CN212079195U - Walking assembly and drill jumbo - Google Patents
Walking assembly and drill jumbo Download PDFInfo
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- CN212079195U CN212079195U CN202020596297.3U CN202020596297U CN212079195U CN 212079195 U CN212079195 U CN 212079195U CN 202020596297 U CN202020596297 U CN 202020596297U CN 212079195 U CN212079195 U CN 212079195U
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Abstract
The utility model relates to a walking component and a rock drilling trolley, relating to the technical field of mining equipment, wherein the walking component comprises a trolley body, a driving piece, a transmission shaft, a first transmission mechanism, a second transmission mechanism and a driving wheel; the driving piece is installed in the automobile body, and transmission shaft and drive wheel are all rotated and are installed in the automobile body, and the driving piece passes through first drive mechanism and is connected with the transmission shaft transmission, and the transmission shaft passes through second drive mechanism and is connected with the drive wheel transmission, and first drive mechanism and second drive mechanism all are configured to increase the torque of drive wheel when reducing drive wheel speed. The technical problem that the size of a walking assembly in the drill jumbo in the prior art is too large or the service performance is poor is solved.
Description
Technical Field
The utility model relates to a mining equipment technical field particularly, relates to a walking assembly and drill jumbo.
Background
A drill jumbo (also called a drilling jumbo) is a drilling device constructed by a drilling and blasting method in tunnel and underground engineering. It can move and support multiple rock drills to drill holes simultaneously. A track is generally laid in the tunnel, and the rock drilling trolley can directionally walk along the track. The dead weight of the drill jumbo is larger, and the driving wheel needs larger torque, but in the prior art, a motor capable of generating large torque has overlarge size, so that the volume of a walking assembly in the drill jumbo is larger; or, there is a mode of completing speed adjustment through a speed reducer in the prior art, but under a complex construction environment of the rock drilling jumbo, the service life of the speed reducer with high precision is greatly shortened, and then the service performance of the traveling assembly is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide a walking subassembly and drill jumbo for alleviate the too big or performance poor technical problem of walking subassembly in the drill jumbo among the prior art.
In a first aspect, an embodiment provides a walking assembly, which includes a vehicle body, a driving member, a transmission shaft, a first transmission mechanism, a second transmission mechanism and a driving wheel;
the driving part is installed in the automobile body, the transmission shaft with the drive wheel all rotate install in the automobile body, the driving part through first drive mechanism with the transmission shaft transmission is connected, the transmission shaft through second drive mechanism with the drive wheel transmission is connected, first drive mechanism with the second drive mechanism all is configured to reduce drive wheel speed increase simultaneously the torque of drive wheel.
In an alternative embodiment, the first transmission mechanism includes a first sprocket, a second sprocket and a transmission chain in transmission connection with the first sprocket and the second sprocket, the first sprocket is fixedly connected to the driving end of the driving member, and the second sprocket is fixedly connected to the transmission shaft.
In an optional embodiment, the first transmission mechanism includes a first synchronous pulley, a second synchronous pulley and a synchronous belt in transmission connection with the first synchronous pulley and the second synchronous pulley, the first synchronous pulley is fixedly connected to the driving end of the driving member, and the second synchronous pulley is fixedly connected to the transmission shaft.
In an alternative embodiment, the first transmission mechanism further comprises a tension pulley rotatably mounted to the vehicle body, the tension pulley being configured to tension the timing belt, the tension pulley being located outside the timing belt.
In an optional embodiment, the first transmission mechanism includes a first gear and a second gear, the first gear is fixedly connected to the driving end of the driving element, the second gear is fixedly connected to the transmission shaft, the first gear and the second gear are engaged, and the number of teeth of the first gear is less than the number of teeth of the second gear.
In an optional embodiment, the second transmission mechanism includes a third gear and a fourth gear, the third gear is fixedly connected to the driving wheel, the fourth gear is fixedly connected to an end of the transmission shaft, the third gear is engaged with the fourth gear, and the number of teeth of the third gear is greater than that of the fourth gear.
In an alternative embodiment, the third gear is an internal gear.
In an optional implementation manner, the number of the driving wheels is two, the driving wheels are respectively rotatably mounted on two sides of the vehicle body, the number of the second transmission mechanisms is two, the two groups of the second transmission mechanisms correspond to the two driving wheels one by one, and a first flange plate is arranged on one side of each of the two driving wheels facing the vehicle body.
In an optional embodiment, the walking assembly further comprises two guide wheels, the two guide wheels are respectively rotatably mounted on two sides of the vehicle body, and a second flange plate is arranged on one side of each guide wheel, which faces the vehicle body.
In an optional implementation manner, the driving member includes a motor, the vehicle body includes a vertical plate, wherein the vertical plate includes a first side and a second side that are disposed opposite to each other, the motor is mounted on the vertical plate, a body of the motor is located on the first side, and a rotating shaft of the motor protrudes to the second side.
In a second aspect, embodiments provide a rock-drilling rig comprising a base and a walking assembly as described in any of the previous embodiments, the walking assembly being rotatably mounted to the base.
Compared with the prior art, the utility model provides a walking assembly and drill jumbo's beneficial effect as follows:
the utility model provides a walking assembly, which comprises a carriage body, the driving piece, the transmission shaft, first drive mechanism, second drive mechanism and drive wheel, wherein, the driving piece is installed in the automobile body, transmission shaft and drive wheel are all rotated and are installed in the automobile body, the driving piece is accomplished through first drive mechanism and is connected with the transmission of transmission shaft, the transmission shaft is accomplished through second drive mechanism again and is connected with the transmission of drive wheel, the driving piece at this moment accomplishes twice speed reduction operation through twice transmission, in order to satisfy the torque demand of drive wheel, this setting can make the volume of driving piece further reduce, and compare in current once speed adjustment mechanism, as the interval distribution that first drive mechanism and second drive mechanism of governing speed can be more nimble in the automobile body, and then reduce walking assembly's volume.
Meanwhile, on the premise of ensuring the torque requirement of the walking assembly, the transmission ratio of the first transmission mechanism and the transmission ratio of the second transmission mechanism are both smaller than the transmission ratio of the existing primary speed adjusting mechanism, so that the structures of the first transmission mechanism and the second transmission mechanism are simpler and more stable, the walking assembly is more suitable for complex construction environments, and the service performance and the service life of the walking assembly are ensured.
The utility model provides a drill jumbo's technical advantage is the same with above-mentioned walking assembly's technical advantage, and here is no longer repeated.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to these drawings without inventive efforts.
Fig. 1 is a schematic structural view of a walking assembly provided in an embodiment of the present invention;
fig. 2 is a schematic structural view of a traveling assembly provided in the embodiment of the present invention, except for a vehicle body and guide wheels;
fig. 3 is another schematic structural diagram of a traveling assembly provided in the embodiment of the present invention, except for the vehicle body and the guide wheels;
fig. 4 is a schematic structural diagram of a drill jumbo according to an embodiment of the present invention.
Icon: 10-a vehicle body; 20-a drive member; 30-a drive shaft; 40-driving wheels; 50-a guide wheel; 60-a first synchronous pulley; 70-a second timing pulley; 80-a synchronous belt; 90-a tension wheel; 110-a third gear; 120-a fourth gear; 130-a first gear; 140-a second gear;
11-a vertical plate;
21-a first flange plate;
51-second flange plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
In the description of the present invention, it should be noted that the terms "inside" and "outside" are used for indicating the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the utility model is usually placed when using, and are only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
Referring to fig. 1, the present invention provides a traveling assembly including a vehicle body 10, a driving member 20, a transmission shaft 30, a first transmission mechanism, a second transmission mechanism, and a driving wheel 40, wherein, the driving member 20 is mounted on the vehicle body 10, the transmission shaft 30 and the driving wheel 40 are both rotatably mounted on the vehicle body 10, the driving member 20 is in transmission connection with the transmission shaft 30 through the first transmission mechanism, the transmission shaft 30 is in transmission connection with the driving wheel 40 through the second transmission mechanism, at this time, the driving member 20 completes two speed reduction operations through two transmissions to meet the torque requirement of the driving wheel 40, this arrangement allows the size of the driving member 20 to be further reduced, and the first transmission mechanism and the second transmission mechanism as speed adjustment mechanisms can be more flexibly spaced in the vehicle body 10 than in the conventional primary speed adjustment mechanism, thereby reducing the size of the traveling assembly.
Meanwhile, on the premise of ensuring the torque requirement of the walking assembly, the transmission ratio of the first transmission mechanism and the transmission ratio of the second transmission mechanism are both smaller than the transmission ratio of the existing primary speed adjusting mechanism, so that the structures of the first transmission mechanism and the second transmission mechanism are simpler and more stable, the walking assembly is more suitable for complex construction environments, and the service performance and the service life of the walking assembly are ensured.
It should be noted that, in the embodiment, the vehicle body 10 is provided with an accommodating cavity, the driving member 20, the transmission shaft 30, the first transmission mechanism and the second transmission mechanism are all accommodated in the accommodating cavity, the driving member 20 and the transmission shaft 30 are arranged at an interval in the length direction of the vehicle body 10, two ends of the transmission shaft 30 are respectively pivoted to two side walls of the vehicle body 10, and the arrangement effectively prevents the driving member 20, the transmission shaft 30, the first transmission mechanism and the second transmission mechanism from contacting with impurities such as external dust, and further ensures the usability of the walking assembly.
Specifically, the present embodiment further provides the following detailed description of the specific structure of the walking assembly.
In this embodiment, the first transmission mechanism may include a first sprocket, a second sprocket and a transmission chain (not shown in the drawings) in transmission connection with the first sprocket and the second sprocket, the first sprocket is fixed to the driving end of the driving member 20, and the second sprocket is fixed to the transmission shaft 30.
Specifically, the axis of the driving end of the driving member 20 and the axis of the transmission shaft 30 are parallel to each other and extend along the width direction of the vehicle body 10, the diameter of the first chain wheel is smaller than that of the second chain wheel, the second chain wheel is fixedly connected to the middle position of the transmission shaft 30, and the driving member 20 drives the transmission shaft 30 to rotate through the transmission chain.
The arrangement of chain transmission ensures that the transmission ratio between the transmission shaft 30 and the driving end of the driving part 20 is more accurate and the transmission efficiency is higher; meanwhile, the transmission efficiency is guaranteed, the bearing capacity is high, and the walking component is suitable for poor environments such as low-speed heavy load, high-temperature conditions and the open air, so that the use performance of the walking component is high.
In another embodiment, referring to fig. 2, in this embodiment, the first transmission mechanism may also include a first synchronous pulley 60, a second synchronous pulley 70, and a synchronous belt 80 drivingly connected to the first synchronous pulley 60 and the second synchronous pulley 70, wherein the first synchronous pulley 60 is fixedly connected to the driving end of the driving element 20, and the second synchronous pulley 70 is fixedly connected to the transmission shaft 30.
Specifically, the diameter of the first synchronous pulley 60 is smaller than that of the second synchronous pulley 70, two synchronous belts 80 are preferably provided and are in transmission connection with the first synchronous pulley 60 and the second synchronous pulley 70, and the driving member 20 drives the transmission shaft 30 to rotate through the synchronous belts 80.
Through belt drive's mode of setting, can alleviate impact and vibration at the during operation for the walking subassembly moves steadily noiselessness, and the cost of manufacture is low simultaneously, has reduced equipment fund input.
With continued reference to fig. 1 and 2, in the present embodiment, the first transmission mechanism may further include a tension pulley 90, the tension pulley 90 is rotatably mounted on the vehicle body 10, the tension pulley 90 is configured to tension the timing belt 80, and the tension pulley 90 is located at an outer side (a side facing away from the first timing pulley 60) of the timing belt 80.
Specifically, the tensioning wheel 90 can compress the synchronous belt 80, so as to effectively prevent the synchronous belt 80 from shaking outwards in the rotation process, ensure the tensioning of the synchronous belt 80, further ensure the pressing force between the synchronous belt 80 and the first synchronous pulley 60 and the pressing force between the synchronous belt 80 and the second synchronous pulley 70, and further reduce the sliding probability of the synchronous belt 80 on the basis of ensuring the transmission power of the synchronous belt 80.
Alternatively, referring to fig. 3, the first transmission mechanism may also be a gear transmission, and in this case, it may include a first gear 130 and a second gear 140, the first gear 130 is fixed to the driving end of the driving member 20, the second gear 140 is fixed to the transmission shaft 30, the first gear 130 and the second gear 140 are engaged, and the number of teeth of the first gear 130 is less than the number of teeth of the second gear 140.
Through adopting gear drive for first drive mechanism's structure is compacter, and required space size is little, and simple structure, long service life.
It should be noted that the first transmission mechanism may also be in other transmission forms, such as a worm gear, and can also perform a speed reduction adjustment.
In this embodiment, the second transmission mechanism includes a third gear 110 and a fourth gear 120, the third gear 110 is fixed to the driving wheel 40, the fourth gear 120 is fixed to the end of the transmission shaft 30, the third gear 110 is engaged with the fourth gear 120, and the number of teeth of the third gear 110 is greater than the number of teeth of the fourth gear 120.
Specifically, for example, the number of the two driving wheels 40 is two, and the two driving wheels are respectively rotatably mounted on two sides of the vehicle body 10, the axes of the two driving wheels 40 are arranged in a collinear manner, the axes of the driving wheels 40 are parallel to the axis of the transmission shaft 30, each driving wheel 40 is fixedly connected with a third gear 110, the diameter of the root circle of the third gear 110 is larger than that of the root circle of the fourth gear 120, the fourth gear 120 is located on the outer side of the vehicle body 10, and the fourth gear 120 is fixedly mounted at the end of the transmission shaft 30 and protrudes out of the vehicle body 10, so as to complete the meshing with the corresponding third gear 110.
It should be noted that the present embodiment can provide the remaining number of driving wheels 40, such as: four or six, at this moment, when the quantity of drive wheel 40 is two, both can pass through the connecting axle rigid coupling, and the connecting axle rotates and installs in automobile body 10, and at this moment, transmission shaft 30 passes through second drive mechanism and is connected with the connecting axle transmission, can accomplish transmission connection of transmission shaft 30 and drive wheel 40 equally.
In the present embodiment, the third gear 110 is preferably an internal gear.
Specifically, through the cooperation that sets up internal gear and external gear, when satisfying the drive ratio demand for the structure is compacter, has further reduced walking assembly's volume.
It should be noted that the third gear 110 is preferably integrally formed with the driving wheel 40 in this embodiment.
Alternatively, both the third gear 110 and the fourth gear 120 may be provided as external gears.
In this embodiment, when the number of the driving wheels 40 is two and the driving wheels are rotatably mounted on both sides of the vehicle body 10, the first flange plate 21 is preferably provided on each of the sides of the two driving wheels 40 facing the vehicle body 10.
The first flange plate 21 is a circular plate, when the traveling assembly travels on a track, the two driving wheels 40 abut against the upper surfaces of the two tracks, and the first flange plate 21 abuts against the inner side surface of the corresponding track (the side surface of the track facing the other track) to ensure that the driving wheels 40 do not protrude out of the track, thereby guiding the traveling assembly.
In this embodiment, the walking assembly may further include two guide wheels 50, the two guide wheels 50 are respectively rotatably mounted on two sides of the vehicle body 10, and a second flange 51 is disposed on a side of each guide wheel 50 facing the vehicle body 10.
In particular, it is preferable to arrange the axes of the two guide wheels 50 in a collinear manner, with the two second flange plates 51 also abutting against the inner side of the respective track, so as to prevent the guide wheels 50 from protruding out of the track. The diameter of the guide wheel 50 is smaller than that of the driving wheel 40, so that when the walking assembly passes through a track with a curved track, the guide wheel 50 can better complete the guidance of the walking assembly.
In this embodiment, the driving member 20 is a motor, the vehicle body 10 includes a vertical plate 11, wherein the vertical plate 11 includes a first side and a second side that are disposed opposite to each other, the vertical plate 11 is vertically fixedly connected in the accommodating cavity of the vehicle body 10, the motor is installed on the vertical plate 11, the machine body of the motor is fixedly connected to the first side and is not in contact with the side wall of the vehicle body 10, and the rotating shaft of the motor protrudes to the second side and is used for being fixedly connected to the first chain wheel or the first synchronous pulley 60.
Example two
Referring to fig. 4, the present embodiment provides a rock-drilling rig comprising a base and a walking assembly as in any of the previous embodiments, the body 10 of the walking assembly being rotatably mounted to the base.
The technical advantages of the rock-drilling jumbo provided by this embodiment are the same as those of the traveling assembly described above, and are not described herein again.
It should be noted that, in the case of conflict, the features in the embodiments of the present invention may be combined with each other.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A walking assembly is characterized by comprising a vehicle body (10), a driving piece (20), a transmission shaft (30), a first transmission mechanism, a second transmission mechanism and a driving wheel (40);
the driving part (20) is mounted on the vehicle body (10), the transmission shaft (30) and the driving wheel (40) are both rotatably mounted on the vehicle body (10), the driving part (20) is in transmission connection with the transmission shaft (30) through a first transmission mechanism, the transmission shaft (30) is in transmission connection with the driving wheel (40) through a second transmission mechanism, and the first transmission mechanism and the second transmission mechanism are both configured to reduce the speed of the driving wheel (40) and increase the torque of the driving wheel (40).
2. A walking assembly according to claim 1, wherein the first transmission mechanism comprises a first chain wheel, a second chain wheel and a transmission chain in transmission connection with the first chain wheel and the second chain wheel, the first chain wheel is fixedly connected to the driving end of the driving member (20), and the second chain wheel is fixedly connected to the transmission shaft (30).
3. The running assembly according to claim 1, wherein the first transmission mechanism comprises a first synchronous pulley (60), a second synchronous pulley (70) and a synchronous belt (80) in transmission connection with the first synchronous pulley and the second synchronous pulley, the first synchronous pulley (60) is fixedly connected to the driving end of the driving member (20), and the second synchronous pulley (70) is fixedly connected to the transmission shaft (30).
4. A running assembly according to claim 3, wherein the first transmission mechanism further comprises a tensioning wheel (90), the tensioning wheel (90) being rotatably mounted to the vehicle body (10), the tensioning wheel (90) being configured to tension the timing belt (80), the tensioning wheel (90) being located outside the timing belt (80).
5. A running assembly according to claim 1, wherein the first transmission comprises a first gear (130) and a second gear (140), the first gear (130) is fixed to the driving end of the driving member (20), the second gear (140) is fixed to the transmission shaft (30), the first gear (130) and the second gear (140) are engaged, and the number of teeth of the first gear (130) is smaller than the number of teeth of the second gear (140).
6. A walking assembly according to any one of claims 1-5, characterized in that said second transmission mechanism comprises a third gear (110) and a fourth gear (120), said third gear (110) is fixed to said driving wheel (40), said fourth gear (120) is fixed to the end of said transmission shaft (30), said third gear (110) and said fourth gear (120) are engaged, and the number of teeth of said third gear (110) is greater than the number of teeth of said fourth gear (120).
7. Walking assembly according to claim 6, characterized in that the third gear (110) is an internal gear.
8. A walking assembly according to claim 6, wherein the number of the driving wheels (40) is two, the driving wheels are respectively rotatably mounted on two sides of the vehicle body (10), the second transmission mechanisms are two groups, the two groups of the second transmission mechanisms correspond to the two driving wheels (40) one by one, and a first flange plate (21) is arranged on one side of each of the two driving wheels (40) facing the vehicle body (10).
9. A running assembly according to claim 8, further comprising two guide wheels (50), wherein the two guide wheels (50) are rotatably mounted on two sides of the vehicle body (10), and a second flange plate (51) is arranged on one side of each guide wheel (50) facing the vehicle body (10).
10. A rock drilling rig comprising a base and a walking assembly as claimed in any one of claims 1 to 9, the walking assembly being pivotally mounted to the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020596297.3U CN212079195U (en) | 2020-04-20 | 2020-04-20 | Walking assembly and drill jumbo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020596297.3U CN212079195U (en) | 2020-04-20 | 2020-04-20 | Walking assembly and drill jumbo |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212079195U true CN212079195U (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020596297.3U Active CN212079195U (en) | 2020-04-20 | 2020-04-20 | Walking assembly and drill jumbo |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212079195U (en) |
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2020
- 2020-04-20 CN CN202020596297.3U patent/CN212079195U/en active Active
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