CN213512928U - Portable academic achievement evaluation display device - Google Patents
Portable academic achievement evaluation display device Download PDFInfo
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- CN213512928U CN213512928U CN202021268530.1U CN202021268530U CN213512928U CN 213512928 U CN213512928 U CN 213512928U CN 202021268530 U CN202021268530 U CN 202021268530U CN 213512928 U CN213512928 U CN 213512928U
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- 230000000694 effects Effects 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000001902 propagating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a portable academic achievement evaluation display device, including the display screen, the back of display screen is provided with first backup pad, first backup pad middle part transversely is fixed with first screw rod, the cover is equipped with the support cover on the first screw rod, support the cover middle part and transversely seted up first round hole, first screw rod passes and outwards stretches out from first round hole, it keeps away from display screen one side and is fixed with first friction disc to support the cover, first screw rod stretches out one end threaded connection from supporting the cover and has first thread bush, first thread bush is close to first friction disc one side and is fixed with the second friction disc, support the cover lower extreme and install height adjustment mechanism, the height of the adjustable display screen of height adjustment mechanism. The utility model provides a portable academic achievement evaluation display device, but the display screen free rotation, the display screen can realize the free change that horizontal screen shows and erect the screen display, and this device part can adduction, convenient storage also can be used to the route guide.
Description
Technical Field
The utility model belongs to portable display device field, specifically speaking are portable academic achievement evaluation display device.
Background
When the celebrity participated in public activities, if during speech, publicity activities, often need paste the poster and carry out the propaganda, but the poster can not cyclic utilization, generally can destroy when speech or publicity activities finish, can pollute the environment destroying the in-process, also lacks a mobilizable academic achievement display device on the market at present.
SUMMERY OF THE UTILITY MODEL
The utility model provides a portable academic achievement evaluation display device for solve the defect among the prior art.
The utility model discloses a following technical scheme realizes:
the utility model provides a portable academic achievement evaluation display device, includes the display screen, the back of display screen is provided with first backup pad, first backup pad middle part transversely is fixed with first screw rod, the cover is equipped with the support cover on the first screw rod, support the cover middle part and transversely seted up first round hole, first screw rod passes and outwards stretches out from first round hole, support the cover and keep away from display screen one side and be fixed with first friction disc, first screw rod stretches out one end threaded connection from supporting the cover and has first thread bush, first thread bush is close to first friction disc one side and is fixed with the second friction disc, support the cover lower extreme and install height adjustment mechanism, the height of the adjustable display screen of height adjustment mechanism, first thread bush keep away from display screen one side and be fixed with and be annular wrong ring.
The mobile academic achievement evaluation and display device comprises a support tube, a second screw rod, a round block, a second threaded sleeve, a third threaded sleeve, an annular ring, a first retaining ring, a support block, a first support rod and a second support rod, wherein the support tube is vertically fixed at the lower end of the support sleeve, threads are arranged on the inner ring of the support tube, the round block is arranged in the support tube, the round block is in threaded connection with the support tube, the second screw rod is vertically fixed at the middle position of the bottom of the round block, the second threaded sleeve and the third threaded sleeve are in threaded connection with the second screw rod, the second threaded sleeve is sleeved above the third threaded sleeve, the first retaining ring is fixed at the bottom of the support tube, the bottom of the second screw rod extends out of the inner ring of the first retaining ring, the support block is fixed at the bottom of the second screw rod, an annular groove is formed in the middle of the third threaded sleeve, the annular ring is sleeved in the annular ring, the circular array of second thread bush lower extreme has a plurality of first bracing pieces, and first bracing piece and second thread bush adopt hinged joint, and the circular array of outer lane of annular circle has a plurality of second bracing pieces, first bracing piece and second bracing piece one-to-one, and second bracing piece one end and annular circle adopt the hinge to connect in succession, and the second bracing piece other end and first bracing piece adopt hinged joint.
According to the mobile academic achievement evaluation display device, the number of the first supporting rods and the number of the second supporting rods are three.
According to the mobile academic achievement evaluation and display device, the inner diameter of the first check ring is larger than the outer diameters of the second threaded sleeve and the annular ring, and the radius of the inner ring of the first check ring is larger than the minimum distance from the outer side surface of the bottom of the first supporting rod to the second screw rod.
The utility model has the advantages that: when the utility model is needed to be used for publicizing the celebrity, the display screen is used for opening the information which is needed to be displayed by the celebrity, the display screen can be vertically displayed and can also be horizontally displayed, when the display screen is needed to be vertically displayed, the first thread sleeve is unscrewed, the display screen is rotated to be in a vertical state, the first thread sleeve is reversely rotated, the first friction plate is contacted with the second friction plate, the display screen is tightly locked on the support sleeve, and then the display screen is set to be vertically displayed; if the transverse screen display is needed, the first threaded sleeve is unscrewed, the display screen is rotated to be in a transverse display state, the first threaded sleeve is rotated reversely, the first friction plate is in contact with the second friction plate, the display screen is tightly locked on the support sleeve, and then the display screen is set to be in the transverse screen display state; the height of the display screen can be adjusted through the height adjusting mechanism, meanwhile, the height adjusting mechanism can be retracted, the storage is convenient, and meanwhile, the utility model can be used for route guidance; the utility model provides a portable academic achievement evaluation display device, but the display screen free rotation, the display screen can realize horizontal screen display and erect the free change that the screen display shows, the utility model discloses the part can adduction, reduces the utility model discloses an occupation space, convenient storage, the utility model discloses can circulate practicality, pollution-free to the environment, simultaneously the utility model discloses can be used to the route guide.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of the portion I in FIG. 1; fig. 3 is an enlarged sectional view taken along line a-a of fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides a portable academic achievement evaluation display device, as shown in the figure, including display screen 1, the back of display screen 1 is provided with first backup pad 2, 2 middle parts of first backup pad transversely are fixed with first screw rod 3, the cover is equipped with and supports cover 4 on first screw rod 3, support cover 4 middle parts and transversely seted up first round hole, first screw rod 3 passes and outwards stretches out from first round hole, it is fixed with first friction disc 5 to support 1 one side of cover 4 and keep away from the display screen, first screw rod 3 stretches out one end threaded connection from supporting cover 4 and has first thread bush 6, first thread bush 6 is close to 5 one side of first friction disc and is fixed with second friction disc 8, support 4 lower ends of cover and install height adjustment mechanism, height adjustment mechanism can adjust the height of display screen 1. When needing to use the utility model discloses when propagating to the celebrity, use display screen 1 to open the information that the celebrity needs to demonstrate, display screen 1 can erect the screen display and show and also can violently screen display, when needing to erect the screen display, unscrew first thread bush 6, rotatory display screen 1, rotate display screen 1 for vertical state, reverse rotation first thread bush 6, first friction disc 5 and second friction disc 8 contact, display screen 1 is tightly locked on support cover 4, it can to set up display screen 1 for erecting the screen display again; if the transverse screen display is needed, the first threaded sleeve 6 is unscrewed, the display screen 1 is rotated to be in a transverse display state, the first threaded sleeve 6 is rotated reversely, the first friction plate 5 is contacted with the second friction plate 8, the display screen 1 is tightly locked on the support sleeve 4, and then the display screen 1 is set to be in the transverse screen display state; the height of the display screen 1 can be adjusted through the height adjusting mechanism, meanwhile, the height adjusting mechanism can be retracted, the storage is convenient, and meanwhile, the utility model can be used for route guidance; the utility model provides a portable academic achievement evaluation display device, but the display screen free rotation, the display screen can realize horizontal screen display and erect the free change that the screen shows, the utility model discloses the part can adduction, reduces the utility model discloses an occupation space, convenient storage, the utility model discloses can circulate practicality, pollution-free to the environment, simultaneously the utility model discloses can be used to the route guide, first thread bush 6 keep away from 1 one side of display screen and be fixed with and be annular twist ring 7. The first thread bush 6 is convenient for an operator to unscrew or tighten through the screwing ring 7.
Specifically, as shown in the figure, the height adjusting mechanism according to this embodiment includes a support tube 9, a second screw rod 10, a round block 11, a second threaded sleeve 12, a third threaded sleeve 13, an annular ring 14, a first retainer ring 15, a support block 16, a first support rod 17 and a second support rod 18, the support tube 9 is vertically fixed at the lower end of the support sleeve 4, threads are arranged on the inner ring of the support tube 9, the round block 11 is arranged in the support tube 9, the round block 11 and the support tube 9 are connected by threads, the second screw rod 10 is vertically fixed at the middle position of the bottom of the round block 11, the second threaded sleeve 12 and the third threaded sleeve 13 are connected by threads on the second screw rod 10, the second threaded sleeve 12 is above the third threaded sleeve 13, the first retainer ring 15 is fixed at the bottom of the support tube 9, the bottom of the second screw rod 10 extends out from the inner ring of the first retainer ring 15, the support block 16 is fixed at the bottom of the second screw rod, annular ring 14 is equipped with to the ring channel 19 endotheca, annular ring 14 can be at the ring channel 19 internal rotation, the circular array of second thread bush 12 lower extreme has a plurality of first bracing pieces 17, first bracing piece 17 and second thread bush 12 adopt hinged joint, the circular array of outer lane of annular ring 14 has a plurality of second bracing pieces 18, first bracing piece 17 and second bracing piece 18 one-to-one, second bracing piece 18 one end and annular ring 14 adopt hinged joint, the second bracing piece 18 other end and first bracing piece 17 adopt hinged joint. When the height adjusting mechanism is required to be used for heightening the display screen 1, the second screw rod 10 is rotated downwards, the second screw rod 10 is fixed at the bottom of the round block 11, the round block 11 is in threaded connection with the supporting pipe 9, the second screw rod 10 is continuously rotated downwards to enable the round block 11 to be rotated to the bottom of the supporting pipe 9, so that the height of the display screen 1 is adjusted, if the height is not enough, the third threaded sleeve 13 can be rotated downwards, then the second threaded sleeve 12 is rotated downwards, and the second threaded sleeve 12 and the third threaded sleeve 13 keep a proper distance, so that the height of the display screen 1 is higher, and meanwhile, the display screen 1 can be supported on the ground through the first supporting rod 17; when the height of the display screen 1 needs to be adjusted down by using the height adjusting mechanism, the operation is reversed.
Specifically, three first support bars 17 and three second support bars 18 form a stable triangle, and the number of the first support bars 17 and the number of the second support bars 18 are three in this embodiment. Can be with the help of triangle-shaped's stability, make the utility model discloses it is more stable during the use.
Further, since the inner ring of the first retainer ring 15 is larger, the inner diameter of the first retainer ring 15 in this embodiment is larger than the outer ring diameter of the second thread bushing 12 and the annular ring 14, and the radius of the inner ring of the first retainer ring 15 is larger than the minimum distance from the bottom outer side surface of the first support rod 17 to the second screw 10. Can make in second thread bush 12, annular ring 14, first bracing piece 17 and the scalable stay tube 9 of second bracing piece 18, reduce the utility model discloses an occupation space, convenient storage.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (4)
1. The utility model provides a portable academic achievement evaluation display device which characterized in that: comprises a display screen (1), a first supporting plate (2) is arranged on the back of the display screen (1), a first screw rod (3) is transversely fixed in the middle of the first supporting plate (2), a supporting sleeve (4) is sleeved on the first screw rod (3), a first round hole is transversely formed in the middle of the supporting sleeve (4), the first screw rod (3) passes through the first round hole and extends outwards, a first friction plate (5) is fixed on one side of the supporting sleeve (4) far away from the display screen (1), one end of the first screw rod (3) extending out of the supporting sleeve (4) is in threaded connection with a first thread sleeve (6), a second friction plate (8) is fixed on one side of the first thread sleeve (6) close to the first friction plate (5), a height adjusting mechanism is installed at the lower end of the supporting sleeve (4), and can adjust the height of the display screen (1), and an annular screwing ring (7) is fixed on one side of the first threaded sleeve (6) far away from the display screen (1).
2. The mobile academic achievement evaluation and display device of claim 1, wherein: the height adjusting mechanism comprises a supporting pipe (9), a second screw rod (10), a round block (11), a second threaded sleeve (12), a third threaded sleeve (13), an annular ring (14), a first retainer ring (15), a supporting block (16), a first supporting rod (17) and a second supporting rod (18), wherein the supporting pipe (9) is vertically fixed at the lower end of the supporting sleeve (4), threads are arranged on the inner ring of the supporting pipe (9), the round block (11) is arranged in the supporting pipe (9), the round block (11) is in threaded connection with the supporting pipe (9), the second screw rod (10) is vertically fixed at the middle position of the bottom of the round block (11), the second threaded sleeve (12) and the third threaded sleeve (13) are in threaded connection on the second screw rod (10), the second threaded sleeve (12) is arranged above the third threaded sleeve (13), the first retainer ring (15) is fixed at the bottom of the supporting pipe (9), and the bottom of the second screw rod (10) extends out of the inner ring (15), the bottom of second screw rod (10) is fixed with supporting shoe (16), ring channel (19) have been seted up at third thread bush (13) middle part, ring channel (19) endotheca is equipped with annular ring (14), annular ring (14) can be at ring channel (19) internal rotation, the circular array of second thread bush (12) lower extreme has a plurality of first bracing piece (17), first bracing piece (17) and second thread bush (12) adopt hinged joint, the circular array in outer lane of annular ring (14) has a plurality of second bracing pieces (18), first bracing piece (17) and second bracing piece (18) one-to-one, second bracing piece (18) one end and annular ring (14) adopt the hinge to connect, the second bracing piece (18) other end and first bracing piece (17) adopt hinged joint.
3. The mobile academic achievement evaluation and display device of claim 2, wherein: the number of the first supporting rods (17) and the number of the second supporting rods (18) are three.
4. The mobile academic achievement evaluation and display device of claim 2, wherein: the inner diameter of the first retainer ring (15) is larger than the diameters of the outer rings of the second threaded sleeve (12) and the annular ring (14), and the radius of the inner ring of the first retainer ring (15) is larger than the minimum distance from the outer side surface of the bottom of the first support rod (17) to the second screw (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021268530.1U CN213512928U (en) | 2020-07-02 | 2020-07-02 | Portable academic achievement evaluation display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021268530.1U CN213512928U (en) | 2020-07-02 | 2020-07-02 | Portable academic achievement evaluation display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213512928U true CN213512928U (en) | 2021-06-22 |
Family
ID=76434739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021268530.1U Expired - Fee Related CN213512928U (en) | 2020-07-02 | 2020-07-02 | Portable academic achievement evaluation display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213512928U (en) |
-
2020
- 2020-07-02 CN CN202021268530.1U patent/CN213512928U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210622 |