CN208705182U - New reinforcing steel bar back-flexing intensity detecting device - Google Patents
New reinforcing steel bar back-flexing intensity detecting device Download PDFInfo
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- CN208705182U CN208705182U CN201821237642.3U CN201821237642U CN208705182U CN 208705182 U CN208705182 U CN 208705182U CN 201821237642 U CN201821237642 U CN 201821237642U CN 208705182 U CN208705182 U CN 208705182U
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- bar
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- detection
- crossbeam
- reinforcing bar
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Abstract
New reinforcing steel bar back-flexing intensity detecting device is related to reinforcing bar bend resistance intensity detection.Including test measuring device, detection platform and cylinder plunger.Test measuring device includes pedestal, rear boss, longitudinal detection bar, pillar handle, graduated scale and pointer, is fixed with the crossbeam of longitudinal detection bar phase hinge, the rotatable cross bar parallel with crossbeam, two ends swingable upright bar, swingable upright bar and swings forward when touching column and touching convex block, and the bright completion of indicator light detects.Pedestal has pressure head before top.Pushing tow is carried out in hydraulic plunger inserted base longitudinal hole.The utility model has the beneficial effects that passing through the bending part of the premenstrual pressure head pushing tow reinforcing bar of cylinder plunger, two arm of reinforcing bar is in two bumping posts, when press reinforcing bar angle is flared to the swingable upright bar forward swing of compressing, when touching the touching convex block of column, indicator light is bright, illustrates that reinforcing bar back-flexing opens 110 degree.The present apparatus construction it is scientific and reasonable, detect it is easy to operate, can a series of reinforcing bar back-flexing intensity to diameter specifications detect.
Description
Technical field:
The utility model relates to reinforcing bar bend resistance intensity detections, relate generally to reinforcing bar back-flexing intensity detecting device.
Background technique:
Country to the early existing examination criteria of reinforcing bar bend resistance intensity detection, i.e., by 90 ° of bending reinforcement see whether intact no folding
Crackle.Above-mentioned examination criteria is modified now, is to need back-flexing again at 110 ° after 90 ° of original bending, i.e., it will folding
Curved reinforcing bar in 90 ° reflexed again makes secondly respectively reflexed opens 10 ° again on side, 110 ° of bendings, see whether intact no reflexed crackle,
No back-flexing crackle indicates that reinforcing bar bend resistance intensity is qualified.
Reinforcing bar is just rolling over 90 ° and is having bending and test measuring device, lack at present will bend reinforcing bar in 90 ° again back-flexing at
110 ° of detection device.
Utility model content:
The purpose of this utility model is to provide a kind of new reinforcing steel bar back-flexing intensity detecting device, it can will bend
Back-flexing is converted into 110 ° to reinforcing bar in 90 ° again, sees whether back-flexing crackle occur.
The technical solution of the utility model is new reinforcing steel bar back-flexing intensity detecting device, it is characterized in that it includes inspection
Measurement tool 1, detection platform 2 and cylinder plunger 8.It is in low early and high after L-shaped pedestal 4 that test measuring device 1, which has main view, and pedestal has
Rear boss 4 ', rear boss 4 ' is equipped with the longitudinal hole 11 of upper opening, interior to pass through longitudinal detection bar 9.4 ' the rear part of rear boss it
Longitudinal detection bar 9 has external screw thread, is engaged with locking nut 18.Pillar handle is installed at the longitudinal opening of rear boss 4 ' thereon
13, pillar handle 13 is fixed in longitudinal detection bar 9 by bottom end screw thread quarter butt 12.13 2 side of pillar handle is equipped with and is used to indicate
Two sides of the pointer 15 of scale, 4 ' top surface longitudinal opening of rear boss are equipped with scale 16.It longitudinally detects the front of pedestal rear boss 4 '
Spring 10 is housed, spring rear end is butted on retaining ring 17, and spring at front end is butted on the crossbeam 19 with 9 phase hinge of longitudinal detection bar on bar 9
On.There is downward column 27 to be in contact with table top 2 is examined at crossbeam 19 2 end, and 27 trailing flank of column is equipped with touching convex block 28, horizontal
Indicating lamp box 26 is fixed on beam 19 on top surface.Be equipped with parallel with crossbeam 19 can be rotated cross bar 20, can be rotated cross bar 20 2
End 22 is installed in the end seat 22 ' at 19 2 end of crossbeam by insulation sleeve 23.It can be rotated 20 2 end of cross bar to set on the inside of insulation sleeve 23
There is swingable upright bar 21, swingable 21 upper end of upright bar is equipped with the weight 24 of extension, is put on the cross-over block 25 of crossbeam 19, when
Swingable upright bar 21 can be oppressed when examined reinforcing bar is by pushing tow opening angle to swing forward, touch column 27 when swinging forward
When touching convex block 28 of trailing flank, pilot lamp power are connected, and indicator light is bright, complete detection.The low early and high after L-shaped pedestal
4 have preceding pressure head 5, and preceding pressure head has the front arc 6 on the bending top that can press reinforcing bar 29.Hydraulic plunger 8 can be inserted under pedestal 4
Pushing tow is carried out in longitudinal plunger hole 7 of side.
It may further be preferable that the detection device further includes two bumping posts 3, it is fixed on before rotatable cross bar 20 it
In detection platform 2, symmetrical two sides being set to through preceding 5 longitudinal centre line of pressure head.
Caused by the utility model the utility model has the advantages that
The utility model passes through the bending part of the premenstrual pressure head pushing tow reinforcing bar of hydraulic plunger, and two arm of reinforcing bar is in two bumping posts,
Such pushing tow makes reinforcing bar slowly opening angle, when two arm opening angle of reinforcing bar is to oppressing swingable upright bar forward swing and touch vertical
When touching convex block 28 of column 27, indicator light is bright, illustrates that 110 degree of angles are opened in reinforcing bar back-flexing.The utility model is after pedestal
Pillar handle 13 is installed at its longitudinal upper opening of boss 4, being moved forward and backward pillar handle can make the instruction of pointer 15 in different scales.
According to bar diameter specification, scale label is marked, when detecting the reinforcing bar of different diameter specifications, hand moves before and after pinching pillar handle 13
Dynamic fine tuning, makes pointer be directed toward the scale of corresponding bar diameter, then can pushing tow test measuring device, pushing tow reinforcing bar carries out reversed curved
Song detection.Present apparatus construction is scientific and reasonable, detects easy to operate.
Detailed description of the invention:
1 the utility model main view of attached drawing
2 the utility model top view of attached drawing
3 the utility model of attached drawing is bowed the A-A cross-sectional view of Fig. 2
4 the utility model graduated scale of attached drawing marks schematic diagram
Specific embodiment:
Description above attached drawing gives a kind of specific embodiment of the utility model.
The specific embodiment is characterized in that including measurement measurer 1, detection platform 2 and cylinder plunger 8.Test measuring device 1
It is in low early and high after L-shaped pedestal 4 with main view, pedestal has rear boss 4 ', and rear boss 4 ' is equipped with the longitudinal hole 11 of upper opening,
Longitudinal detection bar 9 is passed through in it.The longitudinal direction detection bar 9 of 4 ' the rear part of rear boss has external screw thread, is engaged with locking nut 18.Afterwards
Pillar handle 13 is installed, pillar handle 13 is fixed on longitudinal direction by bottom end screw thread quarter butt 12 at the longitudinal opening of boss 4 ' thereon
In detection bar 9.13 2 side of pillar handle has the pointer 15 for being used to indicate scale, and pointer passes through strut 14 and 13 phase of pillar handle
It is connected and fixed.Two sides of 4 ' top surface longitudinal opening of rear boss are equipped with scale 16.In the front longitudinal direction detection bar 9 of pedestal rear boss 4 '
Equipped with spring 10, spring rear end is butted on retaining ring 17, and spring at front end is butted on on the crossbeam 19 of 9 phase hinge of longitudinal detection bar, is indulged
It is to allow front beam 19 to have certain swing freedom degree to detection bar 9 and 19 phase hinge of crossbeam.19 2 end of crossbeam has downward stand
Column 27 is in contact with table top 2 is examined, and 27 trailing flank of column is equipped with touching convex block 28, is fixed with indicating lamp box on top surface on crossbeam 19
26, box is interior to install battery and indicator light.Be equipped with parallel with crossbeam 19 can be rotated cross bar 20, and it is logical to can be rotated 20 2 end 22 of cross bar
It crosses insulation sleeve 23 to be installed in the end seat 22 ' at 19 2 end of crossbeam, setting insulation sleeve 23 is to prevent pilot lamp loop short-circuit.It can turn
Dynamic 20 2 end of cross bar is equipped with swingable upright bar 21 on the inside of insulation sleeve 23, and swingable 21 upper end of upright bar has the weight 24 of extension,
Be put on the cross-over block 25 of crossbeam 19, weight be to allow swingable upright bar 21 when non-press is detected in rear-inclined state,
It will not be in contact with the convex block 28 that touches of 27 trailing flank of column.Can oppress when examined reinforcing bar is by pushing tow opening angle can put
Dynamic upright bar 21 is swung forward, touches when touching convex block 28 of 27 trailing flank of column when swinging forward, pilot lamp power circuit connects
Logical, indicator light is bright, completes detection.The low early and high after L-shaped pedestal 4 have preceding pressure head 5, preceding pressure head have can press reinforcing bar
The front arc 6 on 29 bending top.Hydraulic plunger 8 can be inserted into progress pushing tow in longitudinal plunger hole 7 of 4 lower section of pedestal.The inspection
Surveying device further includes two bumping posts 3 in detection platform, and two bumping posts are fixed on the detection platform 2 before rotatable cross bar 20
On, symmetrical two sides being set to through preceding 5 longitudinal centre line of pressure head.
