Water inlet anti-blocking structure for low-temperature air source heat pump

Abstract

The utility model provides a water inlet anti-blocking structure for a low-temperature air source heat pump, and relates to the field of water inlet of air source heat pumps, a dredging assembly and a flow guide assembly jointly form an air pressure dredging structure, and filter holes used for filtering liquid are formed in a filter plate assembly in an annular array mode. The problems that in the prior art, a filter plate or a filter element is usually directly adopted to filter a water body attacked externally, but as time goes on, impurities such as scale can block internal seepage holes of the filter plate, and if the impurities cannot be removed in time, normal use of a heat exchanger in a heat pump can be affected are solved. The flow guide assembly fixedly connected to the bottom end face of the supply assembly is arranged, and the dredging assemblies are arranged in the flow guide assembly in an annular array mode. And the dredging mechanism mounted at the top end of the connecting mechanism can be started to supply air to the interior of the dredging assembly so as to realize automatic air supply dredging operation.

Description

TECHNICAL FIELD

[0001] The utility model belongs to air source heat pump water inlet field, especially relates to a water inlet anti -blocking structure for low temperature air source heat pump. BACKGROUND

[0002] At present, low temperature air source heat pump is a kind of energy-saving device using the low-grade energy in environment atmosphere, and it is widely used in heating, hot water supply and other fields, has the advantages such as high efficiency, environmental protection, economy, and heat pump as a kind of energy-saving technology has been universally valued by the world, and air source heat pump can absorb abundant low-grade energy from environment atmosphere, is convenient to use, and installation cost is lower, so air source heat pump becomes the most widely used one among many types of heat pump, and low temperature air source heat pump needs to use corresponding condenser when using, and condenser needs to use pipeline to supply current cold water when using.

[0003] However, the existing heat pump water inlet structure is directly provided with filter plate or filter core when using to filter the water body attacked from outside, but with the passage of time, scale and other impurities can cause the internal liquid-permeable hole of filter plate to be blocked, and if it cannot be removed in time, it will affect the normal use of heat exchanger in heat pump.

[0004] Therefore, in view of the above-mentioned scheme in actual production and implementation use's lack, and it is revised, improved, and the spirit and concept of seeking good are followed, and the professional knowledge, experience is assisted, and after many parties are clever, test, the utility model is created, and a water inlet anti-blocking structure for low temperature air source heat pump is provided, to solve the problem that the existing filter plate or filter core is directly provided to filter the water body attacked from outside, but with the passage of time, scale and other impurities can cause the internal liquid-permeable hole of filter plate to be blocked, and if it cannot be removed in time, it will affect the normal use of heat exchanger in heat pump. SUMMARY

[0005] The utility model discloses a water inlet anti-blocking structure for low temperature air source heat pump, solve the problem that the existing filter plate or filter core is directly provided to filter the water body attacked from outside, but with the passage of time, scale and other impurities can cause the internal liquid-permeable hole of filter plate to be blocked, and if it cannot be removed in time, it will affect the normal use of heat exchanger in heat pump.

[0006] The technical scheme of the utility model is realized, a water inlet anti-blocking structure for low temperature air source heat pump, including connecting mechanism, the main part of connecting mechanism is rectangular box structure, the inside of connecting mechanism is provided with flow mechanism, and the inside of flow mechanism is provided with dredging mechanism;

[0007] The bottom end surface of the dredging mechanism is fixedly connected with a flexible structure supply assembly, the bottom end of the supply assembly is fixedly connected with a hollow annular structure flow guide assembly, the inside of the flow guide assembly is annularly arrayed with dredging assemblies, the dredging assemblies and the flow guide assembly jointly form a gas pressure dredging structure, the right end surface of the dredging assembly is fixedly connected with a circular structure filter plate assembly, and the inside of the filter plate assembly is annularly arrayed with filter holes for filtering liquid.

[0008] As a preferred embodiment, the right end surface of the filter plate assembly is fixedly connected with a spring structure reset assembly, and the reset assembly is fixedly connected in the connecting mechanism.

[0009] As a preferred embodiment, the inside of the connecting mechanism is provided with a cavity, and the inside of the cavity is fixedly connected with a contact switch located at the right side of the flow guide assembly.

[0010] As a preferred embodiment, the contact switch is electrically connected with the dredging mechanism, and the right end surface of the connecting mechanism is fixedly connected with a rectangular structure connecting assembly.

[0011] As a preferred embodiment, the inside of the connecting assembly is provided with connecting holes for mounting bolts at four corner positions, and the left side of the connecting mechanism is fixedly connected with a liquid inlet assembly.

[0012] As a preferred embodiment, the outside of the liquid inlet assembly is sleeved with a splicing assembly, the right side of the connecting mechanism is fixedly connected with a liquid outlet assembly, the outside of the liquid outlet assembly is sleeved with a ring structure sealing assembly, and the sealing assembly is fixedly connected to the right end surface of the connecting assembly.

[0013] After the above technical scheme is used, the beneficial effects of the present application are as follows:

[0014] 1、In the present application, the flow guide assembly fixedly connected to the bottom end surface of the supply assembly is annularly arrayed with the dredging assemblies in the inside, so that when the filter holes in the filter plate are blocked, the dredging mechanism mounted at the top end of the connecting mechanism can be started to supply gas to the inside of the dredging assembly to realize automatic gas supply dredging operation.

[0015] 2、In the present application, the reset assembly fixedly connected to the right end surface of the filter plate assembly can make the flow guide assembly and the filter plate assembly maintain support force by using the resilience of the reset assembly in normal state, and when the filter plate is blocked, the automatic linkage opening operation of the current contact switch can be realized by the pushing of the water body to the filter plate assembly and other components. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0017] Figure 1 This is a schematic diagram of a partially cutaway front and side view of the water inlet anti-blocking structure of the present invention;

[0018] Figure 2 This is a schematic diagram of the combined structure of the guide assembly and the filter plate assembly of the water inlet anti-blocking structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the combined structure of the connection mechanism and connection components of the water inlet anti-blocking structure of the present invention;

[0020] Figure 4 This is a schematic top view of the water inlet anti-blocking structure of the utility model;

[0021] Figure 5 This is a left-side structural schematic diagram of the water inlet anti-blocking structure of the present invention;

[0022] Figure 6 This is a front structural diagram of the water inlet anti-blocking structure of the utility model;

[0023] In the figure, 1. connecting mechanism; 101. connecting component; 102. connecting hole; 103. liquid inlet component; 104. splicing component; 2. circulation mechanism; 201. liquid outlet component; 202. sealing component; 3. dredging mechanism; 301. supply component; 302. guide component; 303. dredging component; 304. filter plate component; 305. filter hole; 306. reset component; 307. contact switch. DETAILED DESCRIPTION

[0024] 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0025] like Figures 1-6 As shown, a water inlet anti-blocking structure for a low-temperature air source heat pump includes: a connecting mechanism 1, the main body of the connecting mechanism 1 is a rectangular box structure, a circulation mechanism 2 is opened inside the connecting mechanism 1, and a dredging mechanism 3 is provided inside the circulation mechanism 2;

[0026] The bottom end surface of the dredging mechanism 3 is fixedly connected with a flexible supply assembly 301, the bottom end of the supply assembly 301 is fixedly connected with a hollow and annular flow guide assembly 302, the inside of the flow guide assembly 302 is annularly and arrayedly provided with dredging assemblies 303, the dredging assemblies 303 and the flow guide assembly 302 jointly form a gas pressure dredging structure, the right end surface of the dredging assembly 303 is fixedly connected with a circular filter plate assembly 304, the inside of the filter plate assembly 304 is annularly and arrayedly provided with filter holes 305 for filtering liquid, the outside of the liquid inlet assembly 103 is sleeved with a splicing assembly 104, the right side of the connecting mechanism 1 is fixedly connected with a liquid outlet assembly 201, the outside of the liquid outlet assembly 201 is sleeved with a ring-shaped sealing assembly 202, and the sealing assembly 202 is fixedly connected to the right end surface of the connecting assembly 101.

[0027] The right end surface of the filter plate assembly 304 is fixedly connected with a spring structure reset assembly 306, and the reset assembly 306 is fixedly connected in the connecting mechanism 1, the inside of the connecting mechanism 1 is provided with a cavity, and the inside of the cavity is fixedly connected with a contact switch 307 located at the right side of the flow guide assembly 302.

[0028] The contact switch 307 is electrically connected with the dredging mechanism 3, the right end surface of the connecting mechanism 1 is fixedly connected with a rectangular connecting assembly 101, the inside of the connecting assembly 101 is provided with connecting holes 102 for mounting bolts at four corner positions, and the left side of the connecting mechanism 1 is fixedly connected with a liquid inlet assembly 103.

[0029] In use, when the low-temperature air source heat pump needs to be used for water feeding, the connecting mechanism 1 is connected with the heat pump body by using the connecting assembly 101 fixedly connected to the outside surface of the connecting mechanism 1, the bolts are simultaneously passed through the connecting holes 102 in the connecting assembly 101 to quickly fix the connecting mechanism 1, and the external splicing assembly 104 is connected with the liquid inlet assembly 103 fixedly connected to the outside surface of the connecting mechanism 1, and then liquid is supplied to the inside of the flow passage mechanism 2 to supply liquid to the current liquid outlet assembly 201 and the heat pump body.

[0030] And when the liquid is supplied, the current water impurities can be removed by using the filter hole 305 in the filter plate assembly 304. If the filter plate assembly 304 is blocked, the water will push the current filter plate assembly 304 and simultaneously extrude the reset assembly 306. Then, after the contact switch 307 fixedly connected to the flow mechanism 2 is detected to be opened, the unclogging mechanism 3 installed on the top surface of the connecting mechanism 1 is automatically started to supply gas to the inside of the guide assembly 302 by using the supply assembly 301, and the gas is pumped out by the unclogging assembly 303 in the guide assembly 302 to pressurize the inside to automatically remove the filter hole 305 in the filter plate assembly 304.

[0031] The above is only a preferred embodiment of the present application, and is not intended to limit the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A water inlet anti-blocking structure for a low-temperature air source heat pump, comprising a connecting mechanism (1), wherein the main body of the connecting mechanism (1) is a rectangular box structure, characterized in that: A circulation mechanism (2) is provided inside the connecting mechanism (1), and a dredging mechanism (3) is provided inside the circulation mechanism (2); A supply assembly (301) with a flexible structure is fixedly connected to the bottom end surface of the dredging mechanism (3), a flow guide assembly (302) with a hollow interior and an annular structure is fixedly connected to the bottom end of the supply assembly (301), a dredging assembly (303) is provided in an annular array inside the flow guide assembly (302), and the dredging assembly (303) and the flow guide assembly (302) together form an air pressure dredging structure, a filter plate assembly (304) with a circular structure is fixedly connected to the right end surface of the dredging assembly (303), and filter holes (305) for filtering liquid are provided in an annular array inside the filter plate assembly (304).

2. A water inlet anti-blocking structure for a low-temperature air source heat pump according to claim 1, characterized in that: A reset assembly (306) with a spring structure is fixedly connected to the right end surface of the filter plate assembly (304), and is fixedly connected to the connection mechanism (1) via the reset assembly (306).

3. The water inlet anti-blocking structure for a low-temperature air source heat pump according to claim 1, characterized in that: A cavity is provided inside the connection mechanism (1), and a contact switch (307) located on the right side of the flow guide component (302) is fixedly connected inside the cavity.

4. A water inlet anti-blocking structure for a low-temperature air source heat pump according to claim 3, characterized in that: The contact switch (307) is electrically connected to the dredging mechanism (3), and a connecting component (101) with a rectangular structure is fixedly connected to the right end surface of the connecting mechanism (1).

5. The water inlet anti-blocking structure for a low-temperature air source heat pump according to claim 4, characterized in that: The four inner corners of the connecting assembly (101) are each provided with connecting holes (102) for installing bolts, and the left side of the connecting mechanism (1) is fixedly connected to a liquid inlet assembly (103).

6. The water inlet anti-blocking structure for a low-temperature air source heat pump according to claim 5, characterized in that: The outer side of the liquid inlet component (103) is sleeved with a splicing component (104), the right side of the connecting mechanism (1) is fixedly connected to a liquid outlet component (201), the outer side of the liquid outlet component (201) is sleeved with a sealing component (202) with an annular structure, and the sealing component (202) is fixedly connected to the right end face of the connecting component (101).

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