CN207648185U - A kind of efficient sealed ball valve - Google Patents
A kind of efficient sealed ball valve Download PDFInfo
- Publication number
- CN207648185U CN207648185U CN201721744687.5U CN201721744687U CN207648185U CN 207648185 U CN207648185 U CN 207648185U CN 201721744687 U CN201721744687 U CN 201721744687U CN 207648185 U CN207648185 U CN 207648185U
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- lip
- hole
- sealing ring
- valve
- groove
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Abstract
The utility model provides a kind of efficient sealed ball valve, including valve body and valve ball, the valve ball is arranged in the valve chamber of the valve body, further include sealing ring and compression ring, the sealing ring is arranged between the valve ball and the valve body, and the compression ring is arranged in the first hole of the valve body and is pressed on the lower part of the sealing ring.Efficient sealed ball valve provided by the utility model, using special-shaped seal ring, the setting of the more lips of sealing ring can enhance the leakproofness of sealing ring, and the setting of helical spring can enhance the leakproofness between sealing ring and valve ball, it can also compensate for the gap brought by abrasion between sealing ring and valve ball, maintain the leakproofness between sealing ring and valve ball, achieve the purpose that the service life for extending ball valve, and the setting of compression ring can enhance the sealing effect of sealing ring, it simultaneously can also be between compensation sealing circle and valve ball because of gap that abrasion is brought, maintain the leakproofness between sealing ring and valve ball, achieve the purpose that extend ball valve service life.
Description
Technical field
The utility model is related to valve fields, more particularly to a kind of efficient sealed ball valve.
Background technology
Ball valve comes out in the 1950s, after decades of development, in China, ball valve is widely used in oil refining
The industries such as system, long-distance transport pipes, chemical industry occupy very important status in national economy.
Publication 201610040710.6 disclose a kind of ball valve, which is the sealing effect for ensureing ball valve, institute
It states and offers the second seal groove in valve body, the surface of the second sealing ring and valve ball in the second seal groove abuts against,
Third seal groove is offered in valve seat, the surface of third sealing ring and valve ball in third seal groove abuts against, and leads to
The cooperation between the second sealing ring, third sealing ring and valve ball is crossed, to ensure that the sealing effect of ball valve.But make for a long time
With or in the case of frequently switching on, frictional dissipation is will appear between sealing ring and valve ball, is occurred between sealing ring and valve ball
Fit clearance, medium are leaked by gap, the leakproofness failure of ball valve, and then shorten the service life of ball valve.
In conclusion how to enhance the leakproofness of ball valve, and the leakproofness of ball valve is maintained, and then extends the use longevity of ball valve
Life, is those skilled in the art's urgent problem.
Utility model content
The purpose of this utility model is to provide a kind of efficient sealed ball valve, solves in the case of long-time use, close
The problem of seal generates gap because of abrasion with valve ball, and ball valve leaks.
In order to solve the above technical problems, the utility model provides the following technical solutions：A kind of efficient sealed ball valve, including valve
Body and valve ball, the valve ball are arranged in the valve chamber of the valve body, further include sealing ring and compression ring, and the sealing ring is set
It sets between the valve ball and the valve body, the compression ring is arranged in the first hole of the valve body and is pressed on described
The lower part of sealing ring.
Further, the sealing ring is equipped with the first lip, the second lip, third lip, the 4th lip and the 5th lip
Portion, the first labial surface of first lip fit with the spool ball surface of the valve ball, second lip and the pressure
The annular groove portion of tight ring matches, and the third lip keeps out the inner wall in the second hole of the valve body and the bottom in second hole
On face, the 4th lip is kept out on the inner edge inner wall of the circular sink hole of the valve body and the bottom surface of the circular sink hole, institute
The 5th lip is stated to keep out on the outer rim inner wall of the circular sink hole of the valve body and the bottom surface of the circular sink hole.
Further, the annular groove portion includes the first groove face, and first groove face is kept out in second lip
Second labial surface it is upper.
