CN210464522U - Biological safety cabinet cleanliness factor detects auxiliary stay support - Google Patents
Biological safety cabinet cleanliness factor detects auxiliary stay support Download PDFInfo
- Publication number
- CN210464522U CN210464522U CN201921539657.XU CN201921539657U CN210464522U CN 210464522 U CN210464522 U CN 210464522U CN 201921539657 U CN201921539657 U CN 201921539657U CN 210464522 U CN210464522 U CN 210464522U
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- Prior art keywords
- tray
- pole
- adjusting
- biosafety cabinet
- connecting seat
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- 230000003749 cleanliness Effects 0.000 title claims abstract description 21
- 238000001514 detection method Methods 0.000 claims description 16
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000005070 sampling Methods 0.000 abstract description 13
- 238000009434 installation Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 239000000428 dust Substances 0.000 description 7
- 238000005259 measurement Methods 0.000 description 5
- 239000000523 sample Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a biosafety cabinet cleanliness factor detects auxiliary stay support, including the intermediate strut pole to and two sets ofly set up in the horizontal support subassembly at this intermediate strut pole top with rotatable mode, two sets of horizontal support subassembly cross arrangement, horizontal support subassembly includes that the connecting seat of rotation installation at bracing piece top and two radially are 180 level outside the regulation pole along the connecting seat, the distal end tip of adjusting the pole has with horizontal gesture articulated equilateral right angle slide caliper rule, the position that the distal end of adjusting the pole is close to equilateral right angle slide caliper rule installs tray A with detachable mode, and tray B is installed with detachable mode at the top of intermediate strut pole, and all tray A and tray B's upper surface flushes. Through the cooperation such as equilateral right-angle caliper rule on the support with adjust the pole, reach the quick alignment purpose of sampling point, improve the precision and the efficiency that biological safety cabinet cleanliness factor detected greatly.
Description
Technical Field
The utility model relates to a biological detection equipment field, concretely relates to biosafety cabinet cleanliness factor detects auxiliary stay support.
Background
According to the standard of the export-import inspection and quarantine industry of the people's republic of China, namely SN/T3901-2014 regulation, namely the specification of the use and management of the biological safety cabinet, in order to ensure the cleanliness of a working area of the biological safety cabinet, a suspended particle method or a settlement bacterium method is generally adopted to detect the cleanliness, wherein the suspended particle method mainly adopts a dust particle counter to arrange points in the working area for detection, a sampling port of the counter is placed at a position with the same height from a working table top, a diagonal point arrangement mode is adopted, at least five points are measured each time, and the distances between all peripheral sampling points and adjacent side walls of the safety cabinet are ensured to be equal.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a biosafety cabinet cleanliness factor detects auxiliary stay support realizes acquireing fast of sampling point, improves cleanliness factor detection efficiency and precision.
In order to achieve the above purpose, the utility model discloses technical scheme as follows:
the utility model provides a biosafety cabinet cleanliness factor detects auxiliary stay support, its key lies in: including the intermediate strut pole to and two sets of horizontal support subassembly that set up in this intermediate strut top with rotatable mode, two sets of horizontal support subassembly cross arrangement, horizontal support subassembly is including rotating the regulation pole that radially is 180 levels outside extension at the connecting seat of installing at the bracing piece top and two along the connecting seat, the distal end tip of adjusting the pole has with the articulated equilateral right angle slide caliper rule of horizontal posture, the position that the distal end of adjusting the pole is close to equilateral right angle slide caliper rule installs tray A with detachable mode, and tray B is installed with detachable mode at the top of intermediate strut pole, and all tray A and tray B's upper surface flushes.
By adopting the structure, the bracket is placed in the safety cabinet during measurement, the equilateral right-angle caliper at the far end is contacted with the corresponding adjacent side wall by adjusting the length of the adjusting rod and rotating the equilateral right-angle caliper, the point is a sampling point, similarly, when the equilateral right-angle calipers on the four adjusting rods are all abutted to the side plates, the middle supporting rod is positioned at the middle position of the cabinet body, thereby determining five sampling points, certainly, the middle supporting rod can be directly positioned at the bottom wall of the cabinet body through a diagonal cross point to determine the central position, then the middle supporting rod is positioned at the central position, then the adjusting rod and the equilateral right-angle caliper are adjusted, the peripheral four sampling points are rapidly determined, finally, the dust particle counter is sequentially placed on the tray A and the tray B to complete sampling measurement, the detection efficiency and the detection precision are greatly improved, particularly for the safety cabinets with, after the measurement of one safety cabinet is completed, the support can be directly moved to the next safety cabinet for measurement.
Preferably, the method comprises the following steps: the adjusting rod is detachably connected with the connecting seat, the connecting seat in the two groups of horizontal supporting assemblies is arranged right up and down, and the adjusting rod is detachably connected with the middle supporting rod through a locking bolt A. Adopt above-mentioned scheme, the time spent not can be dismantled the connecting seat and adjust the pole and place, and the packing transportation of being convenient for and the change of part etc. fix two connecting seats simultaneously through locking bolt A, and the two can rotate relatively after loosening, simple structure is convenient for realize, and the cost is lower.
Preferably, the method comprises the following steps: the locking bolt A penetrates through the tray B, and the tail end of the locking bolt A is abutted to the tray B. Scheme more than adopting, it is fixed to the locking of tray B and two connecting seats simultaneously through locking bolt A promptly, and one can more is favorable to simplifying the structure, whole lightweight promptly.
Preferably, the method comprises the following steps: the adjusting rod is characterized in that an outer side supporting rod is hinged to the lower side of the far end of the adjusting rod, and the length of the outer side supporting rod is matched with that of the middle supporting rod. By adopting the scheme, the condition that the height position of the adjusting rod is inaccurate due to downward bending of the far end of the adjusting rod in a bearing state is prevented, namely the adjusting rod is always in a horizontal posture when in use, so that the detection structure precision is further improved.
For further reduce cost and implement the degree of difficulty, satisfy the measurement demand of the big or small biosafety cabinet of different models simultaneously, middle support bar, regulation pole and outside bracing piece all adopt telescopic link structure, and dispose locking structure respectively.
Preferably, the method comprises the following steps: the right-angle caliper is fixed on the adjusting rod through the adjusting bolt. By adopting the scheme, the operation and adjustment are convenient, and the adjusting bolt can provide a reference alignment point for the instrument probe.
Preferably, the method comprises the following steps: the tray A is fixedly arranged on the adjusting rod through a locking bolt B. By adopting the scheme, the tray A is convenient to disassemble and assemble and replace, and more requirements are met.
Compared with the prior art, the beneficial effects of the utility model are that:
adopt the utility model provides a biosafety cabinet cleanliness factor detects auxiliary stay support through the equilateral right angle slide caliper rule on the support and cooperation such as regulation pole, reaches the quick purpose of finding the accuracy of sampling point, improves the precision and the efficiency that biosafety cabinet cleanliness factor detected greatly.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
fig. 4 is a schematic view of the usage state of the present invention.
Detailed Description
The present invention will be further described with reference to the following examples and accompanying drawings.
Referring to fig. 1 to 4, the auxiliary support for detecting the cleanliness of a biosafety cabinet mainly comprises a vertically arranged intermediate support rod 1 and two groups of horizontal support assemblies 2 rotatably arranged at the top of the intermediate support rod 1, wherein a base 10 installed in a disc is arranged at the bottom of the intermediate support rod 1, the diameter of the base 10 is larger than that of the intermediate support rod 1, and the stability of the intermediate support rod 1 can be greatly improved through the base 10.
Horizontal supporting component 2 in this embodiment is mainly including being discoid connecting seat 21, and two are 180 just adjusting pole 20 to the setting, two are adjusted pole 20 symmetries and set up in the both sides of connecting seat 21, and radially outside level along connecting seat 21 extends, adopt detachably connected mode between adjusting pole 20 and the connecting seat 21, if interference fit or screw connection etc. connecting seat 21 in two sets of horizontal supporting component 2 is just to the setting from top to bottom, and fixed connection is carried out with the top of intermediate strut 1 to the locking bolt A22 of accessible vertical setting, and loosen locking bolt A22, two sets of horizontal supporting component 2 then can rotate relatively.
In addition, the top of middle bracing piece 1 still is equipped with tray B5, tray B5 is located the top of two connecting seats 21, carry out fixed mounting with the help of locking bolt A22 simultaneously, as shown in the figure, the position that the middle part of tray B5 just faces locking bolt A22 is equipped with counter bore 50, locking bolt A22 stretches into in the counter bore 50 and from last to running through in proper order behind tray B5 and two connecting seats 21 with middle bracing piece 1 screw-thread fit, and the tail end of locking bolt A22 sinks in counter bore 50, with the bottom butt of counter bore 50, both realize the fixed of tray B5, have the roughness of guaranteeing tray B5 surface.
Adjust pole 20's distal end (keeping away from the one end of connecting seat 21 promptly) simultaneously and install equilateral rectangular caliper 3 with rotatable mode, equilateral rectangular caliper 3's both sides are isometric, and be in horizontal gesture, adjust the position that pole 20 upside is close to rectangular caliper 3 and be provided with tray A4 with detachable mode, the upper surface of four trays 4 flushes with tray B5's upper surface, as shown in the figure, tray A4 sets firmly on adjusting pole 20 through locking bolt B40 in this embodiment, and equilateral rectangular caliper 3 is fixed in adjusting pole 20 through adjusting bolt 30, in order to ensure measuring accuracy, the adjusting bolt 30 that every adjusting pole 20 corresponds, locking bolt B40 and locking bolt A22 are in same straight line.
In order to fully ensure that the adjusting rod 20 is always in a horizontal posture when in use and prevent the far end from bending and falling when in a bearing state, therefore, each adjusting rod 20 is correspondingly provided with a silver root outer side supporting rod 6, one end of the outer side supporting rod 6 is hinged with the far end of the adjusting rod 20, as shown in the figure, the lower side of the far end of the adjusting rod 20 is provided with symmetrically arranged support lugs 200, the outer side supporting rod 6 is connected with the support lugs 200 in a rotatable mode through a rotating shaft, so that the outer side supporting rod 6 can rotate relative to the adjusting rod 20 and is folded together, the boxing and storage are convenient, meanwhile, the length of the outer side supporting rod 6 is adapted to the length of the middle supporting rod 1, even when in use, the.
Meanwhile, for making the utility model discloses the detection of the biological safety cabinet of applicable not equidimension model, so in this embodiment, middle support bar 1, adjust pole 20 and outside bracing piece 6 and all adopt telescopic rod structure, similar umbrella stick extending structure, the same locking structure that disposes separately, all adopt locking screw to support tight mode in this embodiment and fix, middle support bar 1 simultaneously, all have the size mark on adjusting pole 20 and the outside bracing piece 6, can quick adjustment sampling point select the height through the size scale, and adjust pole 20's flexible length etc, further improve detection efficiency.
Referring to fig. 1 to 4, when the auxiliary support for detecting the cleanliness of a biosafety cabinet is not used, each part can be detached and separated to be stored and maintained, when the auxiliary support is used, the auxiliary support is assembled according to the figure, after the assembly is completed, the auxiliary support is placed in the biosafety cabinet 7, the heights of the middle support rod 1 and the outer support rod 6 are adjusted, the heights of the tray a4 and the tray B5 are enabled, the height of the dust particle counter 8 is considered, the dust particle counter reaches a sampling position, then the telescopic length of the adjusting rod 20 is adjusted, the equilateral rectangular calipers 3 are rotated, two ends of the equilateral rectangular calipers are respectively abutted against the longitudinal side wall 70 and the transverse side wall 71, when the four equilateral rectangular calipers 3 are in an aligned state, the rectangular structure can deduce that the middle support rod 1 is inevitably located at the central position inside the biosafety cabinet 7.
Certainly for further improving detection efficiency, also can directly confirm its central point according to cabinet body bottom diagonal crosspoint, directly place base 10 on the central point when placing the support, then extend middle support bar 1 to suitable high position, will adjust pole 20 and outwards stretch out this moment, or adjust its angle, make equilateral right-angle slide caliper 3 correspond right-angled vertical lateral wall 70 and horizontal lateral wall 71 can, the position of five sampling points of determination that like this can be more quick further improves detection efficiency.
Then put dust particle counter 8 on each tray A4 and tray B5 in proper order, when tray A4 is measured, the probe of dust particle counter 8 is located and corresponds adjusting bolt 30 directly over, when measuring on tray B5, the probe of dust particle counter 8 is located and locks bolt A22 directly over, in order to ensure to detect the structure precision, of course according to adjusting the scale on pole 20, carry out the equidistance and stretch out and draw back, also can realize the sampling of more points on the coplanar and detect, satisfy more experimental demands.
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.
Claims (7)
1. The utility model provides a biosafety cabinet cleanliness factor detects auxiliary stay support which characterized in that: including middle support bar (1) to and two sets ofly set up in horizontal support subassembly (2) at this middle support bar (1) top with rotatable mode, two sets of horizontal support subassembly (2) cross arrangement, horizontal support subassembly (2) are including rotating connecting seat (21) and two regulation poles (20) that radially are 180 levels and extend outward along connecting seat (21) installed at bracing piece (1) top, the distal end tip of adjusting pole (20) has with articulated equilateral right angle slide caliper rule (3) of horizontal gesture, the position that the distal end of adjusting pole (20) is close to equilateral right angle slide caliper rule (3) installs tray A (4) with detachable mode, and tray B (5) are installed with detachable mode at the top of middle support bar (1), and the upper surface of all tray A (4) and tray B (5) flushes.
2. The biosafety cabinet cleanliness detection auxiliary support bracket according to claim 1, wherein: the adjusting rod (20) is detachably connected with the connecting seat (21), the connecting seat (21) in the two groups of horizontal supporting assemblies (2) is vertically arranged, and the adjusting rod is detachably connected with the middle supporting rod (1) through a locking bolt A (22).
3. The biosafety cabinet cleanliness detection auxiliary support bracket according to claim 2, wherein: the locking bolt A (22) penetrates through the tray B (5), and the tail end of the locking bolt A is abutted to the tray B (5).
4. The biosafety cabinet cleanliness detection auxiliary support bracket according to claim 1, wherein: the lower side of the far end of the adjusting rod (20) is hinged with an outer side supporting rod (6), and the length of the outer side supporting rod (6) is adapted to the length of the middle supporting rod (1).
5. The biosafety cabinet cleanliness detection auxiliary support bracket according to claim 4, wherein: the middle supporting rod (1), the adjusting rod (20) and the outer side supporting rod (6) are all of telescopic rod structures and are respectively provided with a locking structure.
6. The biosafety cabinet cleanliness detection auxiliary support bracket according to claim 1 or 4, wherein: the right-angle caliper (3) is fixed on the adjusting rod (20) through an adjusting bolt (30).
7. The biosafety cabinet cleanliness detection auxiliary support bracket according to claim 6, wherein: the tray A (4) is fixedly arranged on the adjusting rod (20) through a locking bolt B (40).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921539657.XU CN210464522U (en) | 2019-09-17 | 2019-09-17 | Biological safety cabinet cleanliness factor detects auxiliary stay support |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921539657.XU CN210464522U (en) | 2019-09-17 | 2019-09-17 | Biological safety cabinet cleanliness factor detects auxiliary stay support |
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CN210464522U true CN210464522U (en) | 2020-05-05 |
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CN201921539657.XU Expired - Fee Related CN210464522U (en) | 2019-09-17 | 2019-09-17 | Biological safety cabinet cleanliness factor detects auxiliary stay support |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111766120A (en) * | 2020-07-06 | 2020-10-13 | 武汉弘泰建筑工程质量检测有限公司 | Auxiliary device for detecting concentration of indoor environmental pollutants and detection method thereof |
-
2019
- 2019-09-17 CN CN201921539657.XU patent/CN210464522U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111766120A (en) * | 2020-07-06 | 2020-10-13 | 武汉弘泰建筑工程质量检测有限公司 | Auxiliary device for detecting concentration of indoor environmental pollutants and detection method thereof |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200505 |
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CF01 | Termination of patent right due to non-payment of annual fee |