CN202041343U - Pneumatic sensing rubber pipe - Google Patents
Pneumatic sensing rubber pipe Download PDFInfo
- Publication number
- CN202041343U CN202041343U CN2011200081091U CN201120008109U CN202041343U CN 202041343 U CN202041343 U CN 202041343U CN 2011200081091 U CN2011200081091 U CN 2011200081091U CN 201120008109 U CN201120008109 U CN 201120008109U CN 202041343 U CN202041343 U CN 202041343U
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- pore
- pneumatic sensing
- sebific duct
- pressure measurement
- xsect
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Abstract
The utility model relates to a pneumatic sensing rubber pipe, wherein a pressure measuring pipe hole is arranged in a pipe body, the pressure measuring pipe hole is positioned at the lower part of the pipe body, the center of the pressure measuring pipe hole is positioned below the central line of the pipe body, the cross section of the pipe body is in a shape that the upper part is narrow and the lower part is wide, the cross section of the pipe body and the outline of the pressure measuring pipe hole on the cross section are in a left-and-right symmetrical shape, and only one pressure measuring pipe hole is arranged. The pneumatic sensing rubber pipe is also provided with a fixed groove, the pipe body is embedded in the fixed groove, and the top of the pipe body is exposed from an opening at the top of the fixed groove and is higher than the upper surface of the fixed groove. The utility model has the characteristics that the pneumatic sensing rubber pipe is wear-resisting and is not easy to damage, the service life is long, the maintenance cost is low and the like, therefore, the pneumatic sensing rubber pipe can be used in a sideline pressing test project for a driver.
Description
Technical field
The utility model relates to a kind of driver's examination device, is specifically related to the pneumatic sensing sebific duct that a kind of flanging line detects usefulness.
Background technology
The flanging line detects the pneumatic sensing sebific duct of ditrysian type up and down that is generally of usefulness in existing driver's examination, last hole is the pressure measurement pore, and down the certain structure supporting role is played only as fabrication hole in the hole, and is easy to produce deformation when making pneumatic sensing sebific duct pressurized.This kind sebific duct is because the wall in last hole is thin, and under the wheel applied pressure, wearing and tearing or damage easily also damages because of other external force (as extruding such as sandstones) easily, influences serviceable life; In addition, the last pore volume after the breakage is easily intake, and particularly when environment temperature is low, in case wherein occur freezing, is difficult to remove, and has increased maintenance difficulty.
The utility model content
In order to overcome the above-mentioned defective of prior art, the purpose of this utility model is to provide a kind of pneumatic sensing sebific duct, and is not only wear-resisting, the life-span is long, maintenance cost is low.
The utility model realizes that the technical scheme that above-mentioned purpose adopted is:
A kind of pneumatic sensing sebific duct is provided with the pressure measurement pore in its body, described pressure measurement is positioned at the bottom of described body with pore.
Preferred described pressure measurement is with below the described body center line of being centered close to of pore.Further, described pressure measurement can be positioned at below the described body center line with pore.
The xsect of described body preferably is up-narrow and down-wide shape.
Compared with prior art the beneficial effects of the utility model are: because the thickness of the tube wall on pneumatic sensing sebific duct described in the utility model top is greater than the thickness of the tube wall of bottom, and wheel pressure is applied to the thicker top tube wall of wall thickness in using, make that pneumatic sensing sebific duct is more wear-resisting, cracky has not correspondingly prolonged its whole serviceable life, and, pressure measurement is far away apart from the road surface with pore, be subjected to the road environment variable effect less, stability is better, and maintenance cost is lower; Owing to adopted up-narrow and down-wide shape of cross section, made the position of mounted pneumatic sensing sebific duct more firm.
Description of drawings
Fig. 1 is the utility model three-dimensional structure diagram;
Fig. 2 is the assembling synoptic diagram of the utility model when being installed on road bed.
Embodiment
Referring to Fig. 1 and Fig. 2, the utility model provides a kind of pneumatic sensing sebific duct 1, be provided with pressure measurement pore 4 in its body 6, preferred this pressure measurement is one with the quantity of pore, described body is removed described pressure measurement also can be referred to as tube wall with the part of pore, described pressure measurement is positioned at the bottom of described body with pore, and the thickness of tube wall that makes top is greater than the thickness of the tube wall of bottom.Because in driver's examination, wheel pressure is applied to the top of pneumatic sensing sebific duct, and the top tube wall is thicker, can make that pneumatic sensing sebific duct is more wear-resisting, cracky has not correspondingly prolonged its whole serviceable life, and, the position of described pressure measurement usefulness pore is portion on the lower side, and it is far away apart from the road surface, and it is less therefore influenced by road environment, the more existing pneumatic sensing sebific duct of ditrysian type up and down, be difficult for water inlet or other foreign material, stability is better, and maintenance cost is lower.
Pressure measurement is arranged on portion on the lower side with pore, for the pneumatic sensing sebific duct of same cross-sectional area, the pressure measurement pore of bigger volume can be set, tube wall deformation is more prone to, and is convenient to measure.
Described pressure measurement is preferably placed at below the described body center line with the center of pore, and more preferably, described pressure measurement is positioned at below the described body center line with the whole of pore.The xsect of described body is up-narrow and down-wide shape, makes pneumatic sensing sebific duct be difficult for deviating from from the installation site.
The top edge of described xsect can be the arc that raises up, and makes easily as the technology fillet on the one hand, the wheel pressure that is subjected to is distributed and the tube wall deformation on top comparatively evenly also can be delivered to described pressure measurement pore equably.
The xsect of described body and pressure measurement preferably are symmetrical shape with the profile of pore on described xsect, and shape is regular, and are convenient to processing.
Guaranteeing preferably to adopt trapezoidal or leg-of-mutton xsect under the up-narrow and down-wide condition of described xsect,, make easily with the simplified structure shape.Alleged herein trapezoidal and triangle is approximate trapezoidal and triangle in actual applications, and promptly its limit can be a straight flange, also can be the circular arc limit, and its place, summit can be chamfering or fillet, has both made things convenient for and has installed and make, also can economical with materials.
Described pressure measurement is preferably the 1/5-1/2 of body height with the diameter of pore, guarantees that it had both had certain air capacity and has detected needs to satisfy, and kept certain elastic deformation ability to guarantee detection sensitivity again.Alleged herein diameter is meant the diameter of the circle that equates with the pore area of section with pressure measurement.
The above pressure measurement of described xsect is preferably circle or Long Circle with the profile of pore, and when being Long Circle, the direction tiltable of its major axis is provided with, and does not promptly point to above-below direction, does not also point to left and right directions, is preferably the direction of exerting pressure near wheel.
In fact, described pressure measurement can be various profile lines slynesses with the xsect of pore, the shape that does not have wedge angle, as also can being ellipse or heart etc., especially with excellent being shaped as of the identical long-pending maximum of situation lower section of outline line girth, as circle, perhaps be to the maximum excellent with the variation of pore air pressure inside with described pressure measurement under the situation of bearing uniform pressure at described workplace, as ellipse, perhaps be used to detect described pressure measurement with the pore air pressure inside change employed equipment the pressure that can detectedly be applied on the described workplace minimum for excellent, as short-axis direction and as described in the direction vertical oval of pressure.
Described pneumatic sensing sebific duct can be made by various resilient materials, the preferred rubber that uses, and because it is used for the open air for a long time, should select according to actual working environment, especially plasticity, elasticity, UV resistant performance etc. are even more important, in order to obtain more performance, the ethylene-propylene-diene rubber sun-resistant, that anti-ultraviolet property is the strongest is used in more excellent selection.
The middle part of the left and right sides tube wall of described pneumatic sensing sebific duct is provided with groove 5 along the bearing of trend of described tube wall.Described groove be provided with the deformation that is beneficial to described pneumatic sensing sebific duct, the excessive compression of also having avoided deformation to produce is piled up, and helps effective transmission of deformation, has improved the sensitivity level of pneumatic sensing sebific duct induction pressure.The optimum seeking site of described groove is higher than the top edge of described pressure measurement with pore, with structural strength and the whole service life that does not influence described pneumatic sensing sebific duct.
Described pneumatic sensing sebific duct can be set directly on the road surface or with other device assemblings after be positioned on the ground, also can be installed in the groove that the road surface sets in advance, and be that the basis on road surface contacts directly with channel bottom.Preferred a kind of installations in back and the use-pattern of adopting can avoid artificial or other external force cause moves, and influences also less to related personnel's activity; Because adopt up-narrow and down-wide shape of cross section, the installation site is more firm, promptly is difficult for deviating from groove; Because most of tube wall locates below ground level, can avoid effectively or reduce because of wearing out that Exposure to Sunlight, wind etc. causes.
More excellent scheme is, described pneumatic sensing sebific duct also is provided with pickup groove 2, described body is inlaid in the described pickup groove, and the upper surface of described pickup groove is exposed and exceeded in its top from the open top of described pickup groove, and the height of the raised area can guarantee accurately getting final product of testing result.Described pickup groove can be a metallic channel.The setting of pickup groove can be elastic tube wall straight installation basis is provided, and avoids because the damage that surface of contact injustice (wedge angle of protrusion etc. is arranged on the basis as the road surface) causes is convenient to install and fix; Also can play the certain protection effect, the shape of pickup groove can be made the shape identical with described tube wall easily as described, and its surface can contact better with tube wall, avoids foreign matter to damage the outside surface of tube wall.During installation, the upper surface of pickup groove is concordant with the road surface, the top of described tube wall protrudes from more than the road surface, expand in the pickup groove below can also be earthward after it is squeezed, fill up the space between tube wall and the pickup groove, the hypertonia that can avoid tube wall to bear reduces the whole quilt of tube wall and pushes the damage that causes, the serviceable life of improving pneumatic sensing sebific duct effectively repeatedly.
Described pickup groove can be embedded on the concrete foundation in the groove, is preferably the swallow-tail form metal trough, so that it is difficult for deviating from.Described pickup groove can also adopt dismountable mode to be arranged on the concrete foundation on the road surface or in the groove, as connecting by expansion bolt.
Described body preferably is no more than the volume of described pressure measurement with pore from the volume of pickup groove top exposed portions serve, to reduce the serviceable life of avoiding causing because of protrusion height is too high.
The inboard, bottom surface of the bottom surface of the tube wall of bottom and described pickup groove fits tightly, the two side of described pickup groove clamps a left side, the following big portion of right part tube wall lateral surface, top, the two side abduction of described pickup groove constitute the abduction part and and described tube wall between leave the space, the bottom of described abduction part is not higher than the lower edge of described groove and is not less than the top edge of described pressure measurement with pore, the bottom that is preferably described abduction part is concordant with the lower edge of described groove, form space 3 between the described chamfering at two ends, the left and right sides or knuckle and the described pickup groove, the opening part of described pickup groove can also be provided with flanging.Inboard and the described tube wall of the described pickup groove outside fit tightly both can guarantee deformation to pressure measurement with the effective transmission in the pore, can also prevent the infiltration of sealing etc., keep accuracy of detection and stability to a certain extent.Space between the top of described abduction part and described tube wall provides cushion space for the deformation of tube wall, and having avoided increases the damage that causes suddenly because of pressure.
Described pneumatic sensing sebific duct can also comprise with described pressure measurement measures the baroceptor that its described pressure measurement changes with the air pressure inside of pore with pore being used to of being connected, and described pressure measurement can be provided with sealing with the two ends of pore.
The signal output part of described baroceptor can insert data processing equipment, as MCU, PLC, industrial computer or computing machine etc., can whether qualified in order to the performance index that detect described pneumatic sensing sebific duct, whether well promptly whether leak gas, whether take place the i.e. ageing hardening etc. whether of efficient deformation as the pressure measurement of sealing with pore sealing under its rated operating pressure, the two ends of described connecting pipe all can be set to dismountable being tightly connected.
Described pressure measurement can be provided with the copper sleeve sealing with the two ends of pore, and described copper sleeve is provided with the connecting pipe that is used to connect described baroceptor, and described baroceptor is arranged on more than the ground.
The length of described pneumatic sensing sebific duct can be selected according to actual needs, as accomplishing 50 meters.
According to actual working environment, described pressure measurement both can be an air with the gas in the pore, it also can be inert gas, when being used for the driver and taking an examination, its air pressure preferably adopts standard atmospheric pressure, promptly balance each other, and, also can keep pressure measurement to be not equal to atmospheric pressure according to actual needs with the pressure in the pore in particular application with ambient pressure.
Alleged center line is meant on the xsect of described pneumatic sensing sebific duct in the utility model, excessively the horizontal linear of the mid point of line between the minimum point of the peak on top and bottom; Upper and lower orientation when alleged upper and lower (comprise in top, below and the upper and lower upper and lower) is meant and installs with respect to described pneumatic sensing sebific duct, promptly the above direction of directed towards ground is last, otherwise for down; Left and right is left and right when observing of xsect (cross section as shown in Figure 2) over against described pneumatic sensing sebific duct.
Claims (10)
1. a pneumatic sensing sebific duct is provided with the pressure measurement pore in its body, it is characterized in that described pressure measurement is positioned at the bottom of described body with pore.
2. pneumatic sensing sebific duct as claimed in claim 1 is characterized in that described pressure measurement is with below the described body center line of being centered close to of pore.
3. pneumatic sensing sebific duct as claimed in claim 2 is characterized in that described pressure measurement is positioned at below the described body center line with pore.
4. pneumatic sensing sebific duct as claimed in claim 3 is characterized in that the xsect of described body is up-narrow and down-wide shape, and the xsect of described body and pressure measurement are symmetrical shape with the profile of pore on described xsect.
5. as claim 1,2,3 or 4 described pneumatic sensing sebific ducts, it is characterized in that the described xsect of described body is trapezoidal or triangle.
6. pneumatic sensing sebific duct as claimed in claim 5 it is characterized in that having only a pore in the described body, and described pore constitutes described pressure measurement pore.
7. pneumatic sensing sebific duct as claimed in claim 6 is characterized in that described pressure measurement is the 1/5-1/2 of body height with the diameter of pore.
8. pneumatic sensing sebific duct as claimed in claim 6 is characterized in that described pressure measurement is the Long Circle that circle, ellipse or major axis are obliquely installed with the profile of pore on described xsect.
9. pneumatic sensing sebific duct as claimed in claim 8, the middle part that it is characterized in that its left and right sides tube wall is provided with groove along the bearing of trend of described tube wall.
10. pneumatic sensing sebific duct as claimed in claim 9 is characterized in that also being provided with pickup groove, and described body is inlaid in the described pickup groove, and the upper surface of described pickup groove is exposed and exceeds at its top from the open top of described pickup groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200081091U CN202041343U (en) | 2011-01-07 | 2011-01-07 | Pneumatic sensing rubber pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200081091U CN202041343U (en) | 2011-01-07 | 2011-01-07 | Pneumatic sensing rubber pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202041343U true CN202041343U (en) | 2011-11-16 |
Family
ID=44968781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200081091U Expired - Lifetime CN202041343U (en) | 2011-01-07 | 2011-01-07 | Pneumatic sensing rubber pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202041343U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102629426A (en) * | 2012-04-20 | 2012-08-08 | 北京精英智通交通系统科技有限公司 | Self-checking method and self-checking system of side line crossing signal |
| CN104568297A (en) * | 2014-12-12 | 2015-04-29 | 天津雷沃动力有限公司 | Tool for testing gas pressure in crankcase |
-
2011
- 2011-01-07 CN CN2011200081091U patent/CN202041343U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102629426A (en) * | 2012-04-20 | 2012-08-08 | 北京精英智通交通系统科技有限公司 | Self-checking method and self-checking system of side line crossing signal |
| CN104568297A (en) * | 2014-12-12 | 2015-04-29 | 天津雷沃动力有限公司 | Tool for testing gas pressure in crankcase |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: BEIJING JAYA TECHNOLOGY CO., LTD. Free format text: FORMER NAME: JAYA-ITS CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 100097 Beijing city Haidian District landianchang Jin Yuan mall B District Office 905 Patentee after: Beijing JAYA Technology Co., Ltd. Address before: 100097 Beijing city Haidian District landianchang Jin Yuan mall B District Office 905 Patentee before: JAYA-ITS Co., Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Pneumatic sensing rubber pipe Effective date of registration: 20180330 Granted publication date: 20111116 Pledgee: Huaxia Bank Limited by Share Ltd Zhongguancun Beijing branch Pledgor: Beijing JAYA Technology Co., Ltd. Registration number: 2018990000258 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111116 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210324 Granted publication date: 20111116 Pledgee: Huaxia Bank Limited by Share Ltd. Zhongguancun Beijing branch Pledgor: BEIJING JAYA TECHNOLOGY Co.,Ltd. Registration number: 2018990000258 |