CN202756659U - Ball valve capable of fast measuring pressure in a static and dynamic mode - Google Patents
Ball valve capable of fast measuring pressure in a static and dynamic mode Download PDFInfo
- Publication number
- CN202756659U CN202756659U CN201220468832.2U CN201220468832U CN202756659U CN 202756659 U CN202756659 U CN 202756659U CN 201220468832 U CN201220468832 U CN 201220468832U CN 202756659 U CN202756659 U CN 202756659U
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- spool
- valve
- joint body
- ball valve
- axis hole
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Abstract
The utility model discloses a ball valve capable of fast measuring pressure in a static and dynamic mode. The ball valve comprises a valve body (1), a valve core (2), a valve rod (3) and a handle (4). A first protruding neck (1.1) with a first shaft hole (1.2) is arranged on the valve body. The valve core is arranged in the valve body (1) in a rotating mode. The valve rod (3) is arranged in the first protruding neck (1.1), and two ends of the valve rod are respectively connected with the valve core (2) and the handle (4). The valve body is further provided with a second protruding neck (1.3) with a second shaft hole (1.4). The second protruding neck is connected with a pressure-measuring joint (5) which can only be opened in one way. When the valve core is closed, the second shaft hole (1.4) is communicated with an internal channel (3.2) of the valve core (2). A through hole (3.1) is arranged in the side wall of the valve core. When the valve core is opened, the through hole (3.1) is communicated with the second shaft hole and the internal channel (3.2) of the valve core (2). When the valve core (2) is closed, the through hole (3.1) is communicated with a water inlet end (1.5) of the valve body (1) and the internal channel of the valve core (2). The ball valve can measure pressure of fluid in a pipeline when the valve core is opened and closed.
Description
Technical field
The utility model relates to valve technology field, relates to or rather dynamically equal quick ball valve of pressure measurement of a kind of static state.
Background technique
The ball valve valve that to be spool driven and rotated around the axis of valve rod by valve rod.Be mainly used in blocking or connect the medium in the pipeline, also can be used for adjusting and the control of fluid.Current, ball valve has been widely used in the industrial fields such as civil area and oil, chemical industry, and particularly in the civil area, ball valve is as controlling component main in residential building water supply, heating, the gas supply pipe system.
The ball valve that present major part is used does not all have the Quick Measuring compression functions, can't realize the measurement to the manifold pressure size, and the Safety performance of ball valve is not high.The patent No. is that ZL201120208758.6, name are called " fast the kitchen range of pressure measurement front valve assembly " and disclose a kind of technological scheme, valve can carry out pressure measurement to the fluid in the pipeline before this kitchen range when spool is opened fully, measures the size variation of pipeline fluid pressure.But also there is defective in valve before this kind kitchen range, and this valve can't carry out pressure measurement to the fluid in the pipeline when spool is closed, can't know whether spool fluid leakage occurs in the situation of closing situation, still has the not high problem of ball valve Safety performance.
The model utility content
The technical problems to be solved in the utility model is, a kind of static dynamically equal quick ball valve of pressure measurement that can both carry out pressure measurement to the fluid in the pipeline when the spool opening and closing is provided.
Technical solution of the present utility model is, a kind of static dynamically equal quick ball valve of pressure measurement with following structure is provided, and comprises valve body, spool, valve rod and handle; Described valve body is provided with the first protruding neck with the first axis hole; Described spool is located in the described valve body rotationally; Described valve rod is located in the described first protruding neck and the two ends of valve rod are connected with handle with spool respectively; Also be provided with the second protruding neck with the second axis hole on the described valve body; Be connected with on the described second protruding neck can only unidirectional unlatching pressure measuring tie-in; When spool is closed, described the second axis hole and the conducting of spool internal channel; Offer on the sidewall of described spool when this spool is opened and the second axis hole and the conducting of spool internal channel, when spool is closed and the through hole of valve inleting water end and the conducting of spool internal channel.
After adopting above structure, static state of the present utility model is equal quick ball valves of pressure measurement dynamically, compared with prior art, have the following advantages:
Since static state of the present utility model dynamically all fast the valve body of the ball valve of pressure measurement be provided with the second protruding neck, connect pressure measuring tie-in on the second protruding neck, spool is provided with through hole; When spool is opened, described through hole and the second axis hole and the conducting of spool internal channel, spool internal channel, through hole and the second axis hole just form a passage like this, as long as pressure measuring tool is connected on the pressure measuring tie-in, just can open pressure measuring tie-in, pressure measuring tool just can carry out quick pressure measurement to the fluid in the pipeline, and is very easy to use; When spool is closed, described through hole and valve inleting water end and the conducting of spool internal channel, described the second axis hole and the conducting of spool internal channel, valve inleting water end, through hole, spool internal channel and the second axis hole form a passage like this, as long as pressure measuring tool is connected on the pressure measuring tie-in, just can open pressure measuring tie-in, pressure measuring tool just can carry out quick pressure measurement to the fluid in the pipeline, uses also very convenient.In sum, ball valve of the present utility model can all can carry out pressure measurement when spool is opened and opened, can when opening, measure spool like this pressure size variation of pipeline inner fluid, whether the fluid that also can measure in the pipeline when spool is closed has leakage, can improve the Safety performance of ball valve.
As a kind of improvement of the present utility model, described pressure measuring tie-in comprises joint body, core bar and the return spring of hollow; The bottom of described joint body is connected with the described second protruding neck, and described core bar is contained in the described joint body and the bottom of core bar is contained in the second axis hole; Described return spring is supported between the diapire and core bar bottom of joint body; The middle part of described joint body inwardly protrudes out the formation bulge loop; Described core bar middle part is provided with the sealing plug that top is conical surface, and the conical surface of described sealing plug is used for being against this bulge loop of sealing on the described bulge loop.After adopting this kind structure, when pressure measuring tool is connected with pressure measuring tie-in, the lower end of pressure measuring tool can be with core bar toward pressing down, the conical surface of sealing plug will leave bulge loop like this, fluid in the pipeline is flowed out between sealing plug and bulge loop, flow in the pressure measuring tool, pressure measuring tool just can carry out pressure measurement to the fluid in the pipeline; When withdrawing pressure measuring tool, under the effect of return spring, described core bar can move upward, and the conical surface of sealing plug is against this bulge loop of sealing on the bulge loop again, and the fluid in the pipeline just can not flow out again, and is very easy to use.
As another kind of improvement the of the present utility model, the upper end of described joint body is connected with dustproof end cap.After adopting this kind structure, described dustproof end cap can play dustproof antifouling effect.
Also have a kind of improvement as of the present utility model, be provided with sealing gasket between described dustproof end cap and the joint body upper end.After adopting this kind structure, with the tightness that is connected between guaranteeing on dustproof end cap and the joint body.
Description of drawings
Fig. 1 is dynamically equal quick sectional structure schematic representation of the ball valve of pressure measurement of static state of the present utility model.
Fig. 2 is dynamically equal quick structural representation of the spool closed condition of the ball valve of pressure measurement of static state of the present utility model.
Fig. 3 is dynamically equal quick structural representation of the spool opening state of the ball valve of pressure measurement of static state of the present utility model.
Fig. 4 is dynamically equal quick explosive view of the ball valve of the ball valve of pressure measurement of static state of the present utility model.
Fig. 5 is dynamically equal quick sectional structure schematic representation of the joint body of the ball valve of pressure measurement of static state of the present utility model.
