CN113804048A

CN113804048A - Pipeline cleaning device and water chilling unit

Info

Publication number: CN113804048A
Application number: CN202010553882.XA
Authority: CN
Inventors: 王力; 陆海龙; 陈改芳; 周登青
Original assignee: Chongqing Midea General Refrigeration Equipment Co Ltd
Current assignee: Chongqing Midea General Refrigeration Equipment Co Ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-12-17
Anticipated expiration: 2040-06-17
Also published as: CN113804048B

Abstract

The invention provides a pipeline cleaning device and a water chilling unit, wherein the pipeline cleaning device comprises: the water inlet pipe is used for being connected with a water inlet of a pipeline to be cleaned, and the water outlet pipe is used for being connected with a water outlet of the pipeline to be cleaned; the bypass pipeline is internally provided with a movable adjusting piece, the adjusting piece divides the space in the bypass pipeline into at least two chambers, and the water inlet pipe and the water outlet pipe are respectively communicated with one chamber; the flushing part can flow in the water inlet pipe, the pipeline to be cleaned and the water outlet pipe. Through the technical scheme of the invention, the flushing part can be driven to move in the pipeline to be cleaned without arranging an additional power source so as to realize cleaning.

Description

Pipeline cleaning device and water chilling unit

Technical Field

The invention relates to the technical field of heat exchange unit equipment, in particular to a pipeline cleaning device and a water chilling unit.

Background

At present, in some waterway equipment, the pipeline washs to be a big difficult point, often washs the pipeline through external water pump and the purge line that corresponds among the prior art, however after external water pump and purge line, on the one hand because the water pump can consume extra energy at the during operation, on the other hand can prolong the pipeline because the existence of purge line, increases the resistance in the cleaning process.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art or the related art.

In view of the above, an object of the present invention is to provide a pipe cleaning device.

Another object of the present invention is to provide a water chiller.

In order to achieve at least one of the above objects, according to a first aspect of the present invention, there is provided a pipe cleaning apparatus including: the water inlet pipe is used for being connected with a water inlet of a pipeline to be cleaned, and the water outlet pipe is used for being connected with a water outlet of the pipeline to be cleaned; the bypass pipeline is internally provided with a movable adjusting piece, the adjusting piece divides the space in the bypass pipeline into at least two chambers, and the water inlet pipe and the water outlet pipe are respectively communicated with one chamber; the flushing part can flow in the water inlet pipe, the pipeline to be cleaned and the water outlet pipe.

The pipeline cleaning device comprises a water inlet pipe, a water outlet pipe and a bypass pipeline, wherein the water inlet pipe and the water outlet pipe can be respectively connected with a water inlet and a water outlet of a pipeline to be cleaned, so that water can flow from the water inlet pipe to the water outlet through the pipeline to be cleaned, specifically, the bypass pipeline forms at least two chambers on the basis of an adjusting piece, the water inlet pipe and the water outlet pipe are respectively communicated with one chamber, through arranging a flushing piece, when fluid exists in the pipeline, the flushing piece can flow back to the water outlet through the pipeline to be cleaned along with the fluid from the water inlet pipe, so as to clean the pipeline, the water outlet pipe and the water inlet pipe are integrated on the pipeline cleaning device, so that the space is greatly saved, the operation of placing the flushing piece and withdrawing the flushing piece is convenient, and in the continuous operation process of the pipeline cleaning device, the dirt coefficient of the pipeline to be cleaned can be effectively reduced on one hand, the heat exchange effect of the whole machine is improved, high-voltage fault reporting is avoided, the operation stability of the unit is improved, and on the other hand, the movement of the flushing piece does not need an extra power source, so that the product cost can be reduced.

It should be noted that the number of the water inlet pipe and the water outlet pipe may be one or more, the number of the chambers in the bypass pipeline corresponds to the number of the water inlet pipe and the water outlet pipe, and generally, the fluid in one water inlet pipe can be discharged outwards through the water outlet pipe through two chambers in the bypass pipeline.

The adjusting piece can move between a position for communicating the bypass pipeline and a position for disconnecting the bypass pipeline, and particularly can rotate in the bypass pipeline or stretch out and draw back in the bypass pipeline.

In the above technical scheme, the water inlet pipe is arranged below the water outlet pipe.

In this technical scheme, through locating the below of outlet pipe with the inlet tube, can satisfy the heat transfer theory, fluid from bottom to top flows, produces and flows against the current to reinforcing heat transfer effect, certainly, on the intraductal basis that sets up the washing piece, still can improve the clean effect of pipeline inner wall.

In the technical scheme, the height difference exists between the positions of the water inlet pipe and the water outlet pipe which are respectively connected with the bypass pipeline, and the adjusting piece can be opened under the action of gravity when the scouring piece flows to the bypass pipeline through the water outlet pipe, so that the at least two cavities are communicated.

In the technical scheme, the position where the bypass pipeline is connected with the water inlet pipe is different from the height of the position where the bypass pipeline is connected with the water outlet pipe, namely, the height difference exists between the position where the bypass pipeline is connected with the water outlet pipe, on the basis that the water inlet pipe is arranged below the water outlet pipe, the adjusting part can be opened under the action of gravity when the flushing part finishes cleaning the pipeline to be cleaned, and the flushing part can smoothly flow back to the water inlet pipe.

It should be noted that the gravity acting on the adjusting member includes the gravity of the adjusting member itself, the gravity of the fluid and the gravity of the flushing member.

In the above technical solution, the method further comprises: the shielding piece is arranged in the water outlet pipe, and the flushing piece can move to the shielding piece and flow to the bypass pipeline under the action of the shielding piece.

In the technical scheme, the water outlet pipe is also internally provided with a shielding piece for preventing the flushing piece from continuously moving, so that when the flushing piece moves to the water outlet pipe, the flushing piece is stopped and guided to the bypass pipeline, the flushing piece can be conveniently taken out through the bypass pipeline or the pipeline is flushed again, and the flushing piece is prevented from moving to other areas and being difficult to recover and treat.

In the above technical scheme, at least one end of the water inlet pipe is provided with a first connecting flange used for being connected with the water inlet, and at least one end of the water outlet pipe is provided with a second connecting flange used for being connected with the water outlet.

In this technical scheme, through set up first flange at the one end or both ends of inlet tube, can make the one end or both ends of inlet tube link to each other with the water inlet, and is the same, sets up second flange at the one end or both ends of outlet pipe, can make the one end or both ends of outlet pipe link to each other with the delivery port, increases tube coupling's stability through the flange.

In the technical scheme, the flushing part is spherical, the diameter of the flushing part is not more than the minimum inner diameter of the water inlet pipe, and the diameter of the flushing part is not more than the minimum inner diameter of the water outlet pipe.

In this technical scheme, be globular through injecing the washing piece, more do benefit to the removal in the pipeline, can understand, the pipeline is for guaranteeing certain flow, can select to use the pipe, and when the pipeline has certain turn, globular washing piece more can contact with the inner wall of pipeline in order to get rid of the dirt, what need inject is that the diameter of washing piece is less than or equal to the minimum internal diameter of inlet tube and the minimum internal diameter of outlet pipe to guarantee the normal flow of washing piece in the pipeline, reduce and take place to flow to the pipeline middle part possibility of being stuck.

In the above technical solution, the method further comprises: the placing port is arranged at one end of the bypass pipeline; the plate can be dismantled with placing the mouth and be connected, and the plate can be pulled down by placing the mouth and for placing the washing piece.

In this technical scheme, be equipped with in the one end of bypass pipeline and place the mouth, can dismantle through with the plate with placing the mouth and be connected, can provide the space of placing and taking out for scouring the piece, specifically, when getting to put scouring piece, pull down the plate by placing the mouth, put into scouring piece or take out scouring piece after, be connected to the plate again and place the mouth to accomplish whole washing action.

In the above technical scheme, when the plate is detached from the placing opening, the adjusting piece disconnects the communication of at least two chambers.

In this technical scheme, when dismantling the plate through injecing to place the mouth, the regulating part is in the position of disconnection cavity to can make the fluid in the inlet tube can flow through with washing away the piece and wait to wash the pipeline together, in other words, when regulating part intercommunication cavity, the fluid of inlet tube can directly flow to the outlet pipe through the bypass pipeline, can't wait to wash the pipeline and carry out the pipeline washing.

In the above technical solution, the method further comprises: the controller is arranged at the other end of the bypass pipeline and is in transmission connection with the adjusting piece, and the controller can control the adjusting piece to move.

In the technical scheme, the controller is arranged at one end of the bypass pipeline, so that the adjusting piece can be controlled, specifically, the adjusting piece can influence the flow among a plurality of cavities in the bypass pipeline in the moving process, generally, fluid flows from the cavity communicated with the water inlet pipe to the cavity communicated with the water outlet pipe, and the flushing piece can be taken out to control the movement of the adjusting piece according to the requirement or not under the action of the controller.

According to a second aspect of the present invention, a water chiller is provided, including: the heat exchanger comprises a unit shell, wherein a condenser is arranged in the unit shell, and a heat exchange pipeline is arranged on the condenser; in the technical scheme of the first aspect, any one of the pipeline cleaning devices is arranged at one end of the unit shell, and a water inlet pipe and a water outlet pipe of the pipeline cleaning device are respectively communicated with an inlet and an outlet of the heat exchange pipeline.

According to the technical scheme of the second aspect of the invention, the water chilling unit comprises a unit shell and a pipeline cleaning device arranged at one end of the unit shell, a condenser and a heat exchange pipeline are arranged in the unit shell, and a water inlet pipe and a water outlet pipe of the pipeline cleaning device are respectively communicated with an inlet and an outlet of the heat exchange pipeline, so that fluid can flow into the heat exchange pipeline through the water inlet pipe and the inlet and flow to the water outlet pipe from the outlet.

In addition, since the water chilling unit includes the pipeline cleaning device according to any one of the above technical solutions, any technical effect of the above technical solutions of the first aspect is achieved, and details are not repeated herein.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

FIG. 1 shows a schematic structural diagram of a pipeline cleaning device according to an embodiment of the invention;

FIG. 2 illustrates a schematic diagram of a chiller according to one embodiment of the present invention;

fig. 3 shows a front view of a water chiller according to an embodiment of the present invention.

Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 3 is:

14 inlet pipe, 142 first connecting flange, 16 outlet pipe, 162 second connecting flange, 18 bypass pipeline, 20 adjusting part, 22 controller, 30 flushing part, 32 shielding part and 34 unit shell.

Detailed Description

So that the manner in which the above recited objects, features and advantages of the present invention can be understood in detail, a more particular description of the invention, briefly summarized above, may be had by reference to the embodiments thereof which are illustrated in the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

Some embodiments of the invention are described below with reference to fig. 1-3.

Example 1

As shown in fig. 1, according to an embodiment of the present invention, a pipeline cleaning device is provided, which includes a water inlet pipe 14, a water outlet pipe 16, and a bypass pipeline 18, wherein the water inlet pipe 14 and the water outlet pipe 16 are used for connecting with a water inlet and a water outlet of a pipeline to be cleaned, at least two chambers are arranged in the bypass pipeline 18 and are divided by a regulating member 20, one of the chambers is connected with the water inlet pipe 14, and the other chamber is connected with the water outlet pipe 16, and the regulating member 20 can move in the bypass pipeline 18 to connect or disconnect at least two chambers.

The pipeline cleaning device is internally provided with a spherical scouring member 30 which can flow back to the water outlet along with fluid from the water inlet pipe 14 through the pipeline to be cleaned, thereby realizing the pipeline cleaning.

The water inlet pipe 14 is arranged below the water outlet pipe 16, which can satisfy the principle of heat transfer, and the fluid flows from bottom to top to generate counter flow, so as to enhance the heat exchange effect and the cleaning effect on the inner wall of the pipeline.

In one embodiment, the adjustment member 20 is movable by rotation between a position in which it communicates with the bypass line 18 and a position in which it disconnects the bypass line 18.

In another embodiment, the adjustment member 20 is movable by telescoping between a position communicating with the bypass line 18 and a position disconnecting the bypass line 18.

When the punching part 30 is taken and placed, a space is realized by the placing opening and the corresponding plate part which are arranged at one end of the bypass pipeline 18.

Example 2

On the basis of embodiment 1, as shown in fig. 1, in order to improve the intelligence of the movement of the adjusting member 20, a controller 22 is provided, wherein the controller 22 is provided at one end of the bypass pipeline 18, and the controller 22 is in transmission connection with the adjusting member 20, the adjusting member 20 can be controlled to move under the action of the controller 22, and the adjusting member 20 can affect the flow between a plurality of chambers in the bypass pipeline 18 during the movement process, generally, fluid flows from a chamber communicated with the water inlet pipe 14 to a chamber communicated with the water outlet pipe 16, so that under the action of the controller 22, the flushing member 30 can be taken out to control the movement of the adjusting member 20 according to whether the flushing member 30 needs to be moved.

Furthermore, a first connecting flange 142 is disposed at an end of the water inlet pipe 14 close to the water inlet, and a second connecting flange 162 is disposed at an end of the water outlet pipe 16 close to the water outlet, so as to increase the stability of the pipe connection.

Example 3

According to an embodiment of the present invention, a pipeline cleaning device is provided, which comprises a water inlet pipe 14, a water outlet pipe 16 and a bypass pipeline 18, wherein the water inlet pipe 14 and the water outlet pipe 16 are used for connecting with a water inlet and a water outlet of a pipeline to be cleaned, at least two chambers are arranged in the bypass pipeline 18 and are divided by a regulating member 20, one of all the chambers is connected with the water inlet pipe 14, the other chamber is connected with the water outlet pipe 16, and the regulating member 20 can move in the bypass pipeline 18 to conduct or break the connection of at least two chambers.

In one particular embodiment, the inlet pipe 14 and the outlet pipe 16 have the same inside diameter and are both straight pipes, and the diameter of the flushing member 30 is less than or equal to the inside diameter of the inlet pipe 14.

In another embodiment, the inlet pipe 14 and the outlet pipe 16 have different inside diameters, both of which are straight pipes, and the diameter of the flushing member 30 is less than or equal to the smaller inside diameter of the two.

In another specific embodiment, there is a variation in the internal diameter of one or both of the inlet pipe 14 and the outlet pipe 16, with the diameter of the flushing member 30 being less than or equal to the smallest of the two.

The position where the bypass pipeline 18 is connected with the water inlet pipe 14 is different from the position where the bypass pipeline 18 is connected with the water outlet pipe 16, that is, a height difference exists between the position where the bypass pipeline 18 is connected with the water outlet pipe 16, on the basis that the water inlet pipe 14 is arranged below the water outlet pipe 16, the adjusting part 20 can be opened under the combined action of the gravity of the adjusting part 20, the gravity of fluid and the gravity of the flushing part 30 when the flushing part 30 finishes cleaning the pipeline to be cleaned, and the flushing part 30 can smoothly flow back to the water inlet pipe 14.

It will of course be appreciated that the greater the number of flushing members 30, the better the cleaning of the line to be cleaned.

Further, since the flushing member 30 will move with the water flow all the way, a deflector 32 may also be provided in the outlet pipe 16 for guiding when returning to the outlet pipe 16, to intercept and guide the flushing member 30 to the bypass line 18.

Example 4

As shown in fig. 2 and 3, an embodiment of the present invention provides a water chilling unit, which includes a unit housing 34 and a pipeline cleaning device in any of the above embodiments, wherein the pipeline cleaning device is disposed at one end of the unit housing 34, wherein a condenser and a heat exchange pipeline are disposed in the unit housing 34, and a water inlet pipe 14 and a water outlet pipe 16 of the pipeline cleaning device are respectively communicated with an inlet and an outlet of the heat exchange pipeline, so that fluid can flow into the heat exchange pipeline through the water inlet pipe 14 and the inlet and flow from the outlet to the water outlet pipe 16.

If the inner wall of the heat exchange pipeline needs to be cleaned on the basis of the fluid flowing through the heat exchange pipeline, one or more spherical scouring members 30 can be arranged in the water inlet pipe 14 according to the dirt, and the moving path of the scouring members 30 is the same as the water flow direction.

It will be appreciated that if there is a large amount of dirt on the inner wall of the conduit, the inner wall of the conduit can be manually flushed first, and the flushing member 30 can be placed in the inlet conduit 14 after the large amount of dirt has been removed.

Wherein the path of movement of the flushing member 30 is indicated by the arrows in figure 3.

Example 5

According to an embodiment of the present invention, a water chilling unit for a central air conditioner is provided, which includes a water inlet pipe 14, a water outlet pipe 16, a pipeline to be cleaned, a bypass pipeline 18 and a flushing member 30, wherein at one end of the bypass pipeline 18, a flat plate (i.e. a plate) is detached, a cleaning rubber ball (i.e. the flushing member 30) is added, the rubber ball enters a condenser from a water inlet of the condenser under the driving of water flow, and then reaches a water outlet of the condenser, an electric actuator (i.e. a controller 22 controls an adjusting member 20) to rotate to a specified position, and the recovery of the rubber ball is realized under the action of a ball blocking net (i.e. a blocking member 32), so as to complete a cycle of cleaning action.

When the rubber balls are sent out, the middle partition plate (namely the adjusting part 20) is closed to ensure that all the rubber balls are sent out and enter the condenser, when the rubber balls are received, the middle partition plate is opened under the action of self gravity, and the rubber balls return to the ball sending position from the upper end to prepare for the next circulation.

Through the embodiment, the dirt coefficient of the condenser in the water chilling unit can be effectively reduced on the one hand, the heat exchange effect of the whole machine is improved, the high-pressure fault is avoided being reported, the operation stability of the unit is improved, the movement of the flushing piece 30 on the other hand does not need an extra power source, the product cost can be reduced, in addition, the water resistance and the system pressure loss can be reduced due to the fact that the lengths of the water inlet pipe 14 and the water outlet pipe 16 of the pipeline cleaning device are short, the whole device can be directly connected with the condenser, and extra occupied area is not needed.

According to the pipeline cleaning device and the water chilling unit provided by the invention, the flushing part can be driven to move in the pipeline to be cleaned without arranging an additional power source so as to realize cleaning.

In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means at least two or more than two unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A line cleaning apparatus, comprising:

the water inlet pipe is used for being connected with a water inlet of a pipeline to be cleaned, and the water outlet pipe is used for being connected with a water outlet of the pipeline to be cleaned;

the bypass pipeline is internally provided with a movable adjusting piece, the adjusting piece divides the space in the bypass pipeline into at least two chambers, and the water inlet pipe and the water outlet pipe are respectively communicated with the at least two chambers;

the flushing part can flow in the water inlet pipe, the pipeline to be cleaned and the water outlet pipe.

2. The pipeline cleaning device according to claim 1, wherein the water inlet pipe is disposed below the water outlet pipe.

3. The line cleaning apparatus according to claim 2, wherein a height difference exists between positions at which the water inlet pipe and the water outlet pipe are respectively connected to the bypass line, and the adjusting member is capable of opening under the action of gravity when the flushing member flows to the bypass line through the water outlet pipe, so as to communicate at least two of the chambers.

4. The line cleaning apparatus according to claim 2, further comprising:

the flushing piece can move to the shielding piece and flow to the bypass pipeline under the action of the shielding piece.

5. The pipeline cleaning device according to claim 1, wherein at least one end of the water inlet pipe is provided with a first connecting flange for connecting with the water inlet, and at least one end of the water outlet pipe is provided with a second connecting flange for connecting with the water outlet.

6. The line cleaning apparatus according to claim 1, wherein the flushing member is spherical, and has a diameter not greater than the smallest inner diameter of the inlet pipe, and a diameter not greater than the smallest inner diameter of the outlet pipe.

7. The line cleaning apparatus according to claim 1, further comprising:

the placing port is arranged at one end of the bypass pipeline;

the plate, with place the mouth and can dismantle the connection, the plate can by place the mouth and pull down for placing the washing piece.

8. The line cleaning apparatus according to claim 7, wherein the regulating member interrupts communication between at least two of the chambers when the plate member is removed from the placement port.

9. The line cleaning apparatus according to claim 1, further comprising:

the controller is arranged at the other end of the bypass pipeline and is in transmission connection with the adjusting piece, and the controller can control the adjusting piece to move.

10. A chiller, comprising:

the heat exchanger comprises a unit shell, wherein a condenser is arranged in the unit shell, and a heat exchange pipeline is arranged on the condenser;

the pipe cleaning device according to any one of claims 1 to 9, which is disposed at one end of the unit housing, and the water inlet pipe and the water outlet pipe of the pipe cleaning device are respectively communicated with the inlet and the outlet of the heat exchange pipe.