CN215371153U - High-flow differential pressure independent thermostatic valve - Google Patents
High-flow differential pressure independent thermostatic valve Download PDFInfo
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- CN215371153U CN215371153U CN202121670512.0U CN202121670512U CN215371153U CN 215371153 U CN215371153 U CN 215371153U CN 202121670512 U CN202121670512 U CN 202121670512U CN 215371153 U CN215371153 U CN 215371153U
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Abstract
The utility model particularly relates to a high-flow pressure difference independent thermostatic valve, which comprises a valve body, wherein the upper end of the valve body is provided with a valve core mounting shell in a sleeved mode, a double-regulating valve core is mounted inside the valve core mounting shell, the end face of the double-regulating valve core is provided with a valve rod, a rubber cup piece is arranged inside a valve body bottom cover, and compression springs are sleeved on a bulge piece, a telescopic rod and a movable rod. And the adjusting and closing functions can be independently realized without mutual influence, and the adjusting control precision is improved.
Description
Technical Field
The utility model belongs to the technical field of valves, and particularly relates to a high-flow differential pressure independent thermostatic valve.
Background
At present, the curve of a known thermostatic valve core is mostly of an inverted triangle or rectangle structure, a valve provided with the valve core has a quick opening characteristic, the flow rate reaches 100% when the opening degree of the valve reaches about 20% of the total stroke, and the rest 80% of the stroke does not play a role. The valve operates under the working condition of small opening for a long time, the damage to the valve core is great, the flow control capability is poor, under the same operating working condition, the service life of the two valve cores is short, the energy consumption is large, the existing valve body is used for keeping the outlet flow stable, the flow control valve is usually used, the working pressure difference of the valve body is determined by a fixed and unadjustable spring, however, the rear pressure guide port of the valve body flow control valve is arranged at the outlet end of the valve body and is a pressure guide hole, when the front and rear pressure difference of a product fluctuates, the pressure transmission behind the valve is not obvious, the response speed is slow, the regulation precision is influenced, the structure of the flow control valve is complex, the manufacturing and processing are difficult, and the resistance when the fluid flows through the valve body is large; therefore, the resistance of the whole pipeline system is increased, and meanwhile, the control valve is mainly of a low-inlet high-outlet structure or a high-inlet low-outlet structure, so that the product is large in size and not compact in structure.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-flow differential pressure independent thermostatic valve to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a high-flow pressure difference irrelevant thermostatic valve comprises a valve body, wherein a valve core mounting shell is sleeved and mounted at the upper end of the valve body, a valve cover is sleeved and mounted on the valve core mounting shell, a thread bulge is integrally formed at the top end of the valve cover, a double-adjusting valve core is mounted inside the valve core mounting shell, a valve rod is arranged on the end face of the double-adjusting valve core, the top end of the valve rod penetrates through and extends to the outside of the top end of the thread bulge, a movable rod is connected with the middle part of the bottom end of the double-adjusting valve core in a threaded manner, a spring adjusting sleeve is mounted at the position, located at the inner thread limit position, of the valve body at the upper end of the movable rod, a telescopic rod is arranged on the bottom surface of the movable rod, a valve body bottom cover is arranged on the bottom surface of the valve body, a rubber bowl is arranged inside the valve body, a bulge piece is arranged at the middle part of the bottom end inside of the rubber bowl, and compression springs are sleeved and mounted on the bulge piece, the telescopic rod and the movable rod, and water outlet flow control holes are uniformly formed in the periphery of the outer part of the bottom end of the valve body.
As a further optimization of the technical scheme, the outer surface of the double-regulating valve core is provided with a circular sealing ring, and the double-regulating valve core is hermetically arranged on the valve core mounting shell through a paste surface between the circular sealing ring and the valve core mounting shell.
As the further optimization of the technical scheme, the valve rod is movably arranged in a sealing mode between the sealing rubber ring arranged on the valve rod and the inner part of the thread protrusion.
As a further optimization of the technical scheme, the upper end inside the valve body is provided with a valve core adjusting limiting groove, and the double-adjusting valve core is movably connected with the valve body in a limiting manner through the valve core adjusting limiting groove.
As a further optimization of the technical scheme, a movable groove is formed in the protruding part, and the inner part of the movable groove is movably connected with the other end of the telescopic rod.
The utility model has the technical effects and advantages that: the high-flow pressure difference irrelevant thermostatic valve has the advantages that the valve core adjusting limiting groove is formed in the upper end inside the valve body, the double adjusting valve core is movably connected with the valve body in a limiting mode through the valve core adjusting limiting groove, pressure loss is reduced after the double adjusting valve core is adjusted, double control over water yield can be achieved through the arrangement of the water outlet flow control holes uniformly formed in the bottom of the valve body in a circle, the double adjusting valve core is convenient to adjust, the valve rod rotates in the thread protrusion, the valve rod drives the double adjusting valve core to rotate in the thread adjusting mode in the valve core installing shell, the limiting adjusting effect of the double adjusting valve core can be achieved through the arrangement of the spring adjusting sleeve, the flow of fluid is further controlled, meanwhile, the spring adjusting sleeve is driven to move downwards in the inner thread of the valve body through the rotation of the double adjusting valve core, and further, the movable rod thread moves downwards to push the telescopic rod to retract towards the movable groove formed in the protrusion piece, meanwhile, the compression spring is compressed downwards, so that the control valve is low in noise during throttling, small in vibration and collision, capable of achieving linear adjustment and closing functions, capable of achieving adjustment and closing functions independently, free of mutual influence and high in adjustment control precision.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the internal structure of the present invention.
In the figure: 1. a valve body; 2. a spring adjustment kit; 3. a movable rod; 4. a dual regulating valve core; 5. a valve core mounting shell; 6. a valve cover; 7. a valve stem; 8. a water outlet flow control hole; 9. a threaded boss; 10. a telescopic rod; 11. a compression spring; 12. a valve body bottom cover; 13. a rubber-covered bowl; 14. a boss member; 15. a movable groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a large-traffic pressure differential irrelevant type thermostatic valve, including valve body 1, 1 upper end of valve body is equipped with to cup joint installs case installation casing 5, cup joint on the case installation casing 5 and install valve gap 6, the top integrated into one piece of valve gap 6 is equipped with screw thread arch 9, the inside upper end of valve body 1 is equipped with the case and adjusts the spacing groove, dual control valve core 4 is through establishing case regulation spacing groove and valve body 1 between activity limit connection, case installation casing internally mounted has dual regulation case 4, dual control valve core 4's surface is equipped with the ring seal circle, and dual control valve core 4 is through setting up with the case installation casing 5 between wainscot seal of establishing, dual regulation case 4's terminal surface is equipped with valve rod 7, the top of valve rod 7 is run through and is extended to the protruding 9 top outside of screw thread.
Valve rod 7 is through the sealed activity setting between the inside of the sealing rubber circle that is equipped with and screw thread arch 9, the bottom middle part threaded connection of dual control valve core 4 has movable rod 3, the upper end of movable rod 3 is located the spacing spring adjustment external member 2 of installing of the inside screw thread of valve body 1, the bottom surface of movable rod 3 is equipped with telescopic link 10, the bottom surface of valve body 1 is equipped with valve body bottom 12, the inside of valve body bottom 12 is equipped with rubber skin bowl 13, the inside bottom middle part of rubber skin bowl 13 is equipped with protruding piece 14, cup joint on telescopic link 10 and the movable rod 3 and be equipped with compression spring 11, the outside a week in bottom of valve body 1 evenly is equipped with out water flow control hole 8. The inner part of the protruding part 14 is provided with a movable groove 15, and the inner part of the movable groove 15 is movably connected with the other end of the telescopic rod 10.
Specifically, when in use, a valve core adjusting limiting groove is arranged at the upper end inside the valve body 1, the double regulating valve core 4 is movably connected with the valve body 1 in a limiting way through the valve core adjusting limiting groove, so that after the double regulating valve core 4 is adjusted, the pressure loss is reduced, double control of water yield can be realized through the arrangement of the water outlet flow control holes 8 uniformly arranged on the bottom of the valve body 1 in a circle, the double regulating valve core 4 is convenient to adjust, the valve rod 7 rotates in the thread bulge 9, the valve rod 7 drives the double regulating valve core 4 to rotate in the thread adjusting way of the valve core mounting shell 5, the limit adjusting effect of the double regulating valve core 4 can be realized through the arrangement of the spring adjusting sleeve 2, the flow of fluid is controlled, meanwhile, the rotation of the double regulating valve core 4 drives the spring adjusting sleeve 2 to move downwards in the thread of the valve body 1, and further the thread of the movable rod moves downwards to push the telescopic rod 10 to retract into the movable groove 15 arranged in the bulge 14, meanwhile, the compression spring 11 is compressed downwards, so that the noise is low during throttling, vibration and collision are low, linear adjustment and closing functions can be realized, the adjustment and closing functions can be realized independently without mutual influence, and the adjustment control precision is high.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (5)
1. The utility model provides a large-traffic pressure differential irrelevant type thermostatic valve, includes valve body (1), its characterized in that: the valve comprises a valve body (1), a valve core mounting shell (5) is sleeved and mounted at the upper end of the valve body (1), a valve cover (6) is sleeved and mounted on the valve core mounting shell (5), a thread bulge (9) is formed at the top end of the valve cover (6) in an integrated mode, a double-adjusting valve core (4) is mounted inside the valve core mounting shell, a valve rod (7) is arranged on the end face of the double-adjusting valve core (4), the top end of the valve rod (7) penetrates through and extends to the outside of the top end of the thread bulge (9), a movable rod (3) is connected with the middle of the bottom end of the double-adjusting valve core (4) in a threaded mode, a spring adjusting sleeve (2) is mounted at the position, located on the inner thread of the valve body (1), of the upper end of the movable rod (3) is limited by a spring, a telescopic rod (10) is arranged on the bottom face of the valve body (1), a valve body bottom cover (12) is arranged on the bottom face, and a rubber bowl (13) is arranged inside the valve body bottom cover (12), the inside bottom middle part of rubber skin bowl spare (13) is equipped with bellying (14), cup joint on bellying (14), telescopic link (10) and movable rod (3) and be equipped with compression spring (11), the outside a week in bottom of valve body (1) evenly is equipped with water outlet flow control hole (8).
2. A high flow differential pressure independent thermostatic valve according to claim 1, characterized in that: the outer surface of the double-regulating valve core (4) is provided with a circular sealing ring, and the double-regulating valve core (4) is hermetically arranged through a facing surface between the circular sealing ring and the valve core mounting shell (5).
3. A high flow rate differential pressure independent thermostatic valve according to claim 2, wherein: the valve rod (7) is movably arranged in a sealing mode between the sealing rubber ring arranged on the valve rod and the inner part of the thread bulge (9).
4. A high flow rate differential pressure independent thermostatic valve according to claim 3, wherein: the upper end of the inside of the valve body (1) is provided with a valve core adjusting limiting groove, and the double adjusting valve core (4) is movably connected with the valve body (1) in a limiting way through the valve core adjusting limiting groove.
5. A high flow rate differential pressure independent thermostatic valve according to claim 4, characterized in that: a movable groove (15) is formed in the protruding piece (14), and the interior of the movable groove (15) is movably connected with the other end of the telescopic rod (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121670512.0U CN215371153U (en) | 2021-07-22 | 2021-07-22 | High-flow differential pressure independent thermostatic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121670512.0U CN215371153U (en) | 2021-07-22 | 2021-07-22 | High-flow differential pressure independent thermostatic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215371153U true CN215371153U (en) | 2021-12-31 |
Family
ID=79610766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121670512.0U Active CN215371153U (en) | 2021-07-22 | 2021-07-22 | High-flow differential pressure independent thermostatic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215371153U (en) |
-
2021
- 2021-07-22 CN CN202121670512.0U patent/CN215371153U/en active Active
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