CN220398681U - Mining liquid level temperature sensor based on magnetostriction - Google Patents
Mining liquid level temperature sensor based on magnetostriction Download PDFInfo
- Publication number
- CN220398681U CN220398681U CN202321904886.3U CN202321904886U CN220398681U CN 220398681 U CN220398681 U CN 220398681U CN 202321904886 U CN202321904886 U CN 202321904886U CN 220398681 U CN220398681 U CN 220398681U
- Authority
- CN
- China
- Prior art keywords
- liquid level
- sensitive
- electronic bin
- measuring rod
- temperature sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 52
- 238000005065 mining Methods 0.000 title claims abstract description 27
- 230000008859 change Effects 0.000 claims abstract description 8
- 230000006835 compression Effects 0.000 claims description 18
- 238000007906 compression Methods 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 17
- 238000009434 installation Methods 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000000565 sealant Substances 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The application discloses a mining liquid level temperature sensor based on magnetostriction, which comprises an electronic bin, wherein one end of the electronic bin is provided with a threading seat for threading a cable, and the other end of the electronic bin is provided with a base for installing a measuring rod; a signal board and a sensitive component are arranged in the electronic bin; the measuring rod is externally penetrated with a floating ball, a magnetic core is arranged in the floating ball, and a position sensing element for sensing the position of the floating ball and outputting a liquid level sensing signal and a temperature measuring element for sensing temperature change and outputting a temperature sensing signal are penetrated in the measuring rod; the mining liquid level temperature sensor provided by the application collects and transmits liquid level and temperature signals through the temperature measuring element, the position sensing element, the sensitive component and the signal board; the sensitive component that this application used is the sensitive core structure of modular magnetostriction, and modular structure convenient to detach changes, not only reduces the time of assembly and still guarantees whole leakproofness, is free from the maintenance in the use, has reduced maintenance and use cost, and has the advantage of high reliability data output of high stability.
Description
Technical Field
The application relates to the technical field of liquid level and temperature measuring instruments, in particular to a magnetostrictive-based mining liquid level temperature sensor which can be widely applied to the field of integrated detection of liquid level and temperature.
Background
The mining flameproof liquid level temperature sensor is mainly applied to liquid level temperature detection of coal mine mechanical equipment, and the application of the sensor can greatly improve the automatic measurement and control level of the mining equipment. The traditional liquid level temperature sensor adopts a magnetic position sensor and a temperature sensor for use, has wide applicability, is matched with a high-precision conversion circuit, changes the liquid level and temperature parameters of a control object into digital signals for output, can be transmitted to a display, recording and regulating instrument, and detects, regulates and controls a system, thereby being widely applied.
Traditional liquid level temperature sensor sets up magnetism float and measuring staff, accomplishes liquid level temperature signal's survey output through liquid level acquisition component, temperature acquisition component and integrated circuit assembly etc. wherein liquid level acquisition component includes magnetism position sensor, and temperature acquisition component includes temperature sensor, and magnetism position sensor's waveguide extension stretches into in the measuring staff. While such conventional liquid level temperature sensors may enable real-time monitoring of liquid level temperature, it has been found in practical applications that conventional liquid level temperature sensors require timed maintenance, including, but not limited to, periodic detection of sensor housing tightness, periodic detection of the operating state of the internal components of the sensor; in addition, the whole structure of the traditional sensor is not small enough, the occupied volume is large when the traditional sensor is installed in the oil cylinder and other positions, and the structural layout of each part and the like are not beneficial to disassembly and assembly.
Therefore, the conventional liquid level temperature sensor has a plurality of defects, and a new technical scheme is needed to solve the problems in the prior art.
Disclosure of Invention
The application provides a mining liquid level temperature sensor based on magnetostriction to solve traditional liquid level temperature sensor and need regularly maintain the problem that leads to using and maintenance cost is high.
In order to achieve the above object, the present application provides the following technical solutions:
the application provides a mining liquid level temperature sensor based on magnetostriction, which comprises an electronic bin, wherein one end of the electronic bin is provided with a threading seat for threading and installing a cable, and the other end of the electronic bin is provided with a base for installing a measuring rod; the electronic bin is internally provided with a sensitive fixing frame, the sensitive fixing frame is provided with a signal plate and a sensitive component, an insulating gasket is arranged between the sensitive component and the inner wall of the electronic bin, and the sensitive component is of a modular magnetostriction sensitive core structure;
the measuring rod is of a cylindrical structure, the floating ball is arranged outside the measuring rod in a penetrating mode, the magnetic core is arranged in the floating ball in a penetrating mode, the position sensing element is used for sensing the position of the floating ball and outputting a liquid level sensing signal, the temperature sensing element is used for sensing temperature change and outputting a temperature sensing signal, the position sensing element is connected with the sensing component through signals, and the temperature sensing element and the sensing component are connected with the signal board through signals.
In the above technical scheme, further, the electronic bin is of a shell structure with an opening, an upper cover is adaptively arranged on the opening, threads and a sealing ring mounting groove are formed in the inner wall, close to the opening, of the electronic bin, the upper cover is in threaded connection with the electronic bin, and an O-shaped ring is arranged in the sealing ring mounting groove.
Further, a fastening threaded hole is formed in the threaded connection position of the upper cover and the electronic bin, a set screw is adaptively installed in the fastening threaded hole, and the set screw penetrates through the electronic bin and the upper cover to realize fastening connection of the upper cover and the electronic bin.
Further, the base and the upper cover are oppositely arranged at two sides of the electronic bin.
Further, the sensitive mount is the platy structure spare, forms the draw-in groove that is used for the card to establish the sensitive subassembly of installation on it, installs the signal board on the outer wall of draw-in groove, and the both ends of sensitive mount form the threaded connection seat, and the both ends of signal board correspond to be placed on the threaded connection seat, correspond on the threaded connection seat and be provided with connecting screw, connecting screw is used for with signal board and sensitive mount fastening on the base.
Further, a threading hole is formed in the threading seat, a through hole communicated with the threading hole is formed in the side wall of the electronic bin, and a rubber ring is arranged in the threading hole; a compression nut is arranged at one end of the threading hole, which is away from the electronic bin, and a compression gasket is arranged between the end part of the compression nut and the rubber ring; the compression nut is provided with a grounding screw.
Further, one end of the base is welded and fixed with the electronic bin, the other end of the base is integrally formed with a connecting seat, a through hole for installing a measuring rod is formed in the connecting seat, and an installing thread and a sealing ring groove are formed in the outer wall of the connecting seat.
Further, one end of the measuring rod, which is away from the electronic bin, is provided with an end cap; a floating ball baffle pad is arranged on the side wall of the measuring rod, which is close to the end cap, and is of an annular sheet structure; the end cap is provided with a cotter pin.
Compared with the prior art, the application has the following beneficial effects:
the application provides a mining liquid level temperature sensor based on magnetostriction, which comprises an electronic bin, wherein one end of the electronic bin is provided with a threading seat for threading and installing a cable, and the other end of the electronic bin is provided with a base for installing a measuring rod; a sensitive fixing frame is arranged in the electronic bin, a signal plate and a sensitive component are arranged on the sensitive fixing frame, and an insulating gasket is arranged between the sensitive component and the inner wall of the electronic bin; the measuring rod is externally penetrated with the floating ball, the floating ball is internally provided with the magnetic core, the measuring rod is internally penetrated with the position sensing element and the temperature measuring element, the position sensing element is used for sensing the position of the floating ball and outputting a liquid level sensing signal, the temperature measuring element is used for sensing temperature change and outputting a temperature sensing signal, the position sensing element is connected with the signal of the sensitive component, and the temperature measuring element and the sensitive component are connected with the signal board. The mining liquid level temperature sensor provided by the application collects and transmits liquid level and temperature signals through the temperature measuring element, the position sensing element, the sensitive component and the signal board; the main functional devices are integrated in the electronic bin to realize the sealing and protection of the internal devices, the cable is installed, fixed and sealed through the threading seat, the measuring rod is connected with the base of the electronic bin, and the electronic bin has reasonable overall structure layout and good sealing performance; in addition, the sensitive component arranged in the electronic bin is of a modular magnetostrictive sensitive core structure, and the modular structure is convenient to detach and replace, so that the assembly time is reduced, the overall tightness is ensured, maintenance is avoided in the use process, the maintenance and use cost is reduced, and the difficulty in assembly is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. It should be understood that the specific shape and configuration shown in the drawings should not be considered in general as limiting upon the practice of the present application; for example, based on the technical concepts and exemplary drawings disclosed herein, those skilled in the art have the ability to easily make conventional adjustments or further optimizations for the add/subtract/assign division, specific shapes, positional relationships, connection modes, dimensional scaling relationships, etc. of certain units (components).
FIG. 1 is a schematic diagram of the overall structure of a mining liquid level temperature sensor provided by the present application in one embodiment;
fig. 2 is a schematic diagram of an internal structure of the mining liquid level temperature sensor provided by the application in an embodiment.
Reference numerals illustrate:
1. a compression nut; 2. a cable; 3. a grounding screw; 4. an upper cover; 5. an electronic bin; 6. a base; 7. a measuring rod; 8. a floating ball; 9. a floating ball baffle pad; 10. a cotter pin; 11. an end cap; 12. compressing the gasket; 13. a rubber ring; 14. an O-ring; 15. a set screw; 16. a signal board; 17. a sensitive fixing frame; 18. a sensitive component; 19. an insulating spacer; 20. a position sensing element; 21. a temperature measuring element; 22. a connecting screw; 23. and a threading seat.
Detailed Description
The present application is further described in detail below with reference to the attached drawings.
In the description of the present application: unless otherwise indicated, the meaning of "a plurality" is two or more. The terms "first," "second," "third," and the like in this application are intended to distinguish between the referenced objects without a special meaning in terms of technical connotation (e.g., should not be construed as emphasis on degree or order of importance, etc.). The expressions "comprising", "including", "having", etc. also mean "not limited to" (certain units, components, materials, steps, etc.).
The terms such as "upper", "lower", "left", "right", "middle", and the like, as referred to in this application, are generally used for convenience in visual understanding with reference to the drawings, and are not intended to be an absolute limitation of the positional relationship in actual products. Such changes in relative positional relationship are considered to be within the scope of the present description without departing from the technical concepts disclosed herein.
In order to solve the problem that exists among the prior art, this application provides a mining liquid level temperature sensor based on magnetostriction, and this mining liquid level temperature sensor mainly includes sensor housing, temperature measuring element and the sensitive subassembly of setting in the sensor housing to and the floater of setting on the sensor housing. The mining liquid level temperature sensor can be widely applied to the field of liquid level and temperature integrated detection, and has the advantages of convenience in installation and disassembly, high-precision measurement, high stability and high reliability data output, small structure size, modularized design, no maintenance and adaptation to various complex environments. The structural principle of the mining liquid level temperature sensor provided by the application is described in detail below with reference to the accompanying drawings.
The application provides a mining liquid level temperature sensor's main functional unit based on magnetostriction all sets up basically in electron storehouse 5, electron storehouse 5's one end sets up threading seat 23, the other end sets up base 6, still dispose upper cover 4 on it, upper cover 4 and base 6 set up relatively, threading seat 23 then set up on electron storehouse lateral wall, the sensor is whole L type structure, when installing this sensor in hydraulic cylinder, the sensor is close to the hydro-cylinder top setting, the sensor that this application provided is better is applicable to the operating mode that the hydro-cylinder top has the barrier, the cable conductor does not receive the barrier of top barrier during the installation, can wear out from the side, guarantee the vertical setting of sensor, do not influence the liquid level measurement.
Referring to fig. 2, the top of the electronic bin 5 is provided with an upper cover 4, the bottom is provided with a base 6, the side wall is provided with a threading seat 23, the upper cover 4 is in threaded connection with the side wall of the electronic bin 5, a fastening threaded hole is formed in the threaded connection part of the upper cover 4 and the electronic bin 5, a set screw 15 is adaptively installed in the fastening threaded hole, and the set screw 15 penetrates through the electronic bin 5 and the upper cover 4 to realize fastening connection of the upper cover 4 and the electronic bin 5. In order to realize sealing, the threaded connection of the upper cover 4 and the electronic bin 5 is also provided with an O-shaped ring 14. The upper cover 4 is used for sealing the electronic bin 5 so as to protect internal components; the base 6 is used for fixing the measuring rod 7 and the electronic bin 5 and is used for mounting and fixing; the O-shaped ring 14 is used for sealing between the upper cover 4 and the electronic bin 5; the set screw 15 is used to prevent the upper cover 4 from moving relative to the electronic compartment 5 after the sensor is assembled.
In this application electron storehouse 5 welds as an organic wholely with the base 6 of its bottom, forms the holding tank with electron storehouse 5 inner chamber intercommunication on the base 6, and the installation storage and the seal of each electronic component are realized to the cavity of whole intercommunication. The sensitive fixing frame 17 is arranged in the inner cavity of the electronic bin 5, and the signal board 16 and the sensitive component 18 are arranged on the sensitive fixing frame 17.
The sensitive mount 17 in this application is platy structure spare, overall structure is like the bow-shaped, form the draw-in groove that is used for the card to establish the sensitive subassembly 18 of installation on it, install signal board 16 on the outer wall of draw-in groove, the both ends of sensitive mount 17 form the threaded connection seat, form the screw thread with the adaptation of connecting screw 22 on the threaded connection seat, the both ends of signal board 16 correspond to be placed on the threaded connection seat, correspond on the threaded connection seat to insert and establish connecting screw 22, connecting screw 22 is with signal board 16 and sensitive mount 17 fastening on base 6, realize overall structure's reliable stability.
In order to ensure insulation between the sensitive component 18 and the housing, an insulating spacer 19 is provided between the sensitive component 18 and the inner wall of the electronics compartment 5. Specifically, the sensitive component 18 is disposed in the accommodating groove of the base 6, and an insulating spacer 19 is disposed between the bottom of the sensitive component 18 and the base 6.
In this application, the one end and the electronic bin 5 welding of the base 6 of electronic bin 5, other end integrated into one piece sets up the connecting seat, forms the through-hole that is used for installing measuring staff 7 on the connecting seat, sets up mounting thread and sealing washer groove on the outer wall of connecting seat for the connection fastening of sensor has replaced traditional flange mounting means.
The measuring rod 7 arranged on the base 6 is of a columnar cylinder structure, and the measuring rod 7 can be welded and fixed with the base 6.
The floating ball 8 is arranged outside the measuring rod 7 in a penetrating way, the position sensing element 20 and the temperature measuring element 21 are arranged inside the measuring rod 7 in a penetrating way, and a magnetic core is arranged in the floating ball and used for transmitting magnetic signals to the position sensing element 20; the position sensing element 20 is used for sensing the position of the floating ball and outputting a liquid level sensing signal, the temperature measuring element 21 is used for sensing temperature change and outputting a temperature sensing signal, the position sensing element 20 is in signal connection with the sensitive component 18, and the temperature measuring element 21 and the sensitive component 18 are both in signal connection with the signal board 16. The measuring rod 7 can be used for protecting the position sensing element 20 and the temperature measuring element 21 and limiting the movement direction of the floating ball.
In the present application, the signal board 16 is configured to process and output a liquid level signal and a temperature signal, the sensing component 18 is configured to receive and convert and output a signal transmitted by the position sensing element 20, and the position sensing element 20 is configured to sense a position of the floating ball and transmit the signal to the sensing component 18; the temperature measuring element 21 is used for sensing the temperature change and transmitting the temperature change to the signal board 16; the connecting screw 22 is used for fixing the signal plate 16, the sensitive component 18 and the sensitive fixing frame 17, and meanwhile, the signal plate 16 is grounded; the multifunctional integrated signal acquisition is realized through the position sensing element 20, the temperature measuring element 21, the sensitive component 18 and the signal board 16.
In the application, one end of the measuring rod 7, which is away from the electronic bin 5, is provided with an end cap 11; the side wall of the measuring rod 7, which is close to the end cap 11, is provided with a floating ball baffle pad 9, and the floating ball baffle pad 9 is of an annular sheet structure; the end cap 11 is provided with a cotter pin 10. The end cap 11 is welded at the tail end of the measuring rod 7 and is used for plugging the measuring rod 7 and protecting internal components; the floating ball baffle pad 9 is used for preventing the floating ball from falling off; the cotter pin 10 is used to prevent the floating ball and the floating ball pad from falling off.
In this application, set up and form the through wires hole on the through wires seat 23 on the electron storehouse 5 lateral wall, be provided with the through-hole with the through wires hole intercommunication on the lateral wall of electron storehouse 5, cable conductor 2 passes through-hole and this through-hole in proper order, links to each other with electrical component after entering electron storehouse 5. The threading seat 23 in the application is welded on the electronic bin 5 and is used for fixing the compression nut 1 and installing the cable 2.
A rubber ring 13 is arranged in the threading hole; a compression nut 1 is arranged at one end of the threading hole, which is away from the electronic bin 5, and a compression gasket 12 is arranged between the end part of the compression nut 1 and the rubber ring 13; the compression nut 1 is provided with a grounding screw 3. After the cable 2 is assembled, the compression nut 1 fastens and seals the cable 2; the cable 2 is used for supplying power to the sensor and outputting a liquid level temperature signal; the grounding screw 3 is used for grounding the sensor to the outside and protecting an internal circuit; the compression gasket 12 is arranged between the compression nut 1 and the rubber ring 13 to prevent the cable 2 from being extruded in the locking process of the compression nut 1 of the cable 2; the rubber ring 13 is used for locking and sealing the cable 2.
The sensitive component of the magnetostrictive-based mining liquid level temperature sensor provided by the application can be a modular magnetostrictive sensitive core structure.
In a specific embodiment, the modular sensitive assembly comprises a plate-shaped base and a stainless steel shielding cover which is arranged on one side of the base and forms a shielding sealing cavity with the base; the shielding sealing cavity is internally provided with: the coil support comprises a sensitive element plate and a coil support seat which are respectively arranged on a base, support columns and coil supports which are respectively inserted into the coil support seat, and a flat cable welded and fixed on the sensitive element plate. The other side of the base is connected with a shielding pipe, a glass fiber pipe is arranged in the shielding pipe, a waveguide wire and a high-temperature wire are arranged in the glass fiber pipe, and the shielding pipe can be arranged in a measuring rod or arranged side by side with the measuring rod. The waveguide wire passes through the coil support seat and is welded and fixed with the support column and the sensitive element plate respectively, and the high-temperature wire passes through the coil support seat and is welded and fixed with the sensitive element plate; the shielding sealing cavity is filled with insulating sealant. The base is provided with a through hole, and the first end of the coil support seat penetrates through the through hole and stretches into the shielding pipe; a structural hole allowing the waveguide wire and the high-temperature wire to pass through is formed on the coil support seat; the second end of the coil support seat is positioned in the shielding sealing cavity and is clung to the surface of the base, and the support column and the coil support are oppositely arranged on the second end, and a channel allowing the waveguide wire and the high-temperature wire to pass through is formed on the support column. The sensitive element plate and the coil support are oppositely arranged at two sides of a support column, and the support column is close to the sensitive element plate. Based on above-mentioned structure, the sensitive subassembly that uses in this application can regard as the modular core to install in the sensor body, conveniently dismantles the change, has reduced assembly time, the maintenance cost of sensor to the difficult degree of assembly has been reduced.
