CN211519231U - Support structure and electric automobile - Google Patents

Abstract

The utility model provides a supporting structure and electric automobile relates to mechanical structure technical field, supporting structure includes: the bracket body is enclosed into an accommodating space and is connected with a fixing piece; the locking mechanism body is arranged on the inner side wall of the bracket body at intervals; the connecting part is arranged on the outer side wall of the bracket body and is connected with the locking mechanism body; the to-be-fixed piece is placed in the accommodating space and detachably connected with the support body through the locking mechanism body and the connecting component. The utility model discloses a scheme is realized a plurality ofly through promoting adapting unit locking mechanism body locking or unblock simultaneously treat the mounting, has realized that the mounting is treated to the locking mechanism assembly quick replacement who adopts simple structure and easy operation.

Description

Support structure and electric automobile

Technical Field

The utility model belongs to the technical field of mechanical structure technique and specifically relates to a supporting structure and electric automobile are related to.

Background

If one of the two fixedly connected components fails or cannot be used normally, the two fixedly connected components need to be replaced at the same time, which causes resource waste and time waste. And among the prior art electric automobile's power battery and automobile body generally be fixed connection, when power battery's electric quantity exhausts, need charge immediately, just can guarantee electric automobile's normal driving, though at present each constantly perfect the facility of charging for it is more convenient to charge, nevertheless, under the situation that user's time is urgent, a large amount of time can be wasted in charging, nevertheless adopt the mode of changing the battery can save user's time, consequently, how quick replacement battery becomes the present problem of treating urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a supporting structure and electric automobile to solve among the prior art power battery and automobile body fixed connection, the problem of the punctual trip of unable quick replacement battery in order to ensure the user.

In order to achieve the above object, the present invention provides a supporting structure, including:

the bracket body is enclosed into an accommodating space and is connected with a fixing piece;

the locking mechanism bodies are arranged on the inner side wall of the bracket body at intervals;

the connecting part is arranged on the outer side wall of the bracket body and is connected with the plurality of locking mechanism bodies;

the to-be-fixed piece is placed in the accommodating space and detachably connected with the support body through the plurality of locking mechanism bodies and the connecting part.

Optionally, an unlocking mechanism for accommodating an unlocking device is arranged on the connecting part, the connecting part is pushed to the first direction through the unlocking device, and the to-be-fixed part is locked on the locking mechanism body; the connecting component is pushed to the second direction through the unlocking device, and the to-be-fixed piece is unlocked from the locking mechanism body; wherein the first direction and the second direction are opposite directions.

Optionally, the connecting member includes: the locking mechanism comprises a plurality of connecting rods which are connected in sequence, wherein connecting rod shaft mounting structures are arranged on the connecting rods, and the connecting rods are connected with the locking mechanism body through the connecting rod shaft mounting structures.

Optionally, the connecting member further includes: and the flexible shaft is connected between the first connecting rod and the second connecting rod.

Optionally, the connecting member further includes:

a self-restoring spring connected between the second link and the fixing member.

Optionally, the locking mechanism body includes: a lock base and a locking member;

the lock seat is fixed on the inner side wall of the bracket body;

a locking part mounting hole is formed in the lock base, a locking bolt of the locking part is inserted into the locking part mounting hole, and the lock base is detachably connected with the locking part;

the connecting part is provided with a connecting rod shaft mounting structure;

a connecting rod shaft of the locking component penetrates through a communication hole in the side wall of the bracket body and the connecting rod shaft mounting structure to be fixedly connected with the connecting component;

by pushing the connecting component, the locking component moves relative to the lock seat, and the to-be-fixed piece is locked on the lock seat or unlocked from the lock seat.

Optionally, a first groove communicated with the lower end face of the lock base is formed in the front end face of the lock base;

the front end face is an end face of the lock seat far away from the support body;

the first groove is communicated with the locking part mounting hole;

treat that the interval is provided with a plurality of locking parts on the mounting, each locking part inserts and stretches into one first recess locking part card is located locking bolt with when the bottom of first recess, the locking bolt will treat the mounting locking in the lock seat.

Optionally, a second groove is formed in the rear end face of the lock base;

the rear end face is an end face of the lock seat close to the support body;

the second groove is communicated with the locking part mounting hole;

the connecting rod shaft penetrates through the second groove and the communication hole to be fixedly connected with the connecting component.

Optionally, the locking mechanism body further includes: a secondary locking member;

when the locking component is in a locking state, the secondary locking piece is abutted against the locking component so as to prevent the locking component from moving relative to the lock seat.

Optionally, at least one of the lock holders is provided with a secondary locking piece mounting through hole for accommodating the secondary locking piece from the top end of the lock holder.

Optionally, the secondary lock includes: the locking block, the second spring and the second plug are arranged on the base;

the locking block, the second spring and the second plug are all positioned in the secondary locking piece mounting through hole;

the locking block and the second plug are respectively arranged at two ends of the second spring and are connected with the second spring;

when the locking member is in a locked state, the lock block abuts against the locking member.

Optionally, the support structure further comprises: a detection device comprising a magnetic block;

the magnetic block is positioned on one or more of a locking component of the locking mechanism body and a secondary locking piece of the locking mechanism body; and determining the installation state by detecting the magnetic field change of the position of the magnetic block.

Optionally, the magnetic block is embedded in a locking bolt of at least one locking component, wherein the locking bolt is used for clamping the locking part of the to-be-fixed member in a lock seat of the locking mechanism body.

Optionally, the magnetic block is embedded in a locking block of a secondary locking piece of the locking mechanism body, wherein the locking block abuts against the locking component when the locking mechanism body is in a locking state.

Optionally, the detection device further comprises a sensor; the sensor is arranged on the bracket body and corresponds to the magnetic block when the locking mechanism body is in a locking state;

when the locking mechanism body is in a locking state and the sensor detects the change of the magnetic field, the sensor outputs a detection electric signal.

Optionally, flanges are further arranged at the tops of the two side walls of the bracket body, and a plurality of third bolt mounting holes connected with the fixing piece are formed in the flanges.

The embodiment of the utility model also provides an electric automobile, which comprises a power battery, an automobile body and the bracket structure;

the power battery is detachably connected with the locking mechanism body, and the vehicle body is connected with the support body.

The above technical scheme of the utility model following beneficial effect has at least:

the utility model discloses supporting structure through set up a plurality of locking mechanism bodies on enclosing the inside wall of establishing into the support body of an accommodation space, sets up adapting unit on its lateral wall to be connected support body and mounting, realized the mounting and treat dismantling of mounting and be connected, thereby can be fast certainly dismouting on the mounting treat the mounting.

Drawings

Fig. 1 is a first schematic view of a member to be fixed according to an embodiment of the present invention connected to a bracket structure;

fig. 2 is a second schematic view of the connection between the member to be fixed and the support structure according to the embodiment of the present invention;

fig. 3 is a first schematic view of a bracket structure connected to a battery box according to an embodiment of the present invention;

fig. 4 is a second schematic view of a bracket structure connected to a battery box according to an embodiment of the present invention;

FIG. 5 is a schematic view of the locking mechanism body and the connecting member connected to each other according to an embodiment of the present invention;

fig. 6 is a first partial schematic view of the latch mechanism body and the connecting member according to the embodiment of the present invention;

fig. 7 is a second partial schematic view of the body of the locking mechanism and the connecting member of the embodiment of the present invention;

fig. 8 is a third partial schematic view of the body of the locking mechanism and the connecting member of the embodiment of the present invention;

fig. 9 is a fourth partial schematic view illustrating the connection between the locking mechanism body and the connecting member according to the embodiment of the present invention;

fig. 10 is a first exploded view of the locking mechanism body in an embodiment of the present invention;

fig. 11 is a second exploded view of the locking mechanism body in an embodiment of the present invention;

fig. 12 is a third exploded view of the locking mechanism body in an embodiment of the present invention;

fig. 13 is a fourth exploded view of the locking mechanism body in an embodiment of the present invention;

fig. 14 is a first schematic view of the locking mechanism body in the locking state according to the embodiment of the present invention;

fig. 15 is a second schematic view of the locking mechanism body in the locking state according to the embodiment of the present invention;

fig. 16 is a first schematic view of the locking mechanism body in an unlocked state according to the embodiment of the present invention;

fig. 17 is a second schematic view of the locking mechanism body in an unlocked state according to the embodiment of the present invention;

fig. 18 is a schematic view of a first link of a connecting member in an embodiment of the present invention;

fig. 19 is a schematic view of a flexible shaft of a connecting component in an embodiment of the present invention.

Description of reference numerals:

1-a to-be-fixed piece, 2-a support structure, 21-a support body, 22-a flanging, 23-a wiring harness, 221-a third bolt mounting hole, 3-a locking mechanism body, 301-a lock seat, 3011-a locking part mounting hole, 3012-a first groove, 3013-a first bolt mounting hole, 3014-a second groove, 3015 a-a limiting part mounting hole, 3015 b-a secondary locking part mounting through hole, 3016-a second bolt mounting hole, 3017-a first positioning hole, 3018-a positioning pin, 3019-a second bolt, 302-a locking part, 3021-a locking bolt, 3022-a connecting rod shaft, 3023-an unlocking groove, 3024-a locking groove, 3025-an oil storage groove, 3031-a first connecting rod, 3032-a flexible shaft, 3033-a second connecting rod, 3034-a connecting rod shaft mounting structure, 3035-a first flexible shaft mounting structure, 3036-a second flexible shaft mounting structure, 3037-a pushing structure, 3038-a third groove, 304-a rubber block, 3051-a steel ball, 3052-a first spring, 3053-a first plug, 3054-a locking block, 3055-a second spring, 3056-a second plug, 306-a first bolt and 307-a self-recovery spring.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

The utility model discloses to power battery and automobile body fixed connection among the prior art, the problem of unable quick replacement battery in order to ensure the punctual trip of user provides a supporting structure and electric automobile, has realized quick replacement power battery, has reduced the time that battery charging consumes, ensures the punctual trip of user, has improved the user and has driven the impression.

Referring to fig. 1 to 19, which are schematic views of a bracket structure and a connection between the bracket structure and a member to be fixed according to an embodiment of the present invention, specifically, as shown in fig. 1 to 3, the bracket structure includes:

the bracket body 21 is enclosed into an accommodating space and is connected with a fixing piece;

a plurality of locking mechanism bodies 3 arranged on the inner side wall of the bracket body 21 at intervals;

a connecting member provided on an outer side wall of the holder body 21 and connected to the plurality of locking mechanism bodies 3;

the to-be-fixed part 1 is placed in the accommodating space and detachably connected with the bracket body 21 through the plurality of locking mechanism bodies 3 and the connecting part.

The utility model discloses the supporting structure is connected with the mounting through support body 21, and will support body 21 encloses to be established into and holds the accommodation space of treating mounting 1, in addition set up a plurality of locking mechanism bodies 3 on support body 21's the inside wall, thereby will treat mounting 1 locking in locking mechanism body 3 or certainly locking mechanism body 3 unblock has finally been realized treat mounting 1 with the mounting is connected, ensures quick replacement treat mounting 1.

Optionally, as shown in fig. 5, 7 and 18, an unlocking mechanism 3037 for accommodating an unlocking device is provided on the connecting member, and the to-be-fixed member 1 is locked to the locking mechanism body 3 by pushing the connecting member in a first direction through the unlocking device; the connecting component is pushed to the second direction through the unlocking device, and the to-be-fixed piece 1 is unlocked from the plurality of locking mechanism bodies 3; wherein the first direction and the second direction are opposite directions.

Preferably, a third groove 3038 is formed in the unlocking mechanism 3037, the unlocking device is placed in the third groove 3038, and when the to-be-fixed member 1 is replaced by a worker, the connecting member is pushed by poking the unlocking device placed in the third groove 3038, so that the locking or unlocking of the locking mechanism bodies 3 is realized. The third groove 3038 penetrates through two opposite end faces of the unlocking mechanism 3037, wherein the two opposite end faces of the unlocking mechanism 3037 are end faces perpendicular to the first direction and the second direction.

Alternatively, in order to adapt the connection member to the structure of the support structure 2, as shown in fig. 4 to 8, the connection member comprises: the locking mechanism comprises a plurality of connecting rods which are connected in sequence, wherein a connecting rod shaft mounting structure 3034 is arranged on each of the plurality of connecting rods, and the connecting rods are connected with the locking mechanism body 3 through the connecting rod shaft mounting structures.

As can be seen from fig. 1 to 4, the overall shape of the support structure 2 is adapted to the external shape of the to-be-fixed member 1, the first side end surface and the second side end surface of the support structure 2 both include a first straight portion, a second straight portion and an inclined portion, wherein the inclined portion connects the first straight portion and the second straight portion, and in order to enable the connecting member to be attached to the outer surface of the support structure 2, as can be seen from fig. 4, 5, 18 and 19, the connecting member according to the embodiment of the present invention is composed of three portions, namely a first connecting rod 3031 attached to the first straight portion, a third connecting rod attached to the inclined portion, and a second connecting rod 3033 attached to the second straight portion.

Preferably, the third connecting rod is preferably a flexible shaft 3032, so that the third connecting rod is tightly attached to the support structure 2; wherein, the flexible shaft 3032 is connected between the first connecting rod 3031 and the second connecting rod 3033; specifically, as shown in fig. 19, the flexible shaft 3032 includes a first portion connected to the first connecting rod 3031, a second portion connected to the second connecting rod 3033, and a third portion connected between the first portion and the second portion, wherein the first portion and the second portion are respectively disposed at two ends of the third portion and located at two sides of the third portion, so that the flexible shaft 3032 is adapted to the inclined portion.

Optionally, as shown in fig. 5, 7, 8 and 18, in an embodiment of the present invention, one end of the first connecting rod 3031 is provided with a first flexible shaft mounting structure 3035; one end of the flexible shaft 3032 penetrates through a flexible shaft mounting hole on the first flexible shaft mounting structure 3035 and is connected with the first connecting rod 3031; a second flexible shaft mounting structure 3036 is arranged at one end of the second connecting rod 3033, and a flexible shaft mounting hole of the second flexible shaft mounting structure 3036 is penetrated by the other end of the flexible shaft 3032 and is connected with the first end of the second connecting rod 3033.

Further, as shown in fig. 2, 8 and 9, the connecting member further includes:

and a self-restoring spring 307, one end of which is connected with the second connecting rod 3033 and the other end of which is connected with the bracket structure 2. One end of the self-restoring spring 307 is connected to one end of the second connecting rod 3033 connected to the flexible shaft 3032, and the self-restoring spring 307 is used for restoring the connecting part to the original position when the connecting part is pushed to unlock or lock.

Alternatively, as shown in fig. 10 to 13, the locking mechanism body 3 includes: a lock base 301 and a locking member 302;

wherein, the lock base 301 is fixed on the inner side wall of the bracket body 21;

a locking part mounting hole 3011 is formed in the lock base 301;

specifically, the locking member 302 includes: a lock bolt 3021 and a link shaft 3022 provided on the lock bolt 3021;

the lock holder 301 is detachably connected to the lock member 302 by inserting the lock bolt 3021 of the lock member 302 into the lock member mounting hole 3011.

Preferably, the locking member mounting hole 3011 penetrates through a first side end face and a second side end face opposite to the lock base 301, and in particular, in the use process, as shown in fig. 14 to 15, when the two side end faces opposite to the locking bolt 3021 are flush with the first side end face and the second side end face respectively, the locking member 302 is in a locked state; as shown in fig. 16 and 17, when the lock bolt 3021 protrudes from the second side end surface, the lock member 302 is in an unlocked state.

In addition, a link shaft mounting structure 3034 is provided on the connecting component, and the locking mechanism body 3 is fixedly connected with the connecting component through the link shaft 3022 passing through the communicating hole on the side wall of the bracket body 21 and the link shaft mounting structure 3034. It is thereby achieved that when the connecting member is pushed, the locking member 302 moves relative to the lock holder 301, and the member to be fixed 1 is locked to the lock holder 301 or unlocked from the lock holder 301.

The embodiment of the utility model provides an in, through setting connecting rod 3022, it is a plurality of locking part 302 all with adapting unit connects, has realized through promoting adapting unit, it is a plurality of locking part 302 will simultaneously treat mounting 1 from a plurality of unblock on the lock seat 301 has further improved unblock or locking treat mounting 1's efficiency.

Optionally, as shown in fig. 10, 11, 14 and 16, a first groove 3012 communicating with the lower end surface of the lock holder 301 is provided on the front end surface of the lock holder 301; preferably, the first recess is arch bridge shaped.

The front end face is an end face of the lock holder 301 far away from the support structure 2, that is, the lock holder 301 is close to the end face of the to-be-fixed member 1;

the first groove 3012 communicates with the locking member mounting hole 3011; the first groove 3012 and the locking component mounting hole 3011 are set to be in a communicating structure, so that the locking component 302 inserted into the locking component mounting hole 3011 conveniently clamps the to-be-fixed component 1 between the locking component 302 and the bottom of the first groove 3012, and locks the to-be-fixed component 1 on the lock base 301; the bottom of the first groove 3012 is an end far away from the opening of the first groove 3012.

It should be noted that the shape of the first groove 3012 is matched with that of the locking portion of the fixing member 1, that is, the diameter of the locking portion is matched with the radian of the bottom of the first groove 3012, so that the locking portion can be inserted into the first groove 3012 conveniently. In addition, the first recess 3021 may have another shape, such as a hexahedral shape, as long as the first recess 3012 and the locking portion can be fitted.

Specifically, a second groove 3014 communicated with the second side end face is arranged on the rear end face of the lock holder 301; wherein, the rear end face is the end face of the lock base 301 close to the support structure 2; the second groove 3014 is also communicated with the locking component mounting hole 3011; the link shaft 3022 passes through the second recess 3014 and is fixedly connected to the connecting component.

The second recess 3014 is preferably an arc-shaped groove adapted to the link shaft 3022, and the length of the second recess 3014 is required to meet the requirement that the link shaft 3022 fits the top of the second recess 3014 when the locking bolt 3021 is in the locked state.

Further, in order to realize the secondary locking, avoid at electric automobile driving in-process, the automatic unblock of locking mechanism body 3 leads to the power battery can't provide power for electric automobile, as shown in fig. 11 and fig. 13, in the embodiment of the utility model provides an in locking mechanism body 3 still includes: and a secondary lock member that abuts against the lock member 302 to prevent the lock member 302 from moving relative to the lock holder 301 when the lock member 302 is in the locked state.

Optionally, at least one of the lock holders 301 has a secondary lock member mounting through hole 3015b formed from the top end of the lock holder 301 for accommodating the secondary lock member.

Specifically, the length of the secondary locking member mounting through hole 3015b is smaller than the distance between the top of the locking member mounting hole 3011 and the top of the lock holder 301.

More specifically, when the lock plug 3021 is in the locked state, the secondary lock abuts against a side end surface of the lock plug 3021, where the side end surface is an end surface of the lock plug 3021 close to the second side end surface of the lock holder 301.

Specifically, the secondary locking member includes: a locking block 3054, a second spring 3055 and a second plug 3056;

the locking block 3054, the second spring 3055 and the second plug 3056 are all located in the secondary locking member installation through hole 3015 b; the locking block 3054 and the second plug 3056 are respectively arranged at two ends of the second spring 3055 and connected with the second spring 3055;

when the lock bolt 3021 is in a locked state, the lock block 3054 abuts against a side end surface of the lock bolt 3021, where the side end surface is an end surface of the lock bolt 3021 close to a second side end surface of the lock holder 301.

In this embodiment, the second plug 3056 is a conical structure, a tip end surface of the second plug 3056 is inserted into the second spring 3055, so that the second plug 3056 is connected with the second spring 3055, when the to-be-fixed member 1 is unlocked, the second plug 3056 needs to be manually pulled out, the second spring 3055 is in a free state, so that the locking block 3054 does not limit the locking bolt 3021 any more, and then the connecting member is pulled to unlock the locking bolts 3021. The second plug 3056 is configured to plug the second spring 3055 on the upper end surface of the lock holder 301, so that the second spring 3055 is prevented from being ejected when the locking block 3054 is in a locked state by the second spring 3055. Therefore, the diameter of the larger end surface of the second plug 3056 is larger than the inner diameter of the secondary lock mounting through hole 3015 b.

Further, as shown in fig. 10 to 12, the locking mechanism body 3 further includes: a rubber block 304; wherein, the rubber block 304 is fixed at the bottom of the first groove 3012.

Specifically, a first bolt mounting hole 3013 is formed in the upper end surface of the lock holder 301 at a position corresponding to the first groove 3012;

the rubber block 304 is provided with a groove matched with the first bolt 306, and the rubber block 304 is fixed at the bottom of the first groove 3012 by the first bolt 306 passing through the first bolt mounting hole 3013 to be matched with the groove.

The embodiment of the utility model provides an in, through inciting somebody to action the rubber block 304 set up in the bottom of first recess 3012 makes the rubber block 304 has played the effect of buffering, thereby has reduced lock seat 301 with friction between the lock axle 11 has prolonged power battery installation device's life-span.

Preferably, as shown in fig. 12 and 13, a groove may be further formed at a position corresponding to the first groove 3012 on the top of the lock holder 301, and the first bolt mounting hole 3013 is disposed in the groove. So that the first bolt 306 does not protrude from the top surface of the lock housing 301.

Optionally, as shown in fig. 10 and 11, an oil reservoir 3025 is formed on an upper end surface of the lock bolt 3021. The problem that the assembly difficulty of the locking bolt 3021 and the lock base 301 is increased due to friction when the locking bolt is connected or separated is solved, and the service life of the locking mechanism assembly is prolonged.

Further, in order to limit the locking member 302 and prevent the locking member 302 from moving during use and being unable to be locked or unlocked, as shown in fig. 12 and 13, the locking mechanism body 3 further includes a limiting member;

the locking component 302 has an unlocking state for releasing the to-be-fixed piece 1 and a locking state for locking the to-be-fixed piece 1 when moving in the third direction relative to the lock base 301; the third direction is an axial direction of a locking member mounting hole of the lock base 301 through which the locking member 302 passes;

the lock holder 301 is provided with a limiting component, the limiting component moves in a fourth direction different from the third direction, and the lock holder 301 abuts against the locking component 302 through the limiting component so as to prevent the locking component 302 from moving in the third direction.

Optionally, a limiting component mounting hole 3015a for accommodating the limiting component is formed in the lock holder 301 from the upper end surface of the lock holder 301. Preferably, the limiting member mounting hole 3015a communicates with the locking member mounting hole 3011; thereby effecting abutment of the stop member with the lock bolt 3021 of the lock member 302.

It should be noted that a limiting groove adapted to the limiting component is formed on an upper end surface of the locking bolt 3021 of the locking component 302, and preferably, the limiting groove includes an unlocking groove 3023 and a locking groove 3024; when the locking bolt 3021 is in an unlocked state, the limiting component abuts against the unlocking groove 3023; when the lock plug 3021 is in a locked state, the stopper member abuts against the lock recess 3024.

The embodiment of the utility model provides a through inciting somebody to action the limiting part restriction is in unblock recess 3023 has realized spacing to the locking bolt 3021 that is in the unblock state, avoids locking bolt 3021 from drop in the locking part mounting hole 3011, through with the limiting part restriction is in locking recess 3024 has realized spacing to the locking bolt 3021 that is in the locking state, avoids driving the vehicle in-process, locking bolt 3021 automatic unblock leads to treating the fixed not firm problem of mounting 1.

Specifically, the limiting part includes: a steel ball 3051, a first spring 3052 and a first plug 3053; the steel ball 3051, the first spring 3052 and the first plug 3053 are all located in the limiting component mounting hole 3015 a;

the first plug 3053 and the steel ball 3051 are respectively arranged at two ends of the first spring 3052 and connected with the first spring 3052;

the steel ball 3051 abuts against the limit groove of the locking member 302.

When the locking bolt 3021 is in an unlocked state, the steel ball 3051 abuts against the unlocking groove 3023 of the limiting groove; when the locking bolt 3021 is in a locking state, the steel ball 3051 abuts against the locking groove 3024 of the limiting groove. Thereby realizing the limit of the locking state and the unlocking state of the lock bolt 3021.

In this embodiment, the first plug 3053 is a conical structure, a tip end surface of the first plug 3053 is inserted into the first spring 3052, so that the first plug 3053 is connected to the first spring 3052, specifically, after the steel ball 3051, the first spring 3052 and the first plug 3053 are placed in the limiting component mounting hole 3015a, the first plug 3053 is used for blocking the first spring 3052 on an upper end surface of the lock holder 301, and the first spring 3052 is prevented from being popped up when the steel ball 3051 is in a limiting state. Therefore, the diameter of the larger end surface of the first plug 3053 is larger than the inner diameter of the stopper mounting hole 3015 a.

In addition, in order to avoid the possibility of corrosion of the locking mechanism body 3 during long-term use, in the embodiment of the present invention, an anti-rust treatment layer is disposed on the surface of the lock base 301 and/or the locking member 302.

Further, in order to improve power battery's change efficiency, realize power battery's quick location and change, the embodiment of the utility model provides an in, power battery installation device still includes: a detection device comprising a magnetic block;

wherein the magnetic block is positioned on one or more of the locking member 302 of the locking mechanism body 3 and the secondary locking member of the locking mechanism body 3; determining the installation state by monitoring the magnetic field change of the position of the magnetic block; wherein the installation state includes: the locking member 302 is in place and the secondary lock has been released. Specifically, the magnetic field change can be detected in real time by an externally arranged sensor, wherein the externally arranged sensor is preferably arranged at a position corresponding to the magnetic block when the locking mechanism body 3 is in a locking state. In addition, the magnetic block can be inlaid on a locking part of the to-be-fixed piece 1, and if the magnetic block is inlaid on the locking part, the installation state comprises that the to-be-fixed piece is in place.

Further, the detection device further comprises a sensor, wherein the sensor is mounted on the bracket body 21 at a position corresponding to the position of the magnetic block when the locking mechanism body 3 is in the locking state; when the locking mechanism body 3 is in a locking state and the sensor detects the change of the magnetic field, the sensor outputs a detection electric signal, wherein the detection electric signal is an electric signal representing that the locking mechanism is in place or locked.

Preferably, the sensor may be connected to an external controller through a wire harness 23 as shown in fig. 3 or fig. 4, where the external controller may be a controller of a complete vehicle of an electric vehicle or a controller for replacing a power battery on a battery replacement station.

It should be noted that the principle of the in-place sensor is as follows: when a magnetic object approaches the in-place sensor, a Hall element on a switch detection surface of the in-place sensor generates a Hall effect to change the state of an internal circuit of the switch, so that the on-off of the switch is controlled by the magnetic object; preferably, the current effective action distance is 5 mm.

Optionally, the magnetic block is inlaid on at least one locking portion of the to-be-fixed member 1, where the locking portion is a component for locking the to-be-fixed member 1 on the lock base 301.

The magnetic block is embedded in at least one locking bolt 3021 of the locking component 302, wherein the locking bolt 3021 is used for clamping the locking part of the to-be-fixed member 1 in the lock holder 301. Alternatively, the magnetic block is embedded in the link shaft 3022 of at least one of the locking members 302.

The magnetic block is embedded on a locking block 3054 of the secondary locking member, wherein the locking block 3054 abuts against the locking part 302 when the locking mechanism assembly 3 is in a locking state.

It needs to emphasize, in order to improve the accuracy that detects, improve and trade electric efficiency, the embodiment of the utility model provides a preferred both inlay the magnetic path on locking bolt 3021, again inlay the magnetic path in the locking portion to and, inlay the scheme of magnetic path on the locking block of secondary locking piece, wherein, in order to avoid the mutual interference of detection, it has the magnetic path to inlay do not set up the magnetic path in the locking portion of locking bolt 3021 locking, with inlay the magnetic path locking portion complex do not set up the magnetic path in locking bolt 3021, and, be provided with the locking bolt of the lock seat of secondary locking piece with do not set up the magnetic path in the locking portion of lock seat locking.

Optionally, as shown in fig. 10 to 17, a first positioning hole 3017 penetrating through the front end surface and the rear end surface is arranged on the lock base 301, a second positioning hole is arranged at a position on the support structure 2 corresponding to the first positioning hole 3017, and the positioning pin 3018 sequentially penetrates through the first positioning hole 3017 and the second positioning hole. Further, after the positioning pin 3018 passes through the first positioning hole 3017 and the second positioning hole, it is welded to the lock base 301 and the support structure 2, respectively, so as to achieve positioning.

Optionally, as shown in fig. 10 to 11, a second bolt mounting hole 3016 penetrating through a front end surface and a rear end surface of the lock base 301 is provided on the lock base 301, and the lock base 301 is connected to the support structure 2 by a second bolt 3019 penetrating through the second bolt mounting hole 3016;

the rear end face is an end face of the lock base 301 close to the support structure 2, and the front end face is an end face opposite to the rear end face.

Of course, the lock base 301 and the support structure 2 may be formed as an integral structure, thereby reducing the number of assembling processes and improving the assembling efficiency.

Optionally, as shown in fig. 3, flanges 22 are further disposed at the tops of the two side surfaces of the bracket body 21, and a plurality of third bolt mounting holes 221 connected with the vehicle body are formed in the flanges 22. The bracket structure 2 is connected to the vehicle body by bolts inserted through the third bolt mounting holes 221.

The embodiment of the utility model also provides an electric automobile, which comprises a power battery, an automobile body and the bracket structure;

the power battery is placed in the accommodating space and detachably connected with the locking mechanism body 3, and the vehicle body is connected with the support body 21.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (17)

1. A support structure, comprising:

the bracket body (21) is enclosed into an accommodating space and is connected with a fixing piece;

the locking mechanism bodies (3) are arranged on the inner side wall of the bracket body (21) at intervals;

the connecting component is arranged on the outer side wall of the bracket body (21) and is connected with the plurality of locking mechanism bodies (3);

the to-be-fixed piece (1) is placed in the accommodating space and detachably connected with the support body (21) through the plurality of locking mechanism bodies (3) and the connecting component.

2. A mounting structure according to claim 1, characterised in that the connecting part is provided with an unlocking mechanism (3037) for accommodating an unlocking means, by which the connecting part is pushed along the side wall of the mounting body (21) within the unlocking mechanism (3037) and the member (1) to be fastened is locked to or unlocked from the locking mechanism body (3).

3. The support structure according to claim 1, wherein the connecting member comprises: the locking mechanism comprises a plurality of connecting rods which are connected in sequence, wherein connecting rod shaft mounting structures (3034) are arranged on the plurality of connecting rods, and the connecting rods are connected with a locking mechanism body (3) through the connecting rod shaft mounting structures (3034).

4. A support structure as claimed in claim 3, wherein the connecting member further comprises: the flexible shaft (3032) is connected between the first connecting rod (3031) and the second connecting rod (3033).

5. A support structure according to claim 3 or 4, wherein the connecting member further comprises:

a self-restoring spring (307), the self-restoring spring (307) being connected between the second link (3033) and the mount (2).

6. The support structure according to claim 1, characterized in that the locking mechanism body (3) comprises: a lock holder (301) and a locking member (302);

the lock seat (301) is fixed on the inner side wall of the bracket body (21);

a locking part mounting hole (3011) is formed in the lock base (301), a locking bolt (3021) of the locking part (302) is inserted into the locking part mounting hole (3011), and the lock base (301) is detachably connected with the locking part (302);

a connecting rod shaft mounting structure (3034) is arranged on the connecting part;

a connecting rod shaft (3022) of the locking component (302) penetrates through a communication hole on the side wall of the bracket body (21) and is fixedly connected with the connecting component through the connecting rod shaft mounting structure (3034);

by pushing the connecting component, the locking component (302) moves relative to the lock base (301), and the to-be-fixed piece (1) is locked on the lock base (301) or unlocked from the lock base (301).

7. A support structure according to claim 6, wherein the front end face of the lock holder (301) is provided with a first groove (3012) communicating with the lower end face of the lock holder (301);

the front end face is an end face of the lock seat (301) far away from the support body (21);

the first groove (3012) is communicated with the locking component mounting hole (3011);

treat that mounting (1) is last to be provided with a plurality of locking parts at interval, each locking part inserts and stretches into one first recess (3012), when locking part card is located locking bolt (3021) with between the bottom of first recess (3012), locking bolt (3021) will treat mounting (1) locking in lock seat (301).

8. The support structure of claim 6, wherein a second groove (3014) is opened on the back end face of the lock base (301);

the rear end face is an end face of the lock seat (301) close to the support body (21);

the second groove (3014) is communicated with the locking component mounting hole (3011);

the connecting rod shaft (3022) penetrates through the second groove (3014) and the communication hole to be fixedly connected with the connecting component.

9. The support structure of claim 6, wherein the locking mechanism body (3) further comprises: a secondary locking member;

when the locking member (302) is in a locked state, the secondary locking piece is abutted against the locking member (302) to prevent the locking member (302) from moving relative to the lock holder (301).

10. The support structure of claim 9, wherein at least one of the lock holders (301) has a secondary lock member mounting through-hole (3015b) formed therein from the top end of the lock holder (301) for receiving the secondary lock member.

11. The mounting structure of claim 10 wherein the secondary latch comprises: the locking device comprises a locking block (3054), a second spring (3055) and a second plug (3056);

the locking block (3054), the second spring (3055) and the second plug (3056) are all located in the secondary locking piece mounting through hole (3015 b);

the locking block (3054) and the second plug (3056) are respectively arranged at two ends of the second spring (3055) and are connected with the second spring (3055);

when the locking member (302) is in a locked state, the lock block (3054) abuts against the locking member (302).

12. The support structure of claim 1, further comprising: a detection device comprising a magnetic block;

wherein the magnetic block is positioned on one or more of a locking component (302) of the locking mechanism body (3) and a secondary locking piece of the locking mechanism body (3); and determining the installation state by detecting the magnetic field change of the position of the magnetic block.

13. The support structure of claim 12, wherein the magnetic block is embedded in a locking bolt (3021) of at least one locking component (302), wherein the locking bolt (3021) is used for clamping the locking part of the to-be-fixed member (1) in the lock seat (301) of the locking mechanism body (3).

14. The mounting structure according to claim 12, wherein the magnet is embedded in a lock block (3054) of a secondary lock of the locking mechanism body (3), wherein the lock block (3054) abuts against the locking member (302) when the locking mechanism body (3) is in the locked state.

15. A support structure according to claim 12, wherein the detection means further comprises a sensor; the sensor is arranged on the bracket body (21) and corresponds to the magnetic block when the locking mechanism body (3) is in a locking state;

when the locking mechanism body (3) is in a locking state and the sensor detects the change of the magnetic field, the sensor outputs a detection electric signal.

16. The support structure of claim 1, wherein flanges (22) are further arranged at the tops of two side walls of the support body (21), and a plurality of third bolt mounting holes (221) connected with the fixing pieces are formed in the flanges (22).

17. An electric vehicle comprising a power battery and a vehicle body, characterized by further comprising a support structure according to any one of claims 1 to 16;

the power battery is detachably connected with the locking mechanism body (3), and the vehicle body is connected with the support body (21).

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