CN113583105B

CN113583105B - Separation and purification device for whey protein

Info

Publication number: CN113583105B
Application number: CN202110894242.XA
Authority: CN
Inventors: 杨秀宇
Original assignee: Youyangge Co ltd
Current assignee: Youyangge Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2023-05-12
Anticipated expiration: 2041-08-05
Also published as: CN113583105A

Abstract

The invention discloses a separation and purification device for whey protein, which comprises an exchange column, wherein the lower surface of the exchange column is movably connected with a rotating disc perpendicular to the exchange column, the bottom of the rotating disc is fixedly connected with a base at a section far away from the exchange column, and the upper surface of the base is movably connected with an extraction mechanism at the center of the rotating disc. The invention relates to the technical field of whey proteins. This separation and purification device of whey protein, through the carousel from the top rotation to the oblique slider department of lower extreme simultaneously, the carousel can be for the oblique slider one slip connect stress, the slider promotes the pushing block motion to one side, play auxiliary stay's effect, the pushing block is synchronous with the synchronous syntropy operation of rolling disc along the effect of main shaft, when pushing the piece and sliding to extraction mechanism department, stretch into the storage part inside with its inside extraction tube when extracting the piece and right-hand movement, thereby extract whey protein to storage part center department, realized the effect of automatic extraction whey protein.

Description

Separation and purification device for whey protein

Technical Field

The invention relates to the technical field of whey proteins, in particular to a separation and purification device of whey proteins.

Background

The separated whey protein is called protein, is a protein extracted from milk, has the characteristics of high nutritive value, easy digestion and absorption, multiple active ingredients and the like, is one of the accepted high-quality protein supplements for human body, is mainly subjected to three steps of separation and purification, is firstly defatted by a butter separator to obtain defatted cow milk, then is subjected to acid precipitation to remove casein whey, and is subjected to ultrafiltration concentration to remove most of water, other molecular weight proteins, lactose and the like, and the purity of the lactoferrin is purified by ion exchange chromatography.

In the prior art, the whey protein is usually extracted by means of ion exchange and an affinity membrane, but certain defects still exist, related equipment mainly judges the progress of extracting the whey protein by manual observation, and the whey protein extraction and purification device is generated due to the fact that the whey protein extraction and purification device cannot accurately judge and control the time for separating the whey protein.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the invention provides a separation and purification device for whey protein, which has the advantages of automatically and accurately controlling the time for finishing separation and completing purification by membrane separation and ultrafiltration, and solves the problems.

(II) technical scheme

In order to realize the automatic accurate control of the time for finishing separation and the purification by membrane separation and ultrafiltration, the invention provides the following technical scheme: the utility model provides a separation and purification device of whey protein, includes the exchange column, exchange column lower surface swing joint has the perpendicular rolling disc with it, the bottom of rolling disc and keep away from the one section fixedly connected with chassis of exchange column, chassis upper surface just is located rolling disc center department swing joint and has extraction mechanism, the middle part of rolling disc inner wall just is located the exchange column and issues swing joint and have extraction mechanism, exchange column bottom just is located rolling disc bottom movable mounting has the stay, the inboard just is located the exchange column swing joint has the reinforcement under the stay, the middle part fixedly connected with solution entry of reinforcement inner wall, solution entry axle center department has the stripper plate with the middle part swing joint of reinforcement inner wall, stripper plate lower surface just is located solution entry center department movable mounting has the metal pole, metal pole bottom just is located reinforcement bottom swing joint has oblique slider.

The metal rod is characterized by further comprising a main shaft, one side of the main shaft, which is close to the reinforcing member, is movably connected with a metal rotating block, a turntable is movably connected with the outer side of the metal rotating block, a connecting rod penetrates through the turntable and the metal rod, a pushing block is sleeved on the outer side of the main shaft, a rotating tooth block is movably connected to the bottom end of the turntable, the diameter of the pushing block is larger than that of the metal rotating block, the connecting rod is positioned on the outer side of the main shaft, the number of solution inlets is two in total, the swinging block moves along the direction, which is close to a storage part, of the reverse threads on the main shaft when rotating according to the central point of a reference exchange column, and meanwhile, the turntable can provide a sliding connection stress for the inclined sliding block when the turntable rotates from the top end to the inclined sliding block at the lower end, so that the inclined sliding block pushes the pushing block to perform the function of auxiliary support, and the structure has stability and usability.

The rotating disc comprises a metal spring, a center rod is movably connected to the outer side of the metal spring, a swinging block is fixedly connected to the top end of the center rod, an installation seat is fixedly installed under the metal spring and located at the bottom of the reinforcing member, the installation seat is movably connected with the outer arm of the rotating disc through the metal spring, the center rod is identical to the metal spring in specification and dimension values, when the rotating disc rotates from the top end to the inclined sliding block at the lower end, the rotating disc can provide a sliding connection stress for the inclined sliding block, the inclined sliding block pushes the pushing block to move, the auxiliary supporting function is achieved, and the structure has stability and safety.

The main shaft is including the public address piece, public address piece outside fixed mounting has the alarm bell piece, well core pole center department peg graft there is the striking strip, alarm bell piece bottom rotation is connected with the commentaries on classics piece, striking strip center department just is located the inside sliding connection of alarm bell piece and has the extraction piece, change the outside swing joint of piece has the extraction piece, the outside rear end fixedly connected with storage piece of commentaries on classics piece, storage piece center department swing joint has the centre bore, the striking strip communicates each other with storage piece, centre bore through the extraction piece, the storage piece is a disc shape to about main shaft central symmetry, the public address piece can produce certain vibrations range, promotes the striking strip motion, and striking strip and extraction piece interact, and the extraction piece is to the striking of changeing the piece, produces certain sound and carries out timely warning to people, and this kind of structure has correctness and validity.

The middle part swing joint that promotes the piece bottom and lie in the rolling disc inner wall has the rotation tooth piece, draw mechanism inner wall pitch arc minimum be provided with solution entry looks adaptation's reinforcement, evenly distributed has different centre bore in the middle of the storage piece, centre bore specification is total two kinds, the storage piece is evenly ordered around the centre department of main shaft, the reinforcement material is metal stainless steel, interconnect has the metal pole between reinforcement and the connecting rod, and the metal pole promotes oblique slider motion, and the connecting rod of metal pole inside is along the axis and synchronous motion of main shaft thereupon, installs the circular seat that supplies the connecting rod motion in the middle of the swinging block inner wall, and this kind of structure has stability and equilibrium.

The inner side of the reinforcement and be located the rolling disc top swing joint and have the stay, mount pad top and be located rolling disc bottom swing joint have metal spring, metal spring quantity is two altogether to metal spring is about central symmetry, and carousel self bottom is provided with certain tooth, and the rolling disc inner wall is provided with rotates the tooth piece, rotates the tooth looks adaptation between tooth piece and the carousel, carousel and the mutual adaptation of rotating tooth piece, and the carousel can be for oblique slider one slip joint stress, and oblique slider promotes the impeller piece motion, plays auxiliary stay's effect, promotes the piece along the effect of main shaft and the synchronous syntropy operation of rolling disc, and this kind of structure has linkage nature and security.

The bottom end of the amplifying part is positioned outside the impact strip and sleeved with an alarm bell block, the alarm bell block is communicated with the outer wall of the extracting mechanism, the main shaft is movably connected with the amplifying part through the extracting mechanism, the diameter of the storage part is larger than that of the pushing block, the turntable can apply a sliding stress to the inclined sliding block, the inclined sliding block pushes the pushing block to move, the function of auxiliary support is played, the action of pushing block along the main shaft and the synchronous syntropy operation of rolling disc, when pushing block slides to extraction mechanism department, stretches into the storage piece inside with its inside extraction tube when the extraction piece moves to the right to extract the whey protein of storage piece center department.

