CN103437603A - Novel bolt-retained unit device for antiknock door - Google Patents
Novel bolt-retained unit device for antiknock door Download PDFInfo
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- CN103437603A CN103437603A CN2013103790661A CN201310379066A CN103437603A CN 103437603 A CN103437603 A CN 103437603A CN 2013103790661 A CN2013103790661 A CN 2013103790661A CN 201310379066 A CN201310379066 A CN 201310379066A CN 103437603 A CN103437603 A CN 103437603A
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- door
- hole
- pin
- latch tongue
- lock device
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Abstract
The invention provides a novel bolt-retained unit device for an antiknock door. The novel bolt-retained unit device comprises a door plank, an upper bolt device fixedly connected with the door plank, a door stop and a crash block. The upper bolt device comprises a bolt tongue, the bolt tongue is connected with a connection rod, a bolt tongue hole is formed in the door stop, one end of the crash block is connected with the door stop, the bolt tongue can extend into or exit from the bolt tongue hole through vertical movement of the connection rod, and therefore locking and unlocking on the door plank can be achieved. Compared with the prior art, the novel bolt-retained unit device for the antiknock door is small in size and elegant, a self-closing mechanism is of a hidden type, the bolt tongue can extend under the effect of spring force of the novel bolt-retained unit device, and locking sensitivity is improved.
Description
Technical field
The present invention relates to a kind of latch, relate in particular to a kind of novel blast-resistant door and use bolt device.
Background technology
At present, on market on representative blast-resistant door latch from locking mechanism, be exposed, volume is larger, and must just can make dead bolt stretch out by lower latch, the sensitivity of locking a door is not high.
Summary of the invention
The object of the present invention is to provide a kind of novel blast-resistant door pin lock device, little, the self-closing structure steganography of its volume and reaction sensitivity are high.
For reaching aforementioned purpose, a kind of novel blast-resistant door pin lock device of the present invention, it comprises: door-plate, the upper bolt device be fixedly connected with described door-plate, door shelves and Impactor, described upper bolt device comprises the latch tongue, described latch tongue is connected with connecting rod, be provided with dead bolt hole on described door shelves, described Impactor one end is connected with described door shelves, the other end is equipped with stopping means, by moving up and down of connecting rod, make described latch tongue stretch into or exit dead bolt hole, thereby realize locking and the unlatching of end of door plate.
According to one embodiment of present invention, described upper bolt device also comprises:
Upper pin base, it offers groove, bottom from described groove is outward extended with rectangular boss, offer counterbore on described rectangular boss, the first elastomeric element is installed in described counterbore, offer manhole on the end face of described groove one side, the below of described manhole offers rectangular channel;
The latch cover plate, offer first through hole corresponding with described manhole on it, in described the first through hole, the second elastomeric element is installed, described latch cover plate is connected with described upper pin base and forms the box-like body with groove with upper pin base, and described latch tongue is contained in described groove;
Chain axle, it comprises the first shaft part and the second shaft part, on described the first shaft part, on the vertical axis direction, offers the second through hole, and described the first shaft part is installed in the manhole of described upper pin base, and described the second shaft part stretches out described upper pin base;
Pin plate, it is sticked in described rectangular channel, offers oval shape through hole on described pin plate;
Pin, it inserts in described oval shape through hole by described the second through hole.
According to one embodiment of present invention, on described latch tongue, relatively described latch cover plate offers rectangular through-hole, described rectangular boss and the first elastomeric element all are placed in described rectangular through-hole, described latch tongue side offers the hook groove near upper end, and the lower end of described latch tongue is connected with connecting rod.
According to one embodiment of present invention, described the first elastomeric element and the second elastomeric element are respectively spiral compression spring.
According to one embodiment of present invention, described groove is square groove, and the shape of described latch tongue is corresponding with the shape of described groove.
According to one embodiment of present invention, described latch tongue upper end is plane or inclined-plane.
According to one embodiment of present invention, the inclined-plane of described latch tongue upper end is 45° angle.
According to one embodiment of present invention, described latch cover plate is to be connected by sunk screw with upper pin base.
According to one embodiment of present invention, the diameter of described the first shaft part is greater than the diameter of described the second shaft part.
According to one embodiment of present invention, described oval shape through hole and described pin plate length direction are 30-60 ° of angles.
Beneficial effect of the present invention: compared with prior art, the pin lock device small and exquisite exquisiteness of volume not only for the novel blast-resistant door of the present invention, be concealed from locking mechanism, and can under self spring-force driven dual, the latch tongue be stretched out, and improved the sensitivity of locking a door.
The accompanying drawing explanation
Fig. 1 is pin lock device sectional view for the novel blast-resistant door of the present invention;
Fig. 2 is the structural representation of pin base in the present invention;
Fig. 3 is the structural representation that latch tongue of the present invention is placed in pin base;
Fig. 4 is the assembling schematic diagram of upper bolt device of the present invention;
Fig. 5 is that pin plate of the present invention engages schematic diagram with the hook groove.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Alleged " embodiment " or " embodiment " refers to special characteristic, structure or the characteristic that can be contained at least one implementation of the present invention herein.Different local in this manual " in one embodiment " that occur not all refer to same embodiment, neither be independent or the embodiment mutually exclusive with other embodiment optionally.
Refer to Fig. 1, it is pin lock device sectional view for the novel blast-resistant door of the present invention.Pin lock device as described in Figure 1 comprises door-plate 2, the upper bolt device be fixedly connected with described door-plate 2, door shelves 1 and Impactor 3.Described upper bolt device comprises pin base 11, latch cover plate 5, latch tongue 13, chain axle 7, pin plate 9 and pin 8.In this embodiment, described door-plate 2 is to be connected by hex screw 10 with upper bolt device, and in other embodiments, this door-plate 2 can also be to be connected by other fastening devicess with upper bolt device, as bolt etc.
One side of described door shelves 1 is on the doorframe (not shown) be fixed in door, the outside of described door shelves 1 is connected with Impactor 3 by screw, on described door shelves 1, corresponding latch tongue 13 offers dead bolt hole 101, when latch tongue 13 puts in this dead bolt hole 101, now door-plate 2 is in closed condition, when latch tongue 13 exits in this dead bolt hole 101, now door-plate 2 is in opening.
In this embodiment, described Impactor 3 is fixedly connected with by screw with door shelves 1, and in other embodiments, this Impactor 3 can also be that integral type is connected with door shelves 1.
Refer to Fig. 2 and Fig. 3, the structural representation that Fig. 2 is pin base in the present invention; Fig. 3 is the structural representation that latch tongue of the present invention is placed in pin base.As on Fig. 2 and the described upper pin base 11 of Fig. 3, offered square groove 111, be outward extended with rectangular boss 112 from the bottom of described square groove 111, offer counterbore 113 on described rectangular boss 112, the first elastomeric element 14 is installed in described counterbore 113, offer manhole 114 on the end face of described groove 111 1 sides, described manhole 114 is for installing chain axle 7, and the below of described manhole 114 offers rectangular channel 115, and described rectangular channel 115 is used for holding pin plate 9.In this embodiment, described the first elastomeric element 14 is spiral compression spring, and in other embodiments, this first elastomeric element 14 can be also that other have flexible device.
Please continue to consult Fig. 1, offer first through hole 51 corresponding with described manhole 114 on latch cover plate 5 as described in Figure 1, in described the first through hole 51, the second elastomeric element 6 is installed, described latch cover plate 5 is connected with upper pin base 11 by sunk screw 12, this latch cover plate 5 forms the box-like body with groove with upper pin base 11, specifically, referring to Fig. 4, described latch tongue 13 is contained in described groove, and described chain axle 7 stretches out pin base 11 and contacts with Impactor.In this embodiment, described the second elastomeric element 6 is spiral compression spring, and in other embodiments, this second elastomeric element 6 can also have flexible device for other.
Please continue to consult Fig. 3, on latch tongue 13 as described in Figure 3, relative latch cover plate 5 offers rectangular through-hole 131, rectangular boss 112 on upper pin base 11 and the first elastomeric element 14 all are placed in described rectangular through-hole 131, the inclined-plane 132 that described latch tongue 13 upper ends are 45° angle, described latch tongue 13 sides offer hook groove 133 near 132 places, inclined-plane, upper end, this hook groove 133 is for engaging pin plate 9, and the lower end of described latch tongue 13 is connected with outside connecting rod by bolt hole.In other embodiments, latch tongue 13 upper ends can also be plane.In other embodiments, the angle on described latch tongue 13 inclined-planes, upper end 132 can be greater than or less than 45° angle.
Refer to Fig. 5, it engages schematic diagram for pin plate of the present invention with the hook groove.As Fig. 1 and the described chain axle 7 of Fig. 5, it comprises the first shaft part 71 and the second shaft part 72, and described the first shaft part 71 is installed in the manhole 114 on described upper pin base 11, described the second shaft part 72 and described Impactor 3 joints.The diameter of described the first shaft part 71 is greater than the diameter of described the second shaft part 72, on described the first shaft part 71, on the vertical axis direction, offers the second through hole 73.In this embodiment, the diameter of described the first shaft part 71 is greater than the diameter of described the second shaft part 72, and in other embodiments, the diameter of described the first shaft part 71 can also equal the diameter of described the second shaft part 72.
Described pin plate 9 is sticked in described rectangular channel 115, offers oval shape through hole 91 on described pin plate 9.In this embodiment, described oval shape through hole 91 is 30-60 ° of angles with described pin plate 9 length directions, and in other embodiments, this oval shape through hole 91 can be determined according to actual conditions with the angle of described pin plate 9 length directions.
Please continue to consult Fig. 1 and Fig. 5, described pin 8 inserts in described oval shape through hole 91 by described the second through hole 73.Described pin 8 is fixed in the second through hole 73 and with the motion campaign of chain axle 7.When described chain axle 7 axially moves in mutually, described pin 8 promotes pin plates 9 by oval shape through hole 91, makes pin plate 9 deviate from from described hook groove 133, and door i.e. locking.
Operating principle of the present invention is as follows: when latch tongue 13 is arranged in dead bolt hole 101, and the hook groove 133 that described pin plate 9 breaks away from latch tongue 13, now chain axle 7 contacts with Impactor 3, and spiral compression spring 6 is in compressive state.When door need to be opened, when outside connecting rod moves downward, the latch tongue 13 that drive is attached thereto also moves downward, when latch tongue 13 moves to hook groove on it 133 with described pin plate 9 flush position, because the screen resilience effect of spiral compression spring 6 heads on its axially-movable to outer of described chain axle 7, now pin 8 heads on the sidewall of oval shape through hole 91, make pin plate 9 move and be sticked in hook groove 133 towards the direction of hook groove 133, it is simultaneously locked that latch tongue 13 breaks away from dead bolt hole 101, door is unlocked, now spiral compression spring 6 is in recoil state, described spiral compression spring 14 is in compressive state, described chain axle 7 is separated with Impactor 3, when door need to be closed, now described chain axle 7 withstands Impactor 3 inwardly motion vertically, the sidewall that pin 8 heads on oval shape through hole 91 moves towards the direction away from hook groove 133, make pin plate 8 break away from from the hook groove 133 of latch tongue 13, now described spiral compression spring 14 is due to the screen resilience effect, head on latch tongue 13 and move upward and stretch in dead bolt hole 101, realize the automatic closing function of door.
The pin lock device small and exquisite exquisiteness of volume not only for a kind of novel blast-resistant door of the present invention, be concealed from locking mechanism, and can under self spring-force driven dual, the latch tongue be stretched out, and improved the sensitivity of locking a door.
Above-mentioned explanation has fully disclosed the specific embodiment of the present invention.It is pointed out that being familiar with any change that the person skilled in art does the specific embodiment of the present invention does not all break away from the scope of claims of the present invention.Correspondingly, the scope of claim of the present invention also is not limited only to previous embodiment.
Claims (10)
1. a novel blast-resistant door pin lock device, it is characterized in that: it comprises: door-plate, the upper bolt device be fixedly connected with described door-plate, door shelves and Impactor, described upper bolt device comprises the latch tongue, described latch tongue is connected with connecting rod, be provided with dead bolt hole on described door shelves, described Impactor one end is connected with described door shelves, by moving up and down of connecting rod, makes described latch tongue stretch into or exit dead bolt hole, thereby realizes locking and the unlatching of end of door plate.
2. novel blast-resistant door pin lock device according to claim 1, it is characterized in that: described upper bolt device also comprises:
Upper pin base, it offers groove, bottom from described groove is outward extended with rectangular boss, offer counterbore on described rectangular boss, the first elastomeric element is installed in described counterbore, offer manhole on the end face of described groove one side, the below of described manhole offers rectangular channel;
The latch cover plate, offer first through hole corresponding with described manhole on it, in described the first through hole, the second elastomeric element is installed, described latch cover plate is connected with described upper pin base and forms the box-like body with groove with upper pin base, and described latch tongue is contained in described groove;
Chain axle, it comprises the first shaft part and the second shaft part, on described the first shaft part, on the vertical axis direction, offers the second through hole, and described the first shaft part is installed in the manhole of described upper pin base, and described the second shaft part stretches out described upper pin base;
Pin plate, it is sticked in described rectangular channel, offers oval shape through hole on described pin plate;
Pin, it inserts in described oval shape through hole by described the second through hole.
3. novel blast-resistant door pin lock device according to claim 2, it is characterized in that: on described latch tongue, relatively described latch cover plate offers rectangular through-hole, described rectangular boss and the first elastomeric element all are placed in described rectangular through-hole, described latch tongue side offers the hook groove near upper end, and the lower end of described latch tongue is connected with connecting rod.
4. novel blast-resistant door pin lock device according to claim 2, it is characterized in that: described the first elastomeric element and the second elastomeric element are respectively spiral compression spring.
5. novel blast-resistant door pin lock device according to claim 2, it is characterized in that: described groove is square groove, and the shape of described latch tongue is corresponding with the shape of described groove.
6. according to the described novel blast-resistant door pin lock device of claim 2 or 3, it is characterized in that: described latch tongue upper end is plane or inclined-plane.
7. novel blast-resistant door pin lock device according to claim 6, it is characterized in that: the inclined-plane of described latch tongue upper end is 45° angle.
8. novel blast-resistant door pin lock device according to claim 2, it is characterized in that: described latch cover plate is to be connected by sunk screw with upper pin base.
9. novel blast-resistant door pin lock device according to claim 2, it is characterized in that: the diameter of described the first shaft part is more than or equal to the diameter of described the second shaft part.
10. novel blast-resistant door pin lock device according to claim 2, it is characterized in that: described oval shape through hole and described pin plate length direction are 30-60 ° of angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310379066.1A CN103437603B (en) | 2013-08-28 | 2013-08-28 | A kind of blast-resistant door pin lock device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310379066.1A CN103437603B (en) | 2013-08-28 | 2013-08-28 | A kind of blast-resistant door pin lock device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103437603A true CN103437603A (en) | 2013-12-11 |
| CN103437603B CN103437603B (en) | 2015-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310379066.1A Active CN103437603B (en) | 2013-08-28 | 2013-08-28 | A kind of blast-resistant door pin lock device |
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| CN (1) | CN103437603B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108952386A (en) * | 2018-06-27 | 2018-12-07 | 许加成 | A kind of anti-theft device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0874459A (en) * | 1994-09-01 | 1996-03-19 | Kuriki Seisakusho:Kk | Latch head |
| US20030010072A1 (en) * | 2001-07-10 | 2003-01-16 | Lurie Alan E. | Tamper resistant lock assembly |
| CN2720020Y (en) * | 2004-05-14 | 2005-08-24 | 满洋 | Anti-theft built-in lock |
| CN2736495Y (en) * | 2004-10-12 | 2005-10-26 | 上海森林特种钢门有限公司 | Three-way linkage latch lock for anti-knock door |
| CN201103297Y (en) * | 2007-10-16 | 2008-08-20 | 上海森林特种钢门有限公司 | In-opening door linkage lock of anti-knock door |
| CN203487890U (en) * | 2013-08-28 | 2014-03-19 | 江苏爵格工业设备有限公司 | Novel latch lock device for blast-resistant door |
-
2013
- 2013-08-28 CN CN201310379066.1A patent/CN103437603B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0874459A (en) * | 1994-09-01 | 1996-03-19 | Kuriki Seisakusho:Kk | Latch head |
| US20030010072A1 (en) * | 2001-07-10 | 2003-01-16 | Lurie Alan E. | Tamper resistant lock assembly |
| CN2720020Y (en) * | 2004-05-14 | 2005-08-24 | 满洋 | Anti-theft built-in lock |
| CN2736495Y (en) * | 2004-10-12 | 2005-10-26 | 上海森林特种钢门有限公司 | Three-way linkage latch lock for anti-knock door |
| CN201103297Y (en) * | 2007-10-16 | 2008-08-20 | 上海森林特种钢门有限公司 | In-opening door linkage lock of anti-knock door |
| CN203487890U (en) * | 2013-08-28 | 2014-03-19 | 江苏爵格工业设备有限公司 | Novel latch lock device for blast-resistant door |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108952386A (en) * | 2018-06-27 | 2018-12-07 | 许加成 | A kind of anti-theft device |
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| Publication number | Publication date |
|---|---|
| CN103437603B (en) | 2015-12-23 |
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Address after: 224199 Xikang Road, Dafeng Economic Development Zone, Yancheng City, Jiangsu Province Patentee after: Jiangsu juege Industry Group Co.,Ltd. Address before: 224100 Jiangsu Yancheng City Dafeng Economic Development Zone, south of pump valve industrial park. Patentee before: JIANGSU DRAGON INDUSTRIAL EQUIPMENT Co.,Ltd. |
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| CP03 | Change of name, title or address |