CN216878085U - Sampler with primary filtering function - Google Patents

Abstract

The utility model discloses a sampler with a primary filtering function, which relates to the technical field of samplers and comprises a filtering tank, a storage tank and a water pump, wherein the bottom end of the filtering tank is provided with a water inlet pipe, the water inlet end of the water pump is connected with a water pumping pipe, the water outlet end of the water pump is connected with the water inlet pipe, the side part of the filtering tank is connected with the storage tank through a first water outlet pipe and a one-way valve, the top end of the storage tank is provided with a second water outlet pipe, the second water outlet pipe is screwed with a screw cap, the bottom of the filtering tank is provided with a first filtering plate, one side of the filtering tank, which is close to the storage tank, is provided with a second filtering plate, so that the pumped water enters the filtering tank after being filtered by the first filtering plate, the water sample entering the filtering tank enters the storage tank after being filtered by the second filtering plate, make and carry out the prefilter to the water sample through filtering the jar, get rid of the impurity in the water sample, it is too much to avoid remaining impurity in the holding vessel, influences water quality testing's result.

Description

Sampler with primary filtering function

Technical Field

The utility model relates to the technical field of samplers, in particular to a sampler with a primary filtering function.

Background

In order to study the pollution level of river water, often need water quality testing personnel to take a sample to the water, then carry out the analysis research in when taking back to the experiment, though current quality of water sampler uses comparatively extensively, but current sampler does not possess the primary filtration function, leads to persisting impurity in the sampler, and the sampler is difficult to wash, influences the testing result of quality of water.

Disclosure of Invention

Aiming at the defects, the utility model aims to provide a sampler with a primary filtering function, and aims to solve the technical problems that the sampler in the prior art does not have the primary filtering function and impurities are left in the sampler.

In order to solve the technical problem, the technical scheme of the utility model is as follows:

have prefiltration function sampler, including filtering jar, holding vessel and water pump, the bottom of filtering the jar is equipped with the inlet tube, the intake-water pipe is connected to the end of intaking of water pump, the outlet end connection inlet tube of water pump, the lateral part of filtering the jar is through first outlet pipe and check valve connection holding vessel, the top of holding vessel is equipped with the second outlet pipe, the spiro union has the screw cap on the second outlet pipe, filter the bottom of jar and install first filter, filter one side that the jar is close to the holding vessel and install the second filter.

Preferably, all seted up a plurality of on first filter and the second filter and crossed the filtration pore, crossed the filtration pore and be the toper setting, crossed the filtration pore on the first filter and be the convergent setting up, crossed the filtration pore on the second filter and be the setting of flaring form towards filtering a jar center.

Preferably, the rotation of filtering the jar is equipped with the pivot, and the cover is equipped with the torsional spring in the pivot, and the both ends of torsional spring rigid coupling respectively has first torsion bar and second torsion bar, first torsion bar and pivot rigid coupling, and the rigid coupling has the pin on the first torsion bar, and first filter card is located between first torsion bar and the pin, and the first opening that can supply first filter to pass through is seted up at the top of filtering the jar, and it still detachably installs the first apron that seals first opening to filter to go up the jar.

Preferably, the second filter plate is inserted into the filter tank, a second opening through which the second filter plate can pass is formed in the top of the filter tank, and a second cover plate for closing the second opening is detachably mounted on the filter tank.

Preferably, an arc-shaped slide way for guiding the outer end of the first filter plate to swing is arranged in the filter tank.

Preferably, the end part of the rotating shaft is fixedly connected with a pedal, and a limiting rod for locking the pedal is inserted into the filter tank.

After the technical scheme is adopted, the utility model has the beneficial effects that:

the sampler with the primary filtering function comprises a filtering tank, a storage tank and a water pump, wherein a water inlet pipe is arranged at the bottom end of the filtering tank, a water inlet end of the water pump is connected with a water pumping pipe, a water outlet end of the water pump is connected with the water inlet pipe, the side part of the filtering tank is connected with the storage tank through a first water outlet pipe and a one-way valve, a second water outlet pipe is arranged at the top end of the storage tank, a screw cap is screwed on the second water outlet pipe, a first filtering plate is arranged at the bottom of the filtering tank, a second filtering plate is arranged at one side of the filtering tank close to the storage tank, so that the extracted water enters the filtering tank after being filtered by the first filtering plate, and a water sample entering the filtering tank enters the storage tank after being filtered by the second filtering plate, so that the water sample is primarily filtered by the filtering tank, impurities in the water sample are removed, and the phenomenon that excessive impurities remained in the storage tank influence on the water quality detection result is avoided.

Because be equipped with the first filtration pore of crossing of a plurality of on the first filter, it crosses the filtration pore to have seted up a plurality of second on the second filter, first filtration pore and second are crossed the filtration pore and all are the toper setting, first filtration pore is the convergent setting up, the second is crossed the filtration pore and is the setting of flaring form towards crossing the filter tank center, the diameter of first filtration pore throat end is greater than the diameter of second filtration pore flaring end, the setting of toper filtration pore makes can carry out the backwash to the impurity in first filter and the second filter, after the filtration finishes, the impurity in the water sample backward flow that few portions do not get into the holding vessel goes out first filter.

Because it is equipped with the pivot to filter the jar internal rotation, the cover is equipped with the torsional spring in the pivot, the both ends difference rigid coupling of torsional spring has first torsion bar and second torsion bar, first torsion bar and pivot rigid coupling, the rigid coupling has the pin on the first torsion bar, first filter card is located between first torsion bar and the pin, filter the first opening that can supply first filter to pass through at the top of jar, it installs the first apron of sealed first opening still to go back the detachable on the jar to filter, make can be through rotating the pivot with first torsion bar up-swing, thereby take out first filter from between first torsion bar and the pin, make the change of first filter simple, and easy to operate.

Because the second filter is inserted and is located the filtration jar, the second opening that can supply the second filter to pass through is seted up at the top of filtering the jar, and still detachable installs the second apron that seals the second open-ended on filtering the jar, and the setting up of second opening and second apron makes can take out the second filter from the second opening to change the second filter.

Because be equipped with the outer end wobbling arc slide of guide first filter in filtering the jar, lead through the swing of arc slide to first filter, avoid first filter to deviate from the pin, influence the use of first filter.

Because the tip rigid coupling of pivot has the footboard, crosses and inserts the gag lever post that is equipped with the locking footboard on the filter tank for can step on the footboard through the foot and come first filter rebound, then insert the gag lever post and establish on crossing the filter tank, with the rigidity of first filter, take out first filter from first opening part at last, the material resources of using manpower sparingly improve the change efficiency of first filter.

Drawings

FIG. 1 is a sectional view of a sampler with primary filtration according to a first embodiment of the present invention;

FIG. 2 is a sectional view showing the construction of a second embodiment (initial state) of the sampler with preliminary filtering function according to the present invention;

FIG. 3 is a sectional view showing the structure of a sampler with a primary filter function according to a second embodiment (in an alternative state) of the present invention;

FIG. 4 is a schematic diagram of a sampler with primary filtering function according to a second embodiment of the present invention;

fig. 5 is a schematic structural view of the rotating shaft of fig. 2.

In the figure, a filter tank 1, a water inlet pipe 10, a first filter plate 11, a first filter hole 110, a second filter plate 12, a second filter hole 120, a rotating shaft 13, a torsion spring 14, a first torsion bar 140, a second torsion bar 141, a stop lever 142, a first opening 15, a first cover plate 150, a second opening 16, a second cover plate 160, an arc-shaped slideway 17, a pedal 18, a limiting rod 19, a storage tank 2, a first water outlet pipe 20, a second water outlet pipe 21, a screw cover 22, a water pump 3 and a water pumping pipe 30 are arranged.

Detailed Description

The utility model is further elucidated with reference to the drawing.

The orientations referred to in the specification are based on the orientation of the sampler with the primary filtering function in normal operation, and the orientations of the sampler with the primary filtering function in storage and transportation are not limited, and only represent relative position relations, but not absolute position relations.

The first embodiment is as follows:

as shown in figure 1, the sampler with the primary filtering function comprises a filtering tank 1, a storage tank 2 and a water pump 3, wherein the bottom end of the filtering tank 1 is provided with a water inlet pipe 10, the water inlet end of the water pump 3 is connected with a water pumping pipe 30, the water outlet end of the water pump 3 is connected with the water inlet pipe 10, the side part of the filtering tank 1 is connected with the storage tank 2 through a first water outlet pipe 20 and a one-way valve, the top end of the storage tank 2 is provided with a second water outlet pipe 21, the second water outlet pipe 21 is screwed with a screw cap 22, the bottom of the filtering tank 1 is provided with a first filter plate 11, one side of the filtering tank 1 close to the storage tank 2 is provided with a second filter plate 12, so that the extracted water enters the filtering tank 1 after being filtered by the first filter plate 11, the water sample entering the filtering tank 1 enters the storage tank 2 after being filtered by the second filter plate 12, so that the water sample is subjected to double filtering by the first filter plate 11 and the second filter plate 12 in the filtering tank 1, and impurities in the water sample are removed, avoid remaining impurity too much in holding vessel 2, influence water quality testing's result, the waste that causes the water sample in can 2 is backward flow to filtering jar 1 to the water sample that can avoid holding vessel 2 to set up of check valve, and the back that finishes of taking a sample, pours out the water sample in holding vessel 2 through second outlet pipe 21 and carries out water quality testing.

As the further improvement of this embodiment, be equipped with the first filtration pore 110 that filters of a plurality of on the first filter 11, a plurality of second filtration pore 120 has been seted up on the second filter 12, first filtration pore 110 and the second filtration pore 120 of filtering all are the toper setting, first filtration pore 110 upwards is the convergent setting, second filtration pore 120 is the convergent setting towards filtering jar 1 center, the diameter of the first filtration pore 110 throat of filtering is greater than the diameter of the second filtration pore 120 flared end, the setting up of toper filtration pore makes can carry out the backwash to the impurity in first filter 11 and the second filter 12, after the filtration finishes, the impurity in first filter 11 is washed out to the water sample backward flow that few portions did not get into holding vessel 2.

Example two:

as shown in fig. 2, 3, 4 and 5, the present embodiment is different from the first embodiment in that: the rotating shaft 13 is rotatably arranged in the filter tank 1, the rotating shaft 13 is sleeved with a torsion spring 14, two ends of the torsion spring 14 are respectively and fixedly connected with a first torsion bar 140 and a second torsion bar 141, the first torsion bar 140 is fixedly connected with the rotating shaft 13, the first torsion bar 140 is fixedly connected with a stop lever 142, and the first filter plate 11 is clamped between the first torsion bar 140 and the stop lever 142.

Wherein, the top of the filter tank 1 is provided with a first opening 15 for the first filter plate 11 to pass through, the filter tank 1 is also detachably provided with a first cover plate 150 for sealing the first opening 15, when the first filter plate 11 is replaced, the first torsion bar 140 is swung upwards by rotating the rotating shaft 13, so that the first filter plate 11 is taken out from between the first torsion bar 140 and the stop bar 142, and the replacement of the first filter plate 11 is simple and easy to operate.

Wherein, the second filter 12 is inserted and is located and filter jar 1, the second opening 16 that can supply second filter 12 to pass through is seted up at the top of filtering jar 1, it installs the second apron 160 that seals second opening 16 still to dismantle on the filtering jar 1, the setting of second opening 16 and second apron 160 makes and to take second filter 12 out from second opening 16, thereby change second filter 12, be equipped with the outer end wobbling arc slide 17 of guide first filter 11 in the preferred filtering jar 1, guide the swing of first filter 11 through arc slide 17, avoid first filter 11 to deviate from pin 142, influence the use of first filter 11.

As the further improvement of this embodiment, the tip rigid coupling of pivot 13 has footboard 18, filters and inserts the gag lever post 19 that is equipped with locking footboard 18 on jar 1, when changing first filter 11, steps on footboard 18 through the foot and come first filter 11 to upwards swing, then inserts gag lever post 19 and establish on filtering jar 1, with the rigidity of first filter 11, takes out first filter 11 from first opening 15 department at last, and the material resources of using manpower sparingly improve the change efficiency of first filter 11.

The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception, and fall within the scope of the present invention.

Claims (6)

1. Have prefiltration function sampler, a serial communication port, including filtering jar, holding vessel and water pump, the bottom of filtering the jar is equipped with the inlet tube, the intake-water pipe is connected to the end of intaking of water pump, the play water end of water pump is connected the inlet tube, the lateral part of filtering the jar is connected through first outlet pipe and check valve the holding vessel, the top of holding vessel is equipped with the second outlet pipe, the spiro union has the screw cap on the second outlet pipe, filter the bottom of jar and install first filter, it is close to filter the jar the second filter is installed to one side of holding vessel.

2. The sampler with primary filtering function as claimed in claim 1, wherein said first filter plate has a plurality of first filtering holes, said second filter plate has a plurality of second filtering holes, said first filtering holes and said second filtering holes are both arranged in a conical shape, said first filtering holes are arranged in a tapered shape upward, said second filtering holes are arranged in a tapered shape toward the center of the filtering tank, and the diameter of the tapered end of said first filtering holes is larger than that of the flared end of said second filtering holes.

3. The sampler with primary filtering function as claimed in claim 2, wherein a rotating shaft is rotatably disposed in the filtering tank, a torsion spring is sleeved on the rotating shaft, a first torsion bar and a second torsion bar are respectively fixedly connected to two ends of the torsion spring, the first torsion bar is fixedly connected to the rotating shaft, a stop lever is fixedly connected to the first torsion bar, the first filtering plate is clamped between the first torsion bar and the stop lever, a first opening is disposed at the top of the filtering tank for the first filtering plate to pass through, and a first cover plate for closing the first opening is detachably mounted on the filtering tank.

4. The sampler with the primary filtering function as claimed in claim 3, wherein the second filter plate is inserted into the filter tank, a second opening for the second filter plate to pass through is formed at the top of the filter tank, and a second cover plate for closing the second opening is detachably mounted on the filter tank.

5. The sampler with preliminary filtering function as claimed in claim 4, wherein said filtering tank is provided with an arc-shaped slide track for guiding the outer end of said first filtering plate to swing.

6. The sampler with the primary filtering function as claimed in claim 5, wherein a pedal is fixedly connected to the end of the rotating shaft, and a limit rod for locking the pedal is inserted into the filter tank.

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