CN220886725U - Electric three-jaw lifting appliance - Google Patents
Electric three-jaw lifting appliance Download PDFInfo
- Publication number
- CN220886725U CN220886725U CN202322542993.2U CN202322542993U CN220886725U CN 220886725 U CN220886725 U CN 220886725U CN 202322542993 U CN202322542993 U CN 202322542993U CN 220886725 U CN220886725 U CN 220886725U
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- opening
- closing arm
- grabbing
- electric
- closing
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- 238000009434 installation Methods 0.000 claims abstract description 35
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 25
- 230000003028 elevating effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 6
- 230000004308 accommodation Effects 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model provides an electric three-jaw lifting appliance, which relates to the technical field of lifting equipment and aims to solve the technical problems of inconvenient use and poor applicability in the prior art, wherein the device comprises a main installation body, an opening and closing grabbing assembly, a lifting mechanism, a power device, an electric cabinet and a power supply module, wherein an accommodating structure is arranged in the main installation body, the power device, the electric cabinet and the power supply module are all arranged in the accommodating structure, and the power device and the power supply module are electrically connected with the electric cabinet; the lifting mechanism passes through the main installation body and is connected with the power device; the opening and closing grabbing assembly comprises an opening and closing arm mechanism, a push-pull mechanism and a bidirectional grabbing mechanism, wherein two ends of the push-pull mechanism are respectively connected with the lifting mechanism and the opening and closing arm mechanism, one end of the opening and closing arm mechanism is arranged on the main installation body, and the other end of the opening and closing arm mechanism is provided with the bidirectional grabbing mechanism.
Description
Technical Field
The utility model relates to the technical field of hoisting equipment, in particular to an electric three-jaw hoisting tool.
Background
At present, a traditional three-jaw caliper type lifting appliance is generally adopted for grabbing, lifting and placing round and flat parts.
The application number is as follows: 200920302849.9, patent name: the three-jaw lifting appliance is disclosed as follows: 2010.03.24, which comprises a mandrel, a first clamping plate sleeved on the mandrel, three pulling plates and three hanging claws which are uniformly arranged relative to the mandrel, and is used for horizontally hanging thin annular workpieces and rectangular plate workpieces.
The present inventors found that there are at least the following technical problems in the prior art:
when the traditional three-jaw lifting appliance lifts round and flat parts with larger weight and parts with inner holes, a plurality of people are required to operate and adjust the grabbing range of the lifting claw, the problems of inconvenient use and poor applicability exist, the lifting stability is poor, and potential safety hazards exist.
Disclosure of utility model
The utility model aims to provide an electric three-jaw lifting appliance, which solves the technical problems that when the traditional three-jaw lifting appliance in the prior art lifts round flat parts with larger weight and parts with inner holes, the grabbing range of lifting jaws is required to be adjusted by multiple people, the use is inconvenient, the applicability is poor, the lifting stability is poor and the potential safety hazard exists. The preferred technical solutions of the technical solutions provided by the present utility model can produce a plurality of technical effects described below.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides an electric three-jaw lifting appliance, which comprises a main installation body, an opening and closing grabbing assembly, a lifting mechanism, a power device, an electric cabinet and a power supply module, wherein:
The main installation body is internally provided with a containing structure, the power device, the electric control box and the power supply module are arranged in the containing structure, and the power device and the power supply module are electrically connected with the electric control box;
The lifting mechanism penetrates through the main installation body and is connected with the power device;
The opening and closing grabbing assembly comprises an opening and closing arm mechanism, a push-pull mechanism and a bidirectional grabbing mechanism, wherein two ends of the push-pull mechanism are respectively connected with the lifting mechanism and the opening and closing arm mechanism, one end of the opening and closing arm mechanism is installed on the main installation body, and the other end of the opening and closing arm mechanism is provided with the bidirectional grabbing mechanism.
Preferably, the lifting mechanism comprises a turbine screw lifter and a lifting guide post, wherein:
The lifting guide post is connected with a screw rod of the turbine screw rod lifter;
The turbine screw rod lifter is connected with the power device.
Preferably, the opening and closing arm mechanism is configured to include a first opening and closing arm and a second opening and closing arm, wherein:
the first opening and closing arm and the second opening and closing arm are arranged in parallel, the first opening and closing arm and the second opening and closing arm are movably connected with the main installation body, and the first opening and closing arm is positioned at one side far away from the lifting mechanism;
One end of the push-pull mechanism is connected to the bottom of the lifting guide post, and the other end of the push-pull mechanism is connected with the second opening and closing arm.
Preferably, the bidirectional grasping mechanism comprises a mounting plate, a grasping plate and a reversing structure, wherein:
The mounting plates comprise a first mounting plate and a second mounting plate, the first mounting plate and the second mounting plate are respectively arranged on two sides of the opening and closing arm mechanism, a first connecting position and a second connecting position are respectively arranged on the first mounting plate and the second mounting plate, the first connecting position is used for being connected with the first opening and closing arm, and the second connecting position is used for being connected with the second opening and closing arm;
The reversing structure comprises a fixing piece and a rotating piece, wherein the fixing piece is arranged between the first mounting plate and the second mounting plate, the rotating piece is connected to the fixing piece, the grabbing plate is connected to the bottom of the rotating piece, and the grabbing plate is vertically arranged with the mounting plates.
Preferably, one end face of the grabbing plate adopts a trapezoid structure, and the other end face of the grabbing plate is provided with a stop structure.
Preferably, the push-pull mechanism adopts an arc structure.
Preferably, the opening and closing grabbing components comprise three groups, and the three groups of opening and closing grabbing components are uniformly distributed along the circumferential direction of the main installation body.
Preferably, the power device adopts a servo motor.
Preferably, a remote control transceiver is further arranged in the accommodating structure, and the remote control transceiver is electrically connected with the electric cabinet.
Preferably, the power supply module is connected with a storage battery positioned in the accommodating structure or the power supply module is connected with an external power supply through a power supply cable.
The utility model provides an electric three-jaw lifting appliance, which comprises a main installation body, an opening and closing grabbing assembly, a lifting mechanism, a power device, an electric cabinet and a power supply module, wherein the power device, the electric cabinet and the power supply module are arranged in a containing structure in the main installation body, and an electric part is integrated in the main installation body so as to effectively control operation in actual use. The lifting mechanism penetrates through the main installation body, the opening and closing grabbing assembly comprises an opening and closing arm mechanism, a push-pull mechanism and a bidirectional grabbing mechanism, two ends of the push-pull mechanism are respectively connected with the lifting mechanism and the opening and closing arm mechanism, one end of the opening and closing arm mechanism is installed on the main installation body, and the other end of the opening and closing arm mechanism is provided with the bidirectional grabbing mechanism. The lifting mechanism is connected with the power device, the lifting mechanism is driven by the power device to realize lifting, the push-pull mechanism is driven to unfold at different angles through the lifting of the lifting mechanism, and then the opening and closing arm mechanism is driven to open or close, so that the bidirectional grabbing mechanism at the bottom of the opening and closing arm mechanism can grab round and flat parts with different diameters, and the bidirectional grabbing mechanism can grab round and flat parts with inner holes through reversing.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an embodiment of an electric three-jaw spreader of the present utility model;
FIG. 2 is a schematic view of the structure of FIG. 1 in partial cross section;
FIG. 3 is a schematic structural view of a bidirectional grabbing mechanism in the electric three-jaw lifting appliance;
FIG. 4 is a schematic view of the structure of the inside of the bidirectional grabbing mechanism in the electric three-jaw sling according to the present utility model;
FIG. 5 is a schematic diagram of the front view of FIG. 4;
fig. 6 is a working principle diagram of the electric three-jaw sling according to the utility model.
In the figure: 1. a main mounting body; 10. an accommodating structure; 2. the opening and closing grabbing assembly; 21. an opening and closing arm mechanism; 211. a first opening and closing arm; 212. a second opening and closing arm; 22. a push-pull mechanism; 23. a two-way grabbing mechanism; 231. a mounting plate; 2311. a first mounting plate; 2312. a second mounting plate; 100. a first connection location; 200. a second connection location; 232. a grabbing plate; 2321. a trapezoid structure; 2322. a stop structure; 233. a reversing structure; 2331. a fixing member; 2332. a rotating member; 3. a lifting mechanism; 31. a turbine screw lifter; 32. lifting guide posts; 4. a power device; 5. an electric control box; 6. a power supply module; 61. a power supply cable; 7. and a remote control transceiver.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
In the description of the present utility model, it should be understood that the terms "center", "side", "length", "width", "height", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "side", etc. indicate orientations or positional relationships based on the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.
The utility model provides an electric three-jaw lifting appliance, and fig. 1 is a schematic structural diagram of the embodiment, and as shown in fig. 1, the electric three-jaw lifting appliance comprises a main installation body 1, an opening and closing grabbing assembly 2, a lifting mechanism 3, a power device 4, an electric cabinet 5 and a power supply module 6.
Wherein, set up accommodation structure 10 in the main installation body 1, power device 4, electric cabinet 5, power module 6 all set up in accommodation structure 10, and power device 4, power module 6 all are connected with electric cabinet 5 electricity. The lifting mechanism 3 penetrates through the main installation body 1, and the lifting mechanism 3 is connected with the power device 4 and is used for driving the lifting mechanism 3 to lift through the power device 4. The electrical parts are integrated in the main mounting body 1 in order to effectively control the operation in actual use.
The open-close grabbing assembly 2 comprises an open-close arm mechanism 21, a push-pull mechanism 22 and a bidirectional grabbing mechanism 23. Wherein, the both ends of push-pull mechanism 22 connect elevating system 3 and open-close arm mechanism 21 respectively, open-close arm mechanism 21's one end is installed on main installation body 1, open-close arm mechanism 21's the other end sets up two-way grabbing mechanism 23. The push-pull mechanism 22 is driven to be unfolded by different angles through the lifting of the lifting mechanism 3, and the opening-closing arm mechanism 21 is driven to be opened or closed, so that the bidirectional grabbing mechanism 23 positioned at the bottom of the opening-closing arm mechanism 21 can grab round and flat parts with different diameters. Through setting up two-way snatch mechanism 23, make the snatch mechanism that is located push-and-pull mechanism 22 bottom reversible use, the accessible is commutated snatchs the round flat part that has the hole, and during the use, snatch steadily, hoist and mount are stable, and accommodation is wide, can satisfy different user demands.
This electronic three-jaw hoist, including main installation body 1, open and shut snatch subassembly 2, elevating system 3, power device 4, electric cabinet 5 and power module 6, set up power device 4, electric cabinet 5, power module 6 all lie in the holding structure 10 in the main installation body 1, integrate electric part in the main installation body 1 to carry out effectual control to the operation when actual use. The lifting mechanism 3 penetrates through the main installation body 1, the opening and closing grabbing assembly 2 comprises an opening and closing arm mechanism 21, a push-pull mechanism 22 and a bidirectional grabbing mechanism 23, two ends of the push-pull mechanism 22 are respectively connected with the lifting mechanism 3 and the opening and closing arm mechanism 21, one end of the opening and closing arm mechanism 21 is installed on the main installation body 1, and the other end of the opening and closing arm mechanism 21 is provided with the bidirectional grabbing mechanism 23. The lifting mechanism 3 is connected with the power device 4, the lifting mechanism 3 is driven by the power device 4 to realize lifting, the push-pull mechanism 22 is driven to unfold at different angles through the lifting of the lifting mechanism 3, and then the opening and closing arm mechanism 21 is driven to open or close, so that the bidirectional grabbing mechanism 23 positioned at the bottom of the opening and closing arm mechanism 21 can grab round flat parts with different diameters, the bidirectional grabbing mechanism 23 can grab round flat parts with inner holes through reversing, and when the lifting mechanism is used, grabbing is stable, lifting is stable, and the application range is wide, so that different use requirements can be met.
As an alternative embodiment, fig. 2 is a schematic view of a partial cross-section structure in fig. 1, and as shown in fig. 2, the lifting mechanism 3 includes a turbine screw lifter 31 and a lifting guide post 32.
Wherein, the lifting guide post 32 is connected with a screw rod of the turbine screw rod lifter 31; the turbine screw lifter 31 is connected with the power unit 4.
Specifically, a turbine screw rod lifter 31 is installed in the middle of the main installation body 1, a screw rod of the turbine screw rod lifter 31 is connected with a lifting guide column 32 at the middle position of the lower portion, the lifting guide column 32 is driven to move up and down through the turbine screw rod lifter 31, the lower end of the lifting guide column 32 is matched with the lower end of the lifting guide column 32 to be connected with the push-pull mechanism 22, and when the turbine screw rod lifter 31 works under the driving of the power device 4, the push-pull mechanism 22 is driven to be unfolded for different angles, and then the opening and closing arm mechanism 21 is driven to be opened or closed.
In this embodiment, the power device 4 adopts a servo motor, and adopts motion control of the servo motor, so that shutdown and faults caused by overload, overcurrent, locked rotor and other phenomena are avoided, and the use reliability is increased.
As an alternative embodiment, the opening and closing arm mechanism 21 is provided to include a first opening and closing arm 211 and a second opening and closing arm 212.
The first opening and closing arm 211 and the second opening and closing arm 212 are arranged in parallel, the first opening and closing arm 211 and the second opening and closing arm 212 are movably connected with the main installation body 1, and the first opening and closing arm 211 is located at one side far away from the lifting mechanism 3.
One end of the push-pull mechanism 22 is connected to the bottom of the lifting guide post 32, and the other end of the push-pull mechanism 22 is connected to the second opening and closing arm 212. In this embodiment, the push-pull mechanism 22 adopts an arc structure, and in actual use, the push-pull mechanism 22 is made of a plate material with an arc section, the arc is arranged to protrude to a side far away from the main installation body 1, and the arc structure makes the opening and closing arm mechanism 21 more stable in opening and closing.
Specifically, one end of the push-pull mechanism 22 is connected with the lifting guide post 32, the other end of the push-pull mechanism 22 is connected with the second opening and closing arm 212 positioned on the inner side of the opening and closing arm mechanism 21, and when the lifting guide post 32 moves under the drive of the turbine screw lifter 31, the opening and closing arm mechanism 21 moves in an opening and closing manner under the drive of the push-pull mechanism 22, so that the function of the three-jaw lifting appliance is realized.
In this embodiment, the opening and closing arm mechanism 21 includes the first opening and closing arm 211 and the second opening and closing arm 212, so that the bidirectional grabbing mechanism 23 located at the bottom of the opening and closing arm mechanism 21 is always in a vertical state, and further, the grabbing plate 232 located at the bottom of the bidirectional grabbing mechanism 23 is always in a horizontal state, and when the cake ring parts are grabbed, three-line contact is adopted, so that the workpieces can be grabbed stably. Particularly, when a high-temperature workpiece is grabbed, the grabbing plate 232 is horizontal, so that the workpiece can be stably lifted, and deformation caused by high-temperature softening after the workpiece is clamped is reduced.
As an alternative implementation, fig. 3 is a schematic structural diagram of the bidirectional grasping mechanism in this embodiment, and as shown in fig. 3, the bidirectional grasping mechanism 23 includes a mounting plate 231, a grasping plate 232, and a reversing structure 233.
The mounting plate 231 includes a first mounting plate 2311 and a second mounting plate 2312, the first mounting plate 2311 and the second mounting plate 2312 are respectively disposed on two sides of the opening and closing arm mechanism 21, and the first mounting plate 2311 and the second mounting plate 2312 are respectively provided with a first connection position 100 and a second connection position 200, the first connection position 100 is used for being connected with the first opening and closing arm 211, and the second connection position 200 is used for being connected with the second opening and closing arm 212.
Fig. 4 is a schematic structural diagram of the inside of the bidirectional grabbing mechanism in this embodiment, fig. 5 is a schematic front view of fig. 4, and as shown in fig. 4 and 5, the reversing structure 233 includes a fixing member 2331 and a rotating member 2332, the fixing member 2331 is disposed between the first mounting plate 2311 and the second mounting plate 2312, the rotating member 2332 is connected to the fixing member 2331, the grabbing plate 232 is connected to the bottom of the rotating member 2332, and the grabbing plate 232 is vertically arranged with the mounting plate 231 to ensure stable grabbing.
When the rotary workpiece grabbing device is used, when the annular workpiece needs to be grabbed, the grabbing plate 232 can be driven to rotate through rotation of the rotating piece 2332, and the grabbing plate 232 is reversed. In this embodiment, the bottoms of the first mounting plate 2311 and the second mounting plate 2312 are abutted against the top surface of the grabbing plate 232, and the bottoms of the first mounting plate 2311 and the second mounting plate 2312 play a role in limiting the grabbing plate 232 during steering.
Specifically, in the present embodiment, a trapezoid structure 2321 is adopted at one end face of the grabbing plate 232, a stop structure 2322 is disposed at the other end face of the grabbing plate 232, and an upper bottom of the trapezoid structure 2321 is disposed at the end face of the grabbing plate 232. Preferably, an inclined angle is provided at the top of the trapezoid 2321, so that the end of the gripping plate 232 is smaller and thinner in size, facilitating gripping of the workpiece extending into the bottom of the workpiece.
As an alternative embodiment, the opening and closing grabbing components 2 include three groups, and the three groups of opening and closing grabbing components 2 are uniformly distributed along the circumferential direction of the main installation body 1.
In this embodiment, the angles between the three groups of opening and closing grabbing components 2 are all 120 °. When actual production and use, also can set up to open and shut according to actual use needs and snatch subassembly 2 and include more multiunit, ensure multiunit open and shut and snatch subassembly 2 along the circumference evenly distributed of main installation body 1, ensure to snatch stably.
As an alternative embodiment, a remote control transceiver 7 is further disposed in the accommodating structure 10, and the remote control transceiver 7 is electrically connected with the electric cabinet 5. Fig. 6 is a schematic diagram of the operation of the present embodiment, and as shown in fig. 6, by providing a remote control transceiver 7, remote control electric control can be adopted, and especially when a high temperature workpiece is clamped, by remote control, the operator can be ensured to be safer.
As an alternative embodiment, the power supply module 6 is connected with a storage battery positioned in the accommodating structure 10, and the power supply is integrated inside the device, so that the use is more convenient.
Or the power supply module 6 is connected with an external power supply through the power supply cable 61, and is powered by the external power supply, so that the use stability is higher.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (10)
1. An electric three-jaw lifting appliance is characterized in that: including the main installation body, open and shut and snatch subassembly, elevating system, power device, electric cabinet and power module, wherein:
The main installation body is internally provided with a containing structure, the power device, the electric control box and the power supply module are arranged in the containing structure, and the power device and the power supply module are electrically connected with the electric control box;
The lifting mechanism penetrates through the main installation body and is connected with the power device;
The opening and closing grabbing assembly comprises an opening and closing arm mechanism, a push-pull mechanism and a bidirectional grabbing mechanism, wherein two ends of the push-pull mechanism are respectively connected with the lifting mechanism and the opening and closing arm mechanism, one end of the opening and closing arm mechanism is installed on the main installation body, and the other end of the opening and closing arm mechanism is provided with the bidirectional grabbing mechanism.
2. The electric three-jaw spreader of claim 1, wherein: the elevating system includes turbine lead screw lift and lift guide pillar, wherein:
The lifting guide post is connected with a screw rod of the turbine screw rod lifter;
The turbine screw rod lifter is connected with the power device.
3. An electric three-jaw spreader according to claim 2, characterized in that: the opening and closing arm mechanism is arranged to comprise a first opening and closing arm and a second opening and closing arm, wherein:
the first opening and closing arm and the second opening and closing arm are arranged in parallel, the first opening and closing arm and the second opening and closing arm are movably connected with the main installation body, and the first opening and closing arm is positioned at one side far away from the lifting mechanism;
One end of the push-pull mechanism is connected to the bottom of the lifting guide post, and the other end of the push-pull mechanism is connected with the second opening and closing arm.
4. An electric three-jaw spreader according to claim 3, characterized in that: the bidirectional grabbing mechanism comprises a mounting plate, a grabbing plate and a reversing structure, wherein:
The mounting plates comprise a first mounting plate and a second mounting plate, the first mounting plate and the second mounting plate are respectively arranged on two sides of the opening and closing arm mechanism, a first connecting position and a second connecting position are respectively arranged on the first mounting plate and the second mounting plate, the first connecting position is used for being connected with the first opening and closing arm, and the second connecting position is used for being connected with the second opening and closing arm;
The reversing structure comprises a fixing piece and a rotating piece, wherein the fixing piece is arranged between the first mounting plate and the second mounting plate, the rotating piece is connected to the fixing piece, the grabbing plate is connected to the bottom of the rotating piece, and the grabbing plate is vertically arranged with the mounting plates.
5. The electric three-jaw spreader of claim 4, wherein: one end face of the grabbing plate adopts a trapezoid structure, and the other end face of the grabbing plate is provided with a stop structure.
6. An electric three-jaw spreader according to any one of claims 1-5, characterized in that: the push-pull mechanism adopts an arc structure.
7. An electric three-jaw spreader according to any one of claims 1-5, characterized in that: the opening and closing grabbing components comprise three groups, and the three groups of opening and closing grabbing components are uniformly distributed along the circumferential direction of the main installation body.
8. An electric three-jaw spreader according to any one of claims 1-5, characterized in that: the power device adopts a servo motor.
9. An electric three-jaw spreader according to any one of claims 1-5, characterized in that: the accommodating structure is internally provided with a remote control transceiver, and the remote control transceiver is electrically connected with the electric cabinet.
10. An electric three-jaw spreader according to any one of claims 1-5, characterized in that: the power supply module is connected with a storage battery positioned in the accommodating structure or is connected with an external power supply through a power supply cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322542993.2U CN220886725U (en) | 2023-09-19 | 2023-09-19 | Electric three-jaw lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322542993.2U CN220886725U (en) | 2023-09-19 | 2023-09-19 | Electric three-jaw lifting appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220886725U true CN220886725U (en) | 2024-05-03 |
Family
ID=90870017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322542993.2U Active CN220886725U (en) | 2023-09-19 | 2023-09-19 | Electric three-jaw lifting appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220886725U (en) |
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2023
- 2023-09-19 CN CN202322542993.2U patent/CN220886725U/en active Active
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