CN218292941U

CN218292941U - Top support frame

Info

Publication number: CN218292941U
Application number: CN202222441927.1U
Authority: CN
Inventors: 乔兆广; 郝尚飞; 杨善龙
Original assignee: Cultural Relics Protection Technical Service Center Of Dunhuang Research Institute
Current assignee: Cultural Relics Protection Technical Service Center Of Dunhuang Research Institute
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-01-13
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses a support frame, the cover is equipped with the swivel nut on the screw rod, swivel nut and screw rod threaded connection, buckle subassembly and swivel nut are connected, buckle subassembly is used for connecting the scaffold frame that swivel nut and site operation set up, the coaxial rotation of tip of screw rod is connected with the pneumatic cylinder, it can detect the pneumatic cylinder inside through the manometer and press to be connected with the manometer on the cylinder body of pneumatic cylinder, thereby can the visual observation support atress size, the one end that the screw rod was kept away from to the pneumatic cylinder is connected with a roof, it sticks up to the mural painting through a roof fore-set post, can adjust the wall painting ground through rotating the screw rod and stick up a dynamics, compare prior art and can support a atress size through the visual observation, and according to the more accurate rotation screw rod control of atress size and prop up the dynamics.

Description

Top support frame

Technical Field

The utility model belongs to the support field especially relates to an overhead supporter.

Background

Ancient murals are mostly drawn on a base layer with soil as a matrix, a carrier for bearing the murals is usually a natural or artificially excavated cliff body, and a wall body with a single or composite structure with soil, wood, stone, bricks and plates as main materials, and when the murals are subjected to hollowing, the base layer and the carrier are separated to different degrees. Therefore, depending on the degree and condition of the hollow drum, different measures are usually taken, such as conventional lift-off and retrieval, anchoring and reinforcement methods and processes. In recent years, a grouting method in geotechnical engineering, namely a grouting and back-pasting method, is introduced into mural painting with hollowing diseases, the method is to inject a bonding material compatible with a mural ground layer and a carrier into a gap between the carrier and the mural ground layer, and the mural ground layer and the carrier are combined into a whole again through back pasting of a supporting top of a supporting frame, so that the aim of stabilizing the mural painting is fulfilled.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the supporting frame can visually observe the stress of the supporting top.

The utility model adopts the technical scheme as follows:

the utility model provides a supporting frame, includes screw rod and buckle subassembly, the cover is equipped with the swivel nut on the screw rod, swivel nut and screw rod threaded connection, the buckle subassembly is connected with the swivel nut, the coaxial rotation of tip of screw rod is connected with the pneumatic cylinder, is connected with the manometer on the cylinder body of pneumatic cylinder, and the one end that the screw rod was kept away from to the pneumatic cylinder is connected with a roof board.

The technical scheme is that the hydraulic cylinder is provided with a piston rod, the end part of the piston rod is provided with a butt joint shaft, the end part of the screw rod is provided with a shaft sleeve, and the butt joint shaft is positioned in the shaft sleeve.

The technical scheme is that the end part of the cylinder body of the hydraulic cylinder is provided with a butt joint, the middle part of the butt joint is provided with a jack, one side of the supporting top plate is provided with a mounting groove, a supporting top plate is arranged in the mounting groove, the side surface of the supporting top plate is fixed with an inserted link, and the inserted link is inserted into the jack.

The technical scheme is that the screw is formed by sequentially connecting a plurality of single rods.

The technical scheme is that the buckle assembly is a cross-shaped buckle and comprises a first buckle and a second buckle, the first buckle is provided with a first fixed buckle and a first movable buckle, one end of the first fixed buckle is hinged to one end of the first movable buckle, the other end of the first fixed buckle is hinged to a first bolt rod, the first bolt rod is connected with a first screw sleeve in a threaded mode, the end portion of the first screw sleeve is fixedly provided with a first rotating handle, the end portion of the first movable buckle is provided with a first clamping groove, the first bolt rod is located inside the first clamping groove, the second buckle is provided with a second fixed buckle and a second movable buckle, one end of the second fixed buckle is hinged to one end of the second movable buckle, the other end of the second fixed buckle is hinged to a second bolt rod, the second bolt rod is connected with a second screw sleeve in a threaded mode, the end portion of the second screw sleeve is fixedly provided with a second rotating handle, the end portion of the second movable buckle is provided with a second clamping groove, the second bolt rod is located inside the second clamping groove, the first fixed buckle is connected with the second fixed buckle through a rotating shaft, and the first movable buckle is located between the first screw rod.

The technical scheme is that a shaking handle is arranged at one end of the screw rod, which is far away from the hydraulic cylinder.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the cover is equipped with the swivel nut on the screw rod, swivel nut and screw rod threaded connection, buckle subassembly is connected with the swivel nut, buckle subassembly is used for connecting the scaffold that swivel nut and site operation set up, the tip coaxial rotation of screw rod is connected with the pneumatic cylinder, it can detect the inside pressure of pneumatic cylinder through the manometer to be connected with the manometer on the cylinder body of pneumatic cylinder, thereby can the visual observation supporting force size, the one end that the screw rod was kept away from to the pneumatic cylinder is connected with a roof, stick up through a roof support post mural painting, can adjust the supporting force to mural painting ground through rotating the screw rod, compare prior art can through the visual observation supporting force size, and according to the more accurate supporting force of rotating screw rod control of passing through of atress size.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the explosion structure of part of the present invention;

fig. 3 is a schematic structural view of the buckle assembly of the present invention;

fig. 4 is a schematic structural view of another view angle of the buckle assembly of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments.

As shown in fig. 1-4. The utility model provides a prop up roof rack, includes screw rod 1 and buckle subassembly 2, the cover is equipped with swivel nut 3 on the screw rod 1, swivel nut 3 and 1 threaded connection of screw rod, buckle subassembly 2 is connected with swivel nut 3, the coaxial rotation of tip of screw rod 1 is connected with pneumatic cylinder 4, is connected with manometer 5 on the cylinder body 29 of pneumatic cylinder 4, and the one end that screw rod 1 was kept away from to pneumatic cylinder 4 is connected with a roof board 6.

During the use, connect the scaffold that swivel nut 3 and site operation set up through buckle subassembly 2, buckle subassembly 2 can be the connection fastener of current scaffold, promote a roof board 6 and be close to the mural ground coat and push up tightly through rotating screw rod 1, restore the mural in-process again, can be according to actual need through rotating screw rod 1 adjustment propping dynamics, can audio-visually observe the inside hydraulic pressure of hydraulic stem from manometer 5, also be equivalent to propping up the power promptly, hydraulic cylinder 4 adopts and closes oil-out and oil inlet behind the inside hydraulic oil that pours into of cylinder body, make hydraulic cylinder 4 inside seal, just can make the hydraulic oil in the cylinder body of hydraulic cylinder 4 produce pressure after the piston rod 8 atress of hydraulic cylinder 4, hydraulic cylinder 4 also can adopt current hydraulic shock absorber, need not independent oiling.

The cover is equipped with swivel nut 3 on the screw rod 1, swivel nut 3 and 1 threaded connection of screw rod, buckle subassembly 2 is connected with swivel nut 3, buckle subassembly 2 is used for connecting swivel nut 3 and the scaffold frame that the site operation set up, the coaxial rotation of tip of screw rod 1 is connected with pneumatic cylinder 4, it can detect pneumatic cylinder 4 inside pressure through manometer 5 to be connected with manometer 5 on the cylinder body of pneumatic cylinder 4, thereby can the visual observation anchorage atress size, pneumatic cylinder 4 keeps away from the one end of screw rod 1 and is connected with anchorage plate 6, it is connected with roof plate 6 through 6 fore-set mural paintings ground, can adjust the wall paintings ground through rotating screw rod 1 and prop up the dynamics, compare prior art and can prop up the atress size through the visual observation anchorage, and according to the more accurate through rotating screw rod 1 control anchorage dynamics of atress size of atress.

The pneumatic cylinder 4 has

piston rod

8, 8 tip of piston rod is provided with butt joint axle 7, the tip of screw rod 1 is provided with axle sleeve 9, butt joint axle 7 is located inside the axle sleeve 9, realizes that the hydraulic stem is connected with the coaxial rotation of screw rod 1, and the pneumatic cylinder 4 of being convenient for moreover separates with screw rod 1, is connected through fourth bolt 31 between butt joint axle 7 and the axle sleeve 9.

The cylinder body tip of pneumatic cylinder 4 is provided with butt joint 10, and butt joint 10 middle part is provided with jack 11, prop up roof 6 one side and be provided with mounting groove 12, be provided with a top board 13 in the mounting groove 12, it is fixed with inserted bar 14 to prop up top board 13 side, inserted bar 14 pegs graft inside jack 11, under the prerequisite of guaranteeing that roof 6 and pneumatic cylinder 4 can separate, pneumatic cylinder 4 is connected roof 6 through a top board 13 and can be increased with roof 6's area of contact, prevents that roof 13 and roof 6 from taking place to slide. The docking head 10 is connected to the plunger 14 by a third latch 30.

Screw rod 1 connects gradually for a plurality of monomer poles 15 and forms, carries screw rod 1 after being convenient for separate, also can adjust the whole length of screw rod 1 simultaneously, and monomer pole 15 passes through, connects through second bolt 32 between the monomer pole 15.

The fastener component 2 is a cross fastener, and comprises a first fastener and a second fastener, the first fastener is provided with a first fixed fastener 16 and a first movable fastener 17, one end of the first fixed fastener 16 is hinged to one end of the first movable fastener 17, the other end of the first fixed fastener 16 is hinged to a first bolt rod 18, the first bolt rod 18 is in threaded connection with a first screw sleeve 19, the end of the first screw sleeve 19 is fixedly provided with a first rotating handle 20, the end of the first movable fastener 17 is provided with a first clamping groove 21, the first bolt rod 18 is located inside the first clamping groove 21, the second fastener is provided with a second fixed fastener 22 and a second movable fastener 23, one end of the second fixed fastener 22 is hinged to one end of the second movable fastener 23, the other end of the second fixed fastener 22 is hinged to a second bolt rod 24, the second bolt rod 24 is in threaded connection with a second screw sleeve 25, the end of the second screw sleeve 25 is fixedly provided with a second rotating handle 26, the end of the second movable fastener 23 is provided with a second clamping groove 27, the second fixed fastener 24 is located inside the second movable fastener 16, the second fixed fastener is connected with the second movable fastener 16 through the second bolt sleeve 20, and the second movable fastener 17, and the second fastener 16 is connected with the second movable fastener 17 through the first fixed fastener 16 and the second bolt sleeve 20, and the second movable fastener 17, and the second fastener.

The screw rod 1 is provided with a rocking handle 28 at one end far away from the hydraulic cylinder 4, the screw rod 1 can be rotated through the rocking handle 28, and the rocking handle 28 is connected with the screw rod 1 through a first bolt 33.

The above is merely a preferred embodiment of the present invention.

Claims

1. The utility model provides a supporting frame, includes screw rod (1) and buckle subassembly (2), its characterized in that, the cover is equipped with swivel nut (3) on screw rod (1), swivel nut (3) and screw rod (1) threaded connection, buckle subassembly (2) are connected with swivel nut (3), the tip coaxial rotation of screw rod (1) is connected with pneumatic cylinder (4), is connected with manometer (5) on the cylinder body of pneumatic cylinder (4), and the one end that screw rod (1) was kept away from in pneumatic cylinder (4) is connected with a roof (6).

2. An abutment frame according to claim 1, characterized in that the hydraulic cylinder (4) has a piston rod (8), the end of the piston rod (8) is provided with a docking shaft (7), the end of the screw (1) is provided with a bushing (9), and the docking shaft (7) is located inside the bushing (9).

3. The supporting frame as claimed in claim 1, wherein the end of the cylinder body of the hydraulic cylinder (4) is provided with a butt joint (10), the middle of the butt joint (10) is provided with a jack (11), one side of the supporting plate (6) is provided with a mounting groove (12), a supporting plate (13) is arranged in the mounting groove (12), the side surface of the supporting plate (13) is fixed with an insert rod (14), and the insert rod (14) is inserted into the jack (11).

4. An overhead supporter according to claim 1, wherein said screw (1) is formed by connecting a plurality of single rods (15) one after another.

5. An overhead supporter according to claim 1, wherein the fastener assembly (2) is a cross fastener, and comprises a first fastener and a second fastener, the first fastener has a first fixed fastener (16) and a first movable fastener (17), one end of the first fixed fastener (16) is hinged to one end of the first movable fastener (17), the other end of the first fixed fastener (16) is hinged to a first bolt rod (18), the first bolt rod (18) is in threaded connection with a first screw sleeve (19), the first screw sleeve (19) is fixed at the end of the first rotary handle (20), the first movable fastener (17) is provided with a first slot (21) at the end, the first bolt rod (18) is located inside the first slot (21), the second fastener has a second fixed fastener (22) and a second movable fastener (23), one end of the second fixed fastener (22) is hinged to one end of the second movable fastener (23), the other end of the second fixed fastener (22) is hinged to a second movable fastener (24), the second fixed fastener (24) is connected to a second movable fastener (23) through a second bolt rod (27), the second bolt rod (27) is connected to the second movable fastener (22), the second movable fastener (27), the screw (1) is positioned between the first fixed buckle (16) and the first movable buckle (17).

6. An overhead stand as claimed in claim 1, wherein the end of the screw (1) remote from the hydraulic cylinder (4) is provided with a rocking handle (28).