Shown in the figure: 1, valve body, the 1.1, first protruding neck, the 1.2, first axis hole, the 1.3, second protruding neck, 1.4, the second axis hole, 1.5, feed-water end, 2, spool, 2.1, through hole, 2.2, passage, 3, valve rod, 4, handle, 5, pressure measuring tie-in, 5.1, joint body, 5.1.1, bulge loop, 5.2, core bar, 5.3, return spring, 5.4, sealing plug, 5.4.1, conical surface, 5.5, dustproof end cap, 5.6, sealing gasket.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
See also Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, static state of the present utility model dynamically all fast the ball valve of pressure measurement comprise valve body 1, spool 2, valve rod 3 and handle 4.Described valve body 1 is provided with the first protruding neck 1.1 with the first axis hole 1.2.Described spool 2 is located in the described valve body 1 rotationally.Described valve rod 3 is located in the described first protruding neck 1.1 and are connected with handle with spool 2 respectively and are connected in the two ends of valve rod 3.
Also be provided with the second protruding neck 1.3 with the second axis hole 1.4 on the described valve body 1.Be connected with on the described second protruding neck 1.3 can only unidirectional unlatching pressure measuring tie-in 5.When spool 2 is closed, described the second axis hole 1.4 and 3.2 conductings of spool 2 internal channels.Offer on the sidewall of described spool 2 when this spool 2 is opened and the second axis hole 1.4 and 3.2 conductings of spool 2 internal channels, when spool 2 is closed and the through hole 3.1 of valve body 1 feed-water end 1.5 and 3.2 conductings of spool 2 internal channels, be that described through hole 3.1 is perpendicular with spool 2 internal channels 3.2, when spool 2 is opened, spool 2 is driven by valve rod 3 and rotates described through hole 3.1 towards the second axis hole 1.4, thereby so that through hole 3.1 and the second axis hole 1.4 and 3.2 conductings of spool 2 internal channels; When spool 2 was closed, spool 2 was driven by valve rod 3 and rotates described through hole 3.1 towards valve body 1 feed-water end 1.5, thus so that through hole 3.1 and valve body 3 feed-water ends 1.5 and 3.2 conductings of spool 2 internal channels.
Described pressure measuring tie-in 5 comprises joint body 5.1, core bar 5.2 and the return spring 5.3 of hollow.The bottom of described joint body 5.1 is connected with the described second protruding neck 1.3, and described core bar 5.2 is contained in the described joint body 5.1 and the bottom of core bar 5.2 is contained in the second axis hole 1.4.Described return spring 5.3 is supported between the diapire and core bar 5.2 bottoms of joint body 5.1.The middle part of described joint body 5.1 inwardly protrudes out and forms bulge loop 5.1.1.Described core bar 5.2 middle parts are provided with the sealing plug 5.4 that top is conical surface 5.4.1, and the conical surface 5.4.1 of described sealing plug 5.4 is used for being against this bulge loop of the upper sealing of described bulge loop 5.1.1 5.1.1.The upper end of described joint body 5.1 is connected with dustproof end cap 5.5, is provided with sealing gasket 5.6 between described dustproof end cap 5.5 and joint body 5.1 upper ends.
When spool 2 was opened, described through hole 3.1 was towards the second axis hole 1.4, described through hole 3.1 and the second axis hole 1.4 and 3.2 conductings of spool 2 internal channels, and spool 2 internal channels 3.2, through hole 3.1 and the second axis hole 1.4 just form a passage like this.Pressure measuring tool is connected with pressure measuring tie-in 5, the lower end of pressure measuring tool can be with core bar 5.2 toward pressing down, the conical surface 5.4.1 of sealing plug 5.4 will leave bulge loop 5.1.1 like this, fluid in the pipeline is flowed out between sealing plug 5.4 and bulge loop 5.1.1, flow in the pressure measuring tool, pressure measuring tool just can carry out pressure measurement to the fluid in the pipeline.When withdrawing pressure measuring tool, under the effect of return spring 5.3, described core bar 5.2 can move upward, and the conical surface 5.4.1 of sealing plug 5.4 is against this bulge loop of the upper sealing of bulge loop 5.1.1 5.1.1 again, and the fluid in the pipeline just can not flow out again.
When spool 2 is closed, described through hole 3.1 is towards valve body 1 feed-water end 1.5, described through hole 3.1 and valve body 1 feed-water end 1.5 and 3.2 conductings of spool 2 internal channels, described the second axis hole 1.4 and 3.2 conductings of spool 2 internal channels, valve body 1 feed-water end 1.5, through hole 3.1, spool 2 internal channels and the second axis hole 1.4 form a passage like this, as long as pressure measuring tool is connected on the pressure measuring tie-in 5, just can open pressure measuring tie-in 5, pressure measuring tool just can carry out quick pressure measurement to the fluid in the pipeline, the pressure measurement process is caught up with and is stated equally, repeats no more.
Claims (4)
1. the dynamic equal quick ball valve of pressure measurement of a static state comprises valve body (1), spool (2), valve rod (3) and handle (4); Described valve body (1) is provided with the first protruding neck (1.1) with the first axis hole (1.2); Described spool (2) is located in the described valve body (1) rotationally; Described valve rod (3) is located in the described first protruding neck (1.1) and the two ends of valve rod (3) are connected 4 with spool (2) with handle respectively) be connected; It is characterized in that: also be provided with the second protruding neck (1.3) with the second axis hole (1.4) on the described valve body (1); Be connected with on the described second protruding neck (1.3) can only unidirectional unlatching pressure measuring tie-in (5); Spool (2) is when closing, described the second axis hole (1.4) and spool (2) internal channel (3.2) conducting; Offer on the sidewall of described spool (2) when this spool (2) is opened and the second axis hole (1.4) and spool (2) internal channel (3.2) conducting, at spool (2) when closing and the through hole (3.1) of valve body (1) feed-water end (1.5) and spool (2) internal channel (3.2) conducting.
2. the dynamic equal quick ball valve of pressure measurement of static state according to claim 1, it is characterized in that: described pressure measuring tie-in (5) comprises joint body (5.1), core bar (5.2) and the return spring (5.3) of hollow; The bottom of described joint body (5.1) is connected with the described second protruding neck (1.3), and described core bar (5.2) is contained in the described joint body (5.1) and the bottom of core bar (5.2) is contained in the second axis hole (1.4); Described return spring (5.3) is supported between the diapire and core bar (5.2) bottom of joint body (5.1); The middle part of described joint body (5.1) inwardly protrudes out and forms bulge loop (5.1.1); Described core bar (5.2) middle part is provided with the sealing plug that top is conical surface (5.4.1) (5.4), and the conical surface (5.4.1) of described sealing plug (5.4) is used for being against the upper sealing of described bulge loop (5.1.1) this bulge loop (5.1.1).
3. the dynamic equal quick ball valve of pressure measurement of static state according to claim 2, it is characterized in that: the upper end of described joint body (5.1) is connected with dustproof end cap (5.5).
4. the dynamic equal quick ball valve of pressure measurement of static state according to claim 3 is characterized in that: be provided with sealing gasket (5.6) between described dustproof end cap (5.5) and joint body (5.1) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220468832.2U CN202756659U (en) | 2012-09-14 | 2012-09-14 | Ball valve capable of fast measuring pressure in a static and dynamic mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220468832.2U CN202756659U (en) | 2012-09-14 | 2012-09-14 | Ball valve capable of fast measuring pressure in a static and dynamic mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202756659U true CN202756659U (en) | 2013-02-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220468832.2U Expired - Lifetime CN202756659U (en) | 2012-09-14 | 2012-09-14 | Ball valve capable of fast measuring pressure in a static and dynamic mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202756659U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020534A (en) * | 2015-07-29 | 2015-11-04 | 河南中托力合化学有限公司 | Protecting device for condensate drain valves of oil storage tank |
-
2012
- 2012-09-14 CN CN201220468832.2U patent/CN202756659U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020534A (en) * | 2015-07-29 | 2015-11-04 | 河南中托力合化学有限公司 | Protecting device for condensate drain valves of oil storage tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130227 |
|
| CX01 | Expiry of patent term |