Lifting appliance for lifting large products

Abstract

The lifting appliance comprises transverse steel, two pieces of longitudinal steel, an upper adjusting lifting lug and a lower adjusting lifting lug, the two ends of the transverse steel are respectively and vertically connected with one piece of longitudinal steel, the upper adjusting lifting lug comprises an upper lifting lug and an upper adjusting frame, the upper adjusting frame is sleeved on the transverse steel in a sliding mode, meshing teeth are arranged on the upper end face of the bottom of an inner frame of the upper adjusting frame, and the meshing teeth are meshed with the upper lifting lug. A row of racks are arranged on the lower end face, opposite to the meshing teeth, of the transverse steel, and a distance is arranged between the upper end face of the bottom of the inner frame of the upper adjusting frame and the lower end face, correspondingly provided with the racks, of the transverse steel, so that the upper adjusting frame can move up and down till the meshing teeth are meshed with the racks or be separated till the upper adjusting frame does not interfere with sliding of the upper adjusting frame along the transverse steel. A lower adjusting lifting lug is arranged on each piece of longitudinal steel in a sliding mode. According to the utility model, the meshing teeth on the upper adjusting frame are separated from or meshed with the rack, the position of the upper adjusting frame is adjusted as required, and the meshing is convenient during hoisting, so that large products with different gravity center conditions can be adjusted and hoisted.

Description

TECHNICAL FIELD

[0001] The utility model relates to hoist technology field, concretely relates to a hoist for large -scale product hoist. BACKGROUND

[0002] With the development of industrial production, the demand of large -scale product is increasing, in the large -scale product hoist technical field, because the complex structure of large -scale product, the center of gravity distribution of the product is complex, so that in the hoisting process, when using the traditional hoist hoisting, large -scale product is easy to tilt because of the center of gravity distribution, so that the stability is poor, the risk is high, and the efficiency is low when hoisting. Then, the traditional hoist equipment is hoisted when the large -scale product of complex structure, often there are hoisting transportation adaptability, stability problems such as poor.

[0003] Therefore, an urgent need for a hoist for large -scale product hoist to solve the problem of poor hoisting transportation adaptability of the traditional hoist equipment when hoisting the large -scale product of complex structure. UTILITY MODEL CONTENT

[0004] The utility model discloses in view of the prior art's insufficient, provide a kind of hoist for large -scale product hoist, to solve the problem of poor hoisting transportation adaptability of the traditional hoist equipment when hoisting the large -scale product of complex structure.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A hoist for large -scale product hoist, characterized in that: including horizontal steel, two longitudinal steels, upper adjusting lifting lug and lower adjusting lifting lug, the both ends of the horizontal steel are vertically connected with a longitudinal steel respectively, the upper adjusting lifting lug includes upper lifting lug and upper adjusting frame, the upper adjusting frame is slidably sleeved on the horizontal steel, the upper end surface of the inner frame bottom of the upper adjusting frame is provided with mesh teeth distributed along the horizontal steel transversely, the lower end surface of the horizontal steel opposite to the mesh teeth is provided with a row of rack distributed along the horizontal steel transversely, the upper end surface of the inner frame bottom of the upper adjusting frame is provided with the lower end surface of the rack corresponding to the horizontal steel, and the upper adjusting frame is provided with the spacing for the upper adjusting frame to move up and down to mesh teeth and rack engagement, or separate to not interfere with the sliding of the upper adjusting frame along the horizontal steel, the upper end of the upper adjusting frame is connected with the upper lifting lug, and a plurality of lower adjusting lifting lugs are slidably arranged on each longitudinal steel.

[0007] To optimize the above technical scheme, the specific measures also include:

[0008] Further, the cross steel adopts an I-shaped structure, the upper adjusting frame is in a rectangular tubular shape and is provided with a transverse notch in the middle of the bottom, the notch of the upper adjusting frame is used for allowing the web plate of the I-shaped cross steel to pass through, the upper adjusting frame is slidably sleeved on the upper flange plate of the I-shaped cross steel, the lower end surface of the upper flange plate on the two sides of the web plate of the cross steel is respectively provided with a gear rack distributed along the transverse direction of the cross steel, and the upper end surface of the bottom of the inner frame on the two sides of the web plate of the cross steel is respectively provided with a gear tooth distributed along the transverse direction of the cross steel.

[0009] Further, the end portion of the cross steel is provided with a baffle for limiting the upper adjusting frame from slipping off the cross steel.

[0010] Further, the cross steel is spliced by a plurality of connecting cross steels.

[0011] Further, the cross steel comprises a first connecting cross steel, a second connecting cross steel, a third connecting cross steel, a first connecting plate and a second connecting plate, the first connecting cross steel and the second connecting cross steel are detachably connected through the first connecting plate, and the second connecting cross steel and the third connecting cross steel are detachably connected through the second connecting plate.

[0012] Further, the upper adjusting lug is provided with two, which are slidably arranged on the first connecting cross steel and the third connecting cross steel respectively, and the first connecting cross steel and the third connecting cross steel are respectively provided with a gear rack correspondingly.

[0013] Further, the longitudinal steel is provided with a longitudinal sliding rail, the lower adjusting lug comprises a lower lug and a lower adjusting plate, the lower adjusting plate is slidably connected to the sliding rail of the longitudinal steel, and the lower end of the lower adjusting plate is connected with the lower adjusting lug.

[0014] Further, the longitudinal steel is provided with a longitudinal sliding rail, the lower adjusting lug comprises a lower lug and a lower adjusting plate, the lower adjusting plate is slidably connected to the sliding rail of the longitudinal steel, and the lower end of the lower adjusting plate is connected with the lower adjusting lug.

[0015] Further, the longitudinal steel adopts an I-shaped structure, the upper adjusting frame is in a rectangular tubular shape and is provided with a transverse notch in the middle of the bottom, the notch of the upper adjusting frame is used for allowing the web plate of the I-shaped cross steel to pass through, the upper adjusting frame is slidably sleeved on the upper flange plate of the I-shaped cross steel, the lower end surface of the upper flange plate on the two sides of the web plate of the cross steel is respectively provided with a gear rack distributed along the transverse direction of the cross steel, and the upper end surface of the bottom of the inner frame on the two sides of the web plate of the cross steel is respectively provided with a gear tooth distributed along the transverse direction of the cross steel.

[0016] Further, the lower adjusting plate is clamped and slidably arranged in the sliding rail, and a bolt structure is threadedly arranged on the lower adjusting plate and used for extruding and abutting on the sliding rail.

[0017] The utility model discloses the beneficial effect is:

[0018] The utility model discloses a large -scale product hoist of the utility model discloses a large -scale product hoist, which comprises a horizontal steel, a vertical steel, an upper adjusting lifting lug and a lower adjusting lifting lug, wherein the vertical steel is connected with the horizontal steel, the upper adjusting lifting lug is arranged on the horizontal steel, and the lower adjusting lifting lug is arranged on the vertical steel.

[0019] The utility model discloses a large -scale product hoist of the utility model discloses a large -scale product hoist, which comprises a horizontal steel, a vertical steel, an upper adjusting lifting lug and a lower adjusting lifting lug, wherein the vertical steel is connected with the horizontal steel, the upper adjusting lifting lug is arranged on the horizontal steel, and the lower adjusting lifting lug is arranged on the vertical steel.

[0020] The utility model discloses a large -scale product hoist of the utility model discloses a large -scale product hoist, which comprises a horizontal steel, a vertical steel, an upper adjusting lifting lug and a lower adjusting lifting lug, wherein the vertical steel is connected with the horizontal steel, the upper adjusting lifting lug is arranged on the horizontal steel, and the lower adjusting lifting lug is arranged on the vertical steel. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the overall structure schematic diagram of a kind of large -scale product hoist for the utility model to propose;

[0022] Figure 2 It is the overall structure side view of a kind of large -scale product hoist for the utility model to propose;

[0023] Figure 3The utility model provides a kind of overall structure plan view of lifting appliance for large product hoisting;

[0024] Figure 4 The utility model provides a kind of structure schematic view of upper adjusting lifting lug and lower adjusting lifting lug of lifting appliance for large product hoisting;

[0025] Figure 5 The utility model provides a kind of upper adjusting frame and rack separation schematic view of lifting appliance for large product hoisting;

[0026] Figure 6 The utility model provides a kind of upper adjusting frame and rack separation enlarged schematic view of lifting appliance for large product hoisting;

[0027] Figure 7 The utility model provides a kind of upper adjusting frame and rack engagement schematic view of lifting appliance for large product hoisting;

[0028] Figure 8 The utility model provides a kind of upper adjusting frame and rack engagement enlarged schematic view of lifting appliance for large product hoisting.

