Self-adaptive cooling tower water supply and drainage device

Abstract

The utility model discloses a self-adaptive cooling tower water supply and drainage device which comprises a positioning pipe body inserted at a drainage pipe at the bottom of a water collecting tank and a lifting pipe body matched with the positioning pipe body, a movable space is arranged between the positioning pipe body and the lifting pipe body, and a reset mechanism of the lifting pipe body is arranged at the movable space; a floating plate arranged in the water collecting tank is arranged at the top of the lifting pipe body, the upper pipe body section of the lifting pipe body is a drainage section, the lower pipe body section of the lifting pipe body is a positioning section which ascends and descends in the axis direction of the positioning pipe body, and a plurality of drainage holes used for controlling the drainage amount are formed in the pipe wall of the drainage section. According to the self-adaptive drainage device, self-adaptive drainage of the whole device is achieved by arranging the lifting pipe body with the floating plate, the drainage amount is adjusted by forming the drainage holes in the drainage section, the drainage amount is convenient to control, and the height of the floating plate is controlled by adjusting the stretching strength of the reset mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to a water supply and drainage device, in particular to a self-adaptive cooling tower water supply and drainage device. BACKGROUND

[0002] The cooling tower utilizes the flow contact of water and air to complete the cold and hot exchange, is divided into counterflow tower, cross flow tower, spray ventilation no filler cooling tower, closed cooling tower, wherein, counterflow tower is widely used in air conditioning, industrial large and medium-sized cooling circulating water with good thermal performance, high cooling efficiency, easy maintenance and the like.But the present counterflow tower only sets up a water collecting pool at the bottom, only under the condition that the operator opens the drain pipe can the water be discharged, if the time is too long, easy to breed bacteria in the water collecting pool, pollute the environment around the cooling tower.Although the existing technology has the drain valve according to the liquid level, but the valve cannot control the drainage capacity, realizes self-adaptive drainage. UTILITY MODEL CONTENTS

[0003] The utility model relates to a water supply and drainage device, in particular to a self-adaptive cooling tower water supply and drainage device.

[0004] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A self-adaptive cooling tower water supply and drainage device, characterized in that the device comprises a positioning pipe body inserted at the drain pipe of the water collecting pool bottom and a lifting pipe body matched with the positioning pipe body, an activity space is arranged between the positioning pipe body and the lifting pipe body, a reset mechanism of the lifting pipe body is installed at the activity space, and the lifting pipe body is movably connected with the positioning pipe body through the reset mechanism; a floating plate is arranged on the top of the lifting pipe body and placed in the water collecting pool, an upper pipe body of the lifting pipe body is a drainage section, and a lower pipe body of the lifting pipe body is a positioning section lifted along the axial direction of the positioning pipe body; and a plurality of drainage holes for controlling the drainage capacity are arranged on the pipe wall of the drainage section.

[0006] The technical problem solved by the utility model can also be realized through the following technical scheme, the reset mechanism comprises a tension spring sleeved on the lifting pipe body, the upper end of the tension spring is fixed on the floating plate, and the lower end of the tension spring is connected with a support arranged on the inner wall of the positioning pipe body.

[0007] The technical problem solved by the utility model can also be realized through the following technical scheme, vertical expansion strips are arranged around the positioning pipe body, the expansion strips are made of elastic strips, the positioning pipe body is tightly matched with the drain pipe at the bottom of the water collecting pool through the expansion strips, so that the whole device can be quickly expanded and matched with the drain pipe at the bottom of the water collecting pool, and the installation is fast and convenient.

[0008] The technical problems to be solved by the utility model can also be solved by the following technical scheme, the expansion strip is provided with 2-4 strips, is arranged uniformly along the circumference of the positioning pipe body, so that the positioning pipe body can cooperate with the drain pipe of the bottom of the water collecting pool at each position of the circumference, and the installation stability of the positioning pipe body is ensured.

[0009] The technical problems to be solved by the utility model can also be solved by the following technical scheme, the length of the drainage section is greater than the length of the positioning section, further, the length of the drainage section is 2 times the length of the positioning section, and the drainage capacity is enlarged.

[0010] The technical problems to be solved by the utility model can also be solved by the following technical scheme, the area of the floating plate is at least 1 / 2 of the area of the bottom of the water collecting pool, and is preferably 1 / 2-2 / 3 of the area of the bottom of the water collecting pool.

[0011] Compared with the prior art, the utility model discloses a lifting pipe body with a floating plate, realizes self-adaptive drainage of the whole device, realizes the adjustment of the drainage capacity by arranging a plurality of drainage holes in the drainage section, is convenient for controlling the drainage capacity, realizes the control of the height of the floating plate by adjusting the tension degree of the reset mechanism, and the device can be used independently by arranging the positioning pipe body and the lifting pipe body. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a structural diagram of the self-adaptive cooling tower water supply and drainage device.

[0013] Figure 2 It is a partial enlarged view. Figure 1

[0014] Figure 3 It is a structural diagram of the positioning pipe body.

[0015] In the drawing, 1 is a water collecting pool, 2 is a drain pipe, 3 is a floating plate, 4 is a lifting pipe body, 5 is a positioning pipe body, 6 is a tension spring, 7 is a drainage hole, and 8 is an expansion strip. DETAILED DESCRIPTION

[0016] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model.

[0017] ​In the description of the utility model, it is understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0018] Referring to Figures 1-3 An adaptive cooling tower water supply and drainage device, the device comprises a positioning pipe body 5 inserted at the bottom of the water collecting pool 1 and a lifting pipe body 4 matched with the positioning pipe body 5, an active space is arranged between the positioning pipe body 5 and the lifting pipe body 4, a reset mechanism of the lifting pipe body 4 is arranged at the active space, and the lifting pipe body is movably connected with the positioning pipe body through the reset mechanism; the top of the lifting pipe body 4 is provided with a floating plate 3 arranged in the water collecting pool, the upper pipe body of the lifting pipe body 4 is a drainage section, and the lower pipe body of the lifting pipe body 3 is a positioning section which is lifted along the axial direction of the positioning pipe body; a plurality of drainage holes 7 for controlling the water discharge amount are arranged on the pipe wall of the drainage section.

[0019] The reset mechanism comprises a pull spring 6 sleeved on the lifting pipe body 4, the upper end of the pull spring is fixed on the floating plate 3, the lower end of the pull spring 6 is connected with a support arranged on the inner wall of the positioning pipe body 5, the fixing modes of the upper end and the lower end of the pull spring include but are not limited to welding, hooking by using a hook head, bonding and the like, and the support is not shown in the drawings, and the reset mechanism can also adopt any elastic structure or elastic product with a reset function disclosed in the prior art.

[0020] A vertical expansion strip 8 is arranged around the positioning pipe body 4, the positioning pipe body 4 is tightly matched with the drainage pipe 2 at the bottom of the water collecting pool 1 through the expansion strip 8, and the expansion strip 8 facilitates disassembly, replacement and maintenance; the expansion strip 8 is provided with 2-4 strips and is uniformly arranged in the circumferential direction of the positioning pipe body 5, so that the installation stability of the whole device is improved.

[0021] The length of the drainage section is greater than that of the positioning section, the maximum water discharge amount is expanded, and the adaptive range of the lifting pipe body is expanded.

[0022] The area of the floating plate 3 is at least 1 / 2 of the bottom area of the water collecting pool, and is preferably 1 / 2-2 / 3, so that the good use effect of the whole device is ensured, and the use is not affected due to that the floating force of the floating plate is insufficient to overcome the pulling force of the pull spring.

[0023] The self-adaptive cooling tower water supply and drainage device is independent of the structure of the counterflow tower, can be directly inserted at the water collecting pool 1 drain pipe 2 below the counterflow tower through the positioning pipe body 5, and has the working principle that when the liquid level in the water collecting pool 1 is raised, the floating plate 3 is raised, the tension of the tension spring 6 is overcome, the tension of the tension spring 6 is set according to the area or depth of the water collecting pool 1, thereby the lifting pipe body 4 is pulled out of the positioning pipe body 5, is pulled out to the water flowing out from the drain hole, is discharged into the water collecting pool 1 through the lifting pipe body 4, thereby the control of the water discharge capacity is realized, the excessively large drain port is avoided, and the water discharge capacity cannot be controlled, different sizes of the tension spring are selected, different sizes or different depths of the water collecting pool are adapted, and thereby the self-adaptability of the water collecting pool drainage is realized.

[0024] The above is only the preferred specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and the utility model concept of the utility model, carries out equivalent replacement or change, should be covered in the protection scope of the utility model.

Claims

1. A self-adapting cooling tower water supply and drainage device, characterized in that, The device comprises a positioning pipe body inserted at the drain pipe at the bottom of the water collecting pool and a lifting pipe body matched with the positioning pipe body, an activity space is arranged between the positioning pipe body and the lifting pipe body, a reset mechanism of the lifting pipe body is arranged at the activity space, the lifting pipe body is movably connected with the positioning pipe body through the reset mechanism, a floating plate is arranged at the top of the lifting pipe body and is arranged in the water collecting pool, an upper pipe body of the lifting pipe body is a drain section, a lower pipe body of the lifting pipe body is a positioning section which is lifted along the axial direction of the positioning pipe body, and a plurality of drain holes for controlling the amount of water are arranged on the pipe wall of the drain section.

2. The self-adapting water feeding and draining device of a cooling tower according to claim 1, characterized in that, The reset mechanism comprises a pulling spring sleeved on the lifting pipe body, the upper end of the pulling spring is fixed on the floating plate, and the lower end of the pulling spring is connected with a support arranged on the inner wall of the positioning pipe body.

3. The self-adapting water feeding and draining device of a cooling tower according to claim 1, characterized in that, A plurality of expansion strips are arranged around the positioning pipe body and are arranged vertically, and the positioning pipe body is tightly matched with the drain pipe at the bottom of the water collecting pool through the expansion strips.

4. The self-adapting water feeding and draining device of a cooling tower according to claim 3, characterized in that, The number of the expansion strips is 2-4, and the expansion strips are uniformly arranged along the circumference of the positioning pipe body.

5. The self-adapting water feeding and draining device of a cooling tower according to claim 1, characterized in that, The length of the drain section is greater than the length of the positioning section.

6. The self-adapting water feeding and draining device of a cooling tower according to claim 5, characterized in that, The length of the drain section is twice the length of the positioning section.

7. The self-adapting water feeding and draining device of a cooling tower according to claim 1, characterized in that, The area of the floating plate is at least 1 / 2 of the area of the bottom of the water collecting pool.

8. The self-adapting water feeding and draining device of a cooling tower according to claim 7, characterized in that, The area of the floating plate is 1 / 2-2 / 3 of the area of the bottom of the water collecting pool.

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