CN115387412A - High-altitude severe cold area frozen soil excavation equipment - Google Patents

Abstract

The invention belongs to the field of frozen soil excavation, and particularly relates to frozen soil excavation equipment for a high-altitude severe cold area, which comprises an excavator body, wherein a driving end of the excavator body is fixedly connected with a driving block, the driving block comprises a connecting frame, one side of the connecting frame is provided with an opening, two groups of fixing frames are fixedly arranged at the opening end of the connecting frame in an up-and-down symmetrical mode, a protective frame is arranged in the middle of each group of fixing frames, rollers are arranged on two sides of each protective frame, through the arrangement of the rollers and excavating drills, the two groups of rollers are driven to rotate through a power assembly, the connecting frame and the rollers are supported on the frozen soil to be excavated by using the excavator body, and through the high-speed rotation of the rollers and the friction of the excavating drills, the frozen soil is excavated layer by layer.

Description

High-altitude severe cold area frozen soil excavation equipment

Technical Field

The invention belongs to the field of frozen soil excavation, and particularly relates to frozen soil excavation equipment for a severe cold area at a high altitude.

Background

The construction in cold areas is mostly in permafrost areas, and the railway or highway construction under the geological and climatic conditions can encounter various unprecedented difficulties. For example, in the construction of Qinghai-Tibet railway, the excavation of frozen soil is inevitable.

A chinese patent publication No. CN106592669B discloses a frozen soil excavator, which comprises a frame assembly, wherein a walking assembly is mounted at the bottom of the frame assembly; the front end of the frame assembly is provided with the power assembly, so that the problems that the environment is influenced, the cost is high, drilling and pore-forming are difficult, the performance of blasting equipment is not good and the expected effect is difficult to achieve in the plateau frozen soil construction process by a heating melting method and a blasting excavation method are solved. The blank of the plateau frozen soil excavation field based on the mechanical excavation technology in the real sense is filled.

Although frozen soil is hard in severe cold regions, excavation is still required for local infrastructure and railway laying, and when a general excavator is matched with a bucket to excavate frozen soil with high hardness, the bucket is easy to be damaged excessively, and excavation efficiency is low.

Therefore, the invention provides frozen soil excavation equipment for a severe cold area at high altitude.

Disclosure of Invention

To remedy the deficiencies of the prior art, at least one of the technical problems set forth in the background is addressed.

The technical scheme adopted by the invention for solving the technical problem is as follows: the invention relates to frozen soil excavation equipment for a severe cold area at high altitude, which comprises an excavator body, wherein a driving end of the excavator body is fixedly connected with a driving block, the driving block comprises a connecting frame, one side of the connecting frame is arranged in an opening manner, two groups of fixing frames are arranged at the opening end of the connecting frame in an up-and-down symmetrical manner, a protective frame is arranged in the middle of each group of fixing frames, rollers are arranged on two sides of the protective frame, a transmission rod is fixedly connected between the two groups of rollers and is rotatably connected with the protective frame, a power assembly is arranged on the outer side of the transmission rod and is used for driving the transmission rod to rotate, a plurality of excavating drills are fixedly arranged on the outer side and the end part of each roller, the excavating drills are spirally arranged on the outer side of the roller, when the excavating equipment works, frozen soil in the severe cold area is hard, but excavation still needs to be carried out for local foundation construction and railway laying, when a common excavator is matched with a bucket for excavating frozen soil with the frozen soil with high hardness, not only the bucket damage is easily caused excessively, but also the excavating efficiency is low, the two groups of the connecting frame and the rollers and the excavating efficiency is increased by friction generated by the friction of the rollers and the heat generated in the excavating process of the frozen soil excavation.

Preferably, power component includes drive gear, drive gear fixed connection is at the middle part of transfer line, and drive gear is located the inboard of bearer bar, the inboard of bearer bar is provided with driving motor, driving motor's output fixedly connected with second gear, the second gear is connected with the drive gear transmission, and the during operation, through second gear and drive gear's transmission effect, the effectual kinetic energy with driving motor transmits the gyro wheel for, and lets gyro wheel and driving motor separate certain distance, reduces the too tight problem that leads to the heat too concentrated that leans on.

