Coin-inserting control switch electromagnetic lock

Abstract

The utility model belongs to the technical field of electromagnets, and particularly relates to a coin-inserting control switch electromagnetic lock, which comprises a shell, a coin-inserting control switch and a coil-inserting control switch, the coil assembly is arranged in the containing cavity, and a static iron core and a movable iron core are arranged in the coil assembly; the shell is provided with a reset assembly used for resetting the movable iron core. Two mounting holes are formed in the same side wall of the shell, and a straight line formed by connecting the circle centers of the two mounting holes is parallel to the moving path of the movable iron core; the same side wall of the shell is provided with the two mounting holes, and the straight line formed by the connecting line of the circle centers of the two holes is just parallel to the moving path of the movable iron core, so that the design ensures that the moving path of the movable iron core can be accurately aligned when the electromagnet is mounted; therefore, misoperation and abnormal triggering conditions caused by tiny deviation of the installation position are avoided, the overall use effect of the electromagnetic lock is improved, and the efficient and safe performance of the electromagnetic lock in various application scenes is ensured.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of electromagnet, especially relates to a coin control switch electromagnetic lock. BACKGROUND

[0002] Electromagnet is a kind of device using electric current to generate magnetic field, usually by coil and core composition.When electric current passes through wire, it will generate magnetic field around wire, using this property, when electric current passes through coil, then it will be made inside coil uniform magnetic field.Assume that the center of coil inserts ferromagnetic material, then this ferromagnetic material will be magnetized, and it will greatly enhance magnetic field.

[0003] Electromagnet is widely used in multiple fields, including control mechanical arm and switch in industrial automation;Guide particle beam and be used for MRI in scientific research equipment;Magnetic levitation train and electromagnetic railgun in transportation;Heart pacemaker and magnetic therapy in medical equipment;Household appliances such as induction cooker and loudspeaker;Hard disk drive and electromagnetic relay in electronic equipment;Waste treatment and water treatment in environmental engineering;Electromagnetic weapon and metal detector in military and security;Science education and interactive exhibition in education and display.In addition, electromagnet is also used for hoisting, electric power transmission and machine tool fixture etc.With the progress of technology, the application field of electromagnet continues to expand.

[0004] Coin control switch electromagnetic lock is widely used in numerous automatic access control system.However, the device also has several limitations, including the inaccuracy of installation position, which can cause operational errors. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a coin control switch electromagnetic lock, aiming at solving the technical problem that the inaccuracy of electromagnet installation position in prior art is easy to cause operational errors, leading to trigger exception.

[0006] To achieve the above-mentioned purpose, the coin control switch electromagnetic lock provided by the utility model embodiment includes:

[0007] Shell, the shell is equipped with accommodating cavity;

[0008] Coil assembly, the coil assembly is arranged in the accommodating cavity, wherein the inside of the coil assembly is provided with static core and moving core;

[0009] Wherein, the shell is provided with reset assembly for resetting the moving core;

[0010] Two mounting holes are formed on the same side wall of the shell, and the straight line connecting the centers of the two mounting holes is parallel to the moving path of the moving core.

[0011] Optionally, both of the mounting holes are arranged at the center of the width direction of the side wall.

[0012] Optionally, both of the mounting holes are circular holes or both are waist-shaped holes.

[0013] Optionally, the reset assembly comprises a clamping spring and a reset spring.

[0014] The clamping spring is clamped with the end of the moving iron core extending out of the coil assembly.

[0015] One end of the reset spring abuts against the top end surface of the shell, and the other end of the reset spring abuts against the end surface of the clamping spring.

[0016] Optionally, the top end surface of the shell is further provided with guide columns, and the bottom end of the reset spring is sleeved on the guide columns.

[0017] Optionally, the number of the guide columns matches the number of the reset springs, and the positions of the guide columns correspond to the abutting positions of the reset springs.

[0018] Optionally, the side wall surface of the shell is further provided with anti-skid lines or anti-skid convex points, and the anti-skid lines or the anti-skid convex points are arranged on the same side wall opposite to the two mounting holes.

[0019] Optionally, the anti-skid lines or the anti-skid convex points are in the shape of a wave or a rhombus.

[0020] Optionally, the bottom of the accommodating cavity is provided with a through hole for mounting the static iron core.

[0021] Optionally, the bottom of the accommodating cavity is further provided with an annular groove, and the annular groove is arranged at the outer periphery of the through hole, and a gasket for buffering the static iron core is arranged in the annular groove.

[0022] The above one or more technical solutions in the coin control switch electromagnetic lock provided by the embodiment of the utility model have at least one of the following technical effects:

[0023] The coin control switch electromagnetic lock of the utility model, by setting reset assembly on the shell, the moving iron core can be reset accurately after each operation, and the accurate reset mechanism significantly improves the stability and reliability of the electromagnetic lock; two mounting holes are arranged on the same side wall of the shell, and the straight line formed by the centers of the two holes is parallel to the moving path of the moving iron core, and such design ensures that the moving path of the moving iron core can be accurately aligned when the electromagnet is installed, thereby avoiding operation failure and triggering abnormal conditions caused by slight deviation of the installation position, improving the overall use effect of the electromagnetic lock, and ensuring the efficiency and safety performance in various application scenarios. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0025] Figure 1 The structure diagram of the coin control switch electromagnetic lock provided by the embodiment of the present application is shown.

[0026] Figure 2 The cross-sectional view of the coin control switch electromagnetic lock provided by the embodiment of the present application is shown.

[0027] In the drawings, various reference signs represent:

[0028] 10, housing; 11, accommodating cavity; 12, mounting hole;

[0029] 20, coil assembly; 30, static iron core; 40, moving iron core;

[0030] 50, reset assembly. DETAILED DESCRIPTION

[0031] The embodiments of the present application will be described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the embodiments of the present application, and cannot be understood as a limitation of the present application.

[0032] In the description of the embodiments of the present application, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the embodiments of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0033] In addition, the terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the embodiments of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0034] In the embodiments of the utility model, unless there are explicit provisions and limitations, the terms "mounting", "connection", "connecting", "fixing" and the like should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrated; it can be mechanical connection, or electrical connection; it can be direct connection, or indirect connection through an intermediate medium, or internal communication of two elements or interaction relationship between two elements. For ordinary skilled persons in the art, the specific meanings of the above terms in the embodiments of the utility model can be understood according to specific circumstances.

[0035] In one embodiment of the utility model, as shown in Figures 1-2 A coin control switch electromagnetic lock is provided, comprising:

[0036] A shell 10 is provided with a receiving cavity 11;

[0037] A coil assembly 20 is arranged in the receiving cavity 11, wherein the inside of the coil assembly 20 is provided with a static iron core 30 and a moving iron core 40;

[0038] The shell 10 is provided with a reset assembly 50 for resetting the moving iron core 40;

[0039] Two mounting holes 12 are arranged on the same side wall of the shell 10, and the straight line formed by the centers of the two mounting holes 12 is parallel to the moving path of the moving iron core 40.

[0040] Specifically, the coin control switch electromagnetic lock of the utility model, by setting the reset assembly 50 on the shell 10, the moving iron core 40 can be reset accurately after each operation, and the accurate reset mechanism significantly improves the stability and reliability of the electromagnetic lock; two mounting holes 12 are arranged on the same side wall of the shell 10, and the straight line formed by the centers of the two holes is parallel to the moving path of the moving iron core 40, which ensures that the moving path of the moving iron core 40 can be accurately aligned when the electromagnet is installed, thereby avoiding operation failure and triggering abnormal conditions due to slight deviation of the installation position, improving the overall use effect of the electromagnetic lock and ensuring its efficient and safe performance in various application scenarios.

[0041] In another embodiment of the utility model, as shown in Figures 1-2 The two mounting holes 12 are arranged at the center position in the width direction of the side wall. Specifically, the two mounting holes 12 are arranged at the center position in the width direction of the side wall, which helps to ensure that the mounting holes 12 are consistent with the moving path of the moving iron core 40, thereby further improving the accuracy of installation.

[0042] In another embodiment of this utility model, such as Figures 1-2 As shown, both mounting holes 12 are either circular or oblong. Specifically, the design of both mounting holes 12 being either circular or oblong allows the shape of the mounting holes 12 to match the shape of the moving iron core 40, thereby further improving the stability and reliability of the installation.

[0043] In another embodiment of this utility model, such as Figures 1-2 As shown, the reset assembly 50 includes a retaining ring and a reset spring;

[0044] The snap ring engages with the end of the moving iron core 40 that extends beyond the coil assembly 20;

[0045] One end of the return spring abuts against the top surface of the housing 10, and the other end of the return spring abuts against the end face of the retaining ring. Specifically, the reset assembly 50 includes a retaining ring and a return spring. The retaining ring engages with the end of the moving iron core 40 extending beyond the coil assembly 20, while one end of the return spring abuts against the top surface of the housing 10, and the other end abuts against the end face of the retaining ring. This design allows the reset assembly 50 to effectively reset the moving iron core 40 to its initial position, ensuring the normal operation of the electromagnetic lock.

[0046] In another embodiment of this utility model, such as Figures 1-2 As shown, a guide post is also provided on the top surface of the outer casing 10, and the bottom end of the return spring is sleeved on the guide post. Specifically, the top surface of the outer casing 10 is also provided with a guide post, and the bottom end of the return spring is sleeved on the guide post, thereby improving the accuracy and reliability of the reset.

[0047] In another embodiment of this utility model, such as Figures 1-2 As shown, the number of guide posts matches the number of return springs, and the positions of the guide posts correspond to the contact positions of the return springs. Specifically, the design of matching the number of guide posts with the number of return springs, and the positions of the guide posts corresponding to the contact positions of the return springs, helps to ensure that the return springs remain stable during the reset process.

[0048] In another embodiment of this utility model, such as Figures 1-2 As shown, the sidewall of the outer casing 10 is also provided with anti-slip textures or anti-slip protrusions, which are located on the same sidewall opposite to the two mounting holes 12. Specifically, the sidewall of the outer casing 10 is also provided with anti-slip textures or anti-slip protrusions, which are located on the same sidewall opposite to the two mounting holes 12. This design helps to improve the grip stability of the outer casing 10 and prevent the outer casing 10 from sliding during operation, thereby improving the safety and convenience of operation.

[0049] In another embodiment of the present application, as shown in Figures 1-2 The anti-skid lines or anti-skid convex points are in the shape of waves or rhombuses. Specifically, the anti-skid lines or anti-skid convex points are in the shape of waves or rhombuses, which not only increases the aesthetics of the shell 10, but also further improves the anti-skid effect when holding.

[0050] In another embodiment of the present application, as shown in Figures 1-2 The bottom of the accommodating cavity 11 is provided with a through hole for mounting the static iron core 30. Specifically, the bottom of the accommodating cavity 11 is provided with a through hole for mounting the static iron core 30, which helps to ensure that the static iron core 30 can be stably mounted in the accommodating cavity 11, thereby improving the overall stability and reliability of the electromagnetic lock.

[0051] In another embodiment of the present application, as shown in Figures 1-2 The bottom of the accommodating cavity 11 is also provided with an annular groove, which is arranged on the outer periphery of the through hole, and a gasket is arranged in the annular groove for buffering the static iron core 30. Specifically, the bottom of the accommodating cavity 11 is also provided with an annular groove, which is arranged on the outer periphery of the through hole, and a gasket is arranged in the annular groove for buffering the static iron core 30, which helps to absorb the vibration and impact generated during the operation of the electromagnetic lock, thereby further improving the stability and service life of the electromagnetic lock.

[0052] The remaining parts of the present embodiment are the same as those of Embodiment One, and the features not explained in the present embodiment are explained in Embodiment One, which will not be repeated here.

[0053] The above is only a preferred embodiment of the present application, and is not intended to limit the present application. Any modification, equivalent replacement and improvement made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A coin-controlled switch electromagnetic lock, characterized by, The utility model relates to a coil assembly and a shell thereof, and belongs to the technical field of coil assembly. It comprises: a shell with a containing cavity; a coil assembly arranged in the containing cavity, wherein the coil assembly is internally provided with a static iron core and a dynamic iron core; wherein the shell is provided with a reset assembly for resetting the dynamic iron core; 2. The coin controlled switch electromagnetic lock of claim 1 wherein: two mounting holes are arranged on the same side wall of the shell, and the centers of the two mounting holes are connected into a straight line parallel to the moving path of the dynamic iron core.

3. The coin controlled switch electromagnetic lock of claim 2 wherein: Both of the two mounting holes are arranged at the central position in the width direction of the side wall.

4. The coin-controlled switch electromagnetic lock according to any one of claims 1 to 3, characterized in that: Both of the two mounting holes are circular holes or both are waist-shaped holes. The reset assembly comprises a circlip and a reset spring. The circlip is in abutment with the end portion of the dynamic iron core extending out of the coil assembly.

5. The coin controlled switch electromagnetic lock of claim 4 wherein: One end of the reset spring is in abutment with the top end face of the shell, and the other end of the reset spring is in abutment with the end face of the circlip.

6. The coin controlled switch electromagnetic lock of claim 5 wherein: The top end face of the shell is further provided with guide columns, and the bottom end of the reset spring is sleeved on the guide columns.

7. The coin-controlled switch electromagnetic lock according to any one of claims 1 to 3, wherein: The number of the guide columns matches the number of the reset springs, and the positions of the guide columns correspond to the abutment positions of the reset springs.

8. The coin controlled switch electromagnetic lock of claim 7 wherein: The side wall face of the shell is further provided with anti-skid lines or anti-skid convex points, and the anti-skid lines or the anti-skid convex points are arranged on the same side wall opposite to the two mounting holes.

9. The coin-controlled switch electromagnetic lock according to any one of claims 1 to 3, wherein: The shape of the anti-skid lines or the anti-skid convex points is wavy or rhombic.

10. The coin controlled switch electromagnetic lock of claim 9, wherein: The bottom of the containing cavity is provided with a through hole for mounting the static iron core. The bottom of the containing cavity is further provided with an annular groove arranged at the outer periphery of the through hole, and the annular groove is internally provided with a gasket for buffering the static iron core.

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