CN218004585U

CN218004585U - Terminal board

Info

Publication number: CN218004585U
Application number: CN202221707118.4U
Authority: CN
Inventors: 殷健; 王卫东; 沙郑
Original assignee: TAIZHOU XINYUAN ELECTRICAL EQUIPMENT CO Ltd
Current assignee: TAIZHOU XINYUAN ELECTRICAL EQUIPMENT CO Ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-12-09
Anticipated expiration: 2032-07-05

Abstract

The utility model discloses a terminal board, which comprises a body, wherein the side surface of the body is provided with a frame-shaped bulge, and the frame-shaped bulge and the body form a semi-closed cavity structure; the body is provided with a plurality of connecting ports and also comprises a first terminal part and a second terminal part, wherein the first terminal part and the second terminal part are assembled in the same connecting port; still include terminal locking plate, terminal locking plate passes through the threaded rod and installs on the body to be located the homonymy with semi-closed cavity structures, there is the joint cooperation in the tip of first terminal portion and second terminal portion and terminal locking plate, with the axial rotation of two terminal portions of locking. This practicality provides's terminal block has set up the loop platform in the link mouth to the port at loop platform both ends has all set up the bulge loop, and installs in the intra-oral first terminal portion of link and second terminal portion embedding link mouth, and the terminal surface pressure of its both connecting portions is sealed in order to realize on the bulge loop, has increased sealed effect.

Description

Terminal board

Technical Field

The utility model relates to a transformer technical field relates to a terminal block particularly.

Background

The power terminal user can conveniently and independently handle the respective operation faults of the load transformer body (main oil tank) and the load switch chamber. Therefore, the transformer main tank and the load switch chamber are required to be designed and manufactured separately from each other (not in common).

According to patent No. CN201810322728.4, publication (publication) date: 2019-10-22, which discloses a transformer, comprising an iron core and a winding, wherein the winding comprises a low-voltage winding and a high-voltage winding, the low-voltage winding is arranged outside a column body of the iron core, the high-voltage winding is arranged outside the low-voltage winding, the low-voltage winding is formed by winding aluminum zirconium alloy foil, the high-voltage winding is formed by winding aluminum zirconium alloy wire, an oil passage is arranged between the low-voltage winding and the iron core and/or between the low-voltage winding and the high-voltage winding, and vegetable oil is filled in the oil passage. In the technical scheme, the low-voltage winding of the transformer is formed by winding the aluminum-zirconium alloy foil, the high-voltage winding is formed by winding the aluminum-zirconium alloy wire and radiating by using the vegetable oil, and the low-voltage winding has the advantages of good short-circuit resistance, excellent performance, energy conservation, environmental protection and relatively low manufacturing cost.

For the needs of convenient production, transformer body and switch room are two parts solitary individuality, are connected the cable on with the cable on the switch room and the transformer body at last, then can accomplish whole assembly work with the switch room installation in this one side of transformer again. Because the connection of the transformer body and the switch chamber adopts a terminal connection mode, it is important that the terminal is positioned at the connection part of the transformer body and sealed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a terminal block for solve above-mentioned problem.

In order to achieve the above object, the present invention provides the following technical solutions: a terminal board comprises a body, wherein a frame-shaped bulge is arranged on the side surface of the body, and the frame-shaped bulge and the body form a semi-closed cavity structure;

the body is provided with a plurality of connecting ports and further comprises a first terminal part and a second terminal part, and the first terminal part and the second terminal part are assembled in the same connecting port;

still include terminal locking plate, terminal locking plate pass through the threaded rod install in on the body, and with semi-enclosed cavity structures is located the homonymy, first terminal part with the tip of second terminal part with there is the joint cooperation in terminal locking plate to the axial rotation of two terminal parts of locking.

Preferably, the cross section of the frame-shaped protrusion part is of a right-angled trapezoid structure, the inclined surface of the right-angled trapezoid structure is the inner side wall of the right-angled trapezoid structure, and the lower bottom of the right-angled trapezoid structure is connected with the side surface of the body.

Preferably, a ring platform is arranged in the connecting port, and a predetermined distance is kept between the ports on two sides of the ring platform and the ports of the connecting port.

Preferably, a threaded bushing is provided at an end of the first terminal portion, a threaded rod is provided at a port of the second terminal portion, and the threaded bushing is threadedly coupled to the threaded rod.

Preferably, the first terminal portion and the second terminal portion are fixed to a ring stand by the threaded rod and the threaded bushing, and both end surfaces of the first terminal portion and the second terminal portion are provided with a press pulse ring, and the ring stand is provided with a convex ring.

Preferably, end surfaces of the first terminal portion and the second terminal portion are each provided with a wire connection portion, and a cross section of the wire connection portion is in a semicircular structure.

In the technical scheme, the utility model provides a pair of terminal block possesses following beneficial effect: adopt the mode of first terminal part and second terminal part assembly to fix on the body among the above-mentioned technical scheme, the second terminal part is located semi-enclosed cavity structures, adopts threaded connection's mode, has avoided the problem of striking sparks that switch room and transformer body electric power flow in-process produced. Further, the ring platform is arranged in the connecting port in the embodiment, the ports at two ends of the ring platform are both provided with the convex rings, the first terminal part and the second terminal part which are installed in the connecting port are partially embedded into the connecting port, and the end faces of the connecting parts of the first terminal part and the second terminal part are pressed on the convex rings to realize sealing, so that the sealing effect is increased.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of an overall structure provided by an embodiment of the present invention;

fig. 2 is a schematic structural view of a wiring portion and a terminal locking plate according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an explosion view angle provided by an embodiment of the present invention;

fig. 4 is a schematic structural view of a cross-sectional view provided in an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a first terminal portion and a second terminal portion according to an embodiment of the present invention.

Description of the reference numerals:

1. a body; 2. a frame-shaped protrusion; 3. a connection port; 31. a ring platform; 32. a convex ring; 4. a first terminal portion; 41. a threaded sleeve; 5. a second terminal portion; 51. a threaded rod; 6. a terminal locking plate; 100. pressing the pulse ring; 200. a wire connection portion.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1-5, a terminal board comprises a body 1, wherein a frame-shaped protrusion 2 is arranged on a side surface of the body 1, and the frame-shaped protrusion 2 and the body 1 form a semi-closed cavity structure;

the body 1 is provided with a plurality of connecting ports 3, and further comprises a first terminal part 4 and a second terminal part 5, wherein the first terminal part 4 and the second terminal part 5 are assembled in the same connecting port 3;

still include terminal locking plate 6, terminal locking plate 6 passes through the threaded rod and installs on body 1 to be located the homonymy with semi-closed cavity structure, there is the joint cooperation in the tip of first terminal part 4 and second terminal part 5 and terminal locking plate 6, with the axial rotation of two terminal parts of locking.

Specifically, the body 1 of the embodiment is installed on the upper side of the transformer, and after installation, the semi-closed cavity structure faces the inside of the transformer, and the switch chamber is installed on the body 1. An end portion of the first terminal portion 4 in the embodiment is provided with a screw boss 41, a port of the second terminal portion 5 is provided with a screw rod 51, and the screw boss 41 is screw-coupled to the screw rod 51. The first terminal portion 4 and the second terminal portion 5 are fixed to the ring 31 by the threaded rod 51 and the threaded bushing 41, the first terminal portion 4 and the second terminal portion 5 are provided with the pressure pulse ring 100 on both end surfaces, and the ring 31 is provided with the convex ring 32. In an actual operation, the connection is performed by using the screw characteristics of the screw socket 41 and the screw rod 51, and after the mounting, the entire first terminal portion 4 and the second terminal portion 5 are partially fitted into the connection port 3 (shown in fig. 1). Moreover, the vein pressing ring 100 on the surface of the first terminal portion 4 and the second terminal portion 5 (i.e., the same side of the threaded sleeve 41 and the threaded rod 51) is seated on the protruding ring 32, and the protruding ring 32 is of a wooden structure, and when the oil body is immersed, the oil body is firmly fixed in the vein pressing ring 100 due to expansion.

Adopt the mode of first terminal part 4 and the assembly of second terminal part 5 to fix on body 1 among the above-mentioned technical scheme, second terminal part 5 is located semi-closed cavity structure, adopts threaded connection's mode, has avoided the problem of striking sparks that switch room and transformer body electric power flow in-process produced. Further, the ring table 31 is provided in the connection port 3 in the embodiment, and the protruding rings 32 are provided at the ports at both ends of the ring table 31, and the first terminal portion 4 and the second terminal portion 5 installed in the connection port 3 are partially embedded in the connection port 3, and the end faces of the connection portions of the two are pressed against the protruding rings 32 to realize sealing, so that the sealing effect is increased.

Further, as shown in fig. 4, the cross section of the frame-shaped protrusion 2 is a right trapezoid structure, and the inclined surface of the right trapezoid structure is the inner side wall thereof, and the lower bottom is connected with the side surface of the body 1.

As a further aspect of the present invention, a ring 31 is provided in the connection port 3, and a predetermined distance is maintained between the ports on both sides of the ring 31 and the ports of the connection port 3.

Further, as can be seen from fig. 1, the end surfaces of the first terminal portion 4 and the second terminal portion 5 in the above-described embodiment are each provided with a wire connection portion 200, and the cross section of the wire connection portion 200 is specifically a semicircular structure. And the plate surface of the terminal locking plate 6 is provided with a plurality of through holes matched with the terminal locking plate, so that the second terminal part 5 is fixed after installation, and the second terminal part 5 is prevented from rotating and loosening due to flowing friction of oil bodies.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. A terminal board is characterized by comprising a body (1), wherein a frame-shaped protruding part (2) is arranged on the side surface of the body (1), and the frame-shaped protruding part (2) and the body (1) form a semi-closed cavity structure;

the body (1) is provided with a plurality of connecting ports (3), and further comprises a first terminal part (4) and a second terminal part (5), wherein the first terminal part (4) and the second terminal part (5) are assembled in the same connecting port (3);

still include terminal locking plate (6), terminal locking plate (6) pass through the threaded rod install in on body (1), and with semi-closed cavity structure is located the homonymy, first terminal portion (4) with the tip of second terminal portion (5) with there is the joint cooperation in terminal locking plate (6) to the axial rotation of two terminal portions of locking.

2. Terminal board according to claim 1, characterized in that the cross section of the frame-shaped protrusion (2) is a right trapezoid structure, and the inclined surface of the right trapezoid structure is the inner side wall, and the lower bottom is connected with the side surface of the body (1).

3. Terminal plate according to claim 1, characterized in that a collar (31) is provided in the connection port (3), the ports on both sides of the collar (31) being kept at a predetermined distance from the ports of the connection port (3).

4. Terminal plate according to claim 1, characterized in that the end of the first terminal portion (4) is provided with a threaded bush (41) and the port of the second terminal portion (5) is provided with a threaded rod (51), the threaded bush (41) being screwed to the threaded rod (51).

5. Terminal plate according to claim 4, characterized in that the first terminal part (4) and the second terminal part (5) are fixed to a ring stand (31) by means of the threaded rod (51) and the threaded sleeve (41), a pressure pulse ring (100) being provided on the end faces of the first terminal part (4) and the second terminal part (5), a convex ring (32) being provided on the ring stand (31).

6. A terminal board according to claim 1, wherein the end faces of the first terminal portion (4) and the second terminal portion (5) are each provided with a wire connection portion (200), the wire connection portion (200) having a cross section of a semicircular configuration.