CN116373741A - Rearview mirror bracket fixing device, rearview mirror mounting assembly and mining dump truck - Google Patents

Rearview mirror bracket fixing device, rearview mirror mounting assembly and mining dump truck Download PDF

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Publication number
CN116373741A
CN116373741A CN202310297844.6A CN202310297844A CN116373741A CN 116373741 A CN116373741 A CN 116373741A CN 202310297844 A CN202310297844 A CN 202310297844A CN 116373741 A CN116373741 A CN 116373741A
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CN
China
Prior art keywords
rearview mirror
connecting piece
support
protruding part
mirror bracket
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310297844.6A
Other languages
Chinese (zh)
Inventor
韩磊
秦红义
陈海燕
杨裕丰
冯汉队
张杰山
乔奎普
王周
赵明
杜宁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xuzhou XCMG Mining Machinery Co Ltd
Original Assignee
Xuzhou XCMG Mining Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xuzhou XCMG Mining Machinery Co Ltd filed Critical Xuzhou XCMG Mining Machinery Co Ltd
Priority to CN202310297844.6A priority Critical patent/CN116373741A/en
Publication of CN116373741A publication Critical patent/CN116373741A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
    • B60R1/02—Rear-view mirror arrangements
    • B60R1/06—Rear-view mirror arrangements mounted on vehicle exterior
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
    • B60R1/02—Rear-view mirror arrangements
    • B60R1/06—Rear-view mirror arrangements mounted on vehicle exterior
    • B60R1/062—Rear-view mirror arrangements mounted on vehicle exterior with remote control for adjusting position
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
    • B60R1/02—Rear-view mirror arrangements
    • B60R1/06—Rear-view mirror arrangements mounted on vehicle exterior
    • B60R1/062—Rear-view mirror arrangements mounted on vehicle exterior with remote control for adjusting position
    • B60R1/064—Rear-view mirror arrangements mounted on vehicle exterior with remote control for adjusting position by manually powered actuators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
    • B60R1/02—Rear-view mirror arrangements
    • B60R1/06—Rear-view mirror arrangements mounted on vehicle exterior
    • B60R1/062—Rear-view mirror arrangements mounted on vehicle exterior with remote control for adjusting position
    • B60R1/064—Rear-view mirror arrangements mounted on vehicle exterior with remote control for adjusting position by manually powered actuators
    • B60R1/066—Rear-view mirror arrangements mounted on vehicle exterior with remote control for adjusting position by manually powered actuators for adjusting the mirror relative to its housing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)

Abstract

The invention discloses a rearview mirror bracket fixing device, a rearview mirror mounting assembly and a mining dump truck, wherein a first connecting piece is provided with an axial protruding part and a radial protruding part, and the radial protruding part is connected with the rearview mirror bracket; the rotating shaft support is provided with an axial through hole, the axial protruding part of the first connecting piece is inserted into the through hole, and the bottom of the axial protruding part can penetrate out of the through hole; the second connecting piece is provided with a radial protruding part and a cylindrical ring, the radial protruding part is connected with the rearview mirror bracket, the bottom of the axial protruding part of the first connecting piece is inserted into the cylindrical ring, and the radial protruding part and the cylindrical ring are fixed together; the adjusting part is arranged between the first connecting piece and the rotating shaft support, and drives the first connecting piece and the second connecting piece to rotate together after rotating the rearview mirror support, so that the rearview mirror support rotates by a preset angle and then is fixed in position. The invention can realize the firm fixation of the rearview mirror bracket and the convenient adjustment of the angle of the rearview mirror bracket.

Description

Rearview mirror bracket fixing device, rearview mirror mounting assembly and mining dump truck
Technical Field
The invention relates to a rearview mirror bracket fixing device, and belongs to the technical field of mining dumpers.
Background
The mining dump truck has high working strength, and is always in the condition of 'three shifts a day and no stop of the halt of people' in mining areas, and the rearview mirror is required to be adjusted to ensure that the angle Shu Shicai of the mining dump truck can be taken out in the shift change due to the stature or different drivers in each shift. The mine car rearview mirror and the rearview mirror bracket are rigidly connected by bolts under the influence of severe environment in a mining area, and the angle is adjusted by means of relative rotation of the bracket and the car body. The rearview mirror support is generally rigidly connected through bolts, the fixing mode is firm in connection, the vehicle is not easy to shake and loose during running, the rearview mirror support is required to be detached from a vehicle body when the angle of the rearview mirror is adjusted, the rearview mirror support is rotated to a proper angle and then fixed, the adjusting mode is very inconvenient, a driver is required to first detach the rearview mirror support outside a driver cab to adjust the angle and then return to the driver cab for observation, and the driver is required to go to the outside of the driver cab to fix the rearview mirror. The hinge rearview mirror bracket commonly used for the road trucks is easy to shake and shake in mining areas; the rearview mirror with the electric angle adjusting function is high in cost, and most of electric rearview mirrors are plastic parts and are easy to damage due to vibration.
When the tonnage of the mine car is smaller, the convenience degree of the adjustment of the rearview mirror bracket should be considered. Small tonnage mining vehicles often need to be loaded and unloaded from a ship through trestle, and if a rearview mirror bracket is wide out of the trestle, the rearview mirror bracket needs to be folded back before passing through and unfolded after passing through. Therefore, a fixing device of the rearview mirror bracket needs to be designed, so that the angle of the rearview mirror bracket is conveniently adjusted while the rearview mirror bracket is firmly fixed.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides the rearview mirror bracket fixing device which can realize firm fixing of a rearview mirror bracket and convenient adjustment of the angle of the rearview mirror bracket.
In order to achieve the above purpose, the technical scheme provided by the invention is as follows:
the first aspect of the invention discloses a rearview mirror bracket fixing device, which is mainly applied to engineering vehicles and comprises:
the first connecting piece is provided with an axial protruding part and a radial protruding part, and the radial protruding part is connected with the rearview mirror bracket;
the rotating shaft support is provided with an axial through hole, the axial protruding part of the first connecting piece is inserted into the through hole, the bottom of the axial protruding part can penetrate out of the through hole, and the axial protruding part is in clearance fit with the through hole;
the second connecting piece is provided with a radial protruding part and a cylindrical ring, the radial protruding part is connected with the rearview mirror bracket, the bottom of the axial protruding part of the first connecting piece is inserted into the cylindrical ring, and the radial protruding part and the cylindrical ring are fixed together;
the adjusting part is arranged between the first connecting piece and the rotating shaft support, and drives the first connecting piece and the second connecting piece to rotate together after rotating the rearview mirror support, so that the rearview mirror support rotates by a preset angle and then is fixed in position.
In some embodiments, the adjustment component comprises:
the rotary support is arranged between the radial protruding part of the first connecting piece and the top of the rotary shaft support;
the elastic component is arranged between the bottom of the cylindrical ring and the bottom of the rotating shaft support, and can lock the rotating support after rotating so as to fix the rearview mirror support and reduce vibration transmitted from the vehicle body to the rearview mirror fixed on the rearview mirror support.
In some embodiments, the resilient member comprises:
the spacer bush is sleeved at the step at the bottom of the rotating shaft support;
the buckle plate is sleeved on the axially protruding shaft of the first connecting piece positioned on the cylindrical ring;
and the spring is sleeved on the axially protruding shaft of the first connecting piece between the spacer bush and the pinch plate, and is always in a compressed state, so that the lower end of the spring is contacted with the pinch plate, and the upper end of the spring is contacted with the spacer bush.
In some embodiments, the buckle plate is in a claw-shaped structure and consists of a circular ring and a plurality of claws which are positioned on the outer peripheral surface of the circular ring and extend upwards, and the lower ends of the springs are wrapped by the claws.
In some embodiments, the rotary support is in a cylindrical ring structure, the inner wall is a stepped cylindrical surface, the upper end of the rotary support is provided with a straight-edge groove matched with the radial convex part of the first connecting piece, and the lower end of the rotary support is designed into a continuous concave-convex arc section; the outer side of the upper end of the rotating shaft support is processed into a continuous concave-convex arc section which is matched with the concave-convex arc section at the lower end of the rotating support, and the convex arc on the rotating support is rotated to the concave arc of the next rotating shaft support to finish one-time angle adjustment.
In some embodiments, the first connecting piece is of an L-shaped structure, the radial protruding part is a cylindrical shaft with a plane upper surface and a plane lower surface, the axial protruding part is a cylindrical shaft with an axial through hole and a radial through hole at the bottom, and a cylindrical ring is arranged at the joint of the axial protruding part and the radial protruding part.
In some embodiments, the rotating shaft support is of a hollow cylindrical structure, the outer wall is processed into a stepped shaft shape, the outer side of the upper end is processed into a continuous concave-convex arc section, and the inner side of the upper end is designed into a cylindrical boss.
In some embodiments, the radial protruding part of the second connecting piece is a cylindrical shaft with the upper surface and the lower surface being planes, two plane bosses which are symmetrically arranged are arranged on the peripheral surface of the outer side of the cylindrical ring, and through holes are formed in the plane bosses; the radial through holes on the axial protruding parts of the first connecting piece are aligned with the through holes on the plane boss, and then are fastened through the matching of the bolts and the nuts.
In some embodiments, a bushing is arranged in each of the upper opening surface and the lower opening surface of the rotating shaft support, and the two are in interference fit; when the angle of the rearview mirror bracket is adjusted, the axial protruding part of the first connecting piece contacts with the bushing for rotation.
A second aspect of the invention discloses a rearview mirror mount assembly comprising:
the rearview mirror bracket fixing device;
the fixed seat is arranged on the outer peripheral surface of the rotating shaft support and is used for fixing the rearview mirror bracket fixing device on the vehicle body;
and the rearview mirror bracket is used for assembling a rearview mirror and is fixedly connected with the first connecting piece and the second connecting piece.
In some embodiments, the rearview mirror bracket is formed by bending and welding a plurality of round tubes, two horizontal round tubes in the rearview mirror bracket are respectively sleeved on radial protruding parts of a first connecting piece and a second connecting piece of the rearview mirror bracket fixing device, and are fixedly connected through fasteners.
In some embodiments, the radial protruding parts of the first connecting piece and the second connecting piece are respectively provided with a threaded hole, and the two horizontal round tubes in the rearview mirror bracket are respectively provided with a through hole; the fastener comprises a base plate and a bolt, the top surface of the base plate is a plane, the bottom surface of the base plate is an arc surface, and the base plate is provided with a fixing hole penetrating through the plane and the arc surface; the two backing plates are respectively attached to two horizontal round tubes in the rearview mirror bracket, and after the threaded holes, the through holes and the fixing holes are aligned, bolts are screwed in to fix the rearview mirror bracket.
In some embodiments, the fixing base is composed of a vertical plate and a horizontal plate fixed on the vertical plate, the arc-shaped edge of the horizontal plate is welded on the outer peripheral surface of the rotating shaft support, and a plurality of mounting holes are formed in the vertical plate.
The third aspect of the invention discloses a mining dump truck, which is provided with the rearview mirror bracket fixing device; alternatively, the rearview mirror mount assembly described above is mounted.
Based on the application of the technical scheme, the invention has the following beneficial effects compared with the prior art:
the invention can realize the firm fixation of the designed rearview mirror bracket and the convenient adjustment of the angle of the rearview mirror bracket. The upper connecting seat and the rotating shaft support are designed to be matched in an arc groove, the rearview mirror support can be firmly fixed by means of the spring locking, and when the angle of the rearview mirror support is adjusted, the support is directly broken off to drive the upper connecting seat and the lower connecting seat to stably rotate around the rotating shaft support. The upper connecting seat and the lower connecting seat are respectively provided with a cylindrical shaft with a plane at the upper surface and the lower surface, and the plane is provided with threaded holes, so that the strength of the threaded holes can be effectively improved, and the fixing reliability can be improved; the side wall of the lower connecting seat is provided with a plane boss, so that fasteners such as bolt gaskets and the like can be conveniently arranged. The bushing is arranged on the outer side wall of the rotating shaft support, and the bushing rotates along with the spring when the angle of the rearview mirror support is adjusted, so that the spring is prevented from being directly contacted with the support to be clamped, and adjustment is smooth.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort.
In the drawings:
FIG. 1 is a block diagram of a rearview mirror bracket attachment apparatus in accordance with the present invention;
FIG. 2 is an overall view of a rearview mirror bracket attachment apparatus in accordance with the present invention;
FIG. 3 is an exploded view of the mirror bracket attachment of the present invention;
FIG. 4 is a schematic view of the structure of the upper connecting seat according to the present invention;
FIG. 5 is a schematic view of a rotary support structure according to the present invention;
FIG. 6 is a schematic view of a structure of a spindle support according to the present invention;
FIG. 7 is a schematic view of a lower connecting seat according to the present invention;
FIG. 8 is a schematic view of a rearview mirror assembly according to the present invention;
FIG. 9 is a schematic view of a pallet according to the present invention;
FIG. 10 is a schematic view showing an example of the use of the rearview mirror bracket fixing device according to the present invention;
reference numerals illustrate: 1. an upper connecting seat; 1-1, a shaft body; 1-2, rotating a support; 2. a bushing; 3, a rotating shaft support; 4. a spacer bush; 5. a spring; 6. a buckle plate; 7. a lower connecting seat; 8. a bolt; 9. a gasket; 10. a nut; 101. a backing plate; 104. a rearview mirror bracket; 105. a rearview mirror; 106. a rearview mirror; 107. a fixing seat; 108. rear-view mirror support fixing device.
It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.
Description of the embodiments
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
A rearview mirror bracket fixing device is applied to a mining dump truck and comprises a first connecting piece, a rotating shaft support, a second connecting piece and an adjusting part; the first connecting piece is provided with an axial protruding part and a radial protruding part, and the radial protruding part is connected with the rearview mirror bracket; the rotating shaft support is provided with an axial through hole, the axial protruding part of the first connecting piece is inserted into the through hole, the bottom of the axial protruding part can penetrate out of the through hole, and the axial protruding part is in clearance fit with the through hole; the second connecting piece is provided with a radial protruding part and a cylindrical ring, the radial protruding part is connected with the rearview mirror bracket, the bottom of the axial protruding part of the first connecting piece is inserted into the cylindrical ring, and the radial protruding part and the cylindrical ring are fixed together; the adjusting part is arranged between the first connecting piece and the rotating shaft support, and drives the first connecting piece and the second connecting piece to rotate together after rotating the rearview mirror support, so that the rearview mirror support rotates by a preset angle and then is fixed in position.
A preferred embodiment of the above embodiment with respect to the adjusting member is given below:
the adjusting component comprises a rotary support and an elastic component; the rotary support is arranged between the radial protruding part of the first connecting piece and the top of the rotary shaft support; the elastic component is installed between the bottom of cylinder ring and pivot support, and the elastic component firstly can lock the rotatory support after rotatory to fixed rear-view mirror support, secondly can reduce the vibrations that pass to the rear-view mirror of fixing on the rear-view mirror support from the automobile body.
A preferred embodiment of the above embodiment with respect to the elastic member is given below:
the elastic component comprises a spacer bush, a buckle plate and a spring; the spacer bush is sleeved at the step at the bottom of the rotating shaft support; the buckle plate is sleeved on the axial protruding shaft of the first connecting piece positioned on the cylindrical ring; the spring is sleeved on the axially protruding shaft of the first connecting piece between the spacer bush and the pinch plate, and is always in a compressed state, so that the lower end of the spring is contacted with the pinch plate, and the upper end of the spring is contacted with the spacer bush.
Further preferred is the following scheme: the buckle plate is of a claw-shaped structure and consists of a circular ring and a plurality of claws which are positioned on the outer peripheral surface of the circular ring and extend upwards, and the lower ends of the springs are wrapped by the claws.
Further preferred is the following scheme: the rotary support is of a cylindrical ring structure, the inner wall of the rotary support is of a stepped cylindrical surface, the upper end of the rotary support is provided with a straight-edge groove matched with the radial convex part of the first connecting piece, and the lower end of the rotary support is designed into a continuous concave-convex arc section; the outer side of the upper end of the rotating shaft support is processed into a continuous concave-convex arc section which is matched with the concave-convex arc section of the lower end of the rotating support, and the convex arc on the rotating support is rotated to the concave arc of the next rotating shaft support to finish one-time angle adjustment.
Further preferred is the following scheme: the first connecting piece is of an L-shaped structure, the radial protruding portion is a cylindrical shaft with the upper surface and the lower surface being flat, the axial protruding portion is a cylindrical shaft with an axial through hole and the bottom being provided with a radial through hole, and a cylindrical ring is arranged at the joint of the axial protruding portion and the radial protruding portion.
Further preferred is the following scheme: the rotating shaft support is of a hollow cylindrical structure, the outer wall of the rotating shaft support is processed into a stepped shaft shape, the outer side of the upper end of the rotating shaft support is processed into a continuous concave-convex arc section, and the inner side of the upper end of the rotating shaft support is designed into a cylindrical boss.
Further preferred is the following scheme: the radial protruding part of the second connecting piece is a cylindrical shaft with the upper surface and the lower surface being planes, the outer peripheral surface of the cylindrical ring is provided with two plane bosses which are symmetrically arranged, and the plane bosses are provided with through holes; the radial through holes on the axial protruding parts of the first connecting piece are aligned with the through holes on the plane boss, and then are fastened through the matching of the bolts and the nuts.
Further preferred is the following scheme: the upper opening surface and the lower opening surface of the rotating shaft support are respectively provided with a bushing, and the two are in interference fit; when the angle of the rearview mirror bracket is adjusted, the axial protruding part of the first connecting piece contacts with the bushing for rotation.
The specific embodiment is as follows: as shown in fig. 1, 2 and 3, a rearview mirror bracket fixing device mainly comprises an upper connecting seat 1, a rotating shaft support seat 3 and a lower connecting seat 7; the vertical shaft end of the upper connecting seat 1 sequentially penetrates into the inner holes of the bushing 2, the rotating shaft support 3, the spacer bush 4, the spring 5, the buckle plate 6 and the lower connecting seat 7, and the compression spring 5 enables the vertical shaft side hole of the connecting seat 1 to be aligned with the side hole of the lower connecting seat 7 and then fixed by the bolt 8, the gasket 9 and the nut 10.
As shown in fig. 4 and 5, the upper connecting seat 1 is composed of the first connecting piece and the rotating support 1-2, and the first connecting piece is a shaft body 1-1. The shaft body 1-1 is of an L-shaped structure and consists of a cylindrical ring, a horizontal part and a vertical part, wherein the horizontal extending end is a cylindrical shaft with the upper surface and the lower surface being planes, threaded holes are formed in the planes, and the vertical end is a cylindrical shaft with an axial through hole and a radial through hole; the main body of the rotary support 1-2 is a cylindrical ring, the inner wall is a stepped cylindrical surface, the upper end of the rotary support is provided with a straight-edge groove which is matched with the horizontal straight-face end of the shaft body 1-1, and the lower end of the rotary support is designed into a continuous concave-convex arc section.
As shown in fig. 6, the spindle support 3 is a cylinder, the outer wall is processed into a stepped shaft shape, the outer side of the upper end is processed into a continuous concave-convex arc section, the continuous concave-convex arc section is matched with a concave-convex arc groove at the lower end of the upper connecting seat 1, and the inner side of the upper end is designed into a cylindrical boss, and the cylindrical boss is matched with the inner side of the upper connecting seat 1.
As shown in fig. 7, the lower connecting seat 4 has a structural form of a cylindrical ring and an extending end, a plane boss is designed on the side surface of the cylindrical ring, a through hole is formed in the plane boss, the extending end is a cylindrical shaft with upper and lower planes, and a threaded hole is formed in the plane.
The further scheme is as follows: with continued reference to fig. 5 and 6, the lower end of the swivel support 1-2 is designed as four continuous concave-convex arc segments of uniform size. The outer side of the upper end of the rotating shaft support 3 is designed into four continuous concave-convex arc sections with consistent sizes.
The further scheme is as follows: with continued reference to fig. 1 and 2, the outer wall of the rotating shaft support 3 is a stepped shaft, the spacer bush 4 is assembled on one side of the thin shaft, and the end face is level with the shaft shoulder; the pinch plate 6 is in a claw-shaped structure, and the lower end of the spring 5 is buckled to enable the spring to be assembled on the spacer bush 4; the upper end and the lower end of the rotating shaft support 3 are respectively provided with a bushing 2, and the bushings are assembled on the rotating shaft support 3 in an interference manner.
Through the mode, the invention can realize the firm fixation of the designed rearview mirror bracket and the convenient adjustment of the angle of the rearview mirror bracket. The upper connecting seat and the rotating shaft support are designed to be matched in an arc groove, the rearview mirror support can be firmly fixed by means of the spring locking, and when the angle of the rearview mirror support is adjusted, the support is directly broken off to drive the upper connecting seat and the lower connecting seat to stably rotate around the rotating shaft support. The upper connecting seat and the lower connecting seat are respectively provided with a cylindrical shaft with a plane at the upper surface and the lower surface, and the plane is provided with threaded holes, so that the strength of the threaded holes can be effectively improved, and the fixing reliability can be improved; the side wall of the lower connecting seat is provided with a plane boss, so that fasteners such as bolt gaskets and the like can be conveniently arranged. The bushing is arranged on the outer side wall of the rotating shaft support, and the bushing rotates along with the spring when the angle of the rearview mirror support is adjusted, so that the spring is prevented from being directly contacted with the support to be clamped, and adjustment is smooth.
As shown in fig. 8 and 10, the present invention also discloses a rearview mirror mounting assembly, which comprises the above-mentioned rearview mirror bracket fixing device 108, a fixing seat 107 and a rearview mirror bracket 104; the fixed seat 107 is arranged on the outer peripheral surface of the rotating shaft support 3, and the rearview mirror bracket fixing device 108 is fixed on the vehicle body; the rearview mirror bracket 104 is used for assembling rearview mirrors 105 and 106 and is fixedly connected with the upper connecting seat 1 and the lower connecting seat 7.
Further preferred is the following scheme: the rearview mirror bracket 104 is formed by bending and welding a plurality of round pipes, and two horizontal round pipes in the rearview mirror bracket 104 are respectively sleeved on the radial protruding parts of the upper connecting seat 1 and the lower connecting seat 7 of the rearview mirror bracket fixing device and are fixedly connected through fasteners.
Further preferred is the following scheme: as shown in fig. 9, the radial protruding parts of the upper connecting seat 1 and the lower connecting seat 7 are respectively provided with a threaded hole, and two horizontal round tubes in the rearview mirror bracket 104 are respectively provided with a through hole; the fastener comprises a base plate 101, a bolt 8 and a gasket 9, wherein the top surface of the base plate 101 is a plane, the bottom surface of the base plate 101 is an arc surface, and the base plate 101 is provided with a fixing hole penetrating through the plane and the arc surface; the two backing plates 101 are respectively attached to two horizontal round tubes in the rearview mirror bracket 104, and after aligning the threaded holes, the through holes and the fixing holes, the bolts 8 are screwed in to complete the fixation of the rearview mirror bracket 104.
Further preferred is the following scheme: the fixing base 107 is composed of a vertical plate and a horizontal plate fixed on the vertical plate, wherein the arc-shaped edge of the horizontal plate is welded on the outer peripheral surface of the rotating shaft support 3, and a plurality of mounting holes are formed in the vertical plate.
Compared with the prior art, the invention has reasonable structural design, is provided with the upper and lower horizontal extending ends which are connected with the rearview mirror bracket, is fixed firmly and is not easy to shake, the horizontal extending ends are designed into cylinders, steel pipe sections can be directly selected for bending and forming when the rearview mirror bracket is designed, and the steel pipes are sleeved at the horizontal extending ends for fixing, so that the invention has simple structure and saves cost; the holes on the horizontal extending ends are designed into threaded holes, so that the fastening is convenient, the upper end face and the lower end face of the threaded holes are planes, and the strength of the threaded holes can be effectively improved; the rearview mirror support fixing device is provided with a continuous arc groove, the rearview mirror support can be firmly fixed after being locked by virtue of the spring, when the angle of the rearview mirror support is adjusted, the support is directly broken off, the upper connecting seat and the lower connecting seat are driven to rotate around the rotating shaft support, the arc groove is screwed to the next arc groove to be matched, one-time adjustment is completed, the arc groove can play a role in gentle adjustment during rotation, and the adjustment is convenient and labor-saving; the spring can reduce vibration transmitted from the vehicle body to the rearview mirror, and the service life of the rearview mirror is prolonged. The outer side wall of the rotating shaft support is designed into a stepped shaft type, the side of the thin shaft is provided with a bushing, the end face of the bushing is flatly attached to the shaft shoulder, one end of the spring is propped against the bushing, the other end of the spring is propped against the buckle plate, the bushing can reduce the impact of the spring on the support and rotate along with the spring when the angle of the rearview mirror support is adjusted, so that the spring is prevented from being directly contacted with the support to be blocked by friction, and the adjustment is smooth; the pinch plate is designed into a claw shape, so that the spring can be firmly fixed; when the angle of the rearview mirror bracket is adjusted, the vertical shaft end of the upper support is in contact rotation with the bushing, so that the upper support is prevented from being in direct contact with the rotating shaft support to be worn, the bushing is directly maintained during later maintenance, and the service life of the rotating shaft support is greatly prolonged; the rearview mirror bracket is designed with a backing plate when fixed, one end of the backing plate is an arc surface and can be clung to the outer wall of the bracket steel pipe, and the other end of the backing plate is a plane for arranging gasket bolts, so that the backing plate is firm in fastening and difficult to loosen.
In the description provided herein, numerous specific details are set forth. However, it is understood that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features contained in other embodiments, but not others, combinations of features of different embodiments are equally meant to be within the scope of the invention and form different embodiments. For example, in the above embodiments, those skilled in the art can use the above embodiments in combination according to known technical solutions and technical problems to be solved by the present application.
The foregoing description is only illustrative of the preferred embodiment of the present invention, and is not to be construed as limiting the invention, but is to be construed as limiting the invention to any simple modification, equivalent variation and variation of the above embodiments according to the technical matter of the present invention without departing from the scope of the invention.

Claims (14)

1. The utility model provides a rear-view mirror support fixing device, mainly is applied to the engineering vehicle, its characterized in that includes:
the first connecting piece is provided with an axial protruding part and a radial protruding part, and the radial protruding part is connected with the rearview mirror bracket;
the rotating shaft support is provided with an axial through hole, the axial protruding part of the first connecting piece is inserted into the through hole, the bottom of the axial protruding part can penetrate out of the through hole, and the axial protruding part is in clearance fit with the through hole;
the second connecting piece is provided with a radial protruding part and a cylindrical ring, the radial protruding part is connected with the rearview mirror bracket, the bottom of the axial protruding part of the first connecting piece is inserted into the cylindrical ring, and the radial protruding part and the cylindrical ring are fixed together;
the adjusting part is arranged between the first connecting piece and the rotating shaft support, and drives the first connecting piece and the second connecting piece to rotate together after rotating the rearview mirror support, so that the rearview mirror support rotates by a preset angle and then is fixed in position.
2. A rearview mirror bracket securement device as in claim 1, wherein said adjustment means comprises:
the rotary support is arranged between the radial protruding part of the first connecting piece and the top of the rotary shaft support;
the elastic component is arranged between the bottom of the cylindrical ring and the bottom of the rotating shaft support, and can lock the rotating support after rotating so as to fix the rearview mirror support and reduce vibration transmitted from the vehicle body to the rearview mirror fixed on the rearview mirror support.
3. A rearview mirror bracket securement device as in claim 2, wherein said resilient member comprises:
the spacer bush is sleeved at the step at the bottom of the rotating shaft support;
the buckle plate is sleeved on the axially protruding shaft of the first connecting piece positioned on the cylindrical ring;
and the spring is sleeved on the axially protruding shaft of the first connecting piece between the spacer bush and the pinch plate, and is always in a compressed state, so that the lower end of the spring is contacted with the pinch plate, and the upper end of the spring is contacted with the spacer bush.
4. A rearview mirror bracket mounting apparatus as claimed in claim 3, wherein:
the buckle plate is of a claw-shaped structure and consists of a circular ring and a plurality of claws which are positioned on the peripheral surface of the outer side of the circular ring and extend upwards, and the lower ends of the springs are wrapped by the claws.
5. A rearview mirror bracket mounting apparatus as claimed in claim 2, wherein:
the rotary support is of a cylindrical ring structure, the inner wall of the rotary support is of a stepped cylindrical surface, a straight-edge groove is formed in the upper end of the rotary support and matched with the radial protruding part of the first connecting piece, and the lower end of the rotary support is designed to be a continuous concave-convex arc section;
the outer side of the upper end of the rotating shaft support is processed into a continuous concave-convex arc section which is matched with the concave-convex arc section at the lower end of the rotating support, and the convex arc on the rotating support is rotated to the concave arc of the next rotating shaft support to finish one-time angle adjustment.
6. A rearview mirror bracket securement device as in claim 1, wherein:
the first connecting piece is of an L-shaped structure, the radial protruding portion is a cylindrical shaft with the upper surface and the lower surface being flat, the axial protruding portion is a cylindrical shaft with an axial through hole and the bottom being provided with a radial through hole, and a cylindrical ring is arranged at the joint of the axial protruding portion and the radial protruding portion.
7. A rearview mirror bracket securement device as in claim 1, wherein:
the rotating shaft support is of a hollow cylindrical structure, the outer wall of the rotating shaft support is processed into a stepped shaft shape, the outer side of the upper end of the rotating shaft support is processed into a continuous concave-convex arc section, and the inner side of the upper end of the rotating shaft support is designed into a cylindrical boss.
8. A rearview mirror bracket securement device as in claim 1, wherein:
the radial protruding part of the second connecting piece is a cylindrical shaft with the upper surface and the lower surface being planes, two plane bosses which are symmetrically arranged are arranged on the peripheral surface of the outer side of the cylindrical ring, and a through hole is formed in each plane boss;
the radial through holes on the axial protruding parts of the first connecting piece are aligned with the through holes on the plane boss, and then are fastened through the matching of the bolts and the nuts.
9. A rearview mirror bracket securement device as in claim 1, wherein:
the upper opening surface and the lower opening surface of the rotating shaft support are respectively provided with a bushing, and the two bushings are in interference fit;
when the angle of the rearview mirror bracket is adjusted, the axial protruding part of the first connecting piece contacts with the bushing for rotation.
10. A rearview mirror mount assembly, comprising:
a rearview mirror bracket securement device as claimed in any one of claims 1 to 9;
the fixed seat is arranged on the outer peripheral surface of the rotating shaft support and is used for fixing the rearview mirror bracket fixing device on the vehicle body;
and the rearview mirror bracket is used for assembling a rearview mirror and is fixedly connected with the first connecting piece and the second connecting piece.
11. A rearview mirror mount assembly as claimed in claim 10, wherein:
the rearview mirror support is formed by bending and welding a plurality of round pipes, two horizontal round pipes in the rearview mirror support are respectively sleeved on radial protruding parts of a first connecting piece and a second connecting piece of the rearview mirror support fixing device, and are fixedly connected through fasteners.
12. A rearview mirror mount assembly as claimed in claim 11, wherein:
screw holes are formed in the radial protruding parts of the first connecting piece and the second connecting piece, and through holes are formed in two horizontal round tubes in the rearview mirror bracket;
the fastener comprises a base plate and a bolt, the top surface of the base plate is a plane, the bottom surface of the base plate is an arc surface, and the base plate is provided with a fixing hole penetrating through the plane and the arc surface;
the two backing plates are respectively attached to two horizontal round tubes in the rearview mirror bracket, and after the threaded holes, the through holes and the fixing holes are aligned, bolts are screwed in to fix the rearview mirror bracket.
13. A rearview mirror mount assembly as claimed in claim 11, wherein:
the fixing seat consists of a vertical plate and a horizontal plate fixed on the vertical plate, wherein the arc-shaped edge of the horizontal plate is welded on the outer peripheral surface of the rotating shaft support, and a plurality of mounting holes are formed in the vertical plate.
14. The mining dump truck is characterized in that:
mounting a rearview mirror bracket mounting apparatus as claimed in any one of claims 1 to 9; alternatively, a rearview mirror mount assembly as claimed in any one of claims 10 to 14 is mounted.
CN202310297844.6A 2023-03-24 2023-03-24 Rearview mirror bracket fixing device, rearview mirror mounting assembly and mining dump truck Pending CN116373741A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310297844.6A CN116373741A (en) 2023-03-24 2023-03-24 Rearview mirror bracket fixing device, rearview mirror mounting assembly and mining dump truck

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310297844.6A CN116373741A (en) 2023-03-24 2023-03-24 Rearview mirror bracket fixing device, rearview mirror mounting assembly and mining dump truck

Publications (1)

Publication Number Publication Date
CN116373741A true CN116373741A (en) 2023-07-04

Family

ID=86972418

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310297844.6A Pending CN116373741A (en) 2023-03-24 2023-03-24 Rearview mirror bracket fixing device, rearview mirror mounting assembly and mining dump truck

Country Status (1)

Country Link
CN (1) CN116373741A (en)

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