CN212453617U - Early-dismantling head and early-dismantling template device - Google Patents

Abstract

The utility model relates to the technical field of building construction equipment, in particular to an early-dismantling head and early-dismantling template device, which comprises a top plate, a pillar, a supporting unit, a locking unit and a pin; the supporting column is connected with the top plate, the pin is arranged on the supporting column in a penetrating mode, the supporting unit and the locking unit are movably sleeved on the supporting column, and the supporting unit is arranged above the locking unit; the supporting unit is provided with a first through hole capable of avoiding the pin, the locking unit is provided with a second through hole capable of avoiding the pin, the length a of the second through hole is larger than that of the pin, and the width b of the second through hole is smaller than that of the pin. An object of the utility model is to overcome early tear first lifting range too narrow and early tear first support reliability low not enough of tearing open, provide a lifting range great and the early head of tearing open of high reliability.

Description

Early-dismantling head and early-dismantling template device

Technical Field

The utility model relates to a construction equipment technical field, more specifically relates to an early tear head open and early tear template device open.

Background

When a floor slab structure in building engineering is constructed, a template and a supporting system need to be erected, and after the concrete strength meets the design requirement, the template and the supporting system are dismantled. The demolition conditions are related to the span of the member except the designed strength of the concrete, and when the span of the member is less than or equal to 2m, the demolition is carried out until the grade value of the designed strength of the concrete is more than or equal to 50%; when the span of the member is more than 2m and less than or equal to 8m, the designed concrete strength grade value is more than or equal to 75 percent; when the span of the member is more than 8m, the designed concrete strength grade value is not less than 100% for dismantling. The template and the support in the conventional method can be removed only when the template and the support reach 100 percent, and the early-removal template technology realizes the early removal of the bottom template and the support system thereof by utilizing the time difference between the removal of the template when the template reaches 100 percent and the removal of the template when the template reaches 50 percent or 75 percent, is used as a technical measure for accelerating the turnover of the template and reducing the investment of the template, is also a measure for reducing the cost and accelerating the construction speed, and simultaneously embodies the advancement of the template and the support system thereof. The early-dismantling head is the core of the whole early-dismantling device and is one of important parts for realizing early dismantling of the template.

The comparison document (publication number is CN206707270U) discloses an early-dismantling head, utilize the removal of direction mounting in the spout to realize the lift of the supporting mechanism of early-dismantling head, the early-dismantling head of adopting this kind of mode can cause supporting mechanism's lifting range too narrow on the one hand, can only go up and down in limited guide way, to being unfavorable for dismantling under the less condition of falling range to some thick or great template of area, on the other hand is because the supporting mechanism atress is great, only rely on single thin direction mounting fastening support can lead to supporting unreliable in the spout, permanent use has the hidden danger that the supporting mechanism dropped to appear.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome early tear first lifting range too narrow and early tear first support reliability low not enough of tearing open, provide a lifting range great and the early head of tearing open of high reliability.

In order to solve the technical problem, the utility model discloses a technical scheme is:

the early dismantling head comprises a top plate, a support column, a supporting unit, a locking unit and a pin; the supporting column is connected with the top plate, the pin is arranged on the supporting column in a penetrating mode, the supporting unit and the locking unit are movably sleeved on the supporting column, and the supporting unit is arranged above the locking unit; the supporting unit is provided with a first through hole capable of avoiding the pin, the locking unit is provided with a second through hole capable of avoiding the pin, the length of the second through hole is larger than that of the pin, and the width of the second through hole is smaller than that of the pin.

The utility model discloses a supporting element can be on whole support column round trip movement, thereby can realize lift by a wide margin, it is more convenient to provide sufficient dismantlement space messenger for template and support, during operation, rely on the pillar, wear to locate the pin in the pillar and the locking unit of card on the pin provide the support to the supporting element, the pressure that the supporting element received can be shared on the pillar simultaneously, and not bear alone by the pin, the pillar is connected through other mechanisms and ground, and the pillar is as support piece, its own structure can bear certain pressure, higher reliability has. Specifically, the second through hole in the locking unit can meet the requirement that the locking unit smoothly passes through the pin when the length direction of the second through hole is aligned with the length direction of the pin, free movement on the strut is achieved, and after the locking unit is rotated, the locking unit cannot smoothly pass through the pin. When the device is in a working state, the top plate is directly connected with the template to play a supporting role; the locking unit is clamped on the pin, and the supporting unit is locked and positioned to keep the supporting unit supporting the early-dismantling template and the bracket; when the template is disassembled, the locking unit is rotated by an angle to align the length direction of the second through hole with the length direction of the pin, so that the locking unit can smoothly pass through the pin and descend to a required position, and the first through hole arranged on the supporting unit can also meet the requirement that the supporting unit smoothly descends through the pin, thereby realizing the early-disassembling function of the template.

Preferably, the bottom of the locking unit is provided with a clamping groove or a protrusion capable of clamping the pin.

Preferably, a plurality of handles are symmetrically arranged at the edge of the locking unit.

Preferably, the supporting unit is of a U-shaped structure.

Preferably, a positioning piece which is matched with the first through hole and used for positioning the supporting unit is fixedly arranged on the support column, the positioning piece is of an inverted convex type, and the positioning piece is arranged between the pin and the top plate.

Preferably, the supporting device further comprises a square pipe for supporting the supporting unit, side wings are arranged at two ends of the square pipe, and the square pipe is sleeved on the supporting column and is fixedly connected with the supporting unit.

The utility model also provides a early formwork stripping device, including the above-mentioned head, bracing piece, support, template of tearing open early, template, support, tear head, bracing piece open early are a plurality of and from last down swing joint in proper order.

The utility model discloses an early tear template open device open has installs and removes conveniently, and the reliability is high, the wide advantage of suitable occasion. The template is arranged at the topmost layer, the support for supporting the template is arranged below the template, the support is movably connected with the early-dismantling head and is convenient to assemble and disassemble, one end of the support rod is detachably and movably connected with the early-dismantling head, and the other end of the support rod is in contact with the ground, so that the early-dismantling template device is supported. The template and the bracket are flexibly and changeably arranged, the early-dismantling head is taken as a center, the early-dismantling template device can be arranged and expanded to be used in different directions according to needs, and the size of the applicable floor of the early-dismantling template device is very wide.

Preferably, the support comprises a plurality of main supports and a plurality of secondary supports, and the secondary supports are movably erected on the main supports; the template comprises a plurality of early-dismantling templates and a plurality of common templates, wherein the early-dismantling templates and the common templates are arranged in parallel and tightly attached.

Preferably, the bottom of the support rod is movably provided with an adjustable bottom support, and the adjustable bottom support comprises a first adjusting screw rod, a first adjusting nut for fixedly locking the first adjusting screw rod and a bottom plate which is arranged at the bottom of the first adjusting screw rod and is fixedly connected with the first adjusting screw rod; the support rod is movably sleeved on the first adjusting screw rod, the first adjusting nut is sleeved on the first adjusting screw rod and arranged between the first adjusting screw rod and the support rod, and the early dismantling head is movably connected with the support rod.

Preferably, a plurality of connecting discs are fixedly arranged on the supporting rods, a plurality of cross rods are movably arranged between every two adjacent supporting rods, pin components are fixedly arranged at two ends of each cross rod, and the cross rods are movably connected with the connecting discs through the pin components.

Compared with the prior art, the beneficial effects of the utility model are that: the early-dismantling head can realize large-amplitude lifting, provides enough dismantling space for the template and the bracket to ensure that the dismantling is more convenient, and realizes the fixing and supporting function through the supporting unit, the pillar, the square tube, the locking unit, the bolt and other parts in the early-dismantling head, thereby improving the reliability of the whole device; the early-dismantling formwork device has a height adjusting function, and can meet the requirements of different projects when using occasions with different floor heights; the arrangement of the cross rods enables the independent support rods to be connected into a whole, so that the stability of the early-dismantling formwork device is improved; the whole early-dismantling formwork device can be put into use in other areas in time after early dismantling only by the standby early-dismantling head, the supporting rod and the common formwork, the construction progress can be accelerated, and the cost is saved. The early-dismantling formwork and the common formwork are matched to form various irregular sizes, so that the requirement of construction of irregular floors is met.

Drawings

Fig. 1 is a schematic structural view of an early-stage head-dismantling working state according to embodiment 1 of the present invention;

FIG. 2 is a schematic structural view of the early-disassembled formwork of the present invention;

FIG. 3 is an exploded view of an early disconnect;

FIG. 4 is a schematic structural view of a support unit;

FIG. 5 is a front view of the locking unit;

FIG. 6 is a top view of the locking unit;

FIG. 7 is a schematic view of a positioning member;

fig. 8 is a schematic structural view of an early formwork stripping device according to embodiment 2 of the present invention;

FIG. 9 is a schematic structural diagram of a connecting disc;

FIG. 10 is a schematic view of an adjustable shoe structure;

FIG. 11 is an exploded view of the cross-bar;

the graphic symbols are illustrated as follows:

1. a top plate; 2. a pillar; 3. a support unit; 31. a first through hole; 4. a locking unit; 41. a second through hole; 42. a protrusion; 43. a handle; 5. a pin; 6. a positioning member; 7. a square tube; 71. a side wing; 10. early head dismantling; 11. a support bar; 111. a connecting disc; 12. a support; 121. a main support; 122. a secondary support; 13. a template; 131. early detaching the template; 132. a common template; 14. an adjustable bottom support; 141. a first adjusting screw rod; 142. a first adjusting nut; 143. a base plate; 144. a second adjusting screw rod; 145. a second adjusting nut; 15. a cross bar; 151. a plug pin assembly; 152. a C-shaped connecting piece; 153. a V-shaped reinforcement; 154. a wedge bolt; a. a second via length; b. a second via width.

Detailed Description

The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Example 1

Fig. 1 to 7 show a first embodiment of an early dismantling head 10 of the present invention, which includes a top plate 1, a pillar 2, a supporting unit 3, a locking unit 4, and a pin 5; the supporting column 2 is connected with the top plate 1, the pin 5 penetrates through the supporting column 2, the supporting unit 3 and the locking unit 4 are movably sleeved on the supporting column 2, and the supporting unit 3 is arranged above the locking unit 4; the supporting unit 3 is provided with a first through hole 31 capable of avoiding the pin 5, the locking unit 4 is provided with a second through hole 41 capable of avoiding the pin, the length a of the second through hole is larger than that of the pin 5, and the width b of the second through hole is smaller than that of the pin 5.

As shown in fig. 4 and 6, the first through hole 31 may be the same shape as the second through hole 41, or may be a circular hole with a diameter larger than the length of the pin, so that the support unit 3 can move back and forth on the pillar 2 without being affected by the pin 5; the second through hole 41 may be a rectangular hole or an irregular hole as long as it is sufficient that the pin 5 can be smoothly passed through in a specific direction but the pin 5 cannot be passed through in other directions. In actual use, the support 12 is a frame which is placed on the support unit 3 and supports the template 13, and the template 13 is placed on the support 12.

As an embodiment of the present invention, as shown in fig. 5, the bottom of the locking unit 4 is provided with a slot or protrusion 42 capable of locking the pin 5. The arrangement of the clamping groove or the protrusion 42 can enable the locking unit 4 to stably clamp the pin 5 in the working state, so that the supporting unit 3 is locked, and the stability of the whole device is ensured. The catch or protrusion 42 may be sized to fit the pin 5 for ease of positioning. Specifically, the top of the locking unit 4 is a plane structure, which is beneficial to locking the supporting unit 3 above, the bottom of the locking unit can be symmetrically provided with slopes so as to be convenient for clamping the pin 5, and the locking unit 4 can be other structures which are convenient for realizing the function within the cognitive range of the technical personnel in the field.

As an embodiment of the present invention, as shown in fig. 6, a plurality of handles 43 are symmetrically disposed at the edge of the locking unit 4. Locking unit 4 needs often to rotate and realizes the lift function, and circular or oval structure is convenient for rotate, and the setting of handle 43 can be convenient for strike locking unit 4 with the instrument in order to realize locking unit 4's rotation. Preferably, there are 4 handles 43, which are distributed on the locking unit 4 in a central symmetry manner; when the number of the handles 43 is even, the handles can be symmetrically distributed; when the number of the handles 43 is odd, the handles can be uniformly distributed on the circumference of the locking unit 4.

As an embodiment of the present invention, the locking unit 4 and the supporting unit 3 are circumferentially provided with an anti-slip device. The anti-slip means facilitates the grip when moving the locking unit 4 and the supporting unit 3.

As an embodiment of the present invention, as shown in fig. 4, the supporting unit 3 has a U-shaped structure. The U-shaped configuration facilitates support of the formwork 13 and the support 12. Specifically, the bottom of the supporting unit 3 is a plane, a first through hole 31 is arranged on the bottom, supporting pieces are vertically arranged on two sides of the bottom, a plurality of bolt holes for movably connecting with the bracket 12 are horizontally arranged on the supporting pieces, and a square hole convenient to hold can be arranged below the bolt holes on the supporting pieces, so that the supporting unit 3 can be moved conveniently; when the support is in a working state, the support 12 is placed at the bottom of the U-shaped structure for supporting, and then bolts penetrate through bolt holes of the support sheet and holes matched with the bolt holes in the corresponding positions on the support 12 to connect and fix the support unit 3 and the support 12.

As an embodiment of the present invention, as shown in fig. 3 and 7, a positioning member 6 for positioning the supporting unit 3 is fixedly disposed on the supporting column 2 and is matched with the first through hole 31, the positioning member 6 is of an inverted convex type, and the positioning member 6 is disposed between the pin 5 and the top plate 1. The positioning member 6 defines the support unit 3 from above the support unit 3. Specifically, setting element 6 is curved, and the cambered surface is the shape steel sheet of falling the convex character, and pillar 2 is hollow pipe, and 2 surfaces of pillar are hugged closely to the arc surface, and through welded fastening, setting element 6 inserts first through-hole 31 on the supporting element 3, through setting element 6 and first through-hole 31's cooperation, plays the positioning action to supporting element 3 in horizontal direction and the vertical direction.

As an embodiment of the utility model, still including the support the square pipe 7 of support element 3, the both ends of square pipe 7 are equipped with flank 71, and the pillar 2 is located to square pipe 7 cover to with support element 3 fixed connection. The square pipe 7 is used to lift the supporting force of the supporting unit 3. Specifically, square pipe 7 and support element 3 pass through welded fastening and are connected, and the both sides flank 71 of square pipe 7 is the flat board, welded fastening in square pipe 7 to increase the area of contact between square pipe 7 and support element 3, promote the support capacity of square pipe 7. The inner size of the square tube 7 is larger than that of the pin 5, so that the square tube 7 and the supporting unit 3 can move back and forth on the column 2 without being blocked by the pin 5.

As an embodiment of the utility model, a backing plate is sleeved on the pillar 2 and is fixedly connected with the bottom of the square tube 7. The backing plate is used as the transition between the square tube 7 and the locking unit 4, and is used for increasing the contact area between the square tube 7 and the locking unit 4, so that a good locking function is realized. The inner diameter of the shim plate is kept the same as the first through hole 31 of the support unit 3 for avoiding the pin 5.

Example 2

Referring to fig. 8 to 11, the present embodiment is an early-dismantling formwork apparatus including the early-dismantling formwork apparatus of embodiment 1, including the early-dismantling head 10, the support bar 11, the bracket 12, and the formwork 13; the template 13, the bracket 12, the early dismantling head 10 and the support rod 11 are all a plurality of and are sequentially and movably connected from top to bottom.

As an embodiment of the present invention, as shown in fig. 8, the support 12 includes a plurality of main supports 121 and a plurality of secondary supports 122, the secondary supports 122 are movably erected on the main supports 121; the formwork 13 includes a plurality of early-dismantled formworks 131 and a plurality of common formworks 132, and the early-dismantled formworks 131 and the common formworks 132 are arranged in parallel and tightly attached to each other. The main bracket 121 and the secondary bracket 122 bear different bearing forces respectively, and the whole combination realizes the support of the whole early-dismantling formwork device on the formwork 13; the distinction between the early-split templates 131 and the common templates 132 makes the entire early-split template device more flexible to use, and the number of the early-split templates 131 and the common templates 132 and the number of the main brackets 121 and the sub-brackets 122 are adjusted according to the actual size. The early-dismantling template 131 and the bracket 12 can realize early dismantling at an early stage, and can be used repeatedly in time for replacing areas, and the common template 132, the early-dismantling head 10 and the support rod 11 are used for continuously supporting the floor until the strength of concrete reaches 100 percent and then are dismantled; on the whole, a part of building equipment is saved, the construction progress can be accelerated, and the cost is saved. The common templates 132 are slender and square, the early-dismantling templates 131 are large-area rectangles or squares, the multiple common templates 132 and the multiple early-dismantling templates 131 can be combined into various irregular areas, unlike the early-dismantling template device which is only supported by a frame with a fixed size, and can only be applied to occasions where the area is in a multiple relation with the size of the frame, the early-dismantling template device comprising the early-dismantling templates 131 and the common templates 132, the main support 121 and the secondary support 122 is more flexible to use, and the early-dismantling template device can meet the requirement of floor construction with irregular shapes.

As an embodiment of the present invention, an adjustable bottom support 14 is movably disposed at the bottom of the support rod 11, and the adjustable bottom support 14 includes a first adjusting screw 141, a first adjusting nut 142 for fixing and locking the first adjusting screw 141, and a bottom plate 143 disposed at the bottom of the first adjusting screw 141 and fixedly connected to the first adjusting screw 141; the support rod 11 is movably sleeved on the first adjusting screw rod 141, the first adjusting nut 142 is sleeved on the first adjusting screw rod 141 and is arranged between the first adjusting screw rod 141 and the support rod 11, and the early dismantling head 10 is movably connected with the support rod 11. Adjustable collet 14 realizes the altitude mixture control between first accommodate the lead screw 141 and the bracing piece 11 through first adjusting nut 142, finally realizes the altitude mixture control function of whole early formwork device of tearing open, enables early formwork device of tearing open like this and is applicable to the floor of co-altitude not, and the range of application is wider. Specifically, the surface of the first adjusting screw rod 141 is provided with trapezoidal threads, the first adjusting nut 142 is internally provided with threads matched with the trapezoidal threads, the support rod 11 is a hollow circular tube, the height of the support rod 11 on the first adjusting screw rod 141 is adjusted according to requirements, and then the support rod 11 is locked and fixed by the first adjusting screw rod 141 and the first adjusting nut 142 between the support rod 11, so that the support rod 11 can be arranged above the first adjusting nut 142, and the height adjustment of the early-dismantling formwork device is completed; the bottom plate 143 is fixedly connected with the first adjusting screw rod 141 through a welding mode, a plurality of holes are formed in the bottom plate 143, and the bottom plate can be fastened with the ground through screws, so that the stability of the early-dismantling formwork device is improved. Preferably, a second adjusting screw 144 and a second adjusting nut 145 can be additionally arranged between the early-dismantling head 10 and the support rod 11, so that the height of the support rod 11 can be adjusted, and the first adjusting screw 141 and the first adjusting nut 142 can be adjusted below the support rod 11, so that the whole early-dismantling formwork device can obtain a larger-range height adjustment through the sectional height adjustment, and the sectional type formwork device is suitable for occasions with higher floors, so that the whole early-dismantling formwork device can be more stably connected through the sectional type height adjustment, and the reliability is enhanced.

As an embodiment of the utility model, fixedly on the bracing piece 11 being equipped with a plurality of connection pads 111, the activity is equipped with a plurality of horizontal poles 15 between two adjacent bracing pieces 11, and the fixed bolt subassembly 151 that is equipped with in horizontal pole 15 both ends passes through bolt subassembly 151 and connection pad 111 swing joint between horizontal pole 15 and the bracing piece 11. The arrangement of the connecting disc 111 can increase the stability of the early-dismantling formwork device, and the supporting rods 11 are connected into a whole, so that the reliability is increased. Specifically, the connecting disc 111 is sleeved on the support rod 11, the connecting disc 111 is fixedly connected with the support rod 11 by welding, the connecting disc 111 is a circular steel plate, a plurality of holes matched with the bolt assembly 151 are arranged on the periphery of the connecting disc 111, the bolt assembly 151 comprises a C-shaped connecting piece 152, a V-shaped reinforcing piece 153 and a wedge bolt 154, the C-shaped connecting piece 152 is a sheet metal piece provided with a through hole, the outer side of the plane of the C-shaped connecting piece 152 is closely welded with the end face of the cross rod 15, the opening of the C-shaped connecting piece 152 is used for clamping the connecting disc 111, the wedge bolt 154 penetrates through the C-shaped connecting piece 152 and the connecting disc 111 from the upper part to connect the C-shaped connecting piece 152 and, then the V-shaped reinforcing piece 153 is clamped between the C-shaped connecting piece 152 and the connecting disc 111 from the side surface for supporting and fastening, therefore, the quick locking function is realized, and the structure of the bolt is easy to assemble and disassemble, and is reliable and convenient.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. An early-dismantling head is characterized by comprising a top plate (1), a support column (2), a supporting unit (3), a locking unit (4) and a pin (5); the supporting column (2) is connected with the top plate (1), the pin (5) penetrates through the supporting column (2), the supporting unit (3) and the locking unit (4) are movably sleeved on the supporting column (2), and the supporting unit (3) is arranged above the locking unit (4); the supporting unit (3) is provided with a first through hole (31) capable of avoiding the pin (5), the locking unit (4) is provided with a second through hole (41) capable of avoiding the pin, the length a of the second through hole is larger than that of the pin (5), and the width b of the second through hole is smaller than that of the pin (5).

2. The early dismantling head according to claim 1, wherein the locking unit (4) is provided at its bottom with a catch or protrusion (42) capable of catching the pin (5).

3. The early dismantling head according to claim 1, wherein a plurality of handles (43) are symmetrically provided at the edge of the locking unit (4).

4. The early dismantling head according to any of claims 1 to 3, wherein the support unit (3) is of a U-shaped configuration.

5. The early dismantling head according to any of claims 1 to 3, wherein a positioning member (6) for positioning the support unit (3) is fixedly arranged on the support column (2) and is adapted to the first through hole (31), wherein the positioning member (6) is of an inverted convex type, and wherein the positioning member (6) is arranged between the pin (5) and the top plate (1).

6. The early dismantling head according to any of claims 1 to 3, further comprising a square tube (7) supporting said supporting unit (3), wherein two ends of said square tube (7) are provided with side wings (71), and said square tube (7) is sleeved on said pillar (2) and is fixedly connected with said supporting unit (3).

7. An early-dismantling formwork device, characterized in that, comprises the early-dismantling head (10), the support bar (11), the bracket (12) and the formwork (13) of any one of claims 1 to 6, wherein the formwork (13), the bracket (12), the early-dismantling head (10) and the support bar (11) are all a plurality of and are sequentially and movably connected from top to bottom.

8. The early stripping template device as recited in claim 7, characterized in that the support (12) comprises a plurality of main supports (121) and a plurality of secondary supports (122), the secondary supports (122) are movably erected on the main supports (121); the template (13) comprises a plurality of early-dismantling templates (131) and a plurality of common templates (132), wherein the early-dismantling templates (131) and the common templates (132) are arranged in parallel and tightly attached.

9. The early-dismantling template device of claim 7, wherein an adjustable bottom support (14) is movably arranged at the bottom of the supporting rod (11), the adjustable bottom support (14) comprises a first adjusting screw rod (141), a first adjusting nut (142) for fixedly locking the first adjusting screw rod (141), and a bottom plate (143) which is arranged at the bottom of the first adjusting screw rod (141) and is fixedly connected with the first adjusting screw rod (141); the support rod (11) is movably sleeved on the first adjusting screw rod (141), the first adjusting nut (142) is sleeved on the first adjusting screw rod (141) and arranged between the first adjusting screw rod (141) and the support rod (11), and the early-dismantling head (10) is movably connected with the support rod (11).

10. The early stripping formwork apparatus according to any one of claims 7 to 9, wherein a plurality of connecting discs (111) are fixedly arranged on the support rods (11), a plurality of cross rods (15) are movably arranged between two adjacent support rods (11), pin assemblies (151) are fixedly arranged at two ends of each cross rod (15), and the cross rods (15) and the support rods (11) are movably connected with the connecting discs (111) through the pin assemblies (151).

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