CN106524867A - Floor thickness gauge - Google Patents
Floor thickness gauge Download PDFInfo
- Publication number
- CN106524867A CN106524867A CN201611149804.3A CN201611149804A CN106524867A CN 106524867 A CN106524867 A CN 106524867A CN 201611149804 A CN201611149804 A CN 201611149804A CN 106524867 A CN106524867 A CN 106524867A
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- CN
- China
- Prior art keywords
- core bar
- cavity
- housing
- floor
- intermediate plate
- 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.)
- Pending
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a floor thickness gauge. The thickness gauge comprises a shell and a core rod. An internal portion of the shell is provided with a cavity. Left and right side walls of the shell are symmetrically provided with groove holes connected to the cavity. An outer wall of the shell is provided with a vernier which can slide up and down. An upper end of the shell is provided with a digital display device used for displaying a vernier reading. The core rod is hinged to an expansion clamping sheet. The expansion clamping sheet is provided with a limiting portion. The limiting portion is formed by a limiting surface, a support surface and a corner camber surface which connects the limiting surface and the support surface. The core rod is provided with a pasting surface. In an original state, the limiting surface is an upper end surface of the expansion clamping sheet and is a horizontal surface. The support surface is pasted to the pasting surface. The expansion clamping sheet possesses a degree of freedom which is formed by rotating the expansion clamping sheet upwardly around a hinge joint. A length of the core rod is greater than a depth of the cavity. The core rod is movably arranged in the shell cavity. The expansion clamping sheet can be inserted outside the shell groove holes from the cavity and can be expanded to be in the original state. Operation is convenient, a measured error is small, work efficiency is increased and safety of detection personnel is guaranteed.
Description
Technical field
The invention belongs to architectural engineering detection technique field, and in particular to a kind of floor calibrator.
Background technology
《Concrete structure engineering construction quality accident specification》(GB 50204-2015) annex F regulations, the inspection of slab thickness
Survey the method that can adopt non-damaged method or local damage, it would however also be possible to employ non-damaged method the method with local damage
Calibrated.Existing Dynamic Non-Destruction Measurement generally utilizes ultrasound examination, detecting instrument include main frame, transmitting probe,
The equipment such as receiving transducer, extension rod.When the method is detected, transmitting probe extension rod is fixed on into floor slab bottoms, is maintained static,
Main frame is placed on floor slab tops, measures slab thickness by left and right or movable receiving transducer.Existing local damage side
Method detection slab thickness is that aperture is drilled through on floor, blocks floor bottom in floor slab bottoms extension rod, is surveyed with slide gauge
Amount slab thickness first arrives to the extension rod of bottom with fine steel rib, and position is in do at fine steel rib and remembers at the hole on floor
Number, then double measurement fine steel rib stretches into the length in hole as the thickness of floor.
There is the following aspects in Ultrasonic NDT：
1) when floor arrangement of reinforcement is more, there is reflection, scattering process to ultrasound wave, causes certainty of measurement relatively low.
2) two people are at least needed to coordinate, floor slab bottoms personnel need to prop up floor slab bottoms with extension rod, and keep transmitting to visit
Head is maintained static.In real measurement process, long, survey crew is easily tired, and causes transmitting probe for this method time of measuring
Rock, affect measurement efficiency and certainty of measurement.
3) as, in measurement process, testing staff is located at floor upper and lower, while it is more to detect that same plate face needs
Secondary conversion measurement position, testing staff's exchange are relatively difficult.
5) plate face upstairs needs plate face correspondence downstairs, for labyrinth and large scale structure, finds corresponding plate face
Need special messenger to lead, or spend the time more, need many people to coordinate, measurement efficiency is low.
5) in Practical Project, when floor bottom piles with article or floor height too high (such as large-scale cantilevered structure) exceedes
During the range of extension rod, then detection process does not satisfy the requirements or has danger.
There is the following aspects with slide gauge or when double measurement is carried out with fine steel rib in traditional：
1) two people are at least needed to coordinate, floor slab bottoms personnel need to prop up floor slab bottoms with extension rod, and keep extension rod
The flat board of end is maintained static.In real measurement process, long, survey crew is easily tired, and causes for this method time of measuring
Flat board is rocked, and affects measurement efficiency and certainty of measurement.
2) during using fine steel rib double measurement, Quadratic Measurement Error is certainly existed, affects certainty of measurement.Work as plate
When thick larger, the survey chi rigidity of slide gauge is less, surveys chi and there is flexural deformation, and measured value is bigger than normal.
3) as, in measurement process, testing staff is located at floor upper and lower, while it is more to detect that same plate face needs
Secondary conversion measurement position, testing staff's exchange are relatively difficult.
4) plate face upstairs needs plate face correspondence downstairs, for labyrinth and large scale structure, finds corresponding plate face
Need special messenger to lead, or spend the time more, need many people to coordinate, measurement efficiency is low.
5) in Practical Project, when floor bottom piles with article or floor height too high (such as large-scale cantilevered structure) more than prolonging
During the range of stock, then detection process does not satisfy the requirements or has danger.
The content of the invention
To solve above-mentioned technical problem, the present invention provides a kind of easy to operate, measurement error little floor calibrator, improves
Work efficiency, it is ensured that the safety of testing staff.
In order to reach above-mentioned technique effect, the technical solution used in the present invention is：
A kind of floor calibrator, including housing and core bar, the enclosure interior are provided with cavity, and housing left and right sidewall symmetrically sets
There is the slotted eye being connected with cavity, housing exterior walls are provided with the vernier that can slide up and down, and housing upper end is provided with and shows vernier reading
Device for digit-displaying, the slotted eye are located at lower end in housing, and vernier is located above slotted eye；Core bar left and right sides wall is symmetrically hinged with exhibition
Intermediate plate is opened, the expansion intermediate plate is provided with limiting section, and the limiting section is by confined planes, supporting surface and connection confined planes and supporting surface
Corner cambered surface composition；The core bar is arranged with the face of amplexiforming, and during original state, the confined planes are the upper end for launching intermediate plate
Face, and be horizontal plane, supporting surface amplexiformed on the face of amplexiforming, now launch intermediate plate with the freedom being rotated up around pin joint
Degree, launches the center of gravity of intermediate plate to core bar outer wall minimum range all the time not less than pin joint to outside core bar in launching intermediate plate rotation process
Wall minimum range；The core bar is mobilizable to be placed in housing hollow, launches intermediate plate and housing slotted eye can be stretched out from cavity
It is expanded to original state.
Compared with prior art, the invention has the beneficial effects as follows：
1) one can be rapidly completed measurement, it is to avoid plate face upper and lower communication difficult when many people detect, measurement efficiency have pole
Big raising.
2) specific position extension rod need not be found in floor bottom and props up bottom floor, even large-scale encorbelment
Measurement can be completed, it is not dangerous.
3) disposable and digital display reading, reduces double measurement and artificial error in reading.
As a further improvement on the present invention, scheme is as follows：
Further, handle ring is provided with the top of the core bar.
Further, the core bar is provided with power supply, LED light, shift knob and indicating circuit, and the LED is indicated
On handle ring, power supply, LED light and shift knob are sequentially connected electrically lamp position by indicating circuit.
Further, the shift knob is located on handle ring.
Further, the shift knob is located at core bar bottom.
Further, the indicating circuit is through amplexiforming face.
Further, the indicating circuit is at least amplexiformed one and be at face open circuit, and the open circuit is respectively arranged at the two ends with one can
The contact copper sheet of path is connected into by external conductor, the supporting surface is provided with switch copper sheet, during original state, switch copper sheet
Two ends correspondence is amplexiformed on two contact copper sheets of open circuit.
Further, the housing bottom is pyramidal structure.
Further, the housing is provided with switch top splenium in the bottom of cavity.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of description, and in order to allow the present invention above and other objects, features and advantages can
Become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, described in detail.
Description of the drawings
Fig. 1 is the structural representation of the housing of the present invention.
Fig. 2 is the structural representation of the core bar of the present invention.
Fig. 3 is the structural representation of the present invention.
Aminoacyl site partial enlarged drawings of the Fig. 4 for Fig. 2.
Fig. 5 is the indicating circuit figure of the present invention.
Fig. 6 illustrates Fig. 1 for use state of the present invention.
Fig. 7 illustrates Fig. 2 for use state of the present invention.
Specific embodiment
As Figure 1-4, a kind of floor calibrator, including housing 1 and core bar 2.Housing 1 is by top cover 101, body 102, bottom
Lid 103, device for digit-displaying 104 and vernier 105 are constituted, and body 102 is provided with the cavity for running through up and down, and two ends are provided with screw thread, in top cover 101
The heart is provided with perforation, and top cover 101 and bottom 103 are correspondingly provided with screw thread, and top cover 101 and bottom 103 are screwed onto the upper of body 102 respectively
Lower end.Bottom 103 is pyramidal structure, and 103 center of bottom is provided with switch top splenium 107 protruding upward.102 left and right sidewall of body
The slotted eye 106 being connected with cavity is arranged with, slotted eye 106 is located at lower end in body 102.Vernier 105 is slidably arranged in body
On 102 outer walls, and it is located above slotted eye.Device for digit-displaying 104 is arranged on 102 upper end of body.Core bar 2 is main by the body of rod 201, handle ring
202nd, launch intermediate plate 203 to constitute, launch intermediate plate 203 and be symmetrically hinged on 201 left and right sides wall of the body of rod, handle ring 202 is fixedly connected
At the top of the body of rod 201.Launch intermediate plate 203 and be provided with limiting section, limiting section is by confined planes 231, supporting surface 232 and connects spacing
The corner cambered surface 233 of face 231 and supporting surface 232 is constituted.The body of rod 201 is symmetrically set with the face of amplexiforming, during original state, spacing
Face 231 is to launch the upper surface of intermediate plate 203, and is horizontal plane, and supporting surface 232 amplexiformed on the face of amplexiforming, expansion intermediate plate now
203 with the degree of freedom being rotated up around pin joint, launches the center of gravity of intermediate plate 203 to the body of rod in launching 203 rotation process of intermediate plate
The minimum range of 201 outer walls is all the time not less than the minimum range of pin joint to 201 outer wall of the body of rod.The length of the body of rod 201 is more than shell
The length of body 1, core bar 201 is mobilizable to be placed in 102 cavity of body, launches intermediate plate 203 and slotted eye can be stretched out from cavity
106 are expanded to original state.Power supply (not shown), LED light 211, shift knob 212 are additionally provided with core bar 2 and are referred to
Show circuit 213.LED light 211 is located on handle ring 202, and power supply, LED light 211 and shift knob 212 are by indicating
Circuit 213 is sequentially connected electrically, and through amplexiforming face, indicating circuit 213 is at least amplexiformed one and be at face open circuit indicating circuit 213,
The open circuit is respectively arranged at the two ends with a contact copper sheet 214 that path can be connected into by external conductor, and supporting surface 232 is provided with switch copper
Piece 234, the two ends correspondence that copper sheet 234 is switched during original state are amplexiformed on two contact copper sheets 214 of open circuit.Shift knob position
212 on handle ring 202 or positioned at 201 bottom of core bar.
As shown in fig. 7, operation principle of the present invention：Expansion intermediate plate 203 stretches out slotted eye 106 from 102 cavity of body and is expanded to just
Beginning state, housing 1 make 106 upper wall of slotted eye be close to confined planes 231 due to deadweight, when vernier 105 is overlapped with confined planes 231, digital display
104 reading of device is zero.3 lower surface of floor is propped up with expansion intermediate plate 203 during measurement, vernier 105 props up 3 upper surface of floor, spacing
It is zero at face 231, confined planes 231 are 3 thickness of floor with the distance of vernier 105, and it is thick that 104 show value of device for digit-displaying is floor 3
Number of degrees value.
As illustrated in figs. 5-7, the switch of shift knob at handle ring 202 in the course of work, is pressed, and this switch is made in connection
State (or when shift knob 212 is located at 2 bottom of core bar, core bar of the present invention 2 is pushed to into 1 cavity bottom of housing, supports switch
Splenium 107 compresses the shift knob 212 of 2 bottom of core bar, ON switch), core bar 2 is pushed away to 1 cavity bottom of housing, launch intermediate plate
203 lower surfaces are rotating closed around pin joint because being extruded by 106 lower wall of slotted eye, then the present invention is put on floor 3 locally drills through
Aperture in, lifting handle ring 202 launches intermediate plate 203 and launches in slotted eye 106,234 liang of the switch copper sheet on supporting surface 232
Two contact copper sheets 214 of indicating circuit on face are amplexiformed in end connection, and indicating circuit 213 is turned on, and LED 211 is bright, while housing 1
Because deadweight is fallen, 106 upper wall of slotted eye is close to confined planes 231, and continuing lifting handle ring 202 makes 3 bottom surface of floor be close to confined planes
231, moving cursor 105 makes vernier 105 prop up 3 upper surface of floor, reads the registration of device for digit-displaying 104, and this registration is floor 3
Thickness value.Measurement promotes core bar 2 to close expansion copper sheet 203 after finishing, and the present invention is bored by closing switch button 217 from floor 3
Take out in logical aperture, continue next measurement work.
The present invention is provided with vernier and device for digit-displaying due to housing, is hinged expansion intermediate plate, has handle ring, core at the top of core bar on core bar
Bar is movably arranged in the cavity of housing, so as to the present invention it is simple to operate, can one can be rapidly completed measurement, it is to avoid many people
Plate face upper and lower communication difficult during detection, measurement efficiency have greatly raising；Specific position is found also without in floor bottom
Put bottom floor is propped up with extension rod, it is even large-scale encorbelmenting can also complete measurement, not dangerous；Simultaneously disposable and number
Aobvious reading, reduces double measurement and artificial error in reading.By the closure for launching intermediate plate, intermediate plate will be launched and be housed in cavity
It is interior, the volume of the present invention is reduced, it is convenient to preserve, and the top cover and bottom of housing are spirally connected body, easy to maintenance.Electricity is indicated on core bar
Road and the setting of LED, can quickly understand expansion expansion situation of the intermediate plate below floor, meanwhile, in the feelings of insufficient light
Measure work also quickly to carry out under condition.
The present invention is not limited to above-mentioned specific embodiment, for the person of ordinary skill of the art from above-mentioned structure
Think of sets out, and without performing creative labour, done a variety of conversion, is within the scope of the present invention.
Claims (9)
1. a kind of floor calibrator, it is characterised in that including housing and core bar, the enclosure interior is provided with cavity, housing or so
Sidewall symmetry is provided with the slotted eye being connected with cavity, and housing exterior walls are provided with the vernier that can slide up and down, and housing upper end is provided with display
The device for digit-displaying of vernier reading, the slotted eye are located at lower end in housing, and vernier is located above slotted eye；Core bar left and right sides wall pair
Title is hinged with expansion intermediate plate, and the expansion intermediate plate is provided with limiting section, and the limiting section is by confined planes, supporting surface and connects spacing
The corner cambered surface composition of face and supporting surface；The core bar is arranged with the face of amplexiforming, and during original state, the confined planes are expanding folder
The upper surface of piece, and be horizontal plane, supporting surface amplexiformed on the face of amplexiforming, and expansion intermediate plate now is with being rotated up around pin joint
Degree of freedom, launch intermediate plate rotation process in launch intermediate plate center of gravity arrived not less than pin joint to core bar outer wall minimum range all the time
Core bar outer wall minimum range；The core bar is mobilizable to be placed in housing hollow, launches intermediate plate and shell can be stretched out from cavity
Body slotted eye is expanded to original state.
2. a kind of floor calibrator according to claim 1, it is characterised in that handle ring is provided with the top of the core bar.
3. a kind of floor calibrator according to claim 2, it is characterised in that the core bar is provided with power supply, LED and indicates
Lamp, shift knob and indicating circuit, the LED light are located on handle ring, and power supply, LED light and shift knob pass through
Indicating circuit is sequentially connected electrically.
4. a kind of floor calibrator according to claim 3, it is characterised in that the shift knob is located on handle ring.
5. a kind of floor calibrator according to claim 3, it is characterised in that the shift knob is located at core bar bottom.
6. a kind of floor calibrator according to claim 4 or 5 any one, it is characterised in that the indicating circuit is passed through
Amplexiform face.
7. a kind of floor calibrator according to claim 6, it is characterised in that the indicating circuit at least amplexiforms face
Place is open circuit, and the open circuit is respectively arranged at the two ends with a contact copper sheet that path can be connected into by external conductor, the supporting surface
Switch copper sheet is provided with, the two ends correspondence that copper sheet is switched during original state is amplexiformed on two contact copper sheets of open circuit.
8. a kind of floor calibrator according to claim 1, it is characterised in that the housing bottom is pyramidal structure.
9. a kind of floor calibrator according to claim 5, it is characterised in that the housing is provided with out in the bottom of cavity
Close top splenium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611149804.3A CN106524867A (en) | 2016-12-14 | 2016-12-14 | Floor thickness gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611149804.3A CN106524867A (en) | 2016-12-14 | 2016-12-14 | Floor thickness gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106524867A true CN106524867A (en) | 2017-03-22 |
Family
ID=58343259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611149804.3A Pending CN106524867A (en) | 2016-12-14 | 2016-12-14 | Floor thickness gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106524867A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201909599U (en) * | 2011-01-14 | 2011-07-27 | 南京市建筑安装工程质量检测中心 | Direct-reading type plate thickness tester |
| JP2013072802A (en) * | 2011-09-28 | 2013-04-22 | Ohbayashi Corp | Estimated covering depth measuring instrument |
| CN203385360U (en) * | 2013-08-23 | 2014-01-08 | 中国二十二冶集团有限公司 | Concrete structure thickness measuring apparatus |
| CN203605872U (en) * | 2013-11-25 | 2014-05-21 | 山西四建集团有限公司 | Floor thickness measuring scale |
| US8763270B1 (en) * | 2012-02-21 | 2014-07-01 | H. Houston Spear, IV | Concrete deck measuring device |
| CN204612649U (en) * | 2015-04-20 | 2015-09-02 | 上海中测行工程检测咨询有限公司 | A kind of measuring tool for floor thickness |
| CN204757881U (en) * | 2015-06-19 | 2015-11-11 | 中建八局第一建设有限公司 | Building engineering cast -in -place concrete floor thickness measurement chi |
-
2016
- 2016-12-14 CN CN201611149804.3A patent/CN106524867A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201909599U (en) * | 2011-01-14 | 2011-07-27 | 南京市建筑安装工程质量检测中心 | Direct-reading type plate thickness tester |
| JP2013072802A (en) * | 2011-09-28 | 2013-04-22 | Ohbayashi Corp | Estimated covering depth measuring instrument |
| US8763270B1 (en) * | 2012-02-21 | 2014-07-01 | H. Houston Spear, IV | Concrete deck measuring device |
| CN203385360U (en) * | 2013-08-23 | 2014-01-08 | 中国二十二冶集团有限公司 | Concrete structure thickness measuring apparatus |
| CN203605872U (en) * | 2013-11-25 | 2014-05-21 | 山西四建集团有限公司 | Floor thickness measuring scale |
| CN204612649U (en) * | 2015-04-20 | 2015-09-02 | 上海中测行工程检测咨询有限公司 | A kind of measuring tool for floor thickness |
| CN204757881U (en) * | 2015-06-19 | 2015-11-11 | 中建八局第一建设有限公司 | Building engineering cast -in -place concrete floor thickness measurement chi |
Non-Patent Citations (1)
| Title |
|---|
| 李新勇 等: "《机械制造检测技术手册》", 31 December 2011 * |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170322 |