CN214153086U

CN214153086U - Small-size lithium cell with explosion-proof construction

Info

Publication number: CN214153086U
Application number: CN202120041615.4U
Authority: CN
Inventors: 汪磊
Original assignee: Jiangxi Baiteng Chuangda Technology Co ltd
Current assignee: Jiangxi Baiteng Chuangda Technology Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-09-07
Anticipated expiration: 2031-01-08

Abstract

The utility model discloses a small lithium battery with an explosion-proof structure, which comprises a reinforced shell, a battery, a damping buffer component, an emergency circuit breaking component and a temperature cooling component, wherein a main cable is arranged above the reinforced shell, the battery is fixedly connected below the main cable, the damping buffer component is arranged on the outer surface of the battery, the emergency circuit breaking component is also arranged at the joint of the main cable and the battery, the temperature cooling component is arranged below the reinforced shell, support legs are fixedly connected below the temperature cooling component, one side of a vertical plate is connected with a rubber cushion in a gluing way, a side baffle is fixedly connected above the vertical plate, a hose is arranged below the right side of a cooling pipe, the two groups of hoses are shared, the impact energy of the battery in the lateral direction is relieved through a spring rod, and the impact of the battery in the lateral direction is relieved by a frame II, a round rod, a spring and a ring sleeve, the impact of the ring sleeve is relieved through the spring absorption, so that the vibration of the battery can be stably consumed, avoid causing negative harm and influence to the battery body for the battery can permanent stable work.

Description

Small-size lithium cell with explosion-proof construction

Technical Field

The utility model relates to a lithium cell technical field specifically is a small-size lithium cell with explosion-proof construction.

Background

A "lithium battery" is a type of battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a positive/negative electrode material. The chemical characteristics of the lithium metal are very active, so that the lithium metal has very high requirements on the environment in processing, storage and use. The BMS power management system is added in some lithium battery structures for the safety attributes of the lithium batteries, the lithium batteries can be customized for clients in a personalized mode, battery output, charging, wired or wireless communication, fault diagnosis and the like can be managed, power safety management can be conducted, and technical parameters needed by the clients can be basically obtained from the BMS and managed.

The existing lithium batteries have some defects, firstly, most of the lithium batteries do not have the capacity of relieving external impact or impact structurally, the technical structure of the lithium batteries has the risk of explosion caused by impact, and therefore the lithium batteries need to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a small-size lithium cell with explosion-proof construction to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a small-size lithium cell with explosion-proof structure, is including consolidating shell, battery, shock attenuation buffering subassembly, the emergent subassembly and the temperature cooling module that opens circuit, it is equipped with total cable to consolidate the shell top, total cable below fixedly connected with battery, battery surface mounting has the shock attenuation buffering subassembly, the emergent subassembly that opens circuit is still installed with the junction of battery to total cable, consolidate the shell below and install temperature cooling module, temperature cooling module below fixedly connected with stabilizer blade.

Preferably, shock attenuation buffer unit is still including a frame, a spring beam, No. two frames, round bar, spring, ring cover, riser, diaphragm, No. one spring beam of frame one side fixedly connected with, No. two frames of spring beam one end fixedly connected with, No. two frame one side fixedly connected with round bar, the round bar surface is equipped with the spring, round bar surface sliding connection has the ring cover, ring cover one side fixedly connected with riser, riser one side below is equipped with the diaphragm.

Preferably, the emergency circuit-breaking assembly further comprises a shell, an electromagnet, a second spring rod, a magnet, a movable contact, a fixed contact and an electrifying flexible wire, wherein the electromagnet is fixedly connected to the upper part of the inner surface of the shell, the second spring rod is fixedly connected to the two sides of the electromagnet, the magnet is fixedly connected to the lower part of the second spring rod, the movable contact is fixedly connected to the right side of the magnet, the fixed contact is slidably connected to the lower part of the movable contact, and the electrifying flexible wire is fixedly connected to the upper part of the movable contact.

Preferably, the temperature cooling subassembly is still led the warm board including shell seat, protection network, fan, cooling tube, water tank, water pump, cooling tube, metal, the both ends fixedly connected with protection network of shell seat internal surface, the fan is installed to shell seat internal surface left end, the fan right-hand member is equipped with the cooling tube, shell seat upper right side fixedly connected with water tank, the water pump is installed to water tank internal surface below, water tank left side below fixedly connected with cooling tube, the warm board is led to cooling tube one side fixedly connected with metal.

Preferably, a thermometer is installed above the outer surface of the temperature cooling assembly and electrically connected with the electromagnet.

Preferably, a third spring rod is fixedly connected to the lower portion of the transverse plate, and a circular shaft seat is fixedly connected to the lower portion of the third spring rod.

Preferably, the rubber cushion is connected to one side of the vertical plate in a gluing mode, and the side baffle is fixedly connected to the upper portion of the vertical plate.

Preferably, hoses are arranged below the right side of the cooling pipe, and the number of the hoses is two.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a shock attenuation buffering subassembly alleviates the battery by the ascending impact energy of side through a spring beam, simultaneously by No. two frame, round bar, spring, ring cover cooperations, through the impact of spring absorption, mitigateing ring cover for the vibration of battery can steady consumption fall, avoids causing harm and the influence of negative side to the battery body, makes the battery can permanent stable work.

2. The utility model discloses an emergent subassembly that opens circuit passes through the thermometer to the temperature detection of cooling water liquid to detect out the whole operating temperature of battery, in case higher temperature appears, exceeded the warning line, then the electro-magnet circular telegram, pull up magnet, movable contact, make movable contact and fixed contact separation, break off the working line of battery, make the battery that is in dangerous condition can the stop work, slow lowering temperature replies the normal condition, avoid the battery continuation work under the high temperature, cause the spontaneous combustion phenomenon.

3. The utility model discloses a temperature cooling subassembly passes through the fan operation, cools down the effect to the cooling tube for water liquid totality in the water tank is maintained under the condition of lower temperature, makes water pump, cooling tube can be better bring long-term effectual temperature cooling for the battery, makes the operating condition temperature of battery reliable, is favorable to long-term, frequent work of battery.

Drawings

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

FIG. 2 is a schematic structural view of the shock absorbing and cushioning assembly of the present invention;

fig. 3 is a schematic structural diagram of the temperature cooling assembly of the present invention.

In the figure: the emergency circuit breaker comprises a reinforced shell 1, a main cable 2, a battery 3, a shock absorption buffer assembly 4, a first frame 41, a first spring rod 42, a second frame 43, a round rod 44, a spring 45, a ring sleeve 46, a vertical plate 47, a transverse plate 48, an emergency circuit breaking assembly 5, a shell 51, an electromagnet 52, a second spring rod 53, a magnet 54, a movable contact 55, a fixed contact 56, an electrified soft wire 57, a temperature cooling assembly 6, a shell seat 61, a protective net 62, a fan 63, a cooling pipe 64, a water tank 65, a water pump 66, a cooling pipe 67, a metal temperature guide plate 68, a support leg 7, a thermometer 101, a round shaft seat 401, a third spring rod 402, a rubber cushion 403, a side baffle 404 and a hose 601.

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 technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a small-size lithium cell with explosion-proof structure, including consolidating shell 1, battery 3, shock attenuation buffering subassembly 4, emergent subassembly 5 and the temperature cooling module 6 that opens circuit, consolidate 1 top of shell and be equipped with

total cable

2, 2 below fixedly connected with batteries 3 of total cable, 3 outer surface mounting of battery have shock attenuation buffering subassembly 4, the emergent subassembly 5 that opens circuit is still installed with the junction of battery 3 to total cable 2, consolidate 1 below of shell and install

temperature cooling module

6, 6 below fixedly connected with stabilizer blade 7 of temperature cooling module.

Further, shock attenuation buffer unit 4 is still including a frame 41, a spring beam 42, No. two frames 43, round bar 44, spring 45, ring cover 46, riser 47, diaphragm 48, No. one frame 41 one side fixedly connected with spring beam 42, No. two frames 43 of spring beam 42 one end fixedly connected with, No. two frame 43 one side fixedly connected with round bar 44, the round bar 44 surface is equipped with spring 45, round bar 44 surface sliding connection has ring cover 46, ring cover 46 one side fixedly connected with riser 47, riser 47 one side below is equipped with diaphragm 48.

Further, the emergency circuit-breaking assembly 5 further comprises a housing 51, an electromagnet 52, a second spring rod 53, a magnet 54, a movable contact 55, a fixed contact 56 and an electrifying flexible wire 57, wherein the electromagnet 52 is fixedly connected above the inner surface of the housing 51, the second spring rods 53 are fixedly connected to two sides of the electromagnet 52, the magnet 54 is fixedly connected below the second spring rod 53, the movable contact 55 is fixedly connected to the right side of the magnet 54, the fixed contact 56 is slidably connected below the movable contact 55, and the electrifying flexible wire 57 is fixedly connected above the movable contact 55.

Further, temperature cooling module 6 is still including outer shell seat 61, protection network 62, fan 63, cooling tube 64, water tank 65, water pump 66, cooling tube 67, the metal leads warm board 68, outer shell seat 61 internal surface both ends fixedly connected with protection network 62, fan 63 is installed to outer shell seat 61 internal surface left end, fan 63 right-hand member is equipped with cooling tube 64, outer shell seat 61 upper right side fixedly connected with water tank 65, water pump 66 is installed to water tank 65 internal surface below, water tank 65 left side below fixedly connected with cooling tube 67, cooling tube 67 one side fixedly connected with metal leads warm board 68.

Further, install thermometer 101 above the temperature cooling module 6 surface, thermometer 101 and electro-magnet 52 electric connection detect temperature and battery state in time through the thermometer, once high temperature then the electro-magnet, carry out the outage and handle.

Further, the third spring rod 402 is fixedly connected to the lower portion of the transverse plate 48, the circular shaft seat 401 is fixedly connected to the lower portion of the third spring rod 402, and the lower portion of the circular shaft seat is enabled to have buffering forces in two directions (buffering effect is not as good as that of an integral structure) through structural processing of the shaft seat and the spring rod.

Further, the gluing of riser 47 one side is connected with rubber cushion 403, and riser 47 top fixedly connected with side baffle 404, potential energy conduction when the cushion increases the buffering, and the baffle makes laying of battery convenient simultaneously, and what can be natural blocks the battery, avoids its slippage.

Furthermore, a hose 601 is arranged below the right side of the cooling pipe 67, and the hoses 601 are divided into two groups, so that the operation of the cooling structure is not influenced when the battery is flexibly buffered.

The working principle is as follows: in use, at first by the work of shock attenuation buffer unit 4, alleviate battery 3 through a spring beam 42 by the ascending impact energy of side, simultaneously by No. two frame 43, round bar 44, spring 45, the cooperation of ring cover 46, absorb, alleviate the impact of ring cover 46 through spring 45 for battery 3's vibration can steady consumption fall, avoids causing negative harm and influence to the battery body, makes the battery can permanent stable work.

And secondly, the emergency circuit-breaking assembly 5 works, the temperature of the cooling water liquid is detected through the thermometer 101, so that the overall working temperature of the battery 3 is detected, once the higher temperature is generated and exceeds the warning line, the electromagnet 52 is electrified, the magnet 54 and the movable contact 55 are pulled up, the movable contact 55 is separated from the fixed contact 56, the working circuit of the battery is disconnected, the battery in a dangerous state can stop working, the temperature is slowly reduced, the normal condition is recovered, and the phenomenon of spontaneous combustion caused by the fact that the battery continues to work at high temperature is avoided.

Finally, the temperature cooling assembly 6 works, the fan 63 operates to cool the cooling pipe 64, so that water in the water tank 65 is generally maintained at a lower temperature, the water pump 66 and the cooling pipe 67 can well cool the battery at a long-term effective temperature, the temperature of the battery in a working state is reliable, and the long-term and frequent work of the battery is facilitated.

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

1. The utility model provides a small-size lithium cell with explosion-proof structure, includes reinforcement shell (1), battery (3), shock attenuation buffering subassembly (4), emergent subassembly (5) and the temperature cooling module (6) that opens circuit, its characterized in that: consolidate shell (1) top and be equipped with total cable (2), total cable (2) below fixedly connected with battery (3), battery (3) surface mounting has shock attenuation buffering subassembly (4), the emergent subassembly (5) that opens circuit is still installed with the junction of battery (3) in total cable (2), consolidate shell (1) below and install temperature cooling module (6), temperature cooling module (6) below fixedly connected with stabilizer blade (7).

2. A small lithium battery with explosion-proof structure as claimed in claim 1, characterized in that: shock attenuation buffer unit (4) are still including frame (41), spring beam (42), No. two frames (43), round bar (44), spring (45), ring cover (46), riser (47), diaphragm (48), No. one spring beam (42) of frame (41) one side fixedly connected with, No. two frames (43) of spring beam (42) one end fixedly connected with, No. two frames (43) of frame (43) one side fixedly connected with round bar (44), round bar (44) surface is equipped with spring (45), round bar (44) surface sliding connection has ring cover (46), ring cover (46) one side fixedly connected with riser (47), riser (47) one side below is equipped with diaphragm (48).

3. A small lithium battery with explosion-proof structure as claimed in claim 1, characterized in that: emergent subassembly (5) that opens circuit still is including casing (51), electro-magnet (52), No. two spring beam (53), magnet (54), movable contact (55), fixed contact (56), circular telegram patchcord (57), casing (51) internal surface top fixedly connected with electro-magnet (52), electro-magnet (52) both sides fixedly connected with No. two spring beam (53), No. two spring beam (53) below fixedly connected with magnet (54), magnet (54) right side fixedly connected with movable contact (55), movable contact (55) below sliding connection has fixed contact (56), movable contact (55) top fixedly connected with circular telegram patchcord (57).

4. A small lithium battery with explosion-proof structure as claimed in claim 1, characterized in that: temperature cooling unit (6) are still including outer housing seat (61), protection network (62), fan (63), cooling tube (64), water tank (65), water pump (66), cooling tube (67), metal lead warm board (68), outer housing seat (61) internal surface both ends fixedly connected with protection network (62), fan (63) are installed to outer housing seat (61) internal surface left end, fan (63) right-hand member is equipped with cooling tube (64), outer housing seat (61) upper right side fixedly connected with water tank (65), water pump (66) are installed to water tank (65) internal surface below, water tank (65) left side below fixedly connected with cooling tube (67), cooling tube (67) one side fixedly connected with metal leads warm board (68).

5. A small lithium battery with explosion-proof structure as claimed in claim 1, characterized in that: a thermometer (101) is installed above the outer surface of the temperature cooling assembly (6), and the thermometer (101) is electrically connected with the electromagnet (52).

6. A small lithium battery with explosion-proof structure as claimed in claim 2, characterized in that: a third spring rod (402) is fixedly connected to the lower portion of the transverse plate (48), and a circular shaft seat (401) is fixedly connected to the lower portion of the third spring rod (402).

7. A small lithium battery with explosion-proof structure as claimed in claim 2, characterized in that: the rubber cushion (403) is connected to one side of the vertical plate (47) in a gluing mode, and a side baffle (404) is fixedly connected to the upper portion of the vertical plate (47).

8. A small lithium battery with explosion-proof structure as claimed in claim 4, characterized in that: and hoses (601) are arranged below the right side of the cooling pipe (67), and the number of the hoses (601) is two.