Automatic drain valve of energy storage cabinet

Abstract

The utility model discloses an automatic drain valve of an energy storage cabinet. The automatic drain valve comprises a valve body, a floating ball and a traction rope, a through tubular channel is arranged in the valve body, and the inner diameter of the tubular channel is gradually reduced from a water inlet in the upper portion to a water outlet in the lower portion. The floating ball is arranged in the tubular channel, the inner diameter of a water outlet of the tubular channel is smaller than the diameter of the floating ball, and the inner diameter of a water inlet of the tubular channel is larger than the diameter of the floating ball; a support is arranged at a water outlet of the tubular channel, one end of the traction rope is connected with the support, and the other end of the traction rope is connected with the floating ball. The position of the floating ball is controlled through the elastic pulling rope, a sealing state can be kept when no water is accumulated, and outside air is prevented from entering to generate condensed water; when accumulated water exists, the floating ball rises along with the water level, blockage of the water outlet is relieved, and the automatic drainage function is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of drainage valve, more particularly to a kind of automatic drainage valve of energy storage cabinet. BACKGROUND

[0002] Liquid-cooled energy storage cabinet contains liquid-cooled energy storage battery, when battery is charged and discharged, liquid cooling system starts, air contacts the bottom of liquid-cooled battery's liquid-cooled plate (unpainted heat preservation area) and produces condensate when cold, and condensate flows out through the drain or drainage valve at the bottom of cabinet. The drainage valve in the liquid-cooled energy storage cabinet mainly undertakes the key role of ensuring system maintenance convenience and operation safety. Its functions include draining coolant to make internal component maintenance or replacement more convenient when system maintenance and inspection are facilitated;Prevent cooling liquid from freezing to cause equipment damage in cold season, avoid such problems by emptying cooling liquid;And when cooling liquid needs to be replaced, old cooling liquid can be effectively drained to facilitate new cooling liquid replacement. In addition, correct design and use of drainage valve can also ensure the sealing of the system, prevent cooling liquid from leaking and ensure the stable operation of the entire liquid-cooled energy storage system. Therefore, the drainage valve is crucial to the normal operation and service life extension of the liquid-cooled energy storage cabinet.

[0003] Ordinary drain or drainage valve may cause insects and rodents to enter the energy storage cabinet and damage electrical system due to no sealing effect, and external air continuously enters the cabinet to produce continuous condensate. Therefore, we propose an automatic drainage valve for energy storage cabinet to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing an automatic drainage valve for energy storage cabinet to overcome the above-mentioned defects in the prior art.

[0005] The technical scheme for achieving the utility model is as follows: an automatic drainage valve for energy storage cabinet, comprising a valve body, a floating ball and a traction rope, wherein the valve body is internally provided with a through tubular passage, the inner diameter of the tubular passage gradually decreases from the upper water inlet to the lower water outlet, the floating ball is arranged in the tubular passage, the inner diameter of the water outlet of the tubular passage is smaller than the diameter of the floating ball, and the inner diameter of the water inlet of the tubular passage is larger than the diameter of the floating ball, the water outlet of the tubular passage is provided with a bracket, one end of the traction rope is connected with the bracket, and the other end is connected with the floating ball, the floating ball blocks the water outlet of the tubular passage under the action of gravity, and the traction rope limits the floating height and movement range of the floating ball.

[0006] As a preferred embodiment, the traction rope is an elastic traction rope.

[0007] As a preferred embodiment, the water inlet of the valve body is further connected with a valve panel, and the valve panel is provided with a water inlet passage.

[0008] As a preferred embodiment, the water inlet passage of the valve panel is a plurality of parallel long strip holes.

[0009] As a preferred embodiment, the bracket is composed of two intersecting support arms, and the intersection of the two support arms is at the center of the water outlet of the tubular passage, and the fixed connection of the traction rope is at the intersection of the bracket.

[0010] As a preferred embodiment, the valve body is cylindrical in shape.

[0011] With the above technical scheme, the utility model has the following beneficial effects:

[0012] (1) The utility model discloses a traction rope control ball position, can keep the sealed state when there is no water, prevent the outside air from entering and producing condensate water, when there is water, the ball rises with the water level, and the blockage of the water outlet is removed, realizing the automatic drainage function, and the elastic traction rope also avoids the ball from flowing out.

[0013] (2) The size of the tubular passage of the utility model ensures that the ball can accurately block the water outlet in the waterless state, and at the same time, the ball can smoothly move to the water inlet side with the water level rising, and will not be stuck, improving the reliability of the system.

[0014] (3) The utility model discloses a valve panel and the water outlet passage thereon can further adjust and control the flow and speed in the drainage process, protect the internal components from the direct impact of high-speed water flow, and prolong the service life.

[0015] (4) The utility model discloses a plurality of parallel long strip holes as the water inlet passage, which can uniformly distribute the water flow, reduce the abrasion caused by excessive local pressure, and also facilitate cleaning and maintenance.

[0016] (5) The bracket structure of the utility model provides stable support, ensures that the traction rope is always in the best position, makes the action of the ball more accurate and reliable, and avoids the functional failure caused by deviation.

[0017] (6) The cylindrical design of the utility model is not only beautiful, but also simple in manufacturing process, which is conducive to reducing production cost. In addition, the circular cross section reduces the resistance when the fluid flows, which helps to improve the overall performance. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to make the content of the utility model more easily understood, the utility model will be further described in detail below according to specific embodiments and in combination with the drawings, in which

[0019] Figure 1 It is a sectional view of the utility model.

[0020] Figure 2The top view of the utility model.

[0021] Figure 3 The front view of the utility model.

[0022] Figure 4 The bottom view of the utility model.

[0023] The reference signs in the drawings are: 1, valve body;11, tubular passage;12, bracket;2, floating ball;3, traction rope;4, valve panel. DETAILED DESCRIPTION

[0024] In order to better understand the above technical solutions, the above technical solutions will be described in detail below in conjunction with the drawings and specific embodiments of the specification.

[0025] In order to make the purpose, technical scheme and advantage of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. The components of the embodiments of the utility model described and shown in the drawings can be arranged and designed in various different configurations.

[0026] Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the utility model.

[0027] It should be noted that: similar reference signs and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0028] In the description of the embodiments of the utility model, it should be understood that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the utility model product is used, or the orientation or positional relationship commonly understood by those skilled in the art, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0029] In the description of the embodiments of the utility model, still need explaining, unless another explicit provision and limitation, term '' set '', '' install '', '' link '', '' connect '' should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be direct connection, also can be indirectly connected through intermediate medium, can be two element inside intercommunication. For ordinary skilled person in the art, can understand the specific meaning of above-mentioned term in the utility model according to specific circumstances. The utility model is further described below in conjunction with the drawings. The following embodiments are only used to more clearly illustrate the technical scheme of the utility model, and cannot limit the protection scope of the utility model.

[0030] (Embodiment 1)

[0031] See Figure 1 、 Figure 2 、 Figure 3 And Figure 4 , an automatic drainage valve of energy storage cabinet, including valve body 1, float ball 2, elastic traction rope 3 and valve panel 4, valve body 1 appearance design is cylindrical, the inside of valve body 1 is provided with the tubular passage 11 along the upper and lower two sides plane, the inner diameter of tubular passage 11 gradually decreases from the water inlet to the water outlet direction, the water inlet of tubular passage 11 is designed in the upper, and the water outlet is designed in the lower.

[0032] Float ball 2 is placed in tubular passage 11, the inner diameter of the water inlet of tubular passage 11 is greater than the diameter of float ball 2, and the inner diameter of the water outlet of tubular passage 11 is less than the diameter of float ball 2. The position of float ball 2 is controlled by elastic traction rope 3, which can maintain a sealed state when there is no water accumulation to prevent external air from entering and producing condensate water. When there is water accumulation, the float ball rises with the water level, unblocks the water outlet, realizes the automatic drainage function, and the elastic traction rope also avoids the float ball from flowing out.

[0033] The water outlet of tubular passage 11 is provided with a bracket 12, one end of the elastic traction rope 3 is connected with the bracket 12, the other end is connected with the float ball 2, the bracket 12 is composed of two cross support arms, and the intersection point of the two support arms is at the center of the water inlet of tubular passage 11, and the elastic traction rope 3 is fixedly connected at the intersection point of the bracket 12. The float ball 2 is blocked by the elastic traction rope 3. The bracket structure provides stable support, ensures that the elastic traction rope 3 is always in the best position, makes the action of the float ball more accurate and reliable, avoids the functional failure caused by deviation.

[0034] The water inlet of valve body 1 is also connected with valve panel 4, and the valve panel 4 is provided with a water inlet passage; the water outlet passage of valve panel 4 is a plurality of parallel long holes. Increasing the valve panel and the water outlet passage thereon can further adjust and control the flow and speed during the drainage process, protect the internal components from direct impact of high-speed water flow, and prolong the service life.

[0035] In this embodiment, water flows into the valve body 1 from the water inlet channel of the valve panel 4, the float ball 2 floats with the water, the elastic traction rope 3 pulls the float ball 2, the traction rope 3 limits the floating height and the activity range of the float ball 2, prevents the float ball 2 from floating away from the valve body 1, and the water flows smoothly downward. After the water drainage is completed, the float ball 2 is blocked by gravity to the water outlet of the tubular channel 11, preventing external air from entering to continuously generate condensed water.

[0036] The specific embodiments described above further specifically describe the purpose, technical scheme and beneficial effects of the utility model, and it should be understood that the above description is only a specific embodiment of the utility model and is not used to limit the utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. An automatic drain valve for an energy storage tank, characterized by: The utility model relates to a valve body (1), a float ball (2) and a traction rope (3), the valve body (1) is internally provided with a through tubular passage (11), the inner diameter of the tubular passage (11) gradually reduces from the water inlet at top to the water outlet at bottom, the float ball (2) is placed in the tubular passage (11), the inner diameter of the water outlet of the tubular passage (11) is less than the diameter of the float ball (2), and the inner diameter of the water inlet of the tubular passage (11) is greater than the diameter of the float ball (2), the water outlet of the tubular passage (11) is provided with a support (12), one end of the traction rope (3) is connected with the support (12), and the other end is connected with the float ball (2).

2. An automatic drain valve for an energy storage tank according to claim 1, characterized in that: The traction rope (3) is an elastic traction rope.

3. An automatic drain valve for an energy storage tank according to claim 1, characterized in that: The water inlet of the valve body (1) is further connected with a valve panel (4), and the valve panel (4) is provided with a water inlet passage.

4. An automatic drain valve for an energy storage tank according to claim 3, characterized in that: The water inlet passage of the valve panel (4) is a plurality of parallel long strip holes.

5. An automatic drain valve for an energy storage tank according to claim 1, characterized in that: The support (12) is composed of two intersecting support arms, and the intersection point of the two support arms is at the center of the water outlet of the tubular passage (11), and the traction rope (3) is fixedly connected at the intersection point of the support (12).

6. An automatic drain valve for an energy storage tank according to claim 1, characterized in that: The valve body (1) is in the shape of a cylinder.

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