Thermal compensation device of heat exchanger

Abstract

The utility model relates to the technical field of heat exchangers, in particular to a heat compensation device of a heat exchanger, which comprises two flanges and a corrugated pipe, a plurality of corresponding lug plates are fixedly arranged on the circumferential walls of the two flanges, two ends of the corrugated pipe are respectively connected with the inner side walls of the two flanges in a sliding mode, and two ends of the corrugated pipe are connected with the inner side walls of the flanges in a sliding mode. Rectangular blocks are arranged on one sides of the two corresponding lug plates, rectangular grooves are formed in the two ends of the side wall of each rectangular block, a through hole is formed between the two rectangular grooves, a moving mechanism is arranged in the through hole, fixed clamping blocks are fixedly arranged at the positions, located between the two rectangular grooves, of the side wall of each rectangular block, and movable clamping blocks are slidably arranged in the two rectangular grooves. One ends of the two movable clamping blocks extend out of the rectangular groove, and the lug plates are arranged between the movable clamping blocks and the fixed clamping blocks. According to the utility model, the thermal compensation device can be quickly mounted, the mounting efficiency of the thermal compensation device is improved, and the labor intensity of workers is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat exchanger technical field, concretely is a heat compensation device of heat exchanger. BACKGROUND

[0002] Thermal compensation refers to compensating the heated elongation of the heating pipeline, thereby weakening or eliminating the stress generated by thermal expansion and contraction force. It mainly utilizes the elastic deformation of the pipeline bending pipe section or sets a compensator on the pipeline.

[0003] In the prior art, two flanges on the thermal compensation device are usually connected by multiple screws, the rod walls of the screws are at both sides of the ear plates, and multiple nuts are threadedly connected to the rod walls to install and fix the ear plates, which is low in installation efficiency and increases the labor intensity of workers, therefore, the utility model provides a heat compensation device of heat exchanger. UTILITY MODEL CONTENTS

[0004] The utility model discloses a heat compensation device of heat exchanger, can install the heat compensation device fast, improved the installation efficiency of heat compensation device, reduced the labor intensity of workers, to solve the problem raised in the above background art.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A heat compensation device of heat exchanger, including two flanges and bellows, the two flanges are fixedly provided with a plurality of corresponding ear plates on the circumferential wall, the bellows is slidably connected to the inner side wall of the two flanges at both ends, the two ends of the bellows are slidably connected to the inner side wall of the flange, one side of the corresponding two ear plates is provided with a rectangular block, the side wall of the rectangular block is provided with a rectangular groove at both ends, a through hole is arranged between the two rectangular grooves, a moving mechanism is arranged in the through hole, the side wall of the rectangular block is fixedly provided with a fixed clamping block between the two rectangular grooves, the two rectangular grooves are slidably provided with movable clamping blocks, one end of the two movable clamping blocks extends to the outside of the rectangular groove, and the ear plate is arranged between the movable clamping block and the fixed clamping block.

[0007] Preferably, the moving mechanism comprises a bidirectional screw rod, the bidirectional screw rod is arranged in the through hole, the two ends of the bidirectional screw rod extend to the outside of the through hole, the two ends of the bidirectional screw rod are rotatably connected to the groove walls of the two rectangular grooves through rolling bearings, the rod walls on the two sides of the bidirectional screw rod are threadedly connected to the two movable clamping blocks respectively, a rotating wheel is fixedly arranged in the middle of the rod wall of the bidirectional screw rod, and a strip-shaped hole matched with the rotating wheel is formed in the side wall of the through hole.

[0008] Preferably, the circumferential wall of the rotating wheel is provided with anti-skid lines.

[0009] Preferably, two said movable clamping blocks are fixed with limiting posts on opposite sides.

[0010] Preferably, two said limiting posts are provided with chamfers on opposite ends.

[0011] Preferably, the angle of said chamfer is 45°.

[0012] Compared with the prior art, the heat compensation device has the advantages that:

[0013] The heat compensation device of the heat exchanger, through the flanges, the rotating wheel, the rectangular block, the ear plate, the corrugated pipe, the bidirectional screw rod, the movable clamping block, the limiting post and the fixed clamping block, the two ends of the corrugated pipe are inserted into the two flanges respectively, then the corresponding two ear plates are inserted into the corresponding movable clamping plates and fixed clamping plates respectively, at this time, the limiting posts correspond to the mounting holes of the ear plates, the rotating wheel is rotated, the bidirectional screw rod is driven to rotate by the rotating wheel, the two movable clamping plates are driven to approach by the bidirectional screw rod, the limiting posts are clamped into the mounting holes of the ear plates by the movable clamping plates, and the ear plates are clamped by the movable clamping plates and the fixed clamping plates at the same time, so that the heat compensation device can be quickly installed, the installation efficiency of the heat compensation device is improved, and the labor intensity of the workers is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic view of a heat compensation device of a heat exchanger.

[0015] Figure 2 It is a schematic view of the internal structure of the rectangular block.

[0016] Figure 3 It is Figure 2 It is an enlarged schematic view of the partial A part.

[0017] In the figure: 1, flange; 2, rotating wheel; 3, rectangular block; 4, ear plate; 5, corrugated pipe; 6, bidirectional screw rod; 7, movable clamping block; 8, limiting post; 9, fixed clamping block. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0019] Please refer to Figures 1 to 3 The present application provides a technical solution:

[0020] The utility model provides a heat compensation device of heat exchanger, including two flanges 1 and bellows 5, the circumference wall of two flanges 1 is fixedly provided with a plurality of corresponding lug plate 4, and the inner side wall of two flanges 1 is slidably connected with the both ends of bellows 5, the both ends of bellows 5 are slidably connected with the inner side wall of flange 1, the lug plate 4 of corresponding two is provided with rectangular block 3 on one side, the both ends of the side wall of rectangular block 3 are provided with rectangular groove, and the through -hole is arranged between two rectangular grooves, and the moving mechanism is arranged in the through -hole, the side wall of rectangular block 3 is fixedly provided with fixed clamping block 9 between two rectangular grooves, and the movable clamping block 7 is slidably arranged in two rectangular grooves, and the one end of two movable clamping blocks 7 extends to the outside of rectangular groove, and the lug plate 4 is arranged between movable clamping block 7 and fixed clamping block 9.

[0021] The moving mechanism includes bidirectional screw rod 6, the bidirectional screw rod 6 is arranged in the through -hole, and the both ends of bidirectional screw rod 6 extend to the outside of through -hole, and the both ends of bidirectional screw rod 6 are rotatably connected with the groove wall of two rectangular grooves through rolling bearing, and the rod wall of bidirectional screw rod 6 is threadedly connected with two movable clamping blocks 7 respectively, and the rod wall middle part of bidirectional screw rod 6 is fixedly provided with rotating wheel 2, and the side wall of through -hole is provided with strip hole matched with rotating wheel 2.

[0022] The circumference wall of rotating wheel 2 is provided with anti -skid line, and the anti -skid line increases the friction of the surface of rotating wheel 2.

[0023] The opposite side of two movable clamping blocks 7 is fixedly provided with limiting column 8, and the limiting column 8 can lock the mounting hole of movable clamping plate 7 and lug plate 4.

[0024] The opposite end of two limiting columns 8 is provided with chamfer, and the angle of chamfer is set as 45 DEG, and the chamfer is convenient for the limiting column 8 to be inserted into the mounting hole of lug plate 4.

[0025] When installing, the both ends of bellows 5 are inserted into two flanges 1 respectively, and then the corresponding two lug plates 4 are inserted into the corresponding movable clamping plates 7 and fixed clamping plates 9 respectively, at this moment, the limiting column 8 is corresponded with the mounting hole position of lug plate 4, rotating wheel 2 is rotated, bidirectional screw rod 6 is driven to rotate, two movable clamping plates 7 are driven to approach, movable clamping plate 7 drives limiting column 8 to be inserted into the mounting hole of lug plate 4, and movable clamping plate 7 and fixed clamping plate 9 clamp lug plate 4 together, can be quickly installed heat compensation device, improve the installation efficiency of heat compensation device, reduce the labor intensity of staff.

[0026] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A heat compensation device for a heat exchanger, comprising two flanges (1) and a bellows (5), characterized in that: The circumferential walls of the two flanges (1) are fixedly provided with a plurality of corresponding ear plates (4), the two ends of the bellows (5) are respectively slidably connected to the inner walls of the two flanges (1), the two ends of the bellows (5) are slidably connected to the inner walls of the flanges (1), one side of the corresponding two ear plates (4) is provided with a rectangular block (3), both ends of the side wall of the rectangular block (3) are provided with a rectangular groove, a through hole is provided between the two rectangular grooves, a moving mechanism is provided in the through hole, a fixed clamping block (9) is fixedly provided on the side wall of the rectangular block (3) between the two rectangular grooves, a movable clamping block (7) is slidably provided in the two rectangular grooves, one end of the two movable clamping blocks (7) extends to the outside of the rectangular groove, and the ear plate (4) is arranged between the movable clamping block (7) and the fixed clamping block (9).

2. The thermal compensation device of a heat exchanger according to claim 1, characterized in that: The moving mechanism includes a bidirectional screw rod (6), which is arranged in a through hole, and both ends of the bidirectional screw rod (6) extend to the outside of the through hole. Both ends of the bidirectional screw rod (6) are rotatably connected to the groove walls of two rectangular grooves through rolling bearings. The two side rod walls of the bidirectional screw rod (6) are respectively threadedly connected to two movable clamping blocks (7). A rotating wheel (2) is fixedly provided in the middle of the rod wall of the bidirectional screw rod (6), and a strip hole matching the rotating wheel (2) is opened on the side wall of the through hole.

3. The thermal compensation device of a heat exchanger according to claim 2, characterized in that: The circumferential wall of the rotating wheel (2) is provided with anti-slip grooves.

4. The thermal compensation device of a heat exchanger according to claim 1, characterized in that: A limiting column (8) is fixedly provided on opposite sides of the two movable clamping blocks (7).

5. The thermal compensation device of a heat exchanger according to claim 4, characterized in that: The opposite ends of the two limiting columns (8) are both provided with chamfers.

6. The thermal compensation device of a heat exchanger according to claim 5, characterized in that: The chamfer angle is set to 45°.

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