CN215758572U - Walking type ejector with high ejecting stability - Google Patents
Walking type ejector with high ejecting stability Download PDFInfo
- Publication number
- CN215758572U CN215758572U CN202121173564.7U CN202121173564U CN215758572U CN 215758572 U CN215758572 U CN 215758572U CN 202121173564 U CN202121173564 U CN 202121173564U CN 215758572 U CN215758572 U CN 215758572U
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- hydraulic cylinder
- fixedly connected
- bridge
- pushing hydraulic
- fagging
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Abstract
The utility model discloses a walking type ejector with high ejecting stability, which belongs to the field of bridge construction equipment and comprises a base and an offset correcting mechanism, wherein the top of the base is provided with a limiting groove, the bottom of the offset correcting mechanism is fixedly connected to the inside of the limiting groove, a horizontal pushing hydraulic cylinder is fixedly arranged inside the limiting groove, and the output end of the horizontal pushing hydraulic cylinder is fixedly connected to the left side of the offset correcting mechanism. The utility model discloses a carry out the outrigger to whole device through the base, fix the device in the suitable position of bridge below earlier, then start first top pushing hydraulic cylinder and drive down the fagging and rise, the movable roof that the lower fagging moved the top rises, the movable roof contacts to the surface of bridge earlier, fagging continues to rise under the first top pushing hydraulic cylinder drives to realized that the device possesses good top pushing stability, realized the soft contact with the bridge surface, protected the advantage that the bridge surface does not receive the loss.
Description
Technical Field
The utility model relates to the field of bridge construction equipment, in particular to a walking type ejector with high ejection stability.
Background
The walking type ejector has three functions of vertical ejection, horizontal ejection and lateral deviation rectification, the self-balancing ejector moves forward by a stroke distance under the action of a horizontal top after ejecting a steel beam, then the steel beam falls onto fulcrums at two sides of the ejector, the horizontal ejector is restored to the initial ejection position after the ejector releases force, and the process is repeated until the ejector is ejected to the design position.
However, when the existing walking type ejector pushes, because the device completely depends on the friction force between the bottom of the bridge and the contact surface of the top of the hydraulic cylinder to drive the bridge to move, the stability of pushing of the existing walking type ejector is very important to improve, and the driving backing plate of the existing walking type ejector rises at a constant speed and is in hard contact with the contact surface of the bottom of the bridge, which easily causes damage to the bottom surface of the bridge, so that the walking type ejector with high pushing stability is provided.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model aims to provide a walking type ejector with high ejection stability so as to solve the problems that the ejection stability needs to be improved and the surface of a bridge is easily damaged due to hard contact with the bridge in the prior art.
In order to solve the above problems, the present invention adopts the following technical solutions.
A walking type ejector with high ejecting stability, which comprises a base and an offset correcting mechanism, wherein the top of the base is provided with a limit groove, the bottom of the offset correcting mechanism is fixedly connected to the inside of the limiting groove, a horizontal pushing hydraulic cylinder is fixedly arranged inside the limiting groove, the output end of the horizontal pushing hydraulic cylinder is fixedly connected to the left side of the offset correcting mechanism, the top of the offset correcting mechanism is fixedly provided with a first pushing hydraulic cylinder, the top of the base is fixedly provided with a second pushing hydraulic cylinder, the output ends of the first pushing hydraulic cylinder and the second pushing hydraulic cylinder are movably connected with a connecting mechanism, the top of the connecting mechanism is fixedly connected to a lower supporting plate, the top of the lower supporting plate is clamped with a movable top plate, the top fixed mounting of fagging has buffer gear down, buffer gear's top fixed connection is to the bottom of activity roof.
As a further description of the above technical solution: coupling mechanism includes joint ring and a plurality of enhancement down tube, the bottom of fagging under the top fixed connection word of joint ring, the outside fixed connection of joint ring is to the relative one end of enhancement down tube, the top fixed connection of enhancement down tube is to the bottom of fagging down.
