CN220285047U - Expansion joint filling device - Google Patents
Expansion joint filling device Download PDFInfo
- Publication number
- CN220285047U CN220285047U CN202320911974.XU CN202320911974U CN220285047U CN 220285047 U CN220285047 U CN 220285047U CN 202320911974 U CN202320911974 U CN 202320911974U CN 220285047 U CN220285047 U CN 220285047U
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- CN
- China
- Prior art keywords
- expansion joint
- filling device
- filling
- joint filling
- block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910000831 Steel Inorganic materials 0.000 abstract description 28
- 239000010959 steel Substances 0.000 abstract description 28
- 239000004677 Nylon Substances 0.000 abstract description 7
- 229920001778 nylon Polymers 0.000 abstract description 7
- 239000000463 material Substances 0.000 description 15
- 239000003292 glue Substances 0.000 description 8
- 238000007789 sealing Methods 0.000 description 8
- 239000000853 adhesive Substances 0.000 description 7
- 230000001070 adhesive effect Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 6
- 239000000835 fiber Substances 0.000 description 5
- 239000006260 foam Substances 0.000 description 5
- 230000035882 stress Effects 0.000 description 5
- 241000208125 Nicotiana Species 0.000 description 4
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 4
- 239000011358 absorbing material Substances 0.000 description 4
- 239000003822 epoxy resin Substances 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 229920000647 polyepoxide Polymers 0.000 description 4
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 230000008602 contraction Effects 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 239000012745 toughening agent Substances 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 2
- 239000000701 coagulant Substances 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000002562 thickening agent Substances 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 239000004709 Chlorinated polyethylene Substances 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- BNIAKAQSIZOVSN-UHFFFAOYSA-N [Na].CC(O)CO Chemical compound [Na].CC(O)CO BNIAKAQSIZOVSN-UHFFFAOYSA-N 0.000 description 1
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 1
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000004760 aramid Substances 0.000 description 1
- 150000004982 aromatic amines Chemical class 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000001341 hydroxy propyl starch Substances 0.000 description 1
- 235000013828 hydroxypropyl starch Nutrition 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 229920006122 polyamide resin Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 235000010413 sodium alginate Nutrition 0.000 description 1
- 239000000661 sodium alginate Substances 0.000 description 1
- 229940005550 sodium alginate Drugs 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000004636 vulcanized rubber Substances 0.000 description 1
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- Road Paving Structures (AREA)
Abstract
The utility model belongs to the technical field of steel structures, and particularly relates to an expansion joint filling device of a nylon wedge-shaped structure, which is suitable for a joint of a steel main structure.
Description
Technical field:
the utility model belongs to the technical field of steel structures, and relates to an expansion joint filling device which eliminates the influence of expansion joints at the joints of a steel structure factory building caused by expansion with heat and contraction with cold.
The background technology is as follows:
the construction of the steel structure factory building has the advantages of high stability, high rigidity, good durability, short construction time, firmness, multiple links of separate construction, capability of bearing larger weight equipment and the like, and is popular with production and construction industry personnel. Therefore, most of tobacco production and construction plants take steel structures as main bodies. However, the steel construction main part is liable to take place expend with heat and contract with cold under the temperature influence, and when the swell and shrink takes place, the great gap that steel construction junction produced on the one hand brings the potential safety hazard, on the other hand, when producing, makes AGV (intelligent transfer robot) dolly wheel trap into, unable normal operation.
The expansion joint filler or filling agent in the prior art cannot be widely used in steel structure plants for tobacco production. For example, chinese patent 202210378479 discloses an anti-deformation bridge expansion joint filling and glue injecting device, comprising a box, a handle and casters; the lower part of the front side of the box body is connected with a handle; four corners of the lower side of the box body are respectively connected with a trundle; the device also comprises a moving system, a foam strip filling system and a glue injection system; the inner side of the box body is connected with a moving system; the moving system is used for controlling the foam strip filling system and the glue injection system to move up and down; the mobile system is connected with a foam strip filling system; the foam strip filling system is used for pressing the compressed foam strips into the expansion joints; the front side of the mobile system is connected with a glue injection system; the glue injection system is used for injecting glue into the expansion joint. The utility model discloses a convenient beam slab expansion joint filling structure who changes of China patent 202220921858, including beam slab body and beam slab expansion joint, the mounting groove has been seted up at the top of beam slab body, the screw hole has all been seted up to the front and back both sides on mounting groove surface, the canvas has been placed on the surface of mounting groove, the top riveting of canvas has positioning mechanism, one side fixedly connected with filling plate that the canvas is relative, the bottom riveting of filling plate has sound insulation mechanism, the constant head tank has all been seted up to both sides around the mounting groove surface. The expansion joint structure for the wagon balance disclosed in China patent 202211118685 comprises a first section steel and a second section steel which are symmetrically arranged, wherein an expansion joint is reserved between the first section steel and the second section steel, a lower flexible sealing element which is used for sealing the expansion joint is arranged between the first section steel and the second section steel along the length direction of the expansion joint, the lower flexible sealing element comprises a first clamping part and a second clamping part which are respectively positioned at two sides and a sealing part which is used for connecting the first clamping part and the second clamping part, a first clamping groove which is used for fixing the first clamping part is formed in the surface of one side of the first section steel which faces the expansion joint, and a second clamping groove which is used for fixing the second clamping part is formed in the surface of one side of the second section steel which faces the expansion joint; an upper flexible sealing glue layer used for sealing the expansion joint is arranged between the first section steel and the second section steel along the length direction of the expansion joint, and the upper flexible sealing glue layer is positioned above the lower flexible sealing element. The filling material for the bridge expansion joint disclosed in Chinese patent 202210998583 mainly comprises an adhesive material, a structural material, a stress absorbing material, a high-modulus material, a toughening agent, a thickening agent, a coagulant and a solvent; the adhesive material is at least one of epoxy resin or acrylate adhesive; the structural material is at least one of boron fiber or high-strength glass fiber; the stress absorbing material is at least one of polyurethane rubber or thermoplastic vulcanized rubber; the high modulus material is at least one of aromatic polyamide fiber or polyethylene fiber; the toughening agent is at least one of acrylonitrile-butadiene-styrene copolymer or chlorinated polyethylene; the thickener is at least one of propylene glycol sodium alginate or hydroxypropyl starch; the coagulant is at least one of polyamide resin or modified aromatic amine curing agent; the solvent is at least one of ethyl acetate or methanol; when the adhesive material is epoxy resin, the epoxy resin is bisphenol A type epoxy or phenolic epoxy resin; when the adhesive material is acrylic ester adhesive, the curing time of the acrylic ester adhesive ranges from 30 minutes to 45 minutes; the fiber length of the structural material is 1-3 mm, and the fiber diameter range of the structural material is 75-300 mu m; the range of the kinetic energy absorptivity of the stress absorbing material is 10% -30%, and the range of the elongation at break of the stress absorbing material is 120% -150%; the length range of the high-modulus material is 1.5 mm-3 mm, and the initial modulus range of the high-modulus material is 32N/tex-64N/tex; the fineness range of the toughening agent is 100-250 meshes.
Therefore, a steel structure factory building that has a simple structure, is easy to maintain, is stable to use, can meet the requirement of passing through of AGV trolley wheels, and is applied to tobacco production needs to be developed and designed.
The utility model comprises the following steps:
the utility model aims to overcome the defects of the prior art, and seeks to design a nylon expansion joint filling device meeting the set pressure load, so as to solve the problem of overlarge deformation of expansion joints of steel structure production plants in the tobacco industry.
In order to achieve the above object, the main structure of the expansion joint filling device according to the present utility model comprises a left filling block and a right filling block which are made of nylon materials and are mutually engaged; the main body structure of the left filling block comprises a left base body, a first step, a second step and a splicing strip, wherein the first step, the second step and the splicing strip are arranged on the side face of the left base body; the main body structure of the right filling block comprises a right basal body, a third step, a fourth step and an inserting block which are arranged on the side face of the right basal body; the first step, the second step, the third step and the fourth step are arranged in a staggered mode, and the plugging strip and the plugging block are arranged in a staggered mode.
The upper part of the expansion joint filling device is of a wedge-shaped structure, the lower part of the expansion joint filling device is of a mortise-tenon structure, the expansion joint filling device is arranged at the joint of a steel structure for use, when expansion joints are subjected to thermal expansion, the left matrix moves leftwards, the right matrix moves rightwards, and the left filling blocks are separated from the right filling blocks; when the expansion joint is contracted, the left matrix moves rightwards, the right matrix moves leftwards, the left filling block is contacted with the right filling block, the problem of stress of the brittle end of the wedge-shaped structure is reduced through the wedge-shaped joint structure at the upper part, the durability of the wedge-shaped structure is enhanced, under the condition that the density is high enough, the structure has good supportability for any object with the diameter of the surface of the tire passing through the upper part being more than twice that of the wedge-shaped structure at the joint, the continuity of the joint of the steel structure can be ensured, the occurrence of failure rate is reduced, meanwhile, the tenon-and-mortise structure at the lower part can provide good support for the wedge-shaped structure at the upper part, and the problem of surface continuity interruption caused by thermal expansion and contraction of the steel structure is perfectly solved under the support of the strength of nylon materials.
Compared with the prior art, the utility model provides a novel nylon expansion joint wedge structure suitable for a joint of a steel main structure, which comprises two substrates arranged at the joint of two sections of steel main structures, wherein the opposite sides of the two substrates are respectively provided with a plugging groove and a plugging strip, the plugging strips are plugged in the corresponding plugging grooves, one end of each plugging strip, which corresponds to the inner side of each plugging groove, is provided with a wedge structure, and a mortise-tenon structure is arranged below the overlapping position of each plugging groove and each plugging strip, so that the two substrates are always positioned at the same horizontal plane.
Description of the drawings:
fig. 1 is a schematic diagram of the principle of the main structure of the present utility model.
Fig. 2 is a top view of the body structure of the present utility model.
Fig. 3 is a three-dimensional view of the body structure of the present utility model.
FIG. 4 is a schematic view showing the state of the expansion joint when the expansion joint is thermally expanded.
FIG. 5 is a schematic view showing the state of the expansion joint when cold shrinkage occurs.
The specific embodiment is as follows:
the utility model is further described below by way of example with reference to the accompanying drawings.
Example 1:
the main structure of the expansion joint filling device related to the embodiment comprises a left filling block 1 and a right filling block 2 which are in splicing fit; the main body structure of the left filling block 1 comprises a left base body 11, a first step 12, a second step 13 and a plug strip 14; the bottom of the right side surface of the left base body 11 is provided with a first step 12, the middle part is provided with a second step 13, the top is provided with a plurality of plugging strips 14 at equal intervals, wherein the bottom surface of the first step 12 is level with the bottom surface of the left base body 1; the main body structure of the right filling block 2 comprises a right base 21, a third step 22, a fourth step 23, a plug block 24 and a plug groove 25; the middle part of the left side surface of the right base body 21 is provided with a third step 22 and a fourth step 23, the fourth step 23 is provided with a plurality of plug blocks 24 at equal intervals, and a gap between two adjacent plug blocks 24 is a plug groove 25; in addition, a plurality of bolt holes 3 are formed in the left filling block 1 and the right filling block 2, and two bolt holes 3 are arranged in a row.
The expansion joint filling device is connected with the steel structures at the two sides of the joint of the steel structures through the positioning screw made of nylon and the bolt hole 3, when the expansion joint is thermally expanded, the left matrix 11 moves leftwards, the right matrix 21 moves rightwards, and the left filling block 1 is separated from the right filling block 2; when the expansion joint is contracted, the left filling block 1 is contacted with the right filling block 2, the left base body 11 moves rightwards, the right base body 21 moves leftwards, the first step 12 moves to the lower part of the third step 22, the second step 13 moves to the gap between the third step 22 and the fourth step 23, and the plugging strip 14 moves into the plugging groove 25 between the plugging blocks 24; in addition, the use of set screw can be quick dismantle and install, maintains fast under nylon ageing or life condition in the end.
After the expansion joint filling device is installed, the times of sinking of the AGV trolley wheels are obviously reduced under the condition that the expansion and contraction degree of the original expansion joint is unchanged; the AGV trolley can not fall into the expansion joint when the wheels are started and stopped, so that the production operation rate is greatly improved, and the labor cost of manual intervention is reduced.
Claims (6)
1. The main structure of the expansion joint filling device comprises a left filling block and a right filling block which are mutually matched; the main body structure of the left filling block comprises a left base body, and a first step, a second step and a splicing strip which are arranged on the side surface of the left base body; the main body structure of the right filling block comprises a right base body, and a third step, a fourth step and an inserting block which are arranged on the side face of the right base body.
2. The expansion joint filling device according to claim 1, wherein the first step and the second step are arranged in a staggered manner with the third step and the fourth step, and the plugging strip is arranged in a staggered manner with the plugging block.
3. The expansion joint filling device according to claim 1 or 2, wherein the upper part is a wedge-shaped structure, and the lower part is a mortise and tenon structure.
4. The expansion joint filling device according to claim 3, wherein the bottom surface of the first step is flush with the bottom surface of the left base body.
5. The expansion joint filling device according to claim 3, wherein a plurality of bolt holes are provided in the left filling block and the right filling block.
6. The expansion joint filling device according to claim 5, wherein two bolt holes are arranged in a row.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320911974.XU CN220285047U (en) | 2023-04-21 | 2023-04-21 | Expansion joint filling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320911974.XU CN220285047U (en) | 2023-04-21 | 2023-04-21 | Expansion joint filling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220285047U true CN220285047U (en) | 2024-01-02 |
Family
ID=89332213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320911974.XU Active CN220285047U (en) | 2023-04-21 | 2023-04-21 | Expansion joint filling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220285047U (en) |
-
2023
- 2023-04-21 CN CN202320911974.XU patent/CN220285047U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |