Cooling water recovery device

Abstract

The utility model discloses a cooling water recovery device which comprises a recovery water tank and a filter plate, cooling water is filtered and cooled through a filter cavity and a cooling cavity respectively, and the cooling water enters the recovery water tank and the filtered and cooled cooling water is discharged through a water inlet and a water outlet respectively. Impurities in cooling water are filtered through the filter plate, the cooling water is conveniently and rapidly filtered through the liftable filter plate, the filtered cooling water is guided into the cooling cavity through the water permeable opening to be cooled, and the filter plate is linked through the closing unit, so that unfiltered cooling water is prevented from entering the cooling cavity, and the cooling effect is improved. Impurities separated from cooling water can be discharged through a sewage draining exit, the impurities in the cooling water are separated in a downward pressing mode, rapid separation is facilitated, meanwhile, backwashing cleaning of a filter plate is also facilitated, and heat energy in the cooling water can be guided out through a heat exchange copper pipe and then recycled.

Description

Technical Field

[0001] The utility model relates to the technical field of cooling water recovery, in particular to a cooling water recovery device. Background Technique

[0002] In the production of aluminum profiles, aluminum bars are formed into corresponding-shaped aluminum materials by hot extrusion. At this time, the aluminum materials are at a relatively high temperature due to heating. Usually, cooling water is used to cool them to accelerate the production progress. If the used cooling water is directly discharged, it will cause waste of water resources and energy. Therefore, a cooling water recovery device is needed to solve the above problems. Content of the Utility Model

[0003] In view of the problems existing in the prior art, the utility model discloses a cooling water recovery device, adopting the technical scheme, including a recovery water tank and a filter plate. A partition plate is arranged at the center inside the recovery water tank. The partition plate divides the left and right parts of the recovery water tank into a filtration chamber and a cooling chamber. An inlet is arranged at the upper left side of the recovery water tank, and a drain outlet is arranged at the lower right side of the recovery water tank. The inlet and the drain outlet are closed by electric valves. The front and rear sides of the filtration chamber are symmetrically provided with lifting boxes with inner openings. A sliding rod is fixedly arranged inside the front lifting box from top to bottom, and a lead screw is rotatably arranged inside the rear lifting box from top to bottom. A lifting motor is arranged at the upper end of the rear lifting box, and the output shaft of the lifting motor is connected to the lead screw. The filter plate is arranged in the filtration chamber, and the front end of the filter plate is threadedly connected to the lead screw of the front lifting box through a threaded hole ear, and the rear end of the filter plate is sleeved on the sliding rod of the rear lifting box through a sliding hole ear. A water permeable opening is opened at the lower end of the partition plate, and the water permeable opening is closed by a closing unit. The cooling water is filtered and cooled through the filtration chamber and the cooling chamber respectively. The cooling water enters and the filtered and cooled cooling water is discharged from the inside of the recovery water tank through the inlet and the drain outlet respectively. The impurities in the cooling water are filtered through the filter plate. The filter plate can be lifted, which is convenient for quickly filtering the cooling water. The filtered cooling water is introduced into the cooling chamber through the water permeable opening for cooling, and the closing unit is used to link the filter plate to prevent the unfiltered cooling water from entering the cooling chamber.

[0004] As a preferred technical scheme of the cooling water recovery device of the utility model, a sewage outlet closed by a sealing cover is arranged at the lower end of the filtration chamber. The impurities separated from the cooling water can be discharged through the sewage outlet.

[0005] As a preferred technical solution of a cooling water recovery device of the utility model, the side of the filter plate is in contact with the inner side of the filter chamber, and the outer sides of the threaded hole ears and the sliding hole ears are in contact with the inner side of the lifting box respectively. The filter plate can be higher than the water inlet, and the impurities in the cooling water can be separated by downward pressure, which is convenient for rapid separation and backwashing and cleaning of the filter plate.

[0006] As a preferred technical solution of a cooling water recovery device of the utility model, a heat exchange copper tube is arranged inside the cooling chamber, one end of which extends from the recovery water tank. The heat energy in the cooling water can be extracted through the heat exchange copper tube and then recycled.

