CN211062116U - Locking mechanism and cash recycling device - Google Patents

Abstract

The utility model provides a locking mechanism and cash circulation treatment facility. The locking mechanism is used for locking the position of the second frame relative to the first frame and comprises a locking piece arranged on the first frame, a locking assembly and a detection assembly, wherein the locking assembly and the detection assembly are arranged on the second frame; the locking assembly comprises a base frame fixedly connected with the second frame and a locking piece rotatably connected with the base frame, the locking piece comprises a connecting part, and the connecting part and the locking piece can be connected with or separated from each other; the detection assembly comprises a detection piece and a sensor arranged on the base frame; the detection piece and the locking piece are coaxially pivoted on the base frame; when the connecting part is connected with the locking piece, the locking piece is located at the locking position, the locking piece is abutted against the detection piece, and the sensor generates a first signal; when connecting portion and locking piece phase separation, the retaining member is located the unblock position, and locking piece and detection piece separation, the sensor produces the second signal, and the second signal is different with first signal.

Description

Locking mechanism and cash recycling device

Technical Field

The utility model relates to a latch fitting technical field, concretely relates to locking mechanism and cash circulation treatment facility.

Background

The cash recycling processing equipment (bill recycling terminal) is a financial self-service equipment which combines various functions of cash recycling, deposit, withdrawal, temporary storage, clearing, counting, counterfeit identification, serial number recording, continuous and uninterrupted cash feeding, cash storage at the end of a day, inquiry and the like, and can realize recycling of RMB of various denominations of paper currency circulating in China. In the related art, the processing device and the cash box are generally movably connected to ensure that a worker can timely clean the processing device or remove jammed paper.

Specifically, the cash recycling device comprises a first frame and a second frame, wherein the first frame is fixed in position and used for placing a plurality of cash boxes, the second frame is movably connected with the first frame, a processing device is arranged on the second frame, in the daily maintenance process, the second frame is pulled out relative to the first frame, and then the processing device is subjected to maintenance operations such as channel cleaning or paper jam removal.

However, in the above cash recycling device, when the second frame is pushed back onto the first frame after the maintenance operation is completed in the daily use process, the second frame may move relative to the first frame in a dislocation manner and cannot be detected, which may affect the smoothness of the transportation of the paper money between the processing device and the paper money box, and further affect the normal use of the whole cash recycling device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem compensate above-mentioned prior art's defect, provide a locking mechanism with first frame and the mutual locking of second frame to relative movement does not take place when making paper money case and processing apparatus be in the lock-out state.

The utility model also provides a cash circulation treatment facility, it includes above-mentioned locking mechanism, can avoid the second frame to take place to remove for first frame.

The technical problem of the utility model can be solved through following technical scheme:

a locking mechanism is used for locking the position of a second frame relative to a first frame and comprises a locking piece arranged on the first frame, a locking assembly and a detection assembly, wherein the locking assembly and the detection assembly are arranged on the second frame;

the locking assembly comprises a base frame fixedly connected with the second frame and a locking piece rotatably connected with the base frame, the locking piece comprises a connecting part, and the connecting part and the locking piece can be connected with or separated from each other;

the detection assembly comprises a detection piece and a sensor arranged on the base frame, and the detection piece and the locking piece are coaxially pivoted on the base frame;

when the connecting part is connected with the locking piece, the locking piece is located at a locking position, the locking piece is abutted against the detection piece, and the sensor generates a first signal; when connecting portion with when the locking piece phase separation, the retaining member is located the unblock position, the locking piece with the detection piece separation, the sensor produces the second signal, the second signal with first signal is different.

Furthermore, locking Assembly still including install in the pivot of bed frame, the pivot in proper order with the retaining member with detect the piece and peg graft, the retaining member with detect the piece homoenergetic and wind the axis of pivot for the bed frame rotates.

Further, the detection piece comprises a detection part, a matching part and a first positioning part, and the base frame comprises a first limiting part;

the detection part and the first positioning part are both arranged on one side, away from the locking piece, of the detection piece, the detection part is arranged adjacent to the first positioning part, and the matching part is arranged on one side, close to the locking piece, of the detection piece;

when the locking piece is positioned at a locking position, the matching part is in abutting fit with the locking piece so as to separate the detecting piece from the sensor; when the locking piece is located at the unlocking position, the first positioning part is in butt fit with the first limiting part, so that the detection part is matched with the sensor.

Further, the locking assembly comprises a first elastic piece and a second elastic piece, two ends of the first elastic piece are respectively connected with the locking piece and the base frame, and the locking piece always has a tendency of rotating towards the locking position;

one end of the second elastic piece is connected with the detection piece, the other end of the second elastic piece is connected with the base frame or the locking piece, and the detection piece always has a rotation trend matched with the sensor.

Further, the first elastic member and the second elastic member are torsion springs, and both are sleeved on the rotating shaft, and the rotating shaft is supported on the base frame.

Further, the base frame comprises a base plate and side plates, the locking piece comprises a first plate and a second plate, the number of the side plates and the number of the first plate are two, the two side plates are vertically connected with the base plate, the base plate is connected with the two side plates in a U-shaped manner, the two first plates are vertically connected with the second plate, and the second plate is connected with the two first plates in a U-shaped manner; the retaining member is disposed inside the base frame.

Further, the locking piece comprises an operating part, and the operating part is arranged at one end far away from the locking piece;

the base frame comprises a second limiting part, the second plate comprises a second positioning part, the second limiting part is connected with the base plate and is located on one side, close to the operating part, of the base plate, the second positioning part is arranged adjacent to the operating part, and the second positioning part can be in butt joint with the second limiting part to enable the locking part to be limited in the locking position.

A cash recycling device comprising a first frame, a second frame movable relative to the first frame, the second frame having an extended position or a retracted position, and a locking mechanism of any of the preceding embodiments for locking the second frame in the retracted position.

Further, the second frame is connected with the first frame in a sliding mode through a sliding rail, the sliding rail extends along the horizontal direction, and the locking piece extends along the vertical direction;

the locking member is disposed adjacent the downstream end of the first frame and the locking assembly is disposed adjacent the downstream end of the second frame in the direction of extension of the second frame.

Further, the first frame is a fixed frame, the first frame comprises a plurality of banknote boxes, and the top end of the first frame is provided with a first inlet and a first outlet for allowing banknotes to enter and exit the banknote boxes;

the second frame is movably arranged above the first frame, the second frame is provided with a processing device, and the lower part of the processing device is provided with a second inlet and a second outlet for paper money to enter and exit;

when the second frame is located at the retracted position, the locking mechanism locks the position of the second frame, and the first access port and the second access port are opposite and communicated.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

the utility model provides a locking mechanism can be through setting up the locking Assembly on the second frame and setting up mutually supporting between the locking piece on first frame, realizes the locking or the unblock of second frame and first frame position each other, simultaneously, the utility model discloses a locking mechanism is provided with determine module, can know the locking mechanism through determine module and lock the condition whether or not to accomplish the maintenance operation back of second frame, can lock the second frame in first frame convenient and reliable, guarantee that the relative position of second frame and first frame is stable.

The utility model provides a be provided with above-mentioned locking mechanism's cash circulation treatment facility can remove or overhaul the second frame when needs, shifts out the second frame from first frame in, simultaneously, can guarantee the relative locking of first frame and second frame position each other in daily use, guarantees the relative position of the first access & exit in second access & exit and the first frame in the second frame to can guarantee cash circulation treatment facility's normal operating.

Drawings

Fig. 1 is a schematic structural diagram of a first view angle when the locking mechanism of the present invention is in the locking position;

fig. 2 is a schematic structural view of a second viewing angle when the locking mechanism of the present invention is in the locking position;

fig. 3 is a schematic structural diagram of a third viewing angle when the locking mechanism of the present invention is in the locking position;

fig. 4 is an exploded view of a third perspective of the locking mechanism provided by the present invention in a locked position;

fig. 5 is a cross-sectional view of the locking mechanism provided by the present invention in a locked position;

fig. 6 is a cross-sectional view of the locking mechanism provided by the present invention when unlocked;

FIG. 7 is a schematic structural view of a cash recycling device provided by the present invention;

fig. 8 is a schematic structural view of the second frame of the cash recycling device according to the present invention in an extended state.

Reference numbers in the figures:

100-a locking mechanism; 10-a lock cylinder; 30-a locking assembly; 31-a base frame; 311-a substrate; 312-side plate; 3121-a handle; 313-a first position-limiting part; 314-a second stop; 33-a locking member; 331-a first plate; 3311-latch hook; 332-a second plate; 3321-an operation part; 3322-a second location section; 35-a rotating shaft; 351-a first elastic member; 352-a second elastic member; 50-a detection component; 51-a detection member; 511-a detection section; 512-a mating portion; 513 — a first positioning portion; 52-a sensor;

200-cash recycling processing equipment; 210-a first frame; 211-money box; 212-first access; 230-second frame.

Detailed Description

The present invention will be further described below based on preferred embodiments with reference to the accompanying drawings.

In addition, for convenience of understanding, various components on the drawings are enlarged (thick) or reduced (thin), but this is not intended to limit the scope of the present invention.

Singular references also include plural references and vice versa.

In the description of the embodiments of the present invention, it should be noted that, if the terms "upper", "lower", "left", "right", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be interpreted as limiting the present invention. Furthermore, in the description of the present invention, the terms first, second, etc. are used herein to distinguish between different elements, but these should not be limited by the order of manufacture or construed to indicate or imply relative importance, and their names may differ between the detailed description of the invention and the claims.

The words used in this specification are words of description used in describing embodiments of the invention, but are not intended to limit the invention. It is also to be understood that, unless otherwise expressly stated or limited, the terms "disposed," "connected," and "connected" are intended to be open-ended, i.e., may be fixedly connected, detachably connected, or integrally connected; they may be mechanically coupled, directly coupled, indirectly coupled through intervening media, or may be interconnected between two elements. The above-mentioned meaning belonging to the present invention is specifically understood by those skilled in the art.

Example 1

The present invention provides a locking mechanism 100, and the locking mechanism 100 in this embodiment can be used in the cash recycling device provided by the present invention, and can also be applied to other mechanical fields requiring locking, and the present invention is not limited thereto.

Referring to fig. 1 to 6, the embodiment provides a locking mechanism 100 for locking a position of a second frame 230 relative to a first frame 210, the locking mechanism 100 includes a locking member fixedly disposed on the first frame 210, a locking assembly 30 fixedly disposed on the second frame 230, and a detection assembly 50, and the detection assembly 50 can be used to know whether the locking mechanism 100 is locked or not.

Preferably, in the present embodiment, the locking member is provided as the lock cylinder 10, and in other embodiments, the locking member may be provided in the form of a lock ring or the like.

The locking assembly 30 includes a base frame 31 and a locking member 33, the base frame 31 is fixedly disposed on the second frame 230, and the locking member 33 is rotatably connected with the base frame 31. The locker 33 includes a coupling part, and the coupling part and the locker are coupled to or separated from each other. Preferably, in the present embodiment, the connecting portion is configured as a locking hook 3311, and the locking hook 3311 may be engaged with or disengaged from the lock cylinder 10. When the locking member 33 rotates to the state that the lock hook 3311 is clamped with the lock cylinder 10, the locking member 33 is located at the locking position; when the locker 33 is rotated to separate the locking hook 3311 from the lock cylinder 10, the locker 33 is located at the unlocking position.

The detecting assembly 50 includes a detecting member 51, and a sensor 52 disposed on the base frame 31. In the present embodiment, when the locking member 33 is located at the locking position, the detecting member 51 abuts against the lock cylinder 10, the detecting member 51 is separated from the sensor 52, and the sensor 52 outputs a first signal (e.g., a high level); when the locker 33 is located at the unlock position, the sensing member 51 is separated from the cylinder 10, the sensing member 51 is engaged with the sensor 52, the sensing member 51 falls within the sensing range of the sensor 52, so that the sensor 52 can sense the sensing member 51, and the sensor 52 outputs a second signal (e.g., a low level). Wherein the second signal is different from the first signal. Of course, in other embodiments, the detecting member 51 may cooperate with the sensor 52 when the locking member 33 is in the locking position, and the sensor 52 outputs a second signal; when the locker 33 is located at the unlock position, the sensing member 51 may be separated from the sensor 52, and the sensor 52 outputs a first signal.

The locking assembly 30 further includes a rotating shaft 35 installed on the base frame 31, and the locking member 33 and the detecting member 51 are both pivotally connected to the base frame 31 through the rotating shaft 35. Of course, in other embodiments, the rotating shaft 35 can also be disposed on the locking member 33 or the detecting member 51.

Specifically, in this embodiment, the rotating shaft 35 is sequentially inserted into the locking member 33 and the detecting member 51, so that the locking member 33 can rotate relative to the base frame 31 through the rotating shaft 35, the detecting member 51 and the locking member 33 are coaxially pivoted to the base frame 31, and the detecting member 51 can also rotate relative to the base frame 31 through the rotating shaft 35.

In this embodiment, the base frame 31, the locking member 33 and the detecting member 51 are connected through the same rotating shaft 35, so that the structure of the locking assembly 30 is more compact, the space of the locking assembly 30 is saved, meanwhile, the assembly time of the locking assembly 30 is saved, and the assembly cost is reduced.

Specifically, bed frame 31 includes base plate 311 and curb plate 312, and curb plate 312 is provided with two, and two curb plates 312 set up along pivot 35 axial interval, and two curb plates 312 all are connected perpendicularly with base plate 311, and base plate 311 and two curb plate 312 three are the U type and connect for the further reinforcing of intensity of bed frame 31.

Retaining member 33 includes first board 331 and second board 332, and first board 331 is provided with two, and two first boards 331 set up along pivot 35 axial interval, and two first boards 331 all are connected perpendicularly with second board 332, and second board 332 and two first board 331 three are the U type and connect for retaining member 33's intensity can further reinforcing.

The width of the second plate 332 is smaller than that of the base plate 311, the locking member 33 is disposed on the inner sides of the two side plates 312 of the base frame 31, and the rotating shaft 35 penetrates through the two first plates 331 and the two side plates 312, so that the locking member 33 is pivotally connected to the base frame 31. The structure arrangement enables the structure of the locking assembly 30 to be more compact, and is beneficial to saving the assembly time of the locking assembly 30, thereby reducing the assembly cost.

In the present embodiment, the locking hook 3311 is disposed on the first plate 331, and the locking hook 3311 can be engaged with or disengaged from the lock cylinder 10, so as to hook the lock cylinder 10 at the locking position, thereby locking the locking assembly 30 and the lock cylinder 10 to each other.

Preferably, the second plate 332 is provided with an operating part 3321 for driving the locking hook 3311 to rotate when unlocked.

Specifically, the operating portion 3321 is disposed at an end away from the locking hook 3311, and the operating portion 3321 is under the action of external force to rotate the locking member 33 around the rotating shaft 35, so as to drive the locking hook 3311 to be connected to or separated from the lock cylinder 10.

Preferably, the base frame 31 is provided with a second position-limiting portion 314, the second plate 332 is provided with a second positioning portion 3322, the second position-limiting portion 314 is connected to the base plate 311 and is located on one side of the base plate 311 close to the operation portion 3321, the second positioning portion 3322 is adjacent to the operation portion 3321, the second positioning portion 3322 can be abutted and matched with the second position-limiting portion 314, and when the operation portion 3321 is controlled, the second positioning portion 3322 and the operation portion 3321 can limit the rotation angle of the locking member 33, so that the locking member 33 is limited to the locking position.

The locking assembly 30 further includes a first elastic member 351 and a second elastic member 352, both ends of the first elastic member 351 are respectively connected with the locking member 33 and the base frame 31, and the first elastic member 351 enables the locking member 33 to always have a tendency to rotate to the locking position, and when the locking member 33 is rotated by controlling the operation portion 3321, the locking member 33 can restore the locking position due to the elastic force of the first elastic member 351.

In this embodiment, preferably, the second elastic member 352 may be disposed inside the detecting member 51, and the other end of the second elastic member 352 is connected to the base frame 31 or the locking member 33 through a plurality of bending portions, and the second elastic member 352 may make the detecting member 51 have a tendency to approach the sensor 52 and cooperate with the sensor 52, so that when the operation portion 3321 is controlled and the locking member 33 is rotated, the detecting member 51 may approach the sensor 52 due to the elastic force of the second elastic member 352 and cooperate with the sensor 52, so that the detecting member 51 falls within the detection range of the sensor 52, the sensor 52 may detect the detecting member 51, and the sensor 52 outputs a second signal.

First elastic component 351 and second elastic component 352 can be the elastic device that sets up and can realize additional turning force in pivot 35 department, and in this embodiment, first elastic component 351 and second elastic component 352 are the torsional spring, and first elastic component 351 and second elastic component 352 all overlap and establish on pivot 35, so set up, can further set up the structure of locking Assembly 30 compactly, save locking Assembly 30's space, simplify locking Assembly 30's assembly, save assembly time, reduce assembly cost.

When the detecting element 51 is matched with the sensor 52, the detecting element 51 falls within the detection range of the sensor 52, the sensor 52 can send a first signal and can feed back the first signal to a control system where the locking mechanism 100 is located, and display or store data of the signal, such as displaying locking or unlocking in a system with a display screen, and distinguishing locking or unlocking according to the condition of a prompt sound in a system with a voice prompt.

Specifically, the sensor 52 is mounted on the substrate 311, the detecting member 51 and the locking member 33 are both coaxially pivoted to the base frame 31 through the rotating shaft 35, and when the detecting member 51 is engaged with or separated from the sensor 52, the signals output by the sensor 52 are different.

In this embodiment, the detecting member 51 includes a detecting portion 511, a matching portion 512 and a first positioning portion 513, and the base frame 31 is provided with a first position-limiting portion 313.

Specifically, in the present embodiment, the matching portion 512 is an inclined surface, which is disposed on a side of the detecting member 51 close to the lock cylinder 10. When the locking member 33 is located at the locking position, the engaging portion 512 is in abutting engagement with the lock cylinder 10, and limits the rotation angle of the detecting member 51, so that the detecting member 51 is separated from the sensor 52, and the sensor 52 outputs a first signal.

The detecting portion 511 and the first positioning portion 513 are disposed on a side of the detecting member 51 away from the lock cylinder 10, and preferably, the first positioning portion 513 is provided in a convex shape.

The detection portion 511 is used in cooperation with the sensor 52 to fall within the detection range of the sensor 52, so that the sensor 52 can detect the detection portion 511 and cause the sensor 52 to output different signals.

The first position-limiting portion 313 is disposed on the substrate 311, and the first position-limiting portion 313 and the second position-limiting portion 314 are disposed adjacent to each other. When the locking member 33 is located at the unlocking position, under the elastic force of the second elastic member 352, the first positioning portion 513 is abutted against and matched with the first limiting portion 313 to limit the rotation angle of the detecting member 51, so that the detecting member 51 is matched with the sensor 52, the detecting portion 511 is limited at a position where the detecting portion 511 keeps being matched with the sensor 52, and the sensor 52 can detect the detecting portion 511 and output a second signal.

Preferably, the detecting portion 511 is disposed adjacent to the first positioning portion 513, and since the detecting portion 511 is closer to the first positioning portion 513, when the first positioning portion 513 is abutted and matched with the first stopper portion 313, it is beneficial to more accurately control the rotation angle of the detecting portion 511.

Preferably, the side plate 312 is provided with a handle 3121, and the handle 3121 is used for an operator to hold and drive the second frame 230 to extend or retract on the first frame 210.

Taking the first frame 210 and the second frame 230 in fig. 8 as an example of the mounting carrier of the locking mechanism 100, the lock cylinder 10 is mounted on the first frame 210, the locking assembly 30 is mounted on the second frame 230, and in this embodiment, the base frame 31 is fixedly connected with the second frame 230 through screws; the lock cylinder 10 extends in a vertical direction.

The working principle of the embodiment is as follows:

the lock cylinder 10 is mounted on the first frame 210, and the locking assembly 30 is stably mounted on the second frame 230 by corresponding structures.

The locking assembly 30 and the lock cylinder 10 can be mutually matched, when the locking hook 3311 is in the locking position, the locking hook 3311 is clamped with the lock cylinder 10, the second frame 230 is in a locking state relative to the first frame 210, and the second frame 230 can be prevented from moving relative to the first frame 210.

The operation part 3321 is controlled such that the second frame 230 can freely move with respect to the first frame 210 when the lock hook 3311 is in the unlock position, and the first frame 210 can be effectively locked or unlocked with respect to the second frame 230 by such a locking mechanism 100.

Meanwhile, the detection assembly 50 arranged on the locking assembly 30 can know whether the locking assembly 30 is in the locking state at any time, so that the state of the locking assembly 30 can be conveniently detected, and the relative position of the second frame 230 relative to the first frame 210 can be ensured.

Example 2

The lock mechanism 100 of the present embodiment is substantially the same in structure as that of embodiment 1, except that: the connecting portion and the locking member in this embodiment are connected to or separated from each other in other manners to achieve the mutual locking between the first frame 210 and the second frame 230.

Specifically, connecting portion also can set up to the absorption portion, for example can be sucking disc or magnet etc. and the locking piece can set up to the magnet etc. that matches with absorption portion, then when connecting portion and locking piece match, also can reach the purpose of using retaining member 33 to carry out the locking, and the here is no longer repeated.

The following is a detailed description of a cash recycling device provided by the present invention.

Referring to fig. 7 to 8, the present embodiment provides a cash recycling device 200, including a first frame 210, a second frame 230 and the locking mechanism 100 of embodiment 1, wherein the first frame 210 includes a plurality of cash boxes 211 therein, the first frame 210 is fixed in position, the second frame 230 is located above the first frame 210, the second frame 230 is slidably connected to the first frame 210 through a sliding rail, the sliding rail is arranged along a horizontal direction, the second frame 230 can extend or retract on the first frame 210, and the locking mechanism 100 is used for locking the second frame 230 at a retracted position.

The lock cylinder 10 is arranged on the first frame 210, and the locking assembly 30 is arranged on the second frame 230; alternatively, the locking assembly 30 is disposed on the first frame 210 and the lock cylinder 10 is disposed on the second frame 230. In the present embodiment, along the extending direction of the second frame 230, please refer to fig. 8, which defines a position a as an upstream end in the drawing and a position B as a downstream end in the drawing, the lock cylinder 10 is disposed at the downstream end of the first frame 210, the locking assembly 30 is disposed at the downstream end of the second frame 230, and the lock cylinder 10 extends along the vertical direction.

The top end of the first frame 210 is provided with a first inlet and outlet 212 for the paper money to enter and exit the paper money box 211, the second frame 230 is provided with a processing device, the lower part of the processing device is provided with a second inlet and outlet for the paper money to enter and exit, when the second frame 230 is positioned at a retraction position relative to the first frame 210, the locking mechanism 100 locks the position of the second frame 230, at the moment, the first inlet and outlet 212 and the second inlet and outlet are opposite and communicated, and therefore the smoothness of conveying the paper money between the processing device and the paper money box 211 is guaranteed.

Other structures of the cash recycling device 200 can be found in the prior art and will not be described in detail herein.

By using the lock mechanism 100 in embodiment 1, the position of the second frame 230 of the cash recycling device 200 relative to the first frame 210 can be locked, which facilitates ensuring stable relative positions therebetween. When the first frame 210 and the second frame 230 are locked, the first frame and the second frame can be kept locked relatively, and movement is avoided, so that smoothness of conveying of paper money between the processing device and the paper money box 211 is guaranteed; the second frame 230 may also be unlocked and easily removed relative to the first frame 210 when it is desired to move or service the second frame 230.

The locking mechanism 100 of the present invention has a simple and reliable structure, and a wide application range, and makes the cash recycling device 200 more flexible to use. Meanwhile, the locking condition of the system where the locking mechanism 100 is located can be known by combining the action of the detection assembly 50, so that the cash recycling device is more convenient to use and is beneficial to ensuring the normal operation of the cash recycling device 200.

The detailed description of the embodiments of the present invention has been presented above, and it will be apparent to those skilled in the art that the present invention can be modified and improved without departing from the principles of the present invention, and the modifications and improvements also belong to the protection scope of the claims of the present invention.

Claims (10)

1. A locking mechanism for locking the position of a second frame (230) relative to a first frame (210), characterized by:

the locking mechanism comprises a locking piece arranged on the first frame (210), a locking assembly (30) arranged on the second frame (230) and a detection assembly (50);

the locking assembly (30) comprises a base frame (31) fixedly connected with the second frame (230), and a locking member (33) rotatably connected with the base frame (31), wherein the locking member (33) comprises a connecting part, and the connecting part and the locking member can be connected with or separated from each other;

the detection assembly (50) comprises a detection piece (51) and a sensor (52) arranged on the base frame (31), wherein the detection piece (51) and the locking piece (33) are coaxially pivoted on the base frame (31);

when the connecting part is connected with the locking piece, the locking piece (33) is located at a locking position, the locking piece is abutted against the detection piece (51), and the sensor (52) generates a first signal; when the connecting portion is separated from the lock member, the lock member (33) is located at an unlocking position, the lock member is separated from the detection member (51), and the sensor (52) generates a second signal different from the first signal.

2. The locking mechanism according to claim 1, wherein the locking assembly (30) further comprises a rotating shaft (35) mounted on the base frame (31), the rotating shaft (35) is in turn inserted into the locking member (33) and the detecting member (51), and the locking member (33) and the detecting member (51) are both rotatable relative to the base frame (31) about an axis of the rotating shaft (35).

3. The locking mechanism according to claim 1, wherein the detection member (51) comprises a detection portion (511), an engagement portion (512) and a first positioning portion (513), and the base frame (31) comprises a first limiting portion (313);

the detection part (511) and the first positioning part (513) are arranged on one side, away from the locking piece, of the detection piece (51), the detection part (511) is arranged adjacent to the first positioning part (513), and the matching part (512) is arranged on one side, close to the locking piece, of the detection piece (51);

when the locking member (33) is located at the locking position, the matching part (512) is in abutting matching with the locking member so as to separate the detecting member (51) from the sensor (52); when the locking piece (33) is located at an unlocking position, the first positioning portion (513) is in butt fit with the first limiting portion (313) so that the detection portion (511) is matched with the sensor (52).

4. The locking mechanism according to claim 1, characterized in that the locking assembly (30) further comprises a first elastic member (351) and a second elastic member (352), wherein both ends of the first elastic member (351) are respectively connected with the locking member (33) and the base frame (31), and the locking member (33) always has a tendency to rotate towards the locking position;

one end of the second elastic element (352) is connected with the detecting element (51), and the other end is connected with the base frame (31) or the locking element (33), so that the detecting element (51) always has a rotation trend matched with the sensor (52).

5. The locking mechanism as claimed in claim 4, wherein the first elastic member (351) and the second elastic member (352) are torsion springs, and both are sleeved on a rotating shaft (35), and the rotating shaft (35) is supported on the base frame (31).

6. The locking mechanism according to claim 1, wherein the base frame (31) comprises a base plate (311) and side plates (312), the locking member (33) comprises a first plate (331) and a second plate (332), two of the side plates (312) and the first plate (331) are provided, two of the side plates (312) are vertically connected with the base plate (311), the base plate (311) and the two of the side plates (312) are connected in a U shape, two of the first plates (331) are vertically connected with the second plate (332), and the second plate (332) and the two of the first plates (331) are connected in a U shape; the locking member (33) is disposed inside the base frame (31).

7. The locking mechanism of claim 6 wherein the locking member (33) further comprises an operating portion (3321), the operating portion (3321) being disposed at an end remote from the locking member;

the base frame (31) comprises a second limiting portion (314), the second plate (332) comprises a second positioning portion (3322), the second limiting portion (314) is connected with the base plate (311) and is located on one side, close to the operating portion (3321), of the base plate (311), the second positioning portion (3322) is arranged adjacent to the operating portion (3321), and the second positioning portion (3322) can be in butt fit with the second limiting portion (314) so that the locking member (33) is limited at a locking position.

8. A cash recycling apparatus comprising a first frame (210), a second frame (230) and the locking mechanism of any of claims 1 to 7, the second frame (230) being movable relative to the first frame (210), the second frame (230) having an extended position or a retracted position, the locking mechanism being for locking the second frame (230) in the retracted position.

9. A cash recycling apparatus according to claim 8, wherein the second frame (230) is slidably connected to the first frame (210) by a slide rail, the slide rail extending in a horizontal direction and the lock extending in a vertical direction; the locking member is disposed adjacent to a downstream end of the first frame (210) and the locking assembly (30) is disposed adjacent to a downstream end of the second frame (230) in a direction of extension of the second frame (230).

10. The recycling apparatus of claim 8, wherein said first frame (210) is a fixed frame, and said first frame (210) comprises a plurality of cassettes (211), and the top end of said first frame (210) is provided with a first entrance (212) for entering and exiting the cassettes (211);

the second frame (230) is movably arranged above the first frame (210), the second frame (230) is provided with a processing device, and the lower part of the processing device is provided with a second inlet and a second outlet for the paper money to enter and exit;

when the second frame (230) is in a retracted position, the locking mechanism locks the position of the second frame (230), and the first port (212) and the second port are opposite and in communication.

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