CN211951114U - Quick locking device - Google Patents
Quick locking device Download PDFInfo
- Publication number
- CN211951114U CN211951114U CN202020367565.4U CN202020367565U CN211951114U CN 211951114 U CN211951114 U CN 211951114U CN 202020367565 U CN202020367565 U CN 202020367565U CN 211951114 U CN211951114 U CN 211951114U
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- China
- Prior art keywords
- small
- sleeve
- locking device
- quick
- sleeved
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Abstract
The utility model discloses a quick locking device, including fixed axle (1), be equipped with recess (11) on the fixed axle, little sleeve pipe (2), big sleeve pipe (3), characterized by: the small end (21) of the small sleeve (2) is sleeved with the small end (31) of the large sleeve (3), the large end (22) of the small sleeve (2) is sleeved with the fixed shaft (1), one side of the small end (21) of the small sleeve (2) is provided with the small through hole (23), the screw rod (4) is sleeved in the small through hole (23), and the large sleeve (3) is provided with the long through hole (32). Has the advantages of simple structure, simple operation and convenient use.
Description
Technical Field
The utility model relates to a quick locking device.
Background
The locking device has the types of locking bolts, locking nuts and the like, the types of the locking bolts are various, and the locking bolts are mainly classified according to four types, namely head shapes, wrenching modes, thread types and tail end types. All the components can be combined arbitrarily, so that various types of products can be combined. Round-head stainless steel locking bolts and hexagonal flange carbon steel locking bolts are mainly sold in the market. These locking devices are relatively expensive and inconvenient to operate.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the quick locking device is simple in structure, easy to operate and convenient to use.
For solving the technical problem, the utility model discloses a technical scheme is:
the utility model provides a quick locking device, includes the fixed axle, is equipped with the recess on the fixed axle, little sleeve pipe, big sheathed tube little end is cup jointed to little sheathed tube little end, the fixed axle is cup jointed to little sheathed tube big end, little sheathed tube little end one side is equipped with little through-hole, suit screw rod in the little through-hole, be equipped with the trompil hole in the big sleeve pipe.
The groove is inverted 7-shaped.
The number of the small through holes is 2-4.
The depth and the width of the screw rod embedded into the groove are matched with those of the groove.
And a spring is sleeved between the small sleeve and the large sleeve.
And a telescopic rod is arranged in the large end head of the large sleeve.
The utility model has the advantages that:
1. the structure is simple, and the production cost is low;
2. simple operation and convenient use.
Drawings
Fig. 1 is a schematic view of a quick locking device of the present invention.
Detailed Description
Referring to the drawings: the utility model provides a quick locking device, includes fixed axle 1, is equipped with recess 11 on the fixed axle, little sleeve pipe 2, big sleeve pipe 3, and little sleeve pipe 2's little end 21 cup joints big sleeve pipe 3's little end 31, little sleeve pipe 2's big end 22 cup joints fixed axle 1, little sleeve pipe 2's little end 21 one side is equipped with little through-hole 23, suit screw rod 4 in the little through-hole 23, be equipped with long through-hole 32 in the big sleeve pipe 3. The recess 11 is of the inverted "7" type. The number of the small through holes 23 is 2-4.
The depth and the width of the screw rod 4 embedded in the groove 11 are matched with those of the groove 11.
A spring 5 is sleeved between the small sleeve 2 and the large sleeve 3.
The big end 33 of the big sleeve 3 is provided with a telescopic rod 6.
Claims (6)
1. The utility model provides a quick locking device, includes fixed axle (1), is equipped with recess (11) on the fixed axle, little sleeve pipe (2), big sleeve pipe (3), characterized by: the small end (21) of the small sleeve (2) is sleeved with the small end (31) of the large sleeve (3), the large end (22) of the small sleeve (2) is sleeved with the fixed shaft (1), one side of the small end (21) of the small sleeve (2) is provided with the small through hole (23), the screw rod (4) is sleeved in the small through hole (23), and the large sleeve (3) is provided with the long through hole (32).
2. A quick-locking device as claimed in claim 1, characterised in that: the groove (11) is inverted 7-shaped.
3. A quick-locking device as claimed in claim 1, characterised in that: the number of the small through holes (23) is 2-4.
4. A quick-locking device as claimed in claim 1, characterised in that: the depth and the width of the screw (4) embedded into the groove (11) are matched with those of the groove (11).
5. A quick-locking device as claimed in claim 1, characterised in that: and a spring (5) is sleeved between the small sleeve (2) and the large sleeve (3).
6. A quick-locking device as claimed in claim 1, characterised in that: a telescopic rod (6) is arranged in the large end head (33) of the large sleeve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020367565.4U CN211951114U (en) | 2020-03-23 | 2020-03-23 | Quick locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020367565.4U CN211951114U (en) | 2020-03-23 | 2020-03-23 | Quick locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211951114U true CN211951114U (en) | 2020-11-17 |
Family
ID=73179023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020367565.4U Active CN211951114U (en) | 2020-03-23 | 2020-03-23 | Quick locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211951114U (en) |
-
2020
- 2020-03-23 CN CN202020367565.4U patent/CN211951114U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |