CN111188980B - Oil dripping control system of external locking lubrication oil injection device and external locking lubrication oil injection device - Google Patents
Oil dripping control system of external locking lubrication oil injection device and external locking lubrication oil injection device Download PDFInfo
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- CN111188980B CN111188980B CN202010193883.8A CN202010193883A CN111188980B CN 111188980 B CN111188980 B CN 111188980B CN 202010193883 A CN202010193883 A CN 202010193883A CN 111188980 B CN111188980 B CN 111188980B
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- main control
- oil
- power supply
- control chip
- module
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- 238000005461 lubrication Methods 0.000 title claims abstract description 28
- 238000002347 injection Methods 0.000 title claims description 17
- 239000007924 injection Substances 0.000 title claims description 17
- 238000004891 communication Methods 0.000 claims abstract description 6
- 239000003921 oil Substances 0.000 claims description 91
- 239000010687 lubricating oil Substances 0.000 claims description 9
- 230000005611 electricity Effects 0.000 abstract 2
- 239000000758 substrate Substances 0.000 description 7
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/02—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with gravity feed or drip lubrication
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
- B61L5/10—Locking mechanisms for points; Means for indicating the setting of points
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N27/00—Proportioning devices
- F16N27/005—Proportioning devices using restrictions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N27/00—Proportioning devices
- F16N27/02—Gating equipment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N29/00—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems
- F16N29/04—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems enabling a warning to be given; enabling moving parts to be stopped
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N2230/00—Signal processing
- F16N2230/18—Switches
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N2270/00—Controlling
- F16N2270/20—Amount of lubricant
- F16N2270/22—Amount of lubricant with restrictions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N2280/00—Valves
- F16N2280/02—Valves electromagnetically operated
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to an outer locking lubrication oiling device oil drip control system and outer locking lubrication oiling device, oil drip control system includes: control module (6), power module (7) and execution module (8), control module includes main control chip (61), execution module includes solenoid valve (81) with outer locking lubrication oiling device's oil storage box (1) intercommunication, it has first power supply circuit (101) to be connected with electricity between power module and the main control chip, it has second power supply circuit (102) to be connected with electricity between power module and the solenoid valve, control module includes first dial switch (62) and second dial switch (63) with main control chip communication connection, main control chip controls the time interval of the adjacent twice oil drip of solenoid valve through one of first dial switch and second dial switch, the length of time of the every time oil drip of solenoid valve is controlled through another one of first dial switch and second dial switch, thereby realize the automatic oil drip of outer locking lubrication oiling device, and the oil drip volume is controllable.
Description
Technical Field
The utility model relates to a track traffic equipment field specifically relates to an outer locking lubrication oiling device oil drip control system and outer locking lubrication oiling device.
Background
The point switch is an actuating mechanism of the turnout control system and is used for reliably switching the turnout position, changing the turnout opening direction, switching and locking the turnout point rail or point rail and indicating the position and the state of the turnout point rail or point rail in the supervision interlocking area. The locking is divided into two modes of external locking and internal locking. The point switch is used for pulling the turnout back and forth, so that the friction between the locking plate and the locking hook is increased to cause abrasion, and further potential safety hazards are brought. Therefore, it is necessary to fill the outer locking friction pair with oil for lubrication and maintenance. In the related art, lubrication is generally performed by manually or mechanically controlling oil injection, however, firstly, the cost is high, the oil dropping efficiency is too low, and secondly, the oil dropping amount is not controlled well, so that insufficient oil dropping or excessive oil dropping is caused, and the normal use of the turnout is affected.
Disclosure of Invention
The purpose of this disclosure is to provide an outer locking lubrication oiling device oil drip control system, this oil drip control system can realize the automatic oil drip of outer locking lubrication oiling device, and the oil drip volume is controllable.
In order to achieve the above object, the present disclosure provides an oil drip control system for an external locking lubrication and oil injection device, the oil dripping control system comprises a control module, a power supply module and an execution module, wherein the control module comprises a main control chip, the execution module comprises an electromagnetic valve communicated with an oil storage box of the external locking lubrication oiling device, a first power supply circuit is electrically connected between the power supply module and the main control chip, a second power supply circuit is electrically connected between the power supply module and the electromagnetic valve, the control module comprises a first dial switch and a second dial switch which are in communication connection with the main control chip, the main control chip controls the time interval of two adjacent oil drips of the electromagnetic valve through one of the first dial switch and the second dial switch, and the duration of each oil dripping of the electromagnetic valve is controlled by the other one of the first dial switch and the second dial switch.
Optionally, the voltage of the first power supply circuit is lower than the voltage of the second power supply circuit.
Optionally, a key oil dripping circuit is electrically connected between the main control chip and the electromagnetic valve, and the main control chip directly controls the on/off of the electromagnetic valve through the key oil dripping circuit.
Optionally, the oil dripping control system further comprises a signal lamp, and the main control chip is in communication connection with the signal lamp through a first circuit.
Optionally, the power supply module is in communication connection with the main control chip through a second circuit to detect the voltage of the power supply module in real time.
According to a second aspect of the present disclosure, there is provided an external locking lubricator comprising an external locking lubricator drip control system as described above.
Optionally, the oil storage box has first airtight chamber and the airtight chamber of second of mutual isolated, first airtight chamber is used for storing lubricating oil, main control chip with the power module set up in the airtight chamber of second.
Optionally, the external locking lubrication and oil injection device includes a mounting substrate, the main control chip and the power supply module are fixed to the mounting substrate, and the mounting substrate is detachably connected to the second sealed cavity.
Optionally, the main control chip is electrically connected to a signal lamp, and the signal lamp extends out of the second sealed cavity.
Through the technical scheme, among the lubricated oiling device oil drip control system of external locking that this disclosure provided, power module is the main control chip power supply through first power supply circuit, be the solenoid valve power supply through the second power supply circuit, main control chip controls the time interval of the adjacent twice oil drip of solenoid valve and the length of time of oil drip at every turn respectively through first dial switch and second dial switch, or control the length of time of oil drip at every turn and the time interval of the adjacent twice oil drip, and then oil drip control system can follow the length of time of oil drip at every turn and the time interval of the adjacent twice oil drip two-sided abundant lubricating oil that utilizes, avoid lubricating oil waste and avoid oil drip not enough to lead to the turnout can not normally work, realize the automatic oiling of lubricated oiling device of external locking, make the oil drip volume controllable.
Additional features and advantages of the disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:
FIG. 1 is a simplified schematic diagram of an external lock-out lubricator drip control system provided in accordance with an embodiment of the present disclosure;
fig. 2 is a schematic structural view of an external locking lubricator device provided according to an embodiment of the present disclosure, wherein a portion of the oil reservoir is removed to show the main control chip and the power supply module.
Description of the reference numerals
1-an oil storage box, 12-a second closed cavity, 3-an oil outlet nozzle, 6-a control module, 61-a main control chip, 62-a first dial switch, 63-a second dial switch, 7-a power supply module, 8-an execution module, 81-an electromagnetic valve, 91-a mounting substrate, 92-a signal lamp, 101-a first power supply circuit, 102-a second power supply circuit, 103-a key oil dripping circuit, 104-a first circuit and 105-a second circuit.
Detailed Description
The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
In the present disclosure, the use of directional terms such as "inner and outer" means inner and outer of the profile of each component part itself, unless otherwise stated. The terms "first and second" are used herein to distinguish one element from another, and are not necessarily sequential or significant. Further, in the following description, when referring to the figures, the same reference numbers in different figures denote the same or similar elements.
According to the specific embodiment of the present disclosure, an oil dripping control system of an external locking lubrication oil injection device is provided, referring to fig. 1, the oil dripping control system includes a control module 6, a power supply module 7 and an execution module 8, the control module 6 includes a main control chip 61, the execution module 8 includes an electromagnetic valve 81 communicated with an oil storage box 1 of the external locking lubrication oil injection device, a first power supply circuit 101 is electrically connected between the power supply module 7 and the main control chip 61, a second power supply circuit 102 is electrically connected between the power supply module 7 and the electromagnetic valve 81, the control module 6 includes a first dial switch 62 and a second dial switch 63 which are communicatively connected with the main control chip 61, the main control chip 61 controls a time interval of two adjacent oil drips of the electromagnetic valve 81 through one of the first dial switch 62 and the second dial switch 63, the time length of each oil drop of the solenoid valve 81 is controlled by the other of the first dial switch 62 and the second dial switch 63.
Through the technical scheme, among the outer locking lubrication oiling device oil drip control system that this disclosure provided, power module 7 supplies power for main control chip 61 through first power supply circuit 101, supply power for solenoid valve 81 through second power supply circuit 102, main control chip 61 controls the time interval of two adjacent oil drips of solenoid valve 81 and the length of time of oil drip at every turn respectively through first dial-up switch 62 and second dial-up switch 63, or control the length of time of oil drip at every turn and the time interval of two adjacent oil drips, and then oil drip control system can follow the length of time of oil drip at every turn and the abundant lubricating oil of two aspects of the time interval of two adjacent oil drips, avoid lubricating oil waste and avoid oil drip not enough to lead to the turnout can not normally work, realize the automatic oiling of outer locking lubrication oiling device, make the oil drip controllable.
And, through adjusting the time interval value that sets for between two oil drippings and the time length value of each time oil drippings, the control system of this disclosure can be applied to the scene of multiple track condition to in being applied to the same kind track condition, can also better utilize lubricating oil through above-mentioned regulation, further improve the job stabilization nature of switch.
It should be noted that the lubricant flow path and the action site of the specific switch oil drop are well known to those skilled in the art, and the details of the disclosure are not repeated herein. The main control chip 61 can control the electromagnetic valve 81 through the first dial switch 62 and the second dial switch 63, for example, on/off of the electromagnetic valve 81 and on/off time can be controlled, so as to control the time length of each oil drop and the time interval between two oil drops.
It should be noted that the electromagnetic valve 81 may be provided with an oil outlet nozzle 3, and the oil outlet nozzle 3 is used for dripping the lubricating oil. In addition, the present disclosure does not limit the specific structure of the power supply module, for example, the power supply module 7 may be powered by a battery, and the present disclosure does not limit the source of the electric energy. According to some embodiments, the power supply module 7 obtains electric energy through wind power generation or solar power generation, so that clean energy is used for supplying power, and cost is saved.
According to a specific embodiment of the present disclosure, the voltage of the first power supply circuit 101 is lower than the voltage of the second power supply circuit 102. The first power supply circuit 101 is used for supplying power to the main control chip 61, so the voltage is low, and the second power supply circuit is used for supplying power to the solenoid valve 81 to drive the solenoid valve 81 to work, so the power supply voltage of the second power supply circuit 102 is high.
According to the specific embodiment of the present disclosure, referring to fig. 1, a key oil dripping circuit 103 is electrically connected between the main control chip 61 and the solenoid valve 81, and the main control chip 61 directly controls the on/off of the solenoid valve 81 through the key oil dripping circuit 103. The one-touch oil dropping circuit 103 may directly energize the solenoid valve 81 so that it is possible to test whether the main control chip 61 and the solenoid valve 81 are normally operated to check whether there is a problem with the main control chip 61 and the solenoid valve 81.
According to an embodiment of the present disclosure, referring to fig. 1, the oil drip control system may further include a signal lamp 92, and the main control chip 61 is communicatively connected to the signal lamp 92 through a first circuit 104. The main control chip 61 can display various working states or various fault indications through the signal lamp, so that personnel can timely acquire various signal indications or various alarms of the oil dripping control system.
According to the specific embodiment of the present disclosure, referring to fig. 1, the power supply module 7 is communicatively connected to the main control chip 61 through the second circuit 105 to detect the voltage of the power supply module 7 itself in real time. In this way, the voltage data of the power supply module 7 can be acquired in real time, so that various problems such as voltage fluctuation of the voltage of the power supply module 7 itself can be found in time.
According to a second aspect of the present disclosure, an external locking lubrication and oil injection device is provided, which includes the oil dripping control system of the external locking lubrication and oil injection device as described above, and through the oil dripping control system, the external locking lubrication and oil injection device of the present disclosure can realize self-automatic oil injection, so that the oil dripping amount is controllable, and has all the beneficial effects of the oil dripping control system, which is not limited by the present disclosure.
According to some embodiments, referring to fig. 2, the oil storage box 1 may have a first sealed chamber and a second sealed chamber isolated from each other, the first sealed chamber is used for storing lubricating oil, and the main control chip 61 and the power supply module 7 are disposed in the second sealed chamber 12. Like this, set up main control chip 61 and power module 7 in the airtight intracavity of second to avoid main control chip 61 and power module 7 to receive external damage, play the guard action promptly.
Alternatively, referring to fig. 2, the external locking lubricator includes a mounting substrate 91, the main control chip 61 and the power supply module 7 are fixed to the mounting substrate 91, and the mounting substrate 91 is detachably coupled to the second sealed chamber 12. Like this, the installation of main control chip 61 and power module 7 can be convenient for, the structural strength of oil storage box 1 is guaranteed simultaneously, prevents oil storage box 1 oil leak.
Alternatively, referring to fig. 2, the main control chip 61 is electrically connected with a signal lamp 92, and the signal lamp 92 protrudes from the second closed cavity 12. Therefore, personnel can visually observe the signal fed back by the signal, and the external locking lubrication and oil injection device is timely checked and maintained. Thus, the signal lamp can release the under-voltage indication, the short-circuit indication, the over-current indication, the over-voltage indication, and the like of the main control chip 61. For example, various faults may be identified by controlling various colors of light emitted by the signal lights 92, which is not limited by the present disclosure.
The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.
Claims (8)
1. The oil dripping control system of the external locking lubrication oil injection device is characterized by comprising a control module (6), a power supply module (7) and an execution module (8), wherein the control module (6) comprises a main control chip (61), the execution module (8) comprises an electromagnetic valve (81) communicated with an oil storage box (1) of the external locking lubrication oil injection device, a first power supply circuit (101) is electrically connected between the power supply module (7) and the main control chip (61), a second power supply circuit (102) is electrically connected between the power supply module (7) and the electromagnetic valve (81), the control module (6) comprises a first dial switch (62) and a second dial switch (63) which are in communication connection with the main control chip (61), the main control chip (61) controls the time interval of adjacent oil dripping of the electromagnetic valve (81) twice through one of the first dial switch (62) and the second dial switch (63), the other one of the first dial switch (62) and the second dial switch (63) controls the time length of each oil dripping of the electromagnetic valve (81), and the voltage of the first power supply circuit (101) is lower than that of the second power supply circuit (102).
2. The oil drip control system of the external locking lubrication oil injection device according to claim 1, wherein a one-key oil drip circuit (103) is electrically connected between the main control chip (61) and the electromagnetic valve (81), and the main control chip (61) directly controls the on/off of the electromagnetic valve (81) through the one-key oil drip circuit (103).
3. The external lock lubricator drip control system according to claim 1, further comprising a signal light (92), wherein the main control chip (61) is communicatively connected to the signal light (92) via a first circuit (104).
4. The external lock lubricator drip control system according to claim 1, wherein the power supply module (7) is in communication connection with the main control chip (61) through a second circuit (105) to detect the voltage of the power supply module (7) in real time.
5. An external lock-up lubricator comprising the external lock-up lubricator drip control system of any one of claims 1 to 4.
6. External locking lubricator device according to claim 5, characterized in that the cartridge (1) has a first and a second sealed chamber (12) isolated from each other, the first sealed chamber being used to store lubricating oil, the main control chip (61) and the power module (7) being arranged in the second sealed chamber (12).
7. The external lock lubricator according to claim 6, comprising a mounting base plate (91), wherein the main control chip (61) and the power supply module (7) are fixed to the mounting base plate (91), and wherein the mounting base plate (91) is detachably connected to the second sealed chamber (12).
8. The external lock lubricator device according to claim 6, wherein a signal lamp (92) is electrically connected to the main control chip (61), and the signal lamp (92) extends out of the second closed cavity (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010193883.8A CN111188980B (en) | 2020-03-18 | 2020-03-18 | Oil dripping control system of external locking lubrication oil injection device and external locking lubrication oil injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010193883.8A CN111188980B (en) | 2020-03-18 | 2020-03-18 | Oil dripping control system of external locking lubrication oil injection device and external locking lubrication oil injection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111188980A CN111188980A (en) | 2020-05-22 |
| CN111188980B true CN111188980B (en) | 2021-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010193883.8A Active CN111188980B (en) | 2020-03-18 | 2020-03-18 | Oil dripping control system of external locking lubrication oil injection device and external locking lubrication oil injection device |
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| CN (1) | CN111188980B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111779962A (en) * | 2020-07-15 | 2020-10-16 | 成都兴洲科技有限公司 | Lubricating device for turnout hook type external locking |
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| CN201247084Y (en) * | 2008-09-03 | 2009-05-27 | 盖永超 | Device for pouring engine oil into flow gauge |
| CN102354585A (en) * | 2011-08-09 | 2012-02-15 | 无锡锡洲电磁线有限公司 | Improved transposition conductor oil coating device |
| CN204000476U (en) * | 2014-07-10 | 2014-12-10 | 江苏国兴力德铁路器材有限公司 | The electronic Long-distance Control lubricator of track switch external locking mechanism friction pair |
| CN105946894A (en) * | 2016-05-18 | 2016-09-21 | 四川鸣亨科技有限责任公司 | Lubricating device for external-locking switch of high-speed track |
| CN107438734A (en) * | 2017-06-01 | 2017-12-05 | 深圳市屹石科技股份有限公司 | The method and treadmill of automatic oiling |
| CN209537741U (en) * | 2018-12-04 | 2019-10-25 | 常州市永明机械制造有限公司 | Circular weaving machine oil dripping device |
| CN210146805U (en) * | 2019-06-24 | 2020-03-17 | 怡景(上海)五金制品有限公司 | A accurate oiling device in mould for modulus of continuity |
-
2020
- 2020-03-18 CN CN202010193883.8A patent/CN111188980B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201247084Y (en) * | 2008-09-03 | 2009-05-27 | 盖永超 | Device for pouring engine oil into flow gauge |
| CN102354585A (en) * | 2011-08-09 | 2012-02-15 | 无锡锡洲电磁线有限公司 | Improved transposition conductor oil coating device |
| CN204000476U (en) * | 2014-07-10 | 2014-12-10 | 江苏国兴力德铁路器材有限公司 | The electronic Long-distance Control lubricator of track switch external locking mechanism friction pair |
| CN105946894A (en) * | 2016-05-18 | 2016-09-21 | 四川鸣亨科技有限责任公司 | Lubricating device for external-locking switch of high-speed track |
| CN107438734A (en) * | 2017-06-01 | 2017-12-05 | 深圳市屹石科技股份有限公司 | The method and treadmill of automatic oiling |
| CN209537741U (en) * | 2018-12-04 | 2019-10-25 | 常州市永明机械制造有限公司 | Circular weaving machine oil dripping device |
| CN210146805U (en) * | 2019-06-24 | 2020-03-17 | 怡景(上海)五金制品有限公司 | A accurate oiling device in mould for modulus of continuity |
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| CN111188980A (en) | 2020-05-22 |
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Effective date of registration: 20240112 Address after: Room 702, Urban Construction Building, No. 15 Gaoxin Road, Yanta District, Xi'an City, Shaanxi Province, 710075 Patentee after: Shaanxi Fangyu Dacheng Signal Equipment Co.,Ltd. Address before: 710065 room 10701, 7 / F, Chengjian building, Gaoxin Road, Yanta District, Xi'an City, Shaanxi Province Patentee before: SHAANXI QUART AUTOMATIC CONTROL TECHNOLOGY CO.,LTD. |
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