CN202117675U - Excavation device for excavator - Google Patents
Excavation device for excavator Download PDFInfo
- Publication number
- CN202117675U CN202117675U CN2011202100538U CN201120210053U CN202117675U CN 202117675 U CN202117675 U CN 202117675U CN 2011202100538 U CN2011202100538 U CN 2011202100538U CN 201120210053 U CN201120210053 U CN 201120210053U CN 202117675 U CN202117675 U CN 202117675U
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- shovel
- tube
- excavator
- barrel
- shovel tube
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Abstract
The utility model provides an excavation device for an excavator, which comprises a shove cylinder in a hollow cylindrical structure. The cylinder wall of the shove cylinder is provided with a soil inlet through the cylinder wall, the soil inlet respectively forms a shove blade and a soil inlet railing at edges of the cylinder wall on two sides of the cylinder wall along the tangential direction of the cylinder wall, and the shove blade deviates from the central axis of the shove cylinder to enable the distance L between the shove blade and the central axis to be larger than the distance l between the soil inlet railing and the central axis. A rotary shaft is positioned axially in the shove cylinder, the rotary shaft is connected with the shove cylinder through a spoke along the axial direction of the shove cylinder, and the rotary shaft is connected with the excavator. The shove cylinder is connected with a power mechanism of the excavator and driven by the power mechanism to rotate around the rotary shaft along an extension line of the shove cylinder, and one end of the shove cylinder is provided with a soil discharge end which is provided with a soil discharge opening. The excavation device for the excavator can continuously and horizontally excavate materials, works effectively and reliably and is simple in structure, low in cost and convenient to maintain.
Description
Technical field
The utility model relates to excavating equipment, especially the digging device of excavator.
Background technology
Conventional excavator is to excavate with digging devices such as scraper bowls to be higher or lower than the material that holds machine side, and the haulage vehicle or unload the earth moving plant to rickyard of packing into.
At present common traditional excavator mainly is to excavate material by scraper bowl, and the haulage vehicle or unload to rickyard of packing into, and the shovel except necessity in the work digs the action; Other actions such as also having a large amount of liftings, rotate, topple over and go; The every excavation of scraper bowl is once filled all must material be toppled over just behind the material and can be carried out excavation next time, can't carry out continuous uninterrupted to material and continue to excavate; Limit by this working method; Improve digging efficiency,, and then need more high-power actuating unit often through modes such as raising dipper capacities.
In tunnel boring works, need carry out a large amount of end face diggings to the tunnel end face and widen operation.Tunnel end face digging is widened in the operation, because of the operation place is narrow, and tunnel-side is excavated; Common excavator can't use, and can only use hand-held tool to carry out digging operation, and transports the earthwork of excavating (material); Efficient is extremely low, has had a strong impact on the excavation progress of tunnel boring works.
The utility model content
To above-mentioned deficiency, the utility model technical problem to be solved is a kind of excavator digging continuously that is used for to be provided, the digging device that digging efficiency is high.
Especially provide a kind of and be applicable to that the digging of tunnel end face widens operation, the digging device of the excavator that particularly tunnel-side is excavated continuously.
It specifically comprises: the shovel tube, and said shovel tube is hollow tubular structure; The barrel of said shovel tube is provided with the Tu Kou that advances that runs through barrel; The said Tu Kou of advancing constitutes perching knife respectively and advances Tu Lan along the barrel edge of said barrel tangential direction both sides, said perching knife depart from shovel tube central axis and make perching knife apart from the distance L of said central axis greater than advance Tu Lan apart from said central axis apart from l; An axial direction is provided with rotating shaft in the said shovel tube tube, said rotating shaft through along said shovel barrel dliameter to spoke and shovel tin be connected, said rotating shaft is connected on the excavator; Said shovel tube is connected with the excavator actuating unit, and said shovel tube is rotated along perching knife extension line direction around said rotating shaft; Said shovel tube one end is the casting end, and said casting end is provided with soil-discharging port.
Preferably, comprise that further one is arranged on the said transmission screw rod that shovels in the tube, the screw diameter D of said transmission screw rod is less than the twice of the said central axis distance of any point distance on the said shovel tube barrel; Said transmission screw rod is connected with the actuating unit of excavator, and its hand of spiral rotation is extruded the material in the shovel tube from the soil-discharging port of said casting end in the driving lower edge of actuating unit.
Preferably, said rotating shaft core is positioned at the central axis of said shovel tube; Said rotating shaft is that hollow axis extends the shovel tube from said casting end, is supported and connected the actuating unit of said excavator by the middle shaft supporting frame on the said excavator; The middle axostylus axostyle of said transmission screw rod passes said hollow axis and is connected with the actuating unit of excavator; The main part of said transmission screw rod is in the said shovel tube.
Preferably, the direction of rotation of said transmission screw spiral direction and said shovel tube.
Preferably, the other end of said shovel tube is for excavating end; Said excavation end through along said shovel barrel dliameter to spoke tin be connected with shovel, said spoke is provided with the spoke teeth.
Preferably, the barrel of said excavation end end face is provided with the driving teeth along the extension line direction.
Preferably, said perching knife extension line direction place is provided with the excavation teeth.
Preferably, the said Tu Kou of advancing comprises, a plurality of discrete hole on axial direction, along of said shovel tube generatrix direction run through the linear hole of said shovel tube, along detour at least a in the spiral-shaped orifices that is provided with of barrel.
Preferably, be provided with more than one perching knife and advance Tu Kou on the said shovel tube.
Preferably, on same excavator, be arranged side by side at least two said digging devices simultaneously.
The utility model is the ingredient of excavator, has following beneficial effect: can excavate continuously material, simple in structure, work is effectively reliable, and cost is lower, and is easy to maintenance.When operation is widened in the horizontal digging that is used for the tunnel end face; Can carry out effectively excavating continuously to tunnel-side in the narrow space relatively; The operating type that tunnel-side is excavated is improved to mechanization from original hand-held tool hand digging operating type and excavates mode, has effectively overcome the digging that original excavator can't be used for the tunnel end face and has widened the defective of operation.The shovel tube barrel of the utility model is provided with the Tu Kou that advances that runs through barrel, advances Tu Kou and constitutes perching knife along the barrel edge of barrel tangential direction both sides respectively and advance Tu Lan, and the actuating unit through excavator drives the rotation continuously around the shaft of shovel tube; Driving perching knife excavates material; Revolution moves a week, and perching knife excavates once material at least, and the material that digs out is along with the rotation of shovel tube gets into into Tu Kou; Transmit screw rod and the acting in conjunction of shovel tube; Make the material that is excavated to be transferred into the conveyer of excavator, can or not have only a small amount of trickling down, reduce even remove from separately cleanings of excavating material more and transport.The shovel tube of the utility model can be one, also can be more than one; On each shovel tube advance Tu Kou, perching knife can be one, also can be more than one.
Description of drawings
Fig. 1 is the three-dimensional structure diagram of digging device shovel tube;
Fig. 2 is that the A of digging device shovel tube is to view;
Fig. 3 is the partial sectional view of digging device.
The specific embodiment
For the ease of further understanding, the specific embodiment of the utility model is explained below in conjunction with accompanying drawing to the utility model:
Usually excavator is made up of digging device, actuating unit, manipulation device, conveyer, and the digging device excavates materials such as soil, sandstone, and is sent to assigned addresses such as haulage vehicle and dumping ground through the material that conveyer will excavate; Actuating unit be whole excavator provide go, excavate, the required power of motion such as transmission; Manipulation device control excavator carries out exercises.
Digging device as excavator main composition part; The structure of the shovel tube of a kind of embodiment of the utility model such as Fig. 1, shown in Figure 2; The shovel tube 1 of digging device is hollow tubular structure, and the barrel 7 of shovel tube 1 is provided with and runs through advancing of barrel native mouthful 4, enters the soil mouthful 4 barrel edges along barrel 7 tangential direction both sides and constitutes perching knife 10 respectively and enter native hurdle 100; Perching knife 10 departs from the central axis of shovel tube 1, make perching knife 10 apart from the distance L of central axis greater than advance native hurdle 100 apart from central axis apart from l; During the digging operation, when shovel tube 1 direction of rotation as shown in Figure 1 was rotated, 10 pairs of materials that touch of perching knife excavated, and the material fragment of excavating gets into into soil mouth 4.
1 interior axial direction of shovel tube is provided with rotating shaft, is the hollow axis 5 among Fig. 1 in the present embodiment, and hollow axis 5 is positioned at the casting end of shovel tube 1.Shovel tube 1 rotates around hollow axis 5, in order to shovel the stable of 1 rotation, also is provided with axle sleeve 13 at the relative excavation end of casting end with shovel tube 1, the axle center conllinear of hollow axis 5 and axle sleeve 13, and both actings in conjunction make the rotation of shovel tube 1 keep good stability.Certainly, rotating shaft is arranged on 1 interior axial direction of shovel tube, both can be arranged on the geometrical central axis of shovel tube 1; Also can be parallel to this geometrical central axis and skew to some extent; It is provided with the position, as long as can make that perching knife 10 can touch material to be excavated and get final product when shovel tube 1 rotated.
Can be clear that from Fig. 1, Fig. 2 shovel tube 1 also promptly excavates the structure of end away from an end of actuating unit, excavates the spoke 8 that end is provided with axial arranging, 8 pairs of shovel tubes 1 of spoke have supporting role, make shovel tube 1 more firmly not yielding.For guaranteeing not influence excavation and charging under the enough prerequisites of support force, be preferably 3 to material.Form between the barrel of shovel tube 1 and the spoke 8 that excavates end and excavate mouth 18; Spoke 8 is provided with spoke teeth 12; Along with of the rotation of shovel tube 1 around hollow axis 5; Move excavator, make and excavate end and contact, make 12 pairs of materials of spoke teeth on the spoke 8 shovel cutting the feasible material avalanche that touches of excavation becoming the granule object with material to be excavated; Guaranteed that the cavity that shovel tube 1 can be excavated has enough sizes that shovel tube 1 can be goed deep in the material gradually in material.For realizing better excavating effect, excavate the end end face barrel 7 edges be provided with driving teeth 2, when shovel tube 1 rotated, driving teeth 2 can be more conducive to the material avalanche that touches shovel tube 1 and get in the material.
In order to guarantee that material can effectively get into from advancing soil mouthfuls 4, perching knife 10 apart from the distance L of central axis greater than advance native hurdle 100 apart from central axis apart from l; In the present embodiment, perching knife 10 apart from the distance L of central axis greater than barrel everywhere apart from the distance R of said central axis, make perching knife 10 to carve and all effectively contact and shovel is cut excavation material in each of shovel tube 1 rotation.For improving the effect of excavating, perching knife 10 is the bladed of gradient thickness, and thicker with barrel 7 junctions, the place is thinner in perching knife extension line direction, and its concrete thickness is advisable to take into account excavation and intensity.
Dig effect for improving shovel, be provided with at extension line direction place, perching knife 10 edge and excavate teeth 3, excavate oblique outer stretching, extension of land of teeth 3; Distance to central axis can be more than or equal to the distance L of perching knife 10 apart from central axis; And towards the rotation of shovel tube 1, like this, after shovel tube 1 gets in the material; Along with of the rotation of shovel tube 1 around hollow axis 5; Mobile excavator can make perching knife 10 and excavate 3 pairs of materials of teeth carry out continuous and effective cutting excavate, cutting material fragment down advances native mouth 4 because of the rotation of shovel tube 1.
