CN204850725U - A dust keeper for key hole - Google Patents
A dust keeper for key hole Download PDFInfo
- Publication number
- CN204850725U CN204850725U CN201520632460.6U CN201520632460U CN204850725U CN 204850725 U CN204850725 U CN 204850725U CN 201520632460 U CN201520632460 U CN 201520632460U CN 204850725 U CN204850725 U CN 204850725U
- Authority
- CN
- China
- Prior art keywords
- renovate
- installing plate
- moving spring
- jointed shaft
- renovated
- 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
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Abstract
The utility model relates to a dust keeper for key hole, its characterized in that: including the mounting panel, the mounting panel on be equipped with the through -hole, the through -hole in be equipped with a flip, the 2nd flip, a flip, the 2nd flip conflict each other, a flip, the 2nd flip set up with the mounting panel is articulated, still including be used for restoring to the throne a flip, the 2nd flip's a reset spring, the 2nd reset spring. The present invention uses the technical scheme, the utility model provides a dust keeper for key hole, it can prevent well that external dust, impurity entering key are downthehole to can guarantee that the key can normal switching lock core.
Description
Technical field
The utility model relates to a kind of dust guard for keyhole.
Background technology
Keyhole common in our daily life is all generally outside being directly exposed to, and therefore, extraneous dust impurity easily directly enters in keyhole, makes key can not normal opening and closing lock core, causes unnecessary trouble.
Summary of the invention
The purpose of this utility model: in order to overcome the defect of prior art, the utility model provides a kind of dust guard for keyhole, and it can prevent extraneous dust well, impurity enters in keyhole, thus can ensure that key can normal opening and closing lock core.
The technical solution of the utility model: a kind of dust guard for keyhole, it is characterized in that: include installing plate, described installing plate is provided with through hole, be provided with in described through hole and first renovate, second to renovate, described first to renovate, second renovate mutual conflict, first to renovate, second renovate the hinged setting with installing plate, also include first to renovate for resetting, the second the first back-moving spring renovated, the second back-moving spring.
Adopt technique scheme, during installation, make first to renovate, second renovate mutual conflict position correspondence and be positioned at keyhole position, when such key inserts, first to renovate, second renovate and turn to the inside, after key is extracted, first to renovate, second renovate and reset under the effect of the first back-moving spring, the second back-moving spring respectively, first to renovate, second renovate that conflict can prevent extraneous dust well, impurity enters in keyhole, thus can ensure that key can normal opening and closing lock core; And by first to renovate, second renovate and conflict dust-proof, first renovating, second when renovating rotation, it needs reserved upset space little, thus make that its thickness is little, volume is little.
Further setting of the present utility model: described installing plate be provided with first to renovate for limiting, the second limited block renovating turned position outside installing plate.
Adopt above-mentioned further setting, limited block can prevent first to renovate, second renovate and turn to outside installing plate under the effect of the first back-moving spring, the second back-moving spring, thus make first to renovate, second renovate reset after can conflict well, good dustproof effect.
Further setting of the present utility model: described limited block is positioned at first to be renovated, second renovate position of mutually conflicting, described first to renovate, the second outer wall renovated is respectively equipped with the first groove, the second groove, described limited block and the first groove, the second bottom portion of groove are conflicted.
Adopt above-mentioned further setting, this limited block set-up mode, structure is simple, can simultaneously to first renovating, second renovate carry out spacing; The first groove, the second groove that arrange, limited block and first is renovated, second to renovate between outer wall contact surface large, can not produce slip, precision is high.
Of the present utility modelly to arrange further again: described first to renovate, second renovate and be interiorly equipped with the first jointed shaft, the second jointed shaft respectively, first jointed shaft, the second jointed shaft plug on a mounting board, first jointed shaft, the second jointed shaft be arranged in parallel, first back-moving spring winding is on the first jointed shaft, conflict is renovated with installing plate, first respectively in the two ends of the first back-moving spring, second back-moving spring winding is on the second jointed shaft, and conflict is renovated with installing plate, second respectively in the two ends of the second back-moving spring.
Adopt and above-mentionedly to arrange further again, this first to renovate, second to renovate, the first back-moving spring, the second back-moving spring mounting means, structure is simple, and rotation space is little.
Of the present utility modelly further to arrange: described installing plate is provided with the first recess, the second recess, and the first back-moving spring and installing plate one end of conflicting is positioned at the first recess, the second back-moving spring and installing plate one end of conflicting is positioned at the second recess again.
Adopt and above-mentionedly further to arrange again, make the first back-moving spring, the second back-moving spring and installing plate to conflict one end positioning stablity like this, position skew can not be produced, thus make the first back-moving spring, the second back-moving spring reseting performance stable.
Further setting more of the present utility model: described installing plate is also arranged with fixed head outward, described installing plate lateral wall is provided with locating piece, on the lateral wall of described fixed head, corresponding locating piece position is provided with locating slot, locating piece is placed in locating slot, described fixed head is provided with flexure strip, the lateral wall of installing plate is provided with breach, and described flexure strip is pressed in breach.
Adopt and above-mentionedly further to arrange again, the fixed head arranged can facilitate the installation of installing plate, locating piece is placed in locating slot and installing plate can be prevented to fixed head medial motion, can also prevent installing plate from rotating relative to fixed head, flexure strip is pressed in breach, and installing plate can be prevented to fixed head movement outside, this installing plate, fixed head connected mode, installation, convenient disassembly, structure is simple.
Accompanying drawing explanation
Fig. 1 is the explosive view of the utility model specific embodiment;
Fig. 2 first to renovate in the utility model specific embodiment, second renovates mounting structure schematic diagram.
Detailed description of the invention
As shown in Figure 1, 2, a kind of dust guard for keyhole, include installing plate 1, described installing plate 1 is provided with through hole 11, be provided with first in described through hole 11 to renovate 2, second and renovate 3, described first renovates 2, second renovates 3 and mutually conflicts, first renovate 2, second renovates 3 with the hinged setting of installing plate 1, also include and first renovate the first back-moving spring 4, second back-moving spring 5 that 2, second renovates 3 for resetting.During installation, make first to renovate 2, second to renovate 3 mutual conflict position correspondences and be positioned at keyhole position, when such key inserts, first renovates 2, second renovates 3 and turns to the inside, after key is extracted, first renovates 2, second renovates 3 and resets under the effect of the first back-moving spring 4, second back-moving spring 5 respectively, and first renovates 2, second renovates that 3 conflicts can prevent extraneous dust well, impurity enters in keyhole, thus can ensure that key can normal opening and closing lock core; And, renovate 2, second by first and renovate 3 conflicts and come dust-proof, first renovate 2, second renovate 3 rotation time, it needs reserved upset space little, thus makes that its thickness is little, volume is little.
In the utility model specific embodiment, described installing plate 1 is provided with renovates 2 for limiting first, second renovates 3 to the limited block 6 of turned position outside installing plate 1, described limited block 6 is positioned at first and renovates 2, second renovates 3 conflicts position mutually, described first renovates 2, second outer wall renovating 3 is respectively equipped with the first groove 21, second groove 31, described limited block 6 and the first groove 21, conflict bottom second groove 31, limited block 6 can prevent first to renovate 2, second renovates 3 at the first back-moving spring 4, turn under the effect of the second back-moving spring 5 outside installing plate 1, thus make first to renovate 2, second renovate 3 resets after can conflict well, good dustproof effect, this limited block 6 set-up mode, structure is simple, 2 can be renovated to first simultaneously, second renovate 3 carry out spacing, the first groove 21, second groove 31 arranged, making limited block 6 and first renovate 2, second, to renovate between 3 outer walls contact surface large, and can not produce slip, precision is high.
In the utility model specific embodiment, described first renovates 2, second renovates in 3 and is equipped with the first jointed shaft 7, second jointed shaft 8 respectively, first jointed shaft 7, second jointed shaft 8 is plugged on installing plate 1, first jointed shaft 7, second jointed shaft 8 be arranged in parallel, first back-moving spring 4 winding is on the first jointed shaft 7,2 conflicts are renovated with installing plate 1, first respectively in the two ends of the first back-moving spring 4, second back-moving spring 5 winding is on the second jointed shaft 8, and 3 conflicts are renovated with installing plate 1, second respectively in the two ends of the second back-moving spring 5.This first renovates 2, second renovates the 3, first back-moving spring 4, second back-moving spring 5 mounting means, and structure is simple, and rotation space is little.Described installing plate 1 is provided with the first recess 12, second recess 13, first back-moving spring 4 and installing plate 1 one end of conflicting be positioned at the first recess 12, second back-moving spring 5 and installing plate 1 one end of conflicting and be positioned at the second recess 13.Make the first back-moving spring 4, second back-moving spring 5 and installing plate 1 to conflict one end positioning stablity like this, position skew can not be produced, thus the first back-moving spring 4, second back-moving spring 5 reseting performance is stablized.
In the utility model specific embodiment, described installing plate 1 is outer is also arranged with fixed head 9, described installing plate 1 lateral wall is provided with locating piece 10, on the lateral wall of described fixed head 9, corresponding locating piece 10 position is provided with locating slot 91, locating piece 10 is placed in locating slot 91, described fixed head 9 is provided with flexure strip 92, the lateral wall of installing plate 1 is provided with breach 20, described flexure strip 92 is pressed in breach 20, the fixed head 9 arranged can facilitate the installation of installing plate 1, locating piece 10 is placed in locating slot 91 and installing plate 1 can be prevented to fixed head medial motion, can also prevent installing plate 1 from rotating relative to fixed head, flexure strip 92 is pressed in breach 20, installing plate 1 can be prevented to fixed head 9 movement outside, this installing plate 1, fixed head 9 connected mode, install, convenient disassembly, structure is simple.
Claims (6)
1. the dust guard for keyhole, it is characterized in that: include installing plate, described installing plate is provided with through hole, be provided with in described through hole and first renovate, second to renovate, described first to renovate, second renovate mutual conflict, first to renovate, second renovate the hinged setting with installing plate, also include first to renovate for resetting, the second the first back-moving spring renovated, the second back-moving spring.
2. the dust guard for keyhole according to claim 1, is characterized in that: described installing plate be provided with first to renovate for limiting, the second limited block renovating turned position outside installing plate.
3. the dust guard for keyhole according to claim 2, it is characterized in that: described limited block is positioned at first to be renovated, second renovate position of mutually conflicting, described first to renovate, the second outer wall renovated is respectively equipped with the first groove, the second groove, described limited block and the first groove, the second bottom portion of groove are conflicted.
4. the dust guard for keyhole according to claim 1 or 2 or 3, it is characterized in that: described first to renovate, second renovate and be interiorly equipped with the first jointed shaft, the second jointed shaft respectively, first jointed shaft, the second jointed shaft plug on a mounting board, first jointed shaft, the second jointed shaft be arranged in parallel, first back-moving spring winding is on the first jointed shaft, conflict is renovated with installing plate, first respectively in the two ends of the first back-moving spring, second back-moving spring winding is on the second jointed shaft, and conflict is renovated with installing plate, second respectively in the two ends of the second back-moving spring.
5. the dust guard for keyhole according to claim 4, it is characterized in that: described installing plate is provided with the first recess, the second recess, first back-moving spring and installing plate one end of conflicting is positioned at the first recess, and the second back-moving spring and installing plate one end of conflicting is positioned at the second recess.
6. the dust guard for keyhole according to claim 1 or 2 or 3 or 5, it is characterized in that: described installing plate is also arranged with fixed head outward, described installing plate lateral wall is provided with locating piece, on the lateral wall of described fixed head, corresponding locating piece position is provided with locating slot, locating piece is placed in locating slot, described fixed head is provided with flexure strip, and the lateral wall of installing plate is provided with breach, and described flexure strip is pressed in breach.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520632460.6U CN204850725U (en) | 2015-08-20 | 2015-08-20 | A dust keeper for key hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520632460.6U CN204850725U (en) | 2015-08-20 | 2015-08-20 | A dust keeper for key hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204850725U true CN204850725U (en) | 2015-12-09 |
Family
ID=54741289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520632460.6U Expired - Fee Related CN204850725U (en) | 2015-08-20 | 2015-08-20 | A dust keeper for key hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204850725U (en) |
-
2015
- 2015-08-20 CN CN201520632460.6U patent/CN204850725U/en not_active Expired - Fee Related
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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: 20151209 Termination date: 20210820 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |