CN214995401U - Linear connecting plate and step plate prepared on basis of linear connecting plate - Google Patents
Linear connecting plate and step plate prepared on basis of linear connecting plate Download PDFInfo
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- CN214995401U CN214995401U CN202120872089.6U CN202120872089U CN214995401U CN 214995401 U CN214995401 U CN 214995401U CN 202120872089 U CN202120872089 U CN 202120872089U CN 214995401 U CN214995401 U CN 214995401U
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- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- 230000010354 integration Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
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Abstract
The utility model discloses a straight connecting plate and a step plate prepared on the basis of the same, wherein the main body of the connecting plate is a rectangular plate, the inside of the rectangular plate is divided into a plurality of cavities by a plurality of vertically arranged partition plates, the outsides of two short edges of the rectangular plate are respectively provided with a connecting lug, and the connecting lug is provided with a longitudinally through mounting hole; the step plate is formed by respectively fixing a P-shaped connecting plate at two ends of a straight-line-shaped connecting plate by bolts, and the positions of the two P-shaped connecting plates are reversed; the I-shaped connecting plate is of an integrally formed structure and is used as a main plane structure of the step plate, the integrally designed part of the top surface of the I-shaped connecting plate is a completely continuous plane, and the condition that a seam is clamped and falls down cannot occur in the walking process; the seamless risk that does not have less article from the gap and drop and injure bottom personnel also in the top surface, and its wholeization degree after assembling with P type connecting plate is high, and the structural strength of flier is high, and the safety in utilization is effectively guaranteed.
Description
Technical Field
The utility model relates to a platform equipment technical field, especially a linear connecting plate and take this step board of preparation as the basis.
Background
Because the fireproof grade and the safety requirement of offshore oil drilling platforms and dangerous chemical enterprises are higher, platform step plates are mostly made of steel grids or composite material grids. The steel grating-made step plate has a limited use due to its great weight and the problem of being easily rusted after long-term exposure. The molding grid step plate belongs to one of composite material grids, and the overall strength and rigidity of the product are insufficient due to the problem of low content of fiber reinforced materials, so that the use safety needs to be improved. The pultrusion grating also belongs to one of composite material gratings, the strength of the step plate manufactured by the pultrusion grating is respectively borne by each I-steel, after the step plate is assembled, the adjacent I-steels are still relatively independent, a closed cavity cannot be formed, and the condition that the I-steels are broken when local stress is overlarge exists.
In order to improve the performance and the use convenience of the step plate, the step plate is reinforced and improved in stages by technical personnel in related fields according to the feedback of practical application, for example, Chinese patent CN 212405796U discloses an integral composite material step plate for an offshore oil drilling platform, the step plate has strong integrity and no connection problem, so that the rapid assembly between plates can be carried out, but the step plate with the structure has larger volume and large hoisting and transportation difficulty; during production, the fiber yarns and felts are used in a large amount, so that the phenomenon of 'dead halt' is easily caused, and the production efficiency is low; in addition, the supporting legs at the bottom of the step plate are partially open spaces, so that a closed cavity cannot be formed, the supporting legs at the corresponding open spaces are easy to break when the stress is uneven, the strength of the whole structure is affected, a plurality of cavities are formed at the bottom of the supporting legs, when the stress at the top of the step plate is large, the top flat plate still has the risk of sinking downwards or even breaking, and the use safety needs to be further improved;
chinese patent CN 201495701U discloses an anti-falling step plate, which is a step plate structure formed by combining multiple fittings, can be hoisted and transported in batches and in a classified manner, the convenience in the middle process is obviously improved, but because the fittings are too scattered, the problem of poor integrity of the step plate can be caused after a plurality of I-shaped steels are assembled, the stability is difficult to ensure, and the tops of the adjacent I-shaped steels have installation gap seams, so that the condition that toes are accidentally trapped in the gaps when people walk is very likely to occur, and the accident of tripping and mistaken falling is caused; meanwhile, small articles (such as a damaged steel ball on a bearing) can fall from the mounting clearance gap to injure personnel right below the step plate, and great potential safety hazards exist.
Therefore, it is necessary to make further strong adaptability improvement to the fitting structure of the step plate aiming at the defects existing in the prior art, so that the difficulty and cost of hoisting and transporting can be reduced, the structural stability of the device can be ensured, and the use safety index can be improved.
Disclosure of Invention
In order to solve the problem, the utility model provides a style of calligraphy connecting plate and take this step board of preparing as the basis, a style of calligraphy connecting plate is the integral structure, and the integration degree of the step board that forms after being connected with other accessories is high, connects stably between each accessory, and the safety in utilization is effectively guaranteed.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme: the utility model provides a straight style of calligraphy connecting plate, the connecting plate main part is the rectangular plate, and the inside several cavity that is equallyd divide into by the baffle of several vertical settings of rectangular plate is equipped with a engaging lug respectively in two minor face outsides of rectangular plate, is equipped with the several mounting hole that vertically link up on the engaging lug.
Further, a filling material is filled in the cavity.
Further, the partition plate, the connecting lugs and the rectangular plate are integrally formed.
Furthermore, a plurality of anti-skid grooves extending along the length direction of the rectangular plate are arranged on the upper surface of the rectangular plate at intervals.
The step plate is formed by respectively fixing a P-shaped connecting plate at two ends of the straight-shaped connecting plate by bolts, and the positions of the two P-shaped connecting plates are reversed; the P-shaped connecting plate is formed by integrally splicing a second rectangular plate and a step stopping plate, the inner side ends of the upper plane and the lower plane of the second rectangular plate are provided with horizontally extending butt-joint plates, the shape of an open rectangular frame formed by the two butt-joint plates and the second rectangular plate in a surrounding mode is matched with the shape of the connecting lug, and second mounting holes matched with the two butt-joint plates are formed in the positions, corresponding to the mounting holes, of the butt-joint plates.
Further, the inside of the second rectangular plate is filled with a filler.
Furthermore, the second rectangular plate, the stop plate and the butt plate are integrally formed, and a plurality of anti-skid grooves extending along the length direction of the P-shaped connecting plate are formed in the planes of the upper side and the lower side of the P-shaped connecting plate.
Furthermore, a loose core rivet hole is arranged at the outer side end of the step-stopping plate.
The utility model has the advantages that:
1. the novel I-shaped connecting plate is of an integrally formed structure, is high in structural strength, serves as a main plane structure of the step plate, and is integrally designed, so that the treaded part of the top surface of the I-shaped connecting plate is a complete and continuous plane, and the clamping seam falling-down condition cannot occur in the walking process; the top surface is seamless, namely the risk that smaller objects fall from the gap and injure bottom personnel is avoided, and the use safety is obviously improved;
2. the novel linear connecting plate and the two P-shaped connecting plates are matched and assembled to form a complete step plate assembly, the step plate is not a special-shaped integrated structure with a large integral volume any more, the design can improve the convenience in the disassembling and assembling process, each accessory is small in volume in the unassembled state, the production efficiency is high, the packaging and transportation are convenient, the hoisting and transportation cost is saved, individual accessories can be replaced independently when damaged, and the integral service life of the step plate is prolonged;
3. the top surface of the assembled step plate is provided with an anti-skid groove, so that the anti-skid safety is improved;
4. the step plate formed by the linear connecting plate and the P-shaped connecting plate is of a multi-assembly structure, so that modular production can be performed in a factory, and the construction cost is reduced;
5. although the step plate structure comprises a plurality of accessories, the integrity of the single accessory is higher, so that the assembled step plate structure does not appear scattered, the assembled step plate structure depends on the tightness, the structures are mutually supported, the upper end and the lower end of a step plane are both provided with rigid support structures, a cavity with an opening at the bottom is not formed, the bearing capacity is strong, the assembly integrity is high, and the structural strength of the step plate is effectively ensured; and all be filled with filler in the inside cavity of P type connecting plate and the inside cavity of style of calligraphy connecting plate for the bearing performance of step board obtains further promotion, receives filler's bearing effect when top surface panel pressurized sinks, and the deformation degree is very low, and the difficult condition of taking place bending fracture of panel, not only the security obtains further guarantee, and panel life also obtains obvious extension.
6. Each fitting is made of fiber reinforced resin matrix composite materials through a pultrusion process, so that the section has the characteristics of light weight, high strength, corrosion resistance, fatigue resistance, good shock absorption, no deformation and no moisture absorption, and is particularly suitable for being used by offshore oil drilling platforms and dangerous chemical enterprises.
Drawings
FIG. 1 is a schematic cross-sectional view of a straight web;
FIG. 2 is a schematic cross-sectional view of the step plate after the linear connecting plate and the P-shaped connecting plate are assembled;
FIG. 3 is a schematic cross-sectional view of a P-type web;
FIG. 4 is a schematic cross-sectional view of two step plates in a spliced state;
wherein, 11-rectangular plate, 12-partition board, 13-cavity, 14-connecting lug, 15-mounting hole, 16-filling material, 17-antiskid groove;
21-second rectangular plate, 22-stop plate, 23-butt plate, 24-open rectangular frame, 25-second mounting hole, 26-blind rivet hole.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Example 1: linear connecting plate
In order to promote the convenience of step plate accessory when hoist and mount, transportation, connection, reduce manufacturing and assembly cost, disclose a style of calligraphy connecting plate in this embodiment, the connecting plate main part is rectangular plate 11, and the inside baffle 12 by several vertical settings of rectangular plate 11 equally marks off several cavity 13, is equipped with a engaging lug 14 respectively in two minor face outsides of rectangular plate 11, is equipped with vertically the several mounting hole 15 that link up on engaging lug 14.
The cavity 13 is filled with a filler 16, and the filler 16 is a long fiber-reinforced rigid polyurethane composite material.
The partition plate 12, the connecting lugs 14 and the rectangular plate 11 are integrally formed, so that the integral degree of the linear connecting plate used as a main stepping structure is high, and the stability of the integral structure is obviously enhanced after the linear connecting plate is connected with other stepping plate accessory plates.
A plurality of anti-slip grooves 17 extending along the length direction are formed on the upper surface of the rectangular plate 11 at intervals.
Example 2: step plate prepared on basis of straight-line-shaped connecting plate
When the step plate is assembled, the linear connecting plate disclosed in embodiment 1 needs to be utilized, and the P-type connecting plates need to be used in a matching manner, two P-type connecting plates are respectively arranged at two ends of the linear connecting plate, the positions of the two P-type connecting plates are reversed, and the linear connecting plate and the P-type connecting plates are fixed through bolts.
The P-type connecting plate is formed by integrally splicing a second rectangular plate 21 and a step-stopping plate 22, the inner side ends of the upper plane and the lower plane of the second rectangular plate 21 are provided with horizontally extending butt-joint plates 23, the shape of an open rectangular frame 24 formed by the two butt-joint plates 23 and the second rectangular plate 21 in a surrounding mode is matched with the shape of the connecting lug 14, and second mounting holes 25 matched with the butt-joint plates 23 are arranged at positions corresponding to the mounting holes 15.
To increase the structural strength of the P-type connection plate, the interior of the second rectangular plate 21 is also filled with a filler material 16.
The upper and lower planes of the P-shaped connecting plate are provided with a plurality of anti-skid grooves 17 extending along the length direction.
Second rectangular plate 21, board 22 and the butt joint board 23 integrated into one piece stop, the structural strength of P type connecting plate can be promoted to the integral structure, and then guarantees the stability and the security of the step board of final assembly completion.
In order to facilitate assembling and splicing of two adjacent step plates, a blind rivet hole 26 is formed in the outer end of the step plate 22 so that quick installation between the two adjacent step plates can be completed by using a blind rivet, and the blind rivet hole 26 is a through hole.
The P-shaped connecting plate and the I-shaped connecting plate are both made of fiber reinforced resin matrix composite materials, and have the advantages of high specific strength and modulus, light dead weight, chemical medium corrosion resistance, fatigue resistance, durability and good insulating property.
The specific installation process is as follows:
the connecting lugs 14 on two sides of the straight connecting plate are respectively matched and clamped in the open rectangular frames 24 of the two P-type connecting plates in an inverted relationship, so that the second mounting holes 25 on the P-type connecting plates are aligned with the mounting holes 15 on the connecting lugs 14, and then bolts are used for sequentially penetrating through the mounting holes 15, the second mounting holes 25 and the bolt holes on the stair supporting frame to connect the plates and mount and connect the step plate and the stair supporting frame, so that the step plate and the supporting frame are firmly combined and cannot be loosened.
And finally, when the adjacent step plates are butted, connecting and fixing the step plate 22 extending upwards from the right side end of the step plate positioned below and the blind rivet hole 26 in the step plate 22 extending downwards from the left side end of the step plate positioned above by using the blind rivet.
The whole step plate is built the in-process and mainly utilizes bolted connection and rivet connection's form to accomplish fixed work, and the simple easy operation of fixed process, fixed strength is high, is difficult for appearing the not hard up phenomenon of damaging of structure, and the safety in utilization promotes further.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (8)
1. The utility model provides a style of calligraphy connecting plate, its characterized in that, the connecting plate main part is rectangular plate (11), and several cavity (13) are equallyd divide into by several vertical baffle (12) that set up in rectangular plate (11) inside, are equipped with a engaging lug (14) respectively in two minor face outsides of rectangular plate (11), are equipped with vertically several mounting hole (15) that link up on engaging lug (14).
2. A web according to claim 1, characterised in that the cavities (13) are filled with a filling material (16).
3. A I-shaped web according to claim 1, characterised in that the partition (12), the engaging lugs (14) and the rectangular plate (11) are formed integrally.
4. A I-shaped web according to claim 1, characterised in that the rectangular plate (11) is provided with a plurality of spaced apart anti-slip grooves (17) extending along its length.
5. The tread plate made of the straight connecting plates according to any one of claims 1 to 4, wherein the tread plate is formed by bolting a P-shaped connecting plate at each end of the straight connecting plate, and the positions of the two P-shaped connecting plates are reversed; the P-shaped connecting plate is formed by integrally splicing a second rectangular plate (21) and a stop plate (22), abutting plates (23) extending horizontally are arranged at the inner side ends of the upper plane and the lower plane of the second rectangular plate (21), the shape of an open rectangular frame (24) formed by the two abutting plates (23) and the second rectangular plate (21) in a surrounding mode is matched with the shape of the connecting lug (14), and second mounting holes (25) matched with the abutting plates (23) are formed in positions, corresponding to the mounting holes (15), of the abutting plates (23).
6. The step plate according to claim 5, characterized in that the interior of the second rectangular plate (21) is filled with a filler material (16).
7. The step plate according to claim 6, wherein the second rectangular plate (21), the step plate (22) and the butt plate (23) are integrally formed, and a plurality of anti-slip grooves (17) extending along the length direction are formed on the upper and lower side planes of the P-shaped connecting plate.
8. The step plate according to claim 7, characterized in that blind rivet holes (26) are provided at the outer ends of the step plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120872089.6U CN214995401U (en) | 2021-04-26 | 2021-04-26 | Linear connecting plate and step plate prepared on basis of linear connecting plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120872089.6U CN214995401U (en) | 2021-04-26 | 2021-04-26 | Linear connecting plate and step plate prepared on basis of linear connecting plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214995401U true CN214995401U (en) | 2021-12-03 |
Family
ID=79091546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120872089.6U Expired - Fee Related CN214995401U (en) | 2021-04-26 | 2021-04-26 | Linear connecting plate and step plate prepared on basis of linear connecting plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214995401U (en) |
-
2021
- 2021-04-26 CN CN202120872089.6U patent/CN214995401U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211203 |
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| CF01 | Termination of patent right due to non-payment of annual fee |