As a further description of the above technical solution: the top of lower backup pad is seted up evenly distributed's joint groove, the bottom fixedly connected with evenly distributed's joint post of activity roof, the bottom of joint post is inserted to the inside in joint groove.
As a further description of the above technical solution: buffer gear includes an external cylinder, spring, stopper and vaulting pole, the inside of fagging is located down to the bottom of an external cylinder inlays, the outside sliding connection of stopper is to the inside of an external cylinder, the bottom fixed connection of stopper is to the top of spring, the bottom fixed connection of spring is to the inside of an external cylinder, the top fixed connection of stopper is to the bottom of vaulting pole, the top of vaulting pole runs through and sliding connection is to the top of an external cylinder, the top of vaulting pole extends to the inside in joint groove, the fixed connection on the top of vaulting pole is to the bottom of joint post.
As a further description of the above technical solution: the outside fixedly connected with sliding block of activity roof, spacing spout has been seted up to the inside of fagging down, the outside sliding connection of sliding block is to the inside of spacing spout.
As a further description of the above technical solution: two the bottom fixedly connected with two stiffeners of fagging down, with two of one side fixedly connected with sliding sleeve between the bottom of stiffener, two sliding sleeve's inside sliding connection respectively pushes away the outside that pneumatic cylinder and second pushed away the pneumatic cylinder.
As a further description of the above technical solution: the top of the movable top plate is provided with a latticed friction surface, and the outer side of the lower supporting plate is fixedly connected with reinforcing blocks which are arranged at equal intervals.
Compared with the prior art, the utility model has the advantages that:
(1) the scheme is that the whole device is stably supported through a base, the device is fixed at a proper position below a bridge, then a first pushing hydraulic cylinder is started to drive a lower supporting plate to ascend, the lower supporting plate drives a movable top plate at the top to ascend, the movable top plate is firstly contacted with the surface of the bridge, the first pushing hydraulic cylinder drives the lower supporting plate to continuously ascend, the movable top plate and the lower supporting plate slide mutually at the moment and extrude a buffer mechanism until the bottom of the movable top plate is contacted with the top of the lower supporting plate, the first pushing hydraulic cylinder continues to ascend at the moment, the lower supporting plate and the movable top plate are combined into a whole to support and jack the bridge, then an offset correcting mechanism is started to correct the position of the bridge, then a horizontal pushing hydraulic cylinder is started to push the first pushing hydraulic cylinder to horizontally move along a limiting groove to drive the bridge to synchronously move, and the bridge is stopped after the horizontal pushing hydraulic cylinder pushes out the maximum stroke, the second pushing hydraulic cylinder is started to support the bottom of the bridge material and keep the height, then the first pushing hydraulic cylinder descends, the horizontal pushing hydraulic cylinder drives the first pushing hydraulic cylinder to return to the original position, then the first pushing hydraulic cylinder is started again to jack up the bridge, then the second pushing hydraulic cylinder returns to the original position to be separated from the bridge, and then the actions are repeated to realize the movement of the bridge, so that the device has the advantages of good pushing stability, soft contact with the bridge surface and protection of the bridge surface from loss, and the problems that in the prior art, the pushing stability needs to be improved and the bridge surface is easily damaged due to hard contact with the bridge are solved.
(2) This scheme uses through the cooperation of joint ring and a plurality of enhancement down tube, pushes away the output joint of pneumatic cylinder and second top and pushes away the pneumatic cylinder to the inside of joint ring, realizes being connected with lower shoe to make through the enhancement down tube to connect more stable structure more stable, stability when improving the device top and pushing.
(3) This scheme is used through the cooperation of joint groove and joint post for relative motion is more stable between activity roof and the lower backup pad, connects inseparabler, guarantees the stability of structure when making the device realize soft contact with the surface of bridge.
(4) This scheme uses through the cooperation of external cylinder, spring, stopper and vaulting pole, and the vaulting board continues to rise down behind the movable top board contact bridge floor, and the vaulting pole is supported by the movable top board, extrudees the stopper and slides along external cylinder is inside, and stopper compression spring contacts completely until the bottom of movable top board and the top of fagging down, has realized the soft contact on device and bridge surface, has avoided the direct contact bridge floor to cause its damage.
(5) The sliding block is used with the cooperation of spacing spout through this scheme for the relative slip of activity roof and lower vaulting pole is laborsaving stable more, highly carries on spacingly to the top of activity roof simultaneously, makes the device structure more reasonable.
(6) This scheme is used through the cooperation of stiffener cooperation sliding sleeve for the operation of fagging is more stable down, increases the stability of device when pushing away to the bridge material.
(7) This scheme can increase the frictional force between activity roof and the bridge contact surface through latticed friction surface to the boss can increase the intensity of fagging down, makes the top of device and translation operation more stable.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is an enlarged view of the portion A in FIG. 1;
FIG. 3 is a schematic front perspective view of the movable top plate of the present invention;
FIG. 4 is a schematic top cross-sectional view of a structural lower brace of the present invention;
FIG. 5 is a schematic front perspective view of the lower brace of the present invention;
fig. 6 is a schematic top view of the movable top plate of the present invention.
The reference numbers in the figures illustrate:
1. a base; 2. an offset correction mechanism; 3. a limiting groove; 4. a horizontal pushing hydraulic cylinder; 5. a first pushing hydraulic cylinder; 6. a second pushing hydraulic cylinder; 7. a connecting mechanism; 71. a snap ring; 72. a reinforcing diagonal rod; 8. a lower supporting plate; 81. a clamping groove; 82. a limiting chute; 83. a reinforcing bar; 84. a reinforcing block; 9. a movable top plate; 91. a clamping column; 92. a slider; 10. a buffer mechanism; 101. an external connection cylinder; 102. a spring; 103. a limiting block; 104. a stay bar; 11. a sliding sleeve; 12. a grid-shaped friction surface.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention;
referring to fig. 1 to 6, in the present invention, a walking type ejector with high ejection stability includes a base 1 and an offset correction mechanism 2, a limit groove 3 is formed on the top of the base 1, the bottom of the offset correction mechanism 2 is fixedly connected to the inside of the limit groove 3, a horizontal pushing hydraulic cylinder 4 is fixedly installed inside the limit groove 3, an output end of the horizontal pushing hydraulic cylinder 4 is fixedly connected to the left side of the offset correction mechanism 2, a first ejecting hydraulic cylinder 5 is fixedly installed on the top of the offset correction mechanism 2, a second ejecting hydraulic cylinder 6 is fixedly installed on the top of the base 1, output ends of the first ejecting hydraulic cylinder 5 and the second ejecting hydraulic cylinder 6 are both movably connected with a connection mechanism 7, the top of the connection mechanism 7 is fixedly connected to a lower supporting plate 8, a movable top plate 9 is clamped on the top of the lower supporting plate 8, a buffer mechanism 10 is fixedly installed on the top of the lower supporting plate 8, and the top of the buffer mechanism 10 is fixedly connected to the bottom of the movable top plate 9.
In the utility model, the whole device is stably supported through a base 1, the device is fixed at a proper position below a bridge, then a first pushing hydraulic cylinder 5 is started to drive a lower supporting plate 8 to ascend, the lower supporting plate 8 drives a movable top plate 9 at the top to ascend, the movable top plate 9 contacts the surface of the bridge firstly, the first pushing hydraulic cylinder 5 drives the lower supporting plate 8 to continuously ascend, the movable top plate 9 and the lower supporting plate 8 slide mutually at the moment, a buffer mechanism 10 is extruded until the bottom of the movable top plate 9 contacts the top of the lower supporting plate 8, at the moment, the first pushing hydraulic cylinder 5 continuously ascends, the lower supporting plate 8 and the movable top plate 9 are combined into a whole to jack up the bridge support, then an offset correcting mechanism 2 is started to correct the position of the bridge, then a horizontal pushing hydraulic cylinder 4 is started to push the first pushing hydraulic cylinder 5 to horizontally move along a limiting groove 3 to drive the bridge to synchronously move, when the horizontal pushing hydraulic cylinder 4 is pushed out by the maximum stroke, the horizontal pushing hydraulic cylinder 4 is stopped, the second pushing hydraulic cylinder 6 is started to support the bottom of the bridge material and maintain the height, then the first pushing hydraulic cylinder 5 descends, the horizontal pushing hydraulic cylinder 4 drives the first pushing hydraulic cylinder 5 to return to the original position, then the first pushing hydraulic cylinder 5 is started again to jack up the bridge, then the second pushing hydraulic cylinder 6 returns to the original position to be separated from the bridge, and the actions are repeated to realize the movement of the bridge, so that the device has the advantages of good pushing stability, soft contact with the bridge surface and protection of the bridge surface from loss, and the problems that in the prior art, the pushing stability needs to be improved and the bridge surface is easily damaged due to hard contact with the bridge are solved.
Please refer to fig. 1 and fig. 5, wherein: the connecting mechanism 7 comprises a clamping ring 71 and a plurality of reinforcing inclined rods 72, the top of the clamping ring 71 is fixedly connected with the bottom of the lower supporting plate 8, the outer side of the clamping ring 71 is fixedly connected to the opposite end of the reinforcing inclined rod 72, and the top of the reinforcing inclined rod 72 is fixedly connected to the bottom of the lower supporting plate 8.
In the utility model, the clamping ring 71 and the plurality of reinforcing inclined rods 72 are matched for use, the output ends of the first pushing hydraulic cylinder 5 and the second pushing hydraulic cylinder 6 are clamped into the clamping ring 71, so that the connection with the lower supporting plate 8 is realized, the connection is more stable and the structure is more stable through the reinforcing inclined rods 72, and the stability of the device during pushing is improved.
Please refer to fig. 1, fig. 2, fig. 4 and fig. 5, wherein: evenly distributed's joint groove 81 is seted up at the top of lower backup pad 8, and the bottom fixedly connected with evenly distributed's of activity roof 9 joint post 91, the inside of joint groove 81 is inserted to the bottom of joint post 91.
In the utility model, the clamping groove 81 and the clamping column 91 are matched for use, so that the relative motion between the movable top plate 9 and the lower supporting plate 8 is more stable, the connection is tighter, the device is in soft contact with the surface of the bridge, and the stability of the structure is ensured.
Please refer to fig. 1-2, wherein: buffer gear 10 includes an external cylinder 101, spring 102, stopper 103 and vaulting pole 104, the inside of fagging 8 is located down to the bottom of an external cylinder 101 inlays, the outside sliding connection of stopper 103 is to the inside of an external cylinder 101, the bottom fixed connection of stopper 103 is to the top of spring 102, the bottom fixed connection of spring 102 is to the inside of an external cylinder 101, the top fixed connection of stopper 103 is to the bottom of vaulting pole 104, the top of vaulting pole 104 runs through and sliding connection to the top of an external cylinder 101, the top of vaulting pole 104 extends to the inside of joint groove 81, the fixed connection on the top of vaulting pole 104 is to the bottom of joint post 91.
According to the utility model, through the matched use of the external cylinder 101, the spring 102, the limiting block 103 and the supporting rod 104, the lower supporting plate 8 continues to ascend after the movable top plate 9 contacts the bridge floor, the supporting rod 104 is supported by the movable top plate 9, the limiting block 103 is extruded to slide along the inside of the external cylinder 101, and the limiting block 103 compresses the spring 102 until the bottom of the movable top plate 9 is completely contacted with the top of the lower supporting plate 8, so that the soft contact between the device and the surface of the bridge is realized, and the damage caused by the direct contact with the bridge floor is avoided.
Please refer to fig. 1, in which: the outside fixedly connected with sliding block 92 of activity roof 9, fagging 8 down has been seted up to the inside of fagging 8 down, and sliding block 92's outside sliding connection is to the inside of fagging 8 down.
In the utility model, the sliding block 92 is matched with the limiting sliding groove 82, so that the relative sliding between the movable top plate 9 and the lower supporting plate 8 is more labor-saving and stable, and the height of the top of the movable top plate 9 is limited, so that the device structure is more reasonable.
Please refer to fig. 1, in which: the bottom of the two lower supporting plates 8 is fixedly connected with two reinforcing rods 83, a sliding sleeve 11 is fixedly connected between the bottom of the two reinforcing rods 83 on the same side, and the insides of the two sliding sleeves 11 are respectively connected to the outer sides of the first pushing hydraulic cylinder 5 and the second pushing hydraulic cylinder 6 in a sliding manner.
In the utility model, the reinforcing rods 83 are matched with the sliding sleeve 11 for use, so that the lower supporting plate 8 can run more stably, and the stability of the device for pushing bridge materials is improved.
Please refer to fig. 1, fig. 5 and fig. 6, wherein: the top of the movable top plate 9 is provided with a grid-shaped friction surface 12, and the outer side of the lower supporting plate 8 is fixedly connected with reinforcing blocks 84 which are arranged at equal intervals.
In the utility model, the friction force between the movable top plate 9 and the bridge contact surface can be increased through the grid-shaped friction surface 12, and the strength of the lower supporting plate 8 can be increased through the reinforcing block 84, so that the pushing and translating operation of the device is more stable.
The working principle is as follows: when the device is used, the device is fixed at a proper position below a bridge, then the first pushing hydraulic cylinder 5 is started to drive the lower supporting plate 8 to ascend, the lower supporting plate 8 drives the movable top plate 9 at the top to ascend, the movable top plate 9 contacts the surface of the bridge firstly, the first pushing hydraulic cylinder 5 drives the lower supporting plate 8 to continue to ascend, at the moment, the movable top plate 9 and the lower supporting plate 8 slide mutually and extrude the buffer mechanism 10, the supporting rod 104 is propped against by the movable top plate 9, the extrusion limiting block 103 slides along the inside of the external connecting cylinder 101, the limiting block 103 compresses the spring 102 until the bottom of the movable top plate 9 is completely contacted with the top of the lower supporting plate 8, at the moment, the first pushing hydraulic cylinder 5 continues to ascend, the lower supporting plate 8 and the movable top plate 9 are combined into a whole to prop up the bridge support, then the offset correcting mechanism 2 is started to correct the position of the bridge, then the flat pushing hydraulic cylinder 4 is started to push the first pushing hydraulic cylinder 5 to move horizontally along the limiting groove 3, the latticed friction surface 12 can increase the friction force between the movable top plate 9 and the contact surface of the bridge to drive the bridge to move synchronously, when the horizontal pushing hydraulic cylinder 4 is pushed out for the maximum stroke, the horizontal pushing hydraulic cylinder 4 stops, the second pushing hydraulic cylinder 6 is started to support the bottom of the bridge and keep the height, then the first pushing hydraulic cylinder 5 descends, the horizontal pushing hydraulic cylinder 4 drives the first pushing hydraulic cylinder 5 to return to the original position, then the first pushing hydraulic cylinder 5 starts to jack the bridge again, then the second pushing hydraulic cylinder 6 returns to the original position to be separated from the bridge, and then the actions are repeated to realize the movement of the bridge, so that the device has good pushing stability, realizes soft contact with the surface of the bridge, protects the surface of the bridge from being lost, and solves the problems that the pushing stability in the prior art needs to be improved and the surface of the bridge is easily damaged due to hard contact with the bridge.
The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (7)
1. The utility model provides a walking top pusher that top stability is high, includes base (1) and skew correction mechanism (2), its characterized in that: the top of the base (1) is provided with a limiting groove (3), the bottom of the offset correcting mechanism (2) is fixedly connected to the inside of the limiting groove (3), the inside of the limiting groove (3) is fixedly provided with a horizontal pushing hydraulic cylinder (4), the output end of the horizontal pushing hydraulic cylinder (4) is fixedly connected to the left side of the offset correcting mechanism (2), the top of the offset correcting mechanism (2) is fixedly provided with a first pushing hydraulic cylinder (5), the top of the base (1) is fixedly provided with a second pushing hydraulic cylinder (6), the output ends of the first pushing hydraulic cylinder (5) and the second pushing hydraulic cylinder (6) are movably connected with a connecting mechanism (7), the top of the connecting mechanism (7) is fixedly connected to a lower supporting plate (8), the top of the lower supporting plate (8) is clamped with a movable top plate (9), and the top of the lower supporting plate (8) is fixedly provided with a buffer mechanism (10), the top of the buffer mechanism (10) is fixedly connected to the bottom of the movable top plate (9).
2. The walking type ejector with high ejecting stability as claimed in claim 1, wherein: coupling mechanism (7) are including joint ring (71) and a plurality of enhancement down tube (72), the bottom of fagging (8) under the top fixed connection word of joint ring (71), the outside fixed connection of joint ring (71) is to the relative one end of enhancement down tube (72), the top fixed connection of enhancement down tube (72) is to the bottom of fagging (8) down.
3. The walking type ejector with high ejecting stability as claimed in claim 1, wherein: the top of lower backup pad (8) is seted up evenly distributed's joint groove (81), the bottom fixedly connected with evenly distributed's of activity roof (9) joint post (91), the bottom plug-in connection of joint post (91) is to the inside in joint groove (81).
4. The walking type ejector with high ejecting stability as claimed in claim 3, wherein: buffer gear (10) are including an external cylinder (101), spring (102), stopper (103) and vaulting pole (104), the inside of fagging (8) is located down to the bottom of an external cylinder (101) inlays, the outside sliding connection of stopper (103) is to the inside of an external cylinder (101), the bottom fixed connection of stopper (103) is to the top of spring (102), the bottom fixed connection of spring (102) is to the inside of an external cylinder (101), the top fixed connection of stopper (103) is to the bottom of vaulting pole (104), the top of vaulting pole (104) runs through and sliding connection to the top of an external cylinder (101), the top of vaulting pole (104) extends to the inside of joint groove (81), the fixed connection on the top of vaulting pole (104) is to the bottom of joint post (91).
5. The walking type ejector with high ejecting stability as claimed in claim 1, wherein: the outside fixedly connected with sliding block (92) of activity roof (9), spacing spout (82) have been seted up to the inside of fagging (8) down, the outside sliding connection of sliding block (92) is to the inside of spacing spout (82).
6. The walking type ejector with high ejecting stability as claimed in claim 1, wherein: two bottom fixedly connected with two stiffener (83) of fagging (8) down, with two of one side fixedly connected with sliding sleeve (11) between the bottom of stiffener (83), two sliding sleeve (11) inside sliding connection respectively to the outside that first top pushed hydraulic cylinder (5) pushed hydraulic cylinder (6) and second top pushed hydraulic cylinder (6).
7. The walking type ejector with high ejecting stability as claimed in claim 1, wherein: the top of the movable top plate (9) is provided with a grid-shaped friction surface (12), and the outer side of the lower supporting plate (8) is fixedly connected with reinforcing blocks (84) which are arranged at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121173564.7U CN215758572U (en) | 2021-05-28 | 2021-05-28 | Walking type ejector with high ejecting stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121173564.7U CN215758572U (en) | 2021-05-28 | 2021-05-28 | Walking type ejector with high ejecting stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215758572U true CN215758572U (en) | 2022-02-08 |
Family
ID=80098468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121173564.7U Expired - Fee Related CN215758572U (en) | 2021-05-28 | 2021-05-28 | Walking type ejector with high ejecting stability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215758572U (en) |
-
2021
- 2021-05-28 CN CN202121173564.7U patent/CN215758572U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220208 |