CN210952749U

CN210952749U - Valve opening measuring device

Info

Publication number: CN210952749U
Application number: CN201922146708.9U
Authority: CN
Inventors: 刘鹏寅; 徐忠平; 夏国清; 李新亮
Original assignee: Shanghai Aircraft Manufacturing Co Ltd
Current assignee: Shanghai Aircraft Manufacturing Co Ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-07-07
Anticipated expiration: 2029-12-04

Abstract

The utility model discloses a valve opening measuring device, it belongs to valve opening measurement technical field, and it includes: angle sensor, display device and fixed subassembly. The angle sensor comprises a shell and a rotating shaft penetrating through the shell, the rotating shaft is connected with a valve rod of the valve and rotates along with the valve rod, and the display device is electrically connected with the angle sensor and is configured to display the rotating angle of the rotating shaft in real time; the securing assembly is configured to secure the housing. The utility model provides a valve aperture measuring device, the aperture information of valve pole with the real-time supervision valve that the angle sensor that will have display device is connected to the valve has improved valve aperture measuring efficiency and accuracy.

Description

Valve opening measuring device

Technical Field

The utility model relates to a valve aperture measurement technique especially relates to an aperture measuring device of aviation butterfly valve.

Background

The aviation butterfly valve is mostly applied to an environment control system of an airplane, the valve opening and closing state and the valve opening degree of the aviation butterfly valve are important parameter information for realizing the valve function, and the stable and safe operation of the airplane is directly influenced.

As shown in fig. 1, in the process of testing the aviation butterfly valve on the plane or on the ground, the state of the valve opening is displayed by driving the indicating component to rotate by the valve rod, and the valve opening is manually read whether to be in the fully open or fully closed state, so that real-time quantitative information of the valve opening cannot be provided. Meanwhile, due to the adoption of a manual reading mode, certain observation errors exist, accurate valve opening information cannot be provided, and the measurement efficiency and the measurement precision of the aviation butterfly valve are reduced.

It is therefore desirable to provide an opening degree measuring device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a valve opening measuring device can the real-time supervision valve aperture, improves valve opening measuring device's measurement of efficiency and accuracy.

To achieve the purpose, the technical proposal adopted by the utility model is that:

an opening degree measuring device of an engine, comprising:

the angle sensor comprises a shell and a rotating shaft penetrating through the shell, the rotating shaft can be connected with a valve rod of the valve and rotates along with the valve rod,

the display device is electrically connected with the angle sensor and is configured to display the rotation angle of the rotating shaft in real time;

a securing assembly configured to secure the housing.

Further, the valve opening degree measuring device further comprises a connecting piece, the rotating shaft and the valve rod are respectively detachably connected to two ends of the connecting piece, and the rotating shaft, the connecting piece and the valve rod are coaxial.

Furthermore, one end of the connecting piece is provided with a first inserting hole along the axial direction of the connecting piece, and the rotating shaft is detachably inserted in the first inserting hole; the other end of the connecting piece is provided with a second inserting hole along the axial direction of the connecting piece, and the valve rod is detachably inserted in the second inserting hole.

Furthermore, the connecting piece is provided with a through hole communicated with the first inserting hole, and a first fastener can penetrate through the through hole to fix the rotating shaft.

Further, the fixing assembly includes a support to which the housing is detachably connected.

Furthermore, the supporting piece is provided with a first positioning hole, the shell is correspondingly provided with a second positioning hole, and a second fastener can sequentially penetrate through the first positioning hole and the second positioning hole so as to realize the connection of the supporting piece and the shell.

Further, the securing assembly also includes a bracket removably coupled to the support, the bracket configured to support the support.

Further, the support comprises at least two connecting rods which are arranged in sequence, every two adjacent connecting rods are hinged, and one of the connecting rods which are located on the outermost side is detachably connected to the supporting piece.

Further, the bracket also comprises a third fastener, and two adjacent connecting rods are hinged through the third fastener.

Further, the fixing component also comprises a base with magnetism, and the bracket is detachably connected between the support and the base.

The utility model has the advantages that:

the utility model provides a valve aperture measuring device, the angle sensor who will have display device is connected to the aperture information of valve pole with the real-time supervision valve of valve, reads valve aperture information for the manual work, has improved valve aperture measuring efficiency and accuracy.

Drawings

FIG. 1 is a schematic view of a shutter according to the prior art;

fig. 2 is a schematic structural diagram of a valve opening measuring device provided by the present invention;

fig. 3 is a schematic structural diagram of an angle sensor provided by the present invention;

fig. 4 is a front view of a connector provided by the present invention;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;

fig. 6 is a schematic structural diagram of the supporting member provided by the present invention.

In the figure:

10. a shutter; 101. a shutter lever; 20. a valve opening degree measuring device;

1. an angle sensor; 11. a housing; 111. a second positioning hole; 12. a rotating shaft; 2. a display device;

3. a fixing assembly; 31. a support member; 311. a first positioning hole; 312. a through hole; 32. a support; 321. a connecting rod; 322. a third fastener; 33. a base;

4. a connecting member; 41. a first plug hole; 42. a second plug hole; 43. a through hole.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1, in the process of testing the valve 10 on an aircraft or on the ground, the opening state of the valve 10 is displayed by driving the indicating member to rotate by the valve lever 101, and the position of the indicating member is manually read to determine whether the valve 10 is in the fully open or fully closed state, so that real-time quantitative information of the opening of the valve 10 cannot be provided. Meanwhile, due to the adoption of a manual reading mode, certain observation errors exist, accurate opening information of the valve 10 cannot be provided, and the opening information of the valve 10 cannot be integrated into an automatic measuring system during measurement, so that the measurement efficiency of the opening of the valve 10 is reduced.

To solve the above problem, as shown in fig. 2, the present embodiment provides an opening degree measuring device 20 including an angle sensor 1, a display device 2, and a fixing member 3. The angle sensor 1 includes a housing 11 and a rotating shaft 12 penetrating the housing 11, wherein the rotating shaft 12 is connected to a shutter rod 101 of the shutter 10 and rotates together with the shutter rod 101. The display device 2 is electrically connected to the angle sensor 1 and can display the rotation angle of the rotating shaft 12 in real time. The fixing member 3 is used to fix the housing 11.

The valve opening degree measuring device 20 connects the angle sensor 1 with the display device 2 to the valve rod 101 of the valve 10 to monitor the opening degree information of the valve 10 in real time, thereby improving the efficiency and accuracy of the opening degree information measurement of the valve 10. As shown in fig. 3, the housing 11 of the angle sensor 1 has a stepped shaft structure, and the rotating shaft 12 is inserted into the housing 11 and can rotate in a clockwise direction or a counterclockwise direction. The angle sensor 1 is further provided with a data line, the data line is connected with the display device 2 and can transmit the rotation angle information of the rotating shaft 12 to the display device 2, so that the rotation angle of the rotating shaft 12 can be monitored in real time.

In order to realize that the rotating shaft 12 can rotate synchronously with the valve rod 101 to display the opening information of the valve 10 in real time, the valve opening measuring device 20 further comprises a connecting piece 4. The rotary shaft 12 and the shutter lever 101 are detachably coupled to both ends of the coupling member 4, respectively. It should be noted that the shaft 12, the shutter lever 101 and the connecting member 4 are coaxially disposed to ensure the synchronous rotation of the shaft 12 and the shutter lever 101.

As shown in fig. 4 and 5, the connecting member 4 is also a stepped shaft structure, and includes a first shaft and a second shaft connected in sequence, and the diameter of the first shaft is larger than that of the second shaft. Wherein, the first shaft is provided with a first inserting hole 41 along the axial direction thereof, and the rotating shaft 12 is inserted in the first inserting hole 41. It should be noted that, in order to improve the stability of the connection between the rotating shaft 12 and the connecting member 4, the connecting member 4 is made of a metal material, and a through hole 43 communicating with the first inserting hole 41 is formed on the first shaft along the radial direction thereof, and the first fastening member can pass through the through hole 43 to fix the rotating shaft 12. The through hole 43 is preferably, but not limited to, a threaded through hole 43 and the first fastener is preferably, but not limited to, a bolt. It is understood that the through hole 43 may be provided in a plurality of and/or at different positions, as long as the stability of the connection between the rotating shaft 12 and the connecting member 4 can be improved, and the embodiment is not particularly limited to the specific number and/or arrangement position of the through holes 43.

In the present embodiment, the second shaft of the connecting member 4 is provided with a second insertion hole 42 along the axial direction thereof. The position that valve rod 101 and connecting piece 4 are connected is the hexahedron structure, and second spliced eye 42 corresponds to set up to hexagonal recess in order to realize valve rod 101 and connecting piece 4 detachably pegging graft. It can be understood that the valve rod 101 and the connecting member 4 can also be fixed by welding or bolting, and the detachable connection structure of the valve rod 101 and the connecting member 4 is a conventional technical means in the art, and the description of this embodiment is omitted.

In order to achieve a proper operation of the angle sensor 1, and to ensure that its housing 11 is fixedly arranged, the fixing assembly 3 comprises a support 31, and the housing 11 is detachably connected to the support 31.

As shown in fig. 2, 3 and 6, the support 31 has a disk structure in which a circular groove and a circular hole are formed. When the rotating shaft 12 of the angle sensor 1 passes through the circular hole to be connected with the connecting piece 4, the shell 11 can be sleeved in the circular groove. In order to realize the detachable connection between the housing 11 and the supporting member 31, the supporting member 31 is further provided with a first positioning hole 311 at a portion inside the circular groove, the housing 11 is correspondingly provided with a second positioning hole 111, and a second fastening member can sequentially pass through the first positioning hole 311 and the second positioning hole 111 to realize the detachable connection between the supporting member 31 and the housing 11. In the present embodiment, the second fastener is preferably, but not limited to, a bolt. In other embodiments, the second fastener may also be a pin or the like.

It should be noted that, in order to improve the stability and reliability of the detachable connection between the housing 11 and the support member 31, the first positioning holes 311 may also be provided in a plurality, and the second positioning holes 111 are the same in number and correspond to the first positioning holes 311 one by one. It is understood that the supporting member 31 may also be a square disk or a rectangular block, and the detachable connection between the housing 11 and the supporting member 31 is only required.

The utility model provides a valve aperture measuring device 20 installs between the fixed position on being surveyed valve 10 and ground test rack or the aircraft, and connecting piece 4 and valve pole 101 fixed connection are passed through to this valve aperture measuring device 20's one end, other end and ground test rack or the aircraft on the hookup location fixed connection.

In order to fixedly connect the valve opening measuring device 20 to the connection position on the ground test bench or the airplane, as shown in fig. 2, the fixing assembly 3 further includes a bracket 32, one end of the bracket 32 is detachably connected to the supporting member 31, and the other end of the bracket 32 is fixedly disposed.

In this embodiment, the bracket 32 includes at least two links 321 arranged in sequence, and two adjacent links 321 are hinged to each other, and one of the links 321 located at the outermost side is detachably connected to the support 31. The supporting member 31 is provided with a through hole 312, one end of the connecting rod 321 connected with the supporting member 31 is correspondingly provided with a coaxial hole connected with the through hole 312, and the fourth fastening member can sequentially penetrate through the through hole 312 and the coaxial hole to realize the detachable connection of the supporting member 31 and the connecting rod 321. In this embodiment, the fourth fastening member is a bolt and a nut, and the supporting member 31 and the connecting rod 321 are fixedly connected by the bolt and the nut. In other embodiments, the support 31 and the connecting rod 321 may also be fixedly connected by a pin or a weld, and the structure capable of detachably connecting the support 31 and the connecting rod 321 is a conventional technical means in the art, and the description of this embodiment is not repeated.

In this embodiment, the bracket 32 further includes a third fastener 322, and two adjacent links 321 are hinged by the third fastener 322. The third fastener 322 is preferably, but not limited to, a bolt and a nut. When the third fastening member 322 is loosened, the links 321 hinged to each other may be independently swung to adjust the relative positions of the base 33 of the shutter opening degree measuring device 20 and the support 31; when the third fastening member 322 is tightened, the links 321 hinged to each other are fixedly provided so that the shutter opening degree measuring device 20 can be fixedly installed at a fixed position of the ground test stand or the aircraft.

Since the fixed position of the ground test bench or the airplane is mostly made of metal, in order to facilitate the fixing of the valve opening measuring device 20, the fixing assembly 3 further comprises a magnetic base 33, and the base 33 is detachably connected to one end of the bracket 32 far away from the supporting member 31. The base 33 has magnetism, so that the base can be adsorbed on the fixed position of the ground test bench or the airplane, the fastening structure for processing and installing the valve opening measuring device 20 on the fixed position of the ground test bench or the airplane is avoided, the processing damage to the fixed position of the ground test bench or the airplane is reduced, the installation process of the valve opening measuring device 20 is simplified, and the installation efficiency is improved.

When the installation of the shutter opening degree measuring device 20 is completed, the position information of the shutter lever 101 of the shutter 10 can be obtained through the display device 2 of the angle sensor 1. When the opening degree of the shutter 10 changes, the shutter lever 101 rotates, and the rotating shaft 12 of the angle sensor 1 fixedly connected thereto rotates. The display device 2 can display the opening information of the valve 10 in real time so as to complete the real-time automatic monitoring of the opening information of the valve 10.

It should be noted that, all the components of the valve opening measuring device 20 can be detachably connected, and the components can be replaced or disassembled according to the actual test requirement of the valve 10, so that the flexibility of the valve opening measuring device 20 is improved.

The above embodiments have been described only the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and is not departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An opening degree measuring device of an opening degree, comprising:

the angle sensor (1) comprises a shell (11) and a rotating shaft (12) penetrating through the shell (11), wherein the rotating shaft (12) can be connected with a valve rod (101) of the valve (10) and rotates together with the valve rod (101);

the display device (2), the display device (2) is electrically connected with the angle sensor (1) and is configured to display the rotation angle of the rotating shaft (12) in real time;

a fixing assembly (3), the fixing assembly (3) being configured to fix the housing (11).

2. The shutter opening degree measuring device according to claim 1, characterized in that the shutter opening degree measuring device (20) further comprises a connecting member (4), the rotating shaft (12) and the shutter rod (101) are detachably connected to both ends of the connecting member (4), respectively, and the rotating shaft (12), the connecting member (4) and the shutter rod (101) are coaxial.

3. The device for measuring the opening degree of the valve is characterized in that one end of the connecting piece (4) is provided with a first inserting hole (41) along the axial direction of the connecting piece, and the rotating shaft (12) is detachably inserted into the first inserting hole (41); the other end of the connecting piece (4) is provided with a second inserting hole (42) along the axial direction, and the valve rod (101) is detachably inserted into the second inserting hole (42).

4. The device for measuring the opening degree of the valve is characterized in that the connecting piece (4) is provided with a through hole (43) communicated with the first inserting hole (41), and a first fastening piece can penetrate through the through hole (43) to fix the rotating shaft (12).

5. The shutter opening degree measuring device according to claim 1, characterized in that the fixing assembly (3) comprises a support (31), the housing (11) being detachably connected to the support (31).

6. The shutter opening degree measuring device according to claim 5, wherein the support member (31) is provided with a first positioning hole (311), the housing (11) is correspondingly provided with a second positioning hole (111), and a second fastening member can sequentially pass through the first positioning hole (311) and the second positioning hole (111) to realize the connection of the support member (31) and the housing (11).

7. The shutter opening degree measuring device according to claim 5, wherein the fixing assembly (3) further includes a bracket (32) detachably connected to the support member (31), the bracket (32) being configured to support the support member (31).

8. The shutter opening degree measuring device according to claim 7, wherein the bracket (32) includes at least two connecting rods (321) arranged in sequence, adjacent two connecting rods (321) are hinged with each other, and one of the connecting rods (321) located at the outermost side is detachably connected to the support member (31).

9. The shutter opening degree measuring device according to claim 8, wherein the bracket (32) further includes a third fastening member (322), and adjacent two of the links (321) are hinged by the third fastening member (322).

10. The shutter opening degree measuring device according to claim 7, characterized in that the fixing member (3) further includes a base (33) having magnetism, and the bracket (32) is detachably attached between the support member (31) and the base (33).