CN220790884U - Magnetic attraction lock body - Google Patents

Abstract

The utility model provides a magnetic lock body, which belongs to the technical field of magnetic locks and comprises a lock body shell and a lock catch box, wherein a movable seat is arranged in the lock body shell in a sliding way towards the lock catch box, a lock tongue part is arranged at the end part of the movable seat towards the lock catch box, a lock tongue sleeve is sleeved on the lock tongue part, the lock tongue sleeve is fixed with the lock tongue part, the lock catch box is provided with a lock groove for the lock tongue sleeve to extend in, a magnetic piece is arranged in the lock groove, and the lock tongue sleeve is made of magnetic materials; according to the utility model, the lock tongue sleeve made of magnetic materials is locked with the magnetic attraction piece in the lock groove through magnetic attraction, the two magnets are in direct contact, the magnetic attraction effect is good, the service life is long, and the use experience of a user is improved.

Description

Magnetic attraction lock body

Technical Field

The utility model relates to the technical field of magnetic attraction locks, in particular to a magnetic attraction lock body.

Background

The lock tongue of the magnetic attraction lock is locked by sucking the lock tongue out through the magnet on the door frame, the lock core is driven by the handle to unlock when the magnetic attraction lock is opened, the lock tongue is pulled to retract into the lock body in the door body, meanwhile, a tension spring is further arranged in the lock body, and the tension spring can apply inward retraction force to the lock tongue.

In the prior art, chinese patent publication No. CN217028425U discloses a magnetic attraction lock, including lock body shell, remove the seat, the hasp box, stir piece and handle, wherein the tip that removes the seat is provided with the spring bolt, the spring bolt overcoat is equipped with the cover shell, be provided with first magnet between one end that the spring bolt was kept away from the lock body shell and the cover shell, establish the spring bolt through the cover shell and fix first magnet, the hasp box is used for supplying the spring bolt to stretch into fixedly, be equipped with the second magnet with first magnet inter attraction in the hasp box, still be equipped with between lock body shell and the spring bolt and be used for pulling the spring bolt into the elastic component in the lock body shell completely after the spring bolt stretches out the hasp box, but keep apart between first magnet and the second magnet in this structure and lead to the magnetic attraction to weaken easily, after long-term use the magnetic attraction further can't overcome the elasticity of elastic component and make the spring bolt be sucked out, lead to the magnetic attraction lock inefficacy, first magnet needs to be close to the second magnet in order to lock the door automation when simultaneously, influence user's use experience.

Disclosure of Invention

The utility model aims to overcome the defects and the shortcomings of the prior art and provides a magnetic lock body.

The technical scheme adopted by the utility model is as follows: the utility model provides a lock body is inhaled to magnetism, including lock body shell and hasp box, the slip of orientation hasp box in the lock body shell is provided with the removal seat, the tip that removes the seat orientation hasp box is provided with the lock tongue portion, lock tongue portion cover is equipped with the spring bolt cover, the spring bolt cover is fixed with the spring tongue portion, the hasp box is provided with the locked groove that supplies the spring bolt cover to stretch into, be provided with the magnetism in the locked groove and inhale the piece, the spring tongue cover adopts magnetic material to make.

The lock tongue sleeve is provided with at least one opening towards the end face of the lock groove, an elastic pad is abutted between the lock tongue sleeve and the lock tongue part, a protruding part is arranged on the elastic pad corresponding to the opening, and the protruding part extends out of the opening.

At least one elastic bulge is arranged in the locking groove corresponding to the lock tongue sleeve, and the thickness of the elastic bulge is larger than that of the magnetic attraction piece towards the lock body shell.

The lock comprises a lock body shell, and is characterized by further comprising an unlocking piece and an energy storage piece, wherein the unlocking piece and the energy storage piece are rotatably arranged on the lock body shell, the movable seat is provided with a locking position for enabling the lock tongue sleeve to extend out of the lock body shell and be attracted by the magnetic attraction piece, and an unlocking position for enabling the lock tongue sleeve to be separated from the magnetic attraction piece and retract into the lock body shell, the unlocking piece is used for rotating along a first direction so that the movable seat is moved to the unlocking position from the locking position, and the energy storage piece is used for enabling the unlocking piece to reset to a state before rotation when the unlocking piece is not stressed.

Still including rotating the linkage piece that sets up in the lock body shell, it is provided with the linkage portion to remove the seat, the linkage piece is including first tooth portion and flange portion, flange portion stretches into the linkage portion, the unblock piece is including lockhole portion and with first tooth portion complex second tooth portion, the unblock piece rotates and drives the linkage piece through second tooth portion and first tooth portion cooperation and rotate, the linkage piece rotates one side through flange portion butt linkage portion makes to remove the seat by locking position and removes the unblock position, lock core spare is kept away from linkage piece one side in the lock body shell and is provided with first spacing post, the unblock piece is located to the energy storage cover and extends to have two stabilizer blade cross butt in first spacing post both sides.

The lock body shell is provided with a baffle corresponding to the mounting groove, the baffle stretches into the mounting groove and is located at one end, close to the lock tongue, of the mounting groove, and the reset spring is arranged in the mounting groove and two ends of the reset spring are respectively abutted to one end, away from the lock tongue, of the mounting groove.

The lock body shell is provided with a first limiting column corresponding to the limiting notch, the first limiting column extends into the limiting notch, the first limiting column is in an unlocking position when being in butt joint with one side of the limiting notch, which is close to the lock tongue sleeve, and the second limiting column is in a locking position when being in butt joint with one side of the limiting notch, which is far away from the lock tongue sleeve.

The second limiting column is sleeved with an elastic sleeve, when the elastic sleeve is abutted against one side, close to the lock tongue sleeve, of the limiting notch, the movable seat is in an unlocking position, and when the elastic sleeve is abutted against one side, far away from the lock tongue sleeve, of the limiting notch, the movable seat is in a locking position.

The lock catch box is used for being installed on the door frame, the door frame is hollow structure and is provided with the mounting hole, lock catch box can follow in the mounting hole slant is packed into the door frame, lock catch box is including being used for restricting the lock catch box and wear out the outer convex part of mounting hole perpendicularly in by the door frame, lock catch box's back is provided with the elastic component, the elastic component is used for the butt to fix lock catch box roof pressure in the mounting hole inboard in the door frame, be provided with the roof pressure bolt on the lock catch box, the roof pressure bolt screw in passes lock catch box and offsets with the door frame, the lock catch box is provided with the boss portion with the mounting hole adaptation.

The lock catch box comprises a main base body and a bottom plate, wherein a through hole is formed in the main base body, the bottom plate is arranged at the bottom of the through hole and forms the lock groove with the through hole, the bottom plate is provided with a concave part, the magnetic attraction piece is arranged at the concave part, the bottom plate is provided with first threaded holes matched with the jacking bolts at two sides of the concave part, the bottom plate is provided with perforations at the outer sides of the first threaded holes, the back of the main base body is provided with second threaded holes corresponding to the perforations, and the elastic pieces penetrate through the elastic pieces and the perforations and are connected with the second threaded holes through screws so that the elastic pieces are fixed in the lock catch box.

The beneficial effects of the utility model are as follows: according to the utility model, the lock tongue sleeve made of magnetic materials is locked with the magnetic attraction piece in the lock groove through magnetic attraction, the two magnets are in direct contact, the magnetic attraction effect is good, the service life is long, and the use experience of a user is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that it is within the scope of the utility model to one skilled in the art to obtain other drawings from these drawings without inventive faculty.

FIG. 1 is a schematic view of a magnetic lock body mounted on a door frame;

FIG. 2 is a second schematic view of the magnetic lock body of the present utility model mounted on a door frame (with part of the lock body housing omitted);

FIG. 3 is a schematic view of the movable seat, the elastic pad and the tongue sleeve according to the present utility model;

FIG. 4 is a schematic view of the mobile seat in an unlocked position according to the present utility model;

FIG. 5 is a schematic view of the mobile seat of the present utility model in a locked position;

FIG. 6 is an exploded view of the door frame and keeper of the present utility model;

FIG. 7 is a schematic view of a portion of a lock body housing according to the present utility model;

FIG. 8 is a schematic view of a portion of a lock body according to the present utility model;

fig. 9 is a schematic view of the magnetic lock body mounted on the door frame (part of the lock body housing is omitted) in the present utility model.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

In the description of the present application, it should be understood that the terms "longitudinal," "radial," "length," "width," "thickness," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

In the description of the present application, it should be noted that, in the embodiments of the present utility model, all the expressions "first" and "second" are used to distinguish two entities with the same name and different parameters, and it is noted that the "first" and "second" are merely used for convenience of expression, and should not be construed as limiting the embodiments of the present utility model, and the following embodiments are not described in detail herein.

As shown in fig. 1 to 9, an embodiment of the present utility model is provided:

the utility model provides a lock body is inhaled to magnetism, including lock body shell 1 and hasp box 2, it is provided with to remove seat 3 to the slip of hasp box 2 in the lock body shell 1, it is provided with lock tongue 31 to remove seat 3 towards the tip of hasp box 2, lock tongue 31 cover is equipped with lock tongue cover 4, lock tongue cover 4 is fixed with lock tongue 31, hasp box 2 is provided with the locked groove 5 that supplies lock tongue cover 4 to stretch into, be provided with magnetism in the locked groove 5 and inhale piece 6, lock tongue cover 4 adopts magnetism material to make, adopts magnetism material made lock tongue cover and the magnetism in the locked groove to inhale the piece through magnetism, and two magnet direct contact, magnetism inhale effectually, long service life to promote user's use experience, wherein magnetism inhale piece 6 and lock tongue cover 4 and be magnetism material such as magnet, neodymium iron boron, samarium cobalt, rubber magnetism, strong magnetism magnet steel.

Of course, if the magnetic attraction is enough, one of the magnetic attraction piece 6 and the bolt sleeve 4 adopts a magnet made of a magnetically attracted material, the magnetically attracted material adopts ferromagnetic substances such as iron, cobalt, nickel, carbon steel and the like, the other adopts a magnet made of a magnetic material, and the magnetic material adopts magnetic materials such as magnet, neodymium iron boron, samarium cobalt, rubber magnet, strong magnetic steel and the like.

Further, the end face of the lock tongue sleeve 4 facing the lock groove 5 is provided with at least one opening 41, an elastic pad 8 is abutted between the lock tongue sleeve 4 and the lock tongue portion 31, the elastic pad 8 is provided with a protruding portion 81 corresponding to the opening 41, the protruding portion 81 extends out of the opening 41, and the protruding portion exceeds the opening by 0.2 mm-1 mm, so that noise generated during locking can be reduced when the lock tongue sleeve 4 and the magnetic attraction piece 6 are locked through magnetic attraction, a buffer effect can be achieved, damage caused by mutual collision of the lock tongue sleeve 4 and the magnetic attraction piece 6 during long-term use is avoided, the service life of the lock is prolonged, in the embodiment, the two openings 41 are symmetrically arranged, and the functionality of the lock is improved on the premise that the magnetic attraction is not influenced.

Specifically, the latch protrusion 311 is disposed on two sides of the latch portion 31, the latch groove 42 is disposed on the latch sleeve 4 corresponding to the latch protrusion, and during assembly, only the protrusion 81 of the elastic pad 8 is required to be aligned with the opening 41 and placed in the latch sleeve 4, and then the latch portion 31 is inserted into the latch sleeve 4, so that the connection firmness and reliability of the latch portion 31 and the latch sleeve 4 are further improved, and the latch portion and the latch sleeve can be riveted.

At least one elastic bulge is arranged in the locking groove 5 corresponding to the lock tongue sleeve 4, the thickness of the elastic bulge is larger than that of the magnetic attraction piece 6 towards the lock body shell 1, and thus the function of the elastic pad 8 can be achieved, and only one of the lock body shell 1 and the lock catch box 2 is required to be provided with the function.

The lock body shell 1 is characterized by further comprising an unlocking piece 9 and an energy storage piece 10 which are rotatably arranged on the lock body shell 1, the movable seat 3 is provided with a locking position for enabling the lock tongue sleeve 4 to extend out of the lock body shell 1 and be attracted by the magnetic attraction piece 6 and an unlocking position for enabling the lock tongue sleeve 4 to be separated from the magnetic attraction piece 6 and retract into the lock body shell 1, the unlocking piece 9 is used for rotating along a first direction A to enable the movable seat 3 to be moved to the unlocking position from the locking position, the energy storage piece 10 is used for enabling the unlocking piece 9 to reset to a state before rotation when no force is applied, specifically, the unlocking piece 9 is provided with a first linkage part, a second linkage part matched with the first linkage part, such as a linkage lug and a linkage groove, is arranged on the movable seat 3, and the linkage lug abuts against the linkage groove to move the unlocking piece 9 from the locking position to the unlocking position along with the rotation of the unlocking piece 9.

In this embodiment, still including rotating the linkage piece 11 that sets up in lock body case 1, remove seat 3 and be provided with linkage portion 32, linkage piece 11 is including first tooth portion 111 and flange portion 112, flange portion 112 stretches into linkage portion 32, unlocking piece 9 is including lockhole portion 91 and with first tooth portion 111 complex second tooth portion 92, lockhole portion 91 and door handle cooperation, unlocking piece 9 rotates and passes through second tooth portion 92 and first tooth portion 111 cooperation and drive linkage piece 11 rotation, linkage piece 11 rotates and makes through one side of flange portion 112 butt linkage portion 32 and removes to the unblock position by the locking position, lock core piece is kept away from linkage piece 11 side and is provided with first spacing post 12 in lock body case 1, energy storage piece 10 cover is located unlocking piece 9 and is extended to have two stabilizer blade 101 cross abutment in first spacing post 12 both sides for whole release mechanism is more reliable, in addition, unlocking piece 9 still includes spacing end 93, spacing end 93 and first stabilizer blade 12 cross abutment in the spacing post 101 opposite direction with first two limit post 103, but the spacing post 103 is provided with spacing post 93 in the opposite direction to first side 103.

The lock body shell is characterized by further comprising a return spring 13, wherein an installation groove 33 is formed in the movable seat 3, a baffle 14 is arranged in the lock body shell 1 corresponding to the installation groove 33, the baffle 14 stretches into the installation groove 33 and is positioned at one end of the installation groove 33 close to the lock tongue 31, the return spring 13 is arranged in the installation groove 33, two ends of the return spring respectively abut against one end, away from the lock tongue 31, of the baffle 14 and the installation groove, the movable seat 3 can be kept at an unlocking position after the distance between the lock tongue sleeve 4 and the magnetic attraction piece 6 is larger than a certain value, the lock tongue sleeve 4 is retracted into the lock body shell 1, and random shaking of the lock tongue is avoided under the door opening state.

The lock body shell 1 is provided with a second limit column 15 corresponding to the limit notch 34, the second limit column 15 stretches into the limit notch 34, when the second limit column 15 is abutted against one side of the limit notch 34, which is close to the lock tongue sleeve 4, the movable seat 3 is in an unlocking position, when the second limit column 15 is abutted against one side of the limit notch 34, which is far away from the lock tongue sleeve 4, the movable seat 3 is in a locking position, the movement range of the movable seat 3 can be limited, and the accurate control of unlocking and locking of the magnetic lock body is ensured.

The second spacing post 15 overcoat is equipped with the elastic sleeve 16, when elastic sleeve 16 and spacing notch 34 are close to spring bolt cover 4 one side looks butt, remove seat 3 and be in the unblock position, when elastic sleeve 16 and spacing notch 34 keep away from spring bolt cover 4 one side looks butt, remove seat 3 and be in the locking position, reduce the impact force that removes seat 3 when removing and the spacing post 15 of second produced, extend mechanism's life.

Further, two extending legs 104 are arranged on one side, far away from the lock tongue sleeve 4, of the movable seat 3, limiting protrusions 105 are arranged on the extending legs 104, and limiting grooves 106 are formed in the lock body shell 1 corresponding to the limiting protrusions 105, so that the movement direction of the movable seat 3 can be further limited.

The lock body shell 1 comprises a bottom shell body and an upper cover body, wherein the bottom shell body comprises a panel part 1001, the panel part 1001 is installed on a door, the panel part 1001 is provided with an open slot for a lock tongue sleeve 4 to pass through, the upper cover body is provided with an inserting strip 101 towards one side of the panel part 1001, the open slot is provided with a socket 102 matched with the inserting strip 101, the bottom shell body is connected with the upper cover body through bolts, the bottom shell body is provided with a plurality of first threaded connection holes, the upper cover body is provided with a connection through hole corresponding to the first threaded connection holes, for example, the first threaded connection holes are formed in the center of a second limiting column 15.

The one end that the drain pan body kept away from spring bolt cover 4 is provided with the second threaded connection hole, and the second threaded connection hole is used for being connected with the shell body of magnetic attraction lock, promotes the stability that the magnetic attraction lock body was installed on the door.

Because the current door adopts aluminium alloy door frame, aluminium alloy's thickness is general less, can not attack the screw or the smooth silk problem appears easily, consequently can not directly install hasp box 2 on the door frame through the screw, based on this improves the mounting structure of hasp box 2, specifically, hasp box 2 is used for installing on door frame 17, door frame 17 is hollow structure and is provided with mounting hole 18, hasp box 2 can follow mounting hole 18 slant is packed into in door frame 17, hasp box 2 is including being used for restricting hasp box 2 and perpendicularly wears out the external part 201 of mounting hole 18 by door frame 17 in, the back of hasp box 2 is provided with elastic component 202, elastic component 202 is used for the butt to fix hasp box 2 roof pressure in mounting hole 18 inboard, and wherein elastic component 202 adopts conical spring or tower spring, and the smaller one end of diameter is fixed in the back of hasp box 2, promotes the support stability to hasp box 2, be provided with roof pressure bolt 203 on the hasp box 2, roof pressure bolt 203 screw in and pass hasp box 2 and push away from door frame 17, be provided with the equal with two high-level boss 204 with the mounting hole 18 with such a boss thickness, the boss is more good-looking like.

In this embodiment, the lock catch box 2 includes a main base 21 and a bottom plate 22, the main base 21 is formed by injection molding, the bottom plate 22 is formed by bending metal plates, a through hole 211 is provided on the main base 21, the bottom plate 22 is provided at the bottom of the through hole 211 and forms the lock groove 5 with the through hole 211, the bottom plate 22 is provided with a recess 221, the magnetic attraction piece 6 is provided at the recess 221, and may be adhered to the recess 221, or embedded in the recess 221, that is, when the bottom plate 22 is bent, the cross section of the recess 22 is dovetail, during assembly, the magnetic attraction piece 6 is installed first, then the main base 21 is connected with the bottom plate 22, the bottom plate 22 is provided with a first threaded hole 222 adapted to the top pressure bolt 203 at both sides of the recess 221, the first threaded hole 222 is provided on a convex ring stretched out of the bottom plate 22, the bottom plate 22 is provided with a through hole 223 at the outer side of the first threaded hole 222, the back of the main base 21 is provided with a second threaded hole 212 corresponding to the through hole 223, and the through hole 202 and the through hole 223 is connected with the second threaded hole 202, so that the elastic fastener 202 is fixed on the bottom plate 22, and the main base 21 is more compact.

The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.

Claims (10)

1. The utility model provides a lock body is inhaled to magnetism, including lock body shell (1) and hasp box (2), the slip towards hasp box (2) in lock body shell (1) is provided with removes seat (3), the tip that removes seat (3) towards hasp box (2) is provided with tongue (31), tongue (31) cover is equipped with spring bolt cover (4), spring bolt cover (4) are fixed with tongue (31), hasp box (2) are provided with locking groove (5) that supply spring bolt cover (4) to stretch into, be provided with in locking groove (5) and inhale piece (6) magnetically, a serial communication port, spring bolt cover (4) adopt the magnetism material to make, tongue (4) are inhaled cooperation with magnetism to inhale piece (6) direct magnetism.

2. The magnetic lock body according to claim 1, wherein at least one opening (41) is formed in the end face, facing the lock groove (5), of the lock tongue sleeve (4), an elastic pad (8) is abutted between the lock tongue sleeve (4) and the lock tongue portion (31), a protruding portion (81) is arranged on the elastic pad (8) corresponding to the opening (41), and the protruding portion (81) protrudes out of the opening (41).

3. The magnetic lock body according to claim 1, wherein at least one elastic bulge is arranged in the lock groove (5) corresponding to the lock tongue sleeve (4), and the thickness of the elastic bulge is larger than that of the magnetic piece (6) towards the lock body shell (1).

4. The magnetic lock body according to claim 1, further comprising an unlocking piece (9) and an energy storage piece (10) rotatably arranged on the lock body shell (1), wherein the movable seat (3) has a locking position for enabling the lock tongue sleeve (4) to extend out of the lock body shell (1) and be attracted by the magnetic piece (6) and an unlocking position for enabling the lock tongue sleeve (4) to be separated from the magnetic piece (6) and retract into the lock body shell (1), the unlocking piece (9) is used for rotating in a first direction to enable the movable seat (3) to move from the locking position to the unlocking position, and the energy storage piece (10) is used for enabling the unlocking piece (9) to return to a state before rotation when the unlocking piece is not stressed.

5. The magnetic lock according to claim 4, further comprising a linkage member (11) rotatably disposed on the lock housing (1), wherein the movable seat (3) is provided with a linkage portion (32), the linkage member (11) comprises a first tooth portion (111) and a flange portion (112), the flange portion (112) stretches into the linkage portion (32), the unlocking member (9) comprises a lock hole portion (91) and a second tooth portion (92) matched with the first tooth portion (111), the unlocking member (9) rotates to drive the linkage member (11) to rotate through the cooperation of the second tooth portion (92) and the first tooth portion (111), the linkage member (11) rotates to enable the movable seat (3) to move from a locking position to an unlocking position through one side of the flange portion (112) abutting against the linkage portion (32), a first limit post (12) is disposed on one side, far away from the linkage member (11), of the lock core member in the lock housing (1), of the lock member (9) is sleeved with the energy storage member (10), and the two limit posts (101) extend from two sides of the first limit post (101).

6. The magnetic lock body according to claim 4, further comprising a return spring (13), wherein the moving seat (3) is provided with a mounting groove (33), the lock body shell (1) is provided with a baffle (14) corresponding to the mounting groove (33), the baffle (14) stretches into the mounting groove (33) and is located at one end of the mounting groove (33) close to the locking tongue (31), and the return spring (13) is arranged in the mounting groove (33) and two ends of the return spring are respectively abutted against one end, away from the locking tongue (31), of the baffle (14) and the mounting groove (33).

7. The magnetic lock body according to claim 4, wherein the movable seat (3) is provided with a limit notch (34) along the moving direction of the movable seat, the lock body shell (1) is provided with a second limit column (15) corresponding to the limit notch (34), the second limit column (15) stretches into the limit notch (34), when the second limit column (15) is abutted against one side of the limit notch (34) close to the lock tongue sleeve (4), the movable seat (3) is in an unlocking position, and when the second limit column (15) is abutted against one side of the limit notch (34) away from the lock tongue sleeve (4), the movable seat (3) is in a locking position.

8. The magnetic lock according to claim 7, wherein the second limiting post (15) is sleeved with an elastic sleeve (16), when the elastic sleeve (16) is abutted against one side of the limiting notch (34) close to the lock tongue sleeve (4), the movable seat (3) is in the unlocking position, and when the elastic sleeve (16) is abutted against one side of the limiting notch (34) far away from the lock tongue sleeve (4), the movable seat (3) is in the locking position.

9. The magnetic lock body according to claim 1, wherein the lock catch box (2) is used for being installed on the door frame (17), the door frame (17) is of a hollow structure and is provided with a mounting hole (18), the lock catch box (2) can be obliquely installed into the door frame (17) from the mounting hole (18), the lock catch box (2) comprises an outer flange (201) used for limiting the lock catch box (2) to vertically penetrate through the mounting hole (18) in the door frame (17), an elastic piece (202) is arranged at the back of the lock catch box (2), the elastic piece (202) is used for abutting against the door frame (17) to fix the lock catch box (2) on the inner side of the mounting hole (18), a pressing bolt (203) is arranged on the lock catch box (2), the pressing bolt (203) is abutted against the door frame (17) through the lock catch box (2), and a boss (204) matched with the mounting hole (18) is arranged on the lock catch box (2).

10. The magnetic lock body according to claim 9, wherein the lock catch box (2) comprises a main base body (21) and a bottom plate (22), a through hole (211) is formed in the main base body (21), the bottom plate (22) is arranged at the bottom of the through hole (211) and forms the lock groove (5) with the through hole (211), the bottom plate (22) is provided with a concave part (221), the magnetic attraction piece (6) is arranged at the concave part (221), the bottom plate (22) is provided with first threaded holes (222) matched with the jacking bolts (203) at two sides of the concave part (221), the bottom plate (22) is provided with perforations (223) at the outer side of the first threaded holes (222), the corresponding perforations (223) at the back of the main base body (21) are provided with second threaded holes (212), and the elastic piece (202) and the perforations (223) are connected with the second threaded holes (212) through screws (205) so that the elastic piece (202) is fixed on the lock catch box (2).