CN218298288U - Mining ultrasonic wind speed sensor - Google Patents

Abstract

The utility model discloses a mining ultrasonic wave wind speed sensor, include: the control part and the detection part are fixedly connected; the control part comprises a protective shell, an accommodating cavity is arranged in the protective shell, a control part is arranged in the accommodating cavity, a timing unit is arranged in the control part, and an alarm assembly is arranged on the protective shell; the detection part is arranged below the control part and comprises a base, wherein detection heads used for detecting wind speed are arranged on the base, a plurality of detection heads are provided with cavities in the base, an electronic board assembly used for controlling the detection heads to work is fixedly arranged in the cavities, the electronic board assembly is electrically connected with the detection heads, and the electronic board assembly is electrically connected with the control part. The utility model discloses a through detect the head high integration with the timing unit in same device to reduce the quantity of carrying the instrument in the measurement process, thereby reduced the probability that the condition that less instrument appears losing takes place, made things convenient for the staff to hand-carry, can follow the staff and go to a plurality of places and carry out the wind speed and detect regardless of the topography influence.

Description

Mining ultrasonic wind speed sensor

Technical Field

The utility model relates to a well ventilation detects technical field, especially relates to a mining ultrasonic wave wind speed sensor.

Background

Mine ventilation is used for conveying fresh air to a wind site for a coal mine and exhausting foul air, and is a basic guarantee for mine safety and a working environment of miners. In order to timely and accurately master the running condition of an underground ventilation system, the measurement of the wind speed and the wind volume of a mine ventilation roadway is the daily work of a coal mine, and a large amount of manpower and time need to be invested. The advanced measuring device and the wind measuring method can improve the wind speed, the wind volume measuring precision and the wind measuring efficiency. At the present stage, the mine mainly adopts an impeller mechanical anemometer to measure the wind speed and the wind quantity of the wind using point. In the measuring process, the blades of the impeller mechanical anemometer rotate under the drive of wind current to drive a rotating shaft in the anemometer to move so as to realize the measurement of wind speed and wind volume.

Due to the design characteristics of the mechanical anemometer, the starting wind speed is higher (generally more than 0.2 m/s), and the requirement that the wind speed of a rock roadway is not less than 0.15m/s in coal mine safety regulations cannot be met; the mechanical anemometer measures the average wind speed by adopting a roadway section line method, so that the requirement on the experience of measuring personnel is high, and the measurement precision is greatly influenced by human factors; the measurement needs one minute, and is equipped with the stopwatch, and the measuring time is overlength, and the measuring equipment that needs to carry is more, easily appears losing or forgetting the condition of carrying in the process of carrying.

The applicant has therefore identified a need to provide a mining ultrasonic sensor that is portable.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving one of the technical problems in the related art at least to a certain extent.

In order to achieve the above object, the utility model provides a mining ultrasonic wave wind speed sensor, include: the control part and the detection part are fixedly connected;

the control part comprises a protective shell, an accommodating cavity is arranged in the protective shell, a control part is arranged in the accommodating cavity, a timing unit is arranged in the control part, and an alarm assembly is arranged on the protective shell;

the detection portion set up in the control portion below, including the base, be provided with a plurality of detecting heads that are used for detecting the wind speed on the base, a plurality of detecting heads are be provided with the cavity in the base, the cavity internal fixation is provided with the electronic plate subassembly that is used for controlling the work of detecting head, the electronic plate subassembly with the detecting head electricity is connected, just the electronic plate subassembly with the control piece electricity is connected.

The utility model discloses a detect first high integration with the timing unit in same device to reduced the quantity of carrying the instrument in the measurement process, thereby reduced the probability that the condition that less instrument appears losing takes place, made things convenient for the staff to hand-carry, can follow the staff and go a plurality of places and carry out the wind speed and detect regardless of the topography influence.

Optionally, a plurality of support rods are arranged between the base and the protective shell, the support rods are arranged in a hollow mode, and a circuit electrically connected between the electronic board assembly and the control member penetrates through the support rods.

Further, be provided with the display screen on the protective housing, the display screen with the control piece electricity is connected.

Further, a transparent shell is arranged outside the display screen.

Further, the alarm subassembly including set up in the alarm lamp of protective housing top surface and set up in hold the bee calling organ of intracavity, it is provided with a plurality of logical sound holes to correspond bee calling organ position on the protective housing.

Furtherly, it is a plurality of the detecting head is rotational symmetry and distributes and set up in the base roof, and the sense terminal slope of detecting head sets up, and a plurality of detecting head orientation protective housing center direction slope sets up.

Furthermore, two mounting plates are fixedly arranged on the top surface of the protective shell, a lifting handle is arranged between the two mounting plates, and the lifting handle is detachably, rotatably and fixedly connected with the mounting plates.

Furthermore, a bent groove which is in line with fingers is arranged at the lifting position of the lifting handle.

Furthermore, the mounting plate is provided with a positioning hole, the handle is matched with the positioning hole to be provided with a fixing hole, and a positioning bolt and nut assembly is detachably arranged in the fixing hole and the positioning hole.

Furthermore, the protective housing is divided into an upper housing and a lower housing, the upper housing is fixedly connected with the lower housing through bolts, the base is divided into an upper base body and a lower base body, and the upper base body is fixedly connected with the lower base body through bolts.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic view of the overall structure of the ultrasonic wind speed sensor for mining of the present invention;

fig. 2 is a schematic front view of the overall structure of the ultrasonic wind speed sensor for mining according to the present invention;

fig. 3 is a schematic side view of the overall structure of the ultrasonic wind speed sensor for mining according to the present invention;

FIG. 4 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 2;

fig. 5 is a schematic cross-sectional view of the portion B-B in fig. 3.

Description of reference numerals:

1. a protective shell; 11. a display screen; 12. an alarm lamp; 13. a buzzer; 14. a handle; 141. bending a groove; 15. mounting a plate; 16. positioning the bolt and nut assembly; 2. an accommodating chamber; 3. cleaning the assembly; 31. a multi-way joint; 32. an air inlet hole; 33. cleaning the holes; 34. a control member; 35. a waterproof quick-connect plug; 4. an image acquisition unit; 5. a base; 6. a probe head; 7. a support rod.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The utility model provides an intelligent probe self-cleaning mining ultrasonic wave wind speed sensor, the following elaborates with reference to fig. 1 to 5.

An intelligent probe self-cleaning mining ultrasonic wind speed sensor, referring to fig. 1 to 5, comprises: the control part and the detection part are fixedly connected;

the control part comprises a protective shell 1, a containing cavity 2 is arranged in the protective shell 1, a cleaning assembly 3 used for cleaning dust of the detection part is arranged in the containing cavity 2, the cleaning assembly 3 comprises a multi-way connector 31, an air inlet 32 communicated with the multi-way connector 31 is arranged on the protective shell 1, one side of the protective shell 1, facing the detection part, is provided with a plurality of cleaning holes 33 fixedly communicated with the rest connectors of the multi-way connector 31 in a one-to-one correspondence manner, a control part 34 is arranged in the containing cavity 2, the control part 34 comprises a self-cleaning control module, one end, facing the detection part, of the protective shell 1 is provided with an image acquisition unit 4 used for monitoring the pollution condition of the detection part in real time, and the self-cleaning control module is electrically connected with the image acquisition unit 4;

detection portion, including base 5, be provided with a plurality of detecting heads 6 that are used for detecting the wind speed on base 5, a plurality of detecting heads 6 are rotational symmetry and distribute and set up on the roof of base 5, detecting head 6 is provided with 4 in this embodiment, 4 a detecting head 6 can constitute the square one by one the line, clearance hole 33 sets up towards detecting head 6, be provided with a plurality of hollow bracing pieces 7 between base 5 of detection portion and the protective housing 1 of control portion, be provided with a plurality of electric wires that are used for electrically connecting detecting head 6 and control 34 in the bracing piece 7, and detecting head 6 sense terminal slope sets up, and a plurality of detecting heads 6 slope towards protective housing 1 central direction and set up, can make a plurality of detecting heads 6 detect the wind speed of same position on the one hand, thereby carry out multi-angle data measurement, on the other hand, 6 terminal surface slopes of detecting head can make the dust fall along the inclined plane when the terminal surface piles up, and reduced the probability that 6 terminal surfaces of detecting head touched by the staff by mistake or other mistake bumped debris. The actual wind speed calculation does not need to know the precise distance between the probes, and the wind speed can be calculated only by obtaining the ultrasonic pulse propagation time of the four probes according to the parameters obtained by wind tunnel fitting, so that the wind speed can be measured more quickly and accurately.

The utility model discloses a set up clearance subassembly 3, can clear up 6 positions of detecting head of detection portion through external high-speed wind source, utilize the pipeline with high-pressure draught direction sensor probe department, will adhere to the spot on the probe and clear away, ultrasonic sensor's measurement accuracy has been ensured, and the input of human cost and time cost has still been reduced, ultrasonic wave wind speed sensor's durable degree has been improved, self-cleaning module can also judge in real time by oneself whether clear up the probe, further reinforcing has cleared up the effect to detecting head 6.

In order to facilitate the control 34, the installation of cleaning assembly 3, set up protective housing 1 components of a whole that can function independently into upper casing and lower casing, go up through bolt fixed connection between casing and the lower casing, control 34 passes through bolt fixed setting in the interior roof of upper casing, cleaning assembly 3 sets up in casing inboard down, in this embodiment, many lead to the joint 31 and set up to the five-way joint, cleaning hole 33 is provided with 4, 4 in 5 joints of five-way joint respectively with 4 cleaning hole 33 one-to-one sealed fixed connection, and fresh air inlet 32 sets up on the lateral wall of upper casing, set up through the gas hose intercommunication between fresh air inlet 32 and the many lead to the interface, and sealed connection sets up between gas hose and fresh air inlet 32 and the many lead to the interface. The setting up of hose makes the removal between last casing and the lower casing have certain surplus, when carrying out the dismantlement of protective housing 1, goes up the casing and lifts or when the casing moves down, can not cause the upper casing to drive clearance subassembly 3 and break away from lower casing to the condition emergence of damage has been avoided appearing in the dismantlement in-process clearance subassembly 3, last casing or lower casing. Simultaneously with base 5 also detachable set up to upper base body 5 and lower base body 5, through bolt fixed connection between upper base body and the lower base body, and be formed with the cavity between upper base body and the lower base body and be used for holding the electronic plate subassembly of detecting head 6, cavity in cavity 2 and the base 5 that holds that the protective housing 1 is link up to bracing piece 7, the electric wire that arranges between the electronic plate subassembly of control 34 and detecting head 6 passes from hollow bracing piece 7.

Further, in order to realize the quick access of the wind source, a waterproof quick-connection plug 35 is arranged at the position, corresponding to the air inlet, of the outer side of the protective shell 1, and the waterproof quick-connection plug 35 is communicated with the air delivery hose in a sealing mode. The staff can carry out quick installation to the wind regime, and during external wind regime, is provided with the solenoid valve that is used for controlling the break-make of wind regime on external pipeline, not only will external wind regime pipeline switch on the gas hose through waterproof quick connector plug 35 during external wind regime, is connected the control circuit of solenoid valve and control 34 electricity simultaneously to the controller is controlled the solenoid valve. In order to further facilitate the external connection of workers with more devices, the side wall of the protective shell 1 is provided with an aerial plug for the expansion plug of other devices.

In order to more directly perceivedly survey the testing result, be connected with display screen 11 at control 34 electricity, display screen 11 sets up on protective housing 1 lateral wall, and consider the protection to display screen 11, it is provided with the transparent casing that is used for protecting display screen 11 to correspond display screen 11 position department on the casing, be provided with alarm lamp 12 on protective housing 1 roof simultaneously, be provided with bee calling organ 13 in the protective housing 1, bee calling organ 13 is connected with alarm lamp 12 and control 34 electricity, cooperation bee calling organ 13 is provided with a plurality of logical sound holes on the protective housing 1 lateral wall. The staff can observe the wind speed and the measuring time detected by the detecting head 6 through the display screen 11, and when the wind speed reaches an alarm value, the control part 34 can control the buzzer 13 and the alarm lamp 12 to work, so that the staff is warned.

In order to reduce the contamination of the probe head 6 by dust, a dust-free coating is provided on the probe end portion of the probe head 6 to reduce the adhesion of dust to the probe end portion of the probe head 6. Further, in order to realize the intelligent control to cleaning assembly 3, the self-cleaning module of control 34 is including action execution unit and timing unit for cleaning interval time to cleaning assembly is timed and is fed back timing information to display screen 11 on, when cleaning interval time reaches predetermined value, timing unit can send signal to action execution unit, and action execution unit can control the external solenoid valve that connects in waterproof swift plug position and open, thereby realizes regularly clearing up.

Furthermore, considering that the probing tip 6 may be contaminated by dust in a large area in the interval time of the regular cleaning, the image acquisition unit 4 is required to detect the probing tip 6 in real time, and the self-cleaning module of the control unit 34 further includes an image storage unit and an image analysis unit, the image storage unit is used for storing the image information transmitted by the image acquisition unit 4 to form a database of the contamination degree of the probing tip 6; the image analysis unit is used for analyzing the image information in the image acquisition unit 4 in the image storage unit, judging whether the detection head 6 needs to be cleaned or not, and sending a cleaning signal or a standby signal according to the judgment result, the action execution unit can receive the cleaning signal or the standby signal sent by the image analysis unit and send a corresponding action execution signal to the action execution part, so that real-time cleaning is realized, and in some embodiments, the action execution unit can simultaneously send a display signal to the display screen 11 for displaying the executed action at the moment.

And in order to further ensure the cleaning effect, in some embodiments, the real-time cleaning and the timing cleaning need to be ensured to exist simultaneously, and mutual interference between signals cannot occur, so that the signal sent by the timing unit to the action execution unit has higher priority than the signal sent by the image analysis unit to the action execution unit.

Further, for convenience of carrying, a handle 14 is arranged on the top wall of the protective shell 1. The staff can conveniently lift up this ultrasonic wave wind speed sensor through handle 14, can go to various places that need carry out the wind speed measurement in the pit with the staff regardless of the influence of topography. In this embodiment, handle 14's concrete mounting means is for fixed two mounting panels 15 that are provided with on protection casing 1 top surface, be provided with handle 14 between two mounting panels 15, handle 14 can dismantle with mounting panel 15 and rotate and be connected, corresponding position is provided with rotatory hole on handle 14 and the mounting panel 15 in this embodiment, and realize the swivelling joint of mounting panel 15 with handle 14 through bolt and nut between rotatory hole, thereby make handle 14 can laminate protection casing 1 roof when not needing to use, the probability that is damaged by the foreign object when having reduced handle 14 protrusion in protection casing 1 roof, and effective reasonable space on protection casing 1 upper portion has been utilized. Moreover, the lifting position of the lifting handle 14 is provided with a curved groove 141 which is in line with fingers, so that the lifting handle 14 can better fit the fingers of workers, and the probability that the lifting handle 14 slips off the hands of the workers is reduced; in some embodiments, a non-slip mat is disposed on handle 14. Further consider that the part below handle 14 may appear rocking when the staff holds handle 14 to measure, and because inertia influences in the process of carrying, the condition that the part below handle 14 will appear rocking equally, rocking for a long time in the process of carrying may produce negative effects to the parts inside protective housing 1 and base 5, rocking equally will influence the measuring result in the measuring process, in order to reduce the negative effects that rock and bring, be provided with the locating hole on mounting panel 15, handle 14 is last to cooperate the locating hole to be provided with the fixed orifices, can dismantle in fixed orifices and the locating hole and be provided with positioning bolt nut assembly 16.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A mining ultrasonic wind speed sensor is characterized by comprising: the control part and the detection part are fixedly connected;

the control part comprises a protective shell, an accommodating cavity is formed in the protective shell, a control piece is arranged in the accommodating cavity, a timing unit is arranged in the control piece, and an alarm assembly is arranged on the protective shell;

the detection portion set up in the control portion below, including the base, be provided with a plurality of detecting heads that are used for detecting the wind speed on the base, a plurality of detecting heads are be provided with the cavity in the base, the cavity internal fixation is provided with the electronic plate subassembly that is used for controlling the work of detecting head, the electronic plate subassembly with the detecting head electricity is connected, just the electronic plate subassembly with the control piece electricity is connected.

2. The mining ultrasonic wind speed sensor according to claim 1, wherein a plurality of support rods are arranged between the base and the protective shell, the support rods are arranged in a hollow manner, and a circuit electrically connected between the electronic board assembly and the control member is arranged in the support rods in a penetrating manner.

3. The ultrasonic wind speed sensor for mining of claim 1, wherein a display screen is arranged on the protective shell, and the display screen is electrically connected with the control element.

4. The mining ultrasonic wind speed sensor according to claim 3, wherein a transparent shell is arranged outside the display screen.

5. The mining ultrasonic wind speed sensor according to claim 1, wherein the alarm assembly comprises an alarm lamp arranged on the top surface of the protective shell and a buzzer arranged in the accommodating cavity, and a plurality of sound through holes are formed in the protective shell corresponding to the buzzer.

6. The ultrasonic wind speed sensor for the mine according to claim 5, wherein the plurality of detecting heads are arranged on the top wall of the base in a rotationally symmetrical distribution, the detecting ends of the detecting heads are arranged in an inclined manner, and the plurality of detecting heads are arranged in an inclined manner towards the center direction of the protective shell.

7. The mining ultrasonic wind speed sensor according to claim 1, wherein two mounting plates are fixedly arranged on the top surface of the protective shell, a handle is arranged between the two mounting plates, and the handle is detachably and rotatably connected with the mounting plates.

8. The mining ultrasonic wind speed sensor according to claim 7, wherein the lifting handle is provided with a finger-fitting curved groove at a lifting position.

9. The ultrasonic wind speed sensor for mines according to claim 7, wherein a positioning hole is provided on the mounting plate, a fixing hole is provided on the handle in cooperation with the positioning hole, and a positioning bolt and nut assembly is detachably provided in the fixing hole and the positioning hole.

10. The mining ultrasonic wind speed sensor according to claim 1, wherein the protection shell is divided into an upper shell and a lower shell, the upper shell and the lower shell are fixedly connected through bolts, the base is divided into an upper base body and a lower base body, and the upper base body and the lower base body are fixedly connected through bolts.

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