A locking mechanism

Abstract

The present invention discloses a locking mechanism, including a rotating arm assembly rotatably connected to a carrier through a hinge shaft, a rotating disk sleeved on the rotating arm assembly and capable of moving and positioning along the axis direction of the rotating arm assembly, and a frame rod located outside the rotating disk, wherein the frame rod includes an upper U-shaped block sleeved on the rotating arm assembly with a U-shaped groove, a connecting rod connected to the lower end of the upper U-shaped block, a lower U-shaped block connected to the lower end of the connecting rod and sleeved on a plugging drill with a U-shaped groove, and a cross frame fixed to the lower part of the connecting rod, wherein the two ends of the cross frame are connected to the two side plates of the flow channel through a first bolt, the upper U-shaped block contacts the outer side surface of the rotating disk, the plugging drill is connected with a positioning pin, and the lower U-shaped block contacts the outer side surface of the positioning pin. The plugging drill is locked by using the lever principle, and after locking, it is safe and reliable, and can effectively prevent aluminum liquid from running away and causing safety accidents; it is easy to operate, install and use.

Description

Technical Field

[0001] The invention relates to the technical field of aluminum processing, and in particular to a locking mechanism. Background Art

[0002] At present, most of the older production workshops in the aluminum processing industry do not use locking mechanisms at the degassing chamber and the filter basin discharge port. Instead, they use the traditional method of manually tightening the plugging holes with a plugging rod. During use, if the plugging rod is not firmly plugged, or if the plugging rod is accidentally hit, the liquid in the device will leak out. There have also been cases of metal leaking and scalding people, resulting in safety scalding accidents.

[0003] In summary, how to effectively solve the problems of blockage of the degassing chamber and the filter basin and easy flow of the drill is an urgent problem to be solved by technical personnel in this field. Summary of the invention

[0004] The purpose of the present invention is to provide a locking mechanism, which can lock a plugging drill to prevent aluminum liquid from escaping and causing safety accidents.

[0005] In order to solve the above technical problems, the present invention provides the following technical solutions:

[0006] A locking mechanism comprises a rotating arm assembly rotatably connected to a carrier through a hinge shaft, a rotating disk mounted on the rotating arm assembly and capable of moving and positioning along the axial direction of the rotating arm assembly, and a frame rod located on the outside of the rotating disk, the frame rod comprising an upper U-shaped block mounted on the rotating arm assembly with a U-shaped groove, a connecting rod connected to the lower end of the upper U-shaped block, a lower U-shaped block connected to the lower end of the connecting rod and with a U-shaped groove mounted on a plugging drill, and a cross frame fixed to the lower part of the connecting rod, the two ends of the cross frame being connected to the two side plates of the flow channel by a first bolt, the upper U-shaped block contacts the outer side surface of the rotating disk, a positioning pin is connected to the plugging drill, and the lower U-shaped block contacts the outer side surface of the positioning pin.

[0007] Preferably, the cross frame includes a cross bar fixed on the connecting rod, and two vertical plates respectively installed at both ends of the cross bar, and the upper ends of the two vertical plates are provided with U-shaped notches, and the side plates of the flow channel are provided with circular holes, and the first bolt passes through the circular hole and the fixedly connected U-shaped notch, and is fastened by a nut at the end.

[0008] Preferably, the cross bar has a slide groove along its axial direction, and the upper end of the vertical plate has a block that can be stuck in the slide groove, and the block can move in the slide groove.

[0009] Preferably, the rotating arm assembly includes a positioning seat which is relatively fixedly connected to the carrier and has through holes on the upper and lower end faces, a rotating arm body which is inserted into the groove of the positioning seat and has a connecting hole, and a second bolt connected to the through hole and the connecting hole, and the end of the second bolt is fixed by a cotter pin.

[0010] Preferably, it further comprises a positioning plate fixed on the carrier, the positioning plate has a threaded hole, the positioning seat has an opening, and a third bolt is connected in the opening and the threaded hole.

[0011] Preferably, the positioning plate has a plurality of threaded holes from top to bottom, and the positioning seat is connected to one of them.

[0012] Preferably, the rotating arm body has an external thread, the set hole of the rotating disk has an internal thread matching the external thread, and the rotating arm body and the rotating disk are connected by threads.

[0013] Preferably, the connecting rod includes an upper sleeve connected to the upper U-shaped block and a lower sleeve connected to the lower U-shaped block, the lower sleeve is sleeved in the upper sleeve, and the upper sleeve and the lower sleeve both have multiple adjustment holes, and the fourth bolt is connected to the adjustment holes of the upper sleeve and the lower sleeve.

[0014] Preferably, the positioning pin is a semicircular groove block that cooperates with the eye-plugging drill, and the semicircular groove block is straddled on the eye-plugging drill. Bolt holes are provided on both ends of the semicircular groove block and the eye-plugging drill, and a fifth bolt is connected to the bolt hole and the end of the fifth bolt is fastened by a nut.

[0015] Preferably, the plugging drill has a plurality of bolt holes along its axial direction, and the semicircular groove blocks are connected to one of them.

[0016] The locking mechanism provided by the present invention comprises a rotating arm assembly, a rotating disk and a frame rod. The rotating arm assembly is rotatably connected to the carrier through a hinge shaft. The hinge shaft is in the vertical direction, and the rotating arm assembly can rotate around the hinge shaft. The rotating disk is mounted on the rotating arm assembly, and the rotating disk can move along the axial direction of the rotating arm assembly. After the position of the rotating disk is determined, the rotating disk is positioned and fixed to prevent the rotating disk from moving. The frame rod comprises an upper U-shaped block, a connecting rod, a lower U-shaped block, and a cross frame. The connecting rod is connected to the lower end of the upper U-shaped block, and the lower U-shaped block is connected to the lower end of the connecting rod. The connecting rod connects the upper U-shaped block and the lower U-shaped block. In the initial state, the connecting rod is in a vertical state. The cross frame is fixed to the lower part of the connecting rod, and the two ends of the cross frame are connected to the two side plates of the flow channel through a first bolt, and the cross frame can rotate around the first bolt. The cross frame of the frame rod is rotatably connected to the flow channel, and the cross frame of the frame rod cannot move laterally. The upper U-shaped block and the lower U-shaped block have U-shaped grooves. Preferably, the U-shaped groove of the upper U-shaped block faces the side, and the U-shaped groove of the lower U-shaped block faces downward. The U-shaped groove of the upper U-shaped block is sleeved on the rotating arm assembly, and the U-shaped groove of the lower U-shaped block is sleeved on the plugging drill. The plugging drill is connected to a positioning block, and the frame rod is located on the outside of the rotating disk and the positioning block. The frame rod is an important component in the locking mechanism. The upper U-shaped block of the frame rod contacts the outer side of the rotating disk, the lower U-shaped block contacts the outer side of the positioning block, and the middle part is connected to the flow channel, which plays a role of connecting the upper and lower parts.

[0017] After the locking mechanism is installed and adjusted, adjust the rotating disk outward and press against the upper U-shaped block of the frame rod. The horizontal frame cannot move horizontally. With the horizontal frame as a fulcrum, the lower U-shaped block of the frame rod presses the positioning block inward due to the action of the lever to lock the plugging drill to achieve the purpose of locking. When disassembling, adjust the rotating disk inward, loosen the frame rod, and remove the frame rod.

[0018] By applying the technical solution provided in the embodiment of the present invention, the plugging drill is locked using the lever principle. After locking, it is safe and reliable and can effectively prevent aluminum liquid from escaping and causing safety accidents. It is easy to operate, install and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 A schematic diagram of the structure of a locking mechanism provided in a specific embodiment of the present invention;

[0021] Figure 2 for Figure 1 Side view of.

[0022] The following are marked in the accompanying drawings:

[0023] 1-carrier; 2-positioning plate; 3-rotating arm assembly; 4-rotating plate; 5-support rod; 6-plugging drill; 7-flow channel. DETAILED DESCRIPTION

[0024] The core of the present invention is to provide a locking mechanism, which locks the plugging drill to prevent aluminum liquid from escaping and causing safety accidents.

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] Please refer to Figure 1 to Figure 2 , Figure 1 A schematic diagram of the structure of a locking mechanism provided in a specific embodiment of the present invention; Figure 2 for Figure 1 Side view of.

[0027] In a specific embodiment, the locking mechanism provided by the present invention includes a rotating arm assembly 3 rotatably connected to a carrier 1 through a hinge shaft, a rotating disk 4 mounted on the rotating arm assembly 3 and capable of moving and positioning along the axial direction of the rotating arm assembly 3, and a frame rod 5 located on the outside of the rotating disk 4, the frame rod 5 includes an upper U-shaped block with a U-shaped groove mounted on the rotating arm assembly 3, a connecting rod connected to the lower end of the upper U-shaped block, a lower U-shaped block connected to the lower end of the connecting rod and with a U-shaped groove mounted on a plugging drill 6, and a cross frame fixed to the lower part of the connecting rod, the two ends of the cross frame are connected to the two side plates of the flow channel 7 by a first bolt, the upper U-shaped block contacts the outer side surface of the rotating disk 4, a positioning pin is connected to the plugging drill 6, and the lower U-shaped block contacts the outer side surface of the positioning pin.

[0028] In the above structure, the locking mechanism includes a rotating arm assembly 3, a rotating disk 4 and a frame rod 5. The rotating arm assembly 3 is rotatably connected to the carrier 1 through a hinge shaft. The hinge shaft is in the vertical direction, and the rotating arm assembly 3 can rotate around the hinge shaft. It should be noted that the carrier 1 refers to the degassing chamber and filter basin in the aluminum processing industry. The material of the carrier 1 is generally selected from the low-cost Q235 material.

[0029] The rotating disk 4 is mounted on the rotating arm assembly 3 and can move along the axis direction of the rotating arm assembly 3. After the position of the rotating disk 4 is determined, the rotating disk 4 is positioned and fixed to prevent the rotating disk 4 from moving.

[0030] The rack rod 5 comprises an upper U-shaped block, a connecting rod, a lower U-shaped block, and a cross frame, wherein the connecting rod is connected to the lower end of the upper U-shaped block, the lower U-shaped block is connected to the lower end of the connecting rod, and the connecting rod connects the upper U-shaped block and the lower U-shaped block. In the initial state, the connecting rod is in a vertical state.

[0031] The cross frame is fixed to the lower part of the connecting rod, and the two ends of the cross frame are connected to the two side plates of the flow channel 7 by the first bolt, and the cross frame can rotate around the first bolt. The cross frame of the frame rod 5 is rotatably connected to the flow channel 7, and the cross frame of the frame rod 5 cannot move laterally. The flow channel 7 is placed on the carrier 1 to facilitate the aluminum liquid to flow along the flow channel 7. The flow channel 7 can be made of Q235 material with low cost.

[0032] The upper U-shaped block and the lower U-shaped block have U-shaped grooves. Preferably, the U-shaped groove of the upper U-shaped block faces the side, and the U-shaped groove of the lower U-shaped block faces downward. The U-shaped groove of the upper U-shaped block is sleeved on the rotating arm assembly 3, and the U-shaped groove of the lower U-shaped block is sleeved on the plugging drill 6. The plugging drill 6 blocks the discharge port on the carrier 1, and the material can be selected from the low-cost Q235 material.

[0033] The plugging drill 6 is connected with a positioning block, and the frame rod 5 is located outside the rotating disk 4 and the positioning block. The frame rod 5 is an important component in the locking mechanism. The upper U-shaped block of the frame rod 5 contacts the outer side of the rotating disk 4, the lower U-shaped block contacts the outer side of the positioning block, and the middle part is connected to the flow channel 7, which plays a role of connecting the upper and lower parts.

[0034] After the locking mechanism is installed and adjusted, the rotating disk 4 is adjusted outward to press against the upper U-shaped block of the frame rod 5, and the cross frame cannot move horizontally. With the cross frame as a fulcrum, the lower U-shaped block of the frame rod 5 presses the positioning block inward due to the action of the lever to lock the plugging drill 6 to achieve the purpose of locking. When disassembling, the rotating disk 4 is adjusted inward to loosen the frame rod 5, and the frame rod 5 can be removed.

[0035] By applying the technical solution provided in the embodiment of the present invention, the plugging drill 6 is locked by utilizing the lever principle. After being locked, it is safe and reliable and can effectively prevent aluminum liquid from escaping and causing safety accidents. It is easy to operate, install and use.

[0036] On the basis of the above specific implementation, the cross frame includes a cross bar and two vertical plates. The cross bar is fixed on the connecting rod, and the axis direction of the cross bar is in the horizontal direction. The two vertical plates are respectively installed at the two ends of the cross bar. The upper ends of the two vertical plates are provided with U-shaped notches. The side plates of the flow channel 7 have round holes. The first bolt passes through the round holes and the fixed connection U-shaped notches, and is fastened by a nut at the end. The first bolt not only connects the cross frame and the flow channel 7 to limit the movement of the cross frame; it also serves as a rotation axis. The vertical plates rotate around the first bolt, making the cross bar a lever fulcrum of the device.

[0037] To further optimize the above technical solution, a slide groove is provided on the cross bar, and the slide groove is along the axial direction of the cross bar. A block is provided at the upper end of the vertical plate, and the block can be stuck in the slide groove and move in the slide groove. The lateral position of the vertical plate can be adjusted to match flow channels 7 of different sizes, which is convenient for the installation and use of the locking mechanism.

[0038] In another more reliable embodiment, based on any one of the above embodiments, the rotating arm assembly 3 includes a positioning seat relatively fixedly connected to the carrier 1 and having through holes on the upper and lower end faces, a rotating arm body inserted into the groove of the positioning seat and having a connecting hole, and a second bolt connected to the through hole and the connecting hole, and the end of the second bolt is fixed by a cotter pin.

[0039] In the above structure, the rotating arm assembly 3 includes a positioning seat, a rotating arm body, and a second bolt. The positioning seat is relatively fixedly connected to the carrier 1, and the positioning seat has a groove. The connecting end of the rotating arm body is inserted into the groove of the positioning seat. The upper and lower end faces of the positioning seat have through holes, and the connecting end of the rotating arm body has a connecting hole. The second bolt is connected to the through hole and the connecting hole. The end of the second bolt is fixed by a cotter pin. The second bolt connects the rotating arm body and the positioning seat, and the second bolt is a hinge shaft, and the rotating arm body can rotate around the second bolt. After the installation is completed, the rotating arm body is located directly above the plugging drill 6 for easy use. The material of the rotating arm body can be Q235 material, which is relatively low in cost.

[0040] The above technical solution is further optimized, and further includes a positioning plate 2 fixed on the carrier 1. The positioning seat can be welded on the carrier 1, and the fixing is relatively firm, which is convenient for positioning the rotating arm assembly 3. The material of the positioning plate 2 can be Q235 material, which is relatively low in cost.

[0041] The positioning plate 2 is provided with a threaded hole, the positioning seat is provided with an opening, and a third bolt is connected in the opening and the threaded hole, so that the connection is detachable, the connection is convenient, and the disassembly is easy, and the use is convenient.

[0042] For the locking mechanism in each of the above embodiments, the positioning plate 2 has multiple threaded holes from top to bottom, and the spacing between the multiple threaded holes can be equal or unequal. The positioning seat selects one of the threaded holes for connection, which is convenient for adjusting the vertical position of the rotating arm assembly 3. The longitudinal position can be adjusted according to the actual situation on site, which greatly increases the practicality of the device.

[0043] For the locking mechanism in each of the above embodiments, the rotating arm body has an external thread, the set hole of the rotating disk 4 has an internal thread matching the external thread, and the rotating arm body and the rotating disk 4 are connected by threads, which facilitates the adjustment of the lateral position of the rotating disk 4 on the rotating arm body, thereby adjusting the position of the rack rod 5 to achieve the purpose of locking. The material of the rotating arm body can be selected from Q235 material, which is low in cost.

[0044] In another more reliable embodiment, based on any one of the above embodiments, the connecting rod includes an upper sleeve connected to the upper U-shaped block, and a lower sleeve connected to the lower U-shaped block, the lower sleeve is sleeved in the upper sleeve, and the upper sleeve and the lower sleeve both have multiple adjustment holes, and the fourth bolt is connected in the adjustment holes of the upper sleeve and the lower sleeve.

[0045] In the above structure, the connecting rod includes an upper sleeve and a lower sleeve. The upper sleeve is connected to the upper U-shaped block, the lower sleeve is connected to the lower U-shaped block, and the lower sleeve is sleeved in the upper sleeve. Both the upper sleeve and the lower sleeve have multiple adjustment holes. The adjustment holes of the upper sleeve and the lower sleeve are connected with a fourth bolt. The upper sleeve and the lower sleeve can be connected by adjusting holes of different heights. The vertical height of the rack 5 can be adjusted according to the actual spacing on site, which is very practical. The material of the upper sleeve and the lower sleeve can be Q235 material, which has a low cost. It should be noted that the materials of the various components mentioned here and above can be selected from materials with higher strength, hardness and better quality, which are all within the protection scope of the present invention.

[0046] In another more reliable embodiment, based on any one of the above embodiments, the positioning block is a semicircular groove block that cooperates with the eye-plugging drill 6, and the semicircular groove block is straddled on the eye-plugging drill 6. The semicircular groove block and the eye-plugging drill 6 fit tightly and have better stability.

[0047] Bolt holes are provided at both ends of the semicircular groove block and on the eye-plugging drill 6. A fifth bolt is connected to the bolt hole and the end of the fifth bolt is fastened by a nut. The fifth bolt fixes the semicircular groove block to the eye-plugging drill 6 and is a detachable connection for easy disassembly and adjustment.

[0048] To further optimize the above technical solution, the eye-plugging drill 6 has a plurality of bolt holes along its axial direction, and the semicircular groove block selects one of the bolt holes for connection. The semicircular groove block can be moved on the eye-plugging drill 6 and connected to the bolt holes at different positions, which is convenient for adjusting the lateral position and greatly enhances the practicability of the locking device.

[0049] The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the various embodiments can be referenced to each other.

[0050] The locking mechanism provided by the present invention is described in detail above. Specific examples are used in this article to illustrate the principles and implementation methods of the present invention. The description of the above embodiments is only used to help understand the method and core ideas of the present invention. It should be pointed out that for ordinary technicians in this technical field, without departing from the principles of the present invention, several improvements and modifications can be made to the present invention, and these improvements and modifications also fall within the scope of protection of the claims of the present invention. Therefore, the present invention will not be limited to the embodiments shown in this article, but will conform to the widest scope consistent with the principles and novel features disclosed in this article.

Claims

1. A locking mechanism, characterized in that: The invention comprises a rotating arm assembly (3) rotatably connected to a carrier (1) via a hinge shaft, a rotating disk (4) sleeved on the rotating arm assembly (3) and capable of moving and positioning along the axial direction of the rotating arm assembly (3), and a frame rod (5) located outside the rotating disk (4), wherein the frame rod (5) comprises an upper U-shaped block sleeved on the rotating arm assembly (3) via a U-shaped groove, a connecting rod connected to the lower end of the upper U-shaped block, a lower U-shaped block connected to the lower end of the connecting rod and sleeved on a plugging drill (6) via a U-shaped groove, and a cross frame fixed to the lower part of the connecting rod, wherein the two ends of the cross frame are connected to the two side plates of the flow channel (7) via a first bolt, and the upper U-shaped block contacts the outer side surface of the rotating disk (4). A positioning pin is connected to the eye-plugging drill (6), and the lower U-shaped block contacts the outer side of the positioning pin. The cross frame includes a cross bar fixed on the connecting rod, two vertical plates respectively installed at both ends of the cross bar, and the upper ends of the two vertical plates are provided with U-shaped notches. The side plates of the flow channel (7) have round holes, and the first bolt passes through the round hole and the fixedly connected U-shaped notch, and is fastened at the end by a nut. The rotating arm assembly (3) includes a positioning seat fixedly connected to the carrier (1) and having through holes on the upper and lower end faces, a rotating arm body inserted into the groove of the positioning seat and having a connecting hole, and a second bolt connected to the through hole and the connecting hole, and the end of the second bolt is fixed by a cotter pin.

2. The locking mechanism according to claim 1, characterized in that: The cross bar is provided with a slide groove along the axial direction thereof, and the upper end of the vertical plate is provided with a clamping block which can be clamped in the slide groove, and the clamping block can move in the slide groove.

3. The locking mechanism according to claim 1, characterized in that: It also comprises a positioning plate (2) fixed on the carrier (1), the positioning plate (2) having a threaded hole, the positioning seat having an opening, and a third bolt connected inside the opening and the threaded hole.

4. The locking mechanism according to claim 3, characterized in that: The positioning plate (2) has a plurality of threaded holes from top to bottom, and the positioning seat is connected to one of them.

5. The locking mechanism according to claim 1, characterized in that: The rotating arm body has an external thread, the set hole of the rotating disk (4) has an internal thread matching the external thread, and the rotating arm body and the rotating disk (4) are connected via threads.

6. The locking mechanism according to claim 1, characterized in that: The connecting rod includes an upper sleeve connected to the upper U-shaped block and a lower sleeve connected to the lower U-shaped block. The lower sleeve is sleeved in the upper sleeve. Both the upper sleeve and the lower sleeve have multiple adjustment holes. The adjustment holes of the upper sleeve and the lower sleeve are connected with fourth bolts.

7. The locking mechanism according to any one of claims 1 to 6, characterized in that: The positioning pin is a semicircular groove block that matches the eye-plugging drill (6). The semicircular groove block is straddled on the eye-plugging drill (6). Bolt holes are provided at both ends of the semicircular groove block and on the eye-plugging drill (6). A fifth bolt is connected to the bolt hole and the end of the fifth bolt is fastened by a nut.

8. The locking mechanism according to claim 7, characterized in that: The plugging drill (6) has a plurality of bolt holes along its axial direction, and the semicircular groove blocks are connected to one of them.

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