CN220415074U - Lock core and lock - Google Patents

Abstract

The utility model discloses a lock cylinder and a lock, and relates to the technical field of locks. The lock core comprises a core body and an inserting sheet; the core body is provided with a plurality of limiting structures, and accommodating grooves are defined among the limiting structures; the inserted sheet sets up in the holding tank, is provided with the grafting through-hole on the inserted sheet, is provided with a protruding structure on the inside wall of grafting through-hole, and the distance between protruding structure and a plurality of limit structure is all inequality. This lock core can be through the axis upset of encircling a plurality of limit structure symmetries with the inserted sheet to place the inserted sheet in the holding tank, this makes through upset installation inserted sheet, can increase the quantity of the key that this lock core can match, so that the core body under the same mould can match two kinds at least different keys, reduces the design cost and the manufacturing cost of lock core.

Description

Lock core and lock

Technical Field

The utility model relates to the technical field of locks, in particular to a lock cylinder and a lock.

Background

In the current market, the lock core of the cylinder lock is usually integrated, the lock core is internally provided with a plugging channel, the shape of the cross section of the plugging channel is matched with the shape of the cross section of a key, and different keys are required to be matched with different lock cores one by one.

In order to meet the use requirement, the variety and specification of the lock core are correspondingly increased, however, a new mold for unlocking the lock core is needed, but the mold opening cost of the mold of the lock core is high due to extremely small and complex internal structural characteristics of the lock core, so that the manufacturing cost of the lock is high.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the lock cylinder, which can enable the core body under the same die to be matched with at least two different keys, and reduce the design cost and the manufacturing cost of the lock cylinder.

The utility model also provides a lock with the lock core.

The lock cylinder according to the embodiment of the first aspect of the utility model comprises: the core body is provided with a plurality of limiting structures, and accommodating grooves are defined among the limiting structures; the inserting piece is arranged in the accommodating groove, an inserting port is formed in the inserting piece, a protruding structure is arranged on the inner side wall of the inserting port, and the distances between the protruding structure and the limiting structures are unequal.

The lock cylinder provided by the utility model has at least the following beneficial effects: in the embodiment of the utility model, a key can be inserted into a core body, a limiting structure is arranged on the core body, a containing groove is limited between a plurality of limiting structures, an inserting sheet can be placed in the containing groove, the core body can contain the inserting sheet through the containing groove, an inserting through hole is arranged on the inserting sheet, the key needs to pass through the inserting through hole to be inserted into the core body, a protruding structure is arranged on the inner side wall of the inserting through hole, the shape of the inserting through hole can be limited by arranging the protruding structure, the shape of a key matched with the core body can be limited, the inserting sheet can still be inserted into the containing groove after being overturned, and as the distances between the protruding structure and the limiting structures are different, the protruding structure of the inserting sheet is different relative to the limiting structure, the shape of the inserting through hole is different, so that other keys can be limited to pass through the inserting through hole, and keys with different shapes can be matched; this lock core can be through the axis upset of encircling a plurality of limit structure symmetries with the inserted sheet to place the inserted sheet in the holding tank, this makes through upset installation inserted sheet, can increase the quantity of the key that this lock core can match, so that the core body under the same mould can match two kinds at least different keys, reduces the design cost and the manufacturing cost of lock core.

According to some embodiments of the utility model, the plurality of inserting pieces are provided, the shapes and/or positions of the protruding structures of the plurality of inserting pieces are different from each other, and at least one inserting piece is arranged in the accommodating groove.

According to some embodiments of the utility model, a first socket is arranged on the outer side of the core body, the first socket is communicated with the accommodating groove, and the inserting sheet is arranged in the accommodating groove in a penetrating manner.

According to some embodiments of the utility model, the side end of the core is provided with a clamping structure, the clamping structure is located at one side of the first socket, and the clamping structure has elasticity and can be bent to the first socket.

According to some embodiments of the utility model, an end of the insert is provided with an abutment structure, which is located outside the receiving groove and abuts against the limiting structure.

According to some embodiments of the utility model, the size of the cross-section of the tab remote from the end of the abutment structure is smaller than the size of the cross-section of the end of the tab provided with the abutment structure.

According to some embodiments of the utility model, the limiting structures are symmetrically arranged relative to the first axis, two limiting structures are arranged at intervals along the axis direction of the first axis, and are symmetrically arranged relative to the second axis, and the axis direction of the first axis and the axis direction of the second axis are mutually perpendicular.

According to some embodiments of the utility model, a plugging channel is arranged in the core body, the plugging through hole and the accommodating groove are both communicated with the plugging channel, and the length direction of the plugging channel is respectively perpendicular to the axis direction of the first axis and the axis direction of the second axis.

According to some embodiments of the utility model, the locking plate is further comprised; the core body is further provided with a first placing groove, the first placing groove is communicated with the inserting channel, the locking plate is slidably arranged in the first placing groove, a first protruding block is arranged on the locking plate, a limiting groove is arranged on the inner side wall of the first placing groove, and the first protruding block is slidably arranged in the limiting groove; the locking plate is provided with the intercommunication mouth, the intercommunication mouth with grafting passageway intercommunication sets up.

A lock according to an embodiment of the second aspect of the utility model comprises a lock cylinder according to an embodiment of the first aspect of the utility model described above.

The lock according to the embodiment of the utility model has at least the following beneficial effects: through the lock cylinder of the first aspect, in the embodiment of the present utility model, the key can be inserted into the core, the core is provided with the limiting structures, a receiving groove is defined between the limiting structures, the insert can be placed in the receiving groove, so that the core can receive the insert through the receiving groove, the insert is provided with the insertion opening, the key needs to pass through the insertion opening to be inserted into the core, the inner side wall of the insertion opening is provided with the protruding structure, the shape of the insertion opening can be defined by the protruding structure, so that the shape of the key matched with the core can be defined, the insert can still be inserted into the receiving groove after being overturned, and because the distances between the protruding structure and the limiting structures are all unequal, the protruding structure of the insert is different relative to the position of the limiting structures after the insert is overturned, so that the shape of the insertion opening is different, so that other keys can be defined to pass through the insertion opening, and keys with different shapes can be matched; this lock core can be through the axis upset of encircling a plurality of limit structure symmetries with the inserted sheet to place the inserted sheet in the holding tank, this makes through upset installation inserted sheet, can increase the quantity of the key that this lock core can match, so that the core body under the same mould can match two kinds at least different keys, reduces the design cost and the manufacturing cost of lock core.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing or additional aspects and advantages of the utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a schematic view of the structure of a lock cylinder and key of the present utility model;

FIG. 2 is a schematic view of the structure of the core of the lock cylinder of the present utility model;

FIG. 3 is a schematic view of the structure of the cylinder body of the lock cylinder of FIG. 2 from another perspective;

FIG. 4 is a cross-sectional view of the body of the lock cylinder of the present utility model;

FIG. 5 is a cross-sectional view of a lock cylinder of the present utility model;

fig. 6 is a schematic structural view of a plug of the lock cylinder of the present utility model;

FIG. 7 is another cross-sectional view of the lock cylinder of the present utility model;

FIG. 8 is another cross-sectional view of the body of the lock cylinder of the present utility model;

fig. 9 is a schematic structural view of the lock cylinder of the present utility model.

Reference numerals:

a key 10;

a core 100; a limit structure 110; a receiving groove 111; a first socket 120; a mating channel 130; a first placement groove 140; a limit groove 150; an inlet 160; a second socket 170; a second placement groove 180; a clamping structure 190; insert 200; a plug-in port 210; a bump structure 220; an abutment structure 230; a locking piece 300; a first bump 310; a communication port 320; a second bump 330; a first elastic member 340; a dust-proof member 400; and a second elastic member 410.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the direction or positional relationship indicated with respect to the description of the orientation, such as up, down, left, right, front, rear, etc., is based on the direction or positional relationship shown in the drawings, is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, the description of the first and second is only for the purpose of distinguishing technical features, and should not be construed as indicating or implying relative importance or implying the number of technical features indicated or the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

A lock cylinder and a lock according to an embodiment of the present utility model are described below with reference to fig. 1 to 9.

According to the lock cylinder of the embodiment of the first aspect of the utility model, the lock cylinder comprises a core body 100 and a plug 200; the core 100 is provided with a plurality of limiting structures 110, and an accommodating groove 111 is defined between the limiting structures 110; the insert 200 is disposed in the accommodating groove 111, the insert 200 is provided with an insert port 210, a protrusion structure 220 is disposed on an inner sidewall of the insert port 210, and distances between the protrusion structure 220 and the plurality of limiting structures 110 are not equal.

In the embodiment of the utility model, the key 10 can be inserted into the core 100, the core 100 is provided with the limiting structures 110, a containing groove 111 is defined between the limiting structures 110, the insert 200 can be placed in the containing groove 111, so that the core 100 can contain the insert 200 through the containing groove 111, the insert 200 is provided with the insert opening 210, the key 10 needs to pass through the insert opening 210 to be inserted into the core 100, the inner side wall of the insert opening 210 is provided with the protruding structures 220, the shape of the insert opening 210 can be limited by arranging the protruding structures 220, so that the shape of the key 10 matched with the core 100 can be limited, the insert 200 can still be inserted into the containing groove 111 after being overturned, and because the distances between the protruding structures 220 and the limiting structures 110 are all unequal, the protruding structures 220 of the insert 200 are different in position relative to the limiting structures 110 after the insert 200 is overturned, so that the shape of the insert opening 210 is different, so that the other keys 10 can be limited to pass through the insert opening 210, and thus keys 10 in different shapes can be matched; the lock core can be turned around the symmetrical axis of the limiting structures 110 by turning the insert 200 around the symmetrical axis of the limiting structures 110 and placing the insert 200 in the accommodating groove 111, so that the number of keys 10 which can be matched with the lock core can be increased by turning the insert 200, the core body 100 under the same die can be matched with at least two different keys 10, and the design cost and the manufacturing cost of the lock core are reduced.

The insert 200 is provided with a foolproof slot to determine the position of the insert 200.

Referring to fig. 5, it can be appreciated that the plurality of tabs 200 are provided, the shape and/or position of the protrusion structures 220 of the plurality of tabs 200 are different from each other, and at least one tab 200 is disposed in the receiving slot 111.

The insert 200 is provided with a plurality of different insert 200, and can be placed in the accommodation groove 111, and select one of the insert 200 to install in the accommodation groove 111, because the shape and/or the position of the protruding structure 220 of a plurality of insert 200 are different each other, can design different keys 10 according to the shape and the position of the protruding structure 220 of different insert 200 to reduce manufacturing cost, shorten development cycle, only need develop the insert 200 just can realize that different specification keys 10 match core 100.

Specifically, the shape of the protruding structure 220 may be a circle or a square, and the positions of the protruding structures 220 of different tabs 200 disposed in the insertion openings 210 may be different.

Referring to fig. 5, it can be appreciated that the bump structure 220 is provided in plurality.

The provision of the plurality of raised structures 220 can enhance security and reduce insertion of a non-matching key 10 into the mating port 210; specifically, by providing a plurality of raised structures 220 for different blades 200, the number of keys 10 that can be mated by the blade 200 can be further increased, one blade 200 can be placed in the receiving slot 111, and theoretically, a myriad of blade 200 shapes and sizes can extend for a myriad of keys 10. Thus realizing infinite surge of the number of single components.

Referring to fig. 1 to 3, it can be understood that the first socket 120 is disposed on the outer side of the core 100, the first socket 120 is disposed in communication with the receiving groove 111, and the insert 200 is disposed through the first socket 120 and is detachably disposed in the receiving groove 111.

The insert 200 can be arranged in the first jack 120 in a penetrating manner, and the insert 200 can be inserted into the accommodating groove 111 from the first jack 120, so that the insert 200 can be conveniently inserted into the accommodating groove 111 by arranging the first jack 120; specifically, the core 100 has a cylindrical shape, and the first socket 120 is disposed on an outer sidewall of the core 100; the cross-section of the first socket 120 and the cross-section of the insert sheet 200 are both oriented such that after the insert sheet 200 is flipped over, the insert sheet 200 is still able to pass through the first socket 120 and be inserted into the receiving slot 111.

The first sockets 120 are provided with two first sockets 120, the two first sockets 120 are respectively arranged at two side parts of the core body 100 along the length direction of the accommodating groove 111, the inserting sheet 200 can be inserted into the accommodating groove 111 from any first socket 120, so that the difficulty of inserting the inserting sheet 200 is reduced, after the inserting sheet 200 is overturned around the horizontal direction or the vertical direction, the inserting sheet 200 can be inserted into the accommodating groove 111 from one of the first sockets 120, so that the inserting sheet 200 inserted from different directions can be enabled, and the positions of the protruding structures 220 of the inserting blocks are different.

Referring to fig. 2 and 3, it can be understood that the side end of the core 100 is provided with a clamping structure 190, the clamping structure 190 is located at one side of the first socket 120, and the clamping structure 190 has elasticity and can be bent to the first socket 120.

After the insert 200 is inserted into the accommodating groove 111 from the first socket 120, the clamping structure 190 can be pushed and bent to the first socket 120 and abutted against the insert 200, so that the insert 200 can be prevented from falling from the first socket 120, and the stability of the insert 200 in the accommodating groove 111 can be improved; the clamping structure 190 may be a riveted structure, or may be another elastic structure; the clamping structure 190 and the core 100 may be integrally formed, so as to reduce difficulty in installing the clamping structure 190.

Specifically, the clamping structure 190 may be provided with a plurality of clamping structures and are respectively disposed on two sides of the first socket 120, so as to further improve stability of the limiting insert 200 in the accommodating groove 111, and one end surface of the clamping structure 190 away from each other is an inclined surface, so as to facilitate an operator to push the clamping structure 190; the side end of the core 100 is provided with a receiving cavity, and the clamping structure 190 is disposed in the receiving cavity, so that the clamping structure 190 can be prevented from protruding outside the core 100, and the clamping structure 190 can be prevented from being collided with outside factors.

Referring to fig. 5 and 6, it can be understood that an end of the insert 200 is provided with an abutment structure 230, and the abutment structure 230 is located outside the receiving groove 111 and abuts against the limiting structure 110.

The insert 200 is inserted into the accommodating groove 111 from the first socket 120, two side ends of the insert 200 are respectively abutted against end surfaces opposite to the plurality of protruding structures 220, an abutting structure 230 is arranged at the end part of the insert 200, after the insert 200 is inserted into the accommodating groove 111, the insert 200 is partially positioned in the accommodating groove 111, the other part of the insert 200 and the abutting structure 230 arranged on one end part of the insert 200 are positioned outside the accommodating cavity, and the abutting structure 230 abuts against the limiting structure 110 so as to limit the position of the insert 200 inserted into the accommodating groove 111, so that the inserting through hole 210 on the insert 200 is positioned at a preset position.

Referring to fig. 5 and 6, it can be appreciated that the size of the cross section of the insert 200 away from the end of the abutment structure 230 is smaller than the size of the cross section of the insert 200 provided with the end of the abutment structure 230, so as to reduce the difficulty of inserting the insert 200 from the first socket 120 into the receiving groove 111 and reduce the possibility of collision of the insert 200 with the core; specifically, the size of the cross-section of the tab 200 away from the end of the abutment structure 230 is smaller than the size of the cross-section of the first socket 120.

Referring to fig. 4, it may be understood that the limiting structures 110 are disposed centrally and symmetrically with respect to the first axis, two limiting structures 110 are disposed at intervals along the axial direction of the first axis, and symmetrically with respect to the second axis, and the axial direction of the first axis and the axial direction of the second axis are disposed perpendicular to each other.

The axis direction of the first axis and the axis direction of the second axis are mutually perpendicular, the two limiting structures 110 are symmetrically arranged relative to the second axis, so that the insert 200 can be overturned around the second axis and still can be placed in the accommodating groove 111 between the two limiting structures 110, the limiting structures 110 are centrally and symmetrically arranged relative to the first axis, so that the insert 200 can be overturned around the first axis and still can be placed in the accommodating groove 111 between the two limiting structures 110, and therefore, the insert 200 can be overturned around the axis direction of the first axis and the axis direction of the second axis, and the positions of the protruding structures 220 on the inserting through holes 210 of the insert 200 are different, so that four different keys 10 can be respectively adapted.

Referring to fig. 4 and 7, it can be understood that the core 100 is provided with a plugging channel 130, the plugging port 210 and the receiving groove 111 are all disposed in communication with the plugging channel 130, and the length direction of the plugging channel 130 is disposed perpendicular to the axis direction of the first axis and the axis direction of the second axis, respectively.

The plugging channel 130 is used for accommodating the key 10, the plugging port 210 is communicated with the plugging channel 130, the key 10 can pass through the plugging port 210 and be inserted into the plugging channel 130 of the core 100, the shape of the key 10 which can be inserted into the plugging channel 130 can be limited by arranging the inserting sheet 200, the length direction of the plugging channel 130 is respectively perpendicular to the axis direction of the first axis and the axis direction of the second axis, the limiting structures 110 are respectively arranged at two sides of the plugging channel 130, the accommodating grooves 111 defined by the limiting structures 110 are communicated with the plugging channel 130, and collision with the limiting structures 110 after the key 10 is inserted into the plugging channel 130 can be avoided.

Referring to fig. 7 and 8, it can be appreciated that a locking tab 300 is also included; the core body 100 is further provided with a first placing groove 140, the first placing groove 140 is communicated with the plugging channel 130, the locking plate 300 is slidably arranged in the first placing groove 140, the locking plate 300 is provided with a first protruding block 310, the inner side wall of the first placing groove 140 is provided with a limit groove 150, and the first protruding block 310 is slidably arranged in the limit groove 150; the locking plate 300 is provided with a communication port 320, and the communication port 320 is communicated with the plugging channel 130.

The lock plate 300 is arranged in the first placing groove 140, the communication port 320 is arranged on the lock plate 300, the communication port 320 is communicated with the inserting channel 130, after the key 10 is inserted into the inserting channel 130, the key 10 can be abutted against the inner wall of the communication port 320 and push the lock plate 300 to move, the lock plate 300 is slidably arranged in the first placing groove 140, a first lug 310 is arranged on one side of the lock plate 300, a limit groove 150 is arranged on the inner side wall of the first placing groove 140, the first lug 310 is slidably arranged in the limit groove 150, so that the sliding direction and the sliding distance of the first lug 310 can be limited, the moving distance of the lock plate 300 can be pushed by the key 10, whether the key 10 is matched with the core 100 or not can be judged, the limit block and the limit groove 150 are both positioned in the core 100, the occupied space of the limit block can be reduced, and the size of the whole lock cylinder structure can be reduced; specifically, the length direction of the first bump 310 is disposed in the same direction as the length direction of the locking piece 300 and in the same direction as the direction in which the locking piece 300 is slidable.

Specifically, the core 100 is further provided with a second placement groove 180, the locking piece 300 is further provided with a second protruding block 330, the first elastic element 340 is disposed in the second placement groove 180, the second protruding block 330 is abutted to the first elastic element 340, and the second protruding block 330 can be pulled or pushed to a predetermined position through the second elastic element 410, so that the locking piece 300 can be reset.

Specifically, the first placement groove 140 and the insert sheet 200 may be provided in plurality, the plurality of first placement grooves 140 are disposed at intervals along the length direction of the slot, and the plurality of first placement grooves 140 are disposed on the same side of the receiving groove 111, and the plurality of insert sheets 200 are disposed in the first placement grooves 140 one by one.

Specifically, a second socket 170 is provided on the outer side of the core 100, the second socket 170 is provided in communication with the first and second placing grooves 140 and 180, and the locking piece 300 and the first elastic member 340 can be inserted into the first and second placing grooves 140 and 180 from the second socket 170, respectively.

Referring to fig. 2 and 9, it can be understood that the second elastic member 410 and the dust-proof member 400 are further included, an inlet 160 is provided at one end of the core 100, the inlet 160 is disposed in communication with the plugging channel 130, the dust-proof member 400 is slidably disposed at the inlet 160 and is capable of opening and closing the inlet 160, and both ends of the second elastic member 410 are respectively connected with the core 100 and the dust-proof member 400.

An inlet 160 is provided at one end of the core 100, the inlet 160 being located at a side of the accommodation groove 111 remote from the first placement groove 140, the inlet 160 being provided in communication with the slot, the key 10 being insertable into the slot from the inlet 160 and passing through the insertion port 210 and the communication port 320; by providing the dust-proof member 400 at the inlet 160, the second elastic member 410 is connected with the core 100 and the dust-proof member 400, and the second elastic member 410 can push the dust-proof member 400 to move to the inlet 160 so as to close the inlet 160, and when the key 10 needs to be inserted into the inlet 160, the dust-proof member 400 can be moved to open the inlet 160; by providing the inlet 160, dust entering the plugging channel 130 from the inlet 160 can be reduced; specifically, the second elastic member 410 may be provided in plurality to be able to further improve the pushing force pushing the dust-proof member 400 to move.

Specifically, the first elastic member 340 and the second elastic member 410 are each springs or other elastic structures.

Referring to fig. 1 to 5, a lock according to an embodiment of the second aspect of the present utility model comprises a lock cylinder according to an embodiment of the first aspect described above.

By adopting the lock cylinder according to the first aspect of the embodiment of the utility model, in the embodiment of the utility model, the key 10 can be inserted into the core 100, the limiting structures 110 are disposed on the core 100, a receiving slot 111 is defined between the limiting structures 110, the insert 200 can be placed in the receiving slot 111, so that the core 100 can receive the insert 200 through the receiving slot 111, the insert 200 is provided with the insert opening 210, the key 10 needs to pass through the insert opening 210 to be inserted into the core 100, the inner side wall of the insert opening 210 is provided with the protruding structure 220, the shape of the insert opening 210 can be defined by the protruding structure 220, so that the shape of the key 10 matched with the core 100 can be defined, the insert 200 can still be inserted into the receiving slot 111 after being turned over, and the protruding structure 220 of the insert 200 is different from the limiting structures 110 due to the different positions of the protruding structure 220 and the different shapes of the insert opening 210 after the insert 200 is turned over, so that other keys 10 can be defined to pass through the insert opening 210, so that the keys 10 can not be matched in the shape can be different; the lock core can be turned around the symmetrical axis of the limiting structures 110 by turning the insert 200 around the symmetrical axis of the limiting structures 110 and placing the insert 200 in the accommodating groove 111, so that the number of keys 10 which can be matched with the lock core can be increased by turning the insert 200, the core body 100 under the same die can be matched with at least two different keys 10, and the design cost and the manufacturing cost of the lock core are reduced.

In the description of the present specification, a description of the terms "one embodiment," "some embodiments," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A lock cylinder, comprising:

the core body is provided with a plurality of limiting structures, and accommodating grooves are defined among the limiting structures;

the inserting piece is arranged in the accommodating groove, an inserting port is formed in the inserting piece, a protruding structure is arranged on the inner side wall of the inserting port, and the distances between the protruding structure and the limiting structures are unequal.

2. The lock core according to claim 1, wherein a plurality of the insert pieces are provided, the shape and/or the position of the protruding structures of the plurality of insert pieces are different from each other, and at least one insert piece is provided in the accommodation groove.

3. The lock core of claim 1, wherein a first socket is provided on an outer side of the core body, the first socket is in communication with the receiving slot, and the insert is inserted into the first socket and detachably disposed in the receiving slot.

4. A lock cylinder according to claim 3, wherein the side end of the core is provided with a clamping structure located on one side of the first socket, the clamping structure being resilient and bendable to the first socket.

5. A lock cylinder according to claim 3, wherein an end of the plug is provided with an abutment structure which is located outside the receiving groove and abuts the limit structure.

6. The lock cylinder of claim 5, wherein a size of a cross-section of the insert away from an end of the abutment structure is smaller than a size of a cross-section of an end of the insert provided with the abutment structure.

7. The lock cylinder according to claim 1, wherein the limiting structures are symmetrically arranged with respect to the first axis, two limiting structures are arranged at intervals along the axis direction of the first axis, and symmetrically arranged with respect to the second axis, and the axis direction of the first axis and the axis direction of the second axis are mutually perpendicular.

8. The lock cylinder according to claim 7, wherein a plugging passage is provided in the core body, the plugging port and the receiving groove are both provided in communication with the plugging passage, and a longitudinal direction of the plugging passage is provided perpendicular to an axial direction of the first axis and an axial direction of the second axis, respectively.

9. The lock cylinder of claim 8, further comprising a locking tab; the core body is further provided with a first placing groove, the first placing groove is communicated with the inserting channel, the locking plate is slidably arranged in the first placing groove, a first protruding block is arranged on the locking plate, a limiting groove is arranged on the inner side wall of the first placing groove, and the first protruding block is slidably arranged in the limiting groove; the locking plate is provided with the intercommunication mouth, the intercommunication mouth with grafting passageway intercommunication sets up.

10. A lock, further comprising:

the lock cylinder of any one of claims 1 to 9.