CN214124011U

CN214124011U - Battery installation component of lawn mower

Info

Publication number: CN214124011U
Application number: CN202023201146.2U
Authority: CN
Inventors: 葛剑妮; 李玉红; 陈坚跃
Original assignee: Changzhou Create Electric Appliance Co ltd
Current assignee: Changzhou Create Electric Appliance Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-09-03
Anticipated expiration: 2030-12-25

Abstract

The utility model discloses a battery installation component of lawn mower, its main points are: comprises a battery mounting seat, a plugging device and a stable torsion spring. The battery mounting seat can be detachably and fixedly arranged in a battery bin of an upper cover of the mower, the plug-in device can be detachably and fixedly arranged on the battery mounting seat, and the stable torsion spring is arranged in the front of the battery bin. The battery pack is detachably connected to the battery mounting seat in an inserting and fixing mode, and the front portion of the battery pack abuts against the stable torsion spring. The plug device is electrically connected with the battery pack in a plug way and is in elastic contact with the battery pack.

Description

Battery installation component of lawn mower

Technical Field

The utility model relates to a garden instrument, concretely relates to a battery installation component for lawn mower.

Background

Mowers are also known as mowers, weed killers, lawnmowers, and the like. The mower is a mechanical tool for trimming lawn and vegetation, and is composed of machine body, power source, driving mechanism, blade, running mechanism, handrail, control portion and collecting device. The machine body is arranged on the travelling wheels of the travelling mechanism, the driving mechanism is arranged on the machine body, the blade is arranged on the output shaft of the driving mechanism, and the driving mechanism drives the blade to rotate at a high speed for mowing, so that the operating time of weeding workers is greatly saved, and a large amount of manpower resources are reduced.

The lawn mower adopting the direct current motor can be powered by a battery pack (rechargeable battery), is good in convenience and is more and more favored by users. The battery package adopts detachable mounting means usually, inserts the battery package in the battery compartment of casing to fix in the battery compartment of casing through the elastic bolt joint on the battery package, when pegging graft fixed battery, form the grafting electricity with corresponding socket in the battery compartment and be connected, this kind of detachable mounting means belongs to rigid connection. Due to the fact that the ground of the working environment is uneven, the mower jolts and shakes during pushing operation, relative movement is easily generated between the battery pack and the plug-in portion of the socket, the plug-in portion is abraded to cause poor contact, the battery pack or equipment is easily burnt out, and the assembly requirement for the battery pack is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple structure uses the better battery installation component of lawn mower of reliability.

Realize the utility model discloses the basic technical scheme of purpose is: the utility model provides a battery installation component of lawn mower, its structural feature is: comprises a battery mounting seat, a plugging device and a stable torsion spring. The battery mounting seat can be detachably and fixedly arranged in a battery bin of an upper cover of the mower, the plug-in device can be detachably and fixedly arranged on the battery mounting seat, and the stable torsion spring is arranged in the front of the battery bin. The battery pack is detachably connected to the battery mounting seat in an inserting and fixing mode, and the front portion of the battery pack abuts against the stable torsion spring. The plug device is electrically connected with the battery pack in a plug way and is in elastic contact with the battery pack.

The further technical scheme based on the basic technical scheme is as follows: the left side and the right side of the battery mounting seat are respectively provided with a slot matched with the battery pack. The upper part of the battery mounting seat is provided with an upper clamping hole which penetrates through the upper part and the lower part of the battery mounting seat. The front part of the battery mounting seat is provided with a lower plug hole which penetrates through the front part and the rear part of the battery mounting seat. The middle of the front part of the battery mounting seat is provided with a plug-in seat hole penetrating through the upper part and the lower part of the battery mounting seat, the left side and the right side of the plug-in seat hole are respectively provided with two clamping blocks which extend upwards and protrude inwards, and the front part of the battery mounting seat, which forms a corresponding clamping groove, of the lower side of the inward protruding part of each clamping block is provided with a plug-in seat hole penetrating through the upper part and the lower part of the battery mounting seat.

The plug device comprises a plug socket, a metal clamping piece, a mandril, a compression spring and a pressing cover. The lower part left and right sides of bayonet socket respectively is equipped with two outside convex stoppers, and each stopper cooperatees with the joint piece on the battery mount pad respectively. The front part of the plug socket is provided with a clamping bulge matched with the lower plug hole of the battery mounting seat, and the clamping bulge is elastically arranged on the plug socket.

The downside middle part of bayonet socket is equipped with the decurrent spring groove of opening, and compression spring sets up in the front portion of spring groove, and the ejector pin slides and sets up in the spring groove, and the front portion of ejector pin is spacing in the rear portion of spring groove, and outside the rear portion of ejector pin stretches out the spring groove, and stretches out the bayonet socket backward outside.

The left side and the right side of the rear part of the lower side of the plug socket are respectively provided with a clamping piece groove, and the rear part of the clamping piece groove is provided with a jack corresponding to an electric connection plug-in piece of the battery pack.

The two metal clamping pieces are respectively arranged in the corresponding clamping piece groove, the front parts of the two metal clamping pieces extend out of the clamping piece groove, and the two metal clamping pieces are electrically connected with the control device through corresponding circuits. The pressing cover is T-shaped and is fixedly arranged on the plug socket, and the compression spring and the metal clamping piece are limited in the plug socket.

The technical scheme based on the corresponding technical schemes is as follows: the stabilizing torsion spring is U-shaped, is clamped and arranged on the front part of the upper cover of the mower from the upper part of the middle part of the stabilizing torsion spring and is positioned on the front part of the battery bin, and two ends of the lower part of the stabilizing torsion spring are L-shaped.

The utility model discloses following beneficial effect has: (1) the utility model discloses a battery installation component of lawn mower simple structure, battery package pass through battery installation component elastic fixation and set up in the battery compartment, and elastic contact, use the reliability better.

(2) The utility model discloses a stable torsional spring of lawn mower's battery installation component gives battery package ascending thrust, makes battery package firmly the joint fix on the battery mount pad, can also play the cushioning effect when installing the battery package, reduces vibrations protection battery package. When the battery pack is unlocked, the elastic spring bolt is driven by the unlocking button on the battery pack to move to one side far away from the battery mounting seat, after the battery pack is withdrawn from the upper clamping hole, the force of the stable torsion spring enables the battery pack to bounce, the battery pack is prevented from falling downwards to cause re-clamping fixation, and the battery pack is convenient to be taken out towards the upper rear side.

(3) The utility model discloses a battery installation component of lawn mower's battery installation component is equipped with the grafting device, and the grafting device installation is dismantled conveniently, is convenient for maintain and change.

(4) The utility model discloses a plug device of battery installation component of lawn mower's battery installation component is equipped with the ejector pin, by compression spring give the ejector pin one with battery package installation opposite direction's power, the ejector pin can play the effect of buffering to reduce the vibrations wearing and tearing each other of plug socket and battery package, use the reliability to improve greatly.

Drawings

Fig. 1 is a schematic view of a battery mounting assembly of a lawn mower according to the present invention when installed in the lawn mower.

Fig. 2 is a schematic view of the battery mounting assembly in the battery compartment as viewed from the upper left rear side of fig. 1.

Fig. 3 is a schematic view of the battery pack when mounted in the battery compartment as viewed from the upper right front of fig. 1.

Fig. 4 is a schematic structural view of a stabilizing torsion spring.

Fig. 5 is a schematic view when the battery pack is mounted in the battery compartment as viewed from the front right lower side of fig. 1.

Fig. 6 is a schematic view of the battery pack when mounted on the battery mounting assembly as viewed from the lower left rear of fig. 1.

Fig. 7 is a schematic view of the battery pack mounting and battery mounting assembly plug-in device as viewed from the lower right rear of fig. 1.

Fig. 8 is a schematic view of the battery mounting assembly as viewed from the upper right front of fig. 1.

Fig. 9 is a schematic view of the plug device of the battery mounting assembly as viewed from the lower right rear of fig. 1.

Fig. 10 is a schematic view of the plug device of the battery mounting assembly with the hold-down cover removed, as viewed from the left rear bottom of fig. 1.

The reference numbers in the drawings are:

an upper cover 10, a battery bin 10-1, an avoiding groove 10-2,

a battery pack 100, an elastic bolt 100-1, an unlocking button 100-2,

a battery mounting seat 1, a slot 11, an upper clamping hole 12, a lower inserting hole 13, a clamping block 14, a clamping groove 15,

the plug-in device 2, the plug-in seat 21, the limit block 211, the clamping protrusion 212, the spring groove 213, the guide baffle 214, the clip groove 215, the jack 216,

a metal clip 22, a push rod 23, a compression spring 24, a pressing cover 25,

stabilizing the torsion spring 3.

Detailed Description

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings. The description of the orientation of the utility model is performed according to the orientation shown in fig. 1, that is, the up-down left-right direction shown in fig. 1 is the up-down left-right direction of the description, the side towards which fig. 1 faces is the front side, and the side departing from fig. 1 is the rear side.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.

It should be understood that the terms "upper", "lower", "inner", "outer", etc. indicate orientations or positional relationships based on the positional relationships illustrated in the drawings, and are used only for convenience in describing the present invention or simplifying the description, but do not indicate that a particular orientation must be provided.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

(example 1)

Referring to fig. 1 to 10, the battery mounting assembly of the lawn mower of the present invention comprises a battery mounting base 1, a plug device 2 and a stable torsion spring 3. The battery mounting seat 1 is fixedly arranged in a battery bin 10-1 of an upper cover 10 of the mower and is obliquely arranged in a front-low and back-high manner. The left side and the right side of the battery mounting seat 1 are respectively provided with a slot 11 matched with the battery pack 100. The upper part of the battery mounting seat 1 is provided with an upper clamping hole 12 which penetrates through the upper part and the lower part of the battery mounting seat. The front part of the battery mounting seat 1 is provided with a lower plug hole 13 penetrating through the front and the rear parts of the battery mounting seat. The middle part of the front part of the battery mounting seat 1 is provided with a plug seat hole penetrating through the upper part and the lower part of the battery mounting seat 1, the left side and the right side of the plug seat hole are respectively provided with two clamping blocks 14 which extend upwards and protrude inwards, and the lower sides of the inward protruding parts of the clamping blocks 14 form corresponding clamping grooves 15. The front part of the battery mounting seat 1 is provided with a socket hole penetrating through the upper part and the lower part of the battery mounting seat.

The plug device 2 comprises a plug seat 21, a metal clamping piece 22, a push rod 23, a compression spring and a pressing cover 25. The left side and the right side of the lower part of the plug socket 21 are respectively provided with two limiting blocks 211 protruding outwards, and each limiting block 211 is respectively matched with the clamping block 14 on the battery mounting base 1. The front part of the plug socket 21 is provided with a clamping protrusion 212 matched with the lower plug hole 13 of the battery mounting seat 1, and the clamping protrusion 212 is elastically arranged on the plug socket 21. During the installation each stopper 211 of bayonet socket 21 from after insert the corresponding joint groove 15 of battery mount pad 1 forward, stopper 211 is spacing fixed on the upper and lower direction, and joint arch 212 passes bayonet hole 13 forward and upsprings, forms the joint cooperation to install bayonet socket 21 on battery mount pad 1.

The middle part of the lower side of the plug socket 21 is provided with a spring groove 213 with a downward opening, a compression spring is arranged in the front part of the spring groove 213, the ejector rod 23 is arranged in the spring groove 213 in a sliding manner, the front part of the ejector rod 23 is limited in the rear part of the spring groove 213, and the rear part of the ejector rod 23 extends out of the spring groove 213 and extends out of the plug socket 21 backwards. The rear part of the plug socket 21 is provided with guide baffles 214 at the left and right sides of the push rod 23, which is beneficial to the smooth movement of the push rod 23.

The left and right sides of the rear part of the lower side of the socket 21 are respectively provided with a clamping groove 215, and the rear part of the clamping groove 215 is provided with a jack 216 corresponding to the electric connection insert of the battery pack 100.

The two metal clamping pieces 22 are respectively arranged in the corresponding clamping piece groove 215, the front parts of the two metal clamping pieces 22 extend out of the clamping piece groove 215 and are electrically connected with a control device of the mower through corresponding circuits. When installed, the electrical connection tabs on the battery pack 100 are inserted through the insertion holes 216 and into the metal clip 22 to form a plug electrical connection fit. The pressing cover 25 is T-shaped, and the pressing cover 25 is fixedly arranged on the plug socket 21 to limit the compression spring and the metal clamping piece 22 in the plug socket 21.

The stabilizing torsion spring 3 is U-shaped, the upper part of the stabilizing torsion spring 3 is clamped and arranged on the front part of the upper cover 10 and positioned on the front part of the battery bin 10-1, and two lower end heads of the stabilizing torsion spring are L-shaped. The front part of the battery bin 10-1 of the upper cover 10 is provided with two avoidance grooves 10-2 which are parallel to each other, the two avoidance grooves 10-2 are sequentially arranged from left to right, and the positions of the two L-shaped parts of the stabilizing torsion spring 3 respectively correspond to the positions of the corresponding avoidance grooves 10-2.

The battery pack 100 is in the prior art, an elastic bolt 100-1 is arranged on the battery pack 100, the elastic bolt 100-1 extends downwards into an upper clamping hole 12 of the battery mounting seat 1 in a normal clamping connection state to form clamping fixed connection, after the battery pack 100 is mounted, the lower end of an L-shaped part of a stable torsion spring 3 is extruded into a corresponding avoiding groove 10-2 by the battery pack 100, and the stable torsion spring 3 provides an upward thrust for the battery pack 100, so that the battery pack 100 is firmly clamped and fixed on the battery mounting seat 1. When the battery pack is unlocked, the unlocking button 100-2 on the battery pack 100 drives the elastic bolt 100-1 to move towards one side far away from the battery mounting seat 1, and after the battery pack exits from the upper clamping hole 12, the force of the stable torsion spring 3 enables the battery pack 100 to move upwards, so that the battery pack 100 is prevented from sliding downwards to cause clamping and fixing again, and the battery pack 100 is convenient to draw out towards the back upper side.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A battery mounting assembly of a lawn mower, characterized in that: comprises a battery mounting seat, a plugging device and a stable torsion spring; the battery mounting seat is detachably and fixedly arranged in a battery bin of an upper cover of the mower, the plug-in device is detachably and fixedly arranged on the battery mounting seat, and the stable torsion spring is arranged at the front part of the battery bin; the battery pack is detachably inserted and fixedly connected to the battery mounting seat, and the front part of the battery pack props against the stable torsion spring; the plug device is electrically connected with the battery pack in a plug way and is in elastic contact with the battery pack.

2. The battery mounting assembly of a lawn mower of claim 1, wherein: the left side and the right side of the battery mounting seat are respectively provided with a slot matched with the battery pack; the upper part of the battery mounting seat is provided with an upper clamping hole which penetrates through the upper part and the lower part of the battery mounting seat; the front part of the battery mounting seat is provided with a lower plug hole which penetrates through the front part and the rear part of the battery mounting seat; the middle part of the front part of the battery mounting seat is provided with an inserting seat hole penetrating through the upper part and the lower part of the battery mounting seat, the left side and the right side of the inserting seat hole are respectively provided with two clamping blocks which extend upwards and protrude inwards, corresponding clamping grooves are formed at the lower sides of the inward protruding parts of the clamping blocks, and the front part of the battery mounting seat is provided with an inserting seat hole penetrating through the upper part and the lower part of the battery mounting seat;

the plug device comprises a plug socket, a metal clamping piece, a mandril, a compression spring and a pressing cover; the left side and the right side of the lower part of the plug socket are respectively provided with two limiting blocks which protrude outwards, and each limiting block is respectively matched with a clamping block on the battery mounting seat; the front part of the plug socket is provided with a clamping bulge matched with the lower plug hole of the battery mounting seat, and the clamping bulge is elastically arranged on the plug socket;

the middle part of the lower side of the plug socket is provided with a spring groove with a downward opening, a compression spring is arranged in the front part of the spring groove, a mandril is arranged in the spring groove in a sliding way, the front part of the mandril is limited in the rear part of the spring groove, and the rear part of the mandril extends out of the spring groove and backwards extends out of the plug socket;

the left side and the right side of the rear part of the lower side of the plug socket are respectively provided with a clamping piece groove, and the rear part of each clamping piece groove is provided with a jack corresponding to an electric connection plug-in piece of the battery pack;

the two metal clamping pieces are respectively arranged in the corresponding clamping piece groove, the front parts of the two metal clamping pieces extend out of the clamping piece grooves and are electrically connected with the control device through corresponding circuits; the pressing cover is T-shaped and is fixedly arranged on the plug socket, and the compression spring and the metal clamping piece are limited in the plug socket.

3. The battery mounting assembly of a lawn mower of claim 1, wherein: the stabilizing torsion spring is U-shaped, is clamped and arranged on the front part of the upper cover of the mower from the upper part of the middle part of the stabilizing torsion spring and is positioned on the front part of the battery bin, and two ends of the lower part of the stabilizing torsion spring are L-shaped.