CN107824378A

CN107824378A - A kind of letter box arrangement

Info

Publication number: CN107824378A
Application number: CN201711184928.XA
Authority: CN
Inventors: 钟锦桃
Original assignee: Ningbo Yinzhou Kang Machinery Technology Co Ltd
Current assignee: Ningbo Yinzhou Kang Machinery Technology Co Ltd
Priority date: 2017-11-23
Filing date: 2017-11-23
Publication date: 2018-03-23

Abstract

The invention discloses a kind of letter box arrangement, mopping frame including assembling chassis and in the assembling chassis, hand-push apparatus is also equipped with the assembling chassis, the hand-push apparatus includes the brace being fixedly mounted on the assembling chassis, floor is installed between the brace and the assembling chassis, end face is provided with the transverse arm of front and rear extension at the top of the brace, the rear and front end of the transverse arm is set with protective jacket, heavy embedding chamber is provided with the mopping top of the trellis end face, the heavy embedding intracavitary translation is connected with mounting, the first cunning, which is provided with, in the mopping frame inner wall on the downside of the heavy embedding chamber moves chamber, first cunning, which moves to run through in the mopping frame inner wall between top of chamber and the heavy embedding bottom of chamber portion, is provided with transluminal；The present invention is simple in construction, easy to operate, can realize backup dynamics adjustment work, improves the efficiency and quality of mopping work.

Description

A kind of letter box arrangement

Technical field

The present invention relates to mailbox technical field, specifically a kind of letter box arrangement.

Background technology

Storage carrier of the mailbox as mail, is generally fitted with mailbox casing, in order to increase letter under cell, office building The service life and corrosion resistance of case, mopping generally is carried out in the outer surface of mailbox casing, at present, usually using artificial powder Brush, its operating efficiency is low, and manual operation paint has very big harm to human body, is unfavorable for health.

The content of the invention

The technical problems to be solved by the invention are to provide a kind of letter box arrangement, and it can solve the problem that above-mentioned show in the art Problem.

The present invention is achieved through the following technical solutions：The present invention a kind of letter box arrangement, including assembling chassis with And the mopping frame in the assembling chassis, described assemble are also equipped with hand-push apparatus, the hand-push apparatus bag on chassis The brace being fixedly mounted on the assembling chassis is included, is installed with floor between the brace and the assembling chassis, institute The transverse arm that end face at the top of brace is provided with front and rear extension is stated, the rear and front end of the transverse arm is set with protective jacket, the mopping frame Heavy embedding chamber is provided with the end face of top, the heavy embedding intracavitary, which translates, is connected with mounting, the brush on the downside of the heavy embedding chamber Paint to slide provided with first in frame inner wall and move chamber, described first slides the mopping frame moved between top of chamber and the heavy embedding bottom of chamber portion Through being provided with transluminal in inner wall, described first slides to move intracavitary translation and be connected with the first cunning and moves block, translation in the transluminal It is connected with the connection cunning that extension is set downwards and moves block, first cunning, which is moved in block, is provided with the first hole capital after selling all securities, first hole capital after selling all securities Interior translation is connected with back up plate, in first hole capital after selling all securities of the back up plate bottom backup translation be connected with shell fragment, The connection is sliding to move the backup bar for being translated in block and being connected with that extension is set up and down, and expanding section passes institute at the top of the backup bar State connection it is sliding move end face at the top of block it is outer and pierced into after the transluminal it is described sink embedding intracavitary, at the top of the backup bar extension caudal and Mounting bottom caudal is fixedly connected, it is described first slide move it is opposed in the end face of block front and rear sides be provided with the first teeth bar, Described first slide move it is opposed in the inwall of chamber front and rear sides be provided with recessed caulking groove, each recessed caulking groove is far apart first cunning and moves chamber The second cunning that extension up and down and communications and liaison setting are equipped with the mopping frame inner wall of side moves chamber, and second cunning moves intracavitary Translation is connected with the second cunning that upper and lower extension is set and moves block, and each second cunning moves block close to the recessed caulking groove side The second teeth bar is equipped with end face, be rotatably assorted in each recessed caulking groove be connected with to the second teeth bar and The first tooth roller that the first teeth bar is connected, first cunning is moved to be provided with the mopping frame inner wall on the downside of chamber What front and rear extension was set the 3rd slides and moves chamber, and the described 3rd slides to move intracavitary translation and be connected with the 3rd cunning and move block, and the described 3rd slides Move chamber front and rear sides extension caudal and slided respectively with described in front and rear sides second and move the bottom extension caudal communications and liaison of chamber and set, front and rear two Described in side second slide move block bottom extension caudal pierce into it is described 3rd slide move intracavitary and respectively with the described 3rd slide move block before Be fixedly connected afterwards at the top of the caudal of both sides, the described 3rd slide move intracavitary be provided with to slided with the described 3rd move block mating connection up and down Adjusting device, first cunning moves chamber and the 3rd cunning is moved and left and right belt shifting dress is provided with the mopping frame inner wall between chamber Put.

Preferably technical scheme, it is rotatably assorted in the mounting and is connected with mopping hairbrush.

Preferably technical scheme, the assembling chassis include vehicle-mounted body, above and below the car carrier top Retractable frame and be fixedly mounted on it is described up and down at the top of retractable frame caudal substrate, it is opposed at both sides of the edge at the top of the substrate Vertical plate is installed with, the mopping frame is located at the substrate tip position between the vertical plate of the left and right sides and translation coordinates Connection.

Preferably technical scheme, the adjusting device up and down are arranged on the 3rd cunning including extension up and down and move intracavitary And the lead screw for moving the mating connection of block screw is slided with the described 3rd, the lead screw roof extension caudal is slided with the described 3rd moves chamber Inner roof wall is rotatably assorted connection, and the lead screw bottom extension caudal is connected with the first motor, first motor Outer surface, which is installed on the described 3rd, to be slided and moves in intracavitary bottom wall and secure fit connects.

Preferably technical scheme, the left and right belt moving device include left and right extension be arranged on it is described first slide move chamber with Described 3rd slides the guide groove in the mopping frame inner wall moved between chamber and is arranged in the end face of the guide groove front and rear sides Rackwork, at left and right sides of the guide groove extension caudal extend through at left and right sides of the mopping frame outer face and respectively with a left side The inner side end of vertical plate is oppositely arranged described in right both sides, is translated in the guide groove and is connected with leading for left and right extension setting Bar, inner side end secure fit of the guide rod left and right sides extension caudal respectively with the left and right sides vertical plate are connected, institute State opposed the 3rd teeth article for being provided with to be connected with the rackwork on the end face of guide rod front and rear sides.

Preferably technical scheme, the rackwork includes interior storehouse, extension is arranged in the interior storehouse and turned up and down Arm and connection are arranged on the second motor of pivoted arm bottom extension caudal, at the top of the pivoted arm extension caudal with it is described interior Storehouse inner roof wall is rotatably assorted connection, and the second motor outer surface is installed in the interior storehouse inner bottom wall and is fixedly connected, institute State second for being circumferentially fixed with the pivoted arm in interior storehouse and piercing into the guide groove and being connected with the 3rd teeth article Tooth roller.

The beneficial effects of the invention are as follows：The present invention is simple in construction, easy to operate, passes through the mopping frame inwall on the downside of heavy embedding chamber The first cunning is set in vivo moves chamber, the first cunning, which moves to run through in the mopping frame inner wall between top of chamber and heavy embedding bottom of chamber portion, sets transluminal, the One cunning moves intracavitary translation the first cunning of mating connection and moves block, and the downward connection cunning set that extends that is connected is translated in transluminal and moves block, First cunning, which is moved, sets the first hole capital after selling all securities in block, translation mating connection back up plate in the first hole capital after selling all securities, is pushed away in the first hole capital after selling all securities of back up plate bottom By translating mating connection shell fragment, connection sliding move translates the backup bar that extension is set up and down that is connected in block, backup bar top is expanded Exhibition section, which passes to connect to slide, moves at the top of block outside end face and is pierced into after transluminal heavy embedding intracavitary, extension caudal and mounting at the top of backup bar Bottom caudal is fixedly connected, and the first cunning is moved and erects the first teeth bar in the end face of block front and rear sides relatively, and the first cunning is moved two before and after chamber Relative in the inwall of side to erect recessed caulking groove, each recessed caulking groove is far apart the first cunning and moved to be all provided with expanding up and down in the mopping frame inner wall of chamber side What exhibition and communications and liaison were set second slides and moves chamber, and second, which slides move that intracavitary translation is connected that extension up and down is set second, slides and move block, often Individual second cunning moves block and the second teeth bar is all provided with the end face of recessed caulking groove side, and the connection that is rotatably assorted in each recessed caulking groove is used Slided with the first tooth roller with the second teeth bar and the mating connection of the first teeth bar, first in the mopping frame inner wall moved on the downside of chamber If front and rear the 3rd cunning for extending setting moves chamber, the 3rd cunning moves the cunning of intracavitary translation mating connection the 3rd and moves block, and the 3rd cunning is moved before and after chamber Extension caudal in both sides slides the bottom extension caudal communications and liaison setting for moving chamber with front and rear sides second respectively, and front and rear sides second, which are slided, moves block Bottom extension caudal pierce into the 3rd cunning and move intracavitary and slide to move with the 3rd respectively and be fixedly connected at the top of block front and rear sides caudals, the Three slide to move intracavitary and set and move the adjusting device up and down of block mating connection to be slided with the 3rd, and first slides and move chamber and the 3rd and slide and move between chamber Mopping frame inner wall in set left and right belt moving device, can realize that automatic control and adjustment mounting drives the automatic of mopping hairbrush piercing into , can mopping frame with the backup dynamics adjustment work for passing work, convenient regulation mopping work and mopping hairbrush and mailbox casing Automatically worked along the left and right directions alternating translational of guide rod, so as to realize continuous mopping work, improve operating efficiency and quality.

Brief description of the drawings

For ease of explanation, the present invention is described in detail by following specific embodiment and accompanying drawing.

Fig. 1 is a kind of letter box arrangement overall structure diagram of the present invention；

Fig. 2 is the mopping frame internal structure schematic diagram of the present invention；

Fig. 3 is " A-A " close-up schematic view in Fig. 2 of the present invention；

Fig. 4 is the right side structural representation in Fig. 1 of the present invention.

Embodiment

As Figure 1-Figure 4, a kind of letter box arrangement of the invention, including assembling chassis 5 and installed in the assembling bottom Mopping frame 6 in frame 5, described assemble are also equipped with hand-push apparatus on chassis 5, the hand-push apparatus is described including being fixedly mounted on The brace 4 on chassis 5 is assembled, floor 41, the top of brace 4 are installed between the brace 4 and the assembling chassis 5 End face is provided with the transverse arm 42 of front and rear extension, and the rear and front end of the transverse arm 42 is set with protective jacket 43, the top of mopping frame 6 Heavy embedding chamber 61 is provided with end face, is translated in the heavy embedding chamber 61 and is connected with mounting 610, the institute on the downside of the heavy embedding chamber 61 State interior first cunning that is provided with of the inner wall of mopping frame 6 and move chamber 63, first cunning is moved between the top of chamber 63 and the heavy embedding bottom of chamber 61 The inner wall of mopping frame 6 in through being provided with transluminal 62, described first slides to move to translate in chamber 63 and is connected with the first cunning and moves Block 631, translation, which is connected with the connection that extension is set downwards and slided, in the transluminal 62 moves block 621, and described first slides and move block 631 The first hole capital after selling all securities 633 is inside provided with, is translated in first hole capital after selling all securities 633 and is connected with back up plate 634, the bottom of back up plate 634 First hole capital after selling all securities 633 in backup translation be connected with shell fragment 635, the connection is sliding to move translation in block 621 and is connected There is the backup bar 622 that extension is set up and down, the top expanding section of backup bar 622 passes the connection cunning and moves the top end of block 621 Pierced into outside face and after the transluminal 62 in the heavy embedding chamber 61, the top of backup bar 622 extension caudal and the mounting 610 bottom caudals are fixedly connected, and described first slides to move and opposed in the front and rear sides end face of block 631 be provided with the first teeth bar 632, institute State the first cunning move it is opposed in the front and rear sides inwall of chamber 63 be provided with recessed caulking groove 64, each recessed caulking groove 64, which is far apart described first, to be slided Move and be equipped with extension up and down in the inner wall of mopping frame 6 of the side of chamber 63 and communications and liaison are set second slides and move chamber 65, described the Two, which slide move that translation in chamber 65 is connected with that extension up and down is set second, slides and moves block 651, and each described second slides and move block 651 and lean on The second teeth bar 652 is equipped with the end face of the nearly recessed side of caulking groove 64, the equal company of being rotatably assorted in each recessed caulking groove 64 It is connected to the first tooth roller 641 with the second teeth bar 652 and the first teeth bar 632 mating connection, described the One, which slides interior the 3rd cunning for being provided with front and rear extension setting of the inner wall of mopping frame 6 moved on the downside of chamber 63, moves chamber 66, and the described 3rd slides Move translation in chamber 66 and be connected with the 3rd cunning and move block 661, the described 3rd slide move the front and rear sides of chamber 66 extension caudal respectively with it is preceding The second cunning described in both sides moves the bottom extension caudal communications and liaison setting of chamber 65 afterwards, and second slides the bottom for moving block 651 described in front and rear sides Extension caudal pierces into the 3rd cunning and moves in chamber 66 and moved respectively with the described 3rd cunning fixed at the top of the front and rear sides caudal of block 661 Connection, the 3rd cunning, which is moved, to be provided with chamber 66 to move the adjusting device up and down of the mating connection of block 661 with the described 3rd cunning, described First cunning moves chamber 63 and the 3rd cunning is moved in the inner wall of mopping frame 6 between chamber 66 and is provided with left and right belt moving device.

Valuably, it is rotatably assorted in the mounting 610 and is connected with mopping hairbrush 611.

Valuably, it is described assembling chassis 5 include vehicle-mounted body 51, installed in the car carrier top retractable frame up and down 52 with And the substrate 53 of the top caudal of retractable frame 52 up and down is fixedly mounted on, it is opposed solid at the top both sides of the edge of substrate 53 Provided with vertical plate 531, the mopping frame 6 be located at the tip position of the substrate 53 between the vertical plate 531 of the left and right sides and Translation is connected, and so as to realize the lift adjustment work of control mopping frame 6, meets the mailbox casing Brush-painter of different height Make, while be moved easily and carry.

Valuably, the adjusting device up and down includes extension up and down and is arranged on the described 3rd and slides to move in chamber 66 and with described the Three slide the lead screw 662 for moving the mating connection of the screw of block 661, and the roof of the lead screw 662 extension caudal is slided with the described 3rd moves chamber 66 inner roof walls are rotatably assorted connection, and the bottom of the lead screw 662 extension caudal is connected with the first motor 663, and described the The outer surface of one motor 663, which is installed on the described 3rd, to be slided and moves in the inner bottom wall of chamber 66 and secure fit connects, so as to realize automatic control System regulation mounting 610 drives the automatic of mopping hairbrush 611 to pierce into and pass work, conveniently adjusts mopping work and mopping hair The backup dynamics adjustment work of brush 611 and mailbox casing.

Valuably, the left and right belt moving device is arranged on first cunning including left and right extension and moves chamber 63 and the described 3rd cunning Move the guide groove 67 in the inner wall of mopping frame 6 between chamber 66 and the tune being arranged in the front and rear sides end face of guide groove 67 Position device 68, the left and right sides of the guide groove 67 extension caudal extend through the left and right sides outer face of mopping frame 6 and respectively with The inner side end of the left and right sides vertical plate 531 is oppositely arranged, and the interior translation of the guide groove 67 is connected with left and right extension and set The guide rod 671 put, the inner side end of the left and right sides of the guide rod 671 extension caudal vertical plate 531 described with the left and right sides respectively Secure fit connects, opposed on the front and rear sides end face of guide rod 671 to be provided with to be connected with the rackwork 68 The 3rd teeth article 6710, so as to improve mopping efficiency and quality.

Valuably, the rackwork 68 includes interior storehouse 681, extension is arranged on the pivoted arm 682 in the interior storehouse 681 up and down And connection is arranged on the second motor 684 of the bottom of the pivoted arm 682 extension caudal, the top of the pivoted arm 682 extension caudal It is rotatably assorted and is connected with the interior inner roof wall of storehouse 681, the outer surface of the second motor 684 is installed on bottom in the interior storehouse 681 In wall and be fixedly connected, be circumferentially fixed with the pivoted arm 682 in the interior storehouse 681 pierce into the guide groove 67 and with it is described The second tooth roller 683 that 3rd teeth article 6710 are connected, so as to realize the left and right for automatically controlling mopping frame 6 along guide rod 671 Direction translates work, improves operating efficiency.

During original state, first slides to move block 631 and slide positioned at first and moves lowest position in chamber 63, now, is slided by first Move block 631 drive connection it is sliding move the bottom stage of block 621 and at utmost pierce into the first cunning move in chamber 63, meanwhile, back up plate 634 is by bullet The backup power of piece 635, the top position for making back up plate 634 be located in the first hole capital after selling all securities 633, now, backup is driven by back up plate 634 The top section of bar 622 at utmost passes the connection cunning and moved outside the top end face of block 621, meanwhile, installing is driven by backup bar 622 Frame 610 is fully located in heavy embedding chamber 61, and now, first slides the upside of the first teeth bar 632 moved on the front and rear sides end face of block 631 Section is connected with the medial extremity of the first tooth roller 641, meanwhile, the 3rd slides to move block 661 and slide positioned at the 3rd and moves top in chamber 66 Position, and then slided by the 3rd to move block 661 and drive the second cunning to move block 651 and be fully located at the second cunning and moved in chamber 65.

When needing mopping to work, mopping frame 6 is moved to the bottom for the mailbox casing for needing mopping by assembling chassis 5 Position, the top end face of mopping frame 6 on substrate 53 is then driven at utmost close to mailbox casing by upper and lower retractable frame 52, this When by the first motor 663 drive lead screw 662 rotate, by lead screw 662 drive the 3rd cunning move block 661 gradually along the 3rd slide The bottom direction translation in chamber 66 is moved, now, is slided to move block 661 and drive the second cunning to move the bottom stage of block 651 by the 3rd and gradually pierces into the Three cunnings are moved in chamber 66, meanwhile, the second teeth bar 652 on block 651 is moved by the second cunning and drives the first tooth roller 641 to rotate, and then Drive first on the first teeth bar 632 and the first teeth bar 632 to slide by the first tooth roller 641 and move block 631 gradually along first The sliding top-direction translation moved in chamber 63, now, slided by first and move block 631 and drive connection is sliding to move block 621 gradually along transluminal 62 Top-direction translation, meanwhile, drive gradually passing for backup bar 622 and the mounting 610 of the top caudal of backup bar 622 heavy In embedding chamber 61, until the mopping hairbrush 611 on mounting 610 abuts against with mailbox casing,（When needing to adjust mopping hairbrush 611 During with the fastening dynamics of mailbox casing phase backup, now, it can continue to control the first motor 663 to drive lead screw 662 to rotate ）, then control the first motor 663 to stop operating, now, the rotating of pivoted arm 682 driven by the second motor 684 It is dynamic, the positive and negative rotation of the second tooth roller 683 is driven by pivoted arm 682, and then by the second tooth roller 683 and the 3rd tooth on guide rod 671 Gear rack 6710 is connected, and mopping frame 6 is worked automatically along the left and right directions alternating translational of guide rod 671, so as to realize continuous brush Lacquerer makees, and improves operating efficiency and quality.

The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any The change or replacement expected without creative work, it should all be included within the scope of the present invention.Therefore, it is of the invention Protection domain should be determined by the scope of protection defined in the claims.

Claims

1. a kind of letter box arrangement, including assembling chassis and the mopping frame in the assembling chassis, it is characterised in that：Institute To state and hand-push apparatus is also equipped with assembling chassis, the hand-push apparatus includes the brace being fixedly mounted on the assembling chassis, Floor is installed between the brace and the assembling chassis, end face is provided with the front and rear horizontal stroke extended at the top of the brace Arm, the rear and front end of the transverse arm are set with protective jacket, and heavy embedding chamber, the heavy embedding intracavitary are provided with the mopping top of the trellis end face Translation is connected with mounting, is provided with first in the mopping frame inner wall to sink on the downside of embedding chamber and slides and moves chamber, and described the One is slided through transluminal is provided with the mopping frame inner wall moved between top of chamber and the heavy embedding bottom of chamber portion, and first cunning is moved Intracavitary translation is connected with the first cunning and moves block, and the interior translation of the transluminal is connected with the connection cunning that extension is set downwards and moved Block, first cunning, which is moved, is provided with the first hole capital after selling all securities in block, translated in first hole capital after selling all securities and be connected with back up plate, the back up plate Backup translation is connected with shell fragment in first hole capital after selling all securities of bottom, and the connection is slided to move to translate in block and is connected with up and down Extend the backup bar set, expanding section passes that the connection is sliding to move at the top of block outside end face and through the transluminal at the top of the backup bar After pierce into it is described sink embedding intracavitary, extension caudal is fixedly connected with mounting bottom caudal at the top of the backup bar, described the One slide move it is opposed in the end face of block front and rear sides be provided with the first teeth bar, described first slide move it is opposed in the inwall of chamber front and rear sides Provided with recessed caulking groove, each recessed caulking groove, which is far apart described first, to be slided to move and is equipped with the mopping frame inner wall of chamber side up and down The second cunning that extension and communications and liaison are set moves chamber, and second cunning moves the second cunning that intracavitary translation is connected with extension setting up and down Block is moved, each second cunning moves block and is equipped with the second teeth bar in the end face of the recessed caulking groove side, each described recessed Be rotatably assorted in caulking groove be connected with to the second teeth bar and the first teeth bar mating connection the first teeth Wheel, described first slides to move be provided with that front and rear extension is set in the mopping frame inner wall on the downside of chamber the 3rd and slide and moves chamber, and described the Three slide to move intracavitary translation and be connected with the 3rd cunning and move block, and the described 3rd slides and move chamber front and rear sides extension caudal respectively with front and rear two Second slides the bottom extension caudal communications and liaison setting for moving chamber described in side, and the bottom extension caudal that the second cunning described in front and rear sides moves block is equal Pierce into the described 3rd and slide to move intracavitary and slide to move with the described 3rd respectively and be fixedly connected at the top of block front and rear sides caudals, the described 3rd slides Move intracavitary to be provided with to slide the adjusting device up and down moved block and be connected with the described 3rd, first cunning moves chamber and the described 3rd Left and right belt moving device is provided with the sliding mopping frame inner wall moved between chamber.

A kind of 2. letter box arrangement according to claim 1, it is characterised in that：It is rotatably assorted in the mounting and is connected with brush Paint hairbrush.

A kind of 3. letter box arrangement according to claim 1, it is characterised in that：The assembling chassis includes vehicle-mounted body, installation The car carrier top retractable frame up and down and be fixedly mounted on it is described up and down at the top of retractable frame caudal substrate, the base Opposed at both sides of the edge at the top of plate to be installed with vertical plate, the mopping frame is located at described between the vertical plate of the left and right sides Substrate tip position and translation mating connection.

A kind of 4. letter box arrangement according to claim 1, it is characterised in that：The adjusting device up and down includes extension up and down It is arranged on the described 3rd and slides the lead screw moved intracavitary and the mating connection of block screw is moved with the described 3rd cunning, the lead screw roof expands Exhibition caudal is slided to move intracavitary roof and be rotatably assorted and is connected with the described 3rd, and the lead screw bottom extends caudal and matched somebody with somebody with the first motor Close connection, the first motor outer surface, which is installed on the described 3rd, to be slided and move in intracavitary bottom wall and secure fit connects.

A kind of 5. letter box arrangement according to claim 3, it is characterised in that：The left and right belt moving device includes left and right and extended It is arranged on described first and slides and moves chamber and the described 3rd and slide the guide groove moved in the mopping frame inner wall between chamber and be arranged on Rackwork in the end face of the guide groove front and rear sides, it is left that the guide groove left and right sides extension caudal extends through the mopping frame The right both sides outer face and inner side end with the left and right sides vertical plate is oppositely arranged respectively, translation, which coordinates, in the guide groove connects The guide rod that left and right extension is set is connected to, the caudal inner side with the left and right sides vertical plate respectively is extended at left and right sides of the guide rod End face secure fit connects, opposed on the end face of the guide rod front and rear sides to be provided with to be connected with the rackwork 3rd teeth article.

A kind of 6. letter box arrangement according to claim 5, it is characterised in that：The rackwork includes interior storehouse, expanded up and down Open up the pivoted arm that is arranged in the interior storehouse and connection is arranged on the second motor of the pivoted arm bottom extension caudal, described turn Extension caudal is rotatably assorted with the interior storehouse inner roof wall at the top of arm is connected, and the second motor outer surface is installed on the interior storehouse In inner bottom wall and it is fixedly connected, is circumferentially fixed with the pivoted arm in the interior storehouse and pierces into the guide groove and with the described 3rd The second tooth roller that teeth bar is connected.