CN219506652U - Material box and box cover knob unlocking mechanism thereof - Google Patents
Material box and box cover knob unlocking mechanism thereof Download PDFInfo
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- CN219506652U CN219506652U CN202320617793.6U CN202320617793U CN219506652U CN 219506652 U CN219506652 U CN 219506652U CN 202320617793 U CN202320617793 U CN 202320617793U CN 219506652 U CN219506652 U CN 219506652U
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Abstract
The utility model relates to the technical field of material boxes, in particular to a material box and a box cover knob unlocking mechanism thereof, wherein the box cover knob unlocking mechanism is rotatably arranged on a knob on a box cover, and the knob is used for locking the box cover when rotating to a first position and unlocking the box cover when rotating to a second position; the number of the knobs is two and is arranged at intervals; the box cover knob unlocking mechanism comprises a first connecting rod, a second connecting rod, a third connecting rod and a first driving mechanism, one end of the first connecting rod is fixedly connected with one knob in the circumferential direction, one end of the second connecting rod is fixedly connected with the other knob in the circumferential direction, and the other ends of the first connecting rod and the second connecting rod are both rotatably connected with the third connecting rod; the first driving mechanism is used for driving the first connecting rod and the second connecting rod to swing through driving the third connecting rod, so that the two knobs synchronously rotate to the first position or the second position. According to the technical scheme of the utility model, the cost of screwing each knob can be reduced, and multi-lock parallel unlocking is realized by adopting a linkage mode.
Description
Technical Field
The utility model relates to the technical field of material boxes, in particular to a material box and a box cover knob unlocking mechanism thereof.
Background
The existing material box is provided with a box body and a box cover, wherein a rotary knob is arranged on the box cover, and the rotary knob can be clamped with the box body when rotated to a first position so as to lock the box cover on the box body, so that the box cover and the box body are kept closed; the knob can unlock the box cover when rotated to the second position, and the box cover can be opened at the moment.
In the conventional rotary cover opening mode of the material box, a plurality of modes are realized, and the general rotation angle is 90 degrees, so that the rotary cover is opened by rotating the knob through driving the knob by rotating the cylinder in the conventional opening mode. In order to improve the locking stability, two knobs are generally arranged on the box cover. Each knob is provided with a single rotary cylinder, which results in high cost, and improvement for such a situation is highly demanded.
Disclosure of Invention
In view of the above, the utility model provides a cartridge and a knob unlocking mechanism for a cartridge cover, which mainly solves the technical problems that: how to reduce the cost of screwing each knob.
In order to achieve the above purpose, the present utility model mainly provides the following technical solutions:
in a first aspect, embodiments of the present utility model provide a lid knob unlocking mechanism, a knob rotatably disposed on a lid, the knob configured to lock the lid when rotated to a first position and unlock the lid when rotated to a second position; the number of the knobs is two and the knobs are arranged at intervals;
the box cover knob unlocking mechanism comprises a first connecting rod, a second connecting rod, a third connecting rod and a first driving mechanism, one end of the first connecting rod is fixedly connected with one knob in the circumferential direction, one end of the second connecting rod is fixedly connected with the other knob in the circumferential direction, and the other ends of the first connecting rod and the second connecting rod are both rotatably connected with the third connecting rod;
the first driving mechanism is used for driving the first connecting rod and the second connecting rod to swing through driving the third connecting rod, so that the two knobs synchronously rotate to a first position or a second position.
In some embodiments, the first driving mechanism comprises a first driving cylinder and a fourth connecting rod, one end of the fourth connecting rod is rotationally connected with an output shaft of the first driving cylinder, the other end of the fourth connecting rod is rotationally connected with a third connecting rod, and the first driving mechanism drives the fourth connecting rod to move through the first driving cylinder so that the fourth connecting rod drives the third connecting rod to drive the first connecting rod and the second connecting rod to swing.
In some embodiments, at least one of the rotational joints is provided with a rotational connection;
the rotary connecting structure comprises a bearing and a screw piece rotatably sleeved in the bearing, wherein the bearing is used for being installed on one of the two rotary connecting pieces, and the screw piece is used for being screwed and fixed on the other rotary connecting piece.
In some embodiments, each knob comprises a bottom rod and a connecting rod arranged in the middle of the bottom rod, the bottom rod and the connecting rod are both T-shaped, and each knob is rotationally connected with the box cover through the respective connecting rod;
wherein, each knob is also inserted and fixed on the corresponding connecting rod through the respective connecting rod.
In some embodiments, the connecting rod of each knob is rotatably connected to the cap via a bearing member.
In a second aspect, embodiments of the present utility model also provide a cartridge that may include any of the above-described cartridge cover knob unlocking mechanisms.
In some embodiments, the lid knob unlocking mechanism is disposed on the lid;
the material box further comprises a second driving mechanism, wherein the second driving mechanism is used for driving the box cover to be relatively far away from the box body when the knob unlocks the box cover, so that the box cover can be opened; or the box cover is driven to be relatively close to the box body, so that the box cover closes the box body.
In some embodiments, the cartridge further comprises a frame;
the second driving mechanism comprises a second driving cylinder, a U-shaped frame and a guide rail, wherein the U-shaped frame is provided with a supporting rod, a first supporting arm and a second supporting arm which are arranged on the supporting rod, the U-shaped frame is connected with the box cover through the first supporting arm and the second supporting arm, and the U-shaped frame is connected with the output end of the second driving cylinder through the middle part of the supporting rod; the support rod is also connected with the frame through a guide rail.
By means of the technical scheme, the material box and the box cover knob unlocking mechanism of the material box have the following beneficial effects:
1. compared with the prior art that each knob needs to be provided with a driving mechanism to drive locking or unlocking, the technical scheme of the utility model can realize synchronous locking or unlocking of two knobs by only providing one driving mechanism, thereby at least saving one driving mechanism and having the advantage of reducing cost;
2. through parallel four-bar linkage, realize the rotatory power that goes out of multiple spot position, use cylinder swing arm structure, convert the parallel thrust angle pivot angle, realize the conversion of low thrust to high moment.
The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of a lid knob unlocking mechanism according to an embodiment of the present utility model;
FIG. 2 is a schematic view of a part of the structure of the cartridge;
FIG. 3 is a schematic view of a rotational connection;
FIG. 4 is a schematic illustration of a knob attached to a cap and a linkage.
Reference numerals: 1. a knob; 2. a first link; 3. a second link; 4. a third link; 5. a first drive cylinder; 6. a connecting piece; 7. a fourth link; 8. a box cover; 10. a second driving cylinder; 11. a guide rail; 12. rotating the connecting structure; 13. a bearing member; 14. a frame; 91. a support rod; 92. a first arm; 93. a second arm; 101. a bottom bar; 102. a connecting rod; 121. a screw member; 122. and (3) a bearing.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
As shown in fig. 1 and 2, a box cover knob unlocking mechanism according to an embodiment of the present utility model includes a knob 1, where the knob 1 is rotatably disposed on a box cover 8. In a specific application example, as shown in fig. 4, the knob 1 includes a bottom rod 101 and a connecting rod 102 disposed in the middle of the bottom rod 101, where both the bottom rod 101 and the connecting rod 102 are T-shaped, and may be in an integrally formed structure. The knob 1 is rotatably connected with the box cover 8 through a connecting rod 102. Preferably, the connecting rod 102 may be rotatably connected to the cap 8 through the bearing member 13.
The knob 1 described above is rotatable to a first position and a second position. The knob 1 is used for locking the box cover 8 when rotating to the first position, specifically, a clamping groove is formed in the box body, and the knob 1 is clamped with the clamping groove in the box body through the bottom rod 101 when rotating to the first position, so that the box cover 8 is locked. The knob 1 is also used to unlock the lid 8 when rotated to a second position in which the bottom bar 101 of the knob 1 is disengaged from the catch. Wherein, the number of the knob 1 is two, and the knob 1 is arranged at intervals.
As shown in fig. 1, the aforementioned box cover knob unlocking mechanism includes a first link 2, a second link 3, a third link 4, and a first driving mechanism. One end of the first connecting rod 2 is fixedly connected with a knob 1 in the circumferential direction, and a connecting rod 102 of the knob 1 can be inserted and fixed on the first connecting rod 2 so as to be circumferentially fixed with the first connecting rod 102. One end of the second connecting rod 3 is fixedly connected with the other knob 1 in the circumferential direction, and the connecting rod 102 of the other knob 1 can be inserted and fixed on the second connecting rod 3 so as to be circumferentially fixed with the second connecting rod 102. The other ends of the first link 2 and the second link 3 are both rotatably connected to the third link 4. The first driving mechanism is used for driving the first connecting rod 2 and the second connecting rod 3 to swing by driving the third connecting rod 4, so that the two knobs 1 synchronously rotate to the first position or the second position.
In the above example, the third connecting rod 4 connects the first connecting rod 2 and the second connecting rod 3, so that the first connecting rod 2 and the second connecting rod 3 are kept parallel, the first connecting rod 2, the second connecting rod 3 and the third connecting rod 4 cooperate with the box cover 8 to form a parallelogram connecting rod mechanism, when the first driving mechanism drives the third connecting rod 4 to move, the first driving mechanism can drive the two knobs 1 to lock or unlock the box cover 8 synchronously, and compared with the prior art that each knob 1 needs to be provided with one driving mechanism to drive the locking or unlocking, the technical scheme of the utility model can realize synchronous locking or unlocking of the two knobs 1 by only being provided with one driving mechanism, thereby at least saving one driving mechanism and having the advantage of cost reduction.
In order to realize the function of the first driving mechanism, the first driving mechanism can drive the first connecting rod 2 and the second connecting rod 3 to swing by driving the third connecting rod 4, and as shown in fig. 1, the first driving mechanism can comprise a first driving cylinder 5 and a fourth connecting rod 7. The first driving cylinder 5 may be a cylinder, a hydraulic cylinder, or the like. One end of the fourth link 7 is rotatably connected to the output shaft of the first drive cylinder 5. The other end of the fourth connecting rod 7 is rotatably connected with the third connecting rod 4. The first driving mechanism drives the fourth connecting rod 7 to move through the first driving cylinder 5, so that the fourth connecting rod 7 drives the third connecting rod 4 to drive the first connecting rod 2 and the second connecting rod 3 to swing.
As shown in fig. 1, one end of the fourth link 7 may be rotatably connected to the output shaft of the first driving cylinder 5 through a connecting member 6. The connecting piece 6 can be fixed on the output shaft of the first driving cylinder 5 and is rotatably connected with one end of the fourth connecting rod 7.
At least one of the aforementioned rotational joints may be provided with a rotational connection 12. As shown in fig. 3, the rotary connecting structure 12 includes a bearing 122 and a screw member 121 rotatably sleeved in the bearing 122. The screw part 121 has a polish rod section, and the screw part 121 is rotatably sleeved in the bearing 122 through the polish rod section. The bearing 122 may be a ball bearing or the like. Wherein the bearing 122 is adapted to be mounted on one of the two rotational connectors and the screw member 121 is adapted to be screwed onto the other. For example, as for the rotational connection between the first link 2 and the third link 4, it can be connected using the rotational connection 12 here, wherein, as shown in fig. 3, the bearing 122 of the rotational connection 12 is arranged on the third link 4, and the screw part 121 of the rotational connection 12 is screwed on the first link 2.
Similarly, the rotational connection between the second link 3 and the third link 4, the rotational connection between the fourth link 7 and the third link 4, and the rotational connection between the fourth link 7 and the connecting member 6 may be rotationally connected by using the rotational connection structure 12 described above. The specific connection manner of the first connecting rod 2 and the third connecting rod 4 can be referred to, and detailed description thereof is omitted herein.
An embodiment of the present utility model also proposes a cartridge that may include any of the above-described cartridge cover knob unlocking mechanisms. The cartridge adopts the cartridge cover knob unlocking mechanism, so that the synchronous locking or unlocking of the two knobs 1 can be realized by only providing one driving mechanism, at least one driving mechanism is saved, and the cost is reduced.
The aforementioned lid knob unlocking mechanism is provided on the lid 8. The material box further comprises a second driving mechanism, wherein the second driving mechanism is used for driving the box cover 8 to be relatively far away from the box body when the knob 1 unlocks the box cover 8, so that the box cover 8 opens the box body; or the box cover 8 is driven to be relatively close to the box body, so that the box cover 8 closes the box body. In this example, when the knob 1 unlocks the box cover 8, the box cover 8 can be automatically opened or closed by the second driving mechanism, which has the advantage of saving labor.
As shown in fig. 2, the aforementioned cartridge further comprises a frame 14, and the aforementioned second driving mechanism comprises a second driving cylinder 10, a U-shaped frame, and a guide rail 11, and the second driving cylinder 10 may be an air cylinder or a hydraulic cylinder. The U-shaped frame has a support bar 91 and a first arm 92 and a second arm 93 provided on the support bar 91, the first arm 92 being opposite the second arm 93. Wherein, the U-shaped frame is connected with the box cover 8 through a first support arm 92 and a second support arm 93, and the first support arm 92 and the second support arm 93 can be fixed with the box cover 8 through screws. The U-shaped frame is connected with the output end of the second driving cylinder 10 through the middle part of the supporting rod 91, and the middle part of the supporting rod 91 can be fixedly connected with the output end of the second driving cylinder 10 through screws and the like. The support rods 91 are also connected to the frame 14 by means of guide rails 11, the number of guide rails 11 being two and being distributed on both sides of the second drive cylinder 10. The guide rail 11 can guide the movement of the U-shaped frame.
In the above example, when the knob 1 unlocks the box cover 8, the second driving cylinder 10 may drive the box cover 8 to move by driving the U-shaped frame, so that the box cover 8 opens or closes the box body.
The working principle and preferred embodiments of the present utility model are described below.
The utility model relates to a material box and a box cover knob unlocking mechanism thereof, which adopts a parallel connecting rod mechanism and a swinging rod mechanism to convert the force of a cylinder into moment of a moment arm, and simultaneously the parallel connecting rod mechanism provides multi-point rotation moment to realize multi-point unlocking. It solves the following technical problems: 1. the problem of knob is solved by using a low-cost mode; 2. and the parallel unlocking of the multiple locks is realized by adopting a linkage mode.
The rotary unlocking needs to provide enough torque to realize the rotary unlocking, so the swing arm provides torque to realize high-torque rotation, and meanwhile, the rolling bearing is connected at the connection point, so that the friction resistance is reduced. In the design and installation, the rotation points are guaranteed to be on the same plane.
The utility model has the technical effects that: through parallel four-bar linkage, realize the rotatory power that goes out of multiple spot position, use cylinder swing arm structure, convert the parallel thrust angle pivot angle, realize the conversion of low thrust to high moment.
What needs to be explained here is: under the condition of no conflict, the technical features related to the examples can be combined with each other according to actual situations by a person skilled in the art so as to achieve corresponding technical effects, and specific details of the combination situations are not described in detail herein.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (8)
1. The utility model provides a lid knob unlocking mechanism, includes rotary knob (1) rotatably set up on lid (8), the lid (8) is locked when the knob (1) is used for rotating to the first position, and unlocks lid (8) when rotating to the second position; the number of the knobs (1) is two, and the knobs are arranged at intervals; it is characterized in that the method comprises the steps of,
the box cover knob unlocking mechanism comprises a first connecting rod (2), a second connecting rod (3), a third connecting rod (4) and a first driving mechanism, one end of the first connecting rod (2) is fixedly connected with one knob (1) in the circumferential direction, one end of the second connecting rod (3) is fixedly connected with the other knob (1) in the circumferential direction, and the other ends of the first connecting rod (2) and the second connecting rod (3) are both rotatably connected with the third connecting rod (4);
the first driving mechanism is used for driving the first connecting rod (2) and the second connecting rod (3) to swing through driving the third connecting rod (4), so that the two knobs (1) synchronously rotate to a first position or a second position.
2. The lid knob unlocking mechanism according to claim 1, wherein,
the first driving mechanism comprises a first driving cylinder (5) and a fourth connecting rod (7), one end of the fourth connecting rod (7) is rotationally connected with an output shaft of the first driving cylinder (5), the other end of the fourth connecting rod (7) is rotationally connected with a third connecting rod (4), and the first driving mechanism drives the fourth connecting rod (7) to move through the first driving cylinder (5), so that the fourth connecting rod (7) drives the third connecting rod (4) to drive the first connecting rod (2) and the second connecting rod (3) to swing.
3. A lid knob unlocking mechanism according to claim 1 or 2, wherein at least one of the rotational joints is provided with a rotational connection structure (12);
the rotary connecting structure (12) comprises a bearing (122) and a screw piece (121) rotatably sleeved in the bearing (122), wherein the bearing (122) is used for being installed on one of the two rotary connecting pieces (6), and the screw piece (121) is used for being screwed and fixed on the other.
4. The lid knob unlocking mechanism according to claim 1 or 2, wherein,
each knob (1) comprises a bottom rod (101) and a connecting rod (102) arranged in the middle of the bottom rod (101), the bottom rod (101) and the connecting rod (102) are T-shaped, and each knob (1) is rotationally connected with the box cover (8) through the corresponding connecting rod (102);
wherein, each knob (1) is also inserted and fixed on the corresponding connecting rod through the connecting rod (102).
5. The lid knob unlocking mechanism according to claim 4, wherein,
the connecting rod (102) of each knob (1) is rotationally connected with the box cover (8) through a bearing piece (13).
6. A cartridge comprising a lid knob unlocking mechanism according to any one of claims 1 to 5.
7. The cartridge of claim 6 wherein the cartridge cover knob unlocking mechanism is provided on the cartridge cover (8);
the material box further comprises a second driving mechanism, wherein the second driving mechanism is used for driving the box cover (8) to be relatively far away from the box body when the knob (1) unlocks the box cover (8), so that the box cover (8) opens the box body; or the box cover (8) is driven to be relatively close to the box body, so that the box cover (8) closes the box body.
8. The cartridge of claim 7, further comprising a frame (14);
the second driving mechanism comprises a second driving cylinder (10), a U-shaped frame and a guide rail (11), wherein the U-shaped frame is provided with a supporting rod (91), a first support arm (92) and a second support arm (93) which are arranged on the supporting rod (91), the U-shaped frame is connected with the box cover (8) through the first support arm (92) and the second support arm (93), and the U-shaped frame is connected with the output end of the second driving cylinder (10) through the middle part of the supporting rod (91); the bottom rod (101) is also connected with the frame (14) through a guide rail (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320617793.6U CN219506652U (en) | 2023-03-24 | 2023-03-24 | Material box and box cover knob unlocking mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320617793.6U CN219506652U (en) | 2023-03-24 | 2023-03-24 | Material box and box cover knob unlocking mechanism thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219506652U true CN219506652U (en) | 2023-08-11 |
Family
ID=87526333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320617793.6U Active CN219506652U (en) | 2023-03-24 | 2023-03-24 | Material box and box cover knob unlocking mechanism thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219506652U (en) |
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2023
- 2023-03-24 CN CN202320617793.6U patent/CN219506652U/en active Active
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