TW201812174A - Grounding type inflator for allowing users to easily observe the pressure value displayed on a pressure gauge - Google Patents

Abstract

A grounding type inflator comprises: a tube body including a top end, a bottom end and a first perforation, wherein the top end and the bottom end are respectively disposed at opposite ends of the tube body along an axis line, the first perforation penetrates through the top end and the bottom end, and a reference surface and a top surface of the top end are on the same surface and are perpendicular to the axis line; a bottom base connected to the bottom end of the tube body; a support rack set connected to the top end of the tube body; a shift set including a first piston rod and a handle, wherein the first piston rod is inserted in the support rack set and passes through the reference surface to slide in the first perforation, and the handle is connected to the first piston rod; an inflating set connected to the bottom base and communicated with an air chamber, wherein the inflating set can be connected to an object to be inflated; and a pressure gauge connected to the support rack set, wherein the reference surface will not pass through the pressure gauge. When the handle is abutted against the support rack set, the handle and the pressure gauge are adjacent to each other, and the perpendicular axis line is straight and passes through the handle and the pressure gauge.

Description

Floor pump

The invention discloses a pump, especially a floor-type pump.

Refer to Taiwan Patent No. M437388 for a pump with a pressure gauge folding structure, which includes: a base, which is provided with a set of grooves on the outside, and a gas transmission port and a The air passage communicates, and a pivoting portion and a pivoting portion are provided on the outside of the base. The pivoting portion is continuously provided with a set of openings. The pivoting portion is recessed with a side opposite to the pivoting portion. A notch, and a guide channel is provided at the bottom of the notch to communicate with the air channel; a dozen cylinders are arranged in the set groove of the base, and an air inlet and an air inlet of the set groove are formed A pressure gauge has a base, an air passage is opened inside the base, and a pivot block is formed on one side of the base. The pivot block is continuously provided with a through hole to communicate with the air passage, so that the pressure gauge's pivot block It is arranged between the pivoting part and the pivoting part of the base, and the two ends of the through hole of the pressure gauge communicate with the assembly hole of the pivoting part and the recess of the pivoting part, respectively; a pivoting part , Through the assembly hole placed in the pivot part of the base and the through hole of the pressure gauge, and the end of the pivot member is accommodated in the In the recess of the pivot part of the base, a connecting channel is opened inside the pivot member, the connecting channel has two ports, one of the ports communicates with the guide channel of the pivot of the base, and the other port communicates with The airflow channel of the pressure gauge base is in communication; and an inflation valve having an air pipe communicating with the airflow channel of the pressure gauge base.

When a user uses the aforementioned pump to inflate an inflatable object, the pivot block of the pressure gauge is disposed between the pivot portion and the pivot portion of the base, so that the pressure gauge is far away from the user's eyes, and thus cannot be easily observed The pressure value displayed by the pressure gauge.

In view of the fact that the above-mentioned problems of the prior art cannot be effectively solved and overcome, the applicant filed this patent application to solve the foregoing problems.

The technical problem to be solved by the present invention is that the pivot block of the pressure gauge is disposed between the pivot portion and the pivot joint portion of the base, so that the pressure gauge is far from the user's eyes, and the pressure gauge display cannot be easily observed. Pressure value.

The floor-standing air pump of the present invention comprises a cylinder body including a top end, a bottom end and a first perforation. The top end and the bottom end are respectively disposed at opposite ends of the cylinder along an axis. The first A perforation runs through the top end and the bottom end, a reference plane is coplanar with the end surface of the top end and is perpendicular to the axis; a base connected to the bottom end of the cylinder; a support group connected to the top end of the cylinder; The pushing group includes a first piston rod and a grip. The first piston rod passes through the support group and slides through a first hole of the cylinder through the reference surface. The grip is connected to the first The piston rod is held by a user, the handle can abut against the support group, the barrel and the handle are located on opposite sides of the reference plane, the first perforation, the first piston rod and the base An air chamber is formed between the air chambers and the air chambers can generate pressure gas as the first piston rod slides relative to the first perforation to change the volume; an inflation group is connected to the base and communicates with the air chambers. Receiving inflatables; a pressure gauge connected to the support group and connected to the air chamber The cylinder and the pressure gauge are located on opposite sides of the reference plane, respectively, and the reference plane will not pass through the pressure gauge; when the handle abuts against the support group, the handle and the pressure gauge are adjacent to each other in a straight line It is perpendicular to the axis and passes through the handle and the pressure gauge.

Because the cylinder and the pressure gauge are located on opposite sides of the reference plane, and the pressure gauge does not pass through the reference plane, when the handle abuts against the support group, the straight line passes through the handle and the pressure gauge. So that the pressure gauge is close to the user's eyes. When the user uses the floor-type pump to pump air, he can easily observe the value displayed by the pressure gauge.

Other objects, advantages, and novel features of the present invention will be more apparent from the following detailed description and the accompanying drawings.

Regarding the technology, means and effects used in the present invention, a preferred embodiment is described in detail below with reference to the drawings. This is for illustration purposes only, and is not limited by such a structure in patent applications.

Refer to FIGS. 1 to 3. The floor-standing pump of the present invention comprises: a cylinder body 10, a base 20, a support group 30, a pushing group 40, an inflatable group 50 and a pressure gauge 60. The base 20 and the support group 30 are respectively connected to the base On the opposite ends of the cylinder 10, the pushing group 40 passes through the support group 30 and slides on the cylinder 10. The inflatable group 50 is connected to the base 20 and can be connected to the object to be inflated. The pressure gauge 60 is connected to the support. Group of 30.

The cylinder 10 includes a top end 11, a bottom end 12, a first perforation 13, a second perforation 14 and a third perforation 15. The top end 11 and the bottom end 12 are respectively disposed on the cylinder along an axis P. 10 at opposite ends, a reference plane L is coplanar with the end surface of the top end 11 and is perpendicular to the axis P. The first perforation 13, the second perforation 14 and the third perforation 15 penetrate the top end 11 and the bottom end 12, respectively. The first perforation 13, the second perforation 14 and the third perforation 15 are parallel to each other, and the second perforation 14 communicates with the first perforation 13. In this embodiment, the cylinder 10 and the pressure gauge 60 are located on opposite sides of the reference plane L, and the pressure gauge 60 does not pass through the reference plane L.

The base 20 is connected to the bottom end 12 of the cylinder 10, so that the floor-standing pump can be stably placed on the ground and can be stepped on by a user.

The bracket group 30 includes a bracket 31 and a cover member 32, the bracket 31 is connected to the top end 11 of the cylinder 10, the cover member 32 covers the cylinder 10, the bracket 31 and the pressure gauge 60, and the pushing group 40 passes through the bracket 31 and the cover member 32.

The bracket 31 includes an abutting portion 311, a first projecting portion 312, a second projecting portion 313, a receiving portion 314, a screw hole portion 315, an air inlet channel 316 and an air delivery channel 317. The abutting portion 311 abuts the top end 11. The first protruding portion 312, the second protruding portion 313 and the receiving portion 314 are respectively connected to the abutting portion 311, and the first protruding portion 312 passes through the reference plane L. Projecting into the first perforation 13, the second projecting portion 313 projecting into the second perforation 14 through the reference plane L, the receiving portion 314 extends along the reference plane L, and the pressure gauge 60 is connected to the receiving portion 314, The screw hole portion 315 is disposed on the receiving portion 314 and extends in a direction away from the reference plane L. The screw hole portion 315 and the first protruding portion 312 extend in a direction away from each other. The air inlet channel 316 and the Gas transmission channels 317 communicate with each other and are disposed on the receiving portion 314. The gas inlet channels 316 communicate with the third perforation 15 through the reference surface L, and the gas transmission channels 317 extend along the reference surface L.

The cover member 32 includes a first receiving portion 321 and a second receiving portion 322. The first receiving portion 321 and the second receiving portion 322 are respectively located on opposite sides of the cover member 32. The accommodating portion 321 accommodates the pressure gauge 60, and the second accommodating portion 322 extends toward the reference plane L to accommodate the abutting portion 311 of the bracket 31 and the top end 11 of the cylinder 10.

The pushing group 40 includes a first piston rod 41, a second piston rod 42, a grip 43, and a cover 44. The first piston rod 41 passes through the cover 32 near one end of the second receiving portion 322. The abutting portion 311 with the bracket 31 is slidably disposed on the first perforation 13 of the cylinder 10 through the reference plane L. The second piston rod 42 passes through the cover 32 adjacent to one end of the second receiving portion 322. The abutting portion 311 with the bracket 31 is slidably disposed on the second perforation 14 of the cylinder 10 through the reference plane L. The grip 43 connects the first piston rod 41 and the second piston rod 42 and is used. The user can hold the handle 43 against the cover member 32 of the support group 30. An air chamber is formed between the first perforation 13, the first piston rod 41 and the base 20, and the third perforation 15 communicates with the An air chamber capable of generating pressurized gas as the first piston rod 41 slides relative to the first perforation 13; the cover 44 is integrally connected to the grip 43 and extends toward the reference plane L; The cover 44 can fit over the second receiving portion 322. The handle 43 includes a receiving recess 431, and the receiving recess 431 is located on one side of the handle 43.

The inflatable group 50 communicates with the air chamber and includes an inflatable hose 51, an inflatable nozzle 52, and at least one fastener 53, the inflatable hose 51 is connected to the base 20 and can be received in the receiving recess 431. The mouth 52 is connected to one end of the inflatable hose 51 away from the base 20 and can be connected to an object to be inflated. The fastener 53 is disposed on the inflatable hose 51 and can fasten one end of the inflatable hose 51 adjacent to the inflatable nozzle 52. The fastener 53 includes a connection end 531 and a clip end 532. The connection end 531 and the clip end 532 are respectively disposed at opposite ends of the fastener 53. The connection end 531 is connected to the inflatable hose 51 adjacent to One end of the base 20, and the buckling end 532 can be fastened to one end of the inflation hose 51 adjacent to the inflation nozzle 52. In this embodiment, the number of the fasteners 53 is two.

The pressure gauge 60 includes a surface 61, a bolt portion 62, and a vent hole 63. The surface 61 and the bolt portion 62 are respectively disposed on opposite sides of the pressure gauge 60. The surface 61 is for a user to observe the pressure value, and the bolt portion 62 is connected to the screw hole portion 315, and the vent hole 63 penetrates the bolt portion 62 and communicates with the air delivery channel 317, so that the pressure gauge 60 communicates with the air chamber.

The floor pump can be located in a storage position (FIG. 1). When the floor pump is located in the storage position, the handle 43 moves toward the reference plane L and abuts against the cover member 32 of the holder group 30. The cover 44 fits the second accommodating portion 322, the handle 43 and the pressure gauge 60 are adjacent to each other, a line S is perpendicular to the axis P, and the handle 43 and the pressure gauge 60 pass through the accommodating recess 431 Located on one side of the handle 43 adjacent to the pressure gauge 60, the inflatable hose 51 is received in the receiving recess 431, and the buckling end 532 is fastened to one end of the inflatable hose 51 adjacent to the inflation nozzle 52, so that the The inflatable hose 51 cannot be separated from the accommodating recess 431, and the first piston rod 41 and the second piston rod 42 cannot slide relative to the cylinder 10.

In summary, the floor-standing pump of the present invention has the following advantages:

1. With the cylinder 10 and the pressure gauge 60 located on opposite sides of the reference plane L, and the reference plane L will not pass through the pressure gauge 60, when the grip 43 abuts against the cover of the support group 30 Piece 32, the grip 43 and the pressure gauge 60 are adjacent to each other, and the straight line S passes through the grip 43 and the pressure gauge 60 so that the pressure gauge 60 is close to the eyes of the user. When the user uses the floor-type air pump to inflate, the user can easily observe the value displayed by the pressure gauge 60.

However, the above are only the preferred embodiments of the present invention. When the scope of implementation of the present invention cannot be limited by this, the changes in numerical values or the replacement of equivalent elements, or the equivalent according to the scope of the patent application of the present invention Changes and modifications should all fall within the scope of the invention patent.

10‧‧‧Cylinder

11‧‧‧ Top

12‧‧‧ bottom

13‧‧‧ first perforation

14‧‧‧ second perforation

15‧‧‧ third perforation

20‧‧‧ base

30‧‧‧Supporting Unit

31‧‧‧ bracket

311‧‧‧Abutting Department

312‧‧‧first extension

313‧‧‧Second Projection

314‧‧‧Receiving Department

315‧‧‧Screw hole

316‧‧‧air inlet channel

317‧‧‧gas transmission channel

32‧‧‧ cover

321‧‧‧First accommodation department

322‧‧‧Second accommodation

40‧‧‧ shift group

41‧‧‧first piston rod

42‧‧‧Second Piston Rod

43‧‧‧grip

431‧‧‧ Receiving recess

44‧‧‧ Cover

50‧‧‧ inflatable group

51‧‧‧ inflatable hose

52‧‧‧ inflatable mouth

53‧‧‧Fastener

531‧‧‧Connector

532‧‧‧Snap end

60‧‧‧Pressure gauge

61‧‧‧ surface

62‧‧‧Bolt section

63‧‧‧ Vent

L‧‧‧ datum

P‧‧‧ axis

S‧‧‧Straight

Figure 1: A perspective external view of a floor-standing pump according to the present invention. Fig. 2 is a partially exploded perspective view of a floor-standing pump according to the present invention. Figure 3: A partially enlarged cross-sectional view of a floor-standing pump according to the present invention.

Claims (8)

A floor-type air pump comprises: a cylinder body including a top end, a bottom end and a first perforation, the top end and the bottom end being respectively arranged at opposite ends of the cylinder along an axis, and the first perforation; Through the top end and the bottom end, a reference plane is coplanar with the end surface of the top end and is perpendicular to the axis; a base connected to the bottom end of the cylinder; a support group connected to the top end of the cylinder; a push A set comprising a first piston rod and a grip, the first piston rod penetrating the support group and slidably disposed in a first perforation of the cylinder through the reference plane, and the grip is connected to the first piston The lever can be held by the user, the grip can be abutted against the support group, the barrel and the grip are located on opposite sides of the reference plane, between the first perforation, the first piston rod and the base An air chamber is formed, which can generate pressurized gas as the first piston rod slides and changes volume relative to the first perforation; an inflatable group connected to the base and communicated with the air chamber, the inflatable group can be connected to the Inflatable; a pressure gauge connected to the support group and communicating with the gas , The cylinder and the pressure gauge are located on opposite sides of the reference plane, and the reference plane does not pass through the pressure gauge; when the grip is against the support group, the grip and the pressure gauge are adjacent to each other, A straight line is perpendicular to the axis and passes through the handle and the pressure gauge. The floor type inflator according to claim 1, wherein the supporting set includes a bracket, the bracket includes an abutting portion, a first protruding portion and a receiving portion, and the abutting portion abuts the top end, the A first protruding portion and the receiving portion are respectively connected to the abutting portion, the first protruding portion extends into the first perforation through the reference surface, the receiving portion extends along the reference surface, and the pressure gauge is connected to the receiving portion . The floor type inflator according to claim 2, wherein the bracket includes a screw hole portion provided on the receiving portion and extending away from the reference surface, and the screw hole portion and the first protrusion enter The pressure gauges each extend in a direction away from each other. The pressure gauge includes a bolt portion screwed into the screw hole portion. The floor-type air pump according to claim 3, wherein the cylinder includes a third perforation, the third perforation is parallel to the first perforation and penetrates the top end and the bottom end, and the third perforation communicates with the air chamber, The bracket includes an air inlet channel and an air delivery channel, the air inlet channel and the air delivery channel communicate with each other and are disposed at the receiving portion, the air inlet channel communicates with the third perforation through the reference plane, and the air delivery channel Extending along the reference plane, the pressure gauge includes a vent hole that penetrates the bolt portion and communicates with the air delivery channel. The floor type inflator according to claim 4, comprising the supporting unit including a cover, the cover including a first receiving portion and a second receiving portion, the first receiving portion and the first receiving portion Two accommodating portions are respectively located on opposite sides of the cover, the first accommodating portion accommodates the pressure gauge, and the second accommodating portion extends toward the reference surface to accommodate the abutting portion of the bracket and the tube. The top end of the body, the first piston rod penetrating the cover member adjacent to one end of the second accommodating portion, the pushing group includes a cover body integrally connected to the handle and extending toward the reference plane , The cover can fit the second accommodating portion. The floor type inflator according to claim 4, wherein the handle includes a receiving recess, the receiving recess is located on one side of the handle, the inflatable group includes an inflatable hose and an inflatable mouth, and the inflatable soft The tube is connected to the base and can be received in the accommodating recess. The inflation nozzle is connected to one end of the inflation hose away from the base and can be connected to the object to be inflated. The floor type inflator according to claim 6, wherein the inflatable package includes at least one fastener, the fastener includes a connecting end and a snapping end, and the connecting end is connected to one end of the inflatable hose adjacent to the base. The buckle end can be fastened to one end of the inflation hose adjacent to the inflation mouth. The floor-type air pump according to any one of claims 1 to 7, wherein the cylinder body includes a second perforation, the second perforation is parallel to the first perforation and penetrates the top end and the bottom end, and the second perforation Communicating with the first perforation, the pushing group includes a second piston rod, the second piston rod passes through the support group and is slid on the second perforation of the cylinder through the reference surface, and the grip is connected to the first perforation. Two piston rods.