CN204002021U - A kind of door lock - Google Patents
A kind of door lock Download PDFInfo
- Publication number
- CN204002021U CN204002021U CN201420486143.3U CN201420486143U CN204002021U CN 204002021 U CN204002021 U CN 204002021U CN 201420486143 U CN201420486143 U CN 201420486143U CN 204002021 U CN204002021 U CN 204002021U
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- CN
- China
- Prior art keywords
- door lock
- shaft seat
- pars contractilis
- housing
- moving spring
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Abstract
The utility model discloses a kind of door lock, comprise housing, rotating shaft and door lock interlocking assembly, described rotating shaft is connected with door lock interlocking assembly and is all arranged in housing, described door lock interlocking assembly comprises latch bolt, driver plate, lock core and slow-witted tongue, described shaft seat is connected with latch bolt by driver plate with lock core, its technical essential is: described shaft seat side is provided with pars contractilis, between described pars contractilis and housing, be provided with back-moving spring, described back-moving spring is pressed on described shaft seat side by described pars contractilis, on shaft seat with pars contractilis over against side be provided with a straightway and arc section, when described back-moving spring is during in compressive state, described pars contractilis contacts with arc section point, when described reset is during then in relaxation state, described pars contractilis contacts with straightway face, aim to provide a kind of door lock of rotating shaft long service life.
Description
Technical field
The utility model relates to a kind of lock, and more particularly, it relates to a kind of door lock.
Background technology
Door lock, also be the door lock of registering one's residence, it is the upper lockset (not comprising interior door lock) being equipped with of main door that whole building leads to outside, particularity due to gate lock position, conventionally extremely firm, more conventional gate lock has safe-guard door lock, glass door lock etc., and general door lock consists of housing and its inner linkage unit.
At present, on market, disclosing a kind of application number is a kind of Portable type main lock tongue lock unit of theft-proof door lock of electron of CN200710066647.4, comprise master lock tongue, master lock tongue thumb wheel, shaft gear, turn outward core and in turn core, turn outward and on the lateral surface of core, have master lock tongue shifting block and oblique dead bolt shifting block, turn outward on the end face of core and have one section of arc-shaped convex, inside turn on the side of core and have shifting block, the side of the annulus of shaft gear has one to the shifting block of turning back backward again after extending laterally, this Portable type main lock tongue lock unit of theft-proof door lock of electron and oblique dead bolt, electronic switching device, Internal handle and outer handle are used in combination, closing behind the door, master lock tongue is automatic locking not, to on Internal handle or outer handle, lift certain angle, by the interior core that turns, turn core outward, shaft gear, the transmission of master lock tongue thumb wheel, can complete the sealed action of master lock tongue and universe rod, the fault of lock body greatly reduces, can reach more than 50000 times application life.
The shaft seat that this door lock passes through links by gear type structure and linkage, this bulge-structure of gear easily produces wearing and tearing, fracture in the rotation process of high frequency time, affect the reset capability of shaft seat, and this door lock also improves by add projection in rotating shaft the application life of door lock, but in the middle of reality is used, rotating shaft is connected with handle, axis hole is easily worn and causes axis hole and handle bad connection after high-frequency is used, and existing rotating shaft is connected with the transmission device in door lock, disassembling, assembling and replacing all needs after door lock dismounting, to change very trouble.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of door lock of rotating shaft long service life.
For achieving the above object, the utility model provides following technical scheme: a kind of door lock, comprise housing, rotating shaft and door lock interlocking assembly, described rotating shaft comprises shaft seat and square core, described Fang Xin is embedded at described shaft seat middle part, wherein: described shaft seat side is provided with pars contractilis, between described pars contractilis and housing, be provided with back-moving spring, described back-moving spring is pressed on described shaft seat side by described pars contractilis, on shaft seat with pars contractilis over against side be provided with a straightway and arc section, described arc section is greater than described straightway to the distance at shaft seat center to the distance at shaft seat center.
This use is novel to be further set to: the quantity of described pars contractilis and back-moving spring is set to two pairs, and is oppositely arranged on the both sides of described rotating shaft.
By adopting technique scheme, described pars contractilis provides power by back-moving spring, described shaft seat is when original position, the line part of described pars contractilis and shaft seat side is conflicted, described reset is in relaxation state, when rotating described shaft seat by external force, the arc section of described shaft seat is because it is far away than line part apart from shaft seat center, described arc section compression pars contractilis, described back-moving spring is in compressive state, when removing external force, thereby described back-moving spring makes described shaft seat return back to original position by compressing pars contractilis, described pars contractilis and back-moving spring are symmetricly set on described shaft seat both sides, can make the quicker of described shaft seat reply, steadily, by this mode of returning spring of utilizing, reply described shaft seat position, its contact site is for being connected smoothly, connect the application life of described shaft seat far above gear type.
The utility model is further set to: on described shaft seat and housing, offer over against axis hole, described Fang Xin is connected with axis hole interference fit, on described Fang Xin, offer handle hole, described side's core side opening is provided with square mandrel to vertical screwed hole, in described screwed hole, holding screw is installed, on housing, offer installing hole, described installing hole is oppositely arranged on the both sides of described Fang Xin.
By adopting technique scheme, described side's core connection door lock handle, by adopting Fang Xin and shaft seat split to arrange, and on housing, also offered axis hole, thereby can pull out to repair from housing after described Fang Xin is damaged, have changed, described holding screw can be in order to Reinforced door lock handle after handle hole wearing and tearing, thereby extend the application life of described Fang Xin, and described holding screw does not have nut, can all screw in screwed hole by whole screw, can not affect being connected of Fang Xin and axis hole.
The utility model is further set to: described holding screw is provided with pressing plate towards one end of handle hole, and described pressing plate direction is vertical with holding screw.
By adopting technique scheme, described pressing plate contacts script holding screw and changes face contact into the point of door lock handle, thereby increased contact area, make the fixed effect of described holding screw better.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model door lock embodiment;
Fig. 2 is the shaft seat structural representation of the utility model door lock embodiment;
Fig. 3 is the square core schematic diagram in the utility model door lock embodiment;
Fig. 4 is the schematic diagram of holding screw in the utility model door lock embodiment.
Reference numeral: 1. housing; 2. rotating shaft; 21. shaft seats; 211. arc section; 212. straightway; 213. trundle; 22. side's cores; 221. handle hole; 222. screwed hole; 223. holding screw; 224. pressing plate; 3. door lock interlocking part assembly; 31. latch bolts; 32. driver plates; 33. lock cores; 34. slow-witted tongues; 35. first springs; 36. second springs; 4. axis hole; 5. pars contractilis; 6. back-moving spring; 7. installing hole.
The specific embodiment
Referring to figs. 1 through Fig. 2, to the utility model, the E font iron core embodiment for A.C. contactor is described further.
A kind of door lock, comprise housing 1, rotating shaft 2 and door lock interlocking assembly 3, described rotating shaft 2 is connected with door lock interlocking assembly 3 and is all arranged in housing 1, wherein: described rotating shaft 2 comprises shaft seat 21 and square core 22, on described shaft seat 21 and housing 1, offer over against axis hole 4 described in axis hole 4 be regular hexagon structure, described side's core 22 is connected with axis hole 4 interference fit, on described side's core 22, offer foursquare handle hole 221, described side's core 22 side openings are provided with and the axial vertical screwed hole 222 of square core 22, in described screwed hole 222, holding screw 223 is installed, on housing 1, offer installing hole 7, described installing hole 7 is oppositely arranged on the both sides of described side's core 22, described holding screw 223 is provided with pressing plate 224 towards one end of handle hole 221, described pressing plate 224 directions are vertical with holding screw 223, described door lock interlocking assembly 3 comprises latch bolt 31, driver plate 32, lock core 33 and slow-witted tongue 34, described shaft seat 21 is connected with latch bolt 31 by driver plate 32 with lock core 33, described shaft seat 21 sides are provided with trundle 213, and be connected with driver plate 32 by described trundle 213, described driver plate 32 can be converted into the circular-rotation of shaft seat 21 and lock core 33 piston movement of latch bolt 31, described slow-witted tongue 34 separately and lock core 33 clampings, between described latch bolt 31 and housing 1, be also provided with the first spring 35, described the first spring 35 directions are identical with the direction of motion of latch bolt 31, between described lock core 33 and housing 1, be provided with the second spring 36, described shaft seat 21 sides are provided with pars contractilis 5, between described pars contractilis 5 and housing 1, be provided with back-moving spring 6, described back-moving spring 6 is pressed on described shaft seat 21 sides by described pars contractilis 5, shaft seat 21 sides are provided with a straightway 212 and arc section 211, when described back-moving spring 6 is during in compressive state, described pars contractilis 5 contacts with 211 of arc sections, described arc section 211 is greater than described straightway 212 to the distance at shaft seat 21 centers to the distance at shaft seat 21 centers, when described back-moving spring 6 is during then in relaxation state, described pars contractilis 5 contacts with 212 of straightways, the quantity of described pars contractilis 5 and back-moving spring 6 is set to two pairs, and be oppositely arranged on the both sides of described shaft seat 21.
The present embodiment operating principle is as follows: described side's core 22 is by handle hole 221 connection door lock handles, by swing handle, drive described shaft seat 21 to rotate, described trundle 213 drives driver plate 32 to produce interlock, latch bolt 31 is pullled in one end of described driver plate 32, make described latch bolt 31 do piston movement, when pushing housing 1, described latch bolt 31 compresses described the first spring 35, after decontroling door lock handle, 35 pairs of latch bolts of described the first spring 31 produce reaction force makes latch bolt 31 stretch out housing 1, in like manner, described lock core 33 also can drive described driver plate 32 to control the flexible of latch bolt 31,
Described lock core 33 also with described slow-witted tongue 34 clampings, the fixing described interface arrangment of active force by the second spring 36 compresses the second spring 36 in rotary locking cylinder 33, makes interface arrangment back out slow-witted tongue 34 activities of order;
When described rotating shaft 2 is in initial position, described pars contractilis 5 is positioned at the both sides of shaft seat 21 and conflicts with line part, keep its Stability Analysis of Structures, in the time of rotating shaft seat 21, described arc section 211 contacts with pars contractilis 5, simultaneously back-moving spring 6 is in compressive state, when unclamping door lock handle described in spring pars contractilis 5 is produced to reaction forces, and described pars contractilis 5 compression arc sections 211 rotate to straightway 212 and pars contractilis 5 described shaft seat 21 to conflict.
By adopting above technical scheme, the side's of employing core 22 and shaft seat 21 split settings, and on housing 1, also offered axis hole 4, thereby can pull out to repair from housing 1 after described side's core 22 is damaged, change, described holding screw 223 can be in order to Reinforced door lock handle after handle hole 221 wearing and tearing, thereby extend the application life of described side's core 22, and described holding screw 223 does not have nut, can all screw in screwed hole 222 by whole screw, can the side's of impact core 22 and being connected of axis hole 4, described back-moving spring 6 for making described shaft seat 21 reset after rotating shaft seat 21, reduced the pressure that the first spring 35 bears, thereby the application life that extends the application life of described door lock contained spring and then improve on the whole described door lock, described pressing plate 224 contacts script holding screw 223 and changes face contact into the point of door lock handle, thereby having increased contact area makes the fixed effect of described holding screw 223 better, described installing hole 7 is distributed in the both sides of described side's core 22, thereby make described door lock go for various types of installation sites, widened the scope of application of described door lock.
The above is only preferred embodiment of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging 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, in the some improvements and modifications that do not depart 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 door lock, comprise housing, rotating shaft and door lock interlocking assembly, described rotating shaft comprises shaft seat and square core, described Fang Xin is embedded at described shaft seat middle part, it is characterized in that: described shaft seat side is provided with pars contractilis, between described pars contractilis and housing, be provided with back-moving spring, described back-moving spring is pressed on described shaft seat side by described pars contractilis, on shaft seat with pars contractilis over against side be provided with a straightway and arc section, described arc section is greater than described straightway to the distance at shaft seat center to the distance at shaft seat center.
2. a kind of door lock according to claim 1, is characterized in that: the quantity of described pars contractilis and back-moving spring is set to two pairs, and is oppositely arranged on the both sides of described rotating shaft.
3. a kind of door lock according to claim 2, it is characterized in that: on described shaft seat and housing, offer over against axis hole, described Fang Xin is connected with axis hole interference fit, on described Fang Xin, offer handle hole, described side's core side opening is provided with square mandrel to vertical screwed hole, in described screwed hole, holding screw is installed, offers installing hole on housing, described installing hole is oppositely arranged on the both sides of described Fang Xin.
4. a kind of door lock according to claim 3, is characterized in that: described holding screw is provided with pressing plate towards one end of handle hole, and described pressing plate direction is vertical with holding screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420486143.3U CN204002021U (en) | 2014-08-27 | 2014-08-27 | A kind of door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420486143.3U CN204002021U (en) | 2014-08-27 | 2014-08-27 | A kind of door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204002021U true CN204002021U (en) | 2014-12-10 |
Family
ID=52042044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420486143.3U Active CN204002021U (en) | 2014-08-27 | 2014-08-27 | A kind of door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204002021U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112593785A (en) * | 2020-12-15 | 2021-04-02 | 公牛集团股份有限公司 | Lock body and anti-theft door |
-
2014
- 2014-08-27 CN CN201420486143.3U patent/CN204002021U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112593785A (en) * | 2020-12-15 | 2021-04-02 | 公牛集团股份有限公司 | Lock body and anti-theft door |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |