CN105804580B - By the assembled safeguard doorframe of special-shaped overall angle steel - Google Patents
By the assembled safeguard doorframe of special-shaped overall angle steel Download PDFInfo
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- CN105804580B CN105804580B CN201610287358.6A CN201610287358A CN105804580B CN 105804580 B CN105804580 B CN 105804580B CN 201610287358 A CN201610287358 A CN 201610287358A CN 105804580 B CN105804580 B CN 105804580B
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- angle steel
- bearing plate
- doorframe
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- 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
- E06B1/00—Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings
- E06B1/04—Frames for doors, windows, or the like to be fixed in openings
- E06B1/12—Metal frames
- E06B1/18—Metal frames composed of several parts with respect to the cross-section of the frame itself
-
- 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
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
-
- 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
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
Abstract
The present invention provides a kind of safeguard doorframe assembled by special-shaped overall angle steel, safeguard doorframe is at least formed by four overall Bolted angle connections of abnormal shape, special-shaped overall angle steel includes angle steel body, rectangle bearing plate, trapezoidal bearing plate and adhesive tape groove, angle steel body has orthogonal two sides, wherein：Rectangle bearing plate and trapezoidal bearing plate are arranged at the outside of a line of the angle steel body, and the opening position between the outside by a line of rectangle bearing plate, trapezoidal bearing plate and angle steel body forms the adhesive tape groove of build-in sealing joint strip；Angle steel body, rectangle bearing plate and trapezoidal bearing plate are integrally formed；Four rectangle bearing plates of the overall angle steel of four abnormal shapes connect into an outer shroud, four trapezoidal bearing plates of the overall angle steel of four abnormal shapes connect into an inner ring, and four adhesive tape grooves of the overall angle steel of four abnormal shapes connect into an annular adhesive tape groove.The drag and airtight performance of doorframe are enhanced, there is stronger promotional value.
Description
Technical field
The present invention relates to protection works field, more particularly to a kind of safeguard doorframe assembled by special-shaped overall angle steel,
Used on doorframe especially suitable for underground protective engineering safeguard door.
Background technology
The doorframe of safeguard door in existing protection works, what is continued to use is the design used always for many years i.e. in standard
Supporting plate+oblique band steel+supporting plate is welded on angle steel side, forms the supporting surface of adhesive tape fixing groove and door leaf.The work of standard angle iron
It is that the embedded of seal is fixed with one, effect two is subject to the pressure of door leaf, for there is the doorframe of protection and sealing function requirement,
This bearing member of standard angle iron is necessary.Due to supporting plate+oblique band steel tiltedly in band steel+supporting plate be with angle steel inclined weld, deposit
In following weak points：Firstly, it is necessary to it is positioned manually, workload increase；Secondly, it can be deformed during welding, influence linearity；
Again, manual welding must be used due to automatic welding can not be used, welding sequence is more and the inaccurate shortcoming of positioning be present,
The factors such as rosin joint, dry joint are there may be, cause blow-by between oblique band steel and angle steel, and then influence product quality.
CN204060326U discloses a kind of people's air defense special irregular angle steel, and has：Angle steel body, rib, circular arc are tiltedly flat
Steel, adhesive tape groove.And specifically disclose following content：Including angle steel body and rib, the angle steel body connects with the rib
Contacting surface is orthogonal, and the angle steel body is provided with circular arc with the rib junction, and this special-shaped angle steel also includes oblique band steel, described
Oblique band steel is arranged on the lower section of angle steel body, and positioned at the left side of rib, tiltedly band steel, the rib and the angle steel body
An adhesive tape groove is collectively formed, the tiltedly band steel is a with angle formed by horizontal plane, and angle a tangent value is 13/2, described tiltedly flat
Steel, the rib and described this body by integral forming of angle steel.But people's air defense special irregular angle steel disclosed in above-mentioned patent exist it is following
Defect：1st, oblique band steel easy processing and is not easily broken off, and influences the overall sealing of doorframe and protection effect；2nd, the intensity of angle steel body
It is relatively low；3rd, oblique band steel and rib cause the limited size of the contact surface of doorframe and door leaf, cause door leaf discontinuity, seal
Can be unreliable.
The content of the invention
It is an object of the invention to provide a kind of safeguard doorframe assembled by special-shaped overall angle steel, can solve the problem that existing
Above mentioned problem present in technology.
To achieve these goals, the present invention provides following technical scheme：
A kind of safeguard doorframe assembled by special-shaped overall angle steel, the safeguard doorframe comprise at least four abnormal shapes
Overall angle steel, the overall angle steel of four abnormal shapes are in turn connected to form the doorframe, and the overall angle steel of abnormal shape includes angle steel sheet
Body, rectangle bearing plate, trapezoidal bearing plate and adhesive tape groove, the angle steel body have orthogonal two sides, wherein：The square
Shape bearing plate and trapezoidal bearing plate are arranged at the outside of a line of the angle steel body, in the rectangle bearing plate, trapezoidal
Opening position between the outside of a line of bearing plate and angle steel body forms the adhesive tape groove of embedding sealing adhesive tape；It is described
Angle steel body, rectangle bearing plate and trapezoidal bearing plate are integrally formed；Four rectangles of the overall angle steel of four abnormal shapes are held
Pressing plate connects into an inner ring, and four trapezoidal bearing plates of the overall angle steel of four abnormal shapes connect into an outer shroud, institute
Four adhesive tape grooves for stating four overall angle steel of abnormal shape connect into an annular adhesive tape groove.
Preferably, in the above-mentioned safeguard doorframe assembled by special-shaped overall angle steel, positioned at the right angle of the doorframe
Two overall angle steel of abnormal shape the rectangle bearing plate between be connected with Inner arc support bar.
Preferably, in the above-mentioned safeguard doorframe assembled by special-shaped overall angle steel, positioned at the right angle of the doorframe
Two overall angle steel of abnormal shape the trapezoidal bearing plate between be connected with external arc support bar.
Preferably, in the above-mentioned safeguard doorframe assembled by special-shaped overall angle steel, positioned at the right angle of the doorframe
Two overall angle steel of abnormal shape on the inside of be also associated with standard angle iron.
Preferably, in the above-mentioned safeguard doorframe assembled by special-shaped overall angle steel, the overall angle steel of the abnormal shape and institute
Standard angle iron is stated to be connected by alignment pin and/or connecting bolt.
Preferably, in the above-mentioned safeguard doorframe assembled by special-shaped overall angle steel, the section of the rectangle bearing plate
Rectangle is shaped as, the long side of the rectangle and a line of the angle steel body are vertically arranged.
Preferably, in the above-mentioned safeguard doorframe assembled by special-shaped overall angle steel, the section of the trapezoidal bearing plate
Right-angled trapezium is shaped as, a line of the right-angle side of the trapezoidal bearing plate and the angle steel body is vertically arranged.
Preferably, in the above-mentioned safeguard doorframe assembled by special-shaped overall angle steel, the upper bottom of the trapezoidal bearing plate
Overlapped with the outer side edges of a line of the angle steel body, another of the hypotenuse of the trapezoidal bearing plate and the angle steel body
Angle between side is β, and the tangent value of the angle β is 2/15.
Preferably, in the above-mentioned safeguard doorframe assembled by special-shaped overall angle steel, two sides of the angle steel body
The both ends of inner side be provided with reinforcement, be provided with reinforcement in the middle part of the inner side of the another a line of the angle steel body, institute
That states reinforcement is shaped as the semi arch that radius is 9mm.
Preferably, in the above-mentioned safeguard doorframe assembled by special-shaped overall angle steel, the material of the overall angle steel of abnormal shape
Expect for Q235 or 16Mn.
A kind of safeguard doorframe assembled by special-shaped overall angle steel provided by the invention, doorframe main material is a kind of intensity
High, rigidity is big and the special-shaped overall angle steel of Integral sealing.Assembled process is by the two of the overall angle steel of the abnormal shape according to radius of corner
A part of rectangle bearing plate and trapezoidal bearing plate are removed in end, then with the arc bearing plates of two different radiis with manual welding method
Connection.Simplify the production technology of doorframe, improve product quality and production efficiency, enhance the drag and seal of doorframe
Can, there is stronger promotional value.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its illustrate be used for explain the present invention, do not form inappropriate limitation of the present invention.Wherein：
Fig. 1 is the biparting door frame assembling schematic diagram of one embodiment of the invention.
Fig. 2 is the univalve door doorframe assembling schematic diagram of one embodiment of the invention.
Fig. 3 is the schematic cross-section at special-shaped overall angle steel A-A in Fig. 1.
Fig. 4 is another schematic diagram in the section of the special-shaped overall angle steel of one embodiment of the invention.
Description of reference numerals：1 angle steel body (special-shaped overall angle steel)；11 rectangle bearing plates；12 trapezoidal bearing plates；13 adhesive tape
Groove；14 angle β；15 reinforcements；16 roundings；17 right angles end；2 external arc support bars；3 Inner arc support bars；4 standard angle irons；5
Alignment pin；6 connecting bolts；7 breach.
Embodiment
Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.It should be noted that in the feelings not conflicted
Under condition, the feature in embodiment and embodiment in the application can be mutually combined.
As depicted in figs. 1 and 2, according to an embodiment of the invention, there is provided a kind of protection assembled by special-shaped overall angle steel 1
Equipment doorframe, safeguard doorframe comprise at least the overall angle steel 1 of four abnormal shapes, and the overall angle steel 1 of four abnormal shapes is in turn connected to form
Doorframe, special-shaped overall angle steel 1 include angle steel body 1, rectangle bearing plate 11, trapezoidal bearing plate 12 and adhesive tape groove 13, angle steel body 1
With orthogonal two sides, wherein：Rectangle bearing plate 11 and trapezoidal bearing plate 12 are arranged at a line of angle steel body 1
Outside, the opening position between the outside of a line of rectangle bearing plate 11, trapezoidal bearing plate 12 and angle steel body 1 forms embedding
Enter the adhesive tape groove 13 of sealing joint strip；Angle steel body 1, rectangle bearing plate 11 and trapezoidal bearing plate 12 are integrally formed；Four abnormal shapes
Four rectangle bearing plates 11 of overall angle steel 1 connect into an inner ring, four trapezoidal bearing plates 12 of the overall angle steel 1 of four abnormal shapes
An outer shroud is connected into, four adhesive tape grooves 13 of the overall angle steel 1 of four abnormal shapes connect into an annular adhesive tape groove 13.
A kind of safeguard doorframe assembled by special-shaped overall angle steel provided by the invention, doorframe main material is a kind of intensity
High, rigidity is big and the special-shaped overall angle steel 1 of Integral sealing function admirable.Assembled process is according to the radius of corner of doorframe by the abnormal shape
One end of overall angle steel 1 connects the doorframe for forming rectangle after removing a part of rectangle bearing plate 11 and trapezoidal bearing plate 12.By
This simplifies the production technology of doorframe, improves product quality and production efficiency, enhances the drag and airtight performance of doorframe, tool
There is stronger promotional value.
Further, it is connected between the rectangle bearing plate 11 of the overall angle steel 1 of two abnormal shapes of the right angle of doorframe
Inner arc support bar 3, it is connected between the trapezoidal bearing plate 12 of the overall angle steel 1 of two abnormal shapes of the right angle of doorframe cylindrical
Arc support bar 2, i.e., the both ends of the overall angle steel 1 of the abnormal shape are removed by a part of rectangle bearing plate according to radius of corner during assembly
11 and trapezoidal bearing plate 12, the rectangle bearing plate 11 of the overall angle steel 1 of two abnormal shapes is connected with Inner arc support bar 3, use is cylindrical
Arc support bar 2 connects the trapezoidal bearing plate 12 of the overall angle steel 1 of two abnormal shapes, and above-mentioned connection is preferably connected with welding method.Can
To simplify the production technology of doorframe, the drag for strengthening doorframe and airtight performance, improve product quality and production efficiency.
Further, standard angle iron 4 is also associated with positioned at the inner side of the overall angle steel 1 of two abnormal shapes of the right angle of doorframe,
Special-shaped overall angle steel 1 and standard angle iron 4 are connected by alignment pin 5 and/or connecting bolt 6.Being provided with the effect one of standard angle iron 4 is
It is easy to live splicing when door opening is big；Second, the intensity of enhancing doorframe.
As shown in Figure 3 and Figure 4, further, the cross sectional shape of rectangle bearing plate 11 is preferably rectangular, the long side of rectangle with
The a line of angle steel body 1 is vertically arranged, and the benefit so set is simple production process.
Further, the cross sectional shape of trapezoidal bearing plate 12 is right-angled trapezium, the right-angle side and angle steel of trapezoidal bearing plate 12
The a line of body 1 is vertically arranged, therefore, will because the section of the sealing joint strip of safeguard selection is usually right-angled trapezium
The benefit that the adhesive tape groove 13 coordinated with the hypotenuse of trapezoidal sealing joint strip is arranged on large-sized trapezoidal bearing plate 12 is production
Technique is simple and quality is more excellent.
The junction composition right angle end 17 on 1 orthogonal two side of angle steel body, the right angle of preferably trapezoidal bearing plate 12
While for the right angle end 17 away from angle steel body 1 while, i.e., the hypotenuse of trapezoidal bearing plate 12 is close to the right angle end 17 of angle steel body 1
Side.
Further, the upper bottom (that shorter base in two i.e. trapezoidal parallel bases) of trapezoidal bearing plate 12 with
The outer side edges of a line of angle steel body 1 overlap, the folder between the hypotenuse of trapezoidal bearing plate 12 and the another a line of angle steel body 1
Angle is β, and angle β 14 tangent value is 2/15.
Further, the cross sectional shape of adhesive tape groove 13 is right-angled trapezium, and adhesive tape groove 13 is gone to the bottom and the angle steel body
The outer side edges of a line overlap, thereon bottom L2 be 30mm, bottom L1 be 34mm, i.e., the outer end of adhesive tape groove 13 is less than close to angle steel sheet
The inner of body 1.For the size of fitted seal adhesive tape, in other examples, the upper bottom L2 of adhesive tape groove 13 is 40mm, bottom L1
For 44mm, its numerical value is not specifically limited in the application.Adhesive tape groove 13 is full of materials such as soft rubber or sponges during installation
Sealing joint strip, because the outer end of adhesive tape groove 13 is less than the inner, the sealing joint strip of the material such as adhesive tape or sponge do not allow it is easy to fall off,
It ensure that overall sealing.
The setting of facing directly of adhesive tape groove 13 is overlapped with the one side of rectangle bearing plate 11, by the inclined-plane setting of adhesive tape groove 13 and
The prism of trapezoidal bearing plate 12 overlaps, and is arranged such and is easy to steel mill to produce, technique is good, also allows for two overall angle steel of abnormal shape
1 circular sliding slopes.The overall angle steel 1 of the abnormal shape is the overall angle steel that a kind of intensity is high, rigidity is big and Integral sealing is good, is subtracted simultaneously
Lack doorframe manufacturing procedure, improved adhesive tape positioning precision, therefore it also avoid the situation that doorframe angle steel deforms caused by welding
Occur.
Further, the both ends of the inner side on two sides of angle steel body 1 are provided with reinforcement 15, preferably angle steel body 1
Another a line inner side in the middle part of be provided with reinforcement 15.It is preferred that reinforcement 15 is shaped as the semi arch that radius is 9mm.
The setting of reinforcement 15 can increase the intensity of special-shaped overall angle steel 1.
Further, rectangle bearing plate 11 is positioned close to the outside of a line at the right angle end 17 of angle steel body 1, trapezoidal
Bearing plate 12 is arranged far from the outside of a line at the right angle end 17 of angle steel body 1, door when being arranged so that assembling doorframe
Sealing joint strip at the corner of frame is unlikely to deform.That is, compared to trapezoidal bearing plate 12, rectangle bearing plate 11 is closer to angle steel body
1 right angle end 17.
It is further preferred that on the width (i.e. Fig. 2 above-below direction) of rectangle bearing plate 11, from figure right side to the left from
When, the upper part weight of rectangle bearing plate 11 and another a line (horizontal sides in Fig. 2) above-below direction in figure of angle steel body 1
It is folded, that is to say, that rectangle bearing plate 11 is less than close to distance of the side at right angle end 17 in the vertical direction apart from right angle end 17
The thickness (i.e. above-below direction size) of the another a line (horizontal sides in Fig. 2) of angle steel body 1, the benefit being so designed that is that this is different
The stress of type entirety angle steel 1 is good.
It is preferred that the width of rectangle bearing plate 11 is 16mm, the width of trapezoidal bearing plate 12 is 36mm so that door leaf with
The supporting surface of doorframe is 2 times of the lap in Fig. 1, and the sealing range increase of composition, its sealing off gap adds length, is figure
3 times in 1.
Further, it is preferable to the width (the above-below direction size in Fig. 2) of rectangle bearing plate 11 is than trapezoidal bearing plate 12
The equidirectional size of upper bottom or bottom is small, because the overlap joint of door leaf and doorframe or carrying need, door leaf appearance and size with
The difference or overlapping dimension of doorframe hole size should not be too big, therefore have above-mentioned difference.
The junction of angle steel body 1 and rectangle bearing plate 11 and trapezoidal bearing plate 12 is provided with rounding 16, and rectangle is held
The apex on two sides of pressing plate 11 and trapezoidal bearing plate 12 is also provided with rounding 16, preferably sets the shape of rounding 16
It is set to the circular arc that radius is 2mm~4mm.The setting of rounding 16 can increase the intensity of special-shaped overall angle steel 1 so that special-shaped whole
Body angle steel 1 is not easy to break.
Further, the material of special-shaped overall angle steel 1 is Q235 or 16Mn, is ensureing the items of special-shaped overall angle steel 1
On the premise of energy, from selection Q235 during doorframe for protection works low resistance safeguard, Q235 is selected to reduce into
This.16Mn is selected during doorframe for the high drag safeguard of protection works, identical size can reduce weight, improve protection and set
Standby higher intensity.
The optimal size of the overall angle steel 1 of abnormal shape provided by the invention is as follows：
The overall angle steel 1 of the abnormal shape is equal leg angle, and the length of side is 100mm~200mm；
The distance of the upper surface of rectangle bearing plate 11 and the right angle end 17 of angle steel body 1 is 14mm；
The long side of rectangle bearing plate 11 is 30cm, short side 16mm；
The upper bottom of trapezoidal bearing plate 12 is 36mm, bottom is 40mm, a height of 30mm；
The cross sectional shape of adhesive tape groove 13 is right-angled trapezium, and bottom L2 is 30mm thereon or 40mm, bottom L1 are 34mm or 44mm.
Reinforcement 15 be shaped as semi arch, the radius of circular arc is 9mm；
Rounding 16 be shaped as circular arc, circular arc for radius is 2mm~4mm.
Above-mentioned size is the optimal size of special-shaped overall angle steel 1, i.e., various best performances in other examples, can
Above-mentioned size is changed as needed.
As shown in figure 1, the biparting door frame assembling schematic diagram formed for special-shaped overall angle steel 1, including special-shaped overall angle steel
1；External arc support bar 2；Inner arc support bar 3；Standard angle iron 4；Alignment pin 5；Connecting bolt 6, it is special-shaped overall including four altogether
Angle steel 1.One lateral section of special-shaped overall angle steel 1 as shown in Figure 3 and Figure 4, special-shaped angle steel body 1, rectangle bearing plate 11 and trapezoidal
Bearing plate 12 is integrally formed, and rectangle bearing plate 11 and trapezoidal bearing plate 12 and angle steel body 1 collectively form an adhesive tape groove 13, outside
Horizontal and vertical trapezoidal bearing plate 12 is welded to connect by the external arc support bar 2 of circular arc, the Inner arc support at Inner arc
Horizontal and vertical rectangle bearing plate 11 is welded to connect by bar 3.It is the shape of cutaway portion rectangle bearing plate 11 at breach 7 in Fig. 1
Into, for embedding sealing adhesive tape.Only have 8 arch welded joints composition on doorframe corner, the wide 6 meters of height of a clear opening due to weld seam
Weld seam is about 2 meters during 2.5 meters of doorframe composition, is the 1/35 of the door frame welding quantities (70 meters) of prior art.Not only work
Amount greatly reduces, and the doorframe of the application is few without being easily deformed by weld seam, i.e., time saving, laborsaving, cost-effective.
As shown in Fig. 2 the univalve door doorframe assembling schematic diagram formed for special-shaped overall angle steel 1, including special-shaped overall angle steel
1；External arc support bar 2；Inner arc support bar 3, altogether including the overall angle steel 1 of four abnormal shapes.One lateral section of special-shaped overall angle steel 1
As shown in Figure 3 and Figure 4, special-shaped angle steel body 1, rectangle bearing plate 11 and trapezoidal bearing plate 12 are integrally formed, rectangle bearing plate 11
Collectively form an adhesive tape groove 13 with trapezoidal bearing plate 12 and angle steel body 1, the external arc support bar 2 at external arc will laterally and
The trapezoidal bearing plate 12 of longitudinal direction is welded to connect, and the Inner arc support bar 3 at Inner arc is by horizontal and vertical rectangle bearing plate 11
It is welded to connect.Sealing joint strip is embedded in by the gap between the overall angle steel 1 of two abnormal shapes in Fig. 2.Only have 8 on corner due to weld seam
Individual arch welded joint composition, about 2 meters of weld seam length when wide 2 meters high 2 meters of the doorframe of a clear opening forms.It is the doorframe weldering of prior art
Connect the 1/20 of quantities (40 meters).Not only workload greatly reduces, and the doorframe of the application is few without being easily deformed by weld seam, i.e.,
It is time saving, laborsaving, cost-effective.
As can be seen from the above description, the above embodiments of the present invention realize following technique effect：
1st, doorframe main material is that a kind of intensity is high, rigidity is big and the special-shaped overall angle steel 1 of Integral sealing function admirable, assembled mistake
A part of rectangle bearing plate 11 and trapezoidal bearing plate are removed in one end of the overall angle steel 1 of the abnormal shape by journey according to the radius of corner of doorframe
Connection forms the doorframe of rectangle after 12.It thereby simplify the production technology of doorframe, improve product quality and production efficiency, increase
The strong drag and airtight performance of doorframe.
2nd, the overall angle steel of the abnormal shape：Including rectangle bearing plate 11, trapezoidal bearing plate 12, reinforcement 15 and the one of rounding 16
Shaping, reduces welding sequence, improves processing efficiency, it is ensured that positioning precision, processing cost is reduced, when avoiding welding
It is deformed；
3rd, rectangle bearing plate 11 and the easy processing of trapezoidal bearing plate 12 and not easy to break, the overall sealing of doorframe and protection effect
It is good；
4th, the setting of the shape and size of rectangle bearing plate 11 and trapezoidal bearing plate 12 causes the contact surface of doorframe and door leaf
Greatly increase, cause door leaf uniform force, airtight performance is reliable.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for those skilled in the art
For member, the present invention can have various modifications and variations.Any modification within the spirit and principles of the invention, being made,
Equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (8)
1. a kind of safeguard doorframe assembled by special-shaped overall angle steel, it is characterised in that the safeguard doorframe at least wraps
Four overall angle steel of abnormal shape are included, the overall angle steel of four abnormal shapes is in turn connected to form the doorframe,
The overall angle steel of abnormal shape includes angle steel body, rectangle bearing plate, trapezoidal bearing plate and adhesive tape groove, wherein：
The angle steel body has orthogonal two sides, and the rectangle bearing plate and trapezoidal bearing plate are arranged at the angle
The outside of a line of steel body, in a line of the rectangle bearing plate, trapezoidal bearing plate and the angle steel body
Opening position between outside forms the adhesive tape groove of embedding sealing adhesive tape；The angle steel body, rectangle bearing plate and trapezoidal pressure-bearing
Plate is integrally formed；
Four rectangle bearing plates of the overall angle steel of four abnormal shapes connect into an inner ring, the overall angle of four abnormal shapes
Four trapezoidal bearing plates of steel connect into an outer shroud, four adhesive tape groove connections of the overall angle steel of four abnormal shapes
Into an annular adhesive tape groove；
The both ends of the inner side on two sides of the angle steel body are provided with reinforcement, the another a line of the angle steel body it is interior
Reinforcement is provided with the middle part of side, the reinforcement is shaped as semi arch；
The cross sectional shape of the trapezoidal bearing plate is right-angled trapezium, the right-angle side of the trapezoidal bearing plate and the angle steel body
A line is vertically arranged；
The upper bottom of the trapezoidal bearing plate overlaps with the outer side edges of a line of the angle steel body, the trapezoidal bearing plate it is oblique
Angle between the another a line of side and the angle steel body is β, and the tangent value of the angle β is 2/15.
2. the safeguard doorframe assembled by special-shaped overall angle steel according to claim 1, it is characterised in that positioned at described
Inner arc support bar is connected between the rectangle bearing plate of two overall angle steel of abnormal shape of the right angle of doorframe.
3. the safeguard doorframe assembled by special-shaped overall angle steel according to claim 1, it is characterised in that positioned at described
External arc support bar is connected between the trapezoidal bearing plate of two overall angle steel of abnormal shape of the right angle of doorframe.
4. the safeguard doorframe assembled by special-shaped overall angle steel according to claim 1, it is characterised in that positioned at described
Standard angle iron is also associated with the inside of two overall angle steel of abnormal shape of the right angle of doorframe.
5. the safeguard doorframe assembled by special-shaped overall angle steel according to claim 4, it is characterised in that the abnormal shape
Overall angle steel is connected with the standard angle iron by alignment pin and/or connecting bolt.
6. the safeguard doorframe assembled by special-shaped overall angle steel according to claim 1, it is characterised in that the rectangle
The cross sectional shape of bearing plate is rectangle, and the long side of the rectangle and a line of the angle steel body are vertically arranged.
7. the safeguard doorframe assembled by special-shaped overall angle steel according to claim 1, it is characterised in that the reinforcement
Muscle is shaped as the semi arch that radius is 9mm.
8. the safeguard doorframe assembled by special-shaped overall angle steel according to claim 1, it is characterised in that the abnormal shape
The material of overall angle steel is Q235 or 16Mn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610287358.6A CN105804580B (en) | 2016-05-03 | 2016-05-03 | By the assembled safeguard doorframe of special-shaped overall angle steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610287358.6A CN105804580B (en) | 2016-05-03 | 2016-05-03 | By the assembled safeguard doorframe of special-shaped overall angle steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105804580A CN105804580A (en) | 2016-07-27 |
| CN105804580B true CN105804580B (en) | 2018-01-05 |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200992929Y (en) * | 2006-12-19 | 2007-12-19 | 中国人民解放军总参谋部工程兵第四设计研究院 | Integral mould-pressed glass fiber remforced plastic door for civil air defence |
| US8522484B2 (en) * | 2010-05-10 | 2013-09-03 | Gaven Industries, Inc. | Wide channel knife edge door and door frame system |
| CN203729825U (en) * | 2014-01-28 | 2014-07-23 | 中国人民解放军总参谋部工程兵第四设计研究院 | Steel structure push-pull protection air tight door |
| CN204225708U (en) * | 2014-09-16 | 2015-03-25 | 惠州市人防防护设备有限公司 | A kind of sealed door sash structure |
| CN205577717U (en) * | 2016-05-03 | 2016-09-14 | 胡圣伟 | Protective equipment door frame of assembling by whole angle steel of abnormal shape |
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- 2016-05-03 CN CN201610287358.6A patent/CN105804580B/en active Active
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