High-temperature cascade heat pump

Abstract

The high-temperature cascade heat pump comprises a machine shell, a condenser is fixedly installed on the right side of the bottom of the inner wall of the machine shell, a filter is fixedly installed in the center of the bottom of the inner wall of the machine shell, an evaporator is fixedly installed on the left side of the bottom of the inner wall of the machine shell, and a compression mechanism is fixedly installed on the top of the inner wall of the machine shell; the two sides of the top of the machine shell communicate with pipeline fan structures. The motor is started to drive the dust blowing fan blades to rotate, the dust blowing fan blades rotate to blow dust in an inner cavity of the machine shell to the left side, the dust suction machine is started to suck the dust in the inner cavity of the machine shell through the dust suction pipe, the vertical pipe and the dust suction hood, and the dust is sucked into an inner cavity of the filter shell through the dust suction hood, the vertical pipe, the dust suction pipe, the dust suction machine and the dust outlet pipe; then dust is filtered through the dust filter screen, the filtered air flows back into the inner cavity of the machine shell through the backflow pipe, dust in the inner cavity of the machine shell can be removed, and meanwhile heat in the inner cavity of the machine shell can be prevented from being lost.

Description

Technical Field

[0001] The invention relates to the technical field of high-temperature cascade heat pumps, in particular to a high-temperature cascade heat pump. Background Art

[0002] High-temperature heat pumps collect the heat from low- and medium-temperature wastewater and exhaust gases emitted and wasted by industrial enterprises through high-temperature thermal energy heat pumps, and convert them into water or high-temperature steam ≤150°C for use in industrial processes or heating. They can directly replace traditional coal-fired boilers and are the best choice for achieving industrial energy conservation, consumption reduction and efficiency improvement.

[0003] Currently available high-temperature cascade heat pumps do not have the function of automatic dust removal, which results in dust easily entering the high-temperature cascade heat pump during long-term operation. The dust contains moisture, which causes the internal components of the high-temperature cascade heat pump to be short-circuited or even burned out. In addition, the protection performance of the high-temperature cascade heat pump is poor, shortening the service life of the high-temperature cascade heat pump. Summary of the invention

[0004] The purpose of the present invention is to provide a high-temperature cascade heat pump, which has the advantages of automatic dust removal and improved protection performance of the high-temperature cascade heat pump, and solves the problem that the existing high-temperature cascade heat pump does not have the function of automatic dust removal, resulting in dust easily entering the high-temperature cascade heat pump during long-term operation, and the dust contains moisture, causing the internal components of the high-temperature cascade heat pump to be easily short-circuited or even burned, and the protection performance of the high-temperature cascade heat pump is poor.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a high-temperature cascade heat pump, comprising a casing, a condenser is fixedly installed on the right side of the bottom of the inner wall of the casing, a filter is fixedly installed at the center of the bottom of the inner wall of the casing, an evaporator is fixedly installed on the left side of the bottom of the inner wall of the casing, a compression mechanism is fixedly installed on the top of the inner wall of the casing, both sides of the top of the casing are connected with duct fan structures, a motor is fixedly installed on the right side of the casing, the output end of the motor passes through the inner cavity of the casing and is fixedly installed with dust blowing blades, a dust removal component is arranged on the top of the left side of the casing, and protective components are arranged on the front and back of the casing.

[0006] As a preferred embodiment, the dust removal assembly includes a box body, the right side of the box body is fixedly connected to the top of the left side of the casing, the top of the box body is connected to a return pipe, the end of the return pipe away from the box body is connected to the left side of the top of the casing, a partition is fixedly connected at the center of one side of the inner wall of the box body, the top of the partition is fixedly connected to a filter shell, the inner cavity of the filter shell is fixedly installed with a dust filter, the bottom of the partition is connected to a dust outlet pipe, the bottom end of the dust outlet pipe is connected to a vacuum cleaner, the right side of the vacuum cleaner is connected to a dust suction pipe, the right end of the dust suction pipe passes through the inner cavity of the casing and is connected to a vertical pipe, and the right side of the vertical pipe is connected to a dust hood.

[0007] As a preferred solution, a mounting seat is fixedly connected to the left side of the vacuum cleaner, and the left side of the mounting seat is fixedly mounted to the bottom of the left side of the inner wall of the box.

[0008] As a preferred solution, the top and the bottom of the left side of the vertical pipe are fixedly connected with a fixing column, and the left end of the fixing column is fixedly connected to the left side of the inner wall of the casing.

[0009] As a preferred solution, the bottoms of both sides of the inner wall of the filter shell are fixedly connected with support plates, and the top of the support plates contacts the bottom of the dust filter, and both sides of the top of the dust filter are fixedly mounted to the inner wall of the filter shell by bolts.

[0010] As a preferred embodiment, the protective assembly includes a protective box, the inner side of the protective box is fixedly connected to the surface of the casing, the top and bottom of one side of the inner wall of the protective box are fixedly connected with a first buffer spring, the outer end of the first buffer spring is fixedly connected to a buffer plate, the inner side of the buffer plate is fixedly connected to a guide sleeve, the inner cavity of the guide sleeve is slidably connected to a guide rod, the outer end of the guide rod is fixedly connected to the inner wall of the protective box, the surface of the guide rod is sleeved with a second buffer spring, the two ends of the second buffer spring are respectively fixedly connected to the inner wall of the protective box and the surface of the guide sleeve, the side of the buffer plate away from the first buffer spring is fixedly connected with a buffer column, the outer end of the buffer column passes through the outside of the protective box and is fixedly connected to the protective plate.

[0011] As a preferred solution, guide grooves are provided at the top and bottom of the inner wall of the protection box, the inner cavity of the guide groove is slidably connected with a guide block, and the inner side of the guide block is fixedly connected to the surface of the buffer plate.

[0012] As a preferred solution, a buffer pad is bonded and connected to the outer side of the protective plate, and the material of the buffer pad is protective rubber.

[0013] Compared with the prior art, the present invention has the following beneficial effects: The present invention starts the motor to drive the dust blowing fan blades to rotate, and the dust blowing fan blades rotate to the left side to blow the dust in the inner cavity of the casing. The vacuum cleaner starts to draw the dust in the inner cavity of the casing through the dust suction pipe, the vertical pipe and the dust suction hood. The dust is drawn into the inner cavity of the filter casing through the dust suction hood, the vertical pipe, the dust suction pipe, the vacuum cleaner and the dust outlet pipe, and then the dust is filtered through the dust filter. The filtered air flows back into the inner cavity of the casing through the return pipe, so that the inner cavity of the casing can be dust-removed and the heat loss in the inner cavity of the casing can be prevented, thereby extending the service life of the high-temperature cascade heat pump.

[0014] The buffer pad and the protective plate are vibrated by collision with external objects. The vibration of the protective plate drives the buffer column to vibrate, and the vibration of the buffer column drives the buffer plate to vibrate. The movement of the buffer plate drives the guide block to slide in the inner cavity of the guide groove. The vibration of the buffer plate is buffered and protected by the elastic force of the first buffer spring. The vibration of the buffer plate drives the guide sleeve to slide on the surface of the guide rod. The movement of the guide sleeve is buffered and protected by the elastic force of the second buffer spring, thereby preventing the casing from being damaged by collision and extending the service life of the high-temperature cascade heat pump. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 2 This is an enlarged cross-sectional view of the three-dimensional structure of the dust removal component of the present invention; Figure 3 It is an enlarged side cross-sectional view of the three-dimensional structure of the protection component of the present invention; Figure 4 It is a front view of the structure cross-section of the present invention; Figure 5 It is an enlarged cross-sectional view of the internal structure of the dust removal component of the present invention.

[0016] In the figure: 1. casing; 2. condenser; 3. filter; 4. evaporator; 5. compression mechanism; 6. duct fan structure; 7. motor; 8. dust blowing fan blades; 9. dust removal assembly; 91. box; 92. return pipe; 93. partition; 94. filter shell; 95. dust filter; 96. dust outlet pipe; 97. vacuum cleaner; 98. dust suction pipe; 99. vertical pipe; 910. dust hood; 911. mounting seat; 912. fixing column; 10. protection assembly; 101. protection box; 102. first buffer spring; 103. buffer plate; 104. guide sleeve; 105. guide rod; 106. second buffer spring; 107. buffer column; 108. protective plate; 109. guide groove; 1010. guide block; 1011. buffer pad. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure, or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0019] Embodiment 1: See also Figure 1-Figure 5 As shown, the present invention provides a high-temperature cascade heat pump, including a casing 1, a condenser 2 is fixedly installed on the right side of the bottom of the inner wall of the casing 1, a filter 3 is fixedly installed at the center of the bottom of the inner wall of the casing 1, an evaporator 4 is fixedly installed on the left side of the bottom of the inner wall of the casing 1, a compression mechanism 5 is fixedly installed on the top of the inner wall of the casing 1, both sides of the top of the casing 1 are connected with a duct fan structure 6, a motor 7 is fixedly installed on the right side of the casing 1, the output end of the motor 7 passes through the inner cavity of the casing 1 and is fixedly installed with a dust blowing fan blade 8, a dust removal component 9 is arranged on the top of the left side of the casing 1, and a protective component 10 is arranged on the front and back of the casing 1.

[0020] Through the above technical scheme, by setting up the dust removal component 9, the inner cavity of the casing 1 can be used to blow away and filter the dust, and at the same time, it can also prevent the heat in the inner cavity of the casing 1 from being lost, thereby extending the service life of the high-temperature cascade heat pump. By setting up the protective component 10, the casing 1 can be buffered and protected to prevent the casing 1 from being damaged by collision, thereby extending the service life of the high-temperature cascade heat pump.

[0021] Embodiment 2: Based on the first embodiment, the present invention is as follows Figure 1-Figure 5 As shown, the dust removal component 9 disclosed includes a box body 91, the right side of the box body 91 is fixedly connected to the top of the left side of the casing 1, the top of the box body 91 is connected to a return pipe 92, the end of the return pipe 92 away from the box body 91 is connected to the left side of the top of the casing 1, a partition 93 is fixedly connected to the center of one side of the inner wall of the box body 91, the top of the partition 93 is fixedly connected to a filter shell 94, the inner cavity of the filter shell 94 is fixedly installed with a dust filter 95, the bottom of the partition 93 is connected to a dust outlet pipe 96, the bottom end of the dust outlet pipe 96 is connected to a dust collector 97, the right side of the dust collector 97 is connected to a dust suction pipe 98, the right end of the dust suction pipe 98 passes through the inner cavity of the casing 1 and is connected to a vertical pipe 99, and the right side of the vertical pipe 99 is connected to a dust hood 910.

[0022] Through the above technical scheme, the left side of the vacuum cleaner 97 is fixedly connected with a mounting seat 911, and the left side of the mounting seat 911 is fixedly installed with the bottom of the left side of the inner wall of the box body 91, and the top and bottom of the left side of the vertical pipe 99 are fixedly connected with a fixing column 912, and the left end of the fixing column 912 is fixedly connected to the left side of the inner wall of the casing 1, and the bottoms of both sides of the inner wall of the filter shell 94 are fixedly connected with support plates, and the top of the support plate is in contact with the bottom of the dust filter 95, and both sides of the top of the dust filter 95 are fixedly installed with the inner wall of the filter shell 94 by bolts. By setting the mounting seat 911, the vacuum cleaner 97 is conveniently fixed and installed and disassembled. By setting the fixing column 912, the vertical pipe 99 and the dust hood 910 are fixedly supported, which increases the stability of the vertical pipe 99 and the dust hood 910 when in use. By setting the support plate and bolts, the dust filter 95 is limited and installed and conveniently disassembled.

[0023] Embodiment three: The present invention is shown in FIG. Figure 1-Figure 5 As shown, the protective component 10 disclosed includes a protective box 101, the inner side of the protective box 101 is fixedly connected to the surface of the casing 1, the top and bottom of one side of the inner wall of the protective box 101 are fixedly connected with a first buffer spring 102, the outer end of the first buffer spring 102 is fixedly connected with a buffer plate 103, the inner side of the buffer plate 103 is fixedly connected with a guide sleeve 104, the inner cavity of the guide sleeve 104 is slidably connected with a guide rod 105, the outer end of the guide rod 105 is fixedly connected to the inner wall of the protective box 101, the surface of the guide rod 105 is sleeved with a second buffer spring 106, the two ends of the second buffer spring 106 are respectively fixedly connected to the inner wall of the protective box 101 and the surface of the guide sleeve 104, the side of the buffer plate 103 away from the first buffer spring 102 is fixedly connected with a buffer column 107, the outer end of the buffer column 107 passes through the outside of the protective box 101 and is fixedly connected with a protective plate 108.

[0024] Through the above technical scheme, guide grooves 109 are provided at the top and bottom of the inner wall of the protective box 101, and the inner cavity of the guide groove 109 is slidably connected with a guide block 1010, the inner side of the guide block 1010 is fixedly connected to the surface of the buffer plate 103, and the outer side of the protective plate 108 is bonded with a buffer pad 1011, and the material of the buffer pad 1011 is protective rubber. By setting the guide groove 109 and the guide block 1010, the buffer plate 103 is stabilized during movement, which increases the stability of the buffer plate 103 during movement. By setting the buffer pad 1011, the protective plate 108 is provided with a buffering and protective effect.

[0025] The working principle of the present invention is: when removing dust, start the motor 7 and the dust collector 97, the motor 7 starts to drive the dust blowing fan blade 8 to rotate, the dust blowing fan blade 8 rotates to the left to blow the dust in the inner cavity of the casing 1, the dust collector 97 starts to draw the dust in the inner cavity of the casing 1 through the dust suction pipe 98, the vertical pipe 99 and the dust cover 910, the dust is drawn into the inner cavity of the filter casing 94 through the dust cover 910, the vertical pipe 99, the dust suction pipe 98, the dust collector 97 and the dust outlet pipe 96, and then the dust is filtered through the dust filter 95, and the filtered air flows back into the inner cavity of the casing 1 through the return pipe 92, so that the inner cavity of the casing 1 can be dusted and the heat loss in the inner cavity of the casing 1 can be prevented, thereby extending the service life of the high-temperature cascade heat pump and preventing the casing 1 from being damaged. During protection, the buffer pad 1011 and the protective plate 108 are hit by foreign objects, and the protective plate 108 vibrates. The vibration of the protective plate 108 drives the buffer column 107 to vibrate, and the vibration of the buffer column 107 drives the buffer plate 103 to vibrate. The buffer plate 103 moves and drives the guide block 1010 to slide in the inner cavity of the guide groove 109. The vibration of the buffer plate 103 is buffered and protected by the elastic force of the first buffer spring 102. The vibration of the buffer plate 103 drives the guide sleeve 104 to slide on the surface of the guide rod 105. The guide sleeve 104 moves and is buffered and protected by the elastic force of the second buffer spring 106, preventing the casing 1 from being damaged by collision, thereby extending the service life of the high-temperature cascade heat pump, thereby achieving the advantages of automatic dust removal and improved protection performance of the high-temperature cascade heat pump.

[0026] Importantly, it should be noted that the construction and arrangement of the present application shown in a number of different exemplary embodiments are only exemplary. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and proportion of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), mounting arrangements, use of materials, color, changes in orientation, etc.) without substantially departing from the novel teachings and advantages of the subject matter described in the application. For example, an element shown as integrally formed may be composed of multiple parts or elements, the position of the element may be inverted or otherwise changed, and the nature or number or position of the discrete element may be altered or changed. Therefore, all such modifications are intended to be included within the scope of the present invention. The order or sequence of any process or method steps may be changed or reordered according to an alternative embodiment. In the claims, any "device plus function" clause is intended to cover the structure described herein that performs the function, and is not only structurally equivalent but also equivalent structure. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present invention. Therefore, the invention is not limited to a specific embodiment, but extends to numerous modifications still falling within the scope of the appended claims.

[0027] Additionally, in order to provide a concise description of exemplary embodiments, all features of an actual embodiment may not be described (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those features that are not relevant to implementing the invention).

[0028] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention, rather than to limit the scope of protection of the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solution of the present invention can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the present invention.

Claims

1. A high-temperature cascade heat pump, comprising a casing (1), characterized in that: A condenser (2) is fixedly mounted on the right side of the bottom of the inner wall of the casing (1), a filter (3) is fixedly mounted at the center of the bottom of the inner wall of the casing (1), an evaporator (4) is fixedly mounted on the left side of the bottom of the inner wall of the casing (1), a compression mechanism (5) is fixedly mounted on the top of the inner wall of the casing (1), both sides of the top of the casing (1) are connected to a duct fan structure (6), a motor (7) is fixedly mounted on the right side of the casing (1), an output end of the motor (7) passes through the inner cavity of the casing (1) and is fixedly mounted with a dust blowing fan blade (8), a dust removal component (9) is arranged on the top of the left side of the casing (1), and a protective component (10) is arranged on the front and back of the casing (1).

2. A high temperature cascade heat pump according to claim 1, characterized in that: The dust removal assembly (9) comprises a box body (91), the right side of the box body (91) is fixedly connected to the top of the left side of the casing (1), the top of the box body (91) is connected to a return pipe (92), one end of the return pipe (92) away from the box body (91) is connected to the left side of the top of the casing (1), a partition (93) is fixedly connected at the center of one side of the inner wall of the box body (91), a filter shell (94) is fixedly connected to the top of the partition (93), a dust filter (95) is fixedly installed in the inner cavity of the filter shell (94), the bottom of the partition (93) is connected to a dust outlet pipe (96), the bottom end of the dust outlet pipe (96) is connected to a dust collector (97), the right side of the dust collector (97) is connected to a dust suction pipe (98), the right end of the dust suction pipe (98) passes through the inner cavity of the casing (1) and is connected to a vertical pipe (99), and the right side of the vertical pipe (99) is connected to a dust hood (910).

3. A high temperature cascade heat pump according to claim 2, characterized in that: The left side of the vacuum cleaner (97) is fixedly connected to a mounting seat (911), and the left side of the mounting seat (911) is fixedly mounted to the bottom of the left side of the inner wall of the box body (91).

4. A high temperature cascade heat pump according to claim 2, characterized in that: The top and bottom of the left side of the vertical pipe (99) are both fixedly connected to a fixing column (912), and the left end of the fixing column (912) is fixedly connected to the left side of the inner wall of the casing (1).

5. A high temperature cascade heat pump according to claim 2, characterized in that: The bottoms of both sides of the inner wall of the filter housing (94) are fixedly connected to support plates, and the tops of the support plates are in contact with the bottom of the dust filter (95), and both sides of the top of the dust filter (95) are fixedly mounted to the inner wall of the filter housing (94) by bolts.

6. A high temperature cascade heat pump according to claim 1, characterized in that: The protection assembly (10) comprises a protection box (101), the inner side of the protection box (101) is fixedly connected to the surface of the housing (1), the top and bottom of one side of the inner wall of the protection box (101) are fixedly connected to a first buffer spring (102), the outer end of the first buffer spring (102) is fixedly connected to a buffer plate (103), the inner side of the buffer plate (103) is fixedly connected to a guide sleeve (104), the inner cavity of the guide sleeve (104) is slidably connected to a guide rod (105), and the guide rod (105) is fixedly connected to the outer end of the first buffer spring (102). 5) is fixedly connected to the inner wall of the protective box (101), the surface of the guide rod (105) is sleeved with a second buffer spring (106), the two ends of the second buffer spring (106) are respectively fixedly connected to the inner wall of the protective box (101) and the surface of the guide sleeve (104), the buffer plate (103) is fixedly connected to a buffer column (107) on the side away from the first buffer spring (102), and the outer end of the buffer column (107) passes through the outside of the protective box (101) and is fixedly connected to the protective plate (108).

7. A high temperature cascade heat pump according to claim 6, characterized in that: The top and bottom of the inner wall of the protection box (101) are provided with guide grooves (109), the inner cavity of the guide groove (109) is slidably connected to a guide block (1010), and the inner side of the guide block (1010) is fixedly connected to the surface of the buffer plate (103).

8. A high temperature cascade heat pump according to claim 6, characterized in that: A buffer pad (1011) is bonded and connected to the outer side of the protective plate (108), and the material of the buffer pad (1011) is protective rubber.

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