CN215891176U - Gate valve spool assembly and gate valve structure - Google Patents
Gate valve spool assembly and gate valve structure Download PDFInfo
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- CN215891176U CN215891176U CN202122047300.3U CN202122047300U CN215891176U CN 215891176 U CN215891176 U CN 215891176U CN 202122047300 U CN202122047300 U CN 202122047300U CN 215891176 U CN215891176 U CN 215891176U
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Abstract
The utility model relates to the technical field of valves, in particular to a gate valve core assembly and a gate valve structure, which comprise a vertically arranged vertical valve core and valve plate, wherein a connecting seat is welded at the center of the top of the vertical valve core and valve plate, a core rod connecting mechanism is installed on the connecting seat and used for connecting the vertical valve core and valve plate with a matched valve rod, the lower end of the core rod connecting mechanism and the connecting seat rotate coaxially and relatively, easy-to-insert chamfer inclined planes are symmetrically arranged on two sides of the bottom of the vertical valve core and valve plate, and the gate valve structure can realize the opening number of control valve passage holes after the valve core flashboard is improved, so that the effect of controlling the opening degree of the valve is achieved.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to a valve core assembly of a gate valve and a gate valve structure.
Background
The gate valve is a common structure in valves, and is a flashboard of an opening and closing piece, and the traditional gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. Gate valves are sealed by the contact of the valve seat and gate plate, and the sealing surface is usually welded with metal materials to increase wear resistance, such as 1Cr13, STL6, stainless steel, etc. Gate valves are classified into rigid gate valves and elastic gate valves according to differences in gate plates.
Traditional gate valve structure is because its motion direction that adopts the flashboard is mutually perpendicular with the fluid direction, and the structural design of case flashboard makes its bearing capacity not enough, and the gate valve structure sealing reliability of high-pressure state is not enough, consequently generally should not use under high-pressure operating mode.
Therefore, the utility model improves the valve core flashboard structure aiming at the problems of the existing gate valve, so as to better solve the problems in the prior art.
SUMMERY OF THE UTILITY MODEL
In order to solve one of the technical problems, the utility model adopts the technical scheme that: the utility model provides a gate valve case subassembly, includes the vertical case valve plate that sets up vertical case valve plate's top center welding has a connecting seat install a core bar coupling mechanism on the connecting seat, core bar coupling mechanism be used for with vertical case valve plate realizes being connected with supporting valve rod, core bar coupling mechanism's lower extreme with coaxial relative rotation exists between the connecting seat the bottom bilateral symmetry of vertical case valve plate is provided with easily inserts the chamfer inclined plane.
In any of the above schemes, preferably, the vertical valve core and valve plate includes a steel valve core, a wear-resistant rubber layer is fixed on one outer side wall of the steel valve core, and the wear-resistant rubber layer is made of a wear-resistant rubber material with a certain deformation.
This vertical case valve plate adopts the steel case as the main part, sets up wear-resisting rubber layer simultaneously, can play again in the sealed effect that supports tightly of contact site when guaranteeing its whole compressive structure intensity.
The core bar connecting mechanism has the main function of driving the vertical valve core valve plate to move up and down along with the vertical valve core valve plate, so that the opening and closing of the valve cavity are controlled.
The chamfer inclined plane easy to insert can ensure that the vertical valve core valve plate can play a role in guiding and saving labor when being installed and inserted.
In any of the above schemes, preferably, the connecting seat is welded at the center of the top of the steel valve core, the connecting seat is formed by butt welding two half-cylindrical connecting seats which are arranged symmetrically left and right, the core bar connecting mechanism comprises a vertically arranged connecting upright post, a stepped circular cavity with an inverted T-shaped cross section is arranged at the top of the connecting seat, the inner diameter of the circular cavity at the upper part of the stepped circular cavity is smaller than that of the circular cavity at the lower part of the stepped circular cavity, the lower end of the connecting upright post is movably inserted into the circular cavity at the upper part of the stepped circular cavity, an anti-drop disc is matched in the circular cavity at the lower part of the stepped circular cavity, the top of the anti-drop disc is fixedly welded with the bottom of the connecting upright post, the two connecting half seats are matched and clamped at the peripheries of the anti-drop disc and the connecting upright post to realize butt welding assembly, the connecting upright post is used for driving the anti-drop disc to realize fixed axis rotation in the stepped circular cavity, the top of the connecting upright post is fixedly connected with a valve rod on the gate valve.
The connecting seat on the steel case can realize and be connected relative rotation between the stand through its inside ladder circle chamber, thereby realize not taking the steel case rotatory when the valve rod is rotatory, the steel case does not follow its rotatory mainly because the lower extreme of steel case extends the valve intracavity and has realized that the rotation in a circumferential direction is spacing, in addition, because the existence of anticreep disc can make the steel case realize thrust or the transmission of tractive power with the valve rod, thereby can realize that the valve rod drives the steel case and realize going up and down, reach the effect of control flap switching.
In any of the above schemes, preferably, the outer side walls of the two sides of the wear-resistant rubber layer of the vertical valve core valve plate are respectively provided with a plurality of sealing clamping grooves from top to bottom.
In any of the above schemes, preferably, a plurality of sealing protrusions which are respectively tightly fitted with the sealing slots at the corresponding positions are respectively and integrally formed on the opposite side walls of the two valve cavity partition plates.
In any of the above schemes, preferably, the vertical section of each sealing slot is semicircular.
The periphery of the wear-resistant rubber layer or the valve cavity partition plates on the inner side wall of the valve cavity and two sides are tightly abutted in the ascending or descending process of the vertical valve core valve plate, the sealing clamping grooves at the positions of the wear-resistant rubber layer and the corresponding sealing bulges are tightly abutted along with the lower portion of the wear-resistant rubber layer, so that the operation is in place, the valve is in a completely closed state, one sealing is realized through the outer side wall of the wear-resistant rubber layer and the sealing of the valve cavity, two sealing can be realized through the sealing bulges and the sealing clamping grooves, and the sealing reinforcing effect is achieved.
The utility model also provides a gate valve structure, which comprises the gate valve core assembly and a valve body, wherein a valve cover is fixedly arranged at the top of the valve body, a valve cavity is arranged in the valve body, a liquid inlet channel and a liquid outlet channel are respectively arranged at the left end and the right end of the valve cavity, two valve cavity partition plates are symmetrically and vertically arranged at two sides of the valve cavity, each valve cavity partition plate is integrally formed with the valve body, the front valve cavity of each valve cavity partition plate is used for realizing matching with a vertical valve core valve plate of the gate valve core assembly, two valve channel holes are sequentially arranged on each valve cavity partition plate at intervals from top to bottom, each valve channel hole is communicated with the inside of the valve cavity, a valve rod is fixedly connected with the top of a connecting upright post of the gate valve core assembly, and the upper end of the valve rod penetrates through a through hole at the top of the valve cover in an upward movable sealing manner, an upper limiting disc is fixed on the outer side wall of the valve rod below the valve cover and used for the upward displacement amplitude of an idle valve rod, an inner solenoid is coaxially arranged above the valve cover, internal threads are arranged in an inner cavity of the inner solenoid, the outer side wall of the inner solenoid is fixedly connected with the top of the valve cover through a plurality of connecting bent rods in a welding manner, the upper part of the valve rod is screwed upwards through external threads arranged on the outer side wall of the valve rod and penetrates out of the inner solenoid and is fixedly connected with a rotating handle, and the lower end of the vertical valve core valve plate is always positioned in a valve cavity between two valve cavity partition plates; the peripheral side walls of the vertical valve core and the valve plate are tightly matched with the inner wall of the valve cavity.
The gate valve structure can drive the valve rod to realize relative rotation through the external thread section and the internal thread pipe on the valve rod through the rotation of the rotating handle, and the internal thread pipe is in a fixed state, so the valve rod can realize the spiral ascending or descending under the rotating effect, thereby the lower end and the connecting upright column fixedly connected with the valve rod can be driven to realize the ascending or descending, and finally the vertical valve core valve plate is driven to be pulled or pushed to ascend and descend under the action of the anti-falling disc and the stepped circular cavity which rotate relatively.
The two valve passage holes at the upper part and the two valve passage holes at the lower part can be blocked by controlling the lifting degree of the valve plate of the vertical valve core, so that the control of the communication degree and the communication between the valve cavity and the passages at two sides is realized, and the functions of controlling the opening degree and opening and closing of the valve are realized.
The upper limiting disc arranged at the position can ensure that the lower end of the vertical valve core valve plate is still positioned in the valve cavity between the two valve cavity partition plates when the valve rod rises to the highest position, so that the vertical valve core valve plate and the valve rod are limited in rotation, and the vertical valve core valve plate and the valve rod are similar to the movement mode of a screw rod slide block.
In any of the above schemes, preferably, the two upper ends of the valve cavity partition plates are all arranged in an outward inclined manner, so that the vertical valve core valve plate can be installed conveniently and guided, and the insertion difficulty is reduced.
In any of the above schemes, preferably, the opposite side walls of the two valve cavity partition plates are both polished, and after polishing, the smoothness of the contact surface can be ensured, and the sealing effect of the surface is improved.
In any of the above schemes, preferably, the two ends of each valve passage hole are provided with the rounded curved surfaces, so that the contact position between the valve passage hole and the valve cavity partition plate is smooth when the vertical valve core valve plate is lifted, smooth lifting of the vertical valve core valve plate is effectively guaranteed, and interference and resistance are reduced.
Compared with the prior art, the utility model has the following beneficial effects:
1. the gate valve structure can realize the opening number of the control valve channel holes after the valve core flashboard is improved, thereby achieving the effect of controlling the opening degree of the valve; when the valve cavity is opened or closed, the gate valve can realize spiral ascending and descending by controlling the external thread section at the valve rod through the rotating handle, and the vertical valve core valve plate can realize ascending and descending along with the ascending and descending of the valve rod due to the rotation limit of the valve cavity, so that the opening of the valve cavity is controlled conveniently.
2. The gate plate of the gate structure is integrally provided with the steel valve core, and the gate plate is reinforced and limited by the two valve cavity partition plates, so that the sealing performance of the valve used under high pressure can be effectively improved.
Drawings
In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or components are generally identified by like reference numerals. In the drawings, elements or components are not necessarily drawn to scale.
Fig. 1 is a schematic sectional structure of the present invention.
FIG. 2 is a partially exploded cross-sectional structural schematic view of the core rod attachment mechanism of the present invention.
In the figure, 1, a vertical valve core valve plate; 101. a steel valve core; 102. a wear-resistant rubber layer; 103. sealing the clamping groove; 2. a connecting seat; 201. connecting the half seats; 3. a valve stem; 4. the chamfer inclined plane is easy to insert; 5. connecting the upright posts; 6. a stepped circular cavity; 7. an anti-drop disc; 8. a valve body; 9. a valve cover; 10. a valve cavity; 11. a liquid inlet channel; 12. a liquid outlet channel; 13. a valve cavity partition plate; 14. a valve passage hole; 15. an upper limiting disc; 16. an inner solenoid; 17. connecting the bent rod; 18. rotating the handle; 19. and sealing the protrusion.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1-2, a gate valve core assembly comprises a vertically arranged vertical valve core and valve plate 1, wherein a connecting seat 2 is welded at the center of the top of the vertical valve core and valve plate 1, a core rod connecting mechanism is installed on the connecting seat 2, the core rod connecting mechanism is used for connecting the vertical valve core and valve plate 1 with a matched valve rod 3, the lower end of the core rod connecting mechanism and the connecting seat 2 coaxially rotate relatively, and easy-to-insert chamfer slopes 4 are symmetrically arranged on two sides of the bottom of the vertical valve core and valve plate 1.
In any of the above schemes, preferably, the vertical valve core valve plate 1 includes a steel valve core 101, a wear-resistant rubber layer 102 is fixed on one outer side wall of the steel valve core 101, and the wear-resistant rubber layer 102 is made of a wear-resistant rubber material with a certain deformation.
The vertical valve core valve plate 1 adopts the steel valve core 101 as a main body, and the wear-resistant rubber layer 102 is arranged, so that the whole compressive structural strength can be ensured, and the effect of sealing and abutting at a contact part can be realized.
The core bar connecting mechanism mainly functions to drive the vertical valve core valve plate 1 to move up and down along with the vertical valve core valve plate 1, so as to control the opening and closing of the valve cavity 10.
The easy-to-insert chamfer slope 4 can ensure that the vertical valve core valve plate 1 can play a role in guiding and saving labor when being installed and inserted.
In any of the above schemes, preferably, the connecting seat 2 is welded at the center of the top of the steel valve core 101, the connecting seat 2 is formed by butt welding two semi-cylindrical connecting half seats 201 which are arranged in bilateral symmetry, the core bar connecting mechanism includes a vertically arranged connecting upright post 5, a stepped circular cavity 6 with an inverted T-shaped cross section is arranged at the top of the connecting seat 2, the inner diameter of the circular cavity at the upper part of the stepped circular cavity 6 is smaller than that of the circular cavity at the lower part of the stepped circular cavity, the lower end of the connecting upright post 5 is movably inserted into the circular cavity at the upper part of the stepped circular cavity 6, an anti-drop disc 7 is matched and arranged in the circular cavity at the lower part of the stepped circular cavity 6, the top of the anti-drop disc 7 is fixedly connected with the bottom of the connecting upright post 5 in a welding manner, and the two connecting half seats 201 are matched and clamped at the peripheries of the anti-drop disc 7 and the connecting upright post 5 to realize butt welding assembly, the connecting upright post 5 is used for driving the anti-falling disc 7 to realize fixed-shaft rotation in the stepped circular cavity 6, and the top of the connecting upright post 5 is fixedly connected with the valve rod 3 on the gate valve.
Connecting seat 2 on steel case 101 can realize and be connected relative rotation between the stand 5 through its inside ladder circle chamber 6, thereby realize not taking steel case 101 rotatory when valve rod 3 is rotatory, steel case 101 does not follow its rotatory mainly because the lower extreme of steel case 101 extends to in the valve pocket 10 and has realized that the circumferential direction is spacing, in addition, because the existence of anticreep disc 7 can make steel case 101 can realize thrust or the transmission of tractive power with valve rod 3, thereby can realize that valve rod 3 drives steel case 101 and realizes going up and down, reach the effect of control flap switching.
In any of the above schemes, preferably, the outer side walls on both sides of the wear-resistant rubber layer 102 of the vertical valve core valve plate 1 are respectively provided with a plurality of sealing slots 103 from top to bottom.
In any of the above solutions, preferably, a plurality of sealing protrusions that respectively and tightly fit with the sealing slots 103 at corresponding positions are integrally formed on opposite sidewalls of the two valve chamber partitions 13.
In any of the above schemes, preferably, the vertical cross section of each sealing slot 103 is semicircular.
The periphery of the wear-resistant rubber layer 102 is tightly abutted to the inner side wall of the valve cavity 10 and the valve cavity partition plates 13 on two sides of the valve cavity in the ascending or descending process of the vertical valve core valve plate 1, the sealing clamping groove 103 at the position of the wear-resistant rubber layer 102 is tightly abutted to the corresponding sealing bulge along with the descending of the wear-resistant rubber layer 102, so that the valve can run in place, the valve is in a completely closed state at the moment, one sealing is realized through the outer side wall of the wear-resistant rubber layer 102 and the sealing of the valve cavity 10, two sealing can be realized through the sealing bulge and the sealing clamping groove 103, and the sealing reinforcing effect is achieved.
The utility model also provides a gate valve structure, which comprises the gate valve spool assembly and a valve body 8, wherein a valve cover 9 is fixedly installed at the top of the valve body 8, a valve cavity 10 is arranged in the valve body 8, a liquid inlet channel 11 and a liquid outlet channel 12 are respectively arranged at the left end and the right end of the valve cavity 10, two valve cavity partition plates 13 are symmetrically and vertically arranged at two sides of the valve cavity 10, each valve cavity partition plate 13 is integrally formed with the valve body 8, the front valve cavity 10 of the two valve cavity partition plates 13 is used for being matched with a vertical valve spool valve plate 1 of the gate valve spool assembly, two valve channel holes 14 are sequentially arranged on each valve cavity partition plate 13 at intervals from top to bottom, each valve channel hole 14 is communicated with the inside of the valve cavity 10, a valve rod 3 is fixedly connected to the top of a connecting upright post 5 of the gate valve spool assembly, and the upper end of the valve rod 3 is upwards and movably sealed and penetrates through a through hole at the top of the valve cover 9, an upper limiting disc 15 is fixed on the outer side wall of the valve rod 3 below the valve cover 9, the upper limiting disc 15 is used for limiting the upward displacement amplitude of the idle valve rod 3, an inner solenoid 16 is coaxially arranged above the valve cover 9, internal threads are arranged in an inner cavity of the inner solenoid 16, the outer side wall of the inner solenoid 16 is fixedly connected with the top of the valve cover 9 through a plurality of connecting bent rods 17 in a welding manner, the upper part of the valve rod 3 penetrates out of the inner solenoid 16 through upward screwing of external threads arranged on the outer side wall of the valve rod 3 and is fixedly connected with a rotating handle 18, and the lower end of the vertical valve core valve plate 1 is always positioned in a valve cavity 10 between two valve partition plates 13; the peripheral side walls of the vertical valve core and the valve plate 1 are tightly matched with the inner wall of the valve cavity 10.
The upper limiting disc 15 arranged here can ensure that the lower end of the vertical valve core valve plate 1 is still in the valve cavity 10 between the two valve cavity partition plates 13 when the valve rod 3 rises to the highest position, so that the vertical valve core valve plate 1 is limited in rotation, and the vertical valve core valve plate 1 and the valve rod 3 are similar to the movement mode of a screw rod slide block.
In any of the above schemes, preferably, the upper ends of the two valve cavity partition plates 13 are all arranged in an outward inclined manner, so that the vertical valve core valve plate 1 can be installed conveniently and guided, and the insertion difficulty is reduced.
In any of the above schemes, it is preferable that the opposite side walls of the two valve cavity partition plates 13 are both polished, and after polishing, the flatness of the contact surface can be ensured, and the sealing effect of the surface can be improved.
In any of the above schemes, preferably, the two ends of each valve passage hole 14 are provided with the rounded curved surfaces, so that the contact position between the valve passage hole 14 and the valve cavity partition plate 13 can be effectively ensured to be smooth when the vertical valve core valve plate 1 is lifted, the vertical valve core valve plate 1 is effectively ensured to be lifted smoothly, and the interference and the resistance are reduced.
The specific working principle is as follows:
the gate valve structure can drive the valve rod 3 to realize relative rotation through the external thread section and the internal threaded pipe 16 on the valve rod through the rotation of the rotating handle 18, and because the internal threaded pipe 16 is in a fixed state, the valve rod 3 can realize the spiral ascending or descending under the action of rotation, thereby driving the lower end to realize the ascending or descending with the connecting upright post 5 fixedly connected with the lower end, and finally realizing the driving of the vertical valve core valve plate 1 to be pulled or pushed to ascend and descend under the action of the anti-falling disc 7 and the stepped circular cavity 6 which rotate relatively.
The two valve passage holes 14 at the upper part and the two valve passage holes 14 at the lower part can be blocked and controlled according to the lifting degree of the vertical valve core valve plate 1, so that the control of the communication degree and the communication between the valve cavity 10 and the passages at two sides is achieved, and the functions of controlling the opening degree and opening and closing of the valve are achieved.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; the modifications or the substitutions do not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention, and the technical solutions are all covered in the scope of the claims and the specification of the present invention; it will be apparent to those skilled in the art that any alternative modifications or variations to the embodiments of the present invention may be made within the scope of the present invention.
The present invention is not described in detail, but is known to those skilled in the art.
Claims (9)
1. A gate valve case subassembly which characterized in that: the vertical valve core valve plate comprises a vertically arranged vertical valve core valve plate, wherein a connecting seat is welded at the center of the top of the vertical valve core valve plate, a core rod connecting mechanism is installed on the connecting seat and used for connecting the vertical valve core valve plate with a matched valve rod, the lower end of the core rod connecting mechanism and the connecting seat are coaxially and relatively rotated, and chamfering inclined planes which are easy to insert are symmetrically arranged on two sides of the bottom of the vertical valve core valve plate.
2. A gate valve cartridge assembly according to claim 1, wherein: the vertical valve core valve plate comprises a steel valve core, and a wear-resistant rubber layer is fixed on one circle of outer side wall of the steel valve core.
3. A gate valve cartridge assembly according to claim 2, wherein: the connecting seat is welded at the center of the top of the steel valve core and is formed by butt welding two semi-cylindrical connecting semi-seats which are arranged in bilateral symmetry, the core bar connecting mechanism comprises a vertically arranged connecting upright post, a T-shaped stepped circular cavity with an inverted cross section is arranged at the top of the connecting seat, the inner diameter of the circular cavity at the upper part of the stepped circular cavity is smaller than that of the circular cavity at the lower part of the stepped circular cavity, the lower end of the connecting upright post is movably inserted into the circular cavity at the upper part of the stepped circular cavity, an anti-drop disc is matched and arranged in the circular cavity at the lower part of the stepped circular cavity, the top of the anti-drop disc is fixedly connected with the bottom of the connecting upright post in a welding way, the two connecting semi-seats are matched and clamped at the peripheries of the anti-drop disc and the connecting upright post to realize butt welding assembly, and the connecting upright post is used for driving the anti-drop disc to realize fixed-axis rotation in the stepped circular cavity, the top of the connecting upright post is fixedly connected with a valve rod on the gate valve.
4. A gate valve cartridge assembly according to claim 3, wherein: and a plurality of sealing clamping grooves are respectively arranged on the outer side walls of the two sides of the wear-resistant rubber layer of the vertical valve core valve plate from top to bottom.
5. Gate valve structure, its characterized in that: the gate valve core assembly comprises the gate valve core assembly of any one of claims 1 to 4, and further comprises a valve body, a valve cover is fixedly installed at the top of the valve body, a valve cavity is arranged in the valve body, a liquid inlet channel and a liquid outlet channel are respectively arranged at the left end and the right end of the valve cavity, two valve cavity partition plates are symmetrically and vertically arranged at two sides of the valve cavity, each valve cavity partition plate and the valve body are integrally formed, a front valve cavity of each valve cavity partition plate is used for realizing matching with a vertical valve core valve plate of the gate valve core assembly, two valve channel holes are sequentially arranged on each valve cavity partition plate at intervals from top to bottom, each valve channel hole is communicated with the inside of the valve cavity, a valve rod is fixedly connected to the top of a connecting upright column of the gate valve core assembly, and the upper end of the valve rod penetrates through a through hole at the top of the valve cover in an upward movable sealing manner, the upper limiting disc is fixed on the outer side wall of the valve rod below the valve cover and used for the upward displacement amplitude of the idle valve rod, an inner solenoid is coaxially arranged above the valve cover, an internal thread is arranged in an inner cavity of the inner solenoid, the outer side wall of the inner solenoid is fixedly connected with the top of the valve cover through a plurality of connecting bent rods, the upper portion of the valve rod penetrates out of the inner solenoid in an upward screwing mode through an external thread arranged on the outer side wall of the valve rod and is fixedly connected with a rotating handle, and the lower end of the vertical valve core valve plate is always located in a valve cavity between two valve cavity partition plates.
6. The gate valve structure of claim 5, wherein: the upper ends of the two valve cavity partition plates are all arranged in an outward inclined mode.
7. The gate valve structure of claim 6, wherein: and opposite side walls of the two valve cavity partition plates are polished.
8. The gate valve structure of claim 7, wherein: and two ends of each valve passage hole are provided with inverted round curved surfaces.
9. The gate valve structure of claim 8, wherein: and a plurality of sealing bulges which are respectively tightly matched with the sealing clamping grooves at corresponding positions are respectively and integrally formed on the opposite side walls of the two valve cavity clapboards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122047300.3U CN215891176U (en) | 2021-08-28 | 2021-08-28 | Gate valve spool assembly and gate valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122047300.3U CN215891176U (en) | 2021-08-28 | 2021-08-28 | Gate valve spool assembly and gate valve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215891176U true CN215891176U (en) | 2022-02-22 |
Family
ID=80503997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122047300.3U Active CN215891176U (en) | 2021-08-28 | 2021-08-28 | Gate valve spool assembly and gate valve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215891176U (en) |
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2021
- 2021-08-28 CN CN202122047300.3U patent/CN215891176U/en active Active
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