CN104234566A - Buffer device, hinge assembly with buffer device and electrical equipment - Google Patents
Buffer device, hinge assembly with buffer device and electrical equipment Download PDFInfo
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- CN104234566A CN104234566A CN201310240408.1A CN201310240408A CN104234566A CN 104234566 A CN104234566 A CN 104234566A CN 201310240408 A CN201310240408 A CN 201310240408A CN 104234566 A CN104234566 A CN 104234566A
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Abstract
The invention discloses a buffer device, a hinge assembly with the buffer device and electrical equipment. The buffer device comprises a rotary shaft, a spring, two fixing blocks and two moving blocks. The spring wraps the rotary shaft; the fixing blocks are arranged at two ends of the rotary shaft; the moving blocks profitably sleeve the rotary shaft and are arranged between the two fixing blocks and two ends of the spring respectively; the inner end face of each moving block is pressed against the spring, and the moving blocks rotate at the predetermined angles corresponding to the corresponded fixing blocks through the applied external torsion synchronously and respectively and are positioned. According to the buffer device, in the opening and closing processes of the electrical equipment, such as a cover plate of an oven, the progress can be stopped at any angles, risks caused by sudden drop of the cover plate are prevented, and the problem of gas leakage caused by the sudden drop of the cover plate is solved for the gas oven.
Description
Technical field
The present invention relates to appliance field, especially relate to a kind of buffer and there is its hinge component, electric equipment.
Background technology
The buffer that traditional baking box cover plate uses, one directly adopts plastic parts or sheet metal component to connect cover plate and casing, realizes cover plate and open and the function of closing casing, but, in use there is cover plate and to plunk down the danger of collision user.Also having a kind of is mainly rely on the action of torsion spring to realize opening of cover plate and closing function, because this device only pauses in closing process in certain angular range, when exceeding maximum angle, cover plate also can freely fall, the danger that same existence is collided user, especially fall suddenly, gas burning roastor is caused to the danger of gas leakage.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art.For this reason, one object of the present invention is to propose a kind of buffer avoiding working the mischief to user.
Another object of the present invention is to propose a kind of hinge component with above-mentioned buffer.
Another object of the present invention is to propose a kind of electric equipment with above-mentioned hinge component.
The buffer of embodiment according to a first aspect of the present invention, comprising: power transmission shaft; Spring, described spring winding is on described power transmission shaft; Two fixed blocks, described two fixed blocks are located at the two ends of described power transmission shaft respectively; And two movable blocks, described two movable blocks to be rotatably set in respectively on described power transmission shaft and to be located between described two fixed blocks and the two ends of described spring respectively, wherein the inner end face of each described movable block and described spring only support, and locate respectively when described two movable blocks are subject to torquing forces relative to corresponding described fixed block synchronous rotary predetermined angular.
According to the buffer of the embodiment of the present invention, the cover plate of electric equipment such as baking box is in the process opened and closed, can pause in any angle, thus prevent cover plate to fall suddenly to cause danger to user, and for gas burning roastor, solve the problem that cover plate falls to causing suddenly gas leakage.In addition, this buffer easy for installation, efficiency of assembling is high and connect reliable.
In addition, also following additional technical feature can be had according to buffer of the present invention:
According to one embodiment of present invention, the outer end of described movable block have multiple first teeth of circumference distribution, that the inner of its corresponding described fixed block has a circumference distribution and multiple second teeth that engage rotatable with described multiple first tooth.Thus, by the rotation engagement of multiple first tooth and multiple second tooth, two movable blocks can power transmission shaft axially relative to or move in opposite directions.
Further, each described first tooth has the first inclined-plane, and each described second tooth has the second inclined-plane.Thus, by the cooperation on the first inclined-plane and the second inclined-plane, rotate movable block, by the only use instead on the second inclined-plane of the second tooth on fixed block, thus movable block can be moved towards away from fixed block or near the direction of fixed block.
Alternatively, described first inclined-plane and described second inclined-plane are all formed as tapered plane.
Alternatively, described first inclined-plane and described second inclined-plane are all formed as skew surface.
Further, described first inclined-plane is configured to outwardly cambered surface, and described second inclined-plane is configured to the cambered surface inwardly concaved coordinated with described first inclined-plane.
Alternatively, the quantity of described first tooth and described second tooth is equal and be all no less than three.Thus, uniform force, improves the reliability of the first tooth and the engagement of the second tooth.
Or alternatively, the quantity of described first tooth is less than the quantity of the second tooth, and at least one first tooth described is engaged in accordingly between described second tooth.
According to one embodiment of present invention, described buffer comprises further: the first stop part and the second stop part, and described first stop part and the second stop part to be all located on described power transmission shaft and to lay respectively at the outside of described two fixed blocks.Thus, by arranging stop part, can effectively prevent spring, two movable blocks and two fixed blocks from coming off from power transmission shaft.
Particularly, described first stop part is trip bolt, and described trip bolt is connected on described power transmission shaft through corresponding described fixed block.Thus, processing is simple and cost is low.
Further, described second stop part is formed as the projection that extends radially outward from the outer peripheral face of described power transmission shaft.
Alternatively, at least one in described first stop part and the second stop part is the nut being engaged in described power transmission shaft respective end.
The hinge component of embodiment according to a second aspect of the present invention, comprising: hinge seat; Hinge housing, described hinge housing is connected on described hinge seat pivotly; And according to the buffer of the above-mentioned first aspect embodiment of the present invention, fixed block described in one of them is connected with described hinge seat, and described movable block is connected with described hinge housing and described hinge housing rotates and drives described two movable blocks removable relative to two fixed blocks.
The hinge component of embodiment according to a second aspect of the present invention, by arranging the buffer of above-described embodiment, close in the process of casing at cover plate, cover plate can pause in the angular range that each is less, thus cover plate slowly can fall and there will not be situation about plunking down, ensure that the safety of user on the one hand, also effectively prevent cover plate on the other hand and produce noise owing to falling suddenly and the situation of casing may be damaged.
Particularly, have accommodation section in described hinge housing, described two movable blocks are all located in described accommodation section to rotarily drive described two movable block relative movements with described hinge housing.Thus, dramatically saves on taking up room of hinge component, and alleviate the weight of hinge component.
According to one embodiment of present invention, the first holding section is provided with in described accommodation section, described movable block is provided with the second holding section, and wherein said second holding section coordinates with described first holding section to make described hinge housing rotarily drive described two movable block relative movements.Thus, by arranging the first holding section and the second holding section, movable block can rotate along with the rotation of hinge housing.
According to another embodiment of the invention, the cross section of described accommodation section is configured to have at least one straightway, the periphery wall of described movable block is configured to have at least one planar section, and described planar section coordinates to make described hinge housing rotarily drive described movable block and rotates with described straightway.
Further, the cross section of described accommodation section also comprises the arc that two diameters do not wait, and the two ends of described two arcs are connected respectively by two described straightways.
Alternatively, described hinge housing is two and described two hinge housings are set in outside described two movable blocks respectively.Thus, save material, thus reduce cost.
According to one embodiment of present invention, described hinge housing is connected with described hinge seat by syndeton, and wherein said syndeton comprises: the first connector, and described first connector is located on described hinge seat; With the second connector, described second connector is located at one end of described power transmission shaft and coordinates with described first connector.Thus, by arranging the first connector and the second connector, hinge housing can be connected on hinge seat securely.
The electric equipment of embodiment according to a third aspect of the present invention, comprising: casing; And cover plate, described cover plate is located to open or close described casing on described casing by least one hinge component pivotly, and wherein said hinge component is the hinge component according to the above-mentioned second aspect embodiment of the present invention.
According to the electric equipment such as baking box of the embodiment of the present invention, by arranging the hinge component of above-described embodiment, baking box cover plate is in the process opened and closed, any angle can be paused, avoid cover plate to fall suddenly and cause danger to user, and solve the problem of the gas leakage falling to making suddenly gas burning roastor due to cover plate.
Alternatively, described hinge component is two and described two hinge components are spaced to turn up the soil and are located between described casing and described cover plate.
Particularly, described hinge housing is provided with two and is parallel to each other and the installing plate be spaced apart from each other, and described cover plate is connected between described two installing plates.Thus, structure is simple and easy for installation.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the explosive view of buffer and hinge housing according to an embodiment of the invention;
Fig. 2 is the stereogram of the buffer shown in Fig. 1;
Fig. 3 is another stereogram of the buffer shown in Fig. 1;
Fig. 4 is the schematic diagram of electric equipment according to an embodiment of the invention;
Fig. 5 is the left view of the electric equipment shown in Fig. 4.
Description of reference numerals:
100: buffer;
1: power transmission shaft; 2: spring;
3: fixed block; 31: the second teeth; 311: the second inclined-planes;
32: contiguous block; 33: boss;
4: movable block; 41: the first teeth; 411: the first inclined-planes;
51: trip bolt; 52: protruding;
201: hinge seat; 202: hinge housing;
2021: accommodation section; 2022: installing plate;
203: hinge end cap;
300: electric equipment;
301: casing; 302: cover plate.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, it will be appreciated that, term " " center ", " transverse direction ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
Describe the buffer 100 according to the embodiment of the present invention below with reference to Fig. 1-Fig. 5, this buffer 100 can be connected between casing 301 and cover plate 302, for opening and closing this cover plate 302.In description below the application, in the lump see Fig. 4 and Fig. 5, be described for opening or closing relative to casing 301 in baking box and by cover plate 302 for buffer 100.Certainly, those skilled in the art are appreciated that this buffer 100 is only exemplarily described for baking box, and are not limited thereto, buffer 100 according to the present invention also can be used in other electric equipments 300 with casing 301 and cover plate 302, such as refrigerator, wine cabinet or refrigerator etc.
As shown in Figure 1-Figure 3, the buffer 100 of embodiment according to a first aspect of the present invention, comprises power transmission shaft 1, spring 2, two fixed blocks 3 and two movable blocks 4.
Spring 2 winding is on power transmission shaft 1.With reference to Fig. 1, spring 2 and power transmission shaft 1 are coaxially arranged, and extend spirally around the periphery of power transmission shaft 1, and spring 2 length is in its natural state less than power transmission shaft 1 length in its axial direction.
Two fixed blocks 3 are located at the two ends of power transmission shaft 1 respectively.Such as in the example of Fig. 2 and Fig. 3, two fixed blocks 3 are located in the two ends of power transmission shaft 1, and be positioned at the both sides of spring 2, particularly, the shape of cross section of power transmission shaft 1 is roughly in hexagon, two fixed blocks 3 are all formed with the through-hole section running through it, alternatively, the inner peripheral surface of through-hole section is formed as the shape with the outer peripheral face shape adaptation of power transmission shaft 1, in other words, the shape of cross section of through-hole section is hexagon, thus fixed block 3 is assembled to after on power transmission shaft 1, and fixed block 3 can not rotate around the axis of power transmission shaft 1.It is to be appreciated that the shape of cross section of power transmission shaft 1 can also be the polygon etc. of other limit numbers such as ellipse, Long Circle, triangle, quadrangle.
Two movable blocks 4 are rotatably set on power transmission shaft 1 respectively.As shown in Figure 1, two movable blocks 4 are all located on power transmission shaft 1, and two movable blocks 4 are rotatable around the axis of power transmission shaft 1, particularly, each movable block 4 is all formed with the manhole running through it, maximum distance now between the diameter of manhole should be greater than power transmission shaft 1 outer peripheral face 2, thus two movable blocks 4 both can rotate around the axis of power transmission shaft 1, again can axially moving at power transmission shaft 1.
Two movable blocks 4 are located between two fixed blocks 3 and the two ends of spring 2 respectively, that is, as shown in Figures 2 and 3, the movable block 4 of left end be located at left side fixed block 3 and the left end of spring 2 between, the movable block 4 of right-hand member be located at right side fixed block 3 and the right-hand member of spring 2 between.
Wherein the inner end face of each movable block 4 and spring 2 only support.Here, it should be noted that, " the inner " refers to the one end at the center along its length of contiguous power transmission shaft 1, the right-hand member end face of movable block 4 and the left end of spring 2 that are such as positioned at left side only support, the left end end face of movable block 4 and the right-hand member of spring 2 that are positioned at right side only support, as shown in Figures 2 and 3, correspondingly, " outer end " refers to the one end at the center along its length away from power transmission shaft 1, the right-hand member of the left end being such as positioned at the movable block 4 in left side and the movable block 4 being positioned at right side.
Locate relative to corresponding fixed block 3 synchronous rotary predetermined angular respectively when two movable blocks 4 are subject to torquing forces.With reference to Fig. 3, when two movable blocks 4 are subject to torquing forces effect, two movable blocks 4 are while rotating around power transmission shaft 1, can away from or near its corresponding fixed block 3, in other words, two movable block 4 meeting relative motion compresses springs 2 or move toward one another pull-off spring 2, now the anglec of rotation of two movable blocks 4 is equal, thus equal in power transmission shaft 1 displacement axially.In the process of two movable block 4 relative movement Compress Springs 2, the torsion preventing spring 2 from compressing further can be produced, thus movable block 4 can be positioned on this angle after rotating to predetermined angular.
In one of them example of the present invention, at least one the be fixed on casing 301 in two fixed blocks 3.Two movable blocks 4 can be connected with cover plate 302 respectively.Under being at cover plate 302 state opened completely, as shown in Figure 2, spring 2 is in nature elongation state completely.When cover plate 302 is in closing process, as shown in Figure 3, cover plate 302 rotation can drive movable block 4 to rotate, meanwhile, two movable blocks 4 are along the axial relative movement of power transmission shaft 1, thus Compress Spring 2, produce a torsion contrary with cover plate 302 direction of motion, and then reach the object allowing cover plate 302 be parked on each angle.
According to the buffer 100 of the embodiment of the present invention, the cover plate 302 of electric equipment 300 such as baking box is in the process opened and closed, can pause in any angle, thus prevent cover plate 302 to fall to causing danger to user suddenly, and for gas burning roastor, solve the problem that cover plate 302 falls to causing suddenly gas leakage.In addition, this buffer 100 easy for installation, efficiency of assembling is high and connect reliable.
In one embodiment of the invention, the outer end of movable block 4 have multiple first teeth 41 of circumference distribution, that the inner of its corresponding fixed block 3 has a circumference distribution and multiple second teeth 31 that engage rotatable with multiple first tooth 41.
With reference to Fig. 1, movable block 4 on one end end face of its corresponding fixed block 3, be formed with multiple first tooth 41, multiple first tooth 41 distributes around the circumference of power transmission shaft 1 and all extends from this end end face towards the direction of fixed block 3, correspondingly, fixed block 3 on one end end face of its corresponding movable block 4, be formed with multiple second tooth 31, multiple second tooth 31 distributes around the circumference of power transmission shaft 1 and all extends from this end end face towards the direction of movable block 4, by arranging multiple first tooth 41 and multiple second tooth 31, when two movable blocks 4 rotate relative to corresponding fixed block 3 respectively, engaged by the rotation of multiple first tooth 41 and multiple second tooth 31, two movable blocks 4 can power transmission shaft 1 axially relative to or move in opposite directions.
Further, each first tooth 41 has the first inclined-plane 411, and each second tooth 31 has the second inclined-plane 311.As shown in Figures 2 and 3, by the cooperation on the first inclined-plane 411 and the second inclined-plane 311, rotate movable block 4, by the only use instead on the second inclined-plane 311 of the second tooth 31 on fixed block 3, thus movable block 4 is moved towards the direction away from fixed block 3 or the direction near fixed block 3.
Alternatively, the first inclined-plane 411 and the second inclined-plane 311 are all formed as tapered plane (scheming not shown).Certainly, the present invention is not limited thereto, in another embodiment of the present invention, the first inclined-plane 411 and the second inclined-plane 311 are all formed as skew surface.Particularly, the first inclined-plane 411 is configured to outwardly cambered surface, and the second inclined-plane 311 is configured to the cambered surface inwardly concaved coordinated with the first inclined-plane 411, as shown in Figure 1-Figure 3.But in other examples of the present invention, the first inclined-plane 411 also can be configured to the cambered surface inwardly concaved, the second inclined-plane 311 is configured to the outwardly cambered surface (scheming not shown) coordinated with the first inclined-plane 411.
Alternatively, the quantity of the first tooth 41 and the second tooth 31 is equal and be all no less than three.Such as in the example of fig. 1, the quantity of the first tooth 41 and the second tooth 31 is three, three the first teeth 41 being uniformly distributed along in the circumference of power transmission shaft 1 at movable block 4 one end end face, three the second teeth 31 being uniformly distributed along in the circumference of power transmission shaft 1 at fixed block 3 one end end face, uniform force, improves the reliability of the first tooth 41 and the engagement of the second tooth 31.Further alternatively, three the first teeth 41 and three the second teeth 31 join end to end successively, angle between two now adjacent the first teeth 41 is 120 °, angle between two adjacent the second teeth 31 is 120 °, at movable block 4 around the axial rotation angle of power transmission shaft 1 from being less than 120 ° to the process being greater than 120 °, the first tooth 41 of movable block 4 can from moving to gradually between a pair adjacent two the second tooth 31 between a pair adjacent two the second tooth 31.
Or alternatively, the quantity of the first tooth 41 is less than the quantity of the second tooth 31, and at least one first tooth 41 is engaged between corresponding second tooth 31 (scheming not shown), like this, when movable block 4 rotates relative to fixed block 3, first tooth 41 of movable block 4 can move between multiple second tooth 31, thus makes cover plate 302 can slowly closing, and there will not be situation about falling suddenly.It is to be appreciated that the concrete quantity of the first tooth 41 and the second tooth 31 can be arranged according to actual requirement, to meet actual requirement better.
In one embodiment of the invention, buffer 100 comprises further: the first stop part and the second stop part, and the first stop part and the second stop part to be all located on power transmission shaft 1 and to lay respectively at the outside of two fixed blocks 3, as shown in Figure 1-Figure 3.By arranging stop part, can effectively prevent spring 2, two movable blocks 4 and two fixed blocks 3 from coming off from power transmission shaft 1.
Particularly, the first stop part is trip bolt 51, and trip bolt 51 is connected on power transmission shaft 1 through corresponding fixed block 3.As shown in Figure 1-Figure 3, trip bolt 51 is located on the end face of power transmission shaft 1, this end face is formed with the screwed hole inwardly concaved, and fixed block 3 is formed with counterbore, trip bolt 51 can be connected in the screwed hole of power transmission shaft 1 through the counterbore threads on fixed block 3, and processing is simple and cost is low.
Further, the second stop part is formed as the projection 52 that extends radially outward from the outer peripheral face of power transmission shaft 1.Particularly, such as in the example of Fig. 1-Fig. 3, the outer peripheral face of power transmission shaft 1 is formed with the groove recessed towards the center of power transmission shaft 1, projection 52 is from bottom surface the extending radially outwardly along power transmission shaft 1 of groove, the outer peripheral face of power transmission shaft 1 is stretched out at the top of protruding 52, and alternatively, protruding 52 are multiple and multiple protruding 52 are evenly distributed in the circumference of power transmission shaft 1, further alternatively, protruding 52 are two and two projections 52 are formed on the radially relative outer peripheral face of power transmission shaft 1.
Alternatively, at least one in the first stop part and the second stop part is the nut (scheming not shown) being engaged in power transmission shaft 1 respective end.That is, the first stop part is the nut being engaged in power transmission shaft 1 respective end, or the second stop part is the nut being engaged in power transmission shaft 1 respective end, or the first stop part and the second stop part are the nut being engaged in power transmission shaft 1 respective end.
Particularly, for the first stop part for nut is described, now the respective end of power transmission shaft 1 is formed with the external screw thread extended along its axial screw, the screw-internal thread fit of this external screw thread and nut, thus nut can be assemblied on power transmission shaft 1.It is to be appreciated that the rigging position of externally threaded length and nut can be arranged according to actual requirement, to have buffering effect better.Be the situation that nut or the first stop part and the second stop part are nut about the second stop part, be that the situation of nut is roughly the same with the first stop part, do not repeat them here.
As shown in Figure 4 and Figure 5, the hinge component of embodiment according to a second aspect of the present invention, comprises hinge seat 201, hinge housing 202 and the buffer 100 according to the above-mentioned first aspect embodiment of the present invention.
Hinge housing 202 is connected on hinge seat 201 pivotly.Such as in the example of fig. 4, hinge seat 201 can be fixedly connected on casing 301, hinge housing 202 is connected with cover plate 302, hinge housing 202 can rotate around the center of rotation of hinge seat 201, thus cover plate 302 rotation drives hinge housing 202 to rotate relative to hinge seat 201, and then make cover plate 302 can open or close casing 301.
One of them fixed block 3 is connected with hinge seat 201, movable block 4 be connected with hinge housing 202 and hinge housing 202 to rotate drive two movable blocks 4 removable relative to two fixed blocks 3.With reference to Fig. 4, one of them fixed block 3 is connected with hinge seat 201, movable block 4 is connected with hinge housing 202, thus cover plate 302 drives hinge housing 202 to rotate, and then drive movable block 4 along the axial-rotation of power transmission shaft 1, and coordinating by movable block 4 and its corresponding fixed block 3, two movable blocks 4 understand power transmission shaft 1 axially relative to or move in opposite directions.
The hinge component of embodiment according to a second aspect of the present invention, by arranging the buffer 100 of above-described embodiment, close in the process of casing 301 at cover plate 302, cover plate 302 can pause in the angular range that each is less, thus cover plate 302 slowly can fall and there will not be situation about plunking down, ensure that the safety of user on the one hand, also effectively prevent cover plate 302 on the other hand and produce noise owing to falling suddenly and the situation of casing 301 may be damaged.
Particularly, there is in hinge housing 202 2021, two, accommodation section movable block 4 be all located in accommodation section 2021 to rotarily drive the relative movement of two movable blocks 4 with hinge housing 202.With reference to Fig. 1, have the accommodation section 2021 running through it in hinge housing 202, buffer 100 is all located in accommodation section 2021, thus dramatically saves on taking up room of hinge component, and alleviates the weight of hinge component.
In one embodiment of the invention, the first holding section is provided with in accommodation section 2021, movable block 4 is provided with the second holding section, and wherein the second holding section coordinates with the first holding section to make hinge housing 202 rotarily drive two movable blocks 4 relative movement (scheming not shown).In one of them example of the present invention, first holding section can be formed as the lug boss extended radially inwardly from the internal perisporium of accommodation section 2021 along hinge housing 202, second holding section is formed as the mating groove with raised portion fits, when buffer 100 is mounted to after in hinge housing 202, close in the process of casing 301 at cover plate 302, hinge housing 202 rotation can drive movable block 4 to rotate, and pass through the cooperation of its corresponding fixed block 3 of movable block 4, two movable blocks 4 can relative movement Compress Spring 2, thus plays the effect of buffering.It is to be appreciated that the quantity of the first holding section and the second holding section and concrete shape can be arranged according to actual requirement, to meet actual requirement better.
Certainly, the present invention is not limited thereto, in another embodiment of the present invention, the cross section of accommodation section 2021 is configured to have at least one straightway, the periphery wall of movable block 4 is configured to have at least one planar section, and planar section coordinates to make hinge housing 202 rotarily drive movable block 4 and rotates with straightway.
Such as in one of them example of the present invention, the cross section of accommodation section 2021 is configured to have two straightways, and the periphery wall of movable block 4 is configured to have two planar sections, and two planar sections coordinate with two straightways respectively.Particularly, with reference to 1-Fig. 3, the cross section of accommodation section 2021 also comprises the arc that two diameters do not wait, and the two ends of two arcs are connected respectively by two straightways.
But in other examples of the present invention, the cross section of accommodation section 2021 can be also roughly D shape, correspondingly, the shape of cross section of movable block 4 is also roughly in D shape (scheming not shown).That is, the cross section of accommodation section 2021 is formed primarily of a straight flange and an arc-shaped side.Certainly, the cross section of accommodation section 2021 can also be made up of (scheming not shown) a straight flange and a curved side or wave limit, and this curved side or wave limit can be curved side or the wave limit of arbitrary shape.
It is to be appreciated that the cross section of accommodation section 2021 can also be the polygon etc. on ellipse, Long Circle, " rice " font or at least three limits.
Alternatively, hinge housing 202 is two and two hinge housings 202 are set in two movable blocks 4 outer (scheming not shown) respectively.That is, two hinge housings 202 are arranged with outside a buffer 100, these two hinge housings 202 are in the setting that is axially spaced apart from each other of power transmission shaft 1, and be set in outside two movable blocks 4 respectively, thus turning joint housing 202 can drive movable block 4 rotate and move, save material, thus reduce cost.
In one embodiment of the invention, hinge housing 202 is connected with hinge seat 201 by syndeton, and wherein syndeton comprises: the first connector and the second connector, the first connector is located on hinge seat 201.Second connector is located at one end of power transmission shaft 1 and coordinates with the first connector.
As Figure 1-Figure 5, first connector can be the link slot be formed on hinge seat 201, second connector is located at one end of the adjacent hinge seat 201 of power transmission shaft 1, particularly, second connector is the contiguous block 32 of one end of the adjacent hinge seat 201 of the fixed block 3 being located at respective end, this contiguous block 32 can be roughly Long Circle, this contiguous block 32 is formed as the shape with the shape adaptation of link slot, by coordinating of contiguous block 32 and link slot, thus buffer 100 is connected on hinge seat 201, by coordinating of movable block 4 and hinge housing 202, thus buffer 100 is connected with hinge housing 202, and then hinge housing 202 is connected on hinge seat 201 pivotly.
Further, boss 33 is provided with between contiguous block 32 and its corresponding fixed block 3, the cross sectional area of boss 33 should be greater than the cross sectional area of the accommodation section 2021 of hinge housing 202, thus one end of boss 33 only can be against the respective end of hinge housing 202, its other end is connected with hinge seat 201 by contiguous block 32, thus buffer 100 can be connected between hinge seat 201 and hinge housing 202 securely, now the other end of hinge housing 202 is sealed by hinge end cap 203, thus can prevent dust etc. from entering in accommodation section 2021.Alternatively, contiguous block 32, boss 33 and fixed block 3 are one-body molded.
With reference to Fig. 1-Fig. 3, be positioned at right side fixed block 3, be positioned at right side movable block 4, spring 2, be positioned at left side movable block 4 and be positioned at left side fixed block 3 be installed on power transmission shaft 1 successively, then fastening by trip bolt 51, then the buffer 100 assembled is assembled with hinge housing 202, finally by hinge end cap 203 envelope to the corresponding end of hinge housing 202, thus complete and be positioned at the buffer 100 in left side and the installation of its corresponding hinge housing 202.Be positioned at left side fixed block 3, be positioned at right side movable block 4, spring 2, be positioned at right side movable block 4 and be positioned at right side fixed block 3 be installed on power transmission shaft 1 successively, then fastening by trip bolt 51, then the buffer 100 assembled is assembled with hinge housing 202, finally by hinge end cap 203 envelope to the corresponding end of hinge housing 202, thus complete and be positioned at the buffer 100 on right side and the installation of its corresponding hinge housing 202.
As shown in Figure 4 and Figure 5, the electric equipment 300 such as baking box of embodiment, comprises casing 301 and cover plate 302 according to a third aspect of the present invention.
Cover plate 302 is located to open or close casing 301 on casing 301 by least one hinge component pivotly, and wherein hinge component is the hinge component according to the above-mentioned second aspect embodiment of the present invention.
Such as in the example of Fig. 4 and Fig. 5, the cover plate 302 of baking box is located at the top of the casing 301 of baking box, and hinge component is located between casing 301 and cover plate 302, opens or closes casing 301 pivotly to make cover plate 302.
According to the electric equipment 300 such as baking box of the embodiment of the present invention, by arranging the hinge component of above-described embodiment, baking box cover plate 302 is in the process opened and closed, any angle can be paused, avoid cover plate 302 to fall to causing danger to user suddenly, and solve because cover plate 302 makes the problem of the gas leakage of gas burning roastor in whereabouts suddenly.
Alternatively, hinge component is two and two hinge components are spaced to turn up the soil and are located between casing 301 and cover plate 302.With reference to Fig. 4 and Fig. 5, two hinge components are located at the two ends, left and right at casing 301 rear portion respectively, each hinge component comprises a hinge housing 202, hinge seat 201 and a buffer 100, two hinge seats 201 are located at left end and the right-hand member at casing 301 top respectively, and two hinge housings 202 are connected with two hinge seats 201 respectively.Certainly, the present invention is not limited thereto, each hinge component also can comprise two hinge seats 201 and a hinge housing 202, and now two hinge seats 201 lay respectively at the two ends (scheming not shown) of hinge housing 202.
Or alternatively, hinge component also can be one and this hinge component is located between casing 301 and cover plate 302 and (schemes not shown).It is to be appreciated that the quantity of hinge component can be arranged according to actual requirement, to meet actual requirement better.
Particularly, hinge housing 202 is provided with two and is parallel to each other and the installing plate 2022 be spaced apart from each other, and cover plate 302 is connected between two installing plates 2022.As shown in Figure 1 and Figure 4, the cross section of hinge housing 202 is roughly rounded, one of them installing plate 2022 can overlap with the tangent line of the outer peripheral face of hinge housing 202, another installing plate 2022 is parallel with this installing plate 2022 and stretch out from the outer peripheral face of hinge housing 202, the distance that two installing plates 2022 are spaced apart from each other is substantially equal to the thickness of cover plate 302, and cover plate 302 can be connected between these two installing plates 2022.
According to the electric equipment 300 such as baking box of the embodiment of the present invention other form and operation be all known to those skilled in the art, be not described in detail here.
In the description of this manual, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalents thereof.
Claims (22)
1. a buffer, is characterized in that, comprising:
Power transmission shaft;
Spring, described spring winding is on described power transmission shaft;
Two fixed blocks, described two fixed blocks are located at the two ends of described power transmission shaft respectively; And
Two movable blocks, described two movable blocks to be rotatably set in respectively on described power transmission shaft and to be located between described two fixed blocks and the two ends of described spring respectively, wherein the inner end face of each described movable block and described spring only support, and locate respectively when described two movable blocks are subject to torquing forces relative to corresponding described fixed block synchronous rotary predetermined angular.
2. buffer according to claim 1, it is characterized in that, the outer end of described movable block have multiple first teeth of circumference distribution, that the inner of its corresponding described fixed block has a circumference distribution and multiple second teeth that engage rotatable with described multiple first tooth.
3. buffer according to claim 2, is characterized in that, each described first tooth has the first inclined-plane, and each described second tooth has the second inclined-plane.
4. buffer according to claim 3, is characterized in that, described first inclined-plane and described second inclined-plane are all formed as tapered plane.
5. buffer according to claim 3, is characterized in that, described first inclined-plane and described second inclined-plane are all formed as skew surface.
6. buffer according to claim 5, is characterized in that, described first inclined-plane is configured to outwardly cambered surface, and described second inclined-plane is configured to the cambered surface inwardly concaved coordinated with described first inclined-plane.
7. buffer according to claim 2, is characterized in that, the quantity of described first tooth and described second tooth is equal and be all no less than three.
8. buffer according to claim 2, is characterized in that, the quantity of described first tooth is less than the quantity of described second tooth, and at least one first tooth described is engaged in accordingly between described second tooth.
9. the buffer according to any one of claim 1-8, is characterized in that, comprises further:
First and second stop parts, described first and second stop parts to be all located on described power transmission shaft and to lay respectively at the outside of described two fixed blocks.
10. buffer according to claim 9, is characterized in that, described first stop part is trip bolt, and described trip bolt is connected on described power transmission shaft through corresponding described fixed block.
11. buffers according to claim 10, is characterized in that, described second stop part is formed as the projection extended radially outward from the outer peripheral face of described power transmission shaft.
12. buffers according to claim 9, is characterized in that, at least one in described first and second stop parts is the nut being engaged in described power transmission shaft respective end.
13. 1 kinds of hinge components, is characterized in that, comprising:
Hinge seat;
Hinge housing, described hinge housing is connected on described hinge seat pivotly; And
Buffer according to any one of claim 1-12, fixed block described in one of them is connected with described hinge seat, and described movable block is connected with described hinge housing and described hinge housing rotates and drives described two movable blocks removable relative to two fixed blocks.
14. hinge components according to claim 13, is characterized in that, have accommodation section in described hinge housing, and described two movable blocks are all located in described accommodation section to rotarily drive described two movable block relative movements with described hinge housing.
15. hinge components according to claim 14, it is characterized in that, the first holding section is provided with in described accommodation section, described movable block is provided with the second holding section, and wherein said second holding section coordinates with described first holding section to make described hinge housing rotarily drive described two movable block relative movements.
16. hinge components according to claim 14, it is characterized in that, the cross section of described accommodation section is configured to have at least one straightway, the periphery wall of described movable block is configured to have at least one planar section, and described planar section coordinates to make described hinge housing rotarily drive described movable block and rotates with described straightway.
17. hinge components according to claim 16, is characterized in that, the cross section of described accommodation section also comprises the arc that two diameters do not wait, and the two ends of described two arcs are connected respectively by two described straightways.
18. hinge components according to any one of claim 13-17, it is characterized in that, described hinge housing is two and described two hinge housings are set in outside described two movable blocks respectively.
19. hinge components according to claim 13, it is characterized in that, described hinge housing is connected with described hinge seat by syndeton, wherein said syndeton comprises:
First connector, described first connector is located on described hinge seat; With
Second connector, described second connector is located at one end of described power transmission shaft and coordinates with described first connector.
20. 1 kinds of electric equipments, is characterized in that, comprising:
Casing; With
Cover plate, described cover plate is located to open or close described casing on described casing by least one hinge component pivotly, the hinge component of wherein said hinge component according to any one of claim 13-19.
21. electric equipments according to claim 20, is characterized in that, described hinge component is two and described two hinge components are spaced to turn up the soil and are located between described casing and described cover plate.
22. electric equipments according to claim 20, is characterized in that, described hinge housing is provided with two and is parallel to each other and the installing plate be spaced apart from each other, and described cover plate is connected between described two installing plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310240408.1A CN104234566A (en) | 2013-06-17 | 2013-06-17 | Buffer device, hinge assembly with buffer device and electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310240408.1A CN104234566A (en) | 2013-06-17 | 2013-06-17 | Buffer device, hinge assembly with buffer device and electrical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104234566A true CN104234566A (en) | 2014-12-24 |
Family
ID=52223380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310240408.1A Pending CN104234566A (en) | 2013-06-17 | 2013-06-17 | Buffer device, hinge assembly with buffer device and electrical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104234566A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2769449Y (en) * | 2004-12-30 | 2006-04-05 | 罗永华 | Door-closing device |
| CN101231114A (en) * | 2007-01-25 | 2008-07-30 | 泰州乐金电子冷机有限公司 | Hinge device for kraut refrigerator |
| EP2351938A1 (en) * | 2008-11-27 | 2011-08-03 | Mitsubishi Steel MFG. CO., LTD. | Semi-automatic hinge with rotational angle restricting mechanism |
| CN202370351U (en) * | 2011-12-19 | 2012-08-08 | 陈樑 | Descent control device |
| CN202467450U (en) * | 2012-01-17 | 2012-10-03 | 李飞勇 | Damper with changeable resisting force |
| CN203308275U (en) * | 2013-06-17 | 2013-11-27 | 美的集团股份有限公司 | Buffer device, hinge component with buffer device and electric apparatus with buffer device |
-
2013
- 2013-06-17 CN CN201310240408.1A patent/CN104234566A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2769449Y (en) * | 2004-12-30 | 2006-04-05 | 罗永华 | Door-closing device |
| CN101231114A (en) * | 2007-01-25 | 2008-07-30 | 泰州乐金电子冷机有限公司 | Hinge device for kraut refrigerator |
| EP2351938A1 (en) * | 2008-11-27 | 2011-08-03 | Mitsubishi Steel MFG. CO., LTD. | Semi-automatic hinge with rotational angle restricting mechanism |
| CN202370351U (en) * | 2011-12-19 | 2012-08-08 | 陈樑 | Descent control device |
| CN202467450U (en) * | 2012-01-17 | 2012-10-03 | 李飞勇 | Damper with changeable resisting force |
| CN203308275U (en) * | 2013-06-17 | 2013-11-27 | 美的集团股份有限公司 | Buffer device, hinge component with buffer device and electric apparatus with buffer device |
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Application publication date: 20141224 |