CN207880170U - A kind of ball-cock assembly - Google Patents
A kind of ball-cock assembly Download PDFInfo
- Publication number
- CN207880170U CN207880170U CN201820187441.0U CN201820187441U CN207880170U CN 207880170 U CN207880170 U CN 207880170U CN 201820187441 U CN201820187441 U CN 201820187441U CN 207880170 U CN207880170 U CN 207880170U
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- China
- Prior art keywords
- spool
- ball
- valve body
- baffle
- ring
- Prior art date
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Abstract
The utility model provides a kind of ball-cock assembly, belongs to field of mechanical technique.It solves the problems such as existing ball-cock assembly stability in use is poor.This ball-cock assembly, including valve body and floating ball, the spool coordinated with valve body is provided in valve body, spool can move up and down in valve body, the upper end of spool is connect with floating ball, there is the baffle being located at below spool in valve body, be provided with limbers on baffle, limbers is located at the outside of projection of the spool on baffle.This ball-cock assembly can improve the stability used.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of ball-cock assembly.
Background technology
Water tank is the container for storing domestic water, is connected with water inlet pipe and outlet pipe on water tank, tap water by into
Water pipe enters in water tank, is flowed out from water tank by outlet pipe and supplies urbanite water consumption.
Chinese patent literature discloses a kind of float ball shutoff conjoined valve [application number：200620118498.2 publication number：
2921474Y], including fixinig plate, adjusting rod, floating ball, pull rod, valve body, valve body include valve body set, sealing ring, core bar, core,
Core mounting hole, valve body set are divided into upper cover, lower cover and body, and upper cover is tightly connected with body, and upper cover includes upper cover pipe, upper cover
Sealing ring is arranged in edge, upper cover rim inside, and core mounting hole is arranged on upper cover inside pipe wall, and core bar passes through core mounting hole, with
Core connects；Pull rod one end connect the other end with floating ball lower end and is connect with the core bar on valve body, and floating ball upper end connects with adjusting rod
It connects, adjusting rod and fixinig plate nested encryptions.
Float ball shutoff conjoined valve is connected to the lower end of water tank, and lower cover is connect with water inlet pipe, and water enters from the lower port of lower cover
It into valve body, is then flowed into water tank from the upper port of upper cover, the water in water tank constantly increases and holds up floating ball, and floating ball is drawn
Dynamic core bar makes core rise, when core is resisted against on sealing ring, valve body closing, and the water filling no longer into water tank.When in water tank
Water level decreasing when, floating ball declines under the effect of gravity, and core declines, and core detaches with sealing ring, and water is from lower cover
It back flows back into babinet.
In float ball shutoff conjoined valve, water directly impacts core when being flowed into from the lower port of lower cover, can if hydraulic pressure is very big
Can core can be impacted with sealing ring against, cause water tank cannot normal water filling, to reduce float ball shutoff conjoined valve use
Stability.
Invention content
The purpose of this utility model is in view of the above-mentioned problems existing in the prior art, it is proposed that a kind of ball-cock assembly, solution
Technical problem is the stability for how improving ball-cock assembly and using.
The purpose of this utility model can be realized by following technical proposal：
A kind of ball-cock assembly, including valve body and floating ball are provided with the spool coordinated with valve body, the spool energy in the valve body
Enough to move up and down in valve body, the upper end of the spool is connect with floating ball, which is characterized in that is had in the valve body and is located at spool
The baffle of lower section is provided with limbers on the baffle, and the limbers is located at the outside of projection of the spool on baffle.
Valve body is mounted on water tank, the lower end of valve body connects water inlet pipe, water from the lower port of valve body by limbers into
Enter into valve body.When the water level in water tank is not high, spool pull-up, spool will not be located on the upper surface of baffle by floating ball, by
It is located at the outside of projection of the spool on baffle in limbers, it is small to the impact of spool when water is entered from limbers in valve body,
Reduce the possibility that the water slug spool flowed up closes ball-cock assembly, to improve the stability that ball-cock assembly uses.
In above-mentioned ball-cock assembly, there is the baffle ring in a ring of protrusion, the limbers on the upper surface of the baffle
Positioned at the outside of baffle ring, the spool can enter in the endoporus of baffle ring.
When water level in water tank is not high, spool enters in the endoporus of baffle ring, water from limbers by when, baffle ring is to valve
Core has protective effect, reduces impact of the flow to spool, improves the stability that ball-cock assembly uses.
In above-mentioned ball-cock assembly, spring is provided between the valve body and spool, the spring can drive spool to make
Spool is resisted against on the upper surface of baffle.
When water level in water tank is not high, floating ball is unable to pull-up spool, and spool can be resisted against gear under the action of the spring
On the upper surface of plate.Spring has downward active force to spool, it is possible to reduce the water slug valve flowed up by limbers
The possibility that core closes ball-cock assembly improves the stability that ball-cock assembly uses.
In above-mentioned ball-cock assembly, the spool includes core, and pull rod, the valve are provided on the upper surface of the core
It is internal that also there is the butting section being located above spool, perforation is provided on the butting section, the pull rod is after perforation and floating
Ball connects, and guide rod is provided on the lower face of the core, and pilot hole is provided on the baffle, and the guide rod is passed through and led
Xiang Kong.
Pull rod and perforation and guide rod and pilot hole all have limition orientation effect, and spool is made to move up and down in valve body
During will not occur overturn and tilt, ensure spool move up and down stability, be conducive to improve ball-cock assembly use it is steady
It is qualitative.Guide rod and pull rod may be fixedly attached on core, can also be integrally formed on core.
In above-mentioned ball-cock assembly, the spool further includes flexible sealing element in a ring, the core it is upper
The fixed ring in a ring on end face with protrusion, has annular groove on the lateral surface of the fixed ring, the sealing element it is interior
There is annular protrusion, the sealing element is set in outside fixed ring and annular protrusion is embedded into annular groove on side.Annular protrusion
Setting with annular groove makes sealing element fixation, is conducive to the long-time service of ball-cock assembly.
There is boss in a ring, the boss to be located at spool in above-mentioned ball-cock assembly, on the inner wall of the valve body
Top has the sealing ring in a ring of protrusion on the lower face of the boss, and the upper surface of the sealing element can be resisted against
On the lower face of sealing ring and form sealing.The setting of sealing ring keeps the sealing effect between sealing element and valve body good, is conducive to
The use of ball-cock assembly.
In above-mentioned ball-cock assembly, the spring is set on pull rod, and protrusion is provided on the lower face of the butting section
Fixed block, the upper surface of the fixed ring has groove, and the upper end of the spring is set on fixed block, under the spring
End is located in groove.
There is positioning action to spring in this way, can prevent spring from shifting and biasing during flexible, make to float
Ball valve uses stabilization.
Compared with prior art, the utility model has the following advantages：
Setting is located at the baffle below spool in valve body, and the limbers on baffle is located at projection of the spool on baffle
The setting in outside, baffle reduces impact of the flow to spool, improves the stability that ball-cock assembly uses.On the upper surface of baffle
Baffle ring is set, and spool can enter in the endoporus of baffle ring, and baffle ring has barrier effect, is further reduced flow and is rushed to spool
It hits, improves the stability that ball-cock assembly uses.Spring is provided between spool and valve body, spring driving spool is resisted against on baffle,
Spring can help spool to resist the impact of flow, improve the stability that ball-cock assembly uses.The top and bottom of core are set respectively
Pull rod and guide rod are set, pull rod passes through the perforation on butting section, guide rod to pass through the pilot hole on baffle, keep valve core movement steady
It is fixed；Spring is set on pull rod, and the upper end of spring is set on the fixed block of butting section, and the lower end of spring is located at the groove of core
It is interior, so that spring movement is stablized；Sealing element is fixed on by annular protrusion and annular groove on core, on valve body be arranged sealing ring with it is close
Sealing forms sealing, and ball-cock assembly sealing is made to stablize.
Description of the drawings
Fig. 1 is the structural schematic diagram of this ball-cock assembly；
Sectional view when Fig. 2 is the water inlet of this ball-cock assembly at valve body；
Fig. 3 is the sectional view at valve body when this ball-cock assembly is closed.
In figure, 1, floating ball；2, valve body；2a, baffle；2a1, limbers；2a2, baffle ring；2a3, pilot hole；2b, butting section；
2b1, perforation；2b2, fixed block；2c, boss；2c1, sealing ring；3, spool；3a, core；3a1, fixed ring；3a2, annular groove；
3a3, groove；3b, sealing element；3b1, annular protrusion；4, pull rod；5, guide rod；6, spring；7, drawstring.
Specific implementation mode
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Embodiment one
As shown in Figure 1-Figure 3, a kind of ball-cock assembly, including valve body 2 and floating ball 1, valve body 2 include valve seat and valve deck, valve seat
The lower thread of upper end and valve deck is connected and is fixed by fluid sealant.Valve chamber is provided in valve body 2, the lower end of valve body 2 is provided with
The water inlet being connected to valve chamber, the upper end of valve body 2 are provided with the water outlet being connected to valve chamber.Be provided in the valve chamber of valve body 2 with
The spool 3 that valve body 2 coordinates, spool 3 can move up and down in valve body 2, and the upper end of spool 3 is connect by drawstring 7 with floating ball 1.
There is the baffle 2a for being located at 3 lower section of spool, baffle 2a are fixed in valve body 2 on valve seat.Limbers 2a1 is provided on baffle 2a,
Limbers 2a1 is located at the outside of projection of the spool 3 on baffle 2a.There is the gear in a ring of protrusion on the upper surface of baffle 2a
Ring 2a2, limbers 2a1 are located at the outside of baffle ring 2a2, and spool 3 can enter in the endoporus of baffle ring 2a2.Limbers 2a1 can be with
It is set as multiple and is evenly distributed on the peripheral side of baffle ring 2a2, limbers 2a1 can be with circular hole, or arcuate socket.
Spool 3 includes disc-shaped core 3a, and pull rod 4 is provided on the upper surface of core 3a.Also have in valve body 2 and is located at
Perforation 2b1 is provided on the butting section 2b of 3 top of spool, butting section 2b, pull rod 4 is connect after passing through perforation 2b1 with drawstring 7.It supports
Relying part 2b is in strip, and the one or both ends of butting section 2b and the medial surface of valve deck connect.It is arranged on the lower face of core 3a
There is guide rod 5, pilot hole 2a3 is provided on baffle 2a, guide rod 5 passes through pilot hole 2a3.Guide rod 5 and pull rod 4 can be fixed
It is connected on core 3a, can also be integrally formed on core 3a.Spool 3 further includes flexible sealing element in a ring
3b has the fixed ring 3a1 in a ring of protrusion on the upper surface of core 3a, has annular groove on the lateral surface of fixed ring 3a1
3a2, there is on the medial surface of sealing element 3b annular protrusion 3b1, sealing element 3b to be set in, and fixed ring 3a1 is outer and annular protrusion 3b1
It is embedded into annular groove 3a2.There is boss 2c in a ring, boss 2c to be arranged on valve deck, boss 2c on the inner wall of valve body 2
In the sealing ring 2c1 in a ring on the top of spool 3, the lower face of boss 2c with protrusion, the upper surface energy of sealing element 3b
It is enough resisted against on the lower face of sealing ring 2c1 and forms sealing.Spring 6 is provided between valve body 2 and spool 3, spring 6 can drive
Movable valve plug 3 makes spool 3 be resisted against on the upper surface of baffle 2a.Spring 6 is set on pull rod 4, is set on the lower face of butting section 2b
It is equipped with the fixed block 2b2 of protrusion, the upper surface of fixed ring 3a1 has groove 3a3, and the upper end of spring 6 is set in fixed block 2b2
On, the lower end of spring 6 is located in groove 3a3.Spring 6 be volute spring 6, the diameter of 6 upper end of spring is small, 6 lower end of spring it is straight
Diameter is big.
When installation, valve body 2 is fixed on water tank, and floating ball 1 is located in water tank, and the lower end of valve body 2 connects water inlet pipe, water from into
Water pipe after valve body 2 by entering in water tank.As shown in Fig. 2, when the water level in water tank does not reach setting value, on floating ball 1
Drawstring 7 be in relaxed state, spool 3 is located in baffle ring 2a2 under the action of spring 6 and is resisted against the upper surface of baffle 2a
On, sealing element 3b is detached with sealing ring 2c1, and water is constantly entered from valve body 2 in water tank.As shown in figure 3, when the water level in water tank
When reaching setting value, the drawstring 7 on floating ball 1 is in tension, and floating ball 1 is under buoyancy by the past pull-up of pull rod 4, Zhi Daofa
Sealing element 3b on core 3 is resisted against on sealing ring 2c1 and is formed sealing, and ball-cock assembly is closed, and water cannot enter water tank by valve body 2
In, the water level in water tank no longer rises.After water tank discharges water, the water level decreasing in water tank, when floating ball 1 cannot hold spool 3,
Under the action of spring 6, spool 3 moves downward, and sealing element 3b leaves sealing ring 2c1, and the water in water inlet pipe back flows back into water tank
In, it is re-closing off until water level gets higher ball-cock assembly.The plate of setting gear can reduce impact of the flow to spool 3 in valve body 2, reduce
The possibility that the water slug spool 3 flowed up closes ball-cock assembly improves the stability that ball-cock assembly uses.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (7)
1. a kind of ball-cock assembly, including valve body (2) and floating ball (1), the interior spool being provided with valve body (2) cooperation of the valve body (2)
(3), the spool (3) can move up and down in valve body (2), and the upper end of the spool (3) is connect with floating ball (1), feature
It is that there is the baffle (2a) being located at below spool (3) in the valve body (2), limbers is provided on the baffle (2a)
(2a1), the limbers (2a1) are located at the outside of projection of the spool (3) on baffle (2a).
2. ball-cock assembly according to claim 1, which is characterized in that be in protrusion on the upper surface of the baffle (2a)
The baffle ring (2a2) of annular, the limbers (2a1) are located at the outside of baffle ring (2a2), and the spool (3) can enter baffle ring
In the endoporus of (2a2).
3. ball-cock assembly according to claim 1 or 2, which is characterized in that be provided between the valve body (2) and spool (3)
Spring (6), the spring (6) can drive spool (3) that spool (3) is made to be resisted against on the upper surface of baffle (2a).
4. ball-cock assembly according to claim 3, which is characterized in that the spool (3) includes core (3a), the core
It is provided with pull rod (4) on the upper surface of (3a), also there is the butting section (2b) being located above spool (3), institute in the valve body (2)
It states and is provided with perforation (2b1) on butting section (2b), the pull rod (4) passes through perforation (2b1) to be connect afterwards with floating ball (1), the core
It is provided with guide rod (5) on the lower face of body (3a), pilot hole (2a3), the guide rod (5) are provided on the baffle (2a)
Across pilot hole (2a3).
5. ball-cock assembly according to claim 4, which is characterized in that the spool (3) further include it is flexible in a ring
Sealing element (3b), there is on the upper surface of the core (3a) fixed ring (3a1) in a ring of protrusion, the fixed ring
There is annular groove (3a2) on the lateral surface of (3a1), there is annular protrusion (3b1) on the medial surface of the sealing element (3b), it is described
Sealing element (3b) is set in fixed ring (3a1) outside and annular protrusion (3b1) is embedded into annular groove (3a2).
6. ball-cock assembly according to claim 5, which is characterized in that have in a ring convex on the inner wall of the valve body (2)
Platform (2c), the boss (2c) are located at the top of spool (3), have on the lower face of the boss (2c) protrusion in a ring
The upper surface of sealing ring (2c1), the sealing element (3b) can be resisted against on the lower face of sealing ring (2c1) and form sealing.
7. ball-cock assembly according to claim 5, which is characterized in that the spring (6) is set on pull rod (4), described to support
The fixed block (2b2) of protrusion is provided on the lower face of relying part (2b), the upper surface of the fixed ring (3a1) has groove
The upper end of (3a3), the spring (6) are set on fixed block (2b2), and the lower end of the spring (6) is located in groove (3a3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820187441.0U CN207880170U (en) | 2018-02-02 | 2018-02-02 | A kind of ball-cock assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820187441.0U CN207880170U (en) | 2018-02-02 | 2018-02-02 | A kind of ball-cock assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207880170U true CN207880170U (en) | 2018-09-18 |
Family
ID=63509743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820187441.0U Expired - Fee Related CN207880170U (en) | 2018-02-02 | 2018-02-02 | A kind of ball-cock assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207880170U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748652A (en) * | 2019-10-31 | 2020-02-04 | 南通龙源电站阀门有限公司 | Vacuum die-casting stop valve of hydraulic pump |
| CN113217636A (en) * | 2021-04-01 | 2021-08-06 | 陈玉霞 | Stop valve |
-
2018
- 2018-02-02 CN CN201820187441.0U patent/CN207880170U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748652A (en) * | 2019-10-31 | 2020-02-04 | 南通龙源电站阀门有限公司 | Vacuum die-casting stop valve of hydraulic pump |
| CN110748652B (en) * | 2019-10-31 | 2021-02-23 | 南通龙源电站阀门有限公司 | Vacuum die-casting stop valve of hydraulic pump |
| CN113217636A (en) * | 2021-04-01 | 2021-08-06 | 陈玉霞 | Stop valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180918 Termination date: 20220202 |