CN102720927B - Detachable foot stool device - Google Patents
Detachable foot stool device Download PDFInfo
- Publication number
- CN102720927B CN102720927B CN2012101008463A CN201210100846A CN102720927B CN 102720927 B CN102720927 B CN 102720927B CN 2012101008463 A CN2012101008463 A CN 2012101008463A CN 201210100846 A CN201210100846 A CN 201210100846A CN 102720927 B CN102720927 B CN 102720927B
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- China
- Prior art keywords
- sleeve
- cylinder
- squeezing rod
- support tube
- tapered portion
- Prior art date
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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 by camera or vidicon camera are fixed on tripod, can find a view more stable and more easily and take.
Along with the development of technology, the function of tripod is more and more.Such as industry usually is designed to tripod wherein one or two formation in critical piece-tri-support tube of tripod freely to be pulled down as required or loaded onto from axle sleeve, in order to 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 provide a kind of detachable tripod device, in order to can remove quickly and easily or load support tube.
[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 greatly improved the convenience when user uses.
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 the first internal thread segment on internal surface of sleeve pipe; Extruded sleeve inside is offered diameter from top to bottom and is become gradually large cone shape hole; Squeezing rod has the first cylinder, forms the first external thread section on its outer surface, and the first cylinder top end faces up and forms diameter and become gradually large tapered portion, and the first cylinder bottom end face forms the second cylinder down; Axially offer the receiving bore limited by self inwall in axle sleeve; Casing pipe sleeve is located at the support tube outside; Extruded sleeve is set in the tapered portion of squeezing rod from the second cylinder, and cone shape hole is attached on tapered portion, and the base abuts of extruded sleeve is on the end face of the top of sleeve pipe; The second cylinder of squeezing rod is fixed in support tube through sleeve pipe, and the first external thread section on the first cylinder coordinates with the 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 between the first external thread section and the first internal thread segment, thering is the screw-thread fit relation, axial distance between sleeve pipe and squeezing rod diminishes, thereby telescopic shaft moves to towards squeezing rod, pushing away extruded sleeve, cone match between cone shape hole by extruded sleeve and the tapered portion of squeezing rod, the extruded sleeve radial expansion, make the extruded sleeve outer wall firmly push the inwall of axle sleeve, outer wall and the rubbing action between inwall by extruded sleeve can prevent that extruded sleeve from getting loose from axle sleeve.
[accompanying drawing explanation]
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 the detachable tripod device shown in Fig. 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 the detachable tripod device shown in Fig. 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 drawings and Examples, the present invention is further illustrated.
Refer to 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 the first internal thread segment 42 on the inwall of described sleeve pipe 40; The inner shaft of described extruded sleeve 60 becomes large cone shape hole 62 gradually to offering diameter from top to bottom; Described squeezing rod 70 comprises the first cylinder 72, form the first external thread section 722 coordinated with described the first internal thread segment 42 on its outer surface, the top end of described the first cylinder 72 faces up and forms the bottom end face that diameter becomes large tapered portion 74, the first cylinders 72 gradually and extend to form the second cylinder 76 down; The interior receiving bore 209 limited by inwall 202 of axially offering of described axle sleeve 200.
Described sleeve pipe 40 is set in the outside of support tube 20; Described extruded sleeve 60 is set in the tapered portion 74 of squeezing rod 70 from the second cylinder 76, and described cone shape hole 62 is attached on described tapered portion 74, and the base abuts of described extruded sleeve 60 is on the end face of the top of described sleeve pipe 40; The second cylinder 76 of described squeezing rod 70 is fixed in described support tube 20 through described sleeve pipe 40, and the first external thread section 722 on described the first cylinder 72 coordinates with described the first internal thread segment 42; Extruded sleeve 60 is housed in the receiving bore 209 of described axle sleeve 200 simultaneously.And the tightly pressing of inwall 202 of the outer wall of extruded sleeve 60 (not label) and receiving bore 209.
When allowing sleeve pipe 40 with respect to squeezing rod 70 rotation, by the screw-thread fit between the first external thread section 722 and described the first internal thread segment 42, axial distance between described sleeve pipe 40 and squeezing rod 70 diminishes, thereby make sleeve pipe 40 axially towards squeezing rod 70, promote extruded sleeve 60, moves.Move axially process at extruded sleeve 60, cone match between cone shape hole 62 by extruded sleeve 60 and the tapered portion 74 of squeezing rod 70, described extruded sleeve 60 radial expansions, thereby the outer wall that makes extruded sleeve 60 firmly pushes the inwall 202 of axle sleeve 200, outer wall and the rubbing action between inwall 202 by extruded sleeve 60 can prevent that extruded sleeve 60 from getting loose from axle sleeve 200.Simultaneously, because tapered portion 74 and the cone shape hole 62 of extruded sleeve 60 of squeezing rod 70 compresses mutually, and the second cylinder 76 of squeezing rod 70 is fixed on support tube 20, so 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 rapidly from axle sleeve 200, only need counterrotating sleeve pipe 40 to realize, its process is just in time contrary with above-mentioned assembly process, therefore at this, will repeat no more its unloading process.
From above finding out: the present invention only utilized simply the cone match of cone shape hole and tapered portion just to realize quick mounting and the dismounting support tube purpose.With respect to prior art, greatly improved speed and the convenience of assembling and dismounting.
Preferably, the top periphery of the tapered portion 74 of described squeezing rod 70 forms limited ring 742, for preventing that distance that extruded sleeve 60 axially moves up is excessive, from tapered portion 74, skids off; Can avoid extruded sleeve 60 parectasises simultaneously and cause self producing plastic deformation, thereby damage extruded sleeve 60.
Preferably, the top exterior walls of described sleeve pipe 40 forms the first flange 44, and bottom outer wall forms the second flange 46.The outer wall of described sleeve pipe 40 is sheathed rotary sleeve 50 on the position between the first flange 44 and the second flange 46.And, form a plurality of protrusion bars 52 on the outer wall of described rotary sleeve 50.Protrude bar 52 owing to existing, the user is easy to allow rotary sleeve 50 start to rotate, thereby causes sleeve pipe 40 to rotate with respect to squeezing rod 70.
Preferably, in described support tube 20, be fixed with inner cylinder 30, the inside of described inner cylinder 30 forms the second internal thread segment 34; The outside of the second cylinder 76 of described squeezing rod 70 forms the second external thread section 762; Described the second external thread section 762 is arranged on the inside of described inner cylinder 30 and coordinates with described the second internal thread segment 34.In other words, squeezing rod 70 by this screw-thread fit, realized and inner cylinder 30 between assembling, and inner cylinder 30 is fixed in support tube 20, has therefore indirectly realized the assembling between squeezing rod 70 and stay pipe 20.
Further preferably, form positioning strip 222 on the inwall 22 of described support tube 20; The outer wall of described inner cylinder 30 is offered locating slot 32; Described positioning strip 222 inserts in described locating slot 32, thereby has realized fastened to each other between inner cylinder 30 and 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 described axle sleeve 200; Form buckle 78 on the top end face of the tapered portion 74 of described squeezing rod 70.Described buckle 78 comprises at least two hook sections 782 and is formed at second vertical chute 781 between two hook sections 782.Realize mutual fastening between support tube 20 and axle sleeve 200 by above-mentioned cone match before, can at first squeezing rod 70 be buckled in to the inside of axle sleeve 200 by the cooperation between tread plate 204, first vertical chute 206, hook section 782 and second vertical chute 781.Specifically describe as follows:
At first allow hook section 782 axially go deep into the inside of described axle sleeve 200 via described first vertical chute 206, and continue deeply until hook section 782 higher than tread plate 204, then the rotary squeezing post 70, make hook section 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 the squeezing groove 64 with described cone shape hole 62 conductings on described extruded sleeve 60.This squeezing groove 64 contributes to allow extruded sleeve 60 produce needed distortion.
Therefore; above-described embodiment is preferably mode of execution 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 Essence of the present invention and principle, substitutes, combination, simplify; be equivalent substitute mode, within all being included in 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 the first internal thread segment on the inwall of described sleeve pipe; The inner shaft of described extruded sleeve becomes large cone shape hole gradually to offering diameter from top to bottom; Described squeezing rod has the first cylinder, form the first external thread section coordinated with described the first internal thread segment on its outer surface, the top end of described the first cylinder faces up and forms diameter and become gradually large tapered portion, and the first cylinder bottom end face extends to form the second cylinder down; Axially offer the receiving bore limited by self inwall in described axle sleeve;
Described casing pipe sleeve is located at the outside of support tube; Described extruded sleeve is set in the tapered portion of squeezing rod from the second cylinder, and described cone shape hole is attached on described tapered portion, and the base abuts of described extruded sleeve is on the end face of the top of described sleeve pipe; The second cylinder of described squeezing rod is fixed in described support tube through described sleeve pipe, and the first external thread section on described the first cylinder coordinates with described the first internal thread segment; Extruded sleeve is housed in the receiving bore of described 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 formation limited ring of the tapered portion of described squeezing rod.
3. detachable tripod device according to claim 1, it is characterized in that: the top exterior walls of described sleeve pipe forms the first flange, and bottom outer wall forms the second flange; The outer wall of described sleeve pipe is sheathed rotary sleeve on the position between the first flange and the 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 described rotary sleeve.
5. detachable tripod device according to claim 1, it is characterized in that: be fixed with inner cylinder in described support tube, the inside of described inner cylinder forms the second internal thread segment; The outside of the second cylinder of described squeezing rod forms the second external thread section; Described the second external thread section is located at the inside of described inner cylinder and coordinates with described the second internal thread segment.
6. detachable tripod device according to claim 5, is characterized in that: on the inwall of described support tube, form positioning strip; The outer wall of described inner cylinder is offered locating slot; Described positioning strip inserts in described locating slot, thereby has realized fastened to each other between inner cylinder and 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 described axle sleeve; Form buckle on the top end face of the tapered portion of described squeezing rod, described buckle comprises at least two hook sections and is formed at second vertical chute between two hook sections; Described hook section 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 described cone shape hole conducting on described 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 CN102720927A (en) | 2012-10-10 |
| CN102720927B true 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 (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Family Cites Families (1)
| 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 |
-
2012
- 2012-04-06 CN CN2012101008463A patent/CN102720927B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Non-Patent Citations (1)
| Title |
|---|
| JP特开平10-294569A 1998.11.04 |
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| Publication number | Publication date |
|---|---|
| CN102720927A (en) | 2012-10-10 |
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| 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 |