CN209980541U - Electronic commerce is with teaching display device - Google Patents
Electronic commerce is with teaching display device Download PDFInfo
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- CN209980541U CN209980541U CN201920349820.XU CN201920349820U CN209980541U CN 209980541 U CN209980541 U CN 209980541U CN 201920349820 U CN201920349820 U CN 201920349820U CN 209980541 U CN209980541 U CN 209980541U
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- main shaft
- pulley
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- electronic commerce
- worm
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- 238000005096 rolling process Methods 0.000 claims description 14
- 230000000694 effects Effects 0.000 claims description 13
- 238000004804 winding Methods 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of electronic commerce teaching, in particular to a teaching display device for electronic commerce, which comprises a fixed sleeve, a rotating disc, driven shafts, a sleeve, a base, universal wheels and a main shaft, wherein the main shaft is movably arranged in the sleeve, the main shaft is arranged below the fixed sleeve and is provided with the rotating disc, the rotating disc is rotationally connected with the main shaft through a second bearing, the fixed sleeve is provided with a plurality of driven shafts, each group of driven shafts is rotationally connected with the rotating disc through a first bearing, the top end of the first bearing is fixedly provided with a gear, and the inner side of the fixed sleeve is provided with an inner gear ring matched with the gear. The full-face of the commodity for teaching is observed in an all-round manner, and teaching is convenient to carry out.
Description
Technical Field
The utility model relates to an electronic commerce teaching technical field specifically is an electronic commerce is with teaching display device.
Background
Electronic commerce generally refers to a novel business operation mode in which a buyer and a seller conduct various business activities on the internet in an open network environment of the internet based on a browser or server application mode around the world, and the business activities of online shopping of consumers, online transactions and online electronic payments between merchants, and various business activities, transaction activities, financial activities, and related comprehensive service activities are realized, the electronic commerce is business activities performed by using microcomputer technology and network communication technology, and governments, scholars, and business professionals give many different definitions according to the position of the electronic commerce and the angle and degree of participation in the electronic commerce, and the electronic commerce is classified into ABC, B2B, B2C, C2C, B2M, M2C, B2A (i.e., B2G), C2A (i.e., C2G), and O2O electronic commerce modes.
When teaching the electronic commerce, will involve and use electronic commerce teaching display device, but electronic commerce teaching display device on the existing market is at the in-process that uses, is not convenient for carry out all-round show to the student to inconvenient user's use has consequently also reduced electronic commerce teaching display device's work efficiency, consequently, to above current situation, the urgent need develops a teaching display device for electronic commerce, in order to overcome not enough among the current practical application.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electronic commerce is with teaching display device to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a teaching display device for electronic commerce, includes fixed cover, rolling disc, driven shaft, sleeve, base, universal wheel and main shaft, the main shaft activity sets up in the sleeve, sleeve bottom and base fixed connection, the base bottom is provided with the universal wheel, the main shaft top is provided with fixed cover, the main shaft passes through the main shaft locking cap and can dismantle with fixed cover and be connected, the below that the main shaft is located fixed cover is provided with the rolling disc, the rolling disc passes through the second bearing and is connected with the main shaft rotation, fixed sheatheeing in is provided with a plurality of driven shafts, every group the driven shaft passes through first bearing rotation with the rolling disc and is connected, the fixed gear that is provided with in first bearing top, fixed cover inboard be provided with gear complex.
As a further aspect of the present invention: the first bearing and the second bearing are both deep groove ball bearings.
As a further aspect of the present invention: and knurling is arranged on the outer side surface of the rotating disc.
As a further aspect of the present invention: the bottom of the driven shaft is detachably provided with a hook, and the hook is made of aluminum alloy.
As a further aspect of the present invention: the rope winding device is characterized in that a limiting sleeve in sliding fit with the main shaft is arranged above the inner wall of the sleeve, a first pulley is arranged at the bottom end of the main shaft in a rotating mode, a fixed block and a second pulley are arranged at the tops of the two side walls of the sleeve respectively, a driving box is fixedly connected with the outer wall of one side, close to the second pulley, of the sleeve and provided with a rope winding device, the second pulley and the first pulley form a pulley block through ropes, the first pulley is a movable pulley, the second pulley is a fixed pulley, and the rope winding device is connected through a self-locking worm mechanism in a driving mode.
As a further aspect of the present invention: the self-locking worm mechanism comprises a worm wheel and a worm which are coaxially and drivingly connected with the rope collector, a hand wheel is arranged at one end, far away from the worm wheel, of the worm, and the lead angle of the worm is smaller than the equivalent friction angle between the meshing wheel teeth.
As a further aspect of the present invention: the main shaft is located the fixed a plurality of bracing pieces that are provided with in the below outside of rolling disc, the terminal rotation that the main shaft was kept away from to the bracing piece is provided with the support ball, support ball and rolling disc bottom rotate the butt.
Compared with the prior art, the beneficial effects of the utility model are that: the rope collecting device is connected through a self-locking worm mechanism in a driving mode, the mechanism has self-locking performance, reverse self-locking can be achieved, namely the worm wheel can only be driven by the worm, the worm cannot be driven by the worm wheel, the effect of freely adjusting the rising height of the main shaft is achieved, the rotating disc is stirred by hands, the rotating disc rotates and is meshed with the inner gear ring through the gear, the driven shaft simultaneously rotates, the commodity for teaching mounted at the bottom end of the driven shaft can rotate along with the rotating disc, the commodity for teaching can also rotate, students can observe the full appearance of the commodity for teaching in an omnibearing mode under the condition that the students cannot move the positions of the students, and teaching is convenient.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the rotary disk of the present invention.
Fig. 3 is an enlarged view of a portion a of fig. 1.
In the figure: 1-a main shaft fixing cap, 2-a fixing sleeve, 3-an inner gear ring, 4-a gear, 5-knurl, 6-a rotating disc, 7-a first bearing, 8-a driven shaft, 9-a hook, 10-a fixing block, 11-a sleeve, 12-a limiting sleeve, 13-a first pulley, 14-a base, 15-a universal wheel, 16-a driving box, 17-a rope winding device, 18-a second pulley, 19-a supporting rod, 20-a second bearing, 21-a main shaft and 22-a supporting ball.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1
Referring to fig. 1 to 3, in an embodiment of the present invention, a teaching and displaying device for electronic commerce includes a fixing sleeve 2, a rotating disc 6, driven shafts 8, a sleeve 11, a base 14, a universal wheel 15 and a main shaft 21, wherein the main shaft 21 is movably disposed in the sleeve 11, the bottom end of the sleeve 11 is fixedly connected to the base 14, the universal wheel 15 is disposed at the bottom of the base 14, the fixing sleeve 2 is disposed at the top end of the main shaft 21, the main shaft 21 is detachably connected to the fixing sleeve 2 through a main shaft fixing cap 1, the rotating disc 6 is disposed below the fixing sleeve 2, the rotating disc 6 is rotatably connected to the main shaft 21 through a second bearing 20, the fixing sleeve 2 is provided with a plurality of driven shafts 8, each group of the driven shafts 8 is rotatably connected to the rotating disc 6 through a first bearing 7, a gear 4 is fixedly disposed at the top end of the first bearing 7, an inner gear ring 3 matched with, the rotating disc 6 is stirred by a hand, the rotating disc 6 rotates and is meshed with the inner gear ring 3 through the gear 4, the driven shaft 8 rotates simultaneously, the commodities for teaching installed at the bottom end of the driven shaft 8 can rotate along with the rotation of the rotating disc 6, the commodities for teaching can also rotate, students can observe the full appearance of the commodities for teaching in an omnibearing manner under the condition that the students cannot move the positions of the students, and teaching is facilitated.
As a preferable mode of the present embodiment, the first bearing 7 and the second bearing 20 are both deep groove ball bearings, the deep groove ball bearings mainly bear radial loads, and also can bear both radial loads and axial loads, when the deep groove ball bearings bear only radial loads, the contact angle is zero, when the deep groove ball bearings have large radial play, the deep groove ball bearings have the performance of an angular contact bearing, can bear large axial loads, and have small friction coefficient and high limit rotation speed.
As a preferable mode of the present embodiment, the outer surface of the rotating disc 6 is provided with knurls 5 to increase the friction force of the hand, thereby facilitating the rotation of the rotating disc 6.
As a preferable mode of this embodiment, the hook 9 is detachably disposed at the bottom of the driven shaft 8, the hook 9 is made of an aluminum alloy, the aluminum alloy has a low density, but has a higher strength, which is close to or exceeds that of high-quality steel, and the driven shaft has good plasticity and can be processed into various shapes.
In this embodiment, be provided with stop collar 12 with main shaft 21 sliding fit above the sleeve 11 inner wall, the bottom of main shaft 21 is rotated and is provided with first pulley 13, sleeve 11 both sides wall top is provided with fixed block 10 and second pulley 18 respectively, the outer wall fixedly connected with drive box 16 that sleeve 11 is close to second pulley 18 one side, drive box 16 is provided with receipts rope ware 17, receive rope ware 17, second pulley 18 and first pulley 13 and pass through the rope and constitute the assembly pulley, first pulley 13 is the movable pulley, second pulley 18 is the fixed pulley, receive rope ware 17 and pass through auto-lock worm mechanism drive connection.
In this embodiment, the self-locking worm mechanism includes a worm wheel and a worm that are coaxially and drivingly connected to the rope collector 17, a hand wheel is disposed at one end of the worm that is far away from the worm wheel, a lead angle of the worm is smaller than an equivalent friction angle between teeth of the meshing wheel, the mechanism has self-locking performance, and can realize reverse self-locking, that is, the worm wheel can only be driven by the worm, but the worm wheel cannot drive the worm, so as to freely adjust the rising height of the main shaft 21.
The principle of the embodiment is as follows: the rope collecting device 17 is connected through a self-locking worm mechanism in a driving mode, the mechanism has self-locking performance, reverse self-locking can be achieved, namely a worm wheel can only be driven by the worm, the worm cannot be driven by the worm wheel, the effect of freely adjusting the rising height of the main shaft 21 is achieved, the rotating disc 6 is stirred by a hand, the rotating disc 6 rotates and is meshed with the inner gear ring 3 through the gear 4, the driven shaft 8 rotates simultaneously, the teaching commodity installed at the bottom end of the driven shaft 8 can rotate along with the rotating disc 6, the teaching commodity can also rotate, students can observe the full appearance of the teaching commodity in all directions under the condition that the students cannot move the positions of the students, and teaching is facilitated.
Example 2
Referring to fig. 1 to 3, the present embodiment is different from embodiment 1 in that: the fixed a plurality of bracing pieces 19 that are provided with in the below outside that main shaft 21 is located rolling disc 6, the end that main shaft 21 was kept away from to bracing piece 19 rotates and is provided with support ball 22, support ball 22 rotates the butt with 6 bottoms of rolling disc, bracing piece 19 does not disturb rolling disc 6 and rotates and play the auxiliary stay effect to rolling disc 6, increases the stability of device.
The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (7)
1. The utility model provides a teaching display device for electronic commerce, includes fixed cover (2), rolling disc (6), driven shaft (8), sleeve (11), base (14), universal wheel (15) and main shaft (21), main shaft (21) activity sets up in sleeve (11), sleeve (11) bottom and base (14) fixed connection, base (14) bottom is provided with universal wheel (15), its characterized in that, main shaft (21) top is provided with fixed cover (2), main shaft (21) can dismantle with fixed cover (2) through main shaft locking cap (1) and be connected, main shaft (21) are located the below of fixed cover (2) and are provided with rolling disc (6), rolling disc (6) rotate with main shaft (21) through second bearing (20) and are connected, be provided with a plurality of driven shaft (8) on fixed cover (2), every group driven shaft (8) rotate with rolling disc (6) through first bearing (7) and are connected, the gear (4) is fixedly arranged at the top end of the first bearing (7), and the inner side of the fixed sleeve (2) is provided with an inner gear ring (3) matched with the gear (4).
2. Teaching demonstration device for electronic commerce according to claim 1, characterised in that said first bearing (7) and second bearing (20) are both deep groove ball bearings.
3. Teaching demonstration device for electronic commerce according to claim 1, characterised in that the outer side surface of the rotary disc (6) is provided with knurling (5).
4. The teaching demonstration device for electronic commerce according to claim 1, wherein a hook (9) is detachably disposed at the bottom of the driven shaft (8), and the hook (9) is made of aluminum alloy.
5. The teaching display device for electronic commerce according to claim 2, wherein a stop collar (12) which is in sliding fit with the main shaft (21) is arranged above the inner wall of the sleeve (11), a first pulley (13) is rotatably arranged at the bottom end of the main shaft (21), a fixed block (10) and a second pulley (18) are respectively arranged at the tops of two side walls of the sleeve (11), a driving box (16) is fixedly connected to the outer wall of one side of the sleeve (11) close to the second pulley (18), the driving box (16) is provided with a rope winding device (17), the second pulley (18) and the first pulley (13) form a pulley block through ropes, the first pulley (13) is a movable pulley, the second pulley (18) is a fixed pulley, and the rope winding device (17) is in driving connection through a worm self-locking mechanism.
6. The teaching and showing device for electronic commerce according to claim 5, wherein the self-locking worm mechanism comprises a worm wheel and a worm which are coaxially connected with the rope collector (17) in a driving manner, a hand wheel is arranged at one end of the worm, which is far away from the worm wheel, and the lead angle of the worm is smaller than the equivalent friction angle between the teeth of the meshing wheel.
7. The teaching display device for electronic commerce according to claim 5, wherein the main shaft (21) is fixedly provided with a plurality of support rods (19) at the lower outer side of the rotating disc (6), the end of the support rod (19) far away from the main shaft (21) is rotatably provided with a support ball (22), and the support ball (22) is rotatably abutted against the bottom end of the rotating disc (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920349820.XU CN209980541U (en) | 2019-03-19 | 2019-03-19 | Electronic commerce is with teaching display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920349820.XU CN209980541U (en) | 2019-03-19 | 2019-03-19 | Electronic commerce is with teaching display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209980541U true CN209980541U (en) | 2020-01-21 |
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ID=69255021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920349820.XU Expired - Fee Related CN209980541U (en) | 2019-03-19 | 2019-03-19 | Electronic commerce is with teaching display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209980541U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112435538A (en) * | 2020-12-04 | 2021-03-02 | 汪胡畏 | University student's occupation planning is guided with device of explaining |
-
2019
- 2019-03-19 CN CN201920349820.XU patent/CN209980541U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112435538A (en) * | 2020-12-04 | 2021-03-02 | 汪胡畏 | University student's occupation planning is guided with device of explaining |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200121 |
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| CF01 | Termination of patent right due to non-payment of annual fee |