CN218731511U

CN218731511U - Lithium ion battery pack of floor washing machine

Info

Publication number: CN218731511U
Application number: CN202222936934.9U
Authority: CN
Inventors: 李旭盟; 贺海锋
Original assignee: Dongguan Ruifeng Energy Technology Co ltd
Current assignee: Dongguan Ruifeng Energy Technology Co ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-03-24
Anticipated expiration: 2032-11-04

Abstract

The utility model relates to the technical field of battery assembly, in particular to a lithium ion battery pack of a floor washing machine, which comprises a battery pack and a limiting part; a battery pack for assembling a plurality of lithium ion batteries; the limiting piece is used for limiting the cover plate on the top of the shell; the limiting rod is inserted into the limiting hole and limits the inserting block in the groove; through group battery and the locating part that sets up: on one hand, a plurality of batteries for the floor washing machine are arranged in the shell through the clamping plates, so that the stability of the batteries after being arranged is improved; on the other hand, the inserted block of case lid bottom surface inserts to the recess in, under the elastic action of spring, promotes the slide to a side motion for the gag lever post inserts to spacing downthehole, under the effect of gag lever post, can with the inserted block restriction in the recess, and the apron can be restricted at the top of casing, open the installation of completion to the apron promptly and fix, has reduced the installation degree of difficulty of apron, has improved the installation effectiveness of apron, conveniently assembles the group battery and supplies the use of scrubber.

Description

Lithium ion battery pack of floor washing machine

Technical Field

The utility model relates to a battery equipment technical field specifically is a scrubber lithium ion battery group.

Background

The floor washing machine is a cleaning machine for cleaning the ground, and has the advantages of environmental protection, energy conservation, high efficiency and the like, and is respectively a semi-automatic floor washing machine, a full-automatic floor washing machine, a hand-push floor washing machine and a driving floor washing machine; the lithium ion battery of the floor washing machine is a component for providing a stable power supply for the running of the floor washing machine and is a power source of the floor washing machine; at present, a plurality of lithium ion batteries of a floor washing machine are generally assembled by a shell, a bracket and the like and then installed in the floor washing machine for use;

the utility model with the publication number of CN213752815U discloses a lithium battery applied to a floor washing machine, which comprises a box body, wherein a lithium battery body is arranged at the bottom end of an inner cavity of the box body; the outer walls of the rotating shafts are fixedly connected with baffle plates, the rear ends of the through holes are fixedly connected with baffle plates, heat dissipation holes are formed in the tops of the baffle plates, exhaust fans are fixedly mounted in inner cavities of the heat dissipation holes, threaded holes are formed in four corners of the top of the box body, a box cover is arranged on the upper side of the box body, second bolts penetrate through four corners of the top of the box cover, and the four second bolts correspond to the four same threaded holes respectively; through the arrangement of the through holes, the rotating shaft, the baffle plate, the heat dissipation holes and the baffle plate, heat generated during the working of the lithium battery body can be discharged out of the box body, water can be prevented from entering the box body to damage the lithium battery body, and through the arrangement of the exhaust fan, the exhaust fan is started to accelerate the flowing speed of air, so that the effect of heat discharge out of the box body can be further improved;

although this be applied to lithium cell of floor cleaning machine does benefit to the radiating effect who improves the lithium cell through being provided with of exhaust fan, but be connected and fix through a plurality of second bolts between the box of the device and the case lid, bolted connection's mode is though make to be connected more firm stable between box and the case lid, but when installing the case lid, need install a plurality of second bolts, has increased the installation degree of difficulty of case lid, has influenced the packaging efficiency of group battery, in view of this, we provide a floor cleaning machine lithium ion battery group.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a floor scrubber lithium ion battery group to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a lithium ion battery pack of a floor washing machine comprises a battery pack and a limiting piece;

a battery pack for assembling a plurality of lithium ion batteries; the battery box comprises a shell, wherein the top surface of the shell is provided with a plurality of mounting cavities for mounting batteries, and two sides of the top surface of the shell are provided with grooves; clamping plates for clamping the battery are arranged on two sides of the mounting cavity; a cover plate is arranged above the shell, inserting blocks inserted into the grooves are arranged on two sides of the bottom surface of the cover plate, and two limiting holes are formed in the inserting blocks;

the limiting piece is used for limiting the cover plate at the top of the shell and arranged at the groove; the sliding plate is slidably mounted in the groove, the guide rod used for guiding is slidably mounted on the sliding plate and fixed in the groove, the spring used for tightly abutting against the sliding plate is sleeved on the guide rod, the sliding plate is further provided with two limiting rods, and the limiting rods are inserted into the limiting holes and limit the insert blocks in the groove.

As the utility model discloses preferred technical scheme, the arm-tie is all installed to the both sides department of casing, and the arm-tie passes through connecting plate fixed connection with the slide, offers the breach that is used for the pulling arm-tie motion on the arm-tie.

As the utility model discloses preferred technical scheme, the bottom surface center department of apron installs sealed piece, and the cooperation of pegging graft of the top surface opening of sealed piece and casing.

