CN220847751U

CN220847751U - Excavator joint convenient to dismantle

Info

Publication number: CN220847751U
Application number: CN202322436588.2U
Authority: CN
Inventors: 张传飞; 陈进进; 李�浩
Original assignee: Qingdao Quanfangyuan Industry And Trade Co ltd
Current assignee: Qingdao Quanfangyuan Industry And Trade Co ltd
Priority date: 2023-09-08
Filing date: 2023-09-08
Publication date: 2024-04-26
Anticipated expiration: 2033-09-08

Abstract

The utility model relates to the technical field of engineering machinery and discloses an excavator joint convenient to detach, which comprises a fixed plate, wherein a fixed clamping head is fixedly arranged on the lower surface of the fixed plate, a self-locking motor is fixedly arranged on the side wall of the fixed plate, the output end of the self-locking motor is fixedly connected with a U-shaped clamping head, and a protection component is arranged in the U-shaped clamping head. This excavator connects convenient to dismantle is through being provided with the protection component, cooperates the deflection of U type dop, under the transmission of cable wire for the baffle can deflect towards U type dop center one side, and then makes the spliced pole that is in the excavator connecting portion at U type dop center can receive the spacing of blocking the baffle, cooperates and blocks the rubber horizontal bar that the baffle lower surface personally submits "eight" style of calligraphy setting, makes the baffle can fix a position and antiskid to excavator connecting portion all the time, guarantees its and the relative stability between the U type dop.

Description

Excavator joint convenient to dismantle

Technical Field

The utility model relates to the technical field of engineering machinery, in particular to an excavator joint convenient to detach.

Background

The tool accessories such as a bucket, a breaking hammer, a hydraulic shear and the like of the traditional excavator are directly connected with a connecting rod and a small arm of the excavator, only single operation can be carried out, and in order to enlarge the application range of the excavator, workers can adopt a quick connector to connect, and the quick connector of the excavator is divided into a hydraulic type and a mechanical type.

According to the excavator joint (publication number: CN 216475308U) convenient to detach, in the above-mentioned application, through the return spring and the spacer nut mutually support that set up, behind the unscrew spacer nut, because return spring can provide certain thrust for the extrusion spliced pole, thereby the extrusion spliced pole provides certain thrust for the extrusion spliced pole, the extrusion spliced pole receives the thrust and can promote the extrusion spliced pole, the extrusion spliced pole receives the thrust and can drive the second couple rotation, thereby make the anticlockwise rotation of second couple, make second couple connection opening downwards, be convenient for connect tools such as dig shovel of excavator, after the connection is accomplished, screw the spacer nut again, the spacer nut terminal can extrude the extrusion spliced pole from another direction, thereby drive the extrusion spliced pole and remove in opposite direction, make second couple clockwise rotation, the instrument such as dig shovel of the excavator that will the joint is accomplished is relatively fixed, moreover, the steam generator is simple in structure, avoid inner structure corrosion effectively.

However, in the practical use process of the device, when the movable part of the quick connector rotates to a clamping state during the butt joint of the quick connector, enough limiting assemblies are lacked between the outer connecting rod and the movable part, so that the situation that the movable part and the outer connecting rod slip or fall off in the working process of the excavator can be caused, and danger can be caused; in view of this, we propose an excavator joint that is easy to disassemble.

Disclosure of utility model

The utility model aims to provide an excavator joint convenient to detach, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an excavator connects convenient to dismantle, includes the fixed plate, the lateral wall fixedly connected with erection column of fixed plate, the lower surface fixed mounting of fixed plate has fixed dop, the lateral wall fixed mounting of fixed plate has the auto-lock motor, the output fixedly connected with U type dop of auto-lock motor, the inside of U type dop is provided with protection component, protection component includes:

The U-shaped clamping head penetrates through the fixing shaft, the fixing shaft is connected with the U-shaped clamping head in a rotating mode, the driving gear penetrates through the fixing shaft, and the driving gear is fixedly connected with the fixing shaft;

the inner wall of the U-shaped clamping head is rotatably provided with a winding roller, the winding roller penetrates through a driven gear, the driven gear is fixedly connected with the winding roller, and a steel cable is wound on the arc-shaped outer wall of the winding roller;

The blocking plate is rotatably arranged on the inner wall of the U-shaped clamping head.

Preferably, the number of the blocking plates, the guide wheels and the steel ropes is two, the two blocking plates, the guide wheels and the steel ropes are arranged on the inner walls of the upper side and the lower side of the U-shaped clamping head in a mirror image mode, winding directions of the steel ropes arranged on the upper side and the lower side of the U-shaped clamping head on the arc-shaped outer wall of the winding roller are opposite, and therefore when the winding roller rotates, the steel ropes on the upper side and the lower side of the inner portion of the U-shaped clamping head can be synchronously controlled to realize winding or loosening.

Preferably, the blocking plate is provided with the rubber horizontal bar that is "eight" style of calligraphy setting on being close to U type dop center one side outer wall to make blocking plate can fix a position and antiskid to the excavator connecting portion all the time, guarantee its and the relative stability between the U type dop.

Preferably, the inside of U type dop is provided with compresses tightly the subassembly, compress tightly the subassembly and including branch, the upper surface that blocks the baffle articulates there is the bottom of branch, the top of branch articulates there is the transmission slide, fixedly connected with transmission post's right-hand member on the left side outer wall of transmission slide, the right-hand member of the left end fixedly connected with telescopic tube of transmission post, the left end fixedly connected with screw thread slider of telescopic tube, fixedly connected with supports tight left end of spring on the right side outer wall of screw thread slider, support tight right-hand member fixedly connected with of spring on the left end face of transmission post, the inner wall fixedly connected with fixed cover of U type dop, screw thread sleeve is installed in the left end inner wall rotation of fixed cover, the left end face fixed mounting of transmission post has the transfer line, fixedly mounted has the summit on the arc outer wall of transfer line, screw thread spout has been seted up to screw thread sleeve's inner wall.

Preferably, the inside of the telescopic cylinder is hollow, and the inner diameter of the telescopic cylinder is larger than the outer diameter of the threaded sleeve, so that movement interference between the telescopic cylinder and the threaded sleeve is avoided.

Preferably, a round hole with the size matched with the transmission rod is formed in the threaded sleeve, the transmission rod is arranged in the round hole, the vertex is arranged in the threaded sliding groove, and the movement of the transmission rod in the threaded sleeve is matched with the vertex and the threaded sliding groove to drive the threaded sleeve to rotate.

Compared with the prior art, the utility model provides the excavator joint convenient to detach, which has the following beneficial effects:

1. This excavator connects convenient to dismantle, in order to avoid taking place the skew between the cylinder of U type dop and excavator connecting portion in the connection process, through being provided with the protection component, cooperate the deflection of U type dop, under the transmission of cable wire, make and block the board and can deflect towards U type dop center one side, and then make the spliced pole that is in the excavator connecting portion at U type dop center can receive the spacing of blocking the board, cooperate and block the rubber horizontal bar that the surface was "eight" style of calligraphy setting under the board, make block the board and can fix a position and antiskid excavator connecting portion all the time, guarantee its and the relative stability between the U type dop.

2. This excavator joint convenient to dismantle, in order to guarantee that the device blocks the locating effect that the baffle can effectually realize when meeting the condition that excavator connecting portion shifted, through being provided with and compressing tightly the subassembly, cooperation transfer line and summit and screw thread spout for the baffle outwards deflects the position that can change screw thread slider in fixed cover through the transmission, in order to change the compression state who supports tight spring, thereby make the baffle when receiving thrust and deflect to U type dop inner wall one side, increase the compression dynamics that supports tight spring, make it can cause bigger extrusion force to the baffle, with the unable external connection post of blocking of effectual avoiding, influence the connection security of excavator joint.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a schematic view of a partial cross-sectional structure of a U-shaped chuck according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a U-shaped chuck according to the present utility model;

FIG. 4 is a schematic view of a partial explosion structure of the tightening assembly of the present utility model;

Fig. 5 is a schematic cross-sectional view of a threaded sleeve according to the present utility model.

In the figure: 1. a fixing plate; 2. a mounting column; 3. fixing the clamping head; 4. a self-locking motor; 5. u-shaped clamping heads; 6. a fixed shaft; 7. a drive gear; 8. a wind-up roll; 9. a driven gear; 10. a wire rope; 11. a guide wheel; 12. a blocking plate; 13. a support rod; 14. a transmission slide plate; 15. a drive column; 16. a telescopic cylinder; 17. a thread slider; 18. a spring is abutted tightly; 19. a fixed sleeve; 20. a threaded sleeve; 21. a transmission rod; 22. a vertex; 23. and a threaded chute.

Detailed Description

As shown in fig. 1-5, the present utility model provides a technical solution: the utility model provides an excavator joint convenient to dismantle, including fixed plate 1, the lateral wall fixedly connected with erection column 2 of fixed plate 1, fixed chuck 3 is fixed to the lower surface fixed mounting of fixed plate 1, the lateral wall fixed mounting of fixed plate 1 has self-locking motor 4, the inside of self-locking motor 4's output fixedly connected with U type chuck 5 is provided with protection component, protection component is including fixed axle 6, U type chuck 5 runs through fixed axle 6, and fixed axle 6 and U type chuck 5 rotate to be connected, fixed axle 6 runs through has driving gear 7, and driving gear 7 and fixed axle 6 fixed connection, wind-up roll 8 is installed in the rotation of U type chuck 5's inner wall, wind-up roll 8 runs through driven gear 9, and driven gear 9 and wind-up roll 8 fixed connection, wind around being equipped with cable 10 on the arc outer wall of wind-up roll 8, the inner wall rotation of U type chuck 5 is installed and is blocked the baffle 12.

In one embodiment of the utility model, two groups of fixing plates 1 are arranged, two groups of fixing plates 1 are respectively arranged at two ends of a mounting column 2, and two groups of mounting columns 2 are arranged, so that the fixing plates 1 are conveniently mounted to form a whole, meanwhile, the end part of a fixing shaft 6 is fixedly mounted on the fixing plate 1 at one side far away from a self-locking motor 4, and a U-shaped clamping head 5 is rotationally connected with the fixing plates 1 at two sides, so that the U-shaped clamping head 5 can obtain enough supporting force to realize the connecting function between different parts of the excavator, further, a driven gear 9 is meshed with a driving gear 7 and realizes transmission, when the self-locking motor 4 is started, the U-shaped clamping head 5 rotates between the two fixing plates 1, and when the U-shaped clamping head 5 rotates relative to the fixing shaft 6, the driven gear 9 can drive the wind-up roller 8 to rotate, specifically, the number of the blocking plates 12, the guide wheels 11 and the steel ropes 10 is two, and the two groups of blocking plates 12, the guide wheels 11 and the steel ropes 10 are arranged on the inner walls of the upper side and the lower side of the U-shaped clamp 5 in a mirror image mode, the winding directions of the steel ropes 10 arranged on the upper side and the lower side of the U-shaped clamp 5 on the arc-shaped outer wall of the wind-up roller 8 are opposite, so that when the wind-up roller 8 rotates, the steel ropes 10 on the upper side and the lower side inside the U-shaped clamp 5 can be synchronously controlled to realize winding or loosening, in addition, the rubber cross bars which are arranged in an eight shape and are arranged on the outer wall of one side, close to the center of the U-shaped clamp 5, of the blocking plates 12 can always position and prevent sliding of the excavator connection parts, the relative stability between the excavator connection parts and the U-shaped clamp 5 is guaranteed, meanwhile, the guide wheels 11 are in transmission connection with the steel ropes 10, so that the guide wheel 11 not only can change the direction of the force of the steel cable 10, but also can avoid the interference of the movement between the blocking plate 12 and the steel cable 10 when the blocking plate is turned over.

In addition, in order to guarantee that the device can effectually realize the location effect when meeting the condition that excavator connecting portion shifted, the inside of U type dop 5 is provided with the hold-down subassembly, hold-down subassembly is including branch 13, the upper surface of blocking the board 12 articulates the bottom that has branch 13, the top of branch 13 articulates there is drive slide 14, fixedly connected with transmission post 15's right-hand member on the left side outer wall of drive slide 14, the right-hand member of telescopic tube 16 is fixedly connected with in the left end of drive post 15, the left end fixedly connected with screw slider 17 of telescopic tube 16, fixedly connected with supports the left end of tight spring 18 on the right side outer wall of screw slider 17, the right-hand member fixedly connected with of tight spring 18 is on the left end face of drive post 15, the inner wall fixedly connected with fixed sleeve 19 of U type dop 5, the left end inner wall rotation of fixed sleeve 19 is installed threaded sleeve 20, the left end face fixedly installed in drive post 15 has transfer line 21, fixedly installed summit 22 on the arc outer wall of transfer line 21, threaded sleeve 20's inner wall has offered screw chute 23.

In the embodiment of the utility model, the transmission slide plate 14 is slidingly connected with the top inner wall of the U-shaped clamping head 5, meanwhile, the outer surface of the transmission column 15 is square, the inner wall of the fixed sleeve 19 is provided with square holes matched with the outer surface of the transmission column 15, so that the transmission column 15 and the inner wall of the fixed sleeve 19 can only relatively displace in the horizontal direction, in addition, the inside of the telescopic cylinder 16 is hollow, the inner diameter of the telescopic cylinder 16 is larger than the outer diameter of the threaded sleeve 20, so as to avoid motion interference between the telescopic cylinder 16 and the threaded sleeve 20, further, the abutting spring 18 is sleeved outside the telescopic cylinder 16, so that the deformation of the abutting spring 18 can play a guiding and limiting role, in particular, the abutting spring 18 can not deflect in the vertical direction when being extruded or influenced by gravity of the abutting spring 18, the tight spring 18 can provide stable transmission effect for the transmission rod 21 all the time, in addition, the outer surface of the thread sliding block 17 is also square, so that when the thread sleeve 20 rotates, the thread sliding block 17 can only move in the horizontal direction along the inner wall of the fixed sleeve 19 and can not rotate along with the rotation of the thread sleeve 20, meanwhile, a round hole with the size matched with the transmission rod 21 is formed in the thread sleeve 20, the transmission rod 21 is arranged in the round hole, the vertex 22 is arranged in the thread chute 23, and the thread sliding block 17 is driven to rotate by the movement of the transmission rod 21 in the thread sleeve 20 and the cooperation of the vertex 22 and the thread chute 23, so that the position of the thread sliding block 17 in the fixed sleeve 19 is changed, the compression state of the tight spring 18 is changed, therefore, when the blocking plate 12 is deflected to one side of the inner wall of the U-shaped clamping head 5 by the thrust, the compression force of the abutting spring 18 is increased, so that the blocking plate 12 can be subjected to larger extrusion force, and the problem that the blocking plate 12 cannot clamp an external connecting column to influence the connection safety of the excavator joint is effectively avoided.

In the utility model, when in use, the fixed clamping head 3 is clamped on one side column of the connecting part of the excavator, the device is placed in parallel with the connecting part of the excavator, the self-locking motor 4 is started at the moment, the U-shaped clamping head 5 is controlled to deflect, the other side column of the connecting part of the excavator is clamped, the installation of the excavator joint is completed, meanwhile, in order to avoid the deflection between the U-shaped clamping head 5 and the column of the connecting part of the excavator in the connecting process, the protection component is arranged, the U-shaped clamping head 5 is matched with the deflection, the blocking plate 12 deflects towards one side of the center of the U-shaped clamping head 5 under the transmission of the steel rope 10, the connecting column of the connecting part of the excavator positioned at the center of the U-shaped clamping head 5 can be limited by the blocking plate 12, the rubber cross bars arranged in an eight shape are matched with the lower surface of the blocking plate 12, so that the arresting plate 12 can always locate and prevent slipping on the excavator connecting part, the relative stability between the arresting plate 12 and the U-shaped clamping head 5 is ensured, in addition, in order to ensure that the arresting plate 12 can effectively realize the locating effect when the device encounters the condition of displacement of the excavator connecting part, through being provided with a pressing component, the position of the thread sliding block 17 in the fixed sleeve 19 can be changed by matching with the transmission rod 21, the vertex 22 and the thread sliding groove 23, so that the outward deflection of the arresting plate 12 can be changed through transmission, the compression state of the abutting spring 18 is changed, and therefore, when the arresting plate 12 is deflected towards the side of the inner wall of the U-shaped clamping head 5 by the thrust, the compression force of the abutting spring 18 is increased, so that the arresting plate 12 can be subjected to larger extrusion force, and the condition that the arresting plate 12 cannot block an external connecting column is effectively avoided, and the connection safety of an excavator connector is affected.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims

1. The utility model provides an excavator connects convenient to dismantle, includes fixed plate (1), the lateral wall fixedly connected with erection column (2) of fixed plate (1), the lower surface fixed mounting of fixed plate (1) has fixed dop (3), the lateral wall fixed mounting of fixed plate (1) has self-locking motor (4), the output fixedly connected with U type dop (5) of self-locking motor (4), its characterized in that: the inside of U type dop (5) is provided with the protection subassembly, the protection subassembly includes:

The U-shaped clamping head (5) penetrates through the fixing shaft (6), the fixing shaft (6) is rotationally connected with the U-shaped clamping head (5), the driving gear (7) penetrates through the fixing shaft (6), and the driving gear (7) is fixedly connected with the fixing shaft (6);

The winding roll (8), the inner wall of the U-shaped clamping head (5) is rotatably provided with the winding roll (8), the winding roll (8) is penetrated with a driven gear (9), the driven gear (9) is fixedly connected with the winding roll (8), and a steel cable (10) is wound on the arc-shaped outer wall of the winding roll (8);

The blocking plate (12) is rotatably arranged on the inner wall of the U-shaped clamping head (5).

2. The easy-to-disassemble excavator joint of claim 1, wherein: the number of the blocking plates (12), the guide wheels (11) and the steel ropes (10) is two, the blocking plates (12), the guide wheels (11) and the steel ropes (10) are arranged on the inner walls of the upper side and the lower side of the U-shaped clamping head (5) in a mirror image mode, and winding directions of the steel ropes (10) arranged on the upper side and the lower side of the U-shaped clamping head (5) on the arc-shaped outer wall of the winding roller (8) are opposite.

3. The easy-to-disassemble excavator joint of claim 1, wherein: the outer wall of one side of the blocking plate (12) close to the center of the U-shaped clamping head (5) is provided with a rubber cross bar which is arranged in an eight shape.

4. The easy-to-disassemble excavator joint of claim 1, wherein: the inside of U type dop (5) is provided with compresses tightly the subassembly, compress tightly the subassembly and including branch (13), the upper surface of blocking board (12) articulates there is the bottom of branch (13), the top of branch (13) articulates there is transmission slide (14), the right-hand member of fixedly connected with transmission post (15) on the left side outer wall of transmission slide (14), the right-hand member of the left end fixedly connected with telescopic tube (16) of transmission post (15), the left end fixedly connected with screw slider (17) of telescopic tube (16), fixedly connected with supports the left end of tight spring (18) on the right side outer wall of screw slider (17), the right-hand member fixedly connected with who supports tight spring (18) is on the left end face of transmission post (15), the inner wall fixedly connected with fixed sleeve (19) of U type dop (5), the left end inner wall rotation of fixed sleeve (19) is installed threaded sleeve (20), the left end face fixed mounting of transmission post (15) has transfer line (21), the right-hand member fixedly connected with screw thread slide (23) on the right side outer wall (21) of screw thread slide (23).

5. The easy-to-disassemble excavator joint of claim 4, wherein: the inside of the telescopic cylinder (16) is hollow, and the inner diameter of the telescopic cylinder (16) is larger than the outer diameter of the threaded sleeve (20).

6. The easy-to-disassemble excavator joint of claim 4, wherein: the inside of screw sleeve (20) is offered the round hole of size and transfer line (21) looks adaptation to transfer line (21) set up in the inside of this round hole, and summit (22) set up the inside at screw spout (23).