CN210870215U

CN210870215U - Telescopic certificate card

Info

Publication number: CN210870215U
Application number: CN201921576702.9U
Authority: CN
Inventors: 万金国
Original assignee: Ningbo Yinuo Office Supplies Co ltd
Current assignee: Ningbo Yinuo Office Supplies Co ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-06-30
Anticipated expiration: 2029-09-20

Abstract

The utility model discloses a telescopic certificate card, including the certificate card body, certificate card body end be equipped with the casing, the casing in roll and be equipped with the center pin, the outer circumference of center pin on the cover be equipped with the gyro wheel, the casing upper surface be equipped with the through-hole groove, the gyro wheel pass through the through-hole groove and can be stirred, the utility model provides a simple structure and convenient to use's telescopic certificate card.

Description

Telescopic certificate card

Technical Field

The utility model relates to a stationery technical field especially relates to a telescopic certificate card.

Background

Certificate card as the stationery that highlights the enterprise image, extensive being applied to various enterprises and large-scale exhibition, according to prior art, disclosed a take integrative certificate card of flexible rope on the national intellectual property office website, application number is 2018214803023, utilizes: the rope is hung to stretch and retract under the matching action of the coil spring, the button, the adjusting wheel and the limit stop, the structure is complex, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: overcomes the defects of the prior art and provides a telescopic certificate card with simple structure and convenient use.

The utility model adopts the technical proposal that: the utility model provides a telescopic certificate card, includes the certificate card body, certificate card body tip be equipped with the casing, the casing in roll and be equipped with the center pin, the outer circumference of center pin on the cover be equipped with the gyro wheel, the casing upper surface be equipped with the through-hole groove, the gyro wheel can be stirred through the through-hole groove.

After the structure more than adopting, compared with the prior art, the utility model has the following advantage: establish the gyro wheel on the center pin, stir the gyro wheel and just can drive the center pin and rotate, simple structure, convenient to use, the gear is generally chooseed for use to the gyro wheel, stirs the gear and can adjust the length that the string rope stretches out.

Preferably, the shell comprises an upper shell and a lower shell, the upper shell is arranged on the lower shell, the central shaft is arranged in the lower shell and can move up and down, the central shaft can rotate when moving down, and the central shaft stops rotating after moving up, so that the length of the hanging rope can be controlled at any time, and the rope hanging device is simple in structure and convenient to use.

Preferably, the lower casing in be equipped with first backup pad and second backup pad respectively, first backup pad and second backup pad between be parallel to each other and first backup pad distributes along the radial direction of center pin, first backup pad and second backup pad on all be equipped with the spout, the center pin be located the spout and center pin sliding fit is in the spout from top to bottom, simple structure utilizes center pin sliding fit to realize the up-and-down motion in the spout from top to bottom.

Preferably, the central shaft is provided with a first limiting plate and a second limiting plate respectively, the first limiting plate is located on the side face, far away from the second supporting plate, of the first supporting plate, the second limiting plate is located on the side face, far away from the first supporting plate, of the second supporting plate, the central shaft is axially limited, and reliability is high.

Preferably, the central shaft further comprises at least two return springs, the upper ends of the return springs are arranged on the central shaft, the lower ends of the return springs are arranged at the bottom in the lower shell body, the central shaft can conveniently reset, and the central shaft stops rotating after resetting.

Preferably, the number of the return springs is two, the return springs are respectively positioned on two sides of the roller, the structure is simple, and the return effect is good.

Preferably, the lower surface of the central shaft is provided with a supporting seat, the upper surface of the supporting seat is provided with an arc-shaped groove, the arc-shaped groove is matched with the lower surface of the central shaft in a rotating mode, the upper end of the reset spring is fixed on the lower surface of the supporting seat, the central shaft can be conveniently reset, the rotation of the central shaft is not influenced, and the reliability is high.

Preferably, the bottom in the lower shell is provided with a fixing column, and the lower end of the return spring is sleeved on the fixing column, so that the return spring is convenient to set.

Preferably, the idler wheel comprises a first half wheel and a second half wheel, the first half wheel and the second half wheel are connected in a clamped mode, a first clamping block and a second clamping block are arranged on the side face of the central shaft respectively, clamping grooves are formed in the middle of the first half wheel and the middle of the second half wheel respectively, and the first clamping block and the second clamping block are clamped in the clamping grooves respectively and are convenient to install and disassemble.

Preferably, the side surface of the first half wheel close to the central shaft is provided with a groove, and the side surface of the second half wheel close to the central shaft is provided with a convex block clamped with the groove, so that the mounting and the dismounting are convenient.

Drawings

FIG. 1 is a perspective view of a retractable certificate card of the present invention;

FIG. 2 is a perspective view of the retractable certificate card with the upper housing removed;

FIG. 3 is a perspective view of a retractable credential card with the upper housing and central shaft removed;

FIG. 4 is a perspective view of a central shaft and a roller of the retractable certificate card of the present invention;

FIG. 5 is a perspective view of a retractable certificate card center pin of the present invention;

fig. 6 is a perspective view of the retractable certificate card roller of the present invention.

Wherein, 1, certificate card body, 2, casing, 3, center pin, 4, gyro wheel, 5, through-hole groove, 6, go up the casing, 7, lower casing, 8, first backup pad, 9, second backup pad, 10, spout, 11, first limiting plate, 12, second limiting plate, 13, reset spring, 14, supporting seat, 15, the arc wall, 16, the fixed column, 17, first half wheel, 18, second half wheel, 19, first fixture block, 20, the second fixture block, 21, draw-in groove, 22, the lug, 23, the recess.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

As shown in the figure, the utility model provides a telescopic certificate card, including certificate card body 1, 1 tip of certificate card body be equipped with casing 2, casing 2 in roll and be equipped with

center pin

3, 3 outer circumferences of center pin on the cover be equipped with

gyro wheel

4, 2 upper surfaces of casing be equipped with through-hole groove 5, gyro wheel 4 can be stirred through-hole groove 5, the utility model has the advantages that establish gyro wheel 4 on center pin 3, stir gyro wheel 4 and just can drive center pin 3 and rotate, simple structure, convenient to use, gyro wheel 4 generally chooses for use the gear, stirs the gear and can adjust the length that the string rope stretches out.

Casing 2 include casing 6 and lower casing 7, last casing 6 establish under on casing 7, center pin 3 establish under in

casing

7, 3 up-and-down motion of center pin, 3 down-and-down motion of center pin rotatable in the time of, 3 up-and-down motion of center pin after stall, can control at any time and hang the length of rope, simple structure, convenient to use goes up casing 6 and casing 7 joint down.

Lower casing 7 in be equipped with first backup pad 8 and second backup pad 9 respectively, first backup pad 8 and second backup pad 9 between be parallel to each other and first backup pad 8 distributes along 3 radial directions of center pin, first backup pad 8 and second backup pad 9 on all be equipped with spout 10, center pin 3 be located spout 10 and center pin 3 about sliding fit in spout 10, simple structure utilizes center pin 3 about sliding fit to realize the up-and-down motion in spout 10.

Center pin 3 on be equipped with first limiting plate 11 and second limiting plate 12 respectively, first limiting plate 11 be located first backup pad 8 and keep away from the side of second backup pad 9, second limiting plate 12 be located second backup pad 9 and keep away from the side of first backup pad 8, carry out the axial to center pin 3 spacing, the reliability is high.

It still includes two at least reset spring 13, reset spring 13 upper end establish on center pin 3, reset spring 13 lower extreme establish the bottom in lower casing 7, simple structure, it is effectual to reset.

The number of the reset springs 13 is two, the reset springs 13 are respectively positioned at two sides of the roller 4, the structure is simple, and the reset effect is good.

3 lower surfaces of center pin be equipped with supporting seat 14, 14 upper surfaces of supporting seat be equipped with arc wall 15,

arc wall

15 and 3 lower surfaces of center pin normal running fit, reset spring 13 upper end fix at supporting seat 14 lower surfaces, the center pin 3 of being convenient for resets and does not influence the rotation of center pin 3 simultaneously, the reliability is high.

The bottom in the lower casing 7 be equipped with fixed column 16, reset spring 13 lower pot head establish on fixed column 16, be convenient for reset spring 13's setting.

The roller 4 include first half wheel 17 and second half wheel 18, first half wheel 17 and second half wheel 18 joint, 3 sides of center pin be equipped with first fixture block 19 and second fixture block 20 respectively, first half wheel 17 in the middle of and second half wheel 18 in the middle of all be equipped with draw-in groove 21, first fixture block 19 and second fixture block 20 block respectively in draw-in groove 21, be convenient for installation and dismantlement.

The side that first half wheel 17 is close to central axis 3 be equipped with recess 23, the side that second half wheel 18 is close to central axis 3 be equipped with the lug 22 of recess 23 joint, be convenient for installation and dismantlement, recess 23 and lug 22 one-to-one, the quantity of recess 23 is two, recess 23 is located the upper end and the lower extreme of first half wheel 17 respectively.

Particularly, the utility model discloses a principle is to establish gyro wheel 4 on center pin 3, stir gyro wheel 4 and just can drive center pin 3 and rotate, simple structure, high durability and convenient use, the gear is generally chooseed for use to gyro wheel 4, stir the gear and can adjust the length that the string rope stretches out, general gyro wheel 4 stretches out through-hole groove 5, be convenient for stir gyro wheel 4, just change into the gyro wheel structure with the button regulating wheel in the background art, simple structure, high durability and convenient use, gyro wheel 4 is preferred unidirectional gear design, conveniently pull out, prevent to hang the automatic withdrawal of rope, as shown in fig. 6.

While the above is directed to the preferred embodiment of the present invention, it is not intended that it be limited, except as by the appended claims. The present invention is not limited to the above embodiments, and the specific structure thereof allows for changes, all the changes made within the protection scope of the independent claims of the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a telescopic certificate card, includes certificate card body (1), certificate card body (1) tip be equipped with casing (2), casing (2) in roll be equipped with center pin (3), its characterized in that: the outer circumference of center pin (3) on the cover be equipped with gyro wheel (4), casing (2) upper surface be equipped with through-hole groove (5), gyro wheel (4) can be stirred through-hole groove (5), casing (2) include casing (6) and lower casing (7), last casing (6) establish under on casing (7), center pin (3) establish under in casing (7), center pin (3) up-and-down motion, center pin (3) rotatable during the down motion, center pin (3) stop rotating after up-motion, lower casing (7) in be equipped with first backup pad (8) and second backup pad (9) respectively, first backup pad (8) and second backup pad (9) between parallel each other and first backup pad (8) distribute along center pin (3) radial direction, first backup pad (8) and second backup pad (9) on all be equipped with spout (10), center pin (3) be located spout (10) and center pin (3) sliding fit is in spout (10) from top to bottom.

2. The retractable credential card of claim 1, wherein: center pin (3) on be equipped with first limiting plate (11) and second limiting plate (12) respectively, first limiting plate (11) be located first backup pad (8) and keep away from the side of second backup pad (9), second limiting plate (12) be located second backup pad (9) and keep away from the side of first backup pad (8).

3. The retractable credential card of claim 1, wherein: the novel hydraulic cylinder is characterized by further comprising at least two return springs (13), wherein the upper ends of the return springs (13) are arranged on the central shaft (3), and the lower ends of the return springs (13) are arranged at the bottom of the lower shell (7).

4. The retractable credential card of claim 3, wherein: the number of the return springs (13) is two, and the return springs (13) are respectively positioned on two sides of the roller (4).

5. The retractable credential card of claim 3, wherein: center pin (3) lower surface be equipped with supporting seat (14), supporting seat (14) upper surface be equipped with arc wall (15), arc wall (15) and center pin (3) lower surface normal running fit, reset spring (13) upper end fix supporting seat (14) lower surface.

6. The retractable credential card of claim 3, wherein: the bottom in lower casing (7) be equipped with fixed column (16), reset spring (13) lower pot head establish on fixed column (16).

7. The retractable credential card of claim 1, wherein: gyro wheel (4) including first half round (17) and second half round (18), first half round (17) and second half round (18) joint, center pin (3) side be equipped with first fixture block (19) and second fixture block (20) respectively, first half round (17) in the middle of all be equipped with draw-in groove (21) with second half round (18) in the middle of, first fixture block (19) and second fixture block (20) block respectively in draw-in groove (21).

8. The retractable credential card of claim 7, wherein: the side of the first half wheel (17) close to the central shaft (3) is provided with a groove (23), and the side of the second half wheel (18) close to the central shaft (3) is provided with a convex block (22) clamped with the groove (23).