A locking device for the lid of a ton barrel that is convenient to operate

Abstract

A locking device for a ton barrel lid that is convenient to operate. The present invention relates to the technical field of locking devices. Two arc-shaped fixing frames are arranged opposite to each other left and right. A plurality of limiting grooves are provided on the inner ring wall of the arc-shaped fixing frame; a locking mechanism is connected to the arc-shaped fixing frame; a connecting mechanism is arranged on the locking mechanism; a fixing mechanism is connected to the locking mechanism; it needs to be rotated manually, which saves time and effort, enables the barrel lid to be locked, and improves safety; it is fixed by pulling the pull rod in the horizontal position, with simple operation, conforming to the force application posture and being convenient to operate.

Description

Technical Field

[0001] The present invention relates to the technical field of locking devices, and particularly relates to a locking device for a ton barrel lid that is convenient to operate. Background Art

[0002] In the chemical production process, chemical raw materials are generally stored in ton barrels. Several raised strips are provided on the ring wall of the lids of some ton barrels, which are convenient for clamping a capping device on the ring wall of the ton barrel lid and rotating it to open. At the same time, when closing the barrel lid, the capping device is used for locking; currently, when using the capping device, after the capping device is clamped, it needs to be rotated manually in the horizontal position. The posture is not conducive to exerting force, time-consuming and laborious. Moreover, after long-term use, due to insufficient manpower, the locking degree is not enough, resulting in danger. Therefore, a locking device for a ton barrel lid that is convenient to operate is proposed. Summary of the Invention

[0003] The purpose of the present invention is to propose a locking device for a ton barrel lid that is convenient to operate in view of the defects and deficiencies of the prior art. It requires manual rotation, saves time and effort, enables the barrel lid to be locked, improves safety; it is fixed by pulling a pull rod in the horizontal position, with simple operation, conforming to the force-exerting posture and being convenient to operate.

[0004] To achieve the above purpose, the technical solution adopted by the present invention is: It includes an arc-shaped fixing frame; two arc-shaped fixing frames are arranged opposite to each other left and right, and several limiting grooves are opened on the inner ring wall of the arc-shaped fixing frame;

[0005] It further includes:

[0006] A locking mechanism, the locking mechanism is connected to the arc-shaped fixing frame;

[0007] A connecting mechanism, the connecting mechanism is arranged on the locking mechanism;

[0008] A fixing mechanism, the fixing mechanism is connected to the locking mechanism;

[0009] Through the above technical solution design, the limiting grooves on the arc-shaped fixing frame are clamped with the convex strips on the ton barrel lid through the locking mechanism, and the locking mechanism is fixed to the arc-shaped fixing frame through the fixing mechanism, and the ton barrel lid is locked through the locking mechanism; the connecting mechanism makes the locking mechanism convenient to use and is also convenient for the staff to take.

[0010] Preferably, the locking mechanism includes:

[0011] An annular sliding strip, the annular sliding strip is arranged on the outer sides of the two arc-shaped fixing frames, and the arc-shaped fixing frame is fixed to the inner side wall of the annular sliding strip; the bottoms of the limiting grooves of the arc-shaped fixing frame are all arranged in an arc shape that becomes narrower from wide from bottom to top;

[0012] The first slide rail, the first slide rail is sleeved on the annular slide bar; the fixing mechanism is arranged on the first slide rail;

[0013] The toothed ring, the toothed ring is fixed on the first slide rail, and the teeth on the toothed ring are arranged obliquely from high to low from inside to outside;

[0014] The first bevel gear, the first bevel gear is meshed with the right side of the toothed ring; the right side wall of the first bevel gear is connected to the output shaft of the motor, and the motor is built-in with a power supply; the motor is fixed on the connecting mechanism;

[0015] Through the above technical solution design, start the motor, so that the first bevel gear rotates, drives the toothed ring to rotate, makes the first slide rail rotate, and under the action of the fixing mechanism, drives the arc-shaped fixing frame to rotate, so that the lid of the ton barrel can rotate and descend to be tightened.

[0016] Preferably, the connecting mechanism includes:

[0017] The connecting ring, the connecting ring is arranged above the toothed ring, and the mounting end of the motor is fixed on the inner side wall of the connecting ring;

[0018] The second slide rail, the second slide rail is fixed at the bottom of the first slide rail; several sliders are slidably clamped in the second slide rail;

[0019] The connecting rod, the number of the connecting rods is several, and they are respectively fixedly arranged in a circular distribution at the bottom of the fixed rod, the connecting rod is a zigzag structure, and the other end of the connecting rod is fixed to the bottom of the slider;

[0020] Through the above technical solution design, when the first slide rail rotates, it drives the second slide rail to rotate, and the slider slides in the second slide rail, so that the connecting ring does not move and does not affect the operation of the motor.

[0021] Preferably, two handles are fixed at the upper end of the connecting ring;

[0022] Through the above technical solution design, the handle helps to move the locking device.

[0023] Preferably, the fixing mechanism includes:

[0024] The outer box, the outer box is an open-back structure, and the outer box is fixed on the first slide rail;

[0025] The internal thread tube, the internal thread tube is movably clamped in the first slide rail;

[0026] The screw rod, the screw rod is screwed and inserted at the outer end of the internal thread tube, a second bevel gear is fixed at the outer end of the screw rod, a third bevel gear is meshed on the outside of the second bevel gear, the third bevel gear is rotatably connected to the inner side wall of the outer box through a rotating shaft and a bearing, a gear is inserted and fixed in the rotating shaft, and a rack is meshed above the gear;

[0027] A drawbar, the drawbar is movably inserted on the outer side wall of the outer box, and the outer end of the drawbar is fixed to the rack;

[0028] Through the design of the above technical solution, pulling the drawbar drives the rack to move, causing the gear to rotate, driving the rotating shaft to rotate, causing the third bevel gear to rotate, driving the second bevel gear to rotate, causing the screw to rotate, driving the inner threaded tube to move inward, and making the rubber abut against the annular slide of the inner threaded tube, thereby connecting the annular slide.

[0029] Preferably, a rubber pad is fixed to the inner end of the inner threaded tube, and the inner side of the rubber pad is arranged to fit the shape of the annular slide;

[0030] Through the design of the above technical solution, the fitting arrangement of the inner side of the rubber pad with the annular slide makes the fixation of the annular slide more stable.

[0031] Preferably, a pull ring is fixed to the outer end of the drawbar;

[0032] Through the design of the above technical solution, the pull ring facilitates pulling the drawbar.

[0033] Compared with the prior art, the beneficial effects of the present invention are:

[0034] 1. There is a locking mechanism, which does not require manual rotation, saving time and effort, enabling the bucket lid to be locked, and improving safety;

[0035] 2. There is a fixing mechanism, which is fixed by pulling the drawbar in the horizontal position. The operation is simple, conforms to the force application posture, and is convenient for operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0037] Figure 1 It is a structural schematic diagram of the present invention.

[0038] Figure 2 It is Figure 1 the southwest isometric view of

[0039] Figure 3 It is Figure 2 the bottom structural schematic diagram of

[0040] Figure 4 It is Figure 3 the enlarged view of part A in

[0041] Figure 5 It is a cross-sectional view of the annular slide bar, the first slide rail, and the outer box in the present invention.

[0042] Figure 6 is Figure 5 an enlarged view of part B in

[0043] Explanation of reference numerals in the drawings:

[0044] Arc-shaped fixing bracket 1, limiting groove 1-1, locking mechanism 2, annular slide bar 2-1, first slide rail 2-2, toothed ring 2-3, first bevel gear 2-4, motor 2-5, connecting mechanism 3, connecting ring 3-1, handle 3-2, second slide rail 3-3, slider 3-4, connecting rod 3-5, fixing mechanism 4, outer box 4-1, internal threaded pipe 4-2, rubber pad 4-3, screw rod 4-4, second bevel gear 4-5, third bevel gear 4-6, rotating shaft 4-7, gear 4-8, rack 4-9, pull rod 4-10, pull ring 4-11. Detailed implementation manners

[0045] The present invention will be further described below with reference to the drawings. Embodiment 1

[0046] Please refer to Figures 1-3 , this Embodiment 1 includes an arc-shaped fixing bracket 1; two arc-shaped fixing brackets 1 are arranged opposite to each other left and right, and several limiting grooves 1-1 are provided on the inner ring wall of the arc-shaped fixing bracket 1;

[0047] It is characterized in that it further includes:

[0048] A locking mechanism 2, the locking mechanism 2 is connected to the arc-shaped fixing bracket 1;

[0049] A connecting mechanism 3, the connecting mechanism 3 is arranged on the locking mechanism 2;

[0050] A fixing mechanism 4, the fixing mechanism 4 is connected to the locking mechanism 2;

[0051] In Embodiment 1, through the locking mechanism 2, the limiting groove 1-1 on the arc-shaped fixing bracket 1 is engaged with the convex strip on the lid of the ton barrel, and the locking mechanism 2 is fixed to the arc-shaped fixing bracket 1 through the fixing mechanism 4, and the lid of the ton barrel is locked through the locking mechanism 2; the connecting mechanism 3 makes the locking mechanism 2 easy to use and is convenient for the staff to take. Embodiment 2

[0052] Please refer to Figures 1-6 , on the basis of Embodiment 1, the locking mechanism 2 includes:

[0053] An annular slide bar 2-1 is provided on the outer sides of two arc-shaped fixing frames 1. The arc-shaped fixing frames 1 and the inner side walls of the annular slide bar 2-1 are fixed by bolts. The bottoms of the limiting grooves 1-1 of the arc-shaped fixing frames 1 are arranged in an arc shape that becomes narrower from bottom to top and from wide to narrow.

[0054] A first slide rail 2-2 is sleeved on the annular slide bar 2-1. A fixing mechanism 4 is arranged on the first slide rail 2-2.

[0055] A toothed ring 2-3 is fixed on the first slide rail 2-2 by bolts. The teeth on the toothed ring 2-3 are arranged to incline from high to low from inside to outside.

[0056] A first bevel gear 2-4 is meshed with the right side of the toothed ring 2-3. The right side wall of the first bevel gear 2-4 is connected to the output shaft of a motor 2-5. The motor 2-5 has a built-in power supply, and the specific model used is directly purchased, installed, and used from the market according to actual usage requirements. The motor 2-5 is fixed on a connecting mechanism 3.

[0057] Adopting this embodiment, when the motor 2-5 is started, the first bevel gear 2-4 rotates, driving the toothed ring 2-3 to rotate, causing the first slide rail 2-2 to rotate. Under the action of the fixing mechanism 4, the arc-shaped fixing frame 1 is driven to rotate, so that the ton barrel lid can rotate and descend to be tightly closed. Embodiment Three

[0058] Please refer to Figures 1-4 , on the basis of Embodiment 2, the connecting mechanism 3 includes:

[0059] A connecting ring 3-1 is arranged above the toothed ring 2-3. The mounting end of the motor 2-5 is fixed on the inner side wall of the connecting ring 3-1. Two handles 3-2 are fixed at the upper end of the connecting ring 3-1 by bolts.

[0060] A second slide rail 3-3 is fixed at the bottom of the first slide rail 2-2 by bolts. Several sliders 3-4 are slidably clamped in the second slide rail 3-3.

[0061] The number of connecting rods 3-5 is several, and they are respectively fixed in an annular distribution with the bottom of the fixing rod by bolts. The connecting rod 3-5 is of a broken-line structure, and the other end of the connecting rod 3-5 is fixed to the bottom of the slider 3-4 by bolts.

[0062] Adopting this embodiment, when the first slide rail 2-2 rotates, it drives the second slide rail 3-3 to rotate, and the slider 3-4 slides in the second slide rail 3-3, making the connecting ring 3-1 immobile and not affecting the operation of the motor 2-5. Embodiment Four

[0063] Please refer to Figures 5-6 , on the basis of Embodiment 2, the fixing mechanism 4 includes:

[0064] An outer box 4-1, the outer box 4-1 is an open-back structure, and the outer box 4-1 is fixed on the first slide rail 2-2 by bolts;

[0065] An internally threaded tube 4-2, the internally threaded tube 4-2 is movably clamped in the first slide rail 2-2, and a rubber pad 4-3 is fixedly adhered to the inner end of the internally threaded tube 4-2, and the inner side of the rubber pad 4-3 is arranged to fit the shape of the annular slide bar 2-1;

[0066] A screw rod 4-4, the screw rod 4-4 is screwed and inserted at the outer end of the internally threaded tube 4-2, a second bevel gear 4-5 is fixedly installed at the outer end of the screw rod 4-4, a third bevel gear 4-6 is meshed with the outside of the second bevel gear 4-5, the third bevel gear 4-6 is rotatably connected to the inner side wall of the outer box 4-1 through a rotating shaft 4-7 and a bearing, a gear 4-8 is fixedly inserted in the rotating shaft 4-7, and a rack 4-9 is meshed above the gear 4-8;

[0067] A pull rod 4-10, the pull rod 4-10 is movably inserted on the outer side wall of the outer box 4-1, and the pull rod 4-10 is fixedly connected to the outer end of the rack 4-9 by bolts; a pull ring 4-11 is fixedly installed at the outer end of the pull rod 4-10;

[0068] In this embodiment, by pulling the pull ring 4-11, the pull rod 4-10 is pulled, driving the rack 4-9 to move, causing the gear 4-8 to rotate, driving the rotating shaft 4-7 to rotate, causing the third bevel gear 4-6 to rotate, driving the second bevel gear 4-5 to rotate, causing the screw rod 4-4 to rotate, driving the internally threaded tube 4-2 to move inward, and making the inner side of the rubber pad 4-3 fit the annular slide bar 2-1, thereby connecting the annular slide bar 2-1.

[0069] When the present invention is in use, the motor 2-5 is started, causing the first bevel gear 2-4 to rotate, driving the toothed ring 2-3 to rotate, causing the first slide rail 2-2 to rotate, pulling the pull ring 4-11, causing the pull rod 4-10 to be pulled, driving the rack 4-9 to move, causing the gear 4-8 to rotate, driving the rotating shaft 4-7 to rotate, causing the third bevel gear 4-6 to rotate, driving the second bevel gear 4-5 to rotate, causing the screw rod 4-4 to rotate, driving the internally threaded tube 4-2 to move inward, and making the inner side of the rubber pad 4-3 fit the annular slide bar 2-1, thereby connecting the annular slide bar 2-1. The annular slide bar 2-1 follows the rotation of the first slide rail 2-2, driving the arc-shaped fixing frame 1 to rotate. When the first slide rail 2-2 rotates, it drives the second slide rail 3-3 to rotate, and the slider 3-4 slides in the second slide rail 3-3, making the connecting ring 3-1 stationary without affecting the operation of the motor 2-5, enabling the ton barrel lid to rotate and descend to be tightened.

[0070] After adopting the above structure, the beneficial effects of this specific embodiment are as follows:

[0071] 1. There is a locking mechanism 2, which does not require manual rotation, saving time and effort, enabling the bucket lid to be locked and improving safety;

[0072] 2. There is a fixing mechanism 4, which is fixed by pulling the pull rod 4-10 in the horizontal position. The operation is simple, conforms to the force application posture and is convenient to operate.

[0073] The above is only used to illustrate the technical solution of the present invention rather than to limit it. Any other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solution of the present invention shall be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. A locking device for a ton barrel lid that is convenient to operate, which includes an arc-shaped fixing frame (1); two arc-shaped fixing frames (1) are arranged opposite to each other left and right, and several limiting grooves (1-1) are opened on the inner ring wall of the arc-shaped fixing frame (1); It is characterized in that It further includes: A locking mechanism (2), the locking mechanism (2) is connected to the arc-shaped fixing frame (1); the locking mechanism (2) includes: An annular slide bar (2-1), the annular slide bar (2-1) is arranged on the outer sides of the two arc-shaped fixing frames (1), and the arc-shaped fixing frame (1) is fixed to the inner side wall of the annular slide bar (2-1); the bottoms of the limiting grooves (1-1) of the arc-shaped fixing frame (1) are all arranged in an arc shape that is wide at the bottom and narrow at the top from bottom to top; A first slide rail (2-2), the first slide rail (2-2) is sleeved on the annular slide bar (2-1); a fixing mechanism (4) is arranged on the first slide rail (2-2); A toothed ring (2-3), the toothed ring (2-3) is fixed on the first slide rail (2-2), and the teeth on the toothed ring (2-3) are inclined from inside to outside in a shape that is high at the inner side and low at the outer side; A first bevel gear (2-4), the first bevel gear (2-4) is meshed with the right side of the toothed ring (2-3); the right side wall of the first bevel gear (2-4) is connected to the output shaft of the motor (2-5), and the motor (2-5) has a built-in power supply; the motor (2-5) is fixed on the connecting mechanism (3); A connecting mechanism (3), the connecting mechanism (3) is arranged on the locking mechanism (2); the connecting mechanism (3) includes: A connecting ring (3-1), the connecting ring (3-1) is arranged above the toothed ring (2-3), and the mounting end of the motor (2-5) is fixed to the inner side wall of the connecting ring (3-1); A second slide rail (3-3), the second slide rail (3-3) is fixed to the bottom of the first slide rail (2-2); several sliders (3-4) are slidably clamped in the second slide rail (3-3); Connecting rods (3-5), the number of the connecting rods (3-5) is several, and they are respectively fixed to the bottom of the fixed rod in a circular distribution, the connecting rods (3-5) are in a zigzag structure, and the other ends of the connecting rods (3-5) are fixed to the bottoms of the sliders (3-4); A fixing mechanism (4), the fixing mechanism (4) is connected to the locking mechanism (2), the fixing mechanism (4) includes: An outer box (4-1), the outer box (4-1) has an open structure towards the back, and the outer box (4-1) is fixed on the first slide rail (2-2); An internally threaded tube (4-2), the internally threaded tube (4-2) is movably clamped in the first slide rail (2-2); A screw rod (4-4), the screw rod (4-4) is screwed and inserted at the outer end of the internally threaded tube (4-2), a second bevel gear (4-5) is fixed to the outer end of the screw rod (4-4), a third bevel gear (4-6) is meshed with the outside of the second bevel gear (4-5), the third bevel gear (4-6) is rotatably connected to the inner side wall of the outer box (4-1) through a rotating shaft (4-7) and a bearing, a gear (4-8) is inserted and fixed in the rotating shaft (4-7), and a rack (4-9) is meshed above the gear (4-8); A pull rod (4 - 10), the pull rod (4 - 10) is movably inserted on the outer side wall of the outer box (4 - 1), and the outer end of the pull rod (4 - 10) is fixed to the outer end of the rack (4 - 9).

2. The locking device for the lid of a ton barrel that is easy to operate according to claim 1, wherein: Two handles (3 - 2) are fixed to the upper end of the connecting ring (3 - 1), one on the left and one on the right.

3. The locking device for the lid of a ton barrel which is convenient to operate according to claim 1, characterized in that: A rubber pad (4 - 3) is fixed to the inner end of the internally threaded tube (4 - 2), and the inner side of the rubber pad (4 - 3) is arranged to fit the shape of the annular sliding bar (2 - 1).

4. A locking device for the lid of a metric ton barrel that is easy to operate according to claim 1, characterized in that: A pull ring (4 - 11) is fixed to the outer end of the pull rod (4 - 10).

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