CN203363258U - Top-assembling type spherical valve - Google Patents
Top-assembling type spherical valve Download PDFInfo
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- CN203363258U CN203363258U CN 201320449723 CN201320449723U CN203363258U CN 203363258 U CN203363258 U CN 203363258U CN 201320449723 CN201320449723 CN 201320449723 CN 201320449723 U CN201320449723 U CN 201320449723U CN 203363258 U CN203363258 U CN 203363258U
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- type ball
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Abstract
The utility model provides a top-assembling type spherical valve which belongs to the technical field of valve manufacturing, and solves the problems that the sealing performance of an existing spherical valve is poor and the like. The top-assembling type spherical valve comprises a valve body, a valve core and a valve rod, wherein one end of the valve body is a water inlet end and the other end of the valve body is a water outlet end; an inner cavity communicated with the water inlet end and the water outlet end is formed in the middle of the valve body; the valve body is of an integral type structure; the side part of the valve body is provided with a mounting hole communicated with the inner cavity of the valve body; the inner diameter of the mounting hole is slightly greater than the diameter of the valve core; the valve core is located in the inner cavity of the valve body; the valve rod is located in the mounting hole; the inner side wall of the mounting hole is provided with an annular clamping groove; the annular clamping groove is internally provided with a clamping spring; the clamping spring is clamped on the valve rod to enable the valve rod to be axially and fixedly arranged in the mounting hole. The top-assembling type spherical valve has the advantages of good sealing performance and the like.
Description
Technical field
The utility model belongs to technical field of valve manufacturing, relates to a kind of ball valve, particularly a kind of upper-mounting type ball valve.
Background technique
Ball valve is that open-shut device is driven by valve rod, and the valve rotated around the axis of valve rod.Be mainly used in blocking or connecting the medium in pipeline, also can be used for the regulation and control of fluid flow in pipeline, therefore in pipe-line system, ball valve is widely used.
Existing ball valve is comprised of valve body, spool, valve rod and handle etc. usually, spool is positioned at valve body, the inner of valve rod is connected with spool, the outer end of valve rod passes outside valve body and is connected with handle, rotate and pass to spool by rotatable handle band ovable valve stem, make valve core rotation, handle is controlled keying and the aperture of spool.Wherein, valve body is comprised of left and right two-part or left center right three parts, and those parts all are threaded connection and are connected.In assembly process, first spool is encased in to the position that spool is installed in valve body from the water port, end of valve body, then each several part is threaded connection and is connected.Obviously, flowing medium may leak in the joint of each several part by this valve body the time, always affects the sealing of ball valve, the stability of use.
Summary of the invention
The purpose of this utility model is for the above-mentioned problems in the prior art, and a kind of upper-mounting type ball valve of good airproof performance is provided.
The purpose of this utility model can realize by following technical proposal: a kind of upper-mounting type ball valve, comprise valve body, spool and valve rod, described valve body one end is feed-water end, the other end is waterexit end, the middle inner chamber for all being connected with feed-water end and waterexit end, it is characterized in that, described valve body is monolithic construction, the sidepiece of described valve body has the mounting hole be connected with described body cavity, the internal diameter of described mounting hole is slightly larger than the diameter of described spool, described spool is arranged in body cavity, described valve rod is positioned at mounting hole, there is annular slot on the madial wall of described mounting hole, be provided with jump ring in described annular slot, described jump ring is connected on valve rod valve rod is axially fixed in mounting hole.
Valve body is monolithic construction, does not exist and connects gap, reduces the possibility that this ball valve leaks, good seal performance; The internal diameter of mounting hole is greater than the diameter of spool, and spool, valve rod are all to pack into from mounting hole, easy for installation, by jump ring, spool, valve rod is axially fixed in respectively in body cavity, mounting hole, simple in structure, easy for installation.
In above-mentioned a kind of upper-mounting type ball valve, the edge of described valve stem tip has ring-shaped step, and described ring-shaped step place is provided with annular gasket, the inclined-plane of the upper surface of described annular gasket for tilting, and described jump ring is connected on inclined-plane.Jump ring and inclined-plane phase clamping, power and inclined-plane that jump ring is produced inclined-plane are perpendicular, and power when jump ring is located valve rod is towards the bottom of valve rod, and also towards the axial centre of valve rod, the firm degree that valve rod is installed is high, good stability.
In above-mentioned a kind of upper-mounting type ball valve, there is annular shoulder block on the madial wall of described mounting hole, there is laterally annular gear edge the week of described valve rod, described annular gear is along being resisted against on described annular shoulder block.Spool, valve rod insert while installing, after the annular gear edge of valve rod is resisted against on annular shoulder block, just illustrate that the inner of valve rod is connected with spool, valve rod is in place, the annular shoulder block matches with jump ring valve rod is axially fixed in mounting hole, also makes spool be axially fixed in body cavity.
In above-mentioned a kind of upper-mounting type ball valve, there is O type circle between the madial wall of described valve rod and mounting hole.Gap between 0 type circle sealed valve stem and mounting hole madial wall, make the fluid in body cavity can not pass through this gap leakage, good sealing effect.
In above-mentioned a kind of upper-mounting type ball valve, there is rotary part on the end face of described valve rod, there is swivelling chute on described rotary part.
In above-mentioned a kind of upper-mounting type ball valve, the week of described rotary part has annular groove laterally, in described annular groove, is provided with ring washer, and described ring washer and jump ring lean.Ring washer is resisted against on jump ring, the good stability that jump ring is installed, and annular gasket is while seeing from top to bottom this ball valve, surfacing, and structure is attractive in appearance.
In above-mentioned a kind of upper-mounting type ball valve, also there is seal ring one and seal ring two in described body cavity, described seal ring one and seal ring two are positioned at the both sides of spool.Seal ring one and seal ring two play the effect of sealing, make fluid can not flow to from the gap between spool and valve body the cavity place between valve rod and valve body, mounting hole madial wall.
In above-mentioned a kind of upper-mounting type ball valve, described valve inleting water end and intracavity inter-connection place have locating slot one, described valve body waterexit end and intracavity inter-connection place have locating slot two, there is positioning part one on described seal ring one, described positioning part one is positioned at locating slot one, have positioning part two on described seal ring two, described positioning part two is positioned at locating slot two.Locating slot one and locating slot two strengthen the firm degree of installation of seal ring one and seal ring two, and spool is when rotating, and seal ring one and seal ring two not there will be the phenomenon that moves, rocks, good stability, good seal performance yet.
In above-mentioned a kind of upper-mounting type ball valve, described upper-mounting type ball valve also comprises blocking cap, on described blocking cap, has open portion, and described open portion and swivelling chute are complementary.Open portion on blocking cap is inserted in the swivelling chute of rotary part, by rotating blocking cap driven rotary section, valve rod rotation, reaches the purpose of keying.
In above-mentioned a kind of upper-mounting type ball valve, described blocking cap is connected with valve body by hoist cable, in described blocking cap, is provided with rubber pad, described blocking cap energy shutoff mounting hole.Blocking cap plays two kinds of effects, and the one, when the wheel of stopping is used, another is to use when living plug, simple in structure, diverse in function.
Compared with prior art, the upper-mounting type ball valve that the utility model provides has the following advantages:
1, the valve body of this upper-mounting type ball valve is monolithic construction, does not have formed gap while being threaded, good sealing effect.
2, the internal diameter of this upper-mounting type ball valve mounting hole is greater than the diameter of spool, during assembling, spool, valve rod are packed in mounting hole, by jump ring, be connected on valve rod again, jump ring matches valve rod is axially fixed in mounting hole with annular shoulder block on the mounting hole madial wall, spool is axially fixed in body cavity, easy for installation.
3, the inclined-plane of the upper surface of this upper-mounting type ball valve annular gasket for tilting, it is stronger that jump ring is connected to the clamping force produced on inclined-plane, and the firm degree of the installation of valve rod is high, the valve rod good stability.
The accompanying drawing explanation
Fig. 1 is the overall structure sectional view of this upper-mounting type ball valve.
Fig. 2 is the enlarged view in this upper-mounting type ball valve Figure 1A zone.
Fig. 3 is the plan view of this upper-mounting type ball valve rotary part.
In figure, 1, valve body; 1a, feed-water end; 1b, waterexit end; 1c, inner chamber; 1c1, locating slot one; 1c2, locating slot two; 2, spool; 3, valve rod; 3a, ring-shaped step; 3b, annular gear edge; 4, mounting hole; 4a, annular slot; 4b, annular shoulder block; 5, jump ring; 6, annular gasket; 6a, inclined-plane; 7, O type circle; 8, rotary part; 8a, swivelling chute; 8b, annular groove; 9, ring washer; 10, seal ring one; 10a, positioning part one; 11, seal ring two; 11a, positioning part two; 12, blocking cap; 12a, open portion; 13, hoist cable; 14, rubber pad.
Embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, this upper-mounting type ball valve comprises valve body 1, spool 2, valve rod 3 and blocking cap 12.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has more been used valve body 1, feed-water end 1a, waterexit end 1b, inner chamber 1c, locating slot one 1c1, locating slot two 1c2, spool 2, valve rod 3, ring-shaped step 3a, the annular gear is along 3b, mounting hole 4, annular slot 4a, annular shoulder block 4b, jump ring 5, annular gasket 6, inclined-plane 6a, O type circle 7, rotary part 8, swivelling chute 8a, annular groove 8b, ring washer 9, seal ring 1, positioning part one 10a, seal ring 2 11, positioning part two 11a, blocking cap 12, open portion 12a, hoist cable 13, rubber pad 14 terms such as grade, but do not get rid of the possibility of using other term.Using these terms is only in order to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (10)
1. a upper-mounting type ball valve, comprise valve body (1), spool (2) and valve rod (3), described valve body (1) one end is feed-water end (1a), the other end is waterexit end (1b), the middle inner chamber (1c) for all being connected with feed-water end (1a) and waterexit end (1b), it is characterized in that, described valve body (1) is monolithic construction, the sidepiece of described valve body (1) has the mounting hole (4) be connected with described valve body (1) inner chamber (1c), the internal diameter of described mounting hole (4) is slightly larger than the diameter of described spool (2), described spool (2) is arranged in valve body (1) inner chamber (1c), described valve rod (3) is positioned at mounting hole (4), there is annular slot (4a) on the madial wall of described mounting hole (4), be provided with jump ring (5) in described annular slot (4a), described jump ring (5) is connected on valve rod (3) valve rod (3) is axially fixed in mounting hole (4).
2. a kind of upper-mounting type ball valve according to claim 1, it is characterized in that, the edge on described valve rod (3) top has ring-shaped step (3a), described ring-shaped step (3a) locates to be provided with annular gasket (6), the inclined-plane (6a) of the upper surface of described annular gasket (6) for tilting, described jump ring (5) is connected on inclined-plane (6a).
3. a kind of upper-mounting type ball valve according to claim 1, it is characterized in that, have annular shoulder block (4b) on the madial wall of described mounting hole (4), have laterally the annular gear week of described valve rod (3) along (3b), described annular gear is resisted against on described annular shoulder block (4b) along (3b).
4. according to claim 1 or 2 or 3 described a kind of upper-mounting type ball valves, it is characterized in that, between the madial wall of described valve rod (3) and mounting hole (4), there is O type circle (7).
5. according to claim 1 or 2 or 3 described a kind of upper-mounting type ball valves, it is characterized in that thering is rotary part (8) on the end face of described valve rod (3), there is swivelling chute (8a) on described rotary part (8).
6. a kind of upper-mounting type ball valve according to claim 5, it is characterized in that, the week of described rotary part (8) has annular groove (8b) laterally, is provided with ring washer (9) in described annular groove (8b), and described ring washer (9) leans with jump ring (5).
7. according to claim 1 or 2 or 3 described a kind of upper-mounting type ball valves, it is characterized in that, also have seal ring one (10) and seal ring two (11) in described valve body (1) inner chamber (1c), described seal ring one (10) and seal ring two (11) are positioned at the both sides of spool (2).
8. a kind of upper-mounting type ball valve according to claim 7, it is characterized in that, described valve body (1) feed-water end (1a) has locating slot one (1c1) with inner chamber (1c) place of being connected, described valve body (1) waterexit end (1b) has locating slot two (1c2) with inner chamber (1c) place of being connected, there is positioning part one (10a) on described seal ring one (10), described positioning part one (10a) is positioned at locating slot one (1c1), have positioning part two (11a) on described seal ring two (11), described positioning part two (11a) is positioned at locating slot two (1c2).
9. according to claim 1 or 2 or 3 described a kind of upper-mounting type ball valves, it is characterized in that, described upper-mounting type ball valve also comprises blocking cap (12), has open portion (12a) on described blocking cap (12), and described open portion (12a) is complementary with swivelling chute (8a).
10. a kind of upper-mounting type ball valve according to claim 9, it is characterized in that, described blocking cap (12) is connected with valve body (1) by hoist cable (13), is provided with rubber pad (14) in described blocking cap (12), and described blocking cap (12) can shutoff mounting hole (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201320449723 CN203363258U (en) | 2013-07-25 | 2013-07-25 | Top-assembling type spherical valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320449723 CN203363258U (en) | 2013-07-25 | 2013-07-25 | Top-assembling type spherical valve |
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CN203363258U true CN203363258U (en) | 2013-12-25 |
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CN 201320449723 Expired - Lifetime CN203363258U (en) | 2013-07-25 | 2013-07-25 | Top-assembling type spherical valve |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105587878A (en) * | 2014-10-21 | 2016-05-18 | 富鼎电子科技(嘉善)有限公司 | Regulating valve |
CN109707866A (en) * | 2019-01-25 | 2019-05-03 | 浙江科博电器有限公司 | A kind of flow control valve |
-
2013
- 2013-07-25 CN CN 201320449723 patent/CN203363258U/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105587878A (en) * | 2014-10-21 | 2016-05-18 | 富鼎电子科技(嘉善)有限公司 | Regulating valve |
CN109707866A (en) * | 2019-01-25 | 2019-05-03 | 浙江科博电器有限公司 | A kind of flow control valve |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170314 Address after: Yuhuan County dragon Township fishing village of Taizhou city in Zhejiang province 317609 Patentee after: ZHEJIANG WANDEKAI FLUID EQUIPMENT TECHNOLOGY Co.,Ltd. Address before: 317609 Yuhuan County fishing village, Zhejiang, Taizhou Patentee before: ZHEJIANG WANDEKAI COPPER INDUSTRY CO.,LTD. |
|
TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20131225 |
|
CX01 | Expiry of patent term |