JP2007117110A - Electric vacuum cleaner - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an electric vacuum cleaner which compresses a dust collecting bag by a turning compressing plate without breaking the dust collecting bag. <P>SOLUTION: This electric vacuum cleaner is equipped with a duct collecting chamber 5 and the approximately rectangular compressing plate 6. In this case, the dust collecting chamber 5 which contains a dust collecting bag 4 is provided between an electric blower 2 which generates a suction air stream, and a suction port 3 which sucks in dust and dirt by the suction air stream, and collects the dust and dirt sucked in from the suction port 3. One end of the compressing plate 6 is supported by the electric blower 2 side of the dust collecting chamber 5, and the compressing plate 6 compresses the dust collecting bag 4 being housed in the dust collecting chamber 5 by turning from the electric blower 2 side to the suction port 3 side. In the electric vacuum cleaner, a plurality of ventilation slits which are long in the direction being approximately vertical to the turning center of the compressing plate 6 are formed at the contact section with the dust collecting bag 4 of the compressing plate 6. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a vacuum cleaner having a mechanism for compressing collected dust.

  FIG. 11 is a schematic plan sectional view of a conventional vacuum cleaner provided with a dust compression mechanism. The vacuum cleaner includes a housing 301 with a rear portion of an electric blower 2 that generates an intake air flow. The housing 301 sucks dust with an intake air flow generated by the electric blower 2, and an intake port 303. A dust collection chamber 305 is provided for accommodating a dust collection bag 4 for collecting dust sucked in from. The dust collection chamber 305 is provided with a compression plate 306 for compressing the dust collection bag 4.

  FIG. 12 is a schematic front view of a compression plate 306 included in a conventional electric vacuum cleaner, and FIG. 13 is a schematic side sectional view of the compression plate 306. The compression plate 306 has a substantially rectangular shape and includes a rotation shaft 8 on one side. The rotation shaft 8 is rotatably supported by a bearing 9 formed on the bottom surface of the housing 301 of the electric vacuum cleaner so that the compression plate 306 rotates from the electric blower side 2 to the suction port 303 side. Yes. In addition, the compression plate 306 includes air holes 360f formed in a lattice shape so as to allow the intake air flow therethrough.

In the vacuum cleaner configured as described above, by compressing the dust collected in the dust collection bag 4, more dust is collected compared to the vacuum cleaner without the compression plate 306. Can collect dust.
JP-A-8-514

  However, in the conventional vacuum cleaner, when the compression plate 306 rotates to compress the dust collection bag 4, the compression plate 306 having the lattice-shaped ventilation holes 360f and the dust collection bag 4 rub against each other, and the ventilation holes There is a possibility that the grid-shaped portion of 360 f gets caught in the dust bag 4 and the dust bag 4 is damaged.

  The present invention has been made in view of such circumstances, and an object thereof is to form a lattice by providing a plurality of long ventilation holes in a direction substantially perpendicular to the rotation center of the compression plate. Compared to a vacuum cleaner with a vent hole, the compression plate can smoothly slide on the surface of the dust bag, and the dust bag can be compressed without causing damage to the dust bag. Is to provide a machine.

  Another object of the present invention is to connect the compression plate to the plate-shaped portion, the supported portion supported by the dust collecting chamber, and the supported portion and the plate-shaped portion, and move the plate-shaped portion to the suction port side. An object of the present invention is to provide a vacuum cleaner that can be configured with a rotation mechanism of a compression plate more easily than a conventional electric vacuum cleaner by being configured by a connecting portion that is bent so as to rotate.

  Furthermore, another object of the present invention is to provide a concave or convex support portion that removably supports the compression plate in the dust collection chamber, so that the user can install the dust collection chamber or compression plate of the vacuum cleaner. An object of the present invention is to provide a vacuum cleaner in which a compression plate can be easily attached and detached when cleaning.

  Still another object of the present invention is to provide a guide slope that has an end on the suction port side closer to the electric blower side than the surface on the suction port side of the compression plate, and guides the intake air flow from the suction port to the electric blower. By providing the plate on the compression plate, the vacuum cleaner can be used to prevent the guide inclined plate from being caught by the dust collection bag and to allow the intake air flow to flow from the suction port to the electric blower without any stagnation. Is to provide a machine.

  Still another object of the present invention is to provide an electric cleaning device capable of constructing a guide inclined plate capable of guiding the intake air flow from the suction port to the electric blower at a low cost by integrally forming the guide inclined plate on the compression plate. Is to provide a machine.

  A vacuum cleaner according to the present invention is provided between an electric blower that generates an intake air flow and a suction port that sucks dust by the intake air flow, and a dust collection chamber that houses a dust collection bag that collects dust. And a compression plate that compresses the dust collection bag accommodated in the dust collection chamber by rotating from the electric blower side to the suction port side. In the vacuum cleaner provided, the compression plate is provided with a plurality of ventilation holes that are long in a direction substantially perpendicular to the rotation center of the compression plate.

In the present invention, when the compression plate rotates, the vent hole portion of the compression plate and the dust bag are rubbed against each other.
However, since the vent hole is a long hole that is long in a direction substantially perpendicular to the rotation center of the compression plate, even if the compression plate and the dust collection bag are rubbed with each other, the vent hole should follow the edge of the vent hole. Thus, the dust bag and the compression plate rub against each other. Therefore, the compression plate is not caught on the dust collection bag and the dust collection bag is not damaged.

  In the electric vacuum cleaner according to the present invention, the compression plate includes a plate-like portion, a supported portion supported by the dust collecting chamber, and the supported portion and the plate-like portion. And a connecting portion that is bent so as to rotate the portion toward the suction port.

  In the present invention, the supported portion of the compression plate is supported by the dust collecting chamber, and the supported portion and the plate-like portion are connected by the connecting portion. The plate-like portion rotates toward the suction port when the connecting portion is bent. Therefore, the rotation mechanism of the compression plate can be configured with a simple configuration as compared with the electric vacuum cleaner having a configuration in which the compression plate is rotatably supported in the dust collection chamber by the rotation shaft and the bearing.

  The vacuum cleaner according to the present invention is characterized in that the dust collecting chamber includes a concave or convex support portion that removably supports the compression plate.

  In the present invention, the compression plate is supported by the concave or convex support portion provided in the dust collecting chamber, and the compression plate and the support portion are configured to be detachable. Therefore, the compression plate can be removed from the dust collection chamber by pulling out the compression plate from the support portion, and the compression plate can be inserted into the dust collection chamber by inserting the compression plate into the support portion or the support portion into the compression plate. Can be attached.

  In the vacuum cleaner according to the present invention, the compression plate has an end portion on the suction port side closer to the electric blower side than the surface on the suction port side, and sucks an intake flow from the suction port to the electric blower. A guide inclined plate for guiding is provided.

In the present invention, since the intake air flow passing through the ventilation hole of the compression plate is guided from the suction port to the electric blower by the guide inclined plate, it is possible to prevent the intake flow from the suction port to the electric blower from being delayed. it can.
In addition, since the end of the guide inclined plate on the suction port side is located closer to the electric blower than the surface on the suction port side of the compression plate, when the compression plate rotates to compress the dust collection bag, The inclined guide plate does not get caught in the dust bag.

  The vacuum cleaner according to the present invention is characterized in that the compression plate and the guide inclined plate are integrally formed.

  In the present invention, since the guide inclined plate is integrally formed with the compression plate, the vacuum cleaner can be manufactured at a lower cost than the case where the guide inclined plate is manufactured separately and the guide inclined plate is provided in the compression plate. Can be configured. Moreover, in the manufacturing process of a vacuum cleaner, the effort which attaches a guide inclination board to a compression board is not required.

  According to the present invention, the compression plate can slide smoothly on the surface of the dust bag as compared with the electric vacuum cleaner provided with the ventilation holes formed in a lattice shape, without causing damage to the dust bag. , The dust bag can be compressed.

  According to the present invention, the rotation mechanism of the compression plate can be configured more easily than the conventional vacuum cleaner in which the rotation shaft of the compression plate is supported by the bearing formed in the dust collecting chamber.

According to the present invention, the user can easily attach and detach the compression plate when cleaning the dust collection chamber or the compression plate of the vacuum cleaner.
In addition, in a conventional vacuum cleaner, the housing of the vacuum cleaner is lifted together with the compression plate pulled upward, and when the compression plate is removed from the dust collection chamber with the housing lifted, the housing falls. There is a possibility that the vacuum cleaner may break down. However, according to the present invention, since the compression plate can be easily attached and detached, the casing is lifted together with the compression plate and does not fall. Can prevent accidents of falling.

  According to the present invention, the guide inclined plate can be prevented from being caught by the dust collection bag, and the intake air flow can flow from the suction port to the electric blower without delay.

  According to the present invention, a vacuum cleaner provided with a compression plate capable of guiding the intake air flow from the suction port to the electric blower can be configured at a lower cost than the case where the guide inclined plate is provided separately.

Hereinafter, the present invention will be described in detail with reference to the drawings illustrating embodiments thereof.
(Embodiment 1)
1 is a schematic side sectional view of a vacuum cleaner according to Embodiment 1 of the present invention.

  In the figure, reference numeral 1 denotes a hollow housing. The housing 1 forms a front wall 5b having a circular suction port 3 in the center portion, a back wall 1a, and a partition plate 5c that partitions the front side and the back side. And the electric blower 2 is provided in the back side from the partition plate 5c of the housing | casing 1. FIG.

  The electric blower 2 includes a fan that generates an intake air flow for sucking dust from the suction port 3 of the housing 1 and a motor that rotates the fan. A plurality of ventilation slits and exhaust slits are formed in the partition plate 5c and the back wall 1a, respectively, and the intake air flow generated by the electric blower 2 passes from the front side to the back side of the housing 1, and the back wall It is configured to exhaust from the exhaust slit 1a.

In addition, a dust collection chamber 5 is formed between the suction port 3 of the housing 1 and the electric blower 2 to house a dust collection bag 4 that collects the dust sucked into the suction port 3 by the intake air flow. .
More specifically, the dust collection chamber 5 has a bottom surface portion 5a, a front wall 5b and a partition plate 5c formed substantially perpendicular to the front and back sides of the bottom surface portion 5a, and substantially perpendicular to both sides of the bottom surface portion 5a. The side wall 5d is formed on the upper side, and an opening for attaching / detaching the dust bag 4 to / from the dust chamber 5 is formed on the upper side.

  The dust bag 4 has an opening, and is accommodated in the dust collecting chamber 5 with the opening of the dust bag 4 facing the suction port 3.

  A filter is attached to the electric blower 2 side of the dust collection chamber 5, that is, the partition plate 5 c, and the fine dust that has passed through the dust collection bag 4 is collected.

  Support portions 50a for supporting the compression plate 6 are formed on both side portions of the bottom surface portion 5a near the partition plate 5c. The support portion 50a has a prism portion protruding upward from the bottom surface portion 5a, and a support hole for supporting the compression plate 6 is formed at the upper end of the prism portion. The support hole is a hole having a substantially rectangular shape in plan view.

FIG. 2 is a schematic view of the compression plate 6 viewed from the suction port 3 side, and FIG. 3 is a schematic side sectional view of the compression plate 6.
The compression plate 6 has an insertion convex portion 62 as a supported portion that is removably inserted into the support portion 50a. The insertion protrusions 62 are integrally formed of synthetic resin on both ends of one side 60a of the substantially rectangular plate-like portion 60 via the flexible connecting portion 61.

  The horizontal and vertical lengths of the plate-like portion 60 are substantially the same as the horizontal and vertical lengths of the dust collecting chamber 5, that is, by rotating with respect to the dust collecting chamber 5, This is the length necessary for compression from the back side to the suction port 3 side. Further, a torsion coil spring (not shown) that urges the compression plate 6 toward the partition plate 5c is provided on one side 60a side of the plate-like portion 60.

The plate-like portion 60 includes a plurality of vent holes 60 f that are long in a direction substantially parallel to the side 60 e of the plate-like portion 60, and the vent holes 60 f are in contact with the dust collection bag 4 accommodated in the dust collection chamber 5. In such a range, the plate portions 60 are formed so as to be arranged at equal intervals along one side 60a.
As shown in FIG. 1, when the insertion protrusion 62 is inserted into the support 50 a, the plate-like portion 60 faces the dust collection bag 4 accommodated in the dust collection chamber 5, and the compression plate 6 The vent hole 60f formed in the plate-like portion 60 faces the suction port 3 and the electric blower 2 side.

  FIG. 4 is a schematic side sectional view of the connecting portion 61. The connecting portion 61 protrudes from both ends of one side 60a of the plate-like portion 60 in a direction substantially parallel to the side 60e, is thinner than the plate-like portion 60, and has flexibility. The connecting portion 61 has a rectangular shape when viewed from the suction port 3 side, and has a dimension capable of connecting the plate-like portion 60 and the insertion protrusion 62 and rotatably supporting the plate-like portion 60. ing.

  The insertion convex portion 62 protrudes from the tip of the connecting portion 61 in a direction substantially parallel to the plate-like portion 60 and the side 60e of the connecting portion 61, and is in an interference fit state when inserted into the support portion 50a. It has a convex shape. Moreover, the insertion convex part 62 is formed in a small size from the connecting part 61 side to the tip part so that the insertion to the support part 50a is easy.

Further, the compression plate 6 includes a guide inclined plate 60 g that guides the intake air flow from the suction port 3 to the electric blower 2.
FIG. 5 is a schematic perspective view of a guide inclined plate 60g provided in the compression plate 6, and FIG. 6 is a schematic partial side sectional view of the compression plate 6 showing the guide inclined plate 60g.
The inclined guide plate 60g has a substantially rectangular shape in which each apex of one side is fixed to both inner side surfaces of the vent hole 60f and is inclined upward and obliquely upward from the electric blower 2 side so as to follow the electric blower 2 side from the suction port 3. It consists of a plate-shaped member. One side of the guide inclined plate 60g is fixed to the electric blower 2 side from the surface 60c on the suction port 3 side of the plate-like portion 60 so that the dust bag 4 accommodated in the dust collecting chamber 5 does not come into contact. . The lateral width of the guide inclined plate 60g is substantially the same as the lateral width of the vent hole 60f.
The other side substantially parallel to one side of the inclined guide plate 60g is closer to the electric blower 2 than the surface 60d of the plate-like portion 60 on the electric blower 2 side, and the width between the one side and the other side allows the intake air flow to the electric blower 2. It has enough width to guide.
Three guide inclined plates 60g are integrally formed with the plate-like portion 60 at three equal intervals on the other side 60b side of the plate-like portion 60.

  Further, the compression plate 6 has a contacted portion with which a driving force transmitting member 70 for transmitting a driving force for rotating the compression plate 6 to the suction port 3 side is brought into contact with a substantially central portion of the other side 60b of the plate-like portion 60. 60h is formed.

Hereinafter, configurations other than the compression plate 6 will be described.
As shown in FIG. 1, a lid 10 that closes the opening is rotatably supported by a pivot shaft that is substantially perpendicular to the side walls 5d at the upper portion of the side walls 5d near the partition plate 5c. With the opening closed, the compression button 71 facing the outside of the casing 1 and the pressing force applied to the compression button 71 are applied to the substantially central portion and the back side of the lid 10 in the lateral direction. A transmission member accommodating portion 11 for accommodating a driving force transmitting member 70 that transmits as a driving force to be moved is formed.

  The driving force transmission member 70 is substantially V-shaped in a side view of the housing 1, and has a rectangular pressed plate portion 70 b that is pressed from the outside via the compression button 71 and a contacted portion of the compression plate 6. 60h and a rectangular contact plate portion 70a that contacts from the back side. The ridge line portion of the driving force transmission member 70 is pivotally supported on the inner side of the transmission member accommodating portion 11 by a horizontal rotation shaft 70c.

  The transmission member accommodating portion 11 is bent downward from the back side of the lid body 10, and is bent from the lower end of the plate portion toward the suction port 3, and the pressed plate portion 70 b of the driving force transmission member 70. The hook-shaped part which has the support plate which supports the end of the coiled spring 72 which urges | biases to the upper side is formed. The other end of the coil spring 72 is in contact with the back side of the pressed plate portion 70b in a compressed state. When the compression button 71 is in a position substantially parallel to the upper surface of the lid body 10, the contact plate portion 70 a comes into contact with and is locked to the tip of the bowl-shaped portion.

  In the electric vacuum cleaner configured as described above, when the electric blower 2 is driven, the dust sucked from the suction port 3 together with the intake air flow generated by the electric blower 2 is It collides with the side inner surface, moves upward and downward along the inner surface, further moves to the front side, and accumulates on the upper side and the lower side in the dust bag 4.

  When the compression button 71 is pressed downward from the outside of the housing 1 against the elastic force of the coil spring 72 as shown in FIG. 1, the contact plate portion 70a of the driving force transmission member 70 rotates to the front side. The plate-like portion 60 of the compression plate 6 that contacts the contact plate portion 70a also rotates to the front side. And the dust bag 4 is compressed by the compression board 6 rotated to the front side, and the dust in the dust bag 4 is compressed to the front side.

  When the compression plate 6 rotates toward the suction port 3 and the dust collection bag 4 is compressed, the compression plate 6 and the dust collection bag 4 rub against each other, but the vent hole 60f is the rotation center of the plate-like portion 60. Therefore, the dust collection bag 4 can be compressed without the possibility that the ventilation hole 60f portion of the compression plate 6 is caught in the dust collection bag 4 and the dust collection bag 4 is damaged. it can.

  When the pressing of the compression button 71 is released, the driving force transmission member 70 is rotated outward by the biasing force of the coil spring 72, and the compression plate 6 is driven by the biasing force of the torsion coil spring. Rotate to the side and return to the state before compression.

7 and 8 are schematic side sectional views of the compression plate 6 and the support portion 50a in a state of being inserted into and removed from the dust collection chamber 5. FIG.
The compression plate 6 is inserted into the support portion 50a of the dust collecting chamber 5 in such a manner that the insertion convex portion 62 is detachably inserted. Therefore, as shown in FIG. Compared to the electric vacuum cleaner, the compression plate 6 can be easily removed from the dust collection chamber 5.
Moreover, as shown in FIG. 8, the compression plate 6 is inserted into the support portion 50a of the dust collection chamber 5 by inserting the insertion projection 62 of the compression plate 6, so that the compression plate 6 can be compared with the conventional vacuum cleaner. 5 can be easily attached.

  Therefore, the user of the vacuum cleaner can easily attach and detach the compression plate 6 when cleaning the dust collection chamber 5 or the compression plate 6.

  Further, in the conventional vacuum cleaner, the casing 1 is lifted together with the compression plate 6 pulled upward, and when the compression plate 6 is detached from the dust collecting chamber 5 with the casing 1 being lifted, the casing 1 is However, according to the first embodiment, the compression plate 6 can be easily attached and detached by pulling the compression plate 6 upward. An accident in which the housing 1 is lifted and the housing 1 falls can be prevented.

  Furthermore, in the manufacturing process, the compression plate 6 can be easily attached to the dust collecting chamber 5 by inserting the insertion convex portion 62 of the compression plate 6 into the support portion 50a. The vacuum cleaner can be assembled more efficiently than the conventional vacuum cleaner.

  In the first embodiment, the compression plate 6 is configured to be rotatable by a flexible connecting portion 61, and the compression plate 6, the insertion protrusion 62, and the connecting portion 61. Since it is integrally molded, the vacuum cleaner can be configured with a simple configuration as compared with a conventional vacuum cleaner including a rotating shaft and a bearing.

  Furthermore, since the intake air flow generated by the electric blower 2 is guided from the suction port 3 to the electric blower 2 by the guide inclined plate 60g, the intake flow from the suction port 3 to the electric blower 2 does not stagnate and flows smoothly. To do.

  Furthermore, the end portion of the guide inclined plate 60g on the suction port 3 side is located closer to the electric blower 2 than the surface 60c of the compression plate 6 on the suction port 3 side. Can be prevented and the dust bag 4 can be prevented from being damaged.

  Furthermore, since the plate-like portion 60, the insertion protrusion 62, the connecting portion 61, and the guide inclined plate 60g of the compression plate 6 are integrally formed, a vacuum cleaner can be configured at low cost.

(Embodiment 2)
The vacuum cleaner according to the second embodiment is different from the first embodiment only in the configuration relating to the attachment and detachment of the compression plate 106 and the dust collecting chamber 105, and therefore, the differences will be mainly described below.

FIG. 9 is a schematic sectional side view of the compression plate 106 inserted into the dust collection chamber 105 provided in the electric vacuum cleaner according to the second embodiment.
In the dust collecting chamber 105 of the electric vacuum cleaner according to the second embodiment, the same place as that of the first embodiment, that is, the both sides of the bottom surface portion 105a near the partition plate, A convex support 150a that protrudes toward the bottom is formed.

  The compression plate 106 forms a concave portion 162 as a supported portion into which the support portion 105a is inserted, instead of the insertion convex portion of the first embodiment.

  In the electric vacuum cleaner according to the second embodiment, the user can easily attach and detach the compression plate 106 when cleaning the dust collection chamber 105 and the compression plate 106 as in the first embodiment. . Moreover, the housing 1 can be prevented from falling.

  Furthermore, since the dust collecting chamber 105 is formed with a convex support portion 150a, when the dust collecting chamber 105 is cleaned by removing the compression plate 106 from the dust collecting chamber 105, an electric power provided with a concave support portion is provided. Compared to a vacuum cleaner, the dust collection chamber 105 can be easily cleaned.

  Since the configuration, operation, and effects other than the compression plate 106 and the support portion 150a of the vacuum cleaner according to the second embodiment are the same as the configuration, operation, and effect of the vacuum cleaner according to the first embodiment, The same reference numerals are assigned to the parts to be described, and detailed description thereof is omitted.

(Embodiment 3)
Since the vacuum cleaner according to Embodiment 3 differs from Embodiment 1 only in the configuration of the compression plate 206, the above differences will be mainly described below.
FIG. 10 is a schematic perspective view of the compression plate 206 provided in the electric vacuum cleaner according to the third embodiment.
As in the first embodiment, the compression plate 206 of the electric vacuum cleaner according to the third embodiment includes the plate-like portion 60 formed with the vent hole 60f and the guide inclined plate 60g, the connecting portion 61, and the insertion convex portion 62. I have.
In order to effectively compress the dust bag 4, the compression plate 206 is provided with a plurality of lateral stripes 206i inside the ventilation holes 60f of the ventilation holes 206, that is, a plurality of stripes 206i substantially parallel to one side 60a. Yes. The strip 206i has a substantially columnar shape, and the end surface of the strip 206i on the suction port 3 side is located closer to the electric blower 2 than the surface 60c of the plate-like portion 60 on the suction port 3 side. The strip 206i and the plate-like portion 60 are integrally formed.

  In the electric vacuum cleaner according to the third embodiment, since the strip 206i is formed inside the vent hole 60f of the compression plate 206, the dust collection bag 4 is more effectively compressed by the compression plate 206. Can do.

  Further, since the strip 206i is located on the electric blower 2 side of the surface 60c on the suction port 3 side of the plate-like portion 60, the compression plate 206 is rotated to compress the dust collection bag 4. There is no fear that the strip 206i is caught on the dust bag 4, and the dust bag 4 is not damaged.

  Furthermore, since the strip 206i is formed in a columnar shape, the strip 206i of the compression plate 206 is less likely to be caught by the dust collection bag 4 than the strip formed in a prismatic shape, and the dust collection bag 4 is more effective. Can be compressed.

  Other configurations, operations, and effects other than the compression plate 206 of the vacuum cleaner according to the third embodiment are the same as the configurations, operations, and effects of the vacuum cleaner according to the first embodiment. The same reference numerals are assigned and detailed description thereof is omitted.

1 is a schematic side cross-sectional view of a vacuum cleaner according to Embodiment 1 of the present invention. It is a schematic diagram of the compression board seen from the suction inlet side. It is a schematic side sectional view of a compression plate. It is a schematic side sectional view of a connecting part. It is a schematic perspective view of the guide inclination board with which the compression board was equipped. It is a simplified partial side sectional view of a compression plate showing a guide inclined plate. It is a schematic side sectional view of the compression plate in a state of being inserted into and removed from the dust collection chamber. It is a schematic side sectional view of the compression plate in a state of being inserted into and removed from the dust collection chamber. It is a schematic side sectional view of a compression plate inserted into a dust collection chamber with which the electric vacuum cleaner in Embodiment 2 is provided. It is a schematic perspective view of the compression plate with which the electric vacuum cleaner concerning Embodiment 3 is provided. It is a schematic plane sectional view of a vacuum cleaner provided with a conventional dust compression mechanism. It is a schematic front view of the compression board with which the conventional vacuum cleaner is provided. It is a schematic side sectional view of a compression plate.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Housing | casing 1a Back wall 2 Electric blower 3 Suction port 4 Dust collection bag 5 Dust collection chamber 5a Bottom surface part 5b Front wall 5c Partition plate 5d Side wall 6 Compression plate 10 Lid 11 Transmission member accommodating part 50a Support part 60a One side 60b 60e Side 60f Ventilation hole 60g Guide inclined plate 60h Contacted portion 60 Plate-like portion 61 Connecting portion 62 Insertion convex portion 70 Driving force transmitting member 70a Contacting plate portion 70b Pressed plate portion 71 Compression button 72 Coil spring

Claims (5)

An electric blower that generates an intake air flow, and a dust collection chamber that is provided between a suction port that sucks in the dust by the intake air flow and contains a dust collection bag for collecting the dust, and a part of the electric drive of the dust collection chamber In the vacuum cleaner, which is supported on the blower side and includes a compression plate that compresses the dust collection bag accommodated in the dust collection chamber by rotating from the electric blower side to the suction port side.
The compression plate is
A vacuum cleaner comprising a plurality of long ventilation holes in a direction substantially perpendicular to the rotation center of the compression plate. The compression plate is
A plate-shaped part;
A supported portion supported by the dust collection chamber;
The electric cleaning device according to claim 1, further comprising: a connecting portion that connects the supported portion and the plate-like portion and bends so as to rotate the plate-like portion toward the suction port. Machine. The dust collecting chamber is
The vacuum cleaner according to claim 1, further comprising a concave or convex support portion that supports the compression plate so that it can be inserted and removed. The compression plate is
The apparatus further comprises a guide inclined plate that has an end portion on the suction port side closer to the electric blower side than the surface on the suction port side and guides an intake air flow from the suction port to the electric blower. The electric vacuum cleaner according to any one of claims 1 to 3. The vacuum cleaner according to claim 4, wherein the compression plate and the guide inclined plate are integrally formed.

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