CN102455102B - Door handle, vacuum chamber and refrigerating plant - Google Patents
Door handle, vacuum chamber and refrigerating plant Download PDFInfo
- Publication number
- CN102455102B CN102455102B CN201010520574.3A CN201010520574A CN102455102B CN 102455102 B CN102455102 B CN 102455102B CN 201010520574 A CN201010520574 A CN 201010520574A CN 102455102 B CN102455102 B CN 102455102B
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- Prior art keywords
- joint portion
- handle
- rotary shaft
- door
- door handle
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/028—Details
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/46—Locks or fastenings for special use for drawers
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C9/00—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
- E05C9/08—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with a rotary bar for actuating the fastening means
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/0025—Devices for forcing the wing firmly against its seat or to initiate the opening of the wing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/04—Treating air flowing to refrigeration compartments
- F25D2317/043—Treating air flowing to refrigeration compartments by creating a vacuum in a storage compartment
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Refrigerator Housings (AREA)
Abstract
A kind of door handle, vacuum chamber and refrigerator, described door handle comprises: handle; Rotary shaft; Joint portion, is connected with described handle, described joint portion has the first combined hole, and described rotary shaft is inserted in described first combined hole, and described rotary shaft is fixed in described first combined hole.Door handle of the present invention, increase joint portion, rotary shaft is connected with described handle by joint portion, and structure is simple, easy for installation.And the adhesion of handle of the present invention and rotary shaft is strong, can bear larger moment of torsion, be not easy damaged, increases the access times of door handle, reduces cost.
Description
Technical field
The present invention relates to refrigerating plant field, particularly relate to the door handle in refrigerating plant, vacuum chamber and refrigerating plant.
Background technology
Along with the development of society, the progress of technology, early oneself comes into the life of people to refrigerator, becomes household electrical appliance indispensable in daily life.And the development of refrigerator also experiencings from low side to the high-end process progressively developed.Refrigerator by single open-door refrigerator before, develops into present side by side combination refrigerator, double-door refrigerator and three open-door refrigerator, and the power consumption of refrigerator is also reducing further.
From the development process of Refrigerator store food, traditional refrigerator comprises: refrigerating chamber and refrigerating chamber.Along with the development of refrigerator technology, the basis of traditional refrigerator turn increases fresh-keeping chamber, fresh-keeping chamber can increase the freshness of food further on the basis of refrigerating chamber.Now, refrigerator technology has been got back further development, and in order to better meet the demand that people preserve food, refrigerator, in preservation food, turn increases vacuum chamber.
Fig. 1 is a kind of refrigerator schematic diagram, and with reference to figure 1, illustrated refrigerator 10 comprises: the refrigerating chamber 11 being positioned at casing top, is positioned at the refrigerating chamber 14 of lower box, the fresh-keeping chamber 12 between refrigerating chamber 14 and refrigerating chamber 11, vacuum chamber 13.Wherein, the setting position of refrigerating chamber 11, refrigerating chamber 14, fresh-keeping chamber 12, vacuum chamber 13 is not limited to the setting position in diagram, can arrange according to actual needs.The air pressure of vacuum chamber 13 lower than standard pressure, also referred to as low pressure storeroom.Because the air pressure of vacuum chamber 13 is lower than standard pressure, when being therefore stored in vacuum chamber 13 by food, the longer time can be preserved, and the freshness of food is higher.
Fig. 2 is the three-dimensional exploded view of vacuum chamber 13, and with reference to figure 2, vacuum chamber 13 comprises: housing 131, and slide the drawer 132 be arranged in described housing, described housing 131 has front end face 134, and described drawer 132 has door 133, and described front end face 134 is relative with the back side of described door 133, and described front end face 134 has the first auxiliary section 135, described door 133 comprises door handle, this door handle comprises: handle 136, the rotary shaft 137 be connected with described handle 136, and at the two ends of rotary shaft 137, there is the second auxiliary section 138, when door 133 is closed, rotating handles 136 is rotated by handle 136 driven rotary axostylus axostyle 137, the first auxiliary section 135 and the second auxiliary section 138 can be made to lock, thus door 133 and housing 131 are locked mutually, and there is gasket (in figure non-label) on door 133, when rotating handles 136 makes door and housing 131 is locked, gasket can be extruded distortion, be combined with the front end face air-tightness of housing 131, vacuum chamber 133 is made to have air-tightness, gas in vacuum chamber 13 and ambient atmos are completely cut off.When door 133 is shut, air pump 139 starts to bleed to vacuum chamber 13, makes the air pressure that the air pressure in vacuum chamber reaches predetermined, thus can realize preserving the low pressure of food.When food taken by needs in vacuum chamber, rotating handles 136 is rotated by handle 136 driven rotary axostylus axostyle 137, and the first auxiliary section 135 and the second auxiliary section 138 can be made to become releasing orientation from locking state.Because the air pressure in vacuum chamber 13 is lower than ambient pressure, namely after the first auxiliary section and the second auxiliary section are unclamped, can not easily by Men Lakai, therefore vacuum chamber 13 also comprises air inlet 140, be arranged on the door 133 of vacuum chamber 13, the back side of handle 136 is provided with air valve (not shown), this air valve coordinates with described air inlet 140, when the plane of handle 136 is parallel with the plane of door 133, namely during non-rotating handles 136, air valve closes air inlet 140, when food taken by needs in vacuum chamber 13, rotating handles 136, air valve is made to open air inlet 140, ambient atmosphere can be made to enter in vacuum chamber, make the air pressure in vacuum chamber can be suitable with external atmosphere pressure, now just can open door 133 easily, the food be kept in vacuum chamber 13 is taken out.
Door handle structure shown in Fig. 1 and Fig. 2 is complicated; And, when rotating handles 136 makes door 133 lock with housing 131 or unclamp, need by larger power, and rotating handles makes air valve open air inlet also needs larger power, and the moment of torsion that the door handle shown in Fig. 1 and Fig. 2 bears is less, when compared with high pulling torque, handle 136 is easily turned round bad and is separated with rotary shaft 137, and therefore door handle uses less number of times will need because of damage to change, and increases cost.
Summary of the invention
The problem that the present invention solves is to provide a kind of door handle, and structure is simple, can bear larger moment of torsion.
For solving the problem, the invention provides a kind of door handle, comprising:
Handle;
Rotary shaft;
Joint portion, is connected with described handle, described joint portion has the first combined hole, and described rotary shaft is inserted in described first combined hole, and described rotary shaft is fixed in described first combined hole.
Optionally, the back side of described handle has at least one location division, described location division has the first locating hole, and described joint portion is fixedly connected with described handle by tapping screw in the position of the first locating hole of described location division.
Optionally, described joint portion comprises the first joint portion and the second joint portion, described first joint portion and the second joint portion form T-shaped, described first joint portion has at least one second locating hole, the first locating hole on described location division coordinates with described second locating hole, and described joint portion and described handle are fixed through described second locating hole and the first locating hole by described tapping screw; Described first combined hole is positioned at described second joint portion.
Optionally, the back side of described handle has groove, described location division is located in described groove, described second joint portion is inserted in described groove, and described groove has the second combined hole on the two side along rotary shaft axial direction, described rotary shaft is inserted in described first combined hole and the second combined hole, and is fixed in described first combined hole and the second combined hole.
Optionally, described handle has jack, and described second joint portion is inserted in described jack, and exposes the first combined hole being positioned at described second joint portion in the front of described handle.
Optionally, the surrounding of described jack has sidewall at the back side of described handle, and described position point is in the scope that described sidewall surrounds.
Optionally, the centre position of described first joint portion has the first fixing hole, the centre position of described rotary shaft has the second fixing hole coordinated with described first fixing hole, marks closely screw and is fixed in described first combined hole by described rotary shaft by described first fixing hole and the second fixing hole.
Optionally, the material of described handle is plastics, and the material of described joint portion is metal or alloy, and the material of described rotary shaft is metal or alloy.
The present invention also provides a kind of vacuum chamber, comprising:
Housing;
Drawer, slides and is arranged in described housing; Described drawer has door, and described door is provided with above-described door handle.
Optionally, described housing has front end face, and described front end face is relative with the back side of described door, and described front end face is provided with the first auxiliary section, the two ends of described rotary shaft are provided with the second auxiliary section, and described first auxiliary section and described second auxiliary section cooperatively interact and lock or unclamp described drawer.
Optionally, described first auxiliary section is column, is fixed on described front end face, and described second auxiliary section is the cam coordinated with described column, is fixed on the two ends of described rotary shaft.
The present invention also provides a kind of refrigerating plant, comprises casing, is provided with above-described vacuum chamber in described casing.
As compared to the scheme shown in Fig. 1 with Fig. 2, the present invention has the following advantages:
Door handle of the present invention, increase joint portion, rotary shaft is connected with described handle by joint portion, and structure is simple, easy for installation.And, in a particular embodiment of the present invention, joint portion adopts metal, rotary shaft adopts metal, and rotary shaft is fixedly connected with by marking closely screw with joint portion, strong by the adhesion of a kind of like this combination handle of the present invention and rotary shaft, larger moment of torsion can be born, be not easy damaged, increase the access times of door handle, reduce cost.
Accompanying drawing explanation
Fig. 1 is a kind of perspective view of refrigerator;
Fig. 2 is a kind of three-dimensional exploded view of vacuum chamber;
Fig. 3 is the stereogram of the door handle of the present invention first specific embodiment;
Fig. 4 is the three-dimensional exploded view of the door handle of the present invention first specific embodiment;
Fig. 5 is the stereogram of the door handle of the present invention second specific embodiment;
Fig. 6 is the sectional structure chart that the first auxiliary section of the specific embodiment of the invention and the second auxiliary section are in locking state;
Fig. 7 is the sectional structure chart that the first auxiliary section of the specific embodiment of the invention and the second auxiliary section are in releasing orientation.
Detailed description of the invention
The door handle of the specific embodiment of the invention, increase joint portion, rotary shaft is connected with handle by joint portion, and structure is simple, easy for installation.In a particular embodiment, rotary shaft is metal with joint portion and is fixedly connected with by marking closely screw, and the adhesion of handle of the present invention like this and rotary shaft is strong, larger moment of torsion can be born, be not easy damaged, increase the access times of door handle, reduce cost.
Can better understand the present invention to make those skilled in the art, the door handle of the concrete mode of the present invention is described in detail below in conjunction with accompanying drawing, Fig. 3 is the stereogram of the door handle of the present invention first specific embodiment, Fig. 4 is the three-dimensional exploded view of the door handle of the present invention first specific embodiment, in conjunction with reference to figure 3 and Fig. 4, the door handle of the specific embodiment of the invention comprises: handle 20; Rotary shaft 30, described handle 20 can rotate around the axis of described rotary shaft 30; Joint portion 40, be fixed on described handle 20, described joint portion has the first combined hole 41, described handle 20 is inserted in described first combined hole 41, and described rotary shaft 30 is fixed in described first combined hole 41, such handle 20 and rotary shaft 30 can together with rotate around the axis of rotary shaft 30.The door handle of the specific embodiment of the invention, structure is simple, easy for installation.During rotating handles, rotary shaft and handle can bear larger moment of torsion, can increase the access times of door handle, reduce costs.
In conjunction with reference to figure 3 and Fig. 4, in the present invention first specific embodiment, described handle 20 is rectangle tabular, and handle also can be other shape, such as square tabular, hexagon tabular etc.The back side of described handle 20 has at least one location division 21, location division 21 has the first locating hole 25, in a particular embodiment of the present invention, the quantity of location division 21 is two, described joint portion 40 is fixedly connected with described handle 20 in the position of the first locating hole 25 of described location division 21, this is fixedly connected with mode can for being spirally connected, such as by tapping screw 45, described joint portion is fixed on described handle 20 in the position of described location division 21, certainly, also can being fixedly connected with for other modes.Described handle 20 has jack 23, the back side of described handle 20 has sidewall 24 in the surrounding of described jack 23, and described location division 21 surrounds by sidewall 24, namely location division 21 is positioned at the scope that described sidewall 24 encloses, and be positioned at the outer peripheral areas of jack 23, in the specific embodiment of the invention, the line between two location divisions 21 is vertical with rotary shaft 20.It should be noted that, when the back side of handle 20 refers to that door handle is arranged on door, the one side relative with door, towards the one side of user when the front of handle 20 refers to that door handle is arranged on door.In a particular embodiment of the present invention, the back side of handle 20 is also provided with air valve 22, and when door handle of the present invention is used for vacuum chamber, this air valve 22 cooperatively interacts with the air inlet on vacuum chamber, with closed air inlet, or opens air inlet and inflates in vacuum chamber.
Continue with reference to figure 3 and Fig. 4, in the specific embodiment of the invention, described rotary shaft 30 is round bar shape, but the shape of rotary shaft 30 is not limited to round bar shape, also can be other shape, such as hexagon column.Described rotary shaft 30 has spacing collar 31 in the position near both ends, and door handle, for coordinating with miscellaneous part, is fixed on door by this spacing collar 31, and this can be the door of the vacuum chamber that Fig. 1 and Fig. 2 describes.The second auxiliary section 50 is provided with at the two ends of rotary shaft 30, on the end face at its two ends, there is screw (not shown) at described rotary shaft 30, second auxiliary section 50 also has screw (in figure non-label), the two ends that screw is inserted in the screw on the second auxiliary section 50, the second auxiliary section 50 can be fixed on rotary shaft 30 by the screw in rotary shaft 30 both ends of the surface.Door and housing, for coordinating with the first auxiliary section (Fig. 6) on vacuum chamber housing, can be locked or unclamp by this second auxiliary section 50.
Continue with reference to figure 3 and Fig. 4, in the present invention first specific embodiment, described joint portion 40 comprises the first joint portion and the second joint portion, first joint portion and the second joint portion form T-shaped, described second joint portion is arranged on the centre position of described first joint portion, second joint portion is in the space of inserting described sidewall 24 and surrounding, and the height of the second joint portion is greater than the height of described sidewall 24, and, in a particular embodiment of the present invention, described first combined hole 41 is positioned at one end away from the first joint portion of described second joint portion; The length of the first joint portion is substantially identical with width with the length in the space that sidewall 24 surrounds with width, when the jack 23 on described handle 20 is passed in described joint portion 40, the space that described junction surface 40 and the sidewall 24 on described handle 20 back side surround matches, and the end of the second joint portion part of joint portion is exposed, to expose the first combined hole 41 of the second joint portion being positioned at described joint portion 40.Second joint portion of described joint portion 40 is inserted in described jack 23, and exposes described first combined hole 41 in the front of described handle 20.
First joint portion of described joint portion 40 has at least one second locating hole 42, first locating hole 25 of described location division 21 coordinates with the second locating hole 42 of described joint portion 40, the quantity of this second locating hole 42 is equal with the quantity of the location division 21 on handle 20, namely, in this specific embodiment of the present invention, the quantity of the second locating hole 42 is two, lay respectively on the both wings of the first joint portion at junction surface 40, and two distributions of the second locating hole 42 in the first joint portion of joint portion 40 are identical with the distribution of location division 21 on handle 20, like this, in the first locating hole piercing location division 21 through the second locating hole 42 by tapping screw 25, joint portion 40 is fixed on described handle 20.
The centre position of the first joint portion of described joint portion 40 has the first fixing hole 43, this first fixing hole 43 runs through the second joint portion of joint portion 40, the centre position of described rotary shaft 30 has the second fixing hole 32 coordinated with described first fixing hole 43, marks closely screw 44 and is fixed in the first combined hole 41 of described joint portion 40 by described rotary shaft 30 by the first fixing hole 43 on described joint portion 40 and the second fixing hole 32 on rotary shaft 30.
In a particular embodiment of the present invention, the material of described handle 20 is plastics, and the material of described joint portion 40 is metal or alloy, and the material of described rotary shaft 30 is metal or alloy.Joint portion 40 adopts metal, rotary shaft 30 adopts metal, rotary shaft 30 is fixedly connected with by marking closely screw with joint portion 40, strong with the adhesion of rotary shaft 30 by a kind of like this combination handle of the present invention 20, larger moment of torsion can be born, be not easy damaged, increase the access times of door handle 20, reduce cost.
The method of assembling the above door handle is: described joint portion 40 is inserted in the jack 23 on handle 20, the first combined hole 41 on junction surface 40 is exposed in the front of handle 20, and the second locating hole 42 on junction surface 40 is aimed at the location division 21 on handle 20, then tapping screw 45 is pierced the location division 21 on handle 20 through the second locating hole 42 on junction surface 40, so just handle 20 can be fixedly connected with junction surface 40.Then, by rotary shaft 30 through the first combined hole on described junction surface 40, and the second fixing hole 32 on rotary shaft 30 is aimed at the first fixing hole 43 on joint portion 40, screw 44 will be marked closely and joint portion 40 can be fixedly connected with handle 20 with the first fixing hole 43 through the second fixing hole 32.
The above door handle being the present invention first specific embodiment, Fig. 5 is the stereogram of the door handle of the present invention second specific embodiment, with reference to figure 5, the door handle of the present invention second specific embodiment compares with the door handle in the first specific embodiment, and the rotary shaft 30B of the door handle of the second specific embodiment is identical with the rotary shaft 30 of the door handle of the first specific embodiment.But in this second specific embodiment, after rotary shaft 30B installation, rotary shaft 30B is positioned at the back side of handle 20B, instead of is positioned at the front of handle 20B, and this is the difference maximum with the door handle of the first specific embodiment.
The joint portion of the door handle of the second specific embodiment is substantially identical with the shape of the joint portion of the door handle of the first specific embodiment, it is all T-shaped joint portion, unlike, second joint portion of the T-shaped joint portion of the door handle of this second specific embodiment is only positioned at the back side of handle, not through the part of handle.
The handle of the door handle of the second specific embodiment is different from the grip structure of the door handle of the first specific embodiment, the plate face of the handle 20B of the second specific embodiment does not have the jack described in the first specific embodiment.But, there is at the back side of handle 20B the groove surrounded by sidewall 24B, second joint portion of described joint portion 40B is inserted in described groove, and described groove has the second combined hole 25B on the two side 24B along rotary shaft 30B axial direction, this second combined hole 25B matches with the first combined hole on the 40B of joint portion (can in conjunction with reference to figure 4), rotary shaft 30B is inserted in described first combined hole and the second combined hole 25B, and is fixed in described first combined hole and the second combined hole 25B.The handle 20B of this second specific embodiment is identical with the fixed form of rotary shaft 30B, namely, to mark closely in described rotary shaft 30B to be fixed on first combined hole of described joint portion 40B and handle 20B by screw the second combined hole by the first fixing hole on described T type joint portion 40B and the second fixing hole on rotary shaft 30B (in detail, can see the description to the first specific embodiment).
In the second specific embodiment of the present invention, the material of described handle 20B is plastics, and the material of described joint portion 40B is metal or alloy, and the material of described rotary shaft 30B is metal or alloy.Joint portion 40B adopts metal, rotary shaft 30B adopts metal, rotary shaft 30B is fixedly connected with by marking closely screw with joint portion 40B, strong by the adhesion of a kind of like this combination handle of the present invention 20B and rotary shaft 30B, larger moment of torsion can be born, be not easy damaged, increase the access times of door handle, reduce cost.
Fig. 2 is a kind of three-dimensional exploded view of vacuum chamber, because vacuum chamber of the present invention is for replace with door handle gained of the present invention by door handle in Fig. 2, therefore with reference to figure 2, vacuum chamber of the present invention is described, the vacuum chamber of the specific embodiment of the invention comprises: housing 131, drawer 132, slip is arranged in described housing 131, described drawer 132 has door 133, described door 133 is provided with above-described door handle, namely the door handle in Fig. 2 is replaced with door handle of the present invention, namely handle 136, rotary shaft 137 and combination between the two are all replaced.Door handle of the present invention is fixed on described door 133 by fixture 44, and in order to attractive in appearance, hides fixture 44 by cover plate 45.
In a particular embodiment of the present invention, described housing 131 has front end face 134, described front end face 134 is relative with the back side of described door 133, described front end face 134 is provided with the first auxiliary section 135, the two ends of described rotary shaft (rotary shaft of the present invention) are provided with the second auxiliary section 138, this second auxiliary section is identical with the second auxiliary section 50 shown in Fig. 3 ~ Fig. 5, described first auxiliary section 135 and described second auxiliary section 138 cooperatively interact and lock or unclamp described drawer 132, lock by drawer 132 and housing 131 or unclamp.
Fig. 6 is the sectional structure chart that the first auxiliary section of the specific embodiment of the invention and the second auxiliary section are in locking state, Fig. 7 is the sectional structure chart that the first auxiliary section of the specific embodiment of the invention and the second auxiliary section are in releasing orientation, with reference to figure 6 and Fig. 7, in the specific embodiment of the invention, described first auxiliary section 135 is column, is fixed on described front end face, in conjunction with reference to figure 4, described second auxiliary section 50 is the cam coordinated with described column, be fixed on the two ends of described rotary shaft, second auxiliary section 50 of cam-like comprises a lug 51, the surface that this lug 51 is relative with the first auxiliary section 135 of column is curve-like, first auxiliary section 135 of column can rotate on the curvilinear surface of lug, when being positioned at the end of curve, first auxiliary section 135 of column and cam 50 are in the locking state shown in Fig. 6, when the first auxiliary section 135 of column departs from the curvilinear surface of lug 51, first auxiliary section 135 of column departs from cam 50 releasing orientation be in shown in Fig. 7.
With reference to figure 2, vacuum chamber of the present invention also comprises air pump 139, for vacuumizing vacuum chamber.Door 133 is provided with air inlet 140, and this air inlet 140 cooperatively interacts with the air valve 22 (combining with reference to figure 4) at the handle back side, with closed air inlet, or opens air inlet and inflates in vacuum chamber.And, vacuum chamber of the present invention also comprises gasket (not shown), be positioned at the groove (not shown) at described door 133 back side, when locking closed by drawer, the door 133 of drawer 132 can form air-tightness with housing 131 and be combined, thus the gas in vacuum chamber can be made with extraneous gas-insulated, mutually can not circulate, keep low-pressure state.
The working method of vacuum chamber is: when door 133 is shut, revolving door handle, first auxiliary section 135 and the second auxiliary section 138 are locked mutually, now gasket is extruded and makes door 133 form air-tightness with housing 131 to be combined, and air inlet 140 is closed by air valve, air pump 139 starts to vacuumize vacuum chamber, the air pressure making the air pressure in vacuum chamber reach predetermined, realizes preserving the low pressure of food.The air pressure of vacuum chamber lower than standard pressure, also referred to as low pressure storeroom.Because the air pressure of vacuum chamber is lower than standard pressure, when being therefore stored in vacuum chamber by food, food is not easy oxidized, can preserve the longer time, and the freshness of food is higher.When food taken by needs in vacuum chamber, revolving door handle, makes air valve open air inlet 140, ambient atmosphere can be made to enter in vacuum chamber, make air pressure in vacuum chamber can be suitable with external atmosphere pressure, door 133 can be opened easily, the food be kept in vacuum chamber is taken out.
When revolving door handle makes door and housing is locked or unclamps, need by larger power, and, rotating handles makes air valve open air inlet also needs larger power, door handle in the present invention can bear larger moment of torsion, the access times that therefore can increase door handle are few, thus increase the service life of vacuum chamber.
Refrigerating plant of the present invention, this refrigerating plant can be refrigerator especially, and can be also other devices, refrigerating plant of the present invention comprises above-described vacuum chamber.
With reference to figure 1, in a particular embodiment of the present invention, refrigerating plant is refrigerator, this refrigerator also comprises the refrigerating chamber 11 being positioned at casing top, be positioned at the refrigerating chamber 14 of lower box, fresh-keeping chamber 12 between refrigerating chamber 14 and refrigerating chamber 11, vacuum chamber 13, vacuum chamber 13 will replace with the above-described vacuum chamber of the present invention.Wherein, the setting position of refrigerating chamber 11, refrigerating chamber 14, fresh-keeping chamber 12, vacuum chamber 13 is not limited to the setting position in diagram, can arrange according to actual needs.Such as, the position that refrigerating chamber 14 closes refrigerating chamber 11 can exchange.
Although the present invention is own with preferred embodiment openly as above; but it is not for limiting the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; the Method and Technology content of above-mentioned announcement can be utilized to make possible variation and amendment to technical solution of the present invention; therefore; every content not departing from technical solution of the present invention; the any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all belong to the protection domain of technical solution of the present invention.
Claims (11)
1. a door handle, is characterized in that, comprising:
Handle;
Rotary shaft;
Joint portion, be connected with described handle, described joint portion has the first combined hole, described rotary shaft is inserted in described first combined hole, and described rotary shaft is fixed in described first combined hole, the back side of described handle has at least one location division, described location division has the first locating hole, and described joint portion is inserted described first locating hole and is fixedly connected with described handle by tapping screw.
2. door handle as claimed in claim 1, it is characterized in that, described joint portion comprises the first joint portion and the second joint portion, described first joint portion and the second joint portion form T-shaped, described first joint portion has at least one second locating hole, the first locating hole on described location division coordinates with described second locating hole, and described joint portion and described handle are fixed through described second locating hole and the first locating hole by described tapping screw; Described first combined hole is positioned at described second joint portion.
3. door handle as claimed in claim 2, it is characterized in that, the back side of described handle has groove, described location division is located in described groove, described second joint portion is inserted in described groove, and described groove has the second combined hole on the two side along rotary shaft axial direction, described rotary shaft is inserted in described first combined hole and the second combined hole, and is fixed in described first combined hole and the second combined hole.
4. door handle as claimed in claim 2, it is characterized in that, described handle has jack, and described second joint portion is inserted in described jack, and exposes the first combined hole being positioned at described second joint portion in the front of described handle.
5. door handle as claimed in claim 4, it is characterized in that, the surrounding of described jack has sidewall at the back side of described handle, and described position point is in the scope that described sidewall surrounds.
6. the door handle as described in any one of claim 2 ~ 5, it is characterized in that, the centre position of described first joint portion has the first fixing hole, the centre position of described rotary shaft has the second fixing hole coordinated with described first fixing hole, marks closely screw and is fixed in described first combined hole by described rotary shaft by described first fixing hole and the second fixing hole.
7. the door handle as described in any one of Claims 1 to 5, is characterized in that, the material of described handle is plastics, and the material of described joint portion is metal or alloy, and the material of described rotary shaft is metal or alloy.
8. a vacuum chamber, comprising:
Housing;
Drawer, slides and is arranged in described housing; Described drawer has door, and described door is provided with door handle; It is characterized in that, described door handle is the door handle described in any one of claim 1 ~ 7.
9. vacuum chamber as claimed in claim 8, it is characterized in that, described housing has front end face, described front end face is relative with the back side of described door, described front end face is provided with the first auxiliary section, the two ends of described rotary shaft are provided with the second auxiliary section, and described first auxiliary section and described second auxiliary section cooperatively interact and lock or unclamp described drawer.
10. vacuum chamber as claimed in claim 9, it is characterized in that, described first auxiliary section is column, is fixed on described front end face, and described second auxiliary section is the cam coordinated with described column, is fixed on the two ends of described rotary shaft.
11. 1 kinds of refrigerating plants, comprise casing, it is characterized in that, are provided with vacuum chamber according to claim 8 in described casing.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010520574.3A CN102455102B (en) | 2010-10-21 | 2010-10-21 | Door handle, vacuum chamber and refrigerating plant |
| PCT/EP2011/068214 WO2012052455A2 (en) | 2010-10-21 | 2011-10-19 | Door handle assembly, vacuum compartment and refrigeration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010520574.3A CN102455102B (en) | 2010-10-21 | 2010-10-21 | Door handle, vacuum chamber and refrigerating plant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102455102A CN102455102A (en) | 2012-05-16 |
| CN102455102B true CN102455102B (en) | 2015-09-30 |
Family
ID=45529040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010520574.3A Active CN102455102B (en) | 2010-10-21 | 2010-10-21 | Door handle, vacuum chamber and refrigerating plant |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102455102B (en) |
| WO (1) | WO2012052455A2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021114956A1 (en) * | 2019-12-12 | 2021-06-17 | 海信（山东）冰箱有限公司 | Refrigerator |
| WO2021114962A1 (en) * | 2019-12-12 | 2021-06-17 | 海信（山东）冰箱有限公司 | Refrigerator |
| CN113639506B (en) * | 2020-05-11 | 2022-05-06 | 海信（山东）冰箱有限公司 | Refrigerator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2679419A (en) * | 1951-02-03 | 1954-05-25 | Standard Railway Equipment Mfg | Hatch cover lock |
| JPS6272873A (en) * | 1985-09-10 | 1987-04-03 | ダイムラ−−ベンツ アクチエンゲゼルシヤフト | Lock apparatus for floor flap of car having rotatable handle |
| CN1478979A (en) * | 2002-08-29 | 2004-03-03 | 国誉株式会社 | Cabinet |
| CN1910417A (en) * | 2003-12-10 | 2007-02-07 | 伊莱克斯家用产品股份有限公司 | Refrigerating or freezing device with evacuated chamber |
| CN101358794A (en) * | 2007-08-02 | 2009-02-04 | 日立空调·家用电器株式会社 | Refrigerator |
| CN101644519A (en) * | 2008-08-08 | 2010-02-10 | 日立空调·家用电器株式会社 | Refrigerator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4024494A (en) * | 1976-06-17 | 1977-05-17 | Quesnel F Joseph | Refrigerator door lock with alarm |
| KR100596533B1 (en) * | 1999-09-04 | 2006-07-06 | 삼성전자주식회사 | Door handle device of refrigerator |
| KR20080001006A (en) * | 2006-06-28 | 2008-01-03 | 삼성전자주식회사 | Refrigerator |
| KR100765200B1 (en) * | 2006-08-18 | 2007-10-09 | 삼성전자주식회사 | Refrigerator |
| KR100905560B1 (en) * | 2007-10-23 | 2009-07-02 | 엘지전자 주식회사 | Degassing container for refrigerator |
| US9309701B2 (en) * | 2008-06-06 | 2016-04-12 | Austin Hardware And Supply, Inc. | Slam latch for toolbox |
| US20100090575A1 (en) * | 2008-10-15 | 2010-04-15 | Jose Uthuppan | Refrigerator with easy access drawer |
-
2010
- 2010-10-21 CN CN201010520574.3A patent/CN102455102B/en active Active
-
2011
- 2011-10-19 WO PCT/EP2011/068214 patent/WO2012052455A2/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2679419A (en) * | 1951-02-03 | 1954-05-25 | Standard Railway Equipment Mfg | Hatch cover lock |
| JPS6272873A (en) * | 1985-09-10 | 1987-04-03 | ダイムラ−−ベンツ アクチエンゲゼルシヤフト | Lock apparatus for floor flap of car having rotatable handle |
| CN1478979A (en) * | 2002-08-29 | 2004-03-03 | 国誉株式会社 | Cabinet |
| CN1910417A (en) * | 2003-12-10 | 2007-02-07 | 伊莱克斯家用产品股份有限公司 | Refrigerating or freezing device with evacuated chamber |
| CN101358794A (en) * | 2007-08-02 | 2009-02-04 | 日立空调·家用电器株式会社 | Refrigerator |
| CN101644519A (en) * | 2008-08-08 | 2010-02-10 | 日立空调·家用电器株式会社 | Refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012052455A2 (en) | 2012-04-26 |
| CN102455102A (en) | 2012-05-16 |
| WO2012052455A3 (en) | 2012-11-08 |
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