CN211668423U - Midline deviation measuring ruler - Google Patents
Midline deviation measuring ruler Download PDFInfo
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- CN211668423U CN211668423U CN201921734146.3U CN201921734146U CN211668423U CN 211668423 U CN211668423 U CN 211668423U CN 201921734146 U CN201921734146 U CN 201921734146U CN 211668423 U CN211668423 U CN 211668423U
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Abstract
The utility model provides a central line deviational survey chi. The midline deviation measuring ruler comprises: a measuring frame; the measuring frame comprises an a side, a b side, a c side and a d side; the limiting plate is rotatably connected to the middle of the side c through a rotating hinge shaft, and a first fixing shaft and a second fixing shaft penetrate through the two sides of the limiting plate respectively; the fixing screw is fixed on the right side of the front surface of the d side; the spring is fixed between the first fixing shaft and the fixing screw; the scale mark, the scale mark set up in the front on a limit, zero scale is located the centre on a limit in the scale mark, the centre of limiting plate through the articulated shaft with the centre on c limit is rotated and is connected. The utility model provides a central line deviational survey chi has easy operation convenience, improves measuring efficiency, and measurement accuracy is high, and simple structure, and with low costs, sturdy and durable, portable have very big practical spreading value.
Description
Technical Field
The utility model relates to an engineering detects the field of auxiliary instrument, especially relates to a central line deviational survey chi.
Background
In the engineering detection industry, there are many occasions where the horizontal deflection of members such as concrete beams, steel beams and the like needs to be measured, and the beams are generally rectangular, such as steel beams used on railways.
The traditional measuring method is that the center line of the beam width is found at two ends, a marker pen is used for marking, then the center lines of the two ends are connected through a thread rope, the center line is determined, then a mark point a of the line is drawn at the position to be measured, the vertical distance between the point a and the edge of the beam is a, then the half width b of the beam at the position is measured through a steel ruler, and a-b is the eccentric distance.
Therefore, it is necessary to provide a midline deviation measuring ruler to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a central line deviational survey chi, when having solved the horizontal deflection of components such as current detection coagulation roof beam, girder steel, complex operation, inconvenient problem.
In order to solve the technical problem, the utility model provides a central line deviational survey chi, include:
a measuring frame;
the measuring frame comprises an a side, a b side, a c side and a d side;
the limiting plate is rotatably connected to the middle of the side c through a rotating hinge shaft, and a first fixing shaft and a second fixing shaft penetrate through the two sides of the limiting plate respectively;
the fixing screw is fixed on the right side of the front surface of the d side;
the spring is fixed between the first fixing shaft and the fixing screw;
and the scale mark is arranged on the front surface of the side a.
The spring, the first fixed shaft and the fixed screw are welded, and other fixing modes can be adopted.
Preferably, the zero scale in the scale mark is positioned in the middle of the side a.
Preferably, the middle of the limiting plate is rotatably connected with the middle of the side c through a hinge shaft.
Preferably, the right side of the front side of the c side is fixedly connected with a third fixed shaft, and two ends of the spring are respectively and fixedly connected with a connecting shaft.
Preferably, one end of the connecting shaft is rotatably connected with a rotating shaft, and one side of the surface of the rotating shaft is fixedly connected with a stop block.
Preferably, the first fixing shaft and the third fixing shaft are both provided with through holes matched with the connecting shaft.
Preferably, the top of the inner surface of the through hole is communicated with a connecting groove matched with the stop block.
Compared with the prior art, the utility model provides a central line deviational survey chi has following beneficial effect:
the utility model provides a center line deviation measuring ruler, which is characterized in that a first fixed shaft and a second fixed shaft at two sides of a limiting plate are respectively clamped at two sides of an object to be measured; then clockwise rotation measuring frame, the spring is taut, makes limiting plate and the object joint that awaits measuring more stable, makes a edge scale mark parallel with the edge that is detected the object, and the scale mark is the central point of the object that awaits measuring this moment, can measure the skew distance of this point and mark point, and easy operation is convenient, improve measuring efficiency, and measurement accuracy is high, and simple structure, with low costs, sturdy and durable, portable has very big practical spreading value.
Drawings
Fig. 1 is a schematic structural view of a first embodiment of a midline deviation measuring ruler according to the present invention;
fig. 2 is a schematic structural diagram of a limiting plate shown in fig. 1;
FIG. 3 is a schematic structural view of the present invention in use;
fig. 4 is a schematic structural view of a second embodiment of the midline deviation measuring ruler provided by the present invention;
FIG. 5 is a schematic view of the spring shown in FIG. 4;
fig. 6 is a sectional view of the first stationary shaft shown in fig. 4.
Reference numbers in the figures: 1. measuring frame, 101, a limit, 102, b limit, 103, c limit, 104, d limit, 2, rotation articulated shaft, 3, limiting plate, 4, first fixed axle, 5, second fixed axle, 6, spring, 7, set screw, 8, scale mark, 9, third fixed axle, 10, through-hole, 11, connecting axle, 12, axis of rotation, 13, dog, 14, spread groove.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
First embodiment
Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a first embodiment of a midline deviation measuring ruler according to the present invention; fig. 2 is a schematic structural diagram of a limiting plate shown in fig. 1; fig. 3 is a schematic structural diagram in use of the present invention. A midline deviation measuring ruler, comprising:
a measuring frame 1;
the measuring frame 1 comprises an a side 101, a b side 102, a c side 103 and a d side 104;
the limiting plate 3 is rotatably connected to the middle of the side c through a rotating hinge shaft 2, and a first fixing shaft 4 and a second fixing shaft 5 penetrate through two sides of the limiting plate 3 respectively;
a fixing screw 7, wherein the fixing screw 7 is fixed on the right side of the front surface of the d edge 104;
a spring 6, wherein the spring 6 is fixed between the first fixing shaft 4 and a fixing screw 7;
and the scale mark 8 is arranged on the front surface of the a side 101.
The zero scale in the scale mark 8 is positioned in the middle of the a side 101.
The scale value is gradually increased from the middle 0 to the two sides, and the penetrating parts of the first fixing shaft 4, the second fixing shaft 5 and the limiting plate 3 are fixedly connected
The middle of the limiting plate 3 is rotatably connected with the middle of the side c through a hinge shaft 2.
The utility model provides a central line deviational survey chi's theory of operation as follows:
during measurement, the first fixed shaft 4 and the second fixed shaft 5 on two sides of the limiting plate 3 are respectively clamped on two sides of an object to be measured;
then clockwise rotation measuring frame 1, spring 6 is strained, makes limiting plate 3 and the object joint that awaits measuring more stable, makes a edge scale mark parallel with the edge of the object that is detected, and 0 scale mark is the central point of the object that awaits measuring this moment, can measure this and the offset distance of mark point.
Compared with the prior art, the utility model provides a central line deviational survey chi has following beneficial effect:
during measurement, the first fixing shaft 4 and the second fixing shaft 5 on the two sides of the limiting plate 3 are respectively clamped on the two sides of an object to be measured; then clockwise rotation measuring frame 1, spring 6 is taut, makes limiting plate 3 and the object joint that awaits measuring more stable, makes a edge scale mark parallel with the edge that is detected the object, and 0 scale mark is the central point of the object that awaits measuring this moment, can measure the skew distance of this point and mark point, and easy operation is convenient, improve measuring efficiency, and measurement accuracy is high, and simple structure, and is with low costs, sturdy and durable, portable, has very big practical spreading value.
Second embodiment
Referring to fig. 4, 5 and 6, a second embodiment of the present application provides another midline deviation measuring ruler based on the midline deviation measuring ruler provided by the first embodiment of the present application. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the center line deviation measuring ruler provided by the second embodiment of the present application is different in that the center line deviation measuring ruler is fixedly connected to the right side of the front surface of the c side 103 by a third fixing shaft 9, and two ends of the spring 6 are respectively and fixedly connected to a connecting shaft 11.
The spring 6 and the connecting shaft 11 are welded.
One end of the connecting shaft 11 is rotatably connected with a rotating shaft 12, and one side of the surface of the rotating shaft 12 is fixedly connected with a stop block 13.
The first fixing shaft 4 and the third fixing shaft 9 are both provided with through holes 10 matched with the connecting shaft 11.
The top of the inner surface of the through hole 10 is communicated with a connecting groove 14 matched with the stop block 13.
Due to the action of the spring 6, when the measuring device is not used, the limiting plate 3 and the measuring frame 1 form a certain angle, and a larger volume is occupied;
when the measuring frame is not used, the stop block 13 is rotated to correspond to the connecting groove 14 by rotating the rotating shaft 12, then the connecting shaft 11 is pulled out of the first fixing shaft 4, and the other end of the connecting shaft is pulled out of the third fixing shaft 9 in the same way, so that the limiting plate 3 can be rotated to be parallel to the side c in the measuring frame 1, the size is small, and the carrying is more convenient;
during the use, the rotating shaft 12 and the stop block 13 are correspondingly inserted into the through hole 10 and the connecting groove 14, the stop block 13 penetrates out of the connecting groove 14, the rotating shaft 12 is rotated at the moment, the stop block 13 and the connecting groove 14 are staggered, and the mounting and the dismounting are simple and convenient.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. A midline deflection ruler, comprising:
a measuring frame;
the measuring frame comprises an a side, a b side, a c side and a d side;
the limiting plate is rotatably connected to the middle of the side c through a rotating hinge shaft, and a first fixing shaft and a second fixing shaft penetrate through the two sides of the limiting plate respectively;
the fixing screw is fixed on the right side of the front surface of the d side;
the spring is fixed between the first fixing shaft and the fixing screw;
and the scale mark is arranged on the front surface of the side a.
2. A midline offset ruler according to claim 1, wherein the zero graduation of the graduation marks is located in the middle of the a-side.
3. The midline offset ruler according to claim 1, wherein the middle of the limiting plate is rotatably connected with the middle of the c side by a hinge shaft.
4. The midline deviation measuring ruler according to claim 1, wherein a third fixing shaft is fixedly connected to the right side of the front surface of the c side, and connecting shafts are fixedly connected to the two ends of the spring respectively.
5. The midline deviation measuring ruler according to claim 4, wherein one end of the connecting shaft is rotatably connected with a rotating shaft, and one side of the surface of the rotating shaft is fixedly connected with a stop.
6. The midline deviation measuring ruler according to claim 1, wherein the first and third fixing shafts are provided with through holes adapted to the connecting shaft.
7. The midline deviation measuring ruler according to claim 6, wherein the top of the inner surface of the through hole is communicated with a connecting groove matched with the stop block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921734146.3U CN211668423U (en) | 2019-10-16 | 2019-10-16 | Midline deviation measuring ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921734146.3U CN211668423U (en) | 2019-10-16 | 2019-10-16 | Midline deviation measuring ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211668423U true CN211668423U (en) | 2020-10-13 |
Family
ID=72730470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921734146.3U Active CN211668423U (en) | 2019-10-16 | 2019-10-16 | Midline deviation measuring ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211668423U (en) |
-
2019
- 2019-10-16 CN CN201921734146.3U patent/CN211668423U/en active Active
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