CN203868319U - High-pressure dynamic sealing device of large explosive wave simulating device - Google Patents
High-pressure dynamic sealing device of large explosive wave simulating device Download PDFInfo
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- CN203868319U CN203868319U CN201420123001.0U CN201420123001U CN203868319U CN 203868319 U CN203868319 U CN 203868319U CN 201420123001 U CN201420123001 U CN 201420123001U CN 203868319 U CN203868319 U CN 203868319U
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- pressure dynamic
- steel band
- expansion joint
- dynamic sealing
- reinforced concrete
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Abstract
The utility model relates to the technical field of high-pressure dynamic sealing of large explosive wave simulating devices and discloses a high-pressure dynamic sealing device of a large explosive wave simulating device. The high-pressure dynamic sealing device of the large explosive wave simulating device comprises hole type high-pressure dynamic sealing structures and an expansion joint high-pressure dynamic sealing structure, wherein the hole type high-pressure dynamic sealing structures are arranged in lead holes (1) and air inlets (2) in a counterfort reaction wall (4), and the expansion joint high-pressure dynamic sealing structure is arranged at the position of an expansion joint of a reinforced concrete body structure; each hole type high-pressure dynamic sealing structure comprises a conical sleeve (11), a conical plug (12) and a gland (13); the expansion joint high-pressure dynamic sealing structure comprises pre-buried reinforced concrete profile steel (21), a flexible steel strip (22) and a prestressed post-tensioned steel strip (24). The high-pressure dynamic sealing device of the large explosive wave simulating device has the advantages that the sealing effect is good, the dynamic load resistance is high, automatic sealing can be achieved, deformation can be adjusted, and the structure is simple; the high-pressure dynamic sealing device of the large explosive wave simulating device plays an important role in guaranteeing the high-pressure dynamic sealing and safe and reliable operation of special devices.
Description
Technical field
The utility model relates to the category of large-scale blast wave simulator sealing technique, relate in particular to a kind of high pressure dynamic sealing means of large-scale blast wave simulator, can realize the sealing of large-scale blast wave simulator high pressure dynamic seal (packing) and reinforced concrete construction compatibility of deformation.
Background technique
In large-scale blast wave simulator running, for prevent exploding shock wave leaks from the holes such as reserved fairlead, inlet hole, need to design corresponding high dynamic pressure self sealing structure.In addition, large-scale blast wave simulator reinforced concrete construction need to be reserved expansion joint, and the sealing configuration at place, expansion joint should be realized high dynamic pressure sealing, meets again the dilatation of reinforced concrete construction.Therefore, also must design the structure that can seal and can realize compatibility of deformation.
Model utility content
For solving the problems of the technologies described above, the purpose of this utility model is a kind of high pressure dynamic sealing means of large-scale blast wave simulator.
For realizing the object of above-mentioned model utility, the utility model is taked following technological scheme:
A high pressure dynamic sealing means for large-scale blast wave simulator, described high pressure dynamic sealing means includes and is arranged on the fairlead of buttress type counter force wall, the hole structure high pressure dynamic seal structure in inlet hole and is arranged on changeover portion and the expansion joint high pressure dynamic seal structure of the position, expansion joint of outlet section reinforced concrete agent structure; Described hole structure high pressure dynamic seal structure respectively each fairlead and each inlet hole of corresponding buttress type counter force wall arranges; Described hole structure high pressure dynamic seal structure includes taper sheath, conical plug and gland; The structure centered by described taper sheath with cylindrical hole and round platform hole; The described round platform hole of taper sheath is positioned at the front end of cylindrical hole, and is connected with described round platform hole; Described conical plug is positioned at the described round platform hole of taper sheath, and is fixed in round platform hole by the gland that is arranged on conical plug outside; Between described conical plug and taper sheath, O-ring seals is set; Described expansion joint high pressure dynamic seal structure comprises by the pre-buried shaped steel of reinforced concrete, flexible steel band, the anti-aging sebific duct of high elasticity and post-tensioned prestressed steel band; The pre-buried shaped steel of described reinforced concrete is embedded on the reinforced concrete construction of both sides, expansion joint; The U-shaped structure of described flexible steel band for being bent into by a steel band; The U-shaped projection of described flexible steel band is positioned at expansion joint; The both sides of described flexible steel band U-shaped structure are welded to connect with the pre-buried shaped steel of corresponding reinforced concrete respectively, and formation can, with the stretching of the reinforced concrete construction of both sides, expansion joint, be coordinated the structure of reinforced concrete construction distortion; Described post-tensioned prestressed steel band is arranged on the outer surface of reinforced concrete construction on both sides, expansion joint; The inner side of described post-tensioned prestressed steel band has to seal the adhesive tape of expansion joint outer surface.The inner side of described post-tensioned prestressed steel band has to seal the adhesive tape of expansion joint outer surface; The anti-aging sebific duct of high elasticity in order to filling and reinforcement expansion joint high pressure dynamic seal structure is arranged in described expansion joint, and the anti-aging rubber tube clip of described high elasticity is between the reinforced concrete construction of post-tensioned prestressed steel band, flexible steel band and both sides, expansion joint.
The anti-aging sebific duct of described high elasticity is made by high elasticity rubber.
Described conical plug is the frustoconic shape structure consisting of some lobe high elasticity rubber, has to sandwich the gap of many fairleads or suction tude between adjacent two lobe high elasticity rubber; The outer surface of described conical plug has the groove of placing O-ring seals.
Described post-tensioned prestressed steel band is comprised of steel band, carrier board, steel band stiffening rib, dish spring group, the afterburning ring of dish spring, setting sleeve, stone bolt, seal closure, described steel band is arcuate structure, the two ends of arcuate structure steel band are connected with carrier board respectively, between steel band and carrier board, be provided with steel band stiffening rib, described stone bolt is sequentially fixedly connected with nut through carrier board, dish spring group, setting sleeve, the afterburning ring of dish spring, and dish spring group is outside equipped with seal closure.
Owing to adopting above-described technological scheme, the utlity model has following superiority:
High pressure dynamic seal (packing) method and the seal arrangement of a kind of large-scale blast wave simulator the utility model proposes, adopt technique scheme, have that good sealing effect, anti-dynamic load ability are strong, self-sealing, distortion feature adjustable, simple in structure, to ensureing that high pressure dynamic seal (packing) and the safe and stable operation of special equipment has important function.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model mesohigh dynamic seal structure.
Fig. 2 is the structural representation of high pressure dynamic seal structure in expansion joint in the utility model.
Fig. 3 is buttress type counter force wall structural representation.
Fig. 4 is taper sheath structural representation in the utility model.
Fig. 5 is conical plug structural representation in the utility model.
Fig. 6 is large-scale blast wave simulator structural representation.
Fig. 7 is the flexible steel band structural representation of the utility model.
Fig. 8 is the post-tensioned prestressed steel band structural representation of the utility model.
Fig. 9 is the enlarged view of A part in Fig. 8.
In figure: 1, fairlead, 2, inlet hole, 3, expansion joint, 4, buttress type counter force wall, 5, changeover portion, 6, outlet section, 11, taper sheath, 12, conical plug, 13, gland, 14, O-ring seals, 15, hexagon socket cap head screw, 21, the pre-buried shaped steel of reinforced concrete, 22, flexible steel band, 23, the anti-aging sebific duct of high elasticity, 24, post-tensioned prestressed steel band, 26, adhesive tape, 31, steel band, 32, carrier board, 33, steel band stiffening rib, 34, dish spring group, 35, the afterburning ring of dish spring, 36, setting sleeve, 37, stone bolt, 38, seal closure.
Embodiment
With specific embodiment, invention is illustrated by reference to the accompanying drawings.
As shown in Fig. 3, Fig. 6, a high pressure dynamic sealing means for large-scale blast wave simulator, described high pressure dynamic sealing means includes the expansion joint high pressure dynamic seal structure that is arranged on fairlead 1, the hole structure high pressure dynamic seal structure in inlet hole 2 of buttress type counter force wall 4 and is arranged on the position, expansion joint of changeover portion 5 and outlet section 6 reinforced concrete agent structures; Described hole structure high pressure dynamic seal structure respectively each fairlead and each inlet hole of corresponding buttress type counter force wall arranges; As shown in Figure 1, described hole structure high pressure dynamic seal structure includes taper sheath 11, conical plug 12 and gland 13; In conjunction with Fig. 4, centered by described taper sheath 11, there is the structure in cylindrical hole and round platform hole; The described round platform hole of taper sheath 11 is positioned at the front end of cylindrical hole, and is connected with described round platform hole; Described conical plug 12 is positioned at the described round platform hole of taper sheath 11, and is fixed in round platform hole by the gland 13 that is arranged on conical plug outside; Between described conical plug 12 and taper sheath, O-ring seals 14 is set; As shown in Figure 2, described expansion joint high pressure dynamic seal structure comprises by the pre-buried shaped steel 21 of reinforced concrete, flexible steel band 22 and post-tensioned prestressed steel band 24; The pre-buried shaped steel 21 of described reinforced concrete is embedded on the reinforced concrete construction of both sides, expansion joint; Described flexible steel band 22 is positioned at expansion joint; In conjunction with Fig. 7, described expansion joint high pressure dynamic seal structure comprises by the pre-buried shaped steel 21 of reinforced concrete, flexible steel band 22, the anti-aging sebific duct 23 of high elasticity and post-tensioned prestressed steel band 24; The pre-buried shaped steel 21 of described reinforced concrete is embedded on the reinforced concrete construction of both sides, expansion joint; The U-shaped structure of described flexible steel band 22 for being bent into by a steel band; The U-shaped projection of described flexible steel band 22 is positioned at expansion joint; The both sides of described flexible steel band 22U shape structure are welded to connect with the pre-buried shaped steel 21 of corresponding reinforced concrete respectively, and formation can, with the stretching of the reinforced concrete construction of both sides, expansion joint, be coordinated the structure of reinforced concrete construction distortion; Described post-tensioned prestressed steel band 24 is arranged on the outer surface of reinforced concrete construction on both sides, expansion joint; The inner side of described post-tensioned prestressed steel band 24 has to seal the adhesive tape 26 of expansion joint outer surface, the anti-aging sebific duct 23 of high elasticity in order to filling and reinforcement expansion joint high pressure dynamic seal structure is arranged in described expansion joint, and the anti-aging sebific duct 23 of described high elasticity is clipped between the reinforced concrete construction of post-tensioned prestressed steel band 24, flexible steel band 22 and both sides, expansion joint; The anti-aging sebific duct 23 of described high elasticity is made by high elasticity rubber.
As shown in Figure 5, the frustoconic shape structure of described conical plug 12 for consisting of some lobe high elasticity rubber, can sandwich many fairleads or suction tude between adjacent two lobe high elasticity rubber; The outer surface of described conical plug 12 has the groove of placing O-ring seals 14.
As shown in Figure 8, Figure 9, described post-tensioned prestressed steel band 24 is mainly comprised of structures such as steel band 31, carrier board 32, steel band stiffening rib 33, dish spring group 34, the afterburning ring 35 of dish spring, setting sleeve 36, stone bolt 37, seal closures 38, described carrier board 32 is vertical with steel band 31, and be fixed on the two ends of steel band 31, be the load parts of post-tensioned prestressed steel band 24 while applying prestressing force; Described steel band stiffening rib 33 is positioned at the two ends of steel band 31, with steel band 31 weld on one side, another side and carrier board 32 welding, to meet the rigidity requirement of carrier board 32; Described dish spring group 34 is positioned at the top of carrier board 32 and the below of the afterburning ring 35 of dish spring, and be fixed on stone bolt 37 by setting sleeve 36, when the nut by stone bolt 37 is pressed designing requirement load application to the afterburning ring 35 of dish spring, be under pressure load resiliently deformable occurs of dish spring group 34, thus make steel band 31 realize post-tensioned prestressing; Described seal closure 38 is apparatus of repair parts of dish spring group 34, and inside is full of corrosion protection ointment, to ensure the outdoor work environment of dish spring group 34.
A kind of high pressure dynamic seal (packing) method of large-scale blast wave simulator, employing is at the fairlead of large-scale blast wave simulator and place, the expansion joint of inlet hole and changeover portion and outlet section installation sealing structure, realize the high pressure dynamic seal (packing) at fairlead, inlet hole and expansion joint, its step is as follows:
1) at the fairlead 1 and the interior high pressure dynamic seal structure that fairlead and inlet hole are all installed of inlet hole 2 of large-scale blast wave simulator buttress type counter force wall 4: taper sheath 11 is fixed in the fairlead 1 and inlet hole 2 on buttress type counter force wall headwall, fairlead or suction tude are installed on conical plug 11, again O-ring seals 14 is enclosed within the groove of conical plug 12 outer surfaces, then conical plug 12 is arranged in the frustum of taper sheath 11, for the sealing of the sealing between conical plug 12 and taper sheath 11 and fairlead and suction tude and fixing; Finally gland 13 is arranged on taper sheath 11 by bolt 15, makes be connected and fix between conical plug 12 and taper sheath 11; Make fairlead and inlet hole along with the growth of high pressure section pressure realizes selfsealings;
2) at the changeover portion 5 of large-scale blast wave simulator and place, the reinforced concrete agent structure expansion joint of outlet section 6, the high pressure dynamic seal structure at expansion joint is installed, for the dynamic high-pressure sealing at expansion joint and the compatibility of deformation of reinforced concrete construction; Concrete grammar is: in expansion joint, fill the anti-aging sebific duct 23 of high elasticity, for reinforcement in the filling at expansion joint and structural entity; The pre-buried shaped steel 21 of reinforced concrete is embedded on the transverse section of reinforced concrete construction of both sides, expansion joint; The steel band 22U shape projection of stretching is entrapped in expansion joint, makes pre-buried shaped steel 21 welding of flexible steel band 22 and reinforced concrete; Wide isometric adhesive tape 26 is with it pasted in inner side at described post-tensioned prestressed steel band 24, for the sealing of expansion joint outer surface; Then post-tensioned prestressed steel band 24 hoops are on the outer surface of the reinforced concrete construction on both sides, expansion joint, when expanding with heat and contract with cold appears in the reinforced concrete construction on flexible steel band both sides, the flexible steel band 22 of U-shaped is also stretched thereupon or compresses, thereby realize the sealing at expansion joint and the compatibility of deformation of reinforced concrete construction, and by the prestressing force applying, improve the anti-implode ability of structure.
Claims (4)
1. a high pressure dynamic sealing means for large-scale blast wave simulator, is characterized in that: described high pressure dynamic sealing means includes and is arranged on fairlead (1), the hole structure high pressure dynamic seal structure in inlet hole (2) of buttress type counter force wall (4) and is arranged on changeover portion (5) and the expansion joint high pressure dynamic seal structure of the position, expansion joint of outlet section (6) reinforced concrete agent structure; Described hole structure high pressure dynamic seal structure respectively each fairlead and each inlet hole of corresponding buttress type counter force wall arranges; Described hole structure high pressure dynamic seal structure includes taper sheath (11), conical plug (12) and gland (13); The structure centered by described taper sheath (11) with cylindrical hole and round platform hole; The described round platform hole of taper sheath (11) is positioned at the front end of cylindrical hole, and is connected with described round platform hole; Described conical plug (12) is positioned at the described round platform hole of taper sheath (11), and is fixed in round platform hole by the gland (13) that is arranged on conical plug outside; Between described conical plug (12) and taper sheath (11), O-ring seals (14) is set; Described expansion joint high pressure dynamic seal structure comprises by the pre-buried shaped steel of reinforced concrete (21), flexible steel band (22), the anti-aging sebific duct of high elasticity (23) and post-tensioned prestressed steel band (24); The pre-buried shaped steel of described reinforced concrete (21) is embedded on the reinforced concrete construction of both sides, expansion joint; The U-shaped structure of described flexible steel band (22) for being bent into by a steel band; The U-shaped projection of described flexible steel band (22) is positioned at expansion joint; The both sides of described flexible steel band (22) U-shaped structure are welded to connect with the pre-buried shaped steel of corresponding reinforced concrete (21) respectively, and formation can, with the stretching of the reinforced concrete construction of both sides, expansion joint, be coordinated the structure of reinforced concrete construction distortion; Described post-tensioned prestressed steel band (24) is arranged on the outer surface of reinforced concrete construction on both sides, expansion joint; The inner side of described post-tensioned prestressed steel band (24) has to seal the adhesive tape (26) of expansion joint outer surface, the anti-aging sebific duct of high elasticity (23) in order to filling and reinforcement expansion joint high pressure dynamic seal structure is arranged in described expansion joint, and the anti-aging sebific duct of described high elasticity (23) is clipped between the reinforced concrete construction of post-tensioned prestressed steel band (24), flexible steel band (22) and both sides, expansion joint.
2. the high pressure dynamic sealing means of large-scale blast wave simulator according to claim 1, is characterized in that: the anti-aging sebific duct of described high elasticity (23) is made by high elasticity rubber.
3. the high pressure dynamic sealing means of large-scale blast wave simulator according to claim 1, it is characterized in that: described conical plug (12) is the frustoconic shape structure consisting of some lobe high elasticity rubber, between adjacent two lobe high elasticity rubber, there is to sandwich the gap of many fairleads or suction tude; The outer surface of described conical plug has the groove of placement O-ring seals (14).
4. the high pressure dynamic sealing means of large-scale blast wave simulator according to claim 1, it is characterized in that: described post-tensioned prestressed steel band (24) is by steel band (31), carrier board (32), steel band stiffening rib (33), dish spring group (34), the afterburning ring of dish spring (35), setting sleeve (36), stone bolt (37), seal closure (38) forms, described steel band (31) is arcuate structure, the two ends of arcuate structure steel band are connected with carrier board (32) respectively, between steel band (31) and carrier board (32), be provided with steel band stiffening rib (33), described stone bolt (37) is sequentially through carrier board (32), dish spring group (34), setting sleeve (36), the afterburning ring of dish spring (35) is fixedly connected with nut, dish spring group is outside equipped with seal closure (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420123001.0U CN203868319U (en) | 2014-03-19 | 2014-03-19 | High-pressure dynamic sealing device of large explosive wave simulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420123001.0U CN203868319U (en) | 2014-03-19 | 2014-03-19 | High-pressure dynamic sealing device of large explosive wave simulating device |
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| Publication Number | Publication Date |
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| CN203868319U true CN203868319U (en) | 2014-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420123001.0U Withdrawn - After Issue CN203868319U (en) | 2014-03-19 | 2014-03-19 | High-pressure dynamic sealing device of large explosive wave simulating device |
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| CN (1) | CN203868319U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103851198A (en) * | 2014-03-19 | 2014-06-11 | 中国人民解放军总参谋部工程兵科研三所 | High-pressure dynamic sealing method and sealing device for large-size explosive wave simulation device |
-
2014
- 2014-03-19 CN CN201420123001.0U patent/CN203868319U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103851198A (en) * | 2014-03-19 | 2014-06-11 | 中国人民解放军总参谋部工程兵科研三所 | High-pressure dynamic sealing method and sealing device for large-size explosive wave simulation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141008 Effective date of abandoning: 20160504 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |