CN218377741U - Small-sized temperature control regulating valve - Google Patents
Small-sized temperature control regulating valve Download PDFInfo
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- CN218377741U CN218377741U CN202222253198.7U CN202222253198U CN218377741U CN 218377741 U CN218377741 U CN 218377741U CN 202222253198 U CN202222253198 U CN 202222253198U CN 218377741 U CN218377741 U CN 218377741U
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- valve seat
- temperature control
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Abstract
The utility model discloses a small-sized temperature control regulating valve, which comprises a valve body with a medium flow passage, wherein the top of the valve body is matched with a valve cover, a temperature sensing component is arranged above the valve cover, the medium flow passage comprises an inlet arranged at the bottom of the valve body, a liquid outlet arranged on one side wall of the valve body and a medium cavity communicated between the inlet and the liquid outlet, a valve seat component is arranged in the medium cavity above the inlet, a valve core component used for controlling the medium flow is arranged on the valve seat component, the valve core component comprises a valve core and a valve rod connected with the valve core and driving the valve core to act, and the valve rod penetrates out of the valve cover and is fixed with the temperature sensing component; the valve seat assembly comprises a valve seat connected with the liquid inlet, a sealing seat is arranged in the valve seat, and a valve seat pressing cover for pressing and fixing the sealing seat is arranged on the valve seat in a matching mode. The utility model discloses simple structure is compact, the dependable performance helps the stable system operation, is applicable to the space narrow and small, difficult installation valve, has the harsh operating mode of requirement etc. to pipeline bearing capacity.
Description
Technical Field
The utility model belongs to the technical field of the valve, concretely relates to smart small-size temperature control governing valve.
Background
The temperature control regulating valve realizes automatic regulation by utilizing the principles of liquid thermal expansion and liquid incompressible. When the temperature of the controlled medium of the temperature control regulating valve is higher than a set value, the temperature sensing liquid expands to push the valve core to close the valve downwards, so that the flow of the heating medium is reduced; when the temperature of the controlled medium is lower than a set value, the temperature sensing liquid contracts, the return spring pushes the valve core to open, the flow of the heating medium is increased, and the heat exchange device is suitable for various heat exchange occasions with steam, hot water, hot oil and the like as media.
The existing temperature control regulating valve often has the problem of inflexible flow regulation, so that the unstable condition occurs in the use process; and under the harsh working conditions that the space is narrow and small, the valve is not easy to install, the bearing capacity of the pipeline is required and the like, the existing temperature control regulating valve cannot work well.
SUMMERY OF THE UTILITY MODEL
In order to make up the deficiency of the prior art, the utility model provides a small and exquisite temperature control regulating valve, including the valve body that has the medium runner, the valve body top cooperation sets up the valve gap, sets up the temperature sensing subassembly above the valve gap, the medium runner includes the inlet that sets up in the valve body bottom, sets up the liquid outlet and link up the medium chamber between inlet and the liquid outlet of a side wall of valve body, sets up the valve seat subassembly in the medium chamber above the inlet, is provided with the case subassembly that is used for controlling the medium flow on the valve seat subassembly, the case subassembly includes the case and is connected with the case and drives the valve rod that the case acted on, the valve rod is worn out of the valve gap and is fixed with the temperature sensing subassembly; the valve seat assembly comprises a valve seat connected with the liquid inlet, a sealing seat is arranged in the valve seat, and a valve seat pressing cover for pressing and fixing the sealing seat is arranged on the valve seat in a matching mode.
Furthermore, all set up medium flow through hole on disk seat, seal receptacle and the disk seat gland, the medium flow through hole cross-section on the disk seat gland is greater than the medium flow through hole cross-section of seal receptacle, the medium opening and the disk seat medium flow through hole axial coincidence of seal receptacle.
Furthermore, the bottom of the valve core is arranged into a funnel-shaped structure, and an annular tangent plane is arranged in the valve seat gland for matching with the valve core structure.
Furthermore, the sealing seat is a soft sealing structure and is made of a stainless steel coated with a tetrafluoro material.
Further, a sealing ring is arranged between the valve cover and the valve rod.
Furthermore, supports are arranged on two sides of the top of the valve cover, a top cover is fixedly arranged on the tops of the supports through a connecting plate, and a temperature sensing assembly is arranged on the top cover.
Furthermore, a push rod is arranged in the top cover, the top of the push rod is fixed with the temperature sensing assembly, and the bottom of the push rod is fixed with the top of the valve rod.
Furthermore, an adjusting component is arranged on the valve cover.
Furthermore, the adjusting assembly comprises an adjusting disc fixed on the valve cover, the adjusting disc is in threaded connection with the outer wall of the valve cover, an elastic part is arranged on the adjusting disc, and the elastic part is located between the adjusting disc and the top cover.
Compared with the prior art, the utility model discloses there is following advantage: 1) The temperature sensing component directly acts on the valve rod to control the circulation of the medium, so that the control sensitivity and accuracy are improved; 2) The sealing seat is a soft sealing structure and is made of a stainless steel coated polytetrafluoroethylene material, so that the sealing property and the corrosion resistance of the regulating valve are enhanced, and the sealing seat can be used for regulating valves and cut-off valves; 3) Compared with the traditional packing design, the valve is only sealed by the guide of the sealing ring, so that the control sensitivity of the valve is improved; 4) The temperature change range can be adjusted by adjusting the upper and lower positions of the adjusting disc to change the tension of the elastic part according to the field requirements, so that the flexible field control is facilitated; 5) The utility model discloses simple structure is compact, the dependable performance helps the stable system operation, is applicable to the space narrow and small, difficult installation valve, has the harsh operating mode of requirement etc. to pipeline bearing capacity.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1 according to the present invention;
fig. 3 is a schematic structural diagram of the valve seat assembly of the present invention.
In the figure: 1-valve body, 11-liquid inlet, 12-liquid outlet, 13-medium cavity, 2-valve seat component, 21-valve seat, 22-sealing seat, 23-valve seat gland, 231-annular section, 3-valve core component, 31-valve core, 32-valve rod, 4-valve cover, 5-adjusting component, 51-elastic component, 52-adjusting disk, 6-top cover, 7-temperature sensing component, 8-bracket, 9-sealing ring, 10-connecting plate and 14-push rod.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1, the small-sized temperature control regulating valve comprises a valve body 1 with a medium flow channel, a valve cover 4 is arranged on the top of the valve body 1 in a matching manner, and the valve cover 4 is fixedly connected with the valve body 1 through a flange. The medium runner is including setting up the inlet 11 in valve body 1 bottom, set up at the liquid outlet 12 of 1 lateral wall of valve body and link up the medium chamber 13 between inlet 11 and the liquid outlet 12, set up valve seat assembly 2 in the medium chamber 13 of inlet 11 top, valve seat assembly 2 is provided with the axial through hole who communicates with inlet 11, be provided with the case subassembly 3 that is used for the control medium runner on the valve seat assembly 2, case subassembly 3 includes the case 31 with the contact of disk seat 21 and is connected and drives the valve rod 32 that case 31 acted on with case 31. Supports 8 are arranged on two sides of the top of the valve cover 4, a top cover 6 is fixedly arranged on the top of each support 8 through a connecting plate 10, a temperature sensing assembly 7 is arranged on each top cover 6, and a push rod 14 is arranged in each top cover 6; the top of the push rod 14 is fixed with the temperature sensing component 7, and the bottom of the push rod 14 is fixed with the top of the valve rod 32, namely, the temperature sensing component 7 directly acts on the valve rod 32 to control the circulation of the medium.
As shown in fig. 2 and 3, the valve seat assembly 2 includes a valve seat 21 connected to the liquid inlet 11, a sealing seat 22 is disposed in the valve seat 21, a valve seat gland 23 press-fitted with the sealing seat 22 is disposed on the valve seat 21, the sealing seat 22 is a soft sealing structure and is made of a stainless steel-coated polytetrafluoroethylene material, and the sealing seat can be used not only for regulating valves but also for cut-off valves. The valve seat 21, the sealing seat 22 and the valve seat gland 23 are all provided with medium flow holes, and the cross section of the medium flow hole on the valve seat gland 23 is larger than that of the medium flow hole of the sealing seat 22, so that the valve seat gland 23 does not influence the plugging effect of the sealing seat 22 and the valve core 31 when pressing the sealing seat 22, and the medium flow hole of the sealing seat 22 and the medium flow hole of the valve seat 21 are axially overlapped. The bottom of the valve core 31 is matched with the medium flow hole of the sealing seat 22 and the medium flow hole of the valve seat 21 to be arranged into a funnel-shaped structure, and an annular tangent plane 231 is arranged in the valve seat gland 23 for matching the structure of the valve core 31.
With continued reference to fig. 1, the valve cap 4 is provided with an adjusting assembly 5, the adjusting assembly 5 includes an adjusting disk 52 fixed on the valve cap 5, an elastic member 51 is provided on the adjusting disk 52, the elastic member 51 is located between the adjusting disk 52 and the top cover 6, and the elastic member 51 is preferably a spring. The adjusting disc 52 is in threaded connection with the outer wall of the valve cover 5, so that the temperature change range can be adjusted by adjusting the upper position and the lower position of the adjusting disc 52 to change the tension of the elastic part 51 according to the field requirements, and flexible control on the field is facilitated. In addition, the sealing ring 9 is arranged between the valve cover 4 and the valve rod 32, and compared with the traditional packing design, the control sensitivity of the valve can be improved only by using the sealing ring 9 for guiding and sealing. In addition, in order to ensure the sealing performance of the regulating valve, sealing rings are provided between the valve body 1 and the valve cover 4 and between the valve seat 21 and the valve seat cover 23.
The application principle of use: when the temperature sensing assembly 7 receives external temperature change, the temperature change causes the temperature sensing assembly 7 to generate an acting force to push the push rod 14 to generate displacement, and the elastic element 51 is compressed to drive the valve core assembly 3 to act. The valve (namely the medium circulation hole of the valve seat component 2) is in a normally open position, when the temperature sensing component 7 is heated, the inner push rod 14 moves downwards to push the valve core component 3 to act downwards so as to close the valve; when the temperature of the temperature sensing assembly 7 is reduced, the inner push rod 14 moves upwards, the valve core assembly 3 is reset under the influence of the thrust of the elastic piece 51, and the valve is opened; the temperature range of the valve switch can be adjusted by adjusting the adjusting component 5, namely, the position of the adjusting disc 52 is adjusted up and down through the threads on the outer wall of the valve cover 5, so as to meet the requirement of the required working condition.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should 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; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (9)
1. A small-sized temperature control regulating valve comprises a valve body (1) with a medium flow channel, wherein the top of the valve body (1) is provided with a valve cover (4) in a matched mode, and a temperature sensing assembly (7) is arranged above the valve cover (4), and is characterized in that the medium flow channel comprises a liquid inlet (11) arranged at the bottom of the valve body (1), a liquid outlet (12) arranged on one side wall of the valve body (1) and a medium cavity (13) penetrating between the liquid inlet (11) and the liquid outlet (12), a valve seat assembly (2) is arranged in the medium cavity (13) above the liquid inlet (11), a valve core assembly (3) used for controlling medium flow is arranged on the valve seat assembly (2), the valve core assembly (3) comprises a valve core (31) and a valve rod (32) connected with the valve core (31) and driving the valve core (31) to act, and the valve rod (32) penetrates through the valve cover (4) and is fixed with the temperature sensing assembly (7); the valve seat assembly (2) comprises a valve seat (21) connected with the liquid inlet (11), a sealing seat (22) is arranged in the valve seat (21), and a valve seat pressing cover (23) used for pressing and fixing the sealing seat (22) is arranged on the valve seat (21) in a matching mode.
2. A miniature temperature control regulating valve according to claim 1, characterized in that the valve seat (21), the sealing seat (22) and the valve seat gland (23) are provided with medium flow openings, the cross section of the medium flow opening in the valve seat gland (23) is larger than the cross section of the medium flow opening in the sealing seat (22), and the medium flow opening in the sealing seat (22) and the medium flow opening in the valve seat (21) axially coincide.
3. The small-sized temperature control regulating valve according to claim 2, wherein the bottom of the valve core (31) is funnel-shaped, and the valve seat cover (23) is provided with a ring-shaped section (231) for matching with the structure of the valve core (31).
4. A miniature temperature control regulator valve according to claim 2 wherein said sealing seat (22) is a soft seal structure made of stainless steel coated with tetrafluoro material.
5. A miniature temperature control regulating valve according to any of claims 1-4, wherein a sealing ring (9) is provided between said valve cover (4) and said valve stem (32).
6. A small-sized temperature control regulating valve according to any one of claims 1-4, characterized in that two sides of the top of the valve cover (4) are provided with brackets (8), the top of the brackets (8) is fixedly provided with a top cover (6) through a connecting plate (10), and the top cover (6) is provided with a temperature sensing component (7).
7. The small-sized temperature control regulating valve according to claim 6, wherein a push rod (14) is arranged in the top cover (6), the top of the push rod (14) is fixed with the temperature sensing assembly (7), and the bottom of the push rod (14) is fixed with the top of the valve rod (32).
8. A miniature temperature control regulating valve according to claim 6, wherein the valve cover (4) is provided with an adjusting assembly (5).
9. A miniature temperature control regulating valve according to claim 8, wherein the regulating assembly (5) comprises a regulating disc (52) fixed on the valve cover (4), the regulating disc (52) is in threaded connection with the outer wall of the valve cover (4), an elastic member (51) is arranged on the regulating disc (52), and the elastic member (51) is positioned between the regulating disc (52) and the top cover (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222253198.7U CN218377741U (en) | 2022-08-26 | 2022-08-26 | Small-sized temperature control regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222253198.7U CN218377741U (en) | 2022-08-26 | 2022-08-26 | Small-sized temperature control regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218377741U true CN218377741U (en) | 2023-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222253198.7U Active CN218377741U (en) | 2022-08-26 | 2022-08-26 | Small-sized temperature control regulating valve |
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| Country | Link |
|---|---|
| CN (1) | CN218377741U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116045014A (en) * | 2023-03-06 | 2023-05-02 | 中石化青岛新能源有限公司 | Thermal temperature control regulating valve |
-
2022
- 2022-08-26 CN CN202222253198.7U patent/CN218377741U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116045014A (en) * | 2023-03-06 | 2023-05-02 | 中石化青岛新能源有限公司 | Thermal temperature control regulating valve |
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