Plate heat exchanger

Abstract

The utility model provides a plate heat exchanger, which relates to the field of plate heat exchangers, and comprises a main body unit, the main body unit comprises a bottom plate, the top of the bottom plate is provided with a plate sheet body, the two sides of the top of the bottom plate are fixedly connected with fixing plates, and the tops of the fixing plates are detachably connected with hollow plates. The surface of the hollow plate is in sliding connection with an extrusion plate; the bottom plate, the sheet bar body, the fixing plate, the hollow plate, the squeezing plate and the connecting plate are arranged to form the equipment body, the bottom plate is used for supporting and fixing elements on the top, the fixing plate is used for installing the hollow plate, and the squeezing plate is used for pressing the sheet bar body. The rotating block plays a role in conveniently rotating the threaded rod, and the threaded rod can be matched with the threaded sleeve to adjust the height of the extrusion plate when rotating, so that the purpose of adjusting the height of the extrusion plate is achieved, and the extrusion plate can clamp plate bodies with different thicknesses.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of plate heat exchanger, concretely plate heat exchanger. BACKGROUND

[0002] Plate heat exchanger is a kind of efficient heat exchange equipment, it is composed of multiple parallel metal plates, multiple fluid passages are formed between these plates, its main function is to transfer heat between two fluids of different temperatures, to realize the effective exchange of heat energy, compared with traditional shell-and-tube heat exchanger, plate heat exchanger is smaller in size and higher in heat transfer efficiency, in application, it can be used in heating, cooling, temperature regulation and other processes, to improve energy utilization efficiency;

[0003] According to the application number: 202320850240.5, a kind of plate heat exchanger is disclosed, including fixed compression plate, the top end and bottom of the rear side of the fixed compression plate are all fixedly installed with guide rod by bolt, the end of the guide rod is fixedly installed with guide rod support by bolt, plate piece and movable compression plate are slidably installed between the guide rod, the two sides of the fixed compression plate and movable compression plate are fixed by fastening bolt and nut, this comparative case is by guide rod consisting of main rod, connecting rod, end rod, it is convenient to install and disassemble, it is convenient to operate, and when the number of plate piece is less, the overall length of guide rod can be shortened by removing connecting rod, the overall volume is reduced, at the same time, it can meet the installation demand of different number of plate pieces, strong flexibility, it is convenient to install and disassemble plate piece, it is convenient to operate;

[0004] The comparative case solves the problem that plate piece needs to be inclined and inserted between two guide rods during installation, which is inconvenient to install and disassemble and inconvenient to operate, but since the connecting rod and the end rod have a certain length, it is impossible to ensure that the height after adding the plate piece matches the height of the stacked end rod, so it is impossible to ensure that the compression plate can compress the plate piece.

[0005] Therefore, the utility model provides a plate heat exchanger to solve the above problems. UTILITY MODEL CONTENTS

[0006] To solve the above technical problems, the utility model provides the following technical scheme:

[0007] Plate heat exchanger, comprising,

[0008] Main unit, the main unit includes bottom plate, the top of the bottom plate is provided with plate piece body, the both sides of the top of the bottom plate are fixedly connected with fixed plate, the top of the fixed plate is detachably linked with hollow plate, the surface of the hollow plate is slidably connected with extrusion plate, the top of the hollow plate is fixedly connected with connecting plate;

[0009] Adjusting unit, adjusting unit includes threaded rod, threaded rod is located in the inner cavity of hollow plate, and with the inner cavity of hollow plate is connected through bearing, the surface of threaded rod is connected with threaded sleeve, one side of threaded sleeve is fixedly connected with the inner wall of extrusion plate, the top of threaded rod penetrates to the upper of connecting plate, and is fixedly connected with rotating block;

[0010] Limiting unit, the limiting unit includes hollow column, the hollow column is located at the top of the bottom plate, and is fixedly connected with the bottom plate, the number of hollow column is six, the inner cavity of hollow column is slidably connected with movable column, the top of movable column extends to the outside of hollow column.

[0011] Further, in the utility model, the top of the fixed plate is provided with accommodating groove, the bottom of the threaded rod penetrates to the lower of the hollow plate, and is movably connected with the mounting block through the bearing, the mounting block is detachably connected with the inner cavity of accommodating groove.

[0012] Further, in the utility model, the front surface and the back surface of the fixed plate are provided with mounting hole, the back surface of the fixed plate is provided with fixed sheet, the front surface of the fixed sheet is fixedly connected with limiting frame, the front end of the limiting frame extends to the inner cavity of mounting hole, and is detachably connected with the inner cavity of mounting hole.

[0013] Further, in the utility model, the top of the limiting frame is provided with accommodating hole, the threaded rod is movably connected with the inner cavity of accommodating hole, and the surface of the fixed sheet is connected with the positioning bolt.

[0014] Further, in the utility model, the bottom of the extrusion plate is provided with positioning groove, the top of the movable column is fixedly connected with positioning block, and the positioning block is clamped with the inner cavity of positioning groove.

[0015] Further, in the utility model, the bottom of the inner cavity of hollow column is fixedly connected with reset spring, and the top of reset spring is fixedly connected with the bottom of movable column.

[0016] Beneficial effects, the utility model has the following beneficial effects:

[0017] The utility model discloses a bottom plate, plate body, fixed plate, hollow plate, extrusion plate and connecting plate are set up for constituting equipment main part, and the bottom plate is used for supporting and fixing the element of top, and the fixed plate is used for installing hollow plate, and the extrusion plate is used for the compression operation of plate body, and adjusting unit is set up, and rotating block plays the role of facilitating the rotation of threaded rod, and the height of extrusion plate can be adjusted by cooperating with threaded sleeve when threaded rod rotates, so as to reach the purpose of adjusting the height of extrusion plate, so that the extrusion plate can clamp the plate body of different thickness, and limiting unit is set up, and hollow column and movable column cooperate, and the plate body can be limited. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is the main plane structure schematic diagram of the utility model;

[0019] Figure 2 is the connecting structure schematic diagram of the hollow board, the extrusion plate and the connecting plate of the utility model;

[0020] Figure 3 is the connecting structure schematic diagram of the extrusion plate, the threaded rod and the threaded sleeve of the utility model;

[0021] Figure 4 is the main view cross section structure schematic diagram of the extrusion plate and the hollow column of the utility model;

[0022] Figure 5 is the local cross section structure schematic diagram of the fixed plate of the utility model.

[0023] In the drawings:

[0024] 1, main unit; 101, bottom plate; 102, plate body; 103, fixed plate; 104, hollow plate; 105, extrusion plate; 106, connecting plate; 2, adjusting unit; 201, threaded rod; 202, threaded sleeve; 203, rotating block; 204, accommodating groove; 205, mounting block; 206, mounting hole; 207, fixed sheet; 208, limiting frame; 209, accommodating hole; 210, positioning bolt; 3, limiting unit; 301, hollow column; 302, movable column; 303, positioning block; 304, positioning groove; 305, return spring. DETAILED DESCRIPTION

[0025] In order to more understand the technical content of the utility model, specific embodiments are raised and the following is described with the aid of the accompanying drawings. In the present disclosure, aspects of the utility model are described with reference to the accompanying drawings, and many embodiments of the description are shown in the drawings. The embodiments of the present disclosure are not necessarily defined in all aspects including the utility model. It should be understood that the various concepts and embodiments introduced above, and those concepts and embodiments described in more detail below, can be implemented in any one of many ways, because the concepts and embodiments disclosed by the utility model are not limited to any implementation. In addition, some aspects of the utility model can be used alone, or used in any appropriate combination with other aspects of the utility model.

[0026] Embodiment 1

[0027] As Figures 1-4 shown, it is the first embodiment of the utility model, and the embodiment provides a plate heat exchanger, which comprises,

[0028] The main unit 1 comprises a bottom plate 101, a plate body 102 is arranged on the top of the bottom plate 101, two fixed plates 103 are fixedly connected to the two sides of the top of the bottom plate 101, a hollow plate 104 is detachably connected to the top of the fixed plate 103, a pressing plate 105 is slidably connected to the surface of the hollow plate 104, and a connecting plate 106 is fixedly connected to the top of the hollow plate 104.

[0029] The adjusting unit 2 comprises a threaded rod 201, the threaded rod 201 is arranged in the inner cavity of the hollow plate 104 and is movably connected to the inner cavity of the hollow plate 104 through a bearing, a threaded sleeve 202 is threadedly connected to the surface of the threaded rod 201, one side of the threaded sleeve 202 is fixedly connected to the inner wall of the pressing plate 105, the top of the threaded rod 201 penetrates through the upper side of the connecting plate 106 and is fixedly connected with a rotating block 203.

[0030] The limiting unit 3 comprises six hollow columns 301, the hollow columns 301 are arranged on the top of the bottom plate 101 and are fixedly connected to the bottom plate 101, and the inner cavities of the hollow columns 301 are slidably connected with movable columns 302.

[0031] As shown in Figures 1-4 , the bottom plate 101 is used for supporting and fixing the elements on the top, the fixed plate 103 is used for mounting the hollow plate 104, the pressing plate 105 is used for pressing the plate body 102, the rotating block 203 is used for facilitating the rotation of the threaded rod 201, the threaded rod 201 can cooperate with the threaded sleeve 202 to adjust the height of the pressing plate 105 when the threaded rod 201 rotates, so that the purpose of adjusting the height of the pressing plate 105 is achieved, and the pressing plate 105 can clamp the plate body 102 with different thicknesses, and the hollow column 301 and the movable column 302 can cooperate to limit the plate body 102.

[0032] Embodiment 2

[0033] Referring to Figure 2 , 3 and 5, this is a second embodiment of the utility model, and the embodiment is based on the previous embodiment.

[0034] In the embodiment, the top of the fixed plate 103 is provided with an accommodating groove 204, the bottom of the threaded rod 201 penetrates through the lower side of the hollow plate 104 and is movably connected with a mounting block 205 through a bearing, and the mounting block 205 is detachably connected with the inner cavity of the accommodating groove 204.

[0035] The front surface and the back surface of the fixing plate 103 are provided with mounting holes 206, the back surface of the fixing plate 103 is provided with a fixing sheet 207, the front surface of the fixing sheet 207 is fixedly connected with a limiting frame 208, the front end of the limiting frame 208 extends to the inner cavity of the mounting hole 206 and is detachably connected with the inner cavity of the mounting hole 206.

[0036] The top of the limiting frame 208 is provided with an accommodating hole 209, the threaded rod 201 is movably connected with the inner cavity of the accommodating hole 209, and the surface of the fixing sheet 207 is threadedly connected with a positioning bolt 210.

[0037] As shown in FIGS. Figure 2 , 3 and 5, when the pressing plate 105 is installed, first, the mounting block 205 is inserted into the accommodating groove 204, then the fixing sheet 207 is moved, the limiting frame 208 is inserted into the mounting hole 206, after the insertion is completed, the limiting frame 208 is positioned by using the positioning bolt 210, after the positioning is completed, the pressing plate 105 can be installed on the top of the plate body 102, then the rotating block 203 is rotated, the threaded rod 201 is driven to rotate by rotating the rotating block 203, when the threaded rod 201 rotates, the height of the pressing plate 105 can be adjusted by cooperating with the threaded sleeve 202, so that the height of the pressing plate 105 is adjusted, and the pressing plate 105 can clamp the plate body 102 with different thicknesses.

[0038] Embodiment 3

[0039] Referring to Figure 4 , this is the third embodiment of the utility model, which is based on the first two embodiments.

[0040] In this embodiment, the bottom of the pressing plate 105 is provided with a positioning groove 304, the top of the movable column 302 is fixedly connected with a positioning block 303, and the positioning block 303 is clamped in the inner cavity of the positioning groove 304.

[0041] The bottom of the inner cavity of the hollow column 301 is fixedly connected with a return spring 305, and the top of the return spring 305 is fixedly connected with the bottom of the movable column 302.

[0042] As shown in FIGS. Figure 4 , the hollow column 301 is used for accommodating the movable column 302 and limiting the movable column 302, after the positioning block 303 is inserted into the inner part of the positioning groove 304, the movable column 302 can be limited, so that the movable column 302 can cooperate with the reset force of the return spring 305 to limit the plate body 102.

[0043] In use, when the extrusion plate 105 is installed, first press the movable column 302 downward, the movable column 302 moves downward in the inner cavity of the hollow column 301, when the movable column 302 moves, the reset spring 305 can be extruded and deformed, then insert the mounting block 205 into the inside of the accommodating groove 204, then move the fixed sheet 207, insert the limiting frame 208 into the inside of the mounting hole 206, after insertion, use the positioning bolt 210 to position the limiting frame 208, after positioning, the extrusion plate 105 can be installed on the top of the plate body 102, then release the movable column 302, at this time, the pressure of the reset spring 305 disappears and resets, the reset spring 305 reset spring force can cooperate with the movable column 302 to top the positioning block 303 into the inside of the positioning groove 304, thereby limiting the plate body 102, when the height of the extrusion plate 105 needs to be adjusted, first rotate the rotating block 203, the threaded rod 201 can be rotated by rotating the rotating block 203, the threaded rod 201 can cooperate with the threaded sleeve 202 to adjust the height of the extrusion plate 105, so that the purpose of adjusting the height of the extrusion plate 105 is achieved, and the extrusion plate 105 can clamp the plate body 102 of different thicknesses.

[0044] The standard parts used in the application file can be purchased from the market, and can be ordered according to the description and drawings, and the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, the mechanical, parts and equipment adopt conventional models in the prior art, the control mode is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art, which belongs to the common knowledge in the art, and the application is mainly used to protect the mechanical device, so the control mode and circuit connection are not explained in detail.

[0045] Although the present application has been disclosed with the preferred embodiment, it is not intended to limit the present application. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present application. Therefore, the protection scope of the present application is defined by the claims.

Claims

1. A plate heat exchanger, characterized in that: include, The main body unit (1) includes a base plate (101), a plate body (102) is provided on the top of the base plate (101), and a fixing plate (103) is fixedly connected to both sides of the top of the base plate (101). A hollow plate (104) is detachably connected to the top of the fixing plate (103), and an extrusion plate (105) is slidably connected to the surface of the hollow plate (104). A connecting plate (106) is fixedly connected to the top of the hollow plate (104). Adjustment unit (2), the adjustment unit (2) includes a threaded rod (201), the threaded rod (201) is located in the inner cavity of the hollow plate (104) and is movably connected to the inner cavity of the hollow plate (104) through a bearing, the surface of the threaded rod (201) is threadedly connected to a threaded sleeve (202), one side of the threaded sleeve (202) is fixedly connected to the inner wall of the extrusion plate (105), the top of the threaded rod (201) extends through to the top of the connecting plate (106) and is fixedly connected to a rotating block (203); The limiting unit (3) includes a hollow column (301), which is located on the top of the base plate (101) and is fixedly connected to the base plate (101). There are six hollow columns (301). The inner cavity of the hollow column (301) is slidably connected to a movable column (302), and the top of the movable column (302) extends to the outside of the hollow column (301).

2. The plate heat exchanger as described in claim 1, characterized in that: The top of the fixed plate (103) is provided with a receiving groove (204), the bottom of the threaded rod (201) extends through to the bottom of the hollow plate (104), and is movably connected to the mounting block (205) via a bearing. The mounting block (205) is detachably connected to the inner cavity of the receiving groove (204).

3. The plate heat exchanger as described in claim 1, characterized in that: The fixing plate (103) has mounting holes (206) on both the front and back sides. The fixing plate (103) has a fixing piece (207) on the back side. The fixing piece (207) has a limiting frame (208) fixedly connected to the front side. The front end of the limiting frame (208) extends into the inner cavity of the mounting hole (206) and is detachably connected to the inner cavity of the mounting hole (206).

4. The plate heat exchanger as described in claim 3, characterized in that: The top of the limiting frame (208) is provided with a receiving hole (209), the threaded rod (201) is movably connected to the inner cavity of the receiving hole (209), and the surface of the fixing plate (207) is threaded with a positioning bolt (210).

5. The plate heat exchanger as described in claim 1, characterized in that: The bottom of the extrusion plate (105) is provided with a positioning groove (304), and the top of the movable column (302) is fixedly connected with a positioning block (303), which engages with the inner cavity of the positioning groove (304).

6. The plate heat exchanger as described in claim 1, characterized in that: A return spring (305) is fixedly connected to the bottom of the inner cavity of the hollow column (301), and the top of the return spring (305) is fixedly connected to the bottom of the movable column (302).

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