Electromagnetic valve driving structure

Abstract

The utility model discloses an electromagnetic valve driving structure which comprises a shell and further comprises a pushing assembly, the pushing assembly comprises an armature connected to the interior of the shell in a penetrating mode, a needle bearing is connected to one side of the armature in a penetrating mode, and a push rod is connected to the middle of the needle bearing in a penetrating mode; the driving assembly is arranged in the shell, and the driving assembly is used for driving the armature to move; and the buffer assembly is arranged on one side of the armature, and the buffer assembly is used for protecting the armature. The armature and the push rod are separated, the needle bearing used for connecting the armature and the push rod is arranged at the joint of the armature and the push rod, the armature and the needle bearing are connected in a press-in mode, and the push rod and the needle bearing are connected in a press-in mode. And the armature or the push rod is directly separated from the needle bearing, so that the number of replaced parts is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to solenoid valve technical field, in particular to a solenoid valve drive structure. BACKGROUND

[0002] Solenoid valve is a kind of device using electromagnetic force to control fluid flow, is widely used in industrial automation control system.

[0003] When using, it is through solenoid energizing port generation magnetic field, drives armature to move, moves through the push rod extended on its one side by armature, and moves valve core by push rod, to complete opening and closing solenoid valve, and traditional armature and push rod are integrally made, when push rod or armature one part appears damage, then need to carry out overall replacement, to increase the replacement component. UTILITY MODEL CONTENTS

[0004] The utility model is provided with a solenoid valve drive structure to solve the problems in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a solenoid valve drive structure, including shell, still including:

[0006] Pushing assembly, the pushing assembly includes the armature of being connected in the shell inside, the one side of the armature is connected with the needle roller bearing, the middle part of the needle roller bearing is connected with the push rod;

[0007] Driving assembly, the driving assembly is arranged in the inside of shell, and the driving assembly is used to drive armature to move;

[0008] Buffering assembly, the buffering assembly is arranged at the one side of armature, and the buffering assembly is used to protect armature.

[0009] Preferably, the driving assembly includes the fixed frame of being connected in the shell inside, the middle part of the fixed frame is connected with the front sleeve, and the buffering assembly is arranged at the one side of front sleeve.

[0010] Preferably, the inner wall of the one side of shell is provided with rear sleeve, the one side of rear sleeve is provided with guide sleeve, and the armature is sequentially connected in the middle part of rear sleeve and guide sleeve.

[0011] Preferably, the inside of shell is connected with the magnetic metal cavity, and the middle part of the magnetic metal cavity is provided with coil.

[0012] Preferably, the buffering assembly includes the installation slot of being arranged in the one side of front sleeve, and the inside of installation slot is connected with rubber block.

[0013] Preferably, a limiting groove is opened on one side of the rubber block, and a limiting column is fixedly connected to the inner wall of one side of the installation groove, and the limiting column is inserted and connected inside the limiting groove.

[0014] Preferably, a positioning groove is provided on the inner wall of the other side of the rubber block, a bolt is threadedly inserted and connected to the inner wall of one side of the positioning groove, and the bolt is threadedly inserted and connected to one side of the limiting column.

[0015] The technical effects and advantages of this utility model are:

[0016] The utility model separates the armature and the push rod, and provides a needle roller bearing for connecting the armature and the push rod at the connection between the armature and the push rod. The armature and the needle roller bearing, and the push rod and the needle roller bearing are all connected by pressing into each other. When the armature or the push rod is damaged and needs to be replaced, the armature or the push rod can be directly separated from the needle roller bearing, thereby reducing the number of replacement parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front sectional structural diagram of the present invention.

[0018] Figure 2 For this utility model Figure 1 A schematic diagram of the enlarged structure of part A.

[0019] Figure 3 It is a schematic diagram of a partial three-dimensional structure of the utility model.

[0020] Figure 4 It is a partial cross-sectional structural diagram of the utility model.

[0021] In the figure: 1. Housing; 2. Armature; 3. Needle bearing; 4. Push rod; 5. Driving assembly; 501. Front sleeve; 502. Fixing frame; 503. Guide sleeve; 504. Coil; 505. Magnetic metal cavity; 506. Rear sleeve; 6. Buffer assembly; 601. Mounting slot; 602. Limiting slot; 603. Rubber block; 604. Positioning slot; 605. Bolt; 606. Limiting column. DETAILED DESCRIPTION

[0022] 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.

[0023] The utility model provides Figures 1-4 The solenoid valve driving structure shown includes a housing 1 and further includes:

[0024] The pushing assembly comprises an armature 2 connected in the shell 1, a needle bearing 3 connected on one side of the armature 2, and a push rod 4 connected in the middle of the needle bearing 3.

[0025] The driving assembly 5 is arranged in the shell 1, and is used for driving the armature 2 to move.

[0026] The buffering assembly 6 is arranged on one side of the armature 2, and is used for protecting the armature 2.

[0027] It should be noted that a hole matched with the needle bearing 3 is arranged on one side of the armature 2, the needle bearing 3 is connected in the hole, the push rod 4 is connected in the middle of the needle bearing 3, and the needle bearing 3 and the push rod 4 and the armature 2 are installed by the press-in method.

[0028] Specifically, the driving assembly 5 comprises a fixing frame 502 connected in the shell 1, a front sleeve 501 connected in the middle of the fixing frame 502, the buffering assembly 6 arranged on one side of the front sleeve 501, a rear sleeve 506 arranged on the inner wall of one side of the shell 1, a guide sleeve 503 arranged on one side of the rear sleeve 506, the armature 2 connected in the middle of the rear sleeve 506 and the guide sleeve 503 in sequence, a magnetic metal cavity 505 connected in the shell 1, and a coil 504 arranged in the middle of the magnetic metal cavity 505.

[0029] It should be noted that the fixing frame 502 is fixedly connected in the shell 1, a hole matched with the front sleeve 501 is arranged in the middle of the fixing frame 502, the front sleeve 501 is connected in the middle of the fixing frame 502, a hole for the push rod 4 to pass through is arranged in the middle of the front sleeve 501, the push rod 4 passes through the front sleeve 501, the rear sleeve 506 and the guide sleeve 503 are used for limiting the moving direction of the armature 2, the coil 504 is a core component of the electromagnetic valve, generates a magnetic field by power supply, drives the armature 2 and the push rod 4 to move, the magnetic metal cavity 505 is a closed metal shell, wrapped outside the coil 504, the magnetic field in the magnetic metal cavity 505 is concentrated and enhanced when the coil 504 is powered, in use, the coil 504 generates a magnetic field, the magnetic metal cavity 505 enhances the magnetic field, the armature 2 moves under the action of the magnetic field, and the push rod 4 transmits the movement and controls the opening and closing of the valve.

[0030] Specifically, the buffer assembly 6 comprises a mounting groove 601 formed on one side of the front sleeve 501, a rubber block 603 is connected in the mounting groove 601, a limiting groove 602 is formed on one side of the rubber block 603, a limiting column 606 is fixedly connected to the inner wall of one side of the mounting groove 601, the limiting column 606 is connected in the limiting groove 602, a positioning groove 604 is formed on the inner wall of the other side of the rubber block 603, a bolt 605 is threadedly connected to the inner wall of one side of the positioning groove 604, and the bolt 605 is threadedly connected to one side of the limiting column 606.

[0031] It should be noted that the rubber block 603 is arranged to absorb impact energy by rapid deformation when impacted, thereby reducing the transmission of impact, and the rubber block 603 deforms rapidly under the action of impact force, absorbs impact energy and converts it into heat energy, and after the impact is over, the rubber block 603 rapidly recovers to its original state by high elasticity, ready for the next impact; the rubber block 603 is connected in the limiting groove 602, the limiting groove 602 is a cylindrical groove, the horizontal longitudinal section of the rubber block 603 is arranged in a T shape, and is used to reserve space for deformation of the rubber block 603 during use; the limiting groove 602 is matched with the limiting column 606, so that the limiting column 606 can be connected in the limiting groove 602, a threaded hole is formed in the middle of the limiting column 606, when it is necessary to fix the position of the rubber block 603, the rubber block 603 is first connected in the mounting groove 601, and the limiting column 606 is connected in the limiting groove 602, and finally the bolt 605 is sequentially connected through the inner wall of one side of the positioning groove 604 and the threaded hole, and the position of the rubber block 603 is fixed by the bolt 605.

[0032] Finally, it should be noted that the above only describes preferred embodiments of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent replacements for some technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. An electromagnetic valve driving structure comprising a housing (1), characterized in that, Also include: Pushing assembly, the pushing assembly includes the armature (2) connected in the shell (1) inside, one side of the armature (2) is connected with the needle roller bearing (3), the middle part of the needle roller bearing (3) is connected with the push rod (4); Drive assembly (5), the drive assembly (5) is arranged in the inside of shell (1), the drive assembly (5) is used to drive the armature (2) to move; Buffering assembly (6), the buffering assembly (6) is arranged in one side of the armature (2), and the buffering assembly (6) is used to protect the armature (2).

2. The solenoid valve driving structure according to claim 1, wherein The drive assembly (5) includes the fixed frame (502) connected in the shell (1) inside, the middle part of the fixed frame (502) is connected with the front sleeve (501), and the buffering assembly (6) is arranged in one side of the front sleeve (501).

3. The solenoid valve drive structure according to claim 2, wherein The inner wall of one side of the shell (1) is provided with the rear sleeve (506), one side of the rear sleeve (506) is provided with the guide sleeve (503), and the armature (2) is sequentially connected in the middle part of the rear sleeve (506) and the guide sleeve (503).

4. The solenoid valve driving structure according to claim 3, wherein The inside of the shell (1) is connected with the magnetic metal cavity (505), and the middle part of the magnetic metal cavity (505) is provided with the coil (504).

5. The solenoid valve drive structure according to claim 2, wherein The buffering assembly (6) includes the installation groove (601) opened in one side of the front sleeve (501), and the inside of the installation groove (601) is connected with the rubber block (603).

6. The solenoid valve drive structure according to claim 5, wherein One side of the rubber block (603) is provided with the limiting groove (602), the inner wall of one side of the installation groove (601) is fixedly connected with the limiting column (606), and the limiting column (606) is connected in the inside of the limiting groove (602).

7. The solenoid valve drive structure according to claim 6, wherein The inner wall of the other side of the rubber block (603) is provided with the positioning groove (604), the inner wall of one side of the positioning groove (604) is threadedly connected with the bolt (605), and the bolt (605) is threadedly connected in one side of the limiting column (606).

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