CN210897897U - Multi-loop portable power supply plugboard - Google Patents
Multi-loop portable power supply plugboard Download PDFInfo
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- CN210897897U CN210897897U CN201921918852.3U CN201921918852U CN210897897U CN 210897897 U CN210897897 U CN 210897897U CN 201921918852 U CN201921918852 U CN 201921918852U CN 210897897 U CN210897897 U CN 210897897U
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- socket
- power supply
- plug
- gating switch
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Abstract
The utility model relates to an electrical apparatus hardware, more specifically relates to a multiloop portable power supply picture peg. A multi-loop portable power supply plugboard is characterized by comprising a shell, a first incoming line loop gating switch arranged on the shell, and a first socket arranged on the shell and electrically connected with the first incoming line loop gating switch, wherein the first incoming line loop gating switch is also electrically connected with a first plug used for being electrically connected with an external power supply and at least two first replaceable connector lugs. The utility model discloses avoided the on-the-spot maintenance power supply box specification to differ, leaded to the testing instrument can not normal use, hinders the problem of test progress, improved the work efficiency of field test operation.
Description
Technical Field
The utility model relates to an electrical apparatus hardware, more specifically relates to a multiloop portable power supply picture peg.
Background
Most field test instruments need to use an external maintenance power supply, but not all stations are equipped with maintenance power supply boxes corresponding to power supply wire coils. Some stations are provided with sockets, but some stations are only provided with air switches, and power supplies are required to be led out through round-head wires; some are only provided with a connecting terminal and need to be led out by a wire fork. Due to different specifications of field maintenance power boxes, the test instrument cannot be normally used, and the test progress is delayed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an among the above-mentioned prior art of overcoming, overhaul the power supply box specification and differ, lead to the problem that test instrument can not normal use, provide a multiloop portable power supply picture peg.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a portable power supply picture peg of multiloop, includes the casing, locates on the casing first inlet wire return circuit gating switch and locate the casing and with first socket of carrying out return circuit gating switch electricity and connecting, first inlet wire return circuit gating switch still is connected with respectively and is used for the first plug and two at least first removable wiring heads of being connected with external power source electricity.
In the technical scheme, when the field maintenance power supply is a socket, the first plug is directly electrically connected with the socket; when the field power supply is an air switch, the field power supply is inserted into one end of the connecting piece through the first replaceable connector lug, the other end of the connecting piece is provided with a connector, and the connector is connected and fastened with a wire outlet end of the air switch through a screw so as to provide power supply; when the field power supply is a wiring terminal, the field power supply is plugged with one end of the connecting piece through the first replaceable wiring head, the other end of the connecting piece is provided with the wire fork, and the wire fork is connected with the wiring terminal to provide the power supply. It should be noted that the first incoming loop gating switch has a three-gear function, when rotated to the first gear, it allows the first plug to electrically communicate with the first socket only, when the first plug is disconnected from the first replaceable terminal, when rotated to the second gear, it allows the first replaceable terminal to electrically communicate with the first socket, and when the first replaceable terminal is disconnected from the first plug; when the first socket is rotated to the third gear, the first socket, the first plug and the first replaceable connector lug are disconnected. The arrangement of the first incoming line loop gating switch ensures the personal safety of testing personnel, and ensures that when the first plug is communicated with the external power supply and the first incoming line loop gating switch is connected with the first plug, the first replaceable wiring head is also disconnected with the external power supply; meanwhile, when the first replaceable wiring head is communicated with an external power supply, the first plug is also disconnected with the external power supply when the first incoming line loop gating switch is connected with the first replaceable wiring head. The utility model discloses avoided the on-the-spot maintenance power supply box specification to differ, leaded to the testing instrument can not normal use, hinders the problem of test progress, improved the work efficiency of field test operation.
Preferably, a second socket electrically connected with the first incoming line loop gating switch is further arranged on the shell. In the technical scheme, the effective working position of the power supply plugboard is increased due to the arrangement of the second socket.
Preferably, the first plug is a flat-pin four-plug or a cylindrical four-plug, the first socket is a four-hole socket, and the second socket is a circular four-hole socket. In this technical scheme, first plug can be four plugs of flat foot or four plugs of cylinder for its four jacks of flat foot fire four jacks that adapt to external power. It should be noted that the first plug may be a 380V power plug, the first socket may be a 308V 32A power socket, and the second socket may be a 380V circular four-hole socket.
Preferably, the number of strands of the first replaceable terminal is 4. In this technical scheme, first removable formula connector lug is 4 strands, makes it can carry out the electricity with external three-phase four-wire power and connects.
Preferably, a second incoming line loop gating switch and a third socket electrically connected with the second incoming line loop gating switch are arranged on the shell, and the second incoming line loop gating switch is electrically connected with a second plug electrically connected with an external power supply. It should be noted that the second plug may be used to connect to an external 220V power socket, and the function of the second incoming line loop gating switch is the same as that of the first incoming line loop gating switch.
Preferably, the second incoming circuit gating switch is also electrically connected with at least two second replaceable connector lugs for electrically connecting with an external power supply. The second replaceable connector lug has the same function as the first replaceable connector lug and can be connected with an external 220V power supply.
Preferably, the second plug is a flat pin three plug or a cylindrical three plug, and the third socket is a five-hole socket. In the technical scheme, the second plug can be a 220V flat pin three plug or a cylindrical three plug, and the third socket is a 220V power socket.
Preferably, the number of strands of the second replaceable terminal is 2. In this embodiment, the second replaceable connector lug can be connected to an external 220V power supply.
Preferably, a fourth socket electrically connected with the first incoming line loop gating switch is further arranged on the shell, and the fourth socket is located on the inner side of the first socket. The fourth outlet may be a 380V 16A power outlet.
Preferably, the fourth socket is a four-hole socket. In this technical scheme, the fourth socket is four-hole socket three-phase four-wire that the test instrument of being convenient for is connected with it.
Compared with the prior art, the beneficial effects are:
the utility model discloses a portable power supply picture peg of multiloop, it has solved the unmatched problem between on-the-spot maintenance power extraction unit and ordinary drum and the test instrument, converts the power of various forms in scene, various specifications into the supply socket who adapts to the power drum of various three-way, three-phase four-wire, round pin, flat foot through power supply picture peg, avoids the test site to hinder the job schedule because can't draw the power, has improved test operation's work efficiency.
Drawings
Fig. 1 is a perspective view of the power strip of the present invention;
fig. 2 is a circuit connection diagram of the first incoming-line loop gating switch, the first plug, the first replaceable connector lug, the first socket, the second socket and the fourth socket according to the present invention;
fig. 3 is a circuit diagram of the second incoming-line loop gating switch of the present invention, the second plug, the second replaceable connector, and the third socket.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "long", "short", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limiting the present patent, and those skilled in the art will understand the specific meaning of the terms according to their specific circumstances.
The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:
example 1
As shown in fig. 1, a multi-loop portable power strip includes a casing 1, a first incoming-line loop gating switch 2 disposed on the casing 1, and a first socket 3 disposed on the casing 1 and electrically connected to the first incoming-line loop gating switch 2, where the first incoming-line loop gating switch 2 is further electrically connected to a first plug 4 electrically connected to an external power source and at least two first replaceable connector terminals 5. When the on-site maintenance power supply is a socket, the socket is directly and electrically connected through the first plug 4; when the field power supply is an air switch, the field power supply is inserted into one end of a connecting piece 13 through a first replaceable connector lug 5, the other end of the connecting piece 13 is provided with a connector, and the connector is connected and fastened with a wire outlet end of the air switch through a screw so as to provide power supply; when the field power supply is a wiring terminal, the field power supply is connected with one end of the connecting piece 12 through the first replaceable wiring head 5 in an inserting mode, the other end of the connecting piece 12 is provided with a wire fork, and the wire fork is connected with the wiring terminal to provide power. It should be noted that the first incoming circuit gating switch 2 has a third gear function, and when the first incoming circuit gating switch 2 is rotated to the first gear, as shown in fig. 2, K21 is closed, so that the first plug 4 is only electrically communicated with the first socket 3, and the first plug 4 is disconnected from the first replaceable connector lug 5; when rotated to the second gear, i.e., K22 is closed, which places the first replaceable terminal 5 in electrical communication with the first receptacle 3 and the first replaceable terminal 5 disconnected from the first plug 4; when the first socket 3 is rotated to the third gear, the first plug 4 and the first replaceable connector lug 5 are disconnected. The arrangement of the first incoming circuit gating switch 2 ensures the personal safety of testing personnel, and ensures that when the first plug 4 is communicated with an external power supply and the first incoming circuit gating switch 2 is connected with the first plug 4, the first replaceable wiring head 5 is also disconnected with the external power supply; meanwhile, when the first replaceable wiring head 5 is communicated with an external power supply and the first incoming line loop gating switch 2 is connected with the first replaceable wiring head 5, the first plug 4 is also disconnected with the external power supply. The utility model discloses avoided the on-the-spot maintenance power supply box specification to differ, leaded to the testing instrument can not normal use, hinders the problem of test progress, improved the work efficiency of field test operation.
Wherein, the shell 1 is also provided with a second socket 6 electrically connected with the first incoming circuit gating switch 2. The provision of the second socket 6 increases the effective operating position of the power strip. The first plug 4 is a flat pin four-plug or a cylindrical four-plug, the first socket 3 is a four-hole socket, and the second socket 6 is a circular four-hole socket. The first plug 4 can be a flat-pin four-plug or a cylindrical four-plug, so that the plug is suitable for flat-pin four-jack fire cylindrical four-jack of an external power supply. It should be noted that the first plug 4 may be a 380V power plug, the first socket 3 may be a 308V 32A power socket, and the second socket 6 may be a 380V circular four-hole socket.
In addition, the number of strands of the first replaceable terminal 5 is 4. The first replaceable terminal 5 is 4-strand so that it can be electrically connected to an external three-phase four-wire power supply.
The shell 1 is provided with a second incoming line loop gating switch 7 and a third socket 8 electrically connected with the second incoming line loop gating switch 7, and the second incoming line loop gating switch 7 is electrically connected with a second plug 9 electrically connected with an external power supply. It should be noted that the second plug 9 can be used to connect with an external 220V power socket, and the function of the second incoming-line-loop gating switch 7 is the same as that of the first incoming-line-loop gating switch.
In addition, the second incoming circuit gating switch 7 is electrically connected with at least two second replaceable connector lugs 10 for electrically connecting with an external power supply. The second replaceable terminal 10 has the same function as the first replaceable terminal 5, and can be connected to an external 220V power source.
The second plug 9 is a flat pin three plug or a cylindrical three plug, and the third socket 8 is a five-hole socket. The second plug 9 can be a 220V flat pin three plug or a cylindrical three plug, and the third socket 8 is a 220V power socket.
In addition, the number of strands of the second replaceable terminal 10 is 2. The second replaceable terminal 10 can be connected to an external 220V power source.
Wherein, still be provided with the fourth socket 11 with first inlet circuit gating switch 7 electricity connection on the casing 1, fourth socket 11 is located the inboard of first socket 3. It should be noted that the fourth outlet 11 may be a 380V 16A power outlet. The fourth socket 11 is a four-hole socket. The fourth socket 11 is a four-hole socket for connecting a three-phase four-wire of the test instrument.
It should be noted that the functions of the first incoming-circuit gating switch 2 and the second incoming-circuit gating switch 7 are the same, and they may be LW26 series switches, but not limited to this type of switch, and they function to switch the on or off of each path, as shown in fig. 2, when the first incoming-circuit gating switch 2 rotates to the first gear, the first plug 4 is turned on with the first socket 3 and the second socket 6, when it rotates to the second gear, the first replaceable terminal 5 is turned on with the first socket 3 and the second socket 6, and when it rotates to the third gear, the first plug 4 and the first replaceable terminal 5 are both turned off with the first socket 3 and the second socket 6. As shown in fig. 3, when the second incoming circuit gating switch 7 rotates to the first gear, i.e., K11 is closed, the second plug 9 and the third socket 8 are conducted, when the second gear rotates to the second gear, i.e., K12 is closed, the second replaceable terminal 10 and the third socket 8 are conducted, and when the third gear rotates to the third gear, the second plug 9, the second replaceable terminal 10 and the third socket 8 are both opened. The first and second exchangeable terminals 5 and 10 are also identical in structure, and hereinafter referred to as "exchangeable terminals". When the air switch needs to be connected with an external power supply, the replaceable connector lug is inserted into one end of the connecting piece 13, the other end of the connecting piece is provided with a connector, and the connector is connected and fastened with a wire outlet end of the air switch through a screw so as to provide the power supply; when the field power supply is a wiring terminal, the replaceable wiring head is inserted into one end of the connecting piece 12, the other end of the connecting piece is provided with a wire fork, and the wire fork is connected with the wiring terminal to provide power. The connecting piece has two forms, one is that connecting piece 13 both ends are the cylinder structure, and its one end is pegged graft with removable formula connector, and the other end passes through the screw connection with the terminal of air switch. The other type of connector 12 is a wire fork structure, one end of which is inserted into the replaceable connector.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The multi-loop portable power supply plugboard is characterized by comprising a shell (1), a first incoming line loop gating switch (2) arranged on the shell (1) and a first socket (3) arranged on the shell (1) and electrically connected with the first incoming line loop gating switch (2), wherein the first incoming line loop gating switch (2) is further electrically connected with a first plug (4) electrically connected with an external power supply and at least two first replaceable connector lugs (5).
2. A multi-circuit portable power strip as defined in claim 1, wherein: and the shell (1) is also provided with a second socket (6) electrically connected with the first incoming line loop gating switch (2).
3. A multi-circuit portable power strip as defined in claim 2, wherein: the first plug (4) is a flat pin four-plug or a cylindrical four-plug, the first socket (3) is a four-hole socket, and the second socket (6) is a circular four-hole socket.
4. A multi-circuit portable power strip as defined in claim 1, wherein: the number of strands of the first replaceable terminal (5) is 4.
5. A multi-circuit portable power strip as defined in claim 1, wherein: the improved portable power supply is characterized in that a second incoming line loop gating switch (7) and a third socket (8) electrically connected with the second incoming line loop gating switch (7) are arranged on the shell (1), and the second incoming line loop gating switch (7) is electrically connected with a second plug (9) electrically connected with an external power supply.
6. A multi-circuit portable power strip as defined in claim 5, wherein: the second incoming circuit gating switch (7) is also electrically connected with at least two second replaceable connector lugs (10) used for being electrically connected with an external power supply.
7. A multi-circuit portable power strip as defined in claim 5, wherein: the second plug (9) is a flat pin three plug or a cylindrical three plug, and the third socket (8) is a five-hole socket.
8. A multi-circuit portable power strip as defined in claim 6, wherein: the number of strands of the second replaceable terminal (10) is 2.
9. A multi-circuit portable power strip as claimed in any one of claims 1 to 8, wherein: the shell (1) is further provided with a fourth socket (11) electrically connected with the first incoming line loop gating switch (2), and the fourth socket (11) is located on the inner side of the first socket (3).
10. A multi-circuit portable power strip as defined in claim 9, wherein: the fourth socket (11) is a four-hole socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921918852.3U CN210897897U (en) | 2019-11-07 | 2019-11-07 | Multi-loop portable power supply plugboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921918852.3U CN210897897U (en) | 2019-11-07 | 2019-11-07 | Multi-loop portable power supply plugboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210897897U true CN210897897U (en) | 2020-06-30 |
Family
ID=71314845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921918852.3U Active CN210897897U (en) | 2019-11-07 | 2019-11-07 | Multi-loop portable power supply plugboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210897897U (en) |
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2019
- 2019-11-07 CN CN201921918852.3U patent/CN210897897U/en active Active
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