CN217485183U

CN217485183U - Electromagnetic armature subassembly

Info

Publication number: CN217485183U
Application number: CN202221227255.8U
Authority: CN
Inventors: 郝跃跃; 宋颜和; 陈坚锋; 陈宜铵; 谢鹏天
Original assignee: Guangzhou Huitong Precision Hydraulic Co ltd
Current assignee: Guangzhou Huitong Precision Hydraulic Co ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-09-23
Anticipated expiration: 2032-05-20

Abstract

The utility model relates to a hydraulic component technical field discloses an electromagnetic armature subassembly, electromagnetic armature subassembly includes armature and roll subassembly, the roll subassembly includes collar and support ball, the collar overlaps and establishes on the outer peripheral face of armature, be equipped with the mounting hole that is used for the installation support ball in the periphery of collar, the support ball can the mounting hole internal rotation, just support ball protrusion in the outer peripheral face of armature. Adopt the utility model discloses technical scheme's electromagnetic armature subassembly can effectively reduce armature motion's frictional force, and simple structure, with low costs make and mounting process is simple, has stronger commonality.

Description

Electromagnetic armature subassembly

Technical Field

The utility model relates to a hydraulic component technical field especially relates to an electromagnetic armature subassembly.

Background

At present, in a common hydraulic element electromagnet, a basin shoe structure is taken as a main part, wherein an armature iron is directly matched with other parts in the working process to form a sliding friction pair, the manufacturing process is complex, and the dynamic response is not high.

Therefore, there is a need for an electromagnet armature assembly that can effectively reduce friction during operation of the armature.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the electromagnetic armature component can effectively reduce the friction force of armature movement, and has the advantages of simple structure, low cost, simple manufacturing and mounting process and stronger universality.

In order to realize the above object, the utility model provides an electromagnetic armature subassembly, electromagnetic armature subassembly include armature and roll subassembly, the roll subassembly includes collar and support ball, the collar overlaps and establishes on the outer peripheral face of armature, be equipped with the mounting hole that is used for the erection bracing ball in the periphery of collar, the support ball can the mounting hole internal rotation, just support ball protrusion in the outer peripheral face of armature.

In some embodiments, the mounting ring includes a first positioning element and a second positioning element that are arranged oppositely, the first positioning element is provided with a first positioning groove that is matched with the shape of the support ball, the second positioning element is provided with a second positioning groove that is matched with the shape of the support ball, and the mounting hole is defined by the first positioning groove and the second positioning groove.

In some embodiments, the number of the rolling assemblies is two, and the two rolling assemblies are respectively arranged at two ends of the armature.

In some of these embodiments, the outer wall of the armature is provided with a slide mounting groove in which the support ball is slidable.

In some embodiments, the slide mounting groove is a slide groove formed in a radially inward concave manner of the armature, and the support ball is slidable in the slide groove in a circumferential direction of the armature.

In some embodiments, both the left and right sides of the slide way are inclined planes, and the caliber of the slide way gradually increases along the radial direction of the armature.

In some embodiments, the included angle between the left side surface and the right side surface of the slideway is alpha, wherein the alpha is more than or equal to 30 degrees and less than or equal to 100 degrees.

In some embodiments, the included angle between the left side surface and the right side surface of the slideway is alpha, wherein, alpha is more than or equal to 45 degrees and less than or equal to 90 degrees.

In some embodiments, the first positioning element and the second positioning element are made of non-magnetic materials.

In some embodiments, the number of the supporting balls is at least three, and the supporting balls are uniformly distributed on the mounting ring along the circumferential direction of the mounting ring.

The embodiment of the utility model provides an electromagnetic armature subassembly, compared with the prior art, its beneficial effect lies in:

the utility model discloses electromagnetic armature subassembly, through the periphery installation roll subassembly at armature, be equipped with the support ball on the roll subassembly, the support ball can roll in the mounting hole of collar to sliding friction with armature and other spare parts changes into rolling friction, because rolling friction is vice friction coefficient obviously is less than sliding friction, thereby reduced electromagnetic armature subassembly at the during operation and around the coefficient of friction between the complex part, thereby realize the rolling motion of armature, effectively reduce frictional force.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an angle of an electromagnetic armature assembly according to an embodiment of the present invention;

fig. 2 is a schematic view of an angle of an electromagnetic armature assembly according to an embodiment of the present invention;

fig. 3 is a schematic view of an armature at one of its angles in an embodiment of the invention;

fig. 4 is a schematic view of one of the angles of the armature in an embodiment of the invention;

fig. 5 is a schematic structural diagram of a rolling assembly according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a first positioning member according to an embodiment of the present invention;

in the figure, 100, an armature, 110, a sliding installation groove; 200. the rolling component 210, the first positioning piece 211, the first positioning groove 220, the second positioning piece 221, the second positioning groove 230 and the support ball.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

As shown in fig. 1 to 6, the solenoid armature 100 assembly of the preferred embodiment of the present invention includes an armature 100 and a rolling assembly 200, the rolling assembly 200 includes a mounting ring (not shown in the figure) and a supporting ball 230, the mounting ring is sleeved on the outer peripheral surface of the armature 100, a mounting hole (not shown in the figure) for mounting the supporting ball 230 is arranged on the outer periphery of the mounting ring along the outer periphery of the mounting ring, the supporting ball 230 can rotate in the mounting hole, and the supporting ball 230 protrudes out of the outer peripheral surface of the armature 100.

Based on the technical scheme, the rolling assembly 200 is arranged on the outer periphery of the armature 100, the support ball 230 is arranged on the rolling assembly 200, and the support ball 230 can roll in the mounting hole of the mounting ring, so that the sliding friction between the armature 100 and other parts is changed into rolling friction, and the friction coefficient of a rolling friction pair is obviously smaller than that of a sliding friction pair, so that the friction coefficient between parts matched with the periphery of the electromagnetic armature 100 during working is reduced, the rolling motion of the armature 100 is realized, and the friction force is effectively reduced.

Referring to fig. 4, in some embodiments, the mounting ring includes a first positioning member 210 and a second positioning member 220 that are disposed opposite to each other, a first positioning groove 211 that is adapted to the shape of the supporting ball 230 is disposed on the first positioning member 210, a second positioning groove 221 that is adapted to the shape of the supporting ball 230 is disposed on the second positioning member 220, the first positioning groove 211 and the second positioning groove 221 define a mounting hole, the first positioning member 210 and the second positioning member 220 are disposed to limit the supporting ball 230, so that the supporting ball 230 is conveniently positioned, and the rolling assembly 200 is conveniently mounted and dismounted, so that the rolling assembly 200 is conveniently mounted, further, since the first positioning member 210 and the second positioning member 220 are disposed to position the supporting ball 230, the first positioning member 210 and the second positioning member 220 can be adapted to supporting balls 230 with different sizes by adjusting the distance between the first positioning member 210 and the second positioning member 220, thereby facilitating increased versatility of the first positioning member 210 and the second positioning member 220.

Specifically, the first positioning groove 211 and the second positioning groove 221 may be semicircular, arc-shaped, V-shaped, or other grooves that can surround the outer circumference of the supporting ball 230 to limit the supporting ball 230, and those skilled in the art can adjust the grooves according to actual situations, which is not limited herein.

Referring to fig. 1 to 4, in some embodiments, the number of the rolling assemblies 200 is two, the two rolling assemblies 200 are respectively disposed at two ends of the armature 100, and since one rolling assembly 200 is respectively disposed at two ends of the armature 100, the armature 100 slides smoothly, and friction force when the armature 100 slides is further reduced, and since one rolling assembly 200 is respectively disposed at two ends of the armature 100, stress is balanced when the armature 100 moves, and service life of the armature 100 is prolonged.

Referring to fig. 3 and 4, in some embodiments, the outer wall of the armature 100 is provided with a sliding installation groove 110, the support ball 230 can slide in the sliding installation groove 110, and the support ball 230 slides in the sliding installation groove 110, so that the sliding installation groove 110, on one hand, plays a role in limiting the support ball 230, and ensures that the support ball 230 cannot be separated from the armature 100 when the armature 100 moves, and on the other hand, because the support ball 230 can slide in the sliding installation groove 110, ensures that the sliding friction force when the armature 100 moves is converted into the rolling friction force of the support ball 230, and reduces the friction force when the armature 100 moves.

In some embodiments, the sliding installation groove 110 is a slide way formed along the radial direction of the armature 100, the support ball 230 can slide in the slide way along the circumferential direction of the armature 100, and the support ball 230 can slide in the slide way, so that the friction force between the support ball 230 and the armature 100 is further reduced, the machining of the slide way on the armature 100 is facilitated, the machining difficulty of the armature 100 is reduced, and the simple structure and the low cost of the armature 100 are ensured on the premise of reducing the friction.

Referring to fig. 4, in some embodiments, the left and right sides of the slide are both inclined surfaces, and the aperture of the slide gradually increases along the radial direction of the armature 100, since the left and right sides of the slide groove are inclined surfaces, on one hand, the installation of the support ball 230 is facilitated, and the inclined surfaces can play a role in guiding when the support ball 230 is installed, and on the other hand, the slide groove with the inclined surfaces on both sides can be adapted to support balls 230 with different sizes, so that the universality of the armature 100 can be increased.

In some embodiments, the included angle between the left and right sides of the slide is α, wherein α is greater than or equal to 30 ° and less than or equal to 100 °, so as to facilitate the processing of the slide, and ensure that the support balls 230 can be installed in the slide and can rotate normally.

In some of these embodiments, 45 ° ≦ α ≦ 90 °, in which range better grip of the ramp against the support ball 230 is ensured, and the support ball 230 is ensured to slide with the armature 100, preferably, in this embodiment, α ≦ 80 °.

In some embodiments, the first positioning element 210 and the second positioning element 220 are made of a non-magnetic material, so that the first positioning element 210 and the second positioning element 220 do not affect the normal operation of the solenoid armature 100 assembly.

In some embodiments, the number of the support balls 230 is at least three, each support ball 230 is uniformly distributed on the mounting ring along the circumferential direction of the mounting ring, the greater the number of the support balls 230, the better the effect of reducing friction is achieved, and the support balls 230 are uniformly distributed on the outer circumference of the mounting ring, so that the stress balance is ensured, the sliding stability can be further ensured, and the friction is reduced.

To sum up, the embodiment of the utility model provides an electromagnetic armature 100 subassembly, its electromagnetic armature 100 subassembly is through the periphery installation rolling assembly 200 at armature 100, be equipped with support ball 230 on the rolling assembly 200, support ball 230 can roll in the mounting hole of collar, thereby change into rolling friction with the sliding friction of armature 100 and other spare parts, because rolling friction is vice to be less than the sliding friction coefficient, thereby reduced electromagnetic armature 100 subassembly at the during operation and around the coefficient of friction between the complex part, thereby realize armature 100's rolling motion, effectively reduce frictional force.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "upper," "lower," "left," "right," "front," "rear," "top," "bottom," "inner," "outer," "center," "vertical," "horizontal," "lateral," "longitudinal," "X-axis," "Y-axis," "Z-axis," and the like are for purposes of illustration only and are not intended to represent the only embodiment.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an electromagnetic armature subassembly, its characterized in that includes armature and roll subassembly, the roll subassembly includes collar and support ball, the collar is established on the outer peripheral face of armature, be equipped with the mounting hole that is used for the installation to support the ball in the periphery of collar, support the ball can rotate in the mounting hole, just support the ball protrusion in the outer peripheral face of armature.

2. The solenoid armature assembly of claim 1, wherein the mounting ring includes a first positioning member and a second positioning member disposed opposite to each other, the first positioning member having a first positioning groove adapted to the shape of the support ball, the second positioning member having a second positioning groove adapted to the shape of the support ball, the first positioning groove and the second positioning groove defining the mounting hole.

3. The solenoid armature assembly of claim 1, wherein the number of rolling assemblies is two, and two rolling assemblies are respectively disposed at both ends of the armature.

4. The solenoid armature assembly of claim 1, wherein an outer wall of the armature is provided with a slide mounting slot, the support ball being slidable within the slide mounting slot.

5. The electromagnetic armature assembly of claim 4, wherein the slide mounting slot is a slide formed radially inwardly of the armature, and the support ball is slidable within the slide in a circumferential direction of the armature.

6. The armature assembly of claim 5, wherein the slide has a slope on both left and right sides, and the bore of the slide increases in a radial direction of the armature.

7. The solenoid armature assembly of claim 6, wherein the angle between the left and right sides of the slide is α, wherein α is 30 ° or more and 100 ° or less.

8. The solenoid armature assembly of claim 6, wherein the angle between the left and right sides of the slide is α, wherein α is 45 ° or more and 90 ° or less.

9. The solenoid armature assembly of claim 2, wherein the first positioning member and the second positioning member are each made of a non-magnetically conductive material.

10. The solenoid armature assembly of claim 1, wherein the number of support balls is at least three, each support ball being evenly spaced on the mounting ring along a circumference of the mounting ring.