CN217267755U - Excavator counterweight device - Google Patents
Excavator counterweight device Download PDFInfo
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- CN217267755U CN217267755U CN202220652579.XU CN202220652579U CN217267755U CN 217267755 U CN217267755 U CN 217267755U CN 202220652579 U CN202220652579 U CN 202220652579U CN 217267755 U CN217267755 U CN 217267755U
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Abstract
The utility model discloses an excavator counter weight device relates to engineering machine tool technical field, including the excavator revolving stage, still include: the mounting assembly comprises a mounting plate and a dismounting bolt, the mounting plate is placed on the right side of the upper surface of the excavator turntable, and four corners of the mounting plate are fixed on the excavator turntable through the dismounting bolt; the transverse gravity center shifting unit is arranged on the mounting plate, and a counterweight box assembly is arranged on the transverse gravity center shifting unit; the counterweight unit comprises arc-shaped slide rails and an arc-shaped foundation counterweight block, the left side and the right side of the bottom in the arc-shaped counterweight box body of the counterweight box component are respectively provided with the arc-shaped slide rails, and the two arc-shaped slide rails are respectively connected with the slide grooves on the two sides of the arc-shaped foundation counterweight block in a sliding manner; spacing subassembly is installed at the tip of arc basis balancing weight. The counter weight device can be dismantled, and the installation is dismantled conveniently, can ensure the holistic stability of excavator, and the focus position can be adjusted, and can not increase and decrease the counter weight as required with the help of work during the focus adjustment.
Description
Technical Field
The utility model relates to an engineering machine tool technical field specifically is an excavator counter weight device.
Background
In order to avoid the forward tilting of the excavator during excavation, a counterweight device is generally arranged on one side of a rotary table of the excavator, which is far away from an excavating arm, so that the balance of the excavator during use is kept;
most of the existing counterweight devices can not be detached, and the gravity center position needs to be adjusted by means of an auxiliary tool, so that the service efficiency of the counterweight is greatly reduced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide an excavator counter weight device, the counter weight device can be dismantled, and the installation is dismantled conveniently, can ensure the holistic stability of excavator, and the focus position can be adjusted, and can not be with the help of work during the focus adjustment, and can increase and decrease the counter weight as required, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an excavator counter weight device, includes the excavator revolving stage, still includes:
the mounting assembly comprises a mounting plate and a dismounting bolt, the mounting plate is placed on the right side of the upper surface of the excavator rotary table, and four corners of the mounting plate are fixed on the excavator rotary table through the dismounting bolt;
the transverse gravity center shifting unit is arranged on the mounting plate, and a counterweight box assembly is arranged on the transverse gravity center shifting unit;
the counterweight unit comprises arc-shaped slide rails and an arc-shaped foundation counterweight block, the left side and the right side of the bottom in the arc-shaped counterweight box body of the counterweight box assembly are respectively provided with the arc-shaped slide rails, and the two arc-shaped slide rails are respectively connected with the slide grooves on the two sides of the arc-shaped foundation counterweight block in a sliding manner;
and the limiting assembly is arranged at the end part of the arc-shaped foundation balancing weight.
Can demolish the mounting panel through dismantling the bolt, thereby can realize counterweight device's quick installation and dismantlement, horizontal focus shift unit can make counterweight box subassembly lateral shifting, thereby change the horizontal focus position of counter weight, counterweight box subassembly can shelter from and protect counterweight unit, arc basis balancing weight can change the vertical central point of counter weight along the arc slide rail activity and put, adjustment convenient and fast, can get off the rigidity of arc basis balancing weight through spacing subassembly, need not be with the help of work when adjusting the balancing weight focus, convenient and efficient during the use.
Furthermore, the transverse gravity center shifting unit comprises transverse sliding rails, sliding blocks, end blocks, threaded rods, shifting blocks and hand wheels, wherein the two transverse sliding rails are arranged on the mounting plate, the transverse threaded rods are arranged between the two transverse sliding rails, the two ends of each threaded rod are respectively connected with the two end blocks in a rotating mode through bearings, the two end blocks are respectively fixed on the mounting plate, the threaded rods are in threaded connection with screw holes in the side faces of the shifting blocks, the two transverse sliding rails are respectively connected with the two sliding blocks in a transverse sliding mode, and the right ends of the threaded rods are connected with the hand wheels. The threaded rod can be rotated by using the hand wheel, and the arc-shaped counterweight box body and the sliding block can be driven to transversely move along the transverse sliding rail under the action of the threads of the threaded rod and the shifting block, so that the transverse position of the arc-shaped counterweight box body can be manually adjusted.
Furthermore, horizontal focus shift unit still includes the friction arch, the week side annular array of hand wheel is equipped with the friction arch, and the hand wheel is held tightly to the supplementary of friction arch, conveniently to the hand wheel application of force.
Further, the weight box subassembly includes arc counter weight box, hinge and arc lid, the downside middle part of arc counter weight box is connected at the top of displacement piece, and just two sliders are connected the bottom front and back side of arc counter weight box respectively, hinge swing joint arc lid is passed through on the top right side of arc counter weight box, and the arc counter weight box is used for installing the counter weight unit, and the arc lid can be opened arc counter weight box open-top or close through the hinge.
Further, the counter weight unit still includes card hole, arc and adds balancing weight and joint post, the card hole has been seted up on the arc basis balancing weight, the arc adds the bottom of balancing weight and is equipped with the joint post, joint post and card hole joint use the arc to add the balancing weight and can continue to increase the counter weight, add the balancing weight with the help of joint post and card hole to the arc of increase and fix a position and fix.
Furthermore, the counterweight unit also comprises a handle, the handle is installed at the end part of the arc-shaped foundation counterweight block, and the handle is convenient to pull the arc-shaped foundation counterweight block to move along the arc-shaped slide rail.
Further, spacing subassembly includes curb plate, traveller, pull rod, spring and spacing clutch blocks, the end fixing of arc basis balancing weight has the curb plate, horizontal sliding connection has the traveller in the slide opening of curb plate, the pull rod is connected to the one end of traveller and the other end connects spacing clutch blocks, the spring has been cup jointed to the cylindricality section that the traveller is located between spacing clutch blocks and the curb plate. Under the conventional state, the spring is pushing away spacing clutch blocks and is supporting the arc slide rail side that corresponds, makes the free activity of arc basis balancing weight along the arc slide rail, when needing to let the activity of arc basis balancing weight, with the hand pulling pull rod, makes the traveller slide along the slide opening of curb plate, and the spring is compressed this moment, and spacing clutch blocks leaves the arc slide rail, can make the activity of arc basis balancing weight along the arc slide rail this moment.
Compared with the prior art, the beneficial effects of the utility model are that: this excavator counter weight device has following benefit:
1. the mounting plate can be detached through the detaching bolt, so that the rapid mounting and detaching of the counterweight device can be realized, the counterweight box assembly can be moved transversely through the transverse gravity center shifting unit, the transverse gravity center position of the counterweight can be changed, and the counterweight unit can be shielded and protected by the counterweight box assembly;
2. the longitudinal center position of the balance weight can be changed by moving the arc-shaped foundation balancing weight along the arc-shaped sliding rail, the adjustment is convenient and quick, the position of the arc-shaped foundation balancing weight can be fixed through the limiting assembly, the work is not needed when the gravity center of the balance weight is adjusted, and the use is convenient and efficient;
3. the counter weight device can be dismantled, and the installation is dismantled conveniently, can ensure the holistic stability of excavator, and the focus position can be adjusted, and can not increase and decrease the counter weight as required with the help of work during the focus adjustment.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic side view of the present invention.
Fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 2 according to the present invention.
Fig. 4 is a schematic diagram of the rear side structure of the present invention.
In the figure: the device comprises an excavator rotary table 1, a mounting assembly 2, a mounting plate 21, a dismounting bolt 22, a transverse gravity center shifting unit 3, a transverse sliding rail 31, a sliding block 32, a 33 end block, a 34 threaded rod, a 35 shifting block, a hand wheel 36, a friction bulge 37, a counterweight box assembly 4, an arc counterweight box body 41, a hinge 42, an arc cover 43, a counterweight unit 5, an arc sliding rail 51, an arc foundation counterweight block 52, a clamping hole 53, an arc addition counterweight block 54, a clamping column 55, a handle 56, a limiting assembly 6, a side plate 61, a sliding column 62, a pull rod 63, a spring 64 and a limiting friction block 65.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In a first embodiment, please refer to fig. 1-4, the present invention provides a technical solution: the utility model provides an excavator counter weight device, includes excavator revolving stage 1, still includes:
the mounting assembly 2 comprises a mounting plate 21 and a dismounting bolt 22, the mounting plate 21 is placed on the right side of the upper surface of the excavator turntable 1, and four corners of the mounting plate 21 are fixed on the excavator turntable 1 through the dismounting bolt 22;
the transverse gravity center shifting unit 3 is arranged on the mounting plate 21, and the weight box assembly 4 is arranged on the transverse gravity center shifting unit 3;
horizontal focus shift unit 3 includes transverse slide rail 31, slider 32, end block 33, threaded rod 34, shift piece 35 and hand wheel 36, be equipped with two transverse slide rails 31 on the mounting panel 21, be equipped with horizontal threaded rod 34 between two transverse slide rails 31, two end block 33 are connected through the bearing rotation respectively to the both ends of threaded rod 34, two end block 33 are fixed respectively on mounting panel 21, threaded rod 34 and the screw threaded connection who shifts the side of piece 35, and transverse slide connects respectively has two sliders 32 on two transverse slide rails 31, the right-hand member of threaded rod 34 is connected with hand wheel 36. The threaded rod 34 can be rotated by using the hand wheel 36, and the arc-shaped counterweight box body 41 and the sliding block 32 can be driven to move transversely along the transverse sliding rail 31 by the threaded action of the threaded rod 34 and the shifting block 35, so that the transverse position of the arc-shaped counterweight box body 41 can be manually adjusted.
The lateral gravity center shifting unit 3 further comprises a friction bulge 37, the friction bulge 37 is arranged on the circumferential side of the hand wheel 36 in an annular array mode, and the friction bulge 37 assists in gripping the hand wheel 36 to facilitate force application on the hand wheel 36.
The counterweight unit 5 comprises arc-shaped slide rails 51 and arc-shaped basic counterweight blocks 52, the left side and the right side of the bottom in the arc-shaped counterweight box body 41 of the counterweight box component 4 are respectively provided with the arc-shaped slide rails 51, and the two arc-shaped slide rails 51 are respectively connected with the slide grooves on the two sides of the arc-shaped basic counterweight blocks 52 in a sliding manner;
The counterweight unit 5 further comprises a handle 56, the handle 56 is mounted at an end of the arc-shaped foundation weight block 52, and the handle 56 facilitates pulling the arc-shaped foundation weight block 52 to move along the arc-shaped slide rail 51.
The center of the excavator rotary table 1, the center of the arc-shaped counterweight box body 41, the center of the arc-shaped slide rail 51 and the center of the arc-shaped foundation counterweight block 52 are superposed;
and the limiting assembly 6 is arranged at the end part of the arc-shaped foundation weight block 52.
Can demolish mounting panel 21 through dismantling bolt 22, thereby can realize quick installation and the dismantlement of counter weight device, horizontal focus shift unit 3 can make 4 lateral shifting of weight box subassembly, thereby change the horizontal focus position of counter weight, weight box subassembly 4 can shelter from and protect counter weight unit 5, arc basis balancing weight 52 can change the vertical central point of counter weight along the activity of arc slide rail 51 and put, adjustment convenient and fast, can get off the rigidity of arc basis balancing weight 52 through spacing subassembly 6, need not get with the help of work when adjusting the balancing weight focus, convenient and efficient during the use.
In a second embodiment, please refer to fig. 1-4, the present invention provides a technical solution: the embodiment is further described for the first embodiment;
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an excavator counter weight device, includes excavator revolving stage (1), its characterized in that still includes:
the mounting assembly (2) comprises a mounting plate (21) and a dismounting bolt (22), the mounting plate (21) is placed on the right side of the upper surface of the excavator turntable (1), and four corners of the mounting plate (21) are fixed on the excavator turntable (1) through the dismounting bolt (22);
the transverse gravity center shifting unit (3) is arranged on the mounting plate (21), and the counterweight box assembly (4) is arranged on the transverse gravity center shifting unit (3);
the counterweight unit (5) comprises arc-shaped slide rails (51) and arc-shaped foundation counterweight blocks (52), the left side and the right side of the bottom in the arc-shaped counterweight box body (41) of the counterweight box component (4) are respectively provided with the arc-shaped slide rails (51), and the two arc-shaped slide rails (51) are respectively connected with the slide grooves on the two sides of the arc-shaped foundation counterweight blocks (52) in a sliding manner;
and the limiting component (6) is arranged at the end part of the arc-shaped foundation balancing weight (52).
2. The excavator counterweight device of claim 1, wherein: horizontal focus shift unit (3) include horizontal slide rail (31), slider (32), end block (33), threaded rod (34), shift piece (35) and hand wheel (36), be equipped with two horizontal slide rail (31) on mounting panel (21), be equipped with horizontal threaded rod (34) between two horizontal slide rail (31), the both ends of threaded rod (34) are rotated through the bearing respectively and are connected two end block (33), and two end block (33) are fixed respectively on mounting panel (21), threaded rod (34) and the screw threaded connection who shifts piece (35) side, and on two horizontal slide rail (31) respectively lateral sliding connection have two sliders (32), the right-hand member of threaded rod (34) is connected with hand wheel (36).
3. The counterweight device for excavator according to claim 2, wherein: the transverse gravity center shifting unit (3) further comprises friction protrusions (37), and the friction protrusions (37) are arranged on the circumferential side of the hand wheel (36) in an annular array mode.
4. The excavator counterweight device of claim 2 or 3, wherein: counterweight box subassembly (4) include arc counterweight box (41), hinge (42) and arc lid (43), the downside middle part of arc counterweight box (41) is connected at the top of shift piece (35), and just two sliders (32) connect the bottom front and back side of arc counterweight box (41) respectively, hinge (42) swing joint arc lid (43) are passed through on the top right side of arc counterweight box (41).
5. The excavator counterweight device of claim 1, wherein: counter weight unit (5) still include card hole (53), arc and add balancing weight (54) and joint post (55), card hole (53) have been seted up on arc basis balancing weight (52), the bottom that the arc added balancing weight (54) is equipped with joint post (55), joint post (55) and card hole (53) joint.
6. The excavator counterweight device of claim 5, wherein: the counterweight unit (5) further comprises a handle (56), and the handle (56) is installed at the end part of the arc-shaped basic counterweight block (52).
7. The excavator counterweight device of claim 1, wherein: spacing subassembly (6) include curb plate (61), traveller (62), pull rod (63), spring (64) and spacing clutch blocks (65), the end fixing of arc basis balancing weight (52) has curb plate (61), horizontal sliding connection has traveller (62) in the slide opening of curb plate (61), pull rod (63) and other end connection spacing clutch blocks (65) are connected to the one end of traveller (62), spring (64) have been cup jointed to the post section that traveller (62) are located between spacing clutch blocks (65) and curb plate (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220652579.XU CN217267755U (en) | 2022-03-24 | 2022-03-24 | Excavator counterweight device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220652579.XU CN217267755U (en) | 2022-03-24 | 2022-03-24 | Excavator counterweight device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217267755U true CN217267755U (en) | 2022-08-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220652579.XU Active CN217267755U (en) | 2022-03-24 | 2022-03-24 | Excavator counterweight device |
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| Country | Link |
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| CN (1) | CN217267755U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115559379A (en) * | 2022-11-14 | 2023-01-03 | 江苏东宇工程机械有限公司 | Excavator counterweight device suitable for different terrains |
-
2022
- 2022-03-24 CN CN202220652579.XU patent/CN217267755U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115559379A (en) * | 2022-11-14 | 2023-01-03 | 江苏东宇工程机械有限公司 | Excavator counterweight device suitable for different terrains |
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