Handheld and backpack type dual-purpose dust collector system

Abstract

The utility model relates to the technical field of dust collectors, and discloses a handheld type and backpack type dual-purpose dust collector system which comprises a backpack assembly and a dust collector assembly detachably connected with the backpack assembly, and the backpack assembly comprises straps for a human body to wear and a support connected to the straps. The dust collector assembly comprises a dust collector body and a dust collection pipe fitting, the dust collection pipe fitting is detachably connected with the dust collector body, the dust collector body is placed and installed on the upper side of the support, the strap is connected with a fastening belt used for binding / loosening the dust collector body, a connecting pipe is arranged on the lower side of the dust collector body, and a negative pressure suction inlet is formed in the lower end of the connecting pipe. And a through hole corresponding to the connecting pipe is formed in the bracket. The handheld and backpack type dual-purpose dust collector system is simple in structure and low in production cost; the backpack type or handheld type use can be selected according to requirements, the functions are diversified, the dust collector body and the backpack assembly are convenient to disassemble and assemble, and the use experience is good; the backpack assembly is convenient to store and small in occupied space.

Description

Technical Field

[0001] This utility model relates to the field of vacuum cleaner technology, and more specifically, to a dual-purpose vacuum cleaner system that can be used in both handheld and backpack modes. Background Technology

[0002] Some existing handheld vacuum cleaners require users to frequently pick up and put down the device, which can increase back strain and fatigue during prolonged cleaning, especially for people with poor physical condition. In addition, some traditional backpack vacuum cleaners have complex structures, high production costs, and are expensive. They also require a lot of storage space, and the vacuum cleaner body and backpack are difficult to assemble and disassemble, resulting in a poor user experience. Utility Model Content

[0003] To address at least one of the aforementioned problems, this utility model provides a dual-purpose vacuum cleaner system that can be used as a handheld or backpack vacuum cleaner, comprising: a backpack assembly and a vacuum cleaner assembly detachably connected to the backpack assembly; the backpack assembly includes a shoulder strap for wearing and a bracket connected to the shoulder strap; the vacuum cleaner assembly includes a vacuum cleaner body and a vacuum hose fitting, the vacuum hose fitting being detachably connected to the vacuum cleaner body; the vacuum cleaner body is mounted on the upper side of the bracket; and the shoulder strap is connected to a device for securing / releasing the vacuum cleaner body. The vacuum cleaner body has a fastening strap and a connecting tube on its lower side. A negative pressure suction port is located at the lower end of the connecting tube. A through hole corresponding to the connecting tube is provided on the bracket, through which the connecting tube passes. The upper part of the suction tube fitting is detachably connected to the lower part of the connecting tube. This utility model is a dual-purpose vacuum cleaner system that can be used in both handheld and backpack modes. It has a simple structure and low production cost. Users can choose between backpack or handheld use depending on their needs. It offers diverse functions, and the vacuum cleaner body and backpack assembly are easy to assemble and disassemble, providing a superior user experience. The backpack assembly is easy to store and occupies little space.

[0004] Optionally, the through hole extends vertically, and the connecting pipe passes through the through hole from top to bottom.

[0005] Optionally, the bracket includes a placement plate and a connecting rod, the lower end of the connecting rod is connected to the upper side of the placement plate, the vacuum cleaner body is placed and installed on the upper side of the placement plate, the connecting rod is fixed to the shoulder strap, and the through hole is formed on the placement plate.

[0006] Optionally, the connecting pipe is in the shape of a round tube, the through hole is in the shape of a round hole, and an annular protrusion is provided on the upper side of the placement plate, with the through hole formed inside the annular protrusion.

[0007] Optionally, the connecting rod includes a crossbar and two vertical bars, the two vertical bars being connected to the two ends of the crossbar respectively, the upper end of the vertical bar being connected to the crossbar, the lower end of the vertical bar being connected to the upper side of the placement plate, and a strap connecting the shoulder strap to the vertical bar. Several straps are provided along the extension direction of the vertical bar, one of which is located on the lower side of the crossbar.

[0008] Optionally, the longitudinal bar is inclined, and the plate of the placement plate on the side away from the shoulder strap forms an obtuse angle with the longitudinal bar.

[0009] Optionally, the obtuse angle is 95°-105°.

[0010] Optionally, the fastening strap is provided with a first buckle, the shoulder strap is a double shoulder strap, the shoulder strap includes two shoulder straps and a waist belt, a chest strap is provided between the two shoulder straps, a second buckle is provided on the waist belt, and a third buckle is provided on the chest strap.

[0011] Optionally, a handle is provided on the upper part of the vacuum cleaner body.

[0012] Optionally, the vacuum cleaner fitting includes a first vacuum cleaner pipe, a second vacuum cleaner pipe, and a vacuum cleaner head. The connecting pipe is connected to the vacuum cleaner head via the first vacuum cleaner pipe or the second vacuum cleaner pipe. The first vacuum cleaner pipe is a rigid connecting pipe, and the second vacuum cleaner pipe includes a first rigid pipe, a second rigid pipe, and a flexible pipe connecting the first rigid pipe and the second rigid pipe. When the connecting pipe is connected to the vacuum cleaner head via the first vacuum cleaner pipe, the upper and lower ends of the first vacuum cleaner pipe are respectively inserted into the connecting pipe and the vacuum cleaner head. When the connecting pipe is connected to the vacuum cleaner head via the second vacuum cleaner pipe, the upper and lower ends of the second vacuum cleaner pipe are respectively inserted into the connecting pipe and the vacuum cleaner head.

[0013] Compared to existing technologies, this utility model's dual-purpose handheld and backpack vacuum cleaner system features a simple structure and low production cost. It allows for both handheld and backpack use, offering diverse functions. The vacuum cleaner body and backpack assembly are easy to assemble and disassemble, providing a superior user experience. The backpack assembly is convenient to store and occupies minimal space. The vacuum cleaner body can be mounted on the backpack assembly for backpack use, or detached for handheld use, offering convenience and meeting diverse user needs. The connecting tube is positioned inside the annular protrusion, preventing displacement of the vacuum cleaner body and ensuring reliable operation. Several straps extend along the longitudinal bar, with one strap located below the crossbar to prevent the longitudinal bar from slipping relative to the shoulder strap, ensuring structural stability. The inclined longitudinal bar conforms more closely to the user's back compared to a non-inclined design. A first buckle on the fastening strap facilitates tightening and loosening, simplifying operation. A handle on the upper part of the vacuum cleaner body allows for easy handheld use after detaching it from the backpack assembly. Attached Figure Description

[0014] Figure 1 This is a perspective view of the dual-purpose vacuum cleaner system of this utility model, which can be used in both handheld and backpack modes.

[0015] Figure 2 for Figure 1 Enlarged view of section B;

[0016] Figure 3 This is a schematic diagram of the shoulder strap portion of the dual-purpose handheld and backpack vacuum cleaner system of this utility model;

[0017] Figure 4 This is a schematic diagram of the first suction tube part of the dual-purpose handheld and backpack vacuum cleaner system of this utility model;

[0018] Figure 5 This is a side view of the dual-purpose handheld and backpack vacuum cleaner system of this utility model;

[0019] Figure 6 for Figure 5 Enlarged view of section C;

[0020] The component names corresponding to the various labels in the figure are as follows: 1 is the backpack assembly, 2 is the vacuum cleaner assembly, 3 is the shoulder strap, 301 is the strap, 31 is the shoulder strap, 32 is the waist belt, 321 is the second buckle, 33 is the chest strap, 331 is the third buckle, 4 is the bracket, 401 is the through hole, 41 is the placement plate, 411 is the annular protrusion, 42 is the connecting rod, 421 is the horizontal bar, 422 is the vertical bar, 5 is the vacuum cleaner body, 501 is the connecting tube, 5011 is the negative pressure suction port, 502 is the handle, 503 is the limiting part, 61 is the first suction tube, 62 is the second suction tube, 621 is the first rigid tube, 622 is the second rigid tube, 623 is the flexible tube, 63 is the vacuum head, 7 is the fastening strap, 701 is the first buckle, and A is the obtuse angle. Detailed Implementation

[0021] To make the above-mentioned objectives, features and advantages of this utility model more apparent and understandable, the specific embodiments of this utility model will be described in detail below with reference to the accompanying drawings.

[0022] In the description of this utility model, it should be understood that the terms "upper" and "lower" indicate the orientation or positional relationship based on the orientation or positional relationship when the product is in normal use.

[0023] The terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of that feature.

[0024] See Figures 1-6This utility model provides a dual-purpose vacuum cleaner system that can be used as a handheld or backpack vacuum cleaner, including: a backpack assembly 1 and a vacuum cleaner assembly 2 detachably connected to the backpack assembly 1. The backpack assembly 1 includes a shoulder strap 3 for wearing and a bracket 4 connected to the shoulder strap 3. The vacuum cleaner assembly 2 includes a vacuum cleaner body 5 and a vacuum hose fitting, which is detachably connected to the vacuum cleaner body 5. The vacuum cleaner body 5 is mounted on the upper side of the bracket 4. A fastening strap 7 for securing / releasing the vacuum cleaner body 5 is connected to the shoulder strap 3. A connecting pipe 501 is provided on the lower side of the vacuum cleaner body 5, and a negative pressure suction port 5011 is provided at the lower end of the connecting pipe 501. The bracket... The 4-piece assembly has a through hole 401 corresponding to the connecting pipe 501, through which the connecting pipe 501 passes. The upper part of the vacuum cleaner fitting is detachably connected to the lower part of the connecting pipe 501. This utility model is a dual-purpose vacuum cleaner system that can be used in both handheld and backpack modes. It has a simple structure and low production cost. It can be used in either a backpack or handheld mode according to needs, offering diverse functions. The vacuum cleaner body and backpack assembly are easy to assemble and disassemble, providing a good user experience. The backpack assembly is easy to store and occupies little space. After the vacuum cleaner body is installed on the backpack assembly, it can be used in a backpack mode. After the vacuum cleaner body is detached from the backpack assembly, it can be used in a handheld mode, making it convenient to use and meeting different user needs.

[0025] See Figures 1-3 The through hole 401 extends vertically, and the connecting pipe 501 extends from top to bottom through the through hole 401. A limiting part 503 is provided on the vacuum cleaner body 5. When the connecting pipe 501 extends from top to bottom through the through hole 401, it is stopped by the limiting part 503 against the bracket. In the stopped state, the limiting part 503 is flared, wider at the top and narrower at the bottom. The bracket 4 includes a placement plate 41 and a connecting rod 42. The placement plate 41 and the connecting rod 42 are integrally formed or welded together. The lower end of the connecting rod 42 is connected to the upper side of the placement plate 41. The vacuum cleaner body 5 is placed on the upper side of the placement plate 41, the connecting rod 42 is fixed to the shoulder strap 3, and the through hole 401 is opened on the placement plate 41; the connecting tube 501 is in the shape of a round tube, the through hole 401 is in the shape of a round hole, the upper side of the placement plate 41 is provided with an annular protrusion 411, the through hole 401 is formed inside the annular protrusion 411, and the connecting tube 501 is placed inside the annular protrusion 411, so that the vacuum cleaner body 5 is not easy to move, and the vacuum cleaner body 5 is prevented from shaking and affecting the vacuuming work, making it reliable in use.

[0026] See Figure 1 and Figure 2The connecting rod 42 includes a crossbar 421 and two vertical rods 422. The two vertical rods 422 are respectively connected to the two ends of the crossbar 421. The upper end of the vertical rod 422 is connected to the crossbar 421, and the lower end of the vertical rod 422 is connected to the upper side of the placement plate 41. A strap 301 is connected between the shoulder strap 3 and the vertical rod 422. Several straps 301 are provided along the extension direction of the vertical rod 422. One strap 301 is located on the lower side of the crossbar 421 to prevent the vertical rod 422 from slipping down relative to the shoulder strap 3, thus ensuring structural stability. In this embodiment, two straps 301 are provided for each vertical rod 422, with the uppermost strap 301 located on the lower side of the crossbar 421.

[0027] See Figure 1 , Figure 2 , Figure 5 and Figure 6 The longitudinal bar 422 is inclined, so that the longitudinal bar 422 (compared to a non-inclined setting) can fit the back of the human body more closely. The plate of the placement plate 41 on the side away from the shoulder strap 3 forms an obtuse angle A with the longitudinal bar 422; the obtuse angle A is 95°-105°, and in this embodiment, the obtuse angle A is 100°.

[0028] See Figures 1-3 The fastening strap 7 is equipped with a first buckle 701 for easy tightening and loosening, and the operation is simple; the shoulder strap 3 is a double shoulder strap, which includes two shoulder straps 31 and a waist belt 32. A chest strap 33 is provided between the two shoulder straps 31. A second buckle 321 is provided on the waist belt 32 and a third buckle 331 is provided on the chest strap 33. The backpack assembly is securely worn and easy to operate; the vacuum cleaner body 5 is equipped with a handle 502 on the upper part, which makes it easy for the user to detach the vacuum cleaner body 5 from the backpack assembly for hand use.

[0029] See Figure 1 , Figure 3 and Figure 4The vacuum cleaner accessories include a first vacuum cleaner hose 61, a second vacuum cleaner hose 62, and a vacuum cleaner head 63. A connecting pipe 501 is connected to the vacuum cleaner head 63 via either the first vacuum cleaner hose 61 or the second vacuum cleaner hose 62. The first vacuum cleaner hose 61 is a rigid connecting pipe. The second vacuum cleaner hose 62 includes a first rigid pipe 621, a second rigid pipe 622, and a flexible hose 623 connecting the first rigid pipe 621 and the second rigid pipe 622. The flexible hose facilitates moving the vacuum cleaner head 63 to the desired position for vacuuming. When the connecting pipe 501 is connected to the vacuum cleaner head 63 via the first vacuum cleaner hose 61, the upper and lower ends of the first vacuum cleaner hose 61 are respectively connected to the connecting pipe 501. 01 and the vacuum head 63 are connected; when the connecting tube 501 and the vacuum head 63 are connected through the second vacuum tube 62, the upper and lower ends of the second vacuum tube 62 are connected to the connecting tube 501 and the vacuum head 63 respectively; when used in a backpack, the vacuum head 63 is connected to the lower end of the second vacuum tube 62, the vacuum cleaner body is installed on the backpack assembly, and then the upper end of the second vacuum tube 62 is connected to the lower end of the connecting tube 501; when used in a handheld manner, the vacuum cleaner body is separated from the backpack assembly, the vacuum head 63 is connected to the lower end of the first vacuum tube 61, and the first vacuum tube 61 is connected to the lower end of the connecting tube 501, which is convenient to use.

[0030] This utility model relates to a dual-purpose vacuum cleaner system that can be used in both handheld and backpack modes. It features a simple structure and low production cost. Users can choose between backpack or handheld use depending on their needs, offering diverse functions. The vacuum cleaner body and backpack assembly are easy to assemble and disassemble, providing a superior user experience. The backpack assembly is convenient to store and occupies little space. The vacuum cleaner body can be used in backpack mode by attaching it to the backpack assembly, or detached for handheld use, offering convenience and meeting different user needs. The connecting tube is positioned inside the annular protrusion, preventing the vacuum cleaner body from shifting and affecting vacuuming operations, ensuring reliable use. Several straps are provided along the longitudinal direction of the vertical bar, with one strap located under the horizontal bar to prevent the vertical bar from slipping relative to the shoulder strap, ensuring structural stability. The inclined vertical bar provides a better fit to the user's back compared to a non-inclined design. A first buckle is provided on the fastening strap for easy tightening and loosening. A handle is located on the upper part of the vacuum cleaner body, allowing users to easily detach the vacuum cleaner body from the backpack assembly for handheld use.

[0031] The above description is only a preferred embodiment of the present utility model. It should be noted that for those skilled in the art, several improvements and modifications can be made without departing from the technical principles of the present utility model, and these improvements and modifications should also be considered within the protection scope of the present utility model.

Claims

1. A dual-purpose vacuum cleaner system that can be used in both handheld and backpack modes, characterized in that, include: The backpack assembly (1) includes a backpack strap (3) and a vacuum cleaner assembly (2) detachably connected to the backpack assembly (1). The backpack assembly (1) includes a shoulder strap (3) for human wear and a bracket (4) connected to the shoulder strap (3). The vacuum cleaner assembly (2) includes a vacuum cleaner body (5) and a vacuum hose fitting. The vacuum hose fitting is detachably connected to the vacuum cleaner body (5). The vacuum cleaner body (5) is mounted on the upper side of the bracket (4). The shoulder strap (3) is connected to... There is a fastening strap (7) for securing / loosening the vacuum cleaner body (5). A connecting tube (501) is provided on the lower side of the vacuum cleaner body (5). A negative pressure suction port (5011) is provided at the lower end of the connecting tube (501). A through hole (401) corresponding to the connecting tube (501) is provided on the bracket (4). The connecting tube (501) passes through the through hole (401). The upper part of the vacuum tube fitting is detachably connected to the lower part of the connecting tube (501).

2. The dual-purpose handheld and backpack vacuum cleaner system as described in claim 1, characterized in that, The through hole (401) extends vertically, and the connecting pipe (501) extends from top to bottom through the through hole (401).

3. The dual-purpose handheld and backpack vacuum cleaner system as described in claim 1, characterized in that, The bracket (4) includes a placement plate (41) and a connecting rod (42). The lower end of the connecting rod (42) is connected to the upper side of the placement plate (41). The vacuum cleaner body (5) is placed and installed on the upper side of the placement plate (41). The connecting rod (42) is fixed to the shoulder strap (3). The through hole (401) is opened on the placement plate (41).

4. The dual-purpose handheld and backpack vacuum cleaner system as described in claim 3, characterized in that, The connecting pipe (501) is in the shape of a round tube, the through hole (401) is in the shape of a round hole, and an annular protrusion (411) is provided on the upper side of the placement plate (41). The through hole (401) is formed inside the annular protrusion (411).

5. The dual-purpose handheld and backpack vacuum cleaner system as described in claim 3, characterized in that, The connecting rod (42) includes a crossbar (421) and two vertical rods (422). The two vertical rods (422) are respectively connected to the two ends of the crossbar (421). The upper end of the vertical rod (422) is connected to the crossbar (421), and the lower end of the vertical rod (422) is connected to the upper side of the placement plate (41). A strap (301) is connected between the shoulder strap (3) and the vertical rod (422). Several straps (301) are provided along the extension direction of the vertical rod (422), and one of the straps (301) is located on the lower side of the crossbar (421).

6. The dual-purpose handheld and backpack vacuum cleaner system as described in claim 5, characterized in that, The longitudinal bar (422) is inclined, and the plate of the placement plate (41) on the side away from the shoulder strap (3) forms an obtuse angle (A) with the longitudinal bar (422).

7. The handheld and backpack-style dual-purpose vacuum cleaner system as described in claim 6, characterized in that, The obtuse angle (A) is 95°-105°.

8. The dual-purpose handheld and backpack vacuum cleaner system as described in claim 1, characterized in that, The fastening strap (7) is provided with a first buckle (701), the back strap (3) is a double shoulder strap, the back strap (3) includes two shoulder straps (31) and a waist belt (32), a chest strap (33) is provided between the two shoulder straps (31), a second buckle (321) is provided on the waist belt (32), and a third buckle (331) is provided on the chest strap (33).

9. The dual-purpose handheld and backpack vacuum cleaner system as described in claim 1, characterized in that, The vacuum cleaner body (5) is provided with a handle (502) on the upper part.

10. The handheld and backpack dual-purpose vacuum cleaner system as described in any one of claims 1-9, characterized in that, The vacuum cleaner fitting includes a first vacuum cleaner pipe (61), a second vacuum cleaner pipe (62), and a vacuum cleaner head (63). The connecting pipe (501) is connected to the vacuum cleaner head (63) via the first vacuum cleaner pipe (61) or the second vacuum cleaner pipe (62). The first vacuum cleaner pipe (61) is a rigid connecting pipe. The second vacuum cleaner pipe (62) includes a first rigid pipe (621), a second rigid pipe (622), and a flexible pipe connecting the first rigid pipe (621) and the second rigid pipe (622). Pipe (623); When the connecting pipe (501) and the vacuum head (63) are connected through the first vacuum pipe (61), the upper and lower ends of the first vacuum pipe (61) are respectively inserted into the connecting pipe (501) and the vacuum head (63); When the connecting pipe (501) and the vacuum head (63) are connected through the second vacuum pipe (62), the upper and lower ends of the second vacuum pipe (62) are respectively inserted into the connecting pipe (501) and the vacuum head (63).

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