Novel anti-freezing energy-saving electromagnetic valve

Abstract

The utility model discloses a novel anti-freezing energy-saving electromagnetic valve which comprises an electromagnetic valve body, a first anti-freezing pipe shell is connected to the outer surface of a pipe opening in one side of the electromagnetic valve body in a sleeved mode, and a second anti-freezing pipe shell is connected to the outer surface of a pipe opening in the other side of the electromagnetic valve body in a sleeved mode. The first anti-freezing pipe shell and the second anti-freezing pipe shell are of hollow plastic shell structures, heat preservation layers and electric heating coils are arranged on the inner side surfaces of the first anti-freezing pipe shell and the second anti-freezing pipe shell, a first installation block is arranged at the lower end of the first anti-freezing pipe shell, and a second installation block is arranged at the lower end of the second anti-freezing pipe shell. A first elastic clamping strip is fixed to the outer surface of the first mounting block, a second elastic clamping strip is arranged on the outer surface of the second mounting block, two sets of anti-freezing pipe shell structures are adopted to be connected in a clamped mode, assembly and disassembly are convenient, heat preservation and heating mechanisms are arranged, the anti-freezing performance is improved, the mechanisms are simple, and the cost is low.

Description

Technical Field

[0001] The utility model relates to the field of electromagnetic valves, and more specifically to a novel antifreeze and energy-saving electromagnetic valve. Background Art

[0002] Solenoid valves are industrial equipment controlled by electromagnetics. They are basic automation components used to control fluids. They are actuators and are not limited to hydraulic or pneumatic. They are used in industrial control systems to adjust the direction, flow, speed and other parameters of the medium. The precision and flexibility of solenoid valve control can be guaranteed. In the process of implementing this application, the inventors found that there are at least the following problems in this technology: solenoid valves can be used with different circuits to achieve the expected control;

[0003] In the prior art, CN216923376U discloses an energy-saving solenoid valve, which belongs to the field of valve technology, and includes a solenoid valve body, a heat preservation box is fixedly installed on the top of the solenoid valve body, an electric telescopic rod is welded on the inner wall of the inner cavity of the heat preservation box, and a piston is detachably installed on the telescopic end of the electric telescopic rod, and the piston is slidably connected to the bottom wall of the inner cavity of the heat preservation box, and an air intake pipe is fixedly connected to the top of the inner cavity of the heat preservation box, and a heat preservation pipe is fixedly inserted on the side wall of the inner cavity of the heat preservation box, and a one-way valve is provided in the inner cavity of the air intake pipe and the heat preservation pipe. The energy-saving solenoid valve is used in conjunction with the heat preservation box, the electric telescopic rod, the piston and, and the air inside the heat preservation box is continuously compressed, and then the compressed air is heated and discharged outwardly through the coordinated use of the air intake pipe, the heat preservation pipe and the heating wire, and the heat preservation box is continuously replenished with fresh air, thereby achieving the effect of keeping the solenoid valve body in a dry environment, delaying the rusting speed of the outer surface of the solenoid valve body, and extending the service life of the solenoid valve body;

[0004] An insulation box is set for insulation. When the outdoor environment is cold, the water pipe outlet of the solenoid valve is likely to be frozen. The antifreeze mechanism is single and cannot provide comprehensive protection. The mechanism is complex and the cost is high. In addition, the external insulation mechanism cannot be disassembled, and maintenance is inconvenient. Utility Model Content

[0005] In view of the problems existing in the prior art, the purpose of the utility model is to provide a new antifreeze and energy-saving solenoid valve, which adopts two sets of antifreeze tube shell structures to be mutually clamped, is easy to assemble and disassemble, and has a built-in insulation and heating mechanism to improve the antifreeze performance, and has a simple structure and low cost.

[0006] To solve the above problems, the utility model adopts the following technical solutions.

[0007] A novel antifreeze and energy-saving solenoid valve comprises a solenoid valve body, wherein a first antifreeze tube shell is sleeved on the outer surface of a pipe opening on one side of the solenoid valve body, and a second antifreeze tube shell is sleeved on the outer surface of a pipe opening on the other side of the solenoid valve body, the first antifreeze tube shell and the second antifreeze tube shell adopt a hollow plastic shell structure, and the inner surfaces of the first antifreeze tube shell and the second antifreeze tube shell are provided with an insulation layer and an electric heating coil, a first mounting block is provided at the lower end of the first antifreeze tube shell, and a second mounting block is provided at the lower end of the second antifreeze tube shell, a first elastic clip is fixed on the outer surface of the first mounting block, and a second elastic clip is provided on the outer surface of the second mounting block, and positioning slots are provided on the inner sides of the first mounting block and the second mounting block, the first elastic clip is clamped in the positioning slot of the second mounting block, and the second elastic clip is clamped in the positioning slot of the first mounting block, and the two groups of antifreeze tube shell structures are clamped to each other, which is convenient for assembly and disassembly, and has a built-in insulation and heating mechanism to improve the antifreeze performance, and the mechanism is simple and the cost is low.

[0008] Furthermore, the upper end surfaces of the first antifreeze tube shell and the second antifreeze tube shell are provided with semicircular bayonet holes, which are clamped on the upper end outer surface of the solenoid valve body, so as to facilitate mutual clamping and wrapping on the outer surface of the upper end interface of the solenoid valve body, and to facilitate wrapping the bottom water pipe head.

[0009] Furthermore, the first elastic clip strip and the second elastic clip strip are made of elastic plastic material, with a width of not less than one centimeter and a thickness of not less than three millimeters, so as to facilitate elastic clipping and positioning.

[0010] Furthermore, the outer end surfaces of the first elastic clip and the second elastic clip are provided with positioning protrusions, and the positioning protrusions are buckled into the positioning slots to facilitate buckling and fixing without sliding outwards.

[0011] Furthermore, the thermal insulation layer is made of thermal insulation cotton, which is wrapped around the inner surface of the outer layer of the first antifreeze tube shell and the second antifreeze tube shell to improve the thermal insulation performance.

[0012] Furthermore, the electric heating coil is solidly wound around the inner surface of the first antifreeze tube shell and the second antifreeze tube shell, thereby improving the comprehensiveness of heating and being able to heat and prevent freezing at the water outlet of the electromagnetic valve body.

[0013] Furthermore, the first antifreeze tube shell is tightly fitted on the left outer surface of the solenoid valve body, and the second antifreeze tube shell is tightly fitted on the right outer surface of the solenoid valve body. The fitting is tight, the installation is stable, and the heat conduction is convenient after fitting.

[0014] Compared with the prior art, the advantages of the present invention are:

[0015] By using two groups of antifreeze tube shell structures to be mutually clamped, assembly and disassembly are convenient, and a built-in heat preservation and heating mechanism is provided to improve the antifreeze performance, and the mechanism is simple and the cost is low.

[0016] The upper end surfaces of the first antifreeze tube shell and the second antifreeze tube shell are provided with semicircular bayonet holes, which are clamped on the upper end outer surface of the solenoid valve body, so as to facilitate mutual clamping and wrapping on the outer surface of the upper end interface of the solenoid valve body, and to facilitate wrapping the bottom water pipe head.

[0017] The first elastic clip and the second elastic clip are made of elastic plastic material, with a width of not less than one centimeter and a thickness of not less than three millimeters, so as to facilitate elastic clipping and positioning.

[0018] The outer end surfaces of the first elastic clip and the second elastic clip are provided with positioning protrusions, and the positioning protrusions are buckled in the positioning slots to facilitate buckling and fixing without sliding outwards.

[0019] The heat-insulating layer is made of heat-insulating cotton, which is wrapped around the inner surface of the outer layer of the first antifreeze tube shell and the second antifreeze tube shell to improve the heat-insulating performance.

[0020] The electric heating coil is solidly wound around the inner surface of the first antifreeze tube shell and the second antifreeze tube shell, so as to improve the comprehensiveness of heating and heat the water flow of the electromagnetic valve body for antifreeze.

[0021] The first antifreeze tube shell is tightly fitted on the left outer surface of the electromagnetic valve body, and the second antifreeze tube shell is tightly fitted on the right outer surface of the electromagnetic valve body. The fitting is tight, the installation is stable, and the heat conduction is convenient after fitting. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 It is a cross-sectional view of the overall structure of the utility model;

[0024] Figure 3 A three-dimensional view of the connection relationship between the first antifreeze tube shell and the second antifreeze tube shell of the utility model;

[0025] Figure 4 This is a view of the second elastic clip of the utility model.

[0026] Description of the numbers in the figure:

[0027] 1 solenoid valve body, 2 first antifreeze pipe shell, 3 second antifreeze pipe shell, 4 insulation layer, 5 electric heating coil, 6 first mounting block, 7 second mounting block, 8 first elastic clip strip, 9 second elastic clip strip, 23 semicircular clip. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] Example 1

[0030] See also Figure 1-4 A novel antifreeze and energy-saving solenoid valve comprises a solenoid valve body 1, a first antifreeze tube shell 2 is sleeved on the outer surface of a pipe opening on one side of the solenoid valve body 1, a second antifreeze tube shell 3 is sleeved on the outer surface of a pipe opening on the other side of the solenoid valve body 1, the first antifreeze tube shell 2 and the second antifreeze tube shell 3 adopt a hollow plastic shell structure, the inner surfaces of the first antifreeze tube shell 2 and the second antifreeze tube shell 3 are provided with a heat preservation layer 4 and an electric heating coil 5, the lower end of the first antifreeze tube shell 2 is provided with a first mounting block 6, and the lower end of the second antifreeze tube shell 3 is provided with The second mounting block 7, the first mounting block 6 is fixed with a first elastic clip 8 on its outer surface, the second mounting block 7 is provided with a second elastic clip 9 on its outer surface, the first mounting block 6 and the second mounting block 7 are both provided with positioning slots on their inner sides, the first elastic clip 8 is clipped into the positioning slot of the second mounting block 7, the second elastic clip 9 is clipped into the positioning slot of the first mounting block 6, by adopting two groups of antifreeze tube shell structures to be clipped into each other, the assembly and disassembly is convenient, and the built-in heat preservation and heating mechanism improves the antifreeze performance, and the mechanism is simple and the cost is low;

[0031] The upper end surfaces of the first antifreeze tube shell 2 and the second antifreeze tube shell 3 are provided with a semicircular bayonet 23, which is clamped on the upper end outer surface of the solenoid valve body 1, so as to be conveniently clamped and wrapped on the outer surface of the upper end interface of the solenoid valve body 1, so as to be convenient for wrapping the bottom water pipe head;

[0032] The first elastic clip strip 8 and the second elastic clip strip 9 are made of elastic plastic material, with a width of not less than one centimeter and a thickness of not less than three millimeters, so as to facilitate elastic clipping and positioning;

[0033] The heat-insulating layer 4 is made of heat-insulating cotton, which is wrapped around the inner surface of the outer layer of the first antifreeze tube shell 2 and the second antifreeze tube shell 3 to improve the heat-insulating performance;

[0034] The electric heating coil 5 is solidly wound around the inner surface of the first antifreeze tube shell 2 and the second antifreeze tube shell 3, so as to improve the comprehensiveness of heating and heat the water flow of the electromagnetic valve body 1 for antifreeze;

[0035] The first antifreeze tube shell 2 is tightly fitted and sleeved on the left outer surface of the solenoid valve body 1, and the second antifreeze tube shell 3 is tightly fitted and sleeved on the right outer surface of the solenoid valve body 1. The sleeve is tight, the installation is stable, and the heat conduction is convenient after fitting, which is convenient for heating;

[0036] When in use, a second antifreeze tube shell 3 is sleeved on the outer surface of the tube opening on the other side of the solenoid valve body 1, and the first antifreeze tube shell 2 and the second antifreeze tube shell 3 adopt a hollow plastic shell structure, and the inner surfaces of the first antifreeze tube shell 2 and the second antifreeze tube shell 3 are provided with an insulation layer 4 made of insulation cotton and an electric heating coil 5, which can keep the solenoid valve body 1 warm and heat its surface to prevent freezing. The structure is simple, easy to assemble and disassemble, and easy to use;

[0037] During installation, the two groups of antifreeze pipe shells are mutually sleeved on the outer surface of the solenoid valve body 1, and the elastic clip strip structures in the bottom mounting blocks are plugged into each other for positioning, and the first elastic clip strip 8 is clipped into the positioning slot of the second mounting block 7, and the second elastic clip strip 9 is clipped into the positioning slot of the first mounting block 6. Positioning protrusions are provided on the outer end surfaces of the first elastic clip strip 8 and the second elastic clip strip 9, and the positioning protrusions are snapped into the positioning slots for easy snapping and fixing, and will not slide outwards; for easy snapping and fixing, when disassembling, the first elastic clip strip 8 and the second elastic clip strip 9 are squeezed to drive the positioning protrusions out of the positioning slots, and the two groups of antifreeze pipe shell structures can be pulled out, which is convenient for disassembly and maintenance.

[0038] The above is only a preferred specific implementation of the utility model; however, the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and improved ideas of the utility model within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model.

Claims

1. A novel antifreeze and energy-saving solenoid valve, comprising a solenoid valve body (1), characterized in that: A first antifreeze tube shell (2) is sleeved on the outer surface of a pipe opening on one side of the solenoid valve body (1), and a second antifreeze tube shell (3) is sleeved on the outer surface of a pipe opening on the other side of the solenoid valve body (1). The first antifreeze tube shell (2) and the second antifreeze tube shell (3) adopt a hollow plastic shell structure. The inner surfaces of the first antifreeze tube shell (2) and the second antifreeze tube shell (3) are provided with a heat-insulating layer (4) and an electric heating coil (5). The lower end of the first antifreeze tube shell (2) is provided with a first mounting block (6). A second mounting block (7) is provided at the lower end of the second antifreeze tube shell (3); a first elastic clip (8) is fixed to the outer surface of the first mounting block (6); a second elastic clip (9) is provided on the outer surface of the second mounting block (7); positioning slots are provided on the inner sides of the first mounting block (6) and the second mounting block (7); the first elastic clip (8) is clipped into the positioning slot of the second mounting block (7); and the second elastic clip (9) is clipped into the positioning slot of the first mounting block (6).

2. A new type of antifreeze and energy-saving solenoid valve according to claim 1, characterized in that: The upper end surfaces of the first antifreeze tube shell (2) and the second antifreeze tube shell (3) are provided with semicircular bayonet holes (23), and the semicircular bayonet holes (23) are clamped on the upper end outer surface of the solenoid valve body (1).

3. The novel antifreeze and energy-saving solenoid valve according to claim 1 is characterized in that: The first elastic clip strip (8) and the second elastic clip strip (9) are made of elastic plastic material, with a width of not less than one centimeter and a thickness of not less than three millimeters.

4. The novel antifreeze and energy-saving solenoid valve according to claim 1 is characterized in that: The outer end surfaces of the first elastic clip strip (8) and the second elastic clip strip (9) are provided with positioning protrusions, and the positioning protrusions are buckled in the positioning slots.

5. The novel antifreeze and energy-saving solenoid valve according to claim 1 is characterized in that: The thermal insulation layer (4) is made of thermal insulation cotton and is wrapped around the inner surface of the outer layer of the first antifreeze tube shell (2) and the second antifreeze tube shell (3).

6. A new type of antifreeze and energy-saving solenoid valve according to claim 1, characterized in that: The electric heating coil (5) is solidly wound around the inner surfaces of the first antifreeze tube shell (2) and the second antifreeze tube shell (3).

7. The novel antifreeze and energy-saving solenoid valve according to claim 1 is characterized in that: The first antifreeze tube shell (2) is tightly fitted and sleeved on the left outer surface of the electromagnetic valve body (1), and the second antifreeze tube shell (3) is tightly fitted and sleeved on the right outer surface of the electromagnetic valve body (1).

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