CN218545851U - Phthalic anhydride device high pressure steam pocket liquid level measurement device - Google Patents
Phthalic anhydride device high pressure steam pocket liquid level measurement device Download PDFInfo
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- CN218545851U CN218545851U CN202222942600.2U CN202222942600U CN218545851U CN 218545851 U CN218545851 U CN 218545851U CN 202222942600 U CN202222942600 U CN 202222942600U CN 218545851 U CN218545851 U CN 218545851U
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Abstract
The utility model provides a phthalic anhydride device high pressure drum liquid level measurement device relates to boiler liquid level measurement technical field, including measuring the bucket, measure the top fixedly connected with top cap of bucket, the bottom fixedly connected with bottom seal board of measuring the bucket. The utility model discloses a float in the measuring bucket reciprocates along with the liquid level lift that lets in liquid, the utility model discloses when using, the circuit part of sensor will excite pulse current on the waveguide silk in the probe rod, this electric current can produce magnetic field around when the propaganda silk is propagated, when the magnetic ring magnetic field that pulse current magnetic field and float produced meets, thereby the magnetic field around the float changes and makes the waveguide silk produce a torsional wave pulse in the position at float place, this pulse passes back and is detected by the sensor along the waveguide silk with fixed speed, can confirm the position that the float is located in the measuring bucket accurately through the time difference of measuring pulse current and torsional wave.
Description
Technical Field
The utility model relates to a boiler liquid level measurement device field especially relates to a phthalic anhydride device high pressure steam pocket liquid level measurement device.
Background
The real-time correct detection of the steam drum liquid level of the chemical boiler is vital, a liquid level meter is usually adopted for measuring the steam drum liquid level, the detection value of the liquid level meter is too high or too low, great influence is caused on production, and even great safety accidents can occur, so the correct display of the liquid level meter is particularly important.
However, in the prior art, the liquid level of the high-pressure steam drum of the existing phthalic anhydride device is measured by a double-chamber balance container method and is transmitted to the DCS, the measurement precision of the method is low, the fluctuation is large, and once a problem occurs in the using process, the liquid level of the steam drum cannot be monitored indoors, so that the production is extremely difficult to control, and the production is greatly influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the present phthalic anhydride device high pressure steam pocket level measurement who exists among the prior art and adopting a two room balance container method to measure the liquid level and far reach DCS, the measurement accuracy of this mode is low and undulant great, in case the problem can't follow indoor supervision steam pocket liquid level in the use, thereby lead to producing extremely difficult control, cause the problem of great influence to production, and a phthalic anhydride device high pressure steam pocket level measurement device that provides.
In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a phthalic anhydride device high-pressure steam pocket liquid level measurement device, includes the measuring bucket, the top fixedly connected with top cap of measuring bucket, shrouding at the bottom fixedly connected with of measuring bucket, the first communicating pipe of one side outer wall fixedly connected with of measuring bucket, the below of first communicating pipe is provided with second communicating pipe, the one end of second communicating pipe and the outer wall fixed connection of measuring bucket, the inside of first communicating pipe and second communicating pipe and the inside intercommunication of measuring bucket, the equal fixedly connected with flange of one end that measuring bucket was kept away from to first communicating pipe and second communicating pipe, the bottom surface of shrouding is provided with the mounting groove, the inner wall fixed mounting of mounting groove has the sensor, the inside of measuring bucket is provided with the probe rod, the bottom of probe rod and the top surface fixed connection of sensor, the float has been cup jointed in the outer wall activity of probe rod, the bottom surface fixed mounting of sensor has signal converter.
Preferably, support screw rods penetrate through the space between the bottom sealing plate and the top cover, the number of the support screw rods is four, and limit nuts are connected to the two ends of each support screw rod in a threaded manner.
Preferably, the outer wall of the measuring barrel is provided with a scale groove.
Preferably, one side of the flange is provided with a pressing plate, and the outer walls of the flange and the pressing plate are provided with connecting screw holes in a penetrating mode.
Preferably, a movable groove is formed in the outer wall of one side, close to the pressing plate, of the flange, a pressing block is arranged inside the movable groove, and one side of the pressing block is fixedly connected with the outer wall of the pressing plate.
Preferably, a spring is arranged in the movable groove, one end of the spring is fixedly connected with the inner wall of the movable groove, and the other end of the spring is fixedly connected with the outer wall of the pressing plate.
Preferably, a sealing gasket is fixedly connected to the outer wall of one side of the flange.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. the utility model discloses in, the float through measuring in the bucket reciprocates along with the liquid level lift that lets in liquid, the utility model discloses when using, the circuit part of sensor will excite pulse current on the waveguide silk in the probe rod, can produce magnetic field around this electric current when the propaganda of chain-feed silk is followed, when the magnetic ring magnetic field that pulse current magnetic field and float produced met, thereby magnetic field around the float changes and makes the waveguide silk produce a torsional wave pulse in the position at float place, this pulse is passed back and is examined by the sensor along the waveguide silk with fixed speed, can confirm the position at float place in measuring the bucket accurately through the time difference of measuring pulse current and torsional wave, the utility model discloses a detection precision is high, and stability is good.
2. The utility model discloses in, fasten the flange with equipment through the bolt after being connected for the clamp plate pastes tightly with the flange, and the briquetting is pressed into the movable groove by the clamp plate and makes spring compression, utilizes the elastic deformation of spring to make the briquetting receive reverse thrust at the movable groove, thereby makes the clamp plate exert certain thrust to the bolt, makes to be connected between bolt and the nut and fasten more, thereby improved the utility model discloses and the sealed steadiness of being connected between the equipment, and then improved the utility model discloses the precision of detection.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of a high-pressure drum liquid level measuring device of a phthalic anhydride device provided by the utility model;
FIG. 2 is an enlarged view of the structure A in FIG. 1 of the high pressure drum liquid level measuring device of the phthalic anhydride device of the present invention;
FIG. 3 is a sectional view showing the internal structure of a high-pressure drum liquid level measuring device of a phthalic anhydride device according to the present invention;
fig. 4 is the utility model provides a phthalic anhydride device high pressure drum liquid level measurement device's flange inner structure cross-sectional view.
Illustration of the drawings: 1. a measuring barrel; 2. a bottom closure plate; 3. a top cover; 4. a support screw; 5. a signal converter; 6. a first communication pipe; 7. a second communicating pipe; 8. a scale groove; 9. a limit nut; 10. a flange; 11. pressing a plate; 12. connecting screw holes; 13. a sealing gasket; 14. mounting grooves; 15. a sensor; 16. a probe rod; 17. a float; 18. a movable groove; 19. pressing into blocks; 20. a spring.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations set forth in the following description of the specific embodiments.
Embodiment 1, as shown in fig. 1-4, the utility model provides a phthalic anhydride device high pressure steam pocket liquid level measurement device, including measuring bucket 1, measuring bucket 1's top fixedly connected with top cap 3, measuring bucket 1's bottom fixedly connected with end shrouding 2, measuring bucket 1's one side outer wall fixedly connected with first communicating pipe 6, the below of first communicating pipe 6 is provided with second communicating pipe 7, the one end of second communicating pipe 7 and measuring bucket 1's outer wall fixed connection, the inside of first communicating pipe 6 and second communicating pipe 7 and measuring bucket 1's inside intercommunication, the equal fixedly connected with flange 10 of one end that measuring bucket 1 was kept away from to first communicating pipe 6 and second communicating pipe 7, end shrouding 2's bottom surface is provided with mounting groove 14, the inner wall fixed mounting of mounting groove 14 has sensor 15, measuring bucket 1's inside is provided with probe rod 16, be provided with the waveguide silk in 16, the bottom of probe rod 16 and sensor 15's top surface fixed connection, the outer wall activity has cup jointed float 17, sensor 15's fixed mounting has signal converter 5, measuring bucket 1's outer wall is provided with scale groove 8.
The following describes the specific configuration and operation of the present embodiment: the utility model discloses when using, the circuit part of sensor 15 will excite pulse current on the waveguide wire in probe rod 16, this current can produce the magnetic field around along the propagation of the conduction wire when propagating, when pulse current magnetic field meets with the magnetic ring magnetic field that float 17 produced, the magnetic field around float 17 changes so that the waveguide wire made of magnetostrictive material produces a torsional wave pulse at the position that float 17 was located, this pulse returns along the waveguide wire with fixed speed and is detected by sensor 15, can confirm the position that float 17 was located in measuring bucket 1, namely the position of liquid level accurately through measuring the time difference of pulse current and torsional wave.
The effect that its whole embodiment reached does, fastens flange 10 and equipment through the bolt and is connected the back for clamp plate 11 pastes tightly with flange 10, and briquetting 19 is pressed into movable groove 18 by clamp plate 11 and makes spring 20 compress, utilizes spring 20's elastic deformation to make briquetting 19 receive reverse thrust in movable groove 18, thereby makes clamp plate 11 apply certain thrust to the bolt, makes to be connected between bolt and the nut more tightly, thereby has improved the utility model discloses and the sealed steadiness of being connected between the equipment, and then has improved the utility model discloses the precision of detection.
The use method and the working principle of the device are as follows: during the use, be connected flange 10 and equipment through connecting screw 12 with first communicating pipe 6 and second communicating pipe 7 using the bolt, the bolt fastens flange 10 and equipment and is connected the back, make clamp plate 11 and flange 10 paste tightly, briquetting 19 is pressed into movable groove 18 by clamp plate 11 and makes spring 20 compress, utilize spring 20's elastic deformation to make briquetting 19 receive reverse thrust in movable groove 18, thereby make clamp plate 11 exert certain thrust to the bolt, make and be connected more firmly between bolt and the nut, thereby improved the utility model discloses and the sealed steadiness of being connected between the equipment, and then improved the utility model discloses the precision of detection makes in measuring bucket 1 and the inside linker that forms of equipment, float 17 in measuring bucket 1 is along with the liquid level lift that lets in liquid goes up and down, the utility model discloses when using, sensor 15's circuit part will be on the waveguide silk in probe 16 excitation pulse current, this current can produce magnetic field around when propagating along the broadcast silk, when the magnetic field that produces when pulse current and float 17 produced with the magnetic field, thereby the change of float takes place and change the fixed position and make the waveguide silk that this makes the float produce the pulse current and detect the difference in the accurate measuring bucket along the time of this pulse current in the liquid level that the measuring bucket, and detect the magnetic field, the float 17, and detect the time by the waveguide silk that the float is by the float 17.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may apply the equivalent embodiments modified or modified by the above technical contents disclosed as equivalent variations to other fields, but any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a phthalic anhydride device high pressure steam pocket liquid level measurement device, includes measuring bucket (1), its characterized in that: the utility model discloses a measuring bucket, including measuring bucket (1), top cover (3) of top fixedly connected with of measuring bucket (1), bottom fixedly connected with end shrouding (2) of measuring bucket (1), one side outer wall fixedly connected with first communicating pipe (6) of measuring bucket (1), the below of first communicating pipe (6) is provided with second communicating pipe (7), the one end of second communicating pipe (7) and the outer wall fixed connection of measuring bucket (1), the inside of first communicating pipe (6) and second communicating pipe (7) and the inside intercommunication of measuring bucket (1), the equal fixedly connected with flange (10) of one end that measuring bucket (1) was kept away from to first communicating pipe (6) and second communicating pipe (7), the bottom surface of end shrouding (2) is provided with mounting groove (14), the inner wall fixed mounting of mounting groove (14) has sensor (15), the inside of measuring bucket (1) is provided with probe rod (16), the bottom of probe rod (16) and the top surface fixed connection of sensor (15), the outer wall activity of probe rod (16) has cup jointed float (17), the bottom surface of sensor (15) is installed the converter (5).
2. The high-pressure steam drum liquid level measuring device of the phthalic anhydride device according to claim 1, characterized in that: run through between bottom seal board (2) and top cap (3) and be provided with supporting screw (4), the quantity of supporting screw (4) is provided with four, the equal threaded connection in both ends of supporting screw (4) has stop nut (9).
3. The high-pressure steam drum liquid level measuring device of the phthalic anhydride device according to claim 1, characterized in that: the outer wall of the measuring barrel (1) is provided with a scale groove (8).
4. The device for measuring the liquid level of the high-pressure steam drum of the phthalic anhydride device according to claim 1, wherein: one side of the flange (10) is provided with a pressing plate (11), and the outer walls of the flange (10) and the pressing plate (11) are provided with connecting screw holes (12) in a penetrating mode.
5. The device for measuring the liquid level of the high-pressure steam drum of the phthalic anhydride device according to claim 4, wherein: the flange is characterized in that a movable groove (18) is formed in the outer wall of one side, close to the pressing plate (11), of the flange (10), a pressing block (19) is arranged inside the movable groove (18), and one side of the pressing block (19) is fixedly connected with the outer wall of the pressing plate (11).
6. The device for measuring the liquid level of the high-pressure steam drum of the phthalic anhydride device according to claim 5, wherein: a spring (20) is arranged in the movable groove (18), one end of the spring (20) is fixedly connected with the inner wall of the movable groove (18), and the other end of the spring (20) is fixedly connected with the outer wall of the pressing plate (11).
7. The device for measuring the liquid level of the high-pressure steam drum of the phthalic anhydride device according to claim 1, wherein: and a sealing gasket (13) is fixedly connected to the outer wall of one side of the flange (10).
Priority Applications (1)
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CN202222942600.2U CN218545851U (en) | 2022-11-05 | 2022-11-05 | Phthalic anhydride device high pressure steam pocket liquid level measurement device |
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CN202222942600.2U CN218545851U (en) | 2022-11-05 | 2022-11-05 | Phthalic anhydride device high pressure steam pocket liquid level measurement device |
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CN218545851U true CN218545851U (en) | 2023-02-28 |
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CN202222942600.2U Active CN218545851U (en) | 2022-11-05 | 2022-11-05 | Phthalic anhydride device high pressure steam pocket liquid level measurement device |
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