CN202577105U - Pushing buffer device for concrete paver - Google Patents
Pushing buffer device for concrete paver Download PDFInfo
- Publication number
- CN202577105U CN202577105U CN 201220274170 CN201220274170U CN202577105U CN 202577105 U CN202577105 U CN 202577105U CN 201220274170 CN201220274170 CN 201220274170 CN 201220274170 U CN201220274170 U CN 201220274170U CN 202577105 U CN202577105 U CN 202577105U
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- China
- Prior art keywords
- hole
- frame
- slide block
- frame plate
- buffer
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a pushing buffer device for a concrete paver and relates to a pushing buffer device. The problem that the pushing roller frame plate easily drops in the process of using the conventional buffer device between a dump truck and a paver for a long time is solved. The right end of a buffer hole of a frame fixing plate is provided with a frame clamping groove; a rotating shaft through hole is formed in a slide block; the slide block is arranged in the buffer hole in the frame fixing plate; a rotating shaft is rotationally arranged in a through hole in the frame fixing plate; the pushing roller frame plate is arranged in the buffer hole in the frame fixing plate in a sliding mode; the left end of the pushing roller frame plate is provided with a frame plate clamping groove which is matched with the frame clamping groove; the right end of the pushing roller frame plate is provided with a pushing roller; a shaft hole is formed in the pushing roller frame plate; the pore diameter of the shaft hole is in clearance fit with the outer diameter of the slide block; an adjusting block is arranged in the shaft hole; a spring is arranged between the slide block and the adjusting block; the spring is pressed against the slide block and the adjusting block; and a buffer pad is arranged on the spring. The pushing buffer device is used in the buffer process of an asphalt concrete paver.
Description
Technical field
The utility model relates to a kind of pushing tow buffer, is specifically related to the pushing tow buffer that a kind of concrete spreader is used, and belongs to technical field of engineering machinery.
Background technology
Bituminous concrete paver is that bituminous mixture is evenly paved on roadbase, and carries out the machinery of preliminary jolt ramming and leveling.During operation, the preceding push roller pushing tow of paver material containing dump truck trailing wheel and is advanced, and accepts bituminous mixture.Unload the bituminous mixture in hopper, by bucket about the end drag conveyer of two drive deliver to the spiral chamber that paves, the feeding amount by back bucket wall about two gates control respectively.Two spirals about helical spreader has will expect that simultaneously both sides evenly pave to the left and right, but also can about drive separately.Along with moving forward of paver, jolt ramming, ironing part are carried out preliminary jolt ramming and leveling by certain width, thickness and camber to the shop layer.Heater is housed in the screed,, prevents the adhesion of bituminous mixture so that heat at the bottom of to plate in cold season or before operation begins.Because screed has floating property, thus can change the elevation angle of screed bottom surface through caliper profiler with respect to ground, to regulate the shop layer thickness.In operation process, unsteady screed can also reduce roadbed or sub-surface is uneven to the influence of making planeness.The screed of some paver is processed telescopic together with vibrator, helical spreader extensible or shortening are with the road surface of making different in width.All-hydraulic, the full automatic bituminous concrete paver of planeness, feeding speed and the paving speed of making layer has appearred controlling automatically in recent years.Though bituminous concrete paver still has deficiency constantly improving and hommization more, there is the problem that frame plate is prone to drop of rolling that pushes away in the buffer between existing dump truck and the paver in the long-term process of using.
Summary of the invention
The purpose of the utility model is in the long-term process of using, to exist to push away and roll the problem that frame plate is prone to drop in order to solve buffer between existing dump truck and the paver, and then the pushing tow buffer that provides a kind of concrete spreader to use.
The technical scheme of the utility model is: the pushing tow buffer that a kind of concrete spreader is used comprises frame fixed head, rotating shaft, slide block, cushion pad, spring, adjustment piece and pushes away and roll that frame fixed head in the vertical direction has through hole, and the frame fixed head has cushion hole on axis direction; Through hole is connected with cushion hole, and said pushing tow buffer comprises also pushing away and roll frame plate that the right-hand member of the cushion hole of frame fixed head is provided with the frame draw-in groove; Have rotating shaft on the slide block through the hole, slide block is arranged in the cushion hole on the frame fixed head, and rotating shaft is through the axis in hole and the dead in line of through hole; Rotating shaft is rotated and to be arranged in the through hole on the frame fixed head, and rotating shaft passes rotating shaft on the slide block through the hole, pushes away to roll frame plate and be slidingly arranged in the cushion hole on the frame fixed head; And push away and roll the right-hand member that frame plate is positioned at slide block; Push away the left end that rolls frame plate and be provided with the frame plate draw-in groove that matches with the frame draw-in groove, push away the right-hand member that rolls frame plate and be provided with to push away and roll, push away to roll having axis hole on the frame plate; Matched in clearance between the aperture of axis hole and the external diameter of slide block; The adjustment piece is arranged in the axis hole, be provided with spring between slide block and the adjustment piece, and an end and the slide block of spring offsets; The other end of spring offsets with the adjustment piece, and cushion pad is arranged on the spring.
Said pushing tow buffer also comprises the sealing felt pan, and the sealing felt pan is packed on the inwall of frame draw-in groove.
The thickness of said sealing felt pan is 2 mm-5mm.
Said pushing tow buffer also comprises reinforcing ring, and reinforcing ring slidably is sleeved on to push away and rolls on the frame plate, and reinforcing ring is packed on the outer wall of frame draw-in groove.
The utility model compared with prior art has following effect: 1. the utility model is respectively equipped with frame plate draw-in groove and frame draw-in groove pushing away to roll on frame plate and the frame fixed head, has effectively avoided the buffer between dump truck and the paver in the long-term process of using, to push away the problem that frame plate is prone to drop of rolling.2. the utility model is simple in structure, is easy to realize, is convenient to promote the use of on a large scale.
Description of drawings
Fig. 1 is the structural representation under the duty of the utility model; Fig. 2 is the structural representation under the original state of the utility model.
The specific embodiment
The specific embodiment one: combine Fig. 1 and Fig. 2 that this embodiment is described, this embodiment comprises frame fixed head 1, rotating shaft 2, slide block 3, cushion pad 4, spring 5, adjusts piece 7 and push away and roll 8, and frame fixed head 1 in the vertical direction has through hole 1-1; Frame fixed head 1 has cushion hole 1-2 on axis direction, through hole 1-1 is connected with cushion hole 1-2, and said pushing tow buffer also comprises pushing away and rolls frame plate 6; The right-hand member of the cushion hole 1-2 of frame fixed head 1 is provided with frame draw-in groove 9, has rotating shaft on the slide block 3 through hole 3-1, and slide block 3 is arranged in the cushion hole 1-2 on the frame fixed head 1; And rotating shaft is through the axis of hole 3-1 and the dead in line of through hole 1-1, and rotating shaft 2 is rotated and is arranged in the through hole 1-1 on the frame fixed head 1, and hole 3-1 is passed through in the rotating shaft that rotating shaft 2 is passed on the slide block 3; Push away and roll frame plate 6 and be slidingly arranged in the cushion hole 1-2 on the frame fixed head 1, and push away and roll the right-hand member that frame plate 6 is positioned at slide block 3, push away the left end that rolls frame plate 6 and be provided with the frame plate draw-in groove 10 that matches with frame draw-in groove 9; Pushing away the right-hand member that rolls frame plate 6 is provided with to push away and rolls 8; Push away to roll having axis hole 6-1 on the frame plate 6, matched in clearance between the external diameter of the aperture of axis hole 6-1 and slide block 3, adjustment piece 7 is arranged in the axis hole 6-1; Be provided with spring 5 between slide block 3 and the adjustment piece 7; And an end and the slide block 3 of spring 5 offset, and the other end of spring 5 offsets with adjustment piece 7, and cushion pad 4 is arranged on the spring 5.
Said pushing tow buffer also comprises sealing felt pan 11, and sealing felt pan 11 is packed on the inwall of frame draw-in groove 9.So be provided with, not only frame draw-in groove 9 played cushioning effect, can also prevent effectively that dust and particle from getting between frame draw-in groove 9 and the frame plate draw-in groove 10, reduced wearing and tearing, improved the application life of pushing tow buffer.
The thickness of said sealing felt pan 11 is 2 mm-5mm.So be provided with, buffering effect is best.
Said pushing tow buffer also comprises reinforcing ring 12, and reinforcing ring 12 slidably is sleeved on to push away and rolls on the frame plate 6, and reinforcing ring 12 is packed on the outer wall of frame draw-in groove 9.So be provided with, effectively prevented in buffering course, because cushion effect is crossed the problem that senior general's frame draw-in groove 9 damages.
The course of work of the utility model is:
When the dump truck that carries full pitch with push away roll 8 contact after, push away and roll frame plate 6 and in cushion hole 1-2, slide backward, make spring 5 compressions, and power passed to slide block 3 and rotating shaft 2, effectively relaxed and year expired the contact impact of the dump truck of pitch frame fixed head 1;
When paver continued to walk forward, spring 5 distortion strengthened, when the distortion of spring 5 is increased to a certain amount of the time; Push away and roll between frame plate 6 and slide block 3 and the rotating shaft 2 through cushion pad 4 bearing thrust that contacts; At this moment, become rigidity between the dump truck that carries full pitch and the frame and contact, paver can steadily push away dummy car to overtake; Regulate the precompression that the position of adjustment piece 7 can regulating spring 5, change the dump truck that carries full pitch and the buffering time of contact between the frame.
Claims (4)
1. pushing tow buffer that concrete spreader is used; It comprises frame fixed head (1), rotating shaft (2), slide block (3), cushion pad (4), spring (5), adjustment piece (7) and pushes away rolls (8); Frame fixed head (1) in the vertical direction has through hole (1-1), and frame fixed head (1) has cushion hole (1-2) on axis direction, and through hole (1-1) is connected with cushion hole (1-2); It is characterized in that: said pushing tow buffer also comprises pushing away and rolls frame plate (6); The right-hand member of the cushion hole (1-2) of frame fixed head (1) is provided with frame draw-in groove (9), has rotating shaft on the slide block (3) through hole (3-1), and slide block (3) is arranged in the cushion hole (1-2) on the frame fixed head (1); And rotating shaft is through the axis in hole (3-1) and the dead in line of through hole (1-1); Rotating shaft (2) is rotated and to be arranged in the through hole (1-1) on the frame fixed head (1), and rotating shaft (2) passes rotating shaft on the slide block (3) through hole (3-1), pushes away to roll frame plate (6) and be slidingly arranged in the cushion hole (1-2) on the frame fixed head (1); And push away and roll the right-hand member that frame plate (6) is positioned at slide block (3); Push away the left end that rolls frame plate (6) and be provided with the frame plate draw-in groove (10) that matches with frame draw-in groove (9), push away the right-hand member that rolls frame plate (6) and be provided with to push away and roll (8), push away to roll having axis hole (6-1) on the frame plate (6); Matched in clearance between the external diameter of the aperture of axis hole (6-1) and slide block (3); Adjustment piece (7) is arranged in the axis hole (6-1), and slide block (3) is provided with spring (5) with adjusting between the piece (7), and an end of spring (5) and slide block (3) offset; The other end of spring (5) offsets with adjustment piece (7), and cushion pad (4) is arranged on the spring (5).
2. the pushing tow buffer that a kind of concrete spreader according to claim 1 is used is characterized in that: said pushing tow buffer also comprises sealing felt pan (11), and sealing felt pan (11) is packed on the inwall of frame draw-in groove (9).
3. the pushing tow buffer that a kind of concrete spreader according to claim 2 is used is characterized in that: the thickness of said sealing felt pan (11) is 2 mm-5mm.
4. the pushing tow buffer of using according to claim 1 or 3 described a kind of concrete spreaders; It is characterized in that: said pushing tow buffer also comprises reinforcing ring (12); Reinforcing ring (12) slidably is sleeved on to push away and rolls on the frame plate (6), and reinforcing ring (12) is packed on the outer wall of frame draw-in groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220274170 CN202577105U (en) | 2012-06-12 | 2012-06-12 | Pushing buffer device for concrete paver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220274170 CN202577105U (en) | 2012-06-12 | 2012-06-12 | Pushing buffer device for concrete paver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202577105U true CN202577105U (en) | 2012-12-05 |
Family
ID=47246534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220274170 Expired - Fee Related CN202577105U (en) | 2012-06-12 | 2012-06-12 | Pushing buffer device for concrete paver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202577105U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110607726A (en) * | 2019-09-29 | 2019-12-24 | 沧州市市政工程股份有限公司 | Regenerative pavement structure and road building process thereof |
-
2012
- 2012-06-12 CN CN 201220274170 patent/CN202577105U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110607726A (en) * | 2019-09-29 | 2019-12-24 | 沧州市市政工程股份有限公司 | Regenerative pavement structure and road building process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20140612 |