CN209800179U

CN209800179U - Light corrosion-resistant type high-pressure pump

Info

Publication number: CN209800179U
Application number: CN201920524835.5U
Authority: CN
Inventors: 阮麟; 林斌; 周海杰
Original assignee: Taizhou Fuge Electromechanical Co Ltd
Current assignee: Taizhou Fuge Electromechanical Co Ltd
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2019-12-17
Anticipated expiration: 2029-04-17

Abstract

The utility model discloses a light corrosion resistant type high-pressure pump, including pump head assembly and base assembly, the pump head assembly is located base assembly upper portion, and the pump head assembly includes inlet tube, cylinder body, first check valve group, second check valve group and air-vent valve, and the base assembly includes connection pad, base, plunger assembly and transmission assembly, and transmission assembly cooperates with the plunger assembly to drive plunger assembly control first check valve group. The utility model adopts plastic material to replace traditional metal material through optimized design, reduces the weight of the product, is convenient to carry, and simultaneously, the corrosion resistance of the product is more excellent due to the material characteristics, and the processing and production are convenient, thereby facilitating the optimization of the through cavity of the cylinder body; the arrangement structures of the first check valve group, the second check valve group and the pressure regulating valve are optimized, so that high-pressure circulation regulation of liquid is facilitated, and high-pressure conveying efficiency is improved.

Description

Light corrosion-resistant type high-pressure pump

Technical Field

The utility model relates to a high-pressure pump technical field, in particular to light corrosion resistant type high-pressure pump.

background

The high-pressure pump is suitable for being used in the petroleum, chemical and fertilizer industries as a pump for the process, a high-pressure water descaling pump in metallurgy and steel rolling mills, a power source of high-pressure water cleaning descaling pumps in the industries of construction, shipbuilding, sugar manufacturing, paper making, chemical engineering and the like, water injection in oil fields, boiler water supply, a power source of hydraulic machinery, parts needing to generate high-pressure liquid, such as food, pharmacy and the like, and a conveying medium is fluid without solid particles.

in the process of conveying liquid by a high-pressure pump, particularly when conveying corrosive liquid, the pH value, the corrosion degree and the like of the liquid are different, so that the requirement on the universality of the high-pressure pump is high, the conventional high-pressure pump assembly is usually made of nonferrous metal, the forming process of the metal material is usually forging, an internal flow channel and a matching surface are required to be processed after forging, the high-pressure pump is heavy and inconvenient to transport and carry, and the corrosion resistance and the oxidation resistance of the nonferrous metal are relatively poor, so that the service life of the high-pressure pump is shortened, particularly when the high-pressure pump is used in small-sized cleaning equipment and a high-pressure sprayer, the total mass of the product is greatly increased, and the high-pressure; in addition, in the existing low-power high-pressure pump, the processing cost is high due to the fact that an internal flow channel is complex, and the high-pressure conveying efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a light corrosion resistant type high-pressure pump for solve above-mentioned technical problem, through optimizing overall structure, be favorable to the high pressure to carry, have the characteristics that the quality is light, with low costs, corrosion resistance is good.

The utility model provides a technical problem can adopt following technical scheme to realize:

the utility model provides a light corrosion resistant type high-pressure pump, includes pump head assembly and base assembly, the pump head assembly is located base assembly upper portion, the pump head assembly include the inlet tube, be used for fixed mounting the cylinder body of inlet tube, dock in cylinder body inner chamber and inlet tube inner chamber between first check valve group, with the second check valve group of cylinder body cooperation installation and with the air-vent valve of cylinder body cooperation installation, the base assembly includes connection pad, base, plunger assembly and transmission assembly, transmission assembly with the plunger assembly cooperation, and drive plunger assembly control first check valve group.

The inlet tube includes inlet tube body, the mouth of pipe of intaking, the logical chamber of intaking and a plurality of delivery port, first check valve group includes the first check valve of a plurality of, and single delivery port corresponds a single first check valve.

The cylinder body includes that cylinder body, the first one-way valve pocket of a plurality of, cylinder body lead to chamber, a plurality of second one-way valve pocket, pressure regulating valve pocket and cylinder body export, the second check valve group includes a plurality of second check valve, and single first pressure regulating valve pocket corresponds single delivery port and first check valve, and single second one-way valve pocket corresponds single second check valve, and is single first one-way valve pocket leads to the intracavity siphunculus through the cylinder body and corresponds single second one-way valve pocket.

the number of the water outlets, the first check valves, the first check valve cavities, the second check valves and the second check valve cavities is the same.

The number of the water outlets, the first check valve chambers, the second check valves and the second check valve chambers is 3, and the water outlets correspond to the first check valve chambers and are arranged in a regular triangle.

The cylinder body leads to the chamber and includes one-level siphunculus, second grade siphunculus and tertiary siphunculus, the one-level siphunculus is used for lining up and connects first one-way valve pocket and the one-way valve pocket of second, the second grade siphunculus is used for lining up and connects the one-way valve pocket of second and pressure regulating valve pocket, tertiary siphunculus is used for lining up and connects pressure regulating valve pocket and cylinder body.

The plunger assembly comprises a plurality of plunger units, each plunger unit comprises a plunger body, a plunger oil seal and a spring assembly, the plunger body penetrates through the plunger oil seal and the spring assemblies, the upper end of the plunger body is matched with the first one-way valve, the lower end of the plunger body is matched with the transmission assembly, and the number of the plunger units is the same as that of the first one-way valves.

The transmission assembly comprises a swash plate and a bearing, the swash plate comprises a swash plate part and a rotating shaft part, and the bearing is located between the swash plate part and the plunger assembly.

The water inlet pipe and/or the cylinder body are made of plastic materials.

the connecting disc is made of plastic materials.

compared with the prior art, the utility model have following outstanding advantage and effect: the utility model adopts plastic material to replace traditional metal material through optimized design, reduces the weight of the product, is convenient to carry, and simultaneously, the corrosion resistance of the product is more excellent due to the material characteristics, and the processing and production are convenient, thereby facilitating the optimization of the through cavity of the cylinder body; the arrangement structures of the first check valve group, the second check valve group and the pressure regulating valve are optimized, so that high-pressure circulation regulation of liquid is facilitated, and high-pressure conveying efficiency is improved.

The features of the present invention will be apparent from the accompanying drawings and from the detailed description of the preferred embodiments which follows.

Drawings

Fig. 1 is a schematic view of the overall installation structure of the present invention;

FIG. 2 is a schematic view of the overall exploded structure of the present invention;

FIG. 3 is a schematic view of the installation structure of the plunger assembly and the transmission assembly of the present invention;

FIG. 4 is a schematic view of the water inlet pipe of the present invention;

FIG. 5 is a schematic sectional view of the water inlet pipe of the present invention;

FIG. 6 is a schematic view of the structure of the cylinder body of the present invention;

FIG. 7 is a schematic sectional view of the cylinder body according to the present invention;

FIG. 8 is a schematic sectional view of the cylinder body of the present invention;

Fig. 9 is a schematic view of a sectional structure of the cylinder body of the present invention;

FIG. 10 is a schematic view of the swash plate structure of the present invention;

Wherein, 1, pump head assembly; 11. a water inlet pipe; 111. a water inlet pipe body; 112. a water inlet pipe orifice; 113. a water inlet through cavity; 114. a water outlet; 12. a cylinder body; 121. a cylinder body; 122. a first one-way valve cavity; 123. a second one-way valve cavity; 1241. a first-stage through pipe; 1242. performing secondary pipe dredging; 1243. a third-stage pipe; 125. a pressure regulating valve cavity; 126. an outlet of the cylinder; 13. a first check valve; 14. a second one-way valve; 15. a pressure regulating valve; 2. a base assembly; 21. a connecting disc; 22. a base; 23. a plunger assembly; 231. a plunger body; 232. plunger oil seal; 233. a spring assembly; 24. a transmission assembly; 241. a bearing is received; 242. a swash plate; 2421. a swash plate portion; 2422. a rotation shaft portion.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.

It should be noted that all directional indicators (such as up, down, left, right, front, and back) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly. In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

As shown in fig. 1 to 10, a light-weight corrosion-resistant high-pressure pump includes a pump head assembly 1 and a base assembly 2, the pump head assembly 1 is located on the upper portion of the base assembly 2, the pump head assembly 1 includes a water inlet pipe 1, a cylinder 12 for fixedly installing a water inlet pipe 11, a first check valve set butted between the inner cavity of the cylinder 12 and the inner cavity of the water inlet pipe 11, a second check valve set installed in cooperation with the cylinder 12, and a pressure regulating valve 15 installed in cooperation with the cylinder 12, the base assembly 2 includes a connecting disc 21, a base 22, a plunger assembly 23 and a transmission assembly 24, the upper portion of the connecting disc 21 is installed in cooperation with the cylinder 12, the lower portion is installed in cooperation with the base 22, the plunger assembly 23 and the transmission assembly 24 are installed inside the connecting disc 21 and the base 22, the plunger assembly 23 partially protrudes from the connecting disc 21 into the cylinder 12 and cooperates with the first check valve set, the transmission assembly 24, and drives the plunger assembly 23 to control the first check valve set.

In the above structure, the pump head assembly 1 is used for high pressure water delivery, the bottom of the base assembly 2 is usually used for correspondingly installing a motor, the motor is usually a common component in the prior art, and the driving of the plunger assembly 23 is usually completed by driving the transmission assembly 2 through the motor.

In this embodiment, the water inlet pipe 11 includes a water inlet pipe body 111, a water inlet pipe nozzle 112, a water inlet through cavity 113 and a plurality of water outlets 114, the first check valve set includes a plurality of first check valves 13, and a single water outlet 114 corresponds to a single first check valve 13.

In this embodiment, the cylinder 12 includes a cylinder body 121, a plurality of first check valve cavities 122, a cylinder through cavity, a plurality of second check valve cavities 123, a pressure regulating valve cavity 125 and a cylinder outlet 126, the second one-way valve group comprises a plurality of second one-way valves 14, a single first pressure regulating valve cavity 122 corresponds to a single water outlet 114 and a first one-way valve 13, a single second one-way valve cavity 123 corresponds to a single second one-way valve 14, a single first one-way valve cavity 122 corresponds to a single second one-way valve cavity 123 through a cylinder body through cavity inner through pipe, the cylinder body through cavity comprises a first-level through pipe 1241, a second-level through pipe 1242 and a third-level through pipe 1243, the first-stage through pipe 1241 is used to connect the first check valve chamber 122 and the second check valve chamber 123, the second-stage through pipe 1242 is used to connect the second check valve chamber 123 and the pressure regulating valve chamber 125, the tertiary through pipe 1243 is used to connect the pressure regulating valve cavity 125 and the cylinder outlet 126.

In this embodiment, the number of the water outlets 114, the first check valves 13, the first check valve cavities 122, the second check valves 14 and the second check valve cavities 123 is the same.

In this embodiment, the number of the water outlets 114, the first check valves 13, the first check valve cavities 122, the second check valves 14, and the second check valve cavities 123 is 3, and the water outlets 114 correspond to the first check valve cavities 122 and are arranged in a regular triangle.

in this embodiment, the plunger assembly 23 includes a plurality of plunger unit, the plunger unit includes plunger body 231, plunger oil seal 232 and spring unit 233, the plunger body 231 runs through plunger oil seal 232 and spring unit 233, and spring unit 233 includes compression spring and the spring holder that is located the compression spring both ends, is convenient for realize the compression and resets, increases the flexibility of plunger unit motion simultaneously, plunger body 231 upper end is used for cooperating with first check valve 13, plunger body 231 lower extreme is used for cooperating with transmission assembly 24, the plunger unit number is the same with first check valve 13 number.

In this embodiment, the transmission assembly 24 includes a swash plate 242 and a receiving bearing 241, the swash plate 242 includes a swash plate part 2421 and a rotating shaft part 2422, and the receiving bearing 241 is located between the swash plate part 2421 and the plunger assembly 23.

In the embodiment, the water inlet pipe 11 and/or the cylinder body 12 are made of plastic materials, the connecting disc 21 is made of plastic materials, the preferable water inlet pipe 11, the cylinder body 12 and the connecting disc 21 are made of plastic materials, and plastic is engineering plastic in the prior art and has good strength and corrosion resistance, so that the total weight of a product is reduced, meanwhile, the plastic materials are adopted, the plastic materials can be formed through pressure injection, later-stage processing is not needed, and the production cost is reduced.

The working principle of the embodiment is as follows: liquid enters a water inlet through cavity 113 inside a water inlet pipe body 111 through a water inlet pipe orifice 112, the liquid can respectively flow out from a water outlet 114, the water outlet 114 is butted with a first one-way valve cavity 122 inside the cylinder body 12, a first one-way valve 13 is correspondingly arranged between the water outlet 114 and the first one-way valve cavity 122, and the first one-way valve 13 is controlled to realize the primary control of different flow rates of three channels; after passing through the first check valve 13, the liquid flows into the second check valve cavity 123 through the primary through pipe 1241, a second check valve 14 is arranged in the second check valve cavity 123, the second check valve 14 plays a role in preventing backflow, and preferably, the 3 second check valve cavities 123 are mutually communicated and arranged at intervals in the same horizontal direction; after passing through the second one-way valve 14, the liquid flows to the pressure regulating valve cavity 125 through the second-level through pipe 1242, a pressure regulating valve 15 is arranged in the pressure regulating valve cavity 125, pressure control is realized through the pressure regulating valve 15, three-level control over liquid output is realized, and then the liquid is output to the cylinder body outlet 126 through the third-level through pipe; the transmission assembly 24 and the plunger assembly 23 are optimized, the swash plate 242 in the transmission assembly 23 is usually used for being in butt joint with a motor driving shaft, the motor driving shaft drives the rotating shaft part 2422 to rotate, so that the swash plate part 2421 is driven to rotate, and the upper part of the swash plate part 2421 is in butt joint with the bearing 241, so that the plunger assembly 23 is driven; the plunger assembly 23 is subjected to the inclined rotation movement of the bearing 241, the principle is the same as that of cam transmission, so that the control of three plunger units is realized, the transmission is carried out to the plunger body 231, and the upper end of the plunger body 231 is controlled to the first one-way valve 13.

In the above structure, the first check valve 13, the second check valve 14 and the pressure regulating valve 15 are all existing product components.

The utility model adopts plastic material to replace traditional metal material through optimized design, reduces the weight of the product, is convenient to carry, and simultaneously, the corrosion resistance of the product is more excellent due to the material characteristics, and the processing and production are convenient, thereby facilitating the optimization of the through cavity of the cylinder body; the arrangement structures of the first check valve group, the second check valve group and the pressure regulating valve are optimized, so that high-pressure circulation regulation of liquid is facilitated, and high-pressure conveying efficiency is improved.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. The utility model provides a light corrosion resistant type high-pressure pump, includes pump head assembly and base assembly, its characterized in that: the pump head assembly is located base assembly upper portion, the pump head assembly includes the inlet tube, is used for fixed mounting the cylinder body of inlet tube, dock in cylinder body inner chamber and inlet tube inner chamber between first check valve group, with the second check valve group of cylinder body cooperation installation and with the air-vent valve of cylinder body cooperation installation, the base assembly includes connection pad, base, plunger assembly and transmission assembly, the transmission assembly with the plunger assembly cooperation, and drive the control of plunger assembly first check valve group.

2. A lightweight corrosion resistant high pressure pump according to claim 1, wherein: the inlet tube includes inlet tube body, the mouth of pipe of intaking, the logical chamber of intaking and a plurality of delivery port, first check valve group includes the first check valve of a plurality of, and single delivery port corresponds a single first check valve.

3. A lightweight corrosion resistant high pressure pump according to claim 1, wherein: the cylinder body includes that cylinder body, the first one-way valve pocket of a plurality of, cylinder body lead to chamber, a plurality of second one-way valve pocket, pressure regulating valve pocket and cylinder body export, the second check valve group includes a plurality of second check valve, and single first pressure regulating valve pocket corresponds single delivery port and first check valve, and single second one-way valve pocket corresponds single second check valve, and is single first one-way valve pocket leads to the intracavity siphunculus through the cylinder body and corresponds single second one-way valve pocket.

4. A lightweight corrosion-resistant high-pressure pump according to claim 2 or 3, characterized in that: the number of the water outlets, the first check valves, the first check valve cavities, the second check valves and the second check valve cavities is the same.

5. a lightweight corrosion resistant high pressure pump according to claim 4, wherein: the number of the water outlets, the first check valve chambers, the second check valves and the second check valve chambers is 3, and the water outlets correspond to the first check valve chambers and are arranged in a regular triangle.

6. A lightweight corrosion resistant high pressure pump according to claim 3, wherein: the cylinder body leads to the chamber and includes one-level siphunculus, second grade siphunculus and tertiary siphunculus, the one-level siphunculus is used for lining up and connects first one-way valve pocket and the one-way valve pocket of second, the second grade siphunculus is used for lining up and connects the one-way valve pocket of second and pressure regulating valve pocket, tertiary siphunculus is used for lining up and connects pressure regulating valve pocket and cylinder body.

7. A lightweight corrosion resistant high pressure pump according to claim 1, wherein: the plunger assembly comprises a plurality of plunger units, each plunger unit comprises a plunger body, a plunger oil seal and a spring assembly, the plunger body penetrates through the plunger oil seal and the spring assemblies, the upper end of the plunger body is matched with the first one-way valve, the lower end of the plunger body is matched with the transmission assembly, and the number of the plunger units is the same as that of the first one-way valves.

8. a lightweight corrosion resistant high pressure pump according to claim 1, wherein: the transmission assembly comprises a swash plate and a bearing, the swash plate comprises a swash plate part and a rotating shaft part, and the bearing is located between the swash plate part and the plunger assembly.

9. A lightweight corrosion-resistant high pressure pump according to claim 1 or 2 or 3 or 6 or 7 or 8, characterized in that: the water inlet pipe and/or the cylinder body are made of plastic materials.

10. A lightweight corrosion resistant high pressure pump according to claim 9, wherein: the connecting disc is made of plastic materials.