CN217593982U - Differential pressure filter - Google Patents

Abstract

The utility model relates to a pressure differential filter technical field just discloses a pressure differential filter. The technical scheme of the utility model is that: including filter body, the upper and lower lateral wall of filter body inner chamber is provided with thin cartridge filter and thick cartridge filter, thin cartridge filter is located the inner chamber of thick cartridge filter, the upside of thick cartridge filter outer wall is provided with the ring gear. The utility model discloses can cooperate through setting up devices such as filter body, thin cartridge filter and thick cartridge filter, can make the device be convenient for carry out the filtration operation to the water of processing, be convenient for effectually filter the aquatic impurity through setting up two sets of cartridge filters, strengthened the filter effect, improved filtration quality, accelerate rivers simultaneously and improve filtration efficiency; through setting up devices such as clearance frame, clearance brush and thick cartridge filter and cooperate, can make the device be convenient for clear up the outer wall of thin cartridge filter and thick cartridge filter, avoid impurity to block up and lead to the filter element to damage, be favorable to improving device's cleaning efficiency.

Description

Differential pressure filter

Technical Field

The utility model belongs to the technical field of the pressure differential filter, specifically be a pressure differential filter.

Background

The process water in industries such as steel medicine, chemical industry, cement, power plants, civil buildings, large-scale water plants and the like generally needs to meet high purity requirements and can be used after meeting relevant standards, but the water source often contains a large amount of impurities such as suspended matters, particles, colloids, silt and the like, the water quality is influenced, the impurities in the water can be filtered and removed through a filter screen in a differential pressure filter, and the filtered water is applied to the production process.

The existing differential pressure filter is low in water outlet precision, poor in filter screen filtering efficiency and prone to affecting filtering quality, the existing device cannot efficiently clean a filter screen, backwashing is prone to being incomplete, the service life of equipment is prolonged, and therefore the differential pressure filter is provided.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a pressure differential filter, effectual solution goes out the water precision low, and filter screen filter efficiency is poor, leads to having influenced filtration quality, and current device brush washs the dynamics not enough, can not high-efficiently clean the filter screen, easily leads to the not thorough problem of backwash.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a pressure difference filter, includes filter body, the upper and lower lateral wall of filter body inner chamber is provided with thin cartridge filter and thick cartridge filter, thin cartridge filter is located the inner chamber of thick cartridge filter, the upside of thick cartridge filter outer wall is provided with the ring gear, filter body's roof is provided with the motor, the output of motor is provided with the gear, the gear is located filter body's inner chamber, the ring gear meshes with the gear mutually, thick cartridge filter's inner wall evenly is provided with the stirring leaf, thick cartridge filter all is provided with clearance mechanism with filter body inner chamber's right side wall, filter body outer wall's left side wall is provided with the water inlet, filter body's roof is provided with the delivery port.

Preferably, clearance mechanism includes the clearance frame, the clearance frame is arranged in the right side wall of thick cartridge filter and filter body inner chamber, the inner chamber of clearance frame is provided with the cleaning brush, both sides the cleaning brush is located respectively the outer wall of thin cartridge filter and thick cartridge filter.

Preferably, the right side wall of clearance frame inner chamber evenly is provided with multiunit effect spring, the left end of effect spring evenly sets up in the left side wall of cleaning brush.

Preferably, the upper and lower lateral wall of clearance frame inner chamber has all seted up the spout, the upper and lower both ends of cleaning brush all set up in upper and lower both sides the inner chamber of spout.

Preferably, the diapire of filter body is provided with two drain, and is two sets of the drain all set up in filter body's diapire, one of them drain fixed connection is in between thin cartridge filter and the thick cartridge filter, and another one drain fixed connection is in the thick cartridge filter outside, and is two sets of the bottom of drain is provided with the ooff valve.

Preferably, the length of the cleaning brush is matched with the cylinder length of the fine filter cylinder and the coarse filter cylinder.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the differential pressure filter has the advantages that the filter body, the fine filter cartridges, the coarse filter cartridges and other devices are matched, so that the device is convenient for filtering water to be processed, impurities in the water can be effectively filtered by arranging the two groups of filter cartridges, the filtering effect is enhanced, the filtering quality is improved, and meanwhile, the water flow is accelerated and the filtering efficiency is improved;

2. according to the differential pressure filter, the cleaning frame, the cleaning brush, the coarse filter cartridge and other devices are arranged to be matched, so that the device can conveniently clean the outer walls of the fine filter cartridge and the coarse filter cartridge, the damage of a filter element caused by impurity blockage is avoided, and the cleaning efficiency of the device is improved;

3. this pressure differential filter, through setting up the effect spring, devices such as clearance brush and clearance frame cooperate, can make the device be convenient for contact the clearance brush with the filter screen component all the time to improve the cleaning performance of brush to the filter screen component surface, and then promote quality of water.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic cross-sectional view of the filter body of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention;

in the figure: 100. a filter body; 101. a fine filtration cartridge; 102. a coarse filter cartridge; 103. a ring gear; 104. a motor; 105. a rotating rod; 106. a gear; 107. stirring blades; 108. a cleaning mechanism; 109. a water inlet; 110. a water outlet; 111. cleaning the rack; 112. cleaning a brush; 113. an action spring; 114. a sewage draining outlet; 115. and (4) switching on and off the valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model relates to a pressure difference filter, which is shown in fig. 1, fig. 2 and fig. 3, the upper and lower lateral wall of the inner cavity of the filter body 100 is provided with a fine filter cartridge 101 and a coarse filter cartridge 102, the fine filter cartridge 101 is located in the inner cavity of the coarse filter cartridge 102, the upper side of the outer wall of the coarse filter cartridge 102 is provided with a gear ring 103, the top wall of the filter body 100 is provided with a motor 104, the output end of the motor 104 is provided with a gear 106, the gear 106 is located in the inner cavity of the filter body, the gear ring 103 is meshed with the gear 106, the gear ring 103 and the gear 106 are both made of abs plastic material or HIPS plastic material, thereby preventing water from rusting the gear ring 103 and the gear 106, the inner wall of the coarse filter cartridge 102 is uniformly provided with stirring blades 107, the right lateral wall of the inner cavity of the coarse filter cartridge 102 and the filter body 100 is both provided with a cleaning mechanism 108, the left lateral wall of the outer wall of the filter body 100 is provided with a water inlet 109, and the top wall of the filter body 100 is provided with a water outlet 110; in the water treatment course of working, the water of treating processing has the inner chamber that water inlet 109 got into filter body 100, water filters the operation through thick filter cylinder 102 to the impurity of wherein large granule, water after the thick filtration filters the operation through thin filter cylinder 101 to the impurity spare of wherein thin, the water after the filtration passes through delivery port 110 and discharges, it is rotatory to drive bull stick 105 through motor 104, it is rotatory to drive gear 106 through bull stick 105, it is rotatory to drive ring gear 103 through gear 106, it is rotatory to drive thick filter cylinder 102 through ring gear 103, it is rotatory to drive stirring vane 107 through thick filter cylinder 102, can accelerate the velocity of flow of water through stirring vane 107 rotation, make hydroenergy fast filter through the filter screen, can make the device be convenient for carry out the filtration operation to the water of treating processing, be convenient for effectually filtering aquatic impurity through setting up two sets of filter cylinders, the filter effect has been strengthened, the filter quality has been improved, accelerate rivers and improve filtration efficiency simultaneously. The cleaning mechanism 108 comprises a cleaning frame 111, the cleaning frame 111 is fixedly connected to the right side wall of the inner cavity of the coarse filter cylinder 102 and the filter body 100, the inner cavity of the cleaning frame 111 is connected with a cleaning brush 112 in a sliding manner, and the cleaning brushes 112 at two sides are respectively positioned on the outer walls of the fine filter cylinder 101 and the coarse filter cylinder 102; the bottom wall of the filter body 100 is provided with two sewage outlets 114, two groups of sewage outlets 114 are arranged on the bottom wall of the filter body 100, one sewage outlet 114 is fixedly connected between the fine filter cylinder 101 and the coarse filter cylinder 102, the other sewage outlet 114 is fixedly connected to the outer side of the coarse filter cylinder 102, and the bottom ends of the two groups of sewage outlets 114 are provided with switch valves 115; after a period of time, impurities are accumulated on the outer walls of the fine filter cylinder 101 and the coarse filter cylinder 102 to block water flow, so that pressure difference is generated between the water inlet 109 and the water outlet 110 at two sides of the coarse filter cylinder 102, at the moment, the water inlet 109 and the water outlet 110 feed monitored pressure signals back to the pressure controller, when the pressure difference reaches a preset value, the water inlet 109 is closed to open the switch valve 115 to enter a back washing stage, the coarse filter cylinder 102 drives the cleaning frame 111 connected with the inner wall of the coarse filter cylinder 102 to rotate, the cleaning brush 112 is driven by the cleaning frame 111 to rotate, the outer wall of the fine filter cylinder 101 is scrubbed by the cleaning brush 112 in the inner cavity of the coarse filter cylinder 102, the cleaning mechanism 108 connected with the inner wall of the filter body 100 is scrubbed by the rotation of the coarse filter cylinder 102, the device can be convenient for cleaning the outer walls of the fine filter cylinder 101 and the coarse filter cylinder 102, the damage of the filter element caused by impurity blockage is avoided, the improvement of the cleaning efficiency of the device is facilitated, the right side wall of the inner cavity of the cleaning frame 111 is uniformly and fixedly connected with the acting spring 113, and the left end of the acting spring 113 is uniformly fixed with a pull ring on the left side wall of the cleaning brush 112; the spout has all been seted up to the upper and lower lateral wall of clearance frame 111 inner chamber, be convenient for carry on spacingly to the right-hand member of clearance brush 112 through setting up the spout, the upper and lower both ends of clearance brush 112 all set up in the inner chamber of upper and lower both sides spout, elasticity through effect spring 113 promotes the removal of clearance brush 112, make clearance brush 112 laminate respectively in the outer wall of thin cartridge filter 101 and thick cartridge filter, can make the device be convenient for contact clearance brush 112 with the filter screen component all the time, thereby improve the cleaning performance of brush to filter screen component surface, and then promote quality of water.

The working principle is as follows: in the water treatment process, water to be processed has a water inlet 109 to enter an inner cavity of the filter body 100, the water filters large-particle impurities in the water through the coarse filter cylinder 102, the coarse filtered water filters small-particle impurities in the water through the fine filter cylinder 101, the filtered water is discharged through the water outlet 110, the motor 104 drives the rotating rod 105 to rotate, the rotating rod 105 drives the gear 106 to rotate, the gear 106 drives the gear ring 103 to rotate, the gear ring 103 drives the coarse filter cylinder 102 to rotate, the coarse filter cylinder 102 drives the stirring blades 107 to rotate, the flow rate of the water can be accelerated through the rotation of the stirring blades 107, the water can be filtered through the filter screen quickly, the device can be convenient for filtering the water to be processed, the impurities in the water can be effectively filtered through the two sets of filter cylinders, the filtering effect is enhanced, the filtering quality is improved, and the filtering efficiency is improved by accelerating the water flow, after a period of time, impurities are accumulated on the outer walls of the fine filter cylinder 101 and the coarse filter cylinder 102 to block water flow, so that pressure difference is generated between the water inlet 109 and the water outlet 110 at two sides of the coarse filter cylinder 102, at this time, the water inlet 109 and the water outlet 110 feed monitored pressure signals back to the pressure controller, when the pressure difference reaches a preset value, the water inlet 109 is closed to open the switch valve 115 to enter a back washing stage, the coarse filter cylinder 102 drives the cleaning frame 111 connected with the inner wall of the coarse filter cylinder 102 to rotate, the cleaning frame 111 drives the cleaning brush 112 to rotate, the cleaning brush 112 in the inner cavity of the coarse filter cylinder 102 cleans the outer wall of the fine filter cylinder 101, the cleaning mechanism 108 connected with the inner wall of the filter body 100 cleans the cleaning frame through the rotation of the coarse filter cylinder 102, and the device can be convenient for cleaning the outer walls of the fine filter cylinder 101 and the coarse filter cylinder 102, avoid impurity to block up and lead to filter element to damage, be favorable to improving the cleaning efficiency of device, promote clearance brush 112 through the elasticity of effect spring 113 and remove, make clearance brush 112 laminate respectively in the outer wall of thin cartridge filter 101 and thick cartridge filter, can make the device be convenient for contact clearance brush 112 with filter screen element all the time to improve the cleaning performance of brush to filter screen element surface, and then promote quality of water.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A differential pressure filter comprising a filter body (100), characterized in that: the upper and lower lateral wall of filter body (100) inner chamber is provided with thin cartridge filter (101) and thick cartridge filter (102), thin cartridge filter (101) is located the inner chamber of thick cartridge filter (102), the upside of thick cartridge filter (102) outer wall is provided with ring gear (103), the roof of filter body (100) is provided with motor (104), the output of motor (104) is provided with gear (106), gear (106) are located the inner chamber of filter body, ring gear (103) and gear (106) mesh mutually, the inner wall of thick cartridge filter (102) evenly is provided with stirring leaf (107), thick cartridge filter (102) all is provided with clearance mechanism (108) with the right side wall of filter body (100) inner chamber, the left side wall of filter body (100) outer wall is provided with water inlet (109), the roof of filter body (100) is provided with delivery port (110).

2. A differential pressure filter as recited in claim 1, wherein: clearance mechanism (108) are including clearance frame (111), clearance frame (111) set up in the right side wall of thick cartridge filter (102) and filter body (100) inner chamber, the inner chamber of clearance frame (111) is provided with cleaning brush (112), both sides cleaning brush (112) are located respectively the outer wall of thin cartridge filter (101) and thick cartridge filter (102).

3. A differential pressure filter as claimed in claim 2 wherein: the right side wall of the inner cavity of the cleaning frame (111) is uniformly provided with a plurality of groups of acting springs (113), and the left ends of the acting springs (113) are uniformly arranged on the left side wall of the cleaning brush (112).

4. A differential pressure filter as recited in claim 2, wherein: the upper side wall and the lower side wall of the inner cavity of the cleaning frame (111) are both provided with sliding grooves, and the upper end and the lower end of the cleaning brush (112) are both arranged on the upper side and the lower side of the inner cavity of the sliding grooves.

5. A differential pressure filter as claimed in claim 1 or claim 2 wherein: the diapire of filter body (100) is provided with two drain (114), and is two sets of drain (114) all set up in the diapire of filter body (100), one of them drain (114) fixed connection is between thin cartridge filter (101) and thick cartridge filter (102), and another drain (114) fixed connection is in the thick cartridge filter (102) outside, and is two sets of the bottom of drain (114) is provided with ooff valve (115).

Images