CN222151231U - Quartz sand filter convenient for replacing filter element - Google Patents

Abstract

The utility model relates to the technical field of water treatment equipment, and discloses a quartz sand filter convenient for replacing a filter element, which comprises a tank body, wherein a first water inlet pipe is fixedly arranged on the top surface of the tank body, a water distribution pipe is fixedly connected to the outer side surface of the first water inlet pipe, a water outlet pipe is fixedly arranged on the bottom surface of the tank body, and a discharge pipe and a water outlet pipe are fixedly connected to the outer side surface of the tank body. According to the utility model, different programs are controlled by controlling the device by controlling the different valves, when the device is used for filtering, the valves in the first water inlet pipe and the water outlet pipe are opened, the valve in the connecting pipe is closed, sewage to be treated is injected into the tank body from the first water inlet pipe, and the sewage can uniformly and stably enter the tank body through the water distribution pipes and the water outlets, so that the impact force of water flow can be effectively reduced, the loss of filter materials is reduced, and the sewage can uniformly flow into quartz sand media, and the overall working efficiency of the device is improved.

Description

Quartz sand filter convenient for replacing filter element

Technical Field

The utility model relates to the technical field of water treatment equipment, in particular to a quartz sand filter with a filter element convenient to replace.

Background

The quartz sand filter is a water treatment device using quartz sand as a filtering medium, can filter water with high turbidity through granular or non-granular quartz sand with a certain thickness under a certain pressure, can effectively intercept and remove suspended matters in the water, and has the advantages of high filtering speed, high filtering precision, large dirt interception capacity and the like. The service life of the quartz sand filter material is greatly influenced by water quality, the quartz sand filter material is easy to be polluted when the water quality is poor, the filter material needs to be replaced in time once the quartz sand filter material is polluted, and in order not to influence the processing progress and improve the working efficiency, the quartz sand filter convenient for replacing the filter element is provided.

According to the search, chinese patent document, publication No. CN213313622U discloses a quartz sand filter which is convenient for replacing a filter element, an electromagnet is closed, a cylinder lifts a sealing cover, a push plate is separated from the sealing cover, the sealing cover and a connecting frame are taken out simultaneously, and a positioning plate at the top of the jogged frame is detached to replace the filter element and then is installed. In addition, the device cannot be cleaned in time when a certain amount of impurities exist in the filter element, so that the filter efficiency is affected, the service life of the filter element is also reduced, and staff can only maintain the filter element by disassembling the filter element, so that the overall practicability of the device is reduced.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the quartz sand filter which is convenient for replacing the filter element, has the advantages of simple operation, effective cleaning and prolonged service life, and solves the technical problems.

(II) technical scheme

In order to achieve the aim, the quartz sand filter convenient for replacing the filter element comprises a tank body, wherein a first water inlet pipe is fixedly arranged on the top surface of the tank body, a water distribution pipe is fixedly connected to the outer side surface of the first water inlet pipe, a water outlet pipe is fixedly arranged on the bottom surface of the tank body, a discharge pipe and a drain pipe are fixedly connected to the outer side surface of the tank body, a filter plate and a flushing pipe are fixedly arranged in the tank body, quartz sand media are filled on the inner side surface of the filter plate, a flushing nozzle and a connecting pipe are fixedly arranged on the outer side surface of the flushing pipe, a water pump is fixedly arranged at one end of the connecting pipe away from the flushing pipe, and a second water inlet pipe is fixedly arranged on the right side surface of the water pump.

Preferably, the number of the water distribution pipes is multiple, and the outer side surfaces of the water distribution pipes are provided with multiple water outlets.

Through the technical scheme, when the sewage to be treated is injected into the tank body from the first water inlet pipe, the sewage can uniformly and stably enter the tank body through the water distribution pipes and the water outlets, so that the impact force of water flow can be effectively reduced, the loss of filter materials is reduced, and the sewage can uniformly flow into the quartz sand medium, so that the overall working efficiency of the device is improved.

Preferably, the number of the filter plates is two, and the quartz sand medium is filled between the two filter plates.

Through the technical scheme, when sewage is filtered or the device is backwashed, the two filter plates can provide a certain filtering effect, meanwhile, too much loss of quartz sand media can be well prevented, the service life of the whole device is prolonged, and the replacement frequency is reduced.

Preferably, a plurality of the flushing nozzles are provided.

Through above-mentioned technical scheme, can start the water pump when the impurity of quartz sand medium and filter plate inside is more, the water pump drives rivers and loops through the inside of connecting pipe and wash pipe, later can spout and carry out back flush to quartz sand medium and filter plate from a plurality of shower nozzles, later sewage can discharge smoothly through the drain pipe, consequently not only can be high-efficient swift with the filter material washout, improve its work efficiency, the operation of also being convenient for simultaneously has alleviateed staff's work load.

Preferably, the left end of the discharge pipe and the right end of the drain pipe are both in threaded connection with sealing covers.

According to the technical scheme, when the quartz sand medium needs to be replaced, the sealing cover at the left end of the discharge pipe can be opened, workers can discharge the quartz sand medium through water seepage stirring or using tools such as a sand sucker, then the sealing cover can be covered after the new quartz sand medium is filled, when the device is backwashed, the sealing cover at the right end of the drain pipe can be opened, water flow can be discharged from the drain pipe together with impurities in the filter material, the sealing cover can be covered after the cleaning is finished, and the two sealing covers can provide good sealing performance, so that the normal operation of the device is ensured.

Preferably, valves are installed in the first water inlet pipe, the water outlet pipe and the connecting pipe.

According to the technical scheme, when the device is in back flushing, the valve in the connecting pipe is opened and the valve in the first water inlet pipe and the valve in the water outlet pipe are closed, water flow can be injected into the tank body through the first water inlet pipe, then water flow is filtered through quartz sand media and is discharged from the water outlet pipe, when the device is in back flushing, the valve in the connecting pipe is opened, the valve in the first water inlet pipe and the valve in the water outlet pipe are closed, water flow can be injected into the tank body through the connecting pipe, then water flow is discharged from the water outlet pipe, and the convenience and practicality of the whole device are improved.

Compared with the prior art, the utility model provides the quartz sand filter with the convenient filter element replacement, which has the following beneficial effects:

1. According to the utility model, different programs are controlled by controlling the devices through the different valves of the switch, when the device is used for filtering, the valves in the first water inlet pipe and the second water outlet pipe are opened and the valves in the connecting pipes are closed, sewage to be treated is injected into the tank body from the first water inlet pipe, and the sewage can uniformly and stably enter the tank body through the water distribution pipes and the water outlets, so that the impact force of water flow can be effectively reduced, the loss of filter materials is reduced, the sewage can uniformly flow into quartz sand media, the overall working efficiency of the device is improved, the sewage can be discharged from the water outlet pipe after being filtered by the quartz sand media, the two filter plates can not only provide a certain filtering effect, but also can well prevent excessive loss of the quartz sand media, the overall service life of the device is prolonged, the replacement frequency is reduced, when the quartz sand media and impurities in the filter plates are more, the valves in the connecting pipes are opened and the valves in the first water inlet pipe and the water outlet pipe are closed, the water pump is started to drive the water flow to sequentially pass through the connecting pipes and the inner parts of the flushing pipes, the filter plates can be sprayed out of the plurality of spray heads and the quartz sand media and the filter plates, the filter plates can be smoothly flushed out, and the filter materials can be conveniently and completely flushed by the filter plates can be conveniently and effectively discharged by workers.

2. According to the utility model, by opening the sealing cover at the left end of the discharge pipe, a worker can discharge quartz sand media through water seepage stirring or using tools such as a sand sucker, then the sealing cover can be covered after filling with new quartz sand media, when the device is back washed, the sealing cover at the right end of the discharge pipe can be opened, water flow can be discharged from the discharge pipe together with impurities in filter materials, the sealing covers can be covered after the cleaning is finished, and the two sealing covers can provide good sealing performance, so that the normal operation of the device is ensured.

Drawings

FIG. 1 is a schematic perspective view of the structure of the present utility model;

FIG. 2 is a schematic front cross-sectional view of the structure of the present utility model;

fig. 3 is an enlarged partial schematic view of a in fig. 2, which is a structural diagram of the present utility model.

Wherein, 1, the tank body; 2, a first water inlet pipe, 3, a water distribution pipe, 4, a water outlet pipe, 5, a discharge pipe, 6, a water outlet pipe, 7, a filter plate, 8, a flushing pipe, 9, quartz sand medium, 10, a flushing nozzle, 11, a connecting pipe, 12, a water pump, 13, a second water inlet pipe, 14, a water outlet, 15, a sealing cover and 16, and a valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a quartz sand filter convenient for replacing a filter element comprises a tank body 1, wherein a first water inlet pipe 2 is fixedly arranged on the top surface of the tank body 1, a water distribution pipe 3 is fixedly connected to the outer side surface of the first water inlet pipe 2, a water outlet pipe 4 is fixedly arranged on the bottom surface of the tank body 1, a discharge pipe 5 and a water outlet pipe 6 are fixedly connected to the outer side surface of the tank body 1, a filter plate 7 and a flushing pipe 8 are fixedly arranged in the tank body 1, quartz sand medium 9 is filled on the inner side surface of the filter plate 7, a flushing nozzle 10 and a connecting pipe 11 are fixedly arranged on the outer side surface of the flushing pipe 8, a water pump 12 is fixedly arranged at one end of the connecting pipe 11 away from the flushing pipe 8, and a second water inlet pipe 13 is fixedly arranged on the right side surface of the water pump 12.

Specifically, the number of the water distribution pipes 3 is plural, and the outer side surfaces of the water distribution pipes 3 are provided with a plurality of water outlets 14. The advantage is, when the sewage to be treated is poured into the inside of the tank body 1 from the first water inlet pipe 2 through this structure, sewage can evenly and stably get into the tank body 1 through a plurality of water distribution pipes 3 and a plurality of water outlets 14, so the impact force of water flow can be effectively reduced, the loss of filter materials is reduced, in addition, the sewage can evenly flow into the inside of the quartz sand medium 9, and the overall working efficiency of the device is improved.

Specifically, the number of filter plates 7 is two, and the quartz sand medium 9 is filled between the two filter plates 7. The filter plate has the advantages that when sewage is filtered or the device is backwashed through the structure, the two filter plates 7 can provide a certain filtering effect, meanwhile, excessive loss of the quartz sand medium 9 can be well prevented, the whole service life of the device is prolonged, and the replacement frequency is reduced.

Specifically, the number of the rinse heads 10 is plural. The advantage is, can start the water pump 12 through this structure when the inside impurity of quartz sand medium 9 and filter plate 7 is more, and water pump 12 drives rivers and loops through the inside of connecting pipe 11 and wash pipe 8, later can spout and carry out back flush to quartz sand medium 9 and filter plate 7 from a plurality of shower nozzles 10, and later sewage can discharge smoothly through drain pipe 6, consequently not only can be high-efficient swift wash the filter material clean, improves its work efficiency, also be convenient for operate simultaneously, has alleviateed staff's work load.

Specifically, the left end of the discharge pipe 5 and the right end of the drain pipe 6 are both in threaded connection with a sealing cover 15. The water flow back flushing device has the advantages that through the structure, when the quartz sand medium 9 needs to be replaced, the sealing cover 15 at the left end of the discharge pipe 5 can be opened, workers can discharge the quartz sand medium 9 through water seepage stirring or using tools such as a sand sucker, then the sealing cover 15 can be covered by filling new quartz sand medium 9, when the device is back flushed, the sealing cover 15 at the right end of the drain pipe 6 can be opened, water flow can be discharged from the drain pipe 6 together with impurities in filter materials, after the cleaning is finished, the sealing cover 15 can be covered, good sealing performance can be provided for the two sealing covers 15, and normal operation of the device is guaranteed.

Specifically, the first water inlet pipe 2, the water outlet pipe 4 and the connecting pipe 11 are all provided with valves 16. The device has the advantages that a worker can control the device to carry out different programs by controlling different valves 16, when the device is used for filtering, the valves 16 in the first water inlet pipe 2 and the water outlet pipe 4 are opened, the valves 16 in the connecting pipe 11 are closed, water flow can be injected into the tank body 1 through the first water inlet pipe 2, then water flow is filtered through the quartz sand medium 9 and is discharged from the water outlet pipe 4, when the device is used for backwashing, the valves 16 in the connecting pipe 11 are opened, the valves 16 in the first water inlet pipe 2 and the water outlet pipe 4 are closed, water flow can be injected into the tank body 1 through the connecting pipe 11, and then the water flow is discharged from the water outlet pipe 6, so that the overall convenience and the practicability of the device are improved.

When the device is used, a worker can control the device to carry out different programs by controlling the different valves 16 to switch, when the device is used for filtering, the valves 16 in the first water inlet pipe 2 and the water outlet pipe 4 are opened, the valves 16 in the connecting pipe 11 are closed, sewage to be treated is injected into the tank body 1 from the first water inlet pipe 2, and the sewage can uniformly and stably enter the tank body 1 through the water distribution pipes 3 and the water outlets 14, so that the impact force of water flow can be effectively reduced, the loss of filter materials is reduced, and in addition, the sewage can uniformly flow into the quartz sand medium 9, and the overall working efficiency of the device is improved; the two filter plates 7 can provide a certain filtering effect, simultaneously can well prevent excessive loss of the quartz sand media 9, prolongs the service life of the whole device, reduces the replacement frequency, opens the valve 16 in the connecting pipe 11 and closes the valve 16 in the first water inlet pipe 2 and the water outlet pipe 4 when the quartz sand media 9 and the impurities in the filter plates 7 are more, then starts the water pump 12, drives water flow to sequentially pass through the connecting pipe 11 and the inside of the flushing pipe 8, then can spray out from the flushing spray heads 10 and back flush the quartz sand media 9 and the filter plates 7, and then can smoothly discharge the sewage through the drain pipe 6, thereby not only efficiently and quickly flushing the filter materials, improving the working efficiency of the device, but also being convenient to operate and reducing the workload of staff, when the quartz sand media 9 are required to be replaced, the sealing cover 15 at the left end of the discharge pipe 5 can be opened, the staff can discharge the sand media 9 through stirring or using tools such as a sand absorber, the sealing cover 15 can be covered by filling new quartz sand medium 9, the sealing cover 15 at the right end of the drain pipe 6 can be opened when the device is backwashed, water flow can be discharged from the drain pipe 6 together with impurities in filter materials, the sealing cover 15 can be covered after the cleaning is finished, and the two sealing covers 15 can provide good sealing performance, so that the normal operation of the device is ensured.

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

Claims (6)

1. A quartz sand filter for easy replacement of filter elements, comprising a tank body (1), characterized in that: a first water inlet pipe (2) is fixedly installed on the top surface of the tank body (1), a water distribution pipe (3) is fixedly connected to the outer side surface of the first water inlet pipe (2), a water outlet pipe (4) is fixedly installed on the bottom surface of the tank body (1), a discharge pipe (5) and a drain pipe (6) are fixedly connected to the outer side surface of the tank body (1), a filter plate (7) and a flushing pipe (8) are fixedly installed inside the tank body (1), the inner side surface of the filter plate (7) is filled with quartz sand medium (9), a flushing nozzle (10) and a connecting pipe (11) are fixedly installed on the outer side surface of the flushing pipe (8), a water pump (12) is fixedly installed on the end of the connecting pipe (11) away from the flushing pipe (8), and a second water inlet pipe (13) is fixedly installed on the right side surface of the water pump (12). 2. A quartz sand filter that is easy to replace the filter element according to claim 1, characterized in that: there are multiple water distribution pipes (3), and multiple water outlets (14) are provided on the outer side surfaces of the multiple water distribution pipes (3). 3. A quartz sand filter for easy replacement of filter elements according to claim 1, characterized in that: the number of the filter plates (7) is two, and the quartz sand medium (9) is filled between the two filter plates (7). 4. A quartz sand filter with easy filter element replacement according to claim 1, characterized in that: the number of the flushing nozzles (10) is provided in plurality. 5. A quartz sand filter for easy replacement of filter elements according to claim 1, characterized in that the left end of the discharge pipe (5) and the right end of the drain pipe (6) are both threadedly connected with a sealing cover (15). 6. A quartz sand filter for easy replacement of filter elements according to claim 1, characterized in that valves (16) are installed inside the first water inlet pipe (2), the water outlet pipe (4) and the connecting pipe (11).