(III) beneficial effects

Compared with the prior art, the invention provides a separation and purification device for whey protein, which has the following beneficial effects:

1. this separation and purification device of whey protein, through utilizing the velocity of flow force that produces when flowing into to carry out certain decurrent impact force to the stripper plate, the stripper plate extrudees the metal pole and down moves, the metal pole promotes oblique slider motion, the inside connecting rod of metal pole is along the axis and synchronous motion of main shaft thereupon, install the circular seat that supplies the connecting rod motion in the middle of the swinging block inner wall, the connecting rod drives carousel synchronous motion, carousel self bottom is provided with certain tooth, the rotating disc inner wall is provided with the rotating tooth piece, the tooth looks adaptation between rotating tooth piece and the carousel, carousel and the mutual adaptation of rotating tooth piece have cup jointed the rotating disc in the swinging block outside, the rotating tooth piece drives the synchronous anticlockwise circular motion of the rotating disc that the outside cup jointed gradually through the swinging piece, automatic cycle operation and rapid acceleration's effect have been reached.

2. This separation and purification device of whey protein can follow the epaxial reverse screw thread of main and be close to the direction motion of storage piece in the middle when rotating through the swing piece, simultaneously the carousel rotates to the oblique slider department of lower extreme from the top, the carousel can be for a slip joint stress to the oblique slider, the slider promotes the promotion piece motion to one side, play auxiliary stay's effect, the effect and the synchronous syntropy operation of rotating disk of promotion piece along the main shaft, when the promotion piece slides to extraction mechanism department, the public address piece can produce certain vibrations range, the promotion piece promotes the striking strip motion, striking strip and extraction piece interact, the extraction piece is to the striking of rotating the piece, produce certain sound and carry out timely warning to people, make people know the time of extracting the end very first time.

3. This separation and purification device of whey protein, through the carousel from the top rotation to the oblique slider department of lower extreme simultaneously, the carousel can be for the oblique slider one slip connect stress, the slider promotes the pushing block motion to one side, play auxiliary stay's effect, the pushing block is synchronous with the synchronous syntropy operation of rolling disc along the effect of main shaft, when pushing the piece and sliding to extraction mechanism department, stretch into the storage part inside with its inside extraction tube when extracting the piece and right-hand movement, thereby extract whey protein to storage part center department, realized the effect of automatic extraction whey protein.

Drawings

FIG. 1 is a schematic perspective view of a column structure according to the present invention;

FIG. 2 is a schematic perspective view of a reinforcement structure according to the present invention;

FIG. 3 is a schematic perspective view of the spindle structure of the present invention;

FIG. 4 is a schematic perspective view of a mounting base according to the present invention;

fig. 5 is an enlarged view of a portion of the loudspeaker structure of fig. 4 a in accordance with the present invention;

fig. 6 is an enlarged perspective view of the rotary tooth block of the present invention.

In the figure: 1. an exchange column; 2. a rotating disc; 3. a chassis; 4. an extraction mechanism; 11. a stay; 12. a reinforcement; 13. a solution inlet; 14. an extrusion plate; 15. a metal rod; 16. an inclined slide block; 21. a main shaft; 22. A metal rotating block; 23. a turntable; 24. a connecting rod; 25. a pushing block; 26. rotating the tooth block; 31. a metal spring; 32. a central rod; 33. a swinging block; 34. a mounting base; 41. a sound amplifying member; 42. an alarm bell block; 43. a strike bar; 44. a rotating member; 45. an extraction member; 46. a storage member; 47. a central bore.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-6, a separation and purification device for whey protein comprises a switch column 1, wherein a rotating disc 2 perpendicular to the switch column 1 is movably connected to the lower surface of the switch column 1, a section of chassis 3 is fixedly connected to the bottom of the rotating disc 2 and far away from the switch column 1, an extraction mechanism 4 is movably connected to the upper surface of the chassis 3 and located at the center of the rotating disc 2, an extraction mechanism 4 is movably connected to the middle of the inner wall of the rotating disc 2 and located at the lower end of the switch column 1, a stay 11 is movably mounted at the bottom of the switch column 1 and located at the bottom of the rotating disc 2, a reinforcing member 12 is movably connected to the inner side of the stay 11 and located under the switch column 1, a solution inlet 13 is fixedly connected to the middle of the inner wall of the reinforcing member 12, a squeeze plate 14 is movably connected to the middle of the inner wall of the reinforcing member 12 at the center of the solution inlet 13, a metal rod 15 is movably mounted to the lower surface of the squeeze plate 14 and located at the center of the solution inlet 13, and an inclined slide 16 is movably connected to the bottom of the metal rod 15 and located at the bottom of the reinforcing member 12.

The metal rod 15 further comprises a main shaft 21, one side of the main shaft 21, which is close to the reinforcement 12, is movably connected with a metal rotating block 22, the outer side of the metal rotating block 22 is movably connected with a rotary table 23, a connecting rod 24 penetrates through between the rotary table 23 and the metal rod 15, a pushing block 25 is sleeved on the outer side of the main shaft 21, a rotating tooth block 26 is movably connected to the bottom end of the rotary table 23, the diameter of the pushing block 25 is larger than that of the metal rotating block 22, the connecting rod 24 is positioned on the outer side of the main shaft 21, the number of solution inlets 13 is two, the rotary table 23 is uniformly distributed according to the central point of the reference exchange column 1, when the rotary table 23 rotates from the top end to the inclined sliding block 16 at the lower end, the inclined sliding block 16 provides a sliding connection stress, the inclined sliding block 16 pushes the pushing block 25 to move, an auxiliary support function is achieved by a metal spring 31, and when the pushing block 25 slides to the extraction mechanism 4 along the main shaft 21 in the same direction with the rotating disc 2.

The rotating disc 2 comprises a metal spring 31, a center rod 32 is movably connected to the outer side of the metal spring 31, a swinging block 33 is fixedly connected to the top end of the center rod 32, a mounting seat 34 is fixedly arranged under the metal spring 31 and located at the bottom of the reinforcing member 12, the mounting seat 34 is movably connected with the outer arm of the rotating disc 2 through the metal spring 31, the center rod 32 and the metal spring 31 have the same specification and dimension values, the metal spring 31 plays an auxiliary supporting role, a pushing block 25 moves synchronously and in the same direction with the rotating disc 2 along the role of a main shaft 21, when the pushing block 25 slides to the extraction mechanism 4, a sound amplifying part 41 can generate a certain vibration amplitude, the pushing block 25 pushes a striking bar 43 to move, the striking bar 43 interacts with the extraction part 45, the extraction part 45 strikes against a rotating part 44, and the structure has stability and safety.

The main shaft 21 is including amplifying part 41, amplifying part 41 outside fixed mounting has alarm piece 42, center pole 32 center department peg graft have striking strip 43, alarm piece 42 bottom rotation is connected with and is changeed piece 44, striking strip 43 center department and lie in inside sliding connection of alarm piece 42 have the extraction piece 45, change piece 44 outside swing joint has extraction piece 45, the outside rear end fixedly connected with storage piece 46 of change piece 44, storage piece 46 center department swing joint has centre bore 47, striking strip 43 communicates each other with storage piece 46, centre bore 47 through extraction piece 45, storage piece 46 is a disc shape, and with main shaft 21 central symmetry, this kind of structure has correctness and validity.

The middle part swing joint that promotes the piece 25 bottom and lie in the inner wall of rolling disc 2 has the rotation tooth piece 26, draw mechanism 4 inner wall pitch arc minimum department be provided with solution entry 13 looks adaptation reinforcement 12, evenly distributed has different centre bore 47 in the middle of the storage piece 46, centre bore 47 specification is two altogether, the storage piece 46 is evenly ordered around the center department of main shaft 21, reinforcement 12 material is the metal stainless steel, interconnect has metal pole 15 between reinforcement 12 and the connecting rod 24, the rotation tooth piece 26 passes through swing piece 33 and drives the synchronous anticlockwise circular motion of rolling disc 2 that the outside cup jointed gradually, can follow the reverse screw thread on the main shaft 21 and towards the direction motion of middle being close to storage piece 46 when the swing piece 33 rotates, when the carousel 23 rotates to the oblique slider 16 department of lower extreme from the top simultaneously, this kind of structure has stability and equilibrium.

The reinforcement 12 is inboard and lie in rolling disc 2 top swing joint and have stay 11, mount pad 34 top and lie in rolling disc 2 bottom swing joint and have metal spring 31, metal spring 31 quantity is two altogether, and metal spring 31 is symmetrical about storage 46 center, install the circle seat that supplies connecting rod 24 to move in the middle of the swinging block 33 inner wall, connecting rod 24 drives carousel 23 synchronous motion, carousel 23 self bottom is provided with certain tooth, rolling disc 2 inner wall is provided with rotates tooth piece 26, the tooth looks adaptation between rotation tooth piece 26 and the carousel 23, carousel 23 and rotation tooth piece 26 looks adaptation each other, this kind of structure has linkage nature and security.

The alarm bell piece 42 has been cup jointed in public address piece 41 bottom and is located the striking strip 43 outside, alarm bell piece 42 communicates with the outer wall of extracting mechanism 4 each other, public address piece 41 can produce certain vibrations range, promote the piece 25 and promote striking strip 43 motion, striking strip 43 and draw 45 interact, the striking piece 44 striking is rotated to the piece 45, the effect through public address piece 41 produces certain sound, and out-diffusion, sound signal diffusion is to the outside, transmit to the people in the ear, remind the people, main shaft 21 is through extracting mechanism 4 and public address piece 41 swing joint, the diameter of storage piece 46 is bigger than promotion piece 25, this kind of structure has usability and effectiveness.

When in use, firstly milk flows into the exchange column 1, the milk flows into the solution inlet 13 and the storage piece 46, two ultrafiltration hole grooves are formed in the storage piece 46, the flowing whey protein falls into the center of the storage piece 46 after being filtered, the milk at the other end flows into the solution inlet 13, the extruding plate 14 is extruded by the extruding plate 14 to move downwards by utilizing a certain downward impact force of a flow velocity force generated during inflow, the metal rod 15 pushes the inclined slide block 16 to move, the connecting rod 24 in the metal rod 15 moves synchronously along the axis of the main shaft 21, a circular seat for the connecting rod 24 to move is arranged in the middle of the inner wall of the swinging block 33, the connecting rod 24 drives the turntable 23 to synchronously move, certain teeth are arranged at the bottom end of the turntable 23, the inner wall of the rotating disk 2 is provided with the rotating tooth block 26, the teeth between the rotating tooth block 26 and the turntable 23 are mutually matched, the rotary disc 23 and the rotary tooth block 26 are mutually matched, the rotary disc 2 is sleeved on the outer side of the swinging block 33, the rotary tooth block 26 gradually drives the rotary disc 2 sleeved on the outer side to synchronously and anticlockwise circularly move through the swinging block 33, the swinging block 33 moves along the reverse threads on the main shaft 21 towards the direction of the middle part close to the storage piece 46 when rotating, meanwhile, when the rotary disc 23 rotates from the top end to the inclined slide block 16 at the lower end, the rotary disc 23 provides a sliding connection stress for the inclined slide block 16, the inclined slide block 16 pushes the pushing block 25 to move, the metal spring 31 plays an auxiliary supporting role, the pushing block 25 moves synchronously and in the same direction with the rotary disc 2 along the main shaft 21, when the pushing block 25 slides to the extraction mechanism 4, the sound amplifying piece 41 generates a certain vibration amplitude, the pushing block 25 pushes the impact bar 43 to move, the impact bar 43 interacts with the extraction piece 45, the extraction piece 45 impacts the rotary piece 44, the rotating part 44 generates certain sound, and the sound signal is diffused outwards under the action of the sound amplifying part 41, and is transmitted to the inside of the human ear to remind the human, so that the function of accurately judging the end is achieved; when the extraction member 45 moves to the right, the extraction tube inside the extraction member extends into the storage member 46, so that whey protein at the center of the storage member 46 is extracted, and the effect of automatically extracting the whey protein is achieved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a separation and purification device of whey protein, includes exchange column (1), its characterized in that: the utility model provides a change post (1) lower surface swing joint has perpendicular rotating disk (2) with it, the bottom of rotating disk (2) just keeps away from one section fixedly connected with chassis (3) of change post (1), chassis (3) upper surface just is located rotating disk (2) center department swing joint has extraction mechanism (4), the middle part of rotating disk (2) inner wall just is located change post (1) issuing swing joint has extraction mechanism (4), change post (1) bottom just is located rotating disk (2) bottom movable mounting has stay (11), stay (11) inboard just be located change post (1) under swing joint has reinforcement (12), the middle part fixedly connected with solution entry (13) of reinforcement (12) inner wall, the middle part swing joint of solution entry (13) axle center department and reinforcement (12) inner wall has stripper plate (14), stripper plate (14) lower surface just be located solution entry (13) center department movable mounting metal pole (15), metal pole (15) bottom just be located reinforcement (12) bottom swing joint has oblique (16)

The metal rod (15) is further provided with a main shaft (21), the main shaft (21) comprises a sound amplifying piece (41), an alarm bell block (42) is fixedly arranged on the outer side of the sound amplifying piece (41), an impact strip (43) is inserted into the center of the center rod (32), a rotating piece (44) is rotatably connected to the bottom of the alarm bell block (42), an extraction piece (45) is fixedly connected to the center of the impact strip (43) and is positioned in the alarm bell block (42) in a sliding mode, the extraction piece (45) is movably connected to the outer side of the rotating piece (44), a storage piece (46) is fixedly connected to the outer side rear end of the rotating piece (44), a center hole (47) is movably connected to the center of the storage piece (46), the impact strip (43) is mutually communicated with the storage piece (46) and the center hole (47) through the extraction piece (45), and the storage piece (46) is in a disc shape and is symmetrical about the center of the main shaft (21).

2. The apparatus for separating and purifying whey protein of claim 1 wherein: one side swing joint that main shaft (21) is close to reinforcement (12) has metal turning block (22), metal turning block (22) outside swing joint has carousel (23), run through between carousel (23) and metal pole (15) connecting rod (24), connecting rod (24) outside and be located main shaft (21) outside and cup jointed pushing block (25), carousel (23) bottom swing joint has rotating tooth piece (26), pushing block (25) diameter is bigger than metal turning block (22) diameter, connecting rod (24) are located the outside of main shaft (21), solution entry (13) quantity totally two to according to the central point evenly distributed of reference exchange column (1).

3. The apparatus for separating and purifying whey protein of claim 1 wherein: the rotating disc (2) comprises a metal spring (31), a center rod (32) is movably connected to the outer side of the metal spring (31), a swinging block (33) is fixedly connected to the top end of the center rod (32), a mounting seat (34) is fixedly arranged under the metal spring (31) and located at the bottom of the reinforcing member (12), the mounting seat (34) is movably connected with the outer arm of the rotating disc (2) through the metal spring (31), and the specification and the size of the center rod (32) are the same as those of the metal spring (31).

4. The apparatus for separating and purifying whey protein of claim 2 wherein: the device is characterized in that a rotating tooth block (26) is movably connected to the bottom end of the pushing block (25) and located in the middle of the inner wall of the rotating disc (2), a reinforcement (12) matched with the solution inlet (13) is arranged at the lowest position of an arc line of the inner wall of the extracting mechanism (4), different center holes (47) are uniformly distributed in the middle of the storage part (46), the specifications of the center holes (47) are two, the storage part (46) is uniformly ordered around the center of the main shaft (21), the reinforcement (12) is made of metal stainless steel, and a metal rod (15) is connected between the reinforcement (12) and the connecting rod (24).

5. A whey protein separation and purification device as claimed in claim 3 wherein: the inner side of the reinforcement (12) is movably connected with a stay (11) at the top of the rotating disc (2), the top of the mounting seat (34) is movably connected with metal springs (31) at the bottom of the rotating disc (2), the number of the metal springs (31) is two, and the metal springs (31) are centrally symmetrical with respect to the storage piece (46).

6. The apparatus for separating and purifying whey protein of claim 1 wherein: the utility model discloses a device for storing sound, including public address piece (41), striking strip (43) are located in the outside, alarm bell piece (42) has been cup jointed to public address piece (41) bottom, alarm bell piece (42) communicate each other with the outer wall of extracting mechanism (4), main shaft (21) pass through extracting mechanism (4) and public address piece (41) swing joint, the diameter of storage piece (46) is bigger than pushing block (25).