CN211925926U

CN211925926U - Bearing fixing frame and seat crane

Info

Publication number: CN211925926U
Application number: CN201922343490.6U
Authority: CN
Inventors: 刘文亮
Original assignee: Ningbo Aux Electric Co Ltd
Current assignee: Ningbo Aux Electric Co Ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-11-13
Anticipated expiration: 2029-12-24

Abstract

The utility model provides a bearing mount and seat loop wheel machine, a bearing mount includes bearing support and spiral case fixed plate, the chassis that links to each other rather than, bearing support package rubbing board body and first hem, the second hem of setting at its both ends, bearing support links to each other with spiral case fixed plate through first assembly structure, bearing support passes through the second assembly structure and links to each other with the chassis. Bearing mount's compact structure, rationally distributed, easy dismounting to the inner space of ability effectual utilization seat loop wheel machine.

Description

Bearing fixing frame and seat crane

Technical Field

The utility model relates to an air conditioner technical field particularly, relates to a bearing fixing frame and seat loop wheel machine.

Background

The volute fixing plate is an important component of a bearing support frame of the pedestal crane, and the pedestal crane can be installed on a pedestal and lifted, so that the stability of the volute fixing plate affects the reliability of the unit and the noise and air volume of the unit. The existing seat crane generally connects the upper end of the volute fixing plate and the lower part of the chassis together through a screw or a clamping connection by a support rod.

The applicant has studied air conditioners in the early stage and filed the application No.: 201821217859.8 discloses a pedestal crane, including spiral case fixed plate, chassis and connecting rod, the connecting rod set up in between spiral case fixed plate and the chassis, and fixed connection spiral case fixed plate and chassis, the connecting rod with at least one of them block in spiral case fixed plate, the chassis is fixed. However, the above structure still has the problems that the positioning is carried out by naked eyes during the assembly, the assembly efficiency is low, the structure of the support rod is not reasonable, the space utilization rate is poor, and the like, which need to be improved.

With further research of the applicant, it is necessary to design a bearing support frame which has a simple structure, is convenient to disassemble and assemble and has high space utilization rate.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem optimize the structure of bearing mount, improve dismouting efficiency and space utilization.

In order to solve the problem, the utility model provides a bearing fixing frame, including bearing bracket and spiral case fixed plate, the chassis that links to each other rather than, bearing bracket package rubbing board body and setting are at first hem, the second hem at its both ends, bearing bracket links to each other with spiral case fixed plate through first assembly structure, bearing bracket passes through the second assembly structure and links to each other with the chassis. On one hand, the bearing bracket can be quickly positioned with the volute fixing plate and the chassis, so that the assembly convenience is improved; on the other hand, enough space is formed among the bearing support, the chassis and the volute fixing plate and used for accommodating the lengthened shaft and the volute component, so that the bearing fixing frame is more reasonable in structure and high in space utilization rate.

Furthermore, the first folded edge is vertically arranged on one side of the plane where the plate body is located, and the second folded edge is vertically arranged on the other side of the plane where the plate body is located. On one hand, the first folded edge and the second folded edge are respectively attached to the volute fixing plate and the chassis, so that the stress area is increased; on the other hand, the bearing support can be further arranged to be in a central symmetry structure by the central axis of the plate body on the plane where the plate body is located, so that the connection between the bearing support and the chassis or the volute fixing plate is not limited by the directions of the first folding edge and the second folding edge, and the disassembly and assembly are more convenient.

Furthermore, the plate body is bent in an arc shape along the plane where the plate body is located, the included angle formed by the planes where the first folded edge and the second folded edge are located is alpha, and alpha is more than or equal to 70 degrees and less than or equal to 110 degrees; an included angle formed between the volute fixing plate and the chassis is beta, and beta is more than or equal to 70 degrees and less than or equal to 110 degrees. Preferably, α ═ β ═ 90 °. The space between the bearing support and the volute fixing plate and between the bearing support and the base plate can be increased, components such as the lengthened shaft and the volute component can be conveniently arranged, and the space utilization rate is improved.

Furthermore, first assembly structure is including being located first pilot hole on first hem and being located the first fixed orifices of the relevant position of spiral case fixed plate, first pilot hole passes through the spiro union with first fixed orifices and fixes. The first folding edge and the volute fixing plate can be assembled through one screw, and production and processing are facilitated.

Furthermore, the first assembling structure further comprises at least one first positioning hole located on the first folding edge and at least one positioning convex hull located at a corresponding position of the volute casing fixing plate, and the first positioning hole and the positioning convex hull can be matched for positioning. This setting can realize first hem and be in the quick location of the spiral case fixed plate of vertical direction.

Still further, the first locating hole has two and symmetrical establishing in the left and right sides of first pilot hole, first locating hole is pegged graft with the location convex closure and is linked to each other in order to cooperate the location. The arrangement can further prevent the first folding edge from deflecting in the vertical direction, and improve the positioning accuracy; meanwhile, the first assembly structure is attractive in appearance and convenient to produce and process.

Furthermore, the second assembling structure comprises a second positioning hole located on the second flange and a positioning protrusion located at a corresponding position of the mounting boss, the mounting boss is arranged on the chassis, and the second positioning hole is fixedly connected with the positioning protrusion in an inserting manner. The arrangement can facilitate the positioning and the assembly between the second folded edge and the chassis.

Furthermore, the second assembling structure further comprises at least one second assembling hole located on the second flange and at least one second fixing hole located at a corresponding position of the mounting boss, and the second assembling hole and the second fixing hole can be matched for positioning.

Still further, there are 2 and symmetrical the establishing in the left and right sides of second locating hole second pilot hole, second pilot hole and second fixed orifices spiro union are fixed. This setting can be connected with two screws as required, compromise the fastening nature and the convenience of assembly between the two.

Furthermore, a volute component is arranged on the volute fixing plate, and the number of the bearing supports is 2, and the bearing supports are respectively positioned on two sides of the volute component and are arranged in a bilateral symmetry mode. The arrangement increases the mechanical strength of the bearing fixing frame and makes the appearance thereof beautiful.

Compared with the prior art, bearing support frame have following advantage:

(1) the utility model can realize the rapid positioning and assembly between the bearing bracket and the volute fixing frame and the chassis respectively, and simultaneously, through arranging a plurality of positioning holes/bulge structures, the bearing bracket is prevented from deviating in the vertical direction, and the positioning accuracy is further improved;

(2) the utility model can optimize the structure of the bearing fixing frame by arranging the bent bearing bracket, and improve the space utilization rate inside the seat crane;

(3) bearing bracket, simple structure, the machining of being convenient for improves the convenience of assembly.

Another object of the present invention is to provide a base crane, which includes the above-mentioned bearing fixing frame. Compared with the prior art, the base crane has the same beneficial effects as the bearing fixing frame, and the description is omitted here.

Drawings

Fig. 1 is an overall schematic view of a bearing fixing frame according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic view of the assembly of the base plate and the volute fixing plate in the embodiment;

FIG. 4 is a schematic structural diagram of the volute fixing plate in the embodiment;

FIG. 5 is a schematic structural view of the base pan in the embodiment;

FIG. 6 is an enlarged view of a portion of FIG. 5 at C;

FIG. 7 is a first perspective view of the bearing support of the embodiment;

FIG. 8 is a second perspective view of the bearing support of the embodiment;

FIG. 9 is a third perspective view of the bearing bracket of the example embodiment.

Description of reference numerals:

the spiral casing comprises a bearing support-1, a plate body-11, a first folded edge-12, a second folded edge-13, a first assembling structure 14, a first assembling hole-141, a first positioning hole-142, a second assembling structure-15, a second assembling hole-151, a second positioning hole-152, a reinforcing rib-16, a notch-17, a spiral casing fixing plate-2, a positioning convex hull-21, a first fixing hole-22, an air outlet-23, a chassis-3, an installation boss-31, a positioning bulge-311, a second fixing hole-312, an extension shaft-4 and a spiral casing assembly-5.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

Example 1

As shown in fig. 1-4, a bearing fixing frame is used for a seat crane and comprises a bearing support 1, and a volute fixing plate 2 and a chassis 3 connected with the bearing support, wherein an air outlet 23 is formed in the volute fixing plate 2, a volute component 5 is arranged on one side of the air outlet 23, one end of the bearing support 1 is connected with one side, on which the volute component 5 is arranged, of the volute fixing plate 2, the other end of the bearing support 1 is connected with the upper surface of the chassis 3, and components such as an extension shaft 4 and an axial flow fan blade are arranged in a space formed by the bearing support 1, the volute fixing plate 2 and the chassis 3. As an example of the utility model, bearing bracket 1 has at least one, can set up the quantity of bearing bracket 1 as required, compromises the stability and the convenience of assembly. Preferably, two bearing supports 1 are respectively arranged at two sides of the volute component 5, and are arranged symmetrically left and right along the longitudinal axis of the volute component 5. This arrangement can increase the mechanical strength of the bearing holder.

As shown in fig. 7 and 8, the bearing bracket 1 includes a plate body 11, and a first folded edge 12 and a second folded edge 13 disposed at two ends of the plate body, and a first assembling structure 14 is disposed between the first folded edge 12 and the volute casing fixing plate 2; a second assembly structure 15 is arranged between the second flange 13 and the chassis 3, the bearing support 1 is connected with the volute fixing plate 2 through a first assembly structure 14, and the bearing support 1 is connected with the chassis 3 through the second assembly structure 15. This setting can realize quick, accurate location between bearing bracket 1 and spiral case fixed plate 2, the chassis 3, improves the assembly convenience. The first folding edge 12 and the second folding edge 13 can be located on the same side or different sides of the panel body 11. Preferably, the first folded edge 12 is vertically disposed on one side of the plane of the plate body 11, and the second folded edge 13 is vertically disposed on the other side of the plane of the plate body 11. On one hand, the first folded edge 12 and the second folded edge 13 are attached to the volute fixing plate 2 and the chassis 3 respectively, and the stress area is increased. The plate body 11 is bent in an arc shape along the plane where the plate body 11 is located, so that enough space is formed in the bearing fixing frame and used for containing the lengthened shaft 4, the volute component 5 and the like, the structure is more reasonable, and the space utilization rate is improved. The included angle formed by the planes of the first folded edge 12 and the second folded edge 13 is alpha, and alpha is more than or equal to 70 degrees and less than or equal to 110 degrees; an included angle formed between the volute fixing plate and the chassis is beta, and beta is more than or equal to 70 degrees and less than or equal to 110 degrees. This setting can ensure that first hem 12, second hem 13 are inseparable with the laminating of spiral case fixed plate 2, chassis 3 respectively, improve the stability of spiral case fixed plate 2, reduce the noise of seat crane operation. Preferably, as shown in fig. 3, α ═ β ═ 90 °. The arrangement is convenient for arranging the components such as the lengthened shaft 4, the volute component 5 and the like, and is also convenient for assembling other components.

As an example of the present invention, the first assembling structure 14 includes a first assembling hole 141 located on the first folding edge 12 and a first fixing hole 22 located at a corresponding position of the volute casing fixing plate 2, the first fixing hole 22 may be a screw hole, and the first assembling hole 141 and the first fixing hole 22 are fixed by a screw. The first folding edge 12 and the volute fixing plate 2 can be assembled through one screw, and production and processing are facilitated. As another example of the present invention, the first assembling structure 14 further includes at least one set of first positioning holes 142/positioning convex hulls 21, and the first positioning holes 142 and the positioning convex hulls 21 can be cooperatively positioned. The arrangement can be observed by naked eyes and/or touch the convex part by hands, so that the first folding edge 12 and the volute casing fixing plate 2 in the vertical direction can be quickly positioned. The first positioning hole 142 is located on one of the first folding edge 12 or the volute fixing plate 2; the positioning convex hull 21 is located on the other of the first folding edge 12 or the volute fixing plate 2. Preferably, two first positioning holes 142 are symmetrically formed in the left side and the right side of the first assembly hole 141, the positioning convex hulls 21 are arranged at corresponding positions of the volute casing fixing plate 2, and the first positioning holes 142 are connected with the positioning convex hulls 21 in an inserted manner. The arrangement can further prevent the first folded edge 12 after positioning from deflecting in the vertical direction, and the positioning accuracy is improved; meanwhile, the bearing fixing frame can be fixed by inserting the first positioning hole 142 into the positioning convex hull 21 under the condition that the screw in the first assembling hole 141 is loosened, so that the running stability of the equipment is improved. Of course, the positioning convex hull 21 can be used to replace the first positioning hole 142 on the first folding edge 12.

The second assembling structure 15 includes a second positioning hole 152 located on the second flange 13 and a positioning protrusion 311 located at a corresponding position of the mounting boss 31, as shown in fig. 5 and 6, the mounting boss 31 is disposed on the upper surface of the chassis 3, and the second positioning hole 152 and the positioning protrusion 311 are inserted and fixed to be matched and positioned. This arrangement enables quick positioning and assembly between the second flange 13 and the chassis 3. As another example of the present invention, the second assembling structure 15 further includes at least one second assembling hole 151 located on the second flange 13 and at least one second fixing hole 312 located at a corresponding position of the mounting boss 31. This setting can be as required, on plug connection's basis, reuse the bolt to carry out the screwed connection between the two, further improve and connect the fastening nature. Preferably, two second fitting holes 151 are symmetrically formed on the left and right sides of the second positioning hole 152, and the second fitting holes 151 are fixedly connected to the second fixing holes 312. Preferably, the second fixing hole 312 is a screw hole. This setting can be connected with one or two screws as required, compromise the fastening nature and the convenience of assembly between the two.

During assembly, the volute fixing plate 2 is vertically arranged on the chassis 3, the lengthened shaft 4, the axial flow fan blade and other components can be installed firstly or secondly as required, the second folded edge 13 of the bearing support 1 is arranged at the position of the installation boss 31 on the chassis 3, and the positioning bulge 311 on the installation boss 31 is inserted into the second positioning hole 152 of the second folded edge 13 in a hand touch mode; then, acting force is applied to one side of the volute fixing plate 2, and the positioning convex hull 21 on the volute fixing plate 2 is limited and fixed in the first positioning hole 142 of the first folding edge 12. At this time, the first mounting hole 141 and the first fixing hole 22 and the second mounting hole 151 and the second fixing hole 312 are naturally aligned and fixed by screws.

Example 2

As shown in fig. 9, based on embodiment 1, the bearing bracket 1 is further optimized, and the bearing bracket 1 takes the central axis of the plate body 11 located on the plane of the plate body 11 as the axis and has a central symmetry structure. The arrangement can ensure that the bearing support 1 does not divide the upper end and the lower end, thereby further improving the assembly convenience. The bearing support 1 comprises a plate body 11, and a first folded edge 12 and a second folded edge 13 which are arranged at two ends of the plate body. Bearing bracket 1 can be the sheet metal component, can be through the mode integrated into one piece of moulding plastics, can also bend through a panel punching press and form, perhaps through welding mode integrated into one piece. Preferably, the bearing bracket 1 is integrally formed. The plate body 11 is bent by 90 degrees along the plane of the plate body 11, the first folded edge 12 is positioned on one side of the plane of the plate body 11, and the first folded edge 12 is vertically connected with one end of the plate body 11; the second flange 13 is located at the other side of the plane of the board body 11, and the second flange 13 is vertically connected with the other end of the board body 11. Preferably, at least one reinforcing rib 16 is respectively arranged at the connection part of the plate body 11 and the first folded edge 12 and the second folded edge 13. The arrangement can increase the connection strength between the first folding edge 12 and the second folding edge 13 and the plate body 11, and improve the operation stability of the seat crane. As another example of the present invention, the plate body 11 is provided with the notch 17, and this arrangement can reduce the weight of the bearing bracket 1 without reducing the mechanical strength thereof, which is beneficial to the lightweight design of the seat crane. As an example of the present invention, the first flange 12 is provided with at least two connecting holes; one or both of the attachment holes may be replaced by a positioning post. When assembling, the first folded edge 12 can be connected with either the volute casing fixing plate 2 or the chassis 3, and the second folded edge 13 is connected with the other one of the volute casing fixing plate 2 or the chassis 3, so that the assembling efficiency is improved.

Example 3

A pedestal crane comprises components such as an axial flow fan blade and an extension shaft 4, and specific structures and assembly relations of the components are the prior art and are not described herein any more. The base crane also comprises a bearing fixing frame consisting of a bearing bracket 1, a volute fixing plate 2 and a chassis 3. At least one bearing support 1 is arranged, and preferably, two bearing supports 1 are arranged at the left end and the right end of the seat crane respectively. For the seat crane, besides the bearing fixing frame, the seat crane further includes components such as a motor, a condenser, a wind sweeping structure, and the like, and since the specific structures and the specific assembly relationships of the related components are the prior art, the details are not repeated herein.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present invention, and the scope of the present invention is defined by the appended claims.

Claims

1. The utility model provides a bearing fixing frame, includes bearing support (1) and spiral case fixed plate (2), chassis (3) that link to each other with it, its characterized in that, bearing support (1) is including plate body (11) and set up first hem (12), second hem (13) at its both ends, bearing support (1) links to each other with spiral case fixed plate (2) through first assembly structure (14), bearing support (1) links to each other with chassis (3) through second assembly structure (15).

2. The bearing fixing frame according to claim 1, wherein the plate body (11) is bent in an arc shape along a plane where the plate body (11) is located, an included angle formed by the planes where the first folding edge (12) and the second folding edge (13) are located is alpha, and alpha is more than or equal to 70 degrees and less than or equal to 110 degrees; an included angle formed between the volute fixing plate (2) and the chassis (3) is beta, and the beta is more than or equal to 70 degrees and less than or equal to 110 degrees.

3. The bearing fixing frame according to claim 1, wherein the first assembling structure (14) comprises a first assembling hole (141) on the first folding edge (12) and a first fixing hole (22) arranged at a corresponding position of the volute fixing plate (2), and the first assembling hole (141) and the first fixing hole (22) are fixed through screw joint.

4. The bearing fixing frame according to claim 3, wherein the first assembling structure (14) further comprises at least one first positioning hole located on the first flange (12) and at least one positioning convex hull (21) arranged at a corresponding position of the volute fixing plate (2), and the first positioning hole (142) and the positioning convex hull (21) can be positioned in a matched mode.

5. The bearing fixing frame according to claim 4, wherein the first positioning holes (142) are symmetrically arranged at the left side and the right side of the first assembling hole (141), and the first positioning holes (142) are connected with the positioning convex hulls (21) in an inserting mode so as to be matched and positioned.

6. The bearing fixing frame according to claim 1, wherein the second assembling structure (15) comprises a second positioning hole (152) located on the second folded edge (13) and a positioning protrusion (311) arranged at a corresponding position of a mounting boss (31), the mounting boss (31) is arranged on the chassis (3), and the second positioning hole (152) is fixedly inserted into the positioning protrusion (311).

7. The bearing fixing frame according to claim 6, characterized in that the second assembling structure (15) further comprises at least one second assembling hole (151) located on the second folding edge (13) and at least one second fixing hole (312) located at the corresponding position of the mounting boss (31), and the second assembling hole (151) and the second fixing hole (312) can be matched and positioned.

8. The bearing fixing frame according to claim 7, wherein the second assembling holes (151) are symmetrically arranged at the left and right sides of the second positioning hole (152), and the second assembling holes (151) are fixed with the second fixing holes (312) in a threaded manner.

9. The bearing fixing frame according to claim 1, wherein 2 volute components (5) are arranged on the volute fixing plate (2), and the bearing supports (1) are respectively arranged on two sides of the volute components (5) in a bilateral symmetry manner.

10. A pedestal crane comprising a bearing mount according to any one of claims 1 to 9.