Environmental safety monitoring device for gas engineering operation site

Abstract

The utility model relates to an environmental safety monitoring device for a gas engineering operation site, which comprises a base, fixing nails are arranged at four corners of the bottom of the base, each fixing nail is composed of a cylinder and a first conical tip, a cavity is formed in each cylinder, and a plurality of fixing through holes communicated with the cavities are formed in the left side and the right side of each cylinder. A compression spring is arranged on the wall, corresponding to the fixing through hole, of the cavity, a fixing rod is arranged on the inner side of the compression spring in a sleeving mode, a second conical tip is arranged at one end of the fixing rod, a movable block is fixedly connected to the other end of the fixing rod, one side of the movable block is fixedly connected with the compression spring, and an inclined face is arranged on the other side of the movable block; a piston rod of the first hydraulic cylinder is fixedly connected with an inserting column downwards, the inserting column extends into the bottom of the cavity through the through hole, the bottom end of the inclined face abuts against the inserting column, and the end, where the second conical tip is located, of the fixing rod extends out of the column body through the fixing through hole. The device can be stably fixed, the monitoring height and direction can be adjusted, and the device is more practical.

Description

Technical Field

[0001] The utility model belongs to the technical field of gas engineering, and in particular relates to an environmental safety monitoring device used in a gas engineering operation site. Background Art

[0002] At present, at the operation site of gas engineering, it is usually necessary to conduct real-time monitoring of the combustible gas concentration, oxygen concentration, and toxic and harmful gas concentration in the on-site environment to ensure the safety of the operation. The monitoring instruments used are combustible gas concentration monitors, oxygen concentration monitors, and toxic and harmful gas concentration monitors. In actual use, most of the above three monitoring instruments are installed on the same support frame, and then the support frame is fixed in a suitable position for monitoring. However, the existing conventional support frame is not fixed firmly enough, and it is easily affected by adverse environmental factors such as external wind and tipped over in actual use. In addition, the monitoring height and azimuth are fixed and cannot be adjusted, and the use is not flexible and convenient, resulting in low monitoring quality and failure to meet actual needs, which needs to be improved. Utility Model Content

[0003] In view of this, the purpose of the utility model is to provide an environmental safety monitoring device for use at a gas engineering operation site, which can achieve a more stable and reliable fixation of the entire device and can flexibly adjust the monitoring height and orientation to solve the above-mentioned problems.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: an environmental safety monitoring device for gas engineering operation sites, including a base, wherein fixing nails are fixedly arranged at the four corners of the bottom of the base, and the fixing nails are composed of a column and a first cone tip coaxially fixed to the bottom of the column, a square cavity is opened in the column, and a plurality of fixing through holes distributed vertically at intervals and connected to the cavity are opened on the left and right sides of the column corresponding to the cavity, and a compression spring is fixedly arranged on the cavity wall corresponding to each fixing through hole, and a fixing rod is sleeved on the inner side of the compression spring, and the fixing rod can pass through the corresponding fixing through hole and one end of the fixing through hole is coaxially fixed with a second cone tip, and the other end is fixedly connected to a movable block, one side of the movable block is fixedly connected to the corresponding compression spring, and the other side is inclined upward and provided with an inclined surface, a through hole is opened on the base corresponding to the cavity, and a first hydraulic cylinder is fixedly mounted above the through hole, and the The piston rod of the first hydraulic cylinder is downward and fixedly connected with a plug column, and the plug column can be extended to the bottom of the cavity through the through hole, and the bottom end of the inclined surface abuts against the plug column, and one end of the fixed rod where the second cone tip is located extends to the outside of the column through the corresponding fixed through hole. A support seat is fixedly arranged at the center of the top of the base, a controller is fixedly arranged on one side of the support seat, and a motor is built-in on the upper part, and the output shaft of the motor extends upward from the support seat and is coaxially fixedly connected with a turntable, and a second hydraulic cylinder is coaxially fixedly arranged on the turntable, and the piston rod of the second hydraulic cylinder is upward and coaxially fixedly connected with the support column, an alarm is fixedly arranged on the top of the support column, and a combustible gas concentration monitor, an oxygen concentration monitor and a toxic and harmful gas concentration monitor are detachably connected to the peripheral side, and the first hydraulic cylinder, the motor, the second hydraulic cylinder, the alarm, the combustible gas concentration monitor, the oxygen concentration monitor and the toxic and harmful gas concentration monitor are all electrically connected to the controller.

[0005] Preferably, the fixing rod is matched with the corresponding fixing through hole.

[0006] Preferably, the plug post is matched with the corresponding through hole.

[0007] Preferably, three groups of evenly distributed cross plates are fixedly connected to the circumferential side of the support column, an electric push rod is built into the tail end of the cross plate and a mounting box is fixedly connected to the tail end, the electric push rod is electrically connected to the controller and its telescopic end faces the mounting box, the top of the mounting box is open, and a limiting through hole corresponding to the telescopic end of the electric push rod is provided on one side close to the electric push rod, the bottom of the combustible gas concentration monitor, the oxygen concentration monitor and the toxic and harmful gas concentration monitor are all fixedly provided with a mounting block, the mounting block is inserted into the mounting box and a limiting blind hole is provided at a position corresponding to the limiting through hole, the telescopic end of the electric push rod passes through the corresponding limiting through hole and is inserted in the corresponding limiting blind hole.

[0008] Preferably, the mounting block is matched with the corresponding mounting box, and the telescopic end of the electric push rod is matched with the corresponding limiting through hole and limiting blind hole.

[0009] Preferably, an inverted U-shaped support plate is fixedly provided on the base on the left and right sides of the support seat along the front-to-back direction, a third hydraulic cylinder is vertically fixedly provided on the horizontal part of the support plate, the piston rod of the third hydraulic cylinder is downward and fixedly connected to a lifting plate, a through groove for the lifting plate to pass through is provided on the base corresponding to the lifting plate, and casters are installed on the front and rear sides of the bottom of the lifting plate.

[0010] Preferably, a battery is built into the lower part of the support seat, and the first hydraulic cylinder, motor, second hydraulic cylinder, alarm, combustible gas concentration monitor, oxygen concentration monitor, toxic and harmful gas concentration monitor, electric push rod and third hydraulic cylinder are all electrically connected to the battery through a controller.

[0011] The beneficial effect of the utility model is that when in use, the device is first fixed at a suitable monitoring position. The specific operation is as follows: first press down the base, and with the cooperation of the structural characteristics of the first cone tip, the fixing nail can be nailed vertically into the ground until the base touches the ground. Then, the first hydraulic cylinder is operated to extend its piston rod, which can drive the corresponding plug column to move downward, so that the plug column passes through the through hole and extends into the cavity until the bottom end of the plug column touches the bottom of the cavity. During the process, the movable block can move itself toward the direction of the corresponding fixed through hole without affecting the downward movement of the plug column under the action of its inclined surface, and compress the compression spring, drive the fixing rod to pass through the corresponding fixed through hole, and with the cooperation of the second cone tip, the fixing rod can be nailed horizontally into the corresponding ground. In this way, double limit fixation can be achieved through the cooperation of the fixing nail and the multiple fixing rods thereon, which can greatly enhance the stability and reliability of the fixation of the entire device, avoid the device from tipping over, and make it safer to use. When the device needs to be disassembled, it is only necessary to operate the first hydraulic cylinder to shrink its piston rod, which can drive the plug post to move upward and reset. Driven by the resetting elastic force of the compression spring, the fixing rod can automatically return to the cavity, release the lateral fixation, and then move the device upward to pull out the fixing nail.

[0012] After the device is fixed, the combustible gas concentration monitor, oxygen concentration monitor and toxic and harmful gas concentration monitor on the side of the support column can be used to perform gas monitoring operations on the corresponding environment. During the process, the overall monitoring height can be flexibly adjusted by the extension and retraction of the piston rod of the second hydraulic cylinder, and the direction of the monitoring instrument can be flexibly adjusted by the rotation of the turntable driven by the motor to meet the monitoring needs, making the device more flexible and practical as a whole. The data monitored by each monitoring instrument is fed back to the controller. When the concentration information of combustible gas and toxic and harmful gas received by the controller exceeds the set value or the oxygen concentration information received is lower than the set value, the controller can automatically control the alarm to start the alarm to ensure the safety of the operation, which is safer and more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a main structural schematic diagram of the utility model;

[0014] Figure 2 This is a schematic diagram of the main structure of the fixing nail of the utility model when the plug post is not inserted into the cavity;

[0015] Figure 3 It is a schematic diagram of the top view of the fixing nail when the plug post of the utility model has not been inserted into the cavity;

[0016] Figure 4 This is a schematic diagram of the main structure of the fixing nail when the plug post of the utility model is extended into the cavity;

[0017] Figure 5 It is a schematic diagram of the main structure of the horizontal plate and the installation box of the utility model;

[0018] Figure 6 This is a schematic diagram of the main structure of the mounting block of the utility model;

[0019] Figure 7 This is a schematic diagram of the main structure when the installation block of the utility model is connected to the installation box;

[0020] Figure 8 It is a left-side structural schematic diagram of the base of the utility model.

[0021] The numbers in the figure are: 1 is a base, 2 is a fixing nail, 3 is a column, 4 is a first cone tip, 5 is a cavity, 6 is a fixed through hole, 7 is a compression spring, 8 is a fixing rod, 9 is a second cone tip, 10 is a movable block, 11 is an inclined plane, 12 is a through hole, 13 is a first hydraulic cylinder, 14 is a plug column, 15 is a support seat, 16 is a controller, 17 is a motor, 18 is a turntable, 19 is a second hydraulic cylinder, 20 is a support column, 21 is an alarm, 22 is a combustible gas concentration monitor, 23 is an oxygen concentration monitor, 24 is a toxic and harmful gas concentration monitor, 25 is a horizontal plate, 26 is an electric push rod, 27 is an installation box, 28 is a limit through hole, 29 is a mounting block, 30 is a limit blind hole, 31 is a support plate, 32 is a third hydraulic cylinder, 33 is a lifting plate, 34 is a through slot, 35 is a caster, and 36 is a battery. DETAILED DESCRIPTION

[0022] The utility model is further described in detail below with reference to the accompanying drawings and specific implementation methods:

[0023] like Figures 1 to 8As shown, an environmental safety monitoring device for gas engineering operation sites includes a base 1, and fixing nails 2 are fixed at the four corners of the bottom of the base 1. The fixing nails 2 are composed of a column 3 and a first cone tip 4 coaxially fixed at the bottom of the column 3. A square cavity 5 is opened in the column 3, and a plurality of fixing through holes 6 are opened on the left and right sides of the column 3 corresponding to the cavity 5, which are distributed vertically at intervals and communicated with the cavity 5. A compression spring 7 is fixed on the cavity wall of the cavity 5 corresponding to each fixing through hole 6, and a fixing rod 8 is sleeved on the inner side of the compression spring 7. The fixing rod 8 can pass through the corresponding fixing through hole 6, and a second cone tip 9 is coaxially fixed on one end of the fixing through hole 6, and a movable block 10 is fixedly connected to the other end. One side of the movable block 10 is fixedly connected to the corresponding compression spring 7, and the other side is inclined upward and provided with an inclined surface 11. A through hole 12 is provided on the base 1 corresponding to the cavity 5, and a first hydraulic cylinder 13 is fixedly mounted above the through hole 12. The piston rod of the first hydraulic cylinder 13 faces downward and is fixedly connected to a plug column 14. The plug column 14 can extend to the bottom of the cavity 5 through the through hole 12, and the bottom end of the inclined surface 11 abuts against the plug column 14. One end of the fixed rod 8 where the second cone tip 9 is located extends to the outside of the column 3 through the corresponding fixed through hole 6. A support seat 15 is fixedly provided at the center of the top of the base 1, a controller 16 is fixedly provided on one side of the support seat 15, a motor 17 is built-in at the upper part, the output shaft of the motor 17 extends upward from the support seat 15 and is coaxially fixedly connected to a turntable 18, a second hydraulic cylinder 19 is coaxially fixedly provided on the turntable 18, the piston rod of the second hydraulic cylinder 19 is upward and coaxially fixedly connected to a support column 20, an alarm 21 is fixedly provided on the top of the support column 20, a combustible gas concentration monitor 22, an oxygen concentration monitor 23 and a toxic and harmful gas concentration monitor 24 are detachably connected on the peripheral side, and the first hydraulic cylinder 13, the motor 17, the second hydraulic cylinder 19, the alarm 21, the combustible gas concentration monitor 22, the oxygen concentration monitor 23 and the toxic and harmful gas concentration monitor 24 are all electrically connected to the controller 16;

[0024] When in use, the device is first fixed at a suitable monitoring position. The specific operation is as follows: first press down the base 1, and with the cooperation of the structural characteristics of the first cone tip 4, the fixing nail 2 can be nailed vertically into the ground until the base 1 hits the ground. Then, the first hydraulic cylinder 13 is operated to extend its piston rod, which can drive the corresponding plug post 14 to move downward, so that the plug post 14 passes through the through hole 12 and extends into the cavity 5, until the bottom end of the plug post 14 hits the bottom of the cavity 5. During the process, the movable block 10, under the action of its inclined surface 11, can move itself toward the direction of the corresponding fixed through hole 6 without affecting the downward movement of the plug post 14, and compress the compression spring 7, drive the fixing rod 8 to pass through the corresponding fixed through hole 6, and with the cooperation of the second cone tip 9, the fixing rod 8 can be nailed horizontally into the corresponding ground. In this way, the cooperation of the fixing nail 2 and the multiple fixing rods 8 thereon can achieve double limit fixation, which can greatly enhance the stability and reliability of the fixation of the entire device, prevent the device from tipping over, and make it safer to use. When the device needs to be disassembled, it is only necessary to operate the first hydraulic cylinder 13 to shrink its piston rod, which can drive the plug post 14 to move upward and reset. Driven by the restoring elastic force of the compression spring 7, the fixing rod 8 can automatically return to the cavity 5, release the lateral fixation, and then move the device upward to pull out the fixing nail 2.

[0025] After the device is fixed, the combustible gas concentration monitor 22, oxygen concentration monitor 23 and toxic and harmful gas concentration monitor 24 on the side of the support column 20 can be used to perform gas monitoring operations on the corresponding environment. During the process, the overall monitoring height can be flexibly adjusted by the extension and retraction of the piston rod of the second hydraulic cylinder 19, and the direction of the monitoring instrument can be flexibly adjusted by the rotation of the turntable 18 driven by the motor 17 to meet the monitoring needs, making the device as a whole more flexible and practical. The data monitored by each monitoring instrument is fed back to the controller 16. When the concentration information of combustible gas and toxic and harmful gas received by the controller 16 exceeds the set value or the oxygen concentration information received is lower than the set value, the controller 16 can automatically control the alarm 21 to start the alarm prompt to ensure the safety of the operation, which is safer and more practical.

[0026] In this embodiment, the fixing rod 8 is matched with the corresponding fixing through hole 6 to ensure smooth extension of the fixing rod 8 and cooperate to achieve further fixing operation.

[0027] In this embodiment, the plug post 14 is matched with the corresponding through hole 12 to ensure that the plug post 14 can smoothly extend into the cavity 5 to cooperate to achieve further fixing operation.

[0028] In this embodiment, three groups of evenly distributed horizontal plates 25 are fixedly connected to the circumferential side of the support column 20, an electric push rod 26 is built into the tail end of the horizontal plate 25 and a mounting box 27 is fixedly connected to the tail end, the electric push rod 26 is electrically connected to the controller 16 and its telescopic end faces the mounting box 27, the top of the mounting box 27 is open, and a limiting through hole 28 corresponding to the telescopic end of the electric push rod 26 is opened on one side close to the electric push rod 26. The bottom of the combustible gas concentration monitor 22, the oxygen concentration monitor 23 and the toxic and harmful gas concentration monitor 24 are all fixed with a mounting block 29, which is inserted into the mounting box 27 and has a limited blind hole 30 at a position corresponding to the limited through hole 28. The telescopic end of the electric push rod 26 penetrates the corresponding limited through hole 28 and is inserted into the corresponding limited blind hole 30, so that when installing the corresponding monitoring instrument, it is only necessary to first insert the corresponding mounting block 29 into the corresponding mounting box 27, and then operate the corresponding electric push rod 26 to extend its telescopic end until its telescopic end penetrates the limited through hole 28 and is inserted into the corresponding limited blind hole 30, and then the mounting block 29 is inserted and fixed, and the fixed installation of the corresponding monitoring instrument is completed, and the installation is stable and does not affect subsequent use. When the monitoring instrument needs to be disassembled, it is only necessary to operate the electric push rod 26 to shrink and reset its telescopic end, so as to release the plug-in fixation of the mounting block 29, and then pull out the mounting block 29. In this way, the corresponding monitoring instruments can be conveniently disassembled, assembled and replaced, making the overall use of the device more flexible, convenient and practical.

[0029] In this embodiment, the mounting block 29 is matched with the corresponding mounting box 27, and the telescopic end of the electric push rod 26 is matched with the corresponding limiting through hole 28 and limiting blind hole 30 to ensure smooth fixed installation of the corresponding monitoring instrument.

[0030] In this embodiment, an inverted U-shaped support plate 31 is fixedly provided on the base 1 on the left and right sides of the support seat 15 along the front and rear direction, and a third hydraulic cylinder 32 is vertically fixedly provided on the horizontal part of the support plate 31, and the piston rod of the third hydraulic cylinder 32 is downwardly facing and fixedly connected to a lifting plate 33, and a through slot 34 for the lifting plate 33 to pass through is opened on the base 1 corresponding to the lifting plate 33, and casters 35 are installed on the front and rear sides of the bottom of the lifting plate 33, so that in actual use, when the position of the device needs to be adjusted, after the device is lifted, the third hydraulic cylinder 32 can be operated to extend its piston rod, drive the lifting plate 33 to pass through the through slot 34 and move downward until the bottom end of the caster 35 is lower than the first cone tip 4, and then the device is put down, so that the caster 35 can be placed on the ground, and through the cooperation of four sets of casters 35, the device can be flexibly moved and walked, so that the device can be quickly transported and adjusted into place. After it is in place, lift the device again and operate the third hydraulic cylinder 32 to shrink its piston rod, driving the caster 35 to move up to the top of the base 1 and store it, which will not affect the fixed use of the device through the fixing nail 2. The operation is simple, making the overall use of the device more flexible, convenient and practical.

[0031] In this embodiment, a battery 36 is built into the lower part of the support seat 15, and the first hydraulic cylinder 13, the motor 17, the second hydraulic cylinder 19, the alarm 21, the combustible gas concentration monitor 22, the oxygen concentration monitor 23, the toxic and harmful gas concentration monitor 24, the electric push rod 26 and the third hydraulic cylinder 32 are all electrically connected to the battery 36 through the controller 16, so that in actual use, the battery can be used to power the corresponding electrical components, and the controller controls the movement of the corresponding components to cooperate to achieve the corresponding operation. The first hydraulic cylinder 13, the motor 17, the second hydraulic cylinder 19, the alarm 21, the combustible gas concentration monitor 22, the oxygen concentration monitor 23, the toxic and harmful gas concentration monitor 24, the electric push rod 26, the third hydraulic cylinder 32, the controller 16 and the battery 36 can all adopt existing technologies.

[0032] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An environmental safety monitoring device for a gas engineering operation site, comprising a base, characterized in that: The four corners of the bottom of the base are fixed with fixing nails, and the fixing nails are composed of a column and a first cone tip coaxially fixed to the bottom of the column, a square cavity is opened in the column, and a plurality of fixing through holes distributed vertically at intervals and connected to the cavity are opened on the left and right sides of the column corresponding to the cavity, and a compression spring is fixed on the cavity wall corresponding to each fixing through hole, and a fixing rod is sleeved on the inner side of the compression spring, and the fixing rod can pass through the corresponding fixing through hole and one end of the fixing through hole is coaxially fixed with a second cone tip, and the other end is fixedly connected to a movable block, one side of the movable block is fixedly connected to the corresponding compression spring, and the other side is inclined upward and has an inclined surface, a through hole is opened on the base corresponding to the cavity, and a first hydraulic cylinder is fixedly mounted above the through hole, and the piston rod of the first hydraulic cylinder is downward and fixedly connected to a plug column, and the plug column can The cam is provided with a plurality of locking plates, the plurality of locking plates having a plurality of locking plates, the plurality of locking plates having a plurality of locking plates respectively configured to be connected to the plurality of locking plates of the camshaft and the plurality of locking plates respectively.

2. The environmental safety monitoring device for gas engineering operation site according to claim 1 is characterized in that: The fixing rod is matched with the corresponding fixing through hole.

3. The environmental safety monitoring device for gas engineering operation site according to claim 1 is characterized in that: The plug posts are matched with the corresponding through holes.

4. The environmental safety monitoring device for gas engineering operation site according to claim 1 is characterized in that: Three groups of evenly distributed cross plates are fixedly connected to the circumferential side of the support column, an electric push rod is built in the tail end of the cross plate and a mounting box is fixedly connected to the tail end, the electric push rod is electrically connected to the controller and its telescopic end faces the mounting box, the top of the mounting box is open, and a side portion close to the electric push rod is provided with a limiting through hole corresponding to the telescopic end of the electric push rod, the bottom of the combustible gas concentration monitor, the oxygen concentration monitor and the toxic and harmful gas concentration monitor are all fixedly provided with a mounting block, the mounting block is inserted in the mounting box and a limiting blind hole is provided at a position corresponding to the limiting through hole, the telescopic end of the electric push rod passes through the corresponding limiting through hole and is inserted in the corresponding limiting blind hole.

5. The environmental safety monitoring device for gas engineering operation site according to claim 4 is characterized in that: The mounting block is matched with the corresponding mounting box, and the telescopic end of the electric push rod is matched with the corresponding limiting through hole and limiting blind hole.

6. The environmental safety monitoring device for gas engineering operation site according to claim 4 is characterized in that: An inverted U-shaped support plate is fixedly arranged on the bases on the left and right sides of the support seat along the front-to-back direction, a third hydraulic cylinder is vertically fixedly arranged on the horizontal part of the support plate, the piston rod of the third hydraulic cylinder is downwardly facing and fixedly connected to a lifting plate, a through groove for the lifting plate to pass through is provided on the base corresponding to the lifting plate, and casters are installed on the front and rear sides of the bottom of the lifting plate.

7. The environmental safety monitoring device for gas engineering operation site according to claim 6 is characterized in that: A battery is built into the lower part of the support seat, and the first hydraulic cylinder, the motor, the second hydraulic cylinder, the alarm, the combustible gas concentration monitor, the oxygen concentration monitor, the toxic and harmful gas concentration monitor, the electric push rod and the third hydraulic cylinder are all electrically connected to the battery through a controller.

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