[0007] As an optimal technical scheme of a cooling water recovery device of the utility model, the closing unit comprises a slide, a closing plate, a limiting shaft, a spring and a driving protrusion, the slide is arranged on the right side surface of the partition plate, the front and rear ends of the closing plate are slidably arranged in the slide, and the closing plate closes the water permeable opening of the partition plate when it reaches the uppermost end of the slide, the lower end of the limiting shaft is fixedly arranged on the lower surface of the cooling chamber, the upper end of the limiting shaft movably extends into the closing plate, the spring is sleeved on the limiting shaft and is located below the closing plate, the driving protrusion is fixedly arranged at the upper end of the left side surface of the closing plate and extends into the filter chamber, the driving protrusion can contact the filter plate, drive the closing plate to fall along the slide to open the water permeable opening of the partition plate, so that the cooling water above the filter plate passes into the cooling chamber, and the unpressurized closing plate can be reset by the spring, thereby closing the water permeable opening of the partition plate to prevent unfiltered cooling water from entering the cooling chamber.

[0008] As a preferred technical solution of the cooling water recovery device of the utility model, a water immersion switch is arranged in the filter cavity, and the water immersion switch is located above the highest point of the filter plate. The lifting motor 201 and the electric valve of the water inlet can be automatically started through the water immersion switch.

[0009] The beneficial effects of the utility model are as follows: the utility model filters and cools down the cooling water respectively through the filter chamber and the cooling chamber, allows the cooling water to enter and discharge the filtered and cooled cooling water from the recovery water tank respectively through the water inlet and the drain outlet, filters the impurities in the cooling water through the filter plate, facilitates the rapid filtration of the cooling water through the liftable filter plate, guides the filtered cooling water into the cooling chamber through the water permeable port for cooling, and links the filter plate through the closed unit to prevent the unfiltered cooling water from entering the cooling chamber, and discharges the impurities separated from the cooling water through the drain outlet. The impurities in the cooling water can be separated, which is convenient for rapid separation and backwashing of the filter plate. The heat energy in the cooling water can be discharged through the heat exchange copper tube and then recycled. The driving block can contact the filter plate, driving the closing plate to fall along the slide to open the water permeable port of the partition plate, so that the cooling water above the filter plate can pass into the cooling chamber. The unpressurized closing plate can be reset by the spring, thereby closing the water permeable port of the partition plate to prevent unfiltered cooling water from entering the cooling chamber. The lifting motor 201 and the electric valve of the water inlet can be automatically started by the water immersion switch. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the structure of the utility model;

[0011] Figure 2 It is a cross-sectional view of the utility model;

[0012] Figure 3 It is a schematic diagram of the enlarged structure of point A of the utility model;

[0013] Figure 4 This is a schematic diagram of the structure of the recycling water tank of the utility model;

[0014] Figure 5 This is a schematic diagram of the filter plate structure of the utility model.

[0015] In the figure: 1-recovery water tank, 101-partition plate, 102-water inlet, 103-drainage outlet, 104-filter chamber, 105-cooling chamber, 106-drainage outlet, 107-water immersion switch, 2-lifting box, 201-lifting motor, 3-filter plate, 301-threaded hole ear, 302-sliding hole ear, 4-closing unit, 41-slide, 42-closing plate, 43-limiting shaft, 44-spring, 45-driving bump, 5-heat exchange copper tube. DETAILED DESCRIPTION

[0016] Example 1

[0017] like Figures 1 to 5As shown, the utility model discloses a cooling water recovery device, which adopts the technical scheme of comprising a recovery water tank 1 and a filter plate 3, a partition plate 101 is arranged at the inner center of the recovery water tank 1, the partition plate 101 divides the left and right parts of the recovery water tank 1 into a filter chamber 104 and a cooling chamber 105, a water inlet 102 is arranged at the upper left part of the recovery water tank 1, a drain port 103 is arranged at the lower right part of the recovery water tank 1, the water inlet 102 and the drain port 103 are closed by an electric valve, and lifting boxes 2 with inner openings are symmetrically arranged on the front and rear sides of the filter chamber 104, a sewage outlet 106 closed by a closing cover is arranged at the lower end of the filter chamber 104, and impurities separated from the cooling water can be discharged through the sewage outlet 106, and a heat exchange copper tube 5 is arranged inside the cooling chamber 105, one end of the heat exchange copper tube 5 extends out of the recovery water tank 1, and the heat exchange copper tube 5 can be used to The heat energy in the cooling water is extracted and then recycled; a sliding rod is fixedly arranged from top to bottom inside the front lifting box 2, and a screw is rotatably arranged from top to bottom inside the rear lifting box 2, and a lifting motor 201 is arranged at the upper end of the rear lifting box 2, and the output shaft of the lifting motor 201 is connected to the screw; the filter plate 3 is arranged in the filter cavity 104, and the front end of the filter plate 3 is threadedly connected to the screw of the front lifting box 2 through a threaded hole ear 301, and the rear end of the filter plate 3 is sleeved on the sliding rod of the rear lifting box 2 through a sliding hole ear 302, and the side edge of the filter plate 3 is in contact with the inner side surface of the filter cavity 104, and the outer sides of the threaded hole ear 301 and the sliding hole ear 302 are in contact with the inner side surface of the lifting box 2 respectively, and the filter plate 3 can be higher than the water inlet 102, and the impurities in the cooling water are separated by pressing down, which is convenient for rapid separation and also convenient for backwashing and cleaning the filter plate 3;A water permeable opening is provided at the lower end of the partition plate 101, and the water permeable opening is closed by a closing unit 4. The closing unit 4 includes a slideway 41, a closing plate 42, a limiting shaft 43, a spring 44 and a driving lug 45. The slideway 41 is arranged on the right side surface of the partition plate 101. The front and rear ends of the closing plate 42 are slidably arranged in the slideway 41, and when the closing plate 42 reaches the uppermost end of the slideway 41, the water permeable opening of the partition plate 101 is closed. The lower end of the limiting shaft 43 is fixedly arranged on the lower surface of the cooling chamber 105, and the upper end of the limiting shaft 43 movably extends into the closing plate 42. The spring 44 is sleeved on the limiting shaft 43 and is located below the closing plate 42. The driving lug 45 is fixedly arranged at the upper end of the left side surface of the closing plate 42 and extends into the filtering chamber 104. The driving lug 45 can be in contact with the filter plate 3 to drive the closing plate 42 to fall along the slideway 41 to open the water permeable opening of the partition plate 101, so that the cooling water above the filter plate 3 can enter the cooling chamber 105. The spring 44 can reset the unpressurized closing plate 42, thereby closing the water permeable opening of the partition plate 101 and preventing the unfiltered cooling water from entering the cooling chamber 105. A water immersion switch 107 is arranged in the filtering chamber 104, and the water immersion switch 107 is located above the highest point of the filter plate 3. The water immersion switch 107 can automatically start the lifting motor 201 and the electric valve of the water inlet 103. The cooling water is filtered and cooled respectively through the filtering chamber 104 and the cooling chamber 105. The cooling water enters and the filtered and cooled cooling water is discharged from the recycling water tank 1 through the water inlet 102 and the drain outlet 103 respectively. The impurities in the cooling water are filtered through the filter plate 3. The liftable filter plate 3 facilitates the rapid filtration of the cooling water. The filtered cooling water is introduced into the cooling chamber 105 through the water permeable opening for cooling. The closing unit 4 is linked with the filter plate 3 to prevent the unfiltered cooling water from entering the cooling chamber 105.;

[0018] Working principle of the present utility model: Before work, the filter plate 3 is located above the water inlet 102. The used cooling water enters the filtration cavity 104 from the water inlet 102. When the cooling water overflows the filter plate 3 and contacts the water immersion switch 107, the electric valve at the water inlet 102 closes, and the lifting motor 201 starts to drive the filter plate 3 to descend. The impurities in the cooling water are pressed downwards. The filter plate 3 contacts and drives the convex block 45, and the closing plate 42 drops to open the water permeable opening of the partition plate 101. The spring 44 contracts. The filtered cooling water on the upper layer of the filter plate 3 reaches the cooling cavity 105 through the water permeable opening for cooling. The heat exchange copper tube 5 can be connected to the external medium to be heated, so as to recover the heat in the cooling water and cool the cooling water at the same time. After the cooling water in the filtration cavity 104 is drained completely, the filter plate 3 rises and resets. The spring 44 pushes the closing plate 42 to close the water permeable opening of the partition plate 101. The electric valve at the water inlet 102 opens, waiting for a new round of cooling water to enter the filtration cavity. The sewage outlet 106 can be opened to discharge the impurities in the filtration cavity 104, and the electric valve of the drain outlet 103 can be opened to discharge the cooled cooling water for reuse.

[0019] The circuit connection involved in the present utility model is a common means adopted by those skilled in the art, and technical inspiration can be obtained through a limited number of experiments, belonging to the widely used prior art.

[0020] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, so it cannot be understood as a limitation to the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more.

[0021] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installed", "connected", "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0022] Components not described in detail in this article are prior art.

[0023] Although the specific embodiments of the present utility model have been described in detail above, the present utility model is not limited to the above embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art, various changes can be made without departing from the purpose of the present utility model, and modifications or deformations that do not involve creative labor are still within the protection scope of the present utility model.

Claims

1. A cooling water recovery device, comprising a recovery water tank (1) and a filter plate (3), characterized in that: A partition plate (101) is provided at the inner center of the recovery water tank (1), and the partition plate (101) divides the left and right parts of the recovery water tank (1) into a filter chamber (104) and a cooling chamber (105). A water inlet (102) is provided at the upper left part of the recovery water tank (1), and a drain outlet (103) is provided at the lower right part of the recovery water tank (1). The water inlet (102) and the drain outlet (103) are closed by an electric valve. The filter chamber (104) is symmetrically provided with lifting boxes (2) with inner openings on the front and rear sides respectively; a sliding box (2) is fixedly provided from top to bottom inside the front lifting box (2). Rod, a lead screw is arranged for rotation from top to bottom inside the rear lifting box (2), a lifting motor (201) is arranged at the upper end of the rear lifting box (2), and the output shaft of the lifting motor (201) is connected to the lead screw; the filter plate (3) is arranged in the filter cavity (104), and the front end of the filter plate (3) is threadedly connected to the lead screw of the front lifting box (2) through a threaded hole ear (301), and the rear end of the filter plate (3) is sleeved on the sliding rod of the rear lifting box (2) through a sliding hole ear (302); a water permeable port is opened on the lower end of the partition plate (101), and the water permeable port is closed by a closing unit (4).

2. A cooling water recovery device according to claim 1, characterized in that: A sewage outlet (106) which is closed by a closing cover is provided at the lower end of the filter cavity (104).

3. A cooling water recovery device according to claim 1, characterized in that: The side edge of the filter plate (3) contacts the inner side surface of the filter cavity (104), and the outer side surfaces of the threaded hole ear (301) and the sliding hole ear (302) contact the inner side surface of the lifting box (2) respectively, and the filter plate (3) can be higher than the water inlet (102).

4. A cooling water recovery device according to claim 1, characterized in that: A heat exchange copper tube (5) is arranged inside the cooling chamber (105), and one end of the heat exchange copper tube (5) extends out from the recovery water tank (1).

5. A cooling water recovery device according to claim 1, characterized in that: The closing unit (4) comprises a slide (41), a closing plate (42), a limiting shaft (43), a spring (44) and a driving protrusion (45); the slide (41) is arranged on the right side surface of the partition plate (101); the front and rear ends of the closing plate (42) are slidably arranged in the slide (41); and when the closing plate (42) reaches the uppermost end of the slide (41), the water permeable opening of the partition plate (101) is closed; the lower end of the limiting shaft (43) is fixedly arranged on the lower surface of the cooling chamber (105); the upper end of the limiting shaft (43) is movably extended into the closing plate (42); the spring (44) is sleeved on the limiting shaft (43) and is located below the closing plate (42); the driving protrusion (45) is fixedly arranged at the upper end of the left side surface of the closing plate (42) and extends into the filter chamber (104).

6. A cooling water recovery device according to claim 3, characterized in that: A water immersion switch (107) is arranged in the filter cavity (104), and the water immersion switch (107) is located above the highest point of the filter plate (3).

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