CN219075415U

CN219075415U - Tube plate clamping device of pressure vessel

Info

Publication number: CN219075415U
Application number: CN202223083969.9U
Authority: CN
Inventors: 李富富; 陈玉戊; 长仁慧; 白德武; 杨依伦; 单发良
Original assignee: Xinjiang Lanshi Refitting Energy Engineering Co ltd
Current assignee: Xinjiang Lanshi Refitting Energy Engineering Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-05-26
Anticipated expiration: 2032-11-21

Abstract

The utility model discloses a tube plate clamping device for a pressure vessel, wherein a fixed cross rod is fixed on one side of a supporting plate, a movable cross rod is movably arranged on the supporting plate, a screw is driven to rotate by a motor in a driving assembly, and a screw sleeve is driven to move by the screw, so that the movable cross rod is close to or far away from the fixed cross rod, and after the tube plate is arranged between the movable cross rod and the fixed cross rod, the tube plate is clamped and fixed by the movable cross rod.

Description

Tube plate clamping device of pressure vessel

Technical Field

The utility model belongs to the field of pressure vessel tube plate heat exchangers, and particularly relates to a pressure vessel tube plate clamping device.

Background

When the tube plate heat exchanger of the pressure vessel is processed, the tube plate needs to be fixed so as to be convenient for installing a heat exchanger tube bundle, the currently adopted device for clamping and fixing the tube plate is provided with a manual fixing mode and also provided with a clamp for fixing, for example, the Chinese patent document with the publication number of CN215847001U proposes an adjustable clamp for processing the heat exchange holes of the tube plate of the pressure vessel, and the tube plate clamping and fixing is realized by arranging two circular arc-shaped movable plates which are split, so that the mode aims at the tube plate with one size, is not applicable to the tube plates with different sizes, and has the defect of narrow application range.

Disclosure of Invention

The utility model aims to solve the problems that: a clamping device applicable to tube plates of different sizes is provided.

The technical scheme adopted by the utility model is as follows:

a fixed cross rod is fixed on one side of a supporting plate, a movable cross rod is movably arranged on the supporting plate, a driving assembly is connected with the movable cross rod, the driving assembly comprises a motor, a screw rod and a screw sleeve, the screw sleeve is fixed with the movable cross rod, the screw sleeve is connected with the supporting plate through a sliding structure, the motor is fixed on the supporting plate, an output shaft of the motor is coaxially fixed with the screw rod, and the screw sleeve is sleeved on the screw rod and is in threaded connection with the screw rod.

The sliding structure comprises second sliding blocks on two sides of the screw sleeve, a second sliding seat is arranged on the supporting plate at a position corresponding to the second sliding blocks, a second sliding groove is formed in the second sliding seat, and the second sliding blocks are located in the corresponding second sliding grooves and are in sliding connection with the corresponding second sliding grooves.

Further technical scheme lies in, sliding structure still includes the connecting rod of being connected with the swivel nut, and the both ends of connecting rod all are fixed with the mount pad, the mount pad bottom is provided with first slider, be provided with first slide in the backup pad in the position corresponding with spacing slider, seted up first spout on the first slide, first slider is located inside and rather than sliding connection of first spout.

The further technical scheme is that the bottom of the supporting plate is provided with supporting legs.

The further technical scheme is that universal wheels are arranged at the lower ends of the supporting legs.

The further technical scheme is that the movable cross rod and the fixed cross rod are respectively provided with a clamping seat.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

fixed cross bars are fixed on one side of the supporting plate, movable cross bars are movably arranged on the supporting plate, a screw rod is driven to rotate through a motor in a driving assembly, the screw rod drives a screw sleeve to move, then the movable cross bars are enabled to be close to or far away from the fixed cross bars, a tube plate is placed between the movable cross bars, and the movable cross bars are moved to clamp and fix the tube plate.

Drawings

FIG. 1 is a schematic view of an isometric side view of a pressure vessel tube sheet production and tooling platform;

FIG. 2 is a schematic top view of a pressure vessel tube sheet production platform;

FIG. 3 is a schematic view of the cross-sectional structure A-A in FIG. 2;

FIG. 4 is a schematic view of the cross-sectional structure B-B in FIG. 2;

fig. 5 is a schematic view of the right-side three-dimensional structure of a pressure vessel tube sheet production and processing platform.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent.

As shown in fig. 1-5. The utility model provides a pressure vessel tube sheet clamping device, backup pad 1 one side is fixed with decides horizontal pole 11, and the activity is provided with on backup pad 1 and moves horizontal pole 10, moves horizontal pole 10 and is connected with drive assembly, and drive assembly includes motor 14, screw rod 16 and swivel nut 15, swivel nut 15 is fixed with moving horizontal pole 10, and swivel nut 15 passes through sliding structure with backup pad 1 to be connected, and motor 14 is fixed on backup pad 1, and the output shaft and the screw rod 16 coaxial fixation of motor 14, swivel nut 15 cover is established on screw rod 16 rather than threaded connection.

When in use, the tube plate is arranged between the movable cross bars 10 and close to the fixed cross bars 11, after the motor 14 is started, the screw 16 can drive the screw sleeve 15 to move, the sliding structure can ensure that the screw sleeve 15 is driven by the screw 16 to move, the movable cross bars 10 move towards the tube plate until the movable cross bars are close to the tube plate, and the tube plate can be clamped and fixed,

fixed horizontal pole 11 is fixed with in backup pad 1 one side, and the activity is provided with on backup pad 1 moves horizontal pole 10, and motor 14 drive screw rod 16 through drive assembly in rotates, drives swivel nut 15 by screw rod 16 and removes, and then can make to move horizontal pole 10 and be close to or keep away from fixed horizontal pole 11, places the tube sheet between moving horizontal pole 10 and fixed horizontal pole 11, moves and moves horizontal pole 10 and fix the tube sheet centre gripping, compares this scheme of prior art and can be suitable for different sizes tube sheet

The sliding structure comprises second sliding blocks 18 on two sides of a threaded sleeve 15, a second sliding seat 13 is arranged on the supporting plate 1 at a position corresponding to the second sliding blocks 18, a second sliding groove 17 is formed in the second sliding seat 13, the second sliding blocks 18 are located in the corresponding second sliding grooves 17 and are in sliding connection with the corresponding second sliding grooves 17, the movable cross rod 10 can move on the supporting plate 1 through the sliding connection of the threaded sleeve 15 and the second sliding seat 13, and then the distance between the movable cross rod 10 and the fixed cross rod 11 can be adjusted.

The sliding structure further comprises a connecting rod 9 connected with a threaded sleeve 15, mounting seats 8 are respectively fixed at two ends of the connecting rod 9, first sliding blocks 6 are arranged at the bottoms of the mounting seats 8, first sliding seats 5 are arranged at positions, corresponding to the limiting sliding blocks, of the supporting plate 1, first sliding grooves 4 are formed in the first sliding seats 5, the first sliding blocks 6 are located inside the first sliding grooves 4 and are in sliding connection with the first sliding grooves, and therefore sliding stability of the threaded sleeve 15 is not improved, and stability of movement of the movable cross rod 10 is guaranteed.

The bottom of the supporting plate 1 is provided with supporting legs 2 for supporting the supporting plate 1.

The universal wheels 3 are arranged at the lower ends of the supporting legs 2, so that the support legs can be moved conveniently, and the use convenience is improved.

The movable cross rod 10 and the fixed cross rod 11 are respectively provided with a clamping seat 12, and the clamping seats 12 are provided with arc grooves 19.

The foregoing is only illustrative of the preferred embodiments of the present utility model.

Claims

1. The utility model provides a pressure vessel tube sheet clamping device, its characterized in that, backup pad (1) one side is fixed with decides horizontal pole (11), and the activity is provided with on backup pad (1) and moves horizontal pole (10), moves horizontal pole (10) and is connected with drive assembly, and drive assembly includes motor (14), screw rod (16) and swivel nut (15), swivel nut (15) are fixed with moving horizontal pole (10), and swivel nut (15) are connected through sliding construction with backup pad (1), and motor (14) are fixed on backup pad (1), and the output shaft and the screw rod (16) coaxial fixation of motor (14), swivel nut (15) cover are established on screw rod (16) rather than threaded connection.

2. A tube plate clamping device for a pressure vessel according to claim 1, wherein the sliding structure comprises second sliding blocks (18) on two sides of the threaded sleeve (15), a second sliding seat (13) is arranged on the supporting plate (1) at a position corresponding to the second sliding blocks (18), a second sliding groove (17) is arranged on the second sliding seat (13), and the second sliding blocks (18) are positioned in the corresponding second sliding grooves (17) and are in sliding connection with the corresponding second sliding grooves.

3. The pressure vessel tube plate clamping device according to claim 1, wherein the sliding structure further comprises a connecting rod (9) connected with a screw sleeve (15), mounting seats (8) are respectively fixed at two ends of the connecting rod (9), first sliding blocks (6) are arranged at the bottoms of the mounting seats (8), first sliding seats (5) are arranged at positions, corresponding to the limiting sliding blocks, on the supporting plate (1), first sliding seats (5) are provided with first sliding grooves (4), and the first sliding blocks (6) are located inside the first sliding grooves (4) and are in sliding connection with the first sliding grooves.

4. A pressure vessel tube sheet clamping device according to claim 1, characterized in that the bottom of the support plate (1) is provided with support legs (2).

5. A tube sheet clamping device for a pressure vessel as claimed in claim 4, wherein the lower ends of the support legs (2) are provided with universal wheels (3).

6. The clamping device for the tube plates of the pressure vessels according to claim 1, wherein clamping seats (12) are arranged on the movable cross rod (10) and the fixed cross rod (11).