Shell structure and electronic atomization device

Through the sleeve structure of the first sleeve and the second sleeve, the snap-fit ​​part slides in the slot and drives the elastic part to deform, which solves the problem of difficult assembly of battery and oil tank and realizes convenient and stable shell connection.

CN223913463UActive Publication Date: 2026-02-17SHENZHEN SMOORE TECH LTD
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Patent Information

Application Number
CN202423275686.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-26
Publication Date
2026-02-17
Estimated Expiration
2034-12-26

AI Technical Summary

Technical Problem

The existing battery and fuel tank connection method, which uses a snap-fit ​​structure for assembly, presents problems of assembly difficulties and inconvenience.

Method used

The first sleeve and the second sleeve are connected in a sleeve structure. The snap-fit ​​part slides in the slot and drives the elastic part to produce elastic deformation so as to snap into the locking position, reduce the squeezing force of the slot on the snap-fit ​​part and improve the assembly convenience.

Benefits of technology

By utilizing the sliding and elastic deformation of the snap-fit ​​part in the slot, the shell structure can be conveniently connected and stably assembled, improving assembly efficiency and stability.

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Abstract

The utility model belongs to the technical field of electronic atomization, and particularly relates to a shell structure and an electronic atomization device. The shell structure comprises a first sleeve, a second sleeve and a buckling part, the first sleeve and the second sleeve are connected in a sleeving mode, the buckling part is arranged at the sleeving end of the first sleeve in a protruding mode, the sleeving end of the second sleeve is provided with a clamping groove formed in the circumferential direction of the second sleeve, the clamping groove is provided with a locking position, the second sleeve is further provided with an avoiding groove, and the avoiding groove and the clamping groove are arranged at intervals. The second sleeve is provided with an elastic part located between the receding groove and the clamping groove, the first sleeve rotates by a preset angle relative to the second sleeve, and the buckling part slides along the clamping groove and drives the elastic part to generate elastic deformation so as to be buckled to the locking position. In the process that the buckling part slides along the clamping groove, the buckling part drives the elastic part to move towards the interior of the avoiding groove, so that the extrusion force of the groove wall of the clamping groove on the buckling part is reduced, the buckling part can smoothly rotate in place, and the convenience of connection and assembly of the first sleeve and the second sleeve is improved.
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Description

Technical Field

[0001] This utility model belongs to the field of electronic atomization technology, and in particular relates to a shell structure and an electronic atomization device. Background Technology

[0002] An electronic atomizing device is an electronic product used to heat an atomizing medium. It typically includes a battery, an atomizer, and an atomizing medium. Its working principle is that the battery heats the atomizer, which in turn heats the atomizing medium to an atomized state for the user to inhale.

[0003] Currently, the European e-cigarette market is restricted by local policies, which prohibit the independent sale of e-cigarettes with a capacity exceeding 2ml. In order to comply with local policy requirements and still sell e-cigarettes with large capacity, the battery and fuel tank are packaged and sold separately. After the battery and fuel tank are sold separately, consumers need to assemble the two together when using the device.

[0004] However, existing batteries and fuel tanks are generally connected by a snap-fit ​​structure, which involves squeezing the battery and fuel tank together and then rotating them to achieve the connection. During the rotation process, the snap-fit ​​parts on the battery and the fuel tank need to be forcibly squeezed, which makes assembly difficult and inconvenient. Utility Model Content

[0005] The purpose of this application is to provide a shell structure that addresses the problem of how to improve the ease of assembly of the shell structure.

[0006] To achieve the above objectives, the technical solution adopted in this application is as follows:

[0007] In a first aspect, a housing structure is provided, comprising: a first sleeve, a second sleeve, and a snap-fit ​​portion, wherein the first sleeve and the second sleeve are sleeved together, the snap-fit ​​portion protrudes from the sleeved end of the first sleeve, the sleeved end of the second sleeve has a slot arranged circumferentially thereon, the slot has a locking position, the second sleeve also has a clearance groove arranged at intervals from the slot, the second sleeve has an elastic portion located between the clearance groove and the slot, the first sleeve rotates relative to the second sleeve by a predetermined angle, the snap-fit ​​portion slides along the slot and drives the elastic portion to generate elastic deformation, so as to snap onto the locking position.

[0008] In some embodiments, the first sleeve is fitted over the second sleeve, and the snap-fit ​​portion is disposed on the inner wall of the first sleeve, or the first sleeve is fitted over the second sleeve, and the snap-fit ​​portion is disposed on the outer surface of the first sleeve.

[0009] In some embodiments, the card slot comprises a sliding section and an anti-reverse section connected to the sliding section, the locking position is arranged on the anti-reverse section, and the elastic part is provided with a check part protruding inwardly towards the sliding section, the check part being used to limit the sliding of the buckle part from the anti-reverse section to the sliding section.

[0010] In some embodiments, the check part is provided with a stop wall facing the buckle part, the stop wall abutting against the buckle part.

[0011] In some embodiments, the slot width of the sliding section is tapered along the sliding direction of the buckle part.

[0012] In some embodiments, the elastic part comprises a first elastic arm and a second elastic arm connected to the first elastic arm, the first elastic arm being arranged corresponding to the sliding section, the second elastic arm being arranged corresponding to the anti-reverse section, the thickness of the first elastic arm being greater than the thickness of the second elastic arm, and the check part being located at the connection between the first elastic arm and the second elastic arm.

[0013] In some embodiments, along the circumferential direction of the second sleeve, the length of the first elastic arm is greater than the length of the second elastic arm.

[0014] In some embodiments, the second sleeve is further provided with a guide slot connected to the card slot and used to guide the sliding of the buckle part into the card slot, the extension direction of the guide slot being staggered with the extension direction of the card slot.

[0015] In some embodiments, the buckle part is provided with two, the two buckle parts being arranged at intervals along the circumferential direction of the first sleeve, the second sleeve being provided with the card slot corresponding to the position of each buckle part, and each card slot being provided with the avoidance slot.

[0016] In a second aspect, an electronic atomization device is provided, comprising the shell structure.

[0017] The shell structure comprises a first sleeve and a second sleeve sleeved with the first sleeve, the sleeving ends of the first sleeve and the second sleeve are respectively provided with a buckle part and a card slot, when the first sleeve and the second sleeve are relatively rotated, the buckle part can slide along the card slot, and in the sliding process, the elastic part is driven to move into the avoidance slot, thereby reducing the extrusion force of the slot wall of the card slot on the buckle part, enabling the buckle part to be smoothly rotated into place, and improving the convenience of connection and assembly of the first sleeve and the second sleeve. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or exemplary description will be briefly introduced. Obviously, the drawings in the following description only constitute some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative effort based on these drawings.

[0019] Figure 1 is a structural schematic view of the first sleeve and the second sleeve of the shell structure in a sleeved state provided by the present application;

[0020] Figure 2 is Figure 1 a structural schematic view of the first sleeve and the second sleeve after relative rotation and the buckle part being located at the locking position;

[0021] Figure 3 is an explosion schematic view of an electronic atomization device provided by another embodiment of the present application;

[0022] Figure 4 is Figure 3 a three-dimensional structural schematic view of the second sleeve of the electronic atomization device;

[0023] Figure 5 is a sectional view schematic view of an electronic atomization device provided by still another embodiment of the present application;

[0024] Figure 6 is Figure 5 a partial enlarged view of A of the electronic atomization device.

[0025] In the drawings, various reference signs represent:

[0026] 100, shell structure; 11, first sleeve; 12, second sleeve; 13, suction nozzle; 14, outer sleeve; 15, battery assembly; 111, buckle part; 121, clamping groove; 122, avoiding groove; 123, locking position; 124, elastic part; 125, check part; 1251, check wall; 1241, first elastic arm; 1242, second elastic arm; 1211, sliding section; 1212, anti-reverse section; 126, guide groove; DETAILED DESCRIPTION

[0027] In order to make the purpose, technical solutions and advantages of the present application more clear, the present application will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, and are not used to limit the present application.

[0028] It should be noted that when a component is referred to as being "fixed" or "set" on another component, it can be directly on the other component or indirectly on the other component. When a component is referred to as being "connected" to another component, it can be directly or indirectly connected to the other component. The terms "upper", "lower", "left", "right", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. For those skilled in the art, the specific meanings of the above terms can be understood according to the specific circumstances. The terms "first", "second" are only for the convenience of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "a plurality of" is two or more, unless otherwise explicitly specified.

[0029] Referring to Figures 1 to 3 The shell structure 100 and the electronic atomization device having the same are provided.

[0030] Referring to Figures 1 to 3 The shell structure 100 includes a first sleeve 11, a second sleeve 12, and a buckle portion 111. It can be understood that the first sleeve 11 and the second sleeve 12 are both hollow structures, so that one end of the first sleeve 11 and one end of the second sleeve 12 can be sleeved, and the buckle portion 111 is protruded from the sleeved end of the first sleeve 11, that is, the buckle portion 111 is located on the side surface of the first sleeve 11, and the sleeved end of the second sleeve 12 is provided with a clamping groove 121 arranged along the circumference thereof, and the clamping groove 121 is provided with a locking position 123.

[0031] In the embodiment, the cross-sectional shape of the first sleeve 11 and the second sleeve 12 is circular, and the extension path of the clamping groove 121 is an arc. After the first sleeve 11 is sleeved with the second sleeve 12, the buckle portion 111 is located at one end of the clamping groove 121, and the locking position 123 is located at the other end of the clamping groove 121.

[0032] Referring to Figures 1 to 3The second sleeve 12 also has a clearance groove 122 spaced apart from the slot 121. The second sleeve 12 has an elastic portion 124 located between the clearance groove 122 and the slot 121. That is, along the axial direction of the second sleeve 12, the slot 121 and the clearance groove 122 jointly define the elastic portion 124 on the second sleeve 12. It can be understood that the elastic portion 124 has elastic restoring force. It is arranged along the extension path of the slot 121 or the clearance groove 122 and is elongated. The two side surfaces of the elastic portion 124 are the groove wall of the slot 121 and the groove wall of the clearance groove 122, respectively. The elastic portion 124 can undergo elastic deformation into the slot 121 under the drive of an external force, and can also undergo elastic deformation into the clearance groove 122 under the drive of an external force.

[0033] Please see Figures 1 to 3 The first sleeve 11 rotates relative to the second sleeve 12 by a predetermined angle, and the direction of rotation is as follows: Figure 1 As shown by the dashed arrow, the latching part 111 slides along the latching groove 121 and drives the elastic part 124 to undergo elastic deformation, thereby engaging with the locking position 123. The predetermined angle can be 30 degrees, 45 degrees, 60 degrees, or 80 degrees. In this embodiment, the predetermined angle is 90 degrees. In other embodiments, the angle can be selected according to the actual situation, and there is no limitation here. During the rotation of the latching part 111 along the latching groove 121, the latching part 111 can press the elastic part 124 into the relief groove 122. The elastic part 124 undergoes elastic deformation into the relief groove 122, thereby increasing the width of the latching groove 121, allowing the latching part 111 to slide smoothly to the locking position 123. When the latching part 111 is in the locking position 123, the elastic part 124 returns to its original shape, improving the convenience of the latching connection between the latching part 111 and the latching groove 121.

[0034] Please see Figures 1 to 3 The housing structure 100 provided in this application embodiment includes a first sleeve 11 and a second sleeve 12 sleeved with the first sleeve 11. The sleeve ends of the first sleeve 11 and the second sleeve 12 are respectively provided with a snap-fit ​​part 111 and a slot 121. When the first sleeve 11 and the second sleeve 12 rotate relative to each other, the snap-fit ​​part 111 can slide along the slot 121. During the sliding process, the elastic part 124 is driven to move into the relief groove 122, thereby reducing the squeezing force of the groove wall of the slot 121 on the snap-fit ​​part 111, so that the snap-fit ​​part 111 can rotate smoothly into place, improving the convenience of connecting and assembling the first sleeve 11 and the second sleeve 12.

[0035] Please see Figures 1 to 3Optionally, the material of the second sleeve 12 can be plastic, and the thickness of the elastic portion 124 along the axial direction of the second sleeve 12 can be substantially equal to the slot width of the second sleeve 12 along the axial direction, or the thickness of the elastic portion 124 is equal to twice the slot width of the avoiding slot 122, so that the elastic portion 124 has sufficient elasticity and also maintains appropriate structural strength.

[0036] In some embodiments, the first sleeve 11 is sleeved with the second sleeve 12, and the buckle portion 111 is arranged on the inner wall of the first sleeve 11, or the first sleeve 11 is sleeved with the second sleeve 12, and the buckle portion 111 is arranged on the outer surface of the first sleeve 11.

[0037] Please refer to Figures 1 to 3 It can be understood that the first sleeve 11 can be sleeved with the second sleeve 12, or the first sleeve 11 can be sleeved with the second sleeve 12. When the first sleeve 11 is sleeved with the second sleeve 12, the buckle portion 111 is arranged on the outer surface of the first sleeve 11, and when the first sleeve 11 is sleeved with the second sleeve 12, the buckle portion 111 is arranged on the inner surface of the first sleeve 11. In the present embodiment, the first sleeve 11 is sleeved with the second sleeve 12, and in other embodiments, the first sleeve 11 can be sleeved with the second sleeve 12 according to actual conditions, which is not limited herein.

[0038] Please refer to Figures 1 to 3 Optionally, the shell structure 100 further comprises a suction nozzle 13, the suction nozzle 13 is connected with the first sleeve 11 or the second sleeve 12. When the suction nozzle 13 is connected with the first sleeve 11, the oil tank of the electronic atomization device is arranged in the first sleeve 11, and the suction nozzle 13 can be integrally formed with the first sleeve 11. When the suction nozzle 13 is connected with the second sleeve 12, the oil tank of the electronic atomization device is arranged in the second sleeve 12, and the suction nozzle 13 can be integrally formed with the second sleeve 12.

[0039] Please refer to Figure 4 In some embodiments, the card slot 121 comprises a sliding section 1211 and an anti-reverse rotation section 1212 connected with the sliding section 1211, and the locking position 123 is arranged on the anti-reverse rotation section 1212. The elastic portion 124 is provided with a check portion 125 protruding inwardly towards the sliding section 1211, and the check portion 125 is used to limit the buckle portion 111 from sliding from the anti-reverse rotation section 1212 to the sliding section 1211.

[0040] Please refer to Figure 4 Optionally, the anti-reverse rotation section 1212 in the card slot 121, in cooperation with the arrangement of the check portion 125, can effectively prevent the buckle portion 111 from being reversed after being assembled to the locking position 123, that is, from sliding from the anti-reverse rotation section 1212 to the sliding section 1211, and ensure the stability of the first sleeve 11 and the second sleeve 12 during use after being connected, avoiding the risk of falling off due to insecure buckling.

[0041] Please refer to Figure 4Optionally, the check portion 125 can be a wedge-shaped block connected to the elastic portion 124, the large end of the wedge-shaped block is close to the anti-reverse segment 1212, and the small end of the wedge-shaped block extends in a direction away from the anti-reverse segment 1212. When the buckle portion 111 slides along the sliding groove 121, the buckle portion 111 can slide along the small end of the wedge-shaped block to the large end of the wedge-shaped block, and finally slide to the locking position 123 of the anti-reverse segment 1212. The large end of the wedge-shaped block can prevent the buckle portion 111 from rotating in reverse and avoid the buckle portion 111 from sliding to the sliding segment 1211.

[0042] Please refer to Figure 4 Optionally, the check portion 125 can also be hemispherical. When the buckle portion 111 slides along the sliding segment 1211, the elastic portion 124 elastically deforms towards the avoiding groove 122 and drives the check portion 125 to move towards the avoiding groove 122, facilitating the movement of the buckle portion 111 and passing through the position of the check portion 125. When the buckle portion 111 is located in the anti-reverse segment 1212, the elastic portion 124 drives the check portion 125 to restore to the original state, so that the check portion 125 can prevent the buckle portion 111 from rotating in reverse, and the stability of the shell structure 100 is improved.

[0043] Please refer to Figures 4 to 6 In some embodiments, the check portion 125 has a stop wall facing the buckle portion 111, and the stop wall abuts against the buckle portion 111.

[0044] Please refer to Figures 4 to 6 Optionally, the direct abutment and contact between the stop wall and the buckle portion 111 increases the stability of the buckle portion 111 in the anti-reverse segment 1212, prevents the buckle portion 111 from reciprocating and loosening in the anti-reverse segment 1212, the contact surface between the stop wall and the buckle portion 111 can effectively prevent the buckle portion 111 from deviating in the anti-reverse segment 1212 after assembly, and the stability of the connection between the first sleeve 11 and the second sleeve is enhanced, so that the shell structure 100 will not loosen due to insecure buckling during use.

[0045] Please refer to Figure 3 and Figure 4 In some embodiments, the groove width of the sliding segment 1211 gradually decreases along the sliding direction of the buckle portion 111.

[0046] Optionally, the groove width of the avoiding groove 122 corresponding to the position of the sliding segment 1211 is basically unchanged, and the groove width of the sliding segment 1211 gradually decreases along the circumferential direction of the second sleeve 12 and in the direction pointing to the anti-reverse segment 1212, so that the corresponding elastic portion 124 of the sliding segment 1211 has sufficient thickness to ensure the structural strength of the elastic portion 124.

[0047] Please refer to Figure 4In the axial direction of the first sleeve 11 and the second sleeve 12 is arranged vertically, and the first sleeve 11 is located above the second sleeve 12, in the initial stage of the rotation of the buckle part 111, the upper groove wall of the sliding section 1211 is slightly higher than the upper surface of the buckle part 111, in the end stage of the rotation of the buckle part 111, that is, when the buckle part 111 is about to slide into the anti-reverse section 1212, the upper groove wall of the sliding groove is provided with a check part 125, so that its height is slightly lower than the upper surface of the buckle part 111, at this time, the buckle part 111 drives the elastic part 124 to elastically deform into the avoidance groove 122, so that the buckle part 111 can smoothly pass through the check part 125, after the buckle part 111 slides to the anti-reverse section 1212, the check part 125 restores under the drive of the elastic part 124, and prevents the rotation of the buckle part 111, to prevent the reverse rotation of the buckle part 111, and at this time, the forward rotation of the buckle part 111 is prevented by the inner wall of the anti-reverse section 1212, and the buckle part 111 is limited in the anti-reverse section 1212.

[0048] Please refer to Figure 4 In some embodiments, the elastic part 124 includes a first elastic arm 1241 and a second elastic arm 1242 connected to the first elastic arm 1241, the first elastic arm 1241 is arranged corresponding to the sliding section 1211, the second elastic arm 1242 is arranged corresponding to the anti-reverse section 1212, the thickness of the first elastic arm 1241 is greater than the thickness of the second elastic arm 1242, and the check part 125 is located at the connection between the first elastic arm 1241 and the second elastic arm 1242.

[0049] Optionally, the thickness of the first elastic arm 1241 or the thickness of the second elastic arm 1242 refers to the structural dimension in the axial direction of the second sleeve 12, the first elastic arm 1241 has a certain thickness and the check part 125 is located in the first elastic arm 1241, so that the check part 125 has sufficient structural strength to limit the reverse rotation of the buckle part 111.

[0050] Please refer to Figure 4 When the buckle part 111 slides through the check part 125, due to the smaller groove width of the sliding section 1211 at this position, the buckle part 111 receives greater resistance, and due to the relatively small thickness of the second elastic arm 1242, the second elastic arm 1242 can elastically deform more, so that the check part 125 can move to the avoidance groove 122 as much as possible, thereby facilitating the smooth sliding of the buckle part 111 to the anti-reverse section 1212.

[0051] In some embodiments, along the circumferential direction of the second sleeve 12, the length of the first elastic arm 1241 is greater than the length of the second elastic arm 1242.

[0052] Please refer to Figure 4Optionally, the first elastic arm 1241 has a length greater than that of the second elastic arm 1242, so that the first elastic arm 1241 has sufficient support strength to enable the check portion 125 to limit the buckle portion 111 located at the anti-reverse segment 1212.

[0053] Referring to Figure 4 In some embodiments, the second sleeve 12 is further provided with a guide groove 126 in communication with the clamping groove 121 and used for guiding the buckle portion 111 to slide into the clamping groove 121, and the extension direction of the guide groove 126 is staggered with the extension direction of the clamping groove 121. In the embodiment, the guide groove 126 and the clamping groove 121 are arranged in an L shape, and the guide groove 126 is in communication with the sliding segment 1211.

[0054] Referring to Figure 4 Optionally, in the embodiment, the guide groove 126 is located on the inner wall of the second sleeve 12, and the extension direction of the guide groove 126 is along the axial direction of the second sleeve 12. The guide groove 126 can effectively guide the buckle portion 111 to smoothly slide into the sliding segment 1211, which helps to reduce the jamming phenomenon in the assembly process, ensures that the buckle portion 111 can be accurately installed in place, and improves the assembly efficiency.

[0055] Optionally, the guide groove 126 extends to the port of the second sleeve 12, so as to facilitate the buckle portion 111 to enter the guide groove 126.

[0056] Referring to Figure 4 In some embodiments, two buckle portions 111 are provided, and the two buckle portions 111 are arranged in a circumferential direction of the first sleeve 11. The second sleeve 12 is provided with a clamping groove 121 corresponding to each buckle portion 111, and each clamping groove 121 is provided with an avoiding groove 122.

[0057] Optionally, the two buckle portions 111 are arranged symmetrically in the circumferential direction of the first sleeve 11. By arranging multiple buckle portions 111 and arranging them in the circumferential direction of the first sleeve 11, more uniform stress distribution can be achieved, so that the connection between the first sleeve 11 and the second sleeve 12 is more stable, and the reliability of the shell structure 100 is enhanced.

[0058] The utility model also proposes an electronic atomization device, the electronic atomization device includes shell structure 100, the specific structure of shell structure 100 refers to the above embodiment, because the electronic atomization device of the utility model adopts all technical schemes of the above all embodiments, so also has all beneficial effects brought by the technical scheme of the above embodiment, here will not repeat.

[0059] In some embodiments, the electronic atomization device further includes a battery assembly 15.

[0060] Optionally, when the oil tank is arranged in the first sleeve 11, the battery assembly 15 is located in the second sleeve 12, and after the buckle part 111 is rotated into place, the battery assembly 15 is electrically connected with the electronic elements in the first sleeve 11 at the same time, and the electronic elements can be a heater for heating the atomized substrate in the oil tank.

[0061] Optionally, when the oil tank is arranged in the second sleeve 12, the battery assembly 15 is located in the first sleeve 11, and after the buckle part 111 is rotated into place, the battery assembly 15 is electrically connected with the electronic elements in the second sleeve 12 at the same time, and the electronic elements can be a heater for heating the atomized substrate in the oil tank.

[0062] Optionally, the electronic atomization device further comprises an outer sleeve 14, the outer sleeve 14 sheaths the second sleeve 12, and the material of the outer sleeve 14 can be metal, such as stainless steel, so as to improve the structural strength of the electronic atomization device.

[0063] The above is only an optional embodiment of the present application and is not intended to limit the present application. The present application can have various modifications and changes for those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the scope of claims of the present application.

Claims

1. A housing structure characterized by, The shell structure comprises: a first sleeve, a second sleeve and a buckle part, the first sleeve and the second sleeve are sleeved, the buckle part is arranged on the sleeved end of the first sleeve, the sleeved end of the second sleeve is provided with a clamping groove arranged along the circumference of the sleeved end, the clamping groove is provided with a locking position, the second sleeve is further provided with an avoiding groove arranged at intervals with the clamping groove, the second sleeve has an elastic part between the avoiding groove and the clamping groove, the first sleeve rotates relative to the second sleeve by a predetermined angle, the buckle part slides along the clamping groove and drives the elastic part to produce elastic deformation, so as to be buckled in the locking position.

2. The housing structure of claim 1, wherein: The first sleeve is sleeved on the second sleeve, and the buckle part is arranged on the inner wall of the first sleeve, or the first sleeve is sleeved on the second sleeve, and the buckle part is arranged on the outer surface of the first sleeve.

3. The housing structure of claim 1, wherein: The clamping groove comprises a sliding section and an anti-reverse section connected with the sliding section, the locking position is arranged on the anti-reverse section, and a check part is arranged on the elastic part towards the sliding section, the check part is used to limit the buckle part from sliding from the anti-reverse section to the sliding section.

4. The housing structure of claim 3, wherein: The check part has a stop wall towards the buckle part, and the stop wall abuts against the buckle part.

5. The housing structure of claim 3, wherein: The groove width of the sliding section gradually decreases along the sliding direction of the buckle part.

6. A housing structure as claimed in any of claims 3 to 5, wherein: The elastic part comprises a first elastic arm and a second elastic arm connected with the first elastic arm, the first elastic arm is arranged corresponding to the sliding section, the second elastic arm is arranged corresponding to the anti-reverse section, the thickness of the first elastic arm is greater than the thickness of the second elastic arm, and the check part is located at the connection between the first elastic arm and the second elastic arm.

7. The housing structure of claim 6, wherein: Along the circumference of the second sleeve, the length of the first elastic arm is greater than the length of the second elastic arm.

8. The housing structure of any one of claims 1-5, wherein: The second sleeve is further provided with a guide groove connected with the clamping groove and used for guiding the buckle part to slide into the clamping groove, and the extension direction of the guide groove is arranged staggered with the extension direction of the clamping groove.

9. The housing structure of any one of claims 1-5, wherein: The buckle part is provided with two, the two buckle parts are arranged at intervals along the circumference of the first sleeve, the second sleeve is provided with the clamping groove corresponding to the position of each buckle part, and each clamping groove is provided with the avoiding groove.

10. An electronic atomizing device, characterized by, The shell structure comprises: any one of claims 1-9.