Air bag lifting appliance

Abstract

The utility model relates to the technical field of air bag lifting appliances, and discloses an air bag lifting appliance which is characterized in that an air bag clamping mechanism is arranged at the bottom of a connecting plate, and a lifting composition mechanism is arranged at the top of the connecting plate. According to the air bag lifting appliance, a single-head motor and a first transmission roller are driven to rotate, under transmission of a first transmission belt and a second transmission belt, a third transmission roller drives a two-way threaded rod to rotate, so that a forward adjusting clamping assembly slides towards the inner side, the left-right distance is adjusted, a double-head motor is driven to enable a one-way threaded rod to rotate, and at the moment, a threaded block is limited by a limiting rod; when the lifting device is used, the fixed L-shaped frame is driven to slide towards the inner side, the front-back distance is adjusted, at the moment, the clamping air bag is inflated through an air cylinder external inflation pipe connected with an external inflation device, the clamping air bag is full of air, a lifted object is clamped and fixed, and at the moment, lifting can be carried out; and the situation that hoisting cannot be carried out due to the fact that holes are not formed in the articles in an internal inflation extrusion fixing mode is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of air bag slings, in particular to an air bag sling. Background Art

[0002] An airbag sling is a sling that mounts a retractable sealed container on the sling's clamp arm, fills the sealed container with compressed air, and uses the elastic effect of the air to clamp the container for lifting and transporting goods.

[0003] According to a sleeve airbag sling disclosed on the patent website (authorization announcement number: CN 106586819B) as described in "The present invention relates to an airbag type sling for a sleeve, characterized in that: an airbag type sling for a sleeve, comprising an outer sleeve, a pull shaft, a suspension rod, an upper expansion rod, a lower expansion rod, an expansion pressure plate, and a spring; the pull shaft is inserted in the outer sleeve, the lower end of the suspension rod is connected to the outer sleeve, the upper part of the pull shaft is provided with a flange, the spring is sleeved on the pull shaft, the upper expansion rod, the lower expansion rod, and the expansion pressure plate constitute an expansion assembly, and at least two groups of expansion assemblies are installed on the pull shaft; it also includes an airbag, the upper part of the airbag is a longitudinal expansion part, the lower part of the airbag is a top pressure hook part, the diameter of the top pressure hook part is larger than the diameter of the longitudinal expansion part, the transition part between the top pressure hook part and the longitudinal expansion part is a step platform, and the outer surface of the step platform of the airbag is adhered with an anti-wear layer. The present invention can stably lift the sleeve, and can also automatically grab the cylinder placed on the ground plane without manual assistance, and has a high degree of automation.".

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During use of the invention, the airbag is inflated so that after the airbag is inflated and expanded, it squeezes against the inner wall of the sleeve to generate friction, thereby lifting the sleeve. However, in actual use, the sling can only be lifted by squeezing the inner wall. When the object to be lifted does not have a hole inside that can be inflated and squeezed, the sling cannot be used for lifting. Therefore, it is necessary to improve an airbag sling to solve the above problem. Utility Model Content

[0006] The purpose of the utility model is to provide an airbag sling to solve the problems raised in the above background technology.

[0007] To achieve the above object, the utility model provides the following technical solution: an airbag sling, comprising a connecting plate, an airbag clamping mechanism is arranged at the bottom of the connecting plate, and a lifting component mechanism is arranged at the top of the connecting plate;

[0008] The airbag clamping mechanism comprises a lateral adjustment clamping assembly and a forward adjustment clamping assembly, and the forward adjustment clamping assembly is arranged at the bottom of the lateral adjustment clamping assembly.

[0009] Preferably, the lateral adjustment clamping assembly includes a single-head motor, the single-head motor is fixedly mounted on the top of the connecting plate, a transmission roller 1 is fixedly mounted on the right side of the transmission shaft of the single-head motor, a transmission belt 1 is mounted on the external transmission of the transmission roller 1, a transmission roller 2 is mounted on the internal transmission of the transmission belt 1, a transmission roller 3 is fixedly mounted on the left side of the transmission roller 2, a transmission belt 2 is mounted on the external transmission of the transmission roller 3, two transmission rollers 3 are provided, and a two-way threaded rod is fixedly mounted on the left side of the two transmission rollers 3, a sliding threaded plate is mounted on the external thread of the two-way threaded rod, and a rotation limit block 1 is mounted on the external rotation of the sliding threaded plate, so as to facilitate the adjustment of the spacing between the left and right sides of the forward adjustment clamping assembly according to the width of the object to be clamped through the lateral adjustment clamping assembly.

