Auxiliary lifting device for storage battery in limited space

Abstract

The utility model discloses an auxiliary lifting device for a storage battery in a limited space, which comprises a first sliding rod, a second sliding rod, a third sliding rod and a fourth sliding rod which are in sliding connection with a bearing plate, and the first sliding rod and the second sliding rod slide along the length direction of the bearing plate. The third sliding rod and the fourth sliding rod slide in the width direction of the bearing plate. The ends, away from each other, of the first sliding rod and the second sliding rod are connected with a first clamping jaw and a second clamping jaw correspondingly. The ends, away from each other, of the third sliding rod and the fourth sliding rod are connected with a third clamping jaw and a fourth clamping jaw correspondingly. The bearing pipe is connected with the upper surface of the bearing plate; the fixing frame is connected with the bearing pipe; the handle is connected with the fixing frame; the working end of the lifting assembly is connected with the first sliding rod, the second sliding rod, the third sliding rod and the fourth sliding rod. According to the scheme, the four side faces of the storage battery can be grabbed at the same time, grabbing is firm, and the storage battery is not prone to falling off; the grabbing is surface contact, so that the side surface of the storage battery cannot be damaged.

Description

TECHNICAL FIELD

[0001] The utility model relates to substation maintenance technical field, concretely relates to a limited space inside battery auxiliary lifting device. BACKGROUND

[0002] When replacing the battery in the extra-high voltage substation, due to the limited space in the battery room, large tools cannot be used for hoisting the battery; if the traditional manual carrying means is used to carry the battery, it is time-consuming and laborious, therefore, an auxiliary device is needed to grasp and replace the battery; however, the existing battery grasping tool is mostly point contact and line contact when contacting the battery, which can easily damage the outer surface of the battery; at the same time, the existing battery grasping tool only contacts two sides of the battery, and the grasping firmness is not ideal, and there is a risk of battery falling. SUMMARY

[0003] The utility model provides a limited space inside battery auxiliary lifting device, through the lifting assembly draws first sliding rod, second sliding rod, third sliding rod and fourth sliding rod horizontal sliding, make first pawl, second pawl, third pawl and fourth pawl with four side surface of battery contact, realize four side surface grasping of battery, grasp firm, not easy to fall, and first pawl, second pawl, third pawl and fourth pawl all contact with battery surface, will not cause damage to the side surface of the battery.

[0004] To solve the above technical problems, the technical scheme of the utility model is as follows:

[0005] The utility model provides a limited space inside battery auxiliary lifting device, comprising:

[0006] A bearing plate;

[0007] First sliding rod, second sliding rod, third sliding rod and fourth sliding rod in sliding connection with the bearing plate, the first sliding rod and the second sliding rod slide along the length direction of the bearing plate, and the first sliding rod and the second sliding rod are close to the two ends of the length direction of the bearing plate respectively; the third sliding rod and the fourth sliding rod slide along the width direction of the bearing plate, and the third sliding rod and the fourth sliding rod are close to the two ends of the width direction of the bearing plate respectively;

[0008] The end of the first sliding rod and the second sliding rod away from each other is connected with the first pawl and the second pawl respectively;

[0009] The end of the third sliding rod and the fourth sliding rod away from each other is connected with the third pawl and the fourth pawl respectively;

[0010] The first, second, third and fourth clamping claws are all flat structures in contact with the storage battery;

[0011] A bearing tube connected to the upper surface of the bearing plate;

[0012] A fixing frame connected to the bearing tube;

[0013] A handle connected to the fixing frame;

[0014] A pulling assembly, the working end of which is connected to the first, second, third and fourth sliding rods to pull the first, second, third and fourth sliding rods to slide horizontally.

[0015] Optionally, the pulling assembly comprises:

[0016] A lifting rod slidingly arranged inside the bearing tube, vertically extending, and the upper end of which penetrates a guide hole in the bottom surface of the fixing frame;

[0017] A handle, which is located inside the fixing frame and below the handle, and is connected to the upper end of the lifting rod;

[0018] A first pull rope connected between the bottom end of the lifting rod and the first sliding rod, which penetrates a first through slot in the bottom of the bearing tube;

[0019] A second pull rope connected between the bottom end of the lifting rod and the second sliding rod, which penetrates a second through slot in the bottom of the bearing tube;

[0020] A third pull rope connected between the bottom end of the lifting rod and the third sliding rod, which penetrates a third through slot in the bottom of the bearing tube;

[0021] A fourth pull rope connected between the bottom end of the lifting rod and the fourth sliding rod, which penetrates a fourth through slot in the bottom of the bearing tube.

[0022] Optionally, the pulling assembly further comprises:

[0023] A first, second, third and fourth guide ring arranged on the upper surface of the bearing plate;

[0024] The first guide ring is provided with a plurality of first guide rings, which are uniformly distributed between the bearing tube and the first sliding rod, and the first pull rope penetrates the plurality of first guide rings;

[0025] The second guide ring is provided with a plurality of second guide rings which are uniformly distributed between the bearing tube and the second sliding rod, and the second pull rope penetrates through the plurality of second guide rings.

[0026] The third guide ring is arranged between the bearing tube and the third sliding rod, and the third pull rope penetrates through the third guide ring.

[0027] The fourth guide ring is arranged between the bearing tube and the fourth sliding rod, and the fourth pull rope penetrates through the fourth guide ring.

[0028] The first pull rope, the second pull rope, the third pull rope and the fourth pull rope are all made of a plurality of spring steel wires.

[0029] Optionally, the lifting assembly further comprises:

[0030] A nut is threadedly connected with the lifting rod, and the nut is located between the inner bottom surface of the fixed frame and the handle.

[0031] Optionally, the lifting rod is in clearance fit with the guide hole.

[0032] Optionally, the first sliding rod, the second sliding rod, the third sliding rod and the fourth sliding rod each comprise:

[0033] A guide frame connected with the upper surface of the bearing plate;

[0034] A first rod body in sliding fit with the guide frame, and an end of the first rod body close to the center of the bearing plate is connected with the working end of the lifting assembly;

[0035] The first rod body is internally provided with a sliding cavity which penetrates through an end surface of the first rod body away from the center of the bearing plate;

[0036] A second rod body in sliding fit with the sliding cavity;

[0037] The first rod body is provided with a positioning counterbore at an end thereof, and the positioning counterbore is in communication with the sliding cavity;

[0038] A positioning bolt is threadedly connected with the positioning counterbore, and an end of the positioning bolt is in abutment with the second rod body.

[0039] Optionally, the surface of the second rod body is provided with a plurality of positioning holes which are uniformly distributed along the length direction of the second rod body, and the plurality of positioning holes are adapted to the positioning bolt.

[0040] Optionally, the first clamping jaw, the second clamping jaw, the third clamping jaw and the fourth clamping jaw each comprise:

[0041] A vertical plate connected with the second rod body, the vertical plate being perpendicular to the bearing plate;

[0042] A horizontal plate connected with the vertical plate, the horizontal plate extending along the edge of the bearing plate;

[0043] A rubber pad connected with the horizontal plate, the rubber pad abutting against the side of the storage battery during grabbing.

[0044] Optionally, the first claw, the second claw, the third claw and the fourth claw each further comprise:

[0045] A threaded hole penetratingly arranged at both ends of the horizontal plate;

[0046] A connecting counterbore penetratingly arranged at both ends of the rubber pad, the connecting counterbore corresponding to the threaded hole;

[0047] A connecting bolt arranged in the connecting counterbore, the connecting bolt being threadedly connected with the threaded hole.

[0048] Optionally, the first claw, the second claw, the third claw and the fourth claw each comprise:

[0049] A pad plate between the horizontal plate and the rubber pad, both ends of the pad plate penetratingly arranged with a connecting through hole, the connecting through hole corresponding to the threaded hole, and the end of the connecting bolt penetrating through the connecting through hole.

[0050] The above scheme of the utility model has at least the following beneficial effects:

[0051] The above scheme of the utility model, by the first sliding rod, the second sliding rod, the third sliding rod and the fourth sliding rod horizontally sliding under the pulling of the pulling assembly, the first claw, the second claw, the third claw and the fourth claw contact with the four sides of the storage battery, the four sides of the storage battery are grabbed, the grabbing is firm, the storage battery is not easy to fall off, and the first claw, the second claw, the third claw and the fourth claw all contact with the surface of the storage battery, so that the side of the storage battery is not damaged. BRIEF DESCRIPTION OF DRAWINGS

[0052] Figure 1 It is the three-dimensional structure schematic view of the auxiliary pulling device for the storage battery in the limited space provided by the embodiment of the utility model;

[0053] Figure 2 It is the front view of the auxiliary pulling device for the storage battery in the limited space provided by the embodiment of the utility model;

[0054] Figure 3 It is the right view of the auxiliary pulling device for the storage battery in the limited space provided by the embodiment of the utility model;

[0055] Figure 4 is a structural schematic view of the first sliding rod, the second sliding rod, the third sliding rod and the fourth sliding rod in the auxiliary lifting device for storage battery in limited space provided by the embodiment of the utility model;

[0056] Figure 5 is a top view sectional view of the first clamping jaw, the second clamping jaw, the third clamping jaw and the fourth clamping jaw in the auxiliary lifting device for storage battery in limited space provided by the embodiment of the utility model.

