CN216770379U - Electronic digital display caliper for measuring column diameter of ancient building - Google Patents
Electronic digital display caliper for measuring column diameter of ancient building Download PDFInfo
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- CN216770379U CN216770379U CN202220331290.8U CN202220331290U CN216770379U CN 216770379 U CN216770379 U CN 216770379U CN 202220331290 U CN202220331290 U CN 202220331290U CN 216770379 U CN216770379 U CN 216770379U
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Abstract
The utility model discloses an electronic digital display caliper for measuring the column diameter of an ancient building, which comprises a main body ruler with scales, wherein one end of the main body ruler is hinged with a fixed ruler, a first blocking structure is arranged between the main body ruler and the fixed ruler, when the fixed ruler is in contact with the main body ruler through the first blocking structure, the fixed ruler is perpendicular to the main body ruler, an axial groove is formed in the main body ruler, a rotary pair is arranged in the groove, the rotary pair is connected with an adjusting lead screw, a lead screw seat in sliding fit with the groove is arranged on the adjusting lead screw, a movable ruler is hinged to the lead screw seat, one side of the movable ruler, which is far away from the fixed ruler, is provided with a second blocking structure, when the movable ruler is in contact with the main body ruler through the second blocking structure, the movable ruler is perpendicular to the main body ruler, and a distance measurement digital display system is arranged between the fixed ruler and the movable ruler. The electronic digital display caliper provided by the utility model is convenient and fast to adjust and accurate in measurement, and can display measured data on an electronic display screen through a distance measurement digital display system.
Description
Technical Field
The utility model relates to the technical field of historic building measurement, in particular to an electronic digital display caliper for measuring the diameter of a historic building column.
Background
The ancient architecture mapping is a basic link for protecting, exploring, arranging and utilizing ancient excellent architecture heritages, and provides detailed basic data for architecture history and theoretical research and architecture history teaching. The measurement of the size of the component is an important part, the stress strives to be detailed and serious, the precision of the stress directly influences the establishment of the ancient building renovation design scheme, and the establishment of the ancient building archive database is concerned.
The post of ancient building divides from the shape, mainly includes square post and circular post, divides to have wood and stone material from the material, and diameter size scope is not equal. The current measuring tools mainly comprise a straight ruler, a measuring tape, a distance measuring instrument, a three-dimensional laser scanner and the like, and measuring tools for curved surface modeling such as square columns and circular columns are lacked. Although the vernier caliper widely used in the laboratory can measure the column diameter, the vernier caliper is not suitable for the outwork of the ancient building and the column diameter measurement of the ancient building due to the defects of the structure limitation, the range limitation and the like of the vernier caliper.
Through retrieval, the current chinese utility model patent of the publication date of authorizing 2018.02.13, publication number of authorizing CN 207007063U discloses a tree diameter measuring device, and its constitution includes: measure ruler (1), mount (2) and alignment jig (3), one side processing has the round hole on the chi face of measuring the ruler, bar hole (4) have been seted up to one side of round hole, the mount has been inserted to the round hole, the alignment jig has been inserted in the bar hole, measure the ruler and make up into C type structure by two aluminum alloy plate (1-1) and connecting plate (1-2) that are parallel structure, top one side of two aluminum alloy plate is connected with baffle (5) perpendicularly, the below processing has a set of arc wall (6) that the structure is the same, be provided with U type structure handle (7) on the intermediate position of connecting plate, it removes to drive the relative mount of alignment jig through pulling handle 7, and then measure the trees diameter between mount and the alignment jig.
However, the technical solution of the above patent cannot meet the measurement requirement of the ancient building, and its drawbacks include the following: the measuring ruler is low in precision, the adjusting frame is in sliding fit with the measuring ruler through the sliding rod and the strip-shaped hole, the adjusting frame is in rotating fit with the measuring ruler through the sliding rod and the strip-shaped hole, a hand is required to continuously act in the measuring process, positioning is carried out by means of the rubber pad and the anti-slip layer, the measured diameter is required to be read by means of the measuring ruler, and the accuracy of obtained measuring data is required to depend on both the stability in the operating process and the reading accuracy; secondly, the operation is poor in convenience, the hands of an operator need to continuously act on the adjusting frame and the measuring ruler simultaneously in the measuring process, and meanwhile, the reading and counting on the measuring ruler are needed.
Therefore, lack the measuring tool who satisfies ancient building column footpath at present, reach the characteristics that the practicality is strong, simple operation and precision are high.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides the electronic digital display caliper for measuring the column diameter of the historic building, which solves the technical problems that the existing measuring tool cannot meet the requirements of strong practicability, convenient operation and high precision for measuring the column diameter of the historic building.
The technical scheme of the application is realized as follows: an electronic digital display caliper for measuring the column diameter of an ancient building comprises a main body ruler with scales, wherein one end of the main body ruler is hinged with a fixed ruler, a first stop structure is arranged between the main body ruler and the fixed ruler, when the fixed ruler is contacted with the main body ruler through the first stop structure, the fixed ruler is vertical to the main body ruler, the main body ruler is provided with an axial groove, a rotary pair is arranged in the groove and connected with an adjusting lead screw, a lead screw seat in sliding fit with the groove is arranged on the adjusting lead screw, the lead screw seat is hinged with a movable ruler, one side of the movable ruler, which is far away from the fixed ruler, is provided with a second stopping structure, when the movable ruler is contacted with the main body ruler through the second stopping structure, the movable ruler is vertical to the main body ruler, the distance measurement digital display system is arranged between the fixed ruler and the movable ruler, a distance measurement sensor of the distance measurement digital display system is arranged on the fixed ruler and corresponds to the movable ruler, and a display screen of the distance measurement digital display system is arranged on the main ruler body.
Furthermore, the sum of the widths of the fixed ruler and the movable ruler is smaller than the width of the groove, the fixed ruler and the movable ruler are arranged in a staggered mode in the longitudinal direction, the fixed ruler and the movable ruler are accommodated in the groove after rotating, the distance measuring sensor is arranged on the longitudinal side portion, close to the movable ruler, of the fixed ruler, and a signal reflecting plate corresponding to the distance measuring sensor is arranged on the longitudinal side portion, close to the fixed ruler, of the movable ruler.
Furthermore, the distance measuring sensor is arranged at the bottom end part of the fixed ruler, and the signal reflecting plate is arranged at the bottom end part of the movable ruler; the distance measuring sensor is arranged at the top end part of the fixed ruler, and the signal reflection plate is arranged at the top end part of the movable ruler.
Furthermore, the number of the rotary pairs is two, one rotary pair is arranged at one end close to the fixed ruler, and the other rotary pair is arranged at one end far away from the fixed ruler.
Furthermore, the rotary pair comprises an outer ring shell fixedly arranged in the groove, an inner rotary ring is rotatably matched on the inner wall of the outer ring shell, and the adjusting screw rod is fixedly connected with the inner rotary ring.
Further, the revolute pair is a bearing pair.
Furthermore, two opposite side surfaces of the fixed ruler and the movable ruler are provided with protective liners.
Furthermore, the fixed ruler and the movable ruler are both provided with lightening holes.
Further, the end part of the adjusting lead screw, which extends out of the main body ruler, is provided with an adjusting knob.
The electronic digital display caliper provided by the utility model is convenient and fast to adjust and stable in measurement, measured data can be displayed on an electronic screen through a distance measurement digital display system, and meanwhile, a user can also perform manual reading or error correction through the main body ruler. In addition, the movable ruler and the fixed ruler are light in weight, convenient to rotate and capable of being stored in the groove of the main ruler conveniently, the clamping surface is provided with the protective liner, and meanwhile the movable ruler and the fixed ruler are arranged in a staggered mode, and the use of the distance measurement digital display system is not affected.
Drawings
In order to illustrate the embodiments of the utility model more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, it being apparent that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be derived from those drawings by a person skilled in the art without inventive effort.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a top view of FIG. 1;
reference numbers in the figures:
1. a main body ruler; 101. a groove; 102. a revolute pair; 103. adjusting the lead screw; 104. adjusting a knob; 105. a lead screw seat;
2. fixing a ruler; 201. a yielding groove;
3. a first stop structure; 4. a movable ruler; 5. a second stopper structure;
6. a ranging sensor; 7. a signal reflection plate; 8. a protective liner; 9. lightening holes; 10. a display screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
An electronic digital display caliper for measuring the column diameter of an ancient building is shown in figures 1 and 2 and comprises a main body ruler 1 with scales, the total length of the main body ruler 1 is 450mm, the scale measuring range on the main body ruler 1 is 0-400mm, and measuring requirements of most of ancient building construction columns are met.
One end of the main body ruler 1 is hinged with the fixed ruler 2, the first blocking structure 3 is arranged between the main body ruler 1 and the fixed ruler 2, and when the fixed ruler 2 contacts the main body ruler 1 through the first blocking structure 3, the fixed ruler 2 is perpendicular to the main body ruler 1, so that excessive overturning is avoided. The main body ruler 1 is provided with an axial groove 101, when the fixing ruler is not used, the fixing ruler 2 can be contained in the groove 101, the fixing ruler 2 is parallel to the main body ruler 1, and when the fixing ruler is needed to be used, the fixing ruler 2 rotates for 90 degrees around the main body ruler 1 and is perpendicular to the main body ruler 1 after contacting with the first stopping structure 3. The first stopping structure 3 may be disposed on the main body ruler 1, or disposed on the fixed ruler 2 to perform a stopping function.
Specifically, a revolute pair 102 is arranged in the groove 101, the revolute pair 102 is a bearing pair, the revolute pair 102 comprises an outer ring shell fixedly arranged in the groove 101, and an inner revolute ring is rotatably matched on the inner wall of the outer ring shell. The rotary pair 102 is connected with an adjusting lead screw 103, the adjusting lead screw 103 is fixedly connected with the inner rotary ring, a lead screw seat 105 in sliding fit with the groove 101 is arranged on the adjusting lead screw 103, the lead screw seat 105 is hinged with a movable ruler 4, and the movable ruler 4 is in running fit with the main ruler 1 through the lead screw seat 105. The end part of the adjusting screw rod 103 extending out of the main body ruler 1 is provided with an adjusting knob 104, and the adjusting screw rod 103 can be conveniently rotated through the adjusting knob 104.
One side of the movable ruler 4 departing from the fixed ruler 2 is provided with a second stopping structure 5, and when the movable ruler 4 contacts the main ruler 1 through the second stopping structure 5, the movable ruler 4 is perpendicular to the main ruler 1, so that excessive overturning is avoided. A distance measurement digital display system is arranged between the fixed ruler 2 and the movable ruler 4, a distance measurement sensor 6 of the distance measurement digital display system is arranged on the fixed ruler 2 and corresponds to the movable ruler 4, and a display screen 10 of the distance measurement digital display system is arranged on the main ruler body 1. The controller of the distance measurement digital display system adopts an ST single chip microcomputer with the model of STM32F103C8T6, the distance measurement sensor 6 adopts a laser distance measurement sensor with the model of XKC-KL200, and the display screen adopts an OLED display screen with the model of JM-PO139-OL12864NSN 013.
Further, the sum of the widths of the fixed ruler 2 and the movable ruler 4 is smaller than the width of the groove 101, the fixed ruler 2 and the movable ruler 4 are arranged in a staggered mode in the longitudinal direction, and the fixed ruler 2 and the movable ruler 4 are accommodated in the groove 101 after rotating. Distance measuring sensor 6 sets up the vertical lateral part that is close to movable ruler 4 at fixed ruler 2, the vertical lateral part that is close to fixed ruler 2 on the movable ruler 4 is provided with signal reflection board 7 that corresponds with distance measuring sensor 6, and it is relative about guaranteeing distance measuring sensor 6 and signal reflection board 7. During measurement, the distance measuring sensor 6 of the distance measuring digital display system emits measuring light to the reflecting plate 7, the measuring light is received by a receiver of the distance measuring sensor 6 after being reflected by the reflecting plate 7, and the controller receives the signals and displays measuring information on the display 10 after processing. When the movable scale 4 and the fixed scale 2 are stored, the distance measuring sensor 6 and the signal reflection plate 7 are located at different lateral positions in the groove 101, and interference does not occur.
Further, the distance measuring sensor 6 is provided at the bottom end portion of the fixed scale 2, and the signal reflection plate 7 is provided at the bottom end portion of the movable scale 4, or the distance measuring sensor 6 is provided at the top end portion of the fixed scale 2, and the signal reflection plate 7 is provided at the top end portion of the movable scale 4. No matter which arrangement form, can both avoid measuring the thing and block the transmission and the receipt of signal when measuring, guarantee measuring convenience and accuracy.
Further, the number of the turning pairs 102 is two, one turning pair 102 is arranged at one end close to the fixed ruler 2, and the other turning pair 102 is arranged at one end of the movable ruler 4 away from the fixed ruler 2, so that interference when the movable ruler 4 is folded is avoided. When the adjusting screw 103 is rotated, the adjusting screw 103 rotates relative to the two revolute pairs 102, and the screw seat 105 moves axially under the self-rotation of the adjusting screw 103 under the circumferential blocking action of the groove 101, so that the stability and reliability of adjustment are fully ensured. The fixed ruler 2 is provided with a yielding hole 201 at a position opposite to the rotary pair 102, and the fixed ruler 2 cannot interfere when being folded into the groove 101.
Further, two sides that fixed ruler 2 is relative with movable ruler 4 all are provided with protective pad 8, and protective pad 8 is the plastics liner, avoids damaging the measured historical relic, avoids metal slide caliper such as fixed ruler 2 and movable ruler 4 to damage the lacquer thing on cylinder historical relic surface at the in-process of measurationing.
Furthermore, the fixed ruler 2 and the movable ruler 4 are provided with lightening holes 9, so that the weight of the whole device can be lightened, and the fixed ruler 2 and the movable ruler 4 can be conveniently stored and unfolded.
Nothing in this specification is intended to be exhaustive of all conventional and well known techniques.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. The utility model provides a measure electronic digital display slide caliper rule of ancient building column footpath, is including main part chi (1) that has the scale, and the one end of main part chi (1) articulates there is fixed ruler (2), is provided with first stop structure (3) between main part chi (1) and fixed ruler (2), and when fixed ruler (2) contacted main part chi (1) through first stop structure (3), fixed ruler (2) and main part chi (1) mutually perpendicular, its characterized in that: an axial groove (101) is formed in the main body ruler (1), a rotary pair (102) is arranged in the groove (101), the rotary pair (102) is connected with an adjusting lead screw (103), a lead screw seat (105) in sliding fit with the groove (101) is arranged on the adjusting lead screw (103), a movable ruler (4) is hinged to the lead screw seat (105), a second stopping structure (5) is arranged on one side of the movable ruler (4) departing from the fixed ruler (2), when the movable ruler (4) contacts the main body ruler (1) through the second stopping structure (5), the movable ruler (4) is perpendicular to the main body ruler (1), be provided with range finding digital display system between fixed ruler (2) and movable ruler (4), range finding digital display system's range finding sensor (6) sets up on fixed ruler (2) and corresponding with movable ruler (4), and range finding digital display system's display screen (10) sets up on main body chi (1).
2. The electronic digital display caliper for measuring the column diameter of the ancient building according to claim 1, which is characterized in that: the width sum of fixed ruler (2) and movable ruler (4) is less than the width of recess (101), and fixed ruler (2) and movable ruler (4) set up in the crisscross setting on longitudinal direction, and fixed ruler (2) and movable ruler (4) rotate the back and accomodate simultaneously in recess (101), range finding sensor (6) set up the longitudinal side portion that is close to movable ruler (4) in fixed ruler (2), the longitudinal side portion that is close to fixed ruler (2) on movable ruler (4) is provided with signal reflection board (7) that correspond with range finding sensor (6).
3. The electronic digital display caliper for measuring the column diameter of the ancient building according to claim 2, characterized in that: the distance measuring sensor (6) is arranged at the bottom end part of the fixed ruler (2), and the signal reflecting plate (7) is arranged at the bottom end part of the movable ruler (4); the distance measuring sensor (6) is arranged at the top end part of the fixed ruler (2), and the signal reflection plate (7) is arranged at the top end part of the movable ruler (4).
4. The electronic digital display caliper for measuring the diameter of the ancient building column according to any one of claims 1-3, which is characterized in that: the number of the rotary pairs (102) is two, one rotary pair (102) is arranged at one end close to the fixed ruler (2), and the other rotary pair (102) is arranged at one end far away from the fixed ruler (2).
5. The electronic digital display caliper for measuring the column diameter of the ancient building according to claim 4, characterized in that: the rotary pair (102) comprises an outer ring shell fixedly arranged in the groove (101), an inner rotary ring is rotatably matched on the inner wall of the outer ring shell, and the adjusting screw rod (103) is fixedly connected with the inner rotary ring.
6. The electronic digital display caliper for measuring the column diameter of the ancient building according to claim 5, characterized in that: the rotary pair (102) is a bearing pair.
7. The electronic digital caliper for measuring the column diameter of the ancient building according to any one of claims 1-3 and 5-6, which is characterized in that: two opposite side surfaces of the fixed ruler (2) and the movable ruler (4) are provided with protective liners (8).
8. The electronic digital display caliper for measuring the column diameter of the ancient building according to claim 7, characterized in that: and lightening holes (9) are formed in the fixed ruler (2) and the movable ruler (4).
9. The electronic digital display caliper for measuring the column diameter of the ancient building according to any one of claims 1-3, 5-6 and 8, which is characterized in that: an adjusting knob (104) is arranged at the end part of the adjusting screw rod (103) extending out of the main body ruler (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220331290.8U CN216770379U (en) | 2022-02-18 | 2022-02-18 | Electronic digital display caliper for measuring column diameter of ancient building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220331290.8U CN216770379U (en) | 2022-02-18 | 2022-02-18 | Electronic digital display caliper for measuring column diameter of ancient building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216770379U true CN216770379U (en) | 2022-06-17 |
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ID=81956048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220331290.8U Active CN216770379U (en) | 2022-02-18 | 2022-02-18 | Electronic digital display caliper for measuring column diameter of ancient building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216770379U (en) |
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2022
- 2022-02-18 CN CN202220331290.8U patent/CN216770379U/en active Active
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