CN217645940U - Filter bag filth blockage alarm prompting device of mechanical filter - Google Patents
Filter bag filth blockage alarm prompting device of mechanical filter Download PDFInfo
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- CN217645940U CN217645940U CN202220834183.7U CN202220834183U CN217645940U CN 217645940 U CN217645940 U CN 217645940U CN 202220834183 U CN202220834183 U CN 202220834183U CN 217645940 U CN217645940 U CN 217645940U
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Abstract
The utility model discloses a filtering bag filth blockage alarm prompting device of a mechanical filter, which comprises the mechanical filter, a first pressure difference detection component, a controller and an alarm; a filter bag is arranged inside the mechanical filter; a water inlet pipe and a water outlet pipe are respectively arranged on the water inlet and the water outlet of the mechanical filter; a water pump is arranged on the water inlet pipe; a second pressure difference detection assembly communicated with the water inlet pipe is arranged between the water inlet pipe and the water outlet pipe; first pressure difference detection subassembly, alarm and water pump all with controller electric connection. The utility model discloses a through the dual pressure difference detection mode that adopts the second pressure difference determine module of the first pressure difference determine module of electronic type and mechanical type to form, not only can be fast, accurate, intelligent monitoring and prevention mechanical filter cross the filth stifled condition of filter bag in the course of the work, play fine early warning suggestion effect, but also ensured the stability and the reliability of pressure difference detection, guarantee the safety and the normal operating of cooling water circulation system and equipment.
Description
Technical Field
The utility model relates to a water pump exhaust technical field especially relates to a mechanical filter's filth stifled alarm suggestion device of crossing filter bag.
Background
A mechanical filter is commonly used in the cooling water circulation system to filter impurities in the circulating water; however, in the using process, impurities contained in the circulating water can be attached to the surface of the filter bag of the mechanical filter, and the impurities attached to the surface of the filter bag are increased over time, so that the filtering effect of the filter bag is influenced, and the filtering performance of the mechanical filter is influenced.
Aiming at the problems, in the prior art, workers carry out replacement or filtration cleaning calculation according to the number of days of use after the mechanical filter is put through; the mode can not quickly, accurately and intelligently monitor and prevent the dirty and blocked condition of the mechanical filter in the working process, thereby easily influencing the operation of a cooling water circulation system and causing equipment damage.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art not enough, the utility model aims to provide a mechanical filter's filth stifled alarm suggestion device of crossing filter bag, through the dual pressure difference detection mode that adopts the second pressure difference detection subassembly of the first pressure difference detection subassembly of electronic type and mechanical type to form, not only can be quick, accurate, monitoring and the filth stifled condition of prevention mechanical filter bag in the course of the work of intelligence, play fine early warning suggestion effect, but also ensured the stability and the reliability of pressure difference detection, guarantee the safety and the normal operating of cooling water circulation system and equipment.
In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:
a filth bag filth blockage alarm prompting device of a mechanical filter comprises the mechanical filter, a first pressure difference detection component, a controller and an alarm, and is characterized in that a detachable filth bag is arranged in the mechanical filter, and a detachable cover plate is arranged at the mouth of the mechanical filter; a water inlet pipe and a water outlet pipe are respectively arranged on the water inlet and the water outlet of the mechanical filter;
a water pump is arranged on the water inlet pipe; a second differential pressure detection assembly communicated with the water inlet pipe and the water outlet pipe is arranged between the water inlet pipe and the water outlet pipe;
first pressure difference detection subassembly, alarm and water pump all with controller electric connection.
Preferably, the first differential pressure detection assembly comprises a first pressure sensor, a second pressure sensor and an analyzer; the first pressure sensor is arranged on the water inlet pipe; the second pressure sensor is arranged on the water outlet pipe; the first pressure sensor, the second pressure sensor and the analyzer are all electrically connected with the controller.
Preferably, the second differential pressure detection assembly comprises a straight strip-shaped shell, and a cavity is arranged in the shell; a first connecting pipe communicated with the water inlet pipe is arranged between the shell and the water inlet pipe; a second connecting pipe communicated with the water outlet pipe is arranged between the shell and the water outlet pipe;
a sliding block capable of sliding up and down along the cavity is arranged in the cavity; an elastic connecting piece is arranged between the sliding block and the bottom of the cavity; one side of the shell is provided with a differential pressure scale mark;
the second pressure difference detection assembly is electrically connected with the controller.
Preferably, a contact sensor is arranged at the bottom of the chamber; the contact sensor is electrically connected with the controller.
Preferably, a third pressure sensor is further arranged on the mechanical filter; the third pressure sensor is electrically connected with the controller.
Preferably, the first pressure sensor and the second pressure sensor are respectively equidistant from the mechanical filter.
Preferably, the second differential pressure detection assembly further comprises a display unit; the display unit is electrically connected with the analyzer.
Preferably, a first valve and a second valve are respectively arranged at the water inlet and the water outlet of the water pump on the water inlet pipe; a check valve and a third valve are sequentially arranged on the water outlet pipe in the direction away from the mechanical filter;
an exhaust pipe communicated with the water inlet pipe between the water pump and the second valve is arranged on the water inlet pipe; a fourth valve is arranged on the exhaust pipe;
the first valve, the second valve, the third valve and the fourth valve are all electromagnetic valves and are electrically connected with the controller.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses a through the dual pressure difference detection mode that adopts the second pressure difference determine module of the first pressure difference determine module of electronic type and mechanical type to form, not only can be fast, accurate, intelligent monitoring and prevention mechanical filter cross the filth stifled condition of filter bag in the course of the work, play fine early warning suggestion effect, but also ensured the stability and the reliability of pressure difference detection, guarantee the safety and the normal operating of cooling water circulation system and equipment.
Drawings
Fig. 1 is a schematic structural view of the present invention;
wherein: the device comprises a mechanical filter 1, a first differential pressure detection assembly 2, a controller 3, an alarm 4, a water inlet pipe 5, a water outlet pipe 6, a second differential pressure detection assembly 7, a water pump 8, a first connecting pipe 9, a second connecting pipe 10, a contact sensor 11, a third pressure sensor 12, a display unit 13, a first valve 14, a second valve 15, a check valve 16, a third valve 17, an exhaust pipe 18, a fourth valve 19, a first pressure sensor 21, a second pressure sensor 22, an analyzer 23, a shell 71, an elastic connecting piece 72, differential pressure scale lines 73, a slide block 74, a filter bag 100, a cover plate 200 and a chamber 711.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," "upper," "lower," "front," "rear," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The invention will be further described with reference to the accompanying drawings and specific embodiments:
as shown in fig. 1, a filth bag 100 filth blockage warning device for a mechanical filter 1 comprises the mechanical filter 1, a first differential pressure detection assembly 2, a controller 3 and an alarm 4, and is characterized in that the mechanical filter 1 is internally provided with a detachable filth bag 100, and a detachable cover plate 200 is arranged at the mouth of the mechanical filter 1; a water inlet pipe 5 and a water outlet pipe 6 are respectively arranged on the water inlet and the water outlet of the mechanical filter 1;
the water inlet pipe 5 is provided with a water pump 8; a second differential pressure detection component 7 communicated with the water inlet pipe 5 and the water outlet pipe 6 is arranged between the water inlet pipe and the water outlet pipe;
first pressure difference detection subassembly 2, alarm 4 and water pump 8 all with controller 3 electric connection.
Further, as shown in fig. 1, the first differential pressure detecting assembly 2 includes a first pressure sensor 21, a second pressure sensor 22, and an analyzer 23; the first pressure sensor 21 is arranged on the water inlet pipe 5; the second pressure sensor 22 is arranged on the water outlet pipe 6; the first pressure sensor 21, the second pressure sensor 22 and the analyzer 23 are all electrically connected with the controller 3.
In this embodiment, the first pressure sensor 21 is used for monitoring the water pressure on the water inlet pipe 5 in real time, and the second pressure sensor 22 is used for monitoring the water pressure on the water outlet pipe 6 in real time; during work, the first pressure sensor 21 and the second pressure sensor 22 feed back the pressure values actually detected by the first pressure sensor and the second pressure sensor to the analyzer 23, then the analyzer 23 automatically generates a differential pressure value, and analyzes the differential pressure value to identify the filth blockage condition of the filter bag 100; when the differential pressure value exceeds the preset range, the controller 3 controls the water pump 8 to stop working, and the alarm 4 is started to remind a worker to replace or clean the filter bag 100, so that the filth blockage condition of the filter bag 100 can be quickly, accurately and intelligently monitored and prevented in the working process of the mechanical filter 1, a good early warning prompting effect is achieved, and the safety and normal operation of a cooling water circulation system and equipment are guaranteed.
Further, as shown in fig. 1, the second differential pressure detecting assembly 7 includes a housing 71 in a straight strip shape, and a cavity 711 is disposed in the housing 71; a first connecting pipe 9 communicated with the water inlet pipe 5 is arranged between the shell 71 and the water inlet pipe; a second connecting pipe 10 communicated with the shell 71 and the water outlet pipe 6 is arranged between the shell and the water outlet pipe;
a slide block 74 capable of sliding up and down along the cavity 711 is arranged in the cavity 711; an elastic connecting piece 72 is arranged between the sliding block 74 and the bottom of the cavity 711; a differential pressure scale line 73 is arranged on one side of the shell 71;
the second differential pressure detecting assembly 7 is electrically connected to the controller 3.
In this embodiment, in order to prevent the electronic differential pressure detection assembly composed of the first pressure sensor 21, the second pressure sensor 22 and the analyzer 23 from malfunctioning during use, differential pressure detection is affected; through the mechanical second differential pressure detection assembly 7 consisting of the shell 71 with differential pressure scale lines 73, the sliding block 74 and the elastic connecting piece 72, the second differential pressure detection assembly 7 is respectively communicated with the water inlet pipe 5 and the water outlet pipe 6 through the first connecting pipe 9 and the second connecting pipe 10; when the water filtering bag 100 works, under the action of the elastic piece, the sliding block 74 is positioned at different positions of the pressure difference scale marks 73 due to the difference of the water pressure difference between the water inlet pipe 5 and the water outlet pipe 6, and the water pressure difference between the water inlet pipe 5 and the water outlet pipe 6 is intuitively known in real time through the principle, so that the filth blockage condition of the filtering bag 100 is judged.
Further, as shown in fig. 1, the bottom of the chamber 711 is provided with a contact sensor 11; the contact sensor 11 is electrically connected with the controller 3.
In this embodiment, when the slider 74 contacts the contact sensor 11, the contact sensor 11 is triggered, the water pump 8 is controlled to stop working, and the alarm 4 is started to remind the staff to replace or clean the filter bag 100, so as to realize automatic monitoring and early warning reminding.
In this embodiment, by adopting a dual differential pressure detection mode formed by the electronic first differential pressure detection assembly 2 and the mechanical second differential pressure detection assembly 7, the mechanical filter 1 can be quickly, accurately and intelligently monitored and prevented from filth blockage in the working process of the filter bag 100, a good early warning and prompting effect is achieved, the stability and reliability of differential pressure detection are ensured, and the safety and normal operation of a cooling water circulation system and equipment are ensured.
Further, as shown in fig. 1, a third pressure sensor 12 is further disposed on the mechanical filter 1; the third pressure sensor 12 is electrically connected to the controller 3.
In this embodiment, the third pressure sensor 12 is configured to monitor a pressure value inside the mechanical filter 1 in real time, and determine the sealing performance of the mechanical filter 1 and the sealing performance of the installation after maintenance according to the pressure value.
Further, the first pressure sensor 21 and the second pressure sensor 22 are respectively equidistant from the mechanical filter 1.
In the embodiment, the arrangement of the structure enables the initial pressure difference to be zero, and the error is reduced; meanwhile, after the filter bag 100 is cleaned, whether the filter bag 100 is cleaned or not or whether the filterability of the filter bag 100 is damaged or not is judged by judging whether the pressure difference is zero or not.
Further, as shown in fig. 1, the second differential pressure detecting assembly 7 further includes a display unit 13; the display unit 13 is electrically connected to the analyzer 23.
In this embodiment, the display unit 13 is used for recording and displaying the pressure values of the first pressure sensor 21 and the second pressure sensor 22 in real time, and recording and displaying the pressure difference value, so that the data can be conveniently viewed and analyzed by the staff.
Further, as shown in fig. 1, a first valve 14 and a second valve 15 are respectively arranged at the water inlet and the water outlet of the water pump 8 on the water inlet pipe 5; a check valve 16 and a third valve 17 are sequentially arranged on the water outlet pipe 6 in the direction far away from the mechanical filter 1;
a communicated exhaust pipe 18 is arranged on the water inlet pipe 5 between the water pump 8 and the second valve 15; a fourth valve 19 is arranged on the exhaust pipe 18;
the first valve 14, the second valve 15, the third valve 17 and the fourth valve 19 are all solenoid valves and are all electrically connected with the controller 3.
In this embodiment, the first valve 14 and the second valve 15 are used for controlling the on-off of the water inlet pipe 5; the check valve 16 is for preventing backflow of water; the third valve 17 is used for controlling the on-off of the water outlet pipe 6; the exhaust pipe 18 and the fourth valve 19 are used for exhausting the gas in the water pump 8 before the water pump 8 is started.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the present invention.
Claims (8)
1. A filth bag filth blockage alarm prompting device of a mechanical filter comprises the mechanical filter, a first pressure difference detection component, a controller and an alarm, and is characterized in that a detachable filth bag is arranged in the mechanical filter, and a detachable cover plate is arranged at the mouth of the mechanical filter; a water inlet pipe and a water outlet pipe are respectively arranged on the water inlet and the water outlet of the mechanical filter;
a water pump is arranged on the water inlet pipe; a second differential pressure detection assembly communicated with the water inlet pipe and the water outlet pipe is arranged between the water inlet pipe and the water outlet pipe;
first pressure difference detection subassembly, alarm and water pump all with controller electric connection.
2. The mechanical filter bag filth blockage warning device as claimed in claim 1, wherein the first differential pressure detection assembly comprises a first pressure sensor, a second pressure sensor and an analyzer; the first pressure sensor is arranged on the water inlet pipe; the second pressure sensor is arranged on the water outlet pipe; the first pressure sensor, the second pressure sensor and the analyzer are all electrically connected with the controller.
3. The mechanical filter bag filth blockage warning device according to claim 1, wherein the second pressure difference detection component comprises a straight strip-shaped shell, and a chamber is arranged in the shell; a first connecting pipe communicated with the water inlet pipe is arranged between the shell and the water inlet pipe; a second connecting pipe communicated with the water outlet pipe is arranged between the shell and the water outlet pipe;
a sliding block capable of sliding up and down along the cavity is arranged in the cavity; an elastic connecting piece is arranged between the sliding block and the bottom of the cavity; one side of the shell is provided with a differential pressure scale mark;
the second pressure difference detection assembly is electrically connected with the controller.
4. The mechanical filter bag filth blockage warning device according to claim 3, wherein a contact sensor is arranged at the bottom of the chamber; the contact sensor is electrically connected with the controller.
5. The mechanical filter bag filth blockage warning device according to claim 1, wherein a third pressure sensor is further arranged on the mechanical filter; the third pressure sensor is electrically connected with the controller.
6. The mechanical filter bag filth blockage warning device as claimed in claim 2, wherein the first pressure sensor and the second pressure sensor are respectively located at equal distances from the mechanical filter.
7. The mechanical filter bag filth blockage warning device as claimed in claim 2, wherein the second differential pressure detection assembly further comprises a display unit; the display unit is electrically connected with the analyzer.
8. The mechanical filter bag filth blockage alarm prompting device as claimed in claim 1, wherein a first valve and a second valve are respectively arranged on the water inlet pipe and the water outlet of the water pump; a check valve and a third valve are sequentially arranged on the water outlet pipe in the direction far away from the mechanical filter;
an exhaust pipe communicated with the water inlet pipe between the water pump and the second valve is arranged on the water inlet pipe; a fourth valve is arranged on the exhaust pipe;
the first valve, the second valve, the third valve and the fourth valve are all electromagnetic valves and are electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220834183.7U CN217645940U (en) | 2022-04-12 | 2022-04-12 | Filter bag filth blockage alarm prompting device of mechanical filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220834183.7U CN217645940U (en) | 2022-04-12 | 2022-04-12 | Filter bag filth blockage alarm prompting device of mechanical filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217645940U true CN217645940U (en) | 2022-10-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220834183.7U Active CN217645940U (en) | 2022-04-12 | 2022-04-12 | Filter bag filth blockage alarm prompting device of mechanical filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217645940U (en) |
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2022
- 2022-04-12 CN CN202220834183.7U patent/CN217645940U/en active Active
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