CN116526168A

CN116526168A - Combined terminal board

Info

Publication number: CN116526168A
Application number: CN202210078280.2A
Authority: CN
Inventors: 田涛; 程送圆; 胡林锋; 张中强
Original assignee: Aux Air Conditioning Co Ltd; Ningbo Aux Electric Co Ltd
Current assignee: Aux Air Conditioning Co Ltd; Ningbo Aux Electric Co Ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2023-08-01

Abstract

The invention provides a combined terminal board which comprises at least two terminal assemblies, wherein each terminal assembly comprises a first connecting end, a second connecting end and a base, the first connecting ends and the second connecting ends are respectively positioned on two sides of the base, and the second connecting ends are detachably connected with the first connecting ends of the other terminal assemblies. Therefore, a plurality of independent terminal assemblies can be connected together to form a combined terminal plate structure through the arrangement of the first connecting end and the second connecting end, and the combined terminal plate structure can be split into single independent terminal assemblies according to field requirements, so that the number of the terminal plates can be freely adjusted according to field conditions, and the combined terminal plate structure can be suitable for various scenes and is highly generalized.

Description

Combined terminal board

Technical Field

The invention relates to the field of electrical appliance connection, in particular to a combined terminal board.

Background

The terminal board is an accessory product for electrical connection, facilitating wiring. With the development of the electronic industry, the application range of the wiring terminal board is more and more. In the prior art, each connecting position is connected by an inserting sheet or a screw, and can be divided into 1-bit multi-bit terminal boards according to the different connecting position digits, as shown in fig. 1, a 4-bit terminal board and a 6-bit terminal board respectively, and when in model selection, the terminal boards with different connecting positions are required to be selected according to requirements. However, in actual use, the number of terminal plates is large, the production cost is high, the number of connection bits is fixed, and the number of terminal plates cannot be increased or decreased according to the change of field conditions, thereby wasting space.

Disclosure of Invention

In view of the above, the present invention is directed to a combined terminal board, which solves the problem that the number of connection bits of the terminal board is fixed and cannot be changed according to the change of the field conditions in the prior art.

In order to achieve the above purpose, the technical scheme of the invention is realized as follows:

the utility model provides a combination formula terminal plate, includes two at least terminal assemblies, the terminal assembly includes first link, second link and base, first link and second link are located respectively the both sides of base, the second link can be dismantled with the first link of another terminal assembly and be connected. Therefore, a plurality of independent terminal assemblies can be connected together to form a combined terminal plate structure through the arrangement of the first connecting end and the second connecting end, and the combined terminal plate structure can be split into single independent terminal assemblies according to field requirements, so that the number of the terminal plates can be freely adjusted according to field conditions, and the combined terminal plate structure can be suitable for various scenes and is highly generalized.

Further, the first connecting end is arranged to be of a structure with an opening at the front side, and the second connecting end is arranged to be of a structure with an opening at the rear side. Front-back separation between different terminal assemblies is avoided, and connection stability between different terminal assemblies is improved.

Further, the first connecting end comprises a first connecting cavity and a first side plate, the second connecting end comprises a second side plate and a second connecting cavity, the first side plate is optionally embedded in the second connecting cavity of the left side terminal assembly, and the second side plate is optionally embedded in the first connecting cavity of the right side terminal assembly. Therefore, the detachable connection of the plurality of terminal assemblies is realized, the first connecting cavity and the second connecting cavity can be formed by cutting away a part of materials on two sides of the terminal assemblies commonly used in the prior art, materials are saved, and the process is simplified.

Further, a fixing column or a fixing groove is formed in the first connecting end, a fixing groove or a fixing column is formed in the second connecting end, and connection of two adjacent terminal assemblies is achieved through cooperation of the fixing column or the fixing groove on the first connecting end and the fixing groove or the fixing column of the second connecting end on the adjacent terminal assemblies. The two adjacent terminal assemblies cannot easily move under the condition that no external force is applied, so that the connection stability is improved.

Further, protruding points are arranged on the fixing columns, grooves are formed in the fixing grooves, and the protruding points are connected with the grooves in a matched mode. The bump and the groove can be used for positioning and judging whether the two terminal assemblies are installed in place or not, and the connection stability of the two terminal assemblies is further improved.

Further, the fixing column is provided in a structure inclined backward in the front-rear direction.

Further, the first connecting end further comprises a first connecting plate, the first connecting plate is connected with the base, one end, far away from the base, of the first connecting plate is connected with the first side plate, the second connecting end further comprises a second connecting plate, the second connecting plate is connected with the base, and one end, far away from the base, of the second connecting plate is connected with the second side plate.

Further, the first connecting plate and the second connecting plate are respectively connected to the front side and the rear side of the base, and the first connecting plate and the second connecting plate are parallel to each other.

Further, the base sets up to massive structure, the base still includes body, baffle, first baffle and second baffle are located respectively the both sides of body, first baffle and second baffle are parallel to each other, first link with first baffle is connected, the second link with the second baffle is connected, the baffle is connected the intermediate position of first baffle and second baffle.

Further, the first baffle, the second baffle, the base and the upper side of the partition plate form a first concave cavity, the first baffle, the second baffle, the base and the lower side of the partition plate form a second concave cavity, and the first concave cavity and the second concave cavity are internally provided with an inserting sheet and a connecting piece respectively.

Compared with the prior art, the combined terminal plate has the following advantages:

the combined terminal plate structure can be formed by connecting a plurality of independent terminal assemblies together, and can be split into single independent terminal assemblies according to site requirements, so that the number of bits of the terminal plates can be freely adjusted according to site conditions, the types of the terminal plates are reduced, various scenes can be adapted, high universalization is realized, and batch purchasing is beneficial to saving cost

In the prior art, a first connecting cavity and a second connecting cavity can be formed by cutting off a part of materials on two sides of a common terminal assembly, so that the materials are saved, and the process is simplified.

Drawings

Fig. 1 is a schematic structural view of a combined terminal block in the prior art;

FIG. 2 is a schematic view of a combined terminal block structure according to an embodiment of the present invention;

FIG. 3 is a schematic view of a terminal assembly according to an embodiment of the present invention;

FIG. 4 is a schematic view of another view of a terminal assembly according to an embodiment of the present invention;

FIG. 5 is a schematic view of a third view of a terminal assembly according to an embodiment of the present invention;

fig. 6 is a schematic view of a fourth view of a terminal assembly according to an embodiment of the present invention;

FIG. 7 is a schematic view in section A-A of FIG. 6;

FIG. 8 is a schematic view in section B-B of FIG. 6;

fig. 9 is a schematic view of a fifth view of a terminal assembly according to an embodiment of the present invention;

FIG. 10 is a schematic view in section C-C of FIG. 9;

FIG. 11 is a schematic view in section D-D of FIG. 9;

fig. 12 is an assembled schematic view of a combined terminal board according to an embodiment of the invention;

FIG. 13 is a schematic view of an assembled 2-bit modular terminal block structure;

FIG. 14 is a schematic view of an assembled 4-position modular terminal block structure;

FIG. 15 is a schematic view of an assembled 5-position modular terminal block structure;

fig. 16 is a schematic view of an assembled 6-bit combined terminal board structure.

Reference numerals illustrate:

1-terminal assembly, 2-first connection end, 21-first side plate, 22-fixing post, 23-bump, 24-first connection cavity, 25-first connection plate, 3-second connection end, 31-second side plate, 32-fixing groove, 33-groove, 34-second connection cavity, 35-second connection plate, 4-base, 401-first cavity, 402-second cavity, 41-insert, 42-fixing hole, 43-connection piece, 44-screen, 45-positioning post, 46-partition plate, 47-first baffle, 48-second baffle, 49-body

Detailed Description

In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. In addition, the following description will be briefly made with respect to the azimuth in the following embodiments: references in the embodiments to directions or positional relationships indicated by "front", "back", "upper", "lower", "left", "right", etc., refer to the orientation or positional relationships shown in the drawings, and the term "on …" refers to being directly supported by the … element or indirectly supported by the element through another element integrated into or supported by the element.

As shown in fig. 1, the multi-position terminal board structure in the prior art is provided as a single body, and the number of the terminal boards cannot be increased or decreased according to the field conditions. For example, when the number of bits to be used is larger than the number of bits on the terminal board, an additional terminal board is required, resulting in higher cost, and when the number of bits to be used is smaller than the number of bits on the terminal board, the number of bits on the terminal board is made larger, resulting in space waste.

Thus, as shown in fig. 2 to 11, the present embodiment provides a combined terminal board structure, which includes at least two terminal assemblies, each terminal assembly 1 includes a first connection end 2, a second connection end 3 and a base 4, the first connection end 2 and the second connection end 3 are respectively located at two sides of the base 4, and the second connection end 3 is detachably connected with the first connection end 2 of the other terminal assembly 1. Therefore, a plurality of independent terminal assemblies can be connected together to form a combined terminal plate structure through the arrangement of the first connecting end and the second connecting end, and the combined terminal plate structure can be split into single independent terminal assemblies according to field requirements, so that the number of bits of the terminal plates can be conveniently adjusted according to field conditions, and high universality is realized.

Further, the first connecting end 2 is arranged to be of a front side opening structure, the second connecting end 3 is arranged to be of a rear side opening structure, front-back separation between different terminal assemblies is avoided, and connection stability between different terminal assemblies is improved.

Further, the first connecting end 2 includes a first connecting cavity 24 and a first side plate 21, the second connecting end 3 includes a second side plate 31 and a second connecting cavity 34, the first side plate 21 is selectively inserted into the second connecting cavity 34 of the left side terminal assembly, and the second side plate 31 is selectively inserted into the first connecting cavity 24 of the right side terminal assembly. Namely, the first connecting end 2 is connected with the second connecting end of the left terminal assembly, and the second connecting end is connected with the first connecting end of the right terminal assembly, so that the detachable connection of a plurality of terminal assemblies is realized, and the first connecting cavity and the second connecting cavity can be formed by cutting off a part of materials on two sides of the terminal assembly commonly used in the prior art, so that materials are saved, and the process is simplified.

As shown in fig. 3 to 5, in the present embodiment, a fixing post or a fixing groove is provided on the first connection end 2, a fixing groove or a fixing post is provided on the second connection end 3, and the two adjacent terminal assemblies are connected in a fitting manner by the fixing post or the fixing groove on the first connection end 2 and the fixing groove or the fixing post of the second connection end 3 on the adjacent terminal assembly, so that the two adjacent terminal assemblies cannot easily move under the condition that no external force is applied, and the connection stability is increased.

Preferably, the fixing post 22 is provided inside the first connection end 2, and the fixing groove 32 is provided inside the second connection end 3. More preferably, the fixing post 22 is disposed at a side of the first side plate 21 adjacent to the inside of the first connection chamber 24, the fixing groove 32 is disposed at a side of the second side plate 31 adjacent to the inside of the second connection chamber 34, the fixing post 22 extends in the up-down direction of the first side plate 21, and the fixing groove 32 extends in the up-down direction of the second side plate 31.

Further, the fixing posts 22 are configured to incline backward in the front-rear direction, and the shape of the corresponding fixing slot is matched with the shape of the fixing post, so that the front-rear limit fixation between the two terminal assemblies is further increased. When the first connection end 2 is connected with the second connection end 3 of the adjacent terminal assembly, the fixing column 22 corresponds to the fixing groove 32 of the adjacent terminal assembly, and the first side plate 21 is inserted into the second connection cavity 34 of the adjacent terminal assembly, so that stable connection of the two terminal assemblies is realized.

