Wall crane connecting structure and wall crane

Abstract

The utility model discloses a connecting structure of a wall crane, which belongs to the technical field of wall cranes and comprises two connecting components, a rotating component and a lazy arm, the connecting components are spaced from a stand column along the height direction, the connecting component positioned at the upper part is provided with an upper positioning end, and the connecting component positioned at the lower part is provided with a lower positioning end. The rotating assembly comprises connecting shafts, positioning parts, a sleeve, a first bearing and a second bearing, the connecting shafts are inserted into the lower positioning end and the upper positioning end, the lower positioning end and the upper positioning end are connected with the positioning parts respectively, the positioning parts position the corresponding connecting shafts, the sleeve is located between the connecting shafts, the first bearing is arranged between the sleeve and the connecting shafts, and the second bearing is arranged between the sleeve and the connecting shafts. The second bearing pad is arranged between the sleeve and the lower positioning end, and the suspension arm is connected to the rotating assembly; the utility model further discloses a wall crane. The first bearing and the second bearing are arranged at the two ends of the sleeve, so that the sleeve has good rotation performance, and the wall hanger has good rotation performance.

Description

Technical Field

[0001] The utility model relates to the technical field of hangers, in particular to a wall hanging structure. Background Art

[0002] A wall crane is a type of cantilever crane, which includes a rotatable boom with an electric hoist installed on it. The goods are hoisted by the electric hoist. Its characteristic is that the boom is directly fixed on the column of the factory building, so that the ground support structure can be omitted, and the ground support structure does not occupy the ground space, thereby reducing costs and improving the convenience of using the wall crane. Since the wall crane needs to rotate around the column, the rotation performance between the boom and the column has an important influence on the realization of the wall crane function. Utility Model Content

[0003] The embodiment of the present application provides a wall crane connection structure and a wall crane, which are used to ensure that there is a good rotation connection structure between the crane arm and the column.

[0004] The first aspect of the present application provides a wall hanging connection structure, comprising:

[0005] There are two connecting components spaced apart from the column in the height direction, the upper connecting component has an upper positioning end, and the lower connecting component has a lower positioning end;

[0006] Rotating assembly, comprising:

[0007] A connecting shaft, the lower positioning end and the upper positioning end are both provided with the connecting shaft;

[0008] A positioning member, the lower positioning end and the upper positioning end are respectively connected to the positioning member, and the positioning member positions the corresponding connecting shaft;

[0009] A sleeve located between the connecting shafts;

[0010] A first bearing, disposed between the sleeve and the connecting shaft;

[0011] A second bearing is provided between the sleeve and the lower positioning end;

[0012] A boom is connected to the rotating assembly.

[0013] The beneficial effects of the above embodiment are: this wall hanger connection structure provides a first bearing and a second bearing at both ends of the sleeve so that the sleeve has good rotation performance, and by providing a positioning piece, it is easy to disassemble and assemble the connecting shaft, making this wall hanger connection structure easy to assemble.

[0014] Based on the above embodiments, the embodiments of the present application may also be improved as follows:

[0015] In one embodiment of the present application, it further comprises: a positioning block connected to the column, the positioning block is located below the lowest connecting component and is used to contact and support the connecting component. The beneficial effect of this step is that the positioning block limits the lower connecting component, thereby improving the stability of the connecting component in the column.

[0016] In one of the embodiments of the present application: the connecting assembly includes: a first clamping plate, located on one side of the column; a second clamping plate, located on the other side of the column, the second clamping plate is provided with the lower positioning end or the upper positioning end; a connecting member, connecting the first clamping plate with the second clamping plate.

[0017] In one embodiment of the present application: a positioning groove is provided on the outer circumference of the connecting shaft, and one end of the positioning member is inserted into the positioning groove and pressed against the groove wall of the positioning groove. Beneficial effect of this step: by providing the positioning groove, it is convenient to insert the positioning member.

[0018] In one embodiment of the present application: the sleeve comprises: a sleeve, the first bearings are respectively inserted at both ends of the sleeve; and an end cover connected to both ends of the sleeve and positioning the corresponding first bearing in the sleeve. The beneficial effect of this step: the first bearing is protected by the end cover, and the stability of the working environment of the first bearing is improved.

[0019] In one embodiment of the present application: the rotating assembly further comprises: a sleeve connected to the lower positioning end, wherein the second bearing is sleeved therein. Beneficial effect of this step: the stability of the working environment of the second bearing is improved by the sleeve.

[0020] In one embodiment of the present application: the rotating assembly further includes: a gasket, which is arranged between the lower end of the sleeve and the lower positioning end, and the upper end of the sleeve is inserted into the corresponding groove of the sleeve; a sealing ring, which is arranged between the lower connecting shaft and the lower positioning end. The beneficial effect of this step: the gasket and the sealing ring prevent the leakage of lubricating oil.

[0021] A second aspect of the present application provides a wall hanger, comprising the wall hanger connection structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the specific implementation or the prior art description. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the wall hanging connection structure;

[0024] Figure 2 It is a two-dimensional structural schematic diagram of the wall hanging connection structure;

[0025] Figure 3 for Figure 2 Section view along AA.

[0026] Wherein, 1 is a connecting component, 101 is an upper positioning end, 102 is a lower positioning end, 103 is a first clamping plate, 104 is a second clamping plate, and 105 is a connecting piece;

[0027] 2 rotating assembly, 201 connecting shaft, 202 positioning member, 203 sleeve, 204 first bearing, 205 second bearing, 206 positioning groove, 207 sleeve, 208 gasket, 209 sealing ring;

[0028] 3 boom, 301 cross bar, 302 vertical bar, 303 diagonal bar, 304 rib plate, 305 ring plate;

[0029] 4 columns;

[0030] 5 positioning block. DETAILED DESCRIPTION

[0031] In this application, unless otherwise clearly specified and limited, the terms in this application should be understood in a broad sense, such as connection can be fixed connection, detachable connection or integration, direct connection or indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of different terms in this utility model can be understood according to specific circumstances, and the scope of the specific meaning should be limited to realizing the functions of this application.

[0032] Embodiment 1

[0033] like Figure 1-3 As shown, a wall hanging connection structure includes: a connection component 1, a rotating component 2, and a suspension arm 3. The connection components 1 have two and are spaced apart from the column 4 in the height direction. The upper connection component 1 has an upper positioning end 101, and the lower connection component 1 has a lower positioning end 102. The rotating component 2 includes: a connecting shaft 201, a positioning member 202, a sleeve 203, a first bearing 204, and a second bearing 205. The lower positioning end 102 and the upper positioning end 101 are both inserted with a connecting shaft 201, and the lower positioning end 102 and the upper positioning end 101 are respectively connected to the positioning member 202, and the positioning member 202 positions the corresponding connecting shaft 201, the sleeve 203 is located between the connecting shafts 201, the first bearing 204 is arranged between the sleeve 203 and the connecting shaft 201, and the second bearing 205 is padded between the sleeve 203 and the lower positioning end 102. The suspension arm 3 is connected to the rotating component 2.

[0034] like Figure 1As shown, the wall hanger connection structure also includes: a positioning block 5, which is connected to the column 4. The positioning block 5 is located below the lowest connection component 1 and is used to contact and support the connection component 1. Specifically, the positioning block 5 is welded to the column 4, and the positioning block 5 is used to limit the connection component 1 below, thereby improving the stability of the connection component 1 in the column 4.

[0035] like Figure 1 As shown, the connection component 1 includes: a first clamping plate 103, a second clamping plate 104, and a connecting piece 105. The first clamping plate 103 is located on one side of the column 4, and the second clamping plate 104 is located on the other side of the column 4. The second clamping plate 104 is provided with a lower positioning end 102 or an upper positioning end 101. The connecting piece 105 connects the first clamping plate 103 with the second clamping plate 104. Specifically, the connecting piece 105 includes: studs and nuts. Four studs are respectively inserted between the first clamping plate 103 and the second clamping plate 104. The studs are arranged in pairs on the same side of the column 4. The studs are connected to both ends by nuts, so that the first clamping plate 103 and the second clamping plate 104 are locked to the column 4. Two nuts are connected to the same end of the studs. A locking structure is formed by the double nuts to improve the stability of the structure of the connection component 1.

[0036] like Figure 1 As shown, the upper positioning end 101 and the lower positioning end 102 are both horizontal plates horizontally arranged on the side of the second clamping plate 104, and reinforcing ribs are also arranged between the upper positioning end 101, the lower positioning end 102 and the corresponding side of the second clamping plate 104 to improve the stability of the positioning of the upper positioning end 101 and the lower positioning end 102.

[0037] like Figure 3 As shown, a positioning groove 206 is provided on the outer periphery of the connecting shaft 201, and one end of the positioning member 202 is inserted into the positioning groove 206 and pressed against the groove wall of the positioning groove 206. Specifically, the positioning groove 206 is an annular groove provided around the outer periphery of the connecting shaft 201, and the positioning member 202 is a screw, which is threadedly connected to the upper positioning end 101 and the lower positioning end 102, and the connecting shaft 201 is positioned by pressing the groove wall of the annular groove with the end of the screw.

[0038] like Figure 3 As shown, the sleeve 203 includes: a sleeve and an end cover. First bearings 204 are respectively inserted at both ends of the sleeve. The end covers are connected to both ends of the sleeve and position the corresponding first bearings 204 in the sleeve.

[0039] The first bearing 204 is a deep groove ball bearing, and the second bearing 205 is a plane bearing.

[0040] like Figure 3As shown, the rotating assembly 2 further includes: a sleeve 207, the sleeve 207 is connected to the lower positioning end 102, the sleeve 207 sleeves the second bearing 205 therein, and the sleeve 207 prevents foreign matter from entering the bearing position, thereby increasing the service life of the bearing.

[0041] like Figure 3 As shown, the rotating component 2 also includes: a gasket 208 and a sealing ring 209. The gasket 208 is arranged between the lower end of the sleeve 207 and the lower positioning end 102. The gap at the upper end of the sleeve 207 is inserted into the groove corresponding to the sleeve 203. The sealing ring 209 is arranged between the lower connecting shaft 201 and the lower positioning end 102. The gasket 208 is a sealing rubber gasket. The gasket 208 and the sealing ring 209 cooperate to prevent the lubricating oil used for the bearing from leaking out, thereby maintaining the stability of the bearing rotation and preventing the environment from being polluted by the lubricating oil.

[0042] like Figure 1 As shown, the boom 3 includes: a cross bar 301, a vertical bar 302, an oblique bar 303, a rib plate 304, and a ring plate 305. The cross bar 301 is arranged in the horizontal direction, and the rear end of the cross bar 301 is connected to the lower end of the sleeve. The cross bar 301 is used to install an electric hoist. One end of the oblique bar 303 is connected to the upper end of the sleeve, and the other end is connected to the front end of the cross bar 301. The vertical bar 302 is vertically connected between the oblique bar 303 and the cross bar 301. The rib plate 304 is connected between the sleeve and the cross bar 301. The ring plate 305 is sleeved on the upper end of the sleeve and connected to the upper end of the oblique bar 303. The oblique bar 303, the vertical bar 302, and the rib plate 304 are used to improve the stability of the connection of the cross bar 301, and the ring plate 305 is used to improve the stability of the connection of the oblique bar 303.

[0043] This wall hanging connection structure provides a first bearing 204 and a second bearing 205 at both ends of the sleeve, so that the sleeve has good rotation performance, and the first bearing 204 and the second bearing 205 are protected by the sleeve 207 and the pressure cover respectively, and the first bearing 204 and the second bearing 205 are isolated from the external environment, thereby further improving the stability of the movement of the first bearing 204 and the second bearing 205.

[0044] Embodiment 2

[0045] A wall hanger comprises the wall hanger connection structure disclosed in the first embodiment.

[0046] The above are only embodiments of the utility model. The common sense such as the known specific structures and characteristics in the scheme is not described in detail here. The ordinary technicians in the relevant field are aware of all the common technical knowledge in the technical field to which the utility model belongs before the application date or priority date, can obtain all the existing technologies in the field, and have the ability to apply the conventional experimental means before that date. The ordinary technicians in the relevant field can improve and implement the scheme in combination with their own abilities under the enlightenment given by this application. Some typical known structures or known methods should not become obstacles for the ordinary technicians in the relevant field to implement this application. It should be pointed out that for the technicians in this field, without departing from the structure of the utility model, several deformations and improvements can be made, which should also be regarded as the protection scope of the utility model, and these will not affect the effect of the implementation of the utility model and the practicality of the patent.

Claims

1. A wall hanging connection structure, characterized in that: include: There are two connecting components spaced apart from the column in the height direction, the upper connecting component has an upper positioning end, and the lower connecting component has a lower positioning end; Rotating assembly, comprising: A connecting shaft, the lower positioning end and the upper positioning end are both provided with the connecting shaft; A positioning member, the lower positioning end and the upper positioning end are respectively connected to the positioning member, and the positioning member positions the corresponding connecting shaft; A sleeve located between the connecting shafts; A first bearing, disposed between the sleeve and the connecting shaft; A second bearing is provided between the sleeve and the lower positioning end; A boom is connected to the rotating assembly.

2. The wall hanging connection structure according to claim 1, characterized in that: Also includes: A positioning block is connected to the column, and the positioning block is located below the lowest connecting component and is used for contact support of the connecting component.

3. The wall hanging connection structure according to claim 1, characterized in that: The connection component comprises: A first clamping plate, located on one side of the column; A second clamping plate, located at the other side of the column, the second clamping plate is provided with the lower positioning end or the upper positioning end; A connecting piece connects the first clamping plate and the second clamping plate.

4. The wall hanging connection structure according to claim 1, characterized in that: A positioning groove is provided on the outer circumference of the connecting shaft, and one end of the positioning member is inserted into the positioning groove and pressed against the groove wall of the positioning groove.

5. The wall hanging connection structure according to claim 1, characterized in that: The sleeve comprises: A sleeve, wherein the first bearings are respectively inserted at both ends of the sleeve; The end cover is connected to both ends of the sleeve and positions the corresponding first bearing in the sleeve.

6. The wall hanging connection structure according to claim 1, characterized in that: The rotating assembly further comprises: A sleeve is connected to the lower positioning end, and the second bearing is sleeved therein.

7. The wall hanging connection structure according to claim 6, characterized in that: The rotating assembly further comprises: A gasket is arranged between the lower end of the sheath and the lower positioning end, and the upper end of the sheath is inserted into the groove corresponding to the sleeve; A sealing ring is arranged between the lower connecting shaft and the lower positioning end.

8. A wall hanger, characterized in that: include: The wall hanger connection structure according to any one of claims 1 to 7.

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