CN217332167U

CN217332167U - Portable turbidimeter

Info

Publication number: CN217332167U
Application number: CN202220173825.3U
Authority: CN
Inventors: 蒋开拓; 徐凌岳; 王晓辉; 刘桂伊; 孙花; 褚亚平
Original assignee: Shandong Hancheng Testing Technology Co ltd
Current assignee: Shandong Hancheng Testing Technology Co ltd
Priority date: 2022-01-22
Filing date: 2022-01-22
Publication date: 2022-08-30
Anticipated expiration: 2032-01-22

Abstract

The utility model discloses a portable turbidimeter, the turbidimeter measurement body on turbidimeter body and turbidimeter body, turbidimeter measurement body passes through wire and turbidimeter body electric connection, and the movable sleeve is equipped with back the shape lag on the turbidimeter body, it is equipped with the elastic rubber cover to back the bonding cover in the shape lag, the inner wall of elastic rubber cover and the outside in close contact with of turbidimeter body, and the bottom fixed mounting who returns the shape lag has the bottom plate, the top fixedly connected with block rubber of bottom plate. The utility model discloses be convenient for shelter from the protection to turbidity appearance body and turbidity appearance measurement body, the setting of first elastic rubber of cooperation, second elastic rubber, elastic rubber cover and third elastic rubber simultaneously can effectual reduction carry the risk of in-process turbidity appearance body damage, and be convenient for when using, relieve fast sheltering from to turbidity appearance body and turbidity appearance measurement body, make things convenient for personnel to use, satisfy the user demand.

Description

Portable turbidimeter

Technical Field

The utility model relates to a turbidity appearance technical field especially relates to a portable turbidity appearance.

Background

The turbidity, namely the turbidity degree of water, is caused by trace insoluble suspended substances and colloidal substances contained in the water, the measurement unit used by the ISO standard is FTU, the FTU is consistent with NTU, and the water turbidity meter is used for measuring the turbidity of the water according to the principle; its volume of current water turbidity appearance is less, conveniently carries, but its turbidity appearance lacks the function that shelters from the protection mostly, and the in-process turbidity appearance of carrying exposes in the outside, and display screen and turbidity appearance measuring body on its turbidity appearance have great mistake to bump and damage the risk, can not satisfy the user demand, and therefore we have proposed a portable turbidity appearance and are used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a portable turbidimeter.

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

a portable turbidimeter comprises a turbidimeter body and a turbidimeter measuring body on the turbidimeter body, wherein the turbidimeter measuring body is electrically connected with the turbidimeter body through a lead, a clip-shaped protective sleeve is movably sleeved on the turbidimeter body, an elastic rubber sleeve is bonded and sleeved in the clip-shaped protective sleeve, the inner wall of the elastic rubber sleeve is in close contact with the outer side of the turbidimeter body, a bottom plate is fixedly installed at the bottom of the clip-shaped protective sleeve, a rubber block is fixedly connected with the top of the bottom plate, the top of the rubber block is in movable contact with the bottom of the turbidimeter body, a cover plate is movably contacted with the top of the clip-shaped protective sleeve, the top of the turbidimeter measuring body extends to the upper part of the cover plate, the bottom of the cover plate is fixedly connected with the top of the turbidimeter body, positioning rods are fixedly connected with both sides of the bottom of the cover plate, the clip-shaped protective sleeve is movably sleeved on the two positioning rods, and two protective boxes are movably contacted with the top of the cover plate, one side and the bottom of each of the two protection boxes, which are close to each other, are provided with openings, one side of each of the two protection boxes, which is close to each other, is movably contacted, the turbidity meter measuring body is positioned in the two protection boxes, the top of the cover plate is provided with a first groove, two rotating shafts are rotatably arranged between the inner wall of the front side and the inner wall of the rear side of the first groove, a rotating block is fixedly sleeved on each rotating shaft, the top of each rotating block is fixedly connected with the bottom of the corresponding protection box, a rotary driving mechanism is fixedly sleeved on each rotating shaft, one side, which is close to each other, of the two rotary driving mechanisms is fixedly connected with the same connecting mechanism, the connecting mechanism is sleeved on the guide wire, the right side of the rotary driving mechanism on the right side is fixedly connected with a connecting rod, the right side of the positioning rod on the right side in the two positioning rods is provided with a clamping groove, a clamping mechanism is movably clamped in the clamping groove, the right side of the clamping mechanism extends to the right side of the rectangular-shaped protection sleeve, and is magnetically clamped on the right side of the cover plate, the right-hand member of connecting rod extends to the right side of apron and with clamp mechanism fixed connection, the first magnet of bottom left side fixedly connected with of connecting rod, fixedly connected with and first magnet matched with second magnet on the bottom inner wall in first groove.

Preferably, the rotary driving mechanism comprises a gear fixedly sleeved on the rotating shaft, the gear is located on the front side of the corresponding rotating block and the front side of the protection box, racks are respectively meshed with the bottom of the gear located on the left side and the top of the gear located on the right side, the two racks are symmetrically arranged, the right end of the rack located on the right side is fixedly connected with the left end of the connecting rod, and the rack located on the left side is slidably mounted on the inner wall of the bottom of the first groove.

Preferably, the connecting mechanism comprises a clip frame, the clip frame is sleeved on the wire, the left side of the clip frame is fixedly connected with the right end of the rack positioned on the left side, the left end of the rack positioned on the right side is fixedly connected with a moving rod, and the left side of the moving rod is fixedly connected with the right side of the clip frame.

Preferably, the clamping mechanism comprises an L-shaped clamping rod movably clamped in the clamping groove, the right side of the L-shaped clamping rod extends to the right side of the clip-shaped protecting sleeve and is fixedly connected with a U-shaped handle, the inner wall of the right side of the L-shaped clamping rod is fixedly connected with the right end of the connecting rod, and the L-shaped clamping rod is magnetically attracted and clamped on the right side of the cover plate.

Preferably, the outer side of the clip-shaped protecting sleeve is bonded and sleeved with a first elastic rubber sheet, and the bottom of the bottom plate is bonded and fixed with a second elastic rubber sheet.

Preferably, the two sides of the top of the cover plate are fixedly connected with pull rings, the two pull rings are fixedly fastened with the same suspension rope, the two sides of the top of the clip-shaped protection sleeve are provided with positioning holes, and the inner walls of the positioning holes are in movable contact with the outer sides of the corresponding positioning rods.

Preferably, the left end of the rack located on the left side is fixedly connected with a sliding block, the inner wall of the bottom of the first groove is fixedly connected with a T-shaped sliding rail, the bottom of the sliding block is provided with a T-shaped sliding groove, the two sides of the T-shaped sliding groove are both provided with openings, and the T-shaped sliding rail is connected with the T-shaped sliding groove in a sliding mode.

Preferably, the inner wall of one side, far away from each other, of the two protection boxes is fixedly bonded with a third elastic rubber, and one side, close to each other, of the two third elastic rubbers is in close contact with two sides of the turbidity meter measuring body respectively.

Preferably, the right side of apron is seted up flutedly, and fixedly connected with third magnet on the recess keeps away from its open-ended one side inner wall, and fixedly connected with fourth magnet on the right side inner wall of L shape kelly, the left side of fourth magnet extend to in the recess and adsorb mutually with the right side of third magnet, the outside of fourth magnet and the inner wall movable contact of recess.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses be convenient for shelter from the protection to turbidity appearance body and turbidity appearance measurement body, the setting of first elastic rubber of cooperation, second elastic rubber, elasticity gum cover and third elastic rubber simultaneously can effectual reduction carry the risk of in-process turbidity appearance body damage, and be convenient for when using, relieve fast and measure sheltering from of body to turbidity appearance body and turbidity appearance, the convenience of customers uses, satisfies the user demand.

Drawings

Fig. 1 is a schematic structural view of a portable turbidimeter according to the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 100. a turbidimeter body; 101. a nephelometer measurement volume; 1. a clip-shaped protective sleeve; 2. positioning a rod; 3. a base plate; 4. a cover plate; 5. a first groove; 6. a protective case; 7. a rotating shaft; 8. rotating the block; 9. a gear; 10. a rack; 11. a travel bar; 12. a clip frame; 13. a connecting rod; 14. an L-shaped clamping rod; 15. a first magnet; 16. a second magnet; 17. a card slot; 18. and a second elastic rubber sheet.

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.

Referring to fig. 1-3, a portable turbidimeter, comprising a turbidimeter body 100 and a turbidimeter measuring body 101 on the turbidimeter body 100, wherein the turbidimeter measuring body 101 is electrically connected with the turbidimeter body 100 through a wire, a clip-shaped protective sleeve 1 is movably sleeved on the turbidimeter body 100, an elastic rubber sleeve is arranged in the clip-shaped protective sleeve 1 in a splicing way, the inner wall of the elastic rubber sleeve is tightly contacted with the outer side of the turbidimeter body 100, a bottom plate 3 is fixedly arranged at the bottom of the clip-shaped protective sleeve 1, a rubber block is fixedly connected at the top of the bottom plate 3, the top of the rubber block is movably contacted with the bottom of the turbidimeter body 100, a cover plate 4 is movably contacted at the top of the clip-shaped protective sleeve 1, the top of the turbidimeter measuring body 101 extends to the upper part of the cover plate 4, the bottom of the cover plate 4 is fixedly connected with the top of the turbidimeter body 100, positioning rods 2 are fixedly connected at both sides of the bottom of the cover plate 4, the clip-shaped protective sleeve 1 is movably sleeved on the two positioning rods 2, the top of the cover plate 4 is movably contacted with two protective boxes 6, one side and the bottom of the two protective boxes 6 which are close to each other are both provided with openings, one side of the two protective boxes 6 which are close to each other is movably contacted, the turbidity meter measuring body 101 is positioned in the two protective boxes 6, the top of the cover plate 4 is provided with a first groove 5, two rotating shafts 7 are rotatably arranged between the front inner wall and the rear inner wall of the first groove 5, the rotating shafts 7 are fixedly sleeved with rotating blocks 8, the top of the rotating blocks 8 is fixedly connected with the bottom of the corresponding protective boxes 6, the rotating shafts 7 are fixedly sleeved with rotary driving mechanisms, one side of the two rotary driving mechanisms which is close to each other is fixedly connected with the same connecting mechanism, the connecting mechanism is sleeved on a guide wire, the right side of the rotary driving mechanism positioned on the right side is fixedly connected with a connecting rod 13, the right side of the positioning rod 2 positioned on the right side in the two positioning rods 2 is provided with a clamping groove 17, a clamping mechanism is movably clamped in the clamping groove 17, the right side of the clamping mechanism extends to the right side of the clip-shaped protective sleeve 1, the clamping mechanism is magnetically clamped on the right side of the cover plate 4, the right end of the connecting rod 13 extends to the right side of the cover plate 4 and is fixedly connected with the clamping mechanism, the left side of the bottom of the connecting rod 13 is fixedly connected with a first magnet 15, and the inner wall of the bottom of the first groove 5 is fixedly connected with a second magnet 16 matched with the first magnet 15;

the rotary driving mechanism comprises a gear 9 fixedly sleeved on the rotating shaft 7, the gear 9 is positioned on the front side of the corresponding rotating block 8 and the protective box 6, racks 10 are meshed with the bottom of the gear 9 positioned on the left side and the top of the gear 9 positioned on the right side, the two racks 10 are symmetrically arranged, the right end of the rack 10 positioned on the right side is fixedly connected with the left end of the connecting rod 13, and the rack 10 positioned on the left side is slidably mounted on the inner wall of the bottom of the first groove 5;

the connecting mechanism comprises a clip frame 12, the clip frame 12 is sleeved on the guide wire, the left side of the clip frame 12 is fixedly connected with the right end of the rack 10 positioned on the left side, the left end of the rack 10 positioned on the right side is fixedly connected with a movable rod 11, and the left side of the movable rod 11 is fixedly connected with the right side of the clip frame 12;

the clamping mechanism comprises an L-shaped clamping rod 14 which is movably clamped in a clamping groove 17, the right side of the L-shaped clamping rod 14 extends to the right side of the clip-shaped protecting sleeve 1 and is fixedly connected with a U-shaped handle, the inner wall of the right side of the L-shaped clamping rod 14 is fixedly connected with the right end of a connecting rod 13, the L-shaped clamping rod 14 is magnetically clamped at the right side of the cover plate 4, wherein the inner wall of the right side of the first groove 5 is provided with a connecting rod movable perforation which is slidably sleeved with the outer side of the connecting rod 13, the utility model is convenient for shielding and protecting the turbidimeter body 100 and the turbidimeter measuring body 101, meanwhile, the arrangement of the first elastic rubber sheet, the second elastic rubber sheet 18, the elastic rubber sleeve and the third elastic rubber sheet is matched, can effectively reduce the risk of damaging the turbidity meter body 100 in the carrying process, is convenient for use, remove fast and measure sheltering from of body 101 to turbidity appearance body 100 and turbidity appearance, make things convenient for personnel to use, satisfy the user demand.

In the utility model, the outer side of the clip-shaped protective sleeve 1 is adhered and sleeved with a first elastic rubber sheet, the bottom of the bottom plate 3 is adhered and fixed with a second elastic rubber sheet 18, both sides of the top of the cover plate 4 are fixedly connected with pull rings, the two pull rings are fixedly connected with a same suspension rope, both sides of the top of the clip-shaped protective sleeve 1 are respectively provided with a positioning hole, the inner wall of the positioning hole is movably contacted with the outer side of the corresponding positioning rod 2, the right side inner wall of the positioning hole on the right side is provided with a rectangular perforation for the L-shaped clamping rod 14 to pass through, the left end of the left rack 10 is fixedly connected with a slide block, the bottom inner wall of the first groove 5 is fixedly connected with a T-shaped slide rail, the bottom of the slide block is provided with a T-shaped slide groove, the T-shaped slide rail is slidably connected with the T-shaped slide groove, a third elastic rubber sheet is adhered and fixed on the inner wall on the side, which is far away from each other two protective boxes 6, the side where the two third elastic rubber sheets are close to each other is respectively in close contact with the two sides of the turbidimeter measuring body 101, the right side of the cover plate 4 is provided with a groove, the inner wall of one side of the groove far away from the opening of the groove is fixedly connected with a third magnet, the inner wall of the right side of the L-shaped clamping rod 14 is fixedly connected with a fourth magnet, the left side of the fourth magnet extends into the groove and is adsorbed with the right side of the third magnet, and the outer side of the fourth magnet is movably contacted with the inner wall of the groove, the utility model is convenient for shielding and protecting the turbidimeter body 100 and the turbidimeter measuring body 101, and simultaneously matching the arrangement of the first elastic rubber sheet, the second elastic rubber sheet 18, the elastic rubber sleeve and the third elastic rubber sheet, the risk of damaging the turbidimeter body 100 in the carrying process can be effectively reduced, and the shielding of the turbidimeter body 100 and the turbidimeter measuring body 101 can be rapidly removed when in use, thereby facilitating the use of personnel, the use requirement is met.

The working principle is as follows: when the portable turbidity meter is used, the display screen on the turbidity meter body 100 is shielded and protected by the clip-shaped protective sleeve 1, the turbidity meter measuring body 101 is shielded and protected by the two protective boxes 6 in a matching manner, and the risk of damage to the turbidity meter body 100 in the carrying process can be effectively reduced by the arrangement of the first elastic rubber, the second elastic rubber 18, the elastic rubber sleeve and the third elastic rubber;

when the turbidity meter body 100 and the turbidity meter measuring body 101 need to be exposed for use, the U-shaped handle is pulled rightwards, the U-shaped handle drives the L-shaped clamping rod 14 to move rightwards, the L-shaped clamping rod 14 drives the fourth magnet to be separated from the third magnet, the L-shaped clamping rod 14 moves rightwards and is separated from the clamping groove 17, the L-shaped clamping rod 14 moves rightwards and is pulled out of the clip-shaped protecting sleeve 1, the clip-shaped protecting sleeve 1 is released from being fixed, the clip-shaped protecting sleeve 1 can be moved downwards at the moment, the clip-shaped protecting sleeve 1 slides downwards on the two positioning rods 2, the clip-shaped protecting sleeve 1 moves downwards and releases the shielding of the turbidity meter body 100, the clip-shaped protecting sleeve 1 moves downwards and is separated from the two positioning rods 2, the L-shaped clamping rod 14 also drives the connecting rod 13 to move rightwards when moving, the connecting rod 13 drives the rack 10 on the right side, the rack 10 on the right side drives the clip-shaped frame 12 to move rightwards through the moving rod 11, the square-shaped frame 12 drives the left rack 10 to move rightwards, because the two racks 10 are symmetrically arranged, the two racks 10 move rightwards and simultaneously drive the two gears 9 to rotate in opposite directions, the gears 9 drive the corresponding rotating shafts 7 to rotate, the rotating shafts 7 drive the corresponding rotating blocks 8 to rotate, the two rotating blocks 8 drive the two protection boxes 6 to rotate in opposite directions, the two protection boxes 6 gradually relieve the shielding of the turbidity meter measuring body 101 while rotating, the connecting rod 13 also drives the first magnet 15 to move rightwards while moving rightwards, when the first magnet 15 moves rightwards and is adsorbed by the second magnet 16, the two protection boxes 6 rotate to be in a horizontal state and are positioned in the first groove 5, and at the moment, the turbidity meter measuring body 101 and the turbidity meter body 100 can be normally used;

after the device is used, when the turbidity meter measuring body 101 and the turbidity meter body 100 need to be shielded and protected, the clip-shaped protective sleeve 1 is sleeved on the two positioning rods 2, the clip-shaped protective sleeve 1 moves upwards and simultaneously shields and protects the turbidity meter body 100, when the clip-shaped protective sleeve 1 moves upwards until the top of the clip-shaped protective sleeve contacts with the bottom of the cover plate 4, the L-shaped clamping rod 14 is aligned with the clamping groove 17, then the U-shaped handle is pushed leftwards, the U-shaped handle drives the L-shaped clamping rod 14 to move leftwards into the clamping groove 17, the L-shaped clamping rod 14 is clamped with the clamping groove 17, so that the clip-shaped protective sleeve 1 is fixed, the L-shaped clamping rod 14 moves leftwards and simultaneously drives the fourth magnet to be adsorbed with the third magnet, the L-shaped clamping rod 14 drives the connecting rod 13 to move leftwards, the connecting rod 13 moves leftwards and simultaneously is opposite to the motion process of the connecting rod 13, so that the two protective boxes 6 are changed into the direction of moving towards each other to shield and protect the turbidity meter measuring body 101, the risk of damage caused by mistaken collision in the carrying process is reduced.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

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. A portable turbidity meter comprises a turbidity meter body (100) and a turbidity meter measuring body (101) on the turbidity meter body (100), wherein the turbidity meter measuring body (101) is electrically connected with the turbidity meter body (100) through a lead, the turbidity meter body (100) is movably sleeved with a clip-shaped protective sleeve (1), the portable turbidity meter is characterized in that the clip-shaped protective sleeve (1) is internally provided with an elastic rubber sleeve in a bonding sleeve manner, the inner wall of the elastic rubber sleeve is tightly contacted with the outer side of the turbidity meter body (100), the bottom of the clip-shaped protective sleeve (1) is fixedly provided with a bottom plate (3), the top of the bottom plate (3) is fixedly connected with a rubber block, the top of the rubber block is movably contacted with the bottom of the turbidity meter body (100), the top of the clip-shaped protective sleeve (1) is movably contacted with a cover plate (4), the top of the turbidity meter measuring body (101) extends to the upper part of the cover plate (4), the bottom of the cover plate (4) is fixedly connected with the top of the turbidity meter body (100), the two sides of the bottom of the cover plate (4) are fixedly connected with positioning rods (2), the zigzag-shaped protective sleeve (1) is movably sleeved on the two positioning rods (2), the top of the cover plate (4) is movably contacted with two protective boxes (6), one side and the bottom of each protective box (6), which are close to each other, are respectively provided with an opening, one side of each protective box (6), which is close to each other, is movably contacted, a turbidimeter measuring body (101) is positioned in the two protective boxes (6), the top of the cover plate (4) is provided with a first groove (5), two rotating shafts (7) are rotatably arranged between the inner wall of the front side and the inner wall of the rear side of the first groove (5), rotating blocks (8) are fixedly sleeved on the rotating shafts (7), the tops of the rotating blocks (8) are fixedly connected with the bottoms of the corresponding protective boxes (6), rotary driving mechanisms are fixedly sleeved on the rotating shafts (7), one side, which is close to each other, is fixedly connected with the same connecting mechanism, coupling mechanism cover is established on the wire, the right side fixedly connected with connecting rod (13) of the rotary driving mechanism who is located the right side, draw-in groove (17) have been seted up on the right side of locating rod (2) that are located the right side in two locating rods (2), movable clamping is equipped with the mechanism that clamps in draw-in groove (17), the right side that clamps the mechanism extends to the right side of returning shape lag (1), it inhales the right side that clamps at apron (4) to clamp the mechanism magnetism, the right-hand member of connecting rod (13) extends to the right side of apron (4) and with the mechanism fixed connection that clamps, the first magnet of bottom left side fixedly connected with (15) of connecting rod (13), fixedly connected with and first magnet (15) matched with second magnet (16) on the bottom inner wall of first groove (5).

2. A portable turbidimeter according to claim 1, characterized in that said rotation driving means comprise a gear (9) fixed to the shaft (7), said gear (9) being located in front of the corresponding turning block (8) and the protective box (6), the bottom of the gear (9) located on the left side and the top of the gear (9) located on the right side being engaged with a rack (10), the right end of the rack (10) located on the right side being fixedly connected to the left end of the connecting rod (13), the rack (10) located on the left side being slidably mounted on the inner wall of the bottom of the first tank (5).

3. The portable turbidimeter of claim 1, wherein said connecting mechanism comprises a clip (12), said clip (12) is sleeved on the wire, the left side of the clip (12) is fixedly connected to the right end of the rack (10) on the left side, the left end of the rack (10) on the right side is fixedly connected to a movable rod (11), and the left side of the movable rod (11) is fixedly connected to the right side of the clip (12).

4. The portable turbidimeter according to claim 1, wherein said locking mechanism comprises an L-shaped locking bar (14) movably locked in a locking groove (17), the right side of the L-shaped locking bar (14) extends to the right side of the clip-shaped protection cover (1) and is fixedly connected with a U-shaped handle, the inner wall of the right side of the L-shaped locking bar (14) is fixedly connected with the right end of the connecting rod (13), and the L-shaped locking bar (14) is magnetically clamped on the right side of the cover plate (4).

5. The portable turbidimeter according to claim 1, wherein the outer side of said clip-shaped protective cover (1) is bonded and sleeved with a first elastic rubber, and the bottom of said bottom plate (3) is bonded and fixed with a second elastic rubber (18).

6. The portable turbidimeter according to claim 1, wherein said cover plate (4) is fixed with pull rings on both sides of its top, and said pull rings are fastened with the same suspension rope, and said two sides of the top of said clip-shaped protection cover (1) are provided with positioning holes, and the inner walls of said positioning holes are in movable contact with the outer sides of the corresponding positioning rods (2).

7. The portable turbidimeter according to claim 2, wherein a slide block is fixedly connected to the left end of the rack (10) located on the left side, a T-shaped slide rail is fixedly connected to the inner wall of the bottom of the first groove (5), a T-shaped slide groove with two open sides is formed in the bottom of the slide block, and the T-shaped slide rail is slidably connected with the T-shaped slide groove.

8. A portable turbidimeter according to claim 1, characterized in that the inner walls of the two protection boxes (6) at the sides far away from each other are fixedly bonded with third elastic rubber sheets, and the sides close to each other of the two third elastic rubber sheets are respectively in close contact with the two sides of the turbidimeter measuring body (101).

9. A portable turbidimeter as claimed in claim 4, wherein the cover plate (4) is provided with a recess on the right side, a third magnet is fixedly connected to the inner wall of the recess on the side away from the opening, a fourth magnet is fixedly connected to the inner wall of the L-shaped latch (14) on the right side, the left side of the fourth magnet extends into the recess and is attracted to the right side of the third magnet, and the outer side of the fourth magnet is in movable contact with the inner wall of the recess.