CN216558627U - Valve stroke measuring assembly - Google Patents
Valve stroke measuring assembly Download PDFInfo
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- CN216558627U CN216558627U CN202122534197.5U CN202122534197U CN216558627U CN 216558627 U CN216558627 U CN 216558627U CN 202122534197 U CN202122534197 U CN 202122534197U CN 216558627 U CN216558627 U CN 216558627U
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- dial indicator
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- measuring head
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- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model discloses a valve stroke measuring component which is suitable for measuring the stroke of a valve with a positioning groove penetrating through the side wall of a valve rod. It includes a dial indicator and a measuring fitting. The dial indicator comprises a meter body and a measuring head. The measuring fitting piece is used for being perpendicular to the dial indicator and comprises a measuring part and a fixing part, wherein the measuring part is used for being matched with the measuring head, and the fixing part is connected to one end of the measuring part. The fixed part is matched with the positioning groove, and when the fixed part is clamped and fixed in the positioning groove of the valve rod, the measuring part is just vertical to the valve rod. Meanwhile, an end face (measuring end face) of the measuring head far away from the meter body, and a surface matched with the measuring end face of the measuring part and the measuring end face of the measuring head are both planes, so that the measuring head can be ensured to be perpendicular to a measuring matching piece, at the moment, the measuring head is also parallel to the valve rod, and the stroke measuring precision is high. And after the position of the measuring fitting piece is determined, whether the measuring head of the dial indicator is vertical or not can be determined by means of the measuring fitting piece, the vertical surface can be quickly positioned, and the measuring efficiency is high.
Description
Technical Field
The utility model relates to the technical field of valve stroke measurement, in particular to a valve stroke measurement assembly.
Background
The fuel pipelines of the M701F series combustion engine comprise an on-duty pipeline, a main A pipeline, a main B pipeline, a top ring pipeline and the like, the fuel flow of each pipeline is respectively controlled by a valve arranged in a fuel unit, and the control precision of the valve is very high. Therefore, before the unit operates, the valve needs to be stroke-set.
When the stroke of the valve is adjusted, usually, a dial indicator is used to measure the stroke of the valve. The traditional dial indicator measuring head is conical, the stroke measurement of the valve is limited by the experience of debugging personnel, the dial indicator measuring head and a measurement matching part matched with the dial indicator measuring head are difficult to keep vertical, and if the dial indicator measuring head is not vertical to the measurement matching part, errors exist during measurement, so that the valve stroke measurement precision is low; moreover, it takes a long time to adjust the dial indicator, which results in low measurement efficiency.
Therefore, it is desirable to provide a new valve stroke measuring structure to solve the above problems in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a valve stroke measuring assembly with high measuring accuracy and high measuring efficiency.
To achieve the above objects, the present invention provides a valve stroke measuring assembly for measuring a valve stroke. And a positioning groove penetrating through the side wall of the valve rod is formed in the valve rod of the valve. The valve stroke measuring assembly comprises a dial indicator and a measuring fitting piece. The dial indicator comprises a meter body and a measuring head arranged on the meter body, and one end face, far away from the meter body, of the measuring head is a plane. The measuring fitting piece is used for being perpendicular to the dial indicator is arranged and comprises a measuring part and a fixing part, wherein the measuring part is matched with the measuring head, the fixing part is connected with one end of the measuring part, the fixing part is matched with the positioning groove, the fixing part is clamped and fixed in the positioning groove, the measuring part is perpendicular to the valve rod, and the measuring part and one surface matched with the measuring head are planes.
Compared with the prior art, the valve rod of the valve is based on the structural characteristics of the valve rod, the measuring fitting piece is arranged to be capable of being clamped with the valve rod, and when the fixing part of the measuring fitting piece is clamped and fixed in the positioning groove of the valve rod, the measuring part of the measuring fitting piece is just vertical to the valve rod; meanwhile, the measuring end face (the end face far away from the dial indicator body) of the measuring head of the dial indicator is a plane, the surface of the measuring part of the measuring fitting piece matched with the measuring end face of the measuring head is also a plane, the measuring head can be ensured to be perpendicular to the measuring fitting piece, at the moment, the measuring head is also parallel to the valve rod, and the stroke measuring precision is high. Moreover, after the position of the measuring matching piece is determined, whether the measuring head of the dial indicator is vertical or not can be determined by means of the measuring matching piece, the vertical surface can be quickly positioned, and the measuring efficiency is high.
In some embodiments, the measuring portion and the fixing portion are integrally formed.
In some embodiments, the positioning slot is U-shaped and the fixing portion is U-shaped.
In some embodiments, the watch body is provided with a display screen for displaying the trip.
In some embodiments, the valve stroke measurement assembly further comprises a bracket, wherein the bracket is fixed with the dial indicator and used for fixing the dial indicator.
Drawings
FIG. 1 is a schematic view of a valve travel measurement assembly for performing valve travel measurements according to one embodiment of the present invention.
Fig. 2 is a schematic diagram of the combination of the probe, the measuring fitting and the valve rod according to an embodiment of the present invention.
FIG. 3 is a schematic view of a measurement fitting according to an embodiment of the present invention.
FIG. 4 is a front view of a dial indicator according to an embodiment of the present invention.
FIG. 5 is a side view of a dial indicator according to an embodiment of the present invention.
Detailed Description
In order to explain the contents, structural features, objects and effects of the present invention in detail, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, and thus, are not to be construed as limiting the scope of the present invention.
The valve stroke measuring assembly 100 provided by the utility model is suitable for measuring the stroke of a valve with a positioning groove penetrating through the side wall of a valve rod 200, such as the stroke of a valve of an M701F series combustion engine. As shown in fig. 1, the valve travel measurement assembly 100 includes a dial indicator 10 and a measuring fitting 20. The dial indicator 10 includes a meter body 11 and a measuring head 12 disposed on the meter body 11, wherein an end surface 121 of the measuring head 12 away from the meter body 11 is a plane (as shown in fig. 4 and 5). The measuring fitting 20 is used for being perpendicular to the dial indicator 10, and includes a measuring portion 21 used for being matched with the measuring head 12 and a fixing portion 22 connected to one end of the measuring portion 21, the fixing portion 22 is matched with the positioning groove, the fixing portion 22 is clamped and fixed in the positioning groove, the measuring portion 21 is perpendicular to the valve rod 200, and a surface 211 of the measuring head 12 matched with the measuring portion 21 is a plane (as shown in fig. 2 and 3).
Taking the angle shown in fig. 1 and 2 as an example, the valve rod 200 is normally vertically arranged, during measurement, the dial indicator 10 is also vertically arranged, the measurement head 12 is arranged below the meter body 11, and an end surface 121 of the measurement head 12 far away from the meter body 11 is a lower end surface of the measurement head 12. The measuring fitting 20 is horizontally disposed, and a surface 211 of the measuring part 21, which is engaged with the measuring head 12, is an upper end surface of the measuring part 21, and when the lower end surface 121 of the measuring head 12 is just attached to the upper end surface 211 of the measuring part 21, the measuring head 12 is perpendicular to the measuring part 21 and parallel to the valve rod 200.
Referring to fig. 2 and 3, as shown in fig. 2, the positioning slot is U-shaped; similarly, the fixing portion 22 is also U-shaped, as shown in fig. 2 and 3. That is, the measuring fitting 20 has a substantially Y-shape as a whole.
In a preferred embodiment, the measuring portion 21 and the fixing portion 22 are integrally formed. The measuring fitting 20 is structurally stable and secure. Of course, the specific implementation is not limited thereto, and in some embodiments, the measuring portion 21 and the fixing portion 22 may be detachably fixed, and at this time, the fixing portion 22 may be replaced to enable the measuring fitting 20 to be adapted to the valve stems 200 with different positioning groove structures.
Referring to fig. 4 and 5, in detail, the measuring head 12 includes a rod portion 122 disposed at a lower end of the watch body 11 and a head portion 123 disposed at a lower end of the rod portion 122, and a lower end surface 121 of the head portion 123 is a plane.
In a preferred embodiment, the watch body 11 is provided with a display 111, as shown in fig. 4. The travel is displayed through the display screen 111, so that field operators can conveniently obtain measurement data in real time.
As shown in fig. 1, the valve stroke measuring assembly 100 further includes a bracket 30, and the bracket 30 is fixed to the dial indicator 10. When the stroke is measured, the dial indicator 10 and the valve structure are fixed through the support 30, and the dial indicator 10 is vertically arranged.
In summary, based on the structural characteristics of the valve stem 200, the measuring fitting 20 is configured to be capable of being engaged with the valve stem 200, and when the fixing portion 22 of the measuring fitting 20 is engaged and fixed in the positioning groove of the valve stem 200, the measuring portion 21 of the measuring fitting 20 is exactly perpendicular to the valve stem 200; meanwhile, the measuring end surface 121 of the measuring head 12 (i.e., the lower end surface of the measuring head 12) of the dial indicator 10 is a plane, and the surface 211 of the measuring part 21 of the measuring fitting 20, which is engaged with the measuring end surface 121 of the measuring head 12, is also a plane, so that the measuring head 12 and the measuring fitting 20 can be ensured to be perpendicular, and at this time, the measuring head 12 is also parallel to the valve rod 200, and the stroke measurement accuracy is high. Moreover, after the position of the measuring fitting 20 is determined, whether the measuring head 12 of the dial indicator 10 is vertical or not can be determined by the measuring fitting 20, so that the vertical plane can be quickly positioned, and the measuring efficiency is high.
The above disclosure is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the utility model, so that the appended claims are intended to cover all such modifications and changes as fall within the true spirit of the utility model.
Claims (5)
1. The utility model provides a valve stroke measuring component, set up the constant head tank that runs through its lateral wall on the valve rod of valve, its characterized in that, valve stroke measuring component includes:
the dial indicator comprises a meter body and a measuring head arranged on the meter body, and one end face, far away from the meter body, of the measuring head is a plane; and
the measuring fitting piece is used for being perpendicular to the dial indicator is arranged and comprises a measuring portion and a fixing portion, wherein the fixing portion is used for being connected with one end of the measuring portion, the measuring portion is matched with the measuring head, the fixing portion is matched with the positioning groove, the fixing portion is clamped and fixed in the positioning groove, the measuring portion is perpendicular to the valve rod, and the measuring portion is matched with the measuring head, and one surface of the measuring head is a plane.
2. The valve travel measurement assembly of claim 1, wherein the measurement portion is integrally formed with the fixation portion.
3. The valve travel measurement assembly of claim 1, wherein the detent is U-shaped and the securing portion is U-shaped.
4. The valve travel measurement assembly of claim 1, wherein the gauge body is provided with a display screen for displaying travel.
5. The valve travel measurement assembly of claim 1, further comprising a bracket secured to the dial indicator for securing the dial indicator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122534197.5U CN216558627U (en) | 2021-10-20 | 2021-10-20 | Valve stroke measuring assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122534197.5U CN216558627U (en) | 2021-10-20 | 2021-10-20 | Valve stroke measuring assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216558627U true CN216558627U (en) | 2022-05-17 |
Family
ID=81567833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122534197.5U Active CN216558627U (en) | 2021-10-20 | 2021-10-20 | Valve stroke measuring assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216558627U (en) |
-
2021
- 2021-10-20 CN CN202122534197.5U patent/CN216558627U/en active Active
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