CN205352271U - Survey device in internal footpath of buret - Google Patents
Survey device in internal footpath of buret Download PDFInfo
- Publication number
- CN205352271U CN205352271U CN201620026040.8U CN201620026040U CN205352271U CN 205352271 U CN205352271 U CN 205352271U CN 201620026040 U CN201620026040 U CN 201620026040U CN 205352271 U CN205352271 U CN 205352271U
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- CN
- China
- Prior art keywords
- connecting rod
- support
- axle
- nut
- twist
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a survey device in internal footpath of buret, it includes a support, two spinal branch vaulting poles, two buckle closures, 32 antifriction bearing, 16 rolls, four springs, four cantilever bar, six wheels, eight radical axis, four connecting rods, a screens slider and 18 nuts, the cover device adopts symmetrical structure design, carries out the accurate positioning through the axis to the body, guarantees that the measuring string be that a series of technical measures, feasible such as reciprocating movement are made to diameter, connecting rod in the support the utility model discloses a technique has characteristics such as low in production cost, measurement accuracy height, convenient to use.
Description
Technical field
This utility model relates to field of measuring technique, particularly relates to a kind of device measuring internal diameter of tube body.
Background technology
If the internal diameter of body is measured, first should determine that the axis of body, ensure that measured string is for diameter with this, but common diameter measurer does not determine the axis of body, simply by elongated measuring staff using string maximum in body as diameter, this this may result in device when measuring with the axis out of plumb of body, this is actually the ellipse diameter of a circle of bevel in measurement body, described measured value is generally bigger than normal, and need repetitive measurement just can find out this maximum string, for this, a kind of device that can measure internal diameter of tube body need to be developed.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of device that can measure internal diameter of tube body, and described device can solve described problem well, it is possible to realize the internal diameter of body is carried out the purpose of accurately measurement.
For reaching described purpose, a kind of device measuring internal diameter of tube body of this utility model, described device includes a support, two support bars, two buckle closures and four connecting rods；The female end that female end that wherein connecting rod is less is bigger with another root connecting rod is engaged in two sides of described pedestal lower end；A described support bar respectively it is set with in its two ends and through nut twist-on after a piece axle insertion said two connecting rod through hole, described buckle closure is H-shaped lid symmetrical structure, two described buckle closures are fixed through nut twist-on after running through described two support bars and described support after fastening, each described buckle closure both sides are respectively equipped with the semicolumn stand of two parallel layouts near inner end, the cylindrical recess that eight four row two row are arranged it is respectively equipped with near outer end, a rolling bearing it is provided with in each cylindrical recess, four rolling bearings that two row two row are arranged are one group, a roll is assigned in each two rolling bearing that two buckle closures can fastening up and down are corresponding, four rolls that corresponding two row two row are arranged also are one group, a cantilever lever touched with described roll rotation is assigned in the pass that often group roll forms, being provided with an axis in each semicolumn stand is the spring of horizontal direction, described spring one end connects described semicolumn stand, the other end connects described cantilever lever, every cantilever lever stretches out described buckle closure away from one end of spring and connects a horizontally disposed wheel；
Open Side Down at the spill position of one screens slide block inserts described frame upper, female end that two other root connecting rod wherein connecting rod the is less female end bigger with an other connecting rod is in the spill position internal messing of described screens slide block, piece axle inserts after two connecting rod through holes one nut of each twist-on in its two ends
Two connecting rods of described frame upper are engagement corresponding to the two of bottom connecting rods respectively, a wheel is laid in the concave structure of engagement place small end, piece axle inserts after said two connecting rod through hole one nut of each twist-on, four connecting rods one rhombus frameworks of composition in its two ends.
Wherein said cantilever lever outer end is provided with concave structure, and described wheel is arranged in described concave structure and is fixed by an axle, and described axle two ends are fixed by nut twist-on.
Wherein said support is hollow cuboid engraved structure, and to facilitate screens slide block and connecting rod to do reciprocating up and down, near about lower end, the cylinder through hole of two Side symmetrical one levels of processing, is used for assigning axle.
Wherein said support bar is screw shaped structure, the latter half shape of cross section is square, the cylinder through hole of a level is had near lower end processing, for assigning axle, the first half shape of cross section is circular, and the foursquare length of side is not less than the diameter of circle, to support buckle closure, the processing of its rounded outer surface has screw thread, for twist-on nut.
This utility model difference from prior art is in that this utility model achieves following technique effect:
1, owing to this utility model device is made up of a support, two support bars, two buckle closures, 32 rolling bearings, 16 rolls, four springs, four cantilever levers, six wheels, eight axles, four connecting rods, a screens slide block and 18 nuts, material is common, easy to process, therefore production cost is relatively low；
2, owing to the axis of body can be carried out precision centering by this utility model device, this is to ensure that device is vertical with the axis of body when measuring, and measured string is the transversal diameter of a circle of body, and therefore, the certainty of measurement of internal diameter of tube body is higher；
3, owing to this utility model device is simple and mechanical, and one-shot measurement is only needed just can to find out round internal diameter, therefore easy to use；
4, by this utility model Patent equipment, it is achieved that internal diameter of tube body is carried out the purpose of accurately measurement, there is the features such as production cost is low, certainty of measurement is high, easy to use.
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram measuring internal diameter of tube body device；
Fig. 2 is the left view structural representation measuring internal diameter of tube body device；
Fig. 3 is the plan structure schematic diagram measuring internal diameter of tube body device；
Fig. 4 is the sectional structure schematic diagram measuring internal diameter of tube body device along A-A face；
Fig. 5 is the sectional structure schematic diagram measuring internal diameter of tube body device along B-B face；
Fig. 6 is the sectional structure enlarged diagram measuring internal diameter of tube body device along C-C face；
Fig. 7 is the plan structure schematic diagram that part is embedded with the buckle closure of rolling bearing；
Fig. 8 is the left view structural representation of support and rhombus framework；
Fig. 9 is the operation principle schematic diagram that body axis is felt relieved by device.
Description of reference numerals: 1-support, 2-support bar, 3-buckle closure, 301-cylindrical recess, 302-semicolumn stand, 303-cylinder through hole, 304-cuboid through hole, 4-wheel, 5-axle, 6-screens slide block, 7-nut, 8-connecting rod, 9-cantilever lever, 10-spring, 11-roll, 12-rolling bearing, the tested body of 13-.
Detailed description of the invention
Below in conjunction with drawings and Examples, described in the utility model and other technical characteristic and advantage being described in more detail, wheel in all sectional structure schematic diagrams, nut and axle all do not make section view.
As shown in figures 1-8, this utility model measurement internal diameter of tube body device is made up of a support, two support bars, two buckle closures, 32 rolling bearings, 16 rolls, four springs, four cantilever levers, six wheels, eight axles, four connecting rods, a screens slide block and 18 nuts.
Support is hollow cuboid engraved structure, and to facilitate screens slide block and connecting rod to do reciprocating up and down, near about lower end, the cylinder through hole of two Side symmetrical one levels of processing, is used for assigning axle.
Buckle closure is H-shaped lid symmetrical structure, inside sets 16 cylindrical recesses and four semicolumn stands, lays rolling bearing in cylindrical recess, spring is laid in semicolumn stand, at the cylinder through hole that two ends, left and right symmetrical machining one is vertical, being used for assigning support bar, two buckle closures can assemble by make-up.
Wheel is flat cylindrical structure, can also adopt rolling bearing to reduce resistance, one cylinder through hole of wheel axle center place processing, is used for assigning axle, and the two ends of every axle all adopt nut to carry out twist-on.
Axle is cylindrical structure, and two ends processing has screw thread, carries out twist-on with nut.
Roll two ends are cylindrical structure, for assigning rolling bearing, middle working portion vertical sectional shape vertically is semicircle, two rolls arranged with cantilever lever axis perpendicular are a pair, two pairs of rolls are one group, and cantilever lever can pass in and out the semicolumn stand of buckle closure by rotary roller in the pass of one group of roll composition.
Cantilever lever is cylindrical structure, the shape of cross section of a part is square, indicate scale herein above, another part shape of cross section is circular, identical with the pass of a pair roller composition, and the foursquare length of side should be not more than the foursquare length of side of inscribed, one end top view at square portion is concave structure, for laying wheel, on two pieces of risers, each cylinder through hole processing a level, is used for assigning axle.
Support bar is screw shaped structure, the latter half shape of cross section is square, the cylinder through hole of one level of the latter half processing, for assigning axle, the first half shape of cross section is circular, and the foursquare length of side should be not less than the diameter of circle, the processing of its rounded outer surface has screw thread, is used for supporting and fastening buckle closure.
Connecting rod top view is the rod-like structure that two ends are spill, can hold the concave structure of small end in the concave structure of bigger end, can hold a wheel in the concave structure of small end.
Screens slide block is concave structure, can hold the joint of one group of connecting rod in concave structure, and side, two, left and right respectively processes the cylinder through hole of a level, is used for assigning axle.
Rolling bearing, spring and nut are standard component.
Design principle: in a circle can vertically and the line segment of decile string must be diameter, in a right angled triangle quadratic sum of two right-angle sides equal to hypotenuse square.
Assembling process: as shown in figures 1-8, is first placed on female end bigger to female end less for connecting rod 8 and another root connecting rod 8 in two sides of support 1 lower end and is engaged；Insert an axle 5 after through hole centering, be then respectively set with a support bar 2 at the two ends of described axle 5, then one nut 7 of each twist-on at the two ends of axle 5, so 8, two described support bars 2 of connecting rod described in a group and described support 1 can be assembled.
Then two described support bars 2 are steadily vertically placed, then buckle closure 3 opening upwards is inserted in two described support bars 2 and described support 1 respectively by cylinder through hole 303 and cuboid through hole 304, then one rolling bearing 12 is installed in each cylindrical recess 301 of described buckle closure 3, then in each described rolling bearing 12, a roll 11 is vertically assigned, then a cantilever lever 9 is assigned in the pass that four the described rolls 11 arranged at two row two row form, then in each semicolumn stand 302 of described buckle closure 3, axis horizontal lays a spring 10, then one described rolling bearing 12 is also installed in each cylindrical recess 301 of another buckle closure 3, then by described second buckle closure 3, Open Side Down is inserted in two described support bars 2 and described support 1 respectively by cylinder through hole 303 and cuboid through hole 304, then the other end of each described roll 11 is inserted in the rolling bearing 12 of described second buckle closure 3 correspondence, so two buckle closures 3 complete involutory assembling.Then one nut 7 of twist-on on support bar 2 every described.
First insert in support 1 by Open Side Down at the spill position of screens slide block 6, then female end bigger to female end less for the connecting rod 8 remained in two described connecting rods 8 and another root connecting rod 8 is placed in the spill position of described screens slide block 6 and is engaged, an axle 5 is inserted after through hole centering, then at the two ends of described axle 5 one nut 7 of each twist-on, another so can be organized described connecting rod 8, described screens slide block 6 and described support 1 and assemble.
Then the female end that female end less for connecting rod 8 described in a group and another organize described connecting rod 8 bigger is engaged, then in the concave structure of the small end of described connecting rod 8, lay a wheel 4, an axle 5 is inserted after through hole centering, then at the two ends of described axle 5 one nut 7 of each twist-on, assembled at the other two ends of described two groups of connecting rods 8 with same method, then four connecting rods 8 can form a rhombus framework.
Then in the concave structure of every described cantilever lever 9, lay a wheel 4, then in each through hole of described concave structure, respectively assign an axle 5, then one nut 7 of each twist-on in the two ends of axle 5 every described, package unit assembles complete, it is possible to come into operation.
Use procedure: first tested body 13 opening upwards is stably placed on the ground of level, then this device is steadily slipped into tested body 13 internal, until this device is also stably placed on the ground of level, the wheel 4 on four cantilever levers 9 is made all to touch the inwall of tested body 13, when the scale value on four cantilever levers 9 is identical, the elongation of four cantilever levers 9 is also inevitable identical, now, four cantilever levers 9 are in poised state, top view, the contact point of the inwall of this four wheels 4 and tested body 13 can form a rectangle, as shown in Figure 9, the center of described rectangle and cornerwise intersection point O are the tested body 13 center of circle on described transversal disc, this means that the axis dead in line with tested body 13 of this device, slip screens slide block 6 makes two wheels 4 in connecting rod 8 all touch the inwall of tested body 13, measurement operation completes, can in the hope of the internal diameter of measured tube body 13 by following computing formula, D=(4b2-h2)1/2+ 2r, wherein, D is the internal diameter of tested body 13, b is the distance between 8 two through-bore axis of connecting rod, h is the distance between about 1 two through-bore axis of support, if the scale by the lower end through-bore axis of support 1 is decided to be 0 scale, then the scale on support 1 corresponding to the through-bore axis of screens slide block 6 is h, r is the radius of the wheel 4 in connecting rod 8, and the thickness of wheel 4 is negligible.
By embodiment it can be seen that measure internal diameter of tube body device there is the features such as production cost is low, certainty of measurement is high, easy to use.
Embodiment described above is only that preferred implementation of the present utility model is described; not scope of the present utility model is defined; under the premise designing spirit without departing from this utility model; various deformation that the technical solution of the utility model is made by those of ordinary skill in the art and improvement, all should fall in the protection domain that this utility model claims are determined.
Claims (4)
1. the device measuring internal diameter of tube body, it is characterised in that: described device includes a support, two support bars, two buckle closures and four connecting rods；The female end that female end that wherein connecting rod is less is bigger with another root connecting rod is engaged in two sides of described pedestal lower end；A support bar respectively it is set with in its two ends and through nut twist-on after a piece axle insertion said two connecting rod through hole, described buckle closure is H-shaped lid symmetrical structure, two described buckle closures are fixed through nut twist-on after running through described two support bars and described support after fastening, each described buckle closure both sides are respectively equipped with the semicolumn stand of two parallel layouts near inner end, the cylindrical recess that eight four row two row are arranged it is respectively equipped with near outer end, a rolling bearing it is provided with in each cylindrical recess, four rolling bearings that two row two row are arranged are one group, a roll is assigned in each two rolling bearing that two buckle closures can fastening up and down are corresponding, four rolls that corresponding two row two row are arranged also are one group, a cantilever lever touched with described roll rotation is assigned in the pass that often group roll forms, being provided with an axis in each semicolumn stand is the spring of horizontal direction, described spring one end connects described semicolumn stand, the other end connects described cantilever lever, every cantilever lever stretches out described buckle closure away from one end of spring and connects a horizontally disposed wheel；
Open Side Down at the spill position of one screens slide block inserts described frame upper, female end that two other root connecting rod wherein connecting rod the is less female end bigger with an other connecting rod is in the spill position internal messing of described screens slide block, piece axle inserts after two connecting rod through holes one nut of each twist-on in its two ends
Two connecting rods of described frame upper are engagement corresponding to the two of bottom connecting rods respectively, a wheel is laid in the concave structure of engagement place small end, piece axle inserts after said two connecting rod through hole one nut of each twist-on, four connecting rods one rhombus frameworks of composition in its two ends.
2. the device of measurement internal diameter of tube body according to claim 1, it is characterised in that: described cantilever lever outer end is provided with concave structure, and described wheel is arranged in described concave structure and is fixed by an axle, and described axle two ends are fixed by nut twist-on.
3. the device of measurement internal diameter of tube body according to claim 1, it is characterized in that: described support is hollow cuboid engraved structure, to facilitate screens slide block and connecting rod to do reciprocating up and down, near about lower end, the cylinder through hole of two Side symmetrical one levels of processing, is used for assigning axle.
4. the device of measurement internal diameter of tube body according to claim 1, it is characterized in that: described support bar is screw shaped structure, the latter half shape of cross section is square, the latter half processing has the cylinder through hole of a level, and it is circular for being used for assigning axle, the first half shape of cross section, and the foursquare length of side is not less than the diameter of circle, to support buckle closure, the processing of its rounded outer surface has screw thread, for twist-on nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620026040.8U CN205352271U (en) | 2016-01-12 | 2016-01-12 | Survey device in internal footpath of buret |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620026040.8U CN205352271U (en) | 2016-01-12 | 2016-01-12 | Survey device in internal footpath of buret |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205352271U true CN205352271U (en) | 2016-06-29 |
Family
ID=56175636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620026040.8U Withdrawn - After Issue CN205352271U (en) | 2016-01-12 | 2016-01-12 | Survey device in internal footpath of buret |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205352271U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108405817A (en) * | 2018-03-09 | 2018-08-17 | 上海宝钢工业技术服务有限公司 | The diameter measuring rule at the ladle high temperature mouth of a river |
| CN109420755A (en) * | 2017-08-23 | 2019-03-05 | 宝山钢铁股份有限公司 | A kind of ladle upper nozzle inner diameter measuring device and its measurement method |
| CN113433549A (en) * | 2021-06-23 | 2021-09-24 | 合肥工业大学 | Municipal drainage pipeline inner diameter measuring device and method |
-
2016
- 2016-01-12 CN CN201620026040.8U patent/CN205352271U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109420755A (en) * | 2017-08-23 | 2019-03-05 | 宝山钢铁股份有限公司 | A kind of ladle upper nozzle inner diameter measuring device and its measurement method |
| CN109420755B (en) * | 2017-08-23 | 2020-12-22 | 宝山钢铁股份有限公司 | Device and method for measuring inner diameter of ladle upper nozzle |
| CN108405817A (en) * | 2018-03-09 | 2018-08-17 | 上海宝钢工业技术服务有限公司 | The diameter measuring rule at the ladle high temperature mouth of a river |
| CN113433549A (en) * | 2021-06-23 | 2021-09-24 | 合肥工业大学 | Municipal drainage pipeline inner diameter measuring device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160629 Effective date of abandoning: 20220322 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20160629 Effective date of abandoning: 20220322 |