CN211455734U

CN211455734U - Lithium cell plastic casing upper cover

Info

Publication number: CN211455734U
Application number: CN201922411259.6U
Authority: CN
Inventors: 高忠
Original assignee: Jiangxi Neutron Energy Co ltd
Current assignee: Jiangxi Neutron Energy Co ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-09-08
Anticipated expiration: 2029-12-28

Abstract

The utility model provides a lithium cell plastic casing upper cover, including upper cover and lithium cell, one side fixed mounting of upper cover has the lithium cell, and the one end fixed mounting of lithium cell has the connecting block, and the inside embedding of one end of upper cover is provided with the spread groove, and one side fixed mounting of spread groove has the connecting rod, and one side top fixed mounting of connecting rod has the spring, and the top fixed mounting of spring has the buffer board, and the top fixed mounting of buffer board has the dowel steel, and the top fixed mounting of dowel steel has the second connecting block. The utility model discloses be connected the connecting block of lithium cell and the spread groove of upper cover during the installation, drive the connecting rod simultaneously through the handle and let the one end of spread groove to one side draw and rise, can be more convenient when making the connecting block get into the spread groove, let the spread groove can have the pulling force of retrieving through the spring, make the upper cover be convenient for connect.

Description

Lithium cell plastic casing upper cover

Technical Field

The utility model relates to a glue shell upper cover technical field, especially relate to a cell-phone plastic casing upper cover.

Background

The lithium battery of the mobile phone mainly comprises an upper cover and a lower cover of a plastic shell, a lithium battery core, a protection circuit board and a recoverable fuse. Some manufacturers also configure NTC, identification resistance, vibration motor or charging circuit and other elements, the lithium battery belongs to durable articles, so the lithium battery is not delicate and expensive, people can stand by for the lithium battery, and the lithium battery does not need to be charged by an expensive original seat, wherein the upper cover of the lithium battery is used for protecting the lithium battery from being damaged by external impact force, but the existing upper cover of the lithium battery is inconvenient to connect and has poor protection capability, so the problem is solved and the upper cover of the plastic shell of the lithium battery is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an upper cover of a plastic shell of a lithium battery.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a plastic shell upper cover of a lithium battery comprises an upper cover and the lithium battery, wherein the lithium battery is fixedly arranged on one side of the upper cover, and a connecting block is fixedly arranged at one end of the lithium battery;

the upper cover includes spread groove, connecting rod, spring, buffer board, dowel steel, second connecting block, spliced pole, second spring, steel chi, pull rod, connecting plate, the inside embedding of one end of upper cover is provided with the spread groove, one side fixed mounting of spread groove has the connecting rod, one side top fixed mounting of connecting rod has the spring, the top fixed mounting of spring has the buffer board, the top fixed mounting of buffer board has the dowel steel, the top fixed mounting of dowel steel has the second connecting block, fixed mounting has the spliced pole in the middle of the inside of upper cover, the inside fixed mounting of spliced pole has the second spring, the one end fixed mounting of second spring has the steel chi, the terminal fixed mounting of steel chi has the pull rod, the one end fixed mounting of pull rod has the connecting plate.

As a further description of the above technical solution: the connecting grooves and the connecting blocks are of pentagonal structures and are matched with each other.

As a further description of the above technical solution: one end of the connecting rod penetrates through the outer wall of the upper cover to be connected with a handle, and the handle is of a cylindrical structure.

As a further description of the above technical solution: the buffer board is the arc structure, and the both ends of buffer board all are connected in one side top of spring.

As a further description of the above technical solution: the second connecting block is of a trapezoidal structure, and two ends of the top of the second connecting block are connected to the inner wall of the upper cover and one side face of the second spring.

As a further description of the above technical solution: the dowel bar is made of hollow stainless steel, and the bottom end of the dowel bar is connected to the middle of the top end of the buffer plate.

As a further description of the above technical solution: the steel ruler is of a spiral structure, and two steel rulers are symmetrically arranged on the upper side and the lower side of the periphery of the connecting column.

Has the advantages that:

1. the utility model discloses be connected the connecting block of lithium cell and the spread groove of upper cover during the installation, drive the connecting rod simultaneously through the handle and let the one end of spread groove to one side draw and rise, can be more convenient when making the connecting block get into the spread groove, let the spread groove can have the pulling force of retrieving through the spring, make the upper cover be convenient for connect.

2. Secondly, drive the dowel steel through the second connecting block and let the both ends of buffer board drive the spring and press when the top of upper cover received external pressure, can reduce the damaged rate of spread groove when making the upper cover pressurized, the pulling force through the buffer board both ends simultaneously lets the connection structure of spread groove be difficult to more strong the emergence and drops, then the spliced pole drives the steel rule through the second spring and stretches when battery heat is too high takes place expend with heat and contract with cold to both sides extension, let the steel rule drive the connecting plate through the pull rod and cushion the tensile expansive force in both sides, make the protective capacities of upper cover strong.

Drawings

FIG. 1 is a schematic sectional view of the upper cover and a lithium battery of the present invention;

FIG. 2 is a schematic top sectional view of a steel ruler according to the present invention;

fig. 3 is a schematic view of the overall structure of the present invention.

Illustration of the drawings:

an upper cover 1; a connecting groove 101; a connecting rod 102; a spring 103; a buffer plate 104; a dowel bar 105; a second connection block 106; a connecting post 107; a second spring 108; a steel rule 109; a pull rod 110; a connecting plate 111; a lithium battery 2; a connection block 201.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the upper cover of the plastic shell of the lithium battery comprises an upper cover 1 and a lithium battery 2, wherein the lithium battery 2 is fixedly installed on one side of the upper cover 1, and a connecting block 201 is fixedly installed at one end of the lithium battery 2;

upper cover 1 includes connecting groove 101, connecting rod 102, spring 103, buffer board 104, dowel steel 105, second connecting block 106, spliced pole 107, second spring 108, steel ruler 109, pull rod 110, connecting plate 111, the inside embedding of one end of upper cover 1 is provided with connecting groove 101, one side fixed mounting of connecting groove 101 has connecting rod 102, one side top fixed mounting of connecting rod 102 has spring 103, the top fixed mounting of spring 103 has buffer board 104, the top fixed mounting of buffer board 104 has dowel steel 105, the top fixed mounting of dowel steel 105 has second connecting block 106, fixed mounting has spliced pole 107 in the middle of the inside of upper cover 1, the inside fixed mounting of spliced pole 107 has second spring 108, the one end fixed mounting of second spring 108 has steel ruler 109, the terminal fixed mounting of steel ruler 109 has pull rod 110, the one end fixed mounting of pull rod 110 has connecting plate 111.

Wherein, connecting groove 101 and connecting block 201 are the pentagon structure, and coincide each other between, let be convenient for connect between upper cover 1 and the lithium cell 2 through connecting block 201 and connecting groove 101.

Wherein, the outer wall that the one end of connecting rod 102 runs through upper cover 1 is connected with the handle, and the handle is the cylinder structure, drives connecting rod 102 through the handle and lets the one end of connecting groove 101 pull to one side and rise, can be more convenient when making connecting block 201 get into connecting groove 101.

Wherein, buffer board 104 is the arc structure, and the both ends of buffer board 104 all connect in one side top of spring 103, can bring the pressure that dowel bar 105 brought into spring 103 through buffer board 104 and press and move and cushion.

Wherein, second connecting block 106 is the trapezium structure, and the top both ends of connecting block 106 all are connected in the inner wall of upper cover 1 and a side of second spring 108, can transmit the even second connecting block 106 that passes through of pressure in upper cover 1 top through second connecting block 106, lets second connecting block 106 be difficult to damage through the trapezium structure simultaneously.

The dowel bar 105 is made of hollow stainless steel, the bottom end of the dowel bar 105 is connected to the middle of the top end of the buffer plate, and pressure borne by the second connecting block 106 can be brought into the buffer plate 104 through the dowel bar 105 to be pressed to buffer pressure.

Wherein, steel ruler 109 is helical structure, and bilateral symmetry is provided with two about the periphery of spliced pole 107, makes steel ruler 109 itself possess tensile ability, lets the pulling force at the inside both ends of upper cover 1 simultaneously can cushion through steel ruler 109.

The working principle is as follows: when the device is used, the connecting block 201 of the lithium battery 2 is connected with the connecting groove 101 of the upper cover 1 when the device is installed, meanwhile, the handle drives the connecting rod 102 to enable one end of the connecting groove 101 to be pulled to one side, the connecting block 201 can be more conveniently led to enter the connecting groove 101, the connecting groove 101 can have recovered pulling force through the spring 103, the upper cover 1 is convenient to connect, then when the top end of the upper cover 1 receives external pressure, the second connecting block 106 drives the transmission rod 105 to enable two ends of the buffer plate 104 to drive the spring 103 to press, the damage rate of the connecting groove 101 can be reduced when the upper cover 1 is pressed, meanwhile, the connecting structure of the connecting groove 101 is enabled to be stronger and not easy to fall off through the pulling force at two ends of the buffer plate 104, then when the battery is over-high in heat, and expands with cold to extend to two sides, the connecting column 107 drives the steel ruler 109 to, the steel ruler 109 drives the connecting plate 111 through the pull rod 110 to buffer the expansion force of the two sides, so that the upper cover 1 has strong protection capability.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The upper cover of the plastic shell of the lithium battery comprises an upper cover (1) and the lithium battery (2), and is characterized in that the lithium battery (2) is fixedly arranged on one side of the upper cover (1), and a connecting block (201) is fixedly arranged at one end of the lithium battery (2);

the upper cover (1) comprises a connecting groove (101), a connecting rod (102), a spring (103), a buffer plate (104), a dowel bar (105), a second connecting block (106), a connecting column (107), a second spring (108), a steel ruler (109), a pull rod (110) and a connecting plate (111), wherein the connecting groove (101) is embedded in one end of the upper cover (1), the connecting rod (102) is fixedly installed on one side of the connecting groove (101), the spring (103) is fixedly installed above one side of the connecting rod (102), the buffer plate (104) is fixedly installed above the spring (103), the dowel bar (105) is fixedly installed at the top of the buffer plate (104), the second connecting block (106) is fixedly installed at the top end of the dowel bar (105), the connecting column (107) is fixedly installed in the middle of the upper cover (1), and the second spring (108) is fixedly installed inside the connecting column (107), one end fixed mounting of second spring (108) has steel chi (109), the terminal fixed mounting of steel chi (109) has pull rod (110), the one end fixed mounting of pull rod (110) has connecting plate (111).

2. The plastic casing upper cover for the lithium battery as claimed in claim 1, wherein the connecting groove (101) and the connecting block (201) are both pentagonal structures and are matched with each other.

3. The plastic casing upper cover for the lithium battery as claimed in claim 1, wherein one end of the connecting rod (102) penetrates through the outer wall of the upper cover (1) to be connected with a handle, and the handle is of a cylindrical structure.

4. The plastic casing upper cover for the lithium battery as claimed in claim 1, wherein the buffer plate (104) is of an arc structure, and both ends of the buffer plate (104) are connected above one side of the spring (103).

5. The plastic casing upper cover for the lithium battery as claimed in claim 1, wherein the second connecting block (106) is in a trapezoid structure, and both ends of the top of the second connecting block (106) are connected to the inner wall of the upper cover (1) and one side of the second spring (108).

6. The plastic shell upper cover for the lithium battery as recited in claim 1, wherein the dowel bar (105) is made of hollow stainless steel, and the bottom end of the dowel bar (105) is connected to the middle of the top end of the buffer plate.

7. The plastic casing upper cover for the lithium battery as claimed in claim 1, wherein the steel ruler (109) has a spiral structure, and two steel rulers are symmetrically arranged on the upper and lower sides of the periphery of the connecting column (107).