CN211257786U

CN211257786U - Unloading rod ejector rod assembly attached to wall support

Info

Publication number: CN211257786U
Application number: CN201922098158.8U
Authority: CN
Inventors: 方卫华; 李立媛
Original assignee: Hunan Hengpan Construction Technology Co ltd
Current assignee: Hunan Hengpan Construction Technology Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-08-14
Anticipated expiration: 2029-11-28

Abstract

The utility model relates to an attach unloaded lotus pole ejector pin subassembly of wall support, it is including unloading the lotus pole, it includes jacking cover and the ejector pin of being connected with the jacking cover to unload the lotus pole, the one end that jacking cover was kept away from to the ejector pin is connected with the top, attaches wall support top surface and is provided with the mount pad, it is articulated through pivot and mount pad top to unload the one end that the ejector pin was kept away from to the lotus pole, the mount pad bottom is provided with connecting block one, the jacking is sheathe in and is provided with connecting block two, be provided with extension spring between connecting block one and the connecting block two. The utility model has the advantages of can carry out spacingly to unloading the lotus pole at the in-process that adheres to lifting foot hand rack decline.

Description

Unloading rod ejector rod assembly attached to wall support

Technical Field

The utility model belongs to the technical field of the technique of inserted lift scaffold frame and specifically relates to an attach unloading pole ejector pin subassembly of wall support.

Background

The attached lifting scaffold is an outer scaffold which is erected at a certain height, attached to an engineering structure, capable of climbing or descending layer by layer along with the engineering structure by virtue of self lifting equipment and devices and provided with an anti-overturning and anti-falling device; the attached lifting scaffold mainly comprises an attached lifting scaffold frame body structure, an attached wall support, an anti-tilting device, an anti-falling device, a lifting mechanism, a control device and the like.

Chinese patent with the granted publication number of CN209556334U discloses an attached lifting scaffold swinging pin type anti-falling wall attachment support which comprises a base and a limiting ejector, wherein the limiting ejector is hinged at the upper end between two angle steel reinforcing plates through an anti-falling pin I, a spring II is arranged between the limiting ejector and the tops of the angle steel reinforcing plates, and the limiting ejector comprises an ejector head, an ejector adjusting nut I, an ejector adjusting screw rod, an ejector adjusting nut II and an ejector bearing pipe; the end of the support top in a flush shape is welded with a support top adjusting nut I; one end of the supporting and jacking bearing pipe is installed on the anti-falling pin II, the other end of the supporting and jacking bearing pipe is welded with the supporting and jacking adjusting nut II, and two ends of the supporting and jacking adjusting screw are in threaded connection with the supporting and jacking adjusting nut I and the supporting and jacking adjusting nut II respectively.

The above prior art solutions have the following drawbacks: when climbing the frame and descending, spacing top prop top can the butt prevent weighing down on the horizontal pole at the guide rail, consequently need take off the spring II of spacing top prop, make spacing top prop lean on in the major structure one side, but take off behind spring II spacing top prop of spacing not spacing, can prevent weighing down round pin free rotation, spacing top prop can probably rotate around preventing weighing down round pin clockwise when descending the in-process and taking place great vibrations, and then with the horizontal pole butt that prevents weighing down of guide rail, interfere the decline of guide rail.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an attach unloading pole ejector pin subassembly of wall support has and can carry out spacing advantage to unloading the pole attaching lifting scaffolding decline in-process.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides an attach unloaded lotus pole ejector pin subassembly of wall support, is including unloading the lotus pole, it includes jacking cover and the ejector pin of being connected with the jacking cover to unload the lotus pole, the one end that jacking cover was kept away from to the ejector pin is connected with the top, attaches wall support top surface and is provided with the mount pad, it is articulated through pivot and mount pad top to unload the one end that the ejector pin was kept away from to the lotus pole, the mount pad bottom is provided with connecting block one, the jacking is sheathe in and is provided with connecting block two, be provided with extension spring between connecting block one and the connecting block two.

By adopting the technical scheme, the load unloading rod is hinged with the mounting seat, the ejector rod plays a role in connecting the load unloading rod and the ejector head, when the attached scaffold is lifted, the ejector head is contacted with the guide rail anti-falling cross rod, the extension spring is in an extension state, and the elastic force of the extension spring enables the ejector head to be always contacted with the anti-falling cross rod for preventing falling; when the attached scaffold needs to be lowered, the load unloading rod is rotated around the rotating shaft, the top head is far away from the anti-falling cross rod, the stretching length of the stretching spring is increased, when the load unloading rod is perpendicular to the top surface of the attached wall support, the critical position is reached, the stretching spring is in the longest state, the load unloading rod continues to be rotated, the stretching length of the stretching spring is reduced, the elastic force of the stretching spring drives the load unloading rod to rotate towards the direction far away from the guide rail, finally, the load unloading rod is abutted to one side, far away from the guide rail, of the attached wall support, the load unloading rod is limited, the load unloading rod is prevented from rotating in vibration, and then the.

The utility model discloses further set up to: the pivot both ends are cylindrical, rotate with the mount pad and are connected, and the transversal polygon of personally submitting in pivot middle part, the pivot middle part is worn to establish and is sheathe in the jacking, pivot one end is fixed with the end cap, and other end threaded connection has stop nut.

Through adopting above-mentioned technical scheme, when rotatory unloading pole, can not take place to rotate between pivot and the jacking cover, take place to rotate between pivot both ends and the mount pad, will unload the pole and revolve the pivot and turn to the one side of attaching the wall support and keeping away from the guide rail after, lock stop nut, stop nut and mount pad butt restrict the rotation between pivot and the mount pad, further carry on spacingly to unloading the pole.

The utility model discloses further set up to: the outer wall of the jacking sleeve is connected with a sliding ring in a sliding mode, a second connecting screw rod is arranged on the second connecting block, and the second connecting screw rod is in threaded connection with the sliding ring and penetrates through the sliding ring to be abutted to the outer wall of the jacking sleeve.

Through adopting above-mentioned technical scheme, rotatory screw rod two makes the screw rod terminal surface break away from the jacking cover, follows jacking cover outer wall slip ring, adjustable extension spring's tensile length, and then reaches the effect of adjusting extension spring to unloading the big or small of pole elasticity, can adjust according to the demand is nimble.

The utility model discloses further set up to: the adjusting nut is fixed at one end, far away from the mounting seat, of the jacking sleeve, the ejector rod is in threaded connection with the nut, and the cross section of one end, far away from the jacking sleeve, of the ejector rod is polygonal.

By adopting the technical scheme, the ejector rod is rotated, and the length of the ejector rod extending into the jacking sleeve can be changed due to the threaded connection of the ejector rod and the adjusting nut, so that the length of the whole unloading rod is changed to adapt to different requirements; the cross section of one end of the ejector rod, which is far away from the jacking sleeve, is polygonal, so that the auxiliary rotation of a tool is facilitated.

The utility model discloses further set up to: the top is a hollow cylinder, and one end of the top, which is far away from the ejector rod, is provided with an arc-shaped groove which vertically penetrates through the top.

Through adopting above-mentioned technical scheme, when the unexpected fall takes place for adhering to the scaffold, the arc recess can increase the area of contact of top and preventing weighing down the horizontal pole, prevents that the top from taking place to slide at the in-process that supports preventing weighing down the horizontal pole, has strengthened the stability of preventing weighing down.

The utility model discloses further set up to: the one end that the jacking cover was kept away from to the ejector pin is fixed with the stem, the top cup joints on the stem, top lateral wall off-centre is provided with spacing hole, spacing downthehole threaded connection has the gag lever post, set up the annular groove of stepping down that supplies the gag lever post to wear to establish on the stem.

By adopting the technical scheme, the limiting rod penetrates through the limiting hole and the abdicating groove, so that the axial movement of the ejector head can be limited, and the ejector head cannot be separated from the ejector rod; when the length of the unloading rod is adjusted by rotating the ejector rod, the ejector head can rotate around the axis of the ejector head, so that the arc-shaped groove in the ejector head can be kept parallel to the anti-falling cross rod.

The utility model discloses further set up to: the first connecting block is provided with a first connecting screw rod, and the first connecting screw rod is in threaded connection with the mounting seat.

Through adopting above-mentioned technical scheme, the connecting block passes through threaded connection with the mount pad, is to dismantle the connection, is convenient for install and dismantles.

The utility model discloses further set up to: the end face of one end of the ejector rod, which is located in the jacking sleeve, is provided with a sealing gasket, the sealing gasket is abutted against the inner wall of the jacking sleeve, and the sealing gasket is fixed on the end face of the ejector rod through a bolt.

Through adopting above-mentioned technical scheme, sealed pad can prevent that dust impurity from getting into the one end that jacking cover and ejector pin are connected, avoids the impurity card to lead to the unable rotation of ejector pin between ejector pin and jacking cover, and then the length of unable regulation unloading rod.

To sum up, the utility model discloses a beneficial technological effect does:

1. when the attached scaffold needs to be lowered, the unloading rod is rotated to a critical point, the elastic force of the extension spring drives the unloading rod to rotate towards the direction far away from the guide rail, and finally the unloading rod is abutted against one side, far away from the guide rail, of the wall-attached support to limit the unloading rod;

2. the limit nut is abutted against the mounting seat by locking the limit nut, so that the rotation between the rotating shaft and the mounting seat is limited, and the unloading rod is further limited;

3. the sliding ring slides along the outer wall of the jacking sleeve, so that the stretching length of the stretching spring can be adjusted, and the elasticity of the stretching spring to the load unloading rod can be adjusted.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the load shedding bar of FIG. 1;

FIG. 3 is a schematic view of the partial cross-sectional structure of FIG. 2;

FIG. 4 is a partial schematic structural view of the stem lifter of FIG. 1;

FIG. 5 is a schematic view of a portion of the plug of FIG. 1;

fig. 6 is a partial structural view of the rotating shaft of fig. 1.

In the figure, 1, a load-unloading rod; 2. jacking sleeve; 21. a rotating shaft hole; 22. adjusting the nut; 3. a top rod; 31. a gasket; 32. rotating the nut; 33. a stem; 34. a yielding groove; 4. ejecting the head; 41. an arc-shaped groove; 42. a limiting hole; 43. a limiting rod; 5. a mounting seat; 6. a rotating shaft; 61. an end cap; 62. a limit nut; 7. a first connecting block; 8. a second connecting block; 9. an extension spring; 10. connecting a first screw rod; 11. a slip ring; 12. connecting a second screw rod; 13. a guide rail; 14. the anti-falling cross bar; 15. and (4) attaching a wall support.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a unload pole ejector pin subassembly of wall attached support, including installing at the mount pad 5 of wall attached support 15 top surface and rotating the unload pole 1 of connecting on mount pad 5, unload pole 1 and keep away from the one end of mount pad 5 and prevent weighing down horizontal pole 14 butt on the guide rail 13, be provided with between unload pole 1 and the mount pad 5 and carry out spacing extension spring 9 to unload pole 1.

Referring to fig. 2, the unloading rod 1 comprises a jacking sleeve 2 hinged with a mounting seat 5 and a push rod 3 connected with the jacking sleeve 2, and one end of the push rod 3 far away from the jacking sleeve 2 is connected with a top head 4.

Referring to fig. 3, the jacking sleeve 2 is a hollow cylinder, a rotating shaft hole 21 with a square cross section is vertically formed in the side wall of one end, close to the mounting seat 5, of the jacking sleeve 2, a rotating shaft 6 is inserted in the rotating shaft hole 21, the cross section of the middle of the rotating shaft 6 is consistent with that of the rotating shaft hole 21, the cross sections of two ends of the rotating shaft 6 are circular, and the rotating shaft is rotatably connected to the mounting seat 5.

An adjusting nut 22 is coaxially welded and fixed at one end, far away from the mounting seat 5, of the jacking sleeve 2, one end of the ejector rod 3 is inserted into the jacking sleeve 2 and is in threaded connection with the adjusting nut 22, and the length of the whole unloading rod 1 can be adjusted by rotating the ejector rod 3.

The end face of the ejector rod 3, which is positioned at one end in the jacking sleeve 2, is provided with a sealing gasket 31, the sealing gasket 31 is abutted against the inner wall of the jacking sleeve 2, and the sealing gasket 31 is fixed on the end face of the ejector rod 3 through a bolt; the end of the mandril 3 far away from the jacking sleeve 2 is welded and fixed with a rotating nut 32, so that the rotating nut 32 is driven by a tool to rotate, and the mandril 3 is rotated.

Referring to fig. 3 and 4, the plug 4 is a hollow column, one end of the plug 4 is a plane, the other end of the plug is provided with an arc-shaped groove 41 which vertically penetrates through the plug 4, the end face of one end, far away from the jacking sleeve 2, of the ejector rod 3 is coaxially fixed with the core column 33, the plug 4 is sleeved on the core column 33, and the plane end of the plug 4 is abutted to the ejector rod 3.

Referring to fig. 3 and 5, a limit hole 42 is eccentrically formed in the side wall of the plug 4, a limit rod 43 is connected to the limit hole 42 through an internal thread, and an annular abdicating groove 34 for the limit rod 43 to penetrate is formed in the core column 33 so as to limit axial movement of the plug 4 and enable the plug 4 to rotate circumferentially around the axis of the plug 4.

Referring to fig. 2, a first connecting screw 10 located right below a rotating shaft 6 is connected to the mounting seat 5 in a threaded manner, a first connecting block 7 is welded to one end, away from the mounting seat 5, of the connecting screw, a second connecting block 8 is arranged on a jacking sleeve 2, two ends of a pulling spring are fixed to the first connecting block 7 and the second connecting block 8 respectively, when an attached scaffold ascends, the pulling spring 9 drives the unloading rod 1 to rotate anticlockwise (with the state shown in fig. 1 as a reference and the same position at the bottom), when the attached scaffold descends, after the unloading rod 1 is manually rotated to a critical position perpendicular to the top surface of the wall-attached support 15, the pulling spring 9 drives the unloading rod 1 to rotate clockwise, the unloading rod 1 is enabled to abut against one side, away from the guide rail 13, of the wall-attached support 15, and the unloading.

The outer wall of the jacking sleeve 2 is connected with a sliding ring 11 in a sliding mode, a second connecting screw 12 is fixedly welded on the second connecting block 8, and the second connecting screw 12 is in threaded connection with the sliding ring 11 and penetrates through the sliding ring 11 to be abutted against the outer wall of the jacking sleeve 2; the second screw 12 is rotated to enable the end face of the second screw 12 to be separated from the jacking sleeve 2, the sliding ring 11 slides along the outer wall of the jacking sleeve 2, the stretching length of the stretching spring 9 can be adjusted, the purpose of adjusting the elasticity of the stretching spring 9 on the unloading rod 1 is achieved, then the second screw 12 is rotated in the reverse direction, the end face of the second screw is enabled to be abutted to the outer wall of the jacking sleeve 2, and the sliding ring 11 is limited to slide.

Referring to fig. 2 and 6, an end cap 61 is fixedly welded at one end of the rotating shaft 6, an external thread is arranged at the other end of the rotating shaft, and a limit nut 62 is connected with the other end of the rotating shaft in a threaded manner; when the attached scaffold descends, the unloading rod 1 is rotated to one side of the attached wall support 15 far away from the guide rail 13, the limiting nut 62 is locked to enable the limiting nut 62 to be abutted against the mounting seat 5, then the limiting rotating shaft 6 and the mounting seat 5 rotate relatively, and the unloading rod 1 is further limited.

The implementation principle of the embodiment is as follows: when the attached scaffold is lifted, the tension spring 9 keeps the unloading rod 1 pressed to the guide rail 13, when the anti-falling cross rod 14 of the guide rail 13 is lifted to contact the lower surface of the top head 4 of the unloading rod 1, the unloading rod 1 is driven to rotate clockwise around the axis of the rotating shaft 6 along with the lifting of the guide rail 13, when the anti-falling cross rod 14 of the guide rail 13 is separated from the unloading rod 1, the unloading rod 1 can rotate anticlockwise around the axis of the rotating shaft 6 under the action of the tension spring 9 until the top head 4 is contacted with the next anti-falling cross rod 14, the process is circulated continuously, and in the lifting process of the attached scaffold, the unloading rod 1 does not interfere with the movement of the guide rail 13;

when the attached scaffold falls in the rising process, the top head 4 of the load unloading rod 1 rotates anticlockwise along the axis of the rotating shaft 6 along with the downward pressing of the anti-falling cross rod 14, the anti-falling cross rod 14 falls into the arc-shaped groove 41 of the top head 4, and the load unloading rod 1 prevents the attached scaffold from continuously falling, so that the anti-falling function is realized.

When the attached scaffold descends, the load unloading rod 1 is manually driven to rotate clockwise around the axis of the rotating shaft 6, so that the load unloading rod 1 is far away from the guide rail 13, the stretching length of the stretching spring 9 is increased, and when the load unloading rod 1 reaches a position vertical to the top surface of the wall-attached support 15, the critical position is reached, and the stretching length of the stretching spring 9 reaches a peak value; and continuing rotating the unloading rod 1, wherein the stretching length of the stretching spring 9 is reduced, the elastic force of the stretching spring 9 drives the unloading rod 1 to rotate clockwise around the axis of the rotating shaft 6, the unloading rod 1 is kept pressing to one side of the wall-attached support 15 far away from the guide rail 13, and then the limiting nut 62 is locked to further limit the rotation of the unloading rod 1, so that the unloading rod 1 does not interfere with the descending of the attached scaffold.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an off-load pole ejector pin subassembly that attaches wall support, is including unloading with a load pole (1), unload with a load pole (1) including jacking cover (2) and ejector pin (3) be connected with jacking cover (2), the one end that jacking cover (2) were kept away from in ejector pin (3) is connected with top (4), attaches wall support (15) top surface and is provided with mount pad (5), it is articulated its characterized in that through pivot (6) and mount pad (5) top to unload with a load pole (1) one end of keeping away from ejector pin (3): the jacking device is characterized in that a first connecting block (7) is arranged at the bottom of the mounting seat (5), a second connecting block (8) is arranged on the jacking sleeve (2), and an extension spring (9) is arranged between the first connecting block (7) and the second connecting block (8).

2. The load bar ram assembly of a wall attachment bracket of claim 1, wherein: pivot (6) both ends are cylindrical, rotate with mount pad (5) and are connected, and the polygon is personally submitted in pivot (6) middle part is transversal, wear to establish on jacking cover (2) in pivot (6) middle part, pivot (6) one end is fixed with end cap (61), and other end threaded connection has stop nut (62).

3. The load bar ram assembly of a wall attachment bracket of claim 2, wherein: the outer wall of the jacking sleeve (2) is connected with a sliding ring (11) in a sliding mode, a second connecting screw rod (12) is arranged on the second connecting block (8), and the second connecting screw rod (12) is in threaded connection with the sliding ring (11) and penetrates through the sliding ring (11) to be abutted to the outer wall of the jacking sleeve (2).

4. A wall attachment support load bar ram assembly as claimed in claim 3, wherein: one end of the jacking sleeve (2) far away from the mounting seat (5) is fixed with an adjusting nut (22), the ejector rod (3) is in threaded connection with the adjusting nut (22), and the cross section of one end of the ejector rod (3) far away from the jacking sleeve (2) is polygonal.

5. The load bar ram assembly of a wall attachment bracket of claim 4, wherein: the ejector head (4) is a hollow cylinder, and one end of the ejector head (4) far away from the ejector rod (3) is provided with an arc-shaped groove (41) which vertically penetrates through the ejector head (4).

6. The load bar ram assembly of a wall attachment bracket of claim 5, wherein: the one end that jacking cover (2) was kept away from in ejector pin (3) is fixed with stem (33), top (4) cup joint on stem (33), top (4) lateral wall off-centre is provided with spacing hole (42), spacing hole (42) female connection has gag lever post (43), set up annular groove of stepping down (34) that supply gag lever post (43) to wear to establish on stem (33).

7. The load bar ram assembly of a wall attachment bracket of claim 1, wherein: the connecting block I (7) is provided with a connecting screw rod I (10), and the connecting screw rod I (10) is in threaded connection with the mounting seat (5).

8. The load bar ram assembly of a wall attachment bracket of claim 4, wherein: the end face of one end of the ejector rod (3) located in the jacking sleeve (2) is provided with a sealing gasket (31), the sealing gasket (31) is abutted to the inner wall of the jacking sleeve (2), and the sealing gasket (31) is fixed on the end face of the ejector rod (3) through a bolt.