CN210004625U

CN210004625U - Cold and hot compensation arrangement of air energy heat pump

Info

Publication number: CN210004625U
Application number: CN201920749157.2U
Authority: CN
Inventors: 张含伟; 袁成利
Original assignee: Shandong Green Air Conditioning Technology Co Ltd
Current assignee: Shandong Green Air Conditioning Technology Co Ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-01-31
Anticipated expiration: 2029-05-23

Abstract

air energy heat pump cold and hot compensation device, which belongs to the air energy heat pump technology field, characterized in that it includes the evaporator body, the evaporator body includes the liquid inlet main pipe, the liquid outlet main pipe and several heat exchange branch pipes, the liquid outlet main pipe includes the upper liquid outlet pipe and the lower liquid outlet pipe, the rear end of the liquid inlet main pipe connects the front end of each heat exchange branch pipe, the heat exchange branch pipes convolute and set up on the upper portion and the middle portion of the evaporator body, the rear end of each heat exchange branch pipe connects the front end of the upper liquid outlet pipe, the lower portion of the evaporator body coils the heat compensation coil pipe, the inlet of the heat compensation coil pipe connects the rear end of the upper liquid outlet pipe, the outlet of the heat compensation coil pipe connects the front end of the lower liquid outlet pipe.

Description

Cold and hot compensation arrangement of air energy heat pump

Technical Field

The utility model belongs to the technical field of the air energy heat pump, concretely relates to cold and hot compensation arrangement of kinds of air energy heat pump.

Background

The air energy heat pump works according to the 'inverse Carnot' principle, namely the inverse Carnot cycle principle, and the air energy heat pump works by the operation of a compressor system to absorb heat in air to produce hot water.

The defrosting problem of the air energy heat pump in winter is major factors restricting the normal operation of the unit, because the air source heat pump adopts air as a heat source in winter, the evaporation temperature is reduced along with the reduction of the outdoor temperature, the surface temperature of the evaporator is reduced even lower than 0 ℃, and the freezing position of the evaporator is the middle lower part of the device due to the principle that hot gas rises and cold gas falls.

The structure of the evaporator in the prior art is shown in fig. 1, and the defrosting mode of the evaporator in the prior art includes two modes, namely , providing an additional peripheral heating device for timely defrosting, which is convenient for operation but needs additional energy consumption and cannot achieve the purposes of energy conservation and emission reduction, and secondly, defrosting is performed by adopting a reverse-circulation hot-gas defrosting mode, namely, refrigerant flows in a reverse circulation mode in the system, so that the temperature of the evaporator rises, and the purpose of effective defrosting is achieved.

In view of this, the applicant designs the device, can make full use of the surplus heat of the evaporator drain pipe to carry out fixed-point accurate defrosting on the lower part of the evaporator, and is efficient and energy-saving.

Disclosure of Invention

The utility model aims to solve the technical problem that a kind of cold and hot compensation arrangement of air energy heat pump is provided, the unnecessary heat that can make full use of evaporimeter drain pipe carries out the accurate defrosting of fixing a point, energy-efficient to the lower part of evaporimeter.

In order to solve the technical problem, the technical scheme of the utility model is that air energy heat pump cold and hot compensation devices are provided, its characterized in that includes the evaporimeter body, the evaporimeter body includes feed liquor house steward, play liquid house steward and a plurality of heat transfer branch pipes, it includes drain pipe and lower drain pipe to go out the liquid house steward, the front end of each heat transfer branch pipe is connected to the rear end of feed liquor house steward, the heat transfer branch pipe convolutes to coil and sets up in the upper portion and the middle part of evaporimeter body, and the front end of drain pipe is connected to the rear end of each heat transfer branch pipe, coils in the lower part of evaporimeter body and sets up the thermal compensation coil pipe, and the rear end of drain pipe is connected to the inlet of thermal compensation coil pipe, and the front end of drain pipe is connected.

Preferably, the heat exchange branched pipe is coiled in a W shape or an S shape.

Preferably, the thermal compensation coil is coiled in a W shape or an S shape.

Preferably, the evaporator further comprises a pipeline spacing controller, and the pipeline spacing controller is arranged among the heat exchange branch pipes in the evaporator body.

Preferably, the pipeline spacing controller comprises a arc-shaped top plate and a second arc-shaped top plate, wherein the inner concave surfaces of the arc-shaped top plate and the second arc-shaped top plate are working surfaces, adjacent heat exchange branch pipes are respectively arranged in the 0 arc-shaped top plate and the second arc-shaped top plate, the back of the arc-shaped top plate is fixedly provided with the front end of a connecting rod, the back of the connecting rod is fixedly provided with a ratchet ring, the back of the ratchet ring is provided with a front annular ratchet, the back of the mandrel is fixedly provided with a back blocking piece, the middle blocking piece is fixedly arranged in the middle of the mandrel, a ratchet ring is sleeved on the front blocking piece between the front mandrel and the middle of the second ratchet ring, the middle blocking piece is sleeved on the mandrel, the front blocking piece and the back blocking piece are respectively provided with a back blocking piece, a front blocking piece and a back blocking piece are respectively sleeved on the middle of the front blocking piece and the middle of the mandrel, the front blocking piece and the back blocking piece are respectively provided with a back blocking piece, the front blocking piece and the back blocking piece are respectively inserted into the second ratchet ring blocking piece, the front blocking piece, the connecting rod is inserted into the front blocking piece, the connecting rod, the back blocking piece, the front blocking piece is inserted into the connecting rod, the back blocking piece, the connecting rod is inserted into the connecting rod, the connecting piece, the connecting.

Preferably, the grab handle is fixed below the middle blocking piece, and the upper end of the grab handle is provided with the easy-to-break groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a coil in the lower part of evaporimeter body and set up the thermal compensation coil pipe, the rear end of drain pipe is connected to the inlet of thermal compensation coil pipe, and the front end of drain pipe is down connected to the liquid outlet of thermal compensation coil pipe, utilizes the temperature of the interior refrigerant 20 degrees centigrade of drain pipe to carry out the accurate defrosting of fixed point to the evaporimeter, need not to consume extra energy, and is energy-conserving high-efficient.

2. The device is provided with the pipeline spacing controller, the heat exchange branch pipes can be effectively supported, clamped and fixed, reasonable spacing among the pipelines is kept, and the heat exchange rate is not influenced due to too small spacing between adjacent pipelines, the device can also prevent the heat exchange branch pipes from bending and deforming in the transportation and use processes, so that the normal operation and use effect of equipment are influenced, in addition, the pipeline deformation is caused due to the fact that denier operation careless, the pipeline spacing controller in an initial state can be arranged among the deformed pipelines, and the pipeline with the reduced spacing is separated by pushing the grab handle, so that the effect of later repair is achieved.

Drawings

FIG. 1 is a schematic view of a prior art evaporator;

fig. 2 is a schematic structural diagram of embodiment of the present invention;

fig. 3 is a schematic view of a usage status of the pipe pitch controller according to the second embodiment of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a schematic view of the configuration of the tube spacing controller (unbroken handle condition);

FIG. 6 is a schematic view of the mounting configuration of the duct spacing controller (unbroken handle condition);

FIG. 7 is a schematic view of the mounting configuration of the duct spacing controller (break-off grip state);

the evaporator comprises an evaporator body 1, a heat exchange branch pipe 2, a liquid outlet main pipe 3, a liquid inlet main pipe 4, a liquid inlet main pipe 5, an upper liquid outlet pipe 6, a lower liquid outlet pipe 7, a compensation coil pipe 8, a pipeline spacing controller 9, a second connecting rod 10, a rear blocking piece 11, a mandrel 12, a second ratchet ring 13, a rear annular ratchet 13, a rear shifting piece 14, a middle blocking piece 15, a middle blocking piece 16, a front shifting piece 17, a front annular ratchet, a connecting rod 18, an th connecting rod 19, a ratchet ring 20, a front blocking piece 21, a arc-shaped top plate 22, a second arc-shaped top plate 23, an easy-folding groove 24 and a grab handle.

Detailed Description

The present invention will be described in further detail in with reference to the following drawings and detailed description.

Example

As shown in FIG. 2, kinds of cold and hot compensation arrangement of air-source heat pump, including the evaporimeter body, the evaporimeter body includes feed liquor house steward, goes out liquid house steward and a plurality of heat transfer and is in charge of, go out the liquid house steward and include drain pipe and drain pipe down, the front end of each heat transfer branch pipe is connected to the rear end of feed liquor house steward, the heat transfer is in charge of convoluteing and is set up in the upper portion and the middle part of evaporimeter body, and the front end of drain pipe is connected to the rear end of each heat transfer branch pipe, coils in the lower part of evaporimeter body and sets up the thermal compensation coil pipe, and the rear end of drain pipe is connected to the inlet of thermal compensation coil pipe, and the front end of drain pipe is down.

The heat exchange branch pipe is coiled in a W shape or an S shape. The thermal compensation coil is coiled in a W shape or an S shape.

The utility model discloses a coil in the lower part of evaporimeter body and set up the thermal compensation coil pipe, the rear end of drain pipe is connected to the inlet of thermal compensation coil pipe, and the front end of drain pipe is down connected to the liquid outlet of thermal compensation coil pipe, utilizes the temperature of the interior refrigerant 20 degrees centigrade of drain pipe to carry out the accurate defrosting of fixed point to the evaporimeter, need not to consume extra energy, and is energy-conserving high-efficient.

Example two

As shown in fig. 3, in this embodiment, the evaporator further includes a tube spacing controller, and the tube spacing controller is disposed between the heat exchange branch tubes in the evaporator body.

As shown in figures 4 and 5, the pipeline spacing controller comprises a th arc-shaped top plate and a second arc-shaped top plate, wherein the inner concave surfaces of the th arc-shaped top plate and the second arc-shaped top plate are both working surfaces, adjacent heat exchange branch pipes are arranged in a th arc-shaped top plate and a second arc-shaped top plate respectively, the back of the th arc-shaped top plate is fixed with the front end of a connecting rod, the back end of a th connecting rod is fixed with a ratchet ring, the back end surface of a th ratchet ring is provided with a front annular ratchet, the back end of the mandrel is provided with a back blocking piece, the middle blocking piece is fixed in the middle of the mandrel, a th gear ring is sleeved on the front mandrel between the front blocking piece and the middle blocking piece, the mandrel between the middle blocking piece and the back blocking piece is sleeved with a second ratchet, the front side blocking piece and the back side blocking piece are respectively inserted into a front ratchet shifting piece and a back shifting piece, and a front shifting piece ratchet piece is inserted into the front shifting piece and the back shifting piece.

The th connecting rod and the second connecting rod are mutually closed in an initial state, and the included angle is smaller than 30 degrees, because the front shifting piece is inserted into the front annular ratchet, the rear shifting piece is inserted into the rear annular ratchet, the th connecting rod and the second connecting rod can only rotate in one direction to be separated, and the th connecting rod and the second connecting rod can be blocked by the front shifting piece and the rear shifting piece when rotating in the reverse direction, so that the th connecting rod and the second connecting rod can not be freely closed after being separated, and the function of stably supporting adjacent pipelines is achieved.

The grab handle is fixed below the middle separation blade, the upper end of the grab handle is provided with the easy-to-break groove, and after the grab handle pushes the two arc-shaped top plates to be in place, the grab handle can be broken conveniently through the easy-to-break groove, so that the structure of the device is more simplified and intensive after installation.

The structure has the advantages that each heat exchange branch pipe is made of metal materials with excellent heat conductivity, and is usually made of copper pipes in a large proportion, however, the heat exchange branch pipes are easy to bend and deform, so that a clamping and fixing device is required to assist in shaping in the use process to ensure smooth pipelines and constant flow, therefore, the device is provided with the pipeline interval controller, the heat exchange branch pipes can be effectively supported, clamped and fixed, the pipelines are prevented from bending and deforming in the transportation and use processes to influence the normal operation and use effect of equipment, in addition, the pipeline deformation is caused by the careless operation of , the pipeline interval controller in an initial state can be arranged between the deformed pipelines, the pipelines with reduced intervals are separated by pushing the grab handle, and the overall use effect of the device is ensured.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. The technical solution of the present invention is not to be departed from, and any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

The cold and heat compensation device for the air energy heat pump is characterized by comprising an evaporator body, wherein the evaporator body comprises a liquid inlet main pipe, a liquid outlet main pipe and a plurality of heat exchange branch pipes, the liquid outlet main pipe comprises an upper liquid outlet pipe and a lower liquid outlet pipe, the rear end of the liquid inlet main pipe is connected with the front end of each heat exchange branch pipe, the heat exchange branch pipes are arranged at the upper part and the middle part of the evaporator body in a convoluted mode, the rear end of each heat exchange branch pipe is connected with the front end of the upper liquid outlet pipe, a heat compensation coil pipe is arranged at the lower part of the evaporator body in a coiled mode, a liquid inlet of the heat compensation coil pipe is connected with the rear end of the upper liquid outlet pipe, and a liquid outlet of the heat compensation.
2. The air-source heat pump cold and heat compensation device of claim 1, wherein said heat exchange tubes are coiled in a "W" or "S" shape.
3. The air-source heat pump cold and heat compensation device of claim 2, wherein the heat compensation coil is coiled in a "W" shape or an "S" shape.
4. The air-source heat pump cold and heat compensation device according to claim 3, further comprising a tube pitch controller, the tube pitch controller being disposed between the heat exchange tubes in the evaporator body.
5. The cold and heat compensation device of air energy heat pump according to claim 4, wherein said pipe space controller comprises a arc top plate and a second arc top plate, the inner concave surfaces of the 0 arc top plate and the second arc top plate are working surfaces, adjacent heat exchange branch pipes are respectively arranged in the arc top plate and the second arc top plate, the front end of a connecting rod is fixed to the back of the arc top plate, a ratchet ring is fixed to the back of the connecting rod, a front annular ratchet ring is arranged on the back end surface of the ratchet ring, the front end of a second connecting rod is fixed to the back of the second arc top plate, a second ratchet ring is fixed to the back end of the second connecting rod, a rear annular ratchet is arranged on the front end surface of the second ratchet ring, a central baffle is arranged at the front end of the central spindle, a rear baffle is arranged at the back end of the central spindle, a central baffle is arranged at the middle of the central spindle, a rear baffle is arranged at the central spindle, a central baffle is arranged between the central spindle and the second ratchet ring, the central baffle and the central baffle are respectively inserted into the front connecting rod, the central baffle and the central baffle are respectively, the central baffle , the central baffle is arranged in the central baffle, the central baffle is not smaller than the central baffle, the central baffle is inserted into the central baffle, the central baffle is inserted into the central.
6. The cold and heat compensation device of air source heat pump according to claim 5, wherein a handle is fixed under the middle baffle, and an easy-to-fold groove is provided at the upper end of the handle.