CN217874260U - Temperature regulating valve convenient for replacing cylinder film for paper mill - Google Patents
Temperature regulating valve convenient for replacing cylinder film for paper mill Download PDFInfo
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- CN217874260U CN217874260U CN202221721332.5U CN202221721332U CN217874260U CN 217874260 U CN217874260 U CN 217874260U CN 202221721332 U CN202221721332 U CN 202221721332U CN 217874260 U CN217874260 U CN 217874260U
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Abstract
The utility model relates to the technical field of regulating valves, in particular to a temperature regulating valve which is used in a paper mill and is convenient for replacing a cylinder film, comprising a main pipeline and a cylinder body arranged at the upper end of the main pipeline; the cylinder body comprises an upper cylinder connecting shell and a lower cylinder connecting shell, and the upper cylinder connecting shell and the lower cylinder connecting shell are in a detachable connection structure; the inner side of the cylinder body is provided with a movable rod, a connecting plate is arranged above the movable rod, a spring is sleeved on the movable rod, the upper end and the lower end of the connecting plate are respectively provided with a screw post and an internal thread ring B, the top end of the movable rod is provided with threads, the movable rod is in threaded connection with the internal thread ring B through the threads at the top end of the movable rod, and the bottom end of the movable rod movably penetrates through the bottom end of the cylinder body and the top end of the main pipeline and is connected with a flashboard; a film sheet is arranged between the upper cylinder connecting shell and the lower cylinder connecting shell. The utility model discloses can be convenient for carry out dismouting work to the pellicle, promote the change speed to the pellicle, the practicality is strong.
Description
Technical Field
The utility model relates to a governing valve technical field especially relates to a paper mill is with temperature regulation valve convenient to change cylinder film.
Background
In the field of industrial automation process control, a final control element for changing process parameters such as medium flow, pressure, temperature, liquid level and the like by receiving a control signal output by an adjusting control unit and by means of power operation generally comprises an actuating mechanism and a valve, wherein if the adjusting valve is in a straight stroke and an angular stroke according to stroke characteristics; the pneumatic regulating valve, the electric regulating valve and the hydraulic regulating valve can be divided into three types according to the power used by the matched executing mechanism; at present, a temperature and flow regulating valve in the market basically adopts a structure of a thermal expansion valve, namely, the temperature and flow regulating valve is provided with a power head component, a temperature sensing bulb and a capillary tube. The flow rate within the valve is controlled by movement of an elastomeric diaphragm in the powerhead assembly.
The cylinder film piece used in the temperature regulating valve is easy to damage after repeated expansion and contraction, and is required to be replaced periodically for easily damaged parts, but the disassembly and assembly process is usually more complicated when the film piece is replaced, and a large amount of time is wasted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the technical problem who exists among the background art, the utility model provides a paper mill is with temperature regulation valve convenient to change cylinder film.
The technical scheme of the utility model: a temperature regulating valve convenient for replacing a cylinder film for a paper mill comprises a main pipeline and a cylinder body arranged at the upper end of the main pipeline; the cylinder body comprises an upper cylinder connecting shell and a lower cylinder connecting shell, the upper cylinder connecting shell and the lower cylinder connecting shell are in a detachable connection structure, and the upper cylinder connecting shell is connected with an air inlet connecting pipe; the inner side of the cylinder body is provided with a movable rod, a connecting plate is arranged above the movable rod, a spring is sleeved on the movable rod, the upper end and the lower end of the connecting plate are respectively provided with a screw post and an internal thread ring B, the top end of the movable rod is provided with threads, the movable rod is in threaded connection with the internal thread ring B through the threads at the top end of the movable rod, and the bottom end of the movable rod movably penetrates through the bottom end of the cylinder body and the top end of the main pipeline and is connected with a flashboard; baffles are arranged on two sides of the flashboard, the peripheries of the baffles are hermetically connected with the inner wall of the main pipeline, and through holes are formed in the centers of the two baffles; a thin film sheet is arranged between the upper air cylinder connecting shell and the lower air cylinder connecting shell, a circular hole for a screw column to pass through is formed in the center of the thin film sheet, and a threaded cover is connected to the screw column in a threaded manner; the outer ring of the film sheet is tightly pressed between the upper air cylinder connecting shell and the lower air cylinder connecting shell, the outer edge of the film sheet is connected with a circular ring, and the top edge of the lower air cylinder connecting shell is provided with an annular positioning groove matched with the circular ring.
Preferably, the film sheet is of a circular ring-shaped structure, stainless steel annular sheets A are bonded to the upper end and the lower end of the outer ring of the film sheet, sealing rubber strips A are bonded to the two stainless steel annular sheets A, stainless steel annular sheets B are bonded to the upper end and the lower end of the inner ring of the film sheet, and sealing rubber strips B are bonded to the stainless steel annular sheets B at the bottom end.
Preferably, an internal thread ring A and an external thread ring are respectively arranged on the upper cylinder connecting shell and the lower cylinder connecting shell, and the internal thread ring A is in threaded connection with the external thread ring.
Preferably, a hot water connecting pipe and a drainage end connecting pipe are respectively communicated with two ends of the main pipeline, and a temperature sensor A and a temperature sensor B are respectively arranged in the hot water connecting pipe and the drainage end connecting pipe; one end of the main pipeline adjacent to the drainage end connecting pipe is connected with a cold water connecting pipe; the controller is arranged outside the main pipeline.
Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has: when the thin film piece is replaced, the upper air cylinder connecting shell is rotated to drive the internal thread ring A to rotate, so that the internal thread ring A is separated from the external thread ring, the upper air cylinder connecting shell can be separated from the lower air cylinder connecting shell, then the thread cover is unscrewed to release the fixation of the inner ring of the thin film piece, and then the thin film piece can be directly taken down; when a new thin film sheet is installed, the round hole in the new thin film sheet is aligned to the position of the screw column, the screw column is arranged on the inner side of the round hole, the threaded cover is screwed down, the inner ring of the thin film sheet can be pressed tightly, then the ring connected with the thin film sheet is inserted into the annular positioning groove, and the upper air cylinder connecting shell is connected with the lower air cylinder connecting shell, so that the outer ring of the thin film sheet can be pressed and fixed; to sum up, the utility model discloses can be convenient for carry out dismouting work to the diaphragm, promote the change speed to the diaphragm, the practicality is strong.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged schematic view of a portion a of fig. 1.
Fig. 3 is a schematic view of a part B of fig. 1.
Reference numerals are as follows: 101. the upper cylinder is connected with the shell; 102. a lower cylinder connecting shell; 1021. an annular positioning groove; 103. an air inlet connecting pipe; 2. a movable rod; 3. a main pipeline; 4. a hot water connecting pipe; 5. a drainage end connecting pipe; 6. a temperature sensor A; 7. a temperature sensor B; 8. a cold water connecting pipe; 9. a spring; 10. a film sheet; 11. a shutter plate; 12. a baffle plate; 121. a through hole; 13. a controller; 14. an internal thread ring A; 15. an externally threaded ring; 16. a stainless steel annular sheet A; 17. sealing rubber strips A; 18. a circular ring; 19. a threaded cap; 20. a screw post; 21. a connecting plate; 22. an internal thread ring B; 23. a stainless steel annular sheet B; 24. and sealing rubber strips B.
Detailed Description
Example one
As shown in fig. 1-3, the temperature regulating valve for a paper mill, which is convenient for replacing a cylinder film, provided by the utility model comprises a main pipeline 3 and a cylinder body arranged at the upper end of the main pipeline 3; the cylinder body comprises an upper cylinder connecting shell 101 and a lower cylinder connecting shell 102, the upper cylinder connecting shell 101 and the lower cylinder connecting shell 102 are of a detachable connection structure, an internal thread ring A14 and an external thread ring 15 are respectively arranged on the upper cylinder connecting shell 101 and the lower cylinder connecting shell 102, and the internal thread ring A14 is in threaded connection with the external thread ring 15; the upper cylinder connecting shell 101 is connected with an air inlet connecting pipe 103; the inner side of the cylinder body is provided with a movable rod 2, a connecting plate 21 is arranged above the movable rod 2, the movable rod 2 is sleeved with a spring 9, the upper end and the lower end of the connecting plate 21 are respectively provided with a screw post 20 and an internal thread ring B22, the top end of the movable rod 2 is provided with threads, the movable rod 2 is in threaded connection with the internal thread ring B22 through the threads at the top end, and the bottom end of the movable rod 2 movably penetrates through the bottom end of the cylinder body and the top end of the main pipeline 3 and is connected with a flashboard 11; baffles 12 are arranged on two sides of the flashboard 11, the periphery of each baffle 12 is hermetically connected with the inner wall of the main pipeline 3, and through holes 121 are formed in the centers of the two baffles 12; a thin film sheet 10 is arranged between the upper cylinder connecting shell 101 and the lower cylinder connecting shell 102, a circular hole for a screw post 20 to pass through is formed in the center of the thin film sheet 10, and a threaded cover 19 is connected to the screw post 20 in a threaded manner; the outer ring of the thin film piece 10 is tightly pressed between the upper cylinder connecting shell 101 and the lower cylinder connecting shell 102, the outer edge of the thin film piece 10 is connected with a ring 18, and the top edge of the lower cylinder connecting shell 102 is provided with an annular positioning groove 1021 matched with the ring 18.
A hot water connecting pipe 4 and a drainage end connecting pipe 5 are respectively communicated with two ends of the main pipeline 3, and a temperature sensor A6 and a temperature sensor B7 are respectively arranged inside the hot water connecting pipe 4 and the drainage end connecting pipe 5; one end of the main pipeline 3 adjacent to the drainage end connecting pipe 5 is connected with a cold water connecting pipe 8; be provided with controller 13 outside trunk line 3, the temperature sensor A6 and the temperature sensor B7 of setting can monitor the temperature at trunk line 3 both ends respectively, when the temperature of water in drainage end connecting pipe 5 is higher than the setting value, inflate in the cylinder connecting shell 101 by controller 13 controller cylinder equipment, movable rod 2 and flashboard 11 move down this moment, make the hot water volume that passes through in the trunk line 3 reduce, thereby can realize reducing the purpose of temperature, when the temperature of water in drainage end connecting pipe 5 is less than the setting value, can drive flashboard 11 and move up, make the hot water volume that passes through in the trunk line 3 increase, from this can promote the temperature of drainage.
In this embodiment, when the pellicle membrane 10 is replaced, the upper cylinder connecting shell 101 is rotated to drive the internal thread ring a14 to rotate, so that the internal thread ring a14 is separated from the external thread ring 15, the upper cylinder connecting shell 101 can be separated from the lower cylinder connecting shell 102, then the thread cover 19 is unscrewed to release the fixation of the inner ring of the pellicle membrane 10, and then the pellicle membrane 10 can be directly taken down; when installing new film piece 10, the position of the circular hole alignment screw post 20 on the new film piece 10, make the screw post 20 arrange the inboard of circular port in, screw up screw thread lid 19 again, thereby can compress tightly the inner circle of film piece 10, insert annular positioning groove 1021 with the ring 18 of connecting on the film piece 10 in, again will go up cylinder connecting shell 101 and cylinder connecting shell 102 down be connected can, can realize pressing tightly fixedly to film piece 10 outer lane from this, the change speed of film piece 10 has been promoted.
Example two
As shown in fig. 1-3, the utility model provides a temperature control valve for paper mill convenient to change cylinder film, compare in embodiment one, in this embodiment, film piece 10 is the structure of ring shape, and stainless steel annular piece a16 has all been bonded to the upper and lower end of the outer lane department of film piece 10, has all bonded joint strip a17 on two stainless steel annular pieces a16, and stainless steel annular piece B23 has all been bonded to the upper and lower end of the inner lane department of film piece 10, has bonded joint strip B24 on the stainless steel annular piece B23 of bottom; the probability of damage to the thin film piece 10 can be reduced through the arranged stainless steel annular piece A16 and the stainless steel annular piece B23 (the inner ring and the outer ring of the thin film piece 10 are repeatedly contracted under a compression state to easily cause surface fracture of the thin film piece), the sealing performance between the upper air cylinder connecting shell 101 and the lower air cylinder connecting shell 102 can be improved through the arranged sealing rubber strip A17, and the sealing performance between the thin film piece 10 and the connecting plate 21 can be improved through the arranged sealing rubber strip B24.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.
Claims (4)
1. A temperature regulating valve convenient for replacing a cylinder film for a paper mill is characterized by comprising a main pipeline (3) and a cylinder body arranged at the upper end of the main pipeline (3); the cylinder body comprises an upper cylinder connecting shell (101) and a lower cylinder connecting shell (102), the upper cylinder connecting shell (101) and the lower cylinder connecting shell (102) are in a detachable connection structure, and the upper cylinder connecting shell (101) is connected with an air inlet connecting pipe (103); a movable rod (2) is arranged on the inner side of the cylinder body, a connecting plate (21) is arranged above the movable rod (2), a spring (9) is sleeved on the movable rod (2), a screw post (20) and an internal thread ring B (22) are respectively arranged at the upper end and the lower end of the connecting plate (21), threads are arranged at the top end of the movable rod (2), the movable rod (2) is in threaded connection with the internal thread ring B (22) through threads at the top end of the movable rod, and the bottom end of the movable rod (2) movably penetrates through the bottom end of the cylinder body and the top end of the main pipeline (3) and is connected with a flashboard (11); baffles (12) are arranged on two sides of the flashboard (11), the peripheries of the baffles (12) are connected with the inner wall of the main pipeline (3) in a sealing manner, and through holes (121) are formed in the centers of the two baffles (12); a thin film sheet (10) is arranged between the upper air cylinder connecting shell (101) and the lower air cylinder connecting shell (102), a circular hole for a screw column (20) to pass through is formed in the center of the thin film sheet (10), and a threaded cover (19) is connected to the screw column (20) in a threaded manner; the outer ring of the thin film piece (10) is tightly pressed between the upper cylinder connecting shell (101) and the lower cylinder connecting shell (102), the outer edge of the thin film piece (10) is connected with a circular ring (18), and the top edge of the lower cylinder connecting shell (102) is provided with an annular positioning groove (1021) matched with the circular ring (18).
2. The temperature regulating valve convenient for replacing the cylinder membrane for the paper mill according to claim 1, characterized in that the membrane sheet (10) is of a circular structure, stainless steel annular sheets A (16) are respectively bonded to the upper end and the lower end of the outer ring of the membrane sheet (10), sealing rubber strips A (17) are respectively bonded to the two stainless steel annular sheets A (16), stainless steel annular sheets B (23) are respectively bonded to the upper end and the lower end of the inner ring of the membrane sheet (10), and sealing rubber strips B (24) are bonded to the stainless steel annular sheets B (23) at the bottom end.
3. The temperature regulating valve for a paper mill convenient for cylinder membrane replacement according to claim 1, characterized in that the upper cylinder connecting shell (101) and the lower cylinder connecting shell (102) are respectively provided with an internally threaded ring A (14) and an externally threaded ring (15), and the internally threaded ring A (14) is in threaded connection with the externally threaded ring (15).
4. The temperature regulating valve convenient for replacing the cylinder membrane for the paper mill according to claim 1, characterized in that two ends of the main pipeline (3) are respectively communicated with a hot water connecting pipe (4) and a water discharge end connecting pipe (5), and the interiors of the hot water connecting pipe (4) and the water discharge end connecting pipe (5) are respectively provided with a temperature sensor A (6) and a temperature sensor B (7); one end of the main pipeline (3) adjacent to the drainage end connecting pipe (5) is connected with a cold water connecting pipe (8); a controller (13) is arranged outside the main pipeline (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221721332.5U CN217874260U (en) | 2022-07-05 | 2022-07-05 | Temperature regulating valve convenient for replacing cylinder film for paper mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221721332.5U CN217874260U (en) | 2022-07-05 | 2022-07-05 | Temperature regulating valve convenient for replacing cylinder film for paper mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217874260U true CN217874260U (en) | 2022-11-22 |
Family
ID=84100199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221721332.5U Active CN217874260U (en) | 2022-07-05 | 2022-07-05 | Temperature regulating valve convenient for replacing cylinder film for paper mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217874260U (en) |
-
2022
- 2022-07-05 CN CN202221721332.5U patent/CN217874260U/en active Active
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