CN220924237U

CN220924237U - Portable carrying crawler

Info

Publication number: CN220924237U
Application number: CN202322992521.7U
Authority: CN
Inventors: 陈珊; 冯永保; 何祯鑫; 潘治宇; 李良; 李亚云; 马长林; 叶辉; 候帅; 韩小霞
Original assignee: Rocket Force University of Engineering of PLA
Current assignee: Rocket Force University of Engineering of PLA
Priority date: 2023-11-07
Filing date: 2023-11-07
Publication date: 2024-05-10
Anticipated expiration: 2033-11-07

Abstract

The utility model discloses a portable carrier tracked vehicle which comprises a vehicle frame, wherein a vehicle hopper is arranged at the top of the vehicle frame, a track travelling mechanism is arranged below the vehicle frame, a driving motor is arranged on the vehicle frame and connected with the track travelling mechanism through the driving mechanism, the track travelling mechanism comprises a first track travelling mechanism and a second track travelling mechanism which are respectively and symmetrically arranged on the left side surface and the right side surface of the vehicle frame, the structures and the sizes of the first track travelling mechanism and the second track travelling mechanism are the same, and the first track travelling mechanism comprises a driving wheel, a guide wheel, a driving wheel connecting rod, a guide wheel connecting rod, a track, a plurality of bearing wheels and a plurality of bearing wheel connecting rods. The utility model can solve the problems of time and labor waste in short-distance transportation of carrying large elements to go upstairs by the design of the structures such as the driving motor, the driving mechanism, the crawler running mechanism and the like. Effectively improve transport efficiency, guarantee personnel's safety.

Description

Portable carrying crawler

Technical Field

The utility model belongs to the technical field of hydraulic element carrying equipment, and particularly relates to a portable carrying crawler.

Background

The hydraulic transmission has the characteristics of high transmission efficiency, flexible structure, convenient transmission, easy control and the like, so that the application of the hydraulic transmission is spread over various industries and fields, and the application prospect is very wide. The large hydraulic system has large hydraulic elements, and how to move the large hydraulic elements up stairs and carry the large hydraulic elements in a short distance is a difficult problem, so that manual carrying is time-consuming and labor-consuming, and certain potential safety hazards exist.

The hydraulic components are of metal structures, small in size and large in weight, and are carried by a hand cart, but the hand cart cannot be used for carrying up and down stairs, and the existing mechanical device for carrying up and down stairs is mainly used for large-sized box-type objects, and is small in carrying quantity, inconvenient to bind and low in efficiency for small-sized and irregularly-shaped hydraulic components. How to carry large hydraulic components up stairs and carry them in short distance is a big problem, and the manual carrying is not only time-consuming and labor-consuming, but also has a certain potential safety hazard.

Disclosure of utility model

The utility model aims to overcome the defects of the prior art and provides a portable carrying tracked vehicle.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

The portable carrying tracked vehicle comprises a vehicle frame, wherein a vehicle hopper is arranged at the top of the vehicle frame, a crawler travelling mechanism is arranged below the vehicle frame, a driving motor is arranged on the vehicle frame, and the driving motor is connected with the crawler travelling mechanism through the driving mechanism.

Preferably, the crawler belt travelling mechanism comprises a first crawler belt travelling mechanism and a second crawler belt travelling mechanism, the first crawler belt travelling mechanism and the second crawler belt travelling mechanism are symmetrically arranged on the left side surface and the right side surface of the frame respectively, and the first crawler belt travelling mechanism and the second crawler belt travelling mechanism are identical in structure.

Preferably, the first crawler traveling mechanism comprises a driving wheel, a guide wheel, a driving wheel connecting rod, a guide wheel connecting rod, a crawler, a plurality of bearing wheels and a plurality of bearing wheel connecting rods, wherein the driving wheel is arranged at the rear side of the left side surface of the frame, one end of the driving wheel connecting rod is connected with the driving wheel, the other end of the driving wheel connecting rod is connected with the left side surface of the frame, the guide wheel is arranged at the front side of the left side surface of the frame, one end of the guide wheel connecting rod is connected with the guide wheel, the other end of the guide wheel connecting rod is connected with the left side surface of the frame, the plurality of bearing wheels are arranged on the left side surface of the frame along the length direction interval of the frame, the plurality of bearing wheels are positioned between the driving wheel and the guide wheel, one end of each bearing wheel connecting rod is connected with the corresponding bearing wheel, the other end of each bearing wheel connecting rod is connected with the left side surface of the frame, and the inner sides of the crawler are meshed with the driving wheel, the guide wheel and the outer sides of the plurality of bearing wheels respectively.

Preferably, the driving wheel and the guide wheel have the same structure.

Preferably, the guide wheel comprises two symmetrically arranged gears, and the two gears are fixedly connected through four first connecting columns.

Preferably, the bearing wheel comprises three rotating wheels which are arranged in parallel, and two adjacent rotating wheels are fixedly connected through four second connecting columns respectively.

Preferably, the driving mechanism comprises a main shaft, a first conical gear and a second conical gear, wherein the first conical gear is fixedly sleeved on an output shaft of the motor, the second conical gear is fixedly sleeved on the main shaft, and two ends of the main shaft are fixedly connected with driving wheel connecting rods on the left side surface and the right side surface of the frame respectively.

Preferably, the bottom rear side of frame has seted up the placement through groove of "U" type structure, and the bottom of placement through groove is provided with the layer board of "U" type structure, driving motor sets up in the inside of placement through groove, and driving motor and layer board fixed connection.

Preferably, a battery box is arranged at the bottom of the frame and is positioned at one side of the driving motor, and the driving motor is electrically connected with a battery in the battery box.

Preferably, the car hopper comprises a transport case, a handle and four fixing blocks, wherein the handle is obliquely arranged on the rear side surface of the transport case, the bottom of the transport case is fixedly connected with the upper surface of the frame, and the four fixing blocks are respectively arranged at four corners of the bottom of the transport case.

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

(1) The utility model can solve the problems of time and labor waste in short-distance transportation of carrying large elements to go upstairs by the design of the structures such as the driving motor, the driving mechanism, the crawler running mechanism and the like. The carrying efficiency is effectively improved, and the personnel safety is ensured;

(2) According to the utility model, the driving wheel is arranged at the rear of the vehicle, so that the service life of the crawler belt is prolonged, the lower part of the crawler belt is not deformed, the efficiency of a running system can be improved, the weight of the whole vehicle is supported by the design of the bearing wheel, the crawler belt rolls on the inner side of a guide rail or the crawler belt of the crawler belt, and meanwhile, the crawler belt is prevented from sliding transversely;

(3) According to the utility model, the guide wheel is arranged at the front side, and a larger approach angle can be obtained by increasing the installation position of the guide wheel and providing a certain height for the ground, so that the requirement of a tracked vehicle on going upstairs can be met.

Drawings

Fig. 1 is a schematic structural view of a portable carrier crawler according to an embodiment of the present utility model;

FIG. 2 is a left side view of a portable carrier crawler according to an embodiment of the present utility model;

FIG. 3 is a top view of a portable carrier crawler according to an embodiment of the present utility model;

FIG. 4 is a front view of a guide wheel in an embodiment of the present utility model;

FIG. 5 is a left side view of a guide wheel in an embodiment of the present utility model;

FIG. 6 is a top view of a guide wheel in an embodiment of the present utility model;

FIG. 7 is a front cross-sectional view of a guide wheel in an embodiment of the present utility model;

fig. 8 is a front view of a loadwheel in an embodiment of the utility model;

fig. 9 is a left side view of a loadwheel in an embodiment of the utility model;

fig. 10 is a front cross-sectional view of a loadwheel in an embodiment of the utility model;

FIG. 11 is a schematic view of a frame according to an embodiment of the present utility model;

FIG. 12 is a top view of a frame in an embodiment of the utility model;

FIG. 13 is a left side view of a frame in an embodiment of the utility model;

fig. 14 is a schematic structural view of a driving wheel connecting rod in an embodiment of the present utility model;

FIG. 15 is a left side view of a drive wheel connecting rod in an embodiment of the present utility model;

FIG. 16 is a top view of a drive wheel connecting rod in an embodiment of the present utility model;

Fig. 17 is a schematic structural view of a loadwheel connecting rod in an embodiment of the utility model;

fig. 18 is a left side view of a loadwheel connecting bar in an embodiment of the utility model;

FIG. 19 is a top view of a loadwheel connecting bar in an embodiment of the utility model;

FIG. 20 is a schematic view of a hopper in an embodiment of the utility model;

FIG. 21 is a left side view of a hopper in an embodiment of the utility model;

FIG. 22 is a top view of a hopper in an embodiment of the utility model;

FIG. 23 is a front cross-sectional view of a hopper in an embodiment of the utility model;

FIG. 24 is a schematic view of a spindle in an embodiment of the present utility model;

FIG. 25 is a top view of a spindle in an embodiment of the present utility model;

FIG. 26 is a left side view of a spindle in an embodiment of the present utility model;

In the figure: 1. a frame; 2. a hopper; 201. a transport case; 202. a handle; 203. a fixed block; 3. a driving motor; 4. a first crawler travel mechanism; 401. a driving wheel; 402. a guide wheel; 403. a driving wheel connecting rod; 404. a guide wheel connecting rod; 405. a track; 406. a bearing wheel; 407. a bearing wheel connecting rod; 5. a second crawler travel mechanism; 6. a first cam-type hole; 7. a first mounting hole; 8. a second cam-type hole; 9. a second mounting hole; 10. a third cam-type hole; 11. a third mounting hole; 12. a gear; 13. a first connection post; 14. a rotating wheel; 15. a second connection post; 16. a main shaft; 17. a first bevel gear; 18. a second bevel gear; 19. placing a through groove; 20. a supporting plate; 21. and a battery box.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

As shown in fig. 1 to 3, the portable carrier crawler disclosed by the embodiment of the utility model comprises a frame 1, wherein a hopper 2 is fixedly arranged at the top of the frame 1 through bolts, the hopper is used for placing hydraulic elements, when the hydraulic elements are specifically placed, the hydraulic elements in the hopper 2 can be fixed in a binding, filling and other modes, and as the hopper is provided with a frame, the crawler is not easy to shake during walking and is stable, so that the hydraulic elements can be prevented from sliding out from the upper part of the hopper 2. The lower part of the frame 1 is provided with a crawler travelling mechanism, the frame 1 is provided with a driving motor 3, the driving motor 3 is connected with the crawler travelling mechanism through the driving mechanism, and the driving motor 3 adopts a DC24V forward and reverse rotation motor of a loose direct current gear speed reducing motor. The frame 1 in the embodiment of the utility model is preferably a bearing frame capable of bearing a large load, and the driving motor 3 is a direct-current reduction motor.

The crawler belt travelling mechanism comprises a first crawler belt travelling mechanism 4 and a second crawler belt travelling mechanism 5, the first crawler belt travelling mechanism 4 and the second crawler belt travelling mechanism 5 are symmetrically arranged on the left side surface and the right side surface of the frame 1 respectively, and the structures and the sizes of the first crawler belt travelling mechanism 4 and the second crawler belt travelling mechanism 5 are the same.

As shown in fig. 14 to 19, the first crawler belt running mechanism 4 comprises a driving wheel 401, a guiding wheel 402, a driving wheel connecting rod 403, a guiding wheel connecting rod 404, a crawler belt 405, a plurality of bearing wheels 406 and a plurality of bearing wheel connecting rods 407, wherein the driving wheel 401 is arranged at the rear side of the left side surface of the frame 1, one end of each driving wheel connecting rod 403 is in interference fit with a first cam-shaped hole 6 on the driving wheel 401, the other end of each driving wheel connecting rod is in interference fit with a first mounting hole 7 on the left side surface of the frame 1 through a bearing, the guiding wheel 402 is arranged at the front side of the left side surface of the frame 1, one end of each guiding wheel connecting rod 404 is in interference fit with a second cam-shaped hole 8 on the guiding wheel 402, the other end of each guiding wheel connecting rod 404 is in interference fit with a second mounting hole 9 on the left side surface of the guiding wheel 402 through a bearing, a plurality of bearing wheels 406 are arranged on the left side surface of the frame 1 at intervals along the length direction of the frame 1, the bearing wheels 406 are positioned between the driving wheel 401 and the guiding wheel 402, one end of each bearing wheel connecting rod 407 is in interference fit with a third cam-shaped hole 10 corresponding to the left side surface of the bearing wheel 406, the other end is in interference fit with a third mounting hole 11 corresponding to the left side of the left side surface of the frame 1 through a bearing, one end is in interference fit with the inner side of the bearing, and the other end is in interference fit with the corresponding third mounting hole 11 on the left side of the left side surface of the left side of the guiding wheel 406, respectively meshed with the bearing wheels 406 and the crawler belt 406 and the outer sides of the crawler belt 406 are arranged respectively. The bearing wheels 406 are used for bearing the weight of the whole vehicle, a bearing mode of gear engagement is not adopted, a rim structure rolling on the inner side of the crawler 405 is selected, the number of the bearing wheels 406 is three on one side, a double-row rim structure is adopted, welding is carried out between rims, and a cam-shaped hole is formed in the middle of the bearing wheels 406 and is used for being matched with a bearing wheel connecting rod 407.

