CN214424932U

CN214424932U - Bearing frame and lift stand

Info

Publication number: CN214424932U
Application number: CN202120519136.9U
Authority: CN
Inventors: 曾少卿; 刘翻霞
Original assignee: Jiangsu Mulin Intelligent Electric Co ltd
Current assignee: Jiangsu Mulin Zhizao Technology Co.,Ltd.
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-10-19
Anticipated expiration: 2031-03-11

Abstract

The utility model belongs to the technical field of the lift stand accessory, concretely relates to bearing frame and lift stand. This bearing frame includes: the seat body is fixedly connected with the reduction gearbox; this internal locating bearing mounting groove and the torsional spring subassembly mounting groove that is used for holding locating bearing and torsional spring subassembly that is provided with of seat. The beneficial effects of the utility model are that, the utility model discloses an this internal locating bearing mounting groove and the torsional spring subassembly mounting groove that is used for holding locating bearing and torsional spring subassembly that is provided with of seat of bearing frame can install locating bearing and torsional spring subassembly and seat body earlier, is connected the whole reducing gear box with the seat body again, can improve the modularization when installing, promotes production efficiency.

Description

Bearing frame and lift stand

Technical Field

The utility model belongs to the technical field of the lift stand accessory, concretely relates to bearing frame and lift stand.

Background

The lifting upright posts are generally lifted by driving the screw rods through the motors. The screw rod keeps a vertical state by matching the reduction gearbox and the positioning bearing, and self-locking is realized by the torsion spring. But the assembly modularization of the reduction gearbox, the positioning bearing and the self-locking torsion spring of the existing lifting upright post is not high, and the assembly between parts is inconvenient, so that the production efficiency is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bearing frame and lift stand to solve the not high technical problem of assembly modularization degree of present lift stand's reducing gear box, location bearing and auto-lock torsional spring.

In order to solve the technical problem, the utility model provides a bearing seat, include: the seat body is fixedly connected with the reduction gearbox; this internal locating bearing mounting groove and the torsional spring subassembly mounting groove that is used for holding locating bearing and torsional spring subassembly that is provided with of seat.

Further, the seat body includes: two oppositely arranged bearing petals; and a positioning bearing mounting groove and a torsion spring assembly mounting groove are formed in the inner curved surface of the bearing seat petal.

Furthermore, a clamping groove for clamping the protruding end of the torsion spring is further formed in the inner curved surface of the bearing seat flap along the lead screw penetrating direction.

Furthermore, two cross sections of the bearing seat flap are respectively provided with a clamping convex block and a clamping hole; the bearing seat flaps are clamped in a matched mode through the clamping convex blocks and the clamping holes.

Furthermore, an extension plate extends outwards from the surface of the bearing seat flap facing the reduction gearbox; and the epitaxial plate is provided with a bearing seat mounting block used for being connected with the reduction gearbox and a fixing piece mounting hole used for being fixedly connected with the motor box.

In another aspect, the utility model also provides a lifting column, include: the reduction gearbox, the screw rod and the bearing seat are arranged on the base; one end of the screw rod penetrates through the seat body and extends into the reduction gearbox to be linked with the motor, and the part of the screw rod, which is positioned in the seat body, is sleeved with the positioning bearing and the torsion spring assembly.

Further, the lifting upright post also comprises a motor box; a base body mounting hole for the base body to be clamped in and a motor box fixing hole for the fixing piece to penetrate through are formed in the bottom plate of the motor box; the base body is clamped into the base body mounting hole, and the fixing piece sequentially penetrates through the fixing piece mounting hole and the motor box fixing hole so as to fix the base body on the bottom plate of the motor box.

The beneficial effects of the utility model are that, the utility model discloses an this internal locating bearing mounting groove and the torsional spring subassembly mounting groove that is used for holding locating bearing and torsional spring subassembly that is provided with of seat of bearing frame can install locating bearing and torsional spring subassembly and seat body earlier, is connected the whole reducing gear box with the seat body again, can improve the modularization when installing, promotes production efficiency.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

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

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 perspective view of a bearing housing of the present invention;

fig. 2 is an exploded view of the bearing housing of the present invention;

FIG. 3 is a schematic view of the bearing seat and reduction gearbox of the present invention;

fig. 4 is a partial schematic view of the lifting column of the present invention.

In the figure:

the seat comprises a seat body 100, a positioning bearing installation groove 102, a torsion spring assembly installation groove 103, a clamping groove 104, a bearing seat flap 110, an extension plate 111, a bearing seat installation block 112, a fixing piece installation hole 113, a clamping convex block 114, a clamping hole 115, a positioning bearing 200, a torsion spring assembly 300, a screw rod 400, a fixing piece 501, a reduction box 600, a motor box 700, a seat body installation hole 710, a motor box fixing hole 720 and a motor 800.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are 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.

Examples

As shown in fig. 1 and 2, the present embodiment provides a bearing housing including: a seat body 100 fixedly connected with the reduction gear box 600; a positioning bearing installation groove 102 and a torsion spring assembly installation groove 103 for accommodating the positioning bearing 200 and the torsion spring assembly 300 are provided in the housing body 100.

In this embodiment, be provided with the location bearing mounting groove 102 and the torsional spring subassembly mounting groove 103 that are used for holding location bearing 200 and torsional spring subassembly 300 in the seat body 100 of bearing frame, can install location bearing 200 and torsional spring subassembly 300 with seat body 100 earlier, be connected seat body 100 is whole with reducing gear box 600 again, modularization when can improving the installation promotes production efficiency.

As shown in fig. 2, as a preferred embodiment of the present embodiment, the seat body 100 includes: two oppositely disposed bearing petals 110; a positioning bearing mounting groove 102 and a torsion spring assembly mounting groove 103 are arranged on the inner curved surface of the bearing seat petal 110.

In the present embodiment, the seat body 100 may be designed to be separated to facilitate installation and replacement of the positioning bearing 200 and the torsion spring assembly 300.

In this embodiment, optionally, a clamping groove 104 for clamping the protruding end of the torsion spring is further disposed on the inner curved surface of the bearing seat petal 110 along the passing direction of the screw rod 400.

In this embodiment, preferably, two cross sections of the bearing seat flap 110 are respectively provided with a clamping protrusion 114 and a clamping hole 115; the bearing seat flaps 110 are clamped in a matching way through clamping lugs 114 and clamping holes 115; the same bearing seat petals 110 are used for assembly, so that the mold cost in the production process can be saved, the assembly is convenient, and the male and female parts do not need to be distinguished.

In the present embodiment, in order to facilitate connection of the seat body 100 to other components, it is preferable that the surface of the bearing seat lobe 110 facing the reduction gear box 600 is provided with an extension plate 111 extending outward; the extension board 111 is provided with a bearing seat mounting block 112 for connecting with the reduction box 600, and a fixing piece mounting hole 113 for fixedly connecting with the motor box 800.

As shown in fig. 3, the present embodiment further provides a lifting column, including: the reduction gearbox 600, the screw rod 400 and the bearing seat as described above; one end of the screw rod 400 penetrates through the seat body 100 and extends into the reduction gearbox 600 to be linked with the motor 800, and the part of the screw rod 400 located in the seat body 100 is sleeved with the positioning bearing 200 and the torsion spring assembly 300.

As shown in fig. 4, in this embodiment, optionally, the lifting column further includes a motor box 700; a base body mounting hole 710 for the base body 100 to be clamped in and a motor box fixing hole 720 for the fixing piece to pass through are formed in the bottom plate of the motor box 700; the base body 100 is snapped into the base body mounting hole 710, and the fixing member 501 sequentially passes through the fixing member mounting hole 113 and the motor case fixing hole 720 to fix the base body 100 on the bottom plate of the motor case 700.

In this embodiment, after the seat body 100 is fixedly connected to the reduction gearbox 600, the upper ends of the two clamping bearing seat flaps 110 can be firmly fixed, and the seat body 100 is fixedly connected to the motor box 700, so that the lower ends of the two clamping bearing seat flaps 110 can be firmly fixed, and the overall stability is improved.

In summary, the seat body 100 of the bearing seat is internally provided with the positioning bearing mounting groove 102 and the torsion spring assembly mounting groove 103 for accommodating the positioning bearing 200 and the torsion spring assembly 300, the positioning bearing 200 and the torsion spring assembly 300 can be mounted on the seat body 100, and then the seat body 100 is integrally connected with the reduction gearbox 600, so that the modularization during mounting can be improved, and the production efficiency can be improved; the seat body 100 adopts a split design, which can facilitate the installation and replacement of the positioning bearing 200 and the torsion spring assembly 300; the same bearing seat petals 110 are used for assembly, so that the mold cost in the production process can be saved, the assembly is convenient, and the male and female parts do not need to be distinguished.

The components selected for use in the present application (components not illustrated for specific structures) are all common standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimentation.

In the description of the embodiments of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected.

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 light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A bearing housing, comprising:

a seat body (100) fixedly connected with the reduction box (600);

the seat body (100) is internally provided with a positioning bearing mounting groove (102) and a torsion spring assembly mounting groove (103) which are used for accommodating the positioning bearing (200) and the torsion spring assembly (300).

2. A bearing housing according to claim 1,

the seat body (100) comprises: two oppositely disposed bearing petals (110);

and a positioning bearing mounting groove (102) and a torsion spring assembly mounting groove (103) are arranged on the inner curved surface of the bearing seat flap (110).

3. A bearing housing according to claim 2,

and a clamping groove (104) for clamping the convex end of the torsion spring is also formed in the inner curved surface of the bearing seat flap (110) along the penetrating direction of the screw rod (400).

4. A bearing housing according to claim 2,

two cross sections of the bearing seat flap (110) are respectively provided with a clamping convex block (114) and a clamping hole (115);

the bearing seat flaps (110) are clamped in a matched mode through clamping convex blocks (114) and clamping holes (115).

5. A bearing housing according to claim 2,

the surface of the bearing seat flap (110) facing the reduction gearbox (600) extends outwards to form an extension plate (111);

and the epitaxial plate (111) is provided with a bearing seat mounting block (112) used for being connected with the reduction gearbox (600) and a fixing piece mounting hole (113) used for being fixedly connected with the motor box (700).

6. A lifting column, comprising:

a reduction gearbox (600), a screw (400), and a bearing housing according to any one of claims 1 to 5; wherein

One end of the screw rod (400) penetrates through the seat body (100) and extends into the reduction gearbox (600) to be linked with the motor (800), and the part of the screw rod (400) located in the seat body (100) is sleeved with the positioning bearing (200) and the torsion spring assembly (300).

7. Lifting column according to claim 6,

the lifting upright post further comprises a motor box (700);

a base body mounting hole (710) for clamping the base body (100) and a motor box fixing hole (720) for allowing the fixing piece (501) to penetrate are formed in the bottom plate of the motor box (700);

the base body (100) is clamped into the base body mounting hole (710), and the fixing piece (501) sequentially penetrates through the fixing piece mounting hole (113) and the motor box fixing hole (720) so as to fix the base body (100) on the bottom plate of the motor box.