CN215764540U - Electric control grease reversing valve - Google Patents
Electric control grease reversing valve Download PDFInfo
- Publication number
- CN215764540U CN215764540U CN202122015842.2U CN202122015842U CN215764540U CN 215764540 U CN215764540 U CN 215764540U CN 202122015842 U CN202122015842 U CN 202122015842U CN 215764540 U CN215764540 U CN 215764540U
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- turbine
- reversing valve
- limit switch
- grease
- valve body
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Abstract
The utility model provides an electric control grease switching-over valve, it includes the switching-over valve body, including a motor, turbo mechanism, reciprocating mechanism and limit switch, through set up reciprocating mechanism and limit switch respectively at the both ends of switching-over valve body, reciprocal seat and touching arm are connected with the both ends of valve rod respectively, the output of motor is connected with turbo mechanism's worm, the eccentric shaft is connected with the turbine, it is rotatory to drive the turbine through the motor drive worm, drive reciprocating mechanism motion when the eccentric shaft rotates along with the turbine, reciprocal seat promotes the valve rod and switches on limit switch's switch node to drive touching arm when the other end motion, limit switch sends corresponding signal, the lubricating grease is filled to accurate control oil pump, it leads to the grease extravagant to avoid excessive filling lubricating grease, easy operation is convenient.
Description
Technical Field
The utility model belongs to the technical field of bearing lubrication control, and relates to an electric control grease reversing valve.
Background
Mechanical and metal equipment need to lubricate parts such as bearings and shaft sleeves regularly, general lubricating equipment (such as an electric oiling machine and a pneumatic oiling machine) is not provided with a grease reversing valve, and only a refueling pump is subjected to power supply control, so that the function of starting and stopping refueling is achieved. The main oil paths of general oiling equipment are thick so that oil can be fully supplied to all lubricating points, the reversing valve adaptive to the thick main oil path is heavy, pressure can be very high if the oil filling pipeline is blocked, a valve member with large volume, thick aperture and strengthened electromagnetic force and pressure resistance grade is required to be specially manufactured if a fluid adaptive electromagnetic reversing valve is used, and the fluid electromagnetic reversing valve is not suitable for oil filling; and the refueling equipment without valve member control has the problems that the residual pressure continues to push grease into a lubricating point after a pump of the refueling equipment is stopped until the pressure in a pipeline is completely discharged, and the grease waste is caused by excessive filling of lubricating grease due to the fact that the amount of the lubricating grease cannot be accurately controlled.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide an electrically controlled grease reversing valve which is simple in structure, a reciprocating mechanism and a limit switch are respectively arranged at two ends of a reversing valve body, a reciprocating seat and a touch arm are respectively connected with two ends of a valve rod, the output end of a motor is connected with a worm of a turbine mechanism, an eccentric shaft is connected with a turbine, the motor drives the worm to drive the turbine to rotate, the eccentric shaft drives the reciprocating mechanism to move when rotating along with the turbine, the reciprocating seat pushes the valve rod to move towards the other end, the touch arm is driven to conduct a switch node of the limit switch, the limit switch sends a corresponding signal, an oil pump is accurately controlled to fill lubricating grease, grease waste caused by excessive filling of the lubricating grease is avoided, and the operation is simple and convenient.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: an electric control grease reversing valve comprises a reversing valve body, a motor, a turbine mechanism, a reciprocating mechanism and a limit switch; the output end of the motor is connected with the worm of the turbine mechanism, the eccentric shaft of the reciprocating mechanism is connected with the turbine of the turbine mechanism, and two ends of the valve rod of the reversing valve body are respectively connected with the limit switch and the reciprocating mechanism.
And a fixing plate is arranged on the upper part of the valve rod at one end of the reversing valve body and is fixedly connected with the reversing valve body.
The worm gear mechanism comprises a worm and a worm wheel which are positioned in the shell and matched with each other, and the shell is fixedly connected with the fixing plate.
The reciprocating mechanism comprises a bearing in a reciprocating seat, one end of the eccentric shaft is matched with the bearing, the other end of the eccentric shaft is connected with the turbine, and the reciprocating seat is connected with one end of the valve rod.
And a touch arm of the limit switch is connected with the other end of the valve rod of the reversing valve body.
The utility model has the beneficial effects that:
adopt motor drive turbine mechanism to drive and drive reciprocating mechanism motion, make valve rod drive touching arm switch on limit switch's switch node, limit switch sends corresponding signal, and accurate control oil pump adds lubricated grease, and is nimble reliable.
Drawings
The utility model is further illustrated by the following figures and examples.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a schematic top view of fig. 2.
Fig. 4 is a schematic cross-sectional view at a-a of fig. 2.
Fig. 5 is a schematic view of the worm and worm gear mating within the housing of the present invention.
In the figure: the reversing valve comprises a reversing valve body 1, a valve rod 11, a fixing plate 12, a motor 2, a turbine mechanism 3, a machine shell 31, a worm 32, a turbine 33, a bearing seat 34, a reciprocating mechanism 4, a reciprocating seat 41, a bearing 42, an eccentric shaft 43, a limit switch 5 and a touch arm 51.
Detailed Description
As shown in fig. 1 to 5, an electrically controlled grease reversing valve comprises a reversing valve body 1, a motor 2, a turbine mechanism 3, a reciprocating mechanism 4 and a limit switch 5; the output end of the motor 2 is connected with the worm 32 of the turbine mechanism 3, the eccentric shaft 43 of the reciprocating mechanism 4 is connected with the turbine 33 of the turbine mechanism 3, and two ends of the valve rod 11 of the reversing valve body 1 are respectively connected with the limit switch 5 and the reciprocating mechanism 4. During the use, motor 2 drive worm 32 drives the turbine 33 rotatory, and eccentric shaft 43 drives reciprocating mechanism 4 motion when rotating along with turbine 33, and reciprocal seat 41 pushes valve rod 11 and drives touch arm 51 when moving to the other end and switch on limit switch 5's switch node, and limit switch 5 sends corresponding signal, and accurate control oil pump filling lubricating grease avoids excessive filling lubricating grease to lead to the grease extravagant, and easy operation is convenient.
In a preferable scheme, a fixing plate 12 is arranged on the upper portion of a valve rod 11 at one end of the reversing valve body 1, and the fixing plate 12 is fixedly connected with the reversing valve body 1. When the reversing valve is installed, the fixing plate 12 is fixed on the upper part of one end of the reversing valve body 1 and used for fixing the shell 31 of the turbine mechanism 3, and when the reversing valve is used, the valve rod 11 penetrates through the reversing valve body 1 and is in sliding fit with the reversing valve body.
In a preferred scheme, the worm gear mechanism 3 comprises a worm 32 and a worm wheel 33 which are positioned in a casing 31 and matched with each other, and the casing 31 is fixedly connected with the fixed plate 12. In use, the motor 2 drives the worm 32 to rotate and the worm wheel 33 to rotate.
Preferably, a hollow boss is provided at the lower portion of the housing 31, and a bearing seat 34 is provided in the boss to engage with the eccentric shaft 43. During installation, the bearing seat 34 is fixed in a convex part at the lower part of the machine shell 31 to limit the axial movement of the eccentric shaft 43, and the eccentric shaft 43 supports the turbine 33, so that the flexibility during rotation is improved.
In a preferred embodiment, the reciprocating mechanism 4 comprises a bearing 42 in a reciprocating seat 41, an eccentric shaft 43 is engaged with the bearing 42 at one end, the other end is connected with the turbine 33, and the reciprocating seat 41 is connected with one end of the valve rod 11. When the valve rod pushing device is used, the eccentric shaft 43 rotates synchronously with the turbine 33 to drive the bearing 42 to do eccentric motion, the bearing 42 pushes the reciprocating seat 41 to move when moving, and the reciprocating seat 41 pushes the valve rod 11 to move.
Preferably, the reciprocating seat 41 is a groove plate of a groove-type mechanism, the notch of the groove plate faces upward, the bearing 42 is located in the groove body of the groove plate, and when the bearing 42 performs eccentric motion, the outer ring of the bearing 42 is in sliding contact with the groove wall of the groove plate to push the groove plate to move.
In a preferred scheme, the touch arm 51 of the limit switch 5 is connected with the other end of the valve rod 11 of the reversing valve body 1. When the oil pump lubricating grease filling device is used, the valve rod 11 pushes the touch arm 51 to act, the touch arm 51 conducts a switch node of the limit switch 5, and the limit switch 5 sends out corresponding signals in time to control the oil pump to fill lubricating grease.
The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and features in the embodiments and examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention is defined by the claims, and includes equivalents of technical features of the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the utility model.
Claims (5)
1. An electric control grease reversing valve is characterized in that: the reversing valve comprises a reversing valve body (1), a motor (2), a turbine mechanism (3), a reciprocating mechanism (4) and a limit switch (5); the output end of the motor (2) is connected with a worm (32) of the turbine mechanism (3), an eccentric shaft (43) of the reciprocating mechanism (4) is connected with a turbine (33) of the turbine mechanism (3), and two ends of a valve rod (11) of the reversing valve body (1) are respectively connected with the limit switch (5) and the reciprocating mechanism (4).
2. The electrically controlled grease diverter valve according to claim 1 wherein: a fixing plate (12) is arranged on the upper portion of a valve rod (11) at one end of the reversing valve body (1), and the fixing plate (12) is fixedly connected with the reversing valve body (1).
3. The electrically controlled grease diverter valve according to claim 1 wherein: the worm gear mechanism (3) comprises a worm (32) and a worm wheel (33) which are positioned in a machine shell (31) and matched with each other, and the machine shell (31) is fixedly connected with the fixing plate (12).
4. The electrically controlled grease diverter valve according to claim 1 wherein: the reciprocating mechanism (4) comprises a bearing (42) in a reciprocating seat (41), one end of an eccentric shaft (43) is matched with the bearing (42), and the other end of the eccentric shaft is connected with the turbine (33).
5. The electrically controlled grease diverter valve according to claim 1 wherein: and a touch arm (51) of the limit switch (5) is connected with the other end of the valve rod (11) of the reversing valve body (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122015842.2U CN215764540U (en) | 2021-08-25 | 2021-08-25 | Electric control grease reversing valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122015842.2U CN215764540U (en) | 2021-08-25 | 2021-08-25 | Electric control grease reversing valve |
Publications (1)
Publication Number | Publication Date |
---|---|
CN215764540U true CN215764540U (en) | 2022-02-08 |
Family
ID=80078432
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202122015842.2U Active CN215764540U (en) | 2021-08-25 | 2021-08-25 | Electric control grease reversing valve |
Country Status (1)
Country | Link |
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CN (1) | CN215764540U (en) |
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2021
- 2021-08-25 CN CN202122015842.2U patent/CN215764540U/en active Active
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