Movable electric hammer lifting support

Abstract

The utility model discloses a movable electric hammer lifting support, which belongs to the technical field of highway construction, and comprises a movable base, a vertical column is arranged on the movable base, a hollow sleeve is arranged on the vertical column through a cross arm, a threaded rod is arranged in the sleeve, the threaded rod is rotatably connected with the sleeve, and two ends of the threaded rod extend out of the sleeve. A core rod which is in sliding connection with the sleeve and ascends and descends above the sleeve is further arranged in the sleeve, the threaded rod is in threaded connection with the core rod, and a rotating drum is arranged at the end, deviating from the core rod, of the threaded rod; and a fixing clip for mounting an electric hammer is arranged at the top end of the core rod. The bridge centralized drainage pipe drilling device can solve the problem that a worker drills a hole upwards when installing a bridge centralized drainage pipe, and meanwhile reduces the secondary climbing operation intensity of the worker, so that the personal safety is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of highway construction, provide a movable electric hammer lifting support. BACKGROUND

[0002] When the bridge flange plate under the concentrated drainage pipe construction, generally need workers to stand in the box girder flange plate, and handheld electric drill upward drilling to fix the drainage pipe, such not only labor intensity, slow, and long time construction easily cause worker neck fatigue, and low construction efficiency. CONTENT

[0003] Therefore, the utility model discloses a movable electric hammer lifting support to solve the current bridge flange plate under the installation concentrated drainage pipe drilling difficult problem.

[0004] To achieve the above object, the utility model provides the following technical scheme:

[0005] The utility model provides a movable electric hammer lifting support, including mobile base, be provided with the stand on this mobile base, be provided with the hollow sleeve of cross arm of this stand, be provided with the threaded rod of both ends all protrude sleeve outside with the rotation connection of this sleeve, still be equipped with the core rod of sliding connection with this sleeve and the lifting of sleeve top, the threaded rod is connected with the core rod, and threaded rod sets up the rotary drum on the end of departure from the core rod, the top of this core rod is equipped with the fixed card for installing electric hammer.Using above -mentioned scheme, through the rotation threaded rod, can accurately adjust the height of electric hammer, adapt to the demand of different construction environment, improve the operation flexibility, and the rotary drum and fixed card of design make the installation and disassembly of electric hammer more convenient, reduce the operation difficulty of worker.This, because the stability of whole structure and the fixed design of core rod, can effectively reduce the accidental situation in the construction process, improve the operation safety.

[0006] Optionally, the cross arm is provided as at least two, and is distributed in the vertical direction of the stand.I.e.the interval between cross arms can be adjusted according to actual needs to provide better support and stability.This design can increase the carrying capacity of the whole support, reduce the risk of inclination when using electric hammer.

[0007] Optionally, the bottom of the sleeve is provided with a bearing rotatably connected with the threaded rod.In this way, the bearing arranged at the bottom of the sleeve can effectively reduce the friction between the threaded rod and the sleeve, so that the resistance in the rotation process of the threaded rod is ensured to be smoother.Meanwhile, the application of the bearing can enhance the stability of the support, avoid the jamming phenomenon caused by excessive friction during use.

[0008] Optionally, the top end of the column is provided with a dust cover through another threaded rod. When drilling, the dust and debris generated by the drill bit will fly around, and the dust cover can effectively block these substances and reduce the impact on the construction environment and workers.

[0009] Optionally, the operating table is arranged on the moving base, the operating mechanism for lifting the threaded rod is arranged on the operating table, the outer cylinder for sliding connection of the sleeve pipe is arranged on the end of the cross arm away from the column, the operating mechanism is composed of an adjusting handle, a double-head screw rod, a sliding block, a connecting rod and a hinge base, one end of the double-head screw rod is arranged outside the operating table and connected with the adjusting handle, the sliding blocks are arranged on the threads with different rotation directions on the two sides of the double-head screw rod, the connecting rods are connected with the sliding blocks respectively, the other ends of the connecting rods are hingedly connected with the hinge base, and the threaded rod is arranged on the hinge base. In this way, through simple manual operation, workers can quickly and conveniently adjust the height of the electric hammer to adapt to different construction requirements.

[0010] The movable electric hammer lifting support has the advantages of simple structure, convenient operation and reusability, and effectively solves the problem of difficult installation and drilling of the centralized drainage pipe under the bridge flange plate.

[0011] Other advantages, objects and features of the present application will be described in the following description, and will be apparent to those skilled in the art based on the following description, or can be taught from the practice of the present application. The objects and other advantages of the present application can be achieved and obtained by the following description. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to make the purpose, technical scheme and advantages of the present application more clear, the preferred embodiments of the present application will be described in detail below with reference to the drawings, in which:

[0013] Figure 1 Figure 1 is a side view of the movable electric hammer lifting support according to an embodiment of the present application;

[0014] Figure 2 Figure 2 is a front view of the movable electric hammer lifting support according to another embodiment of the present application;

[0015] Figure 1 is a side view of the movable electric hammer lifting support according to an embodiment of the present application; DETAILED DESCRIPTION

[0016] The utility model makes further explanation in combination with specific implementation. Among them, the drawing is only used for example explanation, and the representation is only a schematic diagram, and cannot be understood as the limitation to the patent; in order to better illustrate the embodiment of the utility model, some components of the drawing can be omitted, enlarged or reduced, and the size of actual product is not represented; for those skilled in the art, it is understandable that some well-known structures and their description in the drawing can be omitted.

[0017] Embodiment one

[0018] As Figure 1 The utility model discloses a movable electric hammer lifting support, including mobile base 1, adopts the base design of firm, is equipped with pulley or fixing device, is convenient for in the construction site and is fixed, be provided with stand 15 on this mobile base 1, and stand 15 is the support structure, ensures stability and carrying capacity, hollow sleeve pipe 11 is provided with the stand 15 through crosspiece 16, the screw rod 10 that is rotatably connected with it and both ends are projected sleeve pipe 11 outside is provided in the sleeve pipe 11, the core rod 12 that is slidably connected with it and is lifted above sleeve pipe 11 is further equipped in the sleeve pipe 11, namely, sleeve pipe 11 is arranged on the stand 15, and the flexible movement of internal assembly is allowed, the screw rod 10 is rotatably connected with sleeve pipe 11, and the height of core rod 12 is adjusted through rotation, and the both ends of screw rod 10 are projected sleeve pipe 11, and it is convenient to exert force and rotate, the screw rod 10 is threadedly connected with the core rod 12, and the lifting of core rod 12 is realized through rotating screw rod 10, can slide in sleeve pipe 11, and is lifted above sleeve pipe 11, the rotating drum 8 is provided with the end of screw rod 10 away from the core rod 12, can conveniently drive the operation of worker manually, make the lifting process more convenient, and can make the core rod 12 fold with sleeve pipe 11, and the top of core rod 12 is equipped with the fixed card 13 for installing electric hammer (not drawn), ensures the stability and safety of electric hammer when working. In this way, through the design of adjustable lifting support, simple structure, complete function, can effectively solve the current drilling problem in bridge construction, improves construction efficiency and safety, and makes the worker no longer need to maintain the uncomfortable posture for a long time, reduces fatigue, improves work efficiency, and the support can be applicable to the construction scene of different height, especially in high-altitude operation such as bridge and performs excellently.

[0019] The crosspiece 16 in the embodiment is provided as at least two, and is distributed in the vertical direction of stand 15. The connection of crosspiece 16 and stand 15 needs to adopt a stable connection mode, such as welding, bolt connection, etc., to ensure the integrity and stability of the structure. In this way, the setting of multiple crosspieces makes the support more stable when drilling, and can effectively resist the vibration and reaction force brought by electric hammer.

[0020] The bottom of the sleeve 11 in the embodiment is provided with a bearing connected with the threaded rod 10. By introducing the bearing, the operator can more easily adjust the electric hammer lifting support, reducing the fatigue caused by the difficulty of operation.

[0021] The top end of the column 15 in another embodiment is provided with a dust cover 14 through another threaded rod. Through the design of the threaded rod, on the one hand, the height of the dust cover is adjusted in cooperation with the column to cooperate with the electric hammer drill bit to pass through the dust cover to drill, and the dust cover can be stopped on the top surface of the hole to be drilled and abutted, so that the dust cover can collect the dust generated in the drilling process, reduce the cleaning difficulty of the site, and improve the cleanliness of the working environment; on the other hand, the dust cover 14 is rotatably connected, which can ensure the cooperation and installation of the dust cover and the electric hammer drill bit.

[0022] Embodiment two

[0023] As Figure 2 shown, the utility model still mentions another movable electric hammer lifting support, the operation table 3 is provided on the mobile base 1, and the worker is convenient for operation, and the column 15 is fixedly connected with the mobile base 1 and the operation table 3. The operation mechanism for lifting the threaded rod 10 is arranged on the operation table 3, is responsible for the height adjustment of the support, and is lifted through the operation mechanism. And the outer cylinder 9 for slidingly connecting the sleeve 11 is arranged on the end away from the column 15 of the cross arm 16, and the operation mechanism is composed of the adjusting handle 2, the double-end screw rod 4, the sliding block 5, the connecting rod 6 and the hinge base 7, wherein the double-end screw rod 4 is rotatable on the operation table 3, one end of the double-end screw rod 4 extends out of the operation table 3 and is connected with the adjusting handle 2, the lifting process is conveniently controlled by the worker through manual operation. One sliding block 5 is arranged on the screw thread of different rotation directions on the two sides of the double-end screw rod 4, one connecting rod 6 is connected to the two sliding blocks 5 respectively, the other end of the two connecting rods 6 is hingedly connected to a hinge base 7, and the threaded rod 10 is rotatably arranged on the hinge base 7. In this way, the double-end screw rod 4 is rotated on the operation table, the screw motion of the lifting threaded rod is provided, the sliding block is pushed up and down, the sliding block 5 slides on the screw thread of different rotation directions of the double-end screw rod, the lifting action is formed, the connecting rod 6 connects the sliding block 5 and the hinge base 7, and the hinge base 7 supports the rotation of the threaded rod 10, so that the stability of the lifting process is ensured.

[0024] In use, first, the electric hammer is installed through the fixing clamp 13; then, the threaded rod 10 is rotated through the rotating barrel 8 to drive the core rod 12 to vertically ascend and descend relative to the sleeve 11, so that the drill bit of the electric hammer abuts against the to-be-drilled hole position; then, when the double-headed screw rod 4 is rotated through the adjusting handle 2, the different direction threads of the double-headed screw rod 4 respectively push the two sliding blocks 5 to slide, the sliding blocks 5 are connected to the hinged base 7 through the connecting rods 6, the hinged base 7 is used for supporting the threaded rod 10, so that the threaded rod 10 ascends and descends along with the hinged base 7, and then the core rod 12 and the electric hammer ascend and descend to assist the electric hammer to drill holes; finally, after the drilling is completed, the adjusting handle 2 is reversely rotated, the core rod 12 is lowered, and the electric hammer drill bit is withdrawn from the drilling hole, the moving base 1 is moved to perform the next drilling, after all the drilling is completed, the core rod 12 is retracted into the sleeve 11 through the rotation of the threaded rod 10. The design utilizes the advantages of the mechanical structure, so that the ascending and descending process is more stable and efficient.

[0025] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the purpose and scope of the present application, and all should be covered in the scope of the claims of the present application.

Claims

1. A mobile electric hammer lifting support comprising a mobile base (1), characterized in that, The mobile base (1) is provided with a stand (15), the stand (15) is provided with a hollow sleeve (11) through a cross arm (16), the sleeve (11) is provided with a threaded rod (10) rotationally connected therewith and extending out of the sleeve at both ends, the sleeve (11) is further provided with a core rod (12) slidingly connected therewith and lifting above the sleeve, the threaded rod (10) is threadedly connected with the core rod (12), the threaded rod (10) is provided with a rotating drum (8) at a back end away from the core rod (12); the top end of the core rod (12) is provided with a fixing clamp (13) for installing an electric hammer.

2. The mobile hammer drill lift support of claim 1, wherein, The cross arm (16) is provided as at least two, and is distributed in vertical direction of the stand (15).

3. The mobile hammer drill lift support of claim 1, wherein, The bottom of the sleeve (11) is provided with a bearing rotationally connected with the threaded rod (10).

4. The mobile hammer drill lift support of claim 1, wherein, The top end of the stand (15) is provided with a dust cover (14) through another threaded rod.

5. A mobile hammer drill lifting support according to any one of claims 1-4, characterized in that, The mobile base (1) is provided with an operation table (3), the operation table (3) is provided with an operation mechanism for lifting the threaded rod (10), and the cross arm (16) is provided with an outer cylinder (9) for slidingly connecting the sleeve (11) at a back end away from the stand (15), the operation mechanism is composed of an adjusting handle (2), a double-head screw rod (4), a sliding block (5), a connecting rod (6) and a hinge base (7), wherein the double-head screw rod (4) is rotationally arranged on the operation table (3), one end of the double-head screw rod (4) extends out of the operation table (3) and is connected with the adjusting handle (2), the double-head screw rod (4) is provided with a sliding block (5) on the threads of different rotation directions at both sides, two connecting rods (6) are respectively connected to the two sliding blocks (5), and the other ends of the two connecting rods are hingedly connected to a hinge base (7), and the threaded rod (10) is rotationally arranged on the hinge base (7).

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