CN211505587U

CN211505587U - Automatic sample introduction device for water quality monitoring

Info

Publication number: CN211505587U
Application number: CN201922368183.3U
Authority: CN
Inventors: 周德振
Original assignee: Tianjin Elmer Technology Development Co ltd
Current assignee: Tianjin Elmer Technology Development Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-09-15
Anticipated expiration: 2029-12-25

Abstract

A water quality monitoring automatic sample introduction device comprises a water pump, a water pumping pipe, a water delivery pipe, a water quality detector, a water discharge pipe, a box body, supporting legs, a water inlet disc, a filter screen, a swing frame, a motor, a cam, a first connecting plate, a rack, a gear, an installation shaft, a sliding rail, a sliding sleeve, a second connecting plate, an elastic piece and an installation box; the water pump is arranged at the top of the box body, is communicated with the water inlet disc through a water pumping pipe and is communicated with the water quality detector through a water conveying pipe; the filter screen is arranged at the bottom of the water inlet disc; the water quality detector is arranged in the box body and communicated with the drain pipe; the output end of the motor is in driving connection with the cam; the cam is in contact with the first connecting plate; the transverse two ends of the rack are respectively connected with the first connecting plate and the second connecting plate; the gear is meshed with the rack, and the gear and the swing frame are both arranged on the mounting shaft; the installation axle rotates and sets up on the install bin. The utility model discloses can clear away the filth of filter screen department, guarantee can normally extract and detect the water sample.

Description

Automatic sample introduction device for water quality monitoring

Technical Field

The utility model relates to a water quality monitoring technical field especially relates to a water quality monitoring autoinjection device.

Background

With the concern of people on the environmental quality, water quality monitoring is increasingly paid attention by environmental departments, at present, most of the sampling for detecting the chemical oxygen demand of water quality in a laboratory is manual sampling, namely, operators add required potassium dichromate and concentrated sulfuric acid reagents into a sample for subsequent detection; the manual sample feeding mode has low working efficiency, so that researchers can research the automatic sample feeding device, and the detection efficiency is improved.

However, when the existing automatic water quality monitoring sample feeding device is used for pumping a water sample, sewage in water is easy to block a water pumping port, and the normal water sample pumping and detecting process is obstructed.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a water quality monitoring autoinjection device can clear away the filth of pumping end filter screen department, guarantees to normally extract and detect the water sample.

(II) technical scheme

The utility model provides a water quality monitoring automatic sample feeding device, which comprises a water pump, a water pumping pipe, a water delivery pipe, a water quality detector, a water discharge pipe, a box body, a supporting leg, a water inlet disc, a filter screen, a swing frame, a motor, a cam, a first connecting plate, a rack, a gear, an installation shaft, a slide rail, a slide sleeve, a second connecting plate, an elastic part and an installation box;

the water pump is arranged at the top of the box body, is communicated with the water inlet disc through a water pumping pipe and is communicated with the water quality detector through a water conveying pipe; the filter screen is arranged at the bottom of the water inlet disc; the water quality detector is arranged in the box body and communicated with the drain pipe; the drain pipe extends out of the box body and is provided with a control valve; the supporting legs, the mounting box and the motor are all arranged at the bottom of the box body; the output end of the motor is in driving connection with the cam; the cam is in contact with the first connecting plate; the transverse two ends of the rack are respectively connected with the first connecting plate and the second connecting plate; the gear is meshed with the rack, and the gear and the swing frame are both arranged on the mounting shaft; the swing frame swings to and fro at the bottom of the filter screen; the mounting shaft is rotationally arranged on the mounting box; the sliding rail is connected with the rack; the sliding sleeve is arranged on the sliding rail in a sliding mode and connected with the installation box; the elastic piece stretches out and draws back along horizontal, and the horizontal both ends of elastic piece are connected with second connecting plate and install bin respectively.

Preferably, the elastic member is a compression spring and is arranged in a plurality of rows in the longitudinal direction.

Preferably, the tank body is provided with a pipe clamp for clamping the pumping pipe.

Preferably, the swinging frame is provided with a brush for cleaning the filter screen.

Preferably, the swing frame is a Z-shaped plate structure, and the height of the joint of the mounting shaft and the swing frame is higher than that of the filter screen.

Preferably, the cross section of the sliding sleeve is T-shaped; the sliding rail is provided with a T-shaped sliding chute matched with the sliding sleeve structure.

Preferably, the bottoms of the supporting legs are provided with anti-slip pads.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has: the water pump extracts the water sample through intake tray and drinking-water pipe to carry water to water quality testing appearance through the raceway, utilize water quality testing appearance to detect quality of water, the water after the detection passes through the drain pipe and discharges to the box outside. The filter screen plays the filter action to the water sample of extraction, prevents inside the filth entering device, and after the filter screen was used for a long time, the filth was gathered in filter screen department, and at this moment, the filth of filter screen department need be clear away, and concrete clearance process is: the output drive cam of motor rotates, the cam promotes first connecting plate along lateral shifting, the elastic component is compressed and stores elastic potential energy, rack and slide rail move on the sliding sleeve, the rack drives gear revolve, the gear drives installation axle and swing span and rotates, when the cam continues to rotate, the elastic component releases elastic potential energy, the elastic component reversely promotes the rack and moves, gear reverse rotation, thereby make swing span reverse rotation, can realize the reciprocating swing of swing span through above-mentioned process, utilize the swing span to strike off the filth that filter screen department gathered. The utility model discloses can clear away the filth of filter screen department, guarantee can normally extract and detect the water sample.

Drawings

Fig. 1 is the utility model provides a water quality monitoring autoinjection device's schematic structure diagram.

Fig. 2 is a structural section view of the automatic sample feeding device for water quality monitoring provided by the utility model.

Fig. 3 is an enlarged view of a structure at a in fig. 2.

Fig. 4 is an enlarged view of the structure at B in fig. 2.

Reference numerals: 1. a water pump; 101. a water pumping pipe; 102. a water delivery pipe; 2. a water quality detector; 201. a drain pipe; 202. a control valve; 3. a box body; 4. a support leg; 401. a non-slip mat; 5. a pipe clamp; 6. a water inlet tray; 7. a filter screen; 8. a brush; 9. a swing frame; 10. a motor; 11. a cam; 12. a first connecting plate; 13. a rack; 14. a gear; 141. installing a shaft; 15. a slide rail; 16. a sliding sleeve; 17. a second connecting plate; 18. an elastic member; 19. and (5) installing a box.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-4, the utility model provides a water quality monitoring automatic sampling device, including water pump 1, drinking-water pipe 101, raceway 102, water quality detector 2, drain pipe 201, box 3, landing leg 4, water inlet tray 6, filter screen 7, swing span 9, motor 10, cam 11, first connecting plate 12, rack 13, gear 14, installation axle 141, slide rail 15, sliding sleeve 16, second connecting plate 17, elastic component 18 and installation box 19;

the water pump 1 is arranged at the top of the box body 3, the water pump 1 is communicated with the water inlet disc 6 through a water pumping pipe 101, and the water pump 1 is communicated with the water quality detector 2 through a water conveying pipe 102; the filter screen 7 is arranged at the bottom of the water inlet disc 6; the water quality detector 2 is arranged inside the box body 3, and the water quality detector 2 is communicated with the drain pipe 201; the drain pipe 201 extends out of the box body 3, and a control valve 202 is arranged on the drain pipe 201; the supporting legs 4, the mounting box 19 and the motor 10 are all arranged at the bottom of the box body 3; the output end of the motor 10 is in driving connection with the cam 11; the cam 11 is in contact with the first connecting plate 12; the two transverse ends of the rack 13 are respectively connected with the first connecting plate 12 and the second connecting plate 17; the gear 14 is meshed with the rack 13, and the gear 14 and the swing frame 9 are both arranged on the mounting shaft 141; the swing frame 9 swings back and forth at the bottom of the filter screen 7; the mounting shaft 141 is rotatably arranged on the mounting box 19; the sliding rail 15 is connected with the rack 13; the sliding sleeve 16 is arranged on the sliding rail 15 in a sliding manner, and the sliding sleeve 16 is connected with the installation box 19; the elastic element 18 stretches in the transverse direction, and the two transverse ends of the elastic element 18 are respectively connected with the second connecting plate 17 and the mounting box 19.

The utility model discloses in, water pump 1 extracts the water sample through intake tray 6 and drinking-water pipe 101 to carry water to water quality testing appearance 2 through raceway 102, utilize water quality testing appearance 2 to detect quality of water, the water after the detection passes through drain pipe 201 and discharges to the 3 outsides of box. Filter screen 7 plays the filter action to the water sample of extraction, prevents inside the filth entering device, and after filter screen 7 used for a long time, the filth is gathered in filter screen 7 department, and at this moment, need clear away the filth of filter screen 7 department, specific clearance process is: the output end of the motor 10 drives the cam 11 to rotate, the cam 11 pushes the first connecting plate 12 to move along the transverse direction, the elastic part 18 is compressed and stores elastic potential energy, the rack 13 and the sliding rail 15 move on the sliding sleeve 16, the rack 13 drives the gear 14 to rotate, the gear 14 drives the mounting shaft 141 and the swing frame 9 to rotate, when the cam 11 continues to rotate, the elastic part 18 releases the elastic potential energy, the elastic part 18 reversely pushes the rack 13 to move, the gear 14 reversely rotates, and therefore the swing frame 9 reversely rotates, reciprocating swing of the swing frame 9 can be achieved through the process, and dirt accumulated at the position of the filter screen 7 is scraped by the swing frame 9. The utility model discloses can clear away the filth of filter screen 7 departments, guarantee can normally extract and detect the water sample.