The above-mentioned modular magnetostriction sensitive core structure is in actual assembly process, wait that sensitive element board, support post, glass fiber tube, waveguide silk, high temperature wire, coil support seat, coil support etc. assemble the back, pass through spot welder welding with shield cover and base together, and the curing is filled with insulating sealant at last, and the sensitive subassembly core that this application provided is assembled and is accomplished up to this. In the assembly process of the sensitive component core body, the whole glue filling is performed inside the shielding cover, the pouring sealant is used for guaranteeing waterproof tightness, shock resistance is achieved at the same time, accurate information measurement is achieved through the core body structure based on the magnetostriction principle, and the sensitive component core body has the advantages of high-precision measurement and high-stability and high-reliability data output.
The utility model provides a mining liquid level temperature sensor's based on magnetostriction structural layout is reasonable, is convenient for install and maintain, reduce the fault rate, reduce volume and sealed waterproof, and the sealed protection level of the sensor that this application provided can reach IP68, can adapt to more installation environment.
The utility model provides a pair of mining liquid level temperature sensor based on magnetostriction, this sensor mainly includes sensor housing, temperature measuring element, sensitive subassembly, sensitive mount, floater, and it has that the installation is dismantled conveniently, high accuracy is measured, high stability high reliability data output, compact structure small in size, maintenance-free, be applicable to the advantage of various complex environments, can wide application in liquid level and temperature integrated detection field.
Any combination of the technical features of the above embodiments may be performed (as long as there is no contradiction between the combination of the technical features), and for brevity of description, all of the possible combinations of the technical features of the above embodiments are not described; these examples, which are not explicitly written, should also be considered as being within the scope of the present description.
The foregoing has outlined and detailed description of the present application in terms of the general description and embodiments. It should be appreciated that numerous conventional modifications and further innovations may be made to these specific embodiments, based on the technical concepts of the present application; but such conventional modifications and further innovations may be made without departing from the technical spirit of the present application, and such conventional modifications and further innovations are also intended to fall within the scope of the claims of the present application.
Claims (6)
1. The mining liquid level temperature sensor based on magnetostriction is characterized by comprising an electronic bin, wherein one end of the electronic bin is provided with a threading seat for threading and installing a cable, and the other end of the electronic bin is provided with a base for installing a measuring rod; the electronic bin is internally provided with a sensitive fixing frame, the sensitive fixing frame is provided with a signal plate and a sensitive component, an insulating gasket is arranged between the sensitive component and the inner wall of the electronic bin, and the sensitive component is of a modular magnetostrictive sensitive core structure;
the measuring rod is of a columnar cylinder structure, a floating ball is arranged outside the measuring rod in a penetrating mode, a magnetic core is arranged in the floating ball in a penetrating mode, a position sensing element and a temperature measuring element are arranged in the measuring rod in a penetrating mode, the position sensing element is used for sensing the position of the floating ball and outputting a liquid level sensing signal, the temperature measuring element is used for sensing temperature change and outputting a temperature sensing signal, the position sensing element is connected with a sensitive component signal, and the temperature sensing element and the sensitive component are connected with a signal board signal.
2. The mining liquid level temperature sensor based on magnetostriction according to claim 1, wherein the electronic bin is of a shell structure with an opening, an upper cover is adaptively arranged on the opening, threads and a sealing ring mounting groove are formed in the inner wall, close to the opening, of the electronic bin, the upper cover is in threaded connection with the electronic bin, and an O-shaped ring is arranged in the sealing ring mounting groove;
the screw thread junction of upper cover with the electron storehouse has offered the fastening screw hole, the adaptation is installed set screw in the fastening screw hole, the set screw runs through behind electron storehouse and the upper cover realize the fastening connection to upper cover and the electron storehouse.
3. The magnetostrictive based mining liquid level temperature sensor of claim 2, wherein the base and the upper cover are disposed on opposite sides of the electronics compartment;
the sensitive mount is platy structure spare, forms on it and is used for the card to establish the installation sensitive subassembly's draw-in groove, install on the outer wall of draw-in groove the signal board, the both ends of sensitive mount form the threaded connection seat, the both ends of signal board are placed correspondingly on the threaded connection seat, the last connecting screw that corresponds that is provided with of threaded connection seat, connecting screw is used for with signal board and sensitive mount fastening are in on the base.
4. The magnetostrictive based mining liquid level temperature sensor according to claim 1, wherein a threading hole is formed on the threading seat, a through hole communicated with the threading hole is formed on the side wall of the electronic bin, and a rubber ring is arranged in the threading hole; a compression nut is arranged at one end of the threading hole, which is away from the electronic bin, and a compression gasket is arranged between the end part of the compression nut and the rubber ring; and the compression nut is provided with a grounding screw.
5. The magnetostrictive based mining liquid level temperature sensor according to claim 1, wherein one end of the base is welded and fixed with the electronic bin, the other end of the base is integrally provided with a connecting seat, a through hole for installing a measuring rod is formed in the connecting seat, and an installation thread and a sealing ring groove are formed in the outer wall of the connecting seat.
6. The magnetostrictive based mining liquid level temperature sensor of claim 1, wherein an end of the measuring rod facing away from the electronic compartment is provided with a tip cap; a floating ball baffle pad is arranged on the side wall of the measuring rod, which is close to the end cap, and the floating ball baffle pad is of an annular sheet structure; the end cap is provided with a cotter pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321904886.3U CN220398681U (en) | 2023-07-19 | 2023-07-19 | Mining liquid level temperature sensor based on magnetostriction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321904886.3U CN220398681U (en) | 2023-07-19 | 2023-07-19 | Mining liquid level temperature sensor based on magnetostriction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220398681U true CN220398681U (en) | 2024-01-26 |
Family
ID=89607522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321904886.3U Active CN220398681U (en) | 2023-07-19 | 2023-07-19 | Mining liquid level temperature sensor based on magnetostriction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220398681U (en) |
-
2023
- 2023-07-19 CN CN202321904886.3U patent/CN220398681U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210375302U (en) | Differential pressure type accumulator liquid level meter | |
| CN112903131A (en) | High-protection multifunctional explosion-proof temperature measuring device and manufacturing method thereof | |
| CN220398681U (en) | Mining liquid level temperature sensor based on magnetostriction | |
| CN104122029A (en) | New-structured air pressure differential sensor assembly | |
| CN108716941B (en) | Magnetostrictive multi-parameter measuring transmitter | |
| CN220251147U (en) | Mining magnetostriction liquid level temperature sensor with compact structure | |
| CN218822937U (en) | Converter part and intelligent pressure transmitter with good leakproofness | |
| CN219391204U (en) | Differential pressure transmitter based on fluid industry | |
| CN201314837Y (en) | Liquid level boundary instrument for sealed tank | |
| CN216899145U (en) | Mining flame-proof type liquid level temperature sensor with digital display | |
| CN213120749U (en) | Floating ball type liquid level transmitter with good sealing performance | |
| CN214538277U (en) | Intelligent temperature transmitter | |
| CN212844022U (en) | Wireless integrated temperature and pressure transmitter | |
| CN215832815U (en) | Floating ball liquid level sensing device | |
| CN211425467U (en) | Sensor circuit board fixing pressing sleeve and sensor probe | |
| CN210922943U (en) | Explosion-proof pressure transmitter | |
| CN219935128U (en) | Small waterproof PT100 signal transmitter | |
| CN111781093A (en) | Telescopic multifunctional drilling fluid detection device | |
| CN218724360U (en) | Small-size temperature and pressure integrated transmitter | |
| CN214251304U (en) | High-protection multifunctional explosion-proof temperature measuring device | |
| CN211954540U (en) | Intelligent monocrystalline silicon pressure differential pressure transmitter | |
| CN220583305U (en) | Modularized easy-to-detach magnetostrictive displacement sensor | |
| CN208673990U (en) | Digital sulfur hexafluoride gas density relay | |
| CN219607984U (en) | Wireless displacement sensor | |
| CN220670656U (en) | Explosion-proof and intrinsic safety type radar level gauge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |