CN221030680U - Jacking device - Google Patents
Jacking device Download PDFInfo
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- CN221030680U CN221030680U CN202322449935.5U CN202322449935U CN221030680U CN 221030680 U CN221030680 U CN 221030680U CN 202322449935 U CN202322449935 U CN 202322449935U CN 221030680 U CN221030680 U CN 221030680U
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- driving
- jacking device
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- 230000001681 protective effect Effects 0.000 claims abstract description 18
- 230000000712 assembly Effects 0.000 claims abstract 3
- 238000000429 assembly Methods 0.000 claims abstract 3
- 230000002457 bidirectional effect Effects 0.000 claims description 43
- 230000000670 limiting effect Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of building structure jacking, and discloses a jacking device which comprises a supporting top frame, two folding brackets and bottom frames, wherein strip-shaped sliding grooves are formed in the inner walls of two sides of the supporting top frame, the two folding brackets are provided with two groups, the two bottom frames are respectively arranged at the lower ends of the two groups of the folding brackets, belt protective shells are arranged on the inner sides of one ends of the two bottom frames, driving assemblies are arranged in and outside the two bottom frames, movable top plates are arranged on two sides of the supporting top frame, clamping strips are fixedly arranged on two sides of the movable top plates and clamped into the strip-shaped sliding grooves and are in sliding connection with the inner walls of the strip-shaped sliding grooves, and a horizontal adjusting assembly is arranged on the surface of the lower end of the supporting top frame. This jacking device through setting up horizontal adjustment subassembly, can adjust roof and building structure's effective area of support according to the in-service use demand, and application scope is wider.
Description
Technical Field
The utility model relates to the technical field of building structure jacking, in particular to a jacking device.
Background
Building structures refer to systems that are capable of withstanding various actions in building construction, consisting of various elements (roof trusses, beams, plates, columns, etc.).
When the building structure is built, if the hollow building structure appears, the jacking structure is needed to be used for jacking the building structure, and the jacking structure is also used for jacking the building structure assembled or poured on the ground to the designed elevation step by step.
Because current jacking device generally drives the roof through the pneumatic cylinder work and goes up and down, and jacking device whole volume is great, does not have folding function, inconvenient carrying transportation, and current jacking device's top panel size is generally fixed, can not adjust roof and building structure's effective holding area according to the in-service use demand, and application range is less, consequently, need provide a jacking device to solve above-mentioned problem.
Disclosure of utility model
In view of the shortcomings of the prior art, the present utility model provides a jacking device that solves the problems mentioned in the background above.
The utility model provides the following technical scheme: a jacking device comprising:
The support top frame is provided with strip-shaped sliding grooves on the inner walls of the two sides of the support top frame;
the folding brackets are provided with two groups, and the two groups of folding brackets are respectively arranged on two sides of the lower end surface of the supporting top frame;
The two bottom frames are arranged at the lower ends of the two groups of folding brackets respectively;
The inner sides of one end of the two bottom frames are provided with belt protective shells, the inside and the outside of the two bottom frames are provided with driving components, both sides of the supporting top frame are provided with movable top plates, both sides of the movable top plates are fixedly provided with clamping strips, the clamping strips are clamped into the inside of the strip-shaped sliding grooves and are in sliding connection with the inner walls of the strip-shaped sliding grooves, and the surface of the lower end of the supporting top frame is provided with a horizontal adjusting component;
The horizontal adjusting assembly further comprises a bidirectional adjusting screw, the bidirectional adjusting screw is arranged below the supporting top frame, the directions of threads formed at two ends of the bidirectional adjusting screw are opposite, and two ends of the bidirectional adjusting screw are respectively in threaded connection with the two movable top plates.
Preferably, the driving assembly further comprises a driving motor, two bidirectional driving screws and a nut member, the directions of threads formed at two ends of the bidirectional driving screws are opposite, two bidirectional driving screws are arranged, and the two bidirectional driving screws are respectively and rotatably arranged inside the two bottom frames.
Preferably, two bidirectional drive screws are connected through belt transmission, one end of each bidirectional drive screw penetrates through the side wall of the bottom frame and is fixedly connected with the output end of the driving motor, two ends of each bidirectional drive screw are connected with nut pieces in a threaded mode, and the nut pieces are connected with the bottom surface inside the bottom frame in a sliding mode.
Preferably, each group of folding support is provided with two pairs of cross connecting rods at least, the four corners of the lower end surface of the supporting top frame are provided with track grooves, the supporting top frame is provided with a slidable U-shaped connecting piece through the track grooves, the top ends of the two cross connecting rods positioned at the upper end of the folding support are movably connected with the U-shaped connecting piece, and the bottom ends of the two cross connecting rods positioned at the lower end of the folding support are movably connected with the nut piece.
Preferably, the horizontal adjusting assembly further comprises a handle, a protection frame and a limiting slide rod, a bevel gear set is arranged inside the protection frame, the bevel gear set comprises two bevel gears meshed with each other, the bidirectional adjusting screw rod penetrates through the protection frame, and the bevel gears in a vertical state are sleeved on the outer surface of the bidirectional adjusting screw rod.
Preferably, the handle is arranged below the protective frame, the upper end of the handle is fixedly provided with a driving shaft, and the upper end of the driving shaft penetrates through the bottom wall of the protective frame and is fixedly connected with the bottom surface of the bevel gear in a horizontal state.
Preferably, the limiting slide bars are arranged on two sides of the bidirectional adjusting screw rod through the fixing blocks, sliding holes are formed in the movable top plates, and two ends of each limiting slide bar are respectively inserted into the sliding holes of the two movable top plates and are in sliding connection with the movable top plates.
Compared with the prior art, the utility model has the following beneficial effects:
1. This jacking device through setting up horizontal adjustment subassembly, through rotating the handle under bevel gear group's transmission effect, effectively drives two-way adjusting screw and rotates to under the spacing effect of draw-in bar and spacing slide bar, realize that two movable roof are along two-way adjusting screw horizontal direction removal, are close to each other or keep away from each other, thereby can adjust roof and building structure's effective holding area according to the in-service use demand, application scope is wider.
2. This jacking device, through setting up drive assembly, when the folding support of drive is expanded, can effectively jack up the support roof-rack, after the folding support of drive is folding, this jacking device whole volume reduces, the transportation of jacking device of being convenient for.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the mounting structure of the horizontal adjustment assembly of the present utility model;
FIG. 3 is a schematic view of the connection structure between the supporting roof rack and the movable roof board according to the present utility model;
fig. 4 is a schematic diagram of the working principle of the driving assembly of the present utility model.
In the figure: 1. a supporting top frame; 101. a strip-shaped chute; 102. a U-shaped connecting piece; 2. a movable top plate; 201. clamping strips; 3. a bottom frame; 301. a belt protective shell; 4. folding the bracket; 5. a level adjustment assembly; 501. a handle; 502. a protective frame; 503. a bidirectional adjusting screw; 504. a limit slide bar; 6. a drive assembly; 601. a driving motor; 602. a bi-directional drive screw; 603. and a nut member.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a jacking device includes:
The support top frame 1 is provided with strip-shaped sliding grooves 101 on the inner walls of the two sides of the support top frame 1;
The folding brackets 4 are provided with two groups, and the two groups of folding brackets 4 are respectively arranged on two sides of the lower end surface of the supporting top frame 1;
The two bottom frames 3 are arranged, and the two bottom frames 3 are respectively arranged at the lower ends of the two groups of folding brackets 4;
The inner sides of one end of the two bottom frames 3 are provided with belt protective shells 301, the driving components 6 are arranged inside and outside the two bottom frames 3, the two sides of the supporting top frame 1 are provided with movable top plates 2, the two sides of the movable top plates 2 are fixedly provided with clamping strips 201, the clamping strips 201 are clamped into the strip-shaped sliding grooves 101 and are in sliding connection with the inner walls of the strip-shaped sliding grooves 101, and the lower end surface of the supporting top frame 1 is provided with a horizontal adjusting component 5;
The horizontal adjusting assembly 5 further comprises a bidirectional adjusting screw 503, the bidirectional adjusting screw 503 is arranged below the supporting top frame 1, the directions of threads formed at two ends of the bidirectional adjusting screw 503 are opposite, and two ends of the bidirectional adjusting screw 503 are respectively in threaded connection with the two movable top plates 2.
Wherein; the driving assembly 6 further comprises a driving motor 601, two bidirectional driving screws 602 and a nut member 603, threads formed at two ends of the bidirectional driving screws 602 are opposite in direction, the two bidirectional driving screws 602 are arranged in two, the two bidirectional driving screws 602 are respectively and rotatably arranged inside the two bottom frames 3, the two bidirectional driving screws 602 are connected through belt transmission, one end part of each bidirectional driving screw 602 penetrates through the side wall of the bottom frame 3 and is fixedly connected with the output end of the driving motor 601, the driving motor 601 works, and synchronous rotation of the two bidirectional driving screws 602 is achieved under the transmission effect of a belt.
Wherein; two ends of the bidirectional driving screw 602 are connected with nut pieces 603 in a threaded manner, the nut pieces 603 are slidably connected with the bottom surface inside the bottom frame 3, each group of folding supports 4 is at least provided with two pairs of cross connecting rods, four corners of the lower end surface of the supporting top frame 1 are provided with track grooves, the supporting top frame 1 is provided with a slidable U-shaped connecting piece 102 through the track grooves, the top ends of the two cross connecting rods located at the upper ends of the folding supports 4 are movably connected with the U-shaped connecting piece 102, the bottom ends of the two cross connecting rods located at the lower ends of the folding supports 4 are movably connected with the nut pieces 603, the two nut pieces 603 are moved along the horizontal direction of the bidirectional driving screw 602 to be close to or far away from each other through the bidirectional driving screw 602, when the two nut pieces 603 are close to each other, the end parts of the cross connecting rods can be driven to be close to each other, the folding supports 4 can be unfolded to effectively jack the supporting top frame 1, and when the two nut pieces 603 are far away from each other, effective folding of the folding supports 4 is achieved, and transportation of the jack-up device is facilitated.
Wherein; the horizontal adjusting assembly 5 further comprises a handle 501, a protective frame 502 and a limit sliding rod 504, wherein a bevel gear set is arranged inside the protective frame 502, the bevel gear set comprises two bevel gears which are meshed with each other, the two-way adjusting screw 503 penetrates through the protective frame 502, the bevel gears in the vertical state are sleeved on the outer surface of the two-way adjusting screw 503, the handle 501 is arranged below the protective frame 502, a driving shaft is fixedly arranged at the upper end of the handle 501, the upper end of the driving shaft penetrates through the bottom wall of the protective frame 502 and is fixedly connected with the bottom surface of the bevel gear in the horizontal state, the two-way adjusting screw 503 is effectively driven to rotate under the transmission effect of the bevel gear set through the rotating handle 501, and under the limit effect of the clamping strip 201 and the limit sliding rod 504, the two movable top plates 2 move along the horizontal direction of the two-way adjusting screw 503 and are mutually close to or mutually far away from each other, so that the effective supporting area of the top plates and the building structure can be adjusted according to the actual use requirements, and the application range is wider.
Wherein; the limiting slide bars 504 are arranged on two sides of the bidirectional adjusting screw 503 through the fixing blocks, sliding holes are formed in the movable top plate 2, two ends of each limiting slide bar 504 are respectively inserted into the sliding holes of the two movable top plates 2 and are in sliding connection with the movable top plates 2, and the limiting slide bars 504 are arranged to effectively further play a limiting supporting role on the movable top plates 2 and ensure the stability of the whole structure.
When the movable roof plate is used, the bidirectional adjusting screw 503 is effectively driven to rotate under the transmission action of the bevel gear set through the rotating handle 501, and two movable roof plates 2 are moved along the horizontal direction of the bidirectional adjusting screw 503 and are mutually close to or far away from each other under the limiting action of the clamping strip 201 and the limiting slide rod 504, so that the effective supporting area of the roof plate and the building structure can be adjusted according to the actual use requirement, and the application range is wider.
Further, through driving motor 601 work, under the transmission effect of belt, realize two-way drive screw 602 synchronous rotation, rotate through two-way drive screw 602, realize that two nut pieces 603 are close to each other or keep away from each other along two-way drive screw 602 horizontal direction removal, when two nut pieces 603 are close to each other, can drive the cross connecting rod tip and be close to each other and then folding support 4 expands effective jack-up support roof-rack 1, when two nut pieces 603 keep away from each other, realize folding support 4's effective folding, the transportation of jacking device of being convenient for.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A jacking device comprising:
the device comprises a supporting top frame (1), wherein strip-shaped sliding grooves (101) are formed in the inner walls of two sides of the supporting top frame (1);
The folding support (4) is provided with two groups, and the two groups of folding supports (4) are respectively arranged on two sides of the lower end surface of the supporting top frame (1);
The two bottom frames (3) are arranged, and the two bottom frames (3) are respectively arranged at the lower ends of the two groups of folding brackets (4);
The belt type lifting device is characterized in that belt protective shells (301) are arranged on the inner sides of one ends of two bottom frames (3), driving assemblies (6) are arranged inside and outside the two bottom frames (3), movable top plates (2) are arranged on two sides of a supporting top frame (1), clamping strips (201) are fixedly arranged on two sides of the movable top plates (2), the clamping strips (201) are clamped into the strip-shaped sliding grooves (101) and are in sliding connection with the inner walls of the strip-shaped sliding grooves (101), and horizontal adjusting assemblies (5) are arranged on the lower end surfaces of the supporting top frames (1);
The horizontal adjusting assembly (5) further comprises a bidirectional adjusting screw (503), the bidirectional adjusting screw (503) is arranged below the supporting top frame (1), the directions of threads formed at two ends of the bidirectional adjusting screw (503) are opposite, and two ends of the bidirectional adjusting screw (503) are respectively in threaded connection with the two movable top plates (2).
2. The jacking device according to claim 1, wherein the driving assembly (6) further comprises a driving motor (601), two bidirectional driving screws (602) and nut members (603), threads formed at two ends of the bidirectional driving screws (602) are opposite in direction, two bidirectional driving screws (602) are arranged, and the two bidirectional driving screws (602) are respectively and rotatably arranged inside the two bottom frames (3).
3. A jacking device according to claim 2, characterized in that two bi-directional driving screws (602) are connected through a belt transmission, one end of each bi-directional driving screw (602) penetrates through the side wall of the bottom frame (3) and is fixedly connected with the output end of the driving motor (601), two ends of each bi-directional driving screw (602) are connected with nut pieces (603) in a threaded mode, and the nut pieces (603) are slidably connected with the inner bottom surface of the bottom frame (3).
4. A jacking device according to claim 3, wherein each group of folding brackets (4) is provided with at least two pairs of cross connecting rods, rail grooves are formed in four corners of the lower end surface of each supporting top frame (1), each supporting top frame (1) is provided with a slidable U-shaped connecting piece (102) through the rail grooves, the top ends of the two cross connecting rods located at the upper ends of the folding brackets (4) are movably connected with the U-shaped connecting pieces (102), and the bottom ends of the two cross connecting rods located at the lower ends of the folding brackets (4) are movably connected with the nut pieces (603).
5. The jacking device according to claim 1, wherein the horizontal adjusting assembly (5) further comprises a handle (501), a protective frame (502) and a limiting slide rod (504), a bevel gear set is arranged inside the protective frame (502), the bevel gear set comprises two bevel gears meshed with each other, the bidirectional adjusting screw (503) penetrates through the protective frame (502), and the bevel gears in a vertical state are sleeved on the outer surface of the bidirectional adjusting screw (503).
6. The jacking device according to claim 5, wherein the handle (501) is disposed below the protective frame (502), a driving shaft is fixedly disposed at an upper end of the handle (501), and an upper end of the driving shaft passes through a bottom wall of the protective frame (502) and is fixedly connected with a bottom surface of the bevel gear in a horizontal state.
7. The jacking device according to claim 5, wherein the limit sliding rods (504) are arranged on two sides of the bidirectional adjusting screw rod (503) through fixing blocks, sliding holes are formed in the movable top plates (2), and two ends of the limit sliding rods (504) are respectively inserted into the sliding holes of the two movable top plates (2) and are in sliding connection with the movable top plates (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322449935.5U CN221030680U (en) | 2023-09-11 | 2023-09-11 | Jacking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322449935.5U CN221030680U (en) | 2023-09-11 | 2023-09-11 | Jacking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221030680U true CN221030680U (en) | 2024-05-28 |
Family
ID=91170608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322449935.5U Active CN221030680U (en) | 2023-09-11 | 2023-09-11 | Jacking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221030680U (en) |
-
2023
- 2023-09-11 CN CN202322449935.5U patent/CN221030680U/en active Active
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| GR01 | Patent grant |