CN212275810U - Circuit breaker is experimental with preventing mistake universal adapter of wiring secondary terminal - Google Patents

Circuit breaker is experimental with preventing mistake universal adapter of wiring secondary terminal Download PDF

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Publication number
CN212275810U
CN212275810U CN202020940659.6U CN202020940659U CN212275810U CN 212275810 U CN212275810 U CN 212275810U CN 202020940659 U CN202020940659 U CN 202020940659U CN 212275810 U CN212275810 U CN 212275810U
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CN
China
Prior art keywords
terminal
female
test wire
secondary terminal
coil
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Expired - Fee Related
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CN202020940659.6U
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Chinese (zh)
Inventor
次仁
董智华
达娃伦珠
巴桑顿珠
王振龙
普穷穷
暴洪川
陈新
丁马非
张宇
安少东
王勃
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State Grid Tibet Electric Power Co Ltd Lhasa Power Supply Co
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State Grid Tibet Electric Power Co Ltd Lhasa Power Supply Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by State Grid Tibet Electric Power Co Ltd Lhasa Power Supply Co filed Critical State Grid Tibet Electric Power Co Ltd Lhasa Power Supply Co
Priority to CN202020940659.6U priority Critical patent/CN212275810U/en
Application granted granted Critical
Publication of CN212275810U publication Critical patent/CN212275810U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a breaker is experimental with preventing omnipotent adapter of secondary terminal of misconnecting, one of them side of casing is the connecting face of test wire, should connect and be provided with the positive negative pole of combined floodgate coil test wire and connect and the positive negative pole of separating brake coil test wire on the face respectively, the face is connected for aviation plug to the side relative with the test wire connection face on the casing, should be connected and be provided with female mouthful terminal subassembly on the face, the top surface of casing is the secondary terminal row and connects the face, should be connected and be provided with four secondary terminal row on the face and. The utility model discloses a working time that secondary terminal adapter can save a large amount of production because of seeking the exact secondary terminal, solves the matching problem of circuit breaker secondary terminal and test wire, has got rid of the person that the misconnection caused, equipment potential safety hazard problem simultaneously to simplify the wiring flow by a wide margin, improve testing personnel's work efficiency, have general spreading value to electric power fortune dimension enterprise.

Description

Circuit breaker is experimental with preventing mistake universal adapter of wiring secondary terminal
Technical Field
The utility model relates to a circuit breaker experimental auxiliary assembly technical field, concretely relates to circuit breaker is experimental with preventing universal adapter of mistake wiring secondary terminal.
Background
In routine tests of the circuit breaker, correct wiring of the secondary terminal is an important prerequisite for ensuring that test work is completed smoothly. At present, the domestic circuit breaker secondary terminal is divided into an aviation plug and a secondary terminal strip, the two secondary terminal type terminals are fixed, the adjacent terminals are not protected by rubber sleeves, and no jack capable of being inserted into a test wire is provided. When doing the circuit breaker experiment, often need occupy more operating time looking for the exact secondary terminal at the testing personnel, and the secondary terminal still has the risk of burning out secondary circuit in case of connecing the mistake, and the operation risk is great, and difficult management and control has seriously influenced work efficiency. When testing, the testing personnel still need handheld test wire, test it according to on the secondary terminal, not only have personal safety hidden danger, when other terminals were touched in the electrified test wire mistake, there was equipment safety hidden danger in the secondary circuit that probably burns out the circuit breaker moreover, still can make testing personnel work efficiency not high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough of above-mentioned technical problem, provide a breaker is experimental with preventing mistake wiring secondary terminal universal adapter.
The utility model discloses a solve above-mentioned technical problem not enough, the technical scheme who adopts is: a universal adapter of a secondary terminal for preventing miswiring for a circuit breaker test comprises a shell, wherein one side surface of the shell is a test wire connecting surface, a negative terminal connector of a switching-on coil test wire, a positive terminal connector of the switching-on coil test wire, a positive terminal connector of a switching-off coil test wire and a negative terminal connector of the switching-off coil test wire are respectively arranged on the connecting surface, the side surface of the shell opposite to the test wire connecting surface is an aviation plug connecting surface, a female terminal assembly is arranged on the connecting surface, the top surface of the shell is a secondary terminal row connecting surface, four secondary terminal row connectors are arranged on the connecting surface, and the four secondary terminal row connectors are respectively electrically connected with the negative terminal connector of the switching-on coil test wire, the positive terminal connector;
the female terminal assembly comprises a first female terminal row and a second female terminal row, two female terminals are respectively arranged on the first female terminal row and the second female terminal row, an inward-concave end plate is arranged on an aviation plug connecting surface of the shell, a female terminal assembly mounting cavity is formed between the end plate and the side wall of the shell, vertical slide rails are symmetrically arranged on the inner walls of the left side and the right side of the mounting cavity, horizontal slide rails are symmetrically arranged on the inner walls of the upper side and the lower side of the mounting cavity, two ends of the first female terminal row are respectively clamped in the left vertical slide rails and the right vertical slide rails and can slide up and down in the mounting cavity along the vertical slide rails, two ends of the second female terminal row are respectively clamped in the upper horizontal slide rails and the lower horizontal slide rails and can slide left and right in the;
a switching-on coil cathode selective adjusting component, a switching-on coil anode selective adjusting component, a switching-off coil anode selective adjusting component and a switching-off coil cathode selective adjusting component are arranged on one side face of the shell between the test line connecting face and the aviation plug connecting face, the selective adjusting component comprises an adjusting disc and an adjusting knob, a through hole is formed in the shell corresponding to each selective adjusting component, the adjusting knob is rotatably arranged at the through hole and is made of an insulating material, the adjusting disc is fixed in the shell and is coaxially arranged with the adjusting knob, an annular groove is formed in the upper end face of the adjusting disc, four mounting holes are uniformly distributed in the annular groove, metal grooves are embedded in the mounting holes and are respectively electrically connected with four female port terminals through conducting wires, a telescopic connector is arranged on the lower end face of the adjusting knob, the rotating track of the telescopic connector corresponds to the annular groove of the adjusting disc, and the telescopic connector comprises a, The device comprises a telescopic rod and a spring, wherein the fixing rod is vertically arranged on the lower end face of an adjusting knob, the telescopic rod is sleeved on the fixing rod, the tail end of the telescopic rod is connected with the lower end face of the adjusting knob through the spring, the head end of the telescopic rod is provided with a metal head, the metal head in a switching-on coil cathode selective adjusting assembly is electrically connected with a switching-on coil test wire negative terminal connector through a wire, the metal head in the switching-on coil anode selective adjusting assembly is electrically connected with a switching-on coil test wire positive terminal through a wire, the metal head in a switching-off coil anode selective adjusting assembly is electrically connected with a switching-off coil test wire positive terminal through a wire, and the metal head in the switching-off coil cathode selective adjusting assembly is electrically connected.
As the utility model relates to a circuit breaker is experimental with preventing further optimization of mistake wiring secondary terminal universal adapter: the casing is provided with 4 gear lines around adjust knob, and 4 gear lines correspond four metal slots settings respectively, and adjust knob's lateral wall is provided with the instruction fin corresponding to the position of telescopic joint head.
As the utility model relates to a circuit breaker is experimental with preventing further optimization of mistake wiring secondary terminal universal adapter: the top that lies in vertical slide rail and horizontal slide rail in the installation cavity is provided with the locating plate respectively, sets up the rectangular shape through-hole that sets up along its length direction on the locating plate, and the both ends of first female mouthful terminal row and the female mouthful terminal row of second are provided with the screw hole respectively, and every screw hole department all is provided with the location knob, and the location knob comprises threaded rod and the dog that sets up at the threaded rod tail end, and the threaded rod head end of location knob passes rectangular shape through-hole and establishes at the threaded hole soon.
As the utility model relates to a circuit breaker is experimental with preventing further optimization of mistake wiring secondary terminal universal adapter: first female mouthful of terminal row and female mouthful of terminal row of second all include that the terminal row body and slide and set up two female mouthful of terminal units on the terminal row body, the up end of terminal row body is provided with the spout along its length direction, be provided with rectangular shape threading through-hole along its length direction in the spout, female mouthful of terminal unit includes base and female mouthful of terminal, the base card is established in the spout, set up threaded hole on the base, the diameter of screw hole is greater than the width of rectangular shape threading through-hole, female mouthful of terminal includes that adapter and cover establish the regulation section of thick bamboo at adapter middle part, it establishes in the threaded hole of base soon to adjust a section of thick bamboo.
As the utility model relates to a circuit breaker is experimental with preventing further optimization of mistake wiring secondary terminal universal adapter: the through hole of the shell is provided with a bearing, the outer ring of the bearing is fixedly connected with the shell, and the adjusting knob is fixed on the inner ring of the bearing.
As the utility model relates to a circuit breaker is experimental with preventing further optimization of mistake wiring secondary terminal universal adapter: the joints on the three connecting surfaces of the shell are all provided with joint caps.
As the utility model relates to a circuit breaker is experimental with preventing further optimization of mistake wiring secondary terminal universal adapter: the joint caps are connected with the shell through connecting ropes.
As the utility model relates to a circuit breaker is experimental with preventing further optimization of mistake wiring secondary terminal universal adapter: the two sides of the metal groove are symmetrically provided with extension metal sheets which are embedded in the annular groove.
As the utility model relates to a circuit breaker is experimental with preventing further optimization of mistake wiring secondary terminal universal adapter: the length of the extension metal sheet is consistent with the diameter of the mounting hole.
The utility model discloses a universal adapter of secondary terminal has following beneficial effect:
1. the utility model discloses a secondary terminal adapter can save a large amount of operating time that produces because of seeking the correct secondary terminal, solves the matching problem of circuit breaker secondary terminal and test wire, has got rid of the personal that wrong wiring caused simultaneously, equipment potential safety hazard problem to simplify the wiring procedure by a wide margin, improve tester's work efficiency, have general spreading value to electric power fortune dimension enterprise;
2. due to the difference of circuit breaker manufacturers, the number of aviation plug cores used by the circuit breaker is different, and the aviation plugs with various models such as 16 cores, 26 cores and 58 cores are different, and the arrangement sequence of terminals on the circuit breaker is different. The utility model adopts the structure of the sliding terminal and the rotary button, can realize the connection of various types of aviation plugs through freely adjusting the distance between the terminals, and freely select the aviation plug terminal connected with the test wire through adjusting the rotary button;
3. the utility model discloses a universal adapter can be according to the distance of four circuit breaker secondary terminal aviation plug terminals, adjusts the distance of female mouthful terminal on the adapter, and is rotatory to the exact gear with four turn button at last, makes four experimental line terminals correctly be connected to four circuit breaker secondary terminal aviation plug terminals, has solved and has leaded to the adapter problem of mismatching because of the aviation plug difference of kind.
Drawings
Fig. 1 is an external structural schematic view of the secondary terminal adapter of the present invention;
fig. 2 is a schematic structural view of an adjusting plate in the secondary terminal adapter of the present invention;
fig. 3 is a schematic structural view of an adjusting knob in the secondary terminal adapter of the present invention;
fig. 4 is a schematic view of a connection relationship between wires of each component of the secondary terminal adapter of the present invention;
fig. 5 is a schematic structural view of an aviation plug connecting surface in the secondary terminal adapter of the present invention;
fig. 6 is a schematic view of the structural relationship between the female terminal row and the positioning plate (in a fastened state) in the secondary terminal adapter of the present invention;
fig. 7 is a schematic view of a structural relationship between a female terminal row and a positioning plate (in an adjustment state) in the secondary terminal adapter of the present invention;
fig. 8 is a schematic view of a structural relationship between a base and a terminal block body in the secondary terminal adapter of the present invention;
the labels in the figure are: 1. the device comprises a shell, 2, a negative electrode connector of a switching-on coil test wire, 3, a positive electrode connector of a switching-on coil test wire, 4, a positive electrode connector of a switching-off coil test wire, 5, a negative electrode connector of a switching-off coil test wire, 6, a secondary terminal row connector, 7, a female port terminal, 8, a negative electrode selective adjustment component of a switching-off coil, 9, a negative electrode selective adjustment component of a switching-on coil, 10, a positive electrode selective adjustment component of a switching-on coil, 11, a positive electrode selective adjustment component of a switching-off coil, 12, an adjusting disc, 13, an adjusting knob, 14, an annular groove, 15, a metal groove, 16, a fixing rod, 17, a telescopic rod, 18, a spring, 19, a metal head, 20, a first female port terminal row, 21, a second female port terminal row, 22, a positioning plate, 23, a positioning knob, 24, a threaded rod, 25, a blocking head, 26, a terminal row body, 27, a sliding groove, 28, A base.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in the figure: the utility model provides a circuit breaker is experimental with preventing omnipotent adapter of secondary terminal of misconnecting, which comprises a housin 1, one of them side of casing 1 is the connecting surface of test wire, be provided with closing coil test wire negative terminal connector 2 on this connecting surface respectively, closing coil test wire positive terminal connector 3, separating brake coil test wire positive terminal connector 4 and separating brake coil test wire negative terminal connector 5, the side relative with the connecting surface of test wire on casing 1 is the aviation plug connecting surface, be provided with female mouthful terminal subassembly on this connecting surface, the top surface of casing 1 is the connecting surface of secondary terminal row, be provided with four secondary terminal row joints 6 on this connecting surface, four secondary terminal row joints 6 are respectively through wire and closing coil test wire negative terminal connector 2, closing coil test wire positive terminal connector 3, separating brake coil test wire positive terminal connector 4 and separating brake coil test wire negative terminal connector 5 electricity are connected. The connector of the test wire connecting surface is used for being connected to the test equipment, the connector of the aviation plug connecting surface is used for being connected to the circuit breaker of the aviation plug structural style, and the connector of the secondary terminal row connecting surface is used for being connected to the circuit breaker of the secondary terminal row structural style.
The female terminal assembly comprises a first female terminal row 20 and a second female terminal row 21, two female terminals 7 are respectively arranged on the first female terminal row 20 and the second female terminal row 21, an inward-concave end plate is arranged on the aviation plug connecting surface of the shell 1, a female terminal assembly mounting cavity is formed between the end plate and the side wall of the shell, vertical slide rails are symmetrically arranged on the inner walls of the left side and the right side of the mounting cavity, horizontal slide rails are symmetrically arranged on the inner walls of the upper side and the lower side of the mounting cavity, two ends of the first female terminal row 20 are respectively clamped in the left vertical slide rails and the right vertical slide rails and can slide up and down in the mounting cavity along the vertical slide rails, two ends of the second female terminal row 21 are respectively clamped in the upper horizontal slide rails and the lower horizontal slide rails and can slide left and right in the mounting cavity along the horizontal slide rails, the upper and lower positions of two female terminals 7 can be adjusted through the first female terminal row 20, the left and right positions of the other two female terminals, through the structure, various types of aviation plugs can be connected through freely adjusting the distance between the terminals.
Locating plate 22 is provided with respectively in the top that lies in vertical slide rail and horizontal slide rail in the installation cavity, set up the rectangular shape through-hole that sets up along its length direction on the locating plate 22, the both ends of first female mouthful terminal row 20 and the female mouthful terminal row 21 of second are provided with the screw hole respectively, every screw hole department all is provided with location knob 23, location knob 23 comprises threaded rod 24 and the fender head 25 that sets up at the 24 tail ends of threaded rod, 24 head ends of the threaded rod of location knob 23 pass rectangular shape through-hole and establish in the threaded hole soon. Through the structure, the position of the first female terminal row 20 and the position of the second female terminal row 21 can be fixed, and the specific method comprises the following steps: when the first female terminal row 20 and the second female terminal row 21 reach the desired positions by sliding, the positioning knob 23 is rotated to drive the stopper 25 to move toward the positioning plate 22, so as to increase the friction between the positioning plate 22 and the terminal rows, and finally achieve the purpose of fixing the positions.
First female mouthful of terminal row 20 and female mouthful of terminal row 21 of second all include terminal row body 26 and slide two female mouthful of terminal units of setting on terminal row body 26, the up end of terminal row body 26 is provided with the spout 27 along its length direction, be provided with rectangular shape threading through-hole 28 along its length direction in the spout 27, female mouthful of terminal unit includes base 31 and female mouthful of terminal 7, base 31 card is established in spout 27, set up threaded hole on the base 31, the diameter of screw hole is greater than the width of rectangular shape threading through-hole 28, female mouthful of terminal 7 includes metal joint 29 and establishes the regulation section of thick bamboo 30 at metal joint 29 middle part, it establishes in the screw hole of base 31 soon to adjust a section of thick bamboo 30.
Through the structure, the position adjustment of the two female terminals 7 on the first female terminal row 20 and the second female terminal row 21 can be realized, and the specific method comprises the following steps: the position of the base is adjusted through the sliding of the base in the sliding groove 27, after the position adjustment is completed, the adjusting cylinder 30 is rotated to move the adjusting cylinder 30 forwards in the threaded hole, and after the head end of the adjusting cylinder 30 tightly pushes the sliding groove 27, the adjusting cylinder 30 is continuously rotated to increase the friction force between the base and the sliding groove 27, and finally the purpose of fixing the position of the base is achieved.
A switching-on coil cathode selective adjusting component 9, a switching-on coil anode selective adjusting component 10, a switching-off coil anode selective adjusting component 11 and a switching-off coil cathode selective adjusting component 8 are arranged on one side surface of the shell 1 between the test line connecting surface and the aviation plug connecting surface, the selective adjusting component comprises an adjusting disc 12 and an adjusting knob 13, a through hole is arranged on the shell 1 corresponding to each selective adjusting component, the adjusting knob 13 is rotatably arranged at the through hole, the adjusting disc 12 is made of insulating materials, the adjusting disc 12 is fixed in the shell 1 and is coaxially arranged with the adjusting knob 13, an annular groove 14 is arranged on the upper end surface of the adjusting disc 12, four mounting holes are uniformly distributed in the annular groove 14, metal grooves 15 are embedded in the mounting holes, the four metal grooves 15 are respectively and electrically connected with the four female port terminals 7 through leads, a telescopic connector is arranged on the lower end surface of the adjusting knob 13, and the rotation track of the telescopic connector corresponds to the, the telescopic connector comprises a fixed rod 16, a telescopic rod 17 and a spring 18, the fixed rod 16 is vertically arranged on the lower end face of the adjusting knob 13, the telescopic rod 17 is sleeved on the fixed rod 16, the tail end of the telescopic rod 17 is connected with the lower end face of the adjusting knob 13 through the spring 18, the head end of the telescopic rod 17 is provided with a metal head 19, the metal head 19 in the switching-on coil cathode selective adjusting assembly 9 is electrically connected with the switching-on coil test wire cathode connector 2 through a wire, the metal head 19 in the switching-on coil anode selective adjusting assembly 10 is electrically connected with the switching-on coil test wire anode connector 3 through a wire, the metal head 19 in the switching-off coil anode selective adjusting assembly 11 is electrically connected with the switching-off coil test wire anode connector 4 through a wire, and the metal head 19 in the switching-off coil cathode selective adjusting assembly 8 is electrically connected with.
The adjusting knob 13 is rotated to drive the telescopic connector to move along the annular groove 14 of the adjusting disc 12, and when the metal head 19 of the telescopic connector moves into one of the metal grooves 15, the metal groove 15 is communicated with the aviation plug connecting pin 5, the test wire negative electrode connector 2, the closing coil terminal test wire positive electrode connector 3 or the opening coil terminal test wire positive electrode connector 4 correspondingly. When the metal head 19 moves out of the metal groove 15, the telescopic rod 17 is extruded and ascends to slide out of the metal groove 15, and when the metal head is moved to the next metal groove 15, the telescopic rod 17 descends under the action of the spring 18 to enable the metal head 19 to be in close contact with the metal groove 15, so that a good conductive effect is guaranteed.
The utility model discloses secondary terminal adapter's structural principle and application method do: at present, the secondary terminals of the circuit breaker exist in China in two types, one type adopts an aviation plug structure, and the other type adopts a secondary terminal row structure. The invention considers two different types of connection modes and realizes integrated design. When the secondary terminal of the circuit breaker with the aviation plug structure is used, due to the difference of circuit breaker manufacturers, the number of aviation plug cores used by the circuit breaker is different, the aviation plugs with various models such as 16 cores, 26 cores and 58 cores exist, and the arrangement sequence of the terminals on the circuit breaker is different. The utility model discloses a sliding terminal and rotating button structure, can realize connecting various types of aviation plug through the distance between the free adjustment terminal, freely select the aviation plug terminal that the test wire is connected through adjusting rotating button, according to the distance of four circuit breaker secondary terminal aviation plug terminals, adjust the distance of female mouthful terminal on the adapter, rotate four rotating button to exact gear at last, make four test wire terminals correctly be connected to four circuit breaker secondary terminal aviation plug terminals, solved and lead to the adapter problem of mismatching because of the aviation plug type difference. When aiming at the secondary terminal of the circuit breaker with the secondary terminal row structure, the direct wiring is only needed because the problem of selection does not exist.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention.

Claims (9)

1. The utility model provides a circuit breaker is experimental with preventing omnipotent adapter of mistake wiring secondary terminal which characterized in that: comprises a shell (1), one side surface of the shell (1) is a test wire connecting surface, the connecting surface is respectively provided with a closing coil test wire negative electrode connector (2), a closing coil test wire positive electrode connector (3), a separating coil test wire positive electrode connector (4) and a separating coil test wire negative electrode connector (5), the side surface of the shell (1) opposite to the test wire connecting surface is an aviation plug connecting surface, the connecting surface is provided with a female terminal assembly, the top surface of the shell (1) is a secondary terminal row connecting surface, four secondary terminal row joints (6) are arranged on the connecting surface, and the four secondary terminal row joints (6) are respectively and electrically connected with a negative electrode joint (2) of a switching-on coil test wire, a positive electrode joint (3) of the switching-on coil test wire, a positive electrode joint (4) of a switching-off coil test wire and a negative electrode joint (5) of the switching-off coil test wire through conducting wires;
the female terminal assembly comprises a first female terminal row (20) and a second female terminal row (21), two female terminals (7) are respectively arranged on the first female terminal row (20) and the second female terminal row (21), an inwards concave end plate is arranged on the aviation plug connecting surface of the shell (1), a female terminal assembly mounting cavity is formed between the end plate and the side wall of the shell, vertical slide rails are symmetrically arranged on the inner walls of the left side and the right side of the mounting cavity, horizontal slide rails are symmetrically arranged on the inner walls of the upper side and the lower side of the mounting cavity, two ends of the first female terminal row (20) are respectively clamped in the left vertical slide rail and the right vertical slide rail and can slide up and down in the mounting cavity along the vertical slide rails, two ends of the second female terminal row (21) are respectively clamped in the upper horizontal slide rail and the lower horizontal slide rail and can slide left and right in the mounting;
a switching-on coil cathode selective adjusting component (9), a switching-on coil anode selective adjusting component (10), a switching-off coil anode selective adjusting component (11) and a switching-off coil cathode selective adjusting component (8) are arranged on one side surface of the shell (1) between the test line connecting surface and the aviation plug connecting surface, the selective adjusting component comprises an adjusting disc (12) and an adjusting knob (13), through holes are formed in the shell (1) corresponding to each selective adjusting component, the adjusting knob (13) is rotatably arranged at the through holes, the adjusting disc (12) is made of insulating materials, the adjusting disc (12) is fixed in the shell (1) and is coaxially arranged with the adjusting knob (13), an annular groove (14) is formed in the upper end surface of the adjusting disc (12), four mounting holes are uniformly distributed in the annular groove (14), metal grooves (15) are embedded in the mounting holes, and the four metal grooves (15) are respectively and electrically connected with the four female port terminals (7) through leads, the lower end face of an adjusting knob (13) is provided with a telescopic connector, the rotating track of the telescopic connector corresponds to an annular groove (14) of an adjusting disc (12), the telescopic connector comprises a fixing rod (16), a telescopic rod (17) and a spring (18), the fixing rod (16) is vertically arranged on the lower end face of the adjusting knob (13), the telescopic rod (17) is sleeved on the fixing rod (16), the tail end of the telescopic rod (17) is connected with the lower end face of the adjusting knob (13) through the spring (18), the head end of the telescopic rod (17) is provided with a metal head (19), the metal head (19) in a closing coil cathode selective adjusting assembly (9) is electrically connected with a closing coil test wire negative electrode connector (2) through a wire, the metal head (19) in a closing coil anode selective adjusting assembly (10) is electrically connected with a closing coil test wire positive electrode connector (3) through a wire, and the metal head (19) in the opening coil anode selective adjusting assembly (11) is electrically connected with an opening coil test wire through a The head (4) and a metal head (19) in the opening coil cathode selective adjusting component (8) are electrically connected with the opening coil test wire cathode connector (5) through a lead.
2. The universal adapter for the secondary terminal of the breaker for the test of claim 1, wherein the universal adapter comprises: 4 gear lines are arranged on the shell (1) around the adjusting knob (13), the 4 gear lines are respectively arranged corresponding to the four metal grooves (15), and indicating fins are arranged on the side wall of the adjusting knob (13) corresponding to the position of the telescopic connector.
3. The universal adapter for the secondary terminal of the breaker for the test of claim 1, wherein the universal adapter comprises: locating plate (22) are respectively arranged above vertical slide rails and horizontal slide rails in the installation cavity, a long strip-shaped through hole arranged along the length direction of locating plate (22) is formed in the locating plate, threaded holes are respectively formed in the two ends of a first female terminal row (20) and a second female terminal row (21), a locating knob (23) is arranged at each threaded hole, each locating knob (23) is composed of a threaded rod (24) and a stop head (25) arranged at the tail end of the threaded rod (24), and the head end of the threaded rod (24) of the locating knob (23) penetrates through the long strip-shaped through hole and is rotatably arranged in the threaded hole.
4. The universal adapter for the secondary terminal of the breaker for the test of claim 1, wherein the universal adapter comprises: first female mouthful of terminal row (20) and second female mouthful of terminal row (21) all include terminal row body (26) and slide two female mouthful of terminal unit that set up on terminal row body (26), the up end of terminal row body (26) is provided with spout (27) along its length direction, be provided with rectangular shape threading through-hole (28) along its length direction in spout (27), female mouthful of terminal unit includes base (31) and female mouthful of terminal (7), the base card is established in spout (27), set up threaded hole on the base, the diameter of screw hole is greater than the width of rectangular shape threading through-hole (28), female mouthful of terminal (7) include metal joint (29) and cover establish regulation section of thick bamboo (30) at metal joint (29) middle part, it establishes in the screw hole of base (31) soon to adjust section of thick bamboo (30).
5. The universal adapter for the secondary terminal of the breaker for the test of claim 1, wherein the universal adapter comprises: the bearing is arranged at the through hole of the shell (1), the outer ring of the bearing is fixedly connected with the shell (1), and the adjusting knob (13) is fixed on the inner ring of the bearing.
6. The universal adapter for the secondary terminal of the breaker for the test of claim 1, wherein the universal adapter comprises: the joints on the three connecting surfaces of the shell (1) are all provided with joint caps.
7. The universal adapter for the secondary terminal of the breaker with the function of preventing the false wiring in the test of the breaker as claimed in claim 6, wherein: the joint caps are connected with the shell (1) through connecting ropes.
8. The universal adapter for the secondary terminal of the breaker for the test of claim 1, wherein the universal adapter comprises: the two sides of the metal groove (15) are symmetrically provided with extension metal sheets which are embedded in the annular groove (14).
9. The universal adapter for the secondary terminal of the breaker with the function of preventing the false wiring in the test of the breaker as claimed in claim 8, wherein: the length of the extension metal sheet is consistent with the diameter of the mounting hole.
CN202020940659.6U 2020-05-29 2020-05-29 Circuit breaker is experimental with preventing mistake universal adapter of wiring secondary terminal Expired - Fee Related CN212275810U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020940659.6U CN212275810U (en) 2020-05-29 2020-05-29 Circuit breaker is experimental with preventing mistake universal adapter of wiring secondary terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020940659.6U CN212275810U (en) 2020-05-29 2020-05-29 Circuit breaker is experimental with preventing mistake universal adapter of wiring secondary terminal

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Publication Number Publication Date
CN212275810U true CN212275810U (en) 2021-01-01

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CN202020940659.6U Expired - Fee Related CN212275810U (en) 2020-05-29 2020-05-29 Circuit breaker is experimental with preventing mistake universal adapter of wiring secondary terminal

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111624370A (en) * 2020-05-29 2020-09-04 国网西藏电力有限公司拉萨供电公司 Circuit breaker is experimental with preventing mistake universal adapter of wiring secondary terminal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111624370A (en) * 2020-05-29 2020-09-04 国网西藏电力有限公司拉萨供电公司 Circuit breaker is experimental with preventing mistake universal adapter of wiring secondary terminal
CN111624370B (en) * 2020-05-29 2024-08-20 国网西藏电力有限公司拉萨供电公司 Universal adapter for error-connection-preventing secondary terminal for circuit breaker test

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