CN210664400U - Irregular bending and extending length measuring device for reinforcing steel bar - Google Patents
Irregular bending and extending length measuring device for reinforcing steel bar Download PDFInfo
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- CN210664400U CN210664400U CN201922080279.XU CN201922080279U CN210664400U CN 210664400 U CN210664400 U CN 210664400U CN 201922080279 U CN201922080279 U CN 201922080279U CN 210664400 U CN210664400 U CN 210664400U
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Abstract
The utility model discloses an irregular crooked extension length measurement device of reinforcing bar, include: the device comprises a first fixed connector, a second fixed connector, a hose, a measuring rope, a fixed clamp and a displacement sensor, wherein the lower parts of the first fixed connector, the second fixed connector and the fixed clamp are provided with clamps matched with the diameter of a steel bar, one end of the hose is fixedly connected to the first fixed connector, the other end of the hose is fixedly connected to the second fixed connector, the upper part of the fixed clamp is fixedly connected with the hose, the diameter of the measuring rope is smaller than the inner diameter of the hose, the measuring rope is installed in the hose, the displacement sensor is fixedly connected to the second fixed connector, and the other end of the measuring rope is fixedly connected with the first fixed connector. The problem that rapid and accurate measurement on irregular shapes is difficult to achieve in the prior art is solved.
Description
Technical Field
The utility model relates to a reinforcing bar extension length measurement technical field especially relates to an irregular crooked extension length measurement device of reinforcing bar.
Background
In building structural materials, reinforcing steel bars are an important component, and the performance of the reinforcing steel bars directly influences the applicability and safety of the structure. The steel bars need to be subjected to the necessary performance tests before being used in the construction of the project. The reinforcing bar that uses in the photovoltaic power plant construction need carry out the clod wash before using to extension length after the clod wash is measured, but current reinforcing bar extension length-measuring device is slide caliper, can only measure regular shape, for example the straight reinforcing bar of rectangular shape, through the difference of the length of slide caliper measurement straight reinforcing bar around stretching can, but to irregular shape, for example crooked arc, accomplish quick accurate measurement hardly.
Disclosure of Invention
In order to solve the defects and shortcomings of the prior art, the utility model aims at providing a device for measuring the irregular bending and extending length of a steel bar.
The technical scheme of the utility model is that: an irregular bending elongation length measuring device for a reinforcing bar, comprising: the device comprises a first fixed connector, a second fixed connector, a hose, a measuring rope, a fixed clamp and a displacement sensor, wherein the lower parts of the first fixed connector, the second fixed connector and the fixed clamp are provided with clamps matched with the diameter of a steel bar, one end of the hose is fixedly connected to the first fixed connector, the other end of the hose is fixedly connected to the second fixed connector, the upper part of the fixed clamp is fixedly connected with the hose, the diameter of the measuring rope is smaller than the inner diameter of the hose, the measuring rope is installed in the hose, the displacement sensor is fixedly connected to the second fixed connector, and the other end of the measuring rope is fixedly connected with the first fixed connector.
Further, still include: and the controller is electrically connected with the displacement sensor.
Further, still include:
and the display is electrically connected with the controller.
Further, still include:
and the human-computer interaction device is electrically connected with the controller.
Further, still include:
and the laser range finder is electrically connected with the controller.
The utility model has the advantages that:
compared with the prior art, the method has the advantages that,
1) the utility model realizes the measurement of the extension distance of the steel bar by measuring the displacement of the end point of the measuring rope and keeping the shape of the measuring rope consistent before and after the steel bar is bent;
2) the measuring rope is placed in the hose, so that the measuring rope is not in contact with the outside, the service life of the measuring rope is prolonged, and the displacement of the measuring rope is not influenced by the outside, and the measuring precision is improved;
3) the device for measuring the elongation distance of the steel bar has simple structure and simple installation;
4) because hose and measuring rope all are flexible, measure reinforcing bar extension distance and do not receive reinforcing bar shape restriction, application scope is wide, measures convenient and fast.
Drawings
Fig. 1 is a perspective view of an embodiment 2 of the present invention;
fig. 2 is a plan view of embodiment 2 of the present invention;
fig. 3 is a front view of embodiment 2 of the present invention;
fig. 4 is a perspective view of embodiment 1 of the present invention;
fig. 5 is a right side view of embodiment 1 of the present invention;
3 fig. 3 6 3 is 3 a 3 sectional 3 view 3 of 3 a 3 section 3 a 3- 3 a 3 of 3 embodiment 3 1 3 of 3 the 3 present 3 invention 3; 3
Fig. 7 is a perspective view of a support member according to embodiment 2 of the present invention;
fig. 8 is a perspective view of the support member according to embodiment 2 of the present invention without the drum;
fig. 9 is a schematic diagram of electrical connection according to embodiment 2 of the present invention;
fig. 10 is a schematic diagram of electrical connection according to embodiment 1 of the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments:
example 1 was carried out: referring to fig. 4, 5, 6 and 10, an irregular bending elongation measuring apparatus for reinforcing bars, comprising: the device comprises a first fixed connector 401, a second fixed connector 402, a hose 404, a measuring rope 407, a fixing clamp 403 and a displacement sensor 406, wherein clamps matched with the diameter of a steel bar 5 are arranged at the lower parts of the first fixed connector 401, the second fixed connector 402 and the fixing clamp 403, one end of the hose 404 is fixedly connected to the first fixed connector 401, the other end of the hose 404 is fixedly connected to the second fixed connector 402, the hose 404 is fixedly connected to the upper part of the fixing clamp 403, the diameter of the measuring rope 407 is smaller than the inner diameter of the hose 404, the measuring rope 407 is installed in the hose 404, the displacement sensor 406 is fixedly connected to the second fixed connector 402, and one end of the measuring rope 407 is fixedly connected to the first fixed connector 401 and the other end of the measuring rope is connected to the displacement sensor 406.
The utility model realizes the measurement of the extension length of the steel bar 5 by measuring the displacement of the end point of the measuring rope 407 and keeping the shape of the measuring rope 407 consistent before and after the steel bar 5 is bent; the measuring rope 407 is placed in the hose 404, so that the measuring rope 407 is not in contact with the outside, the service life of the measuring rope 407 is prolonged, and the displacement of the measuring rope 407 is not influenced by the outside, so that the measuring precision is improved; the device for measuring the elongation distance of the steel bar has simple structure and simple installation; because hose 404 and measuring rope 407 are all flexible, measure reinforcing bar 5 extension distance and do not receive reinforcing bar 5 shape restriction, application scope is wide, measures convenient and fast.
Further, still include: a controller 6, the controller 6 being electrically connected to the displacement sensor 406. The controller 6 may be a microprocessor such as a PLC, an ARM, or the like, or an already integrated functional module such as Arduino.
The displacement of the displacement sensor 406 is collected in the controller 6, the data is calculated and displayed, and the elongation of the steel bar can be calculated by measuring the elongation of the rope 407 and the distance between the first fixer 401 and the second fixer 402 which is measured in advance.
Further, still include: and the display 7, wherein the display 7 is electrically connected with the controller 6.
The elongation length and elongation of the steel bar can be conveniently seen through the display 7.
Further, still include: and the human-computer interaction device 8 is electrically connected with the controller 6.
The human-computer interaction device 8 can be a keyboard or a touch screen, and can conveniently input the control upper limit of the elongation of the reinforcing steel bar.
Further, still include: and the laser range finder 9, a laser transmitter and a laser receiver of the laser range finder 9 are respectively arranged on the opposite surfaces of the first fixed connector 401 and the second fixed connector 402, and the laser range finder 9 is electrically connected with the controller 6.
The distance between the first fixed connector 401 and the second fixed connector 402 can be conveniently measured by the laser distance measuring instrument 9, and the trouble of manual measurement is avoided.
Example 2 was carried out: referring to fig. 1, 3, 7, 8 and 9, a reinforcing bar cold-bending elongation measuring apparatus includes a base 1; the hydraulic telescopic device comprises an electric hydraulic telescopic cylinder 2, wherein the number of the electric hydraulic telescopic cylinder 2 is more than 3, the cylinder body of the electric hydraulic telescopic cylinder 2 is fixedly arranged on the upper surface of a base 1, and push rods of the electric hydraulic telescopic cylinder 2 are parallel to each other and have the same direction; the number of the supporting pieces 3 is the same as that of the electric hydraulic telescopic cylinders 2, the supporting pieces 3 are adjustably mounted on the upper surface of the base 1, the supporting pieces 3 and the electric hydraulic telescopic cylinders 2 are correspondingly arranged right in front of push rods of the electric hydraulic telescopic cylinders 2 one by one, and the supporting pieces 3 are not on the same straight line; further comprising: the steel bar elongation distance measuring device 4 comprises a first fixed connector 401, a second fixed connector 402, a hose 404, a measuring rope 407, a fixing clamp 403 and a displacement sensor 406, wherein clamps matched with the diameter of the steel bar 5 are arranged at the lower parts of the first fixed connector 401, the second fixed connector 402 and the fixing clamp 403, one end of the hose 404 is fixedly connected to the first fixed connector 401, the other end of the hose 404 is fixedly connected to the second fixed connector 402, the upper part of the fixing clamp 403 is fixedly connected to the hose 404, the diameter of the measuring rope 407 is smaller than the inner diameter of the hose 404, the measuring rope 407 is installed in the hose 404, the displacement sensor 406 is fixedly connected to the second fixed connector 402, and one end of the measuring rope 407 is fixedly connected to the first fixed connector 401 and the other end of the measuring rope is connected to the displacement sensor 406; a controller 6, the controller 6 being electrically connected to the displacement sensor 406. The controller 6 may be a microprocessor such as a PLC, an ARM, or the like, or an already integrated functional module such as Arduino.
The utility model realizes indirect measurement of the elongation of the steel bar 5 by measuring the displacement of the end point of the measuring rope 407 and keeping the shape of the measuring rope 407 consistent before and after the steel bar 5 is bent; the measuring rope 407 is placed in the hose 404, so that the measuring rope 407 is not in contact with the outside, the service life of the measuring rope 407 is prolonged, and the displacement of the measuring rope 407 is not influenced by the outside, so that the measuring precision is improved; the controller 6 can calculate the elongation of the steel bar by measuring the elongation of the rope 407 and the distance between the first fixer 401 and the second fixer 402 which is measured in advance; the device for measuring the elongation distance of the steel bar has simple structure and simple installation; because hose 404 and measuring rope 407 are all flexible, measure reinforcing bar 5 extension distance and do not receive reinforcing bar 5 shape restriction, application scope is wide, measures convenient and fast. The controller 6 can collect the displacement of the displacement sensor 406 into the controller 6 for calculation and display of data, and can also calculate the elongation of the steel bar by measuring the elongation of the rope 407 and the distance between the first fixer 401 and the second fixer 402 which is measured in advance.
Further, the controller 6 is electrically connected to the electro-hydraulic telescopic cylinder 2.
The upper limit of the elongation can be preset to realize the control of the elongation of the steel bar.
Further, the base 1 further includes: the support piece mounting groove group 101 is formed in the base 1, the support piece mounting groove group 101 penetrates through the upper surface and the lower surface of the base 1, the number of the support piece mounting groove group 101 is the same as that of the electric hydraulic telescopic cylinders 2, the support piece mounting groove group 101 comprises more than 2 mounting grooves 1011, and the support piece mounting groove groups 101 are correspondingly arranged right in front of push rods of the electric hydraulic telescopic cylinders 2 one by one; the support 3 comprises: the diameter of the clamping plate 301 is larger than that of the mounting groove 1011 of the support mounting groove group 101; the positioning block 302 is matched with the mounting groove 1011, and the lower end of the positioning block 302 is fixedly connected to the upper surface of the clamping plate 301; the rotating shaft 303 is fixedly connected to the upper surface of the clamping plate 301, and the upper part of the rotating shaft 303 is provided with threads; the rotating shaft 304 is provided with a rotating hole matched with the rotating shaft 303 on the central axis of the rotating shaft 304, and the rotating shaft 303 is rotatably connected to the rotating shaft 304 through the rotating hole; and the fixing bolt 305 is matched with the threads, and the fixing bolt 305 is installed at the upper part of the rotating shaft 303 in a threaded mode.
The curved shape of the different reinforcing bars can be achieved by changing the position of the support member 3 on the support member mounting groove group 101.
A method for measuring the growth rate of the steel bars by the device comprises the following steps,
s1, setting an upper limit value delta of the elongation of the steel bar through the human-computer interaction device 8max；
S2, clamping the clip at the lower end of the first fixed connector 401 on one side of the bending part of the steel bar 5, clamping the clip at the lower end of the second fixed connector 402 on the other side of the bending part of the steel bar 5, clamping the clip at the lower part of the fixed clip 403 on the steel bar 5 between the first fixed connector 401 and the second fixed connector 402, and keeping the fixed clip 403 between the first fixed connector 401 and the second fixed connector 402 uniformly and ensuring the hose 404 and the measuring rope 407 are tightened;
s3, measuring the distance L between the first fixed connector 401 and the second fixed connector 402 using the laser distance meter 9, and sending L to the controller 6;
s4, placing the steel bar 5 between the support piece 3 on the bottom plate and the electric hydraulic telescopic cylinder 2, and starting the electric hydraulic telescopic cylinder 2 to bend the steel bar 5;
s5, measuring the elongation length delta L of the measuring rope 407 through the displacement sensor 406, and sending the delta L to the controller 6;
s6, the controller 6 calculates the elongation of the steel bar 5
S7, if delta is larger than or equal to deltamaxThe controller 6 controls the electrohydraulic telescopic cylinder 2 to stop.
The method is more rapid and convenient to measure and better in adaptability to the reinforcing steel bars with irregular bending surfaces.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (5)
1. A device for measuring the irregular bending and extension length of a steel bar,
it is characterized by comprising: a first fixed connector (401), a second fixed connector (402), a hose (404), a measuring rope (407), a fixing clamp (403) and a displacement sensor (406), the lower parts of the first fixed connector (401), the second fixed connector (402) and the fixed clamp (403) are provided with clamps matched with the diameter of the steel bar (5), one end of the hose (404) is fixedly connected to the first fixed connector (401), the other end of the hose is fixedly connected to the second fixed connector (402), the upper part of the fixing clamp (403) is fixedly connected with a hose (404), the diameter of the measuring rope (407) is smaller than the inner diameter of the hose (404), the measuring line (407) is mounted in a hose (404), the displacement sensor (406) is fixedly connected in a second fixed connector (402), one end of the measuring rope (407) is fixedly connected with the first fixed connector (401), and the other end of the measuring rope is connected with the displacement sensor (406).
2. The irregular bending elongation length measuring apparatus of reinforcing bar according to claim 1,
further comprising:
a controller (6), the controller (6) being electrically connected to the displacement sensor (406).
3. The irregular bending elongation length measuring apparatus of reinforcing bar according to claim 2,
further comprising:
a display (7), the display (7) being electrically connected to the controller (6).
4. The irregular bending elongation length measuring apparatus of reinforcing bar according to claim 3,
further comprising:
and the human-computer interaction device (8), wherein the human-computer interaction device (8) is electrically connected with the controller (6).
5. The irregular bending elongation length measuring apparatus of reinforcing bar according to claim 4,
further comprising:
laser range finder (9), the laser emitter and the laser receiver of laser range finder (9) set up respectively on first fixed connector (401) and second fixed connector (402) relative face, laser range finder (9) are connected with controller (6) electricity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922080279.XU CN210664400U (en) | 2019-11-27 | 2019-11-27 | Irregular bending and extending length measuring device for reinforcing steel bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922080279.XU CN210664400U (en) | 2019-11-27 | 2019-11-27 | Irregular bending and extending length measuring device for reinforcing steel bar |
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| Publication Number | Publication Date |
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| CN210664400U true CN210664400U (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922080279.XU Active CN210664400U (en) | 2019-11-27 | 2019-11-27 | Irregular bending and extending length measuring device for reinforcing steel bar |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112985225A (en) * | 2021-04-30 | 2021-06-18 | 中国商用飞机有限责任公司 | Length measuring device for aircraft pipeline or wire harness |
-
2019
- 2019-11-27 CN CN201922080279.XU patent/CN210664400U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112985225A (en) * | 2021-04-30 | 2021-06-18 | 中国商用飞机有限责任公司 | Length measuring device for aircraft pipeline or wire harness |
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