CN215978585U - Device for maintenance of ancient building - Google Patents

Abstract

The utility model provides a device for historic building maintenance, which comprises a bottom antiskid plate, a fixed lug plate, an auxiliary component force supporting frame structure, a main supporting rod, a connecting seat, a hollow mounting plate, a house rafter balance support structure, a supporting and connecting frame structure, a slot, a connecting column, a groove, a cylindrical groove, a triangular plate, an extension plate and a spring, wherein the fixed lug plate is welded at the middle position of the upper part of the bottom antiskid plate; the auxiliary component force supporting frame structures are respectively arranged on the left side and the right side of the upper part of the bottom antiskid plate; the lower part of the main supporting rod is connected with the upper part of the fixed ear plate in a shaft mode. The arrangement of the balance plate, the rotating shaft and the rotating groove is beneficial to simultaneously supporting the left side and the right side of a house rafter mortise and tenon joint structure in the historic building, and the structural function of the mortise and tenon joint structure is prevented from being influenced when one side of the mortise and tenon joint structure is independently supported, so that secondary damage to the historic building is caused.

Description

Device for maintenance of ancient building

Technical Field

The utility model belongs to the technical field of mechanical equipment, and particularly relates to a device for maintaining an ancient building.

Background

The existing historic buildings with long history and cultural relic value are easy to decay due to long-term old age and long-term exposure of the ancient buildings subjected to wind, wind and rain, wherein, for example, beams, pillars and the like bear the load of the ancient buildings, and the damage of the interior is not easy to be perceived due to the paint layer coated on the surface, and meanwhile, the mortise and tenon structure of the house rafters are mostly wood structures and need to support the house rafters.

But the device for maintaining existing ancient building still has the room rafter of ancient building mostly to be the mortise and tenon structure and need support, can not fix a position the mortise and tenon structure of room rafter simultaneously to both sides and support the single problem of dynamics.

Therefore, the utility model of the device for maintaining the ancient buildings is very necessary.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a device for maintaining an ancient building, which aims to solve the problems that the house rafters of the ancient building of the conventional device for maintaining the ancient building are mostly mortise and tenon structures, two sides of the ancient building need to be supported simultaneously, the mortise and tenon structures of the house rafters cannot be positioned, and the supporting force is single. The device for maintaining the historic building comprises a bottom antiskid plate, a fixing lug plate, an auxiliary component force supporting frame structure, a main supporting rod, a connecting seat, a hollow mounting plate, a house rafter balance support structure, a supporting and connecting frame structure, a slot, a connecting column, a groove, a cylindrical groove, a triangular plate, an extension plate and a spring, wherein the fixing lug plate is welded at the middle position of the upper part of the bottom antiskid plate; the auxiliary component force supporting frame structures are respectively arranged on the left side and the right side of the upper part of the bottom antiskid plate; the lower part of the main supporting rod is coupled to the upper part of the fixed ear plate; the upper part of the main support rod is welded at the middle position of the lower part of the connecting seat; the hollow mounting plate is arranged at the upper part of the connecting seat; the house rafter balance support structure is arranged on the inner side of the hollow mounting plate; the supporting and connecting frame structures are respectively arranged on the left side and the right side of the upper part of the house rafter balance support structure; the slot is arranged at the upper part of the inner side of the hollow mounting plate; the connecting column is welded in the middle of the lower part of the hollow mounting plate; the groove is formed in the upper part of the inner side of the connecting seat; the cylindrical groove is arranged in the middle of the lower part of the groove and is formed in the inner side of the connecting seat; the triangular plate is welded at the included angle between the main support rod and the connecting seat; the extension plates are respectively welded at the left side and the right side of the lower part of the hollow mounting plate; the lower part of the spring is connected with the upper part of the extension plate through a bolt; the house rafter balance support structure comprises a balance plate, a rotating shaft, a rotating groove, a rotating support column, a threaded rod and a rotating nut, wherein the rotating shaft is respectively welded at the middle position of the front end of the balance plate and the middle position of the rear end of the balance plate; the rotating grooves are respectively arranged at the left side and the right side inside the balance plate; the rotary supporting columns are inserted into the inner sides of the rotary grooves and are respectively in shaft connection with the left side and the right side of the inner part of the balance plate; the threaded rod is vertically inserted into the inner side of the rotary supporting column; the rotary nut is arranged at the upper part of the rotary supporting column and is in threaded connection with the outer side of the threaded rod.

Preferably, the support connecting frame structure comprises a U-shaped connecting frame, a sleeve, a reinforcing plate, a sliding chute, a U-shaped positioning groove, a side plate, a positioning pin and a baffle, wherein the sleeve is welded in the middle of the lower part of the U-shaped connecting frame; the reinforcing plate is welded at the included angle between the U-shaped connecting frame and the sleeve; the sliding chutes are respectively arranged at the front end and the rear end of the upper part of the U-shaped connecting frame; the U-shaped positioning groove is formed in the inner side of the U-shaped connecting frame; the side plates are respectively inserted at the left side and the right side inside the U-shaped connecting frame; the positioning pins are respectively welded at the front end and the rear end of the lower part of the side plate; the baffle plate is welded with the outer side of the side plate.

Preferably, the auxiliary component force support frame structure comprises a threaded connection pipe, an auxiliary rod, an insertion pipe, a movable lug plate, a rotary lug plate, a U-shaped frame and a fixing bolt, wherein the auxiliary rod is respectively in threaded connection with the upper part and the lower part of the threaded connection pipe; the inserting pipe is sleeved at the lower part of the outer side of the auxiliary rod; the movable ear plates are respectively coupled to the front end and the rear end of the insertion pipe; the rotary lug plates are respectively connected to the front end and the rear end of the upper part of the auxiliary rod in a shaft manner; the lower part of the U-shaped frame is welded with the upper part of the rotary lug plate; the fixing bolt is in threaded connection with the front end of the U-shaped frame.

Preferably, the lower part of the hollow mounting plate is placed on the inner side of the groove, the inner side of the groove is communicated with the upper part of the inner side of the cylindrical groove, the connecting column is inserted into the inner side of the cylindrical groove, and the springs are respectively arranged on the left side and the right side of the hollow mounting plate.

Preferably, the balance plate is transversely inserted into the inner side of the hollow mounting plate, the rotating shafts are respectively and axially connected to the front end and the rear end of the inner side of the hollow mounting plate, and the upper parts of the springs are respectively and bolt-connected to the left side and the right side of the lower part of the balance plate.

Preferably, U type constant head tank set up the lower part at the spout to inboard and the inboard intercommunication of spout, the locating pin set up the inboard at U type constant head tank, the lower part of baffle and the upper portion laminating of U type link.

Preferably, the sleeve is sleeved on the upper portion of the threaded rod, and the reinforcing plates are respectively arranged on the left side and the right side of the lower portion of the U-shaped connecting frame.

Preferably, the auxiliary rods are two, the lower auxiliary rods are connected with the movable lug plate, the upper auxiliary rods are connected with the rotary lug plate, the U-shaped frame is sleeved on the left side and the right side of the lower portion of the balance plate, the rear end of the fixing bolt is tightly propped against the front end of the balance plate, and the lower portions of the movable lug plates are respectively welded on the left side and the right side of the upper portion of the bottom antiskid plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the arrangement of the balance plate, the rotating shaft and the rotating groove is beneficial to simultaneously supporting the left side and the right side of a house rafter mortise and tenon structure in the historic building, and the structural function of the mortise and tenon structure is prevented from being influenced when one side of the mortise and tenon structure is independently supported, so that secondary damage to the historic building is avoided.

2. According to the utility model, the arrangement of the rotary supporting columns, the threaded rods and the rotary nuts is beneficial to adjusting the positions of the supporting and connecting frame structures at the upper parts of the hollow mounting plates, so that the tenon-and-mortise structures at different positions are supported, and the hollow mounting plates are prevented from influencing the normal support of the device on the house rafters.

3. According to the utility model, the U-shaped connecting frame and the side plates are favorable for positioning the side surfaces of the mortise and tenon structures at the house rafters, and the side surfaces are prevented from being deviated when the mortise and tenon structures at the house rafters are supported, so that the supporting effect of the device on ancient buildings is influenced, and the supporting effect of the device is improved.

4. According to the utility model, the arrangement of the sleeve and the reinforcing plate is beneficial to facilitating workers to detach the U-shaped connecting frame from the upper part of the threaded rod, so that the structure of the supporting connecting frame is conveniently maintained, and the maintenance cost of the device during maintenance is reduced.

5. According to the utility model, the arrangement of the sliding groove, the U-shaped positioning groove, the positioning pin and the baffle is beneficial to adjusting the transverse position of the side plate on the inner side of the U-shaped connecting frame, so that tenon-and-mortise structures with different widths are positioned, the application range of the device is increased, and the use function of the device is further improved.

6. According to the utility model, the arrangement of the threaded connecting pipe and the auxiliary rod is beneficial to supporting the left side and the right side of the balance plate, reducing the pressure borne by the main supporting rod when the main supporting rod supports the house rafters, and improving the bearing capacity of the main supporting rod by matching with the main supporting rod to support the house rafters in an auxiliary manner.

7. According to the utility model, the arrangement of the extension plate and the spring is beneficial to supporting the balance plate when a worker does not need to support the auxiliary component force supporting frame structure, and meanwhile, the damage to the house rafters can be reduced due to the characteristics of buffering and vibration absorption of the spring.

8. According to the utility model, the arrangement of the slot, the connecting column, the groove and the cylindrical groove is beneficial to facilitating a worker to detach the auxiliary component force support frame structure from the lower part of the house rafter balance support frame structure, so that the auxiliary component force support frame structure is prevented from influencing the normal use of the device.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic structural diagram of a house rafter balance support structure of the utility model.

Fig. 3 is a schematic structural view of the support link structure of the present invention.

Fig. 4 is a schematic structural view of the auxiliary component force support frame structure of the present invention.

In the figure:

1. a bottom cleat; 2. fixing the ear plate; 3. an auxiliary component force support frame structure; 31. a threaded connection pipe; 32. an auxiliary lever; 33. inserting a pipe; 34. moving the ear plate; 35. rotating the ear plate; 36. a U-shaped frame; 37. fixing the bolt; 4. a main support bar; 5. a connecting seat; 6. a hollow mounting plate; 7. a house rafter balance support structure; 71. a balance plate; 72. a rotating shaft; 73. a rotating tank; 74. rotating the support column; 75. a threaded rod; 76. rotating the nut; 8. a support link structure; 81. a U-shaped connecting frame; 82. a sleeve; 83. a reinforcing plate; 84. a chute; 85. a U-shaped positioning groove; 86. a side plate; 87. positioning pins; 88. a baffle plate; 9. a slot; 10. connecting columns; 11. a groove; 12. a cylindrical groove; 13. a set square; 14. an extension plate; 15. a spring.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

example (b):

as shown in fig. 1 and fig. 2, the device for historic building maintenance comprises a bottom antiskid plate 1, a fixed lug plate 2, an auxiliary component force support frame structure 3, a main support rod 4, a connecting seat 5, a hollow mounting plate 6, a house rafter balance support frame structure 7, a support connecting frame structure 8, a slot 9, a connecting column 10, a groove 11, a cylindrical groove 12, a triangular plate 13, an extension plate 14 and a spring 15, wherein the fixed lug plate 2 is welded at the middle position of the upper part of the bottom antiskid plate 1; the auxiliary component force supporting frame structures 3 are respectively arranged on the left side and the right side of the upper part of the bottom antiskid plate 1; the lower part of the main supporting rod 4 is connected with the upper part of the fixed ear plate 2 in a shaft way; the upper part of the main support rod 4 is welded at the middle position of the lower part of the connecting seat 5; the hollow mounting plate 6 is arranged at the upper part of the connecting seat 5; the house rafter balance support structure 7 is arranged on the inner side of the hollow mounting plate 6; the supporting and connecting frame structures 8 are respectively arranged on the left side and the right side of the upper part of the house rafter balance support structure 7; the slot 9 is arranged at the upper part of the inner side of the hollow mounting plate 6; the connecting column 10 is welded in the middle of the lower part of the hollow mounting plate 6; the groove 11 is arranged at the upper part of the inner side of the connecting seat 5; the cylindrical groove 12 is arranged in the middle of the lower part of the groove 11 and is arranged on the inner side of the connecting seat 5; the triangular plate 13 is welded at the corner between the main support rod 4 and the connecting seat 5; the extension plates 14 are respectively welded at the left side and the right side of the lower part of the hollow mounting plate 6; the lower part of the spring 15 is connected with the upper part of the extension plate 14 through a bolt; the room rafter balance support structure 7 comprises a balance plate 71, a rotating shaft 72, a rotating groove 73, a rotating support column 74, a threaded rod 75 and a rotating nut 76, wherein the rotating shaft 72 is respectively welded at the middle position of the front end of the balance plate 71 and the middle position of the rear end of the balance plate 71; the rotating grooves 73 are respectively arranged at the left side and the right side inside the balance plate 71; the rotary supporting columns 74 are inserted into the inner sides of the rotary grooves 73 and are respectively in shaft connection with the left side and the right side of the inner part of the balance plate 71; the threaded rod 75 is vertically inserted into the inner side of the rotary supporting column 74; the rotating nut 76 is arranged at the upper part of the rotating support column 74 and is in threaded connection with the outer side of the threaded rod 75; turning the swivel nut 76 adjusts the position of the threaded rod 75 inside the swivel support post 74, thereby adjusting the position of the support attachment structure 8 under the house rafter and preventing the hollow mounting plate 6 from interfering with the normal support of the support attachment structure 8 to the bottom of the house rafter.

In the above embodiment, as shown in fig. 3, specifically, the support connecting frame structure 8 includes a U-shaped connecting frame 81, a sleeve 82, a reinforcing plate 83, a sliding groove 84, a U-shaped positioning groove 85, a side plate 86, a positioning pin 87 and a baffle plate 88, wherein the sleeve 82 is welded at a lower middle position of the U-shaped connecting frame 81; the reinforcing plate 83 is welded at the corner between the U-shaped connecting frame 81 and the sleeve 82; the sliding grooves 84 are respectively arranged at the front end and the rear end of the upper part of the U-shaped connecting frame 81; the U-shaped positioning groove 85 is formed in the inner side of the U-shaped connecting frame 81; the side plates 86 are respectively inserted at the left side and the right side of the inside of the U-shaped connecting frame 81; the positioning pins 87 are respectively welded at the front end and the rear end of the lower part of the side plate 86; the baffle 88 is welded with the outer side of the side plate 86; the side plate 86 is moved upward, the positioning pin 87 and the baffle 88 are respectively moved upward along with the side plate 86, the positioning pin 87 is moved from the inner side of the U-shaped positioning groove 85 to the inner side of the sliding groove 84, and then the transverse position of the side plate 86 at the inner side of the U-shaped connecting frame 81 is adjusted left and right, so that the edge of the house rafter mortise and tenon joint structure is positioned.

As shown in fig. 4, in the above embodiment, specifically, the auxiliary component force supporting frame structure 3 includes a threaded connection pipe 31, an auxiliary rod 32, an insertion pipe 33, a movable lug plate 34, a rotary lug plate 35, a U-shaped frame 36 and a fixing bolt 37, where the auxiliary rod 32 is respectively threaded on the upper and lower portions of the threaded connection pipe 31; the inserting pipe 33 is sleeved at the lower part of the outer side of the auxiliary rod 32; the movable ear plates 34 are respectively connected with the front end and the rear end of the plug pipe 33 in a shaft way; the rotary lug plates 35 are respectively coupled to the front end and the rear end of the upper part of the auxiliary rod 32; the lower part of the U-shaped frame 36 is welded with the upper part of the rotary lug plate 35; the fixing bolt 37 is in threaded connection with the front end of the U-shaped frame 36; the auxiliary rod 32 at the lower part is removed by rotating the auxiliary rod 32, and then the auxiliary rod 32 with a proper length is mounted at the lower part of the threaded connection pipe 31 according to the distance between the threaded connection pipe 31 and the child of the bottom antiskid plate 1, so as to perform auxiliary support on the bearing pressure of the main support rod 4.

In the above embodiment, specifically, the lower portion of the hollow mounting plate 6 is placed inside the groove 11, the inner side of the groove 11 is communicated with the inner upper portion of the cylindrical groove 12, the connecting column 10 is inserted into the inner side of the cylindrical groove 12, and the springs 15 are respectively disposed on the left side and the right side of the hollow mounting plate 6.

In the above embodiment, specifically, the balance plate 71 is inserted into the hollow mounting plate 6, the rotating shafts 72 are respectively coupled to the front and rear ends of the inner side of the hollow mounting plate 6, and the upper portions of the springs 15 are respectively bolted to the left and right sides of the lower portion of the balance plate 71.

In the above embodiment, specifically, the U-shaped positioning slot 85 is disposed at the lower portion of the sliding slot 84, the inner side of the U-shaped positioning slot 85 is communicated with the inner side of the sliding slot 84, the positioning pin 87 is disposed at the inner side of the U-shaped positioning slot 85, and the lower portion of the baffle 88 is attached to the upper portion of the U-shaped connecting frame 81.

In the above embodiment, specifically, the sleeve 82 is sleeved on the upper portion of the threaded rod 75, and the reinforcing plates 83 are respectively disposed on the left and right sides of the lower portion of the U-shaped connecting frame 81.

In the above embodiment, specifically, two auxiliary rods 32 are provided, the lower auxiliary rod 32 is connected to the movable ear plate 34, the upper auxiliary rod 32 is connected to the rotary ear plate 35, the U-shaped frame 36 is sleeved on the left and right sides of the lower portion of the balance plate 71, the rear end of the fixing bolt 37 abuts against the front end of the balance plate 71, and the lower portions of the movable ear plates 34 are respectively welded on the left and right sides of the upper portion of the bottom antiskid plate 1.

Principle of operation

In the utility model, when in use, main supporting rods 4 with different lengths are selected according to actual conditions, a bottom antiskid plate 1 is placed on the ground, a high-altitude operation device is utilized to place a hollow mounting plate 6 at the upper part of a groove 11, a connecting column 10 is inserted into the inner side of a cylindrical groove 12, a hollow mounting plate 6 can be taken again, the connecting column 10 is connected with a slot 9, a rotating nut 76 is rotated to adjust the position of a threaded rod 75 at the inner side of a rotating supporting column 74, the middle position of the upper part of a balance plate 71 is attached to the lower part of a tenon-and-mortise structure at a house rafter, a side plate 86 is moved upwards, a positioning pin 87 and a baffle 88 respectively move upwards along with the side plate 86, the positioning pin 87 moves from the inner side of a U-shaped positioning groove 85 to the inner side of a sliding groove 84, the transverse position of the side plate 86 at the inner side of a U-shaped connecting frame 81 is adjusted leftwards and rightwards, so as to position the edge of the tenon-and rightwards of the tenon-and tenon-mortise structure of the house rafter, taking an auxiliary rod 32 with a proper length, connecting a plurality of auxiliary rods 32 together through a threaded connecting pipe 31, then inserting the lower parts of the auxiliary rods 32 into the inner side of an inserting pipe 33, then sleeving a U-shaped frame 36 on the lower part of a balance plate 71, screwing a fixing bolt 37, fixing the U-shaped frame 36 at the position of the lower part of the balance plate 71, and supporting the room rafter.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.

Claims (8)

1. The device for historic building maintenance is characterized by comprising a bottom antiskid plate (1), a fixed lug plate (2), an auxiliary component force supporting frame structure (3), a main support rod (4), a connecting seat (5), a hollow mounting plate (6), a house rafter balance support structure (7), a supporting connecting frame structure (8), a slot (9), a connecting column (10), a groove (11), a cylindrical groove (12), a triangular plate (13), an extension plate (14) and a spring (15), wherein the fixed lug plate (2) is welded at the middle position of the upper part of the bottom antiskid plate (1); the auxiliary component force supporting frame structures (3) are respectively arranged on the left side and the right side of the upper part of the bottom antiskid plate (1); the lower part of the main supporting rod (4) is connected with the upper part of the fixed ear plate (2) in a shaft way; the upper part of the main support rod (4) is welded in the middle of the lower part of the connecting seat (5); the hollow mounting plate (6) is arranged at the upper part of the connecting seat (5); the house rafter balance support structure (7) is arranged on the inner side of the hollow mounting plate (6); the supporting and connecting frame structures (8) are respectively arranged on the left side and the right side of the upper part of the house rafter balance support structure (7); the slot (9) is arranged at the upper part of the inner side of the hollow mounting plate (6); the connecting column (10) is welded in the middle of the lower part of the hollow mounting plate (6); the groove (11) is formed in the upper part of the inner side of the connecting seat (5); the cylindrical groove (12) is arranged in the middle of the lower part of the groove (11) and is formed in the inner side of the connecting seat (5); the triangular plate (13) is welded at the corner between the main support rod (4) and the connecting seat (5); the extension plates (14) are respectively welded at the left side and the right side of the lower part of the hollow mounting plate (6); the lower part of the spring (15) is connected with the upper part of the extension plate (14) through a bolt; the room rafter balance support structure (7) comprises a balance plate (71), a rotating shaft (72), a rotating groove (73), a rotating support column (74), a threaded rod (75) and a rotating nut (76), wherein the rotating shaft (72) is respectively welded at the middle position of the front end of the balance plate (71) and the middle position of the rear end of the balance plate (71); the rotating grooves (73) are respectively arranged at the left side and the right side in the balance plate (71); the rotary supporting columns (74) are inserted into the inner sides of the rotary grooves (73) and are respectively in shaft connection with the left side and the right side of the inner part of the balance plate (71); the threaded rod (75) is vertically inserted into the inner side of the rotary supporting column (74); the rotating nut (76) is arranged at the upper part of the rotating support column (74) and is in threaded connection with the outer side of the threaded rod (75).

2. The device for the maintenance of the ancient buildings according to claim 1, characterized in that the supporting connecting frame structure (8) comprises a U-shaped connecting frame (81), a sleeve (82), a reinforcing plate (83), a sliding groove (84), a U-shaped positioning groove (85), a side plate (86), a positioning pin (87) and a baffle plate (88), wherein the sleeve (82) is welded at the middle position of the lower part of the U-shaped connecting frame (81); the reinforcing plate (83) is welded at the corner of the U-shaped connecting frame (81) and the sleeve (82); the sliding grooves (84) are respectively arranged at the front end and the rear end of the upper part of the U-shaped connecting frame (81); the U-shaped positioning groove (85) is formed in the inner side of the U-shaped connecting frame (81); the side plates (86) are respectively inserted at the left side and the right side of the inside of the U-shaped connecting frame (81); the positioning pins (87) are respectively welded at the front end and the rear end of the lower part of the side plate (86); the baffle plate (88) is welded with the outer side of the side plate (86).

3. The device for the maintenance of the historic building according to claim 1, wherein the auxiliary component force supporting frame structure (3) comprises a threaded connecting pipe (31), an auxiliary rod (32), a plug pipe (33), a movable lug plate (34), a rotary lug plate (35), a U-shaped frame (36) and a fixed bolt (37), wherein the auxiliary rod (32) is respectively in threaded connection with the upper part and the lower part of the threaded connecting pipe (31); the inserting pipe (33) is sleeved at the lower part of the outer side of the auxiliary rod (32); the movable ear plates (34) are respectively coupled at the front end and the rear end of the insertion pipe (33) in a shaft way; the rotary lug plates (35) are respectively coupled to the front end and the rear end of the upper part of the auxiliary rod (32) in a shaft manner; the lower part of the U-shaped frame (36) is welded with the upper part of the rotary lug plate (35); the fixing bolt (37) is in threaded connection with the front end of the U-shaped frame (36).

4. The device for the maintenance of the historic building as claimed in claim 1, wherein the lower part of the hollow mounting plate (6) is placed inside the groove (11), the inside of the groove (11) is communicated with the upper part of the inside of the cylindrical groove (12), the connecting column (10) is inserted into the inside of the cylindrical groove (12), and the springs (15) are respectively arranged at the left side and the right side of the hollow mounting plate (6).

5. The device for the maintenance of the historic building as claimed in claim 1, wherein the balancing plate (71) is transversely inserted into the inner side of the hollow mounting plate (6), the rotating shafts (72) are respectively connected with the front end and the rear end of the inner side of the hollow mounting plate (6) in a shaft mode, and the upper portion of the spring (15) is respectively connected with the left side and the right side of the lower portion of the balancing plate (71) in a bolt mode.

6. The device for the maintenance of the ancient buildings according to claim 2, characterized in that the U-shaped positioning groove (85) is arranged at the lower part of the sliding groove (84), the inner side of the U-shaped positioning groove is communicated with the inner side of the sliding groove (84), the positioning pin (87) is arranged at the inner side of the U-shaped positioning groove (85), and the lower part of the baffle plate (88) is jointed with the upper part of the U-shaped connecting frame (81).

7. The device for the maintenance of the ancient buildings according to claim 2, characterized in that the sleeve (82) is sleeved on the upper part of the threaded rod (75), and the reinforcing plates (83) are respectively arranged on the left side and the right side of the lower part of the U-shaped connecting frame (81).

8. The device for the maintenance of the historic building according to claim 3, wherein two auxiliary rods (32) are arranged, the lower auxiliary rod (32) is connected with the movable lug plate (34), the upper auxiliary rod (32) is connected with the rotary lug plate (35), the U-shaped frame (36) is sleeved on the left side and the right side of the lower part of the balance plate (71), the rear end of the fixing bolt (37) is tightly propped against the front end of the balance plate (71), and the lower parts of the movable lug plates (34) are respectively welded on the left side and the right side of the upper part of the bottom antiskid plate (1).

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