CN203297266U - Bolt capable of being tightened manually - Google Patents
Bolt capable of being tightened manually Download PDFInfo
- Publication number
- CN203297266U CN203297266U CN2013202233045U CN201320223304U CN203297266U CN 203297266 U CN203297266 U CN 203297266U CN 2013202233045 U CN2013202233045 U CN 2013202233045U CN 201320223304 U CN201320223304 U CN 201320223304U CN 203297266 U CN203297266 U CN 203297266U
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- Prior art keywords
- bolt
- screw rod
- utility
- screw
- model
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- Expired - Fee Related
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Abstract
The utility model provides a bolt capable of being tightened manually, comprising a screw and a handle, wherein a positioning ring is arranged at the lower end of the handle and is fixedly connected with the screw through a connecting piece; a protecting cover is arranged at the lower end of the screw; a convex rib is arranged on the handle; the cross section of the positioning ring is rectangular; the connecting piece and the screw are in integrated arrangement. The utility model aims at designing the bolt capable of being tightened manually, the bolt has the advantages that the structure is simple, the design is novel and reasonable, the bolt can be tightened in a manual way, the tightening effect is strong, the manufacturing cost is low, the maintenance is convenient, the screw is prevented from rusting as the protecting cover is arranged at the lower end of the screw, and the service life of the bolt is prolonged.
Description
Technical field
The utility model relates to a kind of fastening piece, particularly a kind of bolt that can manually tighten.
Background technique
Along with China joins WTO and steps into the ranks of international trade big country calendar year 2001, the Fastener products that China's Fastener products exports to countries in the world, countries in the world in a large number also constantly pours in Chinese market, fastening piece is as one of larger product of China's import and export amount, realize in line with international standards, go to the world to promoting Chinese fastening piece enterprise, promote that fastening piece enterprise participates in international cooperation comprehensively and competes.
Bolt commonly used generally needs instrument to be fixed, when high-lift operation, take on the other hand bolt, take on the other hand instrument, be with very big inconvenience to the user, common bolt head all arranges the groove of cross or yi word pattern, when tool using is tightened, easily the groove of cross or yi word pattern is polished cost of idleness.
Summary of the invention
For addressing the above problem, the utility model discloses a kind of bolt that can manually tighten, this model utility is simple in structure, rationally novel in design, can tight a bolt manually, fastening effect is strong, and low cost of manufacture, easy to maintenance, protecting cover is arranged on the screw rod lower end and prevents getting rusty of screw rod, thereby extends the working life of bolt.
The utility model provides a kind of bolt that can manually tighten, described bolt comprises screw rod, handle, described handle lower end is provided with positioning ring, positioning ring is fixedly connected with screw rod by link, described screw rod lower end is provided with protecting cover, be provided with convex tendon on described handle, the cross section of described positioning ring is rectangle, the integrated setting of described link and screw rod.A kind of bolt that can manually tighten of the purpose of this utility model design, this model utility is simple in structure, rationally novel in design, can tight a bolt manually, fastening effect is strong, and low cost of manufacture, easy to maintenance, protecting cover is arranged on the screw rod lower end and prevents getting rusty of screw rod, thereby extends the working life of bolt, the utility model overcomes the deficiencies in the prior art, designs the high bolt of a kind of validity.
The utility model discloses a kind of a kind of improvement of the bolt that can manually tighten, described handle is the setting of " V " type.This improvement handle is the setting of " V " type, facilitates the user to be fixed bolt, is unlikely polishing of bolt head.
The utility model discloses a kind of a kind of improvement of the bolt that can manually tighten, the bottom of described link and the top of screw rod are the chamfering setting.This improvement chamfering arranges the intensity of further strengthening stud, and makes bolt more durable.
A kind of bolt that can manually tighten of the purpose of this utility model design, this model utility is simple in structure, rationally novel in design, can tight a bolt manually, fastening effect is strong, and low cost of manufacture, easy to maintenance, protecting cover is arranged on the screw rod lower end and prevents getting rusty of screw rod, thereby extends the working life of bolt, the utility model overcomes the deficiencies in the prior art, designs the high bolt of a kind of validity.
Description of drawings
Fig. 1, for a kind of structural representation of the bolt that can manually tighten.
Reference numerals list:
11, handle;
21, positioning ring;
31, link;
41, screw rod;
51, protecting cover;
61, convex tendon.
Embodiment
Below in conjunction with the drawings and specific embodiments, further illustrate the utility model, should understand following embodiment and only be used for explanation the utility model and be not used in restriction scope of the present utility model.Need to prove, word 'fornt', 'back', " left side ", " right side ", "up" and "down" that use is described below refer to the direction in accompanying drawing, word " interior " and " outward " refer to respectively towards or away from the direction of specific features geometrical center.
Embodiment 1:
As shown in Figure 1, the utility model provides a kind of bolt that can manually tighten, described bolt comprises screw rod 41, handle 11, described handle 11 lower ends are provided with positioning ring 21, positioning ring 21 is fixedly connected with screw rod 41 by link 31, and described screw rod 41 lower ends are provided with protecting cover 51, are provided with convex tendon 61 on described handle 11, the cross section of described positioning ring 21 is rectangle, described link 31 and the integrated setting of screw rod 41.A kind of bolt that can manually tighten of the purpose of this utility model design, this model utility is simple in structure, rationally novel in design, can tight a bolt manually, fastening effect is strong, and low cost of manufacture, easy to maintenance, protecting cover is arranged on the screw rod lower end and prevents getting rusty of screw rod, thereby extends the working life of bolt, the utility model overcomes the deficiencies in the prior art, designs the high bolt of a kind of validity.
Embodiment 2:
The described a kind of bolt that can manually tighten of embodiment 1, described handle 11 is the setting of " V " type.This improvement handle is the setting of " V " type, facilitates the user to be fixed bolt, is unlikely polishing of bolt head.
Embodiment 3:
The described a kind of bolt that can manually tighten of embodiment 1, the top of the bottom of described link 31 and screw rod 41 is the chamfering setting.This improvement chamfering arranges the intensity of further strengthening stud, and makes bolt more durable.
A kind of bolt that can manually tighten of the purpose of this utility model design, this model utility is simple in structure, rationally novel in design, can tight a bolt manually, fastening effect is strong, and low cost of manufacture, easy to maintenance, protecting cover is arranged on the screw rod lower end and prevents getting rusty of screw rod, thereby extends the working life of bolt, the utility model overcomes the deficiencies in the prior art, designs the high bolt of a kind of validity.
The above; it is only preferred embodiment of the present utility model; be not the utility model to be done the restriction of any other form, and, according to any modification or equivalent variations that technical spirit of the present utility model is done, still belong to the utility model scope required for protection.
Claims (3)
1. the bolt that can manually tighten, it is characterized in that: described bolt comprises screw rod (41), handle (11), described handle (11) lower end is provided with positioning ring (21), positioning ring (21) is fixedly connected with screw rod (41) by link (31), described screw rod (41) lower end is provided with protecting cover (51), be provided with convex tendon (61) on described handle (11), the cross section of described positioning ring (21) is rectangle, described link (31) and the integrated setting of screw rod (41).
2. a kind of bolt that can manually tighten according to claim 1, it is characterized in that: described handle (11) is the setting of " V " type.
3. a kind of bolt that can manually tighten according to claim 1, it is characterized in that: the top of the bottom of described link (31) and screw rod (41) is the chamfering setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202233045U CN203297266U (en) | 2013-04-28 | 2013-04-28 | Bolt capable of being tightened manually |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202233045U CN203297266U (en) | 2013-04-28 | 2013-04-28 | Bolt capable of being tightened manually |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203297266U true CN203297266U (en) | 2013-11-20 |
Family
ID=49573275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202233045U Expired - Fee Related CN203297266U (en) | 2013-04-28 | 2013-04-28 | Bolt capable of being tightened manually |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203297266U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113219864A (en) * | 2021-04-09 | 2021-08-06 | 北京华科众合科技有限公司 | Agv unmanned low-speed driving control system |
-
2013
- 2013-04-28 CN CN2013202233045U patent/CN203297266U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113219864A (en) * | 2021-04-09 | 2021-08-06 | 北京华科众合科技有限公司 | Agv unmanned low-speed driving control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131120 Termination date: 20140428 |