CN217129275U - Door machine beam, top box structure and platform door - Google Patents
Door machine beam, top box structure and platform door Download PDFInfo
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- CN217129275U CN217129275U CN202220766873.3U CN202220766873U CN217129275U CN 217129275 U CN217129275 U CN 217129275U CN 202220766873 U CN202220766873 U CN 202220766873U CN 217129275 U CN217129275 U CN 217129275U
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Abstract
The utility model relates to a door machine roof beam, top case structure and platform door, this door machine roof beam is including linking mutually into first section and the second section of L shape, the one end of first section is connected with the upper end of second section, the upper surface interval of first section is provided with first mounting groove, second mounting groove and third mounting groove, first mounting groove, the length direction that second mounting groove and third mounting groove all followed first section extends, and link up in first section, first mounting groove and second mounting groove divide into a plurality of installing zones along the length direction of first section, the installing zone is used for installation wire casing or travel switch or position sensor, the third mounting groove is used for installing top cap and/or back lid. In the actual installation process, for structures or equipment needing to be installed on the gantry crane beam, the structures or the equipment can be respectively installed in the installation areas of the first installation groove, the second installation groove and the third installation groove according to needs. And punching is not needed in the installation site, so that the installation time is saved.
Description
Technical Field
The utility model relates to a platform door structural design field specifically relates to a quick-witted roof beam of door, top case structure and platform door.
Background
In current rail transit platform door systems or rapid transit platform door systems, the door gantry beam is generally used for mounting sliding doors or emergency door guide rails or pulley trolleys.
However, for the installation or fixation of the wire duct, the position sensor, the travel switch, the front cover and the rear cover, etc., if the above-mentioned equipment or structure needs to be installed or fixed on the door beam, a hole needs to be opened at the corresponding position of the door beam on the installation site, and then the installation or fixation is performed. The above-described drilling and installation process not only requires a lot of time and inconvenience in installation, but also requires a high level of familiarity with the door beam or other structures by the operator in order to avoid improper drilling positions.
SUMMERY OF THE UTILITY MODEL
The purpose of the present disclosure is to provide a gantry crane beam, a top box structure and a platform door, which can at least partially solve the above technical problems.
In order to achieve the above object, according to an aspect of the present disclosure, a gantry crane beam is provided, which includes a first section and a second section connected to form an L shape, one end of the first section is connected to an upper end of the second section, a first mounting groove, a second mounting groove and a third mounting groove are disposed on an upper surface of the first section at intervals, the first mounting groove, the second mounting groove and the third mounting groove all extend along a length direction of the first section and penetrate through the first section, the first mounting groove and the second mounting groove are divided into a plurality of mounting areas along the length direction of the first section, the mounting areas are used for mounting a wire slot or a travel switch or a position sensor, and the third mounting groove is used for mounting a top cover and/or a rear cover.
Optionally, the lower surface of the first section is provided with a first fixing groove, a second fixing groove and a third fixing groove, and the first fixing groove, the second fixing groove and the third fixing groove are used for installing the gantry crane beam on the stand column of the platform door.
Optionally, the second mounting groove and the second fixing groove are symmetrically arranged on the upper and lower sides of the first section, and the third mounting groove and the third fixing groove are symmetrically arranged on the upper and lower sides of the first section.
Optionally, the gantry crane beam further comprises a third section, one end of the third section is connected with the second section, the other end of the third section is connected with the first section, a fourth mounting groove is formed in a side face, far away from a connection position of the first section and the second section, of the third section, and the fourth mounting groove is used for hanging and connecting equipment or a wiring harness.
Optionally, the first mounting groove, the second mounting groove and the third mounting groove are formed as inverted T-shaped grooves with the same size, each inverted T-shaped groove comprises a groove body part and an opening part, the height of the groove body part is 7-8 mm, the width of the groove body part is 14.5-15.5 mm, the width of the opening part is 8.5-9.5 mm, and the height of the opening part is 3.5-4.5 mm.
Optionally, the first section includes a main body and a first installation portion located on an upper surface of the main body, the first installation groove, the second installation groove and the third installation groove are all arranged in the first installation portion, and an interval between the first installation groove and the second installation groove satisfies: l is more than or equal to 2.5T and less than or equal to 5T; in the formula: t is the thickness of the body; l is the interval of first mounting groove and second mounting groove.
According to another aspect of the present disclosure, a top box structure is provided, which includes a wire slot, a travel switch, a position sensor, a top cover, a rear cover, and the door beam in any one of the above technical solutions, wherein the wire slot, the travel switch, and the position sensor are respectively installed in the installation area, and the top cover and/or the rear cover are installed in the third installation groove.
Optionally, the top cover and the rear cover are mounted to the third mounting groove by the same fastener.
Optionally, the top cover comprises a first cover body and an L-shaped first folded edge formed at the lower end of the first cover body, the first folded edge comprises a first connecting section and a first fixing section, one end of the first connecting section is connected with the first cover body, the other end of the first connecting section is connected with the first fixing section, the rear cover comprises a second cover body and an L-shaped second folded edge formed at the upper end of the second cover body, the second folded edge comprises a second fixing section and a first abutting section, one end of the second fixing section is connected with the second cover body, the other end of the second fixing section is connected with the first abutting section, the first fixing section is provided with a first fastening hole, the second fixing section is provided with a second fastening hole corresponding to the first fastening hole, the fastening member is a bolt, and the bolt penetrates through the first fastening hole and the second fastening hole and is connected to the gantry crane beam, and the first abutting section abuts against the first connecting section.
According to a further aspect of the present disclosure there is provided a platform door comprising a column and a top box comprising any one of the above claims, the top box being mounted on top of the column.
Through above-mentioned technical scheme, this disclosed door machine roof beam has set up first mounting groove, second mounting groove and third mounting groove at the upper surface of first section in advance. In the actual installation process, for the structures or equipment of the part of the gantry crane beam close to the upright post, such as the wire chase, the travel switch or the position sensor, the operators can respectively install the gantry crane beam in the installation areas of the first installation groove and the second installation groove according to the needs and the positions of specific structures. For the structures of the front cover, the rear cover and the like which need to be arranged on the part of the gantry crane beam far away from the upright post, an operator can arrange the structures in the third installation groove according to the needs and the positions of specific structures. Therefore, in the installation process of the equipment or the structure, the complicated operations such as site selection, punching and the like are not needed to be carried out on the installation site, the installation time is saved, and the installation process is simple, convenient and easy to operate. In addition, as the punching is not needed, the processes of avoiding a switch key structure or considering the bearing capacity when the punching position is selected in the punching process are not needed, and the like, and the high familiarity of operators on door machine beams or other structures is not needed.
Additional features and advantages of the disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:
FIG. 1 is a schematic structural view of an exemplary embodiment of a door beam of the present disclosure, wherein the wireway, rail and partial stud are also shown;
FIG. 2 is a cross-sectional structural schematic view of an exemplary embodiment of a door frame beam of the present disclosure;
FIG. 3 is a schematic view of a partial cross-sectional structure of an exemplary embodiment of a door frame beam according to the present disclosure;
FIG. 4 is a schematic structural view of an exemplary embodiment of a door frame beam of the present disclosure, wherein the trunking, top cover, back cover, and portions of the stud are also shown;
FIG. 5 is an enlarged view of a portion of the structure at A in FIG. 4;
fig. 6 is a schematic structural view of a platform door according to an exemplary embodiment of the present disclosure;
fig. 7 is a schematic structural view of an exemplary embodiment of a door beam of the present disclosure, wherein a portion of the wireway and a portion of the stud are also shown.
Description of the reference numerals
1-gantry beam; 11-first stage; 111-a first mounting groove; 112-a second mounting groove; 113-a third mounting groove; 114-a first fixation groove; 115-a second fixation slot; 116-a third fixation slot; 117-a body; 118-a first mounting portion; 12-a second segment; 13-a third stage; 131-a fourth mounting groove; 2-inverted T-shaped groove; 21-a trough portion; 22-an open portion; 3-a wire groove; 4-a top cover; 41-a first cover body; 42-first hem; 421-a first connection segment; 422-a first fixed segment; 5-rear cover; 51-a second lid body; 52-second hem; 521-a second fixed segment; 522-a first abutting section; 6-a fastener; 7-upright post; 8-platform door.
Detailed Description
The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
In the present disclosure, without going to the contrary, the use of the directional words such as "upper and lower" refers to the upper and lower defined in the use condition of the door beam, and can be specifically referred to fig. 1, 2 and 6. Terms such as "first," "second," "third," and "fourth" are used merely to distinguish one element from another, and are not sequential or significant. Additionally, the use of the directional terms above are merely intended to simplify the description of the present disclosure, and do not indicate or imply that the referenced device or element must have a particular orientation, configuration, and operation in a particular orientation, and should not be taken as limiting the present disclosure.
As shown in fig. 1 to 7, according to an aspect of the present disclosure, a gantry crane beam 1 is provided, the gantry crane beam 1 includes a first section 11 and a second section 12 connected to form an L shape, one end of the first section 11 is connected to an upper end of the second section 12, a first mounting groove 111, a second mounting groove 112 and a third mounting groove 113 are provided on an upper surface of the first section 11 at intervals, the first mounting groove 111, the second mounting groove 112 and the third mounting groove 113 all extend along a length direction of the first section 11 and penetrate through the first section 11, the first mounting groove 111 and the second mounting groove 112 are divided into a plurality of mounting areas (not shown) along the length direction of the first section 11, the mounting areas are used for mounting a wire chase 3 or a travel switch (not shown) or a position sensor (not shown), and the third mounting groove 113 is used for mounting a top cover 4 and/or a back cover 5.
Through the technical scheme, the door frame beam 1 of the present disclosure is provided with the first installation groove 111, the second installation groove 112 and the third installation groove 113 on the upper surface of the first section 11 in advance. In the actual installation process, for the structures or equipment such as the wire chase 3, the travel switch or the position sensor which needs to be installed on a part of the door beam 1 close to the pillar 7, the operator can install the structures or equipment in the installation areas of the first installation groove 111 and the second installation groove 112 respectively according to the needs and the positions of the specific structures. For the structure that the front cover, the rear cover 5, etc. need to be installed at a portion of the door beam 1 far from the pillar 7, an operator can install in the third installation groove 113 according to the need and the position of the specific structure. Therefore, in the installation process of the equipment or the structure, the complicated operations such as site selection, punching and the like are not needed to be carried out on the installation site, the installation time is saved, and the installation process is simple, convenient and easy to operate. In addition, as the punching is not needed, processes such as avoiding a switch structure in the punching process or considering the bearing capacity in the punching position site selection are not needed, and the high familiarity of operators on the door frame beam 1 or other structures is not needed.
In addition, the first, second and third mounting grooves 111, 112 and 113 of the present disclosure are penetratingly disposed on the first section 11 and extend along a length direction of the first section 11. According to the door frame beam 1 arranged in this way, on one hand, the first installation groove 111, the second installation groove 112 and the third installation groove 113 can be integrally processed and formed with the door frame beam 1, and the processing is very convenient. On the other hand, the installation process has a large fault tolerance rate, and the installation can be carried out again in the corresponding installation groove after the installation is misplaced. On the other hand, the first installation groove 111, the second installation groove 112 and the third installation groove 113 have great installation applicability, and can be used for installing various devices or structures, and the positions where the devices or structures can be installed extend along the length direction of the gantry beam 1, so that the device or structure can be installed at any position of the gantry beam 1.
In an exemplary embodiment of the present disclosure, as shown in fig. 1, 2 and 4, a first fixing groove 114, a second fixing groove 115 and a third fixing groove 116 may be provided at a lower surface of the first section 11, and the first fixing groove 114, the second fixing groove 115 and the third fixing groove 116 are used to mount the door beam 1 to the pillar 7. Install door machine roof beam 1 on stand 7 through the form of three fixed slot, can strengthen the stability after door machine roof beam 1 installs on the one hand, on the other hand can increase the joint strength between door machine roof beam 1 and the stand 7, improves the bearing capacity of door machine roof beam 1.
In an exemplary embodiment of the present disclosure, as shown in fig. 2, the present disclosure may symmetrically arrange the second mounting groove 112 and the second fixing groove 115 at upper and lower sides of the first section 11, and symmetrically arrange the third mounting groove 113 and the third fixing groove 116 at upper and lower sides of the first section 11. The door frame beam 1 thus configured, on the one hand, facilitates production and processing, and can simultaneously process the second mounting groove 112, the third mounting groove 113, the second fixing groove 115 and the third fixing groove 116 in a production facility or a mold, thereby shortening the processing time. On the other hand, the bearing stress of the door frame beam 1 can be optimized, in the installation state, the second installation groove 112 is located right above the second fixing groove 115, the third installation groove 113 is located right above the third fixing groove 116, and after the equipment or the structure is installed in the second installation groove 112 or the third installation groove 113, the weight of the equipment or the structure can be directly and positively transmitted to the upright post 7 below the second fixing groove 115 or the third fixing groove 116 through the door frame beam 1, so that the bearing stress of the door frame beam 1 can be optimized.
In order to reinforce the structural strength of the door beam 1. In an exemplary embodiment of the present disclosure, as shown in fig. 2, the portal crane beam 1 of the present disclosure may further include a third section 13, one end of the third section 13 is connected to the second section 12, the other end of the third section 13 is connected to the first section 11, a fourth mounting groove 131 is disposed on a side surface of the third section 13 away from a connection position of the first section 11 and the second section 12, and the fourth mounting groove 131 is used for mounting equipment or a wiring harness. On the one hand, the third section 13 is supported between the first section 11 and the second section 12 as a structural reinforcement, which not only contributes to the structural strength of the entire door sill 1, but also contributes to the load-bearing capacity of the first section 11. On the other hand, since some cable harnesses or light-weight devices (such as some position sensors or control switches) are still present between the door frame beam 1 and the door body, the fourth mounting groove 131 can be used for hanging these devices or harnesses.
Alternatively, as shown in fig. 2, the connection point of the third section 13 to the first section 11 is located between the first mounting groove 111 and the second mounting groove 112.
It should be noted that, in the present disclosure, the fourth installation groove 131 is not too large, and is not suitable for hanging too heavy equipment or structures. This is because the fourth mounting groove 131 is provided in the third section 13, and the third section 13 plays a main role in enhancing the structural strength of the door frame beam 1, that is, the third section 13 can bear a large load, and providing an excessively large or hanging heavy device or structure can reduce the bearing capacity of the third section 13 or weaken the structural strength of the third section 13.
As an exemplary embodiment of the present disclosure, as shown in fig. 3, the first, second, and third mounting grooves 111, 112, and 113 of the present disclosure may be formed as inverted T-shaped grooves 2 having the same size, the inverted T-shaped grooves 2 including groove body portions 21 and opening portions 22, the height of the groove body portions 21 being 7-8 mm, the width of the groove body portions 21 being 14.5-15.5 mm, the width of the opening portions 22 being 8.5-9.5 mm, and the height of the opening portions 22 being 3.5-4.5 mm. It can be understood that the mounting fitting corresponding to the inverted T-shaped groove 2 is a T-shaped groove bolt, the T-shaped groove bolt includes a nut and a screw, the groove portion 21 is used for placing the nut, the screw is inserted into the opening portion 22, and since the size of the opening portion 22 is smaller than that of the groove portion 21, the nut can be firmly limited in the groove portion 21. Therefore, on one hand, the reverse T-shaped grooves 2 with uniform size are convenient to process and manufacture, and can be uniformly processed and manufactured into the grooving dies for the first mounting groove 111, the second mounting groove 112 and the third mounting groove 113, and the processing can be completed at one time. On the other hand, the inverted T-shaped groove 2 with the uniform size is convenient for standardization of the T-shaped groove bolt, not only can the installation requirement be met, but also the corresponding T-shaped groove bolt can be conveniently replaced, the T-shaped groove bolt can be replaced mutually, and the universality of the T-shaped groove bolt is improved. On the other hand, the equipment or structure installed in the first, second and third installation grooves 111, 112 and 113 of uniform size can conveniently realize the movement of the relative position with respect to the door beam 1, and facilitate the adjustment of the installation position.
In one embodiment of the present disclosure, the first stage 11 of the present disclosure may include a main body 117 and a first mounting portion 118 located on an upper surface of the main body 117, the first mounting groove 111, the second mounting groove 112 and the third mounting groove 113 are all disposed on the first mounting portion 118, and a distance between the first mounting groove 111 and the second mounting groove 112 satisfies: l is more than or equal to 2.5T and less than or equal to 5T; in the formula: t is the thickness of the body 117; l is a distance between the first mounting groove 111 and the second mounting groove 112. The present disclosure limits the distance between the first mounting groove 111 and the second mounting groove 112 based on the thickness of the body 117, and can achieve an optimal effect on the mounting space required by the related equipment or structure on the basis of satisfying the load-bearing standard.
It will be understood that in the present disclosure, the thickness of the body 117 is positively correlated to the load bearing capacity of the first section 11, i.e., the greater the thickness of the body 117, the greater the load bearing capacity of the first section 11. Therefore, the larger the thickness of the main body 117 is, the larger the distance between the first installation groove 111 and the second installation groove 112 disposed on the first section 11 can be, so that the larger size of the device or structure can be installed on the first section 11. When the size of the device or structure is small, and the device or structure can be installed only by the first installation groove 111 or the second installation groove 112 alone, it is not necessary to provide the first installation groove 111 and the second installation groove 112 at the installation position of the device or structure at the same time, and at this time, the distance between the first installation groove 111 and the second installation groove 112 should not be too small.
According to another aspect of the present disclosure, a top box structure is provided, the top box structure includes a wire slot 3, a travel switch, a position sensor, a top cover 4, a rear cover 5 and a gantry crane beam 1 in any one of the above technical solutions, the wire slot 3, the travel switch and the position sensor are respectively installed in an installation area, and the top cover 4 and/or the rear cover 5 are installed in a third installation groove 113. In the top box structure disclosed by the invention, the wire slot 3, the travel switch, the position sensor, the top cover 4 and the rear cover 5 can be conveniently arranged at corresponding positions on the door frame beam 1, and complex operations such as site selection, punching and the like are not required to be carried out on an installation site, so that the installation time is saved, and the installation process is simple, convenient and easy to operate. Therefore, the installation time of the top box structure in the disclosure is reduced, and the installation efficiency of the top box structure is improved.
In an exemplary embodiment of the present disclosure, as shown in fig. 4, the top cover 4 and the rear cover 5 may be mounted to the third mounting groove 113 by the same fastener 6. Through same fastener 6 installation top cap 4 and back lid 5, can practice thrift fastener 6 material on the one hand, on the other hand can avoid seting up too much mounting hole, alleviates to the structural influence of door machine roof beam 1, can reduce the installation number of times on the one hand again, practices thrift installation time to promote the installation effectiveness.
In an exemplary embodiment of the present disclosure, as shown in fig. 4 and 5, the top cap 4 of the present disclosure includes a first cap body 41 and an L-shaped first flap 42 formed at a lower end of the first cap body 41, the first flap 42 includes a first connecting section 421 and a first fixing section 422, one end of the first connecting section 421 is connected to the first cap body 41, the other end of the first connecting section 421 is connected to the first fixing section 422, the rear cap 5 includes a second cap body 51 and an L-shaped second flap 52 formed at an upper end of the second cap body 51, the second flap 52 includes a second fixing section 521 and a first abutting section 522, one end of the second fixing section 521 is connected to the second cap body 51, the other end of the second fixing section 521 is connected to the first abutting section 522, a first fastening hole is formed in the first fixing section 422, a second fastening hole corresponding to the first fastening hole is formed in the second fixing section 521, the fastening member 6 is a bolt, the bolt penetrates through the first fastening hole and the second fastening hole and is connected to the door beam 1, and the first abutting section 522 abuts against the first connecting section 421.
Thus, on one hand, since the first abutting section 522 and the first connecting section 421 are in the abutting state in the installation state of the top cover 4 and the rear cover 5, the correct installation of the top cover 4 and the rear cover 5 can be ensured, and in addition, whether the installation positions of the top cover 4 and the rear cover 5 are correct or not can be verified in real time. On the other hand, wear to locate first fastening hole and second fastening hole through a bolt, not only realize top cap 4 and back lid 5 fixed in, reduced the installation number of times, promoted the installation effectiveness, moreover, reduced the trompil quantity on door machine roof beam 1, alleviateed the structural influence to door machine roof beam 1.
According to a further aspect of the present disclosure, there is provided a platform door 8, the platform door 8 comprising a column 7 and a top box comprising any of the above-mentioned embodiments, the top box being mounted on top of the column 7. In the top box disclosed by the invention, various devices and structures can be conveniently installed on the gantry crane beam 1, and complicated operations such as site selection, punching and the like are not required to be carried out on an installation site, so that the installation time is saved, and the installation process is simple, convenient and easy to operate. Thus, the installation time of the platform door 8 in the present disclosure can be reduced, and the installation efficiency of the platform door 8 can be improved.
The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.
Claims (10)
1. A door beam, characterized in that it comprises a first section (11) and a second section (12) joined in an L-shape, one end of the first section (11) is connected with the upper end of the second section (12), a first mounting groove (111), a second mounting groove (112) and a third mounting groove (113) are arranged on the upper surface of the first section (11) at intervals, the first mounting groove (111), the second mounting groove (112) and the third mounting groove (113) all extend along the length direction of the first section (11), and penetrates the first section (11), the first mounting groove (111) and the second mounting groove (112) are divided into a plurality of mounting areas along the length direction of the first section (11), the mounting area is used for mounting a wire casing (3) or a travel switch or a position sensor, and the third mounting groove (113) is used for mounting a top cover (4) and/or a rear cover (5).
2. Gantry crane beam according to claim 1, characterized in that the lower surface of the first section (11) is provided with a first fixing slot (114), a second fixing slot (115) and a third fixing slot (116), the first fixing slot (114), the second fixing slot (115) and the third fixing slot (116) being used for mounting the gantry crane beam (1) to a column (7) of a platform door (8).
3. The gantry crane beam according to claim 2, wherein the second mounting groove (112) and the second fixing groove (115) are symmetrically disposed at upper and lower sides of the first section (11), and the third mounting groove (113) and the third fixing groove (116) are symmetrically disposed at upper and lower sides of the first section (11).
4. The gantry crane beam as claimed in claim 1, wherein the gantry crane beam (1) further comprises a third section (13), one end of the third section (13) is connected with the second section (12), the other end of the third section (13) is connected with the first section (11), a fourth mounting groove (131) is formed in a side surface, far away from a connecting position of the first section (11) and the second section (12), of the third section (13), and the fourth mounting groove (131) is used for hanging equipment or wiring harnesses.
5. Gantry crane beam according to claim 1, characterized in that the first mounting groove (111), the second mounting groove (112) and the third mounting groove (113) are formed as inverted T-shaped grooves (2) of the same size,
the inverted T-shaped groove (2) comprises a groove body part (21) and an opening part (22), wherein the height of the groove body part (21) is 7-8 mm, the width of the groove body part (21) is 14.5-15.5 mm, the width of the opening part (22) is 8.5-9.5 mm, and the height of the opening part (22) is 3.5-4.5 mm.
6. The gantry crane beam according to claim 1, wherein the first segment (11) comprises a main body (117) and a first mounting portion (118) located on the upper surface of the main body (117), the first mounting groove (111), the second mounting groove (112) and the third mounting groove (113) are all arranged on the first mounting portion (118), and the distance between the first mounting groove (111) and the second mounting groove (112) satisfies: l is more than or equal to 2.5T and less than or equal to 5T;
in the formula:
t is the thickness of the body (117);
l is the distance between the first mounting groove (111) and the second mounting groove (112).
7. A roof box structure, characterized in that it comprises a raceway (3), a travel switch, a position sensor, a top cover (4), a back cover (5) and a door beam according to any one of claims 1-6, the raceway (3), the travel switch, the position sensor being mounted in the mounting area, respectively, the top cover (4) and/or the back cover (5) being mounted in the third mounting groove (113).
8. The top box structure as claimed in claim 7, wherein the top cover (4) and the rear cover (5) are mounted to the third mounting groove (113) by the same fastener (6).
9. The top box structure of claim 8,
the top cover (4) comprises a first cover body (41) and an L-shaped first folding edge (42) formed at the lower end of the first cover body (41), the first folding edge (42) comprises a first connecting section (421) and a first fixing section (422), one end of the first connecting section (421) is connected with the first cover body (41), the other end of the first connecting section (421) is connected with the first fixing section (422),
the rear cover (5) comprises a second cover body (51) and an L-shaped second folding edge (52) formed at the upper end of the second cover body (51), the second folding edge (52) comprises a second fixed section (521) and a first abutting section (522), one end of the second fixed section (521) is connected with the second cover body (51), the other end of the second fixed section (521) is connected with the first abutting section (522),
the first fixing section (422) is provided with a first fastening hole, the second fixing section (521) is provided with a second fastening hole corresponding to the first fastening hole, the fastening piece (6) is a bolt, the bolt penetrates through the first fastening hole and the second fastening hole and is connected to the door frame beam (1), and the first abutting section (522) abuts against the first connecting section (421).
10. A platform door, characterized by comprising a post (7) and comprising a top box structure according to any one of claims 7-9, which is mounted on top of the post (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220766873.3U CN217129275U (en) | 2022-03-31 | 2022-03-31 | Door machine beam, top box structure and platform door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220766873.3U CN217129275U (en) | 2022-03-31 | 2022-03-31 | Door machine beam, top box structure and platform door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217129275U true CN217129275U (en) | 2022-08-05 |
Family
ID=82646335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220766873.3U Active CN217129275U (en) | 2022-03-31 | 2022-03-31 | Door machine beam, top box structure and platform door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217129275U (en) |
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2022
- 2022-03-31 CN CN202220766873.3U patent/CN217129275U/en active Active
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