CN212615020U - Engine fan belt pulley support - Google Patents
Engine fan belt pulley support Download PDFInfo
- Publication number
- CN212615020U CN212615020U CN202021452019.7U CN202021452019U CN212615020U CN 212615020 U CN212615020 U CN 212615020U CN 202021452019 U CN202021452019 U CN 202021452019U CN 212615020 U CN212615020 U CN 212615020U
- Authority
- CN
- China
- Prior art keywords
- bearing
- hole
- engine fan
- groove
- fan pulley
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides an engine fan belt pulley support relates to the technical field of engine accessories. The engine fan belt pulley bracket comprises a bracket body, a bearing and a central shaft; a bearing hole is arranged in the bracket body, the bearing is connected with the inside of the bearing hole, and the central shaft is connected with the inside of the bearing; a clamp spring groove is formed at one end of the bearing hole connected with the fan bracket, and a stepped groove with a narrow inner part and a wide outer part is formed at one end of the bearing hole connected with the cylinder body; the position that the dead eye is connected with the ladder groove is equipped with the location boss, and the location boss is used for the bottom of butt bearing. The problem of the dead eye adopts the structure of through-hole, some supports for satisfying the strength requirement, complete machine weight is heavy, and the appearance structural design of other supports is little, and light in weight can't satisfy the strength requirement is solved. The utility model discloses set up location boss in the dead eye, it is fixed to carry out the butt to the bottom position of bearing, can enough satisfy the intensity requirement of support, can also alleviate holistic weight.
Description
Technical Field
The utility model belongs to the technical field of the technique of engine accessories and specifically relates to an engine fan belt pulley support is related to.
Background
The structure forms of the fan pulley support of the engine used at present are many, but the design of many supports has some problems, such as: the bearing hole in the support is usually designed into a structure of a through hole, and the upper end and the lower end of the through hole are respectively provided with a clamp spring groove, so that the upper end of the support is connected with the fan support, and the lower end of the support is connected with the cylinder body.
The bracket adopts a through hole structure, and the size of some brackets is designed to be larger to meet the strength requirement, so that the weight of the whole machine is increased, and too much installation space is occupied, thereby increasing the product cost.
And other supports are designed to be smaller in size in order to reduce weight and save space, but the design structure can cause insufficient strength of the supports, and fracture faults are easily caused in the using process.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an engine fan pulley support to solve and exist among the prior art, the dead eye adopts the structure of through-hole, and some supports are for satisfying the intensity requirement, and complete machine weight is heavy, and the structural design of other supports is little, but can't satisfy the technical problem of the requirement of intensity.
The utility model provides an engine fan belt pulley support, which comprises a support body, a bearing and a central shaft;
a bearing hole is arranged in the bracket body, the bearing is connected with the inside of the bearing hole, and the central shaft is connected with the inside of the bearing;
a clamp spring groove is formed at one end of the bearing hole connected with the fan bracket, and a stepped groove with a narrow inner part and a wide outer part is formed at one end of the bearing hole connected with the cylinder body;
the position that the dead eye is connected with the ladder groove is equipped with the location boss, and the location boss is used for the bottom of butt bearing.
Furthermore, the cross section of the connecting position of the positioning boss and the bearing hole forms a right-angle structure.
Furthermore, a limiting groove is arranged on the end surface of the positioning boss, which is abutted to the bearing;
the limiting groove is internally connected with an elastic piece which can be abutted against the bottom end of the bearing.
Furthermore, the limiting groove is an arc-shaped groove, the elastic piece is an arc-shaped elastic piece, and the arc-shaped elastic piece is connected into the arc-shaped groove.
Further, a bearing cushion block is connected in the stepped groove;
the bearing cushion block is connected with the central shaft through a connecting piece;
the bottom end of the bearing is abutted against the bearing cushion block.
Furthermore, the top end of the bearing is connected with a clamp spring retainer ring.
