Assembled tower crane for building construction

Abstract

The utility model discloses an assembled tower crane for building construction, which relates to the related field of building construction equipment and structurally comprises a tower crane base, a tower crane frame bottom plate fixedly arranged at the top of the tower crane base, a tower crane frame fixedly arranged at the middle end of the top of the tower crane frame bottom plate and a double-shaft motor, a double-shaft motor is used for simultaneously driving a plurality of threaded sleeves to rotate, threads on the outer surfaces of the threaded sleeves automatically enter threaded holes of threaded connecting blocks, the threaded sleeves automatically fix the threaded connecting blocks and a tower crane base through the threads on the outer surfaces of the threaded sleeves, and then rapid installation of the tower crane base and a tower crane frame bottom plate is completed. And meanwhile, an auger sleeve is arranged, and the worm wheel rotates to drive the auger sleeve to automatically rotate and descend into the land, so that the overall stability of the tower crane base is improved.

Description

Technical Field

[0001] The utility model relates to the field related to building construction equipment, in particular to an assembled tower crane for building construction. Background Art

[0002] With the rapid development of cities, more and more high-rise buildings are springing up. In construction, the traditional construction methods used for low buildings can no longer meet current needs. Construction is increasingly inclined to high-altitude operations, which will use scaffolding, gantry cranes and other high-altitude operation facilities and equipment. To erect a tower crane, a solid base must be built to install the tower crane frame and the base.

[0003] Prior art publication number CN211946011U discloses a new type of wind-proof and earthquake-resistant tower crane base for building tower cranes, including a base, a cylindrical bearing platform is vertically and movably installed in the middle of the top surface of the base, a horizontally arranged fixing plate is fixedly installed on the top surface of the bearing platform, a horizontally arranged mounting plate is fixedly installed on the top surface of the fixing plate by a plurality of bolts, vertically arranged support columns are fixedly installed on the four corners of the top surface of the mounting plate, a connecting plate is horizontally arranged on the top of the support column, and the top of each support column is fixedly connected to the four corners of the bottom surface of the connecting plate.

[0004] The above-mentioned prior art has certain advantages in increasing the stability of the base, but still has certain shortcomings. The base and the tower crane frame of the above-mentioned prior art adopt an integrated structure, which makes the overall structure larger and may cause inconvenience during the transportation of the tower crane assembly. Utility Model Content

[0005] Therefore, in order to solve the above-mentioned shortcomings, the utility model provides an assembled tower crane for construction.

[0006] The utility model is implemented by constructing an assembled tower crane for construction, the device comprising a tower crane base, a tower crane frame bottom plate fixedly arranged on the top of the tower crane base, and a tower crane frame fixedly arranged on the middle end of the top of the tower crane frame bottom plate;

[0007] Preferably, it also includes:

[0008] A tower crane is fixedly arranged at the four corners of the top of the tower crane bottom plate, and one end of the tower crane away from the tower crane bottom plate is fixedly connected to the outer surface of the tower crane;

[0009] Positioning grooves are provided at the four corners of the top of the tower crane base;

[0010] A threaded connection block is slidably arranged inside the positioning groove, and the hanger bottom plate is fixedly connected to the upper end of the threaded connection block;

[0011] A central controller is fixedly arranged on the right end surface of the tower crane base.

[0012] Preferably, the hanging base comprises:

[0013] The inner bottom of the tower crane base is fixedly connected to the bottom of the counterweight block;

[0014] The top middle end of the counterweight block is fixedly connected to the bottom of the dual-axis motor, and the central controller is connected to the dual-axis motor through a circuit;

[0015] The front output end of the dual-axis motor is fixedly connected to the center of the rear end surface of the first transverse bevel gear.

[0016] Preferably, the hanging base further comprises:

[0017] The inner walls on the left and right sides of the tower crane base are rotatably connected to the left and right ends of the first rotating shaft, and the first rotating shaft is symmetrically arranged on the upper part of the tower crane base;

[0018] A first longitudinal bevel gear is fixedly arranged on the first rotating shaft at the front side of the tower crane base, and the left end of the first transverse bevel gear is meshed with the rear end of the first longitudinal bevel gear;

[0019] The rear output end of the dual-axis motor is fixedly connected to the center of the front end surface of the second transverse bevel gear.

[0020] Preferably, the hanging base further comprises:

[0021] A second longitudinal bevel gear is fixedly arranged on the first rotating shaft at the rear side of the tower crane base, and the right end of the second transverse bevel gear is meshed with the front end of the second longitudinal bevel gear;

[0022] A worm is fixedly provided on the left and right sides of the outer surface of the first rotating shaft;

[0023] Worm wheels are rotatably arranged at the four corners of the top of the counterweight block, and the front end surface of the worm is meshed with the rear end of the worm wheel.

[0024] Preferably, the hanging base further comprises:

[0025] The top of the worm gear is fixedly connected to the lower end of the second rotating shaft;

[0026] The first shaft keys are fixedly arranged on the left and right sides of the outer surface of the second rotating shaft;

[0027] A threaded sleeve is slidably disposed on the upper end of the second rotating shaft, and key grooves are provided on the left and right sides of the threaded sleeve for slidably connecting with the first shaft key.

[0028] Preferably, the hanging base further comprises:

[0029] The bottom of the worm gear is fixedly connected to the upper end of the third rotating shaft;

[0030] The third rotating shaft has second shaft keys fixedly disposed on both sides of its outer surface;

[0031] An auger sleeve is slidably arranged on the third rotating shaft, and key slots are provided on the left and right sides of the auger sleeve for sliding connection with the second shaft key, and the counterweight block is penetrated by the auger sleeve and threadedly connected with the auger sleeve.

[0032] Preferably, the hanging base further comprises:

[0033] The four corners of the bottom of the tower crane base are provided with first through holes;

[0034] Second through holes are provided at the four corners of the top of the tower crane base, and the outer surface of the threaded sleeve is threadedly connected with the inner surface of the second through hole.

[0035] The utility model has the following advantages: The utility model provides an assembled tower crane for construction through improvement, which has the following improvements compared with the same type of equipment:

[0036] The utility model discloses an assembled tower crane for construction, which is provided with a double-axis motor. The double-axis motor is used to simultaneously drive a plurality of threaded sleeves to rotate, and the outer surface threads thereof are used to automatically enter the threaded holes of the threaded connection blocks, so that the threaded sleeves use the outer surface threads thereof to automatically fix the threaded connection blocks and the tower crane base, thereby completing the rapid installation of the tower crane base and the tower crane frame bottom plate.

[0037] The utility model discloses an assembled tower crane for construction, which is provided with an auger sleeve. The auger sleeve is driven by the rotation of a worm gear to automatically rotate and descend into the ground, thereby increasing the overall stability of the tower crane base. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] Figure 1 It is a schematic diagram of the structure of the utility model;

[0039] Figure 2 The utility model Figure 1 A partial enlarged view of area A;

[0040] Figure 3 It is a schematic diagram of the internal structure of the tower crane base of the utility model;

[0041] Figure 4 It is a schematic diagram of the transmission mechanism structure of the utility model;

[0042] Figure 5 The utility model Figure 3 A partial enlarged view of area B in FIG.

[0043] Among them: tower crane base-1, counterweight block-11, dual-axis motor-12, first transverse bevel gear-13, first rotating shaft-14, first longitudinal bevel gear-15, second transverse bevel gear-16, second longitudinal bevel gear-17, worm-18, worm wheel-19, second rotating shaft-110, first shaft key-111, threaded sleeve-112, third rotating shaft-113, second shaft key-114, auger sleeve-115, first through hole-116, second through hole-117, first tower crane base plate-2, tower crane-3, support rod-4, positioning groove-5, threaded connection block-6, central controller-7. DETAILED DESCRIPTION

[0044] The following is combined with Figures 1 to 5 The principles and features of the present invention are described, and the examples given are only used to explain the present invention, and are not used to limit the scope of the present invention. The present invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become clearer according to the following description and claims. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the present invention.

[0045] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0046] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0047] Embodiment 1:

[0048] See also Figure 1 to Figure 5 The utility model discloses an assembled tower crane for construction, comprising a tower crane base 1, a tower crane frame bottom plate 2 fixedly arranged on the top of the tower crane base 1, and a tower crane frame 3 fixedly arranged on the middle end of the top of the tower crane frame bottom plate 2.

[0049] A tower crane 3 is fixedly installed at the four corners of the top of the tower crane base plate 2, and one end of the tower crane 3 away from the tower crane base plate 2 is fixedly connected to the outer surface of the tower crane 3, positioning grooves 5 are provided at the four corners of the top of the tower crane base 1, and a threaded connection block 6 is slidably arranged inside the positioning groove 5, and the hanger base plate 2 is fixedly connected to the upper end of the threaded connection block 6, and the threaded connection block 6 is provided with a penetrating threaded hole, and a central controller 7 is fixedly installed on the right end face of the tower crane base 1.

[0050] The bottom of the tower crane base 1 is fixedly connected to the bottom of the counterweight 11. The counterweight 11 can increase the overall gravity of the tower crane base 1 and thus increase the overall stability of the device. The top middle end of the counterweight 11 is fixedly connected to the bottom of the dual-axis motor 12, and the central controller 7 is connected to the dual-axis motor 12 through a circuit.

[0051] The first transverse bevel gear 13 and the front output end of the dual-axis motor 12 are fixedly connected to the center of the rear end surface of the first transverse bevel gear 13 .

[0052] The inner walls on the left and right sides of the tower crane base 1 are rotatably connected to the left and right ends of the first rotating shaft 14, and the first rotating shaft 14 is symmetrically arranged on the upper part of the interior of the tower crane base 1. A first longitudinal bevel gear 15 is fixedly arranged on the first rotating shaft 14 on the front side of the interior of the tower crane base 1, and the left end of the first transverse bevel gear 13 is meshed with the rear end of the first longitudinal bevel gear 15. The rear output end of the dual-axis motor 12 is fixedly connected to the center of the front end surface of the second transverse bevel gear 16.

[0053] A second longitudinal bevel gear 17 is fixedly arranged on the first rotating shaft 14 on the rear side inside the tower crane base 1, and the right end of the second transverse bevel gear 16 is meshed with the front end of the second longitudinal bevel gear 17, a worm 18 is fixedly arranged on the left and right sides of the outer surface of the first rotating shaft 14, and a worm wheel 19 is rotatably arranged at the four corners of the top of the counterweight block 11, and the front end surface of the worm 18 is meshed with the rear end of the worm wheel 19.

[0054] The working principle of an assembled tower crane for construction based on Example 1 is:

[0055] First, before the tower crane construction, the device is moved to the designated working area, and then the tower crane base 1 in the device is pre-buried in the ground, and then the device is connected to the external circuit to power on the device;

[0056] Second, after the tower crane base 1 of the device is installed, the tower crane base plate 2, the tower crane 3 and the support rod 4 in the device are lifted and moved to the top of the tower crane base 1, and then the tower crane base plate 2 is lowered to allow the threaded connection block 6 at the bottom of the tower crane base plate 2 to enter the positioning groove 5 at the top of the tower crane base 1, so that the through hole at the bottom of the positioning groove 5 is aligned with the threaded hole of the threaded connection block 6;

[0057] Third, when the threaded connection block 6 enters the positioning groove 5, an electrical signal is sent to the central controller 7 through the external remote control device. After receiving the electrical signal from the external remote control, the central controller 7 drives the dual-axis motor 12 to work through the circuit. After the dual-axis motor 12 is started, the front and rear output ends of the dual-axis motor 12 simultaneously drive the first transverse bevel gear 13 and the second transverse bevel gear 16 to rotate, and the first transverse bevel gear 13 and the second transverse bevel gear 16 rotate to drive the first longitudinal bevel gear 15 and the second longitudinal bevel gear 17 to rotate;

[0058] Fourth, the first longitudinal bevel gear 15 and the second longitudinal bevel gear 17 rotate so that the first rotating shaft 14 on the front and rear sides of the tower crane base 1 rotates simultaneously, and the rotation of the first rotating shaft 14 drives the worm 18 to rotate, and the rotation of the worm 18 drives the worm wheel 19 meshing with the worm 18 to rotate. In this way, the worm wheels 19 at the four corners of the top of the counterweight block 11 rotate simultaneously, increasing the installation efficiency of the tower crane base 1 and the tower crane frame bottom plate 2.

[0059] Embodiment 2:

[0060] See also Figure 1 to Figure 5 The utility model is an assembled tower crane for construction. Compared with the first embodiment, the present embodiment further includes:

[0061] The top of the worm gear 19 is fixedly connected to the lower end of the second rotating shaft 110, and the first shaft key 111 is fixedly set on the left and right sides of the outer surface of the second rotating shaft 110. A threaded sleeve 112 is slidably set on the upper end of the second rotating shaft 110, and key grooves are opened on the left and right sides of the inside of the threaded sleeve 112 to be slidably connected to the first shaft key 111. The first shaft key 111 can prevent the threaded sleeve 112 from affecting the rise and fall of the threaded sleeve 112 when it rotates.

[0062] The bottom of the worm gear 19 is fixedly connected to the upper end of the third rotating shaft 113, and the second shaft key 114 is fixedly set on the left and right sides of the outer surface of the third rotating shaft 113, and a dragon sleeve 115 is slidably set on the third rotating shaft 113, and the left and right sides of the inside of the dragon sleeve 115 are provided with key grooves that are slidably connected to the second shaft key 114, the counterweight block 11 is penetrated by the dragon sleeve 115 and is threadedly connected to the dragon sleeve 115, and the second shaft key 114 can make the dragon sleeve 115 rotate without affecting the up and down movement of the dragon sleeve 115.

[0063] The four corners of the bottom of the tower crane base 1 are provided with first through holes 116 , the four corners of the top of the tower crane base 1 are provided with second through holes 117 , and the outer surface of the threaded sleeve 112 is threadedly connected with the inner surface of the second through holes 117 .

[0064] The working principle of this embodiment is:

[0065] First, the worm gear 19 rotates to drive the second rotating shaft 110 to rotate, the second rotating shaft 110 rotates to drive the first shaft key 111 to rotate, the first shaft key 111 rotates to drive the threaded sleeve 112 to rotate, the threaded sleeve 112 is now aligned with the threaded hole of the threaded connection block 6, and the threaded sleeve 112 rotates to automatically enter the threaded hole of the threaded connection block 6 using its outer surface thread, so that the threaded sleeve 112 automatically fixes the threaded connection block 6 and the tower crane base 1 using its outer surface thread, thereby completing the rapid installation of the tower crane base 1 and the tower crane frame bottom plate 2;

[0066] Second, when the worm gear 19 rotates, the third rotating shaft 113 is driven to rotate at the same time. The rotation of the third rotating shaft 113 drives the second shaft key 114 to rotate. The rotation of the second shaft key 114 drives the auger sleeve 115 to rotate. After the auger sleeve 115 rotates, it automatically moves downward by utilizing the threaded connection between the auger sleeve 115 and the counterweight block 11, so that the auger sleeve 115 rotates and then descends to automatically insert into the ground, thereby increasing the overall stability of the tower crane base 1.

[0067] The utility model provides an assembled tower crane for construction through improvement, which is provided with a double-axis motor 12. The double-axis motor 12 is used to simultaneously drive multiple threaded sleeves 112 to rotate, and the outer surface threads thereof are used to automatically enter the threaded holes of the threaded connection blocks 6, so that the threaded sleeves 112 use the outer surface threads to automatically fix the threaded connection blocks 6 and the tower crane base 1, thereby completing the rapid installation of the tower crane base 1 and the tower crane frame bottom plate 2; at the same time, an auger sleeve 115 is provided, and the worm gear 19 is rotated to simultaneously drive the auger sleeve 115 to automatically rotate and descend into the ground, thereby increasing the overall stability of the tower crane base 1.

[0068] The above shows and describes the basic principle, main features and advantages of the utility model, and the standard parts used in the utility model can be purchased from the market, and special-shaped parts can be customized according to the description and the drawings. The specific connection methods of each part adopt mature conventional means such as bolts, rivets, welding, etc. in the prior art. Machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

[0069] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An assembled tower crane for construction, comprising a tower crane base (1), a tower crane frame bottom plate (2) fixedly arranged on the top of the tower crane base (1), and a tower crane frame (3) fixedly arranged on the middle end of the top of the tower crane frame bottom plate (2); It is characterized in that Also includes: A support rod (4), a tower crane (3) is fixedly arranged at the four corners of the top of the tower crane base plate (2), and one end of the tower crane (3) away from the tower crane base plate (2) is fixedly connected to the outer surface of the tower crane (3); Positioning grooves (5), wherein the four corners of the top of the tower crane base (1) are provided with positioning grooves (5); A threaded connection block (6), wherein the positioning groove (5) is slidably provided with a threaded connection block (6), and the hanger base plate (2) is fixedly connected to the upper end of the threaded connection block (6); A central controller (7), the right end surface of the tower crane base (1) is fixedly provided with a central controller (7).

2. According to claim 1, an assembled tower crane for construction, Features: The hanging base (1) comprises: A counterweight block (11), wherein the inner bottom of the tower crane base (1) is fixedly connected to the bottom of the counterweight block (11); A double-axis motor (12), the top middle end of the counterweight (11) is fixedly connected to the bottom of the double-axis motor (12), and the central controller (7) is connected to the double-axis motor (12) via a circuit; A first transverse bevel gear (13), the front output end of the dual-axis motor (12) is fixedly connected to the center of the rear end surface of the first transverse bevel gear (13).

3. According to claim 2, an assembled tower crane for construction, Features: The hanging base (1) also includes: A first rotating shaft (14), the inner walls on the left and right sides of the tower crane base (1) are rotatably connected to the left and right ends of the first rotating shaft (14), and the first rotating shaft (14) is symmetrically arranged at the top of the interior of the tower crane base (1); A first longitudinal bevel gear (15), wherein the first rotating shaft (14) is fixedly provided with the first longitudinal bevel gear (15) on the front side of the tower crane base (1), and the left end of the first transverse bevel gear (13) is meshed with the rear end of the first longitudinal bevel gear (15); A second transverse bevel gear (16), wherein the rear output end of the dual-axis motor (12) is fixedly connected to the center of the front end surface of the second transverse bevel gear (16).

4. According to claim 3, an assembled tower crane for construction, Features: The hanging base (1) also includes: A second longitudinal bevel gear (17), wherein the second longitudinal bevel gear (17) is fixedly arranged on the first rotating shaft (14) at the rear side inside the tower crane base (1), and the right end of the second transverse bevel gear (16) is meshed with the front end of the second longitudinal bevel gear (17); A worm (18), wherein the worm (18) is fixedly arranged on the left and right sides of the outer surface of the first rotating shaft (14); A worm wheel (19) is rotatably provided at the four corners of the top of the counterweight (11), and the front end surface of the worm (18) is meshed with the rear end of the worm wheel (19).

5. According to claim 4, an assembled tower crane for construction, Features: The hanging base (1) also includes: A second rotating shaft (110), wherein the top of the worm wheel (19) is fixedly connected to the lower end of the second rotating shaft (110); A first shaft key (111), wherein the first shaft keys (111) are fixedly arranged on the left and right sides of the outer surface of the second rotating shaft (110); A threaded sleeve (112) is slidably provided on the upper end of the second rotating shaft (110), and keyways are provided on the left and right sides of the threaded sleeve (112) for slidably connecting with the first shaft key (111).

6. According to claim 5, an assembled tower crane for construction, Features: The hanging base (1) also includes: A third rotating shaft (113), wherein the bottom of the worm wheel (19) is fixedly connected to the upper end of the third rotating shaft (113); A second shaft key (114), wherein the second shaft keys (114) are fixedly arranged on the left and right sides of the outer surface of the third rotating shaft (113); The auger sleeve (115) is slidably arranged on the third rotating shaft (113), and key grooves are provided on the left and right sides of the auger sleeve (115) for sliding connection with the second shaft key (114), and the counterweight (11) is penetrated by the auger sleeve (115) and is threadedly connected with the auger sleeve (115).

7. The assembled tower crane for construction according to claim 6, Features: The hanging base (1) also includes: First through holes (116), wherein the first through holes (116) are provided at four corners of the bottom of the tower crane base (1); Second through holes (117), the second through holes (117) are opened at the four corners of the top of the tower crane base (1), and the outer surface of the threaded sleeve (112) is threadedly connected to the inner surface of the second through hole (117).

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