CN205745426U - A kind of heavy caliber heat supply all-welded ball valve - Google Patents
A kind of heavy caliber heat supply all-welded ball valve Download PDFInfo
- Publication number
- CN205745426U CN205745426U CN201620673020.XU CN201620673020U CN205745426U CN 205745426 U CN205745426 U CN 205745426U CN 201620673020 U CN201620673020 U CN 201620673020U CN 205745426 U CN205745426 U CN 205745426U
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- Prior art keywords
- valve
- valve rod
- heat supply
- rod
- seat
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Abstract
The utility model discloses a kind of heavy caliber heat supply all-welded ball valve, including lower valve rod, valve body, valve gap, spheroid, valve rod and valve seat；It is provided with spheroid in described valve body；Spheroid both sides are provided with valve seat, are provided above with valve rod, and lower valve rod is provided below；Connected by valve seat sealing device outside described valve seat and have valve gap；Described valve rod lower end is provided with anti-static spring, and upper end is in transmission connection with worm gear case assembly by the connecting key being arranged on valve rod；It is additionally provided with valve rod sealing device outside described valve rod；The operation dish for power input it is provided with on described worm gear case assembly；Described lower valve rod lower end is provided with spike and a bottom.This utility model simple in construction, reasonable in design, good airproof performance, easy to operate, labor intensity is low, can be greatly improved the service life of product, reduces use cost.
Description
Technical field
This utility model relates to ball valve, particularly relates to a kind of heavy caliber heat supply all-welded ball valve.
Background technology
Ball valve is a kind of novel valve being widely adopted in recent years, and ball valve only needs half-twist to can be achieved with " locked in " operation,
Being mainly used in blocking or connecting the medium of pipeline, it is also possible to for regulation and the control of fluid, it seals reliable, simple in construction,
Easy to maintenance, it is difficult to by erosion, ball valve is mainly used to make the flow direction cutting off, distribute and changing medium in pipeline, respectively
Industry is widely used.
But, the poor sealing of current ball valve, to install also inconvenient, manipulation stability is bad, work during operation simultaneously
Intensity is big, and service life is low.
For solving this problem, this utility model provides a kind of heavy caliber heat supply all-welded ball valve.
Utility model content
The purpose of this utility model is to solve shortcoming present in prior art, and a kind of heavy caliber heat supply proposed
All-welded ball valve.
To achieve these goals, this utility model adopts the technical scheme that
A kind of heavy caliber heat supply all-welded ball valve, including lower valve rod, valve body, valve gap, spheroid, valve rod and valve seat；Described valve
Internal it is provided with spheroid；Spheroid both sides are provided with valve seat, are provided above with valve rod, and lower valve rod is provided below；Outside described valve seat
Side is connected by valve seat sealing device valve gap；Described valve rod lower end is provided with anti-static spring, and upper end is by being arranged on valve rod
On connecting key be in transmission connection with worm gear case assembly；It is additionally provided with valve rod sealing device outside described valve rod；Described worm gear
The operation dish for power input it is provided with on box assembly；Described lower valve rod lower end is provided with spike and a bottom.
Further, described valve seat sealing device includes sealing ring A, sealing ring B, compression spring, fire-protection ring and O
Four；Described sealing ring A and sealing ring B is arranged in valve seat, contacts with spherome surface；Compression bullet it is additionally provided with in described valve seat
Spring；The outer surface of valve seat is additionally provided with fire-protection ring and O four.
Further, described valve rod sealing device includes pad, valve stem seal set, pendant collet and spirotallic gasket；Described valve
Rod seal set is set on valve rod, and valve stem seal set inner and outer surfaces is respectively arranged with two groups of O two and O three；Valve rod is close
Big envelope lower end and valve rod junction are provided with pad, and valve stem seal set upper side is by Packing seat and pendant collet and top Flange joint；
It is provided with spirotallic gasket and filler on the flange of described top.
Further, described lower valve rod is provided with O one with a spike junction；Described lower valve rod passes through clutch shaft bearing
It is connected with spheroid.
Further, described stem exterior surface is provided with the second bearing.
Further, described top flange by the first straight pin of level, the second vertical straight pin, soket head cap screw with
Worm gear case assembly connects, and is fixed with worm gear case assembly by full tooth stud, nut, elastomeric pad.
Further, described valve seat is also symmetrically arranged with hanger.
The beneficial effects of the utility model: this utility model simple in construction, reasonable in design, good airproof performance, easy to operate, labor
Fatigue resistance is low, can be greatly improved the service life of product, reduces use cost.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present utility model.
Fig. 2 is the structure for amplifying schematic diagram of valve rod sealing device at G of the present utility model.
Fig. 3 is the structure for amplifying schematic diagram of valve seat sealing device at H of the present utility model.
In figure: 1, bottom；2, spike is propped up；3, O one；4, lower valve rod；5, valve body；6, valve gap；7, clutch shaft bearing；8, behaviour
Make dish；9, spheroid；10, anti-static spring；11, valve rod；12, the second bearing；13, pad；14, O two；15, O three；
16, valve stem seal set；17, Packing seat；18, pendant collet；19, filler；20, the first straight pin；21, top flange；22, wound gasket
Sheet；23, the second straight pin；24, connecting key；25, worm gear case assembly；26, soket head cap screw；27, full tooth stud；28, nut；
29, elastomeric pad；30, hanger；31, sealing ring A；32, sealing ring B；33, compression spring；34, valve seat；35, fire-protection ring；36、O
Type circle four.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.
With reference to shown in Fig. 1 and Fig. 3, a kind of heavy caliber heat supply all-welded ball valve, including lower valve rod 4, valve body 5, valve gap 6, ball
Body 9, valve rod 11 and valve seat 34；It is provided with spheroid 9 in described valve body 5；Spheroid 9 both sides are provided with valve seat 34, are provided above with valve
Bar 11, is provided below lower valve rod 4；Connected by valve seat sealing device outside described valve seat 34 and have valve gap 6；Described valve rod 11 times
End is provided with anti-static spring 10, and upper end carries out transmission even by the connecting key 24 being arranged on valve rod 11 with worm gear case assembly 25
Connect；It is additionally provided with valve rod sealing device outside described valve rod 11；It is provided with on described worm gear case assembly 25 for power input
Operation dish 8；Described lower valve rod 4 lower end is provided with spike 2 and a bottom 1.
As it is shown on figure 3, as preferred version of the present utility model, described valve seat sealing device includes sealing ring A 31, close
Seal B 32, compression spring 33, fire-protection ring 35 and O 4 36；Described sealing ring A 31 and sealing ring B 32 is arranged on valve seat
In 34, contact with spheroid 9 surface；It is additionally provided with compression spring 33 in described valve seat 34；The outer surface of valve seat 34 is additionally provided with anti-
Pyrosphere 35 and O 4 36, have the effect of pretension, reduces friction, improves sealing and service life.
As in figure 2 it is shown, as preferred version of the present utility model, described valve rod sealing device includes that pad 13, valve rod are close
Big envelope 16, pendant collet 18 and spirotallic gasket 22；Described valve stem seal set 16 is set on valve rod 11, and it is inside and outside that valve stem seal overlaps 16
Surface is respectively arranged with two groups of O 2 14 and O 3 15；Valve stem seal overlaps 16 lower ends and valve rod 11 junction is provided with pad
Sheet 13, valve stem seal is overlapped 16 upper ends and is connected with top flange 21 by Packing seat 17 and pendant collet 18；Arrange on described top flange 21
Having spirotallic gasket 22 and filler 19, can improve the sealing of ball valve, service life can be greatly improved.
As preferred version of the present utility model, described lower valve rod 4 is provided with O 1 with spike 2 junction；Institute
State lower valve rod 4 to be connected with spheroid 9 by clutch shaft bearing 7, good airproof performance.
As preferred version of the present utility model, described valve rod 11 outer surface is provided with the second bearing 12.
As preferred version of the present utility model, described top flange 21 by the first straight pin 20 of level, vertical the
Two straight pins 23, soket head cap screw 26 are connected with worm gear case assembly, by full tooth stud 27, nut 28, elastomeric pad 29 and snail
Wheel box assembly 25 is fixed；Having good positioning, easy for installation, connective stability is good.
As preferred version of the present utility model, described valve seat 34 is also symmetrically arranged with hanger 30, it is simple to install, hang
Fortune.
The above, only this utility model preferably detailed description of the invention, but protection domain of the present utility model is not
Being confined to this, any those familiar with the art is in the technical scope that this utility model discloses, according to this practicality
Novel technical scheme and utility model thereof conceive equivalent or change in addition, all should contain at protection model of the present utility model
Within enclosing.
Claims (7)
1. a heavy caliber heat supply all-welded ball valve, including lower valve rod, valve body, valve gap, spheroid, valve rod and valve seat；Its feature exists
In: it is provided with spheroid in described valve body；Spheroid both sides are provided with valve seat, are provided above with valve rod, and lower valve rod is provided below；Institute
State to be connected by valve seat sealing device outside valve seat and have valve gap；Described valve rod lower end is provided with anti-static spring, and upper end is by setting
The connecting key put on valve rod is in transmission connection with worm gear case assembly；It is additionally provided with valve rod sealing device outside described valve rod；
The operation dish for power input it is provided with on described worm gear case assembly；Described lower valve rod lower end is provided with spike and a bottom.
A kind of heavy caliber heat supply all-welded ball valve the most according to claim 1, it is characterised in that: described valve seat sealing device
Including sealing ring A, sealing ring B, compression spring, fire-protection ring and O four；Described sealing ring A and sealing ring B is arranged on valve
In seat, contact with spherome surface；It is additionally provided with compression spring in described valve seat；The outer surface of valve seat is additionally provided with fire-protection ring and O
Type circle four.
A kind of heavy caliber heat supply all-welded ball valve the most according to claim 1, it is characterised in that: described valve rod sealing device
Including pad, valve stem seal set, pendant collet and spirotallic gasket；Described valve stem seal set is set on valve rod, in valve stem seal set,
Outer surface is respectively arranged with two groups of O two and O three；Valve stem seal set lower end is provided with pad, valve with valve rod junction
Rod seal set upper side is by Packing seat, pendant collet and top Flange joint；It is provided with spirotallic gasket and filler on the flange of described top.
A kind of heavy caliber heat supply all-welded ball valve the most according to claim 1, it is characterised in that: described lower valve rod and support
Foot junction is provided with O one；Described lower valve rod is connected with spheroid by clutch shaft bearing.
A kind of heavy caliber heat supply all-welded ball valve the most according to claim 1, it is characterised in that: described stem exterior surface sets
It is equipped with the second bearing.
A kind of heavy caliber heat supply all-welded ball valve the most according to claim 3, it is characterised in that: described top flange passes through water
The first flat straight pin, the second vertical straight pin, soket head cap screw are connected with worm gear case assembly, by full tooth stud, nut,
Elastomeric pad is fixed with worm gear case assembly.
A kind of heavy caliber heat supply all-welded ball valve the most according to claim 1, it is characterised in that: the most symmetrical on described valve seat
It is provided with hanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620673020.XU CN205745426U (en) | 2016-06-30 | 2016-06-30 | A kind of heavy caliber heat supply all-welded ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620673020.XU CN205745426U (en) | 2016-06-30 | 2016-06-30 | A kind of heavy caliber heat supply all-welded ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205745426U true CN205745426U (en) | 2016-11-30 |
Family
ID=57379622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620673020.XU Expired - Fee Related CN205745426U (en) | 2016-06-30 | 2016-06-30 | A kind of heavy caliber heat supply all-welded ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205745426U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864474A (en) * | 2021-08-10 | 2021-12-31 | 天津祥嘉流体控制系统有限公司 | Heavy-calibre heating power pipe network ball valve |
-
2016
- 2016-06-30 CN CN201620673020.XU patent/CN205745426U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864474A (en) * | 2021-08-10 | 2021-12-31 | 天津祥嘉流体控制系统有限公司 | Heavy-calibre heating power pipe network ball valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100000 room 305B, block A, 25 Yongtai Road, Haidian District, Beijing. Co-patentee after: Tianjin fluid equipment Co., Ltd. Patentee after: Tix Technology Group Co., Ltd. Address before: 100000 room 305B, block A, 25 Yongtai Road, Haidian District, Beijing. Co-patentee before: Tix Technology Group Qingyang Fluid Equipment Co., Ltd. Patentee before: Tix Technology Group Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100000 room 305B, block A, 25 Yongtai Road, Haidian District, Beijing. Patentee after: TKS TECHNOLOGY GROUP Co.,Ltd. Patentee after: Ticos Technology Group Lishui fluid equipment Co.,Ltd. Address before: 100000 room 305B, block A, 25 Yongtai Road, Haidian District, Beijing. Patentee before: TKS TECHNOLOGY GROUP Co.,Ltd. Patentee before: TIX TECHNOLOGY GROUP TIANJIN FLUID EQUIPMENT Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20210630 |