CN220230789U - Inflator pressure gauge - Google Patents
Inflator pressure gauge Download PDFInfo
- Publication number
- CN220230789U CN220230789U CN202321177140.7U CN202321177140U CN220230789U CN 220230789 U CN220230789 U CN 220230789U CN 202321177140 U CN202321177140 U CN 202321177140U CN 220230789 U CN220230789 U CN 220230789U
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- outer tube
- tube
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- inner tube
- scale
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- 238000007789 sealing Methods 0.000 claims abstract description 16
- 230000000903 blocking effect Effects 0.000 claims description 10
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses an inflator pressure gauge, which comprises an inner tube and an outer tube, wherein one end of the outer tube is an air inlet end, the inner tube is arranged in the outer tube and is in sealing sliding fit with the outer tube, an air passage communicated with the air inlet end is arranged in the inner tube, the end part of the inner tube axially extends out of the outer tube and is an air outlet end, and an elastic mechanism is arranged between the inner tube and the outer tube; the air pressure scale has the advantages that the fonts of the air pressure scale are increased, and a user can easily see the air pressure scale to know the air pressure in the tire when using the air pressure scale. In addition, the whole inflator pressure gauge is in a straight tube shape, has compact and small structure, is connected in series on an air pipe connected with the inflator and the tire air tap, and does not occupy the volume of the inflator.
Description
Technical Field
The present utility model relates to an inflator for inflating a tire, and more particularly to an inflator pressure gauge.
Background
An inflator is a tool used in daily life to inflate tires of non-motor vehicles. The conventional inflator generally has only an inflation function, and the inflation degree of the tire is usually judged by pressing the tire by hand, so that the tire pressure in the tire cannot be known. Along with the continuous improvement of the inflator and the improvement of the air pressure requirement of the tire, some inflators are provided with pressure gauges, so that the air pressure in the tire can be known at any time while the tire is inflated, and the pressure gauges generally adopt pointer type pressure gauges, so that the structural volume of the inflator is larger, and the inflator is inconvenient to carry.
In order to simplify the structure of the inflator and reduce the volume, a tubular scale pressure gauge connected with an air pipe is designed, but the pressure gauge is limited by the structure, scales of air pressure are arranged in an inner pipe of the pressure gauge, fonts of the scales are often smaller due to the limited pipe diameter of the inner pipe, and a user can recognize the scales more laboriously and can not see the scales clearly, so that certain inconvenience is brought to the use.
Disclosure of Invention
The utility model aims to provide an inflator pressure gauge capable of easily identifying scales in use.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides an inflator manometer, includes inner tube and outer tube, the one end of outer tube be the inlet end, the inner tube set up in the outer tube and with outer tube seal sliding fit, the inner tube in be provided with the air flue that is linked together of inlet end, the tip axial stretch out of the other end of outer tube and this tip be the end of giving vent to anger, the inner tube with the outer tube between be provided with elastic mechanism, the surface of outer tube be provided with the atmospheric pressure scale, the inner tube on fixedly be provided with scale indicating mechanism, when the inflator uses, the inner tube drive scale indicating mechanism remove, scale indicating mechanism with the atmospheric pressure scale cooperate and be used for indicating the atmospheric pressure of tire.
Further, the scale indicating mechanism is an outer sleeve fixedly arranged at the air outlet end of the inner tube, the outer sleeve is sleeved outside the outer tube, and the outer sleeve covers the air pressure scale.
Further, the scale indicating mechanism is an indicating ring fixed on the inner tube, the indicating ring is positioned in the outer tube, and the outer tube is made of transparent materials.
Further, the elastic mechanism is a spring, the spring is sleeved on the inner pipe, a blocking block is fixedly arranged at the other end of the outer pipe, the spring is propped between one end of the inner pipe and the blocking block, and the air outlet end of the inner pipe penetrates through the blocking block.
Further, a sealing ring is sleeved on the inner pipe and is in sealing sliding fit with the outer pipe through the sealing ring.
Further, the air inlet end of the outer tube is fixedly provided with a connector in a sealing mode, an air inlet channel is formed in the connector, and the air inlet channel is communicated with the air channel.
Compared with the prior art, the utility model has the advantages that the air pressure scale is arranged on the outer surface of the outer tube, and the air pressure in the tire is reflected through the cooperation of the scale indicating mechanism and the air pressure scale, so that the font of the air pressure scale is increased, and a user can easily see the air pressure scale to know the air pressure in the tire when using the tire. In addition, the whole inflator pressure gauge is in a straight tube shape, has compact and small structure, is connected in series on an air pipe connected with the inflator and the tire air tap, and does not occupy the volume of the inflator.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present utility model;
FIG. 2 is a schematic view of the structure of FIG. 1 with the outer sleeve removed;
FIG. 3 is a cross-sectional view of FIG. 1;
FIG. 4 is a schematic view illustrating a usage state according to a first embodiment of the present utility model;
fig. 5 is a schematic perspective view of a second embodiment of the present utility model;
FIG. 6 is a cross-sectional view of FIG. 5;
fig. 7 is an enlarged partial schematic view at a in fig. 6.
Description of the embodiments
The utility model is described in further detail below with reference to the embodiments of the drawings.
Embodiment one: as shown in fig. 1-4, an inflator manometer comprises an inner tube 1 and an outer tube 2, wherein one end of the outer tube 2 is fixedly connected with a connector 3 in a sealing manner, an air inlet 31 is arranged on the connector 3, the inner tube 1 is arranged in the outer tube 2 and is in sealing sliding fit with the outer tube 2, an air passage 11 communicated with the air inlet 31 is arranged in the inner tube 1, the end part of the inner tube 1 axially extends out of the other end of the outer tube 2 and is an air outlet end, an elastic mechanism is arranged between the inner tube 1 and the outer tube 2, the elastic mechanism is a spring 4, the spring 4 is sleeved on the inner tube 1, a blocking piece 5 is fixedly arranged at the other end of the outer tube 2, the spring 4 abuts against one end of the inner tube 1 and the blocking piece 5, the air outlet end of the inner tube 1 penetrates through the blocking piece 5, an outer tube 6 is fixedly arranged at the air outlet end of the inner tube 1, the outer tube 6 is sleeved outside the outer tube 2, an air pressure scale 21 is arranged on the outer surface of the outer tube 2, the outer tube 6 is covered on the air pressure scale 21, when the inflator is used, the inner tube 1 drives the outer tube 6 to axially move, and the outer tube 6 is matched with the air pressure scale 21 to be used for indicating the air pressure of a tire.
Embodiment two: as shown in fig. 5-7, other structures are different from the first embodiment in that: the outer tube 2 adopts transparent material for the outer tube 2 is transparent visual, saves outer tube 6, and fixes the indicator ring 8 on inner tube 1, and indicator ring 8 adopts bright-colored colour, so that the user can see clearly more easily, and indicator ring 8 is located outer tube 2, and when the inflator was used, inner tube 1 drove indicator ring 8 axial displacement, and indicator ring 8 cooperatees with atmospheric pressure scale 21 and is used for the atmospheric pressure of instruction tire.
In the first and second embodiments, in order to realize the sealing sliding fit between the inner tube 1 and the outer tube 2, the sealing ring 7 may be sleeved on the inner tube 1, and the sealing ring 7 may be a sealing ring with better sealing performance. In addition, the connector 3 and the blocking piece 5 can be fixedly connected with the outer tube 2 through threads.
The using method of the inflator pressure gauge comprises the following steps: the whole inflator pressure gauge is connected in series on an external air pipe of the inflator, wherein the air outlet end of the inner pipe 1 faces the direction of the tire, the external air pipe is connected with the air tap of the tire, the tire is inflated by the inflator, the air pressure in the air channel 11 is equal to the air pressure in the tire because the air channel 11 of the inner pipe 1 is communicated with the tire, the air pressure in a space where the spring 4 is positioned (namely, a gap between the outer pipe 2 and the inner pipe 1) is natural standard atmospheric pressure because the inner pipe 1 and the outer pipe 2 are in sealed sliding fit, the air pressure in the air channel 11 is larger than the sum of the elastic force of the spring 4 and the standard atmospheric pressure, so that the inner pipe 1 is pushed to move towards the air outlet end, the outer pipe 6 is driven by the inner pipe 1 to move, the air pressure scale 21 of the outer surface of the outer pipe 2 is exposed, and the scale value of the exposed part is the air pressure value in the tire; or the inner tube 1 drives the indicating ring 8 to move, and the value of the air pressure scale 21 opposite to the stop position of the indicating ring 8 is the air pressure value in the tire.
The protection scope of the present utility model includes, but is not limited to, the above embodiments, the protection scope of which is subject to the claims, and any substitutions, modifications, and improvements made by those skilled in the art are within the protection scope of the present utility model.
Claims (6)
1. The utility model provides an inflator manometer, includes inner tube and outer tube, the one end of outer tube be the inlet end, the inner tube set up in the outer tube and with outer tube seal sliding fit, the inner tube in be provided with the air flue that the inlet end is linked together, the tip axial of inner tube stretch out the other end of outer tube and this tip be the end of giving vent to anger, the inner tube with the outer tube between be provided with elastic mechanism, its characterized in that: the outer surface of outer tube be provided with the atmospheric pressure scale, the inner tube on fixedly be provided with scale indicating mechanism, when the inflator used, the inner tube drive scale indicating mechanism remove, scale indicating mechanism with atmospheric pressure scale cooperate and be used for the atmospheric pressure of instruction tire.
2. The pump pressure gauge of claim 1, wherein: the scale indicating mechanism is an outer sleeve fixedly arranged at the air outlet end of the inner tube, the outer sleeve is sleeved outside the outer tube, and the outer sleeve covers the air pressure scale.
3. The pump pressure gauge of claim 1, wherein: the scale indicating mechanism is an indicating ring fixed on the inner tube, the indicating ring is positioned in the outer tube, and the outer tube is made of transparent materials.
4. The pump pressure gauge of claim 1, wherein: the elastic mechanism is a spring, the spring is sleeved on the inner pipe, the other end of the outer pipe is fixedly provided with a blocking block, the spring is propped between one end of the inner pipe and the blocking block, and the air outlet end of the inner pipe passes through the blocking block.
5. The pump pressure gauge of claim 1, wherein: the inner pipe is sleeved with a sealing ring, and the sealing ring is in sealing sliding fit with the outer pipe.
6. The pump pressure gauge of claim 1, wherein: the air inlet end of the outer tube is fixedly provided with a connector in a sealing manner, the connector is provided with an air inlet channel, and the air inlet channel is communicated with the air channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321177140.7U CN220230789U (en) | 2023-05-12 | 2023-05-12 | Inflator pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321177140.7U CN220230789U (en) | 2023-05-12 | 2023-05-12 | Inflator pressure gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220230789U true CN220230789U (en) | 2023-12-22 |
Family
ID=89195725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321177140.7U Active CN220230789U (en) | 2023-05-12 | 2023-05-12 | Inflator pressure gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220230789U (en) |
-
2023
- 2023-05-12 CN CN202321177140.7U patent/CN220230789U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |