CN212889952U

CN212889952U - Power unit for conveniently replacing battery module of electric vacuum sweeper

Info

Publication number: CN212889952U
Application number: CN202021020374.7U
Authority: CN
Inventors: 赵普磊; 唐双祥; 席国勇; 张彬
Original assignee: Henan Hualu Automobiles Co ltd
Current assignee: Henan Hualu Automobiles Co ltd
Priority date: 2020-06-06
Filing date: 2020-06-06
Publication date: 2021-04-06
Anticipated expiration: 2030-06-06

Abstract

The utility model relates to the technical field of environmental sanitation vehicles, in particular to a power unit for conveniently replacing a battery module of an electric dust collection vehicle, wherein the electric dust collection vehicle comprises a power unit and a garbage box body which are arranged on a vehicle chassis, and the power unit comprises a battery module bracket component and a protective shell; the battery module bracket assembly comprises a support bracket and a battery module tray assembly which can be opened and closed in a sliding mode; the battery module tray assembly comprises a third battery module tray, a plurality of second battery module trays and a first battery module tray which are connected with the supporting bracket in a sliding mode, and the first battery module tray, the second battery module trays and the third battery module tray are opened or closed through hinged connecting rods. The utility model has reasonable and novel design and compact structure, greatly improves the holding capacity and the space utilization rate of the battery module, and increases the garbage holding capacity of the electric dust collecting vehicle; be convenient for later stage change, maintenance promote detection speed by a wide margin, reduce the human cost.

Description

Power unit for conveniently replacing battery module of electric vacuum sweeper

Technical Field

The utility model relates to a sanitation vehicle technical field, concretely relates to a power pack who is used for convenient change battery module of electric vacuum sweeper.

Background

The sanitation vehicle is used as an important movable sanitation tool for urban cosmetology, is particularly important at present when people's health idea is upgraded, and is also an important tool for improving urban appearance. The sanitation vehicle doors which exist at present completely comprise single door type vehicles such as a sweeper, a sprinkler cleaning vehicle and a snow clearer, and simultaneously, a plurality of door type sanitation vehicles such as a cleaning and cleaning vehicle, a snow removing sweeper, a cleaning garbage recycling vehicle and a cleaning garbage recycling vehicle also exist. With the increasing requirements of people on the environment, sanitation vehicles using fossil fuel as energy become another concern of people on greenhouse gas emission, and therefore, partial cleaning vehicles and dust collection vehicles are replaced by pure electric vehicle bodies, so that the emission of pollution gas is reduced. The power unit of the existing electric dust collection vehicle is mainly arranged between a cab and a garbage box body, a power system for the vehicle, and a dust collection device for cleaning provides power, the electric dust collection vehicle is limited by a dust collection vehicle body structure, a battery module of the power unit is usually fixedly arranged in a protective shell in a high concentration degree, after the electric dust collection vehicle is used for a period of time, part of battery cells break down or are damaged, frequent replacement or maintenance is needed, the whole or part of the battery module is mainly adopted for replacement, the whole replacement process needs to be dismantled for voltage and current detection, so as to determine the damage condition, the process is troublesome and labor-consuming, and the labor intensity is high.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects and deficiencies in the prior art, the utility model provides a power unit for conveniently replacing a battery module of an electric dust suction vehicle. The purpose of the utility model is realized through the following technical scheme:

a power unit for conveniently replacing a battery module of an electric dust collection vehicle comprises a vehicle head and a vehicle chassis connected with the vehicle head, wherein the vehicle chassis is provided with the power unit and a garbage box body; the battery module bracket assembly comprises a support bracket and battery module tray assemblies which can be relatively slidably opened and closed and are connected to two sides of the support bracket; the battery module tray assembly comprises a third battery module tray, a plurality of second battery module trays and a first battery module tray, wherein the third battery module tray is connected with the supporting bracket in a sliding mode, the plurality of second battery module trays are connected with the uppermost layer of second battery module trays through two hinged connecting rods, and the first battery module tray, the second battery module tray and the third battery module tray are opened or closed through the hinged connecting rods.

Furthermore, the first battery module tray, the second battery module tray and the third battery module tray have the same main body structure and respectively comprise a tray frame, and a cross-shaped grid is arranged in the tray frame and divides the tray frame into a plurality of equal-volume accommodating cavities for accommodating the battery cell trays; positioning fixture blocks are fixedly arranged at four corners of the lower part of the single accommodating cavity; at least two groups of fixed pivots for fixing the hinged connecting rods are arranged on the outer wall of one side of the tray frame.

Furthermore, three groups of fixed pivots are arranged on the outer wall of one side of the tray frame of the first battery module tray.

Furthermore, 3 groups of fixed pivots are arranged on the outer wall of one side of the tray frame of the second battery module tray at equal intervals.

Furthermore, 2 groups of fixed pivots are arranged on the outer wall of one side of the tray frame of the tray of the third battery module; a group of guide slide rails is fixedly arranged on the bottom edge of the tray frame corresponding to the lower side of the fixed pivot.

Furthermore, the battery cell tray is a square frame, and four corners of the bottom end of the battery cell tray are provided with positioning clamping grooves corresponding to the positioning clamping blocks.

Furthermore, the supporting bracket comprises a supporting splint and a supporting longitudinal frame vertically arranged at the center of the supporting splint; the opposite sides of the two sides of the supporting support plate are upwards vertically formed into flanges provided with positioning sliding grooves.

Furthermore, the support indulge and set up the through wires hole that a plurality of power supply lines passed through to correspond on the curb plate.

Furthermore, the upper ends of the side plates on the longitudinal support frame are provided with lock rods for locking with the fixed pivot on the first battery module tray.

Further, the protective shell comprises a shell body and a charging port positioned at the top of the shell body; be located the casing and be provided with sunken dovetail groove along automobile body length direction's contralateral side board, be located the casing downside and seted up the encapsulation mouth.

The utility model has the advantages that: the design is reasonable and novel, the structure is compact, and the accommodation capacity of the battery module is greatly improved through the battery module tray assemblies arranged in multiple layers, so that the space utilization rate of the power unit is improved, the volume of the power unit is reduced, and the garbage accommodation capacity of the electric dust collection vehicle is improved; the adoption can open each other's battery module tray, the later stage of being convenient for is changed, is maintained, promotes detection speed by a wide margin, reduces the human cost.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

FIG. 1 is a side view of the electric vacuum cleaner of the embodiment of the present invention;

FIG. 2 is a schematic structural view of a power unit protective housing according to an embodiment of the present invention;

fig. 3 is a schematic view illustrating a closed state of a battery module bracket assembly according to an embodiment of the present invention;

fig. 4 is a schematic view illustrating an opened state of a battery module support assembly according to an embodiment of the present invention;

FIG. 5 is a schematic view of a support bracket according to an embodiment of the present invention;

fig. 6 is a schematic view of an installation structure of a first battery module tray and a battery cell tray according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a second battery module tray according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a third battery module tray according to an embodiment of the present invention.

Reference numerals:

100-vacuum sweeper, 1-head, 2-power unit, 3-garbage can, 4-vehicle floor, 5-sweeping vacuum cleaner, 6-protective housing, 601-housing, 602-charging port, 603-dovetail, 604-package port, 7-battery module support assembly, 8-support bracket, 801-support longitudinal, 802-support pallet, 803-positioning chute, 804-threading hole, 805-locking bar, 9-battery module pallet assembly, 10-hinged connecting bar, 11-battery cell pallet, 12-first battery module pallet, 13-second battery module pallet, 14-third battery module pallet, 15-guide slide, 01-pallet frame, 02-cross grid, 03-fixed pivot, 04-positioning clamping block and 16-positioning clamping groove.

Detailed Description

In order to make those skilled in the art better understand the solution of the embodiments of the present invention, the embodiments of the present invention are further described in detail below with reference to the accompanying drawings and the implementation manner.

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.

In the description of the present application, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are used only for convenience of describing the present application and for simplicity of description, and do not indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Referring to fig. 1-4, a power unit for conveniently replacing a battery module of an electric vacuum vehicle, the electric vacuum vehicle (100) comprises a vehicle head (1) and a vehicle chassis (4) connected with the vehicle head, a power unit (2) and a garbage can body (3) are arranged on the vehicle chassis (4), the power unit (2) comprises a battery module bracket assembly (7) fixedly connected with the vehicle chassis (4) and a protective shell (6) sleeved on the battery module bracket assembly; the battery module bracket assembly (7) comprises a support bracket (8) and battery module tray assemblies (9) which can be relatively slidably opened and closed and are connected to two sides of the support bracket (8); the battery module tray assembly (9) comprises a third battery module tray (14) connected with the supporting bracket (8) in a sliding mode, a plurality of second battery module trays (13) connected through two hinged connecting rods (10) and a first battery module tray (12) connected with the uppermost layer second battery module tray (13) through the two hinged connecting rods (10), and the first battery module tray (12), the second battery module tray (13) and the third battery module tray (14) are opened or closed through the hinged connecting rods (10). As shown in fig. 3, the first battery module tray (12), the second battery module tray (13), and the third battery module tray (14) are in a closed state, in which the battery module is in a working state, and the protective housing 6 is fastened to the battery module support assembly 7 in this state; as shown in fig. 4, the first battery module tray (12), the second battery module tray (13), and the third battery module tray (14) are unfolded by the hinge connection rod (10), thereby facilitating inspection or replacement of the battery modules located on the battery module trays.

Referring to fig. 6-8, a first battery module tray (12), a second battery module tray (13), and a third battery module tray (14) have the same main structure, and each include a tray frame (01), and a cross grid (02) is disposed in the tray frame (01) to divide the tray frame into a plurality of equal-volume accommodating cavities for accommodating a battery cell tray (11); four corners of the lower part of the single accommodating cavity are fixedly provided with positioning fixture blocks (04); at least two groups of fixed pivots (03) for fixing the hinged connecting rods (10) are arranged on the outer wall of one pair of sides of the tray frame (01).

Referring to fig. 6, three sets of fixed pivots (03) are arranged on the outer wall of one side of the tray frame (01) of the first battery module tray (12); wherein, a set of fixed pivot 03 that is located tray frame (01) inboard innermost plays the effect of locking piece for with the cooperation of locking lever 805 on the support bracket 8, realize when first battery module tray (12), second battery module tray (13), third battery module tray (14) are in the closure state, to the locking of battery module tray, avoid first battery module tray (12), second battery module tray (13), free activity state appears in third battery module tray (14), cause the incident.

Referring to fig. 7, 3 sets of fixed pivots (03) are disposed on the outer wall of the tray frame (01) of the second battery module tray (13) at equal intervals, and the 3 sets of fixed pivots 03 on the second battery module tray 14 play a role in connecting the upper and lower second battery module trays 14.

Referring to fig. 8, a pair of outer side walls of a tray frame (01) of a third battery module tray (14) is provided with 2 sets of fixed pivots (03), and the 2 sets of fixed pivots 03 are adapted to be connected to 2 sets of fixed pivots 03 near the inner side on an upper second battery module tray 14 through hinge links 10; a group of guide slide rails (15) are fixedly arranged on the bottom edge of the tray frame (01) at the lower side corresponding to the fixed pivot (03).

Referring to fig. 6, the battery cell tray (11) is a square frame, the four corners of the bottom end of the battery cell tray correspond to the positioning clamping blocks (04) and are provided with positioning clamping grooves (16), and the battery cell tray (11) can be correspondingly fixed and clamped in the battery module tray assembly 9 to form a stable fixing structure. In this embodiment, the interior of the battery module tray assembly 9 is divided into 4 equivalent accommodating cavities by the cross grid 02, but the present invention is not limited to 4 accommodating cavities, and may be a plurality of accommodating cavities or a single accommodating cavity.

Referring to fig. 5, the support bracket (8) includes a support pallet (802) and a vertical support frame (801) vertically disposed at the center thereof; two opposite sides of the supporting plate (802) are upwards vertically formed with flanges provided with positioning sliding grooves (803); the positioning slide groove 803 may receive the guide slide rail 15 on the third battery module tray 14, thereby achieving relative sliding of the third battery module tray 14 and the support pallet 802. A plurality of threading holes (804) for passing power supply lines are correspondingly formed in opposite side plates of the supporting longitudinal frame (801), and the battery module connecting wires on each battery module tray 12 can be connected with a charging device arranged at the top of the supporting bracket 8 through the threading holes 804; in this embodiment, the charging device is invisible, and the functions thereof can be realized by adopting the prior art.

The upper ends of the side plates of the supporting longitudinal frame (801) are provided with locking rods (805) used for being locked with fixed pivots (03) on the first battery module tray (12), and the locking rods 805 can be fixedly clamped with the innermost fixed pivot 03 on the first battery module tray 12, so that the battery module tray assembly 9 and the supporting bracket 8 are fixed relatively.

Referring to fig. 2, the protective casing (6) comprises a housing (601) and a charging port (602) located at the top thereof, wherein the charging port 602 is arranged corresponding to the charging device located on the support bracket 8, and is used for protecting the charging device from rain and dust and connecting the charging device with an external power supply; a concave trapezoidal groove (603) is arranged on the side plate at the opposite side of the shell (601) along the length direction of the vehicle body, and the trapezoidal groove 603 is used for strengthening the strength of the side plate of the protective shell 6; an encapsulation opening (604) is arranged at the lower side of the shell (601).

In the embodiment, the opposite side of the middle part of the vehicle chassis (4) is fixedly provided with the cleaning and dust collecting device (5), and the cleaning and dust collecting device 5 can be integrated to realize cleaning and dust removing functions by adopting the prior art.

While the preferred embodiments of the present invention have been described in the foregoing illustrative manner, it will be understood by those skilled in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a power pack for convenient change battery module of electric vacuum sweeper, electric vacuum sweeper (100) including locomotive (1) and vehicle chassis (4) of being connected with it, be located and be provided with power pack (2) and rubbish box (3), its characterized in that on vehicle chassis (4): the power unit (2) comprises a battery module bracket assembly (7) fixedly connected with the vehicle chassis (4) and a protective shell (6) sleeved on the battery module bracket assembly; the battery module bracket assembly (7) comprises a support bracket (8) and battery module tray assemblies (9) which can be relatively slidably opened and closed and are connected to two sides of the support bracket (8); battery module tray subassembly (9) include with support bracket (8) sliding connection's third battery module tray (14), a plurality of second battery module tray (13) of connecting through two articulated connecting rods (10) and with the superiors second battery module tray (13) through two articulated connecting rods (10) connect first battery module tray (12), second battery module tray (13) open or closed through articulated connecting rod (10) with third battery module tray (14).

2. The power unit for the electric vacuum vehicle for conveniently replacing the battery module according to claim 1, is characterized in that: the first battery module tray (12), the second battery module tray (13) and the third battery module tray (14) have the same main body structure and respectively comprise a tray frame (01), and a cross-shaped grid (02) is arranged in the tray frame (01) and divides the tray frame (01) into a plurality of equal-volume containing cavities for containing a battery cell tray (11); four corners of the lower part of the single accommodating cavity are fixedly provided with positioning fixture blocks (04); at least two groups of fixed pivots (03) for fixing the hinged connecting rods (10) are arranged on the outer wall of one pair of sides of the tray frame (01).

3. The power unit for the electric vacuum vehicle for conveniently replacing the battery module according to claim 2, is characterized in that: three groups of fixed pivots (03) are arranged on the outer wall of one side of the tray frame (01) of the first battery module tray (12).

4. The power unit for the electric vacuum vehicle for conveniently replacing the battery module according to claim 2, is characterized in that: and 3 groups of fixed pivots (03) are arranged on the outer wall of one side of the tray frame (01) of the second battery module tray (13) at equal intervals.

5. The power unit for the electric vacuum vehicle for conveniently replacing the battery module according to claim 2, is characterized in that: 2 groups of fixed pivots (03) are arranged on the outer walls of a pair of sides of a tray frame (01) of the third battery module tray (14); a group of guide slide rails (15) are fixedly arranged on the bottom edge of the tray frame (01) at the lower side corresponding to the fixed pivot (03).

6. The power unit for the electric vacuum vehicle for conveniently replacing the battery module according to claim 2, is characterized in that: the battery cell tray (11) is a square frame, and four corners of the bottom end of the battery cell tray are provided with positioning clamping grooves (16) corresponding to the positioning clamping blocks (04).

7. The power unit for the electric vacuum vehicle for conveniently replacing the battery module according to any one of claims 1 to 6, wherein: the supporting bracket (8) comprises a supporting pallet (802) and a supporting longitudinal frame (801) vertically arranged at the center of the supporting pallet; two opposite sides of the supporting plate (802) are upwards vertically formed with flanges provided with positioning sliding grooves (803).

8. The power unit for the electric vacuum vehicle for conveniently replacing the battery module according to claim 7, is characterized in that: the support vertical frame (801) is correspondingly provided with a plurality of threading holes (804) for passing through power supply wires on the opposite side plates.

9. The power unit for the electric vacuum vehicle for conveniently replacing the battery module according to claim 7, is characterized in that: and the upper end of the side plate of the supporting longitudinal frame (801) is provided with a lock rod (805) which is used for locking with a fixed pivot (03) on the first battery module tray (12).

10. The power unit for the electric vacuum vehicle for conveniently replacing the battery module according to claim 7, is characterized in that: the protective shell (6) comprises a shell (601) and a charging port (602) positioned at the top of the shell; a sunken trapezoidal groove (603) is formed in the side plate, located on the opposite side of the shell (601) along the length direction of the vehicle body, and a packaging opening (604) is formed in the lower side of the shell (601).