Suction-adjustable dust collection pipe fitting structure

Abstract

The utility model discloses a dust suction pipe fitting structure with adjustable suction force, and relates to the technical field of dust suction, the dust suction pipe fitting structure comprises a connecting main body and a suction pipe, the connecting main body comprises a dust inlet end and a dust outlet end, one end of the suction pipe is communicated with the dust inlet end of the connecting main body, the side wall of the connecting main body is provided with an exhaust hole, and the exhaust hole is communicated with the dust outlet end of the connecting main body. A suction adjusting valve matched with the exhaust hole is movably installed on the side wall of the connecting body. The exhaust hole is formed in the connecting main body, the suction adjusting valve is matched, suction can be adjusted when the dust collector sucks dust by changing the position of the suction adjusting valve, the structure is simple, operation is convenient and fast, the suction pipe is adopted at the dust collection end for dust collection, and particularly the suction pipe with a small caliber is designed for dust collection. The problem that dust in dead corners or gaps cannot be sucked by dust collectors on the market can be solved, the suction pipe with the small caliber does not need to move away objects for dust collection, the objects are prevented from being adsorbed, and use is convenient and fast.

Description

TECHNICAL FIELD

[0001] The utility model relates to dust absorption technical field especially relates to a dust absorption pipe fitting structure of adjustable suction force. BACKGROUND

[0002] Dust collector can be divided into vertical, horizontal and portable according to structure, and the working principle of dust collector is that air negative pressure is generated in the sealed shell by using motor to drive blade high-speed rotation, and dust is sucked, according to different dust absorption scene, the existing dust collector is adjustable suction force, and the adjustable mode includes gear position adjustable type and mechanical adjustment type, gear position adjustable type needs to realize by hardware and software cooperation, and the existing mechanical adjustment type is also relatively complex in structure, and there are defects of high research and development production cost and invariable operation.

[0003] For example, the existing patent document application No. 2021233334070 discloses a suction force adjustable dust collector nozzle, which comprises a body and a suction port arranged at one end of the body, characterized in that: a wind adjusting assembly is rotatably arranged on the body and located at the suction port, which is used to change the size of the suction port when the wind adjusting assembly rotates, a adjusting push button is slidably arranged on the body, the adjusting push button is in transmission connection with the wind adjusting assembly, which is used to convert the linear motion of the adjusting push button into the rotary motion of the wind adjusting assembly, and a multi-gear switching device is further arranged on the body, which is used to limit the wind adjusting assembly at different positions. It adopts mechanical adjustment mode, specifically, the linear motion of the adjusting push button is converted into rotary motion of the wind adjusting assembly through the transmission assembly, and the multi-gear switching device is further included to realize multi-gear adjustment, and the design structure is complex, the manufacturing cost is high, and the convenience degree of adjustment mode also has improvement space.

[0004] Therefore, it is necessary to provide a suction force adjustable dust absorption pipe fitting structure to solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at providing a suction force adjustable dust absorption pipe fitting structure to solve the problems in the background art.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a suction force adjustable dust absorption pipe fitting structure, which comprises a connecting main body and a suction pipe, the connecting main body comprises a dust inlet end and a dust outlet end, one end of the suction pipe is connected in communication with the dust inlet end of the connecting main body, an exhaust hole is formed in the side wall of the connecting main body, and a suction force adjusting valve matched with the exhaust hole is movably installed on the side wall of the connecting main body.

[0007] Optionally, the suction force adjusting valve is in a semi-ring structure, the suction force adjusting valve is rotatably installed on the outer side wall of the connecting main body for covering the exhaust hole, and the rotation axis of the suction force adjusting valve is coaxial with the axis thereof.

[0008] Optionally, the suction force adjusting valve is attached to the outer sidewall of the connecting body, and both ends of the suction force adjusting valve are provided with limiting beads and are in an integral structure with the connecting body for limiting the suction force adjusting valve.

[0009] Optionally, the outer wall of the suction force adjusting valve is provided with a plurality of anti-skid edges in an integral structure with the suction force adjusting valve.

[0010] Optionally, the dust outlet end of the connecting body is detachably provided with a multipurpose joint.

[0011] Optionally, the suction pipe is provided in a plurality of and in a combined manner.

[0012] Optionally, a suction pipe support is further provided, a plurality of through holes are formed in the suction pipe support, the plurality of suction pipes are inserted into the suction pipe support through the through holes and are fixed by epoxy resin, and the suction pipes are connected to the dust inlet end of the connecting body through the suction pipe support.

[0013] Optionally, the plurality of suction pipes are externally provided with a sheath.

[0014] The technical effects and advantages of the present application are as follows:

[0015] 1. The present application is provided with an exhaust hole in the connecting body, and is adapted to the suction force adjusting valve, so that the suction force can be adjusted when the dust collector is used for dust collection, and the structure is simple and the operation is convenient and fast.

[0016] 2. The dust collection end of the present application is provided with a suction pipe for dust collection, and according to the specific use scene, a small-diameter suction pipe is designed for dust collection, which can solve the problem of dust collection in the dead angle or gap of the dust collector on the market, and the small-diameter suction pipe does not need to be removed for dust collection when it is used for dust collection, thereby avoiding the adsorption of objects and being convenient and fast to use. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a whole vertical structure schematic view of the present application.

[0018] Figure 2 It is a whole main view structure schematic view of the present application.

[0019] Figure 3 It is a whole explosion structure schematic view of the present application.

[0020] Figure 4 It is a split structure schematic view of the connecting body and the suction force adjusting valve of the present application.

[0021] Figure 5 It is a split structure schematic view of the connecting body and the multipurpose joint of the present application.

[0022] Figure 6The utility model discloses a straw split structure schematic diagram.

[0023] Figure 7 The utility model discloses a straw support vertical structure schematic diagram.

[0024] Figure 8 The utility model discloses a straw and connecting main body installation sectional structure schematic diagram.

[0025] In the figure: 1, connecting main body;2, straw;3, multipurpose joint;4, exhaust hole;5, suction force regulating valve;6, limit beam;7, antiskid edge;8, straw support;9, epoxy resin;10, through -hole;11, flared;12, sheath. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be apparently and completely described below with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative efforts fall within the protection scope of the utility model.

[0027] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and not for indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore can not be understood as a limitation on the utility model.

[0028] In the utility model, unless otherwise explicitly specified and limited, the terms "arrange", "install", "connect", "connect", "fix" and other terms should be understood in a broad sense, for example, can be fixedly connected, can be detachably connected, can be mechanically connected, can be directly connected, or indirectly connected through an intermediate medium. For the person skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0029] In addition, the terms "first", "second", "third", "fourth", "fifth", "sixth", "seventh" and "eighth" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implying the number of the technical features indicated. Therefore, the features defined as "first", "second", "third", "fourth", "fifth", "sixth", "seventh" and "eighth" can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "multiple" is two or more than two, unless otherwise explicitly specified.

[0030] As shown in Figures 1-8 According to the embodiment of the utility model, a dust suction pipe structure with adjustable suction force is provided, which comprises a connecting main body 1 and a suction pipe 2. The connecting main body 1 comprises a dust inlet end and a dust outlet end, both of which are open. One end of the suction pipe 2 is connected in communication with the dust inlet end of the connecting main body 1. An exhaust hole 4 is formed in the side wall of the connecting main body 1. A suction force adjusting valve 5 adapted to the exhaust hole 4 is movably installed on the side wall of the connecting main body 1. The suction force adjusting valve 5 is used to adjust the area covering the exhaust hole 4 to realize the adjustment of the suction force during dust suction.

[0031] As shown in Figure 4 The suction force adjusting valve 5 is in a semi-ring structure and is rotatably installed on the outer side wall of the connecting main body 1 to cover the exhaust hole 4. The rotation axis of the suction force adjusting valve 5 is coaxial with its axis. The exhaust hole 4 is in a long strip type through hole. The rotation of the suction force adjusting valve 5 can fully cover the exhaust hole 4 or fully expose the exhaust hole 4. The increase of the area of the exhaust hole 4 covered by the suction force adjusting valve 5 enhances the dust suction force.

[0032] The embodiment is further limited in that the inner wall of the suction force adjusting valve 5 is a smooth surface. The suction force adjusting valve 5 is fitted on the outer side wall of the connecting main body 1. The fitting contact surface between the connecting main body 1 and the suction force adjusting valve 5 is also a smooth surface. The outer side wall of the connecting main body 1 is provided with two limiting beads 6. The limiting beads 6 are in an integral structure with the connecting main body 1 and are arranged on both sides of the exhaust hole 4. The suction force adjusting valve 5 is arranged between the two limiting beads 6. The two limiting beads 6 limit the installation of the suction force adjusting valve 5.

[0033] The outer wall of the suction force adjusting valve 5 is provided with a plurality of anti-skid ribs 7. The length direction of the anti-skid ribs 7 is parallel to the axis of the suction force adjusting valve 5. The plurality of anti-skid ribs 7 are evenly arranged along the peripheral surface of the suction force adjusting valve 5. The anti-skid ribs 7 are in an integral structure with the suction force adjusting valve 5. The anti-skid ribs 7 are provided to prevent slipping.

[0034] As shown in Figure 5 The dust outlet end of the connecting main body 1 is detachably installed with a multipurpose joint 3. The detachable installation of the multipurpose joint 3 includes but is not limited to plug-in connection. The shape of the multipurpose joint 3 is not limited. Different shapes of the multipurpose joint 3 can be replaced. The multipurpose joint 3 is used to adapt to various dust collectors on the market. The multipurpose joint 3 is connected as a transfer joint to the dust suction input end of the dust collector.

[0035] As shown in Figure 6 and7 As shown: the suction pipe 2 is set as a plurality of and combined, the output end of the plurality of suction pipes 2 is fixed by the suction pipe support 8, the suction pipe support 8 is a sleeve structure, one end of the suction pipe support 8 is sealed and a plurality of through holes 10 are arranged on the sealed end face, the plurality of suction pipes 2 are inserted and extended into the inner cavity of the suction pipe support 8 through the plurality of through holes 10, and the inner cavity of the suction pipe support 8 is filled with epoxy resin 9 for fixing the inserted suction pipe 2.

[0036] The embodiment is further limited: the suction pipe 2 is a cylindrical tubular structure, the inner wall of the suction pipe 2 is a smooth surface, and the suction pipe 2 is made of PP or PA plastic extrusion molding, the outer diameter value of the suction pipe 2 is 2.5-3.5mm, and the inner diameter value is 1.8-3.0mm, and the aperture size of the suction pipe 2 can be adjusted within the interval range according to requirements, since the suction pipe 2 is made of PP or PA plastic and the pipe diameter size is small, manual pressure can be applied during use to bend the suction pipe 2, and dust in gaps, dead angles or corner positions that cannot be sucked by ordinary vacuum cleaners can be sucked, and single or multiple suction pipes 2 can be used according to the size of the gap, the pipe diameter size of the suction pipe 2 is small, and the dust is sucked without moving the objects, for example: when cleaning the dust in the drawer, the daily necessities in the drawer do not need to be removed, and the large pipe opening of the conventional vacuum cleaner is avoided to suck the daily necessities into the garbage can.

[0037] The input end of the suction pipe 2 adopts a necking process, specifically, the input end of the suction pipe 2 is cut by a jig to apply pressure and heat, so that the input end of the suction pipe 2 is reduced and then cut off, and in the process of use, dust and garbage with a width greater than the inner diameter value of the suction pipe 2 is filtered out to prevent the garbage from blocking the inside of the suction pipe 2 and causing the suction pipe 2 to be blocked.

[0038] As shown: Figure 2 It also includes a sheath 12, the sheath 12 is used to cover the outside of the plurality of suction pipes 2 for concentrating the plurality of suction pipes 2, preventing the suction pipe 2 from being folded due to excessive pressure during use, and specifically, the sheath 12 is adjusted to the appropriate position by moving along the length direction of the suction pipe 2 or removing the sheath 12 to concentrate the plurality of suction pipes 2, or the plurality of suction pipes 2 are concentrated in the single or small amount of suction pipe 2 use state to cancel the concentration of the plurality of suction pipes 2, which is convenient for bending the suction pipe 2 to an appropriate angle, and has a wide range of use.

[0039] As shown: Figure 7 and 8As shown: The outer wall of the straw support 8 is provided with an extended edge 11. The extended edge 11 and the straw support 8 are an integral structure. When the straw 2 is installed, the end of the straw 2 away from the straw support 8 is inserted into the connecting body 1 from the dust outlet end and extends out from the dust inlet end of the connecting body 1. The outermost straw 2 of the multiple straws 2 is in contact with the inner wall of the dust inlet end of the connecting body 1. The inner cavity space of the connecting body 1 and the inner diameter of the dust outlet end are larger than the inner diameter of the dust inlet end of the connecting body 1, so that the straw support 8 can be inserted into the inner cavity of the connecting body 1 and confined within the connecting body 1. When the straw support 8 is pulled to the dust inlet end of the connecting body 1, the outer side of the extended edge 11 is in contact with the inner cavity wall of the connecting body 1 to ensure the stability of the straw support 8 after installation. The straw support 8 is detachable or fixedly installed in the inner cavity of the connecting body 1 by means of buckles, ultrasound, glue, etc.

[0040] This embodiment further specifies that: the exhaust hole 4 is provided with a dust-blocking structure, which includes, but is not limited to, using a dust-blocking mesh, to ensure air permeability while preventing dust from being discharged from the exhaust hole 4.

[0041] It should be noted that all components in this embodiment are made of insulating materials, such as plastic, to avoid the risk of electric shock.

[0042] Finally, it should be noted that the above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A suction force adjustable dusting tube structure, characterized by, Including connecting main body (1) and suction tube (2), the connecting main body (1) includes the dust end and the dust end, one end of the suction tube (2) is connected with the dust end of the connecting main body (1), the side wall of the connecting main body (1) is provided with exhaust hole (4), the side wall of the connecting main body (1) is movably installed with the suction force regulating valve (5) matched with the exhaust hole (4).

2. A suction force adjustable suction tube structure according to claim 1, characterized in that: The suction force regulating valve (5) is a half ring structure, the suction force regulating valve (5) is rotatably installed on the outer side wall of the connecting main body (1) for covering the exhaust hole (4), and the rotation axis of the suction force regulating valve (5) is coaxial with the axis.

3. A suction force adjustable suction tube structure according to claim 2, characterized in that: The suction force regulating valve (5) is fitted on the outer side wall of the connecting main body (1), both ends of the suction force regulating valve (5) are provided with limiting beads (6) and are integrated with the connecting main body (1) for limiting the suction force regulating valve (5).

4. A suction force adjustable suction tube structure according to claim 2, characterized in that: The outer wall of the suction force regulating valve (5) is provided with a plurality of anti-skid edges (7), and the anti-skid edges (7) are integrated with the suction force regulating valve (5).

5. A suction force adjustable suction tube structure according to claim 1, characterized in that: The dust outlet end of the connecting main body (1) is detachably installed with a multipurpose joint (3).

6. A suction force adjustable suction tube structure according to claim 1, characterized in that: The suction tube (2) is provided as a plurality of and is combined.

7. A suction force adjustable suction tube structure according to claim 6, characterized in that: Also including suction tube support (8), a plurality of through holes (10) are formed in the suction tube support (8), a plurality of the suction tube (2) are inserted with the suction tube support (8) through a plurality of the through holes (10) and are fixed by epoxy resin (9), and the suction tube (2) is connected with the dust inlet end of the connecting main body (1) through the suction tube support (8).

8. A suction force adjustable suction tube structure according to claim 6, characterized in that: The outer part of the plurality of suction tubes (2) is sleeved with a sheath (12).

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