CN218606362U

CN218606362U - Negative pressure dust suction device

Info

Publication number: CN218606362U
Application number: CN202222824183.1U
Authority: CN
Inventors: 王科钧
Original assignee: Jiangsu Huama Heavy Industry Technology Co ltd
Current assignee: Jiangsu Huama Heavy Industry Technology Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-03-14
Anticipated expiration: 2032-10-26

Abstract

The application discloses negative pressure dust extraction belongs to industry dust absorption technical field. Mainly including installing the control tube on dust extraction, the dead lever is connected in another tip of control tube, the tip swing joint of dead lever has the sealing member, the chock plug is installed towards a terminal surface of dead lever to the sealing member, the inside of chock plug and dead lever cooperation installation and can block the dead lever into, when not using dust extraction, install the sealing member on the tip of dead lever, make the chock plug fill in the dead lever, seal the dead lever, and the fixture block card is gone into to the block inslot, improve the leakproofness of the takeover joint department in the dead lever, first thread groove has been seted up to the end connection department of dead lever, the block groove has been seted up to the inboard of first thread groove, be equipped with the fixture block on the chock plug, the fixture block is connected with the cooperation of block groove.

Description

Negative pressure dust suction device

Technical Field

The application relates to the technical field of industrial dust collection, in particular to a negative pressure dust collection device.

Background

The working principle of the industrial negative pressure dust collector is that a motor of the dust collector rotates at a high speed, air is sucked from a suction inlet, a dust box generates certain vacuum, dust enters a dust filtering bag in the dust box through a cleaning opening, connecting pipes, a handle, a hose and a main suction pipe, the dust is left in the dust filtering bag, and because the dust collectors used in the industry are large-scale instruments and are provided with a plurality of groups of dust collecting connecting pipes, a plurality of connecting pipes are closed when not used, and the connecting pipes are kept to be strictly sealed.

Through search, for example, chinese patent publication No. CN217310092U discloses an industrial dust collecting device technology, which has high vacuum degree, long suction distance, large cleaning particles, high dust collecting efficiency, and can effectively prevent secondary pollution, but in this patent, the sealing performance of a connecting pipe joint is poor when a plurality of connecting pipes are not used, air leakage and other situations can occur, which affects the operating efficiency of the connecting pipe in normal use, so that the operation of a negative pressure cleaning system is poor, and therefore, it is necessary to provide a negative pressure dust collecting device to solve the above problems.

It is noted that the above information disclosed in this background section is only for background purposes in understanding the inventive concept and, therefore, it may contain information that does not constitute prior art.

Disclosure of Invention

Based on the above problems in the prior art, the embodiments of the present application are directed to: the negative pressure dust suction device achieves the effect of improving the sealing performance of the joint of the connecting pipe when the connecting pipe is not used.

The technical scheme adopted by the application for solving the technical problem is as follows: a negative pressure dust suction device comprises an adjusting pipe arranged on the dust suction device;

the dead lever, the dead lever is connected in another tip of regulation pipe, its characterized in that: the end part of the fixed rod is movably connected with a sealing element, one end face of the sealing element, facing the fixed rod, is provided with a plug head, and the plug head is matched with the fixed rod and can be clamped into the fixed rod;

when the dust collection device is not used, the sealing element is arranged at the end part of the fixed rod, the plug head is plugged into the fixed rod to seal the fixed rod, and the clamping block is clamped into the clamping groove to improve the sealing property of the joint of the connecting pipe in the fixed rod.

The end part connecting part of the fixing rod is provided with a first thread groove, the inner side of the first thread groove is provided with a clamping groove, the plug head is provided with a clamping block, and the clamping block is connected with the clamping groove in a matched mode.

Further, the lower extreme of dead lever is installed and is cleaned the mouth, the connecting port department of cleaning the mouth installs the connecting piece, the connecting piece is installed with the lower tip cooperation of dead lever.

Furthermore, a second thread groove is formed in the connecting end of the cleaning opening, a fixing ring is fixed on the first thread groove and the second thread groove in a threaded manner, and the fixing ring is used for fixing the fixing rod and the cleaning opening in a threaded manner.

Furthermore, a raised head is arranged on the connecting piece, and the raised head is matched and connected with the clamping groove and improves the clamping degree of installation.

Furthermore, a pull ring is arranged on one end face, away from the fixing rod, of the sealing element, and the pull ring is used for conveniently controlling the sealing element.

The beneficial effect of this application is: the application provides a pair of negative pressure dust extraction, through being provided with the chock plug, install the sealing member on the tip of dead lever, make the chock plug fill in the dead lever, improve the leakproofness that the takeover in the dead lever connects the department, do not influence all the other takeover normal operating efficiency, when needing the dust absorption, outwards pull out the sealing member through the pull ring this moment, install the retainer plate on the second thread groove earlier again, go into the connecting piece card again to the dead lever in, the completion is changed cleaning mouthful installation, conveniently carry out the dust absorption.

In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are included to illustrate an exemplary embodiment of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of an embodiment of a vacuum cleaner;

FIG. 2 is an exploded view of the connection of the purge port of FIG. 1;

FIG. 3 is an enlarged view of area A of FIG. 2;

FIG. 4 is a schematic view of the sealing principle of the sealing member of FIG. 2;

wherein, in the figures, the respective reference numerals:

1. an adjustment tube; 2. fixing the rod; 21. a first thread groove; 22. a seal member; 23. a plug head; 24. a clamping block; 3. a cleaning port; 31. a second thread groove; 32. a connecting member; 33. a raised head; 4. a stationary ring; 5. a holding part.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

In order to make those skilled in the art better understand the technical solutions of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances for describing embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

As shown in fig. 1-4, the present application provides a negative pressure dust suction device, including multiple groups of regulating pipes 1, multiple groups of regulating pipes 1 are used for connecting industrial dust suction equipment (not shown), in this patent, only one group of regulating pipe 1 is shown, another port of regulating pipe 1 is fixedly connected with a fixing rod 2, a connection pipe is arranged in fixing rod 2, the lower port of fixing rod 2 is connected with a cleaning opening 3, a holding part 5 is fixedly arranged at the joint of fixing rod 2 and regulating pipe 1, a user can hold holding part 5 in the operation process to conveniently adjust the position direction of fixing rod 2 and cleaning opening 3, in this embodiment, cleaning opening 3 can be detached.

First thread groove 21 has been seted up to the lower end head junction of dead lever 2, as shown in fig. 3, and the lower extreme swing joint of dead lever 2 has sealing member 22, sealing member 22 has chock plug 23 towards the one end fixed mounting of dead lever 2, in this embodiment, chock plug 23 sets up to the rubber material to go into the inside of dead lever 2, when cleaning opening 3 when dismantling, go into chock plug 23 card this moment to dead lever 2 in, keep the strict seal of link, improve cleaning system's operating stability.

The clamping groove is formed in the inner side of the first thread groove 21 of the fixing rod 2, the plug 23 is fixedly provided with the clamping block 24, and when the plug 23 is clamped into the fixing rod 2, the stability of the plug 23 connected with the fixing rod 2 is improved through the matching between the clamping block 24 and the clamping groove.

The end of the sealing element 22 facing away from the fixing rod 2 is provided with a pull ring to facilitate opening of the sealing element 22.

The connecting end of the cleaning opening 3 is provided with a second thread groove 31, and the end opening is provided with a connecting piece 32, in this embodiment, the connecting piece 32 is made of elastic rubber, the connecting piece 32 is sleeved in the fixing rod 2, and the connecting piece 32 is provided with a raised head 33, when the connecting piece 32 is clamped in the fixing rod 2, the raised head 33 is clamped in the clamping groove and is matched with the clamping groove.

The first thread groove 21 and the second thread groove 31 are both screwed with the fixing ring 4.

In the present embodiment, the connecting ends of the plural types of cleaning ports 3 to which the fixing lever 2 is connected and engaged are all provided in the same manner, and the plural types of cleaning ports 3 are, for example: a plurality of cleaning openings 3 such as floor brush suction heads, flat suction heads, round suction heads and the like.

Example (b): when the dust suction device is not used, the sealing element 22 is arranged on the end part of the fixing rod 2, the plug 23 is plugged into the fixing rod 2 to seal the fixing rod 2, and the fixture block 24 is clamped into the fixture groove to improve the sealing performance of the joint of the connecting pipe in the fixing rod 2.

When needing the dust absorption, outwards pull out sealing member 22 through the pull ring this moment, install retainer plate 4 on second thread groove 31 earlier again, go into the connecting piece 32 card again to dead lever 2 in, upwards rotate retainer plate 4 this moment until with first thread groove 21 complete meshing, accomplish the installation to cleaning opening 3, conveniently carry out the dust absorption.

When changing the scavenge port 3, on the same reason, dismantle old scavenge port 3, install new scavenge port 3 to dead lever 2 according to the mounting method on again to accomplish the change, make dust extraction can use polymorphic type, strong adaptability scavenge port 3, in order to satisfy industrial production workshop complex environment needs, realize that no dead angle environment in the workshop cleans, and when the permission takeover is in the closed condition when not using, improve the leakproofness of takeover department, improve negative pressure cleaning system operating efficiency.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; above" may include both orientations "at 8230; \8230; above" and "at 8230; \8230; below". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A negative pressure dust suction device comprises an adjusting pipe (1) arranged on the dust suction device;

dead lever (2), dead lever (2) are connected in another tip of regulating tube (1), its characterized in that: the end part of the fixed rod (2) is movably connected with a sealing element (22), a plug head (23) is installed on one end face, facing the fixed rod (2), of the sealing element (22), and the plug head (23) is installed in a matched mode with the fixed rod (2) and can be clamped into the fixed rod (2);

the end part connecting part of the fixing rod (2) is provided with a first thread groove (21), the inner side of the first thread groove (21) is provided with a clamping groove, the plug head (23) is provided with a clamping block (24), and the clamping block (24) is connected with the clamping groove in a matched mode.

2. The vacuum cleaning apparatus of claim 1, wherein: cleaning opening (3) are installed to the lower extreme of dead lever (2), connecting piece (32) are installed to the port department of cleaning opening (3), connecting piece (32) are installed with the lower tip cooperation of dead lever (2).

3. A vacuum cleaning apparatus according to claim 2, wherein: second thread groove (31) have been seted up to the link of cleaning mouth (3), threaded fixation has retainer plate (4) on first thread groove (21) and second thread groove (31), retainer plate (4) are used for carrying out threaded fixation with dead lever (2) and cleaning mouth (3).

4. The vacuum cleaning apparatus of claim 2, wherein: and a raised head (33) is arranged on the connecting piece (32), and the raised head (33) is matched and connected with the clamping groove and improves the clamping degree of installation.

5. The vacuum cleaning apparatus of claim 1, wherein: and a pull ring is arranged on one end face, far away from the fixed rod (2), of the sealing element (22), and the pull ring is used for conveniently controlling the sealing element (22).