CN209169952U - A kind of surge protector of low-voltage distribution system - Google Patents
A kind of surge protector of low-voltage distribution system Download PDFInfo
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- CN209169952U CN209169952U CN201822111285.2U CN201822111285U CN209169952U CN 209169952 U CN209169952 U CN 209169952U CN 201822111285 U CN201822111285 U CN 201822111285U CN 209169952 U CN209169952 U CN 209169952U
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- fixedly connected
- protector
- kelly
- connecting plate
- plate
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Abstract
The utility model discloses a kind of surge protectors of low-voltage distribution system; including protector outer casing; the inside of the protector outer casing is equipped with positioning plate; the both ends of positioning plate are fixedly connected with the inner sidewall of protector outer casing; the left side of positioning plate upper surface is fixed to be inlaid with lightning protection original part, and the top of positioning plate is equipped with partition, and the both ends of partition are fixedly connected with the inner sidewall of protector outer casing; connecting plate A is fixedly connected on the left of partition upper surface, the lower binding post of connecting plate A is fixedly connected with live wire A.The utility model design structure is reasonable; it can be changed using the resistance of thermistor; it realizes the change to the magnetic field of electromagnetic coil, increases electromagnetic coil to the attraction of iron plate, achieve the effect that mobile putter; realize the separation of kelly A and kelly B; using the elasticity of brute spring, connection switch is separated, realizes the disconnection of drainage circuit; it avoids lightning protection original part from continuing to be powered when damaging, improves the safety of surge protector.
Description
Technical field
The utility model relates to surge protection technical field, the surge protector of specifically a kind of low-voltage distribution system.
Background technique
Surge is just above the transient overvoltage of normal working voltage, referred to as ringing pulse voltage, transient state as its name suggests
Electricity and surging or surge etc. are crossed, is a kind of of short duration electric current and voltage fluctuation occurred in circuit, typically lasts in circuit about
A kind of violent pulse of microsecond, thunder and lightning weather low-voltage distribution system need electrophoretic apparatus realization to draw high voltage
Stream, reaches the protection to circuit.
Surge protection device still plays effective protection at work, for slow temperature-rise period, steep temperature rise situation,
Electrophoresis protection device device cannot perceive this process without acting in time, cause lightning protection component breakdown, electric current Ren Rantong
Overprotection device cannot achieve the protection to low-voltage distribution system, and there are some potential safety problemss, for this purpose, it is proposed that a kind of low
The surge protector of electric system is press-fitted to solve the problems, such as this.
Utility model content
One) the technical issues of solving
The purpose of this utility model is exactly in order to make up for the deficiencies of the prior art, to provide a kind of electricity of low-voltage distribution system
Surge protector.
Two) technical solution
To achieve the above object, the utility model provides the following technical solutions: a kind of surge protection of low-voltage distribution system
The inside of device, including protector outer casing, the protector outer casing is equipped with positioning plate, and the both ends of the positioning plate are and outside protector
The inner sidewall of shell is fixedly connected, and the left side fixation of the positioning plate upper surface is inlaid with lightning protection original part, the top of the positioning plate
Equipped with partition, the both ends of the partition are fixedly connected with the inner sidewall of protector outer casing, and the left side of the partition upper surface is solid
Surely it is connected with connecting plate A, the lower binding post of the connecting plate A is fixedly connected with live wire A, and the bottom end of the electric wire A and lightning protection are former
Part is fixedly connected into power port, and the left side fixation of the protector outer casing upper surface is inlaid with connecting plate B, the connecting plate B's
Upper binding post is fixedly connected with conductor wire, and the top of the partition is equipped with connection switch, the upper binding post of the connection switch with
The lower binding post of connecting plate B is in contact, and the lower binding post of the connection switch is in contact with the upper binding post of connecting plate A, described
The left side of connection switch is fixedly connected with brute spring, and the left end of the brute spring and the inner sidewall of protector outer casing are fixed
Connection, the right side of the connection switch are fixedly connected with kelly A, and the right side fixation of the partition upper surface is inlaid with siphunculus,
The internal sleeve of the siphunculus is equipped with push rod, and the bottom of the push rod is fixedly connected with iron plate, and the top of the partition is equipped with kelly
B, the push rod are engaged by pin shaft A and kelly B fixed hinge, the kelly A with kelly B phase.
