CN113494040A

CN113494040A - Stock stop and paver

Info

Publication number: CN113494040A
Application number: CN202110727317.5A
Authority: CN
Inventors: 孔军; 李英瑞; 卢昌靖; 王飞; 闫娟; 朱世永
Original assignee: Xuzhou XCMG Road Construction Machinery Co Ltd
Current assignee: Xuzhou XCMG Road Construction Machinery Co Ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-10-12
Anticipated expiration: 2041-06-29
Also published as: CN113494040B

Abstract

The invention discloses a stock stop, which comprises a rack and hoppers positioned on two sides of the top surface of the rack, wherein a stock bin is formed between the hoppers on the two sides; one end of the bin is provided with a baffle, the bottom surface of the baffle is fixedly connected with the rack, and the top surface of the baffle is connected with the hoppers on the two sides through a rope; when the hopper is switched between the unfolding state and the folding state, the hopper enables the baffle to be switched between the folding state and the unfolding state through a rope; when the baffle moves from the folding state to the unfolding state, the height of the baffle is gradually increased, and when the baffle is switched from the unfolding state to the folding state, the height of the baffle is gradually reduced; the stock stop of this application design effect is obvious, can not take place to interfere with the skip, can guarantee stock stop's life.

Description

Stock stop and paver

Technical Field

The invention relates to the technical field of engineering machinery, in particular to a material blocking mechanism and a paver.

Background

When a hopper of the paver is folded, in the process of rolling and falling materials (cement stabilized macadam mixture and asphalt mixture are called materials for short) into a trough, part of the materials can be scattered in front of the hopper, and if the materials are not cleaned, a crawler of the paver can be lifted when passing through, so that the flatness of a paved road surface is seriously influenced; when the additional staff clears up, increased construction cost. In order to not influence the construction quality and reduce the construction cost, at the present stage, a paver manufacturer generally adopts a method of adding a rubber baffle at the front part of a material groove, and the method can prevent materials from being scattered to a certain extent; meanwhile, according to different paver types, rubber baffles with different heights are required to be configured, the height of each rubber baffle can influence the material blocking effect, and when the height of each rubber baffle is low, the material blocking effect is not obvious; when the rubber baffle is high, the rubber baffle is easily scraped and bumped by a skip car, and the service life of the rubber baffle is influenced. Under the condition, the material blocking mechanism with obvious material blocking effect and without being influenced by the skip car is particularly important.

Disclosure of Invention

The invention aims to provide a material blocking mechanism and a paver, aiming at solving the problem that the material blocking effect is not obvious when the height of a baffle plate is low in the prior art; when the baffle was high, be scraped easily by the skip, influence the life's of baffle problem.

In order to achieve the purpose, the invention is realized by adopting the following technical scheme:

a stock stop comprises a rack and hoppers positioned on two sides of the top surface of the rack, wherein a stock bin is formed between the hoppers on the two sides;

a baffle is arranged at one end of the storage bin, the bottom surface of the baffle is fixedly connected with the rack, and the top surface of the baffle is connected with the hoppers on two sides through a rope;

when the hopper is switched between the unfolding state and the folding state, the hopper enables the baffle to be switched between the folding state and the unfolding state through a rope; the baffle follows fold condition motion is when expanding the state conversion, the height of baffle increases gradually, the baffle follows expand the state when folding state conversion, the height of baffle reduces gradually.

Further, the baffle includes lower connecting plate and upper junction plate, the bottom surface of lower connecting plate with the frame is connected, the top surface through the chain with the upper junction plate is connected, the top surface of upper junction plate is connected with the sleeve pipe, the rope runs through the sleeve pipe and the both sides the hopper is connected.

Further, the chain comprises a plurality of links connected in series.

Furthermore, the middle part of the rope is connected with the top surface of the fixing plate, and two ends of the rope penetrate through the rope limiting device on the hopper and are connected with the rack.

Further, the rope limiting device comprises two rollers which are rotatably connected to the hopper, a clamping space for clamping the rope is formed between the two rollers, and the rope can move freely between the two rollers and cannot be separated from the rollers.

Furthermore, the roller is connected to the hopper through a bolt, and a connecting sleeve is arranged between the roller and the bolt;

the length of the connecting sleeve is greater than that of the roller, and the roller freely rotates on the connecting sleeve.

Further, the diameter of the outer end of the bolt is larger than the inner diameter of the roller, and the distance between the outer edges of the two rollers is smaller than the diameter of the rope.

Furthermore, the diameters of the two ends of the roller are larger than the diameter of the middle position, and a clamping space is formed between the middle positions of the two rollers.

Further, the width of the baffle is the same as the width of the bin.

A paver comprises the stock stop mechanism.

According to the technical scheme, the embodiment of the invention at least has the following effects:

1. according to the material blocking mechanism, when the hopper is switched from the unfolding state to the folding state, the baffle is driven to be switched from the folding state to the unfolding state, so that materials are prevented from spilling in front of the hopper when the hopper is folded and discharged, and material blocking can be effectively achieved; when the hopper is switched from the folding state to the unfolding state, the baffle is switched from the unfolding state to the folding state, so that the baffle is prevented from being scraped by the skip car, and the service life of the baffle is ensured; the material stopping effect of the material stopping mechanism is obvious, interference with a skip is avoided, and the service life of the material stopping mechanism can be guaranteed;

2. the baffle plate designed by the application is connected with the upper connecting plate and the lower connecting plate through the chain, the structure is simple, the baffle plate can be driven by the rope to perform state conversion when the hopper performs state conversion, the state conversion of the baffle plate is convenient to control, extra power is not needed to drive the baffle plate to move, the baffle plate can be effectively controlled to work through the state conversion of the hopper, the structure is simple, the control effect is good, and the chain can ensure the material blocking effect;

3. the rope limiting device can ensure the motion effect of the rope between the rollers through the design of the rollers, and ensure the motion effect of the control baffle.

Drawings

FIG. 1 is a schematic view of a material blocking mechanism in an expanded state according to an embodiment of the present invention;

FIG. 2 is a schematic view of a material blocking mechanism in a folded state according to an embodiment of the present invention;

FIG. 3 is an exploded view of a cable stop device in accordance with an embodiment of the present invention

Fig. 4 is an exploded view of a baffle in an embodiment of the present invention.

Wherein: 1. a frame; 2. a fixing plate; 3. a hopper; 4. a rope; 5. rope clips; 6. a rope limiting device; 6-1, rolling wheels; 6-2, connecting sleeves; 6-3, bolts; 7. a baffle plate; 7-1, sleeving; 7-2, an upper connecting plate; 7-3, a chain; 7-4 and a lower connecting plate.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

It should be noted that in the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention but do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. As used in the description of the present invention, the terms "front," "back," "left," "right," "up," "down" and "in" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1 to 4, a stock stop comprises a frame 1 and hoppers 3 positioned on two sides of the top surface of the frame 1, wherein a stock bin is formed between the hoppers 3 on the two sides; one end of the storage bin is provided with a baffle 7, the bottom surface of the baffle 7 is fixedly connected with the rack 1, and the top surface of the baffle 7 is connected with the hoppers 3 at two sides through a rope 4; when the hopper 3 is switched between the unfolding state and the folding state, the hopper 3 enables the baffle 7 to be switched between the folding state and the unfolding state through the rope 4; when the flap 7 is switched from the folded state to the unfolded state, the height of the flap 7 is gradually increased, and when the flap 7 is switched from the unfolded state to the folded state, the height of the flap 7 is gradually decreased.

According to the material blocking mechanism, when the hopper is switched from the unfolding state to the folding state, the baffle is driven to be switched from the folding state to the unfolding state, so that materials are prevented from spilling in front of the hopper when the hopper is folded and discharged, and material blocking can be effectively achieved; when the hopper is switched from the folding state to the unfolding state, the baffle is switched from the unfolding state to the folding state, so that the baffle is prevented from being scraped by the skip car, and the service life of the baffle is ensured; the material stopping effect of the material stopping mechanism is obvious, interference can not occur between the material stopping mechanism and a skip car, and the service life of the material stopping mechanism can be guaranteed.

In some embodiments, as shown in FIG. 4, the baffle 7 is comprised of a sleeve 7-1, an upper link plate 7-2, a chain 7-3, and a lower link plate 7-4. The sleeve 7-1 is welded on the upper connecting plate 7-2 and then is connected with the lower connecting plate 7-4 into a whole through a chain 7-3; wherein, the chain 7-3 is made of metal materials and is formed by connecting a plurality of sections in series, and each section is called as a chain link; the height of the baffle 7 changes along with the chain 7-3 from the folded state to the unfolded state.

In other embodiments, the chain 7-3 in the baffle 7 can be replaced by a foldable hinge or other devices, so that the material blocking effect can be realized. According to the chain stopper, the chain 7-3 is selected, the weight of the chain 7-3 is large, the material stopping effect can be guaranteed, and the chain formed by connecting the multiple sections of chain links in series is not easy to damage.

The rope limiting device 6 is fixed on the hopper, the lower end of the baffle 7 is fixed on the rack, the upper end of the baffle is connected through the rope 4, the two ends of the rope 4 are fastened by the rope clamps 5 and then are respectively fixed on the fixing plates 2 on the two sides of the rack 1, and the rope 4 passes through the rope limiting device 6 and then passes through the sleeve 7-1 on the baffle 7.

As shown in fig. 3: the rope limiting device 6 consists of a roller 6-1, a connecting sleeve 6-2 and a bolt 6-3. The rollers 6-1 are respectively arranged up and down and are fixed on the hopper through connecting sleeves 6-2 and bolts 6-3; the connecting sleeve 6-2 is slightly longer than the roller 6-1, and the roller 6-1 can freely rotate on the connecting sleeve 6-2; the inner diameter of the roller 6-1 is smaller than the outer circle of the end of the bolt 6-3, so that the roller 6-1 is prevented from falling off; the two rollers 6-1 which are arranged up and down can rotate freely, the distance between the outermost edges of the two rollers is smaller than the diameter of the rope 4, and the rope 4 is ensured to move between the two rollers all the time; wherein, the diameter of the two ends of the roller 6-1 is large, the diameter of the middle is small, and the rope 4 is convenient to position.

When the hopper of the paver is unfolded, the baffle 7 is in a folded state and has the lowest height; when the hopper of the paver is folded, the rope 4 moves on the roller 6-1 to drive the baffle 7 to be slowly unfolded until the hopper of the paver is folded, and the height of the baffle 7 is the highest, so that the material is effectively prevented from being scattered.

In some embodiments, the width of the baffle 7 is the same as that of the storage bin, and the design can ensure good material blocking effect and reduce the possibility of collision with a skip car.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.

Claims

1. The stock stop is characterized by comprising a rack (1) and hoppers (3) positioned on two sides of the top surface of the rack (1), wherein a stock bin is formed between the hoppers (3) on the two sides;

a baffle (7) is arranged at one end of the storage bin, the bottom surface of the baffle (7) is fixedly connected with the rack (1), and the top surface of the baffle (7) is connected with the hoppers (3) at two sides through a rope (4);

when the hopper (3) is switched between the unfolding state and the folding state, the hopper (3) enables the baffle (7) to be switched between the folding state and the unfolding state through the rope (4); when baffle (7) follow fold condition motion is converted to the expanded state, the height of baffle (7) increases gradually, when baffle (7) follow the expanded state is converted to fold condition, the height of baffle (7) reduces gradually.

2. The stock stop of claim 1, characterized in that the baffle (7) comprises a lower connecting plate (7-4) and an upper connecting plate (7-2), the bottom surface of the lower connecting plate (7-4) is connected with the frame (1), the top surface of the lower connecting plate is connected with the upper connecting plate (7-2) through a chain (7-3), the top surface of the upper connecting plate (7-2) is connected with a sleeve (7-1), and the rope (4) penetrates through the sleeve (7-1) and is connected with the hoppers (3) at two sides.

3. A striker mechanism according to claim 2, characterized in that the chain (7-3) comprises a plurality of links connected in series.

4. A striker according to claim 1, characterized in that the middle part of the rope (4) is connected to the top surface of the fixed plate (2), and both ends of the rope extend through the rope stop device (6) on the hopper (3) and are connected to the frame (1).

5. A striker according to claim 4, characterized in that said rope stop means (6) comprise two rollers (6-1) rotatably connected to the hopper (3), a clamping space for clamping the rope (4) being formed between said two rollers (6-1), said rope (4) being free to move between the two rollers (6-1) without disengaging from said rollers (6-1).

6. A stock stop according to claim 5, characterized in that the roller (6-1) is connected to the hopper (3) by means of a bolt (6-3), a connecting sleeve (6-2) being provided between the roller (6-1) and the bolt (6-3);

the length of the connecting sleeve (6-2) is greater than that of the roller (6-1), and the roller (6-1) freely rotates on the connecting sleeve (6-2).

7. A striker according to claim 6, characterized in that the diameter of the outer end of the bolt (6-3) is larger than the inner diameter of the roller (6-1), and the distance between the outer edges of the two rollers (6-1) is smaller than the diameter of the rope.

8. A striker according to claim 5, characterized in that the diameters of the two ends of the roller (6-1) are larger than the diameter of the middle position, and a clamping space is formed between the middle positions of the two rollers (6-1).

9. A striker according to claim 1, characterized in that the width of the striker plate (7) is the same as the width of the silo.

10. A paver characterized in that it comprises a striker according to any one of claims 1 to 9.