Tap water production pretreatment device

Abstract

The utility model relates to the technical field of tap water production, in particular to a tap water production pretreatment device. Comprising a tank body, a hollow base is fixedly installed at the bottom of the tank body, a water inlet pipe is arranged at the top of the tank body, a drainage pipe is arranged at the bottom end of the tank body, one end of the drainage pipe extends out of the hollow base, a containing box with an opening in the top is installed in the tank body in a sliding mode, and a plurality of rectangular through holes are formed in the inner walls of the two sides of the tank body in a penetrating mode. The containing boxes penetrate through the corresponding rectangular through holes in a sliding mode, flexible filtering pieces are arranged in the containing boxes, a plurality of transverse plates are fixedly installed on the two sides of the tank body, and the containing boxes are connected with the tops of the corresponding transverse plates in a sliding mode. Through a simple multi-filtering structure, tap water can be subjected to multi-pre-filtering treatment, the filtering mechanism can be conveniently and rapidly pulled out to clean silt and impurities, the problem that tap water pretreatment operation needs to be stopped when the filtering mechanism is cleaned can be avoided, and the pretreatment efficiency of the tap water can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of tap water production, in particular to a pretreatment device for tap water production. Background Technique

[0002] With the continuous development of the economy, the urban population is increasing continuously, and the demand for tap water in cities is increasing continuously. The current urban tap water needs to be pretreated during the production process to remove sundries and coarser sediment particles in the water, so as to facilitate subsequent refinement treatment. The current pretreatment devices for tap water production generally include a tank body, a filtering mechanism and an inlet and outlet mechanism, which bring great convenience to the production of tap water and can perform pretreatment at the front end of water diversion to prevent sundries from blocking the water diversion pipeline. A tap water pretreatment device with the authorization announcement number of CN111841089B is disclosed in the prior art. The sedimentation tank includes a side wall and a bottom wall. There are multiple sediment treatment positions arranged in a row in the sedimentation tank. The sediment treatment position has a U-shaped scraping channel. The U-shaped scraping channel includes a first straight channel, a second straight channel and a semi-circular channel connecting the first and second straight channels. The moving device can slide in the first straight channel, the semi-circular channel and the second straight channel to clean the sediment. The device of the present invention is beneficial to cleaning the sediment and has a good pretreatment effect on tap water production. However, it is found in the use of the existing pretreatment devices for tap water production that it is not convenient for multiple pre-filtration treatments of tap water, not convenient for cleaning the filtered sediment and sundries, and it is necessary to stop the pretreatment operation of tap water, which is not conducive to improving the pretreatment efficiency of tap water. Content of the Utility Model

[0003] Aiming at the above problems, the purpose of the present utility model is to provide a pretreatment device for tap water production, which is convenient for multiple pre-filtration treatments of tap water, convenient for quickly extracting the filtering mechanism for cleaning sediment and sundries, can avoid the problem of stopping the tap water pretreatment operation when cleaning the filtering mechanism, is beneficial to improving the pretreatment efficiency of tap water, and solves the problems raised in the above background technique.

[0004] To achieve the above object, the technical solution adopted by the utility model is as follows: A pretreatment device for tap water production, including a tank body, a hollow base is fixedly installed at the bottom of the tank body, a water inlet pipe is provided at the top of the tank body, a drain pipe is provided at the bottom end of the tank body, one end of the drain pipe extends outside the hollow base, a placement box with an open top is slidably installed in the tank body, a plurality of rectangular through holes are penetrated through both inner walls of the tank body, the placement box slidably penetrates through the corresponding rectangular through holes, a flexible filter sheet is provided in the placement box, a plurality of cross plates are fixedly installed on both sides of the tank body, the placement box is slidably connected to the top of the corresponding cross plate, a rectangular through groove is penetrated through the cross plate, a slider slidably penetrates through the rectangular through groove, a lead screw is threadedly penetrated through the slider, a groove is opened at the bottom of the cross plate, one end of the lead screw extends into the corresponding groove and is provided with a first bevel gear, a rotating rod is provided at the bottom of the cross plate, the top end of the rotating rod extends into the corresponding groove and is provided with a second bevel gear, and the second bevel gear meshes with the corresponding first bevel gear.

[0005] In order to facilitate the rapid gathering and cleaning of the sediment intercepted at the top of the flexible filter sheet:

[0006] As a further improvement of the above technical solution: The placement box further includes a first through hole, the first through hole penetrates through one inner wall of the placement box, a pull rod is slidably penetrated through the first through hole, a scraping plate is fixedly installed at the bottom of the pull rod, and the scraping plate is slidably connected to the top of the flexible filter sheet.

