Detachable plate heat exchanger

Abstract

The utility model relates to the technical field of plate heat exchangers, in particular to a detachable plate heat exchanger which comprises a base, a heat exchanger body is arranged on the upper surface of the base, a limiting groove is formed in the upper surface of the base, a limiting rod is slidably connected into the limiting groove, and the top of the limiting rod is fixedly connected with the bottom of the heat exchanger body. According to the heat exchanger, the inserting rods on the baffles are pulled, then the inserting rods are separated from the inner bottom walls of the limiting grooves in the base, and therefore the inserting rods are separated from the inserting holes, the surfaces of the inserting rods are separated from the surfaces of the anti-slip strips, then the heat exchanger body can be moved, and after the heat exchanger body moves to a proper position, the baffles are loosened, and reset operation is conducted on the heat exchanger body through reset springs. According to the heat exchanger, the baffle is arranged on the base, so that an inserting rod on the baffle is reset through a reset spring, the inserting rod is conveniently reset, the inserting rod is inserted into an inserting hole, the inserting rod is conveniently positioned and disassembled, follow-up use of workers is facilitated, and the use efficiency of the heat exchanger is improved.

Description

Technical Field

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

[0002] The plate heat exchanger is a new type of high-efficiency heat exchanger made of a series of stacked metal sheets with a certain corrugated shape. Thin rectangular channels are formed between various plates, and heat is exchanged through the plates. The plate heat exchanger is an ideal equipment for liquid-liquid and liquid-steam heat exchange.

[0003] In the prior art, a Chinese patent with publication number CN105135914A discloses a detachable tube bundle fixed tube sheet heat exchanger. The proposed detachable tube bundle fixed tube sheet heat exchanger comprises a front tube box (1), a front tube sheet (2), a shell (3), a heat exchange tube (4), a baffle (5), a rear tube sheet (6) and a rear tube box (7); the front tube box (1) is a structure having a tube box flange I (10) at the rear end; the front tube sheet (2) is a circular plate having a diameter greater than the inner diameter of the shell (3), and is located between the shell flange I (11) and the tube box flange I (10); the rear part of the inner diameter surface of the shell flange II (13) located at the rear end of the shell is a conical surface with a gradually expanding diameter from left to right; the rear tube box is a structure having a tube box flange II (14) at the front end; the rear tube sheet (6) is a circular plate having a diameter less than the inner diameter of the shell, and is located between the shell flange II (13) and the tube box flange II (14). The present invention meets the process requirements for cleaning, maintenance and replacement of tube bundles.

[0004] However, the above scheme still has some shortcomings. For example, in actual application, it is inconvenient to disassemble and position it, which affects the subsequent normal use and reduces the use efficiency of the heat exchanger. Therefore, it also affects the subsequent operation and is inconvenient for subsequent staff to use. In view of this, the utility model proposes a detachable plate heat exchanger. Summary of the invention

[0005] The utility model aims to provide a detachable plate heat exchanger, which has the advantage of being convenient for disassembly and positioning, so as to solve the problem of inconvenience in disassembly and positioning proposed in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A detachable plate heat exchanger comprises a base, wherein a heat exchanger body is arranged on the upper surface of the base, a limiting groove is provided on the upper surface of the base, a limiting rod is slidably connected inside the limiting groove, the top of the limiting rod is fixedly connected to the bottom of the heat exchanger body, a positioning plate is fixedly installed on one side of the heat exchanger body, a plug rod is inserted into the positioning plate, a baffle is fixedly installed on the top of the plug rod, and a return spring is arranged around the plug rod.

[0008] A circular hole is provided at the bottom of the limiting rod, a positioning spring is fixedly installed on the inner top wall of the circular hole, a piston is fixedly installed on the bottom of the positioning spring, a ball is inlaid on the bottom of the piston, and the surface of the ball is rollingly connected to the inner bottom wall of the limiting groove.

[0009] As a preferred technical solution, fixing plates are fixedly installed at the four corners of the bottom of the base, fixing holes are opened on the fixing plates, and the fixing holes are oblong holes, and anti-slip grooves are opened on the lower surface of the fixing plates.

[0010] As a preferred technical solution, the top of the return spring is fixedly connected to the bottom of the baffle, the bottom of the return spring is fixedly connected to the upper surface of the positioning plate, the positioning plate is provided with a socket for the insertion rod to pass through, and the inner bottom wall of the limiting groove is provided with a plug-in hole for the insertion rod to be inserted.

[0011] As a preferred technical solution, a rod groove for the limiting rod to pass through is formed on the upper surface of the base, and the inner wall of the rod groove is slidably connected to the surface of the limiting rod.

[0012] As a preferred technical solution, a wrench is fixedly installed on the top of the baffle, and the surface of the wrench is provided with anti-slip grooves. An anti-slip strip is fixedly installed on the inner wall of the plug hole on the base, and the surface of the anti-slip strip is provided with anti-slip grooves.

[0013] As a preferred technical solution, the surface of the piston is slidably connected to the inner wall of the circular hole, and the circular hole is adapted to the piston.

[0014] As a preferred technical solution, the lower surface of the positioning plate is slidably connected to the upper surface of the base, and the width of the positioning plate is twice the width of the limiting groove.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0016] 1. The utility model pulls the plug rod on the baffle plate, and then the plug rod is separated from the inner bottom wall of the upper limit groove on the base, thereby separating from the plug-in hole, so that the surface of the plug rod is separated from the surface of the anti-slip strip, and then the heat exchanger body can be moved. When the heat exchanger body moves to a suitable position, the baffle plate is loosened, and the reset spring is reset to make the reset spring reset the plug rod on the baffle plate, so as to facilitate its reset, so that the plug rod is inserted into the inside of the plug-in hole, so as to facilitate its positioning and disassembly operations, thereby facilitating the use of subsequent staff and improving the use efficiency of the heat exchanger.

[0017] 2. The utility model resets the ball on the piston through a positioning spring, so as to facilitate the buffering and resetting operation during subsequent use, thereby facilitating its positioning, thereby facilitating its sliding during subsequent use, facilitating the normal movement of subsequent heat exchanger components, and facilitating the use of subsequent staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model from the first viewing angle;

[0020] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model from a second viewing angle;

[0021] Figure 3 This is a schematic diagram of the three-dimensional connection structure between the base and the anti-slip strip of the utility model;

[0022] Figure 4 It is a three-dimensional structural schematic diagram of the limit rod of the utility model;

[0023] Figure 5 For this utility model Figure 1 A schematic diagram of the enlarged structure in the middle.

[0024] In the figure: 1. base; 2. heat exchanger body; 3. limit rod; 4. positioning plate; 5. plug rod; 6. baffle; 7. return spring; 8. positioning spring; 9. piston; 10. ball; 11. fixing plate; 12. anti-slip strip. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0027] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0028] According to the attached Figure 1-5 As shown, an embodiment of the utility model provides a detachable plate heat exchanger, including a base 1, a heat exchanger body 2 is arranged on the upper surface of the base 1, a limiting groove is provided on the upper surface of the base 1, a limiting rod 3 is slidably connected inside the limiting groove, the top of the limiting rod 3 is fixedly connected to the bottom of the heat exchanger body 2, a positioning plate 4 is fixedly installed on one side of the heat exchanger body 2, a plug rod 5 is inserted on the positioning plate 4, a baffle 6 is fixedly installed on the top of the plug rod 5, and a return spring 7 is arranged around the plug rod 5.

[0029] Pull the plug rod 5 on the baffle 6, and then the plug rod 5 is separated from the inner bottom wall of the upper limit groove on the base 1, and thus separated from the plug-in hole, so that the surface of the plug rod 5 is separated from the surface of the anti-slip strip 12, and then the heat exchanger body 2 can be moved. When the heat exchanger body 2 moves to a suitable position, loosen the baffle 6 and reset it with the reset spring 7, so that the reset spring 7 resets the plug rod 5 on the baffle 6, thereby facilitating its resetting, so that the plug rod 5 is inserted into the inside of the plug-in hole, so as to facilitate its positioning and disassembly operations, thereby facilitating the use of subsequent staff and improving the use efficiency of the heat exchanger.

[0030] A circular hole is provided at the bottom of the limiting rod 3, a positioning spring 8 is fixedly installed on the inner top wall of the circular hole, a piston 9 is fixedly installed on the bottom of the positioning spring 8, a ball 10 is embedded in the bottom of the piston 9, and the surface of the ball 10 is rollingly connected to the inner bottom wall of the limiting groove.

[0031] The positioning spring 8 resets the ball 10 on the piston 9, so as to facilitate the buffering and resetting operation thereof during subsequent use, thereby facilitating its positioning, so as to facilitate its sliding during subsequent use, and facilitate the normal movement of subsequent heat exchanger components, so as to facilitate the use of subsequent staff.

[0032] As a preferred embodiment of the present invention, fixing plates 11 are fixedly installed at the four corners of the bottom of the base 1 , fixing holes are provided on the fixing plates 11 , and the fixing holes are oblong holes, and anti-slip grooves are provided on the lower surface of the fixing plates 11 .

[0033] The fixed plate 11 is provided to facilitate the fixed installation operation during use, thereby facilitating the use of subsequent staff, improving the use efficiency of the heat exchanger, and facilitating subsequent operations.

[0034] As a preferred embodiment of the present invention, the top of the reset spring 7 is fixedly connected to the bottom of the baffle 6, and the bottom of the reset spring 7 is fixedly connected to the upper surface of the positioning plate 4. The positioning plate 4 is provided with a plug hole for the insertion rod 5 to pass through, and the inner bottom wall of the limiting groove is provided with a plug hole for the insertion rod 5 to be inserted.

[0035] The reset spring 7 is provided to facilitate the reset operation of the baffle 6 during use, so as to facilitate the subsequent plugging and separation reset operations thereof and facilitate the use by subsequent staff.

[0036] As a preference of this embodiment, a rod groove for the limiting rod 3 to pass through is formed on the upper surface of the base 1 , and an inner wall of the rod groove is slidably connected to the surface of the limiting rod 3 .

[0037] The provided limiting rod 3 and the rod groove facilitate the limiting operation of the limiting rod 3 during use, thereby facilitating the normal use of the subsequent heat exchanger and improving the use efficiency of the heat exchanger.

[0038] As a preferred embodiment of this embodiment, a wrench is fixedly installed on the top of the baffle 6, and the surface of the wrench is provided with anti-slip grooves. An anti-slip strip 12 is fixedly installed on the inner wall of the plug hole on the base 1, and the surface of the anti-slip strip 12 is provided with anti-slip grooves.

[0039] The anti-slip strip 12 is provided to facilitate anti-slip operation during use, thereby facilitating subsequent use and improving the use efficiency of the heat exchanger. At the same time, the provision of the wrench facilitates rotation thereof, thereby facilitating subsequent use.

[0040] As a preference of this embodiment, the surface of the piston 9 is slidably connected to the inner wall of the circular hole, and the circular hole is adapted to the piston 9 .

[0041] The piston 9 is provided to facilitate the support operation of the ball 10 during use, so as to facilitate the movement of the ball 10 during subsequent use.

[0042] As a preference of this embodiment, the lower surface of the positioning plate 4 is slidably connected to the upper surface of the base 1 , and the width of the positioning plate 4 is twice the width of the limiting groove.

[0043] The positioning plate 4 is provided to facilitate the supporting operation thereof during use, thereby facilitating subsequent sliding, thereby facilitating the use of subsequent staff and improving the use efficiency of the heat exchanger.

[0044] When a detachable plate heat exchanger of the utility model is in use, the plug rod 5 on the baffle 6 is pulled, and then the plug rod 5 is separated from the inner bottom wall of the upper limit groove of the base 1, thereby separating from the plug-in hole, so that the surface of the plug rod 5 is separated from the surface of the anti-slip strip 12, and then the heat exchanger body 2 can be moved. When the heat exchanger body 2 moves to a suitable position, the baffle 6 is loosened and the reset spring 7 is reset to it, so that the reset spring 7 resets the plug rod 5 on the baffle 6, thereby facilitating its resetting and allowing the plug rod 5 to be inserted into the inside of the plug-in hole, so as to facilitate its positioning and disassembly operations, thereby facilitating the use of subsequent staff and improving the use efficiency of the heat exchanger.

[0045] The positioning spring 8 resets the ball 10 on the piston 9, so as to facilitate the buffering and resetting operation thereof during subsequent use, thereby facilitating its positioning, so as to facilitate its sliding during subsequent use, and facilitate the normal movement of subsequent heat exchanger components, so as to facilitate the use of subsequent staff.

[0046] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A detachable plate heat exchanger, comprising a base (1), characterized in that: The upper surface of the base (1) is provided with a heat exchanger body (2), the upper surface of the base (1) is provided with a limiting groove, the limiting groove is slidably connected to a limiting rod (3), the top of the limiting rod (3) is fixedly connected to the bottom of the heat exchanger body (2), a positioning plate (4) is fixedly mounted on one side of the heat exchanger body (2), an insertion rod (5) is inserted into the positioning plate (4), a baffle (6) is fixedly mounted on the top of the insertion rod (5), and a return spring (7) is arranged around the insertion rod (5); A circular hole is formed at the bottom of the limiting rod (3); a positioning spring (8) is fixedly mounted on the inner top wall of the circular hole; a piston (9) is fixedly mounted on the bottom of the positioning spring (8); a ball (10) is embedded in the bottom of the piston (9); and the surface of the ball (10) is rollingly connected to the inner bottom wall of the limiting groove.

2. A detachable plate heat exchanger according to claim 1, characterized in that: A fixing plate (11) is fixedly mounted at each of the four corners of the bottom of the base (1), a fixing hole is provided on the fixing plate (11), and the fixing hole is an oblong hole, and an anti-slip pattern is provided on the lower surface of the fixing plate (11).

3. The detachable plate heat exchanger according to claim 1, characterized in that: The top of the return spring (7) is fixedly connected to the bottom of the baffle (6), and the bottom of the return spring (7) is fixedly connected to the upper surface of the positioning plate (4). The positioning plate (4) is provided with a plug hole for the insertion rod (5) to pass through, and the inner bottom wall of the limiting groove is provided with a plug hole for the insertion rod (5) to be inserted.

4. The detachable plate heat exchanger according to claim 1, characterized in that: The upper surface of the base (1) is provided with a rod groove for the limiting rod (3) to pass through, and the inner wall of the rod groove is slidably connected to the surface of the limiting rod (3).

5. The detachable plate heat exchanger according to claim 1, characterized in that: A wrench is fixedly mounted on the top of the baffle (6), and the surface of the wrench is provided with anti-skid grooves. An anti-skid strip (12) is fixedly mounted on the inner wall of the plug hole on the base (1), and the surface of the anti-skid strip (12) is provided with anti-skid grooves.

6. The detachable plate heat exchanger according to claim 1, characterized in that: The surface of the piston (9) is slidably connected to the inner wall of the circular hole, and the circular hole is adapted to the piston (9).

7. The detachable plate heat exchanger according to claim 1, characterized in that: The lower surface of the positioning plate (4) is slidably connected to the upper surface of the base (1), and the width of the positioning plate (4) is twice the width of the limiting groove.

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