CN210827628U

CN210827628U - Excavator for cleaning construction waste

Info

Publication number: CN210827628U
Application number: CN201921128560.XU
Authority: CN
Inventors: 王标
Original assignee: Nanjing Shoujia Renewable Resources Utilization Co ltd
Current assignee: Nanjing Shoujia Renewable Resources Utilization Co ltd
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-06-23
Anticipated expiration: 2029-07-17

Abstract

The utility model belongs to the technical field of the technique of excavator and specifically relates to an excavator for clearing up building rubbish is related to, including the host computer, articulate swing arm, swing arm hydro-cylinder, dipper hydro-cylinder on the host computer, articulate the dipper that keeps away from host computer one end at the swing arm, the one end of swing arm hydro-cylinder is connected with the swing arm, the other end is connected with the dipper, dipper hydro-cylinder one end is connected with the dipper, the other end is connected with the scraper bowl, the dipper is kept away from the articulated scraper bowl of one end of swing arm, the scraper bowl includes casing, stamping device, tooth shell and strikes the dentition, stamping device fixes the one side of keeping away from the dipper at the casing, stamping device's roof pressure direction is the same with the opening direction of casing, the output at stamping device is fixed to the tooth shell, strike the dentition setting and. The utility model discloses have the big building rubbish of the broken hardness jumbo size of initiative, improve the effect of building rubbish cleaning efficiency.

Description

Excavator for cleaning construction waste

Technical Field

The utility model belongs to the technical field of the technique of excavating machine and specifically relates to an excavator for clearing up building rubbish is related to.

Background

At present, an excavator is an engineering machine which excavates and shovels materials by using a bucket and loads the materials into a transport vehicle or unloads the materials to a stockyard; in engineering operations such as concrete road renovation construction, urban building demolition and the like, an excavator is generally adopted to treat construction waste generated after site construction, and an operator operates the excavator to shovel the construction waste by a bucket and move or load the construction waste to transport the construction waste;

the excavator with the publication number of CN106759575A comprises a host and a working device, wherein the working device comprises a movable arm, a bucket rod, a movable arm oil cylinder, a bucket rod oil cylinder, a connecting rod and a rocker arm, the rear end of the movable arm is hinged with the host, the front end of the movable arm is hinged to the upper part of the bucket rod, the rear end of the bucket rod oil cylinder is hinged to the middle rear part of the movable arm, and the front end of the bucket rod oil cylinder is hinged to the upper part of the bucket rod; the swing arm and the movable arm are hinged to the lower portion of the swing arm, the front end of the connecting rod is hinged to the upper portion of the bucket rod, the rear end of the connecting rod is hinged to the upper end of the swing arm, the lower end of the swing arm is hinged to the upper end of the movable arm oil cylinder, the lower end of the movable arm oil cylinder is hinged to the host, when the excavator conducts land leveling operation, only one hand is needed to operate the bucket retracting rod, a straight horizontal line is made to be drawn on the tooth tips of the bucket, a land leveling operation cycle is completed, the operation is simple, the land leveling efficiency is high, and the problems that an existing excavator;

the above prior art solutions have the following drawbacks: because the size of the construction waste needing to be shoveled is different, some large-size construction waste is difficult to be shoveled by the bucket, and particularly when the construction waste is large in hardness, such as large blocks, the construction waste is directly dug by the bucket of the excavator, so that the construction waste is not enough in strength, and the construction waste is crushed by additionally calling a crushing machine, so that the efficiency is extremely low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a scraper bowl has the broken building rubbish function of initiative, improves the excavator of cleaning efficiency.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides an excavator for clearing up construction waste, includes the host computer, articulates swing arm, swing arm hydro-cylinder, dipper cylinder on the host computer, articulates the dipper that keeps away from host computer one end at the swing arm, the one end and the swing arm of swing arm hydro-cylinder are connected, the other end is connected with the dipper, dipper hydro-cylinder one end is connected with the dipper, the other end is connected with the scraper bowl, the dipper is kept away from the articulated scraper bowl of one end of swing arm, the scraper bowl includes casing, tooth shell, impact tooth group and is used for the drive to strike the stamping device that tooth group strikes construction waste, stamping device fixes the one side of dipper is kept away from at the casing, stamping device's roof pressure direction is the same with the opening direction of casing, the tooth shell is fixed at stamping device's output, strike the setting of tooth group and stretch.

Through adopting above-mentioned technical scheme, when operating personnel controlled the excavator clearance building rubbish in the host computer, control the swing arm and drive the dipper and remove, and then drive the scraper bowl and remove the building rubbish top, the drive scraper bowl rotates simultaneously, and then shovel building rubbish, when meetting bold building rubbish, start stamping device in the scraper bowl, stamping device drives the impact tooth group of fixing in the tooth shell and constantly strikes building rubbish, thereby play the broken building rubbish of initiative, and then excavate the clearance with the building rubbish after the breakage through the scraper bowl, be favorable to improving the efficiency of clearance work.

The utility model discloses further set up to: one side of the opening surface of the shell, which is far away from the bucket rod, is provided with a hollow groove along the length direction;

the stamping device comprises a hydraulic cylinder, a piston rod and a cylinder seat, the cylinder seat is fixed on the bottom wall of the hollow groove, the hydraulic cylinder is fixed on the surface of the cylinder seat, which is far away from the bottom wall of the hollow groove, the piston rod extends out of the hydraulic cylinder, and the gear shell is fixed on one end, which is far away from the hydraulic cylinder, of the piston rod.

Through adopting above-mentioned technical scheme, operating personnel starts stamping device, and the pneumatic cylinder converts hydraulic energy into mechanical energy to promote piston rod reciprocating motion, thereby drive tooth shell reciprocating motion, thereby promote to strike tooth group and strike building rubbish in succession, pneumatic cylinder simple structure is compact, and the output power is big, is favorable to improving the stability that strikes tooth group and strike building rubbish.

The utility model discloses further set up to: the impact tooth group comprises a plurality of impact teeth, a plurality of tooth grooves for fixing the impact teeth are formed in the surface, far away from the piston rod, of the tooth shell, and a plurality of reinforcing ribs are arranged on the side walls of the impact teeth and fixed on the tooth shell.

Through adopting above-mentioned technical scheme, all fix a plurality of impact teeth in the tooth's socket, be favorable to the restriction to strike the removal of tooth, the rethread stiffening rib further improves the structural stability who strikes the tooth, is favorable to improving the stability of the impact tooth in the use.

The utility model discloses further set up to: the two back-to-back side walls of the tooth shell are provided with sliding blocks, the side wall of the shell is provided with a sliding groove for the sliding connection of the sliding blocks, and the impact tooth group extends out of the hollow groove all the time.

Through adopting above-mentioned technical scheme, operating personnel drives pneumatic cylinder and drives piston rod reciprocating motion to drive the tooth shell and pass through slider reciprocating motion in the spout, the increase is to the restriction of tooth shell motion, and then is favorable to improving the stability of tooth shell motion.

The utility model discloses further set up to: the opening part that the spout is close to the casing sets up stop gear, stop gear includes fixed block and spring, the fixed block is fixed on the casing lateral wall, the spring is fixed on the fixed block towards the face of tooth shell.

Through adopting above-mentioned technical scheme, operating personnel starts the pneumatic cylinder, and then drives piston rod reciprocating motion to drive tooth shell reciprocating motion back and forth, thereby make and strike tooth group and strike construction waste in succession, strike tooth group and hit garrulous construction waste in-process, the tooth shell slides to spring department, strikes the spring and begins the shrinkage movement, is favorable to reducing the collision damage that the tooth shell used for a long time, improves the life of tooth shell.

The utility model discloses further set up to: deep grooves are formed in the two sides of the shell, which are close to the short edge of the empty groove;

set up motor and drill bit in the deep trouth, the motor is fixed at the deep trouth diapire, the drill bit is connected to the motor output, the length that the drill bit stretches out the deep trouth is greater than the length that stretches out after the shrink of impact tooth.

Through adopting above-mentioned technical scheme, operating personnel is according to actual conditions, before using the impact tooth to strike building rubbish, starter motor to drive the drill bit and rotate, thereby control the drill bit and grind the brill to building rubbish, after the building rubbish has been accomplished to the brill, restart stamping device strikes building rubbish, and then hits garrulous building rubbish and clearance, reduces the degree of difficulty that the impact tooth hit garrulous building rubbish, improves the efficiency of hitting garrulous building rubbish.

The utility model discloses further set up to: the inner wall of the deep groove is provided with a positioning block, and the positioning block is provided with a positioning hole for a drill bit to pass through.

Through adopting above-mentioned technical scheme, the drill bit is at the abrasive drilling in-process, and the locating piece plays the positioning action to the drill bit, is favorable to improving the stability of abrasive drilling in-process drill bit.

The utility model discloses further set up to: the lateral wall that the drill bit is close to the motor sets up the damping ring, the damping ring is seted up and is used for wearing the through-hole of cover at the drill bit lateral wall.

Through adopting above-mentioned technical scheme, when driving motor drove the drill bit and grind the brill to building rubbish, the drill bit produces vibrations and transmits on the damping ring, via the damping ring back that weakens to reduce vibrations and to the impact of motor, play certain guard action to the motor, be favorable to prolonging the life of motor.

The utility model discloses further set up to: the lateral wall of the shell far away from the bucket rod is provided with a plurality of reinforcing laths.

Through adopting above-mentioned technical scheme, when making the scraper bowl, add on the casing and establish the enhancement lath, one side that the dipper was kept away from to the casing in the use is main atress limit, bears the impact force of work such as excavation, strengthens the lath and is favorable to increasing casing bulk strength, improves the stability in use of casing.

To sum up, the utility model discloses a beneficial technological effect does:

1. the hydraulic cylinder of the punching device outputs power to push the impact tooth group to impact the construction waste, so that the construction waste is actively crushed, and the crushed construction waste is excavated and cleaned, thereby being beneficial to improving the efficiency of cleaning work;

2. the motor of the drilling and grinding device drives the drill bit to rotate to grind and drill the construction waste, and after the construction waste is ground and drilled, the punching device is started to impact the construction waste, so that the difficulty of crushing the construction waste by the impact teeth is reduced, and the efficiency of crushing the construction waste is improved;

3. in the process that the impact tooth group on the hydraulic cylinder driving tooth shell breaks the construction waste, the tooth shell slides to the spring to impact the spring and start to shrink, so that the collision damage caused by long-time use of the tooth shell is reduced, and the service life of the tooth shell is prolonged.

Drawings

Fig. 1 is a schematic structural view for embodying the entire excavator in the present embodiment.

Fig. 2 is a sectional view for embodying the internal structure of the bucket in the present embodiment.

Fig. 3 is a partial sectional view for embodying the slide groove and the stopper mechanism in the present embodiment.

Fig. 4 is a partial view of the present embodiment showing the bucket away from the end of the stick.

In the figure, 1, a host; 2. a movable arm; 21. a boom cylinder; 3. a bucket rod; 31. a bucket rod cylinder; 4. a bucket; 41. a housing; 411. an empty groove; 412. a chute; 413. deep grooves; 42. a stamping device; 421. a hydraulic cylinder; 422. a piston rod; 423. a cylinder base; 43. a gear housing; 431. a slider; 432. a tooth socket; 44. an impact tooth set; 441. an impact tooth; 442. reinforcing ribs; 5. a limiting mechanism; 51. a fixed block; 52. a spring; 6. a motor; 7. a drill bit; 8. positioning blocks; 81. positioning holes; 9. a damping ring; 91. a through hole; 10. the slats are reinforced.

Detailed Description

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

Referring to fig. 1 and 2, in order to disclose an excavator for cleaning construction waste of the present invention, the excavator comprises a main machine 1, a boom 2 hinged on the main machine, a boom cylinder 21, a bucket rod cylinder 3, a bucket rod 3 hinged on the end of the boom 2 away from the main machine 1, wherein one end of the boom cylinder 21 is connected with the boom 2, one end of the boom cylinder 21 away from the boom 2 is connected with the bucket rod 3, one end of the bucket rod cylinder 31 away from the bucket rod 3 is connected with the bucket 4, one end of the bucket rod 3 away from the boom 2 is hinged with the bucket 4, the bucket 4 comprises a housing 41, a punching device 42, a tooth shell 43 and an impact tooth group 44, one side of the opening surface of the housing 41 away from the bucket rod 3 is provided with a hollow slot 411 along the length direction, the punching device 42 comprises two hydraulic cylinders 421, two piston rods 422 and two cylinder seats 423, the two cylinder seats 423 are respectively fixed on the bottom wall in the hollow slot, the hydraulic cylinder 421 is fixed on the surface of the cylinder seat 423 far away from the bottom wall of the hollow slot 411, the piston rod 422 extends out of the hydraulic cylinder 421, and the gear housing 43 is fixed on one end of the two piston rods 422 far away from the hydraulic cylinder 421.

Referring to fig. 2, the impact tooth group 44 includes five impact teeth 441, a face of the tooth shell 43 away from the piston rod 422 is provided with a tooth slot 432 for fixing the impact teeth 441, side walls of two adjacent impact teeth 441 are respectively provided with a reinforcing rib 442, and the reinforcing ribs 442 are fixed on the tooth shell 43.

Referring to fig. 2, casing 41 all sets up deep groove 413 near empty groove 411 minor face both sides, all set up motor 6 and drill bit 7 in two deep grooves 413, motor 6 fixes the diapire at deep groove 413, drill bit 7 is connected to motor 6 output, drill bit 7 sets up a damping ring 9 near the lateral wall of motor 6, damping ring 9 center sets up the through-hole 91 that supplies drill bit 7 to pass, two deep grooves 413 all set up a locating piece 8 near the inner wall of notch, locating piece 8 center is opened has the locating hole 81 that supplies drill bit 7 to pass, the length that drill bit 7 stretches out deep groove 413 is greater than the length that stretches out casing 41 after impact tooth 441 contracts.

Referring to fig. 2 and 3, the side walls of two short sides of the gear housing 43 are provided with the sliding blocks 431, the side wall corresponding to the housing 41 is provided with a sliding groove 412 for the sliding block 431 to slide and connect, the distance between the groove wall of the sliding groove 412 close to the bottom wall of the empty groove 411 and the bottom wall of the empty groove 411 is smaller than the distance between the top wall of the piston rod 422 and the bottom wall of the empty groove 411, one end of the sliding groove 412 close to the opening of the empty groove 411 is contracted and limited by the spring 52, and the impact tooth group 44 always extends out of.

Referring to fig. 4, the housing 41 is provided with a row of reinforcing strips 10 away from the outer side wall of the stick 3 in the moving direction of the impact teeth 441.

The implementation principle of the embodiment is as follows: when an operator operates the excavator in the main machine 1 to clean construction waste, the boom cylinder 21 of the boom 2 is driven to drive the dipper 3 to move, the dipper cylinder 31 on the dipper 3 is driven, the bucket 4 is driven to move above the construction waste, and the bucket 4 is driven to rotate at the same time, so that the construction waste is scooped up, when large pieces of construction waste are encountered, the hydraulic cylinder 421 in the bucket 4 is started, the hydraulic cylinder 421 converts hydraulic energy into mechanical energy, so as to push the piston rod 422 to reciprocate, so as to drive the tooth shell 43 to reciprocate in the chute 412 through the slider 431, the chute 412 increases the limitation on the motion of the tooth shell 43, and the stability of the motion of the tooth shell 43 is improved; the hydraulic cylinder 421 drives the impact tooth group 44 fixed in the tooth shell 43 to continuously impact the construction waste, so as to actively break the construction waste, and then excavate and clean the broken construction waste, which is beneficial to improving the efficiency of cleaning work.

The hydraulic cylinder 421 has simple and compact structure, large output force, high working efficiency, stable and reliable performance, convenient use and maintenance and is beneficial to improving the stability of the impact tooth group to impact the construction waste.

In the process of continuously impacting the construction waste by the impact tooth group 44, the tooth shell 43 reciprocates back and forth in the chute 412, and in the process of impacting the construction waste by the impact tooth group 44, the tooth shell 43 slides to the spring 52, impacts the spring 52 and starts to contract, so that the collision damage of the tooth shell 43 in long-time use is reduced, and the service life of the tooth shell 43 is prolonged.

The impact teeth 441 on the tooth shell 43 are all fixed in the tooth slots 432, which is beneficial to limiting the movement of the impact teeth 441, and the reinforcing ribs 442 further improve the structural stability of the impact teeth 441 and are beneficial to improving the stability of the impact teeth 441 in the process of impacting construction waste.

When an operator cleans the construction waste and faces a large piece of construction waste, the motor 6 is started firstly, so that the drill bit 7 is driven to rotate, the bucket 4 is further controlled to move the drill bit 7 to grind and drill the construction waste, meanwhile, the vibration generated by the drill bit 7 is transmitted to the damping ring 9, after the vibration is weakened by the damping ring 9, the impact of the vibration on the motor 6 is reduced, the motor 6 is protected to a certain extent, and the service life of the motor 6 is prolonged; after the construction waste is ground and drilled, the hydraulic cylinder 421 is started again to drive the impact teeth 441 to impact the construction waste, so that the construction waste is broken and shoveled, the difficulty of breaking the construction waste by the impact teeth 441 is reduced, and the efficiency of breaking the construction waste is improved.

In the process of shoveling and digging construction waste by an operator, one side of the shell 41, which is far away from the bucket rod 3, is the side with main stress, so that the impact force of the work such as digging is borne, the integral strength of the shell 41 is increased by the reinforcing lath 10 in the working process, and the use stability of the shell 41 is improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an excavator for clearing up building rubbish, includes host computer (1), articulates swing arm (2), swing arm hydro-cylinder (21) on the host computer, articulates boom (3) and dipper hydro-cylinder (31) of keeping away from host computer one end at the swing arm, the one end and the swing arm (2) of swing arm hydro-cylinder (21) are connected, the other end is connected with dipper (3), dipper hydro-cylinder (31) one end is connected with dipper (3), the other end is connected with scraper bowl (4), the articulated scraper bowl (4) of one end that swing arm (2) were kept away from in dipper (3), its characterized in that: the bucket (4) comprises a shell (41), a tooth shell (43), an impact tooth group (44) and a stamping device (42) used for driving the impact tooth group (44) to impact construction waste, the stamping device (42) is fixed on one side, away from the bucket rod (3), of the shell (41), the jacking direction of the stamping device (42) is the same as the opening direction of the shell (41), the tooth shell (43) is fixed at the output end of the stamping device (42), and the impact tooth group (44) is arranged in the tooth shell (43) and extends out of the tooth shell (43).

2. An excavator for cleaning construction waste as claimed in claim 1, wherein: an empty groove (411) is formed in one side, away from the bucket rod (3), of the opening surface of the shell (41) along the length direction;

the stamping device (42) comprises a hydraulic cylinder (421), a piston rod (422) and a cylinder seat (423), the cylinder seat (423) is fixed on the bottom wall of the hollow groove (411), the hydraulic cylinder (421) is fixed on the surface of the cylinder seat (423) far away from the bottom wall of the hollow groove (411), the piston rod (422) extends out of the hydraulic cylinder (421), and the gear shell (43) is fixed on one end, far away from the hydraulic cylinder (421), of the piston rod (422).

3. An excavator for cleaning construction waste as claimed in claim 2, wherein: the impact tooth group (44) comprises a plurality of impact teeth (441), a plurality of tooth grooves (432) for fixing the impact teeth (441) are formed in the surface, away from the piston rod (422), of the tooth shell (43), a plurality of reinforcing ribs (442) are arranged on the side wall of the impact teeth (441), and the reinforcing ribs (442) are fixed on the tooth shell (43).

4. An excavator for cleaning construction waste as claimed in claim 2, wherein: the two opposite side walls of the gear shell (43) are provided with sliding blocks (431), the side wall of the shell (41) is provided with a sliding groove (412) for the sliding connection of the sliding blocks (431), and the impact gear set (44) extends out of the hollow groove (411) all the time.

5. An excavator for cleaning construction waste as claimed in claim 4, wherein: the opening part (41) that spout (412) are close to the casing sets up stop gear (5), stop gear (5) are including fixed block (51) and spring (52), fixed block (51) are fixed on casing (41) lateral wall, spring (52) are fixed on the face of fixed block (51) towards shell of tooth (43).

6. An excavator for cleaning construction waste as claimed in claim 4, wherein: deep grooves (413) are formed in the two sides of the short side, close to the empty groove (411), of the shell (41);

set up motor (6) and drill bit (7) in deep groove (413), motor (6) are fixed in deep groove (413) diapire, drill bit (7) are connected to motor (6) output, the length that deep groove (413) were stretched out in drill bit (7) is greater than the extension length after impact tooth (441) shrink.

7. An excavator for cleaning construction waste as claimed in claim 6, wherein: the inner wall of the deep groove (413) is provided with a positioning block (8), and the positioning block (8) is provided with a positioning hole (81) for a drill bit (7) to pass through.

8. An excavator for cleaning construction waste as claimed in claim 6, wherein: the lateral wall that drill bit (7) is close to motor (6) sets up damping ring (9), damping ring (9) are seted up and are used for wearing through-hole (91) of cover at drill bit (7) lateral wall.

9. An excavator for cleaning construction waste as claimed in claim 1, wherein: the outer side wall of the shell (41) far away from the bucket rod (3) is provided with a plurality of reinforcing battens (10).