CN112056731A

CN112056731A - Access control card

Info

Publication number: CN112056731A
Application number: CN202010892467.7A
Authority: CN
Inventors: 孙思梦; 周杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2020-12-11

Abstract

The invention relates to the technical field of entrance guard cards, in particular to an entrance guard card, which comprises an entrance guard card body, a protective shell, a clamping mechanism, a limiting structure, an elastic rubber cap, a limiting rod, a second limiting block and a second reset spring, wherein the limiting rod is arranged at one end of the elastic rubber cap, the limiting rod is connected with the protective shell in a sliding manner, the second limiting block is connected with the entrance guard card body in a sliding manner, one end of the second reset spring is fixed on the entrance guard card body, and the other end of the second reset spring is fixed on the second limiting block; and then be convenient for through pressing the elastic rubber cap, the elastic rubber cap promotes to slide between gag lever post and the protective housing, and the gag lever post supports and presses the second stopper, makes second stopper compression second reset spring, and then makes stopper and protective housing separate, makes entrance guard card body can and the protective housing between relative slip, is convenient for take out entrance guard card body, and the design of protective housing makes entrance guard card degauss, effectively prevents that other equipment from making entrance guard card body demagnetization.

Description

Access control card

Technical Field

The invention relates to the technical field of access cards, in particular to an access card.

Background

The entrance guard card basic definition original intelligent entrance guard system is composed of a host, a card reader and an electric lock (a computer and a communication converter are added during networking), the card reading mode belongs to a non-contact card reading mode, a card holder can sense a card and lead information (card number) in the card to the host only by rapidly swinging the card near the card reader (5-15 cm), the host firstly discusses the illegal property of the card, and then decides whether to close the door or not. All processes can realize the entrance guard management function in the effective card swiping range. The card reader is arranged in the door side wall, and other work is not influenced. And the communication adapter (RS485) and the computer are used for real-time monitoring (all doors can be opened/closed by the instruction of the computer, and the conditions of all doors can be checked in real time), data resolution, inquiry, report input and the like.

However, when the traditional access card contacts with the electronic device, the access card is easy to demagnetize, so that the access card fails, and the access card has no protection effect, so that the access card is easy to damage, and the access card is inconvenient to carry and easy to lose, especially when children or the old carry the access card, the access card is high in loss probability.

Disclosure of Invention

The invention aims to solve the problems and provide the access control card, the access control card is protected, the demagnetization of the access control card is effectively prevented, the failure of the access control card is prevented, and the adaptive effect of the access control card is improved.

The invention realizes the purpose through the following technical scheme, and the access control card comprises an access control card body and is characterized in that: be equipped with sliding connection's protective housing on the entrance guard card body, the top of entrance guard card is connected with block mechanism, one side of protective housing is equipped with limit structure, limit structure includes elastic rubber cap, gag lever post, second stopper and second reset spring, the elastic rubber cap is fixed in one side of protective housing, the one end of elastic rubber cap is equipped with the gag lever post, the gag lever post with sliding connection between the protective housing, the second stopper with contradict between the gag lever post, the second stopper with sliding connection between the entrance guard card body, the one end of second reset spring is fixed in the entrance guard card body, the other end of second reset spring is fixed in the second stopper.

Preferably, be convenient for it is fixed the entrance guard's card body, block mechanism includes snap ring and fixture block, the one end of snap ring with the top block of entrance guard's card body is connected, the other end of snap ring is fixed in the fixture block, the fixture block with sliding connection between the entrance guard's card body.

Preferably, in order to facilitate the connection of the snap ring and the key chain, the snap ring is shaped like a Chinese character ji, and the top end of the clamping block is arc-shaped.

Preferably, in order to prevent the entrance guard's card body drops, block mechanism still includes first stopper and first reset spring, first stopper with the block is connected between the fixture block, first stopper with sliding connection between the protective housing, first reset spring's one end is fixed in entrance guard's card body, first reset spring's the other end is fixed in first stopper, first stopper is "J" shape, the opening groove has been seted up to the bottom of first stopper.

Preferably, in order to facilitate taking out the access control card body, the clamping mechanism further comprises a through hole, the through hole is located inside the protective shell, and the end of the through hole extends to one end of the first limiting block.

Preferably, the inside of entrance guard's card body is provided with the wire casing, the inside stay cord of installing in entrance guard's card body is provided with in the inside of wire casing, the bottom at first stopper is fixed to the one end of stay cord, the tip at the second stopper is fixed to the other end of stay cord. The stay cord can move in the wire slot through the arrangement of the stay cord, when the first limit block 34 is extruded, the first limit block can drive the stay cord to move, so that the stay cord can pull the second limit block, one end of the stay cord passes through the inside of the first reset spring, when the stay cord is pulled, the first reset spring can be compressed, when the clamping block is just separated from the first limit block, the second limit block is pulled to a position to be separated from the protective shell 2, at the moment, if the access control card body is required to be taken off from the protective shell, only the elastic rubber cap is required to be lightly pressed, after the elastic rubber cap is pressed, the limit rod continues to extrude the second limit block forwards until the second limit block is separated from the protective shell 2, at the moment, if the access control card body is not required to be taken off from the protective shell, the first limit block 34 is not required to be continuously extruded, so that the first limit block is reset under the action of the, the stay cord can not continue to stimulate the second stopper to make the second stopper can continue chucking entrance guard's card body.

Preferably, the stay cord and the breach groove are matched with each other, and when the stay cord was pulled, the stay cord was moving, and the stay cord can move in the inside of breach groove when moving, and the stay cord can not extruded by first stopper.

Preferably, for the convenience of taking out the entrance guard's card body, the inside of protective housing is equipped with third reset spring, third reset spring's bottom mounting in the protective housing, third reset spring's top with the entrance guard card body is contradicted.

The invention has the beneficial effects that: the entrance guard card body is provided with a protective shell in sliding connection, the elastic rubber cap is fixed on one side of the protective shell, one end of the elastic rubber cap is provided with a limiting rod, the limiting rod is in sliding connection with the protective shell, a second limiting block is abutted against the limiting rod, the second limiting block is in sliding connection with the entrance guard card body, one end of a second reset spring is fixed on the entrance guard card body, and the other end of the second reset spring is fixed on the second limiting block; and then be convenient for through pressing the elastic rubber cap, the elastic rubber cap promotes to slide between gag lever post and the protective housing, and the gag lever post supports and presses the second stopper, makes second stopper compression second reset spring, and then makes second stopper and protective housing separate, makes entrance guard card body can and the protective housing between relative slip, is convenient for take out entrance guard card body, and the design of protective housing makes entrance guard card body degauss, effectively prevents that other equipment from making entrance guard card body degaussing.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a connection structure between the access card body and the engaging mechanism shown in fig. 1;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is an enlarged schematic view of a portion B shown in fig. 2.

In the figure: 1. an access card body; 11. a pull wire; 12. wire control; 2. a protective shell; 3. a clamping mechanism; 31. a snap ring; 32. a clamping block; 33. a through hole; 34. a first stopper; 35. a first return spring; 36. a groove is opened; 4. a limiting structure; 41. an elastic rubber cap; 42. a limiting rod; 43. a second limiting block; 44. a second return spring; 5. and a third return spring.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-4, an access card includes an access card body 1, and is characterized in that: be equipped with sliding connection's protective housing 2 on entrance guard's card body 1, entrance guard's card body 1's top is connected with block mechanism 3, one side of protective housing 2 is equipped with limit structure 4, limit structure 4 includes elastic rubber cap 41, gag lever post 42, second stopper 43 and second reset spring 44, elastic rubber cap 41 is fixed in one side of protective housing 2, elastic rubber cap 41's one end is equipped with gag lever post 42, gag lever post 42 with sliding connection between the protective housing 2, second stopper 43 with conflict between the gag lever post 42, second stopper 43 with sliding connection between the entrance guard's card body 1, second reset spring 44's one end is fixed in entrance guard's card body 1, second reset spring's the other end is fixed in second stopper 43.

The clamping mechanism 3 comprises a clamping ring 31 and a clamping block 32, wherein one end of the clamping ring 31 is clamped and connected with the top end of the entrance guard card body 1, the other end of the clamping ring 31 is fixed on the clamping block 32, and the clamping block 32 is connected with the entrance guard card body 1 in a sliding mode.

As a technical optimization scheme of the invention, the clamping ring 31 is shaped like a Chinese character ji, and the top end of the clamping block 32 is arc-shaped.

As a technical optimization scheme of the invention, the clamping mechanism 3 further comprises a first limiting block 34 and a first return spring 35, the first limiting block 34 is connected with the clamping block 32 in a clamping manner, the first limiting block 34 is connected with the protective shell 2 in a sliding manner, one end of the first return spring 35 is fixed to the door access card body 1, the other end of the first return spring 35 is fixed to the first limiting block 34, the first limiting block 34 is in a J shape, and the bottom of the first limiting block 34 is provided with a notch 36.

As a technical optimization scheme of the present invention, the engaging mechanism 3 further includes a through hole 33, the through hole 33 is located inside the protective shell 2, and an end of the through hole 33 extends to one end of the first limiting block 34.

Preferably, the inside of entrance guard's card body 1 is provided with wire casing 12, the inside of wire casing 12 is provided with installs the stay cord 11 at the inside of entrance guard's card body 1, the bottom at first stopper 34 is fixed to the one end of stay cord 11, the tip at second stopper 43 is fixed to the other end of stay cord 11. The arranged pull rope 11 can move in the wire slot 12, when the first limit block 34 is extruded, the first limit block 34 can drive the pull rope 11 to move, so that the pull rope 11 can pull the second limit block 43, one end of the pull rope 11 passes through the inside of the second reset spring 44 and is fixed on the second limit block 43, and when the pull rope 11 is pulled, the second reset spring 44 can be compressed; when the clamping block 32 moves to just break away from the first limiting block 34, the second limiting block 43 is pulled to the position to be broken away from the protective shell 2, at this time, if the access control card body 1 needs to be taken off from the protective shell 2, only the elastic rubber cap 41 needs to be lightly pressed, after the elastic rubber cap 41 is pressed, the limiting rod 42 continues to extrude the second limiting block 43 forwards, until the second limiting block 43 and the protective shell 2 break away from each other, at this time, if the access control card body 1 does not need to be taken off from the protective shell 2, the first limiting block 34 does not need to be continuously extruded, so that the first limiting block 34 resets under the action of the first reset spring 35, the pull rope 11 does not continue to pull the second limiting block 43, and the second limiting block 43 can continue to clamp the access control card body 1.

Preferably, the pull rope 11 is matched with the notch 36, and when the pull rope 11 is pulled, the pull rope 11 moves in the notch 36, so that the pull rope 11 is not pressed by the first limit block 34, and the movement of the pull rope 11 can be ensured.

As a technical optimization scheme of the invention, a third return spring 5 is arranged inside the protective shell 2, the bottom end of the third return spring 5 is fixed on the protective shell 2, and the top end of the third return spring 5 abuts against the access card body 1.

When the entrance guard card is used, a hard object is firstly inserted into the through hole 33 to push the first limit block 34 to slide relative to the entrance guard card body 1, so that the first limit block 34 compresses the first return spring 35 to separate the first limit block 34 from the fixture block 32, so that the clasp 31 can be pulled by hand to separate the clasp 31 from the entrance guard card body 1, so that the clasp 31 is taken out of the key chain, the design of the through hole 33 effectively prevents the entrance guard card body 1 from being lost due to unintentional pressing, the entrance guard card body 1 is provided with the protective shell 2 in sliding connection, the elastic rubber cap 41 is fixed on one side of the protective shell 2, one end of the elastic rubber cap 41 is provided with the limit rod 42, the limit rod 42 is in sliding connection with the protective shell 2, the second limit block 43 is in interference with the limit rod 42, the second limit block 43 is in sliding connection with the entrance guard card body 1, one end of the second return spring 44 is fixed on the entrance, the other end of the second return spring 44 is fixed to the second stopper 43; and then be convenient for through pressing elastic rubber cap 41, elastic rubber cap 41 promotes and slides between gag lever post 42 and the protective housing 2, gag lever post 42 supports and presses second stopper 43, make the second spacing 43 piece compression second reset spring 44, and then make second stopper 43 and protective housing 2 desolventize, make entrance guard card body 1 can and the protective housing 2 between relative slip, be convenient for take out entrance guard card body 1, protective housing 2 can make entrance guard card body 1 be the magnetic isolation, effectively prevent that other equipment from making entrance guard card body 1 demagnetization.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an entrance guard's card, includes entrance guard's card body (1), its characterized in that: the entrance guard card body (1) is provided with a protective shell (2) in sliding connection, and the top end of the entrance guard card body (1) is connected with a clamping mechanism (3);

one side of protective housing (2) is equipped with limit structure (4), limit structure (4) include elastic rubber cap (41), gag lever post (42), second stopper (43) and second reset spring (44), elastic rubber cap (41) are fixed in one side of protective housing (2), the one end of elastic rubber cap (41) is equipped with gag lever post (42), gag lever post (42) with sliding connection between protective housing (2), second stopper (43) with conflict between gag lever post (42), second stopper (43) with sliding connection between entrance guard's card body (1), the one end of second reset spring (44) is fixed in entrance guard's card body (1), the other end of second reset spring (44) is fixed in second stopper (43).

2. An access card according to claim 1, wherein: clamping mechanism (3) include snap ring (31) and fixture block (32), the one end of snap ring (31) with the top end block of entrance guard's card body (1) is connected, the other end of snap ring (31) is fixed in fixture block (32), fixture block (32) with sliding connection between entrance guard's card body (1).

3. An access card according to claim 2, wherein: the clamping ring (31) is in a shape like a Chinese character 'ji', and the top end of the clamping block (32) is in an arc shape.

4. An access card according to claim 2, wherein: the clamping mechanism (3) further comprises a first limiting block (34) and a first reset spring (35), the first limiting block (34) is connected with the clamping block (32) in a clamping mode, the first limiting block (34) is connected with the protective shell (2) in a sliding mode, one end of the first reset spring (35) is fixed to the entrance guard card body (1), the other end of the first reset spring (35) is fixed to the first limiting block (34), the first limiting block (34) is J-shaped, and an opening groove (36) is formed in the bottom of the first limiting block (34).

5. An access card according to claim 4, wherein: the clamping mechanism (3) further comprises a through hole (33), the through hole (33) is located inside the protective shell (2), and the end portion of the through hole (33) extends to one end of the first limiting block (34).

6. An access card according to claim 1, wherein: the inside of entrance guard's card body (1) is provided with wire casing (12), the inside of wire casing (12) is provided with installs stay cord (11) inside entrance guard's card body (1), the bottom at first stopper (34) is fixed to the one end of stay cord (11), the tip at second stopper (43) is fixed to the other end of stay cord (11).

7. An access card according to claim 6, wherein: the pull rope (11) is matched with the notch (36).

8. An access card according to claim 1, wherein: the inside of protective housing (2) is equipped with third reset spring (5), the bottom mounting of third reset spring (5) is in protective housing (2), the top of third reset spring (5) with entrance guard card body (1) is contradicted.