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CN-224224214-U - Pretreatment device for concrete structural member

CN224224214UCN 224224214 UCN224224214 UCN 224224214UCN-224224214-U

Abstract

The utility model belongs to the technical field of roughening, and discloses a concrete structural member pretreatment device which comprises a grip, wherein one end of the grip is fixedly connected with a cylinder with a hollow interior, a plurality of supporting parts which are uniformly distributed in a ring shape around the central axis of the cylinder are fixed on the cylinder far away from the grip end, the supporting parts extend along the central axis of the cylinder far away from the grip end, a slide bar which is coaxially arranged is connected onto the cylinder in a sliding manner, one end of the slide bar is positioned inside the cylinder, the slide bar is positioned outside the cylinder far away from the grip end, an adjusting component is connected onto the slide bar far away from the grip end, the adjusting component is detachably connected with a roughening component, the roughening component is positioned between the supporting parts, the adjusting component is used for adjusting the distance between the roughening component and the slide bar, a driving mechanism which is connected with the slide bar is arranged on the cylinder and used for driving the slide bar to stretch back and forth in the cylinder along the axial direction, and the problem that the roughening depth is inconvenient to adjust according to actual needs in the prior art is solved.

Inventors

  • GAO PEI
  • GAO JIANBAO

Assignees

  • 高州市高盛实业有限公司

Dates

Publication Date
20260512
Application Date
20250421

Claims (8)

  1. 1. The concrete structural member pretreatment device comprises a grip (100), and is characterized by comprising: One end of the handle (100) is fixedly connected with a cylinder (200) with a hollow inside; The end of the cylinder (200) far away from the grip (100) is fixedly provided with a plurality of supporting parts which are uniformly distributed in a ring shape around the central axis of the cylinder (200), and the supporting parts extend along the central axis of the cylinder (200) towards the end far away from the grip (100); A slide bar (400) which is coaxially arranged is connected on the cylinder (200) in a sliding way, one end of the slide bar (400) is positioned inside the cylinder (200), and the end of the slide bar (400) far away from the grip (100) is positioned outside the cylinder (200); The end, far away from the grip (100), of the sliding rod (400) is connected with an adjusting component (500), the adjusting component (500) is detachably connected with a roughening component (600), the roughening component (600) is positioned between the supporting parts, and the adjusting component (500) is used for adjusting the distance between the roughening component (600) and the sliding rod (400); The cylinder (200) is provided with a driving mechanism (700) connected with the slide bar (400), and the driving mechanism (700) is used for driving the slide bar (400) to reciprocate and stretch in the axis direction in the cylinder (200).
  2. 2. The concrete structural member pretreatment device of claim 1, wherein the adjusting assembly (500) comprises an adjusting rod (501) fixed at the end, far away from the grip (100), of the sliding rod (400), the adjusting rod (501) and the sliding rod (400) are coaxially placed, a spiral thread groove is formed in the peripheral wall of the adjusting rod (501), an adjusting block (502) in threaded connection is sleeved on the adjusting rod (501), and the roughening assembly (600) is detachably connected with the adjusting block (502).
  3. 3. The concrete structural member pretreatment device of claim 2, wherein the roughening assembly (600) comprises a sleeve (601) with two open ends, the sleeve (601) and the adjusting rod (501) are coaxially placed, the inner diameter of the sleeve (601) is larger than the outer diameter of the adjusting rod (501), one end of the sleeve (601) is detachably connected with the end, away from the cylinder (200), of the adjusting block (502), the sleeve (601) is away from the end, away from the adjusting block (502), of the adjusting block, fixedly connected with a fixed disc (602), and a plurality of roughening cones (603) which are uniformly distributed are fixed at the end, away from the sleeve (601), of the fixed disc (602).
  4. 4. A concrete structural member pretreatment device according to claim 3, wherein the end of the regulating block (502) far away from the cylinder (200) is provided with a circular groove (503) matched with the sleeve (601), and one end of the sleeve (601) is slidably connected in the circular groove (503).
  5. 5. The concrete structural member pretreatment device of claim 4, wherein the adjustment block (502) and the sleeve (601) are detachably connected by a plurality of screws (800) uniformly distributed around the central axis of the sleeve (601).
  6. 6. The concrete structural member pretreatment device according to claim 5, wherein the driving mechanism (700) comprises a sliding disc (701), the sliding disc (701) is fixed at one end of the sliding rod (400) close to the grip (100), the sliding disc (701) is slidably connected in the cylinder (200), a rotating shaft (702) is arranged in the cylinder (200), the rotating shaft (702) is positioned at one side of the sliding disc (701) close to the grip (100), the rotating shaft (702) is vertically arranged with the sliding rod (400), both ends of the rotating shaft (702) are rotatably connected with the circumferential wall of the cylinder (200), a cam (703) is fixedly sleeved on the rotating shaft (702), a spring (704) is sleeved on the sliding rod (400), one end of the spring (704) is fixed with the sliding disc (701), the other end of the spring (704) is fixed with the inner wall of the cylinder (200), the circumferential wall of the cam (703) is in extrusion contact with the sliding disc (701), a rotating motor (705) is fixedly arranged on the outer side wall of the cylinder (200), and the output end of the rotating motor (705) is connected with the rotating shaft (702).
  7. 7. The concrete structural member pretreatment device according to claim 6, wherein a symmetrically placed sliding groove (101) is formed in the inner peripheral wall of the cylinder (200), the sliding grooves (101) and the sliding rod (400) are coaxially placed, a pair of protruding blocks are arranged on the peripheral wall of the sliding disc (701), and the protruding blocks are respectively in sliding clamping connection with the two sliding grooves (101).
  8. 8. The concrete structural member pretreatment device of claim 7, wherein the supporting part comprises a supporting rod (300), one end of the supporting rod (300) is fixed with the cylinder (200), the end of the supporting rod (300) far away from the grip (100) is provided with a ball groove, and balls (301) are rotatably connected in the ball groove.

Description

Pretreatment device for concrete structural member Technical Field The utility model belongs to the technical field of roughening, and particularly relates to a concrete structural member pretreatment device. Background In the field of construction and civil engineering, the surface treatment of concrete structural members is one of key steps for ensuring the subsequent construction quality, roughening treatment is a common surface pretreatment method, the bonding strength between new and old concrete can be improved by increasing the roughness of the concrete surface, so that the structural integrity and durability are enhanced, roughening treatment is mainly manually carried out in the traditional construction process, the roughening operation intensity is high, particularly the roughening depth is difficult to control in the manual roughening process, although the automatic roughening operation can be realized by some devices in the prior art, the labor intensity can be effectively reduced, for example, the Chinese patent with the application number of CN202320217684.5 provides a concrete roughening device, the surface roughening construction of concrete is obvious in uniform roughening treatment effect, the labor is saved, the working efficiency is improved, the movement is flexible, and the operation is convenient. However, in the actual treatment process, the roughening depth is often required to be adaptively adjusted according to factors such as the concrete strength of the concrete structural member, the type of the member, the construction process, the design requirement, the surface state and the like, and only a hole groove with a fixed depth can be drilled in the above patent, so that the problem that the roughening depth is inconvenient to adjust according to the actual requirement exists in the prior art. Disclosure of utility model Aiming at the defects of the prior art, the utility model aims to provide a concrete structural member pretreatment device, which solves the problem that the prior art is inconvenient to adjust the roughening depth according to actual needs. The aim of the utility model can be achieved by the following technical scheme: the concrete structural member pretreatment device comprises a grip; One end of the handle is fixedly connected with a cylinder with a hollow inside; the cylinder is fixed with a plurality of supporting parts which are uniformly distributed in a ring shape around the central axis of the cylinder far away from the handle end, and the supporting parts extend along the central axis of the cylinder far away from the handle end; The cylinder is connected with a slide bar which is coaxially arranged in a sliding way, one end of the slide bar is positioned in the cylinder, and the slide bar is positioned outside the cylinder far away from the handle end; The end, far away from the handle, of the sliding rod is connected with an adjusting component, the adjusting component is detachably connected with a roughening component, the roughening component is positioned between the supporting parts, and the adjusting component is used for adjusting the distance between the roughening component and the sliding rod; the cylinder is provided with a driving mechanism connected with the slide bar, and the driving mechanism is used for driving the slide bar to reciprocate in the cylinder along the axial direction. The technical scheme has the following principle and effects: When the roughening operation is carried out, the handle is manually held, each supporting part is abutted against the surface of the concrete structural member to be roughened, the driving mechanism is started to drive the sliding rod to reciprocate and stretch along the axial direction, the sliding rod drives the adjusting component and the roughening component, the surface of the concrete structural member is subjected to reciprocating knocking through the roughening component, the supporting part is driven to move along the surface of the concrete structural member through the handle to realize roughening treatment on the surface of the concrete structural member, when the roughening depth is required to be adjusted, the adjusting component can be used for controlling and adjusting the distance between the roughening component and the sliding rod, when the roughening depth is required to be increased, the adjusting component is used for increasing the distance between the roughening component and the sliding rod, when the roughening depth is required to be reduced, the adjusting component is used for reducing the distance between the roughening component and the sliding rod, and the problem of being convenient for carrying out adaptive adjustment on the roughening depth according to actual needs can be realized. The adjusting component comprises an adjusting rod fixed at the end, far away from the handle, of the sliding rod, the adjusting rod and the sliding rod are coaxially arranged, a spiral