CN207456350U - A kind of heavy caliber tube body bellmouth inside-diameter measuring tool - Google Patents
A kind of heavy caliber tube body bellmouth inside-diameter measuring tool Download PDFInfo
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- CN207456350U CN207456350U CN201721644097.5U CN201721644097U CN207456350U CN 207456350 U CN207456350 U CN 207456350U CN 201721644097 U CN201721644097 U CN 201721644097U CN 207456350 U CN207456350 U CN 207456350U
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- tube body
- connecting rod
- heavy caliber
- measuring tool
- diameter measuring
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Abstract
The utility model provides a kind of heavy caliber tube body bellmouth inside-diameter measuring tool, it is related to tube body field of measuring technique, the depth gage contacted with inboard wall of tube body, the connecting rod for the lower end for being sheathed on depth gage are used for including upper end and is connected with connecting rod lower end and the measurement head in connecting rod is fixed on for edge parallel to the direction of connecting rod axis and connecting rod generation relative displacement and in designated position, and measurement head is additionally operable to contact with inboard wall of tube body.Heavy caliber tube body bellmouth inside-diameter measuring tool provided by the utility model, employ the form of the connecting rod of medium-sized depth gage combination measurement head and adjustable survey tool entire length, whole device, which can be directly placed into tube body, carries out accurately measuring for internal diameter in bellmouth, the high certainty of measurement of the instrument, easy to operate, measuring speed be fast and instrument it is simple and light, low manufacture cost has good practicability, has good using effect and extensive promotional value.
Description
Technical field
The utility model belongs to tube body field of measuring technique, more specifically, is related in a kind of heavy caliber tube body bellmouth
Footpath survey tool.
Background technology
Ductile iron pipe is one kind of cast iron pipe, since the quality requirement to ductile iron pipe is higher, so tube body has
Good mechanical performance has essence, the performance of steel of iron.Ductile iron pipe after annealing, metallographic structure add for ferrite
A small amount of pearlite, satisfactory mechanical property, antiseptic property is excellent, ductility is good, and sealing effect is good, and simple to install is mainly used for
Municipal administration, industrial and mining enterprises' feedwater, gas transmission, oil transportation etc..
Cast tube shaping after, terminate by anneal and cool down, then to finishing X -ray inspection X cast tube sockets size whether
Qualification if it find that size is abnormal, notifies centrifuge adjustment, avoids the occurrence of a large amount of substandard products in time.Existing measurement is held
The method of mouth internal diameter size is measured with box ruler, but this measuring method often leads to precision deficiency, and data are inaccurate, appearance
Easily cause deviation；If measured using inside micrometer, although the precision of measurement is relatively accurate, measuring speed is very slow,
The rhythm of production is not caught up with much, seriously constrains production efficiency.
Utility model content
The purpose of this utility model is to provide a kind of heavy caliber tube body bellmouth inside-diameter measuring tool, to solve the prior art
Present in the technical issues of heavy caliber internal diameter of tube body measurement accuracy is low, difficulty is big and measurement efficiency is low.
To achieve the above object, the technical solution adopted in the utility model is：A kind of heavy caliber tube body bellmouth internal diameter is provided
Survey tool, including upper end be used for contacted with inboard wall of tube body depth gage, be sheathed on depth gage lower end connecting rod with
And for contacted with inboard wall of tube body and lower end connection and for phase to occur along direction and the connecting rod parallel to connecting rod axis
The measurement head being fixed on to displacement and in designated position in connecting rod, measurement head are additionally operable to contact with inboard wall of tube body.
As further optimization, depth gage includes the pedestal being connected with the upper end of connecting rod and is arranged in pedestal
Side and the gage being slidably connected with pedestal along direction of the edge parallel to connecting rod axis.
As further optimization, connecting rod includes the fixed seat being slidably connected with pedestal, is arranged under fixed seat
The body of rod and be arranged in fixed seat and be used to hold out against with what is held out against on the outside of pedestal that end and lower end are threadedly coupled with measurement head
Screw, the body of rod are hollow member.
As further optimization, further include arranged on body of rod lower end and for preventing what the lower end of gage from contacting with measurement head
Elastomer block.
As further optimization, elastomer block is cork component.
As further optimization, measurement head includes the connecting tube being threadedly coupled with connecting rod and is arranged to be connected
Top below pipe and for being contacted with inboard wall of tube body, top are coaxially disposed with connecting tube.
As further optimization, connecting tube includes the nut being threadedly coupled with connecting rod and is fixedly installed on spiral shell
Female lower section and it is sheathed on the casing seat of connecting rod lower end outside.
As further optimization, come directly towards as cylinder, and the outer diameter come directly towards is less than the outer diameter of casing seat.
As further optimization, connecting rod is equipped with scale.
The advantageous effect of heavy caliber tube body bellmouth inside-diameter measuring tool provided by the utility model is：The utility model carries
The heavy caliber tube body bellmouth inside-diameter measuring tool of confession employs medium-sized depth gage combination measurement head and adjustable measurement
The form of the connecting rod of instrument entire length, whole device can be directly placed into the accurate survey for carrying out internal diameter in tube body in bellmouth
Amount, the high certainty of measurement of the instrument, easy to operate, measuring speed be fast and instrument it is simple and light, low manufacture cost has
Good practicability has good using effect and extensive promotional value.
Description of the drawings
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing is briefly described needed in description, it should be apparent that, the accompanying drawings in the following description is only that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of use state knot for heavy caliber tube body bellmouth inside-diameter measuring tool that the utility model embodiment provides
Structure schematic diagram；
Fig. 2 is a kind of structural representation for heavy caliber tube body bellmouth inside-diameter measuring tool that the utility model embodiment provides
Figure；
Wherein, each reference numeral in figure：
100- depth gages；110- pedestals；120- gages；200- connecting rods；210- fixed seats；The 220- bodies of rod；230- bullets
Property block；300- measurement heads；310- connecting tubes；311- nuts；312- casing seats；320- comes directly towards.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and advantageous effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, are further elaborated the utility model.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", " on ", " under ", "front", "rear", "left", "right", " vertical ",
The orientation or position relationship of the instructions such as " level ", " top ", " bottom " " interior ", " outer " are to be closed based on orientation shown in the drawings or position
System is for only for ease of description the utility model and simplifies description rather than instruction or imply that signified device or element are necessary
With specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the utility model, " multiple " are meant that two or two
More than, unless otherwise specifically defined.
Also referring to Fig. 1 and Fig. 2, now heavy caliber tube body bellmouth inside-diameter measuring tool provided by the utility model is carried out
Explanation.Heavy caliber tube body bellmouth inside-diameter measuring tool is used for the depth gage 100 contacted with 400 inner wall of tube body, set including upper end
Arranged on the lower end of depth gage 100 connecting rod 200 and for contacted with 400 inner wall of tube body and 200 lower end connection and use
Relative displacement occurs with connecting rod 200 parallel to the direction of 200 axis of connecting rod in edge and is fixed on connecting rod in designated position
Measurement head 300 on 200, measurement head 300 are additionally operable to contact with 400 inner wall of tube body.Due to the general phase of the internal diameter of heavy caliber tube body
To larger, so only with 100 curtailment of depth gage to measure internal diameter size, and 100 general measure of depth gage is
Hole depth is not suitable for directly measuring bigbore 400 internal diameter of tube body.Measurement can be effectively increased by being equipped in 100 lower end of depth gage
The connecting rod 200 of tool length size, 300 energy of measurement head for being used to contact with inboard wall of tube body in combination with 200 lower end of connecting rod
The internal diameter of enough convenient measurement tube bodies 400.Measurement head 300 and depth gage 100 are located at the both ends of connecting rod 200, both ends respectively
It is respectively used to contact the purpose for realizing measurement 400 internal diameter of tube body with 400 inner wall of tube body.Between measurement head 300 and connecting rod 200
It can slide, and the relative position of the two can be locked along the direction of the axis of connecting rod 200, spiral shell may be employed in the two
The form of line connection can also use edge to be slidably connected parallel to 200 central axis direction of connecting rod with reference to the form of lock-screw, when
When measurement head 300 is worn with the position that tube body 400 contacts, the adjustment of length is carried out by above-mentioned type of attachment, makes measurement
First 300 move down, and realize the negative function that size is reduced to 300 abrading section of measurement head.
Specifically used process：
1), the lower end of depth gage 100 and connecting rod 200 are locked into row position, while by connecting rod 200 and measurement head
300 position is fixed；
2) the top of the fixed part for the depth gage 100 being connected with connecting rod 200, is measured to measurement head 300 most
The distance of lower end, the numerical value are basic size；
3), the survey tool is put into tube body 400,300 lower end of measurement head is made to be contacted with 400 inner wall of tube body, Ran Houla
Go out the moveable part of 100 upper end of depth gage until the inner wall of contact tube body 400, makes measurement head 300 and depth gage as far as possible
100 moveable part is located on the internal diameter of tube body 400, reads the reading that depth gage 100 is shown；
4), the reading that depth gage 100 is shown is added with basic size, you can draw the inner diameter values of tube body 400.
The advantageous effect of heavy caliber tube body bellmouth inside-diameter measuring tool provided by the utility model is：The utility model carries
The heavy caliber tube body bellmouth inside-diameter measuring tool of confession employs medium-sized depth gage combination measurement head and adjustable measurement
The form of the connecting rod of instrument entire length, whole device can be directly placed into the accurate survey for carrying out internal diameter in tube body in bellmouth
Amount, the high certainty of measurement of the instrument, easy to operate, measuring speed be fast and instrument it is simple and light, low manufacture cost has
Good practicability has good using effect and extensive promotional value.
As further optimization, referring to Fig. 2, being measured as heavy caliber tube body bellmouth internal diameter provided by the utility model
A kind of specific embodiment of instrument, depth gage 100 include the pedestal 110 being connected with the upper end of connecting rod 200 and set
In 110 inside of pedestal and the gage 120 being slidably connected with pedestal 110 along direction of the edge parallel to 200 axis of connecting rod.Depth
Both slide calliper rule 100 are the daily used survey tool for meeting national standard, and pedestal 110 and gage 120 are slidably connected, pass through
Relative position change and read the depth value measured of depth gage 100, have the function of that size is shown.In tube body 400
In the measurement in footpath, the inner diameter values which measures include the basic size of 110 top edge of pedestal to 300 lower end of measurement head,
This component values carry out 400 internal diameter of tube body measurement before measured in advance it is good, carry out 400 internal diameter of tube body measure when, it is necessary to
Gage 120 is pulled out until 100 corresponding reading of depth gage, is superimposed, i.e., by the inner wall of contact tube body 400 with basic size at this time
It can draw the inner diameter values of tube body 400.
As further optimization, also referring to Fig. 1 to Fig. 2, held as heavy caliber tube body provided by the utility model
A kind of specific embodiment of mouth inside-diameter measuring tool, connecting rod 200 include the fixed seat being slidably connected with pedestal 110
210th, it is arranged at 210 lower end of fixed seat and the body of rod 220 that lower end is threadedly coupled with measurement head 300 and is arranged at fixed seat 210
Above and for the Top fastening screw that the outside with pedestal 110 is held out against, the body of rod 220 is hollow member.210 internal diameter of fixed seat is more than pedestal
110 outer diameter, the locking of the two relative position is carried out by Top fastening screw, and the setting of the body of rod 220 corresponds to the interior of different tube bodies 400
Footpath carries out the setting of different length, and the wall thickness of fixed seat 210 is more than the wall thickness of the body of rod 220, convenient for carrying out the lock of Top fastening screw
When tight, fixed stability can be preferably improved, the body of rod 220 is fixedly connected with fixed seat 210, and the body of rod 220 uses thin-wall tube,
To reduce the weight of entire survey tool, the convenience that raising instrument uses.
As further optimization, referring to Fig. 2, being measured as heavy caliber tube body bellmouth internal diameter provided by the utility model
A kind of specific embodiment of instrument further includes arranged on 220 lower end inside of the body of rod and is used to prevent lower end and the measurement of gage 120
The elastomer block 230 of first 300 contact.The setting of elastomer block 230 can be avoided effectively in the lower end of gage 120 and measurement head 300
Collision, avoids damaging gage 120, elastomer block 230 can effectively reduce cushion effect, play protection work caused by between wall
The effect of tool.
As further optimization, referring to Fig. 2, being measured as heavy caliber tube body bellmouth internal diameter provided by the utility model
A kind of specific embodiment of instrument, elastomer block 230 are cork component.Elastomer block 230 uses cork, has material
It is easy to get, it is easy to make, the characteristics of good economy performance, there is good practicability.
As further optimization, referring to Fig. 2, being measured as heavy caliber tube body bellmouth internal diameter provided by the utility model
A kind of specific embodiment of instrument, measurement head 300 include the connecting tube 310 being threadedly coupled with connecting rod 200 and set
It is placed in 310 lower section of connecting tube and the top 320 for being contacted with 400 inner wall of tube body, top 320 is coaxially disposed with connecting tube 310.
Connecting tube 310 is threadedly coupled with the body of rod 220, can be by making when the top serious wear influence instrument for coming directly towards 320 measures size
Connecting tube 310 is realized that 310 position of connecting tube moves down and is realized to the size of abrading section reduction with respect to 220 slide downward of the body of rod
Negative function, guarantee instrument can accurately measure the internal diameter of tube body 400.
As further optimization, referring to Fig. 2, being measured as heavy caliber tube body bellmouth internal diameter provided by the utility model
A kind of specific embodiment of instrument, connecting tube 310 include the nut 311 being threadedly coupled with connecting rod 200 and fix
It is arranged at 311 lower section of nut and is sheathed on the casing seat 312 of 200 lower end outside of connecting rod.In order to avoid being carried out to connecting tube 310
Difficulty of processing caused by internal thread machining is big and the problem of high processing costs, using common in the design of connecting tube 310
Casing seat 312 combines the form of upper end nut 311, and casing seat 312 is coated at the outside of connecting rod 220 and bottom and elastomer block 230
Contact, nut 311 are threadedly coupled the extension realized to instrument overall dimensions with the body of rod 220.
As further optimization, also referring to Fig. 1 to Fig. 2, held as heavy caliber tube body provided by the utility model
A kind of specific embodiment of mouth inside-diameter measuring tool, top 320 is cylinder, and the outer diameter of top 320 is less than casing seat 312
Outer diameter.In measurement process, top 320 is contacted with 400 inner wall of tube body, in order to improve measurement accuracy, makes top 320 and pipe as far as possible
400 inner wall of body realizes the form of point contact, and 320 lower ends of top are equipped with arc tip, improve measurement accuracy.
As further optimization, also referring to Fig. 1 to Fig. 2, held as heavy caliber tube body provided by the utility model
A kind of specific embodiment of mouth inside-diameter measuring tool, connecting rod 200 are equipped with scale.It, can for the ease of calculating measured value
It, can directly and depth to mark the respective value of basic size on the correspondence position of connecting rod 200 according to design size
Numerical value measured by slide calliper rule 100 directly sums up, and the numerical value conversion during personnel's use easy to operation improves measurement effect
Rate.
A kind of heavy caliber tube body bellmouth inside-diameter measuring tool provided by the utility model, compared with prior art, this practicality
The heavy caliber tube body bellmouth inside-diameter measuring tool of new offer employs medium-sized depth gage combination measurement head and adjustable
The form of the connecting rod of survey tool entire length is saved, whole device can be directly placed into the essence for carrying out internal diameter in tube body in bellmouth
Locating tab assembly, the high certainty of measurement of the instrument, easy to operate, measuring speed be fast and simple and light, the low manufacture cost of instrument
With good practicability, there is good using effect and extensive promotional value.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality
All any modification, equivalent and improvement made within new spirit and principle etc., should be included in the guarantor of the utility model
Within the scope of shield.
Claims (9)
1. a kind of heavy caliber tube body bellmouth inside-diameter measuring tool, which is characterized in that including：Upper end is used for and tube body (400) inner wall
The depth gage (100) of contact, be sheathed on the depth gage (100) lower end connecting rod (200) and with the connection
The lower end of bar (200) connects and for occurring along the direction parallel to the connecting rod (200) axis and the connecting rod (200)
Relative displacement and the measurement head (300) being fixed in designated position in the connecting rod (200), the measurement head (300) are also used
It is contacted in the tube body (400) inner wall.
2. heavy caliber tube body bellmouth inside-diameter measuring tool as described in claim 1, which is characterized in that the depth gage
(100) include the pedestal (110) that is connected with the upper end of the connecting rod (200) and be arranged on the inside of the pedestal (110) and
With the pedestal (110) in the gage (120) being slidably connected along the direction parallel to the connecting rod (200) axis.
3. heavy caliber tube body bellmouth inside-diameter measuring tool as claimed in claim 2, which is characterized in that the connecting rod (200)
Including be used to be slidably connected with the pedestal (110) fixed seat (210), be arranged at the fixed seat (210) lower end and lower end
It the body of rod (220) that is threadedly coupled with the measurement head (300) and is arranged in the fixed seat (210) and is used for and the base
The Top fastening screw held out against on the outside of seat (110), the body of rod (220) are hollow member.
4. heavy caliber tube body bellmouth inside-diameter measuring tool as claimed in claim 3, which is characterized in that further include arranged on the bar
On the inside of body (220) and it is used to prevent the elastomer block (230) that the lower end of the gage (120) is contacted with the measurement head (300).
5. heavy caliber tube body bellmouth inside-diameter measuring tool as claimed in claim 4, which is characterized in that the elastomer block (230)
For cork component.
6. heavy caliber tube body bellmouth inside-diameter measuring tool as described in claim 1, which is characterized in that the measurement head (300)
Including the connecting tube (310) for being used to be threadedly coupled with the connecting rod (200) and be arranged at below the connecting tube (310) and
For the top (320) contacted with the tube body (400) inner wall, the top (320) with the connecting tube (310) is coaxial sets
It puts.
7. heavy caliber tube body bellmouth inside-diameter measuring tool as claimed in claim 6, which is characterized in that the connecting tube (310)
Including the nut (311) for being used to be threadedly coupled with the connecting rod (200) and be fixedly installed below the nut (311) and
It is sheathed on the casing seat (312) of the connecting rod (200) lower end outside.
8. heavy caliber tube body bellmouth inside-diameter measuring tool as claimed in claim 7, which is characterized in that come directly towards (320) are
Cylinder, and the outer diameter of the top (320) is less than the outer diameter of described sleeve pipe seat (312).
9. heavy caliber tube body bellmouth inside-diameter measuring tool as described in claim 1, which is characterized in that the connecting rod (200)
It is equipped with scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721644097.5U CN207456350U (en) | 2017-11-30 | 2017-11-30 | A kind of heavy caliber tube body bellmouth inside-diameter measuring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721644097.5U CN207456350U (en) | 2017-11-30 | 2017-11-30 | A kind of heavy caliber tube body bellmouth inside-diameter measuring tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207456350U true CN207456350U (en) | 2018-06-05 |
Family
ID=62275536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721644097.5U Active CN207456350U (en) | 2017-11-30 | 2017-11-30 | A kind of heavy caliber tube body bellmouth inside-diameter measuring tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207456350U (en) |
-
2017
- 2017-11-30 CN CN201721644097.5U patent/CN207456350U/en active Active
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