CN219932431U

CN219932431U - High flow pump head

Info

Publication number: CN219932431U
Application number: CN202321275478.6U
Authority: CN
Inventors: 徐伟兵
Original assignee: Taizhou Chengchi Electrical And Mechanical Co ltd
Current assignee: Taizhou Chengchi Electrical And Mechanical Co ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-10-31
Anticipated expiration: 2033-05-24

Abstract

The utility model discloses a high-flow pump head which comprises an axle box structure, wherein an outer ring of the axle box structure is provided with an outer shell structure, the front surface of the axle box structure is provided with a pump assembly structure, one side of the axle box structure is provided with a piston rod structure, and the top of the axle box structure is provided with an oil window structure. Through the use of crankcase, can make the radiating effect of device better, the crankcase is the shell of pump for the installation and the connection of each structure, through first can see that the outer lane of crankcase is provided with a plurality of fin, can be better dispel the heat to the whole device, and the surface of crankcase is through forging oxidation treatment simultaneously, can overcome the defect in aspects such as crankcase surface hardness, abrasion resistance, enlarges application scope, increase of service life.

Description

High flow pump head

Technical Field

The utility model relates to the technical field of water pumps, in particular to a high-flow pump head.

Background

Pumps are machines that deliver or pressurize fluids. It transmits mechanical energy of the prime mover or other external energy to the liquid, causing the liquid to increase in energy. The pump is mainly used for conveying water, oil, acid-alkali liquor, emulsion, suspension emulsion, liquid metal and other liquids, and can also be used for conveying liquid and gas mixtures and liquids containing suspended solids. Pumps can be generally classified into three types, positive displacement pumps, power pumps and other types of pumps according to the principle of operation. Besides classification by working principle, classification and naming can also be performed by other methods. For example, the driving method can be divided into an electric pump, a hydraulic pump and the like; the pump can be divided into a single-stage pump and a multi-stage pump according to the structure; the device can be divided into a boiler feed pump, a metering pump and the like according to purposes; the liquid can be classified into a water pump, an oil pump, a slurry pump, and the like according to the property of the liquid to be transported. The linear pump and the conventional pump can be divided according to the shaft structure. The water pump can only convey the material flow taking the fluid as a medium, and can not convey the solid.

However, the existing pump has some defects that the first pump can generate higher heat when in operation, the existing pump has poor heat dissipation effect, the working efficiency is affected, the second pump and the existing pump have poor sealing performance, or oil or water in the pump leaks due to structural aging when the pump is used for a certain time.

Disclosure of Invention

The present utility model is directed to a high flow pump head to solve the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the oil pump comprises an axle box structure, wherein an outer ring of the axle box structure is provided with an outer shell structure, the front of the axle box structure is provided with a pump assembly structure, one side of the axle box structure is provided with a piston rod structure, and the top of the axle box structure is provided with an oil window structure.

Preferably, the axle box structure includes the crankcase, one side of crankcase is provided with the water pipe, the outer lane of water pipe has cup jointed the support, the one end of water pipe is connected with the second oil blanket, the one end inner chamber of water pipe has cup jointed the water shield, the one end of water pipe is provided with first sealing plug, be provided with the third O shape ring between first sealing plug and the water pipe, the other end inner chamber of water pipe has cup jointed the copper sheet, one side of copper sheet is provided with the fourth O shape ring, the one end threaded connection of water pipe has the bolt, the one end of water pipe is connected with the guide ring, one side of guide ring is provided with the fifth O shape ring, one end of guide ring is connected with the holding ring, the one end of holding ring is connected with the water seal external member, one side of crankcase is connected with the bent axle, one side of bent axle is provided with the flat key, bearing and roller bearing have been cup jointed respectively to the both ends outer lane of bent axle.

Preferably, the oil window structure comprises an oil level gauge, a plug is movably arranged at the top of the oil level gauge, and a third O-shaped ring is arranged between the plug and the oil level gauge.

Preferably, the shell structure gasket, one side of gasket is provided with the right side lid, be provided with the second O shape ring between right side lid and the gasket, one side of right side lid is provided with first oil blanket, one side threaded connection of right side lid has the screw, be provided with the backing ring between screw and the right side lid, the right side lid is located the right side of crankcase, the left side of crankcase is provided with the left side lid, the connected mode of left side lid and crankcase is the same with the right side lid, and no longer detailed herein, the back of crankcase is provided with the metal frame, one side of metal frame is connected with the back lid, the back lid passes through hexagonal screw and is connected with the crankcase.

Preferably, the piston rod structure comprises a connecting piece, one end of the connecting piece is connected with a piston pin, and the outer ring of the piston pin is sleeved with a piston.

Preferably, the pump assembly structure includes the pump head, the positive swing joint of pump head has the check valve screw, the one end of check valve screw is connected with one-way valve, the outer lane of check valve screw has cup jointed seventh O shape ring, one side of seventh O shape ring is provided with eighth O shape ring, the top of pump head is the same with positive all being connected with check valve screw and connected mode, and not repeated, the right side of pump head is provided with the second sealing plug, the sixth O shape ring has been cup jointed to the outer lane of second sealing plug, the pump head is connected with the crankcase through the button head screw.

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

1. this high-flow pump head through the use of crankcase, can make the radiating effect of device better, and the crankcase is the shell of pump for the installation and the connection of each structure, through first can see that the outer lane of crankcase is provided with a plurality of fin, can be better dispel the heat to the whole device, and the surface of crankcase is through forging oxidation treatment simultaneously, can overcome the defect in aspects such as crankcase surface hardness, wearability, enlarges the range of application, increase of service life.

2. This high flow pump head uses through the cooperation of back lid, left side lid and lid, can be convenient for the installation and the dismantlement of device, and back lid, left side lid and right side lid all are connected with the crankcase through the screw, can be convenient for dismantle the maintenance, are provided with the metal frame between back lid and the crankcase, are provided with gasket and second O shape ring between left side lid, right side lid and the crankcase, can avoid the pump body to lead to its and the crankcase between be connected loose when vibrations.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic diagram illustrating the disassembly of the structure of the present utility model.

In the figure: 01. an axle box structure; 02. a housing structure; 03. a pump assembly structure; 04. a piston rod structure; 05. an oil window structure; 1. a hexagonal screw; 2. a rear cover; 3. a metal frame; 4. a connecting piece; 5. a piston pin; 6. a piston; 7. a crankcase; 8. a crankshaft; 9. a flat key; 10. a bearing; 11. a gasket; 12. a second O-ring; 13. a right cover; 14. a first oil seal; 15. a backing ring; 16. a screw; 17. a third O-ring; 18. a first sealing plug; 19. a second oil seal; 20. a bracket; 21. a water shield; 22. a water pipe; 23. copper sheets; 24. a fourth O-ring; 25. a bolt; 26. a guide ring; 27. a fifth O-ring; 28. sealing water; 29. a support ring; 30. a water seal sleeve; 31. a second sealing plug; 32. a sixth O-ring; 33. a seventh O-ring; 34. a one-way valve; 35. an eighth O-ring; 36. a check valve screw; 37. a round head screw; 38. a pump head; 39. a roller bearing; 40. a left cover; 41. a plug; 42. oil level.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides a high-flow pump head, includes axle box structure 01, and axle box structure 01's outer lane is provided with shell structure 02, and axle box structure 01's front is provided with pump assembly structure 03, and axle box structure 01's one side is provided with piston rod structure 04, and axle box structure 01's top is provided with oil window structure 05.

The axle box structure 01 comprises a crankcase 7, a water pipe 22 is arranged on one side of the crankcase 7, a support 20 is sleeved on the outer ring of the water pipe 22, a second oil seal 19 is connected to one end of the water pipe 22, a water shield 21 is sleeved in an inner cavity of one end of the water pipe 22, a first sealing plug 18 is arranged at one end of the water pipe 22, a third O-shaped ring 17 is arranged between the first sealing plug 18 and the water pipe 22, a copper sheet 23 is sleeved in an inner cavity of the other end of the water pipe 22, a fourth O-shaped ring 24 is arranged at one side of the copper sheet 23, a bolt 25 is connected to one end of the water pipe 22 in a threaded manner, a guide ring 26 is connected to one end of the water pipe 22, a fifth O-shaped ring 27 is arranged at one side of the guide ring 26, a water seal 28 is arranged at one end of the guide ring 26, a supporting ring 29 is connected to one end of the supporting ring 29, a water seal sleeve 30 is connected to one side of the crankcase 7, a flat key 9 is arranged at one side of the crankshaft 8, and two end outer rings of the crankshaft 8 are respectively sleeved with a bearing 10 and a roller bearing 39.

In this embodiment, the crankcase 7 is a casing of a pump, and is used for installing and connecting various structures, as can be seen from fig. 1, the outer ring of the crankcase 7 is provided with a plurality of cooling fins, so that the whole device can be well cooled, meanwhile, the surface of the crankcase 7 is subjected to forging oxidation treatment, so that the defects of the crankcase 7 in aspects of surface hardness, wear resistance and the like can be overcome, the application range is enlarged, the service life is prolonged, the water shield 21, the water seal 28 and the water seal sleeve 30 can well avoid seepage of the device, the service life of the device is prolonged to a certain extent, corners of the bearing 10 and the roller bearing 39 are rounded, the durability of the bearing can be ensured, and the large-size ball bearing ensures the concentricity of the crankshaft 8, so that the pump can run stably.

Wherein, oil window structure 05 includes oil level gauge 42, and the top activity of oil level gauge 42 is provided with plug 41, is provided with third O shape ring 17 between plug 41 and the oil level gauge 42

In this embodiment, the oil level gauge 12 is above the crankcase 7, and can be used to check the oil level, so as to facilitate inspection and maintenance of the pump, and the third O-ring 17 can avoid leakage of oil in the pump.

Wherein, shell structure 02 gasket 11, one side of gasket 11 is provided with right lid 13, be provided with second O shape ring 12 between right lid 13 and the gasket 11, one side of right lid 13 is provided with first oil blanket 14, one side threaded connection of right lid 13 has screw 16, be provided with backing ring 15 between screw 16 and the right lid 13, right lid 13 is located the right side of crankcase 7, the left side of crankcase 7 is provided with left lid 40, the connected mode of left lid 40 and crankcase 7 is the same with right lid 13, the description is omitted here again, the back of crankcase 7 is provided with metal frame 3, one side of metal frame 3 is connected with back lid 2, back lid 2 is connected with crankcase 7 through hexagonal screw 1.

In this embodiment, the rear cover 2, the left cover 40 and the right cover 13 are all connected with the crankcase 7 through screws, so that the disassembly and maintenance can be facilitated, the metal frame 3 is arranged between the rear cover 2 and the crankcase 7, the gasket 11 and the second O-ring 12 are arranged between the left cover 40, the right cover 13 and the crankcase 7, and the connection looseness between the pump body and the crankcase 7 caused by vibration can be avoided.

The piston rod structure 04 comprises a connecting piece 4, one end of the connecting piece 4 is connected with a piston pin 5, and the outer ring of the piston pin 5 is sleeved with a piston 6.

In this embodiment, the wrist pin 5 is copper, adopts the bar copper to connect connecting piece 4 and wrist pin 5, and intensity is higher, durable.

The pump assembly structure 03 includes a pump head 38, a check valve screw 36 is movably connected to the front surface of the pump head 38, one end of the check valve screw 36 is connected to a one-way valve 34, a seventh O-ring 33 is sleeved on an outer ring of the check valve screw 36, an eighth O-ring 35 is disposed on one side of the seventh O-ring 33, the top of the pump head 38 is connected to the check valve screw 36 on the front surface in the same connection manner, and not described in detail, a second sealing plug 31 is disposed on the right side of the pump head 38, a sixth O-ring 32 is sleeved on an outer ring of the second sealing plug 31, and the pump head 38 is connected to the crankcase 7 through a round head screw 37.

In this embodiment, the pump head 38 is made of forged brass, and has high strength, no air hole defect, long service life, high temperature resistance, and the tightness of the device can be ensured by the sixth O-ring 32, the seventh O-ring 33, and the eighth O-ring 35.

Working principle: the device comprises axle box structure 01, shell structure 02, pump assembly structure 03, piston rod structure 04 and oil window structure 05, and oil window structure 05 can be convenient for carry out the observation window to the device and be located the oil pump behind, and the oil seal position of being convenient for is inspected, and the maintenance of being convenient for, pump head 38 select forging and pressing brass material for use, and intensity is high. The device has the advantages that no air hole defect exists, the service life is long, the device is high-pressure resistant, all O-shaped rings are made of rubber materials, the tightness of the device is guaranteed, the situation that no seepage exists during use is guaranteed, the bearing 10 and the roller bearing 39 are large-size ball bearings, the concentricity of crankshaft connecting rods is guaranteed, the running stability of a pump is guaranteed, the surface of the crankcase 7 is subjected to casting oxidation treatment, cooling fins are arranged on the outer ring, the heat dissipation effect of the device is good, the piston pin 5 is loaded by copper bars, the strength is high, the device is durable, the rear cover 2, the left cover 40 and the right cover 13 are connected with the crankcase 7 through screws, the disassembly and maintenance can be facilitated, the metal frame 3 is arranged between the rear cover 2 and the crankcase 7, the gaskets 11 and the second O-shaped rings 12 are arranged between the left cover 40, the right cover 13 and the crankcase 7, the connection looseness between the crankshaft 7 can be avoided when the pump body and the crankcase 7 is caused during vibration, and the device is simple in structure and convenient to use.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high flow pump head comprising an axle box structure (01), characterized in that: the outer ring of axle box structure (01) is provided with shell structure (02), the front of axle box structure (01) is provided with pump assembly structure (03), one side of axle box structure (01) is provided with piston rod structure (04), the top of axle box structure (01) is provided with oil window structure (05).

2. A high flow pump head as claimed in claim 1, wherein: axle box structure (01) structure includes crankcase (7), one side of crankcase (7) is provided with water pipe (22), support (20) have been cup jointed to the outer lane of water pipe (22), the one end of water pipe (22) is connected with second oil blanket (19), the one end inner chamber of water pipe (22) has cup jointed water shield (21), the one end of water pipe (22) is provided with first sealing plug (18), be provided with third O shape ring (17) between first sealing plug (18) and water pipe (22), copper sheet (23) have been cup jointed to the other end inner chamber of water pipe (22), one side of copper sheet (23) is provided with fourth O shape ring (24), the one end threaded connection of water pipe (22) has bolt (25), the one end of water pipe (22) is connected with guide ring (26), one side of guide ring (26) is provided with fifth O shape ring (27), one side of fifth O shape ring (27) is provided with water seal (28), the one end of guide ring (26) is connected with backup ring (29), backup ring (29) is connected with water seal (30).

3. A high flow pump head as claimed in claim 1, wherein: the oil window structure (05) comprises an oil level gauge (42), a plug (41) is movably arranged at the top of the oil level gauge (42), and a third O-shaped ring (17) is arranged between the plug (41) and the oil level gauge (42).

4. A high flow pump head as claimed in claim 1, wherein: shell structure (02) gasket (11), one side of gasket (11) is provided with right lid (13), be provided with second O shape ring (12) between right lid (13) and gasket (11), one side of right lid (13) is provided with first oil blanket (14), one side threaded connection of right lid (13) has screw (16), be provided with backing ring (15) between screw (16) and right lid (13), right lid (13) are located the right side of crankcase (7), the left side of crankcase (7) is provided with left lid (40), the connected mode of left side lid (40) and crankcase (7) is the same with right lid (13), and not repeated here, the back of crankcase (7) is provided with metal frame (3), one side of metal frame (3) is connected with back lid (2), back lid (2) are connected with crankcase (7) through hexagonal screw (1).

5. A high flow pump head as claimed in claim 1, wherein: the piston rod structure (04) comprises a connecting piece (4), one end of the connecting piece (4) is connected with a piston pin (5), and the outer ring of the piston pin (5) is sleeved with a piston (6).

6. A high flow pump head as claimed in claim 1, wherein: pump assembly structure (03) include pump head (38), the positive swing joint of pump head (38) has check valve screw (36), the one end of check valve screw (36) is connected with one-way valve (34), seventh O shape ring (33) have been cup jointed in the outer lane of check valve screw (36), one side of seventh O shape ring (33) is provided with eighth O shape ring (35), the top and the front of pump head (38) all are connected with check valve screw (36) and connected mode are the same, and not repeated, the right side of pump head (38) is provided with second sealing plug (31), sixth O shape ring (32) have been cup jointed in the outer lane of second sealing plug (31), pump head (38) are connected with crankcase (7) through button head screw (37).

7. A high flow pump head as claimed in claim 2, wherein: one side of the crank case (7) is connected with a crank shaft (8), a flat key (9) is arranged on one side of the crank shaft (8), and two outer rings at two ends of the crank shaft (8) are respectively sleeved with a bearing (10) and a roller bearing (39).