CN113071248B - Audit analysis recording device - Google Patents

Audit analysis recording device Download PDF

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Publication number
CN113071248B
CN113071248B CN202110509398.1A CN202110509398A CN113071248B CN 113071248 B CN113071248 B CN 113071248B CN 202110509398 A CN202110509398 A CN 202110509398A CN 113071248 B CN113071248 B CN 113071248B
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CN
China
Prior art keywords
gear
motor
writing
threaded rod
bidirectional threaded
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Active
Application number
CN202110509398.1A
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Chinese (zh)
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CN113071248A (en
Inventor
汪秀清
张芝
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Fuzhou College of Foreign Studies and Trade
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Fuzhou College of Foreign Studies and Trade
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Priority to CN202110509398.1A priority Critical patent/CN113071248B/en
Publication of CN113071248A publication Critical patent/CN113071248A/en
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Publication of CN113071248B publication Critical patent/CN113071248B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00Repeatedly-usable boards or tablets for writing or drawing
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B97/00Furniture or accessories for furniture, not provided for in other groups of this subclass
    • A47B97/04Easels or stands for blackboards or the like
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L21/00Blackboard or slate cleaning devices
    • B43L21/04Wiper holders

Abstract

The invention relates to the field of auditing, in particular to an auditing analysis recording device, which comprises a protection box, wherein a supporting mechanism for supporting the whole equipment is arranged on the outer wall of the protection box, the inside of the protection box is connected with an installation plate through an adjusting mechanism, and second connecting notches at two ends of the installation plate are connected with a rotary writing mechanism; the writing belt on the rotary writing mechanism realizes statistical analysis processing of more data through rotation processing; the rotary writing mechanism is correspondingly provided with a cleaning mechanism; the cleaning mechanism is matched with the rotary writing mechanism to clean characters on the rotary writing mechanism. The rotary writing mechanism is arranged on the mounting plate, so that the direction of the writing device can be conveniently measured, people can count data on the surface of the whole writing tape, and compared with an original writing board, the volume of the equipment can be effectively reduced, so that people can conveniently audit and separate data, and the equipment is convenient to use.

