CN219497464U

CN219497464U - Plugging structure of electromagnet oil sealing hole for valve

Info

Publication number: CN219497464U
Application number: CN202223583094.9U
Authority: CN
Inventors: 刘伟; 单伟
Original assignee: Zhenjiang Chili Electromechanical Co ltd
Current assignee: Zhenjiang Chili Electromechanical Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-08-08
Anticipated expiration: 2032-12-30

Abstract

The utility model provides a plugging structure of an electromagnet oil sealing hole for a valve, which comprises a shell, wherein one side of the inside of the shell is fixedly connected with an electromagnetic winding, the inside of the electromagnetic winding is fixedly connected with an iron core, the other side of the inside of the shell is provided with an armature, one side of the shell is connected with a push rod in a penetrating way, the back of the shell is provided with two oil holes, the inside of each of the two oil holes is in threaded connection with a plugging assembly, the plugging assembly comprises a threaded hole formed in the back of the shell, the internal threads of the threaded hole are connected with a bolt, the joint of the threaded hole and the bolt is in clamping connection with a first sealing ring, one side of the armature is fixedly connected with the inner wall of one side of the shell through two telescopic rods, the oil hole is plugged through the plugging assembly, a threaded hole is formed in the oil sealing hole on the back of the shell, the first sealing ring is arranged in the threaded hole, and the first sealing ring is screwed into the threaded hole in a threaded way to seal the oil hole, and oil in the shell is effectively prevented from being extruded along with the movement of the armature.

Description

Plugging structure of electromagnet oil sealing hole for valve

Technical Field

The utility model relates to the technical field of electromagnets, in particular to a plugging structure of an oil sealing hole of an electromagnet for a valve.

Background

The electromagnet is a device for generating electromagnetism by electrifying, the electromagnet is electrically powered and mechanically powered, the common valve electromagnet is divided into a dry electromagnet and a wet electromagnet, wherein the wet electromagnet is higher in magnetism than the dry electromagnet because of oiling the inner cavity of the wet electromagnet, the action effect is better, and the electromagnet is used for plugging an oiling hole so as to avoid the situation that part of oil is extruded by moving an armature inside the electromagnet and oil leakage occurs.

The utility model discloses a "direct current electromagnetic ferromagnetic core pipe for buffer type hydraulic valve" is disclosed to publication No. CN201821888397.2, "its" magnetic core pipe includes guide pin bushing, tube cap, iron tongue, first push rod and second push rod, the tube cap is located the one end of guide pin bushing and with guide pin bushing sealing fixation, sealing sliding connection has first push rod in the tube cap, the iron tongue is located the guide pin bushing inside, iron tongue and guide pin bushing sliding connection, and the one end that the iron tongue kept away from the tube cap is provided with the second push rod, second push rod one end and iron tongue fixed connection, the other end pass the guide pin bushing, the iron tongue is cylindrical, and the iron tongue axial uses the iron tongue center pin to evenly be provided with the oil hole as central circumference, the one end that the oil hole was close to the second push rod is provided with the damping hole, the cross-section of oil hole and damping hole all are circular, the area ratio of the sum of the cross-section of oil hole is 0.06~0.08 with the cross-section of iron tongue, and the area ratio of damping hole cross-section is 0.2~0.3", and it makes it even and reduces the suction in order to increase the iron tongue resistance when removing at the guide pin bushing to make it more steady and effectively reduce noise in the actual process, but does not exist in the impact process: when the iron tongue (armature) moves, the iron tongue (armature) can drive a part of oil body and extrude the oil body outwards from the oil hole, the oil body can flow out even as the tightness of the oil hole is reduced, namely the oil leakage of the electromagnet shell occurs, and then the electromagnet oil hole plugging structure capable of effectively plugging the oil hole is needed.

Disclosure of Invention

The utility model aims to provide a plugging structure of an electromagnet oil sealing hole for a valve, so as to solve the problems of the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a shutoff structure of electro-magnet oil sealing hole for valve, includes the shell, the inside one side fixedly connected with electromagnetic winding of shell, electromagnetic winding's inside fixedly connected with iron core, the inside opposite side of shell is equipped with armature, one side of shell is connected with the push rod in the interlude, two oilholes have been seted up to the back of shell, two the inside all threaded connection of oilhole has shutoff subassembly;

the plugging assembly comprises a threaded hole formed in the back of the shell, and a bolt is connected to the internal thread of the threaded hole.

As a preferred embodiment of the present utility model: the junction clamp of screw hole and bolt is connected with first sealing washer.

As a preferred embodiment of the present utility model: one side of the armature is fixedly connected with the inner wall of one side of the shell through two telescopic rods.

As a preferred embodiment of the present utility model: one side of push rod fixedly connected with cardboard, elastic connection has the spring between cardboard and the opposite side of shell.

As a preferred embodiment of the present utility model: the armature and the iron core are made of soft iron materials.

As a preferred embodiment of the present utility model: the bottom of the electromagnetic winding is fixedly connected with a plurality of positioning clamping seats.

As a preferred embodiment of the present utility model: an auxiliary component is fixedly connected to one side of the bolt;

the auxiliary assembly comprises a plugboard fixedly connected to one side of the bolt, a slot which is connected with the plugboard in a penetrating mode is formed in one side of the threaded hole, and a second sealing ring is fixedly connected inside the slot.

Compared with the prior art, the utility model has the beneficial effects that:

1) The oil hole is plugged through the plugging assembly, wherein a threaded hole is formed in the oil sealing hole on the back surface of the shell, a first sealing ring is arranged in the threaded hole, and the first sealing ring is screwed into the threaded hole to seal the oil hole, so that oil in the shell is effectively prevented from being extruded along with movement of the armature;

2) Through the slot that sets up the picture peg on one side of the bolt corresponds screw hole one side hungry inserts to faster with bolt and screw hole alignment, and the inside of slot is equipped with the second sealing washer, can be further improve the leakproofness, with prevent that oil from flowing out, and at one side fixedly connected with push rod of armature, one side of push rod is through one side elastic connection of spring and shell, and then the automatic re-setting of better completion push rod, thereby more be convenient for use this electro-magnet.

Drawings

FIG. 1 is a schematic structural view of embodiment 1 of the present utility model;

fig. 2 is a schematic view of the back structure of embodiment 1 of the present utility model;

FIG. 3 is a schematic diagram showing a side structure of embodiment 1 of the present utility model;

fig. 4 is a schematic structural view of embodiment 2 of the present utility model.

In the figure: 1. a housing; 2. an electromagnetic winding; 3. a telescopic rod; 4. an armature; 5. a push rod; 6. a plugging assembly; 61. a threaded hole; 62. a bolt; 63. a first seal ring; 7. an auxiliary component; 71. inserting plate; 72. a slot; 73. a second seal ring; 8. a spring; 9. a clamping plate; 10. positioning the clamping seat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a shutoff structure of electro-magnet oil sealing hole for valve, includes shell 1, and the inside one side of shell 1 is fixedly connected with electromagnetic winding 2, and electromagnetic winding 2's inside fixedly connected with iron core, and shell 1's inside opposite side is equipped with armature 4, and shell 1's one side is connected with push rod 5 in the interlude, and shell 1's back has seted up two oilholes, and the inside all threaded connection of two oilholes has shutoff subassembly 6;

the plugging assembly 6 comprises a threaded hole 61 formed in the back surface of the housing 1, and a bolt 62 is connected to the threaded hole 61 in a threaded manner.

Preferably, the connection between the threaded hole 61 and the bolt 62 is clamped with a first sealing ring 63.

Specifically, a first sealing ring 63 is additionally arranged at the joint of the threaded hole 61 and the bolt 62 to ensure the connection tightness between the threaded hole 61 and the bolt 62.

Preferably, one side of the armature 4 is fixedly connected with one side inner wall of the housing 1 through two telescopic rods 3.

Specifically, the telescopic rod 3 plays a guiding role, so that the armature 4 can move more stably under the influence of magnetic force.

Preferably, one side of the push rod 5 is fixedly connected with a clamping plate 9, and a spring 8 is elastically connected between the clamping plate 9 and the opposite side of the shell 1.

Specifically, a spring 8 is arranged between the clamping plate 9 and the shell 1, namely, the push rod 5 is elastically influenced by the spring 8, so that the reset work can be completed better.

Preferably, both the armature 4 and the core are made of soft iron material.

Specifically, the iron core and the armature 4 are made of soft iron materials, so that the magnetism is better.

Preferably, a plurality of positioning clamping seats 10 are fixedly connected to the bottom of the electromagnetic winding 2.

In particular, the electromagnetic winding 2 is better fixed inside the casing 1 through the positioning clamping seat 10.

Working principle: the user is through the screw hole 61 with bolt 62 screw in shell 1 back, the inside of screw hole 61 is equipped with first sealing washer 63, so that the connection leakproofness between bolt 62 and the screw hole 61 is better, and the effectual oilhole that seals that is located screw hole 61, avoid it to take place the inside oil body outflow of shell 1's condition, one side fixedly connected with cardboard 9 at push rod 5, and carry out elastic connection through spring 8 between cardboard 9 and the shell 1, and then push rod 5 receives spring 8 influence when retracting, with better completion reset.

Example 2

Referring to fig. 4, the distinguishing features of this embodiment, which distinguish embodiment 1, are: an auxiliary component 7 is fixedly connected to one side of the bolt 62;

the auxiliary assembly 7 comprises a plugboard 71 fixedly connected to one side of the bolt 62, a slot 72 penetrating and connecting with the plugboard 71 is formed in one side of the threaded hole 61, and a second sealing ring 73 is fixedly connected inside the slot 72.

Specifically, the insertion plate 71 and the insertion groove 72 are aligned, and the second sealing ring 73 is arranged inside the insertion groove 72, so that the oil hole is better blocked.

Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art may modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features thereof, and any modifications, equivalent substitutions, improvements and the like within the spirit and principles of the present utility model should be included in the scope of the present utility model.

Claims

1. The utility model provides a shutoff structure of electro-magnet oil sealing hole for valve, includes shell (1), its characterized in that: an electromagnetic winding (2) is fixedly connected to one side of the inside of the shell (1), an iron core is fixedly connected to the inside of the electromagnetic winding (2), an armature (4) is arranged on the other side of the inside of the shell (1), a push rod (5) is connected to one side of the shell (1) in a penetrating mode, two oil holes are formed in the back face of the shell (1), and plugging components (6) are connected to the inner portions of the two oil holes in a threaded mode;

the plugging assembly (6) comprises a threaded hole (61) formed in the back of the shell (1), and a bolt (62) is connected to the internal thread of the threaded hole (61).

2. The plugging structure for an oil sealing hole of an electromagnet for a valve according to claim 1, wherein: a first sealing ring (63) is clamped and connected at the joint of the threaded hole (61) and the bolt (62).

3. The plugging structure for an oil sealing hole of an electromagnet for a valve according to claim 1, wherein: one side of the armature (4) is fixedly connected with the inner wall of one side of the shell (1) through two telescopic rods (3).

4. The plugging structure for an oil sealing hole of an electromagnet for a valve according to claim 1, wherein: one side of the push rod (5) is fixedly connected with a clamping plate (9), and a spring (8) is elastically connected between the clamping plate (9) and the opposite side of the shell (1).

5. The plugging structure for an oil sealing hole of an electromagnet for a valve according to claim 1, wherein: the armature (4) and the iron core are made of soft iron materials.

6. The plugging structure for an oil sealing hole of an electromagnet for a valve according to claim 1, wherein: the bottom of the electromagnetic winding (2) is fixedly connected with a plurality of positioning clamping seats (10).

7. The plugging structure for an oil sealing hole of an electromagnet for a valve according to claim 1, wherein: an auxiliary assembly (7) is fixedly connected to one side of the bolt (62);

the auxiliary assembly (7) comprises a plugboard (71) fixedly connected to one side of the bolt (62), a slot (72) which is connected with the plugboard (71) in a penetrating mode is formed in one side of the threaded hole (61), and a second sealing ring (73) is fixedly connected inside the slot (72).