CN215988381U - Earth leakage protector convenient to automatic assembly - Google Patents
Earth leakage protector convenient to automatic assembly Download PDFInfo
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- CN215988381U CN215988381U CN202121675007.5U CN202121675007U CN215988381U CN 215988381 U CN215988381 U CN 215988381U CN 202121675007 U CN202121675007 U CN 202121675007U CN 215988381 U CN215988381 U CN 215988381U
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- 230000007246 mechanism Effects 0.000 claims abstract description 67
- 238000005476 soldering Methods 0.000 claims abstract description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 33
- 239000002184 metal Substances 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 238000003466 welding Methods 0.000 abstract description 19
- 238000009434 installation Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 7
- 238000005452 bending Methods 0.000 description 5
- 230000006698 induction Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
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- 230000002950 deficient Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model discloses a leakage protector convenient for automatic assembly, and relates to the technical field of leakage protectors, wherein the leakage protector comprises a base, a reset connecting mechanism, an electromagnetic driving device, an electric connection end, a circuit board and an elastic sheet; the base is provided with an electric connection end clamping seat for mounting an electric connection end, a spring sheet clamping seat for mounting a spring sheet, a reset connecting mechanism clamping groove for mounting a reset connecting mechanism and an electromagnetic driving device clamping groove for mounting an electromagnetic driving device; the pre-assembled reset connecting mechanism and the electromagnetic driving device are simultaneously placed into a reset connecting mechanism clamping groove and an electromagnetic driving device clamping groove from top to bottom; inserting the electric connection terminal into the electric connection terminal clamping seat; one end of the elastic sheet extends into the lower part of the power connection end, and the elastic sheet is arranged on the elastic sheet clamping seat; welding in a large batch by a wave soldering mode; according to the utility model, through the structural design of the leakage protector and the corresponding installation steps, automatic assembly and batch welding can be conveniently realized.
Description
Technical Field
The utility model relates to the technical field of leakage protectors, in particular to a leakage protector convenient for automatic assembly.
Background
When the equipment has leakage fault or needs to protect the person with fatal danger from electric shock, the leakage protector can disconnect the main circuit in time, thereby being widely applied; the application technology of the leakage protector is mature, and the leakage protector is divided into a voltage type and a current type according to the protection principle. From the mechanical structure, there are self-locking type and attraction type, but the current or voltage mechanical self-locking type leakage protector is mainly used. Because the earth leakage protector structure of prior art is because its structural feature, the device is complicated, must carry out laying and the equipment of component through the manual work, consequently, can't realize automatic assembly, greatly reduced production efficiency.
The mutual inductor for the leakage protector capable of being automatically assembled as disclosed in the chinese utility model patent CN211350348U, comprises a body, the top of the body is provided with a first test line, the top of the body is provided with a second test line positioned on the right side of the first test line, the top of the body is provided with a first leakage output induction coil positioned on the back side of the first test line, the top of the body is provided with a second leakage output induction coil positioned right behind the first test line, the top of the body is provided with a first load line positioned on the back side of the first leakage output induction coil, and the top of the body is provided with a second load line positioned on the front side of the second leakage output induction coil; the automatic assembly scheme of the structure is complex, and the structure cannot be well suitable for the leakage protector structure.
SUMMERY OF THE UTILITY MODEL
First, technical problem to be solved
The utility model provides a leakage protector convenient for automatic assembly aiming at the defects in the prior art, and solves the problems that the automatic assembly cannot be realized due to a complex structure and the assembly efficiency is low in the conventional leakage protector.
Second, technical scheme
In order to solve the technical problems, the utility model provides a leakage protector convenient for automatic assembly, which comprises a base, a reset connecting mechanism, an electromagnetic driving device, an electric connection end, a circuit board and an elastic sheet, wherein the base is arranged on the base;
the base is provided with an electric connection end clamping seat for mounting an electric connection end, a spring sheet clamping seat for mounting a spring sheet, a reset connecting mechanism clamping groove for mounting a reset connecting mechanism and an electromagnetic driving device clamping groove for mounting an electromagnetic driving device;
the reset connecting mechanism clamping groove and the electromagnetic driving device clamping groove are arranged in parallel, and the reset connecting mechanism and the electromagnetic driving device can be simultaneously placed into the reset connecting mechanism clamping groove and the electromagnetic driving device clamping groove from top to bottom to be fixed;
the electric connecting end clamping seat is positioned on two sides of the axis where the reset connecting mechanism clamping groove and the electromagnetic driving device clamping groove are positioned, and the electric connecting end can be inserted into the electric connecting end clamping seat from bottom to top to be fixed;
the elastic sheet clamping seat is positioned at two sides of the axis where the reset connecting mechanism clamping groove and the electromagnetic driving device clamping groove are positioned, one end of the elastic sheet extends into the lower part of the electric end clamping seat and the bending part in the middle of the elastic sheet can be inserted into the elastic sheet clamping seat from top to bottom for fixing;
the circuit board is fixed on the upper part of the base, and the other end of the elastic sheet is electrically connected with the circuit board.
Wherein, the electric connection end is provided with an electric connection end contact, the end part of the elastic sheet is provided with an elastic sheet contact, and the electric connection end contact is correspondingly matched with the elastic sheet contact.
The electric connection end is a bent metal sheet, an electric connection end contact is arranged at one end of the metal sheet, an electric connection end jack is formed in the upper portion of the electric connection end clamping seat, the other end of the metal sheet is directly inserted into the electric connection end jack to be fixed, and meanwhile, the electric connection end is connected with the circuit board in an inserting mode and in electric connection.
Wherein, the electrical connection end is participated in for participating in, and the electrical connection end contact sets up at the upper end of participating in, and the lateral wall of connecing the electrical connection end joint seat still includes participates in the draw-in groove, still is equipped with a bending joint portion on participating in, and bending joint portion can be fixed with participating in the draw-in groove joint.
Wherein, the buckle piece is a connection piece of buckling, and buckle piece one end is equipped with horizontal U type opening, and the buckle piece other end is equipped with vertical U type opening, and vertical U type opening is used for with dropout iron core joint, and horizontal U type opening can insert the buckle inslot and be used for with buckle piece bayonet socket joint.
The reset connecting mechanism and the electromagnetic driving device can be preassembled and simultaneously mounted on the base after the preassembly, the iron core spring and the tripping iron core are sequentially sleeved in the electromagnetic coil, the reset key is inserted into the reset block, and the reset connecting mechanism is connected with the electromagnetic driving device through the clamping piece.
The middle part of the base is provided with a circuit board buckle plate, the circuit board is provided with a corresponding buckling groove, and the circuit board buckle plate is used for fixing the base and the circuit board.
The leakage protector convenient for automatic assembly further comprises a mutual inductor, a hard contact pin is arranged on the mutual inductor, the mutual inductor is arranged on one side of the base, and the mutual inductor is connected with the circuit board in an inserting mode through the hard contact pin and is electrically connected with the circuit board.
The earth leakage protector convenient for automatic assembly further comprises a shell (100) used for accommodating the base, the reset connecting mechanism, the electromagnetic driving device, the power connection end, the circuit board and the elastic sheet, a fixing piece is further arranged between the bottom of the shell (100) and the bottom of the base, a reset spring is arranged at the bottom of the reset key, and two ends of the reset spring are respectively abutted to the reset key and the fixing piece.
The fixing piece is fixed at the bottom of the base through a plurality of buckling plates, and the fixing piece is further provided with a ground wire fixing buckle and a positioning rod.
The leakage protector convenient for automatic assembly further comprises a shell (100) used for accommodating the base, the reset connecting mechanism, the electromagnetic driving device, the power connection end, the circuit board and the elastic sheet, and a pin fixing base plate is further arranged between the bottom of the shell (100) and the bottom of the base.
Wherein, casing (100) include casing and lower casing, go up casing and/or lower casing side and be equipped with spacing post, and the spacing groove has been seted up to circuit board both sides, and spacing post can cooperate with the spacing groove joint.
The circuit board is welded in a wave soldering mode.
Third, beneficial effect
Compared with the prior art, the leakage protector convenient for automatic assembly provided by the utility model adopts a laminated assembly structure, is suitable for automatic assembly, and particularly, through the structural design of the leakage protector and corresponding installation steps, the automatic assembly and batch welding can be conveniently realized, so that the automatic assembly of the leakage protector which can only be manually assembled originally is realized, the assembly efficiency is effectively improved,
meanwhile, the leakage protector is welded in a large batch in a wave soldering mode, so that the welding efficiency is improved, the welding quality can be guaranteed, the leakage welding in the welding process is effectively reduced, the poor welding condition is avoided, and the defective rate is reduced.
Drawings
FIG. 1 is a view showing the internal structure of a leakage protector according to embodiment 1 of the present invention;
FIG. 2 is a view showing an internal structure of a leakage protector according to embodiment 1 of the present invention;
FIG. 3 is a diagram showing a closed state of the leakage protector according to embodiment 1 of the present invention;
FIG. 4 is a diagram showing a disconnected state of the earth leakage protector according to embodiment 1 of the present invention;
FIG. 5 is a schematic view of a leakage protector with a transformer according to embodiment 1 of the present invention;
FIG. 6 is a structural view of a fixing member of embodiment 1 of the present invention;
fig. 7 is a perspective view of a belt case of embodiment 1 of the present invention;
fig. 8 is a diagram showing a usage state of the earth leakage protector according to embodiment 1 of the present invention;
FIG. 9 is an internal structure view of a leakage protector according to embodiment 2 of the present invention 1;
FIG. 10 is an internal structural view of a leakage protector according to embodiment 2 of the present invention;
FIG. 11 is a diagram showing a closed state of a leakage protector according to embodiment 2 of the present invention;
FIG. 12 is a diagram showing a state in which the earth leakage protector is turned off in embodiment 2 of the present invention;
fig. 13 is a schematic view of a leakage protector with a transformer according to embodiment 2 of the present invention;
fig. 14 is a perspective view of a belt case of embodiment 2 of the utility model;
FIG. 15 is a view of the base structure of the present invention FIG. 1;
FIG. 16 is a view of the base structure of the present invention FIG. 2;
FIG. 17 is a partial exploded view of the reset linkage and the electromagnetic actuator;
FIG. 18 is a block diagram of the instrument transformer of the present invention;
FIG. 19 is a block diagram of the lower housing of the present invention;
FIG. 20 is a schematic view of the present invention during batch welding;
in the figure: 1 is a base; 2 is a reset connecting mechanism; 3 is an electromagnetic driving device; 4a is a metal sheet; 4b is a pin; 4c is a bending clamping part; 4d is a ground wire pin; 4 is an electric connection end; 5 is a circuit board; 6 is a spring plate; 7 is a pin slot; 8 is a sliding groove; 9 is a mutual inductor; 10 is the clamping seat of the electric terminal; 11 is a spring plate clamping seat; 12 is a reset connecting mechanism clamping groove; 13 is a card slot of an electromagnetic driving device; 14 is a circuit board buckle plate; 15 is a reset stop block; 16 is a reset key; 17 is a tripping iron core; 18 is an electromagnetic coil; 19 is a fastening sheet; 20 is an iron core spring; 21 is an extension end; 22 is a fastening groove; 23 is a buckle of a buckle sheet; 24 is a transverse U-shaped opening; 25 is a vertical U-shaped opening; 26 is an electric terminal contact; 27 is a spring contact; 28 is a hard pin; 29 is an electric connection end jack; 30 is an upper shell; 31 is a lower shell; 32 is a limit column; 33 is a limit groove; 36 is a positioning rod; 37 is a ground wire fixing buckle; 38 is a fastening plate; 39 is a return spring; 40 is a fixing piece; 41 is a positioning hole; 47 is a spring plate stop dog; 48 is a sealing gasket; 49 is a circuit board pressing plate; 50 is a pin fixing backing plate; 100 is a housing.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
Example 1:
the leakage protector convenient for automatic assembly according to the embodiment of the present invention is shown in fig. 1 to 8 and fig. 15 to 20, and includes a base 1, a reset connection mechanism 2, an electromagnetic drive device 3, an electric connection terminal, a circuit board 5, and an elastic sheet 6, and further includes a housing 100 for accommodating the base 1, the reset connection mechanism 2, the electromagnetic drive device 3, the electric connection terminal, the circuit board 5, and the elastic sheet 6;
specifically, the base 1 is provided with an electric terminal clamping seat 10 for mounting an electric terminal, an elastic sheet clamping seat 11 for mounting an elastic sheet 6, a reset connecting mechanism clamping groove 12 for mounting the reset connecting mechanism 2, and an electromagnetic driving device clamping groove 13 for mounting the electromagnetic driving device 3; the reset connecting mechanism clamping groove 12 and the electromagnetic driving device clamping groove 13 are arranged in parallel, and the reset connecting mechanism 2 and the electromagnetic driving device 3 can be simultaneously placed into the reset connecting mechanism clamping groove 12 and the electromagnetic driving device clamping groove 13 from top to bottom to be fixed;
in this embodiment, the power connection terminal clamping seat 10 is located on two sides of the axis where the reset connection mechanism clamping groove 12 and the electromagnetic driving device clamping groove 13 are located, specifically, the power connection terminal clamping seat 10 is located on two sides of the reset connection mechanism clamping groove 12, and the power connection terminal can be inserted into the power connection terminal clamping seat 10 from bottom to top and fixed;
the elastic sheet clamping seat 11 is positioned at two sides of the axis where the reset connecting mechanism clamping groove 12 and the electromagnetic driving device clamping groove 13 are positioned, specifically, the elastic sheet clamping seat 11 is positioned at two sides of the electromagnetic driving device clamping groove 13, one end of the elastic sheet 6 extends into the lower part of the electric end clamping seat 10 and can insert a bending part in the middle of the elastic sheet 6 into the elastic sheet clamping seat 11 from top to bottom for fixing, and the other end of the elastic sheet 6 is electrically connected with the circuit board 5;
the circuit board 5 is fixed on the upper part of the base 1, specifically, a circuit board buckle plate 14 is arranged in the middle of the base 1, a corresponding buckle groove is arranged on the circuit board 5, and the circuit board buckle plate 14 is used for fixing the base 1 and the circuit board 5;
the assembly steps are as follows:
the tripping iron core 17 extends out of the electromagnetic driving device 3 and is movably clamped with the clamping piece 19, the electromagnetic driving device 3 can drive the tripping iron core 17 to move and compress the iron core spring 20, the tripping iron core 17 drives the clamping piece 19 to move while moving, and the reset stop block 15 is provided with a clamping groove 22 for the clamping piece 19 to insert;
the reset key 16 is provided with a clamping piece bayonet 23 which is in clamping fit with the clamping piece 19, the reset key 16 is inserted into the reset stop block 15, and when the iron core spring 20 ejects the tripping iron core 17, the reset key 16 and the reset stop block 15 can move synchronously when the clamping piece 19 is in clamping fit with the clamping piece bayonet 23.
The buckle piece 19 is a bent connecting piece, a transverse U-shaped opening 24 is formed in one end of the buckle piece 19, a vertical U-shaped opening 25 is formed in the other end of the buckle piece 19, the vertical U-shaped opening 25 is used for being clamped with the tripping iron core 17, and the transverse U-shaped opening 24 can be inserted into the buckle groove 22 and used for being clamped with the buckle piece bayonet 23.
In the preassembling process, the iron core spring 20 and the tripping iron core 17 are correspondingly and firstly sleeved in the electromagnetic coil 18 in sequence, the reset connecting mechanism comprises a reset stop block 15 and a reset key 16, the reset key 16 is inserted into the reset stop block 15, the reset connecting mechanism 2 is connected with the electromagnetic driving device 3 through the clamping piece 19, preassembling is completed, certain pressure is applied to the preassembled reset connecting mechanism 2 and the electromagnetic driving device 3 through corresponding clamping devices, the iron core spring 20 is preliminarily compressed, the reset connecting mechanism 2 corresponds to the reset connecting mechanism clamping groove 12, the electromagnetic driving device 3 corresponds to the electromagnetic driving device clamping groove 13, and the reset connecting mechanism 2 and the electromagnetic driving device 3 are conveniently and simultaneously packaged into the base 1.
step 4, one end of the elastic sheet 6 extends into the lower part of the power connection end clamping seat 10, then the bent part in the middle of the elastic sheet 6 can be inserted into the elastic sheet clamping seat 11 from top to bottom to be fixed, specifically, the power connection end is provided with a power connection end contact 26, the end part of the elastic sheet 6 is provided with an elastic sheet contact 27, and the fact that one end of the elastic sheet 6 extends into the lower part of the power connection end clamping seat 10 is that the power connection end contact 26 and the elastic sheet contact 27 are correspondingly matched; the reset connecting mechanism comprises a reset connecting mechanism, a reset stop block 15, spring pieces 6 and an electromagnetic driving device clamping groove 13, wherein the reset connecting mechanism is provided with a reset connecting mechanism clamping groove 12, the reset connecting mechanism clamping groove 12 is provided with a sliding groove 8 for clamping the reset connecting mechanism clamping end 21 and accommodating the vertical sliding of the reset connecting mechanism clamping groove 12, the reset connecting mechanism clamping groove 12 is provided with a reset connecting mechanism, and the reset connecting mechanism is provided with a reset connecting mechanism clamping groove 12;
the leakage protector convenient for automatic assembly further comprises a mutual inductor 9, a hard contact pin 28 is arranged on the mutual inductor 9, the mutual inductor 9 is arranged on one side of the base 1, the mutual inductor 9 is connected with the circuit board 5 in an inserting mode through the hard contact pin 28 and is electrically connected with the circuit board, the installation is simple and convenient, and the mutual inductor can be directly fixed through wave soldering in the next step;
Through the structural design of above-mentioned earth-leakage protector to and corresponding installation step, realization automated assembly that can be very convenient is equipped with and the welding of mass, makes originally can only realize automated assembly through the earth-leakage protector of manual assembly, thereby effectual improvement assembly efficiency, the welding mode through wave-soldering carries out earth-leakage protector's big batch welding simultaneously, can guarantee welding quality, the welding leaks to appear among the effectual reduction welding process and welds, the bad condition of welding has reduced the defective percentage.
As shown in fig. 6, in this embodiment, a fixing member 40 is further disposed between the bottom of the housing 100 and the bottom of the base 1, a return spring 39 is disposed at the bottom of the reset button 16, two ends of the return spring 39 are respectively abutted against the reset button 16 and the fixing member 40, when the iron core spring 20 ejects the trip iron core 17, so that the buckle piece 19 is in clamping fit with the buckle piece bayonet 23, the reset button 10 and the reset stopper 15 can be in a synchronous motion state, the return spring 39 is used for jacking the reset button 16 and the reset stopper 15, so that the reset stopper 15 drives the elastic piece 6 to move upward, and the leakage protector is in a connection state;
when the electromagnetic driving device 3 is powered on, the tripping iron core 17 is driven to move towards one end of the iron core spring 20 and further compress the iron core spring 20, at the moment, the buckling piece 19 is tripped from the buckling piece bayonet 23, the reset stop block 15 moves downwards under the action of the elastic force of the elastic piece 6, and the leakage protector is in a disconnected state;
the bottom of the base 1 is provided with a plurality of holes and positioning holes 41 corresponding to the buckling plates 38, the fixing member 40 is fixed at the bottom of the base 1 through the buckling plates 38, the fixing member 40 is further provided with a ground wire fixing buckle 37 and a positioning rod 36, the positioning rod 36 is matched and positioned with the positioning holes 41, installation is facilitated, and the ground wire fixing buckle 37 is a plastic buckle with certain elasticity, so that the ground wire can be conveniently stored and fixed.
As shown in fig. 7, the housing 100 includes an upper housing 30 and a lower housing 31, a limiting post 32 is disposed on a side of the upper housing 30 and/or the lower housing 31, a limiting groove 33 is disposed on two sides of the circuit board 5, and the limiting post 32 can be engaged with the limiting groove 33, so as to position the circuit board 5.
A sealing gasket 48 and a circuit board pressure plate 49 are also arranged between the upper housing 30 and the circuit board 5 in this order, and the fixed mounting of the circuit board 5 in the housing 100 is further ensured by the circuit board pressure plate 49.
Example 2:
as shown in fig. 9 to 14, compared to embodiment 1, in this embodiment, the electrical connection terminal is a pin 4b, a pin slot 7 is disposed on a side wall of the electrical connection terminal clamping seat 10, a bent clamping portion 4c is further disposed on the pin 4b, and the bent clamping portion 4c can be clamped and fixed with the pin slot 7; during assembly, the reset connecting mechanism 2 and the electromagnetic driving device 3 are pre-assembled; then, the pre-assembled reset connecting mechanism 2 and the electromagnetic driving device 3 are simultaneously placed into the reset connecting mechanism clamping groove 12 and the electromagnetic driving device clamping groove 13 from top to bottom; one end of the elastic sheet 6 extends into the lower part of the power connection end, and the elastic sheet 6 is arranged on the elastic sheet clamping seat 11; inserting a plurality of to-be-welded leakage protectors which are subjected to the installation process in the step 4 on the prefabricated circuit board, and welding the leakage protectors in a large batch in a wave soldering mode;
because the electrical connection end is the pin 4b, the pin 4b does not need to be welded, and the electrical connection end can be inserted into the electrical connection end clamping seat 10 before or after wave soldering, as shown in fig. 8 and 9, the electrical connection end is the pin 4b, the electrical connection end is provided with an electrical connection end contact 26, the end part of the elastic sheet 6 is provided with an elastic sheet contact 27, and the electrical connection end contact 26 is correspondingly matched with the elastic sheet contact 27.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (13)
1. A leakage protector convenient for automatic assembly is characterized by comprising a base (1), a reset connecting mechanism (2), an electromagnetic driving device (3), an electric connection end, a circuit board (5) and an elastic sheet (6);
the base (1) is provided with an electric connection end clamping seat (10) for installing an electric connection end, an elastic sheet clamping seat (11) for installing an elastic sheet (6), a reset connecting mechanism clamping groove (12) for installing a reset connecting mechanism (2) and an electromagnetic driving device clamping groove (13) for installing an electromagnetic driving device (3), and the electric connection end and the elastic sheet (6) can be controlled to be disconnected and closed through the reset connecting mechanism (2) and the electromagnetic driving device (3);
the electromagnetic driving device (3) comprises a tripping iron core (17), an electromagnetic coil (18), a clamping piece (19) and an iron core spring (20), wherein the tripping iron core (17) extends out of the electromagnetic driving device (3) and is movably clamped with the clamping piece (19), the electromagnetic driving device (3) can drive the tripping iron core (17) to move and compress the iron core spring (20), and the tripping iron core (17) can drive the clamping piece (19) to move while moving;
the reset connecting mechanism (2) comprises a reset stop block (15) and a reset key (16), a buckle groove (22) for inserting the buckle piece (19) is formed in the reset stop block (15), a buckle piece bayonet (23) in clamping fit with the buckle piece (19) is formed in the reset key (16), the reset key (16) is inserted into the reset stop block (15), and when the iron core spring (20) ejects the tripping iron core (17) to enable the buckle piece (19) to be in clamping fit with the buckle piece bayonet (23), the reset key (16) can move synchronously with the reset stop block (15);
the reset connecting mechanism clamping groove (12) and the electromagnetic driving device clamping groove (13) are arranged in parallel, and the pre-assembled reset connecting mechanism (2) and the electromagnetic driving device (3) can be simultaneously placed into the reset connecting mechanism clamping groove (12) and the electromagnetic driving device clamping groove (13) from top to bottom to be fixed;
the power connection end clamping seat (10) is positioned on two sides of the axis where the reset connecting mechanism clamping groove (12) and the electromagnetic driving device clamping groove (13) are positioned, and the power connection end can be inserted into the power connection end clamping seat (10) from bottom to top and fixed;
the elastic sheet clamping seat (11) is positioned at two sides of the axis of the reset connecting mechanism clamping groove (12) and the electromagnetic driving device clamping groove (13), one end of the elastic sheet (6) extends into the lower part of the power connection end clamping seat (10) and a bent part in the middle of the elastic sheet (6) can be inserted into the elastic sheet clamping seat (11) from top to bottom to be fixed;
the circuit board (5) is fixed on the upper portion of the base (1), and the other end of the elastic sheet (6) is electrically connected with the circuit board (5).
2. A leakage protector convenient for automatic assembly according to claim 1, wherein the electric connection terminal is provided with an electric connection terminal contact (26), the end of the elastic sheet (6) is provided with an elastic sheet contact (27), and the electric connection terminal contact (26) is correspondingly matched with the elastic sheet contact (27).
3. The earth leakage protector convenient for automatic assembly as claimed in claim 2, wherein the electrical connection terminal is a bent metal sheet (4a), the electrical connection terminal contact (26) is disposed at one end of the metal sheet (4a), an electrical connection terminal jack (29) is disposed at the upper portion of the electrical connection terminal clamping seat (10), and the other end of the metal sheet (4a) is directly inserted into the electrical connection terminal jack (29) for fixation and is simultaneously plugged and electrically connected with the circuit board (5).
4. The earth leakage protector convenient for automatic assembly as claimed in claim 2, wherein the electric connection terminal is a pin (4b), the electric connection terminal contact (26) is arranged at the upper end of the pin (4b), the side wall of the electric connection terminal clamping seat (10) further comprises a pin clamping groove (7), the pin (4b) is further provided with a bent clamping part (4c), and the bent clamping part (4c) can be clamped and fixed with the pin clamping groove (7).
5. The earth leakage protector convenient for automatic assembly according to claim 1, wherein the fastening piece (19) is a bent connecting piece, one end of the fastening piece (19) is provided with a transverse U-shaped opening (24), the other end of the fastening piece (19) is provided with a vertical U-shaped opening (25), the vertical U-shaped opening (25) is used for being fastened with the trip iron core (17), and the transverse U-shaped opening (24) can be inserted into the fastening groove (22) and used for being fastened with the fastening piece bayonet (23).
6. A earth-leakage protector facilitating automatic assembly according to claim 1, wherein the reset link mechanism (2) and the electromagnetic driving device (3) can be pre-assembled and installed on the base (1) after pre-assembly, the iron core spring (20) and the trip iron core (17) are sequentially sleeved in the electromagnetic coil (18), the reset button (16) is inserted into the reset block (15), and the reset link mechanism (2) is connected with the electromagnetic driving device (3) through the clamping piece (19).
7. The earth leakage protector convenient for automatic assembly as claimed in claim 1, wherein a circuit board fastening plate (14) is provided in the middle of the base (1), the circuit board (5) is provided with corresponding fastening grooves, and the circuit board fastening plate (14) is used for fixing the base (1) and the circuit board (5).
8. The earth leakage protector convenient for automatic assembly as claimed in claim 1, further comprising a mutual inductor (9), wherein a rigid pin (28) is provided on the mutual inductor (9), the mutual inductor (9) is provided on one side of the base (1), and the mutual inductor (9) is plugged and electrically connected with the circuit board (5) through the rigid pin (28).
9. The earth-leakage protector convenient for automatic assembly according to claim 3, wherein the earth-leakage protector convenient for automatic assembly further comprises a housing (100) for accommodating the base (1), the reset connection mechanism (2), the electromagnetic driving device (3), the electric connection terminal, the circuit board (5) and the elastic sheet (6), a fixing member (40) is further arranged between the bottom of the housing (100) and the bottom of the base (1), a reset spring (39) is arranged at the bottom of the reset key (16), and two ends of the reset spring (39) are respectively abutted against the reset key (16) and the fixing member (40).
10. A earth-leakage protector facilitating automatic assembly according to claim 9, characterized in that the fixing member (40) is fixed to the bottom of the base (1) by means of a plurality of fastening plates (38), and the fixing member (40) is further provided with a ground wire fixing fastener (37) and a positioning rod (36).
11. The earth-leakage protector convenient for automatic assembly as claimed in claim 4, further comprising a casing (100) for accommodating the base (1), the reset connection mechanism (2), the electromagnetic driving device (3), the electric connection terminal, the circuit board (5) and the elastic sheet (6), wherein a pin fixing pad (50) is further arranged between the bottom of the casing (100) and the bottom of the base (1).
12. The earth leakage protector convenient for automatic assembly according to any one of claims 9 or 11, wherein the housing (100) comprises an upper housing (30) and a lower housing (31), a limiting column (32) is arranged on the side of the upper housing (30) and/or the lower housing (31), a limiting groove (33) is formed on two sides of the circuit board (5), and the limiting column (32) can be matched with the limiting groove (33) in a clamping manner.
13. A earth-leakage protector facilitating automatic assembly according to any of claims 1-11, characterised in that the circuit board (5) is soldered by wave soldering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121675007.5U CN215988381U (en) | 2021-07-22 | 2021-07-22 | Earth leakage protector convenient to automatic assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121675007.5U CN215988381U (en) | 2021-07-22 | 2021-07-22 | Earth leakage protector convenient to automatic assembly |
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| Publication Number | Publication Date |
|---|---|
| CN215988381U true CN215988381U (en) | 2022-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121675007.5U Active CN215988381U (en) | 2021-07-22 | 2021-07-22 | Earth leakage protector convenient to automatic assembly |
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| CN (1) | CN215988381U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115691969A (en) * | 2021-07-22 | 2023-02-03 | 余姚市嘉荣电子电器有限公司 | Earth leakage protector convenient to automatic assembly |
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2021
- 2021-07-22 CN CN202121675007.5U patent/CN215988381U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115691969A (en) * | 2021-07-22 | 2023-02-03 | 余姚市嘉荣电子电器有限公司 | Earth leakage protector convenient to automatic assembly |
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