CN202228076U - Coal mining machine and supporting device thereof - Google Patents
Coal mining machine and supporting device thereof Download PDFInfo
- Publication number
- CN202228076U CN202228076U CN201120259192XU CN201120259192U CN202228076U CN 202228076 U CN202228076 U CN 202228076U CN 201120259192X U CN201120259192X U CN 201120259192XU CN 201120259192 U CN201120259192 U CN 201120259192U CN 202228076 U CN202228076 U CN 202228076U
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- slotted eye
- coal
- winning machine
- communicated
- strutting arrangement
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Abstract
The utility model provides a coal mining machine and a supporting device thereof. The supporting device comprises a supporting leg, a roller and a roller bracket; the roller bracket is detachably connected with the supporting leg; the roller comprises a central roller shaft and a rolling bearing sleeved on the central roller shaft; a grease groove communicated with the rolling bearing is arranged on the roller bracket; a first groove hole is also arranged in the roller bracket; a second groove hole is also arranged in the supporting leg; the first groove hole is communicated with the second groove hole and communicated with a grease injection hole of the grease groove ; and the outlet of the second groove hole is close to a traction box or an oil pump of the coal mining machine. The coal mining machine is convenient to realize and timely supply grease to the rolling bearing, thereby prolonging the service life of the rolling bearing.
Description
Technical field
The utility model relates to engineering machinery field, is specifically related to a kind of coal-winning machine and bracing or strutting arrangement thereof.
Background technology
Coal-winning machine is in the coal mining process, and it supports level and smooth boots and on the shovel plate of drag conveyor or ledge, slides.Because the coal-winning machine fuselage weight is big, frictional force is big, and it is comparatively serious to support level and smooth boots wearing and tearing, needs maintain and replace after work a period of time, influences coal mining efficient.Utilize the rolling piston shoes to replace supporting level and smooth boots in the prior art, the roller in the rolling piston shoes contacts for rolling with the shovel plate, and running resistance is little, and it is little to wear and tear, and can improve the application life of piston shoes, can improve hauling speed simultaneously, improves coal mining efficient.
Because the rolling piston shoes are in the rib side, work under bad environment, and apart from shearer haulage case distance, lubricated difficulty if there is not effectively lubricating, possibly causes roller stuck, and then cause heavy wear.Prior art has the sliding bearing of employing and spring piston formula lubricator, but the supplemental lubrication fat of spring piston formula lubricator is limited in one's ability.Be 201020630360.7 just like the patent No. also, name is called " coal-winning machine and coal-winning machine bracing or strutting arrangement thereof ", and it only proposes on the rolling piston shoes, pouring orifice to be set, and a kind of effective oiling mode is not provided.For another example, the rolling piston shoes adopt rolling bearing and floating seal, but supplemental lubrication fat easily.
The utility model content
In order to overcome the above-mentioned defective and the deficiency of prior art; First purpose of the utility model is to provide a kind of being convenient to realize convenient and lubricated in time coal-winning machine bracing or strutting arrangement, comprising: supporting leg, roller and rolling wheel support, and rolling wheel support and supporting leg removably connect; Roller comprises center-wheel arbor and is socketed in the rolling bearing on the center-wheel arbor; Rolling wheel support is provided with the oil groove that is communicated with rolling bearing, also is provided with first slotted eye on the rolling wheel support, also is provided with second slotted eye on the supporting leg; First slotted eye is communicated with second slotted eye, and is communicated with the pouring orifice of oil groove; The outlet of second slotted eye closes on shearer haulage case or oil pump.
Preferably, above-mentioned coal-winning machine bracing or strutting arrangement also comprises the petroleum pipeline that is arranged in first slotted eye and second slotted eye; Petroleum pipeline is communicated with the pouring orifice of shearer haulage case and oil groove, perhaps is communicated with the pouring orifice of oil pump and oil groove.
Preferably, the outlet of first slotted eye closes on roller, and the exit of first slotted eye is equipped with probe, and the position of closing on first slotted eye outlet on the roller is equipped with the inductive means with the probe mating reaction.
Preferably, the outlet of two slotted eyes closes on the coal-winning machine electric control box; The holding wire that connects probe and coal-winning machine electric control box is arranged in first slotted eye and second slotted eye.
Preferably, the supporting leg inboard is provided with connecting hole; Connecting hole directly is communicated with second slotted eye, and when rolling wheel support is connected with supporting leg, directly is communicated with first slotted eye.
Preferably, the coal-winning machine bracing or strutting arrangement also comprises first pressing plate and second pressing plate, and first pressing plate and second pressing plate are used for corresponding respectively cover first slotted eye and second slotted eye.
Preferably, first slotted eye is the structure of " Z " word composition of two mirror image symmetries.
Preferably, second slotted eye is a T shape structure.
In order to overcome the above-mentioned defective and the deficiency of prior art, second purpose of the utility model is a kind of coal-winning machine with above-mentioned coal-winning machine bracing or strutting arrangement.
The utility model embodiment is through corresponding first slotted eye and second slotted eye of connection offered on supporting leg and rolling wheel support; Be arranged on two petroleum pipelines in the slotted eye and can realize concentrated oiling rolling bearing; Realized convenience and to rolling bearing lubricating grease is provided in time, thus the application life of improving rolling bearing; Above-mentioned preferred version can be monitored the rotary state of roller in time; And can probe and holding wire well be protected, can find fault timely, be convenient to maintain and replace; Thereby realizing concentrating oiling and monitoring function from structure, improving the reliability of rolling piston shoes.
Description of drawings
Shown in Figure 1 is the structural representation of the utility model coal-winning machine bracing or strutting arrangement embodiment;
Shown in Figure 2 is the sectional drawing of rolling wheel support and roller embodiment in the utility model coal-winning machine bracing or strutting arrangement;
Shown in Figure 3 is the vertical view of rolling wheel support and roller embodiment in the utility model coal-winning machine bracing or strutting arrangement;
Shown in Figure 4 is the structural representation of another embodiment of the utility model coal-winning machine bracing or strutting arrangement.
The specific embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Like Fig. 1-shown in Figure 3, the utility model coal-winning machine bracing or strutting arrangement embodiment comprises: supporting leg 1, roller 2, rolling wheel support 3; Wherein, roller 2 comprises: center-wheel arbor 21, be socketed in rolling bearing 22 on the center-wheel arbor 21, folded annular seal 23, end cap 24, small end lid 25, vibration damping cover 26, cover 27 etc. thoroughly; Rolling wheel support 3 is provided with the oil groove 31 that is communicated with rolling bearing 22, and is as shown in Figure 2, and the pouring orifice of oil groove 31 covers the hole on 25 through center-wheel arbor 21 and small end, extends to roller bearing 22.
Also be provided with slotted eye 32 on the rolling wheel support 3, this slotted eye 32 is the structure that " Z " word of two mirror image symmetries is formed, the connecting hole 12 that also is provided with T-slot hole 11 on the supporting leg 1 and directly is communicated with this T-slot hole 11; When rolling wheel support 3 was connected with supporting leg 1, connecting hole 12 directly was communicated with first slotted eye 32, thereby made the slotted eye 32 of winning be communicated with second slotted eye 11.Slotted eye 32 is communicated with the pouring orifice of oil groove 31; First outlet of second slotted eye 11 closes on shearer haulage case or oil pump; Thereby the feasible petroleum pipeline that is arranged in first slotted eye 32 and second slotted eye 11 is communicated with the pouring orifice of shearer haulage case or oil pump and oil groove 31; Realize that the shearer haulage case is communicated with pouring orifice through petroleum pipeline; And then continue for roller bearing 22 and lubricating grease is provided in time through oil groove 31; Realize centralized oil supply, thus the life-span of having improved roller bearing 22.
During concrete operations; Can also be arranged in first slotted eye 32 and second slotted eye 11 with the holding wire that connects the coal-winning machine electric control box connecting probe 4; The outlet of first slotted eye 32 closes on roller 2 and is provided with; On the inwall in first slotted eye, 32 exits probe 4 (like Hall element) is installed, these probe 4 two ends are fixed with nut; The position of closing on the outlet of first slotted eye 32 on the roller 2 is equipped with the inductive means 5 (like magnet) with probe 4 mating reactions; Magnet rotates with roller 2, when magnet during near Hall element, and Hall element output signal; If roller 2 is stuck; What Hall element was exported will be a fixed signal, thereby can learn the state of roller 2, realize the monitoring of pair roller 2.When utilizing that pressing plate 33 and pressing plate 13 are corresponding to cover slotted eyes 32 and slotted eye 11, all can realize protection to petroleum pipeline in each slotted eye and holding wire, prevent that coal cinder from smashing, be convenient to realize to centralized lubrication and monitoring in real time away from the roller 2 of coal-winning machine main body.
Because the underground work environment is abominable, seal extremely importantly, during concrete operations, can also adopt folded annular seal 23 (a kind of labyrinth seal) realization better seal effect.As shown in Figure 4, for realizing concentrating oiling and monitoring in real time, and pipeline is well protected, welding channel-section steel 41 (or steel plate) be can also be employed on rolling wheel support 3 and the supporting leg 2 and centralized oil supply and monitoring realized.
It will be understood by those skilled in the art that slotted eye 32 and slotted eye 11 be set to realize that centralized oil supply provides the foundation, preferably, at slotted eye 32 and slotted eye 11 petroleum pipeline is set and has realized centralized oil supply; Slotted eye 32 is that the structure that " Z " word of two mirror image symmetries is formed is an optimal way; Its form of structure corresponding and rolling wheel support 3; In like manner slotted eye 11 is a T shape structure; Be optimal way, the inboard connector 12 of supporting leg 1 is mainly used in the situation that the breach of slotted eye 32 is not aimed at the outlet of slotted eye 11, is optimal way; Each pressing plate plays the effect of protection petroleum pipeline and holding wire, is optimal way.
The utility model respectively installs embodiment; Through on supporting leg and rolling wheel support, slotted eye being set; Supporting leg and rolling wheel support are communicated with the coal-winning machine main body; Can realize the concentrated oiling of pair roller and monitoring in real time simultaneously, concentrated oiling has guaranteed the lubricated of roller bearing, monitors the roller state in real time and can in time find fault and carry out maintain and replace; Further, petroleum pipeline and holding wire have been protected in the linking transition of rolling wheel support and supporting leg slotted eye; Adopt folded ring sealing, be not prone to the easy aging phenomenon of dust ring class seal.
More than be merely the preferred embodiment of the utility model, or not all within the spirit and principle of the utility model in order to restriction the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (9)
1. coal-winning machine bracing or strutting arrangement; Comprise supporting leg (1), roller (2) and rolling wheel support (3); Said rolling wheel support (3) removably connects with said supporting leg (1), and said roller (2) comprises center-wheel arbor (21) and be socketed in the rolling bearing (22) on the said center-wheel arbor (21) that said rolling wheel support (3) is provided with the oil groove (31) that is communicated with said rolling bearing (22); It is characterized in that
Also be provided with first slotted eye (32) on the said rolling wheel support (3), also be provided with second slotted eye (11) on the said supporting leg (1); Said first slotted eye (32) is communicated with said second slotted eye (11), and is communicated with the pouring orifice of said oil groove (31); The outlet of said second slotted eye (11) closes on shearer haulage case or oil pump.
2. coal-winning machine bracing or strutting arrangement according to claim 1 is characterized in that, also comprises the petroleum pipeline that is arranged in said first slotted eye (32) and second slotted eye (11); Said petroleum pipeline is communicated with the pouring orifice of said shearer haulage case and said oil groove (31), perhaps is communicated with the pouring orifice of said oil pump and said oil groove (31).
3. coal-winning machine bracing or strutting arrangement according to claim 1; It is characterized in that; The outlet of said first slotted eye (32) closes on said roller (2); The exit of said first slotted eye (32) is equipped with probe (4), and the position of closing on said first slotted eye (32) outlet on the said roller (2) is equipped with the inductive means (5) with said probe (4) mating reaction.
4. coal-winning machine bracing or strutting arrangement according to claim 3 is characterized in that, the outlet of said two slotted eyes (11) closes on the coal-winning machine electric control box;
Connecting said probe (4) is arranged in said first slotted eye (32) and second slotted eye (11) with the said holding wire that connects the coal-winning machine electric control box.
5. require each described coal-winning machine bracing or strutting arrangement among the 1-4 according to aforesaid right, it is characterized in that said supporting leg (1) inboard is provided with connecting hole (12); Said connecting hole (12) directly is communicated with said second slotted eye (11), and, directly is communicated with said first slotted eye (32) when being connected at said rolling wheel support (3) and said supporting leg (1).
6. require each described coal-winning machine bracing or strutting arrangement among the 1-4 according to aforesaid right; It is characterized in that; Also comprise first pressing plate (33) and second pressing plate (13), said first pressing plate (33) and second pressing plate (13) are used for corresponding respectively cover said first slotted eye (32) and second slotted eye (11).
7. require each described coal-winning machine bracing or strutting arrangement among the 1-4 according to aforesaid right, it is characterized in that, said first slotted eye (32) is the structure that " Z " word of two mirror image symmetries is formed.
8. require each described coal-winning machine bracing or strutting arrangement among the 1-4 according to aforesaid right, it is characterized in that said second slotted eye (11) is a T shape structure.
9. a coal-winning machine is characterized in that, comprises like each described coal-winning machine bracing or strutting arrangement among the above-mentioned claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120259192XU CN202228076U (en) | 2011-07-21 | 2011-07-21 | Coal mining machine and supporting device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120259192XU CN202228076U (en) | 2011-07-21 | 2011-07-21 | Coal mining machine and supporting device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202228076U true CN202228076U (en) | 2012-05-23 |
Family
ID=46078664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120259192XU Expired - Fee Related CN202228076U (en) | 2011-07-21 | 2011-07-21 | Coal mining machine and supporting device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202228076U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221147A (en) * | 2015-08-26 | 2016-01-06 | 中国矿业大学 | A kind of coal mining machine supporting device |
| CN113482612A (en) * | 2021-08-20 | 2021-10-08 | 郑州机械研究所有限公司 | Novel structure direction piston shoes |
-
2011
- 2011-07-21 CN CN201120259192XU patent/CN202228076U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221147A (en) * | 2015-08-26 | 2016-01-06 | 中国矿业大学 | A kind of coal mining machine supporting device |
| CN113482612A (en) * | 2021-08-20 | 2021-10-08 | 郑州机械研究所有限公司 | Novel structure direction piston shoes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20160721 |