Double-floating-ball type drain valve

Abstract

The utility model relates to the technical field of drain valves, in particular to a double-floating-ball type drain valve which comprises a drain valve body, the front face of the drain valve body is connected with a water inlet pipeline through a flange, the back face of the drain valve body is connected with a drainage pipeline through a flange, and a water stop assembly is arranged in the drain valve body. According to the drain valve, the water stop valve can be rapidly installed on the inner side of the drain valve body through the connecting plate, then the connecting plate has a clamping effect on the water stop floating ball in the water stop chamber, the connecting column is conveniently fixed through the mounting plate, the connecting column and a limiting groove in the top of the water stop floating ball are mutually clamped, and the water stop floating ball is prevented from falling off. The rotating ring is installed on the outer side of the connecting column through the limiting ring, then the connecting column can be easily rotated through the rotating ring, then the connecting column drives the water stopping floating ball to rotate in the water stopping chamber, and a water source in the drain valve body can be stopped; by means of the design, the overall practicability of the double-floating-ball type drain valve can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of steam traps, in particular to a double-float type steam trap. Background Art

[0002] Valves are control components in fluid conveying systems, with functions such as shutoff, regulation, diversion, backflow prevention, pressure stabilization, diversion or overflow pressure relief. Valves used in fluid control systems, from the simplest shut-off valves to various valves used in extremely complex automatic control systems, have a wide variety of varieties and specifications. Valves can be used to control the flow of various types of fluids such as air, water, steam, various corrosive media, mud, oil, liquid metal and radioactive media.

[0003] The float trap is one of many valves, but the existing float traps generally have the defect of being inconvenient to disassemble and assemble. Ordinary float traps are mostly one-piece structures, and the disassembly and assembly are very complicated, resulting in extremely high requirements for the production of the valve body during the production process. It is also inconvenient to assemble, and it is not convenient for staff to disassemble during maintenance, which affects the maintenance progress and wastes a lot of time and manpower.

[0004] Therefore, it is particularly important to design a new double-float steam trap to solve the above technical defects and improve the practicality of the overall double-float steam trap. Utility Model Content

[0005] The purpose of the utility model is to provide a double-float type steam trap, which can quickly install the water stop valve on the inner side of the steam trap body through a connecting plate, and then the water stop float in the water stop chamber is clamped by the connecting plate, and the connecting column is conveniently fixed by the mounting plate, so that the connecting column and the limiting groove on the top of the water stop float are mutually clamped, and the rotating ring is installed on the outer side of the connecting column through the limiting ring, and then the connecting column can be easily rotated through the rotating ring, and then the water stop float is driven to rotate in the water stop chamber by the connecting column, so as to cut off the water source in the steam trap body, and the whole disassembly and assembly process is easy and quick, thereby improving the practicality of the steam trap to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A double-float steam trap comprises a steam trap body, the front of the steam trap body is connected to a water inlet pipe via a flange, the back of the steam trap body is connected to a drainage pipe via a flange, and a water stop assembly is provided inside the steam trap body;

[0008] The water-stop assembly is used to stop and drain water from the steam trap body.

[0009] As a preferred solution of the utility model, the water stop assembly includes two groups of water stop valves, a connecting plate, a water stop chamber, a water stop float, a drain hole, a limit groove, a mounting plate, a connecting column, a rotating ring, a limit ring, a rotating handle and a clamping ring. The two groups of water stop valves are arranged inside the drain valve body.

[0010] As a preferred solution of the utility model, the front and rear sides of the two groups of water stop valves are connected to the steam trap body through connecting plates, and water stop chambers are opened inside the two groups of water stop valves, and a water stop float is rotatably connected inside the water stop chamber.

[0011] As a preferred solution of the utility model, a drain hole is opened at the center of the water stop float, a limiting groove is opened on the top of the water stop float, the top of the water stop valve is connected to a mounting plate by four groups of bolts, and the drain hole is in the same direction as the drain valve body.

[0012] As a preferred solution of the utility model, a connecting column is rotatably connected inside the mounting plate and located at a position corresponding to the water stop float, a rotating ring is sleeved on the outside of the connecting column and located above the mounting plate, and a snap-in groove is opened inside the limiting ring and located at a position corresponding to the connecting column, and the snap-in groove is designed as a square structure.

[0013] As a preferred solution of the utility model, the outer side of the connecting column and the inner thread of the rotating ring are connected to a limiting ring, the outer side of the rotating ring is fixedly connected with a rotating handle, and the connecting column passes through the mounting plate and the water stop valve and extends to the inside of the limiting groove.

[0014] As a preferred solution of the utility model, a clamping ring is fixedly connected inside several of the connecting plates and located near the water stop float, and the internal structure size of the clamping ring is set corresponding to the external structure size of the water stop float.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] In the utility model, through the design of the steam trap body and the water stop assembly, the water stop valve can be quickly installed on the inner side of the steam trap body through the connecting plate, and then the water stop float in the water stop chamber is clamped through the connecting plate, and the connecting column is conveniently fixed through the mounting plate, so that the connecting column and the limiting groove on the top of the water stop float are mutually clamped, and the rotating ring is installed on the outer side of the connecting column through the limiting ring, and then the connecting column can be easily rotated through the rotating ring, and then the water stop float is driven to rotate in the water stop chamber through the connecting column, which can cut off the water source in the steam trap body, and the whole disassembly and assembly process is easy and quick, thereby improving the practicality of the steam trap. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0018] Figure 2 This is a disassembled diagram of the overall three-dimensional structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the three-dimensional structure of the water inlet pipe of the utility model;

[0020] Figure 4 This is a schematic diagram of the three-dimensional structure of the main body of the water stop valve of the utility model;

[0021] Figure 5 It is a schematic diagram of the three-dimensional structure of the drainage pipeline of the utility model.

[0022] In the figure: 1. steam trap body; 2. water inlet pipe; 3. drainage pipe; 4. water stop assembly; 401. water stop valve; 402. connecting plate; 403. water stop chamber; 404. water stop float; 405. steam trap hole; 406. limiting groove; 407. mounting plate; 408. connecting column; 409. rotating ring; 410. limiting ring; 411. rotating handle; 412. clamping ring. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0024] Example:

[0025] See also Figure 1-Figure 5 , the utility model provides a technical solution:

[0026] A double-float steam trap comprises a steam trap body 1, the front of the steam trap body 1 is connected to a water inlet pipe 2 through a flange, the back of the steam trap body 1 is connected to a drainage pipe 3 through a flange, and a water stop assembly 4 is arranged inside the steam trap body 1;

[0027] Specifically, first, the water stop component 4 is installed inside the steam trap body 1 through the flange, the water inlet pipe 2 is installed on the front of the steam trap body 1 through the flange, and the drainage pipe 3 is installed on the back of the steam trap body 1 through the flange. When in use, the water stop component 4 is used to cut off the water source entering the steam trap body 1, and the installation process of the entire water stop component 4 is easy and quick, which improves the disassembly and assembly efficiency.

[0028] Then, see Figure 1-Figure 5 , a water stop assembly 4 is provided inside the steam trap body 1;

[0029] The water stop assembly 4 is used to stop and drain water from the steam trap body 1. The specific structure of the water stop assembly 4 is as follows:

[0030] The water stop assembly 4 includes two groups of water stop valves 401, a connecting plate 402, a water stop chamber 403, a water stop float 404, a drain hole 405, a limiting groove 406, a mounting plate 407, a connecting column 408, a rotating ring 409, a limiting ring 410, a rotating handle 411 and a clamping ring 412. The two groups of water stop valves 401 are arranged inside the drain valve body 1. The front and rear sides of the two groups of water stop valves 401 are connected to the drain valve body 1 through the connecting plate 402. The two groups of water stop valves 401 are provided with a water stop chamber 403 inside. The water stop chamber 403 is rotatably connected to the water stop float 404. The drain hole 405 is provided at the center of the water stop float 404. The top of the water stop float 404 is provided with a limiting groove 406. The top of the water stop valve 401 is connected to the mounting plate 407 by four groups of bolts. The drain hole 405 is in the same Direction, a connecting column 408 is rotatably connected to the inside of the mounting plate 407 and at a position corresponding to the water stop float 404, a rotating ring 409 is sleeved on the outside of the connecting column 408 and located above the mounting plate 407, a clamping groove is opened inside the limiting ring 410 and at a position corresponding to the connecting column 408, and the clamping groove is designed with a square structure, the outside of the connecting column 408 and the internal threaded limit ring 410 located at the rotating ring 409, the outside of the rotating ring 409 is fixedly connected with a rotating handle 411, the connecting column 408 passes through the mounting plate 407 and the water stop valve 401 and extends to the inside of the limiting groove 406, and a plurality of connecting plates 402 are fixedly connected to the inside of the limiting groove 406 and at a position close to the water stop float 404, and the internal structure size of the clamping ring 412 is set corresponding to the external structure size of the water stop float 404.

[0031] Specifically, the water source entering the steam trap body 1 is cut off by the water stop assembly 4. First, two groups of water stop valves 401 are installed inside the steam trap body 1, and the two groups of water stop valves 401 are fixed inside the steam trap body 1 through four groups of connecting plates 402. The water stop float 404 is placed in the water stop chamber 403 in the water stop valve 401, so that the drain hole 405 in the water stop float 404 is in the same direction as the steam trap body 1, and the limiting groove 406 is oriented to the position of the mounting plate 407. The mounting plate 407 is installed on the top of the water stop valve 401 by bolts, and then the connecting column 408 is inserted into the interior of the mounting plate 407 and the steam trap body 1 and embedded in the interior of the limiting groove 406, so that the connecting column 408 and the water stop float 404 are mutually engaged, and the rotating ring 409 is sleeved on the outside of the connecting column 408, and the rotating ring 409 is fixed to the outside of the connecting column 408 by the limiting ring 410.

[0032] Furthermore, when in use, the handle 411 is turned to rotate the rotating ring 409, and the rotating ring 409 drives the connecting column 408 to rotate inside the mounting plate 407 and the steam trap body 1, and the engagement of the connecting column 408 with the water stop float 404 drives the water stop float 404 to rotate in the water stop chamber 403, so that the drain hole 405 is turned from being parallel to the steam trap body 1 to being perpendicular to the steam trap body 1, thereby cutting off the water source in the steam trap body 1.

[0033] In this embodiment, the implementation scenario is specifically as follows: in actual use, first, the water stop component 4 is installed inside the steam trap body 1 through a flange, and then the water inlet pipe 2 is installed on the front of the steam trap body 1 through a flange, and the drainage pipe 3 is installed on the back of the steam trap body 1 through a flange. When in use, the water stop component 4 is used to cut off the water source entering the steam trap body 1, and the installation process of the entire water stop component 4 is easy and quick, which improves the disassembly and assembly efficiency. Compared with the existing double-float steam trap, the utility model can improve the overall practicality of the double-float steam trap through design.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A double-float steam trap, comprising a steam trap body (1), characterized in that: The front of the steam trap body (1) is connected to a water inlet pipe (2) via a flange, the back of the steam trap body (1) is connected to a drainage pipe (3) via a flange, and a water stop assembly (4) is provided inside the steam trap body (1); The water-stopping component (4) is used to stop and drain water from the steam trap body (1); The water stop assembly (4) comprises two groups of water stop valves (401), a connecting plate (402), a water stop chamber (403), a water stop float (404), a drain hole (405), a limit groove (406), a mounting plate (407), a connecting column (408), a rotating ring (409), a limit ring (410), a rotating handle (411) and a clamping ring (412). The two groups of water stop valves (401) are both arranged inside the drain valve body (1). The front and rear sides of the two groups of water stop valves (401) are connected to the drain valve body (1) through the connecting plate (402). The two groups of water stop valves (401) are both provided with a water stop chamber (403). The water stop float (404) is rotatably connected inside the water stop chamber (403). ), a drain hole (405) is provided at the center of the water stop float (404), a limiting groove (406) is provided at the top of the water stop float (404), the top of the water stop valve (401) is connected to a mounting plate (407) by four sets of bolts, the drain hole (405) is in the same direction as the drain valve body (1), a connecting column (408) is rotatably connected inside the mounting plate (407) and located at a position corresponding to the water stop float (404), a rotating ring (409) is sleeved on the outside of the connecting column (408) and located above the mounting plate (407), and a clamping groove is provided inside the limiting ring (410) and located at a position corresponding to the connecting column (408), and the clamping groove is designed in a square structure.

2. A double float steam trap according to claim 1, characterized in that: A limit ring (410) is threadedly connected to the outside of the connecting column (408) and located inside the rotating ring (409), and a rotating handle (411) is fixedly connected to the outside of the rotating ring (409). The connecting column (408) passes through the mounting plate (407) and the water stop valve (401) and extends to the inside of the limit groove (406).

3. A double float steam trap according to claim 2, characterized in that: A clamping ring (412) is fixedly connected inside a plurality of the connection plates (402) and at a position close to the water stop float (404), and the internal structure size of the clamping ring (412) is arranged to correspond to the external structure size of the water stop float (404).

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