CN216043051U - Highway bridge construction foundation ditch protector - Google Patents
Highway bridge construction foundation ditch protector Download PDFInfo
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- CN216043051U CN216043051U CN202122327639.9U CN202122327639U CN216043051U CN 216043051 U CN216043051 U CN 216043051U CN 202122327639 U CN202122327639 U CN 202122327639U CN 216043051 U CN216043051 U CN 216043051U
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Abstract
The utility model relates to a public road bridge roof beam construction foundation ditch protector relates to the field of public road bridge roof beam construction, and it includes guide arm, installation piece and guardrail, guide arm bottom fixedly connected with base, the guide arm with be provided with the installed part between the installation piece, the guardrail includes a plurality of mutual articulated connecting rods and is located both ends connecting rod tip ball joint has the connecting block, the installation piece is kept away from the side fixedly connected with mounting panel of guide arm, fixed surface is connected with the dead lever on the mounting panel, the connecting block runs through along vertical direction and is provided with and is used for rotating the connection the mounting hole of dead lever, be provided with on the dead lever and be used for fixing the locking piece of connecting block. This application passes through the connecting block with the guardrail and is connected with the installation piece, and the connecting block is rotatable on the installation piece for the guardrail can carry out angle modulation according to the foundation ditch shape, has the convenient effect of use.
Description
Technical Field
The application relates to the field of public road bridge roof beam construction, especially relate to a public road bridge roof beam construction foundation ditch protector.
Background
In the construction engineering of highway bridges, foundation pits are usually excavated, and in order to protect the surrounding environment of the foundation pits and the safety of pedestrians, supporting, reinforcing and protecting measures are required to be adopted for the side walls and the surrounding environment of the foundation pits.
The prior Chinese patent with the patent application number of CN202020457869.X provides a highway bridge construction foundation pit protection device, and relates to the technical field of construction protection. The positioning device comprises a rack, wherein a positioning frame is fixedly connected to one side wall of the rack, a warning mark is inserted in the positioning frame, a fixing device is arranged on one end side wall of the positioning frame and comprises two mounting sleeves, one end side wall of each mounting sleeve is fixedly connected with one end side wall of the positioning frame, a compression spring is fixedly connected to the inner wall of each mounting sleeve, a sliding block is fixedly connected to one end of each compression spring, the sliding block is inserted into each mounting sleeve and is in sliding connection with the inner wall of each mounting sleeve, a mounting frame is fixedly connected to one side wall of each mounting sleeve, and a positioning block is rotatably connected to each mounting frame.
Aiming at the related technologies, the inventor thinks that when the periphery of a foundation pit needs to be enclosed, after a supporting rod is fixedly installed, the enclosure angle of a frame cannot be adjusted flexibly, and the defect of inconvenient use exists.
SUMMERY OF THE UTILITY MODEL
In order to improve the guardrail and be not convenient for carry out the problem of angle modulation according to the shape of construction foundation ditch, this application provides a public road bridge roof beam construction foundation ditch protector.
The application provides a pair of highway bridge construction foundation ditch protector adopts following technical scheme:
the utility model provides a public road bridge roof beam construction foundation ditch protector, includes guide arm, installation piece and guardrail, guide arm bottom fixedly connected with base, the guide arm with be provided with the installed part between the installation piece, the guardrail includes a plurality of mutual articulated connecting rods and is located both ends connecting rod tip ball joint has the connecting block, the installation piece is kept away from the side fixedly connected with mounting panel of guide arm, fixed surface is connected with the dead lever on the mounting panel, the connecting block runs through along vertical direction and is provided with and is used for rotating the connection the mounting hole of dead lever, be provided with on the dead lever and be used for fixing the locking piece of connecting block.
Through adopting above-mentioned technical scheme, at first enclose around the foundation ditch and establish a plurality of guide arms, all be connected with the fixed block through the installed part on the guide arm, secondly will correspond the dead lever with the mounting hole on the connecting rod ball articulated connecting block, the upper surface butt of the bottom terminal surface of messenger's connecting block and mounting panel, the connecting rod at guardrail both ends is connected double-phase adjacent guide arm, thereby the connecting block can rotate the realization for the dead lever and to enclosing the regulation of angle, and be articulated between the connecting rod, consequently, guardrail length can stretch out the regulation, thereby make the protector of establishing of enclosing to adjust according to the size and the shape of foundation ditch.
Optionally, the locking piece sets up to the locking nut, the dead lever is kept away from the tip of connecting block is the screw thread setting, the locking nut with dead lever threaded connection, just the locking nut lower surface with the top end face butt of connecting block.
Through adopting above-mentioned technical scheme, after the dead lever passed the mounting hole on the connecting block, the bottom terminal surface of connecting block and the upper surface butt of mounting panel, the connecting block rotates for the dead lever and can not drop, and after the angle modulation was accomplished, to the screw thread end installation locking nut of dead lever, behind the bottom terminal surface of locking nut and the upper surface butt of connecting block, the locking nut was with the fixed centre gripping of connecting block between locking nut and mounting panel for connecting block and mounting block are stably connected.
Optionally, the installed part sets up to the fixture block, the fixture block with guide arm bisymmetry side fixed connection just follows the length direction equidistance of guide arm is arranged and is had a plurality ofly, a plurality of joint holes have been seted up on the installation piece, the opening orientation in joint hole the guide arm sets up, the fixture block joint in the joint is downthehole, be provided with in the installation piece and be used for fixing the mounting of fixture block.
Through adopting above-mentioned technical scheme, the joint hole with the installation piece side corresponds the fixture block on the guide arm, and the rethread mounting is with the stable joint of fixture block in the joint downthehole, and the length direction equidistance of installation board is arranged a plurality ofly along the card hole, and consequently the height of installation piece can change wantonly and the mountable is a plurality ofly to make the installation density of guardrail can carry out altitude mixture control and increase and decrease of quantity according to the job site actual conditions.
Optionally, the fixing part is set as a fixed block, the mounting block is arranged on the bottom wall of the clamping hole, a sliding hole is formed in the bottom wall of the clamping hole, a resetting part used for connecting the fixed block is arranged in the sliding hole, a fixed hole is formed in the fixed block, and the fixed block is clamped in the fixed hole.
Through adopting above-mentioned technical scheme, the fixture block joint is downthehole back in the joint of installation piece, fixed orifices and slide opening intercommunication on the fixture block, and the fixed block joint that connects through the piece that resets in the slide opening is in the fixed orifices, and the installation piece realizes fixed connection with the guide arm promptly.
Optionally, the reset piece is set as a spring, one end of the spring is fixedly connected with the end face of the fixture block far away from the fixing block, the other end of the spring is fixedly connected with the bottom wall of the sliding hole, and a transmission piece used for driving the fixing block to be close to or far away from the fixture block is arranged on the mounting block.
Through adopting above-mentioned technical scheme, make the fixed block keep away from the fixture block through the driving piece, the spring is compressed, and the fixed block is fixed in the sliding hole, with the fixture block joint in the downthehole back of joint, the effect of driving piece power is cancelled, the fixed block is in the fixed orifices of fixture block of joint under the resilience effort of spring promptly, the joint relation of fixed block and fixture block is accomplished in the compression of spring and resilience effect for the installation piece can be fixed with the fixture block joint on the guide arm and dismantle.
Optionally, the transmission part is set as a driving rod, a guide hole is formed in the installation block in the vertical direction, the driving rod is connected to the inside of the guide hole in a sliding mode, a through hole used for communicating with the sliding hole is formed in the inner wall of the guide hole of the installation block, the driving rod is close to a transmission rod fixedly connected to the peripheral wall of the guide rod, and the transmission rod penetrates through the through hole and the end of the transmission rod is fixedly connected with the fixing block.
Through adopting above-mentioned technical scheme, press the actuating lever, the actuating lever is the downstream in the guiding hole, the transfer line with actuating lever perisporium fixed connection moves down in the through-hole, because the other end and the fixed block fixed connection of transfer line, consequently the fixed block is driven by the transfer line and moves down, the spring is compressed, can shift out the fixture block from the joint hole in, loosen the actuating lever, the fixed block resumes to the joint hole in the slide opening under the rebound effect of spring promptly, if the joint has the fixture block in the joint hole, the fixed block is the joint in the fixed orifices of fixture block, the removal of actuating lever control fixed block in the slide opening, make the joint of fixed block and fixture block and separation can operate outside the installation block, consequently the actuating lever makes the fixed of installation block and guide arm and dismantles simple easy operation.
Optionally, a pressing block is fixedly connected to an end portion of the driving rod far away from the mounting block.
Through adopting above-mentioned technical scheme, according to the area of contact of briquetting increase and actuating lever top end face for the process of pressing the actuating lever is more convenient.
Optionally, the vertical cross section of the base is trapezoidal.
Through adopting above-mentioned technical scheme, trapezoidal setting makes the base place more steadily on the road surface, and is more stable with base fixed connection's guide arm installation.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the guardrail is provided with connecting rods which are hinged with each other, connecting blocks which are hinged with the connecting rods at two ends in a ball mode are rotatably connected with the mounting blocks on the guide rods, the guardrail is connected with two adjacent guide rods, the distance between the two guide rods can be controlled by stretching the connecting rods, the angle between the guardrail and the guide rods can be changed by rotating the connecting rods at two ends, the distance between the two adjacent guide rods and the angle between the two adjacent guide rods can be adjusted, and the whole protection device can be adjusted according to the size and the shape of a foundation pit on a construction site;
2. the installation piece is through the fixture block joint with on the guide arm, the fixture block is provided with a plurality ofly along the length direction of guide bar, joint hole position on the installation piece is fixed, consequently can change the fixture block with installation piece joint to adjust the height and the quantity of installation piece, the joint hole joint on fixed block in the installation piece and the fixture block presses the actuating lever of being connected with the fixed block, can be with fixed block and fixture block separation, make installation piece and guide arm separation, and then realize dismantling of guardrail, be convenient for transport.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
FIG. 3 is a schematic cross-sectional view of the connection block, the fixture block, the driving rod and the mounting plate in the embodiment of the present application;
fig. 4 is an exploded view of the mounting plate, fence and lock nut of the embodiment of the present application.
Reference numerals: 1. a guide bar; 2. mounting blocks; 3. a guardrail; 4. a connecting rod; 5. a base; 6. connecting blocks; 7. fixing the rod; 8. mounting holes; 9. a locking nut; 10. a clamping block; 11. mounting a plate; 12. a clamping hole; 13. a fixed block; 14. a slide hole; 15. a spring; 16. a drive rod; 17. a transmission rod; 18. a pressing block; 19. a fixing hole; 20. a guide hole; 21. and a through hole.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses public road bridge roof beam construction foundation ditch protector. Referring to fig. 1, a public road bridge roof beam construction foundation ditch protector includes guide arm 1, installation piece 2 and guardrail 3, and the bottom fixedly connected with base 5 of guide arm 1, the vertical cross-section of base 5 sets up to trapezoidal, is convenient for set up guide arm 1 stably on the road surface, is provided with the installed part between guide arm 1 and the installation piece 2.
Refer to fig. 2 and fig. 3, the installed part sets up to fixture block 10, 1 horizontal cross-section of guide arm sets up to the quadrangle, fixture block 10 and 1 two symmetrical lateral surfaces fixed connection of guide arm and the length direction equidistance range along guide arm 1 have seven, two joint holes 12 have been seted up on installation block 2, the opening of two joint holes 12 sets up and sets up along the length direction of installation block 2 towards guide arm 1, the distance between two joint holes 12 equals the distance between the vertical direction of two adjacent fixture blocks 10 on the guide arm 1, consequently two adjacent fixture blocks 10 joint respectively in two joint holes 12, because fixture block 10 is provided with a plurality ofly, consequently installation block 2 can be arbitrary with two adjacent fixture block 10 joints on the guide arm 1, make the height and the quantity of installation block 2 on guide arm 1 can change according to actual demand, installation block 2 is provided with the mounting that is used for fixed fixture block 10 in joint hole 12.
The mounting sets up to fixed block 13, mounting block 2 has seted up slide opening 14 in the diapire of joint hole 12, mounting block 2 is provided with the piece that resets that is used for connecting fixed block 13 in slide opening 14, the piece that resets sets up to spring 15, the one end of spring 15 and the diapire fixed connection of fixed block 13, the other end of spring 15 and the diapire fixed connection of slide opening 14, when spring 15 is in the natural extension state, the top that spring 15 was kept away from to fixed block 13 is located joint hole 12, compression spring 15, fixed block 13 is located slide opening 14 completely, be provided with the driving medium that is used for driving fixed block 13 and is close to or keeps away from fixture block 10 on the mounting block 2.
The transmission part is set as a driving rod 16, the end part of the driving rod 16 far away from the installation block 2 is fixedly connected with a pressing block 18, the installation block 2 is provided with a guide hole 20 along the vertical direction, the driving rod 16 is connected in the guide hole 20 in a sliding way, the installation block 2 is provided with a through hole 21 used for communicating with the sliding hole 14 on the inner wall of the guide hole 20, the driving rod 16 is fixedly connected with a transmission rod 17 near the peripheral wall of the guide rod 1, the transmission rod 17 passes through the through hole 21 and the end part is fixedly connected with the fixed block 13, when the spring 15 is in a free deformation state, the peripheral wall of the transmission rod 17 connected with the fixed block 13 is abutted against the upper wall surface of the through hole 21, the pressing block 18 is pressed, the driving rod 16 is driven to drive the connecting rod 4 to move downwards, the fixed block 13 moves into the sliding hole 14 from the clamping hole 12, the spring 15 is compressed, at the moment, the peripheral wall of the transmission rod 17 is abutted against the bottom wall of the through hole 21, and the bottom wall of the pressing block 18 is abutted against the upper surface of the mounting block 2.
Pressing drive rod 16, making fixed block 13 compress in slide opening 14 back, with fixture block 10 joint in the joint hole 12 of installation piece 2, fixture block 10 has seted up fixed orifices 19 near the bottom of installation piece 2, loosens drive rod 16, and fixed block 13 joint under the rebound effect of spring 15 is in the fixed orifices 19 of fixture block 10, and installation piece 2 fixes on guide arm 1 promptly.
Referring to fig. 4, the guardrail 3 is provided with a plurality of connecting rods 4 hinged to each other, connecting blocks 6 are hinged to the end portions of the connecting rods 4, after the mounting blocks 2 are stably clamped to the clamping blocks 10 on the guide rods 1, the side surfaces, far away from the guide rods 1, of the mounting blocks 2 are fixedly connected with mounting plates 11, the upper surfaces of the mounting plates 11 are fixedly connected with fixing rods 7, the two connecting blocks 6 penetrate through mounting holes 8 for rotatably connecting the fixing rods 7 in the vertical direction, the length dimension of the fixing rods 7 in the vertical direction is larger than the width dimension of the connecting blocks 6 in the vertical direction, the two connecting blocks 6 are respectively sleeved on the fixing rods 7 on the two adjacent guide rods 1 with the same height, the distance between the side surface, close to the guide rods 1, of the connecting block 6 and the side surface, far away from the guide rods 1, of the mounting blocks 2 is larger than the length of the connecting blocks 6 in the width direction of the guide rods 1, and the lower surfaces of the connecting blocks 2 are abutted to the upper surfaces of the mounting plates 11, the guardrail 3 connects two adjacent guide rods 1 through the connecting block 6, and the connecting rods 4 hinged to each other enable the distance between the two adjacent guide rods 1 to be adjustable, and the fixing rod 7 is provided with a locking piece for fixing the mounting block 2.
The locking piece sets up to locking nut 9, and the tip that connecting block 6 was kept away from to dead lever 7 is the screw thread setting, and the threaded end of dead lever 7 passes mounting hole 8, and locking nut 9 and the threaded end threaded connection of dead lever 7 and the lower surface of locking nut 9 and the top end face butt of connecting block 6, and locking nut 9 is with connecting block 6 and 2 fixed connection of installation piece, and is convenient for dismantle and install guardrail 3.
The implementation principle of the highway bridge construction foundation pit protection device in the embodiment of the application is as follows: after the number and the height of the guardrails 3 are determined, the installation blocks 2 with the corresponding number correspond to the two adjacent fixture blocks 10 with the corresponding heights, the pressing block 18 at the top end of the driving rod 16 is pressed, the driving rod 16 drives the driving rod 17 and the fixing block 13 to move downwards, the spring 15 in the sliding hole 14 is compressed, the fixing block 13 is limited in the sliding hole 14 by the driving rod 17, after the fixture blocks 10 are clamped in the clamping holes 12, the fixing holes 19 are communicated with the sliding holes 14, the pressing block 18 is loosened, the fixing block 13 is clamped in the fixing holes 19 under the rebounding action of the spring 15, the fixture blocks 10 are accordingly fixed in the clamping holes 12, and the installation blocks 2 are fixed with the guide rods 1.
With 3 both ends connecting blocks of guardrail 8 on the mounting hole corresponding dead lever 7, the screw thread end of dead lever 7 passes locking nut 9 behind the mounting hole 8, two connecting blocks 6 are fixed with the installation piece 2 on the double-phase adjacent guide arm 1 respectively, because connecting block 6 is ball-hinged with 4 tip of connecting rod, consequently can adjust the relative angle of double-phase adjacent guide arm 1, because guardrail 3 comprises mutual articulated connecting rod 4 consequently tensile connecting rod 4 can adjust the distance between the adjacent guide arm 1, a plurality of fixture blocks 10 of the equal fixedly connected with of 1 plane of symmetry of guide arm, consequently protector can comprise a plurality of guide arm 1 interconnect.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a public road bridge roof beam construction foundation ditch protector which characterized in that: including guide arm (1), installation piece (2) and guardrail (3), guide arm (1) bottom fixedly connected with base (5), guide arm (1) with be provided with the installed part between installation piece (2), guardrail (3) include a plurality of mutual articulated connecting rod (4) and be located both ends connecting rod (4) tip ball joint has connecting block (6), installation piece (2) are kept away from the side fixedly connected with mounting panel (11) of guide arm (1), fixed surface is connected with dead lever (7) on mounting panel (11), connecting block (6) run through along vertical direction and are provided with and are used for rotating the connection mounting hole (8) of dead lever (7), be provided with on dead lever (7) and be used for fixing the locking piece of connecting block (6).
2. The highway bridge construction foundation pit protection device of claim 1, wherein: the locking piece sets up to locking nut (9), dead lever (7) are kept away from the tip of connecting block (6) is the screw thread setting, locking nut (9) with dead lever (7) threaded connection, just locking nut (9) lower surface with the top terminal surface butt of connecting block (6).
3. The highway bridge construction foundation pit protection device of claim 1, wherein: the mounting piece is arranged to be a clamping block (10), the clamping block (10) is fixedly connected with two symmetrical side faces of the guide rod (1) and is arranged in an equidistance mode in the length direction of the guide rod (1), a plurality of clamping holes (12) are formed in the mounting block (2), the opening of each clamping hole (12) faces towards the guide rod (1), the clamping block (10) is clamped in the corresponding clamping hole (12), and a fixing piece used for fixing the clamping block (10) is arranged in the mounting block (2).
4. The highway bridge construction foundation pit protection device of claim 3, wherein: the mounting sets up to fixed block (13), installation piece (2) in sliding hole (14) have been seted up to joint hole (12) diapire, installation piece (2) in be provided with in sliding hole (14) and be used for connecting the piece that resets of fixed block (13), fixed orifices (19) have been seted up to fixture block (10) bottom, fixed block (13) joint in fixed orifices (19).
5. The highway bridge construction foundation pit protection device of claim 4, wherein: the reset piece is set as a spring (15), one end of the spring (15) is fixedly connected with the end face of the fixture block (10) far away from the fixing block (13), the other end of the spring (15) is fixedly connected with the bottom wall of the sliding hole (14), and a transmission piece used for driving the fixing block (13) to be close to or far away from the fixture block (10) is arranged on the mounting block (2).
6. The highway bridge construction foundation pit protection device of claim 5, wherein: the driving medium sets up to actuating lever (16), guiding hole (20) have been seted up along vertical direction in installation piece (2), actuating lever (16) sliding connection in guiding hole (20), installation piece (2) in guiding hole (20) inner wall is seted up and is used for the intercommunication through-hole (21) of slide opening (14), actuating lever (16) are close to the perisporium fixedly connected with transfer line (17) of guide arm (1), transfer line (17) pass through-hole (21) and tip with fixed block (13) fixed connection.
7. The highway bridge construction foundation pit protection device of claim 6, wherein: the end part of the driving rod (16) far away from the mounting block (2) is fixedly connected with a pressing block (18).
8. The highway bridge construction foundation pit protection device of claim 1, wherein: the vertical section of the base (5) is trapezoidal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122327639.9U CN216043051U (en) | 2021-09-25 | 2021-09-25 | Highway bridge construction foundation ditch protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122327639.9U CN216043051U (en) | 2021-09-25 | 2021-09-25 | Highway bridge construction foundation ditch protector |
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| Publication Number | Publication Date |
|---|---|
| CN216043051U true CN216043051U (en) | 2022-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122327639.9U Active CN216043051U (en) | 2021-09-25 | 2021-09-25 | Highway bridge construction foundation ditch protector |
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| CN (1) | CN216043051U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114439317A (en) * | 2022-03-19 | 2022-05-06 | 聊城市交通发展有限公司 | Road bridge construction encloses fender |
| CN114575670A (en) * | 2022-05-06 | 2022-06-03 | 新乡市平原市政管理有限公司 | Intelligent regulation installation formula rail for building |
| CN114602274A (en) * | 2022-03-31 | 2022-06-10 | 聊城市交通发展有限公司 | Environmental protection dust fall equipment is used in road surface bridge construction |
-
2021
- 2021-09-25 CN CN202122327639.9U patent/CN216043051U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114439317A (en) * | 2022-03-19 | 2022-05-06 | 聊城市交通发展有限公司 | Road bridge construction encloses fender |
| CN114439317B (en) * | 2022-03-19 | 2024-01-19 | 聊城市交通发展有限公司 | Road bridge construction encloses fender |
| CN114602274A (en) * | 2022-03-31 | 2022-06-10 | 聊城市交通发展有限公司 | Environmental protection dust fall equipment is used in road surface bridge construction |
| CN114575670A (en) * | 2022-05-06 | 2022-06-03 | 新乡市平原市政管理有限公司 | Intelligent regulation installation formula rail for building |
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