The portable carrier crawler provided by the embodiment of the utility model has a single main working environment and a poor condition, in order to meet the carrying requirement, the crawler 405 in the embodiment of the utility model is specifically selected to be a rubber crawler with light weight and high friction, the embodiment of the utility model is beneficial to prolonging the service life of the crawler by arranging the driving wheel 401 at the rear of the vehicle, and the lower part of the crawler is not deformed, so that the efficiency of a traveling system can be improved, the number of teeth of the driving wheel in the embodiment of the utility model is 14, the modulus is 12, the design of the bearing wheels 406 in the embodiment of the utility model is used for supporting the weight of the whole crawler, the bearing wheels roll on the inner side of the guide rail or the crawler 405 of the crawler 405, and simultaneously the transverse slipping of the crawler 405 is avoided, the number of the bearing wheels 406 can be properly increased in order to ensure that the grounding pressure is relatively uniform, and the diameter of each wheel is reduced due to the fact that the length of the crawler is constant, so that the rolling resistance is increased, the utility model is generally adopted to design of 3 or 4 bearing wheels 406 with double-row rims, the function of the guide wheels 402 is used for guiding the movement direction of the crawler 405 to prevent the single-side from deflecting and the crawler 405 from being inclined to the side of the crawler, and the guide wheels 405 are properly arranged on the side of the crawler or the guide wheels 405 are placed on the side of the front of the crawler to be more than the front of the crawler, so that the requirement is met, and the requirement of the front-side of the guide wheels 405 can be met, and can be placed on a high side or can be met at a high position, and be placed on the front side or can be on the side or be on the side and be on the side position front side or be on the side and be on the side and be easily.

The driving wheel 401 and the guiding wheel 402 are identical in structure and size.

As shown in fig. 4 to 7, the guide wheel 402 includes two symmetrically arranged gears 12, and the two gears 12 are welded and fixed by four first connecting posts 13. Adopt welded connected mode, not only can guarantee mechanical strength, can also guarantee the synchronism of gear movement meshing, open cam type hole in the middle of action wheel 401 and leading wheel 402 for cooperate with action wheel connecting rod 403, leading wheel connecting rod 404.

As shown in fig. 8 to 10, the load-bearing wheel 406 includes three rotating wheels 14 disposed parallel to each other, and two adjacent rotating wheels 14 are fixedly connected by four second connecting posts 15, respectively.

As shown in fig. 24 to 26, the driving mechanism comprises a main shaft 16, a first conical gear 17 and a second conical gear 18, wherein the first conical gear 17 is fixedly sleeved on the output shaft of the driving motor 3, the second conical gear 18 is fixedly sleeved on the main shaft 16, and two ends of the main shaft 16 are respectively and fixedly connected with driving wheel connecting rods 403 on the left side surface and the right side surface of the frame 1.

As shown in fig. 11 to 13, a through groove 19 with a "U" shaped structure is formed at the rear side of the bottom of the frame 1, a supporting plate 20 with a "U" shaped structure is arranged at the bottom of the through groove 19, the driving motor 3 is arranged in the through groove 19, and the driving motor 3 is fixedly connected with the supporting plate 20.

The bottom of frame 1 is provided with battery box 21, and battery box 21 is located one side of driving motor 3, and driving motor 3 and the battery electric connection in the battery box 21, and the battery adopts the lithium battery of eufibrate.

As shown in fig. 20 to 23, the hopper 2 comprises a transport case 201, a handle 202 and four fixing blocks 203, wherein the handle 202 is obliquely arranged on the front side surface of the transport case 201, the four fixing blocks 203 are respectively arranged at four corners of the bottom of the transport case 201, the four fixing blocks 203 are designed to be convenient for fixing the transport case 201 on the upper surface of the frame 1, and the transport case 201 is fixedly connected with the upper surface of the frame 1 through the four fixing blocks 203 at the bottom.

When the portable carrier provided by the embodiment of the utility model is used, the driving motor 3 is started firstly, the driving motor 3 drives the first bevel gear 17 to rotate, then under the action of meshing force, the second bevel gear 18 is driven to rotate, the main shaft 16 is driven to rotate, so that the driving wheel connecting rod 403 and the driving wheel 401 which are connected with the two ends of the main shaft 16 are driven to rotate, under the action of the meshing force of the driving wheel 401 and the caterpillar track 405, the caterpillar track 405 is driven to rotate, so that the guide wheel 402 and the bearing wheel 406 are driven to rotate, and the caterpillar track 405 is enabled to apply force on the ground backwards along the horizontal direction, so that the forward movement of the carrier is realized, and the hydraulic elements are transferred and carried.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a portable transport tracked vehicle, its characterized in that, includes frame (1), and the top of frame (1) is provided with car hopper (2), and the below of frame (1) is provided with crawler belt running gear, is provided with driving motor (3) on frame (1), and driving motor (3) are connected with crawler belt running gear through actuating mechanism.

2. The portable carrier crawler according to claim 1, wherein the crawler travelling mechanism comprises a first crawler travelling mechanism (4) and a second crawler travelling mechanism (5), the first crawler travelling mechanism (4) and the second crawler travelling mechanism (5) are symmetrically arranged on the left side surface and the right side surface of the frame (1), respectively, and the first crawler travelling mechanism (4) and the second crawler travelling mechanism (5) have the same structure.

3. The portable carrier crawler according to claim 2, wherein the first crawler travelling mechanism (4) comprises a driving wheel (401), a guide wheel (402), a driving wheel connecting rod (403), a guide wheel connecting rod (404), a crawler (405), a plurality of bearing wheels (406) and a plurality of bearing wheel connecting rods (407), the driving wheel (401) is arranged at the rear side of the left side surface of the frame (1), one end of the driving wheel connecting rod (403) is connected with the driving wheel (401), the other end of the driving wheel connecting rod is connected with the left side surface of the frame (1) through the left side surface, the guide wheel (402) is arranged at the front side of the left side surface of the frame (1), one end of the guide wheel connecting rod (404) is connected with the guide wheel (402), the other end of the guide wheel connecting rod is connected with the left side surface of the frame (1), a plurality of bearing wheels (406) are arranged on the left side surface of the frame (1) at intervals along the length direction of the frame (1), one end of each bearing wheel connecting rod (407) is respectively connected with a corresponding wheel (406), and the other end of the bearing wheels (406) is connected with the left side surface of the frame (1), and the crawler (405) is meshed with the outer side of the bearing wheels (402) respectively.

4. A portable crawler carrier according to claim 3, wherein the drive wheel (401) and the guide wheel (402) are of identical construction.

5. The portable crawler carrier according to claim 4, wherein the guiding wheel (402) comprises two symmetrically arranged gears (12), the two gears (12) being fixedly connected by four first connecting posts (13).

6. A portable crawler carrier according to claim 3, wherein the load-bearing wheels (406) comprise three rotating wheels (14) arranged parallel to each other, two adjacent rotating wheels (14) being fixedly connected by four second connecting posts (15), respectively.

7. The portable carrier crawler according to claim 1, wherein the driving mechanism comprises a main shaft (16), a first conical gear (17) and a second conical gear (18), the first conical gear (17) is fixedly sleeved on an output shaft of the driving motor (3), the second conical gear (18) is fixedly sleeved on the main shaft (16), and two ends of the main shaft (16) are fixedly connected with driving wheel connecting rods (403) on the left side surface and the right side surface of the frame (1) respectively.

8. The portable carrier crawler according to claim 1, wherein a placement through groove (19) with a U-shaped structure is formed in the rear side of the bottom of the frame (1), a supporting plate (20) with a U-shaped structure is arranged at the bottom of the placement through groove (19), the driving motor (3) is arranged in the placement through groove (19), and the driving motor (3) is fixedly connected with the supporting plate (20).

9. The portable carrier crawler according to claim 1, wherein a battery box (21) is provided at the bottom of the frame (1), the battery box (21) is located at one side of the driving motor (3), and the driving motor (3) is electrically connected with a battery in the battery box (21).

10. The portable carrier crawler according to claim 1, wherein the hopper (2) comprises a transport box (201), a handle (202) and four fixing blocks (203), the handle (202) is obliquely arranged on the rear side surface of the transport box (201), the bottom of the transport box (201) is fixedly connected with the upper surface of the frame (1), and the four fixing blocks (203) are respectively arranged at four corners of the bottom of the transport box (201).