CN212106839U

CN212106839U - Belt tensioning wheel

Info

Publication number: CN212106839U
Application number: CN202020120885.XU
Authority: CN
Inventors: 于子宸; 董崇龙
Original assignee: Rongcheng Yiyang Shipbuilding Technology Co ltd
Current assignee: Rongcheng Yiyang Shipbuilding Technology Co ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-12-08
Anticipated expiration: 2030-01-19

Abstract

The utility model discloses a belt tensioning pulley, in particular to the technical field of belt tensioning pulleys, which comprises a pulley body, wherein a limiting mechanism is arranged inside the pulley body; stop gear includes the belt trough, the fixed cover of belt trough is established in the wheel body outside, two slide rails have been seted up to wheel body inside, two the slide rail is established respectively in belt trough both sides, one the inside fixed first horizontal pole that is equipped with of slide rail. The utility model discloses an unscrew the second bolt, then fill in the second horizontal pole in the first horizontal pole, then take out first horizontal pole and second horizontal pole, establish the belt cover in the belt groove outside after that, then fill in the left spout of wheel body with second horizontal pole one end, then take out the second horizontal pole, extend second horizontal pole one end and go into the spout on wheel body right side back, screw up the bolt, it is fixed to first horizontal pole and second horizontal pole with this, then spacing ring carries on spacingly to the belt, the probability that the belt breaks away from the belt groove has been reduced, indirect improvement work efficiency.

Description

Belt tensioning wheel

Technical Field

The embodiment of the utility model provides a belt tightening pulley technical field, concretely relates to belt tightening pulley.

Background

The tensioner is a belt tensioner for an automotive transmission. The take-up pulley mainly comprises fixed casing, the straining arm, the wheel body, the torsional spring, roll and open bearing and spring spindle sleeve etc. can be according to the elasticity degree that the belt is different, the automatic adjustment tensile force, make transmission system stable safe and reliable, the take-up pulley is a vulnerable part of accessories such as car, the belt has been prolonged easily by the extension for a long time, some take-up pulleys can the tension of automatically regulated belt, it is more steady to have the take-up pulley belt to operate in addition, the noise is little, and can prevent to skid, the effect of take-up pulley is the elasticity that is used for adjusting the belt in right time, generally change with the belt in right time, in order to avoid taking place the worry behind. Other parts do not need to be replaced, and the belt tightening device only needs to be maintained periodically, wherein the tensioning wheel is a follow-up wheel pressed on the belt for changing the wrap angle of the belt pulley or controlling the tensioning force of the belt; is a belt driven tensioner. When the center distance of the belt cannot be adjusted, the belt can be tensioned by a tensioning wheel. The tensioner is generally arranged on the inner side of the loose edge, so that the belt is bent only in one direction; meanwhile, in order to ensure that the wrap angle of the small belt pulley is not reduced too much, the tensioning wheel should be installed close to the large belt pulley as much as possible. The tensioning wheel is a belt-driven tensioning device, and can be used for tensioning the belt when the center distance of the belt cannot be adjusted.

The prior art has the following defects: in the prior art, under the condition that a tensioning wheel rotates rapidly, an internal belt is easy to separate from a belt groove, so that the work cannot be normally carried out, and the work efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a belt take-up pulley, through unscrewing the second bolt, then fill in the first horizontal pole with the second horizontal pole, then take out first horizontal pole and second horizontal pole, establish the belt cover in the belt groove outside after that, then fill in the left spout of wheel body with second horizontal pole one end, then take out the second horizontal pole, extend into back in the spout on wheel body right side with second horizontal pole one end, screw up the bolt, it is fixed to first horizontal pole and second horizontal pole with this, then spacing ring is spacing to the belt, the probability that the belt breaks away from the belt groove has been reduced, indirect work efficiency has been improved, because the take-up pulley is under the fast pivoted condition among the solution prior art, its inside belt breaks away from the belt groove easily, and then lead to work normally not going on, lead to the problem that work efficiency reduces.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a belt tensioning wheel comprises a wheel body, wherein a limiting mechanism is arranged inside the wheel body;

stop gear includes the belt trough, the fixed cover in belt trough is established in the wheel body outside, two slide rails, two have been seted up to wheel body inside the slide rail is established respectively in belt trough both sides, one the inside fixed first horizontal pole that is equipped with of slide rail, first horizontal pole outside cover is equipped with the second horizontal pole, first horizontal pole and second horizontal pole are laminated mutually, the second horizontal pole other end extends into inside another slide rail, the equal fixed cover in first horizontal pole and the second horizontal pole outside is equipped with a plurality of fibre wheels, and is a plurality of the fibre wheel all with belt trough looks adaptation.

Further, a support ring is arranged inside the wheel body.

Further, a bearing is arranged between the wheel body and the support ring, the outer wall of the bearing is fixedly connected with the wheel body, and the inner wall of the bearing is fixedly connected with the support ring.

Further, the inside of the support ring is processed into an arc shape.

Further, wheel body one side is inlayed and is had sealed shell, sealed shell contacts with bearing and support ring, sealed shell one side is equipped with two first bolts, two first bolt all runs through sealed shell and extends into in the wheel body, two first bolt and wheel body and sealed shell threaded connection.

Further, a second bolt is arranged at the top of the first cross rod, penetrates through the second cross rod and extends to the bottom of the first cross rod, and the second bolt is in threaded connection with the first cross rod and the second cross rod.

The embodiment of the utility model provides a have following advantage:

through unscrewing the second bolt, then fill in the first horizontal pole with the second horizontal pole, then take out first horizontal pole and second horizontal pole, establish the belt sleeve in the belt groove outside after that, then fill in the left spout of wheel body with second horizontal pole one end, then take out the second horizontal pole, extend into the spout on wheel body right side with second horizontal pole one end back, screw up the bolt, it is fixed to first horizontal pole and second horizontal pole with this, then spacing ring is spacing to the belt, compare with prior art, the probability that the belt breaks away from the belt groove has been reduced, indirect improvement work efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

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

fig. 2 is a cross-sectional view of the overall structure provided by the present invention;

FIG. 3 is a right sectional view of the overall structure provided by the present invention;

fig. 4 is an enlarged view of a portion of a structure in fig. 2 according to the present invention;

fig. 5 is an enlarged view of a portion of the structure B in fig. 2 according to the present invention;

in the figure: the device comprises a support ring 1, a bearing 2, a wheel body 3, a belt groove 4, a sliding rail 5, a first cross rod 6, a second cross rod 7, a limiting wheel 8, a sealing shell 9, a first bolt 10 and a second bolt 11.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.

Referring to fig. 1-5 in the specification, the belt tensioner of this embodiment includes a pulley body 3, and a limiting mechanism is disposed inside the pulley body 3;

stop gear includes

belt trough

4, 4 fixed sleeves in belt trough are established in the wheel body 3 outsides, two slide rails 5, two have been seted up to wheel body 3 inside slide rail 5 is established respectively in belt trough 4 both sides, one slide rail 5 is inside fixed being equipped with first

horizontal pole

6, 6 outside covers of first horizontal pole are equipped with second horizontal pole 7, first horizontal pole 6 is laminated mutually with second horizontal pole 7, the 7 other ends of second horizontal pole extend into inside another slide rail 5, the equal fixed cover in the 6 and 7 outsides of second horizontal pole of first horizontal pole is equipped with a plurality of fibre wheels 8, and is a plurality of fibre wheel 8 all with 4 looks adaptations in belt trough.

Further, wheel body 3 is inside to be equipped with support ring 1, can increase through support ring 1 the utility model discloses a stability.

Further, a bearing 2 is arranged between the wheel body 3 and the support ring 1, the outer wall of the bearing 2 is fixedly connected with the wheel body 3, and the inner wall of the bearing 2 is fixedly connected with the support ring 1.

Further, support ring 1 inside processing is the arc, and when liquid got into support ring 1 in, liquid can flow according to support ring 1 shape the utility model discloses, it is right to reduce liquid the utility model discloses a corrosivity.

Further, 3 one sides of wheel body are inlayed and are had sealed shell 9, sealed shell 9 contacts with bearing 2 and support ring 1, sealed shell 9 one side is equipped with two first bolts 10, two first bolt 10 all runs through sealed shell 9 and extends into in the wheel body 3, two first bolt 10 and wheel body 3 and sealed shell 9 threaded connection can avoid the moisture to advance through sealed frame 9 the utility model discloses an inside, then right the utility model discloses cause harm.

Further, the top of the first cross rod 6 is provided with a second bolt 11, the second bolt 11 penetrates through the second cross rod 7 and extends to the bottom of the first cross rod 6, the second bolt 11 is in threaded connection with the first cross rod 6 and the second cross rod 7, and the first cross rod 6 and the second cross rod 7 are fixed and are convenient to detach through the second bolt 11.

The implementation scenario is specifically as follows: when the utility model is put into practical use, firstly, the second bolt 11 is screwed, then the second cross rod 7 is plugged into the first cross rod 6 until the second cross rod 7 is separated from the chute 5, the first cross rod 6 and the second cross rod 7 can be taken out, then the belt sleeve is arranged in the belt chute 4, then one end of the first cross rod 6 which is detached is plugged into the chute 5 on the left side of the wheel body 3, then the second cross rod 7 is drawn out along the first cross rod 6, one end of the second cross rod 7 is extended into the chute 5 on the right side of the wheel body 3, then the second bolt 11 is screwed to fix the first cross rod 6 and the second cross rod 7, then the limiting ring 8 is contacted with the belt, thereby limiting the belt, then the belt is connected with external equipment through the support ring 1, meanwhile, because the inside of the support ring 1 is processed into an arc shape, further, the liquid can not stop inside the support ring 1 after entering the utility model, then sealed shell 9 prevents that the moisture from getting into between bearing 2 and support ring 1, bearing 2 and the wheel body 3, and then it is right to alleviate moisture and rainwater the utility model discloses a corruption improves the utility model discloses a life-span has reduced the probability that the belt breaks away from the race, and indirect improvement work efficiency, this embodiment specifically solved prior art, and the take-up pulley is under the fast pivoted condition, and its inside belt breaks away from the race easily, and then leads to work unable normal clear, leads to the problem that work efficiency reduces.

The working principle is as follows:

refer to description attached drawing 1-5, when the utility model discloses when putting into actual use, at first twist and move second bolt 11, then fill in first horizontal pole 6 with second horizontal pole 7, break away from behind spout 5 until second horizontal pole 7, can take out first horizontal pole 6 and second horizontal pole 7, then establish the belt cover in belt groove 4, then 6 one end of first horizontal pole that will pull down is at first filled in 3 left spouts 5 of wheel body, then take out second horizontal pole 7 along first horizontal pole 6, make 7 one end of second horizontal pole extend into in the spout 5 on wheel body 3 right side, then twist and move second bolt 11 with this fixed to first horizontal pole 6 and second horizontal pole 7, be connected with external equipment through support ring 1 afterwards.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. A belt tensioner, comprising a pulley body (3), characterized in that: a limiting mechanism is arranged inside the wheel body (3);

stop gear includes race (4), race (4) fixed cover is established in the wheel body (3) outside, two slide rail (5) have been seted up to wheel body (3) inside, two slide rail (5) are established respectively in race (4) both sides, one slide rail (5) inside fixed first horizontal pole (6) that is equipped with, first horizontal pole (6) outside cover is equipped with second horizontal pole (7), first horizontal pole (6) are laminated mutually with second horizontal pole (7), second horizontal pole (7) other end extends into inside another slide rail (5), first horizontal pole (6) and second horizontal pole (7) outside all fixed cover are equipped with a plurality of fibre wheels (8), and are a plurality of fibre wheel (8) all with race (4) looks adaptation.

2. A belt tensioner as claimed in claim 1, wherein: a support ring (1) is arranged in the wheel body (3).

3. A belt tensioner as claimed in claim 2, wherein: be equipped with bearing (2) between wheel body (3) and support ring (1), bearing (2) outer wall and wheel body (3) fixed connection, bearing (2) inner wall and support ring (1) fixed connection.

4. A belt tensioner as claimed in claim 2, wherein: the inside of the support ring (1) is processed into an arc shape.

5. A belt tensioner as claimed in claim 2, wherein: wheel body (3) one side is inlayed and is had sealed shell (9), sealed shell (9) contact with bearing (2) and support ring (1), sealed shell (9) one side is equipped with two first bolt (10), two first bolt (10) all run through sealed shell (9) and extend into wheel body (3) in, two first bolt (10) and wheel body (3) and sealed shell (9) threaded connection.

6. A belt tensioner as claimed in claim 1, wherein: first horizontal pole (6) top is equipped with second bolt (11), second bolt (11) pass second horizontal pole (7) and extend to first horizontal pole (6) bottom, second bolt (11) and first horizontal pole (6) and second horizontal pole (7) threaded connection.