CN220849223U - Door lock with guiding device - Google Patents
Door lock with guiding device Download PDFInfo
- Publication number
- CN220849223U CN220849223U CN202322502632.5U CN202322502632U CN220849223U CN 220849223 U CN220849223 U CN 220849223U CN 202322502632 U CN202322502632 U CN 202322502632U CN 220849223 U CN220849223 U CN 220849223U
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- door
- pulley
- door frame
- guide
- bolt
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- 230000007423 decrease Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 11
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model discloses a door lock with a guide device, which comprises a lock box, a rotating piece, a bolt, a first pulley and the like, wherein a lock cylinder of the lock box rotates through a key and enables the rotating piece to synchronously rotate, two bolts hinged with the rotating piece are driven to move in opposite directions in the rotating process of the rotating piece to realize unlocking or locking operation, pulley shaft rods, the first pulley, buffer springs abutted with the pulley shaft rods and the like are arranged at the end parts of the bolts, if a box-type transformer substation deforms a door plate in the hoisting and transporting process, the end parts of the bolts are blocked by a door frame and are difficult to move inside the door frame, the first pulley can roll from the inside of the door plate to the inside of the door frame along a guide inclined plane, so that the end parts of the bolts can still smoothly move to the inside of the door frame, and the door plate and the door frame are locked through the bolts.
Description
Technical Field
The utility model relates to the technical field of door locks, in particular to a door lock with a guide device.
Background
The outer door of conventional box-type substation drives the bolt to move to the door frame and block the door frame through the rotary piece in the lock box generally to lock the outer door and the door frame, but the in-situ installation process of the box-type substation can often find that, because the whole body of the box-type substation is heavier, the hoisting transportation process easily causes local deformation of the outer door, the bolt can be possibly caused to move and blocked by the door frame and is difficult to block the door frame even unable to block the door frame, thereby being unable to complete the door locking action.
The existing part of box-type substation door locks do not solve the problems, for example, a door lock of a box-type substation (publication number: CN202467388U publication day: 2012-10-03) discloses a door lock of a box-type substation, and the technical field of the substation comprises a lock cylinder, wherein connecting pieces are rotationally connected to the lock cylinder, connecting rods are rotationally connected to two ends of each connecting piece, when the lock cylinder is rotated, the connecting pieces rotate along with the connecting pieces, the connecting rods hinged to the connecting pieces are driven to move, so that the connecting rods above move upwards to be higher than the inner edge of the top of a door frame, and the connecting rods below move downwards to be lower than the inner edge of the bottom of the door frame, so that the upper end and the lower end of the door are limited at the same time, the door is prevented from shaking, and the risk that the door is pried is greatly reduced.
According to the door lock of the box-type substation, the door is locked through the mode that the upper connecting rod and the lower connecting rod clamp the door frame, if the door deforms towards the door opening direction, when the lock cylinder is rotated, the end parts of the connecting rods can be blocked by the edge of the door frame when the two connecting rods move, so that the connecting rods above cannot move upwards to the inner edge of the top of the door frame, and the connecting rods below cannot move downwards to be lower than the inner edge of the bottom of the door frame, and the door cannot be locked.
Disclosure of utility model
Aiming at the technical defects in the background technology, the utility model provides a door lock with a guiding device, which solves the technical problems and meets the actual demands, and the specific technical scheme is as follows:
The utility model provides a lock with guider, including lock box, lock box one side is equipped with the rotary piece, the rotary piece is located the door plant inboard, the rotary piece both ends all articulate there is a bolt, two the bolt extends to the position that door plant and door frame meet towards opposite direction respectively, every the bolt tip is traversed and is had the pulley axostylus axostyle, pulley axostylus axostyle axial both ends all are equipped with first pulley, every first pulley is along door plant and the inboard roll of door frame.
As a further technical scheme of the utility model, a second pulley is penetrated by a shaft rod at one side of each bolt end far away from the door plate, and a limit guide rail matched with the second pulley is arranged at the inner side of the door frame.
As a further technical scheme of the utility model, the inner diameter of the limiting guide rail gradually decreases from one end close to the door plate to one end far away from the door plate.
As a further technical scheme of the utility model, each bolt end is sleeved with a limiting block, the limiting blocks are fixedly connected with the door plate, limiting slot holes matched with the second pulleys are penetrated in the limiting blocks, and the inner diameters of the limiting slot holes gradually decrease from one end close to the door frame to one end far from the door frame.
As a further technical scheme of the utility model, a guide inclined plane is arranged between each limiting block and each limiting guide rail, and the guide inclined plane is positioned on the surface of the door frame facing the door plate.
As a further technical scheme of the utility model, each bolt is provided with a guide slot hole matched with the pulley shaft lever, and the guide slot holes extend along the direction vertical to the door plate.
As a further technical scheme of the utility model, a buffer cavity is arranged in each bolt end, a buffer spring parallel to the guide slot hole is arranged in each buffer cavity, and one end of each buffer spring is abutted to the pulley shaft lever.
The utility model has the beneficial effects that:
according to the utility model, the first pulley is arranged at the end part of the bolt, if the door plate is deformed in the hoisting and transporting process of the box-type transformer substation, the end part of the bolt is blocked by the door frame, so that the inner side of the door frame is difficult to move, and when the door locking operation is carried out, the first pulley can roll from the inner side of the door plate to the inner side of the door frame, so that the end part of the bolt can still smoothly move to the inner side of the door frame, and the door plate and the door frame are locked through the bolt.
Drawings
Fig. 1 is a front view of a door lock with a guide.
Fig. 2 is a partial schematic view of A-A in fig. 1.
Fig. 3 is a cross-sectional view of fig. 2.
Fig. 4 is a right side cross-sectional view of a door lock with a guide.
Fig. 5 is a right side cross-sectional view of the end of a latch bolt with a guide.
Wherein: the lock box 1, the rotary piece 2, the bolt 3, the pulley shaft lever 4, the first pulley 5, the second pulley 6, the limit guide rail 7, the limit block 8, the limit slot 9, the guide inclined plane 10, the guide slot 11, the buffer cavity 12, the buffer spring 13, the door plate 14 and the door frame 15.
Detailed Description
Embodiments of the present utility model will be described below with reference to the accompanying drawings and examples, but the embodiments of the present utility model are not limited to the following examples, and the present utility model relates to the relevant essential parts in the art, and should be regarded as known and understood by those skilled in the art.
As shown in fig. 1-4, a door lock with a guiding device comprises a lock box 1, a rotary piece 2 is arranged on one side of the lock box 1, the rotary piece 2 is positioned on the inner side of a door plate 14, two pins 3 are hinged to two ends of the rotary piece 2, the two pins 3 respectively extend to the positions where the door plate 14 and a door frame 15 meet in opposite directions, a pulley shaft lever 4 is traversed at the end part of each pin 3, first pulleys 5 are arranged at two axial ends of the pulley shaft lever 4, and each first pulley 5 rolls along the inner side of the door plate 14 and the door frame 15.
The utility model is generally applied to a box-type transformer substation, wherein a door plate 14 is locked on a door frame 15, one side of the door plate 14 and one side of the door frame 15 of the box-type transformer substation are connected by adopting a hinge, a lock box 1 is arranged on one side of the door plate 14, which is far away from the hinge, a rotary piece 2 is fixedly connected with a lock cylinder of the lock box 1, two bolts 3 respectively extend to the top end and the bottom end of the door plate 14, when the lock box 1 is in an unlocking state, the end parts of the two bolts 3 are respectively positioned at the top end edge and the bottom end edge of the door plate 14, the door plate 14 can freely open and close a door through the hinge, when the door plate 14 needs to be locked after closing, the rotary piece 2 is rotated by the lock box 1 and the end parts of the two bolts 3 are pushed to respectively move to the positions above and below the door plate 14 and the door frame 15, when the bolts 3 move, a first pulley 5 rolls to the inner side of the door frame 15 along the inner side of the door plate 14, and a first pulley 5 at the end parts of the two bolts 3 serve as a fixed point of the door plate 14 and the door frame 15 can enable the door plate 14 to swing in the opening direction, so that the door plate 14 and the door frame 15 can not be locked; if the door plate 14 is deformed and the door plate 14 deforms towards the door opening direction in the hoisting transportation process of the box-type transformer substation, the door frame 15 is protruded relative to the door plate 14 at the junction of the door plate 14 and the door frame 15, in this case, the bolt end part is blocked by the door frame 15 and is difficult to move or can not move to the upper side and the lower side of the door plate 14, so that the door is difficult to lock or the door plate 14 and the door frame 15 can not be locked, the bolt 3 end part is provided with the first pulley 5, when the bolt 3 end part moves to the junction of the door plate 14 and the door frame 15, the first pulley 5 is abutted with the position of the inward protrusion of the door frame 15, and the first pulley 5 can continue to roll from the inner side of the door plate 14 to the inner side of the door frame 15, so that the two bolt 3 ends can move to the upper side and the lower side of the door plate 14 respectively, and the door frame 15 are locked.
