CN109764403B - Electric heater and foot rest structure used by same - Google Patents
Electric heater and foot rest structure used by same Download PDFInfo
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- CN109764403B CN109764403B CN201910111271.7A CN201910111271A CN109764403B CN 109764403 B CN109764403 B CN 109764403B CN 201910111271 A CN201910111271 A CN 201910111271A CN 109764403 B CN109764403 B CN 109764403B
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- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 230000000670 limiting effect Effects 0.000 claims abstract description 11
- 230000005484 gravity Effects 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The invention provides an electric heater and a foot rest structure used by the same. The foot rest structure comprises a first foot rest arm and a second foot rest arm, wherein the first foot rest arm is rotatably arranged on other mechanisms through a first rotating shaft, the second foot rest arm is rotatably arranged on the first foot rest arm through a second rotating shaft, and an included angle is formed between the axis of the first rotating shaft and the axis of the second rotating shaft. According to the electric heater and the foot rest structure used by the electric heater, the unfolding and storage hiding functions of the foot rest are realized through the arrangement of the first rotating shaft and the second rotating shaft, the final positions of the casters are limited and fixed by utilizing the limiting and clamping functions of the limiting structure and the supporting plane, the casters are prevented from falling under the influence of gravity along with lifting of the electric heater, the use reliability of a user is ensured, and the second foot rest arm and the casters are conveniently stored and hidden by utilizing the opening.
Description
Technical Field
The invention relates to the technical field of supporting structures, in particular to an electric heater and a foot rest structure used by the electric heater.
Background
The electric heater has the advantages of quick heating, portability, high cost performance and the like. The heating system is widely used in families, hotels and other places without heating areas, and meets the heating requirements of users. However, in practical use of the electric heater, because the heater is heavy, casters are usually installed on the electric heater in order to facilitate the user to move the electric heater. In order to ensure the stability of the machine body, the foot rest is usually larger than the width of the machine body, so that the whole machine does not topple over on an inclined plane of at least 15.5 degrees, however, the caster structure in the current market requires a user to install, and the problem of incomplete installation exists, or the foot rest is arranged into a foldable structure, but when the whole machine is lifted, the foot rest falls under the influence of gravity, and the problems of affecting the use of the user and increasing the transportation cost all exist.
Disclosure of Invention
In order to solve the technical problems that the foot rest structure affects the use of users and increases the transportation cost, the electric heater and the foot rest structure used by the electric heater are provided for guaranteeing the supporting reliability.
The utility model provides a foot rest structure, includes first foot rest arm and second foot rest arm, first foot rest arm is through first rotation axis rotatable setting on other mechanisms, the second foot rest arm is through the rotatable setting of second rotation axis on first foot rest arm, the axis of first rotation axis with the axis of second rotation axis has the contained angle.
The foot rest structure further comprises a foot wheel, and the foot wheel is arranged on the second foot rest arm.
The included angle is a right angle.
The other mechanisms are provided with supporting arms, the first bracket arms are provided with first through holes, the first rotating shafts are arranged in the first through holes, and the end parts of the first rotating shafts are arranged on the supporting arms.
The support arm includes first support arm and second support arm, first support arm with have the interval between the second support arm, first foot rest arm's first end set up in the interval, just first rotation axis runs through in proper order first support arm first foot rest arm with the second support arm.
The first rotating shaft is a fastening screw, the fastening screw is fastened with the second supporting arm, and the outer diameter of the fastening screw is smaller than the diameter of the first through hole.
The first end of the first bracket arm forms a first rounding structure, the axis of the first rounding structure is collinear with the axis of the first via hole, and the angle range of the central angle occupied by the first rounding structure is 90-270 degrees.
The support arm is provided with a limiting structure, and the limiting structure is matched with the first rounding structure.
The first rounding structure is provided with a groove, the supporting arm protrudes into the groove to form a protrusion, the protrusion freely slides in the groove, and the side surface of the protrusion reaches the maximum rotation position of the first bracket arm when being attached to the corresponding inner surface of the groove.
The first leg arm is provided with a containing groove, the first end of the second leg arm is arranged in the containing groove, and the second rotating shaft penetrates into the containing groove from the outside of the containing groove and then is matched with the second leg arm.
The second bracket arm is provided with a second through hole, the second rotating shaft is arranged in the second through hole, and the outer diameter of the second rotating shaft is smaller than the diameter of the second through hole.
The end face of the first end of the second bracket arm is provided with a supporting plane, the rotating direction of the second bracket arm is provided with a first side face, a second rounding structure is formed between the supporting plane and the first side face, and the supporting plane is in butt fit with the corresponding inner surface of the accommodating groove.
An axis of the second rounded structure is collinear with an axis of the second via.
The radius of the first rounded structure is smaller than the radius of the second rounded structure.
An opening is provided on a side of the receiving groove, and the second leg arm can enter or exit the opening.
The foot rest structure further comprises a mounting plate, and the first foot rest arm is arranged on the other mechanisms through the mounting plate.
The mounting plate is provided with a clamping piece, and the mounting plate is arranged on the other mechanisms through the clamping piece.
The two first bracket arms are symmetrically arranged on one mounting plate.
An electric heater comprises the foot rest structure.
According to the electric heater and the foot rest structure used by the electric heater, the unfolding and storage hiding functions of the foot rest are realized through the arrangement of the first rotating shaft and the second rotating shaft, the final positions of the casters are limited and fixed by utilizing the limiting and clamping functions of the limiting structure and the supporting plane, the casters are prevented from falling under the influence of gravity along with lifting of the electric heater, the use reliability of a user is ensured, and the second foot rest arm and the casters are conveniently stored and hidden by utilizing the opening.
Drawings
Fig. 1 is a schematic structural diagram of an electric heater according to an embodiment of the present invention;
fig. 2 is an exploded view of a foot rest structure of an embodiment of the electric heater and the foot rest structure used in the electric heater according to the present invention;
fig. 3 is a schematic structural view of a first leg of an embodiment of the electric heater and a leg structure used by the electric heater according to the present invention;
fig. 4 is a schematic structural view of a second leg arm of an embodiment of the electric heater and the leg structure used in the electric heater according to the present invention;
In the figure:
1. a first leg arm; 2. a second leg arm; 11. a first rotation shaft; 21. a second rotation shaft; 3. casters; 4. a support arm; 41. a first support arm; 42. a second support arm; 22. a mounting plate; 5. and (3) mounting a plate.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The foot rest structure as shown in fig. 1 to 4 comprises a first foot rest arm 1 and a second foot rest arm 2, wherein the first foot rest arm 1 is rotatably arranged on other mechanisms through a first rotating shaft 11, the second foot rest arm 2 is rotatably arranged on the first foot rest arm 1 through a second rotating shaft 21, the axis of the first rotating shaft 11 and the axis of the second rotating shaft 21 form an included angle, the first rotating shaft 11 and the second rotating shaft 21 are utilized to realize multiple folding of the foot rest structure, the volume of the foot rest structure is reduced, and the transportation cost is further reduced.
The stand structure further comprises a caster wheel 3, wherein the caster wheel 3 is arranged on the second stand arm 2.
The included angle is right angle, can realize the regulation of four degrees of freedom of foot rest structure even truckle 3, increase foot rest structure's application scope.
The support arm 4 is arranged on the other mechanisms, the first through hole is formed in the first bracket arm 1, the first rotating shaft 11 is arranged in the first through hole, the end part of the first rotating shaft 11 is arranged on the support arm 4, the diameter of the first through hole is larger than that of the first rotating shaft 11, the first bracket arm 1 can freely rotate on the first rotating shaft 11, meanwhile, the support arm 4 is used for realizing the installation of the first bracket arm 1, and the installation reliability between the first bracket arm 1 and the other mechanisms is ensured.
The support arm 4 includes a first support arm 41 and a second support arm 42, a space is provided between the first support arm 41 and the second support arm 42, a first end of the first foot rest arm 1 is disposed in the space, and the first rotation shaft 11 sequentially penetrates the first support arm 41, the first foot rest arm 1 and the second support arm 42.
The first rotation shaft 11 is a fastening screw, the fastening screw and the second support arm 42 are fastened, the outer diameter of the fastening screw is smaller than the diameter of the first through hole, the fastening screw is used for fastening on the second support arm 42, and connection reliability between the foot rest structure and other mechanisms is guaranteed.
The first end of the first bracket arm 1 forms a first rounded structure, the axis of the first rounded structure is collinear with the axis of the first via hole, the angle range of the central angle occupied by the first rounded structure is 90-270 degrees, the rounded structure is used for ensuring that the first bracket arm 1 generates interference with other mechanisms in the angle range in the rotating process around the first rotating shaft 11, and the first bracket arm cannot rotate outside the angle range, so that the rotating range of the first bracket arm 1 is limited.
The support arm 4 is provided with a limit structure, the limit structure is matched with the first rounding structure, the limit structure is used for limiting the rotation range of the first bracket arm 1, the limit structure can be a bulge or a groove coaxial with the first rounding structure, and the limit structure is arranged according to the size and the structure of the first bracket arm 1.
The first rounded structure is provided with a groove, the supporting arm 4 protrudes into the groove to form a protrusion, the protrusion freely slides in the groove, and the side surface of the protrusion reaches the maximum rotation position of the first bracket arm 1 when being attached to the corresponding inner surface of the groove.
The first bracket arm 1 is provided with a receiving groove 22, a first end of the second bracket arm 2 is arranged in the receiving groove 22, and the second rotating shaft 21 is matched with the second bracket arm 2 after penetrating into the receiving groove 22 from the outside of the receiving groove 22.
The second bracket arm 2 is provided with a second via hole, the second rotating shaft 21 is disposed in the second via hole, and the outer diameter of the second rotating shaft 21 is smaller than the diameter of the second via hole, so that the second bracket arm 2 can freely rotate around the second rotating shaft 21.
A supporting plane is formed on the end face of the first end of the second stand arm 2, a first side face is provided in the rotation direction of the second stand arm 2, a second rounded structure is formed between the supporting plane and the first side face, and when the caster 3 is in a state of contacting with the ground, the supporting plane is in abutting fit with the corresponding inner surface of the accommodating groove 22.
An axis of the second rounded structure is collinear with an axis of the second via.
The radius of the first rounding structure is smaller than that of the second rounding structure, so that the extrusion limiting effect of the second stand arm 2 after being unfolded is realized, and the stand structure is prevented from rotating.
An opening is formed in the side face of the accommodating groove 22, the second stand arm 2 can enter or escape from the opening, the second stand arm 2 is accommodated and hidden by the opening, the size of the stand structure is further reduced, and the transportation cost is reduced.
When the structures of other mechanisms are smaller or plastic parts are adopted, the foot rest structure further comprises a mounting plate 5, the first foot rest arm 41 is arranged on the other mechanisms through the mounting plate 5, and when all other mechanisms adopt sheet metal parts, the mounting plate 5 is not required to be arranged.
The mounting plate 5 is provided with a clamping piece, the mounting plate 5 is arranged on other mechanisms through the clamping piece, clamping installation is carried out by utilizing the clamping piece, positioning requirements are met simultaneously, screw holes can be additionally formed in the mounting plate 5 for increasing tightness, and fastening setting is carried out by utilizing screws.
The two first bracket arms 1 are symmetrically arranged on one mounting plate 5.
An electric heater comprises the foot rest structure.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (12)
1. A foot rest structure, its characterized in that: the device comprises a first foot rest arm (1) and a second foot rest arm (2), wherein the first foot rest arm (1) is rotatably arranged on other mechanisms through a first rotating shaft (11), the second foot rest arm (2) is rotatably arranged on the first foot rest arm (1) through a second rotating shaft (21), and an included angle is formed between the axis of the first rotating shaft (11) and the axis of the second rotating shaft (21); the other mechanisms are provided with supporting arms (4), the first bracket arm (1) is provided with first through holes, the first rotating shaft (11) is arranged in the first through holes, and the end parts of the first rotating shaft (11) are arranged on the supporting arms (4); the first end of the first bracket arm (1) forms a first rounding structure, the axis of the first rounding structure is collinear with the axis of the first via hole, and the angle range of the central angle occupied by the first rounding structure is 90-270 degrees; a limiting structure is arranged on the supporting arm (4), and the limiting structure is matched with the first rounding structure; the first rounding structure is provided with a groove, the supporting arm (4) protrudes into the groove to form a bulge, the bulge freely slides in the groove, and the side surface of the bulge reaches the maximum rotation position of the first bracket arm (1) when being attached to the corresponding inner surface of the groove; the first leg arm (1) is provided with a containing groove (22), the first end of the second leg arm (2) is arranged in the containing groove (22), and the second rotating shaft (21) penetrates into the containing groove (22) from the outside of the containing groove (22) and then is matched with the second leg arm (2); the second bracket arm (2) is provided with a second through hole, the second rotating shaft (21) is arranged in the second through hole, and the outer diameter of the second rotating shaft (21) is smaller than the diameter of the second through hole; a supporting plane is formed on the end face of the first end of the second bracket arm (2), a first side face is arranged on the second bracket arm (2) in the rotation direction, a second round structure is formed between the supporting plane and the first side face, and the supporting plane is in butt fit with the corresponding inner surface of the accommodating groove (22).
2. A foot rest structure according to claim 1, wherein: the foot rest structure further comprises a foot wheel (3), and the foot wheel (3) is arranged on the second foot rest arm (2).
3. A foot rest structure according to claim 1, wherein: the included angle is a right angle.
4. A foot rest structure according to claim 1, wherein: the support arm (4) comprises a first support arm (41) and a second support arm (42), a space is reserved between the first support arm (41) and the second support arm (42), a first end of the first foot rest arm (1) is arranged in the space, and the first rotating shaft (11) sequentially penetrates through the first support arm (41), the first foot rest arm (1) and the second support arm (42).
5. A tripod structure according to claim 4, wherein: the first rotating shaft (11) is a fastening screw which is fastened with the second supporting arm (42), and the outer diameter of the fastening screw is smaller than the diameter of the first through hole.
6. A foot rest structure according to claim 1, wherein: an axis of the second rounded structure is collinear with an axis of the second via.
7. A tripod structure according to claim 6, wherein: the radius of the first rounded structure is smaller than the radius of the second rounded structure.
8. A foot rest structure according to claim 1, wherein: an opening is provided on the side of the receiving groove (22), and the second leg arm (2) can enter or exit the opening.
9. A foot rest structure according to claim 1, wherein: the foot rest structure further comprises a mounting plate (5), and the first foot rest arm (1) is arranged on the other mechanisms through the mounting plate (5).
10. A foot rest structure according to claim 9, wherein: the mounting plate (5) is provided with a clamping piece, and the mounting plate (5) is arranged on the other mechanisms through the clamping piece.
11. A foot rest structure according to claim 9, wherein: the two first bracket arms (1) are symmetrically arranged on one mounting plate (5).
12. An electric heater, characterized in that: a tripod structure comprising any one of claims 1 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910111271.7A CN109764403B (en) | 2019-02-12 | 2019-02-12 | Electric heater and foot rest structure used by same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910111271.7A CN109764403B (en) | 2019-02-12 | 2019-02-12 | Electric heater and foot rest structure used by same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109764403A CN109764403A (en) | 2019-05-17 |
| CN109764403B true CN109764403B (en) | 2024-05-03 |
Family
ID=66454820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910111271.7A Active CN109764403B (en) | 2019-02-12 | 2019-02-12 | Electric heater and foot rest structure used by same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109764403B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107950A (en) * | 2019-06-05 | 2019-08-09 | 珠海格力电器股份有限公司 | Foot prop component and device with foot prop component |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0733867A2 (en) * | 1995-03-24 | 1996-09-25 | GIACOMINI Services and Engineering SA | Installation for mounting a radiator on a wall |
| CN201636968U (en) * | 2010-01-28 | 2010-11-17 | 先锋电器集团有限公司 | Electric heater |
| CN203949274U (en) * | 2014-07-24 | 2014-11-19 | 珠海格力电器股份有限公司 | The syndeton of a kind of electric heater and foot rest thereof and housing |
| CN205716280U (en) * | 2016-06-28 | 2016-11-23 | 国家电网公司 | The arm-type Multifunctional fixed support of omnidirectional's elastic force |
| CN206817592U (en) * | 2017-04-28 | 2017-12-29 | 广东美的环境电器制造有限公司 | Fold castor and there is its warmer |
| CN206817591U (en) * | 2017-04-28 | 2017-12-29 | 广东美的环境电器制造有限公司 | Fold castor and there is its warmer |
| CN208011856U (en) * | 2018-01-23 | 2018-10-26 | 艾美特电器（九江）有限公司 | A kind of foldable portable heater |
| CN209706186U (en) * | 2019-02-12 | 2019-11-29 | 珠海格力电器股份有限公司 | Electric heater and its foot rest structure used |
-
2019
- 2019-02-12 CN CN201910111271.7A patent/CN109764403B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0733867A2 (en) * | 1995-03-24 | 1996-09-25 | GIACOMINI Services and Engineering SA | Installation for mounting a radiator on a wall |
| CN201636968U (en) * | 2010-01-28 | 2010-11-17 | 先锋电器集团有限公司 | Electric heater |
| CN203949274U (en) * | 2014-07-24 | 2014-11-19 | 珠海格力电器股份有限公司 | The syndeton of a kind of electric heater and foot rest thereof and housing |
| CN205716280U (en) * | 2016-06-28 | 2016-11-23 | 国家电网公司 | The arm-type Multifunctional fixed support of omnidirectional's elastic force |
| CN206817592U (en) * | 2017-04-28 | 2017-12-29 | 广东美的环境电器制造有限公司 | Fold castor and there is its warmer |
| CN206817591U (en) * | 2017-04-28 | 2017-12-29 | 广东美的环境电器制造有限公司 | Fold castor and there is its warmer |
| CN208011856U (en) * | 2018-01-23 | 2018-10-26 | 艾美特电器（九江）有限公司 | A kind of foldable portable heater |
| CN209706186U (en) * | 2019-02-12 | 2019-11-29 | 珠海格力电器股份有限公司 | Electric heater and its foot rest structure used |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109764403A (en) | 2019-05-17 |
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