CN111536014A - Linear inflator pump structure - Google Patents
Linear inflator pump structure Download PDFInfo
- Publication number
- CN111536014A CN111536014A CN202010264420.6A CN202010264420A CN111536014A CN 111536014 A CN111536014 A CN 111536014A CN 202010264420 A CN202010264420 A CN 202010264420A CN 111536014 A CN111536014 A CN 111536014A
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- China
- Prior art keywords
- gear
- connecting rod
- piston
- air outlet
- cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0005—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 adaptations of pistons
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0005—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 adaptations of pistons
- F04B39/0022—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 adaptations of pistons piston rods
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/122—Cylinder block
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
Abstract
The invention provides a linear inflator pump structure, and belongs to the technical field of inflator pumps. The automatic control device comprises a motor, a working mechanism and a transmission mechanism, wherein the working mechanism comprises a cylinder and a piston, the piston is arranged in the cylinder, an installation position is arranged on the side part of the cylinder, the motor is detachably connected with the installation position, a connecting rod is arranged at one end of the piston, one end of the connecting rod is connected with the piston, and a rotating groove is formed in the other end of the connecting rod; the transmission mechanism comprises a shell, a first gear and a second gear, wherein the first gear and the second gear are arranged in the shell, the shell is detachably connected with the installation position, the first gear and the second gear are arranged in a bevel gear transmission mode, the first gear is connected with the motor, the second gear is rotatably connected with the installation position through a bearing, a cam is arranged on the second gear, the cam is rotatably connected with the connecting rod through the bearing and a rotating groove, and a sliding auxiliary part is arranged on the shell and is in sliding contact with the connecting rod. The invention improves the portability of the inflator pump and reduces the noise generated when the inflator pump works.
Description
Technical Field
The invention belongs to the technical field of inflation pumps, and relates to a linear inflation pump structure.
Background
The portable inflator pump is a small inflator pump in daily use, has relatively small volume and is convenient to carry and use at any time when being out, the existing portable inflator pump generally comprises a motor, a transmission mechanism, a working mechanism and the like, the motor drives the transmission mechanism, the transmission mechanism drives the working mechanism to work, and the motor and the working mechanism are generally arranged in an L shape, so that the integral width of the portable inflator pump is increased and the portable inflator pump is inconvenient to carry; secondly, the transmission mechanism usually adopts cam transmission, and the cam transmission can cause great rocking, easily causes great noise.
In summary, in order to solve the structural deficiency of the existing portable inflator, a portable linear inflator with low noise needs to be designed.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a line type inflator pump structure which is convenient to carry and low in noise.
The object of the present invention can be achieved by the following technical solutions, a linear inflator structure, comprising:
a motor;
the working mechanism comprises a cylinder and a piston, the piston is arranged in the cylinder, an installation position is arranged on the side part of the cylinder, the motor is detachably connected with the installation position, a connecting rod is arranged at one end of the piston, one end of the connecting rod is connected with the piston, and a rotating groove is formed in the other end of the connecting rod;
the transmission mechanism comprises a shell, a first gear and a second gear, wherein the first gear and the second gear are arranged in the shell, the shell is detachably connected with an installation position, the first gear and the second gear are arranged in a bevel gear transmission mode, the first gear is connected with a motor, the second gear is rotatably connected with the installation position through a bearing, a cam is arranged on the second gear, the cam is rotatably connected with a connecting rod through a bearing and a rotating groove, and a sliding auxiliary part is arranged on the shell and is in sliding contact with the connecting rod.
In the above-mentioned linear inflator structure, the housing is provided with a sliding groove, and the sliding auxiliary member is disposed in the sliding groove to perform a linear reciprocating motion.
In the above linear inflator structure, a plurality of balls are disposed in the sliding auxiliary member, and the balls are in sliding contact with the connecting rod.
In the above linear inflator structure, the piston is provided with an air inlet and a sealing sheet, and the sealing sheet is arranged at the lower part of the air inlet and connected with the piston in an opening and closing manner.
In the above linear inflator structure, the bottom of the cylinder is provided with a first air outlet, a second air outlet and a sealing element, the sealing element is arranged between the first air outlet and the second air outlet and is in sealing contact with the first air outlet, and the lower part of the sealing element is provided with a spring.
In the above linear inflator structure, a plug is disposed at the bottom of the air outlet cylinder, and the spring and the sealing member are disposed on the plug.
In the above linear inflator structure, the upper portion of the sealing element is cylindrical or ball-head mounted, and the lower portion of the first air outlet is provided with an arc-shaped convex section.
In the above-mentioned linear inflator structure, the piston and the connecting rod are arranged in an integral structure or in a detachable and split structure.
Compared with the prior art, the invention avoids the L-shaped arrangement of a transmission mechanism and a motor by the bevel gear transmission design of the first gear and the second gear, and is more convenient for daily carrying; and through set up the rotation groove on the connecting rod, reduced the rocking that the cam rotated and brought, alleviateed the noise of pump during operation.
Drawings
FIG. 1 is a schematic structural view of a linear inflator configuration.
FIG. 2 is an exploded view of a linear inflator configuration.
FIG. 3 is a partial schematic structural view of a linear inflator configuration.
FIG. 4 is another schematic structural view of a portion of a linear inflator configuration.
In the figure, 100, a motor; 200. a working mechanism; 210. a cylinder; 211. an installation position; 212. a first air outlet hole; 213. a second air outlet; 214. a seal member; 215. a spring; 216. a plug; 220. a piston; 221. an air inlet; 222. sealing the sheet; 230. a connecting rod; 231. a rotating groove; 300. a transmission mechanism; 310. a housing; 311. a sliding groove; 320. a first gear; 330. a second gear; 331. a cam; 340. a sliding aid; 341. a ball bearing; 400. bearing assembly
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 4, a linear inflator structure includes:
a motor 100;
the working mechanism 200 comprises a cylinder 210 and a piston 220, the piston 220 is arranged in the cylinder 210, the side part of the cylinder 210 is provided with an installation position 211, the motor 100 is detachably connected with the installation position 211, one end of the piston 220 is provided with a connecting rod 230, one end of the connecting rod 230 is connected with the piston 220, and the other end of the connecting rod 230 is provided with a rotating groove 231;
the transmission mechanism 300 comprises a housing 310, and a first gear 320 and a second gear 330 which are arranged in the housing 310, wherein the housing 310 is detachably connected with the mounting position 211, the first gear 320 and the second gear 330 are arranged in a bevel gear transmission manner, the first gear 320 is connected with the motor 100, the second gear 330 is rotatably connected with the mounting position 211 through a bearing 400, a cam 331 is arranged on the second gear 330, the cam 331 is rotatably connected with the connecting rod 230 through the bearing 400 and a rotating groove 231, and a sliding auxiliary part 340 is arranged on the housing 310 and is in sliding contact with the connecting rod 230.
In this embodiment, as shown in fig. 2, first, the first gear 320 and the second gear 330 are set to be driven by bevel gears, so as to realize the linear structure of the inflator pump, reduce the width of the inflator pump, facilitate grasping during use and daily carrying; secondly, as shown in fig. 3, the rotation groove 231 is formed on the connecting rod 230 and is matched with the bearing 400, so that the shaking generated when the cam 331 drives the connecting rod 230 to move up and down is reduced by the bearing 400 and the rotation groove 231 (the shaking is not transmitted to the connecting rod 230 due to the movement of the bearing 400 in the rotation groove 231), and the noise generated by the inflator in the working state is reduced; furthermore, a sliding auxiliary 340 is disposed on the housing 310 and is in sliding contact with the connecting rod 230, so as to improve the smoothness and stability of the up-and-down movement of the connecting rod 230.
Preferably, the housing 310 is provided with a sliding groove 311, the sliding auxiliary 340 is disposed in the sliding groove 311 to reciprocate linearly, as shown in fig. 2, in this embodiment, protruding sections are disposed on two sides of the sliding groove 311 to prevent the sliding auxiliary 340 from moving left and right, and a key groove is disposed in the middle of the sliding groove 311 to limit the vertical displacement range of the sliding auxiliary 340.
Preferably, as shown in fig. 2, a plurality of balls 341 are disposed in the sliding auxiliary member 340, and the balls are in sliding contact with the connecting rod 230, although the present invention is not limited to the above-mentioned embodiment, and sliding members such as the balls 341 and rollers may also be used.
Preferably, as shown in fig. 2 and 3, the piston 220 is provided with an air inlet hole 221 and a sealing sheet 222, the sealing sheet 222 is arranged below the air inlet hole 221 and is connected with the piston 220 in an opening and closing manner, when the piston 220 moves upwards, the sealing sheet 222 opens the air inlet hole 221 to supply air, and when the piston 220 moves downwards, the sealing sheet 222 is closed to prevent air from leaking from the air inlet hole 221.
Preferably, as shown in fig. 2 and 4, the bottom of the cylinder 210 is provided with a first air outlet hole 212, a second air outlet hole 213 and a sealing member 214, the sealing member 214 is arranged between the first air outlet hole 212 and the second air outlet hole 213 and is in sealing contact with the first air outlet hole 212, the lower portion of the cylinder is provided with a spring 215, when gas is pressed through the piston 220 as the first air outlet hole 212, the spring 215 below the sealing member 214 is compressed, the sealing member 214 is not in sealing contact with the first air outlet hole 212, and after the gas is discharged through the second air outlet hole 213, the spring 215 is reset, and the sealing member 214 continues to be in sealing contact with the first air outlet hole 212.
Preferably, as shown in fig. 2, a plug 216 is disposed at the bottom of the air outlet cylinder 210, the spring 215 and the sealing member 214 are disposed on the plug 216, and the plug 216 and the air outlet cylinder 210 may be in threaded connection, so as to facilitate disassembly, assembly and maintenance.
Preferably, sealing member 214 upper portion is cylindric or bulb dress, first venthole 212 lower part is provided with the protruding section of arc, forms line contact with sealing member 214 and seals, and traditional face contact seal need guarantee the parallel contact of two faces, and the processing degree of difficulty is big, and line contact seal guarantees through the contact of line with the face sealed, and the processing degree of difficulty is lower.
Preferably, the piston 220 and the connecting rod 230 are arranged in an integrated structure or in a detachable split manner, the integrated structure has stronger impact resistance, and the detachable split manner is more convenient for replacing the piston 220.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (8)
1. A linear inflator structure, comprising:
a motor;
the working mechanism comprises a cylinder and a piston, the piston is arranged in the cylinder, an installation position is arranged on the side part of the cylinder, the motor is detachably connected with the installation position, a connecting rod is arranged at one end of the piston, one end of the connecting rod is connected with the piston, and a rotating groove is formed in the other end of the connecting rod;
the transmission mechanism comprises a shell, a first gear and a second gear, wherein the first gear and the second gear are arranged in the shell, the shell is detachably connected with an installation position, the first gear and the second gear are arranged in a bevel gear transmission mode, the first gear is connected with a motor, the second gear is rotatably connected with the installation position through a bearing, a cam is arranged on the second gear, the cam is rotatably connected with a connecting rod through a bearing and a rotating groove, and a sliding auxiliary part is arranged on the shell and is in sliding contact with the connecting rod.
2. The structure of a linear inflator according to claim 1, wherein the housing is provided with a slide groove, and the slide assistance member is disposed in the slide groove to reciprocate linearly.
3. The in-line inflator structure of claim 2, wherein a plurality of balls are provided in the sliding assistance member, the balls being in sliding contact with the connecting rod.
4. The linear inflator structure according to claim 1, wherein the piston is provided with an air inlet hole and a sealing piece, and the sealing piece is arranged below the air inlet hole and is connected with the piston in an opening and closing manner.
5. The linear inflator structure according to claim 4, wherein the cylinder bottom is provided with a first air outlet, a second air outlet, and a sealing member, the sealing member is disposed between the first air outlet and the second air outlet and is in sealing contact with the first air outlet, and the lower portion is provided with a spring.
6. The structure of claim 5, wherein a plug is disposed at the bottom of the air outlet cylinder, and the spring and the sealing member are disposed on the plug.
7. The linear inflator structure of claim 5, wherein the upper portion of the sealing member is cylindrical or ball-shaped, and the lower portion of the first air outlet is provided with an arc-shaped convex section.
8. The linear inflator structure of claim 1, wherein the piston and the connecting rod are integrally formed or detachably formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010264420.6A CN111536014A (en) | 2020-04-07 | 2020-04-07 | Linear inflator pump structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010264420.6A CN111536014A (en) | 2020-04-07 | 2020-04-07 | Linear inflator pump structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111536014A true CN111536014A (en) | 2020-08-14 |
Family
ID=71980424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010264420.6A Pending CN111536014A (en) | 2020-04-07 | 2020-04-07 | Linear inflator pump structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111536014A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6280163B1 (en) * | 1998-03-30 | 2001-08-28 | Wen San Chou | Spring blade intake valve for air compressor |
| US20020178907A1 (en) * | 2001-05-31 | 2002-12-05 | Wen San Chou | Air compressor having a smooth and stable structure |
| CN101672265A (en) * | 2009-10-12 | 2010-03-17 | 浙江鸿友压缩机制造有限公司 | Linear-guidance restricting reciprocating piston compressor |
| CN101943058A (en) * | 2010-09-30 | 2011-01-12 | 浙江钱江摩托股份有限公司 | Piston connecting rod device of connecting rod-guide reciprocating piston type internal combustion engine |
| CN208431130U (en) * | 2017-11-27 | 2019-01-25 | 南京塑维网络科技有限公司 | A kind of hand electric air pump |
-
2020
- 2020-04-07 CN CN202010264420.6A patent/CN111536014A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6280163B1 (en) * | 1998-03-30 | 2001-08-28 | Wen San Chou | Spring blade intake valve for air compressor |
| US20020178907A1 (en) * | 2001-05-31 | 2002-12-05 | Wen San Chou | Air compressor having a smooth and stable structure |
| CN101672265A (en) * | 2009-10-12 | 2010-03-17 | 浙江鸿友压缩机制造有限公司 | Linear-guidance restricting reciprocating piston compressor |
| CN101943058A (en) * | 2010-09-30 | 2011-01-12 | 浙江钱江摩托股份有限公司 | Piston connecting rod device of connecting rod-guide reciprocating piston type internal combustion engine |
| CN208431130U (en) * | 2017-11-27 | 2019-01-25 | 南京塑维网络科技有限公司 | A kind of hand electric air pump |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 315400 Industrial Park, Simen Town, Yuyao City, Ningbo City, Zhejiang Province Applicant after: Ningbo Tianrui Intelligent Technology Co.,Ltd. Address before: 315400 Industrial Park, Simen Town, Yuyao City, Ningbo City, Zhejiang Province Applicant before: NINGBO TALLER ELECTRICAL APPLIANCE Co.,Ltd. |