CN216484953U

CN216484953U - COD detection device

Info

Publication number: CN216484953U
Application number: CN202122796109.9U
Authority: CN
Inventors: 刘松; 黄蓓; 黄芳
Original assignee: Jining Yanzhou District Public Water Co ltd
Current assignee: Jining Yanzhou District Public Water Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-05-10
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses a COD detection device, which comprises a shell, wherein a first installation cavity is arranged in the shell, a placing groove is arranged at the upper end of the shell and is communicated with the first installation cavity, a fixing mechanism is arranged in the first installation cavity and comprises a connecting ring which is rotatably connected to the top in the first installation cavity, a disc is fixedly connected to the lower end of the connecting ring, a circular groove is formed in the upper end of the disc, a worm wheel is arranged on the side wall of the disc, a plurality of moving grooves are formed in the inner wall of the placing groove, and a moving block is slidably connected in each moving groove. The device can adapt to the test tube with more diameter, need not to measure the leading-in appointed container of test tube solution that will dispose, has improved detection efficiency to the electric hydraulic telescopic handle that sets up with place the board, after the staff of being convenient for detects the completion, take out the test tube fast, further improved detection efficiency.

Description

COD detection device

Technical Field

The utility model relates to the technical field of water sample detection, in particular to a COD (chemical oxygen demand) detection device.

Background

The COD tester is a chemical oxygen demand tester, the cold light source display technology is applied, the service life of a light source lamp is as long as 10 ten thousand hours, the switching of the light path of the measured parameters is changed from manual operation to automatic switching, and the error factor of manual rotation is eliminated;

the existing COD detection device needs to manually configure the solution, and after a series of operations, the configured solution needs to be guided into a container matched with the detection device for detection operation, so that the workload of workers is increased, the detection efficiency is reduced, and after the detection is finished, the container is inconvenient to take out, and the time consumed by the detection is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a COD detection device.

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

a COD detection device comprises a shell, wherein a first installation cavity is arranged in the shell, a placement groove is arranged at the upper end of the shell and is communicated with the first installation cavity, a fixing mechanism is arranged in the first installation cavity and comprises a connecting ring rotatably connected to the top in the first installation cavity, a disc is fixedly connected to the lower end of the connecting ring, a circular groove is formed in the upper end of the disc, a worm wheel is installed on the side wall of the disc, a plurality of moving grooves are formed in the inner wall of the placement groove, a moving block is slidably connected in each moving groove, a connecting rod is fixedly connected to the lower end of each moving block, a plurality of open grooves for moving the corresponding connecting rod are formed in the inner top of each first installation cavity, a plurality of guide grooves are formed in the upper end of the disc, and the lower end of each connecting rod is located in the corresponding guide groove, be equipped with the second installation cavity in the casing, install driving motor in the second installation cavity, driving motor's output shaft extends to first installation cavity and fixedly connected with dwang, the front side of dwang is rotated with the front side inner wall of the first installation cavity that corresponds and is connected, fixed cover is equipped with the worm on the dwang, worm and worm wheel intermeshing.

Preferably, each moving block is provided with a second mounting groove, each second mounting groove is internally provided with a roller, and each roller is made of rubber.

Preferably, the upper end of the shell is rotatably connected with a cover plate through a hinge, and the lower end of the cover plate is provided with an auxiliary groove.

Preferably, the interior bottom of first installation cavity is equipped with first mounting groove, the interior bottom of first mounting groove is installed electronic hydraulic telescoping rod, electronic hydraulic telescoping rod's flexible end is installed and is placed the board.

Preferably, the rear side of the housing is provided with a plurality of heat dissipation holes, and each heat dissipation hole is communicated with the second mounting cavity.

Preferably, the driving motor is a servo motor, the cover plate is rotatably connected with a clamping block, a clamping groove is formed in the upper end of the shell, and the clamping block is matched with the clamping groove.

Compared with the prior art, the device has the advantages that:

1. according to the test tube fixing device, the fixing mechanism is arranged, the plurality of moving blocks can be driven to synchronously move towards the circle center through the driving motor, so that the test tube is fixed, the test tube fixing device can accurately fix the test tube, the test tubes with more sizes can be fixed, and the practicability of the device is improved.

2. According to the test tube rack, the electric hydraulic telescopic rod, the placing plate, the second mounting groove, the roller and other structures are arranged, so that the test tube can be lifted after the electric hydraulic telescopic rod is subjected to contact detection, the test tube is convenient to take out by workers, the surface of the arranged roller is made of rubber, and the test tube is limited and protected.

Drawings

FIG. 1 is a schematic structural view of a COD detection device according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a top view of FIG. 1;

FIG. 4 is a cross-sectional view of FIG. 3;

figure 5 is a top view of the moving mass.

In the figure: the device comprises a shell 1, a first mounting cavity 2, a cover plate 3, a first mounting groove 4, an electric hydraulic telescopic rod 5, a placing plate 6, a disc 7, a connecting ring 8, a worm wheel 9, a worm 10, a placing groove 11, a second mounting cavity 12, a moving groove 13, a moving block 14, a second mounting groove 15, a roller 16, a connecting rod 17, a guide groove 18, a driving motor 19 and a rotating rod 20.

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.

Referring to fig. 1-5, a COD detecting device comprises a housing 1, a first mounting cavity 2 is arranged in the housing 1, a placing groove 11 is arranged at the upper end of the housing 1, the placing groove 11 is communicated with the first mounting cavity 2, a fixing mechanism is arranged in the first mounting cavity 2, the fixing mechanism comprises a connecting ring 8 rotatably connected to the top of the first mounting cavity 2, a disc 7 is fixedly connected to the lower end of the connecting ring 8, a circular groove is arranged at the upper end of the disc 7, a worm wheel 9 is arranged on the side wall of the disc 7, a plurality of moving grooves 13 are arranged on the inner wall of the placing groove 11, a moving block 14 is slidably connected in each moving groove 13, a connecting rod 17 is fixedly connected to the lower end of each moving block 14, a plurality of open grooves for the corresponding connecting rod 17 to move are arranged at the inner top of each first mounting cavity 2, a plurality of guide grooves 18 are arranged at the upper end of the disc 7, and the lower end of each connecting rod 17 is located in the corresponding guide groove 18;

a second mounting cavity 12 is arranged in the shell 1, a driving motor 19 is arranged in the second mounting cavity 12, the driving motor 19 is a servo motor, the driving motor 19 can adjust the rotating speed and the rotating direction according to the actual situation, a plurality of heat dissipation holes are arranged at the rear side of the shell 1, each heat dissipation hole is communicated with the second mounting cavity 12 to ensure the normal heat dissipation of the motor, the output shaft of the driving motor 19 extends into the first mounting cavity 2 and is fixedly connected with a rotating rod 20, the front side of the rotating rod 20 is rotatably connected with the inner wall of the front side of the corresponding first mounting cavity 2, a worm 10 is fixedly sleeved on the rotating rod 20, the worm 10 is meshed with a worm wheel 9, the worm 10 rotates to drive the worm wheel 9 to rotate, i.e. the disc 7 rotates, the guide grooves 18 on the disc 7 are shown in fig. 4, and when the guide grooves 18 rotate with the disc 7, since the moving block 14 is restricted in the moving direction by the moving groove 13, the moving block 14 moves toward the center of the placing groove 11 or away from the center of the placing groove 11.

In the utility model, each moving block 14 is provided with a second mounting groove 15, each second mounting groove 15 is internally provided with a roller 16, the material of each roller 16 is rubber, each roller 16 can effectively fix a test tube and protect the test tube, the test tube can be directly drawn out after detection is finished, the operation is simple and rapid, the upper end of a shell 1 is rotatably connected with a cover plate 3 through a hinge, the lower end of the cover plate 3 is provided with an auxiliary groove, when the cover plate 3 is closed, the upper end of the test tube can be extruded, the inner bottom of a first mounting cavity 2 is provided with a first mounting groove 4, the inner bottom of the first mounting groove 4 is provided with an electric hydraulic telescopic rod 5, the telescopic end of the electric hydraulic telescopic rod 5 is provided with a placing plate 6, the height of the placing plate 6 can be adjusted through the electric hydraulic telescopic rod 5, a clamping block is rotatably connected on the cover plate 3, the upper end of the shell 1 is provided with a clamping groove, and the clamping block is matched with the clamping groove, the clamping block can be fixed in the clamping groove, so that the cover plate 3 is fixed.

When the device is used, a worker opens the cover plate 3, the prepared test tube solution passes through the placing groove 11 and is vertically placed, the driving motor 19 is started, the driving motor 19 drives the worm 10 on the rotating rod 20 to rotate, the disc 7 rotates due to the mutual meshing of the worm wheel 9 and the worm 10 on the disc 7, that is, as the guide groove 18 on the disk 7 rotates, each moving block 14 is driven by a plurality of connecting rods 17 to move towards the center of the placing groove 11 synchronously, when the roller 16 contacts the test tube, the driving motor 19 is closed, the cover plate 3 is covered, the device is started to carry out detection operation, after the detection is finished, the cover plate 3 is opened, the electric hydraulic telescopic rod 5 is started to drive the placing plate 6 to ascend, the test tube is propped against the test tube to rise for a certain distance, the worker can only draw out the test tube at the moment, and if the test tube is fixed tightly, the test tube can be adjusted by the driving motor 19;

the device can adapt to the test tube with more diameter, need not to measure the leading-in appointed container of the test tube solution that will dispose, has improved detection efficiency to the electric hydraulic telescopic handle 5 that sets up with place board 6, after the staff of being convenient for detects the completion, take out the test tube fast, further improved detection efficiency.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The COD detection device comprises a shell (1) and is characterized in that a first installation cavity (2) is arranged in the shell (1), a placing groove (11) is arranged at the upper end of the shell (1), the placing groove (11) is communicated with the first installation cavity (2), a fixing mechanism is arranged in the first installation cavity (2), the fixing mechanism comprises a connecting ring (8) rotatably connected to the inner top of the first installation cavity (2), a disc (7) is fixedly connected to the lower end of the connecting ring (8), a circular groove is formed in the upper end of the disc (7), a worm wheel (9) is installed on the side wall of the disc (7), a plurality of moving grooves (13) are formed in the inner wall of the placing groove (11), moving blocks (14) are slidably connected in each moving groove (13), and a connecting rod (17) is fixedly connected to the lower end of each moving block (14), every the interior top of first installation cavity (2) all is equipped with a plurality of supplies and corresponds the open slot that connecting rod (17) removed, the upper end of disc (7) is equipped with a plurality of guide ways (18), every the lower extreme of connecting rod (17) is located corresponding guide way (18), be equipped with second installation cavity (12) in casing (1), install driving motor (19) in second installation cavity (12), the output shaft of driving motor (19) extends to in first installation cavity (2) and fixedly connected with dwang (20), the front side of dwang (20) is connected with the front side inner wall rotation of the first installation cavity (2) that corresponds, fixed cover is equipped with worm (10) on dwang (20), worm (10) and worm wheel (9) intermeshing.

2. The COD detecting device according to claim 1, wherein each moving block (14) is provided with a second mounting groove (15), each second mounting groove (15) is internally provided with a roller (16), and each roller (16) is made of rubber.

3. The COD detecting device according to claim 1, wherein the upper end of the shell (1) is rotatably connected with a cover plate (3) through a hinge, and the lower end of the cover plate (3) is provided with an auxiliary groove.

4. The COD detection device according to claim 2, wherein the inner bottom of the first installation cavity (2) is provided with a first installation groove (4), the inner bottom of the first installation groove (4) is provided with an electric hydraulic telescopic rod (5), and the telescopic end of the electric hydraulic telescopic rod (5) is provided with a placing plate (6).

5. The COD detecting device according to claim 1, wherein the rear side of the housing (1) is provided with a plurality of heat dissipating holes, and each heat dissipating hole is communicated with the second mounting cavity (12).

6. The COD detecting device according to claim 3, wherein the driving motor (19) is a servo motor, the cover plate (3) is rotatably connected with a clamping block, the upper end of the shell (1) is provided with a clamping groove, and the clamping block is matched with the clamping groove.