CN109435914A - A kind of rotational structure for automatic tyre air inflation with check function - Google Patents
A kind of rotational structure for automatic tyre air inflation with check function Download PDFInfo
- Publication number
- CN109435914A CN109435914A CN201811504783.1A CN201811504783A CN109435914A CN 109435914 A CN109435914 A CN 109435914A CN 201811504783 A CN201811504783 A CN 201811504783A CN 109435914 A CN109435914 A CN 109435914A
- Authority
- CN
- China
- Prior art keywords
- air inlet
- inlet pipe
- seal chamber
- gas outlet
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003780 insertion Methods 0.000 claims description 20
- 230000037431 insertion Effects 0.000 claims description 20
- 210000004907 gland Anatomy 0.000 claims description 11
- 238000007789 sealing Methods 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 206010028813 Nausea Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008693 nausea Effects 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S5/00—Servicing, maintaining, repairing, or refitting of vehicles
- B60S5/04—Supplying air for tyre inflation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Abstract
The invention proposes a kind of rotational structures for automatic tyre air inflation with check function, including shell, air inlet pipe and tire hose；The seal chamber of cylindrical structure is equipped in shell, seal chamber is equipped with air inlet along one end of its axis direction, and seal chamber is equipped at least one gas outlet along its diametric side wall；Air inlet pipe it is closed at one end, the closed end of air inlet pipe passes through inlet gas and enters in seal chamber, and air inlet pipe is fixed in seal chamber by two swivel bearings, uniformly distributed multiple ventholes on the tube wall that air inlet pipe is correspondingly arranged with gas outlet；Tire hose is connected by non-return structure with the gas outlet of shell；Under effective solution of the present invention vehicle case of heavy load, the problem of tire pressure flows back, while solving the problems, such as that tire hose damages system gas leakage, structure is simple, securely and reliably, use scope is wide.
Description
Technical field
The present invention relates to a kind of rotational structure, in particular to a kind of rotation for automatic tyre air inflation with check function
Structure.
Background technique
With the rapid development of automotive engineering, the demand that people control tire pressure is growing day by day, the use of special purpose vehicle
Make this demand more obvious.Trailer as a kind of purpose-built vehicle, the control of tire pressure not only concerning the abrasion of tire with it is whole
Vehicle oil consumption, more relationship driving safety.Trailer axle is generally not equipped with rotation sealing gland, and trailer becomes during travelling to tire benefit
It is difficult.
Rotary joint can well solve this problem, and rotary joint includes three parts, i.e. rotating part, sealing
Part and stationary part.Rotating part is connect with rotating drum, and stationary part is connect with quiet chamber, there is complete gas between this two parts
Body channel, seal member are sealed gas, prevent gas from leaking.
It under normal circumstances, is using on the direct trachea to tyre valve of rotary joint, when opening gas to tyre inflating
After door core, wheel nausea is easily returned in loading line, causes to have a flat tire.
Summary of the invention
The present invention proposes a kind of rotational structure for automatic tyre air inflation with check function regarding to the issue above, has
The problem of effect solves under vehicle case of heavy load, and tire pressure flows back, while solving asking for tire hose damage system gas leakage
Topic, structure is simple, and securely and reliably, use scope is wide.
Specific technical solution is as follows:
A kind of rotational structure for automatic tyre air inflation with check function, including shell, air inlet pipe and tire hose；
The seal chamber of cylindrical structure is equipped in shell, seal chamber is equipped with air inlet, sealing along one end of its axis direction
Chamber is equipped at least one gas outlet along its diametric side wall；
Air inlet pipe it is closed at one end, the closed end of air inlet pipe passes through inlet gas and enters in seal chamber, and air inlet pipe passes through two
Swivel bearing is fixed in seal chamber, uniformly distributed multiple ventholes on the tube wall that air inlet pipe is correspondingly arranged with gas outlet；
Tire hose is connected by non-return structure with the gas outlet of shell.
Further, non-return structure includes connecting tube, and one end of connecting tube is equipped with nut, radial in connecting tube to be equipped with one
A demarcation plate is equipped with the first jack at the center of demarcation plate, fixes a pressure cap on one end similar in the first jack and nut；
It is equipped with the second jack in pressure cap, the multiple baffles being obliquely installed of laying of the side of pressure cap circumferentially shape work as baffle
In a free state, what baffle mutually polymerize covers the second jack, and baffle is laid in one end similar in pressure cap and nut；
Nut is locked on the transfer tube on the gas outlet for being located at shell by what is be threadedly engaged, and transfer tube insertion connects
It is connected in adapter tube with connecting tube；
The end of tire hose is equipped with gland, and gland is equipped with the insertion pipe being connected with tire hose, the end of insertion pipe
Portion is equipped with lock pin, and lock pin is connected by insertion pipe with tire hose；
Gland is fixed on the other end of connecting tube by way of being clamped or being threadedly engaged, and lock pin is made to pass through the first jack
It is inserted into the second jack of pressure cap, realizes and be connected between tire hose and the gas outlet of shell.
Further, a spring is arranged on the outside of insertion pipe, one end of spring is weldingly fixed on lock pin.
Further, the outer diameter of lock pin is less than the outer diameter of insertion pipe, and the outer diameter of insertion pipe is less than the outer diameter of tire hose.
Further, pressure sets multiple O-rings between seal chamber and air inlet pipe, and O-ring is laid in the two sides of gas outlet respectively.
Working principle of the invention is as follows:
When the present invention installs, shell is locked on bead seat by fastener, by air inlet pipe and gasing tank phase
Connection realizes wheel end high speed rotation by swivel bearing；
When tire hose is connected in connecting tube, lock pin is just able to achieve charge operation after being inserted into pressure cap, when tire hose is broken
Damage or tyre explosion, it is only necessary to remove tire hose, what baffle mutually polymerize at this time covers the second jack, and connecting tube, which is in, closes
Closed state will not influence other tire pressures；
Non-return structure can be realized unidirectional cutoff, it is ensured that tire does not flow back in tire pressure when overloaded.
The invention has the benefit that
The present invention fundamentally solves the problems, such as heavy duty tire gas backstreaming, takes into account that solve tire hose damaged and quick-fried
System leakage problem when tire, can guarantee use of the automatic tire inflation system under complex working condition, and strong applicability safely may be used
It leans on.
Detailed description of the invention
Fig. 1 is partial sectional view of the present invention.
Fig. 2 is non-return schematic enlarged-scale view in Fig. 1.
Fig. 3 is pressure cap free state cross-sectional view.
Fig. 4 is the cross-sectional view that lock pin is inserted into after pressure cap.
Specific embodiment
Clear to be more clear technical solution of the present invention, the present invention is described further with reference to the accompanying drawing,
The technical characteristic of any pair of technical solution of the present invention carries out the scheme that equivalencing is obtained with conventional reasoning and each falls within guarantor of the present invention
Protect range.
Appended drawing reference
Shell 1, tire hose 3, seal chamber 4, air inlet 5, gas outlet 6, swivel bearing 7, venthole 8, connects air inlet pipe 2
Adapter tube 9, demarcation plate 11, the first jack 12, pressure cap 13, the second jack 14, baffle 15, gland 16, insertion pipe 17, is inserted nut 10
Core 18, spring 19, O-ring 20.
A kind of rotational structure for automatic tyre air inflation with check function as shown in the figure, including shell 1, air inlet pipe 2
With tire hose 3；
The seal chamber 4 of cylindrical structure is equipped in shell, seal chamber is equipped with air inlet 5 along one end of its axis direction, close
It seals chamber and is equipped at least one gas outlet 6 along its diametric side wall；
Air inlet pipe it is closed at one end, the closed end of air inlet pipe passes through inlet gas and enters in seal chamber, and air inlet pipe passes through two
Swivel bearing 7 is fixed in seal chamber, uniformly distributed multiple ventholes 8 on the tube wall that air inlet pipe is correspondingly arranged with gas outlet；
Tire hose is connected by non-return structure with the gas outlet of shell.
Further, non-return structure includes connecting tube 9, and one end of connecting tube is equipped with nut 10, radial in connecting tube to set
There is a demarcation plate 11, the first jack 12 is equipped at the center of demarcation plate, fixes one on one end similar in the first jack and nut
A pressure cap 13；
It is equipped with the second jack 14 in pressure cap, the multiple baffles 15 being obliquely installed of laying of the side of pressure cap circumferentially shape, when
In a free state, what baffle mutually polymerize covers the second jack to baffle, and baffle is laid in one similar in pressure cap and nut
End；
Nut is locked on the transfer tube on the gas outlet for being located at shell by what is be threadedly engaged, and transfer tube insertion connects
It is connected in adapter tube with connecting tube；
The end of tire hose is equipped with gland 16, and gland is equipped with the insertion pipe 17 being connected with tire hose, insertion pipe
End be equipped with lock pin 18, lock pin is connected by insertion pipe with tire hose；
Gland is fixed on the other end of connecting tube by way of being clamped or being threadedly engaged, and lock pin is made to pass through the first jack
It is inserted into the second jack of pressure cap, realizes and be connected between tire hose and the gas outlet of shell.
Further, a spring 19 is arranged on the outside of insertion pipe, one end of spring is weldingly fixed on lock pin.
Further, the outer diameter of lock pin is less than the outer diameter of insertion pipe, and the outer diameter of insertion pipe is less than the outer diameter of tire hose.
Further, pressure sets multiple O-rings 20 between seal chamber and air inlet pipe, and O-ring is laid in the two of gas outlet respectively
Side.
Working principle of the invention is as follows:
When the present invention installs, shell is locked on bead seat by fastener, by air inlet pipe and gasing tank phase
Connection realizes wheel end high speed rotation by swivel bearing；
When tire hose is connected in connecting tube, lock pin is just able to achieve charge operation after being inserted into pressure cap, when tire hose is broken
Damage or tyre explosion, it is only necessary to remove tire hose, what baffle mutually polymerize at this time covers the second jack, and connecting tube, which is in, closes
Closed state will not influence other tire pressures；
Non-return structure can be realized unidirectional cutoff, it is ensured that tire does not flow back in tire pressure when overloaded.
Claims (5)
1. a kind of rotational structure for automatic tyre air inflation with check function, it is characterized in that, including shell, air inlet pipe and wheel
Tire hose；
The seal chamber of cylindrical structure is equipped in shell, seal chamber is equipped with air inlet, seal chamber edge along one end of its axis direction
Its diametric side wall is equipped at least one gas outlet；
Air inlet pipe it is closed at one end, the closed end of air inlet pipe passes through inlet gas and enters in seal chamber, and air inlet pipe passes through two rotations
Bearing is fixed in seal chamber, uniformly distributed multiple ventholes on the tube wall that air inlet pipe is correspondingly arranged with gas outlet；
Tire hose is connected by non-return structure with the gas outlet of shell.
2. a kind of rotational structure for automatic tyre air inflation with check function as described in claim 1, it is characterized in that, only
Returning structure includes connecting tube, and one end of connecting tube is equipped with nut, radial in connecting tube to be equipped with a demarcation plate, in demarcation plate
It is equipped with the first jack at the heart, fixes a pressure cap on one end similar in the first jack and nut；
It is equipped with the second jack in pressure cap, the multiple baffles being obliquely installed of laying of the side of pressure cap circumferentially shape, when baffle is in
When free state, what baffle mutually polymerize covers the second jack, and baffle is laid in one end similar in pressure cap and nut；
Nut is locked on the transfer tube on the gas outlet for being located at shell by what is be threadedly engaged, and transfer tube is inserted into connecting tube
In be connected with connecting tube；
The end of tire hose is equipped with gland, and gland is equipped with the insertion pipe being connected with tire hose, and the end of insertion pipe is set
There is lock pin, lock pin is connected by insertion pipe with tire hose；
Gland is fixed on the other end of connecting tube by way of being clamped or being threadedly engaged, and is inserted into lock pin across the first jack
In second jack of pressure cap, realizes and be connected between tire hose and the gas outlet of shell.
3. a kind of rotational structure for automatic tyre air inflation with check function as claimed in claim 2, it is characterized in that, it inserts
A spring is arranged on the outside of adapter tube, one end of spring is weldingly fixed on lock pin.
4. a kind of rotational structure for automatic tyre air inflation with check function as claimed in claim 2, it is characterized in that, it inserts
The outer diameter of core is less than the outer diameter of insertion pipe, and the outer diameter of insertion pipe is less than the outer diameter of tire hose.
5. a kind of rotational structure for automatic tyre air inflation with check function as claimed in claim 2, it is characterized in that, it is close
Pressure sets multiple O-rings between envelope chamber and air inlet pipe, and O-ring is laid in the two sides of gas outlet respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811504783.1A CN109435914A (en) | 2018-12-10 | 2018-12-10 | A kind of rotational structure for automatic tyre air inflation with check function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811504783.1A CN109435914A (en) | 2018-12-10 | 2018-12-10 | A kind of rotational structure for automatic tyre air inflation with check function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109435914A true CN109435914A (en) | 2019-03-08 |
Family
ID=65557417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811504783.1A Pending CN109435914A (en) | 2018-12-10 | 2018-12-10 | A kind of rotational structure for automatic tyre air inflation with check function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109435914A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104129242A (en) * | 2014-07-30 | 2014-11-05 | 武汉元丰汽车技术发展有限公司 | Automatic-inflation wheel side framework-type rotating joint assembly with air pipe for trailer tire |
| CN105764716A (en) * | 2013-11-11 | 2016-07-13 | 伊夸莱尔系统公司 | Rotary union for tire inflation system |
| CN209290363U (en) * | 2018-12-10 | 2019-08-23 | 镇江神行太保科技有限公司 | A kind of rotational structure for automatic tyre air inflation with check function |
| US20200062055A1 (en) * | 2016-10-19 | 2020-02-27 | Equalaire Systems, Inc. | Inflation Manifold |
-
2018
- 2018-12-10 CN CN201811504783.1A patent/CN109435914A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105764716A (en) * | 2013-11-11 | 2016-07-13 | 伊夸莱尔系统公司 | Rotary union for tire inflation system |
| CN104129242A (en) * | 2014-07-30 | 2014-11-05 | 武汉元丰汽车技术发展有限公司 | Automatic-inflation wheel side framework-type rotating joint assembly with air pipe for trailer tire |
| US20200062055A1 (en) * | 2016-10-19 | 2020-02-27 | Equalaire Systems, Inc. | Inflation Manifold |
| CN209290363U (en) * | 2018-12-10 | 2019-08-23 | 镇江神行太保科技有限公司 | A kind of rotational structure for automatic tyre air inflation with check function |
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