CN218841519U

CN218841519U - Underground lifting frame

Info

Publication number: CN218841519U
Application number: CN202223392375.6U
Authority: CN
Inventors: 缑青青; 张利娜; 苗绍刚
Original assignee: Shaanxi Jianke Building Reinforcement Engineering Co ltd
Current assignee: Shaanxi Jianke Building Reinforcement Engineering Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-04-11
Anticipated expiration: 2032-12-16

Abstract

The application relates to the field of hoisting equipment manufacturing, in particular to a pit hoisting frame, which comprises a bottom plate, a vertical rod, a fixing assembly and a hoisting assembly for hoisting heavy objects; the hoisting assembly comprises a winch, a lifting rope, a hook, a lifting arm and two fixed pulleys; the vertical rod is connected with the bottom plate, and the suspension arm is arranged on the vertical rod; the winch is connected with the bottom plate, one end of the lifting rope is connected with the winch, and the other end of the lifting rope is connected with the hook; the two fixed pulleys are arranged at the two ends of the suspension arm, and the suspension rope is wound on the fixed pulleys; the fixing component is used for fixing the position of the bottom plate and is connected with the bottom plate. The tunnel hoisting frame of design realizes the fixed to the bottom plate through fixed subassembly, takes place the possibility of skew when reducing hoisting frame handling jack, realizes the handling to the jack through lifting by crane the subassembly to improve the work efficiency who removes the jack, and save the manpower.

Description

Underground lifting frame

Technical Field

The application relates to the field of hoisting equipment manufacturing, in particular to an underground roadway hoisting frame.

Background

The static pressure pile method of anchor rod is to use the dead weight of building as ballast, first to dig out the pile pressing hole and anchor rod hole on the foundation, with the help of the counter-force of anchor rod, to press the pile section into the soil section by section from the hole of the pile pressing machine of foundation through the counter-force frame and then to connect the pile and the foundation together, thus achieving the purpose of improving the bearing capacity of the foundation of the existing building and controlling the settlement.

Compared with other reinforcing modes, the method has the characteristics of no noise, no vibration, simple equipment, convenience in operation, flexibility in movement and small space required by construction when the method is used for construction. During reinforcement, in order to press the static pressure precast pile into a predetermined depth, a tunnel for reinforcement is usually dug below a reinforcement position, the static pressure precast pile is pressed into the ground from the tunnel, and the tunnel is backfilled with concrete.

The jack used for construction in the tunnel is heavy, but the existing crane cannot be used due to the narrow tunnel space, so the jack is moved by adopting a manual carrying mode.

To the above-mentioned correlation technique, the inventor thinks that the jack weight that uses in consolidating the gallery is great, and required manpower is more when removing, but the gallery is narrow and small, and inconvenient many people carry out work simultaneously to lead to the work efficiency of transport jack low, and wasted the manpower.

SUMMERY OF THE UTILITY MODEL

In order to improve the work efficiency of removing the jack, and save the manpower, this application provides a tunnel crane frame.

The application provides a tunnel crane frame adopts following technical scheme:

a kind of underground road crane boom, including bottom plate, montant, hoisting assembly and fixed assembly used for hoisting the heavy object; the hoisting assembly comprises a winch, a lifting rope, a hook, a lifting arm and two fixed pulleys; the vertical rod is connected with the bottom plate, and the suspension arm is arranged on the vertical rod; the hoisting machine is connected with the bottom plate, one end of the lifting rope is connected with the hoisting machine, and the other end of the lifting rope is connected with the hook; the two fixed pulleys are arranged at two ends of the suspension arm, and the suspension rope is wound on the fixed pulleys; the fixing component is used for fixing the position of the bottom plate and is connected with the bottom plate.

By adopting the technical scheme, when the jack is hoisted in the tunnel, the hoisting frame is vertically placed in the tunnel, the bottom plate is fixed by the fixing assembly, the top end of the vertical rod is abutted to the top wall of the tunnel, then the jack is fixed on the lifting hook, the winch is started, and the hoisting rope is contracted by the winch so as to hoist the jack; the tunnel hoisting frame of design realizes the fixed to the bottom plate through fixed subassembly, takes place the possibility of skew when reducing hoisting frame handling jack, realizes the handling to the jack through lifting by crane the subassembly to improve the work efficiency who removes the jack, and save the manpower.

Optionally, the vertical rod comprises an abutting section, a rotating section and a supporting section; the rotary section is sleeved on the butt-joint section, two ends of the rotary section are fixedly connected with the two thrust bearings respectively, and the suspension arm is connected with the rotary section; the supporting section is coaxially connected with the abutting section, and one end of the supporting section, which is far away from the abutting section, is connected with the bottom plate.

Through adopting above-mentioned technical scheme, the montant of design through rotating section, butt section and thrust bearing's cooperation, realizes the rotation of davit to be convenient for remove the jack.

Optionally, the support section is in threaded connection with the abutment section.

Through adopting above-mentioned technical scheme, when realizing that support section and butt section are connected, the accessible rotates the whole height of butt section regulation montant, makes montant top and gallery roof keep the butt.

Optionally, the boom is integrally connected with a reinforcing plate, and the reinforcing plate is connected with the rotating section.

By adopting the technical scheme, the designed reinforcing plate can improve the overall strength of the suspension arm and reduce the possibility of breakage of the suspension arm during the hoisting of heavy objects.

Optionally, the device further comprises a radial arm assembly; the rotating arm assembly comprises a rotating rod, a rotating ring and a rotating handle, the rotating rod is arranged in parallel with the supporting section, one end of the rotating rod is connected with the rotating section, and the other end of the rotating rod is connected with the rotating ring; the rotating ring is coaxially sleeved on the supporting section and is rotationally connected with the supporting section; the rotary handle is connected with the rotary ring.

Through adopting above-mentioned technical scheme, the spiral arm subassembly of design, through the cooperation of swivel becket, swing arm and swing handle, the rotation that realizes the davit is adjusted.

Optionally, the underground tunnel roof support further comprises a base plate, the base plate is arranged between the abutting section and the underground tunnel roof, and one side, far away from the abutting section, of the base plate abuts against the underground tunnel roof.

Through adopting above-mentioned technical scheme, the backing plate of design has increased the butt area that the support section was kept away from to the butt section one end and gallery roof to promote the stability of crane boom.

Optionally, the backing plate is provided with an anti-moving hole for embedding one end of the abutting section, which is far away from the supporting section.

Through adopting above-mentioned technical scheme, the hole is moved in preventing of design, reduces the crane span and takes place the possibility of skew when handling the jack.

Optionally, the fixing assembly includes a plurality of insertion rods, and the insertion rods can penetrate through the bottom plate and be inserted into the ground.

Through adopting above-mentioned technical scheme, the inserted bar of design realizes the fixed to the bottom plate to promote hoisting frame's stability.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the designed underground hoisting frame realizes the fixation of the bottom plate through the fixing component, reduces the possibility of deflection when the hoisting frame hoists the jack, and realizes the hoisting of the jack through the hoisting component, thereby improving the working efficiency of the movable jack and saving manpower;

2. the designed underground hoisting frame has the advantages that the overall strength of the hoisting arm is improved through the reinforcing plate, and the possibility of breakage during hoisting of heavy objects is reduced;

3. the gallery crane boom of design keeps away from the butt area of the one end of supporting section and gallery roof through backing plate increase butt section to promote the stability of crane boom.

Drawings

Fig. 1 is a schematic view of a use situation of a pit crane according to an embodiment of the application.

Fig. 2 is a schematic view of the overall construction of a pit lifting frame according to an embodiment of the present application.

Fig. 3 is a cross-sectional view of fig. 2.

Description of reference numerals: 1. a base plate; 2. a vertical rod; 21. an abutment section; 22. a rotating section; 23. a support section; 3. a hoisting assembly; 31. a hoist; 32. a lifting rope; 33. a suspension arm; 34. a fixed pulley; 35. hooking; 4. a fixing assembly; 41. a rod is inserted; 5. a thrust bearing; 6. a reinforcing plate; 7. a swing arm assembly; 71. rotating the rod; 72. a rotating ring; 73. turning a handle; 8. a backing plate; 81. preventing the hole from moving; 9. a tunnel; 10. an annular protrusion.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses an underground hoisting frame.

Referring to fig. 1, the underground hoisting frame comprises a base plate 1, a vertical rod 2, a hoisting assembly 3, a fixing assembly 4 and a swing arm assembly 7; the fixing assembly 4 comprises a plurality of insertion rods 41, in this embodiment four insertion rods 41 are provided, and the insertion rods 41 penetrate through the bottom plate 1 and are inserted into the bottom of the gallery 9.

Referring to fig. 2, montant 2 is including supporting section 23, butt section 21 and rotating section 22, supports section 23, butt section 21 and rotates the coaxial setting of section 22, supports section 23 and bottom plate 1 welding, and the one end that bottom plate 1 was kept away from to support section 23 is equipped with the screw thread and stretches out the section, and butt section 21 is close to support section 23 one end and offers the screw hole that supplies the screw thread to stretch out section screw in to realize supporting section 23 and the being connected of butt section 21.

Referring to fig. 3, two thrust bearings 5 are coaxially sleeved on the abutting section 21, and in order to fix the thrust bearings 5, two annular protrusions 10 are welded on the abutting section 21, the rotating section 22 is sleeved on the abutting section 21, and two ends of the rotating section 22 are respectively fixedly connected with the two thrust bearings 5; one end of the abutting section 21 far away from the supporting section 23 is embedded into the anti-moving hole 81 of the backing plate 8, and one side of the backing plate 8 far away from the abutting section 21 is abutted against the top wall of the tunnel 9.

Referring to fig. 2, the hoisting assembly 3 includes a hoist 31, a lifting rope 32, a hook 35, a boom 33, and two fixed pulleys 34; the winch 31 is fixed on the bottom plate 1 through a bolt, the suspension arm 33 is integrally connected with the triangular reinforcing plate 6, and the suspension arm 33 is welded with the rotating section 22; two fixed pulleys 34 are fixed at both ends of the boom 33 by bolts; one end of the lifting rope 32 is connected with the winch 31, the other end is connected with the hook 35, and the lifting rope 32 is wound on the fixed pulley 34.

Referring to fig. 2, the swing arm assembly 7 includes a swing rod 71, a rotating ring 72 and a swing handle 73, the swing rod 71 is disposed parallel to the support section 23, one end of the swing rod 71 is welded to the rotating section 22, and the other end is welded to the rotating ring 72; the rotating ring 72 is coaxially sleeved on the supporting section 23, the rotating ring 72 is rotatably connected with the supporting section 23, and the rotary handle 73 is welded on the rotating ring 72.

The implementation principle of the underground lifting frame of the embodiment of the application is as follows: firstly, the jack frame is vertically arranged at a preset position, then the bolt penetrates through the bottom plate 1 and is inserted into the ground, so that the bottom plate 1 is fixed, the top end of the abutting section 21 is embedded into the anti-moving hole 81 in the base plate 8, the abutting section 21 is rotated, the height of the vertical rod 2 is adjusted, one side, far away from the abutting section 21, of the base plate 8 is abutted against the top wall of the gallery 9, then the hook 35 is connected with the jack, the winch 31 is started, the winch 31 drives the lifting rope 32 to contract, the jack is lifted, force is applied to the rotating handle 73, the rotating handle 73 drives the rotating rod 71 to rotate along the circumferential direction of the vertical rod 2, the lifting arm 33 rotates along with the rotating rod 71 at the same time until the jack moves to the position right above the placing point, then the winch 31 is adjusted, the lifting rope 32 is loosened, and the jack is placed at the preset position.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An underground derrick, its characterized in that: comprises a bottom plate (1), a vertical rod (2), a hoisting assembly (3) for hoisting heavy objects and a fixing assembly (4);

the hoisting assembly (3) comprises a winch (31), a lifting rope (32), a hook (35), a lifting arm (33) and two fixed pulleys (34);

the vertical rod (2) is connected with the bottom plate (1), and the suspension arm (33) is arranged on the vertical rod (2);

the winch (31) is connected with the bottom plate (1), one end of the lifting rope (32) is connected with the winch (31), and the other end of the lifting rope is connected with the hook (35);

the two fixed pulleys (34) are arranged at two ends of the suspension arm (33), and the lifting rope (32) is wound on the fixed pulleys (34);

the fixing component (4) is used for fixing the position of the bottom plate (1), and the fixing component (4) is connected with the bottom plate (1).

2. An excavation hoisting frame according to claim 1, characterized in that: the vertical rod (2) comprises an abutting section (21), a rotating section (22) and a supporting section (23);

the butt joint section (21) is coaxially sleeved with two thrust bearings (5), the rotating section (22) is sleeved on the butt joint section (21), two ends of the rotating section (22) are fixedly connected with the two thrust bearings (5) respectively, and the suspension arm (33) is connected with the rotating section (22);

the supporting section (23) is coaxially connected with the abutting section (21), and one end, far away from the abutting section (21), of the supporting section (23) is connected with the bottom plate (1).

3. An excavation hoisting frame according to claim 2, characterized in that: the support section (23) is in threaded connection with the abutment section (21).

4. An excavation hoisting frame according to claim 2, wherein: the suspension arm (33) is integrally connected with a reinforcing plate (6), and the reinforcing plate (6) is connected with the rotating section (22).

5. An excavation hoisting frame according to claim 2, wherein: also comprises a radial arm component (7);

the swing arm assembly (7) comprises a swing rod (71), a rotating ring (72) and a swing handle (73), the swing rod (71) and the supporting section (23) are arranged in parallel, one end of the swing rod (71) is connected with the rotating section (22), and the other end of the swing rod (71) is connected with the rotating ring (72);

the rotating ring (72) is coaxially sleeved on the supporting section (23), and the rotating ring (72) is rotatably connected with the supporting section (23);

the rotary handle (73) is connected with the rotary ring (72).

6. An excavation hoisting frame according to claim 2, wherein: still include backing plate (8), backing plate (8) set up in between butt section (21) and gallery (9) roof, backing plate (8) are kept away from one side and gallery (9) roof butt of butt section (21).

7. An excavation hoisting frame according to claim 6, wherein: and the backing plate (8) is provided with an anti-moving hole (81) for embedding one end of the abutting section (21) far away from the supporting section (23).

8. An excavation hoisting frame according to claim 1, wherein: the fixing assembly (4) comprises a plurality of inserting rods (41), and the inserting rods (41) can penetrate through the bottom plate (1) and be inserted into the ground.