CN217585746U

CN217585746U - Carbonization depth tester for detecting carbonization depth of construction steel bar

Info

Publication number: CN217585746U
Application number: CN202220249902.9U
Authority: CN
Inventors: 童华丽
Original assignee: Xinjiang Citic Hongyu Construction Engineering Co ltd
Current assignee: Xinjiang Citic Hongyu Construction Engineering Co ltd
Priority date: 2022-02-07
Filing date: 2022-02-07
Publication date: 2022-10-14
Anticipated expiration: 2032-02-07

Abstract

The utility model discloses a carbonization degree of depth apparatus that construction steel bar carbonization degree of depth detected used, drilling mechanism includes first motor, the drill bit, the telescopic sleeve, first slider, compression spring, the standing groove has been seted up to the center department of apparatus body one end, the first motor of one side fixedly connected with of standing groove of apparatus body, the output shaft fixedly connected with drill bit of first motor, first spout has all been seted up to the both sides of the standing groove of apparatus body, equal swing joint has first slider in the first spout of apparatus body, fixedly connected with telescopic sleeve between two first sliders, one side fixedly connected with compression spring of first slider, one side fixedly connected with compression spring of the first spout of apparatus body, through being equipped with first motor, then, it rotates to drive the drill bit, then realize the automatic drilling function to the wall, and improve work efficiency, through being equipped with the telescopic sleeve, can cover the dust that produces when drilling, prevent that the dust from getting into eyes.

Description

Carbonization depth tester for detecting carbonization depth of construction steel bar

Technical Field

The utility model relates to a construction steel bar carbonization degree of depth detects technical field, more specifically says, the utility model relates to a carbonization degree of depth apparatus of construction steel bar carbonization degree of depth detection usefulness.

Background

The carbonization depth tester is mainly used for detecting the carbonization depth of concrete, and the using method comprises the following steps: forming a hole with the diameter of about 15mm on the surface of the measuring area on the surface of the concrete by adopting a proper tool, wherein the depth of the hole is greater than the carbonization depth of the concrete (greater than 10 mm); blowing off dust and debris by using an ear washing ball or a small cutworm; spraying 1% phenolphthalein alcohol solution on the surface of the chiseled concrete; the depth of the concrete without discoloration was measured with a vernier caliper or a carbonization depth meter.

The prior art has the following defects: one is as follows: before the carbonization degree of depth to construction steel bar surveys, need artifically to carry out the chisel hole to detecting the wall, reduce work efficiency easily, have certain potential safety hazard, its two: after the punching is completed, the dust in the punching area needs to be manually cleaned, so that the environmental pollution is easily caused, and after the cleaning is completed, the alcohol phenolphthalein solution needs to be manually sprayed on the punching area, so that the low working efficiency is caused.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a carbonization degree of depth apparatus that construction steel bar carbonization degree of depth detected usefulness to solve the problem that exists among the above-mentioned background art.

The utility model provides a following technical scheme: the utility model provides a carbonization degree of depth apparatus that construction steel bar carbonization degree of depth detected used, includes apparatus mechanism, the apparatus body still includes: the tester mechanism comprises a tester body, a display screen, a key, an electric telescopic rod and a detection sheet;

drilling mechanism: the measuring instrument mechanism is arranged at the center of one end of the measuring instrument mechanism and is fixedly connected with the measuring instrument mechanism;

a collecting mechanism: the drilling mechanism is arranged at the bottom end of the drilling mechanism and is fixedly connected with the drilling mechanism;

alcohol phenolphthalein spraying mechanism: the measuring instrument mechanism is arranged at one end of the measuring instrument mechanism and is fixedly connected with the measuring instrument mechanism;

a display screen: the measuring instrument body is arranged at the center of the top end of the measuring instrument body and is fixedly connected with the measuring instrument body;

pressing a key: the measuring instrument body is arranged on one side of the top end of the measuring instrument body and is fixedly connected with the measuring instrument body;

electric telescopic rod: the measuring instrument body is arranged on one side of the measuring instrument body and is fixedly connected with the measuring instrument body;

the detection piece is arranged at one end of the electric telescopic rod and is fixedly connected with the electric telescopic rod.

Further, drilling mechanism includes first motor, drill bit, telescope tube, first slider, compression spring, the standing groove has been seted up in the center department of apparatus body one end, the first motor of one side fixedly connected with of standing groove of apparatus body, the output shaft fixedly connected with drill bit of first motor, first spout has all been seted up to the both sides of the standing groove of apparatus body, equal swing joint has first slider, two in the first spout of apparatus body fixedly connected with telescope tube between the first slider, one side fixedly connected with compression spring of the first spout of apparatus body through being equipped with the telescope tube, can cover the dust that produces during drilling, prevents that the dust from getting into eyes.

Further, collect the mechanism and include a dust suction tube, dust absorption fan, mount, fixed sleeve, first gear, second gear, transmission shaft, second motor, place board, surge drum, telescopic's bottom fixedly connected with dust suction tube, the board is placed to one side fixedly connected with of dust suction tube, the top fixedly connected with second motor of placing the board, the output shaft fixedly connected with transmission shaft of second motor, the one end of transmission shaft is fixed to be cup jointed the second gear, the outer edge meshing of second gear has first gear, the fixedly connected with dust absorption fan of center department on the top of first gear, fixed sleeve has been cup jointed in the outside activity of dust absorption fan, fixed sleeve's outside fixedly connected with mount, the inboard bottom swing joint of dust suction tube has the surge drum, through being equipped with the surge drum, can collect the dust that produces when drilling then in the surge drum.

Further, alcohol phenolphthalein spraying mechanism is including holding case, force pump, conveyer pipe, shower nozzle, retainer plate, transparent plate, closure plate, twist grip, case lid, the one end fixedly connected with of apparatus body holds the case, hold the bottom fixedly connected with force pump of incasement portion, the one end fixedly connected with conveyer pipe of force pump, the one end fixedly connected with shower nozzle of conveyer pipe, the fixed retainer plate that has cup jointed of one end of conveyer pipe, the top fixedly connected with case lid of holding the case, the quad slit has been seted up to one side on case lid top, the downthehole fixedly connected with transparent plate of quad slit of case lid, the blowing hole has been seted up to one side on case lid top, the top swing joint in the blowing hole of case lid has the closure plate, one side fixedly connected with twist grip on closure plate top holds case and force pump through being equipped with, then can hold the alcohol phenolphthalein solution in the case outwards spray from the shower nozzle.

Further, the one end fixedly connected with suction tube of mount, fixed sleeve's bottom swing joint has first gear, the one end fixedly connected with telescopic sleeve of retainer plate, the one end fixedly connected with screw thread in the collection tube outside, the thread groove has been seted up to the inboard bottom of suction tube, the conveyer pipe is the hose, when the dust in the collection tube reaches certain volume, rotates then alright clear up the dust in the collection tube through the manual work.

Further, telescopic's one end fixedly connected with cover, the material of cover is the rubber material, when the drill bit is driling, can seal the drilling area through the cover, prevents that the dust from outwards oozing.

Further, hold one side of incasement portion and seted up the second spout, swing joint has the second slider in the second spout that holds the case, one side fixedly connected with of second slider floats the ball, the bottom fixedly connected with contact switch of the second spout that holds the case, hold the positive one side fixedly connected with alarm lamp of case, through being equipped with the alarm lamp, then when alcohol phenolphthalein solution that holds in the case need add, the alarm lamp just can report police to flash in order to remind the staff.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a be equipped with first motor, drive the drill bit then and rotate, realize then improving work efficiency to the automatic drilling function of wall, through being equipped with telescopic sleeve, can cover the dust that produces when drilling, prevent that the dust from getting into eyes.

2. The utility model discloses a be equipped with the second motor, then drive the transmission shaft and rotate, it rotates to drive the second gear, then drive first gear and rotate, then drive dust absorption fan and rotate, then can collect the collecting vessel with the dust that produces when drilling in, because the one end fixedly connected with screw thread in the collecting vessel outside, the thread groove has been seted up to the inboard bottom of dust absorption vessel, so when the dust in the collecting vessel reaches certain volume, then through artifical rotation collecting vessel alright clear up the dust in the collecting vessel then, be favorable to the dust clean up of drilling region, be convenient for on next detection.

3. The utility model discloses a be equipped with and hold the case, then can pour alcohol phenolphthalein solution into and hold the case, through the effect of force pump, then with alcohol phenolphthalein solution leading-in to the conveyer pipe in, then spray from the shower nozzle outwards, through being equipped with the transparent plate, then can observe whether alcohol phenolphthalein solution that holds in the case needs to add through the transparent plate, through rotating the twist grip, can rotate the closure plate then, open the blowing hole of case lid then, add alcohol phenolphthalein solution in the blowing hole of case lid, be favorable to realizing automatic spraying alcohol phenolphthalein solution, and be convenient for add alcohol phenolphthalein solution.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an explosion diagram of the body structure of the present invention.

Fig. 3 is the structural schematic diagram of the drilling, collecting and spraying integrated structure of the present invention.

Fig. 4 is an explosion diagram of the automatic drilling structure of the present invention.

Fig. 5 is an explosion diagram of the dust collection structure of the present invention.

Fig. 6 is an explosion diagram of the automatic spraying structure of the present invention.

Fig. 7 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 8 is a schematic diagram of a third structure according to the embodiment of the present invention.

The reference signs are: 1. a meter mechanism; 101. a meter body; 102. a display screen; 103. pressing a key; 104. an electric telescopic rod; 105. detecting a sheet; 2. a drilling mechanism; 201. a first motor; 202. a drill bit; 203. a telescopic sleeve; 204. a first slider; 205. a pressure spring; 3. a collection mechanism; 301. a dust suction cylinder; 302. a dust collection fan; 303. a fixed mount; 304. fixing the sleeve; 305. a first gear; 306. a second gear; 307. a drive shaft; 308. a second motor; 309. placing a plate; 310. a collection canister; 4. alcohol phenolphthalein spraying mechanism; 401. a containing box; 402. a pressure pump; 403. a delivery pipe; 404. a spray head; 405. a stationary ring; 406. a transparent plate; 407. a blocking plate; 408. rotating the handle; 409. a box cover; 5. a cylinder cover; 6. a contact switch; 7. a second slider; 8. a floating ball; 9. an alarm lamp.

Detailed Description

The present invention will be described more fully with reference to the accompanying drawings, and the embodiments of the present invention are merely illustrative, and the present invention is not limited to the embodiments described below, and other embodiments obtained by those skilled in the art without creative work are within the scope of the present invention.

The first embodiment is as follows:

referring to fig. 1 and 2, the utility model provides a carbonization degree of depth apparatus that construction steel bar carbonization degree of depth detected usefulness, including apparatus mechanism 1, apparatus body 101 still includes: the measuring instrument mechanism 1 comprises a measuring instrument body 101, a display screen 102, a key 103, an electric telescopic rod 104 and a detection sheet 105;

the drilling mechanism 2: the device is arranged at the center of one end of the measuring instrument mechanism 1 and is fixedly connected with the measuring instrument mechanism 1;

the collection mechanism 3: the drilling mechanism 2 is arranged at the bottom end of the drilling mechanism 2 and is fixedly connected with the drilling mechanism 2;

alcohol phenolphthalein spraying mechanism 4: the measuring instrument mechanism 1 is arranged at one end of the measuring instrument mechanism 1 and is fixedly connected with the measuring instrument mechanism 1;

the display screen 102: the measuring instrument is arranged at the center of the top end of the measuring instrument body 101 and is fixedly connected with the measuring instrument body 101;

key 103: the measuring instrument is arranged on one side of the top end of the measuring instrument body 101 and is fixedly connected with the measuring instrument body 101;

electric telescopic rod 104: the measuring instrument is arranged on one side of the measuring instrument body 101 and is fixedly connected with the measuring instrument body 101;

the detection piece 105 is installed at one end of the electric telescopic rod 104 and is fixedly connected with the electric telescopic rod 104.

Referring to fig. 4, the drilling mechanism 2 includes a first motor 201, a drill 202, a telescopic sleeve 203, a first slider 204, and a pressure spring 205, a placement groove has been seted up at the center of one end of the tester body 101, a first motor 201 is fixedly connected with one side of the placement groove of the tester body 101, an output shaft fixedly connected with drill 202 of the first motor 201, a first chute has all been seted up at both sides of the placement groove of the tester body 101, a first slider 204, two are all movably connected in the first chute of the tester body 101 fixedly connected with telescopic sleeve 203 between the first sliders 204, a pressure spring 205 is fixedly connected with one side of the first slider 204, a pressure spring 205 is fixedly connected with one side of the first chute of the tester body 101, the first motor 201 drives the drill 202 to rotate, so as to realize the automatic drilling function of the wall surface, improve the working efficiency, and the dust generated during drilling can be covered by the telescopic sleeve 203, thereby preventing the dust from entering into the eyes.

Referring to fig. 5, the collecting mechanism 3 includes a dust suction tube 301, a dust suction fan 302, a fixing frame 303, a fixing sleeve 304, a first gear 305, a second gear 306, a transmission shaft 307, a second motor 308, a placing plate 309, and a collecting tube 310, the bottom end of the telescopic sleeve 203 is fixedly connected with the dust suction tube 301, one side of the dust suction tube 301 is fixedly connected with the placing plate 309, the top end of the placing plate 309 is fixedly connected with the second motor 308, the output shaft of the second motor 308 is fixedly connected with the transmission shaft 307, one end of the transmission shaft 307 is fixedly connected with the second gear 306, the outer edge of the second gear 306 is engaged with the first gear 305, the center of the top end of the first gear 305 is fixedly connected with the dust suction fan 302, the outer side of the dust suction fan 302 is movably sleeved with the fixing sleeve 304, fixed sleeve 304's outside fixedly connected with mount 303, the inboard bottom swing joint of a suction drum 301 has a collection cylinder 310, it rotates to drive transmission shaft 307 through second motor 308, it rotates to drive second gear 306, then drive first gear 305 and rotate, it is rotatory to drive dust absorption fan 302 then, then can collect the collection cylinder 310 with the dust that produces during drilling, because the one end fixedly connected with screw thread in the collection cylinder 310 outside, the thread groove has been seted up to the inboard bottom of a suction drum 301, so when the dust in collection cylinder 310 reaches certain volume, rotate collection cylinder 310 through the manual work then alright clear up the dust in collection cylinder 310, be favorable to the dust sanitization in the drilling region, be convenient for on next step detect.

Referring to fig. 6, the alcohol phenolphthalein spraying mechanism 4 includes a containing box 401, a pressure pump 402, a delivery pipe 403, a spray nozzle 404, a fixing ring 405, a transparent plate 406, a blocking plate 407, a rotating handle 408 and a box cover 409, wherein one end of the tester body 101 is fixedly connected with the containing box 401, the bottom end inside the containing box 401 is fixedly connected with the pressure pump 402, one end of the pressure pump 402 is fixedly connected with the delivery pipe 403, one end of the delivery pipe 403 is fixedly connected with the spray nozzle 404, one end of the delivery pipe 403 is fixedly sleeved with the fixing ring 405, the top end of the containing box 401 is fixedly connected with the box cover 409, one side of the top end of the box cover 409 is provided with a square hole, the square hole of the box cover 409 is fixedly connected with the transparent plate 406, one side of the top end of the box cover 409 is provided with a discharging hole, the top swing joint in the blowing hole of case lid 409 has closure plate 407, one side fixedly connected with twist grip 408 on closure plate 407 top, hold case 401 through being equipped with, then can pour alcohol phenolphthalein solution into and hold case 401, through the effect of force pump 402, then with leading-in to the conveyer pipe 403 of alcohol phenolphthalein solution, then spray from shower nozzle 404 outwards, through being equipped with transparent plate 406, then can observe whether the alcohol phenolphthalein solution that holds in case 401 needs to add through transparent plate 406, through rotating twist grip 408, then can rotate closure plate 407, then open the blowing hole of case lid 409, add alcohol phenolphthalein solution in the blowing hole of case lid 409, be favorable to realizing automatic spraying alcohol phenolphthalein solution, and be convenient for add alcohol phenolphthalein solution.

Referring to fig. 5 and 6, the one end fixedly connected with suction tube 301 of mount 303, the bottom swing joint of fixed sleeve 304 has first gear 305, the one end fixedly connected with telescope tube 203 of retainer plate 405, the one end fixedly connected with screw thread in the collector tube 310 outside, the thread groove has been seted up to the inboard bottom of suction tube 301, conveyer pipe 403 is the hose, is convenient for dismantle collector tube 310 to can clear up the dust in the collector tube 310.

The embodiment of the utility model provides a theory of operation of one: before the carbonization depth of the construction steel bar is detected, the first motor 201 is arranged, the drill bit 202 is driven to rotate, the automatic wall drilling function is realized, the working efficiency is improved, the telescopic sleeve 203 is arranged, dust generated during drilling can be covered, the dust is prevented from entering eyes, along with the change of the drilling depth, the telescopic sleeve 203 extrudes the pressure spring 205, the first sliding block 204 is driven to move in the first sliding groove of the tester body 101, the second motor 308 is arranged, the transmission shaft 307 is driven to rotate, the second gear 306 is driven to rotate, the first gear 305 is driven to rotate, the dust collection fan 302 is driven to rotate, dust generated during drilling can be collected into the collection cylinder 310, and due to the fact that the thread is fixedly connected to one end of the outer side of the collection cylinder 310, the bottom end of the inner side of the dust collection cylinder 301 is provided with a thread groove, so when the dust in the collecting cylinder 310 reaches a certain amount, the collecting cylinder 310 is rotated manually to clean the dust in the collecting cylinder 310, which is beneficial to clean up the dust in the drilling area, and is convenient for the next detection, after the drilling is finished, the containing box 401 is arranged, then the alcohol phenolphthalein solution can be poured into the containing box 401, then the alcohol phenolphthalein solution is led into the delivery pipe 403 under the action of the pressure pump 402, and then the alcohol phenolphthalein solution is sprayed outwards from the spray head 404, through the transparent plate 406, whether the alcohol phenolphthalein solution in the containing box 401 needs to be added or not can be observed through the transparent plate 406, through rotating the rotating handle 408, the blocking plate 407 can be rotated, then the discharging hole of the box cover 409 is opened, the alcohol phenolphthalein solution is added from the discharging hole of the box cover 409, which is beneficial to realizing automatic spraying of the alcohol phenolphthalein solution, and be convenient for add alcohol phenolphthalein solution, alcohol phenolphthalein solution spraying is accomplished the back, through electric telescopic handle 104's flexible ability, drives and detects the piece 105 motion, then can detect the drilling region through detecting piece 105.

Example two:

referring to fig. 7, in a preferred embodiment, one end of the telescopic sleeve 203 is fixedly connected with a cylinder cover 5, the cylinder cover 5 is made of rubber, when a hole is drilled in a wall, the cylinder cover 5 can extrude the wall, and the drilling area is sealed due to the rubber of the cylinder cover 5, so that dust in the drilling area can be conveniently cleaned, and the difference between the second embodiment and the first embodiment is that: because the material of cover 5 is the rubber material, then can carry out better sealed along with the unsmooth of wall, then make the dust clearance in drilling area more thorough.

Example three:

referring to fig. 8, in a preferred embodiment, a second chute is provided at one side inside the containing box 401, a second slider 7 is movably connected in the second chute of the containing box 401, a floating ball 8 is fixedly connected at one side of the second slider 7, a contact switch 6 is fixedly connected at the bottom end of the second chute of the containing box 401, an alarm lamp 9 is fixedly connected at one side of the front surface of the containing box 401, the floating ball 8 can change along with the change of the height of the solution in the containing box 401, then when the solution in the containing box 401 drops to a certain height, the second slider 7 can contact the contact switch 6, then the alarm lamp 9 can give an alarm and flash to prompt, and the difference between the third embodiment and the first embodiment lies in that: when the staff forgets to observe whether the solution that holds in case 401 needs to add, the warning scintillation through alarm lamp 9 is convenient for remind the staff to add the solution that holds in case 401.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the foregoing is illustrative of the preferred embodiments of the present invention, and is not to be construed as limiting the invention, and any modifications, equivalent alterations, improvements and the like made within the spirit and principle of the invention are intended to be included within the scope of the invention.

Claims

1. The utility model provides a carbonization degree of depth apparatus that construction steel bar carbonization degree of depth detected used, includes apparatus mechanism (1), apparatus body (101), its characterized in that still includes: the measuring instrument mechanism (1) comprises a measuring instrument body (101), a display screen (102), a key (103), an electric telescopic rod (104) and a detection sheet (105);

drilling mechanism (2): the device is arranged at the center of one end of the measuring instrument mechanism (1) and is fixedly connected with the measuring instrument mechanism (1);

a collection mechanism (3): the drilling mechanism is arranged at the bottom end of the drilling mechanism (2) and is fixedly connected with the drilling mechanism (2);

alcohol phenolphthalein spraying mechanism (4): the device is arranged at one end of the measuring instrument mechanism (1) and is fixedly connected with the measuring instrument mechanism (1);

display screen (102): the measuring instrument is arranged at the center of the top end of the measuring instrument body (101) and is fixedly connected with the measuring instrument body (101);

key (103): the measuring instrument is arranged on one side of the top end of the measuring instrument body (101) and is fixedly connected with the measuring instrument body (101);

electric telescopic rod (104): the measuring instrument is arranged on one side of the measuring instrument body (101) and is fixedly connected with the measuring instrument body (101);

the detection piece (105) is installed at one end of the electric telescopic rod (104) and is fixedly connected with the electric telescopic rod (104).

2. The carbonization depth measuring instrument for detecting the carbonization depth of the construction steel bar according to claim 1, wherein: drilling mechanism (2) include first motor (201), drill bit (202), telescopic sleeve (203), first slider (204), compression spring (205), the standing groove has been seted up to the center department of apparatus body (101) one end, one side fixedly connected with first motor (201) of the standing groove of apparatus body (101), output shaft fixedly connected with drill bit (202) of first motor (201), first spout has all been seted up to the both sides of the standing groove of apparatus body (101), equal swing joint has first slider (204), two in the first spout of apparatus body (101) fixedly connected with telescopic sleeve (203) between first slider (204), one side fixedly connected with compression spring (205) of the first spout of apparatus body (101).

3. The carbonization depth measuring instrument for detecting the carbonization depth of the construction steel bar according to claim 2, wherein: collecting mechanism (3) are including dust collection tube (301), dust absorption fan (302), mount (303), fixed sleeve (304), first gear (305), second gear (306), transmission shaft (307), second motor (308), place board (309), collection cylinder (310), the bottom fixedly connected with dust collection tube (301) of telescopic sleeve (203), board (309) is placed to one side fixedly connected with of dust collection tube (301), the top fixedly connected with second motor (308) of placing board (309), the output shaft fixedly connected with transmission shaft (307) of second motor (308), the fixed cover of one end of transmission shaft (307) has been cup jointed second gear (306), the outer edge meshing of second gear (306) has first gear (305), fixedly connected with dust absorption fan (302) is located at the center on the top of first gear (309), fixed sleeve (304) have been cup jointed in the outside activity of dust absorption fan (302), the outside fixedly connected with mount (303) of fixed sleeve (304), the inboard bottom of dust collection tube (301) is connected with activity collection cylinder (310).

4. The carbonization depth measuring instrument for detecting the carbonization depth of the construction steel bar according to claim 3, wherein: alcohol phenolphthalein spraying mechanism (4) holds case (401) including holding case (401), force pump (402), conveyer pipe (403), shower nozzle (404), retainer plate (405), transparent plate (406), closure plate (407), twist grip (408), case lid (409), the one end fixedly connected with of apparatus body (101) holds case (401), hold the inside bottom fixedly connected with force pump (402) of case (401), the one end fixedly connected with conveyer pipe (403) of force pump (402), the one end fixedly connected with shower nozzle (404) of conveyer pipe (403), the fixed termination of the one end of conveyer pipe (403) has retainer plate (405), the top fixedly connected with case lid (409) that holds case (401), the quad slit has been seted up to one side on case lid (409) top, the quad slit fixedly connected with transparent plate (406) in the quad slit of case lid (409), the blowing hole has been seted up to one side on case lid (409) top, the top swing joint in the blowing hole of case lid (409) has closure plate (407), one side fixedly connected with twist grip (408) on closure plate (407) top.

5. The carbonization depth measuring instrument for detecting the carbonization depth of the construction steel bar according to claim 4, wherein: the one end fixedly connected with suction tube (301) of mount (303), the bottom swing joint of fixed sleeve (304) has first gear (305), the one end fixedly connected with telescope tube (203) of retainer plate (405), the one end fixedly connected with screw thread in the collecting vessel (310) outside, the thread groove has been seted up to the inboard bottom of suction tube (301), conveyer pipe (403) are the hose.

6. The carbonization depth measuring instrument for detecting the carbonization depth of the construction steel bar according to claim 2, wherein: one end fixedly connected with cover (5) of telescopic sleeve (203), the material of cover (5) is the rubber material.

7. The carbonization depth measuring instrument for detecting the carbonization depth of the construction steel bar according to claim 4, wherein: hold case (401) inside one side and seted up the second spout, swing joint has second slider (7) in the second spout that holds case (401), ball (8) are floated to one side fixedly connected with of second slider (7), hold bottom fixedly connected with contact switch (6) of the second spout of case (401), hold case (401) positive one side fixedly connected with alarm lamp (9).