CN209877849U - Flange aperture detection device - Google Patents

Flange aperture detection device Download PDF

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Publication number
CN209877849U
CN209877849U CN201920415536.8U CN201920415536U CN209877849U CN 209877849 U CN209877849 U CN 209877849U CN 201920415536 U CN201920415536 U CN 201920415536U CN 209877849 U CN209877849 U CN 209877849U
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CN
China
Prior art keywords
telescopic link
telescopic rod
connecting strip
detection device
fixedly connected
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Active
Application number
CN201920415536.8U
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Chinese (zh)
Inventor
张云飞
阚伟
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Nantong Longbo Measurement And Testing Co Ltd
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Nantong Longbo Measurement And Testing Co Ltd
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Priority to CN201920415536.8U priority Critical patent/CN209877849U/en
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Abstract

The utility model discloses a flange aperture detection device, which comprises a mounting bas, two pairs of pole covers of fixedly connected with on the circumference surface of mount pad, slidable mounting has left telescopic link, right telescopic link, preceding telescopic link and back telescopic link in the pole cover, be provided with rack and scale mark on left telescopic link, right telescopic link, preceding telescopic link and the back telescopic link, rotate on the mount pad and install the pivot, gear and lower gear in the fixedly connected with in the pivot, the upper end fixedly connected with control knob of pivot. The utility model relates to a simple structure, convenient to use detects fast, the high flange aperture detection device of precision.

Description

Flange aperture detection device
Technical Field
The utility model relates to a detection device technical field specifically is a flange aperture detection device.
Background
Accurate measurement of the bore diameter of the flange is required both during production and during use of the flange in order to control the factory quality of the flange and to ensure proper use of the flange. However, at present, the detection on the flange aperture is mostly measured by adopting a micrometer, the detection efficiency is very low, and a device which can be used for rapidly detecting and is specially used for detecting the flange aperture is lacked to improve the detection efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flange aperture detection device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a flange aperture detection device, includes the mount pad, two pairs of pole covers of fixedly connected with on the circumference surface of mount pad, slidable mounting has left telescopic link, right telescopic link, preceding telescopic link and back telescopic link in the pole cover, be provided with rack and scale mark on left telescopic link, right telescopic link, preceding telescopic link and the back telescopic link, rotate on the mount pad and install the pivot, gear and lower gear on the fixedly connected with in the pivot, go up the gear and mesh mutually with the rack on left telescopic link and the right telescopic link simultaneously, the gear meshes mutually with the rack on preceding telescopic link and the back telescopic link simultaneously down, the upper end fixedly connected with control knob of pivot.
Preferably, be provided with the spout in the rod cover, left side telescopic link, right telescopic link, preceding telescopic link and back telescopic link include the kicking block, connecting strip and lower connecting strip on the fixedly connected with on the kicking block, go up the connecting strip and install in the spout with lower connecting strip slip setting.
Preferably, the rack is arranged on the upper connecting strip, the scale marks are arranged on the lower connecting strip, and the limiting blocks are fixedly connected to the ends, close to the ejector blocks, of the upper connecting strip and the lower connecting strip.
Preferably, the top block is of a circular arc plate-shaped structure.
Preferably, the rotating shaft is rotatably mounted on the mounting seat through a bearing.
Preferably, the circumferential outer surface of the control knob is provided with anti-skid lines.
Compared with the prior art, the beneficial effects of the utility model are that: in the utility model, the device is placed in the inner hole of the flange, the control knob is rotated until the left telescopic rod, the right telescopic rod, the front telescopic rod and the rear telescopic rod extend to the top of the inner hole of the flange, and then the numerical value of the scale mark is read, and the numerical value is the aperture of the inner hole of the flange; if the outer diameter of the flange needs to be measured, the thickness of the hole wall is doubled, and the flange is fast and convenient to operate. The stopper can prevent that the telescopic link from contracting excessively back rod cover and kicking block and bumping, ensures the precision of kicking block. The top block is of a circular arc-shaped plate-shaped structure, can be better attached to the side wall of the inner hole of the flange, and improves detection precision. The pivot passes through the bearing and rotates to be installed at the mount pad, and the bearing can improve the rotation smoothness degree of pivot. The anti-slip lines facilitate accurate operation of the control knob by a human hand. The utility model relates to a simple structure, convenient to use detects fast, the high flange aperture detection device of precision.
Drawings
FIG. 1 is a schematic structural diagram of a flange aperture detection device;
FIG. 2 is a cross-sectional view taken at A in FIG. 1;
fig. 3 is a schematic structural view of a left telescopic rod in the flange aperture detection device.
In the figure: 1-mounting seat, 2-rod sleeve, 3-sliding chute, 4-left telescopic rod, 5-right telescopic rod, 6-front telescopic rod, 7-rear telescopic rod, 8-bearing, 9-rotating shaft, 10-upper gear, 11-lower gear, 12-top block, 13-lower connecting strip, 14-upper connecting strip, 15-rack, 16-limiting block, 17-anti-skid pattern, 18-control knob and 19-scale mark.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a flange aperture detection device, includes mount pad 1, two pairs of pole covers of fixedly connected with 2 on the circumference surface of mount pad 1, slidable mounting has left telescopic link 4, right telescopic link 5, preceding telescopic link 6 and back telescopic link 7 in the pole cover 2, be provided with rack 15 and scale mark 19 on left telescopic link 4, right telescopic link 5, preceding telescopic link 6 and the back telescopic link 7, rotate on the mount pad 1 and install pivot 9, fixedly connected with goes up gear 10 and lower gear 11 in the pivot 9, it meshes with rack 15 on left telescopic link 4 and the right telescopic link 5 simultaneously to go up gear 10, gear 11 meshes with rack 15 on preceding telescopic link 6 and the back telescopic link 7 simultaneously down, the upper end fixedly connected with control knob 18 of pivot 9.
In the using process, the device is placed in an inner hole of a flange, the control knob 18 is rotated until the left telescopic rod 4, the right telescopic rod 5, the front telescopic rod 6 and the rear telescopic rod 7 extend to enable the inner hole of the flange to be solid, and then the numerical value of the scale mark 19 is read, wherein the numerical value is the aperture of the inner hole of the flange; if the outer diameter of the flange needs to be measured, the thickness of the hole wall is doubled.
Preferably, be provided with spout 3 in the pole cover 2, left side telescopic link 4, right telescopic link 5, preceding telescopic link 6 and back telescopic link 7 include kicking block 12, connecting strip 14 and lower connecting strip 13 on the fixedly connected with on the kicking block 12, it installs in spout 3 with lower connecting strip 13 slip setting to go up connecting strip 14.
A gap is arranged between the upper connecting strip 14 and the lower connecting strip 13 and used for avoiding the rotating shaft 9 so that the telescopic rod can be extended and retracted normally.
Preferably, the rack 15 is arranged on the upper connecting strip 14, the scale mark 19 is arranged on the lower connecting strip 13, and a limit block 16 is fixedly connected to one ends of the upper connecting strip 14 and the lower connecting strip 13 close to the top block 12.
The limiting block 16 can prevent the telescopic rod from being excessively contracted and then the rod sleeve 2 from colliding with the top block 12, and the precision of the top block 12 is ensured.
Preferably, the top block 12 has a circular arc plate-shaped structure.
The top block 12 is of a circular arc-shaped plate-shaped structure, can be better attached to the side wall of the inner hole of the flange, and improves detection precision.
Preferably, the rotating shaft 9 is rotatably mounted on the mounting base 1 through a bearing 8.
The rotating shaft 9 is rotatably installed on the installation seat 1 through a bearing 8, and the bearing 8 can improve the rotating fluency of the rotating shaft 9.
Preferably, the control knob 18 is provided with anti-slip threads 17 on the circumferential outer surface.
The anti-slip lines 17 facilitate accurate operation of the control knob by a human hand.
The utility model discloses a theory of operation is: the utility model relates to a flange aperture detection device, in the use, place the device in the hole of flange, rotate control knob 18 until left telescopic link 4, right telescopic link 5, preceding telescopic link 6 and back telescopic link 7 extend to push up the flange hole real, then read the numerical value of scale mark 19, this numerical value is the aperture of flange hole; if the outer diameter of the flange needs to be measured, the thickness of the hole wall is doubled. A gap is arranged between the upper connecting strip 14 and the lower connecting strip 13 and used for avoiding the rotating shaft 9 so that the telescopic rod can be extended and retracted normally. The limiting block 16 can prevent the telescopic rod from being excessively contracted and then the rod sleeve 2 from colliding with the top block 12, and the precision of the top block 12 is ensured. The top block 12 is of a circular arc-shaped plate-shaped structure, can be better attached to the side wall of the inner hole of the flange, and improves detection precision. The rotating shaft 9 is rotatably installed on the installation seat 1 through a bearing 8, and the bearing 8 can improve the rotating fluency of the rotating shaft 9. The anti-slip lines 17 facilitate accurate operation of the control knob by a human hand.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a flange aperture detection device, includes mount pad (1), its characterized in that: two pairs of rod sleeves (2) are fixedly connected on the circumferential outer surface of the mounting seat (1), a left telescopic rod (4), a right telescopic rod (5), a front telescopic rod (6) and a rear telescopic rod (7) are slidably arranged in the rod sleeve (2), the left telescopic rod (4), the right telescopic rod (5), the front telescopic rod (6) and the rear telescopic rod (7) are provided with racks (15) and scale marks (19), the mounting seat (1) is rotatably provided with a rotating shaft (9), an upper gear (10) and a lower gear (11) are fixedly connected on the rotating shaft (9), the upper gear (10) is simultaneously meshed with the racks (15) on the left telescopic rod (4) and the right telescopic rod (5), the lower gear (11) is simultaneously meshed with the racks (15) on the front telescopic rod (6) and the rear telescopic rod (7), and the upper end of the rotating shaft (9) is fixedly connected with a control knob (18).
2. The flange aperture detection device of claim 1, wherein: be provided with spout (3) in rod cover (2), left side telescopic link (4), right telescopic link (5), preceding telescopic link (6) and back telescopic link (7) include kicking block (12), connecting strip (14) and lower connecting strip (13) on fixedly connected with on kicking block (12), it installs in spout (3) to go up connecting strip (14) and lower connecting strip (13) slip setting.
3. The flange aperture detection device of claim 2, wherein: the rack (15) is arranged on the upper connecting strip (14), the scale marks (19) are arranged on the lower connecting strip (13), and the upper connecting strip (14) and the lower connecting strip (13) are close to one end of the ejector block (12) and fixedly connected with a limiting block (16).
4. The flange aperture detection device of claim 2, wherein: the top block (12) is of an arc-shaped plate-shaped structure.
5. The flange aperture detection device of claim 1, wherein: the rotating shaft (9) is rotatably arranged on the mounting seat (1) through a bearing (8).
6. The flange aperture detection device of claim 1, wherein: the circumferential outer surface of the control knob (18) is provided with anti-skid grains (17).
CN201920415536.8U 2019-03-28 2019-03-28 Flange aperture detection device Active CN209877849U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920415536.8U CN209877849U (en) 2019-03-28 2019-03-28 Flange aperture detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920415536.8U CN209877849U (en) 2019-03-28 2019-03-28 Flange aperture detection device

Publications (1)

Publication Number Publication Date
CN209877849U true CN209877849U (en) 2019-12-31

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920415536.8U Active CN209877849U (en) 2019-03-28 2019-03-28 Flange aperture detection device

Country Status (1)

Country Link
CN (1) CN209877849U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111059991A (en) * 2020-01-13 2020-04-24 海洋石油工程股份有限公司 Whole-process detection recorder for ovality of steel pipe in marine petroleum engineering structure
CN113551581A (en) * 2021-07-16 2021-10-26 钱源 Direct-reading type electric power large-caliber pipeline inner diameter measuring device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111059991A (en) * 2020-01-13 2020-04-24 海洋石油工程股份有限公司 Whole-process detection recorder for ovality of steel pipe in marine petroleum engineering structure
CN111059991B (en) * 2020-01-13 2021-11-02 海洋石油工程股份有限公司 Whole-process detection recorder for ovality of steel pipe in marine petroleum engineering structure
CN113551581A (en) * 2021-07-16 2021-10-26 钱源 Direct-reading type electric power large-caliber pipeline inner diameter measuring device

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