CN214689383U

CN214689383U - Driver's cabin junk protector

Info

Publication number: CN214689383U
Application number: CN202121270903.3U
Authority: CN
Inventors: 陈林
Original assignee: Changzhou Weirui Construction Machinery Co ltd
Current assignee: Changzhou Weirui Construction Machinery Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-11-12
Anticipated expiration: 2031-06-08

Abstract

The utility model belongs to the technical field of the driver's cabin protection technique and specifically relates to a driver's cabin junk protector, including the driver's cabin body, its characterized in that: the fixed block bead that is equipped with in driver's cabin body side surface edge both sides, driver's cabin body upper end fixed surface is equipped with the transmission case, the inside side fixed surface of transmission case is equipped with driving motor, when receiving the striking in the middle of the top buffering baffle, can drive the rotation support pole and promote the slider and slide to the both sides more be close to A post direction on the slide rail surface, avoid directly pounding to fragile roof mid portion, extrude the buffering to first spring buffer lever simultaneously, thereby open the solenoid valve up to triggering the gasbag button, compressed gas rushes into gasbag and backs down the apron inflation protection driver in the twinkling of an eye, if pout when receiving the striking at top buffering baffle side, can compress second spring buffer lever, because top buffering baffle is triangle-shaped setting, the inclined plane pushes away the stone more easily, avoid causing the harm to the driver.

Description

Driver's cabin junk protector

Technical Field

The utility model relates to a driver's cabin protection technical field specifically is a driver's cabin junk protector.

Background

Because falling accidents of rocks, bricks and the like frequently occur in places such as tunnels, mines, forest farms and the like, the falling rocks, bricks and the like easily impact the top of a cab in the working process of the excavator, the excavator cab cannot effectively protect the cab, and personal injury of a driver is easily caused;

there is therefore a need for a cab fall guard that ameliorates the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a driver's cabin junk protector to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a driver's cabin junk protector, includes the driver's cabin body, its characterized in that: clamping convex edges are fixedly arranged on two sides of the edge of one side surface of the cab body, a transmission case is fixedly arranged on the surface of the upper end of the cab body, a driving motor is fixedly arranged on one side surface of the interior of the transmission case, a second rotating shaft is arranged on one side of the driving motor in a transmission manner, a second gear is fixedly arranged on the surface of the second rotating shaft, a first gear is meshed and connected with one side of the second gear, a first rotating shaft is fixedly arranged at the center of the interior of the first gear, supporting arms are fixedly arranged at two ends of the first rotating shaft, a plurality of protective rods are fixedly arranged on one side surface of each supporting arm, a plurality of sliding rails are fixedly arranged on the surface of the upper end of the cab body, a plurality of sliding blocks are slidably arranged on the surface of the upper end of each sliding rail, a first spring buffer rod is fixedly arranged at one end of each sliding block, one end of each first spring buffer rod is fixedly connected to the surface of the upper end of each sliding rail, and an air bag button is arranged in each first spring buffer rod, the improved automobile cab is characterized in that hinge connections on two sides of the upper end of the cab body are provided with second spring buffer rods, one ends of the second spring buffer rods are hinged to be provided with top buffer baffles, a plurality of rotating support rods are hinged to be arranged in the middle of the top buffer baffles, the other ends of the rotating support rods are hinged to slide blocks, a roof storage bin is arranged at the upper end of the inner side of the cab body, a compressed gas cylinder is fixedly arranged inside the roof storage bin, an electromagnetic valve is arranged on one side of the compressed gas cylinder, an air bag mounting groove is formed in one side of the electromagnetic valve, an air bag is arranged inside the air bag mounting groove, and a cover plate is arranged on the surface of the lower end of the air bag mounting groove.

As the utility model discloses preferred scheme, support arm downside surface is equipped with the block groove with block bead looks adaptation, and the support arm is through first rotation axis and transmission case swivelling joint.

As the utility model discloses preferred scheme, first spring buffer pole comprises telescopic link and spring, and first spring buffer pole and second spring buffer pole structure are the same.

As the utility model discloses preferred scheme, gasbag button and solenoid valve electric connection, compressed gas cylinder, solenoid valve and gasbag loop through the pipe connection.

As the utility model discloses preferred scheme, top buffer stop comprises two mutual hinged joint's buffer stop, and top buffer stop is triangle-shaped setting.

As the preferred scheme of the utility model, top buffer stop and fender rod are made of high manganese steel material.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, the driving motor is started to drive the second gear on the surface of the second rotating shaft to rotate, thereby driving the first gear on the surface of the first rotating shaft to rotate, indirectly driving the supporting arm to rotate to be clamped on the surface of the clamping convex edge from the top part to be fixed, at the moment, the protective rod can protect the front windshield,

2. the utility model discloses in, receive when the striking in the middle of the top buffering baffle, can drive the rotation support pole and promote the slider and slide to the A post direction that more is close to in the slide rail surface to both sides, avoid directly pounding to fragile roof mid portion, extrude the buffering to first spring buffer beam simultaneously, thereby open the solenoid valve until triggering airbag button, thereby compressed gas dashes into gasbag in the twinkling of an eye and backs down apron inflation protection driver, if pounding when receiving the striking at top buffering baffle side, can compress second spring buffer beam, because top buffering baffle is the triangle-shaped setting, the inclined plane is pushed away the stone more easily, avoid causing the harm to the driver.

Drawings

Fig. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the overall internal structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the top buffering baffle of the present invention;

fig. 4 is a schematic diagram of the internal structure of the transmission case of the present invention.

In the figure: 1. an air bag button; 2. a first spring buffer rod; 3. a slider; 4. a top buffer baffle; 5. rotating the support rod; 6. a slide rail; 7. a second spring buffer rod; 8. a roof storage bin; 9. a cover plate; 10. an air bag; 11. an air bag housing groove; 12. a compressed gas cylinder; 13. an electromagnetic valve; 14. a support arm; 15. a first gear; 16. a first rotating shaft; 17. a drive motor; 18. a second gear; 19. a second rotation shaft; 20. a transmission case; 21. clamping the convex ribs; 22. a guard bar; 23. a cab body.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the present invention are presented. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present invention provides a technical solution:

referring to fig. 1, 2, 3 and 4, an apparatus for protecting a driver's cab from falling objects includes a cab body 23, and is characterized in that: clamping convex ribs 21 are fixedly arranged on two sides of the edge of one side surface of a cab body 23, a transmission case 20 is fixedly arranged on the surface of the upper end of the cab body 23, a driving motor 17 is fixedly arranged on the surface of one side inside the transmission case 20, a second rotating shaft 19 is arranged on one side of the driving motor 17 in a transmission manner, a second gear 18 is fixedly arranged on the surface of the second rotating shaft 19, a first gear 15 is connected and arranged on one side of the second gear 18 in a meshing manner, a first rotating shaft 16 is fixedly arranged at the center inside of the first gear 15, supporting arms 14 are fixedly arranged at two ends of the first rotating shaft 16, a plurality of protective rods 22 are fixedly arranged on one side surface of each supporting arm 14, the driving motor 17 is started to drive the second gear 18 on the surface of the second rotating shaft 19 to rotate, so as to drive the first gear 15 on the surface of the first rotating shaft 16 to rotate, the supporting arms 14 are indirectly driven to rotate to be clamped on the surface of the clamping convex ribs 21 from the top, and the protective rods 22 can protect front windshield, the upper end surface of a cab body 23 is fixedly provided with a plurality of slide rails 6, the upper end surface of the slide rails 6 is provided with a plurality of slide blocks 3 in a sliding manner, one end of each slide block 3 is fixedly provided with a first spring buffer rod 2, one end of each first spring buffer rod 2 is fixedly connected to the upper end surface of the slide rail 6, an air bag button 1 is arranged inside each first spring buffer rod 2, two sides of the upper end of the cab body 23 are hinged with second spring buffer rods 7, one end of each second spring buffer rod 7 is hinged with a top buffer baffle plate 4, the middle of each top buffer baffle plate 4 is hinged with a plurality of rotary support rods 5, the other end of each rotary support rod 5 is hinged with the slide block 3, the upper end of the inner side of the cab body 23 is provided with a roof storage bin 8, a compressed air bottle 12 is fixedly arranged inside the roof storage bin 8, one side of the compressed air bottle 12 is provided with an electromagnetic valve 13, one side of the electromagnetic valve 13 is provided with an air bag accommodating groove 11, an air bag 10 is arranged in the air bag placing groove 11, and a cover plate 9 is arranged on the lower end surface of the air bag placing groove 11.

In an embodiment, referring to fig. 1, 2, 3 and 4, the lower surface of the supporting arm 14 is provided with a locking groove adapted to the locking rib 21, and the supporting arm 14 is rotatably connected to the transmission case 20 through the first rotating shaft 16.

In the embodiment, please refer to fig. 1, 2, 3 and 4, the first spring buffer rod 2 is composed of a telescopic rod and a spring, and the first spring buffer rod 2 and the second spring buffer rod 7 have the same structure, so that when the side of the top buffer baffle plate 4 is impacted, the second spring buffer rod 7 can be compressed, and since the top buffer baffle plate 4 is arranged in a triangular shape, the inclined plane can push away the stone more easily, thereby avoiding damage to the driver.

In the embodiment, referring to fig. 1, 2, 3 and 4, the airbag button 1 is electrically connected to the solenoid valve 13, the compressed gas cylinder 12, the solenoid valve 13 and the airbag 10 are sequentially connected through a pipeline, the airbag button 1 is triggered to open the solenoid valve 13, and the compressed gas instantly rushes into the airbag 10 to jack the cover plate 9 to expand to protect the driver.

In an embodiment, referring to fig. 1, 2, 3 and 4, the top buffering baffle 4 is composed of two buffering baffles hinged to each other, and the top buffering baffle 4 is disposed in a triangular shape.

In an embodiment, referring to fig. 1, 2, 3 and 4, the top buffering baffle 4 and the guard bar 22 are made of high manganese steel, and when the middle of the top buffering baffle 4 is impacted, the rotating support rod 5 is driven to push the slider 3 to slide on the surface of the slide rail 6 towards the direction of the a-pillar at two sides, so as to avoid directly hitting the fragile middle part of the roof and simultaneously extrude and buffer the first spring buffering rod 2.

The working principle is as follows: when the automobile front bumper is used, the driving motor 17 is started to drive the second gear 18 on the surface of the second rotating shaft 19 to rotate, so as to drive the first gear 15 on the surface of the first rotating shaft 16 to rotate, the supporting arm 14 is indirectly driven to rotate, so that the supporting arm is clamped on the surface of the clamping convex rib 21 in a rotating mode from the top, at the same time, the protective rod 22 can protect the front windshield, when the middle of the top bumper 4 is impacted, the rotating supporting rod 5 is driven to push the sliding block 3 to slide towards the direction of the A column from the surface of the sliding rail 6 to two sides, the direct impact to the middle part of the fragile roof is avoided, meanwhile, the first spring bumper 2 is squeezed and buffered until the airbag button 1 is triggered, so as to open the electromagnetic valve 13, compressed gas instantly rushes into the airbag 10 to push the cover plate 9 to expand to protect a driver, if the side of the top bumper 4 is impacted, the second spring bumper 7 is compressed, because the top bumper 4 is arranged in a triangle shape, the inclined plane is easier to push the stone out, thereby avoiding causing damage to the driver.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A driver's cabin junk protector, includes driver's cabin body (23), its characterized in that: the improved cab structure is characterized in that clamping convex ribs (21) are fixedly arranged on two sides of the edge of one side surface of the cab body (23), a transmission case (20) is fixedly arranged on the surface of the upper end of the cab body (23), a driving motor (17) is fixedly arranged on the surface of one side inside the transmission case (20), a second rotating shaft (19) is arranged on one side of the driving motor (17) in a transmission manner, a second gear (18) is fixedly arranged on the surface of the second rotating shaft (19), a first gear (15) is meshed and connected with one side of the second gear (18), a first rotating shaft (16) is fixedly arranged at the center inside the first gear (15), supporting arms (14) are fixedly arranged at two ends of the first rotating shaft (16), a plurality of protective rods (22) are fixedly arranged on the surface of one side of the supporting arms (14), a plurality of sliding rails (6) are fixedly arranged on the surface of the upper end of the cab body (23), and a plurality of sliding blocks (3) are slidably arranged on the surface of the sliding rails (6), one end of the sliding block (3) is fixedly provided with a first spring buffer rod (2), one end of the first spring buffer rod (2) is fixedly connected to the upper end surface of the sliding rail (6), an air bag button (1) is arranged inside the first spring buffer rod (2), two sides of the upper end of the cab body (23) are hinged to second spring buffer rods (7), one end of each second spring buffer rod (7) is hinged to a top buffer baffle (4), the middle of each top buffer baffle (4) is hinged to a plurality of rotary supporting rods (5), the other end of each rotary supporting rod (5) is hinged to the sliding block (3), the upper end of the inner side of the cab body (23) is provided with a roof storage bin (8), a compressed gas bottle (12) is fixedly arranged inside the roof storage bin (8), and one side of the compressed gas bottle (12) is provided with a solenoid valve (13), solenoid valve (13) one side is equipped with gasbag mounting groove (11), gasbag mounting groove (11) inside is equipped with gasbag (10), gasbag mounting groove (11) lower extreme surface is equipped with apron (9).

2. A cab fall guard according to claim 1, characterised in that: the lower side surface of the supporting arm (14) is provided with a clamping groove matched with the clamping convex rib (21), and the supporting arm (14) is rotatably connected with the transmission case (20) through a first rotating shaft (16).

3. A cab fall guard according to claim 1, characterised in that: first spring buffer pole (2) comprise telescopic link and spring, and first spring buffer pole (2) and second spring buffer pole (7) structure are the same.

4. A cab fall guard according to claim 1, characterised in that: the air bag button (1) is electrically connected with the electromagnetic valve (13), and the compressed air bottle (12), the electromagnetic valve (13) and the air bag (10) are sequentially connected through pipelines.

5. A cab fall guard according to claim 1, characterised in that: the top buffer baffle (4) is composed of two buffer baffles which are hinged with each other, and the top buffer baffle (4) is arranged in a triangular shape.

6. A cab fall guard according to claim 1, characterised in that: the top buffer baffle (4) and the guard bar (22) are both made of high manganese steel materials.