CN212928082U - Pedal pump with adjustable pedal - Google Patents
Pedal pump with adjustable pedal Download PDFInfo
- Publication number
- CN212928082U CN212928082U CN202021762312.3U CN202021762312U CN212928082U CN 212928082 U CN212928082 U CN 212928082U CN 202021762312 U CN202021762312 U CN 202021762312U CN 212928082 U CN212928082 U CN 212928082U
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- CN
- China
- Prior art keywords
- rotating rod
- connecting rotating
- pedal
- rod
- pressure 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 244000309464 bull Species 0.000 abstract 5
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
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- Reciprocating Pumps (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model is suitable for a foot pump field provides a footboard adjustable foot pump, including pressure cylinder and piston cylinder, the upper end of pressure cylinder is connected with the top cap, and the right-hand member of pressure cylinder installs the manometer, the air duct is installed to the up end of top cap, and the left end of air duct is connected with the piston cylinder, the inside of piston cylinder is provided with the piston rod, and the lower extreme of piston rod is connected with first connection bull stick, the left end that the bull stick is connected to the second is installed the third and is connected the bull stick, and the left end that the bull stick is connected to the third is connected with the footboard, the front end that the bull stick is connected to the second is connected with the bracing piece, the left end face-mounting of pressure cylinder has the hand holding rod, and the inside of pressure cylinder is provided with the sealing washer, the gyro wheel is installed to the lower extreme of. This footboard adjustable foot pump is convenient for adjust the footboard, conveniently dismantles the sealing device who changes wearing and tearing, has solved the heavier portable problem of quality.
Description
Technical Field
The utility model relates to a pedal pump correlation technique field specifically is a pedal pump of footboard adjustable.
Background
The pedal pump is one of hydraulic pumps, and its function is to convert the mechanical energy of power machine (such as motor and internal combustion engine) into the pressure energy of liquid, and the motor drives the cam to rotate, when the cam pushes the plunger piston to move upwards, the sealed volume formed by plunger piston and cylinder body is reduced, the oil is squeezed out from the sealed volume, and is discharged to the required place by means of one-way valve, when the cam rotates to the descending position of curve, the spring forces the plunger piston downwards to form a certain vacuum degree, the oil in the oil tank enters the sealed volume under the action of atmospheric pressure, the cam makes the plunger piston continuously lift, the sealed volume is periodically reduced and increased, and the pump can continuously suck oil and discharge oil.
The pedal pump with the adjustable pedal is provided for solving the problems that the pedal is inconvenient to adjust, the pedal is easy to wear and is inconvenient to disassemble and replace a sealing device, the quality is heavy and the pedal pump is inconvenient to carry.
SUMMERY OF THE UTILITY MODEL
The utility model provides a footboard adjustable foot pump to solve the present foot pump that proposes in the above-mentioned background art and be not convenient for adjust the footboard, wearing and tearing are inconvenient easily and dismantle the change sealing device, the quality is the heavier portable's of not being convenient for problem.
The utility model is realized in such a way, a pedal-adjustable foot pump comprises a pressure cylinder and a piston cylinder, wherein the upper end of the pressure cylinder is connected with a top cover, the right end of the pressure cylinder is provided with a pressure gauge, a connecting pipe is arranged below the pressure gauge, the upper end surface of the top cover is provided with an air duct, the left end of the air duct is connected with the piston cylinder, the lower end of the piston cylinder is provided with an installation box, the piston rod is arranged inside the piston cylinder, the lower end of the piston rod is connected with a first connecting rotating rod, the lower end of the first connecting rotating rod is connected with a second connecting rotating rod, the left end of the second connecting rotating rod is provided with a third connecting rotating rod, the left end of the third connecting rotating rod is connected with a pedal, the front end of the second connecting rotating rod is connected with a support rod, the outer side of the support rod is provided with a spring, and the inside of pressure cylinder is provided with the sealing washer, the gyro wheel is installed to the lower extreme of pressure cylinder, and the left end of gyro wheel is connected with the support chassis.
The utility model also provides that the connection mode between the pressure cylinder and the top cover is bolt connection, and a lug is arranged inside the pressure cylinder;
the utility model also provides a close fit arrangement of the piston cylinder and the piston rod, and the connection mode between the piston rod and the first connecting rotating rod is hinged;
the utility model also provides that the connection mode between the first connecting rotating rod and the second connecting rotating rod is rotary connection, and the connection mode between the second connecting rotating rod and the third connecting rotating rod is hinged;
the utility model also provides that the longitudinal section of the third connecting rotating rod is L-shaped, the third connecting rotating rod is welded with the pedal, and the upper surface of the pedal is provided with transverse bulges at equal intervals;
the utility model also provides that the connection mode between the support rod and the second connecting rotating rod is rotary connection, and the support rod is connected with the support chassis in a welding mode;
compared with the prior art, the beneficial effects of the utility model are that: the pedal-adjustable pedal pump is convenient for adjusting the pedal, is convenient for disassembling and replacing a worn sealing device, and solves the problems of heavier mass and inconvenience in carrying;
1. the pedal is provided with a second connecting rotating rod, a third connecting rotating rod and a pedal, the upper surface of the pedal is contacted with the upper surface of the second connecting rotating rod by clockwise rotating the third connecting rotating rod and the pedal, and the third connecting rotating rod and the pedal are folded to facilitate the adjustment of the pedal;
2. the sealing device is provided with the pressure cylinder, the top cover and the sealing ring, and the pressure cylinder and the top cover can be separated by rotating and disassembling the bolt at the joint of the pressure cylinder and the top cover, so that the sealing ring in the pressure cylinder is taken out, the sealing ring is convenient to disassemble and replace, and the function of disassembling and replacing the worn sealing device is achieved;
3. be equipped with support chassis and gyro wheel, place on level ground through will supporting chassis and gyro wheel, support chassis and ground contact, fixed the device prevents that the gyro wheel from rolling, and the back of finishing using stimulates the holding rod right, and the gyro wheel rolls on ground, and portable has solved the heavier portable problem of foot pump quality.
Drawings
Fig. 1 is a schematic view of a front view structure provided by the present invention;
fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;
fig. 3 is a schematic view of a connection front view structure of the second connecting rotating rod and the third connecting rotating rod provided by the present invention;
fig. 4 is a schematic view of the front cross-sectional structure of the connection between the pressure cylinder and the top cover provided by the present invention.
In the figure: 1. a pressure cylinder; 2. a piston cylinder; 3. an air duct; 4. installing a box; 5. a piston rod; 6. a first connecting rotating rod; 7. a second connecting rotating rod; 8. a third connecting rotating rod; 9. a pedal; 10. a support bar; 11. a spring; 12. a holding rod is held; 13. a top cover; 14. a connecting pipe; 15. a pressure gauge; 16. a support chassis; 17. a roller; 18. and (5) sealing rings.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-4, the present invention provides a technical solution: a pedal-adjustable foot pump comprises a pressure cylinder 1, a piston cylinder 2, an air duct 3, an installation box 4, a piston rod 5, a first connecting rotating rod 6, a second connecting rotating rod 7, a third connecting rotating rod 8, a pedal 9, a support rod 10, a spring 11, a hand-held holding rod 12, a top cover 13, a connecting pipe 14, a pressure gauge 15, a support chassis 16, a roller 17 and a sealing ring 18, wherein the upper end of the pressure cylinder 1 is connected with the top cover 13, the right end of the pressure cylinder 1 is provided with the pressure gauge 15, the connecting pipe 14 is arranged below the pressure gauge 15, the upper end surface of the top cover 13 is provided with the air duct 3, the left end of the air duct 3 is connected with the piston cylinder 2, the lower end of the piston cylinder 2 is provided with the installation box 4, the piston rod 5 is arranged inside the piston cylinder 2, the lower end of the piston rod 5 is connected with the first connecting rotating rod 6, a third connecting rotating rod 8 is arranged at the left end of the second connecting rotating rod 7, the left end of the third connecting rotating rod 8 is connected with a pedal 9, the front end of the second connecting rotating rod 7 is connected with a support rod 10, a spring 11 is arranged on the outer side of the support rod 10, a hand holding rod 12 is arranged on the left end surface of the pressure cylinder 1, a sealing ring 18 is arranged inside the pressure cylinder 1, a roller 17 is arranged at the lower end of the pressure cylinder 1, and a support underframe 16 is connected with the left end of the roller 17;
as shown in fig. 1 and 2, the piston cylinder 2 is closely attached to the piston rod 5, the piston rod 5 is connected to the first connecting rotating rod 6 in a hinged manner so as to control the piston rod 5 to move up and down, the support rod 10 is connected to the second connecting rotating rod 7 in a rotatable manner, the support rod 10 is connected to the support chassis 16 in a welded manner so as to facilitate the second connecting rotating rod 7 to rotate around the hinged position between the support rod 10 and the second connecting rotating rod 7 and to fix the support rod 10 and the second connecting rotating rod 7, the first connecting rotating rod 6 is connected to the second connecting rotating rod 7 in a rotatable manner, and the second connecting rotating rod 7 is connected to the third connecting rotating rod 8 in a hinged manner so as to facilitate the rotation of the second connecting rotating rod 7 and perform the function of folding adjustment of the third connecting rotating rod 8;
as shown in fig. 3 and 4, the third connecting rotating rod 8 has an L-shaped longitudinal cross section, the third connecting rotating rod 8 is welded to the pedal 9, and the upper surface of the pedal 9 is provided with transverse protrusions at equal intervals, so that the pedal 9 is fixed and the friction between the pedal 9 and a user is increased, the pressure cylinder 1 and the top cover 13 are connected by bolts, and a bump is arranged inside the pressure cylinder 1, so that a sealing ring 18 is mounted;
the working principle is as follows: when the pedal-adjustable foot pump is used, firstly, the supporting underframe 16 and the roller 17 in fig. 1 are placed on the horizontal ground, the supporting underframe 16 is in contact with the ground, the device is fixed, the roller 17 is prevented from rolling, a user holds the upper end of the hand-held holding rod 12 in fig. 1 with both hands, and treads the upper end of the pedal 9 downwards with feet, the pedal 9 rotates downwards anticlockwise to drive the third connecting rotating rod 8 and the second connecting rotating rod 7 to rotate anticlockwise, as shown in fig. 2, the second connecting rotating rod 7 rotates around the hinge joint of the supporting rod 10 and the second connecting rotating rod 7, the supporting rod 10 plays a role of supporting the second connecting rotating rod 7, the spring 11 is arranged on the outer side of the supporting rod 10 and has a certain impact relieving function, the right end of the second connecting rotating rod 7 rotates anticlockwise along with the second connecting rotating rod 7 and pushes up the first connecting rotating rod 6, the first connecting rotating rod 6 moves upwards while rotating anticlockwise in the piston cylinder 2, and drives the piston rod 5 to rise, thus pumping air into the pressure cylinder 1 through the piston cylinder 2 and the air duct 3;
observing a pressure gauge 15 at the right end of the pressure cylinder 1 in the figure 1, the pressure gauge can know the internal air pressure value of the pressure cylinder 1, the pressure gauge can be connected with other elements through a connecting pipe 14, when the pedal pump is used and needs to be moved, the third connecting rotating rod 8 and the pedal 9 in the figure 3 are rotated clockwise, the pedal 9 and the second connecting rotating rod 7 are folded, the hand holding rod 12 is pulled rightwards, the roller 17 rolls on the ground, the carrying is convenient, the pressure cylinder 1 and the top cover 13 can be separated through rotating and disassembling a bolt at the connecting part of the pressure cylinder 1 and the top cover 13 in the figure 4, so that the sealing ring 18 in the pressure cylinder 1 is taken out, the sealing ring 18 is conveniently disassembled and replaced, and the whole process of the pedal adjustable pedal pump is used.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a footboard adjustable foot pump, includes pressure cylinder (1) and piston cylinder (2), its characterized in that: the upper end of the pressure cylinder (1) is connected with a top cover (13), the right end of the pressure cylinder (1) is provided with a pressure gauge (15), a connecting pipe (14) is arranged below the pressure gauge (15), the upper end surface of the top cover (13) is provided with an air duct (3), the left end of the air duct (3) is connected with a piston cylinder (2), the lower end of the piston cylinder (2) is provided with an installation box (4), the piston rod (5) is arranged inside the piston cylinder (2), the lower end of the piston rod (5) is connected with a first connecting rotating rod (6), the lower end of the first connecting rotating rod (6) is connected with a second connecting rotating rod (7), the left end of the second connecting rotating rod (7) is provided with a third connecting rotating rod (8), the left end of the third connecting rotating rod (8) is connected with a pedal (9), the front end of the second connecting rotating rod (7) is connected with a support rod (, and the outside of bracing piece (10) is provided with spring (11), hand holding rod (12) are installed to the left end face of pressure cylinder (1), and the inside of pressure cylinder (1) is provided with sealing washer (18), gyro wheel (17) are installed to the lower extreme of pressure cylinder (1), and the left end of gyro wheel (17) is connected with support chassis (16).
2. The pedal-adjustable foot pump of claim 1, wherein: the pressure cylinder (1) is connected with the top cover (13) through bolts, and a convex block is arranged inside the pressure cylinder (1).
3. The pedal-adjustable foot pump of claim 1, wherein: the piston cylinder (2) is tightly attached to the piston rod (5), and the piston rod (5) is hinged to the first connecting rotating rod (6).
4. The pedal-adjustable foot pump of claim 1, wherein: the first connecting rotating rod (6) is rotatably connected with the second connecting rotating rod (7), and the second connecting rotating rod (7) is hinged with the third connecting rotating rod (8).
5. The pedal-adjustable foot pump of claim 1, wherein: the longitudinal section of the third connecting rotating rod (8) is L-shaped, the third connecting rotating rod (8) is connected with the pedal (9) in a welding mode, and transverse bulges are arranged on the upper surface of the pedal (9) at equal intervals.
6. The pedal-adjustable foot pump of claim 1, wherein: the support rod (10) is connected with the second connecting rotating rod (7) in a rotating mode, and the support rod (10) is connected with the support bottom frame (16) in a welding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021762312.3U CN212928082U (en) | 2020-08-21 | 2020-08-21 | Pedal pump with adjustable pedal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021762312.3U CN212928082U (en) | 2020-08-21 | 2020-08-21 | Pedal pump with adjustable pedal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212928082U true CN212928082U (en) | 2021-04-09 |
Family
ID=75299819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021762312.3U Expired - Fee Related CN212928082U (en) | 2020-08-21 | 2020-08-21 | Pedal pump with adjustable pedal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212928082U (en) |
-
2020
- 2020-08-21 CN CN202021762312.3U patent/CN212928082U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210409 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |