CN210265985U - Sealing ball valve - Google Patents
Sealing ball valve Download PDFInfo
- Publication number
- CN210265985U CN210265985U CN201921263414.8U CN201921263414U CN210265985U CN 210265985 U CN210265985 U CN 210265985U CN 201921263414 U CN201921263414 U CN 201921263414U CN 210265985 U CN210265985 U CN 210265985U
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- Prior art keywords
- valve
- compression
- ball
- valve body
- ball valve
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- 238000007789 sealing Methods 0.000 title claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 238000003466 welding Methods 0.000 claims abstract description 15
- 230000008878 coupling Effects 0.000 claims abstract description 8
- 238000010168 coupling process Methods 0.000 claims abstract description 8
- 238000005859 coupling reaction Methods 0.000 claims abstract description 8
- 230000006835 compression Effects 0.000 claims description 43
- 238000007906 compression Methods 0.000 claims description 43
- 239000002184 metal Substances 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 239000007769 metal material Substances 0.000 claims description 5
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 12
- 230000008901 benefit Effects 0.000 abstract description 5
- 244000309464 bull Species 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000005192 partition Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a sealing ball valve, which comprises a valve body, the valve rod has been cup jointed on the top of valve ball, the axle center department welding at valve body top has compressing mechanism, compressing mechanism's top welding has stop gear, compressing mechanism supports stop gear, coupling mechanism has been bolted to the both sides of valve body. The utility model discloses a set up the valve body, the bull stick, the valve ball, first sealing washer, the valve rod, the bearing frame, compressing mechanism, stop gear, mutually supporting of coupling mechanism and handle, solved present sealed ball valve when changing soft sealing washer wherein, often need dismantle whole ball valve from the pipeline, then just can change with the ball valve partition, the problem that wastes time and energy, this sealed ball valve possesses the advantage that just can change soft sealing washer without dismantling whole ball valve, the procedure of change has been reduced, maintenance personal's burden has been reduced.
Description
Technical Field
The utility model relates to a valve manufacturing technical field specifically is a sealed ball valve.
Background
The ball valve, the opening and closing part (spheroid) is driven by the valve stem, round the valve that the ball valve axis makes the rotary motion, can also be used for regulation and control of the fluid, wherein have very strong shearing force between the metal valve base of the hard metal alloy of its V-shaped core of hard seal V-type ball valve and bead weld, especially suitable for the medium comprising fibre, tiny solid particle, etc., and the multiple-way ball valve not merely can control the confluence, diversion, and switching over of the flow direction of the medium flexibly on the pipeline, can close any channel and make another two channels link up at the same time, the sealed ball valve has integrated advantages of metal sealed ball valve and soft sealed ball valve, the service life of the ball valve, the advantage such as the difficult wearing and tearing of the inner metal seal ring, only the soft seal ring needs to be changed from time to time, but when the soft seal ring among them of the present sealed ball valve is changed, because factors such as the aging and hardening of the soft seal ring, then the ball valve can be disassembled and replaced, which is time-consuming, labor-consuming and troublesome, so that a sealing ball valve is provided to solve the existing problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sealed ball valve possesses and can just can change the advantage of soft sealing washer without dismantling whole ball valve, has solved present sealed ball valve and when changing soft sealing washer wherein, often need dismantle whole ball valve from the pipeline, then just can change the ball valve split, the problem that wastes time and energy.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sealed ball valve, includes the valve body, the inside bottom bolt of valve body has the bull stick, the top of bull stick is rotated and is connected with the valve ball, first sealing washer has all been cup jointed to the inside of valve body and the both sides that are located the valve ball, the valve rod has been cup jointed on the top of valve ball, the bearing frame has been cup jointed to the bottom on valve rod surface, and the surface of bearing frame cup joints with the inside top of valve body, the axle center department welding at valve body top has compressing mechanism, compressing mechanism's top welding has stop gear, compressing mechanism supports stop gear, coupling mechanism has been bolted to the both sides of valve body, compressing mechanism and stop gear and bolt have the handle are run through on the top of valve rod.
Preferably, compression mechanism includes the compression cap, the inside threaded connection of compression cap has the compression pipe, the bottom of compression pipe and the axle center department welding on valve body top, the top cover that the surface of valve rod and lie in the bearing frame is equipped with the second sealing washer, the inside top welding of compression cap has the piece of pushing down, and the bottom of the piece of pushing down tightly laminates with the top of second sealing washer.
Preferably, the compression cap and the compression pipe are both made of metal products, and the second sealing ring is made of polytetrafluoroethylene materials.
Preferably, the limiting mechanism comprises a limiting cap, a limiting pipe is connected to the inner portion of the limiting cap through threads, the bottom end of the limiting pipe is welded to the axis of the top of the compression cap, and a limiting ring is connected to the surface of the valve rod and located inside the limiting cap in a sliding mode.
Preferably, the limiting ring is made of metal materials, and the bottom of the limiting ring is a smooth surface.
Preferably, coupling mechanism includes first ring flange, first ring flange and valve body welding, one side bolt joint that the valve body was kept away from to first ring flange has the second ring flange, one side welding that the first ring flange was kept away from to the second ring flange has the connecting pipe, the one end welding that the second ring flange was kept away from to the connecting pipe has the third ring flange.
Preferably, the first sealing ring and the valve ball are made of metal materials, and the first sealing ring is tightly attached to the valve ball.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a set up the valve body, the bull stick, the valve ball, first sealing washer, the valve rod, the bearing frame, compressing mechanism, stop gear, mutually supporting of coupling mechanism and handle, solved present sealed ball valve when changing soft sealing washer wherein, often need dismantle whole ball valve from the pipeline, then just can change with the ball valve partition, the problem that wastes time and energy, this sealed ball valve possesses the advantage that just can change soft sealing washer without dismantling whole ball valve, the procedure of change has been reduced, maintenance personal's burden has been reduced.
2. The utility model discloses a set up compression mechanism, can push down the second sealing washer, thereby make it take place the inflation and strengthen sealed effect, the threaded setting has made things convenient for the dismantlement of mechanism, thereby be convenient for change the second sealing washer, through setting up stop gear, can effectively carry on spacingly to the valve rod, the threaded setting is also convenient for subsequent dismantlement, through the material that sets up the spacing ring, can effectively strengthen the life of spacing ring, because the spacing ring is the wearing and tearing part easily, use the metal can alleviate the degree of wear, through coupling mechanism, can conveniently carry on spacingly to first sealing washer, also be convenient for communicate ball valve and pipeline.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure of the compressing mechanism of the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 1 according to the present invention;
fig. 4 is a partially enlarged view of the point B in fig. 1 according to the present invention.
In the figure: 1. a valve body; 2. a rotating rod; 3. a valve ball; 4. a first seal ring; 5. a valve stem; 6. a bearing seat; 7. a compression mechanism; 71. compressing the cap; 72. compressing the tube; 73. a second seal ring; 74. a push-down member; 8. a limiting mechanism; 81. a limiting cap; 82. a limiting pipe; 83. a limiting ring; 9. a connecting mechanism; 91. a first flange plate; 92. a second flange plate; 93. a connecting pipe; 94. a third flange plate; 10. a handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, a sealing ball valve includes a valve body 1, a rotating rod 2 is bolted at the bottom end inside the valve body 1, a valve ball 3 is rotatably connected at the top end of the rotating rod 2, first sealing rings 4 are sleeved inside the valve body 1 and on both sides of the valve ball 3, a valve rod 5 is sleeved at the top end of the valve ball 3, a bearing seat 6 is sleeved at the bottom end of the surface of the valve rod 5, the surface of the bearing seat 6 is sleeved with the top end inside the valve body 1, a compression mechanism 7 is welded at the axis of the top of the valve body 1, a limiting mechanism 8 is welded at the top of the compression mechanism 7, the limiting mechanism 8 is supported by the compression mechanism 7, a connecting mechanism 9 is bolted at both sides of the valve body 1, the top end of the valve rod 5 penetrates through the compression mechanism 7 and the limiting mechanism 8 and is bolted with a handle 10, the compression mechanism 7 includes a compression cap 71, a compression pipe 72 is screwed inside the compression cap 71, the surface of the valve rod 5 and the top of the bearing seat 6 are sleeved with a second sealing ring 73, the top inside the compression cap 71 is welded with a lower pressing piece 74, the bottom of the lower pressing piece 74 is tightly attached to the top of the second sealing ring 73, the compression cap 71 and the compression tube 72 are both made of metal products, the second sealing ring 73 is made of polytetrafluoroethylene materials, the limiting mechanism 8 comprises a limiting cap 81, the internal thread of the limiting cap 81 is connected with a limiting tube 82, the bottom end of the limiting tube 82 is welded with the axis of the top of the compression cap 71, the surface of the valve rod 5 and the inside of the limiting cap 81 are connected with a limiting ring 83 in a sliding manner, the limiting ring 83 is made of metal materials, the bottom of the limiting ring 83 is a smooth surface, the connecting mechanism 9 comprises a first flange 91, the first flange 91 is welded with the valve body 1, one side of the first flange 91, which is far away from the valve body 1, is bolted with a second flange, the end of the connecting pipe 93 far away from the second flange plate 92 is welded with a third flange plate 94, the first sealing ring 4 and the valve ball 3 are made of metal, the first sealing ring 4 is tightly attached to the valve ball 3, the second sealing ring 73 can be pressed down by arranging a compression mechanism 7, so that the second sealing ring is expanded to enhance the sealing effect, the arrangement of the threads facilitates the disassembly of the mechanism, so that the second sealing ring 73 is convenient to replace, the valve rod 5 can be effectively limited by arranging a limiting mechanism 8, the threads are also convenient to disassemble subsequently, the service life of the limiting ring 83 can be effectively prolonged by arranging the material of the limiting ring 83, because the limiting ring 83 is an easily-worn part, the wear degree can be reduced by using metal, the first sealing ring 4 can be conveniently limited by arranging a connecting mechanism 9, the ball valve can be conveniently communicated with a pipeline, and by arranging the valve body 1, Bull stick 2, valve ball 3, first sealing washer 4, valve rod 5, bearing frame 6, compressing mechanism 7, stop gear 8, mutually supporting of coupling mechanism 9 and handle 10, solved present sealed ball valve when changing soft sealing washer wherein, often need dismantle whole ball valve from the pipeline, then just can change ball valve partition, the problem of wasting time and energy, this sealed ball valve, possess and just can change soft sealing washer with whole ball valve dismantlement, the procedure of change has been reduced, maintenance personal's burden has been reduced.
When the ball valve is used for a long time, the second sealing ring 73 of the ball valve is worn, the pipeline is closed for transportation, the handle 10 is detached, the limiting cap 81 is rotated by a wrench, the limiting cap 81 is separated from the limiting pipe 82 through the threads, the limiting cap 81 and the limiting ring 83 are taken down, the compression cap 71 is rotated, the compression cap 71 is in a falling and pressing state through the threads of the compression pipe 72, the compression cap 71 is taken down, the second sealing ring 73 is taken out and replaced through movably pulling out the valve rod 5, the valve rod 5 is inserted back after replacement is completed, the compression cap 71 is rotated reversely, the pressing piece 74 is driven to move downwards through the threads of the compression cap 71, the second sealing ring 73 is continuously compressed, the limiting ring 83 is sleeved on the valve rod 5 after the compression cap 71 is installed, the limiting cap 81 is placed to rotate reversely, the loosened valve rod 5 is pressed downwards for limiting through the limiting ring 83, the handle 10 is.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A sealed ball valve, includes valve body (1), its characterized in that: a rotating rod (2) is bolted at the bottom end inside the valve body (1), a valve ball (3) is rotatably connected at the top end of the rotating rod (2), the first sealing rings (4) are sleeved on the two sides of the valve ball (3) in the valve body (1), the top end of the valve ball (3) is sleeved with a valve rod (5), the bottom end of the surface of the valve rod (5) is sleeved with a bearing seat (6), the surface of the bearing seat (6) is sleeved with the top end inside the valve body (1), a compression mechanism (7) is welded at the axis of the top of the valve body (1), the top of the compression mechanism (7) is welded with a limit mechanism (8), the compression mechanism (7) supports the limit mechanism (8), the valve is characterized in that connecting mechanisms (9) are bolted on two sides of the valve body (1), and the top end of the valve rod (5) penetrates through the compression mechanism (7) and the limiting mechanism (8) and is bolted with a handle (10).
2. A sealed ball valve according to claim 1, wherein: compressing mechanism (7) are including compression cap (71), the inside threaded connection of compression cap (71) has compression pipe (72), the bottom of compression pipe (72) and the axle center department welding on valve body (1) top, the top cover that the surface of valve rod (5) and lie in bearing frame (6) is equipped with second sealing washer (73), the inside top welding of compression cap (71) has down pressing member (74), and the bottom of down pressing member (74) and the top of second sealing washer (73) tightly laminate.
3. A sealed ball valve according to claim 2, wherein: the compression cap (71) and the compression pipe (72) are both made of metal products, and the second sealing ring (73) is made of polytetrafluoroethylene materials.
4. A sealed ball valve according to claim 1, wherein: stop gear (8) are including spacing cap (81), the inside threaded connection of spacing cap (81) has spacing pipe (82), the bottom of spacing pipe (82) and the axle center department welding at compression cap (71) top, the inside sliding connection that the surface of valve rod (5) and be located spacing cap (81) has spacing ring (83).
5. A sealed ball valve according to claim 4, wherein: the limiting ring (83) is made of metal materials, and the bottom of the limiting ring (83) is a smooth surface.
6. A sealed ball valve according to claim 1, wherein: coupling mechanism (9) include first ring flange (91), first ring flange (91) and valve body (1) welding, one side bolt joint that valve body (1) were kept away from in first ring flange (91) has second ring flange (92), one side welding that first ring flange (91) were kept away from in second ring flange (92) has connecting pipe (93), the one end welding that second ring flange (92) were kept away from in connecting pipe (93) has third ring flange (94).
7. A sealed ball valve according to claim 1, wherein: first sealing washer (4) and valve ball (3) are the metal material, and first sealing washer (4) and valve ball (3) closely laminate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921263414.8U CN210265985U (en) | 2019-08-06 | 2019-08-06 | Sealing ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921263414.8U CN210265985U (en) | 2019-08-06 | 2019-08-06 | Sealing ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210265985U true CN210265985U (en) | 2020-04-07 |
Family
ID=70016051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921263414.8U Active CN210265985U (en) | 2019-08-06 | 2019-08-06 | Sealing ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210265985U (en) |
-
2019
- 2019-08-06 CN CN201921263414.8U patent/CN210265985U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A sealed ball valve Effective date of registration: 20230106 Granted publication date: 20200407 Pledgee: Zigong industrial and Credit Enterprise Investment Co.,Ltd. Pledgor: SICHUAN KAITZ VALVE MFG. Co.,Ltd. Registration number: Y2023510000005 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20200407 Pledgee: Zigong industrial and Credit Enterprise Investment Co.,Ltd. Pledgor: SICHUAN KAITZ VALVE MFG. Co.,Ltd. Registration number: Y2023510000005 |