CN209908112U - Clutch type door lock - Google Patents
Clutch type door lock Download PDFInfo
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- CN209908112U CN209908112U CN201920390105.0U CN201920390105U CN209908112U CN 209908112 U CN209908112 U CN 209908112U CN 201920390105 U CN201920390105 U CN 201920390105U CN 209908112 U CN209908112 U CN 209908112U
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- door
- handle
- driving
- clutch
- mounting seat
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Abstract
The utility model provides a clutch type door lock, which comprises an outer door handle arranged outside a door body, an inner door handle arranged inside the door body and a transmission mechanism controlled by the outer door handle and the inner door handle and used for driving a bolt to be matched with a bolt seat; the outdoor handle comprises an outdoor handle mounting seat and an outdoor handle body arranged on the outdoor handle mounting seat, a lock cylinder is arranged in the outdoor handle body, a fixing sleeve is arranged on the inner side of the outdoor handle mounting seat, and a clutch mechanism used for controlling the connection of the outdoor handle body and the transmission mechanism is arranged in the fixing sleeve. Compared with the prior art, the clutch type door lock is characterized in that the clutch of the door outer handle and the driving gear is controlled by the key through the clutch mechanism, the driving gear is directly driven by the door inner handle, and the gear and the rack can be controlled by the door outer handle and the door inner handle to be meshed, so that the door bolt is controlled to be matched with the door bolt seat, and the door lock is simple and convenient.
Description
Technical Field
The utility model relates to a tool to lock field, especially a separation and reunion formula lock.
Background
The door lock is a lock equipped on the main door of the whole building leading to the outside so as to protect personal and property safety. At present, bolt type door locks are mostly adopted for double doors, and a gear is utilized to drive a rack on a bolt to move, so that the bolt is driven to be matched with or opened from a bolt seat. However, when the door lock adopting such a mode is used, other locks are required to be additionally equipped to lock the rack so as to prevent the rack from moving randomly, and therefore, a handle for driving the rotation of the gear and a lock for locking the rack are required to be respectively installed on the whole door, the structure is complex, and the unlocking process is troublesome.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the utility model provides a separation and reunion formula lock combines tool to lock and handle as an organic whole, and the meshing of the outside of the door body and inboard steerable gear and rack all to the cooperation of control keeper AND gate bolt seat, it is simple and convenient.
The utility model adopts the technical proposal that:
a clutch type door lock comprises an outer door handle arranged on the outer side of a door body, an inner door handle arranged on the inner side of the door body and a transmission mechanism controlled by the outer door handle and the inner door handle and used for driving a door bolt to be matched with a door bolt seat; the method is characterized in that: the outdoor handle comprises an outdoor handle mounting seat and an outdoor handle body arranged on the outdoor handle mounting seat, a lock cylinder is arranged in the outdoor handle body, a fixing sleeve is arranged on the inner side of the outdoor handle mounting seat, and a clutch mechanism used for controlling the connection of the outdoor handle body and the transmission mechanism is arranged in the fixing sleeve.
Preferably, the clutch mechanism comprises a guide sleeve connected with the outer handle body of the door, a screw rod which is arranged in the guide sleeve and connected with the lock cylinder, and a driving shaft which is used for being connected with the driving mechanism, a driving pin which is used for moving back and forth when the screw rod rotates along with the lock cylinder is connected to the screw rod in a threaded mode, a driving block is arranged on the driving pin, a guide groove through which the driving block penetrates out is formed in the guide sleeve, the front end portion of the driving shaft is in butt joint with the guide sleeve, and a protruding block which is used for being matched with the driving block on the driving pin to drive the driving shaft to rotate when the driving pin.
More preferably, the driving pin is provided with two driving blocks, and the insertion groove is provided with two lugs.
More preferably, the two driving blocks on the driving pin are symmetrically arranged, and the two lugs in the insertion groove are symmetrically arranged.
Preferably, the transmission mechanism comprises a driving gear, a driven gear meshed with the driving gear and a rack meshed with the driven gear and used for being installed on the door bolt, and the driving gear is connected with the driving shaft and the door inner handle through a connecting shaft.
More preferably, the transmission mechanism further comprises an installation seat installed on the inner side of the door body, the driving gear and the driven gear are located in the installation seat, an opening for the driven gear to extend out and be meshed with the rack is further formed in the installation seat, and a connecting shaft of the driving gear penetrates through the installation seat to be connected with a handle in the door.
More preferably, the connecting shaft of the driving gear is a square shaft.
Preferably, the door inner handle comprises a door inner handle mount and a door inner handle body disposed outside the door inner handle mount.
Preferably, the door outer handle mounting seat is connected with the door inner handle mounting seat through a pin shaft. .
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides a pass through the separation and reunion of clutch mechanism control door outer handle and driving gear by the key in the separation and reunion formula lock, handle direct drive driving gear in the door, the meshing of the steerable wheel and rack of handle in the outer handle AND gate like this to the cooperation of control keeper AND gate bolt seat is locked or is unblock, simple and convenient to the door body.
Drawings
Fig. 1 is a first schematic view of a clutch type door lock provided by the present invention installed on a door;
fig. 2 is a schematic view of a clutch type door lock according to the present invention mounted on a door;
fig. 3 is an exploded view of a clutch type door lock according to the present invention;
fig. 4 is a cross-sectional view of the clutch type door lock for performing the outside unlocking;
fig. 5 is a cross-sectional view of the clutch type door lock for locking the outside of the door;
fig. 6 is a schematic view of a driving pin in the clutch type door lock according to the present invention;
fig. 7 is a schematic view of a driving shaft of the clutch type door lock according to the present invention;
fig. 8 is a schematic view illustrating the engagement between the driving pin and the driving shaft in the clutch type door lock according to the present invention;
fig. 9 is a schematic view of an outer handle of a door in a clutch type door lock according to the present invention;
fig. 10 is a schematic view of the inner handle of the door in the clutch type door lock according to the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 to 10 show a preferred embodiment of a clutch type door lock according to the present invention. As shown in fig. 1 to 2, the clutch door lock is applied to a door body 100 having a latch structure, and the door is opened and closed by engagement of a latch 101 provided on an inner side of the door body with a latch holder 102. As shown in fig. 1 to 10, the clutch type door lock comprises an outer door handle 10 installed on the outer side of the door body, an inner door handle 20 installed on the inner side of the door body, and a transmission mechanism 30 controlled by the outer door handle 10 and the inner door handle 20 and used for driving a door bolt 101 to be matched with a door bolt seat 102; the outdoor handle 10 comprises an outdoor handle mounting seat 11 and an outdoor handle body 12 arranged on the outdoor handle mounting seat, a lock cylinder 13 is arranged in the outdoor handle body 12, a fixed sleeve 14 is arranged on the inner side of the outdoor handle mounting seat 11, and a clutch mechanism 40 for controlling the connection between the outdoor handle body and the transmission mechanism is arranged between the fixed sleeves 14, so that the outdoor handle 10 drives the transmission mechanism 30 under the action of the clutch mechanism 40, and the door bolt 101 is driven to be matched with the door bolt seat 102; the in-door handle 20 directly drives the transmission 30 and thus the engagement of the keeper 101 with the keeper 102.
The transmission mechanism 30 comprises a driving gear 31, a driven gear 32 meshed with the driving gear 31 and a rack 33 meshed with the driven gear 32 and used for being installed on the door bolt, the driving gear 31 is directly connected with the door inner handle 20 through a connecting shaft 301, when the door is unlocked, the door inner handle 20 directly drives the driving gear 31 through the connecting shaft 301, the driving gear 31 is meshed with the driven gear 32, the driven gear 32 drives the rack 33 to move, and therefore the control door bolt 101 is driven to be matched with the door bolt seat 102, the door body is locked or unlocked, and the door locking device is simple and convenient. As an embodiment, the connecting shaft 301 of the driving gear is a square shaft, so that it is more convenient and simpler to drive the driving gear 31.
As shown in the figures 3 and 6, respectively, as shown in fig. 7 and 8, the clutch mechanism 40 includes a guide sleeve 42 connected to the exterior handle body 12, a screw 41 located in the guide sleeve 42 and connected to the key cylinder 13, and a driving shaft 43 connected to the transmission mechanism 30, a driving pin 44 for moving forward and backward when the screw 41 rotates along with the key cylinder 12 is connected to the screw 41 by a thread, a driving block 441 is provided on the driving pin 44, a guide slot 421 for the driving block to pass through is provided on the guide sleeve 42, a rear end portion of the driving shaft 43 passes through the fixing sleeve 14 and is connected to a connecting shaft 301 of the driving gear 31 in the transmission mechanism 30, an insertion slot 431 for inserting the guide sleeve 42 is provided at a front end portion of the driving shaft 43, a projection 432 for cooperating with the driving block on the driving pin to drive the driving shaft to rotate is provided in the insertion slot 431, so that the process of cooperating the exterior handle body 12 with the driving gear: when the key is inserted into the lock cylinder 13, the key drives the lock cylinder 13 to rotate in the forward direction, the lock cylinder 13 drives the screw rod 41 to rotate in the forward direction, the transmission pin 44 on the screw rod 41 moves backwards under the action of the guide sleeve 42, and when the transmission pin 44 moves into the insertion groove 431, the driving block 441 on the transmission pin 44 is in contact with the lug 432; then, the external door handle body 12 is rotated, the guide sleeve 42 synchronously rotates, the transmission pin 44 in the guide sleeve 42 rotates, so that the transmission pin 44 is matched with the projection 432 through the driving block 441 to drive the driving shaft 43 to rotate, the driving shaft 43 drives the driving gear 31 to rotate through the connecting shaft 301, the bolt 101 is driven to move, and the matching of the bolt 101 and the bolt seat 102 is controlled; the process of separating the door outer handle body 12 from the driving gear 31 is as follows: when the key is inserted into the lock cylinder 13, the key drives the lock cylinder 13 to rotate reversely, the lock cylinder 13 drives the screw rod 41 to rotate reversely, the transmission pin 44 on the screw rod 41 moves forwards under the action of the guide sleeve 42, the transmission pin 44 gradually retreats from the insertion groove 431, the driving block 441 on the transmission pin 44 is gradually contacted with the lug 432 until the driving block 441 on the transmission pin 44 is completely separated from the lug 432, and at the moment, when the outer door handle body 12 is rotated, the outer door handle body 12 cannot drive the driving shaft 43 to rotate because no driving block 441 is matched with the lug 432. As a preferable mode, the transmission pin is provided with two driving blocks, and the two driving blocks are symmetrically arranged; correspondingly, two convex blocks are arranged in the insertion groove and are symmetrically arranged.
As shown in fig. 3, the transmission mechanism 30 further includes an installation seat 34 for being installed inside the door body, the driving gear 31 and the driven gear 32 are both located inside the installation seat 34, an opening 341 for allowing the driven gear 32 to extend out and engage with the rack 33 is further provided on the installation seat 34, and the connection shaft 301 of the driving gear 31 passes through the installation seat 34 and is connected with the door inner handle 20, so that the rotation of the driving gear 31 and the driven gear 32 is prevented from being influenced by the outside, and a protection effect is achieved.
As shown in fig. 10, the door inner handle 20 includes a door inner handle mounting seat 21 and a door inner handle body 22 disposed outside the door inner handle mounting seat 21, and the door inner handle body 22 is provided with a door inner handle hole 221 for inserting a connecting shaft on the driving gear 31. When the connection shaft 301 is a square shaft, the door inner handle hole 221 is a square hole. The door outer handle mounting seat 11 is connected with the door inner handle mounting seat 21 through a pin shaft, so that the installation of the door outer handle is guaranteed, and the door outer handle mounting seat is safe and reliable.
In addition, a bracket 103 for supporting the door bolt 101 is further installed on the inner side of the door body, so that the door bolt 101 can be prevented from falling off, and the door bolt 101 can be kept to move stably. The bracket 103 is internally provided with a roller to reduce friction on the bolt 101.
The whole clutch type door lock is unlocked outside the door in the following process: 1) the key is inserted into the lock cylinder 13, the key drives the lock cylinder 13 to rotate positively, and the lock cylinder 13 drives the screw 41 to rotate positively; 2) the driving pin 44 of the screw rod 41 moves backward by the guide sleeve 42, and the driving block 441 of the driving pin 44 contacts the projection 432 when the driving pin 44 moves into the insertion groove 431, as shown in fig. 4; 3) the door outer handle body 12 is rotated in the forward direction, the guide sleeve 42 rotates synchronously, the transmission pin 44 in the guide sleeve 42 rotates, and the driving shaft 43 is driven to rotate in the forward direction through the matching of the driving block 441 and the convex block 432; 4) the driving shaft 43 drives the driving gear 31 to rotate through the connecting shaft 301, the driving gear 31 drives the driven gear 32, the driven gear 32 drives the rack 33 to move in the forward direction, the bolt 101 is driven by the rack 33 to move until the bolt 101 is separated from the bolt seat 102, and the whole door body is unlocked.
The whole locking process outside the door of the clutch type door lock is as follows: 1) the door outer handle body 12 is rotated reversely, the guide sleeve 42 rotates synchronously, the transmission pin 44 in the guide sleeve 42 rotates, and the driving shaft 43 is driven to rotate reversely by the matching of the driving block 441 and the convex block 432; 2) the driving shaft 43 drives the driving gear 31 to rotate through the connecting shaft 301, the driving gear 31 drives the driven gear 32, the driven gear 32 drives the rack 33 to move in the reverse direction, and the bolt 101 moves under the driving of the rack 33 until the bolt 101 is matched with the bolt seat 102; 3) the key is inserted into the lock cylinder 13, the key drives the lock cylinder 13 to rotate reversely, and the lock cylinder 13 drives the screw 41 to rotate reversely; 4) the driving pin 44 of the screw rod 41 moves forward by the guide sleeve 42, the driving pin 44 gradually withdraws from the insertion groove 431, the driving block 441 of the driving pin 44 gradually contacts with the projection 432 until the driving block 441 of the driving pin 44 is completely separated from the projection 432, and as shown in fig. 5, the key is withdrawn and the door body is locked.
The door inside unlocking process of the whole clutch type door lock is as follows: the door inner handle body 22 is rotated, the door inner handle body 22 drives the driving gear 31 to rotate in the forward direction through the connecting shaft 301, the driving gear 31 drives the driven gear 32, the driven gear 32 drives the rack 33 to move in the forward direction, the door bolt 101 moves under the driving of the rack 33 until the door bolt 101 is separated from the door bolt seat 102, and the whole door body is unlocked.
The indoor locking process of the whole clutch type door lock is as follows: the inner handle body 22 is rotated, the handle body 22 drives the driving gear 31 to rotate reversely through the connecting shaft 301, the driving gear 31 drives the driven gear 32, the driven gear 32 drives the rack 33 to move reversely, the bolt 101 moves under the driving of the rack 33 until the bolt 101 is inserted into the bolt seat 102, and the whole door body is locked.
To sum up, the technical scheme of the utility model can be fully effectual the above-mentioned utility model purpose of realization, just the utility model discloses a structure and functional principle all obtain abundant verification in the embodiment, can reach anticipated efficiency and purpose, do not deviating from the utility model discloses a under the prerequisite of principle and essence, can make multiple change or modification to the embodiment of utility model. Therefore, the present invention includes all the alternative contents within the scope mentioned in the claims, and all the equivalent changes made within the claims of the present invention are included in the claims of the present application.
Claims (9)
1. A clutch type door lock comprises an outer door handle arranged on the outer side of a door body, an inner door handle arranged on the inner side of the door body and a transmission mechanism controlled by the outer door handle and the inner door handle and used for driving a door bolt to be matched with a door bolt seat; the door outer handle comprises a door outer handle mounting seat and a door outer handle body arranged on the door outer handle mounting seat, a lock cylinder is arranged in the door outer handle body, a fixing sleeve is arranged on the inner side of the door outer handle mounting seat, and a clutch mechanism used for controlling the connection of the door outer handle body and the transmission mechanism is arranged in the fixing sleeve.
2. The clutch-type door lock according to claim 1, characterized in that: the clutch mechanism comprises a guide sleeve connected with the outer handle body of the door, a screw rod which is arranged in the guide sleeve and connected with the lock cylinder and a driving shaft which is used for being connected with the transmission mechanism, a transmission pin which is used for moving back and forth when the screw rod rotates along with the lock cylinder is connected to the screw rod in a threaded mode, a driving block is arranged on the transmission pin, a guide groove through which the driving block penetrates out is formed in the guide sleeve, the front end portion of the driving shaft is in butt joint with the guide sleeve, and a protruding block which is used for being matched with the driving block on the transmission pin to drive the driving shaft to rotate when the transmission pin.
3. The clutch-type door lock according to claim 2, characterized in that: two driving blocks are arranged on the driving pin, and two convex blocks are arranged in the insertion groove.
4. A clutch-type door lock according to claim 3, characterized in that: the two driving blocks on the transmission pin are symmetrically arranged, and the two convex blocks in the insertion groove are symmetrically arranged.
5. The clutch-type door lock according to claim 2, characterized in that: the transmission mechanism comprises a driving gear, a driven gear meshed with the driving gear and a rack meshed with the driven gear and used for being mounted on the door bolt, and the driving gear is connected with the driving shaft and the door inner handle through a connecting shaft.
6. The clutch-type door lock according to claim 5, characterized in that: the transmission mechanism further comprises a mounting seat arranged on the inner side of the door body, the driving gear and the driven gear are both located in the mounting seat, an opening for the driven gear to extend out to be meshed with the rack is further formed in the mounting seat, and a connecting shaft of the driving gear penetrates through the mounting seat to be connected with a handle in the door.
7. The clutch-type door lock according to claim 5, characterized in that: the connecting shaft of the driving gear is a square shaft.
8. The clutch-type door lock according to claim 1, characterized in that: the handle comprises an inner door handle mounting seat and an inner door handle body arranged on the inner door handle mounting seat.
9. The clutch-type door lock according to claim 8, characterized in that: the door outer handle mounting seat is connected with the door inner handle mounting seat through a pin shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920390105.0U CN209908112U (en) | 2019-03-26 | 2019-03-26 | Clutch type door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920390105.0U CN209908112U (en) | 2019-03-26 | 2019-03-26 | Clutch type door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209908112U true CN209908112U (en) | 2020-01-07 |
Family
ID=69033680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920390105.0U Active CN209908112U (en) | 2019-03-26 | 2019-03-26 | Clutch type door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209908112U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115162843A (en) * | 2022-06-17 | 2022-10-11 | 中国铁塔股份有限公司许昌市分公司 | Bolt type lockset device with clutch non-return structure |
| CN115263098A (en) * | 2022-07-22 | 2022-11-01 | 江苏苏体运动科技有限公司 | Two keeper that open door in cage football court |
-
2019
- 2019-03-26 CN CN201920390105.0U patent/CN209908112U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115162843A (en) * | 2022-06-17 | 2022-10-11 | 中国铁塔股份有限公司许昌市分公司 | Bolt type lockset device with clutch non-return structure |
| CN115263098A (en) * | 2022-07-22 | 2022-11-01 | 江苏苏体运动科技有限公司 | Two keeper that open door in cage football court |
| CN115263098B (en) * | 2022-07-22 | 2024-04-19 | 江苏苏体运动科技有限公司 | Cage football court double door keeper |
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