CN210828305U - Adjustable pull rod structure of suspension bracket - Google Patents

Abstract

The utility model discloses an adjustable pull rod structure of a suspension bracket, belonging to the suspension bracket building construction field, comprising a pull rod connecting plate, an upper pull rod, a turnbuckle body and a lower pull rod; the upper end of the upper pull rod is provided with a pull ring, and the lower end of the upper pull rod is provided with a lower threaded column; the upper end of the lower pull rod is provided with an upper threaded column, and the lower end of the lower pull rod is provided with a pull rod plate; the upper end of the flange body is provided with an upper threaded hole which is used for being matched with the lower threaded column; the lower end of the flange body is provided with a lower threaded hole which is used for being matched with the upper threaded column; the pull rod connecting plate comprises a fixed plate and a bent plate; the pull ring penetrates through the bent plate, the bent plate and the fixed plate are connected in a certain included angle, and the included angle can be adjusted within a certain angle range; the fixing plate is tightly attached to the outer wall surface; the pull rod plate is used for being connected with the I-shaped steel; the upper pull rod and the lower pull rod are tensioned or loosened through autorotation of the turnbuckle body. The utility model discloses an adjustable pull rod structure of mounted frame can adjust the elasticity of pull rod and lower link, also can not limit angle regulation pull rod and lower link to I-steel pulling force angle.

Description

Adjustable pull rod structure of suspension bracket

Technical Field

The utility model belongs to mounted frame building construction field, specifically speaking relate to an adjustable pull rod structure of mounted frame.

Background

In the high-rise building construction process, often need use a large amount of scaffolds, the scaffold is used for safety protection and as operation platform. The scaffold is constructed by connecting a large number of steel pipes which are transversely arranged and vertically arranged through steel pipe fasteners. The scaffold is built outside the building outer wall, and the building reliability is guaranteed through supporting. The scaffold is stabilized by being supported on a hanger which is fixed to the building wall.

After the suspension bracket is fixed with a building wall, the suspension bracket is pulled upwards obliquely by using the pull rod, so that the oblique upward pulling force is provided for the suspension bracket, and the reliability of the suspension bracket is improved. However, due to the complexity of the construction site, the length and angle of tension of the required tension rod are often uncertain, and the adaptability of the tension rod which cannot be adjusted is not high.

In addition, the existing connection of the pull rod and the wall body needs to embed a fixing ring in the wall body, the fixing ring is embedded in the wall body, and the upper end of the pull rod is connected with the fixing ring. However, the fixing ring cannot be disassembled after being used, only can be cut on site, and cannot be recycled after being cut; because the fixed ring is fixed on the outer wall surface, open fire exists in the cutting operation and certain potential safety hazards exist in the high-altitude operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned weak point provide an adjustable draw bar structure of mounted frame, the fixed ring that proposes to solve current pull rod length dimension and pulling force angle and can't adjust, on the wall body pre-buried is not convenient for dismantle the scheduling problem. In order to achieve the above object, the utility model provides a following technical scheme:

an adjustable pull rod structure of a suspension bracket comprises a pull rod connecting plate, an upper pull rod, a turnbuckle body and a lower pull rod; the upper end of the upper pull rod is provided with a pull ring, and the lower end of the upper pull rod is provided with a lower threaded column; the upper end of the lower pull rod is provided with an upper threaded column, and the lower end of the lower pull rod is provided with a pull rod plate; the upper end of the flange body is provided with an upper threaded hole which is used for being matched with the lower threaded column; the lower end of the flange body is provided with a lower threaded hole which is used for being matched with the upper threaded column; the pull rod connecting plate comprises a fixed plate and a bent plate; the pull ring penetrates through the bent plate, the bent plate and the fixed plate are connected in a certain included angle, and the included angle can be adjusted within a certain angle range; the fixing plate is tightly attached to the outer wall surface; the pull rod plate is used for being connected with the I-shaped steel; the turnbuckle body makes the upper pull rod and the lower pull rod tension or relax through autorotation. According to the structure, the bending plate and the fixing plate are connected at a certain included angle, so that the bending plate can be separated from the wall surface, and the pull ring penetrates through the bending plate; the pull ring structure can enable the inclination angle of the upper pull rod to be adjusted at will, and the threaded connection structure of the upper pull rod, the flange body and the lower pull rod enables the flange body to tension or relax the upper pull rod and the lower pull rod through autorotation, so that the integral length size of the upper pull rod and the lower pull rod is adjustable; the inclination angle is adjustable, and the length size is adjustable, so that the upper pull rod and the lower pull rod can adapt to suspension brackets with different size positions, the factory processing is facilitated, and the recycling is facilitated; the lower end of the lower pull rod is provided with a pull rod plate, and the reliability of connection between the pull rod plate and the I-shaped steel is improved.

Further, the device also comprises a sleeve, a fixing bolt and a gasket; the sleeve penetrates through the wall body, and two ends of the sleeve are respectively flush with the outer wall surface and the inner wall surface; the fixing plate is provided with a through hole corresponding to the sleeve; the fixing bolt is inserted into the through hole, the sleeve and the gasket in sequence, and the tail end of the fixing bolt exceeds the gasket; two nuts are screwed at the tail ends of the fixing bolts, so that the fixing plate and the gasket clamp the wall body; and the cylindrical surface of the sleeve is welded on the built-in steel bar of the wall body and is pre-embedded. According to the structure, the outer wall surface and the inner wall surface refer to the outer side and the inner side of the concrete beam above the suspension bracket; the sleeve is vertical to the wall surface and is embedded in the wall body, after the strength of concrete meets the requirement, a side die of the beam is dismantled, and an inner sleeve of the embedded beam is dredged, so that a hole through which the sleeve penetrates can be formed in the beam; the fixing bolt is sequentially inserted into the through hole, the sleeve and the gasket on the fixing plate, and the two nuts at the tail end of the fixing bolt are screwed so that the fixing plate and the gasket clamp the wall body, the pull rod connecting plate and the wall body are completely fixed at the moment, the contact area between the gasket and the wall body is increased, and after the strength of concrete meets certain requirements, construction can be immediately conducted first, and the construction progress is accelerated; the fixing structure is more firm to fix in the wall body than the fixing ring is pre-buried, is convenient to disassemble, saves cost, does not need to saw off the fixing ring, does not need to cut by open fire, is safer, can be recycled, and saves construction cost. The sleeve cylinder welds on the built-in reinforcing bar of wall body, makes telescopic position can confirm in advance, leads to the position skew when avoiding being poured by the concrete, can not produce the removal, makes the pull rod connecting plate link together through the sleeve is indirect with the built-in reinforcing bar of wall body moreover, and is fixed more reliably.

Further, the bolt head sleeve is further included; the bolt head sleeve comprises a head barrel body; the inner wall of the head cylinder body is provided with a rubber ring; the rubber ring is used for being in extrusion fit with the head of the fixing bolt; one end of the head cylinder body is closed, and the other end of the head cylinder body is provided with a rubber skirt; when the head cylinder body is close to the pull rod connecting plate, the rubber skirt is in contact with the pull rod connecting plate, so that the head of the fixing bolt is in a sealed space. According to the structure, the rubber ring is in extrusion fit with the head of the fixing bolt, so that the head barrel body can be stably plugged at the head of the fixing bolt, the rubber skirt is extruded on the pull rod connecting plate, the head of the fixing bolt is in a sealing space, the head of the fixing bolt is prevented from being exposed and rusted, the service life of the fixing bolt is prolonged, and the fixing bolt is convenient to recycle next time.

Further, the bolt end sleeve is further included; the bolt tail end sleeve comprises a tail end cylinder body and a thread head cover; one end of the tail end cylinder body is provided with a threaded hood, and the other end of the tail end cylinder body is provided with a rubber skirt; the tail end of the fixing bolt exceeds two nuts; the inner wall of the threaded head cover is provided with threads which can be screwed at the tail end of the fixing bolt in a matching manner, so that the rubber skirt is in contact with the gasket, and the tail end of the fixing bolt and the nut are in a sealed space. According to the structure, the tail end of the fixing bolt exceeds the two nuts, so that the thread hood can be screwed at the tail end of the fixing bolt, the thread hood and the tail end barrel body protecting bolt tail end and the nut are in contact with the gasket, the tail end of the bolt and the nut are in the space for isolating air and water, the tail end of the fixing bolt and the nut are prevented from being exposed and rusted, the service life of the fixing bolt is prolonged, and the fixing bolt is convenient to recycle next time.

The utility model has the advantages that:

the utility model discloses an adjustable pull rod structure of a suspension bracket, which comprises a pull rod connecting plate, an upper pull rod, a turnbuckle body and a lower pull rod; the upper end of the upper pull rod is provided with a pull ring, and the lower end of the upper pull rod is provided with a lower threaded column; the upper end of the lower pull rod is provided with an upper threaded column, and the lower end of the lower pull rod is provided with a pull rod plate; the upper end of the flange body is provided with an upper threaded hole which is used for being matched with the lower threaded column; the lower end of the flange body is provided with a lower threaded hole which is used for being matched with the upper threaded column; the pull rod connecting plate comprises a fixed plate and a bent plate; the pull ring penetrates through the bent plate, the bent plate and the fixed plate are connected in a certain included angle, and the included angle can be adjusted within a certain angle range; the fixing plate is tightly attached to the outer wall surface; the pull rod plate is used for being connected with the I-shaped steel; the upper pull rod and the lower pull rod are tensioned or loosened through autorotation of the turnbuckle body. The utility model discloses an adjustable pull rod structure of mounted frame can adjust the elasticity of pull rod and lower link, also can not limit angle regulation pull rod and lower link to I-steel pulling force angle.

Drawings

FIG. 1 is a schematic view of the suspension bracket of the present invention;

FIG. 2 is a schematic view of the fixing structure of the tie bar connecting plate of the present invention;

FIG. 3 is a schematic diagram of a tie bar linkage structure;

FIG. 4 is a schematic view of a gasket construction;

FIG. 5 is a schematic view of a bolt head sleeve in cross section;

fig. 6 is a schematic view of a split structure of the bolt end sleeve.

In the drawings: 1-I-steel, 12-sleeve, 13-fixing bolt, 14-gasket, 15-through hole, 18-bolt head sleeve, 19-head barrel, 20-rubber ring, 21-rubber skirt, 22-bolt end sleeve, 23-end barrel, 24-thread head cover, 25-pull rod connecting plate, 26-fixing plate, 27-bending plate, 28-upper pull rod, 29-flange body, 30-lower pull rod, 31-lower thread column, 32-upper thread column, 33-pull ring and 34-pull rod plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments, but the present invention is not limited to the following embodiments.

The first embodiment is as follows:

see figures 1-4. An adjustable pull rod structure of a suspension bracket comprises a pull rod connecting plate 25, an upper pull rod 28, a turnbuckle body 29 and a lower pull rod 30; the upper end of the upper pull rod 28 is provided with a pull ring 33, and the lower end is provided with a lower threaded column 31; the upper end of the lower pull rod 30 is provided with an upper threaded column 32, and the lower end is provided with a pull rod plate 34; the upper end of the flange body 29 is provided with an upper threaded hole which is used for being matched with the lower threaded column 31; the lower end of the flange body 29 is provided with a lower threaded hole which is used for being matched with the upper threaded column 32; the pull rod connecting plate 25 comprises a fixing plate 26 and a bending plate 27; the pull ring 33 penetrates through the bent plate 27, the bent plate 27 and the fixed plate 26 are connected at a certain included angle, and the included angle can be adjusted within a certain angle range; the fixing plate 26 is tightly attached to the outer wall surface; the pull rod plate 34 is used for being connected with the I-shaped steel 1; the flange body 29 is rotated to tighten or loosen the upper and lower tie rods 28 and 30. According to the structure, the bending plate 27 and the fixing plate 26 are connected at a certain included angle, so that the bending plate 27 can be separated from the wall surface, and the pull ring 33 is penetrated on the bending plate 27; the structure of the pull ring 33 can enable the inclination angle of the upper pull rod 28 to be adjusted at will, and the threaded connection structure of the upper pull rod 28, the flange body 29 and the lower pull rod 30 enables the flange body 29 to rotate, so that the upper pull rod 28 and the lower pull rod 30 are tensioned or loosened, and the integral length size of the upper pull rod 28 and the lower pull rod 30 is adjustable; the inclination angle is adjustable, and the length size is adjustable, so that the upper pull rod 28 and the lower pull rod 30 can be suitable for suspension brackets with different size positions, the factory processing is convenient, and the recycling is also facilitated; the lower end of the lower pull rod 30 is provided with a pull rod plate 34, and the reliability of connection between the pull rod plate 34 and the I-shaped steel 1 is improved.

Example two:

see figures 1-4. An adjustable pull rod structure of a suspension bracket comprises a pull rod connecting plate 25, an upper pull rod 28, a turnbuckle body 29 and a lower pull rod 30; the upper end of the upper pull rod 28 is provided with a pull ring 33, and the lower end is provided with a lower threaded column 31; the upper end of the lower pull rod 30 is provided with an upper threaded column 32, and the lower end is provided with a pull rod plate 34; the upper end of the flange body 29 is provided with an upper threaded hole which is used for being matched with the lower threaded column 31; the lower end of the flange body 29 is provided with a lower threaded hole which is used for being matched with the upper threaded column 32; the pull rod connecting plate 25 comprises a fixing plate 26 and a bending plate 27; the pull ring 33 penetrates through the bent plate 27, the bent plate 27 and the fixed plate 26 are connected at a certain included angle, and the included angle can be adjusted within a certain angle range; the fixing plate 26 is tightly attached to the outer wall surface; the pull rod plate 34 is used for being connected with the I-shaped steel 1; the flange body 29 is rotated to tighten or loosen the upper and lower tie rods 28 and 30. According to the structure, the bending plate 27 and the fixing plate 26 are connected at a certain included angle, so that the bending plate 27 can be separated from the wall surface, and the pull ring 33 is penetrated on the bending plate 27; the structure of the pull ring 33 can enable the inclination angle of the upper pull rod 28 to be adjusted at will, and the threaded connection structure of the upper pull rod 28, the flange body 29 and the lower pull rod 30 enables the flange body 29 to rotate, so that the upper pull rod 28 and the lower pull rod 30 are tensioned or loosened, and the integral length size of the upper pull rod 28 and the lower pull rod 30 is adjustable; the inclination angle is adjustable, and the length size is adjustable, so that the upper pull rod 28 and the lower pull rod 30 can be suitable for suspension brackets with different size positions, the factory processing is convenient, and the recycling is also facilitated; the lower end of the lower pull rod 30 is provided with a pull rod plate 34, and the reliability of connection between the pull rod plate 34 and the I-shaped steel 1 is improved.

The device also comprises a sleeve 12, a fixing bolt 13 and a gasket 14; the sleeve 12 penetrates through the wall body, and two ends of the sleeve 12 are respectively flush with the outer wall surface and the inner wall surface; the fixing plate 26 is provided with a through hole 15 corresponding to the sleeve 12; the fixing bolt 13 is inserted into the through hole 15, the sleeve 12 and the gasket 14 in sequence, and the tail end of the fixing bolt 13 exceeds the gasket 14; two nuts are screwed at the tail ends of the fixing bolts 13, so that the fixing plate 26 and the gasket 14 clamp the wall; the 12 cylindrical surfaces of the sleeves are welded on the built-in reinforcing steel bars of the wall body and are pre-embedded. According to the structure, the outer wall surface and the inner wall surface refer to the outer side and the inner side of the concrete beam above the suspension bracket; the sleeve 12 is vertical to the wall surface and is embedded in the wall body, after the strength of concrete meets the requirement, a side die of the beam is dismantled, and the inner sleeve 12 of the embedded beam is dredged, so that a hole through which the sleeve 12 penetrates can be formed on the beam; the fixing bolt 13 is sequentially inserted into the through hole 15, the sleeve 12 and the gasket 14 on the fixing plate 26, and the two nuts at the tail end of the fixing bolt 13 are screwed so that the fixing plate 26 and the gasket 14 clamp the wall body, the pull rod connecting plate 25 is completely fixed with the wall body at the moment, the gasket 14 increases the contact area with the wall body, so that the construction can be immediately carried out after the strength of concrete meets certain requirements, and the construction progress is accelerated; the fixing structure is more firm to fix in the wall body than the fixing ring is pre-buried, is convenient to disassemble, saves cost, does not need to saw off the fixing ring, does not need to cut by open fire, is safer, can be recycled, and saves construction cost. The sleeve 12 cylindrical surface welds on the built-in reinforcing bar of wall body, makes the position of sleeve 12 can confirm in advance, avoids leading to the position skew when being poured by the concrete, can not produce the removal, makes the pull rod connecting plate 25 link together through sleeve 12 is indirect and the built-in reinforcing bar of wall body moreover, and is fixed more reliably.

Example three:

see figures 1-6. An adjustable pull rod structure of a suspension bracket comprises a pull rod connecting plate 25, an upper pull rod 28, a turnbuckle body 29 and a lower pull rod 30; the upper end of the upper pull rod 28 is provided with a pull ring 33, and the lower end is provided with a lower threaded column 31; the upper end of the lower pull rod 30 is provided with an upper threaded column 32, and the lower end is provided with a pull rod plate 34; the upper end of the flange body 29 is provided with an upper threaded hole which is used for being matched with the lower threaded column 31; the lower end of the flange body 29 is provided with a lower threaded hole which is used for being matched with the upper threaded column 32; the pull rod connecting plate 25 comprises a fixing plate 26 and a bending plate 27; the pull ring 33 penetrates through the bent plate 27, the bent plate 27 and the fixed plate 26 are connected at a certain included angle, and the included angle can be adjusted within a certain angle range; the fixing plate 26 is tightly attached to the outer wall surface; the pull rod plate 34 is used for being connected with the I-shaped steel 1; the flange body 29 is rotated to tighten or loosen the upper and lower tie rods 28 and 30. According to the structure, the bending plate 27 and the fixing plate 26 are connected at a certain included angle, so that the bending plate 27 can be separated from the wall surface, and the pull ring 33 is penetrated on the bending plate 27; the structure of the pull ring 33 can enable the inclination angle of the upper pull rod 28 to be adjusted at will, and the threaded connection structure of the upper pull rod 28, the flange body 29 and the lower pull rod 30 enables the flange body 29 to rotate, so that the upper pull rod 28 and the lower pull rod 30 are tensioned or loosened, and the integral length size of the upper pull rod 28 and the lower pull rod 30 is adjustable; the inclination angle is adjustable, and the length size is adjustable, so that the upper pull rod 28 and the lower pull rod 30 can be suitable for suspension brackets with different size positions, the factory processing is convenient, and the recycling is also facilitated; the lower end of the lower pull rod 30 is provided with a pull rod plate 34, and the reliability of connection between the pull rod plate 34 and the I-shaped steel 1 is improved.

The device also comprises a sleeve 12, a fixing bolt 13 and a gasket 14; the sleeve 12 penetrates through the wall body, and two ends of the sleeve 12 are respectively flush with the outer wall surface and the inner wall surface; the fixing plate 26 is provided with a through hole 15 corresponding to the sleeve 12; the fixing bolt 13 is inserted into the through hole 15, the sleeve 12 and the gasket 14 in sequence, and the tail end of the fixing bolt 13 exceeds the gasket 14; two nuts are screwed at the tail ends of the fixing bolts 13, so that the fixing plate 26 and the gasket 14 clamp the wall; the 12 cylindrical surfaces of the sleeves are welded on the built-in reinforcing steel bars of the wall body and are pre-embedded. According to the structure, the outer wall surface and the inner wall surface refer to the outer side and the inner side of the concrete beam above the suspension bracket; the sleeve 12 is vertical to the wall surface and is embedded in the wall body, after the strength of concrete meets the requirement, a side die of the beam is dismantled, and the inner sleeve 12 of the embedded beam is dredged, so that a hole through which the sleeve 12 penetrates can be formed on the beam; the fixing bolt 13 is sequentially inserted into the through hole 15, the sleeve 12 and the gasket 14 on the fixing plate 26, and the two nuts at the tail end of the fixing bolt 13 are screwed so that the fixing plate 26 and the gasket 14 clamp the wall body, the pull rod connecting plate 25 is completely fixed with the wall body at the moment, the gasket 14 increases the contact area with the wall body, so that the construction can be immediately carried out after the strength of concrete meets certain requirements, and the construction progress is accelerated; the fixing structure is more firm to fix in the wall body than the fixing ring is pre-buried, is convenient to disassemble, saves cost, does not need to saw off the fixing ring, does not need to cut by open fire, is safer, can be recycled, and saves construction cost. The sleeve 12 cylindrical surface welds on the built-in reinforcing bar of wall body, makes the position of sleeve 12 can confirm in advance, avoids leading to the position skew when being poured by the concrete, can not produce the removal, makes the pull rod connecting plate 25 link together through sleeve 12 is indirect and the built-in reinforcing bar of wall body moreover, and is fixed more reliably.

A bolt head sleeve 18; the bolt head sleeve 18 comprises a head barrel 19; the inner wall of the head cylinder body 19 is provided with a rubber ring 20; the rubber ring 20 is used for being in extrusion fit with the head of the fixing bolt 13; one end of the head barrel body 19 is closed, and the other end is provided with a rubber skirt 21; when the head cylinder 19 is close to the pull rod connecting plate 25, the rubber skirt 21 is in contact with the pull rod connecting plate 25, so that the head of the fixing bolt 13 is in a sealed space. According to the structure, the rubber ring 20 is in extrusion fit with the head of the fixing bolt 13, so that the head barrel 19 can be stably plugged at the head of the fixing bolt 13, the rubber skirt 21 is extruded on the pull rod connecting plate 25, the head of the fixing bolt 13 is in a sealed space, the head of the fixing bolt 13 is prevented from being exposed and rusted, the service life of the fixing bolt 13 is prolonged, and the fixing bolt is convenient to recycle next time.

Further comprising a bolt end sleeve 22; the bolt end sleeve 22 comprises an end barrel 23 and a thread head cover 24; one end of the tail end cylinder body 23 is provided with a threaded head cover 24, and the other end is provided with a rubber skirt 21; the tail end of the fixing bolt 13 exceeds two nuts; the inner wall of the threaded head cover 24 is provided with threads which can be screwed at the tail end of the fixing bolt 13 in a matching way, so that the rubber skirt 21 is in contact with the gasket 14, and the tail end of the fixing bolt 13 and the nut are positioned in a sealed space. According to the structure, the tail end of the fixing bolt 13 exceeds the two nuts, so that the thread hood 24 can be screwed at the tail end of the fixing bolt 13, the thread hood 24 and the tail end barrel body 23 protect the tail end of the bolt and the nuts, the rubber skirt 21 is in contact with the gasket 14, the tail end of the bolt and the nuts are in the space for isolating air and water, the tail end of the fixing bolt 13 and the nuts are prevented from being exposed and rusted, the service life of the fixing bolt 13 is prolonged, and the fixing bolt is convenient to recycle next time.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.

Claims (4)

1. The utility model provides an adjustable draw bar structure of mounted frame which characterized in that: comprises a pull rod connecting plate (25), an upper pull rod (28), a flange body (29) and a lower pull rod (30); the upper end of the upper pull rod (28) is provided with a pull ring (33), and the lower end is provided with a lower threaded column (31); the upper end of the lower pull rod (30) is provided with an upper threaded column (32), and the lower end is provided with a pull rod plate (34); the upper end of the flange body (29) is provided with an upper threaded hole which is used for being matched with the lower threaded column (31); the lower end of the flange body (29) is provided with a lower threaded hole which is used for being matched with the upper threaded column (32); the pull rod connecting plate (25) comprises a fixed plate (26) and a bent plate (27); the pull ring (33) penetrates through the bent plate (27), the bent plate (27) and the fixed plate (26) are connected in a certain included angle, and the included angle can be adjusted within a certain angle range; the fixing plate (26) is tightly attached to the outer wall surface; the pull rod plate (34) is used for being connected with the I-shaped steel (1); the upper pull rod (28) and the lower pull rod (30) are tensioned or loosened by the rotation of the flange body (29).

2. A hanger adjustable drawbar arrangement according to claim 1, characterized in that: the device also comprises a sleeve (12), a fixing bolt (13) and a gasket (14); the sleeve (12) penetrates through the wall body, and two ends of the sleeve (12) are respectively flush with the outer wall surface and the inner wall surface; the fixing plate (26) is provided with a through hole (15) corresponding to the sleeve (12); the fixing bolt (13) is inserted into the through hole (15), the sleeve (12) and the gasket (14) in sequence, and the tail end of the fixing bolt (13) exceeds the gasket (14); two nuts are screwed at the tail ends of the fixing bolts (13) to enable the fixing plate (26) and the gasket (14) to clamp the wall body; the cylindrical surface of the sleeve (12) is welded on the built-in steel bar of the wall body and is pre-embedded.

3. A hanger adjustable drawbar arrangement according to claim 2, wherein: also comprises a bolt head sleeve (18); the bolt head sleeve (18) comprises a head barrel (19); the inner wall of the head cylinder body (19) is provided with a rubber ring (20); the rubber ring (20) is used for being in extrusion fit with the head of the fixing bolt (13); one end of the head cylinder body (19) is closed, and the other end is provided with a rubber skirt (21); when the head cylinder body (19) is close to the pull rod connecting plate (25), the rubber skirt (21) is in contact with the pull rod connecting plate (25), so that the head of the fixing bolt (13) is in a sealed space.

4. A hanger adjustable drawbar arrangement according to claim 3, wherein: also comprises a bolt end sleeve (22); the bolt tail end sleeve (22) comprises a tail end cylinder body (23) and a thread head cover (24); one end of the tail end cylinder body (23) is provided with a threaded head cover (24), and the other end is provided with a rubber skirt (21); the tail end of the fixing bolt (13) exceeds two nuts; the inner wall of the threaded head cover (24) is provided with threads which can be screwed at the tail end of the fixing bolt (13) in a matched manner, so that the rubber skirt (21) is in contact with the gasket (14), and the tail end of the fixing bolt (13) and the nut are positioned in a sealed space.

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