CN216797522U - Conductive suction tube for dust collector - Google Patents
Conductive suction tube for dust collector Download PDFInfo
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- CN216797522U CN216797522U CN202123072140.4U CN202123072140U CN216797522U CN 216797522 U CN216797522 U CN 216797522U CN 202123072140 U CN202123072140 U CN 202123072140U CN 216797522 U CN216797522 U CN 216797522U
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Abstract
A conductive suction pipe for a dust collector comprises an outer pipe, an inner pipe, a plastic joint and a power supply lead, wherein the inner pipe is sleeved inside the outer pipe, two ends of the inner pipe and the outer pipe are fixedly connected with the plastic joint, and a first geometric center of the outer pipe and a second geometric center of the outer pipe are arranged in parallel along the length direction of the conductive suction pipe and have an eccentric value; an accommodating space is formed between the inner wall of the outer pipe and the outer wall of the inner pipe, and the power supply lead is axially arranged in a penetrating mode from the accommodating space. The scheme adopts a pipe sleeving structure with two single cavities so as to solve the supporting and force arm effects of the conductive dust absorption pipe, the dust absorption pipeline channel effect and the power supply lead through connection effect; each area has relatively independent functions and a simple structure, the processing difficulty of the die is reduced to the maximum extent, and the yield of products is improved, so that the manufacturing cost of the products is greatly reduced. The inner pipe is used for providing a dust suction pipeline, so that friction suction of the inner wall is reduced during dust suction, air resistance is reduced, and the loss of suction energy is reduced.
Description
Technical Field
The utility model relates to the technical field of accessories of dust collectors, in particular to a conductive suction pipe for a dust collector.
Background
The dust collector generally comprises a dust collector main machine, a dust filter, a dust collecting barrel, a suction pipe, a floor brush suction head and the like, and the working principle of the dust collector is that a blade is driven by a motor to rotate at a high speed, instantaneous vacuum is generated inside a sealed shell, negative pressure difference is formed between the instantaneous vacuum and the external atmospheric pressure, air containing dust is sucked through the suction pipe under the action of the negative pressure difference, impurities such as the dust are retained in the dust collecting barrel after being filtered by the dust filter, the air after being filtered and purified is discharged from an air outlet of a fan. With the development of the technology of the dust collector and the development of market demands, the suction head of the floor brush needs to provide power for the rolling brush and the illumination, so that the suction pipe needs to be designed into a structure with a conductive function.
In the process of implementing the utility model, the inventor finds that the prior art has at least the following defects: 1. the arrangement increases the processing difficulty of the pipe body section, and the die heads of the two cavity pipes are easy to swing in the extrusion processing process, so that the feeding is unstable, the wall thickness of the pipe is uneven, the shape of the pipe is irregular, the yield of the product is greatly reduced, and the manufacturing cost of the product is increased; 2. if the cavity of the power lead is arranged on the inner side of the pipe body, a cavity is additionally arranged in the cavity of the dust collection pipeline, so that air flows to easily cause eddy current, wind resistance is increased, and energy loss of dust collection wind power is caused.
In view of the above, the present invention is directed to solving the above-mentioned problems of the prior art.
Disclosure of Invention
The utility model aims to provide a conductive suction pipe for a dust collector, which is used for solving the problems of high manufacturing difficulty, high cost, possible dust collection energy loss and the like of the conventional conductive suction pipe structure.
In order to achieve the purpose, the utility model adopts the technical scheme that: a conductive suction pipe for a dust collector comprises an outer pipe, an inner pipe, a plastic joint and a power supply lead; wherein the content of the first and second substances,
the outer pipe is a rigid tubular structure which is used for providing support and force arm functions and is provided with a hollow cavity, and the outer pipe is provided with a first geometric center in the axial direction;
the inner pipe is a tubular structure which is used for providing a dust absorption pipeline and is provided with a hollow cavity, and the inner pipe is provided with a second geometric center in the axial direction;
the plastic connectors are used for being fixed at two ends of the outer pipe and the inner pipe, one side of each plastic connector at the two ends is fixedly connected with the outer pipe and the inner pipe, the other side of each plastic connector is respectively provided with a female terminal socket and a male terminal plug which are used for communicating the circuit action between the main machine of the dust collector and the suction head of the floor brush, and the plastic connectors penetrate through a dust collection pipeline between the main machine of the dust collector and the suction head of the floor brush through the inner pipe;
the power supply lead is a conductive cable, one end of the power supply lead is connected with the female terminal socket, and the other end of the power supply lead is connected with the male terminal plug;
the conductive straw is configured to: the inner pipe is sleeved inside the outer pipe, two ends of the inner pipe and the outer pipe are fixedly connected with the plastic joint, a first geometric center of the outer pipe and a second geometric center of the outer pipe are arranged in parallel along the length direction of the conductive suction pipe, and an eccentric value is formed between the first geometric center and the second geometric center; an accommodating space is formed between the inner wall of the outer pipe and the outer wall of the inner pipe, and the power supply lead is axially arranged in a penetrating manner from the accommodating space.
The utility model is explained below:
1. in the technical scheme, a pipe sleeving structure with two single cavities is adopted to solve the supporting and force arm effects of the conductive dust collection pipe, the dust collection pipeline channel effect and the through connection effect of a power supply lead; each area has relatively independent function and simple structure, the processing difficulty of the die is reduced to the maximum extent, and the yield of products is improved, so that the manufacturing cost of the products is greatly reduced. The inner pipe is used for providing a dust absorption pipeline, so that the friction coefficient of the inner wall is reduced during dust absorption, the air resistance is reduced, and the energy loss of suction force is reduced to the maximum extent.
2. In the technical scheme, the inner pipe is a plastic extrusion profile, the shape of the inner pipe is circular, the inner pipe is optimally selected from plastic extrusion profiles such as ABS (acrylonitrile butadiene styrene), PVC (polyvinyl chloride) and the like, the circular pipe is adopted, the dust collection effect is highest, the air vortex generated by the circular pipeline is small, the friction coefficient of the inner wall is small, the air resistance is reduced to the maximum extent, and the loss of the suction energy is minimum.
3. In the technical scheme, the outer pipe is an aluminum alloy extruded section, the outer pipe is also a round pipe, deviation of the outer pipe and the inner pipe is convenient to set and standard in positioning, the aluminum alloy extruded section is adopted, and the aluminum alloy extruded section is light in weight and high in strength.
4. In the above technical scheme, the eccentricity between the first geometric center and the second geometric center is 1-3 mm, so that the gap of the accommodating space is enough for the power supply lead to pass through, and the cable can be suitable for conductive cables with common specifications in the market.
5. In the above technical solution, the receiving space formed between the inner wall of the outer tube and the outer wall of the inner tube has a maximum gap and a minimum gap when viewed in cross-sectional shape, and the power supply wire may be disposed between the maximum gap and the minimum gap, and preferably, the power supply wire is disposed at the maximum gap so as to match with reasonable structural arrangement of the vacuum cleaner.
6. In the technical scheme, the outer pipe and the inner pipe are both circular tubular structures; the outer diameter of the outer pipe is phi 32-phi 40 mm, and the wall thickness is 0.5-1.0 mm; the outer diameter of the inner pipe is phi 22-phi 30 mm, and the wall thickness is 0.5-1.0 mm; by adopting the arrangement, the vacuum cleaner is suitable for most of the vacuum cleaners in the market.
8. In the above technical solution, the outer tube and the joint are fixedly connected by a snap connection or a fastener, but the utility model is not limited thereto, and other known fixing methods may also be adopted for the fixed connection.
9. In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; they may be mechanically coupled, directly coupled, indirectly coupled through intervening media, coupled between two elements, or coupled in any other manner that does not materially affect the operation of the device, unless otherwise specifically limited. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
10. In the present invention, the terms "center", "front", "rear", "axial", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional arrangements shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
11. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Due to the application of the scheme, compared with the prior art, the utility model has the following advantages and effects: in the scheme of the utility model, a pipe sleeving structure with two single cavities is adopted to solve the supporting and force arm effects of the conductive dust collection pipe, the dust collection pipeline channel effect and the through connection effect of the power supply lead; each area has relatively independent function and simple structure, the processing difficulty of the die is reduced to the maximum extent, and the yield of products is improved, so that the manufacturing cost of the products is greatly reduced. The inner pipe is used for providing a dust absorption pipeline, so that friction suction of the inner wall is reduced during dust absorption, air resistance is reduced, and the loss of suction energy is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of a conductive suction pipe for a vacuum cleaner according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional structure of an embodiment of the present invention;
fig. 3 is a partially enlarged schematic view of an embodiment of the present invention.
The drawings are shown in the following parts:
1 outer tube
11 first geometric center
2 inner pipe
21 second geometric center
3 power supply lead
4 Plastic joint
41 junction part
411 outer edge projection
412 inner edge projection
413 pores
5 accommodating space
501 maximum clearance
502 minimum clearance point
e eccentricity value.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.
As shown in fig. 1 to 3, in order to design a suction pipe with a conductive function, an embodiment of the present invention provides a conductive suction pipe for a vacuum cleaner, including:
the outer tube 1, the outer tube 1 is a rigid tubular structure with a hollow cavity, the outer tube 1 has a first geometric center 11 located in the axial direction;
the inner pipe 2 is a tubular structure with a hollow cavity, and the inner pipe 2 is provided with a second geometric center 21 in the axial direction;
the plastic connectors 4 are fixed at two ends of the outer pipe 1 and the inner pipe 2, one side of each plastic connector 4 at the two ends is fixedly connected with the outer pipe 1 and the inner pipe 2, the other side of each plastic connector 4 is respectively provided with a female terminal socket and a male terminal plug which are used for communicating the circuit action between the main machine of the dust collector and the suction head of the floor brush, and the plastic connectors penetrate through a dust collection pipeline between the main machine of the dust collector and the suction head of the floor brush through the inner pipe 2 (the main machine of the dust collector and the suction head of the floor brush are dust collector components and are not shown in the attached drawing);
a power supply lead 3, wherein the power supply lead 3 is a conductive cable, one end of the power supply lead 3 is connected with a female terminal socket, and the other end of the power supply lead is connected with a male terminal plug (the female terminal socket and the male terminal plug are not shown in the drawing);
the conductive straw is configured to: the inner pipe 2 is sleeved inside the outer pipe 1, two ends of the inner pipe 2 and the outer pipe 1 are fixedly connected with the plastic joint 4, a first geometric center 11 of the outer pipe 1 and a second geometric center 21 of the outer pipe 1 are arranged in parallel along the length direction of the conductive straw, and an eccentric value is arranged between the first geometric center 11 and the second geometric center 21; an accommodating space 5 is formed between the inner wall of the outer tube 1 and the outer wall of the inner tube 2, and the power supply lead 3 is axially arranged in a penetrating manner from the accommodating space 5.
Through the implementation of the embodiment, a pipe sleeving structure with two single cavities is adopted, so that the supporting and force arm functions of the conductive dust collection pipe and the dust collection pipeline channel function are solved, and the power supply lead 3 is communicated; each area has relatively independent function and simple structure, the processing difficulty of the die is reduced to the maximum extent, and the yield of products is improved, so that the manufacturing cost of the products is greatly reduced. The inner pipe 2 is used for providing a dust absorption pipeline, so that the friction suction of the inner wall is reduced during dust absorption, the air resistance is reduced, and the loss of suction energy is reduced.
More specific embodiments of the present invention are described in detail below:
as shown in fig. 1, the outer tube 1 is a tubular structure for providing support and moment arm function and having a hollow cavity, and the outer tube 1 has a first geometric center 11 located in an axial direction; specifically, the outer pipe 1 is an aluminum alloy extruded section, the outer pipe 1 is also a round pipe, the deviation arrangement of the outer pipe 1 and the inner pipe 2 is convenient, the positioning standard is high, and the aluminum alloy extruded section is adopted, so that the weight is light and the strength is high; preferably, the outer diameter of the outer pipe 1 is phi 32-phi 40 mm, and the wall thickness is 0.5-1.0 mm; the outer pipe 1 is a rigid pipe, the best material is plastic extrusion section materials such as ABS, PVC and the like, the shape can be diversified, and the best material is an aluminum alloy extrusion section material; the best shape is round, but the embodiment of the utility model is not limited to this, the shape of the outer tube 1 can also be oval, rectangle and other shapes of common suction pipes of vacuum cleaners;
the inner pipe 2 is a tubular structure which is used for providing a dust absorption pipeline and is provided with a hollow cavity, and the inner pipe 2 is provided with a second geometric center 21 in the axial direction; specifically, the inner tube 2 is a plastic extruded section, the shape of the inner tube 2 is circular, wherein the inner tube 2 is optimally selected from plastic extruded sections such as ABS, PVC and the like, and a circular tube is adopted, so that the dust collection efficiency is highest, the air vortex generated by a circular pipeline is small, the friction coefficient of the inner wall is small, the air resistance is reduced to the maximum extent, and the loss of the suction energy is minimized; preferably, the outer diameter of the inner tube 2 is phi 22-phi 30 mm, and the wall thickness is 0.5-1.0 mm; the best material of the inner pipe 2 is plastic extrusion section materials such as ABS, PVC and the like, and the best shape is a circle, but the embodiment of the utility model is not limited by the above, and the shape of the inner pipe 2 can also be an ellipse, a rectangle and other shapes of common suction pipes of dust collectors;
the plastic connectors 4 are structures for being fixed at two ends of the outer pipe 1 and the inner pipe 2, one sides of the plastic connectors 4 at the two ends are fixedly connected with the outer pipe 1 and the inner pipe 2, the other sides are respectively provided with a female terminal socket and a male terminal plug for communicating the circuit action between the main machine of the dust collector and the suction head of the floor brush, and the plastic connectors penetrate through a dust collection pipeline between the main machine of the dust collector and the suction head of the floor brush through the inner pipe 2; specifically, the outer tube 1 and the joint are connected through a buckle or a fastener.
The power supply lead 3 is a conductive cable, one end of the power supply lead 3 is connected with the female terminal socket, and the other end of the power supply lead is connected with the male terminal plug;
the conductive straw is configured to: the inner pipe 2 is sleeved inside the outer pipe 1, two ends of the inner pipe 2 and the outer pipe 1 are fixedly connected with the plastic connector 4, a first geometric center 11 of the outer pipe 1 and a second geometric center 21 of the outer pipe 1 are arranged in parallel along the length direction of the conductive straw, an eccentricity value e is arranged between the first geometric center 11 and the second geometric center 21, and specifically, the eccentricity value e between the first geometric center 11 and the second geometric center 21 is 1-3 mm, so that a gap of the accommodating space 5 is enough for a power supply wire 3 to pass through, and the conductive cable can be suitable for conductive cables of common specifications on the market; an accommodating space 5 is formed between the inner wall of the outer tube 1 and the outer wall of the inner tube 2, the power supply lead 3 is axially arranged in a penetrating manner from the accommodating space 5, specifically, the accommodating space 5 formed between the inner wall of the outer tube 1 and the outer wall of the inner tube 2 has a maximum gap 501 and a minimum gap 502 when viewed from the cross section, the power supply lead 3 can be arranged between the maximum gap 501 and the minimum gap 502, and preferably, the power supply lead 3 is arranged at the maximum gap 501, so that the reasonable structure arrangement of the dust collector is matched.
In practical applications, there are a great variety of designs for the connection of the plastic joint 4 and the outer pipe 1 and the inner pipe 2, and the structure of one of the plastic joints 4 is exemplified herein: as shown in fig. 3, in one embodiment, two of the joints at two ends of the outer pipe 1 and the inner pipe 2 have a combining part 41 symmetrically arranged with respect to the center of the length of the electric conduction pipette, an outer edge protrusion 411 for sleeving the outer pipe 1 and an inner edge protrusion 412 for sleeving the inner pipe 2 are arranged on the combining part 41, and an aperture 413 for passing out the power supply lead 3 is arranged between the outer edge protrusion 411 and the inner edge protrusion 412 on the joint. It should be understood that the above embodiment is only illustrative of one possible structure of the plastic joint 4, and since the main point of the claims in this application is not here, the other structures and shapes of the plastic joint 4 will not be described in detail.
The above embodiments are only for illustrating the technical idea and features of the present invention, and the purpose of the present invention is to enable those skilled in the art to understand the content of the present invention and implement the present invention, and not to limit the protection scope of the present invention by this means. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (8)
1. The conductive suction pipe for the dust collector is characterized by comprising an outer pipe (1), an inner pipe (2), a plastic joint (4) and a power supply lead (3); wherein, the first and the second end of the pipe are connected with each other,
the outer pipe (1) is a rigid tubular structure which is used for providing support and moment arm functions and is provided with a hollow cavity, and the outer pipe (1) is provided with a first geometric center (11) in the axial direction;
the inner pipe (2) is a tubular structure which is used for providing a dust suction pipeline and is provided with a hollow cavity, and the inner pipe (2) is provided with a second geometric center (21) in the axial direction;
the plastic connectors (4) are structures for being fixed at two ends of the outer pipe (1) and the inner pipe (2), one sides of the plastic connectors (4) at the two ends are fixedly connected with the outer pipe (1) and the inner pipe (2), the other sides are respectively provided with a female terminal socket and a male terminal plug for communicating the circuit action between the main machine of the dust collector and the suction head of the floor brush, and the plastic connectors penetrate through a dust collection pipeline between the main machine of the dust collector and the suction head of the floor brush through the inner pipe (2);
the power supply lead (3) is a conductive cable, one end of the power supply lead (3) is connected with the female terminal socket, and the other end of the power supply lead is connected with the male terminal plug;
the conductive straw is configured to: the inner pipe (2) is sleeved inside the outer pipe (1), two ends of the inner pipe (2) and the outer pipe (1) are fixedly connected with the plastic joint (4), a first geometric center (11) of the outer pipe (1) and a second geometric center (21) of the outer pipe (1) are arranged in parallel along the length direction of the conductive suction pipe, and an eccentric value is arranged between the first geometric center (11) and the second geometric center (21); an accommodating space (5) is formed between the inner wall of the outer tube (1) and the outer wall of the inner tube (2), and the power supply lead (3) is axially arranged in a penetrating manner from the accommodating space (5).
2. The electrically conductive suction pipe for vacuum cleaner as claimed in claim 1, wherein: the inner pipe (2) is a plastic extrusion section, and the shape of the inner pipe (2) is circular.
3. The electrically conductive suction pipe for vacuum cleaner as claimed in claim 1, wherein: the outer pipe (1) is an aluminum alloy extruded section.
4. The electrically conductive suction pipe for vacuum cleaner as claimed in claim 1, wherein: the eccentricity value between the first geometric center (11) and the second geometric center (21) is 1-3 mm.
5. The electrically conductive suction pipe for vacuum cleaner as claimed in claim 1, wherein: the containing space (5) formed between the inner wall of the outer pipe (1) and the outer wall of the inner pipe (2) has a maximum gap (501) and a minimum gap (502) when viewed from the cross-sectional shape.
6. The electrically conductive suction hose for vacuum cleaners as claimed in claim 5, wherein: the power supply conductor (3) is arranged at the maximum gap (501).
7. The electrically conductive suction pipe for vacuum cleaner as claimed in claim 1, wherein: the outer pipe (1) and the inner pipe (2) are both circular tubular structures; the outer diameter of the outer pipe (1) is phi 32-phi 40 mm, and the wall thickness is 0.5-1.0 mm; the outer diameter of the inner tube (2) is phi 22-phi 30 mm, and the wall thickness is 0.5-1.0 mm.
8. The electrically conductive suction pipe for vacuum cleaner as claimed in claim 1, wherein: the outer pipe (1) and the plastic joint (4) are fixedly connected through a buckle or a fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123072140.4U CN216797522U (en) | 2021-12-08 | 2021-12-08 | Conductive suction tube for dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123072140.4U CN216797522U (en) | 2021-12-08 | 2021-12-08 | Conductive suction tube for dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216797522U true CN216797522U (en) | 2022-06-24 |
Family
ID=82051311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123072140.4U Active CN216797522U (en) | 2021-12-08 | 2021-12-08 | Conductive suction tube for dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216797522U (en) |
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2021
- 2021-12-08 CN CN202123072140.4U patent/CN216797522U/en active Active
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