CN211569948U

CN211569948U - Portable lifter

Info

Publication number: CN211569948U
Application number: CN201921848234.6U
Authority: CN
Inventors: 张发延; 张浩疆; 龙权
Original assignee: Hezhou Power Supply Bureau of Guangxi Power Grid Co Ltd
Current assignee: Hezhou Power Supply Bureau of Guangxi Power Grid Co Ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-09-25
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses a portable lifter, which comprises a support rod, a lifting component and a support component; the lifting assembly comprises a C-shaped sliding block, a supporting plate, a stretching elastic piece, a U-shaped swinging connecting piece, a locking elastic piece, a swinging rod and a connecting rod; the C-shaped sliding block is provided with an upper sliding plate and a lower sliding plate which are connected based on a side plate; the supporting plate is arranged between the upper sliding plate and the lower sliding plate; the U-shaped swinging connecting piece is coaxially hinged on the side plate based on a left clamping plate and a right clamping plate which are connected by a connecting plate; two ends of the stretching elastic piece are respectively connected with the upper sliding plate and the supporting plate; the locking sheet is arranged above the upper sliding plate; the locking elastic piece is arranged at the hinged end. The embodiment of the utility model provides an in, this portable lifting mechanism can effectively promote the heavy object, improves operation personnel's security, promotes work efficiency by a wide margin.

Description

Portable lifter

Technical Field

The utility model relates to a lifting mechanism especially relates to a portable lifting mechanism.

Background

At present, when maintenance operation is carried out on the ground, when a heavy object is always lifted to an operation position by manpower, two or three persons are sometimes needed to operate the heavy object, the operation is very laborious, some articles are heavy and are not firmly grabbed, and the risks of side-by-side bruising and smashing are caused; when the power transmission line transportation and inspection personnel carry out daily inspection and overhaul operation, the vehicles are used to shuttle to close to an operation point on the barren mountains and the mountains as far as possible due to the fact that the roads are far away, the phenomena of mud rotting, chassis propping and the like caused by vehicle slipping can occur sometimes, particularly, the phenomena are frequent in rainy seasons, and when the phenomena occur, the operators need to lift the vehicles by using tools such as jacks, hoes and the like to cushion hard objects and drive the vehicles out, so that the operators waste time and labor, the efficiency is low, and the operation is not good at some positions; therefore, the utility model discloses develop a portable lifting mechanism and solve above-mentioned problem. The portable lifter has the advantages that the structure is simple, the carrying is convenient, the mounting and the dismounting are easy, a heavy object needing to be lifted by two or three persons can be lifted to an operation position by one person by using the lifter, the operation personnel are not required to directly contact the heavy object, the operation efficiency is high, the time and the labor are saved, and the risk of smashing the operation personnel is effectively controlled; simultaneously, this lifting mechanism can also promote the vehicle that is absorbed in the mashed, need not place the jack below the vehicle bottom dish, does not receive geographical position restriction, convenient operation, and factor of safety is high, and work efficiency is showing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the not enough of prior art, the utility model provides a portable lifting mechanism can be used for promoting the heavy object.

In order to solve the problems, the utility model provides a portable lifter, which comprises a support rod and a lifting component;

the lifting assembly comprises a C-shaped sliding block, a supporting plate, a stretching elastic piece, a U-shaped swinging connecting piece, a locking piece and a locking elastic piece;

the C-shaped sliding block is provided with an upper sliding plate and a lower sliding plate which are connected based on a side plate, and the upper sliding plate and the lower sliding plate are respectively in sliding fit with the supporting rod;

the supporting plate is arranged between the upper sliding plate and the lower sliding plate, is tightly matched and is arranged on the supporting rod in a sliding mode, and is provided with a supporting part extending away from the side plate;

the U-shaped swinging connecting piece is provided with a left clamping plate and a right clamping plate which are connected based on a connecting plate, the left clamping plate and the right clamping plate are coaxially hinged on the side plate, and the connecting plate and the side plate are respectively positioned on two sides of the supporting rod; a pressure rod is arranged between the left clamping plate and the right clamping plate and is matched with the top surface of the supporting part;

two ends of the stretching elastic piece are respectively connected with the upper sliding plate and the supporting plate;

the locking sheet is arranged above the upper sliding plate, and the middle part of the locking sheet is sleeved on the supporting rod; one end of the locking sheet is a hinged end hinged on the C-shaped sliding block, and the other end of the locking sheet is a free end;

the locking elastic piece is arranged on the hinged end and drives the free end to deviate from the direction of the C-shaped sliding block to swing around the hinged end.

Preferably, the lifting assembly further comprises a block swing rod, and the swing rod is connected with the connecting plate.

Preferably, the lifting assembly further comprises a carrier assembly; the object carrying assembly comprises a connector, and the connector is fixed on the C-shaped sliding block.

Preferably, the carrier assembly further comprises a hook, and the hook is arranged on the connecting head.

Preferably, the carrying assembly further comprises a connecting rod, and a groove is formed in one side of the connecting head, which is far away from the C-shaped sliding block;

the connecting rod is arranged in the groove.

Preferably, the supporting plate is provided with a supporting plate through hole, and the supporting plate is arranged on the supporting rod in a close-fitting sliding manner based on the supporting plate through hole;

and the supporting plate is provided with a supporting friction layer on the inner wall of the supporting plate through hole facing the side plate and the inner wall of the supporting plate through hole facing the connecting plate.

Preferably, the locking sheet is provided with a locking sheet through hole, the locking sheet is sleeved on the support rod based on the locking sheet through hole, and a locking friction layer is arranged on the inner wall of the locking sheet through hole, which faces one side of the free end.

Preferably, the portable lifter further comprises a support assembly, wherein the support assembly comprises a support palm, a support leg and a square tube triangular fixing piece.

The embodiment of the utility model provides a portable lifter, which can effectively lift heavy objects and jacking heavy objects and reduce the risk during operation; the novel multifunctional electric wrench has the advantages of wide application range, simple structure, convenience in carrying, time and labor saving, convenience in operation, easiness in installation and disassembly, capability of protecting operating personnel from the risks of bruising and smashing, effectively improving the safety of the operating personnel and greatly improving the working efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a perspective view of a portable riser in an embodiment of the invention;

fig. 2 is a partially enlarged schematic view of the lifting assembly in the embodiment of the present invention.

Description of the main element symbols:

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Fig. 1 is a perspective view of a portable lift according to an embodiment of the present invention;

the embodiment of the utility model provides a portable lifting device, portable lifting device includes bracing piece 1, lifting unit 2 and supporting component 3.

Supporting rod 1: the support rod 1 of the embodiment adopts a square tube structure; in the specific implementation, a circular tube structure can be adopted, and the arrangement mode of the circular tube structure can enable components such as the sliding block and the like to adjust the direction conveniently; specifically, the support rod 1 of the present embodiment is used for supporting the lifting assembly 2 and guiding the lifting assembly 2.

The lifting component 2: fig. 2 is a partially enlarged schematic view of a lifting assembly according to an embodiment of the present invention. The lifting assembly 2 of the present embodiment comprises a C-shaped slider 210, a supporting plate 218, a stretching elastic member 213, a U-shaped swinging connecting member 211, a locking plate 215, a locking elastic member 216, a swinging rod 201 and a loading assembly 4.

The C-shaped slider 210 has an upper slide plate and a lower slide plate connected based on side plates, which are respectively fitted on the support rod 1 in a sliding manner.

The supporting plate 218 is arranged between the upper sliding plate and the lower sliding plate, the supporting plate 218 is arranged on the supporting rod 1 in a tight-fit sliding manner, and the supporting plate 218 is provided with a supporting part 219 extending away from the side plate. Specifically, the support plate 218 has a support plate through hole, the support plate 218 is tightly fitted and slidably disposed on the support rod 1 based on the support plate through hole, and it should be noted that the support plate 218 can slide along the support rod 1 under the condition that the support plate 218 is uniformly stressed about the axis of the support rod 1; if the supporting plate 218 is unevenly stressed, for example, only when the top surface of the supporting part 219 is pressed, the inner walls of the through holes of the supporting plate in the left and right directions (i.e., the directions toward the side plates and toward the connecting plate) respectively cling to the supporting rod 1, the supporting plate 218 forms a moment based on the force exerted by the supporting part 219 and is locked on the supporting rod 1; optionally, the support plate 218 is provided with support friction layers on inner walls of the support plate through holes facing the side plates and the connection plate, respectively; the support friction layer is made of a material with a high friction coefficient, and can be used for enhancing the locking force of the support plate 218 and improving the support performance of the support plate.

The U-shaped swing connecting piece 211 is provided with a left clamping plate and a right clamping plate which are connected based on a connecting plate, the left clamping plate and the right clamping plate are coaxially hinged on the side plate, and for convenience of description, the hinged position of the left clamping plate and the right clamping plate is named as a first rotating shaft; the connecting plate and the side plate are respectively positioned at two sides of the supporting rod 1; the pressing rod 214 is arranged between the left clamping plate and the right clamping plate and matched with the top surface of the supporting part 219, and when the U-shaped swinging connecting piece swings downwards around the first rotating shaft, the pressing rod 214 presses the top surface of the supporting part 219. Optionally, in order to save labor, the connecting plate is provided with an outward extending swing rod 201.

The two ends of the stretching elastic member 213 are respectively connected with the upper sliding plate and the support plate 218, optionally, the number of the stretching elastic members 213 is two, and the two stretching elastic members 213 are respectively symmetrically arranged at two sides of the through hole of the support plate 218 to provide stable pulling force to drive the support plate 218 to move upwards.

The locking sheet 215 is arranged above the upper sliding plate, and the middle part of the locking sheet 215 is sleeved on the support rod 1; one end of the locking piece 215 is a hinged end hinged on the C-shaped sliding block 210, and the other end is a free end; for convenience of description, the connection position of the hinged end of the locking piece 215 and the C-shaped slider 210 is named as a second rotating shaft.

The locking elastic member 216 is disposed on the hinge end, and the locking elastic member 216 drives the free end to swing away from the C-shaped slider 210. Specifically, the stay 215 has a stay through-hole, the stay 215 is based on the stay through-hole cover is in on the bracing piece 1, under the default condition, locking elastic component 216 can be elastic components such as torsional spring, locking elastic component keeps compression state, and elastic restoring force is used for driving the free end of locking elastic component 216 to wind the second pivot position deviates from C type slider 210 direction swing makes the stay through-hole deviate from the inner wall of second pivot one side compresses tightly on the bracing piece, forms the locking. Optionally, the locking piece 215 is provided with a locking friction layer on an inner wall of the locking piece through hole facing to the free end side. The locking friction layer is made of a material with a high friction coefficient, so that the locking force of the locking sheet can be increased.

The object carrying assembly 4 comprises a connector 220, wherein the connector 220 is fixed on a side plate of the C-shaped sliding block and used for driving external equipment. Optionally, the connection mode between the connector 220 and the external device is determined according to the actual requirement of the external device.

Optionally, the carrying assembly further comprises a hook, and the hook is arranged on the connecting head. When the portable lifter is needed to lift a heavy object, the hook can be used and matched with a lifting rope to lift the heavy object.

Optionally, the carrier assembly further comprises a connecting rod, and a groove is formed in one side of the connecting head, which is away from the C-shaped sliding block; the connecting rod is arranged in the groove. When external equipment needs to be supported (the external equipment has a large volume and cannot be connected by using the hook), the connecting rod can be inserted into the groove, and then the external equipment is supported by the connecting rod; when the C-shaped sliding block rises on the supporting rod, the connecting rod correspondingly rises, and external equipment can be lifted; when the automobile sinks into the silt, the portable lifter can be used as a jack to lift the automobile; when the connecting rod need not use, can dismantle, the lifting of other heavy objects of being convenient for is also convenient for accomodate simultaneously.

The lifting component 2 is used for realizing the lifting driving function of the portable lifter to external equipment, and comprises the following specific steps:

the operating personnel drives the pressure lever 214 to move downwards through the U-shaped swing connecting piece 211 and press on the supporting part 219 by swinging the swing rod 201 downwards, one side of the supporting part 219 is pressed, the supporting plate 218 is locked on the supporting rod 1 due to uneven stress of the supporting plate 218, and at the moment, the supporting plate 218 is equivalently fixed on the supporting rod 1.

The U-shaped swinging connecting piece 211 takes the pressing rod 214 as a fulcrum, drives the C-shaped sliding block 210 to ascend through the first rotating shaft, and the second rotating shaft ascends synchronously when the C-shaped sliding block 210 ascends; the second shaft is raised, which means that the free end of the locking tab is lowered, the locking tab 215 is unlocked from the support rod 1, the C-shaped slider 210 is smoothly raised, and at this time, the support plate 218 is locked, the slider is raised, and the elastic member 213 is stretched.

When the operator swings the swing rod 201 upwards, the pressure rod 214 stops applying pressure to the supporting part 219, the supporting plate 218 is stressed to restore to balance, the stretching elastic part 213 is stretched, so when the supporting plate 218 is stressed to restore to balance, the stretching elastic part 213 stretches the supporting plate 218 to move upwards for a certain distance until the stretching elastic part 213 is stressed to balance, in addition, because the support of the supporting plate 218 is lost, the C-shaped sliding block 210 applies downward pressure to the rotating shaft of the locking piece 215 under the action of gravity, the second rotating shaft has an urging of downward movement, namely the free end of the locking piece 215 has an urging of upward movement relative to the rotating shaft, so that the locking piece 215 is locked on the supporting rod 1, the C-shaped sliding block 210 is prevented from sliding downwards, and the C-shaped sliding block 210 is fixed.

When the C-shaped slider 210 needs to be lowered, the free end of the locking piece can be actively pressed, the locking piece is released from the connection with the support rod 1, and in this state, the C-shaped slider 210 can freely move on the support rod 1.

The supporting component 3: the support assembly of the embodiment comprises a support palm 303, support legs 302 and a square tube triangular fixing piece 301; the number of the supporting legs 302 is three, and the number of the supporting palms 303 corresponds to that of the supporting legs 302; square pipe triangle mounting 301 middle part is based on fasteners such as screw locking and is in the lower extreme of bracing piece 1, the supporting legs root articulates the periphery of square pipe triangle mounting, the support palm root articulates on the tip of supporting legs. The supporting component 3 supports the whole portable lifter through three supporting palms, so that the whole portable lifter can be fixed at a horizontal position for operation, and the portable lifter can be accommodated through folding of the heel part and the foot end part; the supporting component 3 is more stable and more convenient to support and store.

In specific implementation, the supporting component is placed at a horizontal position, and the lifting component performs ascending and descending movements along the vertical direction of the supporting rod so as to achieve the function of transporting heavy objects upwards.

The portable lifter provided by the embodiment of the present invention is described in detail above, and the principle and the implementation of the present invention are explained by using specific examples, and the description of the above embodiments is only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.

Claims

1. A portable lifter is characterized by comprising a supporting rod and a lifting component;

the supporting plate is arranged between the upper sliding plate and the lower sliding plate, is arranged on the supporting rod in a tight-fit sliding manner, and is provided with a supporting part extending away from the side plate;

2. The portable lift of claim 1, wherein said lift assembly further comprises a swing link, said swing link being coupled to said connecting plate.

3. The portable lift of claim 1, wherein said lift assembly further comprises a carrier assembly; the object carrying assembly comprises a connector, and the connector is fixed on the C-shaped sliding block.

4. The portable lift of claim 3, wherein the carrier assembly further comprises a hook disposed on the connector.

5. The portable lift of claim 3, wherein said carrier assembly further comprises a connecting rod, said connecting head having a recess on a side facing away from said C-shaped slide;

the connecting rod is arranged in the groove.

6. The portable lifter of claim 1, wherein the support plate has a support plate through hole, the support plate being slidably disposed on the support bar with a tight fit based on the support plate through hole;

7. The portable lifter according to claim 1, wherein the locking tab has a locking tab through hole, the locking tab is fitted over the support bar based on the locking tab through hole, and the locking tab is provided with a locking friction layer on an inner wall of the locking tab through hole on a side toward the free end.

8. The portable riser of claim 1, further comprising a support assembly comprising a support palm, support legs, and a square tube triangular fixture; square pipe triangle mounting middle part is in based on the fastener locking of screw the lower extreme of bracing piece, the supporting legs root articulates the periphery of square pipe triangle mounting, the support palm root articulates on the tip of supporting leg.