Inner sidewall of the protector outer casing close to the right side kelly B is fixedly connected with fixed plate, and the fixed plate passes through
Pin shaft B and kelly B fixed hinge, the inner bottom wall of the protector outer casing are fixedly connected with battery, set below the partition
The lower section of live wire B, the iron plate are equipped with electromagnetic coil, and the outer surface of the lightning protection original part is welded with heat-conducting plate, described thermally conductive
Plate is fixedly connected with thermistor far from one end of lightning protection original part, and the left side fixation of the protector outer casing bottom is inlaid with connection
Plate C, the upper binding post of the connecting plate C are fixedly connected with live wire C, the top of the electric wire C and the lower binding post of lightning protection original part
It is fixedly connected, the lower binding post of the connecting plate C is fixedly connected with drainage electric wire, and the bottom of the kelly B, which is fixedly connected with, stretches
Contracting spring, the bottom of the adjustable spring are fixedly connected with the upper surface of partition.
Further, the upper surface of the partition offers sliding slot, and the inside of the sliding slot is connected with connecting rod, and connects
The top of bar is fixedly connected with the bottom of kelly A.
By using above-mentioned technical proposal, a kind of surge protector of low-voltage distribution system is enable effectively to increase kelly
The stability of A, connection switch moves down when avoiding colliding, and route is caused unexpectedly to disconnect.
Further, the right end of the electromagnetic coil is fixedly connected with fixed link, and outside the right end and protector of fixed link
The inner sidewall of shell is fixedly connected.
By using above-mentioned technical proposal, a kind of surge protector of low-voltage distribution system is enable effectively to increase electromagnetism
The stabilization of coil, the effect pulled can not be realized to push rod by avoiding electromagnetic coil from moving up.
Further, the electromagnetic coil is located at the underface of iron plate, and the diameter value of siphunculus is greater than the level length of push rod
Angle value.
By using above-mentioned technical proposal, a kind of surge protector of low-voltage distribution system is enable effectively to avoid push rod
Friction is generated with siphunculus, avoids the effect powered off in time due to frictional influence protector.
Further, distance from top connecting plate B bottom of the vertical length value of the connection switch greater than connecting plate A is perpendicular
Straight distance value, and battery, thermistor and electromagnetic coil are connected by electric wire B.
By using above-mentioned technical proposal, a kind of surge protector of low-voltage distribution system is made to can effectively ensure that connection
The firmness of switch and connection, can be realized limitation of the thermistor to solenoid current is flowed through.
Further, the outer surface of the protector outer casing is coated with insulating layer, and insulating layer is uniformly distributed.
By using above-mentioned technical proposal, a kind of surge protector of low-voltage distribution system is enable effectively to increase protection
The safety of device, avoiding protector from electric leakage occur makes to damage contact personnel.
Three) beneficial effect
Compared with prior art, the surge protector of this kind of low-voltage distribution system have it is following the utility model has the advantages that
First: the utility model using conductor wire by thunder and lightning introduce connecting plate B, connecting plate B using connection switch with connect
Plate A series connection, is realized the conduction of electric current, is connect connecting plate A with lightning protection original part using electric wire A, lightning protection original part is passed by electric wire C
It is directed at connecting plate C, connecting plate C is dredged lightning current to ground using drainage electric wire, matches surge protector realization to low pressure
The protection of electric system increases the stability of kelly A, guarantees the firmness of connection switch by the cooperation of sliding slot and connecting rod.
Second: the utility model makes electromagnetic coil generate magnetic field by energization of the battery to electromagnetic coil, guarantees kelly
B is engaged with kelly A's, is connected using heat-conducting plate with thermistor, thermistor is connected in the closed circuit of electric wire B,
When lightning current is excessive, lightning protection original part fever, heat-conducting plate conducts heat to thermistor, and the resistance of thermistor changes
Become, realize the change to the magnetic field of electromagnetic coil, increases electromagnetic coil to the attraction of iron plate, achieve the effect that mobile putter,
It realizes that the separation of kelly A and kelly B are separated connection switch using the elasticity of brute spring, realizes the disconnection of drainage circuit,
It avoids lightning protection original part from continuing to be powered when damaging, improves the safety of surge protector.
Detailed description of the invention
Fig. 1 is the utility model protector outer casing cross-sectional view；
Fig. 2 is structure enlargement diagram at A in the utility model Fig. 1；
Fig. 3 is structure enlargement diagram at B in the utility model Fig. 1.
In figure: 1, protector outer casing；2, positioning plate；3, lightning protection original part；4, kelly A；5, conductor wire；6, kelly B；7, fixed
Plate；8, pin shaft B；9, electric wire C；10, connecting plate C；11, electric wire is drained；12, heat-conducting plate；13, electric wire A；14, thermistor；15,
Battery；16, electric wire B；17, connecting plate B；18, connection switch；19, brute spring；20, partition；21, connecting plate A；22, sliding
Slot；23, siphunculus；24, push rod；25, iron plate；26, electromagnetic coil；27, fixed link；28, connecting rod；29, pin shaft A；30, stretch bullet
Spring；31, insulating layer.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1-3, the utility model provides a kind of technical solution: a kind of surge protector of low-voltage distribution system,
Including protector outer casing 1, the inside of protector outer casing 1 is equipped with positioning plate 2, and the both ends of positioning plate 2 are interior with protector outer casing 1
Side wall is fixedly connected, and the left side of 2 upper surface of positioning plate is fixed to be inlaid with lightning protection original part 3, and the top of positioning plate 2 is equipped with partition 20,
The both ends of partition 20 are fixedly connected with the inner sidewall of protector outer casing 1, and partition is fixedly connected with connection on the left of 20 upper surface
The lower binding post of plate A21, connecting plate A21 are fixedly connected with live wire A13, the bottom end of electric wire A13 and consolidating into power port for lightning protection original part 3
The left side fixation of fixed connection, 1 upper surface of protector outer casing is inlaid with connecting plate B17, and the upper binding post of connecting plate B17 is fixedly connected
There is conductor wire 5, the top of partition 20 is equipped with connection switch 18, the lower wiring of the upper binding post and connecting plate B17 of connection switch 18
Column is in contact, and the lower binding post of connection switch 18 is in contact with the upper binding post of connecting plate A21, and the left side of connection switch 18 is solid
Surely it is connected with brute spring 19, the left end of brute spring 19 is fixedly connected with the inner sidewall of protector outer casing 1, connection switch 18
Right side is fixedly connected with kelly A4, and the right side fixation of 20 upper surface of partition is inlaid with siphunculus 23, and the internal sleeve of siphunculus 23 is equipped with
Push rod 24, the bottom of push rod 24 are fixedly connected with iron plate 25, and the top of partition 20 is equipped with kelly B6, and push rod 24 passes through pin shaft A29
With kelly B6 fixed hinge, kelly A4 is engaged with kelly B6 phase.
Inner sidewall of the protector outer casing 1 close to the right side kelly B6 is fixedly connected with fixed plate 7, and fixed plate 7 passes through pin shaft
B8 and kelly B6 fixed hinge, the inner bottom wall of protector outer casing 1 are fixedly connected with battery 15, and the lower section of partition 20 is equipped with electric wire
B16, the lower section of iron plate 25 are equipped with electromagnetic coil 26, and the outer surface of lightning protection original part 3 is welded with heat-conducting plate 12, and heat-conducting plate 12 is far from anti-
One end of thunder original part 3 is fixedly connected with thermistor 14, and the left side fixation of 1 bottom of protector outer casing is inlaid with connecting plate C10, even
The upper binding post of fishplate bar C10 is fixedly connected with live wire C9, and the top of electric wire C9 is fixedly connected with the lower binding post of lightning protection original part 3,
The lower binding post of connecting plate C10 is fixedly connected with drainage electric wire 11, and the bottom of kelly B6 is fixedly connected with adjustable spring 30, stretches
The bottom of spring 30 is fixedly connected with the upper surface of partition 20.
Further, the upper surface of partition 20 offers sliding slot 22, and the inside of sliding slot 22 is connected with connecting rod 28, and connects
The top of bar 28 is fixedly connected with the bottom of kelly A4.
By using above-mentioned technical proposal, a kind of surge protector of low-voltage distribution system is enable effectively to increase kelly
The stability of A4, connection switch 18 moves down when avoiding colliding, and route is caused unexpectedly to disconnect.
Further, the right end of electromagnetic coil 26 is fixedly connected with fixed link 27, and the right end and protector of fixed link 27
The inner sidewall of shell 1 is fixedly connected.
By using above-mentioned technical proposal, a kind of surge protector of low-voltage distribution system is enable effectively to increase electromagnetism
The stabilization of coil 26, the effect pulled can not be realized to push rod 24 by avoiding electromagnetic coil 26 from moving up.
Further, electromagnetic coil 26 is located at the underface of iron plate 25, and the diameter value of siphunculus 23 is greater than the water of push rod 24
Flat length value.
By using above-mentioned technical proposal, a kind of surge protector of low-voltage distribution system is enable effectively to avoid push rod
24 generate friction with siphunculus 23, avoid the effect powered off in time due to frictional influence protector.
Further, the vertical length value of connection switch 18 is greater than the bottom distance from top connecting plate B17 of connecting plate A21
Vertical distance value, and battery 15, thermistor 14 and electromagnetic coil 26 are connected by electric wire B16.
By using above-mentioned technical proposal, a kind of surge protector of low-voltage distribution system is made to can effectively ensure that connection
The firmness of switch 18 and connection can be realized limitation of the thermistor 14 to 26 electric current of electromagnetic coil is flowed through.
Further, the outer surface of protector outer casing 1 is coated with insulating layer 31, and insulating layer 31 is uniformly distributed.
By using above-mentioned technical proposal, a kind of surge protector of low-voltage distribution system is enable effectively to increase protection
The safety of device, avoiding protector from electric leakage occur makes to damage contact personnel.
Working principle: using conductor wire 5 by thunder and lightning introduce connecting plate B17, connecting plate B17 using connection switch 18 with connect
Plate A21 series connection realizes the conduction of electric current, connect connecting plate A21 with lightning protection original part 3 using electric wire A13, lightning protection original part 3 is logical
It crosses electric wire C9 to conduct to connecting plate C10, connecting plate C10 is dredged lightning current to ground using drainage electric wire 11, protects surge
It protects device and realizes that the protection to low-voltage distribution system increases the stability of kelly A4 by the cooperation of sliding slot 22 and connecting rod 28, protect
The firmness of connection switch 18 is demonstrate,proved, the energization by battery 15 to electromagnetic coil 26 makes electromagnetic coil 26 generate magnetic field, guarantees
Kelly B6 is engaged with kelly A4's, is connected using heat-conducting plate 12 with thermistor 14, thermistor 14 is connected on electric wire B16
Closed circuit in, when lightning current is excessive, lightning protection original part 3 generates heat, and heat-conducting plate 12 conducts heat to thermistor 14, heat
The resistance of quick resistance 14 changes, and realizes the change to the magnetic field of electromagnetic coil 26, increases electromagnetic coil 26 to iron plate 25
Attraction achievees the effect that mobile putter 24, realizes the separation of kelly A4 and kelly B6, will using the elasticity of brute spring 19
Connection switch 18 separates, and realizes the disconnection of drainage circuit, and lightning protection original part 3 is avoided to continue to be powered when damaging, and improves surge protector
Safety.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of surge protector of low-voltage distribution system, including protector outer casing (1), it is characterised in that: outside the protector
The inside of shell (1) is equipped with positioning plate (2), and the both ends of the positioning plate (2), which are fixed with the inner sidewall of protector outer casing (1), to be connected
It connects, the left side fixation of positioning plate (2) upper surface is inlaid with lightning protection original part (3), and the top of the positioning plate (2) is equipped with partition
(20), the both ends of the partition (20) are fixedly connected with the inner sidewall of protector outer casing (1), partition (20) upper surface
Left side is fixedly connected with connecting plate A (21), and the lower binding post of the connecting plate A (21) is fixedly connected with live wire A (13), the electricity
The bottom end of line A (13) is fixedly connected with lightning protection original part (3) into power port, and the left side of protector outer casing (1) upper surface is fixed
It is inlaid with connecting plate B (17), the upper binding post of the connecting plate B (17) is fixedly connected with conductor wire (5), the partition (20)
Top is equipped with connection switch (18), and the upper binding post of the connection switch (18) is in contact with the lower binding post of connecting plate B (17),
The lower binding post of the connection switch (18) is in contact with the upper binding post of connecting plate A (21), a left side for the connection switch (18)
Side is fixedly connected with brute spring (19), and the left end of the brute spring (19) and the inner sidewall of protector outer casing (1) are fixed
Connection, the right side of the connection switch (18) are fixedly connected with kelly A (4), and the right side of partition (20) upper surface is fixed
It is inlaid with siphunculus (23), the internal sleeve of the siphunculus (23) is equipped with push rod (24), and the bottom of the push rod (24) is fixedly connected with
The top of iron plate (25), the partition (20) is equipped with kelly B (6), and the push rod (24) is solid by pin shaft A (29) and kelly B (6)
Fixed hinged, the kelly A (4) is mutually engaged with kelly B (6), and the protector outer casing (1) is interior close to kelly B (6) right side
Side wall is fixedly connected with fixed plate (7), and the fixed plate (7) passes through pin shaft B (8) and kelly B (6) fixed hinge, the protection
The inner bottom wall of device shell (1) is fixedly connected with battery (15), and the lower section of the partition (20) is equipped with electric wire B (16), the iron
The lower section of plate (25) is equipped with electromagnetic coil (26), and the outer surface of the lightning protection original part (3) is welded with heat-conducting plate (12), described thermally conductive
Plate (12) is fixedly connected with thermistor (14) far from the one end of lightning protection original part (3), the left side of protector outer casing (1) bottom
Fixation is inlaid with connecting plate C (10), and the upper binding post of the connecting plate C (10) is fixedly connected live wire C (9), the electric wire C
(9) top is fixedly connected with the lower binding post of lightning protection original part (3), and the lower binding post of the connecting plate C (10) is fixedly connected with
It drains electric wire (11), the bottom of the kelly B (6) is fixedly connected with adjustable spring (30), the bottom of the adjustable spring (30)
It is fixedly connected with the upper surface of partition (20).
2. a kind of surge protector of low-voltage distribution system according to claim 1, it is characterised in that: the partition (20)
Upper surface offer sliding slot (22), the inside of the sliding slot (22) is connected with connecting rod (28), and the top of connecting rod (28)
It is fixedly connected with the bottom of kelly A (4).
3. a kind of surge protector of low-voltage distribution system according to claim 1, it is characterised in that: the electromagnetic coil
(26) right end is fixedly connected with fixed link (27), and the right end of fixed link (27) and the inner sidewall of protector outer casing (1) are fixed
Connection.
4. a kind of surge protector of low-voltage distribution system according to claim 1, it is characterised in that: the electromagnetic coil
(26) it is located at the underface of iron plate (25), and the diameter value of siphunculus (23) is greater than the horizontal length value of push rod (24).
5. a kind of surge protector of low-voltage distribution system according to claim 1, it is characterised in that: the connection switch
(18) vertical length value is greater than the vertical distance value of distance from top connecting plate B (17) bottom of connecting plate A (21), and battery
(15), thermistor (14) and electromagnetic coil (26) are connected by electric wire B (16).
6. a kind of surge protector of low-voltage distribution system according to claim 1, it is characterised in that: outside the protector
The outer surface of shell (1) is coated with insulating layer (31), and insulating layer (31) is uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822111285.2U CN209169952U (en) | 2018-12-17 | 2018-12-17 | A kind of surge protector of low-voltage distribution system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822111285.2U CN209169952U (en) | 2018-12-17 | 2018-12-17 | A kind of surge protector of low-voltage distribution system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209169952U true CN209169952U (en) | 2019-07-26 |
Family
ID=67343929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822111285.2U Expired - Fee Related CN209169952U (en) | 2018-12-17 | 2018-12-17 | A kind of surge protector of low-voltage distribution system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209169952U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571112A (en) * | 2019-08-25 | 2019-12-13 | 滁州方大矿业发展有限公司 | Control device with ventilation system short circuit operation prevention function for coal mine |
| CN111864539A (en) * | 2020-08-14 | 2020-10-30 | 侯英晗 | Lightning arrester |
-
2018
- 2018-12-17 CN CN201822111285.2U patent/CN209169952U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571112A (en) * | 2019-08-25 | 2019-12-13 | 滁州方大矿业发展有限公司 | Control device with ventilation system short circuit operation prevention function for coal mine |
| CN111864539A (en) * | 2020-08-14 | 2020-10-30 | 侯英晗 | Lightning arrester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190726 Termination date: 20201217 |