CN202540201U - Medium-sized compact spanner piece with self-locking - Google Patents
Medium-sized compact spanner piece with self-locking Download PDFInfo
- Publication number
- CN202540201U CN202540201U CN2012201301074U CN201220130107U CN202540201U CN 202540201 U CN202540201 U CN 202540201U CN 2012201301074 U CN2012201301074 U CN 2012201301074U CN 201220130107 U CN201220130107 U CN 201220130107U CN 202540201 U CN202540201 U CN 202540201U
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- pull piece
- locking
- handle
- medium
- compact
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- Expired - Lifetime
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Abstract
The utility model discloses a medium-sized compact spanner piece with self-locking, relating to a pivotal part applied in functional sub-frames of optical transmission and optical communication equipment. The medium-sized compact spanner piece with self-locking comprises a spanner piece body and a spanner piece handle, wherein the spanner piece body comprises a plugging part and a hand-held part, the spanner piece handle is connected with the hand-held part, the plugging end of the plugging part is provided with a tooth-shaped plugging port, and the tooth-shaped plugging port is provided with plugging teeth capable of controlling the tangential component force. The medium-sized compact spanner piece with self-locking disclosed by the utility model is relatively compact in structure, relatively easy to operate; moreover, a machine disc can be relatively easy to plug without influencing the layout of the outlet of the machine disc.
Description
Technical field
The utility model relates to a kind of key components and parts that is applied in light transmission and the sub-frame of optical communication equipment function, is specifically related to the compact pull piece of a kind of medium-sized band self-locking.
Background technology
Pull piece is a kind of instrument that is used for plugging light transmission and the sub-frame machine of optical communication equipment function dish.The quality of pull piece performance will directly have influence on reliability, flexibility and the accuracy that the machine dish is installed (plug), and then the service behaviour of the sub-frame of decision whole functional.Along with the high speed development in light transmission and optical communication field, the sub-frame of function of more and more optical communication equipments develops towards high density, direction multi-functional and densification, and the outlet space of the sub-frame of function is comparatively nervous, and the contact engaging and separating force of its inner machine dish is bigger.
The existing medium-sized pull piece that is used to plug the machine dish generally comprises the pull piece body and is connected the pull piece handle with it, and the pull piece body is provided with the profile of tooth plug-and-pull port.When plug machine dish, because the thickness of pull piece body and pull piece handle is thicker, therefore for exporting the comparatively nervous sub-frame of function in space, the use of medium-sized pull piece can have influence on the layout of machine dish outlet; And there is bigger tangential component in the plug tooth of profile of tooth plug-and-pull port when stressed, therefore for the bigger machine dish of contact engaging and separating force, and difficulty relatively during existing medium-sized pull piece plug machine dish.
The utility model content
To the defective that exists in the prior art, the purpose of the utility model is to provide a kind of medium-sized band self-locking compact pull piece, and its structure is compact, and operation not only can be relatively easy to plug the machine dish than being easier to, and can not influence the layout of machine dish outlet.
For reaching above purpose; The technical scheme that the utility model is taked is: the compact pull piece of a kind of medium-sized band self-locking; Comprise pull piece body and pull piece handle, said pull piece body comprises plug part and portion of the handle, and said pull piece handle is connected in portion of the handle; The plug end of said plug part is provided with the profile of tooth plug-and-pull port, and said profile of tooth plug-and-pull port is provided with the plug tooth that can control tangential component.
On the basis of technique scheme, the thickness of said pull piece body and pull piece handle is 3.5 millimeters.
On the basis of technique scheme, also comprise the holder of being located at the plug part, said holder is provided with machine card plate connecting hole and printed circuit board fixing hole.
On the basis of technique scheme, said holder is provided with positive stop hook near machine card plate connecting hole part, and said pull piece handle is provided with the latch hook that cooperates with positive stop hook, and said positive stop hook cooperates the formation lockable mechanism with latch hook.
On the basis of technique scheme, said plug part is provided with the holddown groove that cooperates with holder, is provided with the torsion spring that is used for self-return between said holddown groove and the holder.
On the basis of technique scheme, said holder is connected through bearing pin with holddown groove.
On the basis of technique scheme, said holder is provided with the pin shaft hole that is connected with holddown groove, and said torsion spring is located at the pin shaft hole outside.
On the basis of technique scheme, said portion of the handle is provided with the draw-in groove that cooperates with the pull piece handle, is provided with between said pull piece handle and the draw-in groove to be used for automatically reset shell fragment.
On the basis of technique scheme, said pull piece handle is provided with the shell fragment groove that cooperates with shell fragment.
On the basis of technique scheme, said pull piece handle is connected through bearing pin with draw-in groove.
The beneficial effect of the utility model is:
(1) the utility model profile of tooth plug-and-pull port is provided with the plug tooth that can control tangential component; The plug tooth can make pull piece in the process of plug machine dish, remain less tangential component; Thereby obtain bigger normal component of force; Realized the optimization that pull piece is stressed, so the utility model plug machine dish time ratio is easier to, can be applied to the bigger machine dish of contact engaging and separating force.
(2) thickness of the utility model pull piece body and pull piece handle is 3.5mm, and its thinner thickness can adapt to the comparatively nervous sub-frame of function in outlet space, can not influence the layout of machine dish outlet.
(3) positive stop hook on the utility model holder and the latch hook on the pull piece body can cooperate the formation lockable mechanism, have realized the self-locking of pull piece, and pull piece can not be shifted when plug machine dish, and operation is than being easier to.
(4) be provided with the torsion spring that is used for self-return between the utility model holder and the pull piece body, behind the plug machine dish, pull piece body and pull piece handle can pass through the torsion spring self-return, and be not only relatively simple for structure, and operation is than being easier to.
(5) the utility model pull piece handle is located in the draw-in groove of pull piece body; Holder is located in the holddown groove of pull piece body; Structure between pull piece handle, holder and the pull piece body is compact, and pull piece can be applicable to the sub-frame of function of high density, compact communication apparatus, is suitable for promoting.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is a pull piece main body structure sketch map among the utility model embodiment;
Fig. 3 is the structural representation of pull piece handle among the utility model embodiment;
Fig. 4 is the structural representation of holder among the utility model embodiment;
Fig. 5 is the structural representation of torsion spring among the utility model embodiment.
Among the figure: 1-pull piece body, 11-plugs part, the 12-portion of the handle, 13-profile of tooth plug-and-pull port, 14-plugs tooth, 15-holddown groove, 16-draw-in groove;
2-pull piece handle, 21-latch hook, 22-shell fragment, 23-shell fragment groove;
The 3-holder, 31-machine card plate connecting hole, 32-printed circuit board fixing hole, 33-positive stop hook, 34-torsion spring, 35-pin shaft hole.
The specific embodiment
Below in conjunction with accompanying drawing the embodiment of the utility model is done further explain.
Referring to shown in Figure 1, the compact pull piece of the medium-sized band self-locking among the utility model embodiment comprises pull piece body 1, pull piece handle 2 and holder 3.Pull piece body 1 comprises plug part 11 and portion of the handle 12, and in order to realize the rotation of pull piece body 1 and pull piece handle 2, pull piece handle 2 and portion of the handle 12 are connected through bearing pin, holder 3 with plug part 11 and be connected through bearing pin.The plug end of plate part 11 is provided with profile of tooth plug-and-pull port 13, and the end face of profile of tooth plug-and-pull port 13 is provided with the plug tooth 14 that can control tangential component.The pull piece body 1 in the present embodiment and the thickness of pull piece handle 2 are 3.5mm, and in practical application, the thickness of pull piece body 1 and pull piece handle 2 can customize according to user's different demands.
Referring to Fig. 2, shown in Figure 3, the portion of the handle 12 of pull piece body 1 is provided with the draw-in groove 16 that cooperates with pull piece handle 2, and pull piece handle 2 and draw-in groove 16 are connected through bearing pin.Be provided with shell fragment 22 between pull piece handle 2 and the draw-in groove 16, pull piece handle 2 can automatically reset through shell fragment 22, and pull piece handle 2 is connected part with shell fragment 22 and is provided with shell fragment groove 23, so that place shell fragment 22.Referring to Fig. 2, shown in Figure 4, the plug part 11 of pull piece body 1 is provided with the holddown groove 15 that cooperates with holder 3, and holder 3 and holddown groove 15 are connected through bearing pin.Referring to Fig. 4, shown in Figure 5, holder 3 is provided with the pin shaft hole 35 that is connected with holddown groove 15, and pin shaft hole 35 outsides are provided with torsion spring 34, and pull piece body 1 can pass through torsion spring 34 self-returns with pull piece handle 2.
Referring to shown in Figure 4, holder 3 also is provided with machine card plate connecting hole 31 and printed circuit board fixing hole 32, and pull piece is connected with the machine dish through machine card plate connecting hole 31, and printed circuit board fixing hole 32 is the position of pull piece and machine dish fixedly.Holder 3 is provided with positive stop hook 33 near machine card plate connecting hole 31 parts, and referring to shown in Figure 3, pull piece handle 2 is provided with the latch hook 21 that cooperates with positive stop hook 33.Positive stop hook 33 can cooperate with latch hook 21 and form lockable mechanism, and lockable mechanism can be realized the self-locking of pull piece, makes pull piece when plug machine dish, can not be shifted, and operation is than being easier to.
The installation process of the utility model is following:
(1) torsion spring 34 is located at pin shaft hole 35 outsides of holder 3;
The holder 3 that (2) torsion spring 34 will be housed and the holddown groove of pull piece body 1 15 are connected through bearing pin;
(3) shell fragment 22 is located in the shell fragment groove 23 of pull piece handle 2;
The pull piece handle 2 that (4) shell fragment 22 will be housed and the draw-in groove of pull piece body 1 16 are connected through bearing pin.
The use of the utility model is following:
(1) holder 3 is connected through machine card plate connecting hole 31 with the machine dish, fixing through printed circuit board fixing hole 32;
(2) pull piece body 1 rotates through the bearing pin that is connected with holder 3, treat on the pull piece handle 2 latch hook 21 with stop operating after positive stop hook 33 on the holder 3 cooperates the formation lockable mechanism, and begin to plug the machine dish;
(3) after plug machine dish was accomplished, so that latch hook 21 breaks away from positive stop hooks 33, the pull piece body 1 after the disengaging was through torsion spring 34 self-returns to pull piece body 1 direction extruding pull piece handle 2, and pull piece handle 2 automatically resets through shell fragment.
The utility model not only is confined to above-mentioned preferred forms; Anyone can draw other various forms of products under the enlightenment of the utility model; No matter but on its shape or structure, do any variation; Every have identical with a utility model or akin technical scheme, all within its protection domain.
Claims (10)
1. the compact pull piece of one kind medium-sized band self-locking; Comprise pull piece body (1) and pull piece handle (2); Said pull piece body (1) comprises plug part (11) and portion of the handle (12); Said pull piece handle (2) is connected in portion of the handle (12), and the plug end of said plug part (11) is provided with profile of tooth plug-and-pull port (13), and it is characterized in that: said profile of tooth plug-and-pull port (13) is provided with the plug tooth (14) that can control tangential component.
2. the compact pull piece of medium-sized band self-locking as claimed in claim 1, it is characterized in that: the thickness of said pull piece body (1) and pull piece handle (2) is 3.5 millimeters.
3. the compact pull piece of medium-sized band self-locking as claimed in claim 1, it is characterized in that: also comprise the holder (3) of being located at plug part (11), said holder (3) is provided with machine card plate connecting hole (31) and printed circuit board fixing hole (32).
4. the compact pull piece of medium-sized band self-locking as claimed in claim 3; It is characterized in that: said holder (3) is provided with positive stop hook (33) near machine card plate connecting hole (31) part; Said pull piece handle (2) is provided with the latch hook (21) that cooperates with positive stop hook (33), and said positive stop hook (33) cooperates the formation lockable mechanism with latch hook (21).
5. the compact pull piece of medium-sized band self-locking as claimed in claim 3, it is characterized in that: said plug part (11) is provided with the holddown groove (15) that cooperates with holder (3), is provided with the torsion spring (34) that is used for self-return between said holddown groove (15) and the holder (3).
6. the compact pull piece of medium-sized band self-locking as claimed in claim 5, it is characterized in that: said holder (3) is connected through bearing pin with holddown groove (15).
7. the compact pull piece of medium-sized band self-locking as claimed in claim 6, it is characterized in that: said holder (3) is provided with the pin shaft hole (35) that is connected with holddown groove (15), and said torsion spring (34) is located at pin shaft hole (35) outside.
8. the compact pull piece of medium-sized band self-locking as claimed in claim 1, it is characterized in that: said portion of the handle (12) is provided with the draw-in groove (16) that cooperates with pull piece handle (2), is provided with between said pull piece handle (2) and the draw-in groove (16) to be used for automatically reset shell fragment (22).
9. the compact pull piece of medium-sized band self-locking as claimed in claim 8, it is characterized in that: said pull piece handle (2) is provided with the shell fragment groove (23) that cooperates with shell fragment (22).
10. the compact pull piece of medium-sized band self-locking as claimed in claim 8, it is characterized in that: said pull piece handle (2) is connected through bearing pin with draw-in groove (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201301074U CN202540201U (en) | 2012-03-31 | 2012-03-31 | Medium-sized compact spanner piece with self-locking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201301074U CN202540201U (en) | 2012-03-31 | 2012-03-31 | Medium-sized compact spanner piece with self-locking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202540201U true CN202540201U (en) | 2012-11-21 |
Family
ID=47160886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201301074U Expired - Lifetime CN202540201U (en) | 2012-03-31 | 2012-03-31 | Medium-sized compact spanner piece with self-locking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202540201U (en) |
-
2012
- 2012-03-31 CN CN2012201301074U patent/CN202540201U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |
|
| CX01 | Expiry of patent term |