CN102519207B

CN102519207B - Device capable of providing cool air for overcooling chamber of refrigerator bar door

Info

Publication number: CN102519207B
Application number: CN2011104051757A
Authority: CN
Inventors: 喜冠南; 严武英; 闫世峰
Original assignee: Nantong University
Current assignee: Nantong University
Priority date: 2011-12-08
Filing date: 2011-12-08
Publication date: 2013-11-27
Anticipated expiration: 2031-12-08
Also published as: CN102519207A

Abstract

The invention discloses a device capable of providing cool air for an overcooling chamber of a refrigerator bar door. The device comprises an overcooling chamber arranged on the inner surface of the refrigerator bar door, wherein the overcooling chamber is provided with a cool air receiving pipe; an evaporator chamber in a refrigerator box body is provided with a cool air conveying pipe for conveying the cool air to the overcooling chamber; and the cool air receiving pipe is butted with the cool air conveying pipe. The device is reasonable in structure and excellent in working performance and is capable of conveniently conveying the cool air in the evaporator chamber of the refrigerator to the overcooling chamber of the refrigerator bar door.

Description

The device of cold air can be provided to refrigerator door supercooling chamber

Technical field

The present invention relates to a kind of refrigerator cold air transmission and conveying device among a small circle, in particular, is a kind of for the device of cold air is provided to refrigerator door supercooling chamber.

Background technology

Existing refrigerator, for thereby food is evenly freezed and reaches fresh-keeping purpose, is all generally from the control of cold compartment of refrigerator circulating cold air in the market, controls inflow and the outflow of its cold air, thereby reaches the purpose of even refrigeration.Still do not find refrigerator door cooling chamber is carried out to cool-air feed and temperature controlled refrigerator.

In addition, control for the circulating cold air of cold compartment of refrigerator and refrigerating chamber, be that people study the much-talked-about topic that the refrigerator accurate temperature is controlled always.The cooling air circulating structure of Chinese patent literature 96120311.0(refrigerator), for the refrigerator freezing refrigerating chamber, disclosing a kind of cooling air circulating structure of refrigerator, is a kind of better mode that solves the cold air circulation.

But in prior art, in view of bar counter door of refrigerator side seal cooling chamber rotates with refrigerator doors, refrigerator counter reveal cooling chamber depends on refrigerator doors, can rotate around door-hinge, and evaporator room generally is placed in the refrigerator back, maintains static, and be not easy to it is carried out to adjustment and cold air control.

Summary of the invention

The object of the present invention is to provide a kind of rational in infrastructurely, what the cold air of evaporator of refrigerator chamber can be passed to refrigerator door supercooling chamber can provide to refrigerator door supercooling chamber the device of cold air.

Technical solution of the present invention is:

A kind ofly can provide to refrigerator door supercooling chamber the device of cold air, it is characterized in that: comprise that being loaded on refrigerator door inner surface arranges the supercooling chamber, this supercooling chamber arranges the cold air receiving tube, evaporator room in refrigerator body arranges to the cold air carrier pipe of described supercooling chamber transporting cold-air, and the cold air receiving tube docks with the cold air carrier pipe.

In cold air carrier pipe and evaporator room joint, blower fan is set and according to the blower fan driven foil barrier opened or closed whether.

On cold air receiving tube or cold air carrier pipe, the docking signal transducer is set, the docking signal transducer is connected with the controller of controlling blower fan work.

The cold air receiving tube engages by pipe joint with the cold air carrier pipe.

The docking of pipe joint can be one to one or the form of the rigid form of multi-to-multi or Telescopic flexible docking.

In cold air receiving tube or cold air carrier pipe, the deodorizing filter is set.

The present invention is rational in infrastructure, can easily the cold air of evaporator of refrigerator chamber be passed to refrigerator door supercooling chamber, favorable working performance.

The accompanying drawing explanation

The invention will be further described below in conjunction with drawings and Examples.

Fig. 1 means to have the refrigerator front view that thermantidote is provided to bar door supercooling chamber;

Fig. 2 means according to first embodiment of the invention and realizes that the device that the rotating pipe side is connected looks down schematic diagram;

Fig. 3 means according to the embodiment of the present invention 1 and realizes the device rearview that the rotating pipe side is connected;

Fig. 4 means according to the embodiment of the present invention 1 and realizes the device analysis reduced graph that the rotating pipe side is connected;

Fig. 5 means according to the embodiment of the present invention 2 and realizes the positive device side view of connecting of rotating pipe;

Fig. 6 means according to the embodiment of the present invention 2 and realizes the positive device analysis reduced graph of connecting of rotating pipe;

Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11 are several forms of pipe joint mouth;

Figure 12, Figure 13, Figure 14, Figure 15 are several forms of pipeline layout on refrigerator counter reveal cooling chamber;

Figure 16, Figure 17 mean several forms that surpass a docking port or surpass man-to-man docking pipeline;

Figure 18 means according to the embodiment of the present invention 3 and realizes the flexible rearview of connecting in rotating pipe side;

Figure 19 is the I section enlarged drawing of Figure 18.

The specific embodiment

Embodiment 1:

As shown in Figure 1,1a is refrigerator doors, and 2a is refrigerator counter reveal supercooling chamber, and pipeline 4a(is the cold air receiving tube) connect bar counter door of refrigerator supercooling chamber, pipeline 4b(and cold air carrier pipe) evaporator room that connects refrigerator.The cold air of evaporator room directly is fed to refrigerator counter reveal cooling chamber, on refrigerator, to open up new refrigerating fresh-keeping zone.

As shown in Fig. 2 to 3, according to the device of first embodiment of the invention, comprise refrigerator doors 1a, be used for fixing the bar counter door of refrigerator supercooling chamber 2a(of reception cold air hereinafter to be referred as cooling chamber), casing 1b, be used to provide the 2b of evaporator room of cold air, 4a is respectively with 4b the pipeline that is communicated with the bar counter door of refrigerator supercooling chamber 2b of 2aHe evaporator room, the 3a blower fan is set and according to the blower fan driven foil barrier 3b opened and closed whether in cold air carrier pipe and evaporator room joint, the axis of rotation 5 that supercooling chamber 2a is separately arranged, in the joint 6(figure of pipeline, 6a is the part that pipe joint connects cooling chamber, 6b is the part that pipe joint connects evaporator room), gas outlet 7, and the supporter 8 that necessary support is provided for cooling chamber 2a.

As shown in Fig. 2 to 3, pipeline 4a and pipeline 4b connect, the docking signal transducer that is placed in contact site (routine cold air receiving tube or cold air carrier pipe are first-class) is passed to controller by signal, controller is passed to driver by feedback signal, drive drum fan 3a rotation, baffle plate thin slice 3b opens simultaneously, cold air is from the 2b of evaporator room suction pipeline 4b, by pipeline 4a, enter supercooling chamber 2a, when pipeline 4a and pipeline 4b disconnection, signal reaches controller, thereby blower fan 3a stops operating, baffle plate thin slice 3b closes, and cold air stops flowing out.In addition, can in the pipeline be communicated with, (in cold air receiving tube or cold air carrier pipe) the deodorizing filter be installed.

As shown in Figure 3, it means to see from behind this interface arrangement.It has meaned a kind of pattern that pipeline is connected, and in figure, is the pattern of two pairs two.More pattern such as Figure 16, Figure 17 show (comprising the form such as rigid form or Telescopic flexible docking one to one).

Fig. 4 is the analysis reduced graph of Fig. 2, and it has meaned that pipeline 4a can intactly coordinate the condition that will meet with pipeline 4b.As seen from the figure, do circular motion when cooling chamber 2a and pipeline 4a rotation, in figure, the dotted line circular arc is the movement locus of terminal B, C.In rotatablely moving, the shape that triangle BCO will remain unchanged.Triangle in figure

Be the motion state in a certain moment.The condition that hence one can see that meets is: OA<R (R is the length of CO shown in figure).

Embodiment 2:

As shown in Figure 5, Figure 6, it is refrigerator doors that 11a is arranged in Fig. 5, Fig. 6,12a is refrigerator counter reveal supercooling chamber, pipeline 14a(is the cold air receiving tube) connection bar counter door of refrigerator supercooling chamber, pipeline 14b(and cold air carrier pipe) evaporator room that connects refrigerator, in the joint 16(figure of pipeline, 16a is the part that pipe joint connects cooling chamber, 16b is the part that pipe joint connects evaporator room), gas outlet 17, and the supporter 18 that necessary support is provided for cooling chamber 12a.

Basic principle is substantially similar to embodiment 1, and difference is that pipeline 14a is different from the mode that pipeline 14b connects, for connecting in front.

Same Fig. 6 is the analysis reduced graph of Fig. 5, figure intermediate cam shape

For terminal B, C and axis of rotation O, order the triangle be linked to be, this triangle is equally at the middle maintenance shape invariance that rotatablely moves.Therefore meet the positive condition of connecting, be: OA<R(OA and R are as shown in Figure 5).

In the situation that meet on-condition, pipeline 14a and pipeline 14b connection port form can have multiple.

Embodiment 3:

Figure 18 means to realize that according to the embodiment of the present invention 3 the flexible device of connecting of rotating pipe looks down schematic diagram.In this embodiment, there are refrigerator doors 21a, pipe joint to connect the part 26a of cooling chamber, the part 26b that pipe joint connects evaporator room, adopt and flexibly connect between pipeline.In figure, also have gas outlet 27, and the supporter 28 that necessary support is provided for cooling chamber 22a

As shown in figure 18, according to the device of the present embodiment, comprise telescopic 29, and the locking rope 31 that connects telescopic 29 and pipeline.On described telescopic 29, be inlaid with sensing chip, when telescopic 29 shrank, sensing chip passed to controller by closure signal, and controller sends to blower fan by enabling signal again, and blower fan starts to rotate, and foil barrier is opened.Cold air is from evaporimeter by pipeline, and telescopic 29, enter into cooling chamber 22a.

Partial enlarged drawing is a kind of connected mode of telescopic 29 and pipeline, and described locking rope 31 is locked in telescopic 29 in the groove of described pipeline, can easily realize cleaning and the replacing of telescopic 29.

Although this paper only introduces and illustrates several embodiment,, can predict, can make modification to these embodiment without departing from the principles and spirit of the present invention, protection scope of the present invention is limited by claim and equivalent.

Claims

1. an energy provides the device of cold air to refrigerator door supercooling chamber, it is characterized in that: comprise that being loaded on refrigerator door inner surface arranges the supercooling chamber, this supercooling chamber arranges the cold air receiving tube, evaporator room in refrigerator body arranges to the cold air carrier pipe of described supercooling chamber transporting cold-air, and the cold air receiving tube docks with the cold air carrier pipe; In cold air carrier pipe and evaporator room joint, blower fan is set and according to the blower fan driven foil barrier opened or closed whether; The cold air receiving tube engages by pipe joint with the cold air carrier pipe; The docking of pipe joint is adopted and is flexibly connected, comprise telescopic and the locking rope that connects telescopic and pipeline, on described telescopic, be inlaid with sensing chip, when telescopic shrank, sensing chip passed to controller by closure signal, and controller sends to blower fan by enabling signal again, blower fan starts to rotate, foil barrier is opened, and cold air enters into cooling chamber from evaporimeter by pipeline, telescopic, and locking rope is locked in telescopic in the groove of described pipeline.

2. according to claim 1ly can to refrigerator door supercooling chamber, provide the device of cold air, it is characterized in that: in cold air receiving tube or cold air carrier pipe, the deodorizing filter is set.