CN219221006U

CN219221006U - Locking structure convenient to assemble

Info

Publication number: CN219221006U
Application number: CN202223328678.1U
Authority: CN
Inventors: 徐菊芳; 杜学明; 杨棋凯
Original assignee: Changsha Canon General Pumps Co ltd
Current assignee: Changsha Canon General Pumps Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-06-20
Anticipated expiration: 2032-12-13

Abstract

The utility model discloses a locking structure convenient to assemble, which comprises a first nut structure and a second nut structure, wherein a cushion block structure is arranged on the left side of the first nut structure, an inner wire is arranged in the first nut structure, an outer wire is arranged on the inner side of the inner wire, and the second nut structure is arranged on the right side of the first nut structure. This locking structure who conveniently assembles compares with current locking mechanism, the device prevent moving back structure, nut structure and gasket structure as an organic whole, the user only need assemble once and can accomplish fixed locking, be favorable to improving the convenience of assembly the device, the device still is provided with multi-layer nut structure, after the nut outside edges and corners wearing and tearing of first level, the nut structure of user accessible second level dismantles or fixes the device, improve the practicality of the device, the device is provided with multiple preventing moving back structure simultaneously, can prevent the device to move back the silk effectively, be favorable to improving the locking effect of the device.

Description

Locking structure convenient to assemble

Technical Field

The utility model relates to the technical field of machinery, in particular to a locking structure convenient to assemble.

Background

The centrifugal pump is operated by utilizing the rotation of the impeller to make water generate centrifugal motion, before the water pump is started, the pump shell and the water suction pipe are required to be filled with water, then the motor is started, the pump shaft drives the impeller and the water to do high-speed rotation motion, the water generates centrifugal motion and is thrown to the outer edge of the impeller, the water flows into the water pressing pipeline of the water pump through the runner of the volute pump shell, the shaft sleeve part of the centrifugal pump is provided with a shaft sleeve nut, and the general nut is easy to withdraw, loosen and fall under the vibration of the pump body, so the shaft sleeve nut of the centrifugal pump needs to be provided with a corresponding locking structure.

The prior publication number is CN212584103U, which is named as a locking structure of a locking nut, the device comprises a first nut and a second nut, wherein the first nut comprises a first nut body and a first disc, and the second nut comprises a second nut body, and a second disc and a locking part which are arranged at two sides of the second nut body; the first nut and the second nut are sequentially fastened on the bolt, the first nut is abutted with the connecting plate, and the first nut and the second nut are respectively abutted through the first disc and the second disc; a tooth slot which is meshed with each other is arranged between the contact surfaces of the first disc and the second disc, when the connecting plate is vibrated and the bolt is loosened, the two oblique tooth surfaces can relatively move to generate lifting force, so that the locking effect is enhanced; and when the second nut is screwed in, the nylon ring is extruded and forms large and stable friction resistance with the bolt, so that the nylon ring has good absorption and damping effects on external impact and vibration.

The device has good absorption and damping effects on external impact and vibration, but the main body of the device is of a split type design, when the device is used for locking and fastening, a nylon ring is needed to be embedded into a second nut, then the first nut is screwed, and finally the second nut is screwed, so that the locking and fixing process is complicated, a plurality of steps are also needed to be carried out when the structure is disassembled, when the device is used in batches, the manpower and time are wasted greatly, and aiming at the situation, the technical innovation is carried out on the basis of the existing locking mechanism.

Disclosure of Invention

The utility model aims to provide a locking structure convenient to assemble, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a locking structure of convenient assembly, includes nut structure one and nut structure two, nut structure one's left side is provided with the cushion structure, and nut structure one's inside is provided with interior silk, interior silk's inboard is provided with the outer silk, and the inboard of outer silk is provided with the screw rod, nut structure two sets up in nut structure one's right side, and nut structure two's inside is provided with the nylon loop.

Further, the left side of nylon circle is provided with prevents moving back the subassembly, and prevents moving back the subassembly and include metal ring and anti-tooth, the inboard of metal ring is provided with anti-tooth.

Further, a bolt is arranged on the left side of the screw rod, and the bolt and the screw rod are welded.

Further, a first slotted hole is formed in the right side of the bolt, and the first slotted hole is connected with the bolt in an embedded mode.

Further, a pin is arranged in the first slot hole, and the pin is in sliding connection with the first slot hole.

Further, a limiting block is arranged at the upper end of the pin shaft, and the limiting block is welded with the pin shaft.

Furthermore, a second slotted hole is formed in the lower end of the pin shaft, and the second slotted hole is connected with the pin shaft in a mosaic mode.

Furthermore, an R pin is arranged in the second slot hole, and the R pin is in sliding connection with the second slot hole.

Compared with the prior art, the utility model has the beneficial effects that: the device prevent moving back structure, nut structure and gasket structure as an organic whole, the user only need assemble once part and can accomplish fixed locking, be favorable to improving the convenience of assembly the device, the device still is provided with multi-layer nut structure, after the nut outside edges and corners of first level wearing and tearing, the user accessible second level nut structure dismantles or fixes the device, improve the practicality of the device, the device is provided with multiple preventing moving back structure simultaneously, can prevent effectively that the device moves back the silk, be favorable to improving the locking effect of the device.

1. According to the utility model, through the arrangement of the first nut structure, the second nut structure, the cushion block structure, the inner wire, the outer wire, the screw rod and the nylon ring, the first nut structure, the second nut structure and the cushion block structure are integrally designed, the nylon ring is connected with the second nut structure in an embedded manner, meanwhile, the metal ring is welded with the second nut structure, when a user needs to assemble the device, the assembling part of the device is directly screwed in from the screw rod by using a tool, and at the moment, the assembly of the device can be completed by engaging and tightly locking the inner wire of the first nut structure, the second nut structure and the outer wire of the screw rod, and through the process, the user can complete fixed locking by only assembling one part, thereby being beneficial to improving the convenience of assembling the device.

2. According to the anti-back-out device, the nylon ring, the anti-back-out component, the metal ring, the anti-teeth, the first slotted hole, the pin shaft, the limiting block, the second slotted hole and the R pin are arranged, so that the nylon ring can play a role in preventing back-out of the screw to a certain extent, the anti-teeth of the two anti-back-out components can press the outer wires outside the screw after the device is installed, the anti-back-out locking effect of the device is greatly improved, and meanwhile, the pin shaft penetrates through the first slotted hole on the right side of the screw. The limiting block and the R pin in the lower end of the pin shaft enable the pin shaft not to naturally fall down and can only be manually removed, so that the pin shaft can directly resist the integrated assembly structure of the device, the falling of the assembly structure is fundamentally prevented, a good locking effect is achieved, the device can be effectively prevented from being unscrewed through the process, and the locking effect of the device is improved.

Drawings

FIG. 1 is a schematic elevational cross-sectional view of a locking structure of the present utility model for easy assembly;

FIG. 2 is a schematic perspective view of a first nut structure, a second nut structure and a spacer structure of a locking structure of the present utility model for easy assembly;

FIG. 3 is a perspective view of a retaining assembly of the present utility model with a locking mechanism for easy assembly;

fig. 4 is a schematic side view of a locking structure of the present utility model for easy assembly.

In the figure: 1. a first nut structure; 2. a second nut structure; 3. a cushion block structure; 4. an inner wire; 5. an outer thread; 6. a screw; 7. nylon rings; 8. an anti-back assembly; 801. a metal ring; 802. reversing teeth; 9. a bolt; 10. a slotted hole I; 11. a pin shaft; 12. a limiting block; 13. a slot II; 14. r pin.

Detailed Description

As shown in fig. 1 and 2, a locking structure convenient to assemble comprises a first nut structure 1 and a second nut structure 2, wherein a cushion block structure 3 is arranged on the left side of the first nut structure 1, an inner wire 4 is arranged in the first nut structure 1, an outer wire 5 is arranged on the inner side of the inner wire 4, a screw rod 6 is arranged on the inner side of the outer wire 5, the second nut structure 2 is arranged on the right side of the first nut structure 1, a nylon ring 7 is arranged in the second nut structure 2, the first nut structure 1, the second nut structure 2 and the cushion block structure 3 are integrally designed, the nylon ring 7 and the second nut structure 2 are connected in an inlaid manner, meanwhile, the metal ring 801 and the second nut structure 2 are welded, when a user needs to assemble the device, only a tool is needed to directly screw the assembly part of the device from the screw rod 6, at this time, the first nut structure 1, the second nut structure 2, the inner wire 4 of the cushion block structure 3 and the outer wire 5 of the screw rod 6 are meshed and snapped, the assembly of the device can be completed by the above process, a user can complete the fixing and locking by only assembling a part once, the convenience of assembling the device is improved, when the user needs to disassemble or install the device, the nut structure II 2 can be sleeved and rotated by using the small-size ring spanner, so that the assembling structure rotates to drive the inner wire 4 to rotate, the inner wire 4 and the outer wire 5 can rotate relatively to loosen or screw the device, when the edge angle of the nut structure II 2 is worn and cannot be screwed any more, the user can sleeve the nut structure I1 by using the large-size ring spanner to loosen or screw the device, the service life of the device is prolonged, the situation that the device cannot be disassembled due to the abrasion of the nut structure can be prevented, by the above process, after the edge angle of the outer side of the nut of the first level is worn, users can detach or fix the device through the nut structure of the second level, so that the practicability of the device is improved.

As shown in fig. 1, 3 and 4, the left side of the nylon ring 7 is provided with an anti-back component 8, the anti-back component 8 comprises a metal ring 801 and a reverse tooth 802, the inner side of the metal ring 801 is provided with the reverse tooth 802, the left side of the screw 6 is provided with a bolt 9, the bolt 9 is welded with the screw 6, the right side of the bolt 9 is internally provided with a slot hole 10, the slot hole 10 is connected with the bolt 9 in an embedded manner, the slot hole 10 is internally provided with a pin shaft 11, the pin shaft 11 is in sliding connection with the slot hole 10, the upper end of the pin shaft 11 is provided with a limiting block 12, the limiting block 12 is welded with the pin shaft 11, the lower end of the pin shaft 11 is internally provided with a slot hole 13, the slot hole 13 is in embedded connection with the pin shaft 11, the inner side of the slot hole 13 is provided with an R pin 14, the R pin 14 is in sliding connection with the slot hole 13, the nylon ring 7 can play the anti-back wire effect to a certain extent, the reverse tooth 802 of the anti-back component 8 can press the outer wire 5 outside the screw 6 after the device is installed, the anti-back effect of the pin 11 is greatly improved, and the anti-back effect of the screw 11 passes through the slot hole 10 from the right side of the screw 6. The limiting block 12 and the R pin 14 in the lower end of the pin 11 enable the pin 11 not to naturally fall down and can only be manually removed, so that the pin 11 can directly bear an integrated assembly structure of the device, the fall of the assembly structure is fundamentally stopped, a good locking effect is achieved, the device can be effectively prevented from moving back through the process, and the locking effect of the device is improved.

To sum up: when the locking structure convenient to assemble is used, the first nut structure 1, the second nut structure 2 and the cushion block structure 3 are designed into a whole, the nylon ring 7 is connected with the second nut structure 2 in an embedded way, meanwhile, the metal ring 801 is welded with the second nut structure 2, when a user needs to assemble the device, the assembling part of the device is directly screwed in the screw rod 6 by using a tool, at the moment, the first nut structure 1, the second nut structure 2 and the inner wire 4 of the cushion block structure 3 are meshed and snapped with the outer wire 5 of the screw rod 6, the assembly of the device can be completed, through the above process, the user can complete fixed locking by only assembling one part, when the user needs to disassemble or assemble the device, the small-size ring spanner can be used for sleeving the second nut structure 2 and rotating, thereby enabling the assembling structure to rotate and driving the inner wire 4 to rotate, the device can be loosened or screwed by relative rotation of the inner wire 4 and the outer wire 5, when the edges and corners of the second nut structure 2 are worn and cannot be screwed again, a user can use a large-size double-end wrench to sleeve the first nut structure 1 to loosen or screw the device, the service life of the device is prolonged, the situation that the device cannot be disassembled due to the fact that the nut structure is worn can be prevented, through the process, after the edges and corners of the outer side of the first level nut are worn, the user can detach or fix the device through the second level nut structure, the nylon ring 7 can play the effect of preventing the wire from backing, the reverse teeth 802 of the second anti-backing assembly 8 can press the outer wire 5 outside the screw 6 after the device is installed, the anti-backing locking effect of the device is greatly improved, and meanwhile, the pin 11 passes through the slot hole 10 on the right side of the screw 6. The limiting block 12 and the R pin 14 in the lower end of the pin 11 enable the pin 11 not to naturally fall down and can only be manually removed, so that the pin 11 can directly bear an integrated assembly structure of the device, the fall of the assembly structure is fundamentally stopped, a good locking effect is achieved, and the device can be effectively prevented from withdrawing wires through the process, which is the working principle of the locking structure convenient to assemble.

Claims

1. The utility model provides a locking structure of convenient assembly, includes nut structure one (1) and nut structure two (2), its characterized in that, the left side of nut structure one (1) is provided with cushion structure (3), and the inside of nut structure one (1) is provided with interior silk (4), the inboard of interior silk (4) is provided with outer silk (5), and the inboard of outer silk (5) is provided with screw rod (6), nut structure two (2) set up in the right side of nut structure one (1), and the inside of nut structure two (2) is provided with nylon loop (7).

2. The locking structure convenient to assemble according to claim 1, wherein a back-preventing component (8) is arranged on the left side of the nylon ring (7), the back-preventing component (8) comprises a metal ring (801) and a back tooth (802), and the back tooth (802) is arranged on the inner side of the metal ring (801).

3. The locking structure convenient to assemble according to claim 1, wherein the bolt (9) is arranged on the left side of the screw (6), and the bolt (9) and the screw (6) are welded.

4. A locking structure for easy assembly according to claim 3, wherein the bolt (9) has a slot (10) in the right side, and the slot (10) is connected with the bolt (9) in a mosaic manner.

5. The locking structure of claim 4, wherein the pin (11) is disposed in the slot one (10), and the pin (11) is slidably connected to the slot one (10).

6. The locking structure convenient to assemble according to claim 5, wherein a limiting block (12) is arranged at the upper end of the pin shaft (11), and the limiting block (12) is welded with the pin shaft (11).

7. The locking structure of claim 5, wherein the second slot (13) is disposed in the lower end of the pin shaft (11), and the second slot (13) is connected with the pin shaft (11) in a mosaic manner.

8. The locking structure of claim 7, wherein the second slot hole (13) is provided with an R pin (14), and the R pin (14) is slidably connected to the second slot hole (13).