CN202381279U - Oiling system of hydraulic pressure increasing system of coal mining machine and oiling system of coal mining machine - Google Patents
Oiling system of hydraulic pressure increasing system of coal mining machine and oiling system of coal mining machine Download PDFInfo
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- CN202381279U CN202381279U CN2011205130111U CN201120513011U CN202381279U CN 202381279 U CN202381279 U CN 202381279U CN 2011205130111 U CN2011205130111 U CN 2011205130111U CN 201120513011 U CN201120513011 U CN 201120513011U CN 202381279 U CN202381279 U CN 202381279U
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- valve
- oil
- siphon
- hydraulic pressure
- oiling
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Abstract
The utility model discloses an oiling system of a hydraulic pressure increasing system of a coal mining machine. The oiling system comprises an oil pump of the hydraulic pressure increasing system, a change valve, a first ball valve, a second ball valve, a siphon oiling valve and an oil tank, wherein the change valve is connected with the oil tank; the outlet of the oil pump of the hydraulic pressure increasing system is connected with the inlet of the change valve and the first ball valve; the other end of the first ball valve is connected with a first interface of the siphon oiling valve; a second interface of the siphon oiling valve is connected with the change valve; the siphon port of the siphon oiling valve is connected with the second ball valve; the other end of the second ball valve is connected with one end of an oil suction pipe; and the other end of the oil suction pipe is connected with an oil source. The oiling system of the hydraulic pressure increasing system of the coal mining machine, provided by the utility model, has the advantages that by virtue of the siphon oiling valve, the whole oiling process can be completed through manually inserting the oil suction pipe into an oiling drum or fixing the oil suction pipe on the oiling drum and performing the operations of opening and closing the valves; and an oiling cover on the oil tank does not need to be opened, sundries cannot be brought into the oil tank, and the operation is simple.
Description
Technical field
The utility model belongs to the coal winning machine technical field, relates to a kind of coal winning machine, relates in particular to a kind of oil-supplementing system of coal winning machine; Simultaneously, the utility model also relates to a kind of oil-supplementing system of coal winning machine hydraulic pressure height-adjusting system.
Background technique
At present, the repairing of coal winning machine hydraulic pressure height-adjusting system fuel tank generally has following two kinds of methods: a kind of method is to open fuel door on the fuel tank, the artificial oil that in fuel tank, falls; Another kind method is to open fuel door on the fuel tank, refuels in fuel tank with manual pump.
Yet coal winning machine is mined under mine, the operating conditions very severe; And the fully mechanized mining face dust is big, and water is also more, opens on the fuel tank fuel door in the down-hole and refuels, and causes fuel tank to pollute easily, hydraulic element in the height-adjusting system (pump, hydrovalve etc.) are broken down and damages, and reduces Homes Using TV.
In view of this, nowadays coal winning machine hydraulic pressure height-adjusting system presses for a kind of simple, reliable repairing mode, to reduce in the repairing process the pollution of fuel tank and the damage of equipment.
The model utility content
The utility model technical problem to be solved is: a kind of oil-supplementing system of coal winning machine hydraulic pressure height-adjusting system is provided, and repairing need not opened fuel tank, can not bring foreign material into fuel tank, reduces the pollution of fuel tank and the damage of equipment.
In addition, the utility model also provides a kind of oil-supplementing system of coal winning machine, and repairing need not opened fuel tank, can not bring foreign material into fuel tank, reduces the pollution of fuel tank and the damage of equipment.
For solving the problems of the technologies described above, the utility model adopts following technological scheme:
A kind of oil-supplementing system of coal winning machine hydraulic pressure height-adjusting system, said oil-supplementing system comprises: hydraulic pressure height-adjusting system oil pump, selector valve, first ball valve, second ball valve, siphon Fill valve, fuel tank;
Said selector valve connects fuel tank;
The outlet of said hydraulic pressure height-adjusting system oil pump connects the import and first ball valve of selector valve, and the first ball valve the other end connects first interface of siphon Fill valve;
Second interface of said siphon Fill valve connects selector valve, and the siphon port of siphon Fill valve connects second ball valve, an end of another termination fuel sucking pipe of second ball valve, and the other end of fuel sucking pipe connects oil sources.