In an alternative embodiment, the elastic member 18 is disposed in a plurality in parallel in the longitudinal direction, and the elastic member 18 is a compression spring.

The compression spring has good expansion and contraction performance and can be used for a long time.

In an alternative embodiment, the tank 3 is provided with a clamp 5 for clamping the suction tube 101.

It should be noted that, by providing the pipe clamp 5, the position stability of the water pumping pipe 101 can be improved, so that the water pumping pipe 101 is not prone to shake during the water pumping process.

In an alternative embodiment, the swing frame 9 is provided with a brush 8 for cleaning the filter sieve 7.

It should be noted that, by arranging the brush 8, the dirt on the filter screen 7 can be better brushed away by the brush 8.

In an alternative embodiment, the swing frame 9 is a Z-shaped plate structure, and the height of the connection between the mounting shaft 141 and the swing frame 9 is higher than the height of the filter screen 7.

The height of the joint between the mounting shaft 141 and the swing frame 9 is higher than the height of the filter net 7, so that the height of the mounting shaft 141 is increased, and the probability of water splashing into the mounting box 19 is reduced.

In an alternative embodiment, the sliding sleeve 16 is T-shaped in cross-section; the slide rail 15 is provided with a T-shaped slide groove matched with the slide sleeve 16 in structure.

It should be noted that the sliding sleeve 16 with T-shaped structure can slide stably in the T-shaped sliding slot of the sliding rail 15, so that the rack 13 can move stably in the transverse direction.

In an alternative embodiment, the bottom of the leg 4 is provided with a non-slip pad 401.

It should be noted that by arranging the non-slip mat 401, the probability of the device sideslip is reduced, and the stability of the device is improved.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. An automatic sample introduction device for water quality monitoring is characterized by comprising a water pump (1), a water pumping pipe (101), a water conveying pipe (102), a water quality detector (2), a water discharging pipe (201), a box body (3), supporting legs (4), a water inlet disc (6), a filter screen (7), a swing frame (9), a motor (10), a cam (11), a first connecting plate (12), a rack (13), a gear (14), a mounting shaft (141), a sliding rail (15), a sliding sleeve (16), a second connecting plate (17), an elastic piece (18) and a mounting box (19);

the water pump (1) is arranged at the top of the box body (3), the water pump (1) is communicated with the water inlet disc (6) through a water pumping pipe (101), and the water pump (1) is communicated with the water quality detector (2) through a water conveying pipe (102); the filter screen (7) is arranged at the bottom of the water inlet disc (6); the water quality detector (2) is arranged inside the box body (3), and the water quality detector (2) is communicated with the drain pipe (201); the drain pipe (201) extends out of the box body (3), and a control valve (202) is arranged on the drain pipe (201); the supporting legs (4), the mounting box (19) and the motor (10) are all arranged at the bottom of the box body (3); the output end of the motor (10) is in driving connection with the cam (11); the cam (11) is in contact with the first connecting plate (12); the two transverse ends of the rack (13) are respectively connected with the first connecting plate (12) and the second connecting plate (17); the gear (14) is meshed with the rack (13), and the gear (14) and the swing frame (9) are both arranged on the mounting shaft (141); the swing frame (9) swings back and forth at the bottom of the filter screen (7); the mounting shaft (141) is rotatably arranged on the mounting box (19); the sliding rail (15) is connected with the rack (13); the sliding sleeve (16) is arranged on the sliding rail (15) in a sliding manner, and the sliding sleeve (16) is connected with the installation box (19); the elastic piece (18) stretches along the transverse direction, and the two transverse ends of the elastic piece (18) are respectively connected with the second connecting plate (17) and the mounting box (19).

2. The automatic sample introduction device for water quality monitoring according to claim 1, wherein a plurality of elastic members (18) are arranged side by side along a longitudinal direction, and the elastic members (18) are compression springs.

3. The automatic sample introduction device for water quality monitoring according to claim 1, wherein a pipe clamp (5) for clamping the water pumping pipe (101) is arranged on the box body (3).

4. A water quality monitoring autosampler apparatus according to claim 1, wherein the swing frame (9) is provided with a brush (8) for cleaning the filter screen (7).

5. The automatic sample introduction device for water quality monitoring according to claim 4, wherein the swing frame (9) is a Z-shaped plate structure, and the height of the joint of the installation shaft (141) and the swing frame (9) is higher than that of the filter screen (7).

6. The automatic sample introduction device for water quality monitoring according to claim 1, wherein the cross section of the sliding sleeve (16) is T-shaped; the slide rail (15) is provided with a T-shaped slide groove matched with the slide sleeve (16) in structure.

7. A water quality monitoring automatic sampling device according to claim 1, characterized in that the bottom of the supporting leg (4) is provided with a non-slip pad (401).