CN217062677U

CN217062677U - Connector and electric engineering machinery

Info

Publication number: CN217062677U
Application number: CN202220538067.0U
Authority: CN
Inventors: 李甜甜
Original assignee: Sany Heavy Machinery Ltd
Current assignee: Sany Heavy Machinery Ltd
Priority date: 2022-03-11
Filing date: 2022-03-11
Publication date: 2022-07-26
Anticipated expiration: 2032-03-11

Abstract

The utility model provides a connector and electric engineering machine tool belongs to engineering machine tool technical field, and wherein, the connector includes: a first connection assembly; the second connecting component is matched with the first connecting component; the plugging mechanism is rotatably connected with the second connecting assembly; and the transmission mechanism is arranged between the first connecting assembly and the plugging mechanism and is suitable for driving the first connecting assembly or the second connecting assembly to mutually approach or mutually move away in the rotating process of the plugging mechanism. The utility model provides a pair of connector at plug mechanism pivoted in-process, utilizes plug mechanism and drive mechanism to make first coupling assembling and second coupling assembling be close to each other or keep away from the motion each other to realize first coupling assembling and second coupling assembling's plug, make first coupling assembling and second coupling assembling's manual plug more convenient, the electric engineering machine's of being convenient for trade electricity.

Description

Connector and electric engineering machinery

Technical Field

The utility model relates to an engineering machine tool technical field, concretely relates to connector and electric engineering machine tool.

Background

The engineering machinery is the necessary mechanical equipment for comprehensive mechanized construction engineering required by earth and stone construction engineering, pavement construction and maintenance, mobile hoisting loading and unloading operation and various construction engineering. Electric construction machines are widely used because of their advantages of low emissions, low cost, etc.

Due to the complex working conditions and the high power of the engineering machinery, the time for supplying power by the battery pack of the electric engineering machinery is limited. In order to enable the engineering machinery to work uninterruptedly to the maximum extent, the electric engineering machinery adopts a battery replacement mode, namely, a fully charged battery pack is used for replacing a battery pack without electricity. Under the mode of replacing the battery, the high-voltage connector plays a role in connecting the battery pack with the whole vehicle for power supply, so that the plugging and unplugging of the male end and the female end of the high-voltage connector are involved in the battery replacing process. However, in the prior art, the male end and the female end of the connector are inconvenient to insert and pull manually, and the difficulty in replacing the power is increased.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the inconvenient defect of the manual plug of public end and female end of the connector among the prior art to a connector and electric engineering machine tool are provided.

In order to solve the above problem, the present invention provides a connector, including: a first connection assembly; the second connecting component is matched with the first connecting component; the plugging mechanism is rotatably connected with the second connecting assembly; the transmission mechanism is arranged between the first connecting component and the plugging mechanism and is suitable for driving the first connecting component or the second connecting component to move close to or away from each other in the rotating process of the plugging mechanism.

Optionally, the plugging mechanism includes a force applying arm, a first end of the force applying arm is slidably connected to the first connecting assembly through the transmission mechanism, a second end of the force applying arm is a free end, and a portion between two ends of the force applying arm is used for being rotatably connected to the second connecting assembly.

Optionally, a slot is formed in a first end of the force applying arm, the transmission mechanism includes a plug pin arranged on the first connecting assembly, the plug pin is inserted into the slot, and the plug pin can be slidably connected with an inner wall of the slot and can apply force to the inner wall of the slot to drive the plugging mechanism and the second connecting assembly to move; or the transmission mechanism comprises a bolt arranged at the first end of the force application arm, a slot is formed in the first connecting assembly, the bolt is inserted into the slot, the inner wall of the slot can be connected with the bolt in a sliding mode, and force can be applied to the bolt to drive the plugging mechanism and the second connecting assembly to move.

Optionally, the slot is a straight-bar-shaped slot body, and one end of the slot is provided with an opening.

Optionally, the pair of force applying arms is arranged on two sides of the second connecting assembly, a handle is connected between the pair of force applying arms, and two ends of the handle are respectively connected with the second ends of the pair of force applying arms.

Optionally, the first connection assembly includes a male connector end, the second connection assembly includes a female connector end, and the male connector end can be inserted in cooperation with the female connector end.

Optionally, the first connection assembly includes a first mounting plate, and the male end of the connector is disposed on the first mounting plate; and/or, second coupling assembling includes the second mounting panel, the female end of connector set up in on the second mounting panel, plug-in mechanism rotationally set up in on the second mounting panel.

Optionally, a first lug extends from the first mounting plate, and the latch is arranged on the first lug; and/or the presence of a gas in the gas,

optionally, a second lug extends from the second mounting plate, and the force applying arm and the second lug are rotatably connected by a connector.

The utility model also provides an electric engineering machine tool, including foretell connector.

Optionally, the electric engineering machine further comprises a vehicle body and a battery assembly, the battery assembly is detachably connected with the vehicle body, the first connecting assembly is electrically connected with the battery assembly, and the second connecting assembly is electrically connected with the vehicle body.

The utility model has the advantages of it is following:

1. the utility model provides a pair of connector at plug mechanism pivoted in-process, utilizes plug mechanism and drive mechanism to make first coupling assembling and second coupling assembling be close to each other or keep away from the motion each other to realize first coupling assembling and second coupling assembling's plug, make first coupling assembling and second coupling assembling's manual plug more convenient, the electric engineering machine's of being convenient for trade electricity.

2. The utility model provides a pair of connector is used for carrying out the transmission with first coupling assembling with the one end of the arm of exerting oneself, and the second end that will exert the arm of exerting oneself sets up to the free end, and the first end of the arm of exerting oneself and the part between the second end and second coupling assembling rotatable coupling, consequently, the arm of exerting oneself has formed lever structure, is convenient for carry out the application of force between first coupling assembling and second coupling assembling.

3. The utility model provides a pair of connector utilizes the effect of power to drive plug mechanism and second coupling assembling's removal between the inner wall of bolt and slot to realize the plug, simple structure, and the bolt removes along the inside of slot, and the motion is steady, guarantees the steady plug of first coupling assembling and second coupling assembling.

4. The utility model provides a pair of connector utilizes the removal of a pair of arm of force drive second coupling assembling of relative setting, and second coupling assembling's atress is more balanced.

5. The utility model provides a pair of connector through setting up first lug and/or second lug, is convenient for the installation of bolt and/or connecting piece.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a connector provided in embodiment 1 of the present invention in a plugged state;

fig. 2 is a schematic structural view of a connector provided in embodiment 1 of the present invention in a separated state;

fig. 3 shows a schematic structural diagram of a first connection assembly and a battery assembly provided in embodiment 1 of the present invention;

fig. 4 shows a schematic structural diagram of a second connecting assembly and a plugging mechanism provided in embodiment 1 of the present invention;

fig. 5 shows a schematic structural diagram of a second mounting plate and a plugging mechanism provided in embodiment 1 of the present invention;

fig. 6 shows a schematic structural diagram of an alternative implementation of the force application arm provided by an embodiment of the present invention.

Description of the reference numerals:

10. a first connection assembly; 11. a bolt; 12. a connector male end; 13. a first mounting plate; 131. a first lug; 20. a second connection assembly; 21. a connector female end; 22. a second mounting plate; 221. a second lug; 30. a plug-in mechanism; 31. applying a force arm; 311. a slot; 312. a connecting member; 32. a handle; 40. a battery pack is provided.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example 1

One embodiment of a connector as shown in fig. 1-5, comprises: the connecting device comprises a first connecting component 10, a second connecting component 20, a plugging mechanism 30 and a transmission mechanism. The first connecting assembly 10 is matched with the second connecting assembly 20, the plugging mechanism 30 is rotatably connected with the second connecting assembly 20, and the transmission mechanism is arranged between the first connecting assembly 10 and the plugging mechanism 30. During the rotation of the plugging mechanism 30, the first connecting assembly 10 or the second connecting assembly 20 can be driven to move toward or away from each other by the transmission mechanism.

In the process of rotating the plugging mechanism 30, the plugging mechanism 30 and the transmission mechanism are utilized to enable the first connecting component 10 and the second connecting component 20 to move close to or away from each other, so that plugging of the first connecting component 10 and the second connecting component 20 is realized, manual plugging of the first connecting component 10 and the second connecting component 20 is more convenient, and the replacement of the electric engineering machinery is facilitated.

In this embodiment, as shown in fig. 1 to 5, the plugging mechanism 30 includes a force applying arm 31, a first end of the force applying arm 31 is slidably connected to the first connecting assembly 10 through a transmission mechanism, a second end of the force applying arm 31 is a free end, and a portion between the first end and the second end of the force applying arm 31 is used for rotatably connecting to the second connecting assembly 20. In use, an operator can apply force to the second end of the force applying arm 31 to drive the force applying arm 31 to rotate.

By driving the first end of the force applying arm 31 and applying force by using the second end of the force applying arm 31, the portion between the first end and the second end of the force applying arm 31 is connected to the second connecting assembly 20 to form a hinge point, and therefore, the force applying arm 31 forms a lever structure to facilitate force application between the first connecting assembly 10 and the second connecting assembly 20.

It should be noted that, by changing the length of the force applying arm 31 or the connection position between the force applying arm 31 and the second connection assembly 20, the insertion and extraction processes of the first connection assembly 10 and the second connection assembly 20 with different distances and different requirements can be satisfied.

Of course, the second end of the force applying arm 31 may also be directly rotatably connected to the second connecting assembly 20, and even if the force applying arm 31 does not form a lever structure, an operator may directly apply force to the force applying arm 31 to rotate the force applying arm 31 to drive the first connecting assembly 10 or the second connecting assembly 20.

In this embodiment, as shown in fig. 1 and fig. 2, a slot 311 is formed on a first end of the force applying arm 31, the transmission mechanism is a latch 11 disposed on the first connecting assembly 10, and the latch 11 is inserted into the slot 311. During the rotation of the force applying arm 31, the latch 11 can slide along the inner wall of the slot 311, and the latch 11 applies a force to the inner wall of the slot 311 to drive the plugging mechanism 30 and the second connecting assembly 20 to move closer to or away from the first connecting assembly 10.

Of course, the latch 11 can also be disposed on the first end of the force applying arm 31, and correspondingly, the slot 311 is disposed on the first connecting element 10.

The plug mechanism 30 and the second connecting component 20 are driven to move by the force between the plug pin 11 and the inner wall of the slot 311, so that the plugging and unplugging are realized, the structure is simple, the plug pin 11 moves along the inner part of the slot 311 stably, and the stable plugging and unplugging of the first connecting component 10 and the second connecting component 20 are ensured.

In this embodiment, as shown in fig. 4 and 5, the slot 311 is a straight slot body, and one end of the slot 311 is provided as an opening. After the first connecting assembly 10 and the second connecting assembly 20 are separated from each other by the plugging mechanism 30, the plug 11 can be disengaged from the slot 311, so as to facilitate the removal of the first connecting assembly 10.

Of course, the slot 311 may be a closed slot, and after the first connecting assembly 10 and the second connecting assembly 20 are separated from each other, in order to separate the first connecting assembly 10 from the inserting and pulling mechanism 30, the plug 11 may be taken out, so that the first connecting assembly 10 can be removed. Specifically, the plug 11 may be a structure with a thread at the end, and detachably connected to the first connection assembly 10 by using the thread structure, and a portion of the plug 11 without the thread is engaged with the slot 311.

It should be noted that the slot 311 may also be another regular or irregular slot, for example, an arc slot as shown in fig. 6, so that only the inner wall of the slot 311 may generate an interaction force with the latch 11.

In this embodiment, as shown in fig. 4 and 5, a pair of force applying arms 31 is provided, and the pair of force applying arms 31 are respectively provided at two sides of the second connecting assembly 20, a handle 32 is connected between the pair of force applying arms 31, and two ends of the handle 32 are respectively connected with the second ends of the pair of force applying arms 31.

It is worth noting that one end of the handle 32 is connected to the second end of one force applying arm 31, and the other end of the handle 32 is connected to the second end of the other force applying arm 31.

The second connecting assembly 20 is driven to move by the pair of oppositely arranged force applying arms 31, and the force applied to the second connecting assembly 20 is more balanced.

Of course, the specific number and the arrangement position of the force applying arms 31 may be specifically arranged according to the shapes and the fitting states (fitting position, magnitude of the insertion and extraction force, etc.) of the first connection assembly 10 and the second connection assembly 20.

In this embodiment, as shown in fig. 4 and 5, the second end of the force applying arm 31 is hinged to the end of the handle 32 by a bolt.

As shown in fig. 1 to 4, the first connection assembly 10 includes a connector male end 12 and a first mounting plate 13, the connector male end 12 being disposed on the first mounting plate 13; the second connecting assembly 20 includes a female connector end 21 and a second mounting plate 22, and the female connector end 21 is disposed on the second mounting plate 22. The male connector end 12 and the female connector end 21 can be matched and plugged, and the plugging mechanism 30 is rotatably connected with the second mounting plate 22.

Specifically, as shown in fig. 3 and 4, a first lug 131 extends from the first mounting plate 13, and the latch 11 is disposed on the first lug 131; the second mounting plate 22 is extended with a second lug 221, and the force applying arm 31 and the second lug 221 are rotatably connected by a connecting piece 312. The mounting of the bolt 11 and/or the connector 312 is facilitated by the provision of the first and

second lugs

131 and 221.

It should be noted that, as shown in fig. 1, when the male connector end 12 and the female connector end 21 are in a mating state, the plug 11 is located at the upper end of the slot 311, and the outer wall of the plug 11 can abut against the slot wall of the slot 311; as shown in fig. 2, when the male connector end 12 and the female connector end 21 are in a separated state, the latch 11 is located at the lower end of the slot 311, and since the lower end of the slot 311 is provided with an opening, the latch 11 can be removed from the slot 311 through the opening.

In the present embodiment, the connecting member 312 is a bolt.

In the present embodiment, as shown in fig. 3 and 4, the male connector end 12 is detachably connected to the first mounting plate 13 by a bolt, and the female connector end 21 is detachably connected to the second mounting plate 22 by a bolt.

Example 2

The embodiment provides a specific implementation mode of an electric engineering machine, which comprises the connector of embodiment 1, a vehicle body and a battery assembly 40, wherein the battery assembly 40 is detachably connected with the vehicle body so as to supply power to the vehicle body by using the battery assembly 40, and the battery assembly 40 is replaced after the electric quantity is low. The male connector end 12 is electrically connected to the battery assembly 40, and the female connector end 21 is electrically connected to the vehicle body. Through setting up this connector, the break-make of circuit between battery pack 40 and the automobile body of being convenient for, the trade of the electric engineering machinery of being convenient for.

It should be noted that the first connecting assembly 10 is connected to the battery assembly 40, and the second connecting assembly 20 is disposed on the vehicle body. During the process of replacing the battery, the battery assembly 40 and the first connecting assembly 10 are replaced together. That is, in order to replace the battery, a plurality of battery assemblies 40 are provided, and each of the battery assemblies 40 is provided with one first connecting assembly 10, while only one second connecting assembly 20 may be provided.

It should be further noted that, when the battery assembly 40 is mounted on the vehicle body, the position of the battery assembly 40 is fixed, that is, the position of the first connecting assembly 10 is fixed. The second connecting assembly 20 is movable relative to the vehicle body, i.e. the second connecting assembly 20 can be moved towards or away from the first connecting assembly 10 by the plug-in mechanism 30.

In the present embodiment, the electric construction machine is an electric excavator.

Of course, the electric working machine may be other electric equipment.

When the first connecting assembly 10 and the second connecting assembly 20 are separated from each other, even if the connector is converted from the state of fig. 1 to the state of fig. 2, a manual force is applied to the handle 32 to drive the force applying arm 31 to rotate clockwise, at this time, the slot 311 synchronously rotates clockwise, the bolt 11 moves relative to the slot 311 from the upper end of the slot 311 to the lower end of the slot 311, the right inner wall of the slot 311 interacts with the bolt 11, the force applying arm 31 and the second connecting assembly 20 are pushed by the bolt 11 to move away from the first connecting assembly 10, and the connector male end 12 and the connector female end 21 are separated from each other;

when the first connecting assembly 10 and the second connecting assembly 20 are matched and plugged, even if the connector is converted from the state of fig. 2 to the state of fig. 1, a manual force is applied to the handle 32 to drive the force applying arm 31 to rotate anticlockwise, at this time, the slot 311 rotates clockwise synchronously, the pin 11 moves towards the upper end of the slot 311 from the lower end of the slot 311 relative to the slot 311, the left inner wall of the slot 311 interacts with the pin 11, the force applying arm 31 and the second connecting assembly 20 are driven by the pin 11 to move towards the first connecting assembly 10, and the male connector 12 and the female connector 21 are plugged with each other.

According to the above description, the utility model has the following advantages:

1. the manual plugging structure of the connector is simple, the operation is convenient, and the cost is lower;

2. the force applying arm is arranged to be of a lever structure, and the plugging and unplugging processes of different distances and different requirements can be met by changing the length of the force applying arm or the hinging position of the force applying arm;

3. the plug is realized by utilizing the force between the plug and the inner wall of the slot, and the plug moves along the inside of the slot, so that the stability of the plug process is ensured.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. And obvious variations or modifications derived therefrom are intended to be within the scope of the invention.

Claims

1. A connector, comprising:

a first connection assembly (10);

a second connection assembly (20) adapted to the first connection assembly (10);

a plugging mechanism (30) which is rotatably connected with the second connecting component (20);

the transmission mechanism is arranged between the first connecting assembly (10) and the plugging mechanism (30), and the transmission mechanism is suitable for driving the first connecting assembly (10) or the second connecting assembly (20) to move close to or away from each other in the rotating process of the plugging mechanism (30).

2. Connector according to claim 1, characterized in that the plugging mechanism (30) comprises a force applying arm (31), a first end of the force applying arm (31) is slidably connected with the first connection assembly (10) through the transmission mechanism, a second end of the force applying arm (31) is a free end, and a part between two ends of the force applying arm (31) is used for rotatably connecting with the second connection assembly (20).

3. The connector according to claim 2, wherein a slot (311) is formed at a first end of the force applying arm (31), the transmission mechanism includes a latch (11) disposed on the first connecting assembly (10), the latch (11) is inserted into the slot (311), the latch (11) can be slidably connected to an inner wall of the slot (311) and can apply force to the inner wall of the slot (311) to drive the plugging mechanism (30) and the second connecting assembly (20) to move; or, alternatively, the number of the first and second,

the transmission mechanism comprises a bolt (11) arranged at the first end of the force applying arm (31), a slot (311) is formed in the first connecting assembly (10), the bolt (11) is inserted into the slot (311), the inner wall of the slot (311) can be connected with the bolt (11) in a sliding mode and can apply force to the bolt (11) so as to drive the plugging mechanism (30) and the second connecting assembly (20) to move.

4. A connector according to claim 3, wherein the slot (311) is a straight slot, and one end of the slot (311) is provided with an opening.

5. The connector according to any one of claims 2-4, wherein a pair of the force applying arms (31) is provided, the pair of force applying arms (31) is respectively provided at two sides of the second connecting component (20), a handle (32) is connected between the pair of force applying arms (31), and two ends of the handle (32) are respectively connected with the second ends of the pair of force applying arms (31).

6. Connector according to claim 3 or 4, characterized in that the first connection assembly (10) comprises a male connector end (12) and the second connection assembly (20) comprises a female connector end (21), the male connector end (12) being mateable with the female connector end (21).

7. Connector according to claim 6, characterized in that the first connection assembly (10) comprises a first mounting plate (13), the connector male end (12) being arranged on the first mounting plate (13); and/or the presence of a gas in the atmosphere,

the second connecting component (20) comprises a second mounting plate (22), the female end (21) of the connector is arranged on the second mounting plate (22), and the plugging mechanism (30) is rotatably arranged on the second mounting plate (22).

8. The connector according to claim 7, characterized in that a first lug (131) extends from the first mounting plate (13), and the latch (11) is disposed on the first lug (131); and/or the presence of a gas in the atmosphere,

a second lug (221) extends from the second mounting plate (22), and the force applying arm (31) and the second lug (221) are rotatably connected through a connecting piece (312).

9. An electrical working machine, characterized in that it comprises a connector according to any one of claims 1-8.

10. The electrical working machine according to claim 9, further comprising a vehicle body and a battery assembly (40), wherein the battery assembly (40) is detachably connected to the vehicle body, the first connecting assembly (10) is electrically connected to the battery assembly (40), and the second connecting assembly (20) is electrically connected to the vehicle body.