CN205078831U - Wear -resisting all -welded ball valve of high leakproofness - Google Patents
Wear -resisting all -welded ball valve of high leakproofness Download PDFInfo
- Publication number
- CN205078831U CN205078831U CN201520850243.4U CN201520850243U CN205078831U CN 205078831 U CN205078831 U CN 205078831U CN 201520850243 U CN201520850243 U CN 201520850243U CN 205078831 U CN205078831 U CN 205078831U
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- wear
- valve body
- valve
- resisting
- ball valve
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Abstract
The utility model discloses a wear -resisting all -welded ball valve of high leakproofness, including the valve body, and set up in inboard disk seat and the spheroid of valve body, and set up the through -hole on the valve body, and with the wear -resisting cover of through -hole welded, and set up in the valve body both ends, and with the extension pipe of disk seat cooperation installation, still inboard including setting up in wear -resisting cover, and the valve rod of bottom and spheroid cooperation installation, and set up in the valve body inboard, and bottom wear -resisting cover the welded bearing, and set up in wear -resisting cover many rings of inboard inner rings, a plurality of metal seal circles are installed at the interval in the inner ring, be provided with many rings of rubber O type sealing washers on the valve rod, rubber O type sealing washer and the interval setting of metal seal circle. The utility model discloses a wear -resisting all -welded ball valve of high leakproofness with the 6 integrative welding of valve body, wear -resisting cover, bearing and extension pipe, reduces its installation degree of difficulty, and improves its leakproofness, can improve its leakproofness through rubber O type sealing washer, and separate among them and set up the circle in metal seal, can the wearability.
Description
Technical field
The utility model relates to a kind of ball valve, is specifically related to the wear-resisting all-welded ball valve of a kind of high leak tightness, belongs to valve technology field.
Background technique
Ball valve is widely used a kind of valve on market, and integral welded ball valve draws advanced foreign technology, develop in conjunction with domestic actual conditions, fill up the blank of domestic production, it is widely used in rock gas, oil, heat supply chemical industry and the isometric defeated pipeline field of thermoelectricity pipe network, integral welded ball valve comprises valve body, valve body extension tube, valve seat, spheroid, valve rod and handle, wherein, valve body extension rod is separately positioned on the left and right sides of valve body, it welds with valve body and is formed, and it stretches to valve inner and coordinates with valve seat and contact, be spheroid in the middle of the valve seat of left and right two, the through hole of spheroid and valve seat, the through hole of valve body extension rod is interconnected, and the top of spheroid is connected with valve rod, valve rod stretches out valve body and is connected with one handle, and an axis sleeve pipe is also socketed in the outside of valve rod, valve body is stretched in the lower end of axis sleeve pipe, it is connected with valve stem seal by axis plain cushion, and between axis sleeve pipe and valve rod, be also provided with many group O type circles, to realize the sealing of welding ball valve mesopore, of the prior art, ball valve is installed more loaded down with trivial details, and sealing is poor, also easily causes wearing and tearing in addition.
Model utility content
(1) technical problem that will solve
For solving the problem, the utility model proposes the wear-resisting all-welded ball valve of a kind of high leak tightness, can installation difficulty be reduced, and sealing and the wear resistance of valve body can be improved.
(2) technological scheme
The wear-resisting all-welded ball valve of high leak tightness of the present utility model, comprises valve body, and the valve seat be arranged at inside valve body and spheroid, and is arranged at the through hole on valve body; And the wear-resistant sleeve to weld with through hole, and be arranged at valve body two ends, and coordinate the extension tube of installing with valve seat, also comprise and being arranged at inside wear-resistant sleeve, and bottom coordinates the valve rod installed with spheroid, and be arranged at inside valve body, and with the bearing of wear-resistant sleeve bottom welding; And the multi-turn inner ring be opened in inside wear-resistant sleeve; In described inner ring, interval is provided with multiple metal o-ring; Described valve rod is provided with multi-turn RUBBER O RunddichtringO; Described RUBBER O RunddichtringO and metal o-ring interval are arranged.
Further, described valve stem top is provided with handle.
Further, described valve body, wear-resistant sleeve, bearing and extension tube one welding.
Further, packing ring is provided with between described valve seat and extension tube.
(3) beneficial effect
The wear-resisting all-welded ball valve of high leak tightness of the present utility model, by the welding of valve body, wear-resistant sleeve, bearing and extension tube 6 one, reduces its installation difficulty, and improves its sealing; Can improve its sealing by RUBBER O RunddichtringO, and it is arranged at intervals at metal o-ring, can wear resistance.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Embodiment
The wear-resisting all-welded ball valve of a kind of high leak tightness as shown in Figure 1, comprises valve body 1, and the valve seat 2 be arranged at inside valve body and spheroid 3, and is arranged at the through hole 4 on valve body; And the wear-resistant sleeve 5 to weld with through hole, and be arranged at valve body two ends, and the extension tube 6 of installing is coordinated with valve seat, also comprise and be arranged at inside wear-resistant sleeve, and bottom coordinates the valve rod 7 installed with spheroid, and be arranged at inside valve body, and with the bearing 8 of wear-resistant sleeve bottom welding; And the multi-turn inner ring (not shown) be opened in inside wear-resistant sleeve; In described inner ring, interval is provided with multiple metal o-ring 9; Described valve rod 7 is provided with multi-turn RUBBER O RunddichtringO 10; Described RUBBER O RunddichtringO 10 and metal o-ring 9 interval are arranged.
Described valve rod 7 top is provided with handle 11.
The welding of described valve body 1, wear-resistant sleeve 5, bearing 8 and extension tube 6 one.
Packing ring (not shown) is provided with between described valve seat 2 and extension tube 6.
The wear-resisting all-welded ball valve of high leak tightness of the present utility model, by the welding of valve body, wear-resistant sleeve, bearing and extension tube 6 one, reduces its installation difficulty, and improves its sealing; Can improve its sealing by RUBBER O RunddichtringO, and it is arranged at intervals at metal o-ring, can wear resistance.
Embodiment recited above is described preferred implementation of the present utility model, not limits design of the present utility model and scope.Under the prerequisite not departing from the utility model design concept; the various modification that related domain ordinary person makes the technical solution of the utility model and improvement; protection domain of the present utility model all should be dropped into; the technology contents of the utility model request protection, all records in detail in the claims.
Claims (4)
1. the wear-resisting all-welded ball valve of high leak tightness, comprises valve body, and the valve seat be arranged at inside valve body and spheroid, and is arranged at the through hole on valve body; And the wear-resistant sleeve to weld with through hole, and be arranged at valve body two ends, and the extension tube of installing is coordinated with valve seat, it is characterized in that: also comprise and be arranged at inside wear-resistant sleeve, and bottom coordinates the valve rod installed with spheroid, and be arranged at inside valve body, and with the bearing of wear-resistant sleeve bottom welding; And the multi-turn inner ring be opened in inside wear-resistant sleeve; In described inner ring, interval is provided with multiple metal o-ring; Described valve rod is provided with multi-turn RUBBER O RunddichtringO; Described RUBBER O RunddichtringO and metal o-ring interval are arranged.
2. the wear-resisting all-welded ball valve of high leak tightness according to claim 1, is characterized in that: described valve stem top is provided with handle.
3. the wear-resisting all-welded ball valve of high leak tightness according to claim 1, is characterized in that: the welding of described valve body, wear-resistant sleeve, bearing and extension tube one.
4. the wear-resisting all-welded ball valve of high leak tightness according to claim 1, is characterized in that: be provided with packing ring between described valve seat and extension tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520850243.4U CN205078831U (en) | 2015-10-22 | 2015-10-22 | Wear -resisting all -welded ball valve of high leakproofness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520850243.4U CN205078831U (en) | 2015-10-22 | 2015-10-22 | Wear -resisting all -welded ball valve of high leakproofness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205078831U true CN205078831U (en) | 2016-03-09 |
Family
ID=55431241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520850243.4U Expired - Fee Related CN205078831U (en) | 2015-10-22 | 2015-10-22 | Wear -resisting all -welded ball valve of high leakproofness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205078831U (en) |
-
2015
- 2015-10-22 CN CN201520850243.4U patent/CN205078831U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 Termination date: 20191022 |