[0057] The sign of the reference numerals is as follows:

[0058] 1, bearing plate; 11, first guide ring; 12, second guide ring; 13, third guide ring; 14, fourth guide ring; 21, first sliding rod; 22, second sliding rod; 23, third sliding rod; 24, fourth sliding rod; 25, guide frame; 26, first rod body; 261, sliding cavity; 262, positioning counterbore; 27, second rod body; 271, positioning hole; 28, positioning bolt; 31, first clamping jaw; 32, second clamping jaw; 33, third clamping jaw; 34, fourth clamping jaw; 35, vertical plate; 36, horizontal plate; 361, threaded hole; 37, rubber pad; 371, connecting counterbore; 38, backing plate; 381, connecting through hole; 39, connecting bolt; 4, bearing tube; 41, first through slot; 42, second through slot; 43, third through slot; 44, fourth through slot; 5, fixing frame; 51, guide hole; 6, handle; 71, first pull rope; 72, second pull rope; 73, third pull rope; 74, fourth pull rope; 75, lifting rod; 76, nut; 77, handle. DETAILED DESCRIPTION

[0059] Exemplary embodiments of the present disclosure will be described more fully hereinafter with reference to the accompanying drawings. While example embodiments of the present disclosure are shown in the drawings, it is understood that the present disclosure can be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the present disclosure to those skilled in the art.

[0060] As Figures 1-5 shown, the utility model provides a kind of auxiliary lifting device for storage battery in limited space, including:

[0061] bearing plate 1;

[0062] A first sliding rod 21, a second sliding rod 22, a third sliding rod 23 and a fourth sliding rod 24 are slidably connected with the bearing plate 1, the first sliding rod 21 and the second sliding rod 22 slide along the length direction of the bearing plate 1, and the first sliding rod 21 and the second sliding rod 22 are respectively close to the two ends of the length direction of the bearing plate 1; the third sliding rod 23 and the fourth sliding rod 24 slide along the width direction of the bearing plate 1, and the third sliding rod 23 and the fourth sliding rod 24 are respectively close to the two ends of the width direction of the bearing plate 1;

[0063] The distal ends of the first sliding rod 21 and the second sliding rod 22 are respectively connected with a first clamping jaw 31 and a second clamping jaw 32;

[0064] The distal ends of the third sliding rod 23 and the fourth sliding rod 24 are respectively connected with a third clamping jaw 33 and a fourth clamping jaw 34;

[0065] The first clamping jaw 31, the second clamping jaw 32, the third clamping jaw 33 and the fourth clamping jaw 34 are all in plane structure;

[0066] A bearing tube 4 is connected with the upper surface of the bearing plate 1;

[0067] A fixing frame 5 is connected with the bearing tube 4;

[0068] A handle 6 is connected with the fixing frame 5;

[0069] A lifting assembly, the working end of the lifting assembly is connected with the first sliding rod 21, the second sliding rod 22, the third sliding rod 23 and the fourth sliding rod 24, so as to pull the first sliding rod 21, the second sliding rod 22, the third sliding rod 23 and the fourth sliding rod 24 to slide horizontally.

[0070] In the embodiment, when the battery is grabbed and transferred, the hand-held handle 6 is used to make the bearing plate 1 abut against the upper surface of the battery, the first clamping jaw 31 and the second clamping jaw 32 are respectively located at two sides in the length direction of the battery, the third clamping jaw 33 and the fourth clamping jaw 34 are respectively located at two sides in the width direction of the battery; the first sliding rod 21, the second sliding rod 22, the third sliding rod 23 and the fourth sliding rod 24 are horizontally slid by the pulling assembly, the first sliding rod 21 and the second sliding rod 22 slide towards each other along the length direction of the bearing plate 1, so that the first clamping jaw 31 and the second clamping jaw 32 are in close contact with the two side surfaces in the length direction of the battery respectively, the third sliding rod 23 and the fourth sliding rod 24 slide towards each other along the width direction of the bearing plate 1, so that the third clamping jaw 33 and the fourth clamping jaw 34 are in close contact with the two side surfaces in the width direction of the battery respectively, thereby realizing the grabbing of the battery; the bearing plate 1 is lifted by the handle 6 and the bearing tube 4, so that the battery is transferred; after the battery is transferred to the target position, the pulling of the first sliding rod 21, the second sliding rod 22, the third sliding rod 23 and the fourth sliding rod 24 by the pulling assembly is released, the first clamping jaw 31, the second clamping jaw 32, the third clamping jaw 33 and the fourth clamping jaw 34 are separated from the side surface of the battery, and the grabbing of the battery is released;

