CN207515337U - A kind of A60 grades of fire prevention cold-storage door - Google Patents

Abstract

The utility model discloses a kind of A60 grades fire prevention cold-storage doors, it includes doorframe and door leaf, the doorframe includes the main set frame of doorframe, doorframe front plate and gibblet check spacing frame, in one end welding of the gibblet check divided frame and the main set frame of the doorframe, at least one layer of fire-proof plate is provided between the other end and the bending edges of the doorframe front plate, there is the first groove and the second groove in the gibblet check divided frame, fireproof strip is provided in first groove, sealing strip for door frame is installed in second groove, the door leaf includes door leaf outside plate and door leaf inner panel, the junction of the door leaf outside plate and door leaf inner panel is provided at least one layer of fire-proof plate, the junction of the door leaf outside plate and door leaf inner panel is provided with door leaf sealing strip, partiting thermal insulation material is filled in the doorframe and door leaf.Above-mentioned cold-storage door is separated each section of metal material of doorframe and door leaf by fire-proof plate, reduces heat conduction, meets fire prevention and the thermal requirements of ship cold-storage door.

Description

A kind of A60 grades of fire prevention cold-storage door

Technical field

The utility model is related to a kind of marine refrigeration system, more particularly, to a kind of having suitable for marine refrigeration system The cold-storage door ship of A60 fire-protection ratings.

Background technology

The ship food stuff refrigerated storage ancillary equipment important as ship, can normal operation, influencing all hands just Normal production work, therefore in marine accessorial equipment, ship messes freezer is essential important equipment.

With the development of marine technology, requirement of the client to marine accessorial equipment is higher and higher, and cold-storage door is ship messes The important component of freezer needs to meet fire prevention and heat preservation simultaneously in design requirement, while has A grades of fire prevention segmentations It is required that fire-protection rating is up to A60 grades of requirements.At present, existing ship food stuff refrigerated storage door can not meet above-mentioned requirements.

Utility model content

The purpose of this utility model is to provide a kind of A60 grades fire prevention cold-storage door, with fire protecting performance it is good and heat preservation imitate The characteristics of fruit is good, to solve the above problem existing for ship food stuff refrigerated storage door in the prior art.

For this purpose, the utility model uses following technical scheme：

A kind of A60 grades of fire prevention cold-storage door, including doorframe and door leaf, the door leaf is hinged through the hinge to the doorframe It is interior, door lock is provided between the door leaf and doorframe, wherein, the doorframe includes the main set frame of doorframe, doorframe front plate and doorframe Notch spacing frame forms enclosure space between the doorframe front plate and the main set frame of doorframe, be filled in the enclosure space every Heat insulator, and the inside bending of the doorframe front plate forms bending edges, one end of the gibblet check divided frame is welded in On the main set frame of doorframe, at least one layer of fire-proof plate is provided between the bending edges of the other end and the doorframe front plate, it is described There is the first groove and the second groove, second groove is located at the outside of first groove, institute in gibblet check divided frame It states and fireproof strip is provided in the first groove, sealing strip for door frame is installed in second groove, the fireproof strip, is prevented bending edges Fiery plate and gibblet check divided frame are connected as one by attachment screw, and the door leaf includes door leaf outside plate and door leaf inner panel, institute Door leaf outside plate is stated in " C " shape, all sidelining " C " shape lining frames, the junction of the door leaf outside plate and door leaf inner panel be provided with to Few one layer of fire-proof plate, corresponding first groove are provided with door leaf sealing in the junction of the door leaf outside plate and door leaf inner panel Item is filled with partiting thermal insulation material between the door leaf outside plate and door leaf inner panel.

Particularly, the inside of the main set frame of the doorframe has opening, and the opening is provided with side sealing plate, the door The main set frame of frame corresponds to the side sealing plate and is provided with baby hem, and the doorframe front plate inner wall is welded with the lateral linings of " L " shape, At least one layer of fire-proof plate is provided between the baby hem and side sealing plate and is connected by attachment screw, the lateral linings There is at least one layer of fire-proof plate between one side and side sealing plate and connected by attachment screw.

Particularly, the doorframe front plate is extended with mounting surface outward, and mounting surface sealing is provided on the mounting surface Item.

Particularly, the door leaf outside plate and door leaf inner panel are both provided with connection flanging, and the connection flanging of the two is arranged at intervals, The connection flanging of the two is respectively mounted by engaging bolts across fire-proof plate and is fixedly connected with " C " shape lining frame.

Particularly, the door leaf outside plate inner wall and door leaf inner panel inner wall are correspondingly arranged on several " C " shape reinforcing ribs, and The door leaf outside plate is not in contact with each other with the reinforcing rib on door leaf inner panel.

Particularly, the door lock carries inner push-rod formula door-opening mechanism, and the plastic sheath of low heat transfer coefficient is equipped with outside inner push-rod.

Particularly, the hinge is connect by fixing screws or any mode of welding with doorframe and door leaf.

The beneficial effects of the utility model are, compared with prior art the doorframe and door leaf of the A60 grades of fire prevention cold-storage door It is surrounded by multistage metal material, and passes through fire-proof plate and separate each section of metal material of doorframe and door leaf, reduce heat biography It leads, ensure that the heat-insulated and heat-insulating property of cold-storage door, while because of the non-ignitable characteristic of fire-proof plate, there is excellent fire protecting performance, Partiting thermal insulation material has been also filled up in the cavity that each section of metal frame surrounds, partiting thermal insulation material also has very low heat transfer coefficient, It is also simultaneously excellent fire proofing material, meets fire prevention and the thermal requirements of ship cold-storage door.

Description of the drawings

Fig. 1 is the front view of A60 grades fire prevention cold-storage door that specific embodiment of the present invention provides；

Fig. 2 is the sectional view of A60 grades fire prevention cold-storage door that specific embodiment of the present invention provides；

Fig. 3 is partial cross section's amplification of the doorframe of A60 grades fire prevention cold-storage door that specific embodiment of the present invention provides Figure；

Fig. 4 is partial cross section's amplification of the door leaf of A60 grades fire prevention cold-storage door that specific embodiment of the present invention provides Figure.

Specific embodiment

Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.

Shown in please referring to Fig.1 to Fig.3, in the present embodiment, a kind of A60 grades of fire prevention cold-storage door includes doorframe 1 and door leaf 2, institute The side for stating doorframe 1 is hinged in by two hinges 3 on the doorframe 1, and door lock 4 is provided between opposite side and the doorframe 1, The door lock 4 carries inner push-rod formula door-opening mechanism, and the plastic sheath of low heat transfer coefficient is equipped with outside inner push-rod, can mitigate cool house internal Adverse effect when low temperature empty-handedly operates operating personnel is easy to push lock push rod and be opened the door in freezer.

The doorframe 1 includes the main set frame 10 of doorframe, doorframe front plate 11, gibblet check spacing frame 12 and side sealing plate 13, Main 10 entirety of set frame of doorframe is in " C " shape structure, and one side forms outside and coats, another side formation doorframe indoor plane, and one Face be to the baby hem 14 close to 11 direction of doorframe front plate, the doorframe front plate 11 provide doorframe installation plane and The mounting plane of hinge seat and lock seat, and its inside bending forms bending edges 15, one end of the gibblet check divided frame 12 It is welded on the main set frame 10 of the doorframe, the other end is located at the inside of bending edges 15 and at least one layer is provided between bending edges Fire-proof plate 5, segmentation muscle 16 is provided in the gibblet check divided frame 12, and the both sides of the segmentation muscle 16 form the first groove 17 With the second groove 18, second groove 18 is located at the outside of first groove 17, is provided in first groove 17 anti- Fiery item 6 is equipped with sealing strip for door frame 7a, the fireproof strip 6, bending edges 15, fire-proof plate 5 and door frame slot in second groove 18 Mouth divided frame 10 is connected as one by attachment screw, has gap between the bending edges 15 and the segmentation muscle 16.It is described 11 inner wall of doorframe front plate is welded with the lateral linings 19 of " L " shape, and the side sealing plate 13 is set to 19 He of lateral linings Between baby hem 14, at least one layer of fire-proof plate 5 is provided between the baby hem 14 and side sealing plate 13 and passes through attachment screw Connection has at least one layer of fire-proof plate 5 and is connected by attachment screw between the one side of the lateral linings 19 and side sealing plate 13 It connects, main frame 10, doorframe front plate 11, gibblet check spacing frame 12, side sealing plate 13 and the lateral linings 19 of covering of the doorframe are formed Cavity in stuffed heat insulated insulating materials 8, such as ceramic wool, partiting thermal insulation material 8 also has very low heat transfer coefficient, while It is excellent fire proofing material, therefore doorframe 1 is connected by disjunction, and fills ceramic wool, realizes fire prevention and heat-proof quality.Fire prevention Item 6 is made of expanded graphite, other than low heat transfer coefficient, can expand rapidly and be blocked between doorframe 1 and door leaf 2 when fire occurs Gap, prevent propagation of flame, sealing strip for door frame 7a is EPDM material, has low heat transfer coefficient, and flexibility is good, When door leaf 2 is closed, it can be compressed, realization is fully sealed, and the direct convection current of hot and cold air inside and outside freezer is avoided, so as to fulfill good Heat-insulating property.

The doorframe front plate 11 is extended with mounting surface in the outside of the lateral linings 19, is provided on the mounting surface Mounting surface sealing strip 7b, mounting surface sealing strip 7b material are EPDM, have low heat transfer coefficient, and flexibility is good, in door It when frame 1 is installed in Ship Structure, can fully compress, the direct convection current of hot and cold air inside and outside freezer be avoided, so as to fulfill good Heat-insulating property.

The door leaf 2 includes door leaf outside plate 20 and door leaf inner panel 21, and the door leaf outside plate 20 is in " C " shape, all sidelinings The junction of " C " shape lining frame 22, the door leaf outside plate 20 and door leaf inner panel 21 is both provided with connection flanging 23, the connection folding of the two Side 23 is arranged at intervals, and the connection flanging 23 is set to the outside of " C " shape lining frame 22, and connection flanging 23 and " C " At least one layer of fire-proof plate 5 is both provided between shape lining frame 22, and the connection flanging 23 of door leaf outside plate 20 and door leaf inner panel 21 is led to respectively It crosses attachment screw to be fixedly connected with " C " shape lining frame 22 across fire-proof plate 5, corresponding first groove 17 is in the door leaf outside plate 20 The material that door leaf sealing strip 7c, the door leaf sealing strip 7c are provided with the junction of door leaf inner panel 21 is EPDM, is had Low heat transfer coefficient, and flexibility is good, can be compressed in the first groove 17 when door leaf 2 is closed, realization is fully sealed, and keeps away Exempt from the direct convection current of hot and cold air inside and outside freezer, so as to fulfill good heat-insulating property.

Filled with partiting thermal insulation material 8 between the door leaf outside plate 20 and door leaf inner panel 21, and in the door leaf outside plate 20 Wall and 21 inner wall of door leaf inner panel are correspondingly arranged on several " C " shape reinforcing ribs 24, and on door leaf outside plate 20 and door leaf inner panel 21 Reinforcing rib 24 be not in contact with each other, while 2 integral strength of door leaf is improved, make not contact inside and outside reinforcing rib, reduce heat conduction.

Above example is to elaborate the basic principle and characteristic of the utility model, and the utility model is not by above-mentioned example Limitation, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various changes, these changes Change and change and both fall in claimed the scope of the utility model.The utility model requires protection scope will by appended right Ask book and its equivalent thereof.

Claims (7)

1. a kind of A60 grades of fire prevention cold-storage door, including doorframe and door leaf, the door leaf is hinged through the hinge in the doorframe, Door lock is provided between the door leaf and doorframe, which is characterized in that the doorframe includes the main set frame of doorframe, doorframe front plate and door Frame notch spacing frame forms enclosure space between the doorframe front plate and the main set frame of doorframe, is filled in the enclosure space Partiting thermal insulation material, and the inside bending of the doorframe front plate forms bending edges, one end welding of the gibblet check divided frame In on the main set frame of the doorframe, at least one layer of fire-proof plate, institute are provided between the bending edges of the other end and the doorframe front plate Stating has the first groove and the second groove in gibblet check divided frame, second groove is located at the outside of first groove, Fireproof strip is provided in first groove, sealing strip for door frame is installed in second groove, the fireproof strip, bending edges, Fire-proof plate and gibblet check divided frame are connected as one by attachment screw, and the door leaf includes door leaf outside plate and door leaf inner panel, The door leaf outside plate is in " C " shape, all sidelining " C " shape lining frames, and the junction of the door leaf outside plate and door leaf inner panel is provided with At least one layer of fire-proof plate, corresponding first groove are provided with door leaf sealing in the junction of the door leaf outside plate and door leaf inner panel Item is filled with partiting thermal insulation material between the door leaf outside plate and door leaf inner panel.

2. A60 grades of fire prevention cold-storage door according to claim 1, which is characterized in that the inside of the main set frame of doorframe has Opening, the opening are provided with side sealing plate, and the main set frame of doorframe corresponds to the side sealing plate and is provided with baby hem, institute The lateral linings that doorframe front plate inner wall is welded with " L " shape are stated, at least one layer is provided between the baby hem and side sealing plate Fire-proof plate is simultaneously connected by attachment screw, has at least one layer of fire-proof plate simultaneously between the one side of the lateral linings and side sealing plate It is connected by attachment screw.

3. A60 grades of fire prevention cold-storage door according to claim 1 or 2, which is characterized in that the doorframe front plate is prolonged outward Stretching has mounting surface, and mounting surface sealing strip is provided on the mounting surface.

4. A60 grades of fire prevention cold-storage door according to claim 1, which is characterized in that the door leaf outside plate and door leaf inner panel are equal Connection flanging is provided with, the connection flanging of the two is arranged at intervals, and the connection flanging of the two is respectively mounted by engaging bolts across fire prevention Plate is fixedly connected with " C " shape lining frame.

5. A60 grades of fire prevention cold-storage door according to claim 1, which is characterized in that in the door leaf outside plate inner wall and door leaf Plate inner wall is correspondingly arranged on several " C " shape reinforcing ribs, and the door leaf outside plate does not connect mutually with the reinforcing rib on door leaf inner panel It touches.

6. A60 grades of fire prevention cold-storage door according to claim 1, which is characterized in that the door lock carries the enabling of inner push-rod formula Mechanism, inner push-rod are equipped with the plastic sheath of low heat transfer coefficient outside.

7. A60 grades of fire prevention cold-storage door according to claim 1, which is characterized in that the hinge passes through fixing screws or weldering Any mode connect is connect with doorframe and door leaf.