Waste water heat recovery device

Abstract

The waste water heat recovery device comprises a heat exchange box, a top plate, a heat exchange copper pipe, a partition plate and a limiting assembly, the top plate is fixedly installed at the top of the heat exchange box, the heat exchange copper pipe is arranged in the heat exchange box and is arranged in an S-shaped bent mode, and the partition plate is fixedly connected to the interior of the heat exchange box and the bottom of the top plate. The partition plate is used for forming an S-shaped bent flowing cavity in the heat exchange box, the limiting assembly is arranged at the end of the partition plate and used for clamping and constraining the heat exchange copper pipe, and an arc groove is formed in one side of the locking plate. The heat exchange box, the top plate, the heat exchange copper pipes, the partition plates and the limiting assemblies are used in a matched mode, the multiple partition plates can form an S-bent flowing cavity in the heat exchange box, the heat exchange copper pipes are arranged in an S-bent shape, and therefore the contact time length and the contact area of waste water heat can be prolonged, heat recovery is accelerated, and the service life of the waste water is prolonged. And under the action of the limiting assembly, the mounting stability of the heat exchange copper pipe can be guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat recovery device field, especially in a kind of waste water heat recovery device. BACKGROUND

[0002] When treating waste water, to improve the utilization efficiency of energy, the heat in waste water is usually recycled, and the heat recovery device realizes energy transfer through heat exchanger, and converts the heat energy in waste gas, waste water or high-temperature medium into a usable form, wherein the tubular heat exchanger is the most common heat exchanger, and the tubular heat exchanger contains multiple heat pipes and staggered partitions inside.

[0003] The heat pipe inside the tubular heat exchanger is usually arranged in a straight line, so that when the waste water flows, in order to ensure that the heat pipe absorbs the heat in the waste water, the straight heat pipe needs to be set to a certain length and density, which will result in that the tubular heat exchanger has a certain length, not only increases the floor area, but also increases the manufacturing cost, so there is a certain defect. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of waste water heat recovery device to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of waste water heat recovery device, comprising:

[0006] Heat exchange box;

[0007] Top plate, the top plate is fixedly installed on the top of heat exchange box;

[0008] Heat exchange copper pipe, the heat exchange copper pipe is arranged in the inside of heat exchange box, and the heat exchange copper pipe is arranged in S bending;

[0009] Partition, the partition is respectively fixedly connected to the inside of heat exchange box and the bottom of top plate, and the partition is used to form S bending flow chamber in the inside of heat exchange box;

[0010] Limiting component, the limiting component is arranged at the end of partition, and the limiting component is used to clamp and bind heat exchange copper pipe.

[0011] Preferably, further comprising:

[0012] First liquid inlet pipe, the first liquid inlet pipe is installed on one side of heat exchange box, and the first liquid inlet pipe is used to inject waste water into the inside of heat exchange box;

[0013] First liquid outlet pipe, the first liquid outlet pipe is installed on the other side of heat exchange box, and the first liquid outlet pipe is used to discharge waste water in the inside of heat exchange box.

[0014] Preferably, further comprising:

[0015] A communication housing is fixedly installed at the bottom of the top plate, and the end of the heat exchange copper pipe is connected with the communication housing;

[0016] A second liquid inlet pipe is installed at the top of the top plate, and the second liquid inlet pipe injects the heat exchange liquid into the interior of the heat exchange copper pipe through the communication housing;

[0017] A second liquid outlet pipe is installed at the top of the top plate, and the second liquid outlet pipe discharges the heat exchange liquid in the interior of the heat exchange copper pipe through the communication housing.

[0018] Preferably, the limiting assembly comprises:

[0019] A fixed frame is fixedly connected with the end of the partition plate;

[0020] A locking plate is slidingly arranged in the interior of the fixed frame, and an arc slot matched with the heat exchange copper pipe is formed in one side of the locking plate.

[0021] Preferably, the limiting assembly further comprises:

[0022] A sliding block is fixedly connected with the other side of the locking plate;

[0023] A sliding groove is formed in the inner wall of the fixed frame, and the outer wall of the sliding block is fixedly connected with the inner cavity of the sliding groove.

[0024] Preferably, the limiting assembly further comprises:

[0025] A limiting cap is fixedly connected with the bottom of the inner wall of the heat exchange box and the bottom of the top plate respectively, and the limiting cap is sleeved with the end of the outer wall of the fixed frame;

[0026] A limiting groove is formed in the inner wall of the limiting cap, and the end of the outer wall of the locking plate is slidingly connected with the inner cavity of the limiting groove.

[0027] The technical effects and advantages of the present application are as follows:

[0028] The heat exchange box, the top plate, the heat exchange copper pipe, the partition plate and the limiting assembly are used in cooperation, multiple partition plates can form an S-curved flow chamber in the interior of the heat exchange box, and the heat exchange copper pipe is arranged in an S-curved shape, so that the length and area of the contact of the wastewater heat can be improved, the heat recovery is accelerated, and the stability of the installation of the heat exchange copper pipe can be ensured under the action of the limiting assembly. BRIEF DESCRIPTION OF DRAWINGS

[0029] Fig. 1 The present application is a whole structure schematic view.

[0030] Fig. 2 It is the front internal structure schematic view of the utility model.

[0031] Fig. 3 It is the fixed frame side internal structure schematic view of the utility model.

[0032] In the figure: 1, heat exchange box; 2, top plate; 3, heat exchange copper pipe; 4, baffle; 5, limiting assembly; 51, fixed frame; 52, locking plate; 53, sliding block; 54, limiting cap; 6, first liquid inlet pipe; 7, first liquid outlet pipe; 8, communication housing; 9, second liquid inlet pipe; 10, second liquid outlet pipe. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0034] The utility model provides a kind of waste water heat recovery device as Figs. 1-3 It is shown in the figure. EMBODIMENT

[0035] It includes heat exchange box 1, top plate 2, heat exchange copper pipe 3, baffle 4 and limiting assembly 5, top plate 2 is fixedly installed on the top of heat exchange box 1, heat exchange copper pipe 3 is arranged in the inside of heat exchange box 1, heat exchange copper pipe 3 is arranged in S bending, as Fig. 2 As shown, the heat exchange copper pipe 3 arranged in S bending can increase the area of heat exchange copper pipe 3 contacting with waste water, baffle 4 is fixedly connected to the inside of heat exchange box 1 and the bottom of top plate 2 respectively, baffle 4 is used to form S bending flow chamber inside heat exchange box 1, and the baffle 4 fixedly connected in heat exchange box 1 and the bottom of top plate 2 fixed baffle 4 are alternately arranged, and heat exchange copper pipe 3 is located in S bending flow chamber, so as to increase the path of waste water flowing in heat exchange box 1, guarantee the efficiency of heat exchange between heat exchange copper pipe 3 and waste water, limiting assembly 5 is arranged at the end of baffle 4, limiting assembly 5 is used to clamp and bind heat exchange copper pipe 3, limiting assembly 5 can guarantee the stability of heat exchange copper pipe 3 installed in heat exchange box 1 for use, avoid waste water flowing in heat exchange box 1 to impact heat exchange copper pipe 3, cause heat exchange copper pipe 3 to shake and damage.

[0036] Specifically, it further comprises a first liquid inlet pipe 6 and a first liquid outlet pipe 7, the first liquid inlet pipe 6 is installed on one side of the heat exchange box 1, the first liquid inlet pipe 6 is used to inject wastewater into the heat exchange box 1, the first liquid outlet pipe 7 is installed on the other side of the heat exchange box 1, the first liquid outlet pipe 7 is used to discharge the wastewater in the heat exchange box 1, thereby injecting the wastewater into the heat exchange box 1, and the wastewater after heat exchange is discharged from the other side of the heat exchange box 1.

[0037] Further, it further comprises a communication shell 8, a second liquid inlet pipe 9 and a second liquid outlet pipe 10, two communication shells 8 are respectively fixedly installed at the bottom of the top plate 2, the two ends of the heat exchange copper pipe 3 are respectively connected with the two communication shells 8, the second liquid inlet pipe 9 is installed at the top of the top plate 2, the second liquid inlet pipe 9 injects heat exchange liquid into the inside of the heat exchange copper pipe 3 through the communication shell 8, the second liquid outlet pipe 10 is installed at the top of the top plate 2, the second liquid outlet pipe 10 discharges the heat exchange liquid in the inside of the heat exchange copper pipe 3 through the communication shell 8, and the direction in which the second liquid inlet pipe 9 injects the heat exchange liquid flowing into the inside of the heat exchange copper pipe 3 is opposite to the direction in which the wastewater in the inside of the heat exchange box 1 flows, so that the heat exchange liquid in the inside of the heat exchange copper pipe 3 can better absorb heat. Embodiment

[0038] On the basis of embodiment 1, the limiting assembly 5 comprises a fixed frame 51 and a locking plate 52, the fixed frame 51 is fixedly connected to the end of the partition plate 4, two locking plates 52 are symmetrically and slidably arranged in the inside of the fixed frame 51, an arc groove matched with the heat exchange copper pipe 3 is formed on one side of the locking plate 52, so that the two locking plates 52 are clamped on the outside of the plurality of heat exchange copper pipes 3 and are clamped in the inside of the fixed frame 51, which can ensure the stability of the heat exchange copper pipe 3 during use, and as shown in Fig. 3 A plurality of fixed frames 51 are arranged at equal intervals at the ends of the partition plate 4, and the gap therebetween can be used for wastewater flow, so as not to hinder the flow of wastewater.

[0039] Further, the limiting assembly 5 further comprises a sliding block 53 and a sliding groove, the sliding block 53 is fixedly connected to the other side of the locking plate 52, the sliding groove is formed in the inner wall of the fixed frame 51, the outer wall of the sliding block 53 is fixedly connected with the inner cavity of the sliding groove, and the sliding block 53 can ensure the stability of the clamping of the two locking plates 52 in the inside of the fixed frame 51.

[0040] Further, the limiting assembly 5 further comprises a limiting cap 54 and a limiting groove, the limiting cap 54 is fixedly connected to the bottom of the inner wall of the heat exchange box 1 and the bottom of the top plate 2 respectively, the limiting cap 54 is sleeved on the end of the outer wall of the fixed frame 51, the limiting cap 54 can ensure the stability of the open end of the fixed frame 51, the limiting groove is opened on the inner wall of the limiting cap 54, the end of the outer wall of the locking plate 52 is slidingly connected with the inner cavity of the limiting groove, when the top plate 2 and the heat exchange copper pipe 3 are disassembled, the top plate 2 can drive the heat exchange copper pipe 3 to separate from the heat exchange box 1, the part of the heat exchange copper pipe 3 curved towards the top plate 2 drives the locking plate 52 and the limiting cap 54 to separate from the fixed frame 51, the part of the heat exchange copper pipe 3 curved towards the inside of the heat exchange box 1 drives the fixed frame 51 and the locking plate 52 to separate from the limiting cap 54, and when the heat exchange copper pipe 3 is installed, the limiting cap 54 at the bottom of the top plate 2 can be connected with the corresponding two locking plates 52, so as to be connected with the fixed frame 51, and in order to ensure that the locking plate 52 is connected with the fixed frame 51, the heat exchange copper pipe 3 and the locking plate 52 can also be smeared with glue to be connected.

[0041] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A wastewater heat recovery device, characterized by, Include: Heat exchange box (1); Top plate (2), the top plate (2) is fixedly installed on the top of the heat exchange box (1); Heat exchange copper pipe (3), the heat exchange copper pipe (3) is arranged in the inside of the heat exchange box (1), and the heat exchange copper pipe (3) is arranged in S bending; The partition (4) is fixedly connected to the inside of the heat exchange box (1) and the bottom of the top plate (2) respectively, and the partition (4) is used to form S bending flow chamber in the heat exchange box (1) inside; Limiting assembly (5), the limiting assembly (5) is arranged at the end of the partition (4), and the limiting assembly (5) is used for clamping and binding the heat exchange copper pipe (3).

2. A waste water heat recovery device according to claim 1, characterised in that, Also include: First liquid inlet pipe (6), the first liquid inlet pipe (6) is installed on one side of the heat exchange box (1), and the first liquid inlet pipe (6) is used to inject wastewater into the heat exchange box (1) inside; First liquid outlet pipe (7), the first liquid outlet pipe (7) is installed on the other side of the heat exchange box (1), and the first liquid outlet pipe (7) is used to discharge the wastewater in the heat exchange box (1) inside.

3. A waste water heat recovery device according to claim 1, wherein Also include: Communication shell (8), the communication shell (8) is fixedly installed on the bottom of the top plate (2), and the end of the heat exchange copper pipe (3) is connected with the communication shell (8); Second liquid inlet pipe (9), the second liquid inlet pipe (9) is installed on the top of the top plate (2), and the second liquid inlet pipe (9) injects heat exchange liquid into the inside of the heat exchange copper pipe (3) through the communication shell (8); Second liquid outlet pipe (10), the second liquid outlet pipe (10) is installed on the top of the top plate (2), and the second liquid outlet pipe (10) discharges the heat exchange liquid in the inside of the heat exchange copper pipe (3) through the communication shell (8).

4. The waste water heat recovery device of claim 1, wherein The limiting assembly (5) includes: Fixed frame (51), the fixed frame (51) is fixedly connected to the end of the partition (4); Locking plate (52), the locking plate (52) is slidably arranged in the inside of the fixed frame (51), and the one side of the locking plate (52) is provided with a circular arc groove matched with the heat exchange copper pipe (3).

5. A waste water heat recovery device according to claim 4, characterised in that, The limiting assembly (5) further includes: Slide block (53), the slide block (53) is fixedly connected to the other side of the locking plate (52); The sliding groove is opened in the inner wall of the fixed frame (51), and the outer wall of the slide block (53) is fixedly connected with the inner cavity of the sliding groove.

6. A waste water heat recovery device according to claim 5, wherein The limiting assembly (5) further includes: Limiting cap (54), the limiting cap (54) is fixedly connected to the bottom of the inner wall of the heat exchange box (1) and the bottom of the top plate (2) respectively, and the limiting cap (54) is sleeved on the end of the outer wall of the fixed frame (51); Limiting groove, the limiting groove is opened in the inner wall of the limiting cap (54), and the end of the outer wall of the locking plate (52) is slidably clamped with the inner cavity of the limiting groove.

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