CN218242167U

CN218242167U - Plastic integrated bus bar

Info

Publication number: CN218242167U
Application number: CN202221269388.1U
Authority: CN
Inventors: 黄剑波; 毛南旺; 江涛
Original assignee: Shenzhen Jingshi Electromechanical Technology Co ltd
Current assignee: Shenzhen Jingshi Electromechanical Technology Co ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2023-01-06
Anticipated expiration: 2032-05-25

Abstract

The utility model discloses a plastics one-piece type busbar relates to the technical field of structure of converging, including the busbar, the inside of busbar is provided with the inner chamber that converges, is provided with a plurality of connectors on the busbar, connector and the inner chamber intercommunication that converges, the inside at the busbar is installed in the connector embedding, the busbar is made for the PP material, and the busbar adopts injection moulding to set up, the connector when busbar injection moulding, the embedding in the mould with busbar integrated into one piece, and then make the connector embedding install in the busbar, by the direct die sinking injection moulding of PP material make the busbar. The utility model discloses a make into the busbar by the direct die sinking injection molding of pp material, and the connector is directly inlayed the die sinking and is moulded plastics and form, has saved manufacturing cost and has reduced in the use liquid resistance, and electrolyte also can be free in the production process according to the smooth and easy flow of technological requirement, more accords with the requirement of formation technology.

Description

Plastic integrated bus bar

Technical Field

The utility model relates to a technical field of the structure of converging, concretely relates to one-piece type busbar of plastics.

Background

The lithium battery is a kind of battery taking lithium metal or lithium alloy as negative pole material, using nonaqueous electrolyte solution, with the development of science and technology, the lithium battery has become the mainstream now, and the formation process of the lithium battery can produce a large amount of poisonous gas, so need to draw out these gases in time in the formation process, discharge in unison after processing, and need to use the negative pressure busbar in the negative pressure suction system, the manufacturing cost of the negative pressure busbar is directly related to the manufacturing cost of the whole lithium battery, therefore study and development are suitable for the negative pressure busbar that the negative pressure system uses, can bring abundant profit to the manufacturer absolutely, and the existing busbar basically adopts stainless steel pipe welding or aluminum alloy to cut and process and make; the manufacturing cost is high, the residual manufacturing scraps in the manufacturing device are difficult to clean, and the fluid resistance is large; electrolyte residual liquid is accumulated in the cavity in the using process and is difficult to flow, the flow resistance of the electrolyte is increased, and the confluence cavity is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a plastics one-piece type busbar to solve the above-mentioned weak point among the prior art.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides an integral type busbar of plastics, including the busbar, the inside of busbar is provided with the inner chamber that converges, be provided with a plurality of connectors on the busbar, connector and the inner chamber intercommunication that converges, the inside at the busbar is installed in the connector embedding, the busbar is made for the PP material, and the busbar adopts injection moulding setting, the connector is when busbar injection moulding, the embedding is in the mould with busbar integrated into one piece, and then make the connector can imbed and install in the busbar, directly die sinking injection moulding makes the busbar by the PP material, and the connector directly inlays die sinking injection moulding and forms, the manufacturing cost has been saved and liquid resistance reduces in the use, electrolyte also can be free smooth and easy flow according to the technological requirement in the production process, more accord with the requirement of formation technology.

Preferably, part of the connectors are located on one side of the bus bar and distributed along the length direction of the bus bar to be connected with other pipelines as branch connection points, one connector is located at the end part of the bus bar and connected with the main pipeline as a main flow connection point, so that the multiple connectors on the side edge of the bus bar can be used for carrying out a confluence effect, and toxic gas generated in the lithium battery formation process can be uniformly absorbed and converged.

Preferably, one end of the connector, which is located inside the busbar, is provided with a protruding portion, an engaging groove is formed in a contact area between the busbar and the protruding portion, and the protruding portion is engaged with the engaging groove, so that the connector is more stably mounted.

Preferably, the connector adopts stainless steel screwed joint, the nut is installed to the outside screw thread of connector, after busbar and connector shaping, install the nut on the connector, and screw, make the outer wall of nut and busbar sticis, and then drive the bellying and extrude the clamping groove, the bellying keeps the state that sticiss to the partial structure of busbar constantly promptly, thereby even the clamping groove is not enough normal when the shaping, also can make bellying and busbar closely press from both sides tightly through screwing the nut, and then guarantee the firm connection of connector.

Preferably, the both ends of busbar are provided with the installation and reserve the screw, and the screw is reserved in the installation is used for installing through bolted construction and other equipment.

In the technical scheme, the utility model provides a technological effect and advantage:

1. the utility model discloses an install the connector embedding in the inside of busbar, when the busbar that promptly is located was injection moulding, with connector embedding in the mould with busbar integrated into one piece, and then make the connector can embed and install in the busbar, make the busbar by the direct die sinking injection moulding of pp material, and the connector directly inlays die sinking injection moulding, has saved manufacturing cost and has reduced liquid resistance in the use, electrolyte also can be free and smooth flow according to the technological requirement in the production process, more accord with the requirement of formation technology;

2. the utility model discloses a be located the inside one end of busbar at the connector and set up the bellying, the busbar has the block groove with the regional shaping of bellying contact, and the bellying clamps in the block groove, and the connector adopts stainless steel screwed joint, installs the nut on the connector to screw, can drive bellying and block groove in close fit, and then guarantee the firm connection of connector. After the stainless steel threaded connector is manufactured by adopting die sinking, injection molding and inlaying, the production cost is greatly reduced in material and manufacturing process, and the bus bar structure better meets the requirements of the formation process; can bring more abundant profit for each production enterprise.

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 the overall structure of the present invention.

Fig. 2 is an enlarged view of a portion of fig. 1 according to the present invention.

Description of reference numerals:

1. a bus bar; 2. a confluence inner cavity; 3. a connector; 4. mounting a reserved screw hole; 5. a boss portion; 6. an engaging groove.

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.

Example 1

The utility model provides a as shown in fig. 1-2 one-piece type busbar of plastics, including busbar 1, busbar 1's inside is provided with chamber 2 that converges, be provided with a plurality of connectors 3 on busbar 1, connector 3 and chamber 2 intercommunication that converges, the inside at busbar 1 is installed in the embedding of connector 3, busbar 1 is made for the PP material, and busbar 1 adopts injection moulding setting, connector 3 is when busbar 1 injection moulding, the embedding is in the mould with busbar 1 integrated into one piece, and then make connector 3 can the embedding install in busbar 1, it moulds plastics into busbar 1 to directly the die sinking injection manufacturing by the PP material, and connector 3 directly inlays the die sinking and moulds plastics and form, save manufacturing cost and in the use liquid resistance and reduce, electrolyte also can be free smooth and easy flow according to the technological requirement in process in the production process, more accord with the requirement of formation technology.

Furthermore, in the above technical solution, part of the connectors 3 are located at one side of the bus bar 1, and are distributed along the length direction of the bus bar 1 to serve as branch connection points to be connected with other pipelines, one of the connectors 3 is located at the end of the bus bar 1 to serve as a main flow connection point to be connected with the main flow pipeline, so that the multiple connectors 3 at the side of the bus bar 1 can perform a confluence function, and toxic gases generated in the formation process of the lithium battery can be uniformly absorbed and converged.

Furthermore, in the above technical solution, a protruding portion 5 is disposed at one end of the connector 3 located inside the bus bar 1, a locking groove 6 is formed in a contact area between the bus bar 1 and the protruding portion 5, and the protruding portion 5 is locked in the locking groove 6, so that the connector 3 is more stably installed.

Further, in above-mentioned technical scheme, connector 3 adopts stainless steel screwed joint, the nut is installed to the outside screw thread of connector 3, busbar 1 and connector 3 shaping back, install the nut on connector 3, and screw, make the nut sticis with the outer wall of busbar 1, and then drive bellying 5 and extrude engaging groove 6, the state that sticiss to the partial structure of busbar 1 is being kept constantly to bellying 5 promptly, thereby even the engaging groove 6 is not enough normal when the shaping, also can make bellying 5 and busbar 1 closely press from both sides tightly through screwing the nut, and then guarantee the firm connection of connector 3.

Further, in the above technical solution, two ends of the busbar 1 are provided with mounting reserved screw holes 4, and the mounting reserved screw holes 4 are used for mounting with other devices through bolt structures;

the working principle is as follows: the connector 3 is embedded in the bus bar 1, namely, during injection molding of the bus bar 1, the connector 3 is embedded in a mold and integrally molded with the bus bar 1, so that the connector 3 can be embedded in the bus bar 1, the bus bar 1 is manufactured by directly opening the mold through pp materials, and the connector 3 is directly embedded, opened and injection molded, so that the manufacturing cost is saved, the liquid resistance in the using process is reduced, the electrolyte can freely and smoothly flow according to the process requirement in the production process, and the requirements of the formation process are better met, meanwhile, a bulge part 5 is arranged at one end of the connector 3, which is positioned in the bus bar 1, a clamping groove 6 is formed in the contact area of the bus bar 1 and the bulge part 5, the bulge part 5 is arranged in the clamping groove 6, the connector 3 adopts a stainless steel threaded connector, a nut is installed on the connector 3, and the nut is screwed, so that the bulge part 5 and the clamping groove 6 can be driven to be tightly matched, and the stable connection of the connector 3 is ensured. After the stainless steel threaded connector is manufactured by adopting die-sinking injection molding and inlaying, the production cost is greatly reduced in material and manufacturing process, and the bus structure better meets the requirements of the formation process; can bring more abundant profit for each production enterprise.

Certain exemplary embodiments of the present invention have been described above by way of illustration only, and 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. The utility model provides a plastics integral type busbar, includes busbar (1), the inside of busbar (1) is provided with collection flow inner chamber (2), its characterized in that: be provided with a plurality of connectors (3) on busbar (1), connector (3) and collection flow inner chamber (2) intercommunication, the inside at busbar (1) is installed in connector (3) embedding, busbar (1) adopts injection moulding to set up, connector (3) when busbar (1) injection moulding, the embedding with busbar (1) integrated into one piece in the mould.

2. The plastic integrated bus bar according to claim 1, wherein: and part of the connectors (3) are positioned on one side of the bus bar (1), are distributed along the length direction of the bus bar (1) and are connected with other pipelines as branch connecting points, and one of the connectors (3) is positioned at the end part of the bus bar (1) and is connected with a main pipeline as a main stream connecting point.

3. The plastic integrated bus bar according to claim 1, wherein: the connector (3) is located the inside one end of busbar (1) and is provided with bellying (5), the regional shaping of busbar (1) and bellying (5) contact has block groove (6), bellying (5) clamp in block groove (6).

4. The plastic integrated bus bar according to claim 1, wherein: the connector (3) adopts a stainless steel threaded connector, and a nut is installed on the external thread of the connector (3).

5. The plastic integrated bus bar according to any one of claims 1 to 4, wherein: and two ends of the busbar (1) are provided with mounting reserved screw holes (4).