CN214775866U

CN214775866U - Noise reduction and silencing device for mining explosion-proof diesel engine steel wheel common rail locomotive

Info

Publication number: CN214775866U
Application number: CN202120232551.6U
Authority: CN
Inventors: 李刚; 郑磊; 黄永超; 齐海慧; 董美玲
Original assignee: Jilin Baishan Pump Industry Machinery Co ltd
Current assignee: Jilin Baishan Pump Industry Machinery Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-11-19
Anticipated expiration: 2031-01-27

Abstract

A noise reduction and silencing device for a mining explosion-proof diesel engine steel wheel common rail locomotive comprises a locomotive body and an installation shaft, and comprises elastic mechanisms, wherein the elastic mechanisms are provided with four groups, each elastic mechanism comprises an installation frame, a connecting sleeve, a plate spring, a sliding rail, a fixed table and an elastic assembly, and each elastic assembly comprises a first connecting table, a connecting rod, a second connecting table, a sliding block, a side plate and a first elastic piece; the mounting bracket rotates and sets up in installation epaxial, and the mounting bracket sets up in the adapter sleeve bottom, and the leaf spring setting is on the adapter sleeve, and first connection platform sets up in the leaf spring tip, and the second is connected the platform and is set up in the slider bottom, and the slider slides and sets up on the slide rail, and the curb plate setting is at the slide rail tip, and the fixed station setting is in the slide rail bottom, and slide rail and first elastic component are all along horizontal setting, and the horizontal both ends of first elastic component are connected with slider and fixed station respectively. The utility model discloses can carry out the shock attenuation, fall and make an uproar and amortization to mining explosion-proof diesel engine steel wheel ordinary rail locomotive, avoid causing the harm to workman's hearing.

Description

Noise reduction and silencing device for mining explosion-proof diesel engine steel wheel common rail locomotive

Technical Field

The utility model relates to an explosion-proof diesel engine technical field especially relates to a silencing device that makes an uproar falls in mining explosion-proof diesel engine steel wheel ordinary rail locomotive.

Background

The general rail locomotive with steel wheels and an explosion-proof diesel engine for the mine uses the explosion-proof diesel engine as power, has explosion-proof performance, and is suitable for traction mine locomotives in explosive and dangerous places such as high gas, coal dust and the like, so that the national center of safety standard has strict technical requirements on the safe operation of the locomotive. According to the regulations of the noise aspect of the locomotive, the maximum noise of the locomotive is controlled to be 90-95 db according to the regulations in the technical inspection specifications of the mining explosion-proof diesel engine steel wheel common rail locomotive, and the locomotive with more than 90db needs corresponding protective measures.

The existing mining explosion-proof diesel engine steel wheel common rail locomotive can generate large noise in the running process, and hearing can be damaged after workers work in a noise environment for a long time.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem that exists among the background art, the utility model provides a silencing device that makes an uproar falls in general rail locomotive of mining explosion-proof diesel engine steel wheel can carry out the shock attenuation, fall the noise and amortization to the general rail locomotive of mining explosion-proof diesel engine steel wheel and handle, avoids causing the harm to workman's hearing.

(II) technical scheme

The utility model provides a noise reduction and silencing device for a mining explosion-proof diesel engine steel wheel common rail locomotive, which comprises a locomotive body and an installation shaft, wherein the installation shaft is provided with two, two rail wheels are arranged on the installation shaft, the locomotive body comprises a driving mechanism for driving the installation shaft to rotate, the noise reduction and silencing device comprises elastic mechanisms, the elastic mechanisms comprise four groups, each elastic mechanism comprises an installation frame, a connecting sleeve, a leaf spring, a sliding rail, a fixed table and an elastic assembly, the elastic assemblies are arranged in two groups along the transverse symmetry about the sliding rail, and each elastic assembly comprises a first connecting table, a connecting rod, a second connecting table, a sliding block, a side plate and a first elastic member;

the mounting bracket rotates and sets up in installation epaxial, the mounting bracket sets up in the adapter sleeve bottom, the leaf spring sets up on the adapter sleeve, first connecting station sets up at the leaf spring tip, the connecting rod both ends are connected the platform rotation with first connecting station and second respectively and are connected, the second is connected the platform and is set up in the slider bottom, the slider slides and sets up on the slide rail, the curb plate sets up at the slide rail tip, the fixed station sets up in the slide rail bottom, slide rail and first elastic component all along horizontal setting, the horizontal both ends of first elastic component are connected with slider and fixed station respectively.

Preferably, the sliding block is of a T-shaped block structure, and a T-shaped sliding groove is formed in the sliding rail.

Preferably, a second elastic member is connected between the slider and the side plate.

Preferably, a fixed rod is connected between the side plate and the fixed table, a sliding hole is formed in the sliding block, and the sliding block is arranged on the fixed rod in a sliding mode through the sliding hole.

Preferably, the first elastic piece and the second elastic piece are both compression springs, and the first elastic piece and the second elastic piece are both sleeved on the periphery side of the fixing rod.

Preferably, a fixed cylinder is vertically arranged at the bottom of the fixed table, a sliding rod is vertically arranged at the top of the connecting sleeve, the sliding rod is arranged on the fixed cylinder in a sliding mode, and the top end of the sliding rod is located on the inner side of the fixed cylinder.

Preferably, the fixed cylinder is communicated with a connecting pipe, and one end, far away from the fixed cylinder, of the connecting pipe faces the rail wheel.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has:

the embodiment of the utility model provides a can carry out the shock attenuation, fall and make an uproar and amortization to mining explosion-proof diesel engine steel wheel ordinary rail locomotive, avoid causing the harm to workman's hearing. When the rail wheel goes on the track, the rail wheel will vibrate the transmission to the installation axle, and the installation axle will vibrate the transmission to the mounting bracket, and the leaf spring on the adapter sleeve can carry out preliminary buffering to the vibration, and the leaf spring is connected the platform through first connection platform, connecting rod and second and will vibrate the transmission to the slider, and first elastic component is reciprocal flexible under the slider effect, consumes the vibrations energy, reaches the purpose of secondary buffering. Through the buffering shock attenuation of leaf spring and first elastic component, can effectively reduce the noise of mining explosion-proof diesel engine steel wheel ordinary rail locomotive in the process of traveling, provide better operational environment for the workman.

Drawings

Fig. 1 is the utility model provides a noise reduction and silencing device's schematic structure under state of use is fallen to mining explosion-proof diesel engine steel wheel ordinary rail locomotive.

Fig. 2 is the utility model provides a noise reduction and silencing device's of making an uproar structure cross-sectional view is fallen to mining explosion-proof diesel engine steel wheel ordinary rail locomotive.

Fig. 3 is an enlarged view of a structure at a in fig. 2 according to the present invention.

Reference numerals: 100. a vehicle body; 1. a rail wheel; 2. installing a shaft; 3. a mounting frame; 4. connecting sleeves; 5. a plate spring; 6. a first connection station; 7. a connecting rod; 8. a second connecting station; 9. a slider; 10. a slide rail; 11. a side plate; 12. a fixed table; 13. a first elastic member; 14. a second elastic member; 15. fixing the rod; 16. a slide bar; 17. a fixed cylinder; 18. and (4) connecting the pipes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-3, the utility model provides a noise reduction and silencing device for mining explosion-proof diesel engine steel wheel common rail locomotive, including automobile body 100 and installation axle 2, installation axle 2 is provided with two altogether, be provided with two rail wheels 1 on installation axle 2, automobile body 100 includes the actuating mechanism that is used for driving installation axle 2 to rotate, including elastic mechanism, elastic mechanism is provided with four groups altogether, elastic mechanism includes mounting bracket 3, adapter sleeve 4, leaf spring 5, slide rail 10, fixed station 12 and elastic component, elastic component is provided with two sets along horizontal symmetry about slide rail 10, elastic component includes first adapter 6, connecting rod 7, second adapter 8, slider 9, curb plate 11 and first elastic component 13;

mounting bracket 3 rotates and sets up on installation axle 2, mounting bracket 3 sets up in 4 bottoms of adapter sleeve, leaf spring 5 sets up on adapter sleeve 4, first connecting station 6 sets up at 5 tip of leaf spring, 7 both ends of connecting rod rotate with first connecting station 6 and second respectively and are connected platform 8 and be connected, second is connected platform 8 and is set up in the slider 9 bottom, slider 9 slides and sets up on slide rail 10, curb plate 11 sets up at 10 tip of slide rail, fixed station 12 sets up in 10 bottoms of slide rail, slide rail 10 and first elastic component 13 are all along horizontal setting, the horizontal both ends of first elastic component 13 are connected with slider 9 and fixed station 12 respectively.

The embodiment of the utility model provides a can carry out the shock attenuation, fall and make an uproar and amortization to mining explosion-proof diesel engine steel wheel ordinary rail locomotive, avoid causing the harm to workman's hearing. When rail wheel 1 traveles on the track, rail wheel 1 transmits the vibration to installation axle 2, and installation axle 2 transmits the vibration to mounting bracket 3, and leaf spring 5 on the adapter sleeve 4 can carry out preliminary buffering to the vibration, and leaf spring 5 is through first connection platform 6, connecting rod 7 and second connection platform 8 with the vibration transmission to slider 9, and first elastic component 13 is reciprocal flexible under the effect of slider 9, consumes the vibrations energy, reaches the purpose of secondary buffering. Through the buffering shock attenuation of leaf spring 5 and first elastic component 13, can effectively reduce the noise of mining explosion-proof diesel engine steel wheel ordinary rail locomotive in the process of traveling, provide better operational environment for the workman.

In an alternative embodiment, the sliding block 9 is a T-shaped block structure, and the sliding rail 10 is provided with a T-shaped sliding groove.

It should be noted that the slider 9 with the T-shaped block structure can slide on the T-shaped sliding groove more stably without falling off.

In an alternative embodiment, a second elastic member 14 is connected between the slider 9 and the side plate 11.

It should be noted that, in the reciprocating and stretching process of the first elastic element 13, the first elastic element 13 may elastically vibrate and is not easy to reset, and by providing the second elastic element 14, the first elastic element 13 and the second elastic element 14 act on each other, so that the elastic vibration is reduced, and the buffering effect on the vibration of the slider 9 is improved.

In an alternative embodiment, a fixing rod 15 is connected between the side plate 11 and the fixing table 12, a sliding hole is formed on the sliding block 9, and the sliding block 9 is slidably disposed on the fixing rod 15 through the sliding hole.

It should be noted that, by providing the fixing rod 15, the sliding direction of the slider 9 can be further guided, and the stability of the sliding process is improved.

In an alternative embodiment, the first elastic element 13 and the second elastic element 14 are both compression springs, and the first elastic element 13 and the second elastic element 14 are both sleeved on the outer periphery of the fixing rod 15.

The first elastic member 13 and the second elastic member 14 can be extended and contracted stably without falling off.

In an alternative embodiment, a fixed cylinder 17 is vertically arranged at the bottom of the fixed table 12, a sliding rod 16 is vertically arranged at the top of the connecting sleeve 4, the sliding rod 16 is slidably arranged on the fixed cylinder 17, and the top end of the sliding rod 16 is positioned inside the fixed cylinder 17.

It should be noted that, by providing the vertical sliding rod 16 and the fixed cylinder 17, the connecting sleeve 4 can vibrate in the vertical direction, and the vibration direction can be guided.

In an alternative embodiment, the fixed cylinder 17 is communicated with a connecting pipe 18, and one end of the connecting pipe 18 far away from the fixed cylinder 17 faces the rail wheel 1.

When the sliding rod 16 slides back and forth on the fixed cylinder 17, the sliding rod 16 intermittently slides inward, and when sliding inward, air in the fixed cylinder 17 is delivered to the connecting pipe 18, and the air is ejected from the other end of the connecting pipe 18 onto the rail wheel 1, so that the rail wheel 1 can be cleaned, and noise generated during driving due to foreign matters attached to the rail wheel 1 can be prevented.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The noise reduction and silencing device comprises a vehicle body (100) and an installation shaft (2), wherein the installation shaft (2) is provided with two rail wheels (1), and the vehicle body (100) comprises a driving mechanism for driving the installation shaft (2) to rotate;

mounting bracket (3) rotates and sets up on installation axle (2), mounting bracket (3) set up in adapter sleeve (4) bottom, leaf spring (5) set up on adapter sleeve (4), first connecting platform (6) set up at leaf spring (5) tip, connecting rod (7) both ends are connected platform (8) rotation with first connecting platform (6) and second respectively and are connected and be connected, second is connected platform (8) and is set up in slider (9) bottom, slider (9) slip setting is on slide rail (10), curb plate (11) set up at slide rail (10) tip, fixed station (12) set up in slide rail (10) bottom, slide rail (10) and first elastic component (13) are all along horizontal setting, the horizontal both ends of first elastic component (13) are connected with slider (9) and fixed station (12) respectively.

2. The noise reduction and silencing device for the mining explosion-proof diesel engine steel wheel common rail locomotive according to claim 1, characterized in that the slide block (9) is of a T-shaped block structure, and a T-shaped sliding groove is arranged on the slide rail (10).

3. The noise reduction and silencing device for the mining explosion-proof diesel engine steel wheel common rail locomotive according to claim 1, characterized in that a second elastic piece (14) is connected between the sliding block (9) and the side plate (11).

4. The noise reduction and silencing device for the mining explosion-proof diesel engine steel wheel common rail locomotive as claimed in claim 3, wherein a fixing rod (15) is connected between the side plate (11) and the fixing platform (12), a sliding hole is formed in the sliding block (9), and the sliding block (9) is slidably arranged on the fixing rod (15) through the sliding hole.

5. The noise reduction and silencing device for the mining explosion-proof diesel engine steel wheel common rail locomotive as claimed in claim 4, wherein the first elastic part (13) and the second elastic part (14) are both compression springs, and the first elastic part (13) and the second elastic part (14) are both sleeved on the outer peripheral side of the fixing rod (15).

6. The noise reduction and silencing device for the mining explosion-proof diesel engine steel wheel common rail locomotive is characterized in that a fixed cylinder (17) is vertically arranged at the bottom of the fixed platform (12), a sliding rod (16) is vertically arranged at the top of the connecting sleeve (4), the sliding rod (16) is slidably arranged on the fixed cylinder (17), and the top end of the sliding rod (16) is positioned inside the fixed cylinder (17).

7. The noise reduction and silencing device for the mining explosion-proof diesel engine steel wheel common rail locomotive is characterized in that the fixed cylinder (17) is communicated with a connecting pipe (18), and one end, far away from the fixed cylinder (17), of the connecting pipe (18) faces the rail wheel (1).