CN215315867U

CN215315867U - Drilling equipment for pressure vessel tube plate flange hole

Info

Publication number: CN215315867U
Application number: CN202121670376.5U
Authority: CN
Inventors: 颜兴锋; 汪家方; 迟晓彬; 张兆滨
Original assignee: Changzhou Delian Machinery Co ltd
Current assignee: Changzhou Delian Machinery Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2021-12-28
Anticipated expiration: 2031-07-22

Abstract

The utility model relates to the technical field of drilling processing, in particular to drilling equipment for a pressure vessel tube plate flange hole, which comprises a base, wherein a machine shell is fixedly arranged at the top end of the base, two placing frames are connected in the machine shell, a separation net is connected and installed in the base, a cleaning box is connected in the base, a moving rod is connected to the inner wall of the top end of the machine shell, a lifting rod is connected in the moving rod, a protective cover is fixedly arranged at the bottom of the lifting rod, a telescopic motor is fixedly arranged in the protective cover, a first rotating motor is fixedly arranged in the protective cover, a rotary disc is fixedly arranged in the first rotating motor, a positioning rod is fixedly arranged at the bottom of the rotary disc, a lifting plate is connected in the positioning rod, a spring is connected and installed at the top end of the lifting plate, a second rotating motor with an output shaft vertically downward is fixedly installed at the top end of the lifting plate, and the output shaft of the second rotating motor is respectively connected with a drill bit and a brush through the lifting plate. The utility model can clean the hole while drilling, and avoid air pollution, with practicability.

Description

Drilling equipment for pressure vessel tube plate flange hole

Technical Field

The utility model relates to the technical field of drilling processing, in particular to drilling equipment for a pressure vessel tube plate flange hole.

Background

A pressure vessel is a closed vessel that can withstand pressure. The pressure container has wide application range, and has important position and function in many departments of industry, civil use, military industry and the like and many fields of scientific research. Among them, the pressure vessels used in the petrochemical industry alone account for about 50% of the total number of pressure vessels, in order to be used in the chemical industry and the petrochemical industry at most. The pressure container is mainly used for the technical processes of heat transfer, mass transfer, reaction and the like, and storing and transporting gas or liquefied gas with pressure in the fields of chemical industry and petrochemical industry; it is also widely used in other industrial and domestic applications, such as air compressors. Auxiliary machines (such as a cooler, a buffer, an oil-water separator, a gas tank, an evaporator, and a liquid coolant tank) of various special compressors and refrigeration compressors belong to pressure vessels.

In the in-process of assembling the pressure vessel tube sheet, need utilize the flange to install in the position that corresponds to fix through the flange hole, consequently need carry out drilling work on the tube sheet, drilling equipment can produce a large amount of pieces when drilling, mixes easily in the air, causes the pollution to the environment, and have the fractional part piece to remain downtheholely, untimely clearance influences subsequent work easily, consequently, need design the drilling equipment in pressure vessel tube sheet flange hole and solve these problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a drilling device for a flange hole of a pressure vessel tube plate.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a drilling device for a pressure vessel tube plate flange hole comprises a base, wherein a shell is fixedly installed at the top end of the base, two placing frames are connected in the shell in a sliding manner, a separation net is installed in the base in a connecting manner, a cleaning box is connected in the base in a sliding manner, a moving rod is connected in the top end of the shell in a sliding manner, a lifting rod is connected in the moving rod in a sliding manner, a protective cover is fixedly installed at the bottom of the lifting rod, four telescopic motors with vertically downward output shafts are fixedly installed in the protective cover, a first rotating motor is fixedly installed in the protective cover, a rotating disc is fixedly installed on an output shaft of the first rotating motor, two groups of positioning rods are fixedly installed at the bottom of the rotating disc, a lifting plate is connected in each group of the positioning rods in a sliding manner, a spring is installed at the top end of the lifting plate in a connecting manner, and a second rotating motor with vertically downward output shaft is fixedly installed at the top end of the lifting plate, and an output shaft of the second rotating motor is connected with a drill bit and a brush through a lifting plate respectively.

Preferably, the placing rack is designed to be of an L-shaped structure.

Preferably, one side of the movable rod is connected with a fastening screw through threads, and the fastening screw is connected with the lifting rod through the movable rod.

Preferably, the output shaft of the telescopic motor is designed into an arc-shaped structure, and a through hole matched with the telescopic motor is formed in the rotary table.

Preferably, the spring sleeve is arranged on the outer side of the positioning rod, and a limiting block is fixedly arranged at the bottom of the positioning rod.

Preferably, the outer side of the protective cover is made of transparent materials, and the bottom of the protective cover is rotatably connected with a plurality of balls.

The utility model has the beneficial effects that: the utility model utilizes the placing rack to place the tube plate, can adjust the position of the tube plate by sliding the placing rack, can also change the position of the protective cover by sliding the moving rod, cooperates with the first rotating motor to rotate the turntable, changes the drilling position by changing the direction of the drill bit, can observe the drilling position through the protective cover, is convenient to confirm the position, can prevent chips from floating into the air, reduces the possibility of air pollution, utilizes the telescopic motor to control the lifting plate, the second rotating motor and the drill bit to descend, utilizes the second rotating motor to control the drill bit to drill, simultaneously utilizes the telescopic motor to cooperate with the lifting plate, the second rotating motor and the brush to clean the hole, has strong flexibility, the spring is responsible for taking the drill bit and the brush into the protective cover, and the ball can facilitate the protective cover to move on the surface of the tube plate, the friction force is reduced, the separation net and the cleaning box are responsible for collecting the scraps, and the cleaning work is convenient to carry out.

Drawings

FIG. 1 is a schematic structural diagram of a drilling device for a pressure vessel tube plate flange hole, which is provided by the utility model;

FIG. 2 is a schematic front view of a protective cover in the drilling equipment for the flange hole of the tube plate of the pressure vessel according to the present invention;

fig. 3 is a schematic top view of a protective cover in the drilling equipment for the flange hole of the pressure vessel tube plate according to the present invention.

In the figure: the cleaning machine comprises a base 1, a machine shell 2, a placing frame 3, a separating net 4, a cleaning box 5, a moving rod 6, a lifting rod 7, a protective cover 8, a telescopic motor 9, a first rotating motor 10, a rotating disc 11, a positioning rod 12, a lifting plate 13, a spring 14, a second rotating motor 15, a drill bit 16, a hairbrush 17 and balls 18.

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.

Example (b): referring to fig. 1-3, a drilling device for a flange hole of a tube plate of a pressure vessel comprises a base 1, a casing 2 is fixedly arranged at the top end of the base 1, two placing frames 3 are connected in the casing 2 in a sliding manner, a separation net 4 is connected in the base 1, a cleaning box 5 is connected in the base 1 in a sliding manner, a movable rod 6 is connected in the inner wall of the top end of the casing 2 in a sliding manner, a lifting rod 7 is connected in the movable rod 6 in a sliding manner, a protective cover 8 is fixedly arranged at the bottom of the lifting rod 7, four telescopic motors 9 with output shafts vertically downward are fixedly arranged in the protective cover 8, a first rotating motor 10 is fixedly arranged in the protective cover 8, a rotary disc 11 is fixedly arranged on the output shaft of the first rotating motor 10, two groups of positioning rods 12 are fixedly arranged at the bottom of the rotary disc 11, a lifting plate 13 is connected in each group of positioning rods 12 in a sliding manner, and a spring 14 is connected at the top end of the lifting plate 13, and a second rotating motor 15 with an output shaft vertically downward is fixedly installed at the top end of the lifting plate 13, and the output shaft of the second rotating motor 15 is connected with a drill 16 and a brush 17 through the lifting plate 13 respectively.

Further, the placing frame 3 is designed to be of an L-shaped structure.

Furthermore, a fastening screw is connected to one side of the movable rod 6 through a screw thread, and the fastening screw is connected to the lifting rod 7 through the movable rod 6.

Further, the output shaft of flexible motor 9 is arc structural design, and sets up the through-hole with flexible motor 9 adaptation in the carousel 11.

Further, the spring 14 is sleeved outside the positioning rod 12, and a limiting block is fixedly installed at the bottom of the positioning rod 12.

Further, the outer side of the protective cover 8 is made of transparent materials, and the bottom of the protective cover 8 is rotatably connected with a plurality of balls 18.

The working principle is as follows: when the device is used, a tube plate is placed on the placing frame 3, fastening screws are loosened, the protective cover 8 descends through gravity, balls 18 are connected with the tube plate, then the fastening screws are fastened for fixing, the position of the tube plate is changed by sliding the placing frame 3, the position of the protective cover 8 is changed by sliding the moving rod 6, meanwhile, the first rotating motor 10 is used for controlling the rotating disc 11 to rotate, the direction of a drill bit 16 is adjusted, the drilling position can be confirmed through the protective cover 8 in the process, then the telescopic motor 9 corresponding to the drill bit 16 is opened, the output shaft of the telescopic motor is connected with the spring 14, the spring 14 is opened to control the drill bit 16 to rotate, drilling work is carried out, after the drilling is finished, the drill bit 16 is put into the protective cover 8 through the spring 14, the rotating disc 11 is rotated by 180 degrees, the brush 17 is positioned at the current drilling position, the telescopic motor 9 is extended out again and the brush 17 is controlled to rotate, and the hole is cleaned, the cleaned debris enters the cleaning box 5 through the separation net 4, and cleaning work is carried out after the processing is finished.

Those not described in detail in this specification are within the skill of the art.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The drilling equipment for the pressure vessel tube plate flange hole comprises a base (1) and is characterized in that a casing (2) is fixedly installed at the top end of the base (1), two placing frames (3) are connected in the casing (2) in a sliding mode, a separation net (4) is installed in the base (1) in a connecting mode, a cleaning box (5) is connected in the base (1) in a sliding mode, a moving rod (6) is connected to the inner wall of the top end of the casing (2) in a sliding mode, a lifting rod (7) is connected in the moving rod (6) in a sliding mode, a protective cover (8) is fixedly installed at the bottom of the lifting rod (7), four telescopic motors (9) with output shafts vertically downward are fixedly installed in the protective cover (8), a first rotating motor (10) is fixedly installed in the protective cover (8), a rotary table (11) is fixedly installed on the output shaft of the first rotating motor (10), carousel (11) bottom fixed mounting has two sets of locating levers (12), and equal sliding connection has lifter plate (13) in every group locating lever (12), lifter plate (13) top connection is installed spring (14), and lifter plate (13) top fixed mounting has the vertical decurrent second rotating electrical machines (15) of output shaft, the output shaft of second rotating electrical machines (15) is connected with drill bit (16) and brush (17) through lifter plate (13) respectively.

2. The drilling equipment for the flange hole of the tube plate of the pressure vessel as claimed in claim 1, wherein the placing frame (3) is designed in an L-shaped structure.

3. The drilling equipment for the flange hole of the tube plate of the pressure vessel is characterized in that a fastening screw is connected to one side of the movable rod (6) through threads, and the fastening screw is connected with the lifting rod (7) through the movable rod (6).

4. The drilling equipment for the flange hole of the tube plate of the pressure vessel as claimed in claim 1, wherein the output shaft of the telescopic motor (9) is designed in an arc structure, and a through hole matched with the telescopic motor (9) is formed in the rotary table (11).

5. The drilling equipment for the flange hole of the tube plate of the pressure vessel as claimed in claim 1, wherein the spring (14) is sleeved outside the positioning rod (12), and a limiting block is fixedly installed at the bottom of the positioning rod (12).

6. The drilling equipment for the flange hole of the tube plate of the pressure vessel as claimed in claim 1, wherein the outer side of the protective cover (8) is made of transparent material, and a plurality of balls (18) are rotatably connected to the bottom of the protective cover (8).