CN214420207U - Lockpin structure, locking mechanism assembly and electric automobile - Google Patents

Abstract

The application discloses lockpin structure, locking mechanism assembly and electric automobile relates to car technical field, and the lockpin structure includes: the supporting seat is provided with a first mounting hole and a second mounting hole; the lock pin body penetrates through the first mounting hole and is connected with a part to be fixed; the positioning component penetrates through the second mounting hole and is connected with the component to be fixed; the positioning part and the lock pin body are arranged on the supporting seat at intervals, and the positioning part is matched with the positioning hole in the lock body assembly for positioning in the process of locking the part to be fixed by matching the lock pin body with the lock body assembly. The scheme of this application has improved the locking speed of treating fixed part.

Description

Lockpin structure, locking mechanism assembly and electric automobile

Technical Field

The application relates to the technical field of automobiles, in particular to a lock pin structure, a locking mechanism assembly and an electric automobile.

Background

The electric automobile is a vehicle which takes a vehicle-mounted power supply as power, drives wheels by a motor, and meets various requirements of road traffic and safety regulations. It uses the electricity stored in the power cell for starting.

When the electric quantity of the power battery is exhausted, the power battery needs to be charged immediately to ensure the normal running of the electric automobile, although charging facilities are continuously improved at present everywhere to ensure that the charging is more convenient, under the condition that the user time is urgent, a method for replacing the power battery of the electric automobile is mainly selected to solve the problems, and when the electric quantity of the power battery is insufficient, a fully charged battery pack can be directly replaced at a charging station. However, the quick-change structure of the current battery pack is complex, so that the battery changing speed of the battery pack is slow.

SUMMERY OF THE UTILITY MODEL

An object of the application is to provide a lockpin structure, locking mechanism assembly and electric automobile to solve the slow problem of the battery changing speed of battery package among the prior art.

In order to achieve the above object, the present application provides a latch structure comprising:

the supporting seat is provided with a first mounting hole and a second mounting hole;

the lock pin body penetrates through the first mounting hole and is connected with a part to be fixed;

the positioning component penetrates through the second mounting hole and is connected with the component to be fixed;

the positioning part and the lock pin body are arranged on the supporting seat at intervals, and the positioning part is matched with the positioning hole in the lock body assembly for positioning in the process of locking the part to be fixed by matching the lock pin body with the lock body assembly.

Optionally, the lock pin body is of a U-shaped structure, and the bottom of the U-shaped structure is located above the support seat and is matched with the lock body assembly for locking.

Optionally, the support seat comprises: buffer block and be located the mounting panel of buffer block below, the mounting panel with treat fixed part and connect.

The embodiment of the application also provides a locking mechanism assembly, which comprises the lock pin structure and a lock body component matched with the lock pin structure;

the lock pin body is inserted into the lock body assembly from the lower surface of the lock body assembly and matched with the lock body assembly to be locked or unlocked.

Optionally, the lock body assembly comprises: a first locking member and a second locking member;

the first locking component or the second locking component is provided with an accommodating space for accommodating the lock pin body; the first locking member is movable relative to the second locking member, and the lock pin body is actuated between a first state in which it is located in the accommodating space and a second state in which it is separated from the lock body assembly by the relative movement of the first and second locking members.

Optionally, the edge of the first locking component is provided with a locking tooth; a plurality of locking grooves are formed in the edge of the second locking part;

the locking tooth is engaged with any one of the plurality of locking grooves, and the lock pin body is in a first state of being located in the accommodating space, or the locking tooth is separated from the plurality of locking grooves, so that the lock pin body is in a second state of being separated from the first locking part.

Optionally, the lock body assembly further comprises a housing for housing the first and second locking members; the first locking part and the second locking part are respectively connected with the inner wall of the shell through rotating shafts;

the lower surface of the shell is provided with an opening for the lock pin body to pass through, and the lower surface of the shell is also provided with a positioning hole matched with the positioning component.

Optionally, the lock body assembly further comprises a driving member disposed on the first locking member and/or the second locking member;

through the movement of the driving part, the locking part where the driving part is located moves relative to the other locking part, and the lock body assembly is in a locking state or an unlocking state.

Optionally, the lock body assembly further comprises a detection member for detecting the position of the first locking member and/or the second locking member.

The embodiment of the application also provides an electric automobile, which comprises an automobile body, a battery pack and the locking mechanism assembly;

the side wall of the battery pack is provided with a mounting part, and the lock pin structure is positioned on the upper surface of the mounting part;

the lock body assembly is connected with the vehicle body;

through the cooperation of lockpin structure with the lock body subassembly, the battery package with the automobile body is dismantled and is connected.

The above technical scheme of this application has following beneficial effect at least:

in the lock pin structure of the embodiment of the application, the supporting seat is arranged, so that the contact area of the lock pin structure and a part to be fixed is increased, and the possibility of falling off of the lock pin structure in the use process is reduced; through setting up locating part, at the lockpin body and the in-process of treating the fixed part of lock body subassembly cooperation locking, locating part 203 and the locating hole cooperation on the lock body subassembly realize the location to the lockpin structure, have improved the efficiency of treating the fixed part locking.

Drawings

FIG. 1 is one of the schematic views of the locking pin structure;

FIG. 2 is a schematic view of an embodiment of a lock body assembly coupled to a locking pin structure;

FIG. 3 is a second illustration of the lock body assembly and locking pin structure of the present application;

FIG. 4 is a cross-sectional view taken along A-A of FIG. 3;

FIG. 5 is a third schematic view of the lock body assembly and the locking pin structure according to the embodiment of the present application;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;

FIG. 7 is a fourth illustration of the lock body assembly and locking pin structure of the present application in accordance with an embodiment of the present application;

FIG. 8 is a cross-sectional view taken along line C-C of FIG. 7

FIG. 9 is a second illustration of a detent configuration according to an embodiment of the present application;

fig. 10 is a third schematic view of a lock pin structure according to an embodiment of the present application.

Description of reference numerals:

101-first locking part, 102-second locking part, 103-shell, 104-containing space, 105-locking tooth, 106-locking groove, 107-driving part, 108-sealing cover plate, 109-resetting mechanism, 110-rotating shaft, 111-detecting part, 201-supporting seat, 202-locking pin body, 203-positioning part, 204-buffer block, 205-mounting plate.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. 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.

The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or described herein. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.

The locking pin structure provided by the embodiment of the present application is described in detail through specific embodiments and application scenarios thereof with reference to the accompanying drawings.

Fig. 1, 9 and 10 show various schematic views of a latch structure according to an embodiment of the present application, the latch structure including:

the supporting seat 201 is provided with a first mounting hole and a second mounting hole;

the lock pin body 202 penetrates through the first mounting hole and is connected with a part to be fixed;

the positioning component 203 penetrates through the second mounting hole and is connected with the component to be fixed;

the positioning member 203 and the lock pin body 202 are arranged on the support base 201 at intervals, and in the process that the lock pin body 202 and the lock body assembly are matched to lock a to-be-fixed member, the positioning member 203 and a positioning hole in the lock body assembly are matched to be positioned.

In the lock pin structure of the embodiment of the application, the supporting seat 201 is arranged, so that the contact area between the lock pin structure and a part to be fixed is increased, and the possibility of falling off of the lock pin structure in the use process is reduced; through setting up locating part 203, at the lockpin body 202 and the in-process of the lock body subassembly cooperation locking part of treating, locating part 203 and the cooperation of the locating hole on the lock body subassembly realize the location to the lockpin structure, have improved the efficiency of treating the locking of fixed part.

As an alternative implementation manner, the lock pin body 202 is a U-shaped structure, and the bottom of the U-shaped structure is located above the supporting seat 201 and is matched with the lock body assembly for locking.

That is, as shown in fig. 1, both ends of the lock pin body 202 are connected to the member to be fixed after passing through the two first mounting holes of the support seat 201, respectively, so that the support seat 201 performs a positioning function on the lock pin body 202.

In the optional implementation mode, the lock pin body 202 is set to be in a U-shaped structure, so that the lock pin structure not only realizes a locking function, but also realizes self-positioning and limiting functions in the process of matching with the lock body assembly; both of which increase the rigidity of the latch body 202.

As an alternative implementation, as shown in fig. 1, the supporting seat 201 includes: a buffer block 204 and a mounting plate 205 positioned below the buffer block 204, the mounting plate 205 being connected to the component to be fixed.

Specifically, the buffer block 204 can be connected with the mounting plate 205 in a sticking or bolt connection manner, wherein, in the using process, the buffer block 204 can absorb external force generated by vibration, so that the vibration mode is improved, and the service life of the lock pin structure is prolonged. By arranging the mounting plate 205, the overall rigidity of the support seat 201 is improved, and the connection between the support seat 201 and the component to be fixed is facilitated.

Here, it should be noted that the to-be-fixed component using the lock pin structure of the embodiment of the present application may be a battery pack, and thus, the lock pin structure may be disposed on an upper surface of a mounting portion of the battery pack, the mounting portion is a protruding structure protruding from a side wall of the battery pack, and a U-shaped bottom of the lock pin body 202 is perpendicular to the side wall of the battery pack, so that the locking process of the battery pack is simple, the unlocking and locking are more flexible, and adverse effects of deformation of a vehicle body and the battery pack on the up-down locking can be absorbed.

According to the lock pin structure disclosed by the embodiment of the application, the support base 201 is connected with the part to be fixed, so that the contact area of the lock pin structure and the part to be fixed is increased, the lock pin structure is not easy to fall off in the use process, and the vibration mode of the part to be fixed is improved; the lock pin body 202 is arranged to be of the U-shaped structure, so that the rigidity of the lock pin body 202 is improved, and the lock pin has self-positioning performance; by providing the positioning member 203, the relative position of the member to be fixed and the structure for fixing the member to be fixed in the locking process is ensured.

Here, in the latch structure according to the embodiment of the present application, the support seat 201 may be shaped like a special shape (as shown in fig. 1 and 9) or a rectangle (as shown in fig. 10), and may be specifically designed according to an installation space.

Here, it should be further noted that the support seat 201 of the locking pin structure according to the embodiment of the present application may include a buffer block 204 and a mounting plate 205 located below the buffer block 204, and the support seat 201 may also include only the buffer block or only the mounting plate, which is not limited in this application.

As shown in fig. 2 to 8, the present application further provides a locking mechanism assembly, which includes the lock pin structure as described above and a lock body component cooperating with the lock pin structure. The lock pin body 202 is inserted into the lock body assembly from the lower surface of the lock body assembly, and is matched with the lock body assembly to be locked or unlocked.

The locking mechanism assembly of this application embodiment, lockpin body 202 stretches into the lock body subassembly from the lower surface difference of lock body subassembly, with lock body subassembly cooperation locking or unblock, has realized that only need promote to treat that the perpendicular upward movement of fixed part can accomplish the action of locking for the locking process is simple, has improved the efficiency of locking.

As an alternative implementation, the lock body assembly comprises a first locking member 101 and a second locking member 102; the first locking part 101 or the second locking part 102 is provided with an accommodating space 104 for accommodating the lock pin body 202; the first latch member 101 is movable relative to the second latch member 102, and the lock pin body is operated between a first state located in the accommodating space 104 and a second state separated from the lock body assembly by the relative movement of the first latch member 101 and the second latch member 102.

In this alternative implementation, the lock pin body 202 may be located in the accommodating space 104, and the bottom of the lock pin body 202 is located in the accommodating space 104, so that the lock of the lock pin body 202 is achieved; meanwhile, the lock pin body 202 also plays a limiting role in the process of matching the lock body assembly.

As an alternative implementation, the edge of the first locking part 101 is provided with a locking tooth 105; a plurality of locking grooves 106 are formed on the edge of the second locking part 102;

the latch tooth 105 engages with any one of the plurality of latch grooves 106 and the latch body 202 is in a first state in the receiving space 104, or the latch tooth 105 is separated from the plurality of latch grooves 106 and the latch body 202 is in a second state separated from the first blocking member 101.

Here, it should be noted that the accommodating space 104 may be a U-shaped space, an opening of the U-shaped space is located at an edge where the locking tooth 105 is disposed, or, an opening of the U-shaped space is located at an edge where the locking groove 106 is disposed, so that, during a process of replacing a component to be fixed (such as a battery pack), during a downward movement of the component to be fixed, the bottom wall of the accommodating space 104 is pushed downward by the locking pin body 202 located at the accommodating space 104, a relative movement of the first locking member 101 and the second locking member 102 is achieved, so that the first locking member 101 and the second locking member 102 are separated, and unlocking is achieved, specifically, the locking pin body 202 may push downward a lower inner wall of a closed end of the accommodating space 104, so that a pushing force borne by the locking member is minimized, which is beneficial to ensuring a service life of the lock body assembly.

Specifically, in the embodiment of the present application, the first locking component 101 may be a pawl, and the second locking component 102 may be a ratchet.

As an alternative implementation, as shown in fig. 2 to 8, the lock body assembly further includes a housing 103 for accommodating the first locking member 101 and the second locking member 102; the first locking part 101 and the second locking part 102 are respectively connected with the inner wall of the shell 103 through a rotating shaft 110; in addition, the first locking component 101 and the second locking component 102 can rotate around the rotation shaft 110 connected with the first locking component and the second locking component respectively to lock the locking tooth 105 in any one of the locking slots 106, or to enable the locking tooth 105 to be switched between two adjacent locking slots 106 in a single direction. The method specifically comprises the following steps: when the lock pin body 202 pushes the accommodating space 104, the first locking component 101 is driven by the rotating shaft 110 to rotate, so that the locking tooth 105 rotates towards the locking groove 106, and the locking tooth 105 is engaged with the locking groove 106.

It should be noted that the accommodating space 104 is disposed below the rotation shaft 110, that is, the rotation shaft 110 is located above an extension line of the accommodating space 104, so that locking or unlocking of the lock body assembly with a small force is facilitated.

Wherein, the lower surface of the housing 103 is provided with an opening for the lock pin body 202 to pass through, and the lower surface of the housing 103 is further provided with a positioning hole matched with the positioning component 203. So, only need promote to treat that fixed part moves up perpendicularly and can accomplish to lock for the locking process of treating fixed part is simple, and the unblock is more nimble with locking, and can absorb the deformation of treating fixed part and lock the adverse effect of locking from top to bottom.

As an alternative implementation, as shown in fig. 2 to 8, the lock body assembly further includes a driving member 107 disposed on the first locking member 101 and/or the second locking member 102;

by moving the driving member 107, the locking member in which the driving member 107 is located moves relative to the other locking member, and the lock body assembly assumes a locked state or an unlocked state.

Specifically, the driving member 107 may be a driving rod penetrating through the housing 103, that is: one end of the driving member 107 is located inside the housing 103, and the other end of the driving member 107 is located outside the housing 103.

In this alternative implementation, the relative movement between the first locking component 101 and the second locking component 102 can be realized by waving the driving component 107, so that the locking teeth 105 engage with or disengage from the locking grooves 106 to realize the locking of the lock pin body 202 with the accommodating space 104 or the separation of the lock pin body 202 from the locking component, and the unlocking process is simplified.

Specifically, the unlocking process will be described by taking the example in which the driving member 107 is provided on the second locking member 102: by operating the driving member 107, the second locking member 102 is controlled to rotate away from the first locking member 101, so that the engaged locking groove 106 is separated from the locking tooth 105, and unlocking is achieved. After the locking groove 106 is separated from the locking tooth 105, the member to be fixed moves downward under the influence of gravity, and at the same time, the member to be fixed applies a downward force to the lower inner wall surface of the accommodating space 104, so that the first locking member 101 rotates until the open end of the accommodating space 104 faces downward, and the lock pin body 202 on the member to be fixed is separated from the lock body assembly.

Further, as shown in fig. 3, as an alternative implementation manner, the lock body assembly further includes a detection component 111, and the detection component 111 is used for detecting the position of the first locking component 101 and/or the second locking component 102.

Specifically, the detection unit 111 includes a sensing portion and a sensed portion; the position of the sensed part is sensed by the sensing part, so that the positions of the first locking part 101 and the second locking part 102 are detected, the locking state of the lock body assembly 1 is determined, specifically, the sensing part can be a hall sensor, the sensed part can be magnetic steel, the magnetic field strength around the sensing part is sensed by the hall sensor, and the positions of the first locking part 101 and the second locking part 102 are determined. Specifically, the magnetic steel is used as a target sensing object of the hall sensor, and when the magnetic steel reaches the sensing range of the hall sensor, the output signal of the live sensor can be inverted, so that the lock pin body 202 is determined to be locked on the lock body assembly.

Here, the sensing part may be an infrared sensor, and the embodiment of the present application limits a specific form of the sensing part.

Further, the lock body subassembly still includes:

and a first reset mechanism provided on the first locking part 101 and/or the second locking part 102, the first reset mechanism being configured to push the pivoted first locking part 101 and/or the pivoted second locking part 102 to reset to the position before pivoting.

Specifically, the first resetting structure includes a first locking component resetting structure and a second locking component resetting structure, and the first locking component resetting structure is used for driving the first locking component 101 to return to the position in the locked state after the first locking component 101 rotates in the direction away from the second locking component 102 to achieve unlocking; the second locking member resetting structure is used for driving the second locking member 102 to return to the locking position after the lock pin body 202 is subjected to bumping external force to drive the second locking member 102 to rotate, so that the lock body assembly is prevented from being unlocked automatically. Specifically, the first locking member returning structure and the second locking member returning structure may be springs, such as: an extension spring or a torsion spring, but not limited thereto.

The embodiment of the application also provides an electric automobile, which comprises an automobile body, a battery pack and the locking mechanism assembly;

the side wall of the battery pack is provided with an installation part, and the lock pin structure is positioned on the upper surface of the installation part;

the lock body component is connected with the vehicle body;

through the cooperation of lockpin structure and lock body subassembly, the battery package with the automobile body can be dismantled and be connected.

Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing is a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and refinements can be made without departing from the principle described in the present application, and these modifications and refinements should be regarded as the protection scope of the present application.

Claims (10)

1. A latch construction, comprising:

the supporting seat (201), wherein a first mounting hole and a second mounting hole are formed in the supporting seat (201);

the lock pin body (202) penetrates through the first mounting hole and is connected with a part to be fixed;

the positioning component (203) penetrates through the second mounting hole and is connected with the component to be fixed;

the positioning component (203) and the lock pin body (202) are arranged on the supporting seat (201) at intervals, and in the process that the lock pin body (202) is matched with the lock body assembly to lock the component to be fixed, the positioning component (203) is matched with the positioning hole in the lock body assembly for positioning.

2. The lock pin structure of claim 1, wherein the lock pin body (202) is a U-shaped structure, and the bottom of the U-shaped structure is located above the support base (201) and is locked with the lock body assembly.

3. The detent structure according to claim 1, wherein said support seat (201) comprises: the fixing device comprises a buffer block (204) and a mounting plate (205) located below the buffer block (204), wherein the mounting plate (205) is connected with a component to be fixed.

4. A locking mechanism assembly comprising a locking pin arrangement according to any one of claims 1 to 3, and further comprising a lock body component engaged with the locking pin arrangement;

the lock pin body (202) is inserted into the lock body assembly from the lower surface of the lock body assembly and matched with the lock body assembly to be locked or unlocked.

5. The locking mechanism assembly of claim 4, wherein the lock body component comprises: a first locking member (101) and a second locking member (102);

wherein the first locking component (101) or the second locking component (102) is provided with an accommodating space (104) for accommodating the lock pin body (202); the lock pin body (202) is moveable between a first condition in the receiving space (104) and a second condition disengaged from the lock body assembly by relative movement of the first locking member (101) and the second locking member (102).

6. The locking mechanism assembly of claim 5, wherein the first locking member (101) is provided with locking teeth (105) on an edge thereof; a plurality of locking grooves (106) are formed in the edge of the second locking component (102);

the lock tooth (105) is engaged with any one lock groove (106) in the plurality of lock grooves (106), and the lock pin body (202) is in a first state of being located in the accommodating space (104), or the lock tooth (105) is separated from the plurality of lock grooves (106), so that the lock pin body (202) is in a second state of being separated from the first locking part (101).

7. The locking mechanism assembly of claim 6, wherein the lock body assembly further comprises a housing (103) for housing the first locking member (101) and the second locking member (102); the first locking part (101) and the second locking part (102) are respectively connected with the inner wall of the shell (103) through a rotating shaft (110);

the lower surface of the shell (103) is provided with an opening for the lock pin body (202) to pass through, and the lower surface of the shell (103) is also provided with a positioning hole matched with the positioning component (203).

8. The locking mechanism assembly of claim 5, wherein the lock body component further comprises a drive member (107) disposed on the first locking member (101) and/or the second locking member (102);

through the movement of the driving component (107), the locking component where the driving component (107) is located moves relative to the other locking component, and the lock body assembly is in a locking state or an unlocking state.

9. A locking mechanism assembly according to claim 5, wherein the lock body component further comprises a detection member (111), the detection member (111) being adapted to detect the position of the first locking member (101) and/or the second locking member (102).

10. An electric vehicle comprising a vehicle body and a battery pack, characterized by further comprising a locking mechanism assembly according to any one of claims 4 to 9;

the side wall of the battery pack is provided with a mounting part, and the lock pin structure is positioned on the upper surface of the mounting part;

the lock body assembly is connected with the vehicle body;

through the cooperation of lockpin structure with the lock body subassembly, the battery package with the automobile body is dismantled and is connected.

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