KR200430894Y1 - A high-pressuer piston pump - Google Patents

Abstract

The present invention relates to an easy-to-repair piston pump, and more particularly, a main body having a crank seal in which a crank shaft in which a plurality of piston cylinders and a plurality of pistons are connected by connecting rods is positioned; A closing member corresponding to both sides of the crank chamber and coupled to both sides of the main body so as to fix a bearing fitted to both sides of the connecting rod; A cylinder head corresponding to the cylinder of the main body, the cylinder head having a suction compression chamber and capable of being separately coupled to the main body; A suction port and a discharge port formed at one side of the cylinder head to suck and discharge liquid and sludge; The piston pump is configured to form a rectangular opening in a predetermined size on the upper surface of the main body proximate to the cylinder head, and the upper portion of the opening is coupled with a plurality of bolted covers. The present invention configured as described above allows the piston ring and the packing of the piston pump to be worn out so that the repair time can be easily repaired through the opening formed in the upper surface without removing the connection hose connected to the cylinder head and one side during replacement and repair. It is possible to provide a high pressure piston pump that can reduce the cost and cost and facilitate the work regardless of the installation site of the piston pump.

Piston pump, piston, opening, cylinder head

Description

High pressure piston pump

1 is an exploded perspective view of the piston pump of the present invention.

Figure 2 is a perspective view of the piston pump coupled state of the present invention.

Figure 3 is a side view of the piston pump of the present invention.

Figure 4 is a front view of the piston pump head of the present invention.

5 is an exploded perspective view of the opening cover formed in the piston pump body of the present invention.

<Description of the symbols according to the main parts of the drawings>

10: piston pump 11: body

12: Cylinder 12a: Cylinder contention member

12b: Cylinder fixing member 13: Piston

14: connecting rod 15: crankshaft

16: Crank seal 17: Finishing member

18: guide ball 20: cylinder head

21: inlet 22: discharge outlet

23: Insertion hole 24: Cover bolt

30: Opening part 31: Cover

The present invention relates to an easy-to-repair piston pump, and more particularly, to form an opening in the upper surface of a large piston pump body consisting of a combination of a main body, a head, a piston, a connecting rod, and a crankshaft to repair and troubleshoot the piston pump. It can be easily repaired through the opening without disassembling the components connected to the cylinder head and the outer surface, saving repair time and repairing and replacing the internal components while the piston pump is combined with the peripheral connection. To a high pressure piston pump.

Conventional high pressure piston pumps are used to repair and replace pistons, packings, pistons, etc., by disassembling the peripheral devices connected to the piston pumps, separating the cylinder head and the body, repairing and replacing them, and then recombining them. This took a lot.

The high pressure piston pump is used for ship fire extinguishing, high pressure washing, sewer dredging pump, and other industries. The piston pump is designed to be installed in large size due to its high flow rate, so that the cylinder head part is completely replaced when repairing the piston packing. After disassembly, the piston was removed to replace the packing.

In this case, there was a need to remove the pipe connected to the pump to disassemble the cylinder head.

The present invention is to solve the above problems, by forming an opening in the upper surface of the main body close to the cylinder head when repairing and replacing various rings and packing of the piston simply repair and replace the cylinder head and hose without disassembly The purpose is to be able to repair and replace the components of the piston, regardless of the location even if the place where the large piston pump is installed.

The present invention having such a purpose is to form a piston pump so that the cylinder head can be coupled to the main body, and to form a rectangular opening in a predetermined size on the upper surface of the main body close to the cylinder head, the upper portion of the opening with a plurality of bolts The piston pump is configured to be coupled to the fixed cover, the present invention is a piston ring and packing of a high pressure piston pump for fire extinguishing of a ship, a sewer dredging high pressure piston pump, a high pressure washing piston pump, a high pressure piston pump used in industrial sites, etc. When worn and replaced, the cylinder head and connecting hose connected to one side can be easily repaired through openings formed on the upper side, reducing repair time and cost, and working regardless of the installation location of the piston pump. Can provide one high pressure piston pump to facilitate the It would be.

Hereinafter, an embodiment of the present invention will be described in detail.

 A main body 11 having a crank seal 16 in which a crankshaft 15 in which a plurality of piston cylinders 12 and a plurality of pistons 13 are connected by connecting rods 14 is located;

A closing member 17 corresponding to both sides of the crank seal and coupled to both sides of the main body 11 so as to fix a bearing fitted to both sides of the connecting rod 14;

A cylinder head 20 corresponding to the cylinder 12 of the main body 11 and having a suction chamber and a compression chamber to be separately coupled to the main body;

A suction port 21 and a discharge port 22 formed at one side of the cylinder head 20 to suck and discharge liquid and sludge;

A piston pump may be formed on the upper surface of the main body 11 adjacent to the cylinder head 20 to form a rectangular opening 30 having a predetermined size, and the upper portion of the opening 30 may be coupled with a cover 31 fixed by a plurality of bolts. 10) is configured.

The cylinder head 20 forms a tool (vox) insertion hole 23 at a position corresponding to the piston 13 on the front surface, and the tool insertion hole is configured to be sealed by the cover bolt 24.

The main body 11 is formed with a high crank seal and a lower side formed with an opening so that the outer surface of the main body is inclined toward the cylinder head 20 side.

In addition, the closing member 17 of the one side is formed through a hole so that the crank shaft 15 is protruded to the outside coupled to the pulley and the pulley is connected to the motor and belt located on one side to drive the piston pump.

Reference numeral 40 is a hose connected to the inlet and outlet, respectively.

The present invention configured as described above will be described in detail with reference to the accompanying drawings.

1 is an exploded perspective view of a piston pump according to the present invention, wherein a crank seal 16 is formed at one side of the main body 11 so that the crank shaft 15 is positioned, and a plurality of guide balls are formed at one side of the crank seal to reciprocate the piston. 18 and the cylinder 12 are provided.

Therefore, a plurality of pistons 13 are connected to the crankshaft 15 located in the crank chamber 16 by connecting rods 14.

The piston is fitted to fit into the guide hole 18 and to be inserted into the cylinder 12.

An opening 30 is formed at an upper portion between the main cylinder one side cylinder 12 and the guide ball 18, and the opening 30 is coupled to the cover 31 by a plurality of bolts to maintain airtightness.

In addition, the cylinder head 20 is coupled to one side of the cylinder 12 side of the main body 11 so that the cylinder head 20 is detachable to constitute a piston pump 10.

The piston pump 10 is coupled to the pulley and the belt of the motor drive shaft by coupling the pulley to one side of the crank shaft 15 so as to be driven by the driving force of the motor located on one side.

In addition, the cylinder head 20 is connected to the main body so that the suction and compression in the cylinder head while the piston reciprocates in the cylinder.

At this time, the hose 40 is connected to the suction port 21 and the discharge port 22 formed on one side of the cylinder head to install a piston pump.

The piston pump of the present invention is used as a piston pump for extinguishing fire extinguishing of a ship or as a high pressure pump for cleaning deck water of a deck by sucking liquid such as water and discharging it at high pressure.It is also used as a sewer dredging pump for cleaning sludge and foreign substances in sewers. do.

Of course, the high pressure piston pump of the present invention is used for various purposes in industrial sites in addition to the ship and sewer dredging pump.

As such, the present invention is used as a high-pressure piston pump in the field as needed, so that various rings and packings forming the piston are worn and repaired and replaced, and the cover of the opening 30 formed on the upper side of the main body 11 ( After the 31 is removed, the cover bolt 24 fastened to the front of the cylinder head 20 is dismantled.

After dismantling the cover bolts 24, the bolts coupled to the cylinder coupling member 12a inside the opening 30 are loosened and dismantled.

As described above, the cover bolt 24 of the cylinder head 20 and the cylinder coupling member 12a in the opening 30 are separated, and then a tool (vox) is inserted through the tool insertion hole to dismantle the bolt to which the piston is coupled. .

After dismantling the bolt coupled to the piston as described above to move the belt connected to the pulley of the crankshaft to one side to retract the piston to be exposed to the opening (30).

After the piston 13 is positioned in the opening 30, when the operator lifts the piston 13 upward, the end of the piston 13 is bent upward while being separated from the cylinder.

The piston is freely bent up and down by a connecting rod 14 connected to the crankshaft in a state where the piston is separated from the cylinder.

When the piston is detached from the cylinder as described above, the piston is in a disassembled state of the bolt, so the piston is freely separated from the piston shaft to replace various worn rings and packings. ) And the tool inserting hole 23 on the front of the cylinder head 20 by the cover bolts 24 to maintain the airtightness, it is possible to easily repair and replace the piston.

Therefore, the present invention can be repaired without removing the hose 40 connected to the inlet port 21 and the outlet port 22 of the cylinder head 20 to replace and repair the components of the piston, and also the cylinder head 20 to the main body Repair can be performed without separating from (11).

In addition, the closing member 17 coupled to both sides of the main body 11 to fix the bearing fitted to both ends of the crank shaft 15, the one end of the closing member is formed through the crank shaft one end protrudes to the pulley is coupled The pulley may be connected to the belt by the motor to drive the piston pump.

Figure 2 is a perspective view of the piston pump coupled state of the present invention, the cylinder head 20 is coupled to one side of the main body 11 incorporating a plurality of pistons to be detachable, and the inlet port 21 of one side of the cylinder head 20 and The outlet 22 shows a state in which the hose 40 is connected.

In addition, the main body 11 of the piston pump 10 according to the present invention has a high height at the side where the crankshaft 15 is built, and a low side at the side where the cylinder is located to have an inclined surface.

Thus, one side of the main body 11 is formed high and the other side is low, so that the output of the piston can be maintained at a large size while minimizing the large weight out by maximizing the piston pump requiring high pressure.

In addition, by forming the opening 30 in the upper surface of the cylinder one side of the main body 11 to facilitate the piston repair and replacement.

3 is a side view of the piston pump according to the present invention. As described in FIG. 2, the piston pump has been enlarged, so that the flow rate of water was 30-50 liters per minute. The height of the crank seal side is high and the cylinder side is formed low so that the weight can be lightly illustrated.

4 is a front view of the piston pump cylinder head of the present invention, and the front of the cylinder head forms an insertion hole 23 inserted into a plurality of vox-type tools (boxes: tools for disassembling and coupling bolts) laterally in a central portion thereof. The cover bolts 24 are coupled to maintain airtightness, and a plurality of bolts are coupled to upper and lower portions thereof to fasten the cylinder head 20.

In addition, the discharge head 22 and the suction port 21 are formed at one side of the cylinder head 20 to connect the hoses 40, respectively.

5 is an exploded perspective view of the opening of the opening formed in the piston pump main body of the present invention, an opening 30 is formed on one side of the inclined surface of the main body to fasten the cover 31 with a plurality of bolts.

The opening 30 is for replacing and repairing a component of the piston, and is preferably formed at an upper portion between the cylinder head 20 and the piston guide hole 18. The opening 30 is intended to repair and replace the components constituting the cylinder 12, the cylinder coupling member 12a, the piston 13 and the components coupling them.

In addition, the size of the opening 30 may vary depending on the size of the high pressure piston pump, but is formed to a size such that the cylinder 12 and the piston guide hole 18 installed therein are exposed.

In the present invention, since the opening 30 is formed so that the cylinder head 20 and the main body 11 can be repaired without being disassembled, the cover 31 is coupled to the opening 30 to maintain airtightness. The cylinder coupling member 12a is formed to be in close contact with the piston 13 to maintain the airtightness when the piston is reciprocated in the cylinder 12, and the piston guard hole 18 also has a gasket to maintain the airtightness. Combining the cylinder holding member (12b) as described above is to maintain a close contact during the reciprocating movement of the piston to facilitate the compression.

The present invention can be used as a sewer dredging pump installed in a vessel to install a high pressure pump to extinguish fire or to suck and clean the sludge accumulated in the sewer.

Since the piston pump must be high pressure to be used as a sewer dredging pump, the piston pump has a large diameter and a pipe or hose connected to one side of the cylinder head of the piston pump made of large size also uses a large diameter. It takes a lot of time and effort to separate and assemble it. In addition, even if a solid component is used due to the characteristics of the high pressure piston pump, it must be replaced after a certain period of time. Without disassembling, it is possible to easily replace various parts such as piston rings and packing.

The present invention has the effect of reducing the repair time and cost by easily repairing the piston components of the oversized piston pump through the openings during replacement and repair without removing the cylinder head and connecting hose. In particular, even if the space in which the piston pump is installed is a narrow space has the effect that can be easily performed replacement and repair of parts without regard to the place.

Claims (4)

In a piston pump, A main body 11 having a crank seal 16 in which a crank shaft 15 in which a plurality of piston cylinders 12 and a plurality of pistons 13 are connected by a connecting rod 14 is formed; A closing member 17 corresponding to both sides of the crank seal and coupled to both sides of the main body 11 so as to fix a bearing fitted to both sides of the connecting rod 14; A cylinder head 20 corresponding to the cylinder 12 of the main body 11 and having a suction chamber and a compression chamber to be separately coupled to the main body; A suction port 21 and a discharge port 22 formed at one side of the cylinder head 20 to suck and discharge liquid and sludge; A rectangular opening 30 is formed in a predetermined size on the upper surface of the main body 11 proximate to the cylinder head 20, and the upper portion of the opening 30 is configured to be coupled to a cover 31 fixed by a plurality of bolts. Pressure piston pump made with. The method of claim 1, Cylinder head 20 is a high-pressure piston pump, characterized in that the tool insertion hole 23 is formed in a position corresponding to the front piston (13) and the tool insertion hole is configured to be closed with a cover bolt (24). The method of claim 1, The main body 11 is a high-pressure piston pump, characterized in that the crank seal is formed high and one side formed with an opening is low so that the outer surface of the main body has an inclined surface toward the cylinder head (20) side. The method of claim 1, Closing member 17 is installed on both sides of the crankshaft and one end member through-hole is formed so that the crankshaft 15 is projected to the outside to combine the pulley and the pulley is connected to the motor and belt located on one side to drive the piston pump High pressure piston pump, characterized in that configured to be.

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