CN217783006U - Assembled lifting type back jacking device and back jacking system - Google Patents
Assembled lifting type back jacking device and back jacking system Download PDFInfo
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- CN217783006U CN217783006U CN202221993227.7U CN202221993227U CN217783006U CN 217783006 U CN217783006 U CN 217783006U CN 202221993227 U CN202221993227 U CN 202221993227U CN 217783006 U CN217783006 U CN 217783006U
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Abstract
An assembled lifting type back jacking device comprises a lifting base, a top support and a telescopic rod assembly, wherein the top support is arranged above the telescopic rod assembly, the top support comprises a supporting plate and a supporting rod which are fixedly connected, the supporting rod is in threaded connection with the telescopic rod assembly, the lifting base is arranged below the telescopic rod assembly, the lifting base drives the telescopic rod assembly and the top support to lift up and down, walking wheels are arranged on two sides of the telescopic rod assembly, the walking wheels are connected with the telescopic rod assembly through a height adjusting device, and the height adjusting device drives the walking wheels to move up and down; the lifting base comprises a diamond expansion bracket and a driving rod piece, the diamond expansion bracket is vertically arranged, the top of the diamond expansion bracket is connected with an expansion rod assembly, and the driving rod piece drives the diamond expansion bracket to expand and contract up and down. A back-jacking system adopts the back-jacking device. The utility model discloses accessible walking wheel removes, and is flexible through telescopic link assembly to through the lift base height-adjusting, and the top holds in the palm also height-adjusting, convenient operation, the suitability is strong, belongs to building construction technical field.
Description
Technical Field
The utility model relates to a construction technical field, concretely relates to equipment over-and-under type returns top mounted putting and system of returning.
Background
In high-rise building construction projects, construction elevators are important transportation devices that are widely used. Plan construction elevator position is located the basement roof usually, to modern high-rise residence, construction elevator mounting height can reach 80 meters more, so need fully consider basement roof atress condition, if can't reach the requirement of upper portion installation elevator because of basement roof bearing capacity, will produce certain potential safety hazard, consequently, need provide corresponding roof back to the top scheme and measure, back to the upper end butt basement roof of device, its lower extreme butt basement bottom plate to the load conduction when using the construction elevator to the bottom plate of basement, ensure the structural security of basement roof. However, the existing back-jacking device is usually supported by a single column, and is inconvenient to transport and install due to large volume and weight, and consumes time and labor during construction.
SUMMERY OF THE UTILITY MODEL
To the technical problem who exists among the prior art, the utility model aims at: the assembled lifting type back jacking device is convenient to move and simple to install.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an assembled lifting type back jacking device comprises a lifting base, a top support and a telescopic rod assembly, wherein the top support is arranged above the telescopic rod assembly, the top support comprises a supporting plate and a supporting rod which are fixedly connected, the supporting rod is in threaded connection with the telescopic rod assembly, the lifting base is arranged below the telescopic rod assembly, so that the lifting base drives the telescopic rod assembly and the top support to lift up and down, walking wheels are arranged on two sides of the telescopic rod assembly, the walking wheels are connected with the telescopic rod assembly through a height adjusting device, and the height adjusting device drives the walking wheels to move up and down; the lifting base comprises a diamond expansion bracket and a driving rod piece, the diamond expansion bracket is vertically arranged, the top of the diamond expansion bracket is connected with an expansion rod assembly, and the driving rod piece is connected with the diamond expansion bracket and drives the diamond expansion bracket to expand and contract up and down.
After adopting this kind of structure, this device accessible walking wheel removes, and is flexible through telescopic link subassembly to through lifting base height-adjusting, and the top holds in the palm also height-adjusting, convenient operation, the suitability is strong.
Preferably, the rhombic expansion bracket comprises a top plate, a bottom plate and a plurality of rhombic expansion units, the rhombic expansion units are positioned between the top plate and the bottom plate, the rhombic expansion units are respectively a driving unit and a plurality of transmission units, the driving unit is positioned below the transmission units, and the driving unit comprises an upper node, a lower node, a left node and a right node; the driving rod piece comprises a screw rod, a threaded screw sleeve and a first operating rod, the screw rod is in threaded connection with the threaded screw sleeve, the screw rod is fixedly connected with the left node, the threaded screw sleeve is fixedly connected with the first operating rod, and the first operating rod is rotatably connected with the right node, so that the diamond expansion bracket is driven to expand by rotating the first operating rod.
Preferably, the lifting base further comprises an inverted-U-shaped mounting frame, the mounting frame is fixed to the bottom of the telescopic rod assembly, the top plate is fixedly connected with the inner top wall of the mounting frame, the rhombic telescopic frame is located inside the mounting frame when retracting, the avoidance groove is formed in the side face of the mounting frame, and the first operating rod penetrates through the avoidance groove.
Preferably, the telescopic rod assembly comprises a first rod body, a second rod body and a third rod body, the first rod body is sleeved on the outer side of the second rod body, the second rod body is sleeved on the outer side of the third rod body, the third rod body is provided with internal threads, external threads are arranged on the outer side of the supporting rod, and the supporting rod is screwed into the third rod body; the inboard of the first body of rod and the inboard of the second body of rod all open the draw-in groove, and the outside of the second body of rod and the outside of the third body of rod all are equipped with the elasticity buckle that can block in the draw-in groove.
Preferably, an electric push rod is arranged at the bottom in the first rod body, and the second rod body is positioned above the electric push rod.
Preferably, the height adjusting device comprises a rail fixing member, a rail, a guide wheel, a housing and a second operating rod; the track fixing piece is fixed on the outer side wall of the first rod body, the track is vertically installed on one side of the track fixing piece, the outer side of the track is of a sawtooth structure and is meshed with the guide wheel, the shell is connected with the track fixing piece in a sliding mode, the second operating rod is connected with the shell in a rotating mode, the second operating rod is connected with the guide wheel through the gear transmission mechanism, the gear transmission mechanism is installed in the shell, the second operating rod rotates to drive the guide wheel and the shell to move along the track, and the traveling wheel is connected with the shell in a rotating mode through the bearing.
Preferably, the height adjusting device further includes a stop lifting lever movably installed on the housing, a moving direction of the stop lifting lever is horizontal, the rail fixing member is provided with a plurality of fixing grooves arranged in a vertical direction, and the stop lifting lever is inserted into or separated from the fixing grooves by horizontal movement.
As an optimization, the quantity of equipment over-and-under type back-jacking device is a plurality of, still include coupling assembling, coupling assembling includes horizontal pole and connector link, the both ends of horizontal pole are equipped with the external screw thread, the side of telescopic link subassembly is fixed with many connecting rods, be equipped with the through-hole on the connecting rod, the connecting rod passes through connector link and bolt connection horizontal pole, the one end of connector link is equipped with the hickey that is used for connecting the horizontal pole, the other end of connector link be equipped with connecting rod assorted shrinkage pool, the side of shrinkage pool is equipped with two relative jacks, the connecting rod inserts in the shrinkage pool, the bolt passes jack and through-hole.
Preferably, the cross-section of the pin is circular and gradually decreases from one end to the other.
Preferably, four connecting rods are fixed on the side face of the telescopic rod assembly, the plurality of assembled lifting type back-jacking devices are arranged in a rectangular array, and the adjacent assembled lifting type back-jacking devices are connected through the connecting assembly.
In general, the utility model has the advantages as follows:
(1) This device is installed and is removed the walking wheel, and the high adjusting device of walking wheel installation has simultaneously been taken turns, and this high adjusting device is connected through the rivet with first body of rod lateral wall to set up the track mounting at the telescopic link both ends, the last mounting rail of track mounting, the device drives the walking wheel through inside gear drive and adjusts from top to bottom, and fixes the height of walking wheel through stopping the lift action bars. The walking wheel makes the device convenient to move, and the walking wheel can ascend and be folded by the mechanism after the walking wheel is moved, so that the back jacking is not influenced.
(2) This device accessible control first action bars control lifting base is flexible from top to bottom, and height adjustment is convenient.
(3) The telescopic link of this device is total tertiary, and the diameter reduces from the bottom up in proper order to present slightly along telescopic link direction diameter reduction trend, be similar to the fishing rod, can satisfy not co-altitude condition and use, and be equipped with elastic buckle, rotatory telescopic link can fix flexible height after reaching the fixed position, convenient operation is stable.
(4) The top position of this device is equipped with the atress and pushes up the support, pushes up the support and adopts spiral mode interface with the telescopic link juncture, and the adjustment of being convenient for returns the top device small-range undulant.
(5) This back-pushing system can arrange by single pole, also can arrange by many poles, connects through the connector link between the adjacent body of rod, easy dismounting uses in a flexible way.
Drawings
Fig. 1 is a schematic overall structure diagram of an assembled lifting type back-jacking device in the first embodiment.
Fig. 2 is an enlarged view of the area a in fig. 1.
Fig. 3 is a schematic structural diagram of a lifting base in the first embodiment.
Fig. 4 is a schematic side view of a height adjustment device according to a first embodiment.
Fig. 5 is a schematic top view of a connection between the height adjustment device and the first rod according to the first embodiment.
Fig. 6 is an overall schematic view of the connection between the assembled lift-type back-jacking device and the connecting assembly in the first embodiment.
Fig. 7 is a detailed view of the connection between the assembled lift-type back-jacking device and the connecting assembly in the first embodiment.
Fig. 8 is a layout diagram of the top-returning system according to the first embodiment.
Fig. 9 is a schematic view of an overall structure of an assembled lift-type back-up device in the second embodiment.
Fig. 10 is a layout diagram of the roof return system in the third embodiment.
Fig. 11 is a layout diagram of the roof return system in the fourth embodiment.
Wherein, 1 is the top support, 2 is telescopic rod subassembly, 3 is lifting pedestal, 4 are the walking wheel, 5 are height adjusting device, 6 are electric putter, 7 are coupling assembling, 8 are the horizontal pole, 9 are wire rope, 10 are the pulley.
21 is a first rod, 22 is a second rod, and 23 is a third rod.
31 is a top plate, 32 is a transmission unit, 33 is a driving unit, 34 is a bottom plate, 35 is a screw rod, 36 is a threaded sleeve, 37 is a first operating rod, and 38 is a mounting frame.
51 is a rail, 52 is a guide wheel, 53 is a gear transmission mechanism, 54 is a shell, 55 is a second operating rod, 56 is a lifting stop operating rod, 57 is a bearing, 58 is a rail fixing piece, and 59 is a rivet.
71 is a through hole, 81 is a cross bar, 82 is a threaded interface, and 83 is a bolt.
Detailed Description
The present invention will be described in further detail with reference to the drawings and the following detailed description.
Example one
As shown in fig. 1 to 8, an assembled lifting type back jacking device comprises a lifting base, a jacking support and a telescopic rod assembly, wherein the jacking support is arranged above the telescopic rod assembly and comprises a supporting plate and a supporting rod which are fixedly connected, the supporting rod is in threaded connection with the telescopic rod assembly, the lifting base is arranged below the telescopic rod assembly, so that the lifting base drives the telescopic rod assembly and the jacking support to lift up and down, walking wheels are arranged on two sides of the telescopic rod assembly and are connected with the telescopic rod assembly through a height adjusting device, and the height adjusting device drives the walking wheels to move up and down; the lifting base comprises a diamond expansion bracket and a driving rod piece, the diamond expansion bracket is vertically arranged, the top of the diamond expansion bracket is connected with an expansion rod assembly, and the driving rod piece is connected with the diamond expansion bracket and drives the diamond expansion bracket to expand and contract up and down.
The rhombic expansion bracket comprises a top plate, a bottom plate and a plurality of rhombic expansion units, wherein the plurality of rhombic expansion units are positioned between the top plate and the bottom plate, the plurality of rhombic expansion units are respectively a driving unit and a plurality of transmission units, the driving unit is positioned below the plurality of transmission units, and the driving unit comprises an upper node, a lower node, a left node and a right node; the driving rod piece comprises a screw rod, a thread sleeve and a first operating rod, the screw rod is in threaded connection with the thread sleeve, the screw rod is fixedly connected with the left node, the thread sleeve is fixedly connected with the first operating rod, the first operating rod is rotatably connected with the right node, and therefore the diamond-shaped expansion bracket is driven to stretch by rotating the first operating rod.
The lifting base further comprises an inverted U-shaped installation frame, the installation frame is fixed to the bottom of the telescopic rod assembly, the top plate is fixedly connected with the inner top wall of the installation frame, the rhombic expansion frame is located inside the installation frame when retracting, the avoidance groove is formed in the side face of the installation frame, and the first operating rod penetrates through the avoidance groove.
The telescopic rod component comprises a first rod body, a second rod body and a third rod body, the first rod body is sleeved on the outer side of the second rod body, the second rod body is sleeved on the outer side of the third rod body, the third rod body is provided with internal threads, external threads are arranged on the outer side of the supporting rod, and the supporting rod is screwed into the third rod body; the inboard of the first body of rod and the inboard of the second body of rod all open the draw-in groove, and the outside of the second body of rod and the outside of the third body of rod all are equipped with the elasticity buckle that can block in the draw-in groove.
During the installation, slide about through the second body of rod and the third body of rod and make elasticity buckle and the draw-in groove that corresponds be in same height, the rotatory body of rod can make the elasticity buckle card go into in the draw-in groove.
The edge at the horizontal direction draw-in groove is circular-arcly to elastic buckle can pop out through draw-in groove clockwise or anticlockwise rotation, if need the fixed body of rod, then need rotate once more and make elastic buckle get into in the draw-in groove. When the elastic buckle is clamped in the clamping groove, the rod bodies on the inner side and the outer side in the vertical direction are clamped, and the buckle cannot be ejected out due to the movement in the vertical direction.
The bottom in the first rod body is provided with an electric push rod, and the second rod body is positioned above the electric push rod.
Still be equipped with the roating seat in the first body of rod, the roating seat is used for driving the second body of rod rotatory, and the outside of the first body of rod is equipped with the control box that is used for controlling electric putter and roating seat.
The height adjusting device comprises a rail fixing piece, a rail, a guide wheel, a shell and a second operating rod; the track fixing piece is fixed on the outer side wall of the first rod body, the track is vertically installed on one side of the track fixing piece, the outer side of the track is of a sawtooth structure and is meshed with the guide wheel, the shell is connected with the track fixing piece in a sliding mode, the second operating rod is connected with the shell in a rotating mode, the second operating rod is connected with the guide wheel through the gear transmission mechanism, the gear transmission mechanism is installed in the shell, the second operating rod rotates to drive the guide wheel and the shell to move along the track, and the traveling wheel is connected with the shell in a rotating mode through the bearing.
The track fixing piece is connected with the side wall of the first rod body through a rivet.
The height adjusting device further comprises a lifting stop operating rod, the lifting stop operating rod is movably mounted on the shell, the moving direction of the lifting stop operating rod is horizontal, a plurality of fixing grooves which are arranged in the vertical direction are formed in the rail fixing piece, and the lifting stop operating rod is embedded into or separated from the fixing grooves through horizontal movement.
The quantity of equipment over-and-under type back-jacking system is a plurality of, still include coupling assembling, coupling assembling includes horizontal pole and connector link, the both ends of horizontal pole are equipped with the external screw thread, the side of telescopic link subassembly is fixed with many connecting rods, be equipped with the through-hole on the connecting rod, the connecting rod passes through connector link and bolt connection horizontal pole, the one end of connector link is equipped with the hickey that is used for connecting the horizontal pole, the other end of connector link be equipped with connecting rod assorted shrinkage pool, the side of shrinkage pool is equipped with two relative jacks, the connecting rod inserts in the shrinkage pool, the bolt passes jack and through-hole.
The cross-section of the bolt is circular, and from one end to the other end, the cross-section of the bolt gradually decreases.
Four connecting rods are fixed to the side face of the telescopic rod assembly, a plurality of assembled lifting type back jacking devices are arranged in a rectangular array, and adjacent assembled lifting type back jacking devices are connected through the connecting assemblies.
The number of the assembled lifting type back jacking devices is 4.
The use process of the assembled lifting type back jacking device and the back jacking system is as follows.
Firstly, the assembled lifting type jacking device is moved to a specified jacking position through the travelling wheels, after the assembled lifting type jacking device reaches the specified jacking position, the travelling wheels are lifted to a proper position through the second operating rod, and the assembled lifting type jacking device is stopped at the position by stopping the lifting operating rod.
And secondly, releasing the telescopic rod assembly according to the back jacking height, and then finely adjusting the height by rotating the jacking of the top. When releasing the telescopic rod component, dial the back with the third body of rod, rotatory third body of rod through the cooperation of elasticity buckle and draw-in groove with the third body of rod card at this height, the second body of rod can be driven by electric putter and rise to it is rotatory to be driven by the roating seat, then blocks the second body of rod through the cooperation of elasticity buckle and draw-in groove equally.
And thirdly, after the telescopic rod component is released, the height is adjusted again through the lifting base at the bottom.
And fourthly, completing the installation of other assembled lifting type back jacking devices according to the mode.
And fifthly, connecting the adjacent assembled lifting type back jacking devices through the connecting assemblies, and increasing the stability and safety of back jacking.
After the top returning is finished, the reverse step of installation can be carried out for recycling.
Example two
As shown in fig. 9, the telescopic rod assembly further includes a linkage steel cable, one end of the linkage steel cable is fixedly connected to the bottom of the first rod, and the other end of the linkage steel cable passes through the pulley system and then is fixed to the bottom of the third rod, so that the second rod is lifted to drive the third rod to lift relative to the second rod. The sheave system includes a wire rope and a plurality of sheaves.
When the telescopic rod assembly is released, the electric push rod automatically shrinks, the second rod body and the third rod body form a linkage relation, and the second rod body synchronously stretches and adjusts along with the stretching length of the third rod body.
The embodiment is not described in the first embodiment.
EXAMPLE III
As shown in fig. 10, the number of the assembled lifting type back jacking devices is 6.
The embodiment is not described in the first embodiment.
Example four
As shown in fig. 11, the number of the assembled lifting type back jacking devices is 8.
The embodiment is not described in the first embodiment.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (10)
1. The utility model provides an equipment over-and-under type returns top device which characterized in that: the lifting base is arranged below the telescopic rod assembly, so that the lifting base drives the telescopic rod assembly and the jacking to lift up and down, walking wheels are arranged on two sides of the telescopic rod assembly, the walking wheels are connected with the telescopic rod assembly through a height adjusting device, and the height adjusting device drives the walking wheels to move up and down;
the lifting base comprises a diamond expansion bracket and a driving rod piece, the diamond expansion bracket is vertically arranged, the top of the diamond expansion bracket is connected with an expansion rod component, and the driving rod piece is connected with the diamond expansion bracket and drives the diamond expansion bracket to expand and contract up and down.
2. An assembled lift-type jack-back device according to claim 1, wherein: the rhombic expansion frame comprises a top plate, a bottom plate and a plurality of rhombic expansion units, the rhombic expansion units are positioned between the top plate and the bottom plate, the rhombic expansion units are respectively a driving unit and a plurality of transmission units, the driving unit is positioned below the transmission units, and the driving unit comprises an upper node, a lower node, a left node and a right node;
the driving rod piece comprises a screw rod, a thread sleeve and a first operating rod, the screw rod is in threaded connection with the thread sleeve, the screw rod is fixedly connected with the left node, the thread sleeve is fixedly connected with the first operating rod, the first operating rod is rotatably connected with the right node, and therefore the diamond-shaped expansion bracket is driven to stretch by rotating the first operating rod.
3. An assembled lift-type jack-back device according to claim 2, wherein: the lifting base further comprises an inverted U-shaped installation frame, the installation frame is fixed to the bottom of the telescopic rod assembly, the top plate is fixedly connected with the inner top wall of the installation frame, the rhombic expansion frame is located inside the installation frame when retracting, the avoidance groove is formed in the side face of the installation frame, and the first operating rod penetrates through the avoidance groove.
4. An assembled lift-type jack-back device according to claim 1, wherein: the telescopic rod component comprises a first rod body, a second rod body and a third rod body, the first rod body is sleeved on the outer side of the second rod body, the second rod body is sleeved on the outer side of the third rod body, the third rod body is provided with internal threads, external threads are arranged on the outer side of the supporting rod, and the supporting rod is screwed into the third rod body;
the inboard of the first body of rod and the inboard of the second body of rod all open the draw-in groove, and the outside of the second body of rod and the outside of the third body of rod all are equipped with the elasticity buckle that can block in the draw-in groove.
5. An assembled lift-type jack-back device according to claim 4, wherein: the bottom in the first rod body is provided with an electric push rod, and the second rod body is positioned above the electric push rod.
6. An assembled lift-type jack-back device according to claim 4, wherein: the height adjusting device comprises a rail fixing piece, a rail, a guide wheel, a shell and a second operating rod;
the track fixing piece is fixed on the outer side wall of the first rod body, the track is vertically installed on one side of the track fixing piece, the outer side of the track is of a sawtooth structure and is meshed with the guide wheel, the shell is connected with the track fixing piece in a sliding mode, the second operating rod is connected with the shell in a rotating mode, the second operating rod is connected with the guide wheel through the gear transmission mechanism, the gear transmission mechanism is installed in the shell, the second operating rod rotates to drive the guide wheel and the shell to move along the track, and the traveling wheel is connected with the shell in a rotating mode through the bearing.
7. An assembled lift-type jack-back device according to claim 6, wherein: the height adjusting device further comprises a lifting stop operating rod, the lifting stop operating rod is movably mounted on the shell, the lifting stop operating rod is horizontal in the moving direction, a plurality of fixing grooves arranged in the vertical direction are formed in the rail fixing piece, and the lifting stop operating rod is embedded into or separated from the fixing grooves through horizontal movement.
8. A jack-back system comprising an assembled lifting jack-back device according to any one of claims 1 to 7, wherein: the quantity of equipment over-and-under type back-jacking equipment is a plurality of, still include coupling assembling, coupling assembling includes horizontal pole and connector link, the both ends of horizontal pole are equipped with the external screw thread, the side of telescopic link subassembly is fixed with many connecting rods, be equipped with the through-hole on the connecting rod, the connecting rod passes through connector link and bolt connection horizontal pole, the one end of connector link is equipped with the hickey that is used for connecting the horizontal pole, the other end of connector link be equipped with connecting rod assorted shrinkage pool, the side of shrinkage pool is equipped with two relative jacks, the connecting rod inserts in the shrinkage pool, the bolt passes jack and through-hole.
9. A retro-reflective system according to claim 8, wherein: the cross-section of the bolt is circular, and from one end to the other end, the cross-section of the bolt gradually decreases.
10. A system as claimed in claim 8, wherein: four connecting rods are fixed to the side face of the telescopic rod assembly, a plurality of assembled lifting type back jacking devices are arranged in a rectangular array, and adjacent assembled lifting type back jacking devices are connected through the connecting assemblies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221993227.7U CN217783006U (en) | 2022-07-29 | 2022-07-29 | Assembled lifting type back jacking device and back jacking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221993227.7U CN217783006U (en) | 2022-07-29 | 2022-07-29 | Assembled lifting type back jacking device and back jacking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217783006U true CN217783006U (en) | 2022-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221993227.7U Active CN217783006U (en) | 2022-07-29 | 2022-07-29 | Assembled lifting type back jacking device and back jacking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217783006U (en) |
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2022
- 2022-07-29 CN CN202221993227.7U patent/CN217783006U/en active Active
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