CN113267397B - A centrifugal equipment for water quality testing - Google Patents
A centrifugal equipment for water quality testing Download PDFInfo
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- CN113267397B CN113267397B CN202110442859.8A CN202110442859A CN113267397B CN 113267397 B CN113267397 B CN 113267397B CN 202110442859 A CN202110442859 A CN 202110442859A CN 113267397 B CN113267397 B CN 113267397B
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- centrifugal
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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
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
Abstract
The invention discloses a centrifugal device for water quality detection, and relates to the technical field of water quality detection. The centrifugal fan comprises a box body, a motor and a centrifugal disc, wherein a mounting seat is arranged in the box body, the mounting seat and the bottom surface of the box body form a power cavity, and the motor is arranged in the power cavity. The centrifugal disc, the separating cylinder, the collecting cylinder and the detecting tubes are used, so that the separation of water impurities and microorganisms is facilitated, and the water collected by each detecting tube can be analyzed and compared independently, so that the subsequent water detection is prepared; according to the invention, the trapezoidal sliding seat and the pressing block are used, the trapezoidal sliding seat can move towards the outer side of the centrifugal disc under the centrifugal action, in the process, the inclination degree of the separation cylinder is increased, at the moment, water in the collection cylinder can enter the detection tube more quickly, and because the water body is influenced by gravity and centrifugal force, if the separation cylinder is always in a horizontal state, all the detection tubes can not be ensured to collect the water body.
Description
Technical Field
The invention belongs to the technical field of water quality detection, and particularly relates to centrifugal equipment for water quality detection.
Background
With the development of social economy, scientific progress and improvement of the living standard of people, the requirements of people on the water quality of drinking water are continuously improved, and the water quality standard of the drinking water is correspondingly continuously developed and improved. Because the formulation of the water quality standard of the drinking water is related to various factors such as living habits, cultures, economic conditions, scientific and technical development level, water resources and the current situation of the water quality of the water resources, and the like of people, the requirements on the water quality of the drinking water are different not only among countries but also among different regions of the same country. The water quality can be detected to the smell, turbidity, pH value, bacteria, microorganism and the like, the water quality is judged, and at present, impurities in the water are generally separated and preprocessed when the water is detected.
However, the standing precipitation method is frequently used when the impurities of the water body are separated at present, and then the method has low efficiency and needs to be improved urgently.
Disclosure of Invention
The invention aims to provide a centrifugal device for water quality detection, which solves the problems that the existing standing and precipitating method is often used when impurities are separated from water, and then the method has low efficiency and needs to be improved urgently.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a centrifugal device for water quality detection, which comprises a box body, a motor and a centrifugal disc, wherein a mounting seat is arranged in the box body, a power cavity is formed by the mounting seat and the bottom surface of the box body, the motor is arranged in the power cavity, a motor shaft of the motor is rotatably connected with the mounting seat, the centrifugal disc is fixedly connected with the upper end of the motor shaft, a plurality of groups of adjusting seats are fixedly connected with the upper surface of the centrifugal disc, a sliding groove is formed in one surface of each adjusting seat, the sliding groove is slidably connected with a U-shaped sliding seat, one end of the U-shaped sliding seat is rotatably connected with a second adjusting rod, the second adjusting rod is in threaded connection with the adjusting seat, an upper pressing part is further in threaded connection with the upper surface of the adjusting seat, the upper pressing part is matched with a first adjusting rod, an external thread is arranged at the middle position of the first adjusting rod, and the first adjusting rod is in threaded connection with the upper pressing part through the external thread, the lower end of the first adjusting rod is fixedly connected with a pressing block, a second spring is arranged between the pressing block and the upper pressing piece, and the second spring is located on the periphery of the first adjusting rod; in the structure, the pressing block and the matching rod are used for fixing the separating cylinder, and then the centrifugal disc rotates under the action of the motor to generate centrifugal force.
The U-shaped sliding seat is also in threaded connection with a matching rod, and the matching rod is rotatably connected with a separating cylinder; in the structure, the separating cylinder can be filled with water with centrifugation.
The centrifugal disc comprises a centrifugal disc body, a centrifugal disc body and a centrifugal disc, wherein the centrifugal disc body is provided with a centrifugal disc body, the centrifugal disc body is provided with a centrifugal disc body, the centrifugal disc body is provided with a centrifugal disc body, the centrifugal disc body is provided with a centrifugal disc, the centrifugal disc body is provided with a centrifugal disc, the centrifugal disc body, the centrifugal disc upper part, the inner wall of the centrifugal disc upper surface of the centrifugal disc is fixedly connected with a guide bar, the guide bar is connected to the guide bar, the guide bar is connected with a trapezoidal slide bar, the guide bar is connected to the guide bar, the guide bar is connected with the guide bar, the upper surface of the guide bar, the guide bar is connected with the guide bar, the upper surface of the guide bar is connected to the guide bar, the guide bar is connected with the guide bar, the upper surface of the guide bar, the guide bar is slidably connected with the guide bar, the guide bar, the upper surface of the guide bar, the guide bar; in the structure, the trapezoidal sliding seat can slide towards the outer side of the centrifugal disc along with the increase of the centrifugal force, the horizontal heights of the two ends of the separating cylinder are inconsistent, and the water body in the separating cylinder receives the component force action of the centrifugal force.
Preferably, the upper surface of the box body is also rotatably connected with a box cover, the upper surface of the box cover is provided with a buckle, the peripheral side surface of the box body is also provided with a lock catch, and the lock catch is matched with the buckle; in the structure, the lock catch is matched with the buckle to lock the box cover.
Preferably, soundproof cotton is arranged on the inner wall of the power cavity; in the structure, the soundproof cotton can play a role in sound insulation.
Preferably, a switch is further arranged on the upper surface of the box body, and the switch is electrically connected with the motor; in the above structure, the motor is controlled by a switch.
Preferably, one end of the separation cylinder is in threaded connection with a cylinder cover, the other end of the separation cylinder is in threaded connection with a collection cylinder, and a separation membrane is further arranged between the collection cylinder and the separation cylinder; in the structure, part of microorganisms and impurities in the water body can be filtered out through the separation membrane, so that the microorganisms and the impurities are left in the separation cylinder, and part of the microorganisms and the impurities can enter the collection cylinder.
Preferably, one end of the collecting cylinder is in threaded connection with a plurality of detecting pipes; in the structure, the water body entering the collecting cylinder can enter the detection tube under the centrifugal action, different detection enzymes can be added into the detection tube, and finally, the water bodies in different detection tubes are analyzed.
Preferably, a matching seat is further arranged in the separating cylinder, and the matching seat is rotatably connected with a matching rod; in the structure, the supporting structure inside the separating cylinder is matched with the seat, so that the supporting structure can be rotatably connected with the matching rod.
Preferably, the peripheral side surface of the motor shaft is also fixedly connected with a main gear, the peripheral side of the main gear is engaged with a plurality of auxiliary gears, and the auxiliary gears are rotationally connected with the mounting seat; in the structure, the auxiliary gear is matched with the main gear to ensure the stable rotation of the motor shaft.
The invention has the following beneficial effects:
1. according to the invention, the centrifugal disc, the separating cylinder, the collecting cylinder and the detecting tubes are used, water to be detected sequentially passes through the separating cylinder and the collecting cylinder through the centrifugal action of the centrifugal disc, and finally enters the detecting tubes, so that the separation of impurities and microorganisms in the water body is facilitated, and the water body collected by each detecting tube can be analyzed and compared independently, so that the preparation work is prepared for the subsequent water body detection;
2. according to the invention, the trapezoidal sliding seat and the pressing block are used, the trapezoidal sliding seat can move towards the outer side of the centrifugal disc under the centrifugal action, in the process, the inclination degree of the separation cylinder is increased, at the moment, water in the collection cylinder can enter the detection tube more quickly, and because the water body is influenced by gravity and centrifugal force, if the separation cylinder is always in a horizontal state, all the detection tubes can not be ensured to collect the water body.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced 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 that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic left-view three-dimensional structure of a centrifugal apparatus for water quality detection according to the present invention;
FIG. 2 is a schematic diagram of a right-view three-dimensional structure of a centrifugal apparatus for water quality detection according to the present invention;
FIG. 3 is a side view of a centrifuge apparatus for water quality testing according to the present invention;
FIG. 4 is a cross-sectional view taken along the line A-A in FIG. 3;
FIG. 5 is an enlarged view of area A of FIG. 2;
FIG. 6 is an enlarged view of area B of FIG. 4;
FIG. 7 is an enlarged view of area C of FIG. 4;
FIG. 8 is a view showing the connection of the U-shaped slider to the second adjustment bar;
FIG. 9 is a block diagram of a separator cartridge assembly;
FIG. 10 is a side view of a separator cartridge assembly;
fig. 11 is a cross-sectional view taken along the plane B-B in fig. 10.
In the drawings, the components represented by the respective reference numerals are listed below:
1-box, 101-switch, 102-lock, 103-power cavity, 2-box cover, 201-buckle, 3-centrifugal disc, 301-guide groove, 4-main gear, 5-pinion, 6-mounting seat, 7-soundproof cotton, 8-motor, 801-motor shaft, 9-adjusting seat, 901-chute, 10-trapezoidal slide seat, 11-guide bar, 12-first spring, 13-matching bar, 14-U-shaped slide seat, 15-upper pressing piece, 16-first adjusting bar, 17-pressing block, 18-second adjusting bar, 19-second spring, 20-external thread, 21-separating cylinder, 2101-cylinder cover, 2102-collecting cylinder, 2103-detecting tube, 2104-matching seat, 22-separating membrane.
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 the description of the present invention, it is to be understood that the terms "upper," "middle," "outer," "inner," "around," and the positional relationships are used merely for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-11, the present invention is a centrifugal apparatus for water quality detection, including a case 1, a motor 8 and a centrifugal disc 3, wherein the case 1 is internally provided with a mounting base 6, the mounting base 6 and the bottom surface of the case 1 form a power cavity 103, the motor 8 is installed in the power cavity 103, a motor shaft 801 of the motor 8 is rotatably connected with the mounting base 6, the centrifugal disc 3 is fixedly connected with the upper end of the motor shaft 801, the upper surface of the centrifugal disc 3 is fixedly connected with a plurality of groups of adjusting bases 9, one surface of each adjusting base 9 is provided with a sliding chute 901, the sliding chute 901 is slidably connected with a U-shaped sliding base 14, one end of the U-shaped sliding base 14 is rotatably connected with a second adjusting rod 18, the second adjusting rod 18 is in threaded connection with the adjusting base 9, the upper surface of the adjusting base 9 is further in threaded connection with an upper pressing member 15, the upper pressing member 15 is matched with a first adjusting rod 16, the middle position of the first adjusting rod 16 is provided with an external thread 20, the first adjusting rod 16 is in threaded connection with the upper pressing member 15 through the external thread 20, the lower end of the first adjusting rod 16 is fixedly connected with a pressing block 17, a second spring 19 is arranged between the pressing block 17 and the upper pressing piece 15, and the second spring 19 is positioned on the peripheral side of the first adjusting rod 16; in the structure, the pressing block 17 and the matching rod 13 are used for fixing the separating cylinder 21, and then the centrifugal disc 3 rotates under the action of the motor 8 to generate centrifugal force.
The U-shaped sliding seat 14 is also in threaded connection with a matching rod 13, and the matching rod 13 is rotatably connected with a separating cylinder 21; in the above structure, the separation cylinder 21 can be filled with water with centrifugation.
The upper surface of the centrifugal disc 3 is also provided with a plurality of guide grooves 301, the guide grooves 301 are positioned under the upper pressing piece 15, the inner walls of the guide grooves 301 are fixedly connected with guide rods 11, the guide rods 11 are connected with a trapezoidal sliding seat 10 in a sliding manner, the upper surface of the trapezoidal sliding seat 10 abuts against the separating cylinder 21, two ends of the trapezoidal sliding seat 10 are provided with first springs 12, and the first springs 12 are arranged on the peripheral side surfaces of the guide rods 11; in the above structure, as the centrifugal force increases, the trapezoidal sliding base 10 slides toward the outer side of the centrifugal disc 3, at this time, the horizontal heights of the two ends of the separation cylinder 21 are inconsistent, and the water body in the separation cylinder 21 receives the component force of the centrifugal force.
Further, the upper surface of the box body 1 is also rotatably connected with a box cover 2, a buckle 201 is arranged on the upper surface of the box cover 2, a lock catch 102 is arranged on the peripheral side surface of the box body 1, and the lock catch 102 is matched with the buckle 201; in the above structure, the latch 102 cooperates with the catch 201 to latch the case cover 2.
Further, sound insulation cotton 7 is arranged on the inner wall of the power cavity 103; in the above structure, the soundproof cotton 7 can play a soundproof role.
Further, the upper surface of the box body 1 is also provided with a switch 101, and the switch 101 is electrically connected with the motor 8; in the above configuration, the motor 8 is controlled by the switch 101.
Further, one end of the separating cylinder 21 is in threaded connection with a cylinder cover 2101, the other end of the separating cylinder 21 is in threaded connection with a collecting cylinder 2102, and a separating membrane 22 is further arranged between the collecting cylinder 2102 and the separating cylinder 21; in the above structure, part of the microorganisms and impurities in the water body can be filtered out through the separation membrane 22, so that the microorganisms and impurities are left in the separation cylinder 21, and part of the water body can enter the collection cylinder 2102.
Furthermore, one end of the collecting cylinder 2102 is in threaded connection with a plurality of detecting tubes 2103; in the structure, the water body entering the collecting cylinder 2102 can enter the detecting tube 2103 under the centrifugal action, different detecting enzymes can be added into the detecting tube 2103, and finally the water bodies in different detecting tubes 2103 are analyzed.
Furthermore, a matching seat 2104 is further arranged in the separating cylinder 21, and the matching seat 2104 is rotatably connected with the matching rod 13; in the above configuration, the fitting seat 2104 is a support structure inside the separation cylinder 21 so that it can be rotatably coupled to the fitting rod 13.
Furthermore, the peripheral side surface of the motor shaft 801 is also fixedly connected with a main gear 4, a plurality of auxiliary gears 5 are meshed with the peripheral side of the main gear 4, and the auxiliary gears 5 are rotatably connected with an installation seat 6; in the above structure, the auxiliary gear 5 is matched with the main gear 4 to ensure the stable rotation of the motor shaft 801.
Referring to fig. 1 to 11, the present invention is a centrifugal apparatus for water quality detection, in which a motor 8 is a BN three-phase motor, and a using method thereof is as follows:
the method comprises the following steps: pouring a small amount of water to be detected into the separating cylinder 21, then installing the water to be detected on the matching rod 13, and simultaneously using the pressing block 17 and the trapezoidal sliding seat 10 to abut against the collecting cylinder 2102;
step two: starting the motor 8, driving the centrifugal disc 3 to rotate by the motor 8, enabling the separation cylinder 21 to receive the action of centrifugal force, enabling water in the separation cylinder 21 to enter the collection cylinder 2102 through the separation membrane 22, enabling impurities and microorganisms to remain in the separation cylinder 21, and enabling the water in the collection cylinder 2102 to enter the detection tube 2103;
step three: the motor 8 is turned off, the separation cartridge 21 is then removed, and the microorganisms in the separation cartridge 21 and the water in the test tube 2103 are tested.
It should be noted that, as shown in fig. 7, the second spring 19 is in a compressed state, when the first adjusting lever 16 is rotated to make the external thread 20 locate at the lower side of the upper pressing member 15, the first adjusting lever 16 can slide relative to the upper pressing member 15, and then the resilience of the second spring 19 will press the pressing block 17 to press the collecting cylinder 2102, and the trapezoidal sliding base 10 is tightly pressed against the collecting cylinder 2102.
It should be noted that, the trapezoidal sliding base 10 can move toward the outer side of the centrifugal disk 3 under the centrifugal action, in this process, the inclination degree of the separation cylinder 21 will become larger and larger, and at this time, the water in the collection cylinder 2102 will enter the detection tube 2103 faster, because the water body is influenced by gravity and centrifugal force, if the separation cylinder 21 is always in a horizontal state, it cannot be guaranteed that all the detection tubes 2103 can collect the water body.
It should be noted that each detection tube 2103 may be filled with different reagents for detecting water, so as to facilitate comparison.
It should be noted that, as shown in fig. 8, the position of the U-shaped sliding seat 14 can be adjusted by rotating the second adjusting lever 18, so as to achieve the effect of adjusting the centrifugal radius of the separation cylinder 21.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The utility model provides a centrifugal equipment for water quality testing, includes box (1), motor (8) and centrifugal disc (3), box (1) inside is provided with mount pad (6), mount pad (6) constitute power chamber (103) with box (1) bottom surface, install in power chamber (103) motor (8), motor shaft (801) and mount pad (6) of motor (8) rotate to be connected, centrifugal disc (3) and motor shaft (801) upper end fixed connection, its characterized in that:
the centrifugal disc (3) is fixedly connected with a plurality of groups of adjusting seats (9) on the upper surface, a sliding groove (901) is formed in one surface of each adjusting seat (9), the sliding groove (901) is connected with a U-shaped sliding seat (14) in a sliding manner, one end of the U-shaped sliding seat (14) is rotatably connected with a second adjusting rod (18), the second adjusting rod (18) is in threaded connection with the adjusting seats (9), the upper surface of each adjusting seat (9) is further in threaded connection with an upper pressing piece (15), the upper pressing piece (15) is matched with a first adjusting rod (16), an external thread (20) is arranged at the middle position of the first adjusting rod (16), the first adjusting rod (16) is in threaded connection with the upper pressing piece (15) through the external thread (20), a pressing block (17) is fixedly connected to the lower end of the first adjusting rod (16), and a second spring (19) is arranged between the pressing block (17) and the upper pressing piece (15), the second spring (19) is positioned on the peripheral side of the first adjusting rod (16);
the U-shaped sliding seat (14) is further in threaded connection with a matching rod (13), and the matching rod (13) is rotatably connected with a separating cylinder (21);
the centrifugal disc is characterized in that a plurality of guide grooves (301) are further formed in the upper surface of the centrifugal disc (3), the guide grooves (301) are located under an upper pressing piece (15), guide rods (11) are fixedly connected to the inner walls of the guide grooves (301), a trapezoidal sliding seat (10) is connected to the guide rods (11) in a sliding mode, the upper surface of the trapezoidal sliding seat (10) abuts against a separating cylinder (21), first springs (12) are arranged at two ends of the trapezoidal sliding seat (10), and the first springs (12) are arranged on the peripheral side faces of the guide rods (11);
one end of the separating cylinder (21) is in threaded connection with a cylinder cover (2101), the other end of the separating cylinder is in threaded connection with a collecting cylinder (2102), and a separating membrane (22) is arranged between the collecting cylinder (2102) and the separating cylinder (21);
one end of the collecting cylinder (2102) is in threaded connection with a plurality of detecting tubes (2103);
the separating cylinder (21) is also internally provided with a matching seat (2104), and the matching seat (2104) is rotationally connected with the matching rod (13).
2. The centrifugal equipment for water quality detection according to claim 1, wherein a box cover (2) is rotatably connected to the upper surface of the box body (1), a buckle (201) is installed on the upper surface of the box cover (2), a lock catch (102) is installed on the peripheral side surface of the box body (1), and the lock catch (102) is matched with the buckle (201).
3. A centrifugal device for water quality detection according to claim 1, wherein the inner wall of the power chamber (103) is provided with soundproof cotton (7).
4. The centrifugal equipment for water quality detection according to claim 1, wherein a switch (101) is further arranged on the upper surface of the box body (1), and the switch (101) is electrically connected with the motor (8).
5. A centrifugal apparatus for water quality detection as claimed in claim 1, wherein the motor shaft (801) is further fixedly connected with a main gear (4) on the circumferential side, a plurality of sub-gears (5) are engaged with the circumferential side of the main gear (4), and the sub-gears (5) are rotatably connected with the mounting base (6).
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| CN202110442859.8A CN113267397B (en) | 2021-04-23 | 2021-04-23 | A centrifugal equipment for water quality testing |
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| CN202110442859.8A CN113267397B (en) | 2021-04-23 | 2021-04-23 | A centrifugal equipment for water quality testing |
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| CN113267397A CN113267397A (en) | 2021-08-17 |
| CN113267397B true CN113267397B (en) | 2022-04-12 |
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| CN113917096B (en) * | 2021-09-08 | 2023-11-10 | 聚光科技(杭州)股份有限公司 | Water quality detection system and method |
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| US20020168265A1 (en) * | 2001-05-10 | 2002-11-14 | Yang Jui Kao | Structure of a centrifugal propeller |
| FR2880553B1 (en) * | 2005-01-07 | 2007-04-20 | Univ Limoges | "SEPARATION DEVICE COMPRISING A SEPARATION CHANNEL AND A COUNTER-CHANNEL" |
| US7708152B2 (en) * | 2005-02-07 | 2010-05-04 | Hanuman Llc | Method and apparatus for preparing platelet rich plasma and concentrates thereof |
| CN101465238A (en) * | 2007-12-19 | 2009-06-24 | 环一军 | Centrifugal switch device of single-phase induction motor |
| CN109127160A (en) * | 2018-08-10 | 2019-01-04 | 朱治杰 | Medical kit is used in a kind of biomedical detection |
| CN208930517U (en) * | 2018-09-27 | 2019-06-04 | 云南鑫成鹏高分子科技有限公司 | A kind of polyvinyl chloride solid particle centrifugal dehumidifier |
| CN210545277U (en) * | 2019-08-14 | 2020-05-19 | 安徽中青检验检测有限公司 | Test tube rack for centrifugal machine |
| CN111707797B (en) * | 2020-08-19 | 2020-12-01 | 徐敏君 | Granular impurity detection device for sewage detection |
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