CN210979294U - Pneumatic lubricant pump - Google Patents
Pneumatic lubricant pump Download PDFInfo
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- CN210979294U CN210979294U CN201921570966.3U CN201921570966U CN210979294U CN 210979294 U CN210979294 U CN 210979294U CN 201921570966 U CN201921570966 U CN 201921570966U CN 210979294 U CN210979294 U CN 210979294U
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Abstract
The utility model relates to a pneumatic lubricant pump, which comprises a vertically arranged plunger pump pipe, wherein the lower part of the plunger pump pipe is provided with a liquid inlet, the upper part of the plunger pump pipe is provided with a liquid outlet, a driving cylinder is arranged above the plunger pump pipe, a plunger rod of the plunger pump pipe is connected with a cylinder piston in the driving cylinder, and the driving cylinder is used for driving the plunger rod of the plunger pump pipe to move up and down; the automatic pneumatic reversing valve is positioned on the side face of the driving cylinder and provided with a high-pressure gas inlet, a first high-pressure gas outlet and a second high-pressure gas outlet, the first high-pressure gas outlet and the second high-pressure gas outlet are respectively communicated with a chamber above and a chamber below the cylinder piston, an air passage is correspondingly arranged on the wall of the driving cylinder, and the automatic pneumatic reversing valve is used for driving the cylinder piston to move up and down.
Description
Technical Field
The utility model relates to a lubricated equipment technical field especially relates to a pneumatic lubricant pump.
Background
In various mechanical devices, grease and lubricating oil are common lubricating media of mechanical friction pairs, namely lubricants. The lubricating medium may establish a carrier film between the components, separating the components in rolling, sliding, etc. mating relationship, minimizing friction and wear, while preventing oxidation, corrosion, formation of a barrier to contaminants and heat transfer. According to different functions, lubrication modes and use environments of the friction pair, different centralized lubrication systems are adopted to automatically distribute the lubricating medium.
In the prior art, a pneumatic lubricant pump is relatively complex, and a pump head and a pump pipe are generally designed integrally; pneumatic reversing is mostly realized by adopting a complex mechanical structure; relatively speaking, the scheme adopts a modular design; simple structure and simple and convenient maintenance.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a pneumatic lubricant pump adopts the modularized design, and stability is good, the structure is more reasonable.
The technical scheme for realizing the purpose of the utility model is as follows:
a pneumatic lubricant pump, characterized by: the plunger pump pipe is vertically arranged, a liquid inlet is formed in the lower portion of the plunger pump pipe, a liquid outlet is formed in the upper portion of the plunger pump pipe, a driving cylinder is arranged above the plunger pump pipe, a plunger rod of the plunger pump pipe is connected with a cylinder piston in the driving cylinder, and the driving cylinder is used for driving the plunger rod of the plunger pump pipe to move up and down; the automatic pneumatic reversing valve is positioned on the side face of the driving cylinder and provided with a high-pressure gas inlet, a first high-pressure gas outlet and a second high-pressure gas outlet, the first high-pressure gas outlet and the second high-pressure gas outlet are respectively communicated with a chamber above and a chamber below the cylinder piston, an air passage is correspondingly arranged on the wall of the driving cylinder, and the automatic pneumatic reversing valve is used for driving the cylinder piston to move up and down.
Furthermore, the valve body of the automatic pneumatic reversing valve is provided with an air inlet channel, and the air inlet channel is communicated with a high-pressure gas inlet of the automatic pneumatic reversing valve; the valve body of the automatic pneumatic reversing valve is provided with a first gas outlet channel and a second gas outlet channel, and the first gas outlet channel and the second gas outlet channel are respectively communicated with a first high-pressure gas outlet and a second high-pressure gas outlet of the automatic pneumatic reversing valve; a reversing valve main piston is arranged in the automatic pneumatic reversing valve and used for controlling and switching on and off of the air inlet channel and the first air outlet channel and the second air outlet channel, namely reversing switching is achieved, a switching air channel is correspondingly arranged between the outer side of the reversing valve main piston and a reversing valve body, and the reversing switching is driven by air in a cavity above or below the cylinder piston.
Furthermore, a signal plunger is arranged in the valve body of the automatic pneumatic reversing valve, and the lower part of the signal plunger is positioned on the inner side of a main piston of the reversing valve; the signal sliding block is used for driving the signal plunger to move relative to the main piston of the reversing valve, so that the on-off of the switching air passage is controlled, and reversing switching is realized; a signal cavity is formed between the signal sliding block and the valve body of the automatic pneumatic reversing valve, the signal cavity is communicated with a cavity above or below the cylinder piston, a signal air passage is correspondingly arranged on the cylinder body of the cylinder, and the gas in the cavity above or below the cylinder piston can drive the signal sliding block to move.
Furthermore, be equipped with 2 signal plungers in the automatic pneumatic reversing valve body, 2 signal plungers set up from top to bottom, are equipped with 2 signal sliders correspondingly.
Furthermore, the valve body of the automatic pneumatic reversing valve is provided with a waste gas outlet, and a first gas outlet channel and a second gas outlet channel in the automatic pneumatic reversing valve body are respectively connected with the waste gas outlet through the waste gas channel.
Furthermore, an exhaust gas outlet of the automatic pneumatic reversing valve is connected with a silencer.
Further, a base is arranged at the lower part of the plunger pump pipe, a liquid inlet is formed in the base, and an upper port seat is arranged at the top of the base; the lower end of the plunger rod is connected with a plunger connecting rod, the lower end of the plunger connecting rod is connected with a bottom shovel, and the bottom shovel is positioned in the base; the upward movement of the bottom shovel can seal a passage between the upper port seat of the base and the liquid inlet.
Furthermore, a U-shaped sealing seat is arranged above the base, and a plunger connecting rod of the plunger pump tube penetrates through the U-shaped sealing seat; lubricant may enter the chamber of the plunger pump tube through the space between the port seat and the U-shaped seal seat on the base.
Further, a filter is arranged at the liquid inlet of the plunger pump pipe and used for filtering impurities in the lubricant.
Has the advantages that:
the utility model discloses a plunger pump line of vertical setting, plunger pump line top are equipped with and drive actuating cylinder, still include the automatic pneumatic switching-over valve, and the automatic pneumatic switching-over valve is located the side that drives actuating cylinder, and the automatic pneumatic switching-over valve is equipped with high-pressure gas import, first high-pressure gas export and second high-pressure gas export, and first high-pressure gas export and second high-pressure gas export communicate with each other with cylinder piston top cavity and below cavity respectively, drive the corresponding air inlet air flue that is equipped with on the actuating cylinder wall, the automatic pneumatic switching-over valve is used for driving actuating cylinder piston up-and-down motion. The utility model discloses automatic pneumatic switching-over valve is independent module, the installation of conveniently changing. Compared with the complex device structure in the prior art, the pneumatic lubricant pump adopts the modular design; the structure is simpler and more reasonable, the number of transmission parts is relatively reduced, and the operation of the pneumatic lubricant pump is smoother and more stable. The utility model is suitable for a pumping of different volume barreled emollient directly inserts in the emollient bucket, and application scope is wider.
The utility model is provided with a main piston of the reversing valve and a signal plunger inside the valve body of the automatic pneumatic reversing valve, and is provided with a signal slider in a matching way, and the signal slider is used for driving the signal plunger to move relative to the main piston of the reversing valve so as to perform reversing switching; and a signal cavity is formed between the signal sliding block and the valve body of the automatic pneumatic reversing valve, the signal cavity is communicated with a cavity above or below the cylinder piston, and a signal air passage is correspondingly arranged on the cylinder body of the cylinder. The utility model discloses a gas drive signal slider motion in cylinder piston top cavity or the below cavity, through signal plunger and switching-over valve main piston mutually support, realize the switching-over and switch over to realize the automatic pneumatic switching-over valve and drive the effective cooperation between the actuating cylinder, combine reasonable in design, and can effectively prolong switching-over valve life.
The lower part of the plunger pump pipe of the utility model is provided with a base, the base is provided with a liquid inlet, and the top of the base is provided with an upper port seat; the lower end of the plunger rod is connected with a plunger connecting rod, the lower end of the plunger connecting rod is connected with a bottom shovel, and the bottom shovel is positioned in the base; the bottom shovel moves upwards to seal a passage between the upper port seat of the base and the liquid inlet; a U-shaped sealing seat is arranged above the base, and a plunger connecting rod of the plunger pump tube penetrates through the U-shaped sealing seat; lubricant may enter the chamber of the plunger pump tube through the space between the port seat and the U-shaped seal seat on the base. The utility model discloses plunger pump line part structural design is reasonable, can effectively guarantee plunger pump line operational reliability.
Drawings
In order to more clearly illustrate the technical solutions of the present invention in the implementation or prior art, the following briefly introduces the drawings needed to be used in the description of the embodiments or prior art, and obviously, the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a front view of the present invention;
fig. 2 is a side view of the present invention;
FIG. 3 is a sectional view of the present invention in a first operating state;
fig. 4 is a sectional view of the second working state of the present invention;
FIG. 5 is a side sectional view of the pneumatic automatic directional control valve of the present invention in a first operating state;
fig. 6 is a sectional view of the pneumatic automatic directional control valve and the driving cylinder of the present invention in a first operating state;
FIG. 7 is a side sectional view of the pneumatic automatic direction valve of the present invention in the second operating state;
fig. 8 is a cross sectional view of the pneumatic automatic reversing valve and the driving cylinder in a second working state;
fig. 9 is a side sectional view of the pneumatic automatic directional control valve of the present invention in a third operating state;
fig. 10 is a cross sectional view of the pneumatic automatic directional control valve and the driving cylinder of the present invention in a second working state;
fig. 11 is a side sectional view of the pneumatic automatic directional control valve of the present invention in a third operating state;
fig. 12 is a cross-sectional view of the pneumatic automatic directional control valve and the driving cylinder in the fourth operating state.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 4, the pneumatic lubricant pump comprises a vertically arranged plunger pump pipe 200, a liquid inlet 501 is arranged at the lower part of the plunger pump pipe 200, a liquid outlet 503 is arranged at the upper part of the plunger pump pipe 200, a driving cylinder 400 is arranged above the plunger pump pipe 200, a plunger rod of the plunger pump pipe is connected with a cylinder piston 4005 in the driving cylinder, and the driving cylinder is used for driving the plunger rod of the plunger pump pipe to move up and down; the automatic pneumatic reversing valve 300 is located on the side face of the driving cylinder 400, the automatic pneumatic reversing valve 300 is provided with a high-pressure gas inlet, a first high-pressure gas outlet and a second high-pressure gas outlet, the first high-pressure gas outlet and the second high-pressure gas outlet are respectively communicated with a chamber above and a chamber below the cylinder piston, gas passages 603A and 603B are correspondingly arranged on the wall of the driving cylinder, and the automatic pneumatic reversing valve 300 is used for driving the cylinder piston 4005 to move up and down.
As shown in fig. 5-12, the valve body of the automatic pneumatic reversing valve is provided with an air inlet channel 601, and the air inlet channel 601 is communicated with a high-pressure air inlet of the automatic pneumatic reversing valve; the valve body of the automatic pneumatic reversing valve is provided with a first gas outlet channel 602A and a second gas outlet channel 602B, and the first gas outlet channel 602A and the second gas outlet channel 602B are respectively communicated with a first high-pressure gas outlet and a second high-pressure gas outlet of the automatic pneumatic reversing valve; a reversing valve main piston 3009 is arranged in the automatic pneumatic reversing valve, the reversing valve main piston 3009 is used for controlling and switching on and off between the air inlet channel 601 and the first air outlet channel 602A and the second air outlet channel 602B, namely, reversing switching is realized, switching air passages 609A and 609B are correspondingly arranged between the outer side of the reversing valve main piston and a reversing valve body, and the reversing switching is driven by air in a cavity above or below the cylinder piston 4005.
A signal plunger 3010A is arranged in the valve body of the automatic pneumatic reversing valve, and the lower part of the signal plunger 3010A is positioned on the inner side of a main piston 3009 of the reversing valve; the signal slide block 3004A is arranged, and the signal slide block 3004A is used for driving the signal plunger 3010A to move relative to the main piston 3009 of the reversing valve, so that the on-off of the switching air passages 609A and 609B between the outer side of the main piston of the reversing valve and the valve body of the reversing valve is controlled, and the reversing switching is realized; a signal cavity is formed between the signal sliding block 3004A and the valve body of the automatic pneumatic reversing valve, the signal cavity is communicated with a cavity above or below the cylinder piston, signal air passages 606A and 606B are correspondingly arranged on the cylinder body of the cylinder, and the gas in the cavity above or below the cylinder piston 4005 can drive the signal sliding block to move. The automatic pneumatic reversing valve is characterized in that 2 signal plungers, namely signal plungers 3010A and 3010B, are arranged in the valve body of the automatic pneumatic reversing valve, 2 signal plungers are arranged up and down, and 2 signal sliders, namely signal sliders 3004A and 3004B, are correspondingly arranged.
The valve body of the automatic pneumatic reversing valve is provided with a waste gas outlet, and the waste gas outlet of the automatic pneumatic reversing valve is connected with a silencer 3014. The first outlet channel 602A and the second outlet channel 602B in the automatic pneumatic reversing valve body are respectively connected with an exhaust outlet through an exhaust channel 610.
As shown in fig. 1 to 4, a base 2023 is disposed at the lower part of the plunger pump tube 200, the base 2023 is provided with a liquid inlet 501, and an upper port seat 2021 is disposed at the top of the base 2023; the lower end of the plunger rod 2001 is connected with a plunger connecting rod 2011, the lower end of the plunger connecting rod 2011 is connected with a bottom shovel 2024, and the bottom shovel 2024 is positioned in a base 2023; upward movement of the bottom shovel 2024 closes the passageway between the upper port seat 2021 and the liquid inlet 501. A U-shaped seal seat 2019 is arranged above the base, a plunger connecting rod 2011 of the plunger pump tube penetrates through the U-shaped seal seat 2019, and lubricant can enter the cavity 502 of the plunger pump tube through a space between the upper port seat 2021 and the U-shaped seal seat 2019. A filter is arranged at the liquid inlet 501 of the plunger pump pipe and is used for filtering impurities in the lubricant. The plunger pump tube 200 is provided with a liquid outlet 503 at the upper part.
When the pneumatic automatic reversing valve works, power is high-pressure gas, and the high-pressure gas enters the gas inlet channel 601 from the inlet of the pneumatic automatic reversing valve 300; the pneumatic automatic reversing valve 300, the cylinder 400 and the cylinder piston 4005 are matched to drive the cylinder piston 4005 to reciprocate up and down; the cylinder piston 4005 drives components in the plunger pump pipe 200 to do up-stroke and down-stroke work; when the components in the plunger pump pipe 200 work in a down stroke; lubricant is sucked into a chamber 502 of the plunger pump tube 200 from a liquid inlet 501; when the components in the plunger pump tube 200 perform the upstroke operation, the lubricant is output from the liquid outlet 503.
As shown in fig. 5-12, the working process of the pneumatic automatic directional control valve 300, the cylinder 400 and the cylinder piston 4005 is as follows:
first step (operating state 1): high-pressure gas enters the gas inlet channel 601 from the inlet of the pneumatic automatic reversing valve 300, then enters the second gas outlet channel 602B through the channel 605 and the switching gas channel 609A, and finally enters the cavity 604B below the gas cylinder piston 4005 through the gas channel 603B on the driving cylinder, so that the cylinder piston 4005 is pushed to move upwards; the gas without pressure in the chamber 604A above the cylinder piston 4005 is exhausted from the muffler 3014 through the gas passage 603A on the driving cylinder, the first gas outlet passage 602A, the gas passage 611A between the main piston of the reversing valve and the reversing valve body, and the exhaust gas passage 610.
Second step (operating state 2): when the cylinder piston 4005 moves to the upper end of the driving cylinder, high-pressure gas reaches the cavity 612 above the signal slide block 3004A through the signal air channel 606A on the driving cylinder, so that the signal slide block 3004A is driven to move downwards; the signal slider 3004A pushes the signal plunger 3010A to move downward relative to the main piston of the reversing valve, so that no pressure exists in the switching air passage 609A.
And in the third step (working state 3), high-pressure gas enters the air inlet channel 601 from the inlet of the pneumatic automatic reversing valve 300, and at the moment, because the switching air channel 609A has no pressure, the high-pressure gas pushes the reversing valve main piston 3005 to move upwards, so that the switching air channel 609A is disconnected, and the switching air channel 609B is opened. High-pressure gas enters a first gas outlet channel 602A through a channel 605 and a switching gas channel 609B, and finally enters a cavity above the cylinder piston 400 through a gas channel 603A on the driving cylinder, so that the cylinder piston 4005 is pushed to move downwards; the gas without pressure in the chamber 604B below the cylinder piston 4005 is exhausted from the muffler 3014 through the gas passage 603B on the driving cylinder, the second gas outlet passage 602B, the gas passage 611B between the main piston of the reversing valve and the reversing valve body, and the exhaust gas passage 610.
Fourth step (operating state 4): when the cylinder piston 4005 moves to the lower end of the driving cylinder, high-pressure gas reaches a cavity below the signal slide block 3004B through the signal air channel 606B on the driving cylinder, so that the signal slide block 3004B is driven to move upwards; the signal slider 3004B pushes the signal plunger 3010B to move upward relative to the main piston of the reversing valve, so that no pressure exists in the switching air passage 609B, and a reversing cycle is completed.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. A pneumatic lubricant pump, characterized by: the plunger pump pipe is vertically arranged, a liquid inlet is formed in the lower portion of the plunger pump pipe, a liquid outlet is formed in the upper portion of the plunger pump pipe, a driving cylinder is arranged above the plunger pump pipe, a plunger rod of the plunger pump pipe is connected with a cylinder piston in the driving cylinder, and the driving cylinder is used for driving the plunger rod of the plunger pump pipe to move up and down; the automatic pneumatic reversing valve is positioned on the side face of the driving cylinder and provided with a high-pressure gas inlet, a first high-pressure gas outlet and a second high-pressure gas outlet, the first high-pressure gas outlet and the second high-pressure gas outlet are respectively communicated with a chamber above and a chamber below the cylinder piston, an air passage is correspondingly arranged on the wall of the driving cylinder, and the automatic pneumatic reversing valve is used for driving the cylinder piston to move up and down.
2. The pneumatic lubricant pump of claim 1, wherein: the valve body of the automatic pneumatic reversing valve is provided with an air inlet channel, and the air inlet channel is communicated with a high-pressure gas inlet of the automatic pneumatic reversing valve; the valve body of the automatic pneumatic reversing valve is provided with a first gas outlet channel and a second gas outlet channel, and the first gas outlet channel and the second gas outlet channel are respectively communicated with a first high-pressure gas outlet and a second high-pressure gas outlet of the automatic pneumatic reversing valve; a reversing valve main piston is arranged in the automatic pneumatic reversing valve and used for controlling and switching on and off of the air inlet channel and the first air outlet channel and the second air outlet channel, namely reversing switching is achieved, a switching air channel is correspondingly arranged between the outer side of the reversing valve main piston and a reversing valve body, and the reversing switching is driven by air in a cavity above or below the cylinder piston.
3. The pneumatic lubricant pump of claim 2, wherein: a signal plunger is arranged in the valve body of the automatic pneumatic reversing valve, and the lower part of the signal plunger is positioned on the inner side of a main piston of the reversing valve; the signal sliding block is used for driving the signal plunger to move relative to the main piston of the reversing valve, so that the on-off of the switching air passage is controlled, and reversing switching is realized; a signal cavity is formed between the signal sliding block and the valve body of the automatic pneumatic reversing valve, the signal cavity is communicated with a cavity above or below the cylinder piston, a signal air passage is correspondingly arranged on the cylinder body of the cylinder, and the gas in the cavity above or below the cylinder piston can drive the signal sliding block to move.
4. The pneumatic lubricant pump of claim 3, wherein: the automatic pneumatic reversing valve is characterized in that 2 signal plungers are arranged in the valve body of the automatic pneumatic reversing valve, the 2 signal plungers are arranged up and down, and 2 signal sliding blocks are correspondingly arranged.
5. The pneumatic lubricant pump of claim 4, wherein: the valve body of the automatic pneumatic reversing valve is provided with a waste gas outlet, and a first gas outlet channel and a second gas outlet channel in the automatic pneumatic reversing valve body are respectively connected with the waste gas outlet through the waste gas channel.
6. The pneumatic lubricant pump of claim 5, wherein: the waste gas outlet of the automatic pneumatic reversing valve is connected with a silencer.
7. The pneumatic lubricant pump of claim 1, wherein: the lower part of the plunger pump pipe is provided with a base, the base is provided with a liquid inlet, and the top of the base is provided with an upper port seat; the lower end of the plunger rod is connected with a plunger connecting rod, the lower end of the plunger connecting rod is connected with a bottom shovel, and the bottom shovel is positioned in the base; the upward movement of the bottom shovel can seal a passage between the upper port seat of the base and the liquid inlet.
8. The pneumatic lubricant pump of claim 7, wherein: a U-shaped sealing seat is arranged above the base, and a plunger connecting rod of the plunger pump tube penetrates through the U-shaped sealing seat; lubricant may enter the chamber of the plunger pump tube through the space between the port seat and the U-shaped seal seat on the base.
9. The pneumatic lubricant pump of claim 1, wherein: the liquid inlet of the plunger pump pipe is provided with a filter, and the filter is used for filtering impurities in the lubricant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921570966.3U CN210979294U (en) | 2019-09-20 | 2019-09-20 | Pneumatic lubricant pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921570966.3U CN210979294U (en) | 2019-09-20 | 2019-09-20 | Pneumatic lubricant pump |
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| Publication Number | Publication Date |
|---|---|
| CN210979294U true CN210979294U (en) | 2020-07-10 |
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ID=71418931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921570966.3U Active CN210979294U (en) | 2019-09-20 | 2019-09-20 | Pneumatic lubricant pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210979294U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110486611A (en) * | 2019-09-20 | 2019-11-22 | 青岛盘古润滑技术有限公司 | A kind of pneumatic lubricant pump |
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2019
- 2019-09-20 CN CN201921570966.3U patent/CN210979294U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110486611A (en) * | 2019-09-20 | 2019-11-22 | 青岛盘古润滑技术有限公司 | A kind of pneumatic lubricant pump |
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Address after: 266228 Tongji Street Xi Yuan Zhuang Cun Bei Xin Cheng San Lu, Jimo City, Qingdao City, Shandong Province Patentee after: Qingdao Pangu Intelligent Manufacturing Co., Ltd Address before: 266228 Tongji Street Xi Yuan Zhuang Cun Bei Xin Cheng San Lu, Jimo City, Qingdao City, Shandong Province Patentee before: QINGDAO PAGULD LUBRICATION TECHNOLOGY Co.,Ltd. |