Shell assembly and garden air blower

Abstract

The utility model relates to the field of garden electric tools, and particularly discloses a shell assembly and a garden air blower. The shell assembly comprises a rear machine shell and a holding machine shell arranged on the outer side of the rear machine shell, the rear machine shell is provided with a first positioning part and a second positioning part, and the first positioning part and the second positioning part are connected with the holding machine shell through fixing pieces; the side face of the rear machine shell abuts against the wall face of the holding machine shell through a supporting piece. The first positioning portion and the second positioning portion of the rear machine shell are located on the middle split face of the rear machine shell, the holding machine shell wraps the outer side of the rear machine shell so that the upper end and the lower end of the rear machine shell can be positioned, the stress points of the first positioning portion and the second positioning portion are located on the middle split face of the rear machine shell, the rear machine shell is evenly stressed, and in addition, the holding machine shell is not prone to falling off. After the supporting pieces on the side faces of the rear machine shell abut against the wall face of the holding machine shell, the left side and the right side of the rear machine shell can be supported, and the stability of installation of the rear machine shell in the holding machine shell is further improved.

Description

Technical Field

[0001] The present application relates to the field of garden power tools, and in particular to a housing assembly and a garden blower. Background Art

[0002] A garden blower is a commonly used garden power tool, which is mainly used to use airflow to clean up fallen leaves, grass clippings, road dust, snow, etc.

[0003] Due to the special structure of the garden blower, the shell of some garden blowers is generally spliced ​​with multiple shell units. For example, the shell of some garden blowers includes a rear shell arranged at the rear air inlet, and a shell unit clamped on the outside of the rear shell. Through the understanding of relevant technologies, when the shell of some garden blowers is spliced ​​and assembled, the shell unit is directly clamped on the outside of the rear shell and then fastened by multiple screws. A large number of screws are used, and the firmness of the fit between the shell unit and the rear shell needs to be improved. Utility Model Content

[0004] The purpose of at least one specific implementation of the utility model is to solve the defects of the prior art and provide a housing assembly.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0006] A housing assembly, comprising:

[0007] rear housing;

[0008] A grip housing, arranged on the outer side of the rear housing;

[0009] The rear housing is provided with a first positioning portion and a second positioning portion, and the first positioning portion and the second positioning portion are respectively connected to the holding housing through fixing members;

[0010] The side surface of the rear housing abuts against the wall surface of the holding housing through the support member;

[0011] The first positioning portion and the second positioning portion are located on the center dividing plane of the rear casing, and the supporting member is located on both sides of the center dividing plane of the rear casing.

[0012] Through the above technical scheme, since the first positioning part and the second positioning part are located on the center dividing plane of the rear casing, after the first positioning part and the second positioning part of the rear casing are respectively connected to the holding casing through the fixing parts, the holding casing is covered on the outside of the rear casing, thereby positioning the upper and lower ends of the rear casing, and the force points of the first positioning part and the second positioning part are located on the center dividing plane in the middle of the rear casing, and the rear casing is evenly stressed. In addition, after the support parts on the side of the rear casing collide with the wall of the holding casing, the left and right sides of the rear casing can be supported, thereby further improving the stability of the rear casing installed inside the holding casing.

[0013] Furthermore, the grip housing is formed by splicing two housing units, and the first positioning portion and the second positioning portion are located at the splicing position between the two housing units;

[0014] The first positioning portion and the second positioning portion are fixedly connected to the two spliced ​​housing units through fixing components.

[0015] Furthermore, a mounting surface corresponding to the grip housing is constructed on the rear housing, and the mounting surface is sunken relative to the surface of the rear housing;

[0016] The assembly surface is connected with the surface of the rear housing through a transition surface.

[0017] Furthermore, the housing unit is assembled on the outside of the rear housing, the inner side of the housing unit fits with the assembly surface, the end of the housing unit fits with the transition surface, and the surface of the housing unit is smoothly connected with the surface of the rear housing.

[0018] Through the above technical solution, when the housing assembly is assembled, the two housing units can be clamped on the outside of the rear housing, and the two housing units are fixedly connected to the first positioning portion of the rear housing through the first fixing member. At the same time, the two housing units are fixedly connected to the second positioning portion of the rear housing through the second fixing member. At the same time, the inner side surfaces of the two housing units are supported on both sides of the rear housing through the supporting member, and the upper and lower ends and the left and right ends of the rear housing can be positioned and fixed;

[0019] In addition, since the two housing units are clamped on the outside of the rear housing, the ends of the housing units coincide with the transition surfaces of the rear housing, and the transition surfaces can support and position the ends of the housing units, thereby assisting in the assembly of the housing units and the rear housing.

[0020] Furthermore, the transition surface is constructed as a limit portion on the inner wall of the rear casing, a sound-absorbing layer is attached to the inner wall of the rear casing, one side of the sound-absorbing layer is in contact with the limit portion, and the material of the sound-absorbing layer is preferably sound-absorbing cotton.

[0021] Furthermore, a shock absorbing member is sleeved on the supporting member.

[0022] Through the above technical solution, after the shock absorbing member is sleeved on the support member, when the air inlet of the rear casing takes in air at high speed and relative vibration occurs between the rear casing and the casing unit, the shock absorbing member can play a shock absorbing effect.

[0023] Furthermore, the connection point between the first positioning portion and the holding housing is set as a first connection point, the connection point between the second positioning portion and the holding housing is set as a second connection point, the contact position between the support member and the rear housing is set as a support point, and the first connection point, the second connection point and the support point are arranged in a triangle, which can improve the stability of the installation of the rear housing.

[0024] Furthermore, the first positioning portion and the second positioning portion are respectively located at two ends of the outer side of the rear housing.

[0025] Furthermore, the ends of the two housing units are abutted against the transition surface and clamped on the outer side of the rear housing.

[0026] The shell assembly provided by the present application has a beneficial technical effect compared to the prior art in that the first positioning portion and the second positioning portion of the rear shell of the present application are located on the center dividing plane of the rear shell, and after the first positioning portion and the second positioning portion of the rear shell are respectively connected to the holding shell through fixing parts, the holding shell is covered on the outside of the rear shell, thereby positioning the upper and lower ends of the rear shell, and the force points of the first positioning portion and the second positioning portion are located on the center dividing plane in the middle of the rear shell, and the rear shell is evenly stressed. In addition, after the support members on the side of the rear shell collide with the wall of the holding shell, they can support the left and right sides of the rear shell, further improving the stability of the rear shell installed inside the holding shell.

[0027] Another technical solution adopted by the present application is to provide a garden blower, including the above-mentioned shell assembly.

[0028] Through the above technical solution, after the garden blower provided in the present application adopts the above shell assembly, the rear shell of the garden blower is clamped and fixed by the two shell units of the holding shell, and the holding shell and the rear shell are firmly and stably assembled. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following is a brief introduction to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0030] Figure 1 This is a structural schematic diagram of a housing assembly in a certain embodiment of the present application;

[0031] Figure 2 for Figure 1An exploded schematic diagram of the middle shell assembly;

[0032] Figure 3 A schematic diagram of the structure of the rear housing in one embodiment of the present application;

[0033] Figure 4 It is a side view of the rear casing of the present application;

[0034] Figure 5 is a schematic cross-sectional view of the rear casing of the present application;

[0035] Figure 6 This is a schematic diagram of the structure of a garden blower in an embodiment of the present application;

[0036] Figure 7 This is a partial explosion diagram of a garden blower in an embodiment of the present application. DETAILED DESCRIPTION

[0037] Example 1

[0038] Reference Figure 1 , Figure 2 A shell assembly 100 includes a rear shell 10 and a holding shell 20 arranged on the outside of the rear shell 10. The rear shell 10 is provided with a first positioning portion 101 and a second positioning portion 102. The first positioning portion 101 is connected to the holding shell 20 through a first fixing member 103, and the second positioning portion 102 is connected to the holding shell 20 through a second fixing member 104. The side surface of the rear shell 10 is in contact with the wall surface of the holding shell 20 through a supporting member 105, wherein the first fixing member 103 and the second fixing member 104 can be selected as screws.

[0039] In this embodiment, refer to Figure 3 , Figure 4 , Figure 5 The first positioning portion 101 and the second positioning portion 102 are respectively located at the two ends of the outer side of the rear casing 10, the first positioning portion 101 and the second positioning portion 102 are located on the center dividing surface 10a of the rear casing 10, and the support member 105 is located on both sides of the center dividing surface 10a of the rear casing 10, wherein the support member 105 can adopt a support column structure, and a shock-absorbing member can be sleeved on the outer side of the support member 105, and the shock-absorbing member can be a rubber ring or a shock-absorbing spring. The support member 105 plays a role of positioning support between the rear casing 10 and the holding casing 20. After the shock-absorbing member is sleeved on the support member 105, when the air inlet 30 of the rear casing 10 takes in air at high speed, when relative vibration occurs between the rear casing 10 and the holding casing 20, the shock-absorbing member can play a shock-absorbing effect.

[0040] In this embodiment, the connection point between the first positioning portion 101 and the holding shell 20 is set as the first connection point, the connection point between the second positioning portion 102 and the holding shell 20 is set as the second connection point, and the contact position between the support member 105 and the rear shell 10 is set as the support point. The first connection point, the second connection point and the support point are arranged in a triangle, which can improve the stability of the installation of the rear shell 10.

[0041] Furthermore, the grip housing 20 is formed by splicing two housing units 201, and the first positioning portion 101 and the second positioning portion 102 are located at the splicing position between the two housing units 201;

[0042] Moreover, the rear housing 10 is constructed with a mounting surface 106 corresponding to the holding housing 20. The mounting surface 106 is sunken relative to the surface of the rear housing 10, and the mounting surface 106 is connected to the surface of the rear housing 10 through a transition surface 107. The housing unit 201 is assembled on the outer side of the rear housing 10, the inner side surface of the housing unit 201 is fitted with the mounting surface 106, the end of the housing unit 201 is matched with the transition surface 107, and the surface of the housing unit 201 is smoothly connected with the surface of the rear housing 10.

[0043] When the housing assembly is assembled, the two housing units 201 can be clamped on the outside of the rear housing 10, and the two housing units 201 are fixedly connected to the first positioning portion 101 of the rear housing 10 through the first fixing member 103. At the same time, the two housing units 201 are fixedly connected to the second positioning portion 102 of the rear housing 10 through the second fixing member 104. Since the first positioning portion 101 and the second positioning portion 102 are located on the middle dividing surface 10a of the rear housing 10, the first positioning portion 101 of the rear housing 10 is fixedly connected to the second positioning portion 102 of the rear housing 10. After the first positioning part 101 and the second positioning part 102 are fixedly connected to the two spliced ​​housing units 201 through the fixing parts, the holding housing 20 is covered on the outside of the rear housing 10, so as to position the upper and lower ends of the rear housing 10, and the rear housing 10 is evenly stressed. In addition, after the supporting member 105 on the side of the rear housing 10 contacts the wall surface of the holding housing 20, the left and right sides of the rear housing 10 can be supported, further improving the stability of the rear housing 10 installed inside the holding housing 20;

[0044] After the housing units 201 are assembled on the rear housing 10, the inner sides of the two housing units 201 are supported on both sides of the rear housing 10 through the support members 105, and the upper and lower ends and the left and right ends of the rear housing 10 can be positioned and fixed.

[0045] In addition, after the two housing units 201 are clamped on the outer side of the rear housing 10, the end 202 of the housing unit 201 is matched with the transition surface 107 of the rear housing 10, and the transition surface 107 can support and position the end 202 of the housing unit 201, which also plays an auxiliary positioning effect on the assembly of the housing unit 201 and the rear housing 10.

[0046] Furthermore, the portion where the transition surface 107 is located is constructed as a limiting portion 108 on the inner wall of the rear casing 10. Since an air inlet 30 is provided at one end of the rear casing 10, in order to reduce wind noise, a sound-absorbing layer 40 is attached to the inner wall of the rear casing 10, and one side of the sound-absorbing layer 40 is in contact with the limiting portion 108. The material of the sound-absorbing layer 40 is preferably sound-absorbing cotton.

[0047] Example 2

[0048] Reference Figure 6 , Figure 7 Based on the same technical concept, an embodiment of the present application provides a garden blower 200, which includes the shell assembly 100 in the above-mentioned embodiment 1. The rear shell 10 of the garden blower 200 is clamped and fixed by two shell units 201 of the holding shell 20. The holding shell 20 and the rear shell 10 are firmly and stably assembled.

[0049] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in the field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model.

Claims

1. A housing assembly, characterized in that: include: rear housing; A grip housing, arranged on the outer side of the rear housing; The rear housing is provided with a first positioning portion and a second positioning portion, and the first positioning portion and the second positioning portion are respectively connected to the holding housing through fixing members; The side surface of the rear housing contacts the wall surface of the holding housing through the support member; Wherein, the first positioning portion and the second positioning portion are located on the center dividing plane of the rear casing, and the supporting member is located on both sides of the center dividing plane of the rear casing.

2. The housing assembly according to claim 1, characterized in that: The holding housing is formed by splicing two housing units, and the first positioning portion and the second positioning portion are located at the splicing position between the two housing units; The first positioning portion and the second positioning portion are fixedly connected to the two spliced ​​housing units through the fixing member.

3. The housing assembly according to claim 2, characterized in that: The rear housing is provided with a mounting surface corresponding to the holding housing, and the mounting surface is sunken relative to the surface of the rear housing; The assembly surface is connected with the surface of the rear housing via a transition surface.

4. The housing assembly according to claim 3, characterized in that: The housing unit is assembled on the outside of the rear housing, the inner side of the housing unit is fitted with the assembly surface, the end of the housing unit is matched with the transition surface, and the surface of the housing unit is smoothly connected with the surface of the rear housing.

5. The housing assembly according to claim 3, characterized in that: The transition surface is located at a position on the inner wall of the rear housing as a limiting portion, a sound-absorbing layer is attached to the inner wall of the rear housing, and one side of the sound-absorbing layer is in contact with the limiting portion.

6. The housing assembly according to claim 1, characterized in that: A shock absorbing component is sleeved on the supporting component.

7. The housing assembly according to claim 1, characterized in that: The connection point between the first positioning portion and the holding housing is set as a first connection point, the connection point between the second positioning portion and the holding housing is set as a second connection point, the contact position between the support member and the rear housing is set as a support point, and the first connection point, the second connection point and the support point are arranged in a triangle.

8. The housing assembly according to claim 4, characterized in that: The first positioning portion and the second positioning portion are respectively located at two ends of the outer side of the rear housing.

9. The housing assembly according to claim 8, characterized in that: The ends of the two housing units are abutted against the transition surface and clamped on the outer side of the rear housing.

10. A garden blower, characterized in that: The invention comprises a housing assembly according to any one of claims 1 to 9.

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