CN203325480U - Device for reducing radiation leakage rate in luggage passing process of security inspector - Google Patents
Device for reducing radiation leakage rate in luggage passing process of security inspector Download PDFInfo
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- CN203325480U CN203325480U CN2013203695910U CN201320369591U CN203325480U CN 203325480 U CN203325480 U CN 203325480U CN 2013203695910 U CN2013203695910 U CN 2013203695910U CN 201320369591 U CN201320369591 U CN 201320369591U CN 203325480 U CN203325480 U CN 203325480U
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- shielding curtain
- screening machine
- secondary shielding
- cabinet
- curtain
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Abstract
The utility model provides a device for reducing a radiation leakage rate in a luggage passing process of a security inspector. The device comprises a chassis, a conveyor belt and a first shielding curtain which is arranged at the inlet and outlet of the chassis, wherein a second shielding curtain which is connected with the chassis is arranged inside or outside the first shielding curtain; the lower end of the second shielding curtain downwards extends to the upper surface of the conveyor belt; a sealed space is formed between the first shielding curtain and the second shielding curtain. In the security inspector, the second shielding curtain is additionally arranged outside or inside the first shielding curtain, and the sealed space is formed between the first shielding curtain and the second shielding curtain, so that the first shielding curtain or the second shielding curtain is enabled to be in a completely put-down state when the luggage passes next to each other one by one in an occasion which is large in pedestrian volume and dense, and therefore, the leakage rate of X rays in the chassis in the luggage passing process is greatly reduced, the body health of personnel (especially operation personnel) around the security inspector is ensured, and great significance is achieved.
Description
Technical field
The utility model relates to a kind of security detection equipment based on X ray, particularly relates to a kind of screening machine luggage by reducing the device of radiation leakage amount in process.
Background technology
Screening machine, have another name called safety check instrument, luggage security inspection machine, passage type X-ray machine, X ray safety check instrument etc., is a kind ofly by means of conveying belt, will be looked into that luggage is sent into the X-ray examination passage and the electronic equipment that completes inspection.Its principle of work is: luggage enters the X-ray examination passage, triggers the parcel detecting sensor, and detection signal is sent to systems control division and divides, and produces the X ray trigger pip, triggers X ray radiographic source emitting x-ray.A branch of fan-shaped x-ray beam through collimating apparatus is through the inspected object on conveying belt, and X ray is absorbed by inspected object, and finally bombardment is arranged on the dual energy semiconductor detector in passage.Detector changes X ray into signal, and these very weak signals are exaggerated, and delivers to the signal processor case and do further processing.
In recent years, the screening machine technical development is increasingly mature, and that its figure is stablized is clear, resolution is high, is convenient to the small articles such as metal weapon are checked.And the screening machine equipment volume is little, lightweight, power consumption is low, self-diagnostic function is perfect, convenient operation and maintenance, therefore it is widely used in station, subway, airport, customs, harbour, nuclear power station, the ,You Jian of government bodies center, law court, Conference Room etc.In addition, the X ray produced while working due to screening machine can exert an influence to operating personnel's health, therefore X ray shielding curtain is installed, a kind of multi-energy X-ray security inspection machine as disclosed as Chinese utility model patent instructions CN201421439Y at the two ends of screening machine casing.
But, be directed to as occasions such as subway station, stations, because flow of the people is many and intensive, therefore when safety check, luggage is that a part is close to and enters screening machine, when causing the inner generation of screening machine X ray, X ray shielding curtain does not all put down yet, cause producing gap between itself or itself and screening machine casing, although, or the shielding curtain all puts down, still there is gap in itself, and then cause that X ray passes through this gap and produces and leak, thereby personnel are on every side exerted an influence, particularly for being positioned at for a long time the other operating personnel of screening machine.
The utility model content
The shortcoming of prior art in view of the above, the purpose of this utility model be to provide a kind of occasion many and intensive at flow of the people and at luggage by reducing the screening machine of radiation leakage amount in process.
For achieving the above object, the utility model provides a kind of screening machine luggage by reducing the device of radiation leakage amount in process, the the first shielding curtain that comprises cabinet, conveying belt and be located at cabinet entrance and exit place, inboard or the outside of described the first shielding curtain are provided with the secondary shielding curtain be connected with cabinet, the lower end of described secondary shielding curtain extends downward the upper surface of conveying belt, between described the first shielding curtain and secondary shielding curtain, forms a confined space.
Further, described secondary shielding curtain is positioned at the outside of the first shielding curtain, described cabinet entrance and exit place is equipped with an erecting frame that is positioned at the cabinet outside and is connected with cabinet, described erecting frame is provided with a top board, described top board is provided with a plurality of the first hooks side by side, and described secondary shielding curtain is provided with the hanging hole hung on the first hook.
Preferably, described top board inside surface is provided with a liner plate, and described the first hook is located on described liner plate.
Further, described secondary shielding curtain is positioned at the inboard of the first shielding curtain, also comprise and be positioned at cabinet and be fixed on two installing plates on the cabinet top board, described installing plate is provided with an inverted U-channel that Open Side Down, be provided with a plurality of the second hooks side by side in described inverted U-channel, described secondary shielding curtain is provided with the hanging hole hung on the second hook.
Further, the spacing L between described the first shielding curtain and secondary shielding curtain is 110～120mm.
Preferably, described spacing L is 115mm.
Preferably, described the first shielding curtain, secondary shielding curtain are plumbous curtain.
As mentioned above, the screening machine luggage that the utility model relates to, by reducing the device of radiation leakage amount in process, has following beneficial effect:
In this screening machine, install a secondary shielding curtain additional by the outside at the first shielding curtain or inboard, and make between the first shielding curtain and secondary shielding curtain to form a confined space, thereby more than flow of the people and in intensive occasion, when part of luggage was close to, make the first shielding curtain or secondary shielding curtain in complete down state, and then greatly reduce luggage by the leakage rate of cabinet internal X-ray in process, thereby around the assurance screening machine, personnel's (particularly operating personnel) is healthy, therefore its tool has very great significance.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
The side view that Fig. 2 is Fig. 1.
The connection diagram that Fig. 3 is erecting frame and secondary shielding curtain in Fig. 1.
The A circle enlarged drawing that Fig. 4 is Fig. 3.
The B that Fig. 5 is Fig. 3 is to stereographic map.
Fig. 6 is another embodiment of the present utility model.
The connection diagram that Fig. 7 is installing plate and secondary shielding curtain in Fig. 6.
The element numbers explanation
1 cabinet
2 conveying belt
3 first shielding curtains
4 secondary shielding curtains
41 hanging holes
5 erecting frames
51 side plates
511,521 connecting portions
52 top boards
522 curved portions
53 first hooks
531 vertical component effects
532 horizontal parts
54 liner plates
6 installing plates
61 inverted U-channels
62 second hooks
Embodiment
Below by particular specific embodiment, embodiment of the present utility model is described, person skilled in the art scholar can understand other advantages of the present utility model and effect easily by the disclosed content of this instructions.
Notice, appended graphic the illustrated structure of this instructions, ratio, size etc., equal contents in order to coordinate instructions to disclose only, understand and read for person skilled in the art scholar, not in order to limit the enforceable qualifications of the utility model, therefore the technical essential meaning of tool not, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under the effect that the utility model can produce and the purpose that can reach, all should still drop on the technology contents that the utility model discloses and obtain in the scope that can contain.Simultaneously, in this instructions, quote as " on ", D score, " left side ", " right side ", " centre " reach the term of " " etc., also only for ease of understanding of narrating, but not in order to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, under without essence change technology contents, when also being considered as the enforceable category of the utility model.
The utility model relates to a kind of screening machine luggage by reducing the device of radiation leakage amount in process, for further reducing the leakage radiation amount, to guarantee people's health safety.See Fig. 1, Fig. 2 and Fig. 6, the first shielding curtain 3 that this screening machine comprises cabinet 1, conveying belt 2 and is located at cabinet 1 entrance and exit place, and the entrance and exit of the first shielding curtain 3 shutoff cabinets 1, inboard or the outside of described the first shielding curtain 3 are provided with the secondary shielding curtain 4 be connected with cabinet 1, the lower end of described secondary shielding curtain 4 extends downward the upper surface of conveying belt 2, between described the first shielding curtain 3 and secondary shielding curtain 4, forms a confined space.
In this screening machine, install a secondary shielding curtain 4 additional by the outside at the first shielding curtain 3 or inboard, and make between the first shielding curtain 3 and secondary shielding curtain 4 to form a confined space, thereby more than flow of the people and in intensive occasion, when part of luggage was close to, make the first shielding curtain 3 or secondary shielding curtain 4 in complete down state, and then greatly reduce luggage by the leakage rate of cabinet 1 internal X-ray in process, thereby around the assurance screening machine, personnel's (particularly operating personnel) is healthy, therefore its tool has very great significance.
In the present embodiment, secondary shielding curtain 4 can be located at the outside of screening machine, also can be located at the inside of screening machine.When secondary shielding curtain 4 is located at the screening machine outside, it is the outside that described secondary shielding curtain 4 is positioned at the first shielding curtain 3, as shown in Figures 1 to 5, described cabinet 1 entrance and exit place is equipped with an erecting frame 5 that is positioned at cabinet 1 outside and is connected with cabinet 1, described erecting frame 5 is provided with a top board 52, described top board 52 is provided with a plurality of the first hooks 53 side by side, described secondary shielding curtain 4 is provided with the hanging hole 41 hung on the first hook 53, thereby is fixed on erecting frame 5 and shutoff erecting frame 5 by secondary shielding curtain 4.Luggage is successively through secondary shielding curtain 4, the first shielding curtain 3, radiographic source, the first shielding curtain 3, secondary shielding curtain 4, now, spacing L between secondary shielding curtain 4 and the first shielding curtain 3 is the bigger the better, to increase in the radiographic source of screening machine bosom and the distance between secondary shielding curtain 4, reduce the leakage radiation amount, but consider the each side factors such as screening machine structural design and volume simultaneously, therefore the spacing L between the first shielding curtain 3 and secondary shielding curtain 4 is 110～120mm, more preferably, described spacing L is 115mm.
In addition, see Fig. 1, Fig. 3, described erecting frame 5 also comprises two side plates 51, described top board 52 is between side plate 51, be that erecting frame 5 is one inverted U-shaped, the both sides, front and back of described secondary shielding curtain 4 contact with side plate 51 inwalls, and side plate 51 rear ends are stretched in screening machine and with the screening machine inwall and fitted, the seamless effect reaching between secondary shielding curtain 4 and erecting frame 5, between erecting frame 5 and screening machine.Described top board 52 left ends are provided with and stretch in screening machine and the connecting portion 521 be connected with screening machine, described side plate 51 lower ends also are provided with the connecting portion 511 be connected with screening machine, see Fig. 5, described connecting portion 521,511 is connected by securing members such as bolt, screws with screening machine to screening machine safeguarded, the operation such as maintenance.Certainly, erecting frame 5 also can be welded on screening machine.Further, see Fig. 4, described top board 52 right-hand members are one to block the curved portions 522 of the first hook 53, and described the first hook 53 is a L shaped hook, comprises vertical component effect 531 and is fixed on the horizontal part 532 in curved portions 522.Preferably, described top board 52 inside surfaces are provided with the liner plate 54 of an arc, described liner plate 54 is connected by securing members such as bolt, screws with top board 52, and described the first hook 53 is located on described liner plate 54, and the horizontal part 532 of the first hook 53 is fixed in liner plate 54.
When secondary shielding curtain 4 is positioned at screening machine inside, it is the inboard that described secondary shielding curtain 4 is positioned at the first shielding curtain 3, now, see Fig. 6 and Fig. 7, also comprise and be positioned at cabinet 1, and be fixed on two installing plates 6 on the cabinet top board, described installing plate 6 is provided with an inverted U-channel that Open Side Down 61, be provided with a plurality of the second hooks 62 side by side in described inverted U-channel 61, preferably, described the second hook 62 is a U-shaped hook, described secondary shielding curtain 4 is provided with the hanging hole 41 hung on the second hook 62, and then secondary shielding curtain 4 is fixed on installing plate 6, and the both sides, front and back of secondary shielding curtain 4 contact with the screening machine inwall.Luggage is successively through the first shielding curtain 3, secondary shielding curtain 4, radiographic source, secondary shielding curtain 4, the first shielding curtain 3, and the spacing L between described the first shielding curtain 3 and secondary shielding curtain 4 is also 110～120mm, and more preferably, described spacing L is 115mm.In the present embodiment, described installing plate 6 is connected by securing members such as screw, bolts with the top board 52 of screening machine.
Preferably, described the first shielding curtain 3, secondary shielding curtain 4 are plumbous curtain.
In sum, the screening machine that the utility model relates to has greatly reduced the leakage radiation amount, and the health of protecting personnel is significant safely.So the utility model has effectively overcome various shortcoming of the prior art and the tool high industrial utilization.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not for limiting the utility model.Any person skilled in the art scholar all can, under spirit of the present utility model and category, be modified or be changed above-described embodiment.Therefore, have in technical field under such as and usually know that the knowledgeable modifies or changes not breaking away from all equivalences that complete under spirit that the utility model discloses and technological thought, must be contained by claim of the present utility model.
Claims (7)
1. a screening machine luggage is by reducing the device of radiation leakage amount in process, the the first shielding curtain (3) that comprises cabinet (1), conveying belt (2) and be located at cabinet (1) entrance and exit place, it is characterized in that: inboard or the outside of described the first shielding curtain (3) are provided with the secondary shielding curtain (4) be connected with cabinet (1), the lower end of described secondary shielding curtain (4) extends downward the upper surface of conveying belt (2), between described the first shielding curtain (3) and secondary shielding curtain (4), forms a confined space.
2. screening machine luggage according to claim 1 is by reducing the device of radiation leakage amount in process, it is characterized in that: described secondary shielding curtain (4) is positioned at the outside of the first shielding curtain (3), described cabinet (1) entrance and exit place is equipped with one and is positioned at the erecting frame (5) that cabinet (1) is outside and be connected with cabinet (1), described erecting frame (5) is provided with a top board (52), described top board (52) is provided with a plurality of the first hooks (53) side by side, and described secondary shielding curtain (4) is provided with the hanging hole (41) hung on the first hook (53).
3. screening machine luggage according to claim 2 is by reducing the device of radiation leakage amount in process, and it is characterized in that: described top board (52) inside surface is provided with a liner plate (54), and described the first hook (53) is located on described liner plate (54).
4. screening machine luggage according to claim 1 is by reducing the device of radiation leakage amount in process, it is characterized in that: described secondary shielding curtain (4) is positioned at the inboard of the first shielding curtain (3), also comprise and be positioned at cabinet (1) and be fixed on two installing plates (6) on the cabinet top board, described installing plate (6) is provided with an inverted U-channel that Open Side Down (61), be provided with a plurality of the second hooks (62) side by side in described inverted U-channel (61), described secondary shielding curtain (4) is provided with the hanging hole (41) hung on the second hook (62).
5. screening machine luggage according to claim 1, by reducing the device of radiation leakage amount in process, is characterized in that: the spacing L between described the first shielding curtain (3) and secondary shielding curtain (4) is 110～120mm.
6. screening machine luggage according to claim 5 is by reducing the device of radiation leakage amount in process, and it is characterized in that: described spacing L is 115mm.
7. pass through to reduce in process the device of radiation leakage amount according to the described screening machine luggage of claim 1-4 any one, it is characterized in that: described the first shielding curtain (3), secondary shielding curtain (4) are plumbous curtain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203695910U CN203325480U (en) | 2013-06-25 | 2013-06-25 | Device for reducing radiation leakage rate in luggage passing process of security inspector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203695910U CN203325480U (en) | 2013-06-25 | 2013-06-25 | Device for reducing radiation leakage rate in luggage passing process of security inspector |
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| Publication Number | Publication Date |
|---|---|
| CN203325480U true CN203325480U (en) | 2013-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203695910U Expired - Fee Related CN203325480U (en) | 2013-06-25 | 2013-06-25 | Device for reducing radiation leakage rate in luggage passing process of security inspector |
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| CN (1) | CN203325480U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103345953A (en) * | 2013-06-25 | 2013-10-09 | 上海高晶影像科技有限公司 | Device reducing radiation leakage during screening machine luggage passing process |
| CN103639128A (en) * | 2013-12-20 | 2014-03-19 | 中云智慧（北京）科技有限公司 | Radioactive substance detecting and sorting equipment and method |
| CN104459812A (en) * | 2014-12-17 | 2015-03-25 | 同方威视技术股份有限公司 | Pull type multi-view-angle article inspection system and application method thereof |
-
2013
- 2013-06-25 CN CN2013203695910U patent/CN203325480U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103345953A (en) * | 2013-06-25 | 2013-10-09 | 上海高晶影像科技有限公司 | Device reducing radiation leakage during screening machine luggage passing process |
| CN103345953B (en) * | 2013-06-25 | 2016-05-18 | 上海高晶影像科技有限公司 | Screening machine luggage is by reducing the device of radiation leakage amount in process |
| CN103639128A (en) * | 2013-12-20 | 2014-03-19 | 中云智慧（北京）科技有限公司 | Radioactive substance detecting and sorting equipment and method |
| CN103639128B (en) * | 2013-12-20 | 2015-10-28 | 中云智慧（北京）科技有限公司 | Radioactive substance detecting and sorting equipment and method |
| CN104459812A (en) * | 2014-12-17 | 2015-03-25 | 同方威视技术股份有限公司 | Pull type multi-view-angle article inspection system and application method thereof |
| US10648929B2 (en) | 2014-12-17 | 2020-05-12 | Nuctech Company Limited | Trailed multiple-viewing-angle item inspection system and method of using the same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 Termination date: 20180625 |