CN211039570U - Integrated adjustable belt tensioning device - Google Patents
Integrated adjustable belt tensioning device Download PDFInfo
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- CN211039570U CN211039570U CN201921997134.XU CN201921997134U CN211039570U CN 211039570 U CN211039570 U CN 211039570U CN 201921997134 U CN201921997134 U CN 201921997134U CN 211039570 U CN211039570 U CN 211039570U
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- 238000004378 air conditioning Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model discloses an integrated adjustable belt tensioning device, which comprises an engine cylinder body, an air conditioner compressor and a first belt pulley which is arranged on the engine cylinder body and is used for driving the air conditioner compressor to rotate; the air condition compressor is equipped with the second belt pulley, first belt pulley with the second belt pulley passes through the belt and connects, first belt pulley with interval is adjustable between the second belt pulley. The integrated adjustable belt tensioning device can prolong the service life of the belt and improve the convenience of replacement and maintenance of the belt.
Description
Technical Field
The utility model relates to an engineering machine tool technical field, in particular to integrated adjustable belt tightener.
Background
When the air conditioner compressor is arranged on a traditional heavy engine, the air conditioner compressor and other functional accessories share one belt, even when the air conditioner compressor is independently driven and also driven by an elastic belt, the position of the air conditioner compressor is fixed on an engine cylinder body, and a crankshaft needs to be coiled during installation. The air conditioner support that present engine adopted is fixed, and the belt is lax after using for a long time, can't continue to play the transmission effect, often need change the belt, has increased the maintenance cost, and new belt installation difficulty, needs to coil movable crankshaft pulley and drive the belt and change the installation and target in place, because engine and air condition compressor's installation space restriction for coil movable crankshaft pulley has a great deal of inconvenience, influences complete machine assembly efficiency on the line, and brings the inconvenience to changing the belt in the later stage market.
How to prolong the service life of the belt and improve the convenience of belt replacement becomes a technical problem to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an integrated adjustable belt tightener, the device's first belt pulley and the interval of second belt pulley can be adjusted, after the belt is lax, can readjust and make its tensioning, has prolonged the life of belt, and on the other hand when changing the belt can change through the interval of adjusting between first belt pulley and the second belt pulley, has avoided the belt pulley to be difficult to coil and has leaded to the belt to change inconvenient problem.
In order to achieve the above object, the utility model provides an integrated adjustable belt tensioning device, which comprises an engine cylinder body, an air-conditioning compressor and a first belt pulley which is arranged on the engine cylinder body and is used for driving the air-conditioning compressor to rotate; the air condition compressor is equipped with the second belt pulley, first belt pulley with the second belt pulley passes through the belt and connects, first belt pulley with interval is adjustable between the second belt pulley.
Optionally, a generator lower support is fixedly connected to one side of the engine cylinder body, the air-conditioning compressor is connected to the generator lower support through an air-conditioning compressor support, and the first belt pulley and the second belt pulley are respectively arranged on two sides of the generator lower support;
The top of air condition compressor support is passed through connecting bolt and is rotated the connection the generator lower carriage is still including locating the first adjusting bolt of connecting bolt below, the middle part of air condition compressor support be equipped with first adjusting bolt complex waist type hole, waist type hole orientation is kept away from the direction of first belt pulley extends.
Optionally, the kidney-shaped hole is arc-shaped and is arranged with the connecting bolt as a center.
Optionally, a lower adjusting threaded hole is formed in the bottom end of the air conditioner compressor support, a second tensioning adjusting bolt is arranged in the lower adjusting threaded hole, and a bolt head of the second tensioning adjusting bolt is used for abutting against an engine body front end cover connected with the engine cylinder block; when one end of the bolt head extends out of the lower adjusting threaded hole and the length is increased, the air conditioner compressor support is far away from the engine cylinder body.
Optionally, the engine block is provided with a boss against which the bolt head abuts.
Optionally, one end of the second tensioning adjusting bolt, which is far away from the bolt head, is provided with a locknut which is fitted with the lower adjusting threaded hole.
Optionally, the lower adjusting threaded holes are specifically two groups, and the two groups of lower adjusting threaded holes are respectively arranged on two sides of the air conditioner compressor support in the width direction.
Optionally, the upper end face of the air condition compressor support is provided with an arc mounting groove matched with the air condition compressor, and two ends of the arc mounting groove are provided with fixing holes for fixing the air condition compressor.
Compared with the prior art, the utility model provides an integrated adjustable belt overspeed device tensioner includes engine cylinder body, air condition compressor, and one side of engine cylinder body is equipped with first belt pulley, and air condition compressor then is equipped with the second belt pulley, and the second belt pulley is connected through the belt to first belt pulley to drive air condition compressor operation. For air condition compressor snap-on in engine cylinder body, the interval between this integrated adjustable belt overspeed device tensioner's first belt pulley and the second belt pulley is adjustable, after the belt passes through long-time operation, the lax phenomenon can appear in the inevitable, the belt is difficult to continue to play the transmission effect, through the interval between first belt pulley and the second belt pulley of adjustment, make the belt keep the pretension state, can continue the operation, the life of belt has been prolonged relatively, the equipment maintenance cost has been practiced thrift, and when needing to be changed the belt, can reduce the interval between first belt pulley and the second belt pulley, tighten again after installing the belt, for the space restriction of engine cylinder body department and change the belt through the mode of dish moving the belt pulley, the convenience of changing the belt has been improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a front view of an integrated adjustable belt tensioner provided by an embodiment of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a top view of an air conditioner compressor bracket and generator lower bracket assembly;
Fig. 4 is a side view of an air conditioner compressor bracket and generator lower bracket assembly.
Wherein:
1-engine cylinder block, 101-engine body front end cover, 2-air conditioner compressor, 3-first belt pulley, 4-second belt pulley, 5-belt, 6-generator lower support, 61-generator lower support mounting bolt, 7-generator component, 8-air conditioner compressor support, 81-connecting bolt fixing hole, 82-lower adjusting threaded hole, 83-locknut, 84-fixing hole, 9-connecting bolt, 10-first adjusting bolt, 11-waist-shaped hole and 12-second tensioning adjusting bolt.
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.
When air condition compressor 2 was arranged to traditional heavy engine, air condition compressor 2 was dead for the engine cylinder body 1 is fixed, need to coil the belt pulley when leading to the belt 5 installation of driving engine, receives the restriction in the space that engine cylinder body 1 located, and it has a great deal of inconvenience to coil the belt pulley to move, the utility model aims to provide a quick replacement belt 5, and including the adjustable belt overspeed device tensioner of integration including engine cylinder body 1 and air condition compressor 2.
In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
Referring to fig. 1 to 4, fig. 1 is a front view of an integrated adjustable belt tensioner according to an embodiment of the present invention, fig. 2 is a side view of fig. 1, fig. 3 is a top view of an assembly of an air conditioner compressor bracket and a generator lower bracket, and fig. 4 is a side view of the assembly of the air conditioner compressor bracket and the generator lower bracket.
The utility model provides an integrated adjustable belt tightener includes engine cylinder body 1, and engine cylinder body 1 is connected with air condition compressor 2, and engine cylinder body 1 is equipped with first belt pulley 3, and air condition compressor 2 is equipped with second belt pulley 4, connects through belt 5 between first belt pulley 3 and the second belt pulley 4. The engine cylinder body 1 drives the air-conditioning compressor 2 to operate through the first belt pulley 3, the belt 5 and the second belt pulley 4. In order to facilitate the replacement of the belt 5 in a limited space, the distance between the first pulley 3 and the second pulley 4 is made adjustable. In other words, the air conditioner compressor 2 and the engine block 1 adopt a spacing-adjustable mode to replace the relative fixation of the two. The distance between the first belt pulley 3 and the second belt pulley 4 can be adjusted by the relative translation or rotation of the air conditioner compressor 2 relative to the engine block 1.
After the belt 5 runs for a long time and is loosened, the belt 5 can be tensioned by increasing the distance between the first belt pulley 3 and the second belt pulley 4, and the service life of the belt 5 is prolonged. When the belt 5 needs to be replaced, the distance between the first belt pulley 3 and the second belt pulley 4 is reduced, the old belt 5 is taken out, the new belt 5 is sleeved on the first belt pulley 3 and the second belt pulley 4, the distance between the first belt pulley 3 and the second belt pulley 4 is increased, the belt pulleys do not need to be coiled, and the convenience in replacing the belt 5 is improved.
The integrated adjustable belt tensioner of the present invention is described in more detail below with reference to the accompanying drawings and specific embodiments.
In a specific embodiment provided by the present invention, the engine cylinder 1 and the air conditioner compressor bracket 8 can rotate relatively, and the distance between the first belt pulley 3 and the second belt pulley 4 is changed by the relative rotation, and the specific connection relationship can refer to fig. 1 and fig. 2. A generator lower support 6 is arranged on one side of the top of the engine cylinder body 1, and the generator lower support 6 is fixedly connected with the engine cylinder body 1 through a generator lower support mounting bolt 61; the generator lower bracket 6 is used for fixedly supporting the generator component 7 on one hand and connecting an air conditioner compressor bracket 8 on the other hand, and the air conditioner compressor bracket 8 is used for installing and bearing the air conditioner compressor 2. The first belt pulley 3 is installed on a crankshaft penetrating through the engine body front end cover 101 and is arranged in parallel with the engine body front end cover 101, the second belt pulley 4 is fixedly connected to a rotating shaft of the air conditioning compressor 2, the first belt pulley 3 and the second belt pulley 4 are respectively arranged on two sides of the generator lower bracket 6, and more specifically, the second belt pulley 4 is arranged obliquely above the first belt pulley 3 as shown in fig. 1.
Generator lower carriage 6 is equipped with connecting bolt fixed orifices 81, and connecting bolt fixed orifices 81 runs through the width direction of generator lower carriage 6, and air condition compressor support 8's top is equipped with and connecting bolt fixed orifices 81 complex screw to be convenient for air condition compressor support 8's top is passed through connecting bolt 9 and is connected fixedly with generator lower carriage 6. And a waist-shaped hole 11 is formed below the screw hole matched with the connecting bolt fixing hole 81. The waist-shaped hole 11 is formed in the middle of the air conditioner compressor support 8, the waist-shaped hole 11 is a strip-shaped hole with two semicircular arc-shaped ends, a first adjusting bolt mounting hole is formed in a corresponding position of the front end face of the engine cylinder block 1 below the connecting bolt fixing hole 81, the first adjusting bolt mounting hole is connected with the waist-shaped hole 11 through a first adjusting bolt 10, and specific connection relations can be further referred to fig. 3 and 4.
When the air conditioner compressor support 8 is installed, firstly, the connecting bolt 9 penetrates through the connecting bolt fixing hole 81 and a screw hole formed in the top end of the air conditioner compressor support 8 and then is screwed, at the moment, the air conditioner compressor support 8 can relatively rotate relative to the generator lower support 6 by taking the connecting bolt 9 as a shaft, and the connecting bolt 9 is connected through a gasket, a screw elastic pad and a nut, so that the air conditioner compressor support 8 can rotate by taking the connecting bolt 9 as a shaft; and then, rotating the air conditioner compressor bracket 8, aligning the arrow positions in the middle of the first adjusting bolt mounting hole and the waist-shaped hole 11 shown in fig. 4, and fixing the first adjusting bolt 10 through the first adjusting bolt mounting hole and the waist-shaped hole 11. The alignment of the arrow position of the kidney-shaped hole 11 with the first adjusting bolt 10 ensures that the belt 5 is just under tension.
When the distance between the first belt pulley 3 and the second belt pulley 4 needs to be adjusted, loosening the first adjusting bolt 10, and rotating the air conditioner compressor bracket 8 by taking the connecting bolt 9 as a shaft; changing the distance between the first belt pulley 3 and the second belt pulley 4 is realized by changing the position of the first adjusting bolt 10 in the kidney-shaped hole 11; after the tension of the belt 5 is adjusted in place, the first adjusting bolt 10 is screwed down, and the tension of the belt 5 is adjusted. The process of replacing the belt 5 is substantially the same as the operation of adjusting the tension of the belt 5.
In order to improve the smoothness of the rotation of the air conditioner compressor bracket 8, the waist-shaped hole 11 is not a strict strip-shaped hole but is curved in an arc shape, and the bending direction faces the connecting bolt fixing hole 81; in one embodiment, the kidney-shaped hole 11 is formed in a circular arc shape centering on the connecting bolt fixing hole 81, thereby facilitating the rotation of the air conditioner compressor bracket 8 through the kidney-shaped hole 11.
Although the tension adjustment of the belt 5 can be realized by rotating the air conditioner compressor bracket 8, the overall weight is large because the air conditioner compressor bracket 8 is used for bearing the air conditioner compressor 2, and the rotation adjustment makes the tension of the belt 5 laborious.
Therefore, in another embodiment provided by the present invention, the integrated adjustable belt tensioning device is further provided with a second tensioning adjusting bolt 12, the bottom end of the air conditioner compressor bracket 8 is provided with a lower adjusting threaded hole 82, the lower adjusting threaded hole 82 is disposed toward the engine cylinder 1, the lower adjusting threaded hole 82 is provided with the second tensioning adjusting bolt 12 therein, the bolt head of the second tensioning adjusting bolt 12 is used to abut against the front end cover 101 of the engine body, when the tightness of the belt 5 needs to be adjusted, the second tensioning adjusting bolt 12 is screwed by a wrench, so that the length of the second tensioning adjusting bolt 12 extending out of the lower adjusting threaded hole 82 is changed, the distance between the lower end of the air conditioner compressor support 8 and the engine cylinder body 1 can be adjusted, and the distance between the first belt pulley 3 and the second belt pulley 4 is changed, so that the air conditioner compressor support 8 is rotated more labor-saving. Of course, when the second tensioning adjustment bolt 12 is screwed, the first adjustment bolt 10 and the connecting bolt 9 need to be loosened first.
Because the bolt head of the second tensioning adjusting bolt 12 is used for abutting against the front end cover 101 of the engine body, especially, the side of the second tensioning adjusting bolt 12 away from the bolt head is provided with the locknut 83 attached to the lower adjusting threaded hole 82, and the hexagonal head at the other end of the second tensioning adjusting bolt 12 is screwed to drive the second tensioning adjusting bolt 12 to rotate relative to the lower adjusting threaded hole 82, so that the extending length is changed. Obviously, the locknut 83 needs to be loosened by a certain distance before the second tension adjusting bolt 12 is screwed.
Further, a boss is arranged at the position of the engine cylinder body 1, where the bolt head of the second tensioning adjusting bolt 12 abuts against, and the bolt head abuts against the boss to prevent relative dislocation and sliding. In order to improve the supporting strength of the air conditioner compressor support 8, the second tensioning adjusting bolt 12 and the lower adjusting threaded hole 82 can be generally arranged in two groups, and the two groups of lower adjusting threaded holes 82 are respectively arranged on two sides of the width direction of the bottom end of the air conditioner compressor support 8, so that the supporting reliability of the second tensioning adjusting bolt 12 on the air conditioner compressor support 8 is improved.
The upper end face of the air condition compressor bracket 8 for bearing the air condition compressor 2 is provided with an arc mounting groove matched with the air condition compressor 2, and two ends of the arc mounting groove and two sides in the width direction are provided with four groups of fixing holes 84 for fixing the air condition compressor 2.
In the above embodiment, the distance between the first belt pulley 3 and the second belt pulley 4 is adjustable by changing the distance between the air conditioner compressor bracket 8 and the engine block 1, so that the tightness of the belt 5 can be conveniently adjusted. The change of the distance between the first belt pulley 3 and the second belt pulley 4 can also be realized by the adjustable distance between the air conditioner compressor bracket 8 and the air conditioner compressor 2. The connection between the air conditioner compressor 2 and the air conditioner compressor bracket 8 can refer to the connection mode of the generator lower bracket 6 and the air conditioner compressor bracket 8. The air conditioner compressor bracket 8 can be connected with the engine cylinder body 1 through the generator lower bracket 6 and can also be directly connected with the engine cylinder body 1.
The distance between the first pulley 3 and the second pulley 4 can be changed both by rotating the air conditioning compressor bracket 8 and by translating the distance between the first pulley 3 and the second pulley 4. For example, the air conditioner compressor support 8 is connected with the generator lower support 6 through two groups of strip-shaped holes and connecting bolts 9, the two groups of strip-shaped holes can refer to the kidney-shaped hole 11, two groups of tensioning adjusting bolts which are arranged like second tensioning adjusting bolts 12 are arranged at the upper end and the lower end of the joint of the air conditioner compressor support 8 and the generator support, the two groups of tensioning adjusting bolts are perpendicular to the side end face of the generator lower support 6, and the distance between the air conditioner compressor support 8 and the lower cylinder body of the engine can be changed by simultaneously rotating the two groups of tensioning adjusting bolts.
It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
It is right above the utility model provides an integrated adjustable belt tightener has carried out the detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (8)
1. An integrated adjustable belt tensioning device is characterized by comprising an engine cylinder body (1), an air-conditioning compressor (2) and a first belt pulley (3) which is arranged on the engine cylinder body (1) and used for driving the air-conditioning compressor (2) to rotate; air condition compressor (2) are equipped with second belt pulley (4), first belt pulley (3) with second belt pulley (4) pass through belt (5) and connect, first belt pulley (3) with interval is adjustable between second belt pulley (4).
2. The integrated adjustable belt tensioning device according to claim 1, wherein a generator lower bracket (6) is fixedly connected to one side of the engine cylinder block (1), the air-conditioning compressor (2) is connected to the generator lower bracket (6) through an air-conditioning compressor bracket (8), and the first belt pulley (3) and the second belt pulley (4) are respectively arranged on two sides of the generator lower bracket (6);
The top of air condition compressor support (8) is passed through connecting bolt (9) and is rotated the connection generator lower carriage (6), still including locating first adjusting bolt (10) of connecting bolt (9) below, the middle part of air condition compressor support (8) be equipped with first adjusting bolt (10) complex waist type hole (11), waist type hole (11) are towards keeping away from the direction of first belt pulley (3) is extended.
3. Integrated adjustable belt tensioner according to claim 2, characterized in that the kidney-shaped hole (11) is arc-shaped with the connecting bolt (9) as the centre.
4. The integrated adjustable belt tensioner according to claim 3, characterized in that the bottom end of the air conditioner compressor bracket (8) is provided with a lower adjusting threaded hole (82), the lower adjusting threaded hole (82) is provided with a second tensioning adjusting bolt (12), and the bolt head of the second tensioning adjusting bolt (12) is used for abutting against the front end cover (101) of the engine body connected with the engine cylinder block (1); when one end of the bolt head extends out of the lower adjusting threaded hole (82) for increasing length, the air conditioner compressor support (8) is far away from the engine cylinder body (1).
5. Integrated adjustable belt tensioner according to claim 4, characterized in that the engine block (1) is provided with a boss against which the bolt head abuts.
6. The integrated adjustable belt tensioner of claim 5, characterized in that the end of the second tensioning adjustment bolt (12) remote from the bolt head is provided with a locknut (83) which is arranged in abutment with the lower adjustment threaded hole (82).
7. The integrated adjustable belt tensioner as claimed in claim 6, wherein the lower adjusting threaded holes (82) are two groups, and the two groups of lower adjusting threaded holes (82) are respectively disposed at two sides of the air conditioner compressor bracket (8) in the width direction.
8. The integrated adjustable belt tensioner according to claim 7, characterized in that the upper end surface of the air conditioner compressor bracket (8) is provided with an arc installation groove matched with the air conditioner compressor (2), and both ends of the arc installation groove are provided with fixing holes (84) for fixing the air conditioner compressor (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921997134.XU CN211039570U (en) | 2019-11-18 | 2019-11-18 | Integrated adjustable belt tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921997134.XU CN211039570U (en) | 2019-11-18 | 2019-11-18 | Integrated adjustable belt tensioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211039570U true CN211039570U (en) | 2020-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921997134.XU Active CN211039570U (en) | 2019-11-18 | 2019-11-18 | Integrated adjustable belt tensioning device |
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| Country | Link |
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| CN (1) | CN211039570U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110735895A (en) * | 2019-11-18 | 2020-01-31 | 安徽华菱汽车有限公司 | integrated adjustable belt tensioning device |
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2019
- 2019-11-18 CN CN201921997134.XU patent/CN211039570U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110735895A (en) * | 2019-11-18 | 2020-01-31 | 安徽华菱汽车有限公司 | integrated adjustable belt tensioning device |
| CN110735895B (en) * | 2019-11-18 | 2024-05-03 | 安徽华菱汽车有限公司 | Integrated adjustable belt tensioning device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240929 Address after: 243000 no.359 Huxi South Road, economic and Technological Development Zone, Ma'anshan City, Anhui Province Patentee after: Anhui Hanma Engine Co.,Ltd. Country or region after: China Address before: No.359, huxinan Road, Maanshan economic and Technological Development Zone, Anhui Province 243061 Patentee before: ANHUI HUALING AUTOMOBILE Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |