CN201620675U - Spiral lock catch - Google Patents
Spiral lock catch Download PDFInfo
- Publication number
- CN201620675U CN201620675U CN2009203534486U CN200920353448U CN201620675U CN 201620675 U CN201620675 U CN 201620675U CN 2009203534486 U CN2009203534486 U CN 2009203534486U CN 200920353448 U CN200920353448 U CN 200920353448U CN 201620675 U CN201620675 U CN 201620675U
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- base
- button
- pull
- lock catch
- pulling
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Abstract
The utility model relates to a spiral lock catch opened and closed in a rotating mode and solves the problems that in the prior art, the lock catch of a box is realized in a wrenching buckle mode and can be loosened after being used for a long time and the locking force is reduced. The spiral lock catch comprises a bed, a base and a sliding block for connecting the bed with the base. The bed is connected with a rotatable wrenching buckle. The base is provided with a jack. The end part of the sliding block is fixed with a pin shaft. The wrenching buckle is connected with the sliding block to form a rotating movement structure. The pin shaft is inserted into the jack to form a locking structure. The rotating movement of the wrenching buckle is converted into the linear movement of the sliding block by arc matching connection of the wrenching buckle and the sliding block so as to drive the pin shaft to be separated from the jack or be inserted into the jack to complete the unlocking and locking operations. An opening and closing force of a box cover and a box bottom is borne by the pin shaft. The safety is improved, the service life is prolonged and the operation is convenient.
Description
Technical field
The utility model relates to a kind of snap close, especially a kind of rotary unlatching and the spiral type lock catch of closing.
Background technology
For guaranteeing safety or the inner article of protection, the box of instrument cases or outdoor use generally all needs snap close, such as instrument cases, inside is placed with multiple instrument, be convenient for carrying, be to be connected through the hinge at the bottom of the lid of this instrument cases and the box, the position of its folding is adopted and is directly pulled the mode that button fastens, mainly be to realize locking by pulling the button elastic deformation, but this structure is pulled button along with the increase of access times causes easily lax, also reduce simultaneously and pull the button coupling mechanism force, cause slightly a bit vibrations to unclamp automatically, make that the instrument of instrument cases inside is in disorder, also drop out from instrument cases the insides easily, after particularly miniature parts such as some little driver bits or screw drop out in the instrument cases will with the time just very difficulty look for, add repeatedly folding, buckle the wearing and tearing that cause, even it is not lax to pull button, in the vibrations process, pulls button and also unclamp easily; At the box of depositing article such as a kind of outdoor use, the box of picture fishing usefulness, inside is placed with the Bottle ﹠ Can of many fishing, topples over for preventing Bottle ﹠ Can, lid will pin tightly, general this box can use the mode of little lock ﹠ key combination to pin lid, and is though lid can be unlimited automatically in moving process, cumbersome when need open, little lock need be opened, take off then, just can open the lid, use cumbersome comparatively speaking.
The snap close that also has a kind of spring structure, mode by lobbing fastens, the snap close of this structure is safer comparatively speaking, but structure more complicated, the high point of manufacturing cost meeting, and some part dimension wherein is smaller, repeatedly uses the back easy deformation, causes relatively difficulty of next fastening.
Patent Office of the People's Republic of China discloses a CN1148326A document on April 23rd, 1997, the snap close of title chain, the locking baffle plate of snap close is hinged between the branch of stirrup shape part by the axle of the part of passing this baffle plate, this is local shorter than the distance between two branches, so that baffle plate can carry out horizontal translation, axle has the part of straight tee section, this part partly is constrained in the groove that is arranged in the respective shapes in the branch, therefore, axle is organized rotation, be arranged at admit the passage of axle in the part of baffle plate and have one with spool the corresponding inlet of shape of part, the helical spring that is constrained on the axle tends to the direction of baffle plate towards the part of axle moved, when baffle plate occupied its position of turning down of locking, the part of axle entered into the moulding inlet of passage, like this with regard to fastening baffle plate.The snap close of this structure axially can not separate, both still fasten by baffle plate, axially only provide a mobile direction, make that the axis direction along axle moved when the baffle plate rotation was opened, if this structure is used that still traditional on the lock box buckle or the mode of hasp.
Patent Office of the People's Republic of China has announced a CN2549104Y patent on May 7th, 2003, name is called the collapsible door lock of dead bolt, form by parts such as lock housing, outer bush, interior guide pin bushing, lock core, rotating shaft, pin, dead bolts, being provided with a cover in lock housing is worn by pin by outer bush, interior guide pin bushing, rotating shaft and to close the spirally-guided mechanism that forms, outer bush is to be fixed on the lock housing, realizes by two different rotary directions during closure or openness.The mode of its locking of lock of this structure is the rotation dead bolt, and the instrument key of opening and closing if use on the lock box, also needs to be equipped with separately key, though can strengthen antitheft function, not too convenient in the operation.
The utility model content
The utility model has solved that the snap close of box is to realize by pulling the mode of buckleing in the prior art, snap close uses for a long time can be loosening, the shortcoming that coupling mechanism force descends provides a kind of rotation is converted to move and realize locking by bearing pin, guarantees the spiral type lock catch of snap close safety.
The utility model has solved that the snap close of box is to realize by spring structure in the prior art, but structure more complicated, the manufacturing cost height, and repeatedly use the local shortcoming that can be out of shape, provide a kind of employing bearing pin to realize locking by bearing pin, long-time use can be out of shape the spiral type lock catch of long service life.
A purpose more of the present utility model provides a kind of spiral type lock catch, realizes locking by bearing pin itself, improve locking intensity, and operation is also very convenient, is particularly suitable for the not high but box that need to fasten of secrecy and uses.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of spiral type lock catch, the slide block that comprises base, pedestal and connection base and pedestal, be connected with the rotatable button of pulling on the base, pedestal is provided with jack, the end of slide block is fixed with bearing pin, pull button and be connected with slide block and form the rotation moving structure, bearing pin is inserted into the interior formation of jack locking mechanism.Base and pedestal are separated, both connect by bearing pin, on base is fixed at the bottom of the box, pedestal is fixed on the lid, perhaps opposed, pulling button links into an integrated entity with base, pulling button can rotate around tie point, pulls button and is the rotation moving structure with slide block, and pulling button rotates around tie point, driving slide block moves as straight line, from but bearing pin on the slide block break away from or be inserted in the jack of pedestal, thereby finish locking and release, pedestal is with after base is connected, the active force of opening generation at the bottom of lid and the box affacts and is cross shear on the bearing pin, therefore bearing pin integral body is born active force, and it is higher to fasten safety at the bottom of lid and the box, and being out of shape can not appear in long-time the use yet, operate also very conveniently, only need pull button just; If use in the bigger place of vibrations and to unclamp automatically for preventing, can buckle setting and loosen structure pulling, such as using spring relaxation, perhaps pull to buckle and nail catcher is set loosens.
As preferably, slide block comprise slider body with arcwall face, with the axis pin base that slider body is connected by neck, is provided with pin shaft hole in the middle of the axis pin base, bearing pin is fixed in the pin shaft hole.Arcwall face is an arc surface, pulls button and is circular motion, pulls button and can not occur interfering with slide block, and bearing pin and pin shaft hole are interference fit.
As preferably, pull button and comprise and pull the button main body and, pull the cylinder of button main body for middle band through hole from pulling the spanner portion that button main body side extends, pull the chute that button main body outer circumference surface is provided with screw arrangement.The through hole of pulling the button main body is used for being connected with base, and rotating shaft is set in the through hole, pulls button rotation time, around the rotating shaft rotation, pulls chute outside the button main body and is used for the slide block arcwall face and matches, and chute is a spirality, then can convert straight line to rotatablely moving and move.
