CN201899197U - Roller of displaying shelf - Google Patents
Roller of displaying shelf Download PDFInfo
- Publication number
- CN201899197U CN201899197U CN2010206110248U CN201020611024U CN201899197U CN 201899197 U CN201899197 U CN 201899197U CN 2010206110248 U CN2010206110248 U CN 2010206110248U CN 201020611024 U CN201020611024 U CN 201020611024U CN 201899197 U CN201899197 U CN 201899197U
- Authority
- CN
- China
- Prior art keywords
- ratchet
- showing stand
- spring
- stand cylinder
- base plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
A roller of a displaying shelf comprises a roller cap, a ratchet, a pawl, a slide wedge, a first spring and a second spring, wherein the roller cap is formed by a bottom board and a lateral wall perpendicular to the bottom board, the ratchet is concentrically arranged with the roller cap, and the pawl is matched with the ratchet mutually and driven by the slide wedge. A first retaining column for fixing one end of the first spring and a second retaining column for fixing one end of the second spring are arranged on the bottom board, a first butting column for fixing the other end of the first spring is arranged on the slide wedge, and a second butting column for fixing the other end of the second spring is arranged on the pawl. Elasticity between the two springs can be transferred by the aid of the roller of the displaying shelf in operation, so that damage to the pawl due to excessive elasticity can be avoided, and service life of the roller of the displaying shelf can be effectively prolonged.
Description
Technical field
The utility model relates to a kind of showing stand, relates in particular to a kind of showing stand roller frame.
Background technology
Showing stand can be used in to be showed plane formula advertisement and picture and is suitable for the usefulness that literature centre, library, archives are used to show catalogue, file, painting and calligraphy and figure, can also be when the screen use in mobile motion picture projection, projection TV operation, its because of lightly portable, deposit and advantage such as convenient transportation, installation are simple and easy, simple operation, be widely used in all trades and professions.
Existing showing stand, as Chinese utility model patent CN200920038423.7 number a kind of roll up banner display stand is disclosed, comprise storage warehouse, support bar, extension bar, showpiece volume and sleeve, described sleeve is rotationally connected with in the described storage warehouse, and the spring base in the sleeve stretches out outside the storage warehouse by connector; The lower end of described showpiece volume is fixed on the described sleeve, and its upper end is fixed on the described extension bar; Hang bar and be fixed on the storage warehouse by they sup-port, also be provided with the ratchet of ratchet and cooperation, described ratchet is rotationally connected with the side of described storage warehouse, and is connected with the connector fixing of described spring base; Described ratchet is fixed in the side of described storage warehouse through detent pin, and an end of ratchet is through return unit and described ratchet engaged, and the other end is provided with the clutch button.Though yet above-mentioned showing stand can conveniently apply the torsion with releasing sleeve, most ratchet is the PC working of plastics, and spring force is excessive during use causes the ratchet fracture easily, influences the service life of showing stand.
The utility model content
At the deficiencies in the prior art, the technical problem that the utility model solves provides a kind of showing stand cylinder, and it shares the torsion that the showing stand cylinder is discharged by two springs are set.
For solving the problems of the technologies described above, the technical solution of the utility model is achieved in that
A kind of showing stand cylinder, it comprise the tube cap that constitutes by base plate and the sidewall vertical with base plate, with the ratchet of tube cap concentric setting, and the ratchet that cooperatively interacts of ratchet and the sliding wedge that drives described ratchet rotation; Described showing stand cylinder also comprises first and second spring, described base plate is provided with first stopper posts of fixing first spring, one end, described sliding wedge is provided with first retaining column of fixing the first spring other end, described sidewall is provided with second stopper posts of fixing second spring, one end, and described ratchet is provided with second retaining column of fixing the second spring other end.
Further, described showing stand cylinder also comprises sliding handle, and described sidewall is provided with the chute that slides for sliding handle.
Further, described sliding handle inboard is provided with groove, and described sliding wedge is provided with the leader, and the handle on the described sliding wedge is immobilizated in the groove on the sliding handle.
Further, described sliding wedge top is provided with a grab, and described inside sidewalls is provided with the stopper section, and described grab is engageable on described stopper section.
Further, a side that is positioned at the stopper section on the described sidewall is provided with through hole, and described through hole can be used for installing the button that the driving grab moves inward.
Further, described base plate is provided with first, second baffle plate perpendicular with base plate, and described first baffle plate is between sidewall through hole and spring.
Further, described ratchet is provided with reference column, and described base plate is provided with the locating hole of accommodating reference column.
Further, described ratchet rotates along locating hole, and described second plate washer control ratchet rotates in restricted portion.
Further, described ratchet is provided with first cambered surface, and described sliding wedge is provided with second cambered surface, the slip that can cooperatively interact of described first cambered surface and second cambered surface.
Compared with prior art, showing stand cylinder of the present utility model is easy to use and more laborsaving, and is less to the impact force of ratchet, prolonged service life.
Description of drawings
Figure 1 shows that the user mode schematic diagram of the utility model showing stand cylinder.
Figure 2 shows that another user mode schematic diagram of the utility model showing stand cylinder.
Figure 3 shows that the front view of the utility model showing stand cylinder (Fig. 1).
Figure 4 shows that the front view of the utility model showing stand cylinder (Fig. 2).
Figure 5 shows that the schematic perspective view of the utility model showing stand cylinder side cover.
Figure 6 shows that the schematic perspective view of the utility model showing stand cylinder ratchet.
Figure 7 shows that the schematic perspective view of the utility model showing stand cylinder ratchet.
Figure 8 shows that the schematic perspective view of the utility model showing stand cylinder sliding wedge.
Figure 9 shows that the schematic perspective view of the utility model showing stand cylinder sliding handle.
Figure 10 shows that another schematic perspective view of the utility model showing stand cylinder sliding handle.
The specific embodiment
Fig. 1 describes in further detail the utility model below in conjunction with accompanying drawing to Figure 10 shows that one of the utility model showing stand cylinder 100 preferred embodiment.
As shown in Figures 1 to 4, a kind of showing stand cylinder, it comprises a cap 10, ratchet 20 with the 10 concentric settings of tube cap, the ratchet 30 that cooperatively interacts with ratchet 20, drive the sliding wedge 40 that described ratchet rotates, drive sliding handle 50 and first and second spring 61,62 that described sliding wedge 40 moves.
Figure 5 shows that the tube cap 10 of showing stand cylinder, it constitutes by a circular base plate 11 with base plate 11 vertically disposed sidewalls 12.Base plate 11 is provided with first stopper posts 111, and an end of described first spring 61 is fixed on described first stopper posts 111.Also be provided with first baffle plate 112 and second baffle 113 on the described base plate 11, described first baffle plate, 112 control ratchets 30 rotate in restricted portion, described first baffle plate 112 and second baffle 113 can be controlled sliding wedge 40 and move in restricted portion, avoid collision to cause internal damage.Also be provided with locating hole 114 on the described base plate 11 and be used to locate ratchet 30, in addition, there are four equidistant installing holes 115 that are provided with at base plate 11 edges.Described sidewall 12 is provided with second stopper posts 121, and an end of described second spring 62 is fixed on described second stopper posts 121; Also be provided with on the described sidewall 12 and be used for the chute 122 that sliding handle 50 slides, described sidewall 12 inboards are provided with stopper section 123, described sliding wedge 40 can be fixed on the described stopper section 123, a side that is positioned at stopper section 123 on the described sidewall 12 is provided with through hole (not label), and described through hole can be used for installing and drives sliding wedge 40 to bias internal and the button (not label) that breaks away from stopper section 123.
Figure 6 shows that the ratchet 20 of showing stand cylinder, ratchet 20 can be embedded in the cap 10, ratchet 20 is provided with some sawtooth 21, ratchet 20 centers offer a square through hole 22, this square through hole 22 can be under external force drives, drive ratchet 20 and rotate, square only is the concrete scheme of present embodiment, and through hole also can be regular shapes (except the circle) such as triangle, pentagon.
Figure 7 shows that the ratchet 30 of showing stand cylinder.As Fig. 1 to Fig. 4 in conjunction with shown in Figure 7, the top of described ratchet 30 is provided with the first smooth cambered surface 31, the medial side face of ratchet 30 is provided with a cylindrical keeper 32, it is fixed in the locating hole 114 on the base plate 11 of a cap 10, ratchet 30 can rotate around keeper 32, and the top of keeper 32 is round table-like, and tip radius is slightly larger than the cylinder body radius, the end of ratchet 30 also is provided with second retaining column 33, and the other end of described first spring 61 is fixed on described second retaining column 33.
Figure 8 shows that the sliding wedge 40 of showing stand cylinder.As Fig. 1 to Fig. 4 in conjunction with shown in Figure 8, the outside of described sliding wedge 40 is provided with outwards outstanding and can drives the handle 41 that sliding wedge 40 slides, the top of sliding wedge 40 is a grab 42, described grab 42 can be arranged on the stopper section 123 of sidewall 12, the medial surface of described sliding wedge 40 is second cambered surface 43, second cambered surface 43 matches with first cambered surface 31, thereby driving ratchet 30 by control sliding wedge 40 rotates, described sliding wedge 40 also is provided with first retaining column 44, the other end of described second spring 62 is fixed in described first retaining column 44, also be provided with a recess 45 on the sliding wedge 40, this recess 45 can match with first baffle plate 112 on the base plate 11, prevents the excessive damage that causes inner components of sliding wedge sliding distance.
Fig. 9, Figure 10 shows that the sliding handle 50 of showing stand cylinder.Extremely shown in Figure 10 as Fig. 1, sliding handle 50 is provided with the projection (not label) that slides along the chute 122 of sidewall 12, the consistency of thickness of the chute 122 of the thickness of described projection and sidewall 12, be provided with a docking groove 51 that in sliding handle 50, extends in the described projection, the handle 41 of described sliding wedge 40 is immobilizated in the described docking groove 51, controls moving of sliding wedge 40 by operation sliding handle 50.
The technical solution of the utility model is to implement like this: when the showpiece volume launches, the showpiece volume is extracted out from cylinder by external force, ratchet is together rotated by external force, as shown in Figure 3, ratchet is because the effect of cylinder medi-spring has the torsion that rotates along clockwise direction all the time, at this moment after static, first spring 61 is in normal condition, the end of ratchet 30 is resisted against on the sawtooth 21 of ratchet 20, and second spring 62 is in compressive state, and the grab 42 on the sliding wedge 40 is arranged on the stopper section 123 in the sidewall 12; After the showpiece displaying is finished, press button, button with grab 42 from the stopper section 123 dial from, sliding wedge 40 is owing to the tension force of second spring 62 slides backward along chute, the second also relative motion of cambered surface 43 simultaneously, the motion of second cambered surface 43 impel ratchet 30 to rotate along locating hole 114, and first spring 61 is in compressive state, the ratchet 20 terminal sawtooth 21 that break away from ratchet 20 are as Fig. 4.Because the showing stand cylinder has clockwise direction, when ratchet was no longer kept out ratchet, torsion impelled the ratchet clockwise direction to rotate, and showpiece just can be taken in the cylinder automatically.Because the effect of first spring and second spring, the showing stand cylinder can shift the elastic force between two springs when work, has avoided effectively having increased the service life of showing stand cylinder owing to the excessive damage that causes ratchet of elastic force, and is simultaneously, more laborsaving in the operation.
Above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not break away from the spirit and scope of technical solutions of the utility model.
Claims (9)
1. showing stand cylinder, it comprise the tube cap that constitutes by base plate and the sidewall vertical with base plate, with the ratchet of the concentric setting of tube cap, and the ratchet that cooperatively interacts of ratchet and the sliding wedge that drives described ratchet rotation; It is characterized in that: described showing stand cylinder also comprises first and second spring, described base plate is provided with first stopper posts of fixing first spring, one end, described sliding wedge is provided with first retaining column of fixing the first spring other end, described sidewall is provided with second stopper posts of fixing second spring, one end, and described ratchet is provided with second retaining column of fixing the second spring other end.
2. showing stand cylinder according to claim 1 is characterized in that: described showing stand cylinder also comprises sliding handle, and described sidewall is provided with the chute that slides for sliding handle.
3. showing stand cylinder according to claim 2 is characterized in that: described sliding handle inboard is provided with groove, and described sliding wedge is provided with the leader, and the handle on the described sliding wedge is immobilizated in the groove on the sliding handle.
4. showing stand cylinder according to claim 1 is characterized in that: described sliding wedge top is provided with a grab, and described inside sidewalls is provided with the stopper section, and described grab is engageable on described stopper section.
5. showing stand cylinder according to claim 4 is characterized in that: a side that is positioned at the stopper section on the described sidewall is provided with through hole, and described through hole can be used for installing the button that the driving grab moves inward.
6. showing stand cylinder according to claim 5 is characterized in that: described base plate is provided with first, second baffle plate perpendicular with base plate, and described first baffle plate is between sidewall through hole and spring.
7. showing stand cylinder according to claim 6 is characterized in that: described ratchet is provided with reference column, and described base plate is provided with the locating hole of accommodating reference column.
8. showing stand cylinder according to claim 7 is characterized in that: described ratchet rotates along locating hole, and described second plate washer control ratchet rotates in restricted portion.
9. showing stand cylinder according to claim 1 is characterized in that: described ratchet is provided with first cambered surface, and described sliding wedge is provided with second cambered surface, the slip that can cooperatively interact of described first cambered surface and second cambered surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206110248U CN201899197U (en) | 2010-11-17 | 2010-11-17 | Roller of displaying shelf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206110248U CN201899197U (en) | 2010-11-17 | 2010-11-17 | Roller of displaying shelf |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201899197U true CN201899197U (en) | 2011-07-20 |
Family
ID=44269797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206110248U Expired - Fee Related CN201899197U (en) | 2010-11-17 | 2010-11-17 | Roller of displaying shelf |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201899197U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102462259A (en) * | 2010-11-17 | 2012-05-23 | 苏州工业园区东华工贸有限公司 | Showing stand roller |
| CN109377912A (en) * | 2018-11-14 | 2019-02-22 | 林子策 | Advertisement placing device with locking structure |
| CN111990837A (en) * | 2020-08-28 | 2020-11-27 | 浙江工贸职业技术学院 | A novel multi-functional showcase for foreign trade exhibition of sales and sales |
| CN112141537A (en) * | 2020-10-23 | 2020-12-29 | 成都理工大学 | Medicine bottle capable of quantitatively taking medicine |
-
2010
- 2010-11-17 CN CN2010206110248U patent/CN201899197U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102462259A (en) * | 2010-11-17 | 2012-05-23 | 苏州工业园区东华工贸有限公司 | Showing stand roller |
| CN109377912A (en) * | 2018-11-14 | 2019-02-22 | 林子策 | Advertisement placing device with locking structure |
| CN109377912B (en) * | 2018-11-14 | 2020-10-09 | 林子策 | Advertisement placing device with locking structure |
| CN111990837A (en) * | 2020-08-28 | 2020-11-27 | 浙江工贸职业技术学院 | A novel multi-functional showcase for foreign trade exhibition of sales and sales |
| CN112141537A (en) * | 2020-10-23 | 2020-12-29 | 成都理工大学 | Medicine bottle capable of quantitatively taking medicine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201899197U (en) | Roller of displaying shelf | |
| US8201782B2 (en) | Height adjustable stand and flat panel display utilizing the same | |
| US8792237B2 (en) | Electronic device with support mechanism | |
| CN201601922U (en) | Anti-dropping and lost-proof structure of stylus pen | |
| WO2023168991A1 (en) | Electronic device protective jacket | |
| CN102095054A (en) | Multifunctional panel computer frame | |
| CN102462259A (en) | Showing stand roller | |
| CN202852357U (en) | Tablet personal computer support | |
| US20150098181A1 (en) | Carrying structure for carrying electronic device | |
| CN208819428U (en) | A kind of Multifunctional Chinese teaching display board | |
| CN102280073A (en) | Flat panel display device | |
| CN202708511U (en) | Bracket apparatus for electronic devices and electronic device | |
| CN216849118U (en) | Vertical sign is used in exhibition room | |
| CN207132889U (en) | A kind of spirit level | |
| CN215679659U (en) | Pupil learns card with portable english | |
| CN207381005U (en) | A kind of vertical board of displaying | |
| CN208208189U (en) | A kind of interior space position indicator | |
| CN221687176U (en) | Culture media advertisement display device | |
| CN210722043U (en) | Inclined plane presentation device for physical teaching | |
| CN216231252U (en) | Portable laser bar code printer | |
| CN211455232U (en) | Advertising board | |
| CN214847613U (en) | Road sanitation and environment-friendly propaganda frame | |
| CN213276995U (en) | Interactive teaching management device with picture display function | |
| CN216749114U (en) | Table card | |
| CN221113282U (en) | Counting type stamping device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110720 Termination date: 20181117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |