CN220006897U

CN220006897U - Flange processing protector

Info

Publication number: CN220006897U
Application number: CN202321618814.2U
Authority: CN
Inventors: 樊会明
Original assignee: Falai Intelligent Technology Shanghai Co ltd
Current assignee: Falai Intelligent Technology Shanghai Co ltd
Priority date: 2023-06-26
Filing date: 2023-06-26
Publication date: 2023-11-14
Anticipated expiration: 2033-06-26

Abstract

The utility model discloses a flange processing protection device, which relates to the technical field of protection structures and comprises a first protection plate, a second protection plate and a connecting mechanism; the first guard plate and the second guard plate are of mutually symmetrical semicircular structures, the first guard plate and the second guard plate are mutually spliced to form a circular plate, the connecting mechanism comprises a connecting block arranged at the middle position of the first guard plate and a connecting seat arranged at the middle position of the second guard plate, and one end of the connecting block, far away from the first guard plate, is obliquely extended to one side of the connecting seat and is aligned with the connecting seat. The utility model has reasonable structure, adopts a purely mechanical manual rotary screwing and tightening structure mode, and the first protection plate and the second protection plate are spliced and sleeved on the air inlet flange of the exhaust pipe, so that the air inlet flange of the exhaust pipe is effectively protected, welding slag is prevented from splashing on the appearance surface of the flange, a good working environment is provided for the air inlet flange of the exhaust pipe, the structure is simple, the assembly operation is easy, and the practicability is strong.

Description

Flange processing protector

Technical Field

The utility model relates to the technical field of protective structures, in particular to a flange processing protective device.

Background

Flanges, also called flange discs or lugs, are the parts of the shaft-to-shaft connection for the connection between the pipe ends. The flange connection or the flange joint refers to detachable connection which is formed by mutually connecting a flange, a gasket and a bolt as a group of combined sealing structures, and the pipeline flange refers to a flange for a pipeline in a pipeline device.

The flange is used as a pipeline connecting structure, so that stable connecting performance is ensured, the flange can be used for a long time, the corrosion resistance, rust resistance and sealing performance of an appearance surface (sealing surface) are particularly important, and under normal conditions, the sealing surface of the flange needs to be ensured to be smooth without burr impurities and needs to be subjected to electroplating treatment under specific use environments. At present, a flange and a pipeline are commonly connected in a welding mode, however, in the practical application process of the flange, the applicant discovers that the appearance surface of the flange is exposed to a welding environment in the welding process of the flange and an exhaust pipe, so that welding slag generated in welding is easy to splash on the appearance surface of the flange, the problem that high Wen Hanzha is coated on the appearance surface of the flange or an electroplated layer on the appearance surface of the flange is damaged is caused, and the subsequent use performance of the flange is affected.

Disclosure of Invention

The utility model aims to provide a flange processing protection device, which adopts a purely mechanical manual rotary screwing structure mode, and is characterized in that a first protection plate and a second protection plate are spliced and sleeved on an exhaust pipe air inlet flange, so that the exhaust pipe air inlet flange is effectively protected, welding slag is prevented from splashing on the appearance surface of the flange, a good working environment is provided for the exhaust pipe air inlet flange, the structure is simple, the assembly operation is easy, and the practicability is strong.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a flange processing protection device comprises a first protection plate, a second protection plate and a connecting mechanism;

the first protection plate and the second protection plate are of mutually symmetrical semicircular structures, the first protection plate and the second protection plate are mutually spliced to form a circular plate, the connecting mechanism comprises a connecting block arranged at the middle position of the first protection plate and a connecting seat arranged at the middle position of the second protection plate, and one end of the connecting block, far away from the first protection plate, obliquely extends to one side of the connecting seat and is aligned with the connecting seat;

the connecting mechanism further comprises a connecting seat and a ventilation connecting piece of the connecting block, the ventilation connecting piece is a shaft rod penetrating through the end part of the connecting block, the shaft rod is of a hollow structure, one end of the shaft rod is fixedly embedded into the connecting seat, and the other end of the shaft rod is in threaded fit with a tightening wrench capable of propping against the connecting block.

Preferably, one end of the shaft rod embedded in the connecting seat is provided with two extending ends, and the two extending ends penetrate through the second protection plate.

Preferably, one end of the shaft rod, which faces the two extending ends, is provided with a positioning clamping block, the positioning clamping block is embedded into the connecting seat, and the surface of the positioning clamping block is provided with a concave table.

Preferably, one end of the shaft rod far away from the two extending ends is provided with a first extending end which is in threaded fit with the tightening wrench.

Preferably, the end part of the connecting block is provided with a mounting hole for the first extending end to pass through, the second protection plate is provided with a vent hole for the two extending ends to pass through, and the mounting hole and the vent hole can be axially aligned.

Preferably, the arc side of the first protection plate and the arc side of the second protection plate are bent towards the side far away from the connecting block and the connecting seat and form a wrapping edge.

Preferably, the straight edge of the first protection plate is provided with a positioning groove, the straight edge of the second protection plate is provided with a positioning protrusion, and the positioning protrusion and the positioning groove are mutually embedded.

In summary, the utility model has the technical effects and advantages that:

the utility model has reasonable structure, the first protection plate and the second protection plate can be mutually spliced and sleeved on the exhaust pipe air inlet flange through the positioning grooves and the positioning protrusions on the straight edges of the first protection plate and the second protection plate, in addition, the connecting seat is utilized to fix the embedded shaft rod to pass through the mounting hole at the end part of the connecting block, the screw thread of the connecting block and the screw thread of the first extending end are matched, the screw wrench can continuously tightly press the connecting block by screwing, the first protection plate and the second protection plate form a round whole sleeved on the exhaust pipe air inlet flange, and the edge of the round edge of the first protection plate and the second protection plate is covered by the bent edge, so that the exhaust pipe air inlet flange can be effectively protected, welding slag is prevented from splashing on the flange appearance surface, a good working environment is provided for the exhaust pipe air inlet flange, the whole adopts a purely mechanical manual screwing structure mode, the structure is simple and answer, the assembly operation is easy, and the hollow structure of the shaft rod can also be beneficial to the flow of air when the exhaust pipe air inlet flange is protected in a form, and more practical.

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 diagram of the overall structure of the present utility model;

fig. 2 is a schematic diagram of a connection structure of a first protection plate and a second protection plate according to the present utility model;

FIG. 3 is an exploded view of the present utility model;

FIG. 4 is a schematic view of the structure of the ventilation connector of the present utility model;

fig. 5 is a schematic view of the structure of the protection surfaces of the first protection plate and the second protection plate according to the present utility model.

In the figure: 1. a first protection plate; 2. a second protection plate; 3. a connecting mechanism; 4. a connecting block; 5. a vent connection; 6. tightening a wrench; 7. a connecting seat; 8. a shaft lever; 9. a first extension end; 10. two extension ends; 11. positioning a clamping block; 12. wrapping edges; 13. a positioning groove; 14. positioning the bulge; 15. a mounting hole; 16. and a vent hole.

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.

Examples: referring to fig. 1-5, a flange processing protector includes a first protection plate 1, a second protection plate 2 and a connection mechanism 3, the first protection plate 1 and the second protection plate 2 are of a semicircular structure symmetrical to each other, the first protection plate 1 and the second protection plate 2 are spliced to each other to form a circular plate, specifically, a positioning groove 13 is formed in a straight edge of the first protection plate 1, a positioning protrusion 14 is formed in a straight edge of the second protection plate 2, the positioning protrusion 14 and the positioning groove 13 are mutually embedded, and the first protection plate 1 and the second protection plate 2 can be easily spliced to each other to form a circular plate for protecting an air inlet flange of an exhaust pipe by utilizing the mutual embedding of the positioning protrusion 13 and the positioning protrusion 14.

In this embodiment, coupling mechanism 3 is including setting up the connecting block 4 in first guard plate 1 middle part position department and setting up the connecting seat 7 in second guard plate 2 middle part position department, the one end slope that first guard plate 1 was kept away from to connecting block 4 extends to connecting seat 7 one side and aligns with connecting seat 7, coupling mechanism 3 is still including connecting seat 7 and connecting block 4's ventilation connection piece 5, ventilation connection piece 5 is the axostylus axostyle 8 that runs through connecting block 4 tip, axostylus axostyle 8 is hollow structure, the fixed embedding connecting seat 7 of one end of axostylus axostyle 8 is interior, the other one end screw-thread fit of axostylus axostyle 8 has the spanner 6 of screwing up that can support tight connecting block 4, splice back at first guard plate 1 and second guard plate 2, screw up the spanner 6 and support tight connecting block 4, make first guard plate 1 and second guard plate 2 will constitute a circular whole on the blast pipe flange that covers, the circular arc limit side of first guard plate 1 and second guard plate 2 is all kept away from connecting block 4 and connecting seat 7 one side bending and forming bordure 12, can be to the blast pipe flange side of intaking, thereby to the blast pipe flange side parcel slag effectively, the welding flange face is provided to the good working environment for the flange of intaking.

In this embodiment, one end of the shaft rod 8 embedded in the connecting seat 7 is provided with two extending ends 10, the two extending ends 10 penetrate through the second protection plate 2, and an exhaust channel can be formed on two sides of a circular plate formed by the first protection plate 1 and the first protection plate 1 while protecting an air inlet flange of the exhaust pipe by using a hollow structure of the shaft rod 8.

In this embodiment, the shaft lever 8 is provided with a positioning fixture 11 towards one end of the two extending ends 10, the positioning fixture 11 is embedded into the connecting seat 7, and the surface of the positioning fixture 11 is provided with a concave table, so that the shaft lever 8 can be stably embedded into the connecting seat 7, one end of the shaft lever 8 away from the two extending ends 10 is provided with a first extending end 9, the first extending end 9 is in threaded fit with the tightening wrench 6, and the connecting block 4 can be continuously abutted against when the tightening wrench 6 is screwed. In addition, the end of the connecting block 4 is provided with a mounting hole 15 through which the first extending end 9 passes, the second protection plate 2 is provided with a vent hole 16 through which the two extending ends 10 pass, and the mounting hole 15 and the vent hole 16 can be axially aligned.

The working principle of the utility model is as follows:

when the novel exhaust pipe air inlet flange is used, the semicircular first protection plate 1 and the semicircular second protection plate 2 are sleeved on the exhaust pipe air inlet flange, the positioning grooves 13 and the positioning protrusions 14 on the straight edges of the first protection plate 1 and the second protection plate 2 are mutually embedded, the shaft rod 8 penetrates through the positioning protrusions 14 on the end portion of the connecting block 4, then the tightening wrench 6 is used for being in threaded sleeve connection with the first extending end 9 of the shaft rod 8, the tightening wrench 6 is screwed to continuously tightly prop against the connecting block 4, at the moment, the first protection plate 1 and the second protection plate 2 form a circular whole sleeved on the exhaust pipe air inlet flange, and the edge 12 bent at the round edges of the first protection plate 1 and the second protection plate 2 can wrap the edge of the exhaust pipe air inlet flange, so that the exhaust pipe air inlet flange is effectively protected, and welding slag is prevented from splashing on the appearance surface of the flange.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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 described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a flange processing protector, includes first guard plate (1), second guard plate (2) and coupling mechanism (3), its characterized in that:

the first protection plate (1) and the second protection plate (2) are of mutually symmetrical semicircular structures, the first protection plate (1) and the second protection plate (2) are mutually spliced to form a circular plate, the connecting mechanism (3) comprises a connecting block (4) arranged at the middle position of the first protection plate (1) and a connecting seat (7) arranged at the middle position of the second protection plate (2), and one end of the connecting block (4) far away from the first protection plate (1) obliquely extends to one side of the connecting seat (7) and is aligned with the connecting seat (7);

coupling mechanism (3) still include connecting seat (7) and connecting piece (4) connecting piece (5) of ventilating, connecting piece (5) are axostylus axostyle (8) of running through connecting piece (4) tip, axostylus axostyle (8) are hollow structure, in fixed embedding connecting seat (7) of one end of axostylus axostyle (8), the other one end screw-thread fit of axostylus axostyle (8) has screwing up spanner (6) that can support tight connecting piece (4).

2. A flange finish protector according to claim 1 wherein: one end of the shaft lever (8) embedded into the connecting seat (7) is provided with two extending ends (10), and the two extending ends (10) penetrate through the second protection plate (2).

3. A flange finish protector according to claim 2 wherein: one end of the shaft lever (8) facing the two extending ends (10) is provided with a positioning clamping block (11), the positioning clamping block (11) is embedded into the connecting seat (7), and the surface of the positioning clamping block (11) is provided with a concave table.

4. A flange finish protector according to claim 2 wherein: one end of the shaft lever (8) far away from the two extending ends (10) is provided with a first extending end (9), and the first extending end (9) is in threaded fit with the tightening wrench (6).

5. A flange finish protector according to claim 1 wherein: the end part of the connecting block (4) is provided with a mounting hole (15) for the first extension end (9) to pass through, the second protection plate (2) is provided with a vent hole (16) for the two extension ends (10) to pass through, and the mounting hole (15) and the vent hole (16) can be axially aligned.

6. A flange finish protector according to claim 1 wherein: the arc side of the first protection plate (1) and the arc side of the second protection plate (2) are bent towards the side far away from the connecting block (4) and the connecting seat (7) and form a wrapping edge (12).

7. A flange finish protector according to claim 1 wherein: the straight edge of the first protection plate (1) is provided with a positioning groove (13), the straight edge of the second protection plate (2) is provided with a positioning protrusion (14), and the positioning protrusion (14) and the positioning groove (13) are mutually embedded.