CN213243536U - Power supply lightning protection device with built-in overheat circuit breaking device - Google Patents
Power supply lightning protection device with built-in overheat circuit breaking device Download PDFInfo
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- CN213243536U CN213243536U CN202022095407.0U CN202022095407U CN213243536U CN 213243536 U CN213243536 U CN 213243536U CN 202022095407 U CN202022095407 U CN 202022095407U CN 213243536 U CN213243536 U CN 213243536U
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Abstract
The utility model discloses a power supply lightning protection device with a built-in overheat breaking device, which comprises a shell, a lightning protection indicator plate, a phase line screw, a remote signaling interface, a neutral line screw, a fusing device, a thermal circuit breaker, a piezoresistor and a tripping device, wherein the fusing device, the thermal circuit breaker and the piezoresistor are arranged at the inner side of the shell, the circuit temperature at the inner side of the shell is detected through the thermal circuit breaker, when the temperature of the circuit at the inner side of the shell is overhigh, the thermal circuit breaker works to disconnect the circuit internally, meanwhile, the thermal circuit breaker transmits the corresponding signal to the lightning protection indicator plate to display, the lightning protection indicator plate displays red to show the power supply lightning protection device fault at the moment, and also can output an alarm signal through a terminal connected with the remote signaling interface to carry out alarm processing, and the power supply lightning protection device is convenient to carry out circuit breaking protection when the internal temperature of the power, the potential safety hazard is reduced.
Description
Technical Field
The utility model relates to a power lightning protection device correlation field specifically is a power lightning protection device of built-in overheated circuit breaker.
Background
The power supply lightning protector is a special protection device for preventing induced lightning from damaging a power supply system and electric equipment, when a distribution line and the electric equipment of the power supply system are disturbed by high-voltage lightning current, elements in the power supply lightning protector can quickly form a passage to discharge and guide lightning impulse current into the ground, and simultaneously limit the lightning high voltage to a certain voltage protection level, so that the lightning protection effect on the power supply device and the electric equipment is achieved; according to the lightning protection theory, in the lightning protection area of the room Lpz0B to Lpz1, a T1-grade 10/350-wave-shaped switch-type power supply lightning protector is installed in a power supply system, and generally, the switch-type lightning protector is made of gap discharge and gas discharge elements and has the capabilities of resisting large lightning impact and discharging large current.
When the power supply lightning protection device is in use, the power supply lightning protection device is likely to be damaged due to faults of electrical equipment or be subjected to external large high-voltage lightning disturbance, the stability inside the power supply lightning protection device is easy to rise sharply, and the whole power supply lightning protection device is easy to damage when the temperature inside the power supply lightning protection device is too high, so that certain potential safety hazards are formed.
SUMMERY OF THE UTILITY MODEL
Therefore, in order to solve the above-mentioned insufficiency, the utility model provides a power lightning protection device with a built-in overheat breaking device.
The utility model is realized by constructing a power supply lightning protection device with a built-in overheat breaking device, which comprises a shell and an installation guide rail, wherein the shell is embedded in the middle of the top end surface of a base, a lightning protection indicator plate is embedded in the right side of the top end surface of the shell, the installation guide rail is arranged in the middle of the bottom end surface of the base, the left end and the right end of the inner side of the installation guide rail are respectively fastened with an elastic fixture block and a fixed fixture block, the base is respectively in threaded fit with the side surfaces of a grounding screw and a phase line screw through screw holes arranged at the left end and the right end of the top end surface of the base, a telecommand interface is arranged at the bottom of the left end surface of the base, the lightning protection indicator plate is butted with a fusing device and the output end of a thermal circuit breaker, a neutral line screw is arranged at the, and the left and right ends of the fusing device are respectively connected to the bottom of the right end of the grounding screw and the bottoms of the left ends of the phase line screw and the neutral line screw, the thermal circuit breaker is butted at the top end of the piezoresistor, the bottom end of the piezoresistor is butted at the top of the tripping device, and the tripping device is connected to the right end of the inner side of the remote signaling interface.
Preferably, the top parts of the left end and the right end of the shell are provided with convex stripes, and the convex stripes extend horizontally in the front-back direction.
Preferably, the front end face and the rear end face of the base are flush with the front end face and the rear end face of the shell, and the base and the shell are enclosed to form a T shape.
Preferably, the phase line screws are arranged at the right front end of the top end face of the base at equal intervals, and the three phase line screws are all located at the front ends of the neutral line screws.
Preferably, the fixed clamping block is of a semi-elliptical structure protruding leftwards.
Preferably, the right end face of the elastic clamping block and the left end face of the inner side of the installation guide rail form an included angle of 30 degrees, and the outer surface of the elastic clamping block is smooth and burr-free.
Preferably, the ground screw and the remote signaling interface are located on the same vertical end face.
The utility model has the advantages of as follows: the utility model discloses an improve and provide a power lightning protection device of built-in overheated circuit breaker here, compare with equipment of the same type, have following improvement:
a power lightning protection device of built-in overheated circuit breaker, the utility model discloses a fusing device has been set up, thermal circuit breaker and piezo-resistor are inboard in the shell, detect the inboard line temperature of shell through thermal circuit breaker, when the temperature of the inboard circuit of shell is too high, make thermal fuse work and the connection of inside broken circuit, thermal circuit breaker will show on relative signal transmission to the lightning protection indicator panel simultaneously, be red demonstration on the lightning protection indicator panel this moment in order to show this power lightning protection device trouble, also can carry out alarm processing through the terminal output alarm signal who connects in the telesignalling interface, reached and be convenient for make the inside high temperature of power lightning protection device and carry out the protection of opening a circuit, reduce the beneficial effect of potential safety hazard.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic overall top view structure of the present invention;
fig. 3 is a schematic view of the right side structure of the base of the present invention;
fig. 4 is a schematic view of the right-side cross-sectional structure of the housing of the present invention.
Wherein: the lightning protection device comprises a shell-1, a mounting guide rail-2, a base-3, a lightning protection indicator board-4, a phase line screw-5, a grounding screw-6, a remote signaling interface-7, a neutral line screw-8, an elastic clamping block-9, a fixed clamping block-10, a fusing device-11, a thermal circuit breaker-12, a piezoresistor-13 and a tripping device-14.
Detailed Description
The present invention will be described in detail with reference to the accompanying fig. 1-4, and the technical solutions in the embodiments of the present invention will be clearly and completely described, 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.
The utility model is realized by constructing a power supply lightning protection device with a built-in overheat breaking device, which comprises a shell 1 and an installation guide rail 2, wherein the shell 1 is embedded in the middle of the top end surface of a base 3, a lightning protection indicator plate 4 is embedded in the right side of the top end surface of the shell 1, the installation guide rail 2 is arranged in the middle of the bottom end surface of the base 3, the left end and the right end of the inner side of the installation guide rail 2 are respectively fastened with an elastic fixture block 9 and a fixed fixture block 10, the base 3 is respectively in threaded fit with the side surfaces of a grounding screw 6 and a phase line screw 5 through screw holes arranged at the left end and the right end of the top end surface, the bottom of the left end surface of the base 3 is provided with a telecommand interface 7, the lightning protection indicator plate 4 is butted with an output end of a fuse device 11 and a thermal circuit breaker 12, the rear end of the phase line screw 5, and the left and right ends of the fusing device 11 are respectively connected to the bottom of the right end of the grounding screw 6 and the bottoms of the left ends of the phase line screw 5 and the neutral line screw 8, the thermal circuit breaker 12 is butted at the top end of the piezoresistor 13, the bottom end of the piezoresistor 13 is butted at the top of the tripping device 14, and the tripping device 14 is connected to the right end of the inner side of the remote signaling interface 7.
Furthermore, the top of the left end and the right end of the shell 1 are provided with convex stripes, and the convex stripes extend horizontally in the front-back direction, so that the shell 1 is prevented from sliding in the process of pulling.
Furthermore, terminal surface flushes in terminal surface around shell 1 mutually around base 3, and base 3 and shell 1 enclose to close and form the T shape, reduces holistic volume, portable.
Furthermore, phase line screw 5 equidistant be provided with three in the right front end of 3 top end faces of base, and three phase line screw 5 all is located the 8 front ends of neutral line screw, be convenient for carry out the three-phase connection on outside electrical equipment.
Furthermore, the fixed fixture block 10 is a semi-elliptical structure protruding leftward, so that the fixed fixture block 10 is slidably mounted on an external mounting plate.
Furthermore, the right end face of the elastic clamping block 9 and the left end face of the inner side of the installation guide rail 2 form an included angle of 30 degrees, the outer surface of the elastic clamping block 9 is smooth and burr-free, and the elastic clamping block 9 is convenient to elastically deform when being connected to an external installation plate.
Furthermore, the grounding screw 6 and the remote signaling interface 7 are located on the same vertical end face, so that an external grounding wire can be conveniently connected to the grounding screw 6 after passing through the remote signaling interface 7.
Firstly, moving the whole power supply lightning protection device to enable the installation guide rail 2 to be attached to and placed on an external pre-fixed installation plate, simultaneously inserting the fixed clamping block 10 into a designated position attached to the external installation plate when the whole power supply lightning protection device is placed on the external installation plate, then extruding the shell 1 to enable the elastic clamping block 9 to be compressed under stress, and when the installation guide rail 2 completely enters the external installation plate, elastically restoring the elastic clamping block 9 to enter the designated position on the external installation plate;
secondly, the three phase line screws 5 and the three neutral line screws 8 can be respectively connected to the designated positions of external equipment to be protected, an external grounding line passes through the remote signaling interface 7 and then is connected to the grounding screw 6, then the electric equipment with the power supply lightning arrester can be used, and corresponding electric equipment can be protected by the power supply lightning arrester;
thirdly, when the temperature of the shell 1 is too high in the using process, the temperature of the inner side line of the shell 1 can be detected through the thermal breaker 11, when the temperature of the inner side line of the shell 1 is too high, the thermal breaker 12 works and the circuit is disconnected, meanwhile, the thermal breaker 11 transmits the relative signal to the lightning protection indicator plate 4 for displaying, at the moment, the lightning protection indicator plate 4 is displayed in red to indicate the fault of the power supply lightning protector, and the alarm processing can also be carried out through the output of the alarm signal through the terminal connected to the remote communication interface 7.
The utility model discloses an improve and provide a power lightning protection device of built-in overheated circuit breaker, detect 1 inboard circuit temperature of shell through thermal circuit breaker 11, when the temperature of 1 inboard circuit of shell is too high, make thermal fuse 12 work and the connection of inside broken circuit, thermal circuit breaker 11 will be relative signal transmission shows on lightning protection indicator plate 4 simultaneously, be red demonstration on lightning protection indicator plate 4 this moment in order to show this power lightning protection device trouble, also can carry out alarm processing through connecting in the terminal output alarm signal of telesignalling interface 7, reached and be convenient for make the inside high temperature of power lightning protection device and carry out the protection of opening circuit, reduce the beneficial effect of potential safety hazard.
The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The utility model provides a power lightning protection device of built-in overheated circuit breaker which characterized in that: the structure of the lightning protection device comprises a shell (1) and an installation guide rail (2), wherein the shell (1) is embedded in the middle of the top end face of a base (3), a lightning protection indicator plate (4) is embedded in the right side of the top end face of the shell (1), the installation guide rail (2) is arranged in the middle of the bottom end face of the base (3), an elastic clamping block (9) and a fixed clamping block (10) are respectively fastened at the left end and the right end of the inner side of the installation guide rail (2), the base (3) is respectively in threaded fit with the side surfaces of a grounding screw (6) and a phase line screw (5) through screw holes formed in the left end and the right end of the top end face, a remote communication interface (7) is formed at the bottom of the left end face of the base (3), the lightning protection indicator plate (4) is in butt joint with the output ends of a fusing device (11) and a thermal circuit breaker (12), a neutral line screw (8) is arranged at the, the fuse device (11) is fastened at the bottom end of the inner side of the shell (1), the left end and the right end of the fuse device (11) are connected to the bottom of the right end of the grounding screw (6) and the bottoms of the left ends of the phase line screw (5) and the neutral line screw (8) respectively, the thermal circuit breaker (12) is in butt joint with the top end of the piezoresistor (13), the bottom end of the piezoresistor (13) is in butt joint with the top of the tripping device (14), and the tripping device (14) is connected to the right end of the inner side of the remote signaling interface (7).
2. A lightning protection device for power supply with built-in overheat breaking apparatus according to claim 1, wherein: the top parts of the left end and the right end of the shell (1) are provided with convex stripes, and the convex stripes are horizontally extended in the front-back direction.
3. A lightning protection device for power supply with built-in overheat breaking apparatus according to claim 1, wherein: the front end face and the rear end face of the base (3) are flush with the front end face and the rear end face of the shell (1), and the base (3) and the shell (1) are enclosed to form a T shape.
4. A lightning protection device for power supply with built-in overheat breaking apparatus according to claim 1, wherein: the phase line screws (5) are arranged at the right front end of the top end face of the base (3) at equal intervals, and the three phase line screws (5) are located at the front end of the neutral line screw (8).
5. A lightning protection device for power supply with built-in overheat breaking apparatus according to claim 1, wherein: the fixed fixture block (10) is in a semi-elliptical structure protruding leftwards.
6. A lightning protection device for power supply with built-in overheat breaking apparatus according to claim 1, wherein: the right end face of the elastic clamping block (9) and the left end face of the inner side of the installation guide rail (2) form an included angle of 30 degrees, and the outer surface of the elastic clamping block (9) is smooth and burr-free.
7. A lightning protection device for power supply with built-in overheat breaking apparatus according to claim 1, wherein: the grounding screw (6) and the remote signaling interface (7) are positioned on the same vertical end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022095407.0U CN213243536U (en) | 2020-09-22 | 2020-09-22 | Power supply lightning protection device with built-in overheat circuit breaking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022095407.0U CN213243536U (en) | 2020-09-22 | 2020-09-22 | Power supply lightning protection device with built-in overheat circuit breaking device |
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| Publication Number | Publication Date |
|---|---|
| CN213243536U true CN213243536U (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022095407.0U Active CN213243536U (en) | 2020-09-22 | 2020-09-22 | Power supply lightning protection device with built-in overheat circuit breaking device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE545177C2 (en) * | 2021-11-02 | 2023-05-02 | EliGuard AB | A sensor device, a system, a method and a computer program for detection of electrical abnormalities in association with electrical equipment |
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2020
- 2020-09-22 CN CN202022095407.0U patent/CN213243536U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE545177C2 (en) * | 2021-11-02 | 2023-05-02 | EliGuard AB | A sensor device, a system, a method and a computer program for detection of electrical abnormalities in association with electrical equipment |
| SE2151344A1 (en) * | 2021-11-02 | 2023-05-02 | EliGuard AB | A sensor device, a system, a method and a computer program for detection of electrical abnormalities in association with electrical equipment |
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