Energy-saving low-resistance stop valve

Abstract

The utility model provides an energy-saving low-resistance stop valve, which comprises a connecting seat, a sealing seat, a water inlet pipe, a connecting rod, a sealing cover, a clamping piece and a torsion spring, the sealing seat is fixed with the connecting seat through a screw, the sealing cover can rotate to realize close contact with or separation from a water outlet, the connecting rod is connected with the sealing cover through a rotating shaft, and one end of the connecting rod is provided with a protruding part. The torsion spring provides restoring force, one end of the clamping piece is clamped with the protruding part of the connecting rod, the other end of the clamping piece is connected with the water inlet pipe, the effect of fixing the movement of the connecting rod is achieved, when the flow reaches a set value, the clamping piece is separated from the protruding part, the connecting rod automatically closes the water outlet, and the valve further has efficient and stable performance and is suitable for low-cost and energy-saving control fluid control occasions.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of energy-saving low-resistance stop valve. BACKGROUND

[0002] The existing stop valve is widely used in water flow control, fluid regulation and other fields, and the traditional stop valve design adopts a simple sealing structure, such as a spiral or mechanical seal.

[0003] The above sealing structure cannot be controlled manually, and the automation degree is low. Therefore, an automated stop valve has been developed on the market, which is controlled by a motor. However, this device has high energy consumption and high cost, and is not suitable for some scenarios.

[0004] Therefore, the existing technology needs to solve the problem of how to design an energy-saving low-resistance stop valve. SUMMARY

[0005] The utility model aims to solve the above problems of the prior art and provides an energy-saving low-resistance stop valve. The opening and closing of the stop valve are achieved by a mechanical structure. Compared with the existing automated stop valve, the utility model has lower cost and is more energy-efficient. The utility model is achieved as follows:

[0006] The utility model provides an energy-saving low-resistance stop valve, which includes a connecting seat. A sealing seat is fixedly installed at the front end of the connecting seat. A water inlet pipe is fixedly installed at the rear end of the connecting seat. A water outlet is provided on the sealing seat. A connecting rod is movably installed in the sealing seat. A sealing cover is rotatably installed on the sealing seat. The sealing cover corresponds to the water outlet. One end of the connecting rod is rotatably connected to the sealing cover via a rotating shaft. The other end of the connecting rod is provided with a protruding portion. A torsion spring is arranged between the protruding portion and the sealing seat. A clamping piece is rotatably installed in the connecting seat via a rotating shaft. The clamping portion at one end of the clamping piece is clamped and fixed with the protruding portion. The stress portion at the other end of the clamping piece corresponds to the water inlet pipe. The sealing cover is tightly attached to or separated from the water outlet with the movement of the connecting rod.

[0007] Further, the water outlet is arranged upward.

[0008] Further, the connecting rod is horizontally arranged on the sealing seat.

[0009] Further, the water inlet pipe is vertically arranged on the connecting seat.

[0010] Further, the connecting seat is made of stainless steel.

[0011] Further, the sealing seat is made of polytetrafluoroethylene.

[0012] Further, the connecting rod is made of aluminum alloy.

[0013] Compared with the prior art, the beneficial effects of the utility model are that when the water pressure of the water inlet pipe reaches a certain value, the clamping piece is separated, the water outlet is automatically closed, the double effects of water pressure and torsional spring are utilized, automatic control of the water outlet is realized, compared with the existing automatic valve, the structure is simple, and better energy-saving effect is realized. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a side structure schematic view of an energy-saving low-resistance stop valve;

[0015] Figure 2 It is a front structure schematic view of an energy-saving low-resistance stop valve;

[0016] Figure 3 It is Figure 2 a sectional structure schematic view along A-A of the utility model;

[0017] In the drawing: 1, sealing seat, 2, water outlet, 3, sealing piece, 4, protruding part, 5, connecting seat, 6, force receiving part, 7, clamping piece, 8, water inlet pipe, 9, rotating shaft, 10, clamping part, 11, torsional spring, 12, screw, 13, connecting rod, 14, sealing cover. DETAILED DESCRIPTION

[0018] In order to deepen the understanding of the utility model, the utility model will be further described below in combination with examples and drawings, and the examples are only used to explain the utility model and do not constitute the limitation on the protection scope of the utility model.

[0019] Please refer to Figures 1-3 , the embodiment of the utility model provides an energy-saving low-resistance stop valve, including connecting seat 5, the front end of connecting seat 5 is fixedly installed with sealing seat 1, the rear end of connecting seat 5 is fixedly installed with water inlet pipe 8, sealing seat 1 is equipped with water outlet 2, connecting rod 13 is movably installed in sealing seat 1, sealing cover 14 is rotatably installed on sealing seat 1, sealing cover 14 corresponds with water outlet 2, one end of connecting rod 13 is rotatably installed with sealing cover 14 through rotating shaft 9, the other end of connecting rod 13 is equipped with protruding part 4, torsional spring 11 is equipped between protruding part 4 and sealing seat 1, clamping piece 7 is rotatably installed in connecting seat 5 through rotating shaft 9, the clamping part 10 of one end of clamping piece 7 is clamped and fixed with protruding part 4, the force receiving part 6 of the other end of clamping piece 7 corresponds with water inlet pipe 8, sealing cover 14 is tightly attached or separated with water outlet 2 along with the movement of connecting rod 13.When the water pressure of water inlet pipe 8 reaches a certain value, clamping piece 7 is separated, water outlet 2 is automatically closed, the double effects of water pressure and torsional spring 11 are utilized, automatic control of water outlet 2 is realized, compared with the existing automatic valve, the structure is simple, and better energy-saving effect is realized.

[0020] Specific, sealing seat 1 and connecting seat 5 are fixedly connected by screws 12, sealing seat 1 and connecting seat 5 are provided with sealing element 3, the screws 12 are provided with three, in order to leave the activity space for sealing cover 14, water outlet 2, connecting rod 13, the height of the sealing element 3 is less than the connecting element; the part between the protruding part 4 and the sealing seat 1 is sleeved with a torsion spring 11, the torsion spring 11 provides a pulling force effect when the water outlet 2 is opened; the water inlet pipe 8 is communicated with the flow meter, the flow meter is a nozzle type flow meter, when the flow of the flow meter is greater than a certain degree, the receiving part of the clamping part 7 is pushed open, and the clamping part 10 is separated from the protruding part 4, the connecting rod 13 moves to the left under the double action of the torsion spring 11 and water pressure, closes the water outlet 2, plays a cutoff effect, if necessary, manually reset the connecting rod 13, the clamping part 10 will be reconnected with the protruding part 4 due to gravity, plays an energy saving effect.

[0021] In another possible use scenario, a water-absorbing foam or tablet is sealed in the metal pipe, and when the water content in the air is greater than a certain degree, the internal medium pushes the stressed part 6, which has the same mechanism action as described above.

[0022] In the embodiment, in order to better realize contact with the sealing cover 14, the water outlet 2 is arranged upward to play a sealing effect; in order to further save the internal space, the connecting rod 13 is horizontally arranged on the sealing seat 1; in order to utilize the gravity and facilitate the rotation of the clamping part 7, the water inlet pipe 8 is vertically arranged on the connecting seat 5; in order to further increase the durability, the connecting seat 5 is made of stainless steel; in order to reduce the friction between the connecting rod 13 and the sealing seat 1 and play a better on-off effect, the sealing seat 1 is made of polytetrafluoroethylene; in order to reduce the friction between the connecting rod 13 and the sealing seat 1 and play a better on-off effect, the connecting rod 13 is made of aluminum alloy.

[0023] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting, although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or replaced by equivalents without departing from the purpose and scope of the technical solutions of the present application, which should be covered in the scope of the claims of the present application.

Claims

1. An energy saving low resistance globe valve characterized by, The utility model provides a water faucet, including connecting seat, the front end fixed mounting of connecting seat is equipped with sealing seat, the rear end fixed mounting of connecting seat is equipped with water inlet pipe, be equipped with water outlet on sealing seat, mobile installation has connecting rod in sealing seat, rotatable installation has sealing cover on sealing seat, sealing cover with water outlet correspond, one end of connecting rod is rotatable installation with sealing cover through pivot, the other end of connecting rod is equipped with protruding portion, be equipped with torsional spring between protruding portion and sealing seat, rotatable installation has clamping piece in connecting seat through pivot, the clamping of clamping piece one end is fixed with protruding portion, the force part of clamping piece other end with water inlet pipe correspond, sealing cover is close to or separates with water outlet along with the movement of connecting rod.

2. The energy saving low resistance globe valve according to claim 1, wherein, The water outlet is upwardly arranged.

3. The energy saving low resistance globe valve according to claim 1, wherein, The connecting rod is horizontally arranged on the sealing seat.

4. The energy saving low resistance globe valve according to claim 1, wherein, The water inlet pipe is vertically arranged on the connecting seat.

5. The energy saving low resistance globe valve according to claim 1, wherein, The connecting seat is made of stainless steel.

6. The energy saving low resistance globe valve according to claim 1, wherein, The sealing seat is made of polytetrafluoroethylene.

7. The energy saving low resistance globe valve according to claim 1, wherein, The connecting rod is made of aluminum alloy.

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