CN216004847U - Electricity taking device for vertical transport tool - Google Patents

Abstract

The utility model relates to the technical field of electricity taking equipment, in particular to an electricity taking device for a vertical transport tool, which comprises an electricity receiving conductor and an electricity taking mechanism, wherein the electricity receiving conductor is fixedly arranged along the motion direction of the vertical transport tool; the electricity taking mechanism comprises a fixed part fixedly connected to the vertical transport tool, a movable part movably connected to the fixed part and a first force application part connected with the movable part and the fixed part; the utility model discloses an it gets the form of electricity mechanism and receiving the electric conductor contact and getting to get the electricity to get the electric device adoption, the structure is simple relatively, and the installation is maintained conveniently, has avoided adopting traditional power cable to get the consumption of electric mode big, power cable is long, the drawback of the easy fatigue damage of power cable outsourcing rubber, and the electricity of specially adapted perpendicular transport means when the operation is got, and can keep contact assembly and the contact of receiving the electric conductor through first application of force spare at the electricity getting in-process, avoids appearing the condition of outage, and is safe, reliable.

Description

Electricity taking device for vertical transport tool

Technical Field

The utility model relates to an get electrical equipment technical field, especially relate to a perpendicular transport means and get electric installation.

Background

The vertical transport means is used for transporting goods or people, for example, a common vertical lift elevator in life belongs to the vertical transport means, and along with the development of society, the use of the elevator is more and more common, and the elevator is only used in commercial buildings and hotels in the past and is transited to be used in places such as office buildings, residential buildings and the like; with the popularization of elevators, convenience is brought to the life of people, but the accompanying elevator accidents are increased gradually, and people are more and more concerned about the safety protection measures of vertical lifting elevators; each part of an elevator needs electric power support when the elevator runs, such as an elevator machine room, a car system, a door system and each safety protection device, the existing elevator supplies electric power in a way of a power cable along with the elevator, so that the elevator is lifted and lowered, traction force for pulling and supporting the power cable is required to be provided, the power consumption is increased, the power cable which moves along with the car and runs through an elevator shaft is longer, and the power cable is usually in a continuous bending state in the moving process of the car, so that the power cable can cause fatigue damage of an outer rubber coating due to frequent bending, and further has great potential hazards of electrical faults.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, utility model provides a perpendicular transport means gets electric installation, its perpendicular transport means who has solved among the prior art gets the inconvenient problem of electricity.

According to an embodiment of the utility model, a vertical transport means electricity taking device comprises an electricity receiving conductor fixedly arranged along the motion direction of the vertical transport means and an electricity taking mechanism fixedly arranged on the vertical transport means;

the electricity taking mechanism comprises a fixed part fixedly connected to the vertical transport tool, a movable part movably connected to the fixed part and a first force application part connected with the movable part and the fixed part; the moving part is connected with a plurality of contact assemblies in contact with the power receiving conductor, the contact assemblies are electrically connected with the vertical transport tool, and the first force application member applies acting force approaching the power receiving conductor to the moving part.

In the embodiment, the power receiving conductor can be connected with a commercial power or an emergency standby power supply through a transformer, a generator and a switch cabinet, so that the power receiving conductor is always in a power-on state, the power taking mechanism is fixedly installed on the vertical transport tool through the fixing part, the power taking mechanism can be driven to move together when the vertical transport tool moves up and down, and the power taking mechanism is contacted with the power receiving conductor arranged along the motion direction of the vertical transport tool through the contact assembly when the power taking mechanism moves up and down; the contact assembly is connected to the moving part, the moving part is movably connected to the fixed part, the first force application part always keeps applying an acting force close to the power receiving conductor to the moving part, the contact assembly on the moving part can always flexibly contact the power receiving conductor when the power taking mechanism moves up and down, and the contact assembly and the power receiving conductor are prevented from being separated from a contact state due to the fact that the power receiving conductor is uneven, loss between the contact assembly and the power receiving conductor and the like; contact module can get the electricity with the contact of current-receiving conductor during contact to on carrying the perpendicular transport means of being connected with the contact module electricity, thereby provide electric power support for perpendicular transport means, the utility model discloses an it adopts the form of getting the electricity mechanism and getting the electricity with the contact of current-receiving conductor to get the electricity device, and the structure is simple relatively, and the installation is maintained conveniently, and it is big to have avoided adopting traditional power cable to get the consumption of electricity mode, and power cable is long, the easy fatigue damage's of power cable outsourcing rubber drawback, and the electricity is got to the specially adapted perpendicular transport means when the operation, and can keep contact module and the contact of current-receiving conductor through first application of force spare at the electricity getting in-process, avoids appearing the condition of outage, and is safe, reliable.

Further, the fixed part comprises a door-shaped frame fixedly connected to the vertical transport tool, and the movable part is a movable rod; the door-shaped frame is fixedly connected with a first bearing, the outer side wall of the first bearing is fixedly connected with the door-shaped frame, the movable rod is L-shaped, one end of the movable rod is fixedly connected with the inner side wall of the first bearing, and the other end of the movable rod is a free end.

Further, the first force application member comprises a thrust assembly mounted on one side of the moving member far away from the power receiving conductor and a tension assembly mounted on one side of the moving member close to the power receiving conductor, and the thrust assembly and the tension assembly both comprise a first fixing plate fixedly connected with the fixing member and a second fixing plate fixedly connected with the moving member; the thrust assembly further comprises a first thrust spring, two ends of the first thrust spring are fixedly connected with the first fixing plate and the second fixing plate respectively, and the tension assembly further comprises a tension spring, two ends of the tension spring are fixedly connected with the first fixing plate and the second fixing plate respectively.

Further, get electric mechanism and still include the restriction subassembly, the restriction subassembly includes first pole setting, the second pole setting and the connecting rod of fixed connection on the moving part on the mounting, connecting rod one end with first pole setting is articulated, the other end with the second pole setting is articulated.

Further, still include be used for the contact assembly with perpendicular transport means electricity connects the cable, the contact assembly includes four, the cable includes respectively with four three live wires and a zero line that the contact assembly electricity is connected.

Further, the contact assembly comprises a connecting piece, a contact piece and a power transmission piece, wherein the contact piece and the power transmission piece are mounted on the connecting piece; the contact element is contacted with the power receiving conductor, and the contact element is tightly attached to the power receiving element and is connected with the live wire or the zero wire.

Further, the contact assembly further comprises a second force application member and a third force application member; the second urging member applies an urging force toward the contact member to the power transmitting member, and the third urging member applies an urging force toward the power transmitting member to the contact member.

Further, the connecting piece includes connecting plate, U-shaped frame and fixed axle, the U-shaped frame includes diaphragm and fixed connection two extension boards on the diaphragm, connecting plate one end with diaphragm fixed connection, the other end with moving part fixed connection, the fixed axle and two the connection can be dismantled to the extension board, the second application of force piece the power transmission piece the contact and the third application of force piece is installed in proper order on the fixed axle, and is located two between the extension board.

Further, the second force application part is a second thrust spring, the power transmission part is fixedly connected to the second copper bar on the fixed shaft, the third force application part is fixedly connected to the thrust bearing on the fixed shaft, the contact part comprises a second bearing and a copper ring fixedly connected to the outer side wall of the second bearing, and the inner side wall of the second bearing is fixedly connected to the fixed shaft.

Further, an annular groove is formed in the outer side wall of the copper ring, the current-receiving conductor is a first copper bar, and the first copper bar is fixedly connected with a plurality of protruding portions extending into the annular groove.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses an it gets the form of electricity mechanism and receiving the electric conductor contact and getting to get the electricity to get the electric device adoption, the structure is simple relatively, and the installation is maintained conveniently, has avoided adopting traditional power cable to get the consumption of electric mode big, power cable is long, the drawback of the easy fatigue damage of power cable outsourcing rubber, and the electricity of specially adapted perpendicular transport means when the operation is got, and can keep contact assembly and the contact of receiving the electric conductor through first application of force spare at the electricity getting in-process, avoids appearing the condition of outage, and is safe, reliable.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

fig. 3 is a schematic front view of the power taking mechanism according to the embodiment of the present invention;

FIG. 4 is an enlarged schematic view at B of FIG. 3;

fig. 5 is an installation schematic view of a first copper bar according to an embodiment of the present invention;

FIG. 6 is a schematic structural view of a door frame according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a fixing shaft according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a contact according to an embodiment of the present invention;

in the above drawings: 10. a first copper bar; 11. a projection; 12. a cable; 110. a door-shaped frame; 111. a first fixing plate; 112. a first thrust spring; 113. a tension spring; 121. a first upright rod; 122. a second upright stanchion; 123. a connecting rod; 130. a first bearing; 131. a movable rod; 132. a second insulating base; 133. a second fixing plate; 140. a contact assembly; 141. a connecting plate; 142. a U-shaped frame; 1421. a first insulating base; 143. a fixed shaft; 1431. a square bar; 1432. a round bar; 1433. perforating; 144. a restricting pin; 145. locking the nut; 146. a second thrust spring; 147. a second copper bar; 1471. a copper nose; 148. a contact member; 1481. a square hole fixing block; 1482. a second bearing; 1483. a copper ring; 149. a thrust bearing; 150. and an insulating gasket.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 to 8 together, the embodiment provides a vertical transportation vehicle power taking device, which includes a power receiving conductor fixedly disposed along a movement direction of a vertical transportation vehicle, and a power taking mechanism fixedly mounted on the vertical transportation vehicle;

the electricity taking mechanism comprises a fixed part fixedly connected to the vertical transport tool, a movable part movably connected to the fixed part and a first force application part connected with the movable part and the fixed part; the movable member is connected with a plurality of contact components 140 contacting with the power receiving conductor, the contact components 140 are electrically connected with the vertical transport tool, and the first force application member applies acting force approaching towards the power receiving conductor to the movable member.

In this embodiment, the power receiving conductor may be connected to the commercial power or the emergency standby power through the transformer, the generator, and the switch cabinet, so that the power receiving conductor is always in a power-on state, the power taking mechanism is fixedly mounted on the vertical transport tool through the fixing member, the power taking mechanism can be driven to move together when the vertical transport tool moves up and down, and the power taking mechanism contacts the power receiving conductor arranged along the motion direction of the vertical transport tool through the contact assembly 140 when the power taking mechanism moves up and down; the contact assembly 140 is connected to the moving part, the moving part is movably connected to the fixed part, the first force application part always applies an acting force approaching towards the power receiving conductor to the moving part, the contact assembly 140 on the moving part can always flexibly contact with the power receiving conductor when the power taking mechanism moves up and down, and the contact assembly 140 and the power receiving conductor are prevented from being separated from a contact state due to the conditions of unevenness of the power receiving conductor, loss between the contact assembly 140 and the power receiving conductor and the like; contact module 140 can get the electricity with the contact of current-receiving conductor during to on carrying the perpendicular transport means of being connected with contact module 140 electricity, thereby provide electric power support for perpendicular transport means, the utility model discloses an it adopts the form of getting the electricity mechanism and getting the electricity with the contact of current-receiving conductor to get the electricity device, and the structure is simple relatively, and the installation is maintained conveniently, and it is big to have avoided adopting traditional power cable 12 to get the consumption of electricity mode, and power cable 12 is long, the drawback of the easy fatigue damage of power cable 12 outsourcing rubber, and the electricity of specially adapted perpendicular transport means when the operation is got, and can keep contact module 140 and the contact of current-receiving conductor through first application of force spare at the electricity getting in-process, avoids appearing the condition of outage, and is safe, reliable.

Preferably, the stationary member includes a gate frame 110 fixedly attached to the vertical conveyance, and the movable member is a movable rod 131; the door-shaped frame 110 is fixedly connected with a first bearing 130, the outer side wall of the first bearing 130 is fixedly connected with the door-shaped frame 110, the movable rod 131 is L-shaped, one end of the movable rod is fixedly connected with the inner side wall of the first bearing 130, and the other end of the movable rod is a free end.

As shown in fig. 1, 2, 3, 4 and 6, the gantry 110 may be welded to a vertical transportation vehicle, so that the power taking mechanism can be stably and fixedly connected to the vertical transportation vehicle, one side of the L-shaped movable rod 131 is rotatably connected to the inner side wall of the first bearing 130, and the other side of the L-shaped movable rod 131 is horizontally arranged, so that the movable rod 131 can be movably connected to the gantry 110; specifically, when the vertical conveyance is a conventional elevator, the gate frame 110 is welded to the top or bottom of the elevator car.

Preferably, the first force application element comprises a thrust element mounted on a side of the moving element away from the power receiving conductor and a tension element mounted on a side of the moving element close to the power receiving conductor, and the thrust element and the tension element each comprise a first fixing plate 111 fixedly connected with the fixed element and a second fixing plate 133 fixedly connected with the moving element; the thrust assembly further comprises a first thrust spring 112 with two ends respectively fixedly connected with the first fixing plate 111 and the second fixing plate 133, and the tension assembly further comprises a tension spring 113 with two ends respectively fixedly connected with the first fixing plate 111 and the second fixing plate 133.

As shown in fig. 1 and 3, a first pushing spring 112 between the first fixing plate 111 and the second fixing plate 133 applies an urging force approaching the power receiving conductor to the moving part, and a pulling spring 113 between the first fixing plate 111 and the second fixing plate 133 applies a pulling force approaching the power receiving conductor to the moving part; the thrust assembly and the tension assembly can always provide acting force close to the power receiving conductor for the contact assembly 140 on the moving part, and the contact assembly 140 can always be contacted by the power receiving conductor when the power taking mechanism moves up and down.

Preferably, the electricity taking mechanism further comprises a limiting assembly, the limiting assembly comprises a first vertical rod 121 fixedly connected to the fixed member, a second vertical rod 122 fixedly connected to the movable member, and a connecting rod 123, one end of the connecting rod 123 is hinged to the first vertical rod 121, and the other end of the connecting rod 123 is hinged to the second vertical rod 122.

As shown in fig. 1 and 3, the first vertical rod 121 is a long vertical rod fixedly connected to the portal frame 110, the second vertical rod 122 is a short vertical rod fixedly connected to the movable rod 131, the connecting rod 123 is obliquely arranged, and two ends of the connecting rod are respectively hinged to the tops of the long vertical rod and the short vertical rod; the hinged or connecting rod 123 can move horizontally, does not affect the horizontal rotation of the movable rod 131, but can limit the up-and-down movement of the movable rod 131; the stability of the electricity taking mechanism can be improved, and the flexible rotation of the movable rod 131 is not hindered; specifically, the horizontal rotation hinge of the connecting rod 123 with the long vertical rod and the short vertical rod belongs to a common structure in the prior art.

Preferably, the cable 12 for electrically connecting the contact assembly 140 to the vertical conveyance is further included, the contact assembly 140 includes four, and the cable 12 includes three live wires and one neutral wire electrically connected to the four contact assemblies 140, respectively.

As shown in fig. 1, the three-phase four-wire system belongs to a common connection mode in the prior art, and supplies power to three live wires and one neutral wire in the cable 12 through four contact assemblies 140, and then supplies power to the vertical transportation tool through the cable 12.

Preferably, the contact assembly 140 includes a connector and a contact 148, an electrical delivery member, mounted on the connector; the contact 148 is in contact with the power receiving conductor, and the contact 148 is in close contact with the power transmitting member and is connected to the live wire or neutral wire.

As shown in fig. 1 to 4, when the power-taking mechanism moves up and down again, the contact 148 contacts the power-receiving conductor, transmits power to the power-transmitting member in close contact therewith, and transmits power to the vertical transportation means through the live line and the neutral line connected to the power-transmitting member.

Preferably, the contact assembly 140 further comprises a second force application member and a third force application member; the second force application member applies a force to the power transmission member approaching the contact member 148, and the third force application member applies a force to the contact member 148 approaching the power transmission member.

As shown in fig. 1 to 4, in the process of re-taking electricity, the contact 148 and the power transmission element are always kept in close contact with each other by the acting force of the second force application member and the third force application member, so that the contact 148 can conduct electricity to the power transmission element.

Preferably, the connecting member includes a connecting rod 123, a U-shaped frame 142 and a fixing shaft 143, the U-shaped frame 142 includes a transverse plate and two support plates fixedly connected to the transverse plate, one end of the connecting plate 141 is fixedly connected to the transverse plate, the other end of the connecting plate is fixedly connected to the movable member, the fixing shaft 143 is detachably connected to the two support plates, and the second force application member, the power transmission member, the contact member 148 and the third force application member are sequentially mounted on the fixing shaft 143 and located between the two support plates.

As shown in fig. 1, 2, 3, 4 and 7, the U-shaped frame 142 is fixedly connected to the movable rod 131 through two connecting plates 141, the fixing shaft 143 includes a square rod 1431 and round rods 1432 fixedly connected to two ends of the square rod 1431, threads are formed on the round rods 1432, openings for the round rods 1432 to pass through are formed on both the support plates on the U-shaped frame 142, the fixing shaft 143 passes through the openings on the support plates, and the fixing shaft 143 is fixed to the U-shaped frame 142 through a locking nut 145 in threaded connection with the round rods 1432, specifically, a through hole 1433 for the limiting pin 144 to pass through is formed on the round rod 1432, and the locking nut 145 can be prevented from being separated from the round rod 1432 through the limiting pin 144, so that the fixing shaft 143 is detachably connected to the U-shaped frame 142, and installation and detachment of the second force application member, the power transmission member, the contact member 148 and the third force application member on the fixing shaft 143 is facilitated; the two support plates on the U-shaped frame 142 can be restricted to the second force application member, the power transmission member, the contact member 148 and the third force application member on the square bar 1431 to prevent the falling-off.

Preferably, the second force applying element is a second thrust spring 146, the power transmitting element is a second copper bar 147 fixedly connected to the fixed shaft 143, the third force applying element is a thrust bearing 149 fixedly connected to the fixed shaft 143, the contact element 148 includes a second bearing 1482 and a copper ring 1483 fixedly connected to an outer sidewall of the second bearing 1482, and an inner sidewall of the second bearing 1482 is fixedly connected to the fixed shaft 143.

As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 7, and fig. 8, the contact element 148 includes a square hole fixing block 1481 fixedly connected to an inner side wall of the second bearing 1482, a square hole on the square hole fixing block 1481 can be penetrated by a square rod 1431 on the fixing shaft 143, so as to prevent the inner side wall of the second bearing 1482 from rotating, and the copper ring 1483 is in sliding contact with the power receiving conductor when moving up and down with the power taking mechanism, so that friction force is reduced and conductivity is not affected; the second copper bar 147 is contacted with the copper ring 1483 for conducting electricity; the second thrust spring 146 applies a pushing force to the second copper bar 147, and the thrust bearing 149 applies a pushing force to the contact piece 148, so that the second copper bar 147 and the copper ring 1483 on the contact piece 148 are always kept in contact, and the second copper bar 147 and the copper ring 1483 are prevented from being separated from a contact state due to the problem of friction loss; specifically, the second copper bar 147 and the thrust bearing 149 can be installed in a manner of opening square holes to be matched with the square bar 1431 on the fixed shaft 143, so that the inner side walls of the second copper bar 147 and the thrust bearing 149 are prevented from rotating due to friction force; more specifically, the second copper bar 147 is fixedly connected with a copper nose 1471 in the prior art, and is connected with the live wire or the neutral wire on the cable 12 through the copper nose 1471.

Specifically, as shown in fig. 1 to 4, insulating spacers 150 are disposed between the locking nut 145 and the support plate, between the second thrust spring 146 and the second copper bar 147, between the contact 148 and the thrust bearing 149, and between the thrust bearing 149 and the support plate, and the connecting plate 141 and the fixing shaft 143 may be made of insulating materials, so as to prevent the electricity-taking mechanism from generating an electric leakage condition in the electricity-taking process; more specifically, a first insulating base 1421 is fixedly connected to each U-shaped frame 142, a second insulating base 132 is fixedly connected to each movable rod 131, and the live wire and the neutral wire of the cable 12 are sequentially connected to the first insulating base 1421 and the second insulating base 132, so that the live wire and the neutral wire of the cable 12 are prevented from being knotted.

Preferably, the annular groove has been seted up on the lateral wall of copper ring 1483, and the current-collecting conductor is first copper bar 10, and fixedly connected with stretches into a plurality of bulges 11 of annular groove on the first copper bar 10.

As shown in fig. 1 to 5, when the ring groove on the outer side wall of the copper ring 1483 contacts with the protrusion 11 on the first copper bar 10, the contact is more stable and reliable; specifically, when the upper vertical transport means is an elevator in the prior art, the first copper bar 10 is fixedly connected to the side wall of the elevator hoistway; and the cable 12 through three-phase four-wire system connects each part of elevator to assemble and carry out parallel processing in the power connection case fixedly connected on the car, get the electricity mechanism and export each part that needs electric power support in the elevator through power connection case after getting the electricity.

Compared with the prior art, the utility model discloses an it gets the form of electricity to get the electric mechanism and receive the electric conductor contact to get the electric device adoption, the structure is simple relatively, and the installation is maintained conveniently, it is big to have avoided adopting traditional power cable 12 to get the consumption of electricity mode, power cable 12 is long, the drawback of the easy fatigue damage of power cable 12 outsourcing rubber, the electricity of specially adapted perpendicular transport means when the operation is got, and can keep contact assembly 140 and receive the contact of electric conductor through first application of force spare at the electricity in-process, the condition of avoiding appearing cutting off the power supply, safety, reliability.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (10)

1. A vertical transport means electricity taking device is characterized by comprising an electricity receiving conductor fixedly arranged along the motion direction of a vertical transport means and an electricity taking mechanism fixedly arranged on the vertical transport means;

the electricity taking mechanism comprises a fixed part fixedly connected to the vertical transport tool, a movable part movably connected to the fixed part and a first force application part connected with the movable part and the fixed part; the moving part is connected with a plurality of contact assemblies in contact with the power receiving conductor, the contact assemblies are electrically connected with the vertical transport tool, and the first force application member applies acting force approaching the power receiving conductor to the moving part.

2. The vertical transportation vehicle power taking device according to claim 1, wherein the fixed member comprises a portal frame fixedly connected to the vertical transportation vehicle, and the movable member is a movable rod; the door-shaped frame is fixedly connected with a first bearing, the outer side wall of the first bearing is fixedly connected with the door-shaped frame, the movable rod is L-shaped, one end of the movable rod is fixedly connected with the inner side wall of the first bearing, and the other end of the movable rod is a free end.

3. The vertical transportation vehicle power taking device according to claim 1, wherein the first force applying element comprises a thrust element mounted on a side of the movable element away from the power receiving conductor and a tension element mounted on a side of the movable element close to the power receiving conductor, and each of the thrust element and the tension element comprises a first fixing plate fixedly connected with the fixed element and a second fixing plate fixedly connected with the movable element; the thrust assembly further comprises a first thrust spring, two ends of the first thrust spring are fixedly connected with the first fixing plate and the second fixing plate respectively, and the tension assembly further comprises a tension spring, two ends of the tension spring are fixedly connected with the first fixing plate and the second fixing plate respectively.

4. The vertical transportation vehicle power taking device according to claim 1, wherein the power taking mechanism further comprises a limiting assembly, the limiting assembly comprises a first vertical rod fixedly connected to the fixing member, a second vertical rod fixedly connected to the moving member, and a connecting rod, one end of the connecting rod is hinged to the first vertical rod, and the other end of the connecting rod is hinged to the second vertical rod.

5. The vertical transportation vehicle power taking device according to claim 1, further comprising four cables for electrically connecting the contact assemblies to the vertical transportation vehicle, wherein the cables comprise three live wires and one neutral wire respectively electrically connected to the four contact assemblies.

6. The vertical transport vehicle power take-off device as claimed in claim 5, wherein the contact assembly comprises a connecting piece, and a contact piece and a power transmission piece which are arranged on the connecting piece; the contact element is contacted with the power receiving conductor, and the contact element is tightly attached to the power transmission element and connected with the live wire or the zero wire.

7. The vertical transport vehicle power take-off device of claim 6, wherein the contact assembly further comprises a second force applying member and a third force applying member; the second urging member applies an urging force toward the contact member to the power transmitting member, and the third urging member applies an urging force toward the power transmitting member to the contact member.

8. The vertical transportation tool power taking device according to claim 7, wherein the connecting piece comprises a connecting plate, a U-shaped frame and a fixed shaft, the U-shaped frame comprises a transverse plate and two support plates fixedly connected to the transverse plate, one end of the connecting plate is fixedly connected with the transverse plate, the other end of the connecting plate is fixedly connected with the movable member, the fixed shaft is detachably connected with the two support plates, and the second force application member, the power supply member, the contact member and the third force application member are sequentially mounted on the fixed shaft and located between the two support plates.

9. The vertical transportation vehicle power taking device according to claim 8, wherein the second force applying member is a second thrust spring, the power transmitting member is a second copper bar fixedly connected to the fixed shaft, the third force applying member is a thrust bearing fixedly connected to the fixed shaft, the contact member comprises a second bearing and a copper ring fixedly connected to the outer side wall of the second bearing, and the inner side wall of the second bearing is fixedly connected to the fixed shaft.

10. The vertical transportation vehicle power taking device according to claim 9, wherein an annular groove is formed in an outer side wall of the copper ring, the power receiving conductor is a first copper bar, and a plurality of protrusions extending into the annular groove are fixedly connected to the first copper bar.

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