CN216374761U - Unilateral cab suspension balancing unit and mining car - Google Patents
Unilateral cab suspension balancing unit and mining car Download PDFInfo
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- CN216374761U CN216374761U CN202123121639.XU CN202123121639U CN216374761U CN 216374761 U CN216374761 U CN 216374761U CN 202123121639 U CN202123121639 U CN 202123121639U CN 216374761 U CN216374761 U CN 216374761U
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- bracket
- stabilizer bar
- bar welding
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- frame
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Abstract
The utility model discloses a unilateral cab suspension balancing device which comprises a frame (1), a cab front suspension cross beam (2) positioned at the front end of the frame (1) and fixedly connected with the frame (1), a first stabilizer bar welding bracket (31) and a second stabilizer bar welding bracket (32) which are respectively fixed at two sides of the frame (1), and a portal frame cross beam (4) flexibly connected with the first stabilizer bar welding bracket (31) and the second stabilizer bar welding bracket (32). According to the utility model, the first stabilizer bar welding support and the second stabilizer bar welding support are flexibly connected through the portal frame cross beam to enable the stress to be uniform, the frequent cracking phenomenon of the supports caused by the overall torsional vibration of a cab is solved, and the phenomena of tearing of the support supports, loosening of electric parts and the like can be effectively reduced through the application verification of the whole vehicle mining area.
Description
Technical Field
The utility model relates to a suspension device for a cab of a mining vehicle, in particular to a suspension balancing device for a unilateral cab. In addition, the utility model also relates to a mining vehicle comprising the unilateral cab suspension balancing device.
Background
The mining vehicle is heavy in total, long in continuous working time and complex in working environment, the experience feeling of a driver and the service life of the cab can be influenced by the continuous vibration of the cab, the cab not only vibrates up and down, but also shakes strongly left and right, the suspension bracket of the cab is easily torn and damaged by large-amplitude torsional vibration, meanwhile, the fatigue strength of the cab can gradually rise in high-amplitude vibration, the electrical performance of the whole vehicle is directly influenced, the safety of the vehicle is reduced, and safety accidents are easily caused.
At present, mine clamps with load of more than 150T in China belong to rare products, most of the mine clamps refer to cab suspension supporting devices of small-tonnage mine clamps, problems exist, the problems can be solved only by means of continuous repair welding of cracked supports, replacement of suspension supports and the like, the connection reliability with a cab and a frame is low, the failure rate is high, and the control effect on shock absorption in the driving process is poor.
SUMMERY OF THE UTILITY MODEL
Aiming at the problem that the cab suspension supporting device of the large-tonnage mine truck is easy to break, the utility model provides the unilateral cab suspension balancing device, and the suspension balancing device replaces the traditional rigid connection mode through a flexible connection mode, so that the cab suspension breakage condition is greatly reduced.
In order to achieve the above object, an aspect of the present invention provides a unilateral cab suspension balancing device, which includes a frame, a cab front suspension cross beam located at a front end of the frame and fixedly connected to the frame, a first stabilizer bar welding bracket and a second stabilizer bar welding bracket respectively fixed to two sides of the frame, and a portal frame cross beam flexibly connecting the first stabilizer bar welding bracket and the second stabilizer bar welding bracket.
Specifically, the portal frame crossbeam includes the roof beam body and is located first roof beam body support and the second roof beam body support at roof beam body both ends, first roof beam body support is fixed on the first stabilizer bar welding stent, the second roof beam body support is fixed on the second stabilizer bar welding stent, the both ends of the roof beam body are equipped with the through-hole respectively, first roof beam body support with be equipped with respectively on the second roof beam body support with the through-hole that the both ends through-hole of the roof beam body corresponds, and the activity is inserted in the through-hole that corresponds and is equipped with the round pin axle, so that the roof beam body can be relative first roof beam body support with the activity of second roof beam body support.
Preferably, the first beam support and the first stabilizer bar welding support are connected through a first reinforcing plate, and the second beam support and the second stabilizer bar welding support are connected through a second reinforcing plate.
Preferably, the bottom of the first beam body support abuts against the frame, the second stabilizer bar welding support is of a stepped type, and the bottom of the second beam body support abuts against a step of the second stabilizer bar welding support.
Furthermore, be equipped with bumper shock absorber and guiding mechanism on the first stabilizer bar welding stent, the one end relative with first stabilizer bar welding stent on the driver's cabin front suspension crossbeam is equipped with front suspension support to be used for installing the driver's cabin.
Furthermore, the bottom of the cab is provided with a guide pin or a guide pin bracket, and the guide mechanism is the guide pin bracket or the guide pin.
Furthermore, a shock pad is arranged on the second stabilizer bar welding support, and a platform front support is arranged at one end, opposite to the second stabilizer bar welding support, of the cab front suspension cross beam and used for installing a platform.
Further, the second stabilizer bar welding brackets are two in number.
Furthermore, a protective net support is arranged on the portal frame beam and used for installing an engine compartment protective net.
The utility model provides a mining vehicle, which comprises the unilateral cab suspension balancing device.
Through the technical scheme, the utility model has the following beneficial effects:
1. according to the utility model, the first stabilizer bar welding support and the second stabilizer bar welding support are flexibly connected through the portal frame cross beam, so that the stress is uniform, the frequent cracking phenomenon of the supports caused by the integral torsional vibration of the cab is solved, and the phenomena of tearing of the support supports, loosening of electric parts and the like can be effectively reduced through the suitability verification of the whole vehicle mine area.
2. In a preferred technical scheme of the utility model, in order to bear larger shaking impact, the beam body bracket is connected with the stabilizer bar welding bracket through the reinforcing plate, and due to the support of the reinforcing plate, even if the beam body generates strong impact force on the beam body bracket due to large torsional vibration caused by strong left-right shaking, the beam body bracket cannot be easily broken, and the service life is prolonged.
Drawings
FIG. 1 is a schematic structural diagram of a single-side cab suspension balancing apparatus according to the present invention;
FIG. 2 is an exploded view of FIG. 1, with the frame omitted;
FIG. 3 is a schematic illustration of FIG. 1 with the cab, engine compartment panel and platform omitted;
fig. 4 is an exploded view of fig. 3.
Description of the reference numerals
1 vehicle frame
2 cab front suspension cross beam, 21 front suspension bracket and 22 platform front bracket
31 first stabilizer bar welding bracket, 311 shock absorber, 312 guide pin bracket, 32 second stabilizer bar welding bracket
4 portal frame beam, 41 beam bodies, 42 first beam body bracket, 421 first reinforcing plate, 43 second beam body bracket, 431 second reinforcing plate and 44 protective net bracket
5 cab, 51 guide pin
6 platform
71 engine compartment protecting net and 72 engine compartment plate
8 shock pad
Detailed Description
The following detailed description of embodiments of the utility model refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
It should be noted that, in the following description, for the purpose of clearly explaining the technical solution of the present invention, directional terms such as "front", "rear", "upper", "lower", and the like have meanings according to the orientation of the vehicle normally indicated, for example, the front direction is front, the rear direction is rear, the roof direction is up, and the vehicle bottom direction is down, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the indicated device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, and therefore the features defined "first", "second" may explicitly or implicitly include one or more of the features described.
In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening media, either internally or in any combination thereof. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1-4, the unilateral cab suspension balancing device of the present invention includes a frame 1, a cab front suspension cross member 2 located at the front end of the frame 1 and fixedly connected to the frame 1, a first stabilizer bar welding bracket 31 and a second stabilizer bar welding bracket 32 respectively fixed to both sides of the frame 1, and a gantry cross member 4 flexibly connecting the first stabilizer bar welding bracket 31 and the second stabilizer bar welding bracket 32.
According to the utility model, the first stabilizer bar welding support 31 and the second stabilizer bar welding support 32 are flexibly connected through the portal frame cross beam 4, so that the stress is uniform, the frequent cracking phenomenon of the supports caused by the overall torsional vibration of a cab is solved, and the phenomena of tearing of the support supports, loosening of electric parts and the like can be effectively reduced through the suitability verification of the whole vehicle mine area. The utility model has simple structure and convenient disassembly, effectively counteracts the stress deformation generated in the torsion process of the cab, protects the cab and an electric gas circuit system, prolongs the service life of the vehicle and improves the safety of the whole vehicle.
As a preferred embodiment of the present invention, the gantry beam 4 includes a beam 41, and a first beam support 42 and a second beam support 43 located at two ends of the beam 41, the first beam support 42 is fixed on the first stabilizer welding support 31, the second beam support 43 is fixed on the second stabilizer welding support 32, two ends of the beam 41 are respectively provided with a through hole, the first beam support 42 and the second beam support 43 are respectively provided with a through hole corresponding to the through holes at two ends of the beam 41, and a pin is movably inserted in the corresponding through hole, so that the beam 41 can move relative to the first beam support 42 and the second beam support 43. Two ends of the pin shaft can be inserted into the pin shaft through the split pin to prevent the pin shaft from moving.
In order to withstand a large shaking impact, the first beam bracket 42 and the first stabilizer bar welding bracket 31 are connected by a first reinforcing plate 421, and the second beam bracket 43 and the second stabilizer bar welding bracket 32 are connected by a second reinforcing plate 431. Because of the support of the reinforcing plate, even if the beam body 41 generates strong impact force on the first beam body bracket 42 or the second beam body bracket 43 due to large torsional vibration caused by strong left-right shaking, the first beam body bracket 42 or the second beam body bracket 43 cannot be easily broken, and the service life is prolonged.
In order to increase the reliability of the installation of the first beam body bracket 42 and the second beam body bracket 43, the bottom of the first beam body bracket 42 abuts on the frame 1, the second stabilizer bar welding bracket 32 is of a stepped type, and the bottom of the second beam body bracket 43 abuts on a step of the second stabilizer bar welding bracket 32. Of course, the bottom of the second beam bracket 43 may abut against the frame 1. Thus, when the vertical vibration is relatively strong, the impact force eventually falls on the frame 1 having high strength to protect the connection part or the connection part of the stabilizer bar welding bracket and the beam bracket.
On the basis of the technical scheme, the cab 5 is installed on one side of the frame 1, and the specific installation mode is as follows: the first stabilizer bar welding bracket 31 is provided with a shock absorber 311 and a guide mechanism, and a front suspension bracket 21 is arranged at one end of the cab front suspension cross beam 2 opposite to the first stabilizer bar welding bracket 31 so as to be used for installing a cab 5. Specifically, the bottom of the cab 5 is provided with a guide pin 51 or a guide pin bracket, and the guide mechanism is a guide pin bracket 312 or a guide pin. The shock absorber 311 and the guide mechanism are mounted to the rear portion of the cab 5, and the front suspension bracket 21 is mounted to the front portion of the cab 5, thereby achieving smooth mounting of the cab 5.
In a preferred embodiment of the present invention, there are two second stabilizer bar welding brackets 32, a front one of the second stabilizer bar welding brackets 32 is used for mounting the rear portion of the platform 6, and a rear one of the second stabilizer bar welding brackets 32 is used for mounting the second beam bracket 43, but of course, the rear one of the second stabilizer bar welding brackets 32 may also be used for mounting the platform at the same time, so as to improve the reliability of the mounting of the platform 6.
The middle position of the frame 1 is used for installing an engine compartment, and the portal frame beam 4 is provided with a protective net bracket 44 for installing an engine compartment protective net 71. Specifically, there are two protecting net brackets 44, the engine compartment protecting net 71 is located between the two protecting net brackets 44, the front end of the engine compartment plate 72 is mounted on the cab front suspension cross beam 2, and the rear end is fixedly connected with the protecting net brackets 44.
As shown in fig. 1, the first beam bracket 42 and the second beam bracket 43 are disposed beyond the frame 1 and beyond the bottom of the cab 5, and when the cab 5 is swayed left and right, an acting force is generated on the first beam bracket 42 to squeeze the first beam bracket 42 and even the beam 41, but because the beam 41 is flexibly connected with the first beam bracket 42 and the second beam bracket 43, a certain moving space is provided, and compared with a conventional casting or welding method, the beam is not easily broken.
The utility model provides a mining vehicle, which comprises the unilateral cab suspension balancing device.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the utility model is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (10)
1. The single-side cab suspension balancing device is characterized by comprising a frame (1), a cab front suspension cross beam (2) which is located at the front end of the frame (1) and is fixedly connected with the frame (1), a first stabilizer bar welding bracket (31) and a second stabilizer bar welding bracket (32) which are respectively fixed on two sides of the frame (1), and a portal frame cross beam (4) which is flexibly connected with the first stabilizer bar welding bracket (31) and the second stabilizer bar welding bracket (32).
2. The single-sided cab suspension balancing device of claim 1, wherein the gantry beam (4) comprises a beam (41) and a first beam bracket (42) and a second beam bracket (43) at both ends of the beam (41), the first beam body bracket (42) is fixed on the first stabilizer bar welding bracket (31), the second beam body bracket (43) is fixed on the second stabilizer bar welding bracket (32), through holes are respectively arranged at two ends of the beam body (41), through holes corresponding to the through holes at two ends of the beam body (41) are respectively arranged on the first beam body bracket (42) and the second beam body bracket (43), and a pin shaft is movably inserted into the corresponding through hole, so that the beam body (41) can move relative to the first beam body bracket (42) and the second beam body bracket (43).
3. The single-sided cab suspension balancing apparatus of claim 2, wherein the first beam bracket (42) and the first stabilizer bar welding bracket (31) are connected by a first reinforcing plate (421), and the second beam bracket (43) and the second stabilizer bar welding bracket (32) are connected by a second reinforcing plate (431).
4. The single-sided cab suspension balancing apparatus according to claim 2, wherein the bottom of the first beam bracket (42) abuts against the frame (1), the second stabilizer bar welding bracket (32) is stepped, and the bottom of the second beam bracket (43) abuts against a step of the second stabilizer bar welding bracket (32).
5. The single-sided cab suspension balancing device according to any one of claims 1 to 4, wherein the first stabilizer bar welding bracket (31) is provided with a shock absorber (311) and a guide mechanism, and the cab front suspension cross member (2) is provided with a front suspension bracket (21) at an end opposite to the first stabilizer bar welding bracket (31) for mounting a cab (5).
6. The single-sided cab suspension balancing device according to claim 5, characterized in that the bottom of the cab (5) is provided with a guide pin (51) or a guide pin bracket, and the guide mechanism is a guide pin bracket (312) or a guide pin.
7. The single-sided cab suspension balancing device according to any one of claims 1 to 4, characterized in that a shock pad (8) is provided on the second stabilizer bar welding bracket (32), and a platform front bracket (22) is provided on the cab front suspension cross member (2) at an end opposite to the second stabilizer bar welding bracket (32) for mounting a platform (6).
8. The single-sided cab suspension balancing apparatus of claim 7, wherein there are two of the second stabilizer bar welding brackets (32).
9. The single-side cab suspension balancing device according to any one of claims 1 to 4, characterized in that a guard net bracket (44) is arranged on the gantry beam (4) for mounting an engine compartment guard net (71).
10. A mining vehicle, characterized in that it comprises a unilateral cab suspension balancing device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123121639.XU CN216374761U (en) | 2021-12-13 | 2021-12-13 | Unilateral cab suspension balancing unit and mining car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123121639.XU CN216374761U (en) | 2021-12-13 | 2021-12-13 | Unilateral cab suspension balancing unit and mining car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216374761U true CN216374761U (en) | 2022-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123121639.XU Active CN216374761U (en) | 2021-12-13 | 2021-12-13 | Unilateral cab suspension balancing unit and mining car |
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| Country | Link |
|---|---|
| CN (1) | CN216374761U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116101373A (en) * | 2022-12-28 | 2023-05-12 | 航天重型工程装备有限公司 | Mining wide vehicle frame and mining wide vehicle |
-
2021
- 2021-12-13 CN CN202123121639.XU patent/CN216374761U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116101373A (en) * | 2022-12-28 | 2023-05-12 | 航天重型工程装备有限公司 | Mining wide vehicle frame and mining wide vehicle |
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