Further, inner groove, outer groove, U-type groove and U-shaped spring mounting groove are additionally provided on the sealing ring, it is described
Inner groove is arranged on the inner wall of the ontology of the sealing ring and between first lip and the 4th lip, institute
Outer groove is stated to be arranged on the outer wall of the ontology of the sealing ring and between the third lip and the 5th lip,
The U-type groove is arranged on the right side of the ontology of the sealing ring and positioned at the lower section of the 4th lip and with described the
The spring mounting groove of four lips is connected, the U-shaped spring mounting groove be arranged on the right side of the ontology of the sealing ring and
Positioned at the top of the 5th lip, the ontology of the sealing ring is contained in the third hole of the valve body.
Further, spring, the spring part and the spring mounting groove are installed in the spring mounting groove
Inner wall fitting, described spring another part is located in the U-type groove, and U-shaped spring is equipped in the U-shaped spring mounting groove.
Further, several round platform portions are additionally provided on the ontology of the sealing ring, the round platform portion is arranged described
Between 4th lip and the 5th lip and it is contained in the spring eye of the valve body.
Further, it is additionally provided with the first skeleton mounting hole and the second skeleton mounting hole on the sealing ring, described first
Skeleton mounting hole from first lip extend at second lip, peace in the first skeleton mounting hole
Equipped with the first skeleton, the second skeleton mounting hole is located at the round platform portion, and is equipped in the second skeleton mounting hole
Two skeletons.
Further, the first skeleton mounting hole includes first annular hole, the second looping pit and third looping pit, institute
First annular hole to be stated with the front end of second looping pit to be connected, the first annular hole is located at the inside of first lip,
The third looping pit is connected with the rear end of second looping pit, and the third looping pit is located in second lip.
Further, first skeleton include first annular section, the second linkage section, third segmental arc, First Transition
Section and the second changeover portion, described first annular section is embedded in the first annular hole, and second linkage section is embedded in described
In second looping pit, the third segmental arc is embedded in the third looping pit, and First Transition section setting is described the
Between one ring segment and second linkage section, second changeover portion is arranged in second linkage section and the third arc
Between section.
Further, the second skeleton mounting hole includes fourth annular hole and the 5th looping pit, the fourth annular
Hole is connected with the 5th looping pit, and the 5th looping pit stretches at the round platform portion.
The utility model has the advantages that it can be seen from above-mentioned technical proposal：
1. in the prior art, sealing ring is matched with valve ball, for a long time using or after frequently switching on, sealing ring and spool
Because abrasion will produce gap between ball, medium is leaked by gap, the leakproofness failure of ball valve, and then shortens ball valve
Service life, in the utility model, using special-shaped seal ring, the setting of the more lips of sealing ring can enhance the leakproofness of sealing ring,
First labial surface of the first lip and the spool ball surface of valve ball fit, and realize that sealing, third lip are kept out the of valve body
On the bottom surface in the inner wall in two holes and the second hole, realize that inner edge inner wall and the ring in circular sink hole are kept out in sealing, the 4th lip
On the bottom surface of shape counterbore, realize that sealing, the 5th lip are kept out at the outer rim inner wall of the circular sink hole of valve body and the bottom of circular sink hole
On face, sealing is realized；
2. the setting of helical spring can enhance the leakproofness between sealing ring and valve ball, can also compensate for sealing ring with
Because of the gap that abrasion is brought between valve ball, the leakproofness of sealing ring is maintained, and then reaches the mesh for the service life for extending ball valve
's；
3. compression ring can make the binding face of third lip and valve body fit closely so that the patch of the 4th lip and valve body
Conjunction face fits closely so that the binding face of the 5th lip and valve body fits closely, in addition, compression ring can make the first skeleton
First annular section of the first lip of compression so that the first lip is fitted closely with valve ball, in long-term use, first annular section of pressure
Tight first lip, can compensate the gap brought by abrasion between the first lip and valve ball.
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the overall structure diagram of the sealing ring of the utility model.
Fig. 3 is the structural schematic diagram of the elastomer of the sealing ring of the utility model.
Fig. 4 is the structural schematic diagram of first skeleton of the utility model.
Fig. 5 is the structural schematic diagram of second skeleton of the utility model.
Fig. 6 is the structural schematic diagram of the compression ring of the utility model.
Fig. 7 is the partial structural diagram of the valve body of the utility model.
Reference sign：Valve ball 10, spool ball surface 11, valve body 20, the first hole 21, the second hole 22, third hole 23,
Threaded hole 24, circular sink hole 25, outer rim inner wall 251, inner edge inner wall 252, spring eye 26, the 4th hole 27, connecting tube 30, sealing ring
40, inner groove 40a, outer groove 40b, U-type groove 40c, U-shaped spring mounting groove 40d, the first lip 41, the first labial surface 41a, second
Lip 42, the second labial surface 42a, third lip 43, the 4th lip 44, spring mounting groove 44a, the 5th lip 45, round platform portion 46, the
One skeleton mounting hole 47, first annular hole 47a, the second looping pit 47b, third looping pit 47c, the second skeleton mounting hole 48, the
Four looping pit 48a, the 5th looping pit 48b, compression ring 50, screw through hole 51, annular groove portion 52, the first groove face 52a, the second groove face
52b, spring 60, the first skeleton 70, first annular section of 70a, the second linkage section 70b, third segmental arc 70c, First Transition section
70d, the second changeover portion 70e, U-shaped spring 80, the second skeleton 90, pipe portion 91, annular disc portion 92, helical spring 100.
Specific implementation mode
The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
Below with reference to Fig. 1 to Fig. 7, the utility model is described in further detail, a kind of efficient sealed ball valve as shown in Figure 1,
Including valve body 20 and valve ball 10, the right end of valve body 20 is equipped with the 4th hole 27, and the second connecting tube 30 is connected on the 4th hole 27, valve
Core ball 10 is arranged in the valve chamber of valve body 20, and efficient sealed ball valve further includes sealing ring 40 and compression ring 50, and sealing ring 40 is arranged
Between valve ball 10 and valve body 20, under compression ring 50 is arranged in the first hole 21 of valve body 20 and is pressed on sealing ring 40
Portion, above structure are similarly disposed at the valve seat side of ball valve, sealing ring 40, valve ball 10,50 phase of valve body 20, valve seat and compression ring
Mutually cooperation, is effectively prevented dielectric leakage, ensure that the sealing effect of ball valve.
As shown in Figure 1, Figure 2, shown in Fig. 6 and Fig. 7, sealing ring 40 is equipped with the first lip 41, the second lip 42, third lip
43, the 4th lip 44 and the 5th lip 45, the first labial surface 41a and the spool ball surface 11 of valve ball 10 of the first lip 41 are affixed
It closes, the second lip 42 matches with the annular groove portion 52 of compression ring 50, and third lip 43 is kept out in the second hole 22 of valve body 20
On the bottom surface in inner wall and the second hole 22, the 4th lip 44 keeps out the inner edge inner wall 252 and annular in the circular sink hole 25 of valve body 20
On the bottom surface of counterbore 25, the 5th lip 45 keeps out the outer rim inner wall 251 and circular sink hole 25 in the circular sink hole 25 of valve body 20
On bottom surface.The valve body 20 of efficient sealed ball valve, valve ball 10, sealing ring 40 squeeze assembly, in sealing, the first labial surface 41a with
Spool ball surface 11 fits closely, and contact sealing is formed, to prevent dielectric leakage；4th lip 44 is tightly kept out in valve body
On the inner edge inner wall 252 of 20 circular sink hole 25 and the bottom surface of circular sink hole 25, contact sealing is formed, to prevent medium from letting out
Leakage；5th lip 45 is tightly kept out on the outer rim inner wall 251 of the circular sink hole 25 of valve body 20 and the bottom surface of circular sink hole 25,
Contact sealing is formed, to prevent dielectric leakage.In the present embodiment, as shown in Figure 2 and Figure 3, inner groove is additionally provided on sealing ring 40
The inner wall in the ontology of sealing ring 40 is arranged in 40a, outer groove 40b, U-type groove 40c and U-shaped spring mounting groove 40d, inner groove 40a
It is upper and between the first lip 41 and the 4th lip 44, outer groove 40b be arranged on the outer wall of the ontology of sealing ring 40 and
Between third lip 43 and the 5th lip 45, U-type groove 40c is arranged on the right side of the ontology of sealing ring 40 and is located at
The lower section of 4th lip 44 and it is connected with the spring mounting groove 44a of the 4th lip 44, U-shaped spring mounting groove 40d is arranged close
Top on the right side of the ontology of seal 40 and positioned at the 5th lip 45, the ontology of sealing ring 40 are contained in the of valve body 20
In three holes 23.The when of being squeezed conducive to sealing ring 40 that is provided with of inner groove 40a and outer groove 40b, generates deformation, U-type groove 40c's
It is provided with and generates deformation conducive to the 4th lip 44, be also beneficial to the installation of spring 60, the setting of U-shaped spring mounting groove 40d is advantageous
Deformation is generated in the 5th lip 45.
In the present embodiment, as shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 7, spring 60, spring 60 1 are installed in spring mounting groove 44a
Part is bonded with the inner wall of spring mounting groove 44a, and 60 another part of spring is located in U-type groove 40c, in U-shaped spring mounting groove 40d
U-shaped spring 80 is installed.The elastic force of spring 60 radially inward, makes the 4th lip 44 tightly keep out heavy in the annular of valve body 20
On the inner edge inner wall 252 in hole 25, to lift-off seal effect.The elastic force of U-shaped spring 80 radially keeps the 5th lip 45 tight
It tightly keeps out on the outer rim inner wall 251 of the circular sink hole 25 of valve body 20, to lift-off seal effect.
In the present embodiment, as shown in Figure 1 and Figure 2, several round platform portions 46, round platform portion are additionally provided on the ontology of sealing ring 40
46 are arranged between the 4th lip 44 and the 5th lip 45 and are contained in the spring eye 26 of valve body 20.
In the present embodiment, shown in as shown in Figure 1, Figure 2, Fig. 6, Fig. 7, the first groove face 52a of the annular groove portion 52 of compression ring 50 is supported
Keep off the second lip 42 the second labial surface 42a it is upper, the second groove face 52b of the annular groove portion 52 of compression ring 50 is interior with the second hole
Wall mutually maintains an equal level, and compression ring 50 is equipped with several screw through holes 51, if correspondingly, the bottom surface in the first hole 21 of valve body 20 is equipped with
Dry threaded hole 24, by screw, compression ring 50 and valve body 20 are fitted close.As shown in Figure 1, Figure 2, close shown in Fig. 3, Fig. 4 and Fig. 5
Seal 40 be equipped with the first skeleton mounting hole 47, the first skeleton mounting hole 47 from the first lip 41 extend to second
At lip 42, the first skeleton 70 is installed in first skeleton mounting hole 47.First skeleton mounting hole 47 includes first annular hole
47a, the second looping pit 47b and third looping pit 47c, first annular hole 47a are connected with the front end of the second looping pit 47b, and first
Looping pit 47a is located at the inside of the first lip 41, and third looping pit 47c is connected with the rear end of the second looping pit 47b, third annular
Hole 47c is located in the second lip 42.First skeleton 70 includes first annular section of 70a, the second linkage section 70b, third segmental arc
70c, First Transition section 70d and the second changeover portion 70e, first annular section of 70a are embedded in first annular hole 47a, the second connection
Section 70b is embedded in the second looping pit 47b, and third segmental arc 70c is embedded in third looping pit 47c, and First Transition section 70d is set
It sets between first annular section of 70a and the second linkage section 70b, the second changeover portion 70e is arranged in the second linkage section 70b and third arc
Between shape section 70c.
Preferably, the angle between first annular section of 70a and the central axis of the first skeleton 70 is 40 °~50 °, third arc
Angle between shape section 70c and the central axis of the first skeleton 70 is 45 °~55 °.In sealing, compression ring 50 is tightly kept out
On the second lip 42, the first groove face 52a of annular groove portion 52 keep out the second lip 42 the second labial surface 42a it is upper so that
Third segmental arc 70c in second lip 42 is squeezed power, to push the first skeleton 70 to squeeze to the right so that third lip
43 tightly keep out on the inner wall in the second hole 22 of valve body 20 and the bottom surface in the second hole 22, form contact sealing so that the 4th
Lip 44 is closely kept out on the inner edge inner wall 252 of the circular sink hole 25 of valve body 20 and the bottom surface of circular sink hole 25, from
And lift-off seal effect so that the 5th lip 45 closely keeps out the outer rim inner wall 251 in the circular sink hole 25 of valve body 20
And on the bottom surface of circular sink hole 25, to lift-off seal effect, meanwhile, in sealing, third segmental arc 70c is squeezed, and is made
The first segmental arc 70a of the first skeleton 70 shifts to the first lip 41, promote matching for the first lip 41 and valve ball 10
Close it is even closer, to lift-off seal effect, in addition, for a long time or after frequently switching on, valve ball 10 and the production of the first lip 41
Raw abrasion, under the action of compression ring 50, the first segmental arc 70a shifts to the first lip 41, can compensate because abrasion is produced
Raw gap maintains the leakproofness between the first lip 41 and valve ball 10, to extend the service life of ball valve.
In the present embodiment, shown in as shown in Figure 1, Figure 2, Fig. 3, Fig. 5, Fig. 7, sealing ring 40 is equipped with the second skeleton mounting hole 48,
Second skeleton mounting hole 48 is located at round platform portion 46, and the second skeleton mounting hole 48 includes fourth annular hole 48a and the 5th looping pit
48b, fourth annular hole 48a are connected with the 5th looping pit 48b, and the 5th looping pit 48b stretches at round platform portion 46, the second skeleton peace
Second skeleton 90 is installed, the second skeleton 90 includes pipe portion 91 and annular disc portion 92, pipe portion 91 and annular disc portion 92 in dress hole 48
It is connected, pipe portion 91 is embedded in the 48a of fourth annular hole, and annular disc portion 92 is embedded in the 5th looping pit 48b.Second skeleton 90
Pipe portion 91 in the inside of U-shaped spring 80, bear the elastic force of U-shaped spring 80 radially inward.
As shown in Figure 1 and Figure 2, helical spring 100 is equipped in spring eye 26, the left end of helical spring 100 is kept out in round platform portion
On 46 right side, the right end of helical spring 100 is kept out in the right wall of spring eye 26.In sealing, the bullet of helical spring 100
Force effect makes the tight fit of the first lip 41 and valve ball 10 of sealing ring 40 on sealing ring 40, make the second lip 42 with
The tight fit of compression ring 50, to lift-off seal effect, meanwhile, in long-time or after frequently switching on, valve ball 10 and sealing
Circle 40 generates abrasion, and helical spring 100 can compensate the gap generated by abrasion, maintain between sealing ring 40 and valve ball 10
Leakproofness, to extend the service life of ball valve.
The preferred embodiment that these are only the utility model, is not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of efficient sealed ball valve, including valve body (20) and valve ball (10), the valve ball (10) is arranged in the valve body
(20) in valve chamber, which is characterized in that further include sealing ring (40) and compression ring (50), the sealing ring (40) is arranged described
Between valve ball (10) and the valve body (20), the compression ring (50) setting in the first hole (21) of the valve body (20),
And it is pressed on the lower part of the sealing ring (40).
2. efficient sealed ball valve according to claim 1, which is characterized in that the sealing ring (40) is equipped with the first lip
(41), the second lip (42), third lip (43), the 4th lip (44) and the 5th lip (45), first lip (41)
First labial surface (41a) and the spool ball surface (11) of the valve ball (10) fit, second lip (42) and the pressure
The annular groove portion (52) of tight ring (50) matches, and the third lip (43) is kept out in the second hole (22) of the valve body (20)
On the bottom surface in inner wall and second hole (22), the 4th lip (44) keeps out the circular sink hole (25) in the valve body (20)
Inner edge inner wall (252) and the circular sink hole (25) bottom surface on, the 5th lip (45) is kept out in the valve body (20)
The outer rim inner wall (251) of circular sink hole (25) and the bottom surface of the circular sink hole (25) on.
3. efficient sealed ball valve according to claim 2, which is characterized in that the annular groove portion (52) includes the first groove face
(52a), first groove face (52a) keep out second lip (42) the second labial surface (42a) it is upper.
