Busbar with adjustable spacing

Abstract

The utility model discloses a busbar with adjustable spacing, which comprises a base and a busbar arranged on the base, the busbar is provided with a plurality of bumps at equal intervals, the busbar is provided with a conductive terminal capable of sliding left and right, the conductive terminal is provided with a liftable fixed plate, and the fixed plate is provided with a plurality of conductive terminals capable of sliding left and right. And the conductive terminals are embedded between the convex blocks, so that the conductive terminals are fixedly connected with the busbar. According to the utility model, through the liftable fixing plate, the spacing between the conductive terminals can be adjusted, and the conductive terminals in the busbar can be increased or decreased, so that the busbar can adapt to the spacing between wiring ports of electrical equipment with different spacing, the installation time is greatly shortened, the installation difficulty is reduced, and the product has the advantages of adjustable spacing and good applicability.

Description

Technical Field

[0001] The utility model relates to the technical field of busbars, in particular to a busbar with adjustable spacing. Background Art

[0002] The busbar is used to distribute high power to each component of the distributed system. It has increasingly replaced wires and cables in indoor low-voltage power transmission trunk projects. The existing busbar is mainly composed of bus duct and T-joint. The bus duct is the main component of the busbar, and its performance affects the overall performance of the busbar.

[0003] Currently, multiple circuit breakers can be connected by using a busbar; however, the plug-in terminal structure of the currently produced busbar is fixed, and the spacing between the plug-in terminals cannot be adjusted. It is inconvenient to use and install circuit breakers of different sizes or electrical equipment to be connected in the actual use process. The busbar with plug-in terminal spacing of different spacing needs to be replaced, which greatly prolongs the time required for installation. Therefore, the applicant has made a useful design and found a solution to the above problem. The technical solution to be introduced below is produced in this context. Summary of the invention

[0004] The purpose of the utility model is to overcome the shortcomings of the above-mentioned traditional busbar design and provide a product with adjustable spacing and good applicability.

[0005] To solve the above problems, the utility model adopts the following technical solutions.

[0006] A busbar with adjustable spacing includes a base and a busbar arranged on the base, wherein the busbar is provided with a plurality of equally spaced protrusions, the busbar is provided with a conductive terminal that can slide left and right, the conductive terminal is provided with a liftable fixing plate that is embedded between the protrusions so that the conductive terminal is connected and fixed to the busbar.

[0007] Preferably, the base is provided with a first slide groove and a second slide groove, an elastic support part is provided between the first slide groove and the second slide groove, plugs are provided on both sides of the base and inserted into the first slide groove and the second slide groove, and a top block is provided on one side of the first slide groove and the support part.

[0008] Preferably, the busbar is slidably disposed in the second slide groove, abuts against the top block, and is connected and fixed to the second slide groove by interference fit, and the busbar is provided with a movable through hole.

[0009] Preferably, the protrusion is arranged on one side of the active through hole.

[0010] Preferably, the conductive terminal is provided with a pin end and is in a perpendicular relationship with the conductive terminal. The conductive terminal is provided with a concave cavity, and the bottom of the concave cavity is provided with a plurality of equally spaced countersunk holes. One end of the concave cavity is provided with an avoidance groove, and the avoidance groove is provided with a through hole, and is arranged in the opposite direction to the pin end.

[0011] Preferably, the fixing plate is arranged in the concave cavity, the fixing plate is provided with a pressure-bearing part, and is arranged in the avoidance groove, the pressure-bearing part is provided with a pressing part, and passes through the through hole, and protrudes from the surface of the conductive terminal, and is higher than the top of the base, the countersunk hole is provided with a spring, and acts on the fixing plate, the fixing plate is provided with a stop block, and is embedded between the protrusions.

[0012] Preferably, the first slide groove is provided with a protective plate, which abuts against the top block and is connected and fixed to the first slide groove by interference fit. The protective plate is provided with a bending portion and is located at the top of the pin end.

[0013] Beneficial effects:

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model uses a liftable fixing plate to embed the stop block between the protrusions so that the conductive terminal is fixed in the position after the movement; it can also be separated from the protrusions to adjust the spacing between the conductive terminals, and the conductive terminals in the bus can be increased or decreased, so as to adapt to the spacing between the wiring ports of electrical equipment with different spacings, greatly improving the installation time, reducing the difficulty of installation, and making the product have the advantages of adjustable spacing and good applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of a busbar with adjustable spacing according to the utility model;

[0017] Figure 2 It is a schematic diagram of the side cross-sectional structure of a busbar with adjustable spacing according to the utility model;

[0018] Figure 3 This is a schematic diagram of the cross-sectional structure of a busbar with adjustable spacing according to the utility model;

[0019] Figure 4 For this utility model Figure 3 A partial structure enlarged view of detail A of a busbar with adjustable spacing;

[0020] Figure 5 This is a schematic diagram of the base structure of a busbar with adjustable spacing according to the utility model;

[0021] The corresponding relationship between the illustrations and component names in the figure is as follows:

[0022] Figure numerals: 1. base; 2. bus; 3. conductive terminal; 4. fixing plate; 5. plug; 6. spring; 7. protective plate; 11. first slide groove; 12. second slide groove; 13. support portion; 14. top block; 21. protrusion; 22. movable through hole; 31. pin end; 32. cavity; 33. countersunk hole; 34. avoidance groove; 35. through hole; 41. pressure-bearing portion; 42. pressing portion; 43. stop block; 71. bending portion. DETAILED DESCRIPTION

[0023] The technical solution of the utility model will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In the description of the present invention, it is necessary to understand that the directions or positional relationships indicated by the terms "up", "down", "left" and "right" are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0025] In the embodiment of the present invention, "and / or" is only a description of the association relationship of the associated objects, indicating that there can be three relationships. For example, A and / or B can represent: A exists alone, A and B exist at the same time, and B exists alone. In addition, the character " / " in this article generally indicates that the associated objects before and after are in an "or" relationship.

[0026] Reference example Figures 1 to 5 A busbar with adjustable spacing includes a base 1 and a busbar 2 arranged on the base 1, wherein the busbar 2 is provided with a plurality of convex blocks 21 with equal spacing, the busbar 2 is provided with a conductive terminal 3 that can slide left and right, and the conductive terminal 3 is provided with a lifting fixing plate 4 that is embedded between the convex blocks 21, so that the conductive terminal 3 is connected and fixed to the busbar 2;

[0027] It is worth mentioning that the base 1 is provided with a first slide groove 11 and a second slide groove 12, and an elastic support portion 13 is provided between the first slide groove 11 and the second slide groove 12. Plugs 5 are provided on both sides of the base 1 and are inserted into the first slide groove 11 and the second slide groove 12. A top block 14 is provided on one side of the first slide groove 11 and the support portion 13. The first slide groove 11 is used in conjunction with the protective plate 7, and the second slide groove 12 is used in conjunction with the bus 2. Through the support portion 13 and the matching top block 14, the protective plate 7 and the bus 2 are respectively connected and fixed to the first slide groove 11 and the second slide groove 12 by interference fit, and the plug 5 prevents foreign objects or fingers from accidentally touching the bus 2;

[0028] It is worth mentioning that the busbar 2 is slidably disposed in the second slide groove 12 and abuts against the top block 14, and is connected and fixed to the second slide groove 12 by interference fit. The busbar 2 is provided with a movable through hole 22, and the movable through hole 22 facilitates the conductive terminal 3 to move left and right therein;

[0029] It is worth mentioning that the protrusion 21 is arranged on one side of the movable through hole 22, and the protrusion 21 cooperates with the stop block 43;

[0030] It is worth mentioning that the conductive terminal 3 is provided with a pin end 31 and is in a vertical relationship with the conductive terminal 3. The conductive terminal 3 is provided with a concave cavity 32. The bottom of the concave cavity 32 is provided with a plurality of equally spaced countersunk holes 33. An avoidance groove 34 is provided at one end of the concave cavity 32. The avoidance groove 34 is provided with a through hole 35 and is arranged in the opposite direction to the pin end 31. The pin end 31 is mainly electrically connected to the wiring port of the electrical equipment. The avoidance groove 34 provides a holding space for the fixing plate 4 and facilitates the rising or falling of the fixing plate 4. The countersunk hole 33 prevents the spring 6 from detaching. The avoidance groove 34 provides a holding space for the pressure-bearing part 41 and facilitates the rising or falling of the pressure-bearing part 41. The position of the through hole 35 is arranged in the opposite direction to the pin end 31. It is mainly to prevent other personnel from touching the pressing part 42 in the live state after the initial adjustment of the installation by installing the protective plate 7 in the first slide groove 11.

[0031] It is worth mentioning that the fixing plate 4 is arranged in the concave cavity 32, the fixing plate 4 is provided with a pressure-bearing portion 41, and is arranged in the avoidance groove 34, the pressure-bearing portion 41 is provided with a pressing portion 42, and passes through the through hole 35, and protrudes from the surface of the conductive terminal 3, and is higher than the top of the base 1, the countersunk hole 33 is provided with a spring 6, and acts on the fixing plate 4, the fixing plate 4 is provided with a stop block 43, and is embedded between the protrusions 21, the pressing portion 42 controls the pressure-bearing portion 41 to descend, and moves synchronously with the fixing plate 4, and the spring 6 resets the fixing plate 4 and the pressure-bearing portion 41;

[0032] It is worth mentioning that the first slide groove 11 is provided with a protective plate 7, which abuts the top block 14 and is connected and fixed to the first slide groove 11 by interference fit. The protective plate 7 is provided with a bending portion 71 and is located at the top of the pin end 31. The bending portion 71 protects personnel from accidentally touching the pressing portion 42 when the device is energized. In addition, the protective plate 7 is a component that is installed last after the spacing between the conductive terminals 3 is adjusted.

[0033] The use principle of the utility model is now described as follows:

[0034] Applying pressure to the pressing portion 42 causes the pressure-bearing portion 41 to be pressed downward and the fixing plate 4 to be retracted into the cavity 32, and the spring 6 is energized to cause the stop block 43 to leave between the fixing blocks. At this time, the spacing between the conductive terminals 3 can be freely moved to adjust;

[0035] When the adjustment is completed, the pressure applied to the pressing part 42 is released, and the spring 6 releases the elastic force to restore the pressure-bearing part 41 and the fixing plate 4, and embed the stop block 43 between the protrusions 21 to prevent the conductive terminal 3 from moving left and right. The elastic force released by the spring 6 also makes the stop block 43 and the conductive terminal 3 tightly attached to the side of the movable groove, thereby strengthening the conductive terminal 3 to be fixed in the position after the movement.

[0036] The above design scheme can enable the product to achieve the advantages of adjustable spacing and good applicability.

[0037] The above content is a further detailed description of the utility model in combination with specific implementation methods. It cannot be determined that the specific implementation of the utility model is limited to these descriptions. For ordinary technicians in the technical field to which the utility model belongs, without departing from the concept of the utility model, they can also make several simple deductions or substitutions, which should be regarded as belonging to the scope of protection determined by the claims submitted for the utility model.

Claims

1. A busbar with adjustable spacing, comprising a base (1) and a busbar (2) arranged on the base (1), characterized in that: The busbar (2) is provided with a plurality of equidistant protrusions (21), the busbar (2) is provided with a conductive terminal (3) that can slide left and right, the conductive terminal (3) is provided with a liftable fixing plate (4) that is embedded between the protrusions (21) so that the conductive terminal (3) is connected and fixed to the busbar (2).

2. The busbar with adjustable spacing according to claim 1, characterized in that: The base (1) is provided with a first slide groove (11) and a second slide groove (12); an elastic support portion (13) is provided between the first slide groove (11) and the second slide groove (12); plugs (5) are provided on both sides of the base (1) and are inserted into the first slide groove (11) and the second slide groove (12); a top block (14) is provided on one side of the first slide groove (11) and the support portion (13).

3. The busbar with adjustable spacing according to claim 2, characterized in that: The bus bar (2) is slidably arranged in the second slide groove (12), abuts against the top block (14), and is connected and fixed to the second slide groove (12) by means of interference fit. The bus bar (2) is provided with a movable through hole (22).

4. The busbar with adjustable spacing according to claim 3, characterized in that: The convex block (21) is arranged on one side of the movable through hole (22).

5. The busbar with adjustable spacing according to claim 3, characterized in that: The conductive terminal (3) is provided with a pin end (31) which is in a perpendicular relationship with the conductive terminal (3); the conductive terminal (3) is provided with a cavity (32); a plurality of countersunk holes (33) with equal spacing are provided at the bottom of the cavity (32); an avoidance groove (34) is provided at one end of the cavity (32); the avoidance groove (34) is provided with a through hole (35) which is arranged in the opposite direction to the pin end (31).

6. The busbar with adjustable spacing according to claim 5, characterized in that: The fixing plate (4) is arranged in the concave cavity (32), the fixing plate (4) is provided with a pressure-bearing portion (41), and is arranged in the avoidance groove (34), the pressure-bearing portion (41) is provided with a pressing portion (42), passes through the through hole (35), protrudes from the surface of the conductive terminal (3), and is higher than the top of the base (1), the countersunk hole (33) is provided with a spring (6), and acts on the fixing plate (4), the fixing plate (4) is provided with a stop block (43), and is embedded between the protrusions (21).

7. The busbar with adjustable spacing according to claim 5, characterized in that: The first slide groove (11) is provided with a protective plate (7) which abuts against the top block (14) and is connected and fixed to the first slide groove (11) by means of interference fit. The protective plate (7) is provided with a bent portion (71) and is located at the top of the pin end (31).

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