CN219842343U

CN219842343U - Concrete carbonization degree of depth detects appurtenance

Info

Publication number: CN219842343U
Application number: CN202321232665.6U
Authority: CN
Inventors: 张恒波; 黄孟强; 汤旺志; 杨志鹏; 乔建伟
Original assignee: Shanghai Interlink Road & Bridge Engineering Co ltd
Current assignee: Shanghai Interlink Road & Bridge Engineering Co ltd
Priority date: 2023-05-19
Filing date: 2023-05-19
Publication date: 2023-10-17
Anticipated expiration: 2033-05-19

Abstract

The utility model discloses an auxiliary tool for detecting the carbonization depth of concrete, and belongs to the field of detection devices for the carbonization depth of concrete. A concrete carbonization depth detection auxiliary tool, comprising: the sleeve is characterized in that the inner side of the sleeve is connected with a pull rod in a sliding manner along the long axis direction, the axial outer side of the pull rod is sleeved with a first spring, and the first spring is positioned in the sleeve; according to the utility model, through the mutual matching of the sliding groove, the friction surface, the scale mark and the limiting component, an operator can realize the adjustment control of the depth of the concrete hit by the impact drill bit by only pressing the pressing rod, and through the matching of the pull rod, the first spring, the dustproof component, the impact drill bit and the pressing type rubber blowing bag, the safety of operation is improved, the work of drilling and clearing holes of a concrete member is completed, tools required to be carried before the detection of the carbonization depth are reduced, the labor intensity of the operator is reduced, and the work efficiency of the detection of the carbonization depth of the concrete is assisted.

Description

Concrete carbonization degree of depth detects appurtenance

Technical Field

The utility model relates to the field of concrete carbonization depth detection devices, in particular to an auxiliary tool for detecting the carbonization depth of concrete.

Background

Carbonization of concrete is an important factor affecting the compressive strength of concrete structures, and is generally combined with rebound values to estimate the compressive strength of concrete members, and is a chemical corrosion to which concrete is subjected, when CO in air ₂ The gas permeates into the concrete, and reacts with alkaline substances to generate carbonate and water, so that the process of reducing the alkalinity of the concrete is called carbonization of the concrete.

When the rebound method of the compressive strength of the concrete is carried out, the measurement of the carbonization depth value is an extremely important measurement value, the alkalinity of the concrete can be reduced by carbonizing the concrete, and the quantity of hydrogen ions in a concrete hole solution is increased, so that the protection effect of the concrete on the steel bars is weakened.

The existing concrete carbonization depth measurement generally comprises the following steps: 1. and (3) drilling holes with the diameter of about 15mm on the surface of the measuring area by using a tool, wherein the depth is larger than the carbonization depth of the concrete, removing dust particles in the holes by using a blowing device, spraying the holes by using a phenolphthalein alcohol solution with the concentration of 1-2%, and detecting the vertical distance between the color-changing junction area and the surface of the concrete by using a carbonization depth detection instrument.

Research and analysis show that the prior art has the following defects in the concrete carbonization depth detection process:

1. when each time concrete is chiseled, an operator needs to carry a chisel and an iron hammer at the same time, and the iron hammer is used for knocking a concrete structure to chiseling holes, so that the situation that concrete broken stones splash to hurt people can occur in the chiseling process;

2. when the actual measurement is carried out, the hammer is needed to be used for chiseling, and the concrete structure is higher in grade, the working strength of the chiseling is higher, the depth of the chiseling is not well controlled, and the working efficiency is lower.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, a hammer is utilized to strike a concrete structure to drill holes, the situation that concrete broken stones splash to hurt people possibly occurs in the process of the drilling, actual measurement real-quantity work is met, the hammer is needed to be used for drilling, and when the grade of the concrete structure is higher, the working strength of the drilling is higher.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a concrete carbonization depth detection auxiliary tool, comprising: the sleeve is characterized in that the inner side of the sleeve is slidably connected with a pull rod along the long axis direction, the axial outer side of the pull rod is sleeved with a first spring, the first spring is positioned in the sleeve, the end part of the sleeve is in threaded connection with a dustproof component through a threaded connector, a check ring is arranged on the direction, close to the dustproof component, of the first spring, the check ring is fixed on the axial outer side of the pull rod and positioned in the sleeve, a percussion drill bit is arranged on the direction, close to the dustproof component, of the pull rod, and the percussion drill bit is positioned in the middle of the dustproof component; the sleeve is far away from the spout and has set gradually spout and mount in the screwed joint orientation, the spout symmetry is provided with two sets of, sliding connection has spacing subassembly on the spout for remove spacingly to the intraductal retaining ring of sleeve, the sheathed tube both sides all are provided with the friction surface, the friction surface uses the spout to be provided with two sets of as central symmetry, the mount is last to be provided with push type rubber and blows the gasbag, push type rubber blows and is provided with the connector on being close to the screwed joint orientation, be connected in through air supply pipe and the dustproof subassembly on the connector.

Further, be provided with the arc stopper on the spacing subassembly, arc stopper sliding connection is inboard in the sleeve pipe, be provided with the lug on the arc stopper, lug sliding connection is in the spout, the lug internal rotation is connected with the depression bar, the depression bar downside is connected with the lug interior bottom through extension spring two, the depression bar is kept away from and is connected with the arc friction plate in the extension spring two directions, the inboard of arc friction plate is provided with friction spacing piece, friction spacing piece is closely pasted and the symmetry is provided with two sets of with friction surface upper surface.

Further, scale marks are arranged between the two groups of arc friction plates.

The outer surface of the sleeve is provided with the scale marks, so that operators can conveniently control the depth of the chiseled concrete before detecting the carbonization depth of the concrete, and specifically, the position of the arc limiting block in the sleeve is intuitively known through the numerical value of the scale marks pointed at the leftmost end of the arc friction plate on the limiting assembly, the retainer ring on the pull rod is moved and limited, and the extension distance of the impact drill bit at the left end of the pull rod is controlled, so that the depth of the concrete to be detected is needed to be chiseled.

Further, the end part of the pull rod, which is far away from the dustproof component, is provided with a pull plate, and the end part of the pull rod, which is close to the dustproof component, is connected with the percussion bit by arranging a connecting sleeve.

Further, be provided with on the dustproof subassembly and blow the dirt cover, blow the inboard annular array distribution of dirt cover and have the gas pocket, blow the dirt cover and go on threaded connection through swivel nut and threaded connection head in being close to the threaded connection head orientation, blow the dirt cover and be provided with the elasticity rubber ring in keeping away from the swivel nut orientation.

Further, the dust blowing cover is made of transparent plastic.

Utilize the dust cover that blows on the dustproof subassembly to be transparent plastic material, made things convenient for operating personnel to directly see through the dust cover and blow the contact position of drill bit and concrete, be favorable to the accurate location to the chisel point position before the concrete detects.

Further, an anti-slip rubber sleeve is arranged on the direction of the push type rubber air blowing bag away from the limiting component, and the anti-slip rubber sleeve is sleeved on the outer side of the sleeve in the axial direction.

In the working process, an operator can attach the left side of the dustproof assembly to the concrete surface, one hand holds the antiskid rubber sleeve, the other hand outwards pulls the pull rod to chisel the concrete surface through the impact bit, and the setting of the antiskid rubber sleeve increases the grip between the operator and the sleeve, so that the stability of the working process is improved.

Compared with the prior art, the utility model provides an auxiliary tool for detecting the carbonization depth of concrete, which has the following beneficial effects:

1. through the mutual matching of the sliding groove, the friction surface, the scale marks and the limiting component, an operator can realize the adjustment control of the depth of the impact drill bit for drilling the concrete only by pressing the pressing rod;

2. the dust-proof assembly can reduce the damage of broken stones during the chiseling process, and the dust blowing cover is made of transparent plastic, so that an operator can observe the contact position of the impact drill bit and the concrete directly through the dust blowing cover, and accurate positioning of chiseling points before concrete detection is facilitated;

3. the pull rod, the first spring, the dustproof component, the impact drill bit and the pressing rubber blowing bag are assembled on the sleeve to be matched, so that the work of punching and hole cleaning of the concrete member is completed, tools required to be carried before carbonization depth detection are reduced, the labor intensity of operators is relieved, and the work efficiency of concrete carbonization depth detection is improved in an auxiliary mode.

Drawings

FIG. 1 is a schematic structural view of an auxiliary tool for detecting the carbonization depth of concrete;

fig. 2 is a schematic diagram of a structure of a concrete carbonization depth detection auxiliary tool in a lower view according to the present utility model;

FIG. 3 is a schematic cross-sectional view of an auxiliary tool for detecting the carbonization depth of concrete according to the present utility model;

FIG. 4 is a schematic side view of an auxiliary tool for detecting the carbonization depth of concrete according to the present utility model;

FIG. 5 is a schematic diagram of a limiting assembly of an auxiliary tool for detecting the carbonization depth of concrete;

fig. 6 is a schematic diagram of a portion a in fig. 3 of an auxiliary tool for detecting a carbonization depth of concrete according to the present utility model.

In the figure: 1. a sleeve; 101. a chute; 102. a friction surface; 103. scale marks; 2. a pull rod; 21. pulling a plate; 22. a retainer ring; 23. connecting sleeves; 3. a first spring; 4. a threaded connector; 5. a dust-proof assembly; 51. a screw sleeve; 52. a dust blowing cover; 521. a blow hole; 53. an elastic rubber ring; 6. percussion drill bits; 7. a limit component; 71. an arc-shaped limiting block; 72. a bump; 73. a compression bar; 74. a tension spring II; 75. an arc friction plate; 76. friction limit plate; 8. a push-type rubber air blowing bag; 81. a connection port; 82. an air supply pipe; 83. a fixing frame; 9. an anti-skid rubber sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples:

referring to fig. 1 to 6, an auxiliary tool for detecting a depth of carbonization of concrete, comprising: the sleeve 1, the inside of the sleeve 1 is connected with a pull rod 2 in a sliding manner along the long axis direction, the axial outer side of the pull rod 2 is sleeved with a first spring 3, the first spring 3 is positioned in the sleeve 1, the end part of the sleeve 1 is connected with a dustproof component 5 in a threaded manner through a threaded connector 4, a check ring 22 is arranged in the direction of the first spring 3, which is close to the dustproof component 5, the check ring 22 is fixed on the axial outer side of the pull rod 2 and is positioned in the sleeve 1, a percussion bit 6 is arranged in the direction of the pull rod 2, which is close to the dustproof component 5, and the percussion bit 6 is positioned in the middle part in the dustproof component 5; the sleeve 1 is kept away from the threaded connection head 4 and has set gradually spout 101 and mount 83, and spout 101 symmetry is provided with two sets of, and sliding connection has spacing subassembly 7 on the spout 101 for remove spacing to the retaining ring 22 in the sleeve 1, the both sides of sleeve 1 all are provided with friction surface 102, and friction surface 102 uses spout 101 to be provided with two sets of as central symmetry, installs on the mount 83 and is provided with push type rubber air-blowing bag 8, is provided with connector 81 in push type rubber air-blowing bag 8 being close to the threaded connection head 4 orientation, is connected through air supply pipe 82 and dustproof subassembly 5 in the connector 81.

Working principle: when the utility model is used, a carbonization depth detection area is firstly determined on the surface of a concrete structure, the depth to be chiseled is determined according to the mark number and maintenance time of concrete, and the specific steps of adjusting the chiseling depth at the impact bit 6 are that the compression rods 73 on the two groups of limiting components 7 are pressed simultaneously, so that the arc friction plates 75 are lifted upwards, the friction limit of the friction limiting plates 76 by the friction surfaces 102 and the limit of the arc friction plates 75 on the outer surfaces of the sleeves 1 are released, the arc friction plates 75 slide on the outer surfaces of the sleeves 1 conveniently, the positions of the arc limiting blocks 71 in the sleeves 1 are conveniently and accurately adjusted by the numerical values on the corresponding scale marks 103 at the left ends of the arc friction plates 75, so that the moving limiting of the check rings 22 and the depth to chiseling the impact bit 6 are realized;

after the steps are completed, the dustproof assembly 5 is attached to the concrete surface, the impact drill bit 6 is aligned to the concrete point to be punched through the dust blowing cover 52 on the dustproof assembly 5, then the pull rod 2 is pulled outwards through the pull plate 21, the first spring 3 is extruded through the right end of the retainer ring 22, the first spring 3 compresses and stores force, after the pull rod 2 is pulled in place, the pull plate 21 is loosened, the impact drill bit 6 connected with the end of the pull rod 2 is driven by the retainer ring 22 to rapidly punch the concrete surface under the elastic restoring force of the first spring 3, the dust blowing cover 52 plays a role in preventing broken stones from splashing when punching the concrete, the pull plate 21 is pulled repeatedly for a plurality of times until the concrete surface is punched to a proper depth, then the dustproof assembly 5 is moved to a certain distance outside a punching hole, the pressing rubber blowing bag 8 is pressed, so that gas is transmitted into the dust blowing cover 52 through the air supply pipe 82, then dust particles in the punching hole are blown out through the air blowing hole, the early stage preparation working time of an operator is shortened through the auxiliary steps, finally, the three-dimensional depth measuring instrument with alcohol concentration of 1% -2% is adopted, when the three-dimensional boundary values are not adopted, and the three-dimensional depth is different from the carbonized, and the carbonized depth is not changed to the carbonized, and when the carbonized depth is measured.

The limiting component 7 is provided with an arc limiting block 71, the arc limiting block 71 is slidably connected to the inner side of the sleeve 1, the arc limiting block 71 is provided with a lug 72, the lug 72 is slidably connected to the sliding groove 101, a pressing rod 73 is rotationally connected to the lower side of the lug 72 through a tension spring II 74 and is connected to the inner bottom of the lug 72, the pressing rod 73 is rotationally connected with an arc friction plate 75 in the direction away from the tension spring II 74, the inner side of the arc friction plate 75 is provided with a friction limiting plate 76, and the friction limiting plate 76 is closely attached to the upper surface of the friction surface 102 and symmetrically provided with two groups.

Graduation marks 103 are arranged between the two groups of arc friction plates 75; as shown in FIG. 1, the scale mark 103 is arranged on the outer surface of the sleeve 1, so that an operator can conveniently control the depth of the chiseled concrete before detecting the carbonization depth of the concrete, specifically, the position of the arc limiting block 71 in the sleeve 1 is intuitively known through the numerical value of the scale mark 103 pointed at the leftmost end of the arc friction plate 75 on the limiting component 7, and the retainer ring 22 on the pull rod 2 is moved and limited, so that the extension distance of the left end of the pull rod 2 to the impact drill bit 6 is controlled, namely the depth of the concrete to be detected which needs to be chiseled.

The upper end part of the pull rod 2, which is far away from the dustproof assembly 5, is provided with a pull plate 21, and the upper end part of the pull rod 2, which is near to the dustproof assembly 5, is connected with the percussion bit 6 by a connecting sleeve 23.

The dust-proof assembly 5 is provided with a dust-blowing cover 52, air-blowing holes 521 are distributed on the inner side of the dust-blowing cover 52 in an annular array, the dust-blowing cover 52 is in threaded connection with the threaded connector 4 through a threaded sleeve 51 in the direction of approaching the threaded connector 4, and an elastic rubber ring 53 is arranged on the dust-blowing cover 52 in the direction of keeping away from the threaded sleeve 51; as shown in fig. 3, in the working state, the left elastic rubber ring 53 of the dust blowing cover 52 is attached to the concrete surface to be tested, the elastic rubber ring 53 is made of elastic rubber, so that a certain buffering and damping effect can be achieved, and meanwhile, the whole device is prevented from shifting in the concrete chiseling working process by utilizing the friction resistance of the elastic rubber ring 53 and the concrete surface.

The dust blowing cover 52 is made of transparent plastic; the dust blowing cover 52 on the dustproof assembly 5 is made of transparent plastic, so that an operator can observe the contact position of the impact drill bit 6 and concrete through the dust blowing cover 52 directly, and accurate positioning of a chiseling point position before concrete detection is facilitated.

An anti-slip rubber sleeve 9 is arranged on the push type rubber air blowing bag 8 in the direction away from the limiting component 7, and the anti-slip rubber sleeve 9 is sleeved on the outer side of the sleeve 1 in the axial direction; as shown in fig. 2, in the working process, an operator can attach the left side of the dustproof assembly 5 to the concrete surface, one hand holds the anti-slip rubber sleeve 9, and the other hand pulls the pull rod 2 outwards to chisel the concrete surface through the impact bit 6, so that the holding force of the operator and the sleeve 1 is increased by the anti-slip rubber sleeve 9, and the stability of the working process is improved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A concrete carbonization depth detection auxiliary tool, comprising: the anti-dust device comprises a sleeve (1), wherein a pull rod (2) is slidably connected to the inner side of the sleeve (1) along the long axis direction, a first spring (3) is sleeved on the outer side of the pull rod (2) in the axial direction, the first spring (3) is positioned in the sleeve (1), the end part of the sleeve (1) is in threaded connection with a dustproof component (5) through a threaded connector (4), a check ring (22) is arranged on the first spring (3) in the direction close to the dustproof component (5), the check ring (22) is fixed on the outer side of the pull rod (2) in the axial direction and positioned in the sleeve (1), a percussion bit (6) is arranged on the pull rod (2) in the direction close to the dustproof component (5), and the percussion bit (6) is positioned in the middle of the dustproof component (5).

The sleeve (1) is kept away from threaded connection head (4) direction and has set gradually spout (101) and mount (83), spout (101) symmetry is provided with two sets of, sliding connection has spacing subassembly (7) on spout (101) for it is spacing to remove retaining ring (22) in sleeve (1), the both sides of sleeve (1) all are provided with friction surface (102), friction surface (102) use spout (101) as central symmetry to be provided with two sets of, install on mount (83) and be provided with push type rubber and blow gasbag (8), push type rubber is blown gasbag (8) are provided with connector (81) in being close to threaded connection head (4) direction, be connected in through air pipe (82) and dustproof subassembly (5) on connector (81).

2. The concrete carbonization depth detection auxiliary tool according to claim 1, wherein an arc-shaped limiting block (71) is arranged on the limiting component (7), the arc-shaped limiting block (71) is slidably connected to the inner side of the sleeve (1), a protruding block (72) is arranged on the arc-shaped limiting block (71), the protruding block (72) is slidably connected to the inside of the sliding groove (101), a pressing rod (73) is rotationally connected to the protruding block (72), the lower side of the pressing rod (73) is connected to the inner bottom of the protruding block (72) through a tension spring II (74), an arc-shaped friction plate (75) is rotationally connected to the pressing rod (73) in the direction away from the tension spring II (74), friction limiting plates (76) are arranged on the inner side of the arc-shaped friction plate (75), and the friction limiting plates (76) are closely adhered to the upper surface of the friction surface (102) and symmetrically provided with two groups.

3. A concrete carbonization depth detection auxiliary tool according to claim 2, characterized in that graduation marks (103) are provided between two groups of the arc friction plates (75).

4. The auxiliary tool for detecting the carbonization depth of concrete according to claim 1, wherein a pull plate (21) is arranged at the upper end part of the pull rod (2) in the direction away from the dustproof assembly (5), and the upper end part of the pull rod (2) in the direction close to the dustproof assembly (5) is connected with the impact drill bit (6) by arranging a connecting sleeve (23).

5. The concrete carbonization depth detection auxiliary tool according to claim 1, wherein a dust blowing cover (52) is arranged on the dust prevention component (5), air blowing holes (521) are distributed in an annular array on the inner side of the dust blowing cover (52), the dust blowing cover (52) is in threaded connection with the threaded connector (4) through a screw sleeve (51) in the direction close to the threaded connector (4), and an elastic rubber ring (53) is arranged on the dust blowing cover (52) in the direction far away from the screw sleeve (51).

6. The concrete carbonization depth detection auxiliary tool according to claim 5, wherein the dust blowing hood (52) is made of transparent plastic material.

7. The auxiliary tool for detecting the carbonization depth of concrete according to claim 1, wherein an anti-slip rubber sleeve (9) is arranged in the direction of the pressing type rubber blowing bag (8) away from the limiting assembly (7), and the anti-slip rubber sleeve (9) is sleeved on the outer side of the sleeve (1) in the axial direction.