Foundation excavating device for road construction

Abstract

The invention relates to the technical field of road construction, in particular to a road construction foundation excavating device which comprises an electric pick used for crushing floor tiles and base materials and an excavating shovel used for excavating the crushed road surface, and a collecting shell used for collecting excavated gravel and soil is arranged at one end of the excavating shovel; according to the road construction foundation excavating device, the excavating shovel and the electric pick are arranged, meanwhile, a collecting shell and a connecting mechanism are arranged at the excavating shovel, and a position adjusting mechanism is arranged at the electric pick, so that in the urban road surface repairing and excavating process, the electric pick and the excavating shovel can be matched with each other, and a damaged foundation road surface can be crushed; and meanwhile, the digging shovel can dig broken stones and soil and pour the dug stones and soil into the collecting shell, the small-area accurate automatic digging effect on urban road surfaces is achieved, and meanwhile damage to surrounding intact roads is avoided.

Description

Technical Field

[0001] The invention relates to the technical field of road construction, in particular to a road construction foundation excavation device. Background Art

[0002] Road construction foundation excavation refers to the excavation work performed on the road foundation during the road construction or reconstruction process. Among them, urban road surface repair and excavation are an important part of urban infrastructure maintenance.

[0003] In small-area repairs of urban roads, such as repairing local damaged tiles or subsidence areas, the excavator has a large operating range and is not precise enough, and it is easy to cause too much damage to the surrounding intact roads. The existing method is to manually use small equipment such as shovels to break up the damaged tiles and base materials, and then manually dig and clean up the fragments. However, this method requires the cooperation of multiple people at the same time and the workload is large. For this reason, we propose a road construction foundation excavation device. Summary of the invention

[0004] The object of the present invention is to provide a road construction foundation excavation device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solutions: a road construction foundation excavation device, comprising an electric pick for crushing floor tiles and base materials and an excavation shovel for excavating the crushed road surface, one end of the excavation shovel is provided with a collection shell for collecting the excavated gravel and soil, and an opening is provided on the collection shell and on one side corresponding to the excavation shovel; A connecting mechanism is installed outside the opening and on the collecting shell, and the connecting mechanism is used to connect the digging shovel and synchronously adjust the digging angle of the digging shovel; A pushing mechanism is provided inside the collecting shell, and the pushing mechanism cooperates with the connecting mechanism to allow the gravel and soil excavated by the digging shovel to be stably poured into the collecting shell; Supporting walking mechanisms are installed on both sides of the outside of the collection shell; A position adjustment mechanism is installed on the outside of the electric pick, and the position adjustment mechanism is connected to the collecting shell. The position adjustment mechanism enables the electric pick and the excavating shovel to cooperate with each other to perform basic excavation on the locally damaged road surface during road construction.

[0006] Wherein, the connecting mechanism comprises a moving block, a connecting member and a moving member, wherein two moving blocks are provided, and the two moving blocks are respectively slidably connected to the two sides of the opening, and two connecting members are provided, and the two connecting members are respectively located on the two sides of the digging shovel, and the connecting member is used to connect the moving block and the digging shovel; The moving member is installed on the collecting shell, and is used for synchronously driving the two moving blocks.

[0007] Wherein, the connecting member comprises a first connecting shaft, a connecting support rod, a second connecting shaft, a fixing plate, a supporting shaft and a supporting plate, one end of the first connecting shaft is fixedly connected to the moving block, one end of the connecting support rod is rotatably sleeved on the outside of the first connecting shaft, and the other end of the connecting support rod is rotatably sleeved on the outside of the second connecting shaft, the second connecting shaft is fixedly connected to the fixing plate, and the fixing plate is fixedly installed on one side of the excavating shovel; The support shaft is fixedly connected to one side of the excavating shovel, and the other end of the support shaft is rotatably connected to the support plate. The support plate is U-shaped, and the other end of the support plate is fixedly connected to the collecting shell. The excavating shovel is connected by a connecting piece.

[0008] The moving part includes a moving screw, a protective shell, a synchronous gear, a gear chain and a synchronous motor. Two moving screws are provided. The two moving blocks are respectively threadedly sleeved on the outside of the two moving screws. The bottom of the moving screw passes through the top of the protective shell, and the moving screw is rotatably connected to the protective shell. The protective shell is fixedly installed at the bottom of the collection shell. There are two synchronous gears, and the two synchronous gears are fixedly sleeved on the bottom of the moving screw respectively. The gear chain transmission is connected between the two synchronous gears. The synchronous motor is installed inside the protective shell, and the synchronous motor is used to drive one of the synchronous gears. Through the provided moving parts, the function of synchronously driving the two moving blocks is realized.

[0009] The pushing mechanism comprises a pushing plate, a toggle member, a bidirectional threaded screw and a driving motor. Two pushing plates are provided. Both pushing plates are located inside the collecting shell, and one end of the two pushing plates away from the opening is slidably connected to the inner wall of the collecting shell. There are multiple toggle members, and the multiple toggle members are installed at the bottom of the push plate at equal distances; The bidirectional threaded screw is rotatably connected to one side of the inside of the collecting shell, the driving motor is installed on the outside of the collecting shell, and the output end of the driving motor is fixedly connected to the bidirectional threaded screw. Through the provided pushing mechanism, it can cooperate with the excavating shovel to push the gravel and soil inside the collecting shell.

[0010] Among them, the toggle member includes a toggle rod, a connecting spring and a toggle sleeve, the toggle rod is fixedly installed at the bottom of the toggle rod, the connecting spring is fixedly installed at the bottom of the toggle rod, and the bottom of the connecting spring is fixedly connected to the bottom end inside the toggle sleeve, and the toggle sleeve is slidably sleeved on the outside of the toggle rod, and the toggle member is provided to realize the function of toggling the gravel and soil inside the collection shell, so that the gravel and soil are evenly distributed inside the collection shell.

[0011] Wherein, the position adjustment mechanism includes a support rail, a telescopic plate, a connecting frame, a fixed frame, a lifting member, a movable sleeve and a positioning member, the support rail is provided with two, the two support rails are respectively fixedly mounted on both sides of the collection shell, the telescopic plates are provided with two, the two telescopic plates respectively slide through one end of the two support rails, and the support rail is provided with an adjustment member for connecting the telescopic plates; The connecting frame is fixedly mounted on one end of the telescopic plate, and the sides of the two connecting frames close to each other are fixedly connected to the fixed frame, the lifting member is mounted on the fixed frame, and the moving sleeve slides through one side of the fixed frame, and the lifting member is used to drive the moving sleeve; The positioning piece is installed on the moving sleeve, and the positioning piece is used to connect the electric pick, and the position of the electric pick is adjusted by the provided position adjustment mechanism.

[0012] Among them, the lifting member includes a rotating motor, a rotating gear and a connecting rack. The rotating motor is fixedly installed on the outside of the fixed frame, and the output end of the rotating motor is fixedly connected to the rotating gear. A connecting port is provided on the fixed frame and at a position corresponding to the rotating gear. The connecting rack is fixedly connected to the movable sleeve, and the rotating gear is meshedly connected to the connecting rack. The movable sleeve is connected by the lifting member.

[0013] The positioning member includes a positioning frame, a fixed sleeve and a swinging member, wherein the positioning frame is fixedly mounted on one side of the movable sleeve, the fixed sleeve is fixedly sleeved on the outside of the electric pick, the outside of the fixed sleeve is respectively fixedly connected with a first rotating shaft and a second rotating shaft, the first rotating shaft and the second rotating shaft are both rotatably connected to the positioning frame, and the swinging member is used to drive the first rotating shaft; The swinging member includes a swinging support rod, one end of which is fixedly sleeved on the outside of the first rotating shaft, and the other end of which is fixedly connected to the swinging shaft. A swinging plate is provided on the outside of the swinging shaft, and a swinging groove is provided on the position of the swinging plate corresponding to the swinging shaft. An electric push rod for pushing the swinging plate is installed on the movable sleeve, and the positioning member is provided to realize the positioning of the electric pick.

[0014] The present invention has at least the following beneficial effects: 1. When the present invention is used, through the excavation shovel and the electric pick, the collection shell and the connection mechanism are provided at the excavation shovel, and the position adjustment mechanism is provided at the electric pick, so that in the process of repairing and excavating urban roads, the electric pick and the excavation shovel can cooperate with each other to break the damaged basic road surface, and the excavation shovel can dig the broken gravel and soil, and pour the excavated gravel and soil into the collection shell, so as to realize the role of small-area precise automatic excavation of urban roads, and at the same time do not cause damage to the surrounding intact roads; 2. When the present invention is in use, the pushing mechanism provided at the collecting shell enables the gravel and soil excavated at the digging shovel to be stably poured into the collecting shell without affecting the rotation of the digging shovel, thereby further improving the excavation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a side view of the overall structure of the present invention; Figure 3 It is a schematic diagram of the rear view structure of the collection shell of the present invention; Figure 4 This is a schematic diagram of the structure of the excavating shovel of the present invention; Figure 5 It is a schematic diagram of the structure of the moving part of the present invention; Figure 6 It is a schematic diagram of the fixed frame structure of the present invention; Figure 7 It is a schematic diagram of the lifting member structure of the present invention; Figure 8 It is a schematic diagram of the structure of the swing member of the present invention; Fig. 9 This is a schematic diagram of the positioning member structure of the present invention; Fig.10 It is a schematic diagram of the structure of the material pushing mechanism of the present invention; Fig.11 This is a schematic diagram of the state in which the baffle of the present invention is moved out of the pouring port.

[0016] In the figure: 1-electric pick; 2-digging shovel; 3-collecting shell; 31-opening; 32-baffle; 33-limiting rod; 34-discharging port; 4-connecting mechanism; 41-moving block; 42-connecting piece; 421-first connecting shaft; 422-connecting support rod; 423-second connecting shaft; 424-fixing plate; 425-support shaft; 426-support plate; 43-moving piece; 431-moving screw rod; 432-protective shell; 433-synchronous gear; 434-gear chain; 435-synchronous motor; 5-pushing mechanism; 51-pushing plate; 52-sliding piece; 521-sliding rod; 522-connecting spring; 523-sliding sleeve; 5 3-bidirectional threaded screw; 54-driving motor; 6-support walking mechanism; 7-position adjustment mechanism; 71-support rail; 72-telescopic plate; 73-connecting frame; 74-fixed frame; 75-lifting member; 751-rotating motor; 752-rotating gear; 753-connecting rack; 76-moving sleeve; 77-positioning member; 771-positioning frame; 772-fixed sleeve; 773-first rotating shaft; 774-second rotating shaft; 78-adjusting member; 781-adjusting screw; 782-rotating handle; 8-swinging member; 81-swinging support rod; 82-swinging shaft; 83-swinging plate; 831-swinging slot; 84-electric push rod. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] Example 1: Please refer to Figures 1 to 3 , a road construction basic excavation device, comprising an electric pick 1 for crushing floor tiles and base materials and an excavating shovel 2 for excavating the crushed road surface, one end of the excavating shovel 2 is provided with a collecting shell 3 for collecting the excavated gravel and soil, in this embodiment, when the excavating shovel 2 is in a tilted downward state, its bottom extends below the collecting shell 3, thereby ensuring that the excavating shovel 2 can excavate the gravel and soil, and an opening 31 is provided on the collecting shell 3 and on one side corresponding to the excavating shovel 2, the setting of the opening 31 can facilitate the excavating shovel 2 to excavate the gravel and soil on the basic road surface of the urban road at different tilt angles, and at the same time, after excavation, the excavating shovel 2 can rotate to pour the excavated soil and gravel into the collecting shell 3; Both sides of the outside of the collection shell 3 are equipped with supporting walking mechanisms 6, and in this embodiment, the supporting walking mechanisms 6 are multiple universal wheels arranged on both sides of the outside of the collection shell 3, and the universal wheels can also ensure the stability of the collection shell 3 according to the moving position of the collection shell 3 and the road surface (not shown in the figure), and a handrail is arranged on one side of the collection shell 3, so that the staff can push the collection shell 3 to the position of the damaged road surface, and the electric pick 1 and the excavating shovel 2 cooperate with each other to break the damaged road surface and then excavate; A connection mechanism 4 is installed outside the opening 31 and on the collecting shell 3. The connection mechanism 4 is used to connect the digging shovel 2 and synchronously adjust the digging angle of the digging shovel 2. See also Figures 4 to 5 The connecting mechanism 4 includes a moving block 41, a connecting member 42 and a moving member 43. There are two moving blocks 41, and the two moving blocks 41 are respectively slidably connected to the two sides of the opening 31. There are two connecting members 42, and the two connecting members 42 are respectively located on the two sides of the digging shovel 2, and the connecting member 42 is used to connect the moving block 41 and the digging shovel 2. The moving member 43 is installed on the collecting shell 3 , and the moving member 43 is used to synchronously drive the two moving blocks 41 .

[0019] The connecting member 42 includes a first connecting shaft 421, a connecting support rod 422, a second connecting shaft 423, a fixing plate 424, a supporting shaft 425 and a supporting plate 426. One end of the first connecting shaft 421 is fixedly connected to the moving block 41, one end of the connecting support rod 422 is rotatably sleeved on the outside of the first connecting shaft 421, and the other end of the connecting support rod 422 is rotatably sleeved on the outside of the second connecting shaft 423. The second connecting shaft 423 is fixedly connected to the fixing plate 424, and the fixing plate 424 is fixedly installed on one side of the excavating shovel 2. The support shaft 425 is fixedly connected to one side of the digging shovel 2 , and the other end of the support shaft 425 is rotatably connected to a support plate 426 . The support plate 426 is U-shaped, and the other end of the support plate 426 is fixedly connected to the collecting shell 3 .

[0020] The moving member 43 includes a moving screw 431, a protective shell 432, a synchronous gear 433, a gear chain 434 and a synchronous motor 435. There are two moving screws 431. The two moving blocks 41 are respectively threadedly sleeved on the outside of the two moving screws 431. The bottom of the moving screw 431 passes through the top of the protective shell 432, and the moving screw 431 is rotatably connected to the protective shell 432. The protective shell 432 is fixedly installed at the bottom of the collecting shell 3. There are two synchronous gears 433, which are respectively fixedly sleeved on the bottom of the moving screw rod 431, and the gear chain 434 is transmission-connected between the two synchronous gears 433. The synchronous motor 435 is installed inside the protective shell 432, and the synchronous motor 435 is used to drive one of the synchronous gears 433; Specific implementation process: the staff pushes the handrail to move the collection shell 3 along the damaged road surface of the urban road. While moving, the electric pick 1 breaks the damaged road surface of the urban road. At the same time and after breaking, the excavator shovel 2 synchronously excavates the broken gravel and soil. After the soil and gravel are excavated, the synchronous rod synchronous motor 435 runs, so that the two synchronous gears 433 rotate synchronously under the transmission of the gear chain 434. When the two moving screw rods 431 rotate synchronously, the driving force of the two moving blocks 41 is synchronously provided. Due to the limiting effect of the moving block 41 on the collection shell 3 When the two moving blocks 41 move upwards respectively relative to the opening 31, and when the moving blocks 41 move upwards, the connecting rod 422 is driven to move synchronously through the first connecting shaft 421. Since the connecting rod 422 is rotatably connected to the fixed plate 424 on the digging shovel 2 through the second connecting shaft 423, the digging shovel 2 is limited by the support shaft 425 and the support plate 426, so that the digging shovel 2 rotates around the X-axis of the support shaft 425 as the center of the circle, and the digging shovel 2 rotates to pour the crushed stones and soil on it into the collecting shell 3, and the collecting shell 3 realizes timely collection of the crushed stones and soil. See also Figure 10 to Figure 11 A pushing mechanism 5 is provided inside the collecting shell 3, and the pushing mechanism 5 cooperates with the connecting mechanism 4 to allow the gravel and soil excavated by the digging shovel 2 to be stably poured into the collecting shell 3; The pushing mechanism 5 includes a pushing plate 51, a toggle member 52, a bidirectional threaded screw 53 and a driving motor 54. Two pushing plates 51 are provided. Both pushing plates 51 are located inside the collecting shell 3, and one end of the two pushing plates 51 away from the opening 31 is slidably connected to the inner wall of the collecting shell 3. There are multiple toggle members 52, and the multiple toggle members 52 are installed at the bottom of the push plate 51 at equal distances; The bidirectional threaded screw 53 is rotatably connected to one side of the interior of the collecting shell 3 , the driving motor 54 is installed on the outside of the collecting shell 3 , and the output end of the driving motor 54 is fixedly connected to the bidirectional threaded screw 53 .

[0021] The toggle member 52 includes a toggle rod 521, a connecting spring 522 and a toggle sleeve 523. The toggle rod 521 is fixedly mounted at the bottom of the toggle rod 521. The connecting spring 522 is fixedly mounted at the bottom of the toggle rod 521. The bottom of the connecting spring 522 is fixedly connected to the bottom end of the toggle sleeve 523. The toggle sleeve 523 is slidably sleeved on the outside of the toggle rod 521. Specific implementation process: In this embodiment, when the excavator 2 is digging the broken road foundation pavement, the distance between the two pusher plates 51 is the shortest, that is, the two pusher plates 51 are close to each other, and when the excavator 2 digs the soil and gravel, When the two push plates 51 move to the sides of the opening 31 of the collecting shell 3, the two push plates 51 move in opposite directions to move away from each other. The crushed stones and soil inside the opening 31 are pushed synchronously, so that the excavated soil and crushed stones are evenly distributed in the collecting shell 3 .

[0022] See also Figures 6 to 9 A position adjustment mechanism 7 is installed on the outside of the electric pick 1, and the position adjustment mechanism 7 is connected to the collecting shell 3. The position adjustment mechanism 7 enables the electric pick 1 and the excavating shovel 2 to cooperate with each other to perform basic excavation on the locally damaged road surface during road construction.

[0023] The position adjustment mechanism 7 includes a support rail 71, a telescopic plate 72, a connecting frame 73, a fixed frame 74, a lifting member 75, a movable sleeve 76 and a positioning member 77. Two support rails 71 are provided, and the two support rails 71 are respectively fixedly installed on both sides of the collecting shell 3. Two telescopic plates 72 are provided, and the two telescopic plates 72 slide through one end of the two support rails 71 respectively. An adjusting member 78 for connecting the telescopic plates 72 is provided on the support rail 71. The adjusting member 78 includes an adjusting screw rod 781 and a rotating handle 782. One end of the adjusting screw rod 781 is rotatably connected to the inner wall of the support rail 71, and the telescopic plate 72 is threadedly sleeved on the outside of the adjusting screw rod 781. The end of the adjusting screw rod 781 located on the outside of the support rail 71 is fixedly connected to the rotating handle 782. Therefore, when the distance between the electric pick 1 and the excavating shovel 2 is adjusted according to the road surface damage, the handle 782 is rotated respectively, and when the handle 782 is rotated, the adjusting screw rod 781 is further rotated, and when the adjusting screw rod 781 is rotated, a driving force is provided to the telescopic plate 72, so that the telescopic plate 72 moves along the support rail 71, and when the two telescopic plates 72 move, the position of the electric pick 1 at the connecting frame 73 and the fixed frame 74 is further adjusted; The connecting frame 73 is fixedly mounted on one end of the telescopic plate 72, and the sides of the two connecting frames 73 close to each other are fixedly connected to the fixed frame 74, the lifting member 75 is mounted on the fixed frame 74, and the moving sleeve 76 slides through one side of the fixed frame 74, and the lifting member 75 is used to drive the moving sleeve 76; The positioning member 77 is installed on the movable sleeve 76, and the positioning member 77 is used to connect the electric pick 1. The lifting member 75 includes a rotating motor 751, a rotating gear 752 and a connecting rack 753. The rotating motor 751 is fixedly installed on the outside of the fixed frame 74, and the output end of the rotating motor 751 is fixedly connected to the rotating gear 752. A connecting port is provided on the fixed frame 74 at a position corresponding to the rotating gear 752. The connecting rack 753 is fixedly connected to the movable sleeve 76, and the rotating gear 752 is meshed with the connecting rack 753.

[0024] The positioning member 77 includes a positioning frame 771, a fixed sleeve 772 and a swinging member 8. The positioning frame 771 is fixedly installed on one side of the movable sleeve 76. The fixed sleeve 772 is fixedly sleeved on the outside of the electric pick 1. The outside of the fixed sleeve 772 is respectively fixedly connected with a first rotating shaft 773 and a second rotating shaft 774. The first rotating shaft 773 and the second rotating shaft 774 are both rotatably connected to the positioning frame 771. The swinging member 8 is used to drive the first rotating shaft 773. The swing member 8 includes a swing support rod 81, one end of which is fixedly sleeved on the outside of the first rotating shaft 773, and the other end of the swing support rod 81 is fixedly connected to a swing shaft 82, a swing plate 83 is provided on the outside of the swing shaft 82, and a swing groove 831 is provided at the position of the swing plate 83 corresponding to the swing shaft 82, and an electric push rod 84 for pushing the swing plate 83 is installed on the moving sleeve 76; Specific implementation process: When the electric pick 1 is needed to crush the road surface according to the damage of the road surface, the electric pick 1 is operated, and at the same time, the motor 751 is operated, so that the rotating gear 752 drives the connecting rack 753 to adjust its position relative to the fixed frame 74, thereby further realizing the electric pick 1 to drill up and down and crush the damaged road surface. While crushing, the electric push rod 84 is operated, which further moves the swing plate 83 downward. When the swing plate 83 moves downward, the swing shaft 82 is rotated through the swing groove 831. When the swing shaft 82 rotates, it synchronously drives the first rotating shaft 773 to rotate, so that the electric pick 1 at the fixed sleeve 772 is rotated along the excavating shovel 2, so that it can guide the crushed gravel into the excavating shovel 2, and further enables the excavating shovel 2 to fully excavate the gravel and soil.

[0025] Example 2: Please refer to Figure 3 and Figure 10 to Figure 11 , Embodiment 2 is a further supplementary explanation of Embodiment 1, specifically: a pouring port 34 is provided inside the collecting shell 3, and a baffle 32 is slidably connected to the pouring port 34, one end of the baffle 32 slides through one side of the collecting shell 3, and a plurality of limiting holes are provided on the baffle 32, and a limiting rod 33 is inserted in the limiting hole, and the plurality of limiting rods 33 are all slidably connected to the collecting shell 3; Therefore, by setting the pouring port 34, when a lot of gravel and soil are collected inside the collecting shell 3, the plurality of limit rods 33 are first separated from the baffle 32, and the baffle 32 is pulled to separate from the pouring port 34, so that the gravel and soil can fall through the pouring port 34.

[0026] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A road construction foundation excavation device, characterized in that: It comprises an electric pickaxe (1) for crushing floor tiles and base materials and an excavating shovel (2) for excavating the crushed road surface, one end of the excavating shovel (2) is provided with a collecting shell (3) for collecting the excavated gravel and soil, and an opening (31) is provided on the collecting shell (3) and on a side corresponding to the excavating shovel (2); A connecting mechanism (4) is installed outside the opening (31) and on the collecting shell (3), wherein the connecting mechanism (4) is used to connect the digging shovel (2) and synchronously adjust the digging angle of the digging shovel (2); A pushing mechanism (5) is provided inside the collecting shell (3), and the pushing mechanism (5) cooperates with the connecting mechanism (4) to enable the gravel and soil excavated by the excavating shovel (2) to be stably poured into the collecting shell (3); Supporting walking mechanisms (6) are installed on both sides of the outside of the collection shell (3); A position adjustment mechanism (7) is installed on the outside of the electric pick (1), the position adjustment mechanism (7) is connected to the collection shell (3), and the position adjustment mechanism (7) enables the electric pick (1) and the excavation shovel (2) to cooperate with each other to perform basic excavation on a locally damaged road surface during road construction.

2. A road construction foundation excavation device according to claim 1, characterized in that: The connecting mechanism (4) comprises a moving block (41), a connecting member (42) and a moving member (43); two moving blocks (41) are provided, and the two moving blocks (41) are respectively slidably connected to the two sides of the opening (31); two connecting members (42) are provided, and the two connecting members (42) are respectively located on the two sides of the digging shovel (2); and the connecting member (42) is used to connect the moving block (41) and the digging shovel (2); The moving member (43) is mounted on the collection shell (3), and the moving member (43) is used to synchronously drive the two moving blocks (41).

3. A road construction foundation excavation device according to claim 2, characterized in that: The connecting member (42) comprises a first connecting shaft (421), a connecting support rod (422), a second connecting shaft (423), a fixing plate (424), a supporting shaft (425) and a supporting plate (426); one end of the first connecting shaft (421) is fixedly connected to the moving block (41); one end of the connecting support rod (422) is rotatably sleeved on the outside of the first connecting shaft (421); and the other end of the connecting support rod (422) is rotatably sleeved on the outside of the second connecting shaft (423); the second connecting shaft (423) is fixedly connected to the fixing plate (424); and the fixing plate (424) is fixedly mounted on one side of the excavating shovel (2); The support shaft (425) is fixedly connected to one side of the excavating shovel (2), and the other end of the support shaft (425) is rotatably connected to a support plate (426); the support plate (426) is U-shaped, and the other end of the support plate (426) is fixedly connected to the collection shell (3).

4. A road construction foundation excavation device according to claim 2, characterized in that: The moving member (43) comprises a moving screw (431), a protective shell (432), a synchronous gear (433), a gear chain (434) and a synchronous motor (435); two moving screws (431) are provided; the two moving blocks (41) are respectively threadedly sleeved on the outsides of the two moving screws (431); the bottom of the moving screw (431) passes through the top of the protective shell (432); the moving screw (431) is rotatably connected to the protective shell (432); and the protective shell (432) is fixedly mounted on the bottom of the collection shell (3); Two synchronous gears (433) are provided, and the two synchronous gears (433) are respectively fixedly sleeved on the bottom of the moving screw rod (431), the gear chain (434) is transmission-connected between the two synchronous gears (433), and the synchronous motor (435) is installed inside the protective shell (432), and the synchronous motor (435) is used to drive one of the synchronous gears (433).

5. A road construction foundation excavation device according to claim 1, characterized in that: The pushing mechanism (5) comprises a pushing plate (51), a toggle member (52), a bidirectional threaded screw (53) and a driving motor (54); two pushing plates (51) are provided, and the two pushing plates (51) are both located inside the collecting shell (3), and one end of the two pushing plates (51) away from the opening (31) is slidably connected to the inner wall of the collecting shell (3); There are a plurality of the toggle members (52), and the plurality of the toggle members (52) are installed at equal distances on the bottom of the push plate (51); The bidirectional threaded screw (53) is rotatably connected to one side of the interior of the collection shell (3); the drive motor (54) is mounted on the outside of the collection shell (3); and the output end of the drive motor (54) is fixedly connected to the bidirectional threaded screw (53).

6. A road construction foundation excavation device according to claim 5, characterized in that: The toggle member (52) comprises a toggle rod (521), a connecting spring (522) and a toggle sleeve (523); the toggle rod (521) is fixedly mounted on the bottom of the toggle rod (521); the connecting spring (522) is fixedly mounted on the bottom of the toggle rod (521); the bottom of the connecting spring (522) is fixedly connected to the bottom end inside the toggle sleeve (523); and the toggle sleeve (523) is slidably sleeved on the outside of the toggle rod (521).

7. A road construction foundation excavation device according to claim 1, characterized in that: The position adjustment mechanism (7) comprises a support rail (71), a telescopic plate (72), a connecting frame (73), a fixed frame (74), a lifting member (75), a movable sleeve (76) and a positioning member (77); two support rails (71) are provided, and the two support rails (71) are respectively fixedly mounted on two sides of the collection shell (3); two telescopic plates (72) are provided, and the two telescopic plates (72) respectively slide through one end of the two support rails (71); and an adjustment member (78) for connecting the telescopic plates (72) is provided on the support rail (71); The connecting frame (73) is fixedly mounted on one end of the telescopic plate (72), and the sides of the two connecting frames (73) that are close to each other are fixedly connected to the fixed frame (74), the lifting member (75) is mounted on the fixed frame (74), and the moving sleeve (76) slides through one side of the fixed frame (74), and the lifting member (75) is used to drive the moving sleeve (76); The positioning member (77) is mounted on the moving sleeve (76), and the positioning member (77) is used to connect the electric pick (1).

8. A road construction foundation excavation device according to claim 7, characterized in that: The lifting member (75) comprises a rotating motor (751), a rotating gear (752) and a connecting rack (753); the rotating motor (751) is fixedly mounted on the outside of the fixed frame (74); the output end of the rotating motor (751) is fixedly connected to the rotating gear (752); a connecting port is provided on the fixed frame (74) at a position corresponding to the rotating gear (752); the connecting rack (753) is fixedly connected to the moving sleeve (76); and the rotating gear (752) is meshingly connected to the connecting rack (753).

9. A road construction foundation excavation device according to claim 7, characterized in that: The positioning member (77) comprises a positioning frame (771), a fixed sleeve (772) and a swinging member (8); the positioning frame (771) is fixedly mounted on one side of the movable sleeve (76); the fixed sleeve (772) is fixedly sleeved on the outside of the electric pick (1); the outside of the fixed sleeve (772) is respectively fixedly connected with a first rotating shaft (773) and a second rotating shaft (774); the first rotating shaft (773) and the second rotating shaft (774) are both rotatably connected to the positioning frame (771); and the swinging member (8) is used to drive the first rotating shaft (773); The swing member (8) comprises a swing support rod (81), one end of the swing support rod (81) is fixedly sleeved on the outside of the first rotating shaft (773), and the other end of the swing support rod (81) is fixedly connected to a swing shaft (82), a swing plate (83) is provided on the outside of the swing shaft (82), and a swing groove (831) is provided on the swing plate (83) at a position corresponding to the swing shaft (82), and an electric push rod (84) for pushing the swing plate (83) is installed on the movable sleeve (76).

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