CN218070023U

CN218070023U - Water jug type battery

Info

Publication number: CN218070023U
Application number: CN202222160765.4U
Authority: CN
Inventors: 高龙
Original assignee: Shanghai Paizhi Energy Co ltd
Current assignee: Shanghai Paizhi Energy Co ltd
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2022-12-16
Anticipated expiration: 2032-08-16

Abstract

The utility model provides a kettle type battery, it is including support, first casing and the second casing that is used for installing electric core, the support mounting be in first casing with in the inner chamber that the second casing encloses jointly, a serial communication port, first casing and/or set up two at least location portions on the second casing medial surface, location portion has the orientation the locating surface of inner chamber, the locating surface with the side laminating of support. The positioning parts are arranged on the first shell and the second shell, and after the support is installed, the positioning surfaces on the positioning parts are attached to the side surfaces of the support to position the support, so that the support is prevented from shaking in an inner cavity, the fixing is firmer, the integral structure is more compact, and the consistency is good; the guide inclined plane can guide the bracket, so that the bracket can be quickly and accurately installed at a preset position, and the installation efficiency is improved.

Description

Water jug type battery

Technical Field

The utility model relates to an electric bicycle field, in particular to kettle type battery.

Background

The kettle type battery provides a power source for the electric bicycle, the kettle type battery on the market at present mostly adopts a rechargeable lithium battery, the lithium battery not only has higher energy density and smaller volume, but also can be charged after the electric quantity of the lithium battery is used up so as to ensure that the endurance capacity of the electric bicycle becomes the first choice of the electric bicycle with higher energy density and smaller volume, a bracket and an upper cover which are used for fixing the electric core on the kettle type battery in the prior art are provided with mounting holes, and a screw passes through the mounting holes to connect the electric core bracket and the upper cover; a gap may exist between the mounting hole and the fastener, so that the stability is poor, and the bracket may shake in the shell; moreover, due to the characteristics of small overall volume and compact structure of the kettle-type battery, the bracket is not easy to be arranged at a preset position, so that the installation efficiency is low.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a kettle type battery in order to overcome the defect of the poor stability of the kettle type battery fixing structure in the prior art.

The utility model discloses a solve above-mentioned technical problem through following technical scheme: the utility model provides a kettle type battery, its includes support, first casing and the second casing that is used for installing electric core, the support mounting be in first casing with in the inner chamber that the second casing encloses jointly, first casing and/or set up two at least location portions on the medial surface of second casing, location portion has the orientation the locating surface of inner chamber, the locating surface with the side laminating of support.

In this scheme, through set up location portion on first casing and second casing, the support is after the installation, and the side laminating of the locating surface on the location portion and support is fixed a position the support, prevents that the support from taking place to rock in the inner chamber, and is fixed more firm, and overall structure is compacter moreover, and the uniformity is good.

Preferably, the positioning portion is provided with a guide inclined surface inclined towards the inner cavity, and an included angle is formed between the guide inclined surface and the mounting direction of the bracket.

In this scheme, the direction inclined plane can lead the support for predetermined position can be installed fast, accurately to the support, improves the installation effectiveness.

Preferably, the positioning portions are circumferentially distributed along the edge of the first housing or the second housing.

In this scheme, this structural setting, location portion upwards fixes a position the support in week, and the degree of freedom of restriction support circumference improves the location effect, makes the support fixed more firm.

Preferably, the positioning portions on the first casing or the second casing are distributed at equal intervals.

In this scheme, this structure setting, the support atress is more even, avoids support stress concentration and damages, and fixed effect is better.

Preferably, the kettle-type battery includes a fastener, the first housing, the bracket and the second housing are respectively provided with a first mounting hole, a second mounting hole and a third mounting hole, which correspond to each other, and the fastener passes through the first mounting hole, the second mounting hole and the third mounting hole to fix the first housing, the bracket and the second housing.

In this scheme, the fastener is fixed first casing, support and second casing for a whole, has effectively restricted the support along axial degree of freedom, improves the fixed effect of support, and the battery uniformity is better.

Preferably, the water jug type battery comprises a connector fixed in the first mounting hole, the connector is provided with internal threads, and the fastener is in threaded connection with the connector.

In this scheme, the casing generally adopts the plastics material, is difficult to set up the screw thread, through set up the threaded connecting piece in first mounting hole to avoid setting up the screw hole on first casing.

Preferably, the kettle-type battery comprises an anti-theft rubber plug, the second shell is provided with a mounting hole for mounting the fastener, and the anti-theft rubber plug is plugged on the mounting hole.

In this scheme, this structure setting, theftproof plug shutoff installing port avoids following installing port department and dismantles the fastener to electric core in the prevention inner chamber is stolen.

Preferably, the water jug type battery comprises a protection plate electrically connected with the bracket, a fourth mounting hole is formed in the protection plate, and the fastener penetrates through the second mounting hole to fix the protection plate.

In this scheme, the protection shield is used for protecting battery charge and discharge, avoids risks such as voltage, electric current overload and short circuit, fixes the protection shield and support, first casing and second casing for a whole through the fastener, further improves the stability of structure.

Preferably, the first housing is provided with a clamping groove, the second housing is provided with a clamping member, and the clamping member and the clamping groove are matched to fix the first housing and the second housing.

In the scheme, the structure is arranged, the clamping piece is clamped in the clamping groove, so that the degree of freedom of the first shell and the second shell in the radial direction is limited, and the connection stability of the first shell and the second shell is further improved; the cooperation leakproofness of fastener and draw-in groove is good, can avoid rainwater, dust etc. to get into in the inner chamber, and occupation space is less moreover, and the compactness is good.

Preferably, the kettle-type battery comprises a handle rubber plug, the first casing is provided with a rubber plug groove, and the handle rubber plug is mounted on the rubber plug groove.

In this scheme, the handle plug can improve the feeling that the user gripped, and the user of being convenient for is to battery installation and dismantlement.

The utility model discloses an actively advance the effect and lie in: the positioning parts are arranged on the first shell and the second shell, and after the support is installed, the positioning surfaces on the positioning parts are attached to the side surfaces of the support to position the support, so that the support is prevented from shaking in an inner cavity, the fixing is firmer, the integral structure is more compact, and the consistency is good; the guide inclined plane can guide the support, so that the support can be quickly and accurately installed at a preset position, and the installation efficiency is improved.

Drawings

Fig. 1 is a schematic structural diagram of a first housing according to a preferred embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a second housing according to a preferred embodiment of the present invention.

Fig. 3 is an enlarged schematic structural view of the positioning portion according to the preferred embodiment of the present invention.

Fig. 4 is a schematic view of a radial sectional structure of a kettle-type battery according to a preferred embodiment of the present invention.

Fig. 5 is a schematic structural view of the second housing and the bracket according to the preferred embodiment of the present invention.

Fig. 6 is a schematic axial sectional view of a kettle-type battery according to a preferred embodiment of the present invention.

Fig. 7 is a schematic structural diagram of another view angle of the first housing according to the preferred embodiment of the present invention.

Description of the reference numerals

First housing 1

First mounting hole 11

Card slot 12

Handle rubber plug 13

Rubber plug groove 131

Support 2

Second mounting hole 21

Second housing 3

Third mounting hole 31

Engaging member 32

Positioning part 4

Locating surface 41

Guide ramp 42

Fastener 5

Connecting piece 6

Anti-theft rubber plug 7

Protective plate 8

Fourth mounting hole 81

Battery cell 9

Detailed Description

The present invention will be more clearly and completely described below with reference to the accompanying drawings.

As shown in fig. 1 to 7, the present embodiment discloses a kettle-type battery, which includes a bracket 2 for mounting a battery cell 9, a first case 1 and a second case 3, wherein the bracket 2 is mounted in an inner cavity enclosed by the first case 1 and the second case 3, a plurality of positioning portions 4 are respectively disposed on inner side surfaces of the first case 1 and the second case 3, the positioning portions 4 respectively have positioning surfaces 41 facing the inner cavity, and when the bracket 2 is mounted on the first case 1 and the second case 3, the positioning surfaces 41 contact and are attached to side surfaces of the bracket 2 to limit a positional relationship of the bracket 2 with respect to the first case 1 and the second case 3.

In this embodiment, through setting up location portion 4 on first casing 1 and second casing 3, support 2 is after the installation, and the laminating of locating surface 41 on location portion 4 and support 2 is fixed a position support 2, prevents that support 2 from taking place to rock about in the inner chamber formed by first casing 1 and second casing 3, avoids producing collision or abnormal sound, also can make fixed more firm, and overall structure is compacter moreover, and the uniformity is good. In other embodiments, the positioning portion 4 may be provided only on the first casing 1 or the second casing 3 to achieve the purpose of positioning the bracket 2.

As shown in fig. 1 and 2, the first housing 1 is opened with a slot 12, the second housing 3 is provided with a latch 32, and the latch 32 and the slot 12 cooperate to fix the first housing 1 and the second housing 3. In the structural arrangement, the clamping piece 32 is clamped in the clamping groove 12 to realize the buckling connection of the first shell 1 and the second shell 3, so that the degree of freedom of the first shell 1 and the second shell 3 in the radial direction is limited, and the stability of the connection of the first shell 1 and the second shell 3 is further improved; the clamping piece 32 and the clamping groove 12 are matched and have good sealing performance, rainwater, dust and the like can be prevented from entering the inner cavity, the occupied space is small, and the compactness is good.

As shown in fig. 3, the positioning portion 4 further has a guide slope 42 inclined toward the inner cavity, and the guide slope 42 is disposed at an angle with respect to the mounting direction a of the bracket 2. The guide slope 42 can guide the position of the bracket 2 relative to the first housing 1 or the second housing 3, so that the bracket 2 can be quickly and accurately mounted at a predetermined position, the mounting efficiency is improved, and the mounting error is reduced. In this embodiment, the angle of the guiding inclined surface 42 relative to the installation direction a of the bracket 2 is about 60 °, however, in other embodiments, the guiding inclined surface 42 may be disposed at other angles, so as to achieve the purpose of guiding the bracket 2 to be installed quickly and accurately.

As shown in fig. 4, six positioning portions 4 are provided on each housing, and these positioning portions 4 are distributed circumferentially along the edges of the first housing 1 and the second housing 3. Through this kind of overall arrangement setting for a plurality of location portion 4 carries out the multiple spot location to support 2 in the circumference, fully realizes the purpose of the degree of freedom of restriction support 2 along the circumference, improves for along first casing 1 and second casing 3 location effect, makes support 2 fix more firmly. In other alternative embodiments, it is also possible to provide only the positioning portions 4 of the first housing 1 or the second housing 3 distributed circumferentially along the edge thereof, and of course, the positioning portions 4 may also be arranged in other directions.

As shown in fig. 4, the positioning portions 4 on the first casing 1 and the second casing 3 are distributed at equal intervals, that is, the direct intervals between adjacent positioning portions 4 are the same. This structure setting for 2 atress of support are more even, avoid 2 stress concentration of support and damage, and fixed effect is better. Of course, in other alternative embodiments, the positioning portions 4 may be arranged at other intervals according to the manufacturing requirements.

As shown in fig. 6, the kettle-type battery includes a fastening member 5, the first housing 1, the bracket 2 and the second housing 3 are respectively provided with a first mounting hole 11, a second mounting hole 21 and a third mounting hole 31, and the fastening member 5 passes through the first mounting hole 11, the second mounting hole 21 and the third mounting hole 31 to fix the first housing 1, the bracket 2 and the second housing 3. Fastener 5 is fixed first casing 1, support 2 and second casing 3 as a whole, has effectively restricted support 2 along axial degree of freedom, improves support 2's fixed effect, and the battery uniformity is better. Of course, in other alternative embodiments, the first housing 1 and the second housing 3 may be clamped, and the bracket 2 may be in a fixed form abutting against the first housing 1 and the second housing 3, respectively. Specifically, the fastening member 5 in this embodiment is a bolt to fix the first housing 1, the bracket 2, and the second housing 3 simultaneously by screwing.

As shown in fig. 6, the can type battery includes a connector 6 fixed in the first mounting hole 11, the connector 6 having an internal thread, and the fastening member 5 threadedly coupled to the connector 6. The casing generally adopts the plastics material, is difficult to set up the screw thread, through at the embedded threaded connecting piece 6 that sets up of first mounting hole 11 to avoid setting up the screw hole on first casing 1. Specifically, the connecting member 6 in this embodiment is a metal threaded sleeve, and is made of copper, so that the connecting member has the advantages of wear resistance, durability in use, and the like.

As shown in fig. 6, the kettle-type battery includes an anti-theft plug 7, the second housing 3 is provided with a mounting opening for mounting the fastener 5, and the anti-theft plug 7 is plugged on the mounting opening. This structure setting, 7 shutoff installing ports of theftproof plug avoid from installing ports department dismantlement fastener 5 to prevent that electric core 9 in the inner chamber from being stolen.

In addition, in this embodiment, the first casing 1 is an upper casing, and the second casing 3 is a lower casing, so that in the use process of the kettle-type battery, rainwater is difficult to infiltrate into the first mounting hole 11, the second mounting hole 21 and the third mounting hole 31 through the mounting port formed at the bottom of the second casing 3, and then the plugging mounting port of the anti-theft rubber plug 7 is combined, so that the waterproof effect of the kettle-type battery is better.

As shown in fig. 6, the kettle-type battery includes a protection plate 8 electrically connected to the bracket 2, a fourth mounting hole 81 is formed on the protection plate 8, and the fastener 5 passes through the second mounting hole 21 to fix the protection plate 8. The protection shield 8 is used for protecting battery charging and discharging, avoids risks such as voltage, current overload and short circuit, fixes the protection shield 8 and the support 2, the first shell 1 and the second shell 3 into a whole through the fastener 5, further improves the stability of structure.

As shown in fig. 6 and 7, the kettle-type battery includes a handle plug 13, a plug groove 131 is formed in the first casing 1, and the handle plug 13 is mounted on the plug groove 131. Handle plug 13 is fixed in the handle position department of first casing 1 through the mode of embedding plug groove 131, can improve the feel that the user gripped through setting up handle plug 13, and the user of being convenient for is to battery installation and dismantlement.

Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.

Claims

1. The utility model provides a kettle type battery, its includes support, first casing and the second casing that is used for installing electric core, the support mounting be in first casing with the inner chamber that the second casing encloses jointly, its characterized in that, first casing and/or set up two at least location portions on the medial surface of second casing, location portion has the orientation the locating surface of inner chamber, the locating surface with the side laminating of support.

2. The kettle-type battery according to claim 1, wherein the positioning portion has a guide slope inclined toward the inner cavity, the guide slope being disposed at an angle with respect to a mounting direction of the holder.

3. The kettle-type battery according to claim 1, wherein the positioning portions are circumferentially distributed along an edge of the first case or the second case.

4. The kettle-type battery according to claim 3, wherein the plurality of positioning portions on the first case or the second case are equally spaced apart.

5. The kettle-type battery as in claim 1, wherein the kettle-type battery comprises a fastener, wherein the first housing, the bracket and the second housing have corresponding first, second and third mounting holes, respectively, and the fastener passes through the first, second and third mounting holes to secure the first, bracket and second housing.

6. The kettle-type battery according to claim 5, wherein the kettle-type battery comprises a connector fixed in the first mounting hole, the connector having an internal thread, the fastener being threadedly coupled to the connector.

7. The kettle-type battery as claimed in claim 5, wherein the kettle-type battery comprises a theft-proof rubber plug, the second housing is provided with a mounting opening for mounting the fastener, and the theft-proof rubber plug is blocked on the mounting opening.

8. The kettle-type battery as claimed in claim 5, wherein the kettle-type battery comprises a protection plate electrically connected to the bracket, the protection plate having a fourth mounting hole formed therein, and the fastener passing through the second mounting hole to fix the protection plate.

9. The kettle-type battery according to claim 1, wherein the first housing defines a slot, and the second housing defines a snap-fit member, the snap-fit member and the slot cooperating to secure the first housing and the second housing.

10. The kettle-type battery of claim 1, wherein the kettle-type battery comprises a handle plug, wherein the first housing defines a plug slot, and wherein the handle plug is mounted in the plug slot.