Description

Audit analysis recording device
Technical Field
The invention relates to the field of auditing, in particular to an auditing analysis recording device.
Background
The audit is an independent economic supervision activity for maintaining the financial discipline, improving the operation management and improving the economic benefit by using a special method to examine and supervise the reality, the correctness, the compliance, the legality and the profitability of the finance, the financial balance, the operation management activity and related data of an audited unit by a professional institution and personnel authorized or entrusted by the country according to the national regulations, the audit criteria and the accounting theory, evaluating the economic responsibility and certifying the economic service.
People are carrying out audit analysis in-process, often need use recorder to carry out record processing to data, and present recorder generally sets up simple clipboard and records and the analysis, and the clipboard is generally fixed, can't carry out the position regulation voluntarily like this to can't make things convenient for the use of equipment well.
Disclosure of Invention
The invention aims to provide an audit analysis recording device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an audit analysis recording device comprises a protection box, wherein a supporting mechanism for supporting the whole device is arranged on the outer wall of the protection box, the inside of the protection box is connected with an installation plate through an adjusting mechanism, and second connecting notches at two ends of the installation plate are connected with a rotary writing mechanism; the writing belt on the rotary writing mechanism realizes statistical analysis processing of more data through rotation processing; the rotary writing mechanism is correspondingly provided with a cleaning mechanism; the cleaning mechanism is matched with the rotary writing mechanism to clean characters on the rotary writing mechanism.
As a further aspect of the present invention, the support mechanism includes: one end and guard box fixed connection's first pivot, inside the other end of first pivot rotated and connects the sealed cowling, the internally mounted of sealed cowling has first motor, and first gear is installed to first motor upper end, and the right side meshing of first gear has the second gear, and the second gear is installed in first pivot.
As a further scheme of the invention, the sealing cover is fixedly connected with the bottom plate, and rollers are arranged at four corners of the bottom plate.
As a further aspect of the present invention, the adjusting mechanism includes: and the two ends of the movable plate are provided with first connecting notches, the interiors of the first connecting notches are connected with a third gear through a second rotating shaft, the third gear is meshed with a rack, and the rack is arranged on the inner wall of the protection box.
As a further scheme of the invention, a sliding groove is formed in the moving plate, a first bidirectional threaded rod is arranged in the sliding groove, the middle of the first bidirectional threaded rod is connected with a second motor through a belt, and the second motor is arranged on the outer wall of the moving plate.
In a further aspect of the present invention, a first helical gear is fixedly mounted on the first bidirectional threaded rod inside the first connection recess, a second helical gear is engaged with the outer side of the first helical gear, and the second helical gear is mounted on the second rotating shaft.
As a further scheme of the present invention, two ends of the first bidirectional threaded rod are connected with a first sliding block through threads, an upper side of the first sliding block is connected with a first connecting groove through a connecting block, the first connecting groove is connected with a connecting member through a connecting shaft, an upper end of the connecting member is connected with a second connecting groove through a connecting shaft, and the second connecting groove is fixedly connected with the mounting plate.
As a further aspect of the present invention, the rotary writing mechanism includes: install the connecting roller inside the second connection notch, be provided with the fourth gear on the connecting axle of the connecting roller of one end, intermeshing between fourth gear and the fifth gear, the fifth gear sets up on the motor shaft of third motor, and the third motor setting is on the inner wall of second connection notch, the outside of connecting roller is provided with writes the area.
As a further aspect of the present invention, the cleaning mechanism includes: the cleaning brush is provided with a connecting rod outside the cleaning brush, a second slider is fixedly mounted on the outer side of the connecting rod, a second bidirectional threaded rod is connected to the inner thread of the second slider, two sides of the second bidirectional threaded rod are connected with the protection cavity through bearing seats, the left end of the second bidirectional threaded rod is connected with a fourth motor through a belt, and the fourth motor is mounted on the inner wall of the protection cavity.
Compared with the prior art, the invention has the beneficial effects that: the rotary writing mechanism is arranged on the mounting plate, so that the direction of the writing device can be conveniently measured, people can count data on the surface of the whole writing tape, and compared with an original writing board, the volume of the equipment can be effectively reduced, so that people can conveniently audit and separate data, and the equipment is convenient to use.
Drawings
Fig. 1 is a schematic structural diagram of an audit analysis recording device according to the present invention.
Fig. 2 is a schematic structural diagram of a front view of an audit analysis recording device according to the present invention.
FIG. 3 is a schematic diagram of a brush cleaning structure of an audit analysis recording device according to the present invention.
Fig. 4 is a schematic three-dimensional structure diagram of a moving plate in the audit analysis recording device.
1. A protection box; 2. a first rotating shaft; 3. a sealing cover; 4. a first motor; 5. a first gear; 6. a second gear; 7. a base plate; 8. a roller; 9. a rack; 10. a third gear; 11. a second rotating shaft; 12. a first coupling recess; 13. moving the plate; 14. a chute; 15. a first bidirectional threaded rod; 16. a second motor; 17. a first helical gear; 18. a second helical gear; 19. a first slider; 20. connecting blocks; 21. a first connecting groove; 22. a connecting member; 23. a second connecting groove; 24. mounting a plate; 25. a second connecting notch; 26. a connecting roller; 27. a fourth gear; 28. a fifth gear; 29. a third motor; 30. a writing tape; 31. cleaning the brush; 32. a connecting rod; 33. a second slider; 34. a second bidirectional threaded rod; 35. and a fourth motor.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that numerous technical details are set forth in order to provide a better understanding of the present application in various embodiments of the present invention. However, the technical solution claimed in the present application can be implemented without these technical details and various changes and modifications based on the following embodiments.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1 and 2, in the embodiment of the present invention, an audit analysis recording apparatus includes a protection box 1, a supporting mechanism for supporting a whole device is arranged on an outer wall of the protection box 1, the whole device can be effectively and conveniently supported, and the device is driven to rotate, the inside of the protection box 1 is connected with an installation plate 24 through an adjusting mechanism, second connection notches 25 at two ends of the installation plate 24 are connected with a rotary writing mechanism, so as to facilitate installation processing of the device, and a writing tape 30 on the rotary writing mechanism realizes statistical analysis processing of more data through rotation processing; the rotary writing mechanism is correspondingly provided with a cleaning mechanism; the cleaning mechanism is matched with the rotary writing mechanism to clean characters on the rotary writing mechanism.
Referring to fig. 1 and 2, in one embodiment of the present invention, the supporting mechanism includes: one end and 1 fixed connection's of guard box first pivot 2, the other end of first pivot 2 rotates and connects inside the sealed cowling 3, the internally mounted of sealed cowling 3 has first motor 4, and first gear 5 is installed to first motor 4 upper end, and the right side meshing of first gear 5 has second gear 6, and second gear 6 is installed on first pivot 2, rotates through first motor 4 drive first gear 5, and first gear 5 drives second gear 6 and first pivot 2 and rotates to can realize the rotation of equipment, can adjust the position of equipment like this, make things convenient for the use of equipment.
Referring to fig. 1 and 2, in an embodiment of the present invention, the sealing cover 3 is fixedly connected to the bottom plate 7, and rollers 8 are disposed at four corners of the bottom plate 7, so as to facilitate the moving process of the apparatus.
Referring to fig. 1 and 4, in one embodiment of the present invention, the adjusting mechanism includes: the device comprises a movable plate 13, wherein first connecting notches 12 are arranged at two ends of the movable plate 13, the interior of each first connecting notch 12 is connected with a third gear 10 through a second rotating shaft 11, the third gear 10 is meshed with a rack 9, the rack 9 is arranged on the inner wall of the protection box 1, and the up-and-down adjustment of the device can be realized through the transmission between the third gear 10 and the rack 9.
Referring to fig. 1 and 4, in an embodiment of the present invention, a sliding groove 14 is formed in the moving plate 13, a first bidirectional threaded rod 15 is formed in the sliding groove 14, the middle of the first bidirectional threaded rod 15 is connected to a second motor 16 through a belt, and the second motor 16 is disposed on the outer wall of the moving plate 13, and the second motor 16 can drive the first bidirectional threaded rod 15 to rotate, so that the device is convenient to use.
Referring to fig. 1 and 4, in one embodiment of the present invention, a first helical gear 17 is fixedly mounted on the first bidirectional threaded rod 15 inside the first connection recess 12, a second helical gear 18 is engaged with the outer side of the first helical gear 17, and the second helical gear 18 is mounted on the second rotating shaft 11, so that the second motor 16 can drive the first bidirectional threaded rod 15 and the third gear 10 to rotate through helical gear transmission, thereby implementing a dual height adjustment process.
Referring to fig. 1 and 4, in an embodiment of the present invention, two ends of the first bidirectional threaded rod 15 are threadedly connected with first sliding blocks 19, an upper side of each first sliding block 19 is connected with a first connecting groove 21 through a connecting block 20, the first connecting groove 21 is connected with a connecting member 22 through a connecting shaft, an upper end of the connecting member 22 is connected with a second connecting groove 23 through a connecting shaft, the second connecting groove 23 is fixedly connected with a mounting plate 24, when the first bidirectional threaded rod 15 drives the first sliding block 19 to move inward, the device can be conveniently lifted, and the device can be lifted up by the lifting process of the gear and the rack 10, so that the device can be conveniently used.
Referring to fig. 1, in one embodiment of the present invention, the rotary writing mechanism includes: install at the inside connecting roller 26 of notch 25 is connected to the second, be provided with fourth gear 27 on the connecting axle of the connecting roller 26 of one end, intermeshing between fourth gear 27 and the fifth gear 28, fifth gear 28 sets up on the motor shaft of third motor 29, and third motor 29 sets up on the inner wall of notch 25 is connected to the second, the outside of connecting roller 26 is provided with writes area 30, drives fifth gear 28 through third motor 29 and rotates, and fifth gear 28 drives fourth gear 27 and rotates, and then can realize connecting roller 26 and the rotation of writing area 30 to can make things convenient for people to write data on clean writing area 30, make things convenient for people's record processing.
Referring to fig. 1 and 3, in one embodiment of the present invention, the cleaning mechanism includes: clearance brush 31, the clearance brush 31 outside is provided with connecting rod 32, and the outside fixed mounting of connecting rod 32 has second slider 33, and the inside threaded connection of second slider 33 has second bidirectional threaded rod 34, and second bidirectional threaded rod 34 both sides are connected with protection chamber 1 through the bearing frame, second bidirectional threaded rod 34 left end is connected with fourth motor 35 through the belt, and fourth motor 35 installs on the inner wall of protection chamber 1, and it is rotatory to drive second bidirectional threaded rod 34 through fourth motor 35, and second bidirectional threaded rod 34 will drive second slider 33 and clearance brush 31 and move to the inboard, and then hug closely clearance brush 31 on writing area 30, then write area 30 through the drive and rotate, can conveniently clean automatically like this and write area 30, make things convenient for people's use.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more, and it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected", and "connected" are to be interpreted broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (3)

1. An audit analysis recording device comprises a protection cavity (1), wherein a first rotating shaft (2) is fixedly mounted in the middle of the lower side of the protection cavity (1), the bottom of the first rotating shaft (2) is connected with the bottom end of the inside of a sealing cover (3) through a bearing seat, a first motor (4) is mounted inside the sealing cover (3), a first gear (5) is mounted at the upper end of the first motor (4), a second gear (6) is meshed on the right side of the first gear (5), the second gear (6) is mounted on the first rotating shaft (2), racks (9) are fixedly mounted on the left inner side wall and the right inner side wall of the inside of the protection cavity (1), third gears (10) are meshed at the front end and the rear end of the bottom of the racks (9), the third gears (10) are connected with first connecting notches (12) through second rotating shafts (11), the first connecting notches (12) are arranged at the two ends of a moving plate (13), the movable plate is characterized in that a sliding groove (14) is formed in the movable plate (13), a first helical gear (17) is fixedly mounted on the first bidirectional threaded rod (15) in the first connecting notch (12), a second helical gear (18) is meshed with the outer side of the first helical gear (17), the second helical gear (18) is mounted on a second rotating shaft (11), two ends of the first bidirectional threaded rod (15) are in threaded connection with a first sliding block (19), the upper side of the first sliding block (19) is connected with a first connecting groove (21) through a connecting block (20), the first connecting groove (21) is connected with a connecting piece (22) through a connecting shaft, the upper end of the connecting piece (22) is connected with a second connecting groove (23) through a connecting shaft, and the second connecting groove (23) is fixedly arranged at two ends of the lower side of a mounting plate (24), the mounting plate is characterized in that second connecting notches (25) are formed in two ends of the mounting plate (24), a connecting roller (26) is arranged inside each second connecting notch (25), fourth gears (27) are arranged at the upper ends and the lower ends of the connecting roller (26) at the left end, a fifth gear (28) is meshed with the inner side of each fourth gear (27), a third motor (29) is arranged at the outer end of each fifth gear (28), each third motor (29) is arranged on the inner wall of each second connecting notch (25), a writing belt (30) is arranged on the outer side of each connecting roller (26), cleaning brushes (31) are arranged on the left side and the right side of each writing belt (30), connecting rods (32) are arranged at four outer sides of each cleaning brush (31), a second sliding block (33) is fixedly mounted on the outer side of each connecting rod (32), a second bidirectional threaded rod (34) is connected with the corresponding second sliding block (33) in a threaded manner, and two sides of each second bidirectional threaded rod (34) are connected with the protection cavity (1) through a bearing seat, the left end of the second bidirectional threaded rod (34) is connected with a fourth motor (35) through a belt, and the fourth motor (35) is installed on the inner wall of the protection cavity (1).
2. An audit analysis recording device according to claim 1 wherein, a bottom plate (7) is fixedly mounted on the lower side of the sealing cover (3), and rollers (8) are arranged at four corners of the bottom plate (7).
3. An audit analysis recorder according to claim 1 or claim 2 wherein the first bi-directional threaded bar (15) is connected at its centre to a second motor (16) by a belt, the second motor (16) being located on the underside of the moving plate (13).
CN202110509398.1A 2021-05-11 2021-05-11 Audit analysis recording device Active CN113071248B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110509398.1A CN113071248B (en) 2021-05-11 2021-05-11 Audit analysis recording device

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Application Number Priority Date Filing Date Title
CN202110509398.1A CN113071248B (en) 2021-05-11 2021-05-11 Audit analysis recording device

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CN113071248A CN113071248A (en) 2021-07-06
CN113071248B true CN113071248B (en) 2022-05-24

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Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014151531A (en) * 2013-02-07 2014-08-25 Sakawa:Kk Slide type board
CN204184081U (en) * 2014-09-12 2015-03-04 常州大学怀德学院 Can the intelligent blackboard of automatic erasing
CN206678641U (en) * 2017-03-03 2017-11-28 青岛科技大学 A kind of Novel rolling-type blank
CN206841010U (en) * 2017-01-22 2018-01-05 长沙航空职业技术学院 A kind of blackboard for the teaching of English specification writing
CN109130603A (en) * 2018-09-15 2019-01-04 肇庆高新区异星科技有限公司 A kind of plug-type board of education of combination
CN109805643A (en) * 2019-02-26 2019-05-28 烟台工程职业技术学院(烟台市技师学院) A kind of marketing data express statistic device
CN209971989U (en) * 2019-03-25 2020-01-21 甘肃能源化工职业学院 Management specialty study is with show board
CN211195604U (en) * 2019-12-25 2020-08-07 刘中洁 Etiquette training device for hotel
CN112216184A (en) * 2020-10-09 2021-01-12 温州职业技术学院 Supplementary teaching equipment of college moral education
CN112369847A (en) * 2020-11-09 2021-02-19 惠州学院 Teaching aid capable of adjusting multiple degrees of freedom of board frame
CN112562542A (en) * 2020-11-30 2021-03-26 徐州西海岸电子科技有限公司 Computer software teaching show shelf
CN112648512A (en) * 2020-12-22 2021-04-13 邢台职业技术学院 Intelligent computer teaching equipment based on mobile internet
CN212966672U (en) * 2020-10-23 2021-04-13 太原工业学院 Rotary customs declaration and international freight teaching display rack

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014151531A (en) * 2013-02-07 2014-08-25 Sakawa:Kk Slide type board
CN204184081U (en) * 2014-09-12 2015-03-04 常州大学怀德学院 Can the intelligent blackboard of automatic erasing
CN206841010U (en) * 2017-01-22 2018-01-05 长沙航空职业技术学院 A kind of blackboard for the teaching of English specification writing
CN206678641U (en) * 2017-03-03 2017-11-28 青岛科技大学 A kind of Novel rolling-type blank
CN109130603A (en) * 2018-09-15 2019-01-04 肇庆高新区异星科技有限公司 A kind of plug-type board of education of combination
CN109805643A (en) * 2019-02-26 2019-05-28 烟台工程职业技术学院(烟台市技师学院) A kind of marketing data express statistic device
CN209971989U (en) * 2019-03-25 2020-01-21 甘肃能源化工职业学院 Management specialty study is with show board
CN211195604U (en) * 2019-12-25 2020-08-07 刘中洁 Etiquette training device for hotel
CN112216184A (en) * 2020-10-09 2021-01-12 温州职业技术学院 Supplementary teaching equipment of college moral education
CN212966672U (en) * 2020-10-23 2021-04-13 太原工业学院 Rotary customs declaration and international freight teaching display rack
CN112369847A (en) * 2020-11-09 2021-02-19 惠州学院 Teaching aid capable of adjusting multiple degrees of freedom of board frame
CN112562542A (en) * 2020-11-30 2021-03-26 徐州西海岸电子科技有限公司 Computer software teaching show shelf
CN112648512A (en) * 2020-12-22 2021-04-13 邢台职业技术学院 Intelligent computer teaching equipment based on mobile internet

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