Real-time detection system for coal storage silo

Abstract

The utility model discloses a real-time detection system for a coal storage silo, which comprises a sensor at least used for acquiring the temperature inside the silo; the interior of the spiral support is hollow to form a channel for a cable to pass through; the fixing sleeve is used for sleeving and fixing the sensor; and the base station is used for transmitting signals of the sensors to a control center. In the scheme, the spiral support is fixed in the silo through the base, the sensor used for monitoring the temperature in the silo in real time is installed at the bottom end of the spiral support through the fixing sleeve, and a temperature signal obtained by the sensor is transmitted to the base station through the cable laid in the channel in the spiral support and is obtained by the control center. Compared with a conventional long straight rod piece, the spiral structure of the spiral support can be inserted into a coal pile in the silo more easily, so that the sensor can be embedded in the coal pile more easily, and more accurate temperature information can be obtained.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of coal storage safety, especially relates to a coal storage silo real -time detection system. BACKGROUND

[0002] The coal storage silo is mainly used for temporary storage of mine coal, and most of them are provided with a carbon monoxide and methane detector safety monitoring system, the coal in the silo is measured by an operating personnel holding a temperature measuring gun to the scene, and is monitored by an observation opening observation mode. UTILITY MODEL CONTENTS

[0003] Therefore, the utility model provides a coal storage silo real -time detection system can through the base fixed spiral support in the silo interior, the bottom end of spiral support is equipped with the sensor for real -time monitoring silo interior temperature through the fixed sleeve installation, the temperature signal obtained by the sensor is transmitted to the base station through the cable laid in the channel in the spiral support, and is acquired by the control center, so that the temperature in the silo is monitored in real time, and the spiral structure of the spiral support itself can be inserted into the coal pile in the silo more easily than the conventional long straight bar, so that the sensor can be buried in the coal pile more easily, and more accurate temperature information is obtained.

[0004] To achieve the above object, the utility model provides the following technical scheme:

[0005] A coal storage silo real -time detection system, comprising:

[0006] Sensor, from the top of the silo into the silo interior, at least for obtaining the temperature in the silo interior;

[0007] Spiral support, fixed to the top end of the silo interior, and extend towards the silo interior with the posture of the included angle with the silo axis, the spiral support is hollow in the inside to form a channel for cable passing;

[0008] Fixed sleeve, fixed to the bottom end of the spiral support, the fixed sleeve is used for sleeving and fixing sensor, the channel is formed from the fixed sleeve opening, and the cable in the spiral support is inserted into the fixed sleeve and connected with the sensor from the opening;

[0009] Base station, fixed to the top end of the silo, and connected with the sensor cable, for transmitting the signal of the sensor to the control center.

[0010] Preferably, the spiral support has six and is distributed along the annular equidistant interval, and each spiral support corresponds to a sensor.

[0011] Preferably, the spiral support comprises a support fixed to the internal top wall of the silo, a mounting base rotationally connected to the support, a locking assembly for impeding rotation of the mounting base relative to the support, and a connecting rod fixed to the mounting base, the support having a cavity therein for accommodating and covering the mounting base and the locking assembly.

[0012] Preferably, the cavity extends from the bottom side of the support to the inside of the support, and the opening of the cavity is located at the bottom side of the support and extends to the side of the support.

[0013] Preferably, the sensor comprises a sensing module, a high-temperature ceramic fiber filler covering the outer wall of the sensing module, and a shell covering the high-temperature ceramic fiber filler, and the sensing end of the sensing module is exposed from the outer wall of the shell after penetrating through the high-temperature ceramic fiber filler.

[0014] Preferably, the extension direction of the sensing end is arranged at an angle of 0-30° with the horizontal plane.

[0015] Preferably, the sensor extends at least 30 cm out of the fixing sleeve.

[0016] Preferably, the sensor has a wireless communication module, the top end of the silo is fixed with a signal strength detection module, and when the signal strength of any one of the base station and the wireless communication module is less than -110 dBm, the wireless communication module and the base station jointly send the signal of the sensor.

[0017] As can be seen from the above technical solution, the real-time detection system of the coal silo provided by the utility model fixes the spiral support in the silo through the base, the bottom end of the spiral support is provided with a sensor for real-time monitoring of the temperature inside the silo through the fixing sleeve, the temperature signal obtained by the sensor is transmitted to the base station through the cable laid in the channel inside the spiral support, and is acquired by the control center, so that the temperature inside the silo is monitored in real time, and the spiral structure of the spiral support can be inserted into the coal pile inside the silo more easily than the conventional long straight rod, so that the sensor can be buried in the coal pile more easily, and more accurate temperature information can be obtained. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0019] Figure 1is a schematic view showing a structure of a coal storage silo real-time detection system according to an exemplary embodiment;

[0020] Figure 2 is a schematic view showing a position of a spiral support according to an exemplary embodiment;

[0021] Figure 3 is a schematic view showing a structure of a spiral support according to an exemplary embodiment;

[0022] Figure 4 is a schematic view showing a sensor structure according to an exemplary embodiment.

[0023] Reference signs:

[0024] 1, silo; 2, spiral support; 21, support; 211, cavity; 212, fixing seat; 22, mounting seat; 221, rotation-stopping groove; 23, connecting rod; 3, locking assembly; 31, locking nut; 32, rotation-stopping screw; 4, base station; 5, sensor; 51, shell; 52, high-temperature ceramic fiber filler; 53, induction module; 6, fixing sleeve. DETAILED DESCRIPTION

[0025] The utility model discloses a kind of coal storage silo real-time detection systems, can be fixed by base in the inside of silo with spiral support, the bottom end of spiral support is equipped with sensor for real-time monitoring the temperature in the inside of silo by fixing sleeve installation, temperature signal obtained by sensor is transmitted to base station by cable laid in the channel in the inside of spiral support, and is acquired by control center, to carry out real-time monitoring to the temperature in the inside of silo, and the spiral structure of spiral support itself can be inserted more easily in the inside of coal pile in silo compared with conventional long straight bar, so that sensor can be more easily buried in coal pile, obtain more accurate temperature information.

[0026] The technical solutions in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] The utility model discloses a kind of coal storage silo real-time detection systems, as shown in Figure 1 Figure 1 is a schematic view showing a structure of a coal storage silo real-time detection system according to an exemplary embodiment; Figure 2 is a schematic view showing a position of a spiral support according to an exemplary embodiment; Figure 3 ​is a schematic diagram showing a spiral support structure according to an exemplary embodiment; Figure 4 is a schematic diagram showing a sensor structure according to an exemplary embodiment. The following is explained in conjunction with Figures 1 to 4 .

[0028] The following specific embodiments are described in order to facilitate the understanding of the present embodiments, and the present embodiments are not limited to the following specific embodiments.

[0029] With reference to Figure 1 and Figure 2 , the present disclosure provides a coal storage silo real-time detection system, which comprises:

[0030] a sensor 5 extending into the interior of the silo 1 from the top end of the silo 1, and used at least for acquiring the temperature inside the silo 1;

[0031] a spiral support 2 fixed to the top end inside the silo 1 and extending towards the interior of the silo 1 in an attitude with an included angle with the axis of the silo 1, the spiral support 2 being hollow inside to form a passage for the cable to pass through;

[0032] a fixing ring fixed to the bottom end of the spiral support 2, the fixing ring being used for sleeving and fixing the sensor 5, the passage being formed into an opening from the fixing ring, and the cable in the spiral support 2 extending into the fixing ring from the opening and being connected with the sensor 5;

[0033] a base station 4 fixed to the top end of the silo 1 and connected with the cable of the sensor 5, and used for transmitting the signal of the sensor 5 to the control center.

[0034] For example, with reference to Figure 3 and Figure 4 , the spiral support 2 comprises a support 21 fixed to the top wall inside the silo 1, a mounting seat 22 rotationally connected with the support 21, a locking assembly 3 for blocking the rotation of the mounting seat 22 relative to the support 21, and a connecting rod 23 fixed with the mounting seat 22, the support 21 having a cavity 211 for accommodating and covering the mounting seat 22 and the locking assembly 3.

[0035] The top end of the silo 1 is closed, and the support 21 is fixedly connected to the inner top wall of the silo 1 in a horizontal posture. The cavity 211 extends from the bottom side of the support 21 to the inside of the support 21, and the opening of the cavity 211 is located at the bottom side of the support 21 and extends to the side of the support 21. The mounting seat 22 is rotationally connected to the inside of the cavity 211, and the rotation axis of the mounting seat 22 is horizontal. The connecting rod 23 is fixed to the outer wall of the mounting seat 22 in a spiral structure and can rotate synchronously with the mounting seat 22. The top end of the connecting rod 23 extends into the inside of the cavity 211 and is fixedly connected to the mounting seat 22. The bottom end of the connecting rod 23 extends downward outside the opening below the cavity 211. The fixing sleeve 6 is fixedly connected to the bottom end of the connecting rod 23 extending outside the cavity 211. The fixing sleeve 6 is in a cylindrical structure, the closed end of the fixing sleeve 6 is fixedly connected to the connecting rod 23, and the open end of the fixing sleeve 6 is arranged away from the connecting rod 23. The fixing sleeve 6 is arranged along the extension direction of the bottom end of the connecting rod 23.

[0036] The sensor 5 includes a sensing module 53, a high-temperature ceramic fiber filler 52 covering the outer wall of the sensing module 53, and a shell 51 covering the high-temperature ceramic fiber filler 52. The shell 51 is in a cylindrical structure with one end open and the other end closed, and the open end of the shell 51 covers the end face of the high-temperature ceramic fiber filler 52 in the axial direction of the shell 51. The sensing end of the sensing module 53 is exposed from the open end of the shell 51 after penetrating through the high-temperature ceramic fiber filler 52, and the end face of the sensing end of the sensing module 53 is flush with the end face of the open end of the shell 51. In order to enable the signals obtained by the sensing module 53 to be transmitted to the base station 4 through the cable in the hollow connecting rod 23, an opening is formed in the end face of the shell 51 away from the aforementioned sensing end for the cable to pass through. Similarly, an opening with the same function is also formed in the fixing sleeve 6. One end of the cable extends to the end of the sensing module 53 from the bottom end opening of the connecting rod 23, and the other end of the cable extends to the base station 4 after penetrating through the top wall of the silo 1.

[0037] The outer wall of the shell 51 and the inner wall of the fixing sleeve 6 are both provided with matching threads, and the sensor 5 can be fixedly connected to the fixing sleeve 6 by threaded connection. The sensor 5 extends 35 cm outside the fixing sleeve 6, and the extension direction of the aforementioned sensing end is arranged at an angle of 15° with the horizontal plane.

[0038] The outer wall of the support 21 is integrally formed with a fixing seat 212, the side wall of the fixing seat 212 away from the support 21 is a vertical plane, the locking assembly 3 comprises a rotation-stopping screw 32 penetrating through the fixing seat 212 and part of the support 21 and extending into the cavity 211, and a locking nut 31 threadedly connected to the rotation-stopping screw 32. The rotation-stopping screw 32 is threadedly connected with the fixing seat 212 and the base, the end of the rotation-stopping screw 32 extending into the cavity 211 is spherical, the outer wall of the spherical end of the rotation-stopping screw 32 extending into the cavity 211 is covered with metal wear-resistant sand, the side wall of the mounting seat 22 is provided with a rotation-stopping groove 221 matched with the spherical end of the rotation-stopping screw 32 extending into the cavity 211, the rotation-stopping groove 221 is a ring groove coaxial with the rotation axis of the mounting seat 22, the mounting seat 22 provided with the rotation-stopping groove 221 has a structure similar to a kong drum, the groove wall of the rotation-stopping groove 221 is also covered with metal wear-resistant sand, the rotation-stopping screw 32 can be moved into the cavity 211 by rotating, so that the spherical end of the rotation-stopping screw 32 with metal wear-resistant sand extends into the rotation-stopping groove 221 and abuts against the groove wall of the rotation-stopping groove 221, the rotation of the mounting seat 22 is hindered by the friction between the rotation-stopping screw 32 and the rotation-stopping groove 221, so that the connecting rod 23 can be kept at a fixed angle. In order to reduce the possibility that the rotation-stopping screw 32 is separated from the rotation-stopping groove 221 after being rotated, the other end of the rotation-stopping screw 32 is located on the side of the fixing seat 212 away from the support 21, the locking nut 31 has two and is threadedly connected to the rotation-stopping screw 32 exposed on the side of the fixing seat 212 away from the support 21, the two locking nuts 31 abut against each other, and one of the locking nuts 31 abuts against the side wall of the fixing seat 212 away from the support 21.

[0039] In the embodiment, the six spiral supports 2 are distributed at equal intervals along the ring.

[0040] The spiral support 2 is fixed in the silo 1 by the base, the bottom end of the spiral support 2 is provided with the sensor 5 for monitoring the temperature in the silo 1 in real time through the fixing sleeve 6, the temperature signal obtained by the sensor 5 is transmitted to the base station 4 through the cable laid in the channel in the spiral support 2 and is acquired by the control center, so that the temperature in the silo 1 is monitored in real time, and the spiral structure of the spiral support 2 can be more easily inserted into the coal pile in the silo 1 than the conventional long straight rod, so that the sensor 5 can be more easily buried in the coal pile to obtain more accurate temperature information.

[0041] In an example embodiment of the present disclosure, referring to Figure 1 The sensor 5 has a wireless communication module, the top end of the silo 1 is fixed with a signal strength detection module, when the signal strength of any one of the base station 4 and the wireless communication module is less than -110 dBm, the wireless communication module and the base station 4 jointly send the signal of the sensor 5.

[0042] The above description of disclosed embodiments enables one of ordinary skill in the art to make or use the application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein can be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A real-time detection system for coal storage silos, characterized by, The utility model relates to a kind of temperature sensor for silo, including: Sensor (5), from the top of silo (1) into the inside of the silo (1), at least for obtaining the temperature inside the silo (1); Helical support (2), fixed to the top inside of the silo (1), and with the posture of the included angle setting of the axis of the silo (1) extends towards the inside of the silo (1), the helical support (2) inside hollow forms channel for cable through; Fixed sleeve (6), fixed to the bottom of the helical support (2), the fixed sleeve (6) is used to set and fix sensor (5), the channel is formed opening from the fixed sleeve (6), the cable in the helical support (2) from the opening enters the fixed sleeve (6) and is connected with the sensor (5); Base station (4), fixed to the top of the silo (1), and with the cable of the sensor (5) connection, for transmitting the signal of the sensor (5) to control center.

2. The coal storage silo real-time detection system according to claim 1, characterized in that, The helical support (2) has six and is distributed along annular equidistant spacing, and each helical support (2) corresponds to a sensor (5).

3. The coal storage silo real-time detection system according to claim 1, characterized in that, The helical support (2) includes support (21) fixed to the top inside wall of the silo (1), mounting seat (22) rotationally connected with the support (21), locking assembly (3) for hindering the rotation of mounting seat (22) relative to the support (21), and connecting rod (23) fixed with the mounting seat (22), the support (21) has cavity (211) for accommodating and covering the mounting seat (22) and the locking assembly (3) in.

4. The coal storage silo real-time detection system according to claim 3, characterized in that, The cavity (211) extends from the bottom side of the support (21) to the inside of the support (21), and the opening of the cavity (211) is located on the bottom side of the support (21) and extends to the side of the support (21).

5. The coal storage silo real-time detection system according to claim 1, characterized in that, The sensor (5) includes sensing module (53), high-temperature ceramic fiber filler (52) covering the outer wall of the sensing module (53), and shell (51) covering the high-temperature ceramic fiber filler (52), and the sensing end of the sensing module (53) is exposed from the outer wall of the shell (51) after penetrating the high-temperature ceramic fiber filler (52).

6. The coal storage silo real-time detection system according to claim 5, characterized in that, The extension direction of the sensing end is set at an included angle of 0°-30° with the horizontal plane.

7. The coal storage silo real-time detection system according to claim 1, characterized in that, The sensor (5) extends at least 30cm outside the fixed sleeve (6).

8. The coal storage silo real-time detection system according to claim 6, characterized in that, The sensor (5) has a wireless communication module, the top of the silo (1) is fixed with a signal strength detection module, when the signal strength of any one of the base station (4) and the wireless communication module is less than-110dBm, the wireless communication module and the base station (4) jointly send the signal of the sensor (5).

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