As preferably, the arcwall face of slider body is provided with the protuberance that matches with chute, and protuberance is that the bending that is provided with along the arcwall face spirality is rectangular, and protuberance is dextrorotation, and chute is dextrorotation.Protuberance and chute are dextrorotation all, meet the custom that people use, and protuberance is rectangular structure, and the length of chute is greater than the length of protuberance, and the length difference of chute and protuberance can guarantee to pull to buckle and rotate rear pin shaft and can break away from jack fully.
Another kind of scheme: the arcwall face of slider body is provided with the protuberance that matches with chute, and protuberance is dextrorotation, and chute is dextrorotation, and protuberance is the bending billet that is fixed on arcwall face.
As preferably, be fixed with on the base be used for connecting pull button pull the button base, pull the button base and comprise that two parallel pull the button rotating seat and connect two holders of pulling the button rotating seat, pull the button rotating seat and be provided with and pull the button rotating hole, the middle part of holder is provided with the semicircle seat of band connecting hole.Pull button base integral body and be the shape of a hoof, both sides are for pulling the button rotating seat, and the centre is a holder, pull the button rotating seat and are used for and pull to link connecing, and pull between connecting hole of detaining on the rotating seat and the through hole of pulling button to be connected with rotating shaft.
As preferably, on base comprises base body and is fixed on base body one side and the Connection Block that links to each other with base body, base body is provided with fixing hole, another side of base body is provided with the connecting portion of band connecting hole, after pulling button base being fixed on the base, the connecting hole of pulling on the button base is corresponding with the connecting hole on the base body.Pull between button base and the base body by fixing hole and corresponding connecting hole connection.
As preferably, be provided with stair-stepping bearing pin slideway in the Connection Block of base, the miner diameter end of bearing pin slideway matches with bearing pin, and the bigger diameter end of bearing pin slideway matches with axis pin base, Connection Block is provided with fluting at the bigger diameter end place towards the side of base body, and fluting matches with the neck of slide block.The slide block band bearing pin and is moved in the bearing pin slideway, bearing pin moves at miner diameter end, and slide block moves at bigger diameter end, and neck moves in fluting, fluting can also move slide block and play position-limiting action, and the reducing position between bigger diameter end and the miner diameter end can be moved slide block and be played position-limiting action.
As preferably, an end of base has circular hole, and pedestal one end has circular hole, and the bottom surface of pedestal is provided with the fixed part of the inverted T-shaped that is used for fixing.Circular hole can be respectively fixed to base or pedestal at the bottom of the box or on the lid.
As preferably, to pull in the button two ends and have at least an end to be provided with locking spring, the coupling mechanism force of locking spring is towards pulling the direction that button fastens.Locking spring prevents to pull button owing to reasons such as vibrations are unclamped automatically, when unclamp, need overcome certain coupling mechanism force, has guaranteed that like this lid and box bottom are in buckling state.
The beneficial effects of the utility model are: be connected by the arc of pulling button and slide block, make that pull the straight line that rotatablely moving of button convert slide block to moves, thereby driving bearing pin breaks away from jack or is inserted into jack, finish the action of release and locking, folding power at the bottom of lid and the box is born by bearing pin, improves safety, increases the service life, and easy to operate, it is just passable only to need rotation to pull button.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model;
Fig. 2 is a kind of locking sectional view of the utility model;
Fig. 3 is a kind of sectional view of opening of the utility model;
Fig. 4 is a kind of unlatching outline drawing of the utility model;
Fig. 5 is a kind of base schematic diagram of the utility model;
Fig. 6 is the lateral view of the utility model base shown in Figure 5;
Fig. 7 is the schematic diagram of a kind of pedestal of the utility model;
Fig. 8 is a kind of button base schematic diagram of pulling of the utility model;
Fig. 9 is the utility model lateral view of pulling the button base shown in Figure 8;
Figure 10 is a kind of button schematic diagram of pulling of the utility model;
Figure 11 is the utility model lateral view of pulling button shown in Figure 10;
Figure 12 is the schematic diagram of a kind of slide block of the utility model;
Figure 13 is the lateral view of the utility model slide block shown in Figure 12;
Among the figure: 1, pedestal, 2, base, 3, pull button, 4, pull the button base, 5, slide block, 6, base body, 7, connecting portion, 8, connecting hole, 9, fixing hole, 10, Connection Block, 11, bearing pin slideway, 12, fixed part, 13, circular hole, 14, holder, 15, semicircle seat, 16, pull the button rotating seat, 17, pull the button rotating hole, 18, pull the button main body, 19, through hole, 20, spanner portion, 21, chute, 22, slider body, 23, protuberance, 24, axis pin base, 25, pin shaft hole, 26, neck.
The specific embodiment
Below by specific embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: a kind of spiral type lock catch (referring to accompanying drawing 1 accompanying drawing 4), mainly form by two parts, a part is for being fixed to the pedestal 1 on the lid, another part is the base 2 that is fixed at the bottom of the box, be fixed with on the base 2 and pull button base 4, pull to be connected with on the button base 4 and pull button 3, also be provided with slide block 5 on the base 2, the end of slide block 5 is connected with pedestal 1, slide block 5 also with pull button and 3 be connected.
The external surface of pedestal 1 (referring to accompanying drawing 7) is an arcwall face, and the bottom surface of pedestal 1 is the plane, and the bottom surface is provided with the fixed part 12 of inverted T-shaped, and fixed part 12 is connected on the lid, and an end of pedestal 1 is provided with circular hole 13, and the other end of pedestal 1 is provided with jack.
Base 2 (referring to accompanying drawing 5 accompanying drawings 6) comprises base body 6 and the Connection Block 10 that links to each other with base body 6, base body 6 is provided with two fixing holes 9, the side of base body 6 is provided with the connecting portion 7 of band connecting hole 8, one end of base body 6 is provided with circular hole 13, Connection Block 10 is cylindrical, be provided with stair-stepping bearing pin slideway 11 in the Connection Block 10, a side at the miner diameter end of bearing pin slideway 11 circular hole place on base body 6, bigger diameter end is provided with fluting towards the side of base body 6.
Pull button 3 (referring to accompanying drawing 10 accompanying drawings 11) and comprise pulling and buckle main body 18 and, pull button main body 18 and be the middle cylinder of being with through hole 19, pull and detain the chute 21 that main body 18 outer circumference surfaces are provided with screw arrangement from pulling the spanner portion 20 that buckle bending that the main body side extends.The spiral of chute 21 is dextrorotation.
Pulling button base 4 (referring to accompanying drawing 8 accompanying drawings 9) comprises that two parallel pulling are buckled rotating seat 16 and connected two and pulls the holder 14 of buckleing rotating seat 16, it is triangular in shape to pull button rotating seat 16, an angle at top is a fillet, holder 14 is strip and is arranged on the side of pulling button rotating seat 16, pull the button rotating seat 16 be provided with pull the button rotating hole 17, the middle part of holder 14 be provided with the band connecting hole semicircle seat 15.
The axis pin base 24 that slide block 5 (referring to accompanying drawing 12 accompanying drawings 13) comprises slider body 22 with arcwall face, is connected by neck 26 with slider body 22, axis pin base 24 is cylindrical, one end is a hemisphere head blind end, be provided with pin shaft hole 25 in the middle of the axis pin base 24, be fixed with the bearing pin that the end is a bulb in the pin shaft hole 25, the arcwall face of slider body 22 is provided with the protuberance 23 that matches with chute 21, and protuberance 23 is that bending is rectangular along the setting of arcwall face spirality, and protuberance 23 is dextrorotation.
Embodiment 2: a kind of spiral type lock catch, the protuberance that matches with chute 21 on slider body 22 arcwall faces is a bending billet structure, the position of protuberance and the length of chute guarantee that bearing pin can be inserted into jack and also also can break away from from jack, and remaining structure is with reference to embodiment 1.
Embodiment 3: a kind of spiral type lock catch, pull button by rotating shaft when pulling button pulling the button rotating hole and is connected on the rotating seat, at the two ends of rotating shaft locking spring is set, the coupling mechanism force of locking spring is towards the direction of pulling the button fastening, all the other structures are with reference to embodiment 1.
Above-described embodiment is several preferred version of the present utility model, is not the utility model is done any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technical scheme that claim puts down in writing.
Claims (10)
1. spiral type lock catch, the slide block that it is characterized in that comprising base, pedestal and connect base and pedestal, be connected with the rotatable button of pulling on the base, pedestal is provided with jack, the end of slide block is fixed with bearing pin, pull button and be connected with slide block and form the rotation moving structure, bearing pin is inserted into the interior formation of jack locking mechanism.
2. spiral type lock catch according to claim 1, it is characterized in that slide block comprise slider body with arcwall face, with the axis pin base that slider body is connected by neck, is provided with pin shaft hole in the middle of the axis pin base, bearing pin is fixed in the pin shaft hole.
3. spiral type lock catch according to claim 1 is characterized in that pulling button and comprises and pull the button main body and from pulling the spanner portion that button main body side extends, pull the cylinder of button main body for middle band through hole, pulls the chute that button main body outer circumference surface is provided with screw arrangement.
4. according to claim 2 or 3 described spiral type lock catch, it is characterized in that the arcwall face of slider body is provided with the protuberance that matches with chute, protuberance is rectangular along the bending of arcwall face spirality setting, and protuberance is dextrorotation, and chute is dextrorotation.
5. according to claim 2 or 3 described spiral type lock catch, it is characterized in that the arcwall face of slider body is provided with the protuberance that matches with chute, protuberance is dextrorotation, and chute is dextrorotation, and protuberance is the bending billet that is fixed on arcwall face.
6. spiral type lock catch according to claim 1, it is characterized in that being fixed with on the base be used for connecting pull button pull the button base, pull the button base and comprise that two parallel pull the button rotating seat and connect two holders of pulling the button rotating seat, pull the button rotating seat and be provided with and pull the button rotating hole, the middle part of holder is provided with the semicircle seat of band connecting hole.
7. according to claim 1 or 2 or 3 or 6 described spiral type lock catch, it is characterized in that base comprise base body and be fixed on base body one side on and the Connection Block that links to each other with base body, base body is provided with fixing hole, another side of base body is provided with the connecting portion of band connecting hole, after pulling button base being fixed on the base, the connecting hole of pulling on the button base is corresponding with the connecting hole on the base body.
8. spiral type lock catch according to claim 7, it is characterized in that being provided with stair-stepping bearing pin slideway in the Connection Block of base, the miner diameter end of bearing pin slideway matches with bearing pin, the bigger diameter end of bearing pin slideway matches with axis pin base, Connection Block is provided with fluting at the bigger diameter end place towards the side of base body, and fluting matches with the neck of slide block.
9. spiral type lock catch according to claim 1 is characterized in that an end of base has circular hole, and pedestal one end has circular hole, and the bottom surface of pedestal is provided with the fixed part of the inverted T-shaped that is used for fixing.
10. according to claim 1 or 2 or 3 or 6 or 9 described spiral type lock catch, it is characterized in that pulling in the button two ends and have at least an end to be provided with locking spring, the coupling mechanism force of locking spring is towards pulling the direction that button fastens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203534486U CN201620675U (en) | 2009-12-23 | 2009-12-23 | Spiral lock catch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203534486U CN201620675U (en) | 2009-12-23 | 2009-12-23 | Spiral lock catch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201620675U true CN201620675U (en) | 2010-11-03 |
Family
ID=43024132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203534486U Expired - Fee Related CN201620675U (en) | 2009-12-23 | 2009-12-23 | Spiral lock catch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201620675U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832075B (en) * | 2009-12-23 | 2012-08-15 | 浙江泰普森休闲用品有限公司 | Spiral type lock catch |
-
2009
- 2009-12-23 CN CN2009203534486U patent/CN201620675U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832075B (en) * | 2009-12-23 | 2012-08-15 | 浙江泰普森休闲用品有限公司 | Spiral type lock catch |
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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: 20101103 Termination date: 20131223 |