CN111551400A - A sample extension arm structure for waste water exhaust-gas detection - Google Patents
A sample extension arm structure for waste water exhaust-gas detection Download PDFInfo
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- CN111551400A CN111551400A CN202010434238.0A CN202010434238A CN111551400A CN 111551400 A CN111551400 A CN 111551400A CN 202010434238 A CN202010434238 A CN 202010434238A CN 111551400 A CN111551400 A CN 111551400A
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- extension arm
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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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- 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
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of sampling equipment for waste water and waste gas, in particular to a sampling extension arm structure for waste water and waste gas detection, which comprises a base, wherein a fixed rod is vertically arranged on the upper end surface of the base, a coarse adjustment inner cavity is vertically and downwards arranged at the upper end of the fixed rod, an air outlet is arranged on the outer wall of the left side of the fixed rod, and a limiting cover plate is arranged at the upper end of the fixed rod, and the sampling extension arm structure has the beneficial effects: according to the invention, the front hydraulic cylinder and the rear hydraulic cylinder are added on the extension arm, the extension arm is extended and contracted by utilizing the propelling action of the hydraulic cylinders, and the coarse adjustment and fine adjustment of the extension precision of the sampling rod are realized by utilizing the matching of the front hydraulic cylinder and the rear hydraulic cylinder, so that the fixed-point acquisition is realized conveniently, and the adjustment mode is more convenient and simpler; through the cooperation of setting up folding trachea and folding gasbag, realize the leakproofness of air guide in-process flexible to avoid taking the in-process to make the sample receive the pollution, utilize the cooperation of adopting water inner chamber and one-way water intaking valve simultaneously, realize protecting the water sample of gathering.
Description
Technical Field
The invention relates to the technical field of sampling equipment for waste water and waste gas, in particular to a sampling extension arm structure for waste water and waste gas detection.
Background
In the process of environmental protection, sampling detection needs to be performed on ecological environment samples in different regions, so as to confirm the state of the local ecological environment.
Because open-air topography structure is comparatively complicated, and the manual work of most region can't reach or the relief is dangerous, and the collection process is dangerous higher, and consequently common sampling device adopts the extension arm to extend the collection more, and ordinary extension arm is at the in-process of gathering, because the flexible precision of extension arm is lower, and it is great to lead to fixed point to gather the degree of difficulty, thereby makes the sample of gathering receive the pollution very easily and make the detection accuracy reduce.
Therefore, a sampling extension arm structure for waste water and waste gas detection is provided, and the problems of extension precision and collection accuracy of the extension arm are solved.
Disclosure of Invention
The present invention is directed to a sampling extending arm structure for waste water and exhaust gas detection, which solves the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a sampling extending arm structure for waste water and waste gas detection comprises a base, wherein a fixed rod is vertically installed on the upper end face of the base, a coarse adjustment inner cavity is vertically formed in the upper end of the fixed rod downwards, a gas outlet is formed in the outer wall of the left side of the fixed rod, a limiting cover plate is arranged at the upper end of the fixed rod, a first extending arm is installed in the inner cavity of the coarse adjustment inner cavity in an inserting mode, a first hydraulic cylinder is arranged at the lower end of the inner cavity of the coarse adjustment inner cavity, the upper end of the first hydraulic cylinder is fixed on the lower end face of the first extending arm, a first gas guide groove is vertically formed in the inner cavity of the first extending arm, a miniature air pump is arranged in the inner cavity of the upper end of the first extending arm, the upper end face of the first extending arm is fixedly installed on a connecting disc, a folding air pipe is connected to the lower end of the first gas guide groove, the vertical sealing connection in upper end of connection pad has the second to extend the arm, the vertical fine setting inner chamber of having seted up downwards in the upper end of second extension arm, the vertical fixed mounting of left side outer wall of second extension arm has the second pneumatic cylinder, the inner chamber of fine setting inner chamber slides and pegs graft and has the sampling pole, and the inside of fine setting inner chamber is provided with folding gasbag, the upper end telescopic link of second pneumatic cylinder is connected to the left side outer wall of sampling pole, and the inner chamber of sampling pole is vertical to be provided with the second air guide groove, and the upper end of sampling pole is provided with one-way water intaking valve, the water sampling inner chamber of sampling pole upper end inner chamber is connected to the output of one-way water intaking valve, the upper end of second air guide groove transversely extends and leads to the air.
Preferably, four corner positions of the upper end surface of the fixing rod are provided with second screw holes, and locking screws are rotatably arranged at the upper end of the limiting cover plate and the positions corresponding to the second screw holes in a threaded manner.
Preferably, a pair of sliding grooves which are symmetrical to each other are formed in the left inner wall and the right inner wall of the inner coarse adjustment cavity, sliding blocks are arranged on the outer walls of the left side and the right side of the first extension arm, and the sliding blocks are inserted into the inner cavities of the sliding grooves in a sliding mode.
Preferably, the connecting disc is tightly attached to the upper end face of the first extending arm, and the outer edge of the connecting disc is fixedly mounted on the upper end face of the first extending arm through four screws distributed in a circumferential array.
Preferably, a threaded inner hole is vertically formed downwards in the middle of the upper end of the connecting disc, a stud is arranged at the lower end of the second extension arm, and the stud is rotatably installed in an inner cavity of the threaded inner hole in a threaded mode.
Preferably, the lower terminal surface of sampling pole and the lower terminal surface of fine setting inner chamber all are provided with four first screw holes that circumference array distributes, folding gasbag is installed between sampling pole and fine setting inner chamber, and the second air guide groove of the upper end intercommunication sampling pole of folding gasbag, the input of the miniature air pump of lower extreme intercommunication of folding gasbag, and the first screwed hole of set screw fixed mounting is all passed through at the upper and lower both ends of folding gasbag.
Preferably, the lower end of the second hydraulic cylinder is fixed on the outer wall of the second extending arm, an upper end telescopic rod of the second hydraulic cylinder is connected with a connecting rod, and the other end of the connecting rod is fixedly welded on the outer wall of the sampling rod.
Preferably, a control panel is arranged in the middle of the front end face of the base, and the miniature air pump, the first hydraulic cylinder and the second hydraulic cylinder are electrically connected with the control panel.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the front hydraulic cylinder and the rear hydraulic cylinder are added on the extension arm, the extension arm is extended and contracted by utilizing the propelling action of the hydraulic cylinders, and the coarse adjustment and fine adjustment of the extension precision of the sampling rod are realized by utilizing the matching of the front hydraulic cylinder and the rear hydraulic cylinder, so that the fixed-point acquisition is realized conveniently, and the adjustment mode is more convenient and simpler;
2. the invention realizes the sealing expansion in the gas guiding process by arranging the matching of the folding air pipe and the folding air bag, thereby avoiding the sample from being polluted in the sampling process, and simultaneously realizes the protection of the collected water sample by utilizing the matching of the water sampling inner cavity and the one-way water inlet valve.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a sampling rod mounting structure of the present invention;
FIG. 3 is a schematic view of a fixing rod mounting structure of the present invention;
FIG. 4 is a schematic perspective view of a sampling rod according to the present invention;
FIG. 5 is a perspective view of a fixing rod according to the present invention;
fig. 6 is a schematic perspective view of a second extendable arm according to the present invention.
In the figure: 1. a base; 2. fixing the rod; 3. a control panel; 4. coarse adjustment of the inner cavity; 5. a chute; 6. a first hydraulic cylinder; 7. a first extension arm; 8. a limiting cover plate; 9. a second extension arm; 10. a sampling rod; 11. a second hydraulic cylinder; 12. folding the airbag; 13. a connecting disc; 14. locking the screw; 15. a micro air pump; 16. folding the air pipe; 17. an air outlet; 18. a first gas guiding groove; 19. a slider; 20. a water collecting inner cavity; 21. a one-way water inlet valve; 22. an air inlet; 23. a second gas guiding groove; 24. a set screw; 25. fine adjusting the inner cavity; 26. a threaded inner bore; 27. a stud; 28. a connecting rod; 29. a first screw hole; 30. a second screw hole.
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.
Referring to fig. 1 to 6, the present invention provides a technical solution:
the utility model provides a sample extension arm structure for waste water exhaust gas detection, the on-line screen storage device comprises a base 1, the vertical dead lever 2 of installing of base 1's up end, coarse adjusting inner chamber 4 has been seted up to the vertical downward in upper end of dead lever 2, first extension arm 7 is installed in the inner chamber grafting of coarse adjusting inner chamber 4, inner wall is provided with a pair of spout 5 of mutual symmetry about coarse adjusting inner chamber 4, the left and right sides outer wall of first extension arm 7 is provided with slider 19, slider 19 slides and pegs graft at the inner chamber of spout 5, utilize slider 19 and spout 5's cooperation to slide and peg graft, realize the installation of the slip grafting of first extension arm 7 in coarse adjusting inner chamber 4.
The lower end of the inner cavity of the coarse adjustment inner cavity 4 is provided with a first hydraulic cylinder 6, the upper end of the first hydraulic cylinder 6 is fixed on the lower end face of the first extension arm 7, and the first hydraulic cylinder 6 is utilized to control the lifting of the first extension arm 7, so that the purpose of coarse adjustment is achieved.
The upper end of dead lever 2 is provided with spacing apron 8, and four corner positions of the up end of dead lever 2 all are provided with second screw hole 30, and the upper end of spacing apron 8 is installed locking screw 14 with the equal screw thread rotation in position that second screw hole 30 corresponds, utilizes spacing apron 8 to realize prescribing a limit to 5 upper end positions of spout, avoids first extension arm 7 to drop.
The upper end face of the first extension arm 7 is fixedly installed on a connecting disc 13, the connecting disc 13 is tightly attached to the upper end face of the first extension arm 7, the outer edge of the connecting disc 13 is fixedly installed on the upper end face of the first extension arm 7 through four screws distributed in a circumferential array mode, and the connecting disc 13 is used for sealing an inner cavity of the upper end of the first extension arm 7.
The upper end of the connecting disc 13 is vertically and hermetically connected with a second extending arm 9, a threaded inner hole 26 is vertically and downwards formed in the middle of the upper end of the connecting disc 13, a stud 27 is arranged at the lower end of the second extending arm 9, the stud 27 is rotatably installed in the inner cavity of the threaded inner hole 26 in a threaded mode, and the stud 27 is matched with the threaded inner hole 26 to achieve vertical inserting installation of the second extending arm 9.
The upper end of the second extension arm 9 is vertically provided with a fine adjustment inner cavity 25 downwards, the inner cavity of the fine adjustment inner cavity 25 is inserted with the sampling rod 10 in a sliding mode, and the fine adjustment inner cavity 25 is used for achieving sliding installation of the sampling rod 10.
The vertical fixed mounting of left side outer wall of second extension arm 9 has second pneumatic cylinder 11, the upper end telescopic link of 11 second pneumatic cylinders of left side outer wall connection of sampling pole 10, the outer wall at second extension arm 9 is fixed to the lower extreme of second pneumatic cylinder 11, the upper end telescopic link of 11 second pneumatic cylinders is connected with connecting rod 28, the fixed welding of the other end of connecting rod 28 is at the outer wall of sampling pole 10, utilize connecting rod 28 to realize the fixed mounting between sampling pole 10 and the second extension arm 9, utilize 11 realization of second pneumatic cylinder to the flexible control of sampling pole 10, thereby reach the purpose of fine-tuning.
The outer wall of the left side of the fixing rod 2 is provided with an air outlet 17, a first air guide groove 18 is vertically formed in the inner cavity of the first extension arm 7, the lower end of the first air guide groove 18 is connected with a folding air pipe 16, the lower end of the folding air pipe 16 is communicated with the air outlet 17, and the folding air pipe 16 is utilized to realize communication between the first air guide groove 18 and the air outlet 17.
The inside of fine setting inner chamber 25 is provided with folding gasbag 12, and the lower terminal surface of sampling pole 10 and the lower terminal surface of fine setting inner chamber 25 all are provided with four first screw holes 29 that the circumference array distributes, and folding gasbag 12 is installed between sampling pole 10 and fine setting inner chamber 25, and the upper and lower both ends of folding gasbag 12 all through in the first screw hole 29 of set screw 24 fixed mounting, utilize the fixed screw 24 and the fixed vertical installation of the first screw hole 29's of cooperation realization folding gasbag 12.
The upper end inner chamber of first extension arm 7 is provided with miniature air pump 15, the output of the miniature air pump 15 of upper end intercommunication of first air guide groove 18, the second air guide groove 23 of the upper end intercommunication sampling rod 10 of folding gasbag 12, the input of the miniature air pump 15 of lower extreme intercommunication of folding gasbag 12, the vertical second air guide groove 23 that is provided with of inner chamber of sampling rod 10, the upper end of second air guide groove 23 transversely extends and leads to the air inlet 22 of the outer wall of sampling rod 10 upper end, utilize folding gasbag 12 to realize the intercommunication of first air guide groove 18 and second air guide groove 23, thereby reach the purpose of adopting gas.
The upper end of the sampling rod 10 is provided with a one-way water inlet valve 21, the output end of the one-way water inlet valve 21 is connected with a water collecting inner cavity 20 of the inner cavity at the upper end of the sampling rod 10, and the purpose of collecting water is realized by utilizing the one-way water inlet valve 21.
The middle of the front end face of the base 1 is provided with a control panel 3, and the micro air pump 15, the first hydraulic cylinder 6 and the second hydraulic cylinder 11 are electrically connected with the control panel 3.
The working principle is as follows: firstly, the sliding insertion installation of the first extension arm 7 in the coarse adjustment inner cavity 4 is realized by utilizing the matching sliding insertion of the sliding block 19 and the sliding groove 5, the upper end position of the sliding groove 5 is limited by utilizing the limiting cover plate 8, the first extension arm 7 is prevented from falling off, the upper end inner cavity of the first extension arm 7 is sealed by utilizing the connecting disc 13, the vertical insertion installation of the second extension arm 9 is realized by utilizing the matching of the stud 27 and the threaded inner hole 26, the sliding installation of the sampling rod 10 is realized by utilizing the fine adjustment inner cavity 25, and the fixed vertical installation of the folding air bag 12 is realized by utilizing the matching of the fixing screw 24 and the first screw hole 29.
Coarse adjustment process: utilize first pneumatic cylinder 6 to realize controlling the lift of first extension arm 7 to realize the purpose of coarse adjusting, utilize second pneumatic cylinder 11 to realize controlling the flexible of sampling rod 10, thereby reach the purpose of fine tuning, be convenient for realize fixed point and gather, the regulation mode is convenient simple more.
Water collection process: the purpose of water collection is realized by using the one-way water inlet valve 21, and the collected sample water is stored in a closed manner by using the water collection cavity 20, so that the sample is prevented from being polluted again.
Gas production process: utilize folding trachea 16 to realize the intercommunication between first air guide groove 18 and the gas outlet 17, utilize folding gasbag 12 to realize the intercommunication of first air guide groove 18 and second air guide groove 23, effect through miniature air pump 15, make the gas of collection point get into from air inlet 22, through second air guide groove 23, folding gasbag 12, miniature air pump 15, the transportation of first air guide groove 18 and folding trachea 16 reaches gas outlet 17, thereby reach the purpose of gas production, through the cooperation that sets up folding trachea 16 and folding gasbag 12, realize that the leakproofness of gas guide in-process is flexible, thereby avoid taking the in-process to make the sample receive the pollution.
Wherein, the first hydraulic cylinder 6 and the second hydraulic cylinder 11 both adopt common servo hydraulic cylinders in the prior art; the miniature air pump 15 adopts the following models: a mute micro air pump of CT-101.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a sample extension arm structure for waste water exhaust-gas detection, includes base (1), its characterized in that: the upper end face of the base (1) is vertically provided with a fixing rod (2), the upper end of the fixing rod (2) is vertically downwards provided with a coarse adjustment inner cavity (4), the outer wall of the left side of the fixing rod (2) is provided with an air outlet (17), the upper end of the fixing rod (2) is provided with a limiting cover plate (8), the inner cavity of the coarse adjustment inner cavity (4) is provided with a first extension arm (7) in an inserting manner, the lower end of the inner cavity of the coarse adjustment inner cavity (4) is provided with a first hydraulic cylinder (6), the upper end of the first hydraulic cylinder (6) is fixed on the lower end face of the first extension arm (7), the inner cavity of the first extension arm (7) is vertically provided with a first air guide groove (18), the inner cavity of the upper end of the first extension arm (7) is provided with a miniature air pump (15), the upper end face of the first extension arm (7) is fixedly installed on a connecting disc (13, the upper end of the first air guide groove (18) is communicated with the output end of a miniature air pump (15), the lower end of the folding air pipe (16) is communicated with an air outlet (17), the upper end of the connecting disc (13) is vertically and hermetically connected with a second extension arm (9), the upper end of the second extension arm (9) is vertically and downwards provided with a fine adjustment inner cavity (25), the outer wall of the left side of the second extension arm (9) is vertically and fixedly provided with a second hydraulic cylinder (11), the inner cavity of the fine adjustment inner cavity (25) is inserted with a sampling rod (10) in a sliding manner, a folding air bag (12) is arranged inside the fine adjustment inner cavity (25), the outer wall of the left side of the sampling rod (10) is connected with an upper end telescopic rod of the second hydraulic cylinder (11), the inner cavity of the sampling rod (10) is vertically provided with a second air guide groove (23), the upper end of the sampling rod (10) is provided with a one-way water inlet valve (21), the output end of the, the upper end of the second air guide groove (23) transversely extends and is communicated with an air inlet (22) of the outer wall of the upper end of the sampling rod (10).
2. A sampling extension arm structure for wastewater and exhaust gas detection according to claim 1, wherein: four corner positions of the upper end surface of the fixing rod (2) are provided with second screw holes (30), and locking screws (14) are installed at the upper end of the limiting cover plate (8) and the positions corresponding to the second screw holes (30) in a threaded rotating mode.
3. A sampling extension arm structure for wastewater and exhaust gas detection according to claim 1, wherein: the left inner wall and the right inner wall of the coarse adjustment inner cavity (4) are provided with a pair of sliding grooves (5) which are symmetrical to each other, the outer walls of the left side and the right side of the first extension arm (7) are provided with sliding blocks (19), and the sliding blocks (19) are inserted into the inner cavities of the sliding grooves (5) in a sliding mode.
4. A sampling extension arm structure for wastewater and exhaust gas detection according to claim 1, wherein: the connecting disc (13) is tightly attached to the upper end face of the first extending arm (7), and the outer edge of the connecting disc (13) is fixedly mounted on the upper end face of the first extending arm (7) through four screws distributed in a circumferential array mode.
5. A sampling extension arm structure for wastewater and exhaust gas detection according to claim 1, wherein: the middle of the upper end of the connecting disc (13) is vertically and downwards provided with a threaded inner hole (26), the lower end of the second extension arm (9) is provided with a stud (27), and the stud (27) is rotatably installed in an inner cavity of the threaded inner hole (26) in a threaded mode.
6. A sampling extension arm structure for wastewater and exhaust gas detection according to claim 1, wherein: the lower terminal surface of sampling pole (10) and the lower terminal surface of fine setting inner chamber (25) all are provided with four first screw holes (29) that the circumference array distributes, install between sampling pole (10) and fine setting inner chamber (25) folding gasbag (12), and the second air guide groove (23) of the upper end intercommunication sampling pole (10) of folding gasbag (12), the input of the miniature air pump (15) of lower extreme intercommunication of folding gasbag (12), the upper and lower both ends of folding gasbag (12) are all in first screw hole (29) of set screw (24) fixed mounting.
7. A sampling extension arm structure for wastewater and exhaust gas detection according to claim 1, wherein: the lower extreme of second pneumatic cylinder (11) is fixed at the outer wall of second extension arm (9), and the upper end telescopic link of second pneumatic cylinder (11) is connected with connecting rod (28), the other end fixed welding of connecting rod (28) is at the outer wall of sampling rod (10).
8. A sampling extension arm structure for wastewater and exhaust gas detection according to claim 1, wherein: the air pump is characterized in that a control panel (3) is arranged in the middle of the front end face of the base (1), and the miniature air pump (15), the first hydraulic cylinder (6) and the second hydraulic cylinder (11) are electrically connected with the control panel (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010434238.0A CN111551400A (en) | 2020-05-21 | 2020-05-21 | A sample extension arm structure for waste water exhaust-gas detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010434238.0A CN111551400A (en) | 2020-05-21 | 2020-05-21 | A sample extension arm structure for waste water exhaust-gas detection |
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| Publication Number | Publication Date |
|---|---|
| CN111551400A true CN111551400A (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010434238.0A Withdrawn CN111551400A (en) | 2020-05-21 | 2020-05-21 | A sample extension arm structure for waste water exhaust-gas detection |
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| Country | Link |
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| CN (1) | CN111551400A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112857899A (en) * | 2021-01-11 | 2021-05-28 | 罗成 | A extension arm structure for waste water exhaust-gas detection sample |
-
2020
- 2020-05-21 CN CN202010434238.0A patent/CN111551400A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112857899A (en) * | 2021-01-11 | 2021-05-28 | 罗成 | A extension arm structure for waste water exhaust-gas detection sample |
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Application publication date: 20200818 |