According to the utility model, the first pulley 5 is arranged at the end part of the bolt 3, so that even if the door plate 14 is deformed in the hoisting and transporting process of the box-type transformer substation, the first pulley 5 can prevent the end part of the bolt 3 from being blocked by the door frame 15 when the door locking operation is carried out, and the end part of the bolt 3 can still smoothly move from the inner side of the door plate 14 to the inner side of the door frame 15, so that the door plate 14 and the door frame 15 are locked through the bolt 3.
As shown in fig. 2 or 3, as one of the preferred embodiments of the present utility model, a second pulley 6 is installed on the side of the end of each latch 3 away from the door panel 14 by using a shaft rod, and a limit rail 7 matched with the second pulley 6 is installed on the inner side of the door frame 15.
The utility model discloses a spacing guide 7 is used for spacing to the bolt 3 tip when locking a door state, when locking a door through lock box 1 rotation rotary piece 2, the tip of two bolts 3 can remove respectively to the top and the bottom of door frame 15, and the second pulley 6 of bolt 3 tip can with spacing guide 7's inner wall butt and let bolt 3 tip remove to spacing guide 7 inside central authorities, thereby spacing guide 7 inner wall and second pulley 6 surface butt avoid bolt 3 horizontal hunting.
As shown in fig. 2 or 3, as one of the preferred embodiments of the present utility model, the inside diameter of the curb rail 7 gradually decreases from the end near the door panel 14 to the end far from the door panel 14.
When the rotary piece 2 is rotated to lock the door, the end parts of the two bolts 3 can be respectively moved to the top and the bottom of the door frame 15, and the second pulleys 6 at the end parts of the bolts 3 can be abutted against the inner wall of the limit guide rail 7, so that the end parts of the bolts 3 enter the limit guide rail 7, even if the door plate 14 is deformed leftwards or rightwards in the hoisting and transportation process of the box-type transformer substation, because the limit rail 0 is larger towards one end opening of the door plate 14, the second pulleys 6 can still be abutted against the inner wall at one side of the limit rail 0, and the end parts of the bolts 3 can enter the limit rail 0.
As shown in fig. 3, as one of the preferred embodiments of the present utility model, the end of each latch 3 is sleeved with a limiting block 8, the limiting block 8 is fixedly connected with a door plate 14, a limiting slot 9 matched with the second pulley 6 is penetrated in the limiting block 8, and the inner diameter of the limiting slot 9 gradually decreases from one end close to the door frame 15 to one end far from the door frame 15.
The limiting block 8 is used for limiting the end part of the plug pin 3 at the door plate 14, when the plug pin 3 locks the door plate 14 and the door frame 15, the end part of the plug pin 3 is acted by the door frame 15, the fixed end of the plug pin 3 is fixed on the rotary piece 2, when the stress point of the plug pin 3 is far away from the fixed point, the plug pin 3 bears larger moment, so that the plug pin 3 deforms in the direction away from the door frame 15, when the plug pin 3 deforms, the end part is abutted with the inside of the limiting block 8, so that the end part of the plug pin 3 is stressed in balance to stop deformation, and the door plate 14 and the door frame 15 are locked; when the lock box 1 is unlocked, the end part of the bolt 3 can enter the limit groove hole 9 from the limit guide rail 7, the condition that the end part of the bolt 3 cannot enter the limit guide rail 7 again to finish door locking operation due to left-right swing after unlocking is avoided, meanwhile, the opening of the limit groove hole 9 towards one end of the door frame 15 is large, even if a door plate 14 is deformed leftwards or rightwards due to hoisting and transportation of a box-type transformer substation, the second pulley 6 can still be abutted against the inner wall of one side of the limit groove hole 9 during unlocking, and the end part of the bolt 3 can enter the limit groove hole 9.
As shown in fig. 4, as one of the preferred embodiments of the present utility model, a guiding inclined surface 10 is provided between each stopper 8 and the limiting rail 7, and the guiding inclined surface 10 is located on the surface of the door frame 15 facing the door panel 14.
If the deformation amount of the door plate 14 deformation of the box-type transformer substation is too large in the hoisting transportation process, the protruding height of the door frame 15 at the junction of the door plate 14 and the door frame 15 may cause that the first pulley 5 cannot roll from the inner side of the door plate 14 to the inner side of the door frame 15, so that the bolt 3 cannot lock the door frame 15 and the door plate 14, a guide inclined plane 10 is arranged between the limit guide rail 7 and the limit block 8, and the guide inclined plane 10 is arranged on one side of the door frame 15, when the first pulley 5 rolls to the junction of the door plate 14 and the door frame 15, the first pulley 5 can roll to the inner side of the door frame 15 gradually along the guide inclined plane 10, so that the bolt 3 can lock the door frame 15 and the door plate 14.
As shown in fig. 5, as one of the preferred embodiments of the present utility model, each of the pins 3 is provided with a guide slot 11 which mates with the pulley shaft 4, the guide slot 11 extending in a direction perpendicular to the door panel 14.
When the door plate 14 deforms and the inner door frame 15 at the junction of the door plate 14 and the door frame 15 protrudes, the first pulley 5 at the end part of the bolt 3 can generate certain deformation in the process of rolling from the inner side of the door plate 14 to the inner side of the door frame 15 when the door locking operation is performed, the guide slot 11 arranged on the bolt 3 can enable the pulley shaft lever 4 to slide in the guide slot 11, and when the first pulley 5 rolls from the inner side of the door plate 14 to the inner side of the door frame 15, the pulley shaft lever 4 can synchronously slide in the slot 0, so that the deformation of the bolt 3 is avoided or the deformation amount of the bolt 3 is reduced.
As shown in fig. 5, as one of the preferred embodiments of the present utility model, a buffer cavity 12 is provided in an end portion of each pin 3, a buffer spring 13 parallel to the slot 0 is provided in the buffer cavity 12, and one end of the buffer spring 13 abuts against the pulley shaft 4.
According to the buffer cavity 12 disclosed by the utility model, the pulley shaft lever 4 can synchronously move along the vertical direction of the door plate 14 in the process that the first pulley 5 rolls from the inner side of the door plate 14 to the inner side of the door frame 15, the buffer spring 13 between the buffer cavity 12 and the pulley shaft lever 4 can play a certain role in buffering in the process that the pulley shaft lever 4 moves, the buffer spring 13 can enable the first pulley 5 to keep abutting against the door plate 14 or the door frame 15, and the problem that the joint of the bolt 3 and the rotary piece 2 is loosened after long-term use due to easy shaking of the bolt 3 is avoided.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.
Claims (7)
1. Door lock with guider, including lock box (1), its characterized in that: the lock box (1) one side is equipped with rotary piece (2), rotary piece (2) are located the door plant inboard, rotary piece (2) both ends all articulate have a bolt (3), two bolt (3) extend to the position that door plant and door frame meet towards opposite direction respectively, every pulley axostylus axostyle (4) have been traversed to bolt (3) tip, pulley axostylus axostyle (4) axial both ends all are equipped with first pulley (5), every first pulley (5) roll along door plant and door frame inboard.
2. The door lock with guide as claimed in claim 1, wherein: and one side, far away from the door plate, of the end part of each bolt (3) is provided with a second pulley (6) in a penetrating way by adopting a shaft rod, and the inner side of the door frame is provided with a limit guide rail (7) matched with the second pulley (6).
3. The door lock with guide as claimed in claim 2, wherein: the inner diameter of the limiting guide rail (7) gradually decreases from one end close to the door plate to one end far away from the door plate.
4. The door lock with guide as claimed in claim 2, wherein: each bolt (3) tip all overlaps and is equipped with stopper (8), stopper (8) and door plant fixed connection, run through in stopper (8) have spacing slotted hole (9) with second pulley (6) matching, spacing slotted hole (9) internal diameter reduces gradually from being close to door frame one end to keeping away from door frame one end.
5. The door lock with guide as claimed in claim 4, wherein: and a guide inclined plane (10) is arranged between each limiting block (8) and each limiting guide rail (7), and the guide inclined planes (10) are positioned on the surface of the door frame facing the door plate.
6. The door lock with guide as claimed in claim 1, wherein: each bolt (3) is provided with a guide slot (11) matched with the pulley shaft lever (4), and the guide slot (11) extends along the direction perpendicular to the door plate.
7. The door lock with guide as claimed in claim 6, wherein: each bolt (3) tip is interior all to be equipped with buffer chamber (12), be equipped with in buffer chamber (12) with guide slot hole (11) each other parallel buffer spring (13), buffer spring (13) one end and pulley axostylus axostyle (4) butt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322502632.5U CN220849223U (en) | 2023-09-15 | 2023-09-15 | Door lock with guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322502632.5U CN220849223U (en) | 2023-09-15 | 2023-09-15 | Door lock with guiding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220849223U true CN220849223U (en) | 2024-04-26 |
Family
ID=90780315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322502632.5U Active CN220849223U (en) | 2023-09-15 | 2023-09-15 | Door lock with guiding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220849223U (en) |
-
2023
- 2023-09-15 CN CN202322502632.5U patent/CN220849223U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |