CN211223521U

CN211223521U - Telescopic trolley

Info

Publication number: CN211223521U
Application number: CN201922314734.8U
Authority: CN
Inventors: 胡国忠
Original assignee: Suzhou Yirunda Intelligent Technology Co ltd
Current assignee: Suzhou Yirunda Intelligent Technology Co ltd
Priority date: 2019-12-21
Filing date: 2019-12-21
Publication date: 2020-08-11
Anticipated expiration: 2029-12-21

Abstract

The utility model discloses a telescopic trolley, which comprises a sleeve plate, an installation sleeve, a reinforced bearing unit and a folding unit; sheathing: the two sleeve plates are arranged, the middle sliding holes of the two sleeve plates are connected with the two ends of the sliding plate in a sliding mode, the bottom surfaces of the two sleeve plates are respectively provided with two rotating wheels, and the mounting sleeve is fixed on the right side of the top surface of the right sleeve plate; strengthen the bearing unit: the reinforcing bearing unit is arranged at the bottoms of the sliding plate and the two sleeve plates; a folding unit: the side of the axis of rotation of folding unit is connected with the inside rotation of installation cover, and is further, it contains mount pad one, screw hole, bearing plate one, screw knob, fixed plate, bearing plate two and mount pad two to strengthen the bearing unit, the fixed plate is fixed in the middle of the bottom surface of slide, and this scalable handcart, not only nimble convenience, bearing capacity is strong, can bear great thrust moreover, is difficult to deform and damage, long service life.

Description

Telescopic trolley

Technical Field

The utility model relates to a flexible handcart technical field specifically is a scalable handcart.

Background

Hand trucks (hand truck) are manually pushed and pulled carrying vehicles, which are the ancestors of all vehicles, and although the hand truck material carrying technology is continuously developed, the hand trucks are still used as indispensable carrying tools;

the wheelbarrow is divided into a single wheel, two wheels, three wheels and four wheels, the wheelbarrow can run on a narrow gangway, a temporary bridge and a small sheep intestine channel and can turn on the spot, and the wheelbarrow is very convenient for dumping goods to be widely applied in production and life because the wheelbarrow has low manufacturing cost, simple maintenance, convenient operation and light dead weight, can work in places where motor vehicles are inconvenient to use, and is very convenient for carrying lighter objects in short distance;

when some goods were carried, need the handcart to have great bearing area to more material of reprinting, and can receive the restriction in place sometimes, need the handcart to have less body, convenient nimble motion, this just needs a bearing capacity reinforce, can change bearing area's flexible handcart moreover, and half handcart is because the promotion frame receives the strength great, can produce to damage and warp, influences handling efficiency, and life is short.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to overcome current defect, provide a scalable handcart, it is not only nimble convenient, bearing capacity is strong, can bear great thrust moreover, is difficult to the deformation damage, and long service life can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a telescopic trolley comprises a sleeve plate, a mounting sleeve, a reinforced bearing unit and a folding unit;

sheathing: the two sleeve plates are arranged, the middle sliding holes of the two sleeve plates are connected with the two ends of the sliding plate in a sliding mode, the bottom surfaces of the two sleeve plates are respectively provided with two rotating wheels, and the mounting sleeve is fixed on the right side of the top surface of the right sleeve plate;

strengthen the bearing unit: the reinforcing bearing unit is arranged at the bottoms of the sliding plate and the two sleeve plates;

a folding unit: the side surface of the rotating shaft of the folding unit is rotatably connected with the inside of the mounting sleeve.

Furthermore, the reinforced bearing unit comprises a first mounting seat, threaded holes, a first bearing plate, threaded knobs, two fixing plates, a second bearing plate and a second mounting seat, wherein the fixing plates are fixed in the middle of the bottom surface of the sliding plate, the bottom surface of the fixing plates is provided with three threaded holes, the first mounting seat is provided with two mounting seats and is installed on the left side of the bottom surface of the sleeve plate on the left side, the threaded holes are formed between the two first mounting seats, one end of the first bearing plate is rotatably connected with the first mounting seat through a rotating shaft, the other end of the first bearing plate is provided with the threaded knobs, the second mounting seat is installed in the middle of the right side of the bottom surface of the sleeve plate on the right side, two threaded holes are formed in two sides of the second mounting seat, one end of the second bearing plate is rotatably connected with the second mounting seat through a rotating shaft, the other end of the second bearing plate is provided with the threaded knobs, the threaded knob at one end of the bearing plate is in threaded connection with the threaded holes in the two sides of the fixing plate and the threaded holes in the two sides of the mounting seat, and the bearing plate I and the bearing plate II of the reinforced bearing unit enable the trolley tool to bear large force, so that the conveying capacity of goods is increased.

Further, folding unit contains pushing frame, axis of rotation, through-hole, slide bar, loop bar, lead screw and adjust knob, the both ends of axis of rotation respectively with the inside both sides face fixed connection in right side of pushing frame, the right side both ends of pushing frame are equipped with two through-holes respectively, the loop bar is equipped with two, and fixes respectively in the bottom surface both sides of right side lagging, and the inside sliding connection of every loop bar has the slide bar, the lead screw is half reverse thread of half positive thread, and the both ends of lead screw respectively with two screw hole threaded connection in the middle of the slide bar, the centre of lead screw is equipped with adjust knob, the tip and the through-hole of slide bar are pegged graft, and folding unit's slide bar will push the great thrust transmission that the frame received and give the loop bar, and loop bar and lagging bottom surface area of contact is big, can bear great thrust, is difficult to warp and.

Further, still include the auxiliary hole, the auxiliary hole is equipped with four, and establishes respectively at the top surface of two lagging, and the effect in auxiliary hole plays supplementary fixed effect when transporting the goods.

Further, still include the hanging hole, the hanging hole is established in the middle of the right side of right side lagging, and the effect of hanging hole mainly makes things convenient for the handcart to transport.

Compared with the prior art, the beneficial effects of the utility model are that: this scalable handcart has following benefit:

1. according to the telescopic trolley, the bearing area of the trolley is adjusted by sliding the two sleeve plates at the two ends of the sliding plate, so that the trolley is more flexible and convenient to transport, and the bearing plate I and the bearing plate II which are provided for reinforcing the bearing unit enable the trolley to bear larger force, so that the cargo conveying capacity is increased;

2. according to the telescopic trolley, the sliding rod of the provided folding unit transmits larger thrust borne by the pushing frame to the sleeve rod, the contact area between the sleeve rod and the bottom surface of the sleeve plate is large, the sleeve rod can bear larger thrust, the telescopic trolley is not easy to deform and damage, and the service life is long;

3. this scalable handcart, not only nimble convenience, bearing capacity is strong, can bear great thrust moreover, is difficult to the deformation damage, long service life.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is the structural schematic diagram of the reinforced bearing unit and the folding unit of the present invention.

In the figure: the device comprises a sleeve plate 1, a sliding plate 2, a reinforced bearing unit 3, a first mounting seat 31, a threaded hole 32, a first bearing plate 33, a threaded knob 34, a fixing plate 35, a second bearing plate 36, a second mounting seat 37, a folding unit 4, a pushing frame 41, a rotating shaft 42, a through hole 43, a sliding rod 44, a sleeve rod 45, a screw rod 46, an adjusting knob 47, a rotating wheel 5, an auxiliary hole 6, a hanging hole 7 and a mounting sleeve 8.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a telescopic handcart comprises a sleeve plate 1, a mounting sleeve 8, a reinforced bearing unit 3 and a folding unit 4;

a sleeve plate 1: the two sleeve plates 1 are arranged, the middle sliding holes of the two sleeve plates 1 are in sliding connection with the two ends of the sliding plate 2, the bottom surfaces of the two sleeve plates 1 are respectively provided with two rotating wheels 5, the installation sleeve 8 is fixed on the right side of the top surface of the right sleeve plate 1, the two sleeve plates further comprise auxiliary holes 6, the four auxiliary holes 6 are arranged and are respectively arranged on the top surfaces of the two sleeve plates 1, the auxiliary holes 6 mainly play a role of auxiliary fixing when goods are conveyed, the two sleeve plates further comprise hanging holes 7, the hanging holes 7 are arranged in the middle of the right side of the right sleeve plate 1, and the hanging holes 7 mainly facilitate the transportation of a trolley;

reinforcing the load-bearing unit 3: the reinforced bearing unit 3 is arranged at the bottom of the sliding plate 2 and the two sleeve plates 1, the reinforced bearing unit 3 comprises a first mounting seat 31, a threaded hole 32, a first bearing plate 33, a threaded knob 34, a fixing plate 35, a second bearing plate 36 and a second mounting seat 37, the fixing plate 35 is fixed in the middle of the bottom surface of the sliding plate 2, the bottom surface of the fixing plate 35 is provided with three threaded holes 32, the first mounting seat 31 is provided with two threaded holes 32 and is arranged on the left side of the bottom surface of the sleeve plate 1 on the left side, the threaded hole 32 is arranged between the two first mounting seats 31, one end of the first bearing plate 33 is rotatably connected with the first mounting seat 31 through a rotating shaft, the other end of the first bearing plate 33 is provided with the threaded knob 34, the second mounting seat 37 is arranged in the middle of the right side of the bottom surface of the sleeve plate 1 on the right side, two threaded holes 32 are arranged on two sides of the second, the threaded knob 34 at the end part of the second bearing plate 36 is in threaded connection with the threaded hole 32 in the middle of the fixing plate 35 and the threaded hole 32 between the two first mounting seats 31, the threaded knob 34 at the end part of the first bearing plate 33 is in threaded connection with the threaded holes 32 at the two sides of the fixing plate 35 and the threaded holes 32 at the two sides of the second mounting seats 37, and the first bearing plate 33 and the second bearing plate 36 of the reinforced bearing unit 3 enable the trolley tool to bear large force, so that the conveying capacity of goods is increased;

the folding unit 4: the side surface of a rotating shaft 42 of the folding unit 4 is rotatably connected with the inside of the mounting sleeve 8, the folding unit 4 comprises a pushing frame 41, a rotating shaft 42, through holes 43, sliding rods 44, loop bars 45, a screw rod 46 and an adjusting knob 47, two ends of the rotating shaft 42 are respectively and fixedly connected with two side surfaces of the inside of the right side of the pushing frame 41, two through holes 43 are respectively arranged at two ends of the right side of the pushing frame 41, two loop bars 45 are respectively and fixedly arranged at two sides of the bottom surface of the sleeve plate 1 at the right side, the sliding rod 44 is slidably connected inside each loop bar 45, the screw rod 46 is half of a positive thread and half of a reverse thread, two ends of the screw rod 46 are respectively and threadedly connected with a threaded hole in the middle of the two sliding rods 44, the adjusting knob 47 is arranged in the middle of the screw rod 46, the end part of the sliding rod 44 is inserted into the through holes 43, the sliding rod 44 of, can bear larger thrust, is not easy to deform and damage and has long service life.

When in use: firstly, in normal use, the threaded knobs 34 at the end parts of the first bearing plates 33 are fastened with the two threaded holes 32 at the bottom of the right sleeve plate 1 in a threaded manner, the threaded holes 32 at the end parts of the second bearing plates 36 are fastened with the threaded holes 32 at the middle of the bottom of the left sleeve plate 1 in a threaded manner, the two sleeve plates 1 are contacted, the sliding plate 2 is hidden inside the two sleeve plates 1, at this time, the trolley has better flexibility and bears less cargos, then when more cargos need to be carried, the two sleeve plates 1 are slid to the two ends of the sliding plate 2, then the threaded knobs 34 at the end parts of the first bearing plates 33 are fastened with the threaded holes 32 at the middle of the fixing plate 35 in a threaded manner, the threaded knobs 34 at the end parts of the second bearing plates 36 are fastened with the threaded holes 32 at the middle of the fixing plate 35 in a threaded manner, the trolley is stretched to a larger area, then the pushing frame 41 is, then, the adjusting knob 47 is rotated, the adjusting knob 47 drives the screw rod 46 to rotate, then the two sliding rods 44 in threaded connection with the two ends of the screw rod 46 slide in the two loop bars 45, then the end parts of the sliding rods 44 are sleeved in the through holes 43, then goods can be pushed, the first bearing plate 33 and the second bearing plate 36 of the bearing unit 3 are strengthened to enable the trolley tool to bear large force, the conveying amount of the goods is increased, the sliding rods 44 of the folding unit 4 transmit the large thrust received by the pushing frame 41 to the loop bars 45, the contact area between the loop bars 45 and the bottom surface of the loop plate 1 is large, the trolley tool can bear large thrust, deformation and damage are not prone to occurring, and the service life is long.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A retractable trolley, comprising: comprises a sleeve plate (1), a mounting sleeve (8), a reinforcing bearing unit (3) and a folding unit (4);

sheathing board (1): the two sleeve plates (1) are arranged, the middle sliding holes of the two sleeve plates (1) are connected with the two ends of the sliding plate (2) in a sliding mode, the bottom surfaces of the two sleeve plates (1) are respectively provided with two rotating wheels (5), and the mounting sleeve (8) is fixed on the right side of the top surface of the right sleeve plate (1);

reinforcing load-bearing unit (3): the reinforcing bearing unit (3) is arranged at the bottoms of the sliding plate (2) and the two sleeve plates (1);

folding unit (4): the side surface of the rotating shaft (42) of the folding unit (4) is rotatably connected with the inside of the mounting sleeve (8).

2. A retractable trolley according to claim 1, wherein: the reinforced bearing unit (3) comprises a first mounting seat (31), threaded holes (32), a first bearing plate (33), a threaded knob (34), a fixing plate (35), a second bearing plate (36) and a second mounting seat (37), the fixing plate (35) is fixed in the middle of the bottom surface of the sliding plate (2), three threaded holes (32) are formed in the bottom surface of the fixing plate (35), the first mounting seat (31) is provided with two threaded holes and is installed on the left side of the bottom surface of the sleeve plate (1) on the left side, the threaded holes (32) are formed between the two first mounting seats (31), one end of the first bearing plate (33) is rotatably connected with the first mounting seat (31) through a rotating shaft, the threaded knob (34) is arranged at the other end of the first bearing plate (33), the second mounting seat (37) is installed in the middle of the right side of the bottom surface of the sleeve plate (1) on the right side, and two threaded holes, one end of the second bearing plate (36) is rotatably connected with the second mounting seat (37) through a rotating shaft, the other end of the second bearing plate (36) is provided with a threaded knob (34), the threaded knob (34) at the end part of the second bearing plate (36) is in threaded connection with a threaded hole (32) between the middle of the fixing plate (35) and the threaded hole (32) between the two first mounting seats (31), and the threaded knob (34) at the end part of the first bearing plate (33) is in threaded connection with the threaded holes (32) on the two sides of the fixing plate (35) and the threaded holes (32) on the two sides of the second mounting seats (37).

3. A retractable trolley according to claim 1, wherein: folding unit (4) contain and push away frame (41), axis of rotation (42), through-hole (43), slide bar (44), loop bar (45), lead screw (46) and adjust knob (47), the both ends of axis of rotation (42) respectively with the inside both sides face fixed connection in right side of pushing away frame (41), the right side both ends of pushing away frame (41) are equipped with two through-holes (43) respectively, loop bar (45) are equipped with two, and fix respectively in the bottom surface both sides of right side lagging (1), and every loop bar (45) inside sliding connection has slide bar (44), lead screw (46) are half positive thread half reverse thread, and the both ends of lead screw (46) respectively with two screw hole threaded connection in the middle of slide bar (44), the centre of lead screw (46) is equipped with adjust knob (47), the tip and through-hole (43) of slide bar (44) are pegged graft.

4. A retractable trolley according to claim 1, wherein: still include auxiliary hole (6), auxiliary hole (6) are equipped with four, and establish respectively at the top surface of two lagging (1).

5. A retractable trolley according to claim 1, wherein: the hanging plate is characterized by further comprising a hanging hole (7), wherein the hanging hole (7) is formed in the middle of the right side sleeve plate (1).