CN208805138U - A kind of device measuring tube wall thickness - Google Patents

A kind of device measuring tube wall thickness Download PDF

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Publication number
CN208805138U
CN208805138U CN201821504850.5U CN201821504850U CN208805138U CN 208805138 U CN208805138 U CN 208805138U CN 201821504850 U CN201821504850 U CN 201821504850U CN 208805138 U CN208805138 U CN 208805138U
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CN
China
Prior art keywords
measuring
main body
slide rule
wall thickness
tube wall
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.)
Expired - Fee Related
Application number
CN201821504850.5U
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Chinese (zh)
Inventor
华后攀
肖云涌
肖萍
张斌
干求学
刘训忠
陈锐
万正华
阳兵
朱江华
周静
骆宇
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Zhongnan Institute Of Safety And Environmental Technology Ltd By Share Ltd
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Zhongnan Institute Of Safety And Environmental Technology Ltd By Share Ltd
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Priority to CN201821504850.5U priority Critical patent/CN208805138U/en
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Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a kind of device for measuring tube wall thickness, and the main part of a spiral measuring mechanism and gage button are located at the internal measure-hand of the slide rule main body and the sliding block or are located on the exterior measuring measuring jaw of the slide rule main body and the sliding block;Spiral micrometer mechanism can be used and directly measure tube wall thickness, tube wall thickness can also be measured by the structure of similar vernier caliper indirectly.Indirectly when measurement, determine that big number is integer by adjusting vernier caliper and slide rule main body, and decimal is measured by spiral micrometer mechanism, it is exactly the numerical value measured size that the two, which is added or subtracts each other, can carry out high-precision measurement.Simultaneously by configuring hose lamp, convenient for measuring tubing thickness under dark surrounds and facilitating reading.In addition, storage easy to carry by using foldable setting.

Description

A kind of device measuring tube wall thickness
Technical field
The utility model relates to measure appliance technology, especially a kind of device for measuring tube wall thickness.
Background technique
An important parameter of the tube wall thickness as tubing, is required to be detected in the production and use process, existing It is generally directly detected using micrometer in technology, however can not directly detect the wall thickness of tubing in some cases, or The result inaccuracy directly detected.
Prior art CN201510533828.8 discloses a kind of vernier caliper micrometer measurement in a closed series utensil, in original trip Micrometer is added on the basis of mark slide calliper rule, by adjusting the big number, that is, integer of vernier caliper main scale when measurement, and passes through micrometer Decimal is measured, the two sum is exactly the numerical value measured size.By lengthening two measuring claw of vernier caliper, vernier calliper is adjusted Ruler main scale size all can measure any size shaft size, that is, outside dimension.The measuring appliance draws both vernier caliper, micrometer Advantage, measurement range is wide, and measurement accuracy is high, up to 0.01, and convenient, fast.However the measuring appliance is unable to measure tubing Internal diameter and outer diameter, thus indirect wall-thickness measurement.
Prior art CN201520783351.4 discloses a kind of vernier caliper micrometer combined measuring tool.Including main scale and peace The vernier on main scale;Main scale end is fixed with fixed measuring jaw, and traverse measurement pawl is fixed on vernier;It is set between vernier and main scale There is clamp device;The symmetrical derivator I and derivator II that can be slided along main scale is fitted on main scale;Differential dress Setting I includes being mounted on vernier I on main scale;It is equipped with clamp device between vernier I and main scale, is fixed with fixes sleeve on vernier I; Micrometric screw, microdrum and ratchet are installed in fixes sleeve;Locking device is additionally provided on vernier I;Derivator I and differential The measurement end of micrometric screw is opposite in device II or phase is from arrangement.The utility model is raised by two derivators in main scale It is whole, measure outer diameter, internal diameter;The function of having vernier caliper and miking.However the vernier caliper of the combined measuring tool and Micrometer structure is mutually indepedent, it has not been convenient to be adjusted flexibly.
Prior art CN201720540489.0 discloses a kind of paper wrapper expanded view measurement module ruler, including Pattern plate ruler sheet Body, the Pattern plate ruler ontology include vernier caliper, bevel protractor and micrometer, and the vernier caliper is equipped with base ruler, the base ruler Side bottom end is equipped with exterior measuring measuring jaw, and base ruler side top is equipped with internal measure-hand, and base ruler surface slidably connects vernier, Vernier back side bottom end is equipped with fixed block, and the bevel protractor is located at the side of the vernier, and the bevel protractor is equipped with angle Disk, the utility model have vernier caliper, bevel protractor and micrometer, so that Pattern plate ruler is provided simultaneously with measurement length, thickness and angle Function is spent, the service efficiency of Pattern plate ruler is improved;Magnifying glass is set on angle scale on bevel protractor, convenient for reading;Micrometer with Vernier caliper is detachably connected, easy to replace, maintain;Micrometer is slidably connected with the base ruler on vernier caliper, so that micrometer It can according to need adjustment position in measurement process, it is more convenient to operate.The measurement module ruler be only by vernier caliper and Micrometer carries out simple combination, and the design of its structure is inconvenient to carry out the direct measurement of tubing thickness.
In addition, device for measuring wall thickness of pipe in the prior art is there is also not readily portable, using not under dark surrounds Just the problems such as.
Summary of the invention
The purpose of this utility model is in view of the problems of the existing technology, to provide a kind of device for measuring tube wall thickness.
In order to achieve the above purposes, the technical solution adopted by the utility model is:
A kind of device measuring tube wall thickness, including fixing end and sliding end, wherein the fixing end is " T " shaped slide rule Main body, the sliding end are the sliding block slided along slide rule main body;One end of the slide rule main body is provided with an internal measure-hand and one Exterior measuring measuring jaw is correspondingly equipped with an internal measure-hand and an exterior measuring measuring jaw on the sliding block;The main part of one spiral measuring mechanism The internal measure-hand of the slide rule main body and the sliding block is located at gage button or is located at the slide rule main body and the cunning On the exterior measuring measuring jaw of block;The slide rule main body is equipped with main scale, and the sliding block is equipped with the vernier being used cooperatively with the main scale Ruler, the vernier scale are equipped with fastening screw.
Preferably, castor is disposed in the bottom of vernier scale.
Preferably, hose lamp and switch are set in the left end of slide rule main body.
Preferably, the inner wall of two exterior measuring measuring jaws can be provided with cushion block.
Preferably, it is provided with the depthometer connecting with sliding block, it is convenient to wait measurement tubing depth if necessary.
Preferably, it being additionally provided with the first rotation axis in the slide rule main body of measuring device, the back side of slide rule main body is fixed with magnetic patch, The surface of magnetic patch is groove-like, and there are two magnetic patch settings, and the central axes about the first rotation axis are symmetrical, in slide rule main body Magnetic patch, which can attract each other, when folding along the first rotation axis guarantees that the slide rule main body folded up will not unclamp, and conveniently takes Band, storage.
Preferably, corresponding with the first rotation axis the second rotation axis is set in depthometer corresponding position, the second rotation axis with First rotation shaft position is corresponding, in order to which slide rule main body is folded.
The micrometric screw of the spiral micrometer mechanism and the diameter of the gage button 6 are 1-10mm, it is preferred that setting micrometer spiral shell The diameter of bar and the gage button 6 is 3mm;When the spiral micrometer mechanism zero point, protruding into for micrometric screw and the gage button 6 is described The length of internal measure-hand or exterior measuring measuring jaw is 10-30mm, it is preferred that is 20mm;Micrometric screw and the gage button 6 are set described in The distance of internal measure-hand 3 is 30-100mm, preferably 60mm.
Compared with prior art, the utility model has the beneficial effects that
(1) the directly measurement and measurement indirectly for realizing tubing thickness, are surveyed suitable for the tubing thickness under various different situations Amount;
(2) hose lamp is configured, convenient for measuring tubing thickness under dark surrounds, while facilitating reading;
(3) big number integer is determined by adjusting vernier caliper and slide rule main body when measuring, and passes through spiral micrometer mechanism Decimal is measured, it is exactly the numerical value measured size that the two, which is added or subtracts each other,.
(4) easy to carry using foldable setting, storage.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of the utility model;
Fig. 2 is the structural schematic diagram of one embodiment of the utility model;
In figure: 1, slide rule main body;2, sliding block;3, internal measure-hand;4, exterior measuring measuring jaw;5, main part;6, gage button;7, main scale; 8, vernier scale;9, fastening screw;10, castor;11, hose lamp;12, it switchs;13, cushion block;14, depthometer;15, magnetic patch;16, First rotation axis.
Specific embodiment
Below in conjunction with the attached drawing in the utility model, the technical solution of the utility model is clearly and completely retouched It states, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on this Embodiment in utility model, those of ordinary skill in the art under the conditions of not making creative work it is obtained it is all its Its embodiment, fall within the protection scope of the utility model.
Embodiment 1
Referring to Fig. 1, the utility model provides a kind of technical solution: a kind of device measuring tube wall thickness, including fixation End and sliding end, wherein the fixing end is " T " shaped slide rule main body 1, the sliding end is the sliding block slided along slide rule main body 2;One end of the slide rule main body 1 is provided with an internal measure-hand 3 and an exterior measuring measuring jaw 4, is correspondingly equipped with one on the sliding block 2 Internal measure-hand 3 and an exterior measuring measuring jaw 4;The main part 5 and gage button 6 of one spiral measuring mechanism are located at 1 He of slide rule main body On the internal measure-hand 3 of the sliding block 2;The slide rule main body 1 is equipped with main scale 7, and the sliding block 2 is equipped with matches with the main scale 7 The vernier scale 8 used is closed, the vernier scale 8 is equipped with fastening screw 9.
Working principle:
Two ways measurement tube wall thickness can be used: (1) direct by the spiral measuring mechanism being set on internal measure-hand 3 Measurement, working principle are consistent with micrometer.Using time shift movable slider 2 to specified distance, fastening screw 9 is screwed by sliding block 2 It is fixed with slide rule main body, the main part 5 and survey of two internal measure-hands 3 and the spiral measuring mechanism being respectively arranged on two internal measure-hands 3 Anvil 6 constitutes micrometer structure.(2) internal diameter and outer diameter of tubing, meter are measured respectively using internal measure-hand 3 and exterior measuring measuring jaw 4 Tube wall thickness is calculated, working principle is consistent with vernier caliper.It slide rule main body 1 and sliding block 2 and is provided thereon inside and outside when use The structures such as measuring claw and vernier scale constitute vernier caliper.
When measuring the internal diameter and outer diameter of tubing respectively using internal measure-hand 3 and exterior measuring measuring jaw 4, spiral micrometer can use Mechanism improves measurement accuracy.
Specifically, when surveying pipe internal diameter, internal measure-hand 3 is protruded into inside tubing and sliding slider 2 makes two measuring claws 3 Close to pipe material inner wall and the reading of the main scale 7 and vernier scale 8 is integer a, fixed fastening screw 9;Then spiral is adjusted to survey Micro mechanism main part 5 writes down the reading b of spiral micrometer mechanism so that the micrometric screw of main part 5 is contacted with the gage button 6;So Fastening screw 9 is unclamped afterwards, and sliding slider 2 makes internal measure-hand 3 against pipe material inner wall, at this time the distance between two internal measure-hands 3 That is pipe internal diameter, fixed fastening screw 9, adjusts the micrometric screw, so that micrometric screw is contacted with gage button, writes down spiral micrometer The reading c of mechanism, then pipe internal diameter r=a+ (b-c).
Similarly, when surveying tube outer diameter, tubing is put between two exterior measuring measuring jaws 4 and sliding slider 2 makes two external pelivimetries Pawl 4 is close to outer pipe wall and the reading of the main scale 7 and vernier scale 8 is integer A, fixed fastening screw 9;Then spiral is adjusted Micrometer mechanism main part 5 writes down the reading B of spiral micrometer mechanism so that the micrometric screw of main part 5 is contacted with the gage button 6; Then unclamp fastening screw 9, sliding slider 2 makes exterior measuring measuring jaw 4 against outer pipe wall, at this time between two internal measure-hands 3 away from From i.e. tube outer diameter, fixed fastening screw 9 adjusts the micrometric screw, so that micrometric screw is contacted with gage button, writes down spiral survey The reading C of micro mechanism, then tube outer diameter R=A+ (C-B).
Tubing thickness, tubing thickness D=(R-r)/2 are calculated according to the pipe internal diameter of measurement and tube outer diameter.
Certainly, in the case where not high to measurement accuracy, can also directly by inside and outside measuring claw measure tubing it is interior, Outer diameter, to calculate tubing thickness.
It in this embodiment, can be to be flexibly connected, in order to reduce vernier scale 8 and slide between vernier scale 8 and slide rule main body 1 Mechanical wear between ruler main body 1 keeps measurement more accurate, can also dispose castor 10 in the bottom of vernier scale 8.
In this embodiment, hose lamp 11 and switch 12 can be set in the left end of slide rule main body 1, it can be bad in light When can be illuminated, be convenient for measuring and read, can also be illuminated when measuring pipe internal diameter.
In this embodiment, the inner wall of two exterior measuring measuring jaws 8 can be provided with cushion block 13.
In this embodiment, the settable depthometer 14 being connect with sliding block 2, it is convenient to wait measurement tubing depth if necessary Degree.
In this embodiment, for more convenient accurate measurement tube wall thickness, the micrometer of the spiral micrometer mechanism is set The diameter of screw rod and the gage button 6 is 1-10mm, it is preferred that the diameter of setting micrometric screw and the gage button 6 is 3mm;It is described When spiral micrometer mechanism zero point, the protrude into internal measure-hand or the length of exterior measuring measuring jaw of micrometric screw and the gage button 6 are 10- 30mm, it is preferred that be 20mm;The distance that micrometric screw and the gage button 6 is arranged to the internal measure-hand 3 is 30-100mm, excellent It is selected as 60mm.
Embodiment 2
Referring to Fig. 2, unlike the first embodiment, the first rotation axis 16 is additionally provided in the slide rule main body 1 of measuring device, The back side of slide rule main body 1 is fixed with magnetic patch 15, and the surface of magnetic patch 15 is groove-like, and there are two the settings of magnetic patch 15, and about The central axes of first rotation axis 16 are symmetrical, and the guarantee that can attract each other of magnetic patch 15 is folded up when slide rule main body 1 folds Slide rule main body 1 will not unclamp, it is convenient for collecting.
In this embodiment, measuring device can be not provided with depthometer 14;It can also be arranged and the in 14 corresponding position of depthometer Corresponding second rotation axis of one rotation axis, in order to which slide rule main body 1 is folded.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in Other related technical areas are also included in the patent protection scope of the utility model.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (8)

1. a kind of device for measuring tube wall thickness, which is characterized in that including fixing end and sliding end, wherein the fixing end is " T " shaped slide rule main body, the sliding end are the sliding block slided along slide rule main body;One end of the slide rule main body is provided in one Measuring claw and an exterior measuring measuring jaw are correspondingly equipped with an internal measure-hand and an exterior measuring measuring jaw on the sliding block;One spiral measuring machine The main part and gage button of structure are located at the internal measure-hand of the slide rule main body and the sliding block or are located at the slide rule master On the exterior measuring measuring jaw of body and the sliding block;The slide rule main body is equipped with main scale, and the sliding block is equipped with to be cooperated with the main scale The vernier scale used.
2. the device of measurement tube wall thickness according to claim 1, which is characterized in that the vernier scale is equipped with fastening spiral shell Silk.
3. the device of measurement tube wall thickness according to claim 1, which is characterized in that in the bottom placement activity of vernier scale Wheel.
4. the device of measurement tube wall thickness according to claim 1, which is characterized in that in the left end of slide rule main body, setting is soft Spot and switch.
5. the device of measurement tube wall thickness according to claim 1, which is characterized in that be arranged in the inner wall of two exterior measuring measuring jaws There is cushion block.
6. the device of measurement tube wall thickness according to claim 1, which is characterized in that be provided with the depth connecting with sliding block Ruler, it is convenient to wait measurement tubing depth if necessary.
7. the device of measurement tube wall thickness according to claim 1, which is characterized in that in the slide rule main body of measuring device also Equipped with the first rotation axis, the back side of slide rule main body is fixed with magnetic patch, and the surface of magnetic patch is groove-like, and there are two magnetic patch settings, And the central axes about the first rotation axis are symmetrical.
8. the device of measurement tube wall thickness according to claim 1, which is characterized in that further include the depth being connect with sliding block Ruler.
CN201821504850.5U 2018-09-14 2018-09-14 A kind of device measuring tube wall thickness Expired - Fee Related CN208805138U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821504850.5U CN208805138U (en) 2018-09-14 2018-09-14 A kind of device measuring tube wall thickness

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821504850.5U CN208805138U (en) 2018-09-14 2018-09-14 A kind of device measuring tube wall thickness

Publications (1)

Publication Number Publication Date
CN208805138U true CN208805138U (en) 2019-04-30

Family

ID=66238124

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821504850.5U Expired - Fee Related CN208805138U (en) 2018-09-14 2018-09-14 A kind of device measuring tube wall thickness

Country Status (1)

Country Link
CN (1) CN208805138U (en)

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190430

CF01 Termination of patent right due to non-payment of annual fee