CN114389217A - High-grade biological laboratory wall-penetrating cable glue pressing type sealing device and construction method - Google Patents
High-grade biological laboratory wall-penetrating cable glue pressing type sealing device and construction method Download PDFInfo
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- CN114389217A CN114389217A CN202210120608.2A CN202210120608A CN114389217A CN 114389217 A CN114389217 A CN 114389217A CN 202210120608 A CN202210120608 A CN 202210120608A CN 114389217 A CN114389217 A CN 114389217A
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- 238000007789 sealing Methods 0.000 title claims abstract description 41
- 239000003292 glue Substances 0.000 title claims abstract description 33
- 238000010276 construction Methods 0.000 title claims abstract description 13
- 238000003825 pressing Methods 0.000 title abstract description 8
- 238000009434 installation Methods 0.000 claims description 37
- 239000000565 sealant Substances 0.000 claims description 30
- 239000000463 material Substances 0.000 claims description 28
- 238000003466 welding Methods 0.000 claims description 14
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 229910052749 magnesium Inorganic materials 0.000 description 4
- 239000011777 magnesium Substances 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 230000001050 lubricating effect Effects 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000010963 304 stainless steel Substances 0.000 description 1
- 241000251468 Actinopterygii Species 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/22—Installations of cables or lines through walls, floors or ceilings, e.g. into buildings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
- F16L5/02—Sealing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Installation Of Indoor Wiring (AREA)
- Connection Or Junction Boxes (AREA)
Abstract
The invention discloses a high-grade biological laboratory through-wall cable glue pressing type sealing device and a construction method, wherein the device comprises a module box body (2), a sealing glue (6) and a fastening piece (7); mounting through holes are reserved in a wall plate (1) of the laboratory along the thickness direction, so that the module box body is embedded in the wall plate through the mounting through holes and is in sealing connection with the wall plate of the laboratory; the module box body is of a box body structure with an opening at one side end, and a plurality of threading holes (8) are reserved on two end faces of the module box body respectively, so that the wires and cables (3) penetrate through the module box body and the wall plate through the threading holes; the sealing glue is filled in the module box body, the fastening piece is embedded at the opening end of the module box body in a matching mode, and the fastening piece extrudes the sealing glue to enable the sealing glue to wrap the electric wire and the cable and fill the gap. The invention can ensure that the wire and cable arranged through the wall are in a completely sealed state so as to meet the air tightness requirement of a high-grade biological laboratory.
Description
Technical Field
The invention relates to a sealing structure and a construction method for a laboratory, in particular to a glue pressing type sealing device for a wall-penetrating cable in a high-grade biological laboratory and a construction method.
Background
The biological laboratory is classified according to different research objects, the classification is divided into four levels, wherein the three levels and the four levels are high-grade biological laboratories, and the realization basis is a reliable, safe and closed enclosure structure. The high-grade biological laboratory has higher requirements on maintaining the air tightness of the structure, and the air tightness performance of the high-grade biological laboratory restricts the realization of the high negative pressure state function of the biological laboratory.
The airtight leak source that the maintenance structure of biological laboratory often exists is door and window entrance to a cave, send the entrance to a cave of airing exhaust, wire and cable to wear wall entrance to a cave, ground handing-over department gap and roof and wall gap etc. wherein, current construction process has carried out the optimization of design to airtight leak source node technical control, for example: two fortification systems, a first negative pressure area and a second buffer area are arranged at the door opening, so that the defects of the construction process are compensated to a certain extent. In engineering practice, the through-wall wires and cables are often airtight leakage points, and cannot complement each other in design, so that the airtightness of the through-wall holes of the wires and cables cannot be effectively guaranteed, and the realization of high airtightness of the maintenance structure is influenced.
Disclosure of Invention
The invention aims to provide a glue pressing type sealing device for a through-wall cable in a high-grade biological laboratory and a construction method, which can ensure that an electric wire and a cable arranged through a wall are in a completely sealed state so as to meet the air tightness requirement of the high-grade biological laboratory.
The invention is realized by the following steps:
a kind of high-grade biological laboratory through-wall cable rubber-pressing type sealing means, including module box body, sealant and fastener; mounting through holes are reserved in the wall plate of the laboratory along the thickness direction of the wall plate, so that the module box body can be embedded in the wall plate through the mounting through holes, and the module box body is hermetically connected with the wall plate; the module box body is of a box body structure with an opening at one side end, and a plurality of threading holes are reserved on two end faces of the module box body respectively, so that wires and cables can penetrate through the module box body and the wall plate through the threading holes; the sealant is filled in the module box body, the fastening piece is embedded at the opening end of the module box body in a matching way, and the fastening piece extrudes the sealant, so that the sealant wraps the electric wires and cables and fills gaps between the threading holes and the electric wires and cables, between the fastening piece and the module box body and between the fastening piece and the inner wall of the mounting through hole.
The opening size of the installation through hole is smaller than the size of the module box body, the inner size of the installation through hole is larger than the size of the module box body, the thickness of the wallboard is larger than the thickness of the module box body, the end edge of the module box body can be embedded in the wallboard, the outer wall edge of the module box body is attached to the inner wall of the installation through hole, and the module box body and the wallboard can be connected in a sealing mode through full welding.
And fireproof materials are filled in gaps between the edges of the module box bodies and the mounting through holes, and the gaps between the fasteners and the fireproof materials are sealed and filled through sealant.
The diameter of the threading hole is equal to the diameter of the wire cable.
A construction method of a glue pressing type sealing device for a wall-penetrating cable in a high-grade biological laboratory comprises the following steps:
step 1: manufacturing a module box body with a box structure with an opening at one side end, and reserving a plurality of threading holes and glue injection holes on two end faces of the module box body;
step 2: the wire and the cable are penetrated through the threading hole, so that the wire and the cable penetrate through the module box body;
and step 3: according to the size of the module box body, mounting through holes are formed in a wall plate of a laboratory along the thickness direction of the wall plate;
and 4, step 4: the fastener is embedded at the opening of the side end of the module box body in a matching way, and the module box body is embedded and installed in the wall plate through the installation through hole;
and 5: fireproof materials are filled in a gap between the edge of the module box body and the inner wall of the mounting through hole, one side end of the module box body is propped against the fireproof materials through a fastener, and the other side end of the module box body is propped against the fireproof materials;
step 6: the module box body is filled with sealant through the glue injection hole, so that the sealant wraps the electric wire and the electric wire under the extrusion of the fastener and fills gaps between the threading hole and the electric wire, between the fastener and the module box body, between the fastener and the fireproof material and between the fastener and the inner wall of the installation through hole;
and 7: and after the sealant is dried completely, the module box body and the wallboard are connected in a sealing manner in a full-welding mode.
In the step 1, the number and the size of the threading holes are matched with those of the electric wires and the electric cables.
In the step 3, the opening size of the mounting through hole is smaller than the size of the module box body, the internal size of the mounting through hole is larger than the size of the module box body, the thickness of the wall plate is larger than the thickness of the module box body, the size of the mounting through hole is checked again, and cleaning and lubricating treatment are carried out.
Compared with the prior art, the invention has the following beneficial effects:
1. the module box body filled with the sealant is arranged, so that the module box body can be used for the penetration of the electric wires and cables, the sealant can wrap the electric wires and cables under the extrusion of the fastener, the electric wires and cables are positioned and protected, gaps at all joints can be sealed and filled, the penetration of the electric wires and cables is ensured to be in a completely airtight state, the problem of poor air tightness of a perforated part caused by the direct wall penetration of the electric wires and cables is avoided, the air tightness requirement of a high-grade biological laboratory is met, and the module box body is suitable for the setting projects of biological laboratories such as schools, hospitals and the like.
2. The installation through holes are formed in the wall plates and used for embedding the module box bodies, so that the module box bodies and the wall plates are in double sealing connection in a sealing glue and full welding mode, the air tightness of the penetrating positions of the electric wires and the cables is guaranteed, and meanwhile, fireproof materials are filled in gaps between the installation through holes and the module box bodies, so that the effects of preventing fire and reinforcing the module box bodies are achieved, and the use safety of the electric wires and the cables is improved.
Drawings
FIG. 1 is a front view of the sealing device of the present invention for a wall-penetrating cable in a high-grade biological laboratory;
fig. 2 is a cross-sectional view a-a of fig. 1.
FIG. 3 is a perspective view of the installation of the sealing device of the invention.
In the figure, 1 wallboard, 2 module box bodies, 3 wires and cables, 4 welding seams, 5 fireproof materials, 6 sealing glue, 7 fasteners and 8 threading holes.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
Referring to fig. 1 to 3, a high-grade biological laboratory wall-penetrating cable glue pressing type sealing device comprises a module box body 2, a sealing glue 6 and a fastener 7; mounting through holes (not shown) are reserved in the wall plate 1 of the laboratory along the thickness direction of the wall plate 1, so that the module box body 2 can be embedded in the wall plate 1 through the mounting through holes, and the module box body 2 is hermetically connected with the wall plate 1; the module box body 2 is of a box body structure with an opening at one side end, and a plurality of threading holes 8 are reserved on two end faces of the module box body 2 respectively, so that the wires and cables 3 can penetrate through the module box body 2 and the wall plate 1 through the threading holes 8; the sealant 6 is filled in the module box body 2, the fastening piece 7 is embedded at the opening end of the module box body 2 in a matching way, and the fastening piece 7 extrudes the sealant 6, so that the sealant 6 wraps the electric wire 3 and fills gaps between the threading hole 8 and the electric wire 3, between the fastening piece 7 and the module box body 2 and between the fastening piece 7 and the inner wall of the mounting through hole. The gaps at the perforation positions of the electric wires and the cables 3 are filled with the sealant 6, the module box body 2 is filled at the same time, the fastener 7 is utilized to provide reaction force for the continuously injected sealant 6, the sealant 6 is extruded to wrap the electric wires and the cables 3 and seal and fill the gaps at all the joints, and the air tightness of the module box body 2 is ensured; the air tightness of the through-wall arrangement of the electric wires and cables 3 is further ensured by the sealing embedding of the module box body 2 in the mounting through hole of the wall plate 1.
The opening size of installation through-hole be less than the size of module box 2, and the internal dimension of installation through-hole is greater than the size of module box 2, the thickness of wallboard 1 is greater than the thickness of module box 2, the tip edge that makes module box 2 can inlay the dress in wallboard 1, the outer wall edge of module box 2 and the inner wall laminating of installation through-hole, make between module box 2 and the wallboard 1 can be through full weld sealing connection. The size of the mounting through hole is suitable for the module box body 2 to be placed in and not to fall out from the opening, so that the full-welding operation of the module box body 2 and the wall plate 1 is ensured.
The clearance between the edge of the module box body 2 and the installation through hole is filled with fireproof materials 5, the clearance between the fastening piece 7 and the fireproof materials 5 is filled with the sealing glue 6 in a sealing way, the fireproof materials 5 can play a fireproof protection role, and meanwhile, the fireproof materials 5 and the sealing glue 6 can play a role in reinforcing and sealing the module box body 2. Preferably, the fireproof material 5 can be a glass magnesium board.
The aperture of through wires hole 8 and wire and cable 3's diameter equal, or the aperture of through wires hole 8 slightly is greater than wire and cable 3's diameter, ensure that wire and cable 3 can run through in the module box 2 through wires hole 8, and the clearance between wire and cable 3 and the through wires hole 8 is as little as possible to can guarantee its airtight effect through sealed filling of gluing 6.
Referring to fig. 1 to 3, a construction method of a high-grade biological laboratory through-wall cable caulking type sealing device includes the following steps:
step 1: a module box body 2 with a box structure with an opening at one side end is manufactured, and a plurality of threading holes 8 and glue injection holes (not shown in the figure) are reserved on two end faces of the module box body 2. The threading hole 8 is used for penetrating the electric wire 3, and the glue injection hole is used for injecting the sealant 6.
The quantity and the size of the threading holes 8 are matched with the quantity and the size of the electric wires and cables 3, so that the electric wires and cables 3 can be smoothly threaded on the module box body 2.
Step 2: the wire and cable 3 are penetrated through the threading hole 8, so that the wire and cable 3 penetrates through the module box body 2.
And step 3: according to the size of the module box body 2, a mounting through hole is formed in the wall plate 1 of the laboratory along the thickness direction of the wall plate 1 and used for embedding the module box body 2.
The size of the opening of the installation through hole is smaller than that of the module box body 2, the internal size of the installation through hole is larger than that of the module box body 2, the thickness of the wall plate 1 is larger than that of the module box body 2, the size of the installation through hole is rechecked, cleaning and lubricating treatment are carried out, the lubricating treatment can be realized by coating lubricating oil and the like, and smooth embedding of the module box body 2 is ensured.
And 4, step 4: the fastener 7 is embedded at the opening of the side end of the module box body 2 in a matching way, and the module box body 2 is embedded and installed in the wall plate 1 through the installation through hole.
And 5: the gap between the edge of the module box body 2 and the inner wall of the mounting through hole is filled with fireproof materials 5, one side end of the module box body 2 is pressed against the fireproof materials 5 through a fastener 7, the other side end of the module box body 2 is pressed against the fireproof materials 5, and the fireproof materials 5 play a fireproof role and fix the module box body 2.
Step 6: the sealant 6 is filled in the module box body 2 through the glue injection hole, so that the sealant 6 wraps the electric wire and cable 3 under the extrusion of the fastener 7 and fills gaps between the threading hole 8 and the electric wire and cable 3, between the fastener 7 and the module box body 2, between the fastener 7 and the fireproof material 5 and between the fastener 7 and the inner wall of the installation through hole. Because the existence of the fastener 7, and the fastener 7 receives the spacing of fire-proof material 5, can carry out backward extrusion to the sealed glue 6 that continuously pours into in the module box body 2, ensure sealed glue 6 can be full of the module box body 2 and sealed the packing between threading hole 8 and wire and cable 3, between fastener 7 and the module box body 2, between fastener 7 and the fire-proof material 5, and in the clearance between the inner wall of fastener 7 and installation through-hole, the clearance of all handing-over departments is all sealed the packing by sealing glue 6, thereby guaranteed the gas tightness of whole module box body 2. Preferably, the fastening member 7 may be a plastic block, a wood block, or the like.
And 7: after the sealant 6 is dried completely, the module box body 2 and the wallboard 1 are connected in a sealing manner in a full-welding manner, and the sealing and fixing effects are good.
Example 1:
the wall plate 1 of the laboratory has a thickness of 100mm and is made of a stainless steel plate. A3 mm-thick 304 stainless steel plate is welded into a cuboid module box body 2 with an opening at one side end, and the thickness of the module box body 2 is 80 mm. 4 threading holes 8 and a glue injection hole which are equal to the diameter of the electric wire 3 are reserved on the module box body 2. The fastener 7 is embedded at the opening end of the module box body 2 in a matching way, and the electric wire 3 penetrates through the module box body 2 through the threading hole 8.
The wallboard 1 is provided with the installation through hole, the length and the width of the opening of the installation through hole are respectively smaller than the length and the width of the module box body 2, the length and the width of the inner part of the installation through hole are respectively larger than the length and the width of the module box body 2, and the module box body 2 can be embedded into the wallboard 1 through the opening of the installation through hole and can not fall out from the opening.
After the size of the installation through hole is rechecked, the installation through hole is cleaned, lubricating oil is coated at the opening of the installation through hole for lubrication, and a glass magnesium plate is filled in the gap between the module box body 2 and the installation through hole to be used as a fireproof material 5, so that the fireproof effect can be achieved, and the installation stability of the module box body 2 can be ensured. The module box body 2 is placed in the mounting through hole, one end of the module box body 2 is in contact with the glass magnesium board through the fastener 7, and the closed end of the other side of the module box body 2 is directly propped against the glass magnesium board, so that the module box body 2 is stably embedded in the wall plate 1 of the laboratory.
Fill up sealed glue 6 in to module box body 2 through the injecting glue hole, continuously pour into sealed glue 6, make sealed glue 6 wrap up wire and cable 3 under the reaction force extrusion of fastener 7, guarantee that wire and cable 3 can not take place the displacement, sealed glue 6 is sealed simultaneously and is filled between through wires hole 8 and wire and cable 3, between fastener 7 and the module box body 2, between fastener 7 and the fire-proof material 5, and clearance and injecting glue hole between the inner wall of fastener 7 and mounting through hole, guarantee the gas tightness of whole module box body 2, especially the gas tightness of trompil position. The sealant 6 overflowing the gap can be cut by a wallpaper cutter, the cutting force is moderate, and the wallpaper cutter can be blunt so as to avoid cutting the outer skin of the wire cable 3.
After the sealant 6 is dried completely, the wall plate 1 and the module box body 2 are welded in a manual argon arc welding full-welding mode, so that the mounting part is sealed and reinforced, the full-welding ensures the welding uniformity, the welding heat consistency and the wall plate deformation is reduced; the welding penetration is consistent, so that the weak welding part is prevented from being corroded through by the disinfectant; the uniform fish scale pattern makes the connecting position of the wall plate more beautiful.
The present invention is not limited to the above embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a high-grade biological laboratory wall cable moulding sealing device which characterized by: comprises a module box body (2), a sealant (6) and a fastener (7); mounting through holes are reserved in the wallboard (1) of the laboratory along the thickness direction of the wallboard (1), so that the module box body (2) can be embedded in the wallboard (1) through the mounting through holes, and the module box body (2) is connected with the wallboard (1) in a sealing manner; the module box body (2) is of a box body structure with an opening at one side end, and a plurality of threading holes (8) are reserved on two end faces of the module box body (2) respectively, so that the wires and cables (3) can penetrate through the module box body (2) and the wall plate (1) through the threading holes (8); the sealant (6) is filled in the module box body (2), the fastener (7) is embedded at the opening end of the module box body (2) in a matching manner, and the fastener (7) extrudes the sealant (6), so that the sealant (6) wraps the wire cable (3) and fills gaps between the threading hole (8) and the wire cable (3), between the fastener (7) and the module box body (2) and between the fastener (7) and the inner wall of the installation through hole.
2. The high-grade biological laboratory through-wall cable caulking-type sealing device of claim 1, which is characterized in that: the opening size of installation through-hole be less than the size of the box body of module (2), and the internal dimension of installation through-hole is greater than the size of the box body of module (2), the thickness of wallboard (1) is greater than the thickness of the box body of module (2), the tip edge that makes the box body of module (2) can inlay the dress in wallboard (1), the outer wall edge of the box body of module (2) and the inner wall laminating of installation through-hole make between the box body of module (2) and wallboard (1) can be through full weld sealing connection.
3. The high-grade biological laboratory through-wall cable caulking-type sealing device according to claim 1 or 2, characterized in that: the gap between the edge of the module box body (2) and the installation through hole is filled with fireproof materials (5), and the gap between the fastener (7) and the fireproof materials (5) is filled with sealant (6) in a sealing mode.
4. The high-grade biological laboratory through-wall cable caulking-type sealing device of claim 1, which is characterized in that: the diameter of the threading hole (8) is equal to the diameter of the wire cable (3).
5. The construction method of the through-wall cable caulking-type sealing device for the high-grade biological laboratory as claimed in claim 3, is characterized in that: the method comprises the following steps:
step 1: manufacturing a module box body (2) with a box structure with an opening at one side end, and reserving a plurality of threading holes (8) and glue injection holes on two end faces of the module box body (2);
step 2: the electric wire and cable (3) are penetrated through the threading hole (8), so that the electric wire and cable (3) penetrates through the module box body (2);
and step 3: according to the size of the module box body (2), mounting through holes are formed in a wall plate (1) of a laboratory along the thickness direction of the wall plate (1);
and 4, step 4: the fastener (7) is embedded at the opening of the side end of the module box body (2) in a matching way, and the module box body (2) is embedded and installed in the wall plate (1) through the installation through hole;
and 5: a gap between the edge of the module box body (2) and the inner wall of the mounting through hole is filled with fireproof materials (5), one side end of the module box body (2) is propped against the fireproof materials (5) through a fastener (7), and the other side end of the module box body (2) is propped against the fireproof materials (5);
step 6: the sealant (6) is filled into the module box body (2) through the glue injection hole, so that the sealant (6) wraps the electric wire and cable (3) under the extrusion of the fastener (7), and gaps between the threading hole (8) and the electric wire and cable (3), between the fastener (7) and the module box body (2), between the fastener (7) and the fireproof material (5) and between the fastener (7) and the inner wall of the installation through hole are filled;
and 7: and after the sealant (6) is dried completely, the module box body (2) and the wall plate (1) are connected in a sealing manner in a full-welding manner.
6. The construction method according to claim 5, wherein: in the step 1, the number and the size of the threading holes (8) are matched with those of the electric wires and cables (3).
7. The construction method according to claim 5, wherein: in the step 3, the opening size of the installation through hole is smaller than the size of the module box body (2), the internal size of the installation through hole is larger than the size of the module box body (2), the thickness of the wall plate (1) is larger than the thickness of the module box body (2), and the size of the installation through hole is checked again and is cleaned and lubricated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210120608.2A CN114389217B (en) | 2022-02-08 | 2022-02-08 | High-grade biological laboratory wall-penetrating cable glue pressing type sealing device and construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210120608.2A CN114389217B (en) | 2022-02-08 | 2022-02-08 | High-grade biological laboratory wall-penetrating cable glue pressing type sealing device and construction method |
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| Publication Number | Publication Date |
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| CN114389217A true CN114389217A (en) | 2022-04-22 |
| CN114389217B CN114389217B (en) | 2024-03-12 |
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| CN209545083U (en) * | 2019-04-24 | 2019-10-25 | 袁桂新 | A kind of construction of cable through walls with high fire-proof and explosion-proof performance |
| CN209545081U (en) * | 2019-04-15 | 2019-10-25 | 青岛青城建工集团有限公司 | A kind of people's air defense built-in pipe wears the construction of cable |
| CN209767084U (en) * | 2019-04-24 | 2019-12-10 | 深圳铿时装饰机电工程有限公司 | Wall-penetrating cable structure with fireproof and waterproof functions |
-
2022
- 2022-02-08 CN CN202210120608.2A patent/CN114389217B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106532605A (en) * | 2017-01-16 | 2017-03-22 | 中国工程物理研究院总体工程研究所 | Through-wall sealing device for cable with special shaped section |
| CN207705739U (en) * | 2017-12-04 | 2018-08-07 | 通号工程局集团有限公司 | A kind of cable intake protection against rodents plugging structure |
| CN208479106U (en) * | 2018-06-21 | 2019-02-05 | 上海火克新材料有限公司 | A kind of cable fire-proof seal penetration apparatus of H grades of firewall |
| CN209545081U (en) * | 2019-04-15 | 2019-10-25 | 青岛青城建工集团有限公司 | A kind of people's air defense built-in pipe wears the construction of cable |
| CN209545083U (en) * | 2019-04-24 | 2019-10-25 | 袁桂新 | A kind of construction of cable through walls with high fire-proof and explosion-proof performance |
| CN209767084U (en) * | 2019-04-24 | 2019-12-10 | 深圳铿时装饰机电工程有限公司 | Wall-penetrating cable structure with fireproof and waterproof functions |
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| CN114389217B (en) | 2024-03-12 |
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