CN112733979B - Safety protection device of RFID read-write equipment - Google Patents

Safety protection device of RFID read-write equipment Download PDF

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Publication number
CN112733979B
CN112733979B CN202011565125.0A CN202011565125A CN112733979B CN 112733979 B CN112733979 B CN 112733979B CN 202011565125 A CN202011565125 A CN 202011565125A CN 112733979 B CN112733979 B CN 112733979B
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China
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connecting shaft
protective shell
rfid read
gas cylinder
write equipment
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CN202011565125.0A
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CN112733979A (en
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彭华
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Chongqing College of Electronic Engineering
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Chongqing College of Electronic Engineering
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K17/00Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
    • G06K17/0022Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisions for transferring data to distant stations, e.g. from a sensing device

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Casings For Electric Apparatus (AREA)

Abstract

The invention discloses a safety protection device of RFID read-write equipment, which comprises a protective shell nested outside a reader, and also comprises: the connecting shaft is positioned at the tops of the 2 side walls of the protective shell, and the length direction of the connecting shaft is parallel to that of the protective shell; the cover plates are fixedly connected with the connecting shaft, and the opening in the top of the protective shell is sealed when the 2 cover plates are abutted; the transmission component is positioned at one end of the connecting shaft and drives the connecting shaft to rotate so as to enable the cover plate to close or open the opening at the top of the protective shell; and the driving part is connected with the transmission part and provides power for the transmission part. The safety protection device of the RFID reading and writing equipment can monitor the state of the RFID reading and writing equipment, and once the RFID reading and writing equipment is found to fall down, the driving part can be automatically driven to rotate through the driving part, so that the electronic display screen is quickly wrapped in the falling process of the cover plate RFID reading and writing equipment, and the electronic display screen is prevented from being damaged.

Description

Safety protection device of RFID read-write equipment
Technical Field
The invention relates to the technical field of RFID read-write equipment protection, in particular to a safety protection device of RFID read-write equipment.
Background
RFID read/write devices, also called RFID readers, automatically identify RFID tags and obtain related data by using radio frequency identification technology, and are widely used in various fields.
The use place of the RFID read-write equipment is usually not fixed, and the RFID read-write equipment needs to be moved to an article attached with an RFID electronic tag for use, so that the RFID read-write equipment convenient to move is deeply loved by people, such as handheld RFID read-write equipment. And such reading and writing equipment is when using, often can lead to RFID reading and writing equipment to drop from the eminence because of carelessness, and electronic screen is comparatively fragile again, in case receive and collide with, then leave the mar light, the influence is watched, then lead to the screen breakage heavy, equipment can't be used, and this kind of because the equipment damage that artificial external force leads to, also in the warranty scope of trade company, this use cost that can increase equipment by a wide margin undoubtedly, also can waste a large amount of time of user simultaneously.
Disclosure of Invention
In order to solve the problems, the invention provides a safety protection device of an RFID read-write device, which can play a better protection role on a fragile electronic screen when the RFID read-write device falls down accidentally.
The invention specifically adopts the following technical scheme for realizing the purpose:
the utility model provides a RFID read-write equipment's safety device, includes the nestification protective housing outside reading the ware, protective housing open-top sets up, still includes:
the connecting shafts are positioned at the tops of the 2 side walls of the protective shell, and the length direction of the connecting shafts is parallel to that of the protective shell;
the cover plates are fixedly connected with the connecting shaft, and the opening in the top of the protective shell is sealed when the 2 cover plates are abutted;
the transmission component is positioned at one end of the connecting shaft and drives the connecting shaft to rotate so as to enable the cover plate to close or open the opening at the top of the protective shell;
drive assembly, it is connected with drive assembly, provides power for drive assembly, drive assembly includes and rotates the connecting rod of being connected, drives the actuating lever that the connecting rod removed and be located the sealed pipeline on the protective housing with drive assembly, sealed pipeline open-top sets up, the sealed pipeline other end is connected with the adapter sleeve, adapter sleeve sealing connection has the gas cylinder, the gas cock of gas cylinder is sealed, and is provided with the part of puncturing that is used for opening the gas cock in the adapter sleeve and drives the trigger part who punctures the part work, actuating lever one end extends to in the sealed pipeline from sealed pipeline top, and is provided with a piston with sealed pipeline sealing connection on the actuating lever, when trigger part senses the protective housing and drops, punctures the part and opens the gas cock, promotes the piston and moves outward and drives the apron and seal the protective housing top.
Further, the protective housing bottom is provided with the installation department, the adapter sleeve is fixed in the installation department, 2 sealed pipeline passes the casing of installation department and is connected with same adapter sleeve.
Furthermore, a holding part is arranged at the bottom of the mounting part.
Furthermore, the transmission part comprises a hoop detachably connected with the connecting shaft and a transmission rod fixedly connected with the hoop, the transmission rod is rotatably connected with the connecting rod, a convex block is arranged on one side, close to the connecting shaft, of the hoop, and a groove matched with the convex block is formed in the connecting shaft.
Furthermore, the connecting sleeve comprises a first connecting port connected with the gas cylinder in a sealing manner and a second connecting port connected with the puncture component in a sealing manner, and a first gas hole positioned between the gas cylinder and the puncture component is arranged on the connecting sleeve and is communicated with the sealing pipeline; the puncture part comprises a shell, a T-shaped steel needle positioned in the shell and a return spring fixedly connected with the steel needle, wherein a needle point of the steel needle penetrates through the bottom of the shell and extends to an air faucet of the gas cylinder, an electromagnet is arranged at one end, close to the needle point, in the shell, the other end of the return spring is connected to the electromagnet in a butt mode, and the electromagnet is electrified to drive the steel needle to move towards the air faucet of the gas cylinder so as to open the air faucet of the gas cylinder.
Furthermore, the portion of gripping is inside cavity, and can dismantle with the installation department and be connected, the gas cylinder is located the portion of gripping.
Furthermore, still be provided with the second gas pocket that is located between gas cylinder and the part of puncturing on the connecting sleeve, second gas pocket overcoat is equipped with an adjustable ring, set up on the adjustable ring have with second gas pocket complex third gas pocket, the adjustable ring outside is provided with the arc buckle that drives the adjustable ring and rotate in order to control second gas pocket break-make, be provided with the logical groove that supplies the arc buckle to stretch out on the installation department.
Furthermore, a rubber sealing layer is arranged on one side of the adjusting ring close to the connecting sleeve.
The invention has the following beneficial effects:
1. the triggering component is linked with the puncture component, when the triggering component detects that the RFID reading and writing equipment falls down, the puncture component can be triggered instantly, the puncture component is utilized to open the gas cylinder, high-pressure gas in the gas cylinder instantly rushes into the sealing pipeline to push the piston to move outwards, so that the connecting rod drives the connecting shaft to rotate, the cover plate is turned over to cover the electronic display screen of the RFID reading and writing equipment, the electronic display screen is prevented from being impacted, the electronic display screen is prevented from being scratched or damaged, and the RFID reading and writing equipment can be well protected;
2. after the high-pressure gas in the gas cylinder is released, the gas cylinder can be protected when the RFID reading and writing equipment falls down next time by directly replacing a new gas cylinder, other parts are not required to be replaced, the use is very convenient, the price is very low compared with the replacement of an electronic display screen, and the use cost can be effectively reduced;
3. after RFID read-write equipment falls, can directly spur the arc buckle, make second gas pocket and third gas pocket intercommunication, with gas outgoing, the electronic display screen is exposed to smooth upset apron to normal use RFID read-write equipment promotes the convenience of using, also can lock the apron through the arc buckle during the use simultaneously, prevents that the apron from removing, in order to avoid the apron to influence the use.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic view of a safety shield apparatus in a first state;
FIG. 2 is an enlarged structural view of circle A in FIG. 1;
FIG. 3 is a structural schematic view of the safety shield apparatus in a second state;
FIG. 4 is an enlarged view of circle B in FIG. 3;
FIG. 5 is a schematic view of the bottom structure of the installation guard;
FIG. 6 is a schematic view showing a connection structure of the gas cylinder and the piercing member;
FIG. 7 is a schematic view of a connecting sleeve structure;
FIG. 8 is a schematic view of the adjustment ring configuration;
reference numerals: 1-protective shell, 2-cover plate, 3-connecting shaft, 4-transmission component, 5-connecting rod, 6-driving rod, 7-sealing pipeline, 8-mounting part, 9-holding part, 10-connecting sleeve, 11-gas cylinder, 12-shell, 13-steel needle, 14-reset spring, 15-electromagnet, 16-gas nozzle, 17-first gas hole, 18-second gas hole, 19-adjusting ring, 20-rubber layer, 21-arc buckle and 22-third gas hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally used in the product of the present invention, and are only used for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "in communication" are to be interpreted broadly, e.g., as either fixed or removable communication, or integrally connected; either mechanically or electrically; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
Referring to fig. 1 to 5, the embodiment provides a safety protection device for an RFID read-write device, including a protective shell 1 nested outside a reader, where an opening at the top of the protective shell 1 is provided, the RFID read-write device is clamped into the protective shell 1 from the top of the protective shell 1, a cavity in the protective shell 1 is adapted to an external shape of the RFID read-write device, and a suction cup may be provided at the bottom of an inner cavity of the protective shell 1 to enhance a connection strength between the RFID read-write device and the protective shell 1, or a soft rubber cushion layer is provided in the inner cavity of the protective shell 1, and the soft rubber cushion layer contacts with the RFID read-write device to prevent the RFID read-write device from being scratched.
The safety protection device of the present embodiment is the most different in that it further includes: the connecting shaft 3 is positioned at the tops of the 2 side walls of the protective shell 1, the length direction of the connecting shaft 3 is parallel to that of the protective shell 1, and the connecting shaft is rotatably connected with the protective shell 1, specifically, a notch can be formed in the side wall of the protective shell 1, and two ends of the connecting shaft 3 are mounted on the side wall of the protective shell 1 through a bearing; the cover plates 2 are fixedly connected with the connecting shaft 3, and the openings at the top of the protective shell 1 are sealed when the cover plates 2 are abutted, namely the electronic display screen of the RFID read-write equipment can be completely protected when the two cover plates 2 are abutted, so that the electronic display screen of the RFID read-write equipment is prevented from being impacted; the transmission component 4 is positioned at one end of the connecting shaft 3, and the transmission component 4 drives the connecting shaft 3 to rotate so as to enable the cover plate 2 to close or open the opening at the top of the protective shell 1; the driving part is connected with the transmission part 4 and provides power for the transmission part 4, the driving part comprises a connecting rod 5 which is rotationally connected with the transmission part 4, a driving rod 6 which drives the connecting rod 5 to move and a sealing pipeline 7 which is positioned on the protective shell 1, the sealing pipeline 7 can be positioned on the inner side of the protective shell 1 or on the outer side of the protective shell 1 as long as sealing is airtight, the top opening of the sealing pipeline 7 is arranged, the other end of the sealing pipeline 7 is connected with a connecting sleeve 10, the connecting sleeve 10 is hermetically connected with a gas cylinder 11, a gas nozzle 16 of the gas cylinder 11 is sealed, a puncturing part which is used for opening the gas nozzle 16 and a triggering part which drives the puncturing part to work are arranged in the connecting sleeve 10, one end of the driving rod 6 extends into the sealing pipeline 7 from the top of the sealing pipeline 7, and a piston which is hermetically connected with the sealing pipeline 7 is arranged on the driving rod 6, when the trigger part senses that the protective shell 1 falls, the puncture part opens the air tap 16, the piston is pushed to move outwards to drive the cover plate 2 to seal the top of the protective shell 1, the trigger part can be an acceleration sensor, and meanwhile, a storage battery can be arranged to supply power for the trigger part and the puncture part.
When the RFID read-write equipment is used, if the RFID read-write equipment falls, the RFID read-write equipment is sensed by the acceleration sensor, the puncture component instantly starts the puncture air nozzle 16, high-pressure gas in the gas cylinder 11 instantly rushes into the sealing pipeline 7 to push the driving rod 6 to move upwards to the highest position, the connecting shaft 3 rotates 180 degrees, the electronic display screen of the RFID read-write equipment is covered by the cover plate 2, the electronic display screen is prevented from being damaged, the whole reaction process is as short as 0.5s, the reaction is rapid, the covering can be completely completed before the RFID read-write equipment falls to the ground, and the RFID read-write equipment has extremely strong strain capacity.
Specifically, drive disk assembly 4 includes can dismantle the staple bolt of being connected and the transfer line with staple bolt fixed connection with connecting axle 3, the transfer line rotates with connecting rod 5 to be connected, the staple bolt is close to connecting axle 3 one side and is provided with the lug, be provided with on the connecting axle 3 with lug complex recess, the staple bolt can set up to 2 semicircular clamps according to conventional mode promptly, sets up the engaging lug in the clamp both sides to make the lug card go into in the recess, utilize the screw to fix two clamps on connecting axle 3 can, certainly the lug can set up 1, also can set up to the polylith, as long as can drive connecting axle 3 through the clamp and rotate can, and then can be connected with modes such as key-type connection between apron 2 and the connecting axle 3, make apron 2 rotate along with connecting axle 3.
As shown in fig. 6 to 8, the connection sleeve 10 includes a first connection port connected to the gas cylinder 11 in a sealing manner and a second connection port connected to the puncture component in a sealing manner, and a first air hole 17 is formed in the connection sleeve 10 and located between the gas cylinder 11 and the puncture component, and the first air hole 17 is communicated with the sealing pipeline 7; the puncturing part comprises a shell 12, a T-shaped steel needle 13 positioned in the shell 12 and a reset spring 14 fixedly connected with the steel needle 13, the shell 12 is connected with a second connecting port of the connecting sleeve 10 in a sealing mode, a needle point of the steel needle 13 penetrates through the bottom of the shell 12 and extends to an air tap 16 of the air bottle 11, an electromagnet 15 is arranged at one end, close to the needle point, of the shell 12, the other end of the reset spring 14 is connected to the electromagnet 15 in a butt mode, the electromagnet 15 is electrified to drive the steel needle 13 to move towards the air tap 16 of the air bottle 11 so as to open the air tap 16 of the air bottle 11, when the triggering part senses that the RFID reading and writing equipment falls, the electromagnet 15 is controlled to be electrified instantly, the steel needle 13 is pulled to move towards the air tap 16 rapidly, the air tap 16 is punctured, high-pressure gas in the air bottle 11 is instantly blown out, the cover plate 2 is turned over by 180 degrees, and an electronic display screen of the RFID reading and writing equipment is protected.
Wherein, sealed pipeline 7 volume is less, and the gas quantity that its needs is also less, in order to alleviate the complexity of installation, and resources are saved, 1 bottom of protective housing is provided with installation department 8, adapter sleeve 10 is fixed in installation department 8, 2 sealed pipeline 7 passes the casing of installation department 8 and is connected with same adapter sleeve 10, only needs a gas cylinder 11 can control 2 apron 2 and overturn simultaneously promptly, can set up installation department 8 in protective housing 1 middle part simultaneously, when placing, can place it in departments such as desktop through installation department 8, grip for the convenience of course, still can set up in installation department 8 bottoms and grip 9 for the convenience of removal. The grip portion 9 may be hollow, and the grip portion 9 may be detachably connected to the mounting portion 8, for example, by a screw or a thread, and the gas cylinder 11 may be located in the grip portion 9 to effectively utilize the space.
And in order to pick up the back in dropping, can resume the use fast, still be provided with on the adapter sleeve 10 and be located gas cylinder 11 and puncture the second gas pocket 18 between the part, second gas pocket 18 overcoat is equipped with an adjustable ring 19, set up on the adjustable ring 19 have with second gas pocket 18 complex third gas pocket, the adjustable ring 19 outside is provided with the arc buckle 21 that drives adjustable ring 19 and rotate in order to control second gas pocket 18 break-make, be provided with the logical groove that supplies arc buckle 21 to stretch out on the installation department 8, lead to and leave the gap between groove and the arc buckle 21, can supply the gas to come in and go out, certainly also can set up special venthole on the lateral wall of installation department 8, can simultaneously adjustable ring 19 is close to adapter sleeve 10 one side and sets up the rubber seal layer.
When the RFID reading and writing equipment is dropped accidentally, the triggering part senses instantly, the electromagnet 15 is controlled to be electrified instantly to pull the steel needle 13 to move towards the air tap 16, the air tap 16 is punctured by using instant kinetic energy, at the moment, gas in the high-pressure gas bottle 11 is flushed instantly, the gas enters the sealed pipeline 7 through the first air hole 17 and pushes the piston in the sealed pipeline 7 to move towards the direction far away from the sealed pipeline 7, the driving rod 6 moves outwards along with the driving rod 6, when the gas moves outwards to the maximum distance, the connecting rod 5 pushes the transmission part 4 to drive the connecting shaft 3 to rotate together for 180 degrees, the cover plate 2 is turned for 180 degrees to completely seal and block the electronic display screen of the RFID reading and writing equipment, the electronic display screen is prevented from being damaged, when the RFID reading and writing equipment is picked up to be used continuously, the cover plate 2 needs to be turned for 180 degrees to expose the display screen, at the moment, the arc-shaped buckle 21 is pulled through the through groove to enable the adjusting ring 19 to rotate, make second gas pocket 18 and third gas pocket intercommunication, gas in the sealed pipeline 7 leaves through the third gas pocket, thereby upset apron 2 smoothly, after the upset is accomplished, actuating lever 6 returns to the minimum, stir arc buckle 21 once more this moment, rotate adjustable ring 19, make second gas pocket 18 stagger with the third gas pocket, block being connected of second gas pocket 18 and external promptly, at this moment, sealed pipeline 7 resumes encapsulated situation, the piston can't move outward, can't stimulate apron 2 again and make apron 2 rotate, thereby make use make apron 2 effectively obtain fixing, can not influence normal use, have time and can part gripping portion 9 and installation department 8 at that time, gas cylinder 11 that more renew, or gas cylinder 11 that renew after waiting to use again, with in the time effectively protect RFID reading and writing equipment when the accident fades in the future.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be embraced therein.

Claims (7)

1. The utility model provides a RFID read-write equipment's safety device, includes nestification protective housing (1) outside reading the ware, protective housing (1) open-top sets up, its characterized in that still includes:
the connecting shaft (3) is positioned at the tops of 2 side walls of the protective shell (1), and the length direction of the connecting shaft (3) is parallel to that of the protective shell (1);
the cover plates (2) are fixedly connected with the connecting shaft (3), and the openings at the tops of the protective shells (1) are sealed when the 2 cover plates (2) are abutted;
the transmission component (4) is positioned at one end of the connecting shaft (3), and the transmission component (4) drives the connecting shaft (3) to rotate so as to enable the cover plate (2) to close or open the opening at the top of the protective shell (1);
the driving part is connected with the transmission part (4), and provides power for the transmission part (4), the driving part comprises a connecting rod (5) connected with the transmission part (4) in a rotating manner, a driving rod (6) for driving the connecting rod (5) to move and a sealing pipeline (7) positioned on the protective shell (1), the top opening of the sealing pipeline (7) is arranged, the other end of the sealing pipeline (7) is connected with a connecting sleeve (10), the connecting sleeve (10) is hermetically connected with a gas cylinder (11), the gas nozzle (16) of the gas cylinder (11) is sealed, a triggering part for opening the puncturing part of the gas nozzle (16) and driving the puncturing part to work is arranged in the connecting sleeve (10), one end of the driving rod (6) extends into the sealing pipeline (7) from the top of the sealing pipeline (7), and a piston hermetically connected with the sealing pipeline (7) is arranged on the driving rod (6), when the trigger component senses that the protective shell (1) falls, the puncture component opens the air nozzle (16) to push the piston to move outwards to drive the cover plate (2) to seal the top of the protective shell (1);
the transmission part (4) comprises a hoop detachably connected with the connecting shaft (3) and a transmission rod fixedly connected with the hoop, the transmission rod is rotatably connected with the connecting rod (5), a convex block is arranged on one side, close to the connecting shaft (3), of the hoop, and a groove matched with the convex block is formed in the connecting shaft (3).
2. The safety protection device of the RFID read-write equipment according to claim 1, characterized in that the bottom of the protective shell (1) is provided with an installation part (8), the connection sleeves (10) are fixed in the installation part (8), and 2 of the sealed pipelines (7) pass through the shell of the installation part (8) and are connected with the same connection sleeve (10).
3. The safeguard device for the RFID read-write equipment according to claim 2, characterized in that the bottom of the mounting part (8) is provided with a holding part (9).
4. The safety protection device of the RFID read-write equipment according to claim 3, characterized in that the connection sleeve (10) includes a first connection port connected with the gas cylinder (11) in a sealing manner and a second connection port connected with the piercing component in a sealing manner, and a first air hole (17) is arranged on the connection sleeve (10) and located between the gas cylinder (11) and the piercing component, and the first air hole (17) is communicated with the sealing pipeline (7); puncture part includes shell (12), T type steel needle (13) that is located shell (12), reset spring (14) with steel needle (13) fixed connection, the needle point of steel needle (13) passes shell (12) bottom and extends to air cock (16) of gas cylinder (11), it is provided with electro-magnet (15) to be close to needle point one end in shell (12), reset spring (14) other end butt is on electro-magnet (15), electro-magnet (15) circular telegram drives steel needle (13) and removes air cock (16) in order to open gas cylinder (11) towards air cock (16) of gas cylinder (11).
5. The safety protection device of the RFID read-write equipment according to claim 4, characterized in that the holding part (9) is hollow and detachably connected with the mounting part (8), and the gas cylinder (11) is located in the holding part (9).
6. The safeguard device for RFID read/write equipment according to claim 5, wherein the connection sleeve (10) is further provided with a second air hole (18) located between the air bottle (11) and the piercing member, an adjusting ring (19) is sleeved outside the second air hole (18), a third air hole (22) matched with the second air hole (18) is formed in the adjusting ring (19), an arc-shaped buckle (21) for driving the adjusting ring (19) to rotate to control the second air hole (18) to be opened or closed is arranged outside the adjusting ring (19), and the installation portion (8) is provided with a through groove for the arc-shaped buckle (21) to extend out.
7. The safeguard device for RFID read-write equipment according to claim 6, characterized in that the adjusting ring (19) is provided with a rubber sealing layer (20) on the side close to the connecting sleeve (10).
CN202011565125.0A 2020-12-25 2020-12-25 Safety protection device of RFID read-write equipment Active CN112733979B (en)

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CN202011565125.0A CN112733979B (en) 2020-12-25 2020-12-25 Safety protection device of RFID read-write equipment

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Application Number Priority Date Filing Date Title
CN202011565125.0A CN112733979B (en) 2020-12-25 2020-12-25 Safety protection device of RFID read-write equipment

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CN112733979B true CN112733979B (en) 2022-08-30

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Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2238143Y (en) * 1995-06-28 1996-10-23 余新河 Pneumatic automatic leaf turner for duplicator
US20080303668A1 (en) * 2007-06-07 2008-12-11 D B Industries, Inc. Retrofittable radio frequency identification connector
US20120031786A1 (en) * 2010-06-02 2012-02-09 Patrick Mish Protective skin for an e-reader
CN203118006U (en) * 2013-03-25 2013-08-07 重庆电子工程职业学院 Ultrahigh-frequency RFID (radio frequency identification) reader
US9892295B2 (en) * 2013-04-12 2018-02-13 Neology, Inc. Systems and methods for connecting people with product information
US10222812B2 (en) * 2015-02-04 2019-03-05 Jianchao Shu Hybrid high integrity pressure protection systems and valves
US20190109932A1 (en) * 2015-05-23 2019-04-11 Samuel Higgins Portable phone with integrated personal protection and emergency notification means
CN205953365U (en) * 2016-08-17 2017-02-15 天津昊坤亿达金属制品有限公司 Electro -magnet gallows
CN106122209B (en) * 2016-08-18 2018-09-18 北京可以科技有限公司 A kind of buckle
WO2019004387A1 (en) * 2017-06-30 2019-01-03 株式会社村田製作所 Rfid tag, product equipped with same, and method for producing rfid tag
CN207161730U (en) * 2017-08-23 2018-03-30 浙江迪力阀门科技股份有限公司 A kind of pneumatic flange form butterfly valve
CN108053002B (en) * 2017-12-18 2024-04-02 天奇自动化工程股份有限公司 RFID protection device of conveying line body
CN210037760U (en) * 2019-06-08 2020-02-07 广州华航检测技术有限公司 Gas detection device with protection mechanism
CN210488552U (en) * 2019-07-18 2020-05-08 深圳市卓尔科技有限公司 Bar code reader with better practical performance
CN210324222U (en) * 2019-11-05 2020-04-14 张劲男 Commodity bar code scanning device
CN111367280A (en) * 2020-03-08 2020-07-03 重庆电子工程职业学院 RFID technology-based automatic guide method for transport vehicle
CN111726445A (en) * 2020-06-18 2020-09-29 无锡二十八星智能科技有限公司 Anti-falling protective shell

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