CN217152859U

CN217152859U - Car tight pulley that rises convenient to change belt

Info

Publication number: CN217152859U
Application number: CN202123093677.9U
Authority: CN
Inventors: 谭宝峰
Original assignee: Linyi Motor Vehicle Testing Co ltd
Current assignee: Linyi Motor Vehicle Testing Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-08-09
Anticipated expiration: 2031-12-10

Abstract

The utility model discloses a car tight pulley that rises convenient to change belt belongs to car tight pulley technical field that rises, including mount, tight pulley that rises, installation hole and bearing, mount one side is rotated and is provided with tight pulley that rises, and the inside supporting installation hole that is provided with of the whole circumference of tight pulley that rises, the inside embedding of installation hole is provided with the bearing, and tight pulley inside is provided with installation adjustment mechanism and dustproof heat dissipation mechanism respectively that rises, and installation adjustment mechanism includes: mounting hole A, pinch roller, race, screw hole A, screw rod, nut, fixed column and screw hole B, the embedding of mounting hole A sets up at the bearing front end, and the race is the embedding setting in the pinch roller outside, and the tight pulley outside of rising simultaneously also is provided with the race. The utility model discloses can be convenient to tight pulley installation and dismantlement that rises, and then dismantle tight pulley one side that will rise when changing the belt, make the belt produce lax, and then the convenience is changed the belt, increases the efficiency of staff when using, the convenience of improving device when using.

Description

Car tight pulley that rises convenient to change belt

Technical Field

The utility model belongs to car tight pulley art field that rises specifically is a car tight pulley that rises convenient to change belt.

Background

Along with the continuous improvement of the automobile performance, the requirements on automobile parts are higher and higher, the automobile tension pulley is used as an important part on an automobile engine, the important function is played for the performance of the engine, and people also require good comfort when the requirement on the safety of the automobile is improved.

According to retrieval, the tensioning wheel for the automobile engine is disclosed in the patent No. CN202021204840.7, the tensioning wheel for the automobile engine can be prevented from shaking in the using process through the fixing nut, and can be installed through the vertical plate and the triangular plate, so that the fixed structure of the tensioning wheel can be prevented from rotating along with the tensioning wheel in the using process, the reliability of the fixed structure can be improved, and the maintenance cost of the tensioning wheel can be reduced; wherein, the deficiency points are as follows:

although current device sets up fixed knot and constructs and can make fixed knot construct and tight pulley rotate together, but the device is comparatively loaded down with trivial details to the change of belt when using, and then has increased the time of staff when using, simultaneously because the bearing exposes externally for a long time, leads to the dust to get into inside the bearing easily, and then has reduced the lubricating property of bearing, has reduced the nature of tight pulley when using.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an: in order to solve the problems, the automobile tension wheel with the belt convenient to replace is provided.

The utility model adopts the technical scheme as follows: the utility model provides a car tight pulley that rises convenient to change belt, includes mount, tight pulley that rises, installation hole and bearing, mount one side is rotated and is provided with tight pulley that rises, the inside supporting installation hole that is provided with of tight pulley whole circumference that rises, the inside embedding of installation hole is provided with the bearing, tight pulley inside is provided with installation adjustment mechanism and dustproof heat dissipation mechanism respectively that rises.

Preferably, the installation adjustment mechanism includes: the device comprises a mounting hole A, a pressing wheel, a belt groove, a sliding block, an adjusting bolt, a threaded hole A, a screw rod, a nut, a fixing column and a threaded hole B, wherein the mounting hole A is embedded in the front end of a bearing, the pressing wheel is rotatably arranged on one side above a fixed frame, the belt groove is embedded in the outer portion of the pressing wheel, the belt groove is also arranged on the outer portion of a tensioning wheel, the sliding groove is arranged on one side of the fixed frame in a penetrating manner, the sliding block is movably arranged in the sliding groove, the adjusting bolt is connected with the lower portion of the fixed frame in a threaded manner and extends into the sliding groove, the threaded hole A is arranged in the sliding block in a penetrating manner, the screw rod is connected with the screw rod in a threaded manner, the nut is connected with the screw rod in a threaded manner on one side of the screw hole A, the fixing column is fixedly arranged in the mounting hole A, the threaded hole B is embedded in the fixing column, and the screw rod extends into the threaded hole B,

preferably, the dustproof heat dissipation mechanism includes: dustproof shell, louvre, fin and filter screen, wherein, the dustproof shell is installed through fastening bolt to the tight pulley side of rising, the inside louvre that runs through of dustproof shell, dustproof shell one side fixed mounting has the fin, the outside nestification of louvre is provided with the filter screen, and the louvre interval is provided with a plurality of simultaneously.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through setting up mounting hole A, pinch roller, race groove, spout, slider, adjusting bolt, screw hole A, screw rod, nut, fixed column and screw hole B, can be convenient install and dismantle tight pulley, when changing the belt simultaneously, adjust tight pulley's position through above-mentioned structure, make the belt produce lax, the belt after lax change the belt can, increase the efficiency of staff when using, improve the convenience of device when using.

2. The utility model discloses in, through setting up dust cover, louvre, fin and filter screen, can prevent effectively that the bearing from exposing in the air, and then prevent that the dust from getting into the inside lubricating oil that makes the bearing inside and being infected with the dust, the dust cover both can block the dust and can dispel the heat to the heat that the bearing produced when using, and then improves the practicality of bearing when using.

Drawings

FIG. 1 is a schematic diagram of the overall front structure of the present invention;

FIG. 2 is a schematic diagram of the side structure of the middle tension roller of the present invention;

fig. 3 is a schematic diagram of a three-dimensional structure of the middle tension pulley of the utility model;

fig. 4 is a schematic diagram of the internal profile structure of the intermediate tension pulley of the present invention;

fig. 5 is a schematic diagram of the side structure of the middle sliding chute of the present invention.

The labels in the figure are: 1. a fixed mount; 2. a tension wheel; 201. installing an inner hole; 202. a bearing; 203. a mounting hole A; 204. a pinch roller; 205. a belt groove; 206. a chute; 207. a slider; 208. adjusting the bolt; 3. a threaded hole A; 301. a screw; 302. a nut; 303. fixing a column; 304. a threaded hole B; 4. a dust-proof shell; 401. heat dissipation holes; 402. a heat sink; 403. and (5) filtering by using a filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses in:

referring to fig. 1-5, an automobile tension pulley convenient for replacing a belt comprises a fixed frame 1, a tension pulley 2, an installation inner hole 201 and a bearing 202, wherein the tension pulley 2 is rotatably arranged on one side of the fixed frame 1, the installation inner hole 201 is arranged inside the whole circumference of the tension pulley 2 in a matched manner, the bearing 202 is embedded in the installation inner hole 201, and an installation adjusting mechanism and a dustproof heat dissipation mechanism are respectively arranged inside the tension pulley 2.

Referring to fig. 1 to 5, in the present embodiment, the installation adjustment mechanism includes: the device comprises a mounting hole A203, a pressing wheel 204, a belt groove 205, a sliding groove 206, a sliding block 207, an adjusting bolt 208, a threaded hole A3, a screw 301, a nut 302, a fixing column 303 and a threaded hole B304.

Referring to fig. 1 to 5, in this embodiment, the mounting hole a203 is embedded in the front end of the bearing 202, the pressing wheel 204 is rotatably disposed on one side above the fixing frame 1, the belt groove 205 is embedded in the outside of the pressing wheel 204, and the belt groove 205 is also disposed outside the tension wheel 2, so that the friction between the belt groove 205 and the belt is increased, thereby making the belt more stable during installation.

Referring to fig. 1 to 5, in this embodiment, a sliding groove 206 is formed in one side of a fixing frame 1 in a penetrating manner, a sliding block 207 is movably disposed inside the sliding groove 206, an adjusting bolt 208 is connected to the lower portion of the fixing frame 1 in a threaded manner and extends into the sliding groove 206, a threaded hole A3 is formed in the sliding block 207 in a penetrating manner, a screw 301 is connected to the threaded hole A3 in a threaded manner, a nut 302 is connected to the screw 301 close to one side of a threaded hole A3 in a threaded manner, a fixing column 303 is fixedly mounted inside the mounting hole a203, a threaded hole B304 is formed in the fixing column 303 in an embedded manner, and meanwhile, the screw 301 extends into the threaded hole B304, so that the tension pulley 2 is conveniently mounted.

Referring to fig. 1, 2, and 4, in this embodiment, the dustproof heat dissipation mechanism includes: dustproof shell 4, louvre 401, fin 402 and filter screen 403, wherein, dustproof shell 4 is installed through fastening bolt to the tight pulley 2 side that rises, and dustproof shell 4 is inside to run through and is provided with

louvre

401, and 4 one side fixed mounting of dustproof shell have fin 402, and louvre 401 outside nestification is provided with filter screen 403, and louvre 401 interval is provided with a plurality of simultaneously, can effectively prevent that the dust from getting into inside bearing 202.

The working principle is as follows: when the automobile tension pulley convenient for replacing a belt provided by the utility model is used, firstly, a worker screws the adjusting bolt 208 to push the slider 207 against the uppermost end of the sliding groove 206, then the tension pulley 2 is placed on one side of the fixing frame 1 to enable the threaded hole B304 arranged on the side surface of the fixing column 303 to correspond to the threaded hole A3, at the moment, the worker screws the screw 301 into the threaded hole A3, after the screw is screwed, the screw 301 is continuously screwed to be embedded into the threaded hole B304, after the screw is screwed, the nut 302 is installed on one side of the screw 301 to further fix the tension pulley 2, after the fixation is finished, the dustproof shell 4 is installed on the side surface of the tension pulley 2 through the fastening bolt, further, dust is prevented from entering the inside of the bearing 202, meanwhile, the heat generated when the bearing is used is dissipated by utilizing the heat dissipation holes 401 and the heat dissipation fins 402, the temperature of the bearing 202 is prevented from being too high, and when the heat is dissipated at the same time at 401, filter screen 403 can prevent effectively that the dust from getting into, can block the dust when improving the radiating effect, install inside the car through fastening bolt with the device is whole at last, then twine the belt in the top, when changing the belt, twist and move adjusting bolt 208 and then make slider 207 remove downwards, when slider 207 wholly removes, tight pulley 2 wholly removes to the belt inner circle, the belt is lax this moment, then change the belt, after the change is accomplished, through twisting and moving adjusting bolt 208 and then make slider 207 upwards remove, make its top at the top of spout 206, tight pulley that rises this moment is located the belt outer lane and rises tightly the belt.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a car tight pulley that rises convenient to change belt, includes mount (1), tight pulley (2), installation hole (201) and bearing (202) that rises, mount (1) one side is rotated and is provided with tight pulley (2) that rises, the inside supporting installation hole (201) that is provided with of the whole circumference of tight pulley (2) that rises, the inside embedding of installation hole (201) is provided with bearing (202), its characterized in that: the inside of the tension wheel (2) is respectively provided with an installation adjusting mechanism and a dustproof heat dissipation mechanism;

the installation adjustment mechanism includes: the device comprises a mounting hole A (203), a pressing wheel (204), a belt groove (205), a sliding groove (206), a sliding block (207), an adjusting bolt (208), a threaded hole A (3), a screw rod (301), a nut (302), a fixing column (303) and a threaded hole B (304);

the mounting hole A (203) is embedded in the front end of the bearing (202), the pressing wheel (204) is rotatably arranged on one side above the fixed frame (1), and the belt groove (205) is embedded in the outer portion of the pressing wheel (204).

2. The automobile tension wheel convenient for belt replacement as claimed in claim 1, wherein: the utility model discloses a fixing structure, including mount (1), spout (206), slider (207), fixed frame (1) one side is run through and is provided with spout (206), the inside activity of spout (206) is provided with slider (207), the mount (1) below is extended to spout (206) internal thread and is connected with adjusting bolt (208), slider (207) inside is run through and is provided with screw hole A (3), screw hole A (3) internal thread is connected with screw rod (301), screw rod (301) are close to screw hole A (3) one side threaded connection and have nut (302), the inside fixed mounting of mounting hole A (203) has fixed column (303), the inside embedding of fixed column (303) is provided with screw hole B (304).

3. The automobile tension wheel convenient for belt replacement as claimed in claim 1, wherein: dustproof heat dissipation mechanism includes: dustproof case (4), louvre (401), fin (402) and filter screen (403), wherein, dustproof case (4) are installed through fastening bolt to tight pulley (2) side, the inside louvre (401) that runs through of dustproof case (4), dustproof case (4) one side fixed mounting has fin (402), louvre (401) outside nestification is provided with filter screen (403).