CN102720927A - Detachable foot stool device - Google Patents
Detachable foot stool device Download PDFInfo
- Publication number
- CN102720927A CN102720927A CN2012101008463A CN201210100846A CN102720927A CN 102720927 A CN102720927 A CN 102720927A CN 2012101008463 A CN2012101008463 A CN 2012101008463A CN 201210100846 A CN201210100846 A CN 201210100846A CN 102720927 A CN102720927 A CN 102720927A
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- Prior art keywords
- sleeve
- cylinder
- wall
- squeezing rod
- support tube
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Abstract
The invention provides a detachable foot stool device. The detachable foot stool device comprises a supporting tube, a sleeve, an extrusion sleeve, an extrusion column and a shaft sleeve. A first internal threaded section is formed on the inner wall of the sleeve. A tapered hole is arranged inside the extrusion sleeve, wherein the diameter of the tapered hole decreases gradually from top to bottom. The extrusion column is provided with a first pillar, a first external threaded section is formed on the outer surface of the first pillar, a tapered portion having a gradually increased diameter is formed from the top end face of the first pillar, and a second pillar is formed from the bottom end face of the first pillar. An accommodating hole defined by its own the inner wall is axially arranged inside the shaft sleeve. The sleeve is sleeved outside the supporting tube. The extrusion sleeve is sleeved on the tapered portion of the extrusion column from the second pillar, the tapered hole clings to the tapered portion, and the bottom of the extrusion sleeve abuts against the top end face of the sleeve. The second pillar of the extrusion column extends through the sleeve and is fixed inside the supporting tube, and the first external threaded section on the first pillar mates with the first internal threaded section. The extrusion sleeve is accommodated within the accommodating hole of the shaft sleeve. The outer wall of the extrusion sleeve is in press-fit with the inner wall of the accommodating hole.
Description
[technical field]
The present invention relates to antenna technical field, relate in particular to a kind of Detachable tripod device.
[background technique]
Tripod is a kind of photography auxiliary equipment that shutterbugs often use, and through camera or vidicon camera are fixed on the tripod, can more stablize and find a view more easily and take.
Along with the development of technology, the function of tripod is more and more.Usually tripod is designed to and can one of them or two in critical piece-three support tube that constitute tripod be freely pulled down or load onto from axle sleeve as required such as industry, so that tripod is used as Monopod.
Tripod of the prior art can't be pulled down support tube or load onto from axle sleeve quickly and easily.
Therefore a kind of Detachable tripod device is provided, so that can remove or load support tube quickly and easily.
[summary of the invention]
The object of the present invention is to provide a kind of Detachable tripod device, it can be removed support tube or load onto from the axle sleeve of tripod quickly and easily, has improved the convenience the when user uses greatly.
For realizing this purpose, the present invention adopts following technological scheme:
A kind of Detachable tripod device comprises: support tube, sleeve pipe, extruded sleeve, squeezing rod and axle sleeve.Form first internal thread segment on the internal surface of sleeve pipe; Extruded sleeve inside is offered from top to bottom, and diameter becomes big cone shape hole gradually; Squeezing rod has first cylinder, forms first external thread section on its outer surface, and the first cylinder top end forms diameter up and becomes big tapered portion gradually, and the first cylinder bottom end face forms second cylinder down; Axially offer receiving bore in the axle sleeve by self inner wall limit; Casing pipe sleeve is located at the support tube outside; Extruded sleeve is set on the tapered portion of squeezing rod from second cylinder, and cone shape hole is attached on the tapered portion, and the base abuts of extruded sleeve is on the top end of sleeve pipe; Second cylinder of squeezing rod passes sleeve pipe and is fixed in the support tube, and first external thread section on first cylinder then cooperates with first internal thread segment; Extruded sleeve is housed in the receiving bore of axle sleeve; Extruded sleeve outer wall and the pressing of receiving bore inwall.
Compared with prior art, the present invention possesses following advantage:
Owing to have the screw-thread fit relation between first external thread section and first internal thread segment; Axial distance between sleeve pipe and the squeezing rod diminishes; Thereby telescopic shaft moves to pushing away extruded sleeve towards squeezing rod, the cone match between the cone shape hole through extruded sleeve and the tapered portion of squeezing rod, extruded sleeve radial expansion; Make the extruded sleeve outer wall firmly push the inwall of axle sleeve, outer wall and the rubbing action between the inwall through extruded sleeve can prevent that extruded sleeve from getting loose from axle sleeve.
[description of drawings]
Fig. 1 has showed the three-dimensional exploded view of Detachable tripod device provided by the invention;
Fig. 2 has showed the plan view of Detachable tripod device shown in Figure 1;
Fig. 3 has showed the structural drawing after the part assembled of the Detachable tripod device shown in Fig. 1-2;
Fig. 4 has showed the structural drawing after the part assembled of Detachable tripod device shown in Figure 3;
Fig. 5 has showed the structural drawing of the Detachable tripod device after assembling fully;
Fig. 6 has showed the structure sectional view of Detachable tripod device of the present invention;
Fig. 7 has showed the sectional perspective exploded view of Detachable tripod device of the present invention;
Fig. 8 has showed the sectional perspective ssembly drawing of Detachable tripod device of the present invention;
Fig. 9 has showed the sectional perspective ssembly drawing of Detachable tripod device of the present invention; And
Figure 10 A-10D has showed the worm's eye view of the partial structurtes of Detachable tripod device of the present invention.
[embodiment]
Below in conjunction with accompanying drawing and embodiment the present invention is further described.
See also Fig. 1-6, first embodiment according to the invention, a kind of Detachable tripod device 100 comprises support tube 20, sleeve pipe 40, extruded sleeve 60, squeezing rod 70 and axle sleeve 200.
Form first internal thread segment 42 on the inwall of said sleeve pipe 40; Diameter becomes big cone shape hole 62 to the inner shaft of said extruded sleeve 60 gradually to offering from top to bottom; Said squeezing rod 70 comprises first cylinder 72; Form first external thread section 722 that cooperates with said first internal thread segment 42 on its outer surface; The top end of said first cylinder 72 forms the bottom end face that diameter becomes big tapered portion 74, the first cylinders 72 gradually up and then extends to form second cylinder 76 down; Axially offer the receiving bore 209 that limits inwall 202 in the said axle sleeve 200.
Said sleeve pipe 40 is set in the outside of support tube 20; Said extruded sleeve 60 is set in from second cylinder 76 on the tapered portion 74 of squeezing rod 70, and said cone shape hole 62 is attached on the said tapered portion 74, and the base abuts of said extruded sleeve 60 is on the top end of said sleeve pipe 40; Second cylinder 76 of said squeezing rod 70 passes said sleeve pipe 40 and is fixed in the said support tube 20, and first external thread section 722 on said first cylinder 72 then cooperates with said first internal thread segment 42; Extruded sleeve 60 is housed in the receiving bore 209 of said axle sleeve 200 simultaneously.And the tightly pressing of inwall 202 of outer wall of extruded sleeve 60 (not label) and receiving bore 209.
When letting sleeve pipe 40 with respect to squeezing rod 70 rotations; Through the screw-thread fit between first external thread section 722 and said first internal thread segment 42; Axial distance between said sleeve pipe 40 and the squeezing rod 70 diminishes, and moves thereby make sleeve pipe 40 axially promote extruded sleeve 60 towards squeezing rod 70.Moving axially in the process of extruded sleeve 60; Cone match between the cone shape hole 62 through extruded sleeve 60 and the tapered portion 74 of squeezing rod 70; Said extruded sleeve 60 radial expansions; Thereby make the outer wall of extruded sleeve 60 firmly push the inwall 202 of axle sleeve 200, outer wall and the rubbing action between the inwall 202 through extruded sleeve 60 can prevent that extruded sleeve 60 from getting loose from axle sleeve 200.Simultaneously, because the cone shape hole 62 of the tapered portion of squeezing rod 70 74 and extruded sleeve 60 compresses mutually, and second cylinder 76 of squeezing rod 70 is fixed on the support tube 20, therefore in fact just is equivalent to support tube 20 is fixed together with axle sleeve 200 firmly.
When needs are pulled down support tube 20 apace from axle sleeve 200, only need counterrotating sleeve pipe 40 to realize, its process is just in time opposite with above-mentioned assembly process, therefore at this its unloading process that will repeat no more.
Can find out from preceding text: the present invention has only utilized the cone match of cone shape hole and tapered portion just to realize the purpose of quick mounting with the dismounting support tube simply.With respect to existing technology, improved the speed and the convenience of assembling and dismounting greatly.
Preferably, the top periphery of the tapered portion 74 of said squeezing rod 70 forms limited ring 742, is used to prevent that distance that extruded sleeve 60 axially moves up is excessive and skid off from tapered portion 74; Can avoid extruded sleeve 60 parectasises simultaneously and cause self producing plastic deformation, thereby damage extruded sleeve 60.
Preferably, the top exterior walls of said sleeve pipe 40 forms first flange 44, and bottom outer wall then forms second flange 46.The outer wall of said sleeve pipe 40 is sheathed rotary sleeve 50 on the position between first flange 44 and second flange 46.And, form a plurality of protrusion bars 52 on the outer wall of said rotary sleeve 50.Owing to there is protrusion bar 52, the user is easy to let rotary sleeve 50 begin to rotate, thereby causes sleeve pipe 40 to rotate with respect to squeezing rod 70.
Preferably, said support tube 20 internal fixation have inner cylinder 30, and the inside of said inner cylinder 30 forms second internal thread segment 34; The outside of second cylinder 76 of said squeezing rod 70 forms second external thread section 762; Said second external thread section 762 is arranged on the inside of said inner cylinder 30 and cooperates with said second internal thread segment 34.In other words, squeezing rod 70 realized through this screw-thread fit and inner cylinder 30 between assembling, and inner cylinder 30 is fixed in the support tube 20, has therefore realized the assembling between squeezing rod 70 and the stay pipe 20 indirectly.
Further preferably, form positioning strip 222 on the inwall 22 of said support tube 20; The outer wall of said inner cylinder 30 is offered locating slot 32; Said positioning strip 222 inserts in the said locating slot 32, thereby has realized fastened to each other between inner cylinder 30 and the support tube 20.
With reference to Fig. 1-2, Fig. 7-9 and Figure 10 A-10D, vertically form at least two tread plates 204 and first vertical chute 206 between two tread plates 204 on the inwall 202 of said axle sleeve 200; Form buckle 78 on the top end of the tapered portion 74 of said squeezing rod 70.Said buckle 78 comprises at least two hook portions 782 and is formed at second vertical chute 781 between two hook portions 782.Realize mutual fastening between support tube 20 and the axle sleeve 200 through above-mentioned cone match before, can at first squeezing rod 70 be buckled in the inside of axle sleeve 200 through the cooperation between tread plate 204, first vertical chute 206, hook portion 782 and the second vertical chute 781.Specifically describe as follows:
At first let hook portion 782 axially go deep into the inside of said axle sleeve 200 via said first vertical chute 206; And continue deeply to be higher than tread plate 204 up to hook portion 782; The rotation extrusion post 70 then; Make hook portion 782 hang over the top of tread plate 204, thereby prevent that squeezing rod 70 from spinning off from axle sleeve 200.
Further preferably, vertically offer squeezing groove 64 with said cone shape hole 62 conductings on the said extruded sleeve 60.This squeezing groove 64 helps to let extruded sleeve 60 produce needed distortion.
Therefore; The foregoing description is a preferred implementation of the present invention; But not merely be restricted to the described embodiments; Other any do not deviate from change, the modification done under spirit of the present invention and the principle, substitutes, combination, simplify, and is the substitute mode of equivalence, all is included within protection scope of the present invention.
Claims (8)
1. a Detachable tripod device is characterized in that comprising: support tube, sleeve pipe, extruded sleeve, squeezing rod and axle sleeve; Wherein
Form first internal thread segment on the inwall of said sleeve pipe; Diameter becomes big cone shape hole to the inner shaft of said extruded sleeve gradually to offering from top to bottom; Said squeezing rod has first cylinder; Form first external thread section that cooperates with said first internal thread segment on its outer surface; The top end of said first cylinder forms diameter up and becomes big tapered portion gradually, and the first cylinder bottom end face extends to form second cylinder down; Axially offer receiving bore in the said axle sleeve by self inner wall limit;
Said casing pipe sleeve is located at the outside of support tube; Said extruded sleeve is set in from second cylinder on the tapered portion of squeezing rod, and said cone shape hole is attached on the said tapered portion, and the base abuts of said extruded sleeve is on the top end of said sleeve pipe; Second cylinder of said squeezing rod passes said sleeve pipe and is fixed in the said support tube, and first external thread section on said first cylinder then cooperates with said first internal thread segment; Extruded sleeve is housed in the receiving bore of said axle sleeve; Extruded sleeve outer wall and the pressing of receiving bore inwall.
2. Detachable tripod device according to claim 1 is characterized in that: the top periphery of the tapered portion of said squeezing rod forms limited ring.
3. Detachable tripod device according to claim 1 is characterized in that: the top exterior walls of said sleeve pipe forms first flange, and bottom outer wall then forms second flange; The outer wall of said sleeve pipe is sheathed rotary sleeve on the position between first flange and second flange.
4. Detachable tripod device according to claim 3 is characterized in that: form a plurality of protrusion bars on the outer wall of said rotary sleeve.
5. Detachable tripod device according to claim 1 is characterized in that: said support tube internal fixation has inner cylinder, and the inside of said inner cylinder forms second internal thread segment; The outside of second cylinder of said squeezing rod forms second external thread section; Said second external thread section is located at the inside of said inner cylinder and cooperates with said second internal thread segment.
6. Detachable tripod device according to claim 5 is characterized in that: form positioning strip on the inwall of said support tube; The outer wall of said inner cylinder is offered locating slot; Said positioning strip inserts in the said locating slot, thereby has realized fastened to each other between inner cylinder and the support tube.
7. Detachable tripod device according to claim 1 is characterized in that: vertically form at least two tread plates and first vertical chute between two tread plates on the inwall of said axle sleeve; Form buckle on the top end of the tapered portion of said squeezing rod, said buckle comprises at least two hook portions and is formed at second vertical chute between two hook portions; Said hook portion hangs over the top of tread plate.
8. Detachable tripod device according to claim 1 is characterized in that: vertically offer the squeezing groove with said cone shape hole conducting on the said extruded sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101008463A CN102720927B (en) | 2012-04-06 | 2012-04-06 | Detachable foot stool device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101008463A CN102720927B (en) | 2012-04-06 | 2012-04-06 | Detachable foot stool device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102720927A true CN102720927A (en) | 2012-10-10 |
| CN102720927B CN102720927B (en) | 2013-12-11 |
Family
ID=46946760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101008463A Expired - Fee Related CN102720927B (en) | 2012-04-06 | 2012-04-06 | Detachable foot stool device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102720927B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10294569A (en) * | 1997-04-18 | 1998-11-04 | Oki Electric Ind Co Ltd | Support device for equipment |
| CN2918955Y (en) * | 2006-05-23 | 2007-07-04 | 麦庆强 | Parasol handle locking mechanism |
| CN200965139Y (en) * | 2006-08-23 | 2007-10-24 | 卢文华 | Quick foot rest adjusting device |
| CN202791208U (en) * | 2012-04-06 | 2013-03-13 | 中山立信摄影器材有限公司 | Detachable type foot stand device |
-
2012
- 2012-04-06 CN CN2012101008463A patent/CN102720927B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10294569A (en) * | 1997-04-18 | 1998-11-04 | Oki Electric Ind Co Ltd | Support device for equipment |
| CN2918955Y (en) * | 2006-05-23 | 2007-07-04 | 麦庆强 | Parasol handle locking mechanism |
| CN200965139Y (en) * | 2006-08-23 | 2007-10-24 | 卢文华 | Quick foot rest adjusting device |
| CN202791208U (en) * | 2012-04-06 | 2013-03-13 | 中山立信摄影器材有限公司 | Detachable type foot stand device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102720927B (en) | 2013-12-11 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20131211 Termination date: 20200406 |
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| CF01 | Termination of patent right due to non-payment of annual fee |