CN216594327U

CN216594327U - Water quality sampling pretreatment device of water supply plant on-line monitoring instrument

Info

Publication number: CN216594327U
Application number: CN202122577370.XU
Authority: CN
Inventors: 戴俊; 董科学; 陈晓磊; 姚钢
Original assignee: Nantong Hengyuan Automatic Control Engineering Co ltd
Current assignee: Nantong Hengyuan Automatic Control Engineering Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-05-24
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses a water quality sampling pretreatment device of an online monitoring instrument of a water supply plant, which comprises a sampling box, a lifting plate and a peristaltic pump, wherein a partition plate is fixedly connected in the sampling box, the upper end of the partition plate is fixedly connected with the peristaltic pump, a water inlet pipe is fixedly connected at a water inlet of the peristaltic pump, the water inlet pipe penetrates through the side wall of the sampling box, a water outlet pipe is fixedly connected at a water outlet of the peristaltic pump, the lower end of the water outlet pipe penetrates through the middle position of the lower end of the partition plate, a clamping plate is slidably connected in the sampling box and positioned below the partition plate, and a fixing groove is formed in the upper end of the lifting plate, and the water quality sampling pretreatment device has the beneficial effects that: through the rotation of threaded rod, can make the lifter plate upward movement to promote splint through fixed spring and carry out the centre gripping to the sample bottle, can before the water sampling, need not under the hand condition, with the stable fixing under the outlet pipe of sample bottle, not only avoid the water sample unrestrained, and practice thrift the manpower.

Description

Water quality sampling pretreatment device of water supply plant on-line monitoring instrument

Technical Field

The utility model relates to the technical field of water quality sampling, in particular to a water quality sampling pretreatment device of an online monitoring instrument of a water supply plant.

Background

The water quality sampler is quantitatively sampled into a designated sampling bottle through a peristaltic pump according to a set program, low-temperature refrigeration is completed for laboratory analysis, the sampling function can be divided into flow equal-proportion sampling, timing sampling, remote control sampling and the like, and the sampling function can be divided into bottle-dividing sampler and mixed sampler according to whether the sample is divided into bottles or not.

However, before sampling, the sampling bottle needs to be fixed on a water outlet pipe of the peristaltic pump, when the sampling bottle is directly placed below the water outlet pipe, the sampling bottle is not required to be manually held and fixed, then a certain distance exists between the sampling bottle and the water outlet pipe, the sample can be frequently scattered, and the sampling bottle is lifted and fixed by hands, so that the labor cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a water quality sampling pretreatment device of an online monitoring instrument of a water supply plant, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a water quality sampling pretreatment device of an on-line monitoring instrument of a water supply plant, which comprises a sampling box, a lifting plate and a peristaltic pump, a baffle plate is fixedly connected in the sampling box, a peristaltic pump is fixedly connected at the upper end of the baffle plate, a water inlet pipe is fixedly connected at the water inlet of the peristaltic pump and penetrates through the side wall of the sampling box, a water outlet pipe is fixedly connected at the water outlet of the peristaltic pump, the lower end of the water outlet pipe penetrates through the middle position of the lower end of the partition plate, a clamping plate is connected in the sampling box below the clapboard in a sliding way, a fixing groove is arranged at the upper end of the lifting plate, a top groove has been seted up to the lifter plate lower extreme, the joint has a sampling bottle in the fixed slot, just be located the equal sliding connection in the sampling bottle outside in the fixed slot and have a splint, a powerful spring of equal fixedly connected with between splint and the fixed slot lateral wall.

Preferably, the sampling box is internal and be located the lifter plate periphery and rotate and be connected with a set of threaded rod, equal threaded connection has a thread bush on the threaded rod, equal fixed connection has a dead lever on the thread bush, the dead lever is kept away from the equal fixed connection in the lifter plate outside of thread bush one end, sampling box bottom portion just with the equal servo motor of fixed connection in the corresponding position of threaded rod, the equal fixed connection of servo motor output drives the threaded rod through the servo motor output and rotates to make the thread bush can the up-movement, finally drive the lifter plate up-movement.

Preferably, the equal fixedly connected with connecting rod of splint lower extreme, the connecting rod lower extreme all passes a roof of grooving upper end lateral wall and equal fixedly connected with, a spread groove has all been seted up with the corresponding position of connecting rod in the lifter plate, sampling box bottom portion and all have an ejector pin through the torsional spring handing-over to corresponding position with the roof, the ejector pin upper end contacts with roof inslot upper end lateral wall, and the torsional spring through the ejector pin bottom twists reverse, makes the ejector pin rotate, finally can promote the roof and slide to keeping away from one side mutually to make splint compression powerful spring slide to keeping away from one side mutually, make the sampling bottle can easily take off.

Preferably, the baffle lower extreme just is located the peripheral fixedly connected with blotter of outlet pipe, the blotter is made by soft rubber, and the blotter can cushion in the twinkling of an eye with the baffle contact in sampling bottle upper end, places the condition that the sampling bottle appears damaging.

Compared with the prior art, the utility model has the beneficial effects that: through the rotation of threaded rod, can make the lifter plate upward movement to promote the splint through fixed spring and carry out the centre gripping to the sample bottle, can before the water sampling, need not under the hand condition, with the stable fixing of sample bottle under the outlet pipe, not only avoid the water sample unrestrained, and practice thrift the manpower.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic top view of the lifter plate of the present invention;

fig. 4 is a sectional view in plan view of the present invention.

In the figure: 1. a sampling box; 2. a partition plate; 3. a peristaltic pump; 4. a water inlet pipe; 5. a water outlet pipe; 6. a cushion pad; 7. a lifting plate; 8. fixing grooves; 9. a top groove; 10. a sampling bottle; 11. a splint; 12. a strong spring; 13. a connecting rod; 14. a top plate; 15. connecting grooves; 16. a top rod; 17. a threaded rod; 18. a threaded sleeve; 19. fixing the rod; 20. a servo motor.

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. 1-4, the present invention provides a technical solution: a water quality sampling pretreatment device of an online monitoring instrument of a water supply plant comprises a sampling box 1, a lifting plate 7 and a peristaltic pump 3, wherein a partition plate 2 is fixedly connected in the sampling box 1, the upper end of the partition plate 2 is fixedly connected with the peristaltic pump 3, the peristaltic pump 3 is used for quantitatively sampling a specified sampling bottle 10 according to a set program, a water inlet 4 is fixedly connected at a water inlet of the peristaltic pump 3, the water inlet 4 penetrates through the side wall of the sampling box 1, a water outlet 5 is fixedly connected at a water outlet of the peristaltic pump 3, the lower end of the water outlet 5 penetrates through the middle position of the lower end of the partition plate 2, a clamp plate 11 is slidably connected in the sampling box 1 and below the partition plate 2, a fixing groove 8 is formed in the upper end of the lifting plate 7, a top groove 9 is formed in the lower end of the lifting plate 7, a sampling bottle 10 is clamped in the fixing groove 8, and a clamp plate 11 is slidably connected in the fixing groove 8 and positioned outside the sampling bottle 10, equal fixedly connected with powerful spring 12 between splint 11 and the 8 lateral walls of fixed slot promotes splint 11 through powerful spring 12 and slides to being close to sampling bottle 10 one side, finally can carry out synchronous centre gripping to sampling bottle 10, when guaranteeing that sampling bottle 10 is located 7 upper end central points of lifter plate and puts, can guarantee the stability of the in-process that sampling bottle 10 rises.

Wherein, in order to make lifter plate 7 can freely go up and down, sampling box 1 just is located lifter plate 7 periphery and rotates and is connected with a set of threaded rod 17, equal threaded connection has a thread bush 18 on the threaded rod 17, equal fixedly connected with dead lever 19 on the thread bush 18, the equal fixed connection in the lifter plate 7 outside of 18 one end of thread bush is kept away from to dead lever 19, sampling box 1 bottom and with equal fixedly connected with servo motor 20 of the corresponding position of threaded rod 17, the equal fixed connection of servo motor 20 output is at corresponding threaded rod 17 lower extreme, open servo motor 20, make servo motor 20 output drive threaded rod 17 rotate, thereby make thread bush 18 can the up motion, finally drive lifter plate 7 up motion, and make 5 lower extremes of outlet pipe inject in sampling bottle 10, avoid the sampling water to spill.

Wherein, in order to when lifter plate 7 lasts the decline, 9 upper end lateral walls of apical groove can promote ejector pin 16 to rotate, finally can promote roof 14 and slide to keeping away from one side mutually, thereby make splint 11 compression power spring 12 slide to keeping away from one side mutually, make sampling bottle 10 can easily take off, the equal fixedly connected with connecting rod 13 of splint 11 lower extreme, connecting rod 13 lower extreme all passes 9 upper end lateral walls of apical groove and equal fixedly connected with one roof 14, in the lifter plate 7 and all seted up a spread groove 15 with the corresponding position of connecting rod 13, sampling box 1 bottom and roof 14 all have an ejector pin 16 to corresponding the position through the torsional spring handing-over, 16 upper ends of ejector pin contact with 9 upper end lateral walls of apical groove.

Wherein, in order to prevent the condition that sampling bottle 10 damages to too big impact force when sampling bottle 10 contacts with 2 lower extremes of baffle, baffle 2 lower extreme just is located the peripheral fixedly connected with of outlet pipe 5 blotter 6, and blotter 6 is made by soft rubber.

Specifically, when the sampling device is used, the whole device is connected with an external power supply, then the sampling bottle 10 is placed on the lifting plate 7, the servo motor 20 is started, the output end of the servo motor 20 drives the threaded rod 17 to rotate, so that the threaded sleeve 18 can move upwards, the lifting plate 7 is finally driven to move upwards, the lower end of the water outlet pipe 5 is inserted into the sampling bottle 10, the sampling water is prevented from being scattered, in the process, the lifting plate 7 moves upwards, the upper end of the ejector rod 16 is disconnected with the top plate 14, so that the strong spring 12 can push the clamping plate 11 to slide towards one side close to the sampling bottle 10, the sampling bottle 10 can be synchronously clamped finally, the sampling bottle 10 is ensured to be positioned at the center position of the upper end of the lifting plate 7, the stability of the sampling bottle 10 in the lifting process can be ensured, after sampling is completed, the lifting plate 7 moves downwards through the transmission, the upper end of the ejector rod 16 can be contacted with the upper end of the top groove 9, when the lifting plate 7 continuously descends, the side wall at the upper end of the top groove 9 pushes the ejector rod 16 to rotate, and the torsion spring at the bottom of the ejector rod 16 is twisted, and finally the top plate 14 can be pushed to slide towards the far side, so that the clamping plate 11 compresses the strong spring 12 to slide towards the far side, and the sampling bottle 10 can be easily taken down.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a processing apparatus before water sampling of water supply plant on-line monitoring instrument, includes sampling box (1), lifter plate (7) and peristaltic pump (3), its characterized in that, baffle (2) of fixedly connected with in sampling box (1), peristaltic pump (3) of fixedly connected with in baffle (2) upper end, peristaltic pump (3) water inlet department fixedly connected with inlet tube (4), inlet tube (4) pass sampling box (1) lateral wall, peristaltic pump (3) water outlet department fixedly connected with outlet pipe (5), outlet pipe (5) lower extreme passes baffle (2) lower extreme intermediate position, in sampling box (1) and be located baffle (2) below sliding connection have a splint (11), a fixed slot (8) have been seted up to lifter plate (7) upper end, a top groove (9) have been seted up to lifter plate (7) lower extreme, clamping joint has a sampling bottle (10) in fixed slot (8), just be located equal sliding connection in sampling bottle (10) outside in fixed slot (8) and have splint (11), powerful spring (12) of equal fixedly connected with between splint (11) and fixed slot (8) lateral wall.

2. The water quality sampling pretreatment device of the water supply plant on-line monitoring instrument according to claim 1, characterized in that: just be located lifter plate (7) periphery in sampling box (1) and rotate and be connected with a set of threaded rod (17), threaded rod (17) are gone up equal threaded connection and are had thread bush (18), dead lever (19) of equal fixedly connected with on thread bush (18), dead lever (19) are kept away from the equal fixed connection in the lifter plate (7) outside of thread bush (18) one end, sampling box (1) bottom and with the equal fixedly connected with servo motor (20) of threaded rod (17) corresponding position, the equal fixed connection of servo motor (20) output is at corresponding threaded rod (17) lower extreme.

3. The water quality sampling pretreatment device of the water supply plant on-line monitoring instrument according to claim 1, characterized in that: splint (11) equal fixedly connected with connecting rod (13) of lower extreme, connecting rod (13) lower extreme all passes top groove (9) upper end lateral wall and roof (14) of equal fixedly connected with, in lifter plate (7) and all seted up one spread groove (15) with connecting rod (13) corresponding position, sampling case (1) bottom and roof (14) all have a ejector pin (16) to corresponding the position through the torsional spring handing-over, ejector pin (16) upper end and top groove (9) upper end lateral wall contact.

4. The water quality sampling pretreatment device of the water supply plant on-line monitoring instrument according to claim 1, characterized in that: the water outlet pipe is characterized in that a buffer pad (6) is fixedly connected to the lower end of the partition plate (2) and is located on the periphery of the water outlet pipe (5), and the buffer pad (6) is made of soft rubber.