CN218751094U - Crawler mechanism of self-walking equipment - Google Patents
Crawler mechanism of self-walking equipment Download PDFInfo
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- CN218751094U CN218751094U CN202223083097.6U CN202223083097U CN218751094U CN 218751094 U CN218751094 U CN 218751094U CN 202223083097 U CN202223083097 U CN 202223083097U CN 218751094 U CN218751094 U CN 218751094U
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Abstract
The utility model provides a crawler mechanism of self-walking equipment, which comprises a crawler, a triangular support frame and a crawler driving wheel, wherein the triangular support frame and the crawler driving wheel are arranged in the crawler; the crawler belt driving wheel comprises a wheel body, wherein a circle of driving flange is respectively arranged on the end surfaces of two sides of the wheel body in an annular and equidistant mode, and the driving flange extends along the axial direction of the wheel body; a plurality of pairs of transmission tooth parts are arranged on the inner side wall of the crawler belt at equal intervals, each pair of transmission tooth parts are provided with a pilot groove corresponding to the wheel body, and a transmission tooth groove corresponding to the transmission flange is formed between every two adjacent pairs of transmission tooth parts. The utility model can be applied to snow sweeper equipment, the whole structure is stable and reliable, and the idler wheel of the tension pulley can not only play the role of adjusting the tightness of the crawler belt, but also play the role of bearing load; the wheel body, the bearing wheel and the idler wheel of the crawler belt driving wheel are respectively matched with the guide groove between the transmission tooth parts to play a role in guiding the crawler belt.
Description
Technical Field
The utility model relates to a crawler-type is from walking equipment field, especially relates to a crawler from walking equipment.
Background
The snow sweeper is one kind of self-walking equipment, and is one important winter snow sweeper, which consists of prime motor, transmission, snow collector, snow throwing unit, walking system and operating system. Therefore, the walking wheel needs to be used in some scenes such as icy roads in winter, and a common wheel type walking mode may have certain limitation. The crawler-type transmission walking mode has higher obstacle crossing performance, can be suitable for working conditions of severe roads such as trenches, steep slopes and steps, and can be applied to products such as snow plows, mowers, floor sweeping machines and snow pushing machines.
The applicant discloses a standing type zero-steering snow sweeper in Chinese utility model patent CN202220358576.5, which is proposed in 22.2.2022.month, and specifically comprises a snow sweeper body, wherein the snow sweeper body is provided with a snow sweeping mechanism, a control mechanism, a standing mechanism and a driving mechanism, and the driving mechanism is connected with a tire assembly of the snow sweeper through a transmission assembly.
The snow sweeper adopts a tire walking mode, and the applicant considers that the tire of the snow sweeper slips under extremely severe road conditions, so that the applicant improves on the basis of the Chinese utility model of CN202220358576.5 and designs two crawler mechanisms of self-walking equipment to deal with the extremely severe road conditions; one of the applicant has already filed a patent application entitled crawler driving structure of self-propelled equipment on 11/17/2022.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims to solve the problem that a crawler attachment from walking equipment is provided, drive the track through the track drive wheel and rotate, the track drive wheel possesses the transmission and leads the effect of just track, and its tensioning wheelset can play the effect of tensioning track, can play the bearing effect again.
(II) technical scheme
In order to solve the technical problem, the utility model provides a crawler mechanism of self-walking equipment, which can be applied to snow sweeper equipment; the crawler belt type walking device comprises a crawler belt, a triangular support frame and a crawler belt driving wheel, wherein the triangular support frame and the crawler belt driving wheel are arranged in the crawler belt; the crawler belt driving wheel comprises a wheel body, wherein a circle of driving flange is respectively arranged on the end surfaces of two sides of the wheel body in an annular and equidistant mode, and the driving flange extends along the axial direction of the wheel body; the inner side wall of the crawler belt is provided with a plurality of pairs of transmission tooth parts at equal intervals, each pair of transmission tooth parts is provided with a pilot groove corresponding to the wheel body, and a transmission tooth groove corresponding to the transmission flange is formed between every two adjacent pairs of transmission tooth parts. In the technical scheme, the crawler belt is driven to transmit by the crawler belt driving wheel, and the crawler belt driving wheel plays a role in power transmission and also plays a role in guiding the crawler belt. The self-walking equipment in the technical scheme is a snow sweeper.
