CN210236826U - Door lock of elevator hand-pull door - Google Patents
Door lock of elevator hand-pull door Download PDFInfo
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- CN210236826U CN210236826U CN201920960476.8U CN201920960476U CN210236826U CN 210236826 U CN210236826 U CN 210236826U CN 201920960476 U CN201920960476 U CN 201920960476U CN 210236826 U CN210236826 U CN 210236826U
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Abstract
An elevator hand door lock comprising: a housing; a lock tongue: the lock bolt is arranged on the shell and is in sliding contact with the shell, and a lock cylinder capable of driving the lock bolt to extend out of or retract into the shell is fixedly connected to the lock bolt; one end of the pull rope is fixedly connected with the lock cylinder; and one end of the shifting piece is fixedly connected with the lock cylinder. The utility model is fixedly connected with the lock core, so that the lock core can be directly pulled by the stay cord, and the stay cord has shorter stroke, so that the stay cord is not easy to wear; the novel door lock has two unlocking modes of poking piece unlocking and pull rope unlocking, can be flexibly selected according to the field environment, and is convenient to use; the elevator door can form a control loop through the matching of the limiting groove, the connecting piece, the ejector rod, the lug boss and the mechanical switch, so that the situation that the elevator door is not closed in the running process can be prevented.
Description
Technical Field
The utility model belongs to the technical field of elevator lock technique and specifically relates to a hand-operated door lock of elevator.
Background
The car door of the elevator is divided into automatic and manual (hand-operated doors), the space occupied by the automatic door is large, and the space occupied by the hand-operated door is small, so that the elevator is widely used in small scenes such as villas. The hand-pull door is provided with a door lock for ensuring the safety of passengers.
However, the existing unlocking mode of the hand-operated door lock is that the connecting rod of the door knife pushing swing ball is unlocked (the plectrum is unlocked) or the connecting rod mechanism of the pull rope pulling unlocking is unlocked (the pull rope is unlocked), when the plectrum is unlocked, the door knife must be close to the position of the door lock, the door knife can push the door ball, and then the plectrum is driven to unlock, so that the use of the door knife is limited, when the pull rope is unlocked, the pull rope is connected with the plectrum, the pull rope pulls the plectrum to rotate to drive the lock cylinder to unlock, so that the stroke of the pull rope is longer, and the pull rope is easy. And the existing door lock of the hand-pull door can be unlocked in any one mode, so that the door lock can not be flexibly selected according to the field environment and is limited in use.
Therefore, there is a need to provide a new technical solution to overcome the above-mentioned drawbacks.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can effectively solve above-mentioned technical problem's elevator hand door lock.
In order to achieve the purpose of the utility model, the following technical proposal is adopted:
an elevator hand door lock comprising:
a housing; a lock tongue: the lock bolt is arranged on the shell and is in sliding contact with the shell, and a lock cylinder capable of driving the lock bolt to extend out of or retract into the shell is fixedly connected to the lock bolt; one end of the pull rope is fixedly connected with the lock cylinder; and one end of the shifting piece is fixedly connected with the lock cylinder.
Further: the pull rope is sleeved with a guide piece, the guide piece is connected with the shell in a buckling mode, and the pull rope is in sliding contact with the guide piece.
Further: be provided with first locating piece on the casing, the one end of first locating piece with casing fixed connection, first locating piece passes the lock core just inserts in the spring bolt, first locating piece with the lock core and spring bolt sliding contact, the cover is equipped with first piece that resets on the first locating piece, first reset the one end with the lock core butt, the first other end that resets with the spring bolt butt.
Further: one side of the lock tongue, which is far away from the lock cylinder, is provided with an inclined plane, and the inclined plane is arranged on the inner side of the lock tongue.
Further: the lock comprises a shell and is characterized in that a third positioning piece is arranged on the shell, the lock core is abutted to the third positioning piece, a limiting groove is formed in the third positioning piece, a containing cavity is formed in the contact surface of the lock core and the third positioning piece, a connecting piece is arranged in the containing cavity, the connecting piece is in sliding contact with the containing cavity, an ejector rod is arranged on the lock core, one end of the ejector rod is fixedly connected with the lock core, a boss is arranged on the ejector rod, the boss is fixedly connected with the ejector rod, and the boss is located on one side of the connecting piece.
Further: the end of the boss close to the connecting piece is a small end, and the end of the boss far away from the connecting piece is a large end.
Further: the ejector pin is sleeved with a second reset piece, the second reset piece is located in the lateral direction of the boss, one end of the second reset piece is abutted to the boss, and the other end of the second reset piece is abutted to the lock cylinder.
Further: and a mechanical switch is arranged on one side of the poking piece, the mechanical switch is fixedly connected with the shell, a moving piece is arranged on the lock cylinder, the moving piece is fixedly connected with the lock cylinder, and the moving piece is positioned on one side of the mechanical switch.
Further: and one side of the shifting piece is provided with a proximity switch, and the proximity switch is fixedly connected with the shell.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses elevator hand power door lock stay cord and lock core fixed connection for the stay cord can directly stimulate the lock core, and the stroke of stay cord is shorter, makes the difficult wearing and tearing of stay cord.
2. The utility model discloses elevator hand door lock has the plectrum and unblanks with the stay cord two kinds of modes of unblanking, can select convenient to use according to the environment flexibility at scene.
3. The utility model discloses elevator hand door lock can form a control circuit through spacing groove, connecting piece, ejector pin, boss and mechanical switch's cooperation to can prevent that the elevator from taking place at the condition that the operation in-process lift-cabin door did not close.
Drawings
Fig. 1 is the structure schematic diagram of the door lock of the elevator hand-pull door.
Fig. 2 is the utility model discloses the stay cord structure schematic diagram that unlocks of elevator hand door lock.
Fig. 3 is the structural schematic diagram of the elevator hand door lock with the pulling sheet unlocking structure.
Fig. 4 is an explosion schematic diagram of the partial structure of the door lock of the elevator hand door.
Fig. 5 is the utility model discloses the shell structure schematic diagram of elevator hand door lock.
Description of reference numerals: the lock comprises a shell 1, a first positioning piece 11, a first resetting piece 12, a second positioning piece 13, a third positioning piece 14, a limiting groove 141, a bolt 2, a lock core 3, a containing cavity 31, a connecting piece 32, a mandril 33, a boss 331, a second resetting piece 332, a pull rope 4, a guide piece 41, a shifting piece 5, a mechanical switch 6 and a proximity switch 7.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "lateral", "longitudinal", "front", "rear", "left", "right", "up", "down", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the invention. When an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, the utility model discloses elevator hand door lock includes:
a housing 1; a latch 2 disposed on the housing 1 and in sliding contact with the housing 1; the lock tongue 2 is fixedly connected with a lock cylinder 3 which can drive the lock tongue 2 to extend out of or retract into the shell 1, and the lock tongue 2 is preferably in screw connection with the lock cylinder 3; one end of the pull rope 4 is fixedly connected with the lock cylinder 3, and a preferable connection mode is that a clamping block is arranged at the end part of the pull rope 4 and is connected with the lock cylinder 3 in a clamping manner; the lock comprises a shifting piece 5, wherein one end of the shifting piece 5 is fixedly connected with the lock cylinder 3, the preferable connection mode is a buckle connection mode, namely a groove is formed in the lock cylinder 3, a cylindrical block is fixedly arranged on the shifting piece 5, the cylindrical block is contained in the groove and is in sliding contact with the lock cylinder 3, the other end of the shifting piece 5 is rotatably connected with the shell 1, the preferable connection mode is a pivot connection mode, and the rotating shifting piece 5 can enable the lock cylinder 3 to move through the cylindrical block and the groove.
Wherein: the other end of the pull rope 4 is fixedly connected with the gate ball, and the connection mode belongs to common knowledge, so that the details are not repeated; the plectrum 5 is connected with a connecting rod, and the end part of the connecting rod is provided with a gate ball, so that the gate knife can drive the connecting rod to push the plectrum 5 to move by pushing the gate ball, and the connection mode and the control mechanism belong to common general knowledge, so that the details are not repeated.
Further: the pull rope 4 is sleeved with a guide 41, the guide 41 is hollow, the guide 41 is connected with the shell 1 in a buckling mode, the pull rope 4 is in sliding contact with the guide 41, and the guide 41 is used for changing the angle of the pull rope 4.
Further: the lock is characterized in that a first positioning piece 11 is arranged on the shell 1, one end of the first positioning piece 11 is fixedly connected with the shell 1, the preferred connection mode is welding, the first positioning piece 11 penetrates through the lock cylinder 3 and is inserted into the lock tongue 2, and the first positioning piece 11 is in sliding contact with the lock cylinder 3 and the lock tongue 2, so that the lock cylinder 3 and the lock tongue 2 can move on the first positioning piece 11.
Further: the first positioning element 11 is sleeved with a first reset element 12, the first reset element 12 is preferably a spring, one end of the first reset element 12 is abutted to the lock cylinder 3, the other end of the first reset element 12 is abutted to the lock tongue 2, and the first reset element 12 enables the lock tongue 2 to reset.
Further: the shell 1 is provided with a second positioning part 13, the end part of the second positioning part 13 is fixedly connected with the shell 1, the preferable connection mode is snap connection, and the second positioning part 13 penetrates through the lock cylinder 3 and is in sliding contact with the lock cylinder 3, so that the lock cylinder 3 can stably move on the second positioning part 13.
Further: one side of the lock tongue 2, which is far away from the lock cylinder 3, is provided with an inclined plane, and the inclined plane is arranged on the inner side of the lock tongue 2, so that the lock tongue 2 can be conveniently inserted into a lock hole.
Further: the improved lock is characterized in that a third positioning part 14 is arranged on the housing 1, the lock cylinder 3 is abutted to the third positioning part 14, a limiting groove 141 is formed in the third positioning part 14, a containing cavity 31 is formed in a contact surface of the lock cylinder 3 and the third positioning part 14, a connecting piece 32 is arranged in the containing cavity 31, and the connecting piece 32 is in sliding contact with the containing cavity 31. Be provided with ejector pin 33 on the lock core 3, the one end of ejector pin 33 with lock core 3 fixed connection, its preferred connected mode is the buckle connection, be provided with boss 331 on the ejector pin 33, boss 331 with ejector pin 33 fixed connection, its preferred connected mode is integrated into one piece, boss 331 is located one side of connecting piece 32, boss 331 is close to the one end of connecting piece 32 is the tip, boss 331 keeps away from the one end of connecting piece 32 is the main aspects.
Further: the ejector rod 33 is sleeved with a second reset piece 332, the second reset piece 332 is preferably a spring, the second reset piece 332 is located on the lateral side of the boss 331, one end of the second reset piece 332 is abutted to the boss 331, and the other end of the second reset piece 332 is abutted to the lock cylinder 3.
Further: a mechanical switch 6 is arranged on one side of the plectrum 5, the mechanical switch 6 is preferably a microswitch, the mechanical switch 6 is fixedly connected with the shell 1, the preferred connection mode is bolt connection, a moving piece 34 is arranged on the lock cylinder 3, the moving piece 34 is fixedly connected with the lock cylinder 3, and the moving piece 34 is positioned on one side of the mechanical switch 6, so that the moving piece 34 can touch the mechanical switch 6 in the moving process.
Further: one side of plectrum 5 is provided with proximity switch 7, proximity switch 7 is preferably the magnetic induction switch, proximity switch 7 with casing 1 fixed connection, its preferred connected mode is bolted connection for rotary plectrum 5 can be induced to proximity switch 7.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, a clear and complete description will be given below with reference to the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention.
Example (b):
firstly, an appropriate unlocking mode is selected according to the distance between the door lock and the door knife, namely, the pulling rope unlocking mode and the shifting piece unlocking mode are selected, specifically, one end of the pulling rope 4 is connected with a door ball, or the shifting piece 5 is connected with the connecting rod, so that the pulling rope 4 and the shifting piece 5 can drive the lock bolt 2 to extend out of or retract into the shell 1 through the lock cylinder 3. The method specifically comprises the following steps: the lock core 3 is pulled by the pull rope 4, and due to the arrangement of the guide member 41, the angle of the pull rope 4 can be set as required, the lock core 3 can drive the lock tongue 2 to retract into the housing 1, at this time, the first reset member 12 is compressed, and when the lock tongue 2 needs to extend out of the housing 1, the first spring 12 can reset the lock tongue 2. The rotating pick 5 can move the lock cylinder 3 through the cylinder block and the groove, so that the lock tongue 2 retracts into the housing 1, the first reset piece 12 is compressed, and when the lock tongue 2 needs to extend out of the housing 1, the first spring 12 can reset the lock tongue 2.
In the moving process of the lock cylinder 3, the moving member 34 moves along with the lock cylinder, and in the moving process of the moving member 34, the moving member 34 can touch the mechanical switch 6, so that the mechanical switch 6 can judge whether the lock cylinder 3 moves in place.
In the moving process of the lock cylinder 3, the connecting piece 32 can move in the receiving cavity 31, and the receiving cavity 31 can move to the position of the limiting groove 141, the connecting piece 32 can enter the limiting groove 141 through the receiving cavity 31, and the small end of the boss 331 is pressed on the connecting piece 32, the large end of the boss 331 is abutted against the connecting piece 32, at this time, the moving piece 34 can lightly touch the mechanical switch 6, the elevator door is in the closed state, so that the limiting groove 141, the connecting piece 32, the ejector rod 33, the boss 331 and the mechanical switch 6 are matched to form a control loop, the situation that the elevator door is not closed in the operation process of the elevator is prevented, at this time, the second resetting piece 332 is stretched, the mechanical switch 6 is in the open state, when the elevator door needs to be opened, the lock cylinder 3 can move in the opposite direction, the second reset part 332, which is stretched at this time, may cause the push rod 33 to move in an opposite direction, and the connecting part 32 may enter the receiving cavity 31, so that the moving part 34 cannot contact the mechanical switch 6.
When the plectrum 5 rotates, the proximity switch 7 can sense the rotating plectrum 5, so that whether the plectrum 5 rotates in place or not can be determined, and further whether the lock cylinder 3 moves in place or not can be determined.
The utility model discloses following beneficial effect has:
1. the utility model discloses elevator hand power door lock stay cord and lock core fixed connection for the stay cord can directly stimulate the lock core, and the stroke of stay cord is shorter, makes the difficult wearing and tearing of stay cord.
2. The utility model discloses elevator hand door lock has the plectrum and unblanks with the stay cord two kinds of modes of unblanking, can select convenient to use according to the environment flexibility at scene.
3. The utility model discloses elevator hand door lock can form a control circuit through spacing groove, connecting piece, ejector pin, boss and mechanical switch's cooperation to can prevent that the elevator from taking place at the condition that the operation in-process lift-cabin door did not close.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (9)
1. The utility model provides an elevator hand door lock which characterized in that: the method comprises the following steps:
a housing; a lock tongue: the lock bolt is arranged on the shell and is in sliding contact with the shell, and a lock cylinder capable of driving the lock bolt to extend out of or retract into the shell is fixedly connected to the lock bolt; one end of the pull rope is fixedly connected with the lock cylinder; and one end of the shifting piece is fixedly connected with the lock cylinder.
2. The elevator hand door lock of claim 1, wherein: the pull rope is sleeved with a guide piece, the guide piece is connected with the shell in a buckling mode, and the pull rope is in sliding contact with the guide piece.
3. The elevator hand door lock of claim 1, wherein: be provided with first locating piece on the casing, the one end of first locating piece with casing fixed connection, first locating piece passes the lock core just inserts in the spring bolt, first locating piece with the lock core and spring bolt sliding contact, the cover is equipped with first piece that resets on the first locating piece, first reset the one end with the lock core butt, the first other end that resets with the spring bolt butt.
4. The elevator hand door lock of claim 1, wherein: one side of the lock tongue, which is far away from the lock cylinder, is provided with an inclined plane, and the inclined plane is arranged on the inner side of the lock tongue.
5. The elevator hand door lock of claim 1, wherein: the lock comprises a shell and is characterized in that a third positioning piece is arranged on the shell, the lock core is abutted to the third positioning piece, a limiting groove is formed in the third positioning piece, a containing cavity is formed in the contact surface of the lock core and the third positioning piece, a connecting piece is arranged in the containing cavity, the connecting piece is in sliding contact with the containing cavity, an ejector rod is arranged on the lock core, one end of the ejector rod is fixedly connected with the lock core, a boss is arranged on the ejector rod, the boss is fixedly connected with the ejector rod, and the boss is located on one side of the connecting piece.
6. The elevator hand door lock of claim 5, wherein: the end of the boss close to the connecting piece is a small end, and the end of the boss far away from the connecting piece is a large end.
7. The elevator hand door lock of claim 5, wherein: the ejector pin is sleeved with a second reset piece, the second reset piece is located in the lateral direction of the boss, one end of the second reset piece is abutted to the boss, and the other end of the second reset piece is abutted to the lock cylinder.
8. The elevator hand door lock of claim 1, wherein: and a mechanical switch is arranged on one side of the poking piece, the mechanical switch is fixedly connected with the shell, a moving piece is arranged on the lock cylinder, the moving piece is fixedly connected with the lock cylinder, and the moving piece is positioned on one side of the mechanical switch.
9. The elevator hand door lock of claim 1, wherein: and one side of the shifting piece is provided with a proximity switch, and the proximity switch is fixedly connected with the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920960476.8U CN210236826U (en) | 2019-06-25 | 2019-06-25 | Door lock of elevator hand-pull door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920960476.8U CN210236826U (en) | 2019-06-25 | 2019-06-25 | Door lock of elevator hand-pull door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210236826U true CN210236826U (en) | 2020-04-03 |
Family
ID=69987567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920960476.8U Active CN210236826U (en) | 2019-06-25 | 2019-06-25 | Door lock of elevator hand-pull door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210236826U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110143512A (en) * | 2019-06-25 | 2019-08-20 | 苏州珀威智能科技有限公司 | A kind of elevator pulls door lock |
-
2019
- 2019-06-25 CN CN201920960476.8U patent/CN210236826U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110143512A (en) * | 2019-06-25 | 2019-08-20 | 苏州珀威智能科技有限公司 | A kind of elevator pulls door lock |
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