CN202812284U - Fixed ball valve for top assembling - Google Patents
Fixed ball valve for top assembling Download PDFInfo
- Publication number
- CN202812284U CN202812284U CN 201220517530 CN201220517530U CN202812284U CN 202812284 U CN202812284 U CN 202812284U CN 201220517530 CN201220517530 CN 201220517530 CN 201220517530 U CN201220517530 U CN 201220517530U CN 202812284 U CN202812284 U CN 202812284U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve seat
- valve body
- seat bearing
- bearing ring
- 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
Links
Images
Abstract
The utility model relates to fixed ball valve for top assembling. The fixed ball valve for the top assembling comprises a valve body. A ball body is arranged inside the valve body, and a valve rod is arranged inside the valve body, wherein the valve rod is in linkage with the ball body and stretches out from the upper part of the valve body, and the valve rod is fixed through a valve cover. Valve seats are arranged on the ball body at two axial sides of the valve body, valve seat bearing rings are arranged on the valve seats opposite to the ball body, steps which enable the valve seat bearing rings to move axially are arranged on the valve body, springs which form the reset matching of the valve seat bearings and the steps are arranged between the valve seat bearing rings and the radial surfaces of the steps in a pressing mode, inclined surfaces are arranged on the inner circumferences, towards the valve body, of the valve seat bearing rings, limiting bolts are arranged on the circumference of the valve body, the limiting bolts penetrate through the valve body wall and abut against the inclined surfaces to form the limitation to the valve seat bearing rings, and the diameters of the circumferences of the inclined surfaces gradually decrease as the distances between the circumferences of the inclined surfaces and the ball body decrease. By the adoption of the technical scheme, the utility model provides the fixed ball valve for the top assembling with the valve body being convenient to disassemble.
Description
Technical field
The utility model is specifically related to a kind of upper dress formula fixing ball valve.
Background technique
Upper dress formula fixing ball valve is widely used on the oil and natural gas pipeline, and in the devices such as oil recovery, oil refining, petrochemical industry, chemical industry, chemical fibre, metallurgy, electric power, nuclear power, food and papermaking, upper dress formula fixing ball valve is rapidly simple in the pipeline dismounting, and is easy to maintenance quick.
Traditional upper dress formula fixing ball valve comprises valve body, spheroid is set in the valve body, also being provided with the interlock of valve rod and spheroid in the valve body arranges and stretches out from the valve body top, and by valve gap valve rod is fixed, spheroid is provided with valve seat in the axial both sides of valve body, the direction that valve seat is opposite with spheroid is provided with the valve seat bearing ring, be provided with the step for valve seat bearing ring axial slip on the valve body, be installed with spring between valve seat bearing ring and the step sagittal plane, the valve seat that arranges is like this supported by the valve seat bearing ring always and is located on the spheroid, can't give up the throne and make spheroid be difficult for taking out owing to valve seat during spheroid in dismounting, must realize the dismounting purpose by the upper dress formula fixing ball valve of dismounting, also give and repair or change and bring inconvenience.
Summary of the invention
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of upper dress formula fixing ball valve of being convenient to dismantle spheroid.
For achieving the above object, the utility model provides following technological scheme: comprise valve body, in the described valve body spheroid is set, also being provided with the interlock of valve rod and spheroid in the described valve body arranges and stretches out from the valve body top, and by valve gap valve rod is fixed, described spheroid is provided with valve seat in the axial both sides of valve body, the direction that described valve seat is opposite with spheroid is provided with the valve seat bearing ring, be provided with the step for valve seat bearing ring axial slip on the described valve body, being installed with spring between described valve seat bearing ring and the step sagittal plane consists of the valve seat bearing ring and cooperates with resetting of step, it is characterized in that: described valve seat bearing ring is provided with the inclined-plane towards the valve body inner peripheral surface, be provided with caging bolt on the described valve body side face, described caging bolt passes valve body wall and is butted on the inclined-plane and consists of spacing to the valve seat bearing ring, and described inclined-plane side face diameter reduces with the distance near spheroid and reduces gradually.
By adopting technique scheme, before installing or dismantling spheroid, can adjust distance between valve seat and the spheroid by the caging bolt of changing long length, allow and vacate the space between spheroid and the valve seat, make installation and removal convenient, and the whole ball valve of upper dress formula fixing ball valve need not be dismantled, after installation or dismounting are finished, can change short caging bolt and avoid sneaking into of dust and foreign material in order to seal the bolt mouth.
The utility model further is set to: the valve seat outer ring that is provided with relative valve body axial slip between described valve seat bearing ring and the step sagittal plane, described valve seat outer ring is arranged at the valve seat bearing ring with respect to the opposite side of spheroid, being installed with Returnning spring formation valve seat bearing ring between described valve seat bearing ring and the valve seat outer ring cooperates with resetting of step, be provided with adjusting bolt on the described valve body side face, the end that described adjusting bolt is passed valve body and is positioned at valve body is provided with wedge-shaped blocks, described valve seat is provided with the sphenoid surface suitable with wedge-shaped blocks on the outer ring, and described sphenoid surface side face diameter increases with the distance near spheroid and reduces gradually.
By adopting technique scheme, the setting of valve seat bearing ring can be regulated the maximum extension degree of valve seat, before installing or dismantling spheroid, disassemble adjusting bolt, after installing or the dismounting spheroid finishes, the wedge-shaped blocks of adjusting bolt end cooperated with sphenoid surface on the valve seat outer ring reach fixing the maximum extension degree of valve seat.
The utility model further is set to: be provided with connecting bolt between described adjusting bolt and the wedge-shaped blocks and consist of dismountable being fixedly connected with.
By adopting technique scheme, in order to adapt to different spheroids, connecting bolt makes wedge-shaped blocks so that change, greatly improve the practicability of upper dress formula fixing ball valve.
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Description of drawings
Fig. 1 is the structural representation of facing of the utility model embodiment;
Fig. 2 is the plan structure schematic representation of the utility model embodiment;
Fig. 3 is the enlarged view of A among Fig. 2;
Fig. 4 is the enlarged view of B among Fig. 2.
Embodiment
Such as Fig. 1-shown in Figure 4, the utility model discloses a kind of upper dress formula fixing ball valve, comprise valve body 1, the valve body 1 interior spheroid 2 that arranges, also being provided with valve rod 3 in the valve body 1 stretches out with spheroid 2 interlock settings and from valve body 1 top, and by valve gap 4 valve rod 3 is fixed, spheroid 2 is provided with valve seat 5 in valve body 1 axial both sides, valve seat 5 and spheroid 2 opposite directions are provided with valve seat bearing ring 11, be provided with the step 12 for valve seat bearing ring 11 axial slips on the valve body 1, being installed with Returnning spring 15 between valve seat bearing ring 11 and step 12 sagittal planes consists of valve seat bearing rings 11 and cooperates with resetting of step 12, valve seat bearing ring 11 is provided with inclined-plane 111 towards valve body 1 inner peripheral surface, be provided with caging bolt 13 on valve body 1 side face, caging bolt 13 passes valve body 1 wall and is butted on inclined-plane 111 and consists of spacing to valve seat bearing ring 11, inclined-plane 111 side face diameters are with reducing near the distance of spheroid 2 and reduce gradually, before installing or dismantling spheroid, can adjust distance between valve seat and the spheroid by the caging bolt of changing long length, allow and vacate the space between spheroid and the valve seat, make installation and removal convenient, and the whole ball valve of upper dress formula fixing ball valve need not be dismantled, after installation or dismounting are finished, can change short caging bolt and avoid sneaking into of dust and foreign material in order to seal the bolt mouth.
Be provided with the valve seat outer ring 14 of relative valve body 1 axial slip between valve seat bearing ring 11 and step 12 sagittal planes, valve seat outer ring 14 is arranged at valve seat bearing ring 11 with respect to the opposite side of spheroid 2, being installed with Returnning spring 15 formation valve seat bearing rings 11 between valve seat bearing ring 11 and the valve seat outer ring 14 cooperates with resetting of step 12, be provided with adjusting bolt 16 on valve body 1 side face, the end that adjusting bolt 16 is passed valve body 1 and is positioned at valve body 1 is provided with wedge-shaped blocks 161, be provided with the sphenoid surface 141 suitable with wedge-shaped blocks 161 on the valve seat outer ring 14, sphenoid surface 141 side face diameters increase with the distance near spheroid 2 and reduce gradually, the setting of valve seat bearing ring 11 can be regulated the maximum extension degree of valve seat 5, before installing or dismantling spheroid 2, disassemble adjusting bolt 16, after installing or dismounting spheroid 2 finishes, the wedge-shaped blocks 161 of adjusting bolt 16 ends cooperated with sphenoid surface 141 on the valve seat outer ring 14 reach fixing the maximum extension degree of valve seat 5.Be provided with connecting bolt 162 between adjusting bolt 16 and the wedge-shaped blocks 161 and consist of dismountable being fixedly connected with, in order to adapt to different spheroid 2, connecting bolt 162 makes wedge-shaped blocks 161 so that change, greatly improve the practicability of upper dress formula fixing ball valve.
Claims (3)
1. go up dress formula fixing ball valve for one kind, comprise valve body, in the described valve body spheroid is set, also being provided with the interlock of valve rod and spheroid in the described valve body arranges and stretches out from the valve body top, and by valve gap valve rod is fixed, described spheroid is provided with valve seat in the axial both sides of valve body, the direction that described valve seat is opposite with spheroid is provided with the valve seat bearing ring, be provided with the step for valve seat bearing ring axial slip on the described valve body, being installed with spring between described valve seat bearing ring and the step sagittal plane consists of the valve seat bearing ring and cooperates with resetting of step, it is characterized in that: described valve seat bearing ring is provided with the inclined-plane towards the valve body inner peripheral surface, be provided with caging bolt on the described valve body side face, described caging bolt passes valve body wall and is butted on the inclined-plane and consists of spacing to the valve seat bearing ring, and described inclined-plane side face diameter reduces with the distance near spheroid and reduces gradually.
2. upper dress formula fixing ball valve according to claim 1, it is characterized in that: the valve seat outer ring that is provided with relative valve body axial slip between described valve seat bearing ring and the sagittal plane step, described valve seat outer ring is arranged at the valve seat bearing ring with respect to the opposite side of spheroid, being installed with Returnning spring between described valve seat bearing ring and the valve seat outer ring consists of resetting between valve seat bearing ring and the step and cooperates, be provided with adjusting bolt on the described valve body side face, the end that described adjusting bolt is passed valve body and is positioned at valve body is provided with wedge-shaped blocks, described valve seat is provided with the sphenoid surface suitable with wedge-shaped blocks on the outer ring, and described sphenoid surface side face diameter increases with the distance near spheroid and reduces gradually.
3. upper dress formula fixing ball valve according to claim 2 is characterized in that: be provided with connecting bolt between described adjusting bolt and the wedge-shaped blocks and consist of dismountable being fixedly connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220517530 CN202812284U (en) | 2012-10-09 | 2012-10-09 | Fixed ball valve for top assembling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220517530 CN202812284U (en) | 2012-10-09 | 2012-10-09 | Fixed ball valve for top assembling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202812284U true CN202812284U (en) | 2013-03-20 |
Family
ID=47871154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220517530 Expired - Fee Related CN202812284U (en) | 2012-10-09 | 2012-10-09 | Fixed ball valve for top assembling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202812284U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180006A (en) * | 2013-05-28 | 2014-12-03 | 江苏神通阀门股份有限公司 | Top-mounted cryogenic ball valve |
-
2012
- 2012-10-09 CN CN 201220517530 patent/CN202812284U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180006A (en) * | 2013-05-28 | 2014-12-03 | 江苏神通阀门股份有限公司 | Top-mounted cryogenic ball valve |
| CN104180006B (en) * | 2013-05-28 | 2017-02-08 | 江苏神通阀门股份有限公司 | Top-mounted cryogenic ball valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203549136U (en) | Chute support base of oil gas pipeline | |
| CN105322691B (en) | Motor and method for dismounting | |
| CN202812284U (en) | Fixed ball valve for top assembling | |
| CN203678430U (en) | Cone crusher rolling mortar wall fixing device with deformation compensation function | |
| CN204338573U (en) | A kind of Combined vertical roll | |
| CN202832272U (en) | Sheet type centralizer convenient to replace | |
| CN204281125U (en) | Arm and hoisting crane | |
| CN204175815U (en) | Bearing support assembly | |
| CN202913761U (en) | Tower cross arm with handrail | |
| CN201940260U (en) | Combined seal for end plate of housing of roll crusher | |
| CN204420332U (en) | There is the constant force disc spring support of low coefficient of friction pressing plate guiding device | |
| CN203501163U (en) | Muff-coupling centre cylinder | |
| CN205437085U (en) | Dabber formula drive roller | |
| CN203696920U (en) | Flange bolt disassembly device | |
| CN202391352U (en) | Rotatable type anti-eccentric-wear oil-sucking rod connecting hoop | |
| CN204921719U (en) | Easily install and remove jacket section of thick bamboo shaft coupling structure | |
| CN204262056U (en) | Universal rolling mill vertical roll roller system connects location structure | |
| CN202946921U (en) | Wellhead device for high-pressure gas underground gas storage well | |
| CN202327168U (en) | Glasses valve for vertical-type pipeline | |
| CN102927387A (en) | Structure of rotary air inlet joint | |
| CN202812285U (en) | Forged steel fixing ball valve | |
| CN104791494B (en) | A kind of movable sealing device | |
| CN104070497B (en) | The dismounting of pantograph bearing and installation method | |
| CN202622289U (en) | Torpedo tank car wheel set bearing mounting traction device | |
| CN103171575B (en) | A kind of locomotive bindiny mechanism and locomotive three-axle bogie radial direction mechanism |
Legal Events
| 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: 20130320 Termination date: 20151009 |
|
| EXPY | Termination of patent right or utility model |