CN202432236U - Aerator and pressure display device thereof - Google Patents
Aerator and pressure display device thereof Download PDFInfo
- Publication number
- CN202432236U CN202432236U CN2011205243641U CN201120524364U CN202432236U CN 202432236 U CN202432236 U CN 202432236U CN 2011205243641 U CN2011205243641 U CN 2011205243641U CN 201120524364 U CN201120524364 U CN 201120524364U CN 202432236 U CN202432236 U CN 202432236U
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- Prior art keywords
- pressure
- sheath
- plate body
- display device
- scale
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- Expired - Lifetime
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- 238000005276 aerator Methods 0.000 title abstract 3
- 238000006073 displacement reaction Methods 0.000 claims abstract description 8
- 230000006835 compression Effects 0.000 abstract description 8
- 238000007906 compression Methods 0.000 abstract description 8
- 238000005273 aeration Methods 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 241000883990 Flabellum Species 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000009530 blood pressure measurement Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses an aerator and a pressure display device thereof. The pressure display device is connected with an aeration mechanism of the aerator and comprises a plate and an elastic component. The plate can move linearly and is provided with a scale on a displacement path, and the scale is provided with graduations. Compression elasticity of the elastic component can serve as reactive force (force source for returning to zero and resetting) for the linear movement of the plate. Relatively, the distance of the linear movement of the plate pushed by air pressure generated in an air chamber of the aeration mechanism indicates air pressure value, so that the pressure value can be accurately measured, conventionally used pressure gauges can be completely omitted, and high cost generated by the conventionally used pressure gauges consisting of precise spare parts is avoided. Besides, the problem that accuracy of the pressure value measured by the pressure gauges with the precise spare parts easy to be influenced by the outside temperature or humidity or accidental impact is avoided simultaneously.
Description
Technical field
The utility model relates to the inflator art, refers in particular to a kind of inflator and pressure-display device thereof.
Background technique
In the streets many now facility or equipment; Generally all be provided with the mechanical compression table, its role is to measure and show force value, general in addition pressure in order to measurement gas; When finding out the force value in delivery line or the reservoir vessel, also can use the mechanical compression table.
See in convention mechanical compression table, 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 convention Baden tubular type mainly is made up of assemblies such as air inlet seat, plural gear train, 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 use the drive needle pivot, reached pointer to rotate; Otherwise when pressure disappeared, Baden's pipe restored to the original state, and needle pivot makes pointer to the state of making zero then by the return spring silk, reaches the ability of pressure gauge as pressure measurement.
Yet, the mechanical compression table of convention Baden tubular type, members such as Yin Badeng pipe, gear train, return spring silk are the assembly of suitable precision and easy damaged, and its precision components 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 the engaging tooth position processing precise degree of gear 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, the common drawback of this mechanical compression table for convention Baden tubular type belongs to;
In addition, at manufacturing face, because assembly 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, this demands the problem that overcomes urgently for the convention pressure gauge.
The model utility content
In view of this, the utility model is to the disappearance of existing technology existence, and its main purpose provides a kind of inflator and pressure-display device thereof, and it can effectively solve the existing problem that pressure-display device precision is low, cost is high.
For realizing above-mentioned purpose, the utility model adopts following technological scheme:
A kind of inflator; Include inflation mechanism and pressure-display device; This inflation mechanism has an air chamber; This air chamber is provided with at least two air outlets, and this two air outlet is connected with one first pneumatic tube and respectively and is inflated second pneumatic tube that thing uses in order to extend to supply to give to aerate, and this first pneumatic tube is connected with pressure-display device; This pressure-display device outside is provided with a scale; This pressure-display device has a hollow tube; Be 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 the suction port that extends the hollow tube outside and is 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 component between sheath and the pushing block in addition; And this scale is positioned at the displacement path of plate body relatively.
As a kind of preferred version, said elastic component is a spring, and around being arranged at the plate body outside.
As a kind of preferred version, said plate body exposes to the perforated tip position of sheath and establishes an indication piece.
As a kind of preferred version, said scale is provided with scale, and around this scale, is provided with luminescent component.
As a kind of preferred version, two air outlets of said air chamber are the passage person of tool independence out of the ordinary.
As a kind of preferred version: two air outlets of said air chamber can be the common passage person of difference pattern tool.
A kind of pressure-display device of inflator includes hollow tube, is respectively equipped with a sheath and an air input joint in the hollow tube two ends, and this sheath is provided with a perforation, and air input joint is provided with the suction port that extends the hollow tube outside; 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 component between sheath and the pushing block in addition; And this plate body displacement path is provided with a scale.
As a kind of preferred version, said elastic component is a spring, and around being arranged at the plate body outside.
As a kind of preferred version, said plate body exposes to the perforated tip position of sheath and establishes an indication piece.
As a kind of preferred version, said scale is provided with scale, and around this scale, is provided with luminescent component.
The utility model compared with prior art has tangible advantage and beneficial effect, particularly, can be known by technique scheme:
One, the pressure elasticity of utilizing elastic component with respect to the air pressure that is produced in the inflation mechanism air chamber, is promoting the linear distance that moves of plate body work as the linear mobile reaction force (the reposition force source of making zero) of plate body; Be this pneumatics force value of expression; Reaching the function of accurate measured pressure value, and then break through the employing of the expensive pressure gauge of habit person fully, and use and avoid habit person's pressure gauge to form for belonging to accurate spare part; The cost of being derived is higher; Reach accurate spare part and be vulnerable to external temperature or humidity effect, or collide accidentally etc., the measured force value degree of accuracy of pressure gauge all can be influenced.
Two, 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; 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 interior pressure of accurate measurement one inflation mechanism air chamber, product structure is simple; Assembling and easy to process, and can improve product percent of pass.
Be structure characteristic and the effect of more clearly setting forth the utility model, come the utility model is elaborated below in conjunction with accompanying drawing and specific embodiment.
Description of drawings
Fig. 1 is inflator one an outward appearance embodiment schematic representation;
Fig. 2 is that pressure-display device one is provided with embodiment's schematic representation;
Fig. 3 is another embodiment's schematic representation of inflation mechanism of inflator;
Fig. 4 is the pressure-display device decomposing schematic representation;
Fig. 5 is pressure-display device combination section and illustrative view.
The accompanying drawing identifier declaration:
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 component
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, window 7, outer cover.
Embodiment
Please referring to figs. 1 through Fig. 4 and shown in Figure 5, it has demonstrated the concrete structure of the preferred embodiment of the utility model, and this pressure-display device 1 is located on the 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 two 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 edge is the good function of the close gas property of tool outside the 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 component 16 in addition between sheath 12 and the pushing block 14, and this elastic component 16 is a spring, and around being arranged at outside the plate body 15; In addition, the position that plate body 15 exposes to the perforation 121 of sheath 12 is 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.
By this; Air pressure can get into via the suction port 131 of air input joint 13 in hollow tube 11 inside; Pass in pushing block 14 and plate body 15 displacements by the pressure effect, be compressed in elastic component 16 synchronously, make pushing block 14, plate body 15 and elastic component 16 in hollow tube 11, produce linear moving; Otherwise when air pressure was eliminated, pushing block 14 received the reaction force that elastic component 16 resets, and pushing block 14 and plate body 15 is made zero reset; So; The reaction forces that pressure-display device 1 can move as pushing block 14 and plate body 15 linearities by the pressure elasticity of elastic component 16; 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 see through indication piece 17 in addition to guide, 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 the two stand-alone assemblies 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 is located on the 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; The gear train 24 of these drive unit 3 one ends and inflator 2 links, the other end then is provided with a flabellum 31.
Rotate by drive unit 3 driven gear groups 24, drive piston push rod 23 starts by gear train 24 again, 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; It is connected to first pneumatic tube 4 air input joint 13 of pressure-display device 1 mat; 5 of second pneumatic tubes can be inflated the thing use (like tire in order to extend to supply to give 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 3 is produced can flow to pressure-display device 1 via air chamber 22, first pneumatic tube 4 relatively; The plate body 15 that sees 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 are the passage (as shown in Figure 2) of independence out of the ordinary; Or form the common passage (as shown in Figure 3) of air outlet 221,222 with the difference pattern, form the effect structure that is equal to.
Moreover this inflator 6 can be provided with a window 61 in its housing, and window 61 is corresponding with the scale 18 of pressure-display device 1, supplies the user can see through window 61 and learns force value; Again, window 61 can be provided with an outer cover 7; In addition, the utility model can further be provided with luminescent 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.
The design focal point of the utility model is: the pressure elasticity of utilizing elastic component with respect to the air pressure that is produced in the inflation mechanism air chamber, is promoting the linear distance that moves of plate body work as the linear mobile reaction force (the reposition force source of making zero) of plate body; Be this pneumatics force value of expression; Reaching the function of accurate measured pressure value, and then break through the employing of the expensive pressure gauge of habit person fully, and use and avoid habit person's pressure gauge to form for belonging to accurate spare part; The cost of being derived is higher; Reach accurate spare part and be vulnerable to external temperature or humidity effect, or collide accidentally etc., the measured force value degree of accuracy of pressure gauge all can be influenced.
The above; It only is the preferred embodiment of the utility model; Be not that the technical scope of the utility model is done any restriction; So every technical spirit according to the utility model all still belongs in the scope of the utility model technological scheme any trickle modification, equivalent variations and modification that above embodiment did.
Claims (10)
1. inflator; Include inflation mechanism and pressure-display device; It is characterized in that: this inflation mechanism has an air chamber; This air chamber is provided with at least two air outlets, and this two air outlet is connected with one first pneumatic tube and respectively and is inflated second pneumatic tube that thing uses in order to extend to supply to give to aerate, and this first pneumatic tube is connected with pressure-display device; This pressure-display device outside is provided with a scale; This pressure-display device has a hollow tube; Be 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 the suction port that extends the hollow tube outside and is 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 component between sheath and the pushing block in addition; And this scale is positioned at the displacement path of plate body relatively.
2. inflator according to claim 1 is characterized in that: said elastic component is a spring, and around being arranged at the plate body outside.
3. inflator according to claim 1 is characterized in that: said plate body exposes to the perforated tip position of sheath and establishes an indication piece.
4. inflator according to claim 1 is characterized in that: said scale is provided with scale, and around this scale, is provided with luminescent component.
5. inflator according to claim 1 is characterized in that: two air outlets of said air chamber are the passage person of tool independence out of the ordinary.
6. inflator according to claim 1 is characterized in that: two air outlets of said air chamber can be the common passage person of difference pattern tool.
7. the pressure-display device of an inflator, it is characterized in that: include hollow tube, be 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 the suction port that extends the hollow tube outside; 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 component between sheath and the pushing block in addition; And this plate body displacement path is provided with a scale.
8. the pressure-display device of inflator according to claim 7, it is characterized in that: said elastic component is a spring, and around being arranged at the plate body outside.
9. the pressure-display device of inflator according to claim 7, it is characterized in that: said plate body exposes to the perforated tip position of sheath and establishes an indication piece.
10. the pressure-display device of inflator according to claim 7, it is characterized in that: said scale is provided with scale, and around this scale, is provided with luminescent component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205243641U CN202432236U (en) | 2011-12-15 | 2011-12-15 | Aerator and pressure display device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205243641U CN202432236U (en) | 2011-12-15 | 2011-12-15 | Aerator and pressure display device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202432236U true CN202432236U (en) | 2012-09-12 |
Family
ID=46781682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205243641U Expired - Lifetime CN202432236U (en) | 2011-12-15 | 2011-12-15 | Aerator and pressure display device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202432236U (en) |
-
2011
- 2011-12-15 CN CN2011205243641U patent/CN202432236U/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 | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170519 Address after: 236000 No. 118 competition Road, Yingdong Economic Development Zone, Anhui, Fuyang Patentee after: Anhui Fuyang wind Rimula electromechanical Co Ltd Address before: 523000 Guangdong city of Dongguan province Tangxia Zhen Lin Cun Bei Lu 99A Hongye Science Park Dongguan kani'er Hesheng electromechanical Co Ltd Patentee before: Chen Qiwen |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120912 |