CN220625370U - Evaluation device for old experimental animal barrier facility - Google Patents
Evaluation device for old experimental animal barrier facility Download PDFInfo
- Publication number
- CN220625370U CN220625370U CN202322062696.8U CN202322062696U CN220625370U CN 220625370 U CN220625370 U CN 220625370U CN 202322062696 U CN202322062696 U CN 202322062696U CN 220625370 U CN220625370 U CN 220625370U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- mounting plate
- box body
- detector
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000004888 barrier function Effects 0.000 title claims abstract description 42
- 238000010171 animal model Methods 0.000 title claims abstract description 24
- 238000011156 evaluation Methods 0.000 title claims abstract description 11
- 238000001514 detection method Methods 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 36
- 238000009423 ventilation Methods 0.000 claims description 31
- 229910021529 ammonia Inorganic materials 0.000 claims description 18
- 239000000428 dust Substances 0.000 claims description 16
- 239000002245 particle Substances 0.000 claims description 16
- 241001465754 Metazoa Species 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 12
- 238000003780 insertion Methods 0.000 description 7
- 230000037431 insertion Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000003749 cleanliness Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Housing For Livestock And Birds (AREA)
Abstract
The utility model discloses an evaluation device for a barrier facility of a stale experimental animal, and relates to the technical field of barrier environment facilities of experimental animals. The utility model comprises a bottom plate, wherein the surface of the bottom plate is fixedly connected with a box body, the top of the box body is fixedly connected with a control terminal, two sides of the box body are rotatably connected with mounting shafts, a box door is fixedly connected between the mounting shafts, the inner wall of the box body is fixedly connected with a first mounting plate, and the surface of the first mounting plate is provided with an air flow detection mechanism for detecting air quantity. The utility model has small subjective influence, can fully, effectively and scientifically evaluate old facilities, can directly detect five key indexes related to a barrier environment simultaneously, is simple and convenient, and simultaneously utilizes the structure to automatically open the second mounting plate and the third mounting plate, thereby improving the automation degree and the detection convenience of the device, reinforcing the whole device and preventing the device from moving.
Description
Technical Field
The utility model belongs to the technical field of barrier environmental facilities of experimental animals, and particularly relates to an evaluation device for a barrier facility of old experimental animals.
Background
Experimental animals are indispensable strategic resources for supporting technological innovation, are closely related to the technological core competitiveness of the biological industry, and are the high-tech field preempted by countries around the world. The experimental animal barrier environment facility is used as one of important support platforms for life science research, and provides an important scientific research platform for the development of biology, especially biological medicine.
The experimental animal barrier environment facility must meet the national standard of experimental animal environment and facility (GB 14125-2010), the standard is firstly released in 1 month of 1994, part of barrier environment facilities constructed in early units have a time span of more than 20 years, the old barrier environment facilities are quite old, the facility standard is required to be further improved, in the prior art, the old barrier environment facilities are basically all rebuilt in a push-over way, the recycling of the barrier facilities is less concerned, and a correspondingly perfect barrier environment facility assessment instrument is also lacking, so that an assessment device for the old experimental animal barrier facilities is provided.
Disclosure of Invention
The utility model aims to provide an evaluation device for a barrier facility of a stale experimental animal, which has small artificial subjective influence, can fully, effectively and scientifically evaluate the stale facility, can directly detect five key indexes related to the barrier environment simultaneously, is simple and convenient, and simultaneously utilizes a structure to automatically open a second mounting plate and a third mounting plate, thereby improving the automation degree and the detection convenience of the device, reinforcing the whole device, preventing the device from moving, and solving the prior technical problems.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
an assessment device for a barrier facility of a laboratory animal, comprising:
the box body is fixedly connected with the surface of the bottom plate, the top of the box body is fixedly connected with a control terminal, two sides of the box body are rotatably connected with mounting shafts, a box door is fixedly connected between the mounting shafts, the inner wall of the box body is fixedly connected with a first mounting plate, and the surface of the first mounting plate is provided with an air flow detection mechanism for detecting air quantity;
the device is characterized in that two groups of guide rails are fixedly connected to the inner wall of one side of the box body, the tops of the two groups of guide rails are respectively and slidably connected with a second mounting plate and a third mounting plate, the surface of the second mounting plate is fixedly connected with a pressure difference detector, the surface of the third mounting plate is fixedly connected with an ammonia concentration detector and a dust particle detector, and the air quantity detector, the ammonia concentration detector, the dust particle detector, the pressure difference detector and the control terminal are matched for use, so that the device can evaluate the field environment, human subjective influence is small, old facilities can be fully evaluated, and barrier facilities are old;
and the driving mechanism is arranged in the box body and drives the movement of the second mounting plate and the third mounting plate.
Further, both sides of the box door are rotationally connected with electric push rods, and one end of an output shaft of each electric push rod is rotationally connected with the box door.
Further, actuating mechanism includes drive shaft, two connecting axles, the drive shaft rotates to be connected between the both sides of box, the circumference of drive shaft rotates to be connected with two and stirs the frame, two the connecting axle is fixed connection respectively in the both sides of third mounting panel, two the drive slot that runs through has all been seted up to one side of stirring the frame, two the connecting axle respectively with two drive slot sliding connection, utilize the structure to open second mounting panel and third mounting panel automatically, improve the degree of automation of device and the convenience of detection.
Further, the driving mechanism further comprises two driving assemblies, each driving assembly comprises two gears and a rack, the racks are slidably connected to the inner wall of the bottom of the box body, the two gears are fixedly connected to the circumferences of the driving shaft and the mounting shaft respectively, and the gears are meshed with the racks.
Further, the extension frame is all fixedly connected with in both sides of second mounting panel, the equal fixedly connected with locating piece in both sides of second mounting panel, two locating pieces use with two extension frame cooperation respectively, one side inner wall fixedly connected with second extension spring of box, the other end of second extension spring is fixed mutually with the bottom of second mounting panel.
Further, the surface slip of bottom plate runs through there are two slide bars, fixedly connected with locating plate between the bottom of slide bar, the top of slide bar is all slipped and is run through the bottom of box and fixedly connected with spring, and the bottom of spring is all fixed mutually with the bottom inner wall of box, the circumference fixedly connected with of drive shaft and the clamp plate that the locating plate cooperation was used, the position mouth that keeps away that runs through is all offered on the surface of the bottom of box and bottom plate, when the drive shaft rotates, can rotate through driving the clamp plate, and then suppresses the locating plate downwards to can consolidate the device wholly, prevent the device activity.
Further, the air flow detection mechanism comprises an air flow detector, the air flow detector is fixedly connected to the surface of the first mounting plate, one side of the box body is fixedly connected with a connecting pipe which penetrates through the air flow detector, one end of the connecting pipe, which is far away from the air flow detector, is rotationally connected with a ventilation pipe, and the detection end of the air flow detector penetrates through the connecting pipe and is located in the ventilation pipe.
Further, two fixed blocks of one side fixedly connected with of ventilation pipe, the picture peg that runs through is all pegged graft to one side of fixed block, and the equal fixedly connected with of one end of picture peg is first extension spring, a side outer wall fixedly connected with solid fixed ring of box, a plurality of notches have been seted up to one side of solid fixed ring, the one end of picture peg all is equipped with the inclined plane that uses with the notch cooperation, can carry out pivoted setting through the ventilation pipe for when detecting the amount of wind, can pass through the rotation ventilation pipe, and then homoenergetic test when facing different wind directions, improve the flexibility of using.
Furthermore, both ends of the ventilation pipe are connected with sealing covers in a threaded manner, a rubber plug is inserted into one end of the connecting pipe, and the air volume detector penetrates through the plug.
Further, the air volume detector, the ammonia concentration detector, the dust particle detector and the pressure difference detector are all electrically connected with the control terminal.
The embodiment of the utility model has the following beneficial effects:
according to the utility model, through the cooperation of the air quantity detector, the ammonia concentration detector, the dust particle detector, the pressure difference detector and the control terminal, the device can evaluate the field environment, the artificial subjective influence is small, the old facility can be fully evaluated, the barrier facility is old, the key parameters of the ventilation system can be quantitatively scored through the facility evaluation device, the artificial subjective influence is small, the old facility can be fully, effectively and scientifically evaluated, and five key indexes related to the barrier environment can be directly and simultaneously detected, so that the method is simple and convenient.
According to the utility model, the ventilation pipe can be rotatably arranged, so that when the air quantity is detected, the ventilation pipe can be rotated, and further, the test can be performed when the ventilation pipe faces different wind directions, and the use flexibility is improved.
According to the utility model, through the arrangement that the second mounting plate and the third mounting plate can be opened simultaneously, when the device is used, the second mounting plate and the third mounting plate can be opened automatically by rotating the box door through the structure, and the degree of automation and the convenience of detection of the device are improved.
According to the utility model, through the arrangement that the positioning plate can move downwards, when the driving shaft rotates, the pressing plate can be driven to rotate, so that the positioning plate is pressed downwards, the whole device can be reinforced, and the device is prevented from moving.
Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a first perspective three-dimensional structure according to an embodiment of the present utility model;
FIG. 2 is a schematic view of a second perspective three-dimensional structure according to an embodiment of the present utility model;
FIG. 3 is a schematic cross-sectional view of an embodiment of the present utility model;
FIG. 4 is a schematic diagram showing an installation structure of an air flow detection mechanism according to an embodiment of the present utility model;
FIG. 5 is a schematic view of a partial cross-sectional structure of an embodiment of the present utility model;
fig. 6 is a schematic cross-sectional view of a base plate according to an embodiment of the present utility model.
In the figure: 1. a bottom plate; 2. a mounting shaft; 3. a door; 4. a case; 5. an electric push rod; 6. an air flow detection mechanism; 7. a control terminal; 8. a first mounting plate; 9. a second mounting plate; 10. a third mounting plate; 11. an ammonia concentration detector; 12. a dust particle detector; 13. a differential pressure detector; 14. a ventilation pipe; 15. a connecting pipe; 16. an air quantity detector; 17. a fixing ring; 18. a notch; 19. a fixed block; 20. inserting plate; 21. a first tension spring; 22. sealing cover; 23. a plug; 24. a guide rail; 25. a second tension spring; 26. a rack; 27. a gear; 28. a drive shaft; 29. a toggle frame; 30. a connecting shaft; 31. an extension frame; 32. a positioning block; 33. a pressing plate; 34. a slide bar; 35. a spring; 36. a avoidance port; 37. and (5) positioning the plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
In the description of the present utility model, it should be understood that the terms "open," "upper," "middle," "length," "inner," and the like indicate an orientation or a positional relationship, and are merely for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In order to keep the following description of the embodiments of the present utility model clear and concise, the detailed description of known functions and known components thereof have been omitted.
Example 1
Referring to fig. 1 to 6, in this embodiment, an evaluation apparatus for a barrier facility of a laboratory animal is provided, comprising: the bottom plate 1, the fixed surface of bottom plate 1 is connected with box 4, the top fixedly connected with control terminal 7 of box 4, the equal rotation in both sides of box 4 is connected with installation axle 2, fixedly connected with chamber door 3 between the installation axle 2, through ammonia concentration detector 11, dust particle detector 12, differential pressure detector 13 and wind volume detector 16 evaluate the mark to the quality in the barrier facility, mark the standard as follows:
as shown in the above table, 5 indexes of ammonia concentration, air cleanliness, air flow speed at the animal cage, ventilation times and minimum static pressure difference of the relative region are assigned, the detection index accords with the national standard, the corresponding score is given, the score which does not accord with the national standard is 0, and the detection result score can be fed back to the user through the evaluation result display terminal 10. If the 5 index scores are less than 5 points, the old barrier facility is recommended to stop running and carry out large overhaul, and the barrier facility is put into use after re-inspection is qualified or is directly eliminated. If the 5 index scores are greater than 5 minutes, the air flow rate is detected by the air flow detector 16, and the air flow rate is calculated according to the measured air flow rate after maintenance is carried out and the air flow rate is continuously put into use.
The inner wall of the box body 4 is fixedly connected with a first mounting plate 8, and the surface of the first mounting plate 8 is provided with an air flow detection mechanism 6 for detecting the air quantity;
the airflow detection mechanism 6 comprises an air volume detector 16, the air volume detector 16 is fixedly connected to the surface of the first mounting plate 8, one side of the box body 4 is fixedly connected with a penetrating connecting pipe 15, one end, away from the air volume detector 16, of the connecting pipe 15 is rotatably connected with a ventilation pipe 14, and the detection end of the air volume detector 16 penetrates through the connecting pipe 15 and is positioned in the ventilation pipe 14;
the air volume detector 16, the ammonia concentration detector 11, the dust particle detector 12 and the pressure difference detector 13 are electrically connected with the control terminal 7;
two groups of guide rails 24 are fixedly connected to the inner wall of one side of the box body 4, the tops of the two groups of guide rails 24 are respectively and slidably connected with a second mounting plate 9 and a third mounting plate 10, the surface of the second mounting plate 9 is fixedly connected with a pressure difference detector 13, the surface of the third mounting plate 10 is fixedly connected with an ammonia concentration detector 11 and a dust particle detector 12, the ammonia concentration detector 11, the dust particle detector 12, the pressure difference detector 13 and the air volume detector 16 are all in the prior art, and the working principle and the using method thereof are not repeated herein;
and a driving mechanism provided in the case 4 to drive the movement of the second mounting plate 9 and the third mounting plate 10.
Example two
Improvement on the basis of the first embodiment: referring to fig. 1-6, comprising:
the bottom plate 1, the fixed surface of bottom plate 1 is connected with box 4, the top fixedly connected with control terminal 7 of box 4, the equal rotation in both sides of box 4 is connected with installation axle 2, fixedly connected with chamber door 3 between the installation axle 2, through ammonia concentration detector 11, dust particle detector 12, differential pressure detector 13 and wind volume detector 16 evaluate the mark to the quality in the barrier facility, mark the standard as follows:
as shown in the above table, 5 indexes of ammonia concentration, air cleanliness, air flow speed at the animal cage, ventilation times and minimum static pressure difference of the relative region are assigned, the detection index accords with the national standard, the corresponding score is given, the score which does not accord with the national standard is 0, and the detection result score can be fed back to the user through the evaluation result display terminal 10. If the 5 index scores are less than 5 points, the old barrier facility is recommended to stop running and carry out large overhaul, and the barrier facility is put into use after re-inspection is qualified or is directly eliminated. If the 5 index scores are greater than 5 minutes, the air flow rate is detected by the air flow detector 16, and the air flow rate is calculated according to the measured air flow rate after maintenance is carried out and the air flow rate is continuously put into use.
The inner wall of the box body 4 is fixedly connected with a first mounting plate 8, and the surface of the first mounting plate 8 is provided with an air flow detection mechanism 6 for detecting the air quantity;
the airflow detection mechanism 6 comprises an air volume detector 16, the air volume detector 16 is fixedly connected to the surface of the first mounting plate 8, one side of the box body 4 is fixedly connected with a penetrating connecting pipe 15, one end, away from the air volume detector 16, of the connecting pipe 15 is rotatably connected with a ventilation pipe 14, and the detection end of the air volume detector 16 penetrates through the connecting pipe 15 and is positioned in the ventilation pipe 14;
the air volume detector 16, the ammonia concentration detector 11, the dust particle detector 12 and the pressure difference detector 13 are electrically connected with the control terminal 7;
two groups of guide rails 24 are fixedly connected to the inner wall of one side of the box body 4, the tops of the two groups of guide rails 24 are respectively and slidably connected with a second mounting plate 9 and a third mounting plate 10, the surface of the second mounting plate 9 is fixedly connected with a pressure difference detector 13, the surface of the third mounting plate 10 is fixedly connected with an ammonia concentration detector 11 and a dust particle detector 12, the ammonia concentration detector 11, the dust particle detector 12, the pressure difference detector 13 and the air volume detector 16 are all in the prior art, and the working principle and the using method thereof are not repeated herein;
and a driving mechanism provided in the case 4 to drive the movement of the second mounting plate 9 and the third mounting plate 10.
Referring to fig. 1, both sides of the door 3 are rotatably connected with an electric push rod 5, and one end of an output shaft of the electric push rod 5 is rotatably connected with the door 3, so that the door 3 can be automatically opened by the electric push rod 5.
Referring to fig. 5, the driving mechanism includes a driving shaft 28 and two connecting shafts 30, the driving shaft 28 is rotatably connected between two sides of the box 4, two toggle frames 29 are rotatably connected on the circumference of the driving shaft 28, the two connecting shafts 30 are respectively and fixedly connected on two sides of the third mounting plate 10, one side of each toggle frame 29 is provided with a penetrating driving slot, the two connecting shafts 30 are respectively and slidably connected with the two driving slots, the driving shaft 28 rotates to drive the toggle frames 29 to rotate, and the toggle frames 29 push out the third mounting plate 10 through the connecting shafts 30.
Referring to fig. 5, the driving mechanism further includes two driving components, the driving components include two gears 27 and a rack 26, the rack 26 is slidably connected to the bottom inner wall of the box 4, the two gears 27 are fixedly connected to the driving shaft 28 and the circumference of the mounting shaft 2, the gears 27 are meshed with the rack 26, the box door 3 drives the mounting shaft 2 to rotate when being opened, the mounting shaft 2 rotates to drive one of the gears 27 to rotate, and the other gear 27 rotates under the drive of the rack 26, so as to drive the driving shaft 28 to rotate.
Referring to fig. 5, extension frames 31 are fixedly connected to two sides of the second mounting plate 9, positioning blocks 32 are fixedly connected to two sides of the second mounting plate 9, the two positioning blocks 32 are matched with the two extension frames 31 respectively, a second tension spring 25 is fixedly connected to one side inner wall of the box body 4, the other end of the second tension spring 25 is fixed to the bottom of the second mounting plate 9, the extension frames 31 are driven to move when the third mounting plate 10 moves, the second mounting plate 9 is pushed to move through the positioning blocks 32 in the moving process of the extension frames 31, and the second tension spring 25 is used for resetting the third mounting plate 10.
Referring to fig. 6, two slide bars 34 are slidably penetrated through the surface of the bottom plate 1, a positioning plate 37 is fixedly connected between the bottoms of the slide bars 34, the tops of the slide bars 34 are slidably penetrated through the bottom of the box 4 and fixedly connected with springs 35, the bottoms of the springs 35 are fixedly connected with the inner wall of the bottom of the box 4, a pressing plate 33 matched with the positioning plate 37 for use is fixedly connected to the circumference of the driving shaft 28, penetrating position avoiding openings 36 are formed in the bottom of the box 4 and the surface of the bottom plate 1, when the driving shaft 28 rotates, the pressing plate 33 is driven to rotate, the pressing plate 33 presses the positioning plate 37 downwards, the positioning plate 37 is in contact with the ground, stability of the device is improved, and movement is prevented.
Referring to fig. 4, two fixed blocks 19 are fixedly connected to one side of the ventilation pipe 14, a through insertion plate 20 is inserted into one side of each fixed block 19, a first tension spring 21 is fixedly connected to one end of each insertion plate 20, a fixed ring 17 is fixedly connected to the outer wall of one side of the box body 4, a plurality of notches 18 are formed in one side of each fixed ring 17, inclined planes matched with the notches 18 are formed in one end of each insertion plate 20, the ventilation pipe 14 is adjusted according to the air flow direction in the barrier facility, the ventilation pipe 14 rotates, and when the ventilation pipe 14 rotates, the insertion plate 20 is driven to rotate through the fixed blocks 19, and the insertion plate 20 is clamped with one of the notches 18, so that the stability of the ventilation pipe 14 is maintained.
Referring to fig. 4, both ends of the ventilation pipe 14 are connected with sealing covers 22 in a threaded manner, one end of the connecting pipe 15 is inserted with a rubber plug 23, the air volume detector 16 passes through the plug 23, and stability of the air volume detector 16 is increased through the plug 23.
The technical scheme of the utility model comprises the following steps:
when the device is used, the device is moved into a barrier facility to be detected, the electric push rod 5 is started, the electric push rod 5 drives the box door 3 to rotate, then the box door 3 is opened, the box door 3 drives the installation shaft 2 to rotate when being opened, the installation shaft 2 rotates to drive one of the gears 27 to rotate, the other gear 27 rotates under the drive of the rack 26, then the drive shaft 28 rotates, the drive shaft 28 rotates to drive the toggle frame 29 to rotate, the toggle frame 29 pushes out the third installation plate 10 through the connecting shaft 30, the extension frame 31 is driven to move when the third installation plate 10 moves, the second installation plate 9 is pushed to move through the positioning block 32 in the moving process of the extension frame 31, then the third installation plate 10 is fully extended after the box door 3 is fully opened, and the second installation plate 9 is semi-extended, so that the device is convenient to work;
when the driving shaft 28 rotates, the pressing plate 33 is driven to rotate, and the pressing plate 33 presses the positioning plate 37 downwards, so that the positioning plate 37 is in contact with the ground, the stability of the device is improved, and the movement is prevented;
the starting device adjusts the ventilation pipe 14 according to the air flow direction in the barrier facility, and when the ventilation pipe 14 rotates, the ventilation pipe 14 drives the insertion plate 20 to rotate through the fixed block 19, and the insertion plate 20 is clamped with one of the notches 18, so that the stability of the ventilation pipe 14 is maintained;
in the detection, the quality in the barrier facility is evaluated and scored by the ammonia concentration detector 11, the dust particle detector 12, the differential pressure detector 13, and the air volume detector 16.
It should be noted that in the description of the present specification, descriptions such as "first", "second", etc. are merely for distinguishing features, and there is no actual order or sense of orientation, and the present application is not limited thereto.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (10)
1. An assessment device for a barrier facility for old laboratory animals, comprising:
the device comprises a bottom plate (1), wherein the surface of the bottom plate (1) is fixedly connected with a box body (4), the top of the box body (4) is fixedly connected with a control terminal (7), both sides of the box body (4) are rotatably connected with mounting shafts (2), a box door (3) is fixedly connected between the mounting shafts (2), the inner wall of the box body (4) is fixedly connected with a first mounting plate (8), and the surface of the first mounting plate (8) is provided with an air flow detection mechanism (6) for detecting air quantity;
two groups of guide rails (24) are fixedly connected to the inner wall of one side of the box body (4), a second mounting plate (9) and a third mounting plate (10) are respectively and slidably connected to the tops of the two groups of guide rails (24), a pressure difference detector (13) is fixedly connected to the surface of the second mounting plate (9), and an ammonia concentration detector (11) and a dust particle detector (12) are fixedly connected to the surface of the third mounting plate (10);
and a driving mechanism provided in the case (4) and driving the movement of the second mounting plate (9) and the third mounting plate (10).
2. The assessment device for the barrier facility of the old laboratory animals according to claim 1, wherein the two sides of the box door (3) are rotatably connected with an electric push rod (5), and one end of an output shaft of the electric push rod (5) is rotatably connected with the box door (3).
3. An evaluation device for a barrier facility for old laboratory animals according to claim 1, wherein the driving mechanism comprises a driving shaft (28) and two connecting shafts (30), the driving shaft (28) is rotatably connected between two sides of the box body (4), two stirring frames (29) are rotatably connected on the circumference of the driving shaft (28), the two connecting shafts (30) are respectively fixedly connected on two sides of the third mounting plate (10), one side of each stirring frame (29) is provided with a penetrating driving groove, and the two connecting shafts (30) are respectively connected with the two driving grooves in a sliding manner.
4. An assessment device for a barrier facility for old laboratory animals according to claim 3, characterized in that said driving means further comprise two driving assemblies comprising two gears (27) and a rack (26), said rack (26) being slidingly connected to the bottom inner wall of the casing (4), both said gears (27) being fixedly connected to the circumferences of the driving shaft (28) and the mounting shaft (2), respectively, said gears (27) being engaged with the rack (26).
5. The assessment device for old experimental animal barrier facilities according to claim 4, wherein extension frames (31) are fixedly connected to two sides of the second mounting plate (9), positioning blocks (32) are fixedly connected to two sides of the second mounting plate (9), the two positioning blocks (32) are respectively matched with the two extension frames (31), a second tension spring (25) is fixedly connected to one side inner wall of the box body (4), and the other end of the second tension spring (25) is fixed to the bottom of the second mounting plate (9).
6. An assessment device for a barrier facility for old laboratory animals as claimed in claim 3, wherein the surface of the bottom plate (1) is slidably penetrated by two slide bars (34), a positioning plate (37) is fixedly connected between the bottoms of the slide bars (34), the tops of the slide bars (34) are slidably penetrated through the bottom of the box body (4) and fixedly connected with springs (35), the bottoms of the springs (35) are fixedly connected with the inner wall of the bottom of the box body (4), the circumference of the driving shaft (28) is fixedly connected with a pressing plate (33) matched with the positioning plate (37), and penetrating avoidance ports (36) are formed in the bottom of the box body (4) and the surface of the bottom plate (1).
7. An assessment device for a barrier facility for old laboratory animals according to claim 1, wherein the air flow detection mechanism (6) comprises an air flow detector (16), the air flow detector (16) is fixedly connected to the surface of the first mounting plate (8), a connecting pipe (15) penetrating through the air flow detector is fixedly connected to one side of the box body (4), a ventilation pipe (14) is rotatably connected to one end, far away from the air flow detector (16), of the connecting pipe (15), and a detection end of the air flow detector (16) penetrates through the connecting pipe (15) and is located in the ventilation pipe (14).
8. The assessment device for old experimental animal barrier facilities according to claim 7, wherein two fixing blocks (19) are fixedly connected to one side of the ventilation pipe (14), through inserting plates (20) are inserted into one sides of the fixing blocks (19), first tension springs (21) are fixedly connected to one ends of the inserting plates (20), fixing rings (17) are fixedly connected to one outer wall of the box body (4), a plurality of notches (18) are formed in one side of the fixing rings (17), and inclined planes matched with the notches (18) are formed in one ends of the inserting plates (20).
9. The assessment device for a barrier facility of old laboratory animals according to claim 7, wherein both ends of the ventilation pipe (14) are connected with sealing covers (22) in a threaded manner, one end of the connecting pipe (15) is inserted with a rubber plug (23), and the air volume detector (16) penetrates through the plug (23).
10. The evaluation device for a barrier facility for old laboratory animals according to claim 7, wherein the air volume detector (16), the ammonia concentration detector (11), the dust particle detector (12) and the pressure difference detector (13) are electrically connected with the control terminal (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322062696.8U CN220625370U (en) | 2023-08-02 | 2023-08-02 | Evaluation device for old experimental animal barrier facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322062696.8U CN220625370U (en) | 2023-08-02 | 2023-08-02 | Evaluation device for old experimental animal barrier facility |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220625370U true CN220625370U (en) | 2024-03-19 |
Family
ID=90219367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322062696.8U Active CN220625370U (en) | 2023-08-02 | 2023-08-02 | Evaluation device for old experimental animal barrier facility |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220625370U (en) |
-
2023
- 2023-08-02 CN CN202322062696.8U patent/CN220625370U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106353278B (en) | Edaphon breathes δ13C CONTINUOUS VISCOSITY MEASURING | |
| CN208283346U (en) | Thin-layer chromatographic analysis automatic intelligent detecting instrument | |
| CN205982283U (en) | Portable gold mark test paper strip reading instrument | |
| CN220625370U (en) | Evaluation device for old experimental animal barrier facility | |
| CN117029917A (en) | Evaluation device for old experimental animal barrier facility | |
| CN111679065A (en) | Formaldehyde emission amount detection device and method principle thereof | |
| CN114112682B (en) | BIM model-based transformer substation concrete test block detection device and method | |
| CN216411069U (en) | Cuvette device for ultraviolet testing of thin film sample | |
| CN105139725A (en) | Static friction force tester | |
| Höpner | Design and use of a diffusion sampler for interstitial water from fine grained sediments | |
| CN209085737U (en) | A kind of heavy duty detergent constant temperature and humidity weight box | |
| CN203772749U (en) | Formaldehyde/benzene series/ammonia gas rapid self-testing box | |
| CN208888118U (en) | A kind of sample detection means with reinspection function | |
| CN112394059A (en) | Gas detection device based on gas detection pipe information identification | |
| CN207832128U (en) | Miniature laser segment difference detection device | |
| CN213700867U (en) | Airtight machine for automatically sorting products | |
| CN111420728A (en) | Experimental equipment device for studying stachyose and using method thereof | |
| CN206818437U (en) | A kind of Food Inspection sampling apparatus | |
| CN219625462U (en) | Testing device for chemical material analysis | |
| KR100538036B1 (en) | measuring device for environmental pollution and measuring method using the same | |
| CN114111981B (en) | Automatic weighing device and method for alternately weighing syringes | |
| CN112540058A (en) | Method and device for nondestructively identifying authenticity of traditional Chinese medicinal material through near infrared spectrum analysis | |
| CN220033987U (en) | Pressing device of rotary sampling tube cover | |
| JP4273384B2 (en) | Organic substance decomposition reaction evaluation test equipment by microorganisms | |
| CN220508888U (en) | Sample detection frame |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |