Battery Box of Hybrid Mining Dump Truck

Abstract

The present invention discloses a battery box for a hybrid mining dump truck, comprising: a power battery box, a suspension fixing component, and a shock-absorbing fixing component. The suspension fixing component is connected to the upper part of the power battery box by means of suspension connection, and the shock-absorbing fixing component is connected to the lower part of the power battery box by means of suspension connection. The present invention can eliminate the vibration and impact applied to the power battery box, and ensure the reliable operation of the power battery in the power battery box.

Description

Technical Field

[0001] The invention belongs to the field of hybrid mining dump trucks, and particularly relates to a battery box for a hybrid mining dump truck. Background Art

[0002] The fuel operation cost of traditional mining dump trucks is high, while hybrid mining dump trucks can save about 30% of fuel under the same working conditions. Therefore, hybrid mining dump trucks are widely used in large mines.

[0003] At present, high-performance power batteries can be applied to the mining vehicle industry. However, under the premise of meeting the requirements of mining dump trucks, the volume and weight of power batteries are very large. At the same time, the road conditions in open-pit mines are poor, resulting in high installation requirements for power battery boxes on mining dump trucks, and fatigue and shock absorption need to be considered. Summary of the Invention

[0004] The purpose of the invention is to provide a battery box for a hybrid mining dump truck, which can eliminate the vibration and impact applied to the power battery box and ensure the reliable operation of the power battery in the power battery box.

[0005] To achieve the above purpose, the technical solution adopted by the invention is:

[0006] The battery box for a hybrid mining dump truck includes: a power battery box, a suspension fixing component, and a shock absorption fixing component. The suspension fixing component is connected to the upper part of the power battery box by means of suspension connection, and the shock absorption fixing component is connected to the lower part of the power battery box by means of suspension connection.

[0007] Further, the two suspension fixing components are respectively connected to both sides of the power battery box, near the top surface position of the power battery box; the two shock absorption fixing components are connected to the front wall surface of the power battery box, near the bottom surface position of the power battery box.

[0008] Further, the suspension fixing component includes: a connecting shaft, a suspension bracket, a clamping cover plate, a cover plate connecting bolt, and a reinforcing plate; the reinforcing plate is provided with a hanging through hole, the connecting shaft is connected to the power battery box, the clamping cover plate includes a first cover plate split body and a second cover plate split body, the bottom of the first cover plate split body is connected to the outer wall of the suspension bracket, the first cover plate split body and the second cover plate split body are respectively provided with a bayonet, and the two bayonets are opposite in position; the first cover plate split body is provided with two first threaded holes, and the two first threaded holes are located on both sides of the bayonet; the second cover plate split body is provided with two first through holes, and the two first through holes are located on both sides of the bayonet; the cover plate connecting bolt passes through the first through hole and is connected to the first threaded hole, and the connecting shaft is installed in the two bayonets; the suspension bracket is inserted into the hanging through hole.

[0009] Further, the end parts of the two connecting shafts are respectively connected to both sides of the power battery box and are close to the top surface of the power battery box.

[0010] Furthermore, the shock-absorbing and fixing component includes: a gasket, a first shock-absorbing pad, a second shock-absorbing pad, a fixing plate, a mounting plate, and a shock-absorbing connecting bolt; the mounting plate is connected to the front wall surface of the power battery box; the fixing plate is provided with a shock-absorbing connecting through-hole, and the mounting plate is provided with a threaded hole; the shock-absorbing connecting bolt sequentially passes through the gasket, the first shock-absorbing pad, the shock-absorbing connecting through-hole, and the second shock-absorbing pad and is connected to the threaded hole.

[0011] Furthermore, two mounting plates are connected to the front wall surface of the power battery box.

[0012] Furthermore, the second shock-absorbing pad includes: a bottom shock-absorbing pad and a shock-absorbing sleeve. The bottom of the shock-absorbing sleeve is connected to the through-hole of the bottom shock-absorbing pad, the shock-absorbing sleeve is installed in the shock-absorbing connecting through-hole, and the shock-absorbing connecting bolt passes through the bottom shock-absorbing pad and the shock-absorbing sleeve.

[0013] The technical effects of the present invention include:

[0014] The present invention can greatly reduce and eliminate the impact and vibration received by the power battery box, improve the stability of the power battery in the power battery box, ensure the reliable operation of the power battery, and reduce the maintenance cost of the mining dump truck. Description of the Drawings

[0015] Figure 1 It is an exploded view of the battery box of the hybrid mining dump truck in the present invention. Detailed Embodiments

[0016] The following description fully shows the specific embodiments of the present invention, so that those skilled in the art can practice and reproduce.

[0017] As Figure 1 shown, it is an exploded view of the battery box of the hybrid mining dump truck in the present invention.

[0018] The battery box of the hybrid mining dump truck includes: a power battery box 1, suspension fixing components 2, and shock-absorbing and fixing components 3. The two suspension fixing components 2 are respectively connected to both sides of the power battery box 1, near the top surface position of the power battery box 1; the two shock-absorbing and fixing components 3 are connected to the front wall surface of the power battery box 1, near the bottom surface position of the power battery box 1.

[0019] The suspension and fixing component 2 includes: a connecting shaft 21, a suspension bracket 22, a clamping cover plate 23, a cover plate connecting bolt 24, and a reinforcing plate 25; the reinforcing plate 25 is provided with a hanging through hole 26, and two reinforcing plates 25 are used for being welded on both sides of the vehicle frame longitudinal beam (through the transition welding of two layers of reinforcing plates 25, and the reinforcing plate 25 is integrated with the vehicle frame longitudinal beam 4); the end parts of two connecting shafts 21 are respectively connected to both sides of the power battery box 1 and are close to the top surface of the power battery box 1; the clamping cover plate 23 includes a first cover plate split body and a second cover plate split body, the bottom of the first cover plate split body is connected to the outer wall of the suspension bracket 22, the first cover plate split body and the second cover plate split body are respectively provided with bayonets, and the positions of the two bayonets are opposite; the first cover plate split body is provided with two first threaded holes, and the two first threaded holes are located on both sides of the bayonet; the second cover plate split body is provided with two first through holes, and the two first through holes are located on both sides of the bayonet; the cover plate connecting bolt 24 passes through the first through hole and is connected to the first threaded hole, and the connecting shaft 21 is installed in the two bayonets to connect the connecting shaft 21 with the suspension bracket 22; the suspension bracket 22 is inserted into the hanging through hole 26.

[0020] The shock absorption and fixing component 3 includes: a gasket 31, a first shock pad 32, a second shock pad 33, a fixing plate 34, a mounting plate 35, and a shock absorption connecting bolt 36. The fixing plate 34 is connected to the side part of the vehicle frame longitudinal beam 4 by welding (two fixing plates 34 are respectively located on both sides of the vehicle frame longitudinal beam 4), and two mounting plates 35 are welded on the front wall surface of the power battery box 1; the fixing plate 34 is provided with a shock absorption connecting through hole 37, and the mounting plate 35 is provided with a threaded hole 38; the shock absorption connecting bolt 36 sequentially passes through the gasket 31, the first shock pad 32, the shock absorption connecting through hole 37, and the second shock pad 33 and is connected to the threaded hole 38 to connect the lower part of the power battery box 1 to the vehicle frame longitudinal beam 4 through the shock absorption and fixing component 3.

[0021] The second shock pad 33 includes: a bottom shock pad and a shock absorption sleeve, the bottom of the shock absorption sleeve is connected to the through hole of the bottom shock pad, the shock absorption sleeve is installed in the shock absorption connecting through hole 37, and the shock absorption connecting bolt 36 passes through the bottom shock pad and the shock absorption sleeve. The second shock pad 33 eliminates lateral vibration and impact through the bottom shock pad, and the shock absorption sleeve is used to eliminate longitudinal vibration and impact.

[0022] The power battery box 1 is connected to the vehicle frame longitudinal beam 4. Two upper parts are connected by suspension through the suspension and fixing component 2, and two lower parts are connected by shock absorption through the shock absorption and fixing component 3. The suspension connection and the shock absorption connection can effectively buffer the impact and vibration received by the power battery box 1, and most of the impact force and vibration are dissipated through the suspension connection and the shock absorption connection to protect the power battery in the power battery box 1.

[0023] The terminology used in this invention is illustrative and exemplary, not restrictive. Since the present invention can be embodied in many forms without departing from the spirit or essence of the invention, it should be understood that the above embodiments are not limited to any of the foregoing details, but should be broadly construed within the spirit and scope defined by the appended claims. Therefore, all changes and modifications falling within the scope of the claims or their equivalents should be covered by the appended claims.

Claims

1. Hybrid mining dump truck battery box, characterized in that, Including: A power battery box, a suspension fixing component, and a shock-absorbing fixing component. The suspension fixing component is connected to the upper part of the power battery box by means of suspension connection, and the shock-absorbing fixing component is connected to the lower part of the power battery box by means of suspension connection; The suspension fixing component includes: a connecting shaft, a suspension bracket, a clamping cover plate, a cover plate connecting bolt, and a reinforcing plate; The reinforcing plate is provided with a hanging through hole, the connecting shaft is connected to the power battery box, the clamping cover plate includes a first cover plate body and a second cover plate body, the bottom of the first cover plate body is connected to the outer wall of the suspension bracket, the first cover plate body and the second cover plate body are respectively provided with bayonets, and the positions of the two bayonets are opposite; The first cover plate body is provided with two first threaded holes, and the two first threaded holes are located on both sides of the bayonet; The second cover plate body is provided with two first through holes, and the two first through holes are located on both sides of the bayonet; The cover plate connecting bolt passes through the first through hole and is connected to the first threaded hole, and the connecting shaft is installed in the two bayonets; The suspension bracket is inserted into the hanging through hole; The shock-absorbing fixing component includes: a gasket, a first shock-absorbing pad, a second shock-absorbing pad, a fixing plate, a mounting plate, and a shock-absorbing connecting bolt; The mounting plate is connected to the front wall surface of the power battery box; The fixing plate is provided with a shock-absorbing connecting through hole, and the mounting plate is provided with a threaded hole; The shock-absorbing connecting bolt sequentially passes through the gasket, the first shock-absorbing pad, the shock-absorbing connecting through hole, and the second shock-absorbing pad and is connected to the threaded hole.

2. The hybrid mining dump truck battery box according to claim 1, characterized in that, Two suspension fixing components are respectively connected to both sides of the power battery box, near the top surface position of the power battery box; Two shock-absorbing fixing components are connected to the front wall surface of the power battery box, near the bottom surface position of the power battery box.

3. The hybrid mining dump truck battery box according to claim 1, characterized in that, The end parts of the two connecting shafts are respectively connected to both sides of the power battery box and are close to the top surface of the power battery box.

4. The hybrid mining dump truck battery box according to claim 1, characterized in that, Two mounting plates are connected to the front wall surface of the power battery box.

5. The hybrid mining dump truck battery box according to claim 1, characterized in that, The second shock-absorbing pad includes: a bottom shock-absorbing pad and a shock-absorbing sleeve. The bottom of the shock-absorbing sleeve is connected to the through hole of the bottom shock-absorbing pad, the shock-absorbing sleeve is installed in the shock-absorbing connecting through hole, and the shock-absorbing connecting bolt passes through the bottom shock-absorbing pad and the shock-absorbing sleeve.

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