CN203310354U - Detection tool for detecting form and location tolerance of butterfly valve body - Google Patents
Detection tool for detecting form and location tolerance of butterfly valve body Download PDFInfo
- Publication number
- CN203310354U CN203310354U CN2013203622568U CN201320362256U CN203310354U CN 203310354 U CN203310354 U CN 203310354U CN 2013203622568 U CN2013203622568 U CN 2013203622568U CN 201320362256 U CN201320362256 U CN 201320362256U CN 203310354 U CN203310354 U CN 203310354U
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- Prior art keywords
- valve body
- butterfly valve
- detection
- fastening parts
- circle
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- Expired - Fee Related
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- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The utility model discloses a detection tool for detecting the form and location tolerance of a butterfly valve body. The key point of the technical scheme is that the detection tool includes a detection tool body which is provided with at least four fastening parts used for abutting against the inner wall of a circular butterfly valve body, all the fastening parts are evenly distributed on a same circle along the circumferential direction, and the circle is shaped and sized to match a circle where the inner wall of the circular butterfly valve body is located. The arrangement mode of the fastening parts is designed according to the characteristics of the butterfly valve body and based on experience. The at least four fastening parts evenly distributed along the circumferential direction can accurately detect whether the butterfly valve body is a circular structure meeting form and location requirements. Whether the form and location tolerance of the butterfly valve body is qualified can be roughly judged from the size of a gap between the fastening parts and the inner wall of the circular butterfly valve body by directly abutting the fastening parts against the inner wall of the butterfly valve body when detection on whether the form and location tolerance of the butterfly valve body is qualified is required. The detection method is very convenient and efficient.
Description
Technical field
The utility model relates to a kind of testing tool, and more particularly, it relates to whether qualified testing tool of a kind of form and position tolerance for Preliminary detection dish valve body.
Background technology
The dish valve body is the housing that supplies dish plate and valve rod to install in butterfly valve, generally is the thin wall type cylindrical-shaped structure setting of hollow out.Requiring of dish valve body processing is more, add man-hour or machine after blank have more defect.Some surface qualities, more directly perceived as roughness, surface imperfection, foundry goods color etc., by strengthen that process quality is controlled and the reviewer check on realize.
The less than normal production of processing capacity permissible value because of indivedual sizes occurred when foundry goods is produced as a trial truly has difficulty, and general producer can consult to adjust processing capacity with the user.Therefore, the problem that in actual production, this class foundry goods is encountered aspect size is often problem on deformation.The reason of impact distortion is many, such foundry goods of the first in general structure should to belong to flat frame-type and casting section thickness very inhomogeneous, its structure itself just has the yielding characteristic of appearance; It two is under the prerequisite that keeps the die size precision, and in the performance of mould material used and wax-pattern manufacturing process, whether each technological parameter is rationally with stable; It three is various process for making shell, as shell material processed, to Baking quality, the control of watering the technological parameters such as shell temperature, pouring molten steel temperature.
Because the butterfly type valve processing conditions is numerous, so very easily distortion.After valve body deformation, the cross section ovalize of valve channel, cause valve seals can not contact equably with dish plate O-ring seal, and on the long axis direction of distortion, seal pressure reduces and produces leakage; Seal pressure is excessive and produce to damage on short-axis direction.
At present, whether the form tolerance of butterfly type valve is met to standard, neither one is according to this characteristics in kind of dish valve body and designs on the basis of summing up experience, so the form and position tolerance of butterfly type valve is detected, convenient, efficient not.
The utility model content
Deficiency for the prior art existence, the purpose of this utility model is to provide a kind of testing tool for detection of the butterfly type valve form and position tolerance, this testing tool is according to the characteristics of dish valve body material object and in conjunction with Experience Design, can facilitate and efficiently to whether qualified detection of form and position tolerance of butterfly type valve.
For achieving the above object, the utility model provides following technical scheme: a kind of testing tool for detection of the butterfly type valve form and position tolerance, comprise the cubing body, described cubing body is provided with four clamping parts for conflicting on the circular plates valve interior wall at least, all clamping parts are in the circumferential direction of the circle evenly distributedly on same circle, and the shape size that justify at shape size that should circle and circular plates valve interior wall place is all suitable.
By adopting technique scheme, the arrangement of some clamping parts is according to the characteristics of dish valve body and designs in conjunction with experience, equally distributed at least four clamping parts in the circumferential direction of the circle, whether can accurately detect the dish valve body is a circular configuration that meets the morpheme requirement, if need to be to the form and position tolerance of butterfly type valve during whether qualified the detection, directly each clamping part is conflicted on the circular plates valve interior wall, whether the form and position tolerance that can roughly judge butterfly type valve by the gap length between clamping part and circular plates valve interior wall is qualified, detection mode is very convenient and efficient.
The utility model further is set to: described cubing body comprises and is cross shape staggered cross bar and vertical pole, cross bar and vertical pole are equipped with and detect whether qualified detection architecture of butterfly type valve form and position tolerance, described detection architecture includes that being useful on conflicts and is connected in the abutting part on the rounded ends outer rim, and described abutting part and clamping part are 90 ° and intersect and arrange.
By adopting technique scheme, the setting of abutting part and clamping part, make the cubing body when butterfly type valve is detected, and can keep good stability, further improves the high efficiency detected.
The utility model further is set to: described cross bar and vertical pole are wholely set.
By adopting technique scheme, further improved the convenience that detects the dish valve body.
The accompanying drawing explanation
Fig. 1 is the example structure schematic diagram that the utility model is applied on the dish valve body for detection of the testing tool of butterfly type valve form and position tolerance.
Embodiment
With reference to Fig. 1, the testing tool embodiment of the utility model for detection of the butterfly type valve form and position tolerance is described further.
A kind of testing tool for detection of the butterfly type valve form and position tolerance, comprise cubing body 1, described cubing body 1 is provided with four clamping parts 13 for conflicting on circular plates valve body 2 inwalls at least, all clamping parts 13 are in the circumferential direction of the circle evenly distributedly on same circle, and the shape size that justify at shape size that should circle and circular plates valve body 2 inwall places is all suitable.
By adopting technique scheme, the arrangement of some clamping parts 13 is according to the characteristics of dish valve body 2 and designs in conjunction with experience, equally distributed at least four clamping parts 13 in the circumferential direction of the circle, can detect accurately whether dish valve body 2 is circular configurations that meet the morpheme requirement, if need to be to the form and position tolerance of butterfly type valve during whether qualified the detection, directly each clamping part 13 is conflicted on circular plates valve body 2 inwalls, whether the form and position tolerance that can roughly judge butterfly type valve by the gap length between clamping part 13 and circular plates valve body 2 inwalls is qualified, detection mode is very convenient and efficient.
Described cubing body 1 comprises that being cross shape staggered cross bar 11 and vertical pole 12(it should be noted that herein, cubing body 1 can be the toroidal with dish valve body 2 shape adaptations, in order to make cubing body 1 simple in structure, reduce and make material, the present embodiment is preferred, cubing body 1 comprise be cross shape staggered cross bar 11 and vertical pole 12), cross bar 11 and vertical pole 12 are equipped with and detect whether qualified detection architecture of butterfly type valve form and position tolerance, described detection architecture includes that being useful on conflicts is connected in the abutting part 14 on the rounded ends outer rim, described abutting part 14 and clamping part 13 are 90 ° and intersect setting.
By adopting technique scheme, the setting of abutting part 14 and clamping part 13, make cubing body 1 when butterfly type valve is detected, and can keep good stability, further improves the high efficiency detected.
Described cross bar 11 and vertical pole 12 are wholely set and (it should be noted that herein, described cross bar 11 and vertical pole 12 can removably connect, bolted connects if adopted, both engagement connections, in order further to improve the convenience that detects dish valve body 2, without before dish valve body 2 is detected, assembling cubing body 1, the present embodiment is preferred, cross bar 11 and vertical pole 12 are wholely set).
Claims (3)
1. testing tool for detection of the butterfly type valve form and position tolerance, comprise the cubing body, it is characterized in that: described cubing body is provided with four clamping parts for conflicting on the circular plates valve interior wall at least, all clamping parts are in the circumferential direction of the circle evenly distributedly on same circle, and the shape size that justify at shape size that should circle and circular plates valve interior wall place is all suitable.
2. the testing tool for detection of the butterfly type valve form and position tolerance according to claim 1, it is characterized in that: described cubing body comprises and is cross shape staggered cross bar and vertical pole, cross bar and vertical pole are equipped with and detect whether qualified detection architecture of butterfly type valve form and position tolerance, described detection architecture includes that being useful on conflicts and is connected in the abutting part on the rounded ends outer rim, and described abutting part and clamping part are 90 ° and intersect and arrange.
3. the testing tool for detection of the butterfly type valve form and position tolerance according to claim 2, it is characterized in that: described cross bar and vertical pole are wholely set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203622568U CN203310354U (en) | 2013-06-21 | 2013-06-21 | Detection tool for detecting form and location tolerance of butterfly valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203622568U CN203310354U (en) | 2013-06-21 | 2013-06-21 | Detection tool for detecting form and location tolerance of butterfly valve body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203310354U true CN203310354U (en) | 2013-11-27 |
Family
ID=49616557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203622568U Expired - Fee Related CN203310354U (en) | 2013-06-21 | 2013-06-21 | Detection tool for detecting form and location tolerance of butterfly valve body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203310354U (en) |
-
2013
- 2013-06-21 CN CN2013203622568U patent/CN203310354U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131127 Termination date: 20140621 |
|
| EXPY | Termination of patent right or utility model |