CN216615634U

CN216615634U - Water scraping rake lifting adjusting mechanism

Info

Publication number: CN216615634U
Application number: CN202122317178.7U
Authority: CN
Inventors: 艾和金; 宫超; 杨金树; 王家梅; 郭鑫
Original assignee: Anhui Airuite New Energy Special Vehicle Co Ltd
Current assignee: Anhui Airuite New Energy Special Vehicle Co Ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-05-27
Anticipated expiration: 2031-09-24

Abstract

The utility model relates to the technical field of cleaning equipment, in particular to a water scraping rake lifting adjusting mechanism. Comprises a driving bracket and a connecting bracket which are arranged on a chassis beam; one end of the connecting bracket is hinged with the cross beam, and the other end of the connecting bracket is connected with the water scraping rake; the driving bracket is provided with an electric push rod; the electric push rod pulls the inhaul cable to drive the water scraping rake to lift; the device is characterized by also comprising a spring buffer component and a water scraping rake angle adjusting component; one end of the spring buffer component is connected with the electric push rod, and the other end of the spring buffer component is connected with the inhaul cable; the water scraping rake angle adjusting component is installed on the connecting support and is connected with the other end of the inhaul cable. The mechanism can protect the driving equipment of the water scraping rake, prolongs the service life of the equipment, and is easy to adjust and convenient to use.

Description

Water scraping rake lifting adjusting mechanism

Technical Field

The utility model relates to the technical field of cleaning equipment, in particular to a water scraping rake lifting adjusting mechanism.

Background

The water scraping rake is a tool for cleaning the ground, and is widely applied to automatic cleaning tools such as a sweeper, a sweeper and the like at present. Scrape the water rake usually and fix on the chassis of street sweeper, along with the development of technique, generally adopt the mode of electric lift to scrape the water rake and start or accomodate, when the street sweeper need scrape the water rake and carry out work, will scrape the water rake through motor control cable and transfer, until with ground contact, readjust the use angle of scraping the water rake down, can begin work.

In the actual service environment, because the road conditions on the ground are complicated, the water scraping rake often shakes or is dragged due to uneven or non-stable operation caused by obstacles (such as raised ground and the like), and the guy cable for dragging the water scraping rake to lift is directly connected with the telescopic part of the telescopic motor. When the wiper rake is shaken or otherwise obstructed, force is directly transmitted to the telescoping portion, causing damage to the telescoping portion. Meanwhile, the water scraping rake of the large cleaning tools such as the cleaning vehicle is large in size and weight, and the abrasion of the telescopic motor is easy to accelerate in the lifting process driven by only one telescopic motor, so that the service life of the equipment is shortened, and the use cost is increased. In addition, the use effect of the water scraping rake is inseparable from the angle adjustment, the adjustment mode in the prior art is single, and the use effect is greatly reduced when complex road conditions are met. Therefore, a solution is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a water scraping rake lifting adjusting mechanism which can protect driving equipment of a water scraping rake, prolong the service life of the equipment, is easy to adjust and is convenient to use.

In order to achieve the purpose, the utility model provides the following technical scheme:

a wiping rake lifting adjusting mechanism comprises a driving support and a connecting support which are arranged on a chassis beam; one end of the connecting bracket is hinged with the cross beam, and the other end of the connecting bracket is connected with the water scraping rake; the electric push rod is arranged on the driving bracket; the electric push rod is connected with the spring buffer assembly; the spring buffer assembly is connected with the inhaul cable; the inhaul cable is connected with the connecting bracket.

Preferably, the spring buffer assembly comprises a connecting rod and a guy cable connecting rod; the driving bracket is arranged in a groove shape; the groove wall of the driving bracket is symmetrically provided with strip holes in the horizontal direction; the two ends of the connecting rod and the stay cable connecting rod are clamped and embedded in the long hole and can horizontally slide along the long hole under the action of external force; the push rod of the electric push rod is connected with the middle part of the connecting rod, and the connecting rod is connected with the stay cable connecting rod through a spring; the middle part of the stay cable connecting rod is connected with the stay cable.

Preferably, the wiper rake angle adjusting component comprises a nut hole; at least three nut holes are sequentially arranged at the connecting end of the connecting bracket connected with the water scraping rake, and a slipknot bolt is arranged in one nut hole; one end of the driving bracket is provided with a steering shaft; the stay cable passes through the upper part of the steering shaft and then is connected with the slipknot bolt, and the angle of the connecting bracket can be adjusted by rotating the slipknot bolt or replacing the nut hole where the slipknot bolt is positioned.

Preferably, the device also comprises a gas spring; one end of the gas spring is connected with the bottom of the driving bracket; the other end is connected with the connecting bracket.

Preferably, the number of the springs is two, and the two springs are respectively positioned on two sides of the joint of the electric push rod and the connecting rod and the joint of the inhaul cable and the inhaul cable, so that the two springs are symmetrically distributed on two sides and are more stable under the pulling of the electric push rod.

Preferably, the middle part of the water scraping rake is provided with a fixed frame; the middle part of the fixing frame is fixedly connected with one end of the connecting bracket.

Preferably, the water scraper adjusting device also comprises a water scraper adjusting rod, a vertical small bracket and an L-shaped angle bracket; the top end of the small vertical bracket is fixedly connected with the cross beam; the bottom end is hinged with one end of the connecting bracket; the L-shaped angle bracket is arranged at the joint of the connecting bracket and the fixed bracket; one end of the water scraping rake adjusting rod is connected with the middle part of the small vertical support, and the other end of the water scraping rake adjusting rod is connected with the L-shaped angle support.

Preferably, the two ends of the fixing frame are provided with small wiper rake adjusting wheels.

Preferably, the middle part of the wiping rake is provided with a gravity block.

Preferably, the driving support and the connecting support are both perpendicular to the beam and are sequentially distributed from top to bottom on the same vertical plane.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the utility model is provided with the spring buffer assembly, namely, the spring is added between the electric push rod and the inhaul cable, and the driving rod of the electric push rod is buffered and unloaded through the deformation of the spring. When the wiping rake is lifted, the spring can buffer and unload part of the pulling force of the wiping rake on the electric push rod. When scraping water harrow during operation, because of the unevenness on road surface, cause to scrape water harrow and appear the up-and-down motion, the spring can absorb through lengthening and shrink and scrape the power that water harrow up-and-down motion shake caused this moment, prevents the direct atress of electric putter, and the extension spring can prevent again to scrape the direct transmission of power that receives when water harrow received the collision and give electric putter to fine protection electric putter, prolonged electric putter's life.

(2) The utility model is provided with the wiper rake angle adjusting component, namely, a movable bolt is additionally arranged between the inhaul cable and the connecting bracket, and at least three nut holes are additionally arranged at the connecting end of the connecting bracket and the wiper rake. The height of the bolt is adjusted by rotating the slipknot bolt, or the angle of the connecting bracket can be adjusted by replacing the nut hole where the slipknot bolt is positioned, so that the use angle of the wiping rake is adjusted. Meanwhile, the ground clearance when the water scraping rake is lifted can be adjusted, so that when the water scraping rake adjusting rod is prevented from being scraped and the water scraping rake cannot reach an expected working inclination angle, the position of the movable bolt on the water scraping rake connecting support is adjusted, the water scraping rake can reach the desired working inclination angle, and the water scraping effect is improved.

(3) The utility model is provided with the air spring, so that the weight of the wiping rake can be increased when the wiping rake touches the ground, the wiping rake is prevented from bumping up and down when passing through an uneven road surface, and the wiping rake is prevented from jumping up and down, so that the wiping effect is improved, and when the wiping rake is lifted, the air spring can apply an upward force to the wiping rake, so that the electric push rod is prevented from being damaged due to the pulling force from the wiping rake for a long time, the electric push rod is protected, and the service life of the equipment is prolonged.

Drawings

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

Fig. 2 is a schematic structural view of a wiper rake angle adjustment assembly and a spring buffer assembly according to the present invention.

The actual correspondence between each label and the part name of the utility model is as follows:

10-beam 20-electric push rod 30-driving support 31-long hole 32-horizontal steering shaft

41-connecting rod 42-spring 43-stay cable connecting rod

51-inhaul cable 61-slipknot bolt 62-nut hole 71-connecting support 72-gas spring

81-fixed frame 82-water scraping rake adjusting small wheel 90-water scraping rake 91-gravity block

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

The wiper rake lifting adjusting mechanism shown in fig. 1-2 is characterized by comprising a driving bracket 30 mounted on a chassis cross beam 10, and an electric push rod 20 is mounted at the joint of the driving bracket 30 and the cross beam 10. The electric push rod 20 is connected with a spring buffer assembly, which is installed on the driving bracket 30 and connected with the pulling cable 51. The cable 51 is connected with the wiper rake angle adjusting component after bypassing the horizontal steering shaft 32 arranged on the driving bracket 30. The wiping rake angle adjusting component is installed on the connecting bracket 71, the tail end of the connecting bracket 71 is hinged with the cross beam 10, and the front end of the connecting bracket 71 is fixedly connected with the wiping rake 90, so that the electric push rod 20 pulls the inhaul cable 51 to drive the wiping rake 90 to generate pitching motion around the tail end of the connecting bracket 71.

The driving bracket 30 is arranged in a horizontal groove, the driving bracket 30 is vertically connected with the cross beam 10, the electric push rod 20 is installed at the connection position, and the driving rods of the electric push rod 20 are distributed in the groove of the driving bracket 30. In addition, a long hole 31 is horizontally formed on the groove wall on both sides of the horizontal groove, and the spring buffer assembly is installed on the long hole 31.

The spring buffer component consists of a connecting rod 41, two springs 42 and a guy cable connecting rod 43, wherein the two ends of the connecting rod 41 and the guy cable connecting rod 43 are respectively connected with the slot hole 31 on the slot wall of the driving bracket 30 in a clamping and embedding manner, and can slide along the slot hole 31 in a reciprocating manner. The middle part of the connecting rod 41 is connected with the driving rod of the electric push rod 20, and the middle part of the cable connecting rod 43 is connected with one end of the cable 51. Two springs 42 are located between connecting rod 41 and cable connecting rod 43, and spring 42 one end is connected with connecting rod 41, and the other end is connected with cable connecting rod 43, and two springs 42 are located the both sides of electric putter 20 and cable 51 and two connecting rod tie points respectively, and a left-right symmetric distribution.

A vertical small support is arranged at the joint of the connecting support 71 and the cross beam 10, the top end of the vertical small support is fixedly connected with the cross beam 10, and the bottom end of the vertical small support is hinged with one end of the connecting support 71. A fixed mount 81 and an L-shaped angle bracket are arranged at the joint of the connecting bracket 71 and the water scraping rake 90, two ends of the fixed mount 81 are fixedly connected with the water scraping rake 90, and the middle part is connected with the other end of the connecting bracket 71. And the L-shaped angle bracket is arranged at the joint of the connecting bracket 71 and the fixed bracket 81.

And also comprises a water scraping harrow adjusting rod and a water scraping harrow adjusting small wheel 82. The wiper rake adjusting small wheels 82 are installed at both ends of the fixed frame 81, and one end of the wiper rake adjusting rod is connected with the middle part of the vertical small bracket, and the other end is connected with the L-shaped angle bracket. After the water scraping rake 90 is placed downwards, the length of the water scraping rake adjusting rod can be changed by rotating the water scraping rake adjusting rod or the height of the water scraping rake adjusting small wheel 82 is adjusted, so that the use angle of the water scraping rake 90 is adjusted. Meanwhile, the water scraping rake adjusting component can be adjusted, and the use angle of the water scraping rake 90 can be further adjusted.

The wiper rake adjustment assembly consists of three nut holes 62 and a slipknot bolt 61. The three nut holes 62 are disposed on the connecting bracket 71 and located at the connecting end of the connecting bracket 71 connected to the fixing frame 81. And a slipknot bolt 61 is installed in one of the nut holes 62. After the water scraping rake 90 is lowered, the height of the bolt is adjusted by rotating the slipknot bolt 61, or the angle of the connecting bracket 71 can be adjusted by replacing the nut hole 62 where the slipknot bolt 61 is located, so that the use angle of the water scraping rake 90 is adjusted. Meanwhile, the ground clearance when the water scraping rake 90 is lifted can be adjusted, so that when the water scraping rake 90 cannot reach an expected working inclination angle due to the fact that the water scraping rake adjusting rod is avoided, the position of the slipknot bolt 61 on the water scraping rake connecting support 71 is adjusted, the water scraping rake 90 can reach the required working inclination angle, and the water scraping effect is improved.

And a gas spring 72 is arranged between the connecting bracket 71 and the driving bracket 30, one end of the gas spring 72 is connected with the bottom of the driving bracket 30, and the other end is connected with the connecting bracket 71. The air spring 72 gives a downward force to the wiper rake 90 when it touches the ground, thereby increasing its weight to prevent the wiper rake 90 from jolting when passing an uneven road surface, causing the wiper rake 90 to jump up and down, thereby enhancing the wiping effect. When the water scraping rake 90 is lifted, the air spring 72 can apply an upward force to the water scraping rake 90, so that the electric push rod 20 is prevented from being damaged due to the pulling force from the water scraping rake 90 for a long time, the electric push rod 20 is protected, and the service life of the equipment is prolonged.

The gravity block 91 is arranged in the middle of the water scraping rake 90, so that the weight of the water scraping rake 90 is increased, the water scraping rake is more compact when contacting with the ground, and the water scraping effect is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. A wiping rake lifting adjusting mechanism comprises a driving support (30) and a connecting support (71), wherein the driving support (30) is installed on a chassis cross beam (10); one end of the connecting bracket (71) is hinged with the cross beam (10), and the other end of the connecting bracket is connected with the water scraping rake (90); it is characterized in that the driving bracket (30) is provided with an electric push rod (20); the electric push rod (20) is connected with the spring buffer assembly; the spring buffer assembly is connected with a stay cable (51); the inhaul cable (51) is connected with the connecting bracket (71).

2. The wiper rake lift adjustment mechanism of claim 1 wherein the spring damper assembly comprises a connecting rod (41), a spring (42) and a cable connecting rod (43); the driving support (30) is a horizontal groove, and the groove walls on the two sides are provided with strip holes (31) along the horizontal direction; the two ends of the connecting rod (41) and the two ends of the guy cable connecting rod (43) are clamped and embedded in the long hole (31) and can slide along the long hole (31) in a reciprocating mode under the action of external force; the push rod of the electric push rod (20) is connected with the middle part of the connecting rod (41); one end of the spring (42) is connected with the connecting rod (41), and the other end of the spring is connected with the inhaul cable connecting rod (43); the middle part of the stay cable connecting rod (43) is connected with one end of a stay cable (51).

3. The wiper rake lift adjustment mechanism of claim 2 further comprising a nut hole (62); at least three nut holes (62) are sequentially arranged at the connecting end of the connecting bracket (71) connected with the water scraping rake (90) and are sequentially arranged along the length direction of the connecting bracket (71), and a slipknot bolt (61) is arranged in one nut hole (62); one end of the driving bracket (30) is provided with a horizontal steering shaft (32); the inhaul cable (51) passes through the upper part of the horizontal steering shaft (32) and then is connected with the slipknot bolt (61), the angle of the connecting bracket (71) can be adjusted by rotating the slipknot bolt (61) or exchanging a nut hole (62) where the slipknot bolt (61) is positioned, and then the use angle of the water scraping rake (90) is adjusted.

4. A wiper rake lift adjustment mechanism according to claim 1, 2 or 3, further comprising a gas spring (72); one end of the gas spring (72) is connected with the bottom of the driving bracket (30); the other end is connected with a connecting bracket (71).

5. The wiper rake lifting adjusting mechanism as claimed in claim 4, wherein there are two springs (42), and the two springs (42) are respectively located at the connection of the electric push rod (20) and the connecting rod (41) and at the two sides of the connection of the cable connecting rod (43) and the cable (51), so as to form a bilateral symmetry distribution, which is more stable under the pulling of the electric push rod (20).

6. The wiping rake lifting adjusting mechanism as claimed in claim 5, wherein a fixing frame (81) is installed in the middle of the wiping rake (90); the middle part of the fixed frame (81) is fixedly connected with one end of the connecting bracket (71).

7. The wiping rake lifting adjusting mechanism as claimed in claim 6, further comprising a wiping rake adjusting rod, a small vertical bracket and an "L" shaped angle bracket; the top end of the small vertical bracket is fixedly connected with a cross beam (10); the bottom end is hinged with one end of the connecting bracket (71); the L-shaped angle bracket is arranged at the joint of the connecting bracket (71) and the fixed bracket (81); one end of the water scraping rake adjusting rod is connected with the middle part of the small vertical support, and the other end of the water scraping rake adjusting rod is connected with the L-shaped angle support.

8. The wiper rake lifting adjusting mechanism as claimed in claim 7, wherein the two ends of the fixing frame (81) are provided with wiper rake adjusting small wheels (82).

9. The wiping rake lifting adjusting mechanism as claimed in claim 8, characterized in that the wiping rake (90) is provided with a weight block (91) in the middle.

10. The wiper rake lifting adjusting mechanism as claimed in claim 9, wherein the driving support (30) and the connecting support (71) are perpendicular to the cross beam (10), and the driving support (30) and the connecting support (71) are sequentially distributed from top to bottom on the same vertical plane.