CN209457752U - High-intensity special-shaped I-steel - Google Patents
High-intensity special-shaped I-steel Download PDFInfo
- Publication number
- CN209457752U CN209457752U CN201720147868.3U CN201720147868U CN209457752U CN 209457752 U CN209457752 U CN 209457752U CN 201720147868 U CN201720147868 U CN 201720147868U CN 209457752 U CN209457752 U CN 209457752U
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- steel
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- waist
- intensity special
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Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/72—Door leaves consisting of frame and panels, e.g. of raised panel type
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Corner Units Of Frames Or Wings (AREA)
- Securing Of Glass Panes Or The Like (AREA)
Abstract
The utility model provides a kind of high-intensity special-shaped I-steel, including I-steel ontology, the I-steel ontology is made of upper leg, lower leg and waist, the waist is connected between the upper leg and the lower leg, the upper leg and the lower leg are vertical with the waist, it is characterized in that, further including the ribs being arranged on the waist；The I-steel ontology and the ribs are integrally formed.High-intensity special-shaped I-steel simplifies door leaf production technology, improves product quality and production efficiency, enhances the drag of door leaf and improves closed unfailing performance, has stronger promotional value.
Description
Technical field
The utility model relates to the field of building materials, in particular to a kind of high-intensity special-shaped I-steel, especially suitable for ground
It is used on lower protection works safeguard door.
Background technique
The door leaf structure of safeguard door in existing protection works, since design for many years is welded on the channel steel of standard
It connects to snap in plate or steel plate bending frame and is poured concrete after braiding steel mesh, complex procedures, manufacture craft is big and heavy, precision
The drawbacks such as difficulty are controlled, effect is first is that closed, secondly be subject to the pressure of door leaf, for having protection and sealing function requirement
Door, it is necessary to have this load and confined condition.Since the moulding process for completing channel steel and armored concrete in original product design is multiple
It is miscellaneous, process is tedious, not only heavy workload, it is more to occupy resource, and structure is big and heavy, can not decouple, influence transport and fixing link
Safety and benefit.It needs to be positioned manually when production, workload increases, secondly, can be deformed when welding, influences straightness；Separately
Outside, it is necessary to be the method using manual welding, most positions can not automatic welding, due to more than welding sequence and exist position it is not smart
True disadvantage, more likely there are the factors such as rosin joint, dry joint, and drag weakens and the problem of blow-by, thus influence product quality.
Utility model content
The purpose of this utility model is to provide a kind of high-intensity special-shaped I-steel, are able to solve existing in the prior art
The above problem.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of high-intensity special-shaped I-steel, including I-steel ontology, the I-steel ontology is by upper leg, lower leg and waist group
At the waist is connected between the upper leg and the lower leg, and the upper leg and the lower leg are vertical with the waist, feature
It is, further includes the ribs being arranged on the waist；The I-steel ontology and the ribs are integrally formed.
Further, in above-mentioned high-intensity special-shaped I-steel, the cross central line of the ribs and the I-steel
The cross central line of ontology is overlapped.
Further, in above-mentioned high-intensity special-shaped I-steel, along the I-steel ontology on the ribs
Length direction is provided with multiple screw holes and multiple through-holes.
Further, in above-mentioned high-intensity special-shaped I-steel, the ribs includes left ribs and right ribs, institute
The left side that the waist is arranged in left ribs is stated, the right side of the waist is arranged in the right ribs.
Further, in above-mentioned high-intensity special-shaped I-steel, the section of the left ribs and the right ribs is equal
For isosceles trapezoid.
Further, in above-mentioned high-intensity special-shaped I-steel, the left ribs and the right ribs are with the work
The vertical centerline of word steel ontology is symmetrical.
Further, in above-mentioned high-intensity special-shaped I-steel, one is respectively arranged at the both ends of the ribs
Screw hole.
Further, in above-mentioned high-intensity special-shaped I-steel, the material of the high-intensity special-shaped I-steel be Q235 or
16Mn。
Further, in above-mentioned high-intensity special-shaped I-steel, the high-intensity special-shaped I-steel is people's air defense safeguard
The high-intensity special-shaped I-steel of door leaf.
High-intensity special-shaped I-steel provided by the utility model is that a kind of intensity is high, rigidity is big and Integral sealing function admirable
High-intensity special-shaped I-steel.It is bonded size requirement according to the door leaf cooperated with doorframe, proposes best carrying support load-carrying surface,
Scientific and reasonable for structure, wherein I-steel ontology+ribs is integrally formed, the overall structure of I-steel, is positioned and is tied by branch restitope
It closes, is combined with door leaf structure I-shaped steel skeleton, not only reduces welding sequence, improve processing efficiency, it is ensured that positioning accuracy,
Processing cost is reduced, is deformed when avoiding welding, ensure that door leaf in the integrality for compressing sealing strip, substantially increases
The sealing function of safeguard, thus improve product protection quality.The high-intensity special-shaped I-steel simplifies door leaf production work
Skill improves product quality and production efficiency, enhances the drag of door leaf and improves closed unfailing performance, has stronger
Promotional value.
The utility model proposes best carrying support load-carrying surface, structure according to fitting size requirement needed for door leaf production
It is scientific and reasonable, wherein I-steel ontology and ribs single hot-roll forming, by the overall structure of ribs and I-steel, with door
Channel steel and the combination of other structural frameworks are fanned, welding sequence is not only reduced, improves processing efficiency, it is ensured that positioning accuracy, drop
Low processing cost, is deformed when avoiding welding, ensure that door leaf in the integrality for compressing sealing strip, greatly strengthens door
Rigidity, the intensity of fan structure, while improving safeguard product protection quality.
The utility model simplifies production technology, improves product quality and production efficiency, enhance door leaf drag and
Airtight performance has stronger promotional value.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
Wherein:
Fig. 1 is the schematic front view of an embodiment of the present invention；
Fig. 2 is the left view schematic diagram of embodiment in Fig. 1；
Fig. 3 is the schematic top plan view of embodiment in Fig. 1；
Fig. 4 is the stereoscopic schematic diagram of embodiment in Fig. 1.
Description of symbols: 1 I-steel ontology；11 waists；12 lower legs；Leg on 13；2 screw holes；3 ribs；31 left reinforcements
Rib；32 right ribs；4 screw holes；5 through-holes.
Specific embodiment
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.It should be noted that not conflicting
In the case where, the features in the embodiments and the embodiments of the present application can be combined with each other.
In the description of the present invention, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear", "left", "right",
" in ", "vertical", "horizontal", "top", the instructions such as "bottom" orientation or positional relationship be orientation based on the figure or position
Relationship is merely for convenience of description the utility model rather than requires the utility model that must be constructed and be grasped with specific orientation
Make, therefore should not be understood as limiting the present invention.Term used in the utility model " connected ", " connection " should be done extensively
Reason and good sense solution may be a detachable connection for example, it may be being fixedly connected；It can be directly connected, middle part can also be passed through
Part is indirectly connected, and for the ordinary skill in the art, can understand specifically containing for above-mentioned term as the case may be
Justice.
As shown in Figures 1 to 4, embodiment according to the present utility model provides a kind of high-intensity special-shaped I-steel, including
I-steel ontology 1, I-steel ontology 1 are made of upper leg 13, lower leg 12 and waist 11, waist 11 be connected to leg 13 and lower leg 12 it
Between, in Fig. 2, upper leg 13 is located at the upper surface of waist 11, and lower leg 12 is located at below waist 11.Upper leg 13 and lower leg 12 and waist 11 hang down
Directly, it is preferable that the lateral surface of upper leg 13 and lower leg 12 is plane, further includes the ribs 3 being arranged on waist 11, I-steel sheet
Body 1 and ribs 3 are integrally formed.
The cross central line of ribs 3 is overlapped with the cross central line of I-steel ontology 1, so that the stress in each bearing capacity face
It is balanced.Preferably, ribs 3 includes left ribs 31 and right ribs 32, and the left side of waist 11 is arranged in left ribs 31, and the right side adds
The right side of waist 11 is arranged in strong rib 32, and left ribs 31 and right ribs 32 are symmetrical with the vertical centerline of I-steel ontology 1.
The setting of left ribs 31 and right ribs 32 enhances the intensity of I-steel entirety.
The section of left ribs 31 and right ribs 32 is isosceles trapezoid, isosceles trapezoid (section of left ribs 31)
Bottom and waist left side bearing be overlapped, upper bottom it is parallel with bottom, both ends of two bevel edges of isosceles trapezoid respectively by upper bottom are upward
The direction of leg 13 and the direction of lower leg 12 extend and intersect with the both ends of bottom, the length direction in the section and I-steel ontology 1
Vertically；The right side bearing of the bottom of isosceles trapezoid (section of right ribs 32) and waist is overlapped, upper bottom and parallel, the isosceles trapezoid in bottom
Two bevel edges respectively by upper bottom the upward leg 13 in both ends direction and lower leg 12 direction extend and intersect with the both ends of bottom,
The section is vertical with the length direction of I-steel ontology 1.
The length direction of I-steel ontology 1 is provided with two on ribs 3 (left ribs 31 and right ribs 32)
A above screw hole 4, is preferably all through-hole.Screw hole 4 is connected to left ribs 31 and right ribs 32, for the I-steel and protection
Other Prefabricated blocks connection on door, Prefabricated block can be cement testing blocks；When connection, bolt passes through through-hole 5, and both ends are used respectively
Nut is fixed.In other examples, multiple screw holes 4 can be divided into two kinds: one kind is blind hole, and another kind is through-hole.It needs
Illustrate, when screw hole 4 is through-hole, a Prefabricated block can be fixed in I-steel two sides by the screw hole 4 respectively, in spiral shell
When hole 4 is blind hole, a Prefabricated block can be fixed in I-steel side by the screw hole 4.
It is preferred that, without welding, being readily transported and assembling door leaf with high-strength bolt.Left ribs 31 and right ribs 32 are preferred
For the continuous entirety extended along the length direction of I-steel ontology.
Further, it is respectively arranged with a screw hole 2 at the both ends of ribs 3, is preferably blind hole, left ribs 31
With right ribs 32 in the prominent I-steel ontology 1 in the both ends of the length direction along I-steel ontology, i.e., left 31 He of ribs
Right ribs 32 extends to the outside of I-steel ontology 1 at the both ends of the length direction along I-steel ontology, and screw hole 2 is set to
The middle part of left ribs 31 and right ribs 32, screw hole 2 are evenly distributed on left ribs 31 and right ribs 32, and screw hole 2 is used
Be bolted in the I-steel and other I-steel or the channel steel for constituting door leaf border, it is corresponding when connection, bolt according to
The secondary screw hole (at this point, the screw hole is through-hole) on channel steel and the screw hole 2 on I-steel；And screw bolt passes I-steel
On screw hole 4 (at this point, the screw hole be through-hole) and other I-steel on screw hole 2, whole process is fixed without nut, directly tightly
Gu.
Not only waist 11, upper leg 13 and lower leg 12 are integrally formed the utility model, and I-steel ontology 1 and ribs 3 are also integrated
Molding, accelerates processing efficiency, improves positioning accuracy, reduce cost；It also avoids being deformed when welding, enhances door
Stress drag and door leaf hole airtight performance are fanned, substantially increases safeguard Integral sealing, while strengthening door leaf structure
Intensity, rigidity.
Further, the material of high-intensity special-shaped I-steel is Q235 or 16Mn, is guaranteeing high-intensity special-shaped I-steel
Under the premise of properties, when door leaf for protection works low resistance safeguard selects selection Q235, selects Q235 can be with
Reduce cost.16Mn is selected when door leaf for the high drag safeguard of protection works, identical size can reduce weight, improve
The higher intensity of safeguard.
Safeguard door provided by the utility model is as follows with the optimal size of high-intensity special-shaped I-steel:
Height h is 80mm~320mm, preferably 100mm；
The width d of waist 11 is 4mm~12mm, preferably 4.5mm；
The leg width b of upper leg 13 and lower leg 12 be 60mm~120mm, preferably 68mm, average thickness h1 be 5mm~
It 15mm, is preferably 7.6mm, end thickness=h2 of the lower leg 12 of leg 13/, h2 are 2mm~4mm, are preferably on average thickness h1-
Position and leg end distance L1 at 2.64mm, average thickness h1 are preferably 15.88mm；
The upper bottom of section, that is, isosceles trapezoid of ribs 3 and the difference of bottom are preferably 4mm, the half of a height of bottom, such as
Upper bottom h3 is that 20mm, bottom h4 are that 24mm, high L2 are 12mm；
Screw hole 2 is preferably dimensioned to be M16*30；
Screw hole 4 is preferably dimensioned to be M16*30；
Through-hole 5 is preferably dimensioned to be Φ 16.5.
The above-mentioned optimal size having a size of high-intensity special-shaped I-steel, i.e., various combining properties are optimal, implement in others
In example, above-mentioned size can be changed as needed.
It can be seen from the above description that the above embodiments of the utility model achieve the following technical effects:
1, I-steel ontology 1 and ribs 3 are integrally formed, and are reduced welding sequence, are improved door leaf processing efficiency, it is ensured that
Positioning accuracy, reduces door leaf processing cost, is deformed when avoiding welding；
2, the integral strength of I-steel of the setting enhancing of ribs 3, in order to opening screw hole 4 and through-hole 5 in I-steel,
It has been more convenient the transport and assembling of door leaf；
To sum up, safeguard Steel structure door provided by the embodiment of the utility model is a kind of strong with high-intensity special-shaped I-steel
Degree is high, rigidity is big and the high-intensity special-shaped I-steel of Integral sealing function admirable, directly produces one-pass molding by steel mill.This is high-strength
Degree abnormal-shaped joist steel can simplify the production technology of protective door, improve product quality and production efficiency, and enhance protective door
Drag improves the closed unfailing performance of safeguard, has stronger promotional value.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (9)
1. a kind of high-intensity special-shaped I-steel, including I-steel ontology, the I-steel ontology is made of upper leg, lower leg and waist,
The waist is connected between the upper leg and the lower leg, and the upper leg and the lower leg are vertical with the waist, and feature exists
In,
It further include the ribs being arranged on the waist；
The I-steel ontology and the ribs are integrally formed.
2. high-intensity special-shaped I-steel according to claim 1, which is characterized in that the cross central line of the ribs with
The cross central line of the I-steel ontology is overlapped.
3. high-intensity special-shaped I-steel according to claim 1, which is characterized in that along the work on the ribs
The length direction of word steel ontology is provided with multiple screw holes and multiple through-holes.
4. high-intensity special-shaped I-steel according to claim 1, which is characterized in that the ribs include left ribs and
The left side of the waist is arranged in right ribs, the left ribs, and the right side of the waist is arranged in the right ribs.
5. high-intensity special-shaped I-steel according to claim 4, which is characterized in that the left ribs and the right reinforcement
The section of rib is isosceles trapezoid.
6. high-intensity special-shaped I-steel according to claim 4, which is characterized in that the left ribs and the right reinforcement
Rib is symmetrical with the vertical centerline of the I-steel ontology.
7. high-intensity special-shaped I-steel according to claim 1, which is characterized in that distinguish at the both ends of the ribs
It is provided with a screw hole.
8. high-intensity special-shaped I-steel according to claim 1, which is characterized in that the material of the high-intensity special-shaped I-steel
Material is Q235 or 16Mn.
9. high-intensity special-shaped I-steel according to claim 1, which is characterized in that the high-intensity special-shaped I-steel is behaved
The high-intensity special-shaped I-steel of anti-safeguard door leaf.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620611874 | 2016-06-20 | ||
| CN201610797851.2A CN106437443A (en) | 2016-06-20 | 2016-08-31 | High-strength special-shaped I-shaped steel |
| CN2016107978512 | 2016-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209457752U true CN209457752U (en) | 2019-10-01 |
Family
ID=58163788
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610797851.2A Withdrawn CN106437443A (en) | 2016-06-20 | 2016-08-31 | High-strength special-shaped I-shaped steel |
| CN201720147868.3U Active CN209457752U (en) | 2016-06-20 | 2017-02-17 | High-intensity special-shaped I-steel |
| CN201710087231.4A Active CN107201869B (en) | 2016-06-20 | 2017-02-17 | High-strength special-shaped I-steel |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610797851.2A Withdrawn CN106437443A (en) | 2016-06-20 | 2016-08-31 | High-strength special-shaped I-shaped steel |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710087231.4A Active CN107201869B (en) | 2016-06-20 | 2017-02-17 | High-strength special-shaped I-steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN106437443A (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH545941A (en) * | 1971-11-23 | 1974-02-15 | ||
| JP2005042494A (en) * | 2003-07-25 | 2005-02-17 | Matsushita Electric Works Ltd | Reinforced beam |
| CN201025067Y (en) * | 2007-04-24 | 2008-02-20 | 中国人民解放军总参谋部工程兵第四设计研究院 | Explosion proof and fire proof protection door for railway tunnel without threshold |
| CN204113055U (en) * | 2014-10-11 | 2015-01-21 | 浙江金丰人防设备有限公司 | A kind of protection fireproof door leaf for air defense basement |
| CN204919306U (en) * | 2015-09-10 | 2015-12-30 | 中铁四局集团有限公司 | Roof beam connection structure is moved about freely and quickly to I -steel |
-
2016
- 2016-08-31 CN CN201610797851.2A patent/CN106437443A/en not_active Withdrawn
-
2017
- 2017-02-17 CN CN201720147868.3U patent/CN209457752U/en active Active
- 2017-02-17 CN CN201710087231.4A patent/CN107201869B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107201869B (en) | 2020-06-23 |
| CN107201869A (en) | 2017-09-26 |
| CN106437443A (en) | 2017-02-22 |
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