CN201751356U - Device for automatically adding oil or grease to step chain - Google Patents
Device for automatically adding oil or grease to step chain Download PDFInfo
- Publication number
- CN201751356U CN201751356U CN2010202031942U CN201020203194U CN201751356U CN 201751356 U CN201751356 U CN 201751356U CN 2010202031942 U CN2010202031942 U CN 2010202031942U CN 201020203194 U CN201020203194 U CN 201020203194U CN 201751356 U CN201751356 U CN 201751356U
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- Prior art keywords
- oil
- cooperates
- spool
- chain
- plug
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- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a device for automatically adding oil or grease to a step chain, which comprises a chain wheel, a chain, a hinge pin on the chain and a shaft sleeve matched with the hinge pin, wherein the shaft sleeve is arranged on the hinge pin. The device is characterized in that the hinge pin is provided with an axial oil hole and a radial oil hole, the axial oil hole is communicated with the radial oil hole, the oil charging end of the axial oil hole is provided with a lug boss, and the axial oil hole of the oil charging end is internally provided with a switch valve. The device further comprises an oil-adding head and an arc triggering plate, wherein the oil-adding head consists of a shell, an end cover, a valve rod, a plug, a valve core and a spring. By adopting the structure, the chain rotates along the chain wheel, the arc triggering plate which is static relative to the chain wheel leads the oil-adding head to move along the axes of the chain wheel, the hinge pin is matched with the valve core of the oil adding head, the valve core moves, the plug is separated from an oil discharging way, the oil discharging way on the valve core is opposite to the radial oil hole of the hinge pin to add the oil, the chain wheel rotates at a certain angle, and the circular plate-shaped triggering plate is separated from the oil-adding head to complete the oil adding process, so that the device is convenient in use.
Description
Technical field
The utility model relates to the step chains of a kind of escalator or moving sidewalk, especially to step chains gas filed device.
Background technology
Present prior art, general chain automatic fuelling device is installed in the front of chain, makes lubricating oil being penetrated between sleeve and bearing pin slowly by the carrier bar of covering with paint or varnish the brush chain, and this lubricating method has following deficiency: the one, adopt penetration theory, time of penetration is long; The 2nd, be only applicable to the short chain of sleeve, not too be applicable to heavy escalator or moving sidewalk, because its chain bush and pin are longer, general hydraulic fluid port is difficult to lubricated to the sleeve center.
This oiling mode is afraid of rainwash, plays bad good lubricating effect when being used for outdoor escalator and moving sidewalk.
Summary of the invention
The purpose of this utility model is: a kind of step chains automatic oiling or fat device are provided, and it can make oil or fat enter the face that connects of bearing pin and sleeve under the state of chain with sprocket rotation, reaches lubricated purpose.
The utility model is achieved in that a kind of step chains automatic oiling or fat device, comprises sprocket wheel and chain, bearing pin on the chain and the axle sleeve that cooperates with bearing pin, and axle sleeve is arranged on the bearing pin; Its special character is: an end of described bearing pin has axial oilhole vertically, also has radial direction oil hole radially on the bearing pin, and axially oilhole is communicated with radial direction oil hole; Axially the oil inlet end of oilhole has boss, in the axial oilhole of oil inlet end switch valve is arranged;
Comprise that also one refuels a head and a circular arc trigger board, described oiling head by housing, end cap, valve rod, plug block up, spool and spring constitute,
Shell liquid chamber and spool chamber constitute, and the intersection of spool chamber and fluid chamber has the stop bit platform, and there is positioning table the end of liquid; Described end cap, valve rod and plug are stifled captives joint together; One end of described spool has the stop bit dish, also has the oil road along axis on it;
Housing is arranged on upper sprocket wheel by a support, also comprises a flexure strip, the pilot hole bearing fit of housing and support; Flexure strip one end cooperates with the outer shroud platform of housing one end, the other end cooperates with support, and the other end of housing is provided with the pin sheet; Spool and spool chamber bearing fit also reach liquid sealing, and the stop bit dish cooperates with the stop bit platform; End cap is fixed on the positioning table and liquid sealing, the stifled and oil road end liquid sealing of plug, and valve rod is positioned at oil road; Spring is on the valve rod between spool and the end cap; Spool cooperates with bearing pin;
Circular arc trigger board one end is fixed, and the other end is wedge shape, and the circular arc trigger board cooperates with the oiling head; Boss cooperates with spool, and plug is stifled to be cooperated with switch valve, and axially oilhole cooperates with the oil road of spool.
Described a kind of step chains automatic oiling or fat device, its special character is: described switch valve comprises valve body, spherical valve core and pressure spring, spherical valve core cooperates with valve core case and pressure spring, and the other end of pressure spring cooperates with spring perch in the axial oilhole; Spherical valve core cooperates with plug is stifled.
Described a kind of step chains automatic oiling or fat device, its special character is: there is the oil outlet of a class truncated cone described oil road end, and the end face that spool cooperates with oil outlet is truncated cone, and the truncated cone end face of spool cooperates with oil outlet.
Described a kind of step chains automatic oiling or fat device, its special character is: the circular arc trigger board cooperates with the spherical end of the end cap of oiling head.
A kind of step chains automatic oiling of the utility model or fat device, owing to adopt such structure, chain is with sprocket rotation, the circular arc trigger board static with respect to sprocket wheel makes and refuels head along moving on the axis of sprocket wheel, and bearing pin cooperates with a spool that refuels, spool moves, plug is stifled to leave oil road, and the oil road on the spool is relative with the radial direction oil hole of bearing pin, refuels, the sprocket rotation certain angle, the circular plate type trigger board is separated with the oiling head, then finishes refueling process, and is easy to use.
Description of drawings
Fig. 1 is a front view of the present utility model.
Fig. 2 is the partial enlarged drawing of Fig. 1.
Fig. 3 is the partial enlarged drawing of Fig. 2.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described.
As shown in Figure 1 and Figure 2, a kind of step chains automatic oiling or fat device comprise sprocket wheel 1 and chain 2, bearing pin 21 on the chain 2 and the axle sleeve 22 that cooperates with bearing pin 21, and axle sleeve 22 is arranged on the bearing pin 21; One end of described lock shaft 21 has axial oilhole 211 vertically, also has radial direction oil hole 212 radially on the bearing pin, and axially oilhole 211 is communicated with radial direction oil hole 212; Axially the oil inlet end of oilhole 211 has boss 213, in the axial oilhole 211 of oil inlet end switch valve is arranged;
As shown in Figure 3, described switch valve comprises valve body 7, spherical valve core 8 and pressure spring 9, and spherical valve core 8 cooperates with valve core case 71 and pressure spring 9, and the other end of pressure spring 9 cooperates with spring perch in the axial oilhole 211; Spherical valve core 8 cooperates with plug stifled 34.
Comprise that also one refuels 3 and one a circular arc trigger board 4, described oiling 3 is stifled 34 by housing 31, end cap 32, valve rod 33, plug, spool 35 and spring 36 constitute,
Circular arc trigger board 4 one ends are fixed, and the other end is wedge shape, and circular arc trigger board 43 cooperates with refueling; Boss 213 cooperates with spool 35, and spherical valve core 8 cooperates with plug stifled 34, realizes that axial oilhole is communicated with the oil road of spool; When circular arc trigger board 4 with refuel 3 when separating, boss 213 separates with spool 35, spherical valve core 8 separates with plug stifled 34, the oil roads on the stifled 35 sealing spools 35 of plug, the axial oilhole 211 of spherical valve core 8 sealings.
There is the oil outlet of a class truncated cone described oil road 351 ends, and the end face that spool 35 cooperates with oil outlet is truncated cone, and the truncated cone end face of spool 35 cooperates with oil outlet.
Described end cap 32 and circular arc trigger board 4 relative faces are spherical, circular arc trigger board 4 with refuel the spherical end of 3 end cap 32 and cooperate.
Above-described only is preferential embodiment of the present utility model.Should be pointed out that for the person of ordinary skill of the art under the situation that does not break away from the utility model principle, can also make some improvement and modification, this also is considered as protection domain of the present utility model.
Claims (5)
1. step chains automatic oiling or fat device comprise sprocket wheel and chain, bearing pin on the chain and the axle sleeve that cooperates with bearing pin, and axle sleeve is arranged on the bearing pin; It is characterized in that: an end of described bearing pin has axial oilhole vertically, also has radial direction oil hole radially on the bearing pin, and axially oilhole is communicated with radial direction oil hole; Axially the oil inlet end of oilhole has boss, in the axial oilhole of oil inlet end switch valve is arranged;
Comprise that also one refuels a head and a circular arc trigger board, described oiling head by housing, end cap, valve rod, plug block up, spool and spring constitute,
Shell liquid chamber and spool chamber constitute, and the intersection of spool chamber and fluid chamber has the stop bit platform, and there is positioning table the end of liquid; Described end cap, valve rod and plug are stifled captives joint together; One end of described spool has the stop bit dish, also has the oil road along axis on it;
Housing is arranged on upper sprocket wheel by a support, also comprises a flexure strip, the pilot hole bearing fit of housing and support; Flexure strip one end cooperates with the outer shroud platform of housing one end, the other end cooperates with support, and the other end of housing is provided with the pin sheet; Spool and spool chamber bearing fit also reach liquid sealing, and the stop bit dish cooperates with the stop bit platform; End cap is fixed on the positioning table and liquid sealing, the stifled and oil road end liquid sealing of plug, and valve rod is positioned at oil road; Spring is on the valve rod between spool and the end cap; Spool cooperates with bearing pin;
Circular arc trigger board one end is fixed, and the other end is wedge shape, and the circular arc trigger board cooperates with the oiling head; Boss cooperates with spool, and plug is stifled to be cooperated with switch valve, and axially oilhole cooperates with the oil road of spool.
2. a kind of step chains automatic oiling according to claim 1 or fat device, it is characterized in that: described switch valve comprises valve body, spherical valve core and pressure spring, spherical valve core cooperates with valve core case and pressure spring, and the other end of pressure spring cooperates with spring perch in the axial oilhole;
Spherical valve core cooperates with plug is stifled.
3. a kind of step chains automatic oiling according to claim 1 and 2 or fat device, it is characterized in that: there is the oil outlet of a class truncated cone described oil road end, the end face that spool cooperates with oil outlet is truncated cone, and the truncated cone end face of spool cooperates with oil outlet.
4. a kind of step chains automatic oiling according to claim 3 or fat device is characterized in that: the circular arc trigger board cooperates with the spherical end of the end cap of oiling head.
5. a kind of step chains automatic oiling according to claim 1 and 2 or fat device is characterized in that: the circular arc trigger board cooperates with the spherical end of the end cap of oiling head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202031942U CN201751356U (en) | 2010-05-19 | 2010-05-19 | Device for automatically adding oil or grease to step chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202031942U CN201751356U (en) | 2010-05-19 | 2010-05-19 | Device for automatically adding oil or grease to step chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201751356U true CN201751356U (en) | 2011-02-23 |
Family
ID=43601762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202031942U Expired - Fee Related CN201751356U (en) | 2010-05-19 | 2010-05-19 | Device for automatically adding oil or grease to step chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201751356U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104355214A (en) * | 2014-11-06 | 2015-02-18 | 康力电梯股份有限公司 | Step automatic lubrication device |
| CN104373507A (en) * | 2014-11-06 | 2015-02-25 | 康力电梯股份有限公司 | Pin lubrication structure for step chain |
| CN108622783A (en) * | 2018-06-29 | 2018-10-09 | 塞纳自动梯（佛山）有限公司 | The automatic oiling device of escalator step chain |
-
2010
- 2010-05-19 CN CN2010202031942U patent/CN201751356U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104355214A (en) * | 2014-11-06 | 2015-02-18 | 康力电梯股份有限公司 | Step automatic lubrication device |
| CN104373507A (en) * | 2014-11-06 | 2015-02-25 | 康力电梯股份有限公司 | Pin lubrication structure for step chain |
| CN108622783A (en) * | 2018-06-29 | 2018-10-09 | 塞纳自动梯（佛山）有限公司 | The automatic oiling device of escalator step chain |
| CN108622783B (en) * | 2018-06-29 | 2023-12-26 | 塞纳自动梯（佛山）有限公司 | Automatic oiling device of escalator step chain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110223 Termination date: 20130519 |