CN220953217U - Construction tool for concrete dam - Google Patents
Construction tool for concrete dam Download PDFInfo
- Publication number
- CN220953217U CN220953217U CN202322581517.1U CN202322581517U CN220953217U CN 220953217 U CN220953217 U CN 220953217U CN 202322581517 U CN202322581517 U CN 202322581517U CN 220953217 U CN220953217 U CN 220953217U
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- supporting platform
- connecting plate
- safety pin
- support frame
- vertical support
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- 238000010276 construction Methods 0.000 title claims abstract description 23
- 230000008093 supporting effect Effects 0.000 claims abstract description 95
- 238000001125 extrusion Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 5
- 238000005266 casting Methods 0.000 description 13
- 238000009434 installation Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000000670 limiting effect Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The utility model discloses a construction tool for a concrete dam, which comprises a vertical support frame, wherein a panel is arranged on one side of the vertical support frame, a plurality of support platforms are connected on the other side of the vertical support frame side by side, outer protection frames are connected to the plurality of support platforms, two ends of each support platform are respectively hinged with the support platform and the outer protection frames, a connecting plate is arranged on one side of the vertical support frame, which is close to the support platform, a first mounting hole is formed in the connecting plate, the first mounting hole is connected with the support platform through a fixing screw, a swinging rod is rotationally connected to the connecting plate below the support platform, the swinging rod is connected with the connecting plate through an elastic piece, the end part of the swinging rod is mutually attached to the support platform, a safety pin which is connected with the connecting plate in a sliding way is arranged on one side, far away from the support platform, of the swinging rod is spaced from the middle part of the swinging rod. The utility model can play a role in supporting and warning when the supporting platform is overturned, thereby improving the safety of operators.
Description
Technical Field
The utility model relates to a casting template for a concrete dam, in particular to a construction tool for the concrete dam.
Background
The concrete dam of the current pumped storage power station needs to be cast by using a casting template in the processing process, and the existing casting template is shown in a patent 201610733250.5 and comprises a stress channel steel, a protection plate and a protection frame which are connected with each other; the inner side of the stress channel steel is provided with a panel for casting and shaping, the outer side of the stress channel steel is connected with a protection plate for supporting an operator, and the outer side of the protection plate is provided with a protection frame for protection, so that the operator can stand on the protection plate to disassemble and assemble the casting template during operation.
However, the casting template has the defect that in order to ensure the hoisting of the casting template and the operation stability of operators, the inclination angle of the protection plate can be adjusted according to requirements, so that the protection plate is fixed on the stressed channel steel in a bolt hinging and nut screwing mode; the hidden danger of loosening of the nut and stress overturning of the protection plate exists in the connecting structure, so that the safety of operators is reduced.
Therefore, the existing casting forms for concrete dams have a problem of low safety.
Disclosure of utility model
The utility model aims to provide a construction tool for a concrete dam. The support platform can play a role in supporting and warning when the support platform is overturned, so that the safety of operators is improved.
The technical scheme of the utility model is as follows: the utility model provides a concrete dam is with construction tool, includes vertical support frame, and the middle part of vertical support frame is connected with pre-buried screw rod, and pre-buried screw rod's tip extends to vertical support frame's outside and connects the dam body, and one side of vertical support frame is equipped with the panel, and vertical support frame's opposite side is connected with a plurality of supporting platform side by side, and a plurality of supporting platform's is connected with outer protection frame, supporting platform's both ends respectively with supporting platform and outer protection frame hinge each other, vertical support frame is equipped with the connecting plate in being close to supporting platform one side, is equipped with first mounting hole on the connecting plate, connects supporting platform through fixing screw rod in the first mounting hole, rotates on the connecting plate of supporting platform below to be connected with the swinging arms, and the swinging arms is the slope setting for supporting platform, and through elastic component interconnect between swinging arms and the connecting plate, and the tip and the supporting platform laminating each other of swinging arms are equipped with the shear pin of sliding connection connecting plate in one side of keeping away from the supporting platform, and the interval is left with the middle part of swinging arms.
In the construction tool for the concrete dam, an impact block is arranged on one side of the swinging rod, the middle part of the safety pin is aligned with the impact block, and two ends of the safety pin are connected with the connecting plate in a sliding manner.
In the construction tool for the concrete dam, the connecting plate is connected with the safety pin in a sliding manner through the strip hole, the strip hole is obliquely arranged relative to the swinging rod, and one end of the safety pin penetrates through the connecting plate and is connected with the locking piece.
In the construction tool for the concrete dam, the safety pin forms an extrusion plane on one side far away from the swinging rod, the two sides of the strip hole are provided with the pressed faces matched with the safety pin, the extrusion plane of the safety pin is mutually attached to one pressed face of the strip hole, the pressed faces are formed by sequentially connecting a plurality of step faces which are arranged in a step shape, a clamping face is formed between every two adjacent step faces, and one side of the safety pin is mutually attached to the clamping face.
In the construction tool for the concrete dam, the width of the safety pin at the extrusion plane is the width a, the width of the safety pin at the non-extrusion plane is the width b, the width of the strip hole is the width c, and the height of the clamping surface is the height d; the value of the width c is not smaller than the width a plus the height d, and the value of the width c is smaller than the width b.
In the construction tool for the concrete dam, the vertical supporting frame is of a frame structure formed by splicing a plurality of sectional materials.
In the construction tool for the concrete dam, the demolding screw is arranged on the vertical supporting frame, and the demolding screw and the embedded screw are arranged in a staggered mode.
Compared with the prior art, the utility model has the following characteristics:
(1) According to the utility model, through the structural cooperation of the connecting plate, the swinging rod and the elastic piece, the swinging rod can swing along with the angle adjustment of the supporting platform in a normal state, and the supporting platform is fixed by the bolt structure, so that the safety pin and the swinging rod are mutually separated; when the bolt structure between the supporting platform and the connecting plate is loosened to cause the rotation and the falling of the supporting platform, the swinging rod swings along with the swinging rod to fall and is contacted with the safety pin, so that the supporting platform is temporarily supported by the cooperation of the safety pin and the swinging rod, and potential safety hazards caused by the fact that the supporting platform is overturned are avoided; meanwhile, small vibration of the supporting platform can also warn operators, so that the operators can timely screw the bolt structure again, and the safety of the bolt structure is ensured;
(2) The safety pin is separated from the swinging rod in a normal state, so that the safety pin cannot be subjected to pressure from the supporting platform, the structural stability of the safety pin in a non-use state is ensured, and the supporting effect of the safety pin in use is improved;
(3) The connecting structure between the connecting plate and the safety pin is limited, so that the problem that the safety pin transversely slides along the strip hole after being subjected to the pressure of the swinging rod can be effectively avoided, and the angle limiting effect of the safety pin on the supporting platform is improved; on the basis, through the pressed surface formed by sequentially connecting a plurality of step surfaces, the limit position of the safety pin can be increased, so that the installation position of the safety pin can be adjusted according to the fixed angle of the supporting platform, the rotation amplitude of the supporting platform after the bolt looseness is reduced, and the stability of the supporting platform is improved;
Therefore, the utility model can play a role in supporting and warning when the supporting platform is overturned, thereby improving the safety of operators.
Drawings
Fig. 1 is a schematic structural view of embodiment 1;
FIG. 2 is an enlarged view of FIG. 1 in the direction A;
FIG. 3 is an enlarged view of a portion of example 2 at the connection plate;
FIG. 4 is an enlarged view of a portion of example 3 at the connection plate;
Fig. 5 is a connection structure diagram of the long hole and the shear pin in embodiment 3.
The marks in the drawings are: the device comprises a vertical supporting frame 1-, a pre-buried screw rod 2-, a panel 3-, a supporting platform 4-, an outer protecting frame 5-, a connecting plate 6-, a fixing screw rod 7-, a swinging rod 8-, a safety pin 9-, an impact block 10-, a strip hole 11-, an extrusion plane 12-, a compression surface 13-, a demoulding screw rod 14-, a step surface 131-and a clamping surface 132-respectively.
Detailed Description
The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.
Example 1. The utility model provides a concrete dam is with construction tool, constitute as shown in fig. 1 and 2, including vertical support frame 1, the middle part of vertical support frame 1 is connected with embedded screw 2 through the nut, the nut is fixed in the left and right sides of vertical support frame respectively when the installation, embedded screw 2's tip extends to the outside of vertical support frame 1 and connects the dam body, one side of vertical support frame 1 is equipped with panel 3, vertical support frame 1's opposite side is connected with a plurality of supporting platform 4 side by side, a plurality of supporting platform 4's is connected with outer protection frame 5, install protection network and hanging hole respectively on the outer protection frame 5, supporting platform 4's both ends respectively with supporting platform 4 and outer protection frame 5 are articulated each other, vertical support frame 1 is equipped with connecting plate 6 in being close to supporting platform 4 one side, be equipped with first mounting hole on connecting plate 6, the inside the first mounting hole is connected supporting platform 4 through fixing screw 7, fixing screw 7 passes connecting plate 6 and supporting platform 4 connection fixation nut in proper order during the installation, thereby adjust and spacing platform 4's inclination, the connecting plate 6 on the below the supporting platform 4 is rotated and is connected with swinging rod 8, swinging rod 8 is the supporting platform 8 and is equipped with the connecting plate 8 through the elastic pin 8 and is equipped with the connecting plate 9 and is equipped with the connecting plate 8 between the mutual tension spring 8 and the mutual adjusting pin of supporting platform 4 and the end, the elastic pin of the elastic pin 4 is equipped with between the supporting platform and the supporting platform 8 and the end 9 after the mutual tension pin is equipped with the connecting plate 8 and the connecting plate is mutually attached to the supporting platform and the supporting platform 4.
An impact block 10 is arranged on one side of the swinging rod 8, the middle part of the safety pin 9 and the impact block 10 are mutually aligned, and two ends of the safety pin 9 are connected with the connecting plate 6.
The vertical support frame 1 is a frame structure formed by splicing a plurality of sectional materials.
The vertical support frame 1 is provided with a demoulding screw 14, the demoulding screw 14 and the embedded screw 2 are arranged in a staggered mode, and the panel 3 is provided with openings for the demoulding screw 14 and the embedded screw 2 to pass through.
The application method of the construction tool for the concrete dam comprises the following steps of:
① Assembling the vertical support frame, the support platform and the outer protective frame to form a pouring template, and adjusting the inclination angles of the support platform and the outer protective frame relative to the vertical support frame based on the inclination of the dam in the assembling process;
② After the support platform and the outer protective frame are fixed, the sliding position of the safety pin on the connecting plate is adjusted, so that an interval is formed between the safety pin and the swinging rod after the safety pin moves;
③ The operator enters a pouring template, and then the pouring template is hoisted to the corresponding installation position of the dam by a tower crane;
④ Fixing the embedded screw rod on the dam and the casting templates mutually, supporting the casting templates by using the embedded screw rod, respectively installing a plurality of casting templates according to the steps, and connecting and fixing the casting templates mutually after installation;
⑤ The operator leaves the pouring template, and the poured concrete is shaped by the pouring template;
When the supporting platform is stressed to rotate in the lifting and fixing processes of the pouring template, the supporting platform drives the swinging rod to rotate together and enables the swinging rod to contact with the safety pin along with rotation, the safety pin is matched with the swinging rod to support the supporting platform after being pressed, the current position of the supporting platform is kept unchanged, and then an operator is used for fixing the hinging point of the supporting platform and the vertical supporting frame again.
In normal use of the embodiment, the safety pin 9 and the swinging rod 8 are mutually separated, and an interval for adjusting the angle of the supporting platform 4 is reserved, so that the supporting platform 4 can be rotationally adjusted and bolted in a conventional manner when the casting template is assembled.
When the rotation limit failure of the supporting platform 4 is caused by looseness between the fixing screw 7 and the fixing nut, the supporting platform 4 turns downwards and drives the swinging rod 8 to swing downwards, the swinging rod 8 contacts the safety pin 9 after swinging, and the safety pin 9 limits and temporarily supports the safety pin, so that the safety of the pouring template under the condition is ensured. The supporting platform 4 can enable an operator to generate vibration sense in the process of overturning to contact with the safety pin 9, so that a warning effect is achieved, the operator can screw the fixing nut at the joint again, or the operator can quickly hoist to a safety area when the fixing nut cannot be screwed, and the safety of the operator is guaranteed.
Example 2. The utility model provides a concrete dam is with construction tool, constitute as shown in fig. 3, including vertical support frame 1, the middle part of vertical support frame 1 has pre-buried screw rod 2 through nut connection, the tip of pre-buried screw rod 2 extends to the outside of vertical support frame 1 and connects the dam body, one side of vertical support frame 1 is equipped with panel 3, the opposite side of vertical support frame 1 is connected with a plurality of supporting platform 4 side by side, the connection of a plurality of supporting platform 4 has outer protection frame 5, install protection network and hanging hole on the outer protection frame 5 respectively, supporting platform 4's both ends respectively with supporting platform 4 and outer protection frame 5 are articulated each other, vertical support frame 1 is equipped with connecting plate 6 in being close to supporting platform 4 one side, be equipped with first mounting hole on the connecting plate 6, pass connecting plate 6 and supporting platform 4 connection fixation nut in proper order through fixation screw rod 7 during the installation, thereby adjust and spacing through the inclination of elasticity fixation nut to supporting platform 4, the connecting plate 6 of supporting platform 4 below is gone up to rotate and is connected with swinging rod 8, swinging rod 8 is the slope setting for supporting platform 4, through elastic component interconnect, this elastic component can be used to keep away from the supporting platform 8 and the connecting plate 8 with the swinging rod 8 and the mutual articulated with supporting platform 5, the connecting plate 8 is equipped with the connecting plate 9 at the end of the supporting platform 4, the end of the connecting rod 9 is kept away from the safety pin 4 to the supporting platform 4, the safety pin is equipped with the connecting plate 9 to the connecting rod with the connecting plate 8 through the elastic component.
An impact block 10 is arranged on one side of the swinging rod 8, the middle part of the safety pin 9 and the impact block 10 are aligned with each other, and two ends of the safety pin 9 are connected with the connecting plate 6 in a sliding manner.
The connecting plate 6 is slidably connected with the safety pin 9 through a strip hole 11, the strip hole 11 is obliquely arranged relative to the swinging rod 8, one end of the safety pin 9 penetrates through the connecting plate 6 and is connected with a locking piece, and the locking piece can be a locking nut.
The safety pin 9 forms an extrusion plane 12 through a slot at the middle part of one side far away from the swinging rod 8, the two sides of the strip hole 11 are provided with a compression surface 13 matched with the safety pin 9, and the extrusion plane 12 of the safety pin 9 is mutually attached with the compression surface 13 at one side of the strip hole 11.
The vertical support frame 1 is a frame structure formed by splicing a plurality of sectional materials.
The vertical support frame 1 is provided with a demoulding screw 14, the demoulding screw 14 and the embedded screw 2 are arranged in a staggered mode, and the panel 3 is provided with openings for the demoulding screw 14 and the embedded screw 2 to pass through.
Compared with embodiment 1, the present embodiment connects the safety pin 9 to the connection plate 6 through the elongated hole 11, so that the fixing position of the safety pin 9 can be adjusted according to the angle of the support platform 4, thereby forming a specified distance between the safety pin 9 and the impact block 10 after installation. When the supporting platform 4 appears turning over under this state, this interval distance can avoid the potential safety hazard that supporting platform 4 flip angle was too big caused on the one hand, and on the other hand then can let the operation personnel produce clear vibration sense, guarantees the warning effect, improves its stability.
Example 3. The construction tool for the concrete dam comprises a vertical support frame 1, wherein the middle part of the vertical support frame 1 is connected with an embedded screw rod 2 through a nut, the end part of the embedded screw rod 2 extends to the outer side of the vertical support frame 1 and is connected with a dam body, one side of the vertical support frame 1 is provided with a panel 3, the other side of the vertical support frame 1 is connected with a plurality of support platforms 4 side by side, the plurality of support platforms 4 are connected with an outer protection frame 5, the outer protection frame 5 is respectively provided with a protection net and hanging holes, the two ends of the support platform 4 are respectively hinged with the support platform 4 and the outer protection frame 5, the vertical support frame 1 is provided with a connecting plate 6 at one side close to the support platform 4, the connecting plate 6 is provided with a first mounting hole, the first mounting hole is connected with the support platform 4 through a fixing screw rod 7, the fixing screw 7 passes through the connecting plate 6 and the supporting platform 4 in turn to connect the fixation nut when the installation to adjust and spacing the inclination of supporting platform 4 through elasticity fixation nut, rotate on the connecting plate 6 of supporting platform 4 below and be connected with swinging arms 8, swinging arms 8 are the slope setting for supporting platform 4, through elastic component interconnect between swinging arms 8 and the connecting plate 6, this elastic component optional extension spring or torsional spring makes it apply the pulling force towards supporting platform 4 direction to swinging arms 8 after the installation, guarantee that the tip of swinging arms 8 hugs closely supporting platform 4, the tip of swinging arms 8 is laminated each other with supporting platform 4, swinging arms 8 are equipped with the shear pin 9 of sliding connection connecting plate 6 in the one side of keeping away from supporting platform 4, the interval is left with the middle part of swinging arms 8 to the shear pin 9.
An impact block 10 is arranged on one side of the swinging rod 8, the middle part of the safety pin 9 and the impact block 10 are aligned with each other, and two ends of the safety pin 9 are connected with the connecting plate 6 in a sliding manner.
The connecting plate 6 is slidably connected with the safety pin 9 through a strip hole 11, the strip hole 11 is obliquely arranged relative to the swinging rod 8, one end of the safety pin 9 penetrates through the connecting plate 6 and is connected with a locking piece, and the locking piece can be a locking nut.
The safety pin 9 forms extrusion plane 12 in the middle part of keeping away from swinging arms 8 one side through the fluting, the both sides of rectangular hole 11 are equipped with the pressurized face 13 of cooperation safety pin 9, and the extrusion plane 12 of safety pin 9 is laminated each other with one side pressurized face 13 of rectangular hole 11, pressurized face 13 is formed by a plurality of step faces 131 that are the echelonment and arrange in proper order, forms joint face 132 between the adjacent step face 131, and one side and the joint face 132 of safety pin 9 laminate each other.
The width of the safety pin 9 at the extrusion plane 12 is a width a, the width of the safety pin 9 at the non-extrusion plane 12 is a width b, the width of the strip hole 11 is a width c, and the height of the clamping surface 132 is a height d; the value of the width c is not smaller than the width a plus the height d, and the value of the width c is smaller than the width b.
The vertical support frame 1 is a frame structure formed by splicing a plurality of sectional materials.
The vertical support frame 1 is provided with a demoulding screw 14, the demoulding screw 14 and the embedded screw 2 are arranged in a staggered mode, and the panel 3 is provided with openings for the demoulding screw 14 and the embedded screw 2 to pass through.
Compared with embodiment 2, the present embodiment is defined by the structure of the elongated hole 11, so that a plurality of step surfaces 131 for limiting can be formed on the elongated hole 11, and thus the safety pin 9 can be fixed on the corresponding step surfaces 131 according to the rotation angle of the support platform 4. When the supporting platform 4 turns over, the supporting platform 4 applies lateral extrusion force to the safety pin 9 through the swinging rod 8, so that the safety pin 9 can form a movement along the length direction of the strip hole 11 after being stressed; the safety pin 9 can be abutted under the state through the matching of the step surface 131 and the clamping surface 132, so that the transverse moving distance of the safety pin 9 is reduced, the safety pin 9 is prevented from rotating and transversely moving when being stressed excessively, and further, the supporting platform 4 is prevented from being overturned secondarily after contacting the safety pin 9, and the safety is improved.
Claims (7)
1. The utility model provides a concrete dam is with construction tool, including vertical support frame (1), the middle part of vertical support frame (1) is connected with pre-buried screw rod (2), the tip of pre-buried screw rod (2) extends to the outside of vertical support frame (1) and connects the dam body, one side of vertical support frame (1) is equipped with panel (3), the opposite side of vertical support frame (1) is connected with a plurality of supporting platform (4) side by side, be connected with outer protection frame (5) of a plurality of supporting platform (4), the both ends of supporting platform (4) are articulated with supporting platform (4) and outer protection frame (5) each other respectively, its characterized in that: vertical support frame (1) is equipped with connecting plate (6) in being close to supporting platform (4) one side, be equipped with first mounting hole on connecting plate (6), be connected with supporting platform (4) through fixing screw (7) in the first mounting hole, rotate on connecting plate (6) of supporting platform (4) below and be connected with swinging arms (8), swinging arms (8) are the slope setting for supporting platform (4), link to each other through the elastic component between swinging arms (8) and connecting plate (6), the tip and the supporting platform (4) of swinging arms (8) laminate each other, swinging arms (8) are equipped with shear pin (9) of sliding connection connecting plate (6) in one side of keeping away from supporting platform (4), the interval is left with the middle part of swinging arms (8).
2. The construction tool for a concrete dam according to claim 1, wherein: an impact block (10) is arranged on one side of the swinging rod (8), the middle part of the safety pin (9) is aligned with the impact block (10), and two ends of the safety pin (9) are connected with the connecting plate (6) in a sliding manner.
3. The construction tool for a concrete dam according to claim 2, wherein: the connecting plate (6) is connected with the safety pin (9) through a long hole (11) in a sliding mode, the long hole (11) is obliquely arranged relative to the swinging rod (8), and one end of the safety pin (9) penetrates through the connecting plate (6) and is connected with the locking piece.
4. A construction tool for a concrete dam according to claim 3, wherein: the safety pin (9) forms extrusion plane (12) in keeping away from swinging arms (8) one side, the both sides of rectangular hole (11) are equipped with pressurized face (13) of cooperation safety pin (9), and extrusion plane (12) of safety pin (9) are laminated each other with one side pressurized face (13) of rectangular hole (11), pressurized face (13) are connected gradually by a plurality of step faces (131) that are echelonment and are arranged and form, form joint face (132) between adjacent step face (131), one side and joint face (132) of safety pin (9) laminate each other.
5. The construction tool for a concrete dam according to claim 4, wherein: the width of the safety pin (9) at the extrusion plane (12) is a width a, the width of the safety pin (9) at the non-extrusion plane (12) is a width b, the width of the strip hole (11) is a width c, and the height of the clamping surface (132) is a height d; the value of the width c is not smaller than the width a plus the height d, and the value of the width c is smaller than the width b.
6. The construction tool for a concrete dam according to claim 1, wherein: the vertical support frame (1) is of a frame structure formed by splicing a plurality of sectional materials.
7. The construction tool for a concrete dam according to claim 1, wherein: the vertical support frame (1) is provided with a demolding screw (14), and the demolding screw (14) and the embedded screw (2) are arranged in a staggered mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322581517.1U CN220953217U (en) | 2023-09-21 | 2023-09-21 | Construction tool for concrete dam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322581517.1U CN220953217U (en) | 2023-09-21 | 2023-09-21 | Construction tool for concrete dam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220953217U true CN220953217U (en) | 2024-05-14 |
Family
ID=91012377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322581517.1U Active CN220953217U (en) | 2023-09-21 | 2023-09-21 | Construction tool for concrete dam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220953217U (en) |
-
2023
- 2023-09-21 CN CN202322581517.1U patent/CN220953217U/en active Active
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