CN210833334U - Concrete protective layer thickness detector - Google Patents
Concrete protective layer thickness detector Download PDFInfo
- Publication number
- CN210833334U CN210833334U CN201921793575.8U CN201921793575U CN210833334U CN 210833334 U CN210833334 U CN 210833334U CN 201921793575 U CN201921793575 U CN 201921793575U CN 210833334 U CN210833334 U CN 210833334U
- Authority
- CN
- China
- Prior art keywords
- detector
- rod
- display
- screw
- protective layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to a concrete protective layer thickness detection appearance belongs to concrete thickness detection area. Including the detector, it is provided with the display rod to slide on the detector, it is perpendicular with the relative lateral wall of detector and wall to show the pole, be provided with the scale mark on the display rod, be provided with on the detector and be used for driving the driving piece that shows the pole roll-off detector outside or accomodate to the detector in use this kind of concrete protection thickness detector, needn't the manual work carry the backing plate, directly rotate the handle, can adjust the interval between detector and wall, convenient and fast.
Description
Technical Field
The utility model relates to a concrete thickness detects technical field, especially relates to a concrete protective layer thickness detection appearance.
Background
A concrete protective layer thickness detector is also called as a concrete protective layer thickness detector and is used for detecting the diameter, the position, the distribution of reinforcing steel bars and the concrete protective layer thickness of the reinforcing steel bars in the existing reinforced concrete or newly-built reinforced concrete.
The thickness of concrete is detected at thickness detector and is carried out the wall, when protective layer thickness is less than the minimum numerical value that the instrument can show, generally can add the backing plate of certain thickness between wall and thickness detector to make the detector can show the registration, when calculating concrete thickness at last, directly with the vertical subtraction backing plate thickness that the detector shows can.
When the detection is carried out, the detection is generally carried out on a construction site, and if a worker does not carry the base plate and the detector cannot display the reading, the thickness of the concrete is difficult to detect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a concrete protective layer thickness detector has and to adjust detector and wall interval to make the detector can detect the advantage of concrete thickness.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a concrete protective layer thickness detector, includes the detector, it is provided with the display bar to slide on the detector, the display bar is perpendicular with the detector, be provided with the scale mark on the display bar, be provided with on the detector and be used for driving the driving piece that display bar roll-off detector was outer or accomodate to the detector in.
By implementing the technical scheme, when the detector cannot display the thickness of the concrete, the driving piece is operated, and the driving piece drives the display rod to slide out of the detector to a certain length until the detector can display the number; when the thickness of the concrete is calculated, the reading number of the scale mark on the display rod extending out of the detector is directly subtracted from the reading number displayed by the detector. Through the arrangement of the display rod and the scale marks, on one hand, the base plate does not need to be carried manually; on the other hand, the thickness of the cushion plate does not need to be manually measured, and the scale marks on the display rod are directly read, so that time and labor are saved.
Furthermore, four display rods are arranged and are arranged at four corners of the detector in a sliding mode respectively.
Implement above-mentioned technical scheme, through setting up four demonstration poles, can be so that the detector through showing pole butt to wall when the test, the condition that there is detector one end slope can not appear.
Furthermore, the four display rods are divided into two groups for connection, one ends of the two display rods in the length direction are connected through a connecting rod, and the connecting rod is positioned in the detector; the side wall of the detector facing the wall surface is provided with a containing groove, the containing groove is parallel to the connecting rod, and two ends of the containing groove in the length direction are provided with sliding holes for the display rod to slide out of the detector or be contained in the detector; when the display rod is stored in the detector, one end, far away from the connecting rod, of the display rod is located in the accommodating groove.
Implement above-mentioned technical scheme, when needs use the display rod, the operation driving piece, outside the one end roll-off holding tank that the connecting rod was kept away from to the driving piece drive display rod, when need not use the display rod, the operation driving piece, the drive display rod one end of keeping away from the connecting rod is located the holding tank. Through the setting in the holding tank, can be when need not using the display rod for the tip that shows the pole is located the holding tank, can not stretch out outside the detector promptly, can not influence the detection that the detector can detect out concrete thickness. Through the arrangement of the connecting rods, the four display rods can move in two groups, so that hands do not need to drive the four display rods to move respectively, and the operation is more convenient.
Furthermore, two driving pieces are arranged, each driving piece comprises a screw rod, a nut and a middle rod, and the nuts are fixed on the side wall, far away from the wall surface, of the detector; the screw rod is in threaded connection with the nut; one end of the screw rod is positioned outside the detector, and the other end of the screw rod is positioned in the detector and is rotationally connected with the middle rod; one end of the middle rod, which is far away from the screw rod, is vertically connected with the connecting rod, and the middle rod is connected to the center of the connecting rod.
By implementing the technical scheme, when the display rod needs to be driven to slide out of the accommodating groove, the screw rod is rotated, and when the screw rod is rotated, the screw rod moves towards the direction close to the wall surface while rotating, so that the screw rod is abutted against the middle rod and moves towards the direction close to the wall surface, and the display rod connected with the middle rod and the connecting rod moves towards the direction close to the wall surface; if the display rod needs to slide into the detector, the screw rod is rotated reversely.
Furthermore, an accommodating box is arranged on the side wall of the detector far away from the wall surface, one ends of the two screw rods extending out of the detector extend into the accommodating box, belt pulleys are arranged at one ends of the two screw rods extending into the accommodating box, and the two belt pulleys are in transmission connection through a transmission belt; one of the two screw rods extends out of the accommodating box.
Implement above-mentioned technical scheme, stretch out in rotating two screw rods and hold the outer screw rod of box, drive when the screw rod rotates and rotate rather than coaxial belt pulley, then drive the drive belt when the belt pulley rotates and rotate, the drive belt drives and remains a belt pulley and rotates, then a remaining screw rod rotates, then the screw rod also removes when rotating, two screw rods, belt pulley and drive belt are simultaneously in holding the box and remove. Through the setting of belt pulley and drive belt, can make two screw rods rotate in step, needn't artifically drive two screw rods respectively and rotate, very big reduction artifical intensity.
Furthermore, a handle is arranged on the screw rod extending out of the accommodating box in the two screw rods.
Implement above-mentioned technical scheme, through setting up the handle, can be convenient for the manual work rotate the screw rod.
Furthermore, the screw rod is rotatably connected with the middle rod through a bearing.
By implementing the technical scheme, the rotation friction force between the screw and the middle rod can be reduced through the arrangement of the bearing, so that the screw can rotate more easily.
To sum up, the utility model discloses following beneficial effect has:
through the arrangement of the display rod and the scale marks, when the thickness of concrete is too thin and the detector cannot detect the number, the display rod directly slides out to the position abutted to the wall surface, the detector can detect the thickness of the concrete, and on one hand, a base plate does not need to be carried manually; on the other hand, the thickness of the cushion plate does not need to be manually measured, and the scale marks on the display rod are directly read, so that time and labor are saved;
and two screws can be synchronously rotated through the arrangement of the belt pulley and the transmission belt, and the two screws do not need to be manually and respectively rotated, so that the device is convenient and fast.
Drawings
Fig. 1 is a schematic structural view of the whole of the present invention;
FIG. 2 is a cross-sectional view of the detector of the present invention;
fig. 3 is a structural diagram of the hidden detector of the present invention.
Reference numerals: 1. a detector; 11. accommodating grooves; 111. a slide hole; 12. accommodating the box; 2. a display lever; 21. scale lines; 22. a connecting rod; 3. a drive member; 31. a nut; 32. a screw; 321. a belt pulley; 322. a handle; 33. an intermediate lever; 4. a bearing; 5. a transmission belt.
Detailed Description
The technical solution of the embodiment of the present invention will be described below with reference to the accompanying drawings.
Referring to fig. 1, the detector for detecting the thickness of the concrete protective layer comprises a detector 1, wherein the cross section of the detector 1 is rectangular.
Referring to fig. 2 and 3, display rods 2 are slidably disposed at four corners of the detector 1, one end of each display rod 2 is located in the detector 1, the other end of each display rod 2 is located outside the detector 1, and scale marks 21 are disposed on the display rods 2 and used for displaying the length of the display rods 2 extending out of the detector 1. In order to facilitate the manual direct obtaining of the length of the display rod 2 extending out of the detector 1, the reading of the scale marks 21 is sequentially increased from the end close to the wall surface to the end far away from the wall surface; i.e. the reading of the position of the graduation 21 flush with the side wall of the detector 1, is the length of the display rod 2 extending outside the detector 1.
The display rods 2 located in the length direction of the detector 1 are connected through a connecting rod 22, the connecting rod 22 is transversely arranged between the two display rods 2, and the connecting rod 22 is located in the detector 1 all the time. Detector 1 offers the holding tank 11 that is used for holding display rod 2 on the lateral wall towards the wall, and the opening of holding tank 11 flushes with the lateral wall of detector 1, and the length of holding tank 11 is unanimous with connecting rod 22's length, and is parallel with connecting rod 22. The two ends of the connecting rod 22 in the length direction are provided with slide holes 111 through which the display rod 2 slides out of the detector 1 or is accommodated in the detector 1. One end of the display rod 2, which is far away from the connecting rod 22, slides into the accommodating groove 11 through the sliding hole 111, and the end of the display rod 2 can be prevented from being exposed outside the detecting instrument 1 through the accommodating groove 11.
The detector 1 is provided with a driving element 3 for driving one end of the display rod 2 far away from the connecting rod 22 to slide out of the accommodating groove 11 or be accommodated in the accommodating groove 11. Two driving pieces 3 are arranged, the two driving pieces 3 are both arranged on one side of the connecting rod 22 far away from the display rod 2, each driving piece 3 comprises a nut 31, a screw rod 32 and an intermediate rod 33, and the nuts 31 are fixedly arranged on the side wall of the detector 1 far away from the wall surface; the screw rod 32 is in threaded connection with the nut 31, one end of the screw rod 32 in the length direction extends out of the detector 1, and the other end of the screw rod 32 in the length direction is in rotary connection with the intermediate rod 33 through the bearing 4; the inner ring of the bearing 4 is coaxially fixed with the screw 32, and the outer ring of the bearing 4 is in interference fit and butt joint with the intermediate rod 33; the end of the intermediate rod 33 remote from the screw 32 is perpendicularly connected to the central position of the connecting rod 22.
The side wall of the detector 1 far away from the wall surface is provided with an accommodating box 12, one end of each of the two screw rods 32 extending out of the detector 1 extends into the accommodating box 12, one end of each of the two screw rods 32 extending into the accommodating box 12 is provided with a belt pulley 321, and the two belt pulleys 321 are in transmission connection through a transmission belt 5; one screw 32 of the two screws 32 extends out of the accommodating case 12 and is provided with a handle 322, and the handle 322 is used for rotating the screw 32.
The working principle is as follows: when the detector 1 cannot display the thickness of the concrete, the screw rod 32 is rotated, when the screw rod 32 rotates, the screw rod 32 moves towards the direction close to the wall surface while rotating, the screw rod 32 moves towards the direction close to the wall surface while abutting against the intermediate rod 33, and the display rod 2 connected with the intermediate rod 33 and abutting against the connecting rod 22 slides out of the accommodating groove 11, namely moves towards the direction close to the wall surface; the display rod 2 slides out of the detector 1 to a certain length until the detector 1 can display a reading; when the concrete thickness is calculated, the reading number displayed by the detector 1 is directly subtracted by the reading number of the scale mark 21 on the display rod 2 extending out of the detector 1. Through the arrangement of the display rod 2 and the scale marks 21, on one hand, the backing plate does not need to be carried manually; on the other hand, the thickness of the cushion plate does not need to be manually measured, and the scale marks 21 on the display rod 2 can be directly read, so that time and labor are saved.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a concrete protective layer thickness detector, includes detector (1), characterized by: detector (1) is gone up the slip and is provided with display rod (2), display rod (2) are perpendicular with detector (1), be provided with scale mark (21) on display rod (2), be provided with on detector (1) and be used for driving display rod (2) roll-off detector (1) outside or accomodate driving piece (3) to detector (1) in.
2. The concrete protective layer thickness detector according to claim 1, wherein: the display rods (2) are four, and the four display rods (2) are arranged at four corners of the detector (1) in a sliding mode respectively.
3. The concrete protective layer thickness detector of claim 2, wherein: the four display rods (2) are divided into two groups to be connected, one ends of the two display rods (2) in the length direction are connected through a connecting rod (22), and the connecting rod (22) is located in the detector (1); the side wall, facing the wall surface, of the detector (1) is provided with an accommodating groove (11), the accommodating groove (11) is parallel to the connecting rod (22), and two ends of the accommodating groove (11) in the length direction are provided with sliding holes (111) for the display rod (2) to slide out of the detector (1) or be accommodated in the detector (1); when the display rod (2) is stored in the detector (1), one end, far away from the connecting rod (22), of the display rod (2) is located in the accommodating groove (11).
4. A concrete cover thickness detector according to claim 3, wherein: the two driving pieces (3) are arranged, each driving piece (3) comprises a screw rod (32), a nut (31) and an intermediate rod (33), and the nuts (31) are fixed on the side wall, far away from the wall surface, of the detector (1); the screw rod (32) is in threaded connection with the nut (31); one end of the screw rod (32) is positioned outside the detector (1), and the other end of the screw rod (32) is positioned in the detector (1) and is rotationally connected with the middle rod (33); one end of the middle rod (33) far away from the screw rod (32) is vertically connected with the connecting rod (22), and the middle rod (33) is connected to the center of the connecting rod (22).
5. The concrete protective layer thickness detector of claim 4, wherein: an accommodating box (12) is arranged on the side wall, far away from the wall surface, of the detector (1), one ends of the two screw rods (32) extending out of the detector (1) extend into the accommodating box (12), belt pulleys (321) are arranged at one ends of the two screw rods (32) extending into the accommodating box (12), and the two belt pulleys (321) are in transmission connection through a transmission belt (5); one screw (32) of the two screws (32) extends out of the accommodating box (12).
6. The concrete protective layer thickness detector according to claim 5, wherein: and a handle (322) is arranged on the screw rod (32) extending out of the accommodating box (12) in the two screw rods (32).
7. The concrete protective layer thickness detector of claim 4, wherein: the screw rod (32) is rotatably connected with the middle rod (33) through a bearing (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921793575.8U CN210833334U (en) | 2019-10-23 | 2019-10-23 | Concrete protective layer thickness detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921793575.8U CN210833334U (en) | 2019-10-23 | 2019-10-23 | Concrete protective layer thickness detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210833334U true CN210833334U (en) | 2020-06-23 |
Family
ID=71280907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921793575.8U Expired - Fee Related CN210833334U (en) | 2019-10-23 | 2019-10-23 | Concrete protective layer thickness detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210833334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112666545A (en) * | 2020-12-11 | 2021-04-16 | 南通勘察设计有限公司 | Concrete reinforcement protective layer thickness detection system and detection method thereof |
-
2019
- 2019-10-23 CN CN201921793575.8U patent/CN210833334U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112666545A (en) * | 2020-12-11 | 2021-04-16 | 南通勘察设计有限公司 | Concrete reinforcement protective layer thickness detection system and detection method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2007199059A (en) | Tube degradation core sampler and sample coring method | |
| CN210833334U (en) | Concrete protective layer thickness detector | |
| CN220084014U (en) | Land gradient measuring device for land engineering | |
| CN214666554U (en) | Crack width detector | |
| CN214502481U (en) | Device for detecting verticality stability of door frame convenient to disassemble and assemble | |
| CN210862691U (en) | Building engineering quality detection equipment | |
| CN214666451U (en) | Vernier caliper | |
| CN212568367U (en) | Portable building mortar consistency detection device | |
| CN209991908U (en) | Length measuring device convenient to carry | |
| CN210004933U (en) | foundation pit depth measuring ruler for monitoring foundation pit | |
| CN209783453U (en) | Quality standard ruler for house construction | |
| CN203024716U (en) | Measuring tool for measuring angle of tube inner spiral bar | |
| CN210603085U (en) | Floor thickness tester for building engineering | |
| CN213842164U (en) | Building engineering quality detection ruler | |
| CN205537579U (en) | Utensil is examined in special use of adjustable reading type external diameter | |
| CN217604920U (en) | Intelligent tester for hole forming depth of infrared foundation pile | |
| CN221248796U (en) | Multifunctional tool box for building detection | |
| CN211042057U (en) | Deep deformation monitoring device with apparent deformation measurement function | |
| CN209371979U (en) | A kind of dedicated apparatus for measuring degree of inclination of work China Democratic National Construction Association architectural engineering | |
| CN220602375U (en) | Multifunctional building outer wall crack width gauge | |
| CN220288586U (en) | Reinforcing steel bar diameter detector | |
| CN219640852U (en) | On-site detection positioning device in engineering detection test | |
| CN210089556U (en) | A calibration measuring device for steel construction | |
| CN208012496U (en) | A kind of construction material cutting auxiliary tool | |
| CN217604879U (en) | Bar planting hole depth measuring rod |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 Termination date: 20211023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |