CN220015770U - Nut structure with high strength, low temperature resistance and moisture resistance - Google Patents

Abstract

The utility model belongs to the field of nuts, in particular to a high-strength low-temperature-resistant and moisture-resistant nut structure, which comprises a nut main body, wherein the nut main body is provided with a threaded hole, the nut main body is provided with a traction cavity and a movable cavity, the threaded hole is provided with an operation port, the traction cavity is provided with two operation blocks, the operation blocks are provided with a rotating cavity and a traction groove, the rotating cavity is provided with a threaded sleeve rod, the threaded sleeve rod is provided with a sliding block, the sliding block is correspondingly assembled with the traction groove, the threaded sleeve rod is provided with a traction plate, the traction plate is assembled with the movable cavity, the traction plate is provided with a rubber clamping block, and the rubber clamping block is assembled with the operation port.

Description

Nut structure with high strength, low temperature resistance and moisture resistance

Technical Field

The utility model relates to the field of nuts, in particular to a nut structure with high strength, low temperature resistance and moisture resistance.

Background

The nut is a part which is screwed with the bolt or the screw rod to play a fastening role, the nut is a part which is used for tightly connecting mechanical equipment, the nut and the bolt with the same specification can be connected together through the inner threads, the nut has high strength, and the surface of the nut is coated with low-temperature-resistant and moisture-resistant materials, so that the using effect of the nut is better.

The prior sheet metal nut (application number: CN 200980152192.5) increases the elastic range of the nut due to the connection arch between the support disc and the assembly of the threaded tube and hexagonal peripheral portion. In addition, the tightening torque causing the breakage of the nut is increased by increasing the contact between the thread and the screw, but the existing nuts have the following problems in use:

the nut is easy to fall off from the bolt due to mechanical vibration in use, and the stability between the nut and the bolt is affected, so that the nut structure related to high strength, low temperature resistance and moisture resistance is necessary for the existing nut field.

Disclosure of Invention

In order to make up the deficiency of the prior art, the existing nut is easy to cause the phenomenon that the nut falls off from the bolt due to mechanical vibration in use, and the stability between the nut and the bolt is affected.

The technical scheme adopted for solving the technical problems is as follows: the utility model discloses a high-strength low-temperature-resistant and moisture-resistant nut structure, which comprises a nut main body, wherein a threaded hole is formed in the nut main body in a penetrating manner, a traction cavity is formed in the nut main body, the traction cavity is positioned on one side of the threaded hole, movable cavities are symmetrically arranged on the traction cavity, the movable cavities are positioned on two sides of the threaded hole, operation ports are symmetrically arranged on the inner wall of the threaded hole, the operation ports are correspondingly communicated with the movable cavities, two operation blocks are fixedly assembled on the traction cavity, rotating cavities are respectively arranged in the operation blocks, traction grooves are symmetrically arranged on the rotating cavities, threaded sleeve rods are respectively movably assembled on the rotating cavities, sliding blocks are respectively and symmetrically fixedly assembled on the threaded sleeve rods, one ends of the threaded sleeve rods are respectively and movably assembled with the traction grooves, traction plates are respectively and fixedly assembled on one ends of the threaded sleeve rods, rubber clamping blocks are respectively and fixedly assembled on the traction plates, and the rubber clamping blocks are correspondingly and movably assembled with the operation ports.

Preferably, the rotating cavities are movably provided with transmission screw rods, and the transmission screw rods are correspondingly in threaded assembly with the threaded sleeve rods.

Preferably, one end of the transmission screw rod movably penetrates through the operation block, the first constant diameter bevel gears are fixedly assembled at one end of the transmission screw rod, the first constant diameter bevel gears are located on one side of the operation block, and the two first constant diameter bevel gears are close to each other.

Preferably, a placing opening is formed in the nut main body, a rotating rod is movably arranged on the placing opening, one end of the rotating rod penetrates into the traction cavity, and a second constant diameter bevel gear is fixedly arranged at one end of the rotating rod.

Preferably, the second miter gear is located between the two first miter gears, and the second miter gear is toothed with the two first miter gears, respectively.

Preferably, a knob is fixedly arranged at the other end of the rotating rod, and the knob is positioned in the placing opening.

The utility model has the advantages that:

according to the utility model, the nut main body and the bolt are assembled in a threaded manner, the knob in the placing port is twisted after the installation is completed, so that the rotating rod drives the second constant diameter bevel gear to rotate, the second constant diameter bevel gear drives the two first constant diameter bevel gears on two sides to rotate, the transmission screw rod rotates in the threaded sleeve rod, the sliding block moves on the traction groove, the rubber clamping block on the traction plate conveniently moves towards the direction of the operation port, and the rubber clamping block passes through the operation port to fasten the bolt.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a nut with high strength, low temperature resistance and moisture resistance;

FIG. 2 is a schematic cross-sectional view of FIG. 1 in accordance with the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is a schematic perspective view of a nut with high strength, low temperature resistance and moisture resistance.

In the figure:

10. a nut body; 11. a threaded hole; 12. a placement port; 13. a knob;

20. a traction chamber; 21. a movable cavity; 22. an operation port; 23. a traction plate;

30. a rubber clamping block; 31. an operation block; 32. a threaded sleeve rod; 33. a rotating chamber;

40. a traction groove; 41. a sliding block; 42. a transmission screw rod; 43. a first miter gear;

50. a rotating lever; 51. a second miter gear.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the nut structure with high strength, low temperature resistance and moisture resistance comprises a nut body 10, a threaded hole 11 is penetrated and arranged on the nut body 10, a traction cavity 20 is arranged in the nut body 10, the traction cavity 20 is positioned on one side of the threaded hole 11, a movable cavity 21 is symmetrically arranged on the traction cavity 20, the movable cavity 21 is positioned on two sides of the threaded hole 11, an operation opening 22 communicated with the movable cavity 21 is symmetrically arranged on the inner wall of the threaded hole 11, two operation blocks 31 are fixedly assembled on the traction cavity 20, rotating cavities 33 are respectively arranged in the operation blocks 31, traction grooves 40 are symmetrically arranged on the rotating cavities 33, threaded sleeve rods 32 are respectively and fixedly assembled on the threaded sleeve rods 32, sliding blocks 41 moving on the traction grooves 40 are respectively and fixedly assembled on one ends of the threaded sleeve rods 32, a traction plate 23 moving on the movable cavity 21 is respectively, and rubber clamping blocks 30 correspondingly moving on the operation openings 22 are respectively and fixedly assembled on the traction plate 23.

During operation, the threaded sleeve rod 32 moves on the rotating cavity 33, and the sliding block 41 moves on the traction groove 40, so that the threaded sleeve rod 32 drives the rubber clamping block 30 on the traction plate 23 to move on the operation port 22, and the stability between the nut body 10 and the bolt is improved when the nut body 10 and the bolt are installed.

Further, the transmission screw rod 42 which is in threaded assembly with the threaded sleeve rod 32 is movably assembled on the rotating cavity 33, one end of the transmission screw rod 42 movably penetrates through the operation block 31, a first constant diameter bevel gear 43 is fixedly assembled on one end of the transmission screw rod 42, the first constant diameter bevel gear 43 is located on one side of the operation block 31, and the two first constant diameter bevel gears 43 are close to each other.

In operation, the first miter gear 43 drives the drive screw 42 to rotate, such that the drive screw 42 rotates within the threaded shank 32, and the slider 41 moves over the traction groove 40.

Further, a placing port 12 is provided on the nut body 10, a rotating rod 50 is movably mounted on the placing port 12, one end of the rotating rod 50 penetrates into the traction cavity 20, a second constant diameter bevel gear 51 is fixedly mounted at one end of the rotating rod 50, the second constant diameter bevel gears 51 are respectively in toothed arrangement with the two first constant diameter bevel gears 43 at two sides, and a knob 13 positioned in the placing port 12 is fixedly mounted at the other end of the rotating rod 50.

In operation, knob 13 is twisted such that rotating rod 50 drives second miter gear 51 to rotate, and second miter gear 51 drives two first miter gears 43 to rotate, respectively.

Working principle: through nut main part 10 and bolt screw assembly, twist the knob 13 in placing the mouth 12 after the installation is accomplished for dwang 50 drives second miter gear 51 and rotates, and second miter gear 51 drives two first miter gears 43 of both sides and rotates, makes transmission lead screw 42 rotate in screw thread loop bar 32, lets slider 41 remove on traction groove 40, makes things convenient for rubber grip 30 on traction plate 23 to remove towards the direction of operation mouth 22, and rubber grip 30 passes operation mouth 22 and fastens the bolt.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. High strength low temperature resistant moisture resistance's nut structure, its characterized in that: comprises a nut main body (10), a threaded hole (11) is formed in the nut main body (10) in a penetrating manner, a traction cavity (20) is formed in the nut main body (10), the traction cavity (20) is located on one side of the threaded hole (11), movable cavities (21) are symmetrically formed in the traction cavity (20), the movable cavities (21) are located on two sides of the threaded hole (11), an operation opening (22) is symmetrically formed in the inner wall of the threaded hole (11), the operation opening (22) is correspondingly communicated with the movable cavities (21), two operation blocks (31) are fixedly assembled on the traction cavity (20), rotating cavities (33) are formed in the operation blocks (31), traction grooves (40) are symmetrically formed in the rotating cavities (33), threaded sleeve rods (32) are movably assembled on the rotating cavities (33), sliding blocks (41) are symmetrically and fixedly assembled on the threaded sleeve rods (32), the sliding blocks (41) are correspondingly movably assembled with the traction grooves (40), one ends of the threaded sleeve rods (32) movably penetrate through the operation blocks (31), one ends of the threaded sleeve rods (32) are fixedly assembled with a rubber plate (23), the traction plates (23) are assembled on the traction plates (23) and the movable sleeve rods (23) are fixedly assembled on the traction plates (23), the rubber clamping block (30) is movably assembled corresponding to the operation port (22).

2. The high strength, low temperature and moisture resistant nut structure as defined in claim 1, wherein: the transmission screw rods (42) are movably assembled on the rotating cavities (33), and the transmission screw rods (42) are correspondingly in threaded assembly with the threaded sleeve rods (32).

3. The high strength, low temperature and moisture resistant nut structure as defined in claim 2, wherein: one end of the transmission screw rod (42) movably penetrates through the operation block (31), a first constant diameter bevel gear (43) is fixedly arranged at one end of the transmission screw rod (42), the first constant diameter bevel gear (43) is located on one side of the operation block (31), and the two first constant diameter bevel gears (43) are close to each other.

4. A high strength, low temperature and moisture resistant nut structure as defined in claim 3, further comprising: the nut is characterized in that a placing opening (12) is formed in the nut body (10), a rotating rod (50) is movably arranged on the placing opening (12), one end of the rotating rod (50) penetrates into the traction cavity (20), and a second constant diameter bevel gear (51) is fixedly arranged at one end of the rotating rod (50).

5. The high strength, low temperature and moisture resistant nut structure as defined in claim 4, wherein: the second miter gear (51) is located between the two first miter gears (43), and the second miter gear (51) is in toothed assembly with the two first miter gears (43) respectively.

6. The high strength, low temperature and moisture resistant nut structure as defined in claim 5, wherein: the other end of the rotating rod (50) is fixedly provided with a knob (13), and the knob (13) is positioned in the placement opening (12).