CN202419132U - Pressure display device of inflator - Google Patents
Pressure display device of inflator Download PDFInfo
- Publication number
- CN202419132U CN202419132U CN2012200396024U CN201220039602U CN202419132U CN 202419132 U CN202419132 U CN 202419132U CN 2012200396024 U CN2012200396024 U CN 2012200396024U CN 201220039602 U CN201220039602 U CN 201220039602U CN 202419132 U CN202419132 U CN 202419132U
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- Prior art keywords
- pressure
- display device
- inflator
- plate body
- scale
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- Expired - Lifetime
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 abstract description 7
- 238000007906 compression Methods 0.000 abstract description 7
- 230000007547 defect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241000883990 Flabellum Species 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009183 running Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model relates to a pressure display device of an inflator, which is connected with an inflation mechanism of the inflator. The pressure display device includes a plate body having linear movement, and an elastic element, and a scale provided with scale graduations is arranged on the displacement path of the plate body; and the compression elasticity of the elastic element can be used as the counterforce (zero resetting force source) of the linear movement of the plate body. The air pressure generated in a gas chamber of the inflator pushes the plate body to move linearly for a distance, so that the distance can be used for indicating the value of the air pressure, the capability of accurately measuring the pressure value is achieved, further the adoption of the existing pressure gauge is completely broken through, and the defects that the derived cost is higher because the existing pressure gauge comprises precision parts, and the accuracy degree of the pressure value measured by the pressure gauge is influenced easily because the precision parts are influenced by external temperature or humidity and collision by accident easily, are avoided.
Description
Technical field
The utility model refers to a kind of pressure-display device that can reach the inflator of the gas pressure in the accurate measurement inflation mechanism air chamber space especially relevant for a kind of pressure-display device of inflator.
Background technique
Many facility or equipment on the market now; The general mechanical compression table that all is provided with its role is to measure and show force value, generally is used for the pressure of measurement gas in addition; When finding out the force value in delivery line or the reservoir vessel, also can use the mechanical compression table.
See in existing machinery formula pressure gauge, use Baden's pipe (Burden Tube) principle mostly and process, the mechanical compression table of this Baden's tubular type mainly is to utilize Baden's pipe to be stressed and expansion deformation, and then interlock rotates in pointer; Again, its structure of mechanical compression table of existing Baden tubular type mainly is to be made up of elements such as air inlet seat, several gear trains, pull bar, return spring silk, needle pivots, wherein with the Guan Yiduan of Baden be connected with pull bar, the other end then links to each other with air inlet seat; When gas got into Baden's pipe by air inlet seat, Baden's pipe was under pressure and can produces swelling and be out of shape and affect in pull bar, pull bar was remake be used for gear train to drive needle pivot whereby, reached pointer to rotate; Otherwise when pressure disappeared, Baden's pipe restored to the original state, and needle pivot returns to nought state pointer then by the return spring silk, reaches pressure gauge as tonometric ability.
Yet, the mechanical compression table of existing Baden tubular type, members such as Yin Badeng pipe, gear train, return spring silk are the element of suitable precision and easy damaged, and its precision element is many more, and required relatively cost is just high more; Next is that this Baden's pipe, return spring silk receive external temperature (cold or hot) and humidity effect easily, changes its original expansion coefficient or elastic characteristic indirectly, causes the precision of measuring pressure to reduce; In addition, must rely on accurate engaging tooth position to come transmission between the gear train, and gear meshing tooth position processing precise degree is high more, required cost is just high more; And; When pressure gauge drops accidentally or collides; Tend to cause the engaging tooth position of gear train to produce error or gap, situations such as instability such as cause that pointer is prone to be partial to when variation in pressure, positioning or have is beated, this common drawback of mechanical compression table for existing Baden tubular type belongs to.
In addition, at manufacturing face, because element and combo precision are quite high; Thing followed defective products increases, and assembles processing and go up slowly and difficulty, and durable test and crash tests; All directly influence cost of production and non-defective unit quantity, the problem that this demands urgently overcoming for existing pressure gauge.
The model utility content
In view of above problem; The utility model is intended provides a kind of inflation mechanism that is positioned at an inflator to be provided with air chamber; And air chamber is provided with at least two air outlets and is connected with first pneumatic tube and second pneumatic tube respectively; Be connected with this pressure-display device by first pneumatic tube, second pneumatic tube then supplies to aerate and is inflated thing and uses; And pressure-display device by the pressure elasticity of elastic element as the linearly moving reaction force of a plate body (the reposition force source of making zero); With respect to the air pressure that the inflation mechanism air chamber is produced, make linearly moving distance at the promotion plate body, be this air pressure value of expression, reach the gas pressure in the accurate measurement inflation mechanism air chamber space.
Thereby the utility model main purpose provides a kind of pressure-display device of inflator; This pressure-display device includes: linearly moving plate body of a tool and elastic element; And be provided with a scale in the plate body displacement path; And scale is provided with scale, by the pressure elasticity of elastic element as the linearly moving reaction force of plate body (the reposition force source of making zero); With respect to the air pressure that is produced in, the inflation mechanism air chamber, make linearly moving distance promoting plate body, be this pneumatics force value of expression, reaching the function of accurate measured pressure value, and then break through existing expensive manometric employing fully.
Another purpose of the utility model; Be to provide a kind of pressure-display device of inflator; This pressure-display device can be connected with the inflation mechanism of an inflator, and inflation mechanism is provided with air chamber above being positioned at piston cylinder, and this air chamber is provided with at least two air outlets and is connected with first pneumatic tube and second pneumatic tube respectively; Wherein: first pneumatic tube is connected with this pressure-display device, and second pneumatic tube then supplies to give to aerate and is inflated the thing use; This first pneumatic tube is to carry air pressure to pressure-display device, can make air pressure promote to make linearly moving distance in plate body, to represent this air pressure numerical value, can reach the pressure in the accurate measurement one inflation mechanism air chamber.
The pressure-display device of a kind of inflator of the utility model; This pressure-display device system is located at an inflator; This inflator includes an inflation mechanism; Wherein: this inflation mechanism has an air chamber, and air chamber is provided with at least two air outlets and be connected with one first pneumatic tube and one second pneumatic tube respectively, and this first gas transmission piping is connected with pressure-display device; And the second gas transmission piping can be with being inflated the thing use to extend to supply to give to aerate; In addition, this pressure-display device outside is provided with a scale.
Further:
This pressure-display device has: a hollow tube, be respectively equipped with a sheath and an air input joint in hollow tube two ends, and this sheath is provided with a perforation, and air input joint is provided with and extends the outside suction port of hollow tube and be connected with this first pneumatic tube; And hollow tube inside is with respect to being provided with a pushing block between sheath and the air input joint, this pushing block be connected with one be strip plate body, this plate body one end correspondence wears the perforation that exposes to sheath; Again, hollow tube inside is with respect to being provided with an elastic element between sheath and the pushing block in addition; And this scale is positioned at the displacement path of plate body relatively.
This elastic element can be a spring, and can be around being arranged at the plate body outside.
This plate body exposes to the perforated tip position of sheath can establish an indication piece.
This scale is provided with scale, and around this scale, can be provided with light-emitting component.
Two air outlets of this air chamber can be independently passage of tool out of the ordinary.
Two air outlets of this air chamber can be the common passage of difference pattern tool.
The useful technique effect of the utility model is: this pressure-display device by the pressure elasticity of elastic element as the linearly moving reaction force of a plate body (the reposition force source of making zero); With respect to the air pressure that the inflation mechanism air chamber is produced, make linearly moving distance at the promotion plate body, be this air pressure value of expression, reach the gas pressure in the accurate measurement inflation mechanism air chamber space.
Below in mode of execution, be described in detail the detailed features and the advantage of the utility model; Its content is enough to make any art technology person to understand the technology contents of the utility model and implements according to this; And according to content, claim and the accompanying drawing that this specification disclosed, any those skilled in the art can understand aforesaid purpose of the utility model and advantage easily.
Description of drawings
Fig. 1: be the utility model inflator one outward appearance embodiment schematic representation.
Fig. 2: for the utility model pressure-display device one is provided with embodiment's schematic representation.
Fig. 3: be another embodiment's schematic representation of inflation mechanism of the utility model inflator.
Fig. 4: be the utility model pressure-display device decomposing schematic representation.
Fig. 5: be the utility model pressure-display device combination section and running schematic representation.
Wherein:
1, pressure-display device 11, hollow tube
12, sheath 121, perforation
13, air input joint 131, suction port
14, pushing block 141, draw-in groove
15, plate body 16, elastic element
17, indication piece 18, scale
2, inflation mechanism 21, cylinder
22, air chamber 221, air outlet
222, air outlet 23, piston push rod
24, gear train 3, drive unit
31, flabellum 4, first pneumatic tube
5, second pneumatic tube 6, inflator
61, form 7, outer cover.
Embodiment
For other features of making convenient simple and direct understanding the utility model and advantage and the effect reached thereof can more manifest; This is with the utility model conjunction with figs.; Be described in detail the characteristic and the advantage of the utility model; Following embodiment is this novel viewpoint of further explain, but non-to limit this novel category anyways.
See also Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, the utility model discloses a kind of pressure-display device of inflator, and this pressure-display device 1 can be located at an inflator 6, wherein:
This pressure-display device 1 has a hollow tube 11, is respectively equipped with a sheath 12 and an air input joint 13 in hollow tube 11 2 ends, and this sheath 12 is provided with a perforation 121, and this air input joint 13 is provided with the suction port 131 that extends hollow tube 11 outsides; And hollow tube 11 inside are with respect to being provided with a pushing block 14 between sheath 12 and the air input joint 13, and the good function of the close gas property of outer rim tool of pushing block 14; Secondly, pushing block 14 be connected with one be strip plate body 15, these plate body 15 1 end correspondences wear the perforation 121 that exposes to sheath 12; Again, hollow tube 11 inside are with respect to be provided with an elastic element 16 in addition between sheath 12 and the pushing block 14, and this elastic element 16 can be a spring, and can be around the outside that is arranged at plate body 15; In addition, the position that plate body 15 exposes to the perforation 121 of sheath 12 can be provided with an indication piece 17, and hollow tube 11 outsides are positioned at plate body 15 displacement paths and are provided with a scale 18 again, and scale 18 is provided with scale, and is as shown in Figure 2.
Whereby; Air pressure can get into hollow tube 11 inside via the suction port 131 of air input joint 13; Pass pushing block 14 and plate body 15 displacements by the pressure effect, be compressed in elastic element 16 synchronously, make pushing block 14, plate body 15 and elastic element 16 in hollow tube 11, produce linear moving; Otherwise when air pressure was eliminated, pushing block 14 received the reaction force that elastic element 16 resets, and pushing block 14 and plate body 15 is made zero reset; So; Pressure-display device 1 can be by the pressure elasticity of elastic element 16 as pushing block 14 and plate body 15 linearly moving reaction forces; Make that air pressure promotes to do linear moving in pushing block 14 and plate body 15; Be shown in plate body 15 with respect to the distance that scale 18 is moved seeing, be this atmospheric pressure value of expression, reach accurate measurement gas pressure capability.
And, when plate body 15 moves on respect to scale 18, can guide through indication piece 17 in addition, provide the user can learn clearly that plate body 15 is positioned at the scale position of scale 18.
Above-mentioned pushing block 14 can one-body molded mode design with plate body 15, or pushing block 14 and plate body 15 are with two independent components mode design that is connected; And the utility model is attempted an embodiment, is provided with a draw-in groove 141 in pushing block 14,, in the draw-in groove 141 of pushing block 14, makes plate body 15 be synchronous linearity with pushing block 14 and moves for plate body 15 relative fixed.
Again; The pressure-display device 1 of the utility model can be located at an inflator 6, and inflator 6 includes: an inflation mechanism 2 and a drive unit 3, and this pressure-display device 1 can be connected with the inflation mechanism 2 of inflator 6; Wherein inflation mechanism 2 has a cylinder 21; Be provided with air chamber 22 in cylinder 21 1 ends, and air chamber 22 is provided with at least two air outlets 221,222, and is connected with first pneumatic tube 4 and second pneumatic tube 5 respectively; And be provided with piston push rod 23 in cylinder 21 the other ends, and piston push rod 23 is connected with gear train 24; These drive unit 3 one ends are connected with the gear train 24 of inflator 2, the other end then is provided with a flabellum 31.
Rotate by drive unit 3 driven gear groups 24, relend and help gear train 24 to drive piston push rod 23 runnings, the gas that inflator 2 is produced can flow into first pneumatic tube 4 and second pneumatic tube 5 via the air outlet 221,222 of air chamber 22 respectively; Borrow it first pneumatic tube 4 to be connected to the air input joint 13 of pressure-display device 1; 5 of second pneumatic tubes can be inflated the thing use (like tire in order to extend to supply to aerate; Be not shown in figure), make air pressure or the anti-back pressure (pressure measurement) of executing of ambient pressure that inflation mechanism 2 is produced can flow to pressure-display device 1 via air chamber 22, first pneumatic tube 4 relatively; Plate body 15 through pressure-display device 1 can accurately measure the force value of gas with respect to 18 displacement distances of scale.
Secondly, air chamber 22 air outlets 221,222 of inflation mechanism 2 can be separately independently passage (as shown in Figure 2); Or form the common passage (as shown in Figure 3) of air outlet 221,222 with the difference form, form the equivalent configurations effect.
Moreover this inflator 6 can be provided with a form 61 in its housing, and form 61 is corresponding with the scale 18 of pressure-display device 1, supplies the user to learn force value through form 61; Again, form 61 can be provided with an outer cover 7; In addition, the utility model can further be provided with light-emitting component (figure does not show) around the scale 18 of pressure-display device 1, to form scale 18 back lighting patterns, provides the user when night or the use of dim environment.
In sum, the utility model is being broken through under the existing technical pattern, has reached the effect that institute's desire is promoted really, and also non-ly can accomplish easily for having the prior art of common knowledge the knowledgeable before according to application in technical field under it.
But above-listed detailed description only is specifying to a possible embodiments of the utility model; This embodiment is not in order to restriction the utility model; And allly do not break away from the equivalence that the utility model skill spirit does and implement or change, all should be contained in the claim of the utility model.
Claims (7)
1. the pressure-display device of an inflator, this pressure-display device is located at an inflator, and this inflator includes an inflation mechanism, it is characterized in that:
This inflation mechanism has an air chamber, and air chamber is provided with at least two air outlets and is connected with one first pneumatic tube and one respectively and supply to aerate second pneumatic tube that is inflated thing in order to extend, and this first pneumatic tube is connected with pressure-display device; And this pressure-display device outside is provided with a scale.
2. the pressure-display device of inflator as claimed in claim 1 is characterized in that, this pressure-display device has:
A hollow tube is respectively equipped with a sheath and an air input joint in the hollow tube two ends, this sheath is provided with a perforation, and air input joint is provided with and extends the outside suction port of hollow tube and be connected with this first pneumatic tube; And hollow tube inside is with respect to being provided with a pushing block between sheath and the air input joint, this pushing block is connected with a plate body that is strip, and this plate body one end correspondence wears the perforation that exposes to sheath;
Hollow tube inside is with respect to being provided with an elastic element between sheath and the pushing block in addition; And the displacement path contraposition mutually of this scale and this plate body.
3. the pressure-display device of inflator as claimed in claim 2 is characterized in that, this elastic element can be a spring, and can be around being arranged at the plate body outside.
4. the pressure-display device of inflator as claimed in claim 2 is characterized in that, the perforated tip position that this plate body exposes to sheath is provided with an indication piece.
5. the pressure-display device of inflator as claimed in claim 2 is characterized in that, this scale is provided with scale, and around this scale, is provided with light-emitting component.
6. the pressure-display device of inflator as claimed in claim 1 is characterized in that, two air outlets of this air chamber are independently passage of difference.
7. the pressure-display device of inflator as claimed in claim 1 is characterized in that, two air outlets of this air chamber are the common passage of difference form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200396024U CN202419132U (en) | 2012-02-08 | 2012-02-08 | Pressure display device of inflator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200396024U CN202419132U (en) | 2012-02-08 | 2012-02-08 | Pressure display device of inflator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202419132U true CN202419132U (en) | 2012-09-05 |
Family
ID=46743895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200396024U Expired - Lifetime CN202419132U (en) | 2012-02-08 | 2012-02-08 | Pressure display device of inflator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202419132U (en) |
-
2012
- 2012-02-08 CN CN2012200396024U patent/CN202419132U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170220 Address after: Anhui province Fuyang City Yingshang East Economic Development Zone No. 118 road race Patentee after: Anhui Fuyang wind Rimula electromechanical Co Ltd Address before: North Road China Xindian District, New Taipei City Taiwan three No. 205 8 floor Patentee before: Chen Qiwen |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120905 |