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CN-224232895-U - Polymer battery cell with insulation protection structure

CN224232895UCN 224232895 UCN224232895 UCN 224232895UCN-224232895-U

Abstract

The utility model relates to the technical field of polymer battery cores, in particular to a polymer battery core with an insulation protection structure, which comprises a polymer battery core, wherein an insulation protection sleeve is sleeved on the surface of the polymer battery core, a locking mechanism comprises a sliding rail which is embedded and installed on one vertical inner wall of the insulation protection sleeve, one end of the sliding rail is embedded and installed with a locking ring, one end of the locking ring penetrates through the insulation protection sleeve, the inner side of the sliding rail is connected with a sliding strip fixedly connected with the polymer battery core in a sliding manner, the polymer battery core is locked on the inner side of the insulation protection sleeve in an elastic locking manner, the polymer battery core can be locked in an omnibearing manner by matching with the insulation protection sleeve, the polymer battery core can be more stable in the subsequent operation, and when a user needs to detach the polymer battery core, the user only needs to press a positioning block into an installation cavity, so that the polymer battery core can be detached conveniently.

Inventors

  • CHEN HAIPING
  • LIU ZHONGHUA

Assignees

  • 江苏佰信达电气有限公司

Dates

Publication Date
20260512
Application Date
20250508

Claims (7)

  1. 1. A polymer cell having an insulating protective structure, comprising: The battery comprises a polymer battery core (100), wherein an insulating protective sleeve (200) is sleeved on the surface of the polymer battery core (100); Locking mechanical system (300), locking mechanical system (300) are including embedding install in slide rail (310) of one of them vertical inner wall of insulating sheath (200), locking ring (320) are installed in the one end embedding of slide rail (310), insulating sheath (200) are run through to the one end of locking ring (320), the inboard sliding connection of slide rail (310) have slide bar (330) with polymer electricity core (100) fixed connection, installation cavity (331) with locking ring (320) inboard intercommunication have been seted up to one end of slide bar (330), inside sliding connection in installation cavity (331) has locating piece (340) with locking ring (320) grafting.
  2. 2. The polymer battery cell with the insulation protection structure according to claim 1, wherein an inner side of an opening at one end of the locking ring (320) is chamfered, and the minimum inner diameter of the locking ring (320) is the same as the maximum diameter of the positioning block (340) penetrating through the mounting cavity (331).
  3. 3. The polymer battery cell with the insulation protection structure of claim 1, wherein the vertical cross-sectional shapes of the positioning block (340) and the mounting cavity (331) are both laterally convex, and the maximum diameter of the positioning block (340) arranged in the mounting cavity (331) is smaller than the maximum inner diameter of the opening of the mounting cavity (331).
  4. 4. The polymer battery cell with the insulation protection structure of claim 1, wherein the inner side of the sliding rail (310) and the sliding bar (330) are of matched lateral convex shapes in vertical section, and corners of the sliding bar (330) are rounded.
  5. 5. The polymer battery cell with the insulation protection structure according to claim 1, wherein a spring (350) is arranged in the installation cavity (331), two ends of the spring (350) are respectively contacted with the installation cavity (331) and the positioning block (340), and the spring (350) is always in a compressed state.
  6. 6. The polymer battery cell with the insulation protection structure of claim 5, wherein the protection groove (341) is formed at one end of the positioning block (340), and one end of the spring (350) penetrates into the protection groove (341).
  7. 7. The polymer battery cell with the insulation protection structure according to claim 5, wherein the sliding rail (310), the locking ring (320), the sliding strip (330), the positioning block (340) and the spring (350) are all insulating plastic material components.

Description

Polymer battery cell with insulation protection structure Technical Field The utility model relates to the technical field of polymer battery cores, in particular to a polymer battery core with an insulation protection structure. Background The polymer battery core is one of lithium ion batteries, is made of polymer electrolyte materials, and has the characteristics of high energy density, long service life, high safety, strong flexibility and the like. The method is widely applied to the fields of electronic products, new energy automobiles, medical appliances, wearable equipment and the like. At present, chinese patent discloses polymer battery core with insulating protection architecture (grant bulletin number is CN 222029211U), when installing polymer battery core with insulating protection architecture, at first when installing, the buffer layer that rubber material was made can alleviate the vibrations that produce when contacting because of installing, and the higher first insulating layer of intensity and second insulating layer can prevent deformation when contacting or receiving the striking, can furthest alleviate the influence that causes when contacting harder shell on insulating basis, and the protective layer that sponge material was made can fine protection battery core body and first insulating layer not direct contact, if because of the too big deformation of first insulating layer that causes of dynamics, also have the protective layer as the buffer zone to prevent deformation direct influence of first insulating layer to the battery core body, compare current polymer battery core, can protect the battery core to receive the influence of contact or striking when contacting with harder shell, the protectiveness and the practicality to the battery core when installing of polymer battery core have been promoted. According to the above reference cases, the device is capable of plugging the polymer battery cell into the protective layer made of sponge and completing the quick connection through the fixing block, the groove and the limit groove, however, the device cannot prevent the polymer battery cell from moving towards the outward opening direction of the protective layer, it is difficult to ensure that the polymer battery cell is stably and statically connected with external equipment, and the uncertainty of the operation of the polymer battery cell is increased. Therefore, a polymer battery cell with an insulation protection structure is proposed to solve the above problems. Disclosure of utility model The utility model aims to solve the problems and provide a polymer battery cell with an insulation protection structure, which solves the problems that the polymer battery cell is difficult to effectively lock and the use uncertainty is increased in the prior polymer battery cell with the insulation protection structure. The utility model realizes the aim through the following technical scheme, and the polymer battery cell with the insulation protection structure comprises: the surface of the polymer battery core is sleeved with an insulating protective sleeve; The locking mechanism comprises a sliding rail which is embedded and installed on one vertical inner wall of the insulation protection sleeve, a locking ring is embedded and installed at one end of the sliding rail, one end of the locking ring penetrates through the insulation protection sleeve, a sliding strip fixedly connected with a polymer battery cell is connected to the inner side of the sliding rail in a sliding mode, an installation cavity communicated with the inner side of the locking ring is formed in one end of the sliding strip, and a positioning block which is inserted into the locking ring is connected to the inner side of the installation cavity in a sliding mode. Preferably, an oblique angle is chamfered on the inner side of the opening at one end of the locking ring, and the minimum inner diameter of the locking ring is the same as the maximum diameter of the positioning block penetrating out of the mounting cavity. Preferably, the vertical section shapes of the positioning block and the mounting cavity are both side convex, and the maximum diameter of the positioning block arranged in the mounting cavity is smaller than the maximum inner diameter of the opening of the mounting cavity. Preferably, the vertical section shapes of the inner side of the sliding rail and the sliding strip are both matched side convexities, and the corners of the sliding strip are rounded. Preferably, a spring is arranged in the mounting cavity, two ends of the spring are respectively contacted with the mounting cavity and the positioning block, and the spring is always in a compressed state. Preferably, a protection groove is formed in one end of the positioning block, and one end of the spring penetrates through the protection groove. Preferably, the sliding rail, the locking ring, the sliding strip, the positioning block and the sprin