Cold storage buffer room

Abstract

The utility model relates to the technical field of cold storage, and specifically discloses a buffer chamber of the cold storage, wherein a door hole 1 is respectively arranged in the middle of the front and rear walls of the buffer chamber body, an annular groove is arranged on the top surface of the bottom plate near the outer edge, the buffer chamber body is a cubic shell structure, the bottom of the buffer chamber body is fixedly connected to the outer edge position of the top surface of the bottom plate, a fixed cylinder is arranged in the inner cavity of the buffer chamber body, the bottom end of the fixed cylinder is fixed to the position of the top surface of the bottom plate located at the outer edge of the annular groove, and the top end of the fixed cylinder is fixed to the top surface of the inner cavity of the buffer chamber body, and door holes 2 are respectively opened on the front and rear walls of the fixed cylinder at positions corresponding to the door hole 1, a rotating cylinder is rotatably sleeved in the fixed cylinder, and the bottom end of the rotating cylinder is rotatably sleeved in the annular groove, a door hole 3 is arranged on the side wall of the rotating cylinder, a driving member is arranged at a corner of the inner cavity of the buffer chamber body, and the driving member is used to drive the rotating cylinder to rotate from the bottom end; the problem that it is inconvenient to operate when closing a movable door of the buffer chamber of the cold storage is well solved.

Description

Technical Field

[0001] The utility model relates to the technical field of cold storage, in particular to a cold storage buffer room. Background Art

[0002] Cold storage is mainly used as a constant temperature storage refrigeration equipment for food, dairy products, meat, aquatic products, chemicals, medicine, seedlings, scientific experiments, etc. Cold storage is actually a low-temperature cold storage (refrigerated storage) and also belongs to a kind of refrigeration equipment. Compared with refrigerators, its refrigeration area is much larger, but they have the same refrigeration principle. Generally, cold storage is cooled by a refrigerator, using a liquid with a very low vaporization temperature (ammonia or Freon) as a coolant, which evaporates under low pressure and mechanical control conditions to absorb the heat in the storage, thereby achieving the purpose of cooling.

[0003] In actual application, in order to reduce the overflow of cold air when entering and leaving the cold storage, a buffer room is often required at the entrance of the cold storage. Traditionally, the buffer room generally includes a buffer room body and a movable door arranged on the other side of the buffer room body. In actual operation, the cold storage door is opened first, the buffer room body is entered, and then the cold storage door is closed, and then the movable door on the other side is opened to enter the cold storage. Not only is manpower wasted, but the operation is also troublesome. Utility Model Content

[0004] The utility model designs a cold storage buffer room in order to solve the problem that the current cold storage buffer room is inconvenient to operate when closing a movable door.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a buffer chamber of a cold storage, comprising a buffer chamber body, wherein the middle parts of the front and rear walls of the buffer chamber body are respectively provided with a door hole one, an annular groove is provided on the top surface of the bottom plate near the outer edge, the buffer chamber body is a cubic shell structure, and the bottom of the buffer chamber body is fixedly connected to the outer edge position of the top surface of the bottom plate, the fixed cylinder is arranged in the inner cavity of the buffer chamber body, the bottom end of the fixed cylinder is fixed to the position of the top surface of the bottom plate located at the outer edge of the annular groove, and the top end of the fixed cylinder is fixed to the top surface of the inner cavity of the buffer chamber body, the front and rear walls of the fixed cylinder are respectively provided with door holes two at the positions corresponding to the door hole one, the rotating cylinder is rotatably mounted in the fixed cylinder, and the bottom end of the rotating cylinder is rotatably mounted in the annular groove, a door hole three is provided on the side wall of the rotating cylinder, the driving member is arranged at a corner of the inner cavity of the buffer chamber body, and the driving member is used to drive the rotating cylinder to rotate from the bottom end.

[0006] Preferably, a circular groove connected to the annular groove is provided on the top surface of the base plate near a corner, an outer fixed sleeve is provided on the periphery of the bottom end of the rotating cylinder body, and the driving member includes a driving gear located in the inner cavity of the circular groove and meshing with the outer gear ring, and a servo motor for driving the driving gear to rotate.

