CN210136246U - Bidirectional wind speed sensor for coal mine - Google Patents

Abstract

The utility model discloses a two-way wind speed sensor for coal mine, which comprises a detection part, wherein an integrated connecting boss is fixed on the bottom end surface of the detection part, connecting bulges are fixed at four corners of the bottom end surface of the connecting boss, a connecting column is arranged at the bottom of the connecting boss, a connecting sheet is fixed at the top end of the connecting column, a connecting groove is formed in the surface of the connecting sheet, and a circular groove is formed in the bottom end of the connecting groove relative to the inside of the connecting sheet; through the connection arch of design, on the basis of guaranteeing original connection for the convenience all very is all dismantled in the installation, smooth silk and rusty phenomenon can not appear, and more perfect is got up in the use, and the laminating board of in use cooperation design simultaneously can further improve stability, and through the sponge piece of design, when can producing more dust on the display screen surface, clear up the dust, avoid the dust to adhere and cause the unsafe phenomenon of number of degrees on the display screen.

Description

Bidirectional wind speed sensor for coal mine

Technical Field

The utility model belongs to the technical field of air velocity transducer, concretely relates to two-way air velocity transducer is used in colliery.

Background

The wind speed sensor can continuously monitor the wind speed and the wind volume of the place, can display the wind speed and the wind volume of the roadway in real time, and is an important instrument for measuring mine ventilation safety parameters

The existing bidirectional wind speed sensor still has some defects when in use: current two-way air velocity transducer all adopts the bolt to fix spliced pole and test part in the installation of earlier stage, though stability obtains guaranteeing, nevertheless easily in long-time the use, appears rustting and phenomenon such as smooth silk, for causing great puzzlement, has great limitation to the dismantlement of later stage is repaiied, consequently has certain improvement space.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two-way air velocity transducer is used in colliery to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a bidirectional wind speed sensor for coal mines comprises a detection part, wherein an integrated connecting boss is fixed on the bottom end surface of the detection part, the four corners of the bottom end surface of the connecting boss are fixed with connecting bulges, the bottom of the connecting boss is provided with a connecting column, a connecting piece is fixed at the top end of the connecting column, a connecting groove is arranged on the surface of the connecting piece, a round groove is arranged at the bottom end of the connecting groove relative to the inside of the connecting piece, the circular groove is communicated with the connecting groove, an attaching plate is arranged inside the circular groove, a cavity groove for placing the attaching plate is arranged on the inner wall of the top of the circular groove, a connecting spring is connected between the attaching plate and the cavity groove, the connecting protrusion penetrates through the connecting groove to be connected with the connecting piece, the connecting piece is clamped into the circular groove through rotation of the connecting protrusion, and the attaching plate is attached to and connected with the connecting protrusion.

Preferably, the surface of the detection part is provided with a groove, the display screen is embedded into the inner side of the groove, side grooves are symmetrically formed in two sides of the groove relative to the top end of the display screen, a supporting plate is arranged on the inner side of the groove, the two ends of the supporting plate are clamped into the side grooves and are in sliding connection with the detection part, a shifting block penetrating through the side grooves to the outer surface of the detection part is fixed to one end of the supporting plate, a sponge block is fixed to the bottom end of the supporting plate, and the sponge block is connected with the surface of the display screen in a laminating mode.

Preferably, the cross section of the connecting protrusion is of a T-shaped structure, and the width of the connecting protrusion is four fifths of the width of the connecting groove.

Preferably, the bottom end of the connecting column is fixed with a connecting cover which is of a hollow cuboid structure.

Preferably, a vertical detection rod is fixed at the middle point inside the connecting cover, and the detection rod and the circle center of the connecting column are located on the same vertical line.

Preferably, the inner wall of the connecting cover is symmetrically fixed with detection blocks, and the detection blocks are in a circular truncated cone structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the designed connecting bulge ensures that the installation and the disassembly are very convenient on the basis of ensuring the original connection, the phenomena of thread slipping and rusting can not occur, the use is more perfect, and meanwhile, the stability can be further improved by matching the designed attaching plate in use;

2. through the sponge piece of design, can clear up the dust when the display screen surface produces more dust, avoid the dust to adhere and cause the unsafe phenomenon of degree on the display screen, when not using, the side edge at the display screen can be placed to the backup pad simultaneously, can not influence degree and aesthetic property.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the connection between the connection post and the connection boss of the present invention;

FIG. 3 is a cross-sectional view of the connection piece and the connection protrusion of the present invention;

FIG. 4 is an enlarged schematic view of the area A in FIG. 3 according to the present invention;

FIG. 5 is a cross-sectional view of the detecting member and the supporting plate according to the present invention;

fig. 6 is an enlarged schematic view of the area B in fig. 5 according to the present invention.

In the figure: 1. a detection section; 2. connecting columns; 3. a connecting cover; 4. a detection lever; 5. a detection block; 6. connecting the bosses; 7. connecting sheets; 8. a connecting projection; 9. connecting grooves; 10. a circular groove; 11. a connecting spring; 12. attaching a plate; 13. a support plate; 14. shifting blocks; 15. a side groove; 16. a display screen; 17. a sponge block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 4, the present invention provides a technical solution: a bidirectional wind speed sensor for coal mines comprises a detection part 1, an integrated connecting boss 6 is fixed on the bottom end face of the detection part 1, connecting bulges 8 are fixed at four corners of the bottom end face of the connecting boss 6, a connecting column 2 is arranged at the bottom of the connecting boss 6, a connecting sheet 7 is fixed at the top end of the connecting column 2, a connecting groove 9 is formed in the surface of the connecting sheet 7, a circular groove 10 is formed in the bottom end of the connecting groove 9 relative to the inside of the connecting sheet 7, the circular groove 10 is communicated with the connecting groove 9, an attaching plate 12 is arranged inside the circular groove 10, a cavity groove for placing the attaching plate 12 is formed in the inner wall of the top of the circular groove 10, a connecting spring 11 is connected between the attaching plate 12 and the cavity groove, the connecting bulges 8 penetrate through the connecting groove 9 to be connected with the connecting sheet 7, the connecting bulges 8 are clamped into the circular groove 10, connect protruding 8 through the design, on the basis of guaranteeing original connection for the convenience all very is all dismantled in the installation, smooth silk and rusty phenomenon can not appear, uses more perfect, and the laminating board 12 of in use cooperation design simultaneously can further improve stability.

Example 2

Referring to fig. 1 to 6, the present invention provides a technical solution: a bidirectional wind speed sensor for coal mines comprises a detection part 1, an integrated connecting boss 6 is fixed on the bottom end face of the detection part 1, connecting bulges 8 are fixed at four corners of the bottom end face of the connecting boss 6, a connecting column 2 is arranged at the bottom of the connecting boss 6, a connecting sheet 7 is fixed at the top end of the connecting column 2, a connecting groove 9 is formed in the surface of the connecting sheet 7, a circular groove 10 is formed in the bottom end of the connecting groove 9 relative to the inside of the connecting sheet 7, the circular groove 10 is communicated with the connecting groove 9, an attaching plate 12 is arranged inside the circular groove 10, a cavity groove for placing the attaching plate 12 is formed in the inner wall of the top of the circular groove 10, a connecting spring 11 is connected between the attaching plate 12 and the cavity groove, the connecting bulges 8 penetrate through the connecting groove 9 to be connected with the connecting sheet 7, the connecting bulges 8 are clamped into the circular groove 10, connect protruding 8 through the design, on the basis of guaranteeing original connection for the convenience all very is all dismantled in the installation, smooth silk and rusty phenomenon can not appear, uses more perfect, and the laminating board 12 of in use cooperation design simultaneously can further improve stability.

In this embodiment, it is preferable, the surface of detection part 1 is seted up flutedly, the inboard embedding of recess has display screen 16, side slot 15 has been seted up for the top symmetry of display screen 16 to the both sides of recess, the inboard of recess is provided with backup pad 13, the both ends card of backup pad 13 is gone into in side slot 15 and detection part 1 sliding connection, the one end of backup pad 13 is fixed with the shifting block 14 that runs through side slot 15 to detection part 1 surface, the bottom mounting of backup pad 13 has sponge piece 17, sponge piece 17 is connected with the surface laminating of display screen 16, sponge piece 17 through the design, can be when the more dust of display screen 16 surface production, clear up the dust, avoid the dust to adhere and cause the unsafe phenomenon of number of degrees on display screen 16, simultaneously when not using, backup pad 13 can place the side edge of display screen 16, can not influence number of degrees and aesthetic property.

The utility model discloses a theory of operation and use flow: when the utility model is used, the detection part 1 is arranged at the position to be detected, then when the wind in the coal mine flows through the inside of the connecting cover 3, the wind quantity is detected through the detection rod 4 and the detection block 5, and then the degree is transmitted into the detection part 1 and is displayed through the display screen 16;

in the earlier stage of mounting the detection component 1 and the connecting column 2, firstly, the connecting sheet 7 fixed at the top end of the connecting column 2 is aligned with the bottom end face of the connecting boss 6, the connecting groove 9 formed on the top end face of the connecting sheet 7 is aligned with the connecting boss 8, the connecting boss 8 is inserted into the connecting groove 9, then the connecting column 2 is integrally rotated, the connecting boss 8 positioned at the inner side of the connecting groove 9 is rotated into the circular groove 10, at the moment, the connecting boss 8 moves to be intersected with the connecting groove 9, so that the connection is completed, meanwhile, the attaching plate 12 is extruded by the bottom end of the connecting boss 8, the attaching plate 12 is stressed to compress the connecting spring 11, the connecting spring 11 generates rebound force, the bottom end face of the connecting spring 11 is tightly attached to the surface of the connecting boss 8, so as to increase the connection stability, in long-term use, when more dust and other impurities are adhered to the display, stir shifting block 14, shifting block 14 drives backup pad 13, and backup pad 13 drives sponge piece 17 and strikes off the dust on display screen 16 surface through sponge piece 17 at the surface motion of display screen 16, and when not using, removes backup pad 13 to the side of display screen 16, avoids influencing the reading.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a two-way air velocity transducer for coal mine, includes detecting element (1), the bottom end face of detecting element (1) is fixed with the connection boss (6) of integral type, its characterized in that: the connecting lug boss (6) bottom end face four corners department is fixed with connecting protrusion (8), the bottom of connecting lug boss (6) is provided with spliced pole (2), the top of spliced pole (2) is fixed with connection piece (7), spread groove (9) have been seted up on the surface of connection piece (7), circular recess (10) have been seted up for the inside of connection piece (7) to the bottom of spread groove (9), circular recess (10) and spread groove (9) are the communicating state, the inside of circular recess (10) is provided with attaching plate (12), the top inner wall department of circular recess (10) sets up the chamber groove that supplies attaching plate (12) to place, be connected with coupling spring (11) between attaching plate (12) and the chamber groove, connecting protrusion (8) run through spread groove (9) and are connected with connection piece (7), connecting piece (7) are gone into circular recess (10) with connecting protrusion (8) card through the rotation, the attaching plate (12) is attached to the connecting protrusion (8).

2. The coal mine bidirectional wind speed sensor according to claim 1, wherein: the surface of detection part (1) is seted up flutedly, the inboard embedding of recess has display screen (16), side channel (15) have been seted up for the top symmetry of display screen (16) in the both sides of recess, the inboard of recess is provided with backup pad (13), the both ends card of backup pad (13) is gone into in side channel (15) and detection part (1) sliding connection, the one end of backup pad (13) is fixed with shifting block (14) that run through side channel (15) to detection part (1) surface, the bottom mounting of backup pad (13) has sponge piece (17), sponge piece (17) are connected with the surface laminating of display screen (16).

3. The coal mine bidirectional wind speed sensor according to claim 1, wherein: the cross section of connecting protrusion (8) is T type structure, the width of connecting protrusion (8) is four fifths of connecting groove (9) width.

4. The coal mine bidirectional wind speed sensor according to claim 1, wherein: the bottom of spliced pole (2) is fixed with connecting cover (3), connecting cover (3) hollow cuboid structure.

5. The coal mine bidirectional wind speed sensor according to claim 4, wherein: the detection device is characterized in that a detection rod (4) in a vertical shape is fixed at the middle point inside the connecting cover (3), and the detection rod (4) and the circle center of the connecting column (2) are located on the same vertical line.

6. The coal mine bidirectional wind speed sensor according to claim 5, wherein: the inner wall of the connecting cover (3) is symmetrically fixed with detection blocks (5), and the detection blocks (5) are in a circular truncated cone structure.

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