CN211852853U

CN211852853U - Quick cut-off gate valve

Info

Publication number: CN211852853U
Application number: CN202020109339.6U
Authority: CN
Inventors: 不公告发明人
Original assignee: Jiangsu Zhongte Valve Co ltd
Current assignee: Jiangsu Zhongte Valve Co ltd
Priority date: 2020-01-18
Filing date: 2020-01-18
Publication date: 2020-11-03
Anticipated expiration: 2030-01-18

Abstract

The utility model discloses a rapid cut-off gate valve, which comprises a valve, wherein an electric push rod is arranged on the upper wall surface of the valve, a pressure plate is arranged at the driving end of the electric push rod, and a cut-off structure is arranged on the valve; the utility model relates to a valve technical field, this device is rational in infrastructure, and is with low costs, high durability and convenient use, when monitoring the water route and polluting or damaging, the second fixed block that will cut off in the structure through electric putter moves down to in the valve, cut off the valve in the work completely, make the water route polluted and damaged can not flow through the valve, can independently cut off through the remote control valve, prevent because cut off the economic loss who untimely brings, after the rivers restoration of polluting and damaging finishes, can control and cut off the structure and open the valve again, carry out normal work.

Description

Quick cut-off gate valve

Technical Field

The utility model relates to the technical field of valves, specifically be a gate valve cuts off fast.

Background

At present, due to the production process and cost regulation, manual valves are mostly used in the market, and the manual gate is also the valve in the most basic driving mode. The stop valve is driven by a hand wheel, a handle or a spanner directly and through a transmission mechanism, the screw rod is driven to rotate through the hand wheel, threads arranged on the outer surface of the screw rod are meshed with threads on the inner surface of a bearing seat, the screw rod moves downwards, an extrusion valve rod moves downwards, a valve clack on the valve rod moves downwards together to abut against a valve hole, a water inlet and a water outlet waterway of the valve are disconnected, and water does not flow out from the water outlet.

However, since in large or medium-sized water supply plants, there is a high possibility that a rapid gate valve is required, for example: the valve has the advantages that the valve is polluted and damaged in a waterway, if the valve is manually rotated to achieve a stopping effect, the speed is possibly slow, and economic losses of different degrees are caused, so that a plurality of valves with the function of rapid gate valves are also available in the market, one is to change the air pressure in the valve rod of the valve through an air pump or an air charging device to achieve the purpose of rapid gate valves, but the valve is obviously not enough to be used and is wasteful and economical, and in view of the above problems, the scheme is generated by deep research.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a quick cut-off gate valve.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a quick cut-off gate valve comprises a valve, wherein an electric push rod is installed on the upper wall surface of the valve, a pressure plate is installed at the driving end of the electric push rod, and a cut-off structure is installed on the valve;

the cutting structure includes: the device comprises a sleeve, a connecting rod, a first handle, a first spring, a first fixing block, a second fixing block, a hollow pipe, a locking block, a second spring and a movable rod;

one end of the sleeve is arranged in the upper wall surface of the valve, a first through hole is formed in the upper wall surface of the sleeve, a second through hole is formed in the lower wall surface of the sleeve, a third through hole is formed in the left side wall surface of the sleeve, the connecting rod penetrates through the first through hole and the second through hole, the first handle is arranged on the upper wall surface of the connecting rod, the first spring is sleeved on the connecting rod, one end of the first spring is connected to the upper wall surface of the first fixing block, the other end of the first spring is connected to the upper wall surface of the sleeve, the diameter of the first spring is larger than that of the first through hole, the first fixing block is sleeved on the connecting rod, the second fixing block is sleeved on the connecting rod and positioned below the first fixing block, a certain gap is reserved between the first fixing block and the valve, the valve is provided with an opening and positioned under the second, the locking piece is settled in first fixed block and second fixed block space department, the second spring is settled on the locking piece wall, the movable rod cartridge is in the second spring.

Preferably, the gasket is mounted on both the upper wall surface and the lower wall surface of the first spring.

Preferably, a second handle is installed on the left side wall surface of the movable rod.

Preferably, the connecting rod, the first fixing block and the second fixing block are all cylindrical structures.

Preferably, the hollow tube is of a concave structure.

Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that: this device is rational in infrastructure, and is with low costs, high durability and convenient use, when monitoring the water route and polluting or damage, the second fixed block that will cut off in the structure through electric putter moves down to in the valve, the valve of will working cuts off completely, make the water route that is polluted and damaged can not flow through the valve, can independently cut off through the remote control valve, prevent because cut off the economic loss who untimely brings, after the rivers restoration that is polluted and damaged finishes, can control the cut-off structure and open the valve again, carry out normal work.

Drawings

Fig. 1 is a schematic view of the cut-off structure of the front view of the present invention.

Fig. 2 is a schematic view of the sectional structure of the front view of the present invention.

Fig. 3 is a schematic view of the lock block, the second spring, the movable rod, and the second handle of the present invention.

In the figure: 1. a valve; 2. an electric push rod; 3. a pressure plate; 4. a sleeve; 5. a connecting rod; 6. a first handle; 7. a first spring; 8. a first fixed block; 9. a second fixed block; 10. a hollow tube; 11. a locking block; 12. a second spring; 13. a movable rod; 14. a gasket; 15. a second handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a quick cut-off gate valve comprises a valve 1, wherein an electric push rod 2 is installed on the upper wall surface of the valve 1, a pressure plate 3 is installed at the driving end of the electric push rod 2, and a cut-off structure is installed on the valve 1; the cutting structure includes: the device comprises a sleeve 4, a connecting rod 5, a first handle 6, a first spring 7, a first fixed block 8, a second fixed block 9, a hollow pipe 10, a locking block 11, a second spring 12 and a movable rod 13; one end of the sleeve 4 is arranged in the upper wall surface of the valve 1, the upper wall surface of the sleeve 4 is provided with a first through hole, the lower wall surface of the sleeve 4 is provided with a second through hole, the left side wall surface of the sleeve 4 is provided with a third through hole, the connecting rod 5 penetrates through the first through hole and the second through hole, the first handle 6 is arranged on the upper wall surface of the connecting rod 5, the first spring 7 is sleeved on the connecting rod 5, one end of the first spring 7 is connected to the upper wall surface of the first fixing block 8, the other end of the first spring is connected to the upper wall surface of the sleeve 4, the diameter of the first fixing block is larger than that of the first through hole, the first fixing block 8 is sleeved on the connecting rod 5, the second fixing block 9 is sleeved on the connecting rod 5 and is positioned below the first fixing block 8, a certain gap is reserved between the first fixing block 8 and the valve 1, the valve 1 is provided with, 10 one end of hollow tube is settled in third through-hole department, the locking piece 11 is settled in first

fixed block

8 and 9 gaps of second fixed block, the wall is all installed to second spring 12 is settled on locking piece 11, movable rod 13 cartridge is in second spring 12, and first spring 7 is gone up the wall and all install gasket 14 down, second handle 15 is installed to movable rod 13 left side wall, connecting rod 5, first fixed block 8 and second fixed block 9 are cylindrical structure, hollow tube 10 is "concave" shape structure.

Preferably, the first spring 7 is provided with a gasket 14 on the upper wall surface and the lower wall surface: the spacer 14 serves to increase the contact area of the first spring 7.

Preferably, a second handle 15 is attached to the left side wall surface of the movable lever 13: the second handle 15 is used to pull the movable lever 13.

Preferably, the connecting rod 5, the first fixing block 8 and the second fixing block 9 are all cylindrical structures.

Preferably, and still further, the hollow tube 10 is of a "concave" configuration.

The following are the types and functions adopted by the electrical component in the present case:

electric push rod: an electric push rod of TE02 model is adopted and is controlled by an external operating system, so that the cutting structure can be controlled.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.

Example (b): as shown in the attached drawings 1-3, when the pollution or damage of a water path is monitored, a worker needs to cut off a valve 1 in work immediately, at the moment, the worker can press a switch to remotely control the work of an electric push rod 2, after the electric push rod 2 receives a work signal, a driving end of the electric push rod drives a pressure plate 3 to press a first handle 6 downwards, a connecting rod 5 connected with the first handle 6 moves downwards, a first fixing block 8 and a second fixing block 9 sleeved on the connecting rod 5 also move downwards along with the first handle, a first spring 7 is elastically stretched, a locking block 11 at the left end of the second fixing block 9 is separated from the constraint of the second fixing block 9 at the moment, so that the elastic force of the spring is expanded and can be bounced to a gap reserved between the first fixing block and the second fixing block 9, at the moment, the connecting rod 5 cannot move downwards, the second fixing block 9 completely enters the valve 1 to completely cut off the water, when the water route was restoreed and is accomplished, the staff passed through movable rod 13 pulling locking piece 11 to the left side, and at this moment locking piece 11 just disappears to the limiting displacement of connecting rod 5, first fixed block 8 and second fixed block 9, and first spring 7 elastic contraction upwards mentions second fixed block 9, makes valve 1 reply normal work.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; meanwhile, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "opened," "sleeved," "inserted," "connected," "penetrated," and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A quick cut-off gate valve comprises a valve (1) and is characterized in that an electric push rod (2) is installed on the upper wall surface of the valve (1), a pressure plate (3) is installed at the driving end of the electric push rod (2), and a cut-off structure is installed on the valve (1);

the cutting structure includes: the device comprises a sleeve (4), a connecting rod (5), a first handle (6), a first spring (7), a first fixed block (8), a second fixed block (9), a hollow pipe (10), a locking block (11), a second spring (12) and a movable rod (13);

one end of the sleeve (4) is arranged in the upper wall surface of the valve (1), a first through hole is formed in the upper wall surface of the sleeve (4), a second through hole is formed in the lower wall surface of the sleeve (4), a third through hole is formed in the left side wall surface of the sleeve (4), the connecting rod (5) penetrates through the first through hole and the second through hole, the first handle (6) is arranged on the upper wall surface of the connecting rod (5), the first spring (7) is sleeved on the connecting rod (5), one end of the first spring (7) is connected to the upper wall surface of the first fixing block (8), the other end of the first spring is connected to the upper wall surface of the sleeve (4), the diameter of the first spring is larger than that of the first through hole, the first fixing block (8) is sleeved on the connecting rod (5), the second fixing block (9) is sleeved on the connecting rod (5) and is positioned below the first fixing block (8), and a certain gap is reserved, the opening has been seted up in valve (1), and is located under second fixed block (9), second fixed block (9) lower extreme enters into valve (1) bayonet, hollow tube (10) one end is settled in third through-hole department, settle in first fixed block (8) and second fixed block (9) space department lock piece (11), wall on lock piece (11) is settled in second spring (12), movable rod (13) cartridge is in second spring (12).

2. A quick disconnect gate valve as claimed in claim 1, wherein the first spring (7) is fitted with a gasket (14) on both its upper and lower walls.

3. A quick disconnect gate valve as claimed in claim 1, wherein the movable bar (13) is fitted with a second handle (15) on its left side wall.

4. A quick shut off gate valve according to claim 1, characterised in that the connecting rod (5), the first fixed block (8) and the second fixed block (9) are all of cylindrical configuration.

5. A quick disconnect gate valve as claimed in claim 1, wherein the hollow tube (10) is of "concave" configuration.