CN219416048U - Measuring instrument for measuring curvature of valve rod - Google Patents
Measuring instrument for measuring curvature of valve rod Download PDFInfo
- Publication number
- CN219416048U CN219416048U CN202320294081.5U CN202320294081U CN219416048U CN 219416048 U CN219416048 U CN 219416048U CN 202320294081 U CN202320294081 U CN 202320294081U CN 219416048 U CN219416048 U CN 219416048U
- Authority
- CN
- China
- Prior art keywords
- block
- valve rod
- caliper
- measuring
- bolt
- 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.)
- Active
Links
- 238000005452 bending Methods 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 abstract description 11
- 238000005259 measurement Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The application provides a measuring apparatu specifically is a measuring apparatu for valve rod crookedness measurement, including base and ruler seat, be equipped with the fixed block on the base, be equipped with the installation piece on the fixed block: the digital display dial indicator is arranged on the ruler seat and used for measuring the bending degree of the valve rod. According to the utility model, the ruler seat and the digital display dial indicator are arranged, the first bolt is rotated, the first bolt drives the mounting block to move along the vertical direction, the mounting block drives the first caliper and the second caliper to move, so that the ruler seat is driven to move, the roller at the bottom of the measuring needle on the digital display dial indicator is enabled to contact the valve rod, the valve rod is measured, the ruler seat is pushed to drive the digital display dial indicator to move, so that a plurality of positions of the valve rod are measured, the accuracy of measuring the valve rod is ensured, and the phenomenon that the valve rod loses sealing effect on the valve due to errors is avoided by taking an average value of a plurality of times of measurements.
Description
Technical Field
The disclosure relates to the technical field of measuring tools, in particular to a measuring instrument for measuring the bending degree of a valve rod.
Background
The valve rod is an important part of the valve, is used for transmission, is connected with an actuating mechanism or a handle, directly drives the valve core to move or rotate below to realize the valve opening and closing or adjusting function, and is not only a moving part and a stressed part, but also a sealing part in the opening and closing process of the valve.
The current publication number is CN215984344U, discloses a low side valve rod crookedness measurement support, includes: the upper part of the cross base is provided with a supporting rod and a telescopic rod; the bottom of the supporting rod is fixedly connected with the cross base; the telescopic rod is embedded in the supporting rod; the top of the telescopic rod is fixedly connected with a valve rod supporting seat which is in a semicircular annular structure; a rear bracket base; the cross section of the rear bracket base is rectangular, and the left side and the right side of the rear bracket base are respectively provided with a movable rod; two ends of the movable rod are fixedly connected with transverse waist-round holes on the rear bracket base through bolts respectively; and valve rod rotating wheels are respectively arranged at two ends of the moving rod.
In the device, the large-diameter end and the small-diameter end of the valve rod of the low side valve are uniformly stressed, so that the levelness of the whole valve rod of the low side valve is ensured, the work of measuring the curvature of the valve rod of the low side valve can be smoothly performed, and the precision of curvature measurement is ensured; however, the device cannot continuously measure, so that the accuracy of measurement cannot be ensured, errors occur in measurement results, and the valve rod may lose sealing effect in the using process of the valve. In view of this, we propose a gauge for measuring the degree of stem curvature.
Disclosure of Invention
In view of the above-described drawbacks or deficiencies of the prior art, it is desirable to provide a meter for measuring the degree of stem curvature.
In a first aspect, the present application provides a meter for measuring the curvature of a valve stem, comprising:
the base is provided with a fixed block, and the fixed block is provided with a mounting block;
the ruler seat is provided with a digital display dial indicator which is used for measuring the bending degree of the valve rod;
the caliper part comprises a first caliper and a second caliper, and is used for guiding the movement of the ruler seat along the horizontal direction, and a clamping part is arranged between the first caliper and the second caliper;
the driving part is arranged on the mounting block and used for driving the caliper part to move along the vertical direction, and a guide part is arranged between the first caliper and the fixed block.
According to the technical scheme that this application embodiment provided, joint portion is including locating the fixture block on the second slide caliper rule, and is equipped with the holding tank that is used for holding the fixture block on the second slide caliper rule, first slide caliper rule with all be equipped with the draw-in groove that mutually matches with the fixture block on the second slide caliper rule, the bottom of fixture block is equipped with the second spring, the one end and the fixture block of second spring are fixed, and the other end is fixed with the inner wall of holding tank.
According to the technical scheme that this application embodiment provided, drive portion is including locating the first bolt on the installation piece, and be equipped with on the installation piece with the screw thread groove of first bolt mutual match, be equipped with first nut on the first bolt, first bolt bottom runs through the installation piece with the base rotates to be connected.
According to the technical scheme that this application embodiment provided, the guide is including being fixed in the connecting block on the first slide caliper rule, and is equipped with the spout that is used for the connecting block to remove along vertical direction on the fixed block, the both sides of connecting block are equipped with the lug, and the inner wall of spout be equipped with the bar groove of lug mutual match.
According to the technical scheme that this application embodiment provided, be equipped with on the base and place the piece, and place and be equipped with the clamping part that is used for clieing the valve rod on the piece, the clamping part is including locating the second bolt of placing the piece both sides, and is equipped with the bolt groove of mutually supporting with the second bolt on placing the piece, be equipped with the second nut on the second bolt.
To sum up, this technical scheme specifically discloses a measuring apparatu for valve rod crookedness measurement, through setting up the ruler seat and digital display percentage table, through rotating the second bolt of placing the piece both sides, it is cliied to carry out the valve rod that measures to need, rotate the second nut, fix the second bolt on placing the piece, then through rotating first bolt, first bolt drives the installation piece and removes along vertical direction, the installation piece drives first slide caliper rule and second slide caliper rule and removes, thereby drive the ruler seat and remove, make the gyro wheel contact valve rod of measuring needle bottom on the digital display percentage table, thereby measure the valve rod, through promoting the ruler seat, the ruler seat drives the digital display percentage table and removes, thereby measure the multiple department of valve rod, through taking the average value of many measurements, the accuracy of measuring the valve rod has been guaranteed, avoided leading to the valve rod to losing sealed effect because of appearing the error.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings, in which:
fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is an enlarged schematic view of the structure at a in fig. 1.
FIG. 3 is a schematic view of a part of the structure of the present utility model.
FIG. 4 is a schematic illustration of a second caliper in cross-section.
FIG. 5 is a schematic view of the structure of the mounting block according to the present utility model.
In the figure: 1. a base; 2. a mounting block; 21. a thread groove; 3. a fixed block; 4. a ruler seat; 5. a digital display dial indicator; 51. a driving wheel; 6. a first bolt, 61, a first nut; 7. a first caliper; 71. a connecting block; 8. a second caliper; 81. a clamping block; 82. a second spring; 9. a second bolt; 91. a second nut; 10. a first spring; 11. placing a block; 12. a clamping groove.
Detailed Description
The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Example 1
Please refer to fig. 1 to 5, a measuring instrument for measuring the curvature of a valve rod, which comprises a base 1 and a ruler seat 4, wherein a fixed block 3 is fixedly installed on the base 1, an installation block 2 is arranged on the fixed block 3, and the measuring instrument further comprises:
the digital display dial indicator 5 is fixed on the ruler seat 4 and used for measuring the bending degree of the valve rod;
the caliper part comprises a first caliper 7 and a second caliper 8, and is used for guiding the movement of the ruler holder 4 along the horizontal direction, and a clamping part is arranged between the first caliper 7 and the second caliper 8;
the driving part is arranged on the mounting block 2 and used for driving the caliper part to move along the vertical direction, and a guide part is arranged between the first caliper 7 and the fixed block 3.
In this embodiment, the joint portion is including locating the fixture block 81 on the second slide caliper rule 8, and is equipped with the holding tank that is used for holding fixture block 81 on the second slide caliper rule 8, all is equipped with the draw-in groove 12 that mutually matches with fixture block 81 on first slide caliper rule 7 and the second slide caliper rule 8, and the bottom fixed mounting of fixture block 81 has second spring 82, and the one end and the fixture block 81 of second spring 82 are fixed, and the other end is fixed with the inner wall of holding tank. Through setting up fixture block 81, when being in the same place first slide caliper rule 7 and second slide caliper rule 8 joint, the fixture block 81 on the first slide caliper rule 7 to the second slide caliper rule 8 forms the extrusion force, extrudees the holding tank with the fixture block 81 in, makes second spring 82 take place deformation, when removing the draw-in groove 12 position with the fixture block 81, the fixture block 81 is in the draw-in groove 12 through the deformation card of second spring 82 to can dismantle or install second slide caliper rule 8 as required.
In this embodiment, the driving portion includes a first bolt 6 disposed on the mounting block 2, and the mounting block 2 is provided with a thread groove 21 matching with the first bolt 6, the first bolt 6 is connected with the thread groove 21 by a thread, the first bolt 6 is provided with a first nut 61, the first nut 61 is connected with the first bolt 6 by a thread, and the bottom of the first bolt 6 penetrates through the mounting block 2 and the base 1 to be connected by a bearing rotation. Through rotating first bolt 6, first bolt 6 drives installation piece 2 and removes along vertical direction, and installation piece 2 drives first slide caliper rule 7 and second slide caliper rule 8 and remove to drive ruler seat 4 and digital display percentage table 5 and remove, adjust the distance between digital display percentage table 5 and the valve rod according to the size of valve rod.
In this embodiment, the guiding portion includes a connecting block 71 fixed on the first caliper 7, and the fixed block 3 is provided with a chute for moving the connecting block 71 along the vertical direction, two sides of the connecting block 71 are fixedly provided with bumps, and the inner wall of the chute is provided with a bar-shaped groove matched with the bumps. By providing the connection block 71 and the bump, the first caliper 7 is not offset in the moving process.
In this embodiment, the base 1 is fixedly provided with a placement block 11, the placement block 11 is provided with a clamping part for clamping the valve rod, the placement block 11 is provided with a containing hole for containing one end of the valve rod, the clamping part comprises second bolts 9 arranged on two sides of the placement block 11, the placement block 11 is provided with bolt grooves matched with the second bolts 9, the second bolts 9 are in threaded connection with the bolt grooves, the second bolts 9 are provided with second nuts 91, and the second bolts 9 are in threaded connection with the second nuts 91. The size of the receiving hole in the placement block 11 is controlled according to the diameter of the valve rod by rotating the second bolt 9, and the second bolt 9 is fixed to the placement block 11 by rotating the second nut 91.
In this embodiment, a first spring 10 is disposed at the bottom of the mounting block 2, one end of the first spring 10 is fixed to the bottom of the mounting block 2, the other end is fixed to the base 1, and a driving wheel 51 is fixedly mounted at the bottom of the measuring needle on the digital dial indicator 5. By providing the drive wheel 51, the ruler holder 4 and the digital dial indicator 5 are facilitated to move on the valve stem.
It should be noted that: the clamping block 81 is made of soft rubber material, and the driving wheel 51 is located above the placing block 11.
Working principle: firstly, the measuring instrument is zeroed, the second caliper 8 is detached or installed through the length of the valve rod, when the first caliper 7 and the second caliper 8 are clamped together, the clamping block 81 on the second caliper 8 is pressed into the accommodating groove by the first caliper 7, the second spring 82 is deformed, when the clamping block 81 is moved to the clamping groove 12, the clamping block 81 is clamped into the clamping groove 12 through the deformation of the second spring 82, so that the second caliper 8 can be detached or installed according to the length of the valve rod, then one end of the valve rod is placed in the accommodating hole on the accommodating block 11, then the second bolt 9 is rotated, the two second bolts 9 are moved in opposite directions, so that the valve rod is clamped, the second nut 91 is rotated, the second bolt 9 is fixed on the accommodating block 11, then the first bolt 6 is rotated, the first bolt 6 drives the mounting block 2 to move along the vertical direction, the first caliper 7 and the second caliper 8 are driven by the mounting block 2, the ruler 4 and the digital display dial indicator 5 are driven to move, the driving wheel 51 on the bottom of the measuring needle is enabled to be in contact with the valve rod 5, the first dial indicator is repeatedly moved by the driving wheel 5, the measuring wheel is contacted with the valve rod 5, and the measuring function of the measuring wheel is achieved, and the measuring wheel is repeatedly moved by the first bolt 5, and the measuring wheel is repeatedly moved by the driving wheel 5.
Through setting up ruler seat 4 and digital display percentage table 5, through rotating the second bolt 9 of placing the piece 11 both sides, the valve rod that will measure is cliied, rotate second nut 91, fix second bolt 9 on placing the piece 11, then through rotating first bolt 6, first bolt 6 drives installation piece 2 and removes along vertical direction, installation piece 2 drives first slide caliper rule 7 and second slide caliper rule 8 and remove, thereby drive ruler seat 4 and remove, make the drive wheel 51 contact valve rod of measuring needle bottom on the digital display percentage table 5, thereby measure the valve rod, through promoting ruler seat 4, ruler seat 4 drives digital display percentage table 5 and removes, thereby measure the many departments of valve rod, through taking the average value of many measurements, the accuracy of measuring the valve rod has been guaranteed, avoided leading to the valve rod to losing sealed effect to the valve because of appearing the error.
The foregoing description is only of the preferred embodiments of the present application and is presented as a description of the principles of the technology being utilized. It will be appreciated by persons skilled in the art that the scope of the utility model referred to in this application is not limited to the specific combinations of features described above, but it is intended to cover other embodiments in which any combination of features described above or equivalents thereof is possible without departing from the spirit of the utility model. Such as the above-described features and technical features having similar functions (but not limited to) disclosed in the present application are replaced with each other.
Claims (5)
1. A meter for measuring the degree of curvature of a valve stem, comprising:
the base (1), the base (1) is provided with a fixed block (3), and the fixed block (3) is provided with a mounting block (2);
the ruler seat (4) is provided with a digital display dial indicator (5) which is used for measuring the bending degree of the valve rod;
the caliper part comprises a first caliper (7) and a second caliper (8) and is used for guiding the movement of the ruler seat (4) along the horizontal direction, and a clamping part is arranged between the first caliper (7) and the second caliper (8);
the driving part is arranged on the mounting block (2) and used for driving the caliper part to move along the vertical direction, and a guide part is arranged between the first caliper (7) and the fixed block (3).
2. The measuring instrument for measuring the curvature of the valve rod according to claim 1, wherein the clamping portion comprises a clamping block (81) arranged on a second caliper (8), an accommodating groove for accommodating the clamping block (81) is formed in the second caliper (8), clamping grooves (12) matched with the clamping block (81) are formed in the first caliper (7) and the second caliper (8), a second spring (82) is arranged at the bottom of the clamping block (81), one end of the second spring (82) is fixed with the clamping block (81), and the other end of the second spring is fixed with the inner wall of the accommodating groove.
3. A meter for measuring the curvature of a valve rod according to claim 1, characterized in that the driving part comprises a first bolt (6) arranged on the mounting block (2), a thread groove (21) matched with the first bolt (6) is arranged on the mounting block (2), a first nut (61) is arranged on the first bolt (6), and the bottom of the first bolt (6) penetrates through the mounting block (2) and is connected with the base (1) in a rotating way.
4. A meter for measuring the curvature of a valve rod according to claim 1, characterized in that the guiding part comprises a connecting block (71) fixed on the first caliper (7), the fixed block (3) is provided with a chute for moving the connecting block (71) along the vertical direction, two sides of the connecting block (71) are provided with protruding blocks, and the inner wall of the chute is provided with a bar-shaped groove matched with the protruding blocks.
5. The measuring instrument for measuring the curvature of the valve rod according to claim 1, wherein the base (1) is provided with a placing block (11), the placing block (11) is provided with a clamping part for clamping the valve rod, the clamping part comprises second bolts (9) arranged on two sides of the placing block (11), the placing block (11) is provided with bolt grooves matched with the second bolts (9), and the second bolts (9) are provided with second nuts (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320294081.5U CN219416048U (en) | 2023-02-23 | 2023-02-23 | Measuring instrument for measuring curvature of valve rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320294081.5U CN219416048U (en) | 2023-02-23 | 2023-02-23 | Measuring instrument for measuring curvature of valve rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219416048U true CN219416048U (en) | 2023-07-25 |
Family
ID=87205361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320294081.5U Active CN219416048U (en) | 2023-02-23 | 2023-02-23 | Measuring instrument for measuring curvature of valve rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219416048U (en) |
-
2023
- 2023-02-23 CN CN202320294081.5U patent/CN219416048U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103837058A (en) | Center line caliper gauge | |
| CN219474497U (en) | Underground pipeline measuring equipment | |
| CN111288940A (en) | Automatic vibrating wire strain sensor calibration device | |
| US3939569A (en) | Inspection tool or device | |
| CN219416048U (en) | Measuring instrument for measuring curvature of valve rod | |
| CN211346656U (en) | Tool for measuring cylindricity of outer surface of round pipe or round rod | |
| CN111156941B (en) | Vehicle brake block surface full run-out detection device | |
| CN202614147U (en) | Device for measuring center height of ball groove of besides-star wheel | |
| CN209655932U (en) | Deflection tester | |
| CN101059337A (en) | Digital type rotary support raceway diameter detection device | |
| CN203744873U (en) | Center line gauge | |
| KR100427129B1 (en) | Stock and pintle arrary measurement device of rudder | |
| CN106595438A (en) | Angle measuring tool | |
| CN214747674U (en) | Pipeline internal and external diameter measuring device | |
| CN114251992B (en) | Inspection device for rapidly measuring wall thickness of cylindrical workpiece | |
| CN110497316A (en) | A high-precision portable fixed-length measuring device | |
| CN212567184U (en) | Calibrating device for dial indicator | |
| CN211668443U (en) | Measuring device based on grating ruler | |
| CN204535629U (en) | A kind of burner tip measuring instrument | |
| CN211855197U (en) | High accuracy sensor displacement volume calibrating installation | |
| CN110388890B (en) | Frock is measured to take-up pulley | |
| CN212432024U (en) | Precision part symmetry detection device | |
| CN211527278U (en) | Ball cage channel diameter measuring instrument | |
| CN220751038U (en) | Conical surface diameter measuring device | |
| US5165176A (en) | Gage for measuring outer diameters |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |