CN217505953U - Single-power-supply voltage output type closed-loop Hall current sensor - Google Patents

Single-power-supply voltage output type closed-loop Hall current sensor Download PDF

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Publication number
CN217505953U
CN217505953U CN202122758747.1U CN202122758747U CN217505953U CN 217505953 U CN217505953 U CN 217505953U CN 202122758747 U CN202122758747 U CN 202122758747U CN 217505953 U CN217505953 U CN 217505953U
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China
Prior art keywords
current sensor
hall current
output type
type closed
loop hall
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CN202122758747.1U
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Chinese (zh)
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张祥
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Nanjing Puken Sensing Technology Co ltd
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Nanjing Puken Sensing Technology Co ltd
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Abstract

The utility model belongs to the technical field of hall current sensor equipment, especially, be a single mains voltage output type closed loop hall current sensor, including the equipment main part, the bottom fixed mounting of equipment main part has the support base, the positive fixedly connected with heat expansion disc of equipment main part. The utility model discloses a set up the support base, drive through the thread bush and rotate the screw rod and rotate, rotate the thread bush upward movement simultaneously of screw rod bottom, drive the fixed bolster and slide in the inside of slide bar, the slide bar drives tensile support and moves to the fixed block end, and the fixed block tightens up to equipment principal simultaneously, fixes equipment principal in the inside of supporting the base to the effect of easy to assemble equipment principal has been reached.

Description

Single-power-supply voltage output type closed-loop Hall current sensor
Technical Field
The utility model relates to a hall current sensor equipment technical field specifically is a single power supply voltage output type closed loop hall current sensor.
Background
The hall current sensor is based on a magnetic balance type hall principle, according to the hall effect principle, current Ic is introduced from a control current end of a hall element, a magnetic field with the magnetic induction intensity of B is applied in the normal direction of the plane of the hall element, and then a potential VH is generated in the direction vertical to the current and the magnetic field (namely between hall output ends), namely the potential VH is called as a hall potential, and the magnitude of the potential VH is in direct proportion to control current I. The product of the magnetic induction B. In the formula, K is a Hall coefficient and is determined by the material of a Hall element; I. to control the current; b is magnetic induction intensity; VH is the Hall potential.
The prior art has the following problems: current hall current sensor is detecting the during operation, and the user need pass hall current sensor's punching hole with the cable, but the cable is skew hall current sensor's the central axis's position easily to influence hall current sensor's measuring effect, moreover, current hall current sensor is detecting the during operation, can give off more heat, if the internal temperature of main part is too high, can influence its inside electronic component's normal work, greatly reduced hall current sensor's practicality.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a single supply voltage output type closed loop hall current sensor has solved the heat dissipation and the fixed problem that exist today.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a single power voltage output type closed loop hall current sensor, includes the equipment main part, the bottom fixed mounting of equipment main part has the support base, the front fixedly connected with heat expansion dish of equipment main part.
As a preferred technical scheme of the utility model, the inside of supporting the base is rotated and is connected with the rotation screw rod, the front of rotating the screw rod is rotated and is connected with the thread bush, the front of thread bush is rotated and is connected with the fixed bolster, the one end sliding connection that the thread bush was kept away from to the fixed bolster has the slide bar, the inside sliding connection of slide bar has tensile support, the one end that the fixed bolster was kept away from to tensile support is rotated and is connected with the fixed block.
As a preferred technical scheme of the utility model, the inner wall fixed mounting of thermal expansion dish has the brush, the one end that the thermal expansion dish was kept away from to the brush is provided with the elasticity ring, the inner wall fixedly connected with bracing piece of elasticity ring, the peripheral fixed heat dissipation dust removal hole of having seted up of bracing piece, the one end fixed mounting that the elasticity ring was kept away from to the bracing piece has the spheroid.
As an optimized technical scheme of the utility model, the screw thread on the rotation screw rod is the symmetric state.
As a preferred technical scheme of the utility model, the inside of slide bar is provided with the spout, the inside sliding connection of fixed bolster and tensile support thereof at the spout.
As a preferred technical proposal of the utility model, the brush is a fiber.
As a preferred technical solution of the present invention, the inside of the sphere is filled with mercury.
Compared with the prior art, the utility model provides a single mains voltage output type closed loop hall current sensor possesses following beneficial effect:
1. this single power supply voltage output type closed loop hall current sensor supports the base through setting up, drives through the thread bush and rotates the screw rod and rotate, rotates the thread bush simultaneous upward movement of screw rod bottom, drives the fixed bolster and slides in the inside of slide bar, and the slide bar drives tensile support and moves to the fixed block end, and the fixed block tightens up to the equipment main part simultaneously, fixes the equipment main part in the inside that supports the base to the effect of easy to assemble equipment main part has been reached.
2. This single supply voltage output type closed loop hall current sensor through setting up the dish that expands with heat, can carry out the heat through the inside mercury of the spheroid of the dish that expands with heat and expand with heat, drives the one end that outlying bracing piece and elastic ring are close to the brush, and the spheroid in inside carries out the pivoted in-process, and the brush can adsorb inside dust, and the inside that the air that dispels the heat dust removal hole can drive the equipment main part with outside dispels the heat to the effect that the heat dissipation was removed dust has been reached.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the supporting base and the connecting structure thereof;
FIG. 3 is a schematic view of the connection structure of the main body and the thermal expansion plate thereof;
fig. 4 is a schematic view of the thermal expansion disc and the connection structure thereof.
In the figure: 1. an apparatus main body; 2. a support base; 21. rotating the screw; 22. a threaded sleeve; 23. fixing a bracket; 24. a slide bar; 25. stretching the bracket; 26. a fixed block; 3. a thermally expandable disc; 31. a brush; 32. an elastic ring; 33. a support bar; 34. a heat dissipation dust removal hole; 35. a sphere.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, in the present embodiment: a single power voltage output type closed loop Hall current sensor comprises a main body 1, wherein a supporting base 2 is fixedly installed at the bottom of the main body 1, and a heat expansion disc 3 is fixedly connected to the front side of the main body 1.
In this embodiment, the inside of supporting base 2 is rotated and is connected with rotation screw rod 21, and the front that rotates screw rod 21 is rotated and is connected with thread bush 22, and the front of thread bush 22 is rotated and is connected with fixed bolster 23, and the one end sliding connection that thread bush 22 was kept away from to fixed bolster 23 has slide bar 24, and the inside sliding connection of slide bar 24 has tensile support 25, and the one end rotation that fixed bolster 23 was kept away from to tensile support 25 is connected with fixed block 26. The inner wall fixed mounting of the dish that expands with heat 3 has brush 31, and the one end that the dish 3 expands with heat is kept away from to brush 31 is provided with elasticity ring 32, and the inner wall fixedly connected with bracing piece 33 of elasticity ring 32, the peripheral fixed heat dissipation dust removal hole 34 of having seted up of bracing piece 33, and the one end fixed mounting that elasticity ring 32 was kept away from to bracing piece 33 has spheroid 35. The threads on the rotary screw 21 are symmetrical, which has the effect of causing the two sets of thread bushings 22 on the rotary screw 21 to move relatively. The inside of slide bar 24 is provided with the spout, and the inside sliding connection of fixed bolster 23 and its tensile support 25 plays the effect that tensile support 25 was carried out the motion by fixed bolster 23 drive. The brush 31 is made of fibrous material and has an effect of rubbing against the elastic ring 32. The sphere 35 is filled with mercury to provide expansion with heat and contraction with cold.
The utility model discloses a theory of operation and use flow: an operator places the equipment main body 1 inside the supporting base 2, the equipment main body 1 presses downwards on the threaded sleeve 22, the threaded sleeve 22 drives the rotating screw rod 21 to rotate, the threaded sleeve 22 at the bottom of the rotating screw rod 21 moves upwards at the same time, the fixed support 23 is driven to slide inside the sliding rod 24, the sliding rod 24 drives the stretching support 25 to move towards the end of the fixed block 26, the fixed block 26 tightens towards the equipment main body 1, the equipment main body 1 is fixed inside the supporting base 2, so that the effect of facilitating installation of the equipment main body 1 is achieved, when the equipment main body 1 works for a long time, the internal temperature is overhigh and dust is accumulated, at the moment, mercury inside the sphere 35 inside the thermal expansion disc 3 is heated, the peripheral supporting rod 33 and the elastic ring 32 are driven to be close to one end of the hairbrush 31, and in the process of rotating the internal sphere 35, the brush 31 can adsorb the dust inside, and the heat dissipation and dust removal hole 34 can dissipate the heat of the inside of the device main body 1 driven by the outside air, so that the heat dissipation and dust removal effects are achieved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A single power supply voltage output type closed loop Hall current sensor comprises a device main body (1), and is characterized in that: the bottom fixed mounting of equipment main part (1) has support base (2), the front fixedly connected with heat expansion dish (3) of equipment main part (1).
2. The single-supply-voltage-output type closed-loop hall current sensor according to claim 1, wherein: the inside of supporting base (2) is rotated and is connected with rotation screw rod (21), the front of rotating screw rod (21) is rotated and is connected with thread bush (22), the front of thread bush (22) is rotated and is connected with fixed bolster (23), the one end sliding connection that thread bush (22) were kept away from in fixed bolster (23) has slide bar (24), the inside sliding connection of slide bar (24) has tensile support (25), the one end rotation that fixed bolster (23) were kept away from in tensile support (25) is connected with fixed block (26).
3. The single-supply-voltage-output type closed-loop hall current sensor according to claim 1, wherein: the inner wall fixed mounting of heat-expanding dish (3) has brush (31), the one end that heat-expanding dish (3) was kept away from in brush (31) is provided with elasticity ring (32), the inner wall fixedly connected with bracing piece (33) of elasticity ring (32), heat dissipation dust removal hole (34) have been seted up to the peripheral fixed of bracing piece (33), the one end fixed mounting that elasticity ring (32) were kept away from in bracing piece (33) has spheroid (35).
4. The single-supply-voltage-output type closed-loop hall current sensor according to claim 2, wherein: the screw thread on the rotating screw rod (21) is in a symmetrical state.
5. The single-supply-voltage-output type closed-loop hall current sensor according to claim 2, wherein: a sliding groove is formed in the sliding rod (24), and one end of the fixed support (23) and one end of the stretching support (25) are connected in the sliding groove in a sliding mode.
6. The single power voltage output type closed loop hall current sensor according to claim 3, wherein: the brush (31) is made of fiber.
7. The single-supply-voltage-output type closed-loop hall current sensor according to claim 3, wherein: the interior of the sphere (35) is filled with mercury.
CN202122758747.1U 2021-11-11 2021-11-11 Single-power-supply voltage output type closed-loop Hall current sensor Active CN217505953U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122758747.1U CN217505953U (en) 2021-11-11 2021-11-11 Single-power-supply voltage output type closed-loop Hall current sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122758747.1U CN217505953U (en) 2021-11-11 2021-11-11 Single-power-supply voltage output type closed-loop Hall current sensor

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CN217505953U true CN217505953U (en) 2022-09-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117452037A (en) * 2023-12-25 2024-01-26 南京中旭电子科技有限公司 Detachable Hall current sensor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117452037A (en) * 2023-12-25 2024-01-26 南京中旭电子科技有限公司 Detachable Hall current sensor
CN117452037B (en) * 2023-12-25 2024-03-15 南京中旭电子科技有限公司 Detachable Hall current sensor

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