[0010] Preferably, the top of the sliding threaded plate is slidably mounted on the bottom of the connecting plate, and the top of the rotation limit block 1 is fixedly mounted on the bottom of the connecting plate, thereby improving stability.

[0011] Preferably, the forward-adjustable clamping assembly includes a double-headed motor, which is fixedly mounted on the bottom of the sliding threaded plate, and a one-way threaded rod is fixedly mounted on the front and back of the transmission shaft of the double-headed motor, a threaded block is mounted on the external thread of the one-way threaded rod, a limit rod is slidably mounted on the inside of the threaded block, and a second rotation limit block is fixedly mounted on the front and back of the limit rod, a fixed L-shaped frame is fixedly mounted on the bottom of the threaded block, a clamping airbag is fixedly mounted on the inner side of the fixed L-shaped frame, and an external cylinder inflation tube is fixedly mounted on the outer side of the clamping airbag, so as to facilitate clamping while adjusting the front and rear spacing of the clamping by the forward-adjustable clamping assembly.

[0012] Preferably, the top of the rotation limit block 2 is fixedly installed on the bottom of the sliding threaded plate, and the one-way threaded rod is rotatably installed inside the rotation limit block 2. Four one-way threaded rods are provided, and the thread directions of the one-way threaded rods on the front and rear sides are opposite, which is convenient for spacing adjustment under normal conditions.

[0013] Preferably, the lifting component mechanism includes a fixed seat, the fixed seat is fixedly installed on the top of the connecting plate, a lifting steel cable 1 is fixedly installed on the top of the fixed seat, a connecting block is fixedly installed on the end of the lifting steel cable 1 away from the fixed seat, a lifting steel cable 2 is fixedly installed on the top of the connecting block, an external clamping ring is fixedly installed on the top of the lifting steel cable 2, and a reinforcing steel cable is fixedly installed on the bottom of the connecting block, so as to facilitate the lifting of the airbag clamping mechanism through the lifting component mechanism.

[0014] Preferably, four lifting steel cables are provided, and the four lifting steel cables are evenly distributed on the top of the connecting plate, and the bottom of the reinforcing steel cable is fixedly installed on the top of the connecting plate, thereby improving the stability of lifting.

[0015] Compared with the prior art, the utility model provides an airbag sling, which has the following beneficial effects:

[0016] 1. The airbag sling, through the airbag clamping mechanism, drives the single-head motor according to the length and width of the hoisted object during use, and the transmission roller one rotates. Under the transmission of the transmission belt one and the transmission belt two, the transmission roller three drives the bidirectional threaded rod to rotate, so that the positive adjustment clamping assembly slides inward to complete the adjustment of the left and right spacing, and drives the double-head motor to rotate the unidirectional threaded rod. At this time, the threaded block drives the fixed L-shaped frame to slide inward under the restriction of the limit rod to complete the adjustment of the front and rear spacing. At this time, the internal part of the clamping airbag is inflated through the external inflation tube of the cylinder connected to the external inflation device, so that the clamping airbag is filled with air, and the hoisted object is clamped and fixed. At this time, the lifting can be carried out, realizing the function of the airbag sling to adjust the clamping, and avoiding the situation that the internal inflation squeezing and fixing method is unable to carry out the lifting when no hole is opened inside the object.

[0017] 2. The airbag sling, through the lifting component mechanism, during use, the external clamping ring is responsible for clamping the sling with the lifting device, the lifting steel cable can effectively play a weighing role, the reinforced steel cable at the center can ensure the stability of the lifting, strengthen the connection, avoid breakage, and improve the stability of the airbag sling during lifting. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the appearance and structure of the airbag clamping mechanism of the utility model;

[0021] Figure 3 This is a schematic diagram of the exploded appearance structure of the lateral adjustment clamping assembly of the utility model;

[0022] Figure 4 This is a schematic diagram of the exploded appearance structure of the positive adjustment clamping assembly of the utility model;

[0023] Figure 5 The figure is a schematic diagram of the appearance structure of the lifting component mechanism of the utility model.

[0024] In the figure: 1. connecting plate; 2. airbag clamping mechanism; 21. lateral adjustment clamping assembly; 211. single-head motor; 212. transmission roller one; 213. transmission belt one; 214. transmission roller two; 215. transmission roller three; 216. transmission belt two; 217. bidirectional threaded rod; 218. sliding threaded plate; 219. rotation limit block one; 22. forward adjustment clamping assembly; 221. double-head motor; 222. unidirectional threaded rod; 223. threaded block; 224. limit rod; 225. rotation limit block two; 226. fixed L-shaped frame; 227. clamping airbag; 228. cylinder external inflation pipe; 3. lifting component mechanism; 31. fixed seat; 32. lifting cable one; 33. connecting block; 34. lifting cable two; 35. external clamp ring; 36. reinforcing cable. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] Embodiment 1:

[0028] See also Figure 1-4 The utility model provides a technical solution: an airbag sling, comprising a connecting plate 1, an airbag clamping mechanism 2 is arranged at the bottom of the connecting plate 1, and a lifting component mechanism 3 is arranged at the top of the connecting plate 1;

[0029] The airbag clamping mechanism 2 comprises a lateral adjustment clamping assembly 21 and a forward adjustment clamping assembly 22 . The forward adjustment clamping assembly 22 is arranged at the bottom of the lateral adjustment clamping assembly 21 .

[0030] Furthermore, the lateral adjustment clamping assembly 21 includes a single-head motor 211, which is fixedly mounted on the top of the connecting plate 1, a transmission roller 212 is fixedly mounted on the right side of the transmission shaft of the single-head motor 211, a transmission belt 213 is mounted on the external transmission of the transmission roller 212, a transmission roller 214 is mounted on the internal transmission of the transmission belt 213, a transmission roller 3 215 is fixedly mounted on the left side of the transmission roller 214, a transmission belt 216 is mounted on the external transmission of the transmission roller 3 215, two transmission rollers 3 215 are provided, and a bidirectional threaded rod 217 is fixedly mounted on the left side of the two transmission rollers 3 215, a sliding threaded plate 218 is mounted on the external thread of the bidirectional threaded rod 217, and a rotation limit block 219 is mounted on the external rotation of the sliding threaded plate 218, so as to facilitate the adjustment of the spacing between the left and right sides of the forward adjustment clamping assembly 22 according to the width of the object to be clamped by the lateral adjustment clamping assembly 21.

[0031] Furthermore, the top of the sliding threaded plate 218 is slidably mounted on the bottom of the connecting plate 1, and the top of the rotating limit block 219 is fixedly mounted on the bottom of the connecting plate 1, thereby improving stability.

[0032] Furthermore, the forward adjustment clamping assembly 22 includes a double-headed motor 221, which is fixedly mounted on the bottom of the sliding threaded plate 218, and a one-way threaded rod 222 is fixedly mounted on the front and back of the transmission shaft of the double-headed motor 221, and a threaded block 223 is mounted on the external thread of the one-way threaded rod 222, and a limit rod 224 is installed internally and slidably on the threaded block 223, and a rotation limit block 225 is fixedly mounted on the front and back of the limit rod 224, and a fixed L-shaped frame 226 is fixedly mounted on the bottom of the threaded block 223, and a clamping airbag 227 is fixedly mounted on the inner side of the fixed L-shaped frame 226, and a cylinder external inflation tube 228 is fixedly mounted on the outer side of the clamping airbag 227, so as to facilitate clamping while adjusting the front and rear spacing of the clamping by the forward adjustment clamping assembly 22.

[0033] Furthermore, the top of the second rotation limit block 225 is fixedly installed with the bottom of the sliding threaded plate 218, and the one-way threaded rod 222 is rotatably installed inside the second rotation limit block 225. Four one-way threaded rods 222 are provided, and the thread directions of the one-way threaded rods 222 on the front and rear sides are opposite, which is convenient for adjusting the spacing under normal conditions.

[0034] Embodiment two:

[0035] See also Figure 5In combination with the first embodiment, it is further obtained that the lifting component mechanism 3 includes a fixed seat 31, the fixed seat 31 is fixedly installed on the top of the connecting plate 1, a lifting steel cable 1 32 is fixedly installed on the top of the fixed seat 31, a connecting block 33 is fixedly installed on the end of the lifting steel cable 1 32 away from the fixed seat 31, a lifting steel cable 2 34 is fixedly installed on the top of the connecting block 33, an external clamping ring 35 is fixedly installed on the top of the lifting steel cable 2 34, and a reinforcing steel cable 36 is fixedly installed on the bottom of the connecting block 33, so as to facilitate the lifting of the airbag clamping mechanism 2 through the lifting component mechanism 3.

[0036] Furthermore, four lifting cables 32 are provided, and the four lifting cables 32 are evenly distributed on the top of the connecting plate 1, and the bottom of the reinforcing cable 36 is fixedly installed with the top of the connecting plate 1, thereby improving the stability of the lifting.

[0037] In actual operation, when the device is used, the single-head motor 211 is driven according to the length and width of the hoisted object, and the transmission roller 1 212 rotates. Under the transmission of the transmission belt 1 213 and the transmission belt 2 216, the transmission roller 3 215 drives the bidirectional threaded rod 217 to rotate, so that the positive adjustment clamping assembly 22 slides inward to complete the adjustment of the left and right spacing. The double-head motor 221 is driven to make the unidirectional threaded rod 222 rotate. At this time, the threaded block 223 drives the fixed L-shaped frame 226 to slide inward under the restriction of the limit rod 224 to complete the adjustment of the front and rear spacing. At this time, the air connected to the external inflatable device is used. The inflation tube 228 connected externally to the cylinder inflates the interior of the clamping airbag 227 so that the clamping airbag 227 is filled with air and the hoisted object is clamped and fixed. At this time, the hoisting can be carried out, realizing the function of the airbag sling being able to adjust the clamping, avoiding the situation where the internal inflation squeezing and fixing method does not have a hole inside the object, resulting in the inability to lift. The external clamping ring 35 is responsible for clamping the sling with the lifting device. The lifting steel cable 32 can effectively play a weighing role. The reinforced steel cable 36 at the center can ensure the stability of the lifting, strengthen the connection, avoid breakage, and improve the stability of the airbag sling during lifting.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. An airbag sling, comprising a connecting plate (1), characterized in that: The bottom of the connecting plate (1) is provided with an airbag clamping mechanism (2), and the top of the connecting plate (1) is provided with a lifting component mechanism (3); The airbag clamping mechanism (2) comprises a lateral adjustment clamping assembly (21) and a forward adjustment clamping assembly (22), wherein the forward adjustment clamping assembly (22) is arranged at the bottom of the lateral adjustment clamping assembly (21); The lateral adjustment clamping assembly (21) comprises a single-head motor (211), the single-head motor (211) is fixedly mounted on the top of the connecting plate (1), a transmission roller 1 (212) is fixedly mounted on the right side of the transmission shaft of the single-head motor (211), a transmission belt 1 (213) is mounted on the external transmission of the transmission roller 1 (212), a transmission roller 2 (214) is mounted on the internal transmission of the transmission belt 1 (213), a transmission roller 3 (215) is fixedly mounted on the left side of the transmission roller 2 (214), a transmission belt 2 (216) is mounted on the external transmission of the transmission roller 3 (215), two transmission rollers 3 (215) are provided, and a bidirectional threaded rod (217) is fixedly mounted on the left side of the two transmission rollers 3 (215), a sliding threaded plate (218) is mounted on the external thread of the bidirectional threaded rod (217), and a rotation limit block 1 (219) is mounted on the external rotation of the sliding threaded plate (218); The forward adjustment clamping assembly (22) comprises a double-headed motor (221), the double-headed motor (221) is fixedly mounted on the bottom of the sliding threaded plate (218), a one-way threaded rod (222) is fixedly mounted on the front and back of the transmission shaft of the double-headed motor (221), a threaded block (223) is mounted on the external thread of the one-way threaded rod (222), a limit rod (224) is slidably mounted inside the threaded block (223), a second rotation limit block (225) is fixedly mounted on the front and back of the limit rod (224), a fixed L-shaped frame (226) is fixedly mounted on the bottom of the threaded block (223), a clamping airbag (227) is fixedly mounted on the inner side of the fixed L-shaped frame (226), and a cylinder external inflation tube (228) is fixedly mounted on the outer side of the clamping airbag (227).

2. The airbag sling according to claim 1, characterized in that: The top of the sliding threaded plate (218) is slidably mounted on the bottom of the connecting plate (1), and the top of the rotating limit block 1 (219) is fixedly mounted on the bottom of the connecting plate (1).

3. The airbag sling according to claim 1, characterized in that: The top of the second rotation limit block (225) is fixedly mounted on the bottom of the sliding threaded plate (218), and the one-way threaded rod (222) is rotatably mounted inside the second rotation limit block (225). Four one-way threaded rods (222) are provided, and the thread directions of the one-way threaded rods (222) on the front and rear sides are opposite.

4. The airbag sling according to claim 1, characterized in that: The lifting assembly mechanism (3) comprises a fixed seat (31), wherein the fixed seat (31) is fixedly mounted on the top of the connecting plate (1), a lifting steel cable 1 (32) is fixedly mounted on the top of the fixed seat (31), a connecting block (33) is fixedly mounted on the end of the lifting steel cable 1 (32) away from the fixed seat (31), a lifting steel cable 2 (34) is fixedly mounted on the top of the connecting block (33), an external clamping ring (35) is fixedly mounted on the top of the lifting steel cable 2 (34), and a reinforcing steel cable (36) is fixedly mounted on the bottom of the connecting block (33).

5. The airbag sling according to claim 4, characterized in that: There are four lifting steel cables (32), and the four lifting steel cables (32) are evenly distributed on the top of the connecting plate (1), and the bottom of the reinforcing steel cable (36) is fixedly installed on the top of the connecting plate (1).

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