JPS6331519A - Dust collector - Google Patents

Abstract

PURPOSE:To obtain a dust collector capable of collecting various kinds of dusts and having an excellent general-purpose property, by mounting dust collection mechanisms each having a filter mounted thereto to the front and rear parts of the dust collector main body in a freely openable and closable manner. CONSTITUTION:A dust collector main body 1 has various dust collection means such as a filter 4, a dust box 13 or the like and a fan 2 mounted therein. A pre-dust collection part 8 having a bag-shaped filter 7 mounted thereto in a freely detachable manner is mounted to the front part of the main body 1 and a post-dust collection part 15 having a fine dust collecting filter 11 mounted thereto is mounted to the rear part of the main body 1 in a freely openable and closable manner. By selecting the bag-shaped filter 7 corresponding to the kind of dust, the dust collecting function of the filter 4 can always be kept constant. Further, fine dust unable to be collected in the front stage can be collected by the fine dust collecting filter 11.

Description

[Detailed Description of the Invention] [Industrial Field of Application] The present invention relates to a dust collector, and in particular, the present invention relates to a dust collector, and in particular, it collects fine dust, coarse dust,
The present invention also relates to a highly versatile dust collector capable of collecting various types of dust, including dust that is difficult to brush off and dust that is suitable for recovery and reuse, such as precious metal powder.

[Conventional technology]

Before explaining the present invention, we will explain the specifics of the conventional dust collector.
An example is shown in FIG.

In Fig. 4, reference numeral a indicates a dust suction duct, b indicates a pre-installed dust collection section to which duct a is connected, and C indicates a main body of the dust collector that accommodates a fan, a fan drive motor, etc. As shown in FIG. 2, a pre-installed dust collecting section connected to a duct a and a dust collecting device main body C are placed separately, and the two are connected via a connecting duct d.

In addition, as prior art related to dust collectors, for example, Japanese Patent Laid-Open Nos. 58-156323 and 60-6802
According to the dust collector described in Japanese Patent Laid-Open No. 58-156323, it is possible to separate mist and fume mixed and suspended in gas and efficiently collect them. Can be done. Also, JP-A-60-68026
According to the dust collector described in the publication, dust containing sparks can be efficiently processed.

[Problem that the invention seeks to solve]

However, in the conventional dust collector shown in FIG. Since the device is connected via d, the entire device requires a relatively large installation space.

On the other hand, a dust collector disclosed in JP-A No. 58-156323 is aimed at efficiently separating and collecting mist and fume mixed and floating in a gas.
The dust collecting device disclosed in Publication No. 6 is aimed at efficiently collecting dust including sparks, and like the device of the present invention described later, it is possible to collect fine MI dust, coarse dust, and dust with one device. The so-called versatility of collecting various types of ducts, such as difficult dusts and even dusts suitable for recovery and reuse such as precious metals, is not recognized, and conventionally, ducts that are not attached to the dust collector body In order to maintain the filter, the main body cover must be unscrewed each time, which is very troublesome.6 The present invention was made as a result of reviewing the overall structure of the dust collector. The purpose of this is to use a single device to handle various types of dust, including fine dust, coarse dust, dust that is difficult to remove, and even dust that is suitable for recovery and reuse, such as precious metal powder. The performance allows for efficient dust collection, requires only a small installation space for the entire device, and also allows for easy maintenance of the filter built into the dust collector.

The object of the present invention is to provide an improved dust collector that is excellent in terms of both economy and ease of handling.

[Means for solving problems]

The object is to further equip a dust collector body with a built-in filter, dust box, and other various dust collection means, and to have a filter dust removal mechanism located at the front of the dust collector body, and to which a bag-shaped filter is detachably attached. The pre-installed dust collection mechanism is attached so as to be openable and closable, and is located at the rear of the dust collector main body to collect fine dust that cannot be completely captured by the bag-shaped filter of the pre-installed dust collection mechanism and the filter within the dust collector main body. This is achieved by attaching a post-mounted dust collection mechanism equipped with a fine dust collection filter so that it can be opened and closed.

[Effect]

As mentioned above, the present invention is equipped with a front dust collection mechanism, which is located at the front of the main body of the dust collector that houses various dust collection means such as filters and dust boxes, and has a bag-shaped filter attached thereto in a detachable manner. Accordingly, the bag-shaped filter can be selected depending on the type of dust. For example, fine dust.

Furthermore, dust that can be collected and reused, such as precious metal powder,
Alternatively, for dust that is difficult to remove, such as lint produced in large quantities at a sewing factory, a bag-shaped filter made of paper or woven fabric can be used to remove coarse dust that is less likely to clog, such as candy or medicine wrapping paper. For this purpose, use a mesh bag-like filter made of thread or metal wire.

Furthermore, the present invention provides a filter dust removal mechanism in the dust collector body, so that the filter attached to the dust collector body can be easily operated from the outside to maintain the dust collection function of the filter in a good condition at all times. Can be done.

Furthermore, the present invention provides a bag-shaped filter of the front dust collection mechanism and a filter of the dust collector body by installing a rear dust collection mechanism equipped with a fine dust collection filter located at the rear of the dust collector body. It is possible to reliably collect the fine dust that could not be captured completely.

The device is integrally attached to the body, and there are no connecting ducts between the dust collector main body and the front dust collection mechanism, nor between the dust collector main body and the rear dust collection mechanism. The overall installation space is small.

In addition, in the present invention, the pre-installed dust collection mechanism and the post-installed dust collection mechanism are respectively attached to the main body of the dust collector so that they can be opened and closed, so that maintenance of the filter built into the dust collector is avoided. It is extremely easy to do, and eliminates the extremely troublesome work of removing the screws on the main body cover each time, which is required in the past.

〔Example〕

Hereinafter, the present invention will be explained based on an embodiment shown in FIGS. 1 to 3. FIG. 1 is a longitudinal sectional front view of a dust collector according to the present invention, and FIG. 8 and 15
FIG. 3 is a plan view of the front dust collecting section and the rear dust collecting section shown in FIG.

In FIG. 1 showing the overall configuration of a dust collector, a filter 4. Filter dust removal mechanism 10, fan 2. Fan drive motors 5 are arranged side by side. When the operation switch 3 is turned on, the fan 2 directly connected to the motor 5 rotates, and the negative pressure inside the dust collector body 1 causes the dust suction hood connected to the suction port 6 and the Dust is sucked in with air through ducts, etc.

It is collected by the bag-shaped filter 7. The air that has passed through the preparatory dust collection section 8 is passed through the filter 4. Fan 2. Auxiliary filter 9. It is discharged from the discharge port 12 via the fine dust collection filter 11 . Note that most of the dust is collected by the bag-like filter 7 built into the pre-installed dust collecting section 8, so there is less dust collected in the filter 4 part, but it is possible to use a paper bag-like filter 7 as the bag-like filter 7. If the paper bag-like filter 7 breaks during use, the fan 2, motor 5, etc. can be sufficiently protected from dust by attaching the filter 4 to the dust collector main body 1. can. The dust collected by the filter 4 is removed by a filter dust removal mechanism 10.
By manually reciprocating the filter, the filter is subjected to a vibration effect, detached from the filter 4, falls, and is stored in the dust box 13. The dust stored in the dust box 13 is discarded by pulling the dust box 13 forward. The purpose of the flexible wheels 14 is to make it light and easy to move the device as a whole and to open and close the front dust collection section 8 and the rear dust collection section 15 relative to the dust collector main body 1. It is installed as. The opening and closing of the front dust collection section 8 and the rear dust collection section 15 is as shown in Fig. 2.The clamp 16 is removed from the clamp receiver 17, and the front dust collection section 8. Furthermore, by rotating the post-mounted dust collecting section 15, each dust collecting section 8, 15 can be easily opened and closed by the free wheel 14, and the bag-shaped filter 7, the filter 4 can be checked for tears, amount of collection, clogging status, etc. Auxiliary filter 9.
It is possible to easily check the clogging status of the filter 11 for collecting fine dust and dust. Between the dust collector main body 1 and the front dust collector 8, and further between the dust collector main body 1 and the rear dust collector 15
Between.

A packing 19 is interposed in each, and a clamp 16
When the dust collector body 1 is turned on, the space between the dust collector main body 1 and each dust collector section 8.15 is sealed. The front dust collection section 8 has a suction port 6 on its upper surface,
Further, on the upper edge of the bag-like filter bag having a filter attachment port 24 concentrically with the suction port 6, there is a symbol 21 shown in FIG.
A spring mounting portion to which a filter spring is attached is formed in advance, and therefore, a filter spring 21 is attached to this spring mounting portion, and reference numerals 21a and 21 are shown in FIG.
The bag-shaped filter 7 can be easily fitted into the filter attachment opening 24 by pushing the spring holding part indicated by b in the direction of the arrow in the figure to spread the filter spring 21. A narrow steel member 25 is attached to the tip of the filter attachment port 24, and the filter spring 21 is hooked to this steel member 25, so that the bag-shaped filter 7 cannot be pulled out from the filter attachment port 24 during operation of the dust collector. It never appears. To remove the bag-shaped filter 7 from the filter attachment port 24, press the holding parts 21a, 2 of the filter spring 21 as in the case of attaching the filter.
1b in the direction of the arrow in FIG. 3 to spread the spring 21. The perforated plate 23 has holes, and the air that has passed through the bag-like filter 7 passes through the holes in the perforated plate 23 and heads toward the filter 4 of the dust collector main body 1. To install the perforated plate 23, insert the lower part into the perforated plate receiver 26 located at the lower part of the front dust collection section 8, and then attach the upper part of the perforated plate 23 to the butterfly bolt 22.
Fix it with. The filter 4 of the dust collector main body 1 is made in a pleated shape as shown in FIG. The dust removing piece 20 repels the dust, and due to the vibration, the dust adhering to the filter 4 is detached and falls. The auxiliary filter 9 is made of, for example, a nonwoven fabric, and is attached by being pushed into the flute portion of the partition plate 27. Partition plate 2
There is a hole in the whistle part 7, and the air exhausted by the fan 2 passes through the auxiliary filter 9 and heads to the fine dust collecting filter 11.
The clean air filtered by 1 passes through the discharge port 12 and is exhausted to the outside. The partition plate 27 is attached by screwing it to the rear dust collecting section 15 via the packing 19. To install the fine dust collection filter 11, attach the filter packing 28 to the air discharge side of the rear dust collection section 15, and attach the fine dust collection filter 11 and the filter mounting bracket 29 to this filter packing 28. Fix it with the screw while pressing it through. In addition, dust box 1 that needs to be operated on a daily basis
3 drawer section, clamp 16, dust removal mechanism 10. switch 3
etc. are all centrally arranged at the front of the dust collector, which not only provides excellent operability, but also requires maintenance space only in the front direction.

The present invention is as described above. 1. The present invention has a bag-shaped filter 7 which is detachably attached to the front part of a dust collector main body 1 which includes various dust collecting means such as a filter 4 and a dust box 13. By installing the front dust collection part 8,
The bag-shaped filter 7 can be selected depending on the type of dust.

For example, fine dust and even precious metal powder can be recovered and
Dust that can be reused or dust that cannot be brushed off,
For example, bag-like filters with two paper or woven fabric layers are selectively used to remove large amounts of thread waste generated in sewing factories, while they are used to remove bulky dust that does not clog easily, such as wrapping paper for candy and medicine. A net bag-like filter made of thread or metal wire is selectively used, and in either case, dust can be collected in a bulk pack method, which is extremely convenient.

Further, the present invention provides a filter bottom part 10 in the dust collector main body 1.
By providing this, the filter 4 attached to the dust collector main body 1 can be easily operated from the outside, and the dust collection function of the filter 4 can always be maintained in a good condition.

Furthermore, the present invention is located at the rear of the dust collector main body 1,
Post-mounted dust collection unit 1 equipped with a fine dust collection filter 11
5, it is possible to reliably collect fine dust that has not been completely captured by the bag-like filter 7 of the pre-installed dust collecting section 8 and the filter 4 of the dust collecting device main body 1.

Moreover, in one aspect of the present invention, the pre-installed dust collecting section 8 and the post-installed dust collecting section 15 are each integrally attached to the dust collector main body 1, and the dust collecting apparatus main body 1 and the pre-installed dust collecting section Since there is no connecting duct interposed between the dust collector 8 and the dust collector main body 1 and the rear dust collector 15, the installation space for the entire apparatus can be small.

In addition, in the present invention, the forebrain dust collecting section 8 and the rear young dust collecting section 15 are each attached to the dust collecting device main body 1 so as to be openable and closable. Bag-shaped filter 7° filter 4. Auxiliary filter 9. Maintenance of various filters such as the fine dust collection filter 11 can be performed very easily.
This eliminates the extremely troublesome effort of removing the screws on the main body cover each time, which was required in the past.

〔Effect of the invention〕

As is clear from the description of the illustrated embodiments, according to the present invention, fine dust, coarse dust, dust that is difficult to brush off, and dust suitable for recovery and reuse such as precious metal powder can be used. , it is possible to efficiently collect various kinds of dust with one device with versatility, the installation space of the entire device is small, and furthermore, the filter built into the dust collector can be easily maintained. I can do it.

It has excellent performance, economy, and ease of handling.

An improved dust collection device can be provided.

[Brief explanation of drawings]

FIG. 1 is a longitudinal sectional front view showing one embodiment of a dust collector according to the present invention, and FIG.
3 is a plan view of the front dust collection section and the rear dust collection section shown in FIG. The figure is a perspective view showing a specific example of a conventional dust collector. DESCRIPTION OF SYMBOLS 1... Dust collector main body, 2... Fan, 3... Operation switch, 4... Filter, 5... Fan drive motor, 7... Bag-shaped filter, 8... Prefix Dust collection unit, 10... Filter dust removal mechanism, 11... Fine dust collection filter, 13... Dust box, 14...
・Swivel wheels. 15... Rear dust collection section. ! , collection body, 27th 32nd

Claims (1)

[Scope of Claims] 1. A dust collector comprising a filter that suctions and collects dust, a dust box that stores the dust that has been captured by the filter and has fallen, a fan, and a motor for driving the fan, wherein each of the above-mentioned A dust collector main body having a built-in dust collecting means is further provided with a filter dust removing mechanism, and a front dust collecting mechanism, which is located at the front of the dust collector main body and has a bag-shaped filter detachably attached thereto, is attached so as to be openable and closable. , a fine dust collection filter is installed at the rear of the dust collector body to collect fine dust that cannot be captured by the bag-like filter of the front dust collection mechanism and the filter in the dust collector body. A dust collector characterized in that a rear-mounted dust collection mechanism is attached so as to be openable and closable. 2. In the invention set forth in claim 1, the pre-installed dust collection mechanism equipped with the bag-shaped filter can be opened and closed horizontally with respect to the main body of the dust collection device via a swivel wheel attached to the bottom of the dust collection mechanism. Dust collector of operated structure. 3. In the invention set forth in claim 1 or 2, the post-mounted dust collection mechanism equipped with a filter for collecting fine dust collects dust via a flexible wheel attached to the bottom of the dust collection mechanism. A dust collector with a structure that opens and closes horizontally relative to the main body of the device. 4. In the invention according to any one of claims 1 to 3, the drawer part of the dust box, the clamp part between the dust collector main body and the front/rear dust collecting mechanism, and the dust collector main body are equipped with A dust collector with a structure in which the dust removal mechanism and operation switch are centrally located on the front of the dust collector.