CN111593654A - Force measurement heightening system based on multipoint stress balance and intelligent adjusting method - Google Patents
Force measurement heightening system based on multipoint stress balance and intelligent adjusting method Download PDFInfo
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- CN111593654A CN111593654A CN202010473624.0A CN202010473624A CN111593654A CN 111593654 A CN111593654 A CN 111593654A CN 202010473624 A CN202010473624 A CN 202010473624A CN 111593654 A CN111593654 A CN 111593654A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
- E01D19/048—Bearings being adjustable once installed; Bearings used in incremental launching
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
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Abstract
The invention discloses a force measurement heightening system based on multipoint stress balance and an intelligent adjusting method, wherein the force measurement heightening system comprises the following steps of: installing a height adjustment device with a sensor device; the data processing platform is arranged for receiving the force data of the heightening device fed back by the sensor device; the data processing platform automatically calculates the received stress data of each heightening device to obtain a theoretical equilibrium stress value of each heightening device, compares the theoretical equilibrium stress value with the monitoring value of each heightening device, and automatically calculates and displays the stress adjustment value of the overloaded or air-out heightening device by the internal system; and converting the obtained stress value of the heightening device into a heightening power application value, and heightening the power applied to the heightening device with uneven stress by taking the value as a control index until each heightening device reaches a balanced stress range. The invention takes the balanced stress of the full-bridge heightening device as a control index, does not need to jack the bridge, is more reliable compared with the traditional height control mode, and better meets the design requirement.
Description
Technical Field
The invention relates to the technical field of bridge height adjusting devices, in particular to a force measuring and height adjusting system and an intelligent adjusting method based on multipoint stress balance.
Background
The bridge heightening device is an important structural component for connecting an upper structure and a lower structure of a bridge, and can reliably transmit the counter force and the deformation (displacement and corner) of the upper structure of the bridge to the lower structure of the bridge, wherein the basin-type heightening device has the advantages of large bearing capacity, large displacement, flexible corner, consistent rotation performance in all directions and wide temperature application range, so that the basin-type heightening device is widely applied to municipal administration, roads and railway bridges, and in the construction and operation processes of the bridge, in order to ensure the safety of the bridge, the stress condition (including vertical bearing capacity, the internal force distribution condition of each section of the structure and the like) of the heightening device needs to be known at any time. Once the height adjusting device is empty, the durability of the height adjusting device is affected, the number of designed supporting points is reduced, the bearing limit of the adjacent height adjusting device is aggravated, the height adjusting device is in an overload state, and the normal service life of the height adjusting device is shortened, so that the stress mode of the height adjusting device is changed, the multi-point stress and deflection single-point stress is generated, the structural damage is induced, the safety and the health of the structure of the height adjusting device are threatened, and disasters such as beam falling are easy to occur.
In the installation process of the height adjusting device, whether the stress of the height adjusting device on the same section is uniform or not can not be accurately controlled, the micro-void phenomenon can not be accurately measured, after obvious void occurs, the height of the height adjusting device is adjusted by means of inserting steel plates, screwing threads, filling and grouting and the like, the density of the height adjusting device with a beam body and a pier is guaranteed, the stress and the stress balance of each fulcrum after adjustment cannot be checked, the monitoring means is backward, blindness is strong, the accuracy of visual inspection and simple measurement modes is not high, the potential change rule of internal force at the structural fulcrum cannot be timely mastered, unbalanced stress of the fulcrum cannot be timely found, the whole process from uneven stress to obvious void of the fulcrum is started, effective data support is lacked to timely take prevention and control measures, and possible diseases caused by change of a supporting mode are avoided.
The height adjustment of the existing height adjustment device can be realized only by lifting a beam body by basically adopting a base plate height adjustment and a spiral height adjustment mode, and the height adjustment method and the flow are complex, troublesome in construction and high in cost; although the filling height-adjusting mode does not need to lift the beam body, the height-adjusting amount can only be determined by analyzing the theoretical bearing stress condition of the height-adjusting device or manually monitoring the stress of the height-adjusting device before height adjustment, the period for determining the height-adjusting amount is long, the accuracy is low, the stress change of each height-adjusting device cannot be determined in the height-adjusting process and after height adjustment, and hidden danger is brought to the safety of the structure.
The existing common jacking mode comprises a motor, a high-pressure hydraulic pump, an oil tank, an operation control system, a jack, an oil pipe, a flow divider and the like, displacement control is used as an index, but the jacking process is complex, the design working face is wide, the displacement control is used as a core, the stress effect of the jacking post-heightening device cannot be determined, traffic on a closed bridge is generally required, the social influence is large, the construction progress is slow, and the cost is high.
Disclosure of Invention
The invention aims to provide a force measurement heightening system and a force measurement heightening method based on multipoint stress balance.
In order to solve the technical problem, the invention adopts the following scheme:
an intelligent adjusting method based on multipoint stress balance comprises the following steps:
s1: installing a height adjusting device with a sensor device, and installing the height adjusting device on the abutment pad;
s2: the data processing platform is arranged for receiving the stress data of the height adjusting device fed back by the sensor device, and then the upper beam body of the height adjusting device is erected or cast;
s3: the data processing platform automatically analyzes and calculates the received stress data of each heightening device, obtains a theoretical equilibrium stress value of each heightening device, compares the theoretical equilibrium stress value with the monitoring value of each heightening device, and sends out overload or air-out early warning of different levels according to the exceeding range if the monitoring value of a certain heightening device is larger than or smaller than the equilibrium stress value, and simultaneously, the internal system automatically calculates and displays the corresponding adjustment force value of the overload or air-out heightening device;
s4: the obtained stress adjusting value of the height adjusting device is converted into a force applying value of the height adjusting power, the force applying value is used as a control index to automatically adjust the height of the height adjusting device which is not uniformly stressed until each height adjusting device reaches a balanced stress range, and compared with the existing height adjusting technology of the height adjusting device, the force applying value of the height adjusting device cannot ensure that each height adjusting device can be within the balanced stress range after the height of the height adjusting device is adjusted, multiple times of adjustment is possibly needed, time and labor are wasted, and the effect is not good.
In the step of S1, the user can,
s11: the height adjusting device is provided with a reserved space when being designed, the reserved space is used for installing a height adjusting transmission device, the height adjusting transmission device can be realized by an existing hydraulic device or a mechanical device with transmission power, such as a jack, when the height is adjusted, the height adjusting transmission device is connected into a height adjusting power system to adjust the height, and the height adjusting power system is in butt joint with the height adjusting transmission device in the reserved space, so that stepless height adjustment can be realized, each height adjusting device is in a range of balanced stress, compared with the existing height adjusting method, the height adjusting device can realize stepless height adjustment of the height adjusting device without jacking a beam body or closing a road section, the height adjusting process is simplified, the construction is convenient, and the height adjusting method is simple, convenient and reliable.
In the step of S2, the user can,
s21: the demodulator of the monitoring device is connected with the sensor device arranged on the height adjusting device through a signal wire, and the demodulator transmits a data processing platform through a wireless network or a wired network.
In the step of S3, the user can,
s31: starting a monitoring device, and monitoring the load stress change condition of the heightening device;
s311: by comparing the monitored force data with the equilibrium force value of the heightening device;
s312: if the monitoring data are larger than the balance stress value of the heightening device, sending an overload early warning, and if the monitoring data are smaller than the balance stress value of the heightening device, sending a void early warning, and accurately positioning the heightening device with uneven stress;
s313: and the data processing platform calculates the corresponding adjusting force value of the height adjusting device according to the monitoring data.
In the step of S4, the user can,
s41: feeding back a stress adjusting force value of the heightening device calculated by the data processing platform to the heightening power system, wherein the heightening power system is in butt joint with the heightening transmission device in the reserved space;
s42: the heightening power system converts the obtained corresponding adjusting force value of the heightening device into an heightening power application value, and applies power to the heightening device with uneven stress to be heightened by taking the value as a control index;
s421: in the power application process, the monitoring device monitors the stress condition of each heightening device in real time, and the heightening is completed until each heightening device reaches the range of the balanced stress value.
In step S5: in the operation process, the data processing platform finds the overload or the disengaging condition of the heightening devices in time, compares the monitoring stress data of each heightening device with the theoretical equilibrium stress value of the heightening device, if the monitoring stress data of each heightening device is not matched with the equilibrium stress value, sends out an overload or disengaging early warning, accurately positions the heightening device with uneven stress, calculates the corresponding adjustment value of the heightening device according to the monitoring data, feeds the corresponding adjustment value back to the heightening power system, converts the obtained corresponding adjustment value of the heightening device into an heightening power application value, applies power to the heightening device with uneven stress by taking the value as a control index to perform lowering or raising until each heightening device reaches the equilibrium stress value range.
The utility model provides a dynamometry system of increaseing based on multiple spot atress is balanced, includes the device of increaseing, and the device of increaseing can adopt the current device of increaseing that has the function of increaseing, and the device of increaseing is inside to be equipped with sensor device and to be used for installing the headspace of increaseing transmission.
Preferably, the height-adjusting transmission device can be pre-installed in the reserved space or installed in the reserved space when the height needs to be adjusted, the height-adjusting power system is used for applying a power value to the height-adjusting transmission device, and the height-adjusting transmission device can realize the height adjustment of the height-adjusting device by applying power to the height-adjusting transmission device in the reserved space of the height-adjusting device.
Preferably, the height adjusting device is any one of a threaded height adjusting support, a filling height adjusting support, a backing plate type height adjusting support or a wedge type height adjusting support.
The invention has the following beneficial effects:
1. starting from the basic function bearing of the heightening device, the stress of the heightening device is used as a control index to realize the stress balance of the heightening devices at all points of the full bridge, the service life of the heightening device is greatly prolonged, the safety of the structure is greatly improved, and the phenomenon of the heightening device falling off is completely avoided.
2. The development of the modularized heightening power system and the integration of the monitoring device replace the traditional process of multipoint synchronous jacking displacement control in a mode of single-point heightening bearing force control of an overloaded or vacated heightening device, the accuracy is high, the efficiency is greatly improved, and the influence on the structure is reduced to the maximum extent.
3. The sensor device full life cycle durability of heightening device is higher, removable design, can monitor heightening device's vertical bearing capacity through the data processing platform, realizes carrying out accuracy, continuous, effectual monitoring to heightening device vertical bearing capacity, and data pass through sensor device and transmit for monitoring devices, and monitoring devices transmits data to visual terminal through the data processing platform, and the operator can in time know the atress situation of bridge heightening device.
4. The heightening power system is in butt joint with the heightening transmission device in the reserved space, stepless heightening can be achieved, each heightening device can be within a balanced stress range, stepless heightening of the heightening device can be achieved without jacking a beam body, the heightening process is simplified, construction is convenient, and the heightening method is simple, convenient and reliable.
Drawings
FIG. 1 is a schematic flow chart of the method of the present invention.
FIG. 2 is a view of the installation structure of the height adjusting device;
fig. 3 is a structural view of the beam body after installation.
Figure 4 is a schematic view of the lifting process,
fig. 5 is a schematic structural diagram of the height-adjusting transmission device installed in the reserved space.
Reference numerals: 1-monitoring device, 2-data processing platform, 3-heightening power system, 4-heightening device, 5-reserving space, and 6-heightening transmission device.
Detailed Description
The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited to these examples.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "longitudinal", "direction-finding", "horizontal", "inner", "outer", "front", "rear", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships that the products of the present invention are usually placed in when used, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "open," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
As shown in fig. 1-3, an intelligent adjustment method based on multipoint stress balance includes the following steps:
s1: installing a height adjusting device 4 with a sensor device, wherein the height adjusting device 4 can adopt the existing height adjusting support with the height adjusting function and the stress change of the bridge, and the height adjusting device can adopt the principles of hydraulic height adjustment, filling height adjustment or wedge height adjustment, such as a threaded height adjusting support, a filled height adjusting support, a cushion plate type height adjusting support or a wedge type height adjusting support;
s11: the height adjusting device 4 is provided with a reserved space 5 during early design, the reserved space 5 is used for installing a height adjusting transmission device 6, the height adjusting transmission device 6 in the reserved space is in butt joint with the height adjusting power system 3 during height adjustment, the height adjusting power system 3 provides a power source for the height adjusting transmission device 6, and the height adjusting transmission device 6 drives the height adjusting device 4 to automatically adjust the height;
s12: the height adjusting devices 4 are fixedly installed on the abutment padstones through anchor bolts, and the installation number of the specific height adjusting devices 4 is determined according to design requirements.
S2: the data processing platform 2 is arranged for receiving stress data of the height adjusting device 4 fed back by the sensor device;
s21: an external monitoring device 1 is connected with a height-adjusting device 4, a demodulator of the monitoring device 1 is connected with a sensor device arranged on the height-adjusting device 4 through a signal wire, and the demodulator is transmitted to a data processing platform 2 through a wireless network or a wired network;
s22: then the upper beam body of the height-adjusting device 4 is erected or poured.
S3: the data processing platform 2 automatically analyzes and calculates the received stress data of each heightening device 4, obtains a theoretical equilibrium stress value of each heightening device 4, compares the theoretical equilibrium stress value with the monitoring value of each heightening device 4, and sends out overload or disengaging early warning of different levels according to the exceeding range if the monitoring value of a certain heightening device 4 is larger or smaller than the equilibrium stress value, and simultaneously, the internal system automatically calculates and displays the stress adjustment value of the overload or disengaging heightening device 4; for example, three height adjusting devices are arranged below the beam body, the sensor device generates three data through mechanical change fed back by the force measuring device, the data are respectively 300N, 400N and 500N, the theoretical equilibrium horizontal value of each height adjusting device is the average value of the three data, 400N is adopted, then the monitoring value is compared with the equilibrium value, the stress data of the first height adjusting device on the side is low, the data processing platform 2 sends out a corresponding-grade disengaging early warning, the stress data of the second height adjusting device is consistent, no early warning is sent out, the stress data of the third height adjusting device is high, and an overload early warning of a corresponding grade is sent out, and the comparison is carried out.
S31: starting the monitoring device 1 to monitor the load stress change condition of the heightening device 4;
s311: by comparing the monitored force data with the equilibrium force values of the height adjusting device 4;
s312: if the monitoring data are larger than the balanced stress value of the heightening device 4, sending an overload early warning to reduce the stress load of the heightening device 4 to the balanced stress value, and if the monitoring data are smaller than the balanced stress value of the heightening device 4, sending an empty early warning to increase the stress load of the heightening device 4 to the balanced stress value and accurately positioning the position of the heightening device 4 with uneven stress;
s313: the data processing platform 2 calculates the adjustment value to be adjusted of the height adjusting device 4 according to the monitoring data, according to the above practical example, the adjustment value to be adjusted of the first height adjusting device is 100N higher, the second height adjusting device is unchanged, and the third height adjusting device needs to be adjusted by 100N lower.
S4: the obtained stress adjustment value of the heightening device 4 is converted into an heightening power application value, the value is used as a control index to automatically lower or raise the power applied to the heightening device 4 which is not stressed uniformly until each heightening device 4 reaches a balanced stress range, according to the actual stress adjustment value in the S313, a 100N heightening power value is applied to the first heightening device, the second heightening device is unchanged, and the third heightening device applies a 100N heightening power value, so that the stress of the three heightening devices is 400N, and the range of theoretical balanced stress values is reached.
S41: according to the stress adjustment value of the heightening device 4 calculated by the data processing platform 2, feeding back to the heightening power system 3 through the data processing platform 2, butting the heightening power system 3 and the heightening device 4 to prepare for increasing or decreasing the stress of the heightening device 4, wherein the heightening power system is the existing heightening technology and can be completed in a hydraulic or pneumatic mode;
s42: the heightening power system 3 converts the obtained corresponding adjusting force value of the heightening device 4 into an heightening power application value or a heightening power reduction value, and performs the lowering or raising of the power applied to the heightening device 4 which is stressed unevenly by taking the value as a control index;
s421: in the power application process, the monitoring device 1 monitors the stress condition of each heightening device 4 in real time until each heightening device reaches 4 within the range of the balanced stress value, and then the heightening is completed.
S5: in the later operation process, the data processing platform 2 timely discovers the overload or the air-out condition of the height adjusting devices 4, compares the monitoring stress data of each height adjusting device 4 with the theoretical equilibrium stress value of the height adjusting device 4, if the monitoring stress data is not matched with the equilibrium stress value, sends out an overload or air-out early warning, accurately positions the height adjusting device 3 in the position with uneven stress, calculates the corresponding adjustment value of the height adjusting device 3 according to the monitoring data, feeds the corresponding adjustment value back to the height adjusting power system 3, converts the obtained corresponding adjustment value of the height adjusting device 3 into an applied value of the height adjusting power, applies the power to the height adjusting device 3 with uneven stress by taking the value as a control index, and adjusts the height or the height until each height adjusting device 3 reaches the equilibrium stress value range.
Example 2
As shown in FIG. 5, a force measurement heightening system based on multipoint force balance comprises a heightening device 4, wherein the heightening device 4 can adopt an existing heightening support with heightening function and force measurement function, the heightening device 4 can adopt any one of a screw heightening support, a filling heightening support, a cushion plate heightening support or a wedge heightening support, a pressure-bearing elastomer and a reserved space 5 for installing a heightening transmission device 6 can be installed in the heightening device 4, the heightening transmission device 6 adopts an existing hydraulic heightening transmission device or a mechanical transmission device, such as a jack, so as to realize power transmission, after the heightening transmission device 6 is butted with the heightening power system 3, the heightening power system 3 is used for applying a power value, so that the heightening transmission device 6 drives the heightening device to perform heightening, the force measurement function of the heightening device is generally installed with the pressure-bearing elastomer in the heightening device, the pressure-bearing elastic body is a solid elastic material which has the characteristic of approximate fluid property in a certain pressure state, and has incompressibility in volume, when the pressure-bearing elastic body is subjected to the pressure stress of an upper structure, the pressure-bearing elastic body can constantly transmit the pressure stress to all directions, the sensor device is a pressure sensor, the force measuring device adopts a signal line to transmit a pressure wavelength signal output by the pressure sensor through sensing the pressure stress change of the pressure-bearing elastic body to a demodulator, and the demodulator analyzes and processes the wavelength signal and transmits the wavelength signal to the data processing platform 2 through a wireless network or a wired network for processing and then visually displaying.
Example 3
As shown in fig. 5, the height-adjusting transmission device 6 is pre-installed in the reserved space 5 of the reserved space, or the height-adjusting transmission device 6 is installed in the reserved space 5 when the height needs to be adjusted.
The principle of the invention is as follows: in practical application, the stress condition is reflected to the sensor device by the heightening device, the stress condition is converted into a data form by the sensor device and is transmitted to the monitoring device 1, the monitoring device 1 transmits data to the data processing platform 2, the data processing platform 2 is compared with a theoretical equilibrium stress value of the heightening device 4, if the monitored data is greater than the equilibrium stress value of the heightening device 4, overload or disengaging early warning with different levels is sent according to an exceeding range, the stress load of the heightening device 4 needs to be reduced to the equilibrium stress value range, if the monitored data is less than the equilibrium stress value of the heightening device 4, the disengaging early warning is sent, the stress load of the heightening device 4 needs to be increased to the equilibrium stress value range, then the heightening power system 3 is in butt joint with the heightening transmission device 6 in the reserved space 5, and the heightening power system 3 adjusts the stress value of the heightening device 4 fed back by the data processing platform 2, and converting the value into an increase power value or a decrease power value, and automatically increasing the power applied to the increase devices 4 which are not stressed uniformly by taking the value as a control index until each increase device 4 reaches the range of the balanced stress value.
The foregoing is only a preferred embodiment of the present invention, and the present invention is not limited thereto in any way, and any simple modification, equivalent replacement and improvement made to the above embodiment within the spirit and principle of the present invention still fall within the protection scope of the present invention.
Claims (9)
1. An intelligent adjusting method based on multipoint stress balance is characterized by comprising the following steps:
s1: installing a height adjusting device (4) with a sensor device, and installing the height adjusting device (4) on the abutment pad;
s2: the data processing platform (2) is arranged for receiving stress data of the height adjusting device (4) fed back by the sensor device, and then the upper beam body of the height adjusting device (4) is erected or cast;
s3: the data processing platform (2) automatically analyzes and calculates the received stress data of each heightening device (4), obtains a theoretical equilibrium stress value of each heightening device (4), compares the theoretical equilibrium stress value with the monitoring value of each heightening device (4), sends out overload or disengaging early warning of different levels according to the exceeding range if the monitoring value of a certain heightening device (4) is larger than or smaller than the equilibrium stress value, and automatically calculates and displays the stress adjustment value of the overloaded or disengaged heightening device (4) by the internal system;
s4: and converting the obtained corresponding adjusting force value of the heightening device (4) into a heightening power application value, and automatically heightening or lowering the power applied to the heightening device with uneven stress by taking the value as a control index until each heightening device (4) reaches the range of the balanced stress value.
2. The intelligent adjustment method based on multipoint force balance as claimed in claim 1, wherein in step S1, further comprising:
s11: a reserved space (5) is arranged during the design of the height adjusting device, a height adjusting transmission device (6) is arranged in the reserved space (5), and during height adjustment, the height adjusting transmission device is used for being connected into a height adjusting power system (3) to perform height adjustment.
3. The intelligent adjustment method based on multipoint force balance as claimed in claim 1, wherein in step S2, further comprising:
s21: the demodulator of the monitoring device (1) is connected with the sensor device arranged on the height adjusting device (4) through a signal wire, and the demodulator transmits the data processing platform (2) through a wireless network or a wired network.
4. The intelligent adjustment method based on multipoint force balance as claimed in claim 1, wherein in step S3, further comprising:
s31: starting the monitoring device (1) to monitor the load stress change condition of the heightening device (4);
s311: by comparing the monitored force data with the equilibrium force value of the height adjusting device (4);
s312: if the monitoring data are larger than the balanced stress value of the heightening device (4), sending an overload early warning, and if the monitoring data are smaller than the balanced stress value of the heightening device (4), sending a void early warning and accurately positioning the heightening device (4) with uneven stress;
s313: and the data processing platform (2) calculates the corresponding adjusting force value of the height adjusting device (4) according to the monitoring data.
5. The intelligent adjustment method based on multipoint force balance as claimed in claim 1, wherein in step S4, further comprising:
s41: feeding back a stress adjusting force value of the heightening device (4) calculated by the data processing platform (2) to the heightening power system (3), and butting the heightening power system (3) with an interface of the heightening device (4);
s42: the heightening power system (3) converts the obtained stress adjusting value of the heightening device into an heightening power application value, and applies power to the heightening device (4) with uneven stress to be heightened by taking the value as a control index so as to be heightened;
s421: in the power application process, the monitoring device (1) monitors the stress condition of each heightening device (4) in real time until each heightening device (4) reaches the range of the balanced stress value, and then the heightening is completed.
6. The intelligent adjustment method based on multipoint force balance as claimed in claim 1, further comprising step S5: in the operation process, the data processing platform (2) timely discovers the overload or air-out condition of the heightening devices (4), compares the monitored stress data of each heightening device (4) with the theoretical equilibrium stress value of the heightening device (4), sends out overload or air-out early warning if the monitored stress data is not matched with the equilibrium stress value, accurately positions the heightening device (4) with uneven stress, calculates the corresponding adjustment value of the heightening device (4) according to the monitored data, feeds back the corresponding adjustment value to the heightening power system (3), converts the obtained corresponding adjustment value of the heightening device (4) into an heightening power application value, applies power to the heightening device (4) with uneven stress by taking the value as a control index to perform lowering or raising until each heightening device (4) reaches the equilibrium stress value range.
7. The force-measuring height-adjusting system based on multipoint stress balance comprises a height-adjusting device (4) and is characterized in that a sensor device and a reserved space (5) for placing a height-adjusting transmission device (6) are arranged inside the height-adjusting device (4).
8. The force-measuring height-adjusting system based on multipoint force-balancing according to claim 7, wherein the height-adjusting transmission device (6) is pre-installed in the reserved space (5), or the height-adjusting transmission device (6) is installed in the reserved space (5) when the height needs to be adjusted.
9. The force-measuring heightening system based on multipoint force balancing according to claim 7, wherein said heightening device (4) is a screw-type heightening support, a filling-type heightening support, a pad-type heightening support or a wedge-type heightening support.
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| CN113481838A (en) * | 2021-07-22 | 2021-10-08 | 大连兴利路桥工程有限公司 | Novel rubber support capable of measuring support reaction force, support height adjustment amount determining method and support bias state detecting method |
| CN114197301A (en) * | 2021-12-30 | 2022-03-18 | 成都济通路桥科技有限公司 | Cluster adjusting method for height-adjusting force-measuring device based on force and displacement dual control |
| CN117006383A (en) * | 2023-07-10 | 2023-11-07 | 中国人民解放军海军工程大学 | Low-power-consumption distributed intelligent rigid supporting system for leveling uniform load of large-scale equipment |
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