CN210514248U

CN210514248U - Working environment detection device in pit

Info

Publication number: CN210514248U
Application number: CN201921264134.9U
Authority: CN
Inventors: 王培宇
Original assignee: Wuxi Xihui Testing Technology Co Ltd
Current assignee: Wuxi Xihui Testing Technology Co Ltd
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-05-12
Anticipated expiration: 2029-08-06

Abstract

The utility model discloses a working environment detection device in pit, concretely relates to environmental detection technical field, including the detection case, one side of detection case is provided with the wall body, the inside of detection case is provided with gas sensor, gas sensor is located the inside intermediate position of keeping away from wall body one side of detection case, one side that gas sensor is close to the wall body is provided with the alarm, one side that the alarm is close to the wall body is provided with the battery, equal electric connection between gas sensor and the battery and between alarm and the battery, the top of detection case is provided with detects moving mechanism, the both sides that the alarm was kept away from to gas sensor all are provided with air acquisition mechanism. The utility model discloses a but set up the detection case that moves on the relative I-shaped slide rail, utilize motor drive to remove the wheel and make the detection case remove to can detect in a longer section distance in tunnel in the pit, ensured the safety of work in the pit.

Description

Working environment detection device in pit

Technical Field

The utility model relates to an environment detection technology field, more specifically says, the utility model relates to a work environment detection device in pit.

Background

Along with the high-speed increase of coal demand, the coal industry has obtained very big development, but gas explosion accident frequently takes place, and traditional gas detection device only detects the position that the carrier was located, makes the carrier already be in dangerous section when reporting to the police, can't accomplish fully to the environment in the pit and detect.

The utility model discloses a patent application publication No. CN207332946U discloses a coal mine underground environment monitoring device, which comprises a main body, a display screen, an alarm, a storage power supply, a power line, a processor, an air quality sensor, a temperature and humidity sensor and a dust concentration sensor, wherein the front end of the main body is provided with the display screen, the middle part of the top end of the main body is provided with the alarm, the coal mine underground environment monitoring device of the utility model detects the underground temperature and humidity condition by the temperature and humidity sensor, when the temperature and humidity exceed the system set value, the alarm is controlled to send out an audible and visual alarm to remind the operator in time after the data is processed by the processor, the dust concentration sensor and the air quality sensor detect the underground dust concentration and the air quality condition, the data is converted into digital signals to be sent to the display screen after being processed by the processor, the specific numerical value is displayed on the, the problem of monitoring dynamics not enough is solved.

However, in actual use, the device still has many defects, for example, the device cannot move in the underground, so that the underground environment cannot be fully detected, the detection is insufficient, and a great potential safety hazard still exists.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a working environment detection device in pit, but through setting up the detection case that moves on the relative I slide rail, and inwards set up battery and gas sensor, utilize motor drive to remove the wheel and make the detection case remove, thereby can detect in a longer section distance in tunnel in the pit, the safety of working in the pit has been ensured, the rethread sets up the limiting plate at I slide rail both ends and uses with the limit switch cooperation of detection case both sides, realize the reciprocating motion of detection case on the I slide rail, in order to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a detection device for underground working environment comprises a detection box, wherein a wall body is arranged on one side of the detection box, a gas sensor is arranged in the detection box and is positioned in the middle position of one side, far away from the wall body, of the detection box, an alarm is arranged on one side, close to the wall body, of the gas sensor, a storage battery is arranged on one side, close to the wall body, of the alarm, the gas sensor and the storage battery are electrically connected, the gas sensor and the alarm are in electric signal connection, a detection moving mechanism is arranged at the top of the detection box, and air collecting mechanisms are arranged on two sides, far away from the alarm, of the gas sensor;

the detection moving mechanism comprises a hanging plate, the hanging plate is installed at the top of one end, close to a wall body, of the detection box, a hanging wheel is rotatably sleeved on one side of the hanging plate, an I-shaped slide rail is arranged on one side, far away from the hanging plate, of the hanging wheel, the circumferential surface of the hanging wheel is in rolling fit with the lower rail surface of the I-shaped slide rail, a vertical notch is formed in the matching position of the top of the detection box and the bottom of the I-shaped slide rail, a motor frame is arranged on the inner wall, close to one side of the wall body, of the detection box, a positive and negative motor is fixedly installed at the top of the motor frame, the positive and negative motor is electrically connected with a storage battery, a moving wheel is vertically and fixedly sleeved with an output shaft of the positive and negative motor;

the air collection mechanism comprises a fan, the fan is arranged on two sides of the gas sensor in the detection box and far away from the alarm, the rotating plane of the fan is parallel to the detection end face of the gas sensor, and the fan is electrically connected with the storage battery.

In a preferred embodiment, the circumferential surface of the moving wheel is sleeved with a rubber pad.

In a preferred embodiment, the hanging plates and the hanging wheels are arranged in two groups, the number of the hanging plates and the hanging wheels in each group is two, the two hanging wheels in each group are located on two sides of the i-shaped sliding rail, and the two groups of the hanging plates and the hanging wheels are respectively located on two sides of the moving wheel far away from the wall body.

In a preferred embodiment, a mounting frame and a fixing frame are fixedly connected to the top of the i-shaped sliding rail, the mounting frame and the fixing frame are fixedly connected, the i-shaped sliding rail is clamped inside the mounting frame and the fixing frame, and one side, far away from the i-shaped sliding rail, of the mounting frame is fixedly mounted on the surface of a wall body.

In a preferred embodiment, a horizontal notch is formed in the bottom end of the inner wall of the detection box close to one side of the wall, an auxiliary wheel is sleeved in the horizontal notch of the side wall of the wall in a horizontally rotating mode, and one side of the auxiliary wheel penetrates through the notch of the side wall of the wall and is attached to the surface of the wall.

In a preferred embodiment, the fixed limiting plate that has cup jointed in both ends of I-shaped slide rail, limit switch is installed respectively to the both sides that the detection case is close to the limiting plate, equal electric connection between limit switch and the positive and negative motor and between limit switch and the battery, and two limit switch and the vertical coplane setting of two limiting plates.

In a preferred embodiment, the number of the fans is two, the two fans are respectively installed at two sides of the gas sensor in the detection box, and air inlets matched with the fans are formed in two side walls of the detection box, which are close to the two fans.

In a preferred embodiment, the number of alarm is also two, and two the alarm is installed respectively in the bottom that the wall body was kept away from to the detection case both sides inner wall, two lateral walls that the detection case is close to two alarms all are provided with the public address mouth with alarm complex.

The utility model discloses a technological effect and advantage:

1. the utility model has the advantages that the detection box which can move on the I-shaped slide rail relatively is arranged, the storage battery and the gas sensor are arranged inwards, and the motor is used for driving the moving wheel to drive the detection box to move, so that the detection can be carried out in a longer distance of the underground tunnel, a large amount of detection resources are saved, the detection range of the device is enlarged, and the safety of underground work is ensured;

2. the utility model discloses a set up the limiting plate at I-shaped slide rail both ends and use with the limit switch cooperation of detection case both sides to make the detection case move to the end and make touch limit switch, make the motor reversal, finally realize the reciprocating motion of detection case on the I-shaped slide rail, realized the real-time detection to the air situation in the pit, guaranteed the security of detection;

3. the utility model discloses a set up the air intake on the detection case, utilize the fan of gas sensor both sides to carry out a large amount of collections with the outside air to directly blow the detection mouth department that sends gas sensor, thereby make the air of being surveyed more even, very big improvement the accuracy that detects.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a front view of the present invention.

Fig. 4 is a partially enlarged view of a portion a in fig. 3 according to the present invention.

Fig. 5 is a schematic structural diagram of the detection box of the present invention.

The reference signs are: the device comprises a detection box 1, a gas sensor 2, a fan 3, an alarm 4, a storage battery 5, an auxiliary wheel 6, a motor frame 7, a positive and negative motor 8, a wall body 9, a mounting frame 10, a fixing frame 11, an I-shaped sliding rail 12, a hanging wheel 13, a movable wheel 14, a hanging plate 15, an air inlet 16, a sound amplifying port 17, a limit switch 18 and a limit plate 19.

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.

The utility model relates to a downhole working environment detection device of embodiment can include detection case 1, one side of detection case 1 is provided with wall body 9, the inside of detection case 1 is provided with gas sensor 2, gas sensor 2 is located the inside intermediate position of keeping away from wall body 9 one side of detection case 1, one side that gas sensor 2 is close to wall body 9 is provided with alarm 4, one side that alarm 4 is close to wall body 9 is provided with battery 5, equal electric connection between gas sensor 2 and the battery 5 and between alarm 4 and the battery 5, electric signal connection between gas sensor 2 and the alarm 4, the top of detection case 1 is provided with the detection moving mechanism, the both sides that alarm 4 was kept away from to gas sensor 2 all are provided with air acquisition mechanism.

Referring to fig. 1 to 3 of the specification, the detection moving mechanism of the downhole working environment detection apparatus of this embodiment includes a hanger plate 15, the hanging plate 15 is arranged at the top of one end of the detection box 1 close to the wall body 9, one side of the hanging plate 15 is rotatably sleeved with the hanging wheel 13, an I-shaped sliding rail 12 is arranged on one side of the hanging wheel 13 far away from the hanging plate 15, the circumferential surface of the hanging wheel 13 is in rolling fit with the lower rail surface of the I-shaped sliding rail 12, a vertical notch is arranged at the matching position of the top of the detection box 1 and the bottom of the I-shaped slide rail 12, a motor frame 7 is arranged on the inner wall of the detection box 1 close to one side of the wall body 9, the top of the motor frame 7 is fixedly provided with a positive and negative motor 8, the positive and negative motor 8 is electrically connected with the storage battery 5, the output shaft of the positive and negative motor 8 is vertically and fixedly sleeved with a moving wheel 14, and the top of the moving wheel 14 penetrates through a notch in the top of the detection box 1 and is tightly attached to the bottom of the I-shaped sliding rail 12.

Further, a rubber pad is sleeved on the circumferential surface of the moving wheel 14.

Further, the hanging plates 15 and the hanging wheels 13 are arranged into two groups, the number of the hanging plates 15 and the number of the hanging wheels 13 in each group are two, the hanging wheels 13 in each group are located on two sides of the I-shaped sliding rail 12, and the hanging plates 15 and the hanging wheels 13 in each group are located on two sides, far away from the wall 9, of the movable wheels 14.

Further, the top fixedly connected with mounting bracket 10 and mount 11 of I-shaped slide rail 12, fixed connection between mounting bracket 10 and the mount 11 to with the inside of I-shaped slide rail 12 block at mounting bracket 10 and mount 11, one side fixed mounting that I-shaped slide rail 12 was kept away from to mounting bracket 10 is on the surface of wall body 9.

Furthermore, a horizontal notch is formed in the bottom end of the inner wall, close to one side of the wall body 9, of the detection box 1, an auxiliary wheel 6 is horizontally sleeved in the horizontal notch of the side wall of the wall body 9 in a rotating mode, and one side of the auxiliary wheel 6 penetrates through the notch of the side wall of the wall body 9 and is attached to the surface of the wall body 9.

Further, the fixed limiting plate 19 that has cup jointed in both ends of I-shaped slide rail 12, limit switch 18 is installed respectively to the both sides that detection case 1 is close to limiting plate 19, equal electric connection, just two between limit switch 18 and the positive and negative motor 8 and between limit switch 18 and the battery 5 limit switch 18 and the vertical coplane setting of two limiting plates 19.

The implementation scenario is specifically as follows: in practical use, an I-shaped slide rail 12 with a certain length is installed on the wall of an underground tunnel through a fixed frame 11 and an installation frame 10, then hanging wheels 13 and hanging plates 15 on a detection box 1 are sleeved into the I-shaped slide rail 12, so that the detection box 1 can continuously slide along the I-shaped slide rail 12, two groups of four hanging wheels 13 are arranged, the detection box 1 can be ensured to be more stable in moving, an auxiliary wheel 6 rolling between one side of the detection box 1 and a wall 9 is arranged, the detection box 1 can be supported in an auxiliary manner, collision between the detection box 1 and the wall 9 is avoided, a positive and negative motor 8 in the detection box 1 is used for driving a moving wheel 14 to roll, friction between the moving wheel 14 and the bottom of the I-shaped slide rail 12 is used for promoting the detection box 1 to automatically move and detect in a longer range of the underground tunnel under the condition that the internal storage battery 5 supplies power, and the detection box 1 is installed on the I-shaped slide rail 12, install limiting plate 19 at the both ends of I-shaped slide rail 12, it makes to move to a certain terminal position when detection case 1, limit switch 18 that can pass through detection case 1 both sides contacts with limiting plate 19, thereby open the reversal switch of positive and negative motor 8, make detection case 1 reverse movement, finally realize the reciprocating motion of detection case 1 on I-shaped slide rail 12, so that the device can detect in real time in the long section distance in tunnel in the pit, thereby it reports to the police in advance to have harm at the air quality, make the staff in the pit discover in advance, a large amount of detection resources have been practiced thrift, the detection range of device has been increased, the safety of working in the pit has been ensured.

Referring to the attached drawings 1-5 in the specification, the air collecting mechanism of the underground working environment detection device in the embodiment comprises a fan 3, the fan 3 is installed on two sides, far away from the alarm 4, of the gas sensor 2 in the detection box 1, the rotation plane of the fan 3 is parallel to the detection end face of the gas sensor 2, and the fan 3 is electrically connected with the storage battery 5.

Further, the number of the fans 3 is two, the fans 3 are respectively installed on two sides of the gas sensor 2 in the detection box 1, and the air inlets 16 matched with the fans 3 are formed in two side walls, close to the two fans 3, of the detection box 1.

Further, the quantity of alarm 4 also is two, and two alarm 4 installs respectively in the bottom of the both sides inner wall that wall body 9 was kept away from to detection case 1, two lateral walls that detection case 1 is close to two alarm 4 all are provided with alarm 4 complex public address mouth 17.

The implementation scenario is specifically as follows: when in actual use, through set up fan 3 in gas sensor 2's both sides, and the gas sensor 2 who adopts is: GTH1000 mining gas sensor, make detection case 1 when removing, the air intake 16 of seting up through 1 both sides of detection case carries out a large amount of collections with the outside air, and directly blow the detection mouth department of sending gas sensor 2, thereby make the measured air more even, very big improvement the accuracy that detects, and through setting up two alarms 4, and set up two complex public address mouths 17, can make gas superscript, the more abundant of alarm sound transmission, thereby guarantee workman's safety in the pit.

In summary, the following steps: in practical use, the detection box 1 capable of moving relative to the I-shaped slide rail 12 is arranged, the storage battery 5 and the gas sensor 2 are arranged inwards, the forward and reverse motors 8 are used for driving the moving wheels 14 to drive the detection box 1 to move, so that detection can be carried out in a long distance of an underground tunnel, the safety of underground work is guaranteed, the limiting plates 19 are arranged at two ends of the I-shaped slide rail 12 and are matched with the limiting switches 18 at two sides of the detection box 1 for use, the reciprocating motion of the detection box 1 on the I-shaped slide rail 12 is finally realized, the real-time detection of the underground air condition is realized, the detection safety is guaranteed, finally, the air inlet 16 is arranged on the detection box 1, a large amount of external air is collected by the fans 3 at two sides of the gas sensor 2 and is directly blown to the detection port of the gas sensor, so that the detected air is more uniform, the accuracy of detection is greatly improved.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A downhole working environment detection device comprises a detection box (1), and is characterized in that: a wall body (9) is arranged on one side of the detection box (1), a gas sensor (2) is arranged in the detection box (1), the gas sensor (2) is positioned in the middle position of one side of the detection box (1) far away from the wall body (9), an alarm (4) is arranged on one side of the gas sensor (2) close to the wall body (9), a storage battery (5) is arranged on one side of the alarm (4) close to the wall body (9), the gas sensor (2) and the storage battery (5) as well as the alarm (4) and the storage battery (5) are electrically connected, the gas sensor (2) is connected with the alarm (4) through an electric signal, the top of the detection box (1) is provided with a detection moving mechanism, and both sides of the gas sensor (2) far away from the alarm (4) are provided with air collecting mechanisms;

the detection moving mechanism comprises a hanging plate (15), the hanging plate (15) is installed at the top of a detection box (1) close to one end of a wall body (9), a hanging wheel (13) is sleeved on one side of the hanging plate (15), one side of the hanging wheel (13) far away from the hanging plate (15) is provided with an I-shaped sliding rail (12), the periphery of the hanging wheel (13) is in rolling fit with the lower rail surface of the I-shaped sliding rail (12), a vertical notch is formed in the top of the detection box (1) and the bottom of the I-shaped sliding rail (12) in a matching position, the inner wall of the detection box (1) close to one side of the wall body (9) is provided with a motor frame (7), the top of the motor frame (7) is fixedly provided with a positive and negative motor (8), the positive and negative motor (8) is electrically connected with a storage battery (5), the output shaft of the positive and negative motor (8) is, the top of the moving wheel (14) penetrates through a notch in the top of the detection box (1) and is tightly attached to the bottom of the I-shaped sliding rail (12);

the air collection mechanism comprises a fan (3), the fan (3) is installed on two sides of the gas sensor (2) inside the detection box (1) and far away from the alarm (4), the rotating plane of the fan (3) is parallel to the detection end face of the gas sensor (2), and the fan (3) is electrically connected with the storage battery (5).

2. A downhole working environment detecting device according to claim 1, wherein: the circumferential surface of the moving wheel (14) is sleeved with a rubber pad.

3. A downhole working environment detecting device according to claim 1, wherein: hanger plate (15) and hanging wheel (13) set up to two sets ofly, and every group the quantity of hanger plate (15) and hanging wheel (13) is two, and every group is two hanging wheel (13) all is located the both sides of I-shaped slide rail (12), and two sets of hanger plate (15) and hanging wheel (13) are located the both sides that remove wheel (14) and keep away from wall body (9) respectively.

4. A downhole working environment detecting device according to claim 1, wherein: the top fixedly connected with mounting bracket (10) and mount (11) of I slide rail (12), fixed connection between mounting bracket (10) and mount (11) to with I slide rail (12) block in the inside of mounting bracket (10) and mount (11), one side fixed mounting that I slide rail (12) were kept away from in mounting bracket (10) is on the surface of wall body (9).

5. A downhole working environment detecting device according to claim 1, wherein: the inner wall bottom that detection case (1) is close to wall body (9) one side is seted up there is horizontal notch, just horizontal rotation has cup jointed auxiliary wheel (6) in the horizontal notch of wall body (9) lateral wall, one side of auxiliary wheel (6) runs through the notch of wall body (9) lateral wall and laminates with the surface of wall body (9).

6. A downhole working environment detecting device according to claim 1, wherein: fixed the cup joint in both ends of I-shaped slide rail (12) has limiting plate (19), limit switch (18) are installed respectively to the both sides that detection case (1) is close to limiting plate (19), equal electric connection between limit switch (18) and positive and negative motor (8) and between limit switch (18) and battery (5), and two limit switch (18) and the vertical coplane setting of two limiting plate (19).

7. A downhole working environment detecting device according to claim 1, wherein: the quantity of fan (3) is two, and two the both sides of installing gas sensor (2) in detection case (1) respectively fan (3), two lateral walls that detection case (1) is close to two fan (3) all offer with fan (3) complex air intake (16).

8. A downhole working environment detecting device according to claim 1, wherein: the quantity of alarm (4) also is two, and two alarm (4) are installed respectively in the bottom of the both sides inner wall of detecting box (1) keeping away from wall body (9), two lateral walls that detecting box (1) is close to two alarm (4) all are provided with alarm (4) complex public address mouth (17).