CN220751311U - Torsion tube fixing device of electric pontoon liquid level meter - Google Patents
Torsion tube fixing device of electric pontoon liquid level meter Download PDFInfo
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- CN220751311U CN220751311U CN202322534877.6U CN202322534877U CN220751311U CN 220751311 U CN220751311 U CN 220751311U CN 202322534877 U CN202322534877 U CN 202322534877U CN 220751311 U CN220751311 U CN 220751311U
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- torsion tube
- pontoon
- supporting
- torsion
- fixing device
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- 239000007788 liquid Substances 0.000 title claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 44
- 238000001816 cooling Methods 0.000 claims abstract description 34
- 238000007789 sealing Methods 0.000 claims abstract description 28
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 239000000110 cooling liquid Substances 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 abstract 1
- 238000005188 flotation Methods 0.000 abstract 1
- 238000004378 air conditioning Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
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- Level Indicators Using A Float (AREA)
Abstract
The utility model relates to the technical field of pontoon liquid level meters, in particular to a torsion tube fixing device of an electric pontoon liquid level meter, which can prevent the liquid level meter from being influenced by leakage of cooling liquid, compress torsion tubes with different diameters, and simultaneously regulate smoothly without blocking; comprises a pontoon; still include lever, torsion tube, detecting element, fixed casing, supporting mechanism, adjustment mechanism, sealing mechanism and cooling body, the upper end and the lever fixed connection of flotation pontoon, the fixed cover in one side of lever is equipped with the torsion tube, the other end and the detecting element of torsion tube are connected, fixed casing suit is at the surface of torsion tube, supporting mechanism installs the inside at fixed casing and supports the torsion tube fixedly, adjustment mechanism installs on supporting mechanism, sealing mechanism installs the inside at fixed casing, cooling body communicates with the inside of fixed casing.
Description
Technical Field
The utility model relates to the technical field of pontoon liquid level meters, in particular to a torsion tube fixing device of an electric pontoon liquid level meter.
Background
The float type liquid level meter consists of three parts of detection, conversion and transmission; the detection part consists of a pontoon and a connecting rod; the conversion part consists of a lever, a torsion tube assembly and a sensor; the transmitting part consists of a CPU, an A/D, D/A and an LCD display. The pontoon is immersed in the liquid in the outer pontoon, and is rigidly connected with the torsion tube system, and the position of the liquid in the outer pontoon or the change of the height of the interface causes the buoyancy of the pontoon immersed in the liquid to change, thereby changing the rotation angle of the torsion tube. When the liquid level is higher, the buoyancy born by the pontoon is larger, the moment born by the torsion tube is smaller, and the torsion angle is smaller; the larger the opposite is. The change in torsion angle is transmitted to a sensor rigidly connected to the torsion tube, causing the sensor output voltage to change, which is amplified and converted to a 4-20mA current output. In practical use, there are still many drawbacks, such as the fact that the existing clamping mechanism arranged near the torsion tube cannot be adjusted, and the conventional clamping mechanism cannot be suitable for the needs of various liquid level meters. Through retrieving, a novel electric pontoon level gauge torsion tube fixing device that prior art publication No. CN209945510U proposed, including the pontoon, the upper end fixed mounting of pontoon has the lever, one side cover of lever is equipped with the torsion tube, the cover is equipped with fixed establishment on the pipe wall of torsion tube, fixed establishment includes the fixed frame, the inside both sides fixed mounting of fixed frame has the fixed plate, the spout has been seted up on the surface of fixed plate, the inside sliding connection of spout has big gyro wheel, sliding mounting has the manger plate between the both sides wall of fixed plate, the last fixed surface of manger plate installs the mount pad, there is little gyro wheel through bearing fixed mounting between the both sides wall of mount pad, the torsion tube has been placed in the space between the little gyro wheel, through setting up the spout for but big gyro wheel up-down sliding adjustment big gyro wheel and little gyro wheel between the size, be convenient for compress tightly the torsion tube block of different diameters, realized the device and be convenient for adjust fixed function. But it uses the coolant liquid to cool down torsion pipe, and the circumstances that can appear leaking after long-term use, and the gyro wheel slides in the spout through gravity simultaneously, takes place to block easily.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the torsion tube fixing device of the electric pontoon liquid level meter, which can prevent the liquid level meter from being influenced by leakage of cooling liquid, can compress torsion tubes with different diameters, is smooth in adjustment and can not cause clamping.
The utility model relates to a torsion tube fixing device of an electric pontoon liquid level meter, which comprises a pontoon; the device comprises a buoy, a lever, a torsion tube, a detection element, a fixed shell, a supporting mechanism, an adjusting mechanism, a sealing mechanism and a cooling mechanism, wherein the upper end of the buoy is fixedly connected with the lever; the torsion tube is supported and fixed through the supporting mechanism, the rotation of the torsion tube is not influenced, the torsion tubes with different diameters can be compressed through the adjusting mechanism, meanwhile, the adjustment is smooth, clamping is not caused, the sealing mechanism forms a cooling cavity inside the fixed shell, the cooling mechanism cools the inside of the cooling cavity, and the liquid level meter is prevented from leaking and corroding under high temperature and high pressure for a long time, so that the service life of the sensor is influenced.
Preferably, the supporting mechanism comprises two groups of supporting rods, two groups of supporting frames and two groups of rotating wheels, each group of supporting rods is four, the four supporting rods are axially and uniformly and symmetrically arranged on the inner wall of the fixed shell, the two groups of supporting rods are symmetrically arranged at the left end and the right end of the fixed shell, the supporting frames are arranged at the bottom ends of the supporting rods through the adjusting mechanisms, and the rotating wheels are rotatably arranged on the supporting frames; the four support rods drive the support frame and the rotating wheel to support the periphery of the torsion tube, so that the torsion tube is located at the center of the fixed shell, the rotating wheel can rotate on the support frame when the torsion tube rotates, friction force when the torsion tube rotates is reduced, and the torsion tube is prevented from being influenced.
Preferably, the adjusting mechanism comprises a fixed disc, a telescopic rod, a connecting plate and a spring, wherein the fixed disc is fixedly arranged at one end of the supporting rod, the telescopic rod is fixedly connected to the other end of the fixed disc, the connecting plate is connected to the other end of the telescopic rod, the supporting frame is fixedly arranged at the bottom end of the connecting plate, the spring is sleeved on the outer wall of the telescopic rod, one end of the spring is connected with the fixed disc, and the other end of the spring is connected with the connecting plate; can adjust the distance between support frame and the bracing piece through compression telescopic link and spring, be convenient for compress tightly the torsion pipe of different diameters, it is smooth and easy to adjust, can not take place the card and dun, promotes runner and torsion pipe simultaneously and keeps close contact, avoids torsion pipe not compressing tightly, takes place the skew when receiving buoyancy rotation, influences measurement accuracy.
Preferably, the sealing mechanism comprises two sealing partition plates and two sealing rings, the two sealing partition plates are respectively and fixedly arranged at two ends of the inside of the fixed shell, the middle part of each sealing partition plate is provided with a through hole, the sealing rings are arranged in the through holes, and the sealing rings are made of silica gel; the inside cooling chamber that forms of fixed casing is made through two sealed baffles, and the through-hole is convenient for the penetration of torsion tube, strengthens sealedly between torsion tube and the sealed baffle through the sealing washer.
Preferably, the cooling mechanism comprises an air inlet pipe, a speed regulating valve and an air outlet pipe, wherein the air inlet pipe is connected to the outer wall of the front end of the fixed shell and is communicated with one end of the cooling cavity; when liquid temperature that awaits measuring is higher, with intake pipe and external refrigeration mechanism connection, the air conditioning is got into in the cooling chamber from the intake pipe, cools down torsion pipe, avoids the level gauge to be in high temperature and high pressure for a long time, influences sensor life, then gaseous discharge cooling chamber through the outlet duct, and gaseous can not cause the damage to detecting element simultaneously, can avoid the influence that the coolant liquid leakage caused, can adjust the speed of getting into the air conditioning through the governing valve, is convenient for adjust according to actual conditions, the convenience when improving the use.
Preferably, the cooling device further comprises a temperature detector, wherein the temperature detector is fixedly arranged in the cooling cavity and is electrically connected with the speed regulating valve; the temperature detector is used for detecting the temperature in the cooling cavity, the speed of cold air entering is controlled through the speed regulating valve, the temperature is uniformly reduced, the speed regulating valve is closed when the temperature is not high, and resources are reasonably utilized.
Compared with the prior art, the utility model has the beneficial effects that: the torsion tube is supported and fixed through the supporting mechanism, the rotation of the torsion tube is not influenced, the torsion tubes with different diameters can be compressed through the adjusting mechanism, meanwhile, the adjustment is smooth, clamping is not caused, the sealing mechanism forms a cooling cavity inside the fixed shell, the cooling mechanism cools the inside of the cooling cavity, and the liquid level meter is prevented from leaking and corroding under high temperature and high pressure for a long time, so that the service life of the sensor is influenced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic top view of the present utility model;
FIG. 3 is a schematic view of a left-hand cross-sectional structure of the present utility model;
FIG. 4 is an enlarged schematic view of the portion A of FIG. 2 in accordance with the present utility model;
FIG. 5 is a schematic perspective view of a support mechanism and the like according to the present utility model;
the reference numerals in the drawings: 1. a pontoon; 2. a lever; 3. a torsion tube; 4. a detection element; 5. a fixed housing; 6. a support rod; 7. a support frame; 8. a rotating wheel; 9. a fixed plate; 10. a telescopic rod; 11. a connecting plate; 12. a spring; 13. a sealing separator; 14. a seal ring; 15. an air inlet pipe; 16. a speed regulating valve; 17. an air outlet pipe; 18. a temperature detector.
Description of the embodiments
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
As shown in fig. 1, fig. 3, fig. 4 and fig. 5, the upper end of the pontoon 1 is fixedly connected with the lever 2, one side of the lever 2 is fixedly sleeved with a torsion tube 3, the other end of the torsion tube 3 is connected with the detecting element 4, the fixed shell 5 is sleeved on the outer surface of the torsion tube 3, four support rods 6 are axially and uniformly symmetrically arranged on the inner wall of the fixed shell 5, two groups of support rods 6 are symmetrically arranged at the left and right ends of the fixed shell 5, a fixed disc 9 is fixedly arranged at one end of the support rods 6, the other end of the fixed disc 9 is fixedly connected with a telescopic rod 10, the other end of the telescopic rod 10 is connected with a connecting plate 11, a support frame 7 is fixedly arranged at the bottom end of the connecting plate 11, a spring 12 is sleeved on the outer wall of the telescopic rod 10, one end of the spring 12 is connected with the fixed disc 9, the other end of the spring 12 is connected with the connecting plate 11, and a rotating wheel 8 is rotatably arranged on the support frame 7;
the four support rods 6 drive the support frames 7 and the rotating wheels 8 to support the periphery of the torsion tube 3, so that the torsion tube 3 is located at the center of the fixed shell 5, the rotating wheels 8 can rotate on the support frames 7 when the torsion tube 3 rotates, friction force when the torsion tube 3 rotates is reduced, the torsion tube rotation is prevented from being influenced, the distance between the support frames 7 and the support rods 6 can be adjusted through the compression telescopic rods 10 and the springs 12, the torsion tube 3 with different diameters is convenient to compress tightly, smooth adjustment is achieved, clamping does not occur, meanwhile, the rotating wheels 8 are pushed to keep close contact with the torsion tube 3, the torsion tube 3 is prevented from not compressing tightly, deflection occurs when the torsion tube rotates under buoyancy, and measurement accuracy is influenced.
As shown in fig. 2, two sealing clapboards 13 are respectively and fixedly installed at two ends of the inside of the fixed shell 5, a through hole is formed in the middle of each sealing clapboard 13, sealing rings 14 are installed in the through holes, the sealing rings 14 are made of silica gel, an air inlet pipe 15 is connected to the outer wall of the front end of the fixed shell 5 and is communicated with one end of a cooling cavity, a speed regulating valve 16 is installed on the air inlet pipe 15, an air outlet pipe 17 is connected to the outer wall of the rear end of the fixed shell 5 and is communicated with the other end of the cooling cavity, a temperature detector 18 is fixedly installed in the cooling cavity, and the temperature detector 18 is electrically connected with the speed regulating valve 16;
the inside cooling chamber that forms of fixed casing 5 is made through two sealed baffles 13, the through-hole is convenient for penetrate of torsion tube 3, strengthen sealedly between torsion tube 3 and the sealed baffle 13 through sealing washer 14, when the liquid temperature that awaits measuring is higher, be connected intake pipe 15 and external refrigeration mechanism, the air conditioning is got into in the cooling chamber from intake pipe 15, cool down to torsion tube 3, avoid the level gauge to be in high temperature and high pressure for a long time, influence sensor life, then the gas is discharged the cooling chamber through outlet duct 17, the gas can not cause the damage to detecting element simultaneously, can avoid the influence that the coolant leakage caused, can adjust the speed of getting into the air conditioning through speed-adjusting valve 16, be convenient for adjust according to actual conditions, the convenience when improving the use, detect the temperature in the cooling chamber through temperature detector 18, and control the speed of getting into the air conditioning through speed-adjusting valve 16, make the temperature evenly drop, close speed-adjusting valve 16 when the temperature is not high, rational utilization resource.
As shown in figures 1 to 5, in the torsion tube fixing device of the electric pontoon liquid level meter, when the electric pontoon liquid level meter works, the distance between the support frame 7 and the support rods 6 can be adjusted through the compression telescopic rod 10 and the spring 12, so that the torsion tubes 3 with different diameters can be conveniently compressed, the four support rods 6 drive the support frame 7 and the rotating wheel 8 to support the periphery of the torsion tubes 3, the torsion tubes 3 are positioned at the center of the fixed shell 5, the rotating wheel 8 rotates on the support frame 7 when the torsion tubes 3 rotate, friction during rotation of the torsion tubes 3 is reduced, when the temperature of liquid to be measured is higher, the air inlet pipe 15 is connected with an external refrigeration mechanism, cold air enters a cooling cavity from the air inlet pipe 15, the torsion tubes 3 are cooled, the liquid level meter is prevented from being in high temperature and high pressure for a long time, the service life of a sensor is prevented from being influenced, then the air is discharged out of the cooling cavity through the air outlet pipe 17, meanwhile, the temperature detector 18 detects the temperature in the cooling cavity, and the speed of entering cold air is controlled through the speed control valve 16, so that the temperature is uniformly reduced.
The temperature detector 18 of the torsion tube fixing device of the electric pontoon level gauge of the utility model is purchased from the market, and is installed and operated by those skilled in the art according to the attached instruction manual without the need for creative work by those skilled in the art.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (6)
1. An electric pontoon level gauge torsion tube fixing device comprises a pontoon (1); the torsion tube cooling device is characterized by further comprising a lever (2), a torsion tube (3), a detection element (4), a fixed shell (5), a supporting mechanism, an adjusting mechanism, a sealing mechanism and a cooling mechanism, wherein the upper end of the pontoon (1) is fixedly connected with the lever (2), the torsion tube (3) is fixedly sleeved on one side of the lever (2), the other end of the torsion tube (3) is connected with the detection element (4), the fixed shell (5) is sleeved on the outer surface of the torsion tube (3), the supporting mechanism is arranged in the fixed shell (5) to support and fix the torsion tube (3), the adjusting mechanism is arranged on the supporting mechanism, the sealing mechanism is arranged in the fixed shell (5), and the cooling mechanism is communicated with the inside of the fixed shell (5).
2. The torsion tube fixing device of the electric pontoon liquid level meter according to claim 1, wherein the supporting mechanism comprises two groups of supporting rods (6), two groups of supporting frames (7) and two groups of rotating wheels (8), each group of supporting rods (6) is four, the four supporting rods (6) are axially and uniformly symmetrically arranged on the inner wall of the fixed casing (5), the two groups of supporting rods (6) are symmetrically arranged at the left end and the right end of the fixed casing (5), the supporting frames (7) are arranged at the bottom ends of the supporting rods (6) through the adjusting mechanism, and the rotating wheels (8) are rotatably arranged on the supporting frames (7).
3. The torsion tube fixing device of the electric pontoon liquid level meter according to claim 2, wherein the adjusting mechanism comprises a fixing disc (9), a telescopic rod (10), a connecting plate (11) and a spring (12), the fixing disc (9) is fixedly arranged at one end of the supporting rod (6), the other end of the fixing disc (9) is fixedly connected with the telescopic rod (10), the other end of the telescopic rod (10) is connected with the connecting plate (11), the supporting frame (7) is fixedly arranged at the bottom end of the connecting plate (11), the spring (12) is sleeved on the outer wall of the telescopic rod (10), one end of the spring (12) is connected with the fixing disc (9), and the other end of the spring (12) is connected with the connecting plate (11).
4. The torsion tube fixing device of the electric pontoon liquid level meter according to claim 1, wherein the sealing mechanism comprises two sealing partition plates (13) and two sealing rings (14), the two sealing partition plates (13) are respectively and fixedly arranged at two ends of the inner part of the fixed casing (5), a through hole is formed in the middle of the sealing partition plate (13), the sealing rings (14) are arranged in the through holes, and the sealing rings (14) are made of silica gel.
5. The torsion tube fixing device of the electric pontoon level gauge according to claim 4, wherein the cooling mechanism comprises an air inlet tube (15), a speed regulating valve (16) and an air outlet tube (17), the air inlet tube (15) is connected to the front end outer wall of the fixed casing (5) and is communicated with one end of the cooling cavity, the speed regulating valve (16) is arranged on the air inlet tube (15), and the air outlet tube (17) is connected to the rear end outer wall of the fixed casing (5) and is communicated with the other end of the cooling cavity.
6. The torsion tube fixing device for an electric pontoon level gauge according to claim 4, further comprising a temperature detector (18), wherein the temperature detector (18) is fixedly arranged in the cooling chamber, and the temperature detector (18) is electrically connected with the speed adjusting valve (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322534877.6U CN220751311U (en) | 2023-09-19 | 2023-09-19 | Torsion tube fixing device of electric pontoon liquid level meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322534877.6U CN220751311U (en) | 2023-09-19 | 2023-09-19 | Torsion tube fixing device of electric pontoon liquid level meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220751311U true CN220751311U (en) | 2024-04-09 |
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ID=90563455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322534877.6U Active CN220751311U (en) | 2023-09-19 | 2023-09-19 | Torsion tube fixing device of electric pontoon liquid level meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220751311U (en) |
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2023
- 2023-09-19 CN CN202322534877.6U patent/CN220751311U/en active Active
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