CN213721028U - Two locks and applied guardrail that has these two locks - Google Patents
Two locks and applied guardrail that has these two locks Download PDFInfo
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- CN213721028U CN213721028U CN202022230443.3U CN202022230443U CN213721028U CN 213721028 U CN213721028 U CN 213721028U CN 202022230443 U CN202022230443 U CN 202022230443U CN 213721028 U CN213721028 U CN 213721028U
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- lock
- rod
- lock seat
- seat
- connecting rod
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Abstract
The utility model relates to a two locks and uses the guardrail that has this two locks, two locks including first lock seat, second lock seat and locking lever, the locking lever can locate on the second lock seat telescopically, it has the locking notch rather than grafting complex under the locking lever state of stretching out to open on the first lock seat, its characterized in that: the first lock base is provided with a transversely arranged assembling portion, the second lock base is arranged on the side of the assembling portion, a notch for the assembling portion to be placed in is formed in the top of the second lock base, an opening for the lock rod to stretch out is formed in the inner wall of the notch, and accordingly the lock opening is formed in the outer side wall, corresponding to the notch, of the assembling portion. The utility model has simple and reasonable structure, and the second lock seat can move downwards relative to the assembly part of the first lock seat under the condition that the lock rod of the second lock is withdrawn from the lock opening, thereby being convenient for operation; after the secondary lock is unlocked, the secondary lock seat, the cross rod and the fence slide downwards relative to the vertical rod, the guardrail can be opened, the operation is convenient, and more market demands can be met.
Description
Technical Field
The utility model relates to a two locks and applied guardrail that has these two locks.
Background
The purpose of crib guardrail installation is for preventing that children from dropping from the bed because of having fun or other reasons roll when having a rest in bed, plays the safety protection effect. The structure of the child bed is generally enclosed around the child bed by connecting one to three guard rail assemblies, wherein each guard rail assembly comprises an upper guard rail assembly, a lower guard rail assembly and a support assembly supported between the upper guard rail assembly and the lower guard rail assembly.
For example, the chinese utility model patent "a novel children's door guardrail" (application no: CN201720124549.0) with the publication number CN206530274U discloses a structure, wherein the lower port of the lock seat is clamped at the upper end of the left frame of the door guardrail, the inside of the handle is provided with a slider, the inside of the slider is inserted with a bolt, the inside of the bolt is provided with a spring, the left end of the lock seat is provided with a knob through an anti-slip sheet, the lock seat is provided with a lock hole, the left port of the handle outer sleeve is matched with the lock seat, the lower port of the handle outer sleeve is connected with two keys, the two locks are arranged inside the two locks, the two locks are arranged at the left lower port of the door guardrail, the two lock seats are fixedly connected with the door guardrail frame through flat head screws, the lower port of the upper rotary shaft seat is clamped at the upper end of the right frame of the door guardrail, and the lower shaft is injection-molded with a rotating pin.
Above-mentioned structure is through setting up two keying structures, has improved the security of guardrail, but it only enables the guardrail and overturns to open and shut, and can't realize sliding from top to bottom of guardrail and opening and shutting, is difficult to satisfy the market demand.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the first technical problem that will solve is to prior art's current situation, provides a security performance well and be convenient for the operation two locks.
The utility model discloses the second technical problem that will solve is to prior art's current situation, provides a should have the guardrail of two locks of above-mentioned, and this guardrail can realize through sliding from top to bottom that the guardrail opens and shuts to satisfy more market demands.
The utility model provides a technical scheme that at least one above-mentioned technical problem adopted does: the utility model provides a two locks, includes first lock seat, second lock seat and locking lever, the locking lever can locate on the second lock seat telescopically, it has can be rather than grafting complex fore shaft, its characterized in that under the locking lever extended state to open on the first lock seat: the first lock base is provided with a transversely arranged assembling portion, the second lock base is arranged on the side of the assembling portion, a notch for the assembling portion to be placed in is formed in the top of the second lock base, an opening for the lock rod to stretch out is formed in the inner wall of the notch, and accordingly the lock opening is formed in the outer side wall, corresponding to the notch, of the assembling portion.
The two-way lock of the utility model also comprises
The shifting button is arranged on the upper part of the second lock seat in a reciprocating manner, is connected with the lock rod and is used for driving the lock rod to stretch;
the first elastic piece is arranged on the second lock seat and enables the toggle button to always keep the trend of pushing the lock rod to extend outwards;
the first connecting rod is arranged on the second lock seat in a vertically movable mode and can move upwards to limit the position of the shifting button and move downwards to cancel the limitation of the position of the shifting button;
the second connecting rod can be rotatably arranged in the second lock seat, and the first end of the second connecting rod is rotatably connected with the lower end of the first connecting rod;
the button is arranged on the first side wall of the second lock seat in a vertically movable mode, and the top of the button is abutted against the second end of the second connecting rod; and
and the second elastic piece is arranged on the second lock seat and used for enabling the second connecting rod to rotate so as to keep the trend of pressing the button downwards.
By adopting the structure, the button is pressed first, the second connecting rod is driven to rotate, the first connecting rod moves downwards, so that the limit of the toggle button is cancelled, the toggle button is pushed to enable the lock rod to retract into the second lock seat, and the unlocking is realized; the toggle button is loosened, the lock rod resets under the action of the first elastic piece to realize locking, meanwhile, the first connecting rod and the second connecting rod reset under the action of the second elastic piece, the upper end of the first connecting rod still limits the position of the toggle button, and the second connecting rod still presses the button.
Preferably, the outer end wall of the assembly portion is formed into a first arc surface which is inclined from top to bottom gradually towards the direction far away from the lock rod, the corresponding inner side wall of the notch is formed into a second arc surface which can be matched with the first arc surface, the lock opening is formed in the first arc surface, and the opening is formed in the second arc surface. The second lock seat is internally provided with a containing groove used for containing the lock rod, the containing groove is arranged from the opening to the inside in a gradually downward inclined mode, and the first elastic piece is arranged in the containing groove. Adopt above-mentioned structure to improve the compactness, the reliability of assembly department, the operation of being convenient for, conveniently peg graft locking lever and fore shaft cooperation fast, and avoid interfering to lead to being difficult to align.
In order to realize the linkage between the toggle button and the lock rod, a first sliding groove for the toggle button to slide back and forth is formed in the top wall of the second lock seat, a downwardly extending clamping pin is arranged at the bottom of the toggle button, and correspondingly, a bayonet for the clamping pin to be clamped into is formed in the lock rod. The shifting button can be restrained on the second lock seat through the matching structure of the buckle and the clamping groove.
Preferably, the second lock seat is provided with a second sliding groove extending vertically, the first connecting rod can be constrained in the second sliding groove in a vertically moving mode, the upper end of the first connecting rod is provided with a top post extending into the first sliding groove, and correspondingly, the bottom wall of the shifting button is provided with a socket which can be matched with the top post in an inserting mode. The above structure facilitates the installation of the first link and allows the up and down movement thereof.
Preferably, the second connecting rod is a transverse L-shaped structure, an axial hole is formed in the end of the vertical part of the L-shaped structure, correspondingly, a connecting shaft which is in running fit with the axial hole is arranged on the side part of the lower end of the first connecting rod, the middle part of the L-shaped structure is in running fit with the second lock base, and the transverse part of the L-shaped structure abuts against the button. The structure is convenient for realizing the linkage between the second connecting rod and the first connecting rod as well as the button.
In order to facilitate connection, a connecting hole is formed in the middle of the second connecting rod, correspondingly, a rotating shaft which can be in running fit with the connecting hole is arranged on the second lock seat, the second elastic piece is a torsion spring which is sleeved on the rotating shaft, the first end of the torsion spring abuts against the inner bottom wall of the second lock seat, and the second end of the torsion spring abuts against the upper side of the transverse part of the L-shaped structure.
The utility model provides an use guardrail that has above-mentioned two locks, includes montant, horizontal pole and rail, the top edge cover of rail is put on the horizontal pole, the first vertical edge cover of rail is put on the montant, its characterized in that: the bottom of the first lock seat assembling portion is provided with a plug-in port, the upper end of the vertical rod is inserted into the plug-in port, the first end of the second lock seat is connected with the end of the transverse rod, and the second end of the second lock seat is provided with a through hole which is vertically communicated and sleeved on the periphery of the vertical rod. By adopting the structure, after the two locks are unlocked, the second lock seat, the cross rod and the fence slide downwards relative to the vertical rod, and the guardrail can be opened.
Compared with the prior art, the utility model has the advantages of: the utility model has simple and reasonable structure, and the second lock seat can move downwards relative to the assembly part of the first lock seat under the condition that the lock rod of the second lock is withdrawn from the lock opening, thereby being convenient for operation; after the secondary lock is unlocked, the secondary lock seat, the cross rod and the fence slide downwards relative to the vertical rod, the guardrail can be opened, the operation is convenient, and more market demands can be met.
Drawings
Fig. 1 is a schematic structural view (locked state) of a guardrail according to an embodiment of the present invention;
fig. 2 is a schematic structural view (unlocked state) of the guardrail according to the embodiment of the present invention;
fig. 3 is a schematic view of a partial structure of a second lock according to an embodiment of the present invention (without a first lock seat);
FIG. 4 is a schematic structural view of another angle in FIG. 3 (excluding the first lock seat);
FIG. 5 is an exploded view of FIG. 4;
fig. 6 is a cross-sectional view of fig. 3.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 6, the two-way lock of the present embodiment includes a first lock seat 1, a second lock seat 2, a lock lever 3, a toggle button 4, a first elastic member 10, a first link 5, a second link 6, a button 7 and a second elastic member 20.
The locking rod 3 can be telescopically arranged on the second lock seat 2, and the first lock seat 1 is provided with a locking notch 11 which can be matched with the locking rod 3 in an inserting way in an extending state. The first lock seat 1 is provided with a transversely arranged assembly part 12, the second lock seat 2 is arranged beside the assembly part 12, the top of the second lock seat is provided with a notch 21 for placing the assembly part 12 therein, the inner wall of the notch 21 is provided with an opening 211 for extending the lock rod 3, and correspondingly, the lock opening 11 is arranged on the outer side wall of the assembly part 12 corresponding to the notch 21.
The toggle button 4 is arranged on the upper part of the second lock base 2 in a reciprocating way, is connected with the lock rod 3 and is used for driving the lock rod 3 to stretch and retract; the first elastic element 10 is arranged on the second lock base 2 and enables the toggle button 4 to always keep the trend of pushing the lock rod 3 to extend outwards. The first connecting rod 5 is arranged on the second lock seat 2 in a manner of moving up and down and can move up to limit the position of the toggle button 4 and move down to cancel the limit of the position of the toggle button 4; the second connecting rod 6 can be rotatably arranged in the second lock seat 2, and the first end of the second connecting rod 6 is rotatably connected with the lower end of the first connecting rod 5;
the button 7 can be arranged on the bottom wall of the second lock seat 2 in a way of moving up and down, and the top of the button 7 is propped against the second end of the second connecting rod 6. A second elastic element 20 is provided on the second lock housing 2 for rotating the second link 6 so as to maintain the tendency of pressing the push button 7 downwards.
In this embodiment, the outer end wall of the fitting portion 12 is formed as a first arc surface 121 that gradually inclines away from the lock rod 3 from top to bottom, correspondingly, the corresponding inner side wall of the notch 21 is formed as a second arc surface 212 that can be engaged with the first arc surface 121, the locking notch 11 is opened on the first arc surface 121, and the opening 211 is opened on the second arc surface 212. The second lock base 2 is provided with a receiving groove 22 for receiving the lock rod 3, an outer port of the receiving groove 22 is an opening 211, the receiving groove 22 is arranged to be inclined inward and downward from the opening 211, the first elastic member 10 is a linear spring, and is disposed in the receiving groove 22, and a first end of the linear spring abuts against an inner end wall of the receiving groove 22, and a second end of the linear spring abuts against an inner end of the lock rod 3. Adopt above-mentioned structure to improve the compactness, the reliability of assembly department, the operation of being convenient for, conveniently peg graft locking lever 3 and fore shaft 11 cooperation fast, and avoid interfering to lead to being difficult to align.
In order to realize the linkage between the toggle button 4 and the lock rod 3, the top wall of the second lock seat 2 is provided with a first sliding groove 23 for the toggle button 4 to slide back and forth, the bottom of the toggle button 4 is provided with a downwardly extending clamping pin 41, and correspondingly, the lock rod 3 is provided with a bayonet 31 for the clamping pin 41 to be clamped therein. The toggle button 4 itself can be constrained on the second lock seat 2 through the matching structure of the buckle and the clamping groove.
The second lock seat 2 is provided with a second sliding groove 24 extending vertically, the first connecting rod 5 can be constrained in the second sliding groove 24 in a vertically moving mode, the upper end of the first connecting rod is provided with a top column 51 extending into the first sliding groove 23, and correspondingly, the bottom wall of the toggle button 4 is provided with a socket 42 which can be matched with the top column 51 in an inserted manner. The above structure facilitates the installation of the first link 5 and allows the up and down movement thereof. The second connecting rod 6 is a horizontal L-shaped structure, the end part of the vertical part of the L-shaped structure is provided with a shaft hole 61, correspondingly, the side part of the lower end of the first connecting rod 5 is provided with a connecting shaft 52 which is in running fit with the shaft hole 61, the middle part of the L-shaped structure is in running fit with the second lock base 2, and the horizontal part of the L-shaped structure is abutted against the button 4. The structure is convenient for realizing the linkage between the second connecting rod 6 and the first connecting rod 5 as well as the button 4. In order to facilitate connection, the middle of the second connecting rod 6 is provided with a connecting hole 62, correspondingly, the second lock base 2 is provided with a rotating shaft 25 which can be in rotating fit with the connecting hole 62, the second elastic element 20 is a torsion spring which is sleeved on the rotating shaft 25, a first end of the torsion spring is abutted against the inner bottom wall of the second lock base 2, and a second end of the torsion spring is abutted against the upper side of the transverse part of the L-shaped structure.
The guardrail with the two locks in the embodiment comprises a vertical rod 8, a cross rod 9 and a fence 100, wherein the top edge of the fence 100 is sleeved on the cross rod 9, and the first vertical edge of the fence 100 is sleeved on the vertical rod 8. The bottom of the assembling portion 12 of the first lock seat 1 is provided with an inserting opening 122, and the upper end of the vertical rod 8 is inserted into the inserting opening 122. The first end of the second lock seat 2 is hinged with the end part of the cross rod 9, and the second end is provided with a through hole 26 which is vertically penetrated and sleeved on the periphery of the vertical rod 8.
The second lock base 2 of the present embodiment may be provided with a protective cover plate on the outer periphery thereof to protect each functional component and maintain the appearance. The lock rod 3 can also restrain the lock rod 3 on the second lock seat through a shaft arranged at the rear end in the radial direction and a long hole on the second lock seat so as to prevent the lock rod 3 from being separated from the second lock seat.
When the guardrail of the embodiment is used, when the guardrail needs to be opened, the button 7 is pressed first, the second connecting rod 6 is driven to rotate and the first connecting rod 5 moves downwards by overcoming the elastic force of the second elastic part 20, so that the limit of the toggle button 4 is cancelled, the toggle button 4 is pushed by hand to enable the lock rod 3 to retract into the second lock seat 2 by overcoming the elastic force of the first elastic part 10, at the moment, the second lock is in an unlocking state, the second lock seat 2, the cross rod 9 and the rail 100 slide downwards relative to the vertical rod 8, and the guardrail can be opened; when the guardrail needs to be closed, the second lock seat 2, the cross rod 9 and the fence 100 slide upwards to the top relative to the vertical rod 8, the lock rod 3 resets under the action of the first elastic piece 10 and is inserted into the lock opening 11 to realize locking under the condition that the button 7 and the toggle button 4 are not subjected to external force, meanwhile, the first connecting rod 5 and the second connecting rod 6 reset under the action of the second elastic piece 20, and the upper end of the first connecting rod 5 still limits the position of the toggle button 4 and the second connecting rod 6 still supports against the button 7.
Claims (9)
1. The utility model provides a two locks, includes first lock seat, second lock seat and locking lever, the locking lever can locate on the second lock seat telescopically, it has can be rather than grafting complex fore shaft, its characterized in that under the locking lever extended state to open on the first lock seat: the first lock base is provided with a transversely arranged assembling portion, the second lock base is arranged on the side of the assembling portion, a notch for the assembling portion to be placed in is formed in the top of the second lock base, an opening for the lock rod to stretch out is formed in the inner wall of the notch, and accordingly the lock opening is formed in the outer side wall, corresponding to the notch, of the assembling portion.
2. The secondary lock of claim 1, wherein: also comprises
The shifting button is arranged on the upper part of the second lock seat in a reciprocating manner, is connected with the lock rod and is used for driving the lock rod to stretch;
the first elastic piece is arranged on the second lock seat and enables the toggle button to always keep the trend of pushing the lock rod to extend outwards;
the first connecting rod is arranged on the second lock seat in a vertically movable mode and can move upwards to limit the position of the shifting button and move downwards to cancel the limitation of the position of the shifting button;
the second connecting rod can be rotatably arranged in the second lock seat, and the first end of the second connecting rod is rotatably connected with the lower end of the first connecting rod;
the button is arranged on the side wall of the second lock seat in a vertically movable mode, and the top of the button is abutted against the second end of the second connecting rod; and
and the second elastic piece is arranged on the second lock seat and used for enabling the second connecting rod to rotate so as to keep the trend of pressing the button downwards.
3. The secondary lock of claim 2, wherein: the outer end wall of the assembling portion is formed into a first arc surface which is inclined from top to bottom gradually towards the direction far away from the lock rod, correspondingly, the corresponding inner side wall of the notch is formed into a second arc surface which can be matched with the first arc surface, the lock opening is formed in the first arc surface, and the opening is formed in the second arc surface.
4. The secondary lock of claim 3, wherein: the second lock seat is internally provided with a containing groove used for containing the lock rod, the containing groove is arranged from the opening to the inside in a gradually downward inclined mode, and the first elastic piece is arranged in the containing groove.
5. A secondary lock as claimed in any one of claims 2 to 4, wherein: the top wall of the second lock seat is provided with a first sliding groove for the shifting button to slide back and forth, the bottom of the shifting button is provided with a clamping pin extending downwards, and correspondingly, the lock rod is provided with a bayonet for the clamping pin to be clamped into.
6. The secondary lock of claim 5, wherein: the second lock seat is provided with a vertically extending second sliding groove, the first connecting rod can be constrained in the second sliding groove in a vertically moving mode, the upper end of the first connecting rod is provided with a jack post extending into the first sliding groove, and correspondingly, the bottom wall of the shifting button is provided with a socket which can be in plug-in fit with the jack post.
7. A secondary lock as claimed in any one of claims 2 to 4, wherein: the second connecting rod is of a transverse L-shaped structure, a shaft hole is formed in the end portion of the vertical portion of the L-shaped structure, correspondingly, a connecting shaft in running fit with the shaft hole is arranged on the side portion of the lower end of the first connecting rod, the middle portion of the L-shaped structure is connected to the second lock seat in a rotating mode, and the transverse portion of the L-shaped structure abuts against the button.
8. The secondary lock of claim 7, wherein: the middle part of the second connecting rod is provided with a connecting hole, correspondingly, the second lock seat is provided with a rotating shaft which can be in running fit with the connecting hole, the second elastic part is a torsion spring which is sleeved on the rotating shaft, the first end of the torsion spring is abutted against the inner bottom wall of the second lock seat, and the second end of the torsion spring is abutted against the upper side of the transverse part of the L-shaped structure.
9. A guardrail with the secondary lock of any one of claims 1-8 applied thereto, comprising a vertical rod, a cross rod and a fence, wherein the top edge of the fence is sleeved on the cross rod, and the first vertical edge of the fence is sleeved on the vertical rod, characterized in that: the bottom of the first lock seat assembling portion is provided with a plug-in port, the upper end of the vertical rod is inserted into the plug-in port, the first end of the second lock seat is connected with the end of the transverse rod, and the second end of the second lock seat is provided with a through hole which is vertically communicated and sleeved on the periphery of the vertical rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022230443.3U CN213721028U (en) | 2020-09-30 | 2020-09-30 | Two locks and applied guardrail that has these two locks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022230443.3U CN213721028U (en) | 2020-09-30 | 2020-09-30 | Two locks and applied guardrail that has these two locks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213721028U true CN213721028U (en) | 2021-07-20 |
Family
ID=76848036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022230443.3U Active CN213721028U (en) | 2020-09-30 | 2020-09-30 | Two locks and applied guardrail that has these two locks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213721028U (en) |
-
2020
- 2020-09-30 CN CN202022230443.3U patent/CN213721028U/en active Active
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