Automatic fuse positioning structure

Abstract

The utility model discloses an automatic fuse positioning structure, and relates to the fuse positioning field, the automatic fuse positioning structure comprises a pedestal and a main frame body, the top of the pedestal is rotatably provided with a vertical column, one end, close to each other, of the upper two connecting rods is rotatably provided with a first guide wheel, and one end, close to each other, of the lower two connecting rods is rotatably provided with a second guide wheel. Through the arrangement of the stand column, the screw rod, the first guide wheel and the second guide wheel, the fuse is arranged between the first guide wheel and the second guide wheel in a penetrating mode, the stand column is rotated to drive the main frame body to rotate, the rotary knob is rotated to drive the screw rod to rotate, and the screw rod can drive the two supporting plates to move up and down when rotating. Accordingly, the angles and the heights of the first guide wheels and the second guide wheels can be adjusted, then the angles and the heights of the fuses can be adjusted along with the two first guide wheels and the two second guide wheels, and therefore the winding range and the winding effect of the winding device are effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of fuse positioning, in particular to a fuse automatic positioning structure. BACKGROUND

[0002] The fuse is also called current fuse, which mainly plays an overload protection role, and the fuse will be fused to cut off the current when the current abnormally rises to a certain height and heat, thereby protecting the safe operation of the circuit.

[0003] According to the search, the fuse winding device for power is announced as CN207121291U, which comprises a bottom plate, a collection box, a swing mechanism, a front and rear moving mechanism and a rotating mechanism; the swing mechanism for falling the winding drum is fixed to one side of the bottom plate, and the collection box is placed on the other side of the top of the bottom plate; the front and rear moving mechanism for clamping the winding drum is in transmission connection with the output end of the swing mechanism, and the rotating mechanism for rotating the winding drum is in transmission connection with the output end of the front and rear moving mechanism.

[0004] However, the existing fuse winding device for power has certain drawbacks in the use process, the device can wind the fuse by using the winding drum, but the angle and height of the winding drum cannot be flexibly adjusted in the device, so that the winding of the fuse cannot be adjusted in angle and height, thereby it is difficult to effectively improve the winding range and winding effect of the winding device. UTILITY MODEL CONTENTS

[0005] In view of the above problems existing in the existing fuse winding device for power, the utility model is proposed.

[0006] Therefore, the utility model aims at providing a fuse automatic positioning structure, which solves the problem that the device can wind the fuse by using the winding drum, but the angle and height of the winding drum cannot be flexibly adjusted in the device, so that the winding of the fuse cannot be adjusted in angle and height, thereby it is difficult to effectively improve the winding range and winding effect of the winding device.

[0007] In order to achieve the above purpose, the utility model provides the following technical scheme:

[0008] The utility model provides an automatic fuse positioning structure, including base and main frame body, the top of base is provided with the stand, and the main frame body is fixedly arranged at the top of stand, the inside of upper portion of base is opened and is provided with locking groove, locking mechanism is provided in locking groove, the inside of main frame body is rotatably sleeved with screw rod, and one end of screw rod penetrates the inner wall of main frame body and is fixedly connected with knob, the rod wall of screw rod is threadedly sleeved with two support plates, and the opposite side wall of two support plates is fixedly provided with two connecting rods, and the one end of two connecting rods is rotatably provided with first guide wheel, and the one end of two connecting rods is rotatably provided with second guide wheel, the first guide wheel is arranged on the top of second guide wheel, a plurality of annular positioning grooves are formed in the inside of knob, and the bottom of main frame body is provided with positioning mechanism, and each annular positioning groove is matched with positioning mechanism.

[0009] Preferably, the locking mechanism includes two sliding rods, two springs, a pull plate, and a plug rod. Both ends of each sliding rod are fixedly arranged on the inner wall of the locking groove. Each spring is movably sleeved on the rod wall of the corresponding sliding rod. The pull plate is movably sleeved on the rod wall of the two sliding rods. Both ends of each spring are fixedly connected with the inner wall of one side of the locking groove and the side wall of one side of the pull plate, respectively. One end of the plug rod is fixedly arranged on the other side wall of the pull plate. The side wall of the stand is provided with a plurality of insertion grooves. The other end of the plug rod is inserted into the corresponding insertion groove.

[0010] Preferably, the positioning mechanism includes a fixed plate, a shaft pin, an arc-shaped clamping rod, and a torsion spring. The fixed plate is fixedly arranged on the bottom of the main frame body. The shaft pin is rotatably arranged on the side wall of the fixed plate. The arc-shaped clamping rod is fixedly sleeved on the outer wall of the shaft pin. The torsion spring is movably sleeved on the outer wall of the shaft pin. One end of the torsion spring is fixedly connected with the fixed plate. The other end of the torsion spring is fixedly connected with the arc-shaped clamping rod. The bottom end of the arc-shaped clamping rod is inserted into the corresponding annular positioning groove.

[0011] Preferably, the inner wall of the main frame body is fixedly provided with a limiting rod. Each support plate is movably sleeved on the rod wall of the limiting rod.

[0012] Preferably, the outer wall of the stand is fixedly sleeved with a rotating plate.

[0013] Preferably, the diameter of each annular positioning groove is greater than the diameter of the bottom end of the arc-shaped clamping rod.

[0014] In the above technical solution, the technical effects and advantages of the utility model are provided:

[0015] 1. The utility model discloses a stand, screw rod, first guide wheel and second guide wheel are set up, and the fuse is arranged between the first guide wheel and the second guide wheel, and the main frame body can be driven to rotate by rotating the stand, and the screw rod can be driven to rotate by rotating the knob, and the two supporting plates can be driven to move up and down when the screw rod rotates, thereby the angle and height of the first guide wheel and the second guide wheel can be adjusted, and the fuse can be adjusted in angle and height with the two first guide wheels and the second guide wheel, thereby the winding range and winding effect of the winding device are effectively improved.

[0016] 2. The utility model discloses a locking mechanism, and the locking mechanism includes two slide rods, two springs, a pull plate and a plug rod, the plug rod can be driven to move left by pulling the pull plate, so that the pull plate can press the two springs, after the angle adjustment of the stand is completed, the pull plate is loosened, and the two springs reset, the elastic force of the two springs can drive the pull plate and the plug rod to move right, thereby ensuring that one end of the plug rod can be stably inserted into the corresponding insertion slot, and the stand is prevented from rotating spontaneously.

[0017] 3. The utility model discloses a positioning mechanism, and the positioning mechanism includes a fixed plate, a shaft pin, an arc-shaped clamping rod and a torsional spring, the arc-shaped clamping rod is pulled up, so that the torsional spring can be deformed, after the height adjustment of the knob is completed, the arc-shaped clamping rod is loosened, and the torsional spring resets, the elastic force of the torsional spring when resetting can drive the bottom end of the arc-shaped clamping rod to be stably clamped in the corresponding annular positioning slot, thereby ensuring that the knob and the screw rod can be stable, and the screw rod and the knob are prevented from rotating spontaneously. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments. Obviously, the drawings described below are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0019] Figure 1 It is a sectional view structure schematic diagram of the utility model;

[0020] Figure 2 It is a sectional view structure schematic diagram of the utility model; Figure 1 It is an enlarged schematic diagram of A part of the utility model;

[0021] Figure 3 It is an enlarged schematic diagram of B part of the utility model; Figure 1 It is an enlarged schematic diagram of B part of the utility model;

[0022] Figure 4 It is a three-dimensional structure schematic diagram of the arc-shaped clamping rod of the utility model; Figure 2

[0023] BRIEF DESCRIPTION OF DRAWINGS ​

[0024] 1, base; 2, main frame body; 3, column; 4, screw; 5, knob; 6, support plate; 7, connecting rod; 8, first guide wheel; 9, second guide wheel; 10, annular positioning groove; 11, slide rod; 12, spring; 13, pull plate; 14, plug rod; 15, plug slot; 16, fixed plate; 17, shaft pin; 18, arc-shaped clamping rod; 19, torsional spring; 20, limiting rod; 21, rotating plate. DETAILED DESCRIPTION

[0025] In order for those skilled in the art to better understand the technical scheme of the utility model, the utility model will be further described in detail below with reference to the drawings.

[0026] The utility model discloses a fuse automatic positioning structure.

[0027] Embodiment one

[0028] The utility model provides a kind of fuse automatic positioning structure as Figures 1-3 As shown in a kind of fuse automatic positioning structure including base 1 and main frame body 2, the top of base 1 is rotationally provided with column 3, main frame body 2 is fixedly arranged at the top of column 3, the upper inside of base 1 is provided with locking groove, the inside of locking groove is provided with the locking mechanism corresponding with column 3, the inner bottom of main frame body 2 is rotationally sleeved with screw 4, one end of screw 4 penetrates the inner wall of main frame body 2 and is fixedly connected with knob 5, the wall of screw 4 is threadedly sleeved with two support plates 6, the opposite side wall of two support plates 6 is fixedly provided with two connecting rods 7, the end close to of upper two connecting rods 7 is rotationally provided with first guide wheel 8, the end close to of lower two connecting rods 7 is rotationally provided with second guide wheel 9, first guide wheel 8 is arranged directly above second guide wheel 9, the upper inside of knob 5 is provided with multiple annular positioning grooves 10, the bottom of main frame body 2 is provided with positioning mechanism, each annular positioning groove 10 is matched with positioning mechanism, by the column 3, screw 4, first guide wheel 8 and second guide wheel 9 that setting, rotating knob 5 can further drive screw 4 rotation, when screw 4 rotates, can drive two support plates 6 to move up and down, to adjust the angle and height of first guide wheel 8, second guide wheel 9 can be, then fuse can be angle-adjusted and height-adjusted with two first guide wheels 8, second guide wheels 9, to effectively improve the winding range and winding effect of winding device.

[0029] In order to guarantee that the one end of plug rod 14 can be stably inserted in the inside of corresponding plug slot 15, prevent column from rotating spontaneously, as Figure 1 And Figure 3As shown, the locking mechanism comprises two slide rods 11, two springs 12, a pull plate 13, and an insertion rod 14. Both ends of each slide rod 11 are fixedly arranged on the inner wall of the locking groove. Each spring 12 is movably sleeved on the rod wall of the corresponding slide rod 11. The pull plate 13 is movably sleeved on the rod wall of the two slide rods 11. Both ends of each spring 12 are fixedly connected with the inner wall of one side of the locking groove and the side wall of one side of the pull plate 13, respectively. One end of the insertion rod 14 is fixedly arranged on the side wall of the other side of the pull plate 13. The side wall of the stand 3 is provided with a plurality of insertion grooves 15. The other end of the insertion rod 14 is inserted into the corresponding insertion groove 15. The locking mechanism is arranged to ensure that one end of the insertion rod 14 can be stably inserted into the corresponding insertion groove 15, preventing the stand from rotating spontaneously.

[0030] In order to ensure that the knob 5 and the screw rod 4 are stable, and to prevent the screw rod and the knob from rotating spontaneously, as shown in Figures 1-2 and Figure 4 As shown, the positioning mechanism comprises a fixed plate 16, a shaft pin 17, an arc-shaped clamping rod 18, and a torsional spring 19. The fixed plate 16 is fixedly arranged on the bottom of the main frame 2. The shaft pin 17 is rotatably arranged on the side wall of the fixed plate 16. The arc-shaped clamping rod 18 is fixedly sleeved on the outer wall of the shaft pin 17. The torsional spring 19 is movably sleeved on the outer wall of the shaft pin 17. One end of the torsional spring 19 is fixedly connected with the fixed plate 16. The other end of the torsional spring 19 is fixedly connected with the arc-shaped clamping rod 18. The bottom end of the arc-shaped clamping rod 18 is inserted into the corresponding annular positioning groove 10. The positioning mechanism is arranged to ensure that the knob 5 and the screw rod 4 are stable, and to prevent the screw rod and the knob from rotating spontaneously.

[0031] Example Two

[0032] On the basis of Example One, in order to limit the movement of the two support plates 6 and ensure that the two support plates 6 can move stably, as shown in Figures 1-2 The inner wall of the main frame 2 is fixedly provided with a limiting rod 20. Each support plate 6 is movably sleeved on the rod wall of the limiting rod 20. The limiting rod 20 is arranged to limit the movement of the two support plates 6, ensuring that the two support plates 6 can move stably.

[0033] Example Three

[0034] On the basis of Example One, in order to facilitate the user to rotate the stand 3, as shown in Figure 1 The outer wall of the stand 3 is fixedly sleeved with a rotating plate 21. The rotating plate 21 is arranged to facilitate the user to rotate the stand 3.

[0035] Finally, in order to facilitate the bottom end of the arc-shaped clamping rod 18 to be inserted into the corresponding annular positioning groove 10, as shown in Figure 2 and Figure 4As shown, the diameter of each annular positioning groove 10 is greater than the diameter of the bottom end of the arc-shaped clamping rod 18, thereby facilitating insertion of the bottom end of the arc-shaped clamping rod 18 into the corresponding annular positioning groove 10.

[0036] The above merely illustrates some exemplary embodiments of the present application by way of description, and it is needless to say that those skilled in the art can modify the described embodiments in various manners without departing from the spirit and scope of the present application. Therefore, the above drawings and description are illustrative in nature and should not be construed as limiting the scope of protection of the present application.

Claims

1. An automatic fuse positioning structure comprising a base (1) and a main frame (2), characterized in that, The top of the base (1) is rotationally provided with a stand (3), the main frame body (2) is fixedly arranged at the top end of the stand (3), the upper inside of the base (1) is provided with a locking groove, the inside of the locking groove is provided with a locking mechanism corresponding to the stand (3), the inside bottom of the main frame body (2) is rotationally sleeved with a screw rod (4), one end of the screw rod (4) penetrates the inner wall of the main frame body (2) and is fixedly connected with a knob (5), the rod wall of the screw rod (4) is threadedly sleeved with two supporting plates (6), the opposite side walls of the two supporting plates (6) are fixedly provided with two connecting rods (7), the proximal ends of the upper two connecting rods (7) are rotationally provided with first guide wheels (8), the proximal ends of the lower two connecting rods (7) are rotationally provided with second guide wheels (9), the first guide wheels (8) are arranged directly above the second guide wheels (9), the upper inside of the knob (5) is provided with a plurality of annular positioning grooves (10), the bottom of the main frame body (2) is provided with a positioning mechanism, and each annular positioning groove (10) is matched with the positioning mechanism.

2. The automatic fuse positioning structure according to claim 1, wherein The locking mechanism comprises two slide rods (11), two springs (12), a pull plate (13) and a plug rod (14), both ends of each slide rod (11) are fixedly arranged on the inner wall of the locking groove, each spring (12) is movably sleeved on the rod wall of the corresponding slide rod (11), the pull plate (13) is movably sleeved on the rod walls of the two slide rods (11), both ends of each spring (12) are fixedly connected with the inner wall of one side of the locking groove and the side wall of one side of the pull plate (13) respectively, one end of the plug rod (14) is fixedly arranged on the other side wall of the pull plate (13), a plurality of plug grooves (15) are formed in the side wall of the stand (3), and the other end of the plug rod (14) is inserted into the inside of the corresponding plug groove (15).

3. The automatic fuse positioning structure according to claim 1, wherein The positioning mechanism comprises a fixed plate (16), a shaft pin (17), an arc-shaped clamping rod (18) and a torsional spring (19), the fixed plate (16) is fixedly arranged on the bottom of the main frame body (2), the shaft pin (17) is rotationally arranged on the side wall of the fixed plate (16), the arc-shaped clamping rod (18) is fixedly sleeved on the outer wall of the shaft pin (17), the torsional spring (19) is movably sleeved on the outer wall of the shaft pin (17), one end of the torsional spring (19) is fixedly connected with the fixed plate (16), the other end of the torsional spring (19) is fixedly connected with the arc-shaped clamping rod (18), and the bottom end of the arc-shaped clamping rod (18) is inserted into the inside of the corresponding annular positioning groove (10).

4. The automatic fuse positioning structure according to claim 1, wherein The inner wall of the main frame body (2) is fixedly provided with a limiting rod (20), and each supporting plate (6) is movably sleeved on the rod wall of the limiting rod (20).

5. The automatic fuse positioning structure according to claim 1, wherein The outer wall of the stand (3) is fixedly sleeved with a rotating plate (21).

6. The automatic fuse positioning structure according to claim 3, wherein The diameter of each annular positioning groove (10) is greater than the diameter of the bottom end of the arc-shaped clamping rod (18).

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