Grain depot squat silo steel truss lifting device

Abstract

The utility model belongs to the technical field of squat silo construction, and provides a grain depot squat silo steel truss lifting device which comprises a cross beam, a vertical plate, a threaded rod, a vertical beam and an arc-shaped beam, the cross beam is arranged at the top of the wall of a squat silo, and one end of the cross beam is aligned with the inner wall of the squat silo; the vertical plates comprise a first vertical plate, a second vertical plate and a third vertical plate, the first vertical plate and the second vertical plate are fixed to the two ends of the cross beam respectively, the second vertical plate is tightly attached to the inner silo wall of the squat silo, and the third vertical plate is arranged outside the cross beam in a sleeving mode and horizontally slides between the first vertical plate and the second vertical plate; and one end of the threaded rod penetrates through the first vertical plate and is in threaded connection with the first vertical plate. Compared with a traditional steel truss lifting device, the steel truss lifting device has the advantages that the structural strength is obviously improved, so that the stability of the steel truss lifting device can ensure stable lifting of the squat silo steel truss, and the problem that the steel truss easily falls to the bottom of the silo due to poor stability of the traditional lifting device is effectively avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of shallow silo construction, and in particular relates to a steel truss lifting device for a shallow silo in a grain depot. Background Art

[0002] Shallow silo, also known as short silo, is a cylindrical above-ground granary with a height-to-diameter ratio of less than 1.5. Most of them are flat-bottomed silos, and the main body of the silo wall is mostly reinforced concrete structure. During the construction of the silo roof, the umbrella-shaped steel truss needs to be hoisted to the silo roof through a lifting device.

[0003] At present, due to the heavy overall mass of the steel truss, the strength and firmness of the lifting device are extremely high. The traditional lifting device still has potential safety hazards. Its strength and stability need to be further strengthened to ensure the smooth operation of the steel truss. Once the lifting device becomes unstable and causes the steel truss to fall to the bottom of the warehouse, it will inevitably cause irreparable economic losses.

[0004] Therefore, it is necessary to provide an improved technical solution to address the above-mentioned deficiencies in the prior art. Utility Model Content

[0005] The purpose of the utility model is to overcome the problem that the lifting device used for hoisting the shallow circular silo steel truss in the above-mentioned prior art has poor strength and low stability, and needs to be further strengthened to ensure that the steel truss can be smoothly hoisted to the silo top, and to provide a grain depot shallow circular silo steel truss lifting device.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A steel truss lifting device for a shallow silo in a grain depot comprises: a cross beam, a vertical plate, a threaded rod, a vertical beam and an arc beam, wherein the cross beam is placed on the top of the silo wall, and one end of the cross beam is aligned with the inner silo wall of the silo; the vertical plate comprises: a first vertical plate, a second vertical plate and a third vertical plate, wherein the first vertical plate and the second vertical plate are respectively fixed to the two ends of the cross beam, and the second vertical plate is close to the inner silo wall of the silo, and the third vertical plate is sleeved on the outside of the cross beam and slides horizontally between the first vertical plate and the second vertical plate; the threaded rod is located below the cross beam, and one end of the threaded rod penetrates the first vertical plate and is threadedly connected to the first vertical plate, and is rotated Move the threaded rod so that its other end pushes the third vertical plate toward the direction of the second vertical plate, so that the second vertical plate and the third vertical plate are stably clamped on the top of the shallow circular warehouse wall; the vertical beam is vertically fixed to the top of the cross beam, and the vertical beam is adjacent to the second vertical plate, and a hanging plate is horizontally protruded from the side of the vertical beam facing the shallow circular warehouse, and a hanging hole for hooking an electric hoist is provided on the surface of the hanging plate; the arc beam is horizontally arranged in the middle of the vertical beam, and the end of the arc beam extends in the circumferential direction of the shallow circular warehouse wall, and U-shaped plates are provided below both ends of the arc beam, and a vertical rod is fixed on the top of the U-shaped plate, and the upper end of the vertical rod passes through the arc beam.

[0008] In the above-mentioned steel truss lifting device for the shallow circular silo of the grain depot, preferably, the width of the vertical beam is not greater than the width of the silo wall.

[0009] Preferably, the U-shaped opening of the U-shaped plate faces downward and corresponds to the wall of the shallow circular warehouse, so that the U-shaped plate is buckled on the top of the wall of the shallow circular warehouse.

[0010] Preferably, the size of the U-shaped opening of the U-shaped plate matches the size of the warehouse wall of the shallow round warehouse.

[0011] Preferably, a handle is installed at one end of the threaded rod passing through the first vertical plate.

[0012] Preferably, a reinforcing rod is provided between the first vertical plate and the third vertical plate;

[0013] Two ends of the reinforcing rod pass through the first vertical plate and the third vertical plate respectively.

[0014] Preferably, a pair of nuts are sleeved on the external threads of the portion of the reinforcing rod between the first vertical plate and the third vertical plate;

[0015] The two nuts are respectively tightly attached to the first vertical plate and the second vertical plate.

[0016] Preferably, a support plate is provided at the angle between the bottom of the suspension plate and the vertical beam;

[0017] The supporting plate is fixed to the vertical beam.

[0018] Beneficial effect: The structural strength of the utility model is significantly improved compared with the traditional steel truss lifting device. Therefore, the stability provided by the utility model can ensure the stable lifting of the shallow circular silo steel truss, and effectively avoid the problem of the steel truss falling to the bottom of the silo due to the poor stability of the traditional lifting device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The drawings constituting part of the present application are used to provide a further understanding of the present invention. The exemplary embodiments and descriptions of the present invention are used to explain the present invention and do not constitute an improper limitation on the present invention. Among them:

[0020] Figure 1 It is a main schematic diagram of the utility model;

[0021] Figure 2 It is an overall schematic diagram of the utility model;

[0022] Figure 3 for Figure 2 Overall schematic diagram from another perspective;

[0023] Figure 4 It is a practical application schematic diagram of the utility model.

[0024] In the figure: 1, horizontal beam; 2, first vertical plate; 3, second vertical plate; 4, third vertical plate; 5, threaded rod; 6, vertical beam; 7, hanging plate; 8, hanging hole; 9, curved beam; 10, U-shaped plate; 11, vertical rod; 12, handle; 13, reinforcing rod; 14, nut; 15, support plate; 16, top plate. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field belong to the protection scope of the present invention.

[0026] In the description of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and do not require that the present invention must be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention. The terms "connected" and "connection" used in the present invention should be understood in a broad sense. For example, they can be fixed connections or detachable connections; they can be directly connected or indirectly connected through intermediate components. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0027] The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments. It should be noted that the embodiments and features in the embodiments of the present invention can be combined with each other without conflict.

[0028] Embodiment: This embodiment aims to provide a shallow circular silo steel truss lifting device for a grain depot, the main function of which is its strong stability, which can ensure the stable lifting of the shallow circular silo steel truss, with high safety and good use effect.

[0029] Reference Figure 1 , Figure 2 , Figure 3 and Figure 4 , including: a crossbeam 1, a vertical plate, a threaded rod 5, a vertical beam 6 and an arc beam 9, the crossbeam 1 is placed on the top of the shallow round warehouse wall, and the inner end of the crossbeam 1 is aligned with the inner warehouse wall of the shallow round warehouse, the vertical plate includes: a first vertical plate 2, a second vertical plate 3 and a third vertical plate 4, the upper parts of the first vertical plate 2 and the second vertical plate 3 are welded and fixed to the two ends of the crossbeam 1, and the second vertical plate 3 is close to the inner warehouse wall of the shallow round warehouse, the third vertical plate 4 is sleeved on the outside of the crossbeam 1 and slides horizontally between the first vertical plate 2 and the second vertical plate 3, and the upper and lower ends of the third vertical plate 4 are flush with the first vertical plate 2 and the second vertical plate 3; the threaded rod 5 is located below the crossbeam 1, the outer end of the threaded rod 5 penetrates the first vertical plate 2 and is threadedly connected to it, and the outer end of the threaded rod 5 is installed with a handle 12, through which the handle 12 is The staff can rotate the threaded rod 5, and then rotate the threaded rod 5 through the handle 12 to make the inner end of the threaded rod 5 push the third vertical plate 4 toward the second vertical plate 3, so that the second vertical plate 3 and the third vertical plate 4 are stably clamped on the top of the shallow circular warehouse wall; a reinforcing rod 13 is horizontally arranged between the first vertical plate 2 and the third vertical plate 4, and the reinforcing rod 13 is actually a screw rod. The two ends of the reinforcing rod 13 pass through the first vertical plate 2 and the third vertical plate 4 respectively, and the external thread of the part of the reinforcing rod 13 between the first vertical plate 2 and the third vertical plate 4 is sleeved with a pair of nuts 14, and the two nuts 14 are respectively tightly attached to the first vertical plate 2 and the second vertical plate 3, so that the top of the third vertical plate 4 can be limited by the two nuts 14, provided that the inner end of the threaded rod 5 must press the third vertical plate 4 against the outer warehouse wall of the shallow circular warehouse.

[0030] The vertical beam 6 is vertically welded and fixed to the top of the inner end of the horizontal beam 1, so that the vertical beam 6 is close to the second vertical plate 3, and the width of the vertical beam 6 is not greater than the width of the shallow round warehouse wall, so as not to affect the second vertical plate 3 and the third vertical plate 4 to clamp the warehouse wall of the shallow round warehouse normally. A hanging plate 7 is horizontally protruded from the top of the vertical beam 6 on one side of the shallow round warehouse. The surface of the hanging plate 7 is provided with a hanging hole 8 for hooking an electric hoist, and the electric hoist is used as a hoist; the arc beam 9 is horizontally arranged in the middle of the vertical beam 6, and the arc beam 9 is welded and fixed to the vertical beam 6, and the end of the arc beam 9 extends toward the circumferential direction of the warehouse wall of the shallow round warehouse, so as to install the U A U-shaped plate 10 is provided under both ends of the arc-shaped beam 9, and the U-shaped mouth of the U-shaped plate 10 faces downward and corresponds to the warehouse wall of the shallow circular warehouse, so that the U-shaped plate 10 is buckled on the top of the warehouse wall of the shallow circular warehouse, and the size of the U-shaped mouth of the U-shaped plate 10 matches the size of the warehouse wall of the shallow circular warehouse to ensure the stability of the U-shaped plate 10 and ensure that the U-shaped plate 10 can fully play its role. A vertical rod 11 is fixed on the top of the U-shaped plate 10, and the upper end of the vertical rod 11 passes through the arc-shaped beam 9, and the U-shaped plate 10 is connected with the arc-shaped beam 9 through the vertical rod 11, so that the stability of the lifting device is greatly improved.

[0031] In this embodiment, an elastic rubber layer may be adhered to the clamping surfaces of the second vertical plate 3 and the third vertical plate 4 and the inner side surface of the U-shaped plate 10 to increase the firmness of the contact between the U-shaped plate 10 and the wall of the shallow round warehouse.

[0032] In this embodiment, the cross beam 1, the vertical beam 6 and the arc beam 9 can all be made of I-beams.

[0033] In this embodiment, a top plate 16 can be welded to the inner end of the threaded rod 5 , ie, the end facing the third vertical plate 4 , so as to increase the contact area between the threaded rod 5 and the third vertical plate 4 and make the threaded rod 5 more tightening.

[0034] In this embodiment, an angular support plate 15 is provided at the angle between the bottom of the suspension plate 7 and the vertical beam 6. The support plate 15 is welded and fixed to the vertical beam 6. The support plate 15 can enhance the shear resistance of the suspension plate 7 and ensure the stability of the connection between the suspension plate 7 and the vertical beam 6.

[0035] During actual construction, refer to Figure 2 and Figure 4 , evenly distribute multiple lifting devices along the circumferential direction of the shallow circular silo wall, and the specific number depends on the actual size of the silo opening and the steel truss. During installation, the two U-shaped plates 10 can be buckled on the silo wall first, and the cross beam 1 and the vertical beam 6 can also be pre-fixed, which makes it easier for the staff to rotate the threaded rod 5 through the handle 12 to tightly press the third vertical plate 4 against the outer silo wall of the shallow circular silo. Finally, adjust the position of a pair of nuts 14 on the reinforcing rod 13 to complete the fixing operation of the lifting device, and lift the umbrella-shaped steel truss at the bottom of the shallow circular silo through the electric hoist hooked on the hanging plate 7.

[0036] The structural strength of the lifting device provided in this embodiment is significantly improved compared to the traditional steel truss lifting device. Therefore, the stability that can be provided by this lifting device can ensure the stable lifting of the shallow circular silo steel truss, and effectively avoid the problem of the steel truss falling to the bottom of the silo due to the poor stability of the traditional lifting device.

[0037] It should be understood that the above description is merely exemplary and the embodiments of the present application do not limit this.

[0038] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention are within the scope of protection of the pending claims of the present invention.

Claims

1. A steel truss lifting device for a shallow silo in a grain depot, characterized in that: include: A crossbeam is placed on the top of the silo wall, and one end of the crossbeam is aligned with the inner silo wall of the silo; The vertical plate comprises: a first vertical plate, a second vertical plate and a third vertical plate, wherein the first vertical plate and the second vertical plate are respectively fixed to two ends of the cross beam, and the second vertical plate is closely attached to the inner wall of the shallow round silo, and the third vertical plate is sleeved on the outside of the cross beam and horizontally slides between the first vertical plate and the second vertical plate; A threaded rod is located below the crossbeam, one end of the threaded rod penetrates the first vertical plate and is threadedly connected thereto, and the threaded rod is rotated to make the other end thereof push the third vertical plate toward the second vertical plate, so that the second vertical plate and the third vertical plate are stably clamped on the top of the shallow round warehouse wall; A vertical beam is vertically fixed to the top of the horizontal beam, and the vertical beam is adjacent to the second vertical plate. A hanging plate is horizontally protruded from one side of the vertical beam facing the shallow silo, and a hanging hole for hooking the electric hoist is provided on the surface of the hanging plate; The arc-shaped beam is horizontally arranged in the middle of the vertical beam, and the end of the arc-shaped beam extends toward the circumferential direction of the shallow circular warehouse wall. U-shaped plates are provided below both ends of the arc-shaped beam, and a vertical rod is fixed on the top of the U-shaped plate. The upper end of the vertical rod passes through the arc-shaped beam.

2. The grain depot shallow silo steel truss lifting device according to claim 1 is characterized in that: The width of the vertical beam is not greater than the width of the shallow round warehouse wall.

3. The grain depot shallow silo steel truss lifting device according to claim 1 is characterized in that: The U-shaped opening of the U-shaped plate faces downward and corresponds to the wall of the shallow round warehouse, so that the U-shaped plate is buckled on the top of the wall of the shallow round warehouse.

4. The grain depot shallow silo steel truss lifting device according to claim 3 is characterized in that: The size of the U-shaped opening of the U-shaped plate matches the size of the shallow round warehouse wall.

5. The grain depot shallow silo steel truss lifting device according to claim 1 is characterized in that: The threaded rod passes through one end of the first vertical plate and is provided with a handle.

6. The grain depot shallow silo steel truss lifting device according to claim 1 is characterized in that: A reinforcing rod is provided between the first vertical plate and the third vertical plate; Two ends of the reinforcing rod pass through the first vertical plate and the third vertical plate respectively.

7. The grain depot shallow silo steel truss lifting device according to claim 6 is characterized in that: A pair of nuts are sleeved on the external threads of the portion of the reinforcing rod between the first vertical plate and the third vertical plate; The two nuts are respectively tightly attached to the first vertical plate and the second vertical plate.

8. The grain depot shallow silo steel truss lifting device according to claim 1 is characterized in that: A supporting plate is provided at the angle between the bottom of the suspension plate and the vertical beam; The supporting plate is fixed to the vertical beam.

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