CN211621721U - Be used for thermal power plant's deep basal excavation safety detection device - Google Patents
Be used for thermal power plant's deep basal excavation safety detection device Download PDFInfo
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- CN211621721U CN211621721U CN201921564533.7U CN201921564533U CN211621721U CN 211621721 U CN211621721 U CN 211621721U CN 201921564533 U CN201921564533 U CN 201921564533U CN 211621721 U CN211621721 U CN 211621721U
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Abstract
The utility model discloses a be used for thermal power plant's deep basal to excavate safe detection device, including power supply, leveling hammer, pressure sensor and controller, the leveling hammer is connected to the power supply, levels the installation pressure sensor that hangs down, and its connection director of pressure sensor can drive the leveling hammer through the power supply and circulate the swing and strike in order to the road surface, installs the pressure sensor who installs in the leveling hammer and gives the controller with its measured data who obtains. The utility model discloses can carry out comprehensive detection to the ground of excavation, avoid surveying incomplete problem.
Description
Technical Field
The utility model relates to a detection device field, it is specific relates to a be used for thermal power plant's deep basal to excavate safe detection device.
Background
A thermal power plant, called thermal power plant for short, is a plant for producing electric energy by using coal, petroleum and natural gas as fuel, and its basic production process is that the fuel is burned in boiler to heat water and make it into steam, and the chemical energy of the fuel is converted into heat energy, and the steam pressure can drive turbine to rotate, and the heat energy can be converted into mechanical energy, then the turbine can drive generator to rotate, and the mechanical energy can be converted into electric energy. The deep foundation pit refers to an engineering with excavation depth of more than 5 meters (including 5 meters) or more than three layers (including three layers) of a basement, or a construction with excavation depth of less than 5 meters, but particularly complex geological conditions, surrounding environment and underground pipelines.
The utility model considers that at present, the deep foundation pit excavation of the thermal power plant has the following problems that firstly, the excavation safety detection device has the effect that the excavation ground can not be detected anytime and anywhere when in use; secondly, the excavation safety detection device cannot prompt in time; and thirdly, the excavation safety detection device cannot carry out leveling treatment on the excavation ground to be passed through.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a be used for the deep foundation of thermal power plant to excavate safety detection device, through setting up sensor and alarm, can carry out comprehensive survey to the ground of excavation, can avoid surveying incomplete problem to the not enough of current thermal power plant construction medium-depth foundation ditch excavation.
The utility model discloses a first purpose provides a be used for thermal power plant's deep basal excavation safety detecting device.
The second objective of the present invention is to provide a method for detecting the safety of deep foundation excavation in a thermal power plant.
In order to realize the purpose of the utility model, the utility model discloses a following technical scheme:
at first the utility model discloses a be used for thermal power plant's deep basal to excavate safe detection device, including the power supply, the leveling hammer, pressure sensor and controller, the leveling hammer is connected to the power supply, the installation pressure sensor that hangs down levelly and levelly, its connection director of pressure sensor, can drive the leveling hammer through the power supply and carry out the circulation swing in order to strike the road surface, install the pressure sensor who installs in the leveling hammer and transmit the measured data that it obtained for the controller, and by the controller analysis, contrast measuring data, in order to detect the degree of compactness on road surface, and then judge the degree of safety on road surface.
Further, still including bearing skeleton, transmission shaft, head rod and second connecting rod, bear the skeleton and be used for being connected with excavating gear, the transmission shaft rotatably is fixed in bears the skeleton, and the power supply is connected to the one end of transmission shaft, and the head rod is connected to the other end of transmission shaft, and the head rod passes through the fastener with the second connecting rod and can dismantle the connection, the second connecting rod with the levelling hammer is articulated.
Furthermore, still include first gear, second gear and connector, the first gear is connected to the power supply, first gear and second gear meshing, and the second gear is connected the transmission shaft, the tip installation connector of head, the transmission shaft can drive the connector and rotate, and then drives the head and rotate.
Furthermore, the first connecting rod with the second connecting rod all include a plurality ofly, every first connecting rod all can dismantle with the second connecting rod through the fastener and be connected, a leveling hammer is all connected to every second connecting rod.
Further, the device also comprises an alarm which is connected with the controller;
the controller is connected with a power supply.
Further, the pressure sensor is installed on the end face, used for knocking, of the leveling hammer.
Furthermore, the pressure sensors comprise a plurality of pressure sensors which are uniformly distributed on the end face of the leveling hammer, wherein the end face is used for knocking.
Furthermore, the power source is a servo motor, and the servo motor is connected with the controller and the power source.
Secondly, the utility model also discloses a be used for thermal power plant's deep basal excavation safety detection method, the power supply drives the leveling hammer and carries out the circulation swing in order to strike road surface many times, many places, makes the pressure sensor who installs in the leveling hammer detect the pressure information of leveling hammer to give the controller with pressure information transfer.
Specifically, the method comprises the following steps:
the power source drives the leveling hammer to circularly swing so as to align the p on the road surface1Knocking the point, and measuring by the pressure sensor to obtain a data group q1Feedback to the controller, which records q1；
The controller will set the sensor data q1And a preset standard value q0Comparing, if the average value of the sensor data group is found to be smaller than the standard value q0If yes, starting an alarm to alarm;
at p2、p3、…、pnThe above operation is repeated by a point, and the controller records p2、p3、…、pnPoint-corresponding sensor data set q2、q3、…、qnIf a sensor data set q is found1、q2、…、qnIs less than the standard value q0And immediately starting an alarm to alarm.
Compared with the prior art, the utility model discloses following beneficial effect has been obtained:
1. the utility model discloses an equipment as an extension of locomotive equipment, can be connected to current locomotive through the fastener and use, and the design of this kind of disconnect-type can be mastered in a flexible way, avoids extravagant current locomotive resource.
2. The utility model discloses in, because the leveling hammer has certain inertia, thereby probably produce certain reverse torque to the power supply and destroy the power supply in the reciprocating motion process, and the utility model discloses a servo motor provides power for the leveling hammer, and servo motor's a big characteristic is that anti overload capacity is strong, can bear the load that is triple times rated torque, is particularly suitable for to the occasion that has the load fluctuation in the twinkling of an eye and require quick start.
3. The utility model discloses a flexible detection distance that can increase detection device between first connecting rod and the second connecting rod can adapt to different detection ring border, and changeable distance can change the moment of torsion of levelling hammer between first connecting rod and the second connecting rod, makes the levelling hammer can provide different data reference for pressure sensor, is convenient for enlarge data collection's scope.
4. The utility model discloses the softness that pressure sensor and controller that set up can be measured the softness of ground to carry out the alarm through the place that the siren is easily collapsed and remind, in this measurement process, because pressure sensor has a plurality ofly, consequently pressure sensor's sensing data is a data set in fact, and it can avoid single point to produce great error from the regional particular case in ground of multiple point reaction.
5. The utility model discloses the shaft groove that sets up and ball transmission shaft power transmission of being convenient for reduce frictional resistance.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Figure 1 is a bottom view of embodiment 1 showing the overall structure of the device,
FIG. 2 is a schematic view showing the structure of the connection between the second connecting rod and the leveling hammer in embodiment 1,
fig. 3 is a schematic diagram of connection of electronic components in embodiment 1.
In the figure, 1, a bearing framework; 2, a servo motor; 3, a first gear; 4, a second gear; 5, a transmission shaft; 6, connecting the connector; 7, a first connecting rod; 8, fixing the bolt; 9, a second connecting rod; 10, leveling hammer; 11, a pressure sensor; 12, a power supply; 13, a controller; 14, an alarm; 15, a shaft groove; 16, a ball; 17. loading a bolt; and 18, connecting a hinge.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Just as the background art, to the not enough of current thermal power plant construction medium-deep foundation ditch excavation, the utility model aims at providing a be used for thermal power plant to excavate safety detecting device deeply, through setting up sensor and alarm, can carry out comprehensive survey to the ground of excavation, can avoid surveying incomprehensive problem, it is right to combine drawing and detailed implementation now the utility model discloses further explain.
Example 1
A safe detection device is excavated to deep basal for thermal power plant, including power supply, levelling hammer 10, pressure sensor 11 and controller 13, levelling hammer 10 is connected to the power supply, levels and hangs down installation pressure sensor 11, and its connection director 13 of pressure sensor can drive levelling hammer 10 through the power supply and carry out the circulation swing in order to strike the road surface, installs in levelling hammer 10's pressure sensor 11 and gives controller 13 with its measuring data who obtains.
Still including bearing skeleton 1, transmission shaft 5, head rod 7 and second connecting rod 9, bear skeleton 1 and be used for being connected with excavating gear, transmission shaft 5 rotatably is fixed in and bears skeleton 1, and the power supply is connected to the one end of transmission shaft 5, and head rod 7 is connected to the other end of transmission shaft 5, and head rod 7 passes through the fastener with second connecting rod 9 and can dismantle and be connected, second connecting rod 9 with levelling hammer 10 is articulated.
Still include first gear 3, second gear 4 and connector 6, first gear 3 is connected to the power supply, and first gear 3 meshes with second gear 4, and second gear 4 is connected transmission shaft 5, the end installation connector 6 of head rod 7, transmission shaft 5 can drive connector 6 and rotate, and then drive head rod 7 and rotate.
The first connecting rods 7 and the second connecting rods 9 respectively comprise a plurality of connecting rods, each first connecting rod 7 is detachably connected with the second connecting rod 9 through a fastener, and each second connecting rod 9 is connected with a leveling hammer 10.
The alarm 14 is further included, and the alarm 14 is connected with the controller 13;
the controller 13 is connected to the power source 12.
The pressure sensor 11 is mounted on the end face of the leveling hammer 10 for striking.
The pressure sensors 11 are provided in plurality, and the pressure sensors 11 are uniformly distributed on the end surface of the leveling hammer 10 for striking.
The power source is a servo motor 2, and the servo motor 2 is connected with a controller 13 and a power source 12.
In this embodiment, can install the top at excavating gear with bearing skeleton 1 through the bolt, and connect servo motor 2 and controller 13 through power 12, provide the electric energy for servo motor 2 and controller 13, servo motor 2 fixed mounting bears skeleton 1, servo motor 2 connects first gear 3, first gear 3 and second gear 4 intermeshing, servo motor 2 can drive second drive gear through first gear 3 and rotate, second drive gear's central fixed mounting transmission shaft 5, the other end of transmission shaft 5 is installed in race 15, be equipped with ball 16 in race 15, ball 16 can contact with transmission shaft 5, the rotation of transmission shaft 5 can be convenient for through the ball 16 that sets up, reduce frictional resistance's production.
The connector 6 is sleeved outside the transmission shaft 5, the transmission shaft 5 can drive the connector 6 to rotate, the connector 6 is fixedly connected with the first connecting rod 7, the first connecting rod 7 is connected with the second connecting rod 9 through the fixing bolt 8, it can be understood that the end part of the first connecting rod 7 connected with the second connecting rod 9 is provided with a plurality of connecting holes, the length between the first connecting rod 7 and the second connecting rod 9 can be adjusted by adjusting the connecting holes connected with the fixing bolt 8, and further the detection range is increased, the second connecting rod 9 can be hinged with the leveling hammer 10 through a hinge, and further, the leveling hammer 10 is driven to strike the ground in a circulating reciprocating manner through forward rotation/reverse rotation of the servo motor 2 so as to level the ground;
when the leveling hammer 10 strikes ground, ground can produce a reaction force to the leveling hammer 10, so can measure the size of reaction force through the pressure sensor 11 who strikes evenly distributed on the terminal surface at the leveling hammer 10 to give controller 13 with information transfer, controller 13 can carry out the analysis contrast to measured information, thereby can carry out the alarm to the place that easily sinks and remind.
Example 2
The method is used for the safety detection method of the deep foundation excavation of the thermal power plant, a power source drives the leveling hammer 10 to circularly swing so as to knock the road surface for multiple times and multiple places, so that the pressure sensor 11 arranged on the leveling hammer 10 detects the pressure information of the leveling hammer 10 and transmits the pressure information to the controller 13.
Specifically, the method comprises the following steps:
the power source drives the leveling hammer 10 to circularly swing to p on the road surface1The point is knocked, and the pressure sensor 11 measures the obtained data group q1Feedback to the controller 13, the controller 13 records q1；
The controller 13 maps the sensor data group q to a data group q1And a preset standard value q0Comparing, if the average value of the sensor data group is found to be smaller than the standard value q0If yes, starting an alarm to alarm;
at p2、p3、…、pnThe above operation is repeated by dots, and the controller 13 records p2、p3、…、pnPoint-corresponding sensor data set q2、q3、…、qnIf a sensor data set q is found1、q2、…、qnIs less than the standard value q0And immediately starting an alarm to alarm.
It is to be understood that, since the present embodiment is proposed based on the apparatus disclosed in embodiment 1, in the present embodiment, the sensor is providedData set q1、q2、…、qnWhich is actually a set of data, as shown in fig. 1, in embodiment 1, 6 pressure sensors 11 are installed on the end surface for striking of each leveling hammer 10, and in embodiment 1, there are 5 leveling hammers 10, and there are 30 pressure sensors 11 in total.
Data collected by 30 pressure sensors 11 are de-averaged
By using
And a standard value p0And (6) comparing.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A safe detection device is excavated to deep basal for thermal power plant, a serial communication port, including the power supply, the leveling hammer, pressure sensor and controller, the leveling hammer is connected to the power supply, the leveling hangs down installation pressure sensor, its connection director of pressure sensor, can drive the leveling hammer through the power supply and carry out the circulating swing in order to strike the road surface, install the pressure sensor who installs in the leveling hammer and give the controller with its measuring data who obtains, the controller judges the road surface degree of compaction according to the measuring data who obtains, and then judges the security on road surface.
2. The safety detecting device for deep foundation excavation of a thermal power plant as claimed in claim 1, further comprising a bearing frame, a transmission shaft, a first connecting rod and a second connecting rod, wherein the bearing frame is used for being connected with the excavating device, the transmission shaft is rotatably fixed on the bearing frame, one end of the transmission shaft is connected with a power source, the other end of the transmission shaft is connected with the first connecting rod, the first connecting rod and the second connecting rod are detachably connected through a fastener, and the second connecting rod is hinged with the leveling hammer.
3. The safety detecting device for deep foundation excavation of a thermal power plant as claimed in claim 2, further comprising a first gear, a second gear and a connector, wherein the power source is connected with the first gear, the first gear is meshed with the second gear, the second gear is connected with the transmission shaft, the connector is installed at the end of the first connecting rod, and the transmission shaft can drive the connector to rotate so as to drive the first connecting rod to rotate.
4. The safety probe for deep foundation excavation of a thermal power plant of claim 2, wherein the first connecting rod and the second connecting rod each comprise a plurality of rods, each first connecting rod being detachably connected to the second connecting rod by a fastener, each second connecting rod being connected to a leveling hammer.
5. The safety detection device for deep foundation excavation of a thermal power plant of claim 1, further comprising an alarm, the alarm being connected to the controller;
the controller is connected with a power supply.
6. The safety detecting device for deep foundation excavation of a thermal power plant according to claim 1, wherein the pressure sensor is installed at an end face of the leveling hammer for hammering.
7. The safety detection device for deep foundation excavation of a thermal power plant as claimed in claim 1, wherein the pressure sensor includes a plurality of pressure sensors, and the plurality of pressure sensors are evenly distributed on the end face of the leveling hammer for striking.
8. The deep foundation excavation safety detecting device for a thermal power plant according to claim 1, wherein the power source is a servo motor, and the servo motor is connected to the controller and the power source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921564533.7U CN211621721U (en) | 2019-09-18 | 2019-09-18 | Be used for thermal power plant's deep basal excavation safety detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921564533.7U CN211621721U (en) | 2019-09-18 | 2019-09-18 | Be used for thermal power plant's deep basal excavation safety detection device |
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| CN211621721U true CN211621721U (en) | 2020-10-02 |
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| CN201921564533.7U Active CN211621721U (en) | 2019-09-18 | 2019-09-18 | Be used for thermal power plant's deep basal excavation safety detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670641A (en) * | 2019-09-18 | 2020-01-10 | 中国电建集团山东电力建设第一工程有限公司 | Device and method for detecting safety of deep foundation excavation of thermal power plant |
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2019
- 2019-09-18 CN CN201921564533.7U patent/CN211621721U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670641A (en) * | 2019-09-18 | 2020-01-10 | 中国电建集团山东电力建设第一工程有限公司 | Device and method for detecting safety of deep foundation excavation of thermal power plant |
| CN110670641B (en) * | 2019-09-18 | 2024-01-19 | 中国电建集团山东电力建设第一工程有限公司 | Safety detection device and method for deep foundation pit excavation of thermal power plant |
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