CN214706131U - Low-temperature polymer lithium battery of mobile device - Google Patents

Abstract

The utility model belongs to the technical field of lithium batteries, and discloses a mobile device low-temperature polymer lithium battery, which comprises a bottom plate, wherein a threaded groove hole is formed in one side position in the plate body of the bottom plate in the vertical direction, a rubber bracket is fixedly arranged in the middle position of the plate body top of the bottom plate, a limiting seat is fixedly connected in one side position of the plate body top of the bottom plate in the vertical direction, a shell is arranged above the plate body of the bottom plate, one end of the shell is clamped and connected in the clamping groove, the utility model discloses a connecting seat and a pressing plate are arranged, the pressing plate can rotate along the shaft body along the circumference of the connecting seat under the driving of a rotating shaft, thereby fixing and limiting the graphite heat conducting sheet above the shell, facilitating the disassembly and the re-tightening of the heat conducting sheet when the internal elements of the lithium battery shell are overhauled or replaced, the working performance of the lithium battery is improved.

Description

Low-temperature polymer lithium battery of mobile device

Technical Field

The utility model belongs to the technical field of the lithium cell, concretely relates to mobile device low temperature polymer lithium cell.

Background

The mobile device generally refers to a portable handheld device, and with the development of the era and the progress of science and technology, because corresponding information can be obtained through the mobile device anytime and anywhere, the mobile device becomes more and more popular, and the market demand is also greater and greater, wherein one of the most concerned problems is the cruising ability of the mobile device, which relates to whether people can use the mobile device normally with high efficiency and convenience, and the low-temperature polymer lithium battery installed in the device can not be removed, so that enough power for normal work of the mobile device can be provided.

When the existing lithium battery works in the equipment, the phenomenon of shaking is likely to occur due to the fact that the lithium battery is not limited and stable enough along with the movement of the equipment, the lithium battery is not stable enough relative to the installation position of the equipment, and the heat conducting sheet cannot be detached and re-tightened when the battery is required to be overhauled or replaced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mobile device low temperature polymer lithium cell to solve current lithium cell can not comparatively simple and convenient dismantle the tight problem of dress and do not carry out the problem of comparatively firm spacing processing to the casing in equipment inside.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mobile device low temperature polymer lithium cell, includes the bottom plate, the vertical direction in the inside one side position of plate body of bottom plate has seted up the screw thread slotted hole, the plate body top intermediate position fixed mounting of bottom plate has the rubber bracket, the spacing seat of the vertical direction fixedly connected with in plate body top one side position of bottom plate, the block groove has been seted up to the pedestal inside of spacing seat, the plate body top position of bottom plate is provided with the casing, the one end block of casing is connected in the inside in block groove.

Preferably, the outer portion of one end of the casing, which is far away from the clamping groove, is fixedly connected with a casing top plate, the lower portion of one side of the outer portion of the plate body of the casing top plate is fixedly provided with a positive electrode tab, and the upper portion of one side of the outer portion of the plate body of the casing top plate is fixedly provided with a negative electrode tab.

Preferably, one side position of the positive electrode lug is fixedly connected with a positive plate, one side position of the negative electrode lug is fixedly connected with a negative plate, a diaphragm is arranged between the positive plate and the negative plate in the horizontal direction, and electrolyte is arranged in the shell.

Preferably, a fixing plate is fixedly connected to one side of the bottom of the plate body of the top plate of the shell, a screw is arranged in the plate body of the fixing plate in the vertical direction, and the screw is in threaded connection with the threaded groove hole.

Preferably, the vertical direction in one side position of rubber bracket is provided with the montant, the body of rod fixed connection of montant is in the bottom plate, the top fixedly connected with connecting seat of montant.

Preferably, a rotating shaft is arranged in the connecting seat in the vertical direction, a pressing plate is connected to the rotating shaft in the horizontal direction outside the rotating shaft, a rubber pad is fixedly connected to the bottom of the pressing plate body, and a graphite heat conducting fin is arranged below the rubber pad in the horizontal direction.

Compared with the prior art, the utility model, following beneficial effect has:

(1) the utility model discloses connecting seat and clamp plate have been set up, the inside of connecting seat is provided with axis of rotation and clamp plate structure, and the clamp plate can take place for the circumference of connecting seat to rotate along the axis body under the drive of axis of rotation to can fix spacing processing to the graphite conducting strip of casing top, made things convenient for overhaul lithium cell casing internal component or when changing, comparatively simple and convenient dismantles and adorn tight work again the conducting strip, improved the working property of lithium cell.

(2) The utility model discloses set up spacing seat and rubber bracket, spacing seat can cooperate other end screw and the spacing work of fixed plate to carry out comparatively stable fixed processing to the casing on the horizontal direction, has prevented to carry out work or remove the phenomenon that the in-process lithium cell appears rocking at the mobile device, has guaranteed the comparatively stable operational environment of lithium cell, has optimized the structural performance of lithium cell.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a side view of the present invention;

FIG. 4 is an enlarged view of the point A of the present invention;

in the figure: 1. a base plate; 100. a threaded slot; 2. a rubber bracket; 3. a limiting seat; 30. a clamping groove; 4. a housing; 5. a housing top plate; 6. a positive electrode tab; 60. a positive plate; 7. a negative electrode tab; 70. a negative plate; 8. a diaphragm; 9. an electrolyte; 10. a fixing plate; 11. a screw; 12. a vertical rod; 13. a connecting seat; 14. a rotating shaft; 15. pressing a plate; 150. a rubber pad; 16. graphite conducting strip.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a mobile device low temperature polymer lithium cell, comprising a base plate 1, threaded groove hole 100 has been seted up to the inside vertical direction in one side position of plate body of bottom plate 1, plate body top intermediate position fixed mounting of bottom plate 1 has rubber bracket 2, rubber bracket 2 is provided with a plurality of altogether, horizontal direction evenly distributed along bottom plate 1, relatively even and comprehensive lifting is carried out casing 4, and certain anti-skidding effect has been played, the spacing seat of the vertical direction fixedly connected with of plate body top one side position of bottom plate 13, the block groove 30 has been seted up to spacing seat 3's pedestal inside, the plate body top position of bottom plate 1 is provided with casing 4, casing 4's one end block is connected in the inside of block groove 30.

Further, the casing 4 is kept away from the outside fixedly connected with casing roof 5 of one end of block groove 30, and the outside one side lower position fixed mounting of plate body of casing roof 5 has anodal utmost point ear 6, and the outside one side top position fixed mounting of plate body of casing roof 5 has negative pole utmost point ear 7, and anodal utmost point ear 6 and negative pole utmost point ear 7's effect mainly are with the inside electric energy transmission of lithium cell to external circuit supply mobile device normal work.

Furthermore, a positive plate 60 is fixedly connected to one side of the positive tab 6, a negative plate 70 is fixedly connected to one side of the negative tab 7, a diaphragm 8 is arranged between the positive plate 60 and the negative plate 70 in the horizontal direction, the diaphragm 8 is arranged between the positive plate and the negative plate to separate the positive and negative electrodes of the battery, so as to prevent the occurrence of the two-stage direct short circuit, and an electrolyte 9 is arranged in the casing 4.

Specifically, the fixed plate 10 is fixedly connected to one side of the bottom of the plate body of the shell top plate 5, the fixed plate 10 is provided with two, the two fixed plates 10 are symmetrically arranged along the vertical central line of the shell top plate 5, the screw 11 is arranged in the vertical direction in the plate body of the fixed plate 10, and the screw 11 is in threaded connection with the threaded groove hole 100, so that the position of the shell 4 is limited by the connection stability of the fixed plate 10 and the bottom plate 1.

Worth explaining, one side position vertical direction of rubber bracket 2 is provided with montant 12, and montant 12 is provided with two altogether, along the vertical central line symmetry setting of casing 4, and the body of rod fixed connection of montant 12 is in bottom plate 1, the top fixedly connected with connecting seat 13 of montant 12.

Further, the inside vertical direction of connecting seat 13 is provided with axis of rotation 14, the outside horizontal direction of axis of rotation 14 is connected with clamp plate 15, clamp plate 15's plate body bottom fixedly connected with rubber pad 150, rubber pad 150 compresses tightly graphite conducting strip 16 at clamp plate 15 and contacts with graphite conducting strip 16 when spacing, has both played the effect of protection graphite conducting strip 16, has played certain anti-skidding effect again, and rubber pad 150's below position horizontal direction is provided with graphite conducting strip 16.

The utility model discloses a theory of operation and use flow: when the utility model is used, firstly, the shell 4 of the lithium battery is horizontally placed at the upper position of the rubber bracket 2, one end of the shell 4 is connected with the limiting seat 3, so that the end part of the shell 4 is in clamping connection with the clamping groove 30 inside the limiting seat 3, then, the fixing plate 10 fixedly connected with the shell top plate 5 is attached to the bottom plate 1 and is in threaded connection with the threaded groove hole 100 through the screw 11, the shell 4 is stably limited by matching with the limiting seat 3 at the other end, the stability of the shell 4 is ensured, the graphite heat conducting fin 16 is placed at the top position of the shell 4, the pressing plate 15 rotates relative to the connecting seat 13 through the rotating shaft 14, the graphite heat conducting fin 16 is pressed at the upper position of the shell 4, the graphite heat conducting fin 16 can assist the shell 4 to dissipate heat when the lithium battery normally works, when the graphite heat conducting fin 16 needs to be detached, the pressing plate 15 is moved away through the rotating shaft 14, the contact pressing plate 15 is limited to the graphite heat conducting strip 16, and the connecting wire inside the mobile device can be connected with the positive pole lug 6 and the negative pole lug 7 respectively to complete power supply connection with the lithium battery.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A low-temperature polymer lithium battery for mobile equipment comprises a bottom plate (1), and is characterized in that: the utility model discloses a clamp for the building of a building, including bottom plate (1), the vertical direction in the inside one side position of plate body of bottom plate (1) has seted up screw thread slotted hole (100), the plate body top intermediate position fixed mounting of bottom plate (1) has rubber bracket (2), the spacing seat of the vertical direction fixedly connected with (3) in plate body top one side position of bottom plate (1), block groove (30) have been seted up to the pedestal inside of spacing seat (3), the plate body top position of bottom plate (1) is provided with casing (4), the inside in block groove (30) is connected in the one end block of casing (4).

2. A low temperature polymer lithium battery for mobile devices as claimed in claim 1, wherein: the outer fixedly connected with casing roof (5) of one end that block groove (30) was kept away from in casing (4), the outside one side below position fixed mounting of plate body of casing roof (5) has anodal utmost point ear (6), the outside one side top position fixed mounting of plate body of casing roof (5) has negative pole utmost point ear (7).

3. A low temperature polymer lithium battery for mobile devices as claimed in claim 2, wherein: the lithium battery is characterized in that a positive plate (60) is fixedly connected to one side of the positive pole lug (6), a negative plate (70) is fixedly connected to one side of the negative pole lug (7), a diaphragm (8) is arranged between the positive plate (60) and the negative plate (70) in the horizontal direction, and electrolyte (9) is arranged inside the shell (4).

4. A low temperature polymer lithium battery for mobile devices as claimed in claim 2, wherein: the novel shell structure is characterized in that a fixing plate (10) is fixedly connected to one side of the bottom of the plate body of the shell top plate (5), a screw (11) is arranged in the plate body of the fixing plate (10) in the vertical direction, and the screw (11) is in threaded connection with the threaded groove hole (100).

5. A low temperature polymer lithium battery for mobile devices as claimed in claim 1, wherein: vertical direction in one side position of rubber bracket (2) is provided with montant (12), the body of rod fixed connection of montant (12) is in bottom plate (1), the top fixedly connected with connecting seat (13) of montant (12).

6. A low temperature polymer lithium battery for mobile devices as claimed in claim 5, wherein: the graphite heat-conducting plate is characterized in that a rotating shaft (14) is arranged in the connecting seat (13) in the vertical direction, a pressing plate (15) is connected to the outside of a shaft body of the rotating shaft (14) in the horizontal direction, a rubber pad (150) is fixedly connected to the bottom of a plate body of the pressing plate (15), and a graphite heat-conducting fin (16) is arranged below the rubber pad (150) in the horizontal direction.

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