CN209544480U

CN209544480U - A kind of lithium battery contact protective device

Info

Publication number: CN209544480U
Application number: CN201920608170.6U
Authority: CN
Inventors: 罗军
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2019-10-25
Anticipated expiration: 2029-04-29

Abstract

The utility model discloses a kind of lithium battery contact protective devices, including battery fixing pipe, positive contact protective jacket and cathode contact protective jacket, the two sides of the fixed pipe outer wall of the battery are threaded with positive contact protective jacket and cathode contact protective jacket respectively, the bottom of the anode contact protective jacket inner wall offers the first damping trough, the bottom of the first damping trough inner wall is symmetrically fixedly installed with the first damping spring by bolt, it is bolted at the top of first damping spring and positive contact fixed plate is installed, this utility model from battery fixing pipe by screwing down cathode contact protective jacket, then one end of lithium battery anode contact is filled in inside battery fixing pipe, when lithium battery anode contact pad to positive contact fixed plate, then cathode contact protective jacket is screwed into battery fixing pipe, in this way, just reach lithium battery The positive and negative anodes contact protection at both ends is got up, and avoids two contacts that oxidation reaction occurs.

Description

A kind of lithium battery contact protective device

Technical field

The utility model relates to technical field of lithium batteries, specially a kind of lithium battery contact protective device.

Background technique

Lithium battery is one kind using lithium metal or lithium alloy as negative electrode material, using the one-shot battery of non-aqueous electrolytic solution, With lithium ion polymer battery be with rechargeable battery lithium ion battery it is different, the inventor of lithium battery is Edison, with The development of twentieth century end microelectric technique, the equipment of miniaturization is increasing, proposes very high requirement to power supply, lithium electricity Pond enters the large-scale practical stage therewith.

1. the chemical characteristic due to lithium metal is very active, so that the processing of lithium metal, preservation, use, to environmental requirement It is very high, in general, lithium battery is all directly to contact with air in storage, various oxidation materials, time are contained in air One long, and oxidation reaction will occur for lithium battery contact, influences the normal use in lithium battery later period, so needing a kind of lithium battery anti- Protection unit avoids lithium battery contact from directly contacting with air.

2. lithium battery needs to prevent lithium battery from hitting, for example, gravity impact directly affects the matter of lithium battery in storage Amount, reduces the service life of lithium battery, and on the other hand, shock will lead to lithium battery contact and be detached from lithium battery ontology, causes in this way Lithium battery is not available, and increases economic cost, so needing a kind of storing unit for capableing of damping, avoids lithium battery because hitting Hit bring loss.

Utility model content

The purpose of this utility model is to provide a kind of lithium battery contact protective devices, to solve to mention in above-mentioned background technique Out the problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of lithium battery contact protective device, including The two sides difference screw thread of battery fixing pipe, positive contact protective jacket and cathode contact protective jacket, the fixed pipe outer wall of the battery connects It is connected to positive contact protective jacket and cathode contact protective jacket, the bottom of the anode contact protective jacket inner wall offers the first damping The bottom of slot, the first damping trough inner wall is symmetrically fixedly installed with the first damping spring, the first damping bullet by bolt It is bolted at the top of spring and positive contact fixed plate is installed, offered just at the anode contact fixed plate upper surface axle center Pole contact piece slot offers the second damping trough at the top of the cathode contact protective jacket inner wall, the second damping trough inner wall Top is symmetrically fixedly connected with the second damping spring by bolt, and second damping spring bottom, which is bolted, to be equipped with Cathode contact fixed plate, the cathode contact fixed plate lower surface offer cathode contact piece slot.

Preferably, the side of the positive contact protective jacket and cathode contact protective jacket outer wall is carved with positive symbol respectively Number, cathode symbol.

Preferably, circular groove is offered at the axle center of the positive contact piece slot inner wall bottom.

Preferably, the bottom of the positive contact piece slot inner wall and the top of cathode contact piece slot inner wall are bonded with the respectively One sheet rubber, the second sheet rubber.

Preferably, the positive contact fixed plate is located at the inside of the first damping trough, and the cathode contact fixed plate position In the inside of the second damping trough.

Compared with prior art, the utility model has the beneficial effects that

1, the utility model from battery fixing pipe by screwing down cathode contact protective jacket, then by lithium battery anode One end of contact is filled in inside battery fixing pipe, when lithium battery anode contact pad is to positive contact fixed plate, at this point, lithium battery One end of positive contact is located at the inside of positive contact piece slot, and cathode contact protective jacket is then screwed into battery fixing pipe, at this point, One end of cathode of lithium battery contact is located at the inside of cathode contact piece slot, in this way, just having reached the positive and negative anodes at lithium battery both ends Contact protection is got up, and avoids two contacts that oxidation reaction occurs.

2, then the utility model is transmitted to by external force is transmitted to pole contact protective jacket and cathode contact protective jacket respectively Then external force is transmitted to positive contact at this point, having an effect for buffering to external force by one damping spring and the second damping spring respectively Fixed plate and cathode contact fixed plate, so that lithium battery only will receive the external force of very little part, to effectively rise to lithium battery The effect protected to one.

Detailed description of the invention

Fig. 1 is the utility model schematic view of the front view；

Fig. 2 is the utility model main view partial profile structure；

Fig. 3 is that positive contact protective jacket overlooks partial profile structure.

In figure: 1- battery fixing pipe；2- anode contact protective jacket；The first damping trough of 21-；The first damping spring of 22-；23- Positive contact fixed plate；231- circular groove；24- anode contact piece slot；The first sheet rubber of 241-；25- anode symbol；3- cathode Contact protective jacket；The second damping trough of 31-；The second damping spring of 32-；33- cathode contact fixed plate；34- cathode contact piece slot； The second sheet rubber of 341-；35- cathode symbol.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of lithium battery contact protective device, including electricity Screw thread is distinguished in pond fixing pipe 1, positive contact protective jacket 2 and cathode contact protective jacket 3, the two sides of 1 outer wall of battery fixing pipe It is connected with positive contact protective jacket 2 and cathode contact protective jacket 3, the bottom of 2 inner wall of anode contact protective jacket offers the The bottom of one damping trough 21,21 inner wall of the first damping trough is symmetrically fixedly installed with the first damping spring 22, institute by bolt It states to be bolted at the top of the first damping spring 22 and positive contact fixed plate 23 is installed, in the anode contact fixed plate 23 Positive contact piece slot 24 is offered at the axle center of surface, offers the second damping trough at the top of 3 inner wall of cathode contact protective jacket 31, the top of 31 inner wall of the second damping trough is symmetrically fixedly connected with the second damping spring 32 by bolt, and described second subtracts Shake 32 bottom of spring, which is bolted, is equipped with cathode contact fixed plate 33, and 33 lower surface of cathode contact fixed plate opens up There is cathode contact piece slot 34.

The side of the anode contact protective jacket 2 and 3 outer wall of cathode contact protective jacket is carved with positive symbol 25 respectively, bears Pole symbol 35 is conducive to user and distinguishes positive and negative anodes, stores lithium battery, at the axle center of the anode contact piece slot 24 inner wall bottom Circular groove 231 is offered, storage lithium battery anode contact, the bottom of anode 24 inner wall of contact piece slot and cathode touching are facilitated The top of 34 inner wall of piece card slot is bonded with the first sheet rubber 241 respectively, and the second sheet rubber 341 avoids lithium battery the two poles of the earth contact straight It connects and is contacted with positive contact fixed plate 23 and cathode contact fixed plate 33, the anode contact fixed plate 23 is located at the first damping trough 21 inside, and the cathode contact fixed plate 33 is located at the inside of the second damping trough 31, guarantees positive 23 He of contact fixed plate Cathode contact fixed plate 33 can be normally in the internal work of the inside of the first damping trough 21 and the second damping trough 31.

Working principle: when in use, cathode contact protective jacket 3 is screwed down from battery fixing pipe 1 first, then by lithium One end of anode contact is filled in inside battery fixing pipe 1, when lithium battery anode contact pad to positive contact fixed plate 23, At this point, one end of lithium battery anode contact is located at the inside of positive contact piece slot 24, cathode contact protective jacket 3 is then screwed into electricity Pond fixing pipe 1, at this point, one end of cathode of lithium battery contact is located at the inside of cathode contact piece slot 34, in this way, just having reached lithium The positive and negative anodes contact protection at battery both ends is got up, and avoids two contacts that oxidation reaction occurs, when positive contact protective jacket 2 and cathode touch When shock of the piece protective jacket 3 by external force, external force is transmitted to pole contact protective jacket 2 and cathode contact protective jacket 3 first, then distinguishes It is transmitted to the first damping spring 22 and the second damping spring 32, at this point, having an effect for buffering to external force, is then passed external force respectively To positive contact fixed plate 23 and cathode contact fixed plate 33, so that lithium battery only will receive the external force of very little part, to have Effect plays the role of a protection to lithium battery.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of lithium battery contact protective device, including battery fixing pipe (1), positive contact protective jacket (2) and cathode contact are anti- Sheath (3), it is characterised in that: the two sides of battery fixing pipe (1) outer wall are threaded with positive contact protective jacket (2) respectively It is offered the first damping trough (21) with the bottom of cathode contact protective jacket (3), described anode contact protective jacket (2) inner wall, it is described The bottom of the first damping trough (21) inner wall is symmetrically fixedly installed with the first damping spring (22) by bolt, the first damping bullet It is bolted at the top of spring (22) and positive contact fixed plate (23) is installed, described anode contact fixed plate (23) upper surface axis It is offered at the heart positive contact piece slot (24), offers the second damping trough at the top of cathode contact protective jacket (3) inner wall (31), the top of the second damping trough (31) inner wall is symmetrically fixedly connected with the second damping spring (32) by bolt, described Second damping spring (32) bottom, which is bolted, is equipped with cathode contact fixed plate (33), the cathode contact fixed plate (33) lower surface offers cathode contact piece slot (34).

2. a kind of lithium battery contact protective device according to claim 1, it is characterised in that: the anode contact protective jacket (2) it is carved with respectively positive symbol (25) with the side of cathode contact protective jacket (3) outer wall, cathode symbol (35).

3. a kind of lithium battery contact protective device according to claim 1, it is characterised in that: the anode contact piece slot (24) it is offered at the axle center of inner wall bottom circular groove (231).

4. a kind of lithium battery contact protective device according to claim 1, it is characterised in that: the anode contact piece slot (24) bottom of inner wall and the top of cathode contact piece slot (34) inner wall are bonded with the first sheet rubber (241), the second rubber respectively Piece (341).

5. a kind of lithium battery contact protective device according to claim 1, it is characterised in that: the anode contact fixed plate (23) it is located at the inside of the first damping trough (21), and the cathode contact fixed plate (33) is located at the interior of the second damping trough (31) Portion.