CN109649463A - A kind of hand-push trolley cement pavement upward slope power assisting device using relative pressure - Google Patents

Abstract

The invention discloses a kind of hand-push trolley cement pavement upward slope power assisting devices using relative pressure, its structure includes hopper, push rod, rectangle iron block, tipping bucket sticks up bar, hand-push trolley upward slope power assisting device, walking roller, chassis, the effect that the present invention has: when pushing trolley to need rest in half way up the mountain, slamming pedal tilts active bracket stress, the piston is along cylinder upward sliding, make the subatmospheric power of the gas pressure of cylinder interior, the Suction cup assembly that tire lower surface is circumferentially arranged that contacts to earth firmly is adsorbed on cement flooring, the air to contact to earth in the extruded Suction cup assembly in tire lower surface is sucked out, then the Suction cup assembly at this is in negative pressure state, under the action of biggish draught head, the Suction cup assembly of tire lower surface of contacting to earth firmly adsorbs ground, it effectively prevent trolley to glide, therefore, tire contact to earth in rolling In the process, the Suction cup assembly of lower surface can be realized alternating sorbent, and can maintain the absorption ground of certain negative pressure always.

Description

A kind of hand-push trolley cement pavement upward slope power assisting device using relative pressure

Technical field

The present invention relates to hand-push trolley equipment technical fields, particularly with regard to a kind of hand-push trolley using relative pressure Cement pavement upward slope power assisting device.

Background technique

Hand-push trolley is a kind of common means of transport, most frequently used in building site and mining area, on building site and mining area Slope section is lighter relative to cement pavement using hand-push trolley, because the transport section in building site and mining area is substantially soil property Layer, and have large car process for a long time, so that road surface soil property is harder, greatly increased with hand-push trolley Tire Friction, to mention The efficiency that high trolley goes up a slope transports object by hand-push trolley and climbs cement however as the expansion of hand-push trolley use scope Road slope also becomes regular event, and the upward slope of cement road can generally cut non-skid thread, increases rubbing for road surface and tire with this Wipe power, but over time, non-skid thread is smoothed gradually so that tire easily skids, cause to push trolley when going up a slope compared with To be laborious, needs have been tired out in half way up the mountain and have kept out trolley downslide using arm strength and leg power as support, have obtained labour people not To sufficient rest, it is therefore desirable to a kind of hand-push trolley cement pavement upward slope power assisting device is developed, to solve that trolley is pushed to climb water Road is more laborious when going up a slope, and has tired out needs in half way up the mountain and has kept out trolley downslide using arm strength and leg power as support, The problem of making labour people cannot get sufficient rest.

The content of present invention

In view of the deficiencies of the prior art, the present invention is to realize by the following technical solutions: a kind of to utilize relative pressure Hand-push trolley cement pavement upward slope power assisting device, structure includes that hopper, push rod, rectangle iron block, tipping bucket stick up bar, hand-push trolley Upward slope power assisting device, walking roller, chassis, the chassis are that type structure and top are installed on hopper, the hopper with Chassis, which is adopted, to be hinged, and the center of the hopper rear end is welded with rectangle iron block, above the rectangle iron block etc. Anomaly row is equipped with two push rods, and the two described push rod one end are mutually welded with hopper, is equipped with tipping bucket below the rectangle iron block Bar is stuck up, the tipping bucket sticks up bar and matches with rectangle iron block and be flexibly connected with chassis, and the chassis two sides are equipped with row Idler wheel is walked, the upward slope power assisting device is set to tipping bucket and sticks up below bar and be mounted on chassis.

As advanced optimizing for the technical program, the hand-push trolley upward slope power assisting device is gone up a slope power-assisted by negative pressure Wheel, spring, active bracket, pedal composition, the pedal is set to active bracket bottom end and the two is mutually welded, the pedal Top is equipped with non-slip mat, and the active bracket a quarter bending part is flexibly connected with chassis, the active bracket two Side is installed on negative pressure upward slope power-assisted wheel, and spring, the spring upper and lower ends point are equipped with above the negative pressure upward slope power-assisted wheel It is not fixed on active bracket and chassis.

As advanced optimizing for the technical program, the negative pressure upward slope power-assisted wheel is by being connected to poly- pressure hub, piston, gas Cylinder, follower lever, Suction cup assembly, the tire that contacts to earth, sucker active cylinder, wheel rim, metal communicating pipe composition, the poly- pinch roller of the connection The center of hub is equipped with the tire that contacts to earth, and the tire two sides of contacting to earth are equipped with cylinder, the preferred elastic rubber material of the tire that contacts to earth Matter, the cylinder bottom insertion are fixed in the poly- pressure hub of connection, and the piston is set to cylinder interior and the two uses It is slidably matched, the bottom end of the follower lever is connected through cylinder and piston, the top and active bracket top of the follower lever End is flexibly connected, and the piston and active bracket are sequentially connected by follower lever, the centre bit of the inside tires of contacting to earth Wheel rim has been installed, has uniformly equidistantly been equipped with ten six roots of sensation metal communicating pipes, the gold between the wheel rim and the poly- pressure hub of connection Belong to communicating pipe for tubular body structure and head and the tail both ends are separately fixed on the poly- pressure hub of connection and wheel rim, metal communicating pipe is preferred Aluminum alloy material is uniformly equidistantly equipped with 16 sucker active cylinders, the sucker between the wheel rim and the tire that contacts to earth Active cylinder one end is embedded in the outer wall notch of wheel rim and connect with metal communicating pipe, and the sucker active cylinder other end is embedding Enter to be fixed on to contact to earth on tire inner ring notch and is connect with Suction cup assembly, it is uniformly equidistant on the tire that contacts to earth to be equipped with 16 A Suction cup assembly, the Suction cup assembly, which is fastened, to contact to earth on tire, the Suction cup assembly and sucker active cylinder Connecting pin is equipped with strainer, can intercept dust and particle enters in pipeline using being slidably matched inside the Suction cup assembly.

As advanced optimizing for the technical program, the poly- pressure hub of the connection is turned by cylinder saddle, bearer ring, connection Axis, rotating cylinder, communicating pipe connector loop, chimeric jack composition, the communicating pipe connector loop are embedding by the round notch of center Enter to be mounted on the center of rotating cylinder, the communicating pipe connector loop is communicated with the junction of rotating cylinder, and the rotating cylinder is hollow Cylindrical structure is uniformly equidistantly equipped with 16 chimeric jacks, the chimeric jack on the described communicating pipe connector loop outer wall It is fastened and connected with metal communicating pipe, the rotating cylinder two sides are equipped with cylinder saddle, and the cylinder saddle and rotating cylinder pass through bearing Ring connection, the rotating cylinder two sides insertion is fixed on bearer ring inner ring and the two is using flexible connection, the cylinder branch Seat and bearer ring are using interference fit, and the rotating cylinder is connected with cylinder by cylinder saddle, rotating cylinder and the preferred aluminium of cylinder saddle Alloy material.

Beneficial effect

A kind of hand-push trolley cement pavement upward slope power assisting device using relative pressure of the present invention, design are rationally, functional By force, have the beneficial effect that due to cement pavement it is more smooth compared with soil property road surface so that tire and cement pavement rub It wipes power to reduce, has tired out needs in half way up the mountain and kept out trolley downslide using arm strength and leg power as support, obtained labour people Less than sufficient rest, when pushing trolley to need rest in half way up the mountain, slamming pedal tilts active bracket stress, and drives Follower lever moves up, because follower lever bottom end is connect with piston, piston makes the gas of cylinder interior along cylinder upward sliding The subatmospheric power of body pressure, the Suction cup assembly that tire lower surface is circumferentially arranged that makes to contact to earth firmly are adsorbed on cement flooring, And by the differential pressure action of cylinder, therefore the air to contact to earth in the extruded Suction cup assembly in tire lower surface is sucked out, and then should The Suction cup assembly at place is in negative pressure state, and under the action of biggish draught head, the Suction cup assembly for tire lower surface of contacting to earth is secured Absorption ground, effectively prevent trolley to glide, the walking roller and contact to earth tire and cement flooring remains rolling friction, Therefore, tire is contacted to earth during rolling, and the Suction cup assembly of lower surface can be realized alternating sorbent, and can maintain one always Determine the absorption ground of negative pressure.

Detailed description of the invention

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention, Objects and advantages will become more apparent upon:

Fig. 1 is a kind of structural representation of the hand-push trolley cement pavement upward slope power assisting device using relative pressure of the present invention Figure.

Fig. 2 is the side structure schematic view of hand-push trolley upward slope power assisting device of the present invention；

Fig. 3 is the positive structure diagram of hand-push trolley upward slope power assisting device of the present invention；

Fig. 4 is the schematic diagram of the section structure of negative pressure upward slope power-assisted wheel of the present invention；

Fig. 5 is the schematic diagram of the section structure that the present invention is connected to poly- pressure hub.

In figure: hopper -1, push rod -2, rectangle iron block -3, tipping bucket stick up bar -4, hand-push trolley upward slope power assisting device -5, negative pressure Upward slope power-assisted wheel -51, cylinder saddle -51-1a, bearer ring -51-1b, connection shaft -51-1c, turns the poly- pressure hub -51-1 of connection Cylinder -51-1d, it communicating pipe connector loop -51-1e, chimeric jack -51-1f, piston -51-2, cylinder -51-3, follower lever -51-4, inhales Disk component -51-5, the tire -51-6 that contacts to earth, sucker active cylinder -51-7, wheel rim -51-8, metal communicating pipe -51-9, spring - 52, active bracket -53, pedal -54, walking roller -6, chassis -7.

Specific embodiment

To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to Specific embodiment and Detailed description of the invention, the preferred embodiment that the present invention is further explained.

Embodiment

Fig. 1-5 is please referred to, the present invention provides a kind of hand-push trolley cement pavement upward slope power assisting device using relative pressure Specific embodiment；

Referring to Fig. 1, a kind of hand-push trolley cement pavement upward slope power assisting device using relative pressure, structure includes material Bucket 1, push rod 2, rectangle iron block 3, tipping bucket stick up bar 4, hand-push trolley upward slope power assisting device 5, walking roller 6, chassis 7, the bottom Disk 7 is L-type structure and top is installed on hopper 1, and the hopper 1 is adopted with chassis 7 to be hinged, after the hopper 1 The center at end is welded with rectangle iron block 3, and the 3 top equidistant parallel of rectangle iron block is equipped with two push rods 2, and described two 2 one end of root push rod is welded with 1 phase of hopper, and tipping bucket is equipped with below the rectangle iron block 3 and sticks up bar 4, the tipping bucket sticks up bar 4 and square Shape iron block 3 is matched and is flexibly connected with chassis 7, and 7 two sides of chassis are equipped with walking roller 6, and the upward slope helps Power device 5 is set to tipping bucket and sticks up 4 lower section of bar and be mounted on chassis 7, when the hopper 1 needs discharging, pushes down on tipping bucket and sticks up Bar 4 makes to stick up the upward tilting hopper 1 of bar 4, be hinged because 1 bottom of hopper is adopted with chassis 7,1 stress of hopper turns forward It is finished down into discharging.

Please refer to Fig. 2 and Fig. 3, the hand-push trolley upward slope power assisting device 5 by negative pressure upward slope power-assisted wheel 51, spring 52, Active bracket 53, pedal 54 form, and the pedal 54 is set to 53 bottom end of active bracket and the two is mutually welded, the pedal 54 tops are equipped with non-slip mat, and the 53 a quarter bending part of active bracket is flexibly connected with chassis 7, the active branch 53 two sides of frame are installed on negative pressure upward slope power-assisted wheel 51, are equipped with spring 52, the bullet above the negative pressure upward slope power-assisted wheel 51 52 upper and lower ends of spring are separately fixed on active bracket 53 and chassis 7.

Referring to Fig. 4, the negative pressure upward slope power-assisted wheel 51 by be connected to poly- pressure hub 51-1, piston 51-2, cylinder 51-3, Follower lever 51-4, Suction cup assembly 51-5, the tire 51-6 that contacts to earth, sucker active cylinder 51-7, wheel rim 51-8, metal communicating pipe 51-9 The center of composition, the poly- pressure hub 51-1 of connection is equipped with the tire 51-6 that contacts to earth, the tire 51-6 two that contacts to earth Side is equipped with cylinder 51-3, and contact to earth the preferred elastomeric material of tire 51-6, and the bottom the cylinder 51-3 insertion is fixed on connection On poly- pressure hub 51-1, the piston 51-2 is set to inside cylinder 51-3 and the two is using being slidably matched, and described is driven The bottom end of bar 51-4 is connect through cylinder 51-3 with piston 51-2, the top and 53 top of active bracket of the follower lever 51-4 It is flexibly connected, the piston 51-2 and active bracket 53 are sequentially connected by follower lever 51-4, the tire 51-6 that contacts to earth Internal center is equipped with wheel rim 51-8, uniformly equidistant between the wheel rim 51-8 and the poly- pressure hub 51-1 of connection to be equipped with ten Six roots of sensation metal communicating pipe 51-9, the metal communicating pipe 51-9 is tubular body structure and head and the tail both ends are separately fixed at connection On poly- pressure hub 51-1 and wheel rim 51-8, metal communicating pipe 51-9 preferred aluminum alloy material, the wheel rim 51-8 and contact to earth wheel Uniformly equidistant between tire 51-6 to be equipped with 16 sucker active cylinder 51-7, described sucker one end active cylinder 51-7 is embedded in wheel It encloses the outer wall notch of 51-8 and is connect with metal communicating pipe 51-9, the sucker active cylinder 51-7 other end, which is embedded in, to be fixed It is contacting to earth on tire 51-6 inner ring notch and is being connect with Suction cup assembly 51-5, uniformly equidistantly set on the tire 51-6 that contacts to earth There are 16 Suction cup assembly 51-5, the Suction cup assembly 51-5, which is fastened, to contact to earth on tire 51-6, the sucker group The connecting pin of part 51-5 and sucker active cylinder 51-7 is equipped with strainer inside the Suction cup assembly 51-5 using being slidably matched, Dust can be intercepted and particle enters in pipeline, the pressure difference that when piston 51-2 upward sliding inside the cylinder 51-3 is formed is made With being sucked out the air to contact to earth in the extruded Suction cup assembly 51-5 in the lower surface tire 51-6, then the Suction cup assembly at this 51-5 is in negative pressure state, and under the action of biggish draught head, the Suction cup assembly 51-5 for the lower surface tire 51-6 of contacting to earth is secured Absorption ground, effectively prevent trolley to glide, the walking roller 6 and contact to earth tire 51-6 and cement flooring remains rolling Friction, therefore, contacts to earth tire 51-6 during rolling, and the Suction cup assembly 51-5 of lower surface can be realized alternating sorbent, and The absorption ground that can maintain certain negative pressure always enables to push trolley more laborsaving when going up a slope.

Referring to Fig. 5, the poly- pressure hub 51-1 of the connection is by cylinder saddle 51-1a, bearer ring 51-1b, connection shaft 51-1c, rotating cylinder 51-1d, communicating pipe connector loop 51-1e, chimeric jack 51-1f composition, communicating pipe connector loop 51-1e are logical The round notch insertion for crossing center is mounted on the center of rotating cylinder 51-1d, communicating pipe connector loop 51-1e with turn The junction of cylinder 51-1d communicates, and the rotating cylinder 51-1d is hollow cylindrical structure, outside communicating pipe connector loop 51-1e It is uniformly equidistantly equipped with 16 chimeric jack 51-1f, the chimeric jack 51-1f and metal communicating pipe 51-9 on wall and fastens and connects It connects, the two sides rotating cylinder 51-1d are equipped with cylinder saddle 51-1a, and the cylinder saddle 51-1a and rotating cylinder 51-1d pass through axis Carrier ring 51-1b connection, the two sides the rotating cylinder 51-1d insertion is fixed on bearer ring 51-1b inner ring and the two is using activity Using interference fit, the rotating cylinder 51-1d and cylinder 51-3 are logical by connection, the cylinder saddle 51-1a and bearer ring 51-1b Cross cylinder saddle 51-1a connection, rotating cylinder 51-1d and the preferred aluminum alloy material of cylinder saddle 51-1a, the poly- pressure hub of connection The structure of 51-1 designs, and the tire 51-6 that can make to contact to earth rotating cylinder 51-1d when rolling that contacts to earth follows rotation, cylinder saddle 51-1a guarantor Hold it is stationary, to realize the vertical orientation of cylinder 51-3, the effect that the tire 51-6 that contacts to earth can be rolled.

It is as follows that it implements principle:

It when hopper 1 needs discharging, pushes down on tipping bucket and sticks up bar 4, make to stick up the upward tilting hopper 1 of bar 4, because of 1 bottom of hopper Portion adopts with chassis 7 and is hinged, so 1 stress of hopper dumps forward and completes discharging, during pushing trolley to go up a slope, half When needing rest in slope, slamming pedal 54 tilts 53 stress of active bracket, and follower lever 51-4 is driven to move up, because from The bottom end lever 51-4 is connect with piston 51-2, so piston 51-2 makes the gas inside cylinder 51-3 along cylinder 51-3 upward sliding The subatmospheric power of body pressure, because cylinder 51-3 passes through the poly- pinch roller of connection with poly- pressure hub 51-1 connection, cylinder 51-3 is connected to Hub 51-1 is connect with each metal communicating pipe 51-9, is connect using metal communicating pipe 51-9 with sucker active cylinder 51-7, Because Suction cup assembly 51-5 and sucker active cylinder 51-7 is used and is slidably matched, the sucker group when the tire 51-6 that contacts to earth is rolled Part 51-5 can have centainly flexible cushion space, improve service life, the suction that the lower surface tire 51-6 that makes to contact to earth circumferentially is arranged Disk component 51-5 can be firmly adsorbed on cement flooring, be connected to the structure design of poly- pressure hub 51-1, can be made the wheel that contacts to earth Tire 51-6 rotating cylinder 51-1d when rolling that contacts to earth follows rotation, cylinder saddle 51-1a remain stationary it is motionless, to realize cylinder 51-3 Vertical orientation；By the differential pressure action formed when piston 51-2 upward sliding inside cylinder 51-3, make the tire 51-6 that contacts to earth Air in the extruded Suction cup assembly 51-5 in lower surface is sucked out, and then the Suction cup assembly 51-5 at this is in negative pressure state, Under the action of biggish draught head, the Suction cup assembly 51-5 for the lower surface tire 51-6 of contacting to earth firmly adsorbs ground, effectively anti- Only trolley downslide, the walking roller 6 and the tire 51-6 that contacts to earth remain rolling friction with cement flooring, and therefore, contact to earth wheel For tire 51-6 during rolling, the Suction cup assembly 51-5 of lower surface can be realized alternating sorbent, and can remain always certain The absorption ground of negative pressure, it is more laborious when cement road goes up a slope to solve to push trolley to climb, needs have been tired out in half way up the mountain with arm strength And leg power keeps out the problem of trolley glides, labour people is made to cannot get sufficient rest as support.

The basic principles, main features and advantages of the present invention have been shown and described above, the technology of the industry Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this The principle of invention can not only be realized in other specific forms under the premise of not departing from spirit of that invention or essential characteristic The present invention will also have various changes and improvements, these changes and improvements both fall within scope of the claimed invention, therefore this hair Bright claimed range is defined by appended claims and its equivalent, rather than above description limits.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (4)

1. a kind of hand-push trolley cement pavement upward slope power assisting device using relative pressure, structure includes hopper (1), push rod (2), rectangle iron block (3), tipping bucket stick up bar (4), hand-push trolley upward slope power assisting device (5), walking roller (6), chassis (7), special Sign is:

It is installed on hopper (1) at the top of the chassis (7), the hopper (1) rear end is welded with rectangle iron block (3), described Equidistant parallel is equipped with two push rods (2) above rectangle iron block (3), and two push rods (2) are mutually welded with hopper (1), described Rectangle iron block (3) below be equipped with tipping bucket stick up bar (4), the tipping bucket stick up bar (4) matched with rectangle iron block (3) and with bottom Disk (7) is flexibly connected, and the chassis (7) two sides are equipped with walking roller (6), and the upward slope power assisting device (5) is set to and turns over Bucket sticks up below bar (4) and is mounted on chassis (7).

2. a kind of hand-push trolley cement pavement upward slope power assisting device using relative pressure according to claim 1, special Sign is: the hand-push trolley upward slope power assisting device (5) is by negative pressure upward slope power-assisted wheel (51), spring (52), active bracket (53), pedal (54) forms, and the pedal (54) is set to active bracket (53) bottom and the two is mutually welded, the active Bracket (53) is flexibly connected with chassis (7), and the active bracket (53) two sides are installed on negative pressure upward slope power-assisted wheel (51), institute Spring (52) are equipped with above the negative pressure upward slope power-assisted wheel (51) stated, the spring (52) upper and lower ends, which are separately fixed at, actively props up On frame (53) and chassis (7).

3. a kind of hand-push trolley cement pavement upward slope power assisting device using relative pressure according to claim 2, special Sign is: the negative pressure upward slope power-assisted wheel (51) by be connected to poly- pressure hub (51-1), piston (51-2), cylinder (51-3), from Lever (51-4), Suction cup assembly (51-5), the tire that contacts to earth (51-6), sucker active cylinder (51-7), wheel rim (51-8), metal connect Siphunculus (51-9) composition, the center of the poly- pressure hub of the connection (51-1) is equipped with the tire that contacts to earth (51-6), described The tire two sides (51-6) contact to earth equipped with cylinder (51-3), the cylinder (51-3) is connected with poly- pressure hub (51-1) is connected to, The piston (51-2) is set to that cylinder (51-3) internal and the two is using being slidably matched, the follower lever (51-4) and living (51-2) connection is filled in, the internal center of the tire that contacts to earth (51-6) is equipped with wheel rim (51-8), the wheel rim (51- 8) ten six roots of sensation metal communicating pipes (51-9), the metal communicating pipe are uniformly equidistantly equipped between the poly- pressure hub (51-1) of connection (51-9) head and the tail both ends are separately fixed on the poly- pressure hub (51-1) of connection and wheel rim (51-8), the wheel rim (51-8) and touching 16 sucker active cylinders (51-7), the sucker active cylinder (51-7) are uniformly equidistantly equipped between ground tire (51-6) One end is connect with metal communicating pipe (51-9), and described sucker active cylinder (51-7) other end is fixed on the tire (51- that contacts to earth 6) 16 Suction cup assemblies (51-5), the Suction cup assembly (51-, are uniformly equidistantly equipped on the tire that contacts to earth (51-6) 5) it is fixed on the tire that contacts to earth (51-6), the Suction cup assembly (51-5) is matched with sucker active cylinder (51-7) using sliding It closes.

4. a kind of hand-push trolley cement pavement upward slope power assisting device using relative pressure according to claim 3, special Sign is: the poly- pressure hub of the connection (51-1) is by cylinder saddle (51-1a), bearer ring (51-1b), connection shaft (51- 1c), rotating cylinder (51-1d), communicating pipe connector loop (51-1e), chimeric jack (51-1f) composition, the communicating pipe connector loop (51-1e) is mounted on the center of rotating cylinder (51-1d), uniformly equidistantly sets on described communicating pipe connector loop (51-1e) outer wall There are 16 chimeric jacks (51-1f), the chimeric jack (51-1f) is connected with metal communicating pipe (51-9), described The rotating cylinder two sides (51-1d) are equipped with cylinder saddle (51-1a), and the cylinder saddle (51-1a) and rotating cylinder (51-1d) pass through bearing Ring (51-1b) connection, the rotating cylinder (51-1d) and bearer ring (51-1b) are flexibly connected, the cylinder saddle (51-1a) With bearer ring (51-1b) using being interference fitted, the rotating cylinder (51-1d) and cylinder (51-3) pass through cylinder saddle (51-1a) Connection.