As the utility model discloses preferred technical scheme, two supports that are used for installing the circuit board are installed to the top surface opening part of casing, and the whole shape of support is the L type, and the circuit board passes through wire electric connection with the battery.

As a preferable technical scheme of the utility model, the two sides of the inside of the shell are both provided with heat dissipation cavities, and the heat dissipation cavities are communicated with the installation cavity through a plurality of connecting grooves; two air holes communicated with the heat dissipation cavity are formed in the two side walls of the shell, and dust filtration nets are mounted in the air holes; and heat dissipation fans are arranged at the positions of the air holes in the heat dissipation cavity on the front side.

As the preferable technical proposal of the utility model, the whole shape of the splint is U-shaped, and the splint is made of plastic material.

As the utility model discloses preferred technical scheme, two line holes have been seted up to the top surface of apron, and the top surface opening of crossing line hole and casing is linked together.

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

through group battery and the locating part that sets up: on one hand, a plurality of batteries for the floor washing machine are arranged in the shell through the clamping plates, so that the stability of the batteries after being arranged is improved; on the other hand, the inserted block of case lid bottom surface inserts to the recess in, under the elastic action of spring, promotes the slide to a side motion for the gag lever post inserts to spacing downthehole, under the effect of gag lever post, can with the inserted block restriction in the recess, and the apron can be restricted at the top of casing, opens the installation of accomplishing the apron promptly and fix, has reduced the installation degree of difficulty of apron, has improved the installation effectiveness of apron, conveniently assembles the group battery and supplies the use of scrubber.

Drawings

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

fig. 2 is a schematic structural diagram of a battery pack according to the present invention;

fig. 3 is a structural sectional view of the housing of the present invention;

fig. 4 is a schematic view of a part of the structure of the battery pack of the present invention;

fig. 5 is a schematic structural view of the housing of the present invention;

fig. 6 is an exploded schematic view of the middle stop part of the present invention.

In the figure:

1. a battery pack; 10. a heat dissipation fan; 11. a housing; 111. a mounting cavity; 112. a heat dissipation cavity; 113. a groove; 114. a dust filter screen; 115. connecting grooves; 12. a splint; 13. a battery; 14. a support; 15. a circuit board; 16. a cover plate; 17. a sealing block; 18. inserting a block; 181. a limiting hole;

2. a limiting member; 21. a slide plate; 22. a limiting rod; 23. a guide bar; 24. a spring; 25. a connecting plate; 26. and (5) pulling the plate.

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.

The embodiment provides a technical scheme:

referring to fig. 1-5, a lithium ion battery pack for a floor washing machine includes a battery pack 1 and a stopper 2. A battery pack 1 for assembling a plurality of lithium ion batteries; the battery charger comprises a shell 11, wherein the top surface of the shell 11 is provided with a plurality of mounting cavities 111 for mounting batteries 13, and two sides of the top surface of the shell 11 are provided with grooves 113; clamping plates 12 for clamping the battery 13 are mounted on two sides of the mounting cavity 111, and the clamping plates 12 are fixedly connected with the inner wall of the mounting cavity 111 through bolts; a cover plate 16 is arranged above the shell 11, inserting blocks 18 inserted into the grooves 113 are arranged on two sides of the bottom surface of the cover plate 16, the inserting blocks 18 are fixedly connected with the cover plate 16 through bolts, and two limiting holes 181 are formed in the inserting blocks 18;

in this embodiment, the sealing block 17 is installed at the center of the bottom surface of the cover plate 16, and the sealing block 17 is in plug-in fit with the opening of the top surface of the housing 11, and the sealing block 17 can improve the connection sealing performance between the cover plate 16 and the housing 11, thereby achieving better waterproof and dustproof effects.

In this embodiment, two brackets 14 for mounting the circuit board 15 are mounted at an opening on the top surface of the housing 11, the brackets 14 are fixedly connected with the circuit board 15 through bolts, the brackets 14 are fixedly connected with the housing 11 through bolts, the overall shape of the brackets 14 is L-shaped, the circuit board 15 is electrically connected with the battery 13 through a wire, the circuit board 15 is also called a battery management board, and has management functions of overcurrent, overvoltage, overdischarge and the like, and the brackets 14 support and fix the circuit board 15.

In the present embodiment, the housing 11 is provided with heat dissipation cavities 112 at both sides of the interior thereof, and the heat dissipation cavities 112 are communicated with the mounting cavity 111 through a plurality of connection slots 115; two air holes communicated with the heat dissipation cavity 112 are formed in both side walls of the shell 11, and dust filtration nets 114 are installed in the air holes; the heat dissipation fans 10 are installed at the positions of the air holes in the heat dissipation cavity 112 on the front side, the dust filter 114 is arranged to prevent foreign matters such as dust from entering the inside of the casing 11, and the heat dissipation fans 10 are arranged to drive airflow to flow so as to dissipate heat of the battery 13.

In this embodiment, the overall shape of the clamping plate 12 is U-shaped, the clamping plate 12 is made of plastic, and the clamping plate 12 is disposed to clamp and fix the battery 13, so as to improve the installation stability of the battery 13.

In this embodiment, two wire passing holes are formed in the top surface of the cover plate 16 and communicated with the opening in the top surface of the housing 11, so that the wire is conveniently connected to the circuit board 15, and a stable power supply is conveniently provided for the scrubber.

Referring to fig. 6, the limiting member 2 is used for limiting the cover plate 16 at the top of the housing 11 and disposed at the groove 113; the sliding plate comprises a sliding plate 21 which is slidably arranged in a groove 113, a guide rod 23 for guiding is slidably arranged on the sliding plate 21, the guide rod 23 is fixed in the groove 113, the guide rod 23 is tightly adhered to the inner wall of the groove 113, a spring 24 for tightly abutting against the sliding plate 21 is sleeved on the guide rod 23, two limiting rods 22 are further arranged on the sliding plate 21, the limiting rods 22 are tightly adhered to the sliding plate 21, and the limiting rods 22 are inserted into limiting holes 181 and limit the insert blocks 18 in the groove 113;

in this embodiment, pull plate 26 is all installed to the both sides department of casing 11, and pull plate 26 passes through connecting plate 25 fixed connection with slide 21, offers the breach that is used for stimulateeing pull plate 26 motion on the pull plate 26, and connecting plate 25 passes through rivet fixed connection with pull plate 26 and slide 21 respectively, and pull plate 26 and connecting plate 25 set up the convenient motion of stimulateeing slide 21, conveniently fixes apron 16.

When the cover plate 16 is installed, a user firstly pulls the pulling plates 26 towards two sides, the pulling plates 26 drive the connecting plates 25 to move towards two sides, the connecting plates 25 drive the sliding plates 21 to move towards two sides along the two guide rods 23, the springs 24 are compressed, the sliding plates 21 simultaneously drive the limiting rods 22 to move towards two sides, then the user places the cover plate 16 above the shell 11, the sealing blocks 17 are enabled to be inserted into the installation cavity 111, the inserting blocks 18 on two sides are inserted into the grooves 113, then the user loosens the pulling plates 26 on two sides, under the elastic action of the springs 24, the sliding plates 21 reset, the limiting rods 22 are simultaneously inserted into the corresponding limiting holes 181, the inserting blocks 18 are limited in the grooves 113, and the cover plate 16 is installed at the top of the shell 11.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a scrubber lithium ion battery group, includes group battery (1) and locating part (2), its characterized in that:

a battery pack (1) for assembling a plurality of lithium ion batteries; the battery charger comprises a shell (11), wherein the top surface of the shell (11) is provided with a plurality of mounting cavities (111) for mounting batteries (13), and two sides of the top surface of the shell (11) are provided with grooves (113); clamping plates (12) for clamping the battery (13) are mounted on two sides of the mounting cavity (111); a cover plate (16) is arranged above the shell (11), inserting blocks (18) inserted into the grooves (113) are arranged on two sides of the bottom surface of the cover plate (16), and two limiting holes (181) are formed in the inserting blocks (18);

the limiting piece (2) is used for limiting the cover plate (16) at the top of the shell (11) and is arranged at the groove (113); including slide mounting in slide plate (21) of recess (113), slide mounting has guide arm (23) that are used for the direction on slide plate (21), and guide arm (23) are fixed in recess (113), and the cover is equipped with spring (24) that are used for supporting slide plate (21) tightly on guide arm (23), still installs two gag lever post (22) on slide plate (21), and gag lever post (22) insert to spacing hole (181) in and with inserted block (18) restriction in recess (113).

2. The lithium ion battery pack of a scrubber machine of claim 1, wherein: pull plates (26) are mounted at two sides of the shell (11), the pull plates (26) are fixedly connected with the sliding plate (21) through connecting plates (25), and notches for pulling the pull plates (26) to move are formed in the pull plates (26).

3. The lithium ion battery pack of a scrubber machine of claim 1, wherein: and a sealing block (17) is arranged at the center of the bottom surface of the cover plate (16), and the sealing block (17) is in insertion fit with the opening on the top surface of the shell (11).

4. The lithium ion battery pack of a scrubber machine of claim 1, wherein: two supports (14) for installing a circuit board (15) are installed at an opening on the top surface of the shell (11), the overall shape of each support (14) is L-shaped, and the circuit board (15) is electrically connected with the battery (13) through a lead.

5. The lithium ion battery pack for a floor scrubber of claim 1, wherein: heat dissipation cavities (112) are formed in two sides of the interior of the shell (11), and the heat dissipation cavities (112) are communicated with the mounting cavity (111) through a plurality of connecting grooves (115); two air holes communicated with the heat dissipation cavity (112) are formed in the two side walls of the shell (11), and dust filtering nets (114) are mounted in the air holes; the heat dissipation fans (10) are arranged at the positions of the air holes in the heat dissipation cavity (112) on the front side.

6. The lithium ion battery pack of a scrubber machine of claim 1, wherein: the whole shape of the splint (12) is U-shaped, and the splint (12) is a finished product made of plastic materials.

7. The lithium ion battery pack of a scrubber machine of claim 1, wherein: two wire passing holes are formed in the top surface of the cover plate (16), and the wire passing holes are communicated with the opening in the top surface of the shell (11).