Water level observation box of drain flash tank

Abstract

The utility model discloses a drain flash tank water level observation box which comprises a box body, the side surface of the box body is fixedly connected with a lower flange plate, the side surface of the lower flange plate is fixedly connected with an upper flange plate, the side surface of the upper flange plate is fixedly connected with an angle-adjustable mechanism, and the angle-adjustable mechanism comprises a rotary knob, a rotating shaft and a rotating shaft. A connecting rod is fixedly connected to the lower surface of the rotary knob, a ball is fixedly connected to the lower surface of the connecting rod, a connecting block is fixedly connected to the side surface of the upper flange plate, a fixing rod is fixedly connected to the inner side of the connecting block, and a second notch is formed in the upper surface of the lug plate. By arranging a second notch, a connecting rod, a ball body, a fixing rod and a connecting block, a rotary knob can be adjusted at multiple angles through the second notch, the observation window is convenient to fix, disassemble and replace, and by arranging an upper flange plate and a lower flange plate, the observation box is good in sealing performance and convenient to disassemble.

Description

Technical Field

[0001] The utility model relates to the technical field of observation boxes, in particular to a water level observation box for a hydrophobic expansion tank. Background Art

[0002] The drain expansion tank is used to expand and reduce the pressure of the drain in the pressure drain pipeline, separate the steam and drain, and introduce the steam into the heat exchanger or deaerator to fully utilize its thermal energy, while the drain is introduced into the drain tank and regularly sent to the water supply system.

[0003] The water level observation box of the existing hydrophobic expansion tank is not flexible to use, and has a simple structure. There is no fixing device for the observation window, and it is not convenient to disassemble and replace. For example, a Chinese patent discloses a "water level observation box for hydrophobic expansion tank", and its application number is: "CN201720147533.1", which includes: an observation box body, a pair of notches are provided on the side of the observation box body, a pair of clamping plates are provided at both ends of the observation box body, and a sliding plate is provided on the top of the observation box body, and an observation window is provided on the sliding plate. The device structure is simple, there is no fixing device for the observation window, and it is not convenient to disassemble and replace, and its applicability is relatively limited. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a water level observation box for a hydrophobic expansion tank. The device is provided with a second notch, a connecting rod, a sphere, a fixing rod and a connecting block so that the knob can be adjusted at multiple angles through the second notch, which is convenient for fixing the observation window and for disassembly and replacement. The upper flange and the lower flange are provided so that the observation box has good sealing performance and is easy to disassemble.

[0005] The utility model also provides a water level observation box with the above-mentioned hydrophobic expansion tank, including: a box body, a lower flange is fixedly connected to the side surface of the box body, an upper flange is fixedly connected to the side surface of the lower flange, an adjustable angle mechanism is fixedly connected to the side surface of the upper flange, and the adjustable angle mechanism includes: a knob, a connecting rod is fixedly connected to the lower surface of the knob, and a sphere is fixedly connected to the lower surface of the connecting rod; through the mutual cooperation between the above-mentioned parts, by setting the second notch, the connecting rod, the sphere, the fixing rod and the connecting block, the knob can be adjusted at multiple angles through the second notch, which is convenient for fixing the observation window, and is easy to disassemble and replace.

[0006] The side surface of the upper flange is fixedly connected with a connection block, the inner surface of the connection block is provided with a groove, the inner side of the connection block is fixedly connected with a fixing rod, the fixing rod penetrates the sphere and is fixedly connected with the other side of the connection block, the side surface of the upper flange is fixedly connected with an ear plate, the upper surface of the ear plate is provided with a second notch. Through the mutual cooperation between the above parts, the observation box has good sealing performance and is easy to disassemble.

[0007] According to the water level observation box of the hydrophobic expansion tank of the utility model, a handle is fixedly connected to the side surface of the upper flange, and a non-slip rubber pad is bonded to the outer surface of the handle. The mutual cooperation between the above parts facilitates the opening of the observation window.

[0008] According to the water level observation box of the hydrophobic expansion tank of the utility model, the outer surface of the box body is fixedly connected with a protective shell, and the material of the protective shell is aluminum alloy. Through the mutual cooperation between the above parts, the box body is protected from being bumped, and the aluminum alloy material has low cost and high strength.

[0009] According to the water level observation box of the hydrophobic expansion tank of the utility model, the side surface of the protective shell is fixedly connected with a mounting plate, and the side wall of the mounting plate is provided with a mounting hole. The mutual cooperation between the above parts facilitates installation and disassembly.

[0010] According to the water level observation box of the hydrophobic expansion tank of the utility model, the side surface of the upper flange is fixedly connected with an upper cover. The mutual cooperation between the above parts facilitates the fixed installation of the observation window.

[0011] According to the water level observation box of the hydrophobic expansion tank of the utility model, the upper surface of the upper cover is hollow, and the inner surface of the upper cover is fixedly connected with an observation window. The mutual cooperation between the above parts facilitates installation.

[0012] According to the water level observation box of the hydrophobic expansion tank of the utility model, the side surface of the upper flange is fixedly connected with a damping hinge, and the other end of the damping hinge is fixedly connected to the upper surface of the lower flange. Through the mutual cooperation between the above parts, it is convenient to open the observation window, making it labor-saving to open the observation window.

[0013] According to the water level observation box of the hydrophobic expansion tank of the utility model, the side wall of the protective shell is provided with a first notch. The mutual cooperation between the above parts facilitates the removal of the box body.

[0014] Beneficial Effects

[0015] Compared with the prior art, the utility model provides a second notch, a connecting rod, a sphere, a fixing rod and a connecting block, so that the knob can be adjusted at multiple angles through the second notch, which is convenient for fixing the observation window and is easy to disassemble and replace. By providing an upper flange and a lower flange, the observation box has good sealing performance and is easy to disassemble. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is the overall structural diagram of the water level observation box of the hydrophobic expansion tank of the utility model;

[0018] Figure 2 This is a structural diagram of the fixing device of the water level observation box of the hydrophobic expansion tank of the utility model;

[0019] Figure 3 It is a partial structural diagram of the water level observation box of the hydrophobic expansion vessel of the utility model;

[0020] Figure 4 The utility model is a water level observation box for a hydrophobic expansion tank. Figure 3 Enlarged view of point A in the middle;

[0021] Legend:

[0022] 1. Box body; 2. Protective shell; 3. Mounting plate; 4. Mounting hole; 5. Lower flange; 6. Upper flange; 7. Upper cover; 8. Knob; 9. Observation window; 10. Damping hinge; 11. Handle; 12. First notch; 13. Connecting rod; 14. Ball; 15. Fixing rod; 16. Connecting block; 17. Second notch; 18. Ear plate. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-4The utility model embodiment of the hydrophobic expansion tank water level observation box comprises: a box body 1, the outer surface of the box body 1 is fixedly connected with a protective shell 2, the side wall of the protective shell 2 is provided with a first notch 12, which is convenient for taking out the box body 1, the material of the protective shell 2 is aluminum alloy, which protects the box body 1 from being bumped, and the aluminum alloy material has low cost and high strength, the side surface of the protective shell 2 is fixedly connected with a mounting plate 3, and the side wall of the mounting plate 3 is provided with a mounting hole 4, which is convenient for installation and disassembly, the side surface of the box body 1 is fixedly connected with a lower flange 5, the side surface of the lower flange 5 is fixedly connected with an upper flange 6, and the side surface of the upper flange 6 is fixedly connected with a damping hinge 10, and the other end of the damping hinge 10 is fixedly connected to the upper surface of the lower flange 5, which is convenient for opening the observation window 9, making it labor-saving to open the observation window 9, and the upper The side surface of the flange 6 is fixedly connected with the upper cover 7, which is convenient for fixing and installing the observation window 9. The upper surface of the upper cover 7 is hollow, and the inner surface of the upper cover 7 is fixedly connected with the observation window 9, which is convenient for installation. The side surface of the upper flange 6 is fixedly connected with a handle 11, and the outer surface of the handle 11 is bonded with a non-slip rubber pad, which is convenient for opening the observation window 9. The side surface of the upper flange 6 is fixedly connected with an adjustable angle mechanism, and the adjustable angle mechanism includes: a knob 8, a connecting rod 13 is fixedly connected to the lower surface of the knob 8, and a sphere 14 is fixedly connected to the lower surface of the connecting rod 13. By setting a second notch 17, a connecting rod 13, a sphere 14, a fixing rod 15 and a connecting block 16, the knob 8 can be adjusted at multiple angles through the second notch 17, which is convenient for fixing the observation window 9 and is easy to disassemble and replace.

[0025] A connecting block 16 is fixedly connected to the side surface of the upper flange 6, a groove is provided on the inner surface of the connecting block 16, a fixing rod 15 is fixedly connected to the inner side of the connecting block 16, the fixing rod 15 passes through the sphere 14 and is fixedly connected to the other side of the connecting block 16, an ear plate 18 is fixedly connected to the side surface of the upper flange 6, a second notch 17 is provided on the upper surface of the ear plate 18, so that the observation box has good sealing performance and is easy to disassemble.

[0026] Working principle: When using this device, first place the box body 1 and fix it on the hydrophobic expansion tank through the mounting plate 3 and the mounting hole 4. The outer surface of the box body 1 is provided with a protective shell 2 to protect the box body 1 from being bumped, and the aluminum alloy material has low cost and high strength. Secondly, after the box body 1 is fixed, the upper flange 6 and the lower flange 5 are fixedly connected to each other, and the sealing is good. The damping hinge 10 is fixedly connected through the side surface of the upper flange 6, and the other end of the damping hinge 10 is fixedly connected to the upper surface of the lower flange 5, which is convenient for opening the observation window 9 and saves effort when opening the observation window 9. A connecting rod 13 is fixedly connected through the lower surface of the knob 8, and a sphere 14 is fixedly connected to the lower surface of the connecting rod 13. By setting the second notch 17, the connecting rod 13, the sphere 14, the fixing rod 15 and the connecting block 16, the knob 8 can be adjusted at multiple angles through the second notch 17, which is convenient for fixing the observation window 9 and is easy to disassemble and replace.

[0027] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. The water level observation box of the hydrophobic expansion tank is characterized by: include: A box body (1), wherein a lower flange (5) is fixedly connected to the side surface of the box body (1), an upper flange (6) is fixedly connected to the side surface of the lower flange (5), an adjustable angle mechanism is fixedly connected to the side surface of the upper flange (6), and the adjustable angle mechanism comprises: a knob (8), a connecting rod (13) is fixedly connected to the lower surface of the knob (8), and a sphere (14) is fixedly connected to the lower surface of the connecting rod (13); A connecting block (16) is fixedly connected to the side surface of the upper flange (6), a groove is provided on the inner surface of the connecting block (16), a fixing rod (15) is fixedly connected to the inner side of the connecting block (16), the fixing rod (15) passes through the sphere (14) and is fixedly connected to the other side of the connecting block (16), and an ear plate (18) is fixedly connected to the side surface of the upper flange (6), and a second notch (17) is provided on the upper surface of the ear plate (18).

2. The water level observation box of the hydrophobic expansion tank according to claim 1 is characterized in that: A handle (11) is fixedly connected to the side surface of the upper flange (6), and an anti-slip rubber pad is bonded to the outer surface of the handle (11).

3. The water level observation box of the hydrophobic expansion vessel according to claim 1, characterized in that: The outer surface of the box body (1) is fixedly connected to a protective shell (2), and the material of the protective shell (2) is aluminum alloy.

4. The water level observation box of the hydrophobic expansion vessel according to claim 3 is characterized in that: A mounting plate (3) is fixedly connected to the side surface of the protective shell (2), and a mounting hole (4) is provided on the side wall of the mounting plate (3).

5. The water level observation box of the hydrophobic expansion vessel according to claim 1, characterized in that: An upper cover (7) is fixedly connected to the side surface of the upper flange (6).

6. The water level observation box of the hydrophobic expansion vessel according to claim 5, characterized in that: The upper surface of the upper cover (7) is hollow, and an observation window (9) is fixedly connected to the inner surface of the upper cover (7).

7. The water level observation box of the hydrophobic expansion vessel according to claim 1, characterized in that: A damping hinge (10) is fixedly connected to the side surface of the upper flange (6), and the other end of the damping hinge (10) is fixedly connected to the upper surface of the lower flange (5).

8. The water level observation box of the hydrophobic expansion vessel according to claim 3, characterized in that: The side wall of the protective shell (2) is provided with a first notch (12).

Images