A kind of three-way hard seal ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207161762U true CN207161762U (en) | 2018-03-30 |
Family
ID=61721455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721171043.1U Expired - Fee Related CN207161762U (en) | 2017-09-13 | 2017-09-13 | A kind of three-way hard seal ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207161762U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111541204A (en) * | 2020-04-29 | 2020-08-14 | 国网河北省电力有限公司保定供电分公司 | Underground branch wiring pipe of buried line |
| CN113565988A (en) * | 2021-08-23 | 2021-10-29 | 富山阀门实业(东台)有限公司 | Hard sealing ball valve |
-
2017
- 2017-09-13 CN CN201721171043.1U patent/CN207161762U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111541204A (en) * | 2020-04-29 | 2020-08-14 | 国网河北省电力有限公司保定供电分公司 | Underground branch wiring pipe of buried line |
| CN113565988A (en) * | 2021-08-23 | 2021-10-29 | 富山阀门实业(东台)有限公司 | Hard sealing ball valve |
| CN113565988B (en) * | 2021-08-23 | 2023-08-15 | 富山阀门实业(东台)有限公司 | Hard seal ball valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180330 Termination date: 20190913 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |