CN217693977U - Shell assembly, power supply device and electrical appliance module - Google Patents

Abstract

The application provides a casing subassembly, power supply unit and electrical apparatus module, including casing, buckle and eye-splice. The housing has a mounting face for sliding engagement with an external device. The buckle is fixed on the assembling surface and is configured to be clamped with the external equipment. The buckle is movably connected with the shell and can selectively protrude out of the assembling surface or shrink into the shell, and the buckle is arranged under the condition of protruding out of the assembling surface and is in inserting fit with the external equipment so as to limit the relative movement between the buckle and the external equipment. The application provides a housing assembly, the casing has the fitting surface that can supply external equipment to slide to assemble on it, accessible buckle and external equipment looks block after the external equipment assembly to accessible protrusion produces relative movement between buckle and the external equipment in the eye-splice and the external equipment grafting cooperation of fitting surface, has advantages such as easily assembly, reduction cost of manufacture and assembly cost.

Description

Shell assembly, power supply device and electrical appliance module

Technical Field

The application relates to the technical field of electrical equipment, in particular to a shell assembly, a power supply device and an electrical appliance module.

Background

With the development of socio-economic and the improvement of living standard of residents, outdoor picnic and camping are now popular with some urban residents. And some household appliance manufacturers correspondingly develop electric appliances suitable for the outdoors, such as an outdoor electric oven, a mobile air conditioner, a mobile refrigerator, a mobile sound box, a high-power irradiation lamp and the like.

When such an electric appliance is used outdoors, a diesel generator is usually configured to provide power, but the diesel generator has the disadvantages of loud noise, air pollution, high purchase cost and the like, so that some users may choose to configure a rechargeable power supply device to provide power for the electric appliance.

At present, an electric appliance is often placed on a shell of a power supply device to form a combined body, a buckle is arranged on the shell of the power supply device for facilitating connection, and locking and unlocking are achieved between the buckle and the electric appliance. However, the buckle structure in the related art is complex, the assembly is complex, the manufacturing cost is high, and low cost and convenience in use cannot be considered.

SUMMERY OF THE UTILITY MODEL

The application provides a casing subassembly, power supply unit and electrical apparatus module, has solved the problem that the buckle structure among the correlation technique can't compromise low-cost and convenience in use.

In a first aspect, the present application provides a housing assembly comprising:

a housing having a mounting face for sliding engagement with an external device;

a snap fixed to the mounting surface and configured to engage with the external device;

the buckle is movably connected with the shell and can selectively protrude out of the assembling surface or shrink into the shell, and the buckle is arranged under the condition of protruding out of the assembling surface and is in inserting fit with the external equipment so as to limit the relative movement between the buckle and the external equipment.

The application provides a housing assembly, the casing has the assembly face that can supply external equipment to slide to assemble on it, accessible buckle and external equipment looks block after the external equipment assembly, and accessible protrusion is in the eye-splice and the external equipment grafting cooperation of assembly face, produce relative movement between restriction buckle and the external equipment, thereby realize and the external equipment between the locking, the eye-splice is collapsible in the casing simultaneously, with comparatively convenient realization unblock between buckle and the external equipment, the simple structure of buckle and eye-splice, easily assembly, can reduce cost of manufacture and assembly cost betterly.

In a possible design, the eye-splice includes spring bolt and elastic component, the spring bolt slide set up in the casing, the one end of elastic component with the casing is connected, the other end with the spring bolt is connected, the elastic component be used for ordering about the spring bolt protrusion in the fitting surface.

In a possible design, the buckle further includes a button fixedly connected to the lock tongue, and the button is used for driving the lock tongue to compress the elastic member.

In a possible design, the eye-splice is still including assembling in mount pad in the casing, the fitting surface is equipped with first opening, the mount pad seted up with the first mounting groove of spring bolt looks adaptation, the notch of first mounting groove with first opening is linked together, the spring bolt slide set up in first mounting groove, the elastic component set up in the spring bolt with between the tank bottom of first mounting groove.

In a possible design, the eye-splice still includes the fixed plate, the casing assembly face is equipped with the third mounting groove, the third mounting groove has relative first notch and second notch, first notch is located the assembly face, the fixed plate is fixed in casing and closing cap the second notch, the spring bolt slide set up in the third mounting groove, the elastic component is located the spring bolt with between the fixed plate.

In a possible design manner, the groove side wall of the third mounting groove is provided with a first limiting groove and a second limiting groove, the directions of the notches of the first limiting groove and the second limiting groove are different, and the outer side wall of the lock tongue is provided with a first limiting edge in sliding fit with the first limiting groove and a second limiting edge in sliding fit with the second limiting groove.

In a possible design, the buckle includes connecting portion and joint portion, one side of connecting portion connect in the assembly surface, the opposite side of connecting portion connect in joint portion, just joint portion with the assembly surface sets up relatively.

In a possible design, joint portion includes relative first side and second side, first side with connecting portion link to each other, the spring bolt is kept away from one side of casing is formed with the spigot surface, the spigot surface with distance between the assembly surface is followed first side extremely the direction of second side reduces gradually.

In a second aspect, the present application further provides a power supply device, which includes a battery pack and the above-mentioned housing assembly, wherein the battery pack is disposed in the housing.

The application provides a power supply unit, the housing assembly has, the casing has the assembly face that can supply the external equipment to slide and assemble on it, accessible buckle and external equipment looks block after the external equipment assembly, and accessible protrusion is in the eye-splice of assembly face and external equipment grafting cooperation, produce relative movement between restriction buckle and the external equipment, thereby realize and the external equipment between the locking, the eye-splice is collapsible in the casing simultaneously, with the comparatively convenient unblock between realization buckle and the external equipment, the simple structure of buckle and eye-splice, easily assembly, can reduce cost of manufacture and assembly cost betterly. The shell assembly can be quickly connected with external electrical equipment, is simple in connection structure and easy to assemble, and can well reduce the manufacturing cost and the assembly cost of the power supply device.

In a third aspect, the present application further provides an electrical module, which includes an electrical device and the power supply device, a clamping groove and a slot are arranged at the bottom of the electrical device, a buckle of the power supply device is in clamping fit with the clamping groove, and the buckle is in splicing fit with the slot.

The application provides an electrical apparatus module, power supply unit who comprises foretell casing subassembly has, the casing has the fitting surface that can supply external equipment to slide the assembly on it, accessible buckle and external equipment looks block after the external equipment assembly, and accessible protrusion is in the eye-splice of fitting surface and external equipment cooperation of pegging graft, produce relative movement between restriction buckle and the external equipment, thereby realize and the locking between the external equipment, the eye-splice is collapsible in the casing simultaneously, with the unblock between comparatively convenient realization buckle and the external equipment, the simple structure of buckle and eye-splice, easily assembly, can reduce cost of manufacture and assembly cost betterly. The shell assembly can be quickly connected with external electrical equipment, is simple in connection structure and easy to assemble, and can well reduce the manufacturing cost and the assembly cost of the power supply device. The electrical appliance module can enable electrical equipment and the power supply device to be quickly disassembled and assembled, so that the flexibility of part connection is improved, when the electrical equipment and the power supply device are connected into a whole, the use space can be saved, and the electrical appliance module is convenient to carry and store.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the description below are some embodiments of the present application, and those skilled in the art can obtain other drawings based on the drawings without inventive labor.

Fig. 1 is a schematic view of an external device provided in an embodiment of the present application when connected to a housing;

FIG. 2 is a schematic view of the external device of FIG. 1 shown disengaged from the housing;

FIG. 3 is a schematic diagram of an external device provided by an embodiment of the present application;

FIG. 4 is a schematic view of a housing provided by an embodiment of the present application;

fig. 5 is an enlarged view at a in fig. 4;

fig. 6 is an enlarged view at B in fig. 3;

FIG. 7 is an assembly view of a buckle provided by embodiments of the present application;

FIG. 8 is an exploded view of the buckle of FIG. 7;

FIG. 9 is an exploded view of a housing provided by an embodiment of the present application;

FIG. 10 is a schematic view of an upper housing provided by an embodiment of the present application;

fig. 11 is an enlarged view at C in fig. 10;

fig. 12 is a schematic view of the third mounting slot of fig. 10 after installation of the locking bolt;

fig. 13 is a schematic view of a locking bolt provided in an embodiment of the present application;

fig. 14 is a schematic view of a housing provided in accordance with another embodiment of the present application.

Reference numerals:

10-shell 20-buckle 30-eye-splice

11-assembly surface 12-third mounting groove 13-fourth mounting groove

14-first limiting groove 15-second limiting groove 16-upper shell

17-lower housing 18-first opening 21-snap-in part

22-connecting part 31-bolt 32-elastic piece

33-button 34-mounting seat 35-fixing plate

100-external device 101-card slot 102-slot

121-first notch 122-second notch 211-first side

212-second side 311-first limiting edge 312-second limiting edge

313-guide surface 331-cutout 341-first mounting groove

342-second mounting groove

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, 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 embodiments of the present application, but not all embodiments. 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.

In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description of the present application, it is to be understood that the terms "inner," "outer," "upper," "bottom," "front," "back," and the like, when used in the orientation or positional relationship indicated in FIG. 1, are used solely for the purpose of facilitating a description of the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

It should be noted that, in the embodiments of the present application, the same reference numerals are used to refer to the same components or parts, and for the same parts in the embodiments of the present application, only one of the components or parts may be used as an example to refer to the reference numeral, and it should be understood that, for other similar components or parts, the reference numerals are also used.

Currently, some household appliance manufacturers develop electrical appliances suitable for outdoor use, so as to allow users to perform outdoor picnics and camping activities. Such as outdoor electric ovens, mobile air conditioners, mobile refrigerators, mobile sound boxes, etc. When such an electric appliance is used outdoors, a diesel generator is usually configured to provide power, but the diesel generator has the disadvantages of loud noise, air pollution, high purchase cost and the like, so that some users may choose to configure a rechargeable power supply device to provide power for the electric appliance.

In general, when the power supply device is connected to an electrical appliance, the power supply device is not only electrically connected to the electrical appliance through a wire, but also structurally connected to the electrical appliance, so that the space for accommodating the power supply device can be saved, and the power supply device is convenient to carry.

At present, a shell of a power supply device is provided with a buckle, and locking and unlocking are realized between the buckle and an electric appliance. However, the buckle structure in the related art is complex, the assembly is complex, the manufacturing cost is high, and low cost and convenience in use cannot be considered.

Therefore, the shell assembly can be applied to a power supply device, the connecting structure of the shell assembly is convenient to use, simple in structure and easy to assemble, and manufacturing cost and assembling cost can be well reduced.

The housing assembly, the power supply device and the electrical module provided by the present application will now be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 6, a housing assembly provided in an embodiment of the present application includes a housing 10, a buckle 20, and a plug 30.

The housing 10 has a fitting face 11 for sliding fit with the external device 100.

Alternatively, the mounting surface 11 may be formed in various ways, for example, the top wall of the housing 10 forms the mounting surface 11, and the external device 100 is stacked on the mounting surface 11; alternatively, in other embodiments, two opposite side walls of the housing 10 may also serve as the mounting surfaces 11, and a pair of extension plates may extend downward from the bottom of the external device 100 to be attached to the two side walls of the housing 10.

The clip 20 is fixed to the mounting surface 11 and configured to engage with the external device 100.

Optionally, there are various ways for the buckle 20 to be engaged with the external device 100, for example, the buckle 20 may be inserted into a corresponding slot 101 formed on the external device 100; alternatively, the clip 20 may be hung on a laterally extending flange at the bottom of the external device 100; alternatively, the clip 20 is hooked on other protruding components of the external device 100, for example, if the external device 100 is an air conditioner, the clip 20 is hooked on a counterweight base of the air conditioner.

The insert 30 is movably connected to the housing 10 and selectively protrudes from the mounting surface 11 or is retracted into the housing 10, and the insert 30 is configured to protrude from the mounting surface 11 and engage with the external device 100 to limit relative movement between the buckle 20 and the external device 100.

Optionally, when the inserting buckle 30 is inserted into the external device 100, the inserting buckle 30 may be inserted into the corresponding slot 102 of the external device 100; alternatively, the inserting buckle 30 may be inserted into a groove of the external device 100, for example, also in the case of the external device 100 being an air conditioner, the bottom surface of the counterweight base of the air conditioner is not a plane structure, but generally has a rib, and a groove formed between two adjacent ribs may be used as the groove into which the inserting buckle 30 is inserted.

Alternatively, the insert 30 may be a separate member made of a rubber material, which has elasticity itself and is capable of being deformed; alternatively, the insert 30 has no elasticity and is actuated by the button 33; alternatively, the insert 30 is a component, and the embodiment described later can be specifically seen.

In the housing assembly provided by the embodiment of the present application, the connection direction a of the buckle 20 and the insertion direction b of the insert buckle 30 are perpendicular to each other. Taking fig. 2 as an example, during assembly, the external device 100 is placed on the assembly surface 11 of the housing 10, the external device 100 slides laterally in the direction a, after sliding to a proper position, the buckle 20 is clamped at the bottom of the external device 100 in the direction a, and the plug-in buckle 30 is plugged at the bottom of the external device 100 in the direction b.

In the housing assembly provided in the embodiment of the present application, the housing 10 has the mounting surface 11 on which the external device 100 is slidably mounted, the external device 100 can be engaged with the external device 100 through the buckle 20 after being mounted, and can be inserted into and engaged with the external device 100 through the buckle 30 protruding from the mounting surface 11, so as to limit the relative movement between the buckle 20 and the external device 100, thereby achieving the locking with the external device 100, and meanwhile, the buckle 30 can be retracted into the housing 10, so as to conveniently achieve the unlocking between the buckle 20 and the external device 100, the buckle 20 and the buckle 30 are simple in structure, and easy to mount, and can better reduce the manufacturing cost and the mounting cost.

The housing assembly provided by the embodiment of the application can enable the mutually independent external device 100 and the housing 10 to be quickly disassembled and assembled, so that the flexibility of component connection is improved, the housing assembly can be applied to a power supply device, a power supply and electrical equipment can be connected into a whole, the use space is saved, and the carrying and the storage are convenient.

As shown in fig. 7 and 8, in an embodiment, the buckle 30 includes a locking tongue 31 and an elastic member 32, the locking tongue 31 is slidably disposed in the housing 10, one end of the elastic member 32 is connected to the housing 10, the other end of the elastic member 32 is connected to the locking tongue 31, and the elastic member 32 is used for driving the locking tongue 31 to protrude from the mounting surface 11.

As mentioned above, the insert buckle 30 may be a component, that is, as the technical solution in this embodiment: the insert buckle 30 includes a lock tongue 31 and an elastic member 32, the elastic member 32 enables the lock tongue 31 to be elastically and telescopically disposed on the assembly surface 11, when the external device 100 is placed on the assembly surface 11 of the housing 10 and laterally slides along the assembly surface 11, the external device 100 compresses the lock tongue 31 below the assembly surface 11, when the external device 100 laterally slides to the clamping portion 21 and the clamping groove 101 to be clamped, the lock tongue 31 is driven to extend out of the assembly surface 11, and the lock tongue 31 is inserted into a corresponding slot 102 or a corresponding slot formed in the external device 100, so that the lock tongue 31 is locked with the external device 100.

After the locking tongue 31 locks the external device 100, the external device 100 can be prevented from sliding sideways, so that the clamping portion 21 is effectively prevented from being disengaged from the clamping groove 101.

Alternatively, the buckle 30 may not have the button 33 when the locking tongue 31 in the buckle 30 is a hemisphere. The working principle is as follows: when the external device 100 is connected, the external device 100 is placed on the assembling surface 11 of the shell 10, when the external device 100 slides laterally, the hemispherical bolt 31 is extruded below the assembling surface 11, when the external device 100 slides laterally to the clamping part 21 and the clamping groove 101 to be clamped, the hemispherical bolt 31 slides into the slot 102, and the external device 100 and the shell 10 are locked; when the external device 100 is unlocked, the external device 100 is pushed to slide laterally by using a large force, the hemispherical latch 31 is extruded by the hole opening of the slot 102, the hemispherical latch 31 can be extruded out of the slot 102, at the moment, the external device 100 slides laterally from the shell 10, the clamping portion 21 and the clamping groove 101 are separated, and the external device 100 is separated from the shell 10.

As shown in fig. 7 and 8, in an embodiment, the buckle 30 further includes a button 33 fixedly connected to the latch tongue 31, and the button 33 is used for driving the latch tongue 31 to compress the elastic member 32.

As described above, in the absence of the button 33, in order to release the latch tongue 31 from the slot 102, it is necessary to not only make the latch tongue 31 have a special shape, but also push the external device 100 with a large force, which makes the unlocking operation of the buckle 30 troublesome. In order to solve this problem, in the embodiment, a button 33 fixedly connected to the latch bolt 31 is added to the buckle 30, and when the user presses the button, the latch bolt 31 is driven to compress the elastic member 32, and the latch bolt 31 moves toward the mounting surface 11, so that the latch bolt 31 is unlocked from the external device 100.

In this embodiment, the form of the lock tongue 31 does not need to be specially designed, and the user can unlock the lock tongue quickly and conveniently.

As shown in fig. 7 and 8, in an embodiment, the buckle 30 further includes a mounting seat 34 mounted in the housing 10, the mounting surface 11 is provided with a first opening 18, the mounting seat 34 is provided with a first mounting groove 341 adapted to the locking tongue 31, a notch of the first mounting groove 341 is communicated with the first opening 18, the locking tongue 31 is slidably disposed in the first mounting groove 341, and the elastic element 32 is disposed between the locking tongue 31 and a groove bottom of the first mounting groove 341.

In order to improve the working efficiency of the assembly process and facilitate the after-sales repair, the components such as the lock tongue 31 and the elastic member 32 may be integrated into an assembly module, and if one of the components fails, the whole module may be directly replaced, i.e. in this embodiment, the buckle 30 further includes a mounting seat 34 for integrating the lock tongue 31 and the elastic member 32.

Specifically, the assembly surface 11 is provided with a first opening 18 for avoiding the telescopic lock tongue 31, the mounting seat 34 is provided with a first mounting groove 341 adapted to the lock tongue 31, a notch of the first mounting groove 341 is communicated with the first opening 18, the lock tongue 31 can extend out from the first mounting groove 341 and the first opening 18 and protrude out of the assembly surface 11, and the elastic element 32 is disposed between the lock tongue 31 and the bottom of the first mounting groove 341.

In other embodiments, the button 33 may also be integrated on the mounting seat 34. Wherein, the concrete structure of mount pad 34 is: the side wall of the mounting seat 34 is opened with a second mounting groove 342, and the button 33 is movably disposed in the second mounting groove 342.

Alternatively, the button 33 may slide in the second mounting groove 342, and the second mounting groove 342 may limit the moving stroke of the button 33.

In other embodiments, the button 33 may also extend and retract in the second mounting groove 342, and the user operates the button 33 in a pressing and pulling manner to further drive the locking tongue 31, wherein in this manner, the button 33 is in transmission connection with the locking tongue 31 through the guiding structure.

