CN220954223U - Reinforced concrete protection cushion block for top plate - Google Patents
Reinforced concrete protection cushion block for top plate Download PDFInfo
- Publication number
- CN220954223U CN220954223U CN202322571150.5U CN202322571150U CN220954223U CN 220954223 U CN220954223 U CN 220954223U CN 202322571150 U CN202322571150 U CN 202322571150U CN 220954223 U CN220954223 U CN 220954223U
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- arc
- steel bar
- cushion block
- reinforced concrete
- shaped
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- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 35
- 239000010959 steel Substances 0.000 claims abstract description 35
- 238000009434 installation Methods 0.000 claims abstract description 33
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims 7
- 239000004567 concrete Substances 0.000 abstract description 15
- 238000010276 construction Methods 0.000 abstract description 7
- 239000010410 layer Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000002787 reinforcement Effects 0.000 description 7
- 125000006850 spacer group Chemical group 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 239000011241 protective layer Substances 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Reinforcement Elements For Buildings (AREA)
Abstract
The utility model relates to a top plate reinforced concrete protection cushion block, which comprises a pair of symmetrically arranged semicircular cushion block bodies, wherein the side walls of the cushion block bodies are provided with arc-shaped concave steel bar installation openings, positioning grooves arranged on one side of each steel bar installation opening, and positioning blocks which are arranged on the other side of each steel bar installation opening and are in plug-in fit with the positioning grooves, the two end walls of the cushion block bodies are respectively provided with arc-shaped sliding grooves, and arc-shaped sliding strips are connected to the arc-shaped sliding grooves in a sliding mode. According to the utility model, the positioning grooves, the positioning blocks, the arc-shaped sliding grooves and the arc-shaped sliding strips are arranged, so that the pair of semicircular cushion block bodies can be fixed on the roof steel bars only by means of inserting and rotating, the installation is simple, binding wires are not consumed, the thickness consistency of the concrete steel bar protection layer is guaranteed by the circular periphery, and the construction quality is guaranteed.
Description
Technical Field
The utility model relates to the technical field of building materials, in particular to a reinforced concrete protection cushion block for a top plate.
Background
The reinforced concrete bears the compressive force through the concrete and the tensile force through the steel bars, and the two materials complement each other in length to form a common body for bearing the load. In long-term work, cracks are easy to generate on the surface of the concrete, and corrosive gas and liquid in the air can drift into the cracks along with the atmosphere to corrode the reinforcing steel bar, so that the stress of the reinforcing steel bar is weakened, and finally the reinforced concrete structure is damaged. In order to protect the steel bars in the concrete from corrosion, the thickness of the concrete at the steel bars is designed and constructed as necessary, which is known as the thickness of the steel bar protection layer. The method for controlling the thickness of the reinforcement protection layer mainly comprises the steps of binding or pre-penetrating a plurality of cushion blocks on stirrups outside the reinforcement framework, and standing a die after the reinforcement framework is bound. The distance between the reinforcing steel bar templates is kept through the cushion blocks, so that the thickness of the protective layer of the reinforcing steel bar is ensured to achieve the expected effect. The cushion blocks mainly comprise concrete cushion blocks, mortar cushion blocks, rubber cushion blocks, plastic cushion blocks and the like according to different manufacturing materials. The concrete cushion block has the advantages of most use and the widest application range at present because of the close linear expansion coefficient with concrete and good economical efficiency.
The Chinese patent with the bulletin number of CN216196030U discloses a concrete reinforcement protection layer cushion block with a buckle part, which comprises a cylindrical cushion block main body, wherein a through hole for inserting a reinforcement is formed in the middle of the cushion block main body, and a slot communicated with the through hole is formed in the peripheral direction of the cushion block main body along the inner radial direction; one side of the slot, which is communicated with the perforation, is provided with a flaring with the width larger than the diameter of the perforation, and a fastener is arranged in the flaring; the fastener comprises a stop block and a semicircular card, wherein one side of the stop block, which faces towards the perforation, is provided with an arc surface with the same curvature as the perforation, the other side of the stop block props against a boss formed on the slot by the flaring, the card comprises an upper side and a lower side which are positioned on the cushion block main body, the card is fixedly connected through a support column, the support column is fixedly connected with one side of the stop block, which props against the boss, and the upper end surface and the lower end surface of the cushion block main body are respectively provided with a clamping groove which is clamped with two ends of the card.
The prior art solutions described above have the following drawbacks: when the protective layer cushion block is installed, a worker needs to install the cushion block main body on the transverse steel bar and fix the cushion block main body by using a fastener, and the steel bar can be bound after the cushion block main body is adjusted, namely, the position of the slot needs to be adjusted in a mode that the opening deviates from a pouring template, so that the installation step is complex; after the cushion block main body is arranged, the cushion block main body is easy to rotate around the steel bars in the steel bar binding process, and after the cushion block rotates, the opening direction of the slot is changed, so that the thickness of the concrete steel bar protection layer is inconsistent, the construction quality is influenced, and the improvement is needed.
Disclosure of utility model
The utility model aims to solve the problems in the prior art and provide the reinforced concrete protection cushion block for the top plate, which has the advantages of simple installation, no wire binding consumption and contribution to ensuring the consistency of the thickness of the reinforced concrete protection layer.
The above object of the present utility model is achieved by the following technical solutions:
The utility model provides a roof reinforced concrete protection cushion, includes the semicircular cushion body of symmetrical arrangement, the lateral wall of cushion body be provided with the arc indent the reinforcing bar installation mouth, arrange in one of them constant head tank of reinforcing bar installation mouth and arrange in reinforcing bar installation mouth opposite side and with constant head tank grafting complex locating piece, arc spout has been seted up respectively to the both ends wall of cushion body, sliding connection has the arc draw runner on the arc spout.
By adopting the technical scheme, in the installation process, the pair of cushion block bodies are firstly arranged on two sides of the roof steel bar, then the sliding insertion of the positioning block on the positioning groove of the other cushion block body is correspondingly completed according to the mode of being vertical, parallel or inclined relative to the axial direction of the roof steel bar, the preliminary positioning between the pair of cushion block bodies is completed, and then the arc sliding strips are slid to enable the arc sliding strips to slide onto the arc sliding grooves of the other cushion block body, so that the limit fixation between the pair of cushion block bodies is completed, the operation is simple and quick, the installation is simple and the wire binding is not consumed; in addition, after the cushion block body is arranged, as the outer Zhou Zuge of the pair of cushion block bodies is round, even if the cushion block body rotates around the top plate steel bar in the steel bar binding process, the thickness of the concrete steel bar protection layer is not consistent, and the construction quality is ensured; in this in-process is through setting up constant head tank and locating piece, arc spout and arc draw runner to make this semicircular cushion body only need through pegging graft rotatory mode, can accomplish the fixed on the roof reinforcing bar, the installation is simple and do not consume the binding wire, circular shape periphery is favorable to guaranteeing the uniformity of concrete reinforcing bar protective layer thickness, has guaranteed construction quality.
The utility model is further provided with: the cross sections of the arc chute and the arc sliding strip are inverted T-shaped.
Through adopting above-mentioned technical scheme, the structure of the type of falling T can guarantee that the arc draw runner can slide on the arc spout, can not follow the axial opening of arc spout again and break away from the arc spout easily.
The utility model is further provided with: an arc connecting sheet is arranged between the two arc sliding strips on the cushion block body.
By adopting the technical scheme, the force application device is convenient for a user to grasp and apply force.
The utility model is further provided with: the cross section of the arc-shaped connecting piece is 匚 -shaped, and the arc-shaped connecting piece is slidably sleeved on the steel bar mounting opening.
By adopting the technical scheme, the force application device is convenient for a user to grasp and apply force.
The utility model is further provided with: and flexible reinforcing steel bar gaskets are arranged on the side walls of the arc-shaped connecting sheets.
Through adopting above-mentioned technical scheme, can be to the roof reinforcing bar of different diameters, change the reinforcing bar gasket of corresponding thickness, and then make between roof reinforcing bar and the reinforcing bar gasket keep suitable precompression to avoid the protection cushion after the installation is accomplished to select easily.
The utility model is further provided with: at least one end wall of the positioning groove penetrates through the cushion block body along the axial direction of the steel bar installation opening and forms an inserting opening.
By adopting the technical scheme, during installation, the positioning block slides upwards or downwards through the plug-in port and is plugged in the positioning groove.
The utility model is further provided with: the positioning groove is an arc-shaped groove with the axial direction parallel to the axial direction of the steel bar installation opening, and the positioning block is an arc-shaped block with the axial direction parallel to the axial direction of the steel bar installation opening.
By adopting the technical scheme, the positioning block can be prevented from being close to the opening of the side wall of the cushion block body through the positioning groove and being easily separated from the positioning groove.
The utility model is further provided with: the positioning device is characterized in that a first guide surface is arranged on an inserting port of the positioning groove, and a second guide surface matched with the first guide surface is arranged on the side wall of the positioning block.
Through adopting above-mentioned technical scheme, first guide surface and second guide surface are used for guiding the locating piece to peg graft on the constant head tank, the installation of being convenient for.
In summary, the beneficial technical effects of the utility model are as follows: through setting up constant head tank and locating piece, arc spout and arc draw runner to make this semicircular cushion body only need through grafting rotatory mode, can accomplish the fixed on the roof reinforcing bar, the installation is simple and do not consume the binding wire, circular shape periphery is favorable to guaranteeing the uniformity of concrete reinforcing bar protective layer thickness, has guaranteed construction quality.
Drawings
Fig. 1 is a schematic structural view of a roof reinforced concrete protection pad of the present utility model.
FIG. 2 is a schematic illustration of the connection between the spacer body, plug and fastener of the present utility model.
In the figure, 1, a cushion block body; 2. a steel bar installation opening; 3. a plug-in component; 31. a positioning groove; 32. a positioning block; 33. a first guide surface; 34. a second guide surface; 4. a fastener; 41. an arc chute; 42. an arc-shaped sliding bar; 43. an arc-shaped connecting sheet; 44. reinforcing steel bar gasket.
Detailed Description
The utility model will be further described with reference to the drawings and detailed description in order to make the technical means, the creation characteristics, the achievement of the objects and the functions of the utility model more clear and easy to understand.
Referring to fig. 1, a top plate reinforced concrete protection pad disclosed by the utility model comprises a pair of symmetrically arranged semicircular pad bodies 1, an arc-shaped concave reinforcing steel bar mounting opening 2 formed on the side walls of the pad bodies 1, a pair of connectors 3 and a pair of fasteners 4 arranged between the pair of pad bodies 1. The plug connector 3 completes connection positioning of the pair of cushion block bodies 1 in an axial plug connection mode along the cushion block bodies 1, and the buckling piece 4 completes limiting fixation of the pair of cushion block bodies 1 in a rotary buckling mode.
Referring to fig. 2, the socket 3 includes a positioning groove 31 formed at a side wall of the spacer body 1 and disposed at one side of the rebar installation port 2, and a positioning block 32 formed at a side wall of the spacer body 1 and disposed at the other side of the rebar installation port 2. Wherein, the two end walls of the positioning groove 31 penetrate through the cushion block body 1 along the axial direction of the reinforcing steel bar installation opening 2 and form an inserting opening, and the positioning block 32 is slidably inserted on the positioning groove 31 through the inserting opening. In addition, the positioning groove 31 is an arc-shaped groove axially parallel to the axial direction of the reinforcing steel bar installation opening 2, the positioning block 32 is an arc-shaped block axially parallel to the axial direction of the reinforcing steel bar installation opening 2, a first guide surface 33 is arranged on the insertion port of the positioning groove 31, and a second guide surface 34 matched with the first guide surface 33 is arranged on the side wall of the positioning block 32. The first guide surface 33 and the second guide surface 34 are used for guiding the positioning block 32 to be inserted into the positioning groove 31, so that the installation is convenient, and after the installation, the arc-shaped buckling structure can prevent the positioning block 32 from being easily separated from the positioning groove 31 through the opening of the positioning groove 31, which is close to the side wall of the cushion block body 1.
The fastener 4 comprises a pair of arc-shaped sliding grooves 41 respectively arranged on two end walls of the cushion block body 1, arc-shaped sliding strips 42 which are connected to the arc-shaped sliding grooves 41 in a sliding manner, arc-shaped connecting pieces 43 which are arranged on the arc-shaped sliding strips 42 in a sliding manner and sleeved on the steel bar installation opening 2 in a sliding manner, and flexible steel bar gaskets 44 which are arranged on the arc-shaped connecting pieces 43. The cross sections of the arc chute 41 and the arc sliding strip 42 are in an inverted T shape, and the inverted T-shaped structure can ensure that the arc sliding strip 42 can slide on the arc chute 41 and cannot easily separate from the arc chute 41 along the axial opening of the arc chute 41; the cross section of the arc-shaped connecting sheet 43 is 匚 -shaped, so that the arc-shaped connecting sheet is convenient for a user to grasp and apply force. In addition, the method comprises the following steps. The reinforcing steel bar spacer 44 can be replaced with the reinforcing steel bar spacer 44 with corresponding thickness for the roof reinforcing steel bars with different diameters, so that proper pre-compression force is kept between the roof reinforcing steel bars and the reinforcing steel bar spacer 44, and the protection cushion block after the installation is avoided being easily selected.
The implementation principle of the embodiment is as follows: in the installation process, the pair of cushion block bodies 1 are firstly arranged on two sides of a roof reinforcement, then the sliding insertion of the positioning block 32 on the positioning groove 31 of the other cushion block body 1 is correspondingly completed in a mode of being vertical, parallel or inclined relative to the roof reinforcement, the preliminary positioning between the pair of cushion block bodies 1 is completed, and then the arc sliding strips 42 are slid to enable the arc sliding strips to slide onto the arc sliding grooves 41 of the other cushion block body 1, so that the limiting fixation between the pair of cushion block bodies 1 is completed, the operation is simple and quick, the installation is simple, and binding wires are not consumed; in addition, after the cushion block body 1 is arranged, as the outer Zhou Zuge of the pair of cushion block bodies 1 is round, even if the cushion block body rotates around the top plate steel bar in the steel bar binding process, the thickness of the concrete steel bar protection layer is not consistent, and the construction quality is ensured; in the process, the positioning groove 31, the positioning block 32, the arc sliding groove 41 and the arc sliding bar 42 are arranged, so that the semicircular cushion block body 1 can be fixed on a roof steel bar only in a plugging and rotating mode, the installation is simple, binding wires are not consumed, and the thickness consistency of a concrete steel bar protection layer is guaranteed by the aid of the circular periphery, and the construction quality is guaranteed.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (8)
1. The utility model provides a roof reinforced concrete protection cushion which characterized in that: including pair of semicircular cushion body (1) of symmetrical arrangement, the lateral wall of cushion body (1) be provided with arc indent reinforcing bar installing port (2), arrange in constant head tank (31) of one of them side of reinforcing bar installing port (2), and arrange in reinforcing bar installing port (2) opposite side and with constant head tank (31) grafting complex locating piece (32), arc spout (41) have been seted up respectively to the both ends wall of cushion body (1), sliding connection has arc slide (42) on arc spout (41).
2. The roof reinforced concrete protective pad of claim 1, wherein: the cross sections of the arc chute (41) and the arc sliding strip (42) are inverted T-shaped.
3. A roof reinforced concrete protective pad according to claim 2, wherein: an arc connecting sheet (43) is arranged between two arc sliding strips (42) on the cushion block body (1).
4. A roof reinforced concrete protective pad according to claim 3, wherein: the cross section of the arc-shaped connecting sheet (43) is 匚 -shaped, and the arc-shaped connecting sheet (43) is slidably sleeved on the steel bar mounting opening (2).
5. The roof reinforced concrete protective pad of claim 4, wherein: a flexible reinforcing steel bar gasket (44) is arranged on the side wall of the arc-shaped connecting sheet (43).
6. The roof reinforced concrete protective pad of claim 1, wherein: at least one end wall of the positioning groove (31) penetrates through the cushion block body (1) along the axial direction of the steel bar installation opening (2) and forms an insertion opening.
7. The roof reinforced concrete protective pad of claim 6, wherein: the positioning groove (31) is an arc-shaped groove with the axial direction parallel to the axial direction of the steel bar installation opening (2), and the positioning block (32) is an arc-shaped block with the axial direction parallel to the axial direction of the steel bar installation opening (2).
8. The roof slab reinforced concrete protective pad of claim 7, wherein: the positioning device is characterized in that a first guide surface (33) is arranged on an inserting port of the positioning groove (31), and a second guide surface (34) matched with the first guide surface (33) is arranged on the side wall of the positioning block (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322571150.5U CN220954223U (en) | 2023-09-20 | 2023-09-20 | Reinforced concrete protection cushion block for top plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322571150.5U CN220954223U (en) | 2023-09-20 | 2023-09-20 | Reinforced concrete protection cushion block for top plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220954223U true CN220954223U (en) | 2024-05-14 |
Family
ID=91022308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322571150.5U Active CN220954223U (en) | 2023-09-20 | 2023-09-20 | Reinforced concrete protection cushion block for top plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220954223U (en) |
-
2023
- 2023-09-20 CN CN202322571150.5U patent/CN220954223U/en active Active
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