The scale of the utility model scale 16 is obtained by computer lofting: principle is, if d1, d2, d3 respectively represent three
The reinforcing bar (circle of different-diameter) of kind different-diameter, they are tangential on A point, if the subtended angle for crossing a1, a2, a3 point respectively is 110 °
(i.e. back-flexing angle), by a1, a2, a3 point draw angle at 110 ° two straight lines will be tangential on bar diameter circle r1, r2,
The point of contact r3 guides the respective center of circle 01,02,03 by these point of contacts respectively, their central angles having the same are 70 °.Then a1,
A2, a3 ... ax point are on scale with point corresponding to diameter reinforcing bar.
Claims (2)
1. new reinforcing steel bar back-flexing intensity detecting device, characterized in that including test measuring device (1), detection platform (2) and hydraulic
Cylinder plug (8), it is in low early and high after L-shaped pedestal (4) that the test measuring device (1), which has main view, and pedestal has rear boss (4 '), after
Boss (4 ') longitudinal hole with an open mouth (11), it is interior to pass through longitudinal detection bar (9)；It examines the longitudinal direction at rear boss (4 ') rear portion
Measuring staff (9) has external screw thread, is engaged with locking nut (18)；Pillar handle is installed at the longitudinal opening of rear boss (4 ') thereon
(13), pillar handle (13) is fixed on longitudinal detection bar (9) by bottom end screw thread quarter butt (12), (13) two side of pillar handle tool
There is the pointer (15) for indicating graduation, two sides of rear boss (4 ') top surface longitudinal opening are equipped with scale (16)；Rear boss (4 ')
Spring (10) are housed in the longitudinal direction detection bar (9) of front, spring rear end is butted on retaining ring (17), and spring at front end is butted on to be examined with longitudinal
On the crossbeam (19) of measuring staff (9) phase hinge, there is downward column (27) to be in contact with detection platform (2) at crossbeam (19) two end,
Column (27) trailing flank is equipped with and touches convex block (28), and indicating lamp box (26) are fixed on top surface on crossbeam (19)；With crossbeam (19)
Parallel is provided with rotatable cross bar (20), can be rotated (20) two end (22) of cross bar by insulation sleeve (23) and is installed on crossbeam
In the end seat (22 ') at (19) two ends, it can be rotated (20) two end of cross bar and be fixed with swingable upright bar (21) on the inside of insulation sleeve (23),
Swingable upright bar (21) upper end is equipped with the weight (24) of extension, is put on the cross-over block (25) of crossbeam (19), when examined
Reinforcing bar can oppress swingable upright bar (21) and swing forward when being opened by pushing tow, when forward swing touch column (27) trailing flank it
When touching convex block (28), pilot lamp power is connected, and indicator light is bright, completes detection；Low early and high after L-shaped pedestal (4) tool
Have preceding pressure head (5), preceding pressure head has the front arc (6) on the bending top that can press reinforcing bar (29)；Cylinder plunger (8) can be inserted into
Pushing tow is carried out in longitudinal plunger hole (7) of pedestal (4) lower section.
2. new reinforcing steel bar back-flexing intensity detecting device according to claim 1, characterized in that detection device further includes two
A bumping post (3) is fixed in the detection platform (2) before rotatable cross bar (20), symmetrical in passing through preceding pressure head (5)
Two sides of longitudinal centre line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821237642.3U CN208705182U (en) | 2018-07-28 | 2018-07-28 | New reinforcing steel bar back-flexing intensity detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821237642.3U CN208705182U (en) | 2018-07-28 | 2018-07-28 | New reinforcing steel bar back-flexing intensity detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208705182U true CN208705182U (en) | 2019-04-05 |
Family
ID=65941334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821237642.3U Expired - Fee Related CN208705182U (en) | 2018-07-28 | 2018-07-28 | New reinforcing steel bar back-flexing intensity detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208705182U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030239A (en) * | 2018-07-28 | 2018-12-18 | 青岛峰城工程检测有限公司 | A kind of reinforcing bar back-flexing intensity detecting device |
| CN113567823A (en) * | 2021-09-26 | 2021-10-29 | 中铁九局集团有限公司 | Equipment and method for detecting insulating property of track slab steel bar |
-
2018
- 2018-07-28 CN CN201821237642.3U patent/CN208705182U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030239A (en) * | 2018-07-28 | 2018-12-18 | 青岛峰城工程检测有限公司 | A kind of reinforcing bar back-flexing intensity detecting device |
| CN113567823A (en) * | 2021-09-26 | 2021-10-29 | 中铁九局集团有限公司 | Equipment and method for detecting insulating property of track slab steel bar |
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| 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: 20190405 Termination date: 20210728 |
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| CF01 | Termination of patent right due to non-payment of annual fee |