CN211494051U - Locomotive partition wall door - Google Patents
Locomotive partition wall door Download PDFInfo
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- CN211494051U CN211494051U CN201921820679.3U CN201921820679U CN211494051U CN 211494051 U CN211494051 U CN 211494051U CN 201921820679 U CN201921820679 U CN 201921820679U CN 211494051 U CN211494051 U CN 211494051U
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Abstract
The utility model relates to a locomotive fire prevention technical field discloses a locomotive partition wall door, including door frame, partition wall door plant and lock, the partition wall door plant includes the door skeleton, is used for forming the apron that holds the chamber between closed door skeleton and the AND gate skeleton, has seted up the visual window on the door skeleton, and visual window includes fire prevention heat insulating glass and ordinary toughened glass from locomotive machinery room to the driver's cabin orientation in proper order, and the door skeleton is equipped with in the fire prevention heat insulating glass outside and carries out spacing baffle to fire prevention heat insulating glass, and ordinary toughened glass passes through the rubber banding pressure equipment on the door skeleton. The locomotive partition wall door can achieve the effect of safe fire prevention of the visual window only by installing the fireproof heat-insulating glass at the side of the mechanical compartment, and the visual window framework has excellent fixing effect on the fireproof heat-insulating glass and the common toughened glass by combining the flexible fireproof expansion strip, the calcium silicate board, the fireproof paste and other related filling structure designs, so that the visual window framework can provide reaction time for a driver to the maximum extent when encountering fire.
Description
Technical Field
The utility model relates to a locomotive fire prevention technical field specifically, relates to a locomotive partition wall door.
Background
The partition wall door is arranged on a partition wall of a locomotive cab and is positioned between the cab and the machinery room; the cab is an electric locomotive control room, and a driver operates the locomotive to safely run in the cab through an operation control system; the mechanical room is mainly used for arranging various important system equipment components for locomotive operation, such as equipment components of a braking system, a traction system, an auxiliary system, a signal system, a low-voltage and high-voltage electric appliance system and the like; the partition wall door is a passage connecting the cab and the machinery room, and a driver or a maintenance person enters the machinery room through the cab to overhaul and check equipment in the machinery room.
The partition wall door has the partition function, the operation environment of the cab is not influenced by the operation equipment of the machinery room through the performances of fire prevention, heat insulation, noise reduction, sealing and the like, particularly, a large number of electrical components are arranged in the machinery room, and the fire can spread rapidly from one point under the condition of fire, so that the fire prevention partition function of the partition wall door needs to ensure that a driver has enough time to process train accidents, and the driving safety of the driver and the train is ensured. According to the new fire-proof requirement, a partition wall door which meets the requirements of environmental protection, fire prevention, heat insulation, noise reduction and good sealing performance is required to be designed.
Disclosure of Invention
The utility model provides a technical problem lie in overcoming prior art's defect, provide a locomotive partition wall door that fire behavior is excellent, structural strength is good.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a locomotive partition wall door, including door frame, partition wall door plant and lock, the partition wall door plant includes the door skeleton, be used for sealing the door skeleton and form the apron that holds the chamber between the door skeleton, but the window has been seted up on the door skeleton, but visual window includes fire prevention heat insulating glass and ordinary toughened glass in proper order to the driver's cabin orientation from locomotive machinery room, the door skeleton is equipped with in the fire prevention heat insulating glass outside and carries out spacing baffle to fire prevention heat insulating glass, ordinary toughened glass passes through the rubber banding pressure equipment on the door skeleton.
Furthermore, the fireproof heat-insulating glass is composed of two pieces of physical toughened glass and an inorganic fireproof layer sandwiched between the two pieces of physical toughened glass.
Further, the skeleton of visual window is including the outer ring on edge of parcel fire prevention insulating glass and ordinary toughened glass, locate the ring end and be used for installing ordinary toughened glass's fixed plate, locate ring middle-section portion and be used for carrying out spacing backing plate to fire prevention insulating glass, and fixed plate, backing plate all perpendicular to ring just extend towards the ring center, and the ring is close to fire prevention insulating glass's end still to be equipped with the ring reinforcing plate that extends towards the door frame direction, and the baffle laminates with the ring reinforcing plate.
Furthermore, the outer edge of the fireproof heat-insulating glass is covered with a flexible fireproof expansion strip.
And a calcium silicate plate is filled between the flexible fireproof expansion strip and the ring, and the end part of the calcium silicate plate extends to be attached to the baffle and the backing plate.
Still further, flexible fire prevention inflation strip outer edge covers has the fire prevention subsides, and the fire prevention subsides of fire prevention insulating glass both sides are laminated with baffle, backing plate respectively.
Further, the rubber strip comprises a rubber pressing strip and a rubber pressing strip core, the common toughened glass is connected with the fixing plate through the rubber pressing strip, the rubber pressing strip is of an X-shaped structure, a pressing groove is formed in the surface, located on the outer side of the door frame, of the rubber pressing strip, and the rubber pressing strip core is embedded and pressed into the pressing groove to enable the rubber strip to be tightly attached to the common toughened glass.
Furthermore, the pressure groove is of a special-shaped structure with a small opening and a large space in the groove.
Further, the surface of the door frame facing the cab is provided with a sinking platform at the position where the door lock is arranged, the door lock is arranged in the sinking platform, and the height of the door lock is lower than the height of the door frame or is flush with the height of the door frame.
Further, the door frame includes the horizontal support of many horizontal support door frame width structures, and horizontal support is the Z word structure.
Compared with the prior art, the utility model discloses following beneficial effect has:
1) the locomotive partition wall door can achieve the safe fireproof effect of the visual window only by installing the fireproof heat-insulating glass at the side of the mechanical compartment, and the visual window framework has excellent fixing effect on the fireproof heat-insulating glass and the common toughened glass by combining the flexible fireproof expansion strip, the calcium silicate plate, the fireproof paste and other related filling structure designs, so that the visual window framework can provide reaction time for a driver to the maximum extent when encountering a fire;
2) the door lock facing the cab is arranged in the sinking platform, so that the door is prevented from being opened due to the fact that a door lock connecting rod is touched by people by accident, and the opening and closing safety of the door is ensured;
3) the door framework accommodating cavity is filled with fireproof and heat-insulating materials such as carbon fiber cotton or superfine glass cotton, and the overall fireproof, heat-insulating and sound-insulating properties of the partition wall door are effectively guaranteed;
4) the fireproof partition wall door of the locomotive is subjected to a fireproof partition test, and meets the standard EN 45545-3 railway application-railway vehicle fireproof-third part: the integrity of the fireproof partition board is more than or equal to 15 minutes, the heat insulation is more than or equal to 15 minutes, and the temperature rise curve in the test process meets the requirements of EN 1363-1.
Drawings
FIG. 1 is a schematic view showing the overall structure of a partition door of a locomotive according to embodiment 1;
FIG. 2 is a schematic view of the door panel of the partition wall of FIG. 1;
FIG. 3 is a schematic view of the reverse side of the partition door of the locomotive shown in FIG. 1;
FIG. 4 is a schematic view of the reverse side of the door panel of the partition shown in FIG. 2;
FIG. 5 is a schematic structural view of a door frame according to embodiment 1;
FIG. 6 is a cross-sectional view of the skeleton structure of the visual window according to embodiment 1;
FIG. 7 is a sectional view of the visual window according to example 1;
FIG. 8 is a sectional view of the partition door panel according to embodiment 1;
FIG. 9 is a schematic view showing the structure of the outer edge of the fireproof heat-insulating glass according to example 1;
fig. 10 is a partially enlarged view of the rubber strip of fig. 8 press-fitted with a general tempered glass.
Detailed Description
The invention will be further described with reference to specific embodiments, wherein the drawings are designed solely for the purpose of illustration and not as a definition of the limits of the patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Example 1
The partition wall door of the locomotive as shown in fig. 1 and 3 comprises a door frame 1, a partition wall door panel 2 and a door lock 3, wherein the partition wall door panel 2 comprises a door framework 21 (shown in fig. 2, 4 and 5) and a cover plate 22 for closing the door framework and forming an accommodating cavity with the door framework; the door frame is welded and fixed on a cab partition wall and used for installing a partition wall door, the door lock is mainly used for opening and closing a vehicle door, a sealing strip seal is arranged at the contact position of the partition wall door plate 2 and the door frame 1, a certain compression amount is kept by the locking action of the door lock 3, the sealing performance of the sealing strip is ensured, the sealing strip is arranged on a door framework, two layers of seals are adopted, and the material is EPDM; the door frame 21 comprises sheet metal structure, and apron 3 is 3mm sheet metal material, fixes on door frame 21 through the welded mode, holds the intracavity between door frame 21 and apron 3 and fills fire prevention thermal insulation material, specifically for at first holding the intracavity spraying one deck waterborne damping coating, fire prevention thermal insulation material such as carbon fiber cotton or superfine glass cotton of refilling, guarantees the holistic performances such as fire prevention of partition wall door, thermal-insulated, give sound insulation.
Partition wall door plant 2 articulates on door frame 1 through hinge 4, and the hinge is connected with the equal bolted connection of partition wall door plant, door frame, and the follow-up instant change when taking place wearing and tearing of being convenient for.
As shown in fig. 5, 7 and 8, a visual window 23 is formed on the door frame, the visual window sequentially comprises fireproof heat-insulating glass 231 and common toughened glass 232 from the locomotive machinery room to the cab, as shown in fig. 7, a baffle 211 for limiting the fireproof heat-insulating glass is arranged on the outer side of the fireproof heat-insulating glass of the door frame, the tail end of the baffle extends to the edge surface of the fireproof heat-insulating glass to prevent the baffle from falling out of the visual window when in use or in emergency, so that the operation safety of the cab is affected, and the baffle 211 is connected to the partition door panel 2 in a riveting manner; ordinary toughened glass 232 is then installed on door skeleton 21 through the rubber banding pressure, and ordinary toughened glass's thickness is 5mm, and the rubber banding material is EPDM.
Wherein, fire prevention insulating glass 231 presss from both sides by two physics toughened glass and establishes inorganic flame retardant coating and constitutes, and when the conflagration takes place between machinery, after the thermal shock that fire prevention insulating glass arouses by flame, physics toughened glass can be broken, and the inorganic fire-proof material of inorganic flame retardant coating can expand, and the carbonization becomes opaque cellular flame retardant coating, and the fire prevention principle of inorganic flame retardant coating is: when the temperature rise of the inorganic fireproof layer reaches 90 ℃, the inorganic fireproof layer starts to react, after about 2 minutes, when the flame temperature reaches 300-400 ℃, the inorganic fireproof layer starts to foam, after 4 minutes, when the flame temperature reaches 500 ℃, the physical toughened glass on the side of a fire breaks and then peels off, the inorganic fireproof layer is completely exposed to the flame and is carbonized to form a stable opaque honeycomb fireproof plate, when the flame temperature reaches 1000 ℃, the average temperature rise of the back fire surface within a specified time is not more than 140 ℃, and the highest single-point temperature is not more than 80 ℃.
In order to enhance the overall structural strength of the visible window, as shown in fig. 6, the skeleton of the visible window 23 includes a ring 212 wrapping the outer edges of the fireproof heat-insulating glass and the common tempered glass, a fixing plate 213 disposed at the end of the ring and used for mounting the common tempered glass, and a backing plate 214 disposed at the middle part of the ring and used for limiting the fireproof heat-insulating glass, wherein the fixing plate and the backing plate are both perpendicular to the ring and extend towards the center of the ring, a ring reinforcing plate 215 extending towards the door frame is further disposed at the end of the ring 212 close to the fireproof heat-insulating glass, and the baffle plate 211 is attached to the ring; the ring reinforcing plate has a reinforcing effect on the ring, the baffle 211 and the backing plate 214 clamp and fix the fireproof heat-insulating glass 231 from two sides of the fireproof heat-insulating glass, and the fireproof heat-insulating glass and the common toughened glass can be stably installed in the visual window framework.
In addition, according to the fire protection requirement, after a fire breaks out between machines, the integrity of the locomotive bulkhead door needs to be guaranteed within 15 minutes, and therefore the related structures of the fire protection insulating glass and the common toughened glass need to be optimized, specifically, as shown in fig. 9, the outer edge of the fire protection insulating glass 231 is covered with a flexible fire protection expansion strip 233, a calcium silicate plate 234 is filled between the flexible fire protection expansion strip 233 and the ring 212, the end of the calcium silicate plate 234 extends to be attached to the baffle 211 and the backing plate 214, the outer edge of the flexible fire protection expansion strip 233 is covered with fire protection pastes 235 (the fire protection pastes are attached to the two side edges of the fire protection insulating glass), the fire protection pastes 235 on the two sides of the fire protection insulating glass are respectively attached to the baffle 211 and the backing plate 214, the structures are designed to be glued in the middle gap and the edges, and.
The flexible fireproof expansion strip is made of a graphite-based halogen-free expansion type non-combustible material, can expand to dozens of times of the original volume when meeting fire to form a heat insulation layer, can expand in all directions or in one direction, is good in stability of a heat insulation carbon layer formed by expansion of the flexible fireproof expansion strip with good performance, is a flexible fireproof expansion strip which can expand at a relatively low temperature (150 ℃), and can effectively and durably plug gaps and cavities to achieve the effects of effectively isolating smoke and resisting fire; the calcium silicate board is mainly filled in a bearing position below the fireproof heat-insulating glass to protect edges of the fireproof heat-insulating glass, meanwhile, the stability of the fireproof heat-insulating glass when the fireproof heat-insulating glass is fired is guaranteed, the edges of the fireproof heat-insulating glass are prevented from being in direct contact with the profiles, the influence of water vapor on the fireproof heat-insulating glass is reduced, and the calcium silicate board is prevented from being made of plastics, wood or hard materials which are easy to change when the fireproof heat-insulating glass is heated, such as metal materials and the like.
The material of the fireproof paste adopts aluminum silicate fiber cotton and self-adhesive pressure-sensitive adhesive, the fireproof paste can avoid direct contact between fireproof heat-insulating glass and a hard material, and heat is effectively prevented from being transferred from a fire-receiving surface to a back fire surface through a gap between the fireproof heat-insulating glass and a profile.
The common toughened glass 232 is pressed on the fixing plate through a rubber strip, specifically, as shown in fig. 10, the rubber strip is composed of a rubber pressing strip 236 and a rubber pressing strip core 237, the rubber pressing strip 236 is of an X-shaped structure, the common toughened glass 232 and the fixing plate 213 are respectively embedded into two X-shaped openings opposite to the rubber pressing strip 236, and during installation, the common toughened glass and the rubber pressing strip are firstly matched and then integrally sleeved on the fixing plate 213; a pressing groove is reserved on the surface of the rubber pressing strip 236, which is positioned on the outer side of the door framework, and the rubber pressing strip core 237 is embedded and pressed into the pressing groove to enable the rubber strip to be tightly attached to the common toughened glass through the expansion effect; as shown in fig. 7, 8 and 10, the compressed groove is of a special-shaped structure with a small opening and a large space in the groove, so that the rubber compressed strip core can be fully expanded in the compressed groove.
Still be equipped with many horizontal supports that transversely support door frame width structure on the door skeleton 21, horizontal support is three in this implementation, is the upper bracket 217 that is close to the visual window, the well support 218 that is close to the lock and the lower carriage 219 that is close to partition wall door plant bottom respectively, these three supports all are the Z word structure, contain triangle-shaped graphic structure in the Z word structure including, utilized triangle-shaped's steadiness well, it compares in square pipe, both can guarantee its support intensity, has effectively reduced weight again.
The fireproof partition wall door of the locomotive is subjected to a fireproof partition test, and meets the standard EN 45545-3 railway application-railway vehicle fireproof-third part: the integrity of the fireproof partition board is more than or equal to 15 minutes, the heat insulation is more than or equal to 15 minutes, and the temperature rise curve in the test process meets the requirements of EN 1363-1.
It should be understood that the above-mentioned embodiments are only examples for clearly illustrating the technical solutions of the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a locomotive partition wall door, including the door frame, partition wall door plant and lock, its characterized in that, the partition wall door plant includes the door skeleton, be used for sealing door skeleton and with the door skeleton between form the apron that holds the chamber, but the window has been seted up on the door skeleton, but visual window includes fire prevention heat insulating glass and ordinary toughened glass in proper order from locomotive machinery room to cab direction, the door skeleton is equipped with in the fire prevention heat insulating glass outside and carries out spacing baffle to fire prevention heat insulating glass, ordinary toughened glass passes through the rubber banding pressure equipment on the door skeleton.
2. The locomotive bulkhead door of claim 1, wherein the fire-resistant and heat-insulating glass is composed of two pieces of physically tempered glass with an inorganic fire-resistant layer interposed therebetween.
3. The locomotive bulkhead door according to claim 1 or 2, wherein the frame of the visual window comprises a ring wrapping the outer edges of the fireproof heat-insulating glass and the common toughened glass, a fixed plate arranged at the tail end of the ring and used for mounting the common toughened glass, and a backing plate arranged at the middle part of the ring and used for limiting the fireproof heat-insulating glass, wherein the fixed plate and the backing plate are both perpendicular to the ring and extend towards the center of the ring, a ring reinforcing plate extending towards the direction of the door frame is further arranged at the tail end of the ring close to the fireproof heat-insulating glass, and the baffle plate is attached to the ring reinforcing plate.
4. The locomotive bulkhead door of claim 3, wherein the outer edge of the fire insulating glass is covered with a flexible fire intumescent strip.
5. The locomotive bulkhead door of claim 4, wherein the flexible fire barrier expansion strip and the ring are filled with a calcium silicate board, and the end of the calcium silicate board extends to be attached to the baffle plate and the backing plate.
6. The locomotive bulkhead door of claim 5, wherein the flexible fire-resistant expansion strip is covered with fire-resistant adhesive along the outer edge thereof, and the fire-resistant adhesive on both sides of the fire-resistant heat-insulating glass is respectively adhered to the baffle plate and the backing plate.
7. The locomotive bulkhead door of claim 3, wherein the rubber strip comprises a rubber strip and a rubber strip core, the rubber strip is connected between the common toughened glass and the fixed plate, the rubber strip is of an X-shaped structure, a pressure groove is formed in the surface of the rubber strip positioned on the outer side of the door frame, and the rubber strip core is embedded and pressed into the pressure groove to enable the rubber strip to be tightly attached to the common toughened glass.
8. The locomotive bulkhead door of claim 7, wherein the indent is a shaped structure with a small opening and a large space in the groove.
9. The locomotive bulkhead door of claim 1, wherein the surface of the door frame facing the cab is provided with a sunken platform at a door lock setting position, the door lock is installed in the sunken platform, and the height of the door lock is lower than or equal to the height of the door frame.
10. The locomotive bulkhead door of claim 1, wherein the door frame includes a plurality of transverse supports that laterally support the width of the door frame, the transverse supports having a zigzag configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921820679.3U CN211494051U (en) | 2019-10-28 | 2019-10-28 | Locomotive partition wall door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921820679.3U CN211494051U (en) | 2019-10-28 | 2019-10-28 | Locomotive partition wall door |
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| Publication Number | Publication Date |
|---|---|
| CN211494051U true CN211494051U (en) | 2020-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921820679.3U Active CN211494051U (en) | 2019-10-28 | 2019-10-28 | Locomotive partition wall door |
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| CN (1) | CN211494051U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113682329A (en) * | 2021-10-08 | 2021-11-23 | 中车大同电力机车有限公司 | Locomotive cab rear wall and locomotive |
| CN114482818A (en) * | 2021-12-30 | 2022-05-13 | 中车永济电机有限公司 | Locomotive converter box with E15 fire-resistant integrality |
-
2019
- 2019-10-28 CN CN201921820679.3U patent/CN211494051U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113682329A (en) * | 2021-10-08 | 2021-11-23 | 中车大同电力机车有限公司 | Locomotive cab rear wall and locomotive |
| CN113682329B (en) * | 2021-10-08 | 2022-11-29 | 中车大同电力机车有限公司 | Locomotive cab rear wall and locomotive |
| CN114482818A (en) * | 2021-12-30 | 2022-05-13 | 中车永济电机有限公司 | Locomotive converter box with E15 fire-resistant integrality |
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