CN211956858U - Economics teaching is with data display device convenient to fold and place - Google Patents
Economics teaching is with data display device convenient to fold and place Download PDFInfo
- Publication number
- CN211956858U CN211956858U CN201922238634.1U CN201922238634U CN211956858U CN 211956858 U CN211956858 U CN 211956858U CN 201922238634 U CN201922238634 U CN 201922238634U CN 211956858 U CN211956858 U CN 211956858U
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- gear
- bearing
- display device
- folding
- data display
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Abstract
The utility model discloses a data display device for economics teaching, which is convenient to fold and place, comprising a base, wherein a first display board is connected with a bolt and a nut on the folding device, a rotating device is arranged on the first display board, a limit pin is arranged on the rotating device, a second display board is arranged on the rotating device, a bearing is connected with the bolt and the nut on a support board, a support pipe is connected with the bolt and the nut on the bearing, a spring is welded inside the support pipe, a fixed pin is welded at the right end of the spring, a pull ring is welded on the fixed pin, a rotating disc is connected at the right side of the bearing, a plurality of pin holes with the same specification are arranged on the left end surface of the rotating disc, and a rotating shaft is welded on the first display board, the display device is folded and placed, so that the display device is convenient to move and store, and the efficiency is improved.
Description
Technical Field
The utility model relates to an economics technical field specifically is a data display device is used in economics teaching convenient to folding placing.
Background
Along with the progress of society, the economics is known by people gradually, and a large amount of data need be shown in the teaching process of economics for the learner can more specifically know the economics knowledge, and display device need be used in the data display process, and display device's use improves teaching efficiency greatly.
The data display device for the existing economics teaching has the advantages of large volume, large occupied area, inconvenient storage and movement and incapability of being folded and stored.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving current data display device for the economics teaching, the volume is great, occupies great area, and inconvenient saving and removal can not fold the problem of depositing, and the economics teaching of being convenient for fold and placing that provides is with data display device.
In order to achieve the above object, the utility model provides a following technical scheme: comprises a base, four travelling wheels with the same specification are arranged at the lower end of the base, a hydraulic device is welded at the upper end of the base, a support plate is welded at the upper end of the hydraulic device, a folding device is connected onto the support plate through bolts and nuts, a first display board is connected onto the folding device through bolts and nuts, a rotating device is arranged on the first display board, a limit pin is arranged on the rotating device, a second display board is arranged on the rotating device, a bearing is connected onto the support plate through bolts and nuts, a support pipe is connected onto the upper end of the bearing through bolts and nuts, a spring is welded inside the support pipe, a fixing pin is welded at the right end of the spring, a pull ring is welded on the fixing pin, a rotating disc is connected at the right side of the bearing, a plurality of pin holes with the same specification, the rotating shaft is connected with a first gear, a limiting pin hole is fixedly formed in the first gear, and a second gear is welded on the second display board.
Preferably, the hydraulic device consists of a hydraulic pump and a hydraulic rod, a power supply input line is connected to the hydraulic device, a control switch is arranged on the hydraulic device, the power supply input line provides electric energy, and the control switch controls the opening and closing of the hydraulic pump.
Preferably, the folding device comprises a bearing, a supporting tube, a spring, a pull ring, a fixing pin and a rotating disc, and realizes the folding effect.
Preferably, the bolt nut is connected with the bearing base in the rolling disc, the rolling disc passes through the bolt nut with first show board and is connected, the bearing other end is connected on the bearing base, and the bearing base can rotate around the bearing to realize folding effect.
Preferably, the upper end of the supporting tube is provided with a slot, the pull ring penetrates through the slot, and the pull ring moves along the slot of the supporting tube.
Preferably, the rotating device is composed of a rotating shaft, a first gear and a second gear, a support frame is arranged on the rotating device and welded on the first display board, and a limiting pin hole is fixedly formed in the support frame.
Preferably, a bearing base is arranged on the first gear, the rotating shaft is connected to the bearing base, and the first gear is meshed with the second gear through a gear.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a data display device is used in economics teaching convenient to fold and place through folding device and rotating device, realizes that display device folds and places, makes things convenient for display device's removal and deposits to raise the efficiency.
Drawings
Fig. 1 is the utility model discloses the economics teaching is with data display device's that is convenient for fold and places structural schematic.
Fig. 2 is the utility model discloses the economics teaching is with data display device's side view convenient to fold and place.
Fig. 3 is a schematic structural diagram of the folding device of the present invention.
In the figure: 1-base, 2-road wheel, 3-hydraulic device, 4-supporting plate, 5-folding device, 6-first display plate, 7-rotating device, 8-limiting pin, 9-second display plate, 10-bearing, 11-supporting tube, 12-spring, 13-pull ring, 14-fixing pin, 15-rotating disc, 16-pin hole, 17-rotating shaft, 18-first gear, 19-limiting pin hole and 20-second gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: including base 1, its characterized in that: the lower end of the base 1 is provided with four travelling wheels 2 with the same specification, the upper end of the base 1 is welded with a hydraulic device 3, the upper end of the hydraulic device 3 is welded with a support plate 4, the support plate 4 is connected with a folding device 5 through bolts and nuts, the folding device 5 is connected with a first display plate 6 through bolts and nuts, the first display plate 6 is provided with a rotating device 7, the rotating device 7 is provided with a limit pin 8, the rotating device 7 is provided with a second display plate 9, the support plate 4 is connected with a bearing 10 through bolts and nuts, the upper end of the bearing 10 is connected with a support tube 11 through bolts and nuts, a spring 12 is welded in the support tube 11, a fixing pin 14 is welded at the right end of the spring 12, a pull ring 13 is welded on the fixing pin 14, a rotating disc 15 is connected on the right side of the bearing 10, a plurality of, the foldable display device is characterized in that a rotating shaft 17 is welded on the first display board 6, a first gear 18 is connected on the rotating shaft 17, a limiting pin hole 19 is fixedly arranged on the first gear 18, a second gear 20 is welded on the second display board 9, the hydraulic device 3 consists of a hydraulic pump and a hydraulic rod, a power input line is connected on the hydraulic device 3, a control switch is arranged on the hydraulic device 3, the power input line provides electric energy, the control switch controls the hydraulic pump to be opened and closed, the folding device 5 consists of a bearing 10, a support pipe 11, a spring 12, a pull ring 13, a fixed pin 14 and a rotating disc 15, the folding effect is realized, a bolt nut is connected with a bearing base in the rotating disc 15, the rotating disc 15 is connected with the first display board 6 through a bolt nut, the other end of the bearing 10 is connected on the bearing base, and the bearing base can rotate around the, thereby realize folding effect, the stay tube 11 upper end is provided with the fluting, pull ring 13 passes the fluting, and the pull ring acts on along the fluting of stay tube and removes, rotating device 7 comprises axis of rotation 17, first gear 18 and second gear 20, the last support frame that is provided with of rotating device 7, the support frame welding is on first show board 6, the fixed spacing pinhole that is provided with on the support frame, be provided with the bearing base on the first gear 18, axis of rotation 17 connects on the bearing base, first gear 18 is connected through gear engagement with second gear 20.
The utility model discloses a theory of operation does: the hydraulic device 3 is powered on, the hydraulic pump pushes the hydraulic rod to move upwards or downwards through the control switch to realize the adjustment of the height of the display device, a worker takes off the limit pin 8, rotates the second display board 9 to enable the second gear 20 on the second display board 9 to rotate around the first theory 18, the first gear 18 rotates around the rotating shaft 17 to realize the folding action of the second display board 9, pulls the pull ring 13 to move leftwards along the supporting pipe 11, the pull ring 13 drives the fixing pin 14 to move leftwards, the fixing pin 14 breaks away from the fixing action on the rotating disc 15, the rotating disc 15 on the first display board 6 rotates around the bearing 10 to realize the folding action of the first display board 6, meanwhile, the fixing pin 14 moves leftwards to extrude the spring 12, the spring 12 gives a certain reacting force to the fixing pin 14, after the external force is cancelled, the spring 12 pushes the fixing pin 14 to move rightwards, and is inserted into a pin hole 16 in the rotating disc 15 to achieve a fixing function.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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 (7)
1. The utility model provides a data display device is used in economics teaching convenient to folding placing, includes base (1), its characterized in that: the lower end of the base (1) is provided with four travelling wheels (2) with the same specification, the upper end of the base (1) is welded with a hydraulic device (3), the upper end of the hydraulic device (3) is welded with a support plate (4), the support plate (4) is connected with a folding device (5) through bolts and nuts, the folding device (5) is connected with a first display plate (6) through bolts and nuts, the first display plate (6) is provided with a rotating device (7), the rotating device (7) is provided with a limiting pin (8), the rotating device (7) is provided with a second display plate (9), the support plate (4) is connected with a bearing (10) through bolts and nuts, the upper end of the bearing (10) is connected with a support tube (11) through bolts and nuts, the support tube (11) is internally welded with a spring (12), and the right end of the spring, the welding has pull ring (13) on fixed pin (14), bearing (10) right side is connected with rolling disc (15), rolling disc (15) left end face is provided with the same pinhole (16) of a plurality of specification, the welding has axis of rotation (17) on first show board (6), be connected with first gear (18) on axis of rotation (17), fixed spacing pinhole (19) that are provided with on first gear (18), the welding has second gear (20) on second show board (9).
2. The economic teaching data display device convenient for folding placement according to claim 1, wherein: the hydraulic device (3) is composed of a hydraulic pump and a hydraulic rod, a power supply input line is connected to the hydraulic device (3), and a control switch is arranged on the hydraulic device (3).
3. The economic teaching data display device convenient for folding placement according to claim 1, wherein: the folding device (5) is composed of a bearing (10), a supporting pipe (11), a spring (12), a pull ring (13), a fixing pin (14) and a rotating disc (15).
4. The economic teaching data display device convenient for folding placement according to claim 1, wherein: the bolt nut is connected with the bearing base in rolling disc (15), rolling disc (15) and first show board (6) pass through the bolt nut and are connected, the bearing (10) other end is connected on the bearing base.
5. The economic teaching data display device convenient for folding placement according to claim 1, wherein: the upper end of the supporting tube (11) is provided with a slot, and the pull ring (13) penetrates through the slot.
6. The economic teaching data display device convenient for folding placement according to claim 1, wherein: rotating device (7) comprises axis of rotation (17), first gear (18) and second gear (20), be provided with the support frame on rotating device (7), the support frame welding is on first show board (6), the fixed spacing pinhole that is provided with on the support frame.
7. The economic teaching data display device convenient for folding placement according to claim 1, wherein: the bearing base is arranged on the first gear (18), the rotating shaft (17) is connected to the bearing base, and the first gear (18) is meshed with the second gear (20) through a gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922238634.1U CN211956858U (en) | 2019-12-13 | 2019-12-13 | Economics teaching is with data display device convenient to fold and place |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922238634.1U CN211956858U (en) | 2019-12-13 | 2019-12-13 | Economics teaching is with data display device convenient to fold and place |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211956858U true CN211956858U (en) | 2020-11-17 |
Family
ID=73175133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922238634.1U Expired - Fee Related CN211956858U (en) | 2019-12-13 | 2019-12-13 | Economics teaching is with data display device convenient to fold and place |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211956858U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114259149A (en) * | 2021-12-13 | 2022-04-01 | 陈根法 | Intelligent cost advisory device that building engineering used |
-
2019
- 2019-12-13 CN CN201922238634.1U patent/CN211956858U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114259149A (en) * | 2021-12-13 | 2022-04-01 | 陈根法 | Intelligent cost advisory device that building engineering used |
| CN114259149B (en) * | 2021-12-13 | 2024-01-26 | 陈根法 | Intelligent cost consultation device for constructional engineering |
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Legal Events
| 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: 20201117 Termination date: 20211213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |