CN114778191A - Sampling device and sampling method for municipal sewage treatment - Google Patents
Sampling device and sampling method for municipal sewage treatment Download PDFInfo
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- CN114778191A CN114778191A CN202210403312.1A CN202210403312A CN114778191A CN 114778191 A CN114778191 A CN 114778191A CN 202210403312 A CN202210403312 A CN 202210403312A CN 114778191 A CN114778191 A CN 114778191A
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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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/0005—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor for pharmaceuticals, biologicals or living parts
- A61L2/0011—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor for pharmaceuticals, biologicals or living parts using physical methods
- A61L2/0029—Radiation
- A61L2/0047—Ultraviolet radiation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/0023—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm with a probe suspended by a wire or thread
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- Mechanical Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
A sampling device and a sampling method for municipal sewage treatment relate to the technical field of sewage treatment. The top opening of the protection box body is rotatably connected with a box cover, a lock is arranged on the box cover, and the box cover is locked on the protection box body through the lock. A main controller is arranged on the side wall of the protection box body, and a display screen is arranged on the main controller; four corners of the bottom of the protection box body are provided with universal wheels with brakes. The side wall of the inner cavity of the protection box body is provided with a sterilization component, and the inner cavity of the protection box body is also provided with an execution component. The left side and the right side of the outer side surface of the protection box body are fixedly connected with push-pull handles. The sterilization assembly comprises an inner frame. The four walls of the inner cavity of the inner frame are all connected with ultraviolet germicidal lamps at intervals from top to bottom. The top ends of the four sides of the inner frame are connected with elastic metal sheets. The invention solves the problems of limited sampling range and poor accuracy of detection results of sampling tools in the existing sampling method.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a sampling device and a sampling method for municipal sewage treatment.
Background
Municipal sewage can be classified into domestic sewage, industrial sewage and runoff sewage according to the source. The urban sewage is generally collected by urban pipelines and is discharged into a water body after being treated by an urban sewage treatment plant. In addition to containing a large amount of organic matters, germs and viruses in urban sewage, due to the advanced development of industry, the water quantity and the water quality of industrial wastewater become more and more complex and the pollution of runoff sewage becomes more and more serious, so that the urban sewage contains various toxic and harmful pollutants of various types and degrees. Sampling bottle that the most simple structure of sampling device among the prior art, sampling personnel hand sampling bottle carry out sampling work at the edge in sewage treatment pond, cause the sampling range limited, are difficult to carry out sampling work to the municipal sewage of the different positions in the treatment pond, influence the accuracy of testing result easily, in order to overcome above-mentioned defect, we have proposed a sampling device that municipal sewage treatment used.
Disclosure of Invention
The invention provides a sampling device and a sampling method for municipal sewage treatment, and solves the technical problems in the prior art.
The scheme for solving the technical problems is as follows:
a sampling device for municipal sewage treatment comprises a protection box body.
The top opening of the protection box body is rotatably connected with a box cover, a lock is arranged on the box cover, and the box cover is locked on the protection box body through the lock.
A main controller is arranged on the side wall of the protection box body, and a display screen is arranged on the main controller;
the four corners department of the bottom of protection box all is equipped with the universal wheel of stopping.
The side wall of the inner cavity of the protection box body is provided with a sterilization component, and the inner cavity of the protection box body is also provided with an execution component.
The left side and the right side of the outer side surface of the protection box body are fixedly connected with push-pull handles.
Further preferred technical scheme: the sterilization assembly comprises an inner frame.
The four walls of the inner cavity of the inner frame are all connected with ultraviolet germicidal lamps at intervals from top to bottom.
The top ends of the four sides of the inner frame are connected with elastic metal sheets.
Further preferred technical scheme: the inner frame is arranged in the inner cavity of the protective box body.
The elastic metal sheet on the inner frame is fixedly connected with the side wall of the inner cavity of the protection box body through screws.
Further preferred technical solution: the front end face and the rear end face of the inner frame are both connected with positioning sliding blocks.
The side wall of the inner cavity of the protection box body is provided with a positioning straight groove, and the positioning straight groove is in adaptive insertion connection with the positioning sliding block.
Further preferred technical scheme: the outer side surface of the elastic metal sheet is connected with a limiting convex strip.
The side wall of the inner cavity of the protective box body is provided with a limiting recess, and the limiting recess is in adaptive insertion connection with the limiting convex strip 19.
Further preferred technical scheme: the execution component comprises a lifting seat.
The bottom surface of the lifting seat is connected with a third electric hydraulic push rod, the bottom surface of the lifting seat is also connected with a telescopic sub-rod, and the bottom end of the telescopic sub-rod is sleeved with a telescopic female rod.
The bottom of third electronic hydraulic push rod and the equal fixed connection in bottom wall of two flexible female poles on the protection box inner chamber.
The top surface of the lifting seat is connected with a large arm, the side wall of the top end of the large arm is rotatably connected with a hollow small arm, a movable rod is movably inserted in an inner cavity of one end, away from the large arm, of the hollow small arm, an installation frame is connected to one end, away from the hollow small arm, of the movable rod, a winding roller is connected to the installation frame through a rotating shaft, a steel wire rope is wound on the winding roller, and a sampling assembly is arranged at the bottom end of the steel wire rope; fixedly connected with servo motor on the lateral wall of mounting bracket, and servo motor's output shaft runs through the mounting bracket and is connected with the tip of pivot.
A second electric hydraulic push rod is arranged between the big arm and the hollow small arm.
A first electric hydraulic push rod is arranged between the hollow small arm and the movable rod.
Further preferred technical solution: the top end of the second electric hydraulic push rod is connected with an upper end frame, and the bottom end of the second electric hydraulic push rod is connected with a lower end frame.
The upper end frame is connected to the side wall of the hollow small arm, the side wall of the lower end frame is connected with a cushion block, and the cushion block is connected with the side wall of the large arm.
Further preferred technical scheme: one end of the first electric hydraulic push rod is fixedly connected with an end seat, and the other end of the first electric hydraulic push rod is connected with a connecting block.
The end seat is connected with the side wall of the hollow small arm, and the connecting block is connected with the side wall of the movable rod.
Further preferred technical solution: the sampling assembly comprises a metal sampling box.
The upper part of the side wall of the metal sampling box is provided with inflow holes at uniform intervals along the circumferential direction.
Fixedly connected with tube-shape base on the inner chamber diapire of metal sampling box, the top of tube-shape base is connected with the connecting seat.
One end of the steel wire rope, which is far away from the winding roller, is fixedly connected to the top end of the connecting seat.
The bottom fixedly connected with balancing weight of metal sampling box has seted up the spread groove on the bottom surface of balancing weight, fixedly connected with level sensor in the spread groove.
A sampling method of the sampling device for municipal sewage treatment comprises the following steps:
step one, moving the sampling device to a sampling place through a universal wheel with a brake.
And step two, opening the box cover.
And step three, driving a third electric hydraulic push rod through the main controller to drive the lifting seat to move upwards, and further driving the large arm to move upwards.
And step four, driving a second electric hydraulic push rod through the main controller to drive the hollow small arm to rotate anticlockwise and upwards to be horizontal.
And step five, driving a first electric hydraulic push rod through the main controller to drive the movable rod to extend outwards to move out of the protective box body and to the upper part of the sampling position.
And step six, driving a servo motor through a main controller to drive a winding roller to rotate, and then lowering the sampling assembly.
And seventhly, monitoring the water inlet depth of the sampling assembly through a water level sensor, transmitting the detection signal to the main controller through the water level sensor, and displaying the detection signal through a display screen on the main controller.
And step eight, after the sampling assembly is placed to a proper water level, water sample collection is carried out.
And step nine, after sampling is finished, driving the servo motor through the main controller again to drive the winding roller to rotate reversely, lifting the sampling assembly, and collecting the collected water sample into the container.
And step ten, driving the first electric hydraulic push rod through the main controller again to drive the movable rod to contract inwards into the protection box body.
Step eleven, driving the second electric hydraulic push rod through the main controller again, and driving the hollow small arm to rotate clockwise and downwards to be vertical, namely completely accommodated in the protective box body.
And step twelve, closing the box cover.
And step thirteen, the ultraviolet sterilizing lamp is controlled to be turned on through the main controller, and the execution part is sterilized.
The invention provides a sampling device and a sampling method for municipal sewage treatment, which have the following beneficial effects:
the sampling device is convenient for sampling urban sewage, can adjust the sampling position and depth according to the requirements of actual sampling operation in the sampling process, and is wide in sampling range, so that the sampling device can realize accurate sampling, sewage sampling operation can be conveniently performed on different positions in a sewage treatment tank, and the accuracy of detection results can be favorably improved.
2, after the sampling operation is finished, the sampling device for municipal sewage treatment can also carry out sterilization and disinfection treatment on executive components used in the sampling process through the sterilization component, thereby effectively avoiding the propagation of germs and ensuring the health and safety of sampling personnel.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and can be implemented according to the content of the description, the following detailed description is made with reference to the accompanying drawings and preferred embodiments of the present invention; the detailed description of the present invention is given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic diagram of a sampling device for municipal wastewater treatment according to the invention;
FIG. 2 is a schematic view of a sterilization assembly according to the present disclosure;
FIG. 3 is a schematic diagram of an actuator according to the present invention;
FIG. 4 is a side view of an actuator assembly according to the present invention;
FIG. 5 is a schematic view of a sampling assembly according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a protective box body; 2. a main controller; 3. a universal wheel with a brake; 4. a lock; 5. a box cover; 6. a large arm; 7. a hollow forearm; 8. a movable rod; 9. a mounting frame; 10. a wind-up roll; 11. a servo motor; 12. a metal sampling box; 13. a counterweight block; 14. an inner frame; 15. a resilient metal sheet; 16. an ultraviolet germicidal lamp; 17. a first electro-hydraulic ram; 18. positioning a slide block; 19. limiting convex strips; 20. a second electro-hydraulic ram; 21. a lower end frame; 22. a lifting seat; 23. a telescopic sub-rod; 24. a telescopic female rod; 25. a third electro-hydraulic ram; 26. an upper end frame; 27. a cylindrical base; 28. a connecting seat.
Detailed Description
The principles and features of the present invention will now be described with reference to the accompanying figures 1-5, which are provided as examples to illustrate the invention and not to limit the scope of the invention; the present invention is more particularly described in the following paragraphs with reference to the accompanying drawings by way of example; advantages and features of the present invention will become apparent from the following description and claims; it is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present; when a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present; the terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention; as used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in figures 1-5, the invention provides a sampling device and a sampling method for municipal sewage treatment, which comprises a protective box body 1, a box cover 5 is rotatably connected at an opening at the top end of the protective box body 1, a lock 4 is arranged on the box cover 5, the box cover 5 is locked on the protection box body 1 through the lock 4, the side wall of the protection box body 1 is provided with the main controller 2, the main controller 2 is provided with a display screen, the four corners of the bottom of the protection box body 1 are provided with universal wheels 3 with brakes, the side wall of the inner cavity of the protection box body 1 is provided with a sterilization assembly, the inner cavity of the protection box body 1 is also provided with an execution component, after sampling work, this sampling device that municipal sewage treatment used can also carry out sterilization and disinfection through the sterilization subassembly to the executive component who is used for in the sampling process, has effectively avoided the propagation of germ, the equal fixedly connected with push-and-pull handle in the left and right sides of protection box 1.
Preferably, the sterilization assembly comprises an inner frame 14, a plurality of ultraviolet germicidal lamps 16 are uniformly connected to the four walls of the inner cavity of the inner frame 14 from top to bottom, and elastic metal sheets 15 are connected to the front, rear, left and right sides of the top end of the inner frame 14.
Preferably, the inner frame 14 is disposed in the inner cavity of the protective case 1, and the elastic metal sheet 15 is fixedly connected to the sidewall of the inner cavity of the protective case 1 by screws.
Preferably, the front end face and the rear end face of the inner frame 14 are both connected with positioning sliders 18, the corresponding positions of the side wall of the inner cavity of the protective box body 1 and each positioning slider 18 are both vertically provided with positioning straight grooves matched with the side wall, and each positioning slider 18 is respectively inserted into the corresponding positioning straight groove.
Preferably, all be connected with spacing sand grip 19 on every elastic metal piece 15, and the department of corresponding with every spacing sand grip 19 position on the lateral wall of the protection box 1 inner chamber all offers rather than the spacing sunken of assorted, and every spacing sand grip 19 inserts respectively and locates in the positioning recess that corresponds separately.
Preferably, the executing component comprises a lifting seat 22, a third electric hydraulic push rod 25 is connected to the bottom surface of the lifting seat 22, a large arm 6 is connected to the top surface of the lifting seat 22, a hollow small arm 7 is rotatably connected to the side wall of the top end of the large arm 6, driving components are arranged on the side edges of the large arm 6 and the hollow small arm 7, a movable rod 8 is movably inserted in an inner cavity of one end, away from the large arm 6, of the hollow small arm 7, a first electric hydraulic push rod 17 is arranged on the side edge of the hollow small arm 7, one end of the first electric hydraulic push rod 17 is fixedly connected with an end seat, the other end of the first electric hydraulic push rod 17 is connected with a connecting block, one end, away from the hollow small arm 7, of the movable rod 8 is connected with an installing frame 9, the inner cavity of the installing frame 9 is rotatably connected with a winding roller 10 through a rotating shaft, a servo motor 11 is fixedly connected to the side wall of the installing frame 9, and an output shaft of the servo motor 11 penetrates through the installing frame 9 and is connected with the end of the rotating shaft, a steel wire rope is wound on the winding roller 10, one end of the steel wire rope is fixedly connected to the side wall of the winding roller 10, and a sampling assembly is arranged at the other end of the steel wire rope.
Preferably, the end seat is connected with the lateral wall of cavity forearm 7, and the linking piece is connected with the lateral wall of movable rod 8, through main control unit 2 control first electronic hydraulic rod 17 flexible for first electronic hydraulic rod 17 can drive the motion of movable rod 8, thereby can realize carrying out position adjustment to the sampling subassembly.
Preferably, the drive assembly includes the electronic hydraulic rod 20 of second, the top of the electronic hydraulic rod 20 of second is connected with upper end frame 26, the bottom of the electronic hydraulic rod 20 of second is connected with lower end frame 21, be connected with the cushion on the lateral wall of lower end frame 21, upper end frame 26 is connected on the lateral wall of cavity forearm 7, the cushion is connected with the lateral wall of big arm 6, after the sampling work, drive cavity forearm 7 through the electronic hydraulic rod 20 of second and carry out angle modulation, make the contained angle between cavity forearm 7 and the big arm 6 diminish, drive movable rod 8 by first electronic hydraulic rod 17 again and retract to cavity forearm 7 in, afterwards, drive big arm 6 downstream by electronic hydraulic rod 25 of third again, make the executive component can be accomodate to protection box 1 inside.
Preferably, the sampling component comprises a metal sampling box 12, a plurality of inflow holes are uniformly formed in the upper portion of the side wall of the metal sampling box 12 in a penetrating manner and are arranged in a circular shape, a cylindrical base 27 is fixedly connected to the bottom wall of the inner cavity of the metal sampling box 12, a threaded groove is formed in the top of the cylindrical base 27, a screw rod which is matched with the threaded groove is connected in a threaded manner, the top of the screw rod is connected with a connecting seat 28, one end, away from the winding roller 10, of the steel wire rope is fixedly connected to the top end of the connecting seat 28, a balancing weight 13 is fixedly connected to the bottom of the metal sampling box 12, a connecting groove is formed in the bottom surface of the balancing weight 13, a water level sensor is fixedly connected in the connecting groove, the depth of the sampling component entering water is monitored through the water level sensor, the water level sensor transmits a detection signal to the main controller 2 again, and is displayed through a display screen on the main controller 2, the sampling personnel can watch the sample conveniently.
Preferably, still the symmetric connection has two flexible sub-poles 23 on the bottom surface of lift seat 22, and the bottom of every flexible sub-pole 23 all is equipped with flexible female pole 24, and the equal fixed connection in bottom of the electronic hydraulic push rod 25 of third and two flexible female poles 24 is on the diapire of the 1 inner chamber of protection box.
The invention relates to a sampling method of a sampling device for municipal sewage treatment, which comprises the following steps:
1, moving the sampling device to a sampling site through a universal wheel 3 with a brake.
2, opening the box cover 5.
3, the main controller 2 drives the third electric hydraulic push rod 25 to drive the lifting seat 22 to move upwards, and further drives the large arm 6 to move upwards.
And 4, driving a second electric hydraulic push rod 20 through the main controller 2 to drive the hollow small arm 7 to rotate anticlockwise and upwards to be horizontal.
5, the main controller 2 drives the first electric hydraulic push rod 17 to drive the movable rod 8 to extend outwards to move out of the protective box body 1 and reach the upper part of the sampling position.
6, drive servo motor 11 through main control unit 2, drive wind-up roll 10 and rotate, and then transfer the sample subassembly.
7, monitor the degree of depth of sampling component income water through level sensor, level sensor transmits detecting signal to main control unit 2 department again, shows through the display screen display on main control unit 2.
8, after sampling assembly transferred to suitable water level, carry out water sample collection.
9, after the sampling is completed, the servo motor 11 is driven by the main controller 2 again to drive the wind-up roll 10 to rotate reversely, the sampling assembly is lifted upwards, and the collected water sample is collected into the container.
And 10, driving the first electric hydraulic push rod 17 again through the main controller 2 to drive the movable rod 8 to contract inwards into the protective box body 1.
11, drive second electro-hydraulic push rod 20 through main control unit 2 once more, drive cavity forearm 7 clockwise and rotate to vertical, accomodate in protection box 1 completely promptly.
And 12, closing the box cover 5.
13, the main controller 2 controls the ultraviolet germicidal lamp 16 to be started to sterilize the executive components.
It is to be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions; electrical components appearing in the text are all electrically connected with the main controller 2, and the electrical components appearing in the text are all electrically connected with 220V mains supply; those not described in detail in this specification are within the skill of the art.
The foregoing is illustrative of the preferred embodiments of the present invention, and is not to be construed as limiting the invention in any way; the present invention may be readily implemented by those of ordinary skill in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the invention; meanwhile, any equivalent changes, modifications and evolutions made to the above embodiments according to the substantial technology of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a sampling device that municipal administration sewage treatment used which characterized in that:
comprises a protective box body (1);
a box cover (5) is rotatably connected to an opening at the top end of the protective box body (1), a lock (4) is arranged on the box cover (5), and the box cover (5) is locked on the protective box body (1) through the lock (4);
a main controller (2) is arranged on the side wall of the protective box body (1), and a display screen is arranged on the main controller (2);
universal wheels (3) with brakes are arranged at the four corners of the bottom of the protective box body (1);
the side wall of the inner cavity of the protective box body (1) is provided with a sterilization assembly, and the inner cavity of the protective box body (1) is also provided with an execution component;
the left side and the right side of the outer side surface of the protective box body (1) are fixedly connected with push-pull handles.
2. The sampling device of claim 1, characterized in that: the sterilization assembly comprises an inner frame (14);
the four walls of the inner cavity of the inner frame (14) are all connected with ultraviolet germicidal lamps (16) at intervals from top to bottom;
the top ends of the four sides of the inner frame (14) are connected with elastic metal sheets (15).
3. The sampling device of claim 2 for municipal sewage treatment, wherein: the inner frame (14) is arranged in the inner cavity of the protective box body (1);
the elastic metal sheet (15) on the inner frame (14) is fixedly connected with the side wall of the inner cavity of the protective box body (1) through screws.
4. The sampling device of claim 2, characterized in that: the front end surface and the rear end surface of the inner frame (14) are both connected with positioning slide blocks (18);
the side wall of the inner cavity of the protective box body (1) is provided with a positioning straight groove, and the positioning straight groove is inserted with the positioning sliding block (18) in a matching way.
5. The sampling device of claim 2, characterized in that: the outer side surface of the elastic metal sheet (15) is connected with a limit convex strip (19);
the side wall of the inner cavity of the protective box body (1) is provided with a limit recess, and the limit recess is in adaptive insertion connection with the limit raised line (19).
6. The sampling device of claim 1, wherein: the execution component comprises a lifting seat (22);
a third electric hydraulic push rod (25) is connected to the bottom surface of the lifting seat (22), a telescopic sub-rod (23) is further connected to the bottom surface of the lifting seat (22), and a telescopic main rod (24) is sleeved at the bottom end of the telescopic sub-rod (23);
the bottom end of the third electric hydraulic push rod (25) and the bottom ends of the two telescopic female rods (24) are fixedly connected to the bottom wall of the inner cavity of the protective box body (1);
the top surface of the lifting seat (22) is connected with a large arm (6), the side wall of the top end of the large arm (6) is rotatably connected with a hollow small arm (7), a movable rod (8) is movably inserted into an inner cavity of one end, far away from the large arm (6), of the hollow small arm (7), one end, far away from the hollow small arm (7), of the movable rod (8) is connected with an installation frame (9), the installation frame (9) is connected with a winding roller (10) through a rotating shaft, a steel wire rope is wound on the winding roller (10), and a sampling assembly is arranged at the bottom end of the steel wire rope; a servo motor (11) is fixedly connected to the side wall of the mounting frame (9), and an output shaft of the servo motor (11) penetrates through the mounting frame (9) and is connected with the end part of the rotating shaft;
a second electric hydraulic push rod (20) is arranged between the large arm (6) and the hollow small arm (7);
a first electric hydraulic push rod (17) is arranged between the hollow small arm (7) and the movable rod (8).
7. The sampling device of claim 6, wherein: the top end of the second electric hydraulic push rod (20) is connected with an upper end frame (26), and the bottom end of the second electric hydraulic push rod (20) is connected with a lower end frame (21);
the upper end frame (26) is connected to the side wall of the hollow small arm (7), the side wall of the lower end frame (21) is connected with a cushion block, and the cushion block is connected with the side wall of the large arm (6).
8. The sampling device of claim 6, wherein: one end of the first electric hydraulic push rod (17) is fixedly connected with an end seat, and the other end of the first electric hydraulic push rod (17) is connected with a connecting block;
the end seat is connected with the side wall of the hollow small arm (7), and the connecting block is connected with the side wall of the movable rod (8).
9. The sampling device of claim 6, wherein: the sampling assembly comprises a metal sampling box (12);
inflow holes are uniformly arranged on the upper side of the side wall of the metal sampling box (12) at intervals along the circumferential direction;
a cylindrical base (27) is fixedly connected to the bottom wall of the inner cavity of the metal sampling box (12), and the top of the cylindrical base (27) is connected with a connecting seat (28);
one end of the steel wire rope, which is far away from the wind-up roll (10), is fixedly connected to the top end of the connecting seat (28);
the bottom fixedly connected with balancing weight (13) of metal sampling box (12), seted up the spread groove on the bottom surface of balancing weight (13), fixedly connected with level sensor in the spread groove.
10. A sampling method of the sampling device for municipal sewage treatment according to any one of claims 1 to 9, characterized by comprising the steps of:
moving a sampling device to a sampling place through a universal wheel (3) with a brake;
step two, opening a box cover (5);
driving a third electric hydraulic push rod (25) through the main controller (2) to drive the lifting seat (22) to move upwards, and further driving the large arm (6) to move upwards;
driving a second electric hydraulic push rod (20) through the main controller (2) to drive the hollow small arm (7) to rotate anticlockwise upwards to be horizontal;
driving a first electric hydraulic push rod (17) through a main controller (2) to drive a movable rod (8) to extend outwards to move out of the protective box body (1) and to a position above a sampling position;
driving a servo motor (11) through a main controller (2) to drive a winding roller (10) to rotate, and then lowering a sampling assembly;
seventhly, monitoring the depth of the sampling assembly entering water through a water level sensor, transmitting a detection signal to the main controller (2) through the water level sensor, and displaying through a display screen on the main controller (2);
step eight, after the sampling assembly is lowered to a proper water level, collecting a water sample;
after sampling is finished, driving the servo motor (11) through the main controller (2) again to drive the winding roller (10) to rotate reversely, lifting the sampling assembly, and collecting the collected water sample into a container;
step ten, driving the first electric hydraulic push rod (17) through the main controller (2) again to drive the movable rod (8) to contract inwards into the protective box body (1);
step eleven, driving a second electric hydraulic push rod (20) through the main controller (2) again to drive the hollow small arm (7) to rotate clockwise and downwards to be vertical, namely, completely accommodating the hollow small arm in the protective box body (1);
step twelve, closing the box cover (5);
step thirteen, the ultraviolet sterilizing lamp (16) is controlled to be turned on through the main controller (2), and the executive component is sterilized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210403312.1A CN114778191A (en) | 2022-04-18 | 2022-04-18 | Sampling device and sampling method for municipal sewage treatment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210403312.1A CN114778191A (en) | 2022-04-18 | 2022-04-18 | Sampling device and sampling method for municipal sewage treatment |
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| Publication Number | Publication Date |
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| CN114778191A true CN114778191A (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210403312.1A Pending CN114778191A (en) | 2022-04-18 | 2022-04-18 | Sampling device and sampling method for municipal sewage treatment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117228455A (en) * | 2023-11-08 | 2023-12-15 | 四川中润智远环境监测有限公司 | River sewage ecological monitoring device and monitoring method thereof |
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- 2022-04-18 CN CN202210403312.1A patent/CN114778191A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117228455A (en) * | 2023-11-08 | 2023-12-15 | 四川中润智远环境监测有限公司 | River sewage ecological monitoring device and monitoring method thereof |
| CN117228455B (en) * | 2023-11-08 | 2024-01-30 | 四川中润智远环境监测有限公司 | River sewage ecological monitoring device and monitoring method thereof |
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