CN216558673U - Flange bore inner diameter measuring device - Google Patents
Flange bore inner diameter measuring device Download PDFInfo
- Publication number
- CN216558673U CN216558673U CN202123160210.1U CN202123160210U CN216558673U CN 216558673 U CN216558673 U CN 216558673U CN 202123160210 U CN202123160210 U CN 202123160210U CN 216558673 U CN216558673 U CN 216558673U
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- fixedly connected
- shell
- slide
- wall
- inner diameter
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- 239000000523 sample Substances 0.000 abstract description 17
- 238000005259 measurement Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a flange hole inner diameter measuring device which comprises a shell, wherein an adjusting rod is coaxially and rotatably connected in the shell, an adjusting gear is fixedly connected to the side wall of the adjusting rod, a cross-shaped sliding rail is arranged in the shell, a sliding plate is slidably connected in each end of the sliding rail, probe feet are arranged at the bottom of the sliding plate, a reset spring is fixedly connected between the sliding plate and the sliding rail, a fixed rod with the same diameter as the probe feet is fixedly connected to the top of the sliding plate, adjusting racks are fixedly connected to the outer wall of the fixed rod, the adjusting racks are all meshed with the adjusting gear and are different in height, and the problems that a common measuring scale cannot be attached to the inner wall of a flange hole, so that the measuring result has deviation and the multipoint measuring efficiency is low are solved.
Description
Technical Field
The utility model relates to the technical field of measuring devices, in particular to a device for measuring the inner diameter of a flange hole.
Background
A Flange (Flange), also known as a Flange collar or Flange. The flange is a part for connecting the shafts and is used for connecting pipe ends; there are also flanges on the inlet and outlet of the equipment for the connection between two pieces of equipment, such as reducer flanges. The flange connection or flange joint is a detachable connection which is formed by connecting a flange, a gasket and a bolt with each other to form a group of combined sealing structures. The pipeline flange is a flange for piping in a pipeline device, and is used on equipment to be an inlet and outlet flange of the equipment. The flanges are provided with holes, and the two flanges are tightly connected through bolts. The flanges are sealed with gaskets. The flange is divided into a threaded connection (screw thread connection) flange, a welding flange and a clamping flange.
In the production and manufacturing process of the flange, a measuring ruler (such as a vernier caliper or a micrometer and the like) is generally adopted to measure the inner diameter of a processed orifice so as to judge whether the inner diameter meets the processing size requirement, and because the orifice of the flange is the circle center, the measuring ruler can not be attached to the inner wall of the orifice for measurement during measurement, so that the actually measured numerical value has deviation with the inner diameter of the orifice of the flange, and in addition, the inner diameter of the orifice of the flange is not an ideal circle, so that multi-point measurement is needed, but the problem of low detection efficiency exists when the current measuring ruler is adopted to measure the aperture at multiple points.
Based on the above, the utility model designs a device for measuring the inner diameter of the flange hole, so as to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a device for measuring the inner diameter of a flange hole, which aims to solve the problems that the measuring result has deviation and the efficiency of multipoint measurement is low because a general measuring scale cannot be attached to the inner wall of the hole opening of a flange in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a flange hole internal diameter measuring device, includes the shell, coaxial rotation is connected with the regulation pole in the shell, it adjusts gear to adjust pole lateral wall fixedly connected with, be provided with the slide rail of cross form in the shell, equal sliding connection has the slide in every one end of slide rail, the slide bottom all is installed and is visited the foot, equal fixedly connected with reset spring between slide and the slide rail, slide top fixedly connected with visit the dead lever that the foot diameter is the same, dead lever outer wall fixedly connected with adjusts the rack, adjust the rack and all mesh at adjusting gear and high diverse.
Preferably, a top cover is installed at the top of the shell, and scale marks and sliding grooves matched with the sliding rails are formed in the surface of the top cover.
Preferably, the top of the fixing rod is fixedly connected with a scale for reading scales, the outer side wall of the scale is tangent to the outer wall of the fixing rod, and two ends of the outer side wall of the scale are located above the scale marks.
Preferably, the outer wall of the adjusting rod is fixedly connected with a limiting disc attached to the surface of the top cover, and the top of the adjusting rod is fixedly connected with an adjusting rotating handle.
Preferably, one side of the sliding plate is fixedly connected with a limiting plate in sliding connection with the sliding rail, the other side of the sliding plate is fixedly connected with a bottom plate, the bottom plate is in sliding connection with a sliding rod, and two ends of the sliding rod are respectively connected with the shell and the sliding rail and penetrate through the reset spring.
Preferably, the side wall of the shell is fixedly connected with a handle, and the outer wall of the handle is sleeved with a rubber sleeve.
Compared with the prior art, the utility model has the beneficial effects that:
in the utility model, the probing feet are firstly mutually close through the adjusting gear until the probing feet can be completely inserted into the flange hole, after the force on the adjusting gear is cancelled, the reset spring pushes the probing feet to be mutually far away through the sliding plate, after the probing feet contact the inner wall of the flange hole, the distance between the probing feet which contact the inner wall of the hole and are oppositely arranged and the diameter of the probing feet are the inner diameter of the flange hole, the distance between the probing feet of the contact hole and the shell minus the distance between the axis of the probing feet which are not in contact with the hole and the shell is the caliber deviation of the flange hole, and simultaneously, the adjusting rack is matched with the adjusting gear to realize the synchronization of the probing feet at the bottom of each sliding plate, ensure that the distances of the probing feet far away from the axle center of the shell are the same, through the simultaneous line contact of a plurality of the probing feet and the inner wall of the flange, the simultaneous multi-point measurement of the inner diameter of the flange hole is realized, and the problem that a common measuring scale can not be attached to the inner wall of the flange hole is solved, resulting in the problems of measurement result deviation and low efficiency of performing multi-point measurement.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
FIG. 4 is a schematic view of an adjusting gear of the present invention;
fig. 5 is a schematic view of the structure of the skateboard of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a housing; 2. adjusting a rod; 3. an adjusting gear; 4. a slide rail; 5. a slide plate; 6. probing feet; 7. a return spring; 8. fixing the rod; 9. adjusting the rack; 10. a top cover; 11. scale lines; 12. a chute; 13. a scale; 14. a limiting disc; 15. adjusting the rotating handle; 16. a limiting plate; 17. a base plate; 18. a slide bar; 19. a grip; 20. a rubber sleeve.
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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution:
the utility model provides a flange hole internal diameter measuring device, which comprises an outer shell 1, coaxial rotation is connected with regulation pole 2 in the shell 1, adjust 2 lateral wall fixedly connected with adjusting gear 3 of pole, be provided with the slide rail 4 of cross form in the shell 1, equal sliding connection has slide 5 in 4 every one ends of slide rail, 5 bottoms of slide all install and visit sufficient 6, equal fixedly connected with reset spring 7 between slide 5 and the slide rail 4, 5 top fixedly connected with of slide and the dead lever 8 that visits the same 6 diameters of sufficient, 8 outer wall fixedly connected with of dead lever adjust rack 9, adjust rack 9 and all mesh at adjusting gear 3 and high diverse.
When the adjustable type flange is used, the adjusting rod 2 is rotated, the adjusting rod 2 drives the adjusting rack 9 to move towards the axis direction of the shell 1 through the adjusting gear 3, so that the fixing rod 8, the sliding plate 5 and the probing feet 6 connected with the adjusting rod are driven to approach each other, meanwhile, the sliding plate 5 compresses the return spring 7, the probing feet 6 are inserted into the flange hole until each probing foot 6 is enough to be simultaneously placed into the flange hole, the adjusting rod 2 is loosened, the return spring 7 stretches and drives the connected sliding plate 5 to move away from the axis direction of the shell 1 until the probing feet 6 at the bottom of the sliding plate 5 contact the inner wall of the hole, at the moment, the probing feet 6 contacting the inner wall of the hole force stop moving, the acting force of the return spring 7 is exerted on the shell 1 through the slide rail 4, so that the shell 1 rotates by taking the probing feet 6 contacting the inner wall of the hole of the flange as the axis, the rest probing feet 6 are identical until the shell 1 keeps still, at least three probing feet 6 contact the inner wall of the hole, at the moment, the distance between the probe feet 6 which are in contact with the inner wall of the orifice and are oppositely arranged and the diameter of the probe feet 6 are the inner diameter of the orifice of the flange, the distance between the probe feet 6 which are in contact with the orifice and the shell 1 minus the distance between the axis of the probe feet 6 which are not in contact with the orifice and the shell 1 is the deviation of the caliber of the orifice of the flange, the shell 1 is rotated randomly after the inner diameter and the deviation of the orifice are obtained, the operation is performed again, the standard value is compared between the inner diameter and the deviation value of the flange after the operation for many times, if the inner diameter and the deviation value are in a reasonable range, the flange is a qualified product, otherwise, the flange is unqualified.
In the utility model, the probe feet 6 are firstly close to each other through the adjusting gear 3 until the probe feet 6 can be completely inserted into the flange hole, after the force on the adjusting gear 3 is cancelled, the reset spring 7 pushes the probe feet 6 to be away from each other through the sliding plate 5, after the probe feet 6 contact the inner wall of the flange hole, the distance between the probe feet 6 which contact the inner wall of the hole and are oppositely arranged and the diameter of the probe feet 6 are the inner diameter of the flange hole, the distance between the probe feet 6 which contact the hole and the shell 1 minus the distance between the axis of the probe feet 6 which do not contact the hole and the shell 1 is the deviation of the aperture of the flange hole, meanwhile, the adjusting rack 9 is matched with the adjusting gear 3 to realize the synchronization of the probe feet 6 at the bottom of each sliding plate 5, ensure that the distances of the probe feet 6 away from the axis of the shell 1 are the same, and simultaneously realize the multi-point measurement of the inner diameter of the flange hole through the simultaneous line contact of the probe feet 6 and the inner wall of the flange, the problem of general dipperstick can't laminate flange drill way inner wall, lead to measuring result to have the deviation and carry out multiple spot measurement inefficiency is solved.
A top cover 10 is installed at the top of the shell 1, scale marks 11 and a sliding groove 12 matched with the sliding rail 4 are formed in the surface of the top cover 10, a scale 13 for reading scales is fixedly connected to the top of the fixed rod 8, the outer side wall of the scale 13 is tangent to the outer wall of the fixed rod 8, and two ends of the scale 13 are located above the scale marks 11; the scale mark 11 is matched with the scale 13 to facilitate measurement and then obtain the numerical value of the inner diameter and the error.
The outer wall of the adjusting rod 2 is fixedly connected with a limiting disc 14 attached to the surface of the top cover 10, and the top of the adjusting rod is fixedly connected with an adjusting rotating handle 15; the adjusting rod 2 is convenient to rotate in the using process.
One side of the sliding plate 5 is fixedly connected with a limiting plate 16 which is connected with the sliding rail 4 in a sliding manner, the other side of the sliding plate 5 is fixedly connected with a bottom plate 17, the bottom plate 17 is connected with a sliding rod 18 in a sliding manner, and two ends of the sliding rod 18 are respectively connected with the shell 1 and the sliding rail 4 and penetrate through the reset spring 7; the limit plate 16 is matched with the slide rod 18 and the bottom plate 17 so as to improve the stability of the sliding plate 5 during moving.
The side wall of the shell 1 is fixedly connected with a handle 19, and the outer wall of the handle 19 is sleeved with a rubber sleeve 20; the grip 19 facilitates the user to hold the device in his hand and the rubber sleeve 20 improves the comfort of the hand.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a flange hole internal diameter measuring device, includes shell (1), its characterized in that: coaxial rotation is connected with regulation pole (2) in shell (1), adjust pole (2) lateral wall fixedly connected with adjusting gear (3), be provided with slide rail (4) of cross form in shell (1), equal sliding connection has slide (5) in every one end of slide rail (4), slide (5) bottom is all installed and is visited sufficient (6), equal fixedly connected with reset spring (7) between slide (5) and slide rail (4), slide (5) top fixedly connected with visit the same dead lever (8) of sufficient (6) diameter, dead lever (8) outer wall fixedly connected with regulation rack (9), regulation rack (9) all mesh is in adjusting gear (3) and high diverse.
2. A flange hole inner diameter measuring device according to claim 1, wherein: a top cover (10) is installed at the top of the shell (1), and scale marks (11) and sliding grooves (12) matched with the sliding rails (4) are formed in the surface of the top cover (10).
3. A flange hole inner diameter measuring device according to claim 2, characterized in that: dead lever (8) top fixedly connected with is used for reading scale (13), scale (13) lateral wall is tangent and both ends are located scale mark (11) top with dead lever (8) outer wall.
4. A flange hole inner diameter measuring device according to claim 2 or 3, wherein: the outer wall of the adjusting rod (2) is fixedly connected with a limiting disc (14) attached to the surface of the top cover (10), and the top of the adjusting rod is fixedly connected with an adjusting rotating handle (15).
5. A flange hole inner diameter measuring device according to claim 4, characterized in that: slide (5) wherein one side fixedly connected with and slide rail (4) sliding connection's limiting plate (16), slide (5) opposite side fixedly connected with bottom plate (17), bottom plate (17) sliding connection has slide bar (18), slide bar (18) both ends are connected with shell (1) and slide rail (4) respectively and pass reset spring (7).
6. A flange hole inner diameter measuring device according to claim 5, characterized in that: the side wall of the shell (1) is fixedly connected with a handle (19), and the outer wall of the handle (19) is sleeved with a rubber sleeve (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123160210.1U CN216558673U (en) | 2021-12-14 | 2021-12-14 | Flange bore inner diameter measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123160210.1U CN216558673U (en) | 2021-12-14 | 2021-12-14 | Flange bore inner diameter measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216558673U true CN216558673U (en) | 2022-05-17 |
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ID=81543412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123160210.1U Expired - Fee Related CN216558673U (en) | 2021-12-14 | 2021-12-14 | Flange bore inner diameter measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216558673U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116399208A (en) * | 2023-06-08 | 2023-07-07 | 常州市常武欣摄石化配件有限公司 | Center distance detection device for flange plate |
-
2021
- 2021-12-14 CN CN202123160210.1U patent/CN216558673U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116399208A (en) * | 2023-06-08 | 2023-07-07 | 常州市常武欣摄石化配件有限公司 | Center distance detection device for flange plate |
| CN116399208B (en) * | 2023-06-08 | 2023-08-22 | 常州市常武欣摄石化配件有限公司 | Center distance detection device for flange plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220517 |