Tower crane device for building construction

Abstract

The utility model discloses a tower crane device for building construction, which comprises a tower crane main body, a variable-amplitude vehicle and a lifting hook, four corners of the variable-amplitude vehicle are respectively provided with a support part, each support part is respectively provided with a laser source emitter, light sources emitted by the laser source emitters can show light spots on the ground, and the light spots can be emitted by the laser source emitters. Therefore, a worker is assisted in judging the falling point of the construction material. The utility model has the following advantages and effects: as the laser source emitters are respectively arranged at the four corners of the variable-amplitude vehicle, a worker can judge the falling point position of a construction material by utilizing light spots shown on the ground by light sources emitted by the laser source emitters, so that the construction material can be smoothly hoisted to a specified position, and the potential safety hazard is reduced.

Description

Technical Field

[0001] The utility model relates to the field of tower cranes, in particular to a tower crane device for building construction. Background Art

[0002] Tower crane, also known as tower crane, is a kind of lifting equipment used in construction. It is mainly used to lift construction materials such as steel bars, wooden planks, concrete, steel pipes, etc., and is widely used in the field of construction.

[0003] The tower crane device in the related art usually includes a tower crane body, a luffing car and a lifting hook. The luffing car is slidably connected to the tower crane arm of the tower crane body, and the lifting cable on the tower crane body passes through the luffing car and is fixedly connected to the lifting hook.

[0004] When using a tower crane to lift construction materials at night, due to factors such as insufficient light on site and deviations in the workers' visual field, the landing point of the construction materials is not accurately judged during the night lifting operation, which poses certain safety hazards and needs to be improved. Utility Model Content

[0005] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a tower crane device for construction, which can assist workers in determining the landing point of construction materials so that the construction materials can be smoothly lifted to the designated location and reduce safety hazards.

[0006] The above technical purpose of the utility model is achieved through the following technical solutions: a tower crane device for construction, including a tower crane body, a luffing vehicle and a lifting hook, wherein the four corners of the luffing vehicle are respectively provided with supporting parts, and each of the supporting parts is respectively provided with a laser source emitter, and the light source emitted by the laser source emitter can show a light spot on the ground to assist the staff in judging the landing point of the construction materials.

[0007] In a preferred example, the utility model can be further configured as follows: the support portion includes a support plate and a support block, the support plate is arranged on the luffing vehicle, and the support block is fixed on the support plate;

[0008] The four laser source emitters are respectively connected to the corresponding support blocks through a pair of telescopic rods. The laser source emitters can move along the diagonal direction of the luffing vehicle, and each support block is provided with a control component for controlling the movement of the corresponding laser source emitter.

[0009] In a preferred example, the utility model can be further configured as follows: the control component includes an electric push rod, the tail end of the electric push rod is fixedly connected to the corresponding support block, and the telescopic end is fixedly connected to the corresponding laser source emitter.

[0010] In a preferred example, the utility model can be further configured as follows: support grooves are respectively opened at the four corners of the luffing vehicle, and a support shaft is vertically rotatably connected in each of the support grooves. The four support blocks are respectively located in the corresponding support grooves and fixedly connected to the corresponding support shafts. A driving member for driving the corresponding support shaft to rotate is respectively provided in each of the support grooves, so that the position of the laser source emitter can be adjusted.

[0011] In a preferred example, the utility model can be further configured as follows: the driving member includes a driving motor, a driving gear and a driven gear, the driving motor is fixed on the inner wall of the supporting groove, the driving gear is fixedly sleeved on the output shaft of the driving motor, the driven gear is fixedly sleeved on the supporting shaft, and the driven gear is meshed with the driving gear.

[0012] In a preferred example, the utility model can be further configured as follows: an alarm light and an alarm are provided on the lifting hook to remind the ground personnel.

[0013] In summary, the utility model has the following beneficial effects:

[0014] 1. By installing laser source transmitters at the four corners of the boom truck, workers can use the light spots emitted by the laser source transmitters on the ground to determine the landing point of the construction materials, so that the construction materials can be smoothly lifted to the designated location and reduce safety hazards;

[0015] 2. Since the laser source transmitter can be moved along the diagonal position of the luffing vehicle, if the construction materials hoisted by the tower crane are relatively large, the position of the laser source transmitter can be adjusted to prevent the construction materials from blocking the light source emitted by the laser source transmitter;

[0016] 3. Since the laser source emitter can swing in the horizontal plane, the position of the laser source emitter can be further adjusted. The staff can control the four laser source emitters to be distributed at the four corners of the construction material, which is beneficial for the staff to grasp the size of the construction material and assist the staff to accurately locate the landing point of the construction material. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the embodiment;

[0018] Figure 2 2 is a schematic diagram of the structure of the luffing vehicle in the embodiment;

[0019] Figure 3 Schematic diagram of the structure of the driving member in the embodiment.

[0020] Figure numerals: 1. tower crane body; 2. luffing car; 3. lifting hook; 4. supporting part; 41. supporting plate; 42. supporting block; 43. telescopic rod; 5. laser source emitter; 6. control part; 61. electric push rod; 7. supporting groove; 8. supporting shaft; 9. driving part; 91. driving motor; 92. driving gear; 93. driven gear; 10. warning light; 11. alarm. DETAILED DESCRIPTION

[0021] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0022] Reference Figure 1 , Figure 2 A tower crane device for construction includes a tower crane body 1, a luffing vehicle 2 and a lifting hook 3. Support parts 4 are respectively arranged at the four corners of the luffing vehicle 2, and a laser source emitter 5 is respectively arranged on each support part 4. The light source emitted by the laser source emitter 5 can show a light spot on the ground. The staff can judge the landing point of the construction material according to the position of the light spot, so that the construction material can be smoothly lifted to the designated location, reducing safety hazards.

[0023] Reference Figure 1 , Figure 2 The support part 4 includes a support plate 41 and a support block 42. The support plate 41 is arranged on the luffing vehicle 2, and the support block 42 is fixed on the support plate 41. Four laser source emitters 5 are respectively connected to the corresponding support blocks 42 through a pair of telescopic rods 43. The laser source emitters 5 can move along the diagonal direction of the luffing vehicle 2, and each support block 42 is provided with a control member 6 for controlling the movement of the corresponding laser source emitter 5.

[0024] Reference Figure 1 , Figure 2 The control member 6 includes an electric push rod 61, the tail end of the electric push rod 61 is fixedly connected to the corresponding support block 42, and the telescopic end is fixedly connected to the corresponding laser source emitter 5, so as to realize the rapid adjustment of the position of the laser source emitter 5.

[0025] Since the laser source emitter 5 can move along the diagonal position of the boom vehicle 2 , if the construction materials hoisted by the tower crane are relatively large, the position of the laser source emitter 5 can be adjusted to prevent the construction materials from blocking the light source emitted by the laser source emitter 5 .

[0026] Reference Figure 2 , Figure 3The four corners of the luffing vehicle 2 are provided with support slots 7, each of which is vertically rotatably connected with a support shaft 8. Four support blocks 42 are respectively located in corresponding support slots 7 and fixedly connected with corresponding support shafts 8. At the same time, each support slot 7 is provided with a driving member 9 for driving the corresponding support shaft 8 to rotate, so that the position of the laser source emitter 5 can be adjusted.

[0027] Reference Figure 2 , Figure 3 The driving member 9 includes a driving motor 91, a driving gear 92 and a driven gear 93. The driving motor 91 is fixed on the inner wall of the supporting groove 7. The driving gear 92 is fixedly sleeved on the output shaft of the driving motor 91. The driven gear 93 is fixedly sleeved on the supporting shaft 8, and the driven gear 93 is meshed with the driving gear 92.

[0028] Through the cooperation of the driving motor 91, the driving gear 92 and the driven gear 93, the support shaft 8 can drive the supporting plate 41, the supporting block 42 and the laser source emitter 5 and other components to swing in the horizontal direction, thereby further adjusting the laser source emission position. The staff can control the four laser source emitters 5 to be distributed at the four corners of the construction material, which is helpful for the staff to grasp the size of the construction material and assist the staff to accurately locate the landing point of the construction material.

[0029] Reference Figure 2 The lifting hook 3 is provided with an alarm light 10 and an alarm 11. The alarm light 10 can emit light at night, and the alarm 11 can sound an alarm, thereby reminding the ground personnel and reducing safety hazards.

[0030] The specific embodiments are merely explanations of the present invention and are not limitations of the present invention. After reading this specification, those skilled in the art may make modifications to the embodiments without any creative contribution as needed. However, as long as they are within the scope of the claims of the present invention, they are protected by the patent law.

Claims

1. A tower crane device for construction, comprising a tower crane body (1), a luffing vehicle (2) and a lifting hook (3), characterized in that: Support parts (4) are respectively arranged at the four corners of the boom vehicle (2), and each of the support parts (4) is respectively provided with a laser source emitter (5). The light source emitted by the laser source emitter (5) can show a light spot on the ground to assist workers in determining the landing point of construction materials.

2. A tower crane device for construction according to claim 1, characterized in that: The support portion (4) comprises a support plate (41) and a support block (42); the support plate (41) is arranged on the luffing vehicle (2), and the support block (42) is fixed on the support plate (41); The four laser source emitters (5) are respectively connected to the corresponding support blocks (42) via a pair of telescopic rods (43); the laser source emitters (5) are capable of moving along the diagonal direction of the luffing vehicle (2); and each support block (42) is provided with a control component (6) for controlling the movement of the corresponding laser source emitter (5).

3. A tower crane device for construction according to claim 2, characterized in that: The control component (6) comprises an electric push rod (61), the tail end of the electric push rod (61) is fixedly connected to the corresponding support block (42), and the telescopic end is fixedly connected to the corresponding laser source emitter (5).

4. A tower crane device for construction according to claim 2, characterized in that: Support grooves (7) are respectively provided at the four corners of the luffing vehicle (2), and a support shaft (8) is respectively connected vertically and rotatably in each of the support grooves (7). The four support blocks (42) are respectively located in the corresponding support grooves (7) and are fixedly connected to the corresponding support shafts (8). A driving member (9) for driving the corresponding support shaft (8) to rotate is respectively provided in each of the support grooves (7), so that the position of the laser source emitter (5) can be adjusted.

5. A tower crane device for construction according to claim 4, characterized in that: The driving member (9) comprises a driving motor (91), a driving gear (92) and a driven gear (93); the driving motor (91) is fixed on the inner wall of the supporting groove (7); the driving gear (92) is fixedly sleeved on the output shaft of the driving motor (91); the driven gear (93) is fixedly sleeved on the supporting shaft (8), and the driven gear (93) is meshed with the driving gear (92).

6. A tower crane device for construction according to claim 1, characterized in that: The lifting hook (3) is provided with an alarm light (10) and an alarm (11) to remind ground personnel.

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