CN219823497U - Tower crane base capable of preventing wind and shock for tower crane - Google Patents
Tower crane base capable of preventing wind and shock for tower crane Download PDFInfo
- Publication number
- CN219823497U CN219823497U CN202321009944.6U CN202321009944U CN219823497U CN 219823497 U CN219823497 U CN 219823497U CN 202321009944 U CN202321009944 U CN 202321009944U CN 219823497 U CN219823497 U CN 219823497U
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- nail
- fixing
- base
- main body
- tower crane
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- 230000035939 shock Effects 0.000 title description 3
- 239000007787 solid Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract 3
- 238000005034 decoration Methods 0.000 description 3
- 230000003993 interaction Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a windproof and anti-seismic tower crane base of a tower crane, and relates to the technical field of cranes, wherein the scheme comprises a base main body, ground nails, a fixing frame and a balancing weight, wherein the fixing frame is fixedly arranged at the center of the base main body; the ground nail comprises a fixed nail, a rotating shaft and a transverse nail, wherein the rotating shaft is positioned in the fixed nail, an installation groove is formed in the side face of the fixed nail, the transverse nail is positioned in the installation groove, a first thread is formed in the side wall of the installation groove, a second thread is formed in the front portion of the transverse nail, the first thread and the second thread are mutually screwed, a spiral thread is formed in the rotating shaft, strip-shaped teeth are formed in the rear portion of the transverse nail around the periphery, and the spiral thread is meshed with the strip-shaped teeth; the utility model realizes the relative fixation of the base main body and the ground, so that the base main body has certain wind resistance and earthquake resistance, and the stability is further enhanced.
Description
Technical Field
The utility model relates to the technical field of cranes, in particular to a windproof and anti-seismic tower crane base of a tower crane.
Background
When indoor decoration is carried out on a low floor, people can choose to use a small tower crane to hoist the decoration material into the bottom floor, so that the labor intensity of carrying the decoration material by people is reduced; the traditional large-scale tower crane generally adopts concrete to cast and pre-embed the tower crane base, but because the weight of the goods hung by the small-scale tower crane is light, the fixing requirement of the tower crane base is relatively low, and Chinese utility model CN218261701U discloses a stable crane base, when heavier goods need to be lifted, the placing plate slides along the chute in a direction away from the base main body, so that the arm of force between the balancing weight and the base main body is prolonged, and the stability of the base main body is improved; this solution still has the following drawbacks: because the base main body is not relatively fixed with the ground, the base main body is very dependent on the verticality of the tower body, and the base main body is easy to displace when being used in places with wind or vibration to influence the use of the crane.
Disclosure of Invention
The utility model aims to realize the relative fixation of the base main body and the ground, so that the base main body has certain wind resistance and earthquake resistance, and the stability is further enhanced.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the tower crane base comprises a base main body, ground nails, a fixing frame and a balancing weight, wherein the fixing frame is fixedly arranged at the center of the base main body, the balancing weight is fixedly arranged on the base main body, and the balancing weight is positioned on the side edge of the fixing frame;
the ground nail comprises a fixing nail, a rotating shaft and a transverse nail, wherein the lower end of the fixing nail penetrates through a base main body, the rotating shaft is located inside the fixing nail, the central shaft of the rotating shaft coincides with the central shaft of the fixing nail, a screw groove is formed in the top end of the rotating shaft, a mounting groove is formed in the side face of the fixing nail, the transverse nail is located in the mounting groove, the central shaft of the transverse nail is perpendicular to the central shaft of the fixing nail, a first thread is formed in the side wall of the mounting groove, a second thread is formed in the front portion of the transverse nail, the first thread and the second thread are in threaded engagement, a spiral thread is formed in the rotating shaft, strip-shaped teeth are formed in the rear portion of the transverse nail around the periphery, and the spiral thread and the strip-shaped teeth are meshed with each other.
Further, still include the supporting foot rest, the supporting foot rest includes base, bracing piece and solid fixed ring, the fixed setting of base is in the frame main part, gu fixed ring is fixed to be set up on the mount, the one end of bracing piece articulates on the base, and the other end articulates on gu fixed ring.
Further, the balancing weights are at least four groups and are arranged on the side edge of the fixing frame in a circumferential array.
Further, the mount includes mobile jib, four dead levers and mounting, mobile jib vertical fixation sets up the center department at the base main part, and four dead levers all vertical fixation set up on the base main part, and four dead levers are circumference array arrangement around the mobile jib, mounting simultaneously with four dead lever fixed connection.
Further, at least four ground nails are distributed on the base body.
Further, the upper end of the fixed nail is fixedly provided with a nail cap, and the lower end of the fixed nail is pointed.
Further, each ground spike comprises at least one set of transverse spikes.
The beneficial effects of the utility model are as follows: according to the utility model, the base main body is fixed on the ground through the fixing nails, so that the base main body and the ground are relatively fixed, after the fixing nails are driven into the ground, people clamp in the screw grooves at the top of the rotating shaft by using tools and rotate the rotating shaft to drive the rotating shaft to rotate, and as the spiral threads on the rotating shaft are meshed with the strip-shaped teeth at the rear part of the transverse nails, the principle of worm and gear is utilized to drive the transverse nails to rotate when the rotating shaft rotates; and because the first screw thread on the mounting groove and the second screw thread on the front part of the transverse nail are mutually screwed, when the transverse nail rotates, the transverse nail rotates out of the mounting groove and transversely drills into the ground under the interaction of the first screw thread and the second screw thread, and because the central axis of the transverse nail is mutually perpendicular to the central axis of the fixing nail, the transverse nail provides good transverse resistance, and the fixing nail is further prevented from being pulled out.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is an exploded view of the structure of the ground spike of the present utility model;
fig. 3 is an enlarged view at a in fig. 2;
FIG. 4 is a schematic view of the structure of the rotary shaft, transverse pin of the present utility model;
fig. 5 is an enlarged view at B in fig. 4;
FIG. 6 is an enlarged view at C in FIG. 4;
FIG. 7 is a cross-sectional view of the ground spike;
the reference numerals are:
the base body 1 is provided with a pair of projections,
ground screw 2, fixing screw 21, mounting groove 211, first screw thread 212, rotation shaft 22, screw groove 221, screw thread 222, lateral screw 23, second screw thread 231, bar-shaped tooth 232,
a fixing frame 3, a main rod 31, a fixing rod 32, a fixing piece 33,
the weight-balancing block 4 is provided with a plurality of elastic elements,
the support foot rest 5, the base 51, the support rod 52 and the fixing ring 53.
Description of the embodiments
The utility model is further described below with reference to the accompanying drawings.
The windproof and anti-seismic tower crane base of the tower crane shown in fig. 1 to 7 comprises a base main body 1, ground nails 2, a fixing frame 3, a balancing weight 4 and a supporting foot rest 5.
The fixing frame 3 is fixedly arranged at the center of the base main body 1, the balancing weight 4 is fixedly arranged on the base main body 1, and the balancing weight 4 is positioned at the side edge of the fixing frame 3; specifically, balancing weight 4 has four at least groups, and is circumference array setting in the side of mount 3, and setting up of balancing weight 4 makes the setting of base main part 1 more stable subaerial.
The ground nails 2 are at least four and distributed on the base main body 1, so that the base main body 1 is stressed uniformly and fixed more firmly and stably.
The ground nail 2 comprises a fixing nail 21, a rotating shaft 22 and a transverse nail 23, the lower end of the fixing nail 21 penetrates through the base body 1, the rotating shaft 22 is located inside the fixing nail 21, the central shaft of the rotating shaft 22 coincides with the central shaft of the fixing nail 21, a screw groove 221 is formed in the top end of the rotating shaft 22, in the embodiment, the screw groove 221 is in an inner hexagonal shape, and people can clamp the screw groove 221 in the inner hexagonal shape by using a tool and rotate, so that the rotating shaft 22 can be driven to rotate.
The mounting groove 211 has been seted up to the side of staple 21, the center pin of mounting groove 211 and the center pin mutually perpendicular of staple 21, transverse nail 23 is located mounting groove 211, and the center pin of transverse nail 23 and the center pin mutually perpendicular of staple 21, first screw thread 212 has been seted up to the lateral wall of mounting groove 211, second screw thread 231 has been seted up at the front portion of transverse nail 23, first screw thread 212 and second screw thread 231 mutually screw-in, when transverse nail 23 rotates, under the interact of first screw thread 212 and second screw thread 231, transverse nail 23 can roll out or retract into mounting groove 211 to the outside of mounting groove 211.
The rotating shaft 22 is provided with a spiral line 222, the rear part of the transverse nail 23 is provided with strip-shaped teeth 232 around the circumference, and the spiral line 222 is meshed with the strip-shaped teeth 232; when the rotation shaft 22 rotates, the transverse nail 23 can be driven to rotate by utilizing the principle of a worm gear.
As shown in fig. 6, the tip of the lateral nail 23 faces the outside of the mounting groove 211, and the portion near the tip of the lateral nail 23 is the front of the lateral nail 23; the portion of the transverse nail 23 near the bottom end of the mounting groove 211 is the tail of the transverse nail 23, and the portion near the tail of the transverse nail 23 is the rear of the transverse nail 23.
The upper end of the fixing nail 21 is fixedly provided with a nail cap, and the lower end is pointed.
Each ground spike 2 comprises at least one set of transverse spikes 23, the sets of transverse spikes 23 further enhancing the grip of the ground spike 2 in the ground.
The support foot rest 5 comprises a base 51, a support rod 52 and a fixed ring 53, wherein the base 51 is fixedly arranged on the base main body, the fixed ring 53 is fixedly arranged on the fixed frame 3, one end of the support rod 52 is hinged on the base 51, and the other end of the support rod 52 is hinged on the fixed ring 53.
The fixing frame 3 comprises a main rod 31, four fixing rods 32 and a fixing piece 33, wherein the main rod 31 is vertically and fixedly arranged at the center of the base main body 1, the four fixing rods 32 are vertically and fixedly arranged on the base main body 1, the four fixing rods 32 are circumferentially arrayed around the main rod 31, and the fixing piece 33 is fixedly connected with the four fixing rods 32.
Working principle: when the base main body 1 is required to be fixed at a designated place, the base main body 1 is fixed on the ground through the fixing nails 21, so that the base main body 1 and the ground are relatively fixed, after the fixing nails 21 are driven into the ground, people clamp screw grooves 221 at the top of the rotating shaft 22 by using tools and rotate the screw grooves to drive the rotating shaft 22 to rotate, and as the spiral threads 222 on the rotating shaft 22 are meshed with the strip-shaped teeth 232 at the rear part of the transverse nails 23, the transverse nails 23 are driven to rotate by utilizing the principle of worm gears when the rotating shaft 22 rotates; because the first screw thread 212 on the mounting groove 211 and the second screw thread 231 on the front part of the transverse nail 23 are mutually screwed, when the transverse nail 23 rotates, the transverse nail 23 rotates out of the mounting groove 211 and transversely drills into the ground under the interaction of the first screw thread 212 and the second screw thread 231, and because the central axis of the transverse nail 23 is mutually perpendicular to the central axis of the fixing nail 21, the transverse nail 23 provides good transverse resistance and further prevents the fixing nail 21 from being pulled out upwards, so that the base main body 1 has better stability and stronger wind resistance and shock resistance.
The above disclosure is only a preferred embodiment of the present utility model, and the scope of the present utility model is not limited thereto, so that the present utility model is not limited to the above embodiments, and any modifications, equivalents and modifications made to the above embodiments according to the technical principles of the present utility model are still within the scope of the present utility model.
Claims (7)
1. The utility model provides a tower crane base of antidetonation is prevent wind to tower crane which characterized in that: the ground nail fixing device comprises a base main body, ground nails, a fixing frame and a balancing weight, wherein the fixing frame is fixedly arranged at the center of the base main body, the balancing weight is fixedly arranged on the base main body, and the balancing weight is positioned on the side edge of the fixing frame;
the ground nail comprises a fixing nail, a rotating shaft and a transverse nail, wherein the lower end of the fixing nail penetrates through a base main body, the rotating shaft is located inside the fixing nail, the central shaft of the rotating shaft coincides with the central shaft of the fixing nail, a screw groove is formed in the top end of the rotating shaft, a mounting groove is formed in the side face of the fixing nail, the transverse nail is located in the mounting groove, the central shaft of the transverse nail is perpendicular to the central shaft of the fixing nail, a first thread is formed in the side wall of the mounting groove, a second thread is formed in the front portion of the transverse nail, the first thread and the second thread are in threaded engagement, a spiral thread is formed in the rotating shaft, strip-shaped teeth are formed in the rear portion of the transverse nail around the periphery, and the spiral thread and the strip-shaped teeth are meshed with each other.
2. The wind-proof and earthquake-proof tower crane base of claim 1, wherein: still include the supporting foot rest, the supporting foot rest includes base, bracing piece and solid fixed ring, the base is fixed to be set up in the frame main part, gu fixed ring is fixed to be set up on the mount, the one end of bracing piece articulates on the base, and the other end articulates on gu fixed ring.
3. The wind-proof and earthquake-proof tower crane base of claim 1, wherein: the balancing weights are at least four groups and are arranged on the side edges of the fixing frame in a circumferential array.
4. The wind-proof and earthquake-proof tower crane base of claim 1, wherein: the fixing frame comprises a main rod, four fixing rods and fixing pieces, wherein the main rod is vertically and fixedly arranged at the center of the base main body, the four fixing rods are vertically and fixedly arranged on the base main body, the four fixing rods are arranged around the main rod in a circumferential array, and the fixing pieces are simultaneously and fixedly connected with the four fixing rods.
5. The wind-proof and earthquake-proof tower crane base of claim 1, wherein: the number of the ground nails is at least four, and the ground nails are distributed on the base main body.
6. The wind-proof and earthquake-proof tower crane base of claim 1, wherein: the upper end of the fixed nail is fixedly provided with a nail cap, and the lower end of the fixed nail is pointed.
7. A tower crane foundation according to any one of claims 1-6, wherein: each ground spike comprises at least one set of transverse spikes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321009944.6U CN219823497U (en) | 2023-04-28 | 2023-04-28 | Tower crane base capable of preventing wind and shock for tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321009944.6U CN219823497U (en) | 2023-04-28 | 2023-04-28 | Tower crane base capable of preventing wind and shock for tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219823497U true CN219823497U (en) | 2023-10-13 |
Family
ID=88285290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321009944.6U Active CN219823497U (en) | 2023-04-28 | 2023-04-28 | Tower crane base capable of preventing wind and shock for tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219823497U (en) |
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2023
- 2023-04-28 CN CN202321009944.6U patent/CN219823497U/en active Active
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