Engine intercooler lifting appliance

Abstract

An engine intercooler lifting appliance belongs to the technical field of lifting of intercoolers and comprises a lifting connecting mechanism, two chains are detachably mounted at the bottom of the lifting connecting mechanism, a hanging plate connecting assembly is detachably mounted at the lower end of each chain correspondingly, each hanging plate connecting assembly comprises a connecting plate, a bearing shaft is detachably mounted on each connecting plate, and the bearing shafts are detachably mounted on the connecting plates. The bearing shaft is transversely arranged, a blocking part is fixedly arranged at one end of a shaft body of the bearing shaft, the shaft body of the bearing shaft is used for being inserted into a lifting hole of the intercooler hanging plate, the lifting hole is in a big-end-down key hole shape, and the diameter of the blocking part is larger than the upper size of the lifting hole and not larger than the lower size of the lifting hole, so that the bearing shaft can be conveniently and rapidly inserted into the lifting hole of the intercooler hanging plate. The bearing shaft can be matched with a lifting hole in a special shape in the intercooler hanging plate, rapid and accurate positioning can be achieved, it is guaranteed that the intercooler cannot fall off accidentally in the lifting process, lifting safety is guaranteed, and lifting efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of intercooler hoisting, particularly to an engine intercooler hoist. BACKGROUND

[0002] The engine intercooler is a device for cooling high-temperature gas compressed by a turbocharger, and is usually installed between the turbocharger and the engine intake manifold to transfer heat in the high-temperature air to a cooling medium by heat exchange, so as to reduce the intake temperature, increase the intake density, and thus improve the performance and efficiency of the engine.

[0003] The engine intercooler hoist plays an important role in the installation, maintenance, and replacement of the engine intercooler, and can move the intercooler from one place to another. During intercooler production, an intercooler hanging plate is usually welded and fixed on both sides of the intercooler to facilitate hoisting and transportation. The intercooler hanging plate has a lifting hole, and the hoist is connected to the lifting hole on the intercooler hanging plate through a special clamping device or through a chain and a hook, thereby realizing the hoisting of the intercooler.

[0004] However, the lifting hole on the existing intercooler hanging plate is usually shaped like a keyhole to improve hoisting stability. The hook is not convenient to connect to the special-shaped hole, and is easily scratched and bumped during installation. Moreover, the hook has weak limiting ability on the intercooler during hoisting, and the intercooler is easily shaken, which may cause the risk of falling. The existing special clamping device has a complex overall structure, slow installation and disassembly speed, and low assembly efficiency, which seriously affects the production efficiency of the entire production line. UTILITY MODEL CONTENTS

[0005] To solve the technical problems of slow installation and disassembly speed and poor connection stability of the existing intercooler hoist in the background art, the utility model provides an engine intercooler hoist.

[0006] The utility model technical scheme is as follows:

[0007] The utility model provides a kind of engine intercooler lifting appliance, including hoisting connecting mechanism, the bottom of hoisting connecting mechanism is detachably installed with two padlocks, the lower end of each padlock is detachably installed with a hanger plate connecting component, hanger plate connecting component includes connecting plate, detachably installed with load-bearing shaft on connecting plate, load-bearing shaft is transversely arranged, the shaft body one end of load-bearing shaft is fixed with stop, the shaft body of load-bearing shaft is used to be inserted in the lifting hole of intercooler hanger plate, lifting hole is the keyhole shape of big lower small, the diameter of stop is greater than the upper portion size of lifting hole, and it is not greater than the lower portion size of lifting hole, so that load-bearing shaft can be conveniently and quickly inserted into the lifting hole of intercooler hanger plate, load-bearing shaft can be adapted to the lifting hole of special shape on intercooler hanger plate, can realize fast, accurate positioning, ensure that intercooler does not accidentally fall off in hoisting process, guarantee hoisting safety, improve hoisting efficiency, detachably installed padlock and hanger plate connecting component are conveniently adapted adjustment according to different models of intercooler, enhance the versatility of lifting appliance.

[0008] Preferably, the upper end of the connecting plate is provided with a lifting hole, the lower end of the connecting plate is provided with a mounting hole, the lower end of the chain is connected with the lifting hole, and the load-bearing shaft is detachably connected with the mounting hole, facilitating individual replacement and maintenance of each component. When the chain is worn or the load-bearing shaft has a problem, it can be quickly disassembled and replaced without the need for overall replacement of the lifting appliance, reducing maintenance costs, reducing equipment downtime, and improving production continuity.

[0009] Preferably, the connecting plate includes a vertical hanging portion and a mounting portion, the lower end of the hanging portion is fixedly connected to the upper end of the mounting portion through a bending portion, the lifting hole is provided on the hanging portion, and the mounting hole is provided on the mounting portion. The bending portion optimizes the structural stress of the connecting plate, making the transition between the hanging portion and the mounting portion more natural, better withstands the weight of the intercooler during hoisting, disperses stress, prevents the connecting plate from being damaged due to concentrated stress, prolongs the service life of the lifting appliance, ensures safe and reliable hoisting, and at the same time, after the load-bearing shaft is connected to the intercooler hanger plate, a hand operation space is reserved, making the use of the lifting appliance more convenient.

[0010] Preferably, the side wall of the mounting portion is a plane, the side wall of the mounting portion is used to fit with the outer wall of the intercooler hanger plate, the plane side wall fits with the outer wall of the intercooler hanger plate, increasing the stability of the connection, effectively limiting the relative displacement between the hanger plate connecting component and the intercooler hanger plate during hoisting, avoiding damage to the intercooler due to shaking, further ensuring hoisting safety, and ensuring the accuracy of the hoisting process.

[0011] Preferably, the shaft body is limited by two retaining rings, the two retaining rings are distributed on both sides of the connecting plate, the retaining ring plays an axial limiting role on the load-bearing shaft, preventing the load-bearing shaft from moving axially due to factors such as shaking and stress during hoisting, ensuring that the load-bearing shaft is always stably inserted into the lifting hole, ensuring that the intercooler is firmly connected to the lifting appliance, reducing safety risks, and improving hoisting reliability.

[0012] Preferably, the shaft body is threadedly connected with the connecting plate, the threaded connection facilitates the installation and dismounting of the load bearing shaft, is simple and quick to operate, does not need to rely on complex tools, can greatly save time when different specifications of load bearing shafts need to be replaced or maintenance is performed, improves work efficiency, meanwhile, the connection is relatively stable, can meet the strength requirement during hoisting, and the load bearing shaft is provided with an additional anti-falling safety device in the form of a split pin, even when the retaining ring is damaged or the threaded connection fails, the load bearing shaft can be prevented from falling out of the mounting hole, further strengthens the hoisting safety guarantee, and avoids the occurrence of a middle cooler falling accident.

[0013] Preferably, the end of the shaft body away from the retaining portion is detachably provided with a split pin, the split pin provides an additional anti-falling safety device for the load bearing shaft, even when the retaining ring is damaged or the threaded connection fails, the load bearing shaft can be prevented from falling out of the mounting hole, further strengthens the hoisting safety guarantee, and avoids the occurrence of a middle cooler falling accident.

[0014] Preferably, the hoisting connecting mechanism comprises a cross beam, a first lifting ring is fixedly arranged at the center position of the upper portion of the cross beam, and a plurality of second lifting rings are fixedly arranged along the length direction of the lower portion of the cross beam, the first lifting ring is used for connecting a hoisting device to realize the hoisting of the whole lifting device, the center position ensures that the lifting device is balanced during hoisting, and the plurality of second lifting rings arranged at the lower portion facilitate the flexible selection of the position of the connecting chain according to the shape, gravity center distribution and the like of the middle cooler, so that the lifting device can be adapted to middle coolers of different specifications and structures, and the versatility and hoisting stability of the lifting device are enhanced.

[0015] Preferably, the plurality of second lifting rings are divided into two groups, the two groups of second lifting rings are symmetrically arranged at the two sides of the first lifting ring, the second lifting rings are connected with the chain through hooks, and the lower end of the chain is connected with the connecting plate through hooks, the symmetrically arranged second lifting rings are connected with the chain through hooks, the lifting force of the lifting device on the middle cooler is evenly distributed, the problems of the middle cooler tilting and deforming caused by uneven force are avoided, the hoisting is stable and safe, the hook connection mode facilitates the quick mounting and dismounting of the chain, improves the operation convenience, and meets the frequent hoisting operation requirement.

[0016] Preferably, the hook is an anti-falling hook, which can effectively prevent the chain from being accidentally unhooked during hoisting, and eliminate the middle cooler falling danger caused by unhooking.

[0017] It can be seen from the above technical solutions that the utility model has the advantages of:

[0018] 1. Two connecting plates are arranged, and a load bearing shaft is arranged on each connecting plate, the shaft body of the load bearing shaft is used for being inserted into the lifting hole of the middle cooler hanging plate, a retaining portion is fixedly arranged at one end of the shaft body of the load bearing shaft, the diameter of the retaining portion is greater than the upper portion size of the lifting hole and is not greater than the lower portion size of the lifting hole, the load bearing shaft can be conveniently and quickly inserted into the lifting hole of the middle cooler hanging plate, the load bearing shaft can be adapted to the special-shaped lifting hole on the middle cooler hanging plate, quick and accurate positioning can be realized, the middle cooler is prevented from being accidentally fallen during hoisting, hoisting safety is guaranteed, hoisting efficiency is improved, the detachably mounted chain and hanging plate connecting assembly can be adapted and adjusted according to different types of middle coolers, and the versatility of the lifting device is enhanced.

[0019] 2. The mounting side wall of the connecting plate is designed to fit against the outer wall of the intercooler mounting plate. The flat side wall fits against the outer wall of the intercooler mounting plate, which increases the stability of the connection. During hoisting, it can effectively limit the relative displacement between the mounting plate connecting assembly and the intercooler mounting plate, avoid damage to the intercooler due to shaking, further ensure hoisting safety, and ensure the accuracy of the hoisting process.

[0020] 3. The bending section on the connecting plate optimizes the structural stress, making the transition between the suspension section and the installation section more natural. During hoisting, it can better bear the weight of the intercooler, distribute stress, prevent the connecting plate from being damaged due to stress concentration, extend the service life of the lifting equipment, and ensure safe and reliable hoisting. At the same time, after the load-bearing shaft is connected to the intercooler mounting plate, it can reserve hand operation space, making it easier to use the lifting equipment. Attached Figure Description

[0021] To more clearly illustrate the technical solution of this utility model, the drawings used in the description will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0022] Figure 1 This is a schematic diagram of the overall structure of the engine intercooler hanger according to one or more embodiments of the present invention;

[0023] Figure 2 This is a structural schematic diagram of the mounting plate connection assembly according to one or more embodiments of the present invention;

[0024] Figure 3 This is a schematic diagram of the planar structure of the connecting plate according to one or more embodiments of the present invention;

[0025] Figure 4 This is a schematic diagram of the structure of the mounting plate connection assembly and the intercooler mounting plate according to one or more embodiments of the present invention;

[0026] Figure 5 This is a structural schematic diagram of the intercooler mounting plate according to one or more embodiments of the present invention;

[0027] The components represented by the various reference numerals in the diagram are:

[0028] 1. Crossbeam; 2. First lifting ring; 3. Second lifting ring; 4. Chain; 5. Hook; 6. Hanging plate connecting assembly; 7. Suspension part; 8. Bending part; 9. Mounting part; 10. Load-bearing shaft; 11. First retaining ring; 12. Second retaining ring; 13. Cotter pin; 14. Lifting hole; 15. Mounting hole; 16. Intercooler hanging plate; 17. Lifting hole. Detailed Implementation

[0029] In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the technical solutions in the utility model will be described clearly and completely in combination with the drawings in the specific embodiments below. Obviously, the embodiments described below are only some of the embodiments of the utility model, not all. Based on the embodiments in the patent, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the patent.

[0030] In a typical embodiment of the utility model, as shown in Figures 1-3 An engine intercooler lifting appliance is provided, comprising: a lifting connection mechanism, a chain 4, a lifting hook 5 and a hanging plate connecting assembly 6, the chain 4 is provided with two, the lifting connection mechanism is used for connecting with a lifting device, the upper end of the two chains 4 is detachably installed at the bottom of the lifting connection mechanism, the lower end of each chain 4 is respectively provided with a lifting hook 5, the two lifting hooks 5 are the same height and oppositely arranged, and one hanging plate connecting assembly 6 is detachably installed on each lifting hook 5, so as to be quickly connected with the intercooler hanging plate 16 through the hanging plate connecting assembly 6.

[0031] As shown in Figure 1 The lifting connection mechanism comprises a crossbeam 1, a first lifting ring 2 and a second lifting ring 3, the crossbeam 1 is horizontally arranged, the first lifting ring 2 is fixedly installed at the upper surface of the crossbeam 1, and the first lifting ring 2 is located at the center position of the crossbeam 1, so as to ensure the stability of the crossbeam 1 during lifting, the second lifting ring 3 is provided with a plurality of second lifting rings 3, and the plurality of second lifting rings 3 are fixedly arranged at the bottom of the crossbeam 1 along the length direction of the crossbeam 1, the plurality of second lifting rings 3 are divided into two groups, and the two groups of second lifting rings 3 are symmetrically arranged on the two sides of the first lifting ring 2, the second lifting ring 3 is used for connecting with the chain 4, so as to ensure that the two chains 4 are symmetrically distributed on the two sides of the first lifting ring 2, thereby ensuring the stability during hoisting the intercooler.

[0032] The second lifting ring 3 is detachably connected with one end (i.e. the upper end) of the chain 4 through the lifting hook 5, and the other end (i.e. the lower end) of the chain 4 is detachably connected with the hanging plate connecting assembly 6 through the lifting hook 5, in the embodiment, the lifting hook 5 is a anti-drop lifting hook.

[0033] The arrangement of the plurality of second lifting rings 3 can adjust the relative position of the two chains 4 according to the requirements, so as to adapt to intercoolers of different specifications and sizes, and improve the stability of hoisting.

[0034] As shown in Figure 2 The hanging plate connecting assembly 6 comprises a connecting plate and a load-bearing shaft 10, as shown in Figure 3As shown, the upper end of the connecting plate is provided with a lifting hole 14, and the lower end of the connecting plate is provided with a mounting hole 15. The upper end of the connecting plate is detachably connected with the hook 5 at the lower end of the corresponding chain 4 through the lifting hole 14, and the lower end of the connecting plate is detachably connected with the load-bearing shaft 10 through the mounting hole 15. The load-bearing shaft 10 is transversely arranged, and the axial direction of the load-bearing shaft 10 is perpendicular to the vertical chain 4, so as to be quickly connected with the intercooler hanging plate 16 through the load-bearing shaft 10.

[0035] Specifically, the connecting plate is a bent plate structure, and the connecting plate comprises a vertical hanging part 7 and a mounting part 9. The hanging part 7 is located above the mounting part 9, and the lower end of the hanging part 7 is fixedly connected with the upper end of the mounting part 9 through a bent part 8. The lifting hole 14 is arranged on the hanging part 7, and the mounting hole 15 is arranged on the mounting part 9. The side wall of the mounting part 9 is a plane and can be attached to the intercooler hanging plate 16. The distance between the two oppositely arranged mounting parts 9 is the same as the distance between the outer walls of the two intercooler hanging plates 16, so that the two mounting parts 9 can be used to constrain the intercooler hanging plate 16, thereby reducing the swing of the intercooler during lifting and improving safety. The provision of the bent part 8 can reserve a hand operation space after the load-bearing shaft 10 is connected with the intercooler hanging plate 16, which is more convenient for the use of the lifting appliance.

[0036] As shown in the drawings, Figure 2 The load-bearing shaft 10 is a T-shaped shaft, and the load-bearing shaft 10 comprises a shaft body. One end of the shaft body is fixedly provided with a blocking part with a diameter larger than that of the shaft body. The diameter of the shaft body is the same as that of the mounting hole 15. The shaft body of the load-bearing shaft 10 is inserted into the mounting hole 15, and two mounting grooves are further arranged on the shaft body of the load-bearing shaft 10 along the axial direction of the shaft body for mounting the blocking ring. After the load-bearing shaft 10 is inserted into the mounting hole 15, the two mounting grooves are located on the two sides of the connecting plate. A first blocking ring 11 is mounted in one of the mounting grooves, and a second blocking ring 12 is mounted in the other mounting groove, so as to limit the position of the load-bearing shaft 10 and prevent the load-bearing shaft 10 from being pulled out of the mounting hole 15. When the load-bearing shaft 10 is worn out, the two blocking rings can be removed, and the load-bearing shaft 10 can be replaced.

[0037] In order to improve the safety performance of the load-bearing shaft 10, a plug hole is formed at the end of the shaft body of the load-bearing shaft 10 away from the blocking part, so as to mount the split pin 13. The split pin 13 cooperates with the blocking ring to achieve double protection. When the blocking ring fails due to wear, the split pin can play a limiting role to prevent the load-bearing shaft 10 and the intercooler from falling off during lifting, thereby eliminating the safety hazard.

[0038] In other embodiments, the shaft body of the load-bearing shaft 10 can be provided with external threads, and the mounting hole 15 can be provided with internal threads. The blocking ring and the mounting groove can be cancelled to make the connection between the load-bearing shaft 10 and the mounting hole 15 more stable. It can be understood that the specific connection mode of the load-bearing shaft 10 and the mounting hole 15 can be selected according to the actual design requirements, and the specific connection mode is not limited here.

[0039] As Figure 5 shown, the lifting hole 17 of the intercooler hanging plate 16 is a keyhole shape with the upper part smaller than the lower part, specifically, the lifting hole 17 includes a round hole and a long hole, the long hole is vertically arranged above the round hole, and the long hole is in communication with the round hole, the size of the round hole is larger than that of the long hole, the shaft body of the load bearing shaft 10 can be inserted into the round hole and the long hole, and the diameter of the stop portion at the end of the shaft body is not larger than the diameter of the round hole, so that the stop portion can only pass through the round hole, thereby the cooperation of the stop portion and the long hole can realize the quick clamping of the load bearing shaft 10 and the intercooler hanging plate 16 (as Figure 4 shown).

[0040] Specific working principle is:

[0041] Connect the first lifting ring 2 with the lifting equipment, select the corresponding two second lifting rings according to the size of the intercooler to adjust the distance between the two chains 4, connect the lifting hole 14 on the upper hanging part 7 of the connecting plate with the lifting hook 5 at the lower end of the corresponding chain 4, and insert the load bearing shaft 10 into the mounting hole 15 of the mounting part 9 at the lower end of the connecting plate, and limit the load bearing shaft 10 by using two stop rings, and at the same time, insert the split pin 13 on the load bearing shaft 10; after assembly, the load bearing shaft 10 is transversely inserted through the lifting hole 17 on the intercooler hanging plate 16, specifically, through the round hole at the lower part of the lifting hole 17, so that the side surface of the mounting part 9 is attached to the outer wall of the intercooler hanging plate 16, then move the load bearing shaft 10 upward, so that the shaft body of the load bearing shaft 10 is located in the long hole at the upper part of the lifting hole 17, to complete the quick connection with the intercooler hanging plate 16, lift the intercooler to the designated position by the lifting equipment, during the lifting process, under the action of gravity, the clamping of the load bearing shaft 10 and the lifting hole 17 is more firm, when the intercooler is lifted in place, move the load bearing shaft 10 downward and pull it out of the lifting hole 17, the load bearing shaft 10 is simple in structure and quick and convenient in connection with the intercooler hanging plate 16, and will not be scratched by knocking with the intercooler body.

[0042] The above description of the disclosed embodiments enables those skilled in the art to carry out or use the present application. Various modifications to 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 present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An engine intercooler hanger, comprising: The lifting connecting mechanism is characterized in that two chains (4) are detachably installed at the bottom of the lifting connecting mechanism, a hanging plate connecting assembly (6) is correspondingly detachably installed at the lower end of each chain (4), the hanging plate connecting assembly (6) comprises a connecting plate, a load bearing shaft (10) is detachably installed on the connecting plate, the load bearing shaft (10) is arranged transversely, a stop portion is fixedly arranged at one end of the shaft body of the load bearing shaft (10), the shaft body of the load bearing shaft (10) is used for being inserted into a lifting hole (17) of a middle cooler hanging plate (16), the lifting hole (17) is in the shape of a keyhole with a large lower part and a small upper part, the diameter of the stop portion is greater than the size of the upper part of the lifting hole (17) and is not greater than the size of the lower part of the lifting hole (17).

2. The engine intercooler hanger of claim 1, wherein, The upper end of the connecting plate is provided with a lifting hole (14), the lower end of the connecting plate is provided with a mounting hole (15), the lower end of the chain (4) is connected with the lifting hole (14), and the load bearing shaft (10) is detachably connected with the mounting hole (15).

3. The engine intercooler hanger of claim 2, wherein, The connecting plate comprises a vertical hanging portion (7) and a mounting portion (9), the lower end of the hanging portion (7) is fixedly connected with the upper end of the mounting portion (9) through a bending portion (8), the lifting hole (14) is arranged on the hanging portion (7), and the mounting hole (15) is arranged on the mounting portion (9).

4. The engine intercooler hanger of claim 3, wherein, The side wall of the mounting portion (9) is a plane, and the side wall of the mounting portion (9) is used for being attached to the outer wall of the middle cooler hanging plate (16).

5. The engine intercooler hanger of claim 1, wherein, The shaft body is limited by two stop rings, and the two stop rings are arranged on the two sides of the connecting plate.

6. The engine intercooler hanger of claim 1, wherein, The shaft body is threadedly connected with the connecting plate.

7. An engine intercooler hanger as claimed in claim 5 or 6, wherein, An open pin (13) is detachably installed at the end of the shaft body away from the stop portion.

8. The engine intercooler hanger of claim 1, wherein, The lifting connecting mechanism comprises a cross beam (1), a first lifting ring (2) is fixedly arranged at the upper center position of the cross beam (1), and a plurality of second lifting rings (3) are fixedly arranged on the cross beam (1) in the length direction of the cross beam (1).

9. The engine intercooler hanger of claim 8, wherein, The plurality of second lifting rings (3) are divided into two groups, the two groups of second lifting rings (3) are symmetrically arranged on the two sides of the first lifting ring (2), the second lifting ring (3) is connected with the chain (4) through a hook (5), and the lower end of the chain (4) is connected with the connecting plate through the hook (5).

10. The engine intercooler hanger of claim 9, wherein, The hook (5) is an anti-drop hook (5).

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