CN218206425U

CN218206425U - Assembled door body

Info

Publication number: CN218206425U
Application number: CN202221669090.XU
Authority: CN
Inventors: 张飞飞; 郑灼英; 许单樑
Original assignee: Hangzhou Xizi Rail Transit Equipment Co ltd
Current assignee: Hangzhou Xizi Rail Transit Equipment Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2023-01-03
Anticipated expiration: 2032-06-30

Abstract

The application relates to a door body technical field especially relates to an assembled door body, and this door body includes: the door frame at least comprises a transverse frame and a vertical frame, wherein a first accommodating groove with a first opening is formed in the outer side surface of the transverse frame, and a second accommodating groove with a second opening is formed in the outer side surface of the vertical frame; the fastening piece at least comprises a first fastening piece and a second fastening piece, one end of the first fastening piece is limited in the first accommodating groove, and the other end of the first fastening piece extends out of the first accommodating groove through the first opening; one end of the second fastener is limited in the second containing groove, and the other end of the second fastener extends out of the second containing groove through the second opening; the connecting piece comprises a first connecting part and a second connecting part which are arranged at an included angle, and the first connecting part corresponds to the transverse frame and is connected with one end of the first fastener, which extends out of the first accommodating groove; the second connecting part corresponds to the vertical frame and is connected with one end of the second fastener extending out of the second accommodating groove. The door body assembly degree of difficulty of this application reduces, and the installation accuracy improves, and effectively promotes assembly efficiency.

Description

Assembled door body

Technical Field

The application relates to the technical field of door bodies, in particular to an assembly type door body.

Background

With the continuous development of subway construction, the technology of the subway shield door is more mature, and the performance and the requirements on the platform safety door are gradually improved. The door body serving as one of important components in the subway shielding door is a key part for isolating the platform side and the rail side, and the sliding door serving as one of the door bodies is a channel for the platform side and the rail side in a vehicle running state. When the sliding door is opened, passengers can get on or off the train in order through the passage; when the sliding door is closed, the door body also serves as an insulator between the platform side and the track side. The reliability of the sliding door body structure determines whether the sliding door body structure can be normally used, and along with the continuous optimization of a mechanical structure, the sliding door body structure has the advantages of simple design requirement and manufacture, convenience in use, attractive appearance and convenience in installation and maintenance.

At present, the welded door body is mostly used in the market, the requirement on the production process is high, the door body is easy to deform due to welding, the reshaping process needs to be added, the integral processing is difficult, and the processing time is long. And the assembled door body on the market, the structure is complicated, and the assembly degree of difficulty is higher, and installation accuracy and assembly efficiency are difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

Accordingly, there is a need for a fabricated door body with reduced assembly difficulty and improved assembly efficiency.

In view of the above technical problems, the present application provides the following technical solutions:

a fabricated door body, comprising: the door frame at least comprises a transverse frame and a vertical frame, wherein a first accommodating groove with a first opening is formed in the transverse frame, the first opening is formed towards the outer side of the transverse frame, a second accommodating groove with a second opening is formed in the vertical frame, and the second opening is formed towards the outer side of the vertical frame;

the fastening piece at least comprises a first fastening piece and a second fastening piece, one end of the first fastening piece is limited in the first accommodating groove, and the other end of the first fastening piece extends out of the first accommodating groove through the first opening; one end of the second fastening piece is limited in the second accommodating groove, and the other end of the second fastening piece extends out of the second accommodating groove through the second opening;

the connecting piece is arranged between the transverse frame and the vertical frame and comprises a first connecting part and a second connecting part which are arranged at an included angle, and the first connecting part is arranged corresponding to the transverse frame and is connected with one end of the first fastener, which extends out of the first accommodating groove; the second connecting portion is arranged corresponding to the vertical frame and connected with one end, extending out of the second accommodating groove, of the second fastener.

In one embodiment, the first receiving groove and the second receiving groove extend along a length direction of the door frame, the first fastening member is movable along the first receiving groove, and the second fastening member is movable along the second receiving groove to adjust an installation position.

In one embodiment, the transverse frame comprises a first main body part and a first reinforcing part, the first reinforcing part is positioned on the side surface of the first main body part, and the first accommodating groove is formed in the first reinforcing part; the mullion comprises a second main body part and a second reinforcing part, the second reinforcing part is located on the side face of the second main body part, and the second accommodating groove is formed in the second reinforcing part.

In one embodiment, each of the first reinforcing part and the second reinforcing part is provided with a lightening hole.

In one embodiment, the first receiving grooves and the second receiving grooves are both provided in plural, the plural first receiving grooves are arranged along the width direction of the horizontal frame, and the plural second receiving grooves are arranged along the width direction of the vertical frame.

In one embodiment, the connecting piece is provided with an angle code structure.

In one embodiment, the assembled door body further comprises a guide frame, the guide frame is used for being matched with the doorsill in a guide mode, and two ends of the guide frame are respectively spliced with the two vertical frames through the second fastening pieces.

In one embodiment, the guide frame comprises a mounting edge, the mounting edge is attached to the mullion, and the second fastener extends out of the second accommodating groove and penetrates through the mounting edge to fasten and connect the mullion and the guide frame.

In one embodiment, the assembled door body further comprises an installation groove and a sealing strip, the installation groove is formed in the side face of the vertical frame, and part of the sealing strip is limited in the installation groove.

In one embodiment, the sealing strip is provided with a limiting part, the mounting groove is provided with a stopping part extending towards the middle of the mounting groove, the limiting part is located in the mounting groove during assembly, and the stopping part stops the limiting part to limit the limiting part from being separated from the mounting groove.

Compared with the prior art, the transverse frame is provided with the first accommodating groove, the vertical frame is provided with the second accommodating groove, the first fastener is pre-arranged in the first accommodating groove, the second fastener is pre-arranged in the second accommodating groove, the preliminary positioning of the fasteners is realized, one end of the first fastener extends out of the first accommodating groove and is connected with the first connecting part, and one end of the second fastener extends out of the first accommodating groove and is connected with the second connecting part, so that the quick splicing and assembling of the transverse frame and the vertical frame are realized, and the assembling efficiency is improved; in addition, the first connecting part and the second connecting part are connected with the outer side surfaces of the corresponding transverse frame and the corresponding vertical frame, so that the installation process is convenient to observe, the sight is not blocked when the installation action is carried out, and the installation difficulty is reduced; the transverse frame and the vertical frame are assembled and connected at the outer sides, and the assembly precision is convenient to observe so as to ensure the mounting precision.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments or the conventional technologies of the present application, the drawings used in the descriptions of the embodiments or the conventional technologies will be briefly introduced below, it is obvious that the drawings in the following descriptions are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of an assembled door body according to an embodiment of the present application.

Fig. 2 is a partial enlarged view of fig. 1 at point i.

Fig. 3 is a front view of the fabricated door body of fig. 1.

Fig. 4 isbase:Sub>A sectional view taken along linebase:Sub>A-base:Sub>A of fig. 3.

Fig. 5 is a sectional view taken along line B-B in fig. 3.

FIG. 6 is a partial structural schematic view of a horizontal frame and/or a vertical frame.

FIG. 7 is a cross section of a horizontal and/or vertical frame.

Reference numerals: 100. an assembled door body; 10. a door frame; 11. a transverse frame; 111. a first opening; 112. a first accommodating groove; 113. a first main body part; 114. a first reinforcing portion; 12. a mullion; 121. a second opening; 122. a second accommodating groove; 123. a second main body portion; 124. a second reinforcement portion; 13. mounting holes; 20. a fastener; 20a, a first fastener; 20b, a second fastener; 30. a connecting member; 31. a first connection portion; 32. a second connecting portion; 40. lightening holes; 50. a guide frame; 51. installing edges; 60. mounting grooves; 61. a stopper portion; 70. a seal strip; 71. a limiting part; 80. a door lock assembly.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiment in many different forms than those described herein and those skilled in the art will be able to make similar modifications without departing from the spirit of the application and therefore the application is not limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used in the description of the present application are for illustrative purposes only and do not represent the only embodiments.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may mean that the first feature is in direct contact with the second feature, or that the first feature and the second feature are in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or may simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Unless defined otherwise, all technical and scientific terms used in the specification of the present application have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terminology used in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the description of this application, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, an embodiment of the present application provides an assembled door body 100, where the assembled door body 100 is generally used in rail transit, for example, as a door body of a subway platform screen door, but is also applicable to other occasions and is not limited to being used in rail transit.

In this embodiment, the assembly type door body 100 includes a door frame 10, a fastening member 20 and a connecting member 30, wherein the door frame 10 at least includes a horizontal frame 11 and a vertical frame 12, the horizontal frame 11 is provided with a first accommodating groove 112 having a first opening 111, the first opening 111 is provided toward the outer side of the horizontal frame 11, the vertical frame 12 is provided with a second accommodating groove 122 having a second opening 121, and the second opening 121 is provided toward the outer side of the vertical frame 12; the fastening member 20 at least comprises a first fastening member 20a and a second fastening member 20b, one end of the first fastening member 20a is limited in the first accommodating groove 112, and the other end extends out of the first accommodating groove 112 through the first opening 111; one end of the second fastening member 20b is limited in the second receiving groove 122, and the other end extends out of the second receiving groove 122 through the second opening 121; the connecting piece 30 is arranged between the transverse frame 11 and the vertical frame 12, the connecting piece 30 comprises a first connecting part 31 and a second connecting part 32 which are arranged at an included angle, the first connecting part 31 is arranged corresponding to the transverse frame 11 and is connected with one end of the first fastener 20a extending out of the first accommodating groove 112; the second connecting portion 32 is disposed corresponding to the mullion 12, and is connected to an end of the second fastening member 20b extending out of the second receiving slot 122.

It can be understood that, the first accommodating groove 112 is arranged on the outer side surface of the transverse frame 11, the second accommodating groove 122 is arranged on the outer side surface of the vertical frame 12, the first fastening piece 20a is preset in the first accommodating groove 112, and the second fastening piece 20b is preset in the second accommodating groove 122, so as to realize the primary positioning of the fastening piece 20, when in splicing, one end of the first fastening piece 20a extends out of the first accommodating groove 112 and is connected with the first connecting portion 31, and one end of the second fastening piece 20b extends out of the second accommodating groove 122 and is connected with the second connecting portion 32, so as to realize the quick splicing and assembly of the transverse frame 11 and the vertical frame 12, and improve the assembly efficiency; moreover, the first connecting part 31 and the second connecting part 32 are connected with the outer side surfaces of the corresponding transverse frame 11 and the corresponding vertical frame 12, so that the installation process can be observed conveniently, the sight is not blocked when the installation action is carried out, and the installation difficulty is reduced; the assembling connection is carried out at the outer sides of the horizontal frame 11 and the vertical frame 12, and the assembling precision is convenient to observe so as to ensure the mounting precision.

As shown in fig. 1, the horizontal frame 11 and the vertical frame 12 are both the frames of the door frame 10, in this embodiment, the horizontal frame 11 and the vertical frame 12 have the same structure, so only one frame needs to be manufactured during manufacturing, and the type of the frame does not need to be distinguished during assembly, that is, the horizontal frame 11 and the vertical frame 12 do not need to be distinguished, thereby simplifying the difficulty of assembly.

As shown in fig. 4 or fig. 5, the first fastening member 20a and the second fastening member 20b are T-shaped bolts, and the heads of the T-shaped bolts are limited in the corresponding first receiving groove 112 and the second receiving groove 122, and can slide along the first receiving groove 112 and the second receiving groove 122 to adjust the positions thereof. T type bolt and nut cooperation are used, with first connecting portion 31 and horizontal frame 11 fastening connection, with second connecting portion 32 and mullion 12 fastening connection to realize the concatenation equipment of horizontal frame 11 and mullion 12. Of course, in other embodiments, the specific structure of the fastening member 20 is not limited to the T-bolt described above or shown in the drawings, and may be other connecting members 30 with heads, which are limited in the accommodating groove.

As shown in fig. 6 and 7, the first receiving groove 112 and the second receiving groove 122 are both extended along the length direction of the door frame 10, so that the first fastening member 20a can move along the first receiving groove 112, and the second fastening member 20b can move along the second receiving groove 122, so as to adjust the installation position of the connecting member 30 during installation, improve the assembly precision, and effectively avoid the problem that the installation position is shifted due to processing errors and the installation is impossible.

Specifically, in the present embodiment, as shown in fig. 2, 6 and 7, the transverse frame 11 includes a first main body portion 113 and a first reinforcing portion 114, the first reinforcing portion 114 is located on a side surface of the first main body portion 113, and the first receiving groove 112 is opened on the first reinforcing portion 114; the mullion 12 includes a second main body portion 123 and a second reinforcing portion 124, the second reinforcing portion 124 is located on a side surface of the second main body portion 123, and the second receiving slot 122 is opened on the second reinforcing portion 124. The first reinforcing portion 114 is used for reinforcing the strength of the transverse frame 11, and the first receiving groove 112 is formed in the first reinforcing portion 114, and the first fastening member 20a is supported by the first reinforcing portion 114, so that the first main body portion 113 is prevented from being deformed due to stress; similarly, the second reinforcing portion 124 is used for enhancing the strength of the mullion 12, and the second receiving slot 122 is opened on the second reinforcing portion 124, and supports the second fastening member 20b through the second reinforcing portion 124, so as to prevent the second main body portion 123 from being deformed by force.

Preferably, in one embodiment, the horizontal frame 11 and the vertical frame 12 are both aluminum alloy profiles, and when the aluminum alloy profiles are formed by extrusion, the first main body portion 113, the first reinforcing portion 114 and the first receiving groove 112 of the horizontal frame 11 are formed by synchronous processing, and similarly, the second main body portion 123, the second reinforcing portion 124 and the second receiving groove 122 are formed by synchronous processing when the vertical frame 12 is manufactured, so that the first main body portion 113, the first reinforcing portion 114 and the first receiving groove 112 do not need to be processed step by step, the manufacturing is simple and convenient, and the manufacturing cost is reduced, of course, in other embodiments, the first receiving groove 112 and the second receiving groove 122 may be correspondingly formed on the preformed horizontal frame 11 and vertical frame 12 by post-processing.

As shown in fig. 7, the first reinforcing portion 114 and the second reinforcing portion 124 are provided with lightening holes 40 for lightening the weight of the horizontal frame 11 and the vertical frame 12, facilitating the sliding of the door body and the opening and closing of the door, saving material and reducing cost.

With continued reference to fig. 7, the first main body 113 and the second main body 123 are formed as hollow cylindrical structures, thereby further reducing weight. In the present embodiment, the horizontal frame 11 and the vertical frame 12 are both aluminum alloy sections, and the hollow main body portion and the reinforcement portion having the plurality of lightening holes 40 are formed by extrusion, so that the processing difficulty is low and the processing efficiency is high.

As shown in fig. 4 and 5, the first receiving grooves 112 and the second receiving grooves 122 are both provided in plural, the plurality of first receiving grooves 112 are arranged along the width direction of the horizontal frame 11, and the plurality of second receiving grooves 122 are arranged along the width direction of the vertical frame 12. So set up, increase the tie point of horizontal frame 11 and first connecting portion 31, increase the tie point of mullion 12 and second connecting portion 32, improve the stability that connecting piece 30 is connected with horizontal frame 11 and mullion 12. Wherein a plurality means two or more.

As shown in fig. 2, in one embodiment, the connecting member 30 is provided in a corner brace structure, and the first connecting portion 31 and the second connecting portion 32 of the corner brace structure are arranged at 90 °, in which the included angle between the first connecting portion 31 and the second connecting portion 32 is not limited to the 90 °, and may be greater than or less than 90 °. It will be appreciated that the corner brace construction is less expensive and stronger than the other connectors 30, although the specific construction of the connectors 30 is not limited to that described above or shown in the drawings.

As shown in fig. 1, fig. 3 and fig. 5, the assembly-type door body in this embodiment is a sliding door body, and therefore the assembly-type door body 100 further includes a guide frame 50 for guiding and cooperating with the threshold, so that the door body can slide along the threshold through the guide frame 50 to open or close the door, wherein two ends of the guide frame 50 are respectively spliced with the two vertical frames 12 through the second fastening members 20 b. When the fabricated door body 100 is a non-sliding door body, two horizontal frames 11 and two vertical frames 12 can be assembled to form the non-sliding door body.

Referring to fig. 3 and 5, the guiding frame 50 includes a mounting edge 51, the mounting edge 51 is attached to the mullion 12, and the second fastening member 20b extends out of the second receiving slot 122 and penetrates through the mounting edge 51 to fasten the mullion 12 and the guiding frame 50. Through setting up installation limit 51 and being used for being connected with the cooperation of second fastener 20b, wherein installation limit 51 is located the guide frame 50 outsidely to be convenient for observe the relative position of installation limit 51 and mullion 12, and be connected second fastener 20b and installation limit 51, improve positioning accuracy and reduce the degree of difficulty of installation. Of course, in other embodiments, the connection manner between the guide frame 50 and the mullion 12 is not limited to the above, and may be, for example, a connection via an auxiliary member, such as a corner brace.

As shown in fig. 3 and 5, the fabricated door body 100 further includes an installation groove 60 and a sealing strip 70, the installation groove 60 is disposed on a side surface of the mullion 12, and a portion of the sealing strip 70 is limited in the installation groove 60, during assembly, the installation groove 60 and the mullion 12 are firstly connected and fixed, and then the portion of the sealing strip 70 is disposed and limited in the installation groove 60, so that the assembly of the sealing strip 70 is completed, and the assembly is simple and convenient.

Preferably, in the present embodiment, please refer to fig. 5, the sealing strip 70 is provided with a limiting portion 71, the mounting groove 60 is provided with a stopping portion 61 extending toward the middle of the mounting groove 60, and the stopping portion 61 is formed by bending and extending the groove wall of the mounting groove. During assembly, the limiting part 71 is located in the mounting groove 60, and the limiting part 71 is stopped by the stopping part 61 to limit the limiting part 71 to be separated from the mounting groove 60. Like this, in the spacing portion 71 of sealing strip 70 stretches into mounting groove 60 from the mounting groove 60 tip to slide along mounting groove 60, until sealing strip 70 accomplishes the assembly, spacing portion 71 after accomplishing the assembly is located mounting groove 60 all the time and is backstop by backstop portion 61, prevents effectively that spacing portion 71 breaks away from mounting groove 60, and the assembly is very simple.

As shown in fig. 4, the horizontal frame 11 and/or the vertical frame 12 are further provided with mounting holes 13, the mounting holes 13 are used for mounting door frame accessories, such as mounting and fixing mounting grooves 60, and the door frame accessories are connected with the door frame 10 through the mounting holes 13 by fasteners 20 such as bolts and screws, so that a welding process is not required.

As shown in fig. 3, the assembled door body 100 further includes a door lock assembly 80, wherein during assembly, the fastening member 20 is disposed in the second receiving groove 122 of the mullion 12 and partially extends out of the second opening 121, and the fastening member 20 slides along the second receiving groove 122 until reaching the installation position of the door lock assembly 80, and is connected to the door lock assembly 80, thereby completing the assembly of the door lock assembly 80.

In summary, the fabricated door body 100 according to the above embodiment, except for the welding in the door body production, can complete the assembly between the horizontal frame 11 and the vertical frame 12 only by the fastening member 20 during the assembly process, and can also complete the assembly between other accessories, such as the mounting groove 60 and the sealing strip 70, and the door frame 10, without performing a complicated welding process, so that the assembly can be completed by a common person through simple training, and the assembly efficiency is very high, thereby effectively reducing the cost of processing and assembly, and the labor cost.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, and these are all within the scope of protection of the present application. Therefore, the protection scope of the present application shall be subject to the appended claims.

Claims

1. An assembled door body, comprising:

the door frame (10) at least comprises a transverse frame (11) and a vertical frame (12), wherein a first accommodating groove (112) with a first opening (111) is formed in the transverse frame (11), the first opening (111) is formed towards the outer side of the transverse frame (11), a second accommodating groove (122) with a second opening (121) is formed in the vertical frame (12), and the second opening (121) is formed towards the outer side of the vertical frame (12);

the fastening piece (20) at least comprises a first fastening piece (20 a) and a second fastening piece (20 b), one end of the first fastening piece (20 a) is limited in the first accommodating groove (112), and the other end of the first fastening piece (20 a) extends out of the first accommodating groove (112) through the first opening (111); one end of the second fastening piece (20 b) is limited in the second containing groove (122), and the other end of the second fastening piece extends out of the second containing groove (122) through the second opening (121);

the connecting piece (30) is arranged between the transverse frame (11) and the vertical frame (12) and comprises a first connecting part (31) and a second connecting part (32) which are arranged at an included angle, and the first connecting part (31) is arranged corresponding to the transverse frame (11) and is connected with one end, extending out of the first accommodating groove (112), of the first fastening piece (20 a); the second connecting portion (32) is arranged corresponding to the vertical frame (12) and connected with one end, extending out of the second accommodating groove (122), of the second fastener (20 b).

2. The fabricated door body according to claim 1, wherein the first receiving groove (112) and the second receiving groove (122) are both provided to extend in a length direction of the door frame (10), the first fastening member (20 a) is movable along the first receiving groove (112), and the second fastening member (20 b) is movable along the second receiving groove (122) to adjust an installation position.

3. The fabricated door body according to claim 1, wherein the transverse frame (11) comprises a first main body portion (113) and a first reinforcing portion (114), the first reinforcing portion (114) is located on a side surface of the first main body portion (113), and the first accommodating groove (112) is opened in the first reinforcing portion (114); the mullion (12) comprises a second main body part (123) and a second reinforcing part (124), the second reinforcing part (124) is located on the side face of the second main body part (123), and the second accommodating groove (122) is formed in the second reinforcing part (124).

4. The fabricated door body according to claim 3, wherein the first reinforcement portion (114) and the second reinforcement portion (124) are each provided with a lightening hole (40).

5. The fabricated door body according to claim 1, wherein the first receiving groove (112) and the second receiving groove (122) are provided in plural numbers, the plural first receiving grooves (112) are arranged along a width direction of the horizontal frame (11), and the plural second receiving grooves (122) are arranged along a width direction of the vertical frame (12).

6. A fabricated door body according to claim 1, wherein the joining member (30) is provided as a corner bridge.

7. The fabricated door body according to claim 1, further comprising a guide frame (50) for guiding engagement with a threshold, wherein both ends of the guide frame (50) are respectively spliced with the two mullions (12) by the second fastening member (20 b).

8. An assembled door body according to claim 7, characterized in that the guiding sash (50) comprises a mounting edge (51), the mounting edge (51) being in abutment with the mullion (12), and the second fastening member (20 b) extending out of the second receiving slot (122) and penetrating through the mounting edge (51) to fasten the mullion (12) and the guiding sash (50).

9. The fabricated door body according to claim 1, further comprising an installation groove (60) and a sealing strip (70), wherein the installation groove (60) is disposed on a side surface of the mullion (12), and a portion of the sealing strip (70) is limited in the installation groove (60).

10. The assembled door body according to claim 9, wherein a limiting portion (71) is disposed on the sealing strip (70), a stopping portion (61) extending toward the middle of the mounting groove (60) is disposed on the mounting groove (60), the limiting portion (71) is located in the mounting groove (60) during assembly, and the stopping portion (61) stops the limiting portion (71) to limit the limiting portion (71) from coming out of the mounting groove (60).