CN117367879A - Folding microorganism detection equipment for domestic sewage plant debugging - Google Patents
Folding microorganism detection equipment for domestic sewage plant debugging Download PDFInfo
- Publication number
- CN117367879A CN117367879A CN202311277591.2A CN202311277591A CN117367879A CN 117367879 A CN117367879 A CN 117367879A CN 202311277591 A CN202311277591 A CN 202311277591A CN 117367879 A CN117367879 A CN 117367879A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- pressing plate
- folding
- plate
- rod
- 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.)
- Granted
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 28
- 244000005700 microbiome Species 0.000 title claims abstract description 27
- 238000001514 detection method Methods 0.000 title claims abstract description 12
- 238000005070 sampling Methods 0.000 claims abstract description 80
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 238000003825 pressing Methods 0.000 claims description 54
- 230000006698 induction Effects 0.000 claims description 4
- 241000196324 Embryophyta Species 0.000 claims 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims 2
- 241001330002 Bambuseae Species 0.000 claims 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 2
- 239000011425 bamboo Substances 0.000 claims 2
- 230000000813 microbial effect Effects 0.000 claims 2
- 238000004804 winding Methods 0.000 abstract description 3
- 239000000284 extract Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000001960 triggered effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010902 straw Substances 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M33/00—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus
- C12M33/04—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus by injection or suction, e.g. using pipettes, syringes, needles
- C12M33/06—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus by injection or suction, e.g. using pipettes, syringes, needles for multiple inoculation or multiple collection of samples
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N2001/1031—Sampling from special places
- G01N2001/1037—Sampling from special places from an enclosure (hazardous waste, radioactive)
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
- G01N2001/1427—Positive displacement, piston, peristaltic
-
- 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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Organic Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Zoology (AREA)
- Analytical Chemistry (AREA)
- Microbiology (AREA)
- Sustainable Development (AREA)
- Biotechnology (AREA)
- Biomedical Technology (AREA)
- General Engineering & Computer Science (AREA)
- Genetics & Genomics (AREA)
- Molecular Biology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses folding microorganism detection equipment for the debugging of a domestic sewage plant, which belongs to the technical field of microorganism detection and comprises a main rod and a folding rod, wherein one end of the main rod is fixedly connected with a vertical rod and is rotationally connected with the middle part of the folding rod, one end of the folding rod is fixedly connected with a U-shaped limiting piece, the main rod is fixedly connected with a limiting plate, and the limiting plate can be in contact with the bottom wall at the inner side of the U-shaped limiting piece; according to the invention, the folding and unfolding of the folding rod and the main rod can be controlled by winding and unwinding the lifting rope, the empty sampling mechanism can be extended to a position far away from the edge of the sewage treatment tank for taking the water sample through the unfolding of the folding rod and the main rod, so that the quality of the collected water sample is ensured, and the sampling mechanism for taking the water sample can be moved to the hand of a user through the folding of the folding rod and the main rod, so that the user can conveniently and quickly take out the water sample in the sampling mechanism, and the water sample sampling at the next position is conveniently and quickly carried out, and the efficiency of collecting the water sample is improved.
Description
Technical Field
The invention relates to the technical field of microorganism detection, in particular to folding microorganism detection equipment for domestic sewage plant debugging.
Background
The domestic sewage plant is mainly used for purifying urban domestic sewage in various modes, wherein harmful substances in the sewage are decomposed by anaerobic microorganisms and aerobic microorganisms in an anaerobic tank and an aerobic tank respectively, the domestic sewage plant needs to be debugged before formal operation, the main work of the debugging is to cultivate a microorganism group with a composite standard, and the conditions of the microorganisms need to be frequently detected and recorded in the debugging process.
At present, the microorganism detection of a domestic sewage plant mostly adopts a microorganism objective detection technology, and the specific process is that water samples are collected at different depths at a plurality of different positions, slide samples are prepared from the water samples, and then the conditions of microorganisms are observed and recorded through a microscope.
However, most of the current domestic sewage plants adopt a lifting rope to lift a sampling cylinder to collect water samples, the traditional sampling cylinder can only collect water samples at the edge of a sewage treatment tank, the fluidity of water at the edge of the tank is poor, the difference of water in the middle area with larger microorganism quantity and species is larger, the condition of microorganisms in the tank cannot be accurately reacted, and the traditional sampling cylinder needs to repeatedly sample water samples at different depths at the same position for multiple times, so that the sampling efficiency of the water samples is relatively complicated and influenced.
Based on the above, the invention designs a folding microorganism detection device for domestic sewage plant debugging, so as to solve the problems.
Disclosure of Invention
The invention aims to provide folding microorganism detection equipment for domestic sewage plant debugging so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a domestic sewage factory is folding microorganism check out test set for debugging, includes mobile jib and folding lever, mobile jib one end fixedly connected with montant and rotate with the folding lever middle part and be connected, folding lever one end fixedly connected with U type locating part, mobile jib fixedly connected with limiting plate, the limiting plate can contact with the inboard diapire of U type locating part, fixedly connected with first spring between one side and the mobile jib of folding lever is kept away from to U type locating part, one side fixedly connected with mount of folding lever is kept away from to the mobile jib, the mount rotates and is connected with the take-up reel that is located the mobile jib below, the one end that the mobile jib was kept away from to the folding lever rotates and is connected with the holding ring, montant upper end fixedly connected with spacing couple, the hanging is equipped with the lifting rope on the spacing couple, lifting rope one end is connected with the take-up reel, the lifting rope other end passes the holding ring and is connected with sampling mechanism.
Above-mentioned scheme is when throwing into in-service use, sampling mechanism includes the gallows, gallows upper end middle part and lifting rope fixed connection, a plurality of sampling tube that is circumference array distribution of gallows fixedly connected with all around, sampling tube lower extreme all fixedly connected with straw, sampling tube upper end mouth all communicates with the external world, the equal sliding connection in the upper and lower direction of sampling tube inboard has first piston, the equal fixedly connected with first push rod of first piston upside, first push rod upper end all extends to sampling tube top and the equal fixedly connected with first clamp plate, the first push rod outside all overlaps between first clamp plate and sampling tube and is equipped with the second spring, all be equipped with the kayser subassembly between first clamp plate and the gallows, the gallows can be through kayser subassembly fixed first clamp plate, gallows middle part fixedly connected with water pressure induction tube, water pressure induction tube lower port and external intercommunication, the inboard is in upper and lower direction sliding connection has the second piston, second piston upside fixedly connected with second push rod, second push rod upper end extends to second push rod top and is equipped with the second clamp plate through the second spring between second clamp plate and the equal cover of second clamp plate, the second clamp plate can be equipped with the latch subassembly through the second clamp spring between the second clamp spring touch trigger assembly.
Above-mentioned scheme is when putting into actual use, the kayser subassembly includes the sliding sleeve, sliding sleeve and gallows fixedly connected with, sliding sleeve sliding connection has the inclined plane stopper on the horizontal direction, the downside of inclined plane stopper can with the upside contact of first clamp plate, the inclined plane of inclined plane stopper upside can with the downside contact of first clamp plate rim, the one end fixedly connected with first baffle of first clamp plate is kept away from to the inclined plane stopper, the one end fixedly connected with fourth spring of inclined plane stopper is kept away from to first baffle, the one end fixedly connected with second baffle of first baffle is kept away from to the fourth spring, second baffle and sliding sleeve fixedly connected with.
Above-mentioned scheme is when putting into actual use, trigger formula unblock subassembly includes the swinging member, the swinging member is located the inclined plane stopper top, the swinging member middle part is rotated with the sliding sleeve and is connected, the swinging member lower extreme can be close to one side contact of first clamp plate with first baffle, one side upper end that the swinging member kept away from first clamp plate is connected with the inclined plane and touches the piece, the swinging member upper end is equipped with the manual lift adjustment unit that is used for adjusting inclined plane and touches the piece and go up and down, the downside that the piece was touched to the inclined plane can be contacted with the upside of second clamp plate, the inclined plane that the one end was kept away from to inclined plane touching the piece upside can be contacted with the downside of second clamp plate rim.
Above-mentioned scheme is when putting into actual use into, manual lift adjustment unit includes the lead screw, the lead screw lower extreme rotates with the swinging member upper end to be connected, lead screw upper end fixedly connected with knob, lead screw middle part threaded connection has L type lifter plate, the diaphragm and the inclined plane touching piece fixed connection of L type lifter plate, the riser of L type lifter plate is in upper and lower direction and swinging member one side sliding connection that is close to first clamp plate.
When the scheme is put into practical use, one side of the swinging piece, which is close to the L-shaped lifting plate, is provided with a water depth scale.
Above-mentioned scheme is when putting into actual use, the bottom fixedly connected with balancing weight of one side that L type lifter plate is close to first clamp plate.
When the scheme is put into practical use, the anti-skid stripes are arranged on the outer circular wall of the rotary button.
Above-mentioned scheme is when putting into actual use, the height that a lateral wall of folding pole was kept away from to the U type locating part is higher than the height of its another lateral wall, spacing curb plate has been seted up to the upper end that a lateral wall was kept away from to the U type locating part, one side fixedly connected with that the folding pole was kept away from to the U type locating part has two first spacing grooves that are located first spring left and right sides respectively.
When the technical scheme is put into practical use, the rotating shaft of the take-up reel is connected with the eccentric handle in a sliding manner in the left-right direction, and a second limit groove is correspondingly formed in one side of the fixing frame and the eccentric handle.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the folding and unfolding of the folding rod and the main rod can be controlled by winding and unwinding the lifting rope, the empty sampling mechanism can be extended to a position far away from the edge of the sewage treatment tank for taking the water sample through the unfolding of the folding rod and the main rod, so that the quality of the collected water sample is ensured, and the sampling mechanism for taking the water sample can be moved to the hand of a user through the folding of the folding rod and the main rod, so that the user can conveniently and quickly take out the water sample in the sampling mechanism, and the water sample sampling at the next position is conveniently and quickly carried out, and the efficiency of collecting the water sample is improved.
2. According to the invention, the height of each inclined plane touch block can be adjusted through the manual lifting adjusting unit, so that each trigger type unlocking component can be triggered at different depths respectively, and further, each locking component can automatically release the corresponding first pressing plate at different water depths respectively, and further, each sampling tube can automatically extract water samples at different depths respectively, repeated sampling work of the same position and different depths is avoided, and the water sample collection efficiency is further improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic diagram of the connection relationship between a main lever and a folding lever;
FIG. 4 is a schematic cross-sectional view of a sampling mechanism;
fig. 5 is a partial enlarged view at B in fig. 4.
In the drawings, the list of components represented by the various numbers is as follows:
1. a main rod; 2. a folding bar; 3. a vertical rod; 4. a U-shaped limiting piece; 5. a limiting plate; 6. a first spring; 7. a fixing frame; 8. a take-up reel; 9. a positioning ring; 10. limiting hooks; 11. a hanging rope; 12. a hanging bracket; 13. a sampling tube; 14. a suction pipe; 15. a first piston; 16. a first push rod; 17. a first platen; 18. a second spring; 19. a water pressure sensing cylinder; 20. a second piston; 21. a second push rod; 22. a second pressing plate; 23. a third spring; 24. a sliding sleeve; 25. an inclined surface limiting block; 26. a first baffle; 27. a fourth spring; 28. a second baffle; 29. a swinging member; 30. the inclined plane touches the block; 31. a screw rod; 32. a rotation knob; 33. an L-shaped lifting plate; 34. a water depth scale; 35. balancing weight; 36. a limit side plate; 37. a first limit groove; 38. an eccentric handle; 39. and the second limit groove.
Detailed Description
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a domestic sewage factory is folding microorganism check out test set for debugging, includes mobile jib 1 and folding bar 2, mobile jib 1 one end fixedly connected with montant 3 and with folding bar 2 middle part rotation connection, folding bar 2 one end fixedly connected with U type locating part 4, mobile jib 1 fixedly connected with limiting plate 5, limiting plate 5 can be with the inboard diapire contact of U type locating part 4, the first spring 6 of fixedly connected with between one side that folding bar 2 was kept away from to U type locating part 4 and mobile jib 1, one side fixedly connected with mount 7 that folding bar 2 was kept away from to mobile jib 1, mount 7 rotation is connected with the take-up reel 8 that is located mobile jib 1 below, folding bar 2 is kept away from the one end rotation of mobile jib 1 and is connected with holding ring 9, montant 3 upper end fixedly connected with spacing couple 10, the hanging is equipped with lifting rope 11 on the spacing couple 10, lifting rope 11 one end and take-up reel 8 are connected with, the lifting rope 11 other end passes holding ring 9 and is connected with sampling mechanism.
As a further scheme of the invention, when the device is used, firstly, the lifting rope 11 is paid off by rotating the take-up reel 8, and the sampling mechanism descends along with the paying-off of the lifting rope 11 under the gravity; after the sampling mechanism descends to the sampling depth and finishes sampling, the lifting rope 11 is wound by reversing the winding disc 8, the lifting rope 11 pulls the sampling mechanism to ascend, when the sampling mechanism is in contact with the positioning ring 9, the lifting rope 11 is continuously wound, at the moment, one end of the folding rod 2, which is far away from the main rod 1, is turned upwards under the upward oblique tension of the lifting rope 11, in the turning process of the folding rod 2, the first spring 6 is gradually elongated, when the folding rod 2 is turned for one hundred eighty degrees, the folding rod 2 is just blocked by the limiting plate 5, at the moment, the folding rod 2 stops turning, and the sampling mechanism is well moved to the hand of a user along with the turning of the folding rod 2 so as to facilitate the user to take out a sample; when the position needs to be changed for sampling again, the take-up reel 8 is enabled to rotate freely, the folding rod 2 automatically turns reversely under the tension of the first spring 6, the lifting rope 11 is lengthened when the folding rod 2 turns reversely, the take-up reel 8 is driven to rotate, when the folding rod 2 turns reversely for one hundred eighty degrees, the inner bottom end of the U-shaped limiting piece 4 is well blocked by the limiting plate 5 (at the moment, the upper surface of the limiting plate 5 and the lower side of the folding rod 2 are positioned on the same plane), the folding rod 2 stops turning reversely, and then the sampling mechanism is lowered by rotating the take-up reel 8 in the same step so that the sampling mechanism can sample again; this equipment can realize folding and the expansion of control folding pole 2 and mobile jib 1 through receiving and releasing sling 11, the expansion through folding pole 2 and mobile jib 1 makes empty sampling mechanism can extend to keeping away from sewage treatment pond edge and take the water sample, so as to guarantee the quality of the water sample of gathering, still can make the sampling mechanism who gets the water sample through folding pole 2 and mobile jib 1 remove to the user's hand, so that the user takes out the water sample in the sampling mechanism fast, so that carry out the water sample sampling of next position fast, thereby improved the efficiency of water sample acquisition.
Above-mentioned scheme is when putting into practical use into, sampling mechanism includes gallows 12, gallows 12 upper end middle part and lifting rope 11 fixed connection, gallows 12 all around fixedly connected with a plurality of be circumference array distribution's sampling tube 13, sampling tube 13 lower extreme all fixed intercommunication has straw 14, sampling tube 13 top port all communicates with the external world, sampling tube 13 inboard all sliding connection has first piston 15 in the upper and lower direction, the equal fixedly connected with first push rod 16 of first piston 15 upside, first push rod 16 upper end all extends to sampling tube 13 top and equal fixedly connected with first clamp plate 17, the first push rod 16 outside all overlaps between first clamp plate 17 and sampling tube 13 and is equipped with second spring 18, all be equipped with the kayser subassembly between first clamp plate 17 and the gallows 12, gallows 12 can be fixed first clamp plate 17 through the kayser subassembly, the equal fixedly connected with water pressure sensing tube 19 in gallows 12 middle part, water pressure sensing tube 19 bottom port and external world intercommunication, water pressure sensing tube 19 inboard is connected with first push rod 16 in the upper and lower direction, first push rod 16 upper end all extends to sampling tube 13 top and equal fixedly connected with first clamp plate 17, first clamp plate 21 is equipped with second clamp plate 21 to second clamp plate 21, second clamp plate 21 is equipped with the second clamp plate 21 and second clamp spring assembly is equipped with between the second clamp plate 21, and the second clamp spring assembly is triggered to the second clamp plate 21.
As a further scheme of the invention, the first pressing plate 17 is pressed down in preparation before sampling, the first pressing plate 17 pushes the first piston 15 to slide downwards through the first push rod 16, meanwhile, the second spring 18 is compressed, when the first piston 15 slides downwards to the bottom end in the sampling tube 13, the first pressing plate 17 is just fixed by the locking assembly, and then the height of the triggering position on each triggering unlocking assembly is adjusted according to the sampling depth set by each sampling tube 13; during sampling, the lifting frame 12 is prevented from falling down through the lifting rope 11, the whole sampling mechanism is sunk into water, the second piston 20 slides up along with the increase of water pressure in the sunk process and gradually compresses the third spring 23, the second piston 20 pushes the second pressing plate 22 to move up through the second push rod 21, the second pressing plate 22 moves up to touch with the triggering part of the triggering unlocking component, so that the corresponding first pressing plate 17 is loosened through the corresponding locking mechanism, after the first pressing plate 17 is loosened through the locking mechanism, the first pressing plate 17 drives the first piston 15 below the first pressing plate 17 to slide up rapidly under the elasticity of the second spring 18, so that the sampling cylinders 13 quickly extract water samples with set depth through the suction pipes 14 until the first piston 15 slides up to the top in the sampling cylinders 13, and thus, each sampling cylinder 13 automatically and quickly extracts water samples when reaching the respective set depth, after the outside of each sampling cylinder 13 is operated (after the user can judge how many sampling cylinders 13 have completed sampling work through observing the vibration times of the lifting rope 11), the first pressing plate 17 drives the first piston 15 to slide up rapidly, then the sampling cylinders 13 are ready to be pressed into the sampling cylinders in advance, and the sampling cylinder 13 is ready to be fixed in advance when the sampling cylinder 13 is pressed down again.
When the scheme is put into practical use, the locking assembly comprises a sliding sleeve 24, the sliding sleeve 24 is fixedly connected with the hanging bracket 12, the sliding sleeve 24 is connected with an inclined surface limiting block 25 in a sliding manner in the horizontal direction, the lower side surface of the inclined surface limiting block 25 can be in contact with the upper side surface of the first pressing plate 17, the inclined surface of the upper side of the inclined surface limiting block 25 can be in contact with the lower side of the rim of the first pressing plate 17, one end of the inclined surface limiting block 25, far away from the first pressing plate 17, is fixedly connected with a first baffle 26, one end of the first baffle 26, far away from the inclined surface limiting block 25, is fixedly connected with a fourth spring 27, one end of the fourth spring 27, far away from the first baffle 26, is fixedly connected with a second baffle 28, and the sliding sleeve 24.
As a further scheme of the invention, when the first pressing plate 17 is pressed down to the first piston 15 to contact the bottom in the sampling tube 13, the lower side of the rim of the first pressing plate 17 extrudes the inclined limiting block 25 into the sliding sleeve 24 through the inclined surface of the inclined limiting block 25, when the first pressing plate 17 passes over the inclined limiting block 25, the first piston 15 just moves down to contact the bottom in the sampling tube 13, at the moment, the inclined limiting block 25 is reset under the action of the elastic force of the fourth spring 27, and the lower side of the reset inclined limiting block 25 can block the upper side of the first pressing plate 17, so that the first pressing plate 17 is fixed in the up-down direction; when the sampling tube 13 descends to a set depth, the second pressing plate 22 enables the inclined surface limiting block 25 to retract into the sliding sleeve 24 through the triggering type unlocking component, so that the first pressing plate 17 can move upwards under the elastic force of the second spring 18, and the sampling tube 13 can suck water samples.
Above-mentioned scheme is when putting into actual use into, trigger formula unblock subassembly includes swinging member 29, swinging member 29 is located inclined plane stopper 25 top, swinging member 29 middle part and sliding sleeve 24 rotate and are connected, swinging member 29 lower extreme can be close to one side contact of first clamp plate 17 with first baffle 26, swinging member 29 keeps away from one side upper end of first clamp plate 17 and is connected with inclined plane touching piece 30, swinging member 29 upper end is equipped with the manual lift adjustment unit that is used for adjusting inclined plane touching piece 30 and goes up and down, the downside of inclined plane touching piece 30 can be with the upside contact of second clamp plate 22, the inclined plane that the one end was kept away from to inclined plane touching piece 30 upside can be with the downside contact of second clamp plate 22 rim.
As a further scheme of the invention, when the second pressing plate 22 moves up to the lower side of the extrusion inclined surface touching block 30 along with the increase of the water pressure, the second pressing plate 22 pushes the swinging member 29 to turn over through the inclined surface touching block 30, the lower end of the swinging member 29 pushes the first baffle plate 26 to move away from the first pressing plate 17, and the first baffle plate 26 drives the inclined surface limiting block 25 to completely retract into the sliding sleeve 24, so that the inclined surface limiting block 25 does not block the upper side of the first pressing plate 17 any more; when the second pressing plate 22 moves down to the inclined plane pressing the upper side of the inclined plane touching block 30 along with the decrease of the water pressure, the second pressing plate 22 pushes the swinging member 29 to reversely turn over through the inclined plane touching block 30, and when the second pressing plate 22 moves down to pass over the inclined plane touching block 30, the swinging member 29 and the inclined plane touching block 30 reset under the action of gravity.
When the scheme is put into practical use, the manual lifting adjusting unit comprises a screw rod 31, the lower end of the screw rod 31 is rotationally connected with the upper end of the swinging member 29, the upper end of the screw rod 31 is fixedly connected with a rotary button 32, the middle part of the screw rod 31 is in threaded connection with an L-shaped lifting plate 33, a transverse plate of the L-shaped lifting plate 33 is fixedly connected with the inclined plane touch block 30, and a vertical plate of the L-shaped lifting plate 33 is in sliding connection with one side, close to the first pressing plate 17, of the swinging member 29 in the up-down direction.
As a further scheme of the invention, before sampling, the screw rod 31 can be rotated by the rotary button 32, the screw rod 31 drives the L-shaped lifting plate 33 and the inclined touching block 30 to slide up and down under the transmission action of the threaded structure until the inclined touching block 30 moves to a set height, so that when the sampling mechanism is sunk to a set depth, the second pressing plate 22 can push the inclined touching block 30 to prompt the trigger unlocking component to unlock the first pressing plate 17 by the trigger unlocking component; the equipment can be through the height of each inclined plane touching piece 30 of manual lift adjustment unit adjustment to make each trigger formula unblock subassembly can be triggered at different degree of depth respectively, and then make each kayser subassembly loosen corresponding first clamp plate 17 respectively under different water depths automatically, and then make each sampling tube 13 can extract the water sample at different degree of depth respectively automatically, avoided the repeated sampling work of a lot of different degree of depth in same position, further improved water sample collection efficiency.
When the scheme is put into practical use, a water depth scale 34 is arranged on one side of the swinging piece 29 close to the L-shaped lifting plate 33; in operation, the L-shaped lifting plate 33 is accurately controlled to lift by setting the water depth scale 34.
When the scheme is put into practical use, the bottom end of one side, close to the first pressing plate 17, of the L-shaped lifting plate 33 is fixedly connected with a balancing weight 35; in operation, by means of the counterweight 35, the swinging member 29 can be reset under the action of gravity after the second pressing plate 22 descends to cross the inclined touching block 30.
When the scheme is put into practical use, the outer circular wall of the rotary button 32 is provided with anti-skid stripes; in operation, the slip-off condition occurring when the rotation knob 32 is turned can be prevented by the provision of the anti-slip stripes.
When the scheme is put into practical use, the height of one side wall of the U-shaped limiting piece 4 far away from the folding rod 2 is higher than that of the other side wall of the U-shaped limiting piece, the upper end of the one side wall of the U-shaped limiting piece 4 far away from the folding rod 2 is provided with a limiting side plate 36, and one side of the U-shaped limiting piece 4 far away from the folding rod 2 is fixedly connected with two first limiting grooves 37 which are respectively positioned at the left side and the right side of the first spring 6; in operation, through the setting of spacing curb plate 36 and first spacing groove 37, can play spacing effect to first spring 6 when folding bar 2 overturns, make first spring 6 be limited in first spacing groove 37 after folding bar 2 accomplishes the folding to folding bar 2 can reverse upset to reset under the pulling force of first spring 6.
When the above scheme is put into practical use, the rotating shaft of the take-up reel 8 is slidably connected with the eccentric handle 38 in the left-right direction, and a second limit groove 39 is formed on one side of the fixing frame 7 corresponding to the eccentric handle 38; in operation, when the lower sampling mechanism needs to be stopped, the eccentric handle 38 is slid in the direction of the fixing frame 7, and then the eccentric handle 38 is clamped into the second limiting groove 39, so that the take-up reel 8 cannot rotate along with the gravity of the sampling mechanism.
Claims (10)
1. Folding microorganism check out test set is used in domestic sewage factory debugging, including, its characterized in that: including mobile jib (1) and folding rod (2), mobile jib (1) one end fixedly connected with montant (3) and with folding rod (2) middle part rotation connection, folding rod (2) one end fixedly connected with U type locating part (4), mobile jib (1) fixedly connected with limiting plate (5), limiting plate (5) can be with the inboard diapire contact of U type locating part (4), one side that folding rod (2) was kept away from to U type locating part (4) and mobile jib (1) between fixedly connected with first spring (6), one side fixedly connected with mount (7) that folding rod (2) were kept away from to mobile jib (1), mount (7) rotation connection have take-up reel (8) that are located mobile jib (1) below, one end rotation that mobile jib (1) were kept away from to folding rod (2) is connected with holding ring (9), limiting hook (10) are connected with spacing couple (10) in upper end, hang on spacing couple (10), lifting rope (11) and holding wire (8) are connected with take-up reel (11) and take-up reel (9).
2. A collapsible microorganism testing apparatus for domestic sewage plant debugging as claimed in claim 1, wherein: the sampling mechanism comprises a hanging bracket (12), the middle part of the upper end of the hanging bracket (12) is fixedly connected with a hanging rope (11), a plurality of sampling cylinders (13) distributed in a circumferential array are fixedly connected around the hanging bracket (12), suction pipes (14) are fixedly communicated with the lower end of each sampling cylinder (13), ports on the sampling cylinders (13) are communicated with the outside, a first piston (15) is fixedly connected to the inner side of each sampling cylinder (13) in the up-down direction in a sliding manner, a first push rod (16) is fixedly connected to the upper side of each first piston (15), the upper end of each first push rod (16) is fixedly connected to the upper side of each sampling cylinder (13) in an extending manner, a first pressing plate (17) is fixedly connected to the upper end of each first push rod (16), a second spring (18) is sleeved on the outer side of each first push rod (16) between each first pressing plate (17) and each sampling cylinder (13), a clamping and locking assembly is arranged between each first pressing plate (17) and the hanging bracket (12), each hanging bracket (12) can be fixedly connected with a first pressing plate (17) in the up-down direction, a first push rod (16) is fixedly connected to the upper side of each first pressing plate (12) in the up-down direction, a first pressing plate (19) is fixedly connected to the upper side of each first pressing plate (16) in the up-down direction, a water pressure sensing cylinder (19) is fixedly connected to the upper side of each second pressing cylinder (20) in the up direction, and the upper side of each second pressing cylinder is fixedly connected to the upper side of the water pressure sensor (20 in the water sensor respectively, the second push rod (21) upper end extends to water pressure induction section of thick bamboo (19) top and fixedly connected with second clamp plate (22), the cover is equipped with third spring (23) between second piston (20) and water pressure induction section of thick bamboo (19) inner top in the second push rod (21) outside, all be equipped with trigger type unblock subassembly between kayser subassembly and second clamp plate (22), second clamp plate (22) can consider and make kayser subassembly loosen first clamp plate (17) through touching trigger type unblock subassembly.
3. A collapsible microorganism testing apparatus for domestic sewage plant debugging as claimed in claim 2, wherein: the locking assembly comprises a sliding sleeve (24), the sliding sleeve (24) is fixedly connected with a hanging frame (12), the sliding sleeve (24) is connected with an inclined surface limiting block (25) in a sliding mode in the horizontal direction, the lower side surface of the inclined surface limiting block (25) can be in contact with the upper side surface of a first pressing plate (17), the inclined surface of the upper side of the inclined surface limiting block (25) can be in contact with the lower side of the rim of the first pressing plate (17), one end of the inclined surface limiting block (25) away from the first pressing plate (17) is fixedly connected with a first baffle (26), one end of the first baffle (26) away from the inclined surface limiting block (25) is fixedly connected with a fourth spring (27), one end of the fourth spring (27) away from the first baffle (26) is fixedly connected with a second baffle (28), and the second baffle (28) is fixedly connected with the sliding sleeve (24).
4. A collapsible microorganism testing apparatus for domestic sewage plant debugging according to claim 3, wherein: the trigger type unlocking component comprises a swinging piece (29), the swinging piece (29) is located above an inclined surface limiting block (25), the middle part of the swinging piece (29) is rotationally connected with a sliding sleeve (24), the lower end of the swinging piece (29) can be contacted with one side, close to a first pressing plate (17), of a first baffle (26), an inclined surface touching block (30) is connected to the upper end, far away from the first pressing plate (17), of the swinging piece (29), a manual lifting adjusting unit for adjusting lifting of the inclined surface touching block (30) is arranged at the upper end of the swinging piece (29), the lower side surface of the inclined surface touching block (30) can be contacted with the upper side surface of a second pressing plate (22), and the inclined surface, far away from one end of the first pressing plate (17), of the upper side of the inclined surface touching block (30) can be contacted with the lower side of the rim of the second pressing plate (22).
5. The foldable microbial detection device for domestic sewage plant debugging according to claim 4, wherein: the manual lifting adjusting unit comprises a screw rod (31), the lower end of the screw rod (31) is rotationally connected with the upper end of the swinging piece (29), the upper end of the screw rod (31) is fixedly connected with a rotary button (32), the middle of the screw rod (31) is in threaded connection with an L-shaped lifting plate (33), a transverse plate of the L-shaped lifting plate (33) is fixedly connected with an inclined plane touch block (30), and a vertical plate of the L-shaped lifting plate (33) is in sliding connection with one side, close to the first pressing plate (17), of the swinging piece (29) in the up-down direction.
6. The foldable microbial detection device for domestic sewage plant debugging according to claim 5, wherein: a water depth scale (34) is arranged on one side of the swinging piece (29) close to the L-shaped lifting plate (33).
7. A collapsible microorganism testing apparatus for domestic sewage plant debugging as claimed in claim 1, wherein: the bottom end of one side of the L-shaped lifting plate (33) close to the first pressing plate (17) is fixedly connected with a balancing weight (35).
8. A collapsible microorganism testing apparatus for domestic sewage plant debugging as claimed in claim 1, wherein: the outer circular wall of the rotary button (32) is provided with anti-slip stripes.
9. A collapsible microorganism testing apparatus for domestic sewage plant debugging as claimed in claim 1, wherein: the height of a side wall of the U-shaped limiting part (4) far away from the folding rod (2) is higher than that of the other side wall of the U-shaped limiting part, a limiting side plate (36) is arranged at the upper end of the side wall of the U-shaped limiting part (4) far away from the folding rod (2), and two first limiting grooves (37) which are respectively positioned at the left side and the right side of the first spring (6) are fixedly connected to one side of the U-shaped limiting part (4) far away from the folding rod (2).
10. A collapsible microorganism testing apparatus for domestic sewage plant debugging as claimed in claim 1, wherein: the rotating shaft of the take-up reel (8) is connected with an eccentric handle (38) in a sliding manner in the left-right direction, and a second limit groove (39) is formed in one side of the fixing frame (7) and corresponds to the eccentric handle (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311277591.2A CN117367879B (en) | 2023-10-07 | 2023-10-07 | Folding microorganism detection equipment for domestic sewage plant debugging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311277591.2A CN117367879B (en) | 2023-10-07 | 2023-10-07 | Folding microorganism detection equipment for domestic sewage plant debugging |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117367879A true CN117367879A (en) | 2024-01-09 |
| CN117367879B CN117367879B (en) | 2024-05-07 |
Family
ID=89397400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311277591.2A Active CN117367879B (en) | 2023-10-07 | 2023-10-07 | Folding microorganism detection equipment for domestic sewage plant debugging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117367879B (en) |
Citations (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4044952A (en) * | 1976-06-28 | 1977-08-30 | Fmc Corporation | Folding boom |
| RU184551U1 (en) * | 2018-06-13 | 2018-10-30 | Федеральное государственное бюджетное учреждение "33 Центральный научно-исследовательский испытательный институт" Министерства обороны Российской Федерации | WATER SAMPLING DEVICE |
| CN208361781U (en) * | 2018-06-11 | 2019-01-11 | 石家庄金潜泵业有限公司 | Immersible pump Motorized lift device easy to disassemble |
| CN109297761A (en) * | 2018-11-17 | 2019-02-01 | 南京信息工程大学 | A kind of pollutant sampling device about water environment engineering detecting |
| CN209485782U (en) * | 2018-11-08 | 2019-10-11 | 于晓杰 | A kind of hydrogeology underground water sampling apparatus |
| CN210051581U (en) * | 2019-06-07 | 2020-02-11 | 广东惠利通检测技术有限公司 | Water quality testing sampling device |
| CN111504714A (en) * | 2020-05-14 | 2020-08-07 | 温州陆戏智能科技有限公司 | Water sample automatic acquisition preserves and water level detection device |
| CN213180854U (en) * | 2020-11-10 | 2021-05-11 | 余李平 | Sample collection device for water pollution control |
| CN214538676U (en) * | 2020-12-31 | 2021-10-29 | 北京瑞升特科技有限公司 | Layered sampling device for water pollution detection |
| CN214894300U (en) * | 2021-06-10 | 2021-11-26 | 广东穗通环境科技有限公司 | Sampling device for monitoring water quality of environmental protection engineering |
| CN215296796U (en) * | 2021-03-29 | 2021-12-24 | 于永香 | Sampling device for water environment monitoring |
| CN215574070U (en) * | 2021-08-05 | 2022-01-18 | 中矿检测(辽宁)有限公司 | Collector with auxiliary detection mechanism for atmospheric detection |
| CN215598694U (en) * | 2021-08-31 | 2022-01-21 | 海盐通惠铸造有限公司 | Hubei province brokenly quick-witted frame arm backplate research and development uses resistance to compression testing arrangement |
| CN215985340U (en) * | 2021-06-16 | 2022-03-08 | 徐林 | Industrial environmental protection is with effluent discharge sample collection device |
| CN114184430A (en) * | 2021-12-06 | 2022-03-15 | 山东蓝一检测技术有限公司 | Manual sampling device of open-air river |
| CN114577536A (en) * | 2022-03-29 | 2022-06-03 | 三峡大学 | Energy-concerving and environment-protective portable water environment sampling equipment |
| CN114755066A (en) * | 2022-04-18 | 2022-07-15 | 乔欢欢 | Sample collection equipment for water environment monitoring |
| CN114894554A (en) * | 2022-05-20 | 2022-08-12 | 攀枝花市东区生态环境监测站 | Environmental protection detects uses sewage sampling device |
| CN217180058U (en) * | 2022-02-25 | 2022-08-12 | 北京京科硕科技有限公司 | River water sampling device for microbial detection |
| CN217442913U (en) * | 2022-06-01 | 2022-09-16 | 福建华麒检测技术有限公司 | Device for detecting water treatment microorganisms |
| CN115074220A (en) * | 2022-06-29 | 2022-09-20 | 新疆河润科技有限公司 | Modular microbial agent culture and automatic feeding device |
| CN115266189A (en) * | 2022-06-21 | 2022-11-01 | 王春武 | Glutenite probing sampling device for hydrogeological exploration |
| CN115389461A (en) * | 2022-10-08 | 2022-11-25 | 山西武污雀电子科技有限公司 | Soil heavy metal detection device for optical fiber construction |
| WO2023087128A1 (en) * | 2021-11-16 | 2023-05-25 | 合肥美的电冰箱有限公司 | Water-grabbing assembly and refrigeration apparatus |
| CN219284732U (en) * | 2022-10-20 | 2023-06-30 | 山东水发工程质量检测有限公司 | Water conservancy detects sample collection system |
| CN116840006A (en) * | 2023-06-21 | 2023-10-03 | 海南威尔检测技术有限公司 | Detect quick branch appearance device of water sample |
-
2023
- 2023-10-07 CN CN202311277591.2A patent/CN117367879B/en active Active
Patent Citations (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4044952A (en) * | 1976-06-28 | 1977-08-30 | Fmc Corporation | Folding boom |
| CN208361781U (en) * | 2018-06-11 | 2019-01-11 | 石家庄金潜泵业有限公司 | Immersible pump Motorized lift device easy to disassemble |
| RU184551U1 (en) * | 2018-06-13 | 2018-10-30 | Федеральное государственное бюджетное учреждение "33 Центральный научно-исследовательский испытательный институт" Министерства обороны Российской Федерации | WATER SAMPLING DEVICE |
| CN209485782U (en) * | 2018-11-08 | 2019-10-11 | 于晓杰 | A kind of hydrogeology underground water sampling apparatus |
| CN109297761A (en) * | 2018-11-17 | 2019-02-01 | 南京信息工程大学 | A kind of pollutant sampling device about water environment engineering detecting |
| CN210051581U (en) * | 2019-06-07 | 2020-02-11 | 广东惠利通检测技术有限公司 | Water quality testing sampling device |
| CN111504714A (en) * | 2020-05-14 | 2020-08-07 | 温州陆戏智能科技有限公司 | Water sample automatic acquisition preserves and water level detection device |
| CN213180854U (en) * | 2020-11-10 | 2021-05-11 | 余李平 | Sample collection device for water pollution control |
| CN214538676U (en) * | 2020-12-31 | 2021-10-29 | 北京瑞升特科技有限公司 | Layered sampling device for water pollution detection |
| CN215296796U (en) * | 2021-03-29 | 2021-12-24 | 于永香 | Sampling device for water environment monitoring |
| CN214894300U (en) * | 2021-06-10 | 2021-11-26 | 广东穗通环境科技有限公司 | Sampling device for monitoring water quality of environmental protection engineering |
| CN215985340U (en) * | 2021-06-16 | 2022-03-08 | 徐林 | Industrial environmental protection is with effluent discharge sample collection device |
| CN215574070U (en) * | 2021-08-05 | 2022-01-18 | 中矿检测(辽宁)有限公司 | Collector with auxiliary detection mechanism for atmospheric detection |
| CN215598694U (en) * | 2021-08-31 | 2022-01-21 | 海盐通惠铸造有限公司 | Hubei province brokenly quick-witted frame arm backplate research and development uses resistance to compression testing arrangement |
| WO2023087128A1 (en) * | 2021-11-16 | 2023-05-25 | 合肥美的电冰箱有限公司 | Water-grabbing assembly and refrigeration apparatus |
| CN114184430A (en) * | 2021-12-06 | 2022-03-15 | 山东蓝一检测技术有限公司 | Manual sampling device of open-air river |
| CN217180058U (en) * | 2022-02-25 | 2022-08-12 | 北京京科硕科技有限公司 | River water sampling device for microbial detection |
| CN114577536A (en) * | 2022-03-29 | 2022-06-03 | 三峡大学 | Energy-concerving and environment-protective portable water environment sampling equipment |
| CN114755066A (en) * | 2022-04-18 | 2022-07-15 | 乔欢欢 | Sample collection equipment for water environment monitoring |
| CN114894554A (en) * | 2022-05-20 | 2022-08-12 | 攀枝花市东区生态环境监测站 | Environmental protection detects uses sewage sampling device |
| CN217442913U (en) * | 2022-06-01 | 2022-09-16 | 福建华麒检测技术有限公司 | Device for detecting water treatment microorganisms |
| CN115266189A (en) * | 2022-06-21 | 2022-11-01 | 王春武 | Glutenite probing sampling device for hydrogeological exploration |
| CN115074220A (en) * | 2022-06-29 | 2022-09-20 | 新疆河润科技有限公司 | Modular microbial agent culture and automatic feeding device |
| CN115389461A (en) * | 2022-10-08 | 2022-11-25 | 山西武污雀电子科技有限公司 | Soil heavy metal detection device for optical fiber construction |
| CN219284732U (en) * | 2022-10-20 | 2023-06-30 | 山东水发工程质量检测有限公司 | Water conservancy detects sample collection system |
| CN116840006A (en) * | 2023-06-21 | 2023-10-03 | 海南威尔检测技术有限公司 | Detect quick branch appearance device of water sample |
Non-Patent Citations (1)
| Title |
|---|
| 李丽: "环境监测技术的应用与质控分析", 《科技风》, no. 26, 31 December 2018 (2018-12-31), pages 155 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117367879B (en) | 2024-05-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112284827A (en) | Sampling device for multi-depth ocean water source water quality detection | |
| CN107843459A (en) | A kind of adjustable thief rod of depth under water | |
| CN219224199U (en) | Soil sample collection device | |
| CN211453022U (en) | Water quality sampler for environmental monitoring | |
| CN117367879B (en) | Folding microorganism detection equipment for domestic sewage plant debugging | |
| CN210071396U (en) | Novel normal position sediment sample ware | |
| CN210513786U (en) | Multilayer groundwater sampling device in hydrogeology hole | |
| CN115078005B (en) | Hydrogeology that conveniently carries uses sampling device | |
| CN217368457U (en) | Accurate pipettor for environment monitoring analysis | |
| CN215894051U (en) | Soil sampling device for environmental monitoring | |
| CN216645984U (en) | Marine ranching detects uses water intake device | |
| CN212432602U (en) | Sampling device for soil detection | |
| CN211085738U (en) | Soil sampling device of adjustable degree of depth | |
| CN214667857U (en) | Granular food detection sampling device | |
| CN218778739U (en) | Sewage sampler | |
| CN216309457U (en) | Agricultural soil detects sampling mechanism | |
| CN211825167U (en) | Sampling device for water pollution detection | |
| CN218916928U (en) | Portable environment sampler | |
| CN213456253U (en) | Novel water sampler | |
| CN219495766U (en) | Water treatment sampling detection assembly | |
| CN216410753U (en) | Sample extraction device for water quality testing | |
| CN219015716U (en) | High-efficiency sampling mechanism for water pollution treatment | |
| CN215525214U (en) | Automatic waste water sampling device | |
| CN215218178U (en) | Water source quality monitoring sampling device for environmental monitoring | |
| CN215493596U (en) | Portable device for detecting oil quality |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |