CN204344984U - Face dress floating ball valve directly - Google Patents
Face dress floating ball valve directly Download PDFInfo
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- CN204344984U CN204344984U CN201420857896.0U CN201420857896U CN204344984U CN 204344984 U CN204344984 U CN 204344984U CN 201420857896 U CN201420857896 U CN 201420857896U CN 204344984 U CN204344984 U CN 204344984U
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- spool
- valve
- seal ring
- seal
- floating ball
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Abstract
One faces dress floating ball valve directly, comprise on valve body, valve body and have installation passage, valve body has fluid passage, between fluid passage and installation passage, two seal rings be oppositely arranged are installed, spherical spool is provided with between seal ring described in two, spool is provided with two to be parallel to each other and symmetrically arranged plane, two plane composition installing spaces, installing space is less than or equal to the seal clearance formed between two seal rings; When the installing space of spool is put into seal clearance and makes Plane Rotation 90 °, sphere and the seal ring of spool are sealed and matched; Valve body is provided with the valve gap that passage is installed in sealing, valve gap is provided with valve rod, and this valve rod is connected with spool through valve gap.The utility model smart structural design, rationally, to be worthy of popularization.
Description
Technical field
The utility model relates to a kind of valve, and especially one faces dress floating ball valve directly.
Background technique
As the term suggests the spool of floating ball valve ball valve is floating, under pressure medium effect, spheroid can produce microdisplacement and be pressed on the seal ring of outlet section, ensure the sealing of outlet end, but existing floating ball valve adopts inclined-plane floating ball valve mostly, the valve body installation cavity of this floating ball valve and the attachment face of spool are inclined-planes, so processing gets up to bother very much, manufacturing efficiency is extremely low.
Chinese utility model patent CN 202659947 U discloses a kind of upper dress formula floating ball valve, and on this, dress formula floating ball valve, comprises valve body, valve seat, spheroid, valve rod and valve gap, and valve body and valve gap are flexibly connected, and valve rod, spheroid and valve seat are installed on valve gap, when this upper dress formula floating ball valve is installed, first by valve rod, spheroid and valve seat are assembled on valve gap, and then valve gap is loaded valve body from valve body top, finally with high strength nut and stud, valve body and valve gap are fixed, although the mounting type of this upper dress formula floating ball valve is simple, convenient, efficiently, for ease of maintenaince, but because seal ring is integrally arranged on valve seat and valve gap, so the sealing of seal ring and valve body is poor, long-time practicality, fluid is easily caused to flow out from the gap between valve body and seal ring, thus need often to change seal ring, and spheroid of dress formula floating ball valve is wrapped in by valve seat and valve gap entirety on this, so the installation efficiency of spheroid is low.
Model utility content
The utility model will solve the shortcoming of above-mentioned prior art, provides a kind of good airproof performance of easy for installation, ball valve, easy to maintenance faces dress floating ball valve directly, meet client for floating ball valve good airproof performance, easy to use, be easy to the demand safeguarded.
The utility model solves the technological scheme that its technical problem adopts: thisly face dress floating ball valve directly, comprise on valve body, valve body and have installation passage, valve body has fluid passage, between fluid passage and installation passage, two seal rings be oppositely arranged are installed, spherical spool is provided with between two seal rings, spool is provided with two to be parallel to each other and symmetrically arranged plane, two plane composition installing spaces, installing space is less than or equal to the seal clearance formed between seal ring described in two; When the installing space of spool is put into seal clearance and makes Plane Rotation 90 °, sphere and the seal ring of spool are sealed and matched; Valve body is provided with the valve gap that passage is installed in sealing, valve gap is provided with valve rod, and this valve rod is connected with spool through valve gap.The installation method of dress floating ball valve on this: first, first the planar inverted of spool vertically down, put in the seal clearance be made up of two seal rings, then utilize instrument to open square recess on spool for tilting point, slowly tilting Spool rotating 90 °, thus make the plane on spool vertical upward, and make the sphere press seal of spool on seal ring, and make the half-duplex channel on spool and fluid passage remain on same central position, what such spool just sealed has been arranged on seal ring, during use, only need rotary valve rod, such valve rod will be with movable valve plug to carry out rotary manipulation, thus make the half-duplex channel on spool and fluid passage be kept at an angle relation, thus regulate fluid pass through flow, here because seal ring is mounted on valve body, and be tight sealing engagement relation with spool, so long-time use also can keep good sealing, long service life, and if seal ring is beyond working life, only need to dismantle bottom flange, and utilize instrument tilting spool again, make the plane half-twist again of spool, make installing space between seal clearance, take out spool again, so just can take out seal ring easily, change Xinmi City's seal, then aforesaid operations is repeated, again install spool and valve gap, so just this ball valve can be disassembled from pipeline and change impaired part, so for ease of maintenaince.
Perfect further, the inner side of seal ring has the circular arc of inside spill setting, and sphere and the circular arc of spool are sealed and matched.This set, because the sphere of spool and the surface of contact of seal ring are all circular arc, so when installing, the smooth installation of transition can be ensured, the resistance of reduction, and the frictional loss that also can reduce seal ring, improve the working life of seal ring.
Perfect further, spool has for conveniently installing the sphere of spool to the groove on seal ring.This set, can ensure that setting tool can be deep in groove, can provide more force bearing point, thus is convenient to install.
Perfect further, the top of valve rod is provided with handle.This set, is convenient to rotary valve rod.
The effect that the utility model is useful is: the utility model smart structural design, rationally, utilize and spool is provided with two is parallel to each other and symmetrically arranged plane, thus can put in the seal clearance be made up of two seal rings, and utilize instrument, tilting spool, thus make Spool rotating 90 °, make plane on spool upward, thus the sphere tight sealing engagement of spool on the arc surface of seal ring, such good airproof performance, and safeguard and also facilitate, only need to dismantle bottom flange and utilize instrument to make plane on spool again after half-twist, spool is taken out, just easily can change impaired ball valve element, thus do not need ball valve to disassemble maintenance from pipeline, the ball valve life-span is long, easy to maintenance, be worthy of popularization.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is that the utility model spool installs demonstration graph one;
Fig. 4 is that the utility model spool installs demonstration graph two;
Fig. 5 is the stereogram of the utility model spool.
Description of reference numerals: valve body 1, installs passage 1-1, fluid passage 1-2, seal ring 2, circular arc 2-1, spool 3, plane 3-1, groove 3-2, valve rod 4, valve gap 5, handle 6, installing space a, seal clearance b.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
With reference to accompanying drawing: thisly face dress floating ball valve directly, comprise on valve body 1, valve body 1 and have installation passage 1-1, valve body 1 has fluid passage 1-2, between fluid passage 1-2 and installation passage 1-1, two seal rings be oppositely arranged 2 are installed, spherical spool 3 is provided with between two seal rings 2, spool 3 is provided with two to be parallel to each other and symmetrically arranged plane 3-1, two plane 3-1 form installing space a, and installing space a is less than or equal to the seal clearance b formed between two seal rings 2; When the installing space a of spool 3 puts into seal clearance b and makes plane 3-1 half-twist, sphere and the seal ring 2 of spool 3 are sealed and matched; Valve body 1 is provided with the valve gap 5 that passage 1-1 is installed in sealing, valve gap 5 is provided with valve rod 4, and this valve rod 4 is connected with spool 3 through valve gap 5.
The inner side of seal ring 2 has the circular arc 2-1 that inside spill is arranged, sphere and the circular arc 2-1 of spool 3 are sealed and matched.
Spool 3 has for conveniently installing the sphere of spool 3 to the groove 3-2 on seal ring 2.
The top of valve rod 4 is provided with handle 6.
The installation method of dress floating ball valve on this: first, first the plane 3-1 of spool 3 is overturn vertically down, put in the seal clearance b be made up of two seal rings 2, then utilize instrument to open square recess on spool 3 for tilting point, slowly tilting spool 3 half-twist, thus make the plane 3-1 on spool 3 vertical upward, and make sphere press seal on spool 3 on seal ring 2, and make the half-duplex channel on spool 3 and fluid passage 1-2 remain on same central position, what such spool 3 just sealed has been arranged on seal ring 2, during use, only need rotary valve rod 4, such valve rod 4 will be with movable valve plug 3 to carry out rotary manipulation, thus make the half-duplex channel on spool 3 and fluid passage 1-2 be kept at an angle relation, thus regulate fluid pass through flow, here because seal ring 2 is mounted on valve body 1, and are tight sealing engagement relations with spool 3, so long-time use also can keep good sealing, long service life, and if seal ring 2 is beyond working life, only need to dismantle bottom flange 5, and utilize instrument tilting spool 3 again, make the plane 3-1 half-twist again of spool 3, make installing space a between seal clearance b, take out spool 3 again, so just can take out seal ring 2 easily, change Xinmi City's seal, then aforesaid operations is repeated, again install spool 3 and valve gap 5, so just this can be faced directly upper dress floating ball valve and disassembles from pipeline and change impaired part, so for ease of maintenaince, here the inner side of seal ring 2 has the circular arc 2-1 that inside spill is arranged, the setting that the sphere 3-1 of spool 3 and circular arc 2-1 is sealed and matched, because the sphere of spool 3 and the surface of contact of seal ring 2 are all circular arc, so when installing, the smooth installation of transition can be ensured, the resistance reduced, and also can reduce the frictional loss of seal ring 2, improve the working life of seal ring 2, here spool 3 having for conveniently installing the sphere of spool 3 to the setting of the groove 3-2 on seal ring, can ensure that setting tool can be deep in groove 3-2, more force bearing point can be provided, thus be convenient to install, here the top of valve rod 4 is provided with the setting of handle 6, is convenient to rotary valve rod 4.
Although the utility model has illustrated by reference to preferred embodiment and has described, those skilled in the art should understand, and in the scope of claims, can do the various change in form and details.
Claims (4)
1. face dress floating ball valve directly for one kind, comprise valve body (1), valve body (1) has passage (1-1) is installed, described valve body (1) has fluid passage (1-2), it is characterized in that: between described fluid passage (1-2) and installation passage (1-1), two seal rings be oppositely arranged (2) are installed, spherical spool (3) is provided with between seal ring described in two (2), described spool (3) is provided with two to be parallel to each other and symmetrically arranged plane (3-1), plane described in two (3-1) forms installing space (a), described installing space (a) is less than or equal to the seal clearance (b) formed between seal ring described in two (2), when the installing space (a) of described spool (3) is put into seal clearance (b) and makes plane (3-1) half-twist, sphere and the seal ring (2) of described spool (3) are sealed and matched, described valve body (1) is provided with the valve gap (5) that passage (1-1) is installed in sealing, described valve gap (5) is provided with valve rod (4), and this valve rod (4) is connected with spool (3) through valve gap (5).
2. according to claim 1ly face dress floating ball valve directly, it is characterized in that: the inner side of described seal ring (2) has the circular arc (2-1) that inside spill is arranged, sphere and the circular arc (2-1) of described spool (3) are sealed and matched.
3. according to claim 1 and 2ly facing dress floating ball valve directly, it is characterized in that: described spool (3) having sphere for conveniently installing spool (3) to the groove (3-2) on seal ring (2).
4. according to claim 1ly face dress floating ball valve directly, it is characterized in that: the top of described valve rod (4) is provided with handle (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420857896.0U CN204344984U (en) | 2014-12-30 | 2014-12-30 | Face dress floating ball valve directly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420857896.0U CN204344984U (en) | 2014-12-30 | 2014-12-30 | Face dress floating ball valve directly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204344984U true CN204344984U (en) | 2015-05-20 |
Family
ID=53228253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420857896.0U Active CN204344984U (en) | 2014-12-30 | 2014-12-30 | Face dress floating ball valve directly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204344984U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111396588A (en) * | 2020-04-07 | 2020-07-10 | 郑州市新玉源机械工业有限公司 | Novel floating ball valve |
-
2014
- 2014-12-30 CN CN201420857896.0U patent/CN204344984U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111396588A (en) * | 2020-04-07 | 2020-07-10 | 郑州市新玉源机械工业有限公司 | Novel floating ball valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190820 Address after: 323000 Zhejiang Province, Lishui city Liandu District of New Town Park Street No. 799 Patentee after: KAIERTE VALVE CO., LTD. Address before: 323006 No. 3 Bizhong Road, Bihu Town, Lishui City, Zhejiang Province Patentee before: Lishui Chaote Valve Co.,Ltd. |