CN202612980U - Pressing column screw rod lifter device - Google Patents
Pressing column screw rod lifter device Download PDFInfo
- Publication number
- CN202612980U CN202612980U CN 201220113910 CN201220113910U CN202612980U CN 202612980 U CN202612980 U CN 202612980U CN 201220113910 CN201220113910 CN 201220113910 CN 201220113910 U CN201220113910 U CN 201220113910U CN 202612980 U CN202612980 U CN 202612980U
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- CN
- China
- Prior art keywords
- leading screw
- round log
- screw rod
- swivel nut
- cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a pressing column screw rod lifter device, belongs to the technical field of mechanical lifting devices for fixing and supporting underground winches, scraper conveyers and the like in a coal mine, and aims to provide the pressing column screw rod lifter device which is small in structure, used conveniently and safely and fixed firmly. According to the technical scheme, a cylinder is vertically fixed above a base plate; an inner screw sleeve of a first screw rod and an inner screw sleeve of a second screw rod are cylinders, and internal threads are formed at one end of the inner wall of each cylinder; one end, which is not provided with an internal thread, of the inner screw sleeve of the first screw rod is sleeved outside the cylinder and is in contact with the base plate; one end of a screw rod is screwed into one end, which is provided with the internal thread, of the inner screw sleeve of the first screw rod, and the other end of the screw rod is screwed into one end, which is provided with the internal thread, of the inner screw sleeve of the second screw rod; a barrel-shaped log connection seat is arranged at the other end of the inner screw sleeve of the second screw rod; a reversed barrel-shaped log sleeve cap is perpendicularly positioned above the log connection seat; and external threads with opposite screwing directions are formed at two ends of the screw rod. The pressing column screw rod lifter device is suitable for fixing and supporting logs.
Description
Technical field
A kind of compression leg leading screw of the utility model lift device device, belong under the coal mine winch, flight conveyer etc. fixedly supporting use the mechanical lifting gear technical field.
Background technique
The winch that mining face under mine and tunnel are used generally adopts concrete foundation to fix, and roving winch or jury winch generally adopt fixedly supporting of round log, because the length of round log is certain; Winch is under the situation that does not receive tractive force; Round log setting pressure between top board and the winch is very little, adds the not sclerosis of some back, and coal body is softer; Winch possibly be inserted in the top board coal body at round log under the effect of heavy load tractive force and go; Winch produces displacement makes round log lose fixedly support action, the whole supporting of winch was lost efficacy, even cause the generation of shipping accident; Flight conveyer belongs to roving machinery; So generally adopting round log to make compression leg fixes head, tail; Same length owing to round log is fixed; Do not have enough big setting pressure, add flight conveyer the time be in vibrational state always in work, thus adopt separately round log fixedly supporting effect be not fine.
The model utility content
The utility model overcomes the deficiency that existing technology exists, and technical problem to be solved provides small and exquisite, easy to use safe, the fixed compression leg leading screw lift device device of a kind of structure.
For solving the problems of the technologies described above; The technological scheme that the utility model adopted is: a kind of compression leg leading screw lift device device; Comprise swivel nut in end boots, first leading screw, the interior swivel nut of second leading screw, leading screw, round log connecting base and round log cap bag; The structure of end boots is: cylinder vertically is fixed on the base plate top, and the interior swivel nut of the swivel nut and second leading screw is the cylinder that inwall one end is provided with internal thread in first leading screw, and the interior swivel nut of first leading screw does not have an end of internal thread to be sleeved on outside the cylinder and the end contacts with base plate; One end of leading screw is screwed into the end that the interior swivel nut of first leading screw is provided with internal thread; The other end of leading screw is screwed into the end that the interior swivel nut of second leading screw is provided with internal thread, and the other end end of swivel nut is equipped with the round log connecting base of tubbiness in second leading screw, and the round log cap bag of being inverted tubbiness vertically is positioned at the top of round log connecting base;
The two ends of said leading screw have the opposite outside thread of rotation direction.
Swivel nut is fastening fixing through circular pin in the cylinder in the boots of the said end and first leading screw.
Parallel welding in the top of described round log cap bag or straight line are welded with the slideproof tooth of two inverted triangle shapes.
The sidewall of said round log connecting base and round log cap bag all has tapped hole, all is connected with a bolt in each tapped hole.
The middle part of said leading screw has radial direction through hole.
Described base plate is inverted groove shape, or below square plate, evenly is provided with a plurality of supporting foots, or below circular plate, is provided with a plurality of supporting foots.
The utility model is compared with existing technology has following beneficial effect.
1, to have adopted two ends be the leading screw and the round log connecting base that is connected with round log, round log cap bag of reverse thread to the utility model, only needs to insert in the hole in the middle of the leading screw with iron rod to rotate the up-down that just can accomplish round log, and structure is small and exquisite, and is easy to use, also provides cost savings.
2, end boots in the utility model or be inverted groove shape or be provided with a plurality of supporting foots are welded with slideproof tooth on the round log cap bag, only need on the base of flight conveyer that contact with end boots or winch, add rubber, just can prevent that contact from skidding, and are firm more safely.
3, the utility model makes round log be connected with the round log cap bag with the round log connecting base with bolt, prevents that being connected not firm dropping with round log hurts sb.'s feelings, and safety is firm more.
4, boots are connected fixing with leading screw at the bottom of the utility model with circular pin with suit; Just can change different end boots according to the flight conveyer of different model or the different bases of winch; Change the different diameters and the leading screw of material according to different purposes, replacing is convenient also to be provided cost savings.
Description of drawings
Below in conjunction with accompanying drawing a kind of compression leg leading screw of the utility model lift device device is described further.
Fig. 1 is the structural representation of a kind of compression leg leading screw of the utility model lift device device.
Fig. 2 is the end boots structural representation of base plate for inversion groove shape.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the end boots structural representation of square plate for base plate.
Fig. 5 is the worm's eye view of Fig. 4.
Fig. 6 is the end boots structural representation of circular plate for base plate.
Fig. 7 is the worm's eye view of Fig. 6.
Fig. 8 is the round log cap bag structural representation of two slideproof tooth straight line welding.
Fig. 9 is two slideproof tooth round log cap bag structural representations of welding side by side.
Figure 10 is used for fixing the bolt arrangement schematic representation of round log and round log connecting base or round log cap bag for the utility model.
Figure 11 is the fixing user mode schematic representation during flight conveyer of the utility model.
User mode schematic representation when Figure 12 is the utility model jinny.
Among the figure: 1 is end boots, and 2 is swivel nut in first leading screw, and 3 is leading screw, and 4 is the round log connecting base, and 5 is the round log cap bag; 6 is cylinder, and 7 is base plate, and 8 is supporting foot, and 9 is slideproof tooth, and 10 is circular pin; 11 is round log, and 12 is flight conveyer, and 13 is winch, and 14 is swivel nut in second leading screw.
Embodiment
Shown in Fig. 1-10; A kind of compression leg leading screw of the utility model lift device device; Comprise swivel nut 2 in end boots 1, first leading screw, the interior swivel nut 14 of second leading screw, leading screw 3, round log connecting base 4 and round log cap bag 5; The structure of end boots 1 is: cylinder 6 vertically is fixed on base plate 7 tops, and the interior swivel nut 14 of the swivel nut 2 and second leading screw is the cylinder that inwall one end is provided with internal thread in first leading screw, and the interior swivel nut 2 of first leading screw does not have an end of internal thread to be sleeved on outside the cylinder 6 and the end contacts with base plate 7; One end of leading screw 3 is screwed into the end that the interior swivel nut 2 of first leading screw is provided with internal thread; The other end of leading screw 3 is screwed into the end that the interior swivel nut 14 of second leading screw is provided with internal thread, and the other end end of swivel nut 14 is equipped with the round log connecting base 4 of tubbiness in second leading screw, and the round log cap bag 5 of being inverted tubbiness vertically is positioned at the top of round log connecting base 4;
The two ends of said leading screw 3 have the opposite outside thread of rotation direction.
Swivel nut 2 is fastening fixing through circular pin 10 in the cylinder 6 in the boots of the said end 1 and first leading screw.
Parallel welding in the top of described round log cap bag 5 or straight line are welded with the slideproof tooth 9 of two inverted triangle shapes.
The sidewall of said round log connecting base 4 and round log cap bag 5 all has tapped hole, all is connected with a bolt in each tapped hole.
The middle part of said leading screw 3 has radial direction through hole.
Described base plate 7 is inverted groove shape, or below square plate, evenly is provided with a plurality of supporting foots 8, or below circular plate, is provided with a plurality of supporting foots 8.
The end boots of the utility model contact with the base of flight conveyer 12 or winch 13, and surface of contact is added with rubber and skids preventing.
Two slideproof tooth 9 of the utility model are 50mm for the length of side, and thick is the right angle triangle of 20mm.
The utility model cap bag internal diameter is designed to 230mm, is applicable to the log diameter of down-hole 90%.
Method for using: the end boots of the utility model are positioned on the base of flight conveyer 12 or winch 13, round log connecting base 4 is put in round log 11 bottoms, again round log cap bag 5 is enclosed within round log 11 tops.
Be screwed in the round log 11 in the nut that is inserted into round log connecting base 4 and round log cap bag 5 sidewalls with two externally threaded bolts of taper reducing band shown in figure 10 and the tapped hole and with it, round log 11 and round log connecting base 4 or round log cap bag 5 firmly are fixed together.Because the diameter of round log 11 varies; When the diameter of round log 11 during less than the inner diameter of round log connecting base 4 and round log cap bag 5; Not having the sidewall of tapped hole to put into timber wedge at round log connecting base 4 and round log cap bag 5 clogs the gap between round log 11 and round log connecting base 4 and round log cap bag 5 inwalls, has a side of tapped hole bolt to be screwed into fixing; During with round log cap bag 5 inner diameters, can round log 11 be cut carefully greater than cover round log connecting base 4 when the diameter of round log 11, then bolt is screwed into fixing.
At last; With rotating in the hole in the middle of the iron rod insertion leading screw 3; Regulate the distance that round log 11 goes up and down, make round log between back and flight conveyer 12 or winch 13 bases receive enough setting pressures its winch or flight conveyer are firmly fixed, like Figure 11, shown in Figure 12.
Using the range of the utility model up-down round log 11 is 200-300mm.
Combine accompanying drawing that the embodiment of the utility model has been done detailed description above; But the utility model is not limited to the foregoing description; In the ken that those of ordinary skills possessed, can also under the prerequisite that does not break away from the utility model aim, make various variations.
Claims (6)
1. compression leg leading screw lift device device; It is characterized in that: comprise swivel nut (2) in end boots (1), first leading screw, the interior swivel nut (14) of second leading screw, leading screw (3), round log connecting base (4) and round log cap bag (5); The structure of end boots (1) is: cylinder (6) vertically is fixed on base plate (7) top; The interior swivel nut (14) of the swivel nut (2) and second leading screw is the cylinder that inwall one end is provided with internal thread in first leading screw; The interior swivel nut (2) of first leading screw does not have an end of internal thread to be sleeved on outside the cylinder (6) and the end contacts with base plate (7); One end of leading screw (3) is screwed into the end that the interior swivel nut (2) of first leading screw is provided with internal thread; The other end of leading screw (3) is screwed into the end that the interior swivel nut (14) of second leading screw is provided with internal thread, and the other end end of swivel nut (14) is equipped with the round log connecting base (4) of tubbiness in second leading screw, and the round log cap bag (5) of being inverted tubbiness vertically is positioned at the top of round log connecting base (4);
The two ends of said leading screw (3) have the opposite outside thread of rotation direction.
2. a kind of compression leg leading screw lift device device according to claim 1 is characterized in that: the cylinder (6) in the boots of the said end (1) is fastening fixing through circular pin (10) with the interior swivel nut (2) of first leading screw.
3. a kind of compression leg leading screw lift device device according to claim 1 and 2 is characterized in that: the slideproof tooth (9) that the parallel welding in top of described round log cap bag (5) or straight line are welded with two inverted triangle shapes.
4. a kind of compression leg leading screw lift device device according to claim 3, it is characterized in that: the sidewall of said round log connecting base (4) and round log cap bag (5) all has tapped hole, all is connected with a bolt in each tapped hole.
5. a kind of compression leg leading screw lift device device according to claim 1 and 2, it is characterized in that: the middle part of said leading screw (3) has radial direction through hole.
6. a kind of compression leg leading screw lift device device according to claim 1 and 2; It is characterized in that: described base plate (7) is inverted groove shape; Or below square plate, evenly be provided with a plurality of supporting foots (8), or below circular plate, be provided with a plurality of supporting foots (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220113910 CN202612980U (en) | 2012-03-23 | 2012-03-23 | Pressing column screw rod lifter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220113910 CN202612980U (en) | 2012-03-23 | 2012-03-23 | Pressing column screw rod lifter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202612980U true CN202612980U (en) | 2012-12-19 |
Family
ID=47346678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220113910 Expired - Fee Related CN202612980U (en) | 2012-03-23 | 2012-03-23 | Pressing column screw rod lifter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202612980U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606853A (en) * | 2012-03-23 | 2012-07-25 | 山西潞安矿业(集团)有限责任公司 | Compression column screw lifter device |
| CN103213921A (en) * | 2013-04-08 | 2013-07-24 | 常州机电职业技术学院 | Metal bar rotating jacking device of vacuum metal coating equipment |
-
2012
- 2012-03-23 CN CN 201220113910 patent/CN202612980U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606853A (en) * | 2012-03-23 | 2012-07-25 | 山西潞安矿业(集团)有限责任公司 | Compression column screw lifter device |
| CN103213921A (en) * | 2013-04-08 | 2013-07-24 | 常州机电职业技术学院 | Metal bar rotating jacking device of vacuum metal coating equipment |
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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 |
Granted publication date: 20121219 Termination date: 20150323 |
|
| EXPY | Termination of patent right or utility model |