CN210739933U - Pulse type automatic lubricating device - Google Patents
Pulse type automatic lubricating device Download PDFInfo
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- CN210739933U CN210739933U CN202020763300.6U CN202020763300U CN210739933U CN 210739933 U CN210739933 U CN 210739933U CN 202020763300 U CN202020763300 U CN 202020763300U CN 210739933 U CN210739933 U CN 210739933U
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Abstract
The utility model relates to a pulse type automatic lubricating device, which comprises a valve body, an oil cylinder, an oil injection control assembly and a lubricating grease containing barrel, wherein the valve body is provided with an oil cylinder installation cavity for installing the oil cylinder, an oil injection control assembly installation cavity for installing the oil injection control assembly, an oil injection channel, an oil inlet channel, an oil outlet channel and a nitrogen cavity; the oil cylinder comprises a cylinder body and a piston, the piston divides an inner cavity of the cylinder body into an oil cavity and an air cavity, the nitrogen cavity is communicated with the air cavity, and an oil inlet of the oil cylinder is arranged at the oil cavity; the oil injection control assembly comprises a plunger, a plunger sleeve, a first spring and a one-way valve, the plunger is inserted into the plunger sleeve from one end, the plunger is also provided with the first spring for driving the plunger to reciprocate, and the one-way valve is arranged at the other end of the plunger sleeve; the piston is contacted with the plunger head, and the lubricating grease containing barrel is communicated with the inner hole of the plunger sleeve; the oil injection control assembly mounting cavity is communicated with one end of an oil injection channel, and the oil injection channel is communicated with the oil outlet channel; when the breaking hammer works, the oil return pulse exists all the time, and the effect of continuous lubrication can be achieved.
Description
Technical Field
The utility model relates to a lubricating arrangement, in particular to pulsed automatic lubrication installation.
Background
Along with the continuous increase of the using frequency of the crusher, the continuous lubrication of the inner and outer sleeves of the front shell of the crusher can slow down the abrasion of the inner and outer sleeves, the service life is prolonged, and the maintenance cost is reduced. At present, two lubrication methods are commonly adopted for the lubrication of breakers:
1) manually pumping into a lubricating point for lubricating by a grease gun; there are mainly the following problems: time and labor are wasted, discontinuous lubrication is realized, the filling can not be carried out on time, and potential safety hazards exist.
2) Adopt mechanical type vibrations lubricating arrangement, when the knapper vibrations range is little, vibrations lubricating arrangement relies on the mechanical device that vibrations were beaten oil can't satisfy the stroke requirement, can not reach the effect of continuous filling butter.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the not enough of above-mentioned prior art existence, provide an impulse type automatic lubrication device, can provide continuous stable lubricating grease for the cracker.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a pulse type automatic lubricating device comprises a valve body, an oil cylinder, an oil injection control assembly and a lubricating grease containing barrel, wherein the valve body is provided with an oil cylinder mounting cavity, an oil injection control assembly mounting cavity, an oil injection channel, an oil inlet channel, an oil outlet channel and a nitrogen cavity;
the oil cylinder is arranged in the oil cylinder installation cavity and comprises a cylinder body and a piston, the piston divides an inner cavity of the cylinder body into an oil cavity and an air cavity, the nitrogen cavity is communicated with the air cavity through an air inlet channel, and an oil inlet of the oil cylinder is arranged at the oil cavity;
the oil injection control assembly is arranged in the oil injection control assembly mounting cavity and comprises a plunger, a plunger sleeve, a first spring and a one-way valve, the plunger comprises a plunger head and a plunger rod, the plunger rod is inserted into one end of the plunger sleeve, the first spring is sleeved on the plunger rod and is arranged between the plunger head and the plunger sleeve, and the one-way valve is arranged at the other end of the plunger sleeve to close or open an oil outlet of the plunger sleeve; the free end of the piston is in contact with the plunger head, the piston can drive the plunger to move so as to drive the one-way valve to move, the oil outlet of the plunger sleeve is opened and closed, a plunger sleeve oil inlet is formed in the plunger sleeve, and the lubricating grease containing barrel is connected with the plunger sleeve oil inlet through an oil inlet channel;
the oil injection control assembly mounting cavity is communicated with one end of the oil injection channel, and the oil injection channel is communicated with the oil outlet channel.
Further, the other end of oiling passageway is equipped with the oil mass governing valve, the size of oil output can be adjusted to the oil mass governing valve.
Furthermore, the oil inlet of the oil cylinder is used for being connected with an oil return pipeline of the breaking hammer.
Further, still be equipped with the oil drum installation cavity on the valve body, the lower part of lubricating grease splendid attire bucket is vertical installs in the oil drum installation cavity.
Further, the oil injection control assembly installation cavity is a stepped hole and comprises a large hole section and a small hole section, the plunger and the plunger sleeve are arranged in the large hole section, and the one-way valve is arranged in the small hole section.
Further, the check valve comprises a ball body and a second spring, the diameter of the ball body is larger than the inner diameter of the plunger sleeve and smaller than the diameter of the small hole section, the ball body tightly supports the second spring, and the second spring is arranged in the small hole section.
Furthermore, the upper part of the lubricating grease containing barrel is provided with a movable end cover which can move downwards in the lubricating grease containing barrel.
Furthermore, an oil outlet pair wire is arranged on the oil outlet channel.
The utility model has the advantages that: when the oil return pulse pressure of the crusher is 0-40bar, 20bar can be selected as a boundary point:
when the pulse pressure is less than 20 bar: when the pulse pressure is smaller than the sum of the first spring elasticity and the nitrogen pressure, the piston moves leftwards under the action of the first spring elasticity and the nitrogen pressure, so that the plunger is driven to move to the left side, an instant low-pressure cavity is formed between the plunger sleeve and the left side of the plunger and between the plunger sleeve and the one-way valve, and the lubricating grease pushes the movable end cover at the top end of the lubricating grease barrel to move downwards under the action of the atmospheric pressure, so that the lubricating grease is pressed into the cavity.
When the pulse pressure is greater than 20 bar: when the pulse pressure is greater than the sum of the elastic force of the first spring and the nitrogen pressure, the piston moves rightwards under the action of the pulse pressure, so that the plunger is driven to move to the right side, lubricating grease in the cavity is pushed to open the check valve, the oil outlet is connected with a screw through the oil quantity regulating valve, and the screw enters a breaking hammer lubricating point, so that the lubricating purpose is achieved;
the oil inlet of the oil cavity is connected with an oil return pipeline of the breaking hammer, and oil return pulse can exist all the time when the breaking hammer works, so that the effect of continuous lubrication can be achieved.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of the present invention;
fig. 2 is a two-dimensional cross-sectional view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
the reference numbers are recorded as follows: 1. the lubricating grease filling valve comprises a valve body, 1-1 parts of a valve body, a nitrogen gas cavity, 1-2 parts of an oil injection control assembly installation cavity, 1-21 parts of a large hole section, 1-22 parts of a small hole section, 1-3 parts of an oil inlet channel, 1-4 parts of an oil injection channel, 2 parts of a lubricating grease containing barrel, 2-1 parts of a movable end cover, 3 parts of an oil outlet pair wire, 4 parts of an oil cylinder, 4-1 parts of a cylinder body, 4-11 oil cavities, 4-12 parts of an air cavity and 4-2 parts of an air cavity, the oil filling device comprises a piston, 5, an oil filling control assembly, 5-1, a plunger, 5-11, a plunger head, 5-12, a plunger rod, 5-2, a plunger sleeve, 5-21, a plunger sleeve oil inlet, 5-3, a one-way valve, 5-31, a ball, 5-32, a second spring, 5-4, a first spring, 6, an oil quantity adjusting valve, 7 and an oil inlet wire.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1-3, a pulse type automatic lubricating device comprises a valve body 1, an oil cylinder 4, an oil injection control assembly 5 and a lubricating grease containing barrel 2, wherein the valve body 1 is provided with an oil cylinder installation cavity, an oil injection control assembly installation cavity 1-2, an oil injection channel 1-4, an oil inlet channel 1-3, an oil outlet channel and a nitrogen gas cavity 1-1;
the oil cylinder 4 is arranged in the oil cylinder installation cavity, the oil cylinder 4 comprises a cylinder body 4-1 and a piston 4-2, the piston 4-2 divides the inner cavity of the cylinder body 4-1 into an oil cavity 4-11 and an air cavity 4-12, the nitrogen cavity 1-1 is communicated with the air cavity 4-12 through an air inlet channel, an oil cylinder oil inlet is formed in the oil cavity 4-11, and an oil inlet wire 7 is arranged at the oil cylinder oil inlet; and an oil inlet of the oil cylinder is connected with an oil return pipeline of the breaking hammer.
The oil injection control assembly 5 is arranged in the oil injection control assembly mounting cavity 1-2, the oil injection control assembly 5 comprises a plunger 5-1, a plunger sleeve 5-2, a first spring 5-4 and a one-way valve 5-3, the plunger 5-1 comprises a plunger head 5-11 and a plunger rod 5-12, the plunger rod 5-12 is inserted into one end of the plunger sleeve 5-2, the first spring 5-4 is sleeved on the plunger rod 5-12 and arranged between the plunger head 5-11 and the plunger sleeve 5-2, and the one-way valve 5-3 is arranged at the other end of the plunger sleeve 5-2 to close or open an oil outlet of the plunger sleeve 5-2; the free end of the piston 4-2 is in contact with the plunger head 5-11, the piston can drive the plunger 5-1 to move and further drive the one-way valve 5-3 to move so as to realize the opening and closing of an oil outlet of the plunger sleeve 5-2, the plunger sleeve 5-2 is also provided with a plunger sleeve oil inlet 5-21, and the lubricating grease containing barrel 2 is connected with the plunger sleeve oil inlet through an oil inlet channel 1-3;
the oil injection control assembly mounting cavity 1-2 is communicated with one end of the oil injection channel 1-4, and the oil injection channel 1-4 is communicated with the oil outlet channel.
The other end of the oil injection channel 1-4 is provided with an oil quantity regulating valve 6, and the oil quantity regulating valve 6 can regulate the oil outlet quantity.
Still be equipped with the oil drum installation cavity on the valve body 1, the lower part of lubricating grease splendid attire bucket 2 is vertical installs in the oil drum installation cavity.
The oil injection control assembly mounting cavity 1-2 is a stepped hole and comprises a large hole section 1-21 and a small hole section 1-22, the plunger 5-1 and the plunger sleeve 5-2 are arranged in the large hole section 1-21, and the one-way valve 5-3 is arranged in the small hole section 1-22.
The check valve 5-3 comprises a ball body 5-31 and a second spring 5-32, the diameter of the ball body 5-31 is larger than the inner diameter of the plunger sleeve 5-2 and smaller than the diameter of the small hole section 1-22, the ball body 5-31 tightly supports the second spring 5-32, and the second spring 5-32 is arranged in the small hole section 1-22.
The upper part of the lubricating grease containing barrel 2 is provided with a movable end cover 2-1, and the movable end cover 2-1 can move downwards in the lubricating grease containing barrel 2.
And the oil outlet channel is provided with an oil outlet pair wire 3.
When the oil return pulse pressure of the crusher is 0-40bar, 20bar can be selected as a boundary point:
when the pulse pressure is less than 20 bar: when the pulse pressure is less than the sum of the elastic force of the first spring 5-4 and the nitrogen pressure, the piston 4-2 moves leftwards under the action of the elastic force of the first spring 5-4 and the nitrogen pressure, so that the plunger 5-1 is driven to move to the left side, an instant low-pressure cavity is formed between the plunger sleeve 5-2, the left side of the plunger 5-1 and the one-way valve 5-3, and the lubricating grease pushes the movable end cover 2-1 at the top end of the lubricating grease barrel to move downwards under the action of the atmospheric pressure, so that the lubricating grease is pressed into the cavity.
When the pulse pressure is greater than 20 bar: when the pulse pressure is greater than the sum of the elastic force of the first spring 5-4 and the nitrogen pressure, the piston 4-2 moves rightwards under the action of the pulse pressure, so that the plunger 5-1 is driven to move to the right side, lubricating grease in the cavity is pushed to open the check valve 5-3 through the oil quantity regulating valve 6 to the oil outlet counter-thread 3 to enter a breaking hammer lubricating point, and the lubricating purpose is achieved.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. A pulse type automatic lubricating device is characterized by comprising a valve body, an oil cylinder, an oil injection control assembly and a lubricating grease containing barrel, wherein the valve body is provided with an oil cylinder mounting cavity, an oil injection control assembly mounting cavity, an oil injection channel, an oil inlet channel, an oil outlet channel and a nitrogen cavity;
the oil cylinder is arranged in the oil cylinder installation cavity and comprises a cylinder body and a piston, the piston divides an inner cavity of the cylinder body into an oil cavity and an air cavity, the nitrogen cavity is communicated with the air cavity through an air inlet channel, and an oil inlet of the oil cylinder is arranged at the oil cavity;
the oil injection control assembly is arranged in the oil injection control assembly mounting cavity and comprises a plunger, a plunger sleeve, a first spring and a one-way valve, the plunger comprises a plunger head and a plunger rod, the plunger rod is inserted into one end of the plunger sleeve, the first spring is sleeved on the plunger rod and is arranged between the plunger head and the plunger sleeve, and the one-way valve is arranged at the other end of the plunger sleeve to close or open an oil outlet of the plunger sleeve; the free end of the piston is in contact with the plunger head, the piston can drive the plunger to move so as to drive the one-way valve to move, the oil outlet of the plunger sleeve is opened and closed, a plunger sleeve oil inlet is formed in the plunger sleeve, and the lubricating grease containing barrel is connected with the plunger sleeve oil inlet through an oil inlet channel;
the oil injection control assembly mounting cavity is communicated with one end of the oil injection channel, and the oil injection channel is communicated with the oil outlet channel.
2. The pulse type automatic lubricating device of claim 1, wherein the other end of the oil filling channel is provided with an oil quantity regulating valve, and the oil quantity regulating valve can regulate the oil outlet quantity.
3. The pulse type automatic lubricating device of claim 1, wherein the valve body is further provided with an oil drum installation cavity, and the lower part of the lubricating grease containing drum is vertically installed in the oil drum installation cavity.
4. The pulse type automatic lubricating device according to claim 1, wherein the oil injection control assembly installation cavity is a stepped hole and comprises a large hole section and a small hole section, the plunger and the plunger sleeve are both arranged in the large hole section, and the one-way valve is arranged in the small hole section.
5. The pulsed self-lubrication device according to claim 4, wherein the check valve comprises a ball and a second spring, the ball has a diameter larger than the inner diameter of the plunger sleeve and smaller than the diameter of the small hole section, the ball abuts against the second spring, and the second spring is disposed in the small hole section.
6. The pulse type automatic lubricating device according to any one of claims 1 to 5, wherein a movable end cap is provided at an upper portion of the grease holding barrel, and the movable end cap is movable downward in the grease holding barrel.
7. The pulse type automatic lubricating device according to any one of claims 1 to 5, wherein an oil outlet pair wire is arranged on the oil outlet channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020763300.6U CN210739933U (en) | 2020-05-11 | 2020-05-11 | Pulse type automatic lubricating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020763300.6U CN210739933U (en) | 2020-05-11 | 2020-05-11 | Pulse type automatic lubricating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210739933U true CN210739933U (en) | 2020-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020763300.6U Active CN210739933U (en) | 2020-05-11 | 2020-05-11 | Pulse type automatic lubricating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210739933U (en) |
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2020
- 2020-05-11 CN CN202020763300.6U patent/CN210739933U/en active Active
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