CN217387684U - Connector, circuit module, battery, and electric device - Google Patents

Abstract

The application relates to a connector, a circuit assembly, a battery and an electric device. Wherein, the connector includes that the multiunit presss from both sides tight fixed knot constructs, the multiunit presss from both sides tight fixed knot structure and is in the direction of height of connector piles up the setting, and wherein, every group presss from both sides tight fixed knot structure and includes: a first mounting member; a second mount; the first mounting piece and the second mounting piece are arranged in a split manner; when the first mounting part and the second mounting part are assembled, connected and fixed adjacently in the height direction, the lead connected with the connector is clamped and fixed in the mounting space between the first mounting part and the second mounting part in the height direction of the connector.

Description

Connector, circuit module, battery, and electric device

Technical Field

The application relates to a connector, a circuit assembly, a battery and an electric device.

Background

In a battery of an electric device, such as an electric vehicle, a voltage sensor and/or a temperature sensor for monitoring the cell voltage and/or temperature are generally provided to monitor the performance and safety of the battery.

The voltage sensor and/or the temperature sensor are generally connected to the control unit through a circuit assembly, thereby outputting sensed voltage and/or temperature data to the control unit.

The circuit assembly generally includes wires connected to the voltage sensor and/or the temperature sensor, and connectors for switching the wires.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the background art, an object of the present application is to provide a connector, a circuit assembly, a battery and an electric device, so as to improve the assembly efficiency of the connector and a wire, and improve the reliability of the assembly of the connector and the wire, so as to improve the reliability of the battery and the electric device.

In a first aspect, the present application provides a connector, the connector includes a plurality of sets of clamping fixing structures, the plurality of sets of clamping fixing structures are stacked in a height direction of the connector, wherein each set of clamping fixing structures includes: a first mounting member, a second mounting member; the first mounting piece and the second mounting piece are arranged in a split manner; when the first mounting part and the second mounting part are assembled, connected and fixed adjacently in the height direction, the lead connected with the connector is clamped and fixed in the mounting space between the first mounting part and the second mounting part in the height direction of the connector.

In the technical scheme of this application embodiment, press from both sides tight fixed wire through the tight fixed knot of the clamp of multiunit structure for the wire can directly assemble in the connector, and need not earlier with binding post equipment, and then with connector assembly, thereby has improved the assembly efficiency of connector and wire, has also promoted connector and wire erection joint's reliability simultaneously, and battery and electric installation's reliability. In addition, the clamping and fixing structures of the multiple groups enable a single connector to correspondingly connect more wires, so that the arrangement of the circuit assembly in the battery is more compact.

In some embodiments, one of the first mounting part and the second mounting part is provided with a plurality of grooves which are arranged at intervals in the width direction of the connector, and the grooves provide a placing space for placing a wire. By adopting the groove, the exposed ends of the wires can be separated in the width direction, so that the protection effect between the exposed ends is formed, and the reliability of the circuit assembly, the battery and the electric device is improved.

In some embodiments, the groove is provided with a limiting elastic sheet at the downstream end of the connector in the length direction, and the limiting elastic sheet and the groove bottom of the groove form a limiting structure, so that the exposed end of the wire can be limited and fixed between the limiting elastic sheet and the groove, the limiting structure can stably fix the exposed end, the limiting elastic sheet can also play a role in separation to form protection between the exposed ends, the elastic sheet can also play a role in waterproofing when pressing the exposed end, and the reliability of the circuit assembly, the battery and the power utilization device is improved.

In some embodiments, the other of the first mounting part and the second mounting part is provided with a plurality of protrusions, the plurality of protrusions are arranged corresponding to the plurality of grooves, the clamping and fixing structure comprises a first clamping and fixing part formed by assembling the protrusions and the grooves, so that the lead can be clamped and fixed between the protrusions and the grooves, and the clamping and fixing structure adopts a structure of matching the protrusions and the grooves, so that the structure is simple, the fixing effect is stable, and the positioning is easy during assembling.

In some embodiments, the connector further includes a filler located between two adjacent mounting spaces in a height direction of the connector and located upstream of and connected to the clamping fixture structure in a length direction of the connector. The setting of filler for it is waterproof to have between the wire that the direction of height is adjacent, is fixed by the tight fixed knot of the clamp of different groups structure, avoids intaking and leads to taking place the short circuit in the connector, has promoted circuit module, battery and power consumption device's reliability.

In some embodiments, one of the first mounting part and the second mounting part of two adjacent groups of the clamping and fixing structures is integrated into a whole, so that the structure of the connector is more compact, and the spatial arrangement of the battery and the electric device is optimized.

In some embodiments, the connector has a limiting body and a corresponding limiting hole, the limiting body and the limiting hole are matched, the clamping and fixing structure is limited in the width direction and the length direction of the connector, and the clamping and fixing structure is stably and reliably assembled through the simple structure that the limiting body and the limiting hole are matched.

In some embodiments, among the multiple groups of clamping and fixing structures stacked in the height direction, the clamping and fixing structures at two ends in the height direction are respectively provided with a first locking part and a second locking part, the connector further comprises a locking part, the locking part comprises a first matching part, a second matching part and a body part for connecting the first locking part and the second locking part, the first matching part is in locking connection with the first locking part, the second matching part is in locking connection with the second locking part, so that the multiple groups of clamping and fixing structures stacked in the height direction are limited in the height direction through the locking part and the locking of the first locking part and the second locking part, reliable connection of the multiple groups of clamping and fixing structures stacked in the height direction can be realized through a single locking part, the structure is simple and compact, and assembly operation is easy.

In a second aspect, the present application provides a circuit assembly comprising a connector as described in the first aspect, and wires that are clamped and fixed to stacked sets of clamping and fixing structures in a height direction of the connector.

In some embodiments, one end of the wire is an exposed end, and the exposed end is directly connected with the connector through the first mounting part and/or the second mounting part, so that the assembly process of the wire and the connector is simplified, and the assembly efficiency is improved.

In some embodiments, the conducting wire is a flexible flat cable, and the flexible cable is adopted to facilitate compact wiring of the circuit assembly in the battery and the electric device.

In a third aspect, the present application provides a battery comprising the circuit assembly according to the second aspect, and a battery cell.

In some embodiments, the battery further comprises a voltage sensor and/or a temperature sensor, and the circuit assembly is electrically connected with the voltage sensor and/or the temperature sensor to output voltage and/or temperature data of the monitoring battery cell so as to monitor the operation state of the battery.

In a fourth aspect, the present application provides an electric device comprising the battery according to the third aspect.

The foregoing description is only an overview of the technical solutions of the present application, and the present application can be implemented according to the content of the description in order to make the technical means of the present application more clearly understood, and the following detailed description of the present application is given in order to make the above and other objects, features, and advantages of the present application more clearly understandable.

Drawings

Various additional advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Moreover, like reference numerals are used to refer to like elements throughout. In the drawings:

FIG. 1 is a schematic diagram of circuit components of an embodiment of the present application.

Fig. 2 is a schematic diagram of an exploded structure of a circuit assembly of an embodiment of the present application.

Fig. 3 is a schematic diagram of an internal structure of a circuit assembly of an embodiment of the present application.

Fig. 4 is a schematic diagram of a battery according to an embodiment of the present application.

Reference numerals:

10-connector, 101, 102-clamping and fixing structure, 1, 11, 111-first mounting piece, 2, 12, 122-second mounting piece, S1, S2-mounting space, 13-groove, 14-limiting elastic piece, 15-bulge, 16-filling piece, 17, 170, 171-integrated piece, 181-limiting body, 182-limiting hole, 19-locking piece, 191-first matching part, 192-second matching part, 190-body part, 1011-first locking part and 1021-second locking part;

20. 201, 202-lead, 21-bare end;

30-circuit components, 31-battery cells, 321-voltage sensors, 322-temperature sensors, and 40-batteries.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are merely used to more clearly illustrate the technical solutions of the present application, and therefore are only examples, and the protection scope of the present application is not limited thereby.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions.

In the description of the embodiments of the present application, the technical terms "first", "second", and the like are used only for distinguishing different objects, and are not to be construed as indicating or implying relative importance or implicitly indicating the number, specific order, or primary-secondary relationship of the technical features indicated. In the description of the embodiments of the present application, "a plurality" means two or more unless specifically defined otherwise.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

In the description of the embodiments of the present application, the term "and/or" is only one kind of association relationship describing an associated object, and means that three relationships may exist, for example, a and/or B, and may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

In the description of the embodiments of the present application, the term "plurality" refers to two or more (including two), and similarly, "plural sets" refers to two or more (including two), and "plural pieces" refers to two or more (including two).

In the description of the embodiments of the present application, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the directions or positional relationships indicated in the drawings, and are only for convenience of description of the embodiments of the present application and for simplicity of description, but do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the embodiments of the present application.

In the description of the embodiments of the present application, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are used in a broad sense, and for example, may be fixedly connected, detachably connected, or integrated; mechanical connection or electrical connection is also possible; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the embodiments of the present application can be understood by those of ordinary skill in the art according to specific situations.

The connector is one of the common structures of the switching lead and has wide application.

The inventor of the present application finds that when the current connector and the wire are assembled to form a circuit assembly, the problem of low assembly efficiency exists, and one of the main reasons is that the current assembly process needs to expose one end of the wire to form an exposed end, then assemble and connect the exposed end with the crimping terminal, and then connect the exposed end with the connector, so that not only is the operation efficiency low, but also the risk of assembling errors between the exposed end and the crimping terminal exists, and the assembly efficiency is low.

In order to improve the assembly efficiency and reliability of the connector and the wire, the inventor designs a connector through intensive research, sets multiple groups of clamping and fixing structures stacked in the height direction in the connector, and directly clamps and fixes the wire through a first installation part and a second installation part which are separately arranged, thereby omitting the step of connecting the wire and a crimping terminal in the assembly process, and also ensuring the reliability of a circuit assembly formed by fixedly connecting the connector and the wire, and the reliability of a battery and a power utilization device comprising the circuit assembly.

The connector disclosed in the embodiment of the present application can be used in batteries and electric devices including batteries, and can also be other devices having wires and connectors, for example, for connecting with circuit boards of various devices.

The embodiment of the application provides an electric device using a battery as a power supply, and the electric device can be but is not limited to a mobile phone, a tablet, a notebook computer, an electric toy, an electric tool, a battery car, an electric vehicle, a train, a ship, a spacecraft and the like. The electric vehicle may include a pure electric vehicle, a hybrid electric vehicle, a plug-in hybrid electric vehicle, an electric bicycle, an electric scooter, an electric golf cart, an electric truck, etc., the electric toy may include a stationary or mobile electric toy, such as a game machine, an electric car toy, an electric ship toy, an electric airplane toy, etc., and the spacecraft may include an airplane, a rocket, a space shuttle, a spacecraft, etc. The power utilization device can also be an energy storage system, such as large-scale commercial energy storage, microgrid energy storage, base station products, household uninterruptible power supply energy storage, and the like.

According to some embodiments of the present application, referring to fig. 1 to 3, the present application provides a connector 10 including a plurality of sets of clamping fixing structures 101, 102, the sets of clamping fixing structures 101, 102 being stacked in a height direction of the connector 10. Each set of clamping and fixing structures comprises a first mounting part 1 and a second mounting part 2, wherein the first mounting part 1 and the second mounting part 2 are separately arranged, and when the first mounting part 1 and the second mounting part 2 are assembled, connected and fixed adjacently in the height direction, a lead 20 connected with a connector 10 is clamped and fixed in a mounting space S between the first mounting part 1 and the second mounting part 2 in the height direction of the connector.

The height direction, such as that shown in fig. 1, is the Z direction, and the multiple sets of clamping fixtures 101, 102 are stacked in the Z direction. A description of the lengthwise direction, which is the X direction, and the widthwise direction, which is the Y direction, for example, as shown in fig. 1, will also appear in the following.

The first mounting part 1 and the second mounting part 2 are provided separately, and the separate installation is referred to herein as a concept of being integrally provided, and means that the first mounting part 1 and the second mounting part 2 are not integrally connected but separately manufactured, and are connected by an assembling process.

Wire 20, referred to herein as a line having an electrical connection, generally includes a core and a sheath surrounding the core, which may include an insulating sheath and a protective outer sheath. The structure of the conductive wires 20 may be a Flexible Flat Cable (FFC) as shown in fig. 1 to 3, and a Cable structure in which a plurality of conductive wires 20 are connected in parallel in the Y direction is also commonly referred to as a Flat Cable in the art, but not limited thereto, for example, a rigid Cable, a semi-rigid Cable, etc. may also be applicable to the structure of the present disclosure, and may also be a Flexible Cable structure of a single conductive wire, neither of which is limited thereto.

The number of sets of the clamping fixture structures is not limited to the two sets of the clamping fixture structures 101, 102 shown in the drawings, and the number of the clamping fixture structures may be further increased according to the actual number and structure of the wires 20. The following description will be given by way of example of two sets of stacked clamping fixtures 101, 102 shown in the figures.

As shown in fig. 1 and 2, the clamping and fixing structure 101 has a first mounting part 11 and a second mounting part 12, which form a mounting space S1, and the clamping and fixing structure 102 has a first mounting part 111 and a second mounting part 122, which form a mounting space S2, the clamping and fixing structure 101 clamps the lead 201 in the mounting space S1, and the clamping and fixing structure 102 clamps the lead 202 in the mounting space S2. The wires 201 and 202 also have a height difference in the height direction.

Through setting up the tight fixed knot of multiunit pile-up at connector 10, and the tight first installed part 11 of every group clamp, second installed part 12 that the structure components of a whole that can function independently set up, can make the wire can directly assemble in the connector, avoided if need assemble with binding post earlier in the current assembly process, then with the technology of connector assembly to the assembly efficiency of connector with the wire has been improved, also promoted connector and wire erection joint's reliability simultaneously, and the reliability of battery and power consumption device. In addition, the clamping and fixing structures of the multiple groups enable a single connector to correspondingly connect more wires, so that the arrangement of the circuit assembly in the battery is more compact.

According to some embodiments of the present application, optionally, with continuing reference to fig. 2 and fig. 3, one of the first mounting element 11 and the second mounting element 12 is provided with a plurality of grooves 13, the plurality of grooves 13 are arranged at intervals in the width direction of the connector, and the grooves 13 provide a placement space for placing the wires 20.

In fig. 2, the first mounting part 11 of the clamping fixture 101 has a plurality of recesses 13, but it is understood that the recesses 13 may also be provided in the second mounting part 12 of the clamping fixture 101. In fig. 2, the first mounting part 111 of the clamping fixture 102 also has a similar plurality of recesses 13, but is not visible in fig. 2 for reasons of perspective. The plurality of grooves 13 are "spaced" herein in the sense that adjacent grooves 13 are spaced apart. The beneficial effect of such a structure is that as shown in fig. 3, each groove 13 is correspondingly provided with the exposed end 21 of the lead 20, so that the lead is more reliably mounted and fixed, and the adjacent exposed ends 21 of the lead 20 in the Y direction are separated to form a protection function among the exposed ends 21, thereby improving the reliability of the circuit assembly, the battery and the electric device. In addition, those skilled in the art will appreciate that a specific example of the exposed end 21 may be, for example, what is commonly referred to in the art as a PIN.

According to some embodiments of the present application, optionally, with continuing reference to fig. 2 and fig. 3, the groove 13 has a limiting elastic sheet 14 at a downstream end of the connector 10 in the length direction, i.e., the X direction, and the limiting elastic sheet 14 and the groove bottom of the groove 13 form a limiting structure, so that the exposed end 21 of the wire 20 can be limited and fixed between the limiting elastic sheet 14 and the groove 13. The meaning of the limiting elastic sheet 14 is that the limiting elastic sheet is a component with elastic force action, and the limiting elastic sheet plays a limiting role through an elastic force lead. When the lead 20 is not assembled, the preset elastic force of the limiting elastic sheet 14 acts on the groove bottom of the groove 13 even if the limiting elastic sheet is pressed tightly at the groove bottom of the groove 13, in the process of assembling the lead 20, the exposed end 21 of the lead 20 extends into the space between the groove 13 and the limiting elastic sheet 14 from the downstream end in the X direction, at the moment, the limiting elastic sheet 14 deforms due to the extending of the lead, so that the elastic force is accumulated, and after the exposed end 21 reaches the installation position close to the downstream end of the groove 13 in the X direction and then the extending process of the lead 20 is completed, the elastic force of the limiting elastic sheet 14 releases and presses the exposed end 21 of the lead 20. The beneficial effects like this lie in, not only can constitute limit structure and fix exposed end 21 steadily to spacing shell fragment 14 also can play the separation effect, and similar with the effect of recess 13, constitutes the protection between the adjacent exposed end 21 of X direction, and spacing shell fragment 14 compresses tightly exposed end 21 and can also play waterproof sealing's effect, has promoted circuit assembly, battery and power consumption device's reliability.

According to some embodiments of the present application, optionally, with continuing reference to fig. 2 and fig. 3, the other of the first mounting member 111 and the second mounting member 122 is provided with a plurality of protrusions 15, the plurality of protrusions 15 are disposed corresponding to the plurality of grooves 13, and the clamping and fixing structure includes a first clamping and fixing portion formed by the protrusions 15 and the grooves 13 in an assembling manner, so that the wires 20 can be clamped and fixed between the protrusions 15 and the grooves 13. Taking the example shown in fig. 2, the second mounting part 122 of the clamping fixture 102 has a plurality of projections 15, and the second mounting part 12 of the clamping fixture 101 also has a similar plurality of projections 15, but is not visible in fig. 2 for reasons of perspective. A second mounting member. It will be understood that "the other" means that one of the first and second mounting elements 111, 122 is provided with a recess 13 and the other is provided with a projection 15, the projection 15 being arranged to mate with the recess 13, as shown in figure 2, the recess 13 being square and the corresponding projection 15 also being square. It will be appreciated that the location of the recesses and projections is not limited to that shown in the figures, and that the first mounting member 111 may provide the projections 15 and the second mounting member 122 may provide the recesses 13. The first clamping and fixing means that the recess 13 and the projection 15 provide a site for clamping and fixing the conductor 20 in the clamping and fixing structure. When assembling, the second mounting part 122 provides the protrusion 15, the first mounting part 111 provides the groove 13, and the protrusion 15 presses the wire 20 placed in the groove 13, i.e. the wire 20 is clamped and fixed by the groove 13 and the protrusion 15 at two sides in the height direction. The groove-protrusion matching structure is simple in structure, stable in fixing effect and easy to position during assembly. It will be appreciated that the clamping and fixing structure may also include other portions for clamping and fixing the wires, and is not limited to the groove-protrusion mating structure.

According to some embodiments of the present application, optionally, as shown with continued reference to fig. 2, the connector 10 further comprises a filler piece 16, the position of the filler piece 16 comprising being located between two adjacent mounting spaces S1, S2 in the height direction of the connector 10 and being located upstream of the clamping fixture 101, 102 and being connected with the clamping fixture 101, 102 in the length direction of the connector 10.

The filler 16 here means a member for filling a space, for example, as shown in fig. 2, the clamping and fixing structure 101 provides the installation space S1 for installing the lead 201, the clamping and fixing structure 102 provides the installation space S2 for installing the lead 202, after the step of fixing the lead 20 to the connector 10, there is a space S3 between the lead 201 and the lead 202 in the height direction, the filler 16 fills the space, and the filler 16 is connected to the lead 201 at one end in the height direction, connected to the lead 202 at the other end in the height direction, and connected to the clamping and fixing structure at one end in the length direction. The material of the filler member 16 may be a relatively soft material, such as rubber, plastic, etc., so that it can be more tightly connected to the wires 201, 202 and the clamping fixture. The beneficial effect of adopting above embodiment lies in that through the setting of filler 16 for it is waterproof to have between the wire adjacent, fixed by the tight fixed knot structure of different groups of clamp in the direction of height, avoids intaking and leads to taking place the short circuit in the connector, has promoted circuit module, battery and power consumption device's reliability.

According to some embodiments of the present application, optionally, as illustrated with reference to fig. 1, 2, one of the first and second mounts of two adjacent sets of clamping and fixing structures 101, 102 is integrated in one piece. For example, as shown in fig. 1 and 2, the first mounting part 11 of the clamping and fixing structure 101 and the first mounting part 111 of the clamping and fixing structure 102 are integrally integrated into the integral piece 17. However, the present invention is not limited to this, and one first mounting device and the other second mounting device may be integrated, and for example, if another clamp fixing structure is stacked above the clamp fixing structure 101, the second mounting device 12 of the clamp fixing structure 101 and the first mounting device of the other clamp fixing structure may be integrated integrally with the integrated member 170. Similarly, if another clamping and fixing structure is stacked below the clamping and fixing structure 102, the second mounting part 122 of the clamping and fixing structure 102 and the first mounting part of the other clamping and fixing structure may be integrally integrated into the integral part 171.

The integral piece 17 means a part obtained by an integral molding process, for example, an integral molding process by injection molding. As shown in fig. 1 and 2, the upper half of the integral piece 17 in the height direction constitutes the first mounting part 11 of the clamping and fixing structure 101, and the lower half constitutes the first mounting part 111 of the clamping and fixing structure 102. When assembling, the second mounting parts 12 of the clamping and fixing structures 101 and the second mounting parts 122 of the clamping and fixing structures 102 are respectively arranged on the integrated part 17 from the upper side cover and the lower side cover in the height direction to form two groups of adjacent and stacked clamping and fixing structures 101 and 102 in the height direction, so that the beneficial effects are that the integrated part 17 simultaneously provides the first mounting parts of the two groups of clamping and fixing structures, the structure of the connector 10 is more compact, the spatial arrangement of the battery and the power utilization device is optimized, and the assembling process is further simplified.

According to some embodiments of the present application, optionally, referring to fig. 2 and 3, the connector 10 has a limiting body 181 and a corresponding limiting hole 182, and the combination of the limiting body 181 and the limiting hole 182 enables the multiple sets of clamping and fixing structures 101 and 102 stacked in the height direction to be limited in the width direction and the length direction of the connector 10.

The fitting of the limiting body 181 and the limiting hole 182 is, for example, a structure of fitting a shaft hole shown in fig. 2 and 3, but not limited thereto. The structure of the position-limiting body 181 and the position-limiting hole 182 may be a cylinder, a circular hole, or other shapes, such as a prism and a square hole. Although the limiting body 181 is described as a single component, it is not meant to be manufactured separately, for example, as shown in fig. 2, the limiting body 181 may be a part of the first mounting parts 11, 111 formed integrally and distributed at both ends of the first mounting parts 11, 111 in the width direction, and the second mounting parts 12, 122 provide corresponding limiting holes 182, and the assembly structure of the first mounting parts and the second mounting parts can be limited in both the X direction and the Y direction by the matching of the limiting body 181 and the shaft holes of the limiting holes 182, so that the formed clamping and fixing structure is stable and reliable, and is also beneficial to being accurately positioned in the assembly process.

According to some embodiments of the present application, optionally, with continued reference to fig. 2, among the multiple sets of clamping and fixing structures 101 and 102 stacked in the height direction, the clamping and fixing structures 101 and 102 at both ends in the height direction respectively have a first locking portion 1011 and a second locking portion 1021, the connector 10 further includes a locking piece 19, the locking piece 19 includes a first matching portion 191, a second matching portion 192, and a body portion 190 connecting the two, the first matching portion 191 and the first locking portion 1011 can be in locking connection, and the second matching portion 192 and the second locking portion 1012 can be in locking connection, so that the multiple sets of clamping and fixing structures 101 and 102 stacked in the height direction are limited in the height direction by the locking piece 19 and the locking of the first locking portion 1011 and the second locking portion 1021. Specifically, the assembling method may be to lock the locking members 19 to the first and second matching portions 191 and 192 after the assembling of the plurality of clamping and fixing structures 101 and 102 is completed.

As shown in fig. 2, since the number of the plurality of sets of clamping and fixing structures shown in the drawing is two, the clamping and fixing structures 101 and 102 are simultaneously, that is, the clamping and fixing structures at both ends in the height direction. The locking piece 19, the first locking portion 1011 and the second locking portion 1021 form a structure for locking the relative positions of the stacked plural sets of clamping and fixing structures in the height direction. The first and second locking portions 1011, 1021 may have different structures, and the first and second engagement portions 191, 192 may have different structures, for example, the structures shown in fig. 1 and 2, but not limited thereto, and may be identical. The specific structure of the lock connection between the lock part and the mating part may be as shown in fig. 1, the first mating part 191 and the second mating part 192 respectively exceed the first lock part 1011 and the second lock part 1021 in the height direction, and respectively abut against the first lock part 1011 and the second lock part 1021, and because the first lock part 1011 and the second lock part 1021 are located at the clamping and fixing structures at both ends in the height direction, the limitation of all the clamping and fixing structures stacked in the height direction can be realized, so as to form a stable multi-group stacking structure in the height direction.

According to some embodiments of the present application, the present application also provides a circuit assembly 30, which includes both the connector 10 described above and the wires 20, wherein the wires 20 are clamped and fixed to the stacked sets of clamping and fixing structures 101 and 102 in the height direction of the connector 10.

According to some embodiments of the present application, optionally, as illustrated with continued reference to fig. 2 and 3, one end of the wire 20 is an exposed end 21, and the exposed end 21 is connected with the connector 10 directly through the first mounting element 11 and/or the second mounting element 12. The exposed end 21 is defined herein as being stripped of the surface of the wire 20 and the core is exposed, e.g., the exposed end 21 may be bare copper. By "directly" is meant herein relative to the current "indirect" connection that the bare end 21 needs to be connected to a connection terminal. The beneficial effects are as described above, the step of assembling the exposed end and the wiring terminal is omitted, and the assembly efficiency of the circuit assembly 30 is high.

According to some embodiments of the present application, optionally, as shown with reference to fig. 2 and 3, the conductive wire 20 is a flexible flat cable, which facilitates flexible wiring in use scenarios of batteries, circuit boards, and the like.

According to some embodiments of the present application, as illustrated with reference to fig. 4, the present application also provides a battery 40 including the circuit assembly 30 as described above, and a battery cell 31.

The battery cell is a general term for a device electrically connected to the circuit assembly for converting electrical energy and chemical energy, and is not limited to "one battery pack", "one battery module", or "one battery cell", but is a whole meaning. For example, the plurality of battery packs or the plurality of battery modules may be collectively referred to as the battery cells 31, that is, the plurality of battery packs or the plurality of battery modules may be directly connected in series or in parallel or in series-parallel, and the series-parallel refers to both series connection and parallel connection among the plurality of battery packs or the plurality of battery modules. Of course, the battery cell 31 may also be formed by connecting a plurality of battery cells in series or in parallel or in series-parallel to form a battery module or a battery pack. The battery cell 31 may be a secondary battery or a primary battery, such as a lithium ion battery, a lithium sulfur battery, a sodium ion battery, a magnesium ion battery, or the like, but is not limited thereto. The battery cell 31 may include a cell in a cylindrical shape, a flat body, a rectangular parallelepiped shape, or other shapes.

According to some embodiments of the present application, optionally, the battery 40 further comprises a voltage sensor 321 and/or a temperature sensor 322, and the circuit assembly 30 is electrically connected with the voltage sensor 321 and/or the temperature sensor 322.

The voltage sensor 321 and the temperature sensor 322 are generally elements belonging to a Battery Management System (BMS), and determine the state of the entire Battery cell 31 by detecting the states of the Battery cells in the Battery 40, and perform corresponding control adjustment and policy implementation on the Battery cell 31 according to the states of the Battery cells, so as to realize charging and discharging Management of the Battery cell 31 and the Battery cells to ensure that the Battery 40 operates safely and stably. The voltage and temperature data collected by the voltage sensor 321 and the temperature sensor 322 can be transmitted through the wire 20 and output through the adapter of the connector 10, for example, to a processor for performing related operations and corresponding control adjustment and strategy implementation.

According to some embodiments of the present application, the present application also provides a powered device that includes both the battery 40 described above.

According to an embodiment of the present application, referring to fig. 1-3, the present application provides a circuit assembly 30 comprising a connector 10 and a wire 20. The connector 10 comprises in the height direction two stacked sets of clamping fixtures 101, 102 assembled from parts located in height direction, respectively in the middle and in the lower position, the part located in the upper part providing the second mounting part 12 of the clamping fixture 101, the part located in the middle part providing the first mounting part 11 of the clamping fixture 101 and the first mounting part 111 of the clamping fixture 102, and the part located in the lower part providing the second mounting part 122 of the clamping fixture 102. For the assembly of the circuit assembly 30, the wires 201 and 202 are respectively placed on the first mounting elements 11 and 111 of the clamping and fixing structures 101 and 102, and then the second mounting elements 12 and 122 of the clamping and fixing structures 101 and 102 are respectively closed to the first mounting elements 11 and 111, so that the wires 201 are clamped and fixed in the mounting space S1 between the first mounting elements 11 and the second mounting elements 12, and the wires 202 are clamped and fixed in the mounting space S2 between the first mounting elements 111 and the second mounting elements 122. Then, the locking member 19 is locked with the first locking portion 1011 and the second locking portion 1021 to lock the relative positions of the clamping and fixing structures 101 and 102 in the height direction, and then the filling member 16 is filled into the space between the wires 201 and 202.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present disclosure, and the present disclosure should be construed as being covered by the claims and the specification. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present application is not intended to be limited to the particular embodiments disclosed herein but is to cover all embodiments that may fall within the scope of the appended claims.

Claims (14)

1. A connector, comprising a plurality of sets of clamping and fixing structures stacked in a height direction of the connector, wherein each set of clamping and fixing structures includes:

a first mounting member;

a second mount;

the first mounting piece and the second mounting piece are arranged in a split manner; when the first mounting part and the second mounting part are assembled, connected and fixed adjacently in the height direction, the lead connected with the connector is clamped and fixed in the mounting space between the first mounting part and the second mounting part in the height direction of the connector.

2. The connector of claim 1, wherein one of the first and second mounting elements is provided with a plurality of grooves spaced apart in a width direction of the connector, the grooves providing a placement space for placing a wire.

3. The connector of claim 2, wherein the groove is provided with a limiting elastic sheet at the downstream end of the connector in the length direction, and the limiting elastic sheet and the groove bottom of the groove form a limiting structure, so that the exposed end of the wire can be limited and fixed between the limiting elastic sheet and the groove.

4. A connector according to claim 2 or 3, wherein the other of the first and second mounting members is provided with a plurality of projections provided corresponding to the plurality of recesses, and the clamp fixing structure includes a first clamp fixing portion in which the projections and the recesses are fittingly constituted so that the wire can be clamped and fixed between the projections and the recesses.

5. The connector according to any one of claims 1 to 4, further comprising a filler member, the filler member being located at a position including being located between adjacent two of the mounting spaces in a height direction of the connector and being located upstream of and connected to the clamping fixture structure in a length direction of the connector.

6. A connector according to any one of claims 1 to 5, wherein one of the first and second mounting elements of adjacent sets of said clamping and fixing structures is integrated in one piece.

7. The connector according to any one of claims 1-6, wherein the connector has a retainer and a corresponding retainer hole, and wherein the retainer and the retainer hole cooperate such that the clamping fixture is retained in both a width direction and a length direction of the connector.

8. The connector according to any one of claims 1 to 7, wherein among the plurality of sets of clamping fixing structures stacked in the height direction, the clamping fixing structures at both ends in the height direction respectively have a first locking portion and a second locking portion, and the connector further comprises a locking member including a first fitting portion, a second fitting portion, and a body portion connecting the first fitting portion and the second fitting portion, the first fitting portion being lockably connected to the first locking portion, and the second fitting portion being lockably connected to the second locking portion, so that the plurality of sets of clamping fixing structures stacked in the height direction are height-limited by the locking member and the locking of the first locking portion and the second locking portion.

9. A circuit assembly comprising a connector according to any one of claims 1 to 8, and wires which are clampingly fixed to the stacked sets of clamping and fixing structures in a height direction of the connector.

10. The circuit assembly of claim 9, wherein one end of the wire is an exposed end, the exposed end being connected to the connector directly through the first mounting element and/or the second mounting element.

11. The circuit assembly of claim 9 or 10, wherein the conductive wire is a flexible flat cable.

12. A battery comprising a circuit assembly according to any one of claims 9 to 11 and a battery cell.

13. The battery of claim 12, further comprising a voltage sensor and/or a temperature sensor, the circuit assembly being electrically connected to the voltage sensor and/or the temperature sensor.

14. An electric device comprising the battery according to claim 12 or 13.

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