CN218161036U - Floating mechanism and electric vehicle power conversion system - Google Patents

Abstract

The utility model provides an electrical system is traded to relocation mechanism and electric vehicle, relocation mechanism, include: the installation platform is provided with a butt joint piece; the installing frame, on the installing frame is fixed in the installation main part, mount table swing joint in installing frame, the mount table can drive the butt joint piece that sets up above that and remove for the installing frame. The floating mechanism is installed on the installation main body through the installation frame, the butt joint piece is installed on the installation platform, the installation platform is movably connected to the installation frame, and therefore the butt joint piece installed on the floating mechanism can be driven to float. Therefore, the floating mechanism can realize the integral floating of the vehicle-end electric connector or the station-end electric connector which is arranged on the mounting table, and is convenient for the floating butt joint of a plurality of battery-end electric connectors and a plurality of corresponding vehicle-end electric connectors or a plurality of station-end electric connectors.

Description

Floating mechanism and electric vehicle power conversion system

Technical Field

The specification relates to the technical field of electric vehicle power exchanging, in particular to a floating mechanism and an electric vehicle power exchanging system.

Background

With the development of society, people's environmental protection consciousness is stronger and stronger, and more electric vehicles are used by people. The electric vehicle needs to be supplemented with electric quantity along with the consumption of the electric quantity in the using process, one mode is to directly charge the battery, the other mode is to directly replace the battery, the charging time of the battery pack is longer in the charging mode, the battery pack is directly replaced in the battery replacing mode, and the time can be greatly saved. Generally, when a battery is directly replaced by a battery replacement method, an electrical connector on a battery pack needs to be plugged into an electrical connector on a vehicle to supply power to the vehicle by the battery pack, and the replaced battery pack needs to be plugged into an electrical connector on a battery rack in a battery replacement station to charge.

However, since it is impossible to ensure that the battery pack is always in a completely horizontal state, especially when the battery pack is installed on an electric vehicle, the vehicle and the battery pack are not in a completely horizontal state, and thus a certain floating space is required for the electric connector, and it is ensured that the battery pack electric connector is matched with the vehicle-end electric connector and the station-end electric connector. The floating mode of the traditional electric connector is that the floating is realized by adopting a tension spring, generally, the floating is only +/-3 mm, the floating range is small, the connection and the matching of the battery pack electric connector, the vehicle end electric connector and the station end electric connector are inconvenient, if a plurality of electric connectors are used together, the floating range is too small, and the simultaneous adaptation of a plurality of battery pack electric connectors at the vehicle end and a plurality of corresponding vehicle end electric connectors or a plurality of station end electric connectors cannot be met.

SUMMERY OF THE UTILITY MODEL

In order to solve the comparatively inconvenient problem of connection cooperation of battery package electric connector and car end electric connector and station end electric connector among the background art, the utility model provides a relocation mechanism and electric vehicle trade electric system.

The utility model provides a following technical scheme:

a float mechanism comprising:

the installation platform is provided with a butt joint piece;

the mounting frame, the mounting frame is fixed in on the installation main part, the mount table swing joint in the mounting frame, the mount table can drive to set up above that the butt joint piece for the mounting frame removes.

Foretell floating mechanism passes through the installing frame to be installed in the installation main part, installs interfacing part (like car end electric connector or station end electric connector) on the mount table, mount table swing joint in installing frame to can drive the interfacing part of installing above that and float, the migration range of mount table can set up according to actual need is nimble, floating mechanism's floating range is big, can satisfy the required big floating amount demand of a plurality of interfacing parts simultaneous adaptation. Therefore, the floating mechanism can realize the integral floating of the vehicle-end electric connector or the station-end electric connector which is arranged on the mounting table, and is convenient for the floating butt joint of a plurality of battery-end electric connectors and a plurality of corresponding vehicle-end electric connectors or a plurality of station-end electric connectors. Through foretell floating mechanism for car end electric connector or station end electric connector have more floating volume can more accurately with the connector phase-match of battery end, can effectively guarantee the alignment precision of battery end electric connector and car end electric connector or station end electric connector, improve connection efficiency.

Preferably, a plurality of the butting pieces are arranged on the mounting table in parallel.

Based on above-mentioned technical characteristics, through set up a plurality of butt-joint spares on the mount table, be connected through butt-joint spares and outside butt joint, a plurality of butt-joint spares set up side by side, help saving installation space, and be convenient for connect.

Preferably, the floating mechanism further comprises a sliding piece, and the sliding piece is arranged between the mounting table and the mounting frame.

Based on above-mentioned technical characteristics, through set up the sliding member between mount table and installing frame, can avoid direct contact between mount table and the installing frame, when the mount table removes for the installing frame, the sliding member can play and reduce the frictional force between mount table and the installing frame, ensures that the mount table removes smoothly for the installing frame.

Preferably, the sliding member is a ball transfer unit.

In this scheme, universal ball rolls in a flexible way, and when the mount table removed for the installing frame, universal ball rolled in a flexible way, made the mount table smoothly remove for the installing frame.

Preferably, the floating mechanism further comprises a guide part, the guide part comprises a guide rod and a first limiting part, the mounting table is provided with a positioning hole, the mounting frame is provided with a sliding hole corresponding to the positioning hole, one end of the guide rod is connected with the mounting table through the positioning hole, the other end of the guide rod penetrates through the sliding hole and extends to the inner side of the mounting frame, and the end part of the guide rod, which is located at the inner side of the mounting frame, is provided with the first limiting part.

Based on above-mentioned technical characteristics, lead through setting up the direction of floating of guide bar to the mount table, when the mount table removed, the mount table drove the guide bar and slides in the slide opening, restricted the floating range of guide bar through the slide opening to restrict the floating range of mount table, set up first locating part through the tip at the guide bar, can avoid the guide bar to take place to separate between removal in-process and the installing frame.

Preferably, the sliding hole is a kidney-shaped hole.

In this scheme, the waist type hole provides the removal space for the guide bar, waist type hole simple structure, and processing is convenient, can set up the length in waist type hole according to the flexible length that sets up the floating range of mount table, and the floating range adjustment that can realize different mount tables of the length that sets up different waist type holes satisfies the different floating amount of relocation mechanism and sets up the demand, and the floating amount of relocation mechanism sets up nimble convenience, does benefit to the saving cost.

Preferably, the guide part further comprises an elastic resetting part, the elastic resetting part is sleeved on the outer side of the guide rod, and two ends of the elastic resetting part are respectively abutted to the mounting frame and the first limiting part.

Based on above-mentioned technical characteristics, through set up the elasticity piece that resets between installing frame and first locating part, when the mount table removed for the installing frame, the elasticity piece that resets can play the effect of buffering, avoided the translation rate of mount table too fast to avoid the butt joint piece on the mount table to receive the damage, and, the elasticity piece that resets can also drive the mount table automatic re-setting after butt joint piece and outside butt joint separation, facilitate the use.

Preferably, the guide piece further comprises an elastic sheet, the elastic sheet is sleeved on the outer side of the guide rod, and the elastic sheet is arranged between the elastic resetting piece and the mounting frame.

Based on above-mentioned technical characteristics, through set up the shell fragment between elasticity piece and the installing frame that resets, can avoid elasticity to reset the tip of piece and sink into the slide opening and take place the card and die, help improving the installation stability that elasticity reset the piece. Simultaneously, shell fragment and elasticity reset piece can play the effect of dual buffering at the in-process that the mount table removed, and buffering effect is good.

Preferably, the guide part further comprises a second limiting part, one end of the guide rod connected with the mounting table penetrates through the positioning hole and extends to the outer side of the mounting table, and the second limiting part is connected to the end part of the guide rod located at the outer side of the mounting table.

Based on above-mentioned technical characteristics, the second locating part can be installed the guide bar spacingly, through setting up the second locating part, can realize promptly connecting guide bar detachably in the mount table, can avoid again taking place the separation between guide bar and the mount table, ensures that the guide bar is connected reliable and stable with the mount table.

Preferably, the cross section of the installation frame and the cross section of the installation platform are rectangular, and the guide pieces are arranged on the periphery of the installation frame and the periphery of the installation platform.

Based on the technical characteristics, the installation frame and the installation platform are provided with the guide pieces all around, so that the installation platform can be guaranteed to randomly float in all directions in the horizontal plane, the floating effect of the installation platform is guaranteed, and the butt joint piece and the external butt joint can be conveniently butted.

Preferably, the mounting frame is provided with a notch, and the butt joint part penetrates through the mounting table and is accommodated in the notch.

Based on above-mentioned technical characteristics, through seting up the breach on the installing frame, when the mount table was installed on the installing frame, in the part entering breach of interfacing part, through breach holding interfacing part, effectively avoided the installation to interfere, be convenient for the installation of mount table and interfacing part.

Preferably, the mounting frame bottom fixedly connected with mounting panel, open on the mounting panel be used for with the mounting hole that the installation subject is connected.

Based on the technical characteristics, the mounting plate is connected to the bottom of the mounting frame, the mounting holes are formed in the mounting plate, the mounting plate can be mounted on the mounting main body through the cooperation of the mounting holes and fasteners (such as bolts), the floating mechanism is mounted, and the floating mechanism is quite convenient to mount.

Preferably, the mounting frame is provided with a reinforcing rib.

Based on above-mentioned technical characteristics, through set up the strengthening rib on the installing frame, can strengthen the rigidity of installing frame, the load that the increase installing frame can bear increases the structural strength of installing frame.

Preferably, the floating mechanism further comprises: the guide cone is arranged on the mounting table, and the guide cone and the butt joint piece are arranged at intervals.

Based on above-mentioned technical characteristics, through set up the direction awl at the mount table top, when outside butt joint and butt joint piece dock, the effect of direction can be aimed at to the direction awl, and the mount table moves for the installing frame under the drive of direction awl, and then drives butt joint piece and outside butt joint accurate alignment, and the alignment precision is high.

Preferably, the guide cone comprises a guide cone body and a fastener, the guide cone body comprises a first section and a second section which are connected with each other, a guide surface is arranged at one end of the first section, the other end of the first section is connected with one end of the second section, and the other end of the second section penetrates through the mounting table to be connected with the fastener.

Based on above-mentioned technical characteristics, fix the guide cone through the fastener, avoid the guide cone to take place to remove, through setting up the spigot surface, the spigot surface can make the guide cone aim at rather than the outside guide that matches fast, helps improving and aims at efficiency.

Preferably, the installation frame and the position that the guide cone corresponds have been seted up and have been dodged the hole, the guide cone passes dodge the hole.

Based on the technical characteristics, the avoiding hole is formed in the mounting frame, the avoiding hole can achieve the effect of avoiding when the guide cone and the mounting frame are connected, on one hand, the guide cone and the mounting table are convenient to connect, on the other hand, interference between the guide cone and the mounting frame can be avoided, the mounting table is prevented from being influenced, and the mounting table is guaranteed to move smoothly.

Preferably, the floating mechanism further comprises a sealing ring, and the sealing ring is arranged between the butt joint piece and the mounting table.

Based on the technical characteristics, the sealing ring is arranged between the butt joint piece and the mounting platform, so that the sealing performance of the butt joint piece and the external butt joint after butt joint is ensured, and external impurities are prevented from entering the butt joint piece.

Preferably, the docking member is an electrical connector and/or a liquid cooled connector.

Based on the technical characteristics, the butt joint piece can select the electric connector or the liquid cooling connector according to the actual situation, and the electric connector is convenient to butt joint with the external electric connector or the liquid cooling connector is convenient to butt joint with the external liquid cooling butt joint through the floating arrangement of the butt joint piece.

Preferably, the mounting body is a vehicle beam of an electric vehicle and/or a quick-change bracket mounted on the electric vehicle; or, the mounting main body is a battery rack.

Based on the technical characteristics, the mounting main body can be a vehicle beam of the electric vehicle or a quick-change support arranged on the electric vehicle according to the actual use condition of the floating mechanism, the mounting main body can also be a battery frame in a battery changing station, the floating mechanism is arranged on the vehicle beam or the quick-change support and can be convenient for the butt joint of the battery end electric connector and the vehicle end electric connector, and the floating mechanism is arranged on the battery frame and can be convenient for the butt joint of the battery end electric connector and the station end electric connector.

An electric vehicle commutation system comprising a float mechanism as claimed in any one of the preceding claims.

According to the electric vehicle power exchanging system, the floating mechanism is adopted, so that the vehicle-end electric connector or the station-end electric connector has larger floating amount and can be more accurately matched with the connector at the battery end, the alignment precision of the battery-end electric connector and the vehicle-end electric connector or the station-end electric connector can be effectively guaranteed, and the connection efficiency is improved.

Compared with the prior art, the utility model discloses an above-mentioned at least one technical scheme beneficial effect that can reach includes at least:

the floating mechanism is installed on the installation main body through the installation frame, the butt joint piece (such as a vehicle end electric connector or a station end electric connector) is installed on the installation platform, the installation platform is movably connected to the installation frame, so that the butt joint piece installed on the installation platform can be driven to float, the moving range of the installation platform can be flexibly set according to actual needs, the floating range of the floating mechanism is large, and the requirement of large floating amount for simultaneous adaptation of a plurality of butt joint pieces can be met. Therefore, the floating mechanism can realize the integral floating of the vehicle-end electric connector or the station-end electric connector which is arranged on the mounting table, and is convenient for the floating butt joint of a plurality of battery-end electric connectors and a plurality of corresponding vehicle-end electric connectors or a plurality of station-end electric connectors. Through foretell floating mechanism for car end electric connector or station end electric connector have more floating volume can more accurately with the connector phase-match of battery end, can effectively guarantee the alignment precision of battery end electric connector and car end electric connector or station end electric connector, improve connection efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a perspective view of a floating mechanism provided in the present invention.

Fig. 2 is a schematic view illustrating a first perspective structure of a floating mechanism provided in the present invention;

fig. 3 is a schematic view of a second perspective structure of a floating mechanism provided by the present invention;

fig. 4 is a schematic structural diagram of the floating mechanism provided by the present invention without an installation table;

fig. 5 is a schematic structural diagram of a floating mechanism provided by the present invention without an installation frame;

fig. 6 is a schematic view of a guide cone omitting fastener structure of a floating mechanism provided by the present invention;

fig. 7 is a schematic structural diagram of a guide cone of a floating mechanism provided by the present invention.

In the figure: 1. the mounting table, 2, the installing frame, 3, the mounting panel, 4, the mounting hole, 5, the slide opening, 6, the locating hole, 7, the guide bar, 8, the shell fragment, 9, the elasticity piece that resets, 10, first locating part, 11, butt joint piece, 12, the second locating part, 13, the guide cone, 13a, first section, 13b, the second section, 13c, the fastener, 13d, the spigot surface, 14, the slip piece, 15, dodge the hole, 16, breach, 17, the strengthening rib.

Detailed Description

Embodiments of the present application are described in detail below with reference to the accompanying drawings.

The following embodiments of the present application are described by specific examples, and other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. The present application is capable of other and different embodiments and its several details are capable of modifications and/or changes in various respects, all without departing from the spirit of the present application. It should be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It is noted that various aspects of the embodiments are described below within the scope of the appended claims. It should be apparent that the aspects described herein may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative. Based on the present application, one skilled in the art should appreciate that one aspect described herein may be implemented independently of any other aspects and that two or more of these aspects may be combined in various ways. For example, an apparatus may be implemented and/or a method practiced using any number and aspects set forth herein. Additionally, such an apparatus may be implemented and/or such a method may be practiced using other structure and/or functionality in addition to one or more of the aspects set forth herein.

It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present application, and the drawings only show the components related to the present application rather than the number, shape and size of the components in actual implementation, and the type, amount and ratio of the components in actual implementation may be changed arbitrarily, and the layout of the components may be more complicated.

In addition, in the following description, specific details are provided to facilitate a thorough understanding of the examples. However, it will be understood by those skilled in the art that the aspects may be practiced without these specific details.

The technical solutions provided by the embodiments of the present application are described below with reference to the accompanying drawings.

As shown in fig. 1 to 4, a floating mechanism includes:

the installation platform 1 is provided with a butt joint piece 11, and the butt joint piece 11 is installed at the top of the installation platform 1;

installing frame 2, installing frame 2 are fixed in the installation main part on, and 1 swing joint of mount table is in installing frame 2, and mount table 1 can drive the butt joint piece 11 that sets up on it and remove for installing frame 2, and mount table 1 can carry out the removal of four directions all around in the horizontal plane along installing frame 2 to drive butt joint piece 11 and removing, be convenient for butt joint piece 11 and outside butt joint.

Floating mechanism passes through installing frame 2 to be installed in the installation subject, installs interfacing part 11 (like car end electric connector or station end electric connector) on mount table 1, and 1 swing joint in installing frame 2 of mount table to can drive the interfacing part 11 of installing above that and float, the range of movement of mount table 1 can set up according to actual need is nimble, floating mechanism's floating range is big, can satisfy the required big floating amount demand of a plurality of interfacing parts 11 simultaneous adaptation. Therefore, the floating mechanism can realize the integral floating of the vehicle-end electric connector or the station-end electric connector installed on the installation platform 1, and is convenient for the floating butt joint of a plurality of battery-end electric connectors and a plurality of corresponding vehicle-end electric connectors or a plurality of station-end electric connectors. Through foretell floating mechanism for car end electric connector or station end electric connector have more floating volume can more accurately with the connector phase-match of battery end, can effectively guarantee the alignment precision of battery end electric connector and car end electric connector or station end electric connector, improve connection efficiency.

Further, a plurality of butt-joint pieces 11 are arranged on the installation platform 1 in parallel, specifically, the plurality of butt-joint pieces 11 are arranged on the upper surface of the installation platform in parallel, when the installation platform 1 moves along the installation frame 2, the plurality of butt-joint pieces 11 move together along with the installation platform 1, synchronous floating of the plurality of butt-joint pieces 11 is achieved, and the plurality of butt-joint pieces are arranged in parallel, so that installation space is saved, and connection is facilitated. In particular, the docking member 11 is preferably an electrical connector or a liquid-cooled connector, which may be designed according to the use situation.

In the present embodiment, the docking member 11 is an electrical connector, and further, the electrical connector may be, but is not limited to, a vehicle-end electrical connector or a station-end electrical connector applied in a battery replacement system. Set up three electric connector on the mount table 1, adopt the mode of establishing ties to connect between the three electric connector, three electric connector all is used for being connected with battery package electricity, can satisfy the electric connection demand of large capacity battery package, guarantees the power supply function of battery package.

In other embodiments, the docking member 11 may also be a liquid-cooled connector, which may be, but is not limited to, a vehicle-side liquid-cooled connector or a station-side liquid-cooled connector used in the battery replacement system, and the liquid-cooled connectors are respectively connected to the cooling system and the liquid-cooled connector at the battery pack end to cool the battery in the battery pack.

As shown in fig. 4, in some embodiments, the floating mechanism further includes a sliding member 14, the sliding member 14 is disposed between the installation platform 1 and the installation frame 2, and can avoid direct contact between the installation platform 1 and the installation frame 2, the sliding member 14 is installed at the top of the installation frame 2, the sliding member 14 contacts with the installation platform 1, when the installation platform 1 drives the abutting member 11 to move, the installation platform 1 moves relative to the installation frame 2, and due to the sliding member 14 disposed between the installation platform 1 and the installation frame 2, friction force generated when the installation platform 1 moves relative to the installation frame 2 is effectively reduced, smooth movement of the installation platform relative to the installation frame is ensured, and movement of the installation platform 1 is facilitated.

Further, glide 14 is universal ball, and universal ball part embedding installing frame 2's top, and universal ball top and mount table 1 butt, mount table 1 contacts with universal ball, and mount table 1 does not directly contact with the mount frame 1 top. The universal ball rolls in a flexible way, and when the mounting platform 1 moves relative to the mounting frame 2, the universal ball rotates, so that the friction resistance on the mounting platform 1 is reduced, the mounting platform moves smoothly relative to the mounting frame, and the mounting platform 1 can move conveniently.

In other embodiments, the sliding member 14 is disposed on the mounting frame 2, in other embodiments, the sliding member 14 may also be disposed on the mounting table 1, and the sliding member 14 may also be disposed on the mounting table 1 and the mounting frame 1, respectively, which is not limited in this embodiment.

As shown in fig. 1 to 4, in some embodiments, the floating mechanism further includes a guide member, the guide member includes a guide rod 7 and a first limiting member 10, a positioning hole 6 is formed in the mounting platform 1, a sliding hole 5 corresponding to the positioning hole 6 is formed in the mounting frame 2, one end of the guide rod 7 is connected to the mounting platform 1 through the positioning hole 6, positioning between the guide rod 7 and the mounting platform 1 is performed through the positioning hole 6, separation between the guide rod 7 and the mounting platform 1 can be avoided, the other end of the guide rod 7 extends to the inner side of the mounting frame 2 through the sliding hole 5, a first limiting member 10 is disposed at an end of the guide rod 7 located at the inner side of the mounting frame 2, when the mounting platform 1 moves, the mounting platform 1 drives the guide rod 7 to move together, the guide rod 7 slides in the sliding hole 5, when the guide rod 7 slides to be in contact with an edge of the sliding hole 5, the guide rod 7 cannot slide continuously, so that the mounting platform 1 cannot move any more, a size of the sliding hole 5 is limited, a moving range of the mounting platform 1 can be limited, and when the end of the first limiting member 10 is disposed at an end of the guide rod 7, separation between the first limiting member 7 and the guide rod 7 can be avoided, and the guide rod 7 can also move in a process.

In this embodiment, the guide rod 7 may be a screw rod, and the first limiting member 10 may be a nut, so as to facilitate installation and separation between the first limiting member 10 and the guide rod. Of course, in other embodiments, the guide rod 7 may also be a polished rod, and the first limiting member 10 may be a limiting member fixedly connected to the guide rod 7, which may be selected according to actual situations, and this embodiment is not limited in particular.

As shown in fig. 2-4, further, the sliding hole 5 is a waist-shaped hole, the sliding hole 5 is designed to be a waist-shaped hole, the waist-shaped hole provides a moving space for the guide rod 7, the waist-shaped hole has a simple structure and is convenient to process, the height of the waist-shaped hole can be designed to be slightly larger than the outer diameter of the guide rod 7, and the installation table 1 and the installation frame 2 are prevented from moving up and down relatively. In this embodiment, with sliding hole 5 design for waist type hole, can set up the length in waist type hole according to the flexible range of floating of mount table 1, the range adjustment that floats of different mount tables 1 can be realized to the length that sets up different waist type holes, satisfies the different float volume of relocation mechanism and sets up the demand, and the float volume of relocation mechanism sets up nimble convenience, does benefit to the saving cost.

As shown in fig. 3, further, the guide member further includes an elastic reset member 9, the elastic reset member 9 is sleeved outside the guide rod 7, two ends of the elastic reset member 9 are respectively abutted to the mounting frame 2 and the first limiting member 10, by setting the elastic reset member 9, when the mounting platform 1 drives the guide rod 7 to move, the first limiting member 10 moves along with the guide rod 7, because the mounting frame 2 cannot move, the elastic reset member 9 can be compressed towards the first limiting member 10 moving close to the mounting frame 2, the elastic reset member 9 can be stretched towards the first limiting member 10 moving away from the mounting frame 2, the elastic reset member 9 can play a role in buffering in the moving process of the mounting platform 1, the moving speed of the mounting platform 1 is prevented from being too fast, and the butt joint between the butt joint member 11 and the external butt joint is facilitated. And, elasticity piece 9 that resets can also drive mount table 1 automatic re-setting after butt joint 11 and outside butt joint separation, facilitates the use.

Specifically, the elastic restoring member 9 may be, but not limited to, a spring, for example, the elastic restoring member 9 may also be an elastic member such as an elastic sleeve that can be sleeved outside the guide rod 7.

As shown in fig. 3, the guiding element further includes a spring plate 8, the spring plate 8 is sleeved outside the guiding rod 7, and the spring plate 8 is disposed between the elastic restoring element 9 and the mounting frame 2. In this embodiment, reset through setting up shell fragment 8 between piece 9 and the installing frame 2 at elasticity, can avoid elasticity to reset the tip of piece 9 and sink into and take place the card in the slide opening 5 and die, help improving the installation stability that elasticity resets piece 9, the both sides of shell fragment 8 reset piece 9 tip with installing frame 2 inner wall and elasticity respectively and contact, the size of shell fragment 8 is greater than the height of slide opening 5, avoid shell fragment 8 to pass slide opening 5, shell fragment 8 preferred can choose for use phosphor bronze, tin bronze, 302, flat steel band of grades such as 316. Furthermore, the elastic sheet 8 can also be made of flexible material, and when the mounting table 1 moves, the elastic sheet 8 and the elastic reset piece 9 can play a role in double buffering.

As shown in fig. 1, further, the guide member further includes a second limiting member 12, one end of the guide rod 7 connected to the mounting table 1 extends to the outside of the mounting table 1 through the positioning hole 6, and the second limiting member 12 is connected to an end of the guide rod 7 located at the outside of the mounting table 1. Through setting up second locating part 12, can realize connecting guide bar 7 detachably in mount table 1 promptly, can avoid again taking place the separation between guide bar 7 and the mount table 1, ensure that guide bar 7 is connected reliable and stable with mount table 1.

In the present embodiment, the second limiting member 12 is a limiting bolt passing through the guide rod 7, and for the convenience of assembly and disassembly, the limiting bolt and the guide rod are preferably detachably connected. In other embodiments, the second limiting member 12 may also be a nut or a limiting protrusion provided at an end of the guide rod 7, which may be selected according to actual situations, and the embodiment is not limited in particular.

As shown in fig. 1 to 4, in some embodiments, the cross sections of the installation frame 2 and the installation platform 1 are rectangular, the installation frame 2 and the installation platform 1 are provided with guiding members around, the installation platform 1 and the installation frame 2 are set in shape, and the installation frame 2 and the installation platform 1 are provided with guiding members around, so that the installation platform 1 can move freely in four directions, namely front, back, left and right directions in a horizontal plane, the installation platform 1 has a large moving range, and the docking member 11 is convenient for docking with an external docking head.

In some embodiments, the mounting frame 2 has a notch 16, and the docking element 11 is partially received in the notch 16 through the mounting platform 1. Through seting up breach 16 on installing frame 2, when mount table 1 installs on installing frame 2, in the lower part of butt joint piece 11 inserts breach 16, through 16 holding butt joint pieces 11 of breach, can effectively avoid the installation to interfere, the installation of mount table 1 and butt joint piece 11 of being convenient for, simultaneously, breach 16 can also supply to pass the pencil (like the electric wire) of connecting on the butt joint piece 11, the arrangement of the electric wire on the butt joint piece 11 of being convenient for.

As shown in fig. 3, in some embodiments, the bottom of the mounting frame 2 is fixedly connected with a mounting plate 3, the mounting plates 3 are mounted on two opposite sides of the bottom of the mounting frame 2, the mounting plate 3 is provided with mounting holes 4 for being connected with the mounting body, the mounting frame 2 can be mounted on the mounting body by matching fasteners (such as bolts) with the mounting holes 4 on the mounting plate 3, so that the floating mechanism is mounted on the mounting body, and the mounting of the floating mechanism is very convenient.

In the present embodiment, the mounting plate 3 on one side of the mounting frame 2 is provided with 3 mounting holes 4, and in other embodiments, the mounting plate 3 on one side may be provided with 2, 4 or other numbers of mounting holes, which will not be described in detail herein.

As shown in fig. 2, in some embodiments, the mounting frame 2 is provided with a reinforcing rib 17. Specifically, installing frame 2 still includes backup pad and connecting plate, be connected between backup pad and the installing platform 1, support installing platform 1, the connecting plate is joint support board and mounting panel 3 respectively, the backup pad, installing frame 2 is constituteed to fixed connection between connecting plate and the mounting panel 3, strengthening rib 17 sets up between backup pad and connecting plate, junction through at backup pad and connecting plate sets up strengthening rib 17, can strengthen installing frame 2's rigidity, the load that increase installing frame 2 can bear, increase installing frame 2's structural strength, be convenient for support heavier external equipment (like the battery package).

As shown in fig. 1 and 5-7, in some embodiments, the float mechanism further comprises: and the guide cone 13 is arranged on the mounting table 1, the guide cone 13 and the butting piece 11 are arranged at intervals, and the upper surface of the guide cone 13 is higher than that of the butting piece 11. In this embodiment, the guide cones 13 are arranged in pairs, and the two guide cones 13 are respectively arranged on two sides of the butt piece 11. When the external butt joint is butted with the butt joint piece 11, the guide cone 13 is firstly matched with the external guide piece matched with the guide cone so as to drive the installation platform 2 to move relative to the installation frame 1, and further drive the butt joint piece 11 to be accurately aligned with the external butt joint, and the alignment precision is high. In particular, the external guide is provided on an external device (e.g., a battery pack) having a docking head, and the external guide may be, but is not limited to, a guide hole or a guide sleeve. The guiding cone 13 can guide and position the installation platform 1 in the process of butting the external butt joint with the butt joint piece 11, and further synchronously guide and position each butt joint piece 11 installed on the installation platform 1, so that the external butt joint and the butt joint piece 11 can be conveniently butted.

In other embodiments, the guide cones 13 may also be disposed corresponding to the docking parts 11, the guide cones 13 are disposed on both sides of each docking part 11, and when the external docking head is docked with the docking part 11, the guide cones 13 guide the external docking head of the corresponding docking part 11, which may be selected according to actual situations.

As shown in fig. 6 to 7, further, the guide cone 13 includes a guide cone body and a fastening piece 13c, the guide cone body includes a first section 13a and a second section 13b connected to each other, one end of the first section 13a is provided with a guide surface 13d, the guide cone 13 and an external guide piece can be quickly aligned by setting the guide surface 13d, which helps to improve alignment efficiency, the other end of the first section 13a is connected with one end of the second section 13b, the other end of the second section 13b passes through the mounting table 1 to be connected with the fastening piece 13c, and the guide cone body is mounted on the mounting table 1 through the fastening piece 13c, which can prevent the guide cone from moving, and ensure that the guide cone 13 is mounted stably and reliably. Further, be equipped with the gasket between fastener 13c and the installing frame 2, can increase the area of contact with installing frame 2, be favorable to further improving installation stability.

In this embodiment, the second section 13b is preferably a threaded section, the fastening member 13c is preferably a nut, and the fastening member 13c and the second section 13b are easily attached and detached.

As shown in fig. 4, furthermore, an avoiding hole 15 is formed at a position of the mounting frame 2 corresponding to the guiding cone 13, and the guiding cone 13 passes through the avoiding hole 15. Through seting up dodging hole 15 on installing frame 2, dodging hole 15 can play the effect of dodging when being connected between guide cone 13 and installing frame 2, is convenient for be connected between guide cone 13 and the mount table 1 on the one hand, and on the other hand can avoid taking place to interfere and influence the mount table 1 and remove between guide cone 13 and the installing frame 2, ensures that mount table 1 removes smoothly.

As shown in fig. 1, in some embodiments, the float mechanism further comprises a seal ring disposed between the interface element 11 and the mounting station 1. By arranging the sealing ring between the butt joint piece 11 and the mounting table 1, the sealing performance of the butt joint piece 11 and an external butt joint after butt joint is ensured, and external impurities are prevented from entering the butt joint piece.

In some embodiments, the mounting body is a car beam of an electric vehicle or a quick-change bracket mounted on the electric vehicle, and when the mounting body is applied to the electric vehicle, the floating mechanism may be directly mounted on the car beam of the electric vehicle or may be mounted on the quick-change bracket mounted on the electric vehicle, or of course, the floating mechanism may also be connected to the vehicle and the quick-change bracket simultaneously, as long as the stable mounting of the floating mechanism can be achieved, and the floating mechanism is mounted on the car beam or the quick-change bracket, which can facilitate the butt joint of the battery-end electrical connector and the car-end electrical connector.

In some embodiments, the mounting body may also be a battery rack, and when applied to the battery rack, the floating mechanism may be directly mounted on the battery rack through the mounting holes 4 of the mounting plate 3 in cooperation with a fixing member (e.g., a bolt), and the floating mechanism may be mounted on the battery rack to facilitate the docking of the battery-side electrical connector with the station-side electrical connector.

Specifically, the specific working process of the floating mechanism is as follows:

taking the butt joint member 11 and the external butt joint member as butt joint in the vertical direction, preferably taking the external butt joint member as butt joint member 11 moving from top to bottom in the vertical direction, since the upper surface of the guide cone 13 is higher than the upper surface of the butt joint member 11, when the external butt joint member is butt jointed with the butt joint member 11, the guide cone 13 contacts with the external guide member (such as a guide slot) arranged on the external device (such as a battery pack) first, the external device moves downwards continuously, the guide cone 13 is guided into and out of the guide slot gradually, the guide cone 13 drives the installation table 1 to move in the process of being inserted into the guide slot, for example, taking the case that the butt joint member 11 before butt joint deviates to the left relative to the external butt joint member, the guide cone 13 drives the installation table 1 to move to the right side in the process of being inserted into the guide slot, the installation table 1 drives the guide rod 7 to move towards the right side together, the guide rods 7 installed on the front side and the rear side of the installation table 1 slide from left to right in corresponding sliding holes, the guide rod 7 installed on the right side of the installation table 1 drives the first limiting part 10 on the guide rod 7 to move rightwards, the elastic resetting part 9 on the guide rod 7 on the right side is compressed, the guide rod 7 installed on the left side of the installation table 1 drives the first limiting part 10 on the guide rod to move rightwards, the elastic resetting part 9 on the guide rod 7 on the left side is stretched, after the guide cone 13 is completely inserted into the guide groove, the installation table 1 is completed to move rightwards, the external equipment continues to move downwards, and after the butt joint part 11 and the external structure are oppositely inserted, the alignment operation of the butt joint part 11 and the external joint is completed. Further, after the external butt joint is separated from the butt joint piece 11, the elastic reset pieces 9 on the left side and the right side of the mounting table 1 automatically reset, so that the mounting table 1 is driven to automatically reset. In other embodiments, when the mounting table 1 is moved to other sides, the specific operation process is similar to the above process, and will not be described in detail here.

Based on the same utility model discloses the design, the utility model provides an electric vehicle system of changing electricity, include as above-mentioned arbitrary relocation mechanism. Specifically, the electric vehicle charging system of the present embodiment is preferably applied to electric tractor charging.

Through adopting foretell floating mechanism to carry out electric vehicle's trade electricity, when a plurality of butt joint pieces 11 use together, butt joint piece 11 need dock with the butt joint on the external battery package, mount table 1 can float for installing frame 2 to it floats to drive butt joint piece 11 on the mount table 1, and the floating range is great, is convenient for accomplish a plurality of butt joint pieces 11 butt joint when.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on differences from other embodiments. In particular, for the method embodiments described later, since they correspond to the system, the description is simple, and for the relevant points, reference may be made to the partial description of the system embodiments.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (20)

1. A float mechanism, comprising:

the mounting table (1) is provided with a butt joint piece (11);

installing frame (2), installing frame (2) are fixed in on the installation main part, mount table (1) swing joint in installing frame (2), mount table (1) can drive the setting on it butt joint spare (11) for installing frame (2) remove.

2. A floating mechanism according to claim 1, characterized in that a plurality of said abutments (11) are arranged side by side on said mounting table (1).

3. The float mechanism of claim 1, further comprising a glide (14), the glide (14) being disposed between the mounting stage (1) and the mounting frame (2).

4. The float mechanism of claim 3 wherein said glide is a ball transfer.

5. The floating mechanism according to claim 1, further comprising a guide member, wherein the guide member comprises a guide rod (7) and a first limiting member (10), the mounting table (1) is provided with a positioning hole (6), the mounting frame (2) is provided with a sliding hole (5) corresponding to the positioning hole (6), one end of the guide rod (7) is connected with the mounting table (1) through the positioning hole (6), the other end of the guide rod (7) passes through the sliding hole (5) and extends to the inner side of the mounting frame (2), and the end of the guide rod (7) located at the inner side of the mounting frame (2) is provided with the first limiting member (10).

6. A floating mechanism according to claim 5, characterized in that the slide hole (5) is a kidney-shaped hole.

7. The floating mechanism according to claim 5, wherein the guiding member further comprises an elastic restoring member (9), the elastic restoring member (9) is sleeved outside the guiding rod (7), and two ends of the elastic restoring member (9) are respectively abutted against the mounting frame (2) and the first limiting member (10).

8. The floating mechanism according to claim 7, wherein the guiding member further comprises a spring (8), the spring (8) is sleeved outside the guiding rod (7), and the spring (8) is arranged between the elastic restoring member (9) and the mounting frame (2).

9. The floating mechanism according to claim 7, characterized in that the guiding member further comprises a second limiting member (12), one end of the guiding rod (7) connected with the mounting table (1) extends to the outside of the mounting table (1) through the positioning hole (6), and the second limiting member (12) is connected with the end of the guiding rod (7) located at the outside of the mounting table (1).

10. A floating mechanism according to any one of claims 5-9, characterized in that the cross-sections of the mounting frame (2) and the mounting platform (1) are rectangular, and the guides are arranged around the mounting frame (2) and the mounting platform (1).

11. Floating mechanism according to one of claims 1 to 9, wherein the mounting frame (2) is provided with a notch (16), and the abutment member (11) is partially received in the notch (16) through the mounting platform (1).

12. The floating mechanism according to any one of claims 1 to 9, characterized in that a mounting plate (3) is fixedly connected to the bottom of the mounting frame (2), and a mounting hole (4) for connecting with the mounting body is formed in the mounting plate (3).

13. A floating mechanism according to any one of claims 1-9, characterized in that the mounting frame (2) is provided with stiffening ribs (17).

14. The float mechanism of any one of claims 1 to 9, further comprising: the guide cone (13), guide cone (13) set up in on mount table (1), guide cone (13) with butt joint piece (11) interval sets up.

15. The float mechanism of claim 14, wherein the pilot cone (13) comprises a pilot cone body and a fastener (13 c), the pilot cone body comprising a first section (13 a) and a second section (13 b) connected to each other, one end of the first section (13 a) being provided with a guide surface (13 d), the other end of the first section (13 a) being connected to one end of the second section (13 b), the other end of the second section (13 b) being connected to the fastener (13 c) through the mounting table (1).

16. The floating mechanism according to claim 15, wherein an avoiding hole (15) is formed in a position of the mounting frame (2) corresponding to the guide cone (13).

17. A floating mechanism according to any one of claims 1-9, further comprising a sealing ring, which is arranged between the interface element (11) and the mounting table (1).

18. A floating mechanism according to any one of claims 1 to 9, wherein the docking member (11) is an electrical connector and/or a liquid cooled connector.

19. The floating mechanism according to any one of claims 1 to 9, wherein the mounting body is a vehicle beam of an electric vehicle and/or a quick-change bracket mounted on the electric vehicle;

or, the installation main body is a battery rack.

20. An electric vehicle commutation system, comprising a float mechanism as claimed in any one of claims 1 to 14.

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