CN217204331U

CN217204331U - Telescopic excavator bucket rod

Info

Publication number: CN217204331U
Application number: CN202220640351.9U
Authority: CN
Inventors: 彭勤
Original assignee: Wuhan Jinde Electromechanical Equipment Technology Development Co ltd
Current assignee: Wuhan Jinde Electromechanical Equipment Technology Development Co ltd
Priority date: 2022-07-16
Filing date: 2022-07-16
Publication date: 2022-08-16
Anticipated expiration: 2032-07-16

Abstract

The utility model provides a telescopic excavator dipper. The telescopic excavator bucket rod comprises a first bucket rod and a second bucket rod, the first bucket rod is in contact with the second bucket rod, a movable cavity is formed in the second bucket rod, a hollow column is arranged in the movable cavity, one side of the hollow column is fixedly connected with the first bucket rod, the hollow column is movably connected with the inner wall of one side of the movable cavity, an adjusting screw rod is arranged in the hollow column, one end of the adjusting screw rod extends out of the hollow column and is rotatably connected with the inner wall of one side, away from the first bucket rod, of the movable cavity, the adjusting screw rod is in threaded connection with one side, away from the first bucket rod, of the hollow column, and a ring sleeve is fixedly sleeved on the hollow column; and frames are fixedly arranged on two sides of the second bucket rod. The utility model provides a telescopic excavator dipper has that length adjustment is convenient, and accommodation is more, adjusts the higher advantage of precision.

Description

Telescopic excavator bucket rod

Technical Field

The utility model relates to an excavating equipment technical field especially relates to a telescopic excavator dipper.

Background

The excavator belongs to one of excavating equipment, and is an earth moving machine which uses a bucket to excavate materials higher than or lower than a bearing surface and loads the materials into a transport vehicle or unloads the materials to a stockyard.

However, the bucket rod of the traditional excavator is found when in use, the whole length of the bucket rod cannot be adjusted in a telescopic mode along with actual excavating requirements, so that the bucket rod is limited on some construction sites, excavating work cannot be carried out smoothly, construction excavating work is delayed, and the bucket rod is adjusted in a telescopic mode by utilizing a hydraulic cylinder at the present stage, but the adjusting mode is limited by the telescopic mode of the hydraulic cylinder which is straight, so that the length adjusting range is narrow, and the adjusting accuracy cannot meet the actual requirements.

Therefore, there is a need to provide a new telescopic excavator stick that solves the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a length adjustment is convenient, and accommodation is more, adjusts the higher telescopic excavator dipper of precision.

In order to solve the technical problem, the utility model provides a telescopic excavator dipper includes: the bucket rod I is in contact with the bucket rod II, a movable cavity is formed in the bucket rod II, a hollow column is arranged in the movable cavity, one side of the hollow column is fixedly connected with the bucket rod I, the hollow column is movably connected with the inner wall of one side of the movable cavity, an adjusting screw rod is arranged in the hollow column, one end of the adjusting screw rod extends out of the hollow column and is rotatably connected with the inner wall of one side, away from the bucket rod I, of the movable cavity, the adjusting screw rod is in threaded connection with one side, away from the bucket rod I, of the hollow column, and a ring sleeve is fixedly sleeved on the hollow column; the equal fixed mounting in both sides of dipper two has the frame, two the screw thread is installed a plurality of screws of screwing on the frame, and is a plurality of the equal fixed mounting in one end of the screw of screwing has a shelves pole, the one end of a shelves pole with two swing joint of dipper, just a shelves pole with ring cover looks adaptation.

Preferably, the bottom fixed mounting of dipper one has even piece, one side fixed mounting of even piece has two slide bars, two slidable mounting has same rigid coupling seat on the slide bar, the top of rigid coupling seat with two fixed connection of dipper.

Preferably, the two frames are all fixedly provided with a graduated scale, the two frames are all fixedly provided with a plurality of header heads, the header heads are all matched with the corresponding screwing screws, and the header heads are matched with the graduated scale.

Preferably, the top fixed mounting of dipper two has the motor, the output shaft of motor with all fixed the cover is equipped with the synchronizing wheel on the adjusting screw, two the cover is equipped with same hold-in range on the synchronizing wheel, the hold-in range with two swing joint of dipper.

Preferably, a baffle is fixedly installed at one end of the adjusting screw rod, which is positioned in the hollow column.

Preferably, a protective cover is fixedly mounted at the top of the second bucket rod, and the motor is located in the protective cover.

Preferably, a reinforcing plate is fixedly installed in the movable cavity, and the adjusting screw penetrates through the reinforcing plate and is rotatably connected with the reinforcing plate.

Compared with the prior art, the utility model provides a telescopic excavator dipper has following beneficial effect:

the utility model provides a telescopic excavator dipper, through the screw thread relation between the adjusting screw who sets up and the hollow post, alright under the condition of starter motor, to the total length between dipper one and the dipper two adjustment that stretches out and draws back, make the scalability of this device obtain perfect embodiment, and, through setting up the more shelves pole of a quantity, and utilize the position cooperation between mark head and the scale, alright increase on the one hand of the extension range of hollow post, on the one hand can be corresponding the precision of improving the regulation again, whole result of use is better, and the simple operation.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of a retractable excavator stick provided by the present invention;

FIG. 2 is a schematic front view of the structure shown in FIG. 1;

FIG. 3 is a schematic top view of the portion shown in FIG. 1;

FIG. 4 is a schematic top view of two slide bars shown in FIG. 1;

fig. 5 is an enlarged structural view of a portion a shown in fig. 1.

Reference numbers in the figures: 1. a first bucket rod; 2. a second bucket rod; 3. a movable cavity; 4. a hollow column; 5. adjusting the screw rod; 6. sleeving a ring; 7. a frame; 8. screwing the screw; 9. a gear lever; 10. a slide bar; 11. a motor; 12. a synchronizing wheel; 13. a synchronous belt; 14. a fixed connection seat; 15. a graduated scale; 16. and (5) a header.

Detailed Description

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

Please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a telescopic excavator stick of the present invention; FIG. 2 is a schematic front view of the structure shown in FIG. 1; FIG. 3 is a schematic top view of the portion shown in FIG. 1; FIG. 4 is a schematic top view of the two slide bars shown in FIG. 1; fig. 5 is an enlarged schematic view of a portion a shown in fig. 1. The telescopic excavator dipper includes: a first bucket rod 1 and a second bucket rod 2, wherein the first bucket rod 1 is contacted with the second bucket rod 2, a movable cavity 3 is arranged on the second bucket rod 2, a hollow column 4 is arranged in the movable cavity 3, one side of the hollow column 4 is fixedly connected with the first bucket rod 1, the hollow column 4 is movably connected with the inner wall of one side of the movable cavity 3, the hollow column 4 is designed to be a cylinder, and the inner wall of one side of the movable cavity 3 close to the first dipper 1 is provided with a movable hole which can just provide a matched movable space for the hollow column 4, an adjusting screw rod 5 is arranged in the hollow column 4, one end of the adjusting screw rod 5 extends out of the hollow column 4 and is rotatably connected with the inner wall of one side of the movable cavity 3 far away from the first dipper stick 1, the adjusting screw rod 5 is in threaded connection with one side, far away from the first bucket rod 1, of the hollow column 4, and a ring sleeve 6 is fixedly sleeved on the hollow column 4; the equal fixed mounting in both sides of dipper two 2 has frame 7, two a plurality of screw rods 8 of screwing are installed to the screw thread on the frame 7, and a plurality of screw rods 8 of screwing are linear array and distribute, and is in large quantity, and it is intensive, a plurality of the equal fixed mounting in one end of screw rods 8 has shelves pole 9, and a plurality of shelves poles 9 are the same with a plurality of distribution mode of the screw rods 8 of screwing to can provide more levels for the position that hollow post 4 can be adjusted, improve the control range, the one end of shelves pole 9 with two 2 swing joint of dipper pole have all seted up a plurality of slide openings in the both sides of dipper two 2, and the slide opening is linked together with activity chamber 3, and a plurality of shelves pole 9 just respectively with be in a plurality of slide openings, thereby can have a free gliding space, just shelves pole 9 with 6 looks adaptations of ring cover.

The bottom fixed mounting of dipper 1 has even piece, one side fixed mounting of even piece has two slide bars 10, two slidable mounting has same rigid coupling seat 14 on the slide bar 10, the top of rigid coupling seat 14 with two 2 fixed connection of dipper, the vertical level setting of two slide bars 10 just so enables the removal of dipper 1 smooth-going more stable, and can provide a restriction for hollow post 4, makes it when adjusting screw 5 and rotation, only can carry out linear horizontal migration.

Two equal fixed mounting has scale 15 on the frame 7, and two equal fixed mounting has a plurality of mark heads 16 on the frame 7, and is a plurality of mark head 16 all with correspond 8 looks adaptations of the screw rod of screwing, every mark head 16 all corresponds with the screw rod 8 of screwing that corresponds, just so can make things convenient for people to find out and rotate the screw rod 8 of screwing on the accurate position to improve the precision of adjusting, just mark head 16 with 15 looks adaptations of scale.

The top fixed mounting of dipper two 2 has motor 11, motor 11 the output shaft with equal fixed cover is equipped with synchronizing wheel 12, two on the adjusting screw 5 the cover is equipped with same hold-in range 13 on the synchronizing wheel 12, hold-in range 13 with dipper two 2 swing joint sets up the expansion gap with 3 intercommunications in the activity chamber at the top of dipper two 2, and hold-in range 13 runs through this expansion gap for it provides good activity space.

Adjusting screw 5 is located one end fixed mounting in the hollow post 4 has the baffle, and the baffle can prevent to take place to take off the festival separation in adjusting screw 5 and the hollow post 4.

The top fixed mounting of dipper two 2 has the protection casing, motor 11 is located in the protection casing, the protection casing can keep apart protection with motor 11 to reduce the harmful effects of foreign object to its production.

The fixed mounting has the reinforcing plate in the activity chamber 3, adjusting screw 5 runs through the reinforcing plate and with the reinforcing plate rotates to be connected, and the reinforcing plate can rotate the support for adjusting screw 5 provides one, makes its pivoted more stable.

The utility model provides a telescopic excavator dipper's theory of operation as follows:

in the using process, if the total length of the first bucket rod 1 and the second bucket rod 2 needs to be adjusted, the required total length value can be adjusted, then the screwing screw 8 is determined to be rotated according to the position of the observation header 16 on the graduated scale 15, after the determination is made, the corresponding screwing screw 8 on the two frames 7 can be rotated, so that the two corresponding blocking rods 9 are close to each other and start to enter the movable cavity 3, until the two corresponding screwing screws 8 are screwed to the final positions, at the moment, a part of the two corresponding blocking rods 9 enter the movable cavity 3 but are not contacted with the hollow column 4, then the motor 11 is started in the forward direction, the output shaft of the motor 11 drives the corresponding synchronous wheel 12 to rotate, and then the adjusting screw 5 can be driven to rotate under the transmission of the synchronous belt 13, so that under the thread relationship between the adjusting screw 5 and the hollow column 4, under the sliding limitation of the two sliding rods 10, the hollow column 4 starts to push the first bucket rod 1 to move in the direction away from the second bucket rod 2 until the ring sleeve 6 on the hollow column 4 is abutted against the two blocking rods 9 extending into the movable cavity 3, the motor 11 is turned off, at the moment, the extension work of the first bucket rod 1 is finished, and the total length of the first bucket rod 1 and the second bucket rod 2 is extended and adjusted;

similarly, in the subsequent process, only the required adjustment amount is needed, then the corresponding screwing screw 8 is rotated, the corresponding blocking rod 9 is brought into the movable cavity 3 to block the ring sleeve 6, and in addition, when the hollow column 4 is retracted, only the motor 11 needs to be started reversely, so that the operation is simple.

the utility model provides a telescopic excavator dipper, through the screw thread relation between adjusting screw 5 and the hollow post 4 that sets up, alright under the condition of starter motor 11, the adjustment of stretching out and drawing back to the total length between dipper 1 and dipper two 2, make the flexibility of this device obtain perfect embodiment, and, through setting up a great quantity of shelves pole 9, and utilize the position fit between mark head 16 and the scale 15, alright make hollow post 4's extension range increase on the one hand, the precision of regulation can corresponding improvement again on the one hand, whole result of use is better, and the simple operation.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A telescopic excavator bucket rod comprises a first bucket rod and a second bucket rod, wherein the first bucket rod is in contact with the second bucket rod, and the telescopic excavator bucket rod is characterized in that a movable cavity is formed in the second bucket rod, a hollow column is arranged in the movable cavity, one side of the hollow column is fixedly connected with the first bucket rod, the hollow column is movably connected with the inner wall of one side of the movable cavity, an adjusting screw rod is arranged in the hollow column, one end of the adjusting screw rod extends out of the hollow column and is rotatably connected with the inner wall of one side of the movable cavity, which is far away from the first bucket rod, the adjusting screw rod is in threaded connection with one side of the hollow column, which is far away from the first bucket rod, and a ring sleeve is fixedly sleeved on the hollow column;

the equal fixed mounting in both sides of dipper two has the frame, two the screw thread is installed a plurality of screws of screwing on the frame, and is a plurality of the equal fixed mounting in one end of the screw of screwing has a shelves pole, the one end of a shelves pole with two swing joint of dipper, just a shelves pole with ring cover looks adaptation.

2. The telescopic excavator bucket rod of claim 1, wherein a connecting block is fixedly mounted at the bottom of the first bucket rod, two sliding rods are fixedly mounted on one side of the connecting block, the two sliding rods are slidably mounted with the same fixed connection seat, and the top of the fixed connection seat is fixedly connected with the second bucket rod.

3. The retractable excavator bucket arm of claim 1, wherein a graduated scale is fixedly mounted on each of the two frames, a plurality of headers are fixedly mounted on each of the two frames, each of the headers is adapted to the corresponding tightening screw, and each of the headers is adapted to the graduated scale.

4. The retractable excavator bucket rod of claim 1, wherein a motor is fixedly mounted at the top of the second bucket rod, synchronizing wheels are fixedly sleeved on an output shaft of the motor and the adjusting screw, a same synchronizing belt is sleeved on the two synchronizing wheels, and the synchronizing belt is movably connected with the second bucket rod.

5. The retractable excavator stick of claim 1, wherein a stop is fixedly mounted to an end of the adjustment screw within the hollow post.

6. The retractable excavator stick of claim 4, wherein a protective cover is fixedly mounted to the top of the second stick, and the motor is located within the protective cover.

7. The retractable excavator stick of claim 1, wherein a reinforcing plate is fixedly mounted within the movable chamber, and the adjustment screw extends through the reinforcing plate and is rotatably connected to the reinforcing plate.