CN219796306U

CN219796306U - But quick closing's ammonia district liquid ammonia tank level gauge upper limit valve

Info

Publication number: CN219796306U
Application number: CN202321022035.6U
Authority: CN
Inventors: 张心钊; 李学斌; 王超; 杜振强; 刘云生
Original assignee: Binzhou Lvdong Thermal Power Co ltd; Shandong Hongqiao New Material Co Ltd
Current assignee: Binzhou Lvdong Thermal Power Co ltd; Shandong Hongqiao New Material Co Ltd
Priority date: 2023-04-25
Filing date: 2023-04-25
Publication date: 2023-10-03
Anticipated expiration: 2033-04-25

Abstract

The utility model relates to the technical field of liquid level meter valves, in particular to an upper limit valve of an ammonia area liquid ammonia tank liquid level meter capable of being rapidly closed, which comprises a valve body, wherein a valve rod is arranged in the valve body, a hand wheel is arranged at the top of the valve rod, a loop bar is fixedly connected to the top of the hand wheel, a containing hole for containing the valve rod is formed in the lower part of the loop bar, the top of the loop bar is fixedly connected with a ratchet wrench head, the side part of the ratchet wrench head is fixedly connected with a handle, and one end of the handle, which is far away from the ratchet wrench head, is positioned above an operation platform; according to the utility model, the top of the hand wheel is connected with the ratchet wrench head and the handle, the handle extends to the upper part of the operation platform, and an operator can operate the handle on the operation platform to twist the hand wheel to close the upper limit valve, so that the upper limit valve is quickly closed.

Description

But quick closing's ammonia district liquid ammonia tank level gauge upper limit valve

Technical Field

The utility model relates to the technical field of liquid level meter valves, in particular to an upper limit valve of a liquid level meter of an ammonia area liquid ammonia tank, which can be closed quickly.

Background

The liquid level meter of the ammonia area liquid ammonia tank is provided with two valves, one is an upper limit valve positioned at the upper part and the other is a lower limit valve positioned at the lower part, and when the liquid level meter leaks, the upper limit valve and the lower limit valve need to be closed in an emergency way; because liquid ammonia tank level gauge length is longer, upper limit valve position is higher, and has a certain distance from operating platform, current upper limit valve need build the scaffold frame when closing, and it is more that the scaffold frame is taken time to build, and upper limit valve can't realize closing fast.

Disclosure of Invention

The utility model mainly aims to provide an upper limit valve of a liquid ammonia tank liquid level meter in an ammonia area, which can be closed quickly, so as to solve the problem that the upper limit valve in the prior art cannot be closed quickly.

In order to achieve the purpose, the utility model provides the upper limit valve of the ammonia area liquid ammonia tank liquid level meter capable of being rapidly closed, which comprises a valve body, wherein a valve rod is arranged in the valve body, a hand wheel is arranged at the top of the valve rod, a loop bar is fixedly connected to the top of the hand wheel, a containing hole for containing the valve rod is formed in the lower part of the loop bar, the top of the loop bar is fixedly connected with a ratchet wrench head, a handle is fixedly connected to the side part of the ratchet wrench head, and one end, far away from the ratchet wrench head, of the handle is positioned above an operation platform.

Further, a square joint is arranged in the ratchet wrench head and fixedly connected with the top of the loop bar.

Further, the top of the hand wheel is fixedly connected with the loop bar through a connecting piece, the hand wheel comprises a central part and an outer ring, three prismatic bars are uniformly arranged between the central part and the outer ring, a cavity is formed between every two adjacent prismatic bars, the connecting piece comprises an upper plate, a lower plate and bolts, the upper plate is positioned above the hand wheel, the lower plate is positioned below the hand wheel, the upper plate and the lower plate are connected through the bolts, the bolts are positioned in the cavity, and through holes for the valve rods to pass through are formed in the upper plate and the lower plate; the hand wheel is connected with the loop bar through the connecting piece, so that the connection is more convenient and stable.

Further, the length of the handle is 1-1.5m.

According to the utility model, the top of the hand wheel is connected with the ratchet wrench head and the handle, the handle extends to the upper part of the operation platform, and an operator can operate the handle on the operation platform to twist the hand wheel to close the upper limit valve, so that the upper limit valve is quickly closed.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

FIG. 1 is a schematic diagram of an embodiment;

FIG. 2 is a schematic diagram of a hand wheel in an embodiment;

FIG. 3 is a schematic view illustrating a usage state of an embodiment;

in the figure: 1. a valve body; 2. a valve stem; 3. a hand wheel; 31. a center portion; 32. an outer ring; 33. a prismatic bar; 34. a cavity; 4. a loop bar; 5. a receiving hole; 6. a ratchet wrench head; 61. a square joint; 7. a connecting piece; 71. an upper plate; 72. a lower plate; 73. a bolt; 8. a handle; 9. a liquid level gauge; 10. a liquid ammonia tank; 11. and (5) operating the platform.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

As shown in fig. 1 and 2, according to the embodiment of the utility model, there is provided an upper limit valve of a liquid ammonia tank liquid level meter in an ammonia area capable of being rapidly closed, which comprises a valve body 1, wherein a valve rod 2 is arranged in the valve body 1, a hand wheel 3 is arranged at the top of the valve rod 2, a loop bar 4 is fixedly connected at the top of the hand wheel 3, a containing hole 5 for containing the valve rod 2 is arranged at the lower part of the loop bar 4, a ratchet wrench head 6 is arranged at the top of the loop bar 4, a square joint 61 is arranged in the ratchet wrench head 6, the square joint 61 is fixedly connected with the top of the loop bar 4, a handle 8 is fixedly connected at the side part of the ratchet wrench head 6, the length of the handle 8 is 1.3m, one end of the handle 8 far away from the ratchet wrench head 6 is positioned above an operation platform, and the valve body 1 can be closed by rotating the handle 8.

The top of hand wheel 3 passes through connecting piece 7 fixed connection loop bar 4, and hand wheel 3 includes central part 31 and outer lane 32, evenly is provided with three arris pole 33 between central part 31 and the outer lane 32, is cavity 34 between the adjacent arris pole 33, and connecting piece 7 includes upper plate 71, hypoplastron 72 and bolt 73, and upper plate 71 is located the top of hand wheel 3, and hypoplastron 72 is located the below of hand wheel 3, and upper plate 71 and hypoplastron 72 are connected to bolt 73, and bolt 73 is located cavity 34, is equipped with the through-hole that supplies valve rod 2 to pass through on upper plate 71 and the hypoplastron 72.

The hand wheel is connected with the loop bar through the connecting piece, so that the connection is more convenient and stable.

The working principle of the embodiment is as follows:

as shown in fig. 3, the liquid level meter 9 is disposed at one side of the liquid ammonia tank 10, the operation platform 11 is disposed at the top of the liquid ammonia tank 10, the upper portion and the lower portion of the liquid level meter 9 are connected with the liquid ammonia tank 10 through connecting pipes, and the upper limit valve of the liquid ammonia tank in the ammonia area capable of being rapidly closed is disposed on the connecting pipe at the upper portion and is at a distance from the operation platform 11.

When the liquid level meter leaks, an operator enters the operating platform 11, drives the hand wheel 3 to rotate by rotating the handle 8, closes the upper limit valve, and moves the valve rod 2 upwards in the closing process to enter the accommodating hole 5.

The above embodiment enables a quick closing of the upper limit valve.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a but ammonia district liquid ammonia tank level gauge upper limit valve of quick closing, includes valve body (1), and the internally mounted of valve body (1) has valve rod (2), and hand wheel (3) are installed at the top of valve rod (2), a serial communication port, top fixedly connected with loop bar (4) of hand wheel (3), the lower part of loop bar (4) is equipped with accommodation hole (5) that are used for holding valve rod (2), the top fixedly connected with ratchet spanner head (6) of loop bar (4), ratchet spanner head (6) lateral part fixedly connected with handle (8), the one end that ratchet spanner head (6) was kept away from to handle (8) is located operation platform (11) top.

2. The upper limit valve of the liquid ammonia tank liquid level meter in the ammonia area capable of being closed quickly according to claim 1, wherein a square connector (61) is arranged inside the ratchet wrench head (6), and the square connector (61) is fixedly connected with the top of the loop bar (4).

3. The upper limit valve of the ammonia area liquid ammonia tank liquid level meter capable of being closed rapidly according to claim 1, wherein the top of the hand wheel (3) is fixedly connected with the loop bar (4) through a connecting piece (7), the hand wheel (3) comprises a central part (31) and an outer ring (32), three edge bars (33) are uniformly arranged between the central part (31) and the outer ring (32), a cavity (34) is arranged between every two adjacent edge bars (33), the connecting piece (7) comprises an upper plate (71), a lower plate (72) and a bolt (73), the upper plate (71) is located above the hand wheel (3), the lower plate (72) is located below the hand wheel (3), the bolt (73) is connected with the upper plate (71) and the lower plate (72), the bolt (73) is located in the cavity (34), and through holes for the valve rod (2) to pass through are formed in the upper plate (71) and the lower plate (72).

4. The upper limit valve of the liquid ammonia tank level gauge for the ammonia zone capable of being closed quickly according to claim 1, wherein the length of the handle (8) is 1-1.5m.