Electromagnetic valve body guide sleeve mechanism

Abstract

The utility model discloses an electromagnetic valve body guide sleeve mechanism, which belongs to the technical field of electromagnetic valve bodies and comprises a guide sleeve, a first pipeline is arranged at the lower end of the guide sleeve, a second pipeline is arranged on one side of the guide sleeve, an end cover is in threaded connection with the upper end of the guide sleeve, and an electromagnet is fixedly arranged on the outer wall of the end cover. A sealing plug is fixedly arranged at the lower end of the guide sleeve, and a cavity for communicating the first pipeline with the second pipeline is formed in the sealing plug; when closing is needed, the electromagnet starts to work, the magnetic poles of the ends, close to the magnet piece, of the electromagnet are the same, so that the magnet piece is pushed to move, the magnet piece drives the blocking body to move, the bottom of the cavity is blocked from the blocking body, and therefore blocking is completed; therefore, the blocking body cannot move.

Description

Technical Field

[0001] The utility model relates to the technical field of solenoid valve bodies, in particular to a solenoid valve body guide sleeve mechanism. Background Art

[0002] Solenoid valves can be used with different circuits to achieve the desired control, and the control accuracy and flexibility can be guaranteed. Different solenoid valves play a role in different positions of the control system. The most commonly used ones are check valves, safety valves, directional control valves, etc.

[0003] Patent "CN201220709057.5" proposes a solenoid valve body guide sleeve mechanism, including a guide sleeve and a limit retaining ring, the guide sleeve is cylindrical, the center of the limit retaining ring is a through hole, the limit retaining ring is located at the lower end of the guide sleeve, and its characteristics are that the guide sleeve and the limit retaining ring are integrally formed, and the bottom end surface of the limit retaining ring is provided with a plurality of grooves connecting the central through hole and the outer cylindrical surface. The internal structure of the guide sleeve of the patent is compact, and the internal parts are fitted together with the guide sleeve. When there are damaged parts inside, the internal connection is not conducive to disassembly, which makes maintenance more difficult;

[0004] For this reason, we propose a solenoid valve body guide sleeve mechanism. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a solenoid valve body guide sleeve mechanism, which overcomes the deficiencies in the prior art and aims to solve the problems in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a solenoid valve body guide sleeve mechanism, comprising a guide sleeve, a first pipe is arranged at the lower end of the guide sleeve, a second pipe is arranged at one side of the guide sleeve, an end cover is threadedly connected to the upper end of the guide sleeve, an electromagnet is fixedly installed on the outer wall of the end cover, a sealing plug is fixedly arranged at the lower end of the guide sleeve, a cavity for connecting the first pipe and the second pipe is opened inside the sealing plug, a blocking body used to cooperate with the cavity is slidably arranged at the middle position of the sealing plug, a magnet sheet cooperating with the electromagnet is fixedly arranged at the upper end of the blocking body, iron sheets are respectively pasted on both sides of the magnet sheet, there is a gap between the guide rod and the storage cavity, and the The outer diameter of the magnet sheet is smaller than the inner diameter of the guide sleeve. In actual application, when closing is required, the electromagnet starts working, and the magnetic poles of the electromagnet and the end close to the magnet sheet are the same, thereby pushing the magnet sheet to move, and the magnet sheet drives the blocking body to move, and blocks the bottom of the cavity from the blocking body, thereby completing the blockage. At the same time, there is a gap between the guide rod and the storage cavity to prevent the blocking body from being under air pressure inside the blocking body, which makes it impossible for the blocking body to move. The outer diameter of the magnet sheet is smaller than the inner diameter of the guide sleeve. Similarly, the upper end of the guide sleeve of the device is threadedly connected with an end cover, and the end cover is threadedly connected, so that when the internal parts of the device are damaged, the staff can take out the damaged parts inside the guide sleeve after opening the end cover, thereby facilitating replacement by personnel during work.

[0007] As a preferred technical solution of the utility model, a storage cavity is opened in the middle position of the blocking body and the magnet sheet, a guide rod used in conjunction with the storage cavity is fixedly arranged in the middle position of the electromagnet, and a return spring is installed between the bottom of the guide rod and the lower end inside the blocking body. In actual application, a return spring is installed between the bottom of the guide rod and the lower end inside the blocking body, so that when the electromagnet cannot be used, the return spring will push the blocking body to move, so that the blocking body blocks the cavity, thereby disconnecting the first pipe from the second pipe.

[0008] As an optimal technical solution of the utility model.

[0009] Beneficial effects of the utility model:

[0010] 1. When closing is required, the electromagnet starts to work, and the magnetic poles of the end of the electromagnet close to the magnet sheet are the same, thereby pushing the magnet sheet to move, and the magnet sheet drives the blocking body to move, blocking the bottom of the cavity from the blocking body, thereby completing the blocking. At the same time, there is a gap between the guide rod and the receiving cavity to prevent the blocking body from being under air pressure inside the blocking body, causing the blocking body to be unable to move. The outer diameter of the magnet sheet is smaller than the inner diameter of the guide sleeve. Similarly, the upper end of the guide sleeve of the device is threadedly connected with an end cover, and the end cover is threadedly connected, so that when the internal parts of the device are damaged, the staff can take out the damaged parts inside the guide sleeve after opening the end cover, thereby facilitating replacement by personnel during work.

[0011] 2. A reset spring is installed between the bottom of the guide rod and the lower end of the inner part of the blocking body, so that when the electromagnet cannot be used, the reset spring will push the blocking body to move, so that the blocking body blocks the cavity, thereby disconnecting the first pipe from the second pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the external structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the internal structure of the guide sleeve of the utility model;

[0014] Figure 3 This is a schematic diagram of the cavity structure of the utility model;

[0015] Figure 4 It is a schematic diagram of the internal structure of the blocking body of the utility model.

[0016] In the figure: 1, guide sleeve; 2, end cover; 3, second pipe; 4, first pipe; 5, sealing plug; 501, cavity; 6, electromagnet; 601, guide rod; 7, magnet sheet; 8, reset spring; 9, blocking body. DETAILED DESCRIPTION

[0017] 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.

[0018] See also Figure 1-Figure 4A solenoid valve body guide sleeve mechanism comprises a guide sleeve 1, a first pipe 4 is arranged at the lower end of the guide sleeve 1, a second pipe 3 is arranged at one side of the guide sleeve 1, an end cover 2 is threadedly connected to the upper end of the guide sleeve 1, an electromagnet 6 is fixedly installed on the outer wall of the end cover 2, a sealing plug 5 is fixedly arranged at the lower end of the guide sleeve 1, a cavity 501 for connecting the first pipe 4 and the second pipe 3 is opened inside the sealing plug 5, a blocking body 9 used in conjunction with the cavity 501 is slidably arranged at the middle position of the sealing plug 5, a magnet sheet 7 for cooperating with the electromagnet 6 is fixedly arranged at the upper end of the blocking body 9, iron sheets are respectively pasted on both sides of the magnet sheet 7, there is a gap between the guide rod 601 and the receiving cavity, the outer diameter of the magnet sheet 7 is smaller than the inner diameter of the guide sleeve 1, and in actual During application, when closing is required, the electromagnet 6 starts to work, and the magnetic poles of the end of the electromagnet 6 close to the magnet sheet 7 are the same, thereby pushing the magnet sheet 7 to move, and the magnet sheet 7 drives the blocking body 9 to move, and blocks the bottom of the cavity 501 from the blocking body 9, thereby completing the blockage. At the same time, there is a gap between the guide rod 601 and the storage cavity to prevent the blocking body 9 from being under air pressure inside, which makes the blocking body 9 unable to move. The outer diameter of the magnet sheet 7 is smaller than the inner diameter of the guide sleeve 1. Similarly, the upper end of the guide sleeve 1 of the device is threadedly connected with the end cover 2. The end cover 2 is threadedly connected, so that when the internal parts of the device are damaged, the staff can take out the damaged parts inside the guide sleeve 1 after opening the end cover 2, thereby facilitating replacement by personnel during work.

[0019] See also Figure 1-Figure 4 In this embodiment, a storage cavity is opened between the blocking body 9 and the magnet sheet 7, a guide rod 601 used in conjunction with the storage cavity is fixedly provided in the middle position of the electromagnet 6, and a return spring 8 is installed between the bottom of the guide rod 601 and the lower end inside the blocking body 9. In actual application, a return spring 8 is installed between the bottom of the guide rod 601 and the lower end inside the blocking body 9, so that when the electromagnet 6 cannot be used, the return spring 8 will push the blocking body 9 to move, so that the blocking body 9 blocks the cavity, thereby disconnecting the first pipe 4 from the second pipe 3.

[0020] Working principle: when closing is required, the electromagnet 6 starts to work, and the magnetic poles of the end of the electromagnet 6 close to the magnet sheet 7 are the same, thereby pushing the magnet sheet 7 to move, and the magnet sheet 7 drives the blocking body 9 to move, and blocks the bottom of the cavity 501 from the blocking body 9, thereby completing the blockage. At the same time, there is a gap between the guide rod 601 and the storage cavity to prevent the blocking body 9 from being under air pressure inside, which makes the blocking body 9 unable to move. The outer diameter of the magnet sheet 7 is smaller than the inner diameter of the guide sleeve 1. Similarly, the upper end of the guide sleeve 1 of the device is threadedly connected with an end cover 2. The end cover 2 is threadedly connected, so that when the internal parts of the device are damaged, the staff can take out the damaged parts inside the guide sleeve 1 after opening the end cover 2, thereby facilitating replacement by personnel during work.

[0021] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A solenoid valve body guide sleeve mechanism, characterized in that: The invention comprises a guide sleeve (1), wherein a first pipe (4) is arranged at the lower end of the guide sleeve (1), a second pipe (3) is arranged on one side of the guide sleeve (1), an end cover (2) is threadedly connected to the upper end of the guide sleeve (1), an electromagnet (6) is fixedly mounted on the outer wall of the end cover (2), a sealing plug (5) is fixedly arranged at the lower end of the guide sleeve (1), a cavity (501) for connecting the first pipe (4) and the second pipe (3) is provided inside the sealing plug (5), a blocking body (9) for cooperating with the cavity (501) is slidably arranged at the middle position of the sealing plug (5), a magnet sheet (7) for cooperating with the electromagnet (6) is fixedly arranged at the upper end of the blocking body (9), and iron sheets are respectively attached to the two sides of the magnet sheet (7).

2. The solenoid valve body guide sleeve mechanism according to claim 1, characterized in that: A receiving cavity is provided between the blocking body (9) and the magnet sheet (7), and a guide rod (601) used in conjunction with the receiving cavity is fixedly provided at the middle position of the electromagnet (6).

3. The solenoid valve body guide sleeve mechanism according to claim 2, characterized in that: A return spring (8) is installed between the bottom of the guide rod (601) and the lower end inside the blocking body (9).

4. The solenoid valve body guide sleeve mechanism according to claim 3, characterized in that: There is a gap between the guide rod (601) and the storage cavity, and the outer diameter of the magnet sheet (7) is smaller than the inner diameter of the guide sleeve (1).

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