CN214308728U - Shearing angle measuring instrument - Google Patents
Shearing angle measuring instrument Download PDFInfo
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- CN214308728U CN214308728U CN202120612091.XU CN202120612091U CN214308728U CN 214308728 U CN214308728 U CN 214308728U CN 202120612091 U CN202120612091 U CN 202120612091U CN 214308728 U CN214308728 U CN 214308728U
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- base ruler
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Abstract
The utility model relates to a shearing angle measuring instrument, including level base ruler, rotate connect in survey guiding ruler and being fixed in of level base ruler one end survey the guiding ruler and keep away from the angular surveying chi of level base ruler one end, angular surveying chi is 90 degrees circular-arcly and is close to along self survey the guiding ruler extremely a side end of level base ruler evenly is provided with by 0 degree to 90 degrees angle scale, level base ruler side is being close to one side of surveying the guiding ruler is provided with the perpendicular to the test pointer of level base ruler, the central line of test pointer intersect in survey the axis of rotation of guiding ruler. The portable measuring device has the characteristics of simple structure, convenience in carrying, simplicity in measurement and the like.
Description
Technical Field
The application relates to the technical field of bridge construction detection devices, in particular to a shearing angle measuring instrument.
Background
At present, with the vigorous development of the national infrastructure and the continuous construction of bridge engineering, the plate-type rubber support is widely applied to simple bridges and continuous bridges. In the middle of a bridge applying the plate-type rubber bearing, most of the plate-type rubber bearing is subjected to shearing offset deformation.
The main reason for causing the shearing offset of the support is that the bridge plate at the upper part of the support considers the drainage of the bridge deck and is provided with a certain inclination angle, so that the support is unevenly stressed and is subjected to shearing offset deformation. These offset deformations are detrimental to the long-term use of the support. When the offset angle of the support exceeds a certain limit value, replacement is necessary.
The conventional detection means at present is to use a straight steel ruler to carry out triangulation to reversely calculate angles and displacements.
The above related technical solutions have the following drawbacks: the measurement and the calculation are carried out through the steel ruler, and the whole process is complicated.
SUMMERY OF THE UTILITY MODEL
In order to measure the offset angle of the support conveniently, the application provides a shearing angle measuring instrument.
The above object of the present application is achieved by the following technical solutions:
the utility model provides a shearing angle measuring instrument, include level base ruler, rotate connect in the survey guiding ruler and be fixed in of level base ruler one end survey the guiding ruler and keep away from the angular surveying chi of level base ruler one end, angular surveying chi is 90 degrees circular-arcly and is close to along self survey the guiding ruler extremely a side end of level base ruler evenly is provided with by 0 degree to 90 degrees angle scale, level base ruler side is being close to one side of surveying the guiding ruler is provided with the perpendicular to the test pointer of level base ruler, the central line of test pointer intersect in survey the axis of rotation of guiding ruler.
Through adopting above-mentioned technical scheme, when detecting inclination to the bridge beam supports, with the one end butt of level base chi in a side of support for the level base chi keeps the level form, then rotates and surveys the guiding rule, makes and surveys the guiding rule and rotate to the butt in the support side, and the angle measurement chi is followed and is surveyed the guiding rule and together rotate this moment, and the test pointer keeps motionless, makes the angle scale on the angle measurement chi that the test pointer instructed changes, and the angle scale that the test pointer instructed is the angle of support slope exactly. The angle measuring instrument in the scheme is convenient to use, simple in measuring mode and capable of reading out the offset angle very intuitively.
Preferably, a transparent level box filled with water is horizontally arranged at the side end of the level base ruler, and a level bubble is formed in the level box.
Through adopting above-mentioned technical scheme, when setting level base chi, the bottom surface of bridge beam supports one side probably is not very level and smooth, and the horizontality of level base chi this moment is more difficult to look for, has filled water in the level box of level base chi side in this scheme, and the aquatic contains the level bubble that partial air formed simultaneously, when carrying out level base chi when looking for at ordinary times, only need make the level bubble lie in the middle part of level box alright all the time, it is more convenient.
Preferably, the angle measuring scale is arranged at the lower side of the angle scale at 0 degree and is arranged in the mounting hole, the guiding ruler is provided with a mounting groove aligned with the mounting hole, and a mounting bolt penetrates into the mounting hole and the mounting groove.
Through adopting above-mentioned technical scheme, angular surveying instrument fixes the one end at survey guiding ruler, when removing or carrying angular surveying instrument, whole angular surveying instrument's volume is great, it is more inconvenient during carrying, connect angular surveying instrument and survey guiding ruler dismantlement in this scheme, make and to pull down angular surveying instrument earlier when carrying, will survey the guiding ruler again and rotate to and coincide with level base ruler, it is more convenient to carry this moment, pull down angular surveying instrument alone simultaneously and carry the angle scale that also can reduce the angular surveying instrument side and receive the friction and become fuzzy.
Preferably, one end of the test pointer, which is close to the level base ruler, is provided with a positioning sheet, one side end of the level base ruler is provided with a positioning groove for inserting the positioning sheet, and one side end of the level base ruler is provided with a communication groove communicated with the positioning groove for the test pointer to penetrate out.
Through adopting above-mentioned technical scheme, still need pull down the test pointer alone when carrying, set up the spacer in the one end of test pointer for the spacer inserts the constant head tank, and when the test pointer inserted the intercommunication inslot, the test pointer just perpendicular to level base chi this moment, make the test pointer pull down and still mountable back the normal position after carrying, can not exert an influence to the test result.
Preferably, a placing groove which is communicated with the positioning groove and is perpendicular to the communicating groove is formed in one side end of the leveling base ruler.
Through adopting above-mentioned technical scheme, offer the mounting groove at level base chi side for when carrying angle measuring instrument, take out the test pointer from the intercommunication inslot, then rotate test pointer 90 degrees, the spacer still can peg graft in the constant head tank this moment, and the test pointer will peg graft at the mounting groove, when carrying angle measuring instrument this moment, the test pointer also can be by better protection, thereby reduces the probability of test pointer damage, guarantees the accuracy of detecting.
Preferably, one end of the positioning piece close to the level base ruler is provided with a magnetic attraction piece which is magnetically attracted to the bottom of the positioning groove.
Through adopting above-mentioned technical scheme, set up the magnetism on the spacer and inhale the piece for the spacer accessible magnetism is inhaled the piece and is directly inhaled the bottom at the constant head tank, makes more convenient when the installation with dismantle the test pointer.
Preferably, one side end of the level base ruler is rotatably provided with a sealing sheet for sealing the positioning groove and the placing groove.
Through adopting above-mentioned technical scheme, rotate at one side end of level base chi and set up the mounting plate to make the mounting plate can shelter from mounting groove and constant head tank, and then shelter from the protection to the test pointer who inserts in the mounting groove.
Preferably, the level box is embedded in the side end of the level base ruler and is flush with the side end face of the level base ruler, and the running rod is rotatably connected to one side end, embedded with the level box, of the level base ruler.
Through adopting above-mentioned technical scheme, the level box inlays in level base ruler side, rotates this moment and surveys the guiding rule for survey guiding rule and level base ruler side looks butt, thereby survey the guiding rule and shield the level box this moment and protect, make when transporting measuring instrument, the level box can not receive the collision and cause the damage.
To sum up, the beneficial technical effect of this application does:
1. when the inclination angle of the bridge support is detected, one end of the leveling base ruler is abutted against one side end of the support, so that the leveling base ruler is kept horizontal, then the measuring guiding rule is rotated to enable the measuring guiding rule to rotate to abut against the side end of the support, the angle measuring ruler rotates along with the measuring guiding rule at the moment, the testing pointer is kept still, the angle scale on the angle measuring ruler indicated by the testing pointer is changed, and the angle scale indicated by the testing pointer is the inclined angle of the support;
2. the placing groove is formed in the side end of the level base ruler, so that when the angle measuring instrument is carried, the test pointer is taken out of the communicating groove, then the test pointer is rotated by 90 degrees, the positioning piece can still be inserted into the positioning groove, the test pointer is inserted into the placing groove, and the test pointer can be well protected when the angle measuring instrument is carried, so that the probability of damage of the test pointer is reduced, and the accuracy of detection is guaranteed;
3. the level box inlays in level base ruler side, rotates this moment and surveys the guiding rule for survey guiding rule and level base ruler side looks butt, thereby survey the guiding rule and shield the level box this moment and protect, make when transporting measuring instrument, the level box can not receive the collision and cause the damage.
Drawings
FIG. 1 is a schematic view of a shear angle measuring instrument;
FIG. 2 is a partial exploded view of the shear angle measuring instrument;
FIG. 3 is an enlarged view of FIG. 2 at A;
fig. 4 is an exploded view of another angle of the shear angle measuring instrument.
In the figure: 1. a leveling base ruler; 2. measuring a guiding rule; 3. an angle measuring scale; 4. a level box; 5. leveling air bubbles; 6. testing the pointer; 7. positioning a groove; 8. positioning plates; 9. a magnetic attraction sheet; 10. a placing groove; 11. a communicating groove; 12. sealing a sheet; 13. mounting grooves; 14. angle scales; 15. mounting holes; 16. and (6) installing a bolt.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
Referring to fig. 1, a shearing angle measuring instrument comprises a level base ruler 1, a guiding ruler 2 rotatably connected to one end of the level base ruler 1, and an angle measuring ruler 3 fixed to one end of the guiding ruler 2 far away from the level base ruler 1.
Referring to fig. 2 and 3, a side end of the level base 1, which is far away from the level box 4, is provided with a testing pointer 6, a side end of the level base 1, which is far away from the level box 4, is provided with a positioning groove 7, one end of the testing pointer 6 is integrally provided with a square positioning piece 8, the positioning piece 8 is directly inserted into the positioning groove 7, one end of the positioning piece 8, which is close to the bottom wall of the positioning groove 7, is bonded with a magnetic suction piece 9, so that the positioning piece 8 can be magnetically sucked into the positioning groove 7, a placement groove 10 is formed in one side wall of the positioning groove 7 of the level base 1, the placement groove 10 extends along the length direction of the level base 1, when the positioning piece 8 is inserted into the positioning groove 7, the testing pointer 6 can be directly inserted into the placement groove 10.
A communication groove 11 is formed in one side wall of the positioning groove 7 of the level base ruler 1, the communication groove 11 is perpendicular to the placement groove 10, and when the test pointer 6 is inserted into the communication groove 11, the test pointer 6 penetrates out of the side end of the level base ruler 1 and is perpendicular to the level base ruler 1.
Survey guiding rule 2 and rotate through the pivot and connect in a side end of level base chi 1, when surveying guiding rule 2 and level base chi 1 and rotate to a side end face laminating when both sides terminal surface parallel and level in addition simultaneously, level box 4 just is surveyed guiding rule 2 and is sheltered from.
Referring to fig. 1 and 4, survey guiding ruler 2 and keep away from a side end of level base chi 1 and seted up mounting groove 13, angular surveying chi 3 is 90 degrees circular-archs, angular surveying chi 3's a side end evenly is carved with 0 degree to 90 degrees angle scale 14, angular surveying chi 3 is offered the mounting hole 15 that aligns with mounting groove 13 in the position of aligning 0 degree angle scale 14, the mounting hole 15 interior has penetrated a mounting bolt 16, mounting bolt 16 passes through the threaded fixation in mounting groove 13, thereby make survey guiding ruler 2 and angular surveying chi 3 can dismantle the connection. When the test pointer 6 is inserted into the mounting groove 10 and the guiding ruler 2 is perpendicular to the level base ruler 1, the central line of the test pointer 6 and the 0-degree angle scale 14 are in the same plane.
The implementation principle of the embodiment is as follows:
when detecting inclination to the bridge beam supports, rotate mounting 12 earlier, then take out test pointer 6 from mounting groove 10 in, then rotate test pointer 6 90 degrees, make spacer 8 still magnetism inhale at constant head tank 7 inner wall, and test pointer 6 inserts in intercommunication groove 11, then reset mounting 12, with the one end butt of level base chi 1 at a side of support, make the level bubble 5 in the level box 4 be located the middle part, thereby guarantee that level base chi 1 is the horizontality, then rotate and survey guiding ruler 2, make and survey guiding ruler 2 and rotate to the butt in the support side, angle measurement chi 3 follows this moment and surveys guiding ruler 2 and rotate together, test pointer 6 keeps motionless, make the angle scale 14 on the angle measurement chi 3 that test pointer 6 instructed change, and the angle scale 14 that test pointer 6 instructed is exactly the angle of support slope.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A shear angle measuring instrument, characterized by: including level base ruler (1), rotate connect in survey guiding ruler (2) and being fixed in of level base ruler (1) one end survey guiding ruler (2) are kept away from angular surveying chi (3) of level base ruler (1) one end, angular surveying chi (3) are 90 degrees circular-arcly and are close to along self survey guiding ruler (2) extremely one side end of level base ruler (1) evenly is provided with angle scale (14) by 0 degree to 90 degrees, level base ruler (1) side is being close to one side of surveying guiding ruler (2) is provided with the perpendicular to the test pointer (6) of level base ruler (1), the central line of test pointer (6) intersect in survey the axis of rotation of guiding ruler (2).
2. The shear angle measuring instrument of claim 1, wherein: the side end of the level base ruler (1) is horizontally provided with a transparent level box (4) filled with water, and a level bubble (5) is formed in the level box (4).
3. The shear angle measuring instrument of claim 2, wherein: angle measuring ruler (3) is at 0 degree the downside of angle scale (14) is seted up in mounting hole (15), survey on guiding rule (2) seted up with mounting groove (13) that mounting hole (15) align, mounting hole (15) with a mounting bolt (16) has been penetrated in mounting groove (13).
4. A shear angle measuring instrument according to claim 3, wherein: the test pointer is characterized in that one end, close to the level base ruler (1), of the test pointer (6) is provided with a positioning sheet (8), one side end of the level base ruler (1) is provided with a positioning groove (7) for the positioning sheet (8) to insert, and one side end of the level base ruler (1) is provided with a communication groove (11) communicated with the positioning groove (7) for the test pointer (6) to penetrate out.
5. The shear angle measuring instrument of claim 4, wherein: and a placing groove (10) which is communicated with the positioning groove (7) and is vertical to the communicating groove (11) is formed in one side end of the level base ruler (1).
6. The shear angle measuring instrument of claim 5, wherein: one end of the positioning piece (8) close to the level base ruler (1) is provided with a magnetic attraction piece (9) which is magnetically attracted to the bottom of the positioning groove (7).
7. The shear angle measuring instrument of claim 6, wherein: one side end of the level base ruler (1) is rotatably provided with a sealing sheet (12) which seals the positioning groove (7) and the placement groove (10).
8. The shear angle measuring instrument of claim 2, wherein: the leveling box (4) is embedded in the side end of the leveling base ruler (1) and is flush with the side end face of the leveling base ruler (1), and the running rule (2) is rotatably connected to one side end of the leveling base ruler (1) embedded with the leveling box (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120612091.XU CN214308728U (en) | 2021-03-25 | 2021-03-25 | Shearing angle measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120612091.XU CN214308728U (en) | 2021-03-25 | 2021-03-25 | Shearing angle measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214308728U true CN214308728U (en) | 2021-09-28 |
Family
ID=77837282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120612091.XU Active CN214308728U (en) | 2021-03-25 | 2021-03-25 | Shearing angle measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214308728U (en) |
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2021
- 2021-03-25 CN CN202120612091.XU patent/CN214308728U/en active Active
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