CN111959594A

CN111959594A - High-applicability trolley convenient for transporting fragile products

Info

Publication number: CN111959594A
Application number: CN202010850748.6A
Authority: CN
Inventors: 金志远
Original assignee: Anji Wanzhou Electric Co ltd
Current assignee: Anji Wanzhou Electric Co ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-11-20
Also published as: CN110466582B; CN110466582A

Abstract

The invention discloses a trolley with high applicability and convenient transportation of fragile products, which comprises a base, a pillar arranged at the bottom of the base, a roller arranged below the pillar, a pushing handle arranged on one side of the base, a first supporting piece arranged on the base, a movable second supporting piece arranged opposite to the first supporting piece and a fixing device, wherein the fixing device comprises a sucker component arranged on the first supporting piece and a pressing component arranged on the second supporting piece, and the sucker component is matched with the pressing component. The article can be conveniently fixed, the damping effect is good, the article transportation is ensured to have higher integrity degree, and the article transportation efficiency can be greatly improved; the trolley can be suitable for articles with different sizes, and the applicability of the trolley is improved.

Description

High-applicability trolley convenient for transporting fragile products

Technical Field

The invention belongs to the technical field of trolley transportation, and particularly relates to a small trolley which is high in applicability and convenient for transporting fragile products.

Background

The shallow is the haulage vehicle with manpower push-and-pull, often uses the small handcart to accomplish the transport of some materials, but the fragile article of transportation that ordinary small handcart can't be fine, because the stationarity is poor, and can't protect article at the in-process of transportation, therefore easily cause the damage breakage of article.

In the prior art, for example, a chinese patent with an issued publication number of CN107140437A discloses a transportation device for glass artware, which comprises a bottom plate, and a first clamping device and a second clamping device are installed above the bottom plate, wherein the first clamping device comprises an air pipe, a rubber plate, a spring, a clamping block and a chuck, the chuck comprises a metal pipe and an air bag, the invention can avoid the glass artware from cracking or breaking under the clamping of a hard object, and has good economical efficiency, but the invention has poor fixation on the object.

Disclosure of Invention

The trolley can stably fix the fragile products, has a good damping effect, and is convenient to transport the fragile products.

In order to achieve the purpose, the invention adopts the following technical scheme: a trolley with high applicability and convenient for transporting fragile products comprises a base, a pillar arranged at the bottom of the base, a roller arranged below the pillar, a pushing handle arranged on one side of the base, a first supporting piece arranged on the base, a movable second supporting piece arranged opposite to the first supporting piece and a fixing device, wherein the fixing device comprises a sucker component arranged on the first supporting piece and a pressing component arranged on the second supporting piece, and the sucker component is matched with the pressing component; the suction disc assembly can suck the articles through negative pressure so as to fix the articles, and the suction mode can reduce artificial damage to the articles caused by modes of rope fixing, clamping fixing and the like on one hand and can ensure the integrity of article transportation; on the other hand, the air suction mode can lead the object to be tightly matched with the sucker, lead the stress of the object to be concentrated at the position of the sucker, reduce the impact force of the bottom to the object when the trolley vibrates, and greatly reduce the damage rate of the object; the pressing assembly is arranged on the movable second supporting piece, the pressing degree of the pressing assembly to the articles can be adjusted, the pressing assembly is prevented from pressing the articles too tightly or pressing the articles insufficiently, meanwhile, the distance between the second supporting piece and the first supporting piece can be adjusted to adapt to articles with different sizes, and the applicability of the small handcart to the transported articles can be improved; .

Furthermore, the sucker assembly comprises a first cavity arranged on the first support piece, a plurality of connecting holes arranged on the first cavity, suckers arranged at the corresponding positions of the connecting holes and an air guide assembly arranged on one side of the first cavity; negative pressure environment can be formed in the first cavity through the air guide assembly, so that the articles conveyed by the suction cups connected to the first cavity are sucked under the action of air pressure difference, a plurality of suction cups are correspondingly arranged in the first cavity through a plurality of connectors, and the fixing effect on the articles can be greatly improved.

Further, the air guide assembly comprises a first air guide pipe and an air pump, wherein one end of the first air guide pipe is communicated with the first cavity, and the air pump is connected with the other end of the first air guide pipe; can take the gas in the first cavity out through the air pump for form negative pressure environment in the first cavity, make the sucking disc can hold article fast and fix, whole process easy operation can improve the conveying efficiency of article greatly.

Furthermore, the compressing assembly comprises a second cavity arranged on the second supporting piece, an air bag arranged on the second cavity and a second air duct, one end of the second air duct is connected with the second cavity, and the other end of the second air duct is connected with the air outlet end of the air pump; the air pump is carried to the gasbag through the second air duct after taking first cavity internal gas out, make the gasbag inflation, gasbag after the inflation can further be fixed article, simultaneously can not article cause rigid injury again, also can play the effect of shock attenuation buffering at the process of small handcart motion, can effectively prevent the damage of article, sucking disc subassembly and the cooperation that compresses tightly the subassembly, only need set up an air pump and just can realize function between them, the structure is simplified, the energy consumption has been reduced simultaneously, the load of small handcart has also been reduced, the manpower has been saved greatly.

Furthermore, a piston assembly is arranged on the first air duct, and the piston assembly comprises an upper limiting piece arranged in the first air duct, a lower limiting piece arranged opposite to the upper limiting piece, a piston matched with the upper limiting piece, a pushing piece arranged on the piston, a shifting block arranged on the pushing piece and an air discharging assembly arranged on the first air duct; after the air pump is closed, the piston can be matched with the upper limiting piece under the action of air pressure difference, so that the first cavity keeps a negative pressure environment, the air bag keeps an expansion state, the fixation of the sucker assembly and the pressing assembly to the article is guaranteed, the safe transportation of the article can be guaranteed, and after the transportation is finished, the air discharging assembly can contact the sucker assembly and the pressing assembly to fix the article, so that the unloading is facilitated.

Further, the air discharging assembly comprises an opening arranged on the first air duct and a stop door arranged at the corresponding position of the opening; when the air needs to be discharged, the opening is opened only by moving the stop door, so that the first air duct is communicated with the outside to discharge air, in addition, the manual air discharging mode is strong in operability, the air discharging degree is convenient to control, the speed of releasing the fixation of the articles can be controlled, and the damage to the articles is further reduced; the setting of gassing subassembly still can observe the piston in service behavior, is convenient for in time change and maintain the piston, guarantees the sucking disc subassembly and compresses tightly the fixed of subassembly to article.

Furthermore, a sliding assembly is arranged on the second supporting piece, the sliding assembly comprises a sliding groove arranged on the second supporting piece, a sliding block matched with the sliding groove and a locking assembly used for fixing the position of the second supporting piece, and the sliding block is arranged on the base; the arrangement of the sliding chute and the sliding block can facilitate the movement of the second supporting piece, can flexibly adjust the distance between the second supporting piece and the first supporting piece, can transport articles with different sizes with the trolley, and can also adjust the fixing degree of the air bag to the articles, thereby facilitating the stable fixing of the air bag to the articles; the setting of locking subassembly can be fixed the second support piece of adjusting the position, prevents that the dolly from taking place to remove at the in-process second support piece of motion, and the influence compresses tightly the fixed effect of subassembly to article.

Furthermore, the locking assembly comprises a first fixing piece arranged on the side wall of the first support piece, a rod body matched with the first fixing piece at one end, a locking piece arranged at the other end of the rod body, a limiting groove matched with the connecting piece, an insert arranged on the rod body and a second fixing piece matched with the insert, wherein the limiting groove is arranged on the side wall of the base, and the second fixing piece is arranged on the second support piece; after second support piece adjusts to suitable position, the pulling body of rod makes plug-in components and second mounting cooperate, and the lock piece can realize closely cooperating with the lateral wall of spacing groove this moment, and then realizes the fixed to second support piece position, whole subassembly convenient operation, and the locking is firm.

Furthermore, a lifting assembly is arranged on the base and comprises a driving piece, a supporting shaft, a push plate and a lifting plate, wherein one end of the supporting shaft is connected with the driving piece, the other end of the push plate is connected with the other end of the supporting shaft, and the lifting plate is connected with the push plate; the setting of lifting unit also can be transported lower article, and when the sucking disc was unable to cooperate with article, accessible push pedal rose the lifter plate under the effect of driving piece for article after rising can cooperate with the sucking disc, realize the transportation to little article.

In conclusion, the beneficial effects of the invention are as follows: the article can be conveniently fixed, the damping effect is good, the article transportation is ensured to have higher integrity degree, and the article transportation efficiency can be greatly improved; the trolley can be suitable for articles with different sizes, and the applicability of the trolley is improved.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of a point a in fig. 1.

Fig. 3 is a top view of fig. 1.

Fig. 4 is a schematic view of a partial cross-sectional structure at a-a in fig. 3.

Fig. 5 is a schematic view of a partial cross-sectional structure at B-B in fig. 3.

Fig. 6 is a schematic view of a partial cross-sectional structure at C-C in fig. 3.

Fig. 7 is a partial structural diagram of the first embodiment of the present invention.

Fig. 8 is a side view of fig. 7.

Fig. 9 is a schematic cross-sectional view taken at D-D in fig. 8.

Fig. 10 is a partial structural diagram of the present invention.

Fig. 11 is a side view of fig. 10.

Fig. 12 is a schematic cross-sectional view taken along line E-E in fig. 11.

Detailed Description

The trolley shown in fig. 1-12 includes a base 1, a first support member 2, a second support member 3, a fixing device, a roller 5, a pillar 6, and a pushing handle 7, wherein the base 1 is made of a metal material, the first support member 2 is a metal member, the first support member 2 is welded to the base 1, the first support member 2 is also a metal member, the first support member 2 is engaged with the base 1 through a sliding assembly, specifically, the sliding assembly includes a sliding slot 311 and a sliding block 312, the sliding slot 311 is disposed at the bottom of the second support member 3, the sliding block 312 is a long bar-shaped metal block, the sliding block 312 is welded to the base 1, the sliding slot 311 is engaged with the sliding block 312, so that the second support member can slide on the base, and further, the distance between the second support member and the first support member can be flexibly adjusted, the air bag can transport articles with different sizes with the small cart, and can adjust the fixing degree of the air bag to the articles, so that the air bag can stably fix the articles; after the first supporting member 2 is adjusted to a proper position, in order to prevent the second supporting member from moving during the movement of the cart and affecting the fixing effect of the compressing assembly on the object, a locking assembly 32 is disposed on the sidewall of the second supporting member 3, specifically, the locking assembly includes a first fixing member 321, a rod 322, a locking member 323, a limiting groove 324, an inserting member 325, and a second fixing member 326, the first fixing member 321 is a metal block, the first fixing member 321 is welded on the sidewall of the second supporting member 3, the rod 322 is a metal rod, the first fixing member 321 is disposed with a through groove 327, the rod 322 is matched with the rod 322 through the through groove 327, preferably, one end of the rod 322 is disposed with a limiting member 328, the limiting member 328 is a metal member, the limiting member 328 is welded on the rod, the limiting member 328 is disposed such that the rod 322 cannot be removed from the through groove 327 on the first fixing member 321, the locking piece 323 is a rubber block, the locking piece 323 is adhered to the other end of the rod body 322, the limiting groove 324 is formed in the side wall of the base 1, when the locking piece is locked, the locking piece 323 can be matched with the side wall of the limiting groove 324, the plug-in piece 325 is a metal piece, the plug-in piece 325 is welded in the middle of the rod body 322, a concave part is formed in the plug-in piece 325, the second fixing piece 326 is a metal piece and is welded on the second supporting piece, a convex part is formed in the second fixing piece 326, when the second supporting piece is adjusted to a proper position, the rod body is pulled to enable the concave part in the plug-in piece to be matched with the convex part of the second fixing piece, at the moment, the locking piece can be tightly matched with the side wall of the limiting groove, further, the position of the second supporting piece is fixed;

the fixing device comprises a sucker assembly and a pressing assembly, the sucker assembly 41 can suck the articles through negative pressure so as to fix the articles, and the suction mode can reduce artificial damage to the articles caused by modes of rope fixing, clamping fixing and the like on one hand and can ensure the intact degree of article transportation; on the other hand, the air suction mode can lead the object to be tightly matched with the sucker, lead the stress of the object to be concentrated at the position of the sucker, reduce the impact force of the bottom to the object when the trolley vibrates, and greatly reduce the damage rate of the object; specifically, the suction cup assembly includes a first cavity 411, a plurality of connecting holes 412, a plurality of suction cups 413 and an air guide assembly, the first cavity 411 is disposed on the first support 2, the first cavity 411 is provided with the plurality of connecting holes 412, the suction cups 413 are respectively mounted at corresponding positions of the plurality of connecting holes 412, the suction cups 413 are common suction cups directly purchased from the market, details and description of the specific structure and principle are omitted, the suction cups 413 are screwed on the side wall of the first cavity 411, and the first cavity is provided with a plurality of connecting ports, so that the plurality of suction cups can be correspondingly disposed, and the fixing effect on the article can be greatly improved; the air guide assembly 43 can form a negative pressure environment in the first cavity, so that the sucker connected to the first cavity can suck the transported articles under the action of air pressure difference, specifically, the air guide assembly comprises a first air guide tube 431 and an air pump 432, the first air guide tube 431 is a plastic tube, one end of the first air guide tube 431 is communicated with the first cavity 411, the other end of the first air guide tube 431 is communicated with the air inlet end of the air pump 432, the air pump is a common air pump directly purchased from the market, the specific structure and principle are not repeated herein, the air in the first cavity can be pumped out through the air pump, so that the negative pressure environment is formed in the first cavity, the sucker can quickly suck the articles for fixation, the operation of the whole process is simple, and the transportation efficiency of the articles can be greatly improved; preferably, in order to improve the adsorption and fixation effect of the sucker component on the article, an upper first cavity and a lower first cavity are arranged on the first supporting piece, a plurality of connecting holes are formed in the two first cavities, suckers are arranged at positions corresponding to the connecting holes, and one ends of the two first cavities are communicated;

the compressing component 42 is matched with the sucker component 41, the compressing component 42 is arranged on the movable second supporting piece, the compressing degree of the compressing component to the articles can be adjusted, the compressing component is prevented from compressing the articles too tightly or compressing the articles insufficiently, meanwhile, the distance between the second supporting piece and the first supporting piece can be adjusted to adapt to the articles with different sizes, the applicability of the small handcart to transporting the articles can be improved, specifically, the compressing component comprises a second cavity 421, an air bag 422 and a second air duct 423, the second cavity 421 is arranged on the second supporting piece 3, the second air duct 423 is a plastic hose, one end of the second air duct 423 is communicated with the second cavity 421, the other end of the second air duct 423 is communicated with the air outlet end of the air pump 432, the second air duct 423 is arranged as a plastic hose, and the second air duct can move along with the second supporting piece, the motion flexibility of the compressing component is improved, the air bag 522 is a rubber air bag directly purchased from the market, the specific structure and principle are not repeated, the air pump pumps the air in the first cavity out and then conveys the air into the air bag through the second air duct, so that the air bag is expanded, the expanded air bag can further fix articles without causing hard injury to the articles, the air bag also has the functions of damping and buffering in the motion process of the trolley and can effectively prevent the articles from being damaged, the sucking disc component is matched with the compressing component, the functions of the sucking disc component and the compressing component can be realized only by arranging the air pump, the structure is simplified, the energy consumption is reduced, the load of the trolley is also reduced, the manpower is greatly saved, the second cavity 421 is provided with a plurality of first pair of interfaces 424, the air bag is provided with a second pair of interfaces 425, and the air bag can be communicated with the second cavity by the mutual matching between the first pair of interfaces and the second pair of interfaces, preferably, the first pair of interfaces and the second pair of interfaces are connected through a common hoop, so that the operation is simple and the maintenance is convenient;

the first air duct 431 is provided with a piston assembly, specifically, the piston assembly comprises an upper limiting piece 451, a piston 452, a pushing piece 453, a shifting block 454 and a lower limiting piece 455, the piston 452 is a round table rubber block, the piston is arranged in the first air duct 431, the upper limiting piece 451 is a metal hollow round table, the upper limiting piece is welded on the inner wall of the first air duct 431, and on one hand, the upper limiting piece 451 is arranged to be matched with the piston under the action of air pressure difference after the air pump is closed, so that the first cavity keeps a negative pressure environment, the air bag keeps an expansion state, the sucker assembly and the pressing assembly are ensured to fix the article, and the article can be ensured to be safely transported; the pushing member 453 is a metal shell with an open end, the other end of the pushing member 453, which is not open, is adhered to the piston 452, the shifting block 454 is a metal block welded to the side wall of the pushing member 453, the lower limiting member 455 is a metal ring, the lower limiting member 455 is welded to the first air duct 431, the lower limiting member and the upper limiting member cooperate with each other to limit the piston in a certain area of the first air duct, an air release assembly 46 is further disposed at the position where the first air duct of the piston assembly is disposed, after transportation is completed, the air release assembly can contact the fixing of the suction cup assembly and the pressing assembly to the article, so as to facilitate unloading, specifically, the air release assembly includes an opening 461 and a shutter 462, the opening 461 is disposed on the first air duct 431, the shutter 462 is correspondingly disposed on the opening 461, the shutter 462 is provided with a metal protrusion 463, the 463 metal protrusions are arranged to facilitate opening and closing of the shutter 462, when air is required to be discharged, the shutter is moved by the metal protrusions to open the opening, so that the first air duct is communicated with the outside to discharge air, in addition, the manual air discharging mode is strong in operability, the air discharging degree is convenient to control, the speed of releasing the fixed object can be controlled, and the damage to the object is further reduced; the arrangement of the air discharging assembly can also observe the use condition of the piston, so that the piston can be conveniently replaced and maintained in time, and the fixation of the sucker assembly and the pressing assembly on an article is ensured;

in order to facilitate the transportation of smaller articles by the small cart, a lifting assembly is disposed on the base 1, specifically, the lifting assembly includes a driving member 111, a supporting shaft 112, a push plate 113 and a lifting plate 114, the driving member 111 is a lifting cylinder directly purchased from the market, detailed structures and principles are not repeated herein, the supporting shaft 112 is a metal shaft, one end of the supporting shaft 112 is connected to a piston rod of the driving member 111, the other end of the supporting shaft 112 is connected to the push plate 113, the push plate 113 is a metal plate, the push plate 113 is welded to the supporting shaft 112, the lifting plate 114 is also a metal plate, the lifting plate 114 is welded to the push plate 113, preferably, two driving members 111, two supporting shafts 112 and two push plates 113 are disposed to drive the lifting plate to perform lifting motion together, so that the stability of the lifting plate motion can be greatly improved, when the sucker cannot be matched with an article, the lifting plate can be lifted up through the push plate under the action of the driving piece, so that the lifted article can be matched with the sucker, and the transportation of small articles is realized;

in order to improve the stability of the motion of the small handcart, a shock-absorbing assembly is arranged on the pillar 6, specifically, the shock-absorbing assembly comprises a first supporting piece 621, an elastic piece 622, a second supporting piece 623, a groove 624 and a connecting rod 625, the first supporting piece 621 is a metal piece and is welded on the bottom of the pillar 6, the second supporting piece 623 is also a metal piece, the second supporting piece 623 is welded on the wheel axle of the roller 61, the elastic piece 622 is a spring, one end of the elastic piece 622 is connected with the first supporting piece 621, the other end is connected with the second supporting piece 623, the connecting rod 625 is a metal rod, one end of the connecting rod 625 is connected with the first supporting piece 621, the second supporting piece 623 is provided with a groove 624, the groove 624 is matched with the connecting rod 625, when the small handcart moves on an uneven road surface, under the action of the elastic piece, the connecting rod can stretch out and draw back in the recess, sets up like this and can reduce rocking of pillar, and then can improve the stability of whole base, has reduced the damage to transporting article.

Claims

1. The utility model provides a high just be convenient for transport small handcart of fragile article of suitability, includes base (1), locates pillar (6) of base (1) bottom, locate gyro wheel (61) of pillar (6) below, locate pushing hands (7) of base (1) one side, locate first support piece (2) on base (1), with mobilizable second support piece (3) and the fixing device that first support piece (2) set up relatively, its characterized in that: the fixing device comprises a sucker component arranged on the first support piece (2) and a pressing component arranged on the second support piece (3), and the sucker component is matched with the pressing component;

a sliding assembly is arranged on the second supporting piece (3), the sliding assembly comprises a sliding groove (311) arranged on the second supporting piece (3), a sliding block (312) matched with the sliding groove (311) and a locking assembly used for fixing the position of the second supporting piece (3), and the sliding block (312) is arranged on the base (1);

the locking assembly comprises a first fixing piece (321) arranged on the side wall of the first support piece (2), a rod body (322) matched with the first fixing piece (321) at one end, a locking piece (323) arranged at the other end of the rod body (322), a limiting groove (324) matched with the locking piece (323), an insert piece (325) arranged on the rod body (322) and a second fixing piece (326) matched with the insert piece (325), wherein the limiting groove (324) is arranged on the side wall of the base (1), and the second fixing piece (326) is arranged on the second support piece (3); the sucker assembly comprises a first cavity (411) arranged on the first support (2), a plurality of connecting holes (412) arranged on the first cavity (411), suckers (413) arranged at positions corresponding to the connecting holes (412) and an air guide assembly arranged on one side of the first cavity (411); the base (1) is provided with a lifting component, the lifting component comprises a driving piece (111), a supporting shaft (112) with one end connected with the driving piece (111), a push plate (113) with the other end connected with the supporting shaft (112) and a lifting plate (114) with the push plate (113) connected with the push plate (113).

2. The cart for transporting fragile products with high applicability according to claim 1, wherein: the air guide assembly comprises a first air guide pipe (431) and an air pump (432), wherein one end of the first air guide pipe is communicated with the first cavity (411), and the air pump is connected with the other end of the first air guide pipe (431).

3. The cart for transporting fragile products with high applicability as claimed in claim 2, wherein: the compressing assembly comprises a second cavity (421) arranged on the second supporting piece (3), an air bag (422) arranged on the second cavity (421), a second air duct (423) with one end connected with the second cavity (421), and the other end of the second air duct (423) is connected with the air outlet end of the air pump (432).

4. The cart for transporting fragile products with high applicability as claimed in claim 2, wherein: the first air duct (431) is provided with a piston assembly, and the piston assembly comprises an upper limiting piece (451) arranged in the first air duct (431), a lower limiting piece (455) arranged opposite to the upper limiting piece (451), a piston (452) matched with the upper limiting piece (451), a pushing piece (453) arranged on the piston (452), a shifting block (454) arranged on the pushing piece (453) and an air discharging assembly arranged on the first air duct (431).

5. The small cart with high applicability and convenient transportation of fragile products in claim 4, wherein: the air discharging assembly comprises an opening (461) arranged on the first air duct (431) and a stop door (462) arranged at the corresponding position of the opening (461).