CN204025281U - Bolt - Google Patents
Bolt Download PDFInfo
- Publication number
- CN204025281U CN204025281U CN201420457225.5U CN201420457225U CN204025281U CN 204025281 U CN204025281 U CN 204025281U CN 201420457225 U CN201420457225 U CN 201420457225U CN 204025281 U CN204025281 U CN 204025281U
- Authority
- CN
- China
- Prior art keywords
- handle element
- handpiece
- bolt
- groove
- slide rail
- 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
Landscapes
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model discloses a kind of bolt, comprise screw rod and bolt head, described bolt head is provided with the groove with opening, handle element is embedded with in described groove, the inwall of described groove is provided with slide rail, described slide rail is arranged along the axial direction of groove, one end of described handle element is provided with several hinged handpieces, described handle element is provided with the draw-in groove suitable with handpiece, described handpiece can rotate around rounded end and described handpiece is embedded in draw-in groove in rotation process, described handle element is provided with the elastic slide block suitable with slide rail, described elastic slide block circumference to be fixedly embedded in slide rail and in axial direction can to move along slide rail.Bolt of the present utility model, simple and compact for structure, improve efficiency of assembling, more time saving and energy saving, increase work efficiency.
Description
Technical field
The utility model relates to a kind of fastening connection piece, is specifically related to a kind of bolt.
Background technique
Bolt, a kind of fastening piece often used in daily life.When construction bolt, usually need by screw-driver bolt to be screwed in mounting hole to reach fixing object, when dismounting, need again with screw-driver, bolt to be back-outed in mounting hole.No matter be install or dismounting, all need the instrument by other just can complete, such bolt bothers when in use very much, just cannot complete installation or removal when not having screw-driver.Some are arranged on the bolt on the position of narrow space, or be arranged on the place of insufficient light, just cannot use other instruments to dismantle at all, market also there are some bolts for convenience detach, but complex structure, and the space taken is large, and structure is not compact, such bolt practicability is not high, makes the working efficiency all step-downs mounted and dismounted.
Model utility content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of compact structure, and mount and dismount convenient, working efficiency is high, time saving and energy saving bolt.
For achieving the above object, the utility model provides following technological scheme: a kind of bolt, comprise screw rod and bolt head, described bolt head is provided with the groove with opening, handle element is embedded with in described groove, the inwall of described groove is provided with slide rail, described slide rail is arranged along the axial direction of groove, one end of described handle element is provided with several hinged handpieces, described handle element is provided with the draw-in groove suitable with handpiece, described handpiece can rotate around rounded end and described handpiece is embedded in draw-in groove in rotation process, described handle element is provided with the elastic slide block suitable with slide rail, , described elastic slide block is that wedge shape is arranged, described elastic slide block circumference to be fixedly embedded in slide rail and in axial direction can to move along slide rail.
By adopting technique scheme, bolt in a pre-installation, the groove of handle element from bolt is extracted, elastic slide block meeting on handle element and slide rail are slidably matched, handle element is moved outside bolt, increase the area of contact of hand and handle element, handle element is provided with the handpiece hinged with handle element, before handle element is extracted, handpiece is embedded in the draw-in groove of handle element, take up room little, make the compact structure of whole bolt, after handle element is extracted, handpiece can rotate around rounded end and described handpiece is embedded in draw-in groove in rotation process, handpiece can be shifted out draw-in groove, one end of handpiece can be broken, again increase the area of contact of hand and handle element, during construction bolt, do not need the instrument by other, operator directly hold handpiece with hand, then bolt is rotated, just bolt can be installed, when some bolts being arranged on dark place or the position of narrow space are dismantled, directly the handle element on bolt can be shifted out, directly bolt is dismantled by handle element and just can, the improvement of structure, make the structure of bolt compacter, improve the efficiency of Bolt dismantling and assembling, and it is time saving and energy saving, substantially increase working efficiency.
The utility model is set to further: one end of the relative handpiece of described handle element is provided with draw ring, and described draw ring coincides towards the end face of handle element and screw head end face.
By adopting technique scheme, handle element can be embedded in groove completely, reduces the space taken, make bolt arrangement compact, and be not vulnerable to extraneous interference, and not fragile, handle element is provided with draw ring, when handle element is embedded in bolt, not easily pull out, can draw ring be passed through, smoothly handle element be pulled out, structure is simple, easy to operate.
The utility model is set to further: described handpiece quantity is four, and described handpiece is on average arranged on the outer surface of handle element.
By adopting technique scheme, the quantity of handpiece is arranged to four, and handpiece is on average arranged on the outer surface of handle element, the finger of operator can be inserted in the distance space between handpiece, and then hold handpiece, by handpiece force, drive handle element to rotate, the rotation of handle element, drive the motion of whole bolt again, realize installation and removal, structure is simple, easy to operate, working efficiency is high.
The utility model is set to further: the length of described handle element is less than 1/2nd of bolt body, and the length of described handpiece is less than 1/2nd of handle element.
By adopting technique scheme, the length of handle element is less than 1/2nd of bolt body length, the quality of whole bolt is protected, the position of handle element can not be placed too much because of inside, cause the structural strength of overall bolt to weaken, the length of handpiece is arranged to be less than handle element 1/2nd, prevent handpiece long, and cause operation inconvenience, not easily extract in bolt body, affect working efficiency.
Accompanying drawing explanation
Fig. 1 is the STRUCTURE DECOMPOSITION figure mono-of the utility model bolt;
Fig. 2 is the STRUCTURE DECOMPOSITION figure bis-of the utility model bolt;
Fig. 3 is the sectional view of bolt body;
Fig. 4 is the A portion enlarged view of Fig. 1.
In figure: 1, bolt head; 2, screw rod; 3, slide rail; 4, draw-in groove; 5, handpiece; 6, handle element; 7, elastic slide block; 8, draw ring; 9, groove.
Embodiment
Shown in Fig. 3, a kind of bolt of the present embodiment, comprise screw rod 2 and bolt head 1, described bolt head 1 is provided with the groove 9 with opening, handle element 6 is embedded with in described groove 9, the inwall of described groove 9 is provided with slide rail 3, described slide rail 3 is arranged along the axial direction of groove 9, one end of described handle element 6 is provided with several hinged handpieces 5, described handle element 6 is provided with the draw-in groove 4 suitable with handpiece 5, described handpiece 5 can rotate around rounded end and described handpiece 5 is embedded in draw-in groove 4 in rotation process, described handle element 6 is provided with the elastic slide block 7 suitable with slide rail 3, , described elastic slide block is that wedge shape is arranged, described elastic slide block 7 circumference to be fixedly embedded in slide rail 3 and in axial direction can to move along slide rail 3.
By adopting technique scheme, bolt in a pre-installation, the groove 9 of handle element 6 from bolt is extracted, elastic slide block 7 meeting on handle element 6 and slide rail 3 are slidably matched, handle element 6 is moved outside bolt, increase the area of contact of hand and handle element 6, elastic slide block is arranged to the structure of wedge shape, elastic slide block is made to present the state of unidirectional tooth, this wedge-shaped structure small end face dorsad handpiece 5 arrange, large end face is towards handpiece, this elastic slide block by external force extruding and entered into after in slide rail 3 by its sphenoid surface interference fit, the compressive force suffered by wedge shape large end face of elastic slide block disappears, directly coordinate with the end of slide rail and conflict spacing, the sphere of activities of such handle element is limited in slide rail because of the sphenoid surface of elastic slide block 7 and coordinating of slide rail 3, handle element 6 can along slide rail slippage, handle element 6 is provided with the handpiece 5 hinged with handle element 6, before handle element 6 is extracted, handpiece 5 is embedded in the draw-in groove 4 of handle element 6, take up room little, make the compact structure of whole bolt, after handle element 6 is extracted, handpiece 5 can rotate around rounded end and described handpiece 5 is embedded in draw-in groove 4 in rotation process, handpiece 5 can be shifted out draw-in groove 4, one end of handpiece 5 can be broken, again increase the area of contact of hand and handle element 6, during construction bolt, do not need the instrument by other, operator directly hold handpiece 5 with hand, then bolt is rotated, just bolt can be installed, when some bolts being arranged on dark place or the position of narrow space are dismantled, directly the handle element 6 on bolt can be shifted out, directly bolt is dismantled by handle element 6 and just can, the improvement of structure, make the structure of bolt compacter, improve the efficiency of Bolt dismantling and assembling, and it is time saving and energy saving, substantially increase working efficiency.
One end of the relative handpiece 5 of described handle element 6 is provided with draw ring 8, and described draw ring 8 coincides towards the end face of handle element 6 and screw head 1 end face.
By adopting technique scheme, handle element 6 can be embedded completely in groove 9, reduces the space taken, make bolt arrangement compact, and be not vulnerable to extraneous interference, and not fragile, handle element 6 is provided with draw ring 8, when handle element 6 is embedded in bolt, not easily pull out, can draw ring 8 be passed through, smoothly handle element 6 be pulled out, structure is simple, easy to operate.Preferred handle element 6 adopts ABS plastic to make, the elastic slide block 7 above it can be that integrated injection molding forms; In order to fully ensure elasticity and the fastness of handle element 6 and elastic slide block 7, can will both be made up of urethane rubber herein.Draw ring 8 can be made up of copper wire or iron wire etc., when completion of processing handle element 6, draw ring is penetrated handle element 6.
Described handpiece 5 quantity is four, and described handpiece 5 is on average arranged on the outer surface of handle element 6.
By adopting technique scheme, the quantity of handpiece 5 is arranged to four, and handpiece 5 is on average arranged on the outer surface of handle element 6, the finger of operator can be inserted in the distance space between handpiece 5, and then hold handpiece 5, by exerting a force to handpiece 5, drive handle element 6 to rotate, the rotation of handle element 6, drive the motion of whole bolt again, realize installation and removal, structure is simple, easy to operate, working efficiency is high.
The length of described handle element 6 is less than 1/2nd of bolt body, and the length of described handpiece 5 is less than 1/2nd of handle element 6.
By adopting technique scheme, the length of handle element 6 is less than 1/2nd of bolt body length, the quality of whole bolt is protected, the position of handle element 6 can not be placed too much because of inside, cause the structural strength of overall bolt to weaken, the length of handpiece 5 is arranged to be less than 1/2nd of handle element 6, prevent handpiece 5 long, and cause operation inconvenience, not easily extract in bolt body, affect working efficiency.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technological schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. a bolt, comprise screw rod and bolt head, it is characterized in that: described bolt head is provided with the groove with opening, handle element is embedded with in described groove, the inwall of described groove is provided with slide rail, described slide rail is arranged along the axial direction of groove, one end of described handle element is provided with several hinged handpieces, described handle element is provided with the draw-in groove suitable with handpiece, described handpiece can rotate around rounded end and described handpiece is embedded in draw-in groove in rotation process, described handle element is provided with the elastic slide block suitable with slide rail, described elastic slide block is that wedge shape is arranged, described elastic slide block circumference to be fixedly embedded in slide rail and in axial direction can to move along slide rail.
2. bolt according to claim 1, is characterized in that: one end of the relative handpiece of described handle element is provided with draw ring, and described draw ring coincides towards the end face of handle element and screw head end face.
3. bolt according to claim 1 and 2, is characterized in that: described handpiece quantity is four, and described handpiece is on average arranged on the outer surface of handle element.
4. bolt according to claim 3, is characterized in that: the length of described handle element is less than 1/2nd of bolt body, and the length of described handpiece is less than 1/2nd of handle element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420457225.5U CN204025281U (en) | 2014-01-26 | 2014-08-13 | Bolt |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420049785.7 | 2014-01-26 | ||
| CN201420049785 | 2014-01-26 | ||
| CN201420457225.5U CN204025281U (en) | 2014-01-26 | 2014-08-13 | Bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204025281U true CN204025281U (en) | 2014-12-17 |
Family
ID=52065152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420457225.5U Expired - Fee Related CN204025281U (en) | 2014-01-26 | 2014-08-13 | Bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204025281U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565204A (en) * | 2015-01-04 | 2015-04-29 | 刘青建 | Fixing bolt for traction rope |
| CN108953343A (en) * | 2017-05-19 | 2018-12-07 | 严振宏 | The fastener of tool-free dismounting |
-
2014
- 2014-08-13 CN CN201420457225.5U patent/CN204025281U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565204A (en) * | 2015-01-04 | 2015-04-29 | 刘青建 | Fixing bolt for traction rope |
| CN108953343A (en) * | 2017-05-19 | 2018-12-07 | 严振宏 | The fastener of tool-free dismounting |
| CN108953343B (en) * | 2017-05-19 | 2020-09-11 | 严振宏 | Fastener capable of being disassembled and assembled without tool |
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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: 20141217 Termination date: 20200813 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |