Concrete spreader

Abstract

The utility model discloses a concrete spreader, and belongs to the field of spreader, the concrete spreader comprises a base, a moving mechanism is arranged in the base, a loop bar is fixedly connected to the top of the base, a height adjusting mechanism is arranged in the loop bar, the height adjusting mechanism comprises a second motor, the second motor is fixedly connected with the loop bar, and the second motor is fixedly connected with the loop bar. The output end of the second motor is fixedly connected with a second threaded rod, the outer portion of the second threaded rod is in threaded connection with a moving rod, and the moving rod, the second threaded rod, a limiting rod and the second motor are arranged, and the output end of the second motor rotates to drive the second threaded rod to rotate; and then a second threaded rod rotates to drive a moving rod to move in a sleeve rod, and then the moving rod is limited by a limiting rod, so that the problem that the height of an existing concrete spreader cannot be adjusted, so that the concrete spreader cannot perform distribution operation at different heights is solved, and the practicability is improved.

Description

Technical Field

[0001] The present application relates to the technical field of concrete placing booms, and in particular to a concrete placing boom. Background Art

[0002] In construction projects, concrete placing booms are key equipment used to evenly distribute concrete to designated locations.

[0003] The published patent, authorized by CN221001998U, discloses a utility model related to a concrete placing boom, particularly a concrete placing boom. The utility model provides a concrete placing boom with easily adjustable direction, comprising a support frame, a connecting column, a limit ring, a limit plate, a support block, a connecting block, a storage box, a placement frame, and a connecting pipe. The support frame includes a rotatable connecting column on the upper portion, a rotatable limit ring on the lower portion of the connecting column, a rotatable limit plate on the upper portion of the connecting column, a support block connected to the top of the connecting column, a connecting block connected to the upper portion of the support block, a storage box connected to the right side of the connecting block, a placement frame connected to the bottom of the storage box, and a connecting pipe connected to the left side of the connecting block. The utility model adjusts the position of the connecting pipe by rotating the connecting pipe, which in turn drives the connecting block, which in turn drives the storage box, thereby facilitating concrete pouring at different locations.

[0004] When the above device is implemented, the device is supported by a support frame, but the existing concrete placing boom cannot adjust the height of the device, resulting in the device being unable to perform placing operations at different heights. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a concrete placing boom, which overcomes the deficiencies of the prior art and aims to solve the problems in the background technology.

[0006] In order to achieve the above-mentioned purpose, the present application adopts the following technical solution: a concrete placing boom, comprising a base, a moving mechanism provided inside the base, a sleeve rod fixedly connected to the top of the base, a height adjustment mechanism provided inside the sleeve rod, the height adjustment mechanism comprising a second motor, the second motor fixedly connected to the sleeve rod, the output end of the second motor fixedly connected to a second threaded rod, the external thread of the second threaded rod being connected to the moving rod, the external fixed connection of the moving rod being a limiting rod, a rotating mechanism provided on the top of the moving rod, a length adjustment mechanism provided inside the rotating mechanism, a support rod fixedly connected to one side of the length adjustment mechanism, a placing mechanism provided on the top of the length adjustment mechanism, and a fixing mechanism provided on one side of the support rod.

[0007] As a preferred embodiment, the moving mechanism includes a first motor, the first motor is fixedly connected to the base, the output end of the first motor is fixedly connected to a first threaded rod, the external thread of the first threaded rod is connected to a moving plate, the bottom of the moving plate is fixedly connected to a moving wheel, and the moving plate is slidably connected to the base.

[0008] By adopting the above technical solution, the output end of the first motor rotates to drive the first threaded rod to rotate, and then the first threaded rod rotates to drive the movable plate to move, and then the movement of the movable plate drives the movable wheel to move, and then the movable wheel contacts the ground and moves along a specified route to drive the base to move, which can better drive the base to move.

[0009] As a preferred embodiment, the rotating mechanism includes a third motor, the third motor is fixedly connected to the moving rod, the output end of the third motor is fixedly connected to a driving gear, one side of the driving gear is slidably connected to a driven gear, the top of the driven gear is fixedly connected to a mounting bracket, and the mounting bracket is rotatably connected to the moving rod.

[0010] By adopting the above technical solution, the output end of the third motor rotates to drive the driving gear to rotate, and the driving gear rotates to drive the driven gear to rotate, and the driven gear rotates to drive the mounting frame to rotate, which can better drive the mounting frame to rotate.

[0011] As a preferred embodiment, the length adjustment mechanism includes a positioning rod, which is fixedly connected to the mounting frame. An electric push rod is fixedly connected to the interior of the positioning rod, and the telescopic end of the electric push rod is fixedly connected to the support rod.

[0012] By adopting the above technical solution, the electric push rod is fixed by the positioning rod, and the telescopic end of the electric push rod is telescopically extended to drive the support rod to move inside the positioning rod, so that the support rod can be better moved inside the positioning rod.

[0013] As a preferred embodiment, the cloth mechanism includes a storage box, which is fixedly connected to the positioning rod, one side of the storage box is fixedly connected to a telescopic tube, the side of the storage box away from the telescopic tube is fixedly connected to a fourth motor, and the output end of the fourth motor is fixedly connected to a conveying blade.

[0014] By adopting the above technical solution, the material is placed in the storage box, and the output rotation of the fourth motor drives the conveying blade to rotate, and the conveying blade rotates to transport the material inside the storage box into the interior of the telescopic tube, and then the telescopic tube transports the material, which can better transport the material.

[0015] As a preferred embodiment, the fixing mechanism includes a rotating motor, which is fixedly connected to the support rod, and the output end of the rotating motor is fixedly connected to a rotating block, a fixing rod is provided on one side of the rotating block, and the fixing rod is rotatably connected to the support rod, and the end of the fixing rod away from the rotating motor is fixedly connected to the telescopic tube.

[0016] By adopting the above technical solution, the output end of the rotating motor drives the rotating block to rotate, and the rotating block drives the fixed rod to rotate, and the fixed rod drives the telescopic tube to adjust its position, so that the position of the telescopic tube can be better adjusted.

[0017] As a preferred embodiment, a sliding groove is provided inside the sleeve rod, and the sliding groove is adapted to the limiting rod.

[0018] By adopting the above technical solution, a sliding groove is provided inside the sleeve rod, and the sliding groove is adapted to the limiting rod, and the limiting rod limits the moving rod to prevent the moving rod from rotating with the second threaded rod, which can better limit the moving rod.

[0019] As a preferred embodiment, the surfaces of the rotating block and the fixed rod are both provided with teeth and grooves, and the rotating block and the teeth and grooves on the surfaces of the fixed rod are meshed.

[0020] By adopting the above technical solution, the surfaces of the rotating block and the fixed rod are both provided with teeth, and the teeth on the surfaces of the rotating block and the fixed rod are engaged with each other, so that the rotating block can be rotated to drive the fixed rod to rotate better.

[0021] Beneficial effects of this application:

[0022] 1. This concrete placing boom is provided with a moving rod, a second threaded rod, a limit rod, and a second motor. The output end of the second motor rotates to drive the second threaded rod to rotate, and the second threaded rod rotates to drive the moving rod to move inside the sleeve rod. The limit rod then limits the moving rod. This avoids the problem of existing concrete placing booms that the height of the device cannot be adjusted, resulting in the device being unable to perform placing operations at different heights, thereby improving practicality.

[0023] 2. This concrete placing boom is provided with a rotating motor, a rotating block and a fixed rod. The output end of the rotating motor rotates the rotating block, which in turn rotates the fixed rod, which in turn rotates the telescopic tube for position adjustment. This avoids the problem of existing concrete placing booms requiring workers to manually adjust the position of the telescopic tube, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1This is a schematic diagram of the front structure of this application;

[0025] Figure 2 This is a front structural cross-sectional view of the present application;

[0026] Figure 3 This is a schematic diagram of the fabric distribution mechanism structure of this application;

[0027] Figure 4 For this application Figure 3 A magnified schematic diagram of the structure at point A.

[0028] Numbers in the figure: 1. base; 2. moving mechanism; 21. first motor; 22. moving plate; 23. moving wheel; 24. first threaded rod; 3. height adjustment mechanism; 31. moving rod; 32. second threaded rod; 33. limiting rod; 34. second motor; 4. rotating mechanism; 41. mounting frame; 42. driven gear; 43. driving gear; 44. third motor; 5. cloth mechanism; 51. telescopic tube; 52. storage box; 53. conveying leaf; 54. fourth motor; 6. length adjustment mechanism; 61. positioning rod; 62. electric push rod; 7. fixing mechanism; 71. rotating motor; 72. rotating block; 73. fixing rod; 8. support rod; 9. sleeve rod. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments.

[0030] Reference Figure 1-Figure 2 A concrete placing boom includes a base 1, a moving mechanism 2 is provided inside the base 1, and the moving mechanism 2 includes a first motor 21, the first motor 21 is fixedly connected to the base 1, the output end of the first motor 21 is fixedly connected to a first threaded rod 24, the external thread of the first threaded rod 24 is connected to a moving plate 22, the bottom of the moving plate 22 is fixedly connected to a moving wheel 23, and the moving plate 22 is slidably connected to the base 1; the output end of the first motor 21 rotates to drive the first threaded rod 24 to rotate, and then the first threaded rod 24 rotates to drive the moving plate 22 to move, and then the moving plate 22 moves to drive the moving wheel 23 to move, and then the moving wheel 23 contacts the ground and moves along a specified route to drive the base 1 to move, which can better drive the base 1 to move.

[0031] Reference Figure 1-Figure 3The top of the base 1 is fixedly connected with a sleeve rod 9, and a height adjustment mechanism 3 is provided inside the sleeve rod 9. The height adjustment mechanism 3 includes a second motor 34, the second motor 34 is fixedly connected to the sleeve rod 9, the output end of the second motor 34 is fixedly connected to the second threaded rod 32, the external thread of the second threaded rod 32 is threadedly connected to the moving rod 31, and the external fixed connection of the moving rod 31 to the limit rod 33 is provided. The top of the moving rod 31 is provided with a rotating mechanism 4, and the rotating mechanism 4 includes a third motor 44, the third motor 44 is fixedly connected to the moving rod 31, the output end of the third motor 44 is fixedly connected to the driving gear 43, and one side of the driving gear 43 is slidably connected to the driven gear 42, and the top of the driven gear 42 is fixedly connected with the mounting bracket 41, and the mounting bracket 41 is rotatably connected to the moving rod 31; the output end of the third motor 44 drives the driving gear 43 to rotate, and then the driving gear 43 rotates to drive the driven gear 42 to rotate, and then the driven gear 42 rotates to drive the mounting bracket 41 to rotate, which can better drive the mounting bracket 41 to rotate.

[0032] Reference Figure 1-Figure 3 A length adjustment mechanism 6 is provided inside the rotating mechanism 4, and a support rod 8 is fixedly connected to one side of the length adjustment mechanism 6. The length adjustment mechanism 6 includes a positioning rod 61, and the positioning rod 61 is fixedly connected to the mounting frame 41. An electric push rod 62 is fixedly connected to the inside of the positioning rod 61, and the telescopic end of the electric push rod 62 is fixedly connected to the support rod 8; the electric push rod 62 is fixed by the positioning rod 61, and then the telescopic end of the electric push rod 62 is telescopically extended to drive the support rod 8 to move inside the positioning rod 61, so that the support rod 8 can be better moved inside the positioning rod 61.

[0033] Reference Figure 1-Figure 3 , a feeding mechanism 5 is provided on the top of the length adjustment mechanism 6, and the feeding mechanism 5 includes a storage box 52, the storage box 52 is fixedly connected to the positioning rod 61, and a telescopic tube 51 is fixedly connected to one side of the storage box 52, and a fourth motor 54 is fixedly connected to the side of the storage box 52 away from the telescopic tube 51, and a conveying blade 53 is fixedly connected to the output end of the fourth motor 54; the material is placed in the storage box 52, and the output rotation of the fourth motor 54 drives the conveying blade 53 to rotate, and then the conveying blade 53 rotates to transport the material inside the storage box 52 into the inside of the telescopic tube 51, and then the telescopic tube 51 transports the material, which can better transport the material.

[0034] Reference Figure 2-Figure 4, a fixing mechanism 7 is provided on one side of the support rod 8, and the fixing mechanism 7 includes a rotating motor 71, which is fixedly connected to the support rod 8, and a rotating block 72 is fixedly connected to the output end of the rotating motor 71. A fixing rod 73 is provided on one side of the rotating block 72, and the fixing rod 73 is rotatably connected to the support rod 8. The end of the fixing rod 73 away from the rotating motor 71 is fixedly connected to the telescopic tube 51; the rotating block 72 is driven to rotate by the output end of the rotating motor 71, and the rotating block 72 is then driven to rotate by the rotating block 72, and the fixed rod 73 is then driven to rotate by the fixed rod 73 to adjust the position of the telescopic tube 51, so that the position of the telescopic tube 51 can be better adjusted.

[0035] Reference Figure 2 A sliding groove is provided inside the sleeve rod 9, and the sliding groove is adapted to the limiting rod 33; a sliding groove is provided inside the sleeve rod 9, and the sliding groove is adapted to the limiting rod 33, and then the moving rod 31 is limited by the limiting rod 33 to prevent the moving rod 31 from rotating with the second threaded rod 32, so that the moving rod 31 can be better limited.

[0036] Reference Figure 3-Figure 4 The surfaces of the rotating block 72 and the fixed rod 73 are both provided with teeth, and the teeth on the surfaces of the rotating block 72 and the fixed rod 73 are meshed; by providing teeth on the surfaces of the rotating block 72 and the fixed rod 73, and meshing the teeth on the surfaces of the rotating block 72 and the fixed rod 73, the rotating block 72 can be better rotated to drive the fixed rod 73 to rotate.

[0037] Working principle: The output end of the first motor 21 rotates to drive the first threaded rod 24 to rotate, and then the first threaded rod 24 rotates to drive the movable plate 22 to move, and then the movable plate 22 moves to drive the movable wheel 23 to move, and then the movable wheel 23 contacts the ground and moves along the specified route to drive the base 1 to move, and then the output end of the second motor 34 rotates to drive the second threaded rod 32 to rotate, and then the second threaded rod 32 rotates to drive the movable rod 31 to move inside the sleeve rod 9, and then the limit rod 33 limits the movable rod 31, and then the output end of the third motor 44 rotates to drive the driving gear 43 to rotate, and then the driving gear 4 3 rotates to drive the driven gear 42 to rotate, and the driven gear 42 rotates to drive the mounting frame 41 to rotate, and the storage box 52 holds the material, and the output rotation of the fourth motor 54 drives the conveying blade 53 to rotate, and the conveying blade 53 rotates to transport the material inside the storage box 52 into the inside of the telescopic tube 51, and the telescopic tube 51 transports the material for distribution, and the output end of the rotating motor 71 rotates to drive the rotating block 72 to rotate, and the rotating block 72 rotates to drive the fixed rod 73 to rotate, and the fixed rod 73 rotates to drive the telescopic tube 51 to adjust the position, so that the position of the telescopic tube 51 can be better adjusted.

[0038] The above is only a preferred specific implementation method of the present application, but the scope of protection of the present application is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and utility model concept of the present application within the technical scope disclosed in the present application, and they should be covered by the scope of protection of the present application.

Claims

1. A concrete placing boom, comprising a base (1), characterized in that: A moving mechanism (2) is provided inside the base (1), a sleeve rod (9) is fixedly connected to the top of the base (1), a height adjustment mechanism (3) is provided inside the sleeve rod (9), and the height adjustment mechanism (3) comprises a second motor (34), the second motor (34) is fixedly connected to the sleeve rod (9), an output end of the second motor (34) is fixedly connected to a second threaded rod (32), an external thread of the second threaded rod (32) is threadedly connected to a moving rod (31), an external fixed connection of the moving rod (31) is provided with a limiting rod (33), a rotating mechanism (4) is provided on the top of the moving rod (31), a length adjustment mechanism (6) is provided inside the rotating mechanism (4), a support rod (8) is fixedly connected to one side of the length adjustment mechanism (6), a cloth mechanism (5) is provided on the top of the length adjustment mechanism (6), and a fixing mechanism (7) is provided on one side of the support rod (8).

2. A concrete placing boom according to claim 1, characterized in that: The moving mechanism (2) comprises a first motor (21), the first motor (21) being fixedly connected to the base (1), the output end of the first motor (21) being fixedly connected to a first threaded rod (24), the external thread of the first threaded rod (24) being connected to a moving plate (22), the bottom of the moving plate (22) being fixedly connected to a moving wheel (23), and the moving plate (22) being slidably connected to the base (1).

3. The concrete placing boom according to claim 1, characterized in that: The rotating mechanism (4) includes a third motor (44), the third motor (44) is fixedly connected to the moving rod (31), an output end of the third motor (44) is fixedly connected to a driving gear (43), one side of the driving gear (43) is slidably connected to a driven gear (42), the top of the driven gear (42) is fixedly connected to a mounting frame (41), and the mounting frame (41) is rotatably connected to the moving rod (31).

4. A concrete placing boom according to claim 3, characterized in that: The length adjustment mechanism (6) comprises a positioning rod (61), the positioning rod (61) is fixedly connected to the mounting frame (41), an electric push rod (62) is fixedly connected inside the positioning rod (61), and the telescopic end of the electric push rod (62) is fixedly connected to the support rod (8).

5. The concrete placing boom according to claim 1, characterized in that: The material distributing mechanism (5) comprises a storage box (52), the storage box (52) being fixedly connected to a positioning rod (61), a telescopic tube (51) being fixedly connected to one side of the storage box (52), a fourth motor (54) being fixedly connected to the side of the storage box (52) away from the telescopic tube (51), and a conveying blade (53) being fixedly connected to the output end of the fourth motor (54).

6. The concrete placing boom according to claim 5, characterized in that: The fixing mechanism (7) comprises a rotating motor (71), the rotating motor (71) is fixedly connected to the support rod (8), the output end of the rotating motor (71) is fixedly connected to a rotating block (72), one side of the rotating block (72) is provided with a fixing rod (73), the fixing rod (73) is rotatably connected to the support rod (8), and one end of the fixing rod (73) away from the rotating motor (71) is fixedly connected to the telescopic tube (51).

7. The concrete placing boom according to claim 1, characterized in that: A sliding groove is provided inside the sleeve rod (9), and the sliding groove is adapted to the limiting rod (33).

8. The concrete placing boom according to claim 6, characterized in that: The surfaces of the rotating block (72) and the fixed rod (73) are both provided with tooth grooves, and the tooth grooves on the surfaces of the rotating block (72) and the fixed rod (73) are meshed.

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