As a kind of preferred version of the utility model, said siphon Fill valve comprises valve body, spool, and said spool places in the valve body; Said valve body is provided with first interface, second interface, siphon port.
As a kind of preferred version of the utility model, said oil sources is an oiling drum.
As a kind of preferred version of the utility model, said hydraulic pressure height-adjusting system oil pump, fuel tank are the part of hydraulic pressure height-adjusting system.
A kind of oil-supplementing system of coal winning machine, said oil-supplementing system comprises: oil pump, selector valve, first ball valve, second ball valve, siphon Fill valve, fuel tank;
Said selector valve connects fuel tank;
The outlet of said oil pump connects the import and first ball valve of selector valve, and the first ball valve the other end connects first interface of siphon Fill valve;
Second interface of said siphon Fill valve connects selector valve, and the siphon port of siphon Fill valve connects second ball valve, an end of another termination fuel sucking pipe of second ball valve, and the other end of fuel sucking pipe connects oil sources.
As a kind of preferred version of the utility model, said siphon Fill valve comprises valve body, spool, and said spool places in the valve body; Said valve body is provided with first interface, second interface, siphon port.
The beneficial effect of the utility model is: the oil-supplementing system of the coal winning machine hydraulic pressure height-adjusting system that the utility model proposes; Through the siphon Fill valve; Whole repairing process only needs manual work that fuel sucking pipe is inserted oiling drum (fuel sucking pipe also can be fixedly connected on oiling drum), and carries out the switch valve operation and can accomplish.Need not open fuel door on the fuel tank, can not bring foreign material into fuel tank, and simple to operate.The utility model utilizes the original hydraulic pressure height-adjusting system of coal winning machine to form feed circuit as power and this siphon valve, and is both simple, reliable, can solve the problems such as pollution that traditional oiling mode is brought again.
Description of drawings
Fig. 1 is the composition schematic representation of the utility model oil-supplementing system.
Fig. 2 is the structural representation of the utility model oil-supplementing system siphon Fill valve.
Fig. 3 is the schematic representation of the utility model oil-supplementing system siphon repairing.
Embodiment
Specify the preferred embodiment of the utility model below in conjunction with accompanying drawing.
Embodiment one
See also Fig. 1, the utility model has disclosed a kind of oil-supplementing system of coal winning machine hydraulic pressure height-adjusting system, and said oil-supplementing system comprises: hydraulic pressure height-adjusting system oil pump 1, selector valve 2, first ball valve 3, second ball valve 4, siphon Fill valve 5, fuel tank 6.Wherein, said hydraulic pressure height-adjusting system oil pump 1, fuel tank 6 are the part of coal winning machine hydraulic pressure height-adjusting system.
In conjunction with Fig. 2, Fig. 3, said siphon Fill valve 5 comprises valve body 51, spool 52, and said spool 52 places in the valve body 51; Said valve body 51 is provided with first interface 53, second interface 54, siphon port 55; Spool 52 also is provided with combination mat 56 with first interface, 53 contacting points of valve body 51, to increase sealing effect.
Said selector valve 2 connects fuel tank 6; The outlet of said hydraulic pressure height-adjusting system oil pump 1 connects the import of selector valve 2 and first interface 53 that first ball valve, 3, the first ball valves, 3 the other ends connect siphon Fill valve 5.Second interface 54 of said siphon Fill valve 5 connects selector valve 2, and the siphon port 55 of siphon Fill valve 5 connects an end of second ball valve, 4, the second ball valves, 4 another termination fuel sucking pipes 7, and the other end of fuel sucking pipe 7 connects oil sources 8 (like oiling drum 8).
Bernoulli's equation according to unit mass liquid energy conservation in the fluid mechanics: pressure ability+potential energy+kinetic energy=constant.See also Fig. 2, Fig. 3; The utility model designs a kind of siphon Fill valve 5; When making fluid pass through the valve inner flow passage; Because the variation of runner latus rectum changes flow velocity, minimum place can be converted into pressure kinetic energy and produce siphonage at latus rectum, with fluid in the repairing bucket voluntarily sucking-off get into fuel tank together and accomplish repairing.
Displacement size according to oil pump 1 is divided into some grades; Be equipped with corresponding siphon Fill valve 5 inner flow passage latus rectums; Make the minimum place of output flow latus rectum in siphon Fill valve 5 of pump that pressure can be converted into kinetic energy and produce siphonage, satisfy the requirement how much volume hydraulic oil time per unit mends.
To be used in by the siphon Fill valve 5 of mentioned above principle manufacturing in the loop of Fig. 1; The specific operation principle is: connect selector valve 2 imports and first ball valve 3 in 1 outlet of hydraulic pressure height-adjusting system oil pump; First ball valve, 3 the other ends connect siphon Fill valve 5; Siphon Fill valve 5 another interfaces connect selector valve 2 return tube oil sump tanks, and the siphon port of siphon Fill valve 5 connects second ball valve, 4, the second ball valves, 4 another termination fuel sucking pipes 7.
Oil pump 1 main fluid is through selector valve 2 oil sump tanks under the situation as shown in Figure 1; When needing repairing; Open two ball valves; Simultaneously with selector valve 2 switching-overs; So oil pump master fluid is through first ball valve 3, siphon Fill valve 5 oil sump tanks, main fluid can be converted into pressure kinetic energy and produce siphonage during through siphon Fill valve 5, and fluid in the oiling drum is got into fuel tank through fuel sucking pipe, second ball valve 4, siphon Fill valve 5 with main fluid.Repairing finishes to close earlier second ball valve 4, then the home position is got back in selector valve 2 switching-overs, closes first ball valve 3 at last.
Embodiment two
Present embodiment and embodiment's one difference is that in the present embodiment, said hydraulic pressure height-adjusting system oil pump, fuel tank can not be the parts of coal winning machine hydraulic pressure height-adjusting system.
The oil-supplementing system of present embodiment comprises oil pump 1, selector valve 2, first ball valve 3, second ball valve 4, siphon Fill valve 5, fuel tank 6.
Said selector valve 2 connects fuel tank 6; The outlet of said oil pump 1 connects the import of selector valve 2 and first interface that first ball valve, 3, the first ball valves, 3 the other ends connect siphon Fill valve 5; Second interface of said siphon Fill valve 5 connects selector valve 2, and the siphon port of siphon Fill valve 5 connects an end of second ball valve, 4, the second ball valves, 4 another termination fuel sucking pipes, and the other end of fuel sucking pipe connects oil sources.
In sum; The oil-supplementing system of the coal winning machine hydraulic pressure height-adjusting system that the utility model proposes; Through the siphon Fill valve, whole repairing process only needs manual work that fuel sucking pipe is inserted oiling drum (fuel sucking pipe also can be fixedly connected on oiling drum), and carries out the switch valve operation and can accomplish.Need not open fuel door on the fuel tank, can not bring foreign material into fuel tank, and simple to operate.The utility model utilizes the original hydraulic pressure height-adjusting system of coal winning machine to form feed circuit as power and this siphon valve, and is both simple, reliable, can solve the problems such as pollution that traditional oiling mode is brought again.
Here description of the utility model and application is illustrative, is not to want the scope of the utility model is limited in the above-described embodiments.Here the embodiment's who is disclosed distortion and change are possible, and embodiment's replacement is known with the various parts of equivalence for those those of ordinary skill in the art.Those skilled in the art are noted that under the situation of spirit that does not break away from the utility model or substantive characteristics, and the utility model can be with other form, structure, layout, ratio, and realize with other assembly, material and parts.Under the situation that does not break away from the utility model scope and spirit, can carry out other distortion and change here to the embodiment who is disclosed.
Claims (6)
1. the oil-supplementing system of a coal winning machine hydraulic pressure height-adjusting system is characterized in that, said oil-supplementing system comprises: hydraulic pressure height-adjusting system oil pump (1), selector valve (2), first ball valve (3), second ball valve (4), siphon Fill valve (5), fuel tank (6);
Said selector valve (2) connects fuel tank (6);
The outlet of said hydraulic pressure height-adjusting system oil pump (1) connects the import and first ball valve (3) of selector valve (2), and first ball valve (3) the other end connects first interface (53) of siphon Fill valve (5);
Second interface (54) of said siphon Fill valve (5) connects selector valve (2), and the siphon port (55) of siphon Fill valve (5) connects second ball valve (4), an end of another termination fuel sucking pipe of second ball valve (4), and the other end of fuel sucking pipe connects oil sources.
2. the oil-supplementing system of coal winning machine hydraulic pressure height-adjusting system according to claim 1 is characterized in that:
Said siphon Fill valve (5) comprises valve body (51), spool (52), and said spool (52) places in the valve body (51); Said valve body is provided with first interface (53), second interface (54), siphon port (55).
3. the oil-supplementing system of coal winning machine hydraulic pressure height-adjusting system according to claim 1 is characterized in that:
Said oil sources is an oiling drum.
4. the oil-supplementing system of coal winning machine hydraulic pressure height-adjusting system according to claim 1 is characterized in that:
Said hydraulic pressure height-adjusting system oil pump (1), fuel tank (6) are the part of hydraulic pressure height-adjusting system.
5. the oil-supplementing system of a coal winning machine is characterized in that, said oil-supplementing system comprises: oil pump (1), selector valve (2), first ball valve (3), second ball valve (4), siphon Fill valve (5), fuel tank (6);
Said selector valve (2) connects fuel tank (6);
The outlet of said oil pump (1) connects the import and first ball valve (3) of selector valve (2), and first ball valve (3) the other end connects first interface (53) of siphon Fill valve (5);
Second interface (54) of said siphon Fill valve (5) connects selector valve (2), and the siphon port (55) of siphon Fill valve (5) connects second ball valve (4), an end of another termination fuel sucking pipe of second ball valve (4), and the other end of fuel sucking pipe connects oil sources.
6. the oil-supplementing system of coal winning machine according to claim 5 is characterized in that:
Said siphon Fill valve (5) comprises valve body (51), spool (52), and said spool (52) places in the valve body (51); Said valve body is provided with first interface (53), second interface (54), siphon port (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205130111U CN202381279U (en) | 2011-12-09 | 2011-12-09 | Oiling system of hydraulic pressure increasing system of coal mining machine and oiling system of coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205130111U CN202381279U (en) | 2011-12-09 | 2011-12-09 | Oiling system of hydraulic pressure increasing system of coal mining machine and oiling system of coal mining machine |
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| Publication Number | Publication Date |
|---|---|
| CN202381279U true CN202381279U (en) | 2012-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205130111U Expired - Fee Related CN202381279U (en) | 2011-12-09 | 2011-12-09 | Oiling system of hydraulic pressure increasing system of coal mining machine and oiling system of coal mining machine |
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|---|---|
| CN (1) | CN202381279U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107826644A (en) * | 2017-11-30 | 2018-03-23 | 重庆市沃利克环保设备有限公司 | Shaftless screw conveyor |
-
2011
- 2011-12-09 CN CN2011205130111U patent/CN202381279U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107826644A (en) * | 2017-11-30 | 2018-03-23 | 重庆市沃利克环保设备有限公司 | Shaftless screw conveyor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20131209 |