TWI599719B - Landing pump - Google Patents

Description

Floor pump

The invention discloses an inflator, in particular a grounding pump.

Refer to the pump of the pressure gauge folding structure of Taiwan Patent No. M437388, which comprises: a base, which is provided with a set of grooves on the outside, the bottom of the set is provided with a gas outlet and a inside of the base. The air passage is connected to the outside of the base, and a plurality of pivoting portions and a pivoting portion are disposed outside the base. The pivoting portion is provided with a plurality of holes, and the pivoting portion is concavely disposed on a side opposite to the pivoting portion. a recess, and a guide channel is connected to the air passage at the bottom of the recess; a dozen cylinders are disposed in the set groove of the base, and an air inlet and an air inlet of the set slot are formed a pressure gauge having a base, an air flow passage is defined in the base, and a pivot block is formed on one side of the base, and the through hole is connected with the air passage to connect the pivot block of the pressure gauge Between the pivoting portion of the base and the pivoting portion, the two ends of the through hole of the pressure gauge are respectively communicated with the assembling hole of the pivoting portion and the notch of the pivoting portion; a pivoting member Passing through the assembly hole of the base pivoting portion and the through hole of the pressure gauge, and the end of the pivoting member is received in the In the recess of the pivotal portion of the base, a connecting passage is defined in the pivoting member, and the connecting passage has two end ports, one of the ports is in communication with the guiding passage of the pivoting portion of the base, and the other port is An airflow path of the base of the pressure gauge is connected; and an inflation valve has a gas pipe connected to the airflow path of the base of the pressure gauge.

When the user inflates the inflator by using the pump, the pivoting block of the pressure gauge is disposed between the pivoting portion and the pivoting portion of the base, so that the pressure gauge is away from the user's eyes, and thus cannot be easily observed. The pressure value displayed by the pressure gauge.

In view of the above problems of the prior art, which cannot be effectively solved and overcome, the present applicant has filed this patent application to solve the aforementioned problems.

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

The floor-standing air pump of the present invention comprises: a cylinder comprising a top end, a bottom end and a first perforation, the top end and the bottom end being respectively disposed at opposite ends of the barrel along an axis, the first a through hole penetrating the top end and the bottom end, a reference surface and the end surface of the top end are coplanar and perpendicular to the axis; a base connecting the bottom end of the barrel; a rack set connecting the top end of the barrel; a shifting group comprising a first piston rod and a grip, the first piston rod passing through the bracket group and slidingly disposed on the first perforation of the cylinder through the reference surface, the grip connecting the first The piston rod is held by the user, and the handle is capable of abutting against the frame set, the barrel and the handle are respectively located on opposite sides of the reference surface, the first through hole, the first piston rod and the base Forming a gas chamber capable of generating a pressurized gas as the first piston rod changes its volume relative to the first perforation; an inflated group connecting the base and communicating with the air chamber, the inflatable group capable of Receiving an inflator; a pressure gauge connecting the carrier group and connecting the air chamber The cylinder and the pressure gauge are respectively located on opposite sides of the reference surface, and the reference surface does not pass the pressure gauge; when the handle abuts the bracket group, the handle and the pressure gauge are adjacent to each other, and the line is straight The axis is perpendicular and passes through the grip and the pressure gauge.

The cylinder and the pressure gauge are respectively located on opposite sides of the reference surface, and the pressure gauge does not pass through the reference surface. When the handle abuts the support frame, 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 local pump to inhale, the value displayed on the pressure gauge can be easily observed.

Other objects, advantages and novel features of the invention will become apparent from the description and appended claims.

With regard to the techniques, means, and efficiencies of the present invention, the preferred embodiments and the detailed description of the present invention are intended to be illustrative only, and are not limited by the structure in the patent application.

Refer to Figures 1 to 3. The floor-mounted air pump of the present invention comprises: a cylinder 10, a base 20, a carrier set 30, a shifting group 40, an inflating group 50 and a pressure gauge 60, and the base 20 and the bracket group 30 are respectively connected to the At the opposite ends of the cylinder 10, the urging group 40 passes through the yoke group 30 and is slidably disposed on the cylinder body 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 yoke. Group 30.

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

The base 20 is coupled to the bottom end 12 of the barrel 10 such that the floor pump can be securely placed on the ground for the user to step on.

The bracket set 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 is sleeved with the cylinder 10, the bracket 31 and the pressure gauge 60. The bracket 31 and the cover member 32 are worn.

The bracket 31 includes an abutting portion 311 , a first extending portion 312 , a second extending portion 313 , a receiving portion 314 , a screw hole portion 315 , an air inlet passage 316 and a gas passage 317 . The abutting portion 311 abuts the top end 11 , the first extending portion 312 , the second extending portion 313 and the receiving portion 314 are respectively connected to the abutting portion 311 , and the first extending portion 312 passes through the reference surface L Extending into the first through hole 13 , the second extending portion 313 extends through the reference surface L into the second through hole 14 . The receiving portion 314 extends along the reference surface L , and the pressure gauge 60 is connected to the receiving portion 314 . The screw hole portion 315 is disposed in the receiving portion 314 and extends away from the reference surface L. The screw hole portion 315 and the first extending portion 312 respectively extend away from each other, and the air inlet channel 316 and the The gas passages 317 communicate with each other and are disposed at the receiving portion 314. The air inlet passage 316 communicates with the third through hole 15 through the reference surface L. The gas passage 317 extends along the reference surface L.

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

The shifting group 40 includes a first piston rod 41, a second piston rod 42, a handle 43 and a cover 44. The first piston rod 41 extends through the cover member 32 adjacent to the second receiving portion 322. The abutting portion 311 of the bracket 31 is slidably disposed on the first through hole 13 of the cylindrical body 10 through the reference surface L. The second piston rod 42 extends through the end of the cover member 32 adjacent to the second receiving portion 322. And abutting portion 311 of the bracket 31 and sliding through the reference surface L to the second through hole 14 of the cylinder 10, the handle 43 connecting the first piston rod 41 and the second piston rod 42 for use The holder 43 is capable of abutting against the cover member 32 of the frame set 30. The first through hole 13 and the first piston rod 41 form a gas chamber with the base 20, and the third through hole 15 communicates with the cover member 32. a gas chamber capable of generating a pressurized gas as the first piston rod 41 slides relative to the first perforation 13 , the cover body 44 integrally connecting the grip 43 and extending toward the reference plane L, The cover 44 can fit the second receiving portion 322. The handle 43 includes a receiving recess 431 located on one side of the grip 43.

The airing unit 50 is connected to the air chamber and includes an airing hose 51, an airing nozzle 52 and at least one fastening member 53. The airing 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 is capable of connecting the to-be-inflated body. The fastening member 53 is disposed on the inflation hose 51 and is capable of engaging the one end of the inflation hose 51 adjacent to the inflation nozzle 52. The fastening member 53 includes a connecting end 531 and a latching end 532. The connecting end 531 and the latching end 532 are respectively disposed at opposite ends of the engaging member 53. The connecting end 531 is connected to the inflatable hose 51. One end of the base 20, the snap end 532 can fasten the one end of the inflation hose 51 adjacent to the inflation nozzle 52. In this embodiment, the number of the fastening members 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 the user to observe the pressure value. The screw hole portion 315 is connected to the bolt portion 62 and communicates with the gas passage 317 such that the pressure gauge 60 communicates with the gas chamber.

The floor-mounted air pump can be located at a storage position (FIG. 1). When the floor-mounted air pump is in the storage position, the handle 43 moves toward the reference surface L to abut the cover member 32 of the frame set 30. The cover 44 is sleeved with the second receiving portion 322. The handle 43 and the pressure gauge 60 are adjacent to each other. The straight line S is perpendicular to the axis P and passes through the handle 43 and the pressure gauge 60. The receiving recess 431 The occupant 43 is disposed adjacent to the one side of the pressure gauge 60, and the inflatable hose 51 is received in the accommodating recess 431, and the squeezing end 532 is fastened to the one end of the inflation nozzle 52, so that the The inflation 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 pump of the present invention has the following advantages:

1. The cylinder 10 and the pressure gauge 60 are respectively located on opposite sides of the reference surface L, and the reference surface L does not pass through the pressure gauge 60 when the handle 43 abuts against the cover of the bracket set 30. The member 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 such that the pressure gauge 60 is close to the user's eyes. When the user inhales with the set-top air pump, the value displayed by the pressure gauge 60 can be easily observed.

The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, so that the numerical value is changed or the equivalent element is replaced, or the equivalent of the scope of the patent application of the present invention. Changes and modifications are to be covered by the patents of the present invention.

10‧‧‧Cylinder
11‧‧‧Top
12‧‧‧ bottom
13‧‧‧First perforation
14‧‧‧Second perforation
15‧‧‧ third perforation
20‧‧‧Base
30‧‧‧ Shelf Group
31‧‧‧ bracket
311‧‧‧Abutment
312‧‧‧First extension
313‧‧‧Second extension
314‧‧‧Receive Department
315‧‧‧ screw hole
316‧‧‧Inlet passage
317‧‧‧Gas channel
32‧‧‧Cleaning pieces
321‧‧‧First Housing Department
322‧‧‧Second Accommodation
40‧‧‧Transfer group
41‧‧‧First piston rod
42‧‧‧Second piston rod
43‧‧‧Handle
431‧‧‧ accommodating recess
44‧‧‧ Cover
50‧‧‧Inflatable group
51‧‧‧Inflatable hose
52‧‧‧Inflatable mouth
53‧‧‧Fittings
531‧‧‧Connected end
532‧‧‧ buckle end
60‧‧‧ pressure gauge
61‧‧‧ surface
62‧‧‧Bolts
63‧‧‧vents
L‧‧‧ datum
P‧‧‧ axis
S‧‧‧ Straight line

Figure 1 is a perspective view of the floor pump of the present invention. Figure 2 is a partial exploded perspective view of the floor pump of the present invention. Figure 3 is a partially enlarged cross-sectional view showing the floor pump of the present invention.

10‧‧‧Cylinder

11‧‧‧Top

13‧‧‧First perforation

14‧‧‧Second perforation

15‧‧‧ third perforation

311‧‧‧Abutment

312‧‧‧First extension

313‧‧‧Second extension

314‧‧‧Receive Department

315‧‧‧ screw hole

316‧‧‧Inlet passage

317‧‧‧Gas channel

321‧‧‧First Housing Department

322‧‧‧Second Accommodation

41‧‧‧First piston rod

42‧‧‧Second piston rod

43‧‧‧Handle

431‧‧‧ accommodating recess

44‧‧‧ Cover

51‧‧‧Inflatable hose

60‧‧‧ pressure gauge

61‧‧‧ surface

62‧‧‧Bolts

63‧‧‧vents

L‧‧‧ datum

P‧‧‧ axis

S‧‧‧ Straight line

Claims (8)

A ground-mounted air pump, comprising: a cylinder comprising a top end, a bottom end and a first perforation, the top end and the bottom end being respectively disposed at opposite ends of the barrel along an axis, the first perforation Through the top end and the bottom end, a reference surface and the end surface of the top end are coplanar and perpendicular to the axis; a base connecting the bottom end of the barrel; a carrier group connecting the top end of the barrel; The set includes a first piston rod and a handle, the first piston rod passes through the socket set and is slidably disposed on the first through hole of the cylinder through the reference surface, the handle is connected to the first piston The rod is held by the user, the handle is capable of abutting against the socket set, the cylinder and the handle are respectively located on opposite sides of the reference surface, the first through hole, the first piston rod and the base Forming a gas chamber capable of generating a pressurized gas as the first piston rod changes its volume relative to the first perforation; an inflated group that connects the base and communicates with the air chamber, the inflatable group being connectable An inflator; a pressure gauge that connects the carrier group and connects the gas The cylinder and the pressure gauge are respectively located on opposite sides of the reference surface, and the reference surface does not pass the pressure gauge; when the handle abuts the bracket group, the handle and the pressure gauge are adjacent to each other, A line perpendicular to the axis passes through the grip and the pressure gauge. The floor-mounted air pump of claim 1, wherein the carrier set includes a bracket, the bracket includes an abutting portion, a first extending portion and a receiving portion, the abutting portion abuts the top end, The first extending portion and the receiving portion are respectively connected to the abutting portion, the first protruding portion extending into the first through hole through the reference surface, the receiving portion extending along the reference surface, the pressure gauge connecting the receiving portion . The floor-mounted air pump of claim 2, wherein the bracket includes a screw hole portion disposed in the receiving portion and extending away from the reference surface, the screw hole portion and the first extending portion The portions extend away from each other, and the pressure gauge includes a bolt portion, and the bolt portion is screwed to the screw hole portion. The floor-mounted air pump of claim 3, wherein the cylinder includes a third perforation parallel to the first perforation and extending through the top end and the bottom end, the third perforation communicating with the air chamber, The bracket includes an air inlet passage and a gas passage, and the air inlet passage communicates with the air passage and is disposed at the receiving portion, and the air inlet passage communicates with the third through hole through the reference surface, the air passage Extending along the reference surface, the pressure gauge includes a venting hole extending through the bolt portion and communicating with the gas passage. The floor-mounted air pump of claim 4, comprising the cover member comprising a cover member, the cover member comprising a first receiving portion and a second receiving portion, the first receiving portion and the first receiving portion The two accommodating portions are respectively located on opposite sides of the cover member, the first accommodating portion accommodating the pressure gauge, and the second accommodating portion extends toward the reference surface to receive the abutting portion of the bracket and the tube The top end of the body, the first piston rod is disposed adjacent to one end of the second receiving portion, and the sliding group includes a cover body integrally connected to the handle and extending toward the reference surface The cover body can fit the second receiving portion. The floor-mounted inflator of claim 4, wherein the handle comprises a receiving recess, the receiving recess is located on one side of the handle, the inflating set comprises an inflatable hose and an inflating nozzle, the inflatable soft The tube is connected to the base and can be received in the receiving recess, and the inflation nozzle connects the inflation hose away from one end of the base and can connect the object to be inflated. The grounding pump of claim 6, wherein the inflatable package comprises at least one fastening component, the fastening component comprising a connecting end and a snap end, the connecting end connecting the inflatable hose adjacent to one end of the base The buckle end can fasten the inflation hose adjacent to one end of the inflation nozzle. The floor-mounted inflator of any one of claims 1 to 7, wherein the cylinder includes a second perforation parallel to the first perforation and extending through the top end and the bottom end, the second perforation Connecting the first through hole, the shifting group includes a second piston rod, the second piston rod passes through the socket set and is slidably disposed on the second through hole of the cylindrical body through the reference surface, the handle is connected to the first through hole Two piston rods.