Waste liquid heat recoverer

Abstract

The utility model provides a waste liquid heat recoverer which comprises a device body, the right side of the device body is connected with a waste liquid inlet pipe, the lower end of the device body is connected with a waste liquid outlet pipe, the right side of the device body is provided with a temperature sensor in a penetrating mode, and the left side of the device body is provided with an operation panel. The device comprises a device body, the left side and the right side of the device body are each connected with a connecting shell, the connecting shells are connected with an external pipe, the connecting shells are communicated through a liquid conveying pipe, and a liquid level sensor is arranged at the upper end of the device body in a penetrating mode. In order to reduce the situation that impurities in waste liquid are attached to the outer side of a liquid conveying pipe and affect the heat exchange effect, the check block is regularly pulled through the hydraulic telescopic rod to be contained in the groove body, under the action of the motor and the lead screw, the movable frame is moved and adjusted on the lead screw, and the check frame penetrates through the open groove to be arranged in the device body. Impurities attached to the outer side of the infusion tube are brushed through the first brush rod and the second brush rod, and the cleaned impurities can be discharged from the waste liquid outlet tube through waste liquid.

Description

Technical Field

[0001] The utility model relates to the technical field of waste liquid heat recovery, in particular to a waste liquid heat recovery device. Background Art

[0002] A waste heat recovery device (also known as a waste heat recovery unit) uses a heat exchanger as its main component to transfer excess heat generated by one device to another device for heating or energy conversion. It is an economical and environmentally friendly device that can be used to recover heat from waste flue gas or waste liquid.

[0003] At present, when used for heat recovery from waste liquid, since the waste liquid contains more impurities, during heat exchange, impurity particles are easy to adhere to the outside of the heat exchange tube. Long-term accumulation can easily affect the heat exchange effect and is inconvenient to clean and maintain.

[0004] In summary, there is a need for a waste liquid heat recovery device. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a waste liquid heat recovery device, which solves the problems mentioned in the background technology.

[0006] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0007] A waste liquid heat recovery device comprises a device body, wherein the right side of the device body is connected to a waste liquid inlet pipe, the lower end of the device body is connected to a waste liquid outlet pipe, a temperature sensor is penetrated through the right side of the device body, an operation panel is disposed on the left side of the device body, connecting shells are connected to the left and right sides of the device body, the connecting shells are connected to an external pipe, the connecting shells are connected to each other through a liquid infusion pipe, and a liquid level sensor is penetrated through the upper end of the device body.

[0008] Furthermore, the device body includes a support plate frame, the rear side of the device body is connected to the support plate frame, a lead screw is rotatably connected to the support plate frame, and the lower end of the lead screw is connected to a motor.

[0009] Furthermore, the device body also includes a movable frame, which is arranged on the lead screw, and a first brush rod and a second brush rod are arranged at the lower end of the movable frame, the first brush rod is arranged on the inner side of the second brush rod, the front and rear sides of the first brush rod are both provided with bristles, and the second brush rod is provided with bristles on a side close to the first brush rod.

[0010] Furthermore, the device body also includes a retaining frame, the lower ends of the first brush rod and the second brush rod are both connected to the retaining frame, the lower end of the retaining frame is penetrated and arranged in an open groove, and the open groove is opened at the upper end of the device body.

[0011] Furthermore, the device body also includes a slot body, the retaining frame is provided with a slot body, a hydraulic telescopic rod is arranged in the slot body, and the outer end of the hydraulic telescopic rod is connected to the stopper.

[0012] Furthermore, the device body also includes a first seal, the first seal is arranged between the stopper and the device body, and the second seal is arranged between the device body and the stop frame.

[0013] The utility model provides a waste liquid heat recovery device. Compared with the prior art, it has the following beneficial effects:

[0014] First, heat is exchanged between the liquid flowing in the infusion tube and the waste liquid in the device body, and the liquid level in the device body is monitored under the action of the liquid sensor. In order to reduce the impurities in the waste liquid adhering to the outside of the infusion tube and affecting the heat exchange effect, the block is pulled by the hydraulic telescopic rod to be stored in the slot body periodically, and the movable frame is moved and adjusted on the screw under the action of the motor and the screw, and the block frame passes through the open slot and is placed in the device body. The impurities attached to the outside of the infusion tube are brushed by the first brush rod and the second brush rod, and the cleaned impurities can be discharged from the waste liquid outlet pipe through the waste liquid. When the first brush rod and the second brush rod are not in use, they are moved outside the device body, and the block is pushed by the hydraulic telescopic rod to contact the upper end of the device body to enhance the support and stability of the first brush rod and the second brush rod. The seal between the device body and the block and the device body and the block frame is achieved under the action of the first seal and the second seal. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] 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.

[0016] Figure 1 The schematic diagram of the front cross-sectional structure of the device body of the utility model is shown;

[0017] Figure 2 The right side cross-sectional structure diagram of the device body of the utility model is shown;

[0018] Figure 3 The utility model is shown in a front view cross-sectional structure diagram of the retaining frame;

[0019] Figure 4 The utility model is shown Figure 3 The enlarged structural diagram at A in the middle;

[0020] As shown in the figure: 1. Device body; 101. Support plate frame; 102. Lead screw; 103. Motor; 104. Moving frame; 105. First brush rod; 106. Second brush rod; 107. Block frame; 108. Open slot; 109. Slot body; 110. Hydraulic telescopic rod; 111. Block; 112. First sealing member; 113. Second sealing member; 2. Waste liquid inlet pipe; 3. Waste liquid outlet pipe; 4. Temperature sensor; 5. Operation panel; 6. Connecting shell; 7. External pipe; 8. Infusion tube; 9. Liquid level sensor. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model is described clearly and completely. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0022] Embodiment 1

[0023] In order to solve the technical problems in the background technology, a waste liquid heat recovery device is provided as follows:

[0024] Combination Figure 1-Figure 4 As shown, the utility model provides a waste liquid heat recovery device, including a device body 1, the right side of the device body 1 is connected to a waste liquid inlet pipe 2, the lower end of the device body 1 is connected to a waste liquid outlet pipe 3, the right side of the device body 1 is penetrated by a temperature sensor 4, the left side of the device body 1 is provided with an operation panel 5, the left and right sides of the device body 1 are connected to a connecting shell 6, the connecting shell 6 is connected to an external pipe 7, the connecting shells 6 are connected to each other through a liquid infusion pipe 8, and the upper end of the device body 1 is penetrated by a liquid level sensor 9.

[0025] The liquid level in the device body 1 is monitored by the liquid level sensor 9 , and the temperature in the device body 1 is monitored by the temperature sensor 4 .

[0026] In this embodiment, the device body 1 includes a plate support frame 101, the plate support frame 101 is connected to the rear side of the device body 1, a lead screw 102 is rotatably connected to the plate support frame 101, and the lower end of the lead screw 102 is connected to the motor 103, the device body 1 also includes a moving frame 104, the moving frame 104 is penetrated by the lead screw 102, and the first brush rod 105 and the second brush rod 106 are arranged at the lower end of the moving frame 104, the first brush rod 105 is arranged on the inner side of the second brush rod 106, the front and rear sides of the first brush rod 105 are provided with bristles, and the second brush rod 106 is provided with bristles on the side close to the first brush rod 105.

[0027] The moving frame 104 is moved on the lead screw 102 by the motor 103 and the lead screw 102 , and the impurities attached to the outside of the infusion tube 8 are cleaned by the first brush rod 105 and the second brush rod 106 .

[0028] Embodiment 2

[0029] like Figure 1-Figure 4 As shown, based on the above embodiment, this embodiment further provides the following contents:

[0030] In this embodiment, the device body 1 also includes a retaining frame 107, the lower ends of the first brush rod 105 and the second brush rod 106 are connected to the retaining frame 107, the lower ends of the retaining frame 107 are penetrated and arranged in the open groove 108, and the open groove 108 is opened at the upper end of the device body 1. The device body 1 also includes a groove body 109, and the retaining frame 107 is provided with a groove body 109. A hydraulic telescopic rod 110 is arranged in the groove body 109, and the outer end of the hydraulic telescopic rod 110 is connected to the block 111.

[0031] The hydraulic telescopic rod 110 pushes the stopper 111 and contacts the upper end of the device body 1, thereby enhancing the support and stability of the first brush rod 105 and the second brush rod 106.

[0032] Embodiment 3

[0033] like Figure 1-Figure 4 As shown, based on the above embodiment, this embodiment further provides the following contents:

[0034] In this embodiment, the device body 1 further includes a first seal 112 . The first seal 112 is disposed between the stopper 111 and the device body 1 , and a second seal 113 is disposed between the device body 1 and the retaining frame 107 .

[0035] The sealing between the device body 1 and the stopper 111 and between the device body 1 and the stop frame 107 is achieved by the first sealing member 112 and the second sealing member 113 .

[0036] The working principle and use process of this utility model:

[0037] In use:

[0038] Step 1: waste liquid is added into the device body 1 through the waste liquid inlet pipe 2, the liquid level in the device body 1 is monitored by the liquid level sensor 9, the cold fluid flows from the connecting shell 6 into the liquid infusion pipe 8 through the external pipe 7 on the left side, and after heat exchange with the waste liquid in the device body 1, it is discharged from the connecting shell 6 and the external pipe 7 on the right side, the temperature in the device body 1 is monitored by the temperature sensor 4, and the waste liquid can be discharged through the waste liquid outlet pipe 3.

[0039] Step 2: Regularly, when it is necessary to clean the outside of the infusion tube 8, first drain the waste liquid in the device body 1, stop heat exchange, and pull the block 111 through the hydraulic telescopic rod 110 to be stored in the groove body 109. Under the action of the motor 103 and the screw 102, the movable frame 104 is moved and adjusted on the screw 102, and the block frame 107 passes through the open groove 108 and is placed in the device body 1. The impurities attached to the outside of the infusion tube 8 are brushed by the first brush rod 105 and the second brush rod 106, and the cleaned impurities can be discharged from the waste liquid outlet pipe 3 under the action of subsequent waste liquid.

[0040] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0041] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A waste liquid heat recovery device, characterized in that: The invention comprises a device body (1), the right side of the device body (1) is connected to a waste liquid inlet pipe (2), the lower end of the device body (1) is connected to a waste liquid outlet pipe (3), the right side of the device body (1) is penetrated by a temperature sensor (4), the left side of the device body (1) is provided with an operation panel (5), the left and right sides of the device body (1) are both connected to a connecting shell (6), the connecting shell (6) is connected to an external pipe (7), the connecting shells (6) are connected to each other through a liquid infusion pipe (8), and the upper end of the device body (1) is penetrated by a liquid level sensor (9).

2. A waste liquid heat recovery device according to claim 1, characterized in that: The device body (1) comprises a support plate frame (101), the rear side of the device body (1) is connected to the support plate frame (101), a lead screw (102) is rotatably connected to the support plate frame (101), and the lower end of the lead screw (102) is connected to a motor (103).

3. The waste liquid heat recovery device according to claim 2, characterized in that: The device body (1) further comprises a movable frame (104), the movable frame (104) being arranged on the lead screw (102) through the movable frame (104), a first brush rod (105) and a second brush rod (106) being arranged at the lower end of the movable frame (104), the first brush rod (105) being arranged on the inner side of the second brush rod (106), bristles being arranged on the front and rear sides of the first brush rod (105), and bristles being arranged on the side of the second brush rod (106) close to the first brush rod (105).

4. The waste liquid heat recovery device according to claim 3, characterized in that: The device body (1) further comprises a retaining frame (107), the lower ends of the first brush rod (105) and the second brush rod (106) are both connected to the retaining frame (107), the lower ends of the retaining frame (107) are arranged to penetrate into an open groove (108), and the open groove (108) is opened at the upper end of the device body (1).

5. A waste liquid heat recovery device according to claim 4, characterized in that: The device body (1) further comprises a slot body (109), the retaining frame (107) is provided with the slot body (109), a hydraulic telescopic rod (110) is arranged in the slot body (109), and the outer end of the hydraulic telescopic rod (110) is connected to a stopper (111).

6. A waste liquid heat recovery device according to claim 5, characterized in that: The device body (1) further comprises a first sealing member (112), wherein the first sealing member (112) is arranged between the stopper (111) and the device body (1), and a second sealing member (113) is arranged between the device body (1) and the stop frame (107).

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