CN110702462A - Detachable simultaneous sampling device for experiments - Google Patents
Detachable simultaneous sampling device for experiments Download PDFInfo
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- CN110702462A CN110702462A CN201910940654.5A CN201910940654A CN110702462A CN 110702462 A CN110702462 A CN 110702462A CN 201910940654 A CN201910940654 A CN 201910940654A CN 110702462 A CN110702462 A CN 110702462A
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- 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
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- Hydrology & Water Resources (AREA)
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Abstract
The invention discloses a detachable simultaneous sampling device for experiments, which comprises a plurality of plastic pipes and a fixed platform which are arranged at intervals in sequence, wherein a plurality of first through holes are formed in any side surface of the fixed platform, the plastic pipes are detachably connected with the first through holes, a plurality of second through holes are formed in the top end of the fixed platform, the bottom ends of the second through holes are communicated with a cavity, an inserting groove is formed between the cavity and the first through holes, the length of the inserting groove is the same as the aperture of the first through holes, a first connecting rod is inserted into the second through holes, the first connecting rod extends into the cavity and is fixedly connected with a baffle, the baffle is matched with the first through holes, one ends of the first connecting rods, far away from the fixed platform, are fixedly connected through the second connecting rods, an air pump is fixed on the top surface of the fixed platform, and the flow rate of finally discharged water can be adjusted and controlled at will by adjusting, and meanwhile, the water yield of each plastic pipe is synchronized.
Description
Technical Field
The invention relates to the field of sand trough water taking experimental devices, in particular to a detachable simultaneous sampling device for experiments.
Background
The existing sand tank experiment water sampling mostly adopts an independent sampling method, namely, one water sample is taken at a time, the sampling method has two great defects, firstly, the sampling time is too long, secondly, the flow field in the sand tank is also changed in the sampling process, so a device capable of simultaneously taking a plurality of groups of water samples is needed, the change of the flow field in the sand tank is minimum, in the prior art, a water supply plastic pipe is axially connected with a cover plate, the cover plate on each water supply plastic pipe is communicated with a pull rod, the cover plate can be lifted by the pull rod, the size of water flow is controlled by different angles of the lifted cover plate, but because the water flow in the water supply pipe is turbulent, the method has the problems of difficult control and easy flushing of the cover plate by the water flow in actual application, and therefore, a sampling device which can synchronously control the water flow of all the water supply plastic pipes and is convenient to detach is urgently needed.
Disclosure of Invention
The invention aims to provide a detachable simultaneous sampling device for experiments, which is used for solving the problems in the prior art, and can synchronously regulate and control the water flow of a plastic pipe and be convenient to detach.
In order to achieve the purpose, the invention provides the following scheme: the invention provides a detachable simultaneous sampling device for experiments, which comprises a plurality of plastic pipes and a fixed platform which are arranged at intervals in sequence, wherein a plurality of first through holes are formed in any side surface of the fixed platform, the plastic pipes are detachably connected with the first through holes, an air cushion is paved between the plastic pipes and the wall of the first through holes, one end, close to the wall of the first through holes, of the air cushion is provided with a third through hole, an air delivery port of the air cushion is inserted with an air delivery pipe, the air delivery pipe extends out of the third through hole and is connected with an air pump, the top end of the fixed platform is provided with a plurality of second through holes, the bottom end of each second through hole is communicated with a cavity, a slot is formed between the cavity and the first through hole, the length of the slot is the same as the aperture of the first through hole, a first connecting rod is inserted into the second through hole, a baffle is fixedly connected into the, and one ends of the first connecting rods, which are far away from the fixed table, are fixedly connected through second connecting rods, and the air pump is fixed on the top surface of the fixed table.
Preferably, a rubber pad is paved on the air cushion, and a plurality of particle bulges are arranged on the rubber pad.
Preferably, be equipped with the gasbag between gas-supply pipe and the air pump, a plurality of the gas-supply pipe is pegged graft in the one end of gasbag, the other end of gasbag passes through the gas-supply pipe rigid coupling on the gas outlet of air pump.
Preferably, a rubber plate is fixed at the top end of the slot, and a jack is formed in the rubber plate and communicated with the slot.
Preferably, be fixed with the slide rail that the symmetry set up on the top surface of fixed station, second connecting rod sliding connection is in the slide rail, the one end that the slide rail is close to the fixed station is fixed with first reset spring, first reset spring can dismantle the tip of connection at the second connecting rod.
Preferably, a hook is fixed at the end of the first return spring, a hanging ring is fixed on the second connecting rod, and the hook is hung on the hanging ring.
Preferably, the second connecting rod comprises a sleeve and two inner rods sleeved in the sleeve, the end parts of the inner rods extend out of the sleeve and are connected in the sliding rail in a sliding mode, the hanging rings are fixed on the inner rods, a second reset spring is fixed between the two inner rods, the top ends of the inner rods are fixed with pull rods, and the pull rods extend out of the sleeve and are fixed with handles.
Preferably, a plurality of spacing holes which are arranged at intervals in sequence are formed in the bottom wall of the sliding rail, and the inner rod is detachably connected with the spacing holes.
The invention discloses the following technical effects: insert all plastic tubings in the first through-hole on the fixed station, then open the air pump and aerify the air cushion on to the first through-hole pipe wall, the air cushion expands rapidly and extrudes the plastic tubing and makes its firm in connection, only need during the dismantlement to bleed the air cushion, can separate plastic tubing and fixed station, when this device used, each head rod corresponds every plastic tubing, drive each head rod downstream by the second connecting rod, can make the baffle pass through the cavity and get into the slot, finally fall in the first through-hole, the area that gets into the first through-hole through the adjustment baffle can regulate and control the flow of final play water wantonly, the synchronization of each plastic tubing water yield has been realized simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in 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 invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a side view of a detachable simultaneous sampling device for experiments according to the present invention;
FIG. 2 is a front view of a detachable simultaneous sampling device for experiments according to the present invention;
FIG. 3 is a top view of a detachable simultaneous sampling device for experiments according to the present invention;
FIG. 4 is an enlarged view of a portion A of FIG. 1 in accordance with the present invention;
FIG. 5 is an enlarged view of a portion B of FIG. 1 according to the present invention;
wherein, 1 is the plastic tubing, 2 is the fixed station, 3 is first through-hole, 4 is the air cushion, 5 is the third through-hole, 6 is the gas-supply pipe, 7 is the air pump, 8 is the second through-hole, 9 is the cavity, 10 is the slot, 11 is the head rod, 12 is the baffle, 13 is the second connecting rod, 13.1 is the sleeve pipe, 13.2 is interior pole, 14 is the rubber pad, 15 is the granule arch, 16 is the gasbag, 17 is the rubber slab, 18 is the jack, 19 is the slide rail, 19.1 is spacing hole, 20 is first reset spring, 21 is the couple, 22 is the link, 23 is the second reset spring, 24 is the pull rod, 25 is the handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Referring to fig. 1-5, the invention provides a detachable simultaneous sampling device for experiments, which comprises a plurality of plastic pipes 1 and a fixed platform 2 which are arranged at intervals in sequence, wherein any one side surface of the fixed platform 2 is provided with a plurality of first through holes 3, the plastic pipes 1 are detachably connected with the first through holes 3, when in use, the plastic pipes 1 in the whole row are inserted into the first through holes 3, an air cushion 4 is paved between the plastic pipes 1 and the wall of the first through holes 3, one end of the air cushion 4 close to the wall of the first through holes 3 is provided with a third through hole 5, an inflation inlet of the air cushion 4 is inserted with a gas pipe 6, the gas pipe 6 extends out of the third through hole 5 and is connected with a gas pump 7, the gas pump 7 is started to inflate the air cushion 4, after the air cushion 4 is inflated, gaps between the plastic pipes 1 and the first through holes 3 are extruded and filled up, so that the plastic, a plurality of second through holes 8 have been seted up on 2 top surfaces of fixed station, 8 bottom intercommunication of second through holes have cavity 9, slot 10 has been seted up between cavity 9 and the first through hole 3, the length of slot 10 is the same with the aperture of first through hole 3, it has head rod 11 to insert in the second through hole 8, head rod 11 stretches into cavity 9 rigid coupling and has baffle 12, baffle 12 and 3 looks adaptations of first through hole, a plurality of the one end that fixed station 2 was kept away from to head rod 11 passes through second connecting rod 13 rigid coupling, air pump 7 is fixed on the top surface of fixed station 2.
According to the further optimization scheme, the rubber pad 14 is laid on the air cushion 4, the plurality of particle protrusions 15 are arranged on the rubber pad 14, the friction coefficient of the contact surface of the air cushion 4 and the plastic pipe 1 is improved, and the plastic pipe 1 is prevented from sliding out of the first through hole 3.
Further optimize the scheme, be equipped with gasbag 16, a plurality of between gas-supply pipe 6 and the air pump 7 gas-supply pipe 6 pegs graft in the one end of gasbag 16, the other end of gasbag 16 passes through gas-supply pipe 6 rigid coupling on the gas outlet of air pump 7, and air pump 7 is sent gas to in the gasbag 16, and the air in the gasbag 16 flows to respectively in the air cushion 4 of corresponding position along with each gas-supply pipe 6 that communicates air cushion 4.
According to the further optimized scheme, the rubber plate 17 is fixed at the top end of the slot 10, the insertion hole 18 is formed in the rubber plate 17, the insertion hole 18 is communicated with the slot 10, and the sealing performance in the first through hole 3 is improved.
Further optimize the scheme, be fixed with the slide rail 19 that the symmetry set up on the top surface of fixed station 2, second connecting rod 13 sliding connection is in slide rail 19, slide rail 19 is close to the one end of fixed station 2 and is fixed with first reset spring 20, the tip at second connecting rod 13 can be dismantled in first reset spring 20, and first reset extension spring 20 makes second connecting rod 13 stabilize in slide rail 19.
According to a further optimized scheme, a hook 21 is fixed at the end of the first return spring 20, a hanging ring 22 is fixed on the second connecting rod 13, and the hook 21 is hung on the hanging ring 22.
According to a further optimized scheme, the second connecting rod 13 comprises a sleeve 13.1 and two inner rods 13.2 sleeved in the sleeve 13.1, the end portions of the inner rods 13.2 extend out of the sleeve 13.1 and are connected into the sliding rail 19 in a sliding mode, the hanging ring 22 is fixed on the inner rods 13.2, a second reset spring 23 is fixed between the two inner rods 13.2, a pull rod 24 is fixed at the top end of the inner rod 13.2, and a handle 25 is fixed on the pull rod 24 extending out of the sleeve 13.1.
Further optimize the scheme, set up the spacing hole 19.1 that a plurality of interval order was arranged on the diapire of slide rail 19, interior pole 13.2 can be dismantled with spacing hole 19.1 and be connected, interior pole 13.2 pegs graft in spacing hole 19.1 under the initial condition, when needing to move the position of baffle 12, pulling two handles 25 and drawing close to the center until interior pole 13.2 breaks away from spacing hole 19.1, then pulling second connecting rod 13 and adjusting to relevant position and loosen handle 25, interior pole 13.2 inserts the spacing hole 19.1 completion rigidity of corresponding position under the effect of second reset spring 23.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (8)
1. The utility model provides a detachable sampling device simultaneously for experiments which characterized in that: the plastic pipe comprises a plurality of plastic pipes (1) and a fixed platform (2) which are arranged at intervals in sequence, wherein a plurality of first through holes (3) are formed in any side face of the fixed platform (2), the plastic pipes (1) are detachably connected with the first through holes (3), an air cushion (4) is laid between the plastic pipes (1) and the hole wall of each first through hole (3), a third through hole (5) is formed in one end, close to the hole wall of each first through hole (3), of the air cushion (4), an air pipe (6) is inserted into an air inflation inlet of each air cushion (4), the air pipe (6) extends out of the third through hole (5) to be connected with an air pump (7), a plurality of second through holes (8) are formed in the top face of the fixed platform (2), a cavity (9) is communicated with the bottom ends of the second through holes (8), and a slot (10) is formed between the cavity (9, the length of slot (10) is the same with the aperture of first through-hole (3), it has head rod (11) to insert in second through-hole (8), head rod (11) stretch into cavity (9) rigid coupling and have baffle (12), baffle (12) and first through-hole (3) looks adaptation, a plurality of the one end that fixed station (2) were kept away from in head rod (11) passes through second connecting rod (13) rigid coupling, air pump (7) are fixed on the top surface of fixed station (2).
2. The laboratory detachable simultaneous sampling device according to claim 1, wherein: a rubber pad (14) is laid on the air cushion (4), and a plurality of particle bulges (15) are arranged on the rubber pad (14).
3. The laboratory detachable simultaneous sampling device according to claim 1, wherein: be equipped with gasbag (16) between gas-supply pipe (6) and air pump (7), a plurality of gas-supply pipe (6) peg graft in the one end of gasbag (16), the other end of gasbag (16) passes through gas-supply pipe (6) rigid coupling on the gas outlet of air pump (7).
4. The laboratory detachable simultaneous sampling device according to claim 1, wherein: the rubber plate (17) is fixed on the top end of the slot (10), the jack (18) is formed in the rubber plate (17), the jack (18) is communicated with the slot (10), and the height of the rubber plate (17) is the same as the length of the baffle (12).
5. The laboratory detachable simultaneous sampling device according to claim 1, wherein: be fixed with slide rail (19) that the symmetry set up on the top surface of fixed station (2), second connecting rod (13) sliding connection is in slide rail (19), the one end that slide rail (19) are close to fixed station (2) is fixed with first reset spring (20), the tip at second connecting rod (13) can be dismantled in first reset spring (20).
6. The laboratory detachable simultaneous sampling device according to claim 5, wherein: the end part of the first return spring (20) is fixed with a hook (21), the second connecting rod (13) is fixed with a hanging ring (22), and the hook (21) is hung on the hanging ring (22).
7. The laboratory detachable simultaneous sampling device according to claim 6, wherein: second connecting rod (13) include sleeve pipe (13.1) and cup joint two interior poles (13.2) in sleeve pipe (13.1), head rod (11) rigid coupling is on sleeve pipe (13.1), the tip of interior pole (13.2) stretches out sleeve pipe (13.1) sliding connection in slide rail (19), link (22) are fixed on interior pole (13.2), two be fixed with second reset spring (23) between interior pole (13.2), the top of interior pole (13.2) is fixed with pull rod (24), pull rod (24) stretch out sleeve pipe (13.1) and are fixed with handle (25).
8. The laboratory detachable simultaneous sampling device according to claim 7, wherein: the bottom wall of the sliding rail (19) is provided with a plurality of spacing holes (19.1) which are arranged at intervals in sequence, and the inner rod (13.2) is detachably connected with the spacing holes (19.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910940654.5A CN110702462B (en) | 2019-09-30 | 2019-09-30 | Detachable simultaneous sampling device for experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910940654.5A CN110702462B (en) | 2019-09-30 | 2019-09-30 | Detachable simultaneous sampling device for experiments |
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| Publication Number | Publication Date |
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| CN110702462A true CN110702462A (en) | 2020-01-17 |
| CN110702462B CN110702462B (en) | 2021-12-24 |
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| CN201910940654.5A Active CN110702462B (en) | 2019-09-30 | 2019-09-30 | Detachable simultaneous sampling device for experiments |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5127909A (en) * | 1990-04-05 | 1992-07-07 | United States Surgical Corporation | Flapper valve for an insufflation cannula assembly |
| CN206017816U (en) * | 2016-08-29 | 2017-03-15 | 约翰斯顿流体科技（无锡）有限公司 | A kind of easy-to-dismount regulating valve |
| CN107830184A (en) * | 2017-10-30 | 2018-03-23 | 丁锋燕 | A kind of throttle with the gentle flow structure of cleaning and adjustable flow velocity |
| CN208885993U (en) * | 2018-09-18 | 2019-05-21 | 江苏海纬集团有限公司 | A kind of adjustable shut-off valve |
| CN209430219U (en) * | 2019-01-28 | 2019-09-24 | 山东科技大学 | Emergency type water-impervious airbag apparatus in tunnel |
-
2019
- 2019-09-30 CN CN201910940654.5A patent/CN110702462B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5127909A (en) * | 1990-04-05 | 1992-07-07 | United States Surgical Corporation | Flapper valve for an insufflation cannula assembly |
| CN206017816U (en) * | 2016-08-29 | 2017-03-15 | 约翰斯顿流体科技（无锡）有限公司 | A kind of easy-to-dismount regulating valve |
| CN107830184A (en) * | 2017-10-30 | 2018-03-23 | 丁锋燕 | A kind of throttle with the gentle flow structure of cleaning and adjustable flow velocity |
| CN208885993U (en) * | 2018-09-18 | 2019-05-21 | 江苏海纬集团有限公司 | A kind of adjustable shut-off valve |
| CN209430219U (en) * | 2019-01-28 | 2019-09-24 | 山东科技大学 | Emergency type water-impervious airbag apparatus in tunnel |
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| Publication number | Publication date |
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| CN110702462B (en) | 2021-12-24 |
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