Plate heat exchanger convenient to install

Abstract

The utility model discloses a plate heat exchanger convenient to install, which comprises a fixed table top, the bottom of the fixed table top is provided with a lifting base, the top of the fixed table top is connected with two groups of sliding bases in a sliding manner, the two groups of sliding bases are distributed in parallel, the tops of the sliding bases are connected with two groups of limiting plates in a sliding manner, and the limiting plates are arranged on the lifting base. A power box is installed on one side of the fixed table top, and two sets of sliding blocks of a rectangular structure are fixed to the side faces, close to the fixed table top, of the sliding bases, According to the device, by starting a motor box, the motor box can drive a main rotating shaft to rotate through a connecting block, then a first lead screw is driven to rotate, and the distance between the two sets of sliding bases is adjusted; and when the sliding block moves, a winding shaft arranged in the sliding block can unfold and fold a thin film, one side of a sliding groove is closed, the dustproof effect on the interior of the sliding groove is achieved, the sliding groove is formed in the side face of the fixed table top, condensate water on the heat exchanger can be prevented from dripping, and the service life is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of heat exchangers, in particular to a plate heat exchanger which is easy to install. Background Art

[0002] A heat exchanger is a device used to transfer heat from a hot fluid to a cold fluid to meet specified process requirements. Common types include partition type, hybrid type, and heat storage type (or heat recovery type). Among them, the plate type has a very small size, a very small weight, and a very high heat exchange efficiency.

[0003] After searching, for example, Chinese patent document CN219551276U discloses a plate heat exchanger that is easy to install. Through the cooperation of the plate heat exchanger body, the fixed shell, the lifting shell, the support column, the limit column, the lifting plate, the motor, the gear, the lead screw, the toothed belt and the fluid inlet and outlet pipes, the height of the plate heat exchanger body can be adjusted, so that the four fluid inlet and outlet pipes are aligned with the external pipes during installation, and the installation efficiency is improved. However, there are still the following defects:

[0004] When the above-mentioned easy-to-install plate heat exchanger is in use, the mechanism for controlling the movement of the fixed seat is not convenient to disassemble, clean and replace during maintenance. In addition, the need to move the fixed base leaves the movable slide groove exposed. During long-term use, dust and condensed water on the heat exchanger will enter it, causing corrosion of the internal control structure. Utility Model Content

[0005] The purpose of the utility model is to provide a plate heat exchanger that is easy to install, so as to solve the problem that a plate heat exchanger that is easy to install proposed in the above background technology, the mechanism for controlling the movement of the fixed base is not convenient to disassemble, clean and replace during maintenance, and the need to move the fixed base leaves the movable slide groove exposed, and dust and condensed water on the heat exchanger will enter it during long-term use, causing the internal control structure to rust.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a plate heat exchanger that is easy to install, comprising a fixed table top, a lifting base is arranged at the bottom of the fixed table top, two groups of sliding bases are slidably connected to the top of the fixed table top, and the two groups of sliding bases are distributed in parallel, and two groups of limit plates are slidably connected to the top of the sliding base, a power box is installed on one side of the fixed table top, two groups of rectangular sliding blocks are fixed to the side of the sliding base close to the fixed table top, and a slide groove is provided at the connection between the sliding block and the side of the fixed table top, a first screw rod is rotatably connected to the inside of the slide groove, and one end of the first screw rod is arranged inside the power box, and two groups of positioning door panels are rotatably connected to the side of the power box away from the fixed table top, and a motor box is arranged between the two groups of positioning door panels.

[0007] Preferably, the first screw rods are provided with two groups, and a first transmission shaft is fixed to one end of one group of the first screw rods close to the power box, and a second transmission shaft is fixed to one end of the other group of the first screw rods close to the power box, the second transmission shaft and the first transmission shaft are both arranged inside the power box for rotational connection, a main rotating shaft is provided between the second transmission shaft and the first transmission shaft, a first transmission belt is connected between the main rotating shaft and the first transmission shaft, and a second transmission belt is connected between the main rotating shaft and the second transmission shaft.

[0008] Preferably, a connecting groove with a rectangular cross-section is provided on one side of the main rotating shaft close to the motor box.

[0009] Preferably, a limiting plate slot is provided at the connection between the top of the sliding base and the limiting plate, and a second screw rod is rotatably arranged inside the limiting plate slot, and the surface thread of the second screw rod is divided into two parts of the same length, and the thread structures of the two parts on the second screw rod are similar and opposite, the second screw rod is threadedly connected to the two groups of limiting plates on the top of the sliding base, and the second screw rod is arranged on one end outside the sliding base and a knob is fixed thereon.

[0010] Preferably, the slider is threadedly connected to the first screw rod, and the thread direction on the first screw rod is divided into two parts with the same length, and the thread directions of the two parts of the first screw rod are opposite.

[0011] Preferably, two groups of winding shafts are rotatably arranged inside the side of the slider away from the first screw rod, reset shafts are arranged at the connection between the upper and lower ends of the winding shafts and the slider, a film is wound on the winding shafts, windows are provided on both sides of the slider close to the slide groove, and a pulley is rotatably connected to the window close to the winding shaft, the film passes through the window through the pulley and is distributed inside the slide groove, and the end of the film away from the winding shaft is fixedly connected to the fixed table top.

[0012] Preferably, the height dimension of the film is smaller than the height dimension of the chute, and the length dimension of the film is greater than half of the length dimension of the chute.

[0013] Preferably, a first connecting plate of a plate-like structure is fixed to the top of the positioning door panel, and a positioning bolt is provided at the connection between the first connecting plate and the top surface of the power box. A first limiting strip is fixed to the side of the positioning door panel close to the motor box, and the thickness of the first limiting strip is half of the thickness of the positioning door panel.

[0014] Preferably, two groups of second connecting plates are fixed at the upper and lower ends of the motor box, the two groups of second connecting plates are arranged at the upper and lower ends of the power box, and the second connecting plates are slidably connected to the power box, and a second limit strip is fixed on the side of the motor box close to the positioning door panel, and the thickness of the second limit strip is half of the thickness of the positioning door panel, and the second limit strip is arranged on the side of the first limit strip close to the power box.

[0015] Preferably, a motor is installed in the middle of the motor box, and a connecting block with a cross-sectional shape consistent with the connecting groove is connected to one end of the motor close to the power box, and the positions of the connecting block and the connecting groove correspond, and the connecting block and the connecting groove are plug-in connected.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. By starting the motor box, the motor box can drive the main rotating shaft to rotate through the connecting block, and then drive the first screw to rotate to adjust the distance between the two sets of sliding bases. When the slider moves, the winding shaft arranged in the slider can unfold and retract the film to close one side of the slide groove, thereby preventing dust from entering the slide groove. The slide groove is on the side of the fixed table surface, which can prevent condensed water from dripping on the heat exchanger and causing the first screw to be affected by moisture and rust, thereby extending the service life.

[0018] 2 As for the motor, the positioning bolt can be unscrewed and the positioning door plate can be rotated downward to open. When the positioning door plate is opened downward, the first limit bar can be moved away from the second limit bar, so that the motor box that has lost the fixation of the second limit bar can slide outward and detach from the power box. During this process, the connecting block on the motor will be separated from the connecting groove of the main rotating shaft. The removed motor box can facilitate the maintenance and replacement of the motor, and the sliding base can rotate the knob on the side, and the knob can drive the second screw rod to rotate, so as to adjust the spacing between the two sets of limit plates on the sliding base, and then fix the heat exchanger. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the side cross-section structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the internal structure of the power box in the utility model;

[0022] Figure 4 It is a schematic diagram of the side cross-section structure of the utility model;

[0023] Figure 5 It is a schematic diagram of the side cross-section structure of the utility model;

[0024] Figure 6 It is a schematic diagram of the side cross-section structure of the utility model;

[0025] Figure 7 It is a schematic diagram of the buckle structure in the utility model.

[0026] In the figure: 1. fixed table; 101. slide groove; 102. first screw rod; 103. first transmission shaft; 104. first transmission belt; 105. second transmission shaft; 106. second transmission belt; 107. main rotating shaft; 108. connecting groove; 109. power box; 2. lifting base; 3. sliding base; 301. limit plate slide groove; 302. second screw rod; 303. knob; 4. limit plate; 5. slider; 501. winding shaft; 502. reset shaft; 503. film; 504. window; 505. pulley; 6. positioning door panel; 601. first connecting plate; 602. positioning bolt; 603. first limiting strip; 7. motor box; 701. second connecting plate; 702. motor; 703. connecting block; 704. second limiting strip. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0028] See also Figure 1-7The utility model provides a plate heat exchanger which is easy to install, including a fixed table 1, a slide groove 101, a first screw rod 102, a first transmission shaft 103, a first transmission belt 104, a second transmission shaft 105, a second transmission belt 106, a main rotating shaft 107, a connecting groove 108, a power box 109, a lifting base 2, a sliding base 3, a limit plate slide groove 301, a second screw rod 302, a knob 303, a limit plate 4, a slider 5, a winding shaft 501, a reset shaft 502, a film 503, a window 504, a pulley 505, a positioning door panel 6, a first connecting plate 601, a positioning bolt 602, a first limiting strip 603, a motor box 7, a second connecting plate 701, a motor 702, a connecting block 703, and a second limiting strip 704. The bottom of the fixed table 1 is provided with a lifting base 2, and the top of the fixed table 1 is provided with a lifting base 2. The top of the sliding base 3 is slidably connected with two groups of sliding bases 3, and the two groups of sliding bases 3 are distributed in parallel. A limiting plate slide groove 301 is provided at the connection between the top of the sliding base 3 and the limiting plate 4, and a second screw rod 302 is rotatably arranged inside the limiting plate slide groove 301, and the surface thread of the second screw rod 302 is divided into two parts with the same length, and the thread structures of the two parts on the second screw rod 302 are similar and opposite, the second screw rod 302 is threadedly connected with the two groups of limiting plates 4 on the top of the sliding base 3, and the second screw rod 302 is arranged on one end of the outside of the sliding base 3 and a knob 303 is fixed thereon, and the arranged second screw rod 302 can be driven to rotate by the knob 303, and when the second screw rod 302 rotates, the two groups of limiting plates 4 on the sliding base 3 can be moved, so that the distance between the two groups of limiting plates 4 can be adjusted, so as to facilitate the fixing of the heat converter.

[0029] Two groups of limit plates 4 are slidably connected to the top of the sliding base 3, a power box 109 is installed on one side of the fixed table top 1, two groups of rectangular sliders 5 are fixed to the side of the sliding base 3 close to the fixed table top 1, and a slide groove 101 is provided at the connection between the slider 5 and the side of the fixed table top 1, the slider 5 is threadedly connected to the first screw rod 102, and the thread direction on the first screw rod 102 is divided into two parts with the same length, and the thread directions of the two parts of the first screw rod 102 are opposite. In this way, when the first screw rod 102 rotates, the two groups of sliding bases 3 on the fixed table top 1 can be moved, and the sliding bases 3 can be moved closer to and away from each other to adjust the spacing of the sliding bases 3. Two groups of winding shafts 501 are provided for internal rotation on the side of the slider 5 away from the first screw rod 102, and a reset shaft 502 is provided at the connection between the upper and lower ends of the winding shaft 501 and the slider 5, and a film 503 is wound on the winding shaft 501. 5 Windows 504 are provided on both sides close to the slide groove 101, and a pulley 505 is rotatably connected to one side of the window 504 close to the winding shaft 501. The film 503 passes through the window 504 through the pulley 505 and is distributed inside the slide groove 101, and the end of the film 503 away from the winding shaft 501 is fixedly connected to the fixed table 1. When the slider 5 moves, the film 503 can be pulled out or retracted, so that the slide groove 101 can be closed by the film 503 to prevent external dust from entering the interior of the slide groove 101, protect the first screw rod 102 inside, increase the service life of the first screw rod 102, and reduce the cleaning frequency. The height dimension of the film 503 is smaller than the height dimension of the slide groove 101, and the length dimension of the film 503 is larger than half of the length dimension of the slide groove 101, so that the film 503 can better cover the side of the slide groove 101 and play a dust-proof effect on the interior of the slide groove 101.

[0030] The first screw rod 102 is rotatably connected inside the slide slot 101, and one end of the first screw rod 102 is arranged inside the power box 109. Two groups of first screw rods 102 are arranged, and a first transmission shaft 103 is fixed to one end of one group of first screw rods 102 close to the power box 109, and a second transmission shaft 105 is fixed to one end of the other group of first screw rods 102 close to the power box 109. The second transmission shaft 105 and the first transmission shaft 103 are both arranged inside the power box 109 for rotational connection. A main rotating shaft 107 is arranged between the second transmission shaft 105 and the first transmission shaft 103, and a first transmission belt 104 is connected between the main rotating shaft 107 and the first transmission shaft 103, and A second transmission belt 106 is connected between the main rotating shaft 107 and the second transmission shaft 105. When the main rotating shaft 107 rotates, the second transmission shafts 105 and the first transmission shaft 103 on both sides can be driven to rotate simultaneously through the first transmission belt 104 and the second transmission belt 106, and then the two groups of first screw rods 102 can be driven to rotate simultaneously, so that the positions of the two groups of sliding bases 3 can be adjusted. A connecting groove 108 with a rectangular cross-section is provided on the side of the main rotating shaft 107 close to the motor box 7. The setting of the connecting groove 108 can facilitate the connection of the motor 702 to it through the connecting block 703, which facilitates the assembly and connection of the motor 702, thereby facilitating the disassembly and maintenance of the motor 702.

[0031] The power box 109 is rotatably connected to the side away from the fixed table top 1 with two groups of positioning door panels 6, and a first connecting plate 601 of a plate-like structure is fixed on the top of the positioning door panel 6, and a positioning bolt 602 is provided at the connection between the first connecting plate 601 and the top surface of the power box 109, and a first limiting strip 603 is fixed to the side of the positioning door panel 6 close to the motor box 7, and the thickness of the first limiting strip 603 is half of the thickness of the positioning door panel 6, so that when the positioning door panel 6 is closed, the motor box 7 can be fixed by the first limiting strip 603 to prevent the motor box 7 from shaking, thereby facilitating the installation and fixation of the motor box 7, and a motor box 7 is arranged between the two groups of positioning door panels 6, and two groups of second connecting plates 701 are fixed at the upper and lower ends of the motor box 7, and the two groups of second connecting plates 701 are arranged at the upper and lower ends of the power box 109, and the second connecting plates 701 are slidably connected to the power box 109, and the motor box 7 is close to the A second limit strip 704 is fixed to the side of the positioning door panel 6, and the thickness of the second limit strip 704 is half of the thickness of the positioning door panel 6, and the second limit strip 704 is arranged on the side of the first limit strip 603 close to the power box 109, so that the position of the second limit strip 704 can be fixed by the first limit strip 603, which makes it convenient to install and fix the motor box 7, and a motor 702 is installed in the middle of the motor box 7, and a connecting block 703 whose cross-sectional shape is consistent with the connecting groove 108 is connected to the end of the motor 702 close to the power box 109, and the connecting block 703 corresponds to the position of the connecting groove 108, and the connecting block 703 is plugged into the connecting groove 108, so that the motor 702 can be conveniently connected to the main rotating shaft 107 through the plugging of the connecting block 703 and the connecting groove 108, thereby facilitating the installation and disassembly of the motor 702.

[0032] When the embodiment of the present application is in use: by starting the motor box 7, the motor box 7 can drive the main rotating shaft 107 to rotate through the connecting block 703. When the main rotating shaft 107 rotates, the second transmission belt 106 and the first transmission belt 104 can drive the second transmission shaft 105 and the first transmission shaft 103 to rotate, so that the first screw rod 102 inside the slide groove 101 can be driven to rotate, so that the distance between the two sets of sliding bases 3 can be adjusted through the slider 5. In this process, the winding shaft 501 in the slider 5 will rotate due to the movement of the slider 5, so that the film 503 fixed at one end can be expanded. The film 503 can be opened or retracted, so that when the slider 5 moves, the film 503 can always close one side of the slide groove 101, and the interior of the slide groove 101 can be dust-proof, and the slide groove 101 is on the side of the fixed table 1, which can prevent condensed water from dripping on the heat exchanger and causing the first screw rod 102 to be damp and rusted, thereby extending the service life. The motor 702 that drives the first screw rod 102 to rotate can twist the positioning bolt 602 to rotate downward to open the positioning door plate 6. When the positioning door plate 6 is opened downward, the first limit strip 603 can be kept away from the second limit strip 704, so that the first limit strip 603 can be opened. The motor box 7 fixed by the second limit bar 704 can slide outward and detach from the power box 109. During this process, the connecting block 703 on the motor 702 will be separated from the connecting groove 108 of the main rotating shaft 107. The removed motor box 7 can facilitate the maintenance and replacement of the motor 702, and the sliding base 3 can rotate the knob 303 on the side, and the knob 303 can drive the second screw rod 302 to rotate, so as to adjust the distance between the two sets of limit plates 4 on the sliding base 3, and then fix the heat exchanger. In this way, a plate heat exchanger that is easy to install is used. It is completed. It should be noted that the utility model is a plate heat exchanger that is easy to install. The components are all universal standard parts or components known to technical personnel in this field. The structure and principle can be known by technical personnel in this field through technical manuals or through conventional experimental methods. In the idle part of this device, all the above-mentioned electrical components, which refer to power elements, electrical components, and adapted monitoring computers and power supplies are connected through wires. The specific connection means should refer to the above-mentioned working principle. The electrical connection is completed in the working order of each electrical component. The detailed connection means are well-known technologies in this field.

[0033] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A plate heat exchanger that is easy to install, comprising a fixed table (1), characterized in that: A lifting base (2) is provided at the bottom of the fixed table (1); two groups of sliding bases (3) are slidably connected to the top of the fixed table (1), and the two groups of sliding bases (3) are distributed in parallel; two groups of limit plates (4) are slidably connected to the top of the sliding base (3); a power box (109) is installed on one side of the fixed table (1); two groups of sliding blocks (5) of rectangular structure are fixed to the side of the sliding base (3) close to the fixed table (1); a sliding groove (101) is provided at the connection between the sliding block (5) and the side of the fixed table (1); a first screw rod (102) is rotatably connected inside the sliding groove (101), and one end of the first screw rod (102) is arranged inside the power box (109); two groups of positioning door panels (6) are rotatably connected to the side of the power box (109) away from the fixed table (1); a motor box (7) is arranged between the two groups of positioning door panels (6).

2. A plate heat exchanger that is easy to install according to claim 1, characterized in that: The first screw rods (102) are provided in two groups, and a first transmission shaft (103) is fixed to one end of the first screw rods (102) close to the power box (109), and a second transmission shaft (105) is fixed to one end of the first screw rods (102) close to the power box (109), and the second transmission shaft (105) and the first transmission shaft (103) are both arranged inside the power box (109) for rotation connection, a main rotating shaft (107) is arranged between the second transmission shaft (105) and the first transmission shaft (103), and a first transmission belt (104) is connected between the main rotating shaft (107) and the first transmission shaft (103), and a second transmission belt (106) is connected between the main rotating shaft (107) and the second transmission shaft (105).

3. A plate heat exchanger that is easy to install according to claim 2, characterized in that: A connecting groove (108) with a rectangular cross-section is provided on one side of the main rotating shaft (107) close to the motor box (7).

4. The plate heat exchanger that is easy to install according to claim 1, characterized in that: A limiting plate slot (301) is provided at the connection between the top of the sliding base (3) and the limiting plate (4), and a second screw rod (302) is rotatably arranged inside the limiting plate slot (301), and the surface thread of the second screw rod (302) is divided into two parts of the same length, and the thread structures of the two parts on the second screw rod (302) are similar and opposite, the second screw rod (302) is threadedly connected with the two groups of limiting plates (4) at the top of the sliding base (3), and the second screw rod (302) is arranged on the outer end of the sliding base (3) and is fixed with a knob (303).

5. The plate heat exchanger that is easy to install according to claim 1, characterized in that: The slider (5) is threadedly connected to the first screw rod (102), and the thread direction on the first screw rod (102) is divided into two parts with the same length, and the thread directions of the two parts of the first screw rod (102) are opposite.

6. The plate heat exchanger that is easy to install according to claim 1, characterized in that: Two groups of winding shafts (501) are rotatably arranged inside a side of the slider (5) away from the first screw rod (102); reset shafts (502) are arranged at the connection points between the upper and lower ends of the winding shaft (501) and the slider (5); a film (503) is wound on the winding shaft (501); windows (504) are provided on both sides of the slider (5) close to the slide groove (101); and a pulley (505) is rotatably connected to the side of the window (504) close to the winding shaft (501); the film (503) passes through the window (504) via the pulley (505) and is distributed inside the slide groove (101); and one end of the film (503) away from the winding shaft (501) is fixedly connected to the fixed table (1).

7. A plate heat exchanger that is easy to install according to claim 6, characterized in that: The height dimension of the film (503) is smaller than the height dimension of the slide groove (101), and the length dimension of the film (503) is greater than half of the length dimension of the slide groove (101).

8. The plate heat exchanger that is easy to install according to claim 1, characterized in that: A first connecting plate (601) of a plate-like structure is fixed on the top of the positioning door plate (6), and a positioning bolt (602) is provided at the connection between the first connecting plate (601) and the top surface of the power box (109). A first limiting strip (603) is fixed on the side of the positioning door plate (6) close to the motor box (7), and the thickness of the first limiting strip (603) is half of the thickness of the positioning door plate (6).

9. The plate heat exchanger that is easy to install according to claim 1, characterized in that: Two groups of second connecting plates (701) are fixed at the upper and lower ends of the motor box (7), the two groups of second connecting plates (701) are arranged at the upper and lower ends of the power box (109), and the second connecting plates (701) are slidably connected to the power box (109), a second limiting strip (704) is fixed on the side of the motor box (7) close to the positioning door plate (6), and the thickness of the second limiting strip (704) is half of the thickness of the positioning door plate (6), and the second limiting strip (704) is arranged on the side of the first limiting strip (603) close to the power box (109).

10. The plate heat exchanger that is easy to install according to claim 1, characterized in that: A motor (702) is installed in the middle of the motor box (7), and a connecting block (703) having a cross-sectional shape consistent with the connecting groove (108) is connected to one end of the motor (702) close to the power box (109), and the positions of the connecting block (703) and the connecting groove (108) correspond, and the connecting block (703) and the connecting groove (108) are plug-in connected.

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