Electric valve with anti-freezing effect

Abstract

The utility model relates to the field of electrically operated valves, and discloses an electrically operated valve with an anti-freezing effect, which comprises a heat preservation shell I, the bottom of the heat preservation shell I is rotatably connected with a heat preservation shell II, the middle parts of the heat preservation shell I and the heat preservation shell II are respectively provided with a valve body, and the periphery of each valve body is sleeved with a heating layer. An electric heating wire is fixedly connected to the interior of the heating layer, a connecting block is fixedly connected to the bottom of the first heat preservation shell, a winding block is rotatably connected to the interior of the second heat preservation shell, a pull rope is fixedly connected to the middle of the winding block, a limiting block is fixedly connected to one end of the pull rope, and a spring is fixedly connected to one side of the limiting block. The other end of the spring is fixedly connected to the interior of the second heat preservation shell. According to the utility model, under the mutual cooperation of the rotating block, the pull rope, the limiting block, the clamping block and other structures, the heat preservation shell I and the pull rope can be separated, and after the heat preservation shell I and the pull rope are separated, the heating layer can be conveniently maintained or replaced.

Description

Technical Field

[0001] The utility model relates to the field of electric valves, in particular to an electric valve with antifreeze effect. Background Art

[0002] With socioeconomic development, the area of ​​liquid and gas pipelines is expanding, and on-off control has become a crucial component of pipeline management systems. In recent years, the metering industry has seen a significant opportunity for growth. Two years ago, the country issued energy-saving standards for heating, and local governments increased investment in energy-saving renovations for urban and rural housing, promoting energy conservation across the country. The rise of the heating industry has also driven the rapid development of electric valves, providing the industry with an unprecedented opportunity.

[0003] Existing electric valves do not have a heat-insulating structure. When the electric valve is used in a cold environment, freezing is easy to occur between the valve seat and the valve plate, thereby affecting the transportation of the pipeline. Therefore, an electric valve with an antifreeze effect is proposed to solve the above problem. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides an electric valve with antifreeze effect, which aims to improve the problem in the prior art that when used in a cold environment, the valve seat and the valve plate are easily frozen, thereby affecting pipeline transportation.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an electric valve with anti-freeze effect, comprising an insulation shell one, the bottom of the insulation shell one is rotatably connected to the insulation shell two, the middle parts of the insulation shell one and the insulation shell two are both provided with a valve body, the outer periphery of the valve body is sheathed with a heating layer, the interior of the heating layer is fixedly connected with an electric heating wire, the bottom of the insulation shell one is fixedly connected with a connecting block, the interior of the insulation shell two is rotatably connected with a winding block, the middle part of the winding block is fixedly connected with a pull rope, one end of the pull rope is fixedly connected to a limiting block, one side of the limiting block is fixedly connected with a spring, the other end of the spring is fixedly connected to the interior of the insulation shell two, the other side of the limiting block is fixedly connected with a clamping block, a clamping slot is provided inside the connecting block, the clamping slot and the clamping block are clamped with each other, and a connecting component is provided on one side of the winding block.

[0006] As a further description of the above technical solution:

[0007] The connecting assembly includes a rotating rod, which is fixedly connected to one side of the winding block. The side of the rotating rod away from the winding block is fixedly connected to the rotating block.

[0008] As a further description of the above technical solution:

[0009] The middle part of the valve body is fixedly connected with a valve flap 1, the middle part of the valve body is rotatably connected with a valve flap 2, and the middle part of the valve body is provided with a driving component.

[0010] As a further description of the above technical solution:

[0011] The driving assembly includes a motor, which is fixedly connected to the middle of the valve body. The output end of the motor is fixedly connected to a gear. The outer periphery of the valve flap 2 is provided with a tooth groove, and the tooth groove and the gear are meshed with each other.

[0012] As a further description of the above technical solution:

[0013] A water channel is provided in the middle of the valve flap 1 and the valve flap 2.

[0014] As a further description of the above technical solution:

[0015] A sealing gasket is provided on one side of the valve body.

[0016] As a further description of the above technical solution:

[0017] Specifically, two of the clamping blocks are provided, and both of the clamping blocks are slidably connected to the interior of the second heat-insulating shell.

[0018] The utility model has the following beneficial effects:

[0019] 1. In the present invention, the heat preservation shell 1 and the pull rope can be separated by the cooperation of the rotating block, the pull rope, the limit block, the clamping block and other structures. After the heat preservation shell 1 and the pull rope are separated, the heating layer can be conveniently maintained or replaced.

[0020] 2. In the present invention, with the cooperation of the gear, motor, valve flap 2, valve flap 1 and other structures, the opening of the valve can be adjusted, making the adjustment of the valve opening more convenient to meet the requirements of various working conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a three-dimensional schematic diagram of an electric valve with antifreeze effect proposed by the utility model;

[0022] Figure 2 This is a structural schematic diagram of a valve disc 1 of an electric valve with antifreeze effect proposed by the utility model;

[0023] Figure 3 This is a schematic structural diagram of a pull rope for an electric valve with antifreeze effect proposed by the utility model;

[0024] Figure 4 This is a schematic structural diagram of a spring for an electric valve with antifreeze effect proposed by the present invention;

[0025] Figure 5 This is a schematic structural diagram of the gear of an electric valve with antifreeze effect proposed by the utility model;

[0026] Figure 6 for Figure 3 Enlarged view of point A in the middle;

[0027] Figure 7 This is a structural schematic diagram of the heating wire of an electric valve with antifreeze effect proposed by the utility model.

[0028] Legend:

[0029] 1. Insulation shell 1; 2. Insulation shell 2; 3. Sealing gasket; 4. Valve body; 5. Heating layer; 6. Connecting block; 7. Valve disc 1; 8. Pull rope; 9. Spring; 10. Limit block; 11. Block; 12. Slot; 13. Valve disc 2; 14. Tooth groove; 15. Gear; 16. Motor; 17. Rotating rod; 18. Winding block; 19. Heating wire; 20. Rotating block; 21. Water trough. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0031] Reference Figure 1 、 Figure 3 and Figure 7 The utility model provides an embodiment: an electric valve with antifreeze effect, including an insulation shell 1, the bottom of the insulation shell 1 is rotatably connected to the insulation shell 2, the middle of the insulation shell 1 and the insulation shell 2 are both provided with a valve body 4, the insulation shell 1 and the insulation shell 2 can have an insulation effect on the valve body 4, the outer periphery of the valve body 4 is provided with a heating layer 5, the heating layer 5 can heat the valve body 4 to prevent the valve body 4 from freezing, the interior of the heating layer 5 is fixedly connected to a heating wire 19, the heating wire 19 can heat the heating layer 5, the insulation The bottom of shell 1 is fixedly connected with a connecting block 6, which facilitates the connection and fixation of insulation shell 1 and insulation shell 2 2. The internal rotation of insulation shell 2 2 is connected with a winding block 18, and the middle part of the winding block 18 is fixedly connected with a pull rope 8. When the winding block 18 rotates, it will drive the pull rope 8 to move. One end of the pull rope 8 is fixedly connected to the limit block 10. When the pull rope 8 moves, it will drive the limit block 10 to move at the same time. One side of the limit block 10 is fixedly connected with a spring 9, and when the limit block 10 moves, it will squeeze the spring 9.

[0032] Reference Figure 3 and Figure 4 The other end of the spring 9 is fixedly connected to the inside of the insulation shell 2, and the other side of the limit block 10 is fixedly connected to a card block 11. When the limit block 10 squeezes the spring 9, it will drive the card block 11 to move. A card slot 12 is provided inside the connecting block 6, and the card slot 12 and the card block 11 are engaged with each other. When the card block 11 moves, it will be disengaged from the card slot 12. When the card block 11 is disengaged from the card slot 12, the insulation shell 1 and the insulation shell 2 2 can be separated. After the insulation shell 1 and the insulation shell 2 2 are separated, the heating layer 5 can be conveniently maintained or replaced. A connecting component is provided on one side of the winding block 18.

[0033] Reference Figure 2 、 Figure 3 and Figure 6 The connecting component includes a rotating rod 17, which is fixedly connected to one side of the winding block 18. When the rotating rod 17 rotates, the winding block 18 is driven to rotate. The side of the rotating rod 17 away from the winding block 18 is fixedly connected to a rotating block 20. When the rotating block 20 is rotated, the rotating rod 17 is driven to rotate at the same time. The middle part of the valve body 4 is fixedly connected to the valve disc 17, and the middle part of the valve body 4 is rotatably connected to the valve disc 2 13. The valve disc 1 7 and the valve disc 2 13 facilitate precise adjustment of the valve opening. A driving component is provided in the middle of the valve body 4.

[0034] Reference Figure 3 and Figure 5 The driving assembly includes a motor 16, which is fixedly connected to the middle part of the valve body 4. The output end of the motor 16 is fixedly connected to a gear 15. When the motor 16 is working, it will drive the gear 15 to rotate. The outer periphery of the valve disc 2 13 is provided with a tooth groove 14. The tooth groove 14 and the gear 15 are engaged with each other. When the gear 15 rotates, the valve disc 2 13 is driven to rotate through the tooth groove 14. The middle part of the valve disc 1 7 and the valve disc 2 13 is provided with a water groove 21. The water groove 21 facilitates the circulation of water. A sealing gasket 3 is provided on one side of the valve body 4. The sealing gasket 3 can prevent the water from flowing out through the connection between the valve body 4 and the water pipe. There are two blocks 11, and the two blocks 11 are slidably connected to the inside of the insulation shell 2 2.

[0035] Working principle: When the heating layer 5 is maintained or replaced, the rotating block 20 is rotated. When the rotating block 20 is rotated, the rotating rod 17 is driven to rotate. When the rotating rod 17 is rotated, the winding block 18 is driven to rotate at the same time. When the winding block 18 rotates, the pull rope 8 is driven to move and the pull rope 8 is wound at the same time. When the pull rope 8 moves, the limit block 10 is driven to move. When the limit block 10 moves, the card block 11 is driven to move at the same time. When the card block 11 moves, it will be disengaged from the card slot 12. When the card block 11 is disengaged from the card slot 12, the insulation shell 1 and the insulation shell 2 2 can be separated. After the insulation shell 1 and the insulation shell 2 2 are separated, the heating layer 5 can be conveniently maintained or replaced.

[0036] When the valve opening is adjusted, the motor 16 will work, and when the motor 16 works, it will drive the gear 15 to rotate. When the gear 15 rotates, it will drive the valve flap 2 13 to rotate through the tooth groove 14. When the valve flap 2 13 rotates, the water groove 21 opened in the middle of the valve flap 2 13 will gradually overlap with the water groove 21 opened in the middle of the valve flap 1 7. By adjusting the overlapping angle between the two water grooves 21, the valve opening can be adjusted.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. An electric valve with antifreeze effect, comprising an insulation shell (1), characterized in that: The bottom of the insulation shell (1) is rotatably connected to the insulation shell (2), the middle of the insulation shell (1) and the insulation shell (2) are both provided with a valve body (4), the outer periphery of the valve body (4) is provided with a heating layer (5), the interior of the heating layer (5) is fixedly connected to an electric heating wire (19), the bottom of the insulation shell (1) is fixedly connected to a connecting block (6), the interior of the insulation shell (2) is rotatably connected to a winding block (18), the middle of the winding block (18) is fixedly connected to a pulling A rope (8), one end of the pull rope (8) is fixedly connected to a limit block (10), one side of the limit block (10) is fixedly connected to a spring (9), the other end of the spring (9) is fixedly connected to the inside of the second heat-insulating shell (2), the other side of the limit block (10) is fixedly connected to a clamping block (11), a clamping slot (12) is provided inside the connecting block (6), the clamping slot (12) and the clamping block (11) are clamped to each other, and a connecting component is provided on one side of the winding block (18).

2. The electric valve with antifreeze effect according to claim 1, characterized in that: The connecting assembly comprises a rotating rod (17), wherein the rotating rod (17) is fixedly connected to one side of the winding block (18), and a rotating block (20) is fixedly connected to the side of the rotating rod (17) away from the winding block (18).

3. The electric valve with antifreeze effect according to claim 1, characterized in that: The middle of the valve body (4) is fixedly connected to a valve flap 1 (7), the middle of the valve body (4) is rotatably connected to a valve flap 2 (13), and the middle of the valve body (4) is provided with a drive assembly.

4. The electric valve with antifreeze effect according to claim 3, characterized in that: The drive assembly includes a motor (16), the motor (16) is fixedly connected to the middle of the valve body (4), the output end of the motor (16) is fixedly connected to a gear (15), and the outer periphery of the valve flap 2 (13) is provided with a tooth groove (14), and the tooth groove (14) and the gear (15) are engaged with each other.

5. The electric valve with antifreeze effect according to claim 3, characterized in that: A water channel (21) is provided in the middle of the valve flap 1 (7) and the valve flap 2 (13).

6. The electric valve with antifreeze effect according to claim 1, characterized in that: A sealing gasket (3) is provided on one side of the valve body (4).

7. The electric valve with antifreeze effect according to claim 1, characterized in that: Specifically, two of the clamping blocks (11) are provided, and both of the clamping blocks (11) are slidably connected to the interior of the second heat-insulating shell (2).

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