CN219888587U - Tensioning spring for bulldozer preventing derailment of rail chain - Google Patents
Tensioning spring for bulldozer preventing derailment of rail chain Download PDFInfo
- Publication number
- CN219888587U CN219888587U CN202321111486.7U CN202321111486U CN219888587U CN 219888587 U CN219888587 U CN 219888587U CN 202321111486 U CN202321111486 U CN 202321111486U CN 219888587 U CN219888587 U CN 219888587U
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- China
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- connecting plate
- tension spring
- bulldozer
- sides
- rail chain
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- 238000007789 sealing Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract 1
- 206010012411 Derailment Diseases 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000014121 butter Nutrition 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The utility model discloses a tensioning spring for a bulldozer preventing a rail chain from derailing, which comprises a lower connecting plate and an upper connecting plate, wherein the top end of the lower connecting plate is provided with the upper connecting plate. This prevent that track chain derailment bulldozer is with tensioning spring is through after will tensioning spring assembly installation to place the inside that gets into the guide pulley top with the track chain, can utilize the connecting bolt fixed mounting of inside both sides setting on the top of upper junction plate again on the connecting plate, afterwards can rotate the actuating lever at the top of mounting bracket, the actuating lever can simultaneously move the adjustable shelf down in the inside of mounting bracket at the internal thread rotation of thread bush, make the pinch roller of the inside activity of adjustable shelf can press on the upper portion of track chain, the both sides of adjustable shelf bottom simultaneously can carry out spacing to the both sides of the inside track chain of guide pulley, prevent the derailment of track chain when the operation, the inside subassembly sets up simply, the problem of being inconvenient for preventing derailment when tensioning spring use to the track chain is solved.
Description
Technical Field
The utility model relates to the technical field of bulldozers, in particular to a tension spring for a bulldozer, which is used for preventing a rail chain from derailing.
Background
Bulldozers are common engineering vehicles and can be divided into crawler dozers and tire dozers, wherein the crawler dozers have the advantages of larger traction force, smaller ground contact pressure, strong climbing capacity and the like compared with the tire dozers, the crawler dozers are widely used, and tension springs are needed to be used in the crawler dozers in the using process.
According to the tensioning spring for the bulldozer preventing the derailment of the rail chain disclosed in the patent number CN202222840583.1, the first transmission plate is driven to rotate through the counterweight, the first transmission plate drives the transmission rod to rotate, the transmission rod drives the rotary table to rotate, the rotary table pulls the second transmission plate through the rotary shaft, the second transmission plate pulls the -shaped push block through the rotary shaft, the guide plate limits the -shaped push block through the first sliding groove, the -shaped push block is driven to move along the first sliding groove towards the direction approaching the connecting plate, the -shaped push block drives the third transmission plate to move through the heightening block, the third transmission plate drives the piston to move, butter in the oil storage cavity is extruded into the cylinder barrel, the sliding rod is driven to slide relative to the cylinder barrel, the total length between one end of the sliding rod and one end of the cylinder barrel is increased, and accordingly, larger tensioning force is provided for the crawler belt, and the derailment of the rail is prevented.
But prevent that rail chain is tight spring that rises for bulldozer of derailment sets up the subassembly that is used for carrying out spacing derailment to the rail chain at in-service use's in-process, and inside setting structure is complicated, uses operation process comparatively loaded down with trivial details, is inconvenient for carrying out derailment treatment to the rail chain when the tight spring that rises uses.
At present, a novel tensioning spring for a bulldozer for preventing a rail chain from derailing is provided to solve the defects.
Disclosure of Invention
The utility model aims to provide a tension spring for a bulldozer for preventing a rail chain from derailing, which aims to solve the problem that the tension spring in the prior art is inconvenient to perform derailing prevention treatment on the rail chain when the tension spring is used.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a prevent tensioning spring for bulldozer of rail chain derailment, includes lower connecting plate and upper connecting plate, the top of lower connecting plate is provided with the upper connecting plate, and the top of upper connecting plate is fixed with the support, the top of upper connecting plate is provided with the mounting bracket, the inside swing joint of support has the guide pulley, the vertical slide bar that is fixed with in bottom of upper connecting plate, vertically be provided with the tensioning spring main part between lower connecting plate and the upper connecting plate, the outside of tensioning spring main part is vertically provided with the ripple seal cover, the inside of tensioning spring main part and lower connecting plate is run through respectively to the bottom of slide bar, the top of tensioning spring main part and the bottom fixed connection of upper connecting plate, the bottom of tensioning spring main part and the top fixed connection of lower connecting plate, the bottom of the inside both sides of mounting bracket is provided with connecting bolt in the run through respectively;
the inside bottom of mounting bracket is provided with the adjustable shelf, and the both sides of adjustable shelf are fixed with the slider respectively, the top of the inside both sides of mounting bracket is provided with the spout respectively, the inside on mounting bracket top runs through and is provided with the thread bush, the inside of thread bush is provided with the actuating lever, the inside swing joint of mounting bracket has the pinch roller.
Preferably, the bottom end of the driving rod penetrates through the inside of the threaded sleeve and is movably connected with the top end of the movable frame.
Preferably, the sliding block is embedded in the sliding groove.
Preferably, the top and bottom of ripple seal cover are fixed with the go-between respectively, the both ends and the both sides of go-between run through respectively and are provided with fixing bolt, the both ends of upper junction plate bottom both sides and the both ends of lower junction plate top both sides are provided with the screw hole respectively.
Preferably, the bottom of the outer part of the sliding rod is provided with a first adjusting ring, the bottom of the first adjusting ring is provided with a second adjusting ring, and the bottom of the outer part of the sliding rod is provided with external threads.
Preferably, the first adjusting ring and the second adjusting ring are respectively provided with internal threads.
Compared with the prior art, the utility model has the beneficial effects that: the tension spring for the bulldozer for preventing the derailment of the rail chain not only realizes the convenience of performing derailment prevention treatment on the rail chain when the tension spring is used, realizes the convenience of protecting the outside of the tension spring, but also realizes the convenience of adjusting the pretightening force when the spring is used;
(1) Through being provided with slide bar, lower connecting plate, upper connecting plate, the mounting bracket, the movable frame, the actuating lever, the spout, the slider, thread bush and pinch roller, the tight spring assembly rises after installing, and place the rail chain and get into the inside on guide pulley top and carry out the direction after, can utilize the connecting bolt fixed mounting that inside both sides set up on the top of upper connecting plate with the mounting bracket again on the top of upper connecting plate, afterwards can rotate the actuating lever on the top of mounting bracket, the actuating lever can move down the movable frame in the inside of mounting bracket simultaneously at the internal screw thread rotation of thread bush, make the movable pinch roller of movable frame inside can press the upper portion of rail chain, the both sides of movable frame bottom simultaneously can carry out spacing to the both sides of the inside rail chain of guide pulley, prevent the derailment of rail chain when the operation, the inside subassembly sets up simply, use simple operation;
(2) The external part of the sliding rod between the lower connecting plate and the upper connecting plate is vertically provided with the corrugated sealing sleeve, the corrugated sealing sleeve can be used for compressing or stretching along with the expansion spring main body when the expansion spring main body is used for expanding and adjusting the rail chain, the external part of the expansion spring main body can be sealed in an auxiliary mode through the arranged corrugated sealing sleeve, and when the expansion spring is used, the external part of the expansion spring main body can be protected against water and dust and conveniently protected;
(3) Through being provided with slide bar, lower connecting plate, upper connecting plate, tight spring main part that rises, first adjusting ring and second adjusting ring, tight spring that rises after the installation, the in-process that uses can be through at the outside bottom of slide bar, the first adjusting ring and the second adjusting ring that will set up are respectively at the outside of the bottom slide bar of lower connecting plate and are screwed, go up the top with the outside of lower connecting plate at the slide bar, compress tight spring main part that rises between lower connecting plate and the upper connecting plate, adjust the pretightning force of tight spring main part that rises and big, conveniently rise tight use to the rail chain.
Drawings
FIG. 1 is a schematic cross-sectional elevation view of the present utility model;
FIG. 2 is an enlarged schematic diagram of the structure of the movable frame in front view;
figure 3 is a schematic diagram of a front view and enlarged structure of a corrugated sealing sleeve of the utility model;
fig. 4 is a schematic front view of a partial enlarged structure of a first adjusting ring according to the present utility model.
In the figure: 1. a slide bar; 2. a lower connecting plate; 3. a tension spring body; 4. an upper connecting plate; 5. a bracket; 6. a mounting frame; 7. a movable frame; 8. a driving rod; 9. a guide wheel; 10. a corrugated sealing sleeve; 11. a threaded hole; 12. a chute; 13. a slide block; 14. a thread sleeve; 15. a pinch roller; 16. a connecting ring; 17. a fixing bolt; 18. a first adjusting ring; 19. and a second adjusting ring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1: referring to fig. 1-4, a tension spring for a bulldozer capable of preventing derailment of a rail chain comprises a lower connecting plate 2 and an upper connecting plate 4, wherein the upper connecting plate 4 is arranged at the top end of the lower connecting plate 2, a bracket 5 is fixed at the top end of the upper connecting plate 4, a mounting bracket 6 is arranged at the top end of the upper connecting plate 4, a guide wheel 9 is movably connected inside the bracket 5, a sliding rod 1 is vertically fixed at the bottom end of the upper connecting plate 4, a tension spring main body 3 is vertically arranged between the lower connecting plate 2 and the upper connecting plate 4, a ripple sealing sleeve 10 is vertically arranged outside the tension spring main body 3, the bottom end of the sliding rod 1 penetrates through the tension spring main body 3 and the inside of the lower connecting plate 2 respectively, the top end of the tension spring main body 3 is fixedly connected with the bottom end of the upper connecting plate 4, and the bottom ends of two sides inside the mounting bracket 6 are respectively penetrated by connecting bolts;
the bottom inside the mounting frame 6 is provided with a movable frame 7, two sides of the movable frame 7 are respectively fixed with sliding blocks 13, the top ends of two sides inside the mounting frame 6 are respectively provided with a sliding groove 12, the inside of the top end of the mounting frame 6 is penetrated and provided with a thread bush 14, the inside of the thread bush 14 is provided with a driving rod 8, the inside of the mounting frame 6 is movably connected with a pinch roller 15, the bottom end of the driving rod 8 penetrates the inside of the thread bush 14 and is movably connected with the top end of the movable frame 7, and the sliding blocks 13 are embedded in the sliding grooves 12;
specifically, as shown in fig. 1 and 2, after the tensioning spring assembly is installed, and after the rail chain is placed into the top end of the guide wheel 9 to be guided, the installation frame 6 can be fixedly installed at the top end of the upper connection plate 4 by using connection bolts arranged on two sides of the inside of the installation frame 4, then the driving rod 8 can be rotated at the top end of the installation frame 6, the driving rod 8 can simultaneously downwards move the movable frame 7 in the installation frame 6 by rotating the internal threads of the thread bush 14, so that the pinch roller 15 moving in the movable frame 7 can be pressed on the upper part of the rail chain, and meanwhile, two sides of the bottom of the movable frame 7 can limit two sides of the rail chain in the guide wheel 9 to prevent the rail chain from derailing in operation.
Example 2: the top end and the bottom end of the corrugated sealing sleeve 10 are respectively fixed with a connecting ring 16, two ends and two sides of the connecting ring 16 are respectively provided with fixing bolts 17 in a penetrating way, and two ends of two sides of the bottom of the upper connecting plate 4 and two ends of two sides of the top of the lower connecting plate 2 are respectively provided with threaded holes 11;
specifically, as shown in fig. 1 and 3, a corrugated sealing sleeve 10 is vertically arranged outside the sliding rod 1 between the lower connecting plate 2 and the upper connecting plate 4, when the tensioning spring main body 3 is used for tensioning the rail chain in compression, the arranged corrugated sealing sleeve 10 can compress or stretch along with the tensioning spring main body 3, the outside of the tensioning spring main body 3 can be sealed in an auxiliary mode through the arranged corrugated sealing sleeve 10, and when the tensioning spring is used, the outside of the tensioning spring main body 3 can be protected from water and dust.
Example 3: the bottom end of the outer part of the sliding rod 1 is provided with a first adjusting ring 18, the bottom end of the first adjusting ring 18 is provided with a second adjusting ring 19, the bottom end of the outer part of the sliding rod 1 is provided with external threads, and the interiors of the first adjusting ring 18 and the second adjusting ring 19 are respectively provided with internal threads;
specifically, as shown in fig. 1 and fig. 4, in the use process, the first adjusting ring 18 and the second adjusting ring 19 can be respectively screwed up at the bottom end of the outer part of the slide bar 1 at the bottom end of the lower connecting plate 2, the lower connecting plate 2 is jacked up at the outer part of the slide bar 1, the tension spring main body 3 between the lower connecting plate 2 and the upper connecting plate 4 is compressed, and the pretightening force of the tension spring main body 3 is increased.
Working principle: when the tension spring assembly is used, after the tension spring assembly is installed, a rail chain is placed into the inside of the top end of a guide wheel 9 to be guided, a mounting frame 6 can be fixedly installed at the top end of the upper connecting plate 4 by using connecting bolts arranged on two sides of the inside, a driving rod 8 can be rotated at the top end of the mounting frame 6, the driving rod 8 can simultaneously move down the movable frame 7 in the inside of the mounting frame 6 by rotating internal threads of a threaded sleeve 14, a pinch roller 15 movable in the movable frame 7 can be pressed on the upper part of the rail chain, two sides of the bottom of the movable frame 7 can be limited on two sides of the inside rail chain of the guide wheel 9, derailment of the rail chain during running is prevented, a corrugated sleeve 10 is vertically arranged outside a slide bar 1 between a lower connecting plate 2 and the upper connecting plate 4 during the use of the tension spring, the corrugated sleeve 10 can be compressed or stretched along with the tension spring body 3 when the rail chain is compressed and adjusted, the arranged outside of the tension spring body 3 can be used for assisting the tension spring body 3, the tension sleeve 15 can be pressed on the upper part of the upper side of the rail chain, two sides of the movable frame 7 can be pressed on the upper connecting plate 1 and the outer connecting plate 2 when the first connecting plate is compressed and the second connecting plate 2 is arranged, the outer connecting plate 1 is compressed and the second connecting plate is arranged between the lower connecting plate 1 and the outer connecting plate 2 is adjusted, and the outer connecting plate 2 is arranged, and the top end of the slide bar is adjusted, and the side of the slide bar is arranged for the slide bar 2 is adjusted, and the top side is arranged between the slide bar 2 and the slide bar 2 is arranged in the top side and the top a top side between the tension plate and the compression plate 2 and the compression plate is used to be adjusted.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a prevent tensioning spring for bulldozer of rail chain derailment, includes lower connecting plate (2) and upper connecting plate (4), its characterized in that: the novel tension spring is characterized in that an upper connecting plate (4) is arranged at the top end of the lower connecting plate (2), a support (5) is fixed at the top end of the upper connecting plate (4), a mounting frame (6) is arranged at the top end of the upper connecting plate (4), guide wheels (9) are movably connected inside the support (5), a sliding rod (1) is vertically fixed at the bottom end of the upper connecting plate (4), a tension spring main body (3) is vertically arranged between the lower connecting plate (2) and the upper connecting plate (4), a corrugated sealing sleeve (10) is vertically arranged outside the tension spring main body (3), the bottom ends of the sliding rod (1) penetrate through the tension spring main body (3) and the lower connecting plate (2) respectively, the top ends of the tension spring main body (3) are fixedly connected with the bottom ends of the upper connecting plate (4), and connecting bolts are respectively arranged at the bottom ends of two sides inside the mounting frame (6);
the inside bottom of mounting bracket (6) is provided with adjustable shelf (7), and the both sides of adjustable shelf (7) are fixed with slider (13) respectively, the top of inside both sides of mounting bracket (6) is provided with spout (12) respectively, the inside on mounting bracket (6) top runs through and is provided with thread bush (14), the inside of thread bush (14) is provided with actuating lever (8), the inside swing joint of mounting bracket (6) has pinch roller (15).
2. The tension spring for bulldozer preventing derailment of rail chain according to claim 1, wherein: the bottom end of the driving rod (8) penetrates through the inside of the threaded sleeve (14) and is movably connected with the top end of the movable frame (7).
3. The tension spring for bulldozer preventing derailment of rail chain according to claim 1, wherein: the sliding block (13) is embedded in the sliding groove (12).
4. The tension spring for bulldozer preventing derailment of rail chain according to claim 1, wherein: the top and the bottom of ripple seal cover (10) are fixed with go-between (16) respectively, the both ends and the both sides of go-between (16) are run through respectively and are provided with fixing bolt (17), the both ends of upper junction plate (4) bottom both sides and the both ends of lower junction plate (2) top both sides are provided with screw hole (11) respectively.
5. The tension spring for bulldozer preventing derailment of rail chain according to claim 1, wherein: the bottom outside the slide bar (1) is provided with first adjusting ring (18), the bottom of first adjusting ring (18) is provided with second adjusting ring (19), the bottom outside the slide bar (1) is provided with the external screw thread.
6. The tension spring for bulldozer preventing derailment of rail chain according to claim 5, wherein: the first adjusting ring (18) and the second adjusting ring (19) are respectively provided with internal threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321111486.7U CN219888587U (en) | 2023-05-10 | 2023-05-10 | Tensioning spring for bulldozer preventing derailment of rail chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321111486.7U CN219888587U (en) | 2023-05-10 | 2023-05-10 | Tensioning spring for bulldozer preventing derailment of rail chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219888587U true CN219888587U (en) | 2023-10-24 |
Family
ID=88409371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321111486.7U Active CN219888587U (en) | 2023-05-10 | 2023-05-10 | Tensioning spring for bulldozer preventing derailment of rail chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219888587U (en) |
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2023
- 2023-05-10 CN CN202321111486.7U patent/CN219888587U/en active Active
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