CN212412157U

CN212412157U - Battery system with external protection plate

Info

Publication number: CN212412157U
Application number: CN202021514464.1U
Authority: CN
Inventors: 赵文文; 周贺; 王�华; 王亚斌; 叶华
Original assignee: Zhejiang Weisheng Energy Co ltd
Current assignee: Zhejiang Weisheng Energy Co ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-01-26
Anticipated expiration: 2030-07-28

Abstract

The utility model discloses an external battery system of protection shield, including the main casing body, the top rigid coupling of the main casing body has the plate holder, the upper surface intermediate position and the protection plate rigid coupling of plate holder, the upper surface of plate holder passes through latch mechanism and sub-housing looks joint, the lower surface of first cover shell and the upper surface looks rigid coupling of plate holder, the right-hand member and the first cover shell looks rigid coupling of first slide bar, the outer wall and the first spring of first slide bar cup joint mutually, the both ends of first spring are laminated with first cover shell and first slider mutually respectively, the fixture block cup joints mutually with the end cover, the end cover passes through the left end looks rigid coupling of bolt with first cover shell, the fixture block passes through draw-in groove and sub-housing looks joint. This external group battery casing of protection shield adopts split type design, separates protection shield and battery group to be convenient for to the maintenance of protection shield, and make the sub-casing change the dismantlement through latch mechanism and stop gear, application method is simple, and the practicality is strong, the facilitate promotion.

Description

Battery system with external protection plate

Technical Field

The utility model relates to a battery system technical field specifically is an external battery system of protection shield.

Background

The lithium battery protection board is mainly an integrated circuit board which plays a role in protecting and controlling the lithium battery pack. The lithium battery needs to be protected by the characteristics of the lithium battery, namely the lithium battery is not overcharged, overdischarged, overcurrent, short-circuit and ultrahigh-temperature charging and discharging due to the materials of the lithium battery, so that the lithium battery assembly always follows a protection plate with a sampling resistor and a current protector. And the damage of in use group battery often is the damage of protection shield, and what current battery system adopted is the integrative mounting means who installs of group battery and protection shield, and group battery and protection shield encapsulation lead to very inconvenient when maintaining promptly in one casing, need the whole casing of dismouting and can influence the stability of group battery.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an external battery system of protection shield to the damage of the group battery that proposes in solving above-mentioned background art often is the damage of protection shield, and its protection shield of current group battery adopts built-in mounting means, comparatively inconvenient problem when leading to the maintenance.

In order to achieve the above object, the utility model provides a following technical scheme: a battery system with an external protection plate comprises a main shell, wherein a plate seat is fixedly connected to the top end of the main shell, the middle position of the upper surface of the plate seat is fixedly connected with the protection plate, and the upper surface of the plate seat is clamped with an auxiliary shell through a clamping mechanism;

the clamping mechanism comprises a first sleeve shell, a first sliding block, a clamping block, a first sliding rod, a first spring and an end cover;

the lower surface of the first casing is fixedly connected with the upper surface of the plate seat, the inside of the first casing is slidably sleeved with the first slider, the left end of the first slider is fixedly connected with the clamping block, the right end of the first slider is slidably sleeved with the first slide bar, the right end of the first slide bar is fixedly connected with the first casing, the outer wall of the first slide bar is sleeved with the first spring, two ends of the first spring are respectively attached to the first casing and the first slider, the clamping block is sleeved with the end cover, the end cover is fixedly connected with the left end of the first casing through a bolt, and the clamping block is clamped with the auxiliary casing through a clamping groove.

Preferably, a limiting mechanism is installed at the top end of the first casing;

the limiting mechanism comprises a second sliding block, a sliding groove, a first clamping plate, a second clamping plate, a connecting seat and a torsion spring;

the bottom of the second slider is fixedly connected with the upper surface of the first slider, the second slider is in sliding sleeve joint with the first casing through a sliding groove, the top end of the second slider is fixedly connected with the first clamping plate, the second clamping plate is arranged on the right side of the first clamping plate, the lower surface of the second clamping plate is hinged with the connecting seat through a connecting shaft, the bottom end of the connecting seat is fixedly connected with the upper surface of the first casing, and a torsion spring is sleeved at the joint of the second clamping plate and the connecting seat.

Preferably, the left side and the right side of the protection plate are both provided with a supporting mechanism;

the supporting mechanism comprises a second sleeve, a third sliding block, a second sliding rod and a second spring;

the bottom of the second sleeve shell is fixedly connected with the upper surface of the plate seat, the inside of the second sleeve shell is sleeved with the third sliding block in a sliding mode, the top end of the third sliding block is fixedly connected with the bottom end of the second sliding rod, the top end of the second sliding rod is attached to the auxiliary shell, and the outer wall of the second sliding rod is sleeved with the second spring.

Preferably, a buffer pad is fixedly connected to the upper surface of the protection plate, and the upper surface of the buffer pad is attached to the sub-housing.

Preferably, a rubber sleeve is fixedly connected in the clamping groove of the auxiliary shell.

Preferably, the left end of the fixture block is provided with an inner hole.

Compared with the prior art, the beneficial effects of the utility model are that: this external group battery casing of protection shield adopts split type design, separates protection shield and battery group to be convenient for to the maintenance of protection shield, and make the sub-casing change the dismantlement through latch mechanism and stop gear, application method is simple, and the practicality is strong, and the facilitate promotion specifically as follows:

through the matching of the first sleeve, the first sliding block, the clamping block, the first sliding rod, the first spring and the end cover, the auxiliary shell is connected with the plate seat under the action of the clamping block and the clamping groove;

through the cooperation of the second sliding block, the sliding groove, the first clamping plate, the second clamping plate, the connecting seat and the torsion spring, the auxiliary shell is easier to disassemble through the clamping connection of the first clamping plate and the second clamping plate;

through the cooperation of second shell, third slider, second slide bar and second spring to make the sub-casing guarantee the joint strength of sub-casing and plate seat under the effect of second spring.

Drawings

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

FIG. 2 is an enlarged view of the latch mechanism of FIG. 1;

FIG. 3 is an enlarged view of the support mechanism of FIG. 1;

fig. 4 is an enlarged schematic view of the structure of the limiting mechanism in fig. 2.

In the figure: 1. the main casing, 2, the plate holder, 3, the auxiliary casing, 4, the protection shield, 5, the blotter, 6, clamping mechanism, 601, first cover shell, 602, first slider, 603, the fixture block, 604, first slide bar, 605, first spring, 606, the end cover, 7, stop gear, 701, the second slider, 702, the spout, 703, first cardboard, 704, the second cardboard, 705, the connecting seat, 706, torsion spring, 8, supporting mechanism, 801, the second cover shell, 802, the third slider, 803, the second slide bar, 804, the second spring, 9, the hole, 10, the draw-in groove, 11, the rubber sleeve.

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 a technical solution: a battery system with an external protection plate comprises a main shell 1, wherein a plate seat 2 is fixedly connected to the top end of the main shell 1, the middle position of the upper surface of the plate seat 2 is fixedly connected with a protection plate 4, and the upper surface of the plate seat 2 is clamped with an auxiliary shell 3 through a clamping mechanism 6; the clamping mechanism 6 comprises a first sleeve 601, a first slider 602, a clamping block 603, a first sliding rod 604, a first spring 605 and an end cover 606; the lower surface of the first casing 601 is fixedly connected with the upper surface of the plate base 2, the interior of the first casing 601 is slidably sleeved with the first sliding block 602, the left end of the first sliding block 602 is fixedly connected with the clamping block 603, the right end of the first sliding block 602 is slidably sleeved with the first sliding rod 604, the right end of the first sliding rod 604 is fixedly connected with the first casing 601, the outer wall of the first sliding rod 604 is sleeved with the first spring 605, two ends of the first spring 605 are respectively attached to the first casing 601 and the first sliding block 602, the clamping block 603 is sleeved with the end cover 606, the end cover 606 is fixedly connected with the left end of the first casing 601 through a bolt, and the clamping block 603 is clamped with the sub-casing 3 through the clamping groove 10. The model of protection shield 4 matches with the group battery in main casing 1, because does not change the mode method of protection shield 4 in this scheme, so no longer describe.

The top end of the first sleeve 601 is provided with a limiting mechanism 7; the limiting mechanism 7 comprises a second sliding block 701, a sliding groove 702, a first catch plate 703, a second catch plate 704, a connecting seat 705 and a torsion spring 706; the bottom end of the second slider 701 is fixedly connected with the upper surface of the first slider 602, the second slider 701 is slidably sleeved with the first sleeve shell 601 through a chute 702, the top end of the second slider 701 is fixedly connected with the first clamping plate 703, the right side of the first clamping plate 703 is provided with the second clamping plate 704, the lower surface of the second clamping plate 704 is hinged with the connecting seat 705 through a connecting shaft, the bottom end of the connecting seat 705 is fixedly connected with the upper surface of the first sleeve shell 601, and a torsion spring 706 is sleeved at the connecting position of the second clamping plate 704 and the connecting seat 705. The first clamping board 703 and the second clamping board 704 can be clamped with each other, so that the position of the first sliding block 602 is fixed, and the sub-housing 3 can be conveniently detached.

The left side and the right side of the protection plate 4 are both provided with a supporting mechanism 8; the supporting mechanism 8 comprises a second sleeve 801, a third slider 802, a second slide 803 and a second spring 804; the bottom end of the second sleeve 801 is fixedly connected with the upper surface of the plate base 2, the interior of the second sleeve 801 is slidably sleeved with a third sliding block 802, the top end of the third sliding block 802 is fixedly connected with the bottom end of a second sliding rod 803, the top end of the second sliding rod 803 is attached to the sub-shell 3, and the outer wall of the second sliding rod 803 is sleeved with a second spring 804. The upper surface of the protection plate 4 is fixedly connected with a buffer pad 5, and the upper surface of the buffer pad 5 is attached to the auxiliary shell 3. A rubber sleeve 11 is fixedly connected in the clamping groove 10 of the auxiliary shell 3. The left end of the clamping block 603 is provided with an inner hole 9. The material of the buffer cushion 5 is sponge.

When the protection board 4 needs to be maintained, the small round stick is inserted into the rubber sleeve 11 in the slot 10, and the small round stick is inserted into the inner hole 9 of the clamping block 603, and is continuously pushed, so that the clamping block 603 is separated from the slot 10, and the first sliding block 602 is pushed to slide along the first sliding rod 604, so that the first spring 605 is compressed, during this period, the first sliding block 602 drives the second sliding block 701 to slide along the sliding groove 702, and drives the first clamping board 703 to move rightwards, and then is clamped with the second clamping board 704, so that the position of the first sliding block 602 is fixed, at this time, the auxiliary housing 3 can be pulled to be separated from the board base 2, so as to facilitate maintenance of the protection board 4, after the maintenance is finished, the right end of the second clamping board 704 is pressed, so that the second clamping board 704 is separated from the first clamping board 703, so that the first sliding block 602 is reset under the action of the first spring 605, and the clamping block 603 is reset, the auxiliary, in the process, the second sliding rod 803 is pushed by the sub-housing 3, so that the third sliding block 803 slides in the second sleeve 801, and the second spring 804 is compressed, so that the sub-housing 3 is subjected to an outward force, and during this period, the latch 603 is latched with the latch slot 10 of the sub-housing 3, so as to connect the sub-housing 3 with the plate holder 2.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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. A battery system with an external protection board comprises a main shell (1), and is characterized in that: the top end of the main shell (1) is fixedly connected with a plate seat (2), the middle position of the upper surface of the plate seat (2) is fixedly connected with a protection plate (4), and the upper surface of the plate seat (2) is clamped with the auxiliary shell (3) through a clamping mechanism (6);

the clamping mechanism (6) comprises a first sleeve (601), a first sliding block (602), a clamping block (603), a first sliding rod (604), a first spring (605) and an end cover (606);

the lower surface of the first sleeve (601) is fixedly connected with the upper surface of the plate seat (2), the interior of the first sleeve (601) is in sliding sleeve connection with the first sliding block (602), the left end of the first sliding block (602) is fixedly connected with the clamping block (603), the right end of the first sliding block (602) is in sliding sleeve connection with the first sliding rod (604), the right end of the first sliding rod (604) is fixedly connected with the first sleeve (601), the outer wall of the first sliding rod (604) is in sleeve connection with the first spring (605), two ends of the first spring (605) are respectively attached to the first sleeve (601) and the first sliding block (602), the clamping block (603) is in sleeve connection with the end cover (606), the end cover (606) is fixedly connected with the left end of the first sleeve (601) through a bolt, and the clamping block (603) is clamped with the auxiliary shell (3) through the clamping groove (10).

2. The battery system with the external protection plate as set forth in claim 1, wherein: a limiting mechanism (7) is mounted at the top end of the first sleeve (601);

the limiting mechanism (7) comprises a second sliding block (701), a sliding groove (702), a first clamping plate (703), a second clamping plate (704), a connecting seat (705) and a torsion spring (706);

the bottom end of the second sliding block (701) is fixedly connected with the upper surface of the first sliding block (602), the second sliding block (701) is in sliding sleeve connection with the first sleeve (601) through a sliding groove (702), the top end of the second sliding block (701) is fixedly connected with the first clamping plate (703), the right side of the first clamping plate (703) is provided with a second clamping plate (704), the lower surface of the second clamping plate (704) is hinged to the connecting seat (705) through a connecting shaft, the bottom end of the connecting seat (705) is fixedly connected with the upper surface of the first sleeve (601), and a torsion spring (706) is sleeved at the connecting position of the second clamping plate (704) and the connecting seat (705).

3. The battery system with the external protection plate as set forth in claim 1, wherein: the left side and the right side of the protection plate (4) are provided with supporting mechanisms (8);

the supporting mechanism (8) comprises a second sleeve (801), a third slider (802), a second slide bar (803) and a second spring (804);

the bottom of second cover shell (801) and the upper surface looks rigid coupling of plate holder (2), the inside and the sliding sleeve joint of third slider (802) of second cover shell (801), the top of third slider (802) and the bottom looks rigid coupling of second slide bar (803), the top and the sub-casing (3) of second slide bar (803) are laminated mutually, the outer wall cover of second slide bar (803) has second spring (804).

4. The battery system with the external protection plate as set forth in claim 1, wherein: the upper surface rigid coupling of protection shield (4) has blotter (5), the upper surface and the sub-casing (3) of blotter (5) are laminated mutually.

5. The battery system with the external protection plate as set forth in claim 1, wherein: and a rubber sleeve (11) is fixedly connected in the clamping groove (10) of the auxiliary shell (3).

6. The battery system with the external protection plate as set forth in claim 1, wherein: the left end of the clamping block (603) is provided with an inner hole (9).