CN215409698U - Wheel nut anti-falling device of mining dump truck - Google Patents

Abstract

The utility model discloses a wheel nut anti-drop device of a mining dump truck, which comprises a fixed disc, wherein a plurality of nut sleeves with the same number as wheel nuts are rotatably arranged on the fixed disc along the circumference, a rotating sleeve is rotatably arranged at the upper end of each nut sleeve through a one-way ratchet mechanism, a rectangular hole is formed in the upper end of each rotating sleeve, the mining dump truck also comprises a positioning chuck and a locking device for locking the positioning chuck on the fixed disc, clamping blocks which have the same number as the rotating sleeves and can be inserted into the rectangular holes are arranged on the positioning chuck, firstly, the nut sleeves are sleeved on the nuts of the wheels, the nut sleeves are sleeved with the rotating sleeves, the rotating sleeves are provided with the rectangular holes, the wheel nuts of the wheels are limited through the arrangement of the one-way ratchet mechanisms, the positioning chucks and the clamping blocks, the wheel nuts can be effectively prevented from being loosened, and the wheels of the vehicles are prevented from accidentally dropping during the driving, the safety of a driver is guaranteed, and the safety factor is improved.

Description

Wheel nut anti-falling device of mining dump truck

Technical Field

The utility model relates to the field of dumper trucks, in particular to a wheel nut anti-falling device for a mining dumper.

Background

After the wheels of the dumper run for a period of time, the wheels need to be replaced due to abrasion or damage, and therefore the wheels are fixed on the dumper body through bolts so as to be convenient to disassemble and assemble. However, since the wheels of the dump truck are in a high-speed rotating state for a long time and are subjected to frequent vibration, the nuts may be loosened and dropped due to the vibration, and certain potential safety hazards are caused to the driver of the dump truck and the road.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a wheel nut anti-falling device for a mining dump truck, which solves the problems of the background technology.

In order to achieve the purpose, the utility model adopts the following scheme: the utility model provides a mining dump truck wheel nut dropout prevention means, including the fixed disk rotate along the circumference on the fixed disk and install a plurality of nut sleeves the same with wheel nut quantity nut sleeve upper end is rotated through one-way ratchet and is installed the swivel sleeve upper end is equipped with the rectangular hole, still including the location chuck with will location chuck locking is in locking device on the fixed disk be equipped with on the location chuck with swivel sleeve quantity the same and can insert fixture block in the rectangular hole.

Furthermore, the one-way ratchet mechanism comprises a ratchet wheel arranged at the upper end of the nut sleeve, and a pawl capable of being matched with the ratchet wheel is arranged on the rotating sleeve.

Further, location chuck is including the tourus is gone up along the circumference array and is had the extension rod the same with swivel sleeve quantity, the fixture block sets up on the extension rod.

Furthermore, locking device is including setting up cylinder on the fixed disk, the tourus cover is established on the cylinder to pass through the bolt fastening.

Furthermore, a tension spring is connected between the fixed disc and the annular ring body.

Preferably, the rectangular hole is a square hole.

In summary, compared with the prior art, the utility model has the beneficial effects that: the vehicle wheel nut locking device is characterized in that a nut sleeve is sleeved on a nut of a wheel, a rotating sleeve is sleeved on the nut sleeve, a rectangular hole is formed in the rotating sleeve, the wheel nut is limited by the arrangement of a one-way ratchet mechanism, a positioning chuck and a clamping block, the wheel nut can be effectively prevented from being loosened, the vehicle wheel is prevented from accidentally falling off in the driving process, the safety of a driver is guaranteed, and the safety coefficient is improved.

Drawings

Fig. 1 is a schematic view illustrating the anti-drop device of the present invention installed on a wheel.

Fig. 2 is a schematic perspective view of the anti-falling device of the present invention.

Fig. 3 is a schematic top view of the present invention.

FIG. 4 is a schematic cross-sectional view taken at A-A of FIG. 3 according to the present invention.

FIG. 5 is a schematic structural view of the one-way ratchet mechanism of the present invention.

Description of reference numerals: 1. fixing the disc; 2. a nut socket; 3. a rotating sleeve; 4. a rectangular hole; 5. positioning the chuck; 6. a clamping block; 21. a ratchet wheel; 22. a pawl; 31. a torus; 32. an extension rod; 41. a cylinder; 42. a bolt; 51. a tension spring; 99. and (7) wheels.

Detailed Description

The following detailed description provides many different embodiments or examples for implementing the utility model. Of course, these are merely embodiments or examples and are not intended to be limiting. In addition, repeated reference numbers, such as repeated numbers and/or letters, may be used in various embodiments. These iterations are for simplicity and clarity of describing the present invention and are not intended to represent a particular relationship between the various embodiments and/or configurations discussed.

Furthermore, spatially relative terms, such as "below" … "," below "," inside-out "," above "," upper "and the like, may be used herein to facilitate describing one element or feature's relationship to another element or feature during use or operation of the device, and may include different orientations of the device during use or operation of the device as illustrated in the figures. The devices may be rotated 90 degrees or other orientations from different orientations and the spatially relative descriptors used therein should be interpreted as such and are not to be construed as limiting the utility model, and the terms "first" and "second" are used for descriptive purposes only and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

The utility model is further described in the following figures and detailed description: as shown in fig. 1 to 5, the mining dump truck wheel nut anti-drop device comprises a fixed disk 1, a plurality of nut sleeves 2 with the same number as wheel nuts are rotatably installed on the fixed disk 1 along the circumference, a rotary sleeve 3 is rotatably installed at the upper end of each nut sleeve 2 through a one-way ratchet mechanism, a rectangular hole 4 is formed at the upper end of each rotary sleeve 3, the mining dump truck wheel nut anti-drop device further comprises a positioning chuck 5 and a locking device for locking the positioning chuck 5 on the fixed disk 1, clamping blocks 6 which are the same number as the rotary sleeves 3 and can be inserted into the rectangular holes 4 are arranged on the positioning chuck 5, preferably, the rectangular holes 4 are square holes, the clamping blocks 6 are square blocks, the nut sleeves 2 are firstly sleeved on the nuts of the wheels, the rotary sleeves 3 are sleeved on the nut sleeves 2, the rectangular holes 4 are formed in the rotary sleeves 3, and the nut sleeves are connected through the one-way ratchet mechanisms, The arrangement of the positioning chuck 5 and the clamping block 6 enables the wheel nuts to be limited, the wheel nuts can be effectively prevented from loosening, the vehicle wheels are prevented from accidentally falling in the driving process, the safety of a driver is guaranteed, and the safety factor is improved.

Specifically, the one-way ratchet mechanism includes a ratchet 21 provided at an upper end of the nut socket 2, and the rotation sleeve 3 is provided with a pawl 22 engageable with the ratchet 21, so that the nut socket 2 can be prevented from rotating in a loosening direction.

Referring to fig. 2, the positioning chuck 5 includes a circular ring body 31, extension rods 32 with the same number as that of the rotary sleeves 3 are arranged on the circular ring body 31 along a circumferential array, the fixture block 6 is arranged on the extension rods 32, and the extension rods 32 are fixed on the circular ring body 31 by welding.

Referring to fig. 2-4, locking device is including setting up cylinder 41 on the fixed disk 1, the tourus 31 cover is established on cylinder 41 to fixed through bolt 42, simple structure, simple to operate be connected with extension spring 51 between fixed disk 1 and the tourus 31, enable fixed disk 1 and location chuck 5 to be connected through extension spring 51, convenient fixed and transport.

The specific working principle of the utility model is as follows:

firstly, the nut sleeve 2 is sleeved on the nut of the wheel 99, because the state of each nut after being screwed tightly is different, the nut sleeve 2 can be matched with the nut on the wheel 99 by rotating the nut sleeve 2, then the nut can be inserted into the rectangular hole 4 through the fixture block 6 on the positioning chuck 5, and then the positioning chuck 5 is locked by the locking device, so that the wheel nut is limited by the one-way ratchet mechanism and the fixture block 6, the anti-loosening effect on the wheel nut can be effectively realized, the accidental falling of the vehicle wheel in the driving process is prevented, the safety of a driver is guaranteed, and the safety factor is improved.

While there have been shown and described the fundamental principles and principal features of the utility model and advantages thereof with reference to the drawings, it will be understood by those skilled in the art that the utility model is not limited to the embodiments described above, which are given by way of illustration of the principles of the utility model, but that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a mining dump truck wheel nut dropout prevention means which characterized in that: including fixed disk (1) rotate along the circumference on fixed disk (1) and install a plurality of nut sleeve (2) the same with wheel nut quantity nut sleeve (2) upper end is rotated through one-way ratchet and is installed swivel sleeve (3) upper end is equipped with rectangular hole (4), still including location chuck (5) and with location chuck (5) locking is in locking device on fixed disk (1) be equipped with on location chuck (5) with swivel sleeve (3) quantity the same and can insert fixture block (6) in rectangular hole (4).

2. The mining dump truck wheel nut anti-drop device according to claim 1, characterized in that: the one-way ratchet mechanism comprises a ratchet wheel (21) arranged at the upper end of the nut sleeve (2), and a pawl (22) capable of being matched with the ratchet wheel (21) is arranged on the rotating sleeve (3).

3. The mining dump truck wheel nut anti-drop device according to claim 1, characterized in that: location chuck (5) are including torus (31) it has extension rod (32) the same with swivel sleeve (3) quantity to follow the circumference array on torus (31), fixture block (6) set up on extension rod (32).

4. The mining dump truck wheel nut anti-drop device according to claim 3, characterized in that: the locking device comprises a cylinder (41) arranged on the fixed disc (1), and the circular ring body (31) is sleeved on the cylinder (41) and fixed through a bolt (42).

5. The mining dump truck wheel nut anti-drop device according to claim 3, characterized in that: a tension spring (51) is connected between the fixed disc (1) and the annular body (31).

6. The mining dump truck wheel nut anti-drop device according to claim 1, characterized in that: the rectangular hole (4) is a square hole.

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