CN207406817U - A kind of dynamic sealing low-power consumption electrical ball valve - Google Patents
A kind of dynamic sealing low-power consumption electrical ball valve Download PDFInfo
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- CN207406817U CN207406817U CN201721332647.XU CN201721332647U CN207406817U CN 207406817 U CN207406817 U CN 207406817U CN 201721332647 U CN201721332647 U CN 201721332647U CN 207406817 U CN207406817 U CN 207406817U
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- sphere
- drive rod
- housing
- link block
- locking nut
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Abstract
The utility model is related to valve body fields, disclose a kind of dynamic sealing low-power consumption electrical ball valve, it includes housing and locking nut, the sphere with cross through hole is equipped in housing, sphere rotates connection feed pathway, the upside of sphere is equipped with the drive rod being connected with external power source, and drive rod bottom, which is equipped with, can reduce sphere and the micro-adjusting mechanism of drive rod central point deviation, and drive rod is connected by micro-adjusting mechanism with sphere and is driven by micro-adjusting mechanism.The utility model is by setting link block and the opposite central point for sliding to adjust drive rod and sphere between block and sphere, link block and drive rod that is connected, so as to solve the problems, such as sphere friction excessive with sealing surface generation when central point deviate；Drive rod is sealed with link block room machine, and sealing is subject to such environmental effects smaller, longer life expectancy；By sealing ring resetting spring is coordinated to be formed with sphere to seal, friction between the two is reduced, so as to reduce the loss of energy.
Description
Technical field
The utility model is related to valve body field more particularly to a kind of dynamic sealing low-power consumption electrical ball valves.
Background technology
At present, ball valve is widely used in petroleum refining, long-distance transport pipes, chemical industry, papermaking, pharmacy, water conservancy, electric power, city
The industries such as political affairs, steel occupy very important status in national economy.It has the action being rotated by 90 °, and faucet body is ball
Body has circular through hole or passage by its axis, and ball valve of the prior art has the following problems：
1. work in-process easily generate error cause the central point of valve rod and sphere offset so as to cause rotate when sphere with
The friction of sealing surface is excessive, influences sealing performance and service life.
2. using O-shaped rubber seal before drive rod sealing, rubber is very short in such environmental longevity, can not be long-term
It uses.
3. the sealing of ball valve could be sealed by the package of polytetrafluoroethylene (PTFE) tightly, but tightly environmental sealing can generate
Very big frictional force causes power consumption excessive.
The content of the invention
The utility model is directed to the problems of the prior art, provides a kind of dynamic sealing low-power consumption electrical ball valve.
In order to solve the above-mentioned technical problem, the utility model is addressed by following technical proposals：
A kind of dynamic sealing low-power consumption electrical ball valve, including housing and locking nut, housing is detachable with locking nut
Connection, housing are hollow structure and form inlet with locking nut, and the sphere with cross through hole, sphere are equipped in housing
It rotating so that through hole connects to form feed pathway with inlet, the upside of sphere is equipped with the drive rod being connected with external power source,
Drive rod bottom, which is equipped with, can reduce sphere and the micro-adjusting mechanism of drive rod central point deviation, and drive rod passes through micro-adjusting mechanism with sphere
It connects and is driven by micro-adjusting mechanism, the bottom of housing is equipped with cylindrical groove, and spring is arranged in cylindrical groove, and steel ball is located at spring
Top and the bottom for acting on sphere.
Preferably, micro-adjusting mechanism includes link block, the top of sphere is equipped with to install the first sliding groove of link block, even
Connecing block can slide in the first sliding groove, and the top of link block is equipped with the second sliding slot, and the bottom of drive rod is extend into the second sliding slot,
Link block can be slided with respect to drive rod, and the angle between the first sliding groove and the second sliding slot is 90 °.Drive rod rotate when, link block with
Drive rod is opposite to be slided, sphere slip opposite with link block it is achieved thereby that be adjusted to the position in sphere horizontal direction,
Solve the problems, such as that central point offset is brought.
Preferably, the section of the second sliding slot is more than top margin length for isosceles trapezoid and base length, drive rod is equipped with
With the slide head of the second sliding slot cooperation.
Preferably, slide head is located at the bottom center of drive rod, drive rod bottom outer rim and link block room machine are close
Envelope.Mechanical seal is subject to such environmental effects smaller, convenient for long-time service.
Preferably, it is close that the polytetrafluoroethylene (PTFE) with arcwall face is equipped between locking nut and sphere, between housing and sphere
Seal, the teflin ring between locking nut and sphere are fixed on locking nut, the polytetrafluoro between housing and sphere
Ethylene sealing ring is connected by resetting spring with housing, and two sealing rings contact to form sealing with spherome surface.
Preferably, between housing left end end and locking nut, between drive rod and inner walls, the polytetrafluoroethylene (PTFE) in left side
Sealing ring is equipped between sealing ring and locking nut.Sealing ring is for sealing everywhere.
The utility model employs above scheme and has the advantages that：
The utility model is by setting link block and be connected between block and sphere, link block and drive rod opposite slides
The central point of drive rod and sphere is adjusted, excessive friction is generated with sealing surface due to central point deviates so as to solve sphere
The problem of；Drive rod is sealed with link block room machine, and sealing is subject to such environmental effects smaller, longer life expectancy；By carrying arc
The teflin ring cooperation resetting spring in shape face is formed with sphere to be sealed, and friction between the two is reduced, so as to reduce
The loss of energy.
Description of the drawings
Fig. 1 is the sectional view of the utility model.
Fig. 2 is the scheme of installation of drive rod, link block and sphere.
Reference numeral is described as follows：1-housing, 2-locking nut, 3-drive rod, 4-sphere, 5-cylindrical groove,
6-spring, 7-steel ball, 8-link block, 9-slide head, 10-teflin ring, 11-resetting spring, 12-the
Two sliding slots, 13-the first sliding groove, 14-sealing ring.
Specific embodiment
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Embodiment
A kind of dynamic sealing low-power consumption electrical ball valve, as Figure 1-Figure 2, including housing 1 and locking nut 2, housing 1
It is detachably connected with locking nut 2, housing 1 is hollow structure and forms inlet with locking nut 2, and band is equipped in housing 1
Have a sphere 4 of cross through hole, sphere 4 rotates so that through hole connects to form feed pathway with inlet, the upside of sphere 4 equipped with
The drive rod 3 of external power source connection, 3 bottom of drive rod are equipped with the fine tuning that can reduce 3 central point deviation of sphere 4 and drive rod
Mechanism, drive rod 3 are connected by micro-adjusting mechanism with sphere 4 and are driven by micro-adjusting mechanism, and the bottom of housing 1 is equipped with cylindrical groove
5, spring 6 is arranged in cylindrical groove 5, and steel ball 7 is located at the top of spring 6 and acts on the bottom of sphere 4.
Micro-adjusting mechanism includes link block 8, and the top of sphere 4 is equipped with to install the first sliding groove 13 of link block 8, connection
Block 8 can slide in the first sliding groove 13, and the top of link block 8 is equipped with the second sliding slot 12, and the bottom of drive rod 3 extend into the second cunning
In slot 12, link block 8 can be slided with respect to drive rod 3, and the angle between 13 and second sliding slot 12 of the first sliding groove is 90 °.
The section of second sliding slot 12 is more than top margin length for isosceles trapezoid and base length, and drive rod 3 is equipped with and second
The slide head 9 that sliding slot 12 coordinates, slide head 9 are located at the bottom center of drive rod 3,3 bottom outer rim of drive rod and link block 8
Room machine seals.
The teflin ring with arcwall face is equipped between locking nut 2 and sphere 4, between housing 1 and sphere 4
10, the teflin ring 10 between locking nut 2 and sphere 4 is fixed on locking nut 2, between housing 1 and sphere 4
Teflin ring 10 is connected by resetting spring 11 with housing 1, two sealing rings 10 contacted with 4 surface of sphere to be formed it is close
Envelope.
Between 1 left end end of housing and locking nut 2, between 1 inner wall of drive rod 3 and housing, the teflon seal in left side
Sealing ring 14 is equipped between circle 10 and locking nut 2.
Operation principle：When the spherical shape of the central axes of drive rod 3 and sphere 4 is not in same straight line, drive rod 3 rotates band
The dynamic rotation of sphere 4 can touch side wall, and sphere 4 is subject to the pressure of side wall at this time, and the first sliding groove 13 is with 12 angle of the second sliding slot
90 °, therefore the pressure can be regarded as to making a concerted effort for both direction component, the direction of the two component is respectively along 13 side of the first sliding groove
To and 12 direction of the second sliding slot, promote sphere 4 along 13 direction of the first sliding groove with respect to link block 8 along the component of the first sliding groove 13
It slides, sphere 4 and link block 8 is promoted together along the direction of the second sliding slot 12 with respect to drive rod 3 along the component of the second sliding slot 12
It slides, two above movement is carried out at the same time in actual use, so as to ensure that in the central axes of drive rod 3 and sphere 4
Heart point is located on the same line.
Claims (6)
1. a kind of dynamic sealing low-power consumption electrical ball valve, including housing (1) and locking nut (2), housing (1) and locking nut
(2) it is detachably connected, housing (1) is hollow structure and forms inlet with locking nut (2), is equipped with and carries in housing (1)
The sphere (4) of cross through hole, sphere (4) rotates so that through hole connects to form feed pathway with inlet, it is characterised in that：Sphere
(4) upside is equipped with the drive rod (3) being connected with external power source, and drive rod (3) bottom, which is equipped with, can reduce sphere (4) and driving
The micro-adjusting mechanism of bar (3) central point deviation, drive rod (3) are connected by micro-adjusting mechanism with sphere (4) and are passed by micro-adjusting mechanism
Dynamic, the bottom of housing (1) is equipped with cylindrical groove (5), and spring (6) is arranged in cylindrical groove (5), and steel ball (7) is located at the top of spring (6)
It holds and acts on the bottom of sphere (4).
2. a kind of dynamic sealing low-power consumption electrical ball valve according to claim 1, it is characterised in that：Micro-adjusting mechanism includes connecting
Block (8) is connect, the top of sphere (4) is equipped with to install the first sliding groove (13) of link block (8), and link block (8) can be slided first
It is slided in slot (13), the top of link block (8) is equipped with the second sliding slot (12), and the bottom of drive rod (3) extend into the second sliding slot
(12) in, link block (8) can be slided with respect to drive rod (3), and the angle between the first sliding groove (13) and the second sliding slot (12) is 90 °.
3. a kind of dynamic sealing low-power consumption electrical ball valve according to claim 2, it is characterised in that：Second sliding slot (12)
Section is more than top margin length for isosceles trapezoid and base length, and drive rod (3) is equipped with the slip with the second sliding slot (12) cooperation
Head (9).
4. a kind of dynamic sealing low-power consumption electrical ball valve according to claim 3, it is characterised in that：Slide head (9) is located at
At the bottom center of drive rod (3), drive rod (3) bottom outer rim is sealed with link block (8) room machine.
5. a kind of dynamic sealing low-power consumption electrical ball valve according to claim 1, it is characterised in that：Locking nut (2) with
Between sphere (4), the teflin ring (10) with arcwall face, locking nut are equipped between housing (1) and sphere (4)
(2) teflin ring (10) between sphere (4) is fixed on locking nut (2), between housing (1) and sphere (4)
Teflin ring (10) is connected by resetting spring (11) with housing (1), two sealing rings (10) and sphere (4) surface
Contact forms sealing.
6. a kind of dynamic sealing low-power consumption electrical ball valve according to claim 1, it is characterised in that：Housing (1) left end end
Between portion and locking nut (2), between drive rod (3) and housing (1) inner wall, the teflin ring (10) and locking screw in left side
Sealing ring (14) is equipped between female (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721332647.XU CN207406817U (en) | 2017-10-17 | 2017-10-17 | A kind of dynamic sealing low-power consumption electrical ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721332647.XU CN207406817U (en) | 2017-10-17 | 2017-10-17 | A kind of dynamic sealing low-power consumption electrical ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207406817U true CN207406817U (en) | 2018-05-25 |
Family
ID=62319861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721332647.XU Active CN207406817U (en) | 2017-10-17 | 2017-10-17 | A kind of dynamic sealing low-power consumption electrical ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207406817U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114738515A (en) * | 2022-04-20 | 2022-07-12 | 上海高中压阀门股份有限公司 | Integrative wear-resisting ball valve that floats of upper assembling formula of ball arm |
-
2017
- 2017-10-17 CN CN201721332647.XU patent/CN207406817U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114738515A (en) * | 2022-04-20 | 2022-07-12 | 上海高中压阀门股份有限公司 | Integrative wear-resisting ball valve that floats of upper assembling formula of ball arm |
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