Self-locking turnover tower crane hopper
By designing a self-locking, tiltable tower crane hopper, and using a U-shaped hanger hinged to the hopper body for self-locking fixation, the problems of complex operation and safety hazards of traditional tower crane hoppers are solved, achieving efficient and safe material transportation.
Patent Information
- Application Number
- CN202520145762.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-22
- Publication Date
- 2026-01-16
- Estimated Expiration
- 2035-01-22
AI Technical Summary
Traditional tower crane hoppers are complex to operate when lifting loose materials, which is time-consuming, labor-intensive, and poses safety hazards, affecting construction efficiency and safety.
A self-locking, tiltable tower crane hopper was designed. It uses a U-shaped hanger that is hinged to the hopper body. The hopper is self-locked and fixed and unloaded by a self-locking pin and a hanger limiting device, which simplifies the operation process.
It achieves self-unloading of the hopper, reduces worker operation, lowers the risk of overturning, improves construction efficiency and safety, and is suitable for mass production in factories.
Smart Images
Figure CN223804747U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to hoisting engineering technical field, more specifically, relate to a self-locking type can overturn tower crane hopper. BACKGROUND
[0002] In hoisting engineering, tower crane is the most common transport equipment in house building and other engineering, and the transported material has the characteristics of diversity and scattering, especially when hoisting and transporting scattered material, safety accidents such as material falling in high altitude are prone to occur.
[0003] The traditional tower crane material transport hopper sets four anchor rings on both sides of the hopper, connects the anchor ring by using tower crane steel wire rope hook, and shifts and hoists scattered material. After the material is transported to the designated position, the anchor ring is unloaded, and then a steel wire rope is connected to the tail side plate anchor ring of the hopper for unloading. However, this hopper has the following problems in the process of use and operation: ① labor-intensive, four anchor rings need to be connected and fixed firmly during loading, and the steel wire rope on the anchor ring needs to be unloaded before unloading, and then fixed to the tail side plate anchor ring of the hopper, which increases the non-effective work and reduces the construction efficiency. ②High risk of safety hazards, some workers have weak safety awareness, the steel wire rope anchoring is prone to not be executed according to the operation procedures, and hidden troubles such as steel wire rope anchoring point fixed to two points or steel wire rope buckle bolt not tightened may occur, thereby causing safety hazards such as hopper overturning or steel wire rope tripping during hoisting and transporting, and causing safety accidents.
[0004] In summary, in order to ensure the safety of tower crane hoisting material and improve the construction efficiency, a tool type tower crane hopper suitable for factory batch processing is needed. Utility model content
[0005] Therefore, the utility model provides a self-locking type can overturn tower crane hopper, and the specific technical scheme is as follows:
[0006] The self-locking reversible tower crane hopper comprises a hopper body and a U-shaped hanger, the U-shaped hanger is composed of an upper beam and two lower vertical beams, a strip-shaped hole coaxial with the central axis of the lower vertical beam is formed on the lower side beam body of each lower vertical beam; if the side from which the material flows out of the hopper body is defined as the front side, then a hopper side reinforcing rib is fixed on the left and right side walls of the hopper body, the hopper side reinforcing rib is arranged in an inclined form with the upper end in front and the lower end behind, the lower end of the hopper side reinforcing rib is located at the rearward position of the gravity center of the hopper body, and a connecting piece is fixedly connected to the lower end of the hopper side reinforcing rib, the connecting piece passes through the corresponding strip-shaped hole and is hingedly connected with the lower vertical beam; a self-locking bolt is fixedly connected to the lower vertical beam above the strip-shaped hole, and a bolt seat for the upward insertion of the self-locking bolt is fixed to the upper end of the hopper side reinforcing rib; a hanger limiting device for limiting the U-shaped hanger from turning below the hopper body is installed on the lower side of the hopper body behind the lower vertical beam.
[0007] Preferably, a slope opening inclined downwardly and forwardly is arranged at the upper end of the front side of the hopper body.
[0008] Preferably, the hopper side reinforcing rib is a channel steel fully welded to the side wall of the hopper body.
[0009] Preferably, the connecting piece comprises a rotating shaft passing through the strip-shaped hole and a limiting cap installed on the free end of the rotating shaft head, and the diameter of the limiting cap is greater than the width of the strip-shaped hole.
[0010] Preferably, the self-locking bolt is an insertion plate connected to the front side of the lower vertical beam in an inclined form, and the upper end of the insertion plate can be inserted into the insertion groove of the bolt seat after the lower vertical beam moves upward relative to the hopper body.
[0011] Preferably, a manual safety pin for limiting the forward inclination of the hopper body relative to the U-shaped hanger is also installed on the upper side of the hopper body behind the lower vertical beam, and the manual safety pin is located on the front side of the hanger limiting device.
[0012] Preferably, the manual safety pin comprises a pin shaft sleeve fixed on the top surface of the side wall of the hopper body and a plug pin rotatably installed in the pin shaft sleeve, and the plug pin can be rotated outwardly and lowered to clamp the lower vertical beam in the U-shaped hanger between the plug pin and the bolt seat, and the plug pin can be rotated in the opposite direction to be lifted to release the limitation, so that the hopper body can be forwardly inclined to unload relative to the U-shaped hanger.
[0013] Preferably, a lifting ring is fixed to the upper end of the upper beam, the lifting ring is composed of two round steels stacked one above the other, the round steels are bent into a triangular shape, and the two end points of the round steels are welded to the upper end surface of the upper beam.
[0014] Preferably, the top end of the lower vertical beam is further fixed with a lifting lug matched with the lifting ring for hoisting.
[0015] Compared with the prior art, the self-locking type reversible tower crane hopper has the following advantages:
[0016] 1. The utility model discloses can realize self -discharging type unloading, and reduced worker operation.
[0017] 2. The utility model discloses a hopper body can realize self -locking after lifting, and reduce the occurrence of the hidden danger of overturning.
[0018] 3. The utility model discloses a hopper body can be customized, and the quality safety is guaranteed.
[0019] 4. The utility model discloses the operation of screwing on, unloading steel wire rope buckle is omitted, and non -effective working time is reduced, and construction efficiency is improved. DRAWINGS
[0020] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will be briefly introduced to the drawing needed to be used in the embodiment or prior art description, and obviously, the drawing in the following description is only the embodiment of the utility model, and for ordinary skilled person in the art, under the premise of not creating laboriously, other drawings can be obtained according to the provided drawing.
[0021] Figure 1 It is the whole structure schematic diagram of the utility model discloses a self -locking type reversible tower crane hopper.
[0022] In the drawing: 1-hopper body, 2-upper crossbeam, 3-lower vertical beam, 4-bar hole, 5-hopper side reinforcing rib, 6-connector, 7-self -locking bolt, 8-pin seat, 9-hanging bracket limiting device, 10-bevel groove, 11-rotating shaft, 12-limiting cap, 13-hand safety pin, 14-lifting ring, 15-lifting lug. DETAILED DESCRIPTION
[0023] The embodiment of the utility model will be described in detail below, and the example of the embodiment is shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the utility model, and cannot be understood as limiting the utility model.
[0024] In the description of the utility model, it is understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and thus cannot be understood as indicating or implying that the devices or elements indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as limiting the utility model.
[0025] In addition, the terms "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features.
[0026] Embodiment:
[0027] As Figure 1 shown, the utility model discloses a self -locking type can overturn tower crane hopper, and the self -locking type can overturn tower crane hopper is a utensil that can be applied to tower crane and other hoisting engineering, and it is convenient for material transfer, mainly including hopper body 1, U type hanger two independent components.
[0028] Among them, U type hanger is welded by one upper crossbeam 2 and two lower vertical beams 3, and a strip hole 4 coaxial with the center axis of the lower vertical beam is formed on the lower side beam body of each lower vertical beam 3.If the side where the material flows out of the hopper body 1 is defined as the front side, then a hopper side stiffener 5 is fixed on the left and right side walls of the hopper body 1, the hopper side stiffener 5 is arranged in the inclined form that the upper end is in front and the lower end is behind, the lower end of the hopper side stiffener 5 is located at the position where the gravity center of the hopper body is biased to the rear, and the lower end of the hopper side stiffener 5 is fixedly connected with a connecting piece 6, the connecting piece 6 passes through the corresponding strip hole 4 and forms a hinge with the lower vertical beam 3.
[0029] More specifically, the connecting piece 6 includes a rotating shaft 11 passing through the strip hole 4 and a limiting cap 12 installed on the free end of the head of the rotating shaft 11, and the diameter of the limiting cap 12 is greater than the width of the strip hole 4.The U type hanger provided with the strip hole 4 can move up and down relative to the connecting piece 6, and the connecting piece 6 can also limit the U type hanger horizontally.
[0030] The lower vertical beam 3 above the strip hole 4 is fixedly connected with a self -locking bolt 7, and the upper end of the hopper side stiffener 5 is fixedly connected with a pin seat 8 for the upward insertion of the self -locking bolt 7, the self -locking bolt 7 and the pin seat 8 cooperate to realize the self -locking fixation of the hopper body 1 and the U type hanger.
[0031] The U-shaped hanger limiting device 9 is arranged on the lower side of the hopper body 1 behind the lower vertical beams 3, and is used to limit the U-shaped hanger from rotating to the lower side of the hopper body 1.
[0032] More specifically, the U-shaped hanger limiting device 9 can prevent the U-shaped hanger from rotating to the lower side of the hopper body 1 when the U-shaped hanger is released and laid flat, so as to prevent affecting the operation.
[0033] The self-locking type reversible tower crane hopper of the utility model is a kind of equipment developed for high-altitude transportation construction of scattered construction materials, and its principle is to use special U-shaped hanger matched with the hopper body 1, and the U-shaped hanger is hinged with the hopper body 1 at two points; two lower vertical beams 3 in the U-shaped hanger are fixed with self-locking latches 7 that can be self-locked with the hopper body 1, which can prevent the hopper body 1 from overturning; when discharging, the self-locking latch 7 is opened, and the hopper body 1 is slightly lifted to discharge.
[0034] In further embodiments, the hopper body 1 is made of steel plate welding, and the front upper end of the hopper body 1 is provided with a slope opening 10 inclined downward to facilitate discharging.
[0035] In further embodiments, the hopper side reinforcement 5 is a channel steel full-welded on the side wall of the hopper body.
[0036] In further embodiments, the self-locking latch 7 is a plug plate connected to the front side of the lower vertical beam 3 in an inclined manner, and after the lower vertical beam 3 is moved upward relative to the hopper body 1, the upper end of the plug plate can be inserted into the insertion slot of the pin seat 8. More specifically, the pin seat 8 is a U-shaped piece full-welded on the hopper side reinforcement 5.
[0037] In further embodiments, the upper side of the hopper body 1 behind the lower vertical beam 3 is also provided with a manual safety pin 13 for limiting the hopper body 1 from tilting forward relative to the U-shaped hanger during the self-locking process, and the manual safety pin 13 is located on the front side of the hanger limiting device 9.
[0038] More specifically, the manual safety pin 13 includes a pin shaft sleeve welded and fixed on the top surface of the side wall of the hopper body 1, and a plug pin rotatably installed in the pin shaft sleeve; rotating the plug pin outward and downward can clamp the lower vertical beam in the U-shaped hanger between the plug pin and the pin seat 8, which plays a safety role during the upward movement of the lower vertical beam 3 relative to the hopper body 1; rotating the plug pin in the opposite direction to lift it up can release the limitation, so that the hopper body 1 can tilt forward relative to the U-shaped hanger to discharge.
[0039] In further embodiments, the upper end of the upper cross beam 2 is fixed with a lifting ring 14, and connecting and fixing the tower crane hook with the lifting ring 14 can realize the lifting of the entire hopper; the lifting ring 14 is composed of two round steels stacked one above the other, the round steels are bent into a triangular shape, and the two end points of the round steels are welded with the upper end surface of the upper cross beam 2.
[0040] Further, the top end of the lower vertical beam 3 is also fixed with a lifting lug 15 matched with the lifting ring 14 for hoisting, and the steel wire rope can be wound on the lifting lug 15, and the steel wire rope is matched with the lifting ring 14 to be connected and fixed with the tower crane hook, so that the hopper can be hoisted more safely.
[0041] The operation method of the utility model:
[0042] ① first, the hopper body 1 is placed on the stable feeding platform, and the U-shaped lifting frame is placed horizontally; ② load the material into the hopper body 1, and the material should be placed uniformly, and the loose material should not be higher than the upper opening of the hopper body; ③ after the material loading is completed, the U-shaped lifting frame is vertical, and the manual safety pin 13 is lowered; ④ connect and fix the tower crane hook with the lifting ring 14; ⑤ hoist, and the U-shaped lifting frame is first lifted for a small distance, the self-locking bolt 7 is self-locked with the hopper body 1, and then the safe transfer is carried out; ⑥ after the hopper body 1 falls to the stable unloading platform, the manual safety pin 13 is opened and the U-shaped lifting frame is loosened, the self-locking bolt 7 will automatically fall and be tripped, and since the rotating shaft 11 at the hinged point of the U-shaped lifting frame and the hopper body is located at the position of the hopper gravity center, the hopper body 1 is lifted again, and the material can be self-unloaded, and the material can be unloaded without moving the lifting ring 14. The subsequent operation does not need to operate the lifting ring 14, and only needs to open and close the manual safety pin 13.
[0043] The utility model discloses a self-locking type turnover tower crane hopper with the characteristics of high efficiency, good safety, recyclable use and simple operation, which can effectively improve the material transfer efficiency, save labor and save construction period.
[0044] The embodiments in the specification are described in a progressive manner, and each embodiment focuses on the difference from other embodiments, and the same or similar parts of each embodiment can be referred to each other. For the device disclosed by the embodiments, since it corresponds to the method disclosed by the embodiments, the description is relatively simple, and the related parts can be referred to the method part.
[0045] The above description of the disclosed embodiments enables a person skilled in the art to implement or use the utility model. Various modifications of these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the utility model. Therefore, the utility model will not be limited to these embodiments shown in the text, but will conform to the widest scope consistent with the principles and novel features disclosed herein.
Claims
1. A self-locking type reversible tower crane hopper, characterized by, The hopper body and the U-shaped hanger are provided, the U-shaped hanger is composed of an upper beam and two lower vertical beams, a strip-shaped hole coaxial with the central axis of the lower vertical beam is formed on the lower side beam body of each lower vertical beam, if the side from which the material flows out of the hopper body is defined as the front side, a hopper side reinforcing rib is fixed on the left and right side walls of the hopper body, the hopper side reinforcing rib is arranged in an inclined form with the upper end in front and the lower end behind, the lower end of the hopper side reinforcing rib is located at the rearward position of the gravity center of the hopper body, and the lower end of the hopper side reinforcing rib is fixedly connected with a connecting piece, the connecting piece passes through the corresponding strip-shaped hole and is hingedly connected with the lower vertical beam, a self-locking bolt is fixedly connected with the lower vertical beam above the strip-shaped hole, the upper end of the hopper side reinforcing rib is fixed with a pin seat for the upward insertion of the self-locking bolt, and a hanger limiting device for limiting the U-shaped hanger to turn below the hopper body is arranged on the lower side of the hopper body behind the lower vertical beam.
2. A self-locking type reversible tower crane hopper according to claim 1, characterized in that, The upper end of the front side of the hopper body is provided with an inclined slope opening downward.
3. A self-locking type reversible tower crane hopper according to claim 1, characterized in that, The hopper side reinforcing rib is a channel steel fully welded on the side wall of the hopper body.
4. The self-locking reversible tower hopper according to claim 1, wherein, The connecting piece comprises a rotating shaft passing through the strip-shaped hole and a limiting cap mounted on the free end of the head of the rotating shaft, and the diameter of the limiting cap is greater than the width of the strip-shaped hole.
5. A self-locking reversible tower hopper according to claim 1, wherein The self-locking bolt is an insertion plate connected to the front side of the lower vertical beam in an inclined form, and the upper end of the insertion plate can be inserted into the insertion slot of the pin seat after the lower vertical beam moves upward relative to the hopper body.
6. A self-locking reversible tower hopper according to claim 1, wherein A manual safety pin for limiting the front inclination of the hopper body relative to the U-shaped hanger is also arranged on the upper side of the hopper body behind the lower vertical beam, and the manual safety pin is located on the front side of the hanger limiting device.
7. A self-locking type reversible tower crane hopper according to claim 6, characterized in that, The manual safety pin comprises a pin shaft sleeve fixed on the top surface of the side wall of the hopper body and a plug pin rotatably mounted in the pin shaft sleeve, the plug pin is rotated outward and lowered, the lower vertical beam in the U-shaped hanger is clamped between the plug pin and the pin seat, and the plug pin is rotated in the opposite direction to be lifted, so that the limitation is released, and the hopper body can be inclined forward relative to the U-shaped hanger to unload.
8. A self-locking reversible tower crane hopper according to any one of claims 1-7, characterized in that, The upper end of the upper beam is fixed with a lifting ring composed of two circular steels stacked one above the other, the circular steels are bent into a triangular shape, and the two end points of the circular steels are welded with the upper end face of the upper beam.
9. A self-locking type reversible tower crane hopper according to claim 8, characterized in that, The top end of the lower vertical beam is also fixed with a lifting lug matched with the lifting ring for lifting.