[0071] When the battery is grabbed, the first clamping jaw 31, the second clamping jaw 32, the third clamping jaw 33 and the fourth clamping jaw 34 are in close contact with the four outer side surfaces of the battery respectively, the four outer side surfaces of the battery are all stressed, the grabbing is firm, and the battery is not easy to fall off; the first sliding rod 21, the second sliding rod 22, the third sliding rod 23 and the fourth sliding rod 24 horizontally slide, so that the first clamping jaw 31, the second clamping jaw 32, the third clamping jaw 33 and the fourth clamping jaw 34 are in close contact with the four outer side surfaces of the battery respectively, the first clamping jaw 31, the second clamping jaw 32, the third clamping jaw 33 and the fourth clamping jaw 34 are in surface contact with the four outer side surfaces of the battery respectively, the four outer side surfaces of the battery are uniformly stressed, and the side surface of the battery is not damaged.

[0072] As shown in Figure 2 and Figure 3 , in an optional embodiment of the utility model, the pulling assembly comprises:

[0073] The lifting rod 75 is slidably arranged in the bearing tube 4, the lifting rod 75 vertically extends, and the upper end of the lifting rod 75 penetrates the guide hole 51 in the bottom surface of the fixed frame 5;

[0074] The lifting handle 77 is located in the fixed frame 5, and the lifting handle 77 is located below the handle 6, and the lifting handle 77 is connected with the upper end of the lifting rod 75;

[0075] The first pull rope 71 is connected between the bottom end of the lifting rod 75 and the first sliding rod 21, and the first pull rope 71 penetrates the first through slot 41 in the bottom of the bearing tube 4;

[0076] The second pull rope 72 is connected between the bottom end of the lifting rod 75 and the second sliding rod 22, and penetrates the second through slot 42 at the bottom of the bearing tube 4;

[0077] The third pull rope 73 is connected between the bottom end of the lifting rod 75 and the third sliding rod 23, and penetrates the third through slot 43 at the bottom of the bearing tube 4;

[0078] The fourth pull rope 74 is connected between the bottom end of the lifting rod 75 and the fourth sliding rod 24, and penetrates the fourth through slot 44 at the bottom of the bearing tube 4.

[0079] In this embodiment, when the battery needs to be grabbed, the operator tightens the handle 6 with the thumb, and the remaining fingers pull the lifting handle 77 upwards to make the lifting rod 75 rise, thereby pulling the first sliding rod 21 to slide horizontally through the first pull rope 71, pulling the second sliding rod 22 to slide horizontally through the second pull rope 72, pulling the third sliding rod 23 to slide horizontally through the third pull rope 73, and pulling the fourth sliding rod 24 to slide horizontally through the fourth pull rope 74, so that the first claw 31, the second claw 32, the third claw 33 and the fourth claw 34 are in close contact with the four outer sides of the battery, and the battery is grabbed; after the battery is transferred to the designated position, the lifting handle 77 is slowly released and pressed downward, so that the lifting rod 75 pushes the first pull rope 71, the second pull rope 72, the third pull rope 73 and the fourth pull rope 74, and the first claw 31, the second claw 32, the third claw 33 and the fourth claw 34 are reset;

[0080] The first pull rope 71 is guided and limited through the first through slot 41, so that the first sliding rod 21 can slide horizontally along the length direction of the bearing plate 1; the second pull rope 72 is guided and limited through the second through slot 42, so that the second sliding rod 22 can slide horizontally along the length direction of the bearing plate 1; the third pull rope 73 is guided and limited through the third through slot 43, so that the third sliding rod 23 can slide horizontally along the width direction of the bearing plate 1; and the fourth pull rope 74 is guided and limited through the fourth through slot 44, so that the fourth sliding rod 24 can slide horizontally along the width direction of the bearing plate 1.

[0081] As shown in Figure 1 An optional embodiment of the utility model further comprises:

[0082] The first guide ring 11, the second guide ring 12, the third guide ring 13 and the fourth guide ring 14 are arranged on the upper surface of the bearing plate 1;

[0083] The first guide ring 11 is provided with a plurality of first guide rings 11, and the plurality of first guide rings 11 are uniformly distributed between the bearing tube 4 and the first sliding rod 21, and the first pull rope 71 penetrates the plurality of first guide rings 11;

[0084] The second guide ring 12 is provided with a plurality of second guide rings 12 which are uniformly distributed between the bearing tube 4 and the second sliding rod 22, and the second pull rope 72 penetrates through the plurality of second guide rings 12.

[0085] The third guide ring 13 is arranged between the bearing tube 4 and the third sliding rod 23, and the third pull rope 73 penetrates through the third guide ring 13.

[0086] The fourth guide ring 14 is arranged between the bearing tube 4 and the fourth sliding rod 24, and the fourth pull rope 74 penetrates through the fourth guide ring 14.

[0087] The first pull rope 71, the second pull rope 72, the third pull rope 73 and the fourth pull rope 74 are all made of a plurality of spring steel wires.

[0088] In the embodiment, the first pull rope 71, the second pull rope 72, the third pull rope 73 and the fourth pull rope 74 are all made of a plurality of spring steel wires, so that the first pull rope 71, the second pull rope 72, the third pull rope 73 and the fourth pull rope 74 have rigidity while the bending performance of the first pull rope 71, the second pull rope 72, the third pull rope 73 and the fourth pull rope 74 is ensured, and after the transfer of the storage battery is completed, the lifting handle 77 is pressed down, so that the lifting handle 77 can accurately push the first pull rope 71, the second pull rope 72, the third pull rope 73 and the fourth pull rope 74, and the first claw 31, the second claw 32, the third claw 33 and the fourth claw 34 are reset.

[0089] Further, the plurality of first guide rings 11 limit the first pull rope 71, so that the first pull rope 71 can accurately reset the first claw 31;

[0090] The plurality of second guide rings 12 limit the second pull rope 72, so that the second pull rope 72 can accurately reset the second claw 32;

[0091] The third guide ring 13 limits the third pull rope 73, so that the third pull rope 73 can accurately reset the third claw 33;

[0092] The fourth guide ring 14 limits the fourth pull rope 74, so that the fourth pull rope 74 can accurately reset the fourth claw 34.

[0093] As shown in Figure 2 and Figure 3 In an optional embodiment of the utility model, the lifting assembly further comprises:

[0094] The nut 76 which is in threaded connection with the lifting rod 75 is located between the inner bottom surface of the fixed frame 5 and the lifting handle 77.

[0095] In the embodiment, the first claw 31, the second claw 32, the third claw 33 and the fourth claw 34 are in close contact with the four outer sides of the storage battery by lifting the lifting rod 75 through the handle 77, the nut 76 is screwed to abut against the inner bottom surface of the fixing frame 5, the lifting rod 75 is limited, the lifting rod 75 does not drop when the handle 77 is loosened, the locking of the storage battery is realized, and the storage battery is prevented from falling in the transfer process.

[0096] In the optional embodiment of the utility model, the lifting rod 75 is gap fit with the guide hole 51.

[0097] In the embodiment, the lifting rod 75 is gap fit with the guide hole 51, the lifting rod 75 can be lifted stably, and the lifting stability of the first sliding rod 21, the second sliding rod 22, the third sliding rod 23 and the fourth sliding rod 24 is ensured.

[0098] As shown in the figure, Figure 4 In the optional embodiment of the utility model, the first sliding rod 21, the second sliding rod 22, the third sliding rod 23 and the fourth sliding rod 24 all include:

[0099] The guide frame 25 connected with the upper surface of the bearing plate 1;

[0100] The first rod body 26 slidingly matched with the guide frame 25, the end of the first rod body 26 close to the center of the bearing plate 1 is connected with the working end of the lifting assembly;

[0101] The first rod body 26 is internally provided with a sliding cavity 261, and the sliding cavity 261 penetrates the end face of the first rod body 26 away from the center of the bearing plate 1;

[0102] The second rod body 27 slidingly matched with the sliding cavity 261;

[0103] The first rod body 26 is provided with a positioning counterbore 262, and the positioning counterbore 262 is in communication with the sliding cavity 261;

[0104] The positioning bolt 28 threadedly connected with the positioning counterbore 262, and the end of the positioning bolt 28 abuts against the second rod body 27.

[0105] In the embodiment, the first rod body 26 is limited and guided by the guide frame 25, the first rod body 26 can slide horizontally, the position of the second rod body 27 in the sliding cavity 261 is adjusted, the second rod body 27 is fixed in the sliding cavity 261 through the positioning bolt 28, the overall length of the first sliding rod 21, the second sliding rod 22, the third sliding rod 23 and the fourth sliding rod 24 is adjusted, the first claw 31, the second claw 32, the third claw 33 and the fourth claw 34 can accurately contact the four sides of the storage battery, and the grasping requirement of the storage battery of different sizes is met;

[0106] The screwing end of the positioning bolt 28 is embedded inside the positioning counterbore 262, ensuring smooth sliding of the first rod body 26 inside the guide frame 25.

[0107] As shown in the optional embodiment of the utility model, a plurality of positioning holes 271 are arranged on the surface of the second rod body 27, the plurality of positioning holes 271 are uniformly distributed along the length direction of the second rod body 27, and the plurality of positioning holes 271 are matched with the positioning bolt 28. Figure 4

[0108] In the embodiment, the plurality of positioning holes 271 are arranged on the surface of the second rod body 27, the end of the positioning bolt 28 is inserted into the positioning hole 271, and the stability of the locking and fixing of the positioning bolt 28 on the second rod body 27 is ensured.

[0109] As shown in the optional embodiment of the utility model, the first claw 31, the second claw 32, the third claw 33 and the fourth claw 34 all comprise: Figure 4 Figure 5 The vertical plate 35 connected with the second rod body 27 is perpendicular to the bearing plate 1;

[0110] The horizontal plate 36 connected with the vertical plate 35 extends along the edge of the bearing plate 1;

[0111] The rubber pad 37 connected with the horizontal plate 36 abuts against the side surface of the storage battery during grabbing.

[0112] In the embodiment, the vertical plate 35 slides with the second rod body 27 and the first rod body 26, so that the horizontal plate 36 and the rubber pad 37 are close to the outer side surface of the storage battery, until the rubber pad 37 is fully in contact with the outer side surface of the storage battery, the grabbing of the storage battery is realized, the rubber pad 37 is in surface contact with the outer side surface of the storage battery, the stable grabbing is ensured, and damage to the outer side surface of the storage battery is avoided.

[0113] As shown in the optional embodiment of the utility model, the first claw 31, the second claw 32, the third claw 33 and the fourth claw 34 all further comprise:

[0114] The threaded hole 361 is arranged at both ends of the horizontal plate 36 in a penetrating mode; Figure 5 The connecting counterbore 371 is arranged at both ends of the rubber pad 37 in a penetrating mode, and the connecting counterbore 371 corresponds to the threaded hole 361;

[0115] The connecting bolt 39 is arranged in the connecting counterbore 371, and the connecting bolt 39 is threadedly connected with the threaded hole 361.

[0116]

[0117]

[0118] ​​​​In the embodiment, the detachable connection of the rubber pad 37 and the horizontal plate 36 is facilitated by the connecting bolt 39, the connecting counterbore 371 and the threaded hole 361, and the disassembly and replacement of the rubber pad 37 are facilitated; the screwing end of the connecting bolt 39 is embedded in the connecting counterbore 371, so that the connecting bolt 39 does not damage the outer side of the storage battery.

[0119] As shown in Figure 5 In an optional embodiment of the utility model, the first clamping jaw 31, the second clamping jaw 32, the third clamping jaw 33 and the fourth clamping jaw 34 all include:

[0120] The gasket plate 38 is located between the horizontal plate 36 and the rubber pad 37, the connecting through hole 381 is arranged at both ends of the gasket plate 38, the connecting through hole 381 corresponds to the threaded hole 361, and the end of the connecting bolt 39 penetrates the connecting through hole 381.

[0121] In the embodiment, the gasket plate 38 is arranged between the horizontal plate 36 and the rubber pad 37, the end of the connecting bolt 39 penetrates the connecting counterbore 371, the connecting through hole 381 and is screwed with the threaded hole 361, the thickness of the first clamping jaw 31, the second clamping jaw 32, the third clamping jaw 33 and the fourth clamping jaw 34 can be adjusted by replacing and installing the gasket plate 38 with different thicknesses, the first clamping jaw 31, the second clamping jaw 32, the third clamping jaw 33 and the fourth clamping jaw 34 can accurately contact the four side surfaces of the storage battery, and the grasping requirement of the storage battery with different sizes is met.