4. efficient sealed ball valve according to claim 3, which is characterized in that be additionally provided with inner groove on the sealing ring (40)
(40a), outer groove (40b), U-type groove (40c) and U-shaped spring mounting groove (40d), the inner groove (40a) are arranged described close
On the inner wall of the ontology of seal (40) and between first lip (41) and the 4th lip (44), the outer shroud
Slot (40b) is arranged on the outer wall of the ontology of the sealing ring (40) and positioned at the third lip (43) and the 5th lip
Between portion (45), the U-type groove (40c) is arranged on the right side of the ontology of the sealing ring (40) and is located at the described 4th
The lower section of lip (44) and it is connected with the spring mounting groove (44a) of the 4th lip (44), the U-shaped spring mounting groove
(40d) is arranged on the right side of the ontology of the sealing ring (40) and positioned at the top of the 5th lip (45), described close
The ontology of seal (40) is contained in the third hole (23) of the valve body (20).
5. efficient sealed ball valve according to claim 4, which is characterized in that be equipped in the spring mounting groove (44a)
Spring (60), spring (60) part are bonded with the inner wall of the spring mounting groove (44a), another portion of the spring (60)
Divide and be located in the U-type groove (40c), U-shaped spring (80) is installed in the U-shaped spring mounting groove (40d).
6. efficient sealed ball valve according to claim 5, which is characterized in that be additionally provided on the ontology of the sealing ring (40)
Several round platform portions (46), the round platform portion (46) is arranged between the 4th lip (44) and the 5th lip (45),
And it is contained in the spring eye (26) of the valve body (20).
7. efficient sealed ball valve according to claim 6, which is characterized in that be additionally provided with the first bone on the sealing ring (40)
Frame mounting hole (47) and the second skeleton mounting hole (48), the first skeleton mounting hole (47) are opened at first lip (41)
Beginning extends at second lip (42), and the first skeleton (70), institute are equipped in the first skeleton mounting hole (47)
It states the second skeleton mounting hole (48) to be located at the round platform portion (46), the second bone is installed in the second skeleton mounting hole (48)
Frame (90).
8. efficient sealed ball valve according to claim 7, which is characterized in that the first skeleton mounting hole (47) includes the
One looping pit (47a), the second looping pit (47b) and third looping pit (47c), the first annular hole (47a) and described second
The front end of looping pit (47b) is connected, and the first annular hole (47a) is located at the inside of first lip (41), the third
Looping pit (47c) is connected with the rear end of second looping pit (47b), and the third looping pit (47c) is located at second lip
In portion (42).
9. efficient sealed ball valve according to claim 8, which is characterized in that first skeleton (70) includes first annular
Section (70a), the second linkage section (70b), third segmental arc (70c), First Transition section (70d) and the second changeover portion (70e), it is described
First annular section (70a) is embedded in the first annular hole (47a), and second linkage section (70b) is embedded in described second
In looping pit (47b), the third segmental arc (70c) is embedded in the third looping pit (47c), the First Transition section
(70d) is arranged between first annular section (70a) and second linkage section (70b), and second changeover portion (70e) sets
It sets between second linkage section (70b) and the third segmental arc (70c).
10. efficient sealed ball valve according to claim 9, which is characterized in that the second skeleton mounting hole (48) includes
Fourth annular hole (48a) and the 5th looping pit (48b), the fourth annular hole (48a) are connected with the 5th looping pit (48b)
Logical, the 5th looping pit (48b) is stretched at the round platform portion (46).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721744687.5U CN207648185U (en) | 2017-12-14 | 2017-12-14 | A kind of efficient sealed ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721744687.5U CN207648185U (en) | 2017-12-14 | 2017-12-14 | A kind of efficient sealed ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207648185U true CN207648185U (en) | 2018-07-24 |
Family
ID=62881169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721744687.5U Expired - Fee Related CN207648185U (en) | 2017-12-14 | 2017-12-14 | A kind of efficient sealed ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207648185U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006257A (en) * | 2017-12-14 | 2018-05-08 | 德施普科技发展温州有限公司 | A kind of efficient sealed ball valve |
-
2017
- 2017-12-14 CN CN201721744687.5U patent/CN207648185U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006257A (en) * | 2017-12-14 | 2018-05-08 | 德施普科技发展温州有限公司 | A kind of efficient sealed ball valve |
| CN108006257B (en) * | 2017-12-14 | 2023-09-12 | 希佛隆阀门集团有限公司 | High-efficient sealed ball valve |
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| 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: 20180724 Termination date: 20211214 |