CN213511425U - Ultrahigh pressure supercharger - Google Patents
Ultrahigh pressure supercharger Download PDFInfo
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- CN213511425U CN213511425U CN202022569439.XU CN202022569439U CN213511425U CN 213511425 U CN213511425 U CN 213511425U CN 202022569439 U CN202022569439 U CN 202022569439U CN 213511425 U CN213511425 U CN 213511425U
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Abstract
The utility model discloses an ultrahigh pressure supercharger, which comprises an oil cylinder, wherein both ends of the oil cylinder are connected with oil cylinder flanges, one end of each oil cylinder flange, which is far away from the oil cylinder, is connected with a high-pressure cylinder, and one end of each high-pressure cylinder, which is far away from the oil cylinder flange, is connected with an end cover; the hydraulic cylinder is internally provided with a piston, two ends of the piston are horizontally provided with plunger rods, the plunger rods extend into the corresponding high-pressure cylinders to do linear reciprocating motion, the top of the cylinder is provided with a position sensor, two sides of the bottom of the cylinder are provided with supporting legs, the supporting legs are internally provided with through holes along the vertical axis direction, and the through holes are communicated with the cylinder and form oil ports with the lower end surfaces of the supporting legs; the oil cylinder flange is characterized in that a boss is arranged at one end, close to the oil cylinder, of the oil cylinder flange, the oil cylinder is fixedly connected with the oil cylinder flange through screws, and the boss of the oil cylinder flange is in clearance fit with the oil cylinder. The utility model discloses the positioning accuracy of hydro-cylinder flange and high pressure cylinder is high, and the discharge capacity is big, and the running cost is low, and stability is high.
Description
Technical Field
The utility model relates to an superhigh pressure technical field, concretely relates to superhigh pressure booster.
Background
The ultra-high pressure booster is used in many fields such as hydraulic cutting, sterilization, powder metallurgy and the like. The traditional supercharger structure for generating ultrahigh pressure liquid is shown in the attached figures 1-2, and comprises an end cover a, an oil path plate b, high pressure cylinders c, an oil cylinder d, a plunger rod e and a piston f arranged on the plunger rod e, wherein the end cover a is positioned at two ends of the ultrahigh pressure supercharger, the end cover a is fixedly connected with the high pressure cylinders c through threads, a plug h for sealing is arranged between the end cover a and the high pressure cylinders c, two high pressure cylinders c are provided, the oil cylinder d is arranged between the two high pressure cylinders c, the plunger rod e is positioned in the high pressure cylinders c and the oil cylinder d, the high pressure cylinders c and the oil cylinder d are connected through square flanges g, the square flanges g are connected with the high pressure cylinders c through threads, four sealing elements i are symmetrically arranged at two ends in the high pressure cylinders c and used for sealing the plunger rod e with the high pressure cylinders c and the plug h, hydraulic oil enters the oil cylinder d under the distribution of the oil path plate b, the plunger rod, and a piston f positioned in the oil cylinder d compresses hydraulic oil under the action of a plunger rod e, and according to the hydraulic principle, the internal hydraulic pressure of the high-pressure cylinder c is many times of the section pressure of the piston f/the section pressure of the plunger rod e, so that the pressurization process is realized.
The traditional ultrahigh-pressure supercharger has the following defects: (1) the ultrahigh-pressure supercharger is generally made of high-strength steel, the high-strength steel is mainly in a cylindrical bar material supply mode, a high-pressure cylinder c and an oil cylinder d of the traditional ultrahigh-pressure supercharger are connected by adopting a square flange g, the production and processing process of the square flange g is complex, and form and position tolerance is difficult to control; (2) the high-pressure cylinder c and the square flange g are connected and positioned in a threaded manner, so that the positioning accuracy is low, the sealing element i is twisted, and the service life of the sealing element i is influenced; (3) the seal between the plug h and the high-pressure cylinder c is a soft sealing element i, and the soft sealing element i needs to be replaced periodically along with the prolonging of the service time, so that the service cost is increased; (4) the traditional ultrahigh-pressure supercharger plunger rod e has short stroke and limited displacement, and in order to increase the flow rate of the supercharger in unit time, the reciprocating motion frequency of the supercharger must be increased, so that the abrasion of the sealing element i is increased.
The patent with the application number of CN201620073381.0 published by the applicant discloses an ultrahigh pressure supercharger which has the advantages of large displacement, long service life and low use cost. However, as the application range of the ultra-high pressure technology is larger and larger, higher requirements on the stability of the ultra-high pressure supercharger are put forward in the industry.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, it is an object of the present invention to provide an ultra-high pressure supercharger for solving the problems mentioned in the background art.
In order to achieve the above objects and other related objects, the utility model provides an ultrahigh pressure supercharger, which comprises an oil cylinder, wherein both ends of the oil cylinder are connected with oil cylinder flanges, one end of the oil cylinder flange, which is far away from the oil cylinder, is connected with a high pressure cylinder, and one end of the high pressure cylinder, which is far away from the oil cylinder flange, is connected with an end cover;
the hydraulic cylinder is internally provided with a piston, two ends of the piston are horizontally provided with plunger rods, the plunger rods extend into the corresponding high-pressure cylinders to do linear reciprocating motion, the top of the cylinder is provided with a position sensor, two sides of the bottom of the cylinder are provided with supporting legs, the supporting legs are internally provided with through holes along the vertical axis direction, and the through holes are communicated with the cylinder and form oil ports with the lower end surfaces of the supporting legs;
the oil cylinder flange is provided with a boss at one end close to the oil cylinder, the oil cylinder is fixedly connected with the oil cylinder flange through a screw, the boss of the oil cylinder flange is in clearance fit with the oil cylinder, an oil cylinder flange sealing assembly is arranged between the boss of the oil cylinder flange and the oil cylinder, and an oil seal module, a sealing stop block and a high-pressure seal are sequentially arranged inside the oil cylinder flange from inside to outside along the axial direction;
the outside clearance fit of high pressure cylinder is equipped with the high pressure cylinder overcoat, the one end and the hydro-cylinder flange threaded connection of high pressure cylinder overcoat, the other end and the end cover threaded connection of high pressure cylinder overcoat, the internally mounted of end cover has the non return valve body of taking the inclined hole, the internally mounted of non return valve body has the valve pad, the one end of valve pad is installed and is exported the check valve body, the low pressure input port is installed to one side of end cover.
Preferably, a piston sealing assembly is arranged between the outer wall of the piston and the inner wall of the oil cylinder along the axial direction.
Preferably, two exhaust holes are formed in the piston, one end of each exhaust hole is connected with the assembly groove of the plunger rod, and the other end of each exhaust hole is provided with an exhaust valve.
Preferably, one end of the sealing stop block is in abutting contact with one end of the oil seal module, the other end of the sealing stop block is in abutting contact with one end of the high-pressure seal, and one end, far away from the sealing stop block, of the high-pressure seal is in spherical contact with the end wall of the high-pressure cylinder.
Preferably, the tip of hydro-cylinder flange screw hole is equipped with the cooperation position, and its bottom is equipped with the contact position, the outer wall of high-pressure cylinder overcoat with cooperation position adaptation connection, just the end wall of high-pressure cylinder overcoat with contact position butt.
Preferably, an end cover bolt is installed on the outer side of the end cover and compresses the check valve body, so that the conical surface of the check valve body is in abutting contact with the end wall of the high-pressure cylinder to form conical surface hard seal.
Preferably, the input valve assembly is installed inside both the check valve body and the output check valve body.
Compared with the prior art, the beneficial effects of the utility model are that: compared with the prior ultrahigh-pressure supercharger technology, the utility model can simplify the processing technology of the connecting flange of the ultrahigh-pressure supercharger and reduce the processing cost; two oil cylinder flanges with boss positioning are respectively connected with two ends of the oil cylinder, and the twisting tendency of the supercharger can be not considered during assembly or work of the supercharger, so that the working stability of the ultrahigh pressure supercharger is improved; the high-pressure cylinder is in clearance fit with the high-pressure cylinder outer sleeve, so that the guiding and positioning accuracy is high, and the high-pressure cylinder outer sleeve and the oil cylinder flange are provided with a matching position and a contact position, so that the oil cylinder, the oil cylinder flange and the high-pressure cylinder can achieve higher coaxiality; the high-pressure cylinder is in contact with the spherical surface of the high-pressure seal to form metal-to-metal seal, and meanwhile, the conical surface of the check valve body is in contact with the high-pressure cylinder to form conical surface hard seal, so that a soft seal assembly is omitted, the problem of replacing the soft seal assembly regularly is avoided, and the operation cost of the ultrahigh-pressure supercharger is reduced; the positioning accuracy of hydro-cylinder flange and high pressure cylinder is high, can realize that the booster discharge capacity is the twice of traditional superhigh pressure booster through increasing the length of hydro-cylinder, high pressure cylinder and plunger rod.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural diagram of a conventional ultra-high pressure supercharger;
FIG. 2 is a schematic cross-sectional view taken along A-A of FIG. 1;
FIG. 3 is a schematic structural view of the present invention;
FIG. 4 is an enlarged schematic view at B of FIG. 3;
FIG. 5 is an enlarged schematic view at C of FIG. 3;
fig. 6 is a side view of the present invention.
Wherein the reference numerals are specified as follows: the hydraulic cylinder comprises a hydraulic cylinder 1, a hydraulic cylinder flange 2, a high-pressure hydraulic cylinder 3, an end cover 4, a piston 5, a plunger rod 6, a position sensor 101, a supporting leg 102, an oil port 103, a hydraulic cylinder flange sealing assembly 201, an oil seal module 202, a sealing stop 203, a high-pressure seal 204, a matching position 205, a contact position 206, a high-pressure cylinder jacket 301, a check valve body 401, a valve pad 402, an output check valve body 403, a low-pressure input port 404, an end cover bolt 405, an input valve assembly 406, a piston sealing assembly 501 and an exhaust valve 502.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
It should be understood that the structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention does not have the essential significance in the technology, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
As shown in fig. 3-6, the utility model provides an ultrahigh pressure supercharger, which comprises an oil cylinder 1, wherein both ends of the oil cylinder 1 are connected with oil cylinder flanges 2, one end of the oil cylinder flange 2, which is far away from the oil cylinder 1, is connected with a high pressure cylinder 3, and one end of the high pressure cylinder 3, which is far away from the oil cylinder flange 2, is connected with an end cover 4;
a piston 5 is installed in the oil cylinder 1, two ends of the piston 5 are horizontally provided with plunger rods 6, the plunger rods 6 extend into the corresponding high-pressure cylinders 3 to do linear reciprocating motion, the top of the oil cylinder 1 is provided with a position sensor 101, two sides of the bottom of the oil cylinder 1 are provided with supporting feet 102, the supporting feet 102 are internally provided with through holes along the vertical axis direction, and the through holes are communicated with the oil cylinder 1 and form oil ports 103 with the lower end surface of the supporting feet 102;
one end of the oil cylinder flange 2 close to the oil cylinder 1 is provided with a boss, the precision of the oil cylinder flange is mainly guaranteed by turning, the processing technology is simple, an inner hole, threads, a matching position and a contact position can be clamped at one time, the boss is turned by taking an outer circle as a reference, the coaxiality is easy to guarantee, the oil cylinder 1 and the oil cylinder flange 2 are fixedly connected through screws, the boss of the oil cylinder flange 2 is in clearance fit with the oil cylinder 1, an oil cylinder flange sealing assembly 201 is arranged between the boss and the oil cylinder 1, and an oil seal module 202, a sealing stop block 203 and a high-pressure seal 204 are sequentially arranged in the oil cylinder flange;
the outside clearance fit of high pressure cylinder 3 is equipped with high pressure cylinder overcoat 301, play the guiding orientation effect, the one end and the hydro-cylinder flange 2 threaded connection of high pressure cylinder overcoat 301, the other end and end cover 4 threaded connection of high pressure cylinder overcoat 301, the internally mounted of end cover 4 has the check valve body 401 of taking the inclined hole, the purpose of processing the inclined hole is in order to make superhigh pressure delivery outlet and booster keep coaxial, the internally mounted of check valve body 401 has valve pad 402, output check valve body 403 is installed to the one end of valve pad 402, the low pressure input port 404 is installed to one side of end cover 4.
Wherein, a piston 5 sealing component is arranged between the outer wall of the piston 5 and the inner wall of the oil cylinder 1 along the axial direction.
Wherein, two sections of vent holes are arranged in the piston 5, one end of each section of vent hole is connected with the assembly groove of the plunger rod 6, and the other end is provided with an exhaust valve 502. The purpose of the vent valve 502 is to vent air from the interior of the piston 5 when the plunger rod 6 is assembled.
One end of the sealing stopper 203 is in abutting contact with one end of the oil seal module 202 so as to prevent the oil seal module 202 from axially moving, the other end of the sealing stopper 203 is in abutting contact with one end of the high-pressure seal 204 so as to prevent the sealing stopper 203 from axially moving, and one end of the high-pressure seal 204, which is far away from the sealing stopper 203, is in spherical contact with the end wall of the high-pressure cylinder 3 so as to form metal-to-metal sealing.
Wherein, the tip of hydro-cylinder flange 2 screw hole is equipped with cooperation position 205, and its bottom is equipped with contact position 206, and the outer wall and the cooperation position 205 adaptation of high-pressure jar overcoat 301 are connected, and the end wall and the contact position 206 butt of high-pressure jar overcoat 301.
The end cover bolt 405 is installed on the outer side of the end cover 4, and the end cover bolt 405 compresses the check valve body 401, so that the conical surface of the check valve body 401 is in abutting contact with the end wall of the high-pressure cylinder 3 to form a conical surface hard seal. The check valve body 401, the high-pressure cylinder 3, the high-pressure seal 204 and the sealing stopper 203 can be pressed tightly by applying the same torque force to the end cap bolt 405, so that the sealing purpose is achieved.
Wherein the check valve body 401 and the output check valve body 403 are each internally mounted with an input valve assembly 406. The input valve assembly 406 in the output check valve body 403 functions as a one-way high pressure output and the input valve assembly 406 in the check valve body 401 functions as a low pressure input.
The working principle is as follows: the utility model can simplify the processing technique of the connecting flange of the super-high pressure booster and reduce the processing cost; two oil cylinder flanges 2 with boss positioning are respectively connected with two ends of the oil cylinder 1, and the twisting tendency of the supercharger can be not considered during assembly or work of the supercharger, so that the working stability of the ultrahigh-pressure supercharger is improved; the high-pressure cylinder 3 is in clearance fit with the high-pressure cylinder outer sleeve 301, so that the guiding and positioning accuracy is high, and the high-pressure cylinder outer sleeve 301 and the oil cylinder flange 2 are provided with the matching position 205 and the contact position 206, so that the oil cylinder 1, the oil cylinder flange 2 and the high-pressure cylinder 3 can achieve high coaxiality; the high-pressure cylinder 3 is in contact with the spherical surface of the high-pressure seal 204 to form metal-to-metal seal, and meanwhile, the conical surface of the check valve body 401 is in contact with the high-pressure cylinder 3 to form conical surface hard seal, so that a soft seal assembly is omitted, the problem of replacing the soft seal assembly regularly is avoided, and the operation cost of the ultrahigh-pressure supercharger is reduced; the positioning accuracy of the oil cylinder flange 2 and the high-pressure cylinder 3 is high, and the discharge capacity of the supercharger can be twice of that of a traditional ultrahigh-pressure supercharger by increasing the lengths of the oil cylinder 1, the high-pressure cylinder 3 and the plunger rod 6.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The ultrahigh pressure supercharger is characterized by comprising an oil cylinder, wherein two ends of the oil cylinder are both connected with oil cylinder flanges, one end, far away from the oil cylinder, of each oil cylinder flange is connected with a high pressure cylinder, and one end, far away from the oil cylinder flange, of each high pressure cylinder is connected with an end cover;
the hydraulic cylinder is internally provided with a piston, two ends of the piston are horizontally provided with plunger rods, the plunger rods extend into the corresponding high-pressure cylinders to do linear reciprocating motion, the top of the cylinder is provided with a position sensor, two sides of the bottom of the cylinder are provided with supporting legs, the supporting legs are internally provided with through holes along the vertical axis direction, and the through holes are communicated with the cylinder and form oil ports with the lower end surfaces of the supporting legs;
the oil cylinder flange is provided with a boss at one end close to the oil cylinder, the oil cylinder is fixedly connected with the oil cylinder flange through a screw, the boss of the oil cylinder flange is in clearance fit with the oil cylinder, an oil cylinder flange sealing assembly is arranged between the boss of the oil cylinder flange and the oil cylinder, and an oil seal module, a sealing stop block and a high-pressure seal are sequentially arranged inside the oil cylinder flange from inside to outside along the axial direction;
the outside clearance fit of high pressure cylinder is equipped with the high pressure cylinder overcoat, the one end and the hydro-cylinder flange threaded connection of high pressure cylinder overcoat, the other end and the end cover threaded connection of high pressure cylinder overcoat, the internally mounted of end cover has the non return valve body of taking the inclined hole, the internally mounted of non return valve body has the valve pad, the one end of valve pad is installed and is exported the check valve body, the low pressure input port is installed to one side of end cover.
2. The ultra-high pressure supercharger of claim 1 wherein: and a piston sealing assembly is arranged between the outer wall of the piston and the inner wall of the oil cylinder along the axial direction.
3. The ultra-high pressure supercharger of claim 1 wherein: two sections of exhaust holes are arranged in the piston, one end of each section of exhaust hole is connected with the assembly groove of the plunger rod, and an exhaust valve is arranged at the other end of each section of exhaust hole.
4. The ultra-high pressure supercharger of claim 1 wherein: one end of the sealing stop block is in abutting contact with one end of the oil seal module, the other end of the sealing stop block is in abutting contact with one end of the high-pressure seal, and one end, far away from the sealing stop block, of the high-pressure seal is in spherical contact with the end wall of the high-pressure cylinder.
5. The ultra-high pressure supercharger of claim 1 wherein: the tip of hydro-cylinder flange screw hole is equipped with the cooperation position, and its bottom is equipped with the contact position, the outer wall of high pressure jar overcoat with cooperation position adaptation connection, just the end wall of high pressure jar overcoat with contact position butt.
6. The ultra-high pressure supercharger of claim 1 wherein: and an end cover bolt is arranged on the outer side of the end cover and tightly presses the check valve body, so that the conical surface of the check valve body is in abutting contact with the end wall of the high-pressure cylinder to form conical surface hard seal.
7. The ultra-high pressure supercharger of claim 1 wherein: and the input valve assembly is arranged in each of the check valve body and the output check valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022569439.XU CN213511425U (en) | 2020-11-09 | 2020-11-09 | Ultrahigh pressure supercharger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022569439.XU CN213511425U (en) | 2020-11-09 | 2020-11-09 | Ultrahigh pressure supercharger |
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| CN213511425U true CN213511425U (en) | 2021-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022569439.XU Active CN213511425U (en) | 2020-11-09 | 2020-11-09 | Ultrahigh pressure supercharger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116592005A (en) * | 2023-05-30 | 2023-08-15 | 山西三水河科技股份有限公司 | Supercharger component |
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2020
- 2020-11-09 CN CN202022569439.XU patent/CN213511425U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116592005A (en) * | 2023-05-30 | 2023-08-15 | 山西三水河科技股份有限公司 | Supercharger component |
| CN116592005B (en) * | 2023-05-30 | 2024-01-19 | 山西三水河科技股份有限公司 | Supercharger component |
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