Concrete vibrating spear assembly

Abstract

The utility model relates to the technical field of concrete vibrating bars, in particular to a concrete vibrating bar assembly which comprises a servo motor body, a pulling handle is fixedly connected to the top of the servo motor body, a limiting rod is slidably connected to the inner surface wall of the pulling handle, and a grip is fixedly connected to the outer surface wall of the limiting rod. The inner bottom wall of the grip is fixedly connected with a bottom strong magnetic block, the bottom of the pulling handle is fixedly connected with an upper strong magnetic block, the bottom strong magnetic block and the upper strong magnetic block are opposite in position, and the magnetic poles of the close ends of the bottom strong magnetic block and the upper strong magnetic block are the same. The principle that the magnetic poles of the close ends of the bottom strong magnetic block and the upper strong magnetic block are the same is utilized, so that the grip does not make actual contact with the pulling handle, meanwhile, the limiting rod is utilized for limitation, and then strong vibration generated by the vibrating bar cannot be transmitted to the hand of a user; and the hand shaking phenomenon of the user due to vibration influence is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete vibrating rods, in particular to a concrete vibrating rod assembly. Background Art

[0002] At present, during concrete pouring construction, in order to ensure uniform distribution of concrete and improve and enhance the structural strength of concrete after solidification, it is necessary to vibrate the concrete while pouring the concrete. Especially in some large concrete building construction, vibration operation is particularly important.

[0003] Existing technologies, such as: CN208594753U, a concrete vibrator, the concrete vibrator includes a cylindrical shell with sealed ends, a main shaft placed in the cylindrical shell and driven by an external drive motor, an eccentric rotor connected to one end of the main shaft, a power supply device and an intelligent mainboard; the intelligent mainboard is provided with at least a gyroscope, an acceleration sensor, an angle sensor, a height sensor, a positioning sensor and a wireless transmission device; the two ends of the main shaft are fixedly arranged in the cylindrical shell by bearings, the external drive motor is connected to the main shaft in the cylindrical shell through a transmission hose, drives the main shaft to rotate, and the power supply device is electrically connected to the intelligent mainboard. Based on the multiple sensors set on the intelligent mainboard, the concrete vibrator is inserted into the concrete and vibrated. The various data in the vibration process, the moving path of the vibrator, the vibration time, and the vibration depth are recorded in real time, so as to provide real-time prompts and urge the workers to vibrate the concrete, and effectively control the quality of concrete vibration.

[0004] However, the above and other typical existing technologies still have certain problems when used:

[0005] 1. The patented concrete vibrator often needs to be handheld when in use, but the strong vibration generated by the vibration will be transmitted along the handle to the user's hand, causing the user's hand to shake, affecting the removal of concrete bubbles.

[0006] 2. The concrete vibrator of this patent needs to be disassembled and assembled when in use, and connected by threads. During the long-term use of the vibrator, some cement or particles are stuck along the connection gap, making it difficult to disassemble the vibrator. Utility Model Content

[0007] The purpose of the utility model is to provide a concrete vibrating rod assembly to solve the problems raised in the above background technology.

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] A concrete vibrating rod assembly comprises a servo motor body, a pulling handle is fixedly connected to the top of the servo motor body, a limiting rod is slidably connected to the inner surface wall of the pulling handle, a grip is fixedly connected to the outer surface wall of the limiting rod, a bottom strong magnetic block is fixedly connected to the inner bottom wall of the grip, an upper strong magnetic block is fixedly connected to the bottom of the pulling handle, the positions of the bottom strong magnetic block and the upper strong magnetic block are opposite, the proximal end magnetic poles of the bottom strong magnetic block and the upper strong magnetic block are the same, the servo motor body is provided with a motor heat dissipation hole, and a connecting piece is fixedly connected to the side of the servo motor body.

[0010] As a preferred solution of the utility model, one end of the connecting piece is fixedly connected to a rubber hose, the output end of the servo motor body is fixedly connected to an internal spring tube, the internal spring tube is arranged on the inner surface wall of the rubber hose, one end of the rubber hose is connected to a bearing fixing tube, and the outer surface wall of the bearing fixing tube is fixedly connected to an iron fixing piece.

[0011] As a preferred solution of the utility model, the iron fixing piece is provided with a connecting screw hole, and the inner surface wall of the iron fixing piece is slidably connected with a threaded connecting rod.

[0012] As a preferred solution of the utility model, a mud guard pipe is fixedly connected to the bottom of the threaded connecting rod, and the threaded connecting rod passes through the iron fixing piece and is threadedly connected to a fixing nut.

[0013] As a preferred solution of the utility model, a movable bearing is installed on the inner surface wall of the bearing fixing tube, and the inner bearing of the movable bearing is fixedly connected to a connecting bearing.

[0014] As a preferred solution of the utility model, a vibration rod is fixedly connected to the bottom end of the connecting bearing, and the movable bearing is fixedly connected to the built-in spring tube.

[0015] As a preferred solution of the utility model, the inner surface wall of the bearing fixing tube is threadedly connected with a connecting threaded tube, and the bottom end of the connecting threaded tube is fixedly connected with a vibration rod body.

[0016] As a preferred solution of the utility model, the material of the bottom strong magnetic block and the upper strong magnetic block are both neodymium iron boron magnets.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. In the utility model, by setting a handle structure and utilizing the principle that the magnetic poles of the proximal ends of the bottom strong magnetic block and the upper strong magnetic block are the same, the handle is not actually in contact with the pulling handle, and the limit rod is used as a restriction, so that the strong vibration generated by the vibrator itself will not be transmitted to the user's hand, thereby avoiding the user's hand shaking caused by the vibration.

[0019] 2. In the utility model, by providing a mud guard tube, cement or particles can be effectively blocked outside the gap of the pipe connection by using the mud guard tube, and the nut can be removed after it is taken out during the disassembly of the vibrating rod to avoid affecting the disassembly of the concrete vibrating rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the pull handle of the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the rubber hose of the utility model;

[0023] Figure 4 This is a schematic diagram of the structure of the iron fixing member of the utility model;

[0024] Figure 5 This is a schematic diagram of the bearing fixing tube structure of the utility model.

[0025] In the figure: 1. Servo motor body; 2. Connectors; 3. Rubber hose; 4. Pull handle; 5. Vibrator body; 6. Motor heat dissipation holes; 7. Grip; 8. Bottom-mounted strong magnetic block; 9. Top-mounted strong magnetic block; 10. Limit rod; 11. Built-in spring tube; 12. Iron fixings; 13. Mud guard tube; 14. Threaded connecting rod; 15. Fixing nut; 16. Connecting screw hole; 17. Bearing fixing tube; 18. Connecting threaded tube; 19. Movable bearing; 20. Connecting bearing; 21. Vibration rod. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0027] For examples, see Figure 1-5 , the utility model provides a technical solution:

[0028] A concrete vibrating rod assembly comprises a servo motor body 1, a pulling handle 4 is fixedly connected to the top of the servo motor body 1, a limiting rod 10 is slidably connected to the inner surface wall of the pulling handle 4, a grip 7 is fixedly connected to the outer surface wall of the limiting rod 10, a bottom strong magnetic block 8 is fixedly connected to the inner bottom wall of the grip 7, an upper strong magnetic block 9 is fixedly connected to the bottom of the pulling handle 4, the bottom of the pulling handle 4 is fixedly connected to the upper strong magnetic block 9, the bottom of the strong magnetic block 8 is opposite to the upper strong magnetic block 9, the proximal end magnetic poles of the bottom strong magnetic block 8 and the upper strong magnetic block 9 are the same, the servo motor body 1 is provided with a motor heat dissipation hole 6, and a connecting piece 2 is fixedly connected to the side of the servo motor body 1.

[0029] Among them, by means of strong magnetic repulsion, the grip 7 and the pulling handle 4 are not in contact, thereby reducing the transmission of vibration and preventing the vibration from being transmitted to the user's hand along the solid structure.

[0030] In this embodiment, Figure 2 As shown, one end of the connecting piece 2 is fixedly connected to a rubber hose 3, the output end of the servo motor body 1 is fixedly connected to an internal spring tube 11, the internal spring tube 11 is arranged on the inner surface wall of the rubber hose 3, one end of the rubber hose 3 is connected to a bearing fixing tube 17, the outer surface wall of the bearing fixing tube 17 is fixedly connected to an iron fixing piece 12, the iron fixing piece 12 is provided with a connecting screw hole 16, the inner surface wall of the iron fixing piece 12 is slidably connected to a threaded connecting rod 14, the bottom of the threaded connecting rod 14 is fixedly connected to a mud guard tube 13, the threaded connecting rod 1 A fixing nut 15 is threadedly connected through the iron fixing piece 12, a movable bearing 19 is installed on the inner surface wall of the bearing fixing tube 17, a connecting bearing 20 is fixedly connected to the inner bearing of the movable bearing 19, a vibration rod 21 is fixedly connected to the bottom end of the connecting bearing 20, the movable bearing 19 is fixedly connected to the built-in spring tube 11, a connecting threaded tube 18 is threadedly connected to the inner surface wall of the bearing fixing tube 17, a vibration rod body 5 is fixedly connected to the bottom end of the connecting threaded tube 18, and the bottom of the strong magnetic block 8 and the upper strong magnetic block 9 are both made of neodymium iron boron magnets.

[0031] Among them, isolation is used to prevent concrete from entering along the gap, preventing it from hindering the overall disassembly of the vibrating rod, thereby reducing the difficulty of maintenance.

[0032] The working process of the utility model is as follows: when the concrete vibrator assembly designed in this scheme is used, first, when the concrete vibrator is lifted by gripping the handle 7, the upper strong magnetic block 9 and the lower strong magnetic block 8 repel each other because of their similar ends, thereby avoiding the contact between the pulling handle 4 and the handle 7, and then the servo motor body 1 is started to rotate the built-in spring tube 11, and then under the action of the movable bearing 19, the vibration rod 21 knocks the vibration rod body 5 to achieve the purpose of vibration, and when maintenance is needed, it is only necessary to remove the fixing nut 15 and pull out the mud guard tube 13, and then the vibration rod body 5 can be rotated, so that it can be easily separated, avoiding the problem of gravity knocking during disassembly due to blockage.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A concrete vibrating rod assembly, comprising a servo motor body (1), characterized in that: The top of the servo motor body (1) is fixedly connected to a pulling handle (4), the inner surface wall of the pulling handle (4) is slidably connected to a limiting rod (10), the outer surface wall of the limiting rod (10) is fixedly connected to a grip (7), the inner bottom wall of the grip (7) is fixedly connected to a bottom strong magnetic block (8), the bottom of the pulling handle (4) is fixedly connected to an upper strong magnetic block (9), the bottom strong magnetic block (8) and the upper strong magnetic block (9) are positioned opposite to each other, the near end magnetic poles of the bottom strong magnetic block (8) and the upper strong magnetic block (9) are the same, the servo motor body (1) is provided with a motor heat dissipation hole (6), and the side of the servo motor body (1) is fixedly connected to a connecting piece (2).

2. A concrete vibrating rod assembly according to claim 1, characterized in that: One end of the connecting piece (2) is fixedly connected to a rubber hose (3); the output end of the servo motor body (1) is fixedly connected to an internal spring tube (11); the internal spring tube (11) is arranged on the inner surface wall of the rubber hose (3); one end of the rubber hose (3) is connected to a bearing fixing tube (17); the outer surface wall of the bearing fixing tube (17) is fixedly connected to an iron fixing piece (12).

3. A concrete vibrating rod assembly according to claim 2, characterized in that: The iron fixing piece (12) is provided with a connecting screw hole (16), and the inner surface wall of the iron fixing piece (12) is slidably connected to a threaded connecting rod (14).

4. A concrete vibrating rod assembly according to claim 3, characterized in that: The bottom of the threaded connecting rod (14) is fixedly connected to a mud guard pipe (13), and the threaded connecting rod (14) passes through the iron fixing piece (12) and is threadedly connected to a fixing nut (15).

5. A concrete vibrating rod assembly according to claim 2, characterized in that: A movable bearing (19) is installed on the inner surface wall of the bearing fixing tube (17), and a connecting bearing (20) is fixedly connected to the inner bearing of the movable bearing (19).

6. A concrete vibrating rod assembly according to claim 5, characterized in that: The bottom end of the connecting bearing (20) is fixedly connected to a vibration rod (21), and the movable bearing (19) is fixedly connected to the built-in spring tube (11).

7. A concrete vibrating rod assembly according to claim 5, characterized in that: The inner surface wall of the bearing fixing tube (17) is threadedly connected to a connecting threaded tube (18), and the bottom end of the connecting threaded tube (18) is fixedly connected to a vibration rod body (5).

8. A concrete vibrating rod assembly according to claim 1, characterized in that: The bottom strong magnetic block (8) and the top strong magnetic block (9) are both made of neodymium iron boron magnets.

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