CN112660680A - Adjustable single file access device - Google Patents
Adjustable single file access device Download PDFInfo
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- CN112660680A CN112660680A CN202011523108.0A CN202011523108A CN112660680A CN 112660680 A CN112660680 A CN 112660680A CN 202011523108 A CN202011523108 A CN 202011523108A CN 112660680 A CN112660680 A CN 112660680A
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- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The invention provides an adjustable single file access device, which comprises a bottom plate, a rotating shaft and a plurality of access platforms, wherein the rotating shaft is arranged on the bottom plate; the rotating shaft is rotatably arranged at the top of the bottom plate, the plurality of access platforms are uniformly erected along the length direction of the rotating shaft, and the lifting device drives the plurality of access platforms to move; each access platform comprises a storage plate, a toothed ring, a plurality of distance adjusting driving devices and an n-shaped frame; an inner circular ring and an outer circular ring are fixedly arranged at the center of the top of the storage plate, each n-shaped frame is erected at the top of the inner circular ring, and the two side plates are respectively in sliding fit with the inner side of the inner circular ring and the outer side of the outer circular ring; a clamping plate is fixed on the outer side of each n-shaped frame; the gear ring is fixedly arranged on the outer side of the inner circular ring; the lifting device is arranged in the inner circular ring; each distance adjusting driving device comprises a gear and a first motor; the first motor is fixedly arranged at the top of the n-shaped frame, an output shaft of the first motor penetrates through the n-shaped frame and is fixed with the inner diameter of the gear, and the gear is meshed with the gear ring. The device can rationally adjust file access space and fix the position.
Description
Technical Field
The invention relates to the technical field of file access devices, in particular to an adjustable single file access device.
Background
Archive management is a general term for managing archives and providing various business tasks that utilize services. The archive management comprises archive entity management and archive information management, wherein the archive entity management comprises collection, arrangement, storage, statistics and other works, and the archive information management comprises cataloguing, browsing, copying, consulting, lending, publishing and other works. Each task is mutually linked and relatively independent to form an organic whole, which is called an archive management system.
At present, the archive management and storage device generally adopts a shelf type, and archives are simply and orderly displayed in a classified manner. However, the shelf-type access device has a fixed placing space, and cannot adjust the space according to the size of the files to be accessed.
Therefore, the invention provides an adjustable single file access device.
Disclosure of Invention
To solve the above problems, an objective of the present invention is to provide an adjustable file accessing device for single file. The device can rationally adjust file access space and fix the position.
In order to achieve the above purpose, the present invention provides the following technical solutions.
An adjustable single file access device comprises a bottom plate, a rotating shaft and a plurality of access platforms;
the rotating shaft is rotatably arranged at the top of the bottom plate, a lifting device is fixedly arranged on the rotating shaft, a plurality of access platforms are uniformly erected along the height direction of the rotating shaft through the lifting device, and the lifting device drives the access platforms to synchronously move up and down;
each access platform comprises a storage plate, a toothed ring, a plurality of distance adjusting driving devices and an n-shaped frame; an inner circular ring and an outer circular ring are fixedly arranged at the center of the top of the storage plate, each n-shaped frame is erected at the top of the inner circular ring and the top of the outer circular ring, and two side plates of each n-shaped frame are respectively in sliding fit with the inner side of the inner circular ring and the outer side of the outer circular ring; a clamping plate is fixed on the outer side of each n-shaped frame, and the bottom of the clamping plate is in sliding fit with the bottom of the storage plate; the gear ring is fixedly arranged on the outer side of the inner circular ring; the lifting device is arranged in the inner circular ring;
each distance adjusting driving device comprises a gear and a first motor; the first motor is fixedly arranged at the top of the n-shaped frame, an output shaft of the first motor penetrates through the n-shaped frame and is fixed with the inner diameter of the gear, and the gear is meshed with the gear ring.
Preferably, the lifting device comprises a second motor, a screw rod, a polish rod and two frame plates; the two frame plates are respectively and fixedly arranged at the upper part and the lower part of the rotating shaft; the screw rod penetrates through the storage plates, two ends of the screw rod are respectively rotatably connected with the two frame plates, and the screw rod is in threaded fit with the storage plates; the polish rod penetrates through the storage plates, two ends of the polish rod are fixedly connected with the two frame plates respectively, and the polish rod is in sliding fit with the storage plates; the second motor is fixedly arranged at the bottom of the frame plate below, and an output shaft of the second motor penetrates through the frame plate and is in transmission connection with one end of the screw rod.
Preferably, the lifting devices are two groups, and the screw rods and the polished rods in the two groups of lifting devices are arranged in a staggered manner.
Preferably, the device further comprises a rotating device; the rotating device comprises a third motor; a first pulley and a second pulley; the third motor is fixedly arranged at the top of the bottom plate, and an output shaft of the third motor penetrates through the bottom plate and is fixedly connected with the second belt wheel; the rotating shaft penetrates through the bottom plate and is fixedly connected with the first belt wheel, and the first belt wheel and the second belt wheel are synchronously driven through a synchronous belt.
Preferably, the outer side of each clamping plate is labeled.
Preferably, a pressure sensor is arranged on one side plate surface of each clamping plate.
Preferably, the device also comprises four hydraulic cylinders and universal wheels; the four hydraulic cylinders are fixedly arranged at the bottom of the bottom plate, and each universal wheel is arranged at the end part of a push rod of one hydraulic cylinder.
The invention has the beneficial effects that:
the invention provides an adjustable single file access device, which can drive an access platform to ascend and descend through a lifting device, reasonably adjust the height and be more convenient for file access; the device can reasonably adjust the file placing area through the clamping plates which are independently driven and do circular motion, and stably fix different numbers of files on the storing plate, and meanwhile, the compression force between the clamping plates is detected by adopting the pressure sensor, so that the file damage caused by the compression of the two clamping plates is avoided on the premise of more stably fixing the files; the device passes through the rotating device that the bottom set up, can change required archives access department to the front, conveniently takes.
The invention is further described with reference to the following figures and examples.
Drawings
FIG. 1 is a block diagram of an adjustable single file accessing apparatus according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of an adjustable file access device according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of an exemplary embodiment of an adjustable file accessing apparatus;
FIG. 4 is a bottom view structure of the adjustable single file accessing device according to the embodiment of the present invention.
In the figure: 1. a universal wheel; 2. a hydraulic cylinder; 3. a base plate; 4. a storage plate; 5. a splint; 6. n is
Forming a frame; 7. a first motor; 8. a frame plate; 9. a polish rod; 10. a rotating shaft; 11. a screw; 12. an inner circular ring; 13. an outer ring; 14. a third motor; 15. a synchronous belt; 16. a gear; 17. a toothed ring; 18. a first pulley; 19. a second pulley.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Examples
An adjustable single file access device, as shown in fig. 1-4, comprises a bottom plate 3, a rotating shaft 10 and a plurality of access platforms;
the rotating shaft 10 is rotatably arranged at the top of the bottom plate 3, the plurality of access platforms are uniformly erected along the length direction of the rotating shaft 10 through the lifting device, and the lifting device drives the plurality of access platforms to synchronously move up and down, so that a user can conveniently take files;
specifically, as shown in fig. 3, the lifting device includes a second motor, a screw 11, a polish rod 9, and two frame plates 8; the two frame plates 8 are respectively and fixedly arranged at the upper part and the lower part of the rotating shaft 10; the screw 11 passes through the plurality of storage plates 4, two ends of the screw are respectively and rotatably connected with the two frame plates 8, and the screw 11 is in threaded fit with the plurality of storage plates 4; the polish rod 9 penetrates through the storage plates 4, two ends of the polish rod 9 are fixedly connected with the two frame plates 8 respectively, and the polish rod 9 is in sliding fit with the storage plates 4; the second motor is fixedly arranged at the bottom of the frame plate 8 below, and an output shaft of the second motor penetrates through the frame plate 8 and is in transmission connection with one end of the screw rod 11; the screw rod 11 is driven to rotate by the second motor, so that the storage plate 4 in threaded fit with the screw rod 11 ascends; the transmission structure of the screw rod sliding block is adopted, so that the transmission is accurate and stable; furthermore, in order to ensure more stable transmission, two groups of lifting devices are arranged in the embodiment, and the screws 11 and the polished rods 9 in the two groups of lifting devices are arranged in a staggered manner, so that the storage table is ensured to be stable up and down;
each access platform comprises a storage plate 4, a toothed ring 17, a plurality of distance adjusting driving devices and an n-shaped frame 6, as shown in FIG. 2; the center of the top of the storage plate 4 is fixedly provided with an inner circular ring 12 and an outer circular ring 13, and a gear ring 17 and a transmission structure are arranged between the two circular rings; each n-shaped frame 6 is erected on the tops of the inner circular ring 12 and the outer circular ring 13, and two side plates of each n-shaped frame 6 are respectively in sliding fit with the inner side of the inner circular ring 12 and the outer side of the outer circular ring 13; a clamping plate 5 is fixed on the outer side of each n-shaped frame 6, and the bottom of each clamping plate 5 is in sliding fit with the bottom of the storage plate 4; the gear ring 17 is fixedly arranged on the outer side of the inner circular ring 12; the lifting device is arranged in the inner circular ring 12; specifically, each distance adjusting driving device comprises a gear 16 and a first motor 7; the first motor 7 is fixedly arranged at the top of the n-shaped frame 6, an output shaft of the first motor 7 penetrates through the n-shaped frame 6 and is fixed with the inner diameter of the gear 16, and the gear 16 is meshed with the gear ring 17; rotate through first motor 7, drive gear 16 and rotate, gear 16 and the meshing of ring gear 17 outer lane, n type frame 6 slides at the top of two rings, has realized splint 5's walking, and two splint 5 are a set of for restriction and fixed archives position have guaranteed the stable fixed of archives.
Furthermore, the device also comprises a rotating device, as shown in fig. 4, which is used for rotating the whole access platform, so that the access is convenient; the rotating means comprise a third electric motor 14; a first pulley 19 and a second pulley 18; the third motor 14 is fixedly arranged at the top of the bottom plate 3, and an output shaft of the third motor 14 penetrates through the bottom plate 3 and is fixedly connected with the second belt wheel 18; the rotating shaft 10 penetrates through the bottom plate 3 and is fixedly connected with a first belt pulley 19, and the first belt pulley 19 and a second belt pulley 18 are synchronously driven through a synchronous belt 15; in this embodiment, a first-order transmission deceleration is adopted, so that the rotating shaft 10 rotates slowly to drive the access platform to rotate slowly; the user can search the files without moving or manually rotating, so that the files are conveniently searched.
Preferably, a label is pasted on the outer side of each clamping plate 5, so that the searching and the management are convenient; one side face of every splint 5 all is provided with pressure sensor, adopts pressure sensor to detect the extrusion pressure degree between the splint, under the prerequisite of comparatively stable fixed archives, has avoided two splint extrudees to lead to archives to damage.
Further, the device also comprises four hydraulic cylinders 2 and universal wheels 1; the four hydraulic cylinders 2 are fixedly arranged at the bottom of the bottom plate 3, and each universal wheel 1 is arranged at the end part of a push rod of one hydraulic cylinder 2; the movement and height adjustment of the whole device are facilitated.
In the present embodiment, the first and second electrodes are,
the bottom is provided with a height-adjustable device, the height of the whole device can be adjusted only by controlling the expansion and contraction conditions of the hydraulic cylinder 2 through a liquid pump, and meanwhile, the universal wheels 1 are arranged to facilitate the device to move to a proper position;
when files are stored, the target storage position is found by the label with the clamping plate 5, the third motor 14 can be driven to rotate to drive the synchronous belt to carry out transmission, the rotating shaft 10 is driven to rotate through a certain reduction ratio, and then the slow rotation of the storage table is realized; after the target storage position is found, the height can be adjusted according to the height of a user and the height of the storage table, the second motor is driven to rotate, and the storage plate 4 is driven to ascend and descend by adopting the structure of the screw rod sliding block;
after the files are placed at the target storage positions, the clamping plates 5 on the two sides are driven to fix the files; the first motors 7 of the clamping structures on the two sides are driven to rotate towards two opposite rotating directions, the n-shaped frames 6 connected with the clamping plates 5 on the two sides are quickly close to fix the file, the two first motors 7 are controlled to stop rotating according to the force fed back by the pressure sensor, and the file can be stably fixed;
when the files are taken, the method is adopted, the whole access device is rotated firstly, the height is adjusted, the two clamping plates 5 for taking and storing the target file area are loosened, and after the files are taken, the two first motors 7 are started again to clamp the files tightly, so that the taking is completed.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. An adjustable single file access device is characterized by comprising a bottom plate (3), a rotating shaft (10) and a plurality of access platforms;
the rotating shaft (10) is rotatably arranged at the top of the bottom plate (3), a lifting device is fixedly arranged on the rotating shaft (10), a plurality of access platforms are uniformly erected along the height direction of the rotating shaft (10) through the lifting device, and the lifting device drives the access platforms to synchronously move up and down;
each access platform comprises a storage plate (4), a toothed ring (17), a plurality of distance adjusting driving devices and an n-shaped frame (6); an inner circular ring (12) and an outer circular ring (13) are fixedly arranged at the center of the top of the storage plate (4), each n-shaped frame (6) is erected at the top of the inner circular ring (12) and the top of the outer circular ring (13), and two side plates of each n-shaped frame (6) are respectively in sliding fit with the inner side of the inner circular ring (12) and the outer side of the outer circular ring (13); a clamping plate (5) is fixed on the outer side of each n-shaped frame (6), and the bottom of each clamping plate (5) is in sliding fit with the bottom of each storage plate (4); the gear ring (17) is fixedly arranged on the outer side of the inner circular ring (12); the lifting device is arranged in the inner circular ring (12);
each distance adjusting driving device comprises a gear (16) and a first motor (7); the first motor (7) is fixedly arranged at the top of the n-shaped frame (6), an output shaft of the first motor (7) penetrates through the n-shaped frame (6) and is fixed with the inner diameter of the gear (16), and the gear (16) is meshed with the gear ring (17).
2. The adjustable file access device according to claim 1, wherein the lifting device comprises a second motor, a screw (11), a polish rod (9) and two shelves (8); the two frame plates (8) are respectively and fixedly arranged at the upper part and the lower part of the rotating shaft (10); the screw (11) penetrates through the plurality of storage plates (4), two ends of the screw are respectively and rotatably connected with the two frame plates (8), and the screw (11) is in threaded fit with the plurality of storage plates (4); the polish rod (9) penetrates through the plurality of storage plates (4), two ends of the polish rod (9) are fixedly connected with the two frame plates (8) respectively, and the polish rod (9) is in sliding fit with the plurality of storage plates (4); the second motor is fixedly arranged at the bottom of the frame plate (8) below, and an output shaft of the second motor penetrates through the frame plate (8) and is in transmission connection with one end of the screw rod (11).
3. The adjustable file access device as claimed in claim 2, wherein the lifting devices are two sets, and the screw rods (11) and the polished rods (9) of the two sets of lifting devices are arranged alternately.
4. The adjustable document file access device according to claim 1, further comprising a rotating device; the rotating means comprise a third electric motor (14); a first pulley (19) and a second pulley (18); the third motor (14) is fixedly arranged at the top of the bottom plate (3), and an output shaft of the third motor (14) penetrates through the bottom plate (3) and is fixedly connected with the second belt wheel (18); the rotating shaft (10) penetrates through the bottom plate (3) and is fixedly connected with the first belt wheel (19), and the first belt wheel (19) and the second belt wheel (18) are synchronously driven through a synchronous belt (15).
5. The adjustable file organizer of claim 1, wherein each of the clamping plates (5) is labeled on its outer side.
6. The adjustable file access device as claimed in claim 1, wherein a pressure sensor is disposed on one side of each clamping plate (5).
7. The adjustable individual file access device according to claim 1, further comprising four hydraulic cylinders (2) and universal wheels (1); the four hydraulic cylinders (2) are fixedly arranged at the bottom of the bottom plate (3), and each universal wheel (1) is arranged at the end part of a push rod of one hydraulic cylinder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011523108.0A CN112660680B (en) | 2020-12-21 | 2020-12-21 | Adjustable single file access device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011523108.0A CN112660680B (en) | 2020-12-21 | 2020-12-21 | Adjustable single file access device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112660680A true CN112660680A (en) | 2021-04-16 |
| CN112660680B CN112660680B (en) | 2022-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011523108.0A Expired - Fee Related CN112660680B (en) | 2020-12-21 | 2020-12-21 | Adjustable single file access device |
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| Country | Link |
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| CN (1) | CN112660680B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114987931A (en) * | 2022-06-07 | 2022-09-02 | 青岛海尔生物医疗科技有限公司 | Blood storage device |
| CN115108153A (en) * | 2022-06-07 | 2022-09-27 | 青岛海尔生物医疗科技有限公司 | Blood storage device |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES446627A1 (en) * | 1975-04-23 | 1977-10-16 | Stopa Stahlbau Gmbh & Co Kg | Materials storage apparatus |
| CN206025653U (en) * | 2016-06-27 | 2017-03-22 | 浙江科技学院 | Space size adjustable rotation type locker |
| CN208524132U (en) * | 2018-01-11 | 2019-02-22 | 昆山齐腾智能科技有限公司 | A kind of locker convenient for pick-and-place |
| CN208658252U (en) * | 2018-05-09 | 2019-03-29 | 佳木斯大学 | A kind of finance archiving cabinet |
| CN109875292A (en) * | 2019-03-13 | 2019-06-14 | 何启炽 | It is a kind of can smart allocation memory space access cabinet |
| CN209807606U (en) * | 2019-01-30 | 2019-12-20 | 漯河医学高等专科学校 | Student management is with portable categorised attendance device |
| CN210095068U (en) * | 2019-04-24 | 2020-02-21 | 武汉科技大学 | Shoe rack with adjustable spacing |
| CN111038138A (en) * | 2019-12-31 | 2020-04-21 | 龚旭云 | Archives collection device for financial security |
| CN210581643U (en) * | 2019-06-06 | 2020-05-22 | 张敏 | Clamping structure for administrative management recorded document |
| CN210672638U (en) * | 2019-08-21 | 2020-06-05 | 朱玲君 | File management device |
| CN111498355A (en) * | 2019-01-31 | 2020-08-07 | 青岛海尔生物医疗股份有限公司 | Turntable type automatic blood storage device and access method |
-
2020
- 2020-12-21 CN CN202011523108.0A patent/CN112660680B/en not_active Expired - Fee Related
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES446627A1 (en) * | 1975-04-23 | 1977-10-16 | Stopa Stahlbau Gmbh & Co Kg | Materials storage apparatus |
| CN206025653U (en) * | 2016-06-27 | 2017-03-22 | 浙江科技学院 | Space size adjustable rotation type locker |
| CN208524132U (en) * | 2018-01-11 | 2019-02-22 | 昆山齐腾智能科技有限公司 | A kind of locker convenient for pick-and-place |
| CN208658252U (en) * | 2018-05-09 | 2019-03-29 | 佳木斯大学 | A kind of finance archiving cabinet |
| CN209807606U (en) * | 2019-01-30 | 2019-12-20 | 漯河医学高等专科学校 | Student management is with portable categorised attendance device |
| CN111498355A (en) * | 2019-01-31 | 2020-08-07 | 青岛海尔生物医疗股份有限公司 | Turntable type automatic blood storage device and access method |
| CN109875292A (en) * | 2019-03-13 | 2019-06-14 | 何启炽 | It is a kind of can smart allocation memory space access cabinet |
| CN210095068U (en) * | 2019-04-24 | 2020-02-21 | 武汉科技大学 | Shoe rack with adjustable spacing |
| CN210581643U (en) * | 2019-06-06 | 2020-05-22 | 张敏 | Clamping structure for administrative management recorded document |
| CN210672638U (en) * | 2019-08-21 | 2020-06-05 | 朱玲君 | File management device |
| CN111038138A (en) * | 2019-12-31 | 2020-04-21 | 龚旭云 | Archives collection device for financial security |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114987931A (en) * | 2022-06-07 | 2022-09-02 | 青岛海尔生物医疗科技有限公司 | Blood storage device |
| CN115108153A (en) * | 2022-06-07 | 2022-09-27 | 青岛海尔生物医疗科技有限公司 | Blood storage device |
| CN115108153B (en) * | 2022-06-07 | 2023-12-15 | 青岛海尔生物医疗科技有限公司 | Blood storage device |
| CN114987931B (en) * | 2022-06-07 | 2024-03-15 | 青岛海尔生物医疗科技有限公司 | Blood storage device |
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| CN112660680B (en) | 2022-04-15 |
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Granted publication date: 20220415 |