CN210922781U - Magnetostrictive liquid level transmitter - Google Patents
Magnetostrictive liquid level transmitter Download PDFInfo
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- CN210922781U CN210922781U CN201921974406.4U CN201921974406U CN210922781U CN 210922781 U CN210922781 U CN 210922781U CN 201921974406 U CN201921974406 U CN 201921974406U CN 210922781 U CN210922781 U CN 210922781U
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Abstract
The utility model provides a magnetostrictive liquid level transmitter, the utility model relates to the technical field of liquid level sensor, wherein gauge outfit, pulse generator, pulse induction coil all fix and set up on the upper surface of mounting flange, the waveguide silk is fixed to be set up on the lower surface of mounting flange, the floater slip cover is established on the waveguide silk, the shell is fixed to be set up on the upper surface of mounting flange, integrated circuit board inlays to be established and fixes in the left port of shell, display module inlays to be established and fixes in the right port of shell, the panel is fixed to be set up on the right port of shell, wear to be equipped with the regulation hole on the panel, integrated HART communication couple, signal waveform test couple are provided with on the integrated circuit board, the backplate is fixed to be set up on the; it is provided with the regulation hole on the panel of gauge outfit, conveniently carries out reference voltage's regulation under the prerequisite of not dismantling the gauge outfit, and it has integrateed HART communication couple, signal waveform test couple on integrated circuit, can conveniently plug into with outside debugging equipment, conveniently carries out the precision debugging.
Description
Technical Field
The utility model relates to a level sensor technical field, concretely relates to magnetostriction liquid level changer.
Background
The magnetostrictive liquid level transducer is a liquid level sensor manufactured by utilizing the magnetostrictive phenomenon, converts pulse waves into magnetic field waves through a magnetostrictive coil, measures the travel distance of the magnetic field waves through the reflection of the magnetic field waves, and further measures the liquid level position.
Among the prior art, when setting up the instrument parameter in the gauge outfit, need disassemble the gauge outfit completely, take out the equipment in the gauge outfit, just can adjust, and can't adjust impulse generator through the component in the gauge outfit among the prior art, and only can carry out the parameter reading through the display element in the gauge outfit, this test accuracy that leads to equipment is relatively poor, needs the improvement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a reasonable in design, convenient to use's magnetostrictive liquid level transmitter, it is provided with the regulation hole on the panel of gauge outfit, conveniently carries out reference voltage's regulation under the prerequisite of not dismantling the gauge outfit, and it has integrateed HART communication couple, signal waveform test couple on integrated circuit, can conveniently plug into with outside debugging equipment, conveniently carries out the precision debugging.
In order to achieve the above object, the utility model adopts the following technical scheme: the meter head, the pulse generator and the pulse induction coil are fixedly arranged on the upper surface of the mounting flange, the pulse generator and the pulse induction coil are respectively connected with the meter head, the waveguide wire is fixedly arranged on the lower surface of the mounting flange, the floating ball is sleeved on the waveguide wire in a sliding manner, the meter head comprises a shell, a display module and an integrated circuit board, the shell is fixedly arranged on the upper surface of the mounting flange, the integrated circuit board is embedded and fixed in a left port of the shell, the pulse generator and the pulse induction coil are respectively connected with a lead of the integrated circuit board, the display module is embedded and fixed in a right port of the shell, and the display module is connected with the lead of the integrated circuit board; the gauge outfit still contain panel, backplate, HART communication couple, signal waveform test couple, wherein the panel is fixed to be set up on the right port of shell, display module's display end wears to establish and fixes on the panel, wears to be equipped with the regulation hole on the panel, the regulation hole sets up on display module's the regulation end right side, integrated HART communication couple, signal waveform test couple that are provided with on the integrated circuit board, the fixed setting of backplate is on the left port of shell.
Furthermore, an inserted bar is fixedly arranged on the lower surface of the mounting flange, the waveguide wire is fixedly arranged on the inserted bar, and the floating ball is movably sleeved on the inserted bar.
After the structure is adopted, the utility model discloses beneficial effect does: a magnetostrictive liquid level changer, it is provided with the regulation hole on the panel of gauge outfit, conveniently carries out reference voltage's regulation under the prerequisite of not dismantling the gauge outfit, it has integrateed HART communication couple, signal waveform test couple on integrated circuit, can conveniently plug into with outside debugging equipment, conveniently carries out the precision and debugs, the utility model has the advantages of simple structure, it is reasonable to set up, the cost of manufacture is low.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a right side view of the middle gauge head of the present invention.
Fig. 3 is a left side view of the middle gauge head of the present invention.
Fig. 4 is a schematic view of the internal structure of the middle gauge head of the present invention.
Description of reference numerals:
the device comprises a mounting flange 1, a gauge outfit 2, a shell 2-1, a display module 2-2, an integrated circuit board 2-3, a panel 2-4, an adjusting hole 2-5, a back plate 2-6, an HART communication hook 2-7, a signal waveform testing hook 2-8, a pulse generator 3, a pulse induction coil 4, a waveguide wire 5, a floating ball 6 and a plunger 7.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1-4, the embodiment includes a mounting flange 1, a gauge head 2, a pulse generator 3, a pulse induction coil 4, a waveguide wire 5, and a floating ball 6, wherein the gauge head 2, the pulse generator 3, and the pulse induction coil 4 are all fixed on the upper surface of the mounting flange 1 by screws, the pulse generator 3 and the pulse induction coil 4 are respectively connected with the gauge head 2, the pulse generator 3 is disposed above the pulse induction coil 4, a plugging rod 7 is welded on the lower surface of the mounting flange 1, the waveguide wire 5 is embedded and fixed on the plugging rod 7, the floating ball 6 is movably sleeved on the plugging rod 7, the gauge head 2 includes a housing 2-1, a display module 2-2, an integrated circuit board 2-3, a panel 2-4, a back panel 2-6, a HART communication hook 2-7, and a signal waveform testing hook 2-8, wherein the shell 2-1 is fixed on the upper surface of the mounting flange 1 by screws, the integrated circuit board 2-3 is embedded and fixed in the left port of the shell 2-1, the pulse generator 3 and the pulse induction coil 4 are respectively connected with the integrated circuit board 2-3 by leads, the display module 2-2 is embedded and fixed in the right port of the shell 2-1, the display module 2-2 is connected with the integrated circuit board 2-3 by leads, the panel 2-4 is fixed on the right port of the shell 2-1 by screws, the display end of the display module 2-2 is embedded and fixed on the panel 2-4, the panel 2-4 is provided with an adjusting hole 2-5 in a penetrating way, the adjusting hole 2-5 is arranged right side of the adjusting end of the display module 2-2, the integrated circuit board 2-3 is integrally provided with HART communication hooks 2-7, The signal waveform testing hook 2-8 and the back plate 2-6 are fixed on the left port of the shell 2-1 through screws.
The working principle of the specific embodiment is as follows: the pulse generator 3 periodically emits a pulse wave, the pulse wave is transmitted downwards, the initial time is A when the pulse wave passes through the pulse induction coil 4, the pulse wave is transmitted downwards along the waveguide wire 5, the pulse wave forms a downward annular pulse magnetic field in the waveguide wire 5, the annular pulse magnetic field is transmitted downwards, when the annular pulse magnetic field contacts the floating ball 6, the floating ball 6 reflects the diffusion magnetic field, the time is B when the diffusion magnetic field is transmitted upwards and passes through the pulse induction coil 4, the transmission time of the pulse wave is known as C, C is B-A, the transmission speed of the pulse wave is known as D, the distance from the pulse induction coil 4 to the floating ball 6 is known as E, and E is D C/2; when the debugging is carried out, the debugging tool is inserted into the adjusting end on the display module 2-2 from the adjusting hole 2-5 on the panel 2-4, the initial voltage can be directly adjusted, the display module 2-2 does not need to be taken out from the shell 2-1 for voltage debugging, the back plate 2-6 is opened, the HART communication hook 2-7 on the integrated circuit board 2-3 can be directly connected with external equipment for receiving and sending signals, and the signal waveform testing hook 2-8 on the integrated circuit board 2-3 can be used for testing analog signals through the external equipment.
After adopting above-mentioned structure, this embodiment beneficial effect does: it is provided with the regulation hole on the panel of gauge outfit, conveniently carries out reference voltage's regulation under the prerequisite of not dismantling the gauge outfit, and it has integrateed HART communication couple, signal waveform test couple on integrated circuit, can conveniently plug into with outside debugging equipment, conveniently carries out the precision debugging.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (2)
1. A magnetostrictive liquid level transmitter comprises a mounting flange (1), a gauge head (2), a pulse generator (3), a pulse induction coil (4), a waveguide wire (5) and a floating ball (6), wherein the gauge head (2), the pulse generator (3) and the pulse induction coil (4) are fixedly arranged on the upper surface of the mounting flange (1), the pulse generator (3) and the pulse induction coil (4) are respectively connected with the gauge head (2), the waveguide wire (5) is fixedly arranged on the lower surface of the mounting flange (1), the floating ball (6) is slidably sleeved on the waveguide wire (5), the gauge head (2) comprises a shell (2-1), a display module (2-2) and an integrated circuit board (2-3), the shell (2-1) is fixedly arranged on the upper surface of the mounting flange (1), the integrated circuit board (2-3) is embedded and fixed in the left port of the shell (2-1), the pulse generator (3) and the pulse induction coil (4) are respectively connected with the integrated circuit board (2-3) through leads, the display module (2-2) is embedded and fixed in the right port of the shell (2-1), and the display module (2-2) is connected with the integrated circuit board (2-3) through leads; the method is characterized in that: the gauge outfit (2) further comprises a panel (2-4), a back plate (2-6), HART communication hooks (2-7) and signal waveform testing hooks (2-8), wherein the panel (2-4) is fixedly arranged on the right port of the shell (2-1), a display end of the display module (2-2) is fixedly arranged on the panel (2-4) in a penetrating manner, adjusting holes (2-5) are arranged on the panel (2-4) in a penetrating manner, the adjusting holes (2-5) are arranged right on the adjusting end of the display module (2-2), the communication hooks (2-7) and the signal waveform testing hooks (2-8) are integrally arranged on the integrated circuit board (2-3), and the back plate (2-6) is fixedly arranged on the HART port of the shell (2-1).
2. A magnetostrictive liquid level transmitter as claimed in claim 1, characterized in that: the lower surface of the mounting flange (1) is fixedly provided with an inserted bar (7), the waveguide wire (5) is fixedly arranged on the inserted bar (7), and the floating ball (6) is movably sleeved on the inserted bar (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921974406.4U CN210922781U (en) | 2019-11-13 | 2019-11-13 | Magnetostrictive liquid level transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921974406.4U CN210922781U (en) | 2019-11-13 | 2019-11-13 | Magnetostrictive liquid level transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210922781U true CN210922781U (en) | 2020-07-03 |
Family
ID=71346375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921974406.4U Active CN210922781U (en) | 2019-11-13 | 2019-11-13 | Magnetostrictive liquid level transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210922781U (en) |
-
2019
- 2019-11-13 CN CN201921974406.4U patent/CN210922781U/en active Active
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