Electromagnetic valve with valve body convenient to replace

Abstract

The utility model relates to the field of electromagnetic valves, in particular to an electromagnetic valve with a valve body convenient to replace, which comprises an air valve strip and a valve body arranged at the top of the air valve strip, an air inlet pipe and an exhaust pipe are arranged in the air valve strip, and a plurality of mounting grooves communicated with the air inlet pipe and the exhaust pipe are arranged at the top of the air valve strip. The air valve strip is located at the top of the mounting groove and is fixedly connected with the valve body through a valve seat; a sealing assembly used for blocking the air inlet pipe is arranged in the mounting groove, a clamping piece used for fixing the valve body is arranged in the valve seat, the valve body needs to be twisted through the clamping piece when the valve body needs to be disassembled, and when the valve body is twisted, the rotating disc is driven to drive the multiple baffles to be closed. In this way, the gas inlet pipe can be blocked, gas leakage caused by loss of the valve body is prevented, the valve body can be replaced without closing the gas inlet pipe, the valve body can be disassembled and assembled while production work is not affected, and convenience, rapidness and high practicability are achieved.

Description

Technical Field

[0001] The utility model relates to the field of electromagnetic valves, in particular to an electromagnetic valve with a valve body that is easy to replace. Background Art

[0002] A solenoid valve is a device that uses the electromagnetic principle to control the flow of fluid. It consists of an electromagnetic coil and a valve body. By energizing the electromagnetic coil, a magnetic field is generated, thereby changing the position of the valve core inside the valve body to control the flow or cutoff of the medium.

[0003] The valve body in the solenoid valve needs to be maintained and replaced after long-term use, so it is necessary to use a solenoid valve that is easy to replace the valve body to meet the needs, such as the prior art Chinese patent publication number "

[0004] CN210716210U" discloses a solenoid valve with a quickly replaceable valve body, comprising an electromagnetic drive unit and a valve body, wherein a valve body magnet is arranged on the valve body, an upper pressing plate is arranged at the bottom of the electromagnetic drive unit, a plurality of placement grooves are arranged on the upper pressing plate, and an annular magnet is arranged in each placement groove, and each of the annular magnets has a magnetic pole opposite to that of the valve body magnet. When the upper pressing plate and the valve body magnet are positioned opposite to each other, the electromagnetic drive unit and the valve body can be magnetically connected through the annular magnet and the valve body magnet. The device has a simple structure, can realize convenient disassembly and installation of the solenoid valve body, and will not cause damage to the solenoid valve.

[0005] Although the valve body of some solenoid valves can be replaced, in actual operation, it is considered that similar solenoid valves also need to close the pipeline when replacing the valve body to prevent liquid or gas from continuing to be discharged before the valve body can be replaced. Although the replacement can be carried out, the operation needs to be stopped to proceed smoothly, which affects the production operation and is less practical. Utility Model Content

[0006] The utility model aims to solve the disadvantage in the prior art that the pipeline needs to be closed before the valve body can be replaced, and proposes a solenoid valve which is convenient for replacing the valve body.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A solenoid valve that is easy to replace a valve body is designed, comprising a valve strip and a valve body provided on the top thereof, wherein an air inlet pipe and an exhaust pipe are provided in the valve strip, and a plurality of mounting grooves communicating with the air inlet pipe and the exhaust pipe are provided on the top thereof, and the valve strip is located at the top of the mounting groove and is fixedly connected to the valve body through a valve seat;

[0009] A sealing component for blocking the air inlet pipe is arranged in the installation groove, and a clamping piece for fixing the valve body is arranged in the valve seat.

[0010] Furthermore, the sealing component includes a plurality of baffles, and a rectangular groove is formed on the inner bottom surface of the mounting groove next to the air inlet pipe opening, and the baffle is slidably connected to the rectangular groove via a guide rod at the bottom.

[0011] Furthermore, the inner wall of the mounting groove is provided with an annular groove and a turntable is rotatably connected in the annular groove. The turntable is rotatably connected to the baffle and contacts its end surface. A guide groove runs through the turntable, and the guide rod is slidably connected in the guide groove.

[0012] Furthermore, a clearance groove is passed through the center point of the turntable, and a pair of clamping grooves are opened on the top. A sealing ring is provided at one end of the valve body through an annular groove sleeve. A protrusion is provided on the end face of the valve body and clamping blocks are fixedly connected on both sides of the protrusion.

[0013] Furthermore, the protrusion is rotatably connected to the clearance groove, the clamping block can be inserted into the clamping groove, and the valve body is rotatably connected to the installation groove.

[0014] Furthermore, the clamping part includes a positioning ball, and the positioning ball is fixedly installed on both sides of one end of the valve body. A groove is opened in the valve seat and a receiving groove communicating with the installation groove is opened at the groove. An unlocking rod is slidably connected in the groove.

[0015] Furthermore, a spring is provided on the outer sleeve of the unlocking rod, and the two ends of the spring are respectively fixedly connected to the inner side surface of the groove and the side surface of the unlocking rod, the positioning bead can be inserted into the accommodating groove, and the unlocking rod can resist the positioning bead.

[0016] The utility model proposes an electromagnetic valve which is convenient for replacing the valve body. The beneficial effect is that a sealing component is provided in the gas valve strip. The advantage is that if the valve body needs to be removed, the valve body needs to be twisted by a clamping part. When the valve body is twisted, the turntable drives multiple baffles to close. In this way, the air intake pipe can be blocked to prevent gas leakage caused by loss of the valve body. In this way, the valve body can be replaced without closing the air intake pipe. The valve body can be disassembled and assembled without affecting production work. It is convenient, fast and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the turntable of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the baffle of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the valve body of the utility model;

[0021] Figure 5 It is a cross-sectional view of the clamping member of the utility model.

[0022] In the figure: 1. valve strip; 2. valve body; 21. sealing ring; 22. raised part; 23. clamping block; 3. intake pipe; 4. exhaust pipe; 5. mounting groove; 6. valve seat; 7. sealing component; 71. baffle; 72. rectangular groove; 73. guide rod; 74. turntable; 741. clearance groove; 75. guide groove; 76. clamping groove; 8. clamping part; 81. positioning bead; 82. groove; 83. receiving groove; 84. unlocking rod; 85. spring. DETAILED DESCRIPTION

[0023] 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.

[0024] Reference Figure 1-5 , a solenoid valve for easy replacement of the valve body, comprising a valve strip 1 and a valve body 2 provided on the top thereof, the valve strip 1 having an air inlet pipe 3 and an exhaust pipe 4, and a plurality of mounting grooves 5 communicating with the air inlet pipe 3 and the exhaust pipe 4 provided on the top thereof, the valve strip 1 being located at the top of the mounting groove 5 and being fixedly connected to the valve body 2 through a valve seat 6, a shell being fixed on the top of the valve seat 6, the shell being used to protect the valve body 2 from external force, a valve core assembly being provided in the valve body 2, the valve core assembly being of the prior art and not described in detail.

[0025] A sealing component 7 for blocking the air inlet pipe 3 is disposed in the mounting groove 5 , and a clamping member 8 for fixing the valve body 2 is disposed in the valve seat 6 .

[0026] Furthermore, the sealing component 7 includes a plurality of baffles 71, and a rectangular groove 72 is formed on the inner bottom surface of the mounting groove 5 next to the opening of the air intake pipe 3. The baffle 71 is slidably connected to the rectangular groove 72 via a guide rod 73 at the bottom. The baffles 71 are provided with six pieces and are all triangular in structure. The outer walls of the baffles 71 are provided with sealing gaskets, and the rectangular groove 72 is a hexagonal structure.

[0027] Furthermore, the inner wall of the mounting groove 5 is provided with an annular groove and a turntable 74 is rotatably connected in the annular groove. The turntable 74 is rotatably connected to the baffle 71 and contacts its end face. A guide groove 75 runs through the turntable 74, and the guide rod 73 is slidably connected in the guide groove 75. The purpose of the turntable 74 contacting and squeezing the baffle 71 is to make the baffle 71 fit tightly with the opening of the intake pipe 3 under pressure to achieve a sealing effect. The turntable 74 is rotated to drive the guide rod 73 to slide using the guide groove 75, and then under the action of the guide rod 73 and the rectangular groove 72, the plurality of baffles 71 can be closed.

[0028] In more detail, the center point of the turntable 74 is penetrated by a give way groove 741, and a pair of clamping grooves 76 are opened on the top thereof, one end of the valve body 2 is provided with a sealing ring 21 through a ring groove sleeve, the end face of the valve body 2 is provided with a protrusion 22 and blocks 23 are fixedly connected on both sides of the protrusion 22, and the outer wall of the protrusion 22 is provided with a sealing gasket. The valve body 2 can better contact with the opening of the intake pipe 3 through the protrusion 22 to prevent gas leakage.

[0029] In general, the protrusion 22 is rotatably connected to the give way groove 741, the block 23 can be inserted into the slot 76, and the valve body 2 is rotatably connected to the mounting groove 5. If the valve body 2 is to be removed, the valve body 2 needs to be twisted first. Then, the block 23 can be inserted into the slot 76 to drive the turntable 74 to rotate and then drive the baffle 71 to close and seal the intake pipe 3.

[0030] It is worth mentioning that a positioning bead is embedded in the inner wall of the installation groove 5, and a slot is opened on the side of the turntable 74. The positioning bead can be snapped into the slot to prevent the turntable 74 from rotating when the valve body 2 is replaced.

[0031] In addition, the clamping part 8 includes a positioning ball 81, and the positioning ball 81 is fixedly installed on both sides of one end of the valve body 2. A groove 82 is opened in the valve seat 6 and a receiving groove 83 connected to the installation groove 5 is opened at the groove 82. An unlocking rod 84 is slidably connected in the groove 82.

[0032] Finally, the outer sleeve of the unlocking rod 84 is provided with a spring 85, and the two ends of the spring 85 are respectively fixedly connected to the inner side of the groove 82 and the side of the unlocking rod 84, and the positioning bead 81 can be inserted into the receiving groove 83. The unlocking rod 84 can resist the positioning bead 81, rotate and push the valve body 2, and when the baffle 71 is separated, the positioning bead 81 is just snapped into the receiving groove 83. In addition, the valve body 2 is protected by the outer shell and will not be affected by external forces. Thereafter, by pressing the unlocking rod 84 to shrink the positioning bead 81, the valve body 2 can be rotated for disassembly.

[0033] Working mode: When working, the positioning bead of the positioning bead 81 is retracted through the unlocking rod 84 and then the valve body 2 is rotated. The card block 23 is plugged into the card slot 76 to drive the turntable 74 to rotate and drive the baffle 71 to close the air intake pipe 3, and then the valve body 2 is replaced.

[0034] 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.

Claims

1. A solenoid valve with an easily replaceable valve body, comprising a valve strip (1) and a valve body (2) disposed on the top thereof, characterized in that: The air valve strip (1) has an air inlet pipe (3) and an air outlet pipe (4) formed therein, and has a plurality of mounting grooves (5) on its top which are in communication with the air inlet pipe (3) and the air outlet pipe (4); the air valve strip (1) is located at the top of the mounting groove (5) and is fixedly connected to the valve body (2) via a valve seat (6); A sealing component (7) for blocking the air inlet pipe (3) is provided in the installation groove (5), and a clamping member (8) for fixing the valve body (2) is provided in the valve seat (6); The sealing component (7) comprises a plurality of baffles (71), the inner bottom surface of the mounting groove (5) is provided with a rectangular groove (72) beside the opening of the air inlet pipe (3), and the baffle (71) is slidably connected to the rectangular groove (72) via a guide rod (73) at the bottom; The inner wall of the mounting groove (5) is provided with an annular groove and a rotating disk (74) is rotatably connected in the annular groove. The rotating disk (74) is rotatably connected to the baffle (71) and contacts the end surface thereof. A guide groove (75) is passed through the rotating disk (74), and the guide rod (73) is slidably connected in the guide groove (75). The center point of the rotating disk (74) is penetrated by a clearance groove (741), and a pair of clamping grooves (76) are opened on the top thereof; one end of the valve body (2) is provided with a sealing ring (21) through an annular groove sleeve; the end surface of the valve body (2) is provided with a protrusion (22) and clamping blocks (23) are fixedly connected on both sides of the protrusion (22).

2. The solenoid valve with easy valve body replacement according to claim 1, characterized in that: The protrusion (22) is rotatably connected to the clearance groove (741), the clamping block (23) can be inserted into the clamping groove (76), and the valve body (2) is rotatably connected to the installation groove (5).

3. The solenoid valve with easy valve body replacement according to claim 1, characterized in that: The clamping member (8) comprises a positioning bead (81), and the positioning bead (81) is fixedly mounted on both sides of one end of the valve body (2); a groove (82) is formed in the valve seat (6), and a receiving groove (83) communicating with the mounting groove (5) is formed at the groove (82); and an unlocking rod (84) is slidably connected in the groove (82).

4. The solenoid valve with easy valve body replacement according to claim 3, characterized in that: The outer periphery of the unlocking rod (84) is provided with a spring (85), and the two ends of the spring (85) are respectively fixedly connected to the inner side surface of the groove (82) and the side surface of the unlocking rod (84), the positioning bead (81) can be inserted into the accommodating groove (83), and the unlocking rod (84) can resist the positioning bead (81).

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