CN116022938A - Pipeline descaling device and ship black water system - Google Patents

Abstract

The invention belongs to the technical field of black water treatment, and discloses a pipeline descaling device and a ship black water system. The pipeline descaling device comprises a medicine storage box, a medicine conveying pipe, a pump, a motor, a first connector and a second connector. The medicine storage box comprises a box body, a cavity is formed in the box body and is used for storing descaling liquid, the pump is provided with an input end and an output end, the input end is connected with the cavity and is used for sucking the descaling liquid, the output end is connected with the medicine delivery pipe, and the pump is used for conveying the descaling liquid at the input end to the medicine delivery pipe through the output end. The motor is used to drive the pump to power the process. The first joint is connected with the medicine conveying pipe, the second joint is used for installing in the pipe, and first joint and second joint are dismantled and are connected, and the scale removal liquid in the medicine conveying pipe is carried to the intraductal through first joint and second joint, carries out scale removal to the pipe, conveniently controls the scale removal liquid kind of injection pipe simultaneously.

Description

Pipeline descaling device and ship black water system

Technical Field

The invention relates to the technical field of black water treatment, in particular to a pipeline descaling device and a ship black water system.

Background

Black water refers to domestic sewage containing feces. On large and medium-sized vessels, black water is constantly produced due to the large number of people, and a black water system is an indispensable system on these vessels. Compared with other sewage such as grey water, bilge water and the like, the black water is easier to scale, and further blocks the black water pipeline, so that the black water pipeline is required to be subjected to descaling operation.

Generally, when the black water pipeline is scaled, the scale removal operation is required after the ship is docked, and a hard and thick scale layer is often formed on the inner wall of the black water pipeline. The traditional black water pipeline descaling method comprises the steps of beating, soaking by adopting a descaling liquid, impacting by using ice cubes and the like, and has an unsatisfactory descaling effect or even no effect on the black water pipeline with serious scale, so that only the whole set of black water system can be replaced, the operation cost of the ship is seriously increased, and the operation time is delayed.

Therefore, a pipeline descaling device and a ship black water system are needed to solve the above problems.

Disclosure of Invention

According to one aspect of the invention, a pipeline descaling device is provided, which can continuously pump descaling liquid into a black water pipeline to perform descaling, so that the black water pipeline is prevented from being seriously scaled.

In order to achieve the above purpose, the invention adopts the following technical scheme:

a pipeline descaling device comprising:

the medicine storage box comprises a box body, wherein a cavity is formed in the box body and used for storing descaling liquid;

a drug delivery tube;

the pump is provided with an input end and an output end, the input end is connected with the cavity and used for sucking the descaling liquid, and the output end is connected with the medicine conveying pipe;

a motor for driving the pump;

the first joint is connected with the drug delivery pipe;

and the second joint is used for being mounted on the pipe, and the first joint is detachably connected with the second joint.

As a preferable mode of the pipeline descaling device, the second joint is welded with the pipe wall of the pipe.

As a preferable mode of the pipeline descaling device, the second connector is provided with a plug-in part, and the plug-in part is plugged into the jack of the pipe.

As a preferable scheme of the pipeline descaling device, the outer side surface of the plugging part is a conical surface and is used for being attached to the side wall of the insertion hole of the pipe.

As a preferable mode of the pipeline descaling device, the first joint is in threaded connection with the second joint.

As a preferable scheme of the pipeline descaling device, the box body is further provided with a dosing cover, an opening is formed in the box body, the opening is communicated with the cavity, and the dosing cover can open or close the opening.

According to one aspect of the present invention there is provided a marine blackwater system comprising the above pipeline descaling device, further comprising a pipe and a pipeline securing structure comprising a clamp ring for securing the pipe and connecting to a hull structure.

As a preferable mode of the ship black water system, the pipeline fixing structure further comprises a fixing piece, the clamping ring is fixedly connected to the fixing piece, and the fixing piece is fixedly connected to the hull structure.

As a preferable scheme of the ship black water system, the clamping ring comprises two clamping hoops which are buckled in pairs and two connecting pieces, one ends of the two clamping hoops are connected through one connecting piece, the other ends of the two clamping hoops are connected through the other connecting piece, and the fixing piece is fixedly connected with any clamping hoop.

As a preferable mode of the ship black water system, the pipe fixing structure further includes a gasket, and the gasket is disposed between the pipe and the clamp ring.

The beneficial effects of the invention are as follows:

the descaling liquid in the cavity is sucked from the input end through the pump and is conveyed to the drug delivery pipe through the output end, the first connector on the drug delivery pipe is connected with the second connector arranged on the pipe, and the descaling liquid is further conveyed to the pipe through the drug delivery pipe and is used for descaling the pipe and preventing the pipe from being blocked. In addition, because the first joint is connected with the second joint can be dismantled, can prepare to contain the medicine storage case and the conveying pipe of different kinds of descaling liquid, conveniently insert same second joint with different first joints to need not to change the descaling liquid in the cavity, can change the descaling liquid kind of pouring into the pipe into, conveniently control the kind of medicine.

Drawings

FIG. 1 is a schematic view of a pipeline descaling device according to a first embodiment of the present invention;

FIG. 2 is a schematic top view of a pipeline descaling device according to the first embodiment of the invention;

FIG. 3 is a schematic view of a second joint according to a first embodiment of the present invention;

FIG. 4 is a schematic view of a pipeline descaling device according to a second embodiment of the present invention;

FIG. 5 is a schematic view of a second joint according to a second embodiment of the present invention;

fig. 6 is a schematic side view of a pipe fixing structure and a connecting structure thereof according to a third embodiment of the present invention.

In the figure:

100. a tube;

1. a medicine storage box; 11. a case; 12. a dosing cap; 13. a drug sucking tube;

2. a drug delivery tube;

3. a pump;

4. a motor;

5. a first joint;

6. a second joint; 61. an internal thread; 62. a connection part; 63. a plug-in part;

7. a pipeline fixing structure; 71. a clamping ring; 711. a clamp; 712. a connecting piece; 7121. a bolt; 7122. a nut; 7123. a gasket; 72. a fixing member; 721. flat steel; 722. angle steel; 73. a liner.

Detailed Description

The invention is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.

In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

Example 1

Fig. 1 shows a schematic structural view of a pipeline scale removing device in the present embodiment, and fig. 2 shows a schematic plan view of the pipeline scale removing device in the present embodiment. Referring to fig. 1-2, the present embodiment provides a pipeline descaling device, which can continuously pump descaling liquid into a pipeline to perform descaling, prevent serious scaling of the pipeline, and relates to the technical field of black water treatment, and the pipeline descaling device can be used for a ship black water pipeline, other black water pipelines, such as a building drainage pipeline, and further can be used for other sewage pipelines of ship grey water, bilge water and the like, and seawater pipelines of a ship ballast water or seawater desalination system and the like.

With continued reference to fig. 1-2, the tube 100 is a black water tube in this embodiment. The pipeline descaling device comprises a medicine storage box 1, a medicine delivery pipe 2, a pump 3, a motor 4, a first connector 5 and a second connector 6. The medicine storage box 1 comprises a box body 11, a cavity is formed in the box body 11 and used for storing descaling liquid, the pump 3 is provided with an input end and an output end, the input end is connected with the cavity and used for sucking the descaling liquid, the output end is connected with the medicine delivery pipe 2, and the pump 3 is used for conveying the descaling liquid at the input end to the medicine delivery pipe 2 from the output end. The motor 4 is used to drive the pump 2 to power the process described above. The first joint 5 is connected with the medicine delivery pipe 2, the second joint 6 is used for being installed on the pipe 100, the first joint 5 is detachably connected with the second joint 6, and descaling liquid in the medicine delivery pipe 2 is conveyed into the pipe 100 through the first joint 5 and the second joint 6 to scale the pipe 100. The above structure can continuously convey the descaling liquid into the pipe 100 for descaling, and prevent the pipe 100 from being seriously scaled and blocked. Optionally, the drug delivery tube 2 is a flexible tube, such as a plastic tube, and the operating environment of the pipeline descaling device is considered, so that the length of the drug delivery tube 2 is left with allowance to adapt to factors such as vibration, expansion caused by heat and contraction caused by different temperatures, and the like.

Optionally, the pump 3 and the motor 4 are mounted above the medicine chest 1 or on a mounting seat above the medicine chest 1, so that the structure is more stable. The medicine storage box 1 further comprises a medicine suction pipe 13, one end of the medicine suction pipe 13 is connected with the input end of the pump 3, the input end of the pump 3 sucks descaling liquid through the medicine suction pipe 13, the other end of the medicine suction pipe 13 is a horn-shaped pipe orifice, the flow guiding effect can be achieved, the liquid suction area is increased, and the local resistance is reduced.

Optionally, a ventilation valve is further arranged above the box 11 and is used for communicating the cavity of the box 11 with the external space, ventilation is performed, and air pressure in the cavity is regulated, so that the air pressure in the cavity is prevented from being reduced due to the reduction of the volume of the descaling liquid in the descaling process. Preferably, the breather valve is connected with filter equipment for impurity in the filtration outside air prevents that impurity from getting into the cavity of box 11, pollutes the descaling liquid, and filter equipment can absorb the toxic component in the volatile descaling liquid simultaneously, prevents that it from getting into outside air by the cavity, causes the influence to crewman's health.

Optionally, the pipeline descaling device further comprises a flowmeter and a controller, wherein the flowmeter is used for measuring the liquid flow rate conveyed by the pump 3 or the drug delivery pipe 2 and transmitting a flow signal to the controller, and the controller processes the flow signal and controls the start and stop and the rotating speed of the motor 4 to indirectly control the on-off of the pump 3 and the liquid flow rate conveyed. The controller can control the injection amount, the dosing time and the dosing frequency of the descaling liquid by controlling the motor 4 and the pump 3 according to a preset algorithm.

With continued reference to fig. 1-2, the case 11 is further provided with a dosing cap 12, and the case 11 is provided with an opening, the opening is communicated with the cavity, and the dosing cap 12 can open or close the opening. Alternatively, the case 11 may be a cylinder or a rectangular parallelepiped, and the shape of the cavity is similar to the case 11, and the volume of the cavity is determined according to the arrangement space and the dosing frequency, and is generally 5-10 liters. The liquid level of the descaling liquid in the cavity is preferably 1/4 and less than 2/3 of the total height of the cavity. When the amount of the descaling liquid in the cavity is too small, the descaling liquid can be added through the opening. Optionally, the dosing cap 12 is screwed to the housing 11, so as to facilitate opening or closing of the opening, and at the same time form a stable and sealed connection, and the dosing cap 12 is made of the same material as the housing 11.

Fig. 3 shows a schematic structural view of the second joint 6 in the present embodiment. Referring to fig. 1 to 3, since the first connector 5 is detachably connected with the second connector 6, the medicine storage box 1 and the medicine delivery tube 2 containing different types of descaling liquids can be prepared, and different first connectors 5 can be conveniently connected with the same second connector 6, so that the types of the descaling liquids injected into the tube 100 can be replaced without replacing the descaling liquids in the cavity, and the types of the medicines can be conveniently controlled.

Specifically, in the present embodiment, the first connector 5 is screwed with the second connector 6, so that the disassembly is facilitated while having the effect of simple structure. More specifically, the second joint 6 is provided with an internal thread 61 at one end and welded to the wall of the pipe 100 at the other end, and the second joint 6 and the pipe 100 can be stably and fixedly coupled by welding with good sealing.

Optionally, a seal is also included, which can be screwed with the second joint 6 and used to form a seal. In places where no descaling is required, the first joint 5 may be removed and the seal may be fitted to the second joint 6, preventing liquid in the pipe 100 from leaking through the second joint 6.

Optionally, the inner wall and the opening side wall of the cavity of the case 11, the drug sucking tube 13, the fluid channel of the pump 3, the drug delivery tube 2, the first joint 5 and the second joint 6 are all made of materials resistant to the corrosion of the descaling liquid.

The following describes the usage method and principle of the pipeline descaling device of the present embodiment with reference to fig. 1 to 3:

the solution of the present embodiment is mainly applicable to pipes 100 made of plastic or common steel pipe or the like. Before use, a proper amount of descaling liquid is injected into the cavity of the box 11, then the first connector 5 is connected with the second connector 6, in this embodiment, the first connector 5 is in threaded connection with the second connector 6, the motor 4 is started, the motor 4 drives the pump 3 to suck the descaling liquid from the cavity, the descaling liquid is conveyed into the drug delivery tube 2, and finally the descaling liquid is conveyed into the tube 100 for descaling.

Example two

Fig. 4 shows a schematic structural diagram of the pipeline descaling device and the pipeline fixing structure in the present embodiment. Referring to fig. 4, the present embodiment provides a pipeline descaling device having substantially the same structure as that of the first embodiment, except that: the second connector 6 is different in structure and connection.

Fig. 5 shows a schematic structural view of the second joint in the present embodiment. Referring to fig. 4 to 5, in the present embodiment, the pipe wall of the pipe 100 has a receptacle, and the second connector 6 has a plug portion 63, and the plug portion 63 is plugged into the receptacle of the pipe 100. The second joint 6 is connected with the wall of the pipe 100 in a plugging manner, so that the structure is simpler. In addition, the pipe 100 made of the thin-wall stainless steel pipe is not suitable to be connected with the pipe 100 by adopting a welding mode, so that the pipe 100 can be connected by adopting a splicing mode.

With continued reference to fig. 4-5, the outer side of the socket 63 is conical and is adapted to engage the sidewall of the receptacle of the tube 100. The benefits of providing a conical surface of the plug 63 are: firstly, the second connector 6 can be adapted to jacks of different diameters and allows a larger error range in the process of punching, and secondly, the clearance between the outer side surface and the side wall of the jack can be eliminated in a pressing mode through the arrangement of the conical surface so as to form a seal.

In the present embodiment, the second connector 6 includes a connection portion 62, the connection portion 62 is fixed to the insertion portion 63, and the connection portion 62 is used for connection with the first connector 5. Optionally, the connecting portion 62 is provided with a thread, the connecting portion 62 is in threaded connection with the first joint 5, or alternatively, the connecting portion 62 is inserted into the first joint 5, preferably, an outer side surface of the connecting portion 62 is a conical surface, and an effect of the connecting portion is similar to that of the inserting portion 63 with the outer side surface being the conical surface, which is not described herein.

Example III

Fig. 6 shows a schematic side view of the pipe fixing structure 7 and its connection structure in the present embodiment. Referring to fig. 6, the present embodiment provides a ship black water system including the pipeline descaling device of the first or second embodiment and the pipe 100, the pipe 100 being used for transporting black water.

With continued reference to fig. 6, the pipe 100 vibrates during the process of delivering black water to cause noise, and if the second connector 6 is connected with the pipe 100 in a plugging manner, the second connector 6 is easily loosened when the pipe 100 vibrates, resulting in poor sealing and leakage of liquid in the pipe 100. In order to solve the above problems, the marine blackwater system further includes a pipe fixing structure 7, the pipe fixing structure 7 including a clamp ring 71, the clamp ring 71 being for fixing the pipe 100 and being connected with the hull structure, thereby fixing the pipe 100 to the hull structure, preventing the pipe 100 from vibrating, protecting the pipe 100, and reducing noise. In addition, the second joint 6 can be kept stationary with the hull structure to prevent loosening. Optionally, the clamping ring 71 is disposed at the connection between the pipe 100 and the second joint 6, so as to further prevent the second joint 6 from vibrating due to radial runout of the pipe 100, but if this structure is adopted, holes need to be formed in the clamping ring 71, and the second joint 6 is inserted through the holes in the clamping ring.

Specifically, the pipeline fixing structure 7 further includes a fixing member 72, the clamping ring 71 is fixedly connected to the fixing member 72, and the fixing member 72 is fixedly connected to the hull structure. Optionally, the fixing member 72 includes a flat steel 721 and an angle steel 722, the flat steel 721 is fixedly connected with the clamping ring 71, the flat steel 721 is also fixedly connected with the angle steel 722, and the angle steel 722 is fixedly connected with the hull structure. Preferably, the fixing connection modes are all welding.

With continued reference to fig. 6, the clamp ring 71 includes two clip brackets 711 and two connecting members 712, one end of each clip bracket 711 is connected by one connecting member 712, the other end of each clip bracket 711 is connected by the other connecting member 712, and the fixing member 72 is fixedly connected with any clip bracket 711, specifically, a flat steel 721 is fixedly connected with any clip bracket 711. By providing two clips 711, and one clip 711 is fixed to the flat steel 721, thereby fixing one clip 711 to the hull structure before the pipe 100 is installed, the pipe wall is only required to be close to the inner side of the clip 711 when the pipe 100 is installed, and the other clip 711 is fastened and connected through the connecting piece 712, thereby completing the installation of the pipe 100.

With continued reference to fig. 6, optionally, the connector 712 includes a bolt 7121 and a nut 7122, with the two clips 711 being fixedly connected by the bolt 7121 and the nut 7122. Preferably, two nuts 7122 are provided, and the two nuts 7122 are abutted to prevent loosening. Further preferably, the connecting piece 712 further includes a spacer 7123, and the spacer 7123 is disposed between the nut 7122 and the clip 711, which further prevents loosening, increases the contact area, and reduces compressive stress.

With continued reference to fig. 6, the pipe fixing structure 7 further includes a packing 73, and the packing 73 is disposed between the pipe 100 and the clamp ring 71, specifically, between the pipe and the two clamps 711, and the packing 73 can prevent collision caused by inconsistent outer diameter of the pipe 100 and inner diameter of the clamp ring 71, weaken collision of the pipe 100 to the clamps 711, and prevent damage of the pipe 100 due to collision.

It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the invention. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.

Claims (10)

1. A pipeline descaling device, comprising:

the medicine storage box (1) comprises a box body (11), wherein a cavity is formed in the box body (11) and used for storing descaling liquid;

a drug delivery tube (2);

a pump (3) having an input end connected to the cavity and for sucking the descaling liquid, and an output end connected to the drug delivery tube (2);

-a motor (4) for driving the pump (3);

a first joint (5) connected with the drug delivery tube (2);

and the second joint (6) is used for being mounted on the pipe (100), and the first joint (5) is detachably connected with the second joint (6).

2. Pipeline descaling device according to claim 1, characterized in that the second joint (6) is welded to the wall of the pipe (100).

3. Pipeline descaling device according to claim 1, characterized in that the second joint (6) has a plug-in part (63), the plug-in part (63) being plugged into a socket of the pipe (100).

4. A pipeline descaling device according to claim 3, wherein the outer side surface of the plug-in part (63) is a conical surface and is used for being attached to the side wall of the insertion hole of the pipe (100).

5. Pipeline descaling device according to any of claims 1 to 4, characterized in that the first joint (5) is screwed with the second joint (6).

6. Pipeline descaling device according to any of claims 1-4, characterized in that the tank (11) is further provided with a dosing cap (12), the tank (11) is provided with an opening, the opening is communicated with the cavity, and the dosing cap (12) can open or close the opening.

7. Marine blackout system, comprising a pipeline descaling device according to any of claims 1-6, further comprising a pipe (100) and a pipeline fixing structure (7), the pipeline fixing structure (7) comprising a clamping ring (71), the clamping ring (71) being adapted to fix the pipe (100) and being connected to the hull structure.

8. The marine blackwater system according to claim 7, wherein the pipeline fixation structure (7) further comprises a fixation member (72), the clamping ring (71) being fixedly connected to the fixation member (72), the fixation member (72) being fixedly connected to the hull structure.

9. The ship black water system according to claim 8, wherein the clamp ring (71) comprises two clamp rings (711) which are fastened in pairs and two connecting members (712), one end of each clamp ring (711) is connected through one connecting member (712), the other end of each clamp ring (711) is connected through the other connecting member (712), and the fixing member (72) is fixedly connected with any clamp ring (711).

10. The marine black water system according to any of claims 7-9, wherein the pipeline securing structure (7) further comprises a gasket (73), the gasket (73) being arranged between the pipe (100) and the clamping ring (71).

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