[0122] The grasping and transferring process of the storage battery is as follows:

[0123] The hand-held handle 6 abuts the upper surface of the battery with the carrying plate 1, the first clamping jaw 31 and the second clamping jaw 32 are respectively located on both sides of the length direction of the battery, and the third clamping jaw 33 and the fourth clamping jaw 34 are respectively located on both sides of the width direction of the battery; the thumb of the hand of the operator buckles the handle 6, and the remaining fingers pull the lifting handle 77 upwards, so that the lifting rod 75 rises, the first sliding rod 21 is pulled to slide horizontally through the first pull rope 71, the second sliding rod 22 is pulled to slide horizontally through the second pull rope 72, the third sliding rod 23 is pulled to slide horizontally through the third pull rope 73, and the fourth sliding rod 24 is pulled to slide horizontally through the fourth pull rope 74, so that the first clamping jaw 31, the second clamping jaw 32, the third clamping jaw 33 and the fourth clamping jaw 34 are in close contact with the four outer sides of the battery, and the battery is gripped; the nut 76 is screwed, so that the nut 76 abuts the inner bottom surface of the fixing frame 5, and the lifting rod 75 is limited, at this time, the lifting handle 77 is not loosened, so that the lifting rod 75 does not descend, so that the battery is gripped and locked, and the battery is prevented from falling during transfer; after the transfer of the battery is completed, the nut 76 is unscrewed to separate the nut 76 from the fixing frame 5, the lifting handle 77 is pulled, and the lifting handle 77 is pressed downwards, so that the lifting rod 75 pushes the first pull rope 71, the second pull rope 72, the third pull rope 73 and the fourth pull rope 74, and the first clamping jaw 31, the second clamping jaw 32, the third clamping jaw 33 and the fourth clamping jaw 34 are reset, and the battery is gripped;

[0124] The first clamping jaw 31, the second clamping jaw 32, the third clamping jaw 33 and the fourth clamping jaw 34 are in contact with the four sides of the battery, the four sides of the battery are gripped, the grip is firm, the battery is not easy to fall off, and the first clamping jaw 31, the second clamping jaw 32, the third clamping jaw 33 and the fourth clamping jaw 34 are in contact with the battery, so that the side of the battery is not damaged.

[0125] The above is the preferred embodiment of the utility model, and it should be pointed out that, for ordinary skilled persons in the technical field, some improvements and decorations can be made without departing from the principle of the utility model, and these improvements and decorations should also be regarded as the protection range of the utility model.

Claims

1. A battery-assisted lifting device for use in a confined space, characterized in that: include: Support plate (1); A first sliding rod (21), a second sliding rod (22), a third sliding rod (23), and a fourth sliding rod (24) are slidably connected to the support plate (1). The first sliding rod (21) and the second sliding rod (22) slide along the length direction of the support plate (1), and the first sliding rod (21) and the second sliding rod (22) are respectively close to both ends of the support plate (1) along the length direction. The third sliding rod (23) and the fourth sliding rod (24) slide along the width direction of the support plate (1), and the third sliding rod (23) and the fourth sliding rod (24) are respectively close to both ends of the support plate (1) along the width direction. The ends of the first sliding rod (21) and the second sliding rod (22) that are far apart are respectively connected to a first claw (31) and a second claw (32); The ends of the third sliding rod (23) and the fourth sliding rod (24) that are far apart are respectively connected to the third claw (33) and the fourth claw (34); The contact portions of the first claw (31), the second claw (32), the third claw (33), and the fourth claw (34) with the battery are all planar structures; The bearing pipe (4) is connected to the upper surface of the bearing plate (1); A fixing frame (5) connected to the bearing tube (4); A handle (6) connected to the fixing frame (5); The lifting assembly has its working end connected to the first sliding rod (21), the second sliding rod (22), the third sliding rod (23), and the fourth sliding rod (24) to pull the first sliding rod (21), the second sliding rod (22), the third sliding rod (23), and the fourth sliding rod (24) to slide horizontally.

2. The battery-assisted lifting device in a confined space according to claim 1, characterized in that, The lifting component includes: A lifting rod (75) is slidably disposed inside the bearing tube (4). The lifting rod (75) extends vertically, and the upper end of the lifting rod (75) passes through the guide hole (51) on the bottom surface of the fixing frame (5). A handle (77) is located inside the fixed frame (5) and below the handle (6). The handle (77) is connected to the upper end of the lifting rod (75). A first pull rope (71) is connected between the bottom end of the lifting rod (75) and the first sliding rod (21), and the first pull rope (71) passes through the first through groove (41) at the bottom of the bearing tube (4); A second pull rope (72) is connected between the bottom end of the lifting rod (75) and the second sliding rod (22), and the second pull rope (72) passes through the second through groove (42) at the bottom of the bearing tube (4); A third pull rope (73) is connected between the bottom end of the lifting rod (75) and the third sliding rod (23), and the third pull rope (73) passes through the third through groove (43) at the bottom of the bearing tube (4); A fourth pull rope (74) is connected between the bottom end of the lifting rod (75) and the fourth sliding rod (24), and the fourth pull rope (74) passes through the fourth through groove (44) at the bottom of the bearing tube (4).

3. The battery-assisted lifting device in a confined space according to claim 2, characterized in that, The lifting assembly also includes: A first guide ring (11), a second guide ring (12), a third guide ring (13), and a fourth guide ring (14) are disposed on the upper surface of the bearing plate (1); Multiple first guide rings (11) are provided, and multiple first guide rings (11) are evenly distributed between the bearing tube (4) and the first sliding rod (21). The first pull rope (71) passes through multiple first guide rings (11). Multiple second guide rings (12) are provided, and multiple second guide rings (12) are evenly distributed between the bearing tube (4) and the second sliding rod (22). The second pull rope (72) passes through multiple second guide rings (12). The third guide ring (13) is disposed between the bearing tube (4) and the third sliding rod (23), and the third pull rope (73) passes through the third guide ring (13); The fourth guide ring (14) is disposed between the bearing tube (4) and the fourth sliding rod (24), and the fourth pull rope (74) passes through the fourth guide ring (14); The first pull rope (71), the second pull rope (72), the third pull rope (73) and the fourth pull rope (74) are all made of multiple strands of spring steel wire wound together.

4. The battery-assisted lifting device in a confined space according to claim 2, characterized in that, The lifting assembly also includes: A nut (76) is threadedly connected to the lifting rod (75), and the nut (76) is located between the inner bottom surface of the fixing frame (5) and the handle (77).

5. The battery-assisted lifting device in a confined space according to claim 2, characterized in that, The lifting rod (75) is clearance-fitted with the guide hole (51).

6. The battery-assisted lifting device in a confined space according to claim 1, characterized in that, The first sliding rod (21), the second sliding rod (22), the third sliding rod (23), and the fourth sliding rod (24) each include: A guide frame (25) connected to the upper surface of the support plate (1); The first rod (26) is slidably engaged with the guide frame (25), and the end of the first rod (26) near the center of the support plate (1) is connected to the working end of the lifting assembly; The first rod (26) has a sliding cavity (261) inside, and the sliding cavity (261) penetrates the end face of the first rod (26) away from the center of the bearing plate (1); The second rod (27) slides in conjunction with the sliding cavity (261); The first rod (26) has a positioning countersunk hole (262) at its end, and the positioning countersunk hole (262) is connected to the sliding cavity (261); A positioning bolt (28) is threadedly connected to the positioning countersunk hole (262), and the end of the positioning bolt (28) abuts against the second rod body (27).

7. The battery-assisted lifting device in a confined space according to claim 6, characterized in that, The second rod (27) has a plurality of positioning holes (271) on its surface. The plurality of positioning holes (271) are evenly distributed along the length of the second rod (27), and the plurality of positioning holes (271) are adapted to the positioning bolts (28).

8. The battery-assisted lifting device in a confined space according to claim 6, characterized in that, The first jaw (31), the second jaw (32), the third jaw (33), and the fourth jaw (34) each include: A vertical plate (35) connected to the second rod (27) is perpendicular to the bearing plate (1); A horizontal plate (36) connected to the vertical plate (35) extends along the edge of the supporting plate (1); When gripping, the rubber pad (37) connected to the horizontal plate (36) abuts against the side of the battery.

9. The battery auxiliary lifting device in a confined space according to claim 8, characterized in that, The first jaw (31), the second jaw (32), the third jaw (33), and the fourth jaw (34) each further include: Threaded holes (361) are provided at both ends of the horizontal plate (36); A countersunk hole (371) is provided through both ends of the rubber pad (37), and the countersunk hole (371) corresponds to the threaded hole (361); A connecting bolt (39) is disposed in the connecting countersunk hole (371), and the connecting bolt (39) is threadedly connected to the threaded hole (361).

10. The battery-assisted lifting device in a confined space according to claim 9, characterized in that, The first jaw (31), the second jaw (32), the third jaw (33), and the fourth jaw (34) each include: A pad (38) is located between the horizontal plate (36) and the rubber pad (37). Both ends of the pad (38) are provided with connecting through holes (381). The connecting through holes (381) correspond to the threaded holes (361). The end of the connecting bolt (39) passes through the connecting through holes (381).

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