[0007] The beneficial effect of this improvement is that by setting it like this, it is convenient to quickly gather the sediment intercepted at the top of the flexible filter sheet, and then it is convenient to quickly clean the intercepted sediment, which can effectively prevent the sediment from falling into the placement box when pulling the flexible filter sheet, and is beneficial to ensuring the pretreatment effect of tap water.

[0008] In order to prevent the rectangular through hole from leaking water:

[0009] As a further improvement of the above technical solution: A sealing ring is fixedly installed in the rectangular through hole, and the sealing ring is slidably sleeved on the placement box.

[0010] The beneficial effect of this improvement is that by setting the sealing ring, the rectangular through hole can be prevented from leaking water.

[0011] In order to facilitate the support and limit of the lead screw:

[0012] As a further improvement of the above technical solution: A second through hole penetrates between the rectangular through groove and the corresponding groove, and the lead screw rotatably penetrates through the second through hole.

[0013] The beneficial effect of this improvement is that by setting the second through hole, it is convenient to support and limit the lead screw.

[0014] To facilitate the support of the rotating rod:

[0015] As a further improvement of the above technical solution: A fixing plate is fixedly installed at the bottom of the cross plate, and the rotating rod rotatably penetrates through the fixing plate.

[0016] The beneficial effect of this improvement is: By setting the fixing plate, it is convenient to support the rotating rod.

[0017] To effectively improve the stability of the structure:

[0018] As a further improvement of the above technical solution: Two support rib plates are fixedly installed at the bottom of the cross plate, a circular groove is formed on the inner wall of one side of the rectangular through groove, and one end of the lead screw is rotatably installed in the circular groove.

[0019] The beneficial effect of this improvement is: By setting the support rib plates, the stability of the structure can be effectively improved.

[0020] To facilitate the flow of water through the placement box:

[0021] As a further improvement of the above technical solution: An installation hole penetrates through the inner wall of the bottom of the placement box, and a mesh plate is fixedly installed in the installation hole.

[0022] The beneficial effect of this improvement is: By setting the installation hole and the mesh plate, it is convenient for water to flow through the placement box.

[0023] To facilitate the pulling of the pull rod:

[0024] As a further improvement of the above technical solution: A handle is fixedly installed at one end of the pull rod.

[0025] The beneficial effect of this improvement is: By setting the handle, it is convenient to pull the pull rod.

[0026] The beneficial effect of the present utility model is: Through a simple multi - filtration structure, it is convenient to perform multi - stage pre - filtration treatment on tap water, and it is convenient to quickly extract the filtration mechanism for cleaning sediment and debris, which can avoid the problem of stopping the tap water pretreatment operation when cleaning the filtration mechanism, and is beneficial to improving the pretreatment efficiency of tap water. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is the front - view sectional structure schematic diagram of the present utility model;

[0028] Figure 2 It is the top - view sectional structure schematic diagram of the present utility model;

[0029] Figure 3 For the present utility model Figure 1 The enlarged structure schematic diagram of part A;

[0030] Figure 4 It is a schematic diagram of the three-dimensional sectional structure of the placement box in the present utility model;

[0031] Figure 5 It is a schematic diagram of the three-dimensional assembly structure of the scraper and the pull rod of the present utility model.

[0032] In the figure: 1, tank body; 2, hollow base; 3, water inlet pipe; 4, drain pipe; 5, placement box; 6, rectangular through hole; 7, flexible filter sheet; 8, cross plate; 9, rectangular through groove; 10, slider; 11, lead screw; 12, groove; 13, first bevel gear; 14, rotating rod; 15, second bevel gear; 16, first through hole; 17, pull rod; 18, scraper. Specific implementation manners

[0033] In order to enable those skilled in the art to better understand the technical solution of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings. The description in this part is only exemplary and explanatory, and should not have any restrictive effect on the protection scope of the present utility model.

[0034] Such as Figures 1-5As shown in the figure, a pretreatment device for tap water production includes a tank body 1. A hollow base 2 is fixedly installed at the bottom of the tank body 1. A water inlet pipe 3 is provided at the top of the tank body 1. A drain pipe 4 is provided at the bottom end of the tank body 1. One end of the drain pipe 4 extends outside the hollow base 2. A placement box 5 with an open top is slidably installed in the tank body 1. A plurality of rectangular through holes 6 penetrate through both inner walls of the tank body 1. The placement box 5 slidably penetrates through the corresponding rectangular through holes 6. A flexible filter sheet 7 is provided in the placement box 5. A plurality of cross plates 8 are fixedly installed on both sides of the tank body 1. The placement box 5 is slidably connected to the top of the corresponding cross plate 8. A rectangular through slot 9 penetrates through the cross plate 8. A slider 10 slidably penetrates through the rectangular through slot 9. A lead screw 11 threadedly penetrates through the slider 10. A groove 12 is formed at the bottom of the cross plate 8. One end of the lead screw 11 extends into the corresponding groove 12 and is provided with a first bevel gear 13. A rotating rod 14 is provided at the bottom of the cross plate 8. The top end of the rotating rod 14 extends into the corresponding groove 12 and is provided with a second bevel gear 15. The second bevel gear 15 meshes with the corresponding first bevel gear 13. Through a simple multi-filter structure, it is convenient to perform multi-stage pre-filtration treatment on tap water, and it is convenient to quickly extract the filter mechanism for cleaning sediment and sundries, which can avoid the problem of stopping the tap water pretreatment operation when cleaning the filter mechanism, and is beneficial to improving the pretreatment efficiency of tap water. The placement box 5 further includes a first through hole 16, which penetrates through one inner wall of the placement box 5. A pull rod 17 slidably penetrates through the first through hole 16. A scraping plate 18 is fixedly installed at the bottom of the pull rod 17. The scraping plate 18 is slidably connected to the top of the flexible filter sheet 7. By setting it like this, it is convenient to quickly gather the sediment intercepted on the top of the flexible filter sheet 7, and then it is convenient to quickly clean the intercepted sediment, which can effectively prevent the sediment from falling into the placement box 5 when pulling the flexible filter sheet 7, and is beneficial to ensuring the pretreatment effect of tap water. A sealing ring is fixedly installed in the rectangular through hole 6, and the sealing ring is slidably sleeved on the placement box 5. By setting the sealing ring, it can prevent the rectangular through hole 6 from leaking water. A second through hole penetrates between the rectangular through slot 9 and the corresponding groove 12, and the lead screw 11 rotatably penetrates through the second through hole. By setting the second through hole, it is convenient to support and limit the lead screw 11. A fixing plate is fixedly installed at the bottom of the cross plate 8, and the rotating rod 14 rotatably penetrates through the fixing plate. By setting the fixing plate, it is convenient to support the rotating rod 14. Two supporting rib plates are fixedly installed at the bottom of the cross plate 8. A circular groove is formed on one inner wall of the rectangular through slot 9, and one end of the lead screw 11 is rotatably installed in the circular groove. By setting the supporting rib plates, the structural stability can be effectively improved. An installation hole penetrates through the bottom inner wall of the placement box 5, and a mesh plate is fixedly installed in the installation hole. By setting the installation hole and the mesh plate, it is convenient for water flow to pass through the placement box 5. A handle is fixedly installed at one end of the pull rod 17. By setting the handle,Thus, it is convenient to pull and draw the pull rod 17.,

[0035] The working principle of the utility model is as follows: When in use, first pour the untreated water into the tank body 1 through the water inlet pipe 3. During the process of the water descending, it is pre-treated through the flexible filter sheets 7 in the plurality of placement boxes 5, and the sundries and large-particle sediment in the water are removed. The sundries and large-particle sediment are intercepted on the plurality of flexible filter sheets 7, and the treated water is discharged through the drain pipe 4. When it is necessary to clean the flexible filter sheets 7, first rotate the corresponding rotating rod 14. The rotating rod 14 drives the second bevel gear 15 to rotate. The second bevel gear 15 drives the first bevel gear 13 to rotate. The first bevel gear 13 drives the lead screw 11 to rotate. The lead screw 11 drives the slider 10 to slide horizontally in the corresponding rectangular through groove 9 and move away from the tank body 1, so that the placement box 5 is driven to slide horizontally and extend out of the tank body 1 through the corresponding rectangular through hole 6, and the flexible filter sheet 7 is taken out of the tank body 1. Subsequently, the flexible filter sheet 7 can be pulled out of the placement box 5 for cleaning. At the same time, the other flexible filter sheets 7 continue to pre-treat the tap water in the tank body 1. Through such a setting, it is thus convenient to perform multiple pre-filtering treatments on the tap water, and it is convenient to quickly extract the filtering mechanism for cleaning sediment and sundries, and it can avoid the problem that the tap water pre-treatment operation needs to be stopped when cleaning the filtering mechanism, which is beneficial to improving the pre-treatment efficiency of the tap water. When the placement box 5 is pulled out, pull the handle, so that the pull rod 17 is driven to slide horizontally in the corresponding first through hole 16. At the same time, the pull rod 17 drives the scraper 18 to slide on the top of the flexible filter sheet 7, so that the sediment on the top of the flexible filter sheet 7 is scraped to the side away from the tank body 1. Subsequently, the sediment can be taken out. Through such a setting, it is thus convenient to quickly gather the sediment intercepted on the top of the flexible filter sheet 7, and then it is convenient to quickly clean the intercepted sediment, and it can effectively prevent the sediment from falling into the placement box 5 when pulling and drawing the flexible filter sheet 7, which is beneficial to ensuring the pre-treatment effect of the tap water.

[0036] It should be noted that in this article, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such process, method, article or device. Specific examples are used in this article to elaborate on the principles and implementation manners of the present utility model. The description of the above examples is only used to help understand the method and its core idea of the present utility model. The above is only the preferred implementation manner of the present utility model. It should be pointed out that due to the limited nature of written expression, there are objectively infinite specific structures. For those of ordinary skill in the art, without departing from the principle of the present utility model, several improvements, refinements or changes can be made, or the above technical features can be combined in an appropriate manner; these improvements, refinements, changes or combinations, or directly applying the concept and technical solution of the utility model to other occasions without improvement, shall be regarded as the protection scope of the present utility model.

Claims

1. A tap water production pretreatment device, comprising a tank body (1), characterized in that: A hollow base (2) is fixedly mounted on the bottom of the tank body (1), a water inlet pipe (3) is arranged on the top of the tank body (1), a drainage pipe (4) is arranged on the bottom end of the tank body (1), one end of the drainage pipe (4) extends to the outside of the hollow base (2), a placement box (5) with an open top is slidably mounted in the tank body (1), multiple rectangular through holes (6) are penetrated on the inner walls of both sides of the tank body (1), the placement box (5) slides through the corresponding rectangular through holes (6), a flexible filter sheet (7) is arranged in the placement box (5), multiple horizontal plates (8) are fixedly mounted on both sides of the tank body (1), the placement box (5) and the corresponding The cross plate (8) is slidably connected to the top of the cross plate (8), the cross plate (8) is penetrated by a rectangular through groove (9), a slider (10) is slidably penetrated in the rectangular through groove (9), a screw rod (11) is threadedly penetrated on the slider (10), a groove (12) is formed at the bottom of the cross plate (8), one end of the screw rod (11) extends into the corresponding groove (12) and is provided with a first bevel gear (13), a rotating rod (14) is provided at the bottom of the cross plate (8), the top end of the rotating rod (14) extends into the corresponding groove (12) and is provided with a second bevel gear (15), and the second bevel gear (15) is meshed with the corresponding first bevel gear (13).

2. A tap water production pretreatment device according to claim 1, characterized in that: The placement box (5) further comprises a first through hole (16), the first through hole (16) penetrating an inner wall of one side of the placement box (5), a pull rod (17) slidably penetrating the first through hole (16), a scraper (18) being fixedly mounted at the bottom of the pull rod (17), and the scraper (18) being slidably connected to the top of the flexible filter sheet (7).

3. A tap water production pretreatment device according to claim 1, characterized in that: A sealing ring is fixedly installed in the rectangular through hole (6), and the sealing ring is slidably sleeved on the placement box (5).

4. A tap water production pretreatment device according to claim 1, characterized in that: A second through hole is formed between the rectangular through groove (9) and the corresponding groove (12), and the screw rod (11) rotates and passes through the second through hole.

5. A tap water production pretreatment device according to claim 1, characterized in that: A fixing plate is fixedly mounted on the bottom of the transverse plate (8), and the rotating rod (14) rotates and penetrates the fixing plate.

6. A tap water production pretreatment device according to claim 1, characterized in that: Two supporting corrugated plates are fixedly mounted on the bottom of the transverse plate (8), a circular groove is provided on the inner wall of one side of the rectangular through groove (9), and one end of the screw rod (11) is rotatably mounted in the circular groove.

7. A tap water production pretreatment device according to claim 1, characterized in that: A mounting hole is formed through the inner wall of the bottom of the placement box (5), and a mesh plate is fixedly mounted in the mounting hole.

8. A tap water production pretreatment device according to claim 2, characterized in that: A handle is fixedly mounted on one end of the pull rod (17).

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