CN218117854U

CN218117854U - Oxidation-resistant graphite impeller

Info

Publication number: CN218117854U
Application number: CN202222151900.9U
Authority: CN
Inventors: 丁章浩; 丁玲; 丁兵; 周鹏; 周丽
Original assignee: Hubei Haoxing High Temperature Material Technology Co ltd
Current assignee: Hubei Haoxing High Temperature Material Technology Co ltd
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2022-12-23
Anticipated expiration: 2032-08-16

Abstract

The utility model discloses an anti-oxidation graphite impeller, including impeller body, first connecting axle and first sleeve, the inside through connection of impeller body has first connecting axle, and the inside connecting hole of having seted up of first connecting axle to the inside second connecting axle that is provided with of connecting hole, the pot head is equipped with first sleeve on the first connecting axle, and just first sleeve is inside to be provided with the internal thread. This anti-oxidation graphite impeller, can inwards extrude the movable rod through the first sleeve pipe of upwards rotation, make it be connected with spacing hole block, fix first connecting axle and second connecting axle, and then the position of fixed impeller body, be convenient for install impeller body fast, can connect first sleeve pipe and second sleeve pipe through the connecting rod, and promote the second sleeve pipe through the second spring and move downwards, make stopper and sliding tray block joint, can restrict first sleeve pipe and second sleeve pipe and take place the rotation, and then prevent that first sleeve pipe downward movement from leading to impeller body to produce not hard up emergence accident.

Description

Oxidation-resistant graphite impeller

Technical Field

The utility model relates to a graphite impeller technical field specifically is an anti-oxidant graphite impeller.

Background

The impeller not only refers to a wheel disc provided with movable blades, and is a component of an impulse steam turbine rotor, but also refers to a general name of the wheel disc and the rotating blades arranged on the wheel disc, the impeller can be classified according to the shape and the opening and closing conditions, a graphite pump or a graphite axial-flow pump used in the existing chemical industry is generally formed by processing graphite, the existing graphite impeller is good in oxidation resistance and corrosion resistance, and the existing graphite impeller is inconvenient to install and disassemble.

1. The existing antioxidant graphite impeller is usually connected by keys or bolts when in use, and after long-time use, the impeller is possibly loosened to cause danger;

2. the existing antioxidant graphite impeller is inconvenient to install and disassemble when in use, and the graphite impeller is easy to damage, so that time is wasted when in replacement.

We have therefore proposed an oxidation resistant graphite impeller in order to solve the problems set out above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti-oxidation graphite impeller to solve the long-time use of current anti-oxidation graphite impeller that the above-mentioned background art provided and cause easily not hard up, and graphite impeller installation and the equal inconvenient problem of dismantlement.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-oxidation graphite impeller comprises an impeller body, a first connecting shaft and a first sleeve:

a first connecting shaft penetrates through the interior of the impeller body, a connecting hole is formed in the first connecting shaft, and a second connecting shaft is arranged in the connecting hole;

a first sleeve is sleeved at the upper end of the first connecting shaft, and an internal thread is arranged in the first sleeve;

a movable groove is formed in the upper end of the first connecting shaft, a movable rod is arranged in the movable groove, and a first spring penetrates through the inner side end of the movable rod;

the lower end of the first sleeve is connected with a connecting rod in a penetrating mode, and the lower end of the first connecting shaft is provided with a second sleeve in a penetrating mode.

Preferably, the second connecting shaft is connected with the connecting hole in a clamping mode to form a clamping structure, external threads are arranged on the outer wall of the lower end of the first connecting shaft, and the first connecting shaft is connected with the first sleeve in a threaded mode to form a fixing structure.

Adopt above-mentioned technical scheme, install impeller body through connecting axle and connecting hole block, the internal thread cooperation that the external screw thread that sets up through first connecting axle outer wall and first sleeve pipe inner wall set up can be fixed by first sheathed tube position.

Preferably, the movable rod both ends are convex structural design, and the movable rod both ends can run through first connecting axle outer wall and inner wall respectively, the movable rod constitutes the active structure with first spring, and movable rod and first spring all are provided with four groups to movable rod and first spring use first connecting axle central point to distribute as axle outside annular array.

Adopt above-mentioned technical scheme, can promote the activity of movable rod to first connecting axle outer wall through the setting of first spring, and can promote it and reset after the movable rod moves about to the activity inslot side.

Preferably, the lower end of the second connecting shaft is provided with a limiting hole, the inner side end of the movable rod is connected with the limiting hole in a clamping manner to form a limiting structure, the outer side end of the movable rod is attached to the inner wall of the first sleeve, and the diameter of the inner wall of the upper end of the first sleeve is larger than that of the inner wall of the lower end of the first sleeve.

By adopting the technical scheme, the movable rod is pushed by the first sleeve to move towards the inside of the first connecting shaft and be clamped and connected with the limiting hole, so that the movement between the first connecting shaft and the second connecting shaft can be limited, and the position of the impeller body is fixed.

Preferably, the connecting rods are distributed at the lower end of the first sleeve in an annular array manner, the lower ends of the connecting rods penetrate through the second sleeve, the second springs penetrate through the lower ends of the connecting rods, and the second springs and the connecting rods form a movable structure.

Adopt above-mentioned technical scheme, can promote the second sleeve pipe activity downwards through the second spring to connect first sleeve pipe and second sleeve pipe through the connecting rod.

Preferably, the inner wall of the lower end of the second sleeve is connected with a limiting block, the lower end of the first connecting shaft is provided with a sliding groove, and the diameter from the lower part of an external thread arranged on the outer wall of the first connecting shaft to the upper part of the sliding groove is smaller than the diameter of the top end of the first connecting shaft;

the limiting blocks are connected with the sliding grooves in a clamping mode to form a movable structure, and the sliding grooves are distributed on the outer wall of the lower end of the first connecting shaft in an array mode.

By adopting the technical scheme, the second sleeve and the first sleeve can be limited to rotate through the clamping of the limiting block and the sliding groove, so that the first sleeve is prevented from moving downwards to be loosened

Compared with the prior art, the beneficial effects of the utility model are that: the oxidation resistant graphite impeller;

1. the first sleeve is rotated upwards to extrude the movable rod inwards to move towards the inside of the first connecting shaft, and the movable rod is clamped and connected with the limiting hole, so that the first connecting shaft and the second connecting shaft can be quickly fixed, the position of the impeller body is further fixed, the impeller body can be quickly and conveniently installed, meanwhile, the first sleeve is rotated reversely to move downwards, the movable rod is pushed to move towards the outer side of the first connecting shaft through the first spring, and the second connecting shaft is released from being fixed;

2. can connect first sleeve pipe and second sleeve pipe through the connecting rod to promote the downward activity of second sleeve pipe through the second spring, make the stopper and the sliding tray snap-fit connection of its inner wall connection, can restrict first sleeve pipe and second sleeve pipe and take place rotatoryly, and then prevent that the downward activity of first sleeve pipe from leading to impeller body to produce not hard up emergence accident, improve the reliability of installation, upwards promote behind the second sleeve pipe simultaneously, just can rotate it, drive its position of first sleeve pipe rotation regulation.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic front sectional view of the present invention;

FIG. 4 is a schematic view of the structure of the movable rod and the limiting hole of the present invention;

fig. 5 is a schematic diagram of the structure of the second connecting shaft and the limiting hole of the present invention.

In the figure: 1. an impeller body; 2. a first connecting shaft; 3. connecting holes; 4. a second connecting shaft; 5. a first sleeve; 6. an internal thread; 7. an external thread; 8. a movable groove; 9. a movable rod; 10. a first spring; 11. A limiting hole; 12. a connecting rod; 13. a second sleeve; 14. a second spring; 15. a limiting block; 16. a sliding groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an antioxidant graphite impeller comprises an impeller body 1, a first connecting shaft 2 and a first sleeve 5, wherein the first connecting shaft 2 is connected inside the impeller body 1 in a penetrating manner, a connecting hole 3 is formed inside the first connecting shaft 2, a second connecting shaft 4 is arranged inside the connecting hole 3, the first sleeve 5 is sleeved on the upper end of the first connecting shaft 2, internal threads 6 are arranged inside the first sleeve 5, a movable groove 8 is formed inside the upper end of the first connecting shaft 2, a movable rod 9 is arranged inside the movable groove 8, a first spring 10 penetrates through the inner side end of the movable rod 9, the second connecting shaft 4 is connected with the connecting hole 3 in a clamping manner to form a clamping structure, external threads 7 are arranged on the outer wall of the lower end of the first connecting shaft 2, the first connecting shaft 2 is connected with the first sleeve 5 in a threaded manner to form a fixed structure, the two ends of the movable rod 9 are designed to be arc-shaped structures, and the two ends of the movable rod 9 can penetrate through the outer wall and the inner wall of the first connecting shaft 2 respectively, the movable rod 9 and the first spring 10 form a movable structure, four groups of the movable rod 9 and the first spring 10 are arranged, the movable rod 9 and the first spring 10 are distributed in an annular array by taking the central point of the first connecting shaft 2 as the outer side of the shaft, the first sleeve 5 can be fixed outside the first connecting shaft 2 through threaded connection by arranging external threads 7 outside the first connecting shaft 2 and internal threads 6 inside the first sleeve 5, the movable rod 9 can be extruded when the first sleeve 5 moves upwards, the lower end of the second connecting shaft 4 is provided with a limit hole 11, the inner side end of the movable rod 9 is clamped and connected with the limit hole 11 to form the limit structure, the outer side end of the movable rod 9 is attached to the inner wall of the first sleeve 5, the diameter of the inner wall of the upper end of the first sleeve 5 is larger than that of the inner wall of the lower end, and the first sleeve 5 moves upwards, make movable rod 9 move about to 2 inner walls of first connecting axle gradually to carry out the block with spacing hole 11, fix first connecting axle 2 and second connecting axle 4, and then fixed impeller body 1's position, and during the first sleeve pipe 5 of reverse rotation, promote the activity of movable rod 9 outside through first spring 10, remove the restriction to the activity of second connecting axle 4, be convenient for quick convenient installation and dismantlement to impeller body 1.

Referring to fig. 2 and 3, a connecting rod 12 is connected to the lower end of the first sleeve 5 in a penetrating manner, a second sleeve 13 penetrates through the lower end of the first connecting shaft 2, connecting rods 12 are distributed on the lower end of the first sleeve 5 in an annular array manner, the lower end of each connecting rod 12 penetrates into the corresponding second sleeve 13, a second spring 14 penetrates through the lower end of each connecting rod 12, the second spring 14 and the connecting rod 12 form a movable structure, a limiting block 15 is connected to the inner wall of the lower end of the second sleeve 13, a sliding groove 16 is formed in the lower end of the first connecting shaft 2, the diameter from the lower end of an external thread 7 to the upper end of the sliding groove 16, which is smaller than the diameter of the upper end of the first connecting shaft 2, the limiting block 15 and the sliding groove 16 are connected to form a movable structure, the sliding groove 16 is distributed on the outer wall of the lower end of the first connecting shaft 2 in an array manner, the first sleeve 5 and the second sleeve 13 can be connected through the connecting rods 12, the second sleeve 13 can be pushed to move downwards through the second spring 14, the limiting block 15 and the sliding groove 16 is connected to limit the second sleeve 13 from rotating relative to the second sleeve 5, thereby preventing the first sleeve 5 from moving and the moving of the moving rod 5 from moving and improving the reliability of the installation body 1.

The working principle is as follows: when using this anti-oxidation graphite impeller, through the setting of the inside internal thread 6 of 2 outside external screw threads 7 of first connecting axle and first sleeve 5, can be fixed in first connecting axle 2 outsidely with threaded connection, and can extrude the movable rod 9 when first sleeve 5 moves up, make movable rod 9 move about to 2 inner walls of first connecting axle gradually, and carry out the block with spacing hole 11, fix first connecting axle 2 and second connecting axle 4, and then the position of fixed impeller body 1, and during reverse rotation first sleeve 5, promote movable rod 9 and move towards the outside through first spring 10, remove the restriction to second connecting axle 4 activity, be convenient for quick convenient installation and the dismantlement to impeller body 1, can connect first sleeve 5 and second sleeve 13 through connecting rod 12 simultaneously, and can promote second sleeve 13 activity downwards through second spring 14, make stopper 15 be connected with sliding tray 16 block, and then restrict second sleeve 13 and first sleeve 5 and take place to rotate, thereby prevent that first sleeve 5 from taking place movable sleeve 5 and drive when the first sleeve 5 moves up the position, just need the impeller body to drive the first sleeve 13 and move up when the rotatory adjustment position of impeller body is adjusted, just can be brought into the first sleeve 5, just to drive first sleeve 5.

To thereby carry out a series of tasks, the contents of which are not described in detail in the present specification are known to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an anti-oxidation graphite impeller, includes impeller body (1), first connecting axle (2) and first sleeve pipe (5), its characterized in that:

a first connecting shaft (2) penetrates through the interior of the impeller body (1), a connecting hole (3) is formed in the interior of the first connecting shaft (2), and a second connecting shaft (4) is arranged in the interior of the connecting hole (3);

a first sleeve (5) is sleeved at the upper end of the first connecting shaft (2), and an internal thread (6) is arranged inside the first sleeve (5);

a movable groove (8) is formed in the upper end of the first connecting shaft (2), a movable rod (9) is arranged in the movable groove (8), and a first spring (10) penetrates through the inner side end of the movable rod (9);

the lower end of the first sleeve (5) is connected with a connecting rod (12) in a penetrating manner, and the lower end of the first connecting shaft (2) is connected with a second sleeve (13) in a penetrating manner.

2. The oxidation-resistant graphite impeller of claim 1, wherein: the second connecting shaft (4) is connected with the connecting hole (3) in a clamping mode to form a clamping structure, external threads (7) are arranged on the outer wall of the lower end of the first connecting shaft (2), and the first connecting shaft (2) is connected with the first sleeve (5) in a threaded mode to form a fixing structure.

3. The oxidation-resistant graphite impeller of claim 1, wherein: activity pole (9) both ends are convex structural design, and activity pole (9) both ends can run through first connecting axle (2) outer wall and inner wall respectively, activity pole (9) constitute the active structure with first spring (10), and activity pole (9) and first spring (10) all are provided with four groups to activity pole (9) and first spring (10) use first connecting axle (2) central point to distribute as axle outside annular array.

4. The oxidation-resistant graphite impeller of claim 1, wherein: spacing hole (11) have been seted up to second connecting axle (4) lower extreme, and movable rod (9) medial extremity is connected with spacing hole (11) block and is constituted limit structure to movable rod (9) outside end and the laminating of first sleeve pipe (5) inner wall, first sleeve pipe (5) upper end inner wall diameter is greater than lower extreme inner wall diameter.

5. The oxidation-resistant graphite impeller of claim 1, wherein: connecting rods (12) are distributed at the lower end of the first sleeve (5) in an annular array mode, the lower ends of the connecting rods (12) penetrate through the inner portion of the second sleeve (13), second springs (14) penetrate through the lower ends of the connecting rods (12), and the second springs (14) and the connecting rods (12) form a movable structure.

6. The oxidation-resistant graphite impeller of claim 1, wherein: the inner wall of the lower end of the second sleeve (13) is connected with a limiting block (15), the lower end of the first connecting shaft (2) is provided with a sliding groove (16), and the diameter from the lower part of an external thread (7) arranged on the outer wall of the first connecting shaft (2) to the upper part of the sliding groove (16) is smaller than the diameter of the top end of the first connecting shaft (2);

the limiting blocks (15) are connected with the sliding grooves (16) in a clamping mode to form a movable structure, and the sliding grooves (16) are distributed on the outer wall of the lower end of the first connecting shaft (2) in an array mode.