[0007] Preferably, a horizontal support plate extending to directly above the circular groove is fixedly connected to the bottom of the inner cavity wall of the buffer chamber body, and the servo motor is vertically fixed to the top surface of the horizontal support plate. The power output shaft of the servo motor passes downward through the horizontal support plate and is fixedly sleeved with the axis of the driving gear.

[0008] Preferably, sealing columns are fixedly connected between the two sides of the first door opening and the two sides of the second door opening respectively.

[0009] Preferably, the buffer chamber body, the fixed cylinder and the rotating cylinder are respectively made of thermal insulation composite panels.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The cold storage buffer chamber involved in the utility model can realize the operation of entering and exiting the cold storage through the buffer chamber through the automatic rotation of the rotating cylinder, which is not only convenient to operate and saves manpower, but also has a good function of preventing cold air from overflowing. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0013] Figure 2 It is a three-dimensional structural schematic diagram of the bottom plate of the utility model;

[0014] Figure 3 It is a three-dimensional structural schematic diagram of the fixed cylinder of the utility model;

[0015] Figure 4 It is a three-dimensional structural schematic diagram of the rotating cylinder of the utility model.

[0016] In the figure: 1-bottom plate; 1.1-annular groove; 1.2-circular groove;

[0017] 2- Buffer chamber body; 2.1- Door opening 1;

[0018] 3-Fixed cylinder; 3.1-Door opening 2;

[0019] 4-rotating cylinder; 4.1-doorway three; 4.2-external gear ring;

[0020] 5-driving member; 5.1-horizontal support plate; 5.2-servo motor; 5.3-driving gear;

[0021] 6- Seal the column. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 The utility model provides a technical solution, a cold storage buffer chamber, including a buffer chamber body 2, and a door hole 2.1 is respectively arranged in the middle of the front and rear walls of the buffer chamber body 2, and the buffer chamber body 2 is a cubic shell structure.

[0024] An annular groove 1.1 is provided near the outer edge of the top surface of the bottom plate 1, and the bottom of the buffer chamber body 2 is fixedly connected to the outer edge of the top surface of the bottom plate 1. A circular groove 1.2 connected to the annular groove 1.1 is provided near a corner of the top surface of the bottom plate 1.

[0025] The fixed cylinder 3 is arranged in the inner cavity of the buffer chamber body 2, the bottom end of the fixed cylinder 3 is fixed to the top surface of the bottom plate 1 at the outer edge of the annular groove 1.1, and the top end of the fixed cylinder 3 is fixed to the top surface of the inner cavity of the buffer chamber body 2, and the front and rear walls of the fixed cylinder 3 are respectively provided with door openings 3.1 corresponding to the positions of door openings 2.1.

[0026] The rotating cylinder 4 is rotatably mounted in the fixed cylinder 3, and the bottom end of the rotating cylinder 4 is rotatably mounted in the annular groove 1.1. A door opening 4.1 is provided on the side wall of the rotating cylinder 4, and an outer gear ring 4.2 is fixedly mounted on the periphery of the bottom end of the rotating cylinder 4. The bottom end of the rotating cylinder 4 is rotatably connected to the inner edge of the annular groove 1.1 through a slewing bearing.

[0027] The driving member 5 is arranged at a corner of the inner cavity of the buffer chamber body 2, and the driving member 5 is used to drive the rotating cylinder 4 to rotate from the bottom. The driving member 5 includes a driving gear 5.3 located in the inner cavity of the circular groove 1.2 and meshing with the outer gear ring 4.2, and a servo motor 5.2 used to drive the driving gear 5.3 to rotate. In addition, a horizontal support plate 5.1 extending to the top of the circular groove 1.2 is fixedly connected to the bottom of the inner cavity wall of the buffer chamber body 2, and the servo motor 5.2 is vertically fixed to the top surface of the horizontal support plate 5.1. The power output shaft of the servo motor 5.2 passes downward through the horizontal support plate 5.1 and is fixedly sleeved with the axis of the driving gear 5.3.

[0028] In summary, the buffer chamber body 2 is installed close to the cold storage entrance, that is, the door opening 1 2.1 and the door opening 2 3.1 are directly opposite to the cold storage entrance door, and the front wall of the buffer chamber body 2 is in contact with the inner walls on both sides of the cold storage entrance.

[0029] In the initial state, the door opening 3 4.1 is located opposite to the cold storage entrance, that is, when the cold storage entrance door is opened, it is convenient to enter the inner cavity of the rotating cylinder 4 through the door opening 1 2.1, the door opening 2 3.1 and the door opening 3 4.1. Then the servo motor 5.2 drives the rotating cylinder 4 to rotate 180 degrees through the meshing relationship between the driving gear 5.3 and the outer gear ring 4.2, so that the door opening 3 4.1 is opposite to the door opening 1 2.1 at the rear end and the door opening 2 3.1 at the rear end, so as to enter the cold storage from the door opening 3 4.1, the corresponding door opening 2 3.1 and the door opening 1 2.1.

[0030] When leaving the cold storage, first enter the inner cavity of the rotating cylinder 4 from the door opening 3 4.1, the rear door opening 2 3.1 and the door opening 1 2.1; then the driving member 5 drives the rotating cylinder 4 to rotate 180°, so that the door opening 3 4.1 is aligned with the cold storage entrance door again, so as to facilitate leaving the cold storage.

[0031] In order to improve the air tightness between the fixed cylinder 3 and the buffer chamber body 2, sealing columns 6 are fixedly connected between the two sides of the door opening 1 2.1 and the two sides of the door opening 2 3.1 respectively.

[0032] The buffer chamber body 2, the fixed cylinder 3 and the rotating cylinder 4 are respectively made of thermal insulation composite plates, wherein the thermal insulation composite plates are a composite structure of color steel plate + polyurethane.

[0033] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0034] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cold storage buffer room, comprising a buffer room body (2), wherein the middle of the front and rear walls of the buffer room body (2) are respectively provided with a door opening (2.1), characterized in that: Also includes: A bottom plate (1), wherein an annular groove (1.1) is provided on the top surface of the bottom plate (1) near the outer edge, the buffer chamber body (2) is a cubic shell structure, and the bottom of the buffer chamber body (2) is fixedly connected to the outer edge of the top surface of the bottom plate (1); A fixed cylinder (3), the fixed cylinder (3) being arranged in the inner cavity of the buffer chamber body (2), the bottom end of the fixed cylinder (3) being fixed to the top surface of the bottom plate (1) at the outer edge of the annular groove (1.1), and the top end of the fixed cylinder (3) being fixed to the top surface of the inner cavity of the buffer chamber body (2), and the front and rear walls of the fixed cylinder (3) being respectively provided with door openings (3.1) at positions corresponding to the door openings (2.1); A rotating cylinder (4), the rotating cylinder (4) is rotatably sleeved in the fixed cylinder (3), and the bottom end of the rotating cylinder (4) is rotatably sleeved in the annular groove (1.1), and a door opening three (4.1) is provided on the side wall of the rotating cylinder (4); A driving member (5), wherein the driving member (5) is arranged at a corner of the inner cavity of the buffer chamber body (2), and the driving member (5) is used to drive the rotating cylinder (4) to rotate from the bottom end.

2. The cold storage buffer room according to claim 1, characterized in that: A circular groove (1.2) communicating with the annular groove (1.1) is provided near a corner of the top surface of the bottom plate (1); an outer gear ring (4.2) is fixedly sleeved on the periphery of the bottom end of the rotating cylinder (4); and the driving member (5) comprises a driving gear (5.3) located in the inner cavity of the circular groove (1.2) and meshing with the outer gear ring (4.2), and a servo motor (5.2) for driving the driving gear (5.3) to rotate.

3. The cold storage buffer room according to claim 2, characterized in that: A horizontal support plate (5.1) extending to the top of the circular groove (1.2) is fixedly connected to the bottom of the inner cavity wall of the buffer chamber body (2); the servo motor (5.2) is vertically fixed to the top surface of the horizontal support plate (5.1); and a power output shaft of the servo motor (5.2) passes downward through the horizontal support plate (5.1) and is fixedly sleeved with the axis of the driving gear (5.3).

4. The cold storage buffer room according to claim 1, characterized in that: Sealing columns (6) are respectively fixedly connected between the two sides of the first door opening (2.1) and the two sides of the second door opening (3.1).

5. The cold storage buffer room according to claim 4, characterized in that: The buffer chamber body (2), the fixed cylinder (3) and the rotating cylinder (4) are respectively made of thermal insulation composite plates.

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