Quick-pressing plate heat exchanger

Abstract

The utility model discloses a plate heat exchanger capable of pressing quickly, which belongs to the technical field of heat exchange equipment, and comprises a base, a first fixed plate, a second fixed plate, a movable plate and heat exchange fins, a pressing mechanism is arranged between the movable plate and the second fixed plate, and the pressing mechanism comprises two mounting seats fixed on the plate surface of the second fixed plate; the two ends of the two-way threaded rod are mounted on the two mounting seats; a first sliding seat and a second sliding seat; the first pivoting seat and the second pivoting seat are arranged on the plate surface of the movable plate at an interval; a first link and a second link. According to the plate heat exchanger capable of achieving rapid pressing, the heat exchange pieces can be rapidly pressed and loosened through cooperation of the first fixing plate, the movable plate, the pressing mechanism and the second fixing plate, and the working efficiency is improved. And after the heat exchange sheets are pressed by the pressing mechanism, required pressing force can be kept between the heat exchange sheets for a long time, and the stable proceeding of the heat exchange process is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a quick compression plate heat exchanger belongs to heat exchange equipment technical field. BACKGROUND

[0002] Plate heat exchanger is a kind of high-efficiency heat exchange equipment, it is stacked by a series of metal heat exchange sheet with certain corrugated shape, thin heat exchange channel is formed between heat exchange sheet, two heat exchange medium flow in adjacent heat exchange channel and heat exchange. When using, the number of heat exchange sheet can be flexibly increased or decreased to adjust heat exchange capacity, and the worn heat exchange sheet can be conveniently maintained, and it is widely used in chemical industry, heating and ventilation and other fields. The existing part plate heat exchanger is compressed between heat exchange sheet by multiple bolts, needs to be tightened or loosened in turn when operating, and the operation efficiency is low. UTILITY MODEL CONTENTS

[0003] The utility model discloses to solve the problems existing in prior art, provide a kind of quick compression plate heat exchanger, can be compressed quickly by the cooperation of first fixed plate, moving plate, compression mechanism, second fixed plate and loosening heat exchange sheet, improve work efficiency.

[0004] The utility model discloses the following technical scheme to realize the above-mentioned purpose:

[0005] A kind of quick compression plate heat exchanger, including base, the first fixed plate and second fixed plate are fixedly arranged on the base, the top between first fixed plate and second fixed plate, bottom between first fixed plate and second fixed plate is connected by upper crossbeam, lower crossbeam respectively, slidingly set with moving plate between first fixed plate and second fixed plate, slidingly set with multiple heat exchange sheets between first fixed plate and moving plate, the top and bottom of moving plate, heat exchange sheet are slidably connected with upper crossbeam, lower crossbeam respectively, compression mechanism is set between moving plate and second fixed plate, the compression mechanism includes:

[0006] Two mounting seats are fixed on the board surface of second fixed plate with interval;

[0007] Bidirectional threaded rod, the two ends of bidirectional threaded rod are mounted on two mounting seats, first threaded section and second threaded section with reverse screw are equipped on bidirectional threaded rod, one end of bidirectional threaded rod is connected with the output shaft of hydraulic motor;

[0008] First sliding seat and second sliding seat are respectively threadedly connected on first threaded section and second threaded section;

[0009] First pivot connector and second pivot connector, first pivot connector and second pivot connector are set on the board surface of moving plate with interval;

[0010] The first end of the first connecting rod and the first end of the second connecting rod are respectively pivoted with the first sliding base and the second sliding base, and the second end of the first connecting rod and the second end of the second connecting rod are respectively pivoted with the first pivoting seat and the second pivoting seat;

[0011] The bidirectional threaded rod is perpendicular to the upper cross beam, and the pivoting shafts of the first connecting rod and the second connecting rod are perpendicular to the upper cross beam and the bidirectional threaded rod.

[0012] In the preferred embodiment, the quick compression plate heat exchanger further comprises a locking mechanism, the second end of the first connecting rod is pivoted with the first pivoting seat through a first pivoting shaft, the first pivoting shaft is fixedly connected with the first connecting rod, and the locking mechanism is used for limiting rotation of the first pivoting shaft.

[0013] Specifically, the two ends of the first pivoting shaft respectively pass through the first pivoting seat, the locking mechanism comprises a nut which is screwed at the end of the first pivoting shaft, and the nut abuts against the first pivoting seat.

[0014] The beneficial effects of the application include but are not limited to:

[0015] The quick compression plate heat exchanger can quickly compress and loosen the heat exchange fins through cooperation of the first fixed plate, the moving plate, the compression mechanism and the second fixed plate, and work efficiency is improved. After the compression mechanism compresses the heat exchange fins, the heat exchange fins can long-term maintain the required compression force, and the heat exchange process is stably performed. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings described herein are used to provide further understanding of the application, form a part of the application, and are used to explain the application and do not constitute improper limitation of the application.

[0017] Figure 1 The drawing is a structural schematic view of the quick compression plate heat exchanger;

[0018] Figure 2 The drawing is a structural schematic view of the compression mechanism;

[0019] Figure 3 The drawing is a structural schematic view of the compression mechanism; Figure 2 The drawing is an enlarged view of the A part in the middle;

[0020] In the figure, 100, base; 210, first fixed plate; 220, second fixed plate; 310, upper cross beam; 320, lower cross beam; 400, moving plate; 500, heat exchange fin; 610, mounting seat; 620, bidirectional threaded rod; 630, hydraulic motor; 641, first sliding seat; 642, second sliding seat; 651, first pivot seat; 652, second pivot seat; 661, first connecting rod; 662, second connecting rod; 663, first pivot shaft; 664, nut. DETAILED DESCRIPTION

[0021] To make the technical features of the present scheme clear, the present utility model will be described in detail below through specific implementation manners, and in combination with the accompanying drawings.

[0022] It should be noted that in the following description, many specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model can also be implemented in other manners different from those described herein. Therefore, the protection scope of the present utility model is not limited by the specific embodiments disclosed below.

[0023] As shown in the figure, the plate heat exchanger provided by the present utility model is quick-pressing, which comprises a base 100, and a first fixed plate 210 and a second fixed plate 220 are fixedly arranged on the base 100. The top portions of the first fixed plate 210 and the second fixed plate 220 are connected through an upper cross beam 310, and the bottom portions of the first fixed plate 210 and the second fixed plate 220 are connected through a lower cross beam 320. Figures 1-3 A moving plate 400 is slidably arranged between the first fixed plate 210 and the second fixed plate 220, and a plurality of heat exchange fins 500 are slidably arranged between the first fixed plate 210 and the moving plate 400. The top and bottom portions of the moving plate 400 and the heat exchange fins 500 are slidably connected with the upper cross beam 310 and the lower cross beam 320 respectively.

[0024] A pressing mechanism is arranged between the moving plate 400 and the second fixed plate 220, and when working, the moving plate 400 is moved towards the first fixed plate 210 through the pressing mechanism to press the heat exchange fins 500.

[0025] Specifically, the pressing mechanism comprises:

[0026] Two mounting seats 610 are fixedly arranged on the surface of the second fixed plate 220 at intervals;

[0027] A bidirectional threaded rod 620, two ends of the bidirectional threaded rod 620 are rotatably installed on the two mounting seats 610 through bearings respectively, the bidirectional threaded rod 620 is provided with a first threaded section and a second threaded section in opposite directions, and one end of the bidirectional threaded rod is connected with the output shaft of the hydraulic motor 630;

[0028]

[0029] ​The first sliding seat 641 and the second sliding seat 642 are threadedly connected to the first threaded section and the second threaded section respectively;

[0030] The first pivot seat 651 and the second pivot seat 652 are arranged on the plate surface of the moving plate 400 at intervals;

[0031] The first connecting rod 661 and the second connecting rod 662 are pivotally connected to the first sliding seat 641 and the second sliding seat 642 respectively at the first ends thereof, and are pivotally connected to the first pivot seat 651 and the second pivot seat 652 respectively at the second ends thereof;

[0032] The bidirectional threaded rod 620 is perpendicular to the upper cross beam 310, and the pivot shafts of the first connecting rod 661 and the second connecting rod 662 are perpendicular to the upper cross beam 310 and the bidirectional threaded rod 620.

[0033] The first pivot seat 651 and the second pivot seat 652 are arranged at intervals in the vertical direction, so that the stress stability of the moving plate can be improved.

[0034] As shown in the initial state in the figure, Figure 2 The first connecting rod 661 and the second connecting rod 662 are arranged at intervals in the vertical direction, so that the stress stability of the moving plate can be improved.

[0035] When it is required to separate the heat exchange sheets 500 by a certain distance for maintenance, the hydraulic motor 630 is reversely rotated to drive the first sliding seat 641 and the second sliding seat 642 to move away from each other, so that the moving plate 400 moves towards the second fixed plate 220.

[0036] The quick compression plate heat exchanger provided by the utility model can quickly compress and loosen the heat exchange sheets 500 through the cooperation of the first fixed plate 210, the moving plate 400, the compression mechanism and the second fixed plate 220, so that the work efficiency is improved.

[0037] Further, the plate heat exchanger provided by the utility model is also provided with a locking mechanism, the second end of the first connecting rod 661 is pivoted with the first pivoting seat 651 through a first pivoting shaft 663, the first pivoting shaft 663 is fixedly connected with the first connecting rod 661, the first pivoting shaft 663 is rotatably connected with the first pivoting seat 651, and the locking mechanism is used for limiting the rotation of the first pivoting shaft 663.

[0038] Specifically, the two ends of the first pivoting shaft 663 are respectively threaded out from the first pivoting seat 651, the locking mechanism comprises a nut 664 threaded on the end of the first pivoting shaft 663, and the nut 664 is abuttingly arranged on the first pivoting seat 651. Before the moving plate 400 is required to be moved, the nut is rotated to be separated from the first pivoting seat 651. In addition, the nut can also be arranged on the pivoting shaft of the second connecting rod.

[0039] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0040] In the utility model, unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection", "linkage", "fixation" and the like should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or be integrated, can be directly connected, or be indirectly connected through an intermediate medium. For ordinary skilled persons in the art, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0041] The parts not described in the utility model are the known technology of the technical personnel in the technical field.

Claims

1. A plate heat exchanger for rapid compression, comprising a base, on which a first fixed plate and a second fixed plate are fixedly disposed, the tops and bottoms of the first and second fixed plates are connected by an upper crossbeam and a lower crossbeam respectively, a movable plate is slidably disposed between the first and second fixed plates, and a plurality of heat exchange plates are slidably disposed between the first fixed plate and the movable plate, the tops and bottoms of the movable plate and the heat exchange plates being slidably connected to the upper crossbeam and the lower crossbeam respectively, characterized in that... A clamping mechanism is provided between the movable plate and the second fixed plate, the clamping mechanism comprising: Two mounting seats are fixed at intervals on the surface of the second fixed plate; A bidirectional threaded rod, wherein the two ends of the bidirectional threaded rod are mounted on two mounting seats, and the bidirectional threaded rod is provided with a first threaded section and a second threaded section with reverse helical spirals, and one end of the bidirectional threaded rod is connected to the output shaft of a hydraulic motor; A first slide and a second slide, the first slide and the second slide being threadedly connected to a first threaded section and a second threaded section, respectively; The first pivot seat and the second pivot seat are spaced apart on the surface of the movable plate; The first link and the second link are pivotally connected to the first slide and the second slide, respectively, and the second ends of the first link and the second link are pivotally connected to the first pivot seat and the second pivot seat, respectively. The bidirectional threaded rod is perpendicular to the upper crossbeam, and the pivot axis of the first connecting rod and the second connecting rod is perpendicular to both the upper crossbeam and the bidirectional threaded rod.

2. The plate heat exchanger with rapid compression according to claim 1, characterized in that, It also includes a locking mechanism, wherein the second end of the first connecting rod is pivotally connected to the first pivot seat via a first pivot shaft, the first pivot shaft is fixedly connected to the first connecting rod, and the locking mechanism is used to limit the rotation of the first pivot shaft.

3. The plate heat exchanger with rapid compression according to claim 2, characterized in that, Both ends of the first pivot shaft protrude from the first pivot seat, and the locking mechanism includes a nut threadedly connected to the end of the first pivot shaft, the nut abutting against the first pivot seat.

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