Novel new energy SPF (specific pathogen free) level rat and mouse isolation transfer cage

Abstract

The utility model relates to the technical field of rat and mouse isolating and transferring equipment, and discloses a novel new energy SPF-level rat and mouse isolating and transferring cage which comprises a cage body, a box body is fixedly connected to the upper surface of the cage body, a cover plate is fixedly connected to the upper surface of the box body, a first air hole is formed in the right side of the box body, and a second air hole is formed in the bottom of the box body. The bottom of the inner wall of the box body, the inner wall of the first air hole and the inner wall of the second air hole are fixedly connected with air inlet mechanisms. Through cooperation of the box body, the cover plate, the first air hole, the second air hole, the air inlet mechanism, the third air hole, the air exhaust hole and the air exhaust mechanism, the isolation transfer cage is provided with an SPF-level independent ventilation system, and then the SPF-level independent ventilation system is directly arranged in the isolation transfer cage for unified transportation; stress of the animals is reduced, meanwhile, it is guaranteed that the animals are not polluted by the outside in the transportation process, normal ventilation is guaranteed, and the normal pressure difference in the transport vehicle is maintained.

Description

Technical Field

[0001] The utility model relates to the technical field of large and small rat isolation and transportation equipment, in particular to a new type of new energy SPF-level isolation and transportation cage for large and small rats. Background Art

[0002] With the advancement of medicine, the contribution of laboratory mice and rats to human health and medicine has become increasingly important, and the requirements for microbial quality control of these animals have also gradually increased. The national standard GB14922.2-2011, "Microbial Grading and Monitoring," stipulates that the quality of non-specific pathogenic (SPF) laboratory mice and rats must exclude certain pathogenic microorganisms. The national standard GB14925-2010, "Laboratory Animal Environment and Facilities," specifies transport cages for animal transportation. Generally, transporting SPF mice requires batches of these mice, requiring packaging in special transport boxes for transport. This is not only time-consuming and labor-intensive, but can also easily lead to stress-induced death in the mice. Utility Model Content

[0003] The purpose of the utility model is to solve the shortcomings of the existing technology, such as: generally, for transporting SPF-level mice in batches, special transport boxes are needed for packaging and transportation, which is not only time-consuming and labor-intensive, but also easily leads to stress death of mice. A new type of new energy isolation and transportation cage for SPF-level mice is proposed.

[0004] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0005] The new type of new energy SPF grade isolation and transport cage for mice and rats comprises a cage body, the upper surface of the cage body is fixedly connected to a box body, the upper surface of the box body is fixedly connected to a cover plate, the right side of the box body is provided with a first air hole, the bottom of the box body is provided with a second air hole, the bottom of the inner wall of the box body, the inner wall of the first air hole and the inner wall of the second air hole are all fixedly connected to an air intake mechanism, the bottom of the box body and the inside of the cage body are both provided with a third air hole, the left side of the box body is provided with an exhaust hole, the bottom of the inner wall of the box body, the inner wall of the exhaust hole and the inner wall of the third air hole are all fixedly connected to the exhaust mechanism, and the inner wall of the box body is fixedly connected It is connected to a charging module, a control module, a frequency conversion module and a lithium battery. A control panel is fixedly connected to the right side of the box body. A through hole is opened on the right side of the box body. The inner wall of the through hole is fixedly connected to the charging interface. A pressure differential gauge is fixedly connected to the left side of the inner wall of the box body. The positive pressure end of the pressure differential gauge passes through the box body and extends to the left side of the box body. The negative pressure end of the pressure differential gauge passes through the box body and extends to the bottom of the box body. The control module is electrically connected to the pressure differential gauge, the frequency conversion module, the lithium battery and the control panel respectively. The frequency conversion module is electrically connected to the air intake mechanism and the exhaust mechanism respectively. The charging module is electrically connected to the lithium battery and the charging interface respectively.

[0006] Preferably, the cage body includes a frame, the inner wall of the frame is fixedly connected with a bottom plate and a grid plate, the bottom plate is located below the grid plate, the front and rear sides of the frame are fixedly connected with side plates, the left side of the frame is fixedly connected with a back plate, the right side of the frame is fixedly connected with a U-shaped plate, the inner wall of the U-shaped plate is bonded with a PCV soft film, the left side of the PCV soft film is in contact with the right side of the frame, the front and rear sides of the PCV soft film and the right side of the frame are bonded with stainless steel zippers, the upper surface of the frame is fixedly connected to the bottom of the box body, and the third air hole is located in the frame.

[0007] Preferably, the air intake mechanism includes a first fan, the air inlet end of the first fan and the inner wall of the first air hole are fixedly connected with a first air pipe, the air outlet end of the first fan is fixedly connected with a second air pipe, the left end of the second air pipe is fixedly connected with a filter box, the left side of the filter box and the inner wall of the second air hole are fixedly connected with a third air pipe, the bottom of the filter box and the bottom of the first fan are fixedly connected to the bottom of the inner wall of the box body, the inner wall of the first air pipe is fixedly connected with a first primary filter, the inner wall of the filter box is fixedly connected with a medium efficiency filter and a high efficiency filter, the high efficiency filter is located on the left side of the medium efficiency filter, and the first fan is electrically connected to the frequency conversion module.

[0008] Preferably, the exhaust mechanism includes a second fan, the bottom of the second fan is fixedly connected to the bottom of the inner wall of the box body, the air inlet end of the second fan and the inner wall of the third air hole are fixedly connected to a fourth air pipe, the air outlet end of the second fan and the inner wall of the exhaust hole are fixedly connected to a fifth air pipe, and the second fan is electrically connected to the frequency conversion module.

[0009] Preferably, a universal wheel is fixedly connected to the bottom of the frame, and a handle is fixedly connected to the surface of the side panel.

[0010] Preferably, an air filter element is fixedly connected to the inner wall of the fifth air pipe, and a second primary filter is fixedly connected to the bottom end of the fourth air pipe.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] The utility model provides the isolation transfer cage with an SPF-level independent ventilation system through the cooperation of the box body, the cover plate, the first air hole, the second air hole, the air intake mechanism, the third air hole, the exhaust hole and the exhaust mechanism. Then, by directly installing the SPF-level independent ventilation system into the isolation transfer cage for unified transportation, the stress of the animals is reduced while ensuring that the animals are not contaminated by the outside world during transportation, ensuring normal ventilation, and maintaining a normal pressure difference in the transport vehicle.

[0013] The utility model can measure the pressure difference between the inside and outside of the cage through the pressure differential meter, and through the pressure differential meter, the frequency conversion module and the control module, the first fan and the second fan can automatically change the frequency according to the pressure difference, thereby reducing the energy consumption of the isolation transfer cage. At the same time, by installing an air filter element in the fifth air pipe of the exhaust mechanism, the backflow of air outside the cage can be effectively prevented from polluting the air inside the cage, and the second primary filter can prevent foreign matter from being sucked into the exhaust mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model.

[0015] Figure 2 It is a right view of the structure of the utility model.

[0016] Figure 3 It is a left view of the structure of the utility model.

[0017] Figure 4 It is a top view of the cage body in the present utility model.

[0018] Figure 5 It is a right side view of the box body in this utility model.

[0019] Figure 6 It is a left view of the box body in the utility model.

[0020] Figure 7 It is a top view of the box body in the utility model.

[0021] Figure 8 It is a schematic diagram of the air inlet mechanism in the utility model.

[0022] Figure 9 It is a schematic diagram of the exhaust mechanism in the utility model.

[0023] In the figure: 1. Cage; 101. Frame; 102. Bottom plate; 103. Grid plate; 104. Side plate; 105. Back plate; 106. U-shaped plate; 107. PCV film; 108. Stainless steel zipper; 2. Box body; 3. Cover plate; 4. First air hole; 5. Second air hole; 6. Air inlet mechanism; 601. First fan; 602. First air pipe; 603. Second air pipe; 604. Filter box; 605. Third air pipe; 606. First primary filter; 607, medium-efficiency filter; 608, high-efficiency filter; 7, third air hole; 8, exhaust hole; 9, exhaust mechanism; 901, second fan; 902, fourth air pipe; 903, fifth air pipe; 10, charging module; 11, control module; 12, frequency conversion module; 13, lithium battery; 14, control panel; 15, through hole; 16, charging port; 17, differential pressure gauge; 18, universal wheel; 19, handle; 20, air filter element; 21, second primary filter. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0025] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0026] Example 1

[0027] Reference Figure 1-9 A new type of new energy SPF-level isolation and transport cage for mice and rats comprises a cage body 1, a box body 2 is fixedly connected to the upper surface of the cage body 1, a cover plate 3 is fixedly connected to the upper surface of the box body 2, a first air hole 4 is opened on the right side of the box body 2, a second air hole 5 is opened at the bottom of the box body 2, an air inlet mechanism 6 is fixedly connected to the bottom of the inner wall of the box body 2, the inner wall of the first air hole 4 and the inner wall of the second air hole 5, a third air hole 7 is opened at the bottom of the box body 2 and the inside of the cage body 1, an exhaust hole 8 is opened on the left side of the box body 2, and an exhaust mechanism 9 is fixedly connected to the bottom of the inner wall of the box body 2, the inner wall of the exhaust hole 8 and the inner wall of the third air hole 7.

[0028] The inner wall of the box body 2 is fixedly connected with a charging module 10, a control module 11, a frequency conversion module 12 and a lithium battery 13. The right side of the box body 2 is fixedly connected with a control panel 14. A through hole 15 is opened on the right side of the box body 2. The inner wall of the through hole 15 is fixedly connected with a charging interface 16. The left side of the inner wall of the box body 2 is fixedly connected with a differential pressure gauge 17. The positive pressure end of the differential pressure gauge 17 passes through the box body 2 and extends to the left side of the box body 2. The negative pressure end of the differential pressure gauge 17 passes through the box body 2 and extends to the bottom of the box body 2. The control module 11 is electrically connected to the differential pressure gauge 17, the frequency conversion module 12, the lithium battery 13 and the control panel 14 respectively. The frequency conversion module 12 is electrically connected to the air intake mechanism 6 and the exhaust mechanism 9 respectively. The charging module 10 is electrically connected to the lithium battery 13 and the charging interface 16 respectively. The lithium battery 13 can be charged through the charging interface 16 and the charging module 10, and the control module 11 is powered by the lithium battery 13. The user operates the control module 11 through the control panel 14.

[0029] The cage body 1 includes a frame 101, the inner wall of the frame 101 is fixedly connected with a bottom plate 102 and a grid plate 103, the bottom plate 102 is located below the grid plate 103, and the cage body 1 is divided into two layers, the upper and lower layers, through the grid plate 103. The air above and below the grid plate 103 can circulate through the grid plate 103. The front and rear sides of the frame 101 are fixedly connected with side plates 104, the left side of the frame 101 is fixedly connected with a back plate 105, and the right side of the frame 101 is fixedly connected with a U-shaped plate 106. The inner wall of the U-shaped plate 106 is fixedly connected to the frame 101. A PCV soft film 107 is bonded, and the left side of the PCV soft film 107 contacts the right side of the frame 101. A stainless steel zipper 108 is bonded to the front and back sides of the PCV soft film 107 and the right side of the frame 101. The front and back sides of the PCV soft film 107 can be fixed to the frame 101 through the stainless steel zipper 108, and the opening on the right side of the frame 101 is sealed by the PCV soft film 107. The upper surface of the frame 101 is fixedly connected to the bottom of the box body 2, and the third air hole 7 is located in the frame 101.

[0030] The air inlet mechanism 6 includes a first fan 601, the air inlet end of the first fan 601 and the inner wall of the first air hole 4 are fixedly connected with a first air pipe 602, the air outlet end of the first fan 601 is fixedly connected with a second air pipe 603, the left end of the second air pipe 603 is fixedly connected with a filter box 604, the left side of the filter box 604 and the inner wall of the second air hole 5 are fixedly connected with a third air pipe 605, the bottom of the filter box 604 and the bottom of the first fan 601 are fixedly connected to the bottom of the inner wall of the box body 2, the inner wall of the first air pipe 602 is fixedly connected with a first primary filter 606, the inner wall of the filter box 604 is fixedly connected with a medium efficiency filter 607 and a high efficiency filter 608, the high efficiency filter 608 is located on the left side of the medium efficiency filter 607, the first fan 601 is connected to the frequency conversion module 1 2 is electrically connected, and the air outside the box body 2 is drawn into the cage body 1 through the first fan 601. The pressure differential meter 17, the frequency conversion module 12 and the control module 11 cooperate to enable the first fan 601 to automatically change the frequency according to the pressure difference between the inside and outside of the cage body 1. At the same time, when the air enters the filter box 604, it is filtered by the first primary filter 606, the medium-efficiency filter 607 and the high-efficiency filter 608. The first primary filter 606 is mainly used to filter larger particles of dust, hair, fiber and other impurities in the air. The medium-efficiency filter 607 can effectively filter medium-sized particles in the air, such as pollen, dust, bacteria, etc. The high-efficiency filter 608 can efficiently filter tiny particles in the air, such as bacteria, viruses, PM2.5, etc.

[0031] The exhaust mechanism 9 includes a second fan 901, the bottom of the second fan 901 is fixedly connected to the bottom of the inner wall of the box body 2, the air inlet end of the second fan 901 and the inner wall of the third air hole 7 are fixedly connected to the fourth air pipe 902, the air outlet end of the second fan 901 and the inner wall of the exhaust hole 8 are fixedly connected to the fifth air pipe 903, the second fan 901 is electrically connected to the frequency conversion module 12, and the air in the cage body 1 is discharged to the outside of the cage body 1 through the second fan 901, and the air is discharged to the outside of the cage body 1 through the pressure differential meter 17 and the frequency conversion module 1 2 and the control module 11 cooperate to enable the second fan 901 to automatically change frequency according to the air pressure difference between the inside and outside of the cage body 1. The inner wall of the fifth air pipe 903 is fixedly connected to the air filter element 20, and the bottom end of the fourth air pipe 902 is fixedly connected to the second primary filter screen 21. By installing the air filter element 20 in the fifth air pipe 903 of the exhaust mechanism 9, the backflow of air outside the cage body 1 can be effectively prevented from polluting the air inside the cage body 1, and the second primary filter screen 21 can prevent foreign matter from being sucked into the exhaust mechanism 9.

[0032] Example 2

[0033] Reference Figure 1-3 The bottom of the frame 101 is fixedly connected with a universal wheel 18, which has a self-locking function. The universal wheel 18 makes it easier to move the isolation transfer cage. The surface of the side panel 104 is fixedly connected with a handle 19, which makes it easier for users to push and pull the cage body 1.

[0034] In the present invention, when the user uses the isolation transfer cage, he operates the control panel 14, and then the control module 11 turns on the first fan 601 and the second fan 901 according to the signal input by the control panel 14. At the same time, the pressure difference inside and outside the cage body 1 is measured by the pressure differential meter 17. Then, the control module 11 controls the frequency conversion module 12 according to the data transmitted by the pressure differential meter 17, and enables the first fan 601 and the second fan 901 to automatically change frequency according to the pressure difference through the frequency conversion module 12. When the first fan 601 is turned on, the air outside the box body 2 enters the cage body 1 through the air inlet mechanism 6 through the first fan 601, and passes through the first primary efficiency filter in the air inlet mechanism 6. The filter 606, the medium-efficiency filter 607, and the high-efficiency filter 608 filter the air entering the cage 1. At this time, the air in the cage 1 is kept clean by the air inlet mechanism 6. At the same time, when the second fan 901 is turned on, the air in the cage 1 can be discharged through the exhaust hole 8 by the second fan 901. Then, the stainless steel zipper 108 is opened, and the opening on the right side of the frame 101 is opened by flipping the PCV soft film 107. Then, the animal cage containing the mice is placed on the bottom plate 102 or the grid plate 103, and the stainless steel zipper 108 is closed. At this time, the opening on the right side of the frame 101 is sealed by the PCV soft film 107.

[0035] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

[0036] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

Claims

1. A new type of new energy SPF grade isolation and transport cage for mice and rats, comprising a cage body (1), characterized in that: The upper surface of the cage (1) is fixedly connected to the box body (2), the upper surface of the box body (2) is fixedly connected to the cover plate (3), the right side of the box body (2) is provided with a first air hole (4), the bottom of the box body (2) is provided with a second air hole (5), the bottom of the inner wall of the box body (2), the inner wall of the first air hole (4) and the inner wall of the second air hole (5) are all fixedly connected to an air inlet mechanism (6), the bottom of the box body (2) and the interior of the cage (1) are both provided with a third air hole (7), the left side of the box body (2) is provided with an exhaust hole (8), the bottom of the inner wall of the box body (2), the inner wall of the exhaust hole (8) and the inner wall of the third air hole (7) are all fixedly connected to an exhaust mechanism (9), the inner wall of the box body (2) is fixedly connected to a charging module (10), a control module (11), a frequency conversion module (12) and a lithium battery ( 13), a control panel (14) is fixedly connected to the right side of the box body (2), a through hole (15) is opened on the right side of the box body (2), and a charging interface (16) is fixedly connected to the inner wall of the through hole (15), and a pressure differential gauge (17) is fixedly connected to the left side of the inner wall of the box body (2), the positive pressure end of the pressure differential gauge (17) passes through the box body (2) and extends to the left side of the box body (2), and the negative pressure end of the pressure differential gauge (17) passes through the box body (2) and extends to the bottom of the box body (2), the control module (11) is electrically connected to the pressure differential gauge (17), the frequency conversion module (12), the lithium battery (13) and the control panel (14), respectively, the frequency conversion module (12) is electrically connected to the air inlet mechanism (6) and the air exhaust mechanism (9), respectively, and the charging module (10) is electrically connected to the lithium battery (13) and the charging interface (16), respectively.

2. The new energy SPF grade isolation and transport cage for mice according to claim 1 is characterized in that: The cage body (1) comprises a frame (101), the inner wall of the frame (101) is fixedly connected to a bottom plate (102) and a grid plate (103), the bottom plate (102) is located below the grid plate (103), the front and rear sides of the frame (101) are fixedly connected to side plates (104), the left side of the frame (101) is fixedly connected to a back plate (105), the right side of the frame (101) is fixedly connected to a U-shaped plate (106), the inner wall of the U-shaped plate (106) is bonded with a PCV soft film (107), the left side of the PCV soft film (107) contacts the right side of the frame (101), the front and rear sides of the PCV soft film (107) and the right side of the frame (101) are bonded with a stainless steel zipper (108), the upper surface of the frame (101) is fixedly connected to the bottom of the box body (2), and the third air hole (7) is located in the frame (101).

3. The new energy SPF grade isolation and transport cage for rats according to claim 1, characterized in that: The air inlet mechanism (6) comprises a first fan (601), an air inlet end of the first fan (601) and the inner wall of the first air hole (4) are both fixedly connected to a first air pipe (602), an air outlet end of the first fan (601) is fixedly connected to a second air pipe (603), a left end of the second air pipe (603) is fixedly connected to a filter box (604), a left side of the filter box (604) and the inner wall of the second air hole (5) are both fixedly connected to a third air pipe (605), and the filter box (604) is fixedly connected to the inner wall of the second air hole (5). The bottom of the filter box (604) and the bottom of the first fan (601) are both fixedly connected to the bottom of the inner wall of the box body (2); the inner wall of the first air pipe (602) is fixedly connected to a first primary filter (606); the inner wall of the filter box (604) is fixedly connected to a medium-efficiency filter (607) and a high-efficiency filter (608); the high-efficiency filter (608) is located on the left side of the medium-efficiency filter (607); and the first fan (601) is electrically connected to the frequency conversion module (12).

4. The new energy SPF grade isolation and transport cage for mice according to claim 1, characterized in that: The exhaust mechanism (9) includes a second fan (901), the bottom of the second fan (901) is fixedly connected to the bottom of the inner wall of the box body (2), the air inlet end of the second fan (901) and the inner wall of the third air hole (7) are fixedly connected to a fourth air pipe (902), the air outlet end of the second fan (901) and the inner wall of the exhaust hole (8) are fixedly connected to a fifth air pipe (903), and the second fan (901) is electrically connected to the frequency conversion module (12).

5. The new energy SPF grade isolation and transport cage for mice according to claim 2, characterized in that: The bottom of the frame (101) is fixedly connected to a universal wheel (18), and the surface of the side panel (104) is fixedly connected to a handle (19).

6. The new energy SPF grade isolation and transport cage for rats according to claim 4, characterized in that: An air filter element (20) is fixedly connected to the inner wall of the fifth air pipe (903), and a second primary filter (21) is fixedly connected to the bottom end of the fourth air pipe (902).

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