CN115791298A - Sewage chemical examination collection system - Google Patents

Abstract

The utility model relates to a sewage chemical examination collection system, belong to the technical field of sewage collection, it includes the intercommunication piece, first cavity has been seted up in the intercommunication piece, the lateral wall of intercommunication piece one side runs through and has seted up the introduction port, the lateral wall of intercommunication piece opposite side runs through and has seted up a plurality of appearance mouths, the intercommunication piece is connected with the sampling tube in introduction port department, the sampling tube is close to the one end of intercommunication piece and installs the force pump, the intercommunication piece is in the equal fixedly connected with appearance pipe of appearance mouth department, the bottom fixedly connected with base of intercommunication piece, the surface of base in appearance pipe below all is provided with the sampling tank, the quantity of sampling tank is the same with the quantity of appearance pipe and the one-to-one, this application has the effect that improves collection efficiency.

Description

A sewage test collection device

technical field

The present application relates to the technical field of sewage collection, in particular to a sewage test collection device.

Background technique

With the development of science and technology, environmental pollution is an increasingly serious problem. Sewage treatment is the most important of many environmental problems. Sewage includes industrial sewage and domestic sewage. If the sewage cannot be completely purified, it will be discharged directly and will re-enter the earth. In the water circulation system of the water circulation system, in addition to destroying the ecological environment, the sewage will also enter the human body and affect human health. The components contained in the sewage are different. In order to better treat the sewage, it is usually necessary to collect samples of sewage from different locations, and then Take it to the laboratory for analysis and experimentation to find out the most effective treatment.

In view of the related technologies mentioned above, the inventor believes that most of the existing sewage sample collection devices can only collect one type of sample at a time, which has the defect of low collection efficiency.

Contents of the invention

In order to improve collection efficiency, the application provides a sewage test collection device.

A sewage test collection device provided by the application adopts the following technical scheme:

A sewage test collection device, comprising a connecting block, a first cavity is opened in the connecting block, a sample inlet is opened through the side wall of one side of the connecting block, and a plurality of sample outlets are opened through the side wall of the other side of the connecting block. The connecting block is connected with a sampling tube at the sample inlet, and a pressure pump is installed at the end of the sampling tube close to the connecting tube. The connecting block is fixedly connected with a sample tube at the sample outlet, and the bottom of the connecting block is fixedly connected with a base. Sampling tanks are arranged on the surface of the base below the sample outlet tubes, and the number of sampling tanks is the same as that of the sample outlet tubes and corresponds to each other.

By adopting the above technical scheme, the staff inserts the sampling tube into the sewage to be sampled and then starts the pressure pump to pump the water sample into the sampling tube. The water sample flows from the sampling tube into the connecting block, so that the water sample flows into the sample tube through the sample outlet. Then it flows into the sampling tank through the sample outlet tube. Through the above structure, the staff can collect multiple parallel water samples at one time, achieving the effect of improving the collection efficiency.

Optionally, the base is fixedly connected with a fixed block on the side of the connecting block away from the sampling tank along the direction perpendicular to the connecting block, the surface of the fixed block facing away from the base is provided with a groove inward along its own length, and slides in the groove A moving block is connected, and spur gears are arranged on both sides of the moving block close to the end of the connecting block. The side wall of the fixed block at the groove is provided with an avoidance groove for the movement of the spur gear along its own length direction, and the fixed block is at the avoidance groove. The inner bottom wall is fixed with a rack meshed with the spur gear, and a second cavity is opened in the moving block, and a double-axis motor is installed in the second cavity, and the output shaft of the double-axis motor runs through the gap between the moving block and the spur gear. Fixed connection, the end of the moving block away from the connecting block is provided with a third cavity inwardly, a rotating motor is installed in the third cavity, the output shaft of the rotating motor runs through the moving block and extends to the outside, the output shaft of the rotating motor is fixedly connected There is a first reel, and the sampling tube is wound on the peripheral side wall of the first reel.

By adopting the above technical solution, the double-axis motor is started to make the spur gear rotate, and the spur gear rotates to make itself roll along the rack, so that the spur gear makes the moving block slide along the groove, the moving block moves to make the first reel move, and the staff moves the second After the first reel moves to the desired position, the rotation motor is started, and the rotation motor makes the first reel rotate, and the rotation of the first reel causes the sampling tube to be loosened into the substituting water sample. Through the above structure, the effect of controlling the sampling position is realized.

Optionally, a counterweight is fixed on the circumferential side wall of the end of the sampling tube away from the communication tube.

By adopting the above technical solution, the counterweight increases the weight of the end of the sampling tube, realizing the effect of stabilizing the sampling tube during the sampling process.

Optionally, two support plates are fixed on the surface of the moving block facing the sampling tube, a second reel is rotatably connected between the two support plates, and the sampling tube is wound on the circumferential side wall of the second reel.

By adopting the above technical solution, when the moving block is away from the connecting block, the staff rotates the second reel to loosen the sampling tube; when the moving block is close to the connecting block, the staff rotates the second reel to wind the sampling tube around the cylinder wall. Through the above structure, the effect of neatly storing the sampling tubes is realized.

Optionally, a first bevel gear is fixed on the circumferential side wall of any one of the output shafts of the dual-axis motor, and a rotating roller is arranged vertically in the moving block, and the bottom end of the rotating roller extends into the second cavity Inside, the second bevel gear is fixed on the circumferential side wall of the rotating roller in the second cavity, the second bevel gear is meshed with the first bevel gear, and the top end of the rotating roller penetrates the moving block and protrudes to the outside. A third bevel gear is fixed on the circumferential side wall of the rotating roller protruding from the moving block, and a linkage roller is arranged horizontally between the third bevel gear and the support plate, and one end of the linkage roller penetrates the support plate and is fixedly connected with the second reel , the other end of the linkage roller is fixedly connected with a fourth bevel gear, and the fourth bevel gear is engaged with the third bevel gear.

By adopting the above technical scheme, the rotation of the biaxial motor rotates the first bevel gear, the first bevel gear rotates the second bevel gear, the second bevel gear rotates the roller, the roller rotates the third bevel gear, and the third bevel gear rotates. The fourth bevel gear is rotated, and the fourth bevel gear rotates the second reel, thereby realizing the effect that the double-shaft motor drives the second reel to rotate.

Optionally, the moving block is fixed with a guide block facing the bottom wall of the fixed block, and the inner bottom wall of the fixed block at the groove is provided with a guide groove that is slidably fitted to the guide block.

By adopting the above technical solution, the movement of the moving block makes the guide block slide along the guide groove, and the guide block guides and limits the moving block, thereby achieving the effect of improving the stability of the moving block when moving.

Optionally, an elbow is fixedly connected to the end of the sample outlet pipe away from the communication block.

By adopting the above technical scheme, the water sample in the sample outlet pipe flows into the sampling tank through the elbow, thereby realizing the effect of facilitating the flow of the water sample from the sample outlet pipe into the sampling tank.

Optionally, the side of the elbow facing the sampling tank is provided with a baffle along the horizontal direction, and a guide rod is slidably connected to the inside of the baffle along the horizontal direction. Both ends of the guide rod pass through the baffle. There is a horizontal plate fixedly connected between the end of the vertical plate away from the guide rod and the sample pipe, and a floating plate is arranged in the horizontal direction in the sampling tank, and sliders are fixed at both ends of the floating plate, and the sampling tank faces the slider. The inner wall is provided with a chute adapted to the sliding of the slider. The side wall of the floating plate away from the bottom wall of the sampling tank is fixed with a trigger rod for driving the baffle to slide along the guide rod. The end of the trigger rod near the baffle is provided with a conical shape.

By adopting the above technical scheme, after the water sample flows into the sampling tank, the floating plate moves upward due to the buoyancy of the water, the floating plate makes the slider slide along the chute, and at the same time, the floating plate slides the baffle along the guide rod through the trigger rod. When the water sample in the sampling tank is full, the baffle completely blocks the port of the elbow, thereby realizing the effect of automatically stopping sampling after the sampling tube is full.

Optionally, the side wall of the baffle plate facing the vertical plate is connected with a connecting rod for rotation, the side wall of the vertical plate is penetrated with a through hole for the connecting rod to pass through, and the end of the connecting rod away from the baffle plate is fixed with a connecting block. The plate is provided with a through groove for the passage of the connecting block at the through hole.

By adopting the above technical solution, the baffle moves to make the connecting rod pass through the through hole, and at the same time, the connecting rod makes the connecting block pass through the through groove, and then the staff turns the connecting rod to make the connecting block deviate from the through groove, thereby realizing the limit of the baffle Effect.

Optionally, a return spring is fixed between the baffle plate and the riser, and the return spring is sheathed on the circumferential side wall of the guide rod.

By adopting the above technical scheme, when the baffle is close to the vertical plate, the return spring is compressed. Before the next sampling, the staff rotates the connecting rod to align the connecting block with the through groove, and the return spring restores elasticity to move the baffle, so that the curved The port of the tube is open. Through the above structure, the effect of automatically opening the elbow is realized.

In summary, the present application includes at least one of the following beneficial technical effects:

1. The pressure pump pumps the water sample into the sampling tube, and the water sample flows from the sample tube into the sampling tank through the connecting block. The staff can collect multiple parallel water samples at one time, achieving the effect of improving the collection efficiency;

2. The double-axis motor makes the moving block drive the first reel to move through the spur gear. After the first reel moves to the desired position, turn the motor to make the first reel rotate, so that the sampling tube is released, thus realizing controlled sampling the effect of position;

3. The double-axis motor drives the second bevel gear to rotate the roller through the first bevel gear, and the fourth bevel gear drives the second reel to rotate through the third bevel gear, so that the double-axis motor drives the second reel The effect of turning.

Description of drawings

Fig. 1 is the structural representation of a kind of sewage test collection device of the embodiment of the present application;

Fig. 2 is a partial cross-sectional view of the embodiment of the present application to reflect the internal structure of the connecting block;

Fig. 3 is a partially enlarged schematic diagram of part A in Fig. 2;

Fig. 4 is a partial cross-sectional view showing the internal structure of the moving block according to the embodiment of the present application;

Fig. 5 is a partial schematic diagram of an embodiment of the present application embodying the movement mode of the first reel.

In the figure, 1, connecting block; 11, first cavity; 12, sample inlet; 121, sampling tube; 1211, counterweight block; 122, pressure pump; 13, sample outlet; 131, sample outlet tube; 1311 , elbow; 14, base; 2, sampling tank; 21, chute; 3, fixed block; 31, groove; 311, avoidance groove; 3111, rack; 312, guide groove; 4, moving block; 41, Spur gear; 42, second cavity; 421, biaxial motor; 4211, first bevel gear; 422, rotating roller; 4221, second bevel gear; 4222, third bevel gear; 43, third cavity; 431 , rotating motor; 4311, first reel; 44, guide block; 5, support plate; 51, second reel; 52, linkage roller; 521, fourth bevel gear; 6, baffle plate; 61, guide rod; 611, vertical plate; 612, return spring; 6111, horizontal plate; 6112, through hole; 6113, through groove; 62, connecting rod; 621, connecting block; 7, floating plate; 71, slide block; 72, trigger lever; 721. Conical shape.

Detailed ways

The present application will be described in further detail below in conjunction with accompanying drawings 1-5.

The embodiment of the application discloses a sewage test collection device.

Referring to Fig. 1 , a sewage test collection device includes a connecting block 1, the bottom of the connecting block 1 is fixedly connected with a base 14, and one side of the connecting pipe is fixedly connected with a sampling pipe 121. In the embodiment of the present application, the sampling pipe 121 is long and flexible. A pressure pump 122 is installed on the end of the sampling pipe 121 close to the communication block 1 , and a sampling tank 2 is installed on the side of the communication block 1 facing away from the pressure pump 122 .

The pressure pump 122 starts to pump the water sample into the sampling pipe 121 , the water sample flows from the sampling pipe 121 into the connecting block 1 , and then the water sample flows from the connecting block 1 into the sampling tank 2 .

Referring to Fig. 2, a first cavity 11 is provided in the communication block 1, and a sample inlet 12 is provided through the side wall of the communication block 1 side, and the sampling tube 121 is fixedly connected with the communication block 1 at the sample inlet 12, and the communication block 1 1 A plurality of sample outlets 13 are opened through the side wall away from the sample inlet 12. In the embodiment of this application, there are four sample outlets 13, and the connecting block 1 is fixedly connected with sample outlets 13 at the sample outlets 13. 131 , an elbow 1311 is fixedly connected to the end of the sample outlet pipe 131 away from the communication block 1 .

Referring to FIG. 2 , there are multiple sampling canisters 2 , the number of sampling canisters 2 and the sample outlets 13 are the same and one-to-one correspondence, and the sampling canisters 2 are arranged between the base 14 and the elbow 1311 .

After the water sample flows into the connecting block 1, the water sample flows into the sample outlet pipe 131 from the sample outlet 13, then the water sample flows from the sample outlet pipe 131 into the elbow 1311, and finally the water sample flows into the sampling tank 2 from the elbow 1311.

With reference to Fig. 2 and Fig. 3, the floating plate 7 is arranged in the horizontal direction in the sampling tank 2, and the side wall on one side of the floating plate 7 is fixed with a slider 71. In the embodiment of the present application, the slider 71 is set as a T-shaped block, The inner wall of the sampling tank 2 is provided with a chute 21 slidably fitted to the slider 71 along the vertical direction. In the embodiment of the present application, the chute 21 is set as a T-shaped slot.

Referring to Fig. 2 and Fig. 3, the end of the curved pipe 1311 away from the sample pipe 131 is provided with a baffle 6 along the horizontal direction, and a guide rod 61 is slidably connected to the inside of the baffle 6, and the guide rod 61 runs through the baffle 6 and extends to the outside. The end of the guide bar 61 away from the connecting block 1 is fixed with a vertical plate 611 along the vertical direction, and the end of the vertical plate 611 away from the guide bar 61 is fixed with a horizontal plate 6111 along the horizontal direction. Two trigger rods 72 are arranged in the vertical direction, and the two trigger rods 72 are respectively arranged on the two ends of the floating plate 7, and the bottom end of the trigger rod 72 is fixedly connected with the floating plate 7, and the top end of the trigger rod 72 is set as a conical shape 721 .

The water sample is added into the sampling tank 2, the water drives the floating plate 7 to move, the floating plate 7 drives the slider 71 to slide along the chute 21, and at the same time, the floating plate 7 drives the trigger rod 72 to move, and the trigger rod 72 drives the baffle 6 through the conical shape 721 Move along the guide rod 61 until the water sample fills up the sampling tank 2, and then the baffle plate 6 completely closes the port of the elbow 1311.

Referring to Fig. 2 and Fig. 3, the side wall of the baffle plate 6 facing the vertical plate 611 is horizontally connected with two connecting rods 62, and the two connecting rods 62 are respectively arranged on both sides of the guide rod 61, and the vertical plate 611 faces the elbow The side wall of 1311 is penetrated with a through hole 6112 for the connecting rod 62 to pass through, and the end of the connecting rod 62 away from the baffle plate 6 is fixed with a connecting block 621, and the vertical plate 611 is provided with a connecting block 621 at the through hole 6112. The through groove 6113.

Referring to FIG. 3 , a return spring 612 is fixed between the baffle plate 6 and the vertical plate 611 , and the return spring 612 is sheathed on the circumferential side wall of the guide rod 61 .

Before sampling the sewage, the worker rotates the connecting rod 62 to align the connecting block 621 with the through groove 6113, and the return spring 612 restores deformation to drive the baffle 6 to slide along the guide rod 61, so that the baffle 6 opens the elbow 1311. After the sampling tank 2 is filled up, the baffle plate 6 closes the elbow 1311. At this time, the connecting rod 62 passes through the through hole 6112. At the same time, the connecting rod 62 drives the connecting block 621 to pass through the through groove 6113. Then the staff rotates the connecting rod 62 to connect The rod 62 drives the connecting block 621 to deviate from the through slot 6113 , thereby fixing the baffle plate 6 .

Referring to Fig. 1 and Fig. 4, the side of the base 14 away from the sampling tank 2 is fixedly connected with the fixed block 3 along the direction perpendicular to the base 14, the surface of the fixed block 3 is provided with a groove 31 along its own length direction, and the groove 31 is slidingly connected There is a moving block 4, and the moving block 4 is fixedly provided with a guide block 44 towards the bottom wall of the fixed block 3. In the embodiment of the present application, the guide block 44 is set as a T-shaped block, and the fixed block 3 is set on the inner bottom wall of the groove 31. There is a guide slot 312 that is slidingly adapted to the guide block 44. In the embodiment of the present application, the guide slot 312 is set as a T-shaped slot.

Referring to Fig. 1 and Fig. 4, two spur gears 41 are arranged on the end of the moving block 4 near the base 14, and the two spur gears 41 are respectively arranged on both sides of the moving block 4, and the opposite side walls of the fixed block 3 at the groove 31 place Both are provided with avoidance grooves 311 for the movement of the spur gear 41 , and the inner bottom wall of the fixed block 3 at the avoidance groove 311 is fixed with a rack 3111 engaged with the spur gear 41 along the length direction of the fixed block 3 .

Referring to Fig. 1 and Fig. 4, a second cavity 42 is opened in the end of the moving block 4 close to the base 14, and a biaxial motor 421 is installed in the second cavity 42, and the two output shafts of the biaxial motor 421 run through the moving block 4 and are respectively fixedly connected with the spur gear 41.

The double-axis motor 421 starts to drive the two spur gears 41 to rotate, and the spur gear 41 rotates to make itself roll along the rack 3111, so that the spur gear 41 drives the moving block 4 to slide along the groove 31, and the moving block 4 drives the guide block 44 to slide along the guide groove 312 slide.

Referring to Fig. 4, the side wall of the moving block 4 away from the fixed block 3 is fixedly provided with two support plates 5, the two support plates 5 are arranged oppositely, and a second reel 51 is rotatably connected between the two support plates 5, sampling The tube 121 is wound on the circumferential side wall of the second drum 51 .

Referring to Fig. 4, first bevel gear 4211 is fixedly provided with the circumferential side wall of any output shaft of biaxial motor 421, is provided with turning roller 422 along vertical direction in the moving block 4, and the bottom end of turning roller 422 stretches into the second In the cavity 42, the second bevel gear 4221 is fixed on the circumferential side wall of the second cavity 42 of the rotating roller 422, and the second bevel gear 4221 is engaged with the first bevel gear 4211. The top of the rotating roller 422 Through the moving block 4 and extended to the outside, the rotating roller 422 extends out of the circumferential side wall of the moving block 4 and is fixed with a third bevel gear 4222, and one side of the third bevel gear 4222 is meshed with a fourth bevel gear 521. The four-bevel gear 521 is fixed with a linkage roller 52 along the horizontal direction, and the end of the linkage roller 52 away from the fourth bevel gear 521 passes through the support plate 5 and is fixedly connected to the second drum 51 .

The biaxial motor 421 starts to drive the first bevel gear 4211 to rotate, the first bevel gear 4211 drives the second bevel gear 4221 to rotate, the second bevel gear 4221 drives the rotating roller 422 to rotate, and the rotating roller 422 drives the third bevel gear 4222 to rotate, and the third bevel gear 4221 rotates. The bevel gear 4222 drives the fourth bevel gear 521 to rotate, the fourth bevel gear 521 drives the linkage roller 52 to rotate, and the linkage roller 52 drives the second reel 51 to rotate.

Referring to Fig. 5, one end of the moving block 4 away from the second cavity 42 is provided with a third cavity 43, the third cavity 43 runs through the end face of the moving block 4, a rotating motor 431 is installed in the third cavity 43, and the rotating motor 431 The output shaft passes through the moving block 4 and extends to the outside. The circumferential side wall of the output shaft of the rotating motor 431 is fixed with the first reel 4311, the sampling tube 121 is wound around the first reel 4311, and the sampling tube 121 is away from the connection block 1. A counterweight 1211 is fixed at the end.

After the moving block 4 moves to the desired position, the rotating motor 431 starts to drive the first reel 4311 to rotate, the first reel 4311 relaxes the sampling tube 121, and the counterweight 1211 drives the sampling tube 121 to be inserted into the water sample to be taken; After the sample collection is completed, the rotating motor 431 rotates through the first reel 4311 to wrap the sampling tube 121 on its circumferential side wall.

The implementation principle of a sewage testing collection device in the embodiment of the present application is as follows: before sampling, the staff rotates the connecting rod 62 to align the connecting block 621 with the through groove 6113, and the return spring 612 drives the baffle 6 to open the elbow 1311. The biaxial motor 421 starts to drive the moving block 4 to slide along the groove 31 through the spur gear 41. At the same time, the biaxial motor 421 rotates the second bevel gear 4221 through the first bevel gear 4211 to drive the rotating roller 422 to rotate, and the rotating roller 422 passes through the third cone. The gear 4222 makes the fourth bevel gear 521 drive the linkage roller 52 to rotate, and the linkage roller 52 loosens the sampling tube 121 through the second reel 51 . When the moving block 4 moves to the desired position, the rotating motor 431 starts to drive the first reel 4311 to rotate, the counterweight 1211 drives the sampling tube 121 to insert into the water sample to be taken, and the pressure pump 122 starts to pump the water sample into the sample Then the water sample flows into the sampling tank 2 from the connection block 1 . The water sample is added into the sampling tank 2, and the water passes through the floating plate 7 to make the trigger rod 72 drive the baffle plate 6 to move along the guide rod 61; after the water sample is filled with the sampling tank 2, the baffle plate 6 completely closes the port of the elbow 1311, and then The worker rotates the connecting rod 62 to fix the baffle plate 6 . Through the above structure, the effect of improving collection efficiency is realized.

The embodiments of this specific implementation mode are all preferred embodiments of the application, and are not intended to limit the scope of protection of the application. Therefore: all equivalent changes made according to the structure, shape, and principle of the application should be covered by the application. Within the protection scope of this application.

Claims (10)

1. The utility model provides a sewage chemical examination collection system which characterized in that: including intercommunication piece (1), first cavity (11) have been seted up in intercommunication piece (1), the lateral wall of intercommunication piece (1) one side runs through and has seted up introduction port (12), the lateral wall of intercommunication piece (1) opposite side runs through and has seted up a plurality of appearance mouths (13), intercommunication piece (1) are connected with sampling tube (121) in appearance mouth (12) department, pressure pump (122) are installed to one end that sampling tube (121) are close to intercommunication piece (1), intercommunication piece (1) are in the equal fixedly connected with appearance pipe (131) of appearance mouth (13) department, the bottom fixedly connected with base (14) of intercommunication piece (1), base (14) all are provided with sampling tank (2) on the surface of appearance pipe (131) below, the quantity of sampling tank (2) is the same and the one-to-one with the quantity of appearance pipe (131).

2. The wastewater chemical examination collection device of claim 1, wherein: the base (14) is fixedly connected with a fixed block (3) at one side of the communicating block (1) departing from the sampling tank (2) along the direction vertical to the communicating block (1), a groove (31) is formed in the surface of the fixed block (3) departing from the base (14) inwards along the length direction of the fixed block, a moving block (4) is connected in the groove (31) in a sliding manner, straight gears (41) are arranged at two sides of one end of the moving block (4) close to the communicating block (1), an avoiding groove (311) for the straight gears (41) to move is formed in the side wall of the fixed block (3) at the groove (31) along the length direction of the fixed block, a rack (3111) meshed and connected with the straight gears (41) is fixedly arranged on the inner bottom wall of the fixed block (3) at the avoiding groove (311), a second cavity (42) is formed in the moving block (4), a double-shaft motor (421) is arranged in the second cavity (42), an output shaft of the double-shaft motor (421) penetrates through the moving block (4) and is fixedly connected with the straight gears (41), a third cavity (43) is formed in a rotating manner, an output shaft 43431 is connected with a rotating shaft which penetrates through a rotating cylinder (431) and extends out of the first rotating mechanism (431), the sampling tube (121) is wound on the circumferential side wall of the first reel (4311).

3. The wastewater chemical examination collection device of claim 2, wherein: and a balancing weight (1211) is fixedly arranged on the circumferential side wall of one end, far away from the communicating pipe, of the sampling pipe (121).

4. The wastewater chemical examination collection device of claim 2, wherein: two supporting plates (5) are fixedly arranged on the surface, facing the sampling tube (121), of the moving block (4), a second winding drum (51) is rotatably connected between the two supporting plates (5), and the sampling tube (121) is wound on the circumferential side wall of the second winding drum (51).

5. The wastewater chemical examination collection device of claim 4, wherein: a first bevel gear (4211) is fixedly arranged on the circumferential side wall of any output shaft of the double-shaft motor (421), a rotating roller (422) is arranged in the moving block (4) in the vertical direction, the bottom end of the rotating roller (422) extends into the second cavity (42), a second bevel gear (4221) is fixedly arranged on the circumferential side wall of the rotating roller (422) in the second cavity (42), the second bevel gear (4221) is connected with the first bevel gear (4211) in a meshed mode, the top end of the rotating roller (422) penetrates through the moving block (4) and extends out of the moving block, a third bevel gear (4222) is fixedly arranged on the circumferential side wall of the rotating roller (422) extending out of the moving block (4), a linkage roller (52) is arranged between the third bevel gear (4222) and the supporting plate (5) in the horizontal direction, one end of the linkage roller (52) penetrates through the supporting plate (5) and is fixedly connected with the second winding drum (51), a fourth bevel gear (521) is fixedly connected with the other end of the linkage roller (52), and the fourth bevel gear (521) is connected with the third bevel gear (4222) in a meshed mode.

6. The wastewater chemical examination collection device of claim 2, wherein: the bottom wall of the moving block (4) facing the fixed block (3) is fixedly provided with a guide block (44), and the inner bottom wall of the fixed block (3) at the groove (31) is provided with a guide groove (312) matched with the guide block (44) in a sliding manner.

7. The wastewater chemical examination collection device of claim 1, wherein: one end of the sample outlet pipe (131) far away from the communicating block (1) is fixedly connected with a bent pipe (1311).

8. The wastewater chemical examination collection device of claim 7, wherein: return bend (1311) are provided with baffle (6) towards one side of sampling jar (2) along the horizontal direction, there are guide bar (61) along horizontal direction sliding connection in baffle (6), baffle (6) all run through at the both ends of guide bar (61), inherent riser (611) of one end of guide bar (61), fixedly connected with diaphragm (6111) between one end that guide bar (61) were kept away from in riser (611) and play appearance pipe (131), be provided with kickboard (7) along the horizontal direction in sampling jar (2), the both ends of kickboard (7) all have set firmly slider (71), sampling jar (2) offer spout (21) with slider (71) slip adaptation towards the inner wall of slider (71), the lateral wall that kickboard (7) deviate from sampling jar (2) diapire sets firmly and is used for driving baffle (6) along gliding trigger lever (72) of guide bar (61), conical (721) have been seted up to one end that trigger lever (72) are close to baffle (6).

9. The wastewater assay collection device of claim 8, wherein: the baffle (6) are connected with connecting rod (62) towards the rotation of the lateral wall of riser (611), and through-hole (6112) that are used for connecting rod (62) to pass are seted up in the run-through of riser (611) lateral wall, and connecting block (621) have been set firmly to the one end that baffle (6) were kept away from in connecting rod (62), and logical groove (6113) that are used for connecting block (621) to pass through are seted up in through-hole (6112) department to riser (611).

10. The wastewater assay collection device of claim 9, wherein: and a return spring (612) is fixedly arranged between the baffle (6) and the vertical plate (611), and the return spring (612) is sleeved on the circumferential side wall of the guide rod (61).

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