For improving the entering effect of material, reduce material from advancing the possibility that soil mouth 4 spills, the openings of sizes of entering outer end in native mouthful 4 is gradual change; Opening at perching knife 10 places is maximum, more deeply advances soil mouth 4, and opening is more little; Also promptly, advance the distance that native hurdle 100 and the distance of junction, barrel 7 edge to shovel tube 1 central axis are slightly larger than 100 bearing of trend places, into native hurdle to shovel tube, 1 central axis, the material fragment is through advancing soil mouthfuls 4 and be easy to get into and being difficult for from advance soil mouth 4, spilling like this.
Can be clear that the structure of shoveling tube 1 casting end from Fig. 1, in the present embodiment, the casting end is the end near actuating unit; Through the casting end digging device is connected with actuating unit and conveyer.In order to connect actuating unit, the casting end is provided with a spoke 8 and a hollow axis 5, and hollow axis 5 is supported by the middle shaft supporting frame that is fixedly connected on excavator 17.Actuating unit drives hollow axis 5 and rotates, and then drives spoke 8 through the rotation of hollow axis 5, and then drives whole shovel tube 1 rotation by spoke 8.
For the material fragment is expelled to the conveyer of excavator from shovel tube 1, be provided with in the shovel tube 1 and transmit screw rod 14.Can be clear that from Fig. 3 hollow axis 5 is set to the hollow transmission screw rod 14 that is arranged in the shovel tube 1 that makes and can be connected with actuating unit through the hollow part 6 of hollow axis 5; Actuating unit drives and transmits screw rod 14 rotations.Be the stability that guarantees to rotate, transmit screw rod 14 and support that the other end passes axle sleeve 13 simultaneously by the transmission screw rod bracing frame that is fixedly connected on excavator 16.
Make material to discharge smoothly, shovel tube 1 casting end is provided with soil-discharging port 9.In the present embodiment; Form several soil-discharging ports 9 between the barrel of shovel tube 1 and the spoke 8 of casting end; The casting end, can be cut shovel and excavate the conveyer that the small particles material that advances soil mouth 4 in the back is delivered to excavator through soil-discharging port 9 with after the conveyer of excavator is connected.
Make that transmitting screw rod 14 can rotate smoothly in shoveling tube 1, transmit the twice of the screw diameter D of screw rod 14, and the axle center of transmission screw rod 14 is consistent with the axle center of shovel tube 1 less than the minimum range l in shovel tube 1 barrel and axle center 0.But the conveyer belt that soil-discharging port 9 socket conveyers such as soft empty tube constitute etc., through soil-discharging port 9 with mass transport to conveyer.When transmitting screw rod 14, match, can shovel tube 1 interior material fragment be squeezed and deliver to soil-discharging port 9 with the barrel 7 of shovel tube 1 with respect to 1 rotation of shovel tube.Its structure is as shown in Figure 3, and among Fig. 3, the middle axostylus axostyle 15 that transmits screw rod 14 passes hollow axis 5 and is connected to the driving that actuating unit obtains its rotation, and the other end penetrates axle sleeve 13 to keep firm.The direction that material is extruded is determined with respect to the rotation direction of shoveling tube 1 by the hand of spiral that transmits screw rod 14 and screw rod; Make material can be squeezed out shovel tube 1 smoothly, the two should be same direction.Select the suitable hand of spiral and transmission screw rod 14 can realize the effective transmission of material to soil-discharging port 9 with respect to the rotation direction of shoveling tube 1.Thereby, can be fixed with transmitting screw rod 14, according to the rotation direction of shovel tube 1, select the corresponding hand of spiral can realize to the transmission of material to soil-discharging port 9; Also can be connected with actuating unit, obtain higher rotating speed better to realize faster to effective transmission of material to soil-discharging port 9 with transmitting screw rod 14.Preferably, transmit the rotation direction of screw rod 14 and the direction of rotation of shovel tube 1, can obtain the two relative velocity faster.The soil-discharging port below can be provided with relevant conveying mechanism, transports material like conveyer belt, charging appliance etc.
The shovel tube 1 of this digging device, can adopt following several kinds of modes to realize:
Can be with the barrel of the hollow cylinder of no bottom surface along a bus otch, and the barrel on otch both sides drawn, presses down on respectively, form between the barrel of both sides and advance soil mouthfuls 4.
Also can have plane steel plate that certain toughness can suitably twist to curl and be similar hollow tubular, and to make its cross section be the curve of a radius gradual change one.
Certainly, the shovel tube of the utility model can be merely one, also can be more than one; On each shovel tube advance Tu Kou, perching knife can be one, also can be more than one.In more than when tube shovel, the shovel tube is arranged with rotor shaft direction side by side, the direction of rotation of each shovel tube can be identical also can be opposite.
The actuating unit of excavator comprises motor and corresponding gear, power transmission devices such as bearing.The change of a rotation direction can be realized through the mode that adds a gear, the change of a rotating speed can be realized through the mode that changes tooth radius ratio (tooth grain quantitative proportion).Therefore, can use a motor, set suitable gear combination, through once or gear for several times transmit, set shovel tube 1, transmit the rotation direction and the rotating speed of screw rod 14.Certainly, also can be equipped with independent power respectively for shovel tube 1, transmission screw rod 14.
Manipulation device is used to handle the startup of excavator and cut out, and can be that shovel tube 1 rotating speed and transmission screw rod 14 are set corresponding rotation direction and rotating speeds based on the difference of material, working environment etc.Its principle such as leading portion are said, only need select during setting to get final product with required rotation direction and the corresponding gear combination of rotating speed.
The utility model can be to any direction operation, and effect is best when especially the material in left side among Fig. 1 being carried out digging operation.Can deeply excavate by excavating the central axis direction of end earlier, behind the entering material, can widen excavation by the shovel tooth 10 courts any direction (laterally) vertical with former excavation direction along shovel tube 1.Advancing soil mouth 4 can be a plurality of discrete hole on axial direction; Also can be shown in figure a linear hole of running through along shovel tube 1 generatrix direction, can also be the spiral-shaped orifices that detours and be provided with along barrel; Or a plurality of linears hole on different buses, and their various combinations.
Certainly; The utility model also can have other various embodiments, under the situation that does not deviate from the utility model spirit and essence thereof, even to the simple adjustment of each ingredient; As long as realize, all belong to the protection domain of the utility model according to the described technological thought of the utility model.Those of ordinary skill in the art can make various corresponding changes and distortion based on the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (10)
1. the digging device of an excavator is characterized in that: comprise and shovel tube that said shovel tube is hollow tubular structure; The barrel of said shovel tube is provided with the Tu Kou that advances that runs through barrel; The said Tu Kou of advancing constitutes perching knife respectively and advances Tu Lan along the barrel edge of said barrel tangential direction both sides, said perching knife depart from shovel tube central axis and make perching knife apart from the distance L of said central axis greater than advance Tu Lan apart from said central axis apart from l; An axial direction is provided with rotating shaft in the said shovel tube tube, said rotating shaft through along said shovel barrel dliameter to spoke and shovel tin be connected, said rotating shaft is connected on the excavator; Said shovel tube is connected with the excavator actuating unit, and said shovel tube is rotated along perching knife extension line direction around said rotating shaft; Said shovel tube one end is the casting end, and said casting end is provided with soil-discharging port.
2. digging device as claimed in claim 1 is characterized in that: comprise that further one is arranged on the said transmission screw rod that shovels in the tube, the screw diameter D of said transmission screw rod is less than the twice of the said central axis distance of any point distance on the said shovel tube barrel; Said transmission screw rod is connected with the actuating unit of excavator, and its hand of spiral rotation is extruded the material in the shovel tube from the soil-discharging port of said casting end in the driving lower edge of actuating unit.
3. digging device as claimed in claim 2 is characterized in that: said rotating shaft core is positioned at the central axis of said shovel tube; Said rotating shaft is that hollow axis extends the shovel tube from said casting end, is supported and connected the actuating unit of said excavator by the middle shaft supporting frame on the said excavator; The middle axostylus axostyle of said transmission screw rod passes said hollow axis and is connected with the actuating unit of excavator; The main part of said transmission screw rod is in the said shovel tube.
4. digging device as claimed in claim 2 is characterized in that: the direction of rotation of said transmission screw spiral direction and said shovel tube.
5. digging device as claimed in claim 1 is characterized in that: the other end of said shovel tube is for excavating end; Said excavation end through along said shovel barrel dliameter to spoke tin be connected with shovel, said spoke is provided with the spoke teeth.
6. digging device as claimed in claim 5 is characterized in that: the barrel of said excavation end end face is provided with the driving teeth along the extension line direction.
7. digging device as claimed in claim 1 is characterized in that: said perching knife extension line direction place is provided with the excavation teeth.
8. digging device as claimed in claim 1; It is characterized in that: the said Tu Kou of advancing comprises, a plurality of discrete hole on axial direction, along of said shovel tube generatrix direction run through the linear hole of said shovel tube, along detour at least a in the spiral-shaped orifices that is provided with of barrel.
9. digging device as claimed in claim 8 is characterized in that: be provided with more than one perching knife and advance Tu Kou on the said shovel tube.
10. digging device as claimed in claim 1 is characterized in that: on same excavator, be arranged side by side at least two said digging devices simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202100538U CN202117675U (en) | 2011-06-21 | 2011-06-21 | Excavation device for excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202100538U CN202117675U (en) | 2011-06-21 | 2011-06-21 | Excavation device for excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202117675U true CN202117675U (en) | 2012-01-18 |
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ID=45458748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202100538U Expired - Fee Related CN202117675U (en) | 2011-06-21 | 2011-06-21 | Excavation device for excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202117675U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103444348A (en) * | 2013-07-29 | 2013-12-18 | 丁年生 | Water-chestnut seedling and surface earth removing structure |
| CN104329094A (en) * | 2014-10-13 | 2015-02-04 | 韶关市铁友建设机械有限公司 | Screw pipe jacking machine and construction process thereof |
| CN110326377A (en) * | 2019-08-06 | 2019-10-15 | 国家电网有限公司 | A kind of topsoil stripping device |
| CN115749784A (en) * | 2022-11-09 | 2023-03-07 | 文山麻栗坡紫金钨业集团有限公司 | Continuous drilling device for mining |
-
2011
- 2011-06-21 CN CN2011202100538U patent/CN202117675U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103444348A (en) * | 2013-07-29 | 2013-12-18 | 丁年生 | Water-chestnut seedling and surface earth removing structure |
| CN104329094A (en) * | 2014-10-13 | 2015-02-04 | 韶关市铁友建设机械有限公司 | Screw pipe jacking machine and construction process thereof |
| CN110326377A (en) * | 2019-08-06 | 2019-10-15 | 国家电网有限公司 | A kind of topsoil stripping device |
| CN110326377B (en) * | 2019-08-06 | 2022-04-12 | 国家电网有限公司 | Surface soil stripping device |
| CN115749784A (en) * | 2022-11-09 | 2023-03-07 | 文山麻栗坡紫金钨业集团有限公司 | Continuous drilling device for mining |
| CN115749784B (en) * | 2022-11-09 | 2023-08-11 | 文山麻栗坡紫金钨业集团有限公司 | Continuous drilling device for mining |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Tang Zhou Document name: Notification to Pay the Fees |
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| DD01 | Delivery of document by public notice |
Addressee: Tang Zhou Document name: Notification of Termination of Patent Right |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20150621 |
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| EXPY | Termination of patent right or utility model |