[0029] Reference Signs: 1. horizontal steel, 11. first connecting horizontal steel, 12. second connecting horizontal steel, 13. third connecting horizontal steel, 14. first connecting plate, 15. second connecting plate, 2. vertical steel, 3. upper adjusting lifting lug, 31. upper lifting lug, 32. upper adjusting frame, 33. rack, 4. lower adjusting lifting lug, 41. lower lifting lug, 42. lower adjusting plate, 43. slide rail. DETAILED DESCRIPTION

[0030] The utility model will be described in detail below in connection with the drawings.

[0031] As shown in the drawings Figure 1 And the drawings Figure 4 The utility model discloses a kind of lifting appliance for large product hoisting, including horizontal steel 1, two vertical steel 2, upper adjusting lifting lug 3 and lower adjusting lifting lug 4, the two ends of horizontal steel 1 are vertically connected with a vertical steel 2 respectively, upper adjusting lifting lug 3 includes upper lifting lug 31 and upper adjusting frame 32, upper adjusting frame 32 is slidably set on horizontal steel 1, the upper end surface of the inner frame bottom of upper adjusting frame 32 is provided with meshing tooth along the lateral distribution of horizontal steel 1, the lower end surface opposite to the upper end surface of the inner frame bottom of upper adjusting frame 32 with meshing tooth is provided with a row of rack 33 along the lateral distribution of horizontal steel 1, the upper end surface of the inner frame bottom of upper adjusting frame 32 is provided with the lower end surface of rack 33 corresponding to horizontal steel 1, and the upper adjusting frame 32 is provided with the spacing that upper adjusting frame 32 can be moved up and down to meshing tooth and rack 33 engagement, or separate to not interfere with the sliding of upper adjusting frame 32 along horizontal steel 1, the upper end of upper adjusting frame 32 is connected with upper lifting lug 31, and each vertical steel 2 is slidably provided with several lower adjusting lifting lugs 4.

[0032] As shown in the accompanying drawings Figure 5 , the accompanying drawings Figure 6 , the accompanying drawings Figure 7 and the accompanying drawings Figure 8 , the utility model discloses through longitudinal steel 2 and the lower adjusting lifting lug 4 on it are connected respectively to the large product to be hoisted, through the upper adjusting lifting lug 3 on the horizontal steel 1 and its cooperation setting, can be used when, the self-weight of upper adjusting frame 32 is sagged to the separation of the tooth on it and rack 33, and according to the barycenter position of large product, the position of upper adjusting frame 32 on horizontal steel 1 is adjusted as required, and when hoisting, the upper adjusting frame 32 is conveniently lifted to the meshing of the tooth on it and rack 33, so that the required adjustment of the use position of upper adjusting frame 32 is realized, and the meshing limit between upper adjusting frame 32 and horizontal steel 1 can be conveniently carried out, the problem of poor hoisting and transportation adaptability of traditional hoisting equipment when hoisting large products with complex structure is solved, and large products with different barycenters can be effectively adjusted and hoisted, so that the stability, safety and operation efficiency during hoisting are guaranteed.

[0033] In the embodiment, the horizontal steel 1 and the two longitudinal steels 2 can also be designed as a detachable structure.

[0034] In another specific embodiment, the horizontal steel 1 adopts an I-shaped structure, the upper adjusting frame 32 is in the shape of a rectangular tube and a horizontal notch is formed in the middle of the bottom, the notch of the upper adjusting frame 32 can pass through the web plate of the I-shaped horizontal steel 1, the upper adjusting frame 32 is slidingly sleeved on the upper flange of the I-shaped horizontal steel 1, the lower end surfaces of the upper flanges on both sides of the web plate of the horizontal steel 1 are respectively provided with a tooth rack 33 distributed transversely along the horizontal steel 1, and the upper end surfaces of the inner frame bottoms on both sides of the web plate of the upper adjusting frame 32 are respectively provided with meshing teeth distributed transversely along the horizontal steel 1. In this way, through the structure of the I-shaped horizontal steel 1 and the corresponding upper adjusting frame 32, it is not only convenient to obtain materials for production, but also the stability of the upper adjusting frame 32 during movement and meshing limit can be increased through the symmetrical meshing structure.

[0035] In another specific embodiment, the end of the horizontal steel 1 is provided with a baffle for limiting the sliding of the upper adjusting frame 32 from the horizontal steel 1. In this way, the risk of sliding of the upper adjusting frame 32 is avoided. In the embodiment, the baffle can be designed as a detachable structure, so that the adjustment of the upper adjusting frame 32 according to the barycenter of the product is realized, the disassembly and replacement of the structure of the upper adjusting frame 32 are facilitated, and the number of upper adjusting lifting lugs 3 can be freely increased as required.

[0036] In another specific embodiment, the horizontal steel 1 is formed by splicing a plurality of connecting horizontal steels through bolts and the like. In this way, a certain number of connecting horizontal steels can be selected and assembled according to products of different lengths, and the disassembly and transportation of the horizontal steel 1 structure are facilitated.

[0037] As shown in the accompanying drawings Figure 2 and the accompanying drawings Figure 3 In further embodiments based on the above embodiments, the horizontal steel 1 comprises a first connecting horizontal steel 11, a second connecting horizontal steel 12, a third connecting horizontal steel 13, a first connecting plate 14, and a second connecting plate 15, the first connecting horizontal steel 11 and the second connecting horizontal steel 12 are detachably connected by the first connecting plate 14, and the second connecting horizontal steel 12 and the third connecting horizontal steel 13 are detachably connected by the second connecting plate 15.

[0038] In further embodiments based on the above embodiments, the upper adjusting lifting lug 3 is provided with two, which are respectively slidingly arranged on the first connecting horizontal steel 11 and the third connecting horizontal steel 13, and the first connecting horizontal steel 11 and the third connecting horizontal steel 13 are respectively provided with a rack 33. In this way, the structure of the two upper adjusting lifting lugs 3 can increase the selectivity and stability during use.

[0039] In another specific embodiment, the longitudinal steel 2 is provided with a longitudinal sliding rail 43, the lower adjusting lifting lug 4 comprises a lower lifting lug 41 and a lower adjusting plate 42, the lower adjusting plate 42 is slidingly connected to the sliding rail 43 of the longitudinal steel 2, and the lower end of the lower adjusting plate 42 is connected to the lower adjusting lifting lug 4. In this way, by slidingly connecting the lower adjusting plate 42 to the sliding rail 43 of the longitudinal steel 2, it is convenient to adjust the connection position with the product below as needed during use, and at the same time, the self-weight of the large product can be utilized to ensure that there is effective friction between the lower adjusting plate 42 and the sliding rail 43 during hoisting. In this embodiment, the sliding rail 3 can have an inner low and outer high slope, which can increase the force receiving area by angle inclination and increase the stability of the force receiving of the lower adjusting lifting lug 4.

[0040] In further embodiments based on the above embodiments, two lower adjusting lifting lugs 4 are slidingly connected to each longitudinal steel 2, and the two lower adjusting lifting lugs 4 are respectively located on both sides of the horizontal steel 1. In this way, by providing two lower adjusting lifting lugs 4 on each longitudinal steel 2, the four corners of the product can be connected respectively, the stability of the connection can be ensured, and the connection mode of the longitudinal steel 2 and the horizontal steel 1 does not affect the adjustment of the lower adjusting lifting lug 4.

[0041] In further embodiments based on the above embodiments, the longitudinal steel 2 adopts an I-shaped structure, the lower end surface of the lower flange plate on both sides of the I-shaped longitudinal steel 2 is provided with a sliding rail 43, the lower adjusting plate 42 of each lower adjusting lifting lug 4 is provided with two, the two lower adjusting plates 42 are respectively slidingly connected to the sliding rail 43 on one side, and the lower lifting lug 41 is slidingly sleeved on the lower flange plate of the longitudinal steel 2 and connected to the lower adjusting plate 42 on both sides. In this way, by providing the I-shaped longitudinal steel 2 and the corresponding sliding rail 43 and lower adjusting plate 42, it is convenient to make materials, and the stability of the movement and limiting of the lower adjusting plate 42 can be increased by the symmetrical structure.

[0042] In further embodiments based on the above embodiments, the lower adjusting plate 42 is clamped and slidably arranged in the slide rail 43, and a bolt structure is threadedly mounted on the lower adjusting plate 42 for extruding against the slide rail 43. In this way, the stability of the limiting between the lower adjusting plate 42 and the slide rail 43 can be ensured by the arrangement of the bolt structure. In the present embodiment, a plurality of grooves for the bolt structure to be screwed into can be provided on the slide rail 43 as needed, so as to increase the reliability of the limiting of the lower adjusting plate 42, and at the same time, the grooves are not on the longitudinal steel 2, which can avoid the damage of the longitudinal steel 2 and ensure the reliability of the structure of the longitudinal steel 2.

[0043] In the above embodiments, the longitudinal steel 2 is provided with a baffle on each side for limiting the lower adjusting plate 42 from slipping off the longitudinal steel 2. In this way, the risk of the lower adjusting plate 42 slipping off the longitudinal steel 2 is avoided. In the present embodiment, the baffle can be provided as a detachable structure, so that the adjustment of the lower adjusting plate 42 according to the center of gravity of the product can be realized, and the disassembly and replacement of the structure of the lower adjusting plate 42 is facilitated, and the number of the lower adjusting lifting lugs 4 can be freely increased as needed.

[0044] The utility model discloses a lifting device with the characteristics of overall structure can be assembled, lifting device length is adjustable, upper adjusting lifting lug 3 and lower adjusting lifting lug 4 can adaptively adjust etc., can adapt to the hoisting demand of large -scale product of different size, weight and shape. The utility model discloses simple structure, low in manufacturing cost, can guarantee the stability of large -scale product hoisting in the hoisting process. The utility model discloses the detachable modular design between horizontal steel 1, longitudinal steel 2, upper adjusting lifting lug 3 and lower adjusting lifting lug 4 in the utility model discloses the device, can be quickly assembled or disassembled through bolt etc. connecting piece, greatly reduces the transportation volume and cost, and the detachable modular design can be needed according to product and adjust the length of lifting device, to adapt to large -scale product of different lengths, improve the adaptability and flexibility of lifting device. The upper adjusting lifting lug 3 and lower adjusting lifting lug 4 of the utility model can be adjusted or fixed in position manually, can be adjusted according to the center of gravity position of hoisting product, and the stability and safety of hoisting process are ensured.

[0045] The utility model discloses device can be split into smaller module when not using, convenient transportation and storage, lifting device length is adjustable, can adapt to large -scale product of different size, adaptability is strong, the use position of upper adjusting lifting lug 3 and lower adjusting lifting lug 4 can be adjusted, improve the stability of hoisting, and the operation is quick and simple.

[0046] It should be noted that the terms such as "upper", "lower", "left", "right", "front", "rear" and the like cited in the utility model are only for the convenience of clear description, and are not intended to limit the scope of the utility model. The change or adjustment of the relative relationship is also considered as the scope of the utility model without substantial change in technical content.

[0047] The preferred embodiments of the present application have been described above with the preferred embodiments, the protection scope of the present application is not only limited to the above-mentioned embodiments, and any technical solutions belonging to the idea of the present application shall belong to the protection scope of the present application. It should be pointed out that, for ordinary skilled in the art, some improvements and decorations without departing from the principle of the present application shall be considered as the protection scope of the present application.

Claims

1. A lifting device for lifting large products, characterized by: The invention comprises a horizontal steel (1), two longitudinal steels (2), an upper adjustment lug (3) and a lower adjustment lug (4), wherein the two ends of the horizontal steel (1) are respectively vertically connected to a longitudinal steel (2), the upper adjustment lug (3) comprises an upper lug (31) and an upper adjustment frame (32), the upper adjustment frame (32) is slidably sleeved on the horizontal steel (1), the upper end surface of the bottom of the inner frame of the upper adjustment frame (32) is provided with teeth distributed transversely along the horizontal steel (1), and the lower end surface of the horizontal steel (1) opposite to the teeth is provided with a row of A rack (33) is distributed transversely along the transverse steel (1), and a spacing is provided between the upper end surface of the bottom of the inner frame of the upper adjustment frame (32) and the lower end surface of the transverse steel (1) corresponding to the rack (33) for the upper adjustment frame (32) to move up and down until the teeth are engaged with the rack (33), or to separate to a spacing that does not interfere with the sliding of the upper adjustment frame (32) along the transverse steel (1). The upper end of the upper adjustment frame (32) is connected to an upper hanging ear (31), and a plurality of lower adjustment hanging ears (4) are slidably provided on each of the longitudinal steels (2).

2. The sling for lifting large products according to claim 1, characterized in that: The cross steel (1) adopts an I-shaped structure, the upper adjustment frame (32) is in a rectangular tube shape and has a horizontal notch in the middle of the bottom. The notch of the upper adjustment frame (32) can allow the waist plate of the I-shaped cross steel (1) to pass through. The upper adjustment frame (32) is slidably mounted on the upper wing plate of the I-shaped cross steel (1). The lower end surfaces of the upper wing plates of the cross steel (1) on both sides of the waist plate are respectively provided with a rack (33) distributed horizontally along the cross steel (1). The upper end surfaces of the bottom of the inner frame of the upper adjustment frame (32) on both sides of the waist plate are respectively provided with teeth distributed horizontally along the cross steel (1).

3. The sling for lifting large products according to claim 1, characterized in that: A baffle is provided at the end of the horizontal steel (1) for limiting the upper adjustment frame (32) from slipping off the horizontal steel (1).

4. The sling for lifting large products according to claim 1, characterized in that: The horizontal steel (1) is formed by splicing a plurality of connected horizontal steels.

5. The sling for lifting large products according to claim 4, characterized in that: The cross steel (1) includes a first connecting cross steel (11), a second connecting cross steel (12), a third connecting cross steel (13), a first connecting plate (14) and a second connecting plate (15), wherein the first connecting cross steel (11) and the second connecting cross steel (12) are detachably connected via the first connecting plate (14), and the second connecting cross steel (12) and the third connecting cross steel (13) are detachably connected via the second connecting plate (15).

6. The sling for lifting large products according to claim 5, characterized in that: The upper adjustment lugs (3) are provided with two, which are slidably arranged on the first connecting horizontal steel (11) and the third connecting horizontal steel (13), respectively. The first connecting horizontal steel (11) and the third connecting horizontal steel (13) are respectively provided with racks (33).

7. The sling for lifting large products according to claim 1, characterized in that: A longitudinal slide rail (43) is provided on the longitudinal steel (2), and the lower adjustment lug (4) includes a lower lug (41) and a lower adjustment plate (42). The lower adjustment plate (42) is slidably connected to the slide rail (43) of the longitudinal steel (2), and the lower end of the lower adjustment plate (42) is connected to the lower adjustment lug (4).

8. The sling for lifting large products according to claim 7, characterized in that: Each longitudinal steel (2) is slidably connected to two lower adjustment lugs (4), and the two lower adjustment lugs (4) are respectively located on both sides of the transverse steel (1).

9. The sling for lifting large products according to claim 7, characterized in that: The longitudinal steel (2) adopts an I-shaped structure, and the upper end surfaces of the lower wing plates on both sides of the waist plate of the I-shaped longitudinal steel (2) are respectively provided with a slide rail (43), and each lower adjustment lug (4) is provided with two lower adjustment plates (42), and the two lower adjustment plates (42) are respectively slidably connected to the slide rail (43) on one side, and the lower lug (41) is slidably sleeved on the lower wing plate of the longitudinal steel (2) and connected to the lower adjustment plates (42) on both sides.

10. The sling for lifting large products according to claim 7, characterized in that: The lower adjustment plate (42) is clamped and slidably arranged in the slide rail (43), and a bolt structure for pressing and contacting the slide rail (43) is threadedly mounted on the lower adjustment plate (42).

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