CN213361554U - Foldable supporting leg of household appliance - Google Patents
Foldable supporting leg of household appliance Download PDFInfo
- Publication number
- CN213361554U CN213361554U CN202022198213.3U CN202022198213U CN213361554U CN 213361554 U CN213361554 U CN 213361554U CN 202022198213 U CN202022198213 U CN 202022198213U CN 213361554 U CN213361554 U CN 213361554U
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- supporting legs
- positioning bolt
- positioning
- household appliance
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Abstract
The utility model relates to a domestic appliance's collapsible supporting legs. It includes the support frame, is equipped with rotation center connecting piece on the support frame, and the top of rotation center connecting piece upwards passes the support frame to be connected with domestic appliance's bottom, it is provided with the activity lockplate to slide from top to bottom on the rotation center connecting piece, is equipped with the pressure spring between rotation center connecting piece's bottom and the activity lockplate, and domestic appliance's bottom and support frame correspond the position of activity lockplate and are equipped with the locking jack respectively and step down the hole, and the activity lockplate upwards inserts in the hole of stepping down and the locking jack, the utility model discloses when the supporting legs is folding, the user only need rotatory supporting legs a little, then promotes the supporting legs and slides downwards, so that the locating hole of supporting legs breaks away from positioning bolt, and positioning. Therefore, the supporting legs of the utility model are convenient to unfold and fold. And the utility model discloses a supporting legs expandes the back, and the supporting legs is locked firmly to the activity locking plate.
Description
Technical Field
The utility model relates to a technical field of supporting legs, in particular to domestic appliance's collapsible supporting legs.
Background
Collapsible supporting legs of current domestic appliance, in order not to hinder the user at indoor walking, generally all design into folded cascade, when domestic appliance uses, can expand supporting legs clockwise rotation 90, when domestic appliance is idle, can fold the supporting legs anticlockwise rotation 90 in the domestic appliance bottom, the supporting legs is generally all screwed in domestic appliance's bottom through the bolt, when the user wants to expand or fold the supporting legs, all need unscrew or unscrew the bolt, then rotatory supporting legs, consequently, folding of current supporting legs, it is inconvenient to accomodate, and it is folding and the back of expanding, it is insecure to lock, the supporting legs can also rotate. Therefore, there is a need for further improvement of the structure of the foldable support foot of the existing household appliance.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a but, expand, folding convenient, the firm domestic appliance's of locking collapsible supporting legs.
The purpose of the utility model is realized like this:
a foldable supporting leg of a household appliance comprises a supporting frame, wherein the supporting frame is arranged at the bottom of the household appliance, a rotating center connecting piece is arranged on the supporting frame, the top end of the rotating center connecting piece upwards penetrates through the supporting frame and is connected with the bottom of the household appliance, so that the supporting frame rotates around the rotating center connecting piece, a movable locking plate is arranged on the rotating center connecting piece in a vertically sliding mode, the movable locking plate is located between the supporting frame and the bottom end of the rotating center connecting piece, a pressure spring is arranged between the bottom end of the rotating center connecting piece and the movable locking plate, locking jacks and abdicating holes are respectively formed in the bottom of the household appliance and the position, corresponding to the movable locking plate, of the supporting frame, and the movable locking plate is upwards; the support leg is provided with a positioning hole corresponding to the positioning bolt, the positioning hole comprises a large hole and a small hole which are communicated, the positioning bolt comprises a head and a screw rod which are connected, the screw rod of the positioning bolt upwards penetrates through the small hole and is connected with the bottom of the household appliance, and the size of the small hole is smaller than the size of the head of the positioning bolt is smaller than the size of the large hole.
When the supporting leg of the utility model is folded, the user only needs to overcome the elasticity of the pressure spring and press the movable locking plate downwards, so that the movable locking plate is separated from the locking jack, the supporting legs are not locked by the movable locking plate any longer, the supporting legs can rotate freely, then the user rotates the supporting leg and the movable locking plate in the counterclockwise direction for a certain angle to enable the screw of the positioning bolt to be positioned in the big hole of the positioning hole, then the user overcomes the elasticity of the pressure spring and pushes the supporting leg to slide downwards so as to enable the positioning hole of the supporting leg to be separated from the positioning bolt, the supporting leg is not positioned by the positioning bolt, the user can continue to rotate the supporting leg to the bottom of the household appliance along the anticlockwise direction, then the user loosens the hand, the pressure spring pushes the supporting leg to the bottom of the household appliance, the movable locking plate is upwards inserted into the abdicating hole and the heat dissipation hole in the bottom of the household appliance, and therefore the supporting leg is folded at the bottom of the household appliance.
When the supporting foot of the utility model is unfolded, the user needs to overcome the elasticity of the pressure spring and push the movable locking plate to slide downwards, the movable locking plate is separated from the heat dissipation holes at the bottom of the household appliance, the supporting foot can rotate freely, then the user rotates the supporting legs and the movable locking plate at a certain angle in the counter-clockwise direction to enable the large holes of the positioning holes to rotate to be right below the heads of the positioning bolts, then the user loosens the supporting legs, the supporting legs and the movable locking plate rise under the action of the elastic force of the pressure spring, the positioning bolt is sleeved upwards in the large hole of the positioning hole, then the user continues to rotate the supporting legs in the anticlockwise direction for a certain angle, so that the screw rod of the positioning bolt slides into the small hole of the positioning hole, the supporting leg is unfolded by 90 degrees at the moment, the positioning bolt positions the supporting leg, and the movable locking plate is inserted into the abdicating hole and the locking insertion hole, so that the supporting leg is prevented from freely rotating. During the folding or unfolding process, a user does not need to disassemble the positioning bolt. Therefore, the supporting legs of the utility model are convenient to unfold and fold.
The utility model can be further improved as follows.
The positioning bolts are arranged at the two sides of the rotating center connecting piece at the bottom of the household appliance, so that the supporting legs are more firmly positioned and locked.
The movable locking plate is provided with a handle, so that a user can conveniently pull or press the movable locking plate to slide.
The locking jack is located between the rotation center connecting piece and the positioning bolt, so that when the supporting legs are unfolded, the movable locking plate is inserted into the abdicating hole and the locking jack, and the supporting legs are firmly locked and cannot freely rotate after being unfolded.
The locating hole is calabash-shaped.
And a pressure spring is arranged between the bottom end of the rotating center connecting piece and the support frame, and the support frame can be tightly attached to the bottom of the household appliance through the pressure spring.
The rotation center connecting piece is a bolt.
The big hole is a round hole, the small hole is a U-shaped hole, and an opening of the U-shaped hole is communicated with the round hole.
And a non-threaded limiting section is arranged between the head and the screw rod, and the length of the non-threaded limiting section is greater than the thickness of the positioning hole. The non-threaded limiting section ensures that a gap exists between the head of the positioning bolt and the bottom of the household appliance, the thickness of the positioning hole of the support frame is smaller than the gap, the head of the positioning bolt is not extruded upwards any more when the positioning bolt is screwed down to the non-threaded limiting section, the head of the positioning bolt is not pressed on the support frame, and the support frame can rotate freely.
The bottom of the support frame is provided with universal wheels.
The center of the large hole and the center of the small hole are positioned on the same straight line.
The utility model has the advantages as follows:
the utility model discloses when the supporting legs is folding, the user only need rotate the supporting legs a little, then promotes the supporting legs and slides downwards to make the locating hole of supporting legs break away from positioning bolt, positioning bolt does not fix a position the supporting legs, and the supporting legs alright with free rotation, the realization is folding. The utility model discloses when the supporting legs expandes, but user's rotating support leg, then with the locating hole of supporting legs up the cover on positioning bolt, at the above-mentioned folding in-process that or expand, the user need not to dismantle positioning bolt. Therefore, the supporting legs of the utility model are convenient to unfold and fold. And the utility model discloses a supporting legs expandes the back, and the supporting legs is locked firmly to movable locking plate locking supporting legs, can not the free rotation.
Drawings
Fig. 1 is a schematic structural diagram of the supporting foot of the present invention applied to a household appliance (the supporting foot is in an unfolded state).
Fig. 2 is a schematic structural diagram of the supporting leg of the present invention applied to the household appliance (the supporting leg is in a folded state).
Fig. 3 is a schematic structural diagram of the household appliance of the present invention after the supporting leg is omitted and the rotation center connecting member, the pressure spring, the first positioning bolt and the second positioning bolt are retained.
Fig. 4 is a schematic structural diagram of the household appliance of the present invention without the support frame and part of the housing.
Fig. 5 is a schematic structural view of the supporting leg of the present invention.
Fig. 6 is a schematic structural view of another angle of the supporting leg of the present invention.
Fig. 7 is a schematic structural view of the support leg after the rotation center connecting member, the first positioning bolt and the second positioning bolt are omitted.
Fig. 8 is a schematic diagram of the structure at a in fig. 3.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
In a first embodiment, as shown in fig. 1 to 8, a household appliance is provided, wherein a supporting leg 1 is arranged at the bottom of the household appliance 2, the supporting leg 1 includes a supporting frame 10, the supporting frame 10 is arranged at the bottom of the household appliance 2, a rotation center connecting piece 3 is arranged on the supporting frame 10, and a first positioning bolt 4 and a second positioning bolt 5 are arranged at two sides of the rotation center connecting piece 3 at the bottom of the household appliance 2. The top end of the rotation center connecting piece 3 upwards penetrates through the support frame 10 and is connected with the bottom of the household appliance 2, so that the support frame 10 rotates around the rotation center connecting piece 3, the rotation center connecting piece is provided with a movable locking plate 15 in a vertical sliding mode, a pressure spring 7 is arranged between the bottom end of the rotation center connecting piece and the movable locking plate 15, and the pressure spring 7 enables the support frame 10 to upwards cling to the bottom of the household appliance 2. The bottom of domestic appliance 2 and the position that the support frame corresponds movable locking plate 15 are equipped with locking jack 16 and hole of stepping down 17 respectively, movable locking plate 15 upwards inserts in hole of stepping down 17 and the locking jack 16.
The support frame 10 is provided with a first positioning hole 6 and a second positioning hole 61 corresponding to the first positioning bolt 4 and the second positioning bolt 5, the first positioning hole 6 and the second positioning hole 61 respectively comprise a large hole 8 and a small hole 9 which are communicated with each other, the first positioning bolt 4 and the second positioning bolt 5 respectively comprise a head 13 and a screw rod 11 which are connected, the screw rods 11 of the first positioning bolt 4 and the second positioning bolt 5 upwards penetrate through the corresponding small holes 9 respectively and are connected with the bottom of the household appliance 2, and the size of the small holes 9 is smaller than the size of the head 13 of the first positioning bolt 4 and the size of the head 13 of the second positioning bolt 5 is smaller than the size of the large hole 8.
As a more specific technical solution of the present invention.
The movable locking plate 15 is provided with a handle 18 so that a user can slide the movable locking plate 15 by pulling or pressing the handle.
The locking insertion hole 16 is located between the rotation center connecting piece and the second positioning bolt 5, so that when the supporting foot 1 is unfolded, the movable locking plate 15 is inserted into the abdicating hole 17 and the locking insertion hole 16, and therefore after the supporting foot 1 is unfolded, the supporting foot 1 is firmly locked and cannot freely rotate.
The first positioning hole 6 and the second positioning hole 61 are gourd-shaped.
The rotation center connecting member 3 is a bolt.
The large hole 8 is a circular hole, the small hole 9 is a U-shaped hole, and an opening of the U-shaped hole is communicated with the circular hole.
The circle center of the big hole 8 and the center of the small hole 9 are positioned on the same straight line.
A non-threaded limiting section 12 is arranged between the head 13 and the screw 11, and the length of the non-threaded limiting section 12 is greater than the thickness of the first positioning hole 6 and the second positioning hole 61. The non-threaded limiting section 12 ensures that a gap exists between the head 13 of the first positioning bolt 4 and the head 13 of the second positioning bolt 5 and the bottom of the household appliance 2, the thickness of the first positioning hole 6 and the thickness of the second positioning hole 61 of the support frame 10 are smaller than the gap, so that when the first positioning bolt 4 and the second positioning bolt 5 are screwed to the non-threaded limiting section, the head 13 of the first positioning bolt 4 and the head 13 of the second positioning bolt 5 are not pressed upwards any more, the support frame 10 is not pressed by the head 13 of the first positioning bolt 4 and the head 13 of the second positioning bolt 5, and the support frame 10 can rotate freely.
The bottom of the support frame 10 is provided with universal wheels 14.
The utility model discloses a theory of operation is:
when a user wants to fold the supporting leg 1 of the utility model, the user only needs to overcome the elastic force of the compression spring first and press the movable locking plate 15 downwards to separate the movable locking plate 15 from the locking jack 16, the movable locking plate 15 does not lock the supporting leg any more, the supporting leg can rotate freely, then the user rotates the supporting leg 20 degrees clockwise to make the screws of the first positioning bolt 4 and the second positioning bolt 5 respectively positioned in the large hole of the first positioning hole 6 and the large hole of the second positioning hole 61, then the user overcomes the elastic force of the compression spring and pushes the supporting leg 1 to slide downwards (because the head of the first positioning bolt and the head of the second positioning bolt are smaller than the large hole, the head of the first positioning bolt and the head of the second positioning bolt do not interfere with the large hole), the supporting leg 1 is separated from the first positioning bolt and the second positioning bolt, at this moment, the first positioning bolt and the second positioning bolt do not position the supporting leg, the supporting legs can the free rotation, and follow the user and continue to rotate supporting legs and activity locking plate 15 along clockwise 70, later the user unclamp the hand, the pressure spring with the supporting legs roof pressure in household electrical appliances's bottom, activity locking plate upwards inserts the louvre 19 of hole 17 and household electrical appliances's bottom of stepping down for supporting legs 1 and household electrical appliances parallel and level, supporting legs 1 are folded in household electrical appliances's bottom.
When the user wants to unfold the utility model discloses a during the supporting legs, the user needs overcome the elasticity of pressure spring earlier, and promote movable locking plate 15 and slide downwards, movable locking plate 15 breaks away from louvre 19 of domestic appliance's bottom, the supporting legs alright with free rotation, then the user with supporting legs and movable locking plate 15 along the rotatory 70 of anticlockwise, so that the macropore of first locating hole and the macropore of second locating hole respectively with under first positioning bolt and second positioning bolt's head, follow user unclamps supporting legs 1, supporting legs 1 and movable locking plate 15 upwards slide under the effect of the elasticity of pressure spring, the head of first positioning bolt and second positioning bolt upwards embolias the macropore of first locating hole and the macropore of second locating hole respectively, later the user continues to follow supporting legs and movable locking plate 15 along the rotatory 20 of anticlockwise, so that the aperture and the first locating hole of the screw rod of messenger's first positioning bolt 4 and the screw rod of second positioning bolt slip into first locating hole, and first locating hole, the head of second locating hole In the small holes of the two positioning holes, the supporting legs are unfolded at 90 degrees, the supporting legs are positioned by the first positioning bolt and the second positioning bolt, the movable locking plate 15 is inserted into the abdicating hole 17 and the locking insertion hole 16, the supporting legs cannot rotate freely, and the supporting legs are unfolded at the bottom of the household appliance.
Claims (8)
1. A foldable supporting leg of a household appliance comprises a supporting frame, wherein the supporting frame is arranged at the bottom of the household appliance, a rotating center connecting piece is arranged on the supporting frame, the top end of the rotating center connecting piece upwards penetrates through the supporting frame and is connected with the bottom of the household appliance, so that the supporting frame rotates around the rotating center connecting piece; the support leg is provided with a positioning hole corresponding to the positioning bolt, the positioning hole comprises a large hole and a small hole which are communicated, the positioning bolt comprises a head and a screw rod which are connected, the screw rod of the positioning bolt upwards penetrates through the small hole and is connected with the bottom of the household appliance, and the size of the small hole is smaller than the size of the head of the positioning bolt is smaller than the size of the large hole.
2. The foldable support foot for household appliances according to claim 1, wherein the positioning bolts are provided on both sides of the rotation center connecting member at the bottom of the household appliance.
3. The foldable support foot for household appliances according to claim 2, wherein the movable locking plate is provided with a handle.
4. The foldable support foot for household appliances according to claim 1, wherein the locking receptacle is located between the rotation center connector and the positioning bolt.
5. The foldable support foot for household appliances according to claim 2, characterized in that said positioning hole is gourd-shaped.
6. The foldable support foot for household appliances according to claim 1, characterized in that the rotation center connecting member is a bolt.
7. The foldable support leg of a household appliance according to claim 1, wherein the large hole is a circular hole, the small hole is a U-shaped hole, and the opening of the U-shaped hole is communicated with the circular hole.
8. The foldable supporting foot for household appliances according to claim 7, wherein the center of the large hole and the center of the small hole are positioned on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022198213.3U CN213361554U (en) | 2020-09-29 | 2020-09-29 | Foldable supporting leg of household appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022198213.3U CN213361554U (en) | 2020-09-29 | 2020-09-29 | Foldable supporting leg of household appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213361554U true CN213361554U (en) | 2021-06-04 |
Family
ID=76157272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022198213.3U Active CN213361554U (en) | 2020-09-29 | 2020-09-29 | Foldable supporting leg of household appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213361554U (en) |
-
2020
- 2020-09-29 CN CN202022198213.3U patent/CN213361554U/en active Active
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