Mold structure capable of enabling underground pipe gallery to be waterproof and fireproof and achieving automatic hydraulic mold opening and closing

Abstract

The utility model discloses a mold structure capable of enabling an underground pipe gallery to be waterproof and fireproof and achieving automatic hydraulic mold opening and closing. An underground pipe gallery waterproof and fireproof layer is tightly attached to the inner side of a side formwork and the outer side of an inner formwork system, the side formwork and an end formwork are mutually spliced, the end formwork and the whole inner formwork system are mutually spliced, an inner formwork top plate supporting column is connected with a top plate of the inner formwork system, and an inner formwork side plate supporting mechanism is connected with a side plate of the inner formwork system. The side formworks, the end formworks, the inner formwork system, the inner formwork top plate supporting columns and the inner formwork side plate supporting mechanisms are all arranged on the bottom formwork and spliced with the bottom formwork at the same time. The side formworks, the end formworks, the inner formwork system and the bottom formwork jointly form a pouring space with an opening in the upper portion. The method is high in production precision, high in operability and convenient to assemble and disassemble, the manufacturing period of the underground pipe gallery can be effectively shortened, and manpower resources are greatly saved.

Description

Technical Field

[0001] The utility model relates to the technical field of mold design, in particular to a mold structure that can waterproof and fireproof an underground pipe gallery and automatically open and close the mold hydraulically. Background Technique

[0002] In recent years, the rational development and utilization of the underground space of urban roads have attracted more and more attention from municipal units, and thus have become an important work goal of the urban development work of municipal units. As a solution to achieve this goal - the construction of urban utility tunnels has gradually become the development direction of urban municipal pipeline construction projects at home and abroad. The cover plate type split pipe gallery is a new type of underground precast pipe gallery, and its advantages are that it greatly reduces the construction pressure of the underground pipe gallery, effectively reduces the splicing difficulty of the precast underground pipe gallery, and at the same time improves the manufacturing precision of the finished product. However, its manufacturing mold has high requirements in terms of the rigidity and strength of components and the specific dimensional accuracy, and at the same time, the construction precision of its mold opening and closing operation and the structural strength of the mechanism are also an important part that cannot be ignored. At present, there are few cover plate type split assembled utility tunnels actually applied in engineering, and the mold of the cover plate type split pipe gallery still has great research prospects and room for improvement. Content of the Utility Model

[0003] From the perspectives of mold opening and closing, external waterproofing of the underground pipe gallery, and fireproofing of internal circuit pipelines, the utility model provides a mold structure that can waterproof and fireproof an underground pipe gallery and automatically open and close the mold hydraulically.

[0004] A mold structure that can waterproof and fireproof an underground pipe gallery and automatically open and close the mold hydraulically, the technical solution is as follows: it includes side templates, end templates, an underground pipe gallery waterproof and fireproof layer, an inner mold system, inner mold top plate support columns, inner mold side plate support mechanisms, and a bottom mold; the underground pipe gallery waterproof and fireproof layer is closely attached to the inner side of the side templates and the outer side of the inner mold system, the side templates and the end templates are spliced with each other, the end templates and the entire inner mold system are spliced with each other, the inner mold top plate support columns are connected to the top plate of the inner mold system, the inner mold side plate support mechanisms are connected to the side plates of the inner mold system, the side templates, end templates, inner mold system, inner mold top plate support columns, and inner mold side plate support mechanisms are all placed on the bottom mold and spliced with the bottom mold at the same time; the side templates, end templates, inner mold system, and bottom mold jointly form a casting space with an open top.

[0005] Preferably, the side formwork includes a side formwork fixed panel, horizontal steel bar stiffeners, vertical inverted U-shaped steel stiffeners, horizontal fixed baffles, vertical fixed baffles, welded reinforcing plates, support frames, roller systems, fixing bolts, and welded reinforcing hollow steel bars; the horizontal fixed baffles are fixed on the upper and lower sides of the side formwork fixed panel, and the vertical fixed baffles are fixed on the left and right sides of the side formwork fixed panel; the horizontal steel bar stiffeners are horizontally and evenly fixed in the rectangular space surrounded by the horizontal fixed baffles and the vertical fixed baffles, and the vertical inverted U-shaped steel stiffeners are vertically and evenly fixed in the rectangular space surrounded by the horizontal fixed baffles and the vertical fixed baffles. At the same time, grooves are processed at the U-shaped openings of the vertical inverted U-shaped steel stiffeners according to the width and spacing of the horizontal steel bar stiffeners, so that the vertical inverted U-shaped steel stiffeners can be tightly fitted with the horizontal steel bar stiffeners; the welded reinforcing plates are evenly welded on the outermost sides of the left and right sides of the side formwork fixed panel, and the fixing bolts are evenly arranged on the outermost sides of the left and right sides of the side formwork fixed panel and the horizontal fixed baffles; the support frame is connected to the lower horizontal fixed baffle, and the roller systems are distributed at the left and right ends of the lowermost part of the support frame. At the same time, the two ends of the welded reinforcing hollow steel bars are respectively welded on the support frame and the roller systems to form a stable triangle.

[0006] Preferably, the end formwork includes an end formwork fixed panel, fixed baffles, connection holes II, reinforcing plates, support frames II, roller systems II, and welded reinforcing hollow steel bars II; the fixed baffles are fixed on the edges of the end formwork fixed panel. At the same time, connection holes II with the same number and spacing as the fixing bolts of the side formwork and the inner formwork system are provided on the horizontal baffles and the lower vertical baffles in the fixed baffles; the reinforcing plates are perpendicularly and evenly fixed between the two fixed baffles; the support frames II are fixed on the lower edge of the end formwork fixed panel, and the roller systems II and the welded reinforcing hollow steel bars II are configured in the same way as the side formwork.

[0007] Preferably, the waterproof and fireproof layer of the underground pipe gallery is composed of a polymer waterproof coiled material layer, a fireproof coating layer, and inlays; a fireproof coating layer is coated on the inner surface of the polymer waterproof coiled material layer. The surface of the polymer waterproof coiled material layer is designed with rough grooves to prevent the overflow of cement grouting during formwork closing; a plurality of inlays with a length of 5 cm and a diameter of 5 mm are evenly arranged on the middle part of the outer surface of the polymer waterproof coiled material layer in contact with the cement grouting area, so that the waterproof and fireproof layer of the underground pipe gallery is tightly fitted on the inner and outer surfaces of the underground pipe gallery; connection holes I corresponding to the connection holes II of the end formwork need to be provided in the non-cement grouting areas around the polymer waterproof coiled material layer, and they are connected with the connection holes II of the end formwork through fixing bolts I and fixing bolts II during formwork closing operation, so as to fix the waterproof and fireproof layer of the underground pipe gallery before grouting operation.

[0008] Preferably, the inner mold system includes inner mold side plates, upper inner mold side plates, inner mold top plates, support frames III, roller systems III, and welded reinforced hollow steel bars III; the structure of the inner mold side plates is the same as that of the side templates; the inner mold top plates are the same as the side templates with the support frame I, roller system I, fixing bolts I, and welded reinforced hollow steel bars I removed. The baffle at the joint of the inner mold side plates and the upper inner mold side plates is chamfered to facilitate smooth demolding; on the left and right sides of the upper inner mold side plates, one side is connected to the inner mold side plates through a buckle, and the other side is connected to the inner mold top plates through a hinge. Fixing bolts II are provided at the non-cement grouting areas on the shorter edges of both sides of the upper inner mold side plates.

[0009] Preferably, the inner mold top plate support columns include hydraulic jacks and bases; the tops of the hydraulic jacks are fixedly connected to the inner mold top plates, and the bases are fixed on the fixed lower panel of the bottom mold.

[0010] Preferably, the inner membrane side plate support mechanism includes horizontal hydraulic jacks, bases, and welded reinforced hollow steel pipes; the tops of the horizontal hydraulic jacks are connected to the inner mold side plates, and the bottoms and their hydraulic mechanisms are placed inside the bases. One side of the welded reinforced hollow steel pipes is welded to the bases, and the other side is welded to the fixed upper panel of the bottom mold to form a stable triangular structure.

[0011] Preferably, the bottom mold includes a fixed lower panel, horizontal roller guides, horizontal I-beams, vertical I-beams, vertical roller guides, and a fixed upper panel; the fixed lower panel is placed at the bottom layer to support all the above mechanisms; the horizontal roller guides are welded on the fixed lower panel to support the roller systems I and III of the side templates and inner mold side plates; the horizontal I-beams are welded on the fixed lower panel to play a load-bearing and supporting role; the vertical I-beams are welded on the horizontal I-beams, and the bottom of the grouting area is sealed above them; the vertical roller guides are welded on the horizontal I-beams to support the roller system II of the end templates; the fixed upper panel is also welded on the horizontal I-beams to serve as a base to support the inner membrane side plate support mechanism between every two columns of vertical I-beams.

[0012] The beneficial effects of the present utility model are as follows:

[0013] 1. The waterproof and fireproof layer of the underground pipe gallery is fixed through the fixing bolts on each template, which can play a certain sealing role for the gaps between the templates during the mold closing operation, and can effectively solve the problem of cement grout overflow.

[0014] 2. The embedded layer on the waterproof and fireproof layer of the underground pipe gallery can be tightly embedded in the construction finished product of the underground pipe gallery, reducing the subsequent waterproof and fireproof construction operations and construction pressure of the underground pipe gallery.

[0015] 3. The structure composed of fixed horizontal and vertical roller guides and the roller system can accurately position the side formwork, end formwork, and inner formwork side plates, improving the construction accuracy of the mold closing operation. At the same time, the mold opening operation can significantly reduce labor costs and construction difficulty.

[0016] 4. The overall component structure and related construction operations are not affected by weather conditions and construction environments. Brief Description of the Drawings

[0017] Figure 1 It is a front view schematic diagram of the present utility model;

[0018] Figure 1-1 It is a combined schematic diagram of the side formwork, end formwork, and inner formwork system

[0019] Figure 2 It is a three-dimensional schematic diagram of the side formwork;

[0020] Figure 3-1 It is a front view schematic diagram of the end formwork,

[0021] Figure 3-2 It is a 3D schematic diagram of the main body part of the end formwork without attached roller components;

[0022] Figure 4-1 It is a schematic diagram of one side of the polymer waterproofing membrane layer of the waterproof and fireproof layer of the underground pipe gallery,

[0023] Figure 4-2 It is a side view schematic diagram of the waterproof and fireproof layer of the underground pipe gallery;

[0024] Figure 5 It is a side view schematic diagram of the inner formwork system;

[0025] Figure 6 It is a front view schematic diagram of the support column of the inner formwork top plate;

[0026] Figure 7 It is a front view schematic diagram of the support mechanism of the inner formwork side plate;

[0027] Figure 8-1 It is a front view schematic diagram of the bottom formwork,

[0028] Figure 8-2 It is a side view schematic diagram of the bottom formwork,

[0029] Figure 8-3 It is a top view schematic diagram of the bottom formwork.

[0030] In the figure: 1 - side formwork, 2 - end formwork, 3 - waterproof and fireproof layer of underground pipe gallery, 4 - internal formwork system, 5 - support column for internal formwork top plate, 6 - support mechanism for internal formwork side plate, 7 - bottom formwork, 101 - fixed panel of side formwork, 102 - transverse steel bar stiffener, 103 - vertical inverted U-shaped steel stiffener, 104 - transverse fixed baffle, 105 - vertical fixed baffle, 106 - welded reinforcement plate, 107 - support frame, 108 - roller system, 109 - fixing bolt, 110 - welded reinforcement hollow steel bar, 21 - fixed panel of end formwork, 22 - fixed baffle, 23 - connection hole, 24 - reinforcement plate, 25 - support frame, 26 - roller system, 27 - welded reinforcement hollow steel bar, 31 - polymer waterproofing membrane layer, 32 - fireproof coating layer, 33 - embedded body layer, 34 - connection hole, 41 - internal formwork side plate, 42 - upper side plate of internal formwork, 43 - internal formwork top plate (43), 44 - support frame, 45 - roller system, 46 - fixing bolt, 47 - welded reinforcement hollow steel bar, 51 - hydraulic jack, 52 - base, 61 - transverse hydraulic jack, 62 - pedestal, 63 - welded reinforcement hollow steel pipe, 71 - fixed lower panel, 72 - transverse roller guide rail, 73 - transverse I-beam, 74 - vertical I-beam, 75 - vertical roller guide rail, 76 - fixed upper panel, 77 - through hole for support column of internal formwork top plate, 78 - placement area for support mechanism of internal formwork side plate Detailed implementation mode

[0031] In order to make the purpose, technical solution and advantages of the embodiments of the present utility model clearer, the following further details the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model.

[0032] As Figure 1 and Figure 1-1 shown, a mold structure of the present utility model that can waterproof and fireproof an underground pipe gallery and automatically open and close the mold hydraulically includes a side formwork 1, an end formwork 2, a waterproof and fireproof layer 3 of the underground pipe gallery, an internal formwork system 4, a support column 5 for the internal formwork top plate, a support mechanism 6 for the internal formwork side plate, and a bottom formwork 7; the waterproof and fireproof layer of the underground pipe gallery is closely attached to the inner side of the side formwork and the outer side of the internal formwork system, the side formwork and the end formwork are spliced with each other, the end formwork and the entire internal formwork system are spliced with each other, the support column for the internal formwork top plate is connected to the top plate of the internal formwork system, the support mechanism for the internal formwork side plate is connected to the side plate of the internal formwork system, and the side formwork, the end formwork, the internal formwork system, the support column for the internal formwork top plate, and the support mechanism for the internal formwork side plate are all placed on the bottom formwork and spliced with the bottom formwork at the same time; the side formwork, the end formwork, the internal formwork system, and the bottom formwork together form a casting space with an open top.

[0033] As Figure 2As shown in the figure, the side formwork 1 includes a side formwork fixed panel 101, horizontal steel bar stiffeners 102, vertical inverted U-shaped steel stiffeners 103, horizontal fixed baffles 104, vertical fixed baffles 105, welding reinforcement plates 106, support frames 107, roller systems 108, fixing bolts 109, and welded reinforced hollow steel bars 110. The horizontal fixed baffles 104 are fixed on the upper and lower sides of the side formwork fixed panel 101, and the vertical fixed baffles 105 are fixed on the left and right sides of the side formwork fixed panel 101. The horizontal steel bar stiffeners 102 are evenly fixed horizontally in the rectangular space enclosed by the horizontal fixed baffles 104 and the vertical fixed baffles 105, and the vertical inverted U-shaped steel stiffeners 103 are evenly fixed vertically in the rectangular space enclosed by the horizontal fixed baffles and the vertical fixed baffles. At the same time, grooves are processed at the U-shaped openings of the vertical inverted U-shaped steel stiffeners 103 according to the width and spacing of the horizontal steel bar stiffeners 102, so that the vertical inverted U-shaped steel stiffeners can be tightly fitted with the horizontal steel bar stiffeners. The welding reinforcement plates 106 are evenly welded on the outermost sides of the left and right sides of the side formwork fixed panel, and the fixing bolts 109 are evenly arranged on the outermost sides of the left and right sides of the side formwork fixed panel and the horizontal fixed baffles, so that the waterproof and fireproof layer 3 of the underground pipe gallery can be closely attached to the inner surface of the side formwork in a fixed manner around the perimeter. The support frame 107 is connected to the lower horizontal fixed baffle 104, and the roller systems 108 are distributed at the left and right ends of the bottom of the support frame. At the same time, both ends of the welded reinforced hollow steel bar 110 are welded to the support frame and the roller system to form a stable triangle, increasing the bearing strength.

[0034] As Figure 3-1 and 3-2 shown in the figure, the end formwork 2 includes an end formwork fixed panel 21, fixed baffles 22, connection holes 23, reinforcement plates 24, support frames 25, roller systems 26, and welded reinforced hollow steel bars 27. The fixed baffle 22 is fixed on the edge of the end formwork fixed panel. At the same time, the horizontal baffle and the lower vertical baffle in the fixed baffle 22 are provided with connection holes with the same number and spacing as the fixing bolts 46 of the side formwork 1 and the inner formwork system 4, so as to connect and fix the side formwork 1, the inner formwork system 4 and the end formwork 2 during the mold closing operation. The reinforcement plates 24 are perpendicularly and evenly fixed between the two fixed baffles 22. The support frame 25 is fixed on the lower edge of the end formwork fixed panel 21, and the roller systems 26 and the welded reinforced hollow steel bars 27 are configured in the same way as the side formwork 1.

[0035] As Figure 4-1 and 4-2As shown in the figure, the waterproof and fireproof layer 3 of the underground pipe gallery consists of a polymer waterproofing membrane layer 31, a fireproof coating layer 32, and an inlay layer 33. The surface of the polymer waterproofing membrane layer 31 is designed with rough grooves to prevent the overflow of cement grouting during mold closing. In the middle of the polymer waterproofing membrane layer, the part in contact with the cement grouting area is evenly provided with inlay layers 33 with a length of 5 cm and a diameter of 5 mm, so that the waterproof and fireproof layer 3 of the underground pipe gallery is tightly fitted on the inner and outer surfaces of the underground pipe gallery. Connection holes 34 corresponding to the connection holes of the end formwork 2 need to be provided in the non-cement grouting areas around the polymer waterproofing membrane layer 31. During mold closing operation, they are connected together with the connection holes 23 of the end formwork through fixing bolts 109 and fixing bolts 46 to facilitate the fixing of the waterproof and fireproof layer 3 of the underground pipe gallery before grouting operation.

[0036] As Figure 5 shown in the figure, the internal formwork system 4 includes internal formwork side plates 41, internal formwork upper side plates 42, internal formwork top plates 43, support frames 44, roller systems 45, fixing bolts 46, and welded reinforced hollow steel bars. The specific structure of the internal formwork side plates 41 is the same as that of the side formwork 1. Among them, the baffles at the parts connected to the internal formwork upper side plates 42 are chamfered to facilitate the smooth progress of demolding operation. On the left and right sides of the internal formwork upper side plates 42, one side is connected to the internal formwork side plates 41 through a buckle, and the other side is connected to the internal formwork top plates 43 through a hinge. Fixing bolts 2 are provided in the non-cement grouting areas at the shorter two-side edges of the internal formwork upper side plates 42, and no fixing bolts are provided at the joints of the internal formwork side plates, internal formwork upper side plates, and internal formwork top plates.

[0037] As Figure 6 shown in the figure, the support columns of the 5-internal formwork top plate 5 include hydraulic jacks 51 and bases 52. The tops 51 of the hydraulic jacks are fixedly connected to the internal formwork top plates 43, and the bases 52 are fixed on the fixed lower panel of the bottom formwork.

[0038] As Figure 7 shown in the figure, the 6-inner formwork side plate support mechanism 6 includes a horizontal hydraulic jack 61, a base 62, and a welded reinforced hollow steel pipe 63. The top 61 of the horizontal hydraulic jack is connected to the internal formwork side plates 41, and the bottom and its hydraulic mechanism are placed inside the 62-base 62. The welded reinforced hollow steel pipe 63 is welded to the base 62 on one side and to the fixed upper panel 76 of the bottom formwork on the other side, forming a stable triangular structure to enhance the overall strength and stability.

[0039] As Figure 8-1 、 8-2As shown in FIGS. 8-3, the bottom mold 7 includes a fixed bottom panel 71, a transverse roller guide 72, a transverse I-beam 73, a vertical I-beam 74, a vertical roller guide 75, and a fixed top panel 76; the fixed bottom panel 71 is placed at the bottommost layer to support all the mechanisms above; the transverse roller guide 72 is welded on the fixed bottom panel 71 to support the roller systems of the side formwork 1 and the inner formwork side plate 41; the transverse I-beam 73 is welded on the fixed bottom panel to play a load-bearing and supporting role; the vertical I-beam 74 is welded on the transverse I-beam 73, and above it is the bottom seal of the grouting area; the vertical roller guide 75 is welded on the transverse I-beam to carry the roller system of the end formwork 2; the fixed top panel is also welded on the transverse I-beam 73 and serves as the foundation to support the inner formwork side plate support mechanism 6 between every two columns of vertical I-beams 74; through holes for the inner formwork top plate support columns are provided on the fixed top panel 76 so that the inner formwork top plate support columns can support the inner formwork top plate 43 through the fixed top panel 76. At the same time, different through holes for the inner formwork top plate support columns 77 are set according to the width of the internal space of the underground pipe gallery. Two upper and lower ones as shown in the left part in Figure 8-3 are set on the narrower side, and four as shown in the right part in Figure 8-3 are set on the wider side; at the same time, the area where the fixed top panel 76 supports the inner formwork side plate support mechanism 6 is located in the placement area of the inner formwork side plate support mechanism 78.

[0040] The present utility model provides a mold structure that can waterproof and fireproof the underground pipe gallery and has an automatic hydraulic mold opening and closing function. The mold closing scheme is as follows:

[0041] As shown in Figure 1As shown in Figure -8, a mold structure that can make the underground pipe gallery waterproof and fireproof and has an automatic hydraulic mold opening and closing function is characterized by including side templates, end templates, an underground pipe gallery waterproof and fireproof layer, an inner mold system, inner mold top plate support columns, inner mold side plate support mechanisms, and a bottom mold; the underground pipe gallery waterproof and fireproof layer is closely attached to the inner side of the side templates and the outer side of the inner mold system through fixing bolts, the inner mold top plate support columns are connected to the top plate of the inner mold system, the inner mold side plate support mechanisms are connected to the side plates of the inner mold system, and the side templates, end templates, inner mold system, inner mold top plate support columns, and inner mold side plate support mechanisms are all placed on the bottom mold and are spliced with the bottom mold; for the mold closing operation, first, use the inner mold top plate support columns to fix the inner mold top plate to the designated position, then expand and fix the upper side plates of the inner mold outward, move the side templates, inner mold side plates, and end templates to the mold closing and fixing area through horizontal and vertical roller guides, then use fixing bolts to fasten the side templates, inner mold side plates, underground pipe gallery waterproof and fireproof layer, and end templates together through the connection holes on the end templates and the underground pipe gallery waterproof and fireproof layer, and at the same time fill the gaps with sealing materials for waterproof treatment, and then lock the support positions of the hydraulic jacks and horizontal hydraulic jacks to complete the mold closing operation; finally, the side templates, end templates, inner mold system, and bottom mold jointly form a casting space with an open top, pour cement in the flat area at the top, and after the pouring is completed, level the cement slurry at the top to obtain the cement slurry body of the underground pipe gallery.

[0042] The present utility model provides a mold structure that can make the underground pipe gallery waterproof and fireproof and has an automatic hydraulic mold opening and closing function. The mold opening scheme is as follows:

[0043] After the cement slurry body of the underground pipe gallery is completely hardened and consolidated, first, release the fixation of all fixing bolts and clean the sealing filling materials at the gaps between the templates, then translate the end templates away through the vertical roller guides, then translate the side templates away through the horizontal roller guides, and use the inner mold side plate support mechanisms to translate the inner mold side plates away through the horizontal roller guides.

[0044] Furthermore, rotate the upper side plates of the inner mold to the mold opening position through hinges, and then translate the inner mold top plate downward to the mold opening position through the inner mold top plate support columns, so that the entire underground pipe gallery can be completely demolded.

[0045] Furthermore, cut the edge part of the underground pipe gallery waterproof and fireproof layer that protrudes from the underground pipe gallery, and perform a sealing operation on the gaps with fixed waterproof sealant glue, and then finally obtain the finished product of the underground pipe gallery to complete the entire mold opening process.

Claims

1. A mold structure capable of making underground pipe gallery waterproof and fireproof and having automatic hydraulic mold opening and closing, characterized in that: It comprises a side formwork (1), an end formwork (2), an underground pipe gallery waterproof and fireproof layer (3), an inner formwork system (4), an inner formwork top plate support column (5), an inner membrane side plate support mechanism (6), and a bottom formwork (7); The underground pipe gallery waterproof and fireproof layer (3) is closely attached to the inner side of the side formwork (1) and the outer side of the inner formwork system (4); the side formwork (1) and the end formwork (2) are spliced ​​together; the end formwork (2) and the entire inner formwork system (4) are spliced ​​together; the inner formwork top plate support column (5) is connected to the top plate of the inner formwork system (4); the inner membrane side plate support mechanism (6) is connected to the side plate of the inner formwork system (4); the side formwork (1), the end formwork (2), the inner formwork system (4), the inner formwork top plate support column (5), and the inner membrane side plate support mechanism (6) are all placed on the bottom formwork (7) and spliced ​​together with the bottom formwork (7); the side formwork (1), the end formwork (2), the inner formwork system (4), and the bottom formwork (7) together form a casting space with an upper opening.

2. The mold structure capable of making underground pipe gallery waterproof and fireproof and having automatic hydraulic mold opening and closing according to claim 1 is characterized in that: The side formwork (1) comprises a side formwork fixed panel (101), a transverse steel bar reinforcement rib (102), an inverted U-shaped steel reinforcement rib (103), a transverse fixed baffle (104), a vertical fixed baffle (105), a welded reinforcement plate (106), a support frame (107), a roller system (108), a fixing bolt (109), and a welded reinforcement hollow steel bar (110); the transverse fixed baffle (104) is fixed to the upper and lower sides of the side formwork fixed panel (101), and the vertical fixed baffle (105) is fixed to the left and right sides of the side formwork fixed panel (101); the transverse steel bar reinforcement rib (102) is horizontally and evenly fixed in a rectangular space surrounded by the transverse fixed baffle (104) and the vertical fixed baffle (105), and the inverted U-shaped steel reinforcement rib (103) is vertically and evenly fixed in a rectangular space surrounded by the transverse fixed baffle (104) and the vertical fixed baffle (105). At the same time, a groove is processed at the U-shaped opening of the vertical inverted U-shaped steel reinforcement rib (103) according to the width and spacing distance of the horizontal steel bar reinforcement rib (102), so that the vertical inverted U-shaped steel reinforcement rib (103) can be tightly embedded with the horizontal steel bar reinforcement rib (102); the welded reinforcement plate (106) is evenly welded between the outermost sides of the left and right sides of the side template fixed panel (101) and the vertical fixed baffle (105), and the fixing bolt (109) is evenly arranged on the outermost sides of the left and right sides of the side template fixed panel (101) and the horizontal fixed baffle (104); the support frame (107) is fixed to the bottom surface of the lower horizontal fixed baffle, and the roller system (108) is distributed at the left and right ends of the lowest part of the support frame (107), and at the same time, the two ends of the welded reinforcement hollow steel bar (110) are respectively welded to the support frame (107) and the roller system (108) to form a stable triangle.

3. The mold structure capable of making underground pipe gallery waterproof and fireproof and having automatic hydraulic mold opening and closing according to claim 2 is characterized in that: The end template (2) comprises an end template fixed panel (21), a fixed baffle (22), two connection holes (23), a reinforcing plate (24), two support frames (25), two roller systems (26), and two welded reinforced hollow steel bars (27); the fixed baffle (22) is fixed to the edge of the end template fixed panel (21), and at the same time, the horizontal baffle and the lower vertical baffle in the fixed baffle (22) are provided with two connection holes (23) of the same number and spacing as the fixing bolts of the side template (1) and the inner template system (4); the reinforcing plate (24) is perpendicular to the fixed baffle (22) and is evenly fixed between the two fixed baffles (22); the two support frames (25) are fixed to the lower edge of the end template fixed panel (21), and the two roller systems (26) and the two welded reinforced hollow steel bars (27) are configured in the same manner as the side template (1).

4. The mold structure capable of making underground pipe gallery waterproof and fireproof and having automatic hydraulic mold opening and closing according to claim 3 is characterized in that: The underground pipe gallery waterproof and fireproof layer (3) is composed of a polymer waterproof coiled material layer (31), a fireproof coating layer (32) and an embedded body (33); the inner surface of the polymer waterproof coiled material layer (31) is coated with a fireproof coating layer (32); the surface of the polymer waterproof coiled material layer (31) is designed with rough grooves to prevent the overflow of cement grouting during mold closing; a plurality of embedded bodies with a length of 5 cm and a diameter of 5 mm are evenly arranged on the middle part of the outer surface of the polymer waterproof coiled material layer (31) in contact with the cement grouting area. The waterproof and fireproof layer (3) of the underground pipe gallery is inserted into the body (33), so that the waterproof and fireproof layer (3) of the underground pipe gallery is tightly embedded in the inner and outer surfaces of the underground pipe gallery; the non-cement grouting area around the polymer waterproof coiled material layer (31) needs to be provided with a connection hole one (34) corresponding to the connection hole two (23) of the end template (2), and is connected with the connection hole two (23) of the end template (2) through a fixing bolt one (109) and a fixing bolt two (46) during the mold closing operation, so as to fix the waterproof and fireproof layer (3) of the underground pipe gallery before the grouting operation.

5. The mold structure capable of making underground pipe gallery waterproof and fireproof and having automatic hydraulic mold opening and closing according to claim 4 is characterized in that: The inner mold system (4) comprises an inner mold side plate (41), an inner mold upper side plate (42), an inner mold top plate (43), a support frame three (44), a roller system three (45), and a welded reinforced hollow steel bar three (47); the structure of the inner mold side plate (41) is the same as that of the side mold (1); the inner mold top plate (43) is the same as the side mold (1) without a support frame one (107), a roller system one (108), a fixing bolt one (109), and a welded reinforced hollow steel bar one (110); the baffle plate at the junction of the inner mold side plate (41) and the inner mold upper side plate (42) is chamfered to facilitate smooth demoulding; one side of the left and right sides of the inner mold upper side plate (42) is connected to the inner mold side plate (41) by a lock, and the other side is connected to the inner mold top plate (43) by a hinge; two fixing bolts (46) are arranged on the non-cement grouting areas of the shorter edges of the inner mold upper side plate (42).

6. The mold structure capable of making underground pipe gallery waterproof and fireproof and having automatic hydraulic mold opening and closing according to claim 5 is characterized in that: The inner mold top plate support column (5) comprises a hydraulic jack (51) and a base (52); the top of the hydraulic jack is fixedly connected to the inner mold top plate (43), and the base is fixed to the fixed lower panel (71) of the bottom mold (7).

7. The mold structure capable of making underground pipe gallery waterproof and fireproof and having automatic hydraulic mold opening and closing according to claim 6 is characterized in that: The inner membrane side plate support mechanism (6) includes a transverse hydraulic jack (61), a base (62), and welded reinforced hollow steel pipe three (63); the top of the transverse hydraulic jack (61) is connected to the inner mold side plate (41), the bottom of the transverse hydraulic jack and its hydraulic mechanism are placed inside the base (62), one side of the welded reinforced hollow steel pipe three (63) is welded to the base, and the other side is welded to the transverse roller guide (72) of the bottom mold (7), forming a stable triangular structure.

8. The mold structure capable of making underground pipe gallery waterproof and fireproof and having automatic hydraulic mold opening and closing according to claim 7 is characterized in that: The bottom mold (7) comprises a fixed lower panel (71), a transverse roller guide rail (72), a transverse I-beam (73), a vertical I-beam (74), a vertical roller guide rail (75), and a fixed upper panel (76); the fixed lower panel (71) is placed at the bottom layer and supports all the mechanisms above; the transverse roller guide rail (72) is welded to the fixed lower panel (71) and supports the roller system 1 (108) and roller system 3 (45) of the side mold plate (1) and the inner mold side plate (41); the transverse I-beam (73) and the vertical I-beam (74) are welded to the fixed lower panel (71) and support the roller system 1 (108) and roller system 3 (45) of the side mold plate (1) and the inner mold side plate (41); (73) is welded to the fixed lower panel (71) to play a load-bearing support role; the vertical I-beam (74) is welded to the transverse I-beam (73), and above it is the bottom seal of the grouting area; the vertical roller guide (75) is welded to the transverse I-beam (73) to support the roller system 2 (26) of the end template (2); the fixed upper panel is also welded to the transverse I-beam (73) and serves as the foundation to support the inner membrane side panel support mechanism (6) between every two rows of vertical I-beams (74).

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