CN209959086U

CN209959086U - Foldable prefabricated cabin door structure

Info

Publication number: CN209959086U
Application number: CN201920314902.0U
Authority: CN
Inventors: 颜孝勇
Original assignee: JIANGSU DAQO BOX TRANSFORMER STATION TECHNOLOGY Co Ltd
Current assignee: JIANGSU DAQO BOX TRANSFORMER STATION TECHNOLOGY Co Ltd
Priority date: 2019-03-13
Filing date: 2019-03-13
Publication date: 2020-01-17
Anticipated expiration: 2029-03-13

Abstract

The utility model discloses a foldable prefabricated cabin door structure, which comprises a door frame, side door leaves and a middle door leaf, wherein the door leaves are connected in a hinged mode; the side door leaf is provided with a rotating shaft, the rotating shaft is connected with the transmission part and the driving movable arm, and the side door leaf is driven by a motor to rotate to drive the middle door leaf to open and close; in addition, a push-bar type escape lock is also arranged and used in emergency; the small door is arranged, so that the daily entering and exiting are facilitated; the fluorescent mark is convenient for identifying the exit in the dark, and is convenient, practical, safe and reliable.

Description

Foldable prefabricated cabin door structure

Technical Field

The utility model relates to a prefabricated hatch door specifically is a folding prefabricated hatch door structure.

Background

The prefabricated cabin is an outdoor intelligent substation based on the core concept of 'standard distribution type' of the national power grid, and the adoption of the cabin body structure of the prefabricated cabin becomes an important measure for constructing a secondary equipment carrier of the intelligent substation. The prefabricated cabin has the technical characteristics of standardization, modularization and prefabrication, the cabin body of the prefabricated cabin has enough mechanical strength and rigidity, and cannot be deformed or damaged during hoisting, transportation and installation, and the influence on equipment in the cabin body caused by hoisting and transportation is avoided. Has good anti-seismic performance and wind resistance. In addition, the prefabricated cabin has good corrosion resistance, good heat insulation and preservation performance and is not easy to accumulate dust and water. Most importantly, the prefabricated cabin is also provided with emergency escape measures to meet the emergency escape requirements of personnel. The door of the prefabricated cabin meets the requirements that the door plate, the metal parts of the connecting and moving parts do not rust within the service life, the thickness is designed according to the requirements of bearing capacity and service life, and meanwhile, fireproof, airtight and heat preservation are required.

The existing prefabricated cabin door generally adopts a leaf type or double leaf type vertical hinged door, and when a plurality of leaves of the door need to be installed, a plurality of door frames are mostly adopted for installation. Therefore, the space is not occupied, the size of the portal is limited, and the cabin body is not convenient to pass and large equipment enters and exits.

SUMMERY OF THE UTILITY MODEL

In order to solve the existing problems, a foldable prefabricated cabin door structure is provided, and the specific scheme is as follows:

a foldable prefabricated cabin door structure comprises a door frame, side door leaves and middle door leaves, wherein the side door leaves and the middle door leaves are two, one sides of the two side door leaves are respectively hinged with the left door side and the right door side of the door frame, and the other sides of the side door leaves are respectively hinged with one sides of the two middle door leaves through hinges; the other sides of the door leaves in the two leaves are adjacent, and door handles are arranged at the side edges.

In the foldable prefabricated cabin door structure, the upper end and the lower end of the stile at one side of the side door leaf hinged with the door frame are respectively provided with the upper rotating shaft and the lower rotating shaft; the upper rotating shaft and the lower rotating shaft are respectively connected with rotating shaft seats arranged at the upper end and the lower end of the two sides of the door frame, and the upper rotating shaft is also connected with a transmission part and a driving arm.

In the foldable prefabricated cabin door structure, the transmission component comprises a gear and a rack meshed with the gear, one end of the rack is connected with the driving arm, and the gear is connected with the motor.

According to the foldable prefabricated cabin door structure, the hanging rail slide way is arranged on the door head on the upper side of the door frame, the guide pulleys matched with the hanging rail slide way are installed at the upper ends of the door leaves and connected through the steel wire ropes, and the steel wire rope tightness adjusting device is further arranged on the upper side of the door frame.

In the foldable prefabricated cabin door structure, the door leaves on the two sides are provided with the push rod type escape locks.

Preferably, the push-bar type escape lock is a top-bottom bolt type push-bar escape lock.

Preferably, a small door is arranged on one or two door panels of the middle door leaf.

Preferably, fluorescent marks are arranged on the surfaces of the door leaves, the middle door leaf and the small door leaf of the foldable prefabricated cabin door structure.

In addition, in the foldable prefabricated cabin door structure, sealing strips are arranged at the gaps among the door frame, the side door leaves, the middle door leaf and the small door, and the sealing strips are made of silicon rubber or ethylene propylene diene monomer materials; and the metal parts of the foldable prefabricated cabin door are made of cold-rolled steel plates or stainless steel subjected to sand blasting and corrosion prevention treatment, and the internal fillers of the side door leaves, the middle door leaves and the small doors are made of polyurethane fireproof heat-insulating materials.

The utility model has the advantages that:

the door frame, the side door leaf and the middle door leaf of the utility model are all connected in a hinged mode, and the side door leaf is rotated and drives the middle door leaf to open and close under the driving of the motor through the rotating shaft arranged on the side door leaf and the transmission part and the driving movable arm connected with the side door leaf, so that the ground track is not arranged, the space is not occupied, the installation is also very convenient, and the problems of the occupation space of the existing prefabricated cabin vertical hinged door and the limitation of the door frame are solved; sealing strips made of silicon rubber or ethylene propylene diene monomer materials are arranged at gaps among the door frame, the side door leaves, the middle door leaf and the small door, all metal parts are made of cold-rolled steel plates or stainless steel subjected to sand blasting and corrosion prevention treatment, and polyurethane fireproof heat-insulating materials are selected as fillers in the door panel, so that the design requirements of a prefabricated cabin are met, and the service life of the folding door is ensured; in addition, the installed push-bar type escape lock is provided with fluorescent marks which are convenient to identify in the dark, so that the use in emergency is facilitated, and the emergency escape requirement of personnel is met; the small door is convenient to enter and exit daily, convenient, practical, safe and reliable.

Drawings

Fig. 1 is a schematic plan view of a foldable prefabricated cabin door structure of the present invention;

fig. 2 is a schematic view of the door opening of the present invention;

fig. 3 is a schematic view of a convex side of the present invention;

fig. 4 is a schematic view of a hanger rail slide of the present invention;

fig. 5 is a schematic view of the transmission part of the present invention.

In the figure: 1. the door comprises a door frame, 2, side door leaves, 3, a middle door leaf, 4, a hinge, 501, an upper rotating shaft, 502, a lower rotating shaft, 6, a rotating shaft seat, 7, a transmission part, 701, a gear, 702, a rack, 8, a driving arm, 9, a motor, 10, a hanging rail slide way, 11, a guide pulley, 12, a steel wire rope, 13, a steel wire rope tightness adjusting device, 14, a door handle, 15, a push lever type escape lock, 16, a small door, 17, a fluorescent mark, 18 and a sealing strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

A foldable prefabricated cabin door structure is shown in figures 1 to 5 and comprises a door frame 1, side door leaves 2 and middle door leaves 3, wherein the side door leaves 2 and the middle door leaves 3 are two, one sides of the two side door leaves 2 are respectively hinged with the left door side and the right door side of the door frame 1, and the other sides of the side door leaves 2 are respectively hinged with one sides of the two middle door leaves 3 through hinges 4; the other sides of the two middle door leaves 3 are adjacent, and the side edges are provided with door handles 14.

In the above foldable prefabricated cabin door structure, the upper and lower ends of the stile at one side where the side door leaf 2 is hinged to the door frame 1 are respectively provided with the upper rotating shaft 501 and the lower rotating shaft 502; the upper rotating shaft 501 and the lower rotating shaft 502 are respectively connected with the rotating shaft seats 6 arranged at the upper end and the lower end of the two sides of the door frame 1, and the upper rotating shaft 501 is also connected with the transmission part 7 and the driving arm 8. The transmission component 7 comprises a gear 701 and a rack 702 meshed with the gear 701, one end of the rack 702 is connected with the driving arm 8, and the gear 701 is connected with the motor 9. The power of the motor 9 preferably uses a standby power of a prefabricated cabin, the gear 701 is driven to rotate by the motor 9, the rack 702 meshed with the motor 9 makes linear motion to drive the driving arm 8 to make circular motion to rotate the upper rotating shaft 501 and the lower rotating shaft 502, so that the side door leaf 2 rotates around one side stile, and meanwhile, the middle door leaf 2 is driven to rotate to 90 degrees together, and the door leaf is opened and closed.

As a preferable scheme, in the prefabricated foldable cabin door structure of this embodiment, a rail slideway 10 is provided on a lintel on an upper side of a door frame 1, guide pulleys 11 matched with the rail slideway 10 are respectively installed at upper ends of stiles on adjacent sides of two middle door leaves 2, each guide pulley 11 is connected by a steel wire rope 12, and a steel wire rope tightness adjusting device 13 is further provided on an upper side of the door frame, so that when the door leaf 2 rotates around one side of the stile, the guide pulleys 11 are pulled by the steel wire rope 12 to rotate the middle door leaves 2 together.

Preferably, in this embodiment, push-lever-type escape locks 15 are further installed on both door leaves 2, and the push-lever-type escape locks 15 are preferably top-bottom bolt-type escape locks, which meet the requirement of emergency use of workers.

As a preferable scheme, in the foldable prefabricated cabin door structure of the embodiment, the small door 16 is arranged on one or two door panels of the middle door leaf 3, so that the foldable prefabricated cabin door structure is convenient for daily use in and out, and the fluorescent marks 17 are arranged on the surfaces of the door panels of the door leaves 2, the middle door leaf 3 and the small door 16, so that the identification of an exit in a dark environment is facilitated.

In order to meet the design standard of the prefabricated cabin, in the foldable prefabricated cabin door structure of the embodiment, sealing strips 18 are arranged at gaps among the door frame 1, the side door leaves 2, the middle door leaf 3 and the small door 16, and the sealing strips are made of silicon rubber or ethylene propylene diene monomer; and the metal parts of the foldable prefabricated cabin door are made of cold-rolled steel plates or stainless steel subjected to sand blasting and corrosion prevention treatment, wherein the internal fillers of the side door leaves 2, the middle door leaf 3 and the small door 16 are made of polyurethane fireproof heat-insulating materials.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A foldable prefabricated cabin door structure is characterized in that: the door comprises a door frame (1), side door leaves (2) and middle door leaves (3), wherein the side door leaves (2) and the middle door leaves (3) are both two leaves, one side of each of the two side door leaves (2) is hinged with the left door side and the right door side of the door frame (1), and the other side of each of the side door leaves (2) is hinged with one side of each of the two middle door leaves (3) through a hinge (4); the other sides of the two middle door leaves (3) are adjacent, and door handles (14) are arranged at the side edges.

2. A foldable prefabricated door structure according to claim 1, characterized in that: the upper end and the lower end of a stile at one side, which is hinged with the door frame (1), of the side door leaf (2) are respectively provided with an upper rotating shaft (501) and a lower rotating shaft (502); the upper rotating shaft (501) and the lower rotating shaft (502) are respectively connected with rotating shaft seats (6) arranged at the upper end and the lower end of the two sides of the door frame (1), and the upper rotating shaft (501) is also connected with a transmission part (7) and a driving arm (8).

3. A foldable prefabricated door structure according to claim 2, characterized in that: the transmission component (7) comprises a gear (701) and a rack (702) meshed with the gear, one end of the rack (702) is connected with the driving arm (8), and the gear (701) is connected with the motor (9).

4. A foldable prefabricated door structure according to claim 1, characterized in that: the door frame is characterized in that a hanging rail slide way (10) is arranged on a door head on the upper side of the door frame (1), guide pulleys (11) matched with the hanging rail slide way (10) are installed at the upper ends of the stiles on one side adjacent to the two middle door leaves (2), the guide pulleys (11) are connected through steel wire ropes (12), and a steel wire rope tightness adjusting device (13) is further arranged on the upper side of the door frame.

5. A foldable prefabricated door structure according to claim 1, characterized in that: and push-bar type escape locks (15) are also arranged on the door leaves (2) on the two sides.

6. A foldable prefabricated door structure according to claim 5, characterized in that: the push-bar type escape lock (15) is a top-to-bottom bolt type push-bar escape lock.

7. A foldable prefabricated door structure according to claim 1, characterized in that: and a small door (16) is arranged on one or two door panels of the middle door leaf (3).

8. A foldable prefabricated door structure according to claim 1, characterized in that: the surfaces of the door leaves (2), the middle door leaf (3) and the small door (16) are all provided with fluorescent marks (17).

9. A foldable prefabricated door structure according to claim 1, characterized in that: the door is characterized in that sealing strips (18) are arranged at gaps among the door frame (1), the side door leaves (2), the middle door leaf (3) and the small door (16), and the sealing strips are made of silicon rubber or ethylene propylene diene monomer.

10. A foldable prefabricated door structure according to claim 1, characterized in that: the metal parts of the foldable prefabricated cabin door are made of cold-rolled steel plates or stainless steel subjected to sand blasting and corrosion prevention treatment, and the internal fillers of the side door leaf (2), the middle door leaf (3) and the small door (16) are made of polyurethane fireproof heat-insulating materials.