Heat dissipation type electric valve

Abstract

The utility model discloses a heat dissipation type electric valve which comprises a valve body, a valve rod and an electric actuator body, a dustproof net is arranged on one side of the electric actuator body, a cleaning component is arranged on one side of the electric actuator body, and a heat dissipation component is arranged on the outer side of the valve rod. The cleaning component comprises a support fixedly connected with one side of the electric actuator body, a moving groove formed in one side in the support, a moving block connected with the moving groove and a first screw rod connected with the moving block. The electric valve solves the problems that when an existing electric valve is used, although external dust can be protected through a heat dissipation window and a dust cover, the dust is prone to being accumulated on the dust cover after the electric valve is used for a long time, the heat dissipation performance of the electric actuator is affected, and therefore practicability is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of valves, in particular to a heat dissipation type electric valve. Background Art

[0002] The action torque of electric valves is larger than that of ordinary valves. The switching speed of electric valves can be adjusted. They have a simple structure and are easy to maintain. They can be used to control the flow of various types of fluids such as air, water, steam, various corrosive media, mud, oil, liquid metal and radioactive media. Electric valves are composed of electric actuators and valves. Electric valves use electrical energy as power to drive the valve through the electric actuator to realize the switching action of the valve.

[0003] The existing patent CN214008224U discloses an electric actuator for a regulating valve, which belongs to the technical field of electric valves, and includes an electric actuator, a heat dissipation window is provided on one side of the surface of the electric actuator, and a heat dissipation hole is provided on the surface of the heat dissipation window, a dust cover is welded on the surface of the electric actuator outside the heat dissipation window, and a heat exhaust port is provided at the bottom end of the dust cover, an inner shell plate is welded inside the shell of the electric actuator, and an H-shaped connecting block is welded between the inner shell plate and the shell of the electric actuator, a connecting plate is welded between the electric actuator shell and the inner shell plate between the H-shaped connecting blocks, a dust cover is welded on the outside of the heat dissipation window of the electric actuator to cover it, and a heat exhaust port is provided at the bottom end of the dust cover for heat exhaust, when the heat of the electric actuator is discharged outwardly from the heat dissipation hole of the heat dissipation window, the heat can be discharged from the heat exhaust hole of the dust cover, and the dust cover is provided on the outside of the heat dissipation window to cover dust, so that dust is not easily entered.

[0004] Based on the search of the above patents and in combination with the electric valves in the prior art, it is found that when the existing electric valves are in use, although the heat dissipation windows and dust covers can be used to protect the external dust and the electric actuator, after long-term use, dust is easily accumulated on the dust cover, affecting the heat dissipation performance of the electric actuator, thereby reducing practicality. Utility Model Content

[0005] The purpose of the utility model is to provide a heat dissipation electric valve to solve the problem that the existing electric valve proposed in the above background technology can protect the electric actuator from external dust through the heat dissipation window and the dust cover when in use, but after long-term use, dust is easily accumulated on the dust cover, affecting the heat dissipation performance of the electric actuator, thereby reducing the practicality.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a heat dissipation electric valve, comprising a valve body, a valve stem and an electric actuator body, a dustproof net is provided on one side of the electric actuator body, a cleaning component is provided on one side of the electric actuator body, and a heat dissipation component is provided on the outer side of the valve stem;

[0007] The cleaning component includes a bracket fixedly connected to one side of the electric actuator body, a movable groove opened on one side of the bracket, a movable block connected to the movable groove, a first screw connected to the movable block, a motor connected to the top of the first screw, a brush connected to one side of the movable block, and a collecting component for processing dust and impurities, the movable block is slidably connected to the movable groove, the first screw is threadedly connected to the movable block, and the first screw is rotatably connected to the bracket.

[0008] Preferably, the heat dissipation component includes a cooling pipe connected to the outside of the valve stem, a water inlet pipe connected to one side of the cooling pipe, a water outlet pipe connected to the other side of the cooling pipe, a first heat absorbing plate arranged on one side of the cooling pipe, a second heat absorbing plate arranged on the other side of the cooling pipe, a plurality of heat dissipation fins arranged circumferentially on the outsides of the first heat absorbing plate and the second heat absorbing plate, a plurality of heat dissipation ports arranged circumferentially on the outsides of the first heat absorbing plate and the second heat absorbing plate, and a fixing component for preventing the first heat absorbing plate and the second heat absorbing plate from moving, the heat dissipation fins being fixedly connected to the first heat absorbing plate and the second heat absorbing plate, respectively.

[0009] Preferably, the collecting component comprises a transverse plate connected to one side of the electric actuator body, a slot provided at the top of the transverse plate, an insert block connected to the slot, and a collecting box connected to the top of the insert block, wherein the insert block is plugged into the slot.

[0010] Preferably, a guide groove is provided on one side of the bracket, a guide block is slidably connected in the guide groove, the guide block is fixedly connected to the brush, and the guide groove and the movable groove are arranged opposite to each other.

[0011] Preferably, the fixing components include first notches respectively opened on both sides of the first heat absorbing plate, second notches respectively opened on both sides of the second heat absorbing plate, an elastic groove opened on one side of the first notch, a push rod connected to the elastic groove, a spring connected to one end of the push rod, a first inclined block connected to the other end of the push rod, a locking plate connected to the first inclined block, a locking groove opened on the inner wall of the second notch, a second inclined block matching the first inclined block, a second screw connected to the second inclined block and a torsion plate connected to the second screw, the second screw is screwed to the second heat absorbing plate, the second screw is rotatably connected to the second inclined block, and the push rod is slidably connected to the elastic groove.

[0012] Preferably, a rotation-stop rod is fixedly connected to one side of the second tilting block, and the rotation-stop rod passes through the second recess and is slidably connected to the second heat absorbing plate.

[0013] Preferably, a limiting groove is provided on the inner wall of the first recess, a limiting block is fixedly connected to one side of the first tilting block, and the limiting block is slidably connected to the limiting groove.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. By setting the valve body, valve stem, electric actuator body, dustproof net and cleaning components, the dustproof net can protect the electric actuator body to prevent dust and impurities from entering the interior thereof and affecting the stable operation of its internal components. The motor can drive the first screw to rotate, thereby driving the moving block to move in the moving groove, thereby driving the brush to move up and down, thereby cleaning the dustproof net, and cleaning the impurities and dust on the dustproof net, thereby ensuring its dustproof and ventilation performance and greatly improving the practicality of the device;

[0016] 2. By providing a heat dissipation component, the cooling pipe is wrapped around the outside of the valve stem, and the water inlet pipe can be connected to an external cooling water source. The cooling water can enter the cooling pipe through the water inlet pipe, and then cool the valve stem, and then be discharged through the water outlet pipe. The heat can be absorbed by the first heat absorbing plate and the second heat absorbing plate, and then the heat can be dissipated through the heat dissipation fins, which can speed up the heat dissipation efficiency of the valve stem, improve the heat dissipation effect, and further improve the practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic diagram of the three-dimensional structure provided by the utility model;

[0018] Figure 2 A front view provided for the utility model;

[0019] Figure 3 The utility model provides Figure 2 The three-dimensional cross-section view at AA in the middle;

[0020] Figure 4 The utility model provides Figure 3 Enlarged view of point C in the middle;

[0021] Figure 5 The utility model provides Figure 2 A three-dimensional cross-section view at the middle BB;

[0022] Figure 6 The utility model provides Figure 5 Enlarged view of point D in the middle.

[0023] In the figure: 1. valve body; 11. valve stem; 12. electric actuator body; 13. dust screen; 21. bracket; 22. moving groove; 23. moving block; 24. first screw; 25. motor; 26. brush; 31. cooling pipe; 32. water inlet pipe; 33. water outlet pipe; 34. first heat absorbing plate; 35. second heat absorbing plate; 36. cooling fin; 37. heat dissipation port; 41. cross plate; 42. slot; 43. plug block; 44. collection box; 51. guide groove; 52. guide block; 61. first notch; 62. second notch; 63. elastic groove; 64. push rod; 65. spring; 66. first tilting block; 67. lock plate; 68. lock groove; 69. second tilting block; 70. second screw; 71. torsion plate; 81. anti-rotation rod; 91. limit groove; 92. limit block. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1 , Figure 2 , Figure 3 as well as Figure 4The utility model provides a technical solution: a heat dissipation electric valve, including a valve body 1, a valve stem 11 and an electric actuator body 12, a dust screen 13 is provided on one side of the electric actuator body 12, a cleaning component is provided on one side of the electric actuator body 12, a heat dissipation component is provided on the outer side of the valve stem 11, and the cleaning component includes a bracket 21 fixedly connected to one side of the electric actuator body 12, a moving groove 22 opened on one side of the bracket 21, a moving block 23 connected to the moving groove 22, a first screw 24 connected to the moving block 23, and a first screw 25 connected to the first screw 26. A motor 25 connected to the top of a screw 24, a brush 26 connected to one side of the moving block 23, and a collecting component for processing dust and impurities, the moving block 23 is slidably connected to the moving groove 22, the first screw 24 is screwed to the moving block 23, the first screw 24 is rotatably connected to the bracket 21, the dustproof net 13 can filter dust and impurities from the outside to prevent them from entering the electric actuator body 12, the forward and reverse rotation of the motor 25 can drive the first screw 24 to rotate, and the rotation of the first screw 24 can drive the moving block 23 to move up and down in the moving groove 22 The dust-proof net 13 can be cleaned by the movement of the brush 26, and the impurities and dust on the dust-proof net 13 can be cleaned off to ensure the dust-proof and ventilation performance of the dust-proof net 13. The collecting component includes a horizontal plate 41 connected to one side of the electric actuator body 12, a slot 42 opened on the top of the horizontal plate 41, a plug-in block 43 connected to the slot 42, and a collection box 44 connected to the top of the plug-in block 43. The plug-in block 43 is plugged into the slot 42, and the plug-in block 43 at the bottom of the collection box 44 can be inserted into the slot 42. The collection box 44 can be fixed under the dustproof net 13, and the impurities and dust cleaned off the dustproof net 13 can fall into the collection box 44 for unified treatment to prevent impurities from polluting the environment. A guide groove 51 is opened on one side of the bracket 21, and a guide block 52 is slidably connected in the guide groove 51. The guide block 52 is fixedly connected to the brush 26, and the guide groove 51 and the movable groove 22 are arranged opposite to each other. When the brush 26 moves up and down, it can drive the guide block 52 to move up and down, and then the brush 26 can be supported and guided to prevent the brush 26 from being skewed.

[0026] See also Figure 1 , Figure 2 , Figure 5 as well as Figure 6The heat dissipation component includes a cooling pipe 31 connected to the outside of the valve stem 11, a water inlet pipe 32 connected to one side of the cooling pipe 31, a water outlet pipe 33 connected to the other side of the cooling pipe 31, a first heat absorbing plate 34 provided on one side of the cooling pipe 31, a second heat absorbing plate 35 provided on the other side of the cooling pipe 31, a plurality of heat dissipation fins 36 arranged circumferentially on the outside of the first heat absorbing plate 34 and the second heat absorbing plate 35, a plurality of heat dissipation ports 37 arranged circumferentially on the outside of the first heat absorbing plate 34 and the second heat absorbing plate 35, and a fixing component for preventing the first heat absorbing plate 34 and the second heat absorbing plate 35 from moving. The heat dissipation fins 36 are fixedly connected to the first heat absorbing plate 34 and the second heat absorbing plate 35, respectively. The water inlet pipe 32 can be connected to an external cooling water source, and the cooling water can be passed through The water enters the cooling pipe 31 through the water inlet pipe 32, and the valve stem 11 can be quickly cooled by the cooling water. The first heat absorbing plate 34 and the second heat absorbing plate 35 are in contact with the cooling pipe 31, and the heat can be introduced into the heat dissipation fins 36. The heat is dissipated into the air through the heat dissipation fins 36, which can further improve the heat dissipation performance and accelerate the cooling efficiency of the valve stem 11. The fixing components include first notches 61 respectively opened on both sides of the first heat absorbing plate 34, second notches 62 respectively opened on both sides of the second heat absorbing plate 35, an elastic groove 63 opened on one side of the first notch 61, a push rod 64 connected to the elastic groove 63, a spring 65 connected to one end of the push rod 64, a first tilting block 66 connected to the other end of the push rod 64, and a locking plate 66 connected to the first tilting block 66. 7. A locking groove 68 is provided on the inner wall of the second recess 62, a second tilting block 69 matched with the first tilting block 66, a second screw 70 connected to the second tilting block 69, and a torsion plate 71 connected to the second screw 70, the second screw 70 is screwed to the second heat absorbing plate 35, the second screw 70 is rotatably connected to the second tilting block 69, the push rod 64 is slidably connected to the elastic groove 63, and the locking plate 67 is plugged into the locking groove 68. By rotating the torsion plate 71, the second screw 70 can be driven to rotate, and then the second tilting block 69 can be moved and contacted with the first tilting block 66, and the first tilting block 66 can be squeezed to drive the push rod 64 and the locking plate 67 to move, the push rod 64 can squeeze the spring 65 to deform it, and the locking plate 67 can be stuck in the locking groove 68, so that the first tilting block 66 can be moved. A heat absorbing plate 34 and a second heat absorbing plate 35 are fixed to prevent them from being separated from the cooling pipe 31. When the second inclined block 69 is away from the first inclined block 66, the spring 65 can be reset to drive the locking plate 67 to disengage from the locking groove 68, and then the first heat absorbing plate 34 and the second heat absorbing plate 35 can be separated, which is convenient for replacement and maintenance. A stop rod 81 is fixedly connected to one side of the second inclined block 69. The stop rod 81 passes through the second recess 62 and is slidably connected to the second heat absorbing plate 35. The stop rod 81 can move synchronously with the second inclined block 69, which can prevent the second inclined block 69 and the second screw 70 from rotating synchronously, thereby ensuring the movement stability of the second inclined block 69. A limiting groove 91 is provided on the inner wall of the first recess 61, and a limiting block 92 is fixedly connected to one side of the first inclined block 66.The limit block 92 is slidably connected to the limit groove 91. The limit block 92 can move synchronously with the first tilt block 66, and can guide and support the first tilt block 66 to prevent it from deflecting, thereby ensuring that the lock plate 67 can be smoothly inserted into the lock groove 68.

[0027] Working principle: During operation, the first heat absorbing plate 34 and the second heat absorbing plate 35 are attached to both sides of the cooling tube 31, and then the twisting plate 71 is rotated. The twisting plate 71 can drive the second screw 70 to rotate. The rotation of the second screw 70 can push the second tilting block 69 to move. The movement of the second tilting block 69 can contact the first tilting block 66 and squeeze the first tilting block 66 to move. The movement of the first tilting block 66 can drive the locking plate 67 and the push rod 64 to move. The movement of the push rod 64 can squeeze the spring 65 to deform it. The movement of the locking plate 67 can be stuck in the locking groove 68, and the first heat absorbing plate 34 and the second heat absorbing plate 35 can be fixed to the outside of the cooling tube 31. Then, the cooling water can be introduced into the cooling tube 31 through the water inlet pipe 32, and then discharged through the water outlet pipe 33. The cooling water can be used for The valve stem 11 dissipates heat, and the heat can be discharged through the first heat absorbing plate 34 and the second heat absorbing plate 35, and dissipated through the heat dissipation fins 36, so as to improve the heat dissipation performance. When the dustproof net 13 is blocked, the motor 25 is started, and the motor 25 can drive the first screw 24 to rotate, and the first screw 24 can drive the moving block 23 to move, and the moving block 23 can drive the brush 26 to move. The movement of the brush 26 can clean the dustproof net 13, and the cleaned impurities can fall into the collection box 44 for unified collection. When it is full, the collection box 44 can be pulled out, and then the impurities therein can be poured out, and then the collection box 44 can be reset. The above is the working process of the entire device, and the contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A heat dissipation electric valve, comprising a valve body (1), a valve stem (11) and an electric actuator body (12), characterized in that: A dustproof net (13) is provided on one side of the electric actuator body (12), a cleaning component is provided on one side of the electric actuator body (12), and a heat dissipation component is provided on the outside of the valve stem (11); The cleaning component comprises a bracket (21) fixedly connected to one side of the electric actuator body (12), a moving groove (22) provided on one side of the bracket (21), a moving block (23) connected to the moving groove (22), a first screw (24) connected to the moving block (23), a motor (25) connected to the top of the first screw (24), a brush (26) connected to one side of the moving block (23), and a collecting component for processing dust and impurities, wherein the moving block (23) is slidably connected to the moving groove (22), the first screw (24) is threadedly connected to the moving block (23), and the first screw (24) is rotatably connected to the bracket (21).

2. A heat dissipation electric valve according to claim 1, characterized in that: The heat dissipation component comprises a cooling tube (31) connected to the outside of the valve stem (11), a water inlet tube (32) connected to one side of the cooling tube (31), a water outlet tube (33) connected to the other side of the cooling tube (31), a first heat absorbing plate (34) provided on one side of the cooling tube (31), a second heat absorbing plate (35) provided on the other side of the cooling tube (31), a plurality of heat dissipation fins (36) respectively provided on the outside of the first heat absorbing plate (34) and the second heat absorbing plate (35) and arranged in a circumferential manner, a plurality of heat dissipation ports (37) respectively provided on the outside of the first heat absorbing plate (34) and the second heat absorbing plate (35) and arranged in a circumferential manner, and a fixing component for preventing the first heat absorbing plate (34) and the second heat absorbing plate (35) from moving, wherein the heat dissipation fins (36) are respectively fixedly connected to the first heat absorbing plate (34) and the second heat absorbing plate (35).

3. The heat dissipation electric valve according to claim 1, characterized in that: The collecting component comprises a transverse plate (41) connected to one side of the electric actuator body (12), a slot (42) provided at the top of the transverse plate (41), an insert block (43) connected to the slot (42), and a collecting box (44) connected to the top of the insert block (43); the insert block (43) is plugged into the slot (42).

4. The heat dissipation electric valve according to claim 1, characterized in that: A guide groove (51) is provided on one side of the bracket (21), a guide block (52) is slidably connected in the guide groove (51), the guide block (52) is fixedly connected to the brush (26), and the guide groove (51) and the movable groove (22) are arranged opposite to each other.

5. The heat dissipation electric valve according to claim 2, characterized in that: The fixing component comprises first notches (61) respectively formed on both sides of the first heat absorbing plate (34), second notches (62) respectively formed on both sides of the second heat absorbing plate (35), an elastic groove (63) formed on one side of the first notch (61), a push rod (64) connected to the elastic groove (63), a spring (65) connected to one end of the push rod (64), a first tilting block (66) connected to the other end of the push rod (64), and a locking plate (66) connected to the first tilting block (66). 7), a locking groove (68) provided on the inner wall of the second recess (62), a second tilting block (69) matched with the first tilting block (66), a second screw rod (70) connected to the second tilting block (69), and a torsion plate (71) connected to the second screw rod (70), the second screw rod (70) being screwed to the second heat absorbing plate (35), the second screw rod (70) being rotationally connected to the second tilting block (69), and the push rod (64) being slidingly connected to the elastic groove (63).

6. The heat dissipation type electric valve according to claim 5, characterized in that: A rotation-stop rod (81) is fixedly connected to one side of the second tilting block (69), and the rotation-stop rod (81) passes through the second recess (62) and is slidably connected to the second heat absorbing plate (35).

7. The heat dissipation electric valve according to claim 5, characterized in that: A limiting groove (91) is provided on the inner wall of the first recess (61); a limiting block (92) is fixedly connected to one side of the first tilting block (66); and the limiting block (92) is slidably connected to the limiting groove (91).

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