CN109893151A - A kind of suspension type DR system with anti-collision - Google Patents
A kind of suspension type DR system with anti-collision Download PDFInfo
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- CN109893151A CN109893151A CN201910151017.XA CN201910151017A CN109893151A CN 109893151 A CN109893151 A CN 109893151A CN 201910151017 A CN201910151017 A CN 201910151017A CN 109893151 A CN109893151 A CN 109893151A
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- relay
- column
- detector
- control cabinet
- power supply
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Abstract
The suspension type DR system with anti-collision that the invention discloses a kind of, including pedestal, column is vertically fixed on pedestal, column bottom side is fixed with the first control cabinet, 220V power supply is additionally provided in first control cabinet, 24V power supply and detector lifting motor, the motor shaft of detector lifting motor and it is connected with gear a, gear a is connected with column vertical steel bracket by chain in upright post base, fracture there are two being opened up on chain in column, sliding block is connected between two fractures, the second control cabinet is fixed on sliding block, connecting column is provided in second control cabinet, connecting column traversing through end is connected with detector, photoelectric sensor is provided in detector.This system obviates existing suspension type can automatic running DR cross bed, the misprogramming due to caused by overdue suspention portion control panel liquid crystal display, overdue film key Autoamtic standing bit function area, radio signal interference and frequent operation, caused detector is unwanted to be risen and rotates and touch bed.
Description
Technical field
The invention belongs to medical X-ray video machine technology fields, and in particular to a kind of suspension type with anti-collision
DR system.
Background technique
Medical Imaging Technology increasingly mechanization, computerization, digitlization and automation, suspension type DR may be implemented to detect
Device and arena automatically track, it might even be possible to which remotely controlling exercise is realized that remote control or a key move to setting machine performance in place, mentioned significantly
High efficiency, accuracy and the convenience of film making tune machine pendulum position, still, these movements are all the procedural movements being manually set,
Belong to mechanicalness movement, once instruction, which issues, to be moved, especially procedural key automatic running, especially bed to station
Vertical position conversion operation does not issue instructed bed to turn erect position movement to be not under normal circumstances, but sometimes accidentally overdue
Control panel or Autoamtic standing position key on liquid crystal display or liquid crystal display corresponding function area will trigger bed to erect position
Auto-programming movement is finished until program operation, although not triggering this automatic fortune for turning erect position by crossing bed sometimes
Row, but also can turn standing bit instruction issuing other instruction time control coremaking piece and being mistakenly considered to trigger bed when program conflict disorder
And bed occurred and turn erect position moving automatically, this phenomenon is to be caused by false triggering, or extraneous wireless signal interference is drawn
Rise, but anyway cross bed situation under, patient just lying on examination couch receive x-ray check when, bed surface is on the detector
Occurring bed in the case of 10 centimeters of distances suddenly and turns erect position movement, the detector that can in most cases rise touches bed,
Have little time to remove the bed surface above detector at 10 centimeters at all in flurried situation, skilled practitioner can press emergency stop in time
Button is out of service, but can interrupt inspection, makes doctor and patient greatly surprised, affects normal inspection progress, damages if serious
Bad detector and inspection lathe, more seriously hurt staff and those who are investigated's personal safety.This phenomenon is in foreign countries
And high-grade same type import equipment some has corresponding safety prevention measure, but also not fully up to expectations, and equipment is very high
Expensive, in home equipment, there are no better corresponding safety measures other than scram button.In clinical practice work, through too long
Phase research, it is believed that it is necessary to take measures for this problem, design, which solves this, involves the weight of equipment patient medical safety
Problem is wanted, detector information is not specifically technically moved away from using sensor perception examination couch, optical sensor will perceive this
Information reaches control chip multilevel iudge, issues instruction to relay, cuts off detection by the on-off of actuating of relay control circuit
Device motion motor power supply determines the motor of detector motion to control, and when detector top, examination couch does not allow before not removing completely
Movement, when bed is removed completely, perception information disappears, and relay loses information and returns the normal fortune of reset condition closed circuit recovery
It is dynamic, to reliably avoid security risk.
Summary of the invention
The suspension type DR system with anti-collision that the purpose of the present invention is to provide a kind of, solves existing suspension type
The low problem of DR security of system.
The technical scheme adopted by the invention is that a kind of suspension type DR system with anti-collision, including pedestal, bottom
Seat on be vertically fixed column, column bottom side is fixed with the first control cabinet, be additionally provided in the first control cabinet 220V power supply,
24V power supply and detector lifting motor, the motor shaft of detector lifting motor and are connected with gear a, and gear a passes through upright post base
Interior chain is connected with column vertical steel bracket, and column vertical steel bracket is connected by chain in column with the apical tooth wheel at the top of column；In column
It is opened up on chain there are two fracture, sliding block is connected between two fractures, slider bottom two sides are provided with idler wheel, and column is close to sliding
Sliding rail is additionally provided in block one side wall, idler wheel can slide on the slide rail, the second control cabinet is fixed on sliding block, in the second control cabinet
It is fixed with detector rotating electric machine, retarder and 24V power supply, being horizontally disposed in the second control cabinet has connecting column, connecting column one end
It is pierced by the second control chamber interior wall, and traversing through end is connected with detector, is provided with photoelectric sensor in detector.
The features of the present invention also characterized in that:
First relay and the second relay are installed, the first relay and the second relay are set side by side in the first control cabinet
It sets, the first relay and the second relay connect normally-closed contact, the anode and the first control of the first relay and the second relay
The anode connection of 24V power supply in case, anode and the first relay normally closed contact of detector lifting motor are connected in series, and second
The normally-closed contact of relay and the anode of detector rotating electric machine are connected in series, and the anode of the 24V power supply in the first control cabinet connects
Line connects the anode of photoelectric sensor, the cathode of the negative terminal connection photoelectric sensor of the 24V power supply in the first control cabinet.
The signal wire IN of photoelectric sensor is connect with the cathode of the cathode of the first relay and the second relay respectively.
Column vertical steel bracket is located in column bottom.
Photoelectric sensor is diffusing reflection formula photoelectric sensor.
The beneficial effects of the present invention are:
This system obviates existing suspension type can automatic running DR cross bed, due to overdue suspention portion control panel liquid crystal
Misprogramming caused by screen, overdue film key Autoamtic standing bit function area, radio signal interference and frequent operation, it is caused
Detector is unwanted to be risen and rotates and touch bed, and then to caused by detector, bed, motor and other machinery component
Mechanically deform, center line misalignment, surface abrasion, component breakage, personal injury, software and hardware exercise data mismatch.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the suspension type DR system with anti-collision of the present invention；
Fig. 2 is a kind of circuit diagram of the suspension type DR system with anti-collision of the present invention.
In figure, 1. photoelectric sensors, 2. first relays, 3. second relays, 4. relay normally closed contacts, 5. detectors
Lifting motor, 6. detector rotating electric machines, 7. detectors, 8. columns, 9. first control cabinets, 10. second control cabinets, 11. sliding blocks,
12. pedestal, 13. connecting columns, 14. column vertical steel brackets, chain in 15. columns, 16. column apical tooth wheels, chain in 17. upright post bases
Item, chain and sliding block junction in 18. columns, 19. idler wheels, 20. sliding rails, 21. belts, 22. slow down between gear, 23. retarders.
Specific embodiment
The following describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
A kind of suspension type DR system with anti-collision of the present invention, as shown in Figure 1, including pedestal 12, on pedestal 12
It is vertically fixed column 8,8 bottom side of column is fixed with the first control cabinet 9, the first relay 2 is equipped in the first control cabinet 9
With the second relay 3,220V power supply, 24V power supply and detector lifting motor 5, detector liter are additionally provided in the first control cabinet 9
It drops the motor shaft of motor 5 and is connected with gear a, gear a is connected with column vertical steel bracket 14, column by chain 17 in upright post base
Vertical steel bracket 14 is located in 8 bottom of column, and column vertical steel bracket 14 is connected by the apical tooth wheel 16 at 8 top of chain 15 in column and column
It connects；
It is opened up on chain 15 in column there are two fracture, is connected with sliding block 11 between two fractures, 11 one end of sliding block is pierced by
8 side wall of column, and 11 two sides of the bottom of sliding block are provided with idler wheel 19, column 8 is additionally provided with sliding rail 20 in 11 one side wall of sliding block,
Idler wheel 19 can slide on sliding rail 20, and the second control cabinet 10 is fixed on sliding block 11, is fixed with detector in the second control cabinet 10
Rotating electric machine 6, retarder 23 and 24V power supply are provided with belt 21 and transmit power between detector rotating electric machine 6 and retarder 23,
It is horizontally disposed with gear 22 between having connecting column 13, connecting column 13 and retarder 23 to pass through in second control cabinet 10 and transmits power, connection
13 one end of column is pierced by 10 inner wall of the second control cabinet, and traversing through end is connected with detector 7, is provided with photoelectric sensor in detector 7
1；
First relay 2 and the second relay 3 are arranged side by side, as shown in Fig. 2, the first relay 2 and the second relay 3 connect
It connects normally-closed contact 4, the first relay 2 and the anode of the second relay 3 and the anode of the 24V power supply in the first control cabinet 9 is connect,
The anode (or firewire) of detector lifting motor 5 and 2 normally-closed contact of the first relay are connected in series, the second relay 3 it is normally closed
The anode of contact and detector rotating electric machine 4 is connected in series, and the positive terminal of the 24V power supply in the first control cabinet 9 connects photoelectricity
The anode of sensor 1, the cathode of the negative terminal connection photoelectric sensor 1 of the 24V power supply in the first control cabinet 9, photoelectric sensing
The signal wire IN of device 1 is connect with the cathode of the cathode of the first relay 2 and the second relay 3 respectively；
Photoelectric sensor 2 is diffusing reflection formula photoelectric sensor；
A kind of suspension type DR system with anti-collision of the present invention, concrete operating principle is:
24V power drives the first relay 2 and the second relay 3 of first control cabinet 9, the 24V electricity of the second control cabinet 10
Source drives photoelectric sensor 1, and the signal wire IN of photoelectric sensor 1 accesses the first relay 2 and the cathode of the second relay 3 connects
Point, by normally-closed contact open and close control detector 7 lifting and the rotating electric machine circuit of the first relay 2 and the second relay 3
Open and close determine that the instruction of 3 circuit open and close of the first relay 2 and the second relay is issued by photoelectric sensor 1, photoelectric sensing
Device 1 issue instruction foundation be the barriers such as bed at a certain distance from the front of photoelectric sensor 1 presence, there are the barriers such as bed then to send out
Instruction makes the first relay 2 and the second relay 3 disconnect normally-closed contact 4 out, since the first relay 2 and the second relay 3 divide
It is not serially connected with the power line of detector lifting motor 5 and detector rotating electric machine 6, to disconnect 5 He of detector lifting motor
6 motor circuit of detector rotating electric machine, prevent detector lifting motor 5 and detector rotating electric machine 6 be from moving, detector 7
It can not move, to prevent detector 7 and bed from touching, the perceived distances of the objects such as the perception of photoelectric sensor 1 front bed can be with
It adjusts, when bed removes 1 front of photoelectric sensor, front loses article, and there will be no signals to reach 2 He of the first relay
Second relay 3, the first relay 2 and the second relay 3 stop working, detector lifting motor 5 and detector rotating electric machine 6
Power circuit restores, and detector can rise and rotate automatically as usual, but avoid the generation of detector 7 and bed collision.
When detector 7 being needed to rise or when decline, it can be risen or fallen by switch key closure detector is risen or fallen
Circuit, detector lifting motor 5 drive chain 17 in upright post base with moving gear a, gear a, and chain 17 drives in upright post base
Column vertical steel bracket 14, column vertical steel bracket 14 drive chain 15 in column by in-line gears, and chain 15 drives column 8 to push up in column
The apical tooth wheel 16 in portion, chain 15 drives the sliding block 11 connected between two fractures in column, and sliding block 11 is by idler wheel 19 in sliding rail
It is slided on 20, drives horizontally disposed connecting column 13 in the second control cabinet 10,13 one end of connecting column is pierced by the second control cabinet 10
The detector 7 that cornice moves traversing through end connection rises or falls, and the difference of raising and lowering route is that positive and negative anodes or fiery zero curve are exchanged,
When detector being needed to rotate, it can be turned flat by detector or be turned straight switch key closure detector to turn flat or turn straight circuit, detector
Rotating electric machine 6 drives retarder 23 by belt 21, and retarder 23 drives connecting column 13 by gear 22, connects column 13 and drives detection
7 turns of device are put down or are turned directly, and turning the gentle difference for turning straight line path is that positive and negative anodes are exchanged, and detector is needed to rise or fall and turn to put down or turn
It is straight when carrying out simultaneously, it is closed at that detector rises or falls circuit and detector turns flat or turns straight electricity by automatic running key
Road, detector 7 rise or undercarriage and turn flat or turn until spacing place.
Because checking that bed surface is carbon fiber smooth glass material, bedside is the smooth aluminum alloy material in surface, surface light reflecting rate
It is high, so preferred diffusing reflection formula photoelectric sensor.Diffusing reflection formula photoelectric sensor is a kind of transmitter and receiver of collecting in one
The sensor of body, can 30 degree of range informations in front of detecting sensor, when examination couch any part in front of transmitter 30 degree of angles
Taper range, in addition direction tilts 5-10 degree angle, the foot that bed surface emits photoelectric sensor to transmitter optical axis direction bed first-in last-out
The light enough measured is reflected into receiver, and then photoelectric sensor just produces switching signal, this switching signal enters through spool
First relay 1 and the second relay 3, instruct its movement, so that it may control motor power circuit and close or open, to control detection
The operating of device lifting motor 5 and detector rotating electric machine 6.
By integrating this photoelectric sensing anti-automatic operation detector 7 and bed crash device, bed can be reliably avoided
Detector 7 and bed collision, extruding, abrasion, mechanically deform, misalignment, accuracy decline, personnel's damage, efficiency influence, are stricken with anxiety and fear
Equipment personnel safety hidden danger.
Photoelectric sensor 1 is made of transmitter, receiver and detection circuit three parts, and input current is turned on transmitter
It is changed to optical signal injection, transmitter alignment target emits light beam, is to utilize detected material blocking or reflect as base to light beam
This condition, the light beam of transmitting are typically derived from light emitting diode (LED) or laser diode.Light beam radiation pulsed is strong
Degree by repeatedly selection, is run incessantly towards target in the transmission, or changes pulse width transmitting.All energy reflected lights
The object of line can be detected.Receiver is made of photodiode or phototriode, according to the power of the light received
Or whether there is or not detect to target object.Before receiver, equipped with optical element such as lens and aperture etc..Face behind
It is detection circuit, it is converted into the strong and weak variation of light between transmitting terminal and receiving end the variation of electric current, is gated by synchronization loop
Circuit, thus detection object whether there is or not.It can filter out useful signal and apply the signal.
It is illuminating line, low-voltage line and signal wire based on 1 optoelectronic switch wiring wiring path of photoelectric sensor, to prevent the external world
Shielding line set can be used in radio signal influence, can prevent induction photoelectric sensor 1 from causing to malfunction or damage.Due to by light projector
Device optical axis direction bed enters and the angle of 5~10 ° of exit axis inclination, photoelectric sensor 1 have 30 degree of conical echo area, in addition
Using anti-tampering sensor and counter-measure application, the presence of bed surface can be reliably perceived when DR crosses bed, signal reaches relay
Movement, normally-closed contact is disconnected, ensure check bed surface on the detector side nearby in certain distance when detector 7 will not it is automatic on
It rises and turns straight, having in certain distance near hanger will not move when barrier, to ensure that equipment, medical worker and patient
Safety.
Claims (3)
1. a kind of suspension type DR system with anti-collision, which is characterized in that including pedestal (12), on the pedestal (12)
It is vertically fixed column (8), column (8) bottom side is fixed with the first control cabinet (9), in first control cabinet (9)
First relay (2) and the second relay (3) are installed, first relay (2) and the second relay (3) are arranged side by side,
220V power supply, 24V power supply and detector lifting motor (5), the detector lifting are additionally provided in first control cabinet (9)
The motor shaft of motor (5) is connected with column vertical steel bracket by chain (17) in upright post base with gear a, the gear a is connected with
(14), the column vertical steel bracket (14) passes through chain (15) in column and the connection of the apical tooth wheel (16) at the top of column (8)；It is described vertical
It is opened up in column there are two fracture, is connected with sliding block (11) between two fractures, sliding block (11) two sides of the bottom on chain (15)
It is provided with idler wheel (19), the column (8) is additionally provided with sliding rail (20) in sliding block (11) one side wall, idler wheel (19) energy
It slides on sliding rail (20), is fixed with the second control cabinet (10) on the sliding block (11), it is fixed in second control cabinet (10)
There are detector rotating electric machine (6), retarder (23) and 24V power supply, being horizontally disposed in second control cabinet (10) has connecting column
(13), described connecting column (13) one end is pierced by the second control cabinet (10) inner wall, and traversing through end is connected with detector (7), the spy
It surveys in device (7) and is provided with photoelectric sensor (1).
2. a kind of suspension type DR system with anti-collision according to claim 1, which is characterized in that described first
Relay (2) and the second relay (3) connection normally-closed contact (4), the anode of the first relay (2) and the second relay (3) and
The anode connection of 24V power supply in first control cabinet (9), anode and the first relay (2) of the detector lifting motor (5)
Normally-closed contact is connected in series, the anode company of series connection of the normally-closed contact of second relay (3) and detector rotating electric machine (4)
It connects, the anode of positive terminal connection photoelectric sensor (1) of the 24V power supply in first control cabinet (9), first control
The cathode of negative terminal connection photoelectric sensor (1) of 24V power supply in case (9), the signal wire IN of the photoelectric sensor (1)
It is connect respectively with the cathode of the cathode of the first relay (2) and the second relay (3).
3. a kind of suspension type DR system with anti-collision according to claim 1, which is characterized in that the photoelectricity
Sensor (2) is diffusing reflection formula photoelectric sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910151017.XA CN109893151A (en) | 2019-02-28 | 2019-02-28 | A kind of suspension type DR system with anti-collision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910151017.XA CN109893151A (en) | 2019-02-28 | 2019-02-28 | A kind of suspension type DR system with anti-collision |
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| Publication Number | Publication Date |
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| CN109893151A true CN109893151A (en) | 2019-06-18 |
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ID=66945808
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910151017.XA Pending CN109893151A (en) | 2019-02-28 | 2019-02-28 | A kind of suspension type DR system with anti-collision |
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| CN210019375U (en) * | 2019-02-28 | 2020-02-07 | 西安医学院 | Suspension type DR detector and bed buffer stop |
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2019
- 2019-02-28 CN CN201910151017.XA patent/CN109893151A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2882537Y (en) * | 2005-05-26 | 2007-03-28 | 黎剑锋 | X-ray diagnoser |
| CN101278841A (en) * | 2008-05-23 | 2008-10-08 | 北京宝利康医学工程公司 | Control system and method of digital X-ray photo equipment attachment |
| CN201453285U (en) * | 2009-06-26 | 2010-05-12 | 北京万力森医疗设备有限公司 | Digital X-ray camera mounting |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190618 |
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| RJ01 | Rejection of invention patent application after publication |