CN205078828U - Ball valve is fixed to upper assembling type bellows - Google Patents
Ball valve is fixed to upper assembling type bellows Download PDFInfo
- Publication number
- CN205078828U CN205078828U CN201520840387.1U CN201520840387U CN205078828U CN 205078828 U CN205078828 U CN 205078828U CN 201520840387 U CN201520840387 U CN 201520840387U CN 205078828 U CN205078828 U CN 205078828U
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- Prior art keywords
- valve
- bellows
- valve seat
- ball
- inconsistent
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- Withdrawn - After Issue
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- 210000004907 gland Anatomy 0.000 claims description 21
- 238000012856 packing Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000001105 regulatory effect Effects 0.000 abstract 4
- 239000000945 filler Substances 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a ball valve is fixed to upper assembling type bellows, aims at providing a body building device which has the advantages of simple structure, low manufacturing cost's ball valve is fixed to upper assembling type bellows, has the high leakproofness ability simultaneously, its technical scheme main points are equipped with the inflow passageway on the valve body, the valve pocket of outflow passageway and intercommunication inflow passageway and outflow passageway, be equipped with the valve ball in the valve pocket, valve rod and valve ball fixed connection, install sealing filler between valve rod and the valve gap, the valve body is equipped with the disk seat setting element, the disk seat be equipped with with disk seat setting element matched with location portion, the bellows subassembly that a tip of disk seat was equipped with, bellows subassembly include that bellows and cover establish the seal cover on the bellows, another tip of disk seat is inconsistent with the valve ball to this tip overlaps in proper order and is equipped with leaf spring and regulating ring, the regulating ring with disk seat threaded connection, a terminal surface of seal cover is inconsistent with the inside wall of valve body, and another terminal surface is inconsistent with the leaf spring, and when rotatory regulating ring, the regulating ring passes through leaf spring press the sealing cover.
Description
Technical field
The utility model relates to valve field, and more particularly, it relates to a kind of upper dress formula bellows fixing ball valve.
Background technique
Ball valve is widely used in the every field such as oil, chemical industry, iron and steel, metallurgy and electric power, and relative to the valve of other control valve track medias circulation, ball valve has the advantages such as resistance of medium is little, easy to operate.Tradition two panels or the side-mounted fixing ball valve of three pieces type split are because of structural limitation, and valve body lumen uses bolt to connect, and leak point is many, and assembling is safeguarded loaded down with trivial details, limits its on-line maintenance function, increases stopping production risk.
Wherein in order to improve the sealing of ball valve, in employing, dress formula fixing ball valve replaces side-mounted fixing ball valve, upper-mounting type ball valve is generally by valve body, valve seat, spheroid, valve rod, valve gap forms, valve seat and spheroid can load from valve gap, packing seal is adopted between valve gap and valve rod, the valve body itself wherein going up dress formula fixing ball valve is an entirety, the valve body self comparing two panels or the side-mounted fixing ball valve of three pieces type split reduces by one to two leakage points and improves sealing, but valve seat is placed in valve body, the wherein inconsistent formation radial seal of the madial wall of the sheathed seal ring of the outer side wall of valve seat and valve body, the mode of radial seal is here to the outer side wall of valve seat, seal ring, the madial wall requirement on machining accuracy of valve body is high, improve ball valve manufacture cost, when there are wearing and tearing in seal ring using process, very easily there is the phenomenon of seepage, reduce the sealability of ball valve.
Model utility content
For the deficiency that prior art exists, the purpose of this utility model is the upper dress formula bellows fixing ball valve providing simple, the low manufacture cost of a kind of structure, has high sealing performance simultaneously.
For achieving the above object, the utility model provides following technological scheme:
Dress formula bellows fixing ball valve in one, comprise valve seat, valve body, valve ball, valve rod, handle and valve gap, described valve body is provided with flow channel, flow pass and is communicated with the valve pocket of flow channel and flow pass, valve ball is provided with in described valve pocket, valve rod is fixedly connected with valve ball, install stuffing box packing between valve rod and valve gap, described valve body is provided with valve seat locating piece, and described valve seat is provided with the positioning part of matching with valve seat locating piece; The bellows component that one end of described valve seat is provided with, described bellows component comprises bellows and is set in the stuffing box gland on bellows; The other end and the valve ball of described valve seat are inconsistent, and this end is arranged with leaf spring and adjustment circle successively, and described adjustment circle is threaded with described valve seat; One end face of described stuffing box gland and the madial wall of valve body inconsistent, other end and leaf spring inconsistent, when rotation adjustment circle, described adjustment is enclosed by leaf spring press seal cover.
The utility model is arranged further: described bellows-sheathed is located on valve seat, and one end and the stuffing box gland of described bellows are welded and fixed, and the other end and valve seat are welded and fixed.
The utility model is arranged further: described stuffing box gland and the inconsistent end face of valve seat are provided with gasket seal and fire-protection ring.
The utility model is arranged further: described valve gap is fixedly connected with support plate towards the end face of valve body, and described valve rod is fixedly connected with valve ball through support plate.
The utility model is arranged further: described positioning part is the level table that the outer side wall of valve seat is processed to form, valve seat locating piece and this level table inconsistent.
The utility model is arranged further: described positioning part is the chute that the outer side wall of valve seat is processed to form, and chute is arranged along valve seat axial direction, and described valve seat locating piece is placed in chute.
The utility model beneficial effect: stuffing box gland to be set on bellows and to be fixed connection by welding, being welded and fixed with valve seat together to be formed integrally loads in valve body again, valve ball is loaded again in valve body, wherein valve seat an end and valve ball is inconsistent seals, the other end seals by the madial wall of stuffing box gland and valve body is inconsistent, because valve seat is also arranged with leaf spring and adjustment circle successively, because described valve body is provided with valve seat locating piece, described valve seat is provided with the positioning part of matching with valve seat locating piece, can prevent the relative valve body of valve seat from rotating, when rotation adjustment circle, described adjustment circle is by leaf spring press seal cover, valve seat can do towards valve ball and moves and compress valve ball simultaneously, make to apply sealing force between valve seat and valve ball and between stuffing box gland and valve body, play the function of sealing, structure is simple, reduce manufacture cost.
Accompanying drawing explanation
Fig. 1 is the half sectional view of a kind of upper dress formula bellows fixing ball valve of the utility model;
Fig. 2 is A partial enlarged drawing in Fig. 1;
Fig. 3 is the sectional view of the valve seat of embodiment one;
Fig. 4 is the sectional view of the valve seat of embodiment two;
Fig. 5 is the structural representation of adjustment circle.
Description of reference numerals: 1, valve seat; 11, positioning part; 2, valve body; 21, flow channel; 22, flow pass; 23, valve pocket; 3, valve ball; 4, valve rod; 5, handle; 6, valve gap; 7, support plate; 8, valve seat locating piece; 9, bellows component; 91, bellows; 92, stuffing box gland; 10, leaf spring; 20, adjustment circle.
Embodiment
With reference to accompanying drawing 1 to Fig. 5, dress formula bellows fixing ball valve in the utility model one is described in further details.
Dress formula bellows fixing ball valve in one, comprise valve seat 1, valve body 2, valve ball 3, valve rod 4, handle 5 and valve gap 6, described valve body 2 is provided with flow channel 21, flow pass 22 be communicated with the valve pocket 23 of flow channel 21 and flow pass 22 (when ball valve is used in normal temperature, during hot environment, flow channel, flow pass can exchange), valve ball 3 is provided with in described valve pocket 23, valve rod 4 is fixedly connected with valve ball 3, between valve rod 4 and valve gap 6, stuffing box packing is installed, described valve gap 6 is fixedly connected with support plate 7 towards the end face of valve body 2, described valve rod 4 is fixedly connected with valve ball 3 through support plate 7, the quality of the valve motion part making the quality of valve rod 4 and be placed in above support plate 7 is pressed on support plate 7, reduce valve ball 3 to be under pressure, avoid valve ball 3 by the problem of improper force deformation.
Described valve body 2 is provided with valve seat locating piece 8, and described valve seat 1 is provided with the positioning part 11 of matching with valve seat locating piece 8, and the valve seat 1 be arranged in valve body 2 can be avoided to relatively rotate; Wherein said positioning part 11 is the level table that the outer side wall of valve seat 1 is processed to form, and valve seat locating piece 8 is inconsistent with this level table.
The bellows component 9 that one end of described valve seat 1 is provided with, described bellows component 9 comprises bellows 91 and is set in the stuffing box gland 92 on bellows 91, stuffing box gland 92 to be set on bellows 91 and to be fixed connection by welding, described bellows 91 to be set on valve seat 1 and to be welded and fixed, the two end part of bellows 91 are connected with stuffing box gland 92 with valve seat 1 respectively, described stuffing box gland 92 end face inconsistent with valve body 2 is provided with gasket seal and fire-protection ring, improve stuffing box gland 92 and the sealing of valve seat 1 valve body 2, avoid leaking.
The other end of described valve seat 1 is by inlaying a seal washer and valve ball 3 is inconsistent seals, and this end is arranged with leaf spring 10 and adjustment circle 20 successively, and described adjustment circle 20 is threaded with described valve seat 1; One end face of described stuffing box gland 92 and the madial wall of valve body 2 inconsistent, other end and leaf spring 10 inconsistent, when rotation adjustment circle 20, described adjustment circle 20 is by leaf spring 10 press seal cover 92.
Another embodiment of the present utility model, this embodiment and above-described embodiment are distinguished technical characteristics and are: described positioning part 11 is the chute that the outer side wall of valve seat 1 is processed to form, and chute is arranged along valve seat 1 axial direction, and described valve seat locating piece 8 is placed in chute.
Working principle: described stuffing box gland 92 to be set on bellows 91 and to be fixed connection by welding, being welded and fixed with valve seat 1 together to be formed integrally loads in valve body 2 again, valve ball 3 is loaded again in valve body 2, wherein valve seat 1 an end and valve ball 3 is inconsistent seals, the other end is sealed with the madial wall of valve body 2 is inconsistent by stuffing box gland 92, because valve seat 1 is also arranged with leaf spring 10 and adjustment circle 20 successively, because described valve body 2 is provided with valve seat locating piece 8, described valve seat 1 is provided with the positioning part 11 of matching with valve seat locating piece 8, can prevent the relative valve body 2 of valve seat 1 from rotating, when rotation adjustment circle 20, described adjustment circle 20 is by leaf spring 10 press seal cover 92, valve seat 1 can do towards valve ball 3 and moves and compress valve ball 3 simultaneously, make to apply sealing force between valve seat 1 and valve ball 3 and between stuffing box gland 92 and valve body 2, play the function of sealing, structure is simple, reduce manufacture cost.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technological schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a upper dress formula bellows fixing ball valve, comprise valve seat, valve body, valve ball, valve rod, handle and valve gap, described valve body is provided with flow channel, flow pass and is communicated with the valve pocket of flow channel and flow pass, valve ball is provided with in described valve pocket, valve rod is fixedly connected with valve ball, install stuffing box packing between valve rod and valve gap, it is characterized in that: described valve body is provided with valve seat locating piece, described valve seat is provided with the positioning part of matching with valve seat locating piece;
The bellows component that one end of described valve seat is provided with, described bellows component comprises bellows and is set in the stuffing box gland on bellows;
The other end and the valve ball of described valve seat are inconsistent, and this end is arranged with leaf spring and adjustment circle successively, and described adjustment circle is threaded with described valve seat;
One end face of described stuffing box gland and the madial wall of valve body inconsistent, other end and leaf spring inconsistent, when rotation adjustment circle, described adjustment is enclosed by leaf spring press seal cover.
2. dress formula bellows fixing ball valve in one according to claim 1, it is characterized in that: described bellows-sheathed is located on valve seat, one end and the stuffing box gland of described bellows are welded and fixed, and the other end and valve seat are welded and fixed.
3. dress formula bellows fixing ball valve in one according to claim 2, is characterized in that: described stuffing box gland and the inconsistent end face of valve body are provided with gasket seal and fire-protection ring.
4. in the one according to claim 1 or 2 or 3, dress formula bellows fixing ball valve, is characterized in that: described valve gap is fixedly connected with support plate towards the end face of valve body, and described valve rod is fixedly connected with valve ball through support plate.
5. dress formula bellows fixing ball valve in the one according to claim 1 or 2 or 3, is characterized in that: described positioning part is the level table that the outer side wall of valve seat is processed to form, valve seat locating piece and this level table inconsistent.
6. dress formula bellows fixing ball valve in the one according to claim 1 or 2 or 3, is characterized in that: described positioning part is the chute that the outer side wall of valve seat is processed to form, and chute is arranged along valve seat axial direction, and described valve seat locating piece is placed in chute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520840387.1U CN205078828U (en) | 2015-10-27 | 2015-10-27 | Ball valve is fixed to upper assembling type bellows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520840387.1U CN205078828U (en) | 2015-10-27 | 2015-10-27 | Ball valve is fixed to upper assembling type bellows |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205078828U true CN205078828U (en) | 2016-03-09 |
Family
ID=55431238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520840387.1U Withdrawn - After Issue CN205078828U (en) | 2015-10-27 | 2015-10-27 | Ball valve is fixed to upper assembling type bellows |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205078828U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202218A (en) * | 2015-10-27 | 2015-12-30 | 上正阀门集团有限公司 | Top assembly type corrugated fixed ball valve |
| CN105697808A (en) * | 2016-04-18 | 2016-06-22 | 江苏神通阀门股份有限公司 | Novel sealing ball valve with corrugated pipes |
-
2015
- 2015-10-27 CN CN201520840387.1U patent/CN205078828U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202218A (en) * | 2015-10-27 | 2015-12-30 | 上正阀门集团有限公司 | Top assembly type corrugated fixed ball valve |
| CN105697808A (en) * | 2016-04-18 | 2016-06-22 | 江苏神通阀门股份有限公司 | Novel sealing ball valve with corrugated pipes |
| CN105697808B (en) * | 2016-04-18 | 2018-01-30 | 江苏神通阀门股份有限公司 | A kind of New corrugated pipe seal ball-valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160309 Effective date of abandoning: 20171010 |