Magnetic type contact arm fixing device

Abstract

The utility model relates to a magnetic type contact arm fixing device, which belongs to the technical field of contact arm fixing devices, and comprises a lantern ring and a rotating ring which are arranged on a contact arm, the inner wall of the rotating ring is rotatably connected with the lantern ring, the outer wall of the lantern ring is provided with an extrusion fixing mechanism, the inner wall of the rotating ring is provided with a magnetic fixing mechanism, and the magnetic fixing mechanism is arranged on the outer wall of the lantern ring. A supporting plate is hinged to the side end of the lantern ring, a gasket is fixedly arranged on the upper portion of the side end of the supporting plate, the extrusion fixing mechanism comprises a springback groove formed in the inner wall of the rotating ring, a sliding groove is formed in the outer wall of the lantern ring, and the rotating ring is slidably connected with an arc-shaped clamping head through the springback groove. The lantern ring is placed between the contact arm and the contact arm mounting base, the rotating ring is rotated to enable the extrusion fixing mechanism to be restrained, the extrusion fixing mechanism and the contact arm mounting base are fixed through extrusion in multiple directions, rapid fixing operation can be achieved, and the situation that the extrusion fixing mechanism is out of action due to the fact that the rotating ring rotates due to vibration and other factors is avoided through the magnetic attraction fixing mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to touch arm fixing device technical field relates to a magnetic touch arm fixing device. BACKGROUND

[0002] Touch arm fixing device usually refers to a kind of for fixing touch arm, such as the assembly of conductive arm in electric equipment or movable arm in mechanical structure, ensure its stable connection, accurate positioning or safe support in working process, avoid touch arm to fall off when working;

[0003] According to the search publication (announcement) No. CN218955938U, a handcart circuit breaker touch arm temperature measuring fixing device is disclosed, which discloses "including heat-conducting base, the bottom of the heat-conducting base is arc surface structure, the heat-conducting base bottom is also provided with binding device, the top of heat-conducting base is plane structure, fixed device is also set on the top of heat-conducting base, the fixed device is used to fix temperature measuring device, etc. Technical scheme has the technical effect that temperature measuring device can be conveniently fixed and connected on circuit breaker touch arm, heat-conducting base is adopted, and is well combined with touch arm and temperature measuring device, can more accurately measure temperature;And set up elastic bandage to hoop temperature measuring device, prevent it from falling, and can be conveniently taken out, charge etc.

[0004] However, in the above-mentioned comparative document, the device is only fixed by a bolt, and this kind of fixing method is easy to cause the loosening of the fixing device when the touch arm shakes due to work and external force, so that the touch arm is separated from the touch arm mounting base, and is damaged by impact after falling;

[0005] To solve the above problems, a magnetic touch arm fixing device is proposed in the present application. UTILITY MODEL CONTENTS

[0006] The utility model provides a kind of magnetic touch arm fixing device to solve the technical problems existing in prior art.

[0007] The technical scheme for solving the above technical problems of the utility model is as follows: a kind of magnetic touch arm fixing device, including the sleeve ring and swivel ring installed on touch arm, the inner wall of the swivel ring is rotatably connected with the sleeve ring, the outer wall of the sleeve ring is provided with extrusion fixing mechanism, the inner wall of the swivel ring is provided with magnetic attraction fixing mechanism, the side end of the sleeve ring is hinged with the supporting plate, and the side end upper portion of the supporting plate is fixedly provided with gasket.

[0008] The extrusion fixing mechanism comprises a rebound groove formed on the inner wall of the rotating ring, the outer wall of the sleeve ring is provided with a sliding groove, the rotating ring is slidably connected with an arc-shaped clamping head through the rebound groove, the bottom of the arc-shaped clamping head is fixedly connected with a clamping column, the surface of the clamping column is slidably connected with the sliding groove, the bottom of the arc-shaped clamping head is fixedly connected with a spring, the fixed end of the spring is fixedly connected with the sleeve ring through the sliding groove, the bottom end of the clamping column is fixedly connected with an extrusion plate, and the bottom of the extrusion plate is fixedly connected with an extrusion piece.

[0009] The magnetic attraction fixing mechanism comprises an outer groove formed on the inner wall of the rotating ring, the rotating ring is fixedly connected with an outer magnetic piece through the outer groove, the outer wall of the sleeve ring is provided with an inner groove, and the sleeve ring is fixedly connected with an inner magnetic piece through the inner groove.

[0010] The side end of the sleeve ring is provided with a pressing plate mechanism, the pressing plate mechanism comprises a movable sleeve fixed on the side end of the pressing plate mechanism, the inner wall of the movable sleeve is slidably connected with a movable pressing plate, the bottom of the sleeve ring is provided with a supporting mechanism, the supporting mechanism comprises a rotating table fixed on the side end of the movable pressing plate, the surface of the rotating table is rotatably connected with a telescopic rod, the outer wall of the telescopic rod is threadedly connected with a telescopic sleeve, the upper end of the telescopic sleeve is rotatably connected with a rotating column, and the upper end of the rotating column is fixedly connected with a gasket.

[0011] The beneficial effects of the utility model are as follows: the sleeve ring is placed between the touch arm and the touch arm mounting base, the rotating ring is rotated to constrain the extrusion fixing mechanism and fix the touch arm and the touch arm mounting base in multiple directions through extrusion, quick fixing operation can be realized, and the magnetic attraction fixing mechanism is used to avoid the rotation of the rotating ring due to vibration and other factors, so that the extrusion fixing mechanism loses effect.

[0012] The telescopic rod is extended out of the telescopic sleeve by rotating the telescopic sleeve, so that the longer and heavier touch arm can be fixed again after being fixed, and deformation and damage of the contact part of the touch arm and the touch arm mounting base and the fixing device when the touch arm shakes can be avoided. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a whole three-dimensional structure schematic view of the utility model;

[0014] Figure 2 It is an arc-shaped clamping head and related three-dimensional structure schematic view of the utility model;

[0015] Figure 3 It is the magnetic attraction fixing mechanism and related three-dimensional structure schematic view of the utility model.

[0016] Figure 4 It is the pressing plate mechanism and related three-dimensional structure schematic view of the utility model.

[0017] In the drawings, the component list represented by each sign is as follows:

[0018] 1, collar;2, swivel ring;

[0019] 3, extrusion fixing mechanism;301, rebound groove;302, sliding groove;303, arc-shaped clamp;304, clamping column;305, spring;306, extrusion plate;307, extrusion piece;

[0020] 4, magnetic attraction fixing mechanism;401, outer groove;402, outer magnetic sheet;403, inner groove;404, inner magnetic sheet;5, supporting plate;6, gasket;

[0021] 7, pressing plate mechanism;701, movable sleeve;702, movable pressing plate;

[0022] 8, supporting mechanism;801, rotating table;802, telescopic rod;803, telescopic sleeve;804, rotating column. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present application.

[0024] In the description of the present application, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of 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 present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0025] In the description of the present application, the term "for example" is used to mean "serving as an example, instance, or illustration." Any embodiment described as "for example" in this application is not necessarily to be construed as preferred or advantageous over other embodiments. The following description is presented to enable any person skilled in the art to make and use the present application. In the following description, for the purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the present application. It will be apparent, however, to one skilled in the art that the present application can be practiced without using these specific details. In other instances, well-known structures and processes are not elaborated upon in order to avoid unnecessary detail and so as to not obscure the present application. Thus, the present application is not intended to be limited by the embodiments shown, but is to be accorded the widest scope consistent with the principles and features disclosed herein.

[0026] Referring to Figure 1 - Figure 4 A magnetic touch arm fixing device, comprising a sleeve ring 1 installed on a touch arm and a rotating ring 2, the inner wall of the rotating ring 2 is rotationally connected with the sleeve ring 1, the inner circumference of the rotating ring 2 here is equal to the outer circumference of the sleeve ring 1 here, the outer wall of the sleeve ring 1 is provided with an extrusion fixing mechanism 3, the extrusion fixing mechanism 3 is provided with four magnetic attraction fixing mechanisms 4, the inner wall of the rotating ring 2 is provided with a magnetic attraction fixing mechanism 4, the magnetic attraction fixing mechanism 4 is provided with four magnetic attraction fixing mechanisms 4, the side end of the sleeve ring 1 is hingedly connected with a supporting plate 5, the side end upper part of the supporting plate 5 is fixedly provided with a gasket 6, the sleeve ring 1 is placed between the touch arm and the touch arm mounting base, the rotating ring 2 is rotated to constrain the extrusion fixing mechanism 3 to fix the two through extrusion in multiple directions, and the magnetic attraction fixing mechanism 4 is used to avoid the rotating ring 2 from rotating due to vibration and other factors to make the extrusion fixing mechanism 3 lose effect.

[0027] Referring to Figure 1 - Figure 2 The extrusion fixing mechanism 3 comprises a rebound groove 301 opened on the inner wall of the rotating ring 2, the outer wall of the sleeve ring 1 is provided with a sliding groove 302, the rotating ring 2 is slidably connected with an arc-shaped clamp head 303 through the rebound groove 301, the inner wall of the rebound groove 301 is matched with the outer wall of the arc-shaped clamp head 303, the bottom of the arc-shaped clamp head 303 is fixedly connected with a clamping column 304, the surface of the clamping column 304 is slidably connected with the sliding groove 302, the outer circumference of the clamping column 304 is equal to the inner circumference of the sliding groove 302, the bottom of the arc-shaped clamp head 303 is fixedly connected with a spring 305, the fixed end of the spring 305 is fixedly connected with the sleeve ring 1 through the sliding groove 302, the bottom end of the clamping column 304 is fixedly connected with an extrusion plate 306, the extrusion plate 306 is provided with four, the bottom of the extrusion plate 306 is fixedly connected with an extrusion piece 307, the rotating ring 2 is rotated to misalign the rebound groove 301 and the sliding groove 302, the arc-shaped clamp head 303 is extruded to push the clamping column 304 to move inward, thereby pushing the extrusion plate 306 to drive the extrusion piece 307 to extrude the connection between the touch arm and the touch arm mounting base, so as to fix the two.

[0028] Referring toFigure 1 Figure 3 The magnetic attraction fixing mechanism 4 comprises an outer groove 401 formed on the inner wall of the rotating ring 2, the outer magnetic sheet 402 is fixedly connected to the rotating ring 2 through the outer groove 401, the outer wall of the sleeve ring 1 is provided with an inner groove 403, and the inner magnetic sheet 404 is fixedly connected to the sleeve ring 1 through the inner groove 403. The magnetic poles at the bottom of the outer magnetic sheet 402 and the magnetic poles at the top of the inner magnetic sheet 404 are opposite to each other. Rotating the rotating ring 2 makes the extrusion fixing mechanism 3 fixed and continue to rotate until the outer magnetic sheet 402 and the inner magnetic sheet 404 are in contact. The opposite magnetic poles make the two generate attraction, thereby preventing bad factors such as vibration from causing the rebound groove 301 and the sliding groove 302 on the sleeve ring 1 and the rotating ring 2 to be repositioned and the extrusion fixing mechanism 3 to lose effect.

[0029] Referring to Figure 4 The side end of the sleeve ring 1 is provided with a pressing plate mechanism 7. The pressing plate mechanism 7 comprises a movable sleeve 701 fixed on the side end of the pressing plate mechanism 7. The inner wall of the movable sleeve 701 is slidably connected with a movable pressing plate 702. The inner wall of the movable sleeve 701 is matched with the outer wall of the movable pressing plate 702. The bottom of the sleeve ring 1 is provided with a supporting mechanism 8. The supporting mechanism 8 comprises a rotating table 801 fixed on the side end of the movable pressing plate 702. The surface of the rotating table 801 is rotatably connected with an extension rod 802. The outer periphery of the rotating table 801 is equal to the inner periphery of the extension rod 802. The outer wall of the extension rod 802 is threadedly connected with an extension sleeve 803. The outer wall of the extension rod 802 is matched with the inner wall of the extension sleeve 803. The upper end of the extension sleeve 803 is rotatably connected with a rotating column 804. The outer periphery of the extension sleeve 803 is equal to the inner periphery of the rotating column 804. The upper end of the rotating column 804 is fixedly connected with the gasket 6. After the device is fixed by the extrusion fixing mechanism 3 and the magnetic attraction fixing mechanism 4, the extension sleeve 803 can be rotated to make the extension rod 802 extend out of the extension sleeve 803 to push the movable pressing plate 702 to extend until it contacts the touch arm mounting base. At this time, the longer and heavier touch arm can be fixed again after being fixed, thereby avoiding deformation and damage of the contact part between the touch arm and the touch arm mounting base and the fixing device when the touch arm shakes.

[0030] Working principle:

[0031] Firstly, the sleeve ring 1 is placed between the touch arm and the touch arm mounting base. The rotating ring 2 is set to make the rebound groove 301 and the sliding groove 302 misaligned. The arc-shaped clamp head 303 is pushed to move the clamping column 304 inward, thereby pushing the extrusion plate 306 to drive the extrusion sheet 307 to extrude the connection part between the touch arm and the touch arm mounting base, so as to fix the two. Then, the rotating ring 2 is rotated to make the extrusion fixing mechanism 3 fixed and continue to rotate until the outer magnetic sheet 402 and the inner magnetic sheet 404 are in contact. The opposite magnetic poles make the two generate attraction, thereby preventing bad factors such as vibration from causing the rebound groove 301 and the sliding groove 302 on the sleeve ring 1 and the rotating ring 2 to be repositioned and the extrusion fixing mechanism 3 to lose effect. ​

[0032] The magnetic touch arm fixing device, after the extrusion fixing mechanism 3 and the magnetic attraction fixing mechanism 4 are fixed, the telescopic sleeve 803 is rotated to make the telescopic rod 802 extend out of the telescopic sleeve 803 to push the movable pressing plate 702 to extend until the movable pressing plate 702 contacts the touch arm mounting base, at this time, the longer and heavier touch arm can be secondarily fixed after being fixed, so that the contact part of the touch arm and the touch arm mounting base and the fixing device are prevented from being deformed and damaged when the touch arm shakes.

[0033] Although the preferred embodiments of the present application have been described, those skilled in the art who, once aware of the basic inventive concept, can make further changes and modifications to these embodiments. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and all changes and modifications falling within the scope of the present application.

[0034] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application also intends to include these modifications and variations.

Claims

1. A magnetic touch arm fixing device, characterized in that, The utility model relates to a touch arm fixing device, including the ring (1) of installation on touch arm and swivel ring (2), the inner wall of swivel ring (2) is rotatably connected with ring (1), the outer wall of ring (1) is provided with extrusion fixed establishment (3), the inner wall of swivel ring (2) is provided with magnetic attraction fixed establishment (4), the side end of ring (1) is hinged with the supporting plate (5), and the side end upper portion of supporting plate (5) is fixed with the gasket (6).

2. The magnetic touch arm fixing device according to claim 1, characterized in that, The extrusion fixed establishment (3) includes the rebound groove (301) of opening on the inner wall of swivel ring (2), the outer wall of ring (1) is provided with the sliding slot (302), the swivel ring (2) is slidably connected with the arc-shaped clamp head (303) through the rebound groove (301), the bottom of arc-shaped clamp head (303) is fixedly connected with the clamping column (304), the surface of clamping column (304) is slidably connected with the sliding slot (302), the bottom of arc-shaped clamp head (303) is fixedly connected with the spring (305), and the fixed end of spring (305) is fixedly connected with ring (1) through the sliding slot (302).

3. The magnetic touch arm fixing device according to claim 2, characterized in that, The bottom of clamping column (304) is fixedly connected with extrusion plate (306), and the bottom of extrusion plate (306) is fixedly connected with extrusion sheet (307).

4. The magnetic touch arm fixing device according to claim 1, characterized in that, The magnetic attraction fixed establishment (4) includes the outer groove (401) of opening on the inner wall of swivel ring (2), the swivel ring (2) is fixedly connected with the outer magnetic sheet (402) through the outer groove (401), the outer wall of ring (1) is provided with the inner groove (403), and ring (1) is fixedly connected with the inner magnetic sheet (404) through the inner groove (403), the bottom magnetic pole of outer magnetic sheet (402) and the top magnetic pole of inner magnetic sheet (404) are opposite.

5. The magnetic touch arm fixing device according to claim 1, wherein, The side end of ring (1) is provided with the pressing plate mechanism (7), the pressing plate mechanism (7) includes the movable sleeve (701) fixed on the side end of pressing plate mechanism (7), and the inner wall of movable sleeve (701) is slidably connected with movable pressing plate (702).

6. A magnetic touch arm fixing device according to claim 5, characterized in that, The bottom of ring (1) is provided with support mechanism (8), the support mechanism (8) includes the rotating table (801) fixed on the side end of movable pressing plate (702), the surface of rotating table (801) is rotatably connected with telescopic rod (802), and the outer wall of telescopic rod (802) is threadedly connected with telescopic sleeve (803).

7. A magnetic touch arm fixing device according to claim 6, characterized in that, The upper end of telescopic sleeve (803) is rotatably connected with rotating column (804), and the upper end of rotating column (804) is fixedly connected with gasket (6).

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