CN216892644U

CN216892644U - Negative pressure suppression device for flow stabilizing tank

Info

Publication number: CN216892644U
Application number: CN202123202158.1U
Authority: CN
Inventors: 张松波
Original assignee: Shanghai Jingzhao Industrial Co ltd
Current assignee: Shanghai Jingzhao Industrial Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-07-05
Anticipated expiration: 2031-12-20

Abstract

The utility model provides a negative pressure restraining device for a flow stabilizing tank, which comprises a tank body, wherein the bottom of the tank body is provided with a mounting flange and a water guide cylinder, a floating ball is arranged in the water guide cylinder, the upper end of the floating ball is connected with a rebound device, and the upper end of the tank body is provided with a ventilation device. A floating ball and a rebounding device are arranged in a tank body, a connecting frame in the floating ball is connected with the middle of a sealing baffle through a spring, rebounding of the floating ball through the spring is facilitated, rapid resetting of the floating ball is facilitated, and negative pressure generated in the tank body is avoided; and be equipped with gasbag and end cap among the resilient mounting, be connected with the connecting pipe on the end cap, be convenient for aerify the gasbag inside through the connecting pipe, be convenient for guarantee the sealing connection between gasbag and the floater, avoid the floater to lead to spheroidal diameter value to change because of wearing and tearing in the use, guaranteed being connected between spheroid and the gasbag.

Description

Negative pressure suppression device for flow stabilizing tank

Technical Field

The utility model relates to the technical field of water supply devices, in particular to a negative pressure suppression device for a flow stabilizing tank.

Background

The steady flow tank is also called as a steady flow compensator and is one of important components of non-negative pressure water supply equipment, the steady flow tank is free of negative pressure and has the functions of pressure superposition with a municipal pipe network to eliminate negative pressure and secondary pollution, water flow rate for intelligent compensation is used, the steady flow tank is an important component of a water supply unit, a negative pressure suppressor is generally arranged on the steady flow tank, a floating ball in the conventional negative pressure suppressor is clamped at an air inlet of the negative pressure suppressor sometimes due to water pressure, or the reaction is slow, so that certain negative pressure can be generated in the steady flow tank to influence water supply, and in order to solve the problems, the steady flow tank negative pressure suppressor is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a negative pressure restraining device of a flow stabilizing tank, which is convenient for a floating ball to rebound quickly and restrains negative pressure from being generated.

The embodiment of the utility model is realized by the following steps:

the embodiment of the utility model provides a negative pressure restraining device for a flow stabilizing tank, which comprises a tank body, wherein the bottom of the tank body is provided with a mounting flange and a water guide cylinder, a floating ball is arranged in the water guide cylinder, the upper end of the floating ball is connected with a rebound device, and the upper end of the tank body is provided with a ventilation device.

Optionally, the floating ball comprises a ball body, the upper end of the ball body is connected with a floating rod, the upper end of the floating rod is provided with a connecting frame, and the middle of the connecting frame is provided with an air vent.

Optionally, the rebounding device comprises a sealing baffle, an air bag is arranged inside the sealing baffle, a plug is arranged at the upper end of the air bag, and a connecting pipe is connected to the plug.

Optionally, the upper end of the sealing baffle is fixedly connected with springs, the upper ends of the springs are connected to the connecting frame, the number of the springs is four, and the springs are respectively connected to four branches of the connecting frame.

Optionally, the middle part of the air bag is a spherical groove, and the middle part of the air bag is provided with an air inlet.

Optionally, the ventilation device comprises a ventilation cover, a filter element is mounted inside the ventilation cover, and a through hole is formed in the middle of the ventilation cover.

The embodiment of the utility model has the beneficial effects that: the embodiment of the utility model provides a negative pressure restraining device for a flow stabilizing tank, which is characterized in that a floating ball and a rebounding device are arranged in a tank body, a connecting frame in the floating ball is connected with the middle part of a sealing baffle through a spring, so that the floating ball is rebounded through the spring, the floating ball is convenient to reset quickly, and negative pressure generated in the tank body is avoided; and be equipped with gasbag and end cap among the resilient mounting, be connected with the connecting pipe on the end cap, be convenient for aerify the gasbag inside through the connecting pipe, be convenient for guarantee the sealing connection between gasbag and the floater, avoid the floater to lead to spheroidal diameter value to change because of wearing and tearing in the use, guaranteed being connected between spheroid and the gasbag.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural diagram of a steady flow tank negative pressure suppression device according to the present invention;

FIG. 2 is a structural sectional view of a steady flow tank negative pressure suppression device of the present invention;

FIG. 3 is a schematic view of a floating ball of the steady flow tank negative pressure suppression device of the present invention;

fig. 4 is a schematic diagram of a rebound device of the negative pressure suppression device of the flow stabilization tank.

Icon: 1. a tank body; 2. installing a flange; 3. a water guide cylinder; 4. a floating ball; 41. a sphere; 42. a float rod; 43. a connecting frame; 44. a vent hole; 5. a rebounding device; 51. sealing the baffle; 52. an air bag; 53. a spring; 54. a plug; 55. a connecting pipe; 6. a breather device; 61. a ventilation hood; 62. and (3) a filter element.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 4, an embodiment of the present invention provides a steady flow tank negative pressure suppression device, which includes a tank body 1, a mounting flange 2 and a water guide cylinder 3 are installed at the bottom of the tank body 1, a floating ball 4 is installed inside the water guide cylinder 3, a rebound device 5 is connected to an upper end of the floating ball 4, and a ventilation device 6 is installed at an upper end of the tank body 1.

The floater 4 includes spheroid 41, and the upper end of spheroid 41 is connected with the float rod 42, and link 43 is installed to the upper end of float rod 42, and air vent 44 has been seted up at the middle part of link 43, installs floater 4 in the inside of a water guide section of thick bamboo 3, drives floater 4 through the inside water liquid level of a water guide section of thick bamboo 3 and floats to switch on the air flue at the middle part of resilient mounting 5, be convenient for guarantee the stability of the inside pressure of stationary flow jar, avoid the negative pressure to produce.

Rebound device 5 includes seal retainer 51, and seal retainer 51's internally mounted has gasbag 52, and end cap 54 is installed to the upper end of gasbag 52, is connected with connecting pipe 55 on the end cap 54, and setting up of gasbag 52 is convenient for adjust rebound device 5's is sealed, is convenient for appear wearing and tearing diameter at floater 4 and reduce the back and guarantee stable sealed, improve device's life.

The upper end fixedly connected with spring 53 of seal baffle 51, the upper end of spring 53 is connected on link 43, and the quantity of spring 53 is four to connect respectively on four branches of link 43, spring 53 connects on link 43, is convenient for drive spheroid 41 this time to kick-back fast, avoids spheroid 41 can't fall fast after the liquid level descends and causes the inside negative pressure of device to produce.

The middle part of gasbag 52 is spherical recess, and the middle part of gasbag 52 is equipped with the inlet port, and the gomphosis between gasbag 52 and the spheroid 41 is convenient for increase spheroid 41 to the sealed effect of resilient means 5 middle part air flue, avoids appearing revealing of atmospheric pressure.

Breather 6 has filter core 62 including ventilating cover 61, the internally mounted of ventilating cover 61, and ventilates the middle part of cover 61 and seted up the through-hole, and the setting of ventilating cover 61 and filter core 62 is convenient for filter the gas of device and external intercommunication, avoids dust and impurity pollution water in the gas.

It should be noted that the present invention is a steady flow tank negative pressure suppression device, the device is installed at the upper end of the steady flow tank, when the liquid level inside the steady flow tank is too high, the liquid level floats and supports the floating ball 4, pushes the floating ball 4 to move upwards, so that the floating ball 4 and the rebounding device 5 are in contact and sealed, the water pressure inside the tank body 1 is ensured, and the water body inside the tank body 1 is prevented from leaking, and when the liquid level inside the tank body 1 returns to a normal range, the spring 53 connected to the floating ball 4 pushes the floating ball 4 to rebound quickly, the through hole in the middle of the rebounding device 5 is released, so that the tank body 1 is ensured to communicate with the outside, the pressure is ensured to be consistent, and the ventilation device 6 installed at the upper end of the tank body 1 filters the gas flowing inside and outside the tank body 1, so as to prevent dust in the gas from polluting the water body.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a stationary flow jar negative pressure suppression device, includes jar body (1), its characterized in that: mounting flange (2) and water guide cylinder (3) are installed to the bottom of the jar body (1), the inside of water guide cylinder (3) is equipped with floater (4), the upper end of floater (4) is connected with resilient means (5), ventilation unit (6) are installed to the upper end of the jar body (1).

2. The flow stabilization tank negative pressure suppression device as claimed in claim 1, wherein: the floating ball (4) comprises a ball body (41), the upper end of the ball body (41) is connected with a floating rod (42), the upper end of the floating rod (42) is provided with a connecting frame (43), and the middle of the connecting frame (43) is provided with a vent hole (44).

3. The flow stabilization tank negative pressure suppression device as claimed in claim 1, wherein: rebound device (5) are including seal baffle (51), the internally mounted of seal baffle (51) has gasbag (52), end cap (54) are installed to the upper end of gasbag (52), be connected with connecting pipe (55) on end cap (54).

4. The flow stabilization tank negative pressure suppression device of claim 3, wherein: the upper end fixedly connected with spring (53) of seal baffle (51), the upper end of spring (53) is connected on link (43), the quantity of spring (53) is four to connect respectively on four branches of link (43).

5. The flow stabilization tank negative pressure suppression device of claim 3, wherein: the middle part of the air bag (52) is a spherical groove, and an air inlet hole is formed in the middle part of the air bag (52).

6. The flow stabilization tank negative pressure suppression device as claimed in claim 1, wherein: the ventilation device (6) comprises a ventilation cover (61), a filter element (62) is installed inside the ventilation cover (61), and a through hole is formed in the middle of the ventilation cover (61).