High-sealing-performance hydraulic electromagnetic valve coil

Abstract

The utility model relates to the technical field of electromagnetic valve coils, and discloses a high-sealing hydraulic electromagnetic valve coil which comprises a coil body, a mounting hole is formed in the coil body, a sealing cylinder is arranged on the inner wall of the mounting hole in an attached mode, and an annular groove is formed in the surface of the sealing cylinder. First arc-shaped columns are arranged on the inner wall of the annular groove and the upper surface of the coil body in an attached mode. Through the cooperation of the annular groove, the first arc-shaped column, the second arc-shaped column, the fixing support and the second U-shaped plate, the sealing cylinder and the arc-shaped sealing strip can be fixed to the coil body, meanwhile, when the fixing column on the fixing support is separated from the second U-shaped plate, the sealing cylinder and the arc-shaped sealing strip can be directly detached from the coil body, and therefore the sealing cylinder and the arc-shaped sealing strip can be conveniently detached. Therefore, when a maintainer replaces the sealing cylinder and the arc-shaped sealing strip, the hydraulic electromagnetic valve coil does not need to be detached from the electromagnetic valve, and the sealing cylinder and the arc-shaped sealing strip are more convenient to replace.

Description

Technical Field

[0001] The utility model relates to the technical field of solenoid valve coils, in particular to a hydraulic solenoid valve coil with high sealing performance. Background Art

[0002] The hydraulic solenoid valve is a basic automation component used to control fluids. It is a type of directional control valve used to control the on / off flow of oil or change the direction of the flow of oil. At present, most of the hydraulic solenoid valve coils on the market use sealing cylinders and sealing gaskets to seal the connection between the coil and the hydraulic solenoid valve. For example, a high-sealing hydraulic solenoid valve coil disclosed in Chinese patent announcement number CN215371209U, but when replacing the sealing cylinder and the sealing gasket, the coil needs to be removed from the hydraulic solenoid valve before the sealing cylinder and the sealing gasket can be replaced, which makes the replacement of the sealing cylinder and the sealing gasket more troublesome. At the same time, since the inclination angle of the wiring harness connector on the coil is fixed, the solenoid valve coil cannot be adapted to different installation requirements. Utility Model Content

[0003] The purpose of the utility model is to solve the shortcomings existing in the prior art, such as: at present, most of the hydraulic solenoid valve coils on the market use sealing tubes and sealing gaskets to seal the connection between the coil and the hydraulic solenoid valve, but when replacing the sealing tube and the sealing gasket, the coil needs to be removed from the hydraulic solenoid valve before the sealing tube and the sealing gasket can be replaced, which makes the sealing tube and the sealing gasket more troublesome to replace. At the same time, since the inclination angle of the wiring harness connector on the coil is fixed, the solenoid valve coil cannot be adapted to different installation requirements, a high-sealing hydraulic solenoid valve coil is proposed.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A high-sealing hydraulic solenoid valve coil comprises a coil body, a mounting hole is provided inside the coil body, a sealing cylinder is fitted on the inner wall of the mounting hole, an annular groove is provided on the surface of the sealing cylinder, a first arc column is fitted on the inner wall of the annular groove and the upper surface of the coil body, an arc-shaped sealing strip is fitted on the bottom of the coil body and the bottom of the sealing cylinder, a second arc column is bonded to the surface of the arc-shaped sealing strip, a mounting nut is fitted on the bottom of the arc-shaped sealing strip, a connecting column is fixedly connected to the upper surface of the mounting nut and the bottom of the coil body, a fixing bracket is fixedly connected to the side surface of the first arc column and the side surface of the second arc column, a second U-shaped plate is fixedly connected to the left and right sides of the coil body, and the inner wall of the second U-shaped plate contacts the surface of the fixing bracket.

[0006] Preferably, the fixed bracket includes a first U-shaped plate, the side surface of the first arc column and the side surface of the second arc column are fixedly connected to the side surface of the first U-shaped plate, a strip hole is opened on the side surface of the first U-shaped plate, the upper and lower sides of the inner wall of the strip hole are fixedly connected with a first hollow block, the inner wall of the first hollow block is fixedly connected with a spring, the surface of the spring is fixedly connected with a second hollow block, the side of the second hollow block close to the coil body is fixedly connected with a fixing column, the surface of the fixing column is in contact with the inner wall of the second U-shaped plate, the side of the second hollow block away from the coil body is fixedly connected with a baffle, and the side of the baffle is in contact with the side of the first U-shaped plate.

[0007] Preferably, a rotating bracket is fixedly connected to the front surface of the coil body, a wiring harness connector is fixedly connected to the inner wall of the rotating bracket, and the wiring harness connector is electrically connected to the coil body through a wire.

[0008] Preferably, the rotating bracket includes a third U-shaped plate, the back side of the third U-shaped plate is fixedly connected to the front side of the coil body, circular holes are provided on the left and right sides of the third U-shaped plate, third hollow blocks are provided on the left and right sides of the inner wall of the third U-shaped plate, the inner wall of the third hollow block is fixedly connected to the surface of the wiring harness connector, threaded columns are fixedly connected to the left and right sides of the third hollow block, anti-slip pads are fitted on the left and right sides of the third U-shaped plate, fixing nuts are bonded to the sides of the anti-slip pads, and the inner wall of the fixing nut is threadedly connected to the surface of the threaded column.

[0009] Preferably, an arc-shaped angle ruler is fixedly connected to the upper surface of the third U-shaped plate, and indicator blocks are fixedly connected to the left and right sides of the third hollow block, and the bottom of the indicator block contacts the upper surface of the arc-shaped angle ruler.

[0010] Preferably, the center of the arc-shaped angle ruler is on the same horizontal line as the axis of the threaded column.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] (1) The utility model can fix the sealing cylinder and the arc-shaped sealing strip on the coil body by setting the cooperation of the annular groove, the first arc-shaped column, the second arc-shaped column, the fixing bracket and the second U-shaped plate. At the same time, when the fixing column on the fixing bracket is separated from the second U-shaped plate, the sealing cylinder and the arc-shaped sealing strip can be directly removed from the coil body. Therefore, when the maintenance personnel replace the sealing cylinder and the arc-shaped sealing strip, there is no need to remove the hydraulic solenoid valve coil from the solenoid valve, which makes it more convenient to replace the sealing cylinder and the arc-shaped sealing strip.

[0013] (2) The utility model allows the installer to adjust the inclination angle of the wiring harness connector according to the installation requirements by rotating the bracket, so that the hydraulic solenoid valve coil can be adapted to different installation requirements. At the same time, through the cooperation of the arc angle ruler and the indicator block, the user can intuitively judge the inclination angle of the wiring harness connector. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a front view of the coil body in the utility model;

[0016] Figure 3 It is a right side view of the coil body in the utility model;

[0017] Figure 4 It is a top view of the coil body in the utility model;

[0018] Figure 5 It is a front view of the sealing cylinder in the utility model;

[0019] Figure 6 It is a top view of the arc-shaped sealing strip in the utility model;

[0020] Figure 7 This is a bottom view of the fixed bracket in the utility model;

[0021] Figure 8 for Figure 7 Sectional view at AA;

[0022] Fig. 9 It is a front view of the rotating bracket in the utility model;

[0023] Fig.10 for Fig. 9 Cross-sectional view at BB in the middle.

[0024] In the figure: 1. coil body; 2. mounting hole; 3. sealing cylinder; 4. annular groove; 5. first arc column; 6. arc sealing strip; 7. second arc column; 8. mounting nut; 9. connecting column; 10. fixing bracket; 101. first U-shaped plate; 102. strip hole; 103. first hollow block; 104. spring; 105. second hollow block; 106. fixing column; 107. baffle; 11. second U-shaped plate; 12. rotating bracket; 121. third U-shaped plate; 122. round hole; 123. third hollow block; 124. threaded column; 125. anti-skid pad; 126. fixing nut; 13. wiring harness connector; 14. arc angle ruler; 15. indicator block. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0027] Embodiment 1:

[0028] Reference Figure 1-8 A high-sealing hydraulic solenoid valve coil comprises a coil body 1, a mounting hole 2 is provided inside the coil body 1, a sealing cylinder 3 is fitted on the inner wall of the mounting hole 2, an annular groove 4 is provided on the surface of the sealing cylinder 3, a first arc column 5 is fitted on the inner wall of the annular groove 4 and the upper surface of the coil body 1, an arcuate sealing strip 6 is fitted on the bottom of the coil body 1 and the bottom of the sealing cylinder 3, a second arcuate column 7 is bonded to the surface of the arcuate sealing strip 6, a mounting nut 8 is fitted on the bottom of the arcuate sealing strip 6, a connecting column 9 is fixedly connected to the upper surface of the mounting nut 8 and the bottom of the coil body 1, the mounting nut 8 is fixed to the coil body 1 through the connecting column 9, and the mounting nut 8 is fixed to the coil body 1 through the mounting nut 8. The coil body 1 can be fixed on the hydraulic solenoid valve, and the side surfaces of the first arc column 5 and the second arc column 7 are fixedly connected with a fixing bracket 10. The left and right sides of the coil body 1 are fixedly connected with a second U-shaped plate 11. The inner wall of the second U-shaped plate 11 contacts the surface of the fixing bracket 10. When the fixing bracket 10 is fixed on the coil body 1, the first arc column 5 contacts the annular groove 4, and the sealing cylinder 3 is fixed in the mounting hole 2 through the cooperation of the first arc column 5 and the annular groove 4, and the arc sealing strip 6 is fixed on the coil body 1 through the second arc column 7. When the fixing bracket 10 is separated from the coil body 1, the sealing cylinder 3 and the arc sealing strip 6 can be removed from the coil body 1.

[0029] The fixing bracket 10 includes a first U-shaped plate 101, the side of the first arc column 5 and the side of the second arc column 7 are fixedly connected to the side of the first U-shaped plate 101, the side of the first U-shaped plate 101 is provided with a strip hole 102, the upper and lower sides of the inner wall of the strip hole 102 are fixedly connected to the first hollow block 103, the inner wall of the first hollow block 103 is fixedly connected to the spring 104, the surface of the spring 104 is fixedly connected to the second hollow block 105, the side of the second hollow block 105 close to the coil body 1 is fixedly connected to the fixing column 106, the surface of the fixing column 106 is connected to the inner wall of the second U-shaped plate 11 A baffle 107 is fixedly connected to the side of the second hollow block 105 away from the coil body 1, and the side of the baffle 107 contacts the side of the first U-shaped plate 101. When the fixing column 106 is inserted into the second U-shaped plate 11, the spring 104 makes the fixing column 106 and the second U-shaped plate 11 in close contact, and the first U-shaped plate 101 is fixed to the coil body 1 through the cooperation of the second U-shaped plate 11, the fixing column 106, the second hollow block 105 and the baffle 107. When the fixing column 106 is separated from the second U-shaped plate 11, the first U-shaped plate 101 can be directly removed from the coil body 1.

[0030] Embodiment 2:

[0031] Reference Figure 1-10 A rotating bracket 12 is fixedly connected to the front of the coil body 1, and a wiring harness connector 13 is fixedly connected to the inner wall of the rotating bracket 12. The wiring harness connector 13 is electrically connected to the coil body 1 through a wire.

[0032] The rotating bracket 12 includes a third U-shaped plate 121, the back of the third U-shaped plate 121 is fixedly connected to the front of the coil body 1, the third U-shaped plate 121 is provided with a circular hole 122 on both sides, the third U-shaped plate 121 is provided with a third hollow block 123 on both sides of the inner wall, the inner wall of the third hollow block 123 is fixedly connected to the surface of the wiring harness connector 13, the left and right sides of the third hollow block 123 are fixedly connected with a threaded column 124, the left and right sides of the third U-shaped plate 121 are fitted with an anti-skid pad 125, and the side of the anti-skid pad 125 is bonded with a fixing nut 126 The inner wall of the fixing nut 126 is threadedly connected to the surface of the threaded column 124. When the user rotates the fixing nut 126 so that the fixing nut 126 and the third U-shaped plate 121 are squeezed with the anti-slip pad 125, the anti-slip pad 125 can prevent the threaded column 124 from rotating. When the fixing nut 126 loosens the anti-slip pad 125, the threaded column 124 can rotate freely in the circular hole 122, and then by rotating the bracket 12, the installer can adjust the inclination angle of the wiring harness connector 13 according to the installation requirements, so that the hydraulic solenoid valve coil can be suitable for different installation requirements.

[0033] Embodiment three:

[0034] Reference Figure 2-3 The upper surface of the third U-shaped plate 121 is fixedly connected with an arc angle ruler 14, and the left and right sides of the third hollow block 123 are fixedly connected with indicating blocks 15. The bottom of the indicating block 15 contacts the upper surface of the arc angle ruler 14, and the center of the arc angle ruler 14 is on the same horizontal line as the axis of the threaded column 124. Through the cooperation of the arc angle ruler 14 and the indicating block 15, the user can intuitively judge the inclination angle of the wiring harness connector 13.

[0035] In the utility model, when the user installs the hydraulic solenoid valve coil, the user fixes the hydraulic solenoid valve coil on the hydraulic solenoid valve by installing the nut 8, and seals the connection between the hydraulic solenoid valve and the hydraulic solenoid valve coil by cooperating with the sealing cylinder 3 and the arc-shaped sealing strip 6. When it is necessary to replace the sealing cylinder 3 or the arc-shaped sealing strip 6, first move the second hollow block 105 upward to separate the fixing column 106 from the second U-shaped plate 11. After the fixing column 106 is separated from the second U-shaped plate 11, the sealing cylinder 3 and the arc-shaped sealing strip 6 can be removed from the coil body 1 by removing the first U-shaped plate 101 from the coil body 1. Next, when fixing the sealing tube 3 and the arc-shaped sealing strip 6 on the coil body 1, first insert the sealing tube 3 into the mounting hole 2, then insert the first U-shaped plate 101 onto the coil body 1, and insert the fixing column 106 into the second U-shaped plate 11 through the spring 104. At this time, the first U-shaped plate 101 is fixed to the coil body 1 through the cooperation of the second U-shaped plate 11, the fixing column 106, the second hollow block 105 and the baffle 107. Then, the sealing tube 3 is fixed to the coil body 1 through the cooperation of the first arc-shaped column 5 and the annular groove 4, and the arc-shaped sealing strip 6 is fixed to the coil body 1 through the second arc-shaped column 7.

[0036] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

Claims

1. A high-sealing hydraulic solenoid valve coil, comprising a coil body (1), characterized in that: The coil body (1) is provided with a mounting hole (2) inside, a sealing cylinder (3) is fitted on the inner wall of the mounting hole (2), an annular groove (4) is provided on the surface of the sealing cylinder (3), a first arc column (5) is fitted on the inner wall of the annular groove (4) and the upper surface of the coil body (1), an arc-shaped sealing strip (6) is fitted on the bottom of the coil body (1) and the bottom of the sealing cylinder (3), and a second arc column (7) is bonded to the surface of the arc-shaped sealing strip (6). ), a mounting nut (8) is fitted at the bottom of the arc-shaped sealing strip (6), a connecting column (9) is fixedly connected to the upper surface of the mounting nut (8) and the bottom of the coil body (1), a fixing bracket (10) is fixedly connected to the side of the first arc-shaped column (5) and the side of the second arc-shaped column (7), and a second U-shaped plate (11) is fixedly connected to the left and right sides of the coil body (1), and the inner wall of the second U-shaped plate (11) is in contact with the surface of the fixing bracket (10).

2. A high-sealing hydraulic solenoid valve coil according to claim 1, characterized in that: The fixing bracket (10) comprises a first U-shaped plate (101), the side surface of the first arc column (5) and the side surface of the second arc column (7) are fixedly connected to the side surface of the first U-shaped plate (101), a strip hole (102) is provided on the side surface of the first U-shaped plate (101), the upper and lower sides of the inner wall of the strip hole (102) are fixedly connected to a first hollow block (103), the inner wall of the first hollow block (103) is fixedly connected to a spring (104), and the A second hollow block (105) is fixedly connected to the surface of the spring (104); a fixing column (106) is fixedly connected to the side of the second hollow block (105) close to the coil body (1); a surface of the fixing column (106) contacts the inner wall of the second U-shaped plate (11); a baffle (107) is fixedly connected to the side of the second hollow block (105) away from the coil body (1); a side of the baffle (107) contacts the side of the first U-shaped plate (101).

3. The high-sealing hydraulic solenoid valve coil according to claim 1, characterized in that: The front surface of the coil body (1) is fixedly connected to a rotating bracket (12), the inner wall of the rotating bracket (12) is fixedly connected to a wiring harness connector (13), and the wiring harness connector (13) is electrically connected to the coil body (1) via a wire.

4. A high-sealing hydraulic solenoid valve coil according to claim 3, characterized in that: The rotating bracket (12) comprises a third U-shaped plate (121), the back side of the third U-shaped plate (121) is fixedly connected to the front side of the coil body (1), the left and right sides of the third U-shaped plate (121) are provided with circular holes (122), the left and right sides of the inner wall of the third U-shaped plate (121) are provided with third hollow blocks (123), the inner wall of the third hollow block (123) is fixedly connected to the surface of the wiring harness connector (13), the left and right sides of the third hollow block (123) are fixedly connected to threaded columns (124), the left and right sides of the third U-shaped plate (121) are fitted with anti-skid pads (125), the side of the anti-skid pad (125) is bonded with a fixing nut (126), and the inner wall of the fixing nut (126) is threadedly connected to the surface of the threaded column (124).

5. The high-sealing hydraulic solenoid valve coil according to claim 4, characterized in that: The upper surface of the third U-shaped plate (121) is fixedly connected to an arc angle ruler (14), and the left and right sides of the third hollow block (123) are fixedly connected to indicating blocks (15), and the bottom of the indicating block (15) is in contact with the upper surface of the arc angle ruler (14).

6. A high-sealing hydraulic solenoid valve coil according to claim 5, characterized in that: The center of the arc-shaped angle ruler (14) and the axis of the threaded column (124) are on the same horizontal line.

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