CN210315226U - Bridge construction combined protection device across existing line - Google Patents
Bridge construction combined protection device across existing line Download PDFInfo
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- CN210315226U CN210315226U CN201920692136.1U CN201920692136U CN210315226U CN 210315226 U CN210315226 U CN 210315226U CN 201920692136 U CN201920692136 U CN 201920692136U CN 210315226 U CN210315226 U CN 210315226U
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- rod
- fixing
- truss
- bridge construction
- existing line
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Abstract
The utility model discloses a combined protection device for bridge construction across the existing line, in particular to the field of construction auxiliary devices, which comprises a truss, wherein the top of the truss is fixedly provided with a guardrail, the bottom of the truss is provided with a support rod component, and the bottom of the support rod component is provided with a fixed seat component; the bracing piece subassembly includes a plurality of first body of rod, cup joint on the first body of rod and be equipped with the second body of rod. The utility model discloses a first body of rod slides in the second body of rod, and even the difference is great in the height of adaptation truss, makes the topography, also enables the truss and keeps the level, makes the bracing piece subassembly have fine adaptation nature, and it is very convenient to adjust, simultaneously through inserting the second dead lever in the soil to drive first dead lever motion through rotating the montant and insert around the soil, make the fixing base subassembly by fine fixing in the soil, fixed effect is very good, thereby wholly strengthened the utility model discloses a structure makes the utility model discloses have fine stability.
Description
Technical Field
The utility model relates to a construction auxiliary device technical field, more specifically says, the utility model relates to a stride existing line bridge construction combination protector.
Background
The traffic is an important link for connecting cities, is also an important channel for transporting people flow and logistics for city development, is used as main power for city development, has decisive influence on the flow of production elements and the development of a town system, is mainly based on the construction of road bridges, and needs to use a safety protection device during bridge construction.
The patent authorizes utility model patent publication No. CN 206902556U's utility model discloses a stride existing line bridge construction combination protector, including set up on the existing line bridge, be located newly-built bridge below and the fixed protection canopy that falls to the ground that corresponds with the construction position of newly-built bridge, newly-built bridge bottom is fixed with the track roof beam along its direction of construction hang on the track roof beam be equipped with the portable protection platform that the construction position of newly-built bridge corresponds. The utility model discloses a combination protector that designs has broken through the construction restriction of train non-operation period, makes the structure construction liberalization of newly-built bridge, for the time limit for a project provides important guarantee, and adopts this combination protector's protecting effect obvious, factor of safety is high.
But it is when the in-service use, still has more shortcoming, if this utility model support column is not convenient for adjust, and when striding existing line, the topography difference is great, and consequently the suitability of support column is relatively poor, and the relatively fixed effect on every independent support column and ground is not good enough, makes overall structure have the hidden danger that stability is not enough.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a stride existing line bridge construction combination protector, slide in the second body of rod through the first body of rod, but the height of adaptation truss, even make the topography difference great, also enable the truss and keep the level, make the bracing piece subassembly have fine adaptation nature, it is very convenient to adjust, simultaneously through inserting the second dead lever in the soil, and drive first dead lever motion through rotating the montant and insert around the soil, make the fixing base subassembly by fine fixing in the soil, fixed effect is very good, thereby wholly strengthened the utility model discloses a structure makes the utility model discloses have fine stability, with the problem that proposes in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a combined protection device for bridge construction across an existing line comprises a truss, wherein a guardrail is fixedly arranged at the top of the truss, a supporting rod assembly is arranged at the bottom of the truss, and a fixing seat assembly is arranged at the bottom of the supporting rod assembly;
the support rod assembly comprises a plurality of first rod bodies, wherein a second rod body is sleeved on each first rod body, first bearings are arranged on two sides of each second rod body in a penetrating mode, hand screws penetrate through the inner sides of the first bearings, L-shaped fixture blocks are arranged on two sides of each second rod body, nuts penetrate through the L-shaped fixture blocks, the hand screws penetrate through the inner sides of the nuts, springs are sleeved on the hand screws, limiting plates are arranged on the front sides and the rear sides of the L-shaped fixture blocks, the limiting plates are fixedly arranged on one sides of the first rod bodies, and a plurality of clamping grooves are formed in two sides of each first rod body;
the fixing seat assembly comprises a fixing block, a column-shaped groove and two strip-shaped grooves are formed in the fixing block, a second bearing is fixedly arranged at the top and the bottom of the column-shaped groove, a vertical rod penetrates through the inner side of the second bearing, a gear is sleeved on the vertical rod, a first fixing rod is arranged inside each strip-shaped groove, a rack is fixedly arranged on each first fixing rod, and a plurality of second fixing rods are fixedly arranged at the bottom of the fixing block.
In a preferred embodiment, a connecting block is fixedly arranged at the bottom of the second rod body.
In a preferred embodiment, the connecting block is fixedly arranged at the top of the fixing block, and the second rod body is fixedly connected with the fixing block through the connecting block.
In a preferred embodiment, a round handle is fixedly arranged at the top of the vertical rod.
In a preferred embodiment, the top of the first rod body is fixedly arranged at the bottom of the truss.
In a preferred embodiment, the spring is disposed between the second rod and the L-shaped latch.
In a preferred embodiment, two strip grooves are respectively arranged on the front side and the rear side of the cylindrical groove.
In a preferred embodiment, the rack is engaged with a gear.
In a preferred embodiment, one end of each of the first and second fixing bars is provided with a taper shape.
The utility model discloses a technological effect and advantage:
1. the height of the truss can be adapted through the sliding of the first rod body in the second rod body, so that the truss can be kept horizontal even if the difference of the landforms is large, the support rod assembly has good adaptability, the adjustment is very convenient, meanwhile, the second fixed rod is inserted into the soil, the first fixed rod is driven to move and be inserted into the surrounding soil through rotating the vertical rod, the fixing seat assembly is well fixed in the soil, the fixing effect is very good, and the structure of the utility model is integrally enhanced, so that the utility model has good stability;
2. through set up circular handle on the montant, utilize lever principle to make to rotate the montant more relaxed, through setting up second dead lever and second dead lever one end into the tapered type, reduce the resistance when inserting to in the better insertion soil of first dead lever and second dead lever.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of a portion a in fig. 1 according to the present invention.
Fig. 3 is a schematic structural diagram of a portion B in fig. 1 according to the present invention.
Fig. 4 is a schematic view of the top view structure of the fixing block of the present invention.
Fig. 5 is a schematic view of the three-dimensional structure of the L-shaped fixture block of the present invention.
The reference signs are: the device comprises a truss 1, a guardrail 2, a support rod assembly 3, a fixing seat assembly 4, a first rod body 5, a second rod body 6, a first bearing 7, a hand-screwed screw 8, a 9L-shaped fixture block, a nut 10, a spring 11, a limiting plate 12, a clamping groove 13, a fixing block 14, a cylindrical groove 15, a bar-shaped groove 16, a second bearing 17, a vertical rod 18, a gear 19, a first fixing rod 20, a rack 21, a second fixing rod 22, a connecting block 23 and a round handle 24.
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.
The combined protection device for bridge construction across the existing line, as shown in fig. 1-5, comprises a truss 1, wherein a guardrail 2 is fixedly arranged at the top of the truss 1, a support rod assembly 3 is arranged at the bottom of the truss 1, and a fixed seat assembly 4 is arranged at the bottom of the support rod assembly 3;
the supporting rod assembly 3 comprises a plurality of first rod bodies 5, a second rod body 6 is sleeved on the first rod bodies 5, first bearings 7 are arranged on two sides of the second rod body 6 in a penetrating mode, hand screws 8 are arranged on the inner sides of the first bearings 7 in a penetrating mode, L-shaped clamping blocks 9 are arranged on two sides of the second rod body 6, nuts 10 are arranged on the L-shaped clamping blocks 9 in a penetrating mode, the hand screws 8 are arranged on the inner sides of the nuts 10 in a penetrating mode, springs 11 are sleeved on the hand screws 8, limiting plates 12 are arranged on the front sides and the rear sides of the L-shaped clamping blocks 9, the limiting plates 12 are fixedly arranged on one side of the first rod bodies 5, and a plurality of clamping grooves 13 are formed in two sides of the first rod bodies 5;
the fixing seat assembly 4 comprises a fixing block 14, wherein a cylindrical groove 15 and two strip-shaped grooves 16 are formed in the fixing block 14, second bearings 17 are fixedly arranged at the top and the bottom of the cylindrical groove 15, vertical rods 18 penetrate through the inner sides of the second bearings 17, gears 19 are sleeved on the vertical rods 18, first fixing rods 20 are arranged in the two strip-shaped grooves 16, racks 21 are fixedly arranged on the first fixing rods 20, and a plurality of second fixing rods 22 are fixedly arranged at the bottom of the fixing block 14;
the bottom of the second rod body 6 is fixedly provided with a connecting block 23;
the connecting block 23 is fixedly arranged at the top of the fixed block 14, and the second rod body 6 is fixedly connected with the fixed block 14 through the connecting block 23;
the top of the first rod body 5 is fixedly arranged at the bottom of the truss 1;
the spring 11 is arranged between the second rod body 6 and the L-shaped fixture block 9;
the two strip-shaped grooves 16 are respectively arranged on the front side and the rear side of the cylindrical groove 15;
the rack 21 is engaged with the gear 19.
The implementation mode is specifically as follows: the first rod body 5 slides in the second rod body 6 to ascend or descend so as to adapt to the height of the truss 1, then the hand screw 8 is screwed, the hand screw 8 is in threaded engagement with the nut 10, and the nut 10 is fixed and can not rotate, so that when the hand screw 8 rotates, the nut 10 slides relative to the hand screw 8, the nut 10 slides to drive the L-shaped fixture block 9 on the nut 10 to move, so that one end of the L-shaped fixture block 9 is clamped in the clamping groove 13, the first rod body 5 and the second rod body 6 are relatively fixed, the fixing block 14 is placed in the ground by digging a pit position on the ground, the second fixing rod 22 on the fixing block 14 is inserted into the ground, then the gear 19 on the fixing rod is driven to rotate by rotating the vertical rod 18, the gear 19 drives the rack 21 meshed with the gear 19 to slide, the rack 21 slides to drive the first fixing rod 20 on the fixing rod to slide, so that the first fixing rod 20 protrudes out of the fixing block 14, the utility model discloses a first body of rod 5 slides in the second body of rod 6, but adaptation truss 1's height, even make the topography difference great, also enable truss 1 and keep the level, make bracing piece subassembly 3 have fine adaptation nature, it is very convenient to adjust, simultaneously through inserting second dead lever 22 in the soil to drive first dead lever 20 motion through rotating montant 18 and insert around the soil, make fixing base subassembly 4 by fine fixing in the soil, fixed effect is very good, thereby wholly strengthened the utility model discloses a structure makes the utility model discloses have fine stability.
The combined protection device for bridge construction across the existing line as shown in the attached drawings 1 and 3 further comprises a circular handle 24, wherein the circular handle 24 is fixedly arranged at the top of the vertical rod 18;
one end of each of the first fixing rod 20 and the second fixing rod 22 is set to be a cone shape.
The implementation mode is specifically as follows: by providing the round handle 24 on the vertical rod 18, it is easier to rotate the vertical rod 18 using the principle of leverage, and by setting the second fixing rod 22 and one end of the second fixing rod 22 to be tapered, the resistance when inserting is reduced, so that the first fixing rod 20 and the second fixing rod 22 are better inserted into the ground.
The utility model discloses the theory of operation:
referring to the attached drawings 1-5 of the specification, the first rod body 5 slides in the second rod body 6, the height of the truss 1 can be adapted, even if the difference of the terrain is large, the truss 1 can be kept horizontal, the supporting rod assembly 3 has good adaptability and is very convenient to adjust, meanwhile, the second fixing rod 22 is inserted into the soil, the first fixing rod 20 is driven by rotating the vertical rod 18 to move and be inserted into the surrounding soil, the fixing seat assembly 4 is well fixed in the soil, the fixing effect is very good, and therefore the structure of the utility model is integrally strengthened, and the utility model has good stability;
referring to the accompanying drawings 1 and 3 of the specification, the round handle 24 is arranged on the vertical rod 18, the vertical rod 18 can be rotated more easily by utilizing the lever principle, and the resistance during insertion is reduced by setting one ends of the second fixing rod 22 and the second fixing rod 22 to be conical, so that the first fixing rod 20 and the second fixing rod 22 can be better inserted into the ground.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a stride existing line bridge construction combination protector, includes truss (1), its characterized in that: the top of the truss (1) is fixedly provided with a guardrail (2), the bottom of the truss (1) is provided with a support rod assembly (3), and the bottom of the support rod assembly (3) is provided with a fixing seat assembly (4);
the support rod assembly (3) comprises a plurality of first rod bodies (5), a second rod body (6) is sleeved on the first rod bodies (5), first bearings (7) are arranged on two sides of the second rod bodies (6) in a penetrating mode, hand screws (8) are arranged on the inner sides of the first bearings (7) in a penetrating mode, L-shaped clamping blocks (9) are arranged on two sides of the second rod bodies (6), nuts (10) are arranged on the L-shaped clamping blocks (9) in a penetrating mode, the hand screws (8) are arranged on the inner sides of the nuts (10) in a penetrating mode, springs (11) are sleeved on the hand screws (8), limiting plates (12) are arranged on the front side and the rear side of each L-shaped clamping block (9), the limiting plates (12) are fixedly arranged on one side of the first rod bodies (5), and a plurality of clamping grooves (13) are formed in two sides of the first rod bodies (;
the fixing seat assembly (4) comprises a fixing block (14), a cylindrical groove (15) and two strip-shaped grooves (16) are formed in the fixing block (14), a second bearing (17) is fixedly arranged at the top and the bottom of the cylindrical groove (15), a vertical rod (18) penetrates through the inner side of the second bearing (17), a gear (19) is sleeved on the vertical rod (18), a first fixing rod (20) is arranged inside the strip-shaped groove (16), a rack (21) is fixedly arranged on the first fixing rod (20), and a plurality of second fixing rods (22) are fixedly arranged at the bottom of the fixing block (14).
2. The combined protection device for existing line bridge construction according to claim 1, wherein: and a connecting block (23) is fixedly arranged at the bottom of the second rod body (6).
3. The combined protection device for existing line bridge construction according to claim 2, wherein: the connecting block (23) is fixedly arranged at the top of the fixing block (14), and the second rod body (6) is fixedly connected with the fixing block (14) through the connecting block (23).
4. The combined protection device for existing line bridge construction according to claim 1, wherein: a round handle (24) is fixedly arranged at the top of the vertical rod (18).
5. The combined protection device for existing line bridge construction according to claim 1, wherein: the top of the first rod body (5) is fixedly arranged at the bottom of the truss (1).
6. The combined protection device for existing line bridge construction according to claim 1, wherein: the spring (11) is arranged between the second rod body (6) and the L-shaped clamping block (9).
7. The combined protection device for existing line bridge construction according to claim 1, wherein: the two strip-shaped grooves (16) are respectively arranged on the front side and the rear side of the column-shaped groove (15).
8. The combined protection device for existing line bridge construction according to claim 1, wherein: the rack (21) is meshed with the gear (19).
9. The combined protection device for existing line bridge construction according to claim 1, wherein: one ends of the first fixing rod (20) and the second fixing rod (22) are both set to be conical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920692136.1U CN210315226U (en) | 2019-05-15 | 2019-05-15 | Bridge construction combined protection device across existing line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920692136.1U CN210315226U (en) | 2019-05-15 | 2019-05-15 | Bridge construction combined protection device across existing line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210315226U true CN210315226U (en) | 2020-04-14 |
Family
ID=70138535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920692136.1U Expired - Fee Related CN210315226U (en) | 2019-05-15 | 2019-05-15 | Bridge construction combined protection device across existing line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210315226U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111576254A (en) * | 2020-05-27 | 2020-08-25 | 郑州航空工业管理学院 | Civil engineering is with bridge strutting arrangement who has anti-settling structure |
| CN111877171A (en) * | 2020-07-27 | 2020-11-03 | 程喜贵 | Bridge assembled shore temporary buttress device |
-
2019
- 2019-05-15 CN CN201920692136.1U patent/CN210315226U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111576254A (en) * | 2020-05-27 | 2020-08-25 | 郑州航空工业管理学院 | Civil engineering is with bridge strutting arrangement who has anti-settling structure |
| CN111877171A (en) * | 2020-07-27 | 2020-11-03 | 程喜贵 | Bridge assembled shore temporary buttress device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 Termination date: 20210515 |