CN204984182U - Pneumatic shield door device - Google Patents
Pneumatic shield door device Download PDFInfo
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- CN204984182U CN204984182U CN201520544405.1U CN201520544405U CN204984182U CN 204984182 U CN204984182 U CN 204984182U CN 201520544405 U CN201520544405 U CN 201520544405U CN 204984182 U CN204984182 U CN 204984182U
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Abstract
The utility model discloses a pneumatic shield door device is applied to medical equipment field, especially nuclear magnetic resonance equipment mill testing room equipment and advances the exit channel closed shield, and the device includes: door frame, threshold, pneumatic mechanism, shielding reed and biparting door leaf. The threshold adopts pre -buried formula structure, and forms with the door frame the side frame that hinge and door frame are passed through to the door pocket structure of shield door device, the side of door leaf links to each other. Pneumatic mechanism and mutual contact department of shielding reed setting at side and the top and the door leaf of door frame, the bottom of door leaf, and two mutual contact department between the door leaf. After the door leaf cut out, pneumatic mechanism can compress the shielding reed to realize pneumatic shield door device's the sealed efficiency of shielding. The utility model discloses not only solve the equipment business turn over inconvenient technical problem in laboratory, still improved the electromagnetic shield and the sealed sound -proofing properties of shield door device by a wide margin.
Description
Technical field
The utility model relates to a kind of shield door structure, especially relates to one and is applied to medical field, and particularly nuclear magnetic resonance equipment factory detected test room equipment imports and exports the pneumatic door apparatus of channel seal shielding.
Background technology
MRI (magneticresonanceimaging, magnetic resonance imaging) technology is current application a kind of medical image diagnostic techniques widely.And shield door equipment is a kind of access being mainly used in magnetic resonance examination room doctors and patients and the relevant personnel, article apparatus as Magnetic resonance imaging room corollary equipment.Equipment operationally, shield door be close, it formed with shield, shielding windows, various waveguide, wave filter together with electromagnetic isolation barrier, to electromagnetic energy flow play reflection, absorption and guiding effect.After shield door is closed, the transmission of indoor and outdoor electromagnetic signal can be blocked by shielding harness.Pneumatic shield door is then the promotion using air compressor machine to realize shield door shielding harness as source of the gas.
It is reliably free and relaxed that shield door must possess door leaf switch motion, and shield gasket is good, and material used is without magnetic three conditions.Existing MRI medical grade barrier door mainly contains two kinds of closed forms, and one is universal shield door, and adopt manual-lock door leaf, reed is contained in the surrounding of door leaf side, utilizes crack between a door and its frame fixed interval (FI), makes reed closed shield.Another kind is pneumatic shield door, and adopt manual-lock door leaf, reed is contained in inside doorframe, utilizes air pump source of the gas to answer back to reed by cylinder piston, makes reed closed shield.Pneumatic shield door is at present only for the screen door of single fan.
And in the application scenario of medical nuclear magnetic resonance equipment factory detected test room, the width of shield door is that the twice of universal shield door is many, and highly also high than universal shield door.It is all that once mounting puts in place that usual hospital installs with nuclear magnetic resonance equipment, and the passage that equipment enters room is a reserved import, and after equipment is in place, hole is closed, and need not consider the size of entering of equipment.And equipment factory detected test room is the passage that the equipment turnover room frequency is higher, therefore the shield door of detected test room must consider height and the width of equipment inlet/outlet.
Existing common biparting shield door mainly deposits technological deficiency in the following areas:
(1) door of existing common biparting shield door is above ground level, all there is certain height, need to add pading plate when equipment frequently passes in and out room with indoor and outdoor ground, and therefore equipment turnover is very inconvenient, and safety is also had a greatly reduced quality.
(2) the shield gasket part reed compression of existing common biparting shield door is that the dynamic mode of armrest makes reed squeeze to frustrate compression, and shielding finger very easily damages.And the shielding properties of existing common biparting shield door is unstable, work extremely unreliable, shield gasket relies on the mode of hand switch door to realize, and extruded mutually realize shield gasket by the shielding finger of two fan door surroundings, thus cause shielding finger very easily to damage, need frequently to change reed.
(3) due to 80 ~ 90 decibels of high-decibel noises can be produced during equipment work in medical nuclear magnetic resonance equipment factory detection experiment, working environment and the operating efficiency of personnel has been had a strong impact on.The door leaf of existing common biparting shield door generally adopts the manufacture of galvanized steel plain sheet shielding material, sound insulation and noise reducing weak effect, and does not arrange acoustic damping materials, can only reach limited 10 decibels to the decay of noise.
Utility model content
The purpose of this utility model is to provide a kind of pneumatic door apparatus, not only solves the technical problem of equipment turnover laboratory inconvenience, also significantly improves electromagnetic shielding and the sound insulaton performance of door apparatus.
In order to realize above-mentioned utility model object, the utility model specifically provides a kind of technic relization scheme of pneumatic door apparatus, and pneumatic door apparatus, comprising: comprising: doorframe, threshold, pneumatic mechanism, shielding finger and biparting door leaf.Described threshold adopts pre-buried type structure, and forms the door pocket structure of described door apparatus with described doorframe, and the side of described door leaf is connected by the side frame of hinge with described doorframe.Described pneumatic mechanism and described shielding finger are arranged on the side of described doorframe and top and contacting with each other of described door leaf and locate, the bottom of described door leaf, and the place that contacts with each other between the described door leaf of two fans.After described door leaf cuts out, described pneumatic mechanism can compress described shielding finger, thus realizes the shield gasket usefulness of described pneumatic door apparatus.
Preferably, described pneumatic mechanism comprises cylinder, described doorframe also comprises top frame further, described cylinder is arranged on described side frame, top frame, the bottom of described door leaf, and wherein one fan described door leaf side, be adjacent to the side of described door leaf or described threshold by shielding finger described in described cylinder compression, thus realize the shield gasket usefulness of described pneumatic door apparatus.
Preferably, described side frame comprises the Damping material layer, doorframe stile and the door leaf that set gradually from inside to outside further and founds rib.
Preferably, described side frame also comprises buffer bar, and described buffer bar is arranged on described door leaf and founds rib and contacting with each other of described door leaf is located.
Preferably, described door leaf comprises decoration panel one, Copper Foil one, composite board one, damping layer, composite board two, door sandwich layer, composite board three, Copper Foil two and the decoration panel two that layering is successively arranged further.
Preferably, described door leaf also comprises door leaf panel, and described door leaf panel is arranged on the described door leaf of two fans and contacts inside and outside two sides of side.
Preferably, described shielding finger is arranged on described side frame by screw, is also provided with press strip between described screw and side frame.
Preferably, described top frame is provided with the Control Component described pneumatic mechanism being carried out to pneumatic control.
Preferably, described pneumatic door apparatus also comprises magnetic key operated lock, and the main body of described magnetic key operated lock is arranged on the position near described door leaf top on the frame of described top, and the accessory body of described magnetic key operated lock is arranged on the top of described door leaf.
Preferably, also travel switch assembly is provided with further in the bottom of described top frame near the position of described door leaf.
By implementing the technical scheme of a kind of pneumatic door apparatus of above-mentioned the utility model, following technique effect can be realized:
(1) the utility model adopts pre-buried type zero gate bank structure design, and door is embedded in below ground, maintains an equal level with indoor and outdoor ground, the obstacle that the equipment that decreases frequently passes in and out, and makes it turnover conveniently smooth and easy, significantly improves the safety of equipment moving.
(2) the utility model adopts the pneumatic shield door structure of two-door fan, adds width and the height of access way, and the realization of shield gasket is after door leaf cuts out, and is vertically pushed, puncture mask reed close contact by air pump source of the gas by cylinder piston.Piston loses heart, reed recovers ortho states, and door leaf can be opened.Such a configuration reduce the damage probability of shielding finger, extend the application life of reed, shielding properties and functional reliability all significantly improve.
(3) the utility model adopts the compound multi-layer door fan structure material of shielding, sound insulation, noise reduction, the face of making an uproar equal paving damping noise-reducing material is met at the doorframe of shield door, door leaf, and the door leaf core of door leaf is copper-surfaced paper tinsel shielding material on wood materials, panel is flame-proof composite material, sound insulation and noise reducing Be very effective improves, and can reach 30 decibels to the decay of noise.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below.Apparently, the accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, can also obtain other embodiment according to these accompanying drawings.
Fig. 1 is the Facad structure schematic diagram of a kind of detailed description of the invention of the pneumatic door apparatus of the utility model;
Fig. 2 is the partial enlargement structural representation of part A in the utility model Fig. 1;
Fig. 3 is the topology layout schematic diagram of control element in a kind of detailed description of the invention of the pneumatic door apparatus of the utility model;
Fig. 4 be in the utility model Fig. 1 B-B to part section structural representation;
Fig. 5 be in the utility model Fig. 1 C-C to part section structural representation;
Fig. 6 is the part section structural representation of door leaf in a kind of detailed description of the invention of the pneumatic door apparatus of the utility model;
Fig. 7 is the cross-sectional view of side frame in a kind of detailed description of the invention of the pneumatic door apparatus of the utility model;
Fig. 8 is the connecting structure for electrical equipment schematic diagram of Control Component in a kind of detailed description of the invention of the pneumatic door apparatus of the utility model;
Fig. 9 is the pneumatic mechanism schematic layout pattern of single door fan in a kind of detailed description of the invention of the pneumatic door apparatus of the utility model;
Figure 10 is the air passage structure schematic diagram of pneumatic mechanism in a kind of detailed description of the invention of the pneumatic door apparatus of the utility model;
In figure: 1-doorframe, 2-door leaf, 3-doorframe limit, 4-door leaf limit, 5-Control Component, 6-travel switch assembly, 7-magnetic key operated lock, 8-side frame, 9-pushes up frame, 10-cylinder, 11-shielding finger, 12-press strip, 13-threshold, 14-decoration panel one, 15-Copper Foil one, 16-composite board one, 17-damping layer, 18-composite board two, 19-door sandwich layer, 20-composite board three, 21-Copper Foil two, 22-decoration panel two, 23-door leaf panel, 24-Damping material layer, 25-doorframe stile, 26-door leaf founds rib, 27-buffer bar, 28-wiring terminal one, 29-relay, 30-L type quick connector, 31-electromagnetic valve, 32-wiring terminal two, 33-gas control installing plate, 34-sound absorber, 35-urgent power-off switch one, 36-wave filter, 37-travel switch one, 38-travel switch two, 39-urgent power-off switch two, 40-hinge.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model request protection.
As shown in accompanying drawing 1 to accompanying drawing 10, give the specific embodiment of a kind of pneumatic door apparatus of the utility model, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figures 1 and 2, a kind of specific embodiment of pneumatic door apparatus, comprising: doorframe 1, threshold 13, pneumatic mechanism, shielding finger 11 and biparting door leaf 2.Threshold 13 and doorframe 1 form the door pocket structure of door apparatus, and the side of door leaf 2 is connected with the side frame 8 of doorframe 1 by hinge 40.Doorframe 1 comprises doorframe limit 3, and door leaf 2 comprises door leaf limit 4.Threshold 13 adopts pre-buried type zero doorsill structure, and h height is as shown in Figure 2 close to zero.Pneumatic mechanism and shielding finger 11 are arranged on side and the top of doorframe 1 and locate with contacting with each other of door leaf 2, the bottom of door leaf 2, and the place that contacts with each other between two fan door leafs 2.After door leaf 2 cuts out, pneumatic mechanism energy puncture mask reed 11, thus realize the shield gasket usefulness of pneumatic door apparatus.As shown in accompanying drawing 9 and accompanying drawing 10, it is the pneumatic mechanism schematic layout pattern of single door fan 2 in a kind of specific embodiment of the utility model.
As shown in Figure 3, top frame 9 is provided with the Control Component 5 pneumatic mechanism being carried out to pneumatic control.Pneumatic door apparatus also comprises magnetic key operated lock 7, and the main body of magnetic key operated lock 7 is arranged near the position at door leaf 2 top on the frame 9 of top, and the accessory body of magnetic key operated lock 7 is arranged on the top of door leaf 2.Magnetic key operated lock 7 comprises main body and accessory body further, and the main body of magnetic key operated lock 7 is arranged near the position at door leaf 2 top on the frame 9 of top, and the accessory body of magnetic key operated lock 7 installs the top of door leaf 2.Also travel switch assembly 6 is provided with further near the position of door leaf 2 in the bottom of top frame 9.
As shown in accompanying drawing 3 and accompanying drawing 4, pneumatic mechanism comprises cylinder 10 further, doorframe 1 also comprises top frame 9 further, cylinder 10 is arranged on side frame 8, top frame 9, the bottom of door leaf 2, and wherein Yishanmen fans the side of 2, is adjacent to side or the threshold 13 of door leaf 2, thus realizes the shield gasket usefulness of pneumatic door apparatus by cylinder 10 puncture mask reed 11.Shielding finger 11 is arranged on side frame 8 by screw, is also provided with press strip 12 between screw and side frame 8.
As shown in Figure 5, the bottom of door leaf 2 is provided with cylinder 10, shielding finger 11, after door leaf 2 cuts out, and the end face close contact of cylinder 10 energy puncture mask reed 11 and threshold 13.
As shown in Figure 6, door leaf 2 comprises decoration panel 1, Copper Foil 1, composite board 1, damping layer 17, composite board 2 18, door sandwich layer 19, composite board 3 20, Copper Foil 2 21 and the decoration panel 2 22 that layering is successively arranged further.Door leaf 2 also comprises door leaf panel 23, and door leaf panel 23 is arranged on two fan door leafs 2 and contacts inside and outside two sides of side.
As shown in Figure 7, side frame 8 comprises the Damping material layer 24, doorframe stile 25 and the door leaf that set gradually from inside to outside further and founds rib 26.Side frame 8 also comprises buffer bar 27 further, and buffer bar 27 is arranged on door leaf and founds rib 26 and locate with contacting with each other of door leaf 2.
As shown in Figure 8, Control Component 5 comprises gas control installing plate 33 and travel switch assembly 6 further.Travel switch assembly 6 is connected with gas control installing plate 33, and gas control installing plate 33 is connected with magnetic key operated lock 7.Travel switch assembly 6 comprises travel switch 1 and the travel switch 2 38 of series connection mutually further.Control Component 5 also comprises urgent power-off switch 1, wave filter 36 and urgent power-off switch 2 39, and urgent power-off switch 2 39, travel switch assembly 6, wave filter 36, urgent power-off switch 1, gas control installing plate 33 are connected successively.Gas control installing plate 33 also comprises wiring terminal 1, relay 29, electromagnetic valve 31 and wiring terminal 2 32 further.Wiring terminal 1 is connected with urgent power-off switch 1, and wiring terminal 1 is also connected with relay 29, electromagnetic valve 31 respectively, and relay 29 is connected with electromagnetic valve 31, wiring terminal 2 32 respectively, and wiring terminal 2 32 is also connected with magnetic key operated lock 7.Electromagnetic valve 31 comprises three coupled L-type quick connectors 30 further and sound absorber 34, L-type quick connector 30 connects source of the gas F, and two other L-type quick connector 30 connects cylinder 10.
By implementing the pneumatic door apparatus that the utility model specific embodiment describes, following technique effect can be reached:
(1) the pneumatic door apparatus that the utility model specific embodiment describes adopts pre-buried type zero gate bank structure design, door is embedded in below ground, maintain an equal level with indoor and outdoor ground, the obstacle that the equipment that decreases frequently passes in and out, make it turnover conveniently smooth and easy, significantly improve the safety of equipment moving.
(2) the pneumatic door apparatus that the utility model specific embodiment describes adopts the pneumatic shield door structure of two-door fan, add width and the height of access way, the realization of shield gasket is after door leaf cuts out, vertically pushed by cylinder piston by air pump source of the gas, puncture mask reed close contact.Piston loses heart, reed recovers ortho states, and door leaf can be opened.Such a configuration reduce the damage probability of shielding finger, extend the application life of reed, shielding properties and functional reliability all significantly improve.
(3) the pneumatic door apparatus that the utility model specific embodiment describes adopts the compound multi-layer door fan structure material of shielding, sound insulation, noise reduction, the face of making an uproar equal paving damping noise-reducing material is met at the doorframe of shield door, door leaf, and the door leaf core of door leaf is copper-surfaced paper tinsel shielding material on wood materials, panel is flame-proof composite material, sound insulation and noise reducing Be very effective improves, and can reach 30 decibels to the decay of noise.
In this manual, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
The above is only preferred embodiment of the present utility model, not does any pro forma restriction to the utility model.Although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model.Any those of ordinary skill in the art, do not departing under technical solutions of the utility model ambit, the Method and Technology content of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solutions of the utility model, or be revised as the Equivalent embodiments of equivalent variations.Therefore; every content not departing from technical solutions of the utility model; according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent replacement, equivalence change and modification, all still belong in the scope of technical solutions of the utility model protection.
Claims (10)
1. a pneumatic door apparatus, is characterized in that, comprising: doorframe (1), threshold (13), pneumatic mechanism, shielding finger (11) and biparting door leaf (2); Described threshold (13) adopts pre-buried type structure, and forming the door pocket structure of described door apparatus with described doorframe (1), the side of described door leaf (2) is connected with the side frame (8) of described doorframe (1) by hinge (40); Described pneumatic mechanism and described shielding finger (11) are arranged on the side of described doorframe (1) and top and contacting with each other of described door leaf (2) and locate, the bottom of described door leaf (2), and the place that contacts with each other between the two described door leaf of fans (2); After described door leaf (2) cuts out, described pneumatic mechanism can compress described shielding finger (11), thus realizes the shield gasket usefulness of described pneumatic door apparatus.
2. pneumatic door apparatus according to claim 1, it is characterized in that: described pneumatic mechanism comprises cylinder (10), described doorframe (1) also comprises top frame (9) further, described cylinder (10) is arranged on described side frame (8), top frame (9), the bottom of described door leaf (2), and wherein one fan described door leaf (2) side, side or the described threshold (13) that described shielding finger (11) is adjacent to described door leaf (2) is compressed by described cylinder (10), thus realize the shield gasket usefulness of described pneumatic door apparatus.
3. pneumatic door apparatus according to claim 2, is characterized in that: described side frame (8) comprises the Damping material layer (24), doorframe stile (25) and the door leaf that set gradually from inside to outside further and founds rib (26).
4. pneumatic door apparatus according to claim 3, it is characterized in that: described side frame (8) also comprises buffer bar (27), described buffer bar (27) is arranged on described door leaf and stands rib (26) and contacting with each other of described door leaf (2) and locate.
5. the pneumatic door apparatus according to any one of claim 2,3 or 4, is characterized in that: described door leaf (2) comprises decoration panel one (14), Copper Foil one (15), composite board one (16), damping layer (17), composite board two (18), door sandwich layer (19), composite board three (20), Copper Foil two (21) and the decoration panel two (22) that layering is successively arranged further.
6. pneumatic door apparatus according to claim 5, it is characterized in that: described door leaf (2) also comprises door leaf panel (23), described door leaf panel (23) is arranged on the described door leaf of two fan (2) and contacts inside and outside two sides of side.
7. the pneumatic door apparatus according to any one of claim 2,3 or 4, it is characterized in that: described shielding finger (11) is arranged on described side frame (8) by screw, is also provided with press strip (12) between described screw and side frame (8).
8. pneumatic door apparatus according to claim 7, is characterized in that: on described top frame (9), be provided with the Control Component (5) described pneumatic mechanism being carried out to pneumatic control.
9. pneumatic door apparatus according to claim 8, it is characterized in that: described pneumatic door apparatus also comprises magnetic key operated lock (7), the main body of described magnetic key operated lock (7) is arranged on the upper position near described door leaf (2) top, described top frame (9), and the accessory body of described magnetic key operated lock (7) is arranged on the top of described door leaf (2).
10. pneumatic door apparatus according to claim 8 or claim 9, is characterized in that: be also provided with travel switch assembly (6) in the bottom on described top frame (9) further near the position of described door leaf (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520544405.1U CN204984182U (en) | 2015-07-24 | 2015-07-24 | Pneumatic shield door device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520544405.1U CN204984182U (en) | 2015-07-24 | 2015-07-24 | Pneumatic shield door device |
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| Publication Number | Publication Date |
|---|---|
| CN204984182U true CN204984182U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520544405.1U Active CN204984182U (en) | 2015-07-24 | 2015-07-24 | Pneumatic shield door device |
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| CN (1) | CN204984182U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863468A (en) * | 2016-05-20 | 2016-08-17 | 株洲合力电磁技术有限公司 | Shielding and protection integrated door |
| CN112116795A (en) * | 2020-08-04 | 2020-12-22 | 中国原子能科学研究院 | Method and device for testing instantaneous response of nuclear critical accident alarm |
-
2015
- 2015-07-24 CN CN201520544405.1U patent/CN204984182U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863468A (en) * | 2016-05-20 | 2016-08-17 | 株洲合力电磁技术有限公司 | Shielding and protection integrated door |
| CN105863468B (en) * | 2016-05-20 | 2017-11-07 | 株洲合力电磁技术有限公司 | A kind of shielding protection integrated door |
| CN112116795A (en) * | 2020-08-04 | 2020-12-22 | 中国原子能科学研究院 | Method and device for testing instantaneous response of nuclear critical accident alarm |
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