CN203129727U - Large-key-matching-number and wear-resistant lock core and key thereof - Google Patents
Large-key-matching-number and wear-resistant lock core and key thereof Download PDFInfo
- Publication number
- CN203129727U CN203129727U CN 201320160242 CN201320160242U CN203129727U CN 203129727 U CN203129727 U CN 203129727U CN 201320160242 CN201320160242 CN 201320160242 CN 201320160242 U CN201320160242 U CN 201320160242U CN 203129727 U CN203129727 U CN 203129727U
- Authority
- CN
- China
- Prior art keywords
- key
- bar
- hole
- open
- groove
- 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
Images
Abstract
The utility model relates to a large-key-matching-number and wear-resistant lock core and a key thereof. The lock core comprises an inner core, an outer core, a starting rod, a spring, slide blocks, a lock core end cover and the key, wherein a center hole with certain depth is formed in the center of the inner core and is vertical to a key plug face of the inner core; a set number of starting rod holes are formed in the rear end face of the inner core, part of the other ends of the starting rod holes are stopped at the end walls of the starting rod holes, and part of the other ends of the starting rod holes penetrate through the center hole; a circle of block clamping holes vertical to the starting rod holes are formed in the external wall of the inner core, are equal to the starting rod holes in number, penetrate through the starting rod holes and are stopped at the starting rod holes; and after the key is inserted in the lock core, the starting rod enters toothed grooves of the key through the center hole. According to the lock core and the key, the toothed grooves are formed in the surrounding side of the head of the key, so that each slide block is subjected to friction once during each plugging/unplugging, and the wear is greatly reduced; and meanwhile, the toothed grooves/starting rod are arranged in a manner of being parallel to the direction of a key shaft, so that the toothed grooves/starting rod can be made very long, the key matching number is large, and the repetition is difficult.
Description
Technical field:
The utility model relates to lockset, particularly a kind of key number high and wear-resistant lock core and key thereof of joining.
Background technology:
No matter its key of existing lockset is flat mouthful or cross, teeth groove and pellet shot from a slingshot all linear array pass in and out on the direction at key, this structure causes, if a lock has the n pellet shot from a slingshot, then the pellet shot from a slingshot of the most close key inserting surface can be rubbed n time at least by tooth on the key when once inserting, once plug minimum 2n time, the pellet shot from a slingshot in inferior outside 2n-2 time, the rest may be inferred.So the pellet shot from a slingshot quick abrasion, length key plug will not occur the sensation of sending out puckery was arranged service time.Simultaneously, the key of this structure, tooth/teeth groove that it is the highest and minimum tooth/groove height difference are less, cause that to join key quantity few, and key repetitive rate height is easily by technical opening.
Summary of the invention:
Given this, be necessary to design a kind of key number high and wear-resistant lock core and key thereof of joining.
A kind of key number high and wear-resistant lock core and key thereof of joining comprises lock core and key; Wherein, lock core comprises: inner core, outer core, open a bar, spring, sliding shoe, lock core end cap; Inner core is column, has the centre bore of certain depth at the center of inner core, and centre bore is perpendicular to the key inserting surface of inner core; Have a bar hole of opening of setting quantity at the rear end face of inner core, open a bar hole perpendicular to rear end face, open an other end in bar hole and partly terminate in and open a bar nose end wall, part connects with centre bore; The outer wall of inner core has the circle fixture block hole vertical with opening a bar hole, the quantity in fixture block hole with open that a bar hole equates and open a bar hole with opening a bar hole perforation and terminate in; In opening a bar hole, be provided with and open a bar in axial sliding, opening a bar is column, open the shape size in a bar cross section and open a bar hole and be complementary, have all grooves opening a bar sidewall, the sidewall of groove is the inclined-plane, each groove that opens a bar with open a distance of rod rear end face and equate, groove and the distance that opens a bar front end face are according to opening the different variable of a bar; Fixture block is provided with sliding shoe in the hole, and when the groove that opens a bar during over against the fixture block hole, the size of sliding shoe should be able to all place in the fixture block hole; Outer core is the column structure of hollow, its hole shape size is complementary with inner core, the in-core wall is provided with draw-in groove corresponding to the position in fixture block hole outside, and the draw-in groove degree of depth is: when the non-groove that opens a bar is positioned at fixture block hole following time, draw-in groove can hold the part that sliding shoe protrudes from the fixture block hole; The lock core end cap is fixed on the rear end face of inner core, at the lock core end cap and open opening in the bar hole between the bar and be equipped with spring, under lock-out state, opens a bar and props up under spring action and open a bar nose end wall, and groove is between key inserting surface and fixture block hole; Key bar portion shape size and centre bore coupling, have the teeth groove that be uneven in length of a circle on axially at key head, the teeth groove number with open a bar hole count and equate, the teeth groove wall is with to open a bar shape of hole wall consistent, teeth groove length changes with different bars that opens, and behind the correct insertion lock core of key, different opening a bar by centre bore and open a part that the bar hole is run through enters on the teeth groove of key, the teeth groove end that quilt is corresponding props up and moves to lock core end cap direction, when reaching the enable possition, each opens the groove of a bar can both be over against the fixture block hole, thereby makes sliding shoe fall into the fixture block hole of inner core fully, the lock-out state releasing of inner core and outer core.
Preferably, inner core, outer core, centre bore, key bar portion are cylindrical.
Preferably, open a bar hole and to open a bar be cylindric and open a bar hole is positioned at same circumference; The teeth groove wall is cylinder.
Preferably, the fixture block hole is cylindric; Sliding shoe is steel ball; The draw-in groove wall is sphere.
Preferably, centre bore is shoulder hole, shoulder hole near the key inserting surface partly is first shoulder hole, shoulder hole near rear end face partly is second shoulder hole, in shoulder hole, be provided with lock shaft, lock shaft diameter and second shoulder hole are complementary, and lock shaft is fixed by interference fit or screw and second shoulder hole, and the rear end of lock shaft passes from the lock core end cap; Key bar portion is hollow structure, key bar portion inwall and lock shaft coupling.
Preferably, opening a bar is stepped cylindrical, is with spring on its thinner mast.
Preferably, machining for convenience, the in-core wall has the cylinder groove tangent with draw-in groove on axially outside, and the cylinder groove starts from the draw-in groove place and terminates in outer core rear end.
Preferably, hole wall has notch at the center of key inserting surface, is provided with projection in the position of the corresponding notch of key bar portion, and after key inserted lock core, lug boss entered notch and rotates to drive inner core.
The utility model makes each each sliding shoe of plug only rub 1 time by on all sides that teeth groove are arranged on key head, significantly reduces wearing and tearing; Simultaneously, teeth groove/open a bar to offer with the direction that is parallel to the key axle, so that teeth groove/an open pole length can be done is very long, it is big to join key quantity, is difficult for repeating; At last, the utility model is simple in structure, mostly is hole slot, and cost is low, is fit to industrialization production.
Description of drawings:
Accompanying drawing 1 is the inner core schematic perspective view of joining key number height and wear-resistant lock core and key thereof of a width of cloth preferred embodiments.
Accompanying drawing 3 is that schematic diagram is looked on the key number inner core left side high and wear-resistant lock core and key thereof of joining of a width of cloth preferred embodiments.
Accompanying drawing 4 is that schematic diagram is looked on the key number inner core right side high and wear-resistant lock core and key thereof of joining of a width of cloth preferred embodiments.
Accompanying drawing 5 is A-A views of accompanying drawing 2.
Accompanying drawing 6 is that the key number bar master that opens high and wear-resistant lock core and key thereof that joins of a width of cloth preferred embodiments looks schematic diagram.
Accompanying drawing 7 is outer core schematic perspective views of joining key number height and wear-resistant lock core and key thereof of a width of cloth preferred embodiments.
Accompanying drawing 8 is that schematic diagram is looked on the key number outer core right side high and wear-resistant lock core and key thereof of joining of a width of cloth preferred embodiments.
Accompanying drawing 9 is key schematic perspective views of joining key number height and wear-resistant lock core and key thereof of a width of cloth preferred embodiments.
Accompanying drawing 10 is that schematic diagram is looked on the key number key left side high and wear-resistant lock core and key thereof of joining of a width of cloth preferred embodiments.
Among the figure: key 2, inner core 11, outer core 12, open a bar 13, centre bore 111, key inserting surface 112, rear end face 113, open a bar hole 114, open a bar nose end wall 1141, fixture block hole 115, groove 131, open a rod rear end face 132, open a bar front end face 133, draw-in groove 121, teeth groove 21, teeth groove end 211, first shoulder hole 1111, second shoulder hole 1112, cylinder groove 122, outer core rear end 123, notch 116, projection 22.
The specific embodiment:
As Fig. 1 ~ shown in Figure 10, a kind of key number high and wear-resistant lock core and key thereof of joining comprises lock core and key 2; Wherein, lock core comprises: inner core 11, outer core 12, open a bar 13, spring, sliding shoe, lock core end cap; Inner core 11 is column, has the centre bore 111 of certain depth at the center of inner core 11, and centre bore 111 is perpendicular to the key inserting surface 112 of inner core 11; Have a bar hole 114 of opening of setting quantity at the rear end face 113 of inner core 11, open a bar hole 114 perpendicular to rear end face 113, open an other end in bar hole 114 and partly terminate in and open a bar nose end wall 1141, part and centre bore 111 connect; The outer wall of inner core 11 has the circle fixture block hole 115 vertical with opening a bar hole 1141, the quantity in fixture block hole 115 with open that a bar hole 114 equates and open a bar hole 114 with opening a bar hole 114 perforations and terminate in; In opening a bar hole 114, be provided with and open a bar 13 in axial sliding, open a bar 13 and be column, open the shape size in a bar 13 cross sections and open a bar hole 114 and be complementary, have all grooves 131 opening a bar 13 sidewalls, the sidewall of groove 131 is the inclined-plane, each groove 131 that opens a bar 13 with open a distance of rod rear end face 132 and equate, groove 131 and the distance that opens a bar front end face 133 are according to opening the different variable of a bar 13; Be provided with sliding shoe in the fixture block hole 115, when the groove 131 that opens a bar 13 during over against fixture block hole 115, the size of sliding shoe should be able to all place in the fixture block hole 115; Outer core 12 is the column structure of hollow, its hole shape size is complementary with inner core 11, the in-core wall is provided with draw-in groove 121 corresponding to the position in fixture block hole 115 outside, draw-in groove 121 degree of depth are: when non-groove 131 places of opening a bar 13 were positioned at fixture block hole 115 times, draw-in groove 121 can hold the part that sliding shoe protrudes from fixture block hole 115; The lock core end cap is fixed on the rear end face 113 of inner core 11, at the lock core end cap and open opening in the bar hole 114 between the bar 13 and be equipped with spring, under lock-out state, open a bar 13 and under spring action, prop up and open a bar nose end wall 1141, groove 131 is between key inserting surface 112 and fixture block hole 115; Key 2 bar portion shape sizes and centre bore 111 couplings, have the teeth groove that be uneven in length 21 of a circle on axially at key 2 heads, teeth groove 21 number with open 114 several equating of a bar hole, teeth groove 21 walls are with to open a bar hole 114 wall shapes consistent, teeth groove 21 length change with the different bars 13 that opens, and behind the correct insertion lock core of key 2, different open a bar 13 by centre bore 111 with open on the teeth groove 21 that a part that bar hole 114 is run through enters into key 2, the teeth groove end 211 that quilt is corresponding props up and moves to lock core end cap direction, when reaching the enable possition, each opens the groove 131 of a bar 13 can both be over against fixture block hole 115, thereby make sliding shoe fall into the fixture block hole 115 of inner core 11 fully, inner core 11 is removed with the lock-out state of outer core 12.
In the present embodiment, inner core 11, outer core 12, centre bore 111, key 2 bar portions are cylindrical.
In the present embodiment, open a bar hole 114 and open a bar 13 for cylindric and open a bar hole 114 and be positioned at same circumference; Teeth groove 21 walls are cylinder.
In the present embodiment, fixture block hole 115 is cylindric; Sliding shoe is steel ball; Draw-in groove 121 walls are sphere.
In the present embodiment, centre bore 111 is shoulder hole, shoulder hole near key inserting surface 112 partly is first shoulder hole 1111, shoulder hole near rear end face 113 partly is second shoulder hole 1112, in shoulder hole, be provided with lock shaft, lock shaft diameter and second shoulder hole 1112 are complementary, and it is fixing that lock shaft passes through interference fit or screw and second shoulder hole 1112, and the rear end of lock shaft passes from the lock core end cap; Key 2 bar portions are hollow structure, key 2 bar portion inwalls and lock shaft coupling.
In the present embodiment, open a bar 13 and be stepped cylindrical, be with spring on its thinner mast.
In the present embodiment, machining for convenience, core 12 inwalls have the cylinder groove 122 tangent with draw-in groove 121 on axially outside, and cylinder groove 122 starts from draw-in groove 121 places and terminates in outer core rear end 123.
In the present embodiment, have notch 116 at centre bore 111 walls of key inserting surface 112, be provided with projection 22 in the position of the corresponding notch 116 of key 2 bar portions, after key 2 inserted lock cores, projection 22 entered notch 116 and rotates to drive inner core 11.
Claims (8)
1. join key number high and wear-resistant lock core and key thereof for one kind, comprise lock core and key; Wherein, lock core comprises: inner core, outer core, open a bar, spring, sliding shoe, lock core end cap; It is characterized in that: inner core is column, has the centre bore of certain depth at the center of inner core, and centre bore is perpendicular to the key inserting surface of inner core; Have a bar hole of opening of setting quantity at the rear end face of inner core, open a bar hole perpendicular to rear end face, open an other end in bar hole and partly terminate in and open a bar nose end wall, part connects with centre bore; The outer wall of inner core has the circle fixture block hole vertical with opening a bar hole, the quantity in fixture block hole with open that a bar hole equates and open a bar hole with opening a bar hole perforation and terminate in; In opening a bar hole, be provided with and open a bar in axial sliding, opening a bar is column, open the shape size in a bar cross section and open a bar hole and be complementary, have all grooves opening a bar sidewall, the sidewall of groove is the inclined-plane, each groove that opens a bar with open a distance of rod rear end face and equate, groove and the distance that opens a bar front end face are according to opening the different variable of a bar; Fixture block is provided with sliding shoe in the hole, and when the groove that opens a bar during over against the fixture block hole, the size of sliding shoe should be able to all place in the fixture block hole; Outer core is the column structure of hollow, its hole shape size is complementary with inner core, the in-core wall is provided with draw-in groove corresponding to the position in fixture block hole outside, and the draw-in groove degree of depth is: when the non-groove that opens a bar is positioned at fixture block hole following time, draw-in groove can hold the part that sliding shoe protrudes from the fixture block hole; The lock core end cap is fixed on the rear end face of inner core, at the lock core end cap and open opening in the bar hole between the bar and be equipped with spring; Key bar portion shape size and centre bore coupling, have the teeth groove that be uneven in length of a circle on axially at key head, the teeth groove number with open a bar hole count and equate, the teeth groove wall is with to open a bar shape of hole wall consistent, a bar changes teeth groove length and behind the correct insertion lock core of key with different opening, different opening a bar by centre bore and open a part that the bar hole is run through enters on the teeth groove of key, the teeth groove end that quilt is corresponding props up and moves to lock core end cap direction, when reaching the enable possition, each opens the groove of a bar can both be over against the fixture block hole.
2. key number high and wear-resistant lock core and the key thereof of joining as claimed in claim 1 is characterized in that inner core, outer core, centre bore, key bar portion are cylindrical.
3. key number high and wear-resistant lock core and the key thereof of joining as claimed in claim 1 is characterized in that, opens a bar hole and open a bar to be cylindric and to open a bar hole and be positioned at same circumference; The teeth groove wall is cylinder.
4. key number high and wear-resistant lock core and the key thereof of joining as claimed in claim 1 is characterized in that the fixture block hole is cylindric; Sliding shoe is steel ball; The draw-in groove wall is sphere.
5. as claim 1 or described key number high and wear-resistant lock core and the key thereof of joining of claim 2, it is characterized in that, centre bore is shoulder hole, shoulder hole near the key inserting surface partly is first shoulder hole, shoulder hole near rear end face is second shoulder hole partly, is provided with lock shaft in shoulder hole, and lock shaft diameter and second shoulder hole are complementary, lock shaft is fixed by interference fit or screw and second shoulder hole, and the rear end of lock shaft passes from the lock core end cap; Key bar portion is hollow structure, key bar portion inwall and lock shaft coupling.
6. key number high and wear-resistant lock core and the key thereof of joining as claimed in claim 1 is characterized in that opening a bar is stepped cylindrical, is with spring on its thinner mast.
7. key number high and wear-resistant lock core and the key thereof of joining as claimed in claim 1 is characterized in that, have the cylinder groove tangent with draw-in groove on outer in-core wall is axial, the cylinder groove starts from the draw-in groove place and terminates in outer core rear end.
8. key number high and wear-resistant lock core and the key thereof of joining as claimed in claim 1 is characterized in that hole wall has notch at the center of key inserting surface, is provided with projection in the position of the corresponding notch of key bar portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320160242 CN203129727U (en) | 2013-04-02 | 2013-04-02 | Large-key-matching-number and wear-resistant lock core and key thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320160242 CN203129727U (en) | 2013-04-02 | 2013-04-02 | Large-key-matching-number and wear-resistant lock core and key thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203129727U true CN203129727U (en) | 2013-08-14 |
Family
ID=48937719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320160242 Expired - Fee Related CN203129727U (en) | 2013-04-02 | 2013-04-02 | Large-key-matching-number and wear-resistant lock core and key thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203129727U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195293A (en) * | 2013-04-02 | 2013-07-10 | 丁世卫 | Wear-resistant lock cylinder with high key number and key thereof |
-
2013
- 2013-04-02 CN CN 201320160242 patent/CN203129727U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195293A (en) * | 2013-04-02 | 2013-07-10 | 丁世卫 | Wear-resistant lock cylinder with high key number and key thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103195293A (en) | Wear-resistant lock cylinder with high key number and key thereof | |
| CN203129727U (en) | Large-key-matching-number and wear-resistant lock core and key thereof | |
| CN202520078U (en) | Anti-shifting angle spring lock | |
| CN202324851U (en) | Double-roller-pin side column lock | |
| CN201193424Y (en) | Blade snake shape lock head | |
| CN203218562U (en) | Combined spliced structure of terminal socket | |
| CN102337849A (en) | Mechanical lock cylinder | |
| CN206205612U (en) | Door lock of refrigerator and its mounting structure | |
| CN203701752U (en) | Anti-theft lock tapered end and key matched with same for use | |
| CN219387536U (en) | Marble and lock core structure with low wear rate | |
| CN204418826U (en) | Mechanical lock | |
| CN103821410A (en) | Plug blade and lock cylinder | |
| CN203430194U (en) | Anti-theft lock key | |
| CN203835070U (en) | Novel multi-combined lock head | |
| CN201850855U (en) | Special-shaped ball idling lock head | |
| CN203821973U (en) | Two-row anti-theft lock | |
| CN204212538U (en) | The anti-key lock core turned round the anti-skill of spoon and open | |
| CN205206505U (en) | Multiple theftproof tool to lock | |
| CN201972469U (en) | Lock cylinder | |
| CN209742517U (en) | Key for unlocking spring blade lock | |
| CN202249235U (en) | Mechanical lock core | |
| CN103216146A (en) | Anti-poking angle spring lock | |
| CN202689710U (en) | Mutual-unlocking prevention thimble disc type lock and lock cylinder and key thereof | |
| CN201810048U (en) | Marble idling locking head | |
| CN201843401U (en) | Lock core structure of spring lock adopting pentagonal key |
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: 20130814 Termination date: 20160402 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |