阅读说明：本技术 一种内置控制阀的润滑油自动加注装置 (Automatic lubricating oil filling device with built-in control valve ) 是由 董岱 杜预 方田 于 2019-10-15 设计创作，主要内容包括：本发明公开了一种内置控制阀的润滑油自动加注装置,属于机械自动润滑技术领域。本发明包括导向套、油嘴和头部导管,头部导管的一端连接有阀芯推杆,阀芯推杆的外圈套装有回复弹簧,阀芯推杆的外部设置有控制阀阀体,所述的控制阀阀体的内部设置有阀座,控制阀阀体的一端连接有滑动套筒,所述的阀芯推杆的一端穿过阀座并连接有密封体,滑动套筒的一侧端面分别连接有第一驱动气缸、第二驱动气缸。本发明通过阀芯推杆推动密封体和阀芯,控制阀阀体内的润滑油通过阀座与阀芯推杆之间的缝隙进入阀芯推杆的中心孔内,并依次通过头部导管、油嘴和油杯的中心通孔进入车轮内,本发明结构紧凑,动作灵活,适应性强,可实现润滑油的自动加注。(The invention discloses an automatic lubricating oil filling device with a built-in control valve, and belongs to the technical field of automatic mechanical lubrication. The oil nozzle comprises a guide sleeve, an oil nozzle and a head guide pipe, wherein one end of the head guide pipe is connected with a valve core push rod, an outer ring of the valve core push rod is sleeved with a return spring, a control valve body is arranged outside the valve core push rod, a valve seat is arranged inside the control valve body, one end of the control valve body is connected with a sliding sleeve, one end of the valve core push rod penetrates through the valve seat and is connected with a sealing body, and one side end face of the sliding sleeve is respectively connected with a first driving cylinder and a second driving cylinder. The sealing body and the valve core are pushed by the valve core push rod, and lubricating oil in the valve body of the control valve enters the central hole of the valve core push rod through a gap between the valve seat and the valve core push rod and enters the wheel through the central through hole of the head guide pipe, the oil nozzle and the oil cup in sequence.)

1. The utility model provides an automatic filling device of lubricating oil of built-in control valve, includes uide bushing (1), glib talker (2) and head pipe (3), its characterized in that: one end of the head guide pipe (3) is connected with the guide sleeve (1) in a clamping manner, a hole is formed in the center of the guide sleeve (1), the oil nozzle (2) is arranged in a central through hole of the guide sleeve (1), the other end of the head guide pipe (3) is connected with a valve core push rod (12), the head guide pipe (3) and the valve core push rod (12) are communicated with each other, a return spring (4) is sleeved on the outer ring of the valve core push rod (12), and a control valve body (6) is arranged outside the valve core push rod (12);

a valve seat (61) is arranged inside the control valve body (6), one end of the control valve body (6) is connected with a sliding sleeve (9), an end cover (5) is arranged at the other end of the control valve body (6), one end of a valve core push rod (12) penetrates through the end cover (5) and the valve seat (61) and is connected with a sealing body (13), a through hole is formed in the center of the control valve body (6), a valve core (7) is arranged in the through hole, one end of the valve core (7) is connected with the sealing body (13), the other end of the valve core (7) is connected with a valve core spring (14), one end of the valve core spring (14) is connected with the sliding sleeve (9), the output end of the sliding sleeve (9) is communicated with the through hole in the center of the control valve body (6), a shaft sleeve (8) is arranged on the outer side of the sliding sleeve (9, one side end face of sliding sleeve (9) is connected with first actuating cylinder (10), second actuating cylinder (16) of driving respectively, first actuating cylinder (10), the piston rod that the second drove actuating cylinder (16) respectively with sliding sleeve (9) fixed connection, the input of sliding sleeve (9) is connected with the afterbody and leads oil pipe (11), the surface of support (15) set up porosely, the afterbody lead the output of oil pipe (11) run through this hole and communicate with sliding sleeve (9), the afterbody leads the input of oil pipe (11) and is connected with hose (19), the one end intercommunication of hose (19) has oil pump (20).

2. The automatic lubricating oil filling device with a built-in control valve according to claim 1, characterized in that: one end of the return spring (4) is connected with the head guide pipe (3), and one end of the return spring (4) is in contact connection with the end cover (5).

3. The automatic lubricating oil filling device with a built-in control valve according to claim 1, characterized in that: wheels (18) are arranged on one side of the guide sleeve (1) at intervals, an oil cup (17) is arranged at the center of each wheel (18), and the oil cup (17) and the oil nozzle (2) are arranged on the same horizontal line in a centering mode.

4. The automatic lubricating oil filling device with a built-in control valve according to claim 1, characterized in that: the central axis of the tail guide pipe (11) is respectively parallel to the central axes of the first driving cylinder (10) and the second driving cylinder (16).

5. The automatic lubricating oil filling device with a built-in control valve according to claim 1, characterized in that: the cylinder ends of the first driving cylinder (10) and the second driving cylinder (16) are respectively fixed on the support (15).

Technical Field

The invention relates to the technical field of mechanical automatic lubrication, in particular to an automatic lubricating oil filling device with a built-in control valve.

Background

The general operational environment of rail transport vehicle is abominable, for example sintering platform truck, and its wheel bearing often stands to abominable operating mode such as high temperature, heavy load, impact vibration, dust and water shower, therefore, the wheel needs frequent supplementary lubricating oil. Because the number of wheels of the rail transport vehicle is large, and most of the wheels are lubricated in a manual oiling mode at present, the efficiency is low, the labor intensity of workers is high, and the problems that oiling is difficult and dangerous accidents are easy to occur in manual online operation are solved. Therefore, the development of automatic oiling lubrication equipment is urgently needed.

Disclosure of Invention

1. Technical problem to be solved by the invention

Aiming at the defects and shortcomings in the prior art, the invention provides the automatic lubricating oil filling device with the built-in control valve, the sliding sleeve is driven to slide forwards through the first driving cylinder and the second driving cylinder, so that the valve seat is separated from the sealing body, the lubricating oil in the valve body of the control valve enters the central hole of the valve core push rod through the gap between the valve seat and the valve core push rod and enters the wheel through the head guide pipe, the oil nozzle and the central through hole of the oil cup in sequence.

2. Technical scheme

In order to achieve the purpose, the technical scheme provided by the invention is as follows:

the invention relates to an automatic lubricating oil filling device with a built-in control valve, which comprises a guide sleeve, an oil nozzle and a head guide pipe, wherein one end of the head guide pipe is connected with the guide sleeve in a clamping way, the center of the guide sleeve is provided with a hole, the oil nozzle is arranged in a central through hole of the guide sleeve, the other end of the head guide pipe is connected with a valve core push rod, the head guide pipe is communicated with the valve core push rod, the outer ring of the valve core push rod is sleeved with a return spring, and the outside of the valve core push rod is provided with a control valve body;

a valve seat is arranged in the control valve body, one end of the control valve body is connected with a sliding sleeve, the other end of the control valve body is provided with an end cover, one end of a valve core push rod penetrates through the end cover and the valve seat and is connected with a sealing body, a through hole is formed in the center of the control valve body, a valve core is arranged in the through hole, one end of the valve core is connected with the sealing body, the other end of the valve core is connected with a valve core spring, one end of the valve core spring is connected with the sliding sleeve, the output end of the sliding sleeve is communicated with the through hole in the center of the control valve body, a shaft sleeve is arranged on the outer side of the sliding sleeve, a support is arranged on the outer ring of the shaft sleeve, one side end face of the sliding sleeve is respectively connected with a first driving cylinder and a second driving cylinder, piston rods of, the surface of the support is provided with a hole, the output end of the tail oil guide pipe penetrates through the hole and is communicated with the sliding sleeve, the input end of the tail oil guide pipe is connected with a hose, and one end of the hose is communicated with an oil pump.

Furthermore, one end of the return spring is connected with the head pipe, and one end of the return spring is in contact connection with the end cover.

Furthermore, wheels are arranged on one side of the guide sleeve at intervals, an oil cup is arranged at the center of each wheel, and the oil cup and the oil nozzle are arranged on the same horizontal line in a centering mode.

Furthermore, the central axis of the tail guide pipe is respectively parallel to the central axes of the first driving cylinder and the second driving cylinder.

Furthermore, the cylinder ends of the first driving cylinder and the second driving cylinder are respectively fixed on the support.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:

the sliding sleeve is driven to slide forwards by the first driving cylinder and the second driving cylinder, the sliding sleeve and the control valve body connected with the sliding sleeve continue to move forwards, the valve core push rod pushes the sealing body and the valve core to separate the valve seat from the sealing body, lubricating oil in the control valve body enters the central hole of the valve core push rod through a gap between the valve seat and the valve core push rod and enters the wheel through the head guide pipe, the oil nozzle and the central through hole of the oil cup in sequence.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial block diagram of the present invention;

fig. 3 is a diagram illustrating the effect of the present invention.

In the figure: 1. a guide sleeve; 2. a nozzle tip; 3. a head conduit; 4. a return spring; 5. an end cap; 6. a control valve body; 61. a valve seat; 7. a valve core; 8. a shaft sleeve; 9. a sliding sleeve; 10. a first driving cylinder; 11. a tail oil guide pipe; 12. a valve core push rod; 13. a seal body; 14. a spool spring; 15. a support; 16. a second driving cylinder; 17. an oil cup; 18. a wheel; 19. a hose; 20. an oil pump.

Detailed Description

The invention is further described with reference to the following figures and examples: