CN219162226U - Closed-loop voltage sensor - Google Patents
Closed-loop voltage sensor Download PDFInfo
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- CN219162226U CN219162226U CN202222709999.XU CN202222709999U CN219162226U CN 219162226 U CN219162226 U CN 219162226U CN 202222709999 U CN202222709999 U CN 202222709999U CN 219162226 U CN219162226 U CN 219162226U
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- voltage sensor
- loop voltage
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- bottom plate
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Abstract
The utility model provides a closed-loop voltage sensor, which comprises a bottom plate and a closed-loop voltage sensor body fixedly arranged at the top of the bottom plate, wherein a groove is formed in the bottom of the bottom plate, a plurality of radiating fins are fixedly arranged in the groove from left to right in sequence, one sides of the radiating fins penetrate through the bottom plate to be contacted with the bottom of the closed-loop voltage sensor body, ventilation grooves are formed in the two sides of the inner wall of the groove, the ventilation grooves are used for conducting heat generated by electronic elements in the closed-loop voltage sensor body when the closed-loop voltage sensor body works, and the cross-section radius of the ventilation grooves is sequentially increased from inside to outside, so that external air can enter the groove more quickly, the radiating fins are contacted with external air, and heat on the radiating fins can volatilize into the air quickly and be discharged from the groove to form circulating air flow, so that the radiating work of the closed-loop voltage sensor body is realized, and the sensitivity and the service life of the closed-loop voltage sensor body are effectively improved.
Description
Technical Field
The utility model relates to the technical field of voltage sensors, in particular to a closed-loop voltage sensor.
Background
The patent is granted in China of application number CN202020710724.6, which discloses a voltage sensor and relates to the technical field of electric equipment monitoring. The utility model comprises a voltage sensor main body and a waterproof cover, wherein a first mounting sheet and a second mounting sheet are respectively fixed at the left end and the right end of the voltage sensor main body, through holes are formed in the first mounting sheet and the second mounting sheet, radiating fins are fixed at the lower end of the voltage sensor main body at equal intervals, the upper end of the voltage sensor main body is in abutting connection with the lower end of the waterproof cover through a sealing rubber strip, a groove is formed in the upper end of the waterproof cover at equal intervals, a protection mechanism is fixed on the inner wall of the groove, the protection mechanism comprises a spring, a baffle plate and a rubber pad, the upper end of the spring is fixedly connected with the baffle plate, and the upper end of the baffle plate is in bonding connection with the lower end of the rubber pad. According to the utility model, the radiating fins, the protection mechanism and the sealing rubber strips are arranged, so that the problems that the existing voltage sensor is poor in radiating and waterproof effects, easy to damage and poor in practicality due to the fact that the protection structure is not arranged are solved;
although the above-mentioned scheme has solved voltage sensor heat dissipation water-proof effects not good fragile and not have the not good problem of protective structure practicality, among the above-mentioned scheme, voltage sensor radiating mode is comparatively single, and the radiating effect is not good, just is sealed state at the fin after voltage sensor installs, and the heat can't contact with outside air, and inside temperature can rise gradually to influence voltage sensor's flexibility, and reduced life, for this reason, propose a closed loop voltage sensor.
Disclosure of Invention
Accordingly, it is desirable to provide a closed loop voltage sensor that solves or mitigates the technical problems of the prior art, and at least provides a useful choice.
The technical scheme of the embodiment of the utility model is realized as follows: the utility model provides a closed-loop voltage sensor, is in including bottom plate and fixed mounting the closed-loop voltage sensor body at bottom plate top, the recess has been seted up to the bottom of bottom plate, the inside of recess from left to right fixed mounting has a plurality of cooling fins in proper order, and one side of a plurality of cooling fins passes the bottom plate with the bottom of closed-loop voltage sensor body contacts, ventilation groove has been seted up to the inner wall both sides of recess, just the cross section radius of ventilation groove increases in proper order from inside to outside, the both sides of closed-loop voltage sensor body are provided with the protection machanism that is used for protecting closed-loop voltage sensor body and electric wire junction.
Preferably: the protection mechanism comprises a sliding rail fixedly mounted on two sides of the closed-loop voltage sensor body, a protection shell is connected with the surface of the sliding rail in a sliding fit mode, a plurality of semicircular clamping grooves are formed in one side of the protection shell from left to right, silica gel pads are bonded in the semicircular clamping grooves, two fixing blocks are fixedly mounted on one side of the protection shell and located on two sides of the semicircular clamping grooves, threaded holes are formed in the tops of the fixing blocks, screws are connected with the interiors of the threaded holes in a threaded fit mode, the protection mechanism further comprises first screw holes formed in two sides of the top of the base plate, the first screw holes are located on two sides of the closed-loop voltage sensor body, and the screws penetrate through the screw holes and are connected with the first screw holes in a threaded fit mode.
Preferably: the bottom four corners fixed mounting of bottom plate has the supporting leg, the second screw has been seted up at the top of supporting leg, the bottom of supporting leg is provided with the rubber slipmat, the rubber slipmat with the bottom of supporting leg bonds mutually, the shape of supporting leg is L shape.
By adopting the technical scheme, the embodiment of the utility model has the following advantages:
1. according to the utility model, the radiating fins are used for conducting heat generated by internal electronic elements when the closed-loop voltage sensor body works, and the radius of the cross section of the ventilation groove is sequentially increased from inside to outside, so that external air can more rapidly enter the groove to enable the radiating fins to be in contact with the external air, and the heat on the radiating fins can be rapidly volatilized into the air and discharged from the groove to form circulating air flow, thereby realizing the heat radiation work of the closed-loop voltage sensor body, and effectively improving the sensitivity and the service life of the closed-loop voltage sensor body.
2. According to the utility model, after the electric wire is connected with the closed-loop voltage sensor body, the protective shell is held by hand and pushed downwards, the protective shell slides on the sliding rail, so that the semicircular clamping groove is clamped with the outer side wall of the electric wire, at the moment, the threaded holes formed in the top of the fixed block are overlapped with the first threaded holes formed in the two sides of the top of the bottom plate, and after the threaded holes are overlapped, the screws are manually screwed into the threaded holes and the first threaded holes, so that the joint of the closed-loop voltage sensor body and the electric wire is sealed and protected, the joint is effectively prevented from floating dust or spraying water, and the service life of the closed-loop voltage sensor body is reduced.
The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present utility model will become apparent by reference to the drawings and the following detailed description.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the technical descriptions 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 other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of the whole structure of the present utility model;
FIG. 2 is a side perspective view of the present utility model;
fig. 3 is a cross-sectional view of the structure of the base plate of the present utility model.
Reference numerals: 1. a bottom plate; 2. a closed loop voltage sensor body; 3. a ventilation groove; 4. a groove; 5. a heat sink; 6. a slide rail; 7. a protective shell; 8. a semicircular clamping groove; 9. a fixed block; 10. a rubber anti-slip pad; 11. a screw; 12. a first screw hole; 13. support legs; 14. and a second screw hole.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-3, the embodiment of the utility model provides a closed-loop voltage sensor, which comprises a bottom plate 1 and a closed-loop voltage sensor body 2 fixedly installed at the top of the bottom plate 1, wherein a groove 4 is formed in the bottom of the bottom plate 1, a plurality of cooling fins 5 are fixedly installed in the groove 4 from left to right, one side of each cooling fin 5 penetrates through the bottom plate 1 to be contacted with the bottom of the closed-loop voltage sensor body 2, ventilation grooves 3 are formed in two sides of the inner wall of the groove 4, the cross-section radius of each ventilation groove 3 is sequentially increased from inside to outside, protection mechanisms for protecting the connection position of the closed-loop voltage sensor body 2 and an electric wire are arranged on two sides of the closed-loop voltage sensor body 2, and through the cooling fins 5, electronic elements in the closed-loop voltage sensor body 2 are used for conducting heat when in work, and through sequentially increasing the cross-section radius of each ventilation groove 3 from inside to outside, external air can be more rapidly introduced into the groove 4, the cooling fins 5 are contacted with external air, heat on each cooling fin 5 can be rapidly volatilized into the air, and discharged from the groove 4, and the inside of the groove 4 is discharged, so that the closed-loop voltage sensor body 2 is formed, the working sensitivity of the closed-loop voltage sensor is improved, and the service life of the closed-loop voltage sensor is prolonged.
In this embodiment, specific: the protection mechanism comprises a sliding rail 6 fixedly arranged at two sides of the closed-loop voltage sensor body 2, a protection shell 7 is connected to the surface of the sliding rail 6 in a sliding fit manner, a plurality of semicircular clamping grooves 8 are formed in one side of the protection shell 7 from left to right, silica gel pads are adhered to the inside of the semicircular clamping grooves 8, two fixing blocks 9 are fixedly arranged at one side of the protection shell 7, the two fixing blocks 9 are positioned at two sides of the semicircular clamping grooves 8, threaded holes are formed in the tops of the fixing blocks 9, screws 11 are connected to the inside of the threaded holes in a threaded fit manner, the protection mechanism further comprises first threaded holes 12 formed at two sides of the top of the bottom plate 1, the first threaded holes 12 are positioned at two sides of the closed-loop voltage sensor body 2, and the screws 11 penetrate through the threaded holes and are connected with the first threaded holes 12 in a threaded fit manner; when the electric wire is connected with the closed-loop voltage sensor body 2, the protective shell 7 is held by hand and pushed downwards, the protective shell 7 slides on the sliding rail 6, so that the semicircular clamping groove 8 is clamped with the outer side wall of the electric wire, a threaded hole formed in the top of the fixed block 9 coincides with the first threaded holes 12 formed in the two sides of the top of the bottom plate 1, after the threaded holes coincide, the screw 11 is manually screwed into the threaded holes and the first threaded holes 12, and therefore the joint of the closed-loop voltage sensor body 2 and the electric wire is sealed and protected, dust is prevented from drifting upwards or water is sprayed on the joint, and the service life of the closed-loop voltage sensor body 2 is shortened.
In this embodiment, specific: the four corners of the bottom plate 1 are fixedly provided with supporting legs 13, the tops of the supporting legs 13 are provided with second screw holes 14, the bottoms of the supporting legs 13 are provided with rubber anti-skid pads 10, the rubber anti-skid pads 10 are adhered to the bottoms of the supporting legs 13, and the supporting legs 13 are L-shaped; through setting up L shape with the shape of supporting leg 13 for with bottom plate 1, do not let bottom plate 1 completely with mechanical equipment contact seal, be used for the fin 5 and the outside air contact of installation in the recess 4, be convenient for fin 5 gives off heat, through second screw 14, be used for with rotatory entering of bolt, be convenient for carry out fixed mounting with bottom plate 1, closed loop voltage sensor body 2 and mechanical equipment, through rubber slipmat 10, be used for playing anti-skidding shock attenuation effect after fixed mounting, prevent when long-term use, because of the vibrations of mechanical equipment self lead to the bolt not hard up, cause bottom plate 1 and closed loop voltage sensor body 2 to drop the damage.
The utility model works when in work: when the closed-loop voltage sensor body 2 works, the internal electronic elements generate heat to conduct heat, and the cross section radius of the ventilation groove 3 is sequentially increased from inside to outside, so that external air can more quickly enter the groove 4, the heat on the heat dissipation plate 5 is contacted with the external air, the heat on the heat dissipation plate 5 can be quickly volatilized into the air and is discharged from the groove 4 to form circulating air flow, thereby realizing the heat dissipation work of the closed-loop voltage sensor body 2, improving the sensitivity and the service life of the closed-loop voltage sensor body 2;
when the electric wire is connected with the closed-loop voltage sensor body 2, the protective shell 7 is held by hand and pushed downwards, the protective shell 7 slides on the sliding rail 6, so that the semicircular clamping groove 8 is clamped with the outer side wall of the electric wire, at the moment, the threaded holes formed in the top of the fixed block 9 are overlapped with the first threaded holes 12 formed in the two sides of the top of the bottom plate 1, and after the superposition, the screws 11 are manually screwed into the threaded holes and the first threaded holes 12, so that the joint of the closed-loop voltage sensor body 2 and the electric wire is sealed and protected, dust is prevented from drifting upwards or water is prevented from being sprayed on the joint, and the service life of the closed-loop voltage sensor body 2 is shortened;
through setting up L shape with the shape of supporting leg 13 for with bottom plate 1, do not let bottom plate 1 completely with mechanical equipment contact seal, be used for the fin 5 and the outside air contact of installation in the recess 4, be convenient for fin 5 gives off heat, through second screw 14, be used for with rotatory entering of bolt, be convenient for carry out fixed mounting with bottom plate 1, closed loop voltage sensor body 2 and mechanical equipment, through rubber slipmat 10, be used for playing anti-skidding shock attenuation effect after fixed mounting, prevent when long-term use, because of the vibrations of mechanical equipment self lead to the bolt not hard up, cause bottom plate 1 and closed loop voltage sensor body 2 to drop the damage.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that various changes and substitutions are possible within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a closed loop voltage sensor, includes bottom plate (1) and fixed mounting be in closed loop voltage sensor body (2) at bottom plate (1) top, its characterized in that: a groove (4) is formed in the bottom of the bottom plate (1), a plurality of radiating fins (5) are fixedly installed in the groove (4) from left to right in sequence, and one side of each radiating fin (5) penetrates through the bottom plate (1) to be in contact with the bottom of the closed-loop voltage sensor body (2);
the two sides of the inner wall of the groove (4) are provided with ventilation grooves (3), and the radius of the cross section of each ventilation groove (3) is sequentially increased from inside to outside;
and protection mechanisms for protecting the connection part of the closed-loop voltage sensor body (2) and the electric wire are arranged on two sides of the closed-loop voltage sensor body (2).
2. A closed loop voltage sensor according to claim 1, characterized in that: the protection mechanism comprises sliding rails (6) fixedly arranged on two sides of the closed-loop voltage sensor body (2), and a protection shell (7) is connected to the surface of the sliding rails (6) in a sliding fit mode.
3. A closed loop voltage sensor according to claim 2, characterized in that: a plurality of semicircular clamping grooves (8) are formed in one side of the protective shell (7) from left to right, and silica gel pads are adhered to the inner parts of the semicircular clamping grooves (8).
4. A closed loop voltage sensor according to claim 3, characterized in that: two fixed blocks (9) are fixedly arranged on one side of the protective shell (7), and the two fixed blocks (9) are positioned on two sides of the semicircular clamping grooves (8).
5. A closed loop voltage sensor according to claim 4, wherein: screw holes are formed in the tops of the fixing blocks (9), and screws (11) are connected in the screw holes in a threaded fit mode.
6. A closed loop voltage sensor according to claim 5, wherein: the protection mechanism further comprises first screw holes (12) formed in two sides of the top of the bottom plate (1), and the first screw holes (12) are located on two sides of the closed-loop voltage sensor body (2).
7. A closed loop voltage sensor according to claim 6, wherein: the screw (11) penetrates through the threaded hole and is connected with the first threaded hole (12) through threaded fit.
8. A closed loop voltage sensor according to claim 1, characterized in that: support legs (13) are fixedly arranged at four corners of the bottom plate (1), and second screw holes (14) are formed in the tops of the support legs (13).
9. A closed loop voltage sensor according to claim 8, wherein: the bottom of supporting leg (13) is provided with rubber slipmat (10), rubber slipmat (10) with the bottom of supporting leg (13) is bonded mutually.
10. A closed loop voltage sensor according to claim 9, wherein: the shape of the supporting leg (13) is L-shaped.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222709999.XU CN219162226U (en) | 2022-10-14 | 2022-10-14 | Closed-loop voltage sensor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222709999.XU CN219162226U (en) | 2022-10-14 | 2022-10-14 | Closed-loop voltage sensor |
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CN219162226U true CN219162226U (en) | 2023-06-09 |
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CN202222709999.XU Active CN219162226U (en) | 2022-10-14 | 2022-10-14 | Closed-loop voltage sensor |
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