CN219606212U

CN219606212U - Valve opening measuring device

Info

Publication number: CN219606212U
Application number: CN202320432536.5U
Authority: CN
Inventors: 卢先敏; 王建飞; 王辉; 胡崇中
Original assignee: Hangzhou Yuemi Intelligent Technology Co ltd
Current assignee: Hangzhou Yuemi Intelligent Technology Co ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-08-29
Anticipated expiration: 2033-03-09

Abstract

The utility model relates to the technical field of valve opening measurement, in particular to a valve opening measuring device, which comprises: the column casing is adaptively sleeved at the end part of the valve rod, and the bottom end of the column casing is fixed with the valve rod screw; the protection ring is screwed and fixed at the end part of the column casing; and the sealing box is adaptively sleeved on the periphery of the column casing and clamped between the bottom end of the column casing and the protection ring, a battery, a PCB (printed circuit board) and an antenna assembly are arranged in the sealing box, wherein a six-axis sensor is arranged on the PCB, the sealing box consists of the column casing, the protection ring and the sealing box clamped between the column casing and the protection ring, the column casing can horizontally swing along with the valve rod, the column casing drives the sealing box and an internal element thereof to synchronously rotate, the battery is arranged in the sealing box to provide continuous power, the valve opening detection is realized by the six-axis sensor, and the PCB is used for acquiring detection data of the six-axis sensor and transmitting the detection data to a terminal through the antenna assembly, so that the terminal can conveniently grasp the opening and closing condition of the valve in real time.

Description

Valve opening measuring device

Technical Field

The utility model relates to the technical field of valve opening measurement, in particular to a valve opening measuring device.

Background

The valve is a pipeline accessory for opening and closing a pipeline, controlling flow direction, adjusting and controlling parameters of a conveying medium, and can be divided into a shut-off valve, a check valve, a regulating valve and the like according to functions of the valve, and various valves used in extremely complex automatic control systems from the simplest shut-off valve are quite various in variety and specification, in the power industry, the opening degree refers to the valve opening angle of a water turbine, when the load in the power system changes, the rotation speed of a generator can be reduced, the frequency of the system is reduced, and in order to ensure stable output of the frequency, the opening degree of the valve of the water turbine is regulated, so that the water flow quantity is regulated to be increased;

the existing valve opening measurement mostly utilizes a transmission belt, wheel edges, a photoelectric conversion switch and a belt Kong Shepan to test the valve rotation angle, the valve opening measurement structure at least needs to be divided into a rotation part and a detection part, the components are more, the installation is complex, the valve opening measurement structure needs to be fixed on a wall or a valve body, and the mechanical and photoelectric detection is easy to cause abnormal faults in the underground severe environment, so that a lot of inconvenience is brought to the installation and the later-period operation maintenance.

Disclosure of Invention

The utility model aims to provide a valve opening measuring device, which solves the technical problems that a valve opening measuring structure at least needs to be divided into a rotating part and a detecting part, has a plurality of parts and is complex to install, and needs to be fixed on a wall or a valve body, and mechanical and photoelectric detection easily causes abnormal faults in a severe underground environment, so that the installation and later operation maintenance are inconvenient.

The technical aim of the utility model is realized by the following technical scheme:

a valve opening measuring device comprising:

the column casing is adaptively sleeved at the end part of the valve rod, and the bottom end of the column casing is fixed with the valve rod screw;

the protection ring is screwed and fixed at the end part of the column casing; and

the sealed box, sealed box adaptation cup joints at the column casing periphery and centre gripping is spacing between column casing bottom and protection ring, sealed box embeds there are battery, PCB board and antenna assembly, wherein, install six sensors on the PCB board, the PCB board is used for obtaining six sensor's detection data and sends to the terminal through antenna assembly.

The beneficial effects are that: this valve aperture measuring device comprises the three parts of the sealed box between the two by column casing, protection ring and centre gripping for the column casing can carry out horizontal oscillation along with the valve rod, and the column casing drives sealed box and built-in component synchronous rotation thereof, and the sealed box embeds has the battery to provide continuous electric power, realizes valve aperture detection by six sensors, and the PCB board is used for obtaining six sensor's detection data and sends to the terminal through antenna assembly, and the open and close condition of valve is mastered in real time to the terminal of being convenient for, can realize remote monitoring, need not to install transmission additional and can operate, and the on-the-spot installation of being convenient for and later maintenance have reduced detection cost, have improved aesthetic property, easily use widely.

Further, the column casing is regular octagonal trapezoid column structure, and its bottom mounting has the pier, one side threaded connection of pier has at least one first bolt, first bolt tip is contradicted on the valve rod outer wall.

Further, the inner edge of the protection ring is provided with an octagonal groove which is matched with the section of the end part of the column casing, the outer wall of the protection ring is in threaded connection with at least one second bolt, and the end part of the second bolt is abutted against the outer wall of the column casing.

Further, the seal box comprises drain pan, the face-piece of buckling connection from top to bottom, it is spacing to have sealing washer to all centre gripping between two inside and outside annular contact surfaces of drain pan, face-piece, be provided with a plurality of holding positions that adapt battery, PCB board and antenna assembly structure in the drain pan.

Further, be provided with two at least countersunk holes on the face-piece, countersunk holes are all inlayed and are equipped with the third bolt, all be provided with the spliced pole on the drain pan and be located between the adjacent holding position, the third bolt passes after the countersunk hole all with adjacent spliced pole screw fixation, just countersunk hole tip all interference inlays and is equipped with the sealant post.

Further, the antenna assembly comprises a wire clamping plate fixedly embedded between two sealing glue columns and the inner wall of the bottom shell, a flat antenna is clamped and limited between the wire clamping plate and the inner wall of the bottom shell, at least one antenna feed line clamping hole is formed in the side wall of the wire clamping plate, and a lead wire of the flat antenna passes through the antenna feed line clamping hole and is electrically connected with the PCB.

Drawings

FIG. 1 is an assembled schematic view of a valve opening measuring device according to the present utility model;

FIG. 2 is an exploded view of a valve opening measuring device according to the present utility model;

fig. 3 is a structural exploded view of an antenna assembly in a valve opening measuring device according to the present utility model.

Reference numeral 1, a column casing; 11. a pier; 12. a first bolt; 2. a protective ring; 21. a second bolt; 3. a seal box; 31. a bottom case; 32. a face shell; 33. a sealing gasket; 34. a receiving location; 35. a countersunk hole; 36. a third bolt; 37. a connecting column; 38. a sealant column; 4. a battery; 5. a PCB board; 51. a six-axis sensor; 6. an antenna assembly; 61. a wire clamping plate; 62. a planar antenna; 63. the antenna feed line clamp hole.

Detailed Description

The following description is only of the preferred embodiments of the present utility model, and the scope of the present utility model should not be limited to the examples, but should be construed as falling within the scope of the present utility model. It should also be noted that modifications and adaptations to those skilled in the art without departing from the principles of the present utility model are intended to be comprehended within the scope of the present utility model.

As shown in fig. 1 to 3, a valve opening measuring apparatus includes: a column casing 1, a protection ring 2 and a seal box 3;

further, the column casing 1 is adaptively sleeved at the end part of the valve rod, the bottom end of the column casing 1 is fixed with the valve rod screw, the column casing 1 is of a regular octagonal trapezoid column structure, a pier 11 is fixed at the bottom end of the column casing, one side of the pier 11 is in threaded connection with at least one first bolt 12, and the end part of the first bolt 12 is abutted against the outer wall of the valve rod;

specifically, the bottom sides of the column casing 1 and the abutment 11 are provided with an adapting groove for adapting to the outer wall structure of the valve rod, so that the column casing 1 and the valve rod can synchronously rotate;

specifically, the column casing 1 is of a structure design with a narrow upper part and a wide lower part, and the section of the column casing is of a regular octagonal structure design with central symmetry, so that the rotation stress is uniform.

Further, the protection ring 2 is fixed at the end part of the column casing 1 through screws, an octagonal groove which is matched with the section of the end part of the column casing 1 is formed in the inner edge of the protection ring 2, at least one second bolt 21 is connected to the outer wall of the protection ring 2 through threads, and the end part of the second bolt 21 is abutted against the outer wall of the column casing 1;

specifically, the end part of the column casing 1 penetrates out of the protection ring 2, so that a rotary tool can be conveniently sleeved, and the arrangement of the protection ring 2 plays roles of limiting the sealing box 3 and preventing the rotary tool from impacting the sealing box 3.

Further, the sealing box 3 is adaptively sleeved on the periphery of the column casing 1 and clamped and limited between the bottom end of the column casing 1 and the protection ring 2, a battery 4, a PCB (printed circuit board) 5 and an antenna assembly 6 are arranged in the sealing box 3, the sealing box 3 is composed of a bottom shell 31 and a surface shell 32 which are connected in an up-down buckling manner, sealing gaskets 33 are clamped and limited between inner and outer annular contact surfaces of the bottom shell 31 and the surface shell 32, and a plurality of containing positions 34 for adapting to the structures of the battery 4, the PCB 5 and the antenna assembly 6 are arranged in the bottom shell 31;

specifically, the sealing gasket 33 is made of rubber or silica gel material, a stepped ring is arranged on the outer side of the edge of the inner side wall and the outer side wall of the bottom shell 31, the stepped ring structure is matched with the structure of the sealing gasket 33, so that the sealing gasket 33 cannot horizontally move, a convex ring structure is arranged on the lower side of the edge of the face shell 32 corresponding to the stepped ring, and when the bottom shell 31 and the face shell 32 are combined, the convex ring structure can resist and press the sealing gasket 33;

specifically, fixedly connected with a plurality of division boards between the inside and outside lateral wall of drain pan 31, be provided with between every two division boards and hold position 34, wherein two structural designs that hold position 34 adaptation battery 4 have two arcs sunken, another holds the structure that position 34 adaptation PCB board 5, make PCB board 5 can not rock, and the pilot lamp is still installed to the upside of PCB board 5, the outside cover of pilot lamp is equipped with the leaded light post, leaded light post top and face-piece 32 contact, make the light of pilot lamp can show through leaded light post, face-piece 32, be convenient for observe the running state of PCB board 5, remaining one holds position 34 and is used for depositing antenna module 6, when drain pan 31, face-piece 32 laminating, battery 4, PCB board 5 and antenna module 6 all can be limited from top to bottom, make measuring device's assembly structure connect closely.

Further, at least two countersunk holes 35 are formed in the face shell 32, third bolts 36 are embedded in the countersunk holes 35, connecting columns 37 are arranged on the bottom shell 31 and between adjacent accommodating positions 34, the third bolts 36 are screwed with the adjacent connecting columns 37 after passing through the countersunk holes 35, and sealant columns 38 are embedded at the end parts of the countersunk holes 35 in an interference manner;

specifically, the sealant column 38 is embedded in the counter bore 35 and is higher than the surface of the face shell 32, so that rainwater penetration is prevented;

specifically, the third bolt 36 is screwed with the connecting column 37, so that the face shell 32 can be ensured to press the bottom shell 31, and the tightness of connection is ensured.

Further, the antenna assembly 6 includes a wire clamping plate 61 fixedly embedded between two of the sealant columns 38 and the inner wall of the bottom shell 31, a flat antenna 62 is clamped and limited between the wire clamping plate 61 and the inner wall of the bottom shell 31, at least one antenna wire feeding hole 63 is formed in the side wall of the wire clamping plate 61, and a wire of the flat antenna 62 passes through the antenna wire feeding hole 63 and is electrically connected with the PCB 5;

specifically, the antenna feed line clamping hole 63 is in a C-shaped structural design, and can be clamped at the outer side of a lead by virtue of elasticity of the antenna feed line clamping hole, the other end of the lead is routed along the edge of the inner wall of the bottom shell 31, and the routing is uniform and regular;

specifically, the middle part of one side of the wire clamping plate 61 facing the inner wall of the bottom shell 31 is provided with an inward recess, and the recess is adapted to the structural design of the PCB 5, so that the PCB 5 can be prevented from shaking.

Further, the six-axis sensor 51 is installed on the PCB 5, and the PCB 5 is configured to obtain detection data of the six-axis sensor 51 and send the detection data to the terminal through the antenna assembly 6;

specifically, the six-axis sensor 51 may be MPU-6000 or MPU-6050;

specifically, the terminal can be intelligent equipment such as a computer, a mobile phone or a tablet, and the tablet antenna 62 is in wireless connection with the terminal, so that the trouble of traction lines is eliminated, and the opening information is acquired more conveniently and rapidly.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A valve opening measuring device, comprising:

the column casing (1) is adaptively sleeved at the end part of the valve rod, and the bottom end of the column casing (1) is fixed with the valve rod screw;

the protection ring (2) is fixed at the end part of the column casing (1) through screws; and

the sealing box (3), sealing box (3) adaptation cup joints in the column casing (1) periphery and centre gripping is spacing between column casing (1) bottom and protection ring (2), sealing box (3) embeds battery (4), PCB board (5) and antenna module (6), wherein, install six sensors (51) on PCB board (5), PCB board (5) are used for obtaining six sensors (51)'s detection data and send to the terminal through antenna module (6);

the sealing box (3) is composed of a bottom shell (31) and a surface shell (32) which are connected through upper and lower buckles, sealing gaskets (33) are clamped and limited between inner and outer annular contact surfaces of the bottom shell (31) and the surface shell (32), a plurality of accommodating positions (34) which are used for adapting to a battery (4), a PCB (printed circuit board) (5) and an antenna assembly (6) are arranged in the bottom shell (31), at least two countersunk holes (35) are formed in the surface shell (32), third bolts (36) are embedded in the countersunk holes (35), connecting columns (37) are arranged on the bottom shell (31) and between adjacent accommodating positions (34), the third bolts (36) penetrate through the countersunk holes (35) and then are screwed with the adjacent connecting columns (37), and sealing rubber columns (38) are embedded in the end portions of the countersunk holes (35).

2. A valve opening measuring apparatus according to claim 1, wherein: the column casing (1) is regular octagonal trapezoid column structure, a pier (11) is fixed to the bottom end of the column casing, at least one first bolt (12) is connected to one side of the pier (11) in a threaded mode, and the end portion of the first bolt (12) is abutted to the outer wall of the valve rod.

3. A valve opening measuring apparatus according to claim 1, wherein: the inner edge of the protection ring (2) is provided with an octagonal groove which is matched with the cross section of the end part of the column casing (1), the outer wall of the protection ring (2) is in threaded connection with at least one second bolt (21), and the end part of the second bolt (21) is abutted against the outer wall of the column casing (1).

4. A valve opening measuring apparatus according to claim 1, wherein: the antenna assembly (6) comprises a wire clamping plate (61) fixedly embedded between two sealing glue columns (38) and the inner wall of the bottom shell (31), a flat antenna (62) is clamped and limited between the wire clamping plate (61) and the inner wall of the bottom shell (31), at least one antenna wire feeding clamping hole (63) is formed in the side wall of the wire clamping plate (61), and a lead wire of the flat antenna (62) passes through the antenna wire feeding clamping hole (63) and is electrically connected with the PCB (5).