Detachable plate heat exchanger end plate

Abstract

The utility model discloses a dismountable plate heat exchanger end plate, which comprises an upper splice plate, a lower splice plate and a guide rod, the guide rod is respectively clamped with the upper splice plate and the lower splice plate through rectangular fixing blocks, an upper clamping shaft is arranged on the upper splice plate, the top end of the upper clamping shaft is matched with a clamping hole on the corresponding rectangular fixing block, and the upper splice plate and the lower splice plate are respectively clamped on the guide rod. The bottom end of an upper clamping shaft penetrates through the splicing inserting plate to extend out, the middle of the upper clamping shaft is arranged in an upper mounting hole in the upper splicing plate, a lower clamping shaft is arranged on the lower splicing plate, the bottom end of the lower clamping shaft is matched with a clamping hole in the corresponding rectangular fixing block, the bottom end of the upper clamping shaft extends into the splicing inserting groove, and the middle of the lower clamping shaft is arranged in a lower mounting hole in the lower splicing plate. The installation of the upper splice plate, the lower splice plate and the guide rods on the upper splice plate and the lower splice plate can be simultaneously carried out, the operation process is simple and convenient, and the integral installation and disassembly of the upper splice plate, the lower splice plate and the guide rods can be conveniently and quickly completed.

Description

Technical Field

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

[0002] The Chinese utility model with authorization announcement number CN217083423U provides a detachable plate heat exchanger end plate, including an upper splicing plate, a lower splicing plate is arranged directly below the upper splicing plate, a splicing slot is opened at the top of the lower splicing plate, and the front and rear side walls of the upper end of the inner cavity of the splicing slot are symmetrically provided with rectangular through grooves, a splicing plug-in plate is fixedly connected to the middle part of the lower surface of the upper splicing plate, and telescopic grooves are symmetrically opened at the lower ends of the front and rear side walls of the splicing plug-in plate, and rectangular clamping blocks are symmetrically inserted at the ends away from the inner cavities of the two telescopic grooves, and the upper splicing plate and the lower splicing plate are clamped together by the rectangular clamping blocks and the rectangular through grooves, and rectangular fixing grooves are respectively opened in the middle parts of the side walls away from the ends of the upper splicing plate and the lower splicing plate, and rectangular fixing grooves are inserted in the inner cavities of the two rectangular fixing grooves, and rectangular fixing blocks are inserted in the inner cavities of the two rectangular fixing grooves, and one side of the two rectangular fixing blocks is fixedly connected with a guide rod, and the guide rod is fixed to the upper clamping plate and the lower clamping plate through a concave block.

[0003] The above patent has the following defects: the installation of the upper splicing plate and the lower splicing plate and the installation of the upper splicing plate, the lower splicing plate and the guide rod are independently completed through different structures and operations, and the operation process is cumbersome and inconvenient for the overall installation and disassembly of the upper splicing plate, the lower splicing plate and the guide rod. Utility Model Content

[0004] The purpose of the utility model is to provide a detachable plate heat exchanger end plate to solve the problems of the existing detachable plate heat exchanger end plate mentioned in the above background technology, such as cumbersome installation operation process, inconvenient overall installation and disassembly of the upper splicing plate, the lower splicing plate and the guide rod.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a detachable plate heat exchanger end plate, comprising an upper splicing plate, a lower splicing plate and a guide rod, the guide rod is respectively clamped with the upper splicing plate and the lower splicing plate through a rectangular fixing block, the upper splicing plate is provided with a splicing plug-in plate, the lower splicing plate is provided with a splicing slot matched with the splicing plug-in plate, rectangular clamping blocks are provided on both sides of the splicing plug-in plate, rectangular through grooves matched with the rectangular clamping blocks are provided on both sides of the splicing slot, an upper clamping shaft is provided on the upper splicing plate, the top end of the upper clamping shaft is provided on the lower side of the groove where the rectangular fixing block is placed on the upper splicing plate, the top end of the upper clamping shaft is matched with the clamping hole on the corresponding rectangular fixing block, and the bottom end of the upper clamping shaft passes through The splicing plug plate extends out, the middle part of the upper card shaft is arranged in the upper mounting hole on the upper splicing plate, an upper return spring is arranged in the upper mounting hole, one end of the upper return spring is connected to the inner wall of the upper mounting hole, and the other end of the return spring is connected to the upper card shaft, and a lower card shaft is arranged on the lower splicing plate, the bottom end of the lower card shaft is arranged on the upper side surface of the groove for arranging the rectangular fixing block of the lower splicing plate, the bottom end of the lower card shaft cooperates with the card hole on the corresponding rectangular fixing block, the bottom end of the upper card shaft extends into the splicing slot, the middle part of the lower card shaft is arranged in the lower mounting hole on the lower splicing plate, a lower return spring is arranged in the lower mounting hole, one end of the lower return spring is connected to the inner wall of the lower mounting hole, and the other end of the lower return spring is connected to the lower card shaft.

[0006] Preferably, the upper clamping shaft and the lower clamping shaft are staggered.

[0007] Preferably, the upper mounting hole and the lower mounting hole are arranged in two sections with different apertures, and the ends of the upper mounting hole and the lower mounting hole with smaller apertures are arranged on a side close to the groove.

[0008] Preferably, the upper return spring and the lower return spring are respectively arranged on the side with larger aperture of the upper mounting hole and the lower mounting hole.

[0009] Preferably, the upper clamping shaft and the lower clamping shaft are provided with two sections with different outer diameters, and the ends with smaller outer diameters of the upper clamping shaft and the lower clamping shaft are provided on the side with smaller apertures of the upper mounting hole and the lower mounting hole.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The upper and lower splicing plates and the guide rods on the upper and lower splicing plates can be installed simultaneously in the utility model, and the operation process is simple, which facilitates and quickly completes the overall installation and disassembly of the upper and lower splicing plates and the guide rods. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the internal structure of the utility model when splicing;

[0014] Figure 3 This is a schematic diagram of the internal structure of the utility model when it is disassembled;

[0015] Figure 4 It is a schematic diagram of the rectangular fixed block and guide rod structure.

[0016] In the above drawings, there are an upper splicing plate 1, a lower splicing plate 2, a guide rod 3, a rectangular fixing block 4, a splicing plug plate 5, a splicing slot 6, a rectangular card block 7, a rectangular through slot 8, an upper card shaft 9, a groove 10, a card hole 11, an upper mounting hole 12, an upper return spring 13, a lower card shaft 14, a lower mounting hole 15, a lower return spring 16, and a buffer platform 17. DETAILED DESCRIPTION

[0017] 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.

[0018] like Figure 1-4 As shown, the utility model comprises an upper splicing plate 1, a lower splicing plate 2 and a guide rod 3, the guide rod 3 is respectively connected with the upper splicing plate 1 and the lower splicing plate 2 through a rectangular fixing block 4, the upper splicing plate 1 is provided with a splicing plug-in plate 5, the lower splicing plate 2 is provided with a splicing slot 6 matched with the splicing plug-in plate 5, rectangular clamping blocks 7 are provided on both sides of the splicing plug-in plate 5, and rectangular through grooves 8 matched with the rectangular clamping blocks 7 are provided on both sides of the splicing slot 6. The rectangular clamping block 7 is telescopically installed on the side of the splicing plug-in plate 5 through an elastic structure such as a spring, and the splicing plug-in plate 5 is inserted into the splicing slot 6. When the rectangular clamping block 7 moves to the rectangular through groove 8 and extends into the rectangular through groove 8, the assembly between the upper splicing plate 1 and the lower splicing plate 2 is completed.

[0019] In the utility model, an upper card shaft 9 is provided on the upper splicing plate 1, and the top end of the upper card shaft 9 is arranged on the lower side of the groove 10 of the upper splicing plate 1 for placing the rectangular fixing block 4. The top end of the upper card shaft 9 cooperates with the card hole 11 on the corresponding rectangular fixing block 4. The middle part of the upper card shaft 9 is arranged in the upper mounting hole 12 on the upper splicing plate 1. The upper card shaft 9 can slide in the upper mounting hole 12, and the bottom end of the upper card shaft 9 extends through the splicing plug plate 5, such as Figure 2 As shown, when the splicing plug board 5 enters the splicing slot 6, the bottom end of the upper card shaft 9 contacts the bottom of the splicing slot 6, and the bottom of the splicing slot 6 pushes the upper card shaft 9 upward, and pushes the top of the upper card shaft 9 into the card hole 11 of the rectangular fixing block 4 on the upper splicing plate 1, and fixes the rectangular fixing block 4 in the groove 10 on the upper splicing plate 1 to complete the installation of the guide rod 3 on the upper splicing plate 1, and an upper return spring 13 is provided in the upper mounting hole 12, one end of the upper return spring 13 is connected to the inner wall of the upper mounting hole 12, and the other end of the upper return spring 13 is connected to the upper card shaft 9, as shown in FIG. Figure 3As shown, when the upper splicing plate 1 and the lower splicing plate 2 are disassembled, the splicing plug plate 5 is pulled out of the splicing slot 6, and the upper clamping shaft 9 is pulled out of the clamping hole 11 of the rectangular fixing block 4 on the upper splicing plate 1 under the action of the restoring force of the upper return spring 13, thereby completing the disassembly of the guide rod 3 on the upper splicing plate 1.

[0020] In the utility model, a lower card shaft 14 is provided on the lower splicing plate 2, and the bottom end of the lower card shaft 14 is arranged on the upper side of the groove 10 of the lower splicing plate 2 for placing the rectangular fixing block 4. The bottom end of the lower card shaft 14 cooperates with the card hole 11 on the corresponding rectangular fixing block 4. The middle part of the lower card shaft 14 is arranged in the lower mounting hole 15 on the lower splicing plate 2. The lower card shaft 14 can slide in the lower mounting hole 15, and the top end of the lower card shaft 14 extends into the splicing slot 6, such as Figure 2 As shown, when the splicing plug board 5 enters the splicing slot 6, the top end of the lower card shaft 14 contacts the bottom end of the splicing plug board 5, and the bottom end of the splicing plug board 5 pushes the lower card shaft 14 downward, and pushes the bottom end of the lower card shaft 14 into the card hole 11 of the rectangular fixing block 4 on the lower splicing plate 2, and fixes the rectangular fixing block 4 in the groove 10 on the lower splicing plate 2 to complete the installation of the guide rod 3 on the lower splicing plate 2. A lower return spring 16 is provided in the lower mounting hole 15, one end of the lower return spring 16 is connected to the inner wall of the lower mounting hole 15, and the other end of the lower return spring 16 is connected to the lower card shaft 14, as shown in FIG. Figure 3 As shown, when the upper splicing plate 1 and the lower splicing plate 2 are disassembled, the splicing plug plate 5 is pulled out of the splicing slot 6, and the lower clamping shaft 14 is pulled out of the clamping hole 11 of the rectangular fixing block 4 on the lower splicing plate 2 under the action of the restoring force of the lower return spring 16, thereby completing the disassembly of the guide rod 3 on the lower splicing plate 2.

[0021] The upper clamping shaft 9 and the lower clamping shaft 14 are staggered. When the splicing plug board 5 enters the splicing slot 6, the bottom of the splicing slot 6 drives the upper clamping shaft 9 and the bottom end of the splicing plug board 5 drives the lower clamping shaft 14 simultaneously.

[0022] The upper mounting hole 12 and the lower mounting hole 15 are set as two sections with different apertures. The end with the smaller aperture of the upper mounting hole 12 and the lower mounting hole 15 is set on the side close to the groove 10. The different apertures are set so that an installation buffer 17 is formed at the junction of the side with the larger aperture and the side with the smaller aperture, which is convenient for the installation of the upper return spring 13 and the lower return spring 16.

[0023] The upper return spring 13 and the lower return spring 16 are respectively arranged on the side with larger aperture of the upper mounting hole 12 and the lower mounting hole 15, and the outer diameter of the upper return spring 13 and the lower return spring 16 is larger than the aperture of the end with smaller aperture of the upper mounting hole 12 and the lower mounting hole 15, and the upper return spring 13 and the lower return spring 16 are restricted to the side with larger aperture of the upper mounting hole 12 and the lower mounting hole 15.

[0024] The upper clamping shaft 9 and the lower clamping shaft 14 are provided with two sections with different outer diameters, and the ends with smaller outer diameters of the upper clamping shaft 9 and the lower clamping shaft 14 are arranged on the side with smaller apertures of the upper mounting hole 12 and the lower mounting hole 15, and the upper return spring 13 and the lower return spring 16 are sleeved on the ends with smaller outer diameters of the upper clamping shaft 9 and the lower clamping shaft 14. When the upper splicing plate 1 and the lower splicing plate 2 are assembled, the upper return spring 13 is compressed by the end with larger outer diameter of the upper clamping shaft 9, and the lower return spring 16 is compressed by the end with larger outer diameter of the lower clamping shaft 14. When the upper splicing plate 1 and the lower splicing plate 2 are disassembled, the upper clamping shaft 9 is pulled out of the clamping hole 11 of the rectangular fixing block 4 on the upper splicing plate 1 under the action of the restoring force of the upper return spring 13, and the lower clamping shaft 14 is pulled out of the clamping hole 11 of the rectangular fixing block 4 on the lower splicing plate 2 under the action of the restoring force of the lower return spring 16.

Claims

1. A detachable plate heat exchanger end plate, comprising an upper splicing plate, a lower splicing plate and a guide rod, the guide rod is respectively connected to the upper splicing plate and the lower splicing plate through a rectangular fixing block, the upper splicing plate is provided with a splicing plug-in plate, the lower splicing plate is provided with a splicing slot matched with the splicing plug-in plate, rectangular card blocks are provided on both sides of the splicing plug-in plate, and rectangular through grooves matched with the rectangular card blocks are provided on both sides of the splicing slot, characterized in that: The top end of the upper clamping shaft is arranged on the upper splicing plate, and the top of the upper clamping shaft is arranged on the lower side of the groove of the rectangular fixing block arranged on the upper splicing plate, and the top of the upper clamping shaft cooperates with the clamping hole on the corresponding rectangular fixing block, and the bottom end of the upper clamping shaft extends into the splicing slot, and the middle part of the lower clamping shaft is arranged in the lower mounting hole on the lower splicing plate, and a lower reset spring is arranged in the lower mounting hole, one end of the lower reset spring is connected to the inner wall of the upper mounting hole, and the other end of the lower reset spring is connected to the upper clamping shaft.

2. A detachable plate heat exchanger end plate according to claim 1, characterized in that: The upper clamping shaft and the lower clamping shaft are staggered.

3. The detachable plate heat exchanger end plate according to claim 1, characterized in that: The upper mounting hole and the lower mounting hole are arranged in two sections with different apertures, and the ends with smaller apertures of the upper mounting hole and the lower mounting hole are arranged on a side close to the groove.

4. A detachable plate heat exchanger end plate according to claim 3, characterized in that: The upper return spring and the lower return spring are respectively arranged on the side with larger aperture of the upper mounting hole and the lower mounting hole.

5. The detachable plate heat exchanger end plate according to claim 4, characterized in that: The upper clamping shaft and the lower clamping shaft are provided with two sections with different outer diameters, and the ends with smaller outer diameters of the upper clamping shaft and the lower clamping shaft are provided on the side with smaller apertures of the upper mounting hole and the lower mounting hole.

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