Improved hydraulic well lid and pollution discharge pool using improved hydraulic well lid

Abstract

The improved hydraulic well lid comprises a well lid base and a well lid body, a well lid handle is arranged on the outer surface of the well lid body, hydraulic ejector rods are arranged in the two sides of the well lid base, one end of each hydraulic ejector rod is connected with the inner surface of the well lid body, and a safety pull rope is arranged between the well lid base and the well lid body. And an operator can conveniently open the manhole cover by hand, and meanwhile, the manhole cover is prevented from being excessively opened to hurt people.

Description

Technical Field

[0001] The utility model relates to the technical field of construction engineering, in particular to an improved hydraulic manhole cover. Background Art

[0002] Manhole covers are a common road auxiliary equipment, mainly used to shield holes reserved for the maintenance of underground pipeline facilities to facilitate the entry and exit of engineering personnel. Existing sewage pool manhole covers are difficult to open and require the use of explosion-proof metal hooks to open the covers. The process is cumbersome and can easily cause operating tools, testing tools, etc. to fall into the limited space. In addition, when opening the cover, two or more workers are required to operate at the same time to ensure the safe and effective opening of the sewage pool manhole cover, which may also cause damage to the hands of the staff on duty. The operating space of the sewage pool is a limited space. When operating, the operator faces the risk of falling, which can easily cause personal injury. In order to improve the safety of personnel operations, simplify the difficulty of operations, and improve operational efficiency, an improved manhole cover is needed to solve the above problems and meet operational needs. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide an improved hydraulic manhole cover and a sewage tank using the improved hydraulic manhole cover, so as to solve the problems mentioned in the above background technology.

[0004] In order to achieve the above purpose, the utility model provides an improved hydraulic manhole cover, including a manhole cover base and a manhole cover, the side of the manhole cover is rotatably connected to the manhole cover base, the manhole cover is connected to the manhole cover base through a jumper line, a manhole cover handle is provided on the outer surface of the manhole cover, hydraulic push rods are provided inside the two sides of the manhole cover base, one end of the hydraulic push rod is connected to the inner surface of the manhole cover, and a safety pull rope is provided between the manhole cover base and the manhole cover. It is easy to use, convenient for operators to open the cover with one hand, and prevents excessive opening of the manhole cover from injuring people.

[0005] As an improvement of the utility model, a detection port is provided on the side of the well cover, which is convenient for operators to detect the gas in the well before operation.

[0006] As an improvement of the utility model, an insulating pad is provided on the surface of the manhole cover base to prevent static sparks from being generated during the process of opening and closing the cover door.

[0007] As an improvement of the utility model, a safety net is arranged around the inner wall of the manhole cover base to prevent people from falling into the limited space and avoiding injuries.

[0008] As an improvement of the present utility model, a water level gauge is provided on the inner wall of the manhole cover base in the vertical direction to clearly mark the water level information, reminding the operator to monitor whether the water surface is at a safe distance of 25 cm from the sewage outlet.

[0009] As an improvement of the utility model, a manhole cover grounding wire is provided on the side of the manhole cover base.

[0010] The sewage tank using the above-mentioned improved hydraulic manhole cover also includes a foundation. The manhole cover base is fixed on the foundation surface and connected to the interior of the sewage tank. An exhaust port is provided on the foundation. The exhaust port is fixed on the foundation surface through the exhaust port base and connected to the interior of the sewage tank, which can effectively avoid the accumulation of combustible gases in the well.

[0011] As an improvement of the utility model, an exhaust port grounding wire is provided at the bottom of the exhaust port.

[0012] As an improvement of the utility model, a base grounding wire is provided on the exhaust port base.

[0013] As an improvement of the utility model, a safety warning line is arranged on the outer peripheral surface of the foundation, and the safety warning line is composed of yellow and black tiles arranged at intervals.

[0014] Compared with the prior art, the utility model has the following advantages: 1) The improved hydraulic sewage pool manhole cover is provided with a manhole cover handle, and a hydraulic push rod is provided between the manhole cover base and the manhole cover, and they are connected by a safety pull rope, which is easy to use and convenient for the operator to open the cover with one hand, while avoiding excessive opening of the manhole cover and injuring people; 2) A safety net is provided to effectively reduce safety hazards during operation; 3) An independent exhaust port is provided on the sewage pool, which can effectively avoid the accumulation of flammable gases in the well. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the improved hydraulic manhole cover shown in the utility model;

[0016] Figure 2 It is a structural schematic diagram of the front side of the sewage tank shown in the utility model;

[0017] Figure 3 It is a schematic diagram of the structure behind the sewage tank shown in the utility model;

[0018] List of Figure Symbols:

[0019] 1. Exhaust port; 2. Exhaust port base; 3. Exhaust port grounding wire; 4. Base grounding wire; 5. Foundation; 6. Manhole cover base; 7. Manhole cover handle; 8. Manhole cover; 9. Inspection port; 10. Jumper wire; 11. Manhole cover grounding wire; 12. Safety pull rope; 13. Hydraulic jack; 14. Water level gauge; 15. Safety net; 16. Insulation pad. DETAILED DESCRIPTION

[0020] The present invention is further explained below in conjunction with the accompanying drawings and specific embodiments. It should be understood that the following specific embodiments are only used to illustrate the present invention and are not used to limit the scope of the present invention. It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the accompanying drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0021] Example 1: See Figure 1 An improved hydraulic manhole cover includes a manhole cover base 6 and a high-strength stainless steel manhole cover 8, which is sturdy and durable, and a safety warning sign is painted on the surface of the manhole cover 8. The side of the manhole cover 8 is rotatably connected to the manhole cover base 6, and the manhole cover 8 is connected to the manhole cover base 6 through a jumper wire 10. A manhole cover grounding wire 11 is provided on the side of the manhole cover base 6. A manhole cover handle 7 is provided on the outer surface of the manhole cover 8, with a 12cm standard ergonomic design, which is convenient for operators to hold. Hydraulic push rods 13 are provided inside the two sides of the manhole cover base 6, and one end of the hydraulic push rod 13 is connected to the inner surface of the manhole cover 8. It is convenient for operators to open the cover with one hand. At the same time, a safety pull rope 12 is provided between the manhole cover base 6 and the manhole cover 8 to prevent the manhole cover from being opened excessively and injuring people.

[0022] A special detection port 9 is provided on the side of the well cover 8, which is convenient for operators to detect the gas in the well before operation.

[0023] An insulating pad 16 is provided on the surface of the manhole cover base 6 to prevent static sparks from being generated during the opening and closing of the cover door.

[0024] A safety net 15 is arranged around the inner wall of the manhole cover base 6 to prevent people from falling into the limited space and causing injuries.

[0025] A water level gauge 14 is provided on the inner wall of the manhole cover base 6 in the vertical direction to clearly mark the water level information and remind the operator to monitor whether the water surface cover is at a safe distance of 25 cm from the sewage outlet.

[0026] Example 2: See Figure 2~Figure 3 A sewage tank using the improved hydraulic manhole cover also includes a foundation 5, a manhole cover base 6 fixed on the surface of the foundation 5 and connected to the inside of the sewage tank, an independent metal exhaust port 1 is provided on the foundation 5, an exhaust port grounding wire 3 is provided at the bottom of the metal exhaust port 1, and a base grounding wire 4 is provided on the exhaust port base 2. The exhaust port 1 is fixed on the surface of the foundation 5 through the exhaust port base 2 and connected to the inside of the sewage tank, which can effectively prevent the accumulation of combustible gas in the well.

[0027] Safety warning lines are set on the foundation 5 and the outer surface. The safety warning lines are painted in a different way and then tiled. By using yellow and black alternating arrangements, they themselves serve as warning marks. They are neat and easy to clean, which strengthens the safety warning function and effectively improves safety, aesthetics and durability.

[0028] The above shows and describes the basic principle, main features and advantages of the utility model. It should be noted that the above content only illustrates the technical idea of ​​the utility model and cannot be used to limit the protection scope of the utility model. For ordinary technicians in this technical field, they can make several improvements and modifications without departing from the principle of the utility model. These improvements and modifications all fall within the protection scope of the claims of the utility model.

Claims

1. An improved hydraulic manhole cover, characterized in that: The invention comprises a manhole cover base (6) and a manhole cover (8), wherein the side of the manhole cover (8) is rotatably connected to the manhole cover base (6), the manhole cover (8) is connected to the manhole cover base (6) via a jumper line (10), a manhole cover handle (7) is provided on the outer surface of the manhole cover (8), hydraulic push rods (13) are provided inside the two sides of the manhole cover base (6), one end of the hydraulic push rod (13) is connected to the inner surface of the manhole cover (8), and a safety pull rope (12) is provided between the manhole cover base (6) and the manhole cover (8).

2. The improved hydraulic manhole cover according to claim 1, characterized in that: A detection port (9) is provided on the side of the manhole cover (8).

3. The improved hydraulic manhole cover according to claim 1, characterized in that: An insulating pad (16) is provided on the surface of the manhole cover base (6).

4. The improved hydraulic manhole cover according to claim 1, characterized in that: A safety net (15) is provided around the inner wall of the manhole cover base (6).

5. The improved hydraulic manhole cover according to claim 1, characterized in that: The inner wall of the manhole cover base (6) is provided with a water level gauge (14) along the vertical direction.

6. The improved hydraulic manhole cover according to claim 1, characterized in that: A manhole cover grounding wire (11) is provided on the side of the manhole cover base (6).

7. A sewage tank using the improved hydraulic manhole cover according to any one of claims 1 to 6, characterized in that: It also includes a foundation (5), the manhole cover base (6) is fixed on the surface of the foundation (5) and communicates with the interior of the sewage tank, and an exhaust port (1) is provided on the foundation (5), and the exhaust port (1) is fixed on the surface of the foundation (5) through an exhaust port base (2) and communicates with the interior of the sewage tank.

8. The sewage tank according to claim 7, characterized in that: An exhaust port grounding wire (3) is provided at the bottom of the exhaust port (1).

9. The sewage tank according to claim 7, characterized in that: A base grounding wire (4) is provided on the exhaust port base (2).

10. The sewage tank according to claim 7, characterized in that: A safety warning line is provided on the outer peripheral surface of the foundation (5), and the safety warning line is composed of yellow and black tiles arranged at intervals.

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