CN217520810U - High-efficient safe portable suction filter - Google Patents
High-efficient safe portable suction filter Download PDFInfo
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- CN217520810U CN217520810U CN202220788111.3U CN202220788111U CN217520810U CN 217520810 U CN217520810 U CN 217520810U CN 202220788111 U CN202220788111 U CN 202220788111U CN 217520810 U CN217520810 U CN 217520810U
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Abstract
The utility model provides a high-efficient safe portable suction filter, its characterized in that: comprises vacuum equipment, a liquid collecting bottle and a suction filtration head; the liquid collecting bottle is provided with a liquid collecting first port and a liquid collecting second port; the first liquid collecting port is communicated with a liquid outlet of the suction filter head through a first pipeline; the liquid collection second port is communicated with a suction filtration end of the vacuum equipment through a second pipeline; and a liquid induction mechanism is arranged on the second pipeline. The suction filter has the effects of prolonging the service life of suction filtration equipment, improving suction filtration efficiency and improving suction filtration speed.
Description
Technical Field
The utility model relates to an analytical instrument, check out test set field specifically, relate to a high-efficient safe portable suction filter.
Background
According to the requirements in the national surface water environment quality monitoring network operation instruction book published in 2017, 1 month and 1 day: copper, lead, zinc, cadmium, iron and manganese refer to dissolved content, namely the content measured immediately after sampling and filtering with a 0.45um microporous filter membrane on site. At present, the field suction filtration device is adopted to adopt a field-assembled glass conical flask, and the field assembly is troublesome, so that the glass conical flask is fragile and is not easy to carry on site, the suction filtration area of the filter membrane is only 50mm, the filter membrane is easy to block, the suction filtration speed is too slow, and the like. The market also has some portable suction filtration devices, because the liquid collecting bottle is small in size, after the liquid collecting bottle is full of liquid, suction filtration is not stopped in time, a water sample enters the vacuum pump, the vacuum pump is damaged, and the service life of the pump is shortened; the vacuum pump only works in one mode continuously, and the vacuum degree can not be adjusted according to actual needs to improve the suction filtration speed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming above-mentioned defect, provide one kind and can avoid the water sample to flow backward to have the high-efficient safe portable suction filter according to application process adjustment suction filtration equipment vacuum.
Specifically, the utility model provides a pair of high-efficient safe portable suction filter, its characterized in that: comprises vacuum equipment, a liquid collecting bottle and a suction filtration head;
the liquid collecting bottle is provided with a liquid collecting first port and a liquid collecting second port;
the first liquid collecting port is communicated with a liquid outlet of the suction filter head through a first pipeline;
the second liquid collecting port is communicated with a suction filtration end of vacuum equipment through a second pipeline;
and a liquid induction mechanism is arranged on the second pipeline.
Further, the utility model provides a pair of high-efficient safe portable suction filter, its characterized in that still lies in:
the liquid induction mechanism is electrically connected with a switch of the vacuum equipment;
when the liquid sensing mechanism senses that liquid flows through, the switch of the vacuum equipment is switched off.
Further, the utility model provides a pair of high-efficient safe portable suction filter, its characterized in that still lies in:
the liquid induction mechanism is also electrically connected with the alarm mechanism;
when the liquid sensing mechanism senses that liquid flows through, the alarm mechanism is activated.
Further, the utility model provides a pair of high-efficient safe portable suction filter, its characterized in that still lies in:
the first pipeline consists of a pipe body and a support piece;
the supporting piece is arranged on the outer surface of the pipe body in a surrounding mode, or the inner surface of the pipe body, or the space between the pipe walls of the pipe body;
and/or
The second pipeline consists of a pipe body and a support piece;
the supporting member is disposed around the outer surface of the tube, or the inner surface of the tube, or between the walls of the tube.
Further, the utility model provides a pair of high-efficient safe portable suction filter, its characterized in that still lies in:
the suction filter head comprises a sample cup and a suction filter head base;
the sample cup is rotationally connected with the suction filtration head base;
the opening and closing part of the sample cup is provided with a locking male piece;
a locking female element is arranged at the corresponding position of the base of the suction filter head;
the suction filtration head base is of a chamfer structure corresponding to the locking position of the locking female member.
Or
The suction filter head comprises a sample cup and a suction filter head base;
the filter head base and the sample cup are provided with magnetic parts at corresponding positions.
Or
The suction filter head comprises a sample cup and a suction filter head base;
the sample cup comprises a sample cup body, a filter element and a sample cup cover;
the filter element is nested and detachably arranged in the sample cup and is provided with at least one layer of filter element;
the sample cup cover is nested and detachably arranged in the filter element;
the sample cup cover is provided with a sample introduction end;
the sample cup is detachably or openably mounted on the base of the filter head;
wherein, the suction filtration head base of any above-mentioned structure is equipped with the filter element that all is equipped with at least one deck.
Further, the utility model provides a pair of high-efficient safe portable suction filter, its characterized in that still lies in:
the second pipeline is also provided with a multi-way pipe;
the multi-way tube is provided with a first port;
the first port corresponds to the mounting end of the liquid sensing mechanism;
the multi-way tube is provided with a second port;
the second port corresponds to a suction filtration end of the vacuum equipment;
the multi-pass tube having a third port;
the third port is provided with a vacuum detection mechanism.
Further, the utility model provides a pair of high-efficient safe portable suction filter, its characterized in that still lies in:
the multi-way pipe is also provided with a fourth port;
and the fourth port is connected with a flow regulating mechanism.
Further, the utility model provides a pair of high-efficient safe portable suction filter, its characterized in that still lies in:
the flow regulating mechanism comprises an electromagnetic valve and a flow regulating valve;
the tail end of the electromagnetic valve is connected with a flow regulating valve;
the flow control valve further has a port communicating with the atmosphere.
Further, the utility model provides a pair of high-efficient safe portable suction filter, its characterized in that still lies in:
also has an outer shell;
the outer shell is used for wrapping the vacuum equipment;
the outer shell is provided with a suction filtration head bracket which is fixedly arranged, rotatably arranged or detachably arranged;
the filter head bracket is used for fixing or supporting the filter head;
the outer shell is provided with a liquid collecting bottle bracket which is fixedly installed, rotatably installed or detachably installed;
the liquid collecting bottle bracket fixes or supports the liquid collecting bottle.
In addition, based on above-mentioned high-efficient safe portable suction filter, the utility model discloses the electrical connection relation that each working element relied on in the above-mentioned suction filter is still provided, its characterized in that: comprises a control circuit and a working circuit;
the control circuit consists of a liquid sensing mechanism, an alarm mechanism, a trigger circuit and a power supply; the working circuit consists of vacuum equipment, a switching circuit, a power switch and a power supply.
Drawings
FIG. 1 is a schematic view of a portable suction filter according to the present embodiment;
FIG. 2 is a schematic diagram of a portable strainer with a tube;
FIG. 3 is a schematic diagram of a suction head of a portable filter according to the present embodiment;
FIG. 4 is a schematic structural diagram illustrating a usage state of a suction head of a portable suction filter according to the present embodiment;
FIG. 5 is a schematic view of a suction head of another portable suction filter according to the present embodiment;
FIG. 6 is a schematic diagram of a suction head of another portable suction filter according to the present embodiment;
FIG. 7 is a schematic diagram of an electrical circuit for a portable filter;
fig. 8 is a schematic diagram of the operation of the solenoid valve of the portable filter according to the present embodiment.
Detailed Description
As shown in fig. 1, in the present embodiment, a portable high-efficiency and safe suction filter is provided, which includes a vacuum pump 200 (i.e., a vacuum device), a liquid collecting bottle 700, and a suction head 100;
the liquid collecting bottle 700 is provided with a cover body, the cover body can be arranged on the liquid collecting bottle in a pressing mode or a screwing mode, the liquid collecting bottle can be a liquid collecting device which is used for butting suction filtration equipment and is in any existing field, and the liquid collecting bottle 700 is provided with a liquid collecting first port 710 and a liquid collecting second port 720;
the liquid collecting first port 710 is communicated with the liquid outlet 126 of the suction filtration head 100 through a first pipeline 21;
the liquid collection second port 720 is communicated with the suction filtration end of the vacuum pump 200 through a second pipeline 22;
in this embodiment, in order to monitor the overflow liquid, a liquid sensing switch 300 is disposed on the second pipeline 22 between the second liquid collecting port and the vacuum pump, and the liquid sensing switch may be any commercially available similar product, and is generally a common non-contact liquid sensing switch, such as: a capacitive liquid level switch, a photoelectric liquid level switch and an ultrasonic liquid level switch, and in the embodiment, the capacitive liquid level switch is preferably adopted.
This liquid response mechanism 300 and alarm (this alarm can be for independent setting or for carrying the structure at the liquid inductor) electrical connection, when liquid induction switch flows through to the interior liquid of body, activates alarm mechanism to can let the staff of equipment front end close the vacuum pump, avoid the vacuum pump to flow backward impaired for water. In addition, the liquid sensing mechanism 300 can also be electrically connected with a start-stop switch of the vacuum pump, and when the above situation occurs, a power-off signal can be directly activated, so that the power-off of the vacuum pump is realized.
In addition, in this embodiment, in order to realize the real-time understanding of the vacuum degree of the vacuum pump in the operation process, so as to perform the effect of timely regulation and control, in this embodiment, a four-way joint 400 is arranged between the liquid sensor 300 and the vacuum pump 200;
the first end of the four-way joint 400 faces the liquid sensor 300;
the second end of the four-way joint 400 corresponds to the suction filtration end of the vacuum pump 200;
a vacuum gauge 30 is installed at the third port of the four-way joint 400;
the fourth port of the four-way joint 400 is connected with a flow regulating mechanism;
the flow regulating mechanism comprises an electromagnetic valve 500 and a flow regulating valve 600;
the end of the solenoid valve 500 is connected with a flow regulating valve 600;
the flow control valve 600 is connected to the atmosphere at the end other than the end connected to the solenoid valve.
As shown in fig. 8, in the present embodiment, the specific operation principle of the flow rate adjusting mechanism for adjusting the vacuum level is as follows: the electromagnetic valve is in a default closing state, the channels 2 and 3 are communicated at the moment, air enters the vacuum pump through the flow regulating valve, and the vacuum degree is in a low vacuum degree state;
when the vacuum degree needs to be improved, the electromagnetic valve is opened to enable the vacuum pump 3 to be in a closed state, and air cannot enter the vacuum pump at the moment, so that the vacuum degree reaches the highest state.
According to the liquid induction switch and the vacuum degree adjusting scheme, the liquid induction switch and the vacuum degree adjusting scheme can be based on various instrument display or warning of alarm equipment, so that workers at the front end of the equipment can actively adjust the liquid induction switch and the vacuum degree adjusting scheme, and full-automatic or semi-automatic control can be realized in a software control or circuit control mode.
As shown in fig. 7, in this embodiment, a solution capable of realizing semi-automatic circuit control is further provided, that is, when the vacuum degree is not satisfactory, the effect of continuing to work can be realized by starting the "high vacuum" mode with one button, and the solution includes a control circuit and a working circuit;
the control circuit consists of a liquid sensing mechanism, an alarm mechanism, a trigger circuit and a power supply;
the working circuit consists of vacuum equipment, a switching circuit, a power switch and a power supply.
Based on the circuit, the working principle is as follows:
From this, based on above-mentioned structure, at the in-process that uses, realized that this suction filtration equipment has the function of the vacuum of high, low different gears, general water sample defaults to low vacuum, can not destroy the filter membrane, when the more water sample of suction filtration silt content, along with silt on the filter membrane is more and more, the speed of water sample suction filtration is more and more slow, at this moment starts "high vacuum" I, II gear key, and vacuum begins to improve the maximum value, and the suction power increases, and suction filtration speed accelerates, improves suction filtration efficiency greatly.
When misoperation occurs: such as: when the water sample in the collecting bottle is full, the main switch is not closed in time, water can get into the instrument along vacuum line this moment, at first through installation liquid inductive switch's position, inductive switch can closed circuit at once, the alarm sounds immediately this moment, suggestion operating personnel closes the main power, control circuit is in the closure state simultaneously, trigger circuit begins work, switch circuit is in the state of opening a way, pump stop work, liquid can not continue forward flow, avoid rivers to advance the vacuum pump, destroy the vacuum pump.
In addition, in order to realize the effect of portability, the present embodiment further has a housing 10, and the housing 10 encloses the main elements except the suction filter head and the liquid collecting bottle;
the outer top of the housing has a handle 13;
the outer side of the shell is provided with a suction filtration head bracket 11;
the suction filtration head support 11 may be fixedly installed, or rotatably installed (the rotation may be a partially rotatable or wholly rotatable model, the rotation includes folding), or detachably installed, and functions to fix or support the suction filtration head 100;
the outer side of the shell is also provided with a liquid collecting bottle bracket 12;
this first support 12 of suction filtration can be the mode of fixed mounting, or the mode of rotatable installation (this rotation can be the rotatable molding of part or whole rotatable, and this rotation mode has included the folding), or for demountable installation, and its function lies in fixed or bearing collection liquid bottle 700.
In addition, the housing also has a plurality of functional buttons or display elements thereon, such as: a power switch 14, a charging port 15, a solenoid valve switch 16, a battery remaining amount display screen 17, and a battery 18.
In addition, during the vacuum filtration process, a situation of a flat pipe may occur, and in order to ensure the smoothness of the pipe, in this embodiment, as shown in fig. 2, the first pipe 21 and the second pipe 22 are composed of a pipe body 2-1 and a supporting member 2-2, and the supporting member is disposed around the outer surface of the pipe body, or the inner surface of the pipe body, or between the pipe walls of the pipe body.
In addition, in a preferred embodiment, a flexible hose is adopted, a spring is arranged in the flexible hose, so that the flexible hose has a strong supporting effect, the pipeline is prevented from being sucked to be flat, the pipeline is easy to connect in the instrument due to the fact that the spring and the hose are easy to bend, meanwhile, the liquid collecting bottle is convenient and easy to disassemble, and the joint is not easy to break.
In addition, any existing suction filtration head structure can be used for the suction filtration head, and in the embodiment, two special structures are also provided:
as shown in fig. 3, the suction filtration head includes a sample cup 110 and a suction filtration head base 120;
the sample cup 110 is rotatably connected with the suction filtration head base 120 through a turning joint at the end part, namely, one end is connected with the other end, and the other positions are in an openable shape;
a locking male piece 111 (namely, a suction filtration head fixing screw) is arranged on the opening and closing part of the sample cup 110;
a locking female part 121 is arranged at the corresponding position of the suction filtration head base 120;
the suction filtration head base 120 is a chamfer structure 123 corresponding to the locking position of the locking female part 121;
the closed position of the sample cup 110 and the suction filtration head base 120 is internally provided with a rubber o-ring 122 with a sealing function, a sand core 124 and a filter membrane 125 which play a role in filtering.
In the using process, as shown in fig. 4, the screw is fixed on the suction filtration head to form an inclined plane along the base, and the distance between the inclined plane and the fixed point is smaller than the distance between the fixed point and the fixed point of the base, so that the nut on the screw only needs a short stroke when being detached (in the state A) and fixed (in the state B), the time for rotating the nut is saved, and the convenience is greatly improved.
Structure two, as shown in fig. 5, the suction head includes a sample cup 110 and a suction head base 120;
the suction head base 120 (the structure is the same as the structure one) and the sample cup 110 are respectively provided with magnetic attraction pieces 1101 and 1201 at corresponding positions.
Structure three, as shown in fig. 6, the above-mentioned suction head includes a sample cup body 110, a suction filter 130, a sample cup cover 120 and a suction head base (such as structure one and structure two);
the above-mentioned suction filter 130, the nested, detachable installation in the sample cup body 110, the mode of this installation can be realized by setting up the external screw thread structure 1301 outside the suction filter 130, the internal surface of the sample cup body 110 corresponds to the position and is set up the internal screw thread structure 1101, namely, the installation of the screw-in;
the top of the sample cup body 110 is provided with a sample cup cover 120 at a position covering the filter element, the sample cup cover 120 is provided with a sample inlet end 121, and the effect of uninterruptedly introducing a sample into the sample cup is realized by a way of communicating an external sample through a pipeline;
the sample cup cover 120 is also detachably mounted on the suction filter 130, and the mounting mode can be realized by arranging an external thread structure 1201 outside the sample cup cover 120 and arranging an internal thread structure 1303 at a corresponding position on the inner surface of the suction filter 130, namely, screwing mounting;
the sample cup is detachably (like a structure II mode) or openably (like a structure I mode) arranged on a base (the structure is the same as the structure I) of the suction filtration head.
The filter element is provided with various filter fittings, such as a filter membrane 132, a filter element 131 and the like; sealing function rings 1302 and 1202 are arranged at the butt joint positions of the sample cup and the sample cup cover.
After the combined components of the sample cup body 110, the suction filtration piece 130 and the sample cup cover 120 are arranged on the suction filtration head base, the pre-filtration effect can be realized, and the online uninterrupted filtration effect can be realized (for example, the equipment is directly placed near the seawater or lake water to be measured, and a sampling pipe is directly introduced into the seawater or lake water).
The bottom of each of the filter heads has a fluid inlet/outlet 126, i.e., a port that is in contact with the first passage.
The specific actions and effects of the embodiment:
in the preferred embodiment, the liquid transmission switch capable of giving an alarm is provided, so that when the water sample in the liquid collecting bottle overflows to the vacuum pump, the liquid is monitored to enter the pipeline, the alarm is given immediately, the vacuum pump is stopped at the same time, the water sample is prevented from entering the vacuum pump, the vacuum pump is protected, and the service life of the vacuum pump is prolonged.
In the preferred embodiment, the vacuum degree regulating valve is provided, so that the pumping force is improved by switching the vacuum degree to be high or low, and the pumping speed is increased. Defaulting to low vacuum degree, closing the electromagnetic valve, controlling a certain amount of air to enter the vacuum system by the flow regulating valve, and keeping the low vacuum degree to ensure that the filter membrane is not broken by pumping; when meetting the great water sample of silt content, along with silt deposit more and more on the filter membrane, the filter membrane resistance is more and more big, and suction filtration speed is more and more little, and manual press "high vacuum" key this moment will open the solenoid valve, and 3 exports of solenoid valve are in the closure state this moment, prevent air admission vacuum system, improve the vacuum, improve the suction power, improve suction filtration speed, suction filtration initial stage, the suction power can not be too big, and the suction power is too big, destroys the filter membrane, need install the filter membrane again suction filtration water sample again. Along with silt attachment on the filter membrane is more and more, the resistance is more and more big, needs to improve the vacuum at this moment and improves the suction power for suction filtration speed shortens suction filtration time, has improved work efficiency greatly and because the suction power is increased step by step, the filter membrane is difficult to be broken by the suction.
Claims (10)
1. The utility model provides a high-efficient safe portable suction filter which characterized in that: comprises vacuum equipment, a liquid collecting bottle and a suction filtration head;
the liquid collecting bottle is provided with a liquid collecting first port and a liquid collecting second port;
the liquid collection first port is communicated with a liquid outlet of the suction filter head through a first pipeline;
the liquid collection second port is communicated with a suction filtration end of the vacuum equipment through a second pipeline;
and a liquid induction mechanism is arranged on the second pipeline.
2. A high efficiency, safe and portable suction strainer according to claim 1 wherein:
the liquid induction mechanism is electrically connected with a switch of the vacuum equipment;
when the liquid sensing mechanism senses that liquid flows through, the switch of the vacuum equipment is switched off.
3. A high efficiency, safe and portable suction strainer according to claim 1 wherein:
the liquid sensing mechanism is also electrically connected with the alarm mechanism;
when the liquid sensing mechanism senses that liquid flows through, the alarm mechanism is activated.
4. A high efficiency, safe and portable suction strainer according to claim 1 wherein:
the first pipeline consists of a pipe body and a support piece;
the supporting piece is arranged on the outer surface of the pipe body in a surrounding mode, or the inner surface of the pipe body, or between the pipe walls of the pipe body;
and/or
The second pipeline consists of a pipe body and a support piece;
the supporting piece is arranged on the outer surface of the pipe body in a surrounding mode, or the inner surface of the pipe body, or between pipe walls of the pipe body.
5. A high efficiency, safe and portable suction strainer according to claim 1 wherein:
the suction filter head comprises a sample cup and a suction filter head base;
the sample cup is rotationally connected with the suction filtration head base;
a locking male piece is arranged on the opening and closing part of the sample cup;
a locking female part is arranged at a corresponding position of the suction filter head base;
the suction filtration head base is of a chamfer structure corresponding to the locking position of the locking female part;
or
The suction filter head comprises a sample cup and a suction filter head base;
the suction filtration head base and the sample cup are provided with magnetic suction pieces at corresponding positions;
or
The suction filter head comprises a sample cup and a suction filter head base;
the sample cup comprises a sample cup body, a filter element and a sample cup cover;
the filter element is nested and detachably arranged in the sample cup and is provided with at least one layer of filter element;
the sample cup cover is nested and detachably arranged in the filter element;
the sample cup cover is provided with a sample introduction end;
the sample cup is detachably or openably and closably arranged on the base of the filter head;
wherein, the base of the filter head is provided with at least one layer of filter element.
6. A high efficiency, safe and portable suction strainer according to claim 1 wherein:
the second pipeline is also provided with a multi-way pipe;
the multi-way tube is provided with a first port;
the first port corresponds to the mounting end of the liquid induction mechanism;
the multi-way tube is provided with a second port;
the second port corresponds to a suction filtration end of the vacuum equipment;
the multi-way tube is provided with a third port;
and the third port is provided with a vacuum detection mechanism.
7. A high efficiency, safe and portable suction strainer according to claim 6 wherein:
the multi-way tube is also provided with a fourth port;
and the fourth port is connected with a flow regulating mechanism.
8. A high efficiency, safe and portable strainer of claim 7 further comprising:
the flow regulating mechanism comprises an electromagnetic valve and a flow regulating valve;
the tail end of the electromagnetic valve is connected with a flow regulating valve;
the flow regulating valve is also provided with a port communicated with the atmosphere.
9. A high efficiency, safe and portable suction strainer according to claim 1 wherein:
also has an outer shell;
the outer shell is used for wrapping the vacuum equipment;
the suction filtration head bracket is fixedly arranged, rotatably arranged or detachably arranged on the outer shell;
the suction filtration head bracket is used for fixing or supporting the suction filtration head;
the outer shell is provided with a liquid collecting bottle bracket which is fixedly installed, rotatably installed or detachably installed;
the liquid collecting bottle support is used for fixing or supporting the liquid collecting bottle.
10. The utility model provides a high-efficient safe portable suction filter which characterized in that: comprises a control circuit and a working circuit; the control circuit consists of a liquid sensing mechanism, an alarm mechanism, a trigger circuit and a power supply; the working circuit consists of vacuum equipment, a switching circuit, a power switch and a power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220788111.3U CN217520810U (en) | 2022-04-06 | 2022-04-06 | High-efficient safe portable suction filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220788111.3U CN217520810U (en) | 2022-04-06 | 2022-04-06 | High-efficient safe portable suction filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217520810U true CN217520810U (en) | 2022-09-30 |
Family
ID=83370052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220788111.3U Active CN217520810U (en) | 2022-04-06 | 2022-04-06 | High-efficient safe portable suction filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217520810U (en) |
-
2022
- 2022-04-06 CN CN202220788111.3U patent/CN217520810U/en active Active
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