CN209924613U - Door handle safety lock - Google Patents
Door handle safety lock Download PDFInfo
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- CN209924613U CN209924613U CN201920648324.4U CN201920648324U CN209924613U CN 209924613 U CN209924613 U CN 209924613U CN 201920648324 U CN201920648324 U CN 201920648324U CN 209924613 U CN209924613 U CN 209924613U
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Abstract
The utility model discloses a door handle safety lock mainly relates to safety lock technical field. The method comprises the following steps: the outer wall of one end of the button is provided with a blocking rib; the button comprises a base, wherein the top of the base is provided with an inserting part, the inserting part is provided with a first mounting hole matched with the button, and the inner wall of the first mounting hole is provided with a first sliding groove; the limiting support arm is provided with an insertion groove matched with the insertion part at one end close to the base, a second mounting hole matched with the button is formed in the outer wall of one end close to the base, and a second sliding groove is formed in the inner wall of the second mounting hole; and the spring is arranged between the button and the bottom of the second mounting hole. The beneficial effects of the utility model reside in that: the novel door lock can lock the door lock handle, can prevent infants from opening room doors, entrance doors and the like, can reduce potential risks, and has the characteristics of low cost, simple assembly process, high reliability, quickness in installation and convenience in use.
Description
Technical Field
The utility model relates to a safety lock technical field specifically is door handle safety lock.
Background
At present, most of lock on the market all are the unilateral centrifugal opening, rotate the lock handle and can open the door, it is convenient for use promptly, nevertheless to the infant at home, with regard to having potential danger, along with infant's growth, it is also stronger and stronger to this world's curiosity, the infant often can open the door and leave the sight of adult in the life, for preventing that the infant from opening room door at home without permission, entrance door etc. need use the lock of door handle to protect, and current all kinds of children's lock on the market have the problem that the structure is complicated, spare part is too much, the cost is higher mostly.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the problem that exists among the prior art, provide a simple structure, convenient operation's door handle safety lock, it can pin the lock handle, can prevent that the infant from opening room door, entrance door etc. can reduce potential danger, has characteristics with low costs, assembly process is simple, the reliability is high, the installation is swift, convenient to use.
The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:
door handle safety lock, comprising:
the outer wall of one end of the button is provided with a blocking rib;
the top of the base is provided with an inserting part, the inserting part is provided with a first mounting hole matched with the button, and the inner wall of the first mounting hole is provided with a first sliding groove matched with the blocking rib;
the limiting support arm is provided with an inserting groove matched with the inserting part at one end close to the base, a second mounting hole matched with the button is formed in the outer wall of one end of the limiting support arm close to the base, the second mounting hole is communicated with the inserting groove, the central line of the second mounting hole is overlapped with the central line of the first mounting hole, and a second sliding groove matched with the blocking rib is formed in the inner wall of the second mounting hole;
the spring is arranged between the button and the bottom of the second mounting hole;
when the button is not pressed, one part of the blocking rib is positioned in the first sliding groove, and the other part of the blocking rib is positioned in the second sliding groove.
The limiting support arm is formed by combining a first support unit and a second support unit, one side, far away from the second support unit, of the first support unit is a flat support surface, and the insertion groove is located on one side of the end portion of the second support unit.
The first supporting unit and the second supporting unit are both cover bodies provided with cavities.
The first supporting unit is provided with an inserting column, and the second supporting unit is provided with an inserting hole matched with the inserting column.
The bottom of the base is provided with a non-setting adhesive, and the base is fixed on the door body through the non-setting adhesive.
The outer wall of the button is provided with an elastic buckle, and the inner wall of the second mounting hole is provided with a clamping groove matched with the elastic buckle.
One end of the button is provided with an accommodating installation cavity matched with the spring.
Keep off the muscle and include that a first fender muscle and a plurality of second keep off the muscle, the width that first fender muscle is greater than the second and keeps off the width of muscle, the quantity of first spout, second spout all is the same with the quantity that keeps off the muscle, a plurality of including the third in the first spout that suits with first fender muscle, adjacent distance between the third spout corresponds the quarter circumference of first mounting hole, a plurality of including the fourth spout that suits with first fender muscle in the second spout.
The number of the inserting parts is two.
The outer wall of the end, close to the blocking rib, of the button is provided with a boss, and the inner wall of the first mounting hole is provided with a plurality of grooves matched with the boss in an array mode.
Contrast prior art, the beneficial effects of the utility model reside in that:
the utility model discloses a base is fixed on the door body, will the utility model discloses install in door lock handle department, the button is inserted in second mounting hole, first mounting hole, when the button is not pressed, the utility model discloses be in the state of locking, one of them part of fender muscle is located first spout, and another part is located the second spout, can prevent that spacing support arm from rotating, can lock spacing support arm on the base, and spacing support arm provides spacing support for the door lock handle, can be spacing to the door lock handle, prevents that the door lock handle from rotating, and then hinders opening of lock; the button is pressed, the spring shrinks, the blocking rib completely enters the first chute or completely enters the second chute, at the moment, the utility model is in an unlocking state, the limit support arm can rotate around the button, the limit support arm can be shifted to a state of being away from the door lock handle, the limit state of the door lock handle is released, the door lock can be opened smoothly, for the door lock which can be opened in a bidirectional centrifugal way, the utility model is arranged on the upper side and the lower side of the door lock handle for limiting, the door lock handle can be locked, the door lock can be prevented from being opened accidentally, and the door lock can be operated by one hand, the utility model is convenient to use, the locking of the door lock handle can be completed by the matching of the spring, the blocking rib and the two chutes, the structure is simple, the cost is low, the reliability is high, the door lock handle can be locked, the children can be prevented from opening the room door, the assembling process is simple, the installation is rapid, and the use is convenient.
Drawings
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is one of the exploded views of the present invention;
FIG. 3 is a second exploded view of the present invention;
FIG. 4 is a schematic view of the button construction;
FIG. 5 is a schematic view of the base;
FIG. 6 is a schematic structural view of a spacing support arm;
fig. 7 is a schematic diagram of the locking state of the present invention;
fig. 8 is a schematic view of the unlocking state of the present invention;
FIG. 9 is a schematic view of a door lock handle in a locked state;
FIG. 10 is a top view of FIG. 9;
FIG. 11 is a schematic view showing a state where a handle of the door lock is unlocked;
FIG. 12 is a top view of FIG. 11;
FIG. 13 is a schematic view of the door lock in an open position;
FIG. 14 is a schematic view showing the structure of a push button in embodiment 3;
FIG. 15 is a schematic view showing the construction of a base in embodiment 3;
FIG. 16 is a schematic structural view of a check support arm in example 3;
FIG. 17 is a schematic view of the structure of a boss in example 3;
FIG. 18 is a schematic view showing the structure of a groove in example 3.
The reference numbers in the drawings: 1. a button; 11. blocking ribs; 111. a first barrier rib; 112. a second rib; 12. snapping; 13. an accommodating mounting cavity; 14. a boss; 2. a base; 21. a plug-in part; 22. a first mounting hole; 221. a groove; 23. a first chute; 231. a third chute; 24. adhesive sticker; 3. a limiting supporting arm; 31. inserting grooves; 32. a second mounting hole; 33. a second chute; 331. a fourth chute; 34. a first supporting unit; 35. a second supporting unit; 36. inserting the column; 37. inserting holes; 38. a card slot; 4. a spring; 5. a door lock handle.
Detailed Description
The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.
Door handle safety lock, include:
the button comprises a button 1, wherein a blocking rib 11 is arranged on the outer wall of one end of the button 1, and the blocking rib 11 is arranged along the length direction of the button 1;
the base 2, the base 2 is used for fixing the utility model on the door body, the top of the base 2 is provided with an inserting part 21, the inserting part 21 is provided with a first mounting hole 22 adapted to the button 1, the inner wall of the first mounting hole 22 is provided with a first chute 23 adapted to the blocking rib 11, the blocking rib 11 can slide in the first chute 23, the button 1 can be inserted into the first mounting hole 22, and the button 1 can slide in the first mounting hole 22;
the limiting support arm 3 is used for limiting the door lock handle 5 and blocking the door lock handle 5 from rotating, the door lock handle 5 is locked, an inserting groove 31 matched with the inserting portion 21 is formed in one end, close to the base 2, of the limiting support arm 3, a second installation hole 32 matched with the button 1 is formed in the outer wall of one end, close to the base 2, of the limiting support arm 3, the second installation hole 32 is communicated with the inserting groove 31, the central line of the second installation hole 32 is overlapped with the central line of the first installation hole 22, a second sliding groove 33 matched with the blocking rib 11 is formed in the inner wall of the second installation hole 32, the blocking rib 11 can slide in the second sliding groove 33, the button 1 can be inserted into the second installation hole 32, and the button 1 can slide in the second installation hole 32;
the spring 4 is installed between the button 1 and the bottom of the second installation hole 32; the spring 4 gives an outward pushing force to the button 1, and when the button 1 is not pressed, one part of the stop rib 11 is positioned in the first sliding groove 23, and the other part is positioned in the second sliding groove 33.
The utility model discloses a base 2 is fixed on the door body, and base 2 is installed in door lock handle 5 department of the door body, and button 1 inserts in second mounting hole 32, first mounting hole 22, and when button 1 was not pressed, the utility model discloses be in the state of locking, one part of fender muscle 11 is located first spout 23, and another part is located second spout 33, can hinder spacing support arm 3 to rotate, locks spacing support arm 3 on base 2, and spacing support arm 3 provides spacing support for door lock handle 5, can be spacing to door lock handle 5, prevents that door lock handle 5 from rotating, and then hinders opening of door lock 5; when the button 1 is pressed, the spring 4 contracts, the blocking rib 11 completely enters the first chute 23 or completely enters the second chute 33, at this time, the utility model is in an unlocking state, the limit support arm 3 can rotate around the button, the limit support arm 3 is pulled away from the door lock handle 5, the limit state of the door lock handle 5 can be relieved, the door lock can be opened smoothly, for the door lock which can be opened by bidirectional centrifugation, the utility model is arranged on the upper side and the lower side of the door lock handle 5 for limiting, the door lock handle 5 can be locked, the door lock can be prevented from being opened accidentally, and the utility model can be operated by one hand, the use is convenient, the utility model can complete the locking of the door lock handle through the matching of the spring 4, the blocking rib 11 and the two chutes, the structure is simple, the cost is low, the reliability is high, the door lock handle can be locked, the opening of a room door, an entrance door and the, the novel safety device can reduce potential danger and has the characteristics of simple assembly process, quickness in installation and convenience in use.
In order to facilitate the manufacturing of the limit support arm, the limit support arm 3 is formed by combining a first support unit 34 and a second support unit 35, one side of the first support unit 34, which is far away from the second support unit 35, is a flat support surface, the flat support surface can provide stable support for the door lock handle 5, the insertion groove 31 is located on one side of the end part of the second support unit 35, so that the processing of the insertion groove 31 can be facilitated, and the manufacturing of the limit support arm is facilitated.
In order to reduce the manufacturing cost of the limiting support arm, the first support unit 34 and the second support unit 35 are both cover bodies provided with cavities, so that the manufacturing materials of the limiting support arm can be reduced, and the manufacturing cost of the limiting support arm can be reduced.
In order to facilitate the assembly of the limiting support arm, the first support unit 34 is provided with the insertion column 36, the second support unit 35 is provided with the insertion hole 37 corresponding to the insertion column 36, the insertion column 36 on the first support unit 34 is aligned with the insertion hole 37 on the second support unit 35, the first support unit 34 and the second support unit 35 are buckled, the first support unit 34 and the second support unit 35 are welded together, the assembly of the limiting support arm is completed, and the first support unit 34 and the second support unit 35 can be prevented from being assembled in an inclined mode.
For the convenience of the utility model discloses a fixed, the bottom of base 2 is equipped with non-setting adhesive 24, base 2 passes through non-setting adhesive 24 to be fixed on the door body, can avoid destroying the door body, is convenient for the utility model discloses a fixed.
In order to facilitate the installation of button, be equipped with the bullet on the outer wall of button 1 and detain 12, be equipped with the draw-in groove 38 that suits with bullet knot 12 on the inner wall of second mounting hole 32, insert second mounting hole 32 with button 1, through the cooperation between bullet knot 12 and the draw-in groove 38 with button 1 lock in second mounting hole 32, prevent that button 1 from droing, equipment convenient and fast.
In order to reduce the utility model discloses a volume, the one end of button 1 is equipped with the installation cavity 13 that holds that suits with spring 4, and spring 4's partly is located and holds installation cavity 13, can reduce the utility model discloses a volume.
In order to avoid accidental lock, the blocking rib 11 comprises a first blocking rib 111 and a plurality of second blocking ribs 112, the width of the first blocking rib 111 is greater than that of the second blocking rib 112, the number of the first sliding grooves 23 and the number of the second sliding grooves 33 are the same as that of the blocking ribs 11, the plurality of first sliding grooves 23 include three third sliding grooves 231 corresponding to the first blocking rib 111, the distance between the adjacent third sliding grooves 231 corresponds to a quarter of the circumference of the first mounting hole 22, the plurality of second sliding grooves 33 include a fourth sliding groove 331 corresponding to the first blocking rib 111, and only when the first blocking rib 111 enters the fourth sliding groove 331 and one of the third sliding grooves 231 at the same time, the safety lock is in a locking state and can perform 90-degree positioning, the purpose of this design is to avoid this safety lock unexpected lock that falls, leads to child's being locked in the room by the contrary.
In order to be suitable for the door lock opened in the bidirectional centrifugal mode, the number of the inserting parts 21 is two, each inserting part 21 is provided with the limiting supporting arms 3 and the buttons 1, one limiting supporting arm 3 is located on the upper side of the door lock handle 5, the other limiting supporting arm is located on the lower side of the door lock handle 5, the door lock handle 5 can be prevented from rotating, and the door lock opened in the bidirectional centrifugal mode can be locked.
In order to increase the hand feeling of use, the outer wall of the end, close to the blocking rib 11, of the button 1 is provided with a boss 14, the inner wall of the first mounting hole 22 is provided with a plurality of grooves 221 matched with the boss 14 in an array mode, the boss 14 is matched with the grooves 221, positioning during rotation transition can be carried out, and rotating hand feeling is increased.
Example (b):
example 1: door handle safety lock, include:
Be equipped with the bullet on the outer wall of button 1 and detain 12, be equipped with the draw-in groove 38 that suits with bullet knot 12 on the inner wall of second mounting hole 32, insert second mounting hole 32 with button 1, through the cooperation between bullet knot 12 and the draw-in groove 38 with button 1 lock in second mounting hole 32, prevent that button 1 from droing, equipment convenient and fast.
Spacing support arm 3, spacing support arm 3 provides spacingly for lock handle 5 for hinder lock handle 5's rotation, die lock handle 5, the one end that spacing support arm 3 is close to base 2 is equipped with the inserting groove 31 that suits with grafting portion 21, be equipped with the second mounting hole 32 that suits with button 1 on the outer wall of spacing support arm 3 near the one end of base 2, second mounting hole 32 and inserting groove 31 intercommunication, the central line of second mounting hole 32 and the coincidence of the central line of first mounting hole 22 are equipped with the second spout 33 that suits with fender muscle 11 on the inner wall of second mounting hole 32, keep off muscle 11 and can slide in second spout 33, and button 1 can insert in second mounting hole 32, and button 1 can slide in second mounting hole 32. The inserting groove 31 divides the second mounting hole 32 into a left portion and a right portion, and also divides the second sliding groove 33 into a left portion and a right portion, and the length of the left portion of the second sliding groove 33 should be larger than that of the blocking rib 11, so that when the button 1 is pressed, the blocking rib 11 completely enters the left portion of the second sliding groove 33. Spacing support arm 3 is formed by first supporting element 34 and the combination of second supporting element 35, one side that second supporting element 35 was kept away from to first supporting element 34 is flat holding surface, and flat holding surface can provide stable support for door lock handle 5, inserting groove 31 is located one side of the tip of second supporting element 35, can be convenient for inserting groove 31's processing, the manufacturing of the spacing support arm of being convenient for. Furthermore, the first supporting unit 34 and the second supporting unit 35 are both covers with cavities, so that the manufacturing materials of the limiting supporting arm can be reduced, and the manufacturing cost of the limiting supporting arm can be reduced. Preferably, the first supporting unit 34 is provided with an inserting column 36, the second supporting unit 35 is provided with an inserting hole 37 corresponding to the inserting column 36, the inserting column 36 on the first supporting unit 34 is aligned with the inserting hole 37 on the second supporting unit 35, the first supporting unit 34 and the second supporting unit 35 are buckled, and the two are welded together, so that the assembly of the limiting supporting arm is completed, and the first supporting unit 34 and the second supporting unit 35 can be prevented from being installed in an inclined manner.
The utility model discloses an assembly method and step are as follows:
step 1: assembling the limiting support arm 3, buckling the first support unit 34 and the second support unit 35 together, and welding the first support unit 34 and the second support unit 35 together by using ultrasonic welding equipment to form the limiting support arm 3 (the first support unit 34 and the second support unit 35 can also be fixed together by using screws and glue);
step 2: the spring 4 is clamped into the button 1 to complete the assembly of the button 1;
and step 3: inserting the inserting part 21 on the base 2 into the inserting groove 31 of the limiting supporting arm 3;
and 4, step 4: the button 1 is axially pushed into a second mounting hole 32 on the limiting support arm 3, the button 1 sequentially passes through the right part of the second mounting hole 32, the first mounting hole 22 and the left part of the second mounting hole 32, and the button 1 is locked in the second mounting hole 32 through the matching between the elastic buckle 12 and the clamping groove 38;
and 5: the adhesive sticker 24 is attached to the bottom of the base 2.
The utility model discloses a base 2 is fixed on the door body, and base 2 is installed in door lock handle 5 department of the door body, and button 1 inserts in second mounting hole 32, first mounting hole 22, and when button 1 was not pressed, the utility model discloses be in the state of locking, one part of fender muscle 11 is located first spout 23, and another part is located second spout 33, can hinder spacing support arm 3 to rotate, locks spacing support arm 3 on base 2, and spacing support arm 3 provides spacing support for door lock handle 5, can be spacing to door lock handle 5, prevents that door lock handle 5 from rotating, and then hinders opening of door lock 5; the button 1 is pressed, the spring 4 contracts, the blocking rib 11 completely enters the left part of the second chute 33, at this moment, the utility model is in an unlocking state, the limit support arm 3 can rotate around the button, the limit support arm 3 is pulled away from the door lock handle 5, the limit state of the door lock handle 5 can be relieved, the door lock can be opened smoothly, for the door lock which can be opened by two-way centrifugation, the utility model is arranged on the upper and lower sides of the door lock handle 5 for limiting, the door lock handle 5 can be locked, the door lock can be prevented from being opened accidentally, and the door lock can be operated by one hand, the use is convenient, the utility model can complete the locking of the door lock handle through the matching of the spring 4, the blocking rib 11 and the two chutes, the structure is simple, the cost is low, the reliability is high, the door lock handle can be locked, the children can be prevented from opening the room door, the entrance door and, the assembling process is simple, the installation is rapid, and the use is convenient.
Example 2: except the number of the inserting parts 21, the present embodiment is the same as embodiment 1, and in order to be suitable for the door lock opened by bidirectional centrifugation, the number of the inserting parts 21 is two, each inserting part 21 is provided with the limiting support arm 3 and the button 1, one of the limiting support arms 3 is positioned at the upper side of the door lock handle 5, and the other one is positioned at the lower side of the door lock handle 5, so that the door lock opened by bidirectional centrifugation can be prevented from rotating 5, and the door lock opened by bidirectional centrifugation can be locked.
Example 3: on the basis of embodiment 1, the blocking rib 11 is divided into two blocking ribs with different sizes, the blocking rib 11 includes a first blocking rib 111 and a plurality of second blocking ribs 112, the width of the first blocking rib 111 is greater than the width of the second blocking rib 112, the number of the first chutes 23 and the number of the second chutes 33 are both the same as the number of the blocking rib 11, the plurality of first chutes 23 include three third chutes 231 adapted to the first blocking rib 111, the distance between adjacent third chutes 231 corresponds to a quarter of the circumference of the first mounting hole 22, the plurality of second chutes 33 include a fourth chute 331 adapted to the first blocking rib 111, and only when the first blocking rib 111 enters the fourth chute 331 and one of the third chutes 231 at the same time, the present lock is in a locking state, and only 90-degree positioning can be performed, which is designed for avoiding accidental falling of the present lock, resulting in the child being locked back inside the room. Meanwhile, a boss 14 can be arranged on the outer wall of one end, close to the blocking rib 11, of the button 1, a plurality of grooves 221 which are matched with the boss 14 are formed in the inner wall of the first mounting hole 22 in an array mode, the boss 14 is matched with the grooves 221, positioning during rotation transition can be conducted, and rotating handfeel is improved.
Claims (10)
1. Door handle safety lock, characterized in that, includes:
the button comprises a button (1), wherein a blocking rib (11) is arranged on the outer wall of one end of the button (1);
the button comprises a base (2), wherein the top of the base (2) is provided with an inserting part (21), the inserting part (21) is provided with a first mounting hole (22) matched with the button (1), and the inner wall of the first mounting hole (22) is provided with a first sliding groove (23) matched with a blocking rib (11);
the limiting support arm (3), one end of the limiting support arm (3) close to the base (2) is provided with an insertion groove (31) matched with the insertion part (21), the outer wall of one end of the limiting support arm (3) close to the base (2) is provided with a second mounting hole (32) matched with the button (1), the second mounting hole (32) is communicated with the insertion groove (31), the central line of the second mounting hole (32) is overlapped with the central line of the first mounting hole (22), and the inner wall of the second mounting hole (32) is provided with a second sliding groove (33) matched with the blocking rib (11);
the spring (4), the said spring (4) is mounted between button (1) and hole bottom of the second mounting hole (32);
when the button (1) is not pressed, one part of the blocking rib (11) is positioned in the first sliding groove (23), and the other part of the blocking rib is positioned in the second sliding groove (33).
2. A door handle safety lock according to claim 1, wherein: the limiting support arm (3) is formed by combining a first support unit (34) and a second support unit (35), one side, far away from the second support unit (35), of the first support unit (34) is a flat support surface, and the insertion groove (31) is located on one side of the end portion of the second support unit (35).
3. A door handle safety lock according to claim 2, wherein: the first supporting unit (34) and the second supporting unit (35) are both cover bodies provided with cavities.
4. A door handle safety lock according to claim 2 or 3, wherein: the first supporting unit (34) is provided with an inserting column (36), and the second supporting unit (35) is provided with an inserting hole (37) matched with the inserting column (36).
5. A door handle safety lock according to claim 1, wherein: the bottom of the base (2) is provided with a non-setting adhesive (24), and the base (2) is fixed on the door body through the non-setting adhesive (24).
6. A door handle safety lock according to claim 1, wherein: the button is characterized in that an elastic buckle (12) is arranged on the outer wall of the button (1), and a clamping groove (38) matched with the elastic buckle (12) is formed in the inner wall of the second mounting hole (32).
7. A door handle safety lock according to claim 1, wherein: one end of the button (1) is provided with an accommodating and mounting cavity (13) which is matched with the spring (4).
8. A door handle safety lock according to claim 1, wherein: keep off muscle (11) including a first fender muscle (111) and a plurality of second fender muscle (112), the width that first fender muscle (111) is greater than the second and keeps off the width of muscle (112), the quantity of first spout (23), the quantity of second spout (33) all are the same with the quantity that keeps off muscle (11), a plurality of including three third spout (231) that suit with first fender muscle (111) in first spout (23), adjacent distance between third spout (231) corresponds the quarter circumference of first mounting hole (22), a plurality of in second spout (33) including a fourth spout (331) that suit with first fender muscle (111).
9. A door handle safety lock according to claim 1, wherein: the number of the insertion parts (21) is two.
10. A door handle safety lock according to claim 1, wherein: the outer wall of the end, close to the blocking rib (11), of the button (1) is provided with a boss (14), and the inner wall of the first mounting hole (22) is provided with a plurality of grooves (221) matched with the boss (14) in an array mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920648324.4U CN209924613U (en) | 2019-05-08 | 2019-05-08 | Door handle safety lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920648324.4U CN209924613U (en) | 2019-05-08 | 2019-05-08 | Door handle safety lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209924613U true CN209924613U (en) | 2020-01-10 |
Family
ID=69090065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920648324.4U Active CN209924613U (en) | 2019-05-08 | 2019-05-08 | Door handle safety lock |
Country Status (1)
| Country | Link |
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| CN (1) | CN209924613U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109930904A (en) * | 2019-05-08 | 2019-06-25 | 宁波菲比儿童防护用品有限公司 | Door handle safety lock |
| US11649654B2 (en) | 2020-10-12 | 2023-05-16 | Cytiva Us Llc | Tank with door locking mechanism |
-
2019
- 2019-05-08 CN CN201920648324.4U patent/CN209924613U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109930904A (en) * | 2019-05-08 | 2019-06-25 | 宁波菲比儿童防护用品有限公司 | Door handle safety lock |
| CN109930904B (en) * | 2019-05-08 | 2023-12-19 | 宁波菲比儿童防护用品有限公司 | door handle safety lock |
| US11649654B2 (en) | 2020-10-12 | 2023-05-16 | Cytiva Us Llc | Tank with door locking mechanism |
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