Preferably, one of them the tip fixedly connected with servo motor one of mount, the output of servo motor one and the outside fixed connection of bearer bar, another mount rotates with the outside of bearer bar to be connected, the inboard of bearer bar is provided with drive assembly, drive assembly is used for driving the rotation of the gyro wheel after the rotation, in operation, at the in-process of frozen soil excavation, because nobody mined in high-altitude area throughout the year for the ground is uneven more under natural environment, and the gyro wheel of horizontality is very strong when daily the excavation of polishing, but when meetting the higher frozen soil of the higher hardness of the gravel content of ice deposition, just need consume more polishing time, and to when small area operation such as drilling, can become not well control, through the setting of mount, two sets of mounts will protect the bearer bar and connect the frame separation, when starting servo motor for a moment, can let the gyro wheel of horizontality rotatory, later with the output of gyro wheel body to the downturn, the tip of excavator can contact with frozen soil, reuse drive assembly drives rotatoryly, has realized the effect that turns to the gyro wheel, can change the state according to the condition, has not only improved the excavation adaptability.

Preferably, driving motor's outside fixed mounting has outer link, the tip of outer link rotates and is connected with first gear, the both sides of first gear respectively with second gear and drive gear intermeshing, the elastic isolation brush of fixed connection on the inside wall of linking frame, the during operation, the setting of brush is kept apart in the cooperation, can effectually reduce that external earth splashes like the problem in the linking frame, has reduced the dead problem of inboard transmission structure quilt card, and the distance of driving motor and gyro wheel has been drawn far again in the setting of first gear, can also reduce earth and splash on driving motor.

Preferably, an inner groove is formed in the inner side of the connecting frame, two groups of electric lifting frames are fixedly connected to the inner side of the inner groove, a sleeve is fixedly connected between the output ends of the two groups of electric lifting frames, the driving assembly comprises an electric telescopic rod, the electric telescopic rod is rotatably connected with the inner side of the sleeve, a third gear is fixedly mounted at one end, away from the roller, of the electric telescopic rod, an insertion groove is formed in one end of the roller, a second servo motor is fixedly connected to the inner side of the connecting frame, the output end of the second servo motor is fixedly connected with the outer side of the driving motor, the driving motor is rotatably connected with the connecting frame, when the roller rotates, the second servo motor is started to drive the driving motor to rotate for ninety degrees before the roller rotates, the second gear and the first gear are driven to rotate together, then the two groups of sleeves are lifted upwards by the two electric lifting frames, the electric telescopic rod is lifted to be started to be inserted into the insertion groove of the rotated roller in an extending manner, and then the third gear is meshed with the first gear, so that the transmission effect is realized; because the driving motor for driving the roller to rotate needs high power, the manufacturing cost is higher, and through the arrangement, the roller before and after rotation is driven to rotate by one high-power driving motor, and the manufacturing cost is reduced.

Preferably, the one end sliding connection that electric telescopic handle is close to the gyro wheel has a top cover, the outward flange fixedly connected with fixture block of top cover, the fixture block is used for restricting electric telescopic handle can not break away from the top cover, the one end sliding connection that electric telescopic handle was kept away from to the top cover has two sets of symmetries to be provided with the protrusion piece, be connected with the spring between protrusion piece and the top cover, the during operation is along with electric telescopic handle and top cover are deepened in the gyro wheel, after the top cover touches the end, electric telescopic handle continues ejecting, can make two sets of protrusion pieces outwards extrude and go out, can effectually fix the gyro wheel, has guaranteed high-priced transmission effect.

Preferably, the one end that the protrusion piece is close to the top cover is the slope setting, the inclined plane is for the one side that is close to electric telescopic handle, the opposite side fixed mounting of protrusion piece has the solid closed angle lug of a plurality of, and the during operation cooperates the structure setting of protrusion piece for protrusion piece can be in extrusion process comparatively smooth and easy outside protrusion, and the setting of closed angle lug can improve and the gyro wheel between frictional force, further improved transmission effect.

Preferably, the excavating drill comprises an outer connecting seat, the inner side of the outer connecting seat is arranged in a hollow manner, the bottom end of the outer connecting seat is fixedly connected with the outer side of the roller, the top end of the outer connecting seat is arranged in an opening manner, a center block is fixedly arranged in the middle of the inner side of the outer connecting seat, two groups of drill blocks are slidably connected in a gap between the center block and the outer connecting seat, when the excavating drill works, ice melts due to high temperature in the process of excavating frozen soil, so that the clay is adhered to the excavating drill, the shape and the spiral arrangement of the excavating drill are realized, the excavating drill is inconvenient to clean, the drill blocks can slide in a sliding manner, the two drill blocks can slide outwards under the centrifugal action in the excavating process, the three diamond blocks can slide outwards under the centrifugal action and impact friction with the ground by forming a lug in the shape of a column with the center block, after the earth is impacted, the two drill blocks can slide inwards after the earth is impacted, the center block can continue to impact the ground, the earth can slide outwards under the centrifugal action after the impact is finished, the center block and the earth is further, the excavating drill blocks can move, and the center block can be removed, so that the earth can be removed manually, and the earth is not needed.

Preferably, spiral helicine intercommunication groove has been seted up to the inside of gyro wheel, the intercommunication groove intercommunication in the inboard of outer connecting seat and the gyro wheel, and the one end in intercommunication groove is located the outside of gyro wheel, be connected all elastic transmission pipe between intercommunication groove and the outer connecting seat of a plurality of, the during operation, cooperation intercommunication groove and the inboard intercommunication setting of outer connecting seat, when digging and boring outside earth more not having the sanitization, can let in atmospheric pressure in the intercommunication groove, carry out the operation of evacuation again for the piece of boring can be fast strong twitch, has further guaranteed that the piece of boring outside is clean.

Preferably, the edge fixedly connected with of outer connecting seat peels off the piece two rows, and two rows of pieces of peeling off are the staggered arrangement cloth, and peel off the piece and the outside face activity laminating of drill block, and the during operation, the cooperation is peeled off the setting of piece, and the effectual effect of peeling off earth that has increased has further improved clean effect.

The invention has the following beneficial effects:

1. according to the frozen soil excavation equipment for the severe cold areas at high altitude, the two groups of rollers are driven to rotate through the power assembly through the arrangement of the rollers and the excavating drills, the connecting frame and the rollers are propped against the frozen soil to be excavated by using the excavator body, and the frozen soil is excavated layer by layer through the high-speed rotation of the rollers and the friction of the excavating drills.

2. According to the frozen soil excavation equipment for the severe cold area at high altitude, the two groups of fixing frames separate the protection frame from the connecting frame, when the servo motor is started, the roller in the horizontal state can rotate, then the output end of the excavator body rotates downwards, the end part of the roller can be in contact with the frozen soil, and the driving assembly drives the roller to rotate.

Drawings

The invention will be further described with reference to the accompanying drawings.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a cross-sectional view of a drive block of the present invention;

FIG. 3 is a cross-sectional view of a drive block after the roller steering of the present invention;

FIG. 4 is a schematic structural view of an electric telescopic rod and a top sleeve of the present invention;

FIG. 5 is a cross-sectional view of the excavation drill of the present invention;

FIG. 6 is a partial structural view of the outer connecting socket of the present invention;

in the figure: 1. an excavator body; 2. a drive block; 3. a connecting frame; 4. a protective frame; 5. a transmission gear; 6. a first servo motor; 7. a roller; 8. excavating and drilling; 9. a fixed mount; 10. a first gear; 11. an isolation brush; 12. a second gear; 13. an outer connecting frame; 14. a drive motor; 15. a sleeve; 16. an electric lifting frame; 17. a third gear; 18. an electric telescopic rod; 20. jacking and sleeving; 21. a protruding block; 22. an outer connecting seat; 23. a conveying pipe; 24. drilling a block; 25. a center block; 26. and (7) stripping the block.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Example one

As shown in fig. 1 to 2, the frozen soil excavation device for the severe cold area at high altitude comprises an excavator body 1, a driving block 2 is fixedly connected to a driving end of the excavator body 1, the driving block 2 comprises a connecting frame 3, one side of the connecting frame 3 is provided with an opening, two sets of fixing frames 9 are fixedly mounted at the opening end of the connecting frame 3 and are arranged in an up-and-down symmetrical manner, a protection frame 4 is arranged in the middle of the two sets of fixing frames 9, rollers 7 are arranged on two sides of the protection frame 4, a transmission rod is fixedly connected between the two sets of rollers 7 and is rotatably connected with the protection frame 4, a power assembly is arranged on the outer side of the transmission rod and is used for driving the transmission rod to rotate, and a plurality of excavating drills 8 are fixedly mounted on the outer side and the end of each roller 7, A plurality of excavation bores 8 are the heliciform in the gyro wheel 7 outside and arrange, in operation, frozen soil in severe cold district is comparatively hard, but in order to lay of local infrastructure and railway, still need excavate, general excavator cooperation scraper bowl is when excavating the higher frozen soil of hardness, not only cause the scraper bowl damage excessively easily, excavation efficiency is also lower simultaneously, through the setting of gyro wheel 7 and excavation bores 8, it rotates to drive two sets of gyro wheels 7 through power component, use excavator body 1 to push up connecting frame 3 and gyro wheel 7 on the frozen soil that needs to excavate, through the high-speed rotation of gyro wheel 7 and the friction of a plurality of excavation bores 8, dig the frozen soil layer upon layer, through this kind of setting, not only increase excavation efficiency, and in the high-speed friction in-process, still can produce the heat, thereby frozen soil excavation process has been assisted.

As shown in fig. 2 to 3, the power assembly includes a transmission gear 5, the transmission gear 5 is fixedly connected to the middle of the transmission rod, the transmission gear 5 is located on the inner side of the protection frame 4, a driving motor 14 is arranged on the inner side of the connection frame 3, the output end of the driving motor 14 is fixedly connected with a second gear 12, the second gear 12 is in transmission connection with the transmission gear 5, and when the power assembly works, kinetic energy of the driving motor 14 is effectively transmitted to the roller 7 through the transmission effect of the second gear 12 and the transmission gear 5, the roller 7 and the driving motor 14 are separated by a certain distance, and the problem that heat is excessively concentrated due to too tight leaning is solved.

As shown in fig. 2 to 3, one of them the tip fixedly connected with servo motor 6 of mount 9, the output of servo motor 6 and the outside fixed connection of guard frame 4, another mount 9 is rotated with the outside of guard frame 4 and is connected, the inboard of connecting frame 3 is provided with drive assembly, drive assembly is used for driving the rotation of gyro wheel 7 after the rotation, during operation, in the in-process of frozen soil excavation, because high altitude area nobody is exploited throughout the year, make the ground unsmooth more under natural environment, roller 7 of horizontal state is very strong when daily excavation, but when meetting the higher rigidity frozen soil of higher rigidity of ice-deposited pebble content, just need consume more polishing time, and to drilling etc. small area operation, can become not well controlled, through the setting of mount 9, two sets of mounts 9 are with guard frame 4 with connecting frame 3 separation, when starting servo motor 6, can let horizontal state roller 7 rotatory, later with the output of excavator body 1 down, let the tip of gyro wheel 7 with frozen soil contact, drive assembly can drive gyro wheel 7 through this kind of setting, the improvement of the rotatory condition of gyro wheel 7, the adaptation has not only has been realized the excavation scope according to excavation scope, has changed the practicality.

As shown in fig. 2 to 3, the outer connecting frame 13 is fixedly mounted on the outer side of the driving motor 14, the end portion of the outer connecting frame 13 is rotatably connected with the first gear 10, two sides of the first gear 10 are respectively meshed with the second gear 12 and the transmission gear 5, the elastic isolating brush 11 is fixedly connected to the inner side wall of the connecting frame 3, when the separating brush works, due to the fact that the isolating brush 11 is matched, the problem that external soil splashes into the connecting frame 3 can be effectively solved, the problem that the inner side transmission structure is blocked is solved, the distance between the driving motor 14 and the roller 7 is widened again due to the arrangement of the first gear 10, and the soil splashes onto the driving motor 14 can be reduced.

As shown in fig. 2 to 3, an inner groove is formed in the inner side of the connecting frame 3, two sets of electric lifting frames 16 are fixedly connected to the inner side of the inner groove, a sleeve 15 is fixedly connected between output ends of the two sets of electric lifting frames 16, the driving assembly includes an electric telescopic rod 18, the electric telescopic rod 18 is rotatably connected to the inner side of the sleeve 15, a third gear 17 is fixedly mounted at one end, away from the roller 7, of the electric telescopic rod 18, an insertion groove is formed in one end of the roller 7, a second servo motor is fixedly connected to the inner side of the connecting frame 3, an output end of the second servo motor is fixedly connected to the outer side of the driving motor 14, the driving motor 14 is rotatably connected to the connecting frame 3, during operation, before the roller 7 rotates, the second servo motor is started to drive the driving motor 14 to rotate ninety degrees, the second gear 12 and the first gear 10 are driven to rotate together, then the two sets of sleeves 15 are lifted by the two electric lifting frames 16, the electric telescopic rod 18 is lifted and is extended to be inserted into the insertion groove of the rotated roller 7, and at this time, the third gear 17 is meshed with the first gear 10, so as to achieve a transmission effect; because the driving motor 14 for driving the roller 7 to rotate needs high power, the manufacturing cost is higher, and through the arrangement, the roller 7 before and after being driven to rotate by one high-power driving motor 14 is realized, and the manufacturing cost is reduced.

As shown in fig. 4, one end of the electric telescopic rod 18 close to the roller 7 is slidably connected with a top sleeve 20, a clamping block is fixedly connected to the outer edge of the top sleeve 20, the clamping block is used for limiting the electric telescopic rod 18 not to be separated from the top sleeve 20, one end of the top sleeve 20 far away from the electric telescopic rod 18 is slidably connected with two sets of protruding blocks 21 which are symmetrically arranged, a spring is connected between the protruding blocks 21 and the top sleeve 20, and when the electric telescopic rod 18 and the top sleeve 20 go deep into the roller 7 in operation, after the top sleeve 20 touches the bottom, the electric telescopic rod 18 continues to eject, so that the two sets of protruding blocks 21 are extruded outwards, the roller 7 can be effectively fixed, and a high transmission effect is ensured.

As shown in fig. 4, the one end that the protruding piece 21 is close to the top cover 20 is the slope setting, the inclined plane is the one side that is close to electric telescopic handle 18, the opposite side fixed mounting of protruding piece 21 has the solid closed angle lug of a plurality of, and the during operation cooperates the structure setting of protruding piece 21 for protruding piece 21 can be comparatively smooth and easy outside protrusion in extrusion process, and the setting of closed angle lug can improve and gyro wheel 7 between frictional force, has further improved transmission effect.

As shown in fig. 5, the excavating drill 8 includes an outer connecting seat 22, the inner side of the outer connecting seat 22 is hollow, the bottom end of the outer connecting seat 22 is fixedly connected with the outer side of the roller 7, the top end of the outer connecting seat 22 is open, a center block 25 is fixedly installed in the middle of the inner side of the outer connecting seat 22, two sets of drill blocks 24 are slidably connected in the gap between the center block 25 and the outer connecting seat 22, when the excavating drill is in operation, ice melts due to high temperature, so that the earth recovers viscosity and adheres to the excavating drill 8, the shape and the spiral arrangement of the excavating drill 8 improve the excavating effect, but the cleaning is inconvenient, and the two drill blocks 24 are slidably arranged in cooperation with the drill blocks 24, during the excavating process, the two drill blocks 24 can slide outwards under the centrifugal action, and form a triangular prism-shaped convex block with the center block 25 to impact the ground, after impacting the ground, the two drill blocks 24 can slide inwards, so that the center block 25 is exposed to impact on the ground, after the impact is finished, the centrifugal action, the drill blocks 24 can slide outwards, the drill blocks 24 can be further, the earth can be cleaned without the double impact operation, and the earth can be removed without the double impact of the drill blocks 24, thereby effectively removing the earth.

As shown in fig. 5, the spiral communicating groove is formed in the roller 7, the inner side of the outer connecting seat 22 is communicated with the communicating groove in the roller 7, one end of the communicating groove is located on the outer side of the roller 7, the communicating groove and the plurality of outer connecting seats 22 are connected with an elastic transmission pipe 23, when the device works, the communicating groove is matched with the communicating groove on the inner side of the outer connecting seat 22, when soil on the outer side of the excavating drill 8 is more and is not completely treated, air pressure can be introduced into the communicating groove, vacuumizing operation is performed again, the drill block 24 can be rapidly and powerfully pulled, and the outer side of the drill block 24 is further guaranteed to be clean.

Example two

As shown in fig. 6, a first comparative example, in which another embodiment of the present invention is: two rows of stripping blocks 26 are fixedly connected to the edge of the outer connecting seat 22, the two rows of stripping blocks 26 are arranged in a staggered mode, the stripping blocks 26 are movably attached to the outer edge face of the drill block 24, and in the working process, the stripping blocks 26 are matched with each other, so that the earth stripping effect is effectively improved, and the cleaning effect is further improved.

When the excavator works, frozen soil in a severe cold area is hard, but excavation is needed for local infrastructure and railway laying, when a general excavator is matched with a bucket to excavate frozen soil with high hardness, the bucket is easy to be excessively damaged, meanwhile, the excavation efficiency is low, two groups of rollers 7 are driven to rotate through the arrangement of the rollers 7 and the excavating drills 8 through a power assembly, the connecting frame 3 and the rollers 7 are pressed against the frozen soil to be excavated by using the excavator body 1, and the frozen soil is excavated layer by layer through high-speed rotation of the rollers 7 and friction of the excavating drills 8; when the heat-collecting device works, the kinetic energy of the driving motor 14 is effectively transmitted to the roller 7 through the transmission effect of the second gear 12 and the transmission gear 5, the roller 7 and the driving motor 14 are separated by a certain distance, and the problem of over-concentration of heat caused by over-tightness of the leaning is solved; during working, in the process of excavating frozen soil, as no people are mined in a high-altitude area all the year round, the ground is more uneven in a natural environment, the roller 7 in a horizontal state has a strong effect in daily grinding and excavation, but when the frozen soil with higher content of ice-deposited pebbles and higher hardness is encountered, more grinding time needs to be consumed, and the small-area operation such as drilling cannot be controlled well, through the arrangement of the fixing frames 9, the two groups of fixing frames 9 separate the protection frame 4 from the connecting frame 3, when the servo motor I6 is started, the roller 7 in the horizontal state can rotate, then the output end of the excavator body 1 rotates downwards, the end part of the roller 7 can be in contact with the frozen soil, and then the driving assembly drives the roller 7 to rotate, through the arrangement, the steering effect of the roller 7 is realized, the state of the roller 7 can be changed according to the excavation condition, the application range is improved, and the practicability is improved; when the device works, the arrangement of the isolation brush 11 is matched, so that the problem that external soil splashes into the connecting frame 3 can be effectively reduced, the problem that the inner side transmission structure is blocked is reduced, the distance between the driving motor 14 and the roller 7 is increased again due to the arrangement of the first gear 10, and the soil splashed onto the driving motor 14 can be reduced; during operation, before the roller 7 rotates, the second servo motor is started to drive the driving motor 14 to rotate ninety degrees, the second gear 12 and the first gear 10 are driven to rotate together, then the two groups of sleeves 15 are lifted upwards by the two electric lifting frames 16, the electric telescopic rod 18 is lifted and started to extend and be inserted into the insertion groove of the rotated roller 7, and the third gear 17 is meshed with the first gear 10 at the moment, so that the transmission effect is realized; the driving motor 14 for driving the roller 7 to rotate needs high power, so that the manufacturing cost is high, and by the arrangement, the roller 7 before and after rotation is driven to rotate by one high-power driving motor 14, so that the manufacturing cost is reduced; when the electric telescopic rod device works, as the electric telescopic rod 18 and the top sleeve 20 are deep into the roller 7, after the top sleeve 20 is in contact with the bottom, the electric telescopic rod 18 continues to eject, so that the two groups of protruding blocks 21 are extruded outwards, the roller 7 can be effectively fixed, and a high transmission effect is ensured; when the extrusion device works, the arrangement of the structure of the convex block 21 is matched, so that the convex block 21 can be smoothly and outwards protruded in the extrusion process, and the arrangement of the sharp-corner convex block can improve the friction force between the convex block and the roller 7, thereby further improving the transmission effect; during working, in the process of excavating frozen soil, ice is melted at high temperature, so that the soil recovers viscosity and is adhered to the excavating drill 8, the shape and the spiral arrangement of the excavating drill 8 improve the excavating effect, but the cleaning is inconvenient, the two drill blocks 24 can be arranged in a sliding way, in the excavating process, the two drill blocks 24 can slide outwards under the centrifugal action and form a triangular prism-shaped convex block with the central block 25 to impact and rub the ground, after the two drill blocks 24 slide inwards after impacting the ground, the central block 25 is exposed to continue impacting the ground, after the impact is finished, the drill blocks 24 can slide outwards under the centrifugal action, through the arrangement, the effect of double impacting of the frozen soil by the central block 25 and the drill blocks 24 is realized, the excavating process of the frozen soil is further assisted, and the self and the outer side of the central block 25 can be rubbed along with the continuous movement of the drill blocks 24, so that the soil adhered to the surface is effectively cleaned without manual operation; during operation, cooperation intercommunication groove sets up with the inboard intercommunication of outer connecting seat 22, when digging and boring 8 outside earth more not handled totally, can let in atmospheric pressure in to the intercommunication groove, carries out the operation of evacuation again for the piece 24 can be fast powerful twitch, has further guaranteed that the piece 24 outside is clean.

The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are merely intended to facilitate the description of the present invention and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a high height above sea level severe cold district frozen soil excavation equipment which characterized in that: including excavator body (1), the drive end fixedly connected with drive block (2) of excavator body (1), drive block (2) are including linking frame (3), one side of linking frame (3) is the opening setting, the opening end fixed mounting of linking frame (3) has two sets of longitudinal symmetries to be provided with mount (9), and the middle part of two sets of mounts (9) is provided with protecting frame (4), the both sides of protecting frame (4) all are provided with gyro wheel (7), fixedly connected with transfer line between two sets of gyro wheel (7), the transfer line rotates with protecting frame (4) to be connected, the outside of transfer line is provided with power component, power component is used for driving the transfer line and rotates, the outside and the equal fixed mounting of tip of gyro wheel (7) have a plurality of to excavate and bore (8), and a plurality of excavates and bores (8) and be the heliciform and arrange in gyro wheel (7) outside.

2. The apparatus for excavating frozen soil in a severe cold area at high altitude according to claim 1, wherein: the power assembly comprises a transmission gear (5), the transmission gear (5) is fixedly connected to the middle of the transmission rod, the transmission gear (5) is located on the inner side of the protection frame (4), a driving motor (14) is arranged on the inner side of the connection frame (3), the output end of the driving motor (14) is fixedly connected with a second gear (12), and the second gear (12) is in transmission connection with the transmission gear (5).

3. The apparatus for excavating frozen soil in severe cold areas at high altitude according to claim 2, wherein: one of them the tip fixedly connected with servo motor (6) of mount (9), the output of servo motor (6) and the outside fixed connection of bearer bar (4), another mount (9) rotate with the outside of bearer bar (4) and are connected, the inboard of bearer bar (3) is provided with drive assembly, drive assembly is used for driving the rotation of gyro wheel (7) after the rotation.

4. The high-altitude severe cold area frozen soil excavation equipment of claim 3, wherein: the outside fixed mounting of driving motor (14) has outer link (13), the tip of outer link (13) rotates and is connected with first gear (10), the both sides of first gear (10) respectively with second gear (12) and drive gear (5) intermeshing, elastic isolation brush (11) of fixed connection on the inside wall of linking frame (3).

5. The apparatus for excavating frozen soil in severe cold areas at high altitude according to claim 4, wherein: the inner groovy has been seted up to the inboard of joint frame (3), two sets of electric crane (16) of inboard fixedly connected with of inner groovy, it is two sets of fixedly connected with sleeve (15) between the output of electric crane (16), drive assembly includes electric telescopic handle (18), electric telescopic handle (18) are rotated with the inboard of sleeve (15) and are connected, the one end fixed mounting that gyro wheel (7) were kept away from in electric telescopic handle (18) has third gear (17), the insertion groove has been seted up to the one end of gyro wheel (7), the inboard fixedly connected with servo motor two of joint frame (3), the output of servo motor two and the outside fixed connection of driving motor (14), driving motor (14) rotate with joint frame (3) and are connected.

6. The apparatus for excavating frozen soil in severe cold areas at high altitude according to claim 5, wherein: electric telescopic handle (18) are close to one end sliding connection of gyro wheel (7) have top cover (20), the outward flange fixedly connected with fixture block of top cover (20), the fixture block is used for restricting electric telescopic handle (18) and can not break away from top cover (20), the one end sliding connection that electric telescopic handle (18) were kept away from in top cover (20) has two sets of symmetries to be provided with protrusion piece (21), be connected with the spring between protrusion piece (21) and top cover (20).

7. The high-altitude severe cold area frozen soil excavation equipment of claim 6, wherein: the one end that salient piece (21) are close to top cover (20) is the slope setting, the inclined plane is for being close to one side of electric telescopic handle (18), the opposite side fixed mounting of salient piece (21) has the solid closed angle lug of a plurality of.

8. The apparatus for excavating frozen soil in severe cold areas at high altitude according to claim 7, wherein: the excavating drill (8) comprises an outer connecting seat (22), the inner side of the outer connecting seat (22) is hollow, the bottom end of the outer connecting seat (22) is fixedly connected with the outer side of the roller (7), the top end of the outer connecting seat (22) is provided with an opening, a center block (25) is fixedly mounted in the middle of the inner side of the outer connecting seat (22), and two sets of drill blocks (24) are slidably connected in the gap between the center block (25) and the outer connecting seat (22).

9. The apparatus for excavating frozen soil in severe cold areas at high altitude according to claim 8, wherein: spiral communicating grooves are formed in the roller (7), the inner sides of the outer connecting seats (22) are communicated with the communicating grooves in the roller (7), one ends of the communicating grooves are located on the outer sides of the roller (7), and elastic transmitting pipes (23) are connected between the communicating grooves and the outer connecting seats (22).

10. The apparatus for excavating frozen soil in severe cold areas at high altitude according to claim 9, wherein: two rows of stripping blocks (26) are fixedly connected to the edge of the outer connecting seat (22), the two rows of stripping blocks (26) are arranged in a staggered mode, and the stripping blocks (26) are movably attached to the outer side face of the drill block (24).

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