CN218377353U - Vehicle-mounted screw compressor bearing seat - Google Patents
Vehicle-mounted screw compressor bearing seat Download PDFInfo
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- CN218377353U CN218377353U CN202222779703.1U CN202222779703U CN218377353U CN 218377353 U CN218377353 U CN 218377353U CN 202222779703 U CN202222779703 U CN 202222779703U CN 218377353 U CN218377353 U CN 218377353U
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- bearing seat
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- screw compressor
- seat body
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Abstract
The utility model relates to the technical field of bearing seats, in particular to a vehicle-mounted screw compressor bearing seat, which comprises a bearing seat body, wherein two bearing holes penetrating through the top surface and the bottom surface of the bearing seat body are arranged on the bearing seat body, a limiting device used for limiting the vertical movement of a bearing is arranged on the inner wall of each bearing hole, an oil delivery passage hole communicated with the limiting device is arranged on the side surface of the bearing seat body, a sealing threaded hole is arranged at the top of each bearing hole, and a counter sink hole used for communicating the bearing seat body with a screw compressor shell is arranged on the top surface of the bearing seat body; the screw compressor is fixedly connected with a shell of the screw compressor through a sunk platform hole by using a fastening bolt, the limiting device limits the vertical movement of a bearing, an oil delivery channel hole is formed in the side surface of the bearing seat body, and the top of the bearing hole is provided with a sealing threaded hole, so that the oil leakage phenomenon is effectively prevented; the utility model discloses compact structure, be convenient for assemble, save space, reduce cost, operation are stable, bearing long service life, noise and vibrations are little.
Description
Technical Field
The utility model relates to a bearing frame technical field especially relates to an on-vehicle helical-lobe compressor bearing frame.
Background
The existing vehicle-mounted screw compressor bearing seat is complex in structure, a channel for filling lubricating oil into the bearing seat is arranged along the axial direction of the bearing, the oil leakage phenomenon is easy to generate due to the arrangement, the existing bearing seat and the bearing are often assembled in an interference fit mode, an axial limiting device is lacked between the bearing seat and the bearing, the bearing is easy to move up and down in the bearing seat, the noise and the vibration are large, and the stability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an on-vehicle helical-lobe compressor bearing frame that compact structure, be convenient for assemble, save space, reduce cost, operation are stable, extension bearing life, noise and vibrations are little is provided.
In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides an on-vehicle helical-lobe compressor bearing frame, includes the bearing frame body, be equipped with on the bearing frame body and run through two dead eyes of the top surface and the bottom surface of bearing frame body, every be equipped with the stop device who is used for limiting bearing drunkenness from top to bottom on the inner wall of dead eye, the side of bearing frame body is equipped with the intercommunication stop device's oil transportation passway hole, the top of dead eye is equipped with sealed screw hole, be equipped with on the top surface of bearing frame body be used for with the platform sinking hole that bearing frame body and helical-lobe compressor casing are linked together.
As a preferred technical scheme, the limiting device comprises two clamp spring grooves which are arranged on the inner wall of the bearing hole at intervals along the circumferential direction, and the distance between the two clamp spring grooves is equal to the thickness of the bearing.
As a preferable technical scheme, two groups of oil delivery passage holes are arranged and respectively correspond to the two bearing holes, and each group of oil delivery passage holes is respectively communicated with any one of the clamp spring grooves in the corresponding bearing hole.
As a preferable technical scheme, each group of oil delivery passage holes is provided with two mutually independent oil delivery passages.
According to the preferable technical scheme, bosses are respectively arranged at two ends of the bearing seat body, the bosses extend from the middle to the bottom surface of the bearing seat body, and positioning pin holes penetrating through the bosses are formed in the top surfaces of the bosses.
According to the preferable technical scheme, a ventilation cavity channel is arranged between the bearing hole and the bearing seat body, and a plurality of connecting plates for connecting the bearing hole and the bearing seat body are arranged in the ventilation cavity channel.
As a preferred technical scheme, the connecting plate is a cross connecting plate.
As the preferred technical scheme, a plurality of thread through holes are formed in the top surface of the bearing seat body, close to the edge, around the periphery, and the thread through holes are used for locking and fixing the bearing cover plate and the bearing seat body on a shell of the screw compressor.
As a preferable technical scheme, the number of the threaded through holes is six.
As a preferred technical scheme, two sinking platform holes are arranged and are respectively positioned at two ends of the top surface of the bearing seat body.
By adopting the technical scheme, the vehicle-mounted screw compressor bearing seat comprises a bearing seat body, wherein two bearing holes penetrating through the top surface and the bottom surface of the bearing seat body are formed in the bearing seat body, a limiting device used for limiting the vertical movement of a bearing is arranged on the inner wall of each bearing hole, an oil delivery passage hole communicated with the limiting device is formed in the side surface of the bearing seat body, a sealing threaded hole is formed in the top of each bearing hole, and a sunk platform hole used for communicating the bearing seat body with a screw compressor shell is formed in the top surface of the bearing seat body; the utility model has the advantages that: the utility model is fixedly connected with the screw compressor shell through the counter sink hole by using the fastening bolt, and because the inner wall of the bearing hole is provided with the limiting device, the upper surface and the lower surface of the bearing in the bearing hole are respectively contacted with the limiting device, the limiting device limits the up-and-down movement of the bearing, and the stability of the operation of the bearing is improved; the oil delivery channel hole is formed in the side face of the bearing seat body, and the top of the bearing hole is provided with the sealing threaded hole, so that the oil leakage phenomenon is effectively prevented, and the sealing effect is achieved; the utility model discloses compact structure, be convenient for assemble, save space, reduce cost, operation stability, bearing long service life, noise and vibrations are little.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:
FIG. 1 is a schematic perspective view of a bearing seat of a vehicular screw compressor according to the present invention;
FIG. 2 is a view taken along line C of FIG. 1;
FIG. 3 isbase:Sub>A sectional view taken along line A-A of FIG. 2;
FIG. 4 is a view from direction D of FIG. 1;
FIG. 5 is a sectional view taken along line B-B of FIG. 4;
fig. 6 is a use effect diagram of the utility model relates to an on-vehicle helical-lobe compressor bearing frame.
In the figure: 1-a bearing seat body; 2-a bearing hole; 3-oil transportation channel hole; 4-sealing the threaded hole; 5-sinking a platform hole; 6-a clamp spring groove; 7-positioning pin holes; 8-boss; 9-ventilation cavity channel; 10-a connecting plate; 11-a threaded through hole; 12-screw compressor housing.
Detailed Description
The invention is further explained below with reference to the drawings and examples. In the following detailed description, certain exemplary embodiments of the present invention have been described by way of illustration only. Needless to say, a person skilled in the art will recognize that the described embodiments can be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive on the scope of the claims.
As shown in fig. 1 to 6, a vehicle-mounted screw compressor bearing seat comprises a bearing seat body 1, wherein two bearing holes 2 penetrating through the top surface and the bottom surface of the bearing seat body 1 are formed in the bearing seat body 1, a limiting device for limiting the vertical movement of a bearing is arranged on the inner wall of each bearing hole 2, an oil delivery passage hole 3 communicated with the limiting device is formed in the side surface of the bearing seat body 1, a sealing threaded hole 4 is formed in the top of each bearing hole 2, and a counter sink hole 5 for communicating the bearing seat body 1 with a screw compressor shell 12 is formed in the top surface of the bearing seat body 1; when the device is used, the device is fixedly connected with the screw compressor shell 12 by adopting the fastening bolt to pass through the counter sink hole 5, and because the limiting device is arranged on the inner wall of the bearing hole 2, the upper surface and the lower surface of the bearing in the bearing hole 2 are respectively contacted with the limiting device, the limiting device can play a role in limiting the bearing on one hand, and can limit the up-and-down movement of the bearing on the other hand, thereby improving the stability of the operation of the bearing; the oil delivery channel hole 3 is formed in the side face of the bearing seat body 1, the top of the bearing hole 2 is provided with a sealing threaded hole 4, the sealing threaded hole 4 is the prior art, and the structure of the sealing threaded hole 4 is not described in detail herein, so that the oil leakage phenomenon can be effectively prevented, and the sealing effect is achieved; the utility model discloses compact structure, be convenient for assemble, save space, reduce cost, operation are stable, bearing long service life, noise and vibrations are little.
As shown in fig. 3, the limiting device comprises two clamp spring grooves 6 which are arranged on the inner wall of the bearing hole 2 at intervals along the circumferential direction, and the distance between the two clamp spring grooves 6 is equal to the thickness of the bearing. Two jump ring grooves 6 are the ring channel that the inner wall that encircles bearing hole 2 was seted up, are used for the installation jump ring in two jump ring grooves 6, and two jump rings are spacing to the upper and lower surface of bearing respectively, and with the bearing location here and restriction play from top to bottom, noise reduction, reinforcing bearing operation's stability, the life of extension bearing.
As shown in fig. 5, two sets of oil delivery passage holes 3 are provided, which correspond to the two bearing holes 2, respectively, and each set of oil delivery passage holes 3 communicates with any one of the snap spring grooves 6 in the corresponding bearing hole 2. The oil delivery passage hole 3 is formed in the side face of the bearing seat body 1 and perpendicular to the axial direction of the bearing, the oil delivery passage hole 3 is connected with an oil way to supply oil to the clamp spring groove 6, and the oil supply, the lubrication, the cooling and the noise reduction are fully and effectively performed on the bearing. The oil delivery passage hole 3 only needs to be communicated with any one of the clamp spring grooves 6, in the embodiment, the oil delivery passage hole 3 is communicated with the clamp spring groove 6 positioned at the bottom, and can be communicated with the clamp spring groove 6 at the top or both of the clamp spring grooves, and preferably only is communicated with the clamp spring groove 6 at the bottom.
As shown in fig. 5, each set of oil delivery passage holes 3 is provided with two oil delivery passages independent of each other. The two independent oil delivery channels are adopted to avoid the situation that when one oil delivery channel is blocked, the other oil delivery channel can still supply oil to the clamp spring groove 6, so that the stability of equipment operation is ensured, the number of the oil delivery channels of the oil delivery channel hole 3 is not limited, and the two oil delivery channels are adopted as the preferable technical scheme in the embodiment.
As shown in fig. 1, 2, 4 and 5, bosses 8 are respectively provided at both ends of the bearing housing body 1, the bosses 8 extend from the middle portion to the bottom surface of the bearing housing body 1, and positioning pin holes 7 penetrating the bosses 8 are provided on the top surfaces of the bosses 8. Through setting up boss 8 and set up locating pin hole 7 on boss 8, not only the assembly of being convenient for but also save space passes locating pin hole 7 and screw compressor casing 12 with the locating pin and fixes a position, and then it is just very convenient when the fastening installation is carried out through heavy platform hole 5.
As shown in fig. 1, 2 and 5, a vent channel 9 is provided between the bearing hole 2 and the bearing seat body 1, and a plurality of connecting plates 10 connecting the bearing hole 2 and the bearing seat body 1 are provided in the vent channel 9. The shape of the inner wall of the ventilation cavity 9 corresponds to the shape of a compression lever hole of the screw compressor shell 12 one by one, so that the effect of sufficient and effective air intake is achieved. The connecting plate 10 is used to fix the bearing hole 2 inside the bearing housing body 1.
As shown collectively in fig. 1 and 2, the web 10 is a "cross" web. Connecting plates 10 are connected between the two bearing holes 2 and between the bearing holes 2 and the inner walls of the ventilation channels 9 adjacent to the bearing holes, the connecting plates are in a cross shape as shown in fig. 1 and fig. 2, and can be connecting plates 10 in other shapes, such as a shape like a Chinese character 'mi', and the connecting plates 10 are not too large in width as long as the bearing holes 2 can be connected with the bearing seat body 1, so that too much space of the ventilation channels 9 is not occupied, and sufficient and effective air intake effect of the ventilation channels 9 is not affected under the condition of ensuring the supporting strength.
As shown in fig. 1, 2, 5 and 6, a plurality of threaded through holes 11 are formed around the top surface of the bearing seat body 1 near the edge, and the threaded through holes 11 are used for locking and fixing the bearing cover plate and the bearing seat body 1 on the screw compressor housing 12. The arrangement of the threaded through hole 11 not only fixes the bearing cover plate, but also reinforces the connection between the bearing seat body 1 and the screw compressor shell 12, improves the assembly efficiency and saves the assembly space. The preferred threaded through holes 11 are six in number. The threaded through holes 11 are uniformly distributed on one circle of the top surface of the bearing seat body 1, and the size of the threaded through holes is matched with that of the threaded holes on the screw compressor shell 12.
As shown in fig. 1, 2, 5 and 6, two counter bores 5 are provided, and are respectively located at two ends of the top surface of the bearing seat body 1. The counter sink holes 5 are formed in the opposite corners of the two ends of the bearing seat body 1, the counter sink holes 5 are through holes and used for fixing the bearing seat body 1 on the screw compressor shell 12, bolts are installed in the counter sink holes 5, the heads of the bolts are located in the counter sink, the top face of the bearing seat body 1 cannot protrude, and installation of a bearing cover plate and other parts is not affected.
The utility model has the advantages of it is following: compact structure, convenient assembly, space saving, cost reduction, stable operation, long service life of the bearing, and low noise and vibration. In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The foregoing shows and describes the general principles, essential features, and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides an on-vehicle helical-lobe compressor bearing frame, includes bearing frame body (1), be equipped with on bearing frame body (1) and run through two dead eye (2) of the top surface and the bottom surface of bearing frame body (1), its characterized in that: every be equipped with the stop device who is used for restricting the bearing from top to bottom drunkenness on the inner wall of dead eye (2), the side of bearing frame body (1) is equipped with the intercommunication stop device's oil delivery passageway hole (3), the top of dead eye (2) is equipped with sealed screw hole (4), be equipped with on the top surface of bearing frame body (1) be used for with heavy platform hole (5) that bearing frame body (1) and screw compressor casing (12) are linked together.
2. The vehicle-mounted screw compressor bearing seat according to claim 1, wherein: the limiting device comprises two clamp spring grooves (6) which are arranged on the inner wall of the bearing hole (2) at intervals along the circumferential direction, and the distance between the two clamp spring grooves (6) is equal to the thickness of the bearing.
3. The bearing housing for the vehicular screw compressor according to claim 2, wherein: the oil conveying passage holes (3) are two groups and correspond to the two bearing holes (2) respectively, and each group of oil conveying passage holes (3) are communicated with any one of the clamp spring grooves (6) in the corresponding bearing holes (2) respectively.
4. The bearing housing for the vehicular screw compressor according to claim 3, wherein: each group of oil delivery channel holes (3) are provided with two oil delivery channels which are mutually independent.
5. The vehicle-mounted screw compressor bearing seat according to claim 1, wherein: the bearing seat is characterized in that bosses (8) are respectively arranged at two ends of the bearing seat body (1), the bosses (8) extend from the middle of the bearing seat body (1) to the bottom surface, and positioning pin holes (7) penetrating through the bosses (8) are formed in the top surface of the bosses (8).
6. The bearing seat for the vehicle-mounted screw compressor as claimed in claim 1, wherein: a ventilation cavity channel (9) is arranged between the bearing hole (2) and the bearing seat body (1), and a plurality of connecting plates (10) for connecting the bearing hole (2) and the bearing seat body (1) are arranged in the ventilation cavity channel (9).
7. The bearing housing for the vehicular screw compressor according to claim 6, wherein: the connecting plate (10) is a cross connecting plate.
8. The bearing seat for the vehicle-mounted screw compressor as claimed in claim 1, wherein: the bearing seat is characterized in that a plurality of thread through holes (11) are formed in the top surface of the bearing seat body (1) close to the edge in a surrounding mode, the thread through holes (11) are used for locking and fixing the bearing cover plate and the bearing seat body (1) on the screw compressor shell (12) in the lump.
9. The bearing housing for the vehicular screw compressor according to claim 8, wherein: the number of the threaded through holes (11) is six.
10. A vehicular screw compressor bearing housing according to any one of claims 1 to 9, wherein: the two counter sink holes (5) are respectively positioned at two ends of the top surface of the bearing seat body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222779703.1U CN218377353U (en) | 2022-10-21 | 2022-10-21 | Vehicle-mounted screw compressor bearing seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222779703.1U CN218377353U (en) | 2022-10-21 | 2022-10-21 | Vehicle-mounted screw compressor bearing seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218377353U true CN218377353U (en) | 2023-01-24 |
Family
ID=84932536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222779703.1U Active CN218377353U (en) | 2022-10-21 | 2022-10-21 | Vehicle-mounted screw compressor bearing seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218377353U (en) |
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2022
- 2022-10-21 CN CN202222779703.1U patent/CN218377353U/en active Active
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