Invention content
In view of this, a kind of scanning imaging system of present invention offer and rays safety detection apparatus, scanning imaging system energy of the invention
It is enough to improve the fixed angle range scans or comprehensive scanning for realizing scanning imaging system.
The present invention provides a kind of scanning imaging system, which includes:
Scanning means, for being scanned to object to be scanned;
Driving device, including driving motor and moving parts, the moving parts are connect with the scanning means;The fortune
Dynamic component drives the scanning means to move under the driving of the driving motor;
Wherein, several tactic brake components are provided on the moving parts, the brake component is in the scanning
Device is opened when moving by preset order one by one, so that scanning means pause motion on predeterminated position, and described pre-
If being scanned to the object to be scanned on position.
In one embodiment, the scanning imaging system further includes rotary components;
The rotary components are fixedly connected with the scanning means;
The moving parts drive the rotary components to rotate under the driving of the driving motor, the rotary components band
The dynamic scanning means rotation.
In one embodiment, the moving parts include mounting base, the mounting groove that is set in the mounting base, setting
In the lead screw being connect in the mounting groove and with the driving motor, the sliding shoe being connect with the lead screw and with the sliding
The sliding panel of block connection, the sliding panel are slidably connected with the mounting base.
In one embodiment, several described brake components are arranged the outer wall in the mounting base, and with the mounting base
Extending direction it is identical, the side of the sliding panel is provided with limited block;
Several described brake components are opened when the scanning means is moved by preset order one by one, and with the limited block
Contact, to trigger the scanning means pause motion, and is at the location scanned the object to be scanned.
In one embodiment, two side roof part of the mounting groove is provided with the sliding rail extended in the same direction along the mounting groove
Road is provided with sliding shoe on the sliding rail, and the sliding shoe is slided relative to the sliding rail, the sliding shoe and institute
Sliding panel is stated to be fixedly connected.
In one embodiment, several described brake components are several ejection brake components, several described ejection brakings
Part is arranged along the sliding rail;
It is described several ejection brake components popped up one by one by preset order when the scanning means is moved, and with the cunning
Motion block contacts, and to trigger the scanning means pause motion, and is scanned at the location to the object to be scanned.
In one embodiment, the interval in several brake components between each two brake component is identical.
In one embodiment, the shaft coupling for connecting the lead screw and the driving motor is provided in the mounting groove
Device and the holder for being used to support the lead screw, the holder are set to the end of the lead screw and are rotatablely connected with the lead screw,
The shaft coupling is set between the lead screw and the driving motor.
In one embodiment, the rotary components include that gear, gear installation base and rotational installation are pacified in the gear
Dress seat and the connecting shaft being fixedly connected with the gear;
The driving device further includes the rack assembly for the gear rotation to be engaged and driven with the gear, described
Rack assembly is fixedly connected with the sliding panel.
On the other hand, the present invention also provides a kind of rays safety detection apparatus, which includes above-mentioned scanning imaging system.
Advantageous effect:It is different from the prior art, scanning imaging system of the invention passes through the moving parts in driving device
Upper setting brake component by the movement of the unlatching control scanning means of brake component, and then realizes scanning means to object to be scanned
0~360 ° of fixed angle range scanning or comprehensive scanning, brake component of the invention do not depend on and external environment item
Part, does not receive the interference of sound or light of external environment etc., so can be relatively accurate control scanning means movement, reach
To the purpose improved to 0~360 ° of fixed angle range of object to be scanned or the precision of comprehensive scanning.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art in the case that do not make creative work obtained it is every other
Embodiment belongs to the scope of protection of the invention.
If it is to be appreciated that related in the embodiment of the present invention directionality instruction (such as up, down, left, right, before and after ...),
Then directionality instruction be only used for explaining relative position relation under a certain particular pose (as shown in the picture) between each component,
Motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes correspondingly.
If in addition, relating to the description of " first ", " second " etc. in the embodiment of the present invention, it is somebody's turn to do " first ", " second " etc.
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.In addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, when the knot that conflicting or cannot achieve when will be understood that this technical solution occurs in the combination of technical solution
Conjunction is not present, also not the present invention claims protection domain within.
Please refer to Fig.1 and Fig. 2, Fig. 1 be one embodiment of scanning imaging system of the present invention structural schematic diagram, Fig. 2 is this hair
The structural schematic diagram of 200 1 embodiment of driving device of bright scanning imaging system.As shown in Figure 1, the scanning imagery of the present embodiment
System includes scanning means 100 and driving device 200, and scanning means 100 is for being scanned object to be scanned;Driving device
200 include driving motor 201 and moving parts, wherein moving parts are connect with driving motor 201, scanning means 100 and movement
Component connects, and moving parts are as the driving hinge between driving motor 201 and scanning means 100, in the drive of driving motor 201
Dynamic lower drive scanning means 100 moves.Fig. 2 is further regarded to, as shown in Fig. 2, being provided on the moving parts of the present embodiment suitable
Several brake components 204 of sequence arrangement, brake component 204 are opened when scanning means 100 is moved by preset order one by one, work as braking
Part 204 when opening can the pause motion on current position of driver sweep device 100, and on the position to object to be scanned into
Row scanning.
With further reference to Fig. 1, the scanning imaging system of the present embodiment further includes rotary components 300, and rotary components 300 are distinguished
It is connect with scanning means 100 and driving device 200, and then drives scanning means 100 to rotate under the driving of driving device 200,
To be scanned to object to be scanned.In other embodiments, scanning means 100 can also be directly connected to driving device 200
Moving parts, directly pass through moving parts drive movement.
Further, the scanning means 100 of the present embodiment includes braced frame 101 and scanning antenna array 102, scans day
Linear array 102 is mounted on the inside of braced frame 101, and the inner space of braced frame 101 can accommodate object to be scanned, scan day
The signal direction of the launch of linear array 102 is towards the spatial position for housing object to be scanned in braced frame 101;Further, it scans
Aerial array 102 includes the transmitting antenna array and receiving antenna array being disposed adjacent, and the two is arranged side by side, to facilitate transmitting-receiving to believe
Number, ensure signal transmitting and receiving quality.In the present embodiment, scanning signal that scanning antenna array 102 is reflected to object to be scanned can be with
For millimeter wave scanning signal and/or Terahertz scanning signal.As shown in Figure 1, the support of rotary components 300 and scanning means 100
Frame 101 is fixedly connected, and the moving parts of driving device 200 drive rotary components 300 to revolve under the driving of driving motor 201
Turn, rotary components 300 drive braced frame 101 to rotate, so that 102 energy of scanning antenna array that 101 inside of braced frame is arranged
Round-trip circular motion is enough carried out, and then carries out 0~360 ° of fixed angles to the object to be scanned inside braced frame 101
Spend range or comprehensive scanning.
Fig. 2 and Fig. 3 are further regarded to, Fig. 3 is the overlooking structure diagram of driving device 200 shown in Fig. 2.Such as Fig. 2 and
Shown in Fig. 3, the moving parts of the present embodiment include mounting base 202, are set in mounting base 202 mounting groove 217 is set to peace
The lead screw 215 connecting in tankage 217 and with driving motor 201, the sliding shoe being connect with lead screw 215 (are located under sliding panel 213
Side is not drawn into Fig. 3) and the sliding panel 213 that is connect with sliding shoe, sliding panel 213 be slidably connected with mounting base 202.Driving
When device 200 works, driving motor 201 drives lead screw 215 to rotate, and lead screw 215 drives the prolonging along mounting base 202 of sliding panel 213
Stretch direction linear slide, driving motor 201 can forward or reverse to drive sliding panel 213 to be carried out in mounting base 202 back and forth
Movement.The outer wall in mounting base 202 is arranged in several brake components 204, and extending direction is identical as the extending direction of mounting base 202
(i.e. the setting direction of brake component 204 is consistent with the sliding path of sliding panel 213), the side of sliding panel 213 is provided with limited block
205.When extending direction linear slide of the sliding panel 213 along mounting base 202, several brake components 204 press preset order one by one
It opens, the brake component 204 of unlatching can be contacted with limited block 205, and then trigger 201 break-off of driving motor, moving parts
Pause motion therewith, scanning means 100 then lose driving force and then also pause motion, at this time scan control its then control scanning
Aerial array 102 is scanned object to be scanned.
In the present embodiment, preset order is from one end of the close driving motor 201 of mounting base 202 to far from driving motor
201 one end, or from one end far from nearly driving motor 201 of mounting base 202 to one end of close driving motor 201, specifically
Position and its glide direction of the sliding panel 213 according to moving parts in setting in motion are needed, if sliding panel 213 is first
Beginning is located proximate to driving motor 201, then preset order is from one end of the close driving motor 201 of mounting base 202 to far from drive
One end of dynamic motor 201, otherwise preset order is opposite.
Further, the time interval that several brake components 204 are opened one by one in the present embodiment can scan as needed
Number, driving motor 201 drive sliding panel 213 move speed and braced frame 101 under the action of driving motor 201
Angular speed etc. be configured.Sliding panel 213 is enabled to move to another braking of jingle bell from a brake component 204 in the present embodiment
It is identical that time needed for part 204 moves the time preset needed for scanning angle with braced frame 101.Assuming that scanning means 100
Default scanning angle is 30 ° (that is, often rotate 30 ° then carries out single pass to object to be scanned), and the angle of scanning means 100 is fast
The speed that degree and sliding panel 213 move is given data, then the interval of the unlatching of two neighboring brake component 204 can be calculated
Time.As a result, when sliding panel 213 moves to another adjacent brake component 204 from a brake component 204, scanning means 100
Scanning angle is preset in corresponding rotation, another brake component 204 is opened at this time, you can makes 213 pause motion of sliding panel, in turn
The pause motion on current location of scanning means 100 is enabled, and then realizes that scanning means 100 often rotates default scanning angle and working as
The purpose being scanned to object to be scanned on front position realizes 0~360 ° of the fixed angle range to object to be scanned
Or comprehensive scanning.
In one embodiment, can be passed through by enabling several brake components 204 connect a controller (being not drawn into figure)
The controller carries out timing to the run duration of sliding panel 213 and is then opened when the duration of timing reaches the interval time of setting
Brake component 204.Further, controller can send pause driving while opening brake component 204 to driving motor 201
Instruction avoid after the limited block 205 on brake component 204 and sliding panel 213 contacts so that 201 break-off of driving motor
Sliding panel 213 continues to move, and leads to the damage of moving parts.Further, controller can also to scanning antenna array 102 into
Row control, i.e., send scan instruction, so that scanning antenna array 102 when it opens brake component 204 to scanning antenna array 102
Object to be scanned is scanned;In the present embodiment, when scanning antenna array 102 receives the echo that object to be scanned is reflected back
It when signal, is fed back to controller, controller then closes the brake component 204 currently opened, and is sent to driving motor 201
Work order repeats above-mentioned process until completing 0~360 ° to object to be scanned so that driving motor 201 works on
Fixed angle range or comprehensive scanning, obtain the stereoscan data of object to be scanned.Wherein, controller can be independent
Setting, can also be integrated with driving motor.
Further, the present embodiment can also be by being arranged induction component (not shown), induction in mounting base 202
The position consistency of the position and brake component 204 of component, when sliding panel 213 moves at the position of induction component, i.e. triggering is opened
The brake component 204 with the position consistency of induction component is opened, and then enables 100 pause motion of scanning means;Realization principle and above-mentioned phase
Together, details are not described herein again.It can be senser element or mechanical braking component that component is incuded in the present invention.
In the present embodiment, brake component 204 can be ejection brake component 204 or rotation brake part 204, i.e., brake component 204 can
It opens in a manner of by rotating or launching, and is contacted with the limited block 205 on 213 side of sliding panel.
Fig. 2 and Fig. 3 are further regarded to, as shown in Figures 2 and 3, two side roof parts of the mounting groove 217 in the present embodiment are arranged
There is the sliding rail 212 extended in the same direction along mounting groove 217, sliding shoe 203 is provided on sliding rail 212, sliding shoe 203 is opposite
It is slided in sliding rail 212, sliding shoe 203 is fixedly connected with sliding panel 213.
In another embodiment of the present invention, several brake components 204 can be arranged along sliding rail 212, and positioned at cunning
On dynamic rail road 212, equally, several brake components 204 are opened one by one during scanning means 100 moves, and are existed with setting
Sliding shoe 203 on sliding rail 212 contacts, and triggers moving parts pause motion, and then scanning means 100 is enabled to suspend fortune therewith
It is dynamic, and object to be scanned is scanned on the position of pause, it works on later, repeats above-mentioned process until completion pair
0~360 ° of fixed angle range of object to be scanned or comprehensive scanning.Braking principle in present embodiment with it is above-mentioned
Braking principle it is identical, details are not described herein again.In present embodiment, several brake components 204 are arranged in 212 upper edge of sliding rail
In the groove of its extending direction distribution, when brake component 204 is opened, brake component 204 is bounced from groove, at this time brake component
204 tops are higher than the top of sliding rail 212, and then are contacted with the sliding shoe 203 for sliding into herein.
Fig. 3 is further regarded to, as shown in figure 3, being provided in mounting groove 217 for connection wire rod 215 and driving motor 201
Shaft coupling 216 and be used to support the holder 214 of lead screw 215, holder 214 be set to the end of lead screw 215 and with 215 turns of lead screw
Dynamic connection, shaft coupling 216 are set between lead screw 215 and driving motor 201.Shaft coupling 216, which can increase, drives motor and lead screw 215
The stability of connection improves the reliability and synchronism of transmission, and in later maintenance, the convenience of dismounting can be improved.
Fig. 4 and Fig. 5 are further regarded to, Fig. 4 is the structure of 300 1 embodiment of rotary components of scanning imaging system of the present invention
Schematic diagram, Fig. 5 are the side views of rotary components 300 shown in Fig. 4.As shown in figure 4, rotary components 300 include connecting plate 301,
Gear 303, gear installation base 302 and rotational installation are in gear installation base 302 and the connecting shaft 304 that is fixedly connected with gear 303.
Connecting plate 301 is fixedly connected with gear 303, and is connected to the braced frame 101 of scanning means 100, and then is rotated in gear 303
When drive 101 rotary motion of braced frame.
Fig. 1 is further regarded to, as shown in Figure 1, driving device 200 further includes being nibbled for the gear 303 with rotary components 300
The rack assembly that Merging zone method moving gear 303 rotates, rack assembly are fixedly connected with sliding panel 213.Pass through rack assembly and gear
Cooperation, the transmission accuracy of transmission mechanism can be improved.
Specifically, the mounting plate 206 for installing rack assembly is provided on sliding panel 213, the both ends point of mounting plate 206
It is not bent to away from the side of sliding panel 213, and multiple use is threaded with from this two bending part 211, two bending parts 211
In the positioning bolt 207 for abutting rack assembly, rack assembly includes being set between two bending parts 211 and being stacked with setting
First rack 209 and the second rack 210, the first rack 209 are arranged in parallel with the second rack 210,209 both ends part of the first rack
Not Dui Yingyu the installation of two bending parts, 211 gap, multiple positioning bolts 207 abut with the both ends of the first rack 209 respectively, the second tooth
The both ends of item 210 are corresponding respectively to install with two bending parts, 211 gap, multiple positioning bolts 207 respectively with the second rack 210
Both ends abut.
In practical applications, can exist when the first rack 209 and/or the second rack 210 are engaged with gear 303 between flank
Gap, and work as scanning imaging system after a period of use, due to mechanical wear, first gear 209 and/or the second tooth can be enabled
Wheel 210 generates backlash when being engaged with gear 303, when first gear 209 and/or the change rotation direction of second gear 210,
It is when rotating forward when gear 303 is transformed to reversion by rotating forward or by inverse transform, backlash will produce impact and mechanical oscillation, and
Bring noise.The scanning imaging system of the embodiment of the present invention, can by adjust positioning bolt 207 and mobile first rack 209 and/
Or second rack 210, keep gear 303 at a fully engaged with rack assembly and eliminate backlash, reduces impact and mechanical oscillation, drop
Low noise, and improve the service life of scanning imaging system.
Fig. 1 is further regarded to, as shown in Figure 1, the scanning imaging system of the present embodiment further includes for installing driving motor
201 and gear installation base 302 loading plate 208.
In another embodiment, the first rack 209 and the second rack 210 can also be separately positioned on the two of gear 303
The other structures all same and quantity of side, driving device and rotary components are twice of above-described embodiment, the first rack 209
It is installed on a wherein mounting plate 206, the second rack 210 is installed on another mounting plate 206, is located at the of 303 both sides of gear
One rack 209 and the second rack 210 are mutually arranged in parallel.
It these are only embodiments of the present invention, be not intended to limit the scope of the invention, it is every to utilize the present invention
Equivalent structure or equivalent flow shift made by specification and accompanying drawing content is applied directly or indirectly in other relevant technologies
Field is similarly included in the scope of patent protection of the present invention.