CN218408351U

CN218408351U - Speed reducer for climbing vehicle

Info

Publication number: CN218408351U
Application number: CN202223286749.6U
Authority: CN
Inventors: 王标; 李亮; 蔡伟; 徐志驰; 符涛
Original assignee: Hefei Wanye Hydraulic Component Co ltd
Current assignee: Hefei Qiaochu Hydraulic Technology Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-01-31
Anticipated expiration: 2032-12-08

Abstract

The utility model relates to a speed reducer for climbing vehicle technical field, in particular to a speed reducer for climbing vehicle, comprising a case, wherein the upside of the case is provided with a case cover, the left side of the inside of the case is provided with a first transmission shaft, the first transmission shaft is provided with a transmission pinion, the right side of the inside of the case is provided with a second transmission shaft, the second transmission shaft is provided with a transmission big gear wheel correspondingly engaged and connected with the transmission pinion, and the side of the case is provided with a driving component; a loading cavity is formed in the middle of the right side of the case, and an anti-retrograde assembly is installed inside the loading cavity; through second drive conical gear, transmission conical gear, the differential drive between the first drive conical gear constitution gear that sets up among the drive assembly to make drive effect better between drive shaft and the linking axle, make drive assembly good to the power transmission result of use of second transmission shaft.

Description

Speed reducer for climbing vehicle

Technical Field

The utility model relates to a car technical field that ascends a height specifically is a speed reducer for car of ascending a height.

Background

The reducer is an independent part consisting of gear transmission, worm transmission and gear-worm transmission enclosed in a rigid shell, and is commonly used as a speed reduction transmission device between a prime mover and a working machine. The function of matching the rotation speed and transmitting the torque between the prime mover and the working machine or the actuating mechanism is very extensive in modern machinery.

The drive end of the speed reducer used in the existing climbing vehicle is directly connected and driven by the driving motor, so that the drive end of the driving motor is connected and driven with the transmission shaft to bear force, and the drive end of the driving motor is easy to be stressed and damaged when the output end of the speed reducer is stressed for a long time during working or stopping, and the speed reducer possibly has the condition of speed reducer reversal under the condition of too heavy stress, so that the overall use safety is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a speed reducer for ascending a height solves and can have the speed reducer reversal to cause driving motor's drive end to appear the condition that the atress damaged when the speed reducer under the overweight condition of atress.

In order to achieve the above object, the utility model provides a following technical scheme:

a speed reducer for a climbing vehicle comprises a case, wherein a case cover is arranged on the upper side of the case, a first transmission shaft is arranged on the left side inside the case, a transmission pinion is mounted on the first transmission shaft, a second transmission shaft is arranged on the right side inside the case, a transmission big gear which is correspondingly meshed and connected with the transmission pinion is arranged on the second transmission shaft, and a driving assembly is arranged on the other side of the case; a loading cavity is formed in the middle of the right side of the case, and an anti-retrograde assembly is installed inside the loading cavity;

the drive assembly includes back box and preceding box, the back corresponds the setting around between box and the preceding box, department all is provided with the adapter in the middle of the outside of back box and preceding box, the back box is installed through the adapter and is linked up the axle, the drive shaft is installed through the adapter to preceding box, the end that corresponds of linking up axle and drive shaft adopts the axle bed to connect, the outside of axle bed is the rotation of annular symmetry and installs multiunit transmission conical gear, the one end that is close to the axle bed on the linking axle is provided with first drive conical gear, the one end that is close to the axle bed in the drive shaft is provided with second drive conical gear.

As the utility model discloses preferred scheme, the both ends of first transmission shaft and second transmission shaft all adopt the bearing frame to rotate with quick-witted case and are connected.

As the utility model discloses preferred scheme, adopt fixing bolt to connect between back box and the preceding box, the back box is located the positive right side of quick-witted case and corresponds the setting with the secondary drive axle.

As the utility model discloses preferred scheme, the linking axle adopts shaft coupling and second transmission shaft to be connected.

As the utility model discloses preferred scheme, the mounting groove of looks adaptation is seted up with transmission conical gear's installation axle correspondence on back box and the preceding box, transmission conical gear's installation axle passes through the mounting groove and rotates between back box, the preceding box to be connected, correspond the meshing between first drive conical gear, second drive conical gear and the transmission conical gear and be connected.

As the utility model discloses preferred scheme, prevent reverse component is including installing the dress base of holding in loading the chamber, the upper left side of dress base rotates and installs the limiting plate, the right downside of limiting plate is provided with spacing lug, the right downside of dress base rotates and installs the dress axle of holding, hold and install the location cam on the dress axle, hold dress base right side front side and hold the dress axle correspondence and be provided with the driver, the tip of limiting plate is provided with spacing groove seat, limiting pawl is installed through spacing groove seat to the limiting plate.

As the utility model discloses preferred scheme, the one end and the transmission gear wheel of spacing pawl correspond the setting.

Compared with the prior art, the utility model discloses a set up drive assembly in the speed reducer for the climbing vehicle, second drive conical gear through setting up in the drive assembly, transmission conical gear, first drive conical gear constitutes the differential transmission between the gear, thereby make drive shaft and linking transmission effect better between the axle, make drive assembly good to the power transmission result of use of second transmission shaft, prevent the retrograde motion subassembly through setting up in the speed reducer for the climbing vehicle, can realize carrying out the joint spacingly to the transmission gear wheel of reversal through preventing the spacing pawl in the retrograde motion subassembly, thereby effectually avoid the transmission gear wheel in the speed reducer to receive external force to reverse, effectual improvement is to the protection of speed reducer, thereby make the security height of speed reducer when using high.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the driving assembly of the present invention;

FIG. 3 is a partial structure view of the driving assembly of the present invention;

FIG. 4 is a schematic structural view of the anti-reverse component of the present invention;

fig. 5 is a schematic structural view of the reverse-running prevention assembly of the present invention at another angle.

In the figure: 1. a chassis; 101. a box cover; 102. a first drive shaft; 103. a drive pinion; 104. a second drive shaft; 105. a driving gearwheel; 106. a loading chamber; 2. a drive assembly; 201. a rear box body; 202. a front box body; 203. a transfer seat; 204. a connecting shaft; 205. a drive shaft; 206. a shaft seat; 207. a transmission bevel gear; 208. a first drive bevel gear; 209. a second drive bevel gear; 210. mounting grooves; 3. a retrograde-motion prevention assembly; 301. a bearing base; 302. a limiting plate; 303. a limiting bump; 304. bearing and installing a shaft; 305. positioning the cam; 306. a driver; 307. a limiting groove seat; 308. and a limiting pawl.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Example (b): referring to fig. 1-5, a speed reducer for a climbing vehicle includes a chassis 1, a case cover 101 is disposed on an upper side of the chassis 1, a first transmission shaft 102 is disposed on a left side of an inside of the chassis 1, a transmission pinion 103 is mounted on the first transmission shaft 102, a second transmission shaft 104 is disposed on a right side of the inside of the chassis 1, a transmission large gear 105 correspondingly engaged with the transmission pinion 103 is disposed on the second transmission shaft 104, two ends of the first transmission shaft 102 and the second transmission shaft 104 are both rotatably connected to the chassis 1 by bearing seats, and a driving assembly 2 is disposed on a side of the chassis 1; a loading cavity 106 is formed in the middle of the right side of the case 1, and the anti-reverse component 3 is installed inside the loading cavity 106.

In this embodiment, referring to fig. 1, fig. 2 and fig. 3 specifically, the driving assembly 2 includes a rear box 201 and a front box 202, the rear box 201 and the front box 202 are disposed in a front-back corresponding manner, the middle of the outer sides of the rear box 201 and the front box 202 are both provided with an adapter 203, the rear box 201 is provided with an adapter 204 through the adapter 203, the front box 202 is provided with a driving shaft 205 through the adapter 203, the corresponding ends of the adapter 204 and the driving shaft 205 are connected by a shaft seat 206, the outer sides of the shaft seats 206 are circularly symmetric and rotatably provided with a plurality of sets of transmission bevel gears 207, one end of the adapter 204 close to the shaft seat 206 is provided with a first driving bevel gear 208, and one end of the driving shaft 205 close to the shaft seat 206 is provided with a second driving bevel gear 209. Through the second drive conical gear 209 that sets up in drive assembly 2, transmission conical gear 207, first drive conical gear 208 constitutes the differential transmission between the gear, thereby make drive shaft 205 and join up the transmission effect between the axle 204 better, make drive assembly 2 good to the power transmission result of use of second transmission shaft 104, through axle bed 206 and join up axle 204, rotate between the drive shaft 205 and be connected, can make axle bed 206 to joining up axle 204, the bearing of drive shaft 205 is effectual, thereby make the stability of drive assembly 2 when the drive operation high.

Wherein adopt fixing bolt to connect between back box 201 and the preceding box 202, back box 201 is located the front right side of quick-witted case 1 and corresponds the setting with second transmission shaft 104, it adopts shaft coupling and second transmission shaft 104 to be connected to link up axle 204, the installation axle of back box 201 and preceding box 202 with transmission conical gear 207 corresponds the mounting groove 210 of seting up the looks adaptation, transmission conical gear 207's installation axle passes through mounting groove 210 and back box 201, rotate between the preceding box 202 and be connected, first drive conical gear 208, correspond the meshing between second drive conical gear 209 and the transmission conical gear 207 and be connected. The mounting shaft of the transmission bevel gear 207 is rotatably connected with the rear box 201 and the front box 202 through the mounting groove 210, so that the transmission bevel gear 207 has high stability during transmission operation, and the power transmission effect of the driving assembly 2 is good.

In this embodiment, referring to fig. 1, 4 and 5 specifically, the anti-reverse component 3 includes a bearing base 301 installed in the loading cavity 106, a limiting plate 302 is rotatably installed on the upper left side of the bearing base 301, a limiting protrusion 303 is disposed on the lower right side of the limiting plate 302, a bearing shaft 304 is rotatably installed on the lower right side of the bearing base 301, a positioning cam 305 is installed on the bearing shaft 304, an actuator 306 is disposed on the front right side of the bearing base 301 corresponding to the bearing shaft 304, a limiting groove seat 307 is disposed at the end of the limiting plate 302, and a limiting pawl 308 is installed on the limiting plate 302 through the limiting groove seat 307. The limiting pawl 308 in the anti-retrograde assembly 3 can realize that the reverse transmission gear wheel 105 is clamped and limited, so that the transmission gear wheel 105 in the speed reducer is effectively prevented from being reversed by external force, the speed reducer is effectively protected by improvement, and the safety of the speed reducer in use is high.

One end of the limiting pawl 308 corresponds to the transmission gear wheel 105, and one end of the limiting pawl 308 corresponds to the transmission gear wheel 105, so that the reverse limiting effect of the limiting pawl 308 on the transmission gear wheel 105 is good.

When the speed reducer for the whole climbing vehicle works, the driving shaft 205 rotates to realize the transmission among the second driving conical gear 209, the transmission conical gear 207 and the first driving conical gear 208, so that the connecting shaft 204 drives the second transmission shaft 104, the driving gear 105 drives the transmission pinion 103, the first transmission shaft 102 operates, the differential transmission among the gears is formed by the second driving conical gear 209, the transmission conical gear 207 and the first driving conical gear 208 arranged in the driving assembly 2, the transmission effect between the driving shaft 205 and the connecting shaft 204 is better, the power transmission use effect of the driving assembly 2 on the second transmission shaft 104 is good, the shaft seat 206 is rotatably connected with the connecting shaft 204 and the driving shaft 205, the bearing effect of the shaft seat 206 on the connecting shaft 204 and the driving shaft 205 is good, and the stability of the driving assembly 2 during the driving operation is high; the mounting shaft of the transmission bevel gear 207 is rotationally connected with the rear box body 201 and the front box body 202 through the mounting groove 210, so that the stability of the transmission bevel gear 207 during transmission operation is high, the power transmission effect of the driving assembly 2 is good, the limiting pawl 308 does not cause operation obstruction when the transmission gear 105 operates in a forward direction, when the speed reducer stops operating, the limiting pawl 308 limits and clamps the transmission gear 105 to prevent the transmission gear 105 from reversing, when the speed reducer reverses, the driver 306 drives the positioning cam 305 to rotate in a positioning manner to realize position regulation of the limiting plate 302, the limiting pawl 308 is separated from the transmission gear 105 to normally reverse the speed reducer, the limiting pawl 308 in the reverse-rotation preventing assembly 3 can limit the reverse transmission gear 105 in a clamping manner, the transmission gear 105 in the reverse rotation reducing assembly is effectively prevented from being reversed by external force, the protection of the speed reducer is effectively improved, the safety of the speed reducer during use is high, one end of the limiting pawl 308 is arranged corresponding to the transmission gear 105, and the reverse-rotation limiting pawl 308 can realize good reverse-rotation limiting effect of the transmission gear 105.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a speed reducer for ascending a height vehicle, includes quick-witted case (1), its characterized in that: a box cover (101) is arranged on the upper side of the case (1), a first transmission shaft (102) is arranged on the left side inside the case (1), a transmission pinion (103) is installed on the first transmission shaft (102), a second transmission shaft (104) is arranged on the right side inside the case (1), a transmission large gear (105) which is correspondingly meshed and connected with the transmission pinion (103) is arranged on the second transmission shaft (104), and a driving assembly (2) is arranged on the active side of the case (1); a loading cavity (106) is formed in the middle of the right side of the case (1), and an anti-reverse component (3) is installed inside the loading cavity (106);

drive assembly (2) are including back box (201) and preceding box (202), correspond the setting after the front between back box (201) and preceding box (202), department all is provided with adapter (203) in the middle of the outside of back box (201) and preceding box (202), back box (201) are installed through adapter (203) and are linked up axle (204), drive shaft (205) are installed through adapter (203) in preceding box (202), link up the end that corresponds of axle (204) and drive shaft (205) and adopt axle bed (206) to connect, the outside of axle bed (206) is that the annular symmetry rotates and installs multiunit transmission conical gear (207), the one end that is close to axle bed (206) on linking axle (204) is provided with first drive conical gear (208), the one end that is close to axle bed (206) on drive shaft (205) is provided with second drive conical gear (209).

2. A speed reducer for a climbing vehicle according to claim 1, characterized in that: and the two ends of the first transmission shaft (102) and the second transmission shaft (104) are rotatably connected with the case (1) by adopting bearing seats.

3. A speed reducer for a climbing vehicle according to claim 1, characterized in that: the rear box body (201) is connected with the front box body (202) through fixing bolts, and the rear box body (201) is located on the right side of the front face of the case (1) and corresponds to the second transmission shaft (104).

4. A speed reducer for a climbing vehicle according to claim 1, characterized in that: the connecting shaft (204) is connected with the second transmission shaft (104) by a coupler.

5. A speed reducer for a climbing vehicle according to claim 1, characterized in that: the rear box body (201) and the front box body (202) are correspondingly provided with mounting grooves (210) matched with mounting shafts of the transmission bevel gears (207), the mounting shafts of the transmission bevel gears (207) are rotatably connected with the rear box body (201) and the front box body (202) through the mounting grooves (210), and the first driving bevel gear (208), the second driving bevel gear (209) and the transmission bevel gear (207) are correspondingly meshed and connected.

6. A speed reducer for a climbing vehicle according to claim 1, characterized in that: prevent reverse travel subassembly (3) including installing bearing dress base (301) in loading chamber (106), the upper left side of bearing dress base (301) rotates and installs limiting plate (302), the right downside of limiting plate (302) is provided with spacing lug (303), the right downside of bearing dress base (301) rotates and installs bearing dress axle (304), install positioning cam (305) on bearing dress axle (304), bearing dress base (301) right front side is provided with driver (306) with bearing dress axle (304) correspondence, the tip of limiting plate (302) is provided with spacing groove seat (307), limiting pawl (308) are installed through spacing groove seat (307) in limiting plate (302).

7. A speed reducer for an ascending vehicle according to claim 6, wherein: one end of the limiting pawl (308) is arranged corresponding to the transmission gearwheel (105).