CN202903109U - Space angle measuring tool - Google Patents
Space angle measuring tool Download PDFInfo
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- CN202903109U CN202903109U CN 201220574991 CN201220574991U CN202903109U CN 202903109 U CN202903109 U CN 202903109U CN 201220574991 CN201220574991 CN 201220574991 CN 201220574991 U CN201220574991 U CN 201220574991U CN 202903109 U CN202903109 U CN 202903109U
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- scale
- blade
- chute
- angle
- ruler
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a space angle measuring tool. The measuring tool comprises a fixed ruler, a ruler body and a main ruler provided with calibration lines, wherein the fixed ruler, the ruler body and the main ruler are movably connected to form a triangle. When the space angle measuring tool is adopted for measuring a space angle, the ruler body is made to be vertical to the main ruler by moving the ruler body, the fixed ruler and the main ruler, the included angle value between the fixed ruler and the ruler body equals to the value of an angle to be measured, the distance value between the fixed ruler and the ruler body displayed on the main ruler is taken as a known condition, and the value of the angle to be measured is calculated based on the sine law, and the space angle measuring tool has the advantages of convenient application and accurate detection results.
Description
Technical field
The utility model relates to a kind of measurement of angle instrument, specifically a kind of survey instrument that utilizes sine measurement space angle.
Background technology
When being measured, space angle needs by special survey instrument, as when measuring the setting angle of blower fan stator blade, usually use universal protractor that the blades installation angle that every grade of close blade holds the cylinder split is detected, but because of the restriction that universal protractor is measured Plane Angle, blade holds the angle of all the other a plurality of stator blade blades at the same level on the cylinder and can't measure; There are 1 ' many errors in the actual installation angle of general blade, this error range domestic demand is measured with the portable optical measuring equipment, detecting data needs later stage software to process, that the method is not only imitated is low, cost is high, and the measurement result consistance is poor, is not suitable for the job requirement of on-site rapid measurement angle.
Summary of the invention
Technical problem to be solved in the utility model provide a kind of applied widely, detection efficiency is high and testing result spatial angle measuring instrument accurately.
For solving the problems of the technologies described above, the spatial angle measuring instrument that the utility model provides comprises scale, blade and which is provided with the main scale of scale mark that described scale, blade and main scale movable assembling connection become a triangle.
Other technologies of the present utility model are characterized as:
Described blade and described main scale be the movable two ends that are installed on described scale respectively, and described blade is connected by carriage with described main scale.
Described carriage is a slide sign piece, and this slide sign piece is provided with orthogonal blade chute and main scale chute, is equipped with holding screw on the sidewall of described blade chute and main scale chute; Described blade and main scale are assemblied in respectively in blade chute and the main scale chute.
The horizontal cross extension apparatus is installed on the described scale, and this horizontal cross extension apparatus comprises along the length bearing of trend of scale and is opened in horizontal concrete chute on the scale, and is assemblied in the guiding slide in the horizontal concrete chute, and is installed in the subsides bar on the guiding slide.
Horizontal longitudinal extension device is installed on the described scale, and this horizontal longitudinal extension device comprises the scalable feeler lever of at right angle setting on scale, and the end away from scale of described feeler lever is vertically installed with the subsides bar.
Vertical extension apparatus is installed on the described blade, and this vertical extension apparatus comprises the chi bar of at right angle setting on blade, and being vertically installed with on the described chi bar can be along the crossbeam of chi bar slip.
Offer through hole one on the described blade, described chi bar passes through this through hole one at right angle setting on blade, be equipped with trip bolt on the sidewall of described through hole one, the edge, end that is assemblied in the through hole one of described chi bar circumferentially offers annular groove, and described trip bolt is relative with described annular groove.
When adopting the measurement device space angle of utility model, by movable blade, scale and main scale so that vertical between blade and the main scale, angle value between scale and the blade equals angle value to be measured, the scale that shows on the main scale take this moment and the distance value between the blade calculate space angle value to be measured according to sine as known conditions, its use principle and simple in structure has accurately characteristics of easy and simple to handle and testing result.This measurer also has following characteristics simultaneously:
(1) realize the link of blade and main scale by slide block device, like this can be when measuring by carriage along the slip change blade of blade and main scale and the angle between the scale so that the angle value between scale and the blade equals space angle value to be measured.
(2) adopt and which is provided with two cross antarafacial quadrature groove winding main scales and the blade that matches with main scale and blade respectively, guarantee that the angle between the main scale and blade is always 90 ° in measuring process, so fully guaranteed the accuracy of measurement result.
(3) the horizontal cross extension apparatus of installing on the scale and horizontal longitudinal extension device conveniently carry out centering to the angle that is arranged in the finite space when detecting, and then guarantee the accurate of testing result.
(4) vertical extension apparatus is installed on the scale, during convenient the detection angle that is arranged in the certain depth space is carried out centering, guarantee the accurate of testing result.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail.
Fig. 1 is the spatial angle measuring tool construction synoptic diagram that horizontal longitudinal extension device is installed;
Fig. 2 is the spatial angle measuring tool construction synoptic diagram that horizontal cross extension apparatus and vertical extension apparatus are installed;
Fig. 3 is the structural representation of slide sign piece;
Each label among the figure represents respectively: 1-scale, 2-blade, 3-main scale, 4-slide sign piece, 5-blade chute, 6-main scale chute, 7-horizontal concrete chute, 8-guiding slide, 9-paste fixedly briquetting of bar, 10-feeler lever, 11-through hole one, 12-chi bar, 13-crossbeam, 14-slide block, 15-.
Embodiment
Below provide specific embodiment of the utility model, need to prove that the utility model is not limited to following specific embodiment, all equivalents of doing on present techniques scheme basis all fall into protection domain of the present utility model.
Embodiment 1:
With reference to figure 1 and Fig. 3, the measurement of angle instrument of this embodiment is to be assembled by scale 1, blade 2 and main scale 3, wherein main scale 3 is provided with scale mark and corresponding scale value, and blade 2 and main scale 3 are hinged on respectively the two ends of scale 1 by pin, and blade 2 is connected by slide sign piece 4 with main scale 3; For guaranteeing that the angle between blade 2 and the main scale 3 is always 90 °, be respectively equipped with blade chute 5 and main scale chute 6 on two relative sides of slide sign piece 4, and be cross antarafacial quadrature groove between blade chute 5 and the main scale chute 6, blade 2 and main scale 3 are assemblied in respectively in blade chute 5 and the main scale chute 6, be equipped with holding screw on the sidewall of blade chute 5 and main scale chute 6 simultaneously, when making angle value between scale 1 and the blade 2 equal space angle value to be measured by slide sign piece 4 along the slip of blade 2 and main scale 3, it is fixing with blade 2 with scale 1 to tighten holding screw, and the scale 1 that then shows on the main scale 3 take this moment and the distance value between the blade 2 calculate space angle value to be measured according to sine as known conditions.
The survey instrument of this embodiment can be used for the size of measurement plane angle.
Embodiment 2:
Referring to figs. 2 and 3, the instrument of this embodiment is in order to measure the space angle between two staggered plane A and the plane B, and its midplane A is difficult for centering.The tool construction of this embodiment is equipped with the horizontal cross extension apparatus on the scale 1 as different from Example 1, the horizontal concrete chute 7 that on scale 1, has along the length bearing of trend of scale 1, be equipped with guiding slide 8 in the horizontal concrete chute 7, guiding has chute on the slide 8, be equipped with in the chute can laterally slide subsides bar 9; In horizontal concrete chute 7, slide and paste the slip of bar 9 in slide opening by guiding slide 8, to paste bar 9 gos deep into being affixed in the slit and with reference field A, and then realize that scale 1 and plane A's is parallel, and blade 2 and plane B are fitted, so that the angle value between scale 1 and the blade 2 equals angle value to be measured, reference field A wherein be plane A or with plane A body surface parallel and that be convenient for measuring.
Embodiment 3:
Referring to figs. 1 to Fig. 3, the survey instrument of this embodiment is in order to measuring the space angle between two staggered plane A ' and the plane B ', and plane A ' all is difficult for centering with plane B '.The survey instrument of this embodiment is as different from Example 1: be equipped with on the scale 1 on horizontal longitudinal extension device and the blade 2 vertical extension apparatus is installed, be positioned at the space angle of certain depth position with measurement, such as the setting angle of blower fan stator blade.
Horizontal longitudinal extension device wherein is to have groove on the scale 1, in this groove, by fixing briquetting 15 telescopic feeler lever 10 is installed, and feeler lever 10 is vertical with scale 1, the end away from scale at feeler lever 10 has through hole, be equipped with in this through hole and paste bar 9, and it is parallel with scale 1 to paste bar 9, the sidewall of through hole is provided with the jackscrew of fastening subsides bar 9, after subsides bar 9 is in place, will pastes bar 9 with jackscrew and be fastened in the through hole; A kind of concrete scalable feeler lever 10 is to be stacked in the serial connection card by two rod members, and the sidewall of serial connection card is provided with the jackscrew of fastening two rod members, by spurring simultaneously two rod members or one of them rod member, so that when pasting bar and extending to the destination locations place, tighten the fixedly length of feeler lever of jackscrew;
Vertical extension apparatus is to have the through hole 1 that chi bar 12 is installed on the blade 2, chi bar 12 is vertically mounted on the blade 2 and is fastening by the trip bolt on through hole one 11 sidewalls, and circumferentially have a more shallow annular groove with edge, the corresponding position of trip bolt on the chi bar 12, guarantee that behind suitably loosening trip bolt blade 2 can rotate around chi bar 12; Being equipped with by slide block 14 on chi bar 12 can be along the weighing apparatus beam 13 of chi bar 12 slips, and the concrete structure of slide block 14 is: offer respectively the through hole that chi bar 12 crossbeams 13 are installed thereon, and two through holes are perpendicular, and parallel with blade 2 antarafacials to guarantee crossbeam 13;
During measurement, rotating the position of blade 2 adjustment survey instruments conveniently gos deep into survey instrument to target depth, crossbeam 13 is affixed with reference field B ', and then realize that blade 2 and plane B's ' is parallel, described reference field B ' is and plane B ' body surface parallel and that be convenient for measuring, then will paste bar 9 is affixed with reference field A ', and then realize that scale 1 and plane A's ' is parallel, so that the angle value between scale 1 and the blade 2 equals angle value to be measured, described reference field A ' is and plane A ' body surface parallel and that be convenient for measuring.
Claims (7)
1. a spatial angle measuring instrument is characterized in that, this survey instrument comprises scale (1), blade (2) and which is provided with the main scale (3) of scale mark that described scale (1), blade (2) and main scale (3) movable assembling connection become a triangle.
2. measurement of angle instrument as claimed in claim 1 is characterized in that, described blade (2) and described main scale (3) be the movable two ends that are installed on described scale (1) respectively, and described blade (2) is connected by carriage with described main scale (3).
3. measurement of angle instrument as claimed in claim 2, it is characterized in that, described carriage is a slide sign piece (4), this slide sign piece (4) is provided with orthogonal blade chute (5) and main scale chute (6), is equipped with holding screw on the sidewall of described blade chute (5) and main scale chute (6); Described blade (2) and main scale (3) are assemblied in respectively in blade chute (5) and the main scale chute (6).
4. measurement of angle instrument as claimed in claim 1, it is characterized in that, described scale is equipped with the horizontal cross extension apparatus on (1), this horizontal cross extension apparatus comprises along the length bearing of trend of scale (1) and is opened in horizontal concrete chute (7) on the scale (1), with the guiding slide (8) that is assemblied in the horizontal concrete chute (7), and be installed in subsides bar (9) on guiding slide (8).
5. measurement of angle instrument as claimed in claim 1, it is characterized in that, horizontal longitudinal extension device is installed on the described scale (1), this horizontal longitudinal extension device comprises the scalable feeler lever (10) of at right angle setting on scale (1), and the end away from scale (1) of described feeler lever (10) is vertically installed with pastes bar (9).
6. measurement of angle instrument as claimed in claim 1, it is characterized in that, described blade is equipped with vertical extension apparatus on (2), this vertical extension apparatus comprises the chi bar (12) of at right angle setting on blade (2), and being vertically installed with on the described chi bar (12) can be along the crossbeam (13) of chi bar (12) slip.
7. measurement of angle instrument as claimed in claim 6, it is characterized in that, offer through hole one (11) on the described blade (2), described chi bar (12) passes through this through hole one (11) at right angle setting on blade (2), be equipped with trip bolt on the sidewall of described through hole one (11), the edge, end that is assemblied in the through hole one (11) of described chi bar (12) circumferentially offers annular groove, and described trip bolt is relative with described annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220574991 CN202903109U (en) | 2012-11-02 | 2012-11-02 | Space angle measuring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220574991 CN202903109U (en) | 2012-11-02 | 2012-11-02 | Space angle measuring tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202903109U true CN202903109U (en) | 2013-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220574991 Expired - Lifetime CN202903109U (en) | 2012-11-02 | 2012-11-02 | Space angle measuring tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202903109U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344777A (en) * | 2013-08-08 | 2015-02-11 | 苏州伟睿达机械科技有限公司 | Measuring gauge |
| CN105318812A (en) * | 2015-12-02 | 2016-02-10 | 苏州莱测检测科技有限公司 | Right-angle detector |
| CN105783858A (en) * | 2016-04-27 | 2016-07-20 | 中船黄埔文冲船舶有限公司 | Adjustable space angle measuring and angle mounting device |
| CN110030906A (en) * | 2019-04-04 | 2019-07-19 | 西安陕鼓动力股份有限公司 | A kind of flat hole deflection angle measuring tool of crank |
| CN111578808A (en) * | 2020-05-18 | 2020-08-25 | 安徽江淮汽车集团股份有限公司 | Front gear inclination angle detection device |
-
2012
- 2012-11-02 CN CN 201220574991 patent/CN202903109U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344777A (en) * | 2013-08-08 | 2015-02-11 | 苏州伟睿达机械科技有限公司 | Measuring gauge |
| CN105318812A (en) * | 2015-12-02 | 2016-02-10 | 苏州莱测检测科技有限公司 | Right-angle detector |
| CN105783858A (en) * | 2016-04-27 | 2016-07-20 | 中船黄埔文冲船舶有限公司 | Adjustable space angle measuring and angle mounting device |
| CN105783858B (en) * | 2016-04-27 | 2018-04-10 | 中船黄埔文冲船舶有限公司 | A kind of adjustable spatial angle measuring and angle erecting device |
| CN110030906A (en) * | 2019-04-04 | 2019-07-19 | 西安陕鼓动力股份有限公司 | A kind of flat hole deflection angle measuring tool of crank |
| CN111578808A (en) * | 2020-05-18 | 2020-08-25 | 安徽江淮汽车集团股份有限公司 | Front gear inclination angle detection device |
| CN111578808B (en) * | 2020-05-18 | 2021-05-11 | 安徽江淮汽车集团股份有限公司 | Front gear inclination angle detection device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |