Silicon carbide ceramic heat exchanger

Abstract

The utility model discloses a silicon carbide ceramic heat exchanger, which comprises two mounting racks distributed on two sides, and is characterized in that a connecting mechanism for connecting the mounting racks is arranged between the two mounting racks, a plurality of coaxially arranged mounting grooves are formed in one side of each mounting rack, and the mounting racks are arranged in the mounting grooves. A mounting groove is formed in the mounting frame, a plurality of positioning pipes arranged at equal intervals are arranged in the mounting groove in a penetrating mode, the heat exchange pipes are arranged in the positioning pipes in a penetrating mode, positioning mechanisms used for positioning the positioning pipes are arranged on the side walls of the positioning pipes, a sealing mechanism used for sealing the mounting end of the mounting frame is arranged on one side of the mounting frame, and connecting frames are arranged on the two sides of the mounting frame. The mounting frame, the mounting groove, the positioning pipe, the abutting nut and the like are arranged, the pipe is positioned in the mounting process through the mounting groove and the positioning pipe, the position of the pipe can be conveniently adjusted when the pipe is mounted, and the positioning pipe can be conveniently mounted and positioned by matching with the contact pad and the abutting nut.

Description

Technical Field

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

[0002] A heat exchanger is a device that transfers (part of) the heat of a hot fluid to a cold fluid. It is widely used in metallurgy, petroleum, chemical industry, electric power, food, pharmaceuticals and other fields.

[0003] Ceramics are highly favored due to their advantages such as high hardness, high strength, high temperature resistance, corrosion resistance and good chemical stability. They are especially widely used in the field of high-temperature engineering, such as high-temperature kiln furniture, engine turbine blades, high-temperature bearings, gas nozzles, high-temperature filters, ceramic insulation tiles, ceramic heat exchangers, etc. Among them, silicon carbide ceramics are the raw material for common heat exchanger pipes.

[0004] When installing and using silicon carbide ceramic heat exchangers, the pipes are mostly fixed through the fixed openings on the end covers. This installation method cannot easily adjust the position of the pipes during use, and cannot guarantee the connection and sealing of the end covers. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a silicon carbide ceramic heat exchanger.

[0006] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0007] A silicon carbide ceramic heat exchanger comprises two mounting brackets distributed on both sides, characterized in that a connecting mechanism for connecting the mounting brackets is provided between the two mounting brackets, a plurality of coaxially arranged mounting grooves are provided on one side of the mounting bracket, a plurality of equally spaced positioning tubes are passed through the mounting grooves, a heat exchange tube is passed through the positioning tubes, a positioning mechanism for positioning the positioning tubes is provided on the side walls of the positioning tubes, a sealing mechanism for sealing the mounting end of the mounting bracket is provided on one side of the mounting bracket, connecting brackets are provided on both sides of the mounting bracket, and the connecting brackets are installed on one side of the mounting bracket by bolts.

[0008] Preferably, the connection mechanism includes two symmetrically arranged mounting plates fixedly connected to the side walls of the mounting frame, one side of the mounting plate is provided with two symmetrically arranged mounting holes, and two adjacent mounting plates cooperate with each other.

[0009] Preferably, the positioning mechanism comprises two symmetrically arranged locking nuts sleeved on the side wall of the positioning tube, and the locking nuts are threadedly connected to the side wall of the positioning tube.

[0010] Preferably, the side wall of the positioning tube is sleeved with two symmetrically arranged contact pads, and the contact pads abut against the side wall of the mounting bracket.

[0011] Preferably, the sealing mechanism comprises a sealing groove provided on the side wall of the mounting frame, the side wall of the sealing groove is sleeved with a sealing ring, one side of the sealing ring is provided with two symmetrically arranged corresponding grooves, and the corresponding grooves cooperate with the mounting plate.

[0012] Preferably, a limiting groove is provided on the inner wall of the installation groove, a plurality of fitting frames are provided in the limiting groove, and a clamping groove is opened and closed at both ends of the fitting frame, and the clamping groove cooperates with the positioning tube.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The utility model is provided with a mounting frame, a mounting groove, a positioning tube and a locking nut. The mounting groove and the positioning tube are used to position the pipe during the installation process, so that the position of the pipe during installation can be conveniently adjusted. The contact pad and the locking nut can be used to facilitate the installation and positioning of the positioning pipe.

[0015] 2. The utility model is provided with a sealing groove, a sealing ring, a corresponding groove, a mounting plate and a fitting frame. Through the contact between the sealing groove and the sealing ring, and the corresponding groove being clamped in the mounting groove, the sealing and installation of the end cover can be facilitated. In combination with the fitting frame and the clamping groove, the fixing and positioning of the positioning tube can be facilitated. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main structure of a silicon carbide ceramic heat exchanger proposed in the present utility model;

[0017] Figure 2 This is a side structural diagram of a silicon carbide ceramic heat exchanger proposed in the utility model;

[0018] Figure 3 This is a schematic diagram of the sealing ring structure of a silicon carbide ceramic heat exchanger proposed in the utility model;

[0019] Figure 4 This is a schematic diagram of the bonding frame belt structure of a silicon carbide ceramic heat exchanger proposed in the utility model.

[0020] In the figure: 1 mounting frame, 2 mounting groove, 3 limiting groove, 4 positioning tube, 5 contact pad, 6 fastening nut, 7 connecting frame, 8 mounting plate, 9 mounting hole, 10 sealing groove, 11 sealing ring, 12 corresponding groove, 13 fitting frame, 14 clamping groove. DETAILED DESCRIPTION

[0021] To make the above-mentioned objects, features, and advantages of the present invention more clearly understood, the following detailed description of specific embodiments of the present invention is provided in conjunction with the accompanying drawings. The following description sets forth many specific details to facilitate a full understanding of the present invention. However, the present invention can be implemented in many other ways than those described herein, and those skilled in the art may make similar modifications without violating the scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0022] Reference Figure 1-4 A silicon carbide ceramic heat exchanger includes two mounting frames 1 distributed on both sides, a connecting mechanism for connecting the mounting frames 1 is provided between the two mounting frames 1, and the connecting mechanism includes two symmetrically arranged mounting plates 8 fixedly connected to the side walls of the mounting frames 1, and two symmetrically arranged mounting holes 9 are opened on one side of the mounting plate 8, and the two adjacent mounting plates 8 cooperate with each other.

[0023] A plurality of coaxially arranged mounting grooves 2 are provided on one side of the mounting frame 1. A limiting groove 3 is provided on the inner wall of the mounting groove 2. A plurality of fitting frames 13 are provided in the limiting groove 3. A clamping groove 14 is provided at both ends of the fitting frame 13. The clamping groove 14 cooperates with the positioning tube 4.

[0024] A plurality of positioning tubes 4 arranged at equal intervals are provided through the mounting groove 2, and the heat exchange tubes are provided through the positioning tubes. The side walls of the positioning tubes 4 are provided with positioning mechanisms for positioning the positioning tubes 4. The positioning mechanisms include two symmetrically arranged locking nuts 6 sleeved on the side walls of the positioning tubes 4. The locking nuts 6 are threadedly connected to the side walls of the positioning tubes 4. The side walls of the positioning tubes 4 are sleeved with two symmetrically arranged contact pads 5, which abut against the side walls of the mounting frame 1.

[0025] A sealing mechanism for sealing the mounting end of the mounting frame 1 is provided on one side of the mounting frame 1. The sealing mechanism includes a sealing groove 10 provided on the side wall of the mounting frame 1. The side wall of the sealing groove 10 is sleeved with a sealing ring 11. Two symmetrically arranged corresponding grooves 12 are provided on one side of the sealing ring 11. The corresponding grooves 12 cooperate with the mounting plate 8. Connecting frames 7 are provided on both sides of the mounting frame 1. The connecting frames are installed on one side of the mounting frame 1 by bolts.

[0026] When the utility model is used, Figure 1-4As shown, the pipe is first passed through the positioning tube 4 and the mounting groove 2. The positioning tube 4 can be positioned and the installation position can be adjusted and regulated by sliding the positioning tube 4 in the mounting groove 2. At the same time, the fitting frame 13 is installed in the limiting groove 3 in conjunction with the limiting groove 3. The contact and engagement of the clamping groove 14 with the positioning tube 4 can realize the positioning of the mounting tube 4. Subsequently, the threaded connection between the tightening nut 6 and the positioning tube 4 and the contact and tightening of the contact pad 5 can realize the installation and positioning of the positioning tube 4, that is, the positioning and installation of the pipe are realized. The two adjacent mounting plates 1 are installed and assembled through the mounting plate 8 and the mounting holes 9. At the same time, the connecting frames 7 on both sides are installed on both sides of the mounting frame 1 by multiple bolts, and the mounting plate 1 is installed and fixed. Subsequently, the sealing ring 11 is sleeved in the sealing groove 10, and the corresponding groove 12 is sleeved on the mounting plate 8 to seal the installation of the mounting frame 1.

[0027] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A silicon carbide ceramic heat exchanger, comprising two mounting frames (1) distributed on both sides, characterized in that: A connecting mechanism for connecting the two mounting frames (1) is provided between the two mounting frames (1), a plurality of coaxially arranged mounting grooves (2) are provided on one side of the mounting frame (1), a plurality of equally spaced positioning tubes (4) are provided through the mounting grooves (2), a heat exchange tube is provided through the positioning tube, a positioning mechanism for positioning the positioning tube (4) is provided on the side wall of the positioning tube (4), a sealing mechanism for sealing the mounting end of the mounting frame (1) is provided on one side of the mounting frame (1), connecting frames (7) are provided on both sides of the mounting frame (1), and the connecting frames are installed on one side of the mounting frame (1) by bolts.

2. The silicon carbide ceramic heat exchanger according to claim 1, characterized in that: The connection mechanism comprises two symmetrically arranged mounting plates (8) fixedly connected to the side walls of the mounting frame (1); one side of the mounting plate (8) is provided with two symmetrically arranged mounting holes (9); and two adjacent mounting plates (8) are matched with each other.

3. The silicon carbide ceramic heat exchanger according to claim 2, characterized in that: The positioning mechanism comprises two symmetrically arranged abutting nuts (6) sleeved on the side wall of the positioning tube (4), and the abutting nuts (6) are threadedly connected to the side wall of the positioning tube (4).

4. The silicon carbide ceramic heat exchanger according to claim 3, characterized in that: The side wall of the positioning tube (4) is sleeved with two symmetrically arranged contact pads (5), and the contact pads (5) abut against the side wall of the mounting frame (1).

5. The silicon carbide ceramic heat exchanger according to claim 4, characterized in that: The sealing mechanism comprises a sealing groove (10) provided on the side wall of the mounting frame (1); a sealing ring (11) is provided on the side wall of the sealing groove (10); two symmetrically arranged corresponding grooves (12) are provided on one side of the sealing ring (11); the corresponding grooves (12) cooperate with the mounting plate (8).

6. The silicon carbide ceramic heat exchanger according to claim 5, characterized in that: The inner wall of the installation groove (2) is provided with a limiting groove (3), a plurality of fitting frames (13) are provided in the limiting groove (3), and both ends of the fitting frames (13) are provided with a clamping groove (14), and the clamping groove (14) is matched with the positioning tube (4).

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