CN114974980A

CN114974980A - Regulating switch

Info

Publication number: CN114974980A
Application number: CN202210747084.XA
Authority: CN
Inventors: 胡宇; 王军; 赖忠华
Original assignee: Zhejiang Hangsheng Electric Technology Co ltd
Current assignee: Zhejiang Hangsheng Electric Technology Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-08-30
Anticipated expiration: 2042-06-29
Also published as: CN114974980B

Abstract

The utility model provides an adjusting switch for solve the switch board and need the exclusive use circuit switch, cause the cost of manufacture to increase and cause the technical problem of switch board outward appearance profile volume increase. The power distribution cabinet comprises a mounting frame, wherein a first conductive block is fixed on one side of the mounting frame, a second conductive block is fixed on the other side of the mounting frame, the mounting frame is provided with a rotating shaft which can rotate relative to the mounting frame, a first post insulator is fixed on the rotating shaft, a conductive sheet is fixedly arranged in the first post insulator in a penetrating mode, two ends of the conductive sheet respectively extend out of two ends of the first post insulator, two ends of the conductive sheet are respectively used for being in one-to-one correspondence with the rotation of the rotating shaft, being in conduction connection with the first conductive block and the second conductive block and being in disconnection with the first conductive block and the second conductive block respectively and corresponding to the rotation of the rotating shaft, a connecting rod capable of sliding in a reciprocating mode along the direction parallel to the axis of the rotating shaft is connected to the rotating shaft in a sliding mode, and a locking assembly which locks the connecting rod after the connecting rod slides is arranged between the connecting rod and the rotating shaft.

Description

Regulating switch

Technical Field

The invention relates to the technical field of fixed cabinets, in particular to an adjusting switch.

Background

The existing 12kV system box type fixed cabinet generally adopts the combination of an upper isolation rotary switch, a fixed vacuum circuit breaker, a current transformer, a lower isolation switch with a through wall, a mechanical operating mechanism and the like to form a feeder line or an incoming line interval. The upper isolation rotary switch comprises a main shaft, a crank arm and a connecting rod, and is connected with a mechanical operating mechanism to form a set of mechanical operating system.

The main shaft is round shaft structure, and it has the round hole to open on the turning arm, and the main shaft passes the round hole and is connected with the turning arm, must accurate positioning, then matches with the electric hand drill and bores the locating hole of diameter 7.8mm, and operating personnel need to use the hammer to beat the cylindric lock of diameter 8mm to make main shaft and turning arm carry out the locking positioning.

Above-mentioned this kind of mounting means needs professional skill worker, adopts frock clamp, rotates certain angle with the relative turning arm of main shaft earlier, later penetrates the main shaft in the round hole on the turning arm again, later still need control the main shaft to penetrate the degree of depth of round hole, wait the main shaft after the angle modulation after the relative turning arm of main shaft has rotated to wait after the degree of depth that the main shaft penetrated the round hole sets up, then operating personnel again on the cubical switchboard, join in marriage the brill with the handheld electric drill.

The method has high requirement on the professional skills of installation personnel, and common staff can not perform the work basically, such as poor grinding of a drill bit, drill bit burning or drill bit breakage, and potential safety hazards are easy to occur.

Disclosure of Invention

The invention aims to provide an adjusting switch aiming at the defects of the prior art, and the adjusting switch is used for solving the technical problems that a main shaft and a crank arm on an assembly fixing cabinet structure in the prior art have high requirements on professional skills of installation personnel and potential safety hazards easily occur in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

a regulating switch, comprising: mounting bracket, this mounting bracket one side is fixed with first conducting block, this mounting bracket opposite side is fixed with the second conducting block, but wear to establish a relative mounting bracket pivoted pivot on this mounting bracket, be fixed with first post insulator in this pivot, this first post insulator internal fixation wears to be equipped with the conducting strip, the both ends of this conducting strip are stretched out from the both ends of first post insulator respectively, the both ends of this conducting strip are used for rotating and one-to-one and first conducting block along with the pivot respectively, second conducting block turn-on connection, and be used for rotating and corresponding respectively with first conducting block along with the pivot, second conducting block disconnection, sliding connection can follow the connecting rod with the direction reciprocating sliding of pivot axis parallel in this pivot, be equipped with a locking subassembly to the connecting rod locking after the connecting rod slides between this connecting rod and the pivot.

The working principle is as follows:

the processing personnel will in the switch board is installed to the mounting bracket connecting wire respectively on first conducting block and the second conducting block, when needs make the circuit in the switch board switch on, processing personnel need rotate this moment the pivot, the pivot drives first post insulator rotates, first post insulator drives the conducting strip rotates, until the both ends of conducting strip can the one-to-one with first conducting block, second conducting block turn on connection, the same as, when needs make the circuit disconnection in the switch board, processing personnel need rotate this moment the pivot, the pivot drives first post insulator rotates, first post insulator drives the conducting strip rotates, until the both ends of conducting strip can the one-to-one with first conducting block, second conducting block off connection.

The invention has the beneficial effects that:

in the use process of the power distribution cabinet, a processing person rotates through the rotating shaft to drive the first support insulator to rotate, and then the first support insulator drives the conducting strip to rotate, so that two ends of the conducting strip can be simultaneously in one-to-one correspondence to be abutted and conducted with the first conducting block and the second conducting block, and also can be simultaneously in one-to-one correspondence to be disconnected with the first conducting block and the second conducting block, and at the moment, the mounting frame, the rotating shaft, the conducting strip, the first conducting block and the second conducting block are matched to form a switch structure for switching on and off a circuit.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is an enlarged assembly structure diagram of the rotating shaft and the connecting rod.

Description of the reference numerals: the mounting bracket comprises a mounting bracket 1, a first conductive block 2, a second conductive block 3, a rotating shaft 4, a first pillar insulator 5, a conductive sheet 6, a connecting rod 7, a circular hole 8, an insertion groove 9, an insertion tooth 10, a first threaded rod 11, a second threaded rod 12, a stud 13, a first threaded hole 14, a second threaded hole 15, a first handle 16, a second handle 17, an adjusting handle 18, a bolt 19, a grounding block 20, a second pillar insulator 21 and a third pillar insulator 22.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the embodiments.

As shown in fig. 1 and 2, a regulating switch includes: mounting bracket 1, this mounting bracket 1 one side is fixed with first conducting block 2 through second post insulator 21, this mounting bracket 1 opposite side is fixed with second conducting block 3 through third post insulator 22, wear to establish a pivot 4 that can relatively mounting bracket 1 pivoted on this mounting bracket 1, be fixed with first post insulator 5 on this pivot 4, conducting strip 6 is worn to be equipped with by this first post insulator 5 internal fixation, these conducting strip 6 both ends are stretched out from the both ends of first post insulator 5 respectively, the both ends of this conducting strip 6 are used for rotating along with pivot 4 respectively one-to-one and first conducting block 2, second conducting block 3 turn-on connection, and be used for rotating along with pivot 4 and correspond respectively with first conducting block 2, second conducting block 3 disconnection, a connecting rod 7 that can follow the direction reciprocating sliding parallel with pivot 4 axis on this pivot 4, be equipped with a locking subassembly that locks connecting rod 7 after connecting rod 7 slides between this connecting rod 7 and the pivot 4.

As shown in fig. 1 and 2, the rotating shaft 4 is internally provided with a circular hole 8 coaxial therewith, the inner wall of the circular hole 8 is provided with a plurality of strip-shaped inserting grooves 9 along the length direction thereof, the plurality of inserting grooves 9 are uniformly distributed on the inner wall of the circular hole 8, the connecting rod 7 is coaxial with the rotating shaft 4, the outer wall of the connecting rod 7 is provided with a plurality of inserting teeth 10 along the length direction thereof, the plurality of inserting teeth 10 are inserted into the plurality of inserting grooves 9 in a one-to-one correspondence manner, the inserting teeth 10 can slide along the corresponding inserting grooves 9, and the connecting rod 7 extends out of the rotating shaft 4.

As shown in fig. 1 and 2, the inserting groove 9 is formed inward from one end of the circular hole 8, an internal thread is formed on an inward inner wall of the other end of the circular hole 8, the locking assembly includes a first threaded rod 11, a second threaded rod 12 and a stud 13, a first threaded hole 14 which is coaxial with the connecting rod 7 and penetrates through two ends of the connecting rod 7 is formed in the connecting rod 7, one end of the first threaded rod 11 is in threaded connection with the circular hole 8, a second threaded hole 15 which is coaxial with the first threaded rod 11 is formed in the end of the first threaded rod 11, the second threaded rod 12 is in threaded connection with the first threaded hole 14, two ends of the second threaded rod extend out of the first threaded hole 14, the stud 13 is fixed at one end of the second threaded rod 12 close to the second threaded hole 15, and the stud 13 is in the second threaded hole 15. The other end of the first threaded rod 11 is fixed with a first handle 16, the first handle 16 is located on the outer side of the rotating shaft 4, an operator can rotate the first threaded rod 11 through the first handle 16, and the mode can further facilitate the operator to rotate the first threaded rod 11, so that the adjusting process is more labor-saving. And a second handle 17 is fixed on the second threaded rod 12 and at the other end far away from the stud 13, the second handle 17 is positioned outside the rotating shaft 4, and an operator rotates the second threaded rod 12 by holding the second handle 17, so that a labor-saving operating environment is further provided for the operator.

The operating personnel will connecting rod 7 pegs graft in circular port 8, when with after connecting rod 7 pegs graft to certain degree of depth, operating personnel precession this moment first threaded rod 11 to make first threaded rod 11 remove in circular port 8, later operating personnel precession second threaded rod 12 makes second threaded rod 12 drive stud 13 removes, until stud 13 can threaded connection in second screw hole 15, this kind of locking mode can adjust wantonly in certain length interval within range connecting rod 7 pegs graft the length in circular port 8, the regulative mode is simple, and the locking mode is more stable, this kind of design can enough prevent connecting rod 7 rotates relative pivot 4, can further prevent connecting rod 7 is followed the axial slip of pivot 4, adjust more nimble.

As shown in fig. 1 and 2, an adjusting handle 18 is fixed on an outer wall of one end of the connecting rod 7 extending out of the rotating shaft 4, an operator rotates the connecting rod 7 through the adjusting handle 18, and then the rotating shaft 4 is indirectly driven to rotate through the mode, so that the mode of rotating the rotating shaft 4 is more labor-saving. The side wall of the rotating shaft 4 is in threaded connection with a bolt 19 which can be abutted against the inserting teeth 10 after screwing in, when an operator inserts the connecting rod 7 into the circular hole 8, and after the inserting teeth 10 are correspondingly inserted into the inserting grooves 9 one by one, the operator passes through the first threaded rod 11 and the second threaded rod 12. After the stud 13 and the second threaded hole 15 are engaged to lock the connecting rod 7 in the rotating shaft 4, the operator may again advance the bolt 19 to abut the bolt 19 against the teeth 10, so as to further lock the connecting rod 7 in the rotating shaft 4 and prevent the connecting rod 7 from sliding in the axial direction of the rotating shaft 4.

As shown in fig. 1 and fig. 2, be fixed with the ground connection piece 20 that is used for connecting the earth connection on the mounting bracket 1, wherein one end of conducting strip 6 be used for along with pivot 4 rotate the in-process can with ground connection piece 20 supports and leans on, this kind of design, when operating personnel rotates pivot 4 and makes two tip of conducting strip 6 respectively with first conducting strip 2 and second conducting strip 3 disconnection back, wherein one end of conducting strip 6 will with ground connection piece 20 conflicts, design this moment ground connection piece 20's aim at is after the circuit disconnection in the switch board, prevents that operating personnel maloperation or prevents to cause the threat to operating personnel's safety because special circumstances causes the circular telegram in the switch board, thereby sets up ground connection piece 20 has further improved the security in the use.

The working principle is as follows:

a processing worker installs the mounting rack 1 into a power distribution cabinet, leads are respectively connected to the first conductive block 2 and the second conductive block 3, when the circuit in the power distribution cabinet needs to be conducted, the processing personnel need to rotate the rotating shaft 4 through the adjusting handle 18, the rotating shaft 4 drives the first post insulator 5 to rotate, the first post insulator 5 drives the conducting strip 6 to rotate until the two ends of the conducting strip 6 can be in conduction connection with the first conducting block 2 and the second conducting block 3 in a one-to-one correspondence manner, and similarly, when the circuit in the switch board needs to be disconnected, the processing personnel need to rotate the rotating shaft 4 and the rotating shaft 4 to drive the first post insulator 5 to rotate, the first post insulator 5 drives the conducting strip 6 to rotate until the two ends of the conducting strip 6 can be in one-to-one correspondence with the first conducting block 2 and the second conducting block 3 to be disconnected.

During specific installation, an operator inserts the connecting rod 7 into the circular hole 8, and after the connecting rod 7 is inserted to a certain depth, the operator screws into the first threaded rod 11, so that the first threaded rod 11 moves in the circular hole 8, and then screws into the second threaded rod 12, so that the second threaded rod 12 drives the stud 13 to move until the stud 13 can be screwed into the second threaded hole 15.

The operator then again screws in the bolt 19, so that the bolt 19 abuts against the bayonet tooth 10, further locking the connecting rod 7.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. An adjustment switch, comprising: a mounting frame (1), a first conductive block (2) is fixed on one side of the mounting frame (1), a second conductive block (3) is fixed on the other side of the mounting frame (1), a rotating shaft (4) which can rotate relative to the mounting frame (1) is arranged on the mounting frame (1) in a penetrating manner, a first post insulator (5) is fixed on the rotating shaft (4), a conductive sheet (6) is arranged in the first post insulator (5) in a penetrating manner, two ends of the conductive sheet (6) respectively extend out from two ends of the first post insulator (5), two ends of the conductive sheet (6) are respectively used for being in one-to-one correspondence with the rotation of the rotating shaft (4) and being in conduction connection with the first conductive block (2) and the second conductive block (3) and being in correspondence with the rotation of the rotating shaft (4) and being in disconnection with the first conductive block (2) and the second conductive block (3), a connecting rod (7) which can slide in a reciprocating manner along a direction parallel to the axis of the rotating shaft (4) is connected on the rotating shaft (4), a locking component which locks the connecting rod (7) after the connecting rod (7) slides is arranged between the connecting rod (7) and the rotating shaft (4).

2. A regulating switch according to claim 1, characterized in that: pivot (4) inside division have rather than coaxial circular port (8), have inserting groove (9) of many bars along its length direction on the inner wall of this circular port (8), and many this inserting groove (9) evenly distributed on the inner wall of circular port (8), connecting rod (7) are coaxial with pivot (4), and it has many along its length direction's inserting tooth (10) to open on the outer wall of this connecting rod (7), and many this inserting tooth (10) one-to-one are pegged graft in many inserting groove (9), and inserts inserting tooth (10) and can slide along inserting groove (9) that correspond, pivot (4) are stretched out in connecting rod (7).

3. A regulating switch according to claim 2, characterized in that: the inserting groove (9) is arranged inwards from one end of the circular hole (8), an internal thread is arranged on the inwards inner wall of the other end of the circular hole (8), the locking assembly comprises a first threaded rod (11), a second threaded rod (12) and a stud (13), a first threaded hole (14) which is coaxial with the connecting rod (7) and penetrates through two ends of the connecting rod (7) is formed in the connecting rod (7), one end of the first threaded rod (11) is connected in the circular hole (8) in a threaded manner, the end of the first threaded rod (11) is provided with a second threaded hole (15) which is coaxial with the first threaded rod, the second threaded rod (12) is in threaded connection with the first threaded hole (14), and both ends of the bolt extend out of the first threaded hole (14), the stud (13) is fixed at one end of the second threaded rod (12) close to the second threaded hole (15), and the stud (13) is in threaded connection with the second threaded hole (15).

4. A regulating switch according to claim 3, characterized in that: the other end of the first threaded rod (11) is fixed with a first handle (16), and the first handle (16) is positioned on the outer side of the rotating shaft (4).

5. A regulating switch according to claim 3, characterized in that: and a second handle (17) is fixed on the second threaded rod (12) and at the other end far away from the stud (13), and the second handle (17) is positioned outside the rotating shaft (4).

6. A regulating switch according to claim 3, characterized in that: an adjusting handle (18) is fixed on the outer wall of one end of the connecting rod (7) extending out of the rotating shaft (4).

7. A regulating switch according to claim 2, characterized in that: and the side wall of the rotating shaft (4) is in threaded connection with a bolt (19) which can be abutted against the inserting teeth (10) after being screwed in.

8. A regulating switch according to claim 1, characterized in that: the mounting bracket (1) is fixedly provided with a grounding block (20) used for being connected with a grounding wire, and one end of the conducting strip (6) can abut against the grounding block (20) in the rotating process along with the rotating shaft (4).