Further, in order to ensure stable connection between the fixing post 22 and the fixing groove 32 of the adjacent terminal assembly, as shown in fig. 6 to 11, a bump 23 is provided on the fixing post 22, a groove 33 is provided on the fixing groove 32, the bump 23 is engaged with the groove 33, and the arrangement of the bump 23 and the groove 33 can determine whether the two terminal assemblies are installed in place or not, so that the connection stability of the two terminal assemblies is further increased.

Preferably, the number of the protruding points 23 and the number of the grooves 33 are two, the protruding points are distributed up and down on the fixing column 22, and the grooves 33 are distributed up and down on the fixing groove 33.

In this embodiment, the first connecting end 2 further includes a first connecting plate 25, the first connecting plate 25 is connected with the base 4, one end of the first connecting plate 25 away from the base 4 is connected with the first side plate 21, the first side plate 21 and the first connecting plate 25 form an L-shaped structure, and a space enclosed by the first side plate 21, the first connecting plate 25 and the base 4 forms a first connecting cavity 24, so that the first side plate 21 is connected with the base 4 through the first connecting plate 25. Namely, the original base is cut off a part of material to form a first connecting cavity. The terminal assembly is convenient to process and reform on the basis of the terminal assembly in the prior art, and the die structure is simplified.

Similarly, the second connecting end 3 further includes a second connecting plate 35, the second connecting plate 35 is connected with the base 4, one end of the second connecting plate 35 far away from the base 4 is connected with the second side plate 31, the second side plate 31 and the second connecting plate 35 form an L-shaped structure, and a space enclosed by the second side plate 31, the second connecting plate 35 and the base 4 forms a second connecting cavity 34, so that the second side plate 31 is connected with the base 4 through the second connecting plate 35. Namely, the original base is cut off a part of material to form a second connecting cavity. The terminal assembly is convenient to process and reform on the basis of the terminal assembly in the prior art, and the die structure is simplified.

Further, the first connecting plate 25 and the second connecting plate 35 are respectively connected to the front and rear sides of the base 4, so that the first connecting cavity 24 and the second connecting cavity 34 respectively form a front sealing structure or a rear sealing structure.

Preferably, the first connecting plate 25 is connected in the position of the rear side of the base 4, the second connecting plate 35 is connected in the position of the front side of the base 4, and the first connecting plate 25 and the second connecting plate 35 are parallel to each other, so that the first connecting end 2 forms a front opening accommodating cavity structure, the second connecting end 3 forms a rear opening accommodating cavity structure, and when the connection stability of two adjacent terminal assemblies is ensured, the two terminal assemblies are prevented from being assembled in a staggered manner, and the assembly efficiency is improved.

In this embodiment, the base 4 is configured in a block structure, the base 4 includes a first cavity 401, a second cavity 402 and a partition 46, the first cavity 401 and the second cavity 402 are separated by the partition 46, the first cavity 401 and the second cavity 402 are respectively provided with a tab 41 and a connector 43, the connector 43 is used for locking a connection wire connected to the terminal assembly, and the tab 41 is used for crimping and fixing the connection wire. The connecting member 43 may be a screw or other common connecting member, so as to facilitate the connection and fixation of the wires.

Further, the first cavity 401 and the second cavity 402 are both disposed in a direction of the base 4 near the front side, the openings of the first cavity 401 and the second cavity 402 are sealed toward the front side and the rear side, the first cavity 401 and the second cavity 402 are distributed up and down, and the partition 46 is located between the first cavity 401 and the second cavity 402. The connecting wires of the electric appliance are connected to the terminal assembly through the front side of the terminal assembly, and regular wiring is ensured.

Further, a fixing hole 42 and a silk screen 44 are arranged on the partition 46, the fixing hole 42 penetrates through the base back and forth, and a fixing piece penetrates through the fixing hole 42 to fix the terminal assembly to the electric appliance; the screen printing 44 is used to distinguish between different types or different uses or terminal assemblies used at different locations, and the screen printing 44 does not affect the structure of the terminal assemblies.

Specifically, the base 4 includes a body 49, a first baffle 47 and a second baffle 48, the first baffle 47 and the second baffle 48 are respectively located at two sides of the body 49, the first baffle 47 and the second baffle 48 are parallel to each other, the partition 46 is connected at a middle position of the first baffle 47 and the second baffle 48, the first baffle 47, the second baffle 48 and the partition 46 form an H-shaped structure, a first cavity 401 is formed at upper sides of the first baffle 47, the second baffle 48, the base 4 and the partition 46, and a second cavity 402 is formed at lower sides of the first baffle 47, the second baffle 48, the base 4 and the partition 46, so that the first connecting cavity 24 is separated from the first cavity 401 and the second cavity 402 by the arrangement of the first baffle 47 and the second baffle 48, and the second connecting cavity 34 is also separated from the first cavity 401 and the second cavity 402. When the combined terminal board is assembled, the first connecting end and the second connecting end interfere with the wiring part, so that the connecting end and the wiring are mutually independent, and other parts are not influenced when the terminal assembly is assembled or disassembled.

Further, the first connecting plate 25 of the first connecting end 2 is connected with the first baffle 47 of the base 4, the second connecting plate 35 of the second connecting end 3 is connected with the second baffle 48 of the base 4, the first connecting plate 25 is flush with the rear side of the base body 49, the second connecting plate 35 is flush with the front side of the second baffle 48, the first side plate 21, the first connecting plate 25 and the first baffle 47 form the first connecting cavity 24, and the second side plate 31, the second connecting plate 35 and the second baffle 48 form the second connecting cavity 34, so that all accommodating cavities are separated to avoid mutual interference.

Still further, still be provided with reference column 45 at the rear side of base 4, reference column 45 sets up to the bellied structure backward, and reference column 45's setting is used for carrying out the prepositioning to terminal assembly and electrical apparatus's fixed mounting, is convenient for realize terminal assembly's quick fixed mounting.

In this embodiment, each terminal assembly 1 may be configured as an integrally formed structure, which simplifies the process and also prevents breakage of the two terminal assemblies during disassembly or assembly connection.

As part of the embodiment of the present invention, there is also provided an assembly method of a combined terminal board, as shown in fig. 12 to 16, taking a 2-bit combined terminal board as an example, two terminal assemblies are respectively defined as N and L, and two terminal assemblies are distinguished by silk-screen printing on the two terminal assemblies, and the specific assembly method includes the following steps:

placing the first connecting end 2 of the N terminal assembly in correspondence with the second connecting end 3 of the L terminal assembly;

the first side plate 21 of the N terminal assembly is aligned with the second connecting cavity 34 of the L terminal assembly, the fixing column 22 in the first connecting end 2 is aligned with the fixing groove 32 in the second connecting end 3 of the L terminal assembly, and the fixing column 22 and the fixing groove 32 are pushed in the extending direction until the first side plate 21 of the N terminal assembly is completely clamped into the second connecting cavity 34 of the L terminal assembly, and two protruding points of the N terminal assembly are respectively clamped with two grooves of the L terminal assembly, namely the assembly is completed. Similarly, assembly of any number of terminal assemblies may be accomplished to form any number of multi-bit terminal blocks.

As a part of the embodiment of the invention, a mounting mode of the combined terminal board is also provided, after the multi-position combined terminal board is formed, each terminal assembly is provided with a fixing hole 42 and a locating column 45, the locating column is adopted to pre-locate the terminal assembly, and then a screw or other connecting pieces penetrate through the fixing holes to fix the combined terminal board to an electric appliance, so that the fixed connection of the combined terminal board and the electric appliance is realized, and the mounting mode of the combined terminal board in the embodiment is similar to the non-detachable multi-position terminal board mounting mode in the prior art, and a unique mounting structure is not required to be additionally arranged.

Compared with the traditional terminal plate structure, the combined terminal plate provided by the embodiment can correspondingly adjust the number of positions, covers the functions of the multi-position terminal plate, has wide application range and high universality, is simple to operate and convenient to install, reduces the types of the terminal plates, greatly improves the efficiency in the aspect of type selection, and is favorable for saving cost by purchasing in batches.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention, and the scope of the invention should be assessed accordingly to that of the appended claims.

Claims

1. The utility model provides a combination formula terminal board, includes two at least terminal subassembly (1), its characterized in that, terminal subassembly (1) include first link (2), second link (3) and base (4), first link (2) and second link (3) are located respectively base (4) both sides, second link (3) can dismantle with another terminal subassembly's (1) first link (2).

2. The combined terminal block according to claim 1, characterized in that the first connection end (2) is provided in a front-side open configuration and the second connection end (3) is provided in a rear-side open configuration.

3. The modular terminal block of claim 1 or 2, wherein the first connection end (2) comprises a first connection cavity (24) and a first side plate (21), the second connection end (3) comprises a second side plate (31) and a second connection cavity (34), the first side plate (21) is selectively embedded in the second connection cavity (34) of the left side terminal assembly, and the second side plate (31) is selectively embedded in the first connection cavity (24) of the right side terminal assembly.

4. The combined terminal block according to claim 1 or 2, characterized in that a fixing column or a fixing groove is arranged on the first connecting end (2), a fixing groove or a fixing column is arranged on the second connecting end (3), and the connection of two adjacent terminal assemblies is realized through the cooperation of the fixing column or the fixing groove on the first connecting end (2) and the fixing groove or the fixing column of the second connecting end (3) on the adjacent terminal assembly.

5. The combined terminal block according to claim 4, wherein a protruding point (23) is provided on the fixing column (22), a groove (33) is provided on the fixing groove (32), and the protruding point (23) is connected with the groove (33) in a matching manner.

6. The combination terminal plate according to claim 5, wherein the fixing post (22) is provided in a structure inclined backward in the front-rear direction.

7. A combined terminal block according to claim 3, characterized in that the first connecting end (2) further comprises a first connecting plate (25), the first connecting plate (25) is connected with the base (4), one end of the first connecting plate (25) away from the base (4) is connected with the first side plate (21), the second connecting end (3) further comprises a second connecting plate (35), the second connecting plate (35) is connected with the base (4), and one end of the second connecting plate (35) away from the base (4) is connected with the second side plate (31).

8. The combined terminal block according to claim 7, wherein the first connecting plate (25) and the second connecting plate (35) are connected to the front and rear sides of the base (4), respectively, and the first connecting plate (25) and the second connecting plate (35) are parallel to each other.

9. The combined terminal board according to claim 1, wherein the base (4) is provided with a block structure, the base (4) further comprises a body (49), a partition plate (46), a first baffle plate (47) and a second baffle plate (48), the first baffle plate (47) and the second baffle plate (48) are respectively positioned at two sides of the body (49), the first baffle plate (47) and the second baffle plate (48) are parallel to each other, the first connecting end (2) is connected with the first baffle plate (47), the second connecting end (3) is connected with the second baffle plate (48), and the partition plate (46) is connected at the middle position of the first baffle plate (47) and the second baffle plate (48).

10. The combined terminal block according to claim 9, wherein the first baffle (47), the second baffle (48), the base (4) and the upper side of the partition plate (46) form a first concave cavity (401), the first baffle (47), the second baffle (48), the base (4) and the lower side of the partition plate (46) form a second concave cavity (402), and the first concave cavity (401) and the second concave cavity (402) are respectively provided with an inserting sheet (41) and a connecting piece (43).