Furthermore, the transmission flange is cylindrical, and the outer edge of the transmission flange is flush with the outer edge of the wheel body; the transmission tooth part is in a triangular cone shape, and the cross section of the transmission tooth part is triangular.
Furthermore, the lower end of the triangular support frame is provided with more than one group of bearing wheel sets, each bearing wheel set comprises a bearing wheel, the bearing wheels correspondingly fall into the guide grooves, and the thickness of each bearing wheel corresponds to that of the wheel body of the crawler belt driving wheel.
Further, the triangular support frame lower extreme install with the bearing wheelset is in same high position and equally can play the tensioning wheelset of bearing effect, the tensioning wheelset includes that idler, idler bear the weight of axle and track regulation seat, the track is adjusted the seat and is fixed triangular support frame, the idler rotates to be installed on the idler bears the weight of the axle. The structure size of idler with the bearing wheel is the same, and in this technical scheme the idler can play the effect of tensioning and direction, can play the effect of bearing again. The thickness of the idler wheel corresponds to that of the wheel body; the idle wheel correspondingly falls into the guide groove. The body of the crawler belt driving wheel, the bearing wheel and the idler wheel are all arranged in the guide groove and have the function of guiding the crawler belt.
Furthermore, the triangular support frame is correspondingly provided with an adjusting groove in a through mode on one side of the track adjusting seat, and the idler wheel bearing shaft is arranged in the adjusting groove.
Furthermore, a hook ring bolt is installed on the track adjusting seat, a hook ring of the hook ring bolt is matched with the idle wheel bearing shaft, the hook ring bolt is installed on the track adjusting seat through an adjusting nut, and the relative position of the hook ring bolt is adjusted by loosening or tightening the adjusting nut, so that the relative position of the idle wheel bearing shaft and the idle wheel is driven to be adjusted.
Furthermore, a connecting piece is welded on the idle wheel bearing shaft, an adjusting kidney-shaped groove is formed in the connecting piece, and a locking bolt used for fixing the connecting piece on the triangular support frame is installed in the adjusting kidney-shaped groove.
Furthermore, be provided with the bearing frame on the triangular supports frame, the triangular supports frame is kept away from the one end of bearing frame is installed articulated seat.
Furthermore, a bearing wheel bearing shaft for connecting the bearing wheel is arranged on the triangular support frame, and the crawler mechanisms are symmetrically arranged on two sides of the self-walking equipment; and the two symmetrical crawler mechanisms are connected with the bearing wheel bearing shaft through the idle wheel bearing shaft.
(III) advantageous effects
The crawler mechanism of the self-walking equipment provided by the utility model has reasonable design of the whole structure, and the crawler transmission has wider application range compared with a wheel type structure; the crawler belt is driven to move by matching the transmission flange of the crawler belt transmission wheel with the transmission tooth part on the inner side wall of the crawler belt; the wheel body, the bearing wheel and the idler wheel of the crawler belt driving wheel are respectively matched with the guide groove between the transmission tooth parts to play a role in guiding the crawler belt; the size of an idler wheel of the tensioning wheel set is the same as that of the bearing wheel, the height of the idler wheel is the same as that of the bearing wheel, and the idler wheel can play a role in tensioning and guiding and can also play a role in bearing as the bearing wheel; the relative position of the idler wheel is integrally adjusted through the hook ring bolt and the adjusting nut, and the whole tensioning wheel set is further fixed through the locking bolt; the whole crawler mechanism can be suitable for snow plows, and can also be suitable for snow pushers, sweeper, weeders and other equipment.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is a perspective view of another perspective of the present invention;
FIG. 3 is an exploded view of the present invention;
FIG. 4 is a schematic view of the present invention;
FIG. 5 isbase:Sub>A sectional view of A-A of FIG. 4 according to the present invention;
FIG. 6 is a perspective view of the track of the present invention;
FIG. 7 is a sectional view of the crawler of the present invention;
FIG. 8 is a perspective view of the track drive wheel of the present invention;
fig. 9 is a perspective view of the tension pulley set of the present invention;
figure 10 is an exploded view of the idler shaft and connecting web portion of the present invention;
fig. 11 is a perspective view of the utility model after being mounted on a self-walking equipment snow sweeper;
FIG. 12 is a perspective view of the utility model after being mounted on a sample machine of the snow sweeper of the self-walking equipment;
wherein: the device comprises a track 1, a triangular support frame 2, a track driving wheel 3, a self-walking device 4, an output shaft 5, a wheel body 6, a driving flange 7, a driving tooth part 8, a guide groove 9, a driving tooth groove 10, a bearing wheel group 11, a bearing wheel 12, a tensioning wheel group 13, an idler wheel 14, an idler wheel bearing shaft 15, a track adjusting seat 16, an adjusting groove 17, a hook ring bolt 18, an adjusting nut 19, a connecting piece 20, an adjusting waist-shaped groove 21, a locking bolt 22, a bearing seat 23, a hinged seat 24 and a bearing wheel bearing shaft 25.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1 to 12, the present invention provides a track mechanism of a self-walking device, the self-walking device of this embodiment is a snow sweeper, and fig. 11 is a perspective view of the track mechanism of this embodiment after being mounted to the snow sweeper of the self-walking device; the crawler mechanism specifically comprises a crawler 1, a triangular support frame 2 and a crawler transmission wheel 3, wherein the triangular support frame 2 and the crawler transmission wheel 3 are arranged in the crawler 1, the crawler transmission wheel 3 is connected to an output shaft 5 of self-walking equipment 4, and the output shaft 5 drives the crawler transmission wheel 3 to transmit, so that the crawler 1 is driven to move; the crawler belt driving wheel 3 comprises a wheel body 6, wherein a circle of driving flange 7 is respectively arranged on the end surfaces of two sides of the wheel body 6 in an annular and equidistant mode, and the driving flange 7 extends along the axial direction of the wheel body 6; a plurality of pairs of transmission tooth parts 8 are arranged on the inner side wall of the crawler 1 at equal intervals, a pilot groove 9 corresponding to the wheel body 6 is formed in each pair of transmission tooth parts 8, and a transmission tooth groove 10 corresponding to the transmission flange 7 is formed between every two adjacent pairs of transmission tooth parts 8. The transmission flanges 7 on the two sides of the crawler belt transmission wheel 3 drive the transmission tooth part 8 on the inner side wall of the crawler belt 1 to rotate, so that the whole crawler belt 1 rotates; the wheel body 6 of the crawler belt driving wheel 3 of the embodiment is correspondingly matched with the guide groove 9 of the transmission tooth part 8, and can play a role of guiding the crawler belt 1.
Referring to fig. 8, the driving flange 7 is cylindrical, and the outer edge of the driving flange 7 is flush with the outer edge of the wheel body 6; the transmission tooth part 8 is in a triangular cone shape, and the section of the transmission tooth part is triangular.
Referring to fig. 1-4, the lower end of the triangular support frame 2 is provided with more than one set of bearing wheel sets 11, in this embodiment, the bearing wheel sets 11 are provided with two sets, each bearing wheel set 11 includes a bearing wheel 12, the bearing wheels 12 correspondingly fall into the guide groove 9, and the thickness of the bearing wheels 12 corresponds to the thickness of the wheel body 6 of the track driving wheel 3, so as to play a role in guiding the track 1.
Referring to fig. 2 and 5, a bearing seat 23 is arranged on the triangular support frame 2, and the bearing seat 23 is used for mounting an output shaft 5 of the self-walking device 4, so that the output shaft 5 is matched with the track transmission wheel 3; the one end that bearing frame 23 was kept away from to triangular supports frame 2 is installed articulated seat 24, and the output shaft 5 from the traveling equipment 4 is connected through the inboard bearing frame 23 of triangular supports frame 2 to the crawler attachment one end of this embodiment, and the other end is connected with from the traveling equipment 4 through the inboard articulated seat 24 of triangular supports frame 2.
A tension pulley set portion:
referring to fig. 2 and 9, a tensioning wheel set 13 which is at the same height position as the bearing wheel set 11 and can also play a role of bearing is installed at the lower end of the triangular support frame 2, the tensioning wheel set 13 comprises an idler wheel 14, an idler wheel bearing shaft 15 and a track adjusting seat 16, the track adjusting seat 16 is fixed on the triangular support frame 2, and the idler wheel 14 is rotatably installed on the idler wheel bearing shaft 15; referring to fig. 2 and 7, the triangular support frame 2 is correspondingly provided with an adjusting groove 17 on one side of the track adjusting seat 16 in a penetrating manner, the idler wheel bearing shaft 15 is arranged in the adjusting groove 17, the adjusting groove 17 is waist-shaped, and the tightness of the track 1 is adjusted by the relative movement of the idler wheel bearing shaft 15 relative to the track adjusting seat 16.
Referring to fig. 9, the track adjusting seat 16 is provided with a hook bolt 18, and the track adjusting seat 16 is provided with a through hole for passing a bolt column of the hook bolt 18; the hook of the hook bolt 18 engages the idler carrier shaft 15 and the hook bolt 18 is mounted on the track adjustment block 16 by an adjustment nut 19. The relative position of the hook bolt 18 is adjusted by loosening or tightening the nut 19, thereby adjusting the relative position of the idler carrier shaft 15 and idler 14.
Referring to fig. 9 and 10, in the present embodiment, the idler bearing shaft 15 of the tension wheel set 13 is provided with a connecting plate 20, and the connecting plate 20 is vertically welded on the outer diameter of the idler bearing shaft 15; an adjusting kidney-shaped groove 21 is formed in the connecting piece 20, a locking bolt 22 used for fixing the connecting piece 20 on the triangular support frame 2 is installed in the adjusting kidney-shaped groove 21, and the locking bolt 22 can slide relative to the adjusting kidney-shaped groove 21; referring to fig. 10, in the present embodiment, the locking bolt 22 is provided with a square shaft slidably engaged with the adjusting kidney-shaped groove 21, and the locking bolt 22 is fixed on the triangular support frame 2 by a nut.
Referring to fig. 2 and 3, a bearing wheel bearing shaft 25 for connecting the bearing wheel 12 is mounted on the triangular support frame 2; referring to fig. 10, the crawler mechanisms are symmetrically installed at both sides of the self-walking apparatus 4; the two symmetrical track units are connected by an idler carrier shaft 15 and a bogie wheel carrier shaft 25.
Adjusting the tightness of the crawler belt:
in this embodiment, when the track 1 needs to be loosened, the locking bolts 22 of the track mechanisms on both sides need to be loosened simultaneously, and then the adjusting nuts 19 need to be loosened reversely, so that the idler bearing shaft 15 and the idler 14 move inward under the influence of the original tension of the track 1, and are finally fixed by tightening the locking bolts 22 after being adjusted in place.
When the crawler 1 needs to be tightened in the embodiment, firstly, the locking bolts 22 of the crawler mechanisms on both sides still need to be loosened at the same time, secondly, the adjusting nuts 19 are tightened forward, the idler bearing shafts 15 and the idler 14 are pulled relatively to move towards the outer side, the crawler 1 is tightened, and after the crawler 1 is adjusted in place, the locking bolts 22 are finally tightened.
Referring to fig. 12, fig. 12 is a perspective view of the crawler mechanism after being mounted on the snow sweeper model machine, and the crawler mechanism passes performance test and can be popularized and used. The structure can also be applied to equipment such as snow pushers, floor sweepers, weeders and the like.
In this embodiment, the idler wheel 14 and the load-bearing wheel 12 have the same structural size, and in this embodiment, the idler wheel 14 can play both a tensioning and guiding role and a load-bearing role. The thickness of the idler wheel 14 corresponds to that of the wheel body 6; the idler pulley 14 correspondingly falls into the pilot groove 9. Therefore, the wheel body 6, the bearing wheel 12, and the idler wheel 14 of the crawler belt driving wheel 3 of the present embodiment are all placed in the guide groove 9, and all have the function of guiding the crawler belt 1.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A crawler attachment from a walking device, characterized in that: the crawler type walking device comprises a crawler belt (1), a triangular support frame (2) and a crawler belt driving wheel (3), wherein the triangular support frame (2) and the crawler belt driving wheel (3) are arranged in the crawler belt (1), and the crawler belt driving wheel (3) is connected to an output shaft (5) of self-walking equipment (4); the crawler belt driving wheel (3) comprises a wheel body (6), two side end surfaces of the wheel body (6) are respectively provided with a circle of driving flanges (7) in an annular and equidistant mode, and the driving flanges (7) extend along the axial direction of the wheel body (6); a plurality of pairs of transmission tooth parts (8) are arranged on the inner side wall of the crawler (1) at equal intervals, a pilot groove (9) corresponding to the wheel body (6) is formed in each pair of transmission tooth parts (8), and a transmission tooth groove (10) corresponding to the transmission flange (7) is formed between every two adjacent pairs of transmission tooth parts (8); a set of more than bearing wheelset (11) is installed to triangular supports (2) lower extreme, triangular supports (2) lower extreme install with bearing wheelset (11) are in same high position and tensioning wheelset (13) that can play the bearing effect equally.
2. A self-propelled apparatus as defined in claim 1 wherein: the transmission flange (7) is cylindrical, and the outer edge of the transmission flange (7) is flush with the outer edge of the wheel body (6).
3. A self-propelled apparatus as defined in claim 1 wherein: the bearing wheel set (11) comprises a bearing wheel (12), and the thickness of the bearing wheel (12) corresponds to that of the wheel body (6); the bearing wheels (12) correspondingly fall into the guide grooves (9).
4. A self-propelled apparatus as defined in claim 3, wherein: the tensioning wheel set (13) comprises an idler wheel (14), an idler wheel bearing shaft (15) and a track adjusting seat (16), the track adjusting seat (16) is fixed on the triangular support frame (2), and the idler wheel (14) is rotatably mounted on the idler wheel bearing shaft (15); the thickness of the idle wheel (14) corresponds to that of the wheel body (6); the idle wheel (14) correspondingly falls into the guide groove (9).
5. A self-propelled apparatus as defined in claim 4 wherein: the triangular support frame (2) is correspondingly provided with an adjusting groove (17) in a penetrating way on one side of the track adjusting seat (16), and the idler wheel bearing shaft (15) is arranged in the adjusting groove (17).
6. A self-propelled apparatus as recited in claim 5, wherein: and a hook ring bolt (18) is installed on the track adjusting seat (16), a hook ring of the hook ring bolt (18) is matched with the idler wheel bearing shaft (15), and the hook ring bolt (18) is installed on the track adjusting seat (16) through an adjusting nut (19).
7. A self-propelled apparatus as defined in claim 4 wherein: the idler bears connecting piece (20) of welded mounting on axle (15), be provided with on connecting piece (20) and adjust kidney slot (21), it is used for with to install in adjusting kidney slot (21) connecting piece (20) are fixed locking bolt (22) on triangular supports frame (2).
8. A self-propelled apparatus as defined in claim 1 wherein: be provided with bearing frame (23) on triangular supports frame (2), triangular supports frame (2) are kept away from articulated seat (24) are installed to the one end of bearing frame (23).
9. A self-propelled apparatus as defined in claim 4 wherein: the triangular support frame (2) is provided with a bearing wheel bearing shaft (25) used for connecting the bearing wheel (12), and the crawler mechanisms are symmetrically arranged on two sides of the self-walking equipment (4); the two symmetrical crawler mechanisms are connected through the idle wheel bearing shaft (15) and the bearing wheel bearing shaft (25).
10. A self-propelled apparatus as defined in claim 1 wherein: the transmission tooth part (8) is in a triangular cone shape.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202223083097.6U CN218751094U (en) | 2022-11-21 | 2022-11-21 | Crawler mechanism of self-walking equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223083097.6U CN218751094U (en) | 2022-11-21 | 2022-11-21 | Crawler mechanism of self-walking equipment |
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CN218751094U true CN218751094U (en) | 2023-03-28 |
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CN202223083097.6U Active CN218751094U (en) | 2022-11-21 | 2022-11-21 | Crawler mechanism of self-walking equipment |
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CN (1) | CN218751094U (en) |
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- 2022-11-21 CN CN202223083097.6U patent/CN218751094U/en active Active
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