Furthermore, the outer diameter of the bearing is connected with the bearing hole in an interference fit manner;
the central shaft is connected with the inner hole of the bearing in an interference fit manner.
Further, a rod-shaped reinforcing rib and an annular reinforcing rib are arranged on the bottom end face of the support body;
the rod-shaped reinforcing ribs are in crisscross connection, are respectively connected with the annular reinforcing ribs and are connected into a net structure;
the bottom face of stake body is equipped with the installation foot, and the quantity of installation foot is a plurality of.
Further, a gap a is formed between the bracket body and the cylinder body mounting surface;
the value range of the clearance a is between 1.5mm and 2 mm.
Further, the bracket body is provided with a first mounting hole, and the cylinder body is provided with a second mounting hole;
the first mounting hole and the second mounting hole are connected through a mounting piece.
The utility model provides an engine fan belt pulley support, set up the dead eye in the support body, the bearing connects the dead eye, limits the installation position of the bearing, the central axis connects in the bearing, limits the installation position of the central axis; one end of the bearing hole, which is connected with the fan bracket, is provided with a clamp spring groove so as to install the fan bracket by utilizing the clamp spring groove; one end of the bearing hole, which is connected with the cylinder body, is provided with a stepped groove with a narrow inner part and a wide outer part, and the cylinder body is installed and fixed by utilizing the stepped groove; the position that the dead eye is connected with the ladder groove sets up the location boss, and the location boss is used for the bottom position of butt bearing to it is fixed to carry out the butt to the mounted position of bearing, ensures the position location accuracy of bearing, long service life.
This application adopts foretell connection structure, both can guarantee the structural strength of whole stake body, has practiced thrift the engine space that the part occupy again, can also alleviate the weight of product, has reduced the manufacturing cost of whole stake body.
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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front sectional view of an engine fan pulley bracket according to an embodiment of the present invention when mounted;
fig. 2 is a front cross-sectional view of a first engine fan pulley bracket according to an embodiment of the present invention;
fig. 3 is a front cross-sectional view of a second engine fan pulley bracket according to an embodiment of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
fig. 5 is a bottom schematic view of an engine fan pulley bracket according to an embodiment of the present invention;
fig. 6 is a schematic view of the connection between the engine fan pulley bracket and the cylinder body provided by the embodiment of the present invention.
Icon:
100-a stent body; 200-a bearing; 300-central axis;
400-cylinder body; 101-a bearing bore; 102-a circlip groove;
103-step groove; 104-positioning boss; 105-a limiting groove;
106-an elastic member; 107-bearing pads; 108-a connector;
109-snap spring retainer ring; 110-rod-shaped reinforcing ribs; 111-annular reinforcing ribs;
112-mounting feet; 113-a first mounting hole; 401-second mounting hole.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 6, the present invention provides an engine fan pulley bracket, which comprises a bracket body 100, a bearing 200 and a central shaft 300;
a bearing hole 101 is formed in the support body 100, the bearing 200 is connected in the bearing hole 101, and the central shaft 300 is connected in the bearing 200;
a clamp spring groove 102 is formed at one end of the bearing hole 101 connected with the fan bracket, and a stepped groove 103 with a narrow inner part and a wide outer part is formed at one end of the bearing hole 101 connected with the cylinder body 400;
the position where the bearing hole 101 is connected with the stepped groove 103 is provided with a positioning boss 104, and the positioning boss 104 is used for abutting against the bottom end of the bearing 200.
In an embodiment of the present invention, as shown in fig. 1, fig. 2 and fig. 3, the outer side of the supporting body 100 is sleeved with the fixed belt pulley, the upper end of the supporting body 100 is used for connecting the fan bracket, the fan bracket is connected by a structure combining a stud, a hexagon nut, a spring washer and a flat washer, and the lower end of the supporting body 100 is used for connecting the cylinder 400.
As shown in fig. 3, a clamp spring groove 102 is formed in the upper end of a bearing hole 101, and a stepped groove 103 is formed in the lower end of the bearing hole 101, so that when a bearing 200 is installed, the bottom end of the bearing 200 can be abutted and fixed on a positioning boss 104, the positioning boss 104 is used for accurately positioning the bottom end of the bearing 200, the structure of the bearing 200 after installation is more reliable, the positioning accuracy of the bearing 200 is high, the service life is long, the installation strength of the bearing 200 is improved, and the weight of the whole machine is light.
The utility model discloses an above-mentioned connection structure had both guaranteed the inside structural strength of support, had practiced thrift the engine space that the part occupy again, had alleviateed the weight of product, had reduced manufacturing cost. Meanwhile, the accessory structure added on the part can be used as a mounting base of the engine accessory.
The utility model discloses structural design is simple, and is multiple functional, and convenient to use is reliable.
Further, the cross section of the position where the positioning boss 104 is connected with the bearing hole 101 forms a right-angle structure.
In this embodiment, as shown in fig. 3, the cross section of the connecting position of the positioning boss 104 and the bearing hole 101 forms a right-angle structure, which can ensure the supporting force of the bottom end of the bearing 200, thereby ensuring the stability of the connection of the bearing 200 at the positioning boss 104.
Furthermore, a limiting groove 105 is arranged on the end surface of the positioning boss 104 abutting against the bearing 200;
the elastic member 106 is connected in the limiting groove 105, and the elastic member 106 can abut against the bottom end of the bearing 200.
In an embodiment of the present invention, as shown in fig. 3 and 4, a limiting groove 105 is disposed at the upper end surface of the positioning boss 104, and an elastic member 106 is connected in the limiting groove 105. The elastic member 106 may be a spring or a rubber block. The thickness of the elastic member 106 is slightly larger than the depth of the limiting groove 105, so that the top end of the elastic member 106 can slightly extend out of the top end position of the limiting groove 105, and the top end of the extended elastic member 106 just can abut against the bottom end of the bearing 200, thereby ensuring the installation accuracy of the bottom end position of the bearing 200.
Further, the limiting groove 105 is an arc-shaped groove, and the elastic member 106 is an arc-shaped elastic member connected in the arc-shaped groove.
In one embodiment of the present invention, the limiting groove 105 is an arc-shaped groove formed on the positioning boss 104, the elastic member 106 is an arc-shaped rubber pad, and the arc-shaped rubber pad is fastened in the arc-shaped groove, so as to position the bottom end of the bearing 200 by using the arc-shaped surface of the arc-shaped rubber pad to abut against the bottom end of the bearing 200.
In another embodiment of the present invention, the limiting groove 105 is a cylindrical groove formed on the positioning boss 104, and the elastic member 106 is a spring or a cylindrical rubber block. The quantity of spacing groove 105 is a plurality of that the equipartition set up, and the quantity of elastic component 106 is a plurality of that the equipartition corresponding with the quantity of spacing groove 105 set up, and an elastic component 106 is connected a spacing inslot 105 internal fixation, utilizes a plurality of elastic components 106 to fix a position bearing 200's bottom position from the hoop of location boss 104.
Further, a bearing cushion block 107 is connected in the stepped groove 103;
the bearing cushion block 107 is connected with the central shaft 300 through a connecting piece 108;
the bottom end of the bearing 200 abuts the bearing pad 107.
In the present embodiment, as shown in fig. 1, the connecting member 108 is a bolt. The bearing pad 107 is disposed at the bottom of the pressed portion of the center shaft 300, and then the position of the bearing 200 is locked and positioned by giving an appropriate torque using a bolt. By adopting the structure for assembly, the assembly process is simpler and more convenient, and the internal structure has small body shape and is not easy to break.
Further, the top end of the bearing 200 is connected with a circlip 109.
In this embodiment, as shown in fig. 1, the top end of the bearing 200 is connected to the circlip retainer 109, and the top end of the bearing 200 is precisely positioned by the circlip retainer 109, so as to ensure the firmness of the top end mounting of the bearing 200.
Further, the outer diameter of the bearing 200 is connected with the bearing hole 101 in an interference fit manner;
the central shaft 300 is connected with the inner hole of the bearing 200 in an interference fit manner.
In this embodiment, the interference fit connection mode between the bearing 200 and the bearing hole 101 can ensure that the connection position of the bearing 200 does not shake, so that the overall connection structure is firmer and more reliable, and the connection structure is simpler.
The interference fit connection mode between the central shaft 300 and the inner hole of the bearing 200 takes the contact between the end surface of the central shaft 300 and the end surface of the bearing 200 as a standard, and ensures that the connection position of the central shaft 300 is firm and reliable.
Further, a rod-shaped reinforcing rib 110 and an annular reinforcing rib 111 are arranged on the bottom end surface of the support body 100;
the number of the rod-shaped reinforcing ribs 110 is multiple, and the rod-shaped reinforcing ribs 110 are connected in a criss-cross manner, are respectively connected with the annular reinforcing ribs 111 and are connected into a net structure;
the bottom end surface of the bracket body 100 is provided with a plurality of mounting feet 112, and the number of the mounting feet 112 is multiple.
In this embodiment, the bottom end surface of the supporting body 100 is provided with the reinforcing ribs of a net structure to support the bottom end surface of the supporting body 100, so as to ensure the supporting strength of the bottom end surface of the supporting body 100.
In another embodiment of the present invention, as shown in fig. 5, the structure of the present invention is installed on the cylinder 400 of the engine, four installation feet 112 are provided on the bottom surface of the bracket body 100 of the fan pulley, and the four installation feet 112 are combined with the plane of the installation hole on the cylinder 400 to support the bottom surface of the bracket body 100.
Further, a gap a is formed between the bracket body 100 and the mounting surface of the cylinder body 400;
the value range of the clearance a is between 1.5mm and 2 mm.
In an embodiment of the present invention, as shown in fig. 6, a gap a is provided between the bottom end surface of the bracket body 100 and the mounting surface of the cylinder 400, and the gap a ensures that the positioning boss 104 itself in the bracket body 100 is not worn by vibration of the engine, thereby ensuring the positioning accuracy of the fan pulley.
In this embodiment, the value of the gap a is 2 mm.
Further, the bracket body 100 is provided with a first mounting hole 113, and the cylinder body 400 is provided with a second mounting hole 401;
the first mounting hole 113 and the second mounting hole 401 are connected by a mounting member.
In this embodiment, two mounting holes all adopt the screw hole, and the installed part adopts the screw rod, and two screw holes are connected to the screw rod, have realized installing stake body 100 to cylinder body 400 on.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. The engine fan pulley support is characterized by comprising a support body (100), a bearing (200) and a central shaft (300);
a bearing hole (101) is formed in the support body (100), the bearing (200) is connected into the bearing hole (101), and the central shaft (300) is connected into the bearing (200);
a clamp spring groove (102) is formed in one end, connected with the fan support, of the bearing hole (101), and a stepped groove (103) with a narrow inner part and a wide outer part is formed in one end, connected with the cylinder body (400), of the bearing hole (101);
bearing hole (101) with the position that ladder groove (103) are connected is equipped with location boss (104), location boss (104) are used for the butt the bottom of bearing (200).
2. The engine fan pulley bracket according to claim 1, characterized in that a cross section of a position where the positioning boss (104) is connected to the bearing hole (101) forms a right-angled structure.
3. The engine fan pulley bracket according to claim 2, characterized in that the end surface of the positioning boss (104) abutting against the bearing (200) is provided with a limiting groove (105);
an elastic piece (106) is connected in the limiting groove (105), and the elastic piece (106) can abut against the bottom end of the bearing (200).
4. The engine fan pulley bracket according to claim 3, characterized in that the limiting groove (105) is an arc-shaped groove, and the elastic member (106) is an arc-shaped elastic member connected in the arc-shaped groove.
5. The engine fan pulley bracket of claim 4, characterized in that said stepped groove (103) is internally connected with a bearing pad (107);
the bearing cushion block (107) is connected with the central shaft (300) through a connecting piece (108);
the bottom end of the bearing (200) is abutted against the bearing cushion block (107).
6. The engine fan pulley bracket according to claim 5, characterized in that the top end of the bearing (200) is connected with a circlip (109).
7. The engine fan pulley bracket of claim 6, characterized in that the outer diameter of said bearing (200) is in interference fit connection with said bearing hole (101);
the central shaft (300) is connected with an inner hole of the bearing (200) in an interference fit mode.
8. The engine fan pulley bracket according to claim 7, characterized in that the bottom end face of the bracket body (100) is provided with a bar-shaped reinforcing rib (110) and an annular reinforcing rib (111);
the number of the rod-shaped reinforcing ribs (110) is multiple, and the rod-shaped reinforcing ribs (110) are connected in a criss-cross mode, are respectively connected with the annular reinforcing ribs (111) and are connected into a net structure;
the bottom end face of the support body (100) is provided with a plurality of mounting feet (112), and the number of the mounting feet (112) is multiple.
9. The engine fan pulley bracket according to claim 8, characterized in that a gap a is provided between the bracket body (100) and the cylinder block (400) mounting surface;
the value range of the clearance a is between 1.5mm and 2 mm.
10. The engine fan pulley bracket according to claim 9, characterized in that said bracket body (100) is provided with a first mounting hole (113), and the cylinder block (400) is provided with a second mounting hole (401);
the first mounting hole (113) and the second mounting hole (401) are connected through a mounting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021452019.7U CN212615020U (en) | 2020-07-22 | 2020-07-22 | Engine fan belt pulley support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021452019.7U CN212615020U (en) | 2020-07-22 | 2020-07-22 | Engine fan belt pulley support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212615020U true CN212615020U (en) | 2021-02-26 |
Family
ID=74720693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021452019.7U Active CN212615020U (en) | 2020-07-22 | 2020-07-22 | Engine fan belt pulley support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212615020U (en) |
-
2020
- 2020-07-22 CN CN202021452019.7U patent/CN212615020U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212615020U (en) | Engine fan belt pulley support | |
| CN1764009A (en) | Structure for mounting antenna base on vehicle body | |
| CN215285068U (en) | Integral type bicycle jiffy stand | |
| CN211897467U (en) | Base assembly and mechanical equipment | |
| CN211737848U (en) | Vibration isolator with limiting function | |
| CN219755228U (en) | Vibration reduction rubber block | |
| CN217208735U (en) | Strong atress tripod structure | |
| CN218831007U (en) | Circuit board that antidetonation is stable | |
| CN220168100U (en) | Compressor fixing structure | |
| CN216503426U (en) | Adjustable foot pad | |
| CN211820611U (en) | Elevator lead screw and elevator | |
| CN207229327U (en) | A kind of split type footing and the compressor with the footing | |
| CN213064088U (en) | Structure for reducing resonance noise of large cover of decorative ceiling fan | |
| CN212823764U (en) | Pin assembling tool | |
| CN212204179U (en) | Instrument board environment lamp | |
| CN211288016U (en) | Supporting foot pad, compressor assembly and electric appliance | |
| CN216129825U (en) | Washing machine damping assembly and washing machine | |
| CN210050249U (en) | Damping device of artificial atomizer | |
| CN211097300U (en) | Treadmill shock-absorbing structure | |
| CN219458171U (en) | Logging connects formula upper cover soon | |
| CN111277073B (en) | Vibration reduction motor mounting structure and dish washing machine | |
| CN221145155U (en) | Shock attenuation cushion, frame mounting structure and hot mixer | |
| CN216243289U (en) | General modularization base and bracket component thereof | |
| CN210757820U (en) | Robot arm bearing block that stability is high | |
| CN219176541U (en) | Pump body mounting structure, booster pump and purifier |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |