CN219693669U

CN219693669U - Sealed cold storage door group

Info

Publication number: CN219693669U
Application number: CN202320326726.9U
Authority: CN
Inventors: 穆振涛; 张海飞; 张海论; 张修武; 张修双
Original assignee: Shandong Bingshuang Refrigeration Equipment Co ltd
Current assignee: Shandong Bingshuang Refrigeration Equipment Co ltd
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-09-15
Anticipated expiration: 2033-02-27

Abstract

The utility model discloses a sealed refrigeration house door group, comprising: a door frame; the door body is rotationally connected with the door frame; the pressure release pipe runs through along axial direction has the pressure release passageway, the through-hole has been seted up to the door body, the pressure release pipe is fixed in the through-hole runs through the door body makes the inside and outside intercommunication of freezer, pressure release pipe one end extends the door lateral surface, just the gas pocket has been seted up to the pressure release pipe lateral wall, the gas pocket with the pressure release passageway intercommunication to be connected with sealed lid, sealed lid is used for opening and closing the gas pocket, sealed lid is located the lateral surface of the door body. According to the sealed refrigeration house door group provided by the technical scheme of the utility model, the resistance of the door body when being opened can be reduced, and the convenience of opening the refrigeration house door is improved.

Description

Sealed cold storage door group

Technical Field

The utility model relates to the technical field of refrigeration house equipment, in particular to a sealed refrigeration house door set.

Background

One of the indispensable refrigeration house installation is a refrigeration house plate, which is used for food freezing and refrigerating and keeps a certain low temperature, and the refrigeration house plate is generally coated with a moisture-proof air layer and a heat-insulating layer with a certain thickness so as to reduce the transmission of external heat.

The existing refrigeration house is mostly of a sealing structure, after the refrigeration house door is opened, the temperature of the air with higher external temperature is rapidly reduced after entering the refrigeration house, after the refrigeration house door is closed, the internal hot air is pre-cooled and compressed, so that the air pressure in the refrigeration house is lower, the refrigeration house door is sucked, the refrigeration house door cannot be opened in a short time, and the refrigeration house door can be opened from the outside generally for preventing the hinge door from being frozen, and the heat preservation effect is improved, the refrigeration house door is mostly of an integrated structure, no observation window is arranged, and when people are closed in the refrigeration house, external staff cannot find in time, and casualties are easily caused.

Disclosure of Invention

The utility model mainly aims to provide a sealed refrigeration house door group, which aims to solve the technical problem that the refrigeration house door is sucked and is difficult to open due to the air pressure problem at present.

In order to achieve the above object, the sealed refrigeration house door set provided by the present utility model includes:

a door frame;

the door body is rotationally connected with the door frame;

the pressure release pipe runs through along axial direction has the pressure release passageway, the through-hole has been seted up to the door body, the pressure release pipe is fixed in the through-hole runs through the door body makes the inside and outside intercommunication of freezer, pressure release pipe one end extends the door lateral surface, just the gas pocket has been seted up to the pressure release pipe lateral wall, the gas pocket with the pressure release passageway intercommunication to be connected with sealed lid, sealed lid is used for opening and closing the gas pocket, sealed lid is located the lateral surface of the door body.

Optionally, the pressure release pipe includes the link, the link is located the lateral surface of the door body, the outer wall of link is equipped with the external screw thread, the inner wall of sealed lid is equipped with the internal screw thread, the internal screw thread with the external screw thread cooperation is connected, the gas pocket set up in the outer wall of link.

Optionally, the one end that the pressure release pipe deviates from the link is equipped with the shutoff, the shutoff includes the baffle, the baffle external diameter is greater than the external diameter of through-hole, the baffle is connected with the connecting rod, the connecting rod is equipped with the limiting plate, pressure release pipe inner wall protrusion is equipped with the spacing ring, connecting rod outer wall cover is equipped with the spring, the spring still is located the limiting plate with between the spacing ring.

Optionally, the door body is provided with an observation window, and the observation window is provided with toughened glass.

Optionally, the observation window is towards one side of freezer inside is equipped with the heat preservation lid, heat preservation lid side with the door body rotates to be connected.

Optionally, a magnetic sealing strip is arranged at the edge of the heat preservation cover, and the magnetic sealing strip is in magnetic connection with the door body.

Optionally, a window breaker is arranged on one side of the door body facing the inside of the refrigeration house.

Optionally, one side of the door body facing the outside of the refrigerator is provided with a buckle, the door frame is provided with a clamping plate, and the buckle is matched and clamped with the clamping plate.

Optionally, the air holes are provided in plurality, and the axes of the air holes are located on the same plane.

According to the technical scheme, the pressure relief pipe is arranged on the door body, the pressure relief pipe is provided with the pressure relief channel and the air hole communicated with the pressure relief channel, the part of the pressure relief pipe, which is positioned on the outer side surface of the door body, is provided with the air hole and the sealing cover, and the opening and the closing of the air hole are realized through the sealing cover. After the door body is opened and closed again, the hot air cooling leads to forming the negative pressure in the freezer, through rotatory sealed lid, makes the gas pocket naked to make outside atmospheric pressure balanced with inside atmospheric pressure, thereby reduce the resistance when the door body is opened, promoted the convenience that the freezer door was opened. In addition, according to the technical scheme, the observation window is arranged on the door body, and the window breaker is arranged on the observation window, so that an external employee can timely find out the trapped employee, the internal employee can escape through the window breaker at necessary time, and the heat preservation cover structure is matched, so that heat loss at the observation window is avoided, and the safety of equipment is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of an embodiment of a sealed refrigeration door assembly of the present utility model;

FIG. 2 is a schematic view of an embodiment of a sealed refrigeration door assembly according to the present utility model;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is an enlarged view of FIG. 3 at C;

fig. 5 is a sectional view of the view B-B of fig. 2.

Reference numerals illustrate:

reference numerals	Name of the name	Reference numerals	Name of the name
				1	Door frame	231	Air holes
11	Clamping plate	24	Sealing cover
				2	Door body	25	Plugging device
21	Buckle	251	Spring
				22	Viewing window	252	Baffle plate
221	Window breaker	26	Thermal insulation cover
				23	Pressure relief pipe	261	Magnetic sealing strip

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides a sealed refrigeration house door group.

In prior art, most seal structure of freezer leads to the freezer door after opening, and outside temperature is higher after the air gets into the freezer, and the temperature reduces rapidly, and after the freezer door was closed, inside hot air precooling compression led to the freezer internal air pressure lower to hold the freezer door, lead to unable opening in the freezer door in the short time, and for preventing that the hinge lock from freezing, the freezer door generally can only be opened from the outside.

In order to solve the technical problems, the pressure relief pipe is arranged on the door body, the pressure relief pipe is provided with a pressure relief channel and an air hole communicated with the pressure relief channel, the part of the pressure relief pipe, which is positioned on the outer side surface of the door body, is provided with the air hole and the sealing cover, and the opening and the closing of the air hole are realized through the sealing cover. After the door body is opened and closed again, the hot air cooling leads to forming the negative pressure in the freezer, through rotatory sealed lid, makes the gas pocket naked to make outside atmospheric pressure balanced with inside atmospheric pressure, thereby reduce the resistance when the door body is opened, promoted the convenience that the freezer door was opened.

The above technical scheme is described in detail below with reference to the accompanying drawings.

In an embodiment of the present utility model, as shown in fig. 1 to 5, the sealed refrigeration house door group includes:

a door frame 1;

the door body 2 is rotatably connected to the door frame 1;

the pressure release pipe 23 runs through along the axial direction and has the pressure release passageway, and the through-hole has been seted up to the door body 2, and pressure release pipe 23 is fixed in the through-hole and runs through the door body 2, makes the inside and outside intercommunication of freezer, and pressure release pipe 23 one end extends out door body 2 lateral surface, and pressure release pipe 23 lateral wall has seted up gas pocket 231, gas pocket 231 and pressure release passageway intercommunication to be connected with sealed lid 24, sealed lid 24 is used for opening and closing gas pocket 231, and sealed lid 24 is located the lateral surface of door body 2.

In the specific implementation process, the door body 2 is rotationally connected with the door frame 1 through a hinge. The through holes penetrate through two side surfaces of the door body 2, so that the inside of the refrigeration house is communicated with the outside, the outer wall of the pressure relief pipe 23 is attached to the inner wall of the through holes and fixedly connected with the inner wall of the through holes, and in practice, the two can be in interference connection or adhesion and other modes to realize sealing connection. The pressure release channel penetrates through two ends of the pressure release pipe 23, so that gas exchange between the inside and the outside of the refrigeration house is realized. One end of the pressure release pipe 23 extending out of the door body 2 is positioned outside the refrigeration house, the side wall is provided with an air hole 231, the pressure release pipe 23 is also provided with a sealing cover 24, and the sealing cover 24 is used for opening and plugging 25 the air hole 231.

Further, the pressure release tube 23 includes a connection end, the connection end is located on the outer side surface of the door body 2, an external thread is provided on the outer wall of the connection end, an internal thread is provided on the inner wall of the sealing cover 24, the internal thread is connected with the external thread in a matching manner, and the air hole 231 is provided on the outer wall of the connection end. In the specific implementation process, the air hole 231 is formed in the side wall part provided with the external thread, and the air hole 231 is exposed by rotating the sealing cover 24, so that the inside of the refrigerator is circulated with the outside air, the outside air pressure and the inside air pressure are balanced, and the resistance of opening the door is reduced; by rotating the sealing cover 24, the air hole 231 is covered, and the air exchange between the inside and the outside of the refrigerator is blocked, so that the leakage of cold air is avoided. In addition, the air holes 231 are provided in plurality, and the axes of the air holes 231 are positioned on the same plane, so that the efficiency of gas circulation is improved.

Further, the one end that pressure release pipe 23 deviates from the link is equipped with shutoff 25, and shutoff 25 includes baffle 252, and the baffle 252 external diameter is greater than the external diameter of through-hole, and baffle 252 is connected with the connecting rod, and the connecting rod is equipped with the limiting plate, and pressure release pipe 23 inner wall protrusion is equipped with the spacing ring, and the connecting rod outer wall cover is equipped with spring 251, and spring 251 still is located between limiting plate and the spacing ring.

In a specific implementation process, one end of the pressure relief pipe 23 deviating from the connecting end is located at one end of the through hole close to the inside of the refrigerator, and the baffle 252 is used for plugging 25 the pressure relief channel and the through hole, it can be understood that the end of the pressure relief pipe 23 is flush with the surface of the door body 2 or is recessed in the through hole, so as to ensure that the baffle 252 can effectively plug 25. One end of the connecting rod, which is far away from the baffle 252, is provided with a limiting plate, and two ends of the spring 251 are respectively contacted with the limiting plate and the limiting ring. The inside temperature of freezer is low, and atmospheric pressure is lower than outside atmospheric pressure relatively, and gaseous entering pressure release passageway through gas pocket 231, top open baffle 252 enters into the freezer inside, realizes the pressure release. If the barrier 252 is frozen, the air pressure difference is insufficient to push the barrier 252 open, and the long rod can be used to push the barrier 252 open after the sealing cover 24 is screwed off, so that air circulation is realized. After the air pressure difference is reduced to a certain degree or the air hole 231 is covered and sealed by the sealing cover 24, the baffle 252 seals the 25 pressure relief channel under the action of the spring 251, so that the leakage of cold air is avoided.

In practice, in order to promote the heat preservation effect, most integrated into one piece structure does not set up observation window 22, leads to people to be closed when in the freezer, and outside staff if unable discovery in time causes casualties easily. In the present embodiment, the door body 2 is provided with an observation window 22, and the observation window 22 is provided with tempered glass. The observation window 22 is made of double-layer toughened glass, so that the heat preservation effect is improved, the compressive resistance of the observation window 22 can be ensured, and the rupture of the observation window in a negative pressure environment is avoided. The door body 2 is provided with a window breaker 221 on a side facing the inside of the refrigerator. When the personnel in the interior are trapped, the critical moment can escape through the window breaker 221.

Further, a heat preservation cover 26 is arranged on one side, facing the inside of the refrigerator, of the observation window 22, and the side edge of the heat preservation cover 26 is rotatably connected with the door body 2. In practice, the heat-insulating cover 26 is rotatably connected with the door body 2 through a hinge, and the heat-insulating effect at the observation window 22 is improved through the heat-insulating cover to reduce heat loss.

According to the technical scheme, the observation window 22 is arranged on the door body 2, and the window breaker 221 is arranged on the observation window 22, so that an external employee can timely find out the trapped employee, the internal employee can escape through the window breaker 221 at necessary time, and the heat preservation cover 26 is matched, so that heat loss at the observation window 22 is avoided, and the safety of equipment is improved.

Optionally, a magnetic sealing strip 261 is arranged at the edge of the heat preservation cover 26, and the magnetic sealing strip 261 is connected with the door body 2 in a magnetic attraction way.

In a specific implementation process, the edge of the inner end surface of the heat preservation cover 26 is provided with a magnetic sealing strip 261, the inner end surface of the door body 2 is made of iron or other magnetic materials, heat insulation cotton is wrapped in the door body 2 and the heat preservation cover 26, and the heat preservation cover 26 is adsorbed on the door body 2 through the magnetic sealing strip 261.

Optionally, one side of the door body 2 facing the outside of the refrigerator is provided with a buckle 21, the door frame 1 is provided with a clamping plate 11, and the buckle 21 is matched and clamped with the clamping plate 11. In practice, the buckle 21 has a frame-shaped structure, and the clamping plate 11 has a bayonet, and when the door is closed, one side of the frame-shaped structure is clamped into the bayonet, so that the two are connected.

The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. A sealed refrigeration door group, comprising:

a door frame;

the door body is rotationally connected with the door frame;

2. The sealed refrigeration door set as claimed in claim 1, wherein the pressure relief tube includes a connection end, the connection end is located on an outer side surface of the door body, an external thread is provided on an outer wall of the connection end, an internal thread is provided on an inner wall of the sealing cover, the internal thread is connected with the external thread in a matching manner, and the air hole is provided on an outer wall of the connection end.

3. The sealed refrigeration door set according to claim 2, wherein the end of the pressure relief tube facing away from the connecting end is provided with a plug, the plug comprises a baffle, the outer diameter of the baffle is larger than that of the through hole, the baffle is connected with a connecting rod, the connecting rod is provided with a limiting plate, the inner wall of the pressure relief tube is provided with a limiting ring in a protruding manner, the outer wall of the connecting rod is sleeved with a spring, and the spring is further positioned between the limiting plate and the limiting ring.

4. The sealed refrigeration door set as recited in claim 1 wherein said door body is provided with an observation window, said observation window being provided with tempered glass.

5. The sealed refrigeration compartment door assembly of claim 4, wherein a side of said viewing window facing said interior of said refrigeration compartment is provided with a thermal cover, and wherein said thermal cover side is rotatably connected to said door body.

6. The sealed refrigeration door set according to claim 5, wherein a magnetic sealing strip is provided at an edge of said heat-retaining cover, said magnetic sealing strip being magnetically connected to said door body.

7. The sealed refrigeration compartment door assembly of claim 4, wherein a side of said door body facing said interior of said refrigeration compartment is provided with a window breaker.

8. The sealed refrigeration compartment door assembly of claim 1, wherein a side of said door body facing said exterior of said refrigeration compartment is provided with a snap-in fastener, said door frame is provided with a snap-in fastener, and said snap-in fastener is engaged with said snap-in fastener.

9. The sealed refrigeration door set according to claim 1, wherein said air holes are provided in plural numbers, and axes of said air holes are located on the same plane.