Alternatively, the mounting base 34 may be a frame or shell-like structure.

Optionally, the mounting seat 34 is fixed to the housing 10 by welding, bolting, clamping, adhesive bonding, or the like.

As shown in fig. 9, in one embodiment, the buckle 30 further includes a fixing plate 35, the mounting surface 11 of the housing 10 is provided with a third mounting groove 12, the third mounting groove 12 has a first notch 121 and a second notch 122 opposite to each other, the first notch 121 is located on the mounting surface 11, the fixing plate 35 is fixed to the housing 10 and covers the second notch 122, the locking tongue 31 is slidably disposed in the third mounting groove 12, and the elastic member 32 is disposed between the locking tongue 31 and the fixing plate 35.

In the foregoing embodiment, in order to improve the working efficiency of the assembling process, the components such as the latch 31 and the elastic member 32 may be integrated into one assembly module through the mounting seat 34. In this embodiment, the tongue 31, the elastic member 32, and other components may be attached to the housing 10 using the fixing plate 35. Since the structure of the fixing plate 35 is simple as compared with the mount 34, the manufacturing cost of this embodiment is low.

The specific installation method of the fixing plate 35 is as follows: the mounting surface 11 of casing 10 is equipped with third mounting groove 12, and third mounting groove 12 has certain length in the thickness direction of casing 10, and the notch of the upper and lower both sides of third mounting groove 12 is first notch 121 and second notch 122 promptly, and first notch 121 is located mounting surface 11, and fixed plate 35 is fixed in casing 10 and closing cap second notch 122, and spring bolt 31 slides and sets up in third mounting groove 12, and elastic component 32 locates between spring bolt 31 and the fixed plate 35.

In other embodiments, the button 33 may also be provided on the housing 10. The specific implementation mode is as follows: in the vicinity of the third mounting groove 12, a fourth mounting groove 13 is opened on the side wall of the housing 10, and the button 33 is movably disposed in the fourth mounting groove 13.

As shown in fig. 10 to 13, in one embodiment, the groove side wall of the third mounting groove 12 is provided with a first limiting groove 14 and a second limiting groove 15, the groove openings of the first limiting groove 14 and the second limiting groove 15 are different in orientation, and the outer side wall of the locking tongue 31 is provided with a first limiting edge 311 for sliding fit with the first limiting groove 14 and a second limiting edge 312 for sliding fit with the second limiting groove 15.

In this embodiment, the first limiting edge 311 can slide along the first limiting groove 14, and the second limiting edge 312 can slide along the second limiting groove 15, so as to limit the front and rear direction and the left and right direction of the lock tongue 31, and further prevent the lock tongue 31 from swinging, so that the lock tongue 31 can only move in the axial direction of the third mounting groove 12 in a telescopic manner, and can be accurately inserted into the slot 102.

As shown in fig. 5, in one embodiment, the clip 20 includes a connecting portion 22 and a clipping portion 21, one side of the connecting portion 22 is connected to the mounting surface 11, the other side of the connecting portion 22 is connected to the clipping portion 21, and the clipping portion 21 is disposed opposite to the mounting surface 11. The connecting portion 22 and the clamping portion 21 may be plate-shaped structures.

As described above, when the buckle 20 is engaged with the external device 100, the buckle 20 may be inserted into the corresponding card slot 101 of the external device 100, that is, as in the technical solution in this embodiment: the clip 20 has a clip portion 21 extending in a direction opposite to the side sliding direction, a card slot 101 is opened on a bottom surface of the external device 100 corresponding to a position of the clip portion 21, and when the external device 100 is placed on the assembling surface 11 of the housing 10 and slides along the assembling surface 11, the clip portion 21 can be engaged with the card slot 101.

In the buckle 20 of this embodiment, after the clamping portion 21 is clamped with the clamping groove 101, the clamping portion 21 mainly bears the gravity of the external device 100, so that the clamping portion 21 is prevented from being broken in order to improve the strength of the clamping portion 21, and reinforcing ribs may be additionally arranged on the clamping portion 21.

Optionally, the plurality of buckles 20 are uniformly distributed on the assembling surface 11. For example, four snaps 20 are provided, two on opposite sides of the mounting surface 11.

As shown in fig. 5, in an embodiment, the clamping portion 21 includes a first side 211 and a second side 212 opposite to each other, the first side 211 is connected to the connecting portion 22, a guide surface 313 is formed on a side of the latch bolt 31 away from the housing 10, and a distance between the guide surface 313 and the mounting surface 11 gradually decreases along a direction from the first side 211 to the second side 212.

As described above, when the external device 100 is locked with the housing 10, the external device 100 needs to be placed on the mounting surface 11 of the housing 10 and slid laterally along the mounting surface 11, and normally, the latch tongue 31 is driven by the elastic member 32 to protrude from the mounting surface 11, so that the latch tongue 31 interferes with the lateral sliding movement of the external device 100. Therefore, in order to prevent this, the external device 100 is facilitated to slide sideways, and the locking tongue 31 has a guide surface 313 inclined upward in the side sliding direction.

In one embodiment, as shown in fig. 7, the outward facing end of the button 33 is provided with a cutout 331.

In this embodiment, the end face of the button 33 facing the outside is provided with the cutout 331, which facilitates the user to drive the button 33, and the specific operation mode is: the user pulls the button 33 by inserting a finger into the cutout 331.

As shown in fig. 14, in one embodiment, the housing 10 includes an upper housing 16 and a lower housing 17 arranged in a stack.

Alternatively, the mounting surface 11, the mounting seat 34, the insert 30, and the like are disposed on the upper housing 16.

Optionally, the upper housing 16 and the lower housing 17 are fixedly connected by welding, bolting, clamping, or adhering with an adhesive.

As shown in fig. 4, a power supply device provided in the embodiment of the present application further includes a battery pack and the aforementioned housing assembly, where the battery pack is disposed in the housing 10.

The battery pack is arranged in the shell 10, is structurally connected with electrical equipment through the shell 10, is connected with the electrical equipment through electrodes of the battery pack in a conducting wire, a contact and other modes, and supplies power to the electrical equipment through the battery pack.

The power supply device provided by the embodiment of the application comprises the above shell assembly, the shell 10 is provided with the assembling surface 11 on which the external device 100 can be assembled in a sliding manner, the external device 100 can be clamped with the external device 100 through the buckle 20 after being assembled, and can be matched with the external device 100 in an inserting manner through the plug-in buckle 30 protruding out of the assembling surface 11 to limit the relative movement between the buckle 20 and the external device 100, so that the locking with the external device 100 is realized, meanwhile, the plug-in buckle 30 can be retracted into the shell 10, so that the unlocking between the buckle 20 and the external device 100 is realized more conveniently, the structures of the buckle 20 and the plug-in buckle 30 are simple, the assembly is easy, and the manufacturing cost and the assembly cost can be reduced better. The shell 10 component can be quickly connected with external electrical equipment, the connection structure is simple, the assembly is easy, and the manufacturing cost and the assembly cost of the power supply device can be well reduced.

As shown in fig. 1, an electrical module provided in an embodiment of the present application includes an electrical device and the foregoing power supply device, a clamping slot 101 and a slot 102 are disposed at a bottom of the electrical device, a buckle 20 of the power supply device is in clamping fit with the clamping slot 101, and a plug 30 is in plugging fit with the slot 102.

In this embodiment, the electrical device constitutes the external device 100 and is connected to the housing 10.

Alternatively, the electric appliance may be an outdoor electric oven, a mobile air conditioner, a mobile refrigerator, a mobile speaker, a high power lamp, or the like.

The electrical module provided by the embodiment of the application has a power supply device formed by the above housing assembly, the housing 10 has an assembly surface 11 on which the external device 100 can be slidably assembled, the external device 100 can be engaged with the external device 100 through the buckle 20 after being assembled, and can be in plugging fit with the external device 100 through the plug-in buckle 30 protruding from the assembly surface 11, so as to limit the relative movement between the buckle 20 and the external device 100, thereby realizing the locking with the external device 100, meanwhile, the plug-in buckle 30 can be retracted into the housing 10, so as to conveniently realize the unlocking between the buckle 20 and the external device 100, the structures of the buckle 20 and the plug-in buckle 30 are simple, the assembly is easy, and the manufacturing cost and the assembly cost can be well reduced. The shell 10 component can be quickly connected with external electrical equipment, the connection structure is simple, the assembly is easy, and the manufacturing cost and the assembly cost of the power supply device can be well reduced. Can make electrical equipment and power supply unit realize quick assembly disassembly to improve the flexibility that the part is connected, when electrical equipment is connected as an organic whole with power supply unit, can save usage space, be convenient for transport and storage.

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

Claims (10)

1. A housing assembly, comprising:

a housing having a mounting face for sliding engagement with an external device;

a snap fixed to the mounting surface and configured to engage with the external device;

the plug buckle is movably connected with the shell and can selectively protrude out of the assembling surface or shrink into the shell, and the plug buckle is arranged under the condition of protruding out of the assembling surface and is in plug fit with the external equipment so as to limit the relative movement between the plug buckle and the external equipment.

2. The housing assembly of claim 1, wherein the buckle includes a latch tongue and an elastic member, the latch tongue is slidably disposed on the housing, one end of the elastic member is connected to the housing, the other end of the elastic member is connected to the latch tongue, and the elastic member is configured to drive the latch tongue to protrude from the assembling surface.

3. The housing assembly of claim 2 wherein the buckle further comprises a button fixedly coupled to the latch, the button configured to move the latch to compress the resilient member.

4. The housing assembly of claim 2, wherein the buckle further comprises a mounting seat assembled in the housing, the mounting surface has a first opening, the mounting seat has a first mounting groove adapted to the lock tongue, a notch of the first mounting groove is communicated with the first opening, the lock tongue is slidably disposed in the first mounting groove, and the elastic member is disposed between the lock tongue and the bottom of the first mounting groove.

5. The housing assembly of claim 2, wherein the buckle further comprises a fixing plate, the mounting surface of the housing defines a third mounting groove, the third mounting groove defines a first notch and a second notch, the first notch is located on the mounting surface, the fixing plate is fixed to the housing and covers the second notch, the locking bolt is slidably disposed in the third mounting groove, and the elastic member is disposed between the locking bolt and the fixing plate.

6. The housing assembly of claim 5, wherein the groove side wall of the third mounting groove is provided with a first limiting groove and a second limiting groove, the groove openings of the first limiting groove and the second limiting groove are oriented differently, and the outer side wall of the lock tongue is provided with the first limiting edge for sliding fit with the first limiting groove and a second limiting edge for sliding fit with the second limiting groove.

7. The housing assembly of claim 2, wherein the buckle comprises a connecting portion and a clamping portion, one side of the connecting portion is connected to the assembling surface, the other side of the connecting portion is connected to the clamping portion, and the clamping portion is disposed opposite to the assembling surface.

8. The housing assembly of claim 7, wherein the engaging portion includes a first side and a second side opposite to each other, the first side is connected to the connecting portion, a guide surface is formed on a side of the latch bolt away from the housing, and a distance between the guide surface and the assembling surface is gradually reduced along a direction from the first side to the second side.

9. A power supply device comprising a battery pack and a housing assembly as claimed in any one of claims 1 to 8, the battery pack being disposed within the housing.

10. An electrical module, characterized in that, includes electrical equipment and the power supply unit of claim 9, the bottom of electrical equipment is equipped with draw-in groove and slot, power supply unit's buckle with draw-in groove joint cooperation, the eye-splice with the slot grafting cooperation.

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