CN218112819U - Convenient-to-use tension spring for chassis - Google Patents

Abstract

The utility model discloses a chassis is with rising spring that rises convenient to use relates to excavator chassis accessory technical field, including the disk body, the both sides of disk body are all fixed to be equipped with the extension board, and the surface of two extension boards all is connected with the track through wheel body transmission, and the front and the back of two extension boards all are connected with the wheel body through bearing rotation, and equal transmission is connected with the track between per two relative wheel bodies, the beneficial effects of the utility model are that: insert the inside of four first draw-in grooves respectively with four terraces, a plurality of slider slides at the inner wall of the first spout of a plurality of respectively, restore to the throne again after four first springs shrink simultaneously and make the inside that a plurality of slider slided into a plurality of second draw-in groove respectively, then go into the inside of two third draw-in grooves respectively with two cardboards, rotate eight construction bolts in proper order immediately and make two cardboards and mounting panel fixed connection, thereby realize the installation of four second springs, so that the staff dismantles four second springs and maintains.

Description

Convenient-to-use tension spring for chassis

Technical Field

The utility model relates to a tight spring that rises, in particular to chassis with tight spring that rises who facilitates use belongs to the chassis accessory technical field of digging machine.

Background

The crawler traveling device has the advantages of being large in traction force, low in ground pressure ratio, strong in climbing capacity, small in turning radius and the like, so that the crawler traveling device is widely applied to the fields of engineering machinery, mining machinery, construction machinery and the like, particularly is commonly applied to large and medium self-propelled machinery such as trenchers, excavators, piling machinery, drilling machines and the like, the crawler tensioning device has great influence on the walking performance of the crawler, the tensioning spring is usually used for tensioning the inside of the crawler traveling device to prevent the crawler from slipping and loosening, and meanwhile, the operation of the crawler can be buffered.

Wherein the application number is "CN202121166217.1" the tight spring that rises for excavator of preventing rail chain derail "also is the technology of matcing day by day, and its" tight mechanism and guiding mechanism rise, tight mechanism that rises includes connecting fork spare and master cylinder, connecting fork spare one side is provided with the baffle, one side that the connecting fork spare was kept away from to the baffle is provided with buffering support piece, the inside master cylinder pocket of having seted up of master cylinder, the inside slidable mounting of master cylinder pocket has buffering support piece, master cylinder surface cover is equipped with tight spring that rises, connecting fork spare internally mounted has guiding mechanism, guiding mechanism includes installation cavity and slave cylinder, connecting fork spare internally seted up the installation cavity, the tilting force that utilizes the counter weight skew during the climbing drives inside the push rod extrudees the butter of slave cylinder to the master cylinder, utilizes the pascal principle can push the little hydro-cylinder of pressure face with lighter power then, drives the hydro-cylinder that the pressure face is big flexible, makes the master cylinder provide bigger power for the track, prevents that the track from droing, but this device still has following defect when actually using.

1) In the long-term use process of the tension spring, the elastic deformation effect of the spring is gradually reduced, and the tension spring is inconvenient to disassemble and maintain from the crawler belt walking device;

2) The tensioning spring achieves a tensioning effect through the oil cylinder, oil leakage is easy to occur when the crawler traveling device is used, the service life of the crawler traveling device is shortened, and potential safety hazards are easy to occur.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chassis is with rising tension spring convenient to use to the dismantlement of being convenient for who provides among the above-mentioned background art of solution is maintained, realizes through the hydro-cylinder that the tight effect that rises has the problem of potential safety hazard.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chassis is with rising spring that rises convenient to use, includes the disk body, the both sides of disk body are all fixed and are equipped with the extension board, two the surface of extension board all is connected with the track through wheel body transmission, two the front and the back of extension board all are connected with the wheel body through the bearing rotation, per two is relative equal transmission is connected with the track between the wheel body, the both sides on disk body top are all fixed and are equipped with two stands, the fixed roof that is equipped with between per two relative stands, two the both sides of roof bottom all are equipped with the tight subassembly that rises, two the middle part of roof bottom is the equal fixed installation component that is equipped with.

Preferably, four the tight subassembly that rises all includes fixed plate, first draw-in groove, terraced piece, the first spout of a plurality of, the first spring of a plurality of, a plurality of slider and a plurality of second draw-in groove, four the fixed plate is fixed the both sides that set up in two roof bottoms respectively, four first draw-in groove, four have all been seted up to the bottom of fixed plate the equal block of inner wall of first draw-in groove is connected with terraced piece, a plurality of the inner wall at four fixed plates is seted up to first spout equidistance respectively, a plurality of one side of first spout inner wall is fixed the first spring that is equipped with, a plurality of the one end of first spring is fixed the slider that is equipped with, a plurality of respectively with the first spout sliding connection of a plurality of, a plurality of the second draw-in groove equidistance respectively is seted up on the surface of four terraced pieces, a plurality of the second draw-in groove respectively with a plurality of slider phase-match.

Preferably, four the bottom of ladder piece all is fixed and is equipped with the guide bar, and is per two relative sliding connection has the fly leaf between the guide bar, two the top of fly leaf all is fixed and is equipped with two second springs, four the top of second spring respectively with the bottom fixed connection of four ladder pieces, four the second spring is established respectively the cover and is established the surface at four guide bars.

Preferably, two the installation component all includes electric putter, mounting panel, second draw-in groove, cardboard and four construction bolts, two electric putter is fixed respectively and sets up at the middle part on two roof tops, two electric putter's push rod is all fixed and is equipped with the mounting panel, two the second draw-in groove has all been seted up to the inner wall of mounting panel bottom, two the cardboard has all been seted up to the inner wall of second draw-in groove, and is every relative equal threaded connection has four construction bolts between cardboard and the mounting panel.

Preferably, one side of the two movable plates is fixedly provided with a connecting plate, one side of the two connecting plates is fixedly provided with a connecting rod, and one end of the two connecting rods is fixedly provided with a tension wheel.

Preferably, the bottom ends of the two clamping plates are fixedly connected with the two movable plates respectively, the inner walls of the two sides of the top ends of the two movable plates are provided with sliding holes, and the four sliding holes are slidably connected with the four guide rods respectively.

Preferably, the front of the tray body is fixedly provided with a switch panel, the surface of the switch panel is provided with an electric push rod switch, and the electric push rods are respectively electrically connected with the power supply through the electric push rod switch.

Compared with the prior art, the utility model provides a pair of chassis is with rising tight spring convenient to use has following beneficial effect:

1. the four ladder blocks are respectively inserted into the four first clamping grooves, the plurality of sliding blocks respectively slide on the inner walls of the plurality of first sliding grooves in the process of inserting the four ladder blocks, meanwhile, the plurality of first springs shrink, when the four ladder blocks are completely inserted into the four first clamping grooves, the four first springs reset to enable the plurality of sliding blocks to respectively slide into the plurality of second clamping grooves, and then the four ladder blocks are installed, then the two clamping plates are respectively clamped into the two third clamping grooves, and then the eight mounting bolts are sequentially rotated to enable the two clamping plates to be fixedly connected with the mounting plate, so that the four second springs are installed, and workers can conveniently detach and maintain the four second springs;

2. when two tracks are too loose, piston rods of the two electric push rods shrink to enable the two mounting plates, the two clamping plates and the two movable plates to move upwards simultaneously, the four second springs shrink in the moving process of the two movable plates, and then tensioning is achieved to adjust and maintain the two tracks, and compared with the traditional oil cylinder tensioning, the oil cylinder tensioning device has higher stability.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is one of the schematic sectional structural diagrams of the present invention;

fig. 3 is a second schematic cross-sectional view of the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 2 according to the present invention;

fig. 5 is an enlarged schematic structural diagram of fig. 2B according to the present invention.

In the figure: 1. a tray body; 2. an extension plate; 4. a crawler belt; 5. a column; 6. a top plate; 7. a tensioning assembly; 8. mounting the component; 9. a connecting plate; 10. a connecting rod; 11. a tension wheel; 12. a slide hole; 13. a switch panel; 71. a fixing plate; 72. a first card slot; 73. a ladder block; 74. a first chute; 75. a first spring; 76. a slider; 77. a second card slot; 731. a guide bar; 732. a movable plate; 733. a second spring; 81. an electric push rod; 82. mounting a plate; 83. a third card slot; 84. clamping a plate; 85. and (6) installing a bolt.

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.

Example 1:

referring to fig. 1-5, the utility model provides a convenient tension spring for chassis, which comprises a tray body 1, wherein extension plates 2 are fixedly arranged on both sides of the tray body 1, the surfaces of the two extension plates 2 are connected with a crawler belt 4 through wheel transmission, two upright posts 5 are fixedly arranged on both sides of the top end of the tray body 1, a top plate 6 is fixedly arranged between every two opposite upright posts 5, tension components 7 are arranged on both sides of the bottom ends of the two top plates 6, and a mounting component 8 is fixedly arranged in the middle of the bottom ends of the two top plates 6;

referring to fig. 1-5, a convenient-to-use tension spring for a chassis further includes four tension assemblies 7, each of the four tension assemblies 7 includes a fixing plate 71, a first clamping groove 72, a ladder block 73, a plurality of first sliding grooves 74, a plurality of first springs 75, a plurality of sliders 76 and a plurality of second clamping grooves 77, the four fixing plates 71 are respectively and fixedly disposed at two sides of the bottom ends of the two top plates 6, the bottom ends of the four fixing plates 71 are respectively provided with the first clamping grooves 72, inner walls of the four first clamping grooves 72 are respectively connected with the ladder block 73 in a clamping manner, the plurality of first sliding grooves 74 are respectively and equidistantly disposed on inner walls of the four fixing plates 71, one sides of inner walls of the plurality of first sliding grooves 74 are respectively and fixedly provided with the first springs 75, one ends of the plurality of first springs 75 are respectively and fixedly provided with the sliders 76, the plurality of sliders 76 are respectively and slidably connected with the plurality of first sliding grooves 74, the plurality of second clamping grooves 77 are respectively disposed on surfaces of the four ladder blocks 73, and the plurality of second clamping grooves 77 are respectively matched with the plurality of sliders 76;

the bottom ends of the four ladder blocks 73 are respectively fixedly provided with a guide rod 731, a movable plate 732 is slidably connected between every two opposite guide rods 731, the top ends of the two movable plates 732 are respectively fixedly provided with two second springs 733, the top ends of the four second springs 733 are respectively fixedly connected with the bottom ends of the four ladder blocks 73, the four second springs 733 are respectively sleeved on the surfaces of the four guide rods 731, the four second springs 733 can be effectively limited by the four guide rods 731, and the four second springs 733 are prevented from shifting in the elastic deformation process to influence the tensioning effect on the two tracks 4;

one side of each of the two movable plates 732 is fixedly provided with a connecting plate 9, one side of each of the two connecting plates 9 is fixedly provided with a connecting rod 10, one end of each of the two connecting rods 10 is fixedly provided with a tension wheel 11, and the two tension wheels 11 can achieve the effect of tensioning the two crawler belts 4 and simultaneously play a role in guiding the two crawler belts 4;

specifically, as shown in fig. 1, 2, 3 and 4, firstly, the four blocks 73 are respectively inserted into the four first slots 72, the four blocks 73 are inserted so that the plurality of sliders 76 respectively slide on the inner walls of the plurality of first sliding grooves 74, and meanwhile, the plurality of first springs 75 contract, when the four blocks 73 are completely inserted into the four first slots 72, the four first springs 75 are reset so that the plurality of sliders 76 respectively slide into the plurality of second slots 77, thereby realizing the installation of the four blocks 73.

Example 2:

the two mounting assemblies 8 respectively comprise an electric push rod 81, a mounting plate 82, a third clamping groove 83, clamping plates 84 and four mounting bolts 85, the two electric push rods 81 are respectively and fixedly arranged in the middle of the top ends of the two top plates 6, the push rods of the two electric push rods 81 are respectively and fixedly provided with the mounting plates 82, the inner walls of the bottom ends of the two mounting plates 82 are respectively provided with the third clamping grooves 83, the inner walls of the two third clamping grooves 83 are respectively provided with the clamping plates 84, and four mounting bolts 85 are in threaded connection between each opposite clamping plate 84 and the mounting plate 82;

the bottom ends of the two clamping plates 84 are respectively fixedly connected with the two movable plates 732, the inner walls of the two sides of the top ends of the two movable plates 732 are respectively provided with a sliding hole 12, and the four sliding holes 12 are respectively connected with the four guide rods 731 in a sliding manner;

a switch panel 13 is fixedly arranged on the front side of the disc body 1, an electric push rod switch is arranged on the surface of the switch panel 13, and the two electric push rods 81 are respectively electrically connected with a power supply through the electric push rod switch;

specifically, as shown in fig. 1, fig. 2, fig. 3, and fig. 5, the two locking plates 84 are first respectively locked inside the two third locking grooves 83, and then eight mounting bolts 85 are sequentially rotated to fixedly connect the two locking plates 84 and the mounting plate 82, when the two crawlers 4 are excessively loosened, the electric push rod switch on the surface of the switch panel 3 is turned on, the piston rods of the two electric push rods 13 are contracted to simultaneously move the two mounting plates 82, the two locking plates 84, and the two movable plates 732 upwards, and the four second springs 733 are contracted in the process of moving the two movable plates 732 upwards, so that tensioning is realized to adjust and maintain the two crawlers 4.

The working principle is as follows: when in specific use, the utility model relates to a chassis is with rising spring convenient to use, at first insert four terraced pieces 73 respectively four first draw-in grooves 72's inside, four terraced pieces 73 male in-process make a plurality of slider 76 slide at the inner wall of a plurality of first spout 74 respectively, a plurality of first spring 75 contracts simultaneously, when four terraced pieces 73 insert four first draw-in grooves 72's inside completely, four first spring 75 reset make a plurality of slider 76 slide into the inside of a plurality of second draw-in groove 77 respectively, and then realize the installation to four terraced pieces 73, then block two cardboard 84 into the inside of two third draw-in grooves 83 respectively, rotate eight construction bolts 85 in proper order immediately and make two cardboard 84 and mounting panel 82 fixed connection, thereby realize the installation of four second springs 733, so that the staff dismantles the maintenance to four second springs 733, when two tracks 4 are lax excessively, open the electric putter switch on switch panel 3 surface, two electric putter's 13's piston rod shrink makes two mounting panels 82, two cardboard 84 and two cardboard 732's 732 upward move up simultaneously, two fly leaves 732 make four fly leaves 732 move up in the adjustment process, and then realize two second springs are adjusted to two tracks 4 and are adjusted and are used for the shrink and two tracks and are adjusted to be maintained.

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 a chassis is with rising spring that rises convenient to use, includes disk body (1), its characterized in that, the both sides of disk body (1) are all fixed and are equipped with extension board (2), two the surface of extension board (2) all is connected with track (4) through the wheel body transmission, the both sides on disk body (1) top are all fixed and are equipped with two stand (5), and fixed roof (6), two are equipped with between per two relative stand (5) the both sides of roof (6) bottom all are equipped with tight subassembly (7), two the middle part of roof (6) bottom all is equipped with installation component (8).

2. The tension spring for the chassis convenient to use as claimed in claim 1, wherein: four tight subassembly (7) that rises all includes fixed plate (71), first draw-in groove (72), ladder piece (73), the first spout (74) of a plurality of, the first spring (75) of a plurality of, a plurality of slider (76) and a plurality of second draw-in groove (77), four fixed both sides that set up in two roof (6) bottoms respectively of fixed plate (71), four first draw-in groove (72) have all been seted up to the bottom of fixed plate (71), four the equal block of inner wall of first draw-in groove (72) is connected with ladder piece (73), a plurality of the inner wall at four fixed plate (71) is seted up to first spout (74) equidistance respectively, a plurality of one side of first spout (74) inner wall is all fixed and is equipped with first spring (75), a plurality of the one end of first spring (75) is all fixed and is equipped with slider (76), a plurality of slider (76) respectively with the first spout (74) sliding connection of a plurality of, a plurality of the second draw-in groove (77) equidistance respectively establish the surface at four ladder pieces (73), a plurality of slider (77) and second draw-in groove (77) phase-match.

3. The tension spring for a chassis convenient to use as claimed in claim 2, wherein: four the bottom of ladder piece (73) is all fixed and is equipped with guide bar (731), and is per two relative sliding connection has fly leaf (732) between guide bar (731), two the top of fly leaf (732) is all fixed and is equipped with two second spring (733), four the top of second spring (733) respectively with the bottom fixed connection of four ladder pieces (73), four the surface at four guide bar (731) is established respectively in second spring (733).

4. The tension spring for a chassis convenient to use as claimed in claim 3, wherein: two installation component (8) all include electric putter (81), mounting panel (82), third draw-in groove (83), cardboard (84) and four construction bolt (85), two electric putter (81) are fixed respectively and are set up at the middle part on two roof (6) tops, two electric putter's (81) push rod is all fixed and is equipped with mounting panel (82), two third draw-in groove (83) have all been seted up to the inner wall of mounting panel (82) bottom, two cardboard (84) have all been seted up to the inner wall of third draw-in groove (83), and is every relative equal threaded connection has four construction bolt (85) between cardboard (84) and mounting panel (82).

5. The tension spring for a chassis convenient to use as claimed in claim 3, wherein: one side of each of the two movable plates (732) is fixedly provided with a connecting plate (9), one side of each of the two connecting plates (9) is fixedly provided with a connecting rod (10), and one end of each of the two connecting rods (10) is fixedly provided with a tension wheel (11).

6. The tension spring for a chassis convenient to use as claimed in claim 4, wherein: the bottom ends of the two clamping plates (84) are fixedly connected with the two movable plates (732) respectively, the inner walls of the two sides of the top ends of the two movable plates (732) are provided with sliding holes (12), and the four sliding holes (12) are connected with the four guide rods (731) in a sliding mode respectively.

7. The tension spring for a chassis convenient to use as claimed in claim 4, wherein: the front of disk body (1) is fixed and is equipped with flush mounting plate of switch (13), the surface of flush mounting plate of switch (13) is equipped with electric putter switch, two electric putter (81) are respectively through electric putter switch and power electric connection.

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