CN217587186U

CN217587186U - Combined COD water quality analyzer

Info

Publication number: CN217587186U
Application number: CN202221141234.4U
Authority: CN
Inventors: 杨小龙; 杨成
Original assignee: Dalian Lide Modern Technology Co ltd
Current assignee: Dalian Lide Modern Technology Co ltd
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-10-14
Anticipated expiration: 2032-05-12

Abstract

The utility model belongs to the technical field of water quality testing, especially, modular COD water quality analyzer detects time measuring to current utilizing the COD sensor to quality of water, is difficult to guarantee that the water sample that is used for detecting is comprehensive to contact with COD, is difficult to comprehensive to reach the problem of measuring data, now proposes following scheme, and it includes the workstation, the top of workstation fixed mounting has initiative case and collecting box respectively, and the collecting box is located the left side of initiative case, the utility model discloses a start driving motor and drive the screw rod and rotate to this can make first piston board and second piston board remove to the left side, so can make the water sample flow into the collecting box by the at the uniform velocity through the conveyer pipe of initiative case, so can make the water sample that can flow comprehensively can contact with the COD sensor when passing through the conveyer pipe, so can utilize the COD sensor to detect the water sample comprehensively, so can promote water quality testing's accuracy.

Description

Combined COD water quality analyzer

Technical Field

The utility model relates to a water quality testing technical field especially relates to a modular COD water quality analyzer.

Background

Along with the development of Chinese economy, the water consumption of industry and agriculture is gradually increased, and the pollution is increased. Water pollution becomes one of the most important restriction factors for restricting the sustainable development of the economy of China, and the high importance of the government is attracted. Therefore, maintaining the water safety in China is an urgent issue to be solved. From the development trend of foreign environmental protection detection and international advanced experience, online automatic monitoring of water quality has become an effective means for relevant departments to obtain continuous monitoring data in time. COD is an important index of water quality detection and is always an important detection item of water quality detection;

at present when utilizing the COD sensor to examine quality of water, be difficult to guarantee to be used for the water sample that detects comprehensive and COD contact, so examine time measuring, be difficult to comprehensive reachs the measuring data, so we propose a modular COD water quality analyzer for solve above-mentioned problem of proposing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the water sample used for detection is difficult to be guaranteed to be comprehensively contacted with COD when the COD sensor is utilized to detect water quality in the prior art, so when detecting, the water sample is difficult to comprehensively obtain the defect of detection data, and the combined COD water quality analyzer is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a modular COD water quality analyzer, includes the workstation, the top of workstation fixed mounting has initiative case and collecting box respectively, and the collecting box is located the left side of initiative case, fixed mounting has the water injection pipe on the top right side inner wall of initiative case, and the top of water injection pipe extends to the top of initiative case and clamped the sealing plug, sealed sliding connection has first piston plate and second piston plate in the initiative incasement and the collecting box respectively, fixed mounting has first L type pole and second L type pole respectively in the right side of first piston plate and the left side of second piston plate, and the bottom of first L type pole and the bottom of second L type pole extend to the left side and the right side of workstation respectively, and fixed mounting has same connecting rod on two first L type poles and the second L type pole, fixed mounting has the conveyer pipe on the left side inner wall of initiative case, the left end of conveyer pipe extends to in the collecting box and with the right side inner wall fixed connection of collecting box, the top fixed mounting of conveyer pipe has the COD sensor that is located between initiative case and the collecting box, and the bottom contact of sensor extends to the conveyer pipe, drive assembly is connected with same stabilizer blade on four fixed mounting drive components.

Preferably, the driving assembly comprises a driving motor, a threaded member, a push rod, a rotating member and a connecting member, the driving motor is fixedly mounted on the right side of the bottom of the supporting plate, an output shaft of the driving motor penetrates through the supporting plate and extends to the upper side of the supporting plate, the output shaft of the driving motor is connected with the threaded member, the threaded member is connected with the push rod, the left end of the push rod is connected with the rotating member, the rotating member is connected with the connecting member, and the connecting member is respectively connected with the bottom of the connecting rod and the top of the supporting plate.

Further, utilize drive assembly, can provide fore-and-aft removal power to the push rod through the screw member after starting driving motor to this can drive the connecting element through the rotating member and move, and can provide the power of lateral shifting to the connecting rod through the connecting element.

Preferably, the threaded member includes a screw and a threaded plate, the screw is fixedly mounted on an output shaft of the driving motor, a threaded hole is formed in the threaded plate, the screw penetrates through the threaded hole and is in threaded connection with the threaded hole, a sliding hole is formed in the threaded plate, and the push rod penetrates through the sliding hole and is in sliding connection with the inner wall of the sliding hole.

Furthermore, the screw can provide longitudinal movement force for the push rod through the threaded plate after the screw rotates along with the driving motor by utilizing the threaded member, so that the height of the push rod can be adjusted.

Preferably, the push rod is sleeved with an extension spring positioned on the right side of the threaded plate, and the left end and the right end of the extension spring are fixedly connected with the right end of the push rod and the right side of the threaded plate respectively.

Further, utilize extension spring can be when the threading board moves down, can provide the thrust that moves to the left side to the push rod to this can conveniently drive the dwang and rotate.

Preferably, the rotating member includes dwang and driving ring, the dwang rotates the top of connecting at the backup pad, the driving ring is connected with connecting element, the top of dwang is connected with the front side rotation of driving ring, the right-hand member and the dwang rotation of push rod are connected.

Further, the rotating member can move to the left side after the rotating rod receives the longitudinal thrust of the push rod, and the thrust can be provided for the connecting member through the transmission ring.

Preferably, the connecting member includes a slide rail and a movable column, the slide rail is fixedly mounted at the top of the support plate, a sliding opening is formed in the bottom end of the movable column, the slide rail is connected with the sliding opening in a sliding manner, the top end of the movable column is fixedly connected with the bottom end of the connecting rod, and the transmission ring is sleeved on the movable column in a sliding manner.

Further, utilize to remove the post and slide with the transmission ring and cup joint, can drive and remove the post and move to the left side when the transmission ring rotates to the left side along with the dwang, so can drive the connecting rod and remove to the left side.

Has the beneficial effects that:

1. the utility model discloses in, at first, the water sample that will be used for detecting is poured into the initiative incasement by the water injection pipe, later will utilize the sealing plug to carry out the shutoff to the water injection pipe, with this can avoid the water sample to overflow, later can start driving motor and drive the screw rod and rotate, at this moment under the screw drive with the screw hole, can drive the screw plate and move downwards, when the screw plate moves downwards, accessible push rod provides downward thrust to the dwang, make the dwang rotate downwards, when the dwang rotates downwards, can drive the downward camber motion of driving ring, so as to can make the driving ring slide downwards along the removal post, and can promote the removal post and move to the left side, so can drive the connecting rod and move to the left side, can provide the thrust that goes on to the left side to two L type poles, make two L type poles can drive first piston board and second piston board and move to the left side;

2. in the utility model, when the first piston plate moves to the left side, thrust can be provided for water, so that the water can flow into the conveying pipe, when the second piston plate moves to the left side, the space on the right side of the second piston plate can be increased at the moment to form a negative pressure state, so that the water flowing into the conveying pipe can be sucked into the collecting box, the water can pass through the conveying pipe at a certain speed, and when the water passes through the conveying pipe, the contact of the COD sensor can be realized, so that the COD sensor can be utilized to detect the water quality;

the utility model discloses a start driving motor and drive the screw rod and rotate to this can make first piston board and second piston board remove to the left side, so can make the water sample by the at the uniform velocity of initiative case in the conveyer pipe flows into the collecting box, so can make comprehensive the contacting with the COD sensor of water sample, so can utilize the COD sensor to carry out comprehensive detection to the water sample, with this can promote water quality testing's accuracy.

Drawings

FIG. 1 is a front view of the structure of a combined COD water quality analyzer provided by the utility model;

FIG. 2 is a three-dimensional view of the connection structure of the screw, the thread plate and the push rod of the combined COD water quality analyzer provided by the utility model;

FIG. 3 is a three-dimensional view of the connection structure of the slide rail, the movable column and the transmission ring of the combined COD water quality analyzer provided by the utility model;

fig. 4 is a schematic structural diagram of part a in fig. 1 of a combined COD water quality analyzer provided by the present invention.

In the figure: 1. a work table; 2. an active box; 3. a collection box; 4. a first piston plate; 5. a second piston plate; 6. a first L-shaped bar; 7. a second L-shaped bar; 8. a delivery pipe; 9. a COD sensor; 10. a connecting rod; 11. a support plate; 12. a slide rail; 13. moving the column; 14. a drive motor; 15. rotating the rod; 16. a push rod; 17. a thread plate; 18. a screw; 19. an extension spring; 20. a drive ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-4, a combined COD water quality analyzer comprises a workbench 1, a driving box 2 and a collecting box 3 are respectively fixedly installed on the top of the workbench 1, the collecting box 3 of the driving box 2 can collect and store water samples, the collecting box 3 is located on the left side of the driving box 2, a water injection pipe is fixedly installed on the inner wall of the right side of the top of the driving box 2, the top end of the water injection pipe extends to the upper side of the driving box 2 and is clamped with a sealing plug, a first piston plate 4 and a second piston plate 5 are respectively connected in the driving box 2 and the collecting box 3 in a sealing and sliding manner, the first piston plate 4 and the second piston plate 5 can provide power for water movement when moving, a first L-shaped rod 6 and a second L-shaped rod 7 are respectively fixedly installed on the right side of the first piston plate 4 and the left side of the second piston plate 5, set up first L type pole 6 and second L type pole 7 and can be being connected the back with connecting rod 10, can make first piston plate 4 and second piston plate 5 carry out synchronous motion, and the bottom of first L type pole 6 and the bottom of second L type pole 7 extend to the left side and the right side of workstation 1 respectively, fixed mounting has same connecting rod 10 on two first L type poles 6 and the second L type pole 7, utilize connecting rod 10 can be after accepting drive assembly's power, can drive first L type pole 6 and second L type pole 7 and carry out synchronous motion, fixed mounting has conveyer pipe 8 on the left side inner wall of initiative case 2, the left end of conveyer pipe 8 extends to in collecting box 3 and with the right side inner wall fixed connection of collecting box 3, the top fixed mounting of conveyer pipe 8 has the COD sensor 9 that is located between initiative case 2 and the collecting box 3, the model of COD sensor 9 is: yushan UV254 is from cleaning COD sensor Y551-B, and the bottom contact of COD sensor 9 extends to in the conveyer pipe 8, and fixed mounting has same drive assembly on four stabilizer blades of workstation 1, and drive assembly is connected with connecting rod 10.

The utility model discloses in, drive assembly includes driving motor 14, the screw thread component, push rod 16, rotating member and connecting element, 14 fixed mounting of driving motor is on the bottom right side of backup pad 11, driving motor 14's output shaft runs through backup pad 11 and extends to the top of backup pad 11, driving motor 14's output shaft is connected with the screw thread component, the screw thread component is connected with push rod 16, push rod 16's left end is connected with rotating member, rotating member is connected with connecting element, connecting element is connected with the bottom of connecting rod 10 and the top of backup pad 11 respectively, utilize drive assembly, can provide fore-and-aft removal power to push rod 16 through the screw thread component after starting driving motor 14, with this can drive connecting element through rotating member and move, and can provide lateral shifting's power to connecting rod 10 through connecting element.

The utility model discloses in, the screw member includes screw rod 18 and threading board 17, screw rod 18 fixed mounting is on driving motor 14's output shaft, set up threaded hole on the threading board 17, screw rod 18 run through the screw hole and with screw hole threaded connection, set up the slide opening on the threading board 17, push rod 16 run through the slide opening and with the inner wall sliding connection of slide opening, utilize the screw member can be at screw rod 18 along with driving motor 14 rotates the back, accessible threading board 17 can provide longitudinal movement's power to push rod 16, with this can make push rod 16's height adjust.

The utility model discloses in, the cover is equipped with the extension spring 19 that is located the flighting 17 right side on the push rod 16, and extension spring 19's left end and right-hand member respectively with the right-hand member of push rod 16 and the right side fixed connection of flighting 17, utilize extension spring 19 can be when flighting 17 moves downwards, can provide the thrust that moves to the left side to push rod 16 to this can conveniently drive dwang 15 and rotate.

The utility model discloses in, the rotating member includes dwang 15 and driving ring 20, and dwang 15 rotates to be connected at the top of backup pad 11, and driving ring 20 is connected with connecting element, and the top of dwang 15 is rotated with the front side of driving ring 20 and is connected, and the right-hand member of push rod 16 rotates with dwang 15 to be connected, utilizes the rotating member can be behind the vertical thrust of dwang 15 accepting push rod 16, can remove to the left side, can provide thrust to connecting element through driving ring 20.

The utility model discloses in, the connecting elements includes slide rail 12 and removal post 13, slide rail 12 fixed mounting is at the top of backup pad 11, the sliding opening has been seted up to the bottom of removing post 13, slide rail 12 and sliding opening sliding connection, the top of removing post 13 and the bottom fixed connection of connecting rod 10, transmission ring 20 slip cover is established on removing post 13, utilize to remove post 13 and transmission ring 20 to slide cup joints, can be at transmission ring 20 along with dwang 15 when the left side rotates, can drive and remove post 13 and remove to the left side, so can drive connecting rod 10 and remove to the left side.

Example two

This example differs from example 1 in that: utilize first piston plate 4 to provide thrust to the water among this technical scheme, utilize second piston plate 5 to provide suction to the water, can guarantee that water stably flows, can adopt the pump to carry among the prior art, adopt the pump can make the bubble produce more, reduce the contact with COD sensor 9, must reach the detection precision that will reduce the water sample.

In the utility model, firstly, the water sample for detection is injected into the active box 2 through the water injection pipe, then the water injection pipe is sealed by the sealing plug, thereby avoiding the water sample from escaping, then the driving motor 14 can be started to drive the screw rod 18 to rotate, at this time, under the thread transmission with the threaded hole, the threaded plate 17 can be driven to move downwards, when the screw plate 17 is moved downward, a downward pushing force can be applied to the rotation lever 15 by the push rod 16, so that the rotation lever 15 is rotated downward, when the rotating rod 15 rotates downwards, the driving ring 20 is driven to move in a downward arc shape, so that the driving ring 20 can slide downwards along the moving column 13, and the moving column 13 can be pushed to move towards the left side, the connecting rod 10 can be driven to move towards the left, so that the first L-shaped rod 6 and the second L-shaped rod 7 can be provided with pushing force towards the left, so that the two first and second L-shaped rods 6 and 7 can drive the first and second piston plates 4 and 5 to move to the left, when the first piston plate 4 is moved to the left, it provides a pushing force to the water, so that the water can flow into the delivery pipe 8, when the second piston plate 5 moves to the left, the space on the right side of the second piston plate 5 increases, a negative pressure state is formed, the water flowing into the delivery pipe 8 can be sucked into the collection tank 3, so that the water can be made to pass through the delivery pipe 8 at a certain speed, when water passes through the delivery pipe 8, the contact of the COD sensor 9 can be realized, so that the water sample can be comprehensively contacted with the COD sensor 9, therefore, the COD sensor 9 can be used for comprehensively detecting the water sample, and the accuracy of water quality detection can be improved.

Chemical oxygen demand (COD or CODcr) is the amount of oxidant consumed by the reductive substance in water under the action of an additional strong oxidant under a certain strict condition, expressed as mg/L of oxygen, and reflects the degree of pollution of the water by the reductive substance, and the substances include organic substances, nitrite, ferrous salt, sulfide and the like, but the amount of inorganic reductive substance in general water and waste water is relatively small, and the pollution by the organic substances is very common, so COD can be used as a comprehensive index of the relative content of the organic substances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a modular COD water quality analyzer, includes workstation (1), its characterized in that, the top of workstation (1) is fixed mounting initiative case (2) and collecting box (3) respectively, and collecting box (3) are located the left side of initiative case (2), fixed mounting has the water injection pipe on the top right side inner wall of initiative case (2), and the top of water injection pipe extends to the top of initiative case (2) and clamps the sealing plug, sealed sliding connection has first piston plate (4) and second piston plate (5) respectively in initiative case (2) and collecting box (3), the right side of first piston plate (4) and the left side of second piston plate (5) fixed mounting respectively have first L type pole (6) and second L type pole (7), and the bottom of first L type pole (6) and the bottom of second L type pole (7) extend to the left side and the right side of workstation (1) respectively, and two first L type poles (6) and second L type pole (7) go up fixed mounting have connecting rod (10), the left side fixed mounting of conveyer pipe (3) and collecting box (3) is located the sensor (8) and the left side of conveyer pipe (8) and collecting box (3) are connected to the sensor on the initiative case (3), and the bottom contact of COD sensor (9) extends to in conveyer pipe (8), fixed mounting has same drive assembly on four stabilizer blades of workstation (1), drive assembly is connected with connecting rod (10).

2. The combined COD water quality analyzer according to claim 1, wherein the driving assembly comprises a driving motor (14), a threaded member, a push rod (16), a rotating member and a connecting member, the driving motor (14) is fixedly installed at the right side of the bottom of the support plate (11), an output shaft of the driving motor (14) penetrates through the support plate (11) and extends to the upper side of the support plate (11), an output shaft of the driving motor (14) is connected with the threaded member, the threaded member is connected with the push rod (16), the left end of the push rod (16) is connected with the rotating member, the rotating member is connected with the connecting member, and the connecting member is respectively connected with the bottom of the connecting rod (10) and the top of the support plate (11).

3. The combined COD water quality analyzer according to claim 2, wherein the threaded member comprises a screw (18) and a threaded plate (17), the screw (18) is fixedly installed on the output shaft of the driving motor (14), the threaded plate (17) is provided with a threaded hole, the screw (18) penetrates through the threaded hole and is in threaded connection with the threaded hole, the threaded plate (17) is provided with a sliding hole, and the push rod (16) penetrates through the sliding hole and is in sliding connection with the inner wall of the sliding hole.

4. The combined COD water quality analyzer according to claim 2, wherein the push rod (16) is sleeved with an extension spring (19) positioned at the right side of the thread plate (17), and the left end and the right end of the extension spring (19) are respectively fixedly connected with the right end of the push rod (16) and the right side of the thread plate (17).

5. The combined COD water quality analyzer according to claim 2, wherein the rotating member comprises a rotating rod (15) and a transmission ring (20), the rotating rod (15) is rotatably connected to the top of the support plate (11), the transmission ring (20) is connected with the connecting member, the top end of the rotating rod (15) is rotatably connected with the front side of the transmission ring (20), and the right end of the push rod (16) is rotatably connected with the rotating rod (15).

6. The combined COD water quality analyzer according to claim 5, wherein the connecting member comprises a slide rail (12) and a moving column (13), the slide rail (12) is fixedly installed on the top of the support plate (11), a sliding opening is formed in the bottom end of the moving column (13), the slide rail (12) is slidably connected with the sliding opening, the top end of the moving column (13) is fixedly connected with the bottom end of the connecting rod (10), and the transmission ring (20) is slidably sleeved on the moving column (13).