WO2022021252A1 - Filter device for use in chemical pump - Google Patents

Filter device for use in chemical pump Download PDF

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Publication number
WO2022021252A1
WO2022021252A1 PCT/CN2020/105993 CN2020105993W WO2022021252A1 WO 2022021252 A1 WO2022021252 A1 WO 2022021252A1 CN 2020105993 W CN2020105993 W CN 2020105993W WO 2022021252 A1 WO2022021252 A1 WO 2022021252A1
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WO
WIPO (PCT)
Prior art keywords
plate
filter
box body
welded
wall
Prior art date
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PCT/CN2020/105993
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French (fr)
Chinese (zh)
Inventor
谈勇
Original Assignee
鹏辰新材料科技股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 鹏辰新材料科技股份有限公司 filed Critical 鹏辰新材料科技股份有限公司
Priority to DE212020000130.8U priority Critical patent/DE212020000130U1/en
Priority to PCT/CN2020/105993 priority patent/WO2022021252A1/en
Publication of WO2022021252A1 publication Critical patent/WO2022021252A1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
    • B01D29/58—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection arranged concentrically or coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/26—Transport systems for filtering devices

Definitions

  • the utility model relates to a filter device, in particular to a filter device for a chemical pump.
  • the chemical pump is an energy-saving pump jointly designed by the whole country. It can be divided into stainless steel chemical pump, plastic chemical pump, fluorine plastic chemical pump, electric chemical pump, pneumatic chemical pump, and chemical pump. "Structure, easy maintenance, efficiency and suction lift reach the international advanced level, widely used in industry, urban water supply, drainage, can also be used for farmland, orchard irrigation and drainage, for conveying clean water or other liquids with similar physical and chemical properties to clean water.
  • the filter device for chemical pump is an indispensable device on the conveying medium pipeline. After the existing filter device is used for a long time, the accumulation of impurities in the existing filter device will easily lead to blockage, thus affecting the filter effect, and it is extremely inconvenient to clean the interior of the device, which is time-consuming and labor-intensive. .
  • the purpose of the present invention is to provide a filter device for a chemical pump, so as to solve the problem of blockage easily caused by mass accumulation proposed in the above-mentioned background art.
  • a filter device for a chemical pump comprising a box body, a connecting plate is welded on the top outer wall of the box body, and a top seal is provided on the top outer wall of the connecting plate
  • the top sealing plate is fixedly connected with the connecting plate by bolts
  • a baffle plate is welded on the inner wall of the box body
  • a liquid inlet pipe is welded on one side outer wall of the box body, and the liquid inlet pipe is welded on the inner wall of the box body.
  • the pipe is located above the baffle, the inner wall of the box is fixed with a first filter plate and a second filter plate by bolts, and the second filter plate is located just above the first filter plate, so A liquid outlet pipe is welded on the outer wall of one side of the box away from the liquid inlet pipe, and the liquid outlet pipe is located above the second filter plate.
  • a slag discharge pipe is welded on the outer wall of the box body on one side away from the liquid inlet pipe, and the slag discharge pipe is located at the bottom end of the box body, and the slag discharge pipe is located on the bottom end of the box body.
  • An on-off valve is installed.
  • the baffles are arranged obliquely.
  • one end of the liquid inlet pipe away from the box body is welded with a flange.
  • one end of the liquid outlet pipe away from the box body is welded with a flange.
  • both the first filter plate and the second filter plate include a fixing frame, a mounting plate is welded on the side wall of the fixing frame, and a screw hole is opened on the mounting plate, A first filter screen is fixedly installed on the first filter plate, and a second filter screen is fixedly installed on the second filter plate, and the mesh holes of the second filter screen are larger than the mesh holes of the first filter screen. small.
  • handles are respectively welded on the outer walls of both sides of the box body.
  • the liquid flowing through can be filtered twice.
  • the mesh hole of the second filter screen is smaller than that of the first filter screen, which is beneficial to improve the filtering effect.
  • the impurities fall on the baffle. Due to the inclined setting of the baffle, the impurities slide down to the slag discharge pipe under the action of gravity, and the on-off valve can be opened to discharge the impurities. The operation is simple and convenient, and the practicability is strong.
  • Both the first filter plate and the second filter plate are fixed on the inner wall of the box by bolts and mounting plates, which is convenient for disassembly and cleaning.
  • the top sealing plate is fixedly connected with the connecting plate by bolts, which is also easy to install and disassemble, and Good stability.
  • FIG. 1 is a schematic structural diagram of a filter device for a chemical pump.
  • Figure 2 is a structural cross-sectional view of a filter device for a chemical pump.
  • FIG. 3 is a schematic structural diagram of a filter plate in a filter device for a chemical pump.
  • a filter device for chemical pump including a box body 1, a connecting plate 2 is welded on the top outer wall of the box body 1, a top sealing plate 3 is arranged on the top outer wall of the connecting plate 2, and the top sealing
  • the plate 3 is fixedly connected with the connecting plate 2 by bolts, which is convenient for its installation and disassembly.
  • the baffle plate 4 is welded on the inner wall of the box body 1, and the baffle plate 4 is arranged obliquely. 5, and the liquid inlet pipe 5 is located above the baffle plate 4, the inner wall of the box body 1 is fixedly installed with the first filter plate 6 and the second filter plate 7 by bolts, and the second filter plate 7 is located at the first filter plate 6.
  • a liquid outlet pipe 8 is welded on the outer wall of the box 1 away from the liquid inlet pipe 5, and the liquid outlet pipe 8 is located above the second filter plate 7, and the liquid flows through the first filter plate 6 and the second filter plate. 7. Perform filtration separately.
  • a slag discharge pipe 9 is welded on the outer wall of the box body 1 away from the liquid inlet pipe 5, and the slag discharge pipe 9 is located at the bottom end of the box body 1.
  • An on-off valve 10 is installed on the slag discharge pipe 9 to filter. The lower impurities fall on the baffle 4. Since the baffle 4 is inclined, the impurities slide down to the slag discharge pipe 9 under the action of gravity, and the on-off valve 10 can be opened to discharge the impurities.
  • the end of the liquid inlet pipe 5 away from the box body 1 is welded with a flange
  • the end of the liquid outlet pipe 8 away from the box body 1 is welded with a flange plate.
  • both the first filter plate 6 and the second filter plate 7 include a fixing frame 11, the side wall of the fixing frame 11 is welded with a mounting plate 12, and the mounting plate 12 is provided with screw holes, the first The first filter screen 13 is fixedly installed on the filter plate 6, and the second filter screen 14 is fixedly installed on the second filter plate 7, and the mesh hole of the second filter screen 14 is smaller than that of the first filter screen 13, so there are
  • the first filter plate 6 and the second filter plate 7 are both fixed on the inner wall of the box body 1 by bolts and the mounting plate 12, which is convenient for disassembly, cleaning or replacement. Handles 15 are respectively welded, so that the device can be easily taken and moved.
  • the utility model is a filter device for a chemical pump.
  • the liquid inlet pipe 5 is connected with the infusion pipe through the flange plate
  • the liquid outlet pipe 8 is connected with the chemical pump through the flange plate.
  • start the chemical pump to extract the liquid
  • the liquid flows through the first filter plate 6 and the second filter plate 7 for filtering respectively.
  • the mesh of the second filter screen 14 is smaller than that of the first filter screen 13, which is beneficial to improve the filtering effect.
  • the filtered impurities fall on the baffle 4. Because the baffle 4 is inclined, the impurities slide down to the slag discharge pipe 9 under the action of gravity, and the opening and closing valve 10 can be opened to discharge the impurities.
  • the plate 7 is fixed on the inner wall of the box body 1 by bolts and the mounting plate 12, so that it is easy to disassemble, clean or replace. Under the action, it is easy to take and move the device.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

A filter device for use in a chemical pump, the filter device comprising a box body (1), wherein a connection plate (2) is welded on an outer wall of the top of the box body (1); a top sealing plate (3) is arranged on an outer wall of the top of the connection plate (2), and the top sealing plate (3) is fixedly connected to the connection plate (2) by means of a bolt; a baffle plate (4) is welded on an inner wall of the box body (1); a liquid intake pipe (5) is welded on an outer wall of one side of the box body (1), and the liquid intake pipe (5) is located above the baffle plate (4); a first filter plate (6) and a second filter plate (7) are fixedly mounted on an inner wall of the box body (1) by means of a bolt, and the second filter plate (7) is located directly above the first filter plate (6); and a liquid output pipe (8) is welded on an outer wall of one side of the box body (1) that is away from the liquid intake pipe (5), and the liquid output pipe (8) is located above the second filter plate (7).

Description

一种化工泵用过滤装置A filter device for chemical pump 技术领域technical field
本实用新型涉及一种过滤装置，具体是一种化工泵用过滤装置。The utility model relates to a filter device, in particular to a filter device for a chemical pump.
背景技术Background technique
化工泵是全国联合设计的节能泵，可分为不锈钢化工泵，塑料化工泵，氟塑料化工泵，电动化工泵，气动化工泵，化工泵水利性能布局合理，用户选择范围宽，“后开式”结构，检修方便，效率和吸程达到国际先进水平，广泛用于工业、城市给水、排水、亦可用于农田、果园排灌，供输送清水或物理及化学性质类似清水的其他液体之用。The chemical pump is an energy-saving pump jointly designed by the whole country. It can be divided into stainless steel chemical pump, plastic chemical pump, fluorine plastic chemical pump, electric chemical pump, pneumatic chemical pump, and chemical pump. "Structure, easy maintenance, efficiency and suction lift reach the international advanced level, widely used in industry, urban water supply, drainage, can also be used for farmland, orchard irrigation and drainage, for conveying clean water or other liquids with similar physical and chemical properties to clean water.
化工泵用过滤装置是输送介质管道上不可缺少的一种装置，现有的过滤装置在长期使用后，其内部杂质堆积容易导致堵塞，从而影响过滤效果，而且对其内部清理极为不便，费时费力。The filter device for chemical pump is an indispensable device on the conveying medium pipeline. After the existing filter device is used for a long time, the accumulation of impurities in the existing filter device will easily lead to blockage, thus affecting the filter effect, and it is extremely inconvenient to clean the interior of the device, which is time-consuming and labor-intensive. .
实用新型内容Utility model content
本实用新型的目的在于提供一种化工泵用过滤装置，以解决上述背景技术中提出的质堆积容易导致堵塞的问题。The purpose of the present invention is to provide a filter device for a chemical pump, so as to solve the problem of blockage easily caused by mass accumulation proposed in the above-mentioned background art.
为实现上述目的，本实用新型提供如下技术方案：一种化工泵用过滤装置，包括箱体，所述箱体的顶部外壁上焊接有连接板，所述连接板的顶部外壁上设置有顶封板，且所述顶封板通过螺栓与所述连接板固定连接，所述箱体的内壁上焊接有挡板，所述箱体的一侧外壁上焊接有进液管，且所述进液管位于所述挡板的上方，所述箱体的内壁上通过螺栓固定安装有第一过滤板和第二过滤板，且所述第二过滤板位于所述第一过滤板的正上方，所述箱体远离所述进液管的一侧外壁上焊接有出液管，且所述出液管位于所述第二过滤板的上方。In order to achieve the above purpose, the present utility model provides the following technical solutions: a filter device for a chemical pump, comprising a box body, a connecting plate is welded on the top outer wall of the box body, and a top seal is provided on the top outer wall of the connecting plate The top sealing plate is fixedly connected with the connecting plate by bolts, a baffle plate is welded on the inner wall of the box body, and a liquid inlet pipe is welded on one side outer wall of the box body, and the liquid inlet pipe is welded on the inner wall of the box body. The pipe is located above the baffle, the inner wall of the box is fixed with a first filter plate and a second filter plate by bolts, and the second filter plate is located just above the first filter plate, so A liquid outlet pipe is welded on the outer wall of one side of the box away from the liquid inlet pipe, and the liquid outlet pipe is located above the second filter plate.
作为本实用新型进一步的方案：所述箱体远离所述进液管的一侧外壁上焊接有排渣管，且所述排渣管位于所述箱体的底端，所述排渣管上安装有开 关阀。As a further solution of the present invention, a slag discharge pipe is welded on the outer wall of the box body on one side away from the liquid inlet pipe, and the slag discharge pipe is located at the bottom end of the box body, and the slag discharge pipe is located on the bottom end of the box body. An on-off valve is installed.
作为本实用新型再进一步的方案：所述挡板倾斜设置。As a further solution of the present invention, the baffles are arranged obliquely.
作为本实用新型再进一步的方案：所述进液管远离所述箱体的一端焊接有法兰盘。As a further solution of the present invention, one end of the liquid inlet pipe away from the box body is welded with a flange.
作为本实用新型再进一步的方案：所述出液管远离所述箱体的一端焊接有法兰盘。As a further solution of the present invention, one end of the liquid outlet pipe away from the box body is welded with a flange.
作为本实用新型再进一步的方案：所述第一过滤板与所述第二过滤板均包括固定架，所述固定架的侧壁上焊接有安装板，所述安装板上开设有螺孔，所述第一过滤板上固定安装有第一过滤网，所述第二过滤板上固定安装有第二过滤网，且所述第二过滤网的网孔比所述第一过滤网的网孔小。As a further solution of the present invention, both the first filter plate and the second filter plate include a fixing frame, a mounting plate is welded on the side wall of the fixing frame, and a screw hole is opened on the mounting plate, A first filter screen is fixedly installed on the first filter plate, and a second filter screen is fixedly installed on the second filter plate, and the mesh holes of the second filter screen are larger than the mesh holes of the first filter screen. small.
作为本实用新型再进一步的方案：所述箱体的两侧外壁上分别焊接有把手。As a further solution of the present invention, handles are respectively welded on the outer walls of both sides of the box body.
与现有技术相比，本实用新型的有益效果是：Compared with the prior art, the beneficial effects of the present utility model are:
1、通过设置的第一过滤板和第二过滤板，可以对流经液体进行两次过滤，第二过滤网的网孔比第一过滤网的网孔小，从而有利于提高过滤效果，过滤下的杂质落在挡板上，由于挡板倾斜设置，在重力作用下杂质滑落至排渣管，打开开关阀即可将杂质排出，操作简单方便，实用性较强。1. By setting the first filter plate and the second filter plate, the liquid flowing through can be filtered twice. The mesh hole of the second filter screen is smaller than that of the first filter screen, which is beneficial to improve the filtering effect. The impurities fall on the baffle. Due to the inclined setting of the baffle, the impurities slide down to the slag discharge pipe under the action of gravity, and the on-off valve can be opened to discharge the impurities. The operation is simple and convenient, and the practicability is strong.
2、第一过滤板与第二过滤板均通过螺栓和安装板固定在箱体的内壁上，这样便于对其进行拆卸清理，顶封板通过螺栓与连接板固定连接，同样便于安装拆卸，且稳定性较好。2. Both the first filter plate and the second filter plate are fixed on the inner wall of the box by bolts and mounting plates, which is convenient for disassembly and cleaning. The top sealing plate is fixedly connected with the connecting plate by bolts, which is also easy to install and disassemble, and Good stability.
附图说明Description of drawings
图1为一种化工泵用过滤装置的结构示意图。FIG. 1 is a schematic structural diagram of a filter device for a chemical pump.
图2为一种化工泵用过滤装置的结构剖视图。Figure 2 is a structural cross-sectional view of a filter device for a chemical pump.
图3为一种化工泵用过滤装置中过滤板的结构示意图。FIG. 3 is a schematic structural diagram of a filter plate in a filter device for a chemical pump.
图中：1-箱体、2-连接板、3-顶封板、4-挡板、5-进液管、6-第一过滤板、7-第二过滤板、8-出液管、9-排渣管、10-开关阀、11-固定架、12-安装板、13-第一过滤网、14-第二过滤网、15-把手。In the figure: 1-box, 2-connecting plate, 3-top sealing plate, 4-baffle plate, 5-liquid inlet pipe, 6-first filter plate, 7-second filter plate, 8-liquid outlet pipe, 9-slag discharge pipe, 10-switch valve, 11-fixing frame, 12-installation plate, 13-first filter screen, 14-second filter screen, 15-handle.
具体实施方式detailed description
下面结合具体实施方式对本专利的技术方案作进一步详细地说明。The technical solution of the present patent will be described in further detail below in conjunction with specific embodiments.
请参阅图1-3，一种化工泵用过滤装置，包括箱体1，箱体1的顶部外壁上焊接有连接板2，连接板2的顶部外壁上设置有顶封板3，且顶封板3通过螺栓与连接板2固定连接，这样便于对其进行安装拆卸，箱体1的内壁上焊接有挡板4，挡板4倾斜设置，箱体1的一侧外壁上焊接有进液管5，且进液管5位于挡板4的上方，箱体1的内壁上通过螺栓固定安装有第一过滤板6和第二过滤板7，且第二过滤板7位于第一过滤板6的正上方，箱体1远离进液管5的一侧外壁上焊接有出液管8，且出液管8位于第二过滤板7的上方，液体流经第一过滤板6和第二过滤板7分别进行过滤，箱体1远离进液管5的一侧外壁上焊接有排渣管9，且排渣管9位于箱体1的底端，排渣管9上安装有开关阀10，过滤下的杂质落在挡板4上，由于挡板4倾斜设置，在重力作用下杂质滑落至排渣管9，打开开关阀10即可将杂质排出。Please refer to Fig. 1-3, a filter device for chemical pump, including a box body 1, a connecting plate 2 is welded on the top outer wall of the box body 1, a top sealing plate 3 is arranged on the top outer wall of the connecting plate 2, and the top sealing The plate 3 is fixedly connected with the connecting plate 2 by bolts, which is convenient for its installation and disassembly. The baffle plate 4 is welded on the inner wall of the box body 1, and the baffle plate 4 is arranged obliquely. 5, and the liquid inlet pipe 5 is located above the baffle plate 4, the inner wall of the box body 1 is fixedly installed with the first filter plate 6 and the second filter plate 7 by bolts, and the second filter plate 7 is located at the first filter plate 6. Right above, a liquid outlet pipe 8 is welded on the outer wall of the box 1 away from the liquid inlet pipe 5, and the liquid outlet pipe 8 is located above the second filter plate 7, and the liquid flows through the first filter plate 6 and the second filter plate. 7. Perform filtration separately. A slag discharge pipe 9 is welded on the outer wall of the box body 1 away from the liquid inlet pipe 5, and the slag discharge pipe 9 is located at the bottom end of the box body 1. An on-off valve 10 is installed on the slag discharge pipe 9 to filter. The lower impurities fall on the baffle 4. Since the baffle 4 is inclined, the impurities slide down to the slag discharge pipe 9 under the action of gravity, and the on-off valve 10 can be opened to discharge the impurities.
结合图1和图2所示，进液管5远离箱体1的一端焊接有法兰盘，出液管8远离箱体1的一端焊接有法兰盘，使用时，进液管5通过法兰盘与输液管相连接，出液管8通过法兰盘与化工泵相连接。1 and 2, the end of the liquid inlet pipe 5 away from the box body 1 is welded with a flange, and the end of the liquid outlet pipe 8 away from the box body 1 is welded with a flange plate. When in use, the liquid inlet pipe 5 passes through the method. The flange plate is connected with the infusion pipe, and the liquid outlet pipe 8 is connected with the chemical pump through the flange plate.
结合图2和图3所示，第一过滤板6与第二过滤板7均包括固定架11，固定架11的侧壁上焊接有安装板12，安装板12上开设有螺孔，第一过滤板6上固定安装有第一过滤网13，第二过滤板7上固定安装有第二过滤网14，且第二过滤网14的网孔比第一过滤网13的网孔小，这样有利于提高过滤效果，第一过滤板6与第二过滤板7均通过螺栓和安装板12固定在箱体1的内壁上，这样便于对其进行拆卸清理或更换，箱体1的两侧外壁上分别焊接有 把手15，以便于拿取移动该装置。2 and 3, both the first filter plate 6 and the second filter plate 7 include a fixing frame 11, the side wall of the fixing frame 11 is welded with a mounting plate 12, and the mounting plate 12 is provided with screw holes, the first The first filter screen 13 is fixedly installed on the filter plate 6, and the second filter screen 14 is fixedly installed on the second filter plate 7, and the mesh hole of the second filter screen 14 is smaller than that of the first filter screen 13, so there are In order to improve the filtering effect, the first filter plate 6 and the second filter plate 7 are both fixed on the inner wall of the box body 1 by bolts and the mounting plate 12, which is convenient for disassembly, cleaning or replacement. Handles 15 are respectively welded, so that the device can be easily taken and moved.
本实用新型的工作原理是：本实用新型为一种化工泵用过滤装置，使用时，进液管5通过法兰盘与输液管相连接，出液管8通过法兰盘与化工泵相连接，启动化工泵抽取液体，液体流经第一过滤板6和第二过滤板7分别进行过滤，第二过滤网14的网孔比第一过滤网13的网孔小，从而有利于提高过滤效果，过滤下的杂质落在挡板4上，由于挡板4倾斜设置，在重力作用下杂质滑落至排渣管9，打开开关阀10即可将杂质排出，第一过滤板6与第二过滤板7均通过螺栓和安装板12固定在箱体1的内壁上，这样便于对其进行拆卸清理或更换，顶封板3通过螺栓与连接板2固定连接，同样便于安装拆卸，在把手15的作用下，便于拿取移动该装置。The working principle of the utility model is as follows: the utility model is a filter device for a chemical pump. When in use, the liquid inlet pipe 5 is connected with the infusion pipe through the flange plate, and the liquid outlet pipe 8 is connected with the chemical pump through the flange plate. , start the chemical pump to extract the liquid, and the liquid flows through the first filter plate 6 and the second filter plate 7 for filtering respectively. The mesh of the second filter screen 14 is smaller than that of the first filter screen 13, which is beneficial to improve the filtering effect. , the filtered impurities fall on the baffle 4. Because the baffle 4 is inclined, the impurities slide down to the slag discharge pipe 9 under the action of gravity, and the opening and closing valve 10 can be opened to discharge the impurities. The first filter plate 6 and the second filter The plate 7 is fixed on the inner wall of the box body 1 by bolts and the mounting plate 12, so that it is easy to disassemble, clean or replace. Under the action, it is easy to take and move the device.
上面对本专利的较佳实施方式作了详细说明，但是本专利并不限于上述实施方式，在本领域的普通技术人员所具备的知识范围内，还可以在不脱离本专利宗旨的前提下做出各种变化。The preferred embodiments of the present patent have been described in detail above, but the present patent is not limited to the above-mentioned embodiments, and within the scope of knowledge possessed by those of ordinary skill in the art, can also be made without departing from the purpose of the present patent. Various changes.

Claims (7)

  1. 一种化工泵用过滤装置，包括箱体(1)，其特征在于，所述箱体(1)的顶部外壁上焊接有连接板(2)，所述连接板(2)的顶部外壁上设置有顶封板(3)，且所述顶封板(3)通过螺栓与所述连接板(2)固定连接，所述箱体(1)的内壁上焊接有挡板(4)，所述箱体(1)的一侧外壁上焊接有进液管(5)，且所述进液管(5)位于所述挡板(4)的上方，所述箱体(1)的内壁上通过螺栓固定安装有第一过滤板(6)和第二过滤板(7)，且所述第二过滤板(7)位于所述第一过滤板(6)的正上方，所述箱体(1)远离所述进液管(5)的一侧外壁上焊接有出液管(8)，且所述出液管(8)位于所述第二过滤板(7)的上方。A filter device for a chemical pump, comprising a box body (1), characterized in that a connecting plate (2) is welded on the top outer wall of the box body (1), and a top outer wall of the connecting plate (2) is provided with There is a top sealing plate (3), and the top sealing plate (3) is fixedly connected with the connecting plate (2) by bolts, and a baffle plate (4) is welded on the inner wall of the box body (1). A liquid inlet pipe (5) is welded on one side outer wall of the box body (1), and the liquid inlet pipe (5) is located above the baffle plate (4), and the inner wall of the box body (1) passes through A first filter plate (6) and a second filter plate (7) are fixedly installed with bolts, and the second filter plate (7) is located directly above the first filter plate (6), and the box body (1) ) A liquid outlet pipe (8) is welded on the outer wall of one side away from the liquid inlet pipe (5), and the liquid outlet pipe (8) is located above the second filter plate (7).
  2. 根据权利要求1所述的一种化工泵用过滤装置，其特征在于，所述箱体(1)远离所述进液管(5)的一侧外壁上焊接有排渣管(9)，且所述排渣管(9)位于所述箱体(1)的底端，所述排渣管(9)上安装有开关阀(10)。A filter device for a chemical pump according to claim 1, characterized in that a slag discharge pipe (9) is welded on the outer wall of one side of the box body (1) away from the liquid inlet pipe (5), and The slag discharge pipe (9) is located at the bottom end of the box body (1), and an on-off valve (10) is installed on the slag discharge pipe (9).
  3. 根据权利要求1所述的一种化工泵用过滤装置，其特征在于，所述挡板(4)倾斜设置。The filter device for a chemical pump according to claim 1, wherein the baffle plate (4) is inclined.
  4. 根据权利要求1所述的一种化工泵用过滤装置，其特征在于，所述进液管(5)远离所述箱体(1)的一端焊接有法兰盘。The filter device for a chemical pump according to claim 1, characterized in that a flange is welded on one end of the liquid inlet pipe (5) away from the box body (1).
  5. 根据权利要求1所述的一种化工泵用过滤装置，其特征在于，所述出液管(8)远离所述箱体(1)的一端焊接有法兰盘。The filter device for a chemical pump according to claim 1, characterized in that a flange is welded to the end of the liquid outlet pipe (8) away from the box body (1).
  6. 根据权利要求1所述的一种化工泵用过滤装置，其特征在于，所述第一过滤板(6)与所述第二过滤板(7)均包括固定架(11)，所述固定架(11)的侧壁上焊接有安装板(12)，所述安装板(12)上开设有螺孔，所述第一过滤板(6)上固定安装有第一过滤网(13)，所述第二过滤板(7)上固定安装有第二过滤网(14)，且所述第二过滤网(14)的网孔比所述第一过滤网(13)的网孔小。The filter device for a chemical pump according to claim 1, characterized in that both the first filter plate (6) and the second filter plate (7) comprise a fixing frame (11), and the fixing frame A mounting plate (12) is welded on the side wall of (11), screw holes are formed on the mounting plate (12), and a first filter screen (13) is fixedly installed on the first filter plate (6), so the A second filter screen (14) is fixedly installed on the second filter plate (7), and the mesh hole of the second filter screen (14) is smaller than that of the first filter screen (13).
  7. 根据权利要求1所述的一种化工泵用过滤装置，其特征在于，所述箱 体(1)的两侧外壁上分别焊接有把手(15)。A kind of filter device for chemical pump according to claim 1, is characterized in that, handle (15) is welded on the outer walls of both sides of described box body (1) respectively.
PCT/CN2020/105993 2020-07-30 2020-07-30 Filter device for use in chemical pump WO2022021252A1 (en)

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