CN113565852A

CN113565852A - Tension adjusting bolt

Info

Publication number: CN113565852A
Application number: CN202110692904.5A
Authority: CN
Inventors: 栾振辉; 张黎明; 陈涛; 陈军; 李海龙
Original assignee: Anhui University of Science and Technology
Current assignee: Anhui University of Science and Technology
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-10-29

Abstract

The invention discloses a tension adjusting bolt, which comprises an upper bolt, a lower bolt and a shell positioned between the upper bolt and the lower bolt; the locking bolt is fixedly connected to one end, opposite to the shell, of the upper bolt and the lower bolt, one end of the locking bolt penetrates through the shell and is located on the inner side of the shell, the locking bolts located on the two sides of the shell are in threaded connection with the locking nuts and the connecting blocks, the locking nuts are located between the connecting blocks and the shell, the end face of each locking nut is provided with the accommodating groove, the accommodating grooves are connected with the rotating columns in a rotating mode, the circumferential outer side walls of the rotating columns are fixedly connected with the driving toothed plates, the connecting blocks are provided with through holes, and the inner side walls of the through holes are fixedly connected with the driving toothed plates meshed with the driving toothed plates.

Description

Tension adjusting bolt

Technical Field

The invention relates to the technical field of adjusting bolts, in particular to a tension adjusting bolt.

Background

In the field of mechanical devices, it is often necessary to adjust the spacing between two components on the device. The special distance adjusting device is frequently adopted for some precision equipment, the bolt is a fastener consisting of a head part and a screw (a cylinder with external threads) and is used for fastening and connecting two parts with through holes, when the equipment is used in rainy and snowy weather at subzero temperature, a layer of thin ice is easily formed on the equipment body and a tension adjusting bolt connected with the equipment body, if the thin ice on the adjusting bolt is not removed, the tension adjusting bolt is inconvenient to adjust due to the fact that the thin ice is attached to the tension adjusting bolt, the labor intensity of workers is increased, meanwhile, the workers are required to remove the thin ice through extra tools before the tension adjusting bolt is adjusted, and the difficulty of the workers in use is increased due to the fact that the workers use extra tools under the environment with lower temperature.

Disclosure of Invention

The present invention is directed to a tension adjusting bolt to solve the above problems of the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

a tension adjusting bolt comprises an upper bolt, a lower bolt and a shell positioned between the upper bolt and the lower bolt;

go up the equal fixedly connected with locking bolt of the relative casing of bolt and lower bolt, the one end of locking bolt passes the casing and is located the inboard of casing, is located equal threaded connection has lock nut and connecting block on the locking bolt of casing both sides, lock nut is located between connecting block and the casing, the holding tank has been seted up to lock nut's terminal surface, the holding tank internal rotation is connected with rotates the post, fixedly connected with drive pinion rack on the circumference lateral wall of rotation post, the through-hole has been seted up on the connecting block, fixedly connected with and the driving pinion rack that drives the pinion rack meshing on the inside wall of through-hole, fixedly connected with opens the icicle on the rotation post, the setting and the locking bolt of column cooperate.

As a further scheme of the invention: the rotation column is fixedly connected with a rotation shaft, and one end of the rotation shaft is rotatably connected in the accommodating groove.

As a further scheme of the invention: a strip-shaped plate is fixedly connected to the outer circumferential side wall of the ice breaking column, and an ice breaking conical block is fixedly connected to the strip-shaped plate.

As a further scheme of the invention: a groove is formed in the end part, opposite to the locking bolt, of the ice breaking conical block, and an ice breaking wheel is rotatably connected in the groove;

the ice breaking cone block is internally provided with a storage cavity, the storage cavity is communicated with the groove through a flow channel, and a discharge port of the storage cavity is in threaded connection with a cylindrical plugging block.

As a further scheme of the invention: an annular plate is arranged below the ice breaking conical block and fixedly connected to the locking nut through a connecting rod;

the annular plate is provided with a storage groove, and the storage groove is provided with a blanking hole.

As a further scheme of the invention: the blanking device comprises a connecting block and is characterized in that a vertical plate is fixedly connected to the connecting block, a movable plate corresponding to a blanking hole is fixedly connected to the vertical plate, side plates are elastically connected to two sides of the movable plate, a roller is rotatably connected between the side plates, and protrusions are arranged on the outer circumferential side wall of the roller.

According to a further scheme of the invention, a limit groove is formed in the movable plate, a first spring is fixedly connected in the limit groove, one end of the first spring is fixedly connected with a limit block, and the limit block is fixedly connected with the side plate.

As a further scheme of the invention: the protection plate is arranged at the notch of the shell, a cavity is formed in the shell, a second spring is fixedly connected in the cavity, a movable plate is fixedly connected at one end of the second spring, an insertion rod is fixedly connected to the surface of the movable plate, one end of the insertion rod penetrates through the side wall of the cavity and is inserted in the protection plate, a push rod is fixedly connected to the other surface of the movable plate, and one end of the push rod penetrates through the side wall of the cavity and is located on the outer side of the shell.

As a further scheme of the invention: the end part of the push rod positioned on the shell is provided with a containing groove, and a rotating cylinder is rotationally connected in the containing groove.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the driving toothed plate is meshed with the driving toothed plate, and the rotation of the ice breaking column is realized in the rotation process of the connecting block, so that the thin ice around the locking bolt is convenient to clear.

2. According to the invention, the ice breaking wheel is arranged in the groove of the ice breaking cone block, when the ice breaking wheel acts with thin ice around the locking bolt, the grinding effect on the thin ice around the locking bolt is realized, the ice breaking column moves in the rotating process, and the ice breaking wheel is rotatably connected in the groove, so that the thin ice around the locking bolt can be conveniently removed through the ice breaking wheel in the rotating process of the ice breaking cone block.

3. According to the invention, the storage cavity communicated with the groove is formed in the ice breaking conical block, when the ice breaking wheel acts with thin ice around the locking bolt, the thin ice is easy to melt due to friction to form water, the water flows into the storage cavity through the flow channel, the internal thread is arranged in the discharge hole of the storage cavity, the external thread is arranged on the cylindrical blocking block, the cylindrical blocking block is manually rotated by a worker, and when the cylindrical blocking block is taken off from the ice breaking conical block, the water stored in the storage cavity is convenient to flow out.

4. According to the invention, the bulge is arranged on the roller, when the roller moves below the blanking hole, ice scraps are prevented from being clamped in the blanking hole, the ice scraps can conveniently fall off from the blanking hole, the movable plate is driven to move when the connecting block moves, so that the side plate can move, and when the bulge on the roller and the lower port of the blanking hole act, the ice scraps in the storage tank can conveniently fall off from the blanking hole, and the ice scraps are prevented from being clamped in the blanking hole.

5. According to the invention, the movable plate is movably arranged in the cavity, the insertion rod is arranged on the movable plate, so that the protection plate can be conveniently installed and detached on the shell, when the protection plate needs to be installed at the notch of the shell, a worker places the protection plate at the notch of the shell, when the locking nut moves downwards on the locking bolt, the movable plate moves downwards through the locking nut, the insertion rod moves downwards in the downward movement process of the movable plate, and when one end of the insertion rod is inserted on the protection plate, the protection plate is installed at the notch of the shell; when the lock nut moves away from the shell on the lock bolt, the movable plate moves under the action of the elastic force of the second spring, the inserted bar moves in the moving process of the movable plate, and the protective plate is convenient to detach from the shell when the inserted bar is separated from the protective plate.

Before the distance between the upper bolt and the lower bolt is adjusted, the tension adjusting bolt is convenient for removing thin ice around the locking bolt, and brings convenience to the operation of workers.

Drawings

FIG. 1 is a schematic view of an overall structure of a tension adjusting bolt;

FIG. 2 is a schematic view of a tension adjusting bolt with a guard plate removed;

FIG. 3 is a top view of the connection between the connection block and the lock nut in the tension adjusting bolt;

FIG. 4 is a front view showing the connection between the rotary post and the icebreaking post in the tension adjusting bolt;

FIG. 5 is a schematic view of a strip-shaped plate and an ice-breaking cone in a tension adjusting bolt;

FIG. 6 is a schematic view showing the connection of the connecting rod and the annular plate in the tension adjusting bolt;

FIG. 7 is a schematic view showing the connection between a movable plate and a roller in a tension adjusting bolt;

FIG. 8 is a schematic view of the inside of the connection between the movable plate and the roller in the tension adjusting bolt;

FIG. 9 is a schematic view showing the connection of the housing and the shielding plate in the tension adjusting bolt;

FIG. 10 is an enlarged view of a portion of FIG. 9 at A;

FIG. 11 is an internal view of an ice breaking cone in a tension adjusting bolt;

FIG. 12 is a schematic view showing the connection between the push rod and the rotary cylinder in the tension adjusting bolt;

in the figure: 1. screwing a bolt; 2. a lower bolt; 3. a housing; 4. locking the bolt; 5. locking the nut; 6. connecting blocks; 7. rotating the column; 8. a driving toothed plate; 9. a through hole; 10. a driving toothed plate; 11. breaking ice columns; 12. a rotating shaft; 13. a strip plate; 14. an ice breaking conical block; 15. a groove; 16. an ice breaking wheel; 17. a storage chamber; 18. a flow channel; 19. a cylindrical block; 20. an annular plate; 21. a connecting rod; 22. a storage tank; 23. a blanking hole; 24. a vertical plate; 25. a movable plate; 26. a side plate; 27. a drum; 28. a protrusion; 29. a limiting groove; 30. a first spring; 31. a limiting block; 32. a protection plate; 33. a cavity; 34. a second spring; 35. moving the plate movably; 36. inserting a rod; 37. a push rod; 38. a receiving groove; 39. the barrel is rotated.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 12, in an embodiment of the present invention, a tension adjusting bolt includes an upper bolt 1 and a lower bolt 2, and further includes a housing 3 located between the upper bolt 1 and the lower bolt 2;

go up the equal fixedly connected with locking bolt 4 of the relative casing 3's of bolt 1 and lower bolt 2 one end, the one end of locking bolt 4 passes casing 3 and is located the inboard of casing 3, equal threaded connection has lock nut 5 and connecting block 6 on the locking bolt 4 that is located casing 3 both sides, lock nut 5 is located between connecting block 6 and the casing 3, the holding tank has been seted up to lock nut 5's terminal surface, the holding tank internal rotation is connected with rotates post 7, fixedly connected with drive pinion rack 8 on the circumference lateral wall of rotation post 7, through-hole 9 has been seted up on connecting block 6, fixedly connected with and drive pinion rack 8 meshed's initiative pinion rack 10 on the inside wall of through-hole 9, fixedly connected with opens icicle 11 on the rotation post 7, the setting of broken icicle 11 cooperatees with locking bolt 4.

Fixedly connected with axis of rotation 12 on the rotation post 7, the one end of axis of rotation 12 is rotated and is connected in the holding tank, is convenient for realize through setting up of axis of rotation 12 that rotation post 7 rotates and connects in the holding tank.

Fixedly connected with strip shaped plate 13 on the circumference lateral wall of column that opens ice 11, fixedly connected with awl piece 14 that opens ice on strip shaped plate 13 is convenient for realize the awl piece 14 fixed connection that opens ice on column that opens ice 11 through setting up of strip shaped plate 13, and awl piece 14 that opens ice is convenient for realize taking out the thin ice around locking bolt 4 at the pivoted in-process.

A groove 15 is formed in the end part, opposite to the locking bolt 4, of the ice breaking cone block 14, an ice breaking wheel 16 is rotatably connected in the groove 15, and the ice breaking wheel 16 is rotatably connected in the groove 15, so that thin ice around the locking bolt 4 can be conveniently removed through the ice breaking wheel 16 in the rotating process of the ice breaking cone block 14;

open and to have storage chamber 17 in the cone block 14 that opens ice, store and communicate through flow channel 18 between chamber 17 and the recess 15, the discharge gate department threaded connection who stores chamber 17 has cylinder sprue 19, when the thin ice around wheel 16 that opens ice and the locking bolt 4 acted on mutually, because friction realizes easily that the thin ice melts and forms water, flow into through flow channel 18 and store in the chamber 17, because be provided with the internal thread in the discharge gate of storage chamber 17, be provided with the external screw thread on the cylinder sprue 19, staff's manual rotation cylinder sprue 19, when cylinder sprue 19 takes off from the cone block 14 that opens ice, the water of being convenient for store in the chamber 17 flows out.

An annular plate 20 is arranged below the ice breaking conical block 14, and the annular plate 20 is fixedly connected to the locking nut 5 through a connecting rod 21;

the annular plate 20 is provided with a storage groove 22, the storage groove 22 is provided with a blanking hole 23, and due to the arrangement of the storage groove 22, when the ice breaking wheel 16 interacts with the thin ice around the locking bolt 4, the thin ice can be conveniently dropped into the storage groove 22.

Vertical board 24 of fixedly connected with on the connecting block 6, fixedly connected with and the corresponding fly leaf 25 in blanking hole 23 on the vertical board 24, the equal elastic connection in both sides of fly leaf 25 has curb plate 26, it is connected with cylinder 27 to rotate between the curb plate 26, be provided with protruding 28 on the circumference lateral wall of cylinder 27, it removes to drive fly leaf 25 when connecting block 6 moves about, thereby realize the removal of curb plate 26, when protruding 28 on cylinder 27 and the lower port of blanking hole 23 acted on mutually, be convenient for realize that the ice bits in the hold up tank 22 drop from blanking hole 23, prevent that the ice bits from blocking in blanking hole 23.

The movable plate 25 is provided with a limiting groove 29, a first spring 30 is fixedly connected in the limiting groove 29, a limiting block 31 is fixedly connected to one end of the first spring 30, the limiting block 31 is fixedly connected with the side plate 26, and the side plate 26 is elastically connected due to the effect of the first spring 30.

A protection plate 32 is arranged at the gap of the shell 3, a cavity 33 is arranged in the shell 3, a second spring 34 is fixedly connected in the cavity 33, one end of the second spring 34 is fixedly connected with a movable plate 35, the surface of the movable plate 35 is fixedly connected with an insertion rod 36, one end of the insertion rod 36 penetrates through the side wall of the cavity 33 and is inserted in the protection plate 32, the other surface of the movable plate 35 is fixedly connected with a push rod 37, one end of the push rod 37 penetrates through the side wall of the cavity 33 and is positioned at the outer side of the shell 3, when the protection plate 32 is required to be arranged at the gap of the shell 3, a worker places the protection plate 32 at the gap of the shell 3, when the lock nut 5 is moved down on the lock bolt 4, the downward movement of the movable plate 35 is achieved by the lock nut 5, the downward movement of the insertion rod 36 is realized during the downward movement of the movable plate 35, and when one end of the insertion rod 36 is inserted on the protection plate 32, the protection plate 32 is installed at the notch of the shell 3; when the locking nut 5 moves away from the housing 3 on the locking bolt 4, the movable plate 35 moves due to the elastic force of the second spring 34, the inserted rod 36 moves during the movement of the movable plate 35, and the protective plate 32 is conveniently detached from the housing 3 when the inserted rod 36 is separated from the protective plate 32.

The end of the push rod 37 of the housing 3 is provided with a receiving groove 38, the receiving groove 38 is rotatably connected with a rotating cylinder 39, and when the lock nut 5 rotates at the end of the push rod 37, the action of the rotating cylinder 39 is convenient for realizing the movement of the push rod 37.

When the ice breaking column is used, when the position between the upper bolt 1 and the lower bolt 2 needs to be adjusted, the locking bolt 4 is easy to freeze in a humid environment with low temperature, a worker rotates the connecting block 6, and the driving toothed plate 10 is meshed with the driving toothed plate 8, so that the rotating column 7 rotates through the matching of the driving toothed plate 10 and the driving toothed plate 8 in the rotating process of the connecting block 6, and the ice breaking column 11 rotates in the rotating process of the rotating column 7.

The ice breaking wheel 16 on the ice breaking cone block 14 is rotated in the rotation process of the ice breaking column 11, when the ice breaking wheel 16 acts with thin ice on the outer side wall of the locking bolt 4, the thin ice on the locking bolt 4 is conveniently ground, and ground ice scraps fall into the storage groove 22 on the annular plate 20.

When the connecting block 6 moves, the movable plate 25 is driven to move, so that the side plate 26 is moved, and when the protrusion 28 on the roller 27 and the lower port of the blanking hole 23 act, ice chips in the storage tank 22 can fall from the blanking hole 23, and the ice chips are prevented from being clamped in the blanking hole 23.

When the ice breaking wheel 16 acts with the thin ice around the locking bolt 4, the thin ice is easily melted to form water under the friction action, the water flows into the storage cavity 17 through the flow channel 18, the internal thread is arranged in the discharge hole of the storage cavity 17, the external thread is arranged on the cylindrical blocking piece 19, the cylindrical blocking piece 19 is manually rotated by a worker, and when the cylindrical blocking piece 19 is taken down from the ice breaking conical piece 14, the water stored in the storage cavity 17 can be conveniently discharged.

When the thin ice on the locking bolt 4 is cleared up, the worker rotates the locking nut 5, the locking nut 5 which is positioned on the outer side of the shell 3 moves relative to the locking bolt 4 when rotating, when the locking nut 5 moves away from the shell 3, the movable plate 35 moves under the elastic action of the second spring 34, the movement of the inserted rod 36 is realized in the moving process of the movable plate 35, the protective plate 32 is convenient to detach from the shell 3 when the inserted rod 36 is separated from the protective plate 32, so that the worker can rotate the locking nut 5 inside the shell 3, and the distance between the end parts of the upper bolt 1 and the lower bolt 2 is adjusted.

When the lock nut 5 located outside the housing 3 moves relative to the housing 3, a worker places the protection plate 32 at the notch of the housing 3, when the lock nut 5 moves downwards on the lock bolt 4, the movable plate 35 moves downwards through the lock nut 5, the insertion rod 36 moves downwards in the process of moving downwards of the movable plate 35, and when one end of the insertion rod 36 is inserted in the protection plate 32, the protection plate 32 is installed at the notch of the housing 3.

Claims

1. A tension adjusting bolt comprises an upper bolt (1) and a lower bolt (2), and is characterized by further comprising a shell (3) positioned between the upper bolt (1) and the lower bolt (2);

one end of the upper bolt (1) and one end of the lower bolt (2) opposite to the shell (3) are fixedly connected with a locking bolt (4), one end of the locking bolt (4) penetrates through the shell (3) and is positioned on the inner side of the shell (3), the locking bolts (4) positioned on two sides of the shell (3) are in threaded connection with a locking nut (5) and a connecting block (6), the locking nut (5) is positioned between the connecting block (6) and the shell (3), the end face of the locking nut (5) is provided with an accommodating groove, the accommodating groove is rotationally connected with a rotating column (7), a driving toothed plate (8) is fixedly connected on the circumferential outer side wall of the rotating column (7), a through hole (9) is formed in the connecting block (6), a driving toothed plate (10) meshed with the driving toothed plate (8) is fixedly connected on the inner side wall of the through hole (9), and an icebreaking column (11) is fixedly connected on the rotating column (7), the ice breaking column (11) is arranged to be matched with the locking bolt (4).

2. A tension adjusting bolt as defined in claim 1, characterized in that a rotation shaft (12) is fixedly connected to the rotation post (7), and one end of the rotation shaft (12) is rotatably connected in the receiving groove.

3. A tension adjusting bolt as defined in claim 1, characterized in that a strip-shaped plate (13) is fixedly connected to the circumferential outer side wall of the icebreaking column (11), and an icebreaking cone block (14) is fixedly connected to the strip-shaped plate (13).

4. A tension adjusting bolt as defined in claim 3, characterized in that the end of the ice breaking cone block (14) opposite to the locking bolt (4) is provided with a groove (15), and an ice breaking wheel (16) is rotatably connected in the groove (15);

a storage cavity (17) is formed in the ice breaking conical block (14), the storage cavity (17) is communicated with the groove (15) through a flow channel (18), and a cylindrical blocking block (19) is connected to a discharge port of the storage cavity (17) in a threaded mode.

5. A tension adjustment bolt as claimed in claim 3, characterised in that an annular plate (20) is provided below the ice-breaking cone (14), said annular plate (20) being fixedly connected to the lock nut (5) by means of a connecting rod (21);

the annular plate (20) is provided with a storage groove (22), and the storage groove (22) is provided with a blanking hole (23).

6. The tension adjusting bolt as recited in claim 5, characterized in that a vertical plate (24) is fixedly connected to the connecting block (6), a movable plate (25) corresponding to the blanking hole (23) is fixedly connected to the vertical plate (24), side plates (26) are elastically connected to both sides of the movable plate (25), a roller (27) is rotatably connected between the side plates (26), and a protrusion (28) is disposed on the circumferential outer side wall of the roller (27).

7. The tension adjusting bolt as recited in claim 6, wherein the movable plate (25) is provided with a limiting groove (29), a first spring (30) is fixedly connected in the limiting groove (29), one end of the first spring (30) is fixedly connected with a limiting block (31), and the limiting block (31) is fixedly connected with the side plate (26).

8. A tension adjusting bolt according to claim 1, characterized in that a protection plate (32) is arranged at the gap of the housing (3), a cavity (33) is arranged in the housing (3), a second spring (34) is fixedly connected in the cavity (33), one end of the second spring (34) is fixedly connected with a movable plate (35), an insertion rod (36) is fixedly connected to the surface of the movable plate (35), one end of the insertion rod (36) passes through the side wall of the cavity (33) and is inserted into the protection plate (32), the other surface of the movable plate (35) is fixedly connected with a push rod (37), and one end of the push rod (37) passes through the side wall of the cavity (33) and is located outside the housing (3).

9. The tension adjusting bolt as claimed in claim 8, wherein the end of the push rod (37) of the housing (3) is provided with a receiving groove (38), and the receiving groove (38) is rotatably connected with a rotating cylinder (39).