CN217588586U

CN217588586U - Two-dimensional bidirectional rotary electromagnet

Info

Publication number: CN217588586U
Application number: CN202221282286.3U
Authority: CN
Inventors: 王红利; 陈志鹏; 曹伟; 任威; 朱登魁; 陈世浩; 王余贤; 张振炎; 赵文亮; 王珊
Original assignee: Henan Aerospace Hydraulic and Pneumatic Technology Co Ltd
Current assignee: Henan Aerospace Hydraulic and Pneumatic Technology Co Ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-10-14
Anticipated expiration: 2032-05-26

Abstract

The utility model discloses a two-dimentional two-way rotary electromagnet has solved the not good problem of rotary electromagnet suitability among the prior art. The utility model discloses a two-dimensional bidirectional rotary electromagnet, including shell and split type transmission shaft, two sets of coil assemblies are symmetrically arranged in the shell, a shuttle-shaped armature is arranged between the two sets of coil assemblies, and an elastic balancing piece is arranged between the shuttle-shaped armature and the corresponding coil assembly; a rotation limiting mechanism is arranged between the shuttle-shaped armature iron and the shell; the split type transmission shaft penetrates through the coil assembly and the fusiform armature, the split type transmission shaft is rotatably connected with the coil assembly, and the fusiform armature drives the split type transmission shaft to perform axial and rotary motion. The utility model discloses a fusiformis armature and split type transmission shaft cooperation, under two sets of coil pack's effect, carry out two-way, double acting output, its output torque is bigger, realizes that the moment of torsion, the high-efficient transmission of direct action driving force give the two-dimensional case, eliminates the influence that covers the volume to the two-dimensional valve, improves the suitability of two-dimensional valve life and electro-magnet.

Description

Two-dimensional bidirectional rotary electromagnet

Technical Field

The utility model relates to an electromagnetic reversing valve technical field especially indicates a two-dimensional bidirectional rotary electromagnet.

Background

With the appearance of two-dimensional hydraulic elements, the two-degree-of-freedom action of the oil elements is realized, and the integration of the hydraulic elements is successfully realized. For a two-dimensional electromagnetic directional valve and a common electromagnetic directional valve, the performance, the response time, the limit turn-off voltage and the like of the two-dimensional electromagnetic directional valve are all restricted by an electromagnet in an electro-mechanical conversion module. Under the condition of certain shape and volume, the electromagnet with larger output torque and bidirectional and double-action output is designed, and torque and direct-action driving force are transmitted to the two-dimensional valve core, so that the electromagnetic valve has important significance for the development of two-dimensional valve products in eliminating covering capacity. In the prior art, for example, the high-voltage resistant bidirectional rotary high-speed switching electromagnet with the publication number CN 101800112B can only perform unidirectional rotation output, and the output torque is small, and the applicability is poor.

SUMMERY OF THE UTILITY MODEL

Not enough to among the above-mentioned background art, the utility model provides a two-dimentional two-way rotatory electro-magnet has solved the not good problem of rotatory electro-magnet suitability among the prior art.

The technical scheme of the utility model is realized like this: a two-dimensional bidirectional rotary electromagnet comprises a shell and a split type transmission shaft, wherein two groups of coil assemblies are symmetrically arranged in the shell, a shuttle-shaped armature is arranged between the two groups of coil assemblies, and an elastic balance piece is arranged between the shuttle-shaped armature and the corresponding coil assembly; a rotation limiting mechanism is arranged between the shuttle-shaped armature and the shell; the split type transmission shaft penetrates through the coil assembly and the fusiform armature, the split type transmission shaft is rotatably connected with the coil assembly, and the fusiform armature drives the split type transmission shaft to move axially and rotationally.

Further, the coil assembly comprises a magnet and a coil, and the coil is arranged on the outer wall of the magnet; one end of the magnet, which faces the fusiform armature, is provided with a V-shaped groove matched with the fusiform armature, the bottom of the V-shaped groove is provided with a mounting groove for mounting an elastic balance piece, and the other end of the magnet is provided with a bearing for supporting a split type transmission shaft. Preferably, the elastic balance piece is a spring, the spring is sleeved on the split type transmission shaft, one end of the spring is located in the installation groove, and the other end of the spring is in contact with the shuttle-shaped armature.

Furthermore, the split type transmission shaft comprises a special-shaped transmission shaft arranged in the fusiform armature, the special-shaped transmission shaft is connected with the fusiform armature through an adjusting pin, polygonal mandrels are symmetrically arranged at two ends of the special-shaped transmission shaft, shaft sleeves are sleeved on the polygonal mandrels, and the shaft sleeves are rotatably connected with the magnets of the coil assemblies through bearings.

Furthermore, a square through hole is formed in the shuttle-shaped armature, the special-shaped transmission shaft is a square column, the square column is located in the square through hole, polygonal holes are symmetrically formed in two ends of the special-shaped transmission shaft, and the end portion of the polygonal core shaft is inserted into the polygonal hole. The special-shaped transmission shaft, the polygonal mandrel and the shaft sleeve are coaxially arranged.

Further, the rotation limiting mechanism comprises a two-dimensional driving pin arranged on the shell and a spiral chute arranged on the outer wall of the shuttle-shaped armature, and the two-dimensional driving pin is matched with the spiral chute. Two-dimensional driving pins are symmetrically arranged on the shell, two spiral chutes are symmetrically arranged on the outer wall of the shuttle-shaped armature, and the two-dimensional driving pins correspond to the spiral chutes one by one.

The utility model discloses a fusiformis armature and split type transmission shaft cooperation, under two sets of coil pack's effect, carry out two-way, double acting output, its output torque is bigger, realizes that the moment of torsion, direct-acting drive force high efficiency transmit for the two-dimensional case, eliminates the influence of volume of hiding to the two-dimensional valve, improves the suitability of two-dimensional valve life and electro-magnet. The utility model relates to an ingenious, compact structure, the split type design of split type transmission shaft realizes the high-efficient output of its axial direct action and moment of torsion, makes the utility model relates to an electro-magnet of two-way, double action, high output has higher market value.

Drawings

In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive effort.

Fig. 1 is a schematic view of the overall transverse section of the present invention.

Fig. 2 is a schematic view of the overall longitudinal section of the present invention.

Fig. 3 is a schematic view of the internal structure of the special-shaped transmission shaft.

Fig. 4 is a side view of the special-shaped transmission shaft.

Fig. 5 is a schematic view of the internal structure of the shaft sleeve.

FIG. 6 is a side view of the shaft sleeve.

FIG. 7 is a schematic view of a polygonal mandrel.

Fig. 8 is a schematic front view of a shuttle armature.

Fig. 9 is a schematic side view of a shuttle armature.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.

As shown in fig. 1, embodiment 1 is a two-dimensional bidirectional rotary electromagnet, which includes a housing 1 and a split type transmission shaft 4, the housing is provided with common structures such as a lead port, a glue filling port, and an air exhaust port, the split type transmission shaft 4 is a nested combination shaft, two sets of coil assemblies 2 are symmetrically arranged in the housing 1, and the two sets of coil assemblies 2 have the same structure and are respectively represented by a first coil assembly a and a second coil assembly B. A shuttle-shaped armature 3 is arranged between the two groups of coil components 2, and an elastic balance piece 5 is arranged between the shuttle-shaped armature 3 and the corresponding coil component 2; under the action of the elastic balance piece, the shuttle-shaped armature 3 is in the middle position of the two groups of coil assemblies 2 in the power-off state. When one of the coil assemblies is energized, the shuttle armature moves axially toward the corresponding coil assembly. And a rotation limiting mechanism 6 is arranged between the shuttle-shaped armature 3 and the shell 1, and the shuttle-shaped armature 3 rotates at a certain angle in the axial movement process under the action of the rotation limiting mechanism. The split type transmission shaft 4 penetrates through the coil assemblies 2 at the two ends and the shuttle-shaped armature 3 in the middle, the split type transmission shaft 4 is rotatably connected with the coil assemblies 2, and the split type transmission shaft 4 is driven to perform corresponding axial and rotary motions by the axial motion and the rotary motion of the shuttle-shaped armature 3, namely, the two ends of the split type transmission shaft can output the axial motion and the rotary motion, so that the split type transmission shaft is an electromagnet with larger output torque and capable of outputting in two directions and in two actions.

In this embodiment, the two sets of coil assemblies 2 each include a magnet 201 and a coil 202, and the coil 202 is disposed on an outer wall of the magnet 201; one end of the magnet 201 facing the shuttle-shaped armature 3 is provided with a V-shaped groove matched with the shuttle-shaped armature 3, so that the interference of the shuttle-shaped armature in the motion process is avoided. The bottom of the V-shaped groove is provided with a mounting groove 203 for mounting the elastic balance piece 5, and the other end of the magnet 201 is provided with a bearing 204 for supporting the split type transmission shaft 4; two ends of the split type transmission shaft extend out of the magnets corresponding to the two sides through the bearings. The elastic balance piece 5 is a spring, the spring is sleeved on the split type transmission shaft 4, one end of the spring is located in the installation groove 203, and the other end of the spring is in contact with the shuttle-shaped armature 3. Under the power-off state, the fusiform armature is balanced between the two coil assemblies under the action of spring forces on two sides.

As shown in fig. 2, in embodiment 2, a two-dimensional bidirectional rotary electromagnet, based on embodiment 1, the split type transmission shaft 4 includes a special-shaped transmission shaft 401 disposed in the shuttle-shaped armature 3, and the special-shaped transmission shaft 401 is connected to the shuttle-shaped armature 3 through an adjusting pin 7; the fixed connection of the special-shaped transmission shaft 401 and the shuttle-shaped armature 3 is realized under the pressing state of the adjusting pin, and the special-shaped transmission shaft can be used for the simultaneous driving of a pilot valve and a main valve by a single electromagnet or the simultaneous driving of double valves or the two-dimensional driving of a single valve. Polygonal mandrels 402 are symmetrically arranged at two ends of the special-shaped transmission shaft 401, shaft sleeves 403 are sleeved on the polygonal mandrels 402, the shaft sleeves 403 are rotatably connected with the magnets 201 of the coil assemblies 2 through bearings 204, and under the action of the shuttle-shaped armatures 3 and the special-shaped transmission shaft 401, the polygonal mandrels 402 can firstly carry out axial movement on the shaft sleeves 403 and can drive the shaft sleeves 403 to rotate relative to the magnets. The special-shaped transmission shaft 401, the polygonal mandrel 402 and the shaft sleeve 403 are coaxially arranged, as shown in figures 3 to 7.

Preferably, a square through hole 301 is formed in the shuttle-shaped armature 3, the special-shaped transmission shaft 401 is a square column, the square column is located in the square through hole 301, polygonal holes 404 are symmetrically formed in two ends of the special-shaped transmission shaft 401, and the end portion of the polygonal mandrel 402 is inserted into the polygonal holes 404 and in interference fit with the polygonal holes 404.

Further, as shown in fig. 8 and 9, the rotation limiting mechanism 6 in this embodiment includes a two-dimensional driving pin 61 provided on the housing 1 and a spiral inclined groove 62 provided on an outer wall of the shuttle armature 3, and the two-dimensional driving pin 61 is engaged with the spiral inclined groove 62. In practical use, the two-dimensional driving pins 61 are symmetrically arranged on the shell 1, the two spiral chutes 62 are symmetrically arranged on the outer wall of the shuttle-shaped armature 3, and the two-dimensional driving pins 61 and the spiral chutes 62 are in one-to-one correspondence, so that the shuttle-shaped armature 3 can perform axial movement and simultaneously perform rotary movement.

The specific working process is as follows: under the power-off state, the shuttle-shaped armature is under the action of spring force on two sides and is balanced between the first coil component and the second coil component.

When the first coil assembly is electrified, the shuttle-shaped armature 3 moves towards the first coil assembly A along the axial direction, and the polygonal mandrel 402 is pushed to move axially through the special-shaped transmission shaft 401 in the moving process, so that the axial direct-acting output of the split-type transmission shaft 4 is realized; the spindle-shaped armature rotates under the action of the two-dimensional driving pin in the axial movement process, and the spindle sleeve 403 is driven to rotate by the special-shaped transmission shaft 401 and the polygonal spindle 402 when the spindle-shaped armature rotates, so that the torque is transmitted to the output shaft, and the rotation of the output shaft and the torque output are realized.

When the second coil component is electrified, the shuttle-shaped armature 3 moves towards the second coil component B along the axial direction, and the polygonal mandrel 402 is pushed to move axially through the special-shaped transmission shaft 401 in the moving process, so that the axial direct-acting output of the split-type transmission shaft 4 is realized; the spindle-shaped armature rotates under the action of the two-dimensional driving pin in the axial movement process, and the spindle sleeve 403 is driven to rotate by the special-shaped transmission shaft 401 and the polygonal spindle 402 when the spindle-shaped armature rotates, so that the torque is transmitted to the output shaft, and the rotation of the output shaft and the torque output are realized.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A two-dimensional bidirectional rotary electromagnet is characterized in that: the split type electromagnetic clutch comprises a shell (1) and a split type transmission shaft (4), wherein two groups of coil assemblies (2) are symmetrically arranged in the shell (1), a fusiform armature (3) is arranged between the two groups of coil assemblies (2), and an elastic balance piece (5) is arranged between the fusiform armature (3) and the corresponding coil assembly (2); a rotary limiting mechanism (6) is arranged between the shuttle-shaped armature (3) and the shell (1); the split type transmission shaft (4) penetrates through the coil assembly (2) and the fusiform armature (3), the split type transmission shaft (4) is rotatably connected with the coil assembly (2), and the fusiform armature (3) drives the split type transmission shaft (4) to perform axial and rotary motion.

2. A two-dimensional bidirectional rotary electromagnet according to claim 1, wherein: the coil assembly (2) comprises a magnet (201) and a coil (202), wherein the coil (202) is arranged on the outer wall of the magnet (201); one end of the magnet (201) facing the shuttle-shaped armature (3) is provided with a V-shaped groove matched with the shuttle-shaped armature (3), the bottom of the V-shaped groove is provided with a mounting groove (203) for mounting an elastic balance piece (5), and the other end of the magnet (201) is provided with a bearing (204) for supporting the split type transmission shaft (4).

3. A two-dimensional bidirectional rotary electromagnet according to claim 2, wherein: the elastic balance piece (5) is a spring, the spring is sleeved on the split type transmission shaft (4), one end of the spring is located in the installation groove (203), and the other end of the spring is in contact with the shuttle-shaped armature (3).

4. The two-dimensional bidirectional rotary electromagnet according to any one of claims 1 to 3, characterized in that: the split type transmission shaft (4) comprises a special-shaped transmission shaft (401) arranged in the fusiform armature (3), the special-shaped transmission shaft (401) is connected with the fusiform armature (3) through an adjusting pin (7), polygonal mandrels (402) are symmetrically arranged at two ends of the special-shaped transmission shaft (401), a shaft sleeve (403) is sleeved on the polygonal mandrels (402), and the shaft sleeve (403) is rotatably connected with a magnet (201) of the coil assembly (2) through a bearing (204).

5. A two-dimensional bidirectional rotary electromagnet according to claim 4, wherein: the special-shaped transmission shaft is characterized in that a square through hole (301) is formed in the shuttle-shaped armature (3), the special-shaped transmission shaft (401) is a square column, the square column is located in the square through hole (301), polygonal holes (404) are symmetrically formed in two ends of the special-shaped transmission shaft (401), and the end portion of the polygonal mandrel (402) is inserted into the polygonal holes (404).

6. A two-dimensional bidirectional rotary electromagnet as recited in claim 5, wherein: the special-shaped transmission shaft (401), the polygonal mandrel (402) and the shaft sleeve (403) are coaxially arranged.

7. The two-dimensional bidirectional rotary electromagnet according to any one of claims 1 to 3, 5, and 6, characterized in that: the rotation limiting mechanism (6) comprises a two-dimensional driving pin (61) arranged on the shell (1) and a spiral chute (62) arranged on the outer wall of the shuttle-shaped armature (3), and the two-dimensional driving pin (61) is matched with the spiral chute (62).

8. A two-dimensional bidirectional rotary electromagnet as recited in claim 7, wherein: two-dimensional driving pins (61) are symmetrically arranged on the shell (1), two spiral chutes (62) are symmetrically arranged on the outer wall of the shuttle-shaped armature (3), and the two-dimensional driving pins (61) correspond to the spiral chutes (62) one by one.