CN219061946U - Air pump device with changeable model - Google Patents
Air pump device with changeable model Download PDFInfo
- Publication number
- CN219061946U CN219061946U CN202223550219.8U CN202223550219U CN219061946U CN 219061946 U CN219061946 U CN 219061946U CN 202223550219 U CN202223550219 U CN 202223550219U CN 219061946 U CN219061946 U CN 219061946U
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- mounting portion
- installation part
- gear
- cylinder
- air pump
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Abstract
The utility model provides an air pump device with a replaceable model, which comprises a bracket, a first mounting part and a second mounting part, wherein the bracket is provided with a first mounting part and a second mounting part; a driver mounted on the bracket; the gear is arranged on the bracket and is in transmission with the driver; the cylinder barrel is characterized in that one end of the cylinder barrel is opened towards the gear, the face of the gear is close to the shaft center of the cylinder barrel, a connecting line between the first installation part and the second installation part is close to the shaft center of the cylinder barrel, a third installation part and a fourth installation part are arranged on the side face of the cylinder barrel, the third installation part is detachably connected with the first installation part, and the fourth installation part is detachably connected with the second installation part; the piston rod, one end with the gear eccentric rotation, and the piston rod with the gear can dismantle the connection, the other end of piston rod is followed the opening stretches into in the cylinder, so can change the cylinder of different models and supporting piston rod, improve the flexibility of use of air pump device.
Description
Technical Field
The utility model relates to the technical field of air pumps, in particular to an air pump device with a replaceable model.
Background
The air pump realizes the air charging effect by the reciprocating motion of the piston rod in the cylinder barrel through the driving mechanism. The air pump can be used for inflating different objects, the air pressures required by different objects are different, some objects need high air pressure, some objects need low air pressure, the inner diameters of cylinders used for inflating the high air pressure and the low air pressure are different, a cylinder with small inner diameter is required during inflating the high air pressure, a cylinder with large inner diameter is required during inflating the low air pressure, the existing air pump can only inflate the high air pressure or can only inflate the low air pressure, and the air pump is not flexible enough.
Disclosure of Invention
In view of this, it is necessary to provide an air pump device of a replaceable model, which can replace cylinders of different models and matched piston rods, and improve the flexibility of use of the air pump device.
The present utility model provides an air pump device of a replaceable model, comprising:
a bracket provided with a first mounting portion and a second mounting portion opposite to the first mounting portion;
a driver mounted on the bracket;
the gear is arranged on the bracket and is in transmission with the driver, and the rotation is realized through the driver;
the cylinder barrel is characterized in that one end of the cylinder barrel is opened towards the gear, the face of the gear is close to the shaft center of the cylinder barrel, a connecting line between the first installation part and the second installation part is close to the shaft center of the cylinder barrel, a third installation part and a fourth installation part are arranged on the side face of the cylinder barrel, the third installation part is detachably connected with the first installation part, and the fourth installation part is detachably connected with the second installation part;
and one end of the piston rod eccentrically rotates with the gear, the piston rod is detachably connected with the gear, and the other end of the piston rod extends into the cylinder barrel from the opening.
Further, the first installation part and the third installation part, and the second installation part and the fourth installation part are detachably connected through screws.
Further, the setting direction of screw is parallel with the axial of cylinder.
Further, a fifth installation part is further arranged on the support, a sixth installation part is further arranged on the side face of the cylinder barrel, the fifth installation part is detachably connected with the sixth installation part, and the fifth installation part and the sixth installation part are located on one side, away from the piston rod, of the gear.
Further, the fifth mounting portion and the sixth mounting portion are detachably connected through screws.
Further, the setting direction of screw is parallel with the axial of cylinder.
Compared with the prior art, the utility model has the beneficial effects that: the utility model sets the first installation part and the second installation part opposite to the first installation part on the bracket, sets the third installation part and the fourth installation part on the side of the cylinder barrel, the first installation part and the third installation part are detachably connected, the second installation part and the fourth installation part are detachably connected, the piston rod is detachably connected with the gear, thus the cylinder barrel with different types and the matched piston rod can be detached and replaced from the bracket, and the high-pressure gas or the low-pressure gas can be filled, and the cylinder barrel tends to be separated from the bracket in the process of eccentric rotation of the piston rod driven by the rotation of the gear and reciprocating motion in the cylinder barrel, and the separation stress point is concentrated at the axial center of the cylinder barrel.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
Fig. 2 is a side view of an embodiment of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the utility model. The connection relationships shown in the drawings are for convenience of clarity of description only and are not limiting on the manner of connection.
It is noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component, or intervening components may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. It should also be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless otherwise specifically defined and limited; either mechanically or electrically, or by communication between two components. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
It should be further noted that, in the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
An embodiment of the present utility model provides an air pump apparatus of an exchangeable model, which includes a bracket 10, a driver 20, a gear 30, a cylinder 40, and a piston rod 50, as shown in fig. 1 and 2. Wherein the bracket 10 is provided with a first mounting portion 11 and a second mounting portion 12 opposite to the first mounting portion 11. The driver 20 and the gear 30 are mounted on the bracket 10, and the gear 30 is rotated by the driver 20. One end opening 44 of the cylinder 40 faces the gear 30, the surface of the gear 30 is close to the shaft center P of the cylinder 40, and the other end of the cylinder 40 is connected with an air outlet pipe 60. The side of the cylinder 40 is provided with a third mounting portion 41 and a fourth mounting portion 42, the third mounting portion 41 is detachably connected with the first mounting portion 11, and the fourth mounting portion 42 is detachably connected with the second mounting portion 12, so that a connecting line between two connecting points is close to the axial center P of the cylinder 40, specifically, the connecting line between the two connecting points can pass through the axial center P of the cylinder 40. One end of the piston rod 50 eccentrically rotates with the gear 30, and the piston rod 50 is detachably connected with the gear 30, the other end of the piston rod 50 extends into the cylinder 40 from the opening 44, and a piston structure is arranged at the end of the piston rod 50 extending into the cylinder 40.
The utility model sets up the first installation department 11 and relative second installation department 12 on the support 10, there are third installation department 41 and fourth installation department 42 on the side of the cylinder 40, the first installation department 11 and third installation department 41 are connected removably, the second installation department 12 and fourth installation department 42 are connected removably, the piston rod 50 is connected with the gear 30 removably, therefore can dismantle and change cylinder 40 and matched piston rod 50 of different models from support 10, thus realize and fill the high-pressure gas or fill the low-pressure gas, because the gear 30 rotates and drives the piston rod 50 to eccentrically rotate and reciprocate in the cylinder 40, the cylinder 40 tends to separate from support 10, the separation stress point concentrates on the axle center P of the cylinder 40, the utility model is close to the axle center P of the cylinder 40 in the line between the first installation department 11 and the second installation department 12, and the plane that the gear 30 is located also is close to the axle center P of the cylinder 40, make the cylinder 40 difficult to skew or separate and cause and unable to fill gas with respect to support 10.
In this embodiment, the first mounting portion 11 and the third mounting portion 41, and the second mounting portion and the fourth mounting portion 42 are detachably connected by a first screw, the arrangement direction of the first screw is parallel to the axial direction of the cylinder 40, the cylinder 40 is parallel to the inner wall of the cylinder 40 due to the friction force of the piston rod 50, the friction force is finally concentrated at the axial center P of the cylinder 40, the first screw is parallel to the axial direction of the cylinder 40, and the screw can be placed for rotation and loosening.
Further, the bracket 10 is further provided with a fifth mounting portion 13, the side surface of the cylinder 40 is further provided with a sixth mounting portion 43, the fifth mounting portion 13 is detachably connected with the sixth mounting portion 43, the fifth mounting portion 13 and the sixth mounting portion 43 are located on one side of the gear 30, which is opposite to the piston rod 50, the fifth mounting portion 13 is connected with the sixth mounting portion 43 to form a connection point, and the connection point formed by the connection point with the first mounting portion 11, the third mounting portion 41, the second mounting portion 12 and the fourth mounting portion 42 forms a triangle structure, so that the cylinder 40 can be firmly and detachably mounted on the bracket 10.
Accordingly, the fifth mounting portion 13 and the sixth mounting portion 43 are detachably connected by screwing a second screw, which is disposed in a direction parallel to the axial direction of the cylinder 40, thereby preventing the reverse rotation.
In the description and claims of this application, the words "comprise/comprising" and the words "have/include" and variations thereof are used to specify the presence of stated features, values, steps, or components, but do not preclude the presence or addition of one or more other features, values, steps, components, or groups thereof.
Some features of the utility model, which are, for clarity of illustration, described in the context of separate embodiments, may also be provided in combination in a single embodiment. Conversely, some features of the utility model, which are, for brevity, described in the context of a single embodiment, may also be provided separately or in any suitable combination in different embodiments.
The foregoing description of the preferred embodiment of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (6)
1. An air pump device of a replaceable model, characterized in that the air pump device comprises:
a bracket provided with a first mounting portion and a second mounting portion opposite to the first mounting portion;
a driver mounted on the bracket;
the gear is arranged on the bracket and is in transmission with the driver, and the rotation is realized through the driver;
the cylinder barrel is characterized in that one end of the cylinder barrel is opened towards the gear, the face of the gear is close to the shaft center of the cylinder barrel, a connecting line between the first installation part and the second installation part is close to the shaft center of the cylinder barrel, a third installation part and a fourth installation part are arranged on the side face of the cylinder barrel, the third installation part is detachably connected with the first installation part, and the fourth installation part is detachably connected with the second installation part;
and one end of the piston rod eccentrically rotates with the gear, the piston rod is detachably connected with the gear, and the other end of the piston rod extends into the cylinder barrel from the opening.
2. The air pump apparatus of the exchangeable model according to claim 1, wherein the first mounting portion and the third mounting portion, and the second mounting portion and the fourth mounting portion are detachably connected by screws.
3. The replaceable-type air pump device according to claim 2, wherein the screw is disposed in a direction parallel to an axial direction of the cylinder tube.
4. The air pump device according to claim 1, wherein a fifth mounting portion is further provided on the bracket, a sixth mounting portion is further provided on a side surface of the cylinder tube, the fifth mounting portion is detachably connected to the sixth mounting portion, and the fifth mounting portion and the sixth mounting portion are located on a side of the gear facing away from the piston rod.
5. The replaceable-type air pump apparatus according to claim 4, wherein the fifth mounting portion and the sixth mounting portion are detachably connected by a screw.
6. The replaceable air pump apparatus of claim 5, wherein the screw is disposed in a direction parallel to an axial direction of the cylinder tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223550219.8U CN219061946U (en) | 2022-12-27 | 2022-12-27 | Air pump device with changeable model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223550219.8U CN219061946U (en) | 2022-12-27 | 2022-12-27 | Air pump device with changeable model |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219061946U true CN219061946U (en) | 2023-05-23 |
Family
ID=86347344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223550219.8U Active CN219061946U (en) | 2022-12-27 | 2022-12-27 | Air pump device with changeable model |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219061946U (en) |
-
2022
- 2022-12-27 CN CN202223550219.8U patent/CN219061946U/en active Active
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