CN110103843B - CT shelter shock absorption control system, method and device and vehicle-mounted CT system - Google Patents
CT shelter shock absorption control system, method and device and vehicle-mounted CT system Download PDFInfo
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- CN110103843B CN110103843B CN201910388302.3A CN201910388302A CN110103843B CN 110103843 B CN110103843 B CN 110103843B CN 201910388302 A CN201910388302 A CN 201910388302A CN 110103843 B CN110103843 B CN 110103843B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0001—Arrangements for holding or mounting articles, not otherwise provided for characterised by position
- B60R2011/0003—Arrangements for holding or mounting articles, not otherwise provided for characterised by position inside the vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
- B60R2011/008—Adjustable or movable supports
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
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- Aviation & Aerospace Engineering (AREA)
- Vibration Prevention Devices (AREA)
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Abstract
The invention discloses a shock absorption control system, a shock absorption control method and a shock absorption control device for a CT (computed tomography) shelter and a vehicle-mounted CT system, wherein the shock absorption control system for the CT shelter comprises a cabin body, a support frame, CT equipment, a control device and a support device arranged between the support frame and the cabin body, wherein a scanning frame and an inspection bed of the CT equipment are connected with the cabin body through the support frame, a shock absorber is arranged between the support frame and the cabin body, the control device controls the support device to fall or rise according to the running state of a transport vehicle so as to enable the shock absorber to be in a load state or an unload state, and when the transport vehicle is started, the support device is controlled to fall so as; when the transport vehicle is flamed out and parked, the supporting device is controlled to be lifted, so that the shock absorber is in an unloading state. The CT shelter damping control system can improve the adjusting efficiency and the adjusting precision of the load/unloading working state switching of the shock absorber of the CT shelter. The invention also provides a CT shelter shock absorption control method and device and a vehicle-mounted CT system.
Description
Technical Field
The invention relates to the technical field of field medical equipment, in particular to a system, a method and a device for controlling shock absorption of a CT shelter and a vehicle-mounted CT system.
Background
The field operation shelter hospital has the characteristic of quick mobility and is widely applied to emergency treatment of various natural disasters. The medical shelter is an important component of a field operation shelter hospital, and can be divided into an operation shelter, an emergency treatment shelter, an X-ray inspection shelter, a medical equipment sterilization shelter and the like according to medical functions. In recent years, in order to improve the accuracy of trauma diagnosis in rescue sites, the CT shelter is more and more widely applied.
The invention patent of Chinese patent application No. 201310289256.4 discloses a vehicle-mounted shelter with a damping system for field environment, in the vehicle-mounted shelter, a scanning frame of a CT device is detachably fixed on a shelter bottom plate through a metal damper, a balance regulator is also arranged on the scanning frame, when in a transportation state, the balance regulator is separated from the shelter bottom plate, and the metal damper is in a load state; when the scanning machine runs, the scanning machine frame is rigidly connected with the shelter bottom plate through the balance adjuster, and the metal shock absorber is in an unloading state. In the transportation process of the vehicle-mounted shelter, the metal shock absorber is in a load state, so that the CT device can be prevented from being damaged due to bumping and shaking in the transportation process; when the CT scanning device arrives at a destination, the scanning rack is rigidly connected with the shelter bottom plate through the balance adjuster, the metal shock absorber is in an unloading state, the CT scanning device can be stably and reliably installed in the scanning process, vibration cannot occur, and scanning imaging quality is guaranteed. However, the balance regulator of the vehicle-mounted shelter is in threaded connection with the cabin body and the CT equipment and is locked by the fastening piece, the metal damper needs to be manually screwed up or screwed down to switch the load/unload working state, the manual operation is complex, the regulation efficiency is low, and the medical rescue timeliness is influenced; moreover, the manual adjustment error is large, the rotating-up or rotating-down height of each balance adjuster cannot be completely consistent, the adjustment precision is low, and the installation stability of the CT equipment is affected.
Disclosure of Invention
The invention aims to provide a CT (computed tomography) shelter damping control system, a method and a device and a vehicle-mounted CT system, which aim to solve the technical problems of low efficiency of switching and adjusting the load/unload working state of a damper and large operation error of a CT shelter in the prior art.
To achieve the purpose, on one hand, the invention adopts the following technical scheme:
a CT shelter damping control system comprising: the cabin body, support frame and CT equipment, the scanning frame and the inspection bed of CT equipment all are connected through support frame and cabin body, are provided with the bumper shock absorber between support frame and the cabin body, and CT shelter shock attenuation control system still includes:
the supporting device is arranged between the supporting frame and the cabin body and comprises a supporting part capable of lifting, the supporting part lifts the jacking supporting frame, and the supporting part falls to be separated from the supporting frame;
a control device for controlling the support part to be lowered or raised according to an operation state of the transportation vehicle so that the shock absorber is in a loaded state or an unloaded state, the control device comprising:
the vehicle starting state monitoring unit is used for detecting whether the transport vehicle is started or not;
the processor is respectively connected with the vehicle starting state monitoring unit and the supporting device and is used for controlling the supporting part to fall so as to enable the shock absorber to be in a load state when the transport vehicle is started; and when the transport vehicle is flamed out and parked, the support portion is controlled to be lifted so that the shock absorber is in an unloaded state.
In one embodiment, the control device further comprises:
the vehicle motion state detection unit is used for detecting the motion state of the transport vehicle and acquiring the vibration parameters of the vehicle;
the processor is also connected with the vehicle motion state detection unit and the shock absorber and used for reducing the damping of the shock absorber when the vibration parameter is larger than the preset vibration parameter.
In one embodiment, the cabin body is further provided with a plurality of supporting legs, the supporting legs have a folded state and a unfolded state, and the supporting legs are unfolded to abut against the ground in the unfolded state.
In one embodiment, the cabin body is further provided with a driving device, the driving device is respectively connected with the processor and the supporting legs, and the driving device controls the supporting legs to be folded or unfolded according to a control command sent by the processor.
In one embodiment, the driving device is any one of a cylinder, a hydraulic cylinder or a motor.
On the other hand, the invention also provides a CT shelter damping control method, which comprises the following steps:
detecting whether the transport vehicle is started;
when the transport vehicle is started, the supporting part of the supporting device is controlled to fall, so that the shock absorber is in a load state;
when the transport vehicle is flamed out and parked, the supporting part of the supporting device is controlled to be lifted, so that the shock absorber is in an unloading state.
In one embodiment, after the step of controlling the support portion of the support device to fall to place the shock absorber in a load state when the transportation vehicle is started, the method further comprises the following steps:
detecting the motion state of the vehicle and acquiring the vibration parameters of the transport vehicle;
and when the vibration parameter is larger than the preset vibration parameter, reducing the damping of the shock absorber.
In one embodiment, the vibration parameter includes vibration amplitude and/or vibration frequency.
In one embodiment, after the step of controlling the support portion of the support device to be lifted to place the shock absorber in an unloaded state when the transportation vehicle is turned off and parked, the method further comprises the following steps:
controlling the supporting legs to extend, wherein the supporting legs are abutted against the ground to support the cabin body;
and after the transport vehicle moves out of the lower part of the cabin body, the supporting feet are controlled to contract, so that the cabin body is descended to the ground.
In another aspect, the present invention further provides a CT shelter damping control device, including:
the vehicle starting state monitoring unit is used for detecting whether the transport vehicle is started or not;
the processor is used for controlling the supporting part of the supporting device to fall when the transport vehicle is started, so that the shock absorber is in a load state; and when the transport vehicle is flamed out and parked, the supporting part of the supporting device is controlled to be lifted, so that the shock absorber is in an unloading state.
In another aspect, the present invention further provides a vehicle-mounted CT system, including: transport vehicle, the cabin body, support frame and CT equipment, the scanning frame and the inspection bed of CT equipment all are connected through support frame and cabin body, are provided with the bumper shock absorber between support frame and the cabin body, and on-vehicle CT system still includes:
the supporting device is arranged between the supporting frame and the cabin body and comprises a supporting part capable of lifting, the supporting part lifts the jacking supporting frame, and the supporting part falls to be separated from the supporting frame;
a control device for controlling the support part to be lowered or raised according to an operation state of the transportation vehicle so that the shock absorber is in a loaded state or an unloaded state, the control device comprising:
the vehicle starting state monitoring unit is used for detecting whether the transport vehicle is started or not;
the processor is respectively connected with the vehicle starting state monitoring unit and the supporting device and is used for controlling the supporting part to fall so as to enable the shock absorber to be in a load state when the transport vehicle is started; and when the transport vehicle is flamed out and parked, the support portion is controlled to be lifted so that the shock absorber is in an unloaded state.
In one embodiment, the transport vehicle is configured to be capable of powering the CT device.
In one embodiment, the rear part of the cabin body is provided with a cabin door, and the cabin door is connected with the cabin body through a hinge at the lower end of the rear part of the cabin body.
In one embodiment, the vehicle-mounted CT system further includes a horizontal angle detection unit, the horizontal angle detection unit is configured to detect an angle between the vehicle-mounted CT system and a horizontal plane, and transmit information of the detected angle to the processor, and the processor adjusts a support height of the support portion of each support device according to the information of the angle.
In one embodiment, the control device further comprises:
the vehicle motion state detection unit is used for detecting the motion state of the transport vehicle and acquiring the vibration parameters of the vehicle;
the processor is also connected with the vehicle motion state detection unit and the shock absorber and used for reducing the damping of the shock absorber when the vibration parameter is larger than the preset vibration parameter.
In one embodiment, the cabin body is further provided with a plurality of supporting legs, the supporting legs have a folded state and a unfolded state, and the supporting legs are unfolded to abut against the ground in the unfolded state.
In one embodiment, the cabin body is further provided with a driving device, the driving device is respectively connected with the processor and the supporting legs, and the driving device controls the supporting legs to be folded or unfolded according to a control command sent by the processor.
In one embodiment, the driving device is any one of a cylinder, a hydraulic cylinder and a motor.
In the CT shelter damping control system, the supporting device is arranged between the supporting frame and the shelter body, the control device controls the supporting part of the supporting device to fall or rise according to the running state of the transport vehicle so as to enable the shock absorber to be in a load state or an unloading state, and when the transport vehicle is started, the supporting part of the supporting device is controlled to fall so as to enable the shock absorber to be in the load state; when the transport vehicle is flamed out and parked, the supporting part of the supporting device is controlled to be lifted, so that the shock absorber is in an unloading state. The CT shelter damping control system can automatically adjust the supporting device according to the running state of the transport vehicle, so that the damper is in a load state or an unloading state, the adjustment operation of the damper load/unloading working state switching of the CT shelter is simple and convenient, the adjustment efficiency is high, the adjustment precision is high, the improvement of medical rescue timeliness is facilitated, and the CT equipment can be stably and reliably installed. The method and the device for controlling the shock absorption of the CT shelter can improve the adjusting efficiency and the adjusting precision of the load/unload working state switching of the shock absorber of the CT shelter.
The transportation vehicle of the vehicle-mounted CT system is configured to supply power to the CT equipment so as to be used in a field environment. The vehicle-mounted CT system is also provided with a horizontal angle detection unit which can detect the angle between the vehicle-mounted CT system and the horizontal plane and transmit the detected angle information to the processor, and the processor adjusts the supporting height of the supporting part of each supporting device according to the angle information so as to enable the CT equipment to be kept horizontal. In addition, the cabin door is connected with the cabin body through a hinge at the lower end of the tail part of the cabin body, the opening mode of the cabin door is that the cabin door is opened in a rotating mode by taking the hinge at the lower end of the tail part of the cabin body as an axis, the upper end of the cabin door falls to the ground, and the opened cabin door forms a connecting slope between the cabin body and the ground, so that personnel can conveniently get in and out of the cabin body in a field.
Drawings
FIG. 1 is a schematic diagram of an on-board CT system in one embodiment;
FIG. 2 is a schematic diagram of the structure of a control device in one embodiment;
FIG. 3 is a schematic structural diagram of an on-board CT system in another embodiment;
FIG. 4 is a schematic structural diagram of a vehicle-mounted CT system in yet another embodiment;
fig. 5 is a schematic diagram of the structure of a control device in another embodiment.
In the figure:
10-cabin body, 20-support frame, 30-CT equipment, 40-shock absorber, 50-support device and 60-transport vehicle; 80-a hatch door, 31-a scanning frame, 32-an examination table, 51-a fixed part, 52-a supporting part, 71-a vehicle starting state monitoring unit, 72-a processor, 73-a vehicle motion state detection unit and 74-a horizontal angle detection unit.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Referring to fig. 1 and 2, an embodiment of the present invention provides a vehicle-mounted CT system, which includes a CT shelter damping control system and a transportation vehicle 60, wherein the CT shelter damping control system can adjust the CT shelter 10 to be in damping connection or rigid connection with the transportation vehicle 60 according to the operation state of the transportation vehicle 60.
As shown in fig. 1, a CT shelter damping control system of an embodiment includes: a cabin 10, a support frame 20, a CT device 30, a shock absorber 40, a support device 50 and a control device (not shown in the figure). The scanning frame 31 and the examination couch 32 of the CT apparatus 30 are both connected to the chamber 10 through the support frame 20, a shock absorber 40 is disposed between the support frame 20 and the chamber 10, the support device 50 includes a support portion capable of being lifted, the support portion lifts and lifts the support frame 20, and the support portion is lowered to be separated from the support frame 20; the control means is used to control the support means 50 to be lowered or raised according to the operation state of the transport vehicle 60 so that the shock absorber 40 is in a loaded state or an unloaded state. As shown in fig. 2, the control device includes: a vehicle start-up state monitoring unit 71 and a processor 72. The vehicle start-up state monitoring unit 71 is configured to detect whether the transport vehicle 60 is started up; the processor 72 is connected with the vehicle start state monitoring unit 71 and the supporting device 50, respectively, and is used for controlling the support 52 to fall to enable the shock absorber 40 to be in a load state when the transport vehicle 60 starts; and, when the transport vehicle 60 is turned off and parked, the support portion 52 is controlled to be raised so that the damper 40 is in the unloaded state.
Specifically, the supporting device 50 includes a fixing portion 51 and a supporting portion 52, the fixing portion 51 is disposed on the cabin 10, the supporting portion 52 is telescopically connected to the fixing portion 51, the supporting portion 52 can be lifted to abut against the supporting frame 20, and the supporting portion 52 is separated from the supporting frame 20 after being contracted and lowered. Further, in one embodiment, shock absorber 40 may be, but is not limited to, an air shock absorber.
The CT shelter damping control system automatically switches the loading/unloading working state of the damper 40 according to the running state of the transport vehicle 60, when the damper 40 is in the unloading state, the damping of the damper 40 is the maximum, at the moment, the support frame 20 is completely supported by the support device 50, and the damping of the damper 40 is not variable; when the shock absorber 40 is in a loaded state, the supporting device 50 is separated from the supporting frame 20, the supporting frame 20 is completely supported by the shock absorber 40, and the damping of the shock absorber 40 is adjustable. The process of the CT shelter damping control system for switching the load/unload operation state of the damper 40 will be described in detail below, taking the initial state as an example where the damper 40 is in the unload state. Specifically, the vehicle start state monitoring unit 71 detects whether the transport vehicle 60 is started, when the start of the transport vehicle 60 is detected, the vehicle start state monitoring unit 71 sends a start signal to the processor 72, the processor 72 receives the start signal and then controls the support portion 52 to contract, the support portion 52 descends downwards, the support frame 20 moves downwards together with the scanning frame 31 and the examination bed 32 which are arranged on the support frame 20, the shock absorber 40 gradually restores a damping state, the shock absorber 40 supports the support frame 20 together with the support device 50, the support portion 52 descends continuously and is separated from the support frame 20 (as shown in fig. 1), at this time, the support frame 20 is supported by the shock absorber 40 completely, the shock absorber 40 restores the damping state completely, the shock absorber 40 enters a loading state, and the damping is adjusted during transportation to protect the scanning frame 31 and the examination bed 32 from being damaged due to shock. Further, when the transportation vehicle 60 is powered off and parked at the destination, the vehicle start-up state monitoring unit 71 sends a parking signal to the processor 72, the processor 72 controls the supporting portion 52 to ascend after receiving the parking signal, the supporting portion 52 ascends after being contacted with the supporting frame 20, and then continues to ascend until the shock absorber 40 reaches the maximum damping value, the processor controls the supporting portion 52 to stop ascending, at this time, the shock absorber 40 is in an unloading state, the supporting frame 20, the scanning rack 31 and the examination bed 32 arranged on the supporting frame 20 are completely supported by the supporting device, the supporting frame 20 is rigidly connected with the cabin 10, and the scanning rack 31 and the examination bed 32 are stably fixed on the cabin 10, so that the scanning imaging quality can be ensured.
The CT shelter damping control system can automatically adjust the supporting device 50 according to the running state of the transport vehicle 60, so that the damper 40 is in a load state or an unloading state, the adjustment operation of the load/unloading working state switching of the damper 40 of the CT shelter is simple and convenient, the adjustment efficiency is high, the adjustment precision is high, the improvement of medical rescue timeliness is facilitated, and the CT equipment 30 can be stably and reliably installed.
The vehicle-mounted CT system can improve the adjusting efficiency and the adjusting precision of the shock absorber load/unload working state switching of the CT shelter.
In one embodiment, the control device further comprises a vehicle motion state detection unit 73, wherein the vehicle motion state detection unit 73 is used for detecting the motion state of the transport vehicle 60 and acquiring the vibration parameter of the transport vehicle 60; the processor 72 is connected to the vehicle motion state detecting unit 73 and the shock absorbers, respectively, and when the shock parameter is greater than the preset shock parameter, the processor 72 controls the shock absorbers 40 to decrease the damping of the shock absorbers. In this embodiment, the control device further controls the damping of the shock absorber 40 by detecting the motion state of the vehicle, so that the damping of the shock absorber 40 can be quickly and accurately adjusted, the damping adjustment speed and the adjustment precision of the shock absorber 40 are improved, and the CT scanning operation can be performed in the transportation process while the CT device 30 is protected. Specifically, in one embodiment, the vibration parameter includes a vibration amplitude or a vibration frequency, and when the vibration amplitude is greater than a predetermined vibration amplitude threshold or the vibration frequency is greater than a predetermined vibration frequency threshold, the vehicle jounces more, and then processor 72 controls shock absorbers 40 to reduce the damping enhancement cushioning effect. Further, when the vibration amplitude is less than or equal to the preset vibration amplitude threshold or the vibration frequency is less than or equal to the preset vibration frequency threshold, the vehicle runs smoothly, and the processor 72 controls the shock absorber 40 to increase damping. In the above embodiment, the operating state of the vehicle is determined according to the vibration amplitude or the vibration frequency, and in other embodiments, the operating state of the vehicle may be determined by comprehensively determining with reference to the vibration amplitude and the vibration frequency, which is not specifically limited in the above embodiment.
In one embodiment, the cabin 10 is further provided with a plurality of support legs, the support legs having a stowed state and a deployed state, and the support legs are extended to abut the ground in the deployed state. Specifically, one end of the support foot is fixed on the cabin 10, the other end of the support foot can extend obliquely towards the side of the cabin to support the cabin 10 by abutting against the ground, when the shock absorber 40 arrives at the destination in the transportation state, the support foot is unfolded to contact with the ground to support the cabin 10, so that the cabin 10 can be directly supported on the ground, the cabin 10 is not supported by the transportation vehicle 60, the influence of the shaking of the vehicle body on the CT device 30 after the transportation vehicle 60 stops can be avoided, and the installation stability of the CT device 30 is further improved. Further, the transport vehicle 60 can be moved out from the lower side of the cabin 10 after the cabin 10 is supported by the support legs, after the transport vehicle 60 is moved out, the cabin 10 can be landed on the ground by contracting the support legs, so that the cabin 10 does not need to be manually carried, the cabin is convenient to land and place, the support legs are fixed on the cabin 10 after being contracted, and the installation space is not occupied. Specifically, in order to guarantee that the support is stable, the number of the supporting legs is not less than four, and at least four supporting legs are distributed at equal intervals along the circumferential direction.
In one embodiment, the cabin 10 is further provided with a driving device, the driving device is respectively connected to the processor 72 and the supporting legs, and the driving device controls the supporting legs to retract or unfold according to the control command sent by the processor 72. Specifically, the driving device is any one of an air cylinder, a hydraulic cylinder and a motor, the number of the driving devices is the same as that of the supporting feet, and the processor 72 controls the multiple driving devices to synchronously operate so as to ensure that the supporting feet are synchronously unfolded or contracted. In the embodiment, the driving device provides the telescopic driving force for the supporting legs, the automatic telescopic control of the supporting legs can be realized, the placing efficiency of the CT shelter can be improved, and the operation precision is high.
In the above-mentioned CT shelter damping control system, the scanning support 31 and the examining table 32 are both connected to the shelter 10 through the support frame 20, as shown in fig. 1, in the above-mentioned embodiment, the scanning support 31 and the examining table 32 share one support frame 20, and the scanning support 31 and the examining table 32 share one set of dampers 40 and one set of supporting devices 50, which is beneficial to saving the equipment cost. However, in another embodiment, the scanning support 31 and the examination table 32 can be separately connected to the chamber 10 by two support frames 20 (as shown in fig. 3), and the above embodiment is not limited in particular. Specifically, in one embodiment, the number of the shock absorbers 40 and the number of the supporting devices 50 are not less than four in order to ensure the shock absorbing effect and to ensure the stable and reliable support.
In one embodiment, the transport vehicle 60 is configured to be capable of powering the CT device 30. Specifically, the transportation vehicle 60 is equipped with a power generation device that generates electric power by burning fuel of the vehicle, and the power generation device may be, but is not limited to, a generator. In one embodiment, the electrical energy generated by the generator may directly power the CT device. In another embodiment, the cabin 10 is further configured with an energy storage device, the energy storage device is connected to a power generation device, the energy storage device may be a battery, the power generation device provides electric energy for the energy storage device, and the energy storage device stores electric energy to provide power for the CT device 30.
In one embodiment, when the power generation equipment generates electric energy by burning fuel of a vehicle and supplies the electric energy to the CT equipment to perform scanning, the support legs are unfolded to contact with the ground to support the cabin 10, so that the cabin 10 can be directly supported on the ground, the cabin 10 is not supported by the transport vehicle 60, the stability of the CT equipment 30 can be further improved, and artifacts in images obtained by scanning due to the CT scanning caused by mechanical vibration generated by the power generation equipment are avoided.
In one embodiment, as shown in fig. 4, the cabin door 80 is provided at the rear part of the cabin 10, and the cabin door 80 is connected to the cabin 10 by a hinge at the lower end of the rear part of the cabin 10. The opening mode of the hatch door 80 is that the hatch door 80 is opened by rotating by taking a hinge at the lower end of the tail part of the cabin body 10 as an axis, the upper end of the hatch door 80 falls to the ground, and the opened hatch door 80 forms a connecting slope between the cabin body 10 and the ground, so that people can conveniently get in and out of the cabin body 10 in a field environment.
Further, as shown in fig. 5, in an embodiment, the control device further includes a horizontal angle detection unit 74, the horizontal angle detection unit 74 is configured to detect an angle between the on-vehicle CT system and a horizontal plane, and transmit information of the detected angle to the processor 72, and the processor 72 adjusts a supporting height of the supporting portion of each supporting device 50 according to the information of the angle. In one embodiment, the horizontal angle detection unit 74 may be a gyroscope or a level meter. Specifically, the horizontal angle detecting unit 74 may be mounted on the cabin 10 or the CT apparatus 30. When the vehicle is parked, the processor 72 controls the supporting height of the supporting portion of each supporting device 20 according to the angle information detected by the horizontal angle detecting unit 74, so that the installation plane of the CT apparatus 30 can be kept horizontal, and the image quality generated by CT scanning can be ensured.
Based on the CT shelter damping control system, the invention also provides a CT shelter damping control method, which comprises the following steps:
the method comprises the following steps: it is detected whether the transport vehicle 60 is started.
Step two: when the transport vehicle 60 is started, the support device 50 is controlled to fall, and the shock absorber 40 is placed in a loaded state.
Step three: when the transport vehicle 60 is turned off and parked, the support device 50 is controlled to be raised, so that the shock absorber 40 is in an unloaded state.
The CT shelter damping control method can automatically adjust the supporting device 50 according to the running state of the transport vehicle 60 to enable the damper 40 to be in a load state or an unloading state, the adjustment operation of the load/unloading working state switching of the damper 40 of the CT shelter is simple and convenient, the adjustment efficiency is high, the adjustment precision is high, the medical rescue timeliness is improved, and the CT device 30 can be installed stably and reliably.
In one embodiment, the step two is followed by the steps of: detecting the motion state of the transport vehicle 60 to obtain the vibration parameters of the vehicle; when the vibration parameter is greater than the preset vibration parameter, the damping of shock absorber 40 is reduced. In particular, the vibration parameters include vibration amplitude and/or vibration frequency.
In one embodiment, the step three is followed by the steps of: controlling the supporting feet to extend, wherein the supporting feet are abutted against the ground to support the cabin body 10; after the transportation vehicle 60 moves out of the lower portion of the cabin 10, the support legs are controlled to contract, so that the cabin 10 is lowered to the ground.
As shown in fig. 2, the present invention further provides a CT shelter damping control device, comprising:
a vehicle start-up state monitoring unit 71 for detecting whether the transport vehicle 60 is started up;
a processor 72 for controlling the supporting device 50 to be lowered to place the shock absorber 40 in a loaded state when the transporting vehicle 60 is started; and, when the transport vehicle 60 is turned off and parked, the supporting device 50 is controlled to be lifted to place the shock absorber 40 in an unloaded state.
Further, CT shelter shock attenuation controlling means still includes: a vehicle motion state detection unit 73 for detecting the motion state of the transport vehicle 60 and acquiring the vibration parameter of the vehicle; processor 72 is also coupled to vehicle motion state detection unit 73 and shock absorbers 40 for reducing the damping of shock absorbers 40 when the shock parameter is greater than a preset shock parameter.
Further, the CT shelter damping control device further comprises a vehicle position detection unit (not shown), and the processor 72 is further connected with the vehicle position detection unit. When the transportation vehicle 60 is in an unloading state after being flamed out and the parking shock absorber 40 is in an unloading state, the processor 72 controls the driving device to drive the supporting legs to extend, so that the supporting legs are abutted against the ground to support the cabin 10; when the vehicle position detecting unit detects that the transport vehicle 60 moves out of the lower portion of the cabin 10, the processor 72 controls the driving device to drive the supporting legs to contract, so that the cabin 10 is lowered to the ground.
Further, as shown in fig. 5, in another embodiment, the CT shelter damping control device further includes a horizontal angle detection unit 74, the horizontal angle detection unit 74 is configured to detect an angle between the on-board CT system and a horizontal plane, and transmit information of the detected angle to the processor 72, and the processor 72 adjusts a supporting height of a supporting portion of each supporting device 50 according to the information of the angle, so as to keep a mounting plane of the CT apparatus 30 horizontal, and ensure image quality generated by CT scanning.
The CT shelter damping control device can improve the adjusting efficiency and the adjusting precision of the load/unloading working state switching of the shock absorber of the CT shelter.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A CT shelter damping control system comprising: cabin body (10), support frame (20) and CT equipment (30), scanning frame (31) and examining table (32) of CT equipment (30) are all through support frame (20) with cabin body (10) are connected, support frame (20) with be provided with bumper shock absorber (40) between the cabin body (10), its characterized in that still includes:
the supporting device (50) is arranged between the supporting frame (20) and the cabin body (10), the supporting device (50) comprises a supporting part which can be lifted, the supporting part lifts and jacks the supporting frame (20), and the supporting part falls and is separated from the supporting frame (20);
a control device for controlling the support to be lowered or raised according to an operation state of a transport vehicle (60) to place the damper (40) in a loaded state or an unloaded state, the control device comprising:
a vehicle start state monitoring unit (71) for detecting whether the transport vehicle (60) is started;
a processor (72) respectively connected with the vehicle starting state monitoring unit (71) and the supporting device (50) and used for controlling the supporting part to fall so as to enable the shock absorber (40) to be in a load state when the transport vehicle (60) is started; and, when the transport vehicle (60) is turned off and parked, controlling the support to rise so as to place the shock absorber (40) in an unloaded state;
the vehicle motion state detection unit (73) is used for detecting the motion state of the transport vehicle (60) and acquiring the vibration parameters of the vehicle;
the processor (72) is also connected with the vehicle motion state detection unit (73) and the shock absorber (40) and is used for reducing the damping of the shock absorber (40) when the shock parameter is greater than a preset shock parameter;
the horizontal angle detection unit is used for detecting the angle between the vehicle-mounted CT system and the horizontal plane and transmitting the detected angle information to the processor (72);
the processor (72) is further configured to adjust a support height of a support portion of each of the support devices (50) according to the angle information.
2. The CT shelter damping control system according to claim 1, wherein the shelter body (10) is further provided with a plurality of support legs, the support legs have a stowed state and a deployed state, and the support legs are extended to abut the ground in the deployed state.
3. The shock absorption control system for the CT shelter according to claim 2, wherein the shelter body (10) is further provided with a driving device, the driving device is respectively connected with the processor (72) and the supporting legs, and the driving device controls the supporting legs to be folded or unfolded according to a control command sent by the processor (72).
4. A CT shelter shock absorption control method is characterized by comprising the following steps:
detecting whether a transport vehicle (60) is started;
when the transport vehicle (60) is started, the supporting part of the supporting device (50) is controlled to fall, so that the shock absorber (40) is in a load state;
detecting the motion state of the vehicle and acquiring the vibration parameters of the transport vehicle (60);
when the vibration parameter is larger than a preset vibration parameter, reducing the damping of the shock absorber (40);
when the transport vehicle (60) is shut down and parked, the supporting parts of the supporting devices (50) are controlled to lift, the shock absorbers (40) are in an unloading state, and the supporting height of the supporting parts of the supporting devices (50) is adjusted according to the angle between the vehicle-mounted CT system and the horizontal plane.
5. The CT shelter damping control method according to claim 4, wherein the vibration parameters comprise vibration amplitude and/or vibration frequency.
6. The CT shelter damping control method according to claim 5, wherein after the step of controlling the support of the support device (50) to rise when the transportation vehicle (60) is turned off and parked, and the damper (40) is in an unloaded state, further comprising the steps of:
controlling the supporting feet to extend, wherein the supporting feet are abutted against the ground to support the cabin body (10);
when the transport vehicle (60) moves out of the lower part of the cabin body (10), the supporting feet are controlled to contract, so that the cabin body (10) is descended to the ground.
7. A CT shelter damping control device, characterized by comprising:
a vehicle start state monitoring unit (71) for detecting whether the transport vehicle (60) is started;
a processor (72) for controlling the support portion of the support device (50) to fall when the transport vehicle (60) is started, so that the damper (40) is in a load state; when the transport vehicle (60) is shut down and parked, the supporting part of the supporting device (50) is controlled to be lifted, so that the shock absorber (40) is in an unloading state;
the vehicle motion state detection unit (73) is used for detecting the motion state of the transport vehicle (60) and acquiring the vibration parameters of the vehicle;
the processor (72) is also connected with the vehicle motion state detection unit (73) and the shock absorber (40) and is used for reducing the damping of the shock absorber (40) when the shock parameter is greater than a preset shock parameter;
the horizontal angle detection unit is used for detecting the angle between the vehicle-mounted CT system and the horizontal plane and transmitting the detected angle information to the processor (72);
the processor (72) is further configured to adjust a support height of a support portion of each of the support devices (50) according to the angle information.
8. An on-board CT system comprising: transport vehicle (60), the cabin body (10), support frame (20) and CT equipment (30), scanning frame (31) and examining table (32) of CT equipment (30) are all passed through support frame (20) with the cabin body (10) is connected, support frame (20) with be provided with bumper shock absorber (40) between the cabin body (10), its characterized in that still includes:
the supporting device (50) is arranged between the supporting frame (20) and the cabin body (10), the supporting device (50) comprises a supporting part which can be lifted, the supporting part lifts and jacks the supporting frame (20), and the supporting part falls and is separated from the supporting frame (20);
a control device for controlling the support to be lowered or raised according to an operation state of a transport vehicle (60) to place the damper (40) in a loaded state or an unloaded state, the control device comprising:
a vehicle start state monitoring unit (71) for detecting whether the transport vehicle (60) is started;
a processor (72) respectively connected with the vehicle starting state monitoring unit (71) and the supporting device (50) and used for controlling the supporting part to fall so as to enable the shock absorber (40) to be in a load state when the transport vehicle (60) is started; and, when the transport vehicle (60) is turned off and parked, controlling the support to rise so as to place the shock absorber (40) in an unloaded state;
the vehicle motion state detection unit (73) is used for detecting the motion state of the transport vehicle (60) and acquiring the vibration parameters of the vehicle;
the processor (72) is also connected with the vehicle motion state detection unit (73) and the shock absorber (40) and is used for reducing the damping of the shock absorber (40) when the shock parameter is greater than a preset shock parameter;
the horizontal angle detection unit is used for detecting the angle between the vehicle-mounted CT system and the horizontal plane and transmitting the detected angle information to the processor (72);
the processor (72) is further configured to adjust a support height of a support portion of each of the support devices (50) according to the angle information.
9. The on-board CT system of claim 8, wherein the transport vehicle (60) is configured to be able to power the CT device (30).
10. The on-board CT system of claim 8, characterized in that the rear portion of the cabin (10) is configured with a hatch (80), the hatch (80) being connected to the cabin (10) by a hinge at the lower end of the rear portion of the cabin (10).
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CN102988142A (en) * | 2012-10-18 | 2013-03-27 | 中国人民解放军军事医学科学院卫生装备研究所 | Field CT (computed tomography) shelter |
CN102949278B (en) * | 2012-11-14 | 2015-11-25 | 中国人民武装警察部队后勤学院附属医院 | A kind of medical system of square cabin CT shelter |
CN203220510U (en) * | 2012-11-14 | 2013-10-02 | 中国人民武装警察部队后勤学院附属医院 | CT shelter for shelter medical system |
CN103300985B (en) * | 2013-07-10 | 2015-09-30 | 中国人民解放军总医院第一附属医院 | For the vehicle mounted square cabin with shock mitigation system of wild environment |
CN107830104A (en) * | 2017-10-26 | 2018-03-23 | 燕山大学 | A kind of adjustable sextuple stable shelter of vibration isolation parameter |
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