CN220035223U - Protection equipment - Google Patents
Protection equipment Download PDFInfo
- Publication number
- CN220035223U CN220035223U CN202321612694.5U CN202321612694U CN220035223U CN 220035223 U CN220035223 U CN 220035223U CN 202321612694 U CN202321612694 U CN 202321612694U CN 220035223 U CN220035223 U CN 220035223U
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- shaped
- shaped steel
- rod
- limiting
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 112
- 239000010959 steel Substances 0.000 claims abstract description 112
- 210000003205 muscle Anatomy 0.000 claims description 9
- 238000009434 installation Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 206010028331 Muscle rupture Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Abstract
The utility model discloses protection equipment, which relates to the field of prefabricated box girder door-shaped ribs, wherein door-shaped ribs are externally connected in U-shaped structures of a plurality of U-shaped steel, two adjacent U-shaped steel are connected through a connecting device, the connecting device penetrates through the side walls of the two adjacent U-shaped steel, the U-shaped steel is arranged in pairs in an inverted mode and is reversely buckled on the door-shaped ribs, an H-shaped limiting rod is inserted into an H-shaped groove, a cross rod of a T-shaped movable rod is pulled, a rectangular limiting pin penetrates through a first limiting hole and a second limiting hole, and finally the cross rod of the T-shaped movable rod is loosened, at the moment, the fixed installation of the two adjacent U-shaped steel is completed, at the moment, the U-shaped steel becomes a firm whole, when a vehicle walks above the U-shaped steel, gaps between the adjacent U-shaped steel cannot be increased due to friction between wheels and the surfaces of the U-shaped steel, and the situation that the door-shaped steel is bent due to the fact that the U-shaped steel is extruded by the U-shaped steel.
Description
Technical Field
The utility model relates to the field of precast box girder door-shaped ribs, in particular to protection equipment.
Background
The gate-type rib is a key stress part for ensuring the joint work of the box girder and the secondary pavement concrete, and firstly, the gate-type rib is a positioning bracket of a bridge deck pavement reinforcing steel bar net; secondly, because the box girder structure and the secondary concrete have poor age, the door-shaped ribs can resist horizontal shearing force and relative sliding between the box girder and the secondary concrete; thirdly, the door-shaped rib can resist the lifting effect between the concrete slab and the main girder for the pressed part of the bridge deck.
In the past, before bridge deck pavement construction, need adopt the instrument to pound down door type muscle, supply fortune roof beam car and other engineering vehicle to pass on the bridge floor, wait until bridge deck pavement time, pull the door type muscle again, this kind of tradition way is easy with door type muscle rupture, can't ensure bridge deck pavement construction quality, and at present when being under construction, in order to avoid door type muscle rupture, the workman sometimes can adopt U shaped steel to cover on door type muscle, protect door type muscle, this method can play the effect of protection door type muscle to a certain extent, but still there are some defects: because U shaped steel is individual structure one by one, when the vehicle passes on U shaped steel, because the friction on wheel and U shaped steel surface can appear the gap increase between the adjacent U shaped steel, leads to unable closely laminating between two adjacent U shaped steel, can lead to U shaped steel extrusion door type muscle to make the door type muscle buckle.
In view of this, the present utility model has been made.
Disclosure of Invention
The utility model aims at the problems and provides protection equipment which solves the problem that when a vehicle passes through the U-shaped steel, gaps between adjacent U-shaped steel are increased due to friction between wheels and the surface of the U-shaped steel.
The utility model adopts the technical scheme that: a protection device comprises a plurality of U-shaped steel;
the U-shaped steel structure is characterized in that a plurality of gate-shaped ribs are externally connected in the U-shaped structure of the U-shaped steel, a plurality of U-shaped steel is reversely buckled on the gate-shaped ribs, two adjacent U-shaped steel is connected through a connecting device, the connecting device penetrates through the side walls of the two adjacent U-shaped steel, one end of the connecting device is provided with a limiting device, and the connecting device is detachably connected with a limiting piece for fixing the two adjacent U-shaped steel through the limiting device.
Further, connecting device includes H type gag lever post, fixed plate, and is a plurality of all be equipped with T type groove on the lateral wall of U shaped steel, adjacent two the T type groove of U shaped steel has formed H type groove, the interior H type gag lever post that is equipped with of H type groove, the first end of H type gag lever post is equipped with the fixed plate, the second end of H type gag lever post runs through the T type groove of two adjacent U shaped steels slidingly, stop device sets up on the second end horizontal pole of H type gag lever post.
Further, the limiting device comprises a T-shaped movable rod and a spring, wherein the T-shaped movable rod is slidably arranged on a cross rod at the second end of the H-shaped limiting rod, the spring is sleeved on a vertical rod of the T-shaped movable rod, the first end of the spring is connected with the cross rod at the second end of the H-shaped limiting rod, and the second end of the spring is connected with the cross rod of the T-shaped movable rod;
a plurality of a side wall of U shaped steel all is equipped with the arch, all be equipped with first spacing hole on the arch, the second end of H type gag lever post all is equipped with the spacing hole of second, the locating part slidably runs through first spacing hole and the spacing hole of second respectively, be equipped with the spacing hole of third on the locating part, T type movable rod's montant detachable card is in the spacing hole of third, and the locating part passes through T type movable rod's montant and H type gag lever post detachable.
Further, a pull ring is arranged on one side of the fixing plate.
Further, the limiting piece is a rectangular limiting pin.
The utility model has the advantages that:
according to the utility model, the U-shaped steel is two by two and is reversely buckled on the door-shaped ribs, the H-shaped limiting rods are inserted into the H-shaped grooves, the cross bars of the T-shaped movable rods are pulled, the rectangular limiting pins penetrate through the first limiting holes and the second limiting holes, finally, the cross bars of the T-shaped movable rods are loosened, the springs drive the vertical rods of the T-shaped movable rods to be inserted into the third limiting holes of the rectangular limiting pins, at the moment, the fixed installation of the two adjacent U-shaped steel is completed, the U-shaped steel becomes a firm whole, when a vehicle walks above the U-shaped steel, the gap between the adjacent U-shaped steel is not increased due to friction between wheels and the surfaces of the U-shaped steel, so that the adjacent U-shaped steel cannot be tightly attached, and the U-shaped steel is extruded by the door-shaped steel to bend the door-shaped ribs.
In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages. The present utility model will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of an H-shaped stop lever installation of the present utility model;
FIG. 3 is a schematic view of the structure of the connecting device of the present utility model;
FIG. 4 is a schematic view of a spacing device according to the present utility model;
FIG. 5 is a schematic view of a retainer mounting structure of the present utility model;
fig. 6 is a schematic view of the bump structure of the present utility model.
Reference numerals:
1 is U-shaped steel; 11 is a T-shaped groove; 12 is a bulge; 13 is a first limiting hole; 2 is a connecting device; 21 is an H-shaped limiting rod; 211 is a second limiting hole; 22 is a fixed plate; 23 is a pull ring; 3 is a limiting piece; 31 is a third limiting hole; 4 a limiting device; 41 is a T-shaped movable rod; 42 are springs.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1 to 6, a protection device comprises a plurality of U-shaped steel 1;
the U-shaped structures of the U-shaped steel 1 are externally connected with gate-shaped ribs, the U-shaped steel 1 is reversely buckled on the gate-shaped ribs in a detachable mode, two adjacent U-shaped steel 1 are connected through a connecting device 2, the connecting device 2 penetrates through the side walls of the two adjacent U-shaped steel 1, a limiting device 4 is arranged at one end of the connecting device 2, and the connecting device 2 is detachably connected with a limiting piece 3 for fixing the two adjacent U-shaped steel 1 through the limiting device 4;
in this embodiment: the number of the U-shaped steel 1 is selected according to actual conditions, the U-shaped steel 1 is reversely buckled on the door-shaped rib, a vehicle passes through the U-shaped steel 1, and the U-shaped steel can play a role in protecting the door-shaped rib;
when the U-shaped steel 1 is used, the U-shaped steel 1 is connected with the door-shaped steel rib in a pair by two and reversely buckled mode, then the U-shaped steel 1 is connected with the U-shaped steel rib in a pair by the connecting device 2, the connecting device 2 and the U-shaped steel 1 are fixed by the limiting device 4 and the limiting piece 3, the U-shaped steel 1 is connected in sequence, the U-shaped steel 1 is enabled to be a firm whole, when a vehicle walks above the U-shaped steel 1, the friction between the wheels and the U-shaped steel surface is avoided, the gap between the adjacent U-shaped steels is increased, the adjacent two U-shaped steels cannot be tightly attached, and accordingly the U-shaped steels are enabled to extrude the door-shaped steel rib to bend the door-shaped steel rib, as shown in fig. 1.
The connecting device 2 comprises H-shaped limiting rods 21 and fixing plates 22, T-shaped grooves 11 are formed in the side walls of a plurality of U-shaped steel 1, H-shaped grooves are formed in the T-shaped grooves 11 of two adjacent U-shaped steel 1, the H-shaped limiting rods 21 are slidably installed in the H-shaped grooves, the fixing plates 22 are installed at the first ends of the H-shaped limiting rods 21, the second ends of the H-shaped limiting rods 21 slidably penetrate through the T-shaped grooves 11 of two adjacent U-shaped steel 1, and the limiting devices 4 are arranged on the cross bars at the second ends of the H-shaped limiting rods 21;
in this embodiment: the T-shaped grooves 11 of the two adjacent U-shaped steel 1 are adopted to form H-shaped grooves, then the two adjacent U-shaped steel 1 are connected by adopting the H-shaped limiting rod 21, the operation is convenient, and the bonding degree between the two adjacent U-shaped steel 1 can be increased; a pull ring 23 is arranged on one side of the fixed plate 22, and the pull ring 23 can be convenient to mount and dismount; the fixed plate 22 has the function of blocking on one hand, and on the other hand, when the fixed plate 22 just touches the U-shaped steel 1, the limiting device 4 just can be matched with the second end of the H-shaped limiting rod 21 and the limiting piece 3;
embodiment one: when the U-shaped steel structure is used, two adjacent U-shaped steel 1 are close to each other, at the moment, two T-shaped grooves 11 form H-shaped grooves, then an H-shaped limiting rod 21 is inserted into the H-shaped grooves, then the second end of the H-shaped limiting rod 21 is fixed through a limiting device 4 and a limiting piece 3, and at the moment, the installation of the two adjacent U-shaped steel 1 is completed;
embodiment two: during disassembly, the second end of the H-shaped limiting rod 21 is separated from the limit part through the limiting device 4 and the limiting piece 3, then the pull ring 23 is pulled, the pull ring 23 drives the H-shaped limiting rod 21 to be separated from the H-shaped groove, and at the moment, the disassembly of two adjacent U-shaped steel 1 is completed; as in fig. 3.
The limiting device 4 comprises a T-shaped movable rod 41 and a spring 42, the T-shaped movable rod 41 is slidably arranged on the cross rod at the second end of the H-shaped limiting rod 21, the spring 42 is sleeved on the vertical rod of the T-shaped movable rod 41,
the first end of the spring 42 is connected with the second end cross bar of the H-shaped limiting rod 21, and the second end of the spring 42 is connected with the cross bar of the T-shaped movable rod 41; a bulge 12 is arranged on one side wall of each U-shaped steel 1, a first limiting hole 13 is formed in each bulge 12, a second limiting hole 211 is formed in each second end of each H-shaped limiting rod 21, each limiting piece 3 penetrates through the corresponding first limiting hole 13 and the corresponding second limiting hole 211 in a sliding mode, a third limiting hole 31 is formed in each limiting piece 3, vertical rods of the T-shaped movable rods 41 are detachably clamped in the corresponding third limiting holes 31, and the limiting pieces 3 are detachably arranged through the vertical rods of the T-shaped movable rods 41 and the H-shaped limiting rods 21;
in this embodiment: the limiting piece 3 is a rectangular limiting pin, and the rectangular limiting pin has the advantage that the vertical rod of the T-shaped movable rod 41 is convenient to insert into the third limiting hole 31 on the rectangular limiting pin; when the cross bar of the T-shaped movable rod 41 is not pulled, the spring 42 is in an original state, and at the moment, the vertical bar of the T-shaped movable rod 41 is positioned in the second limiting hole 211;
embodiment III: when the H-shaped limiting rod 21 is inserted into the H-shaped groove, the cross rod of the T-shaped movable rod 41 is pulled at the moment, the spring 42 is stretched at the moment until the vertical rod of the T-shaped movable rod 41 is separated from the second limiting hole 211, then the rectangular limiting pin penetrates through the first limiting hole 13 and the second limiting hole 211, finally the cross rod of the T-shaped movable rod 41 is loosened, the spring 42 is reset, the vertical rod of the T-shaped movable rod 41 is driven to be inserted into the third limiting hole 31 of the rectangular limiting pin, and at the moment, the fixed installation of two adjacent U-shaped steel 1 is completed;
embodiment four: during disassembly, the cross rod of the T-shaped movable rod 41 is pulled, the spring 42 stretches until the vertical rod of the T-shaped movable rod 41 is separated from the third limiting hole 31, the rectangular limiting pin is pulled, the rectangular limiting pin is taken out of the first limiting hole 13 and the second limiting hole 211, then the cross rod of the T-shaped movable rod 41 is loosened, the spring 42 resets, the vertical rod of the T-shaped movable rod 41 is driven to return to the second limiting hole 211, and at the moment, the two adjacent U-shaped steel 1 are separated from and limited, as shown in fig. 5.
The working process of the utility model comprises the following steps:
when the U-shaped steel 1 is required to be installed, the U-shaped steel 1 is firstly buckled on the door-shaped ribs in a reverse mode, at the moment, the two T-shaped grooves 11 form H-shaped grooves, then the H-shaped limiting rods 21 are inserted into the H-shaped grooves, then the cross bars of the T-shaped movable rods 41 are pulled, at the moment, the springs 42 are stretched until the vertical rods of the T-shaped movable rods 41 are separated from the second limiting holes 211, then rectangular limiting pins penetrate through the first limiting holes 13 and the second limiting holes 211, finally, the cross bars of the T-shaped movable rods 41 are loosened, the springs 42 are reset, the vertical rods of the T-shaped movable rods 41 are driven to be inserted into the third limiting holes 31 of the rectangular limiting pins, at the moment, the fixed installation of the two adjacent U-shaped steel 1 is completed, at the moment, the U-shaped steel 1 becomes a firm whole, when a vehicle walks above the U-shaped steel 1, gaps between the adjacent U-shaped steel cannot be tightly attached due to the friction between the wheels and the U-shaped steel surfaces, and the situation that the door-shaped steel is extruded by the U-shaped steel is caused;
when the T-shaped movable rod 41 is disassembled after being used, the cross rod of the T-shaped movable rod 41 is pulled, the spring 42 is stretched until the vertical rod of the T-shaped movable rod 41 is separated from the third limiting hole 31, the rectangular limiting pin is pulled, the rectangular limiting pin is taken out of the first limiting hole 13 and the second limiting hole 211, then the cross rod of the T-shaped movable rod 41 is loosened, the spring 42 is reset, the vertical rod of the T-shaped movable rod 41 is driven to return to the second limiting hole 211, at the moment, the two adjacent U-shaped steel 1 are separated from each other to be limited, the pull ring 23 is pulled, the pull ring 23 drives the H-shaped limiting rod 21 to be separated from the H-shaped groove, and at the moment, the disassembly of the two adjacent U-shaped steel 1 is completed, and the whole working process is completed.
According to the utility model, the U-shaped steel is two by two and is reversely buckled on the door-shaped ribs, the H-shaped limiting rods are inserted into the H-shaped grooves, the cross bars of the T-shaped movable rods are pulled, the rectangular limiting pins penetrate through the first limiting holes and the second limiting holes, finally, the cross bars of the T-shaped movable rods are loosened, the springs drive the vertical rods of the T-shaped movable rods to be inserted into the third limiting holes of the rectangular limiting pins, at the moment, the fixed installation of the two adjacent U-shaped steel is completed, the U-shaped steel becomes a firm whole, when a vehicle walks above the U-shaped steel, the gap between the adjacent U-shaped steel is not increased due to friction between wheels and the surfaces of the U-shaped steel, so that the adjacent U-shaped steel cannot be tightly attached, and the U-shaped steel is extruded by the door-shaped steel to bend the door-shaped ribs.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (5)
1. A protection device, characterized by comprising a plurality of U-shaped steel (1);
a plurality of all external door type muscle that has in the U type structure of U shaped steel (1), a plurality of U shaped steel (1) two liang of adjacent just detachable back-off is on door type muscle, adjacent two connect through connecting device (2) between U shaped steel (1), connecting device (2) run through the lateral wall of two adjacent U shaped steels (1), connecting device (2) one end is equipped with stop device (4), connecting device (2) can dismantle through stop device (4) and be connected with be used for fixed locating part (3) with two adjacent U shaped steels (1).
2. The protection device according to claim 1, wherein the connecting device (2) comprises an H-shaped limiting rod (21) and a fixing plate (22), the side walls of a plurality of U-shaped steel (1) are respectively provided with a T-shaped groove (11), the T-shaped grooves (11) of two adjacent U-shaped steel (1) form an H-shaped groove, the H-shaped groove is slidably provided with the H-shaped limiting rod (21), the first end of the H-shaped limiting rod (21) is provided with the fixing plate (22), the second end of the H-shaped limiting rod (21) slidably penetrates through the T-shaped grooves (11) of two adjacent U-shaped steel (1), and the limiting device (4) is arranged on the second end cross rod of the H-shaped limiting rod (21).
3. A protection device according to claim 2, characterized in that the limiting device (4) comprises a T-shaped movable rod (41) and a spring (42), the T-shaped movable rod (41) is slidably arranged on the second end cross rod of the H-shaped limiting rod (21), the spring (42) is sleeved on the vertical rod of the T-shaped movable rod (41), the first end of the spring (42) is connected with the second end cross rod of the H-shaped limiting rod (21), and the second end of the spring (42) is connected with the cross rod of the T-shaped movable rod (41);
a plurality of a side wall of U shaped steel (1) all is equipped with arch (12), all be equipped with first spacing hole (13) on arch (12), the second end of H type gag lever post (21) all is equipped with second spacing hole (211), locating part (3) slidably run through first spacing hole (13) and second spacing hole (211) respectively, be equipped with third spacing hole (31) on locating part (3), the montant detachable card of T type movable rod (41) is in third spacing hole (31), and locating part (3) are dismantled through montant and H type gag lever post (21) of T type movable rod (41).
4. A protection device according to claim 2, characterized in that the fixing plate (22) is provided with a pull ring (23) on one side.
5. A protection device according to claim 3, characterized in that the limit piece (3) is a rectangular limit pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321612694.5U CN220035223U (en) | 2023-06-25 | 2023-06-25 | Protection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321612694.5U CN220035223U (en) | 2023-06-25 | 2023-06-25 | Protection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220035223U true CN220035223U (en) | 2023-11-17 |
Family
ID=88725945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321612694.5U Active CN220035223U (en) | 2023-06-25 | 2023-06-25 | Protection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220035223U (en) |
-
2023
- 2023-06-25 CN CN202321612694.5U patent/CN220035223U/en active Active
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