CN215249229U

CN215249229U - Curbstone handling device

Info

Publication number: CN215249229U
Application number: CN202121715947.2U
Authority: CN
Inventors: 张柯生; 陈曙腾; 林冶; 陈悦辉; 刘彩凤; 陈景天; 马荣强; 林杰; 张与丰
Original assignee: Guangdong No2 Construction Engineering Co; Guangdong Construction Engineering Group Co Ltd
Current assignee: Guangdong No2 Construction Engineering Co; Guangdong Construction Engineering Group Co Ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2021-12-21
Anticipated expiration: 2031-07-27

Abstract

A curbstone carrying device comprises a frame, a handlebar, a wheel assembly, a clamp for clamping the curbstone and an opening and closing control mechanism for controlling the opening and closing of a clamping opening of the clamp; the clamp comprises a scissor fork mechanism and two clamping blocks, the upper end of the scissor fork mechanism is arranged on the front part of the frame, the scissor fork mechanism is provided with two clamping arms which are arranged in a crossed manner, the middle parts of the two clamping arms are hinged through a first pin shaft, the two clamping blocks are respectively arranged on the inner sides of the lower parts of the two clamping arms, and a clamping opening of the clamp is formed between the two clamping blocks; the opening and closing control mechanism comprises a control box, a pull rope, an operating rod, a transmission mechanism and a plurality of pulleys, wherein the pull rope sequentially bypasses each pulley, and the front end of the pull rope is connected with a first pin shaft; the middle part of the operating rod is hinged to the top of the control box through a second pin shaft, and the lower part of the operating rod is connected with the rear end of the pull rope through a transmission mechanism. The curbstone carrying device can carry the curbstone conveniently and laborsavingly, is simple to operate, and can improve the construction safety and the construction efficiency.

Description

Curbstone handling device

Technical Field

The utility model relates to a construction equipment, concretely relates to curbstone handling device.

Background

The curbstone refers to boundary stones used at the edge of a road surface, and is also called as curbstone or curbstone and curbstone. The curbstone is a boundary line for distinguishing a traffic lane, a sidewalk, a green land, an isolation strip and other parts of a road on the road surface, and plays roles in ensuring traffic safety of pedestrians and vehicles and ensuring the edge of the road surface to be neat. Therefore, the curbstone must be installed in road construction, and the construction process is concentrated on unloading the curbstone after a fixed point and then transporting the curbstone to a specified installation position. In the past, the transportation mode of adoption is comparatively simple, and the mode of mainly adopting artifical bare-handed transport transports, but, because the weight of way tartar is great, the phenomenon that the bare-handed dropped easily appears taking off the hand in bare-handed transport, easily causes the injury to porter, exists dangerous, the shortcoming of wasting time and energy. At present, a construction unit uses a large machine to transport the curb stone to a specific construction position, but the large machine cannot be used on a small road due to a complex structure and a large volume, and construction is difficult.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a curbstone handling device is provided, this kind of curbstone handling device can conveniently, laborsavingly carry the curbstone to easy operation is favorable to improving construction security and efficiency of construction. The technical scheme is as follows:

the utility model provides a curbstone handling device, includes frame, handlebar hand, wheel subassembly, the anchor clamps that are used for centre gripping curbstone, the control mechanism that opens and shuts that the centre gripping mouth that is used for control anchor clamps opened and shut, handlebar hand sets up on the rear portion of frame, and the wheel subassembly sets up at the middle part of frame, and anchor clamps are installed on the front portion of frame and its centre gripping mouth sets up its characterized in that down: the clamp comprises a scissor fork mechanism and two clamping blocks, the upper end of the scissor fork mechanism is arranged on the front part of the frame, the scissor fork mechanism is provided with two clamping arms which are arranged in a crossed manner, the middle parts of the two clamping arms are hinged through a first pin shaft, the two clamping blocks are respectively arranged on the inner sides of the lower parts of the two clamping arms and correspond to each other in position, and a clamping opening of the clamp is formed between the two clamping blocks; the opening and closing control mechanism comprises a control box, a pull rope, an operating rod, a transmission mechanism and a plurality of pulleys, the control box is arranged on the rear part of the frame, and the pulleys are sequentially arranged on the frame from back to front and are positioned between the control box and the clamp; the pull rope sequentially passes around each pulley, and the front end of the pull rope is connected with the first pin shaft; the transmission mechanism is arranged in the control box, the middle part of the operating rod is hinged to the top of the control box through a second pin shaft moving left and right, and the lower part of the operating rod is positioned in the control box and is connected with the rear end of the pull rope through the transmission mechanism.

In the curbstone carrying device, the vehicle handle can be held, so that the vehicle frame can be conveniently operated; the wheel assembly is matched with the frame to form a lever structure, the wheel assembly is used as a fulcrum of the lever structure, and the curb stone can be conveniently lifted and moved by using the clamp according to the lever principle; the upper part of the operating rod can be held, the operating rod is pulled forwards or backwards, the lower part of the operating rod swings backwards or forwards around the second pin, the pull rope is pulled by the transmission mechanism to slide forwards or backwards along each pulley, and the lower parts of the two clamping arms of the scissors fork mechanism of the clamp are driven by the first pin to be separated or close to each other, so that the clamping openings of the clamp can be controlled to be opened and closed by the opening and closing control mechanism, and the clamping and releasing of the curbstone are realized.

When in use, the bicycle frame can be pushed to a place for storing the curbstone by the wheel assembly by holding the bicycle handle to apply acting force; then, the upper part of the operating rod is pulled to enable the lower part of the operating rod to swing around a second pin shaft, the lower part of the operating rod pulls the pull rope to move backwards along each pulley through the transmission mechanism, and at the moment, the first pin shaft is pulled to rise under the pulling of the front end of the pull rope, so that the lower parts of the two clamping arms and the two clamping blocks of the scissor fork mechanism are separated from each other, and the opening of a clamping opening of the clamp is realized; then, the handlebar is lifted upwards, the front part of the frame and the clamp are lowered by utilizing the lever principle, the curbstone to be carried enters between the two clamping blocks, then the upper part of the operating rod swings reversely around the second pin shaft, the pull rope moves forwards along each pulley, at the moment, the first pin shaft is lowered under the gravity action of the scissor fork mechanism, and the lower parts of the two clamping arms and the two clamping blocks of the scissor fork mechanism are close to each other until the curbstone is clamped; then, a vehicle handle is pressed down, the clamp and the curbstone are lifted up by utilizing the lever principle and are pushed to the installation position through the wheel assembly, finally, the upper part of the operating rod is pulled again, the clamping port of the clamp is opened through the transmission mechanism and the pull rope, and the open curbstone is released to fall on the installation position; so reciprocal, can conveniently, laborsavingly carry the curb through above-mentioned curb handling device to easy operation is favorable to improving construction security and efficiency of construction. In addition, the road curb stone carrying device can be easily carried by one person, and the person and the road curb stone are separated, so that the safety of the carrier is ensured, and the road curb stone carrying device is simple in structure, low in manufacturing cost, flexible and convenient, can freely enter and exit on a lane and is convenient to construct.

In a preferred scheme, the scissor fork mechanism is a multi-stage scissor fork mechanism, the scissor fork mechanism comprises two clamping arms, two first fork arms and two second fork arms, the upper ends of the two first fork arms are hinged to the front end of the frame, the two second fork arms are arranged in a cross mode, the middle portions of the two second fork arms are hinged together through a third pin shaft, the upper ends of the two second fork arms are hinged to the lower ends of the corresponding first fork arms respectively, and the lower ends of the two second fork arms are hinged to the upper ends of the corresponding first clamping arms respectively. The upper ends of the two first yoke arms form the upper end of the scissors fork mechanism. When the first pin shaft rises or falls under the action of the pulling force of the pulling rope and the gravity of the scissor fork mechanism, the two clamping arms, the two first fork arms and the two second fork arms are linked with each other, so that the lower parts of the two clamping arms and the two clamping blocks are separated or close to each other, the clamping opening of the clamp is opened or closed, and the clamping and the releasing of the curbstone are realized. The two clamping blocks are driven by the multi-stage scissors fork mechanism, so that the stability of the clamp for clamping the curbstone can be improved, the height position of a clamping port of the clamp can be effectively reduced, and the curbstone can be clamped and lifted more conveniently and laborsavingly.

In a preferable scheme, a first strip-shaped through hole extending along the length direction of the operating rod is formed in the lower part of the operating rod; the transmission mechanism comprises a connecting rod, a movable block, a fixed block and a compression spring, the fixed block is fixedly arranged in the control box, a front-back direction guide through hole is formed in the fixed block, the connecting rod is arranged in the control box along the front-back direction, the middle part of the connecting rod is positioned in the guide through hole, a guide post is arranged at the rear part of the connecting rod, and the guide post is positioned in the first strip-shaped through hole; the preceding lateral wall of control box is equipped with the opening, the front end of connecting rod stretch out to the control box outside and with the stay cord rear end is connected from this opening, and the movable block is installed on the middle part of connecting rod and is located the place ahead of fixed block, and compression spring overlaps on the connecting rod and is in between movable block and the fixed block, compression spring front end and the rear end face in close contact with of movable block, compression spring rear end and the preceding terminal surface in close contact with of fixed block. When the clamping opening of the clamp needs to be opened, the upper part of the operating rod is pulled forwards, the lower part of the operating rod swings backwards around the second pin shaft, the connecting rod and the movable block on the connecting rod are driven by the lower part of the operating rod to move backwards along the guide through hole (at the moment, the guide post on the connecting rod slides relatively along the first strip-shaped through hole, the compression spring is compressed and deformed under the action of the movable block), and then the first pin shaft is pulled to rise through the pull rope, so that the clamping opening of the clamp is opened; when the grip slipper of anchor clamps is closed as required, only need loosen the action bars, compression spring extends and resets, and movable block and connecting rod are translation forward under compression spring's effect, drive the stay cord and move forward along each pulley, and first round pin axle descends under the action of gravity of scissors fork mechanism this moment, makes two centre gripping arm lower parts and two grip slippers of scissors fork mechanism be close to each other, makes the grip slipper of anchor clamps closed.

In a further preferred scheme, the connecting rod is provided with a second strip-shaped through hole extending along the length direction of the connecting rod, a guide limiting rod moving left and right is installed on the front side wall of the control box, and the middle part of the guide limiting rod is located in the second strip-shaped through hole. Like this, accessible guide gag lever post makes relative movement in second bar through-hole, plays support and guide effect to the connecting rod, makes the fore-and-aft translation motion of connecting rod more steady.

In a further preferred scheme, the rear end of the pull rope is provided with a ring, and the front end of the connecting rod is provided with a hook matched with the ring. Through the cooperation between hook and the ring, realize being connected between stay cord rear end and the connecting rod front end to can conveniently install and dismantle the stretching.

In one specific scheme, the wheel assembly comprises at least two wheels which are sequentially arranged from left to back, and each wheel can be rotatably arranged in the middle of the frame. Thus, the pushing of the frame can be more stable.

In a preferable scheme, the clamping block is made of a rubber material. Therefore, the friction resistance between the clamping block and the curbstone can be effectively increased, and the curbstone is prevented from sliding off due to gravity when being carried as much as possible.

In one specific scheme, the handlebar is a cross rod arranged along the left-right direction, and the middle part of the cross rod is integrally connected with the rear end of the frame.

The utility model discloses a curbstone handling device can conveniently, transport the curbstone laborsavingly to easy operation is favorable to improving construction security and efficiency of construction. In addition, the road curb stone carrying device can be easily carried by one person, and the person and the road curb stone are separated, so that the safety of the carrier is ensured, and the road curb stone carrying device is simple in structure, low in manufacturing cost, flexible and convenient, can freely enter and exit on a lane and is convenient to construct.

Drawings

Fig. 1 is a schematic structural view of a curbstone handling device according to a preferred embodiment of the present invention.

Fig. 2 is a schematic structural view of an opening and closing control mechanism in the curbstone carrying device shown in fig. 1.

Detailed Description

As shown in fig. 1 and 2, the device for carrying curbstone comprises a frame 1, a handlebar 2, two wheels 3, a clamp 4 for clamping the curbstone, and an opening and closing control mechanism 5 for controlling the opening and closing of a clamping opening 401 of the clamp 4, wherein the handlebar 2 is arranged on the rear part of the frame 1, the two wheels 3 are rotatably arranged in the middle of the frame 1 side by side, the clamp 4 is arranged on the front part of the frame 1, and the clamping opening 401 is arranged downwards; the clamp 4 comprises a scissor fork mechanism 41 and two clamping blocks 42, the upper end of the scissor fork mechanism 41 is mounted on the front part of the frame 1, the scissor fork mechanism 41 is provided with two clamping arms 411 which are arranged in a crossed manner, the middle parts of the two clamping arms 411 are hinged through a first pin shaft 4111, the two clamping blocks 42 are respectively mounted on the inner sides of the lower parts of the two clamping arms 411 and are in corresponding positions, and a clamping opening 401 of the clamp 4 is formed between the two clamping blocks 42; the opening and closing control mechanism 5 comprises a control box 51, a pull rope 52, an operating rod 53, a transmission mechanism 54 and a plurality of pulleys 55, wherein the control box 51 is arranged on the rear part of the frame 1, and the pulleys 55 are sequentially arranged on the frame 1 from back to front and positioned between the control box 51 and the clamp 4; the pull rope 52 sequentially passes around each pulley 55, and the front end of the pull rope 52 is connected with the first pin 4111; the transmission mechanism 54 is installed in the control box 51, the middle part of the operating rod 53 is hinged on the top of the control box 51 through a second pin 531 which runs left and right, and the lower part of the operating rod 53 is positioned in the control box 51 and is connected with the rear end of the pull rope 52 through the transmission mechanism 54.

In the present embodiment, the scissors mechanism 41 is a multi-stage scissors mechanism, the scissors mechanism 41 includes two holding arms 411, two first arms 412 and two second arms 413, the upper ends of the two first arms 412 are hinged to the front end of the frame 1, the two second arms 413 are arranged in a crossing manner, the middle parts of the two second arms 413 are hinged together through a third pin 4131, the upper ends of the two second arms 413 are respectively hinged to the lower ends of the corresponding first arms 412, and the lower ends of the two second arms 413 are respectively hinged to the upper ends of the corresponding first holding arms 411. The upper ends of the two first yoke arms 412 constitute the upper end of the scissors fork mechanism 41. Through setting up multistage scissors fork mechanism and driving two grip blocks 42, can improve the stability of anchor clamps 4 to the way tartar centre gripping like this to can effectively reduce the high position of the centre gripping mouth 401 of anchor clamps 4, it is more convenient, laborsaving to grasp way tartar and lift.

In the present embodiment, the lower portion of the operating lever 53 is provided with a first bar-shaped through hole 532 extending in the length direction thereof; the transmission mechanism 54 comprises a connecting rod 541, a movable block 542, a fixed block 543 and a compression spring 544, the fixed block 543 is fixedly mounted in the control box 51, a front-back guiding through hole 5431 is formed in the fixed block 543, the connecting rod 541 is arranged in the control box 51 along the front-back direction, the middle of the connecting rod 541 is located in the guiding through hole, a guiding column 5411 is arranged at the rear of the connecting rod 541, and the guiding column 5411 is located in the first strip-shaped through hole 532; the front side wall of the control box 51 is provided with an opening 511, the front end of the connecting rod 541 extends out of the control box 51 from the opening 511 and is connected with the rear end of the pull rope 52, the movable block 542 is installed on the middle part of the connecting rod 541 and is positioned in front of the fixed block 543, the compression spring 544 is sleeved on the connecting rod 541 and is positioned between the movable block 542 and the fixed block 543, the front end of the compression spring 544 is in close contact with the rear end face of the movable block 542, and the rear end of the compression spring 544 is in close contact with the front end face of the fixed block 543.

The connecting rod 541 is provided with a second strip-shaped through hole 5412 extending along the length direction thereof, the front side wall of the control box 51 is provided with a left-right guiding limit rod 512, and the middle part of the guiding limit rod 512 is positioned in the second strip-shaped through hole 5412. Therefore, the connecting rod 541 can be supported and guided by the guide limiting rod 512 moving relatively in the second strip-shaped through hole 5412, so that the front and back translational motion of the connecting rod 541 is more stable.

The rear end of the pulling rope 52 is provided with a ring (not shown), and the front end of the connecting rod 541 is provided with a hook 5413 which is matched with the ring. The rear end of the pull rope 52 is connected to the front end of the connecting rod 541 by the engagement between the hook 5413 and the ring, and the pull rope can be easily attached and detached.

In this embodiment, the clamping block 42 is made of a rubber material. Thus, the frictional resistance between the holding block 42 and the curbstone can be effectively increased, and the curbstone can be prevented from falling off due to gravity during transportation as much as possible.

In this embodiment, the handlebar 2 is a cross bar arranged in the left-right direction, and the middle of the cross bar is integrally connected with the rear end of the frame 1.

The following briefly describes a method of using the road curb conveying device:

when in use, the bicycle frame 1 can be pushed to a place for storing the curbstone by holding the bicycle handle 2 to apply acting force through the two wheels 3; subsequently, the upper part of the operating rod 53 is pulled, so that the lower part of the operating rod 53 swings around the second pin 531, the lower part of the operating rod 53 drives the pulling rope 52 to move backwards along each pulley 55 through the connecting rod 541 (at this time, the guide column 5411 on the connecting rod 541 slides relatively along the first strip-shaped through hole 532, the connecting rod 541 and the movable block 542 thereon translate backwards along the guide through hole under the drive of the guide column 5411, and the compression spring 544 is compressed and deformed under the action of the movable block 542), the first pin 4111 is pulled to rise under the drive of the front end of the pulling rope 52, and the two clamping arms 411, the two first fork arms 412 and the two second fork arms 413 of the scissor mechanism 41 are linked with each other, so that the lower parts of the two clamping arms 411 and the two clamping blocks 42 are separated from each other, and the clamping opening 401 of the clamp 4 is realized; subsequently, the handlebar 2 is lifted upwards, the front part of the frame 1 and the clamp 4 are lowered by utilizing the lever principle, the curb stone to be carried enters between the two clamping blocks 42, then the upper part of the operating rod 53 is released, the compression spring 544 is extended and reset, the movable block 542 and the connecting rod 541 are translated forwards under the action of the compression spring 544, the lower part of the operating rod 53 swings reversely around the second pin 531 and drives the pull rope 52 to move forwards along each pulley 55, at the moment, the first pin 4111 is lowered under the action of the gravity of the scissor mechanism 41, the two clamping arms 411, the two first fork arms 412 and the two second fork arms 413 of the scissor mechanism 41 are linked therewith, the lower parts of the two clamping arms 411 and the two clamping blocks 42 are made to approach each other, and the clamping opening 401 of the clamp 4 is closed to clamp the curb stone; subsequently, the handle 2 is pressed down, the jig 4 and the curb are lifted up by the lever principle and pushed to the mounting position by the two wheels 3, and finally, the upper portion of the operating lever 53 is pulled again, the grip opening 401 of the jig 4 is opened by the connecting rod 541 and the pulling rope 52, and the open curb is released and dropped to the mounting position.

In addition, it should be noted that the names of the parts and the like of the embodiments described in the present specification may be different, and all the equivalent or simple changes made according to the structure, the features and the principle of the present invention are included in the protection scope of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a curbstone handling device, includes frame, handlebar hand, wheel subassembly, the anchor clamps that are used for centre gripping curbstone, the control mechanism that opens and shuts that the centre gripping mouth that is used for control anchor clamps opened and shut, handlebar hand sets up on the rear portion of frame, and the wheel subassembly sets up at the middle part of frame, and anchor clamps are installed on the front portion of frame and its centre gripping mouth sets up its characterized in that down: the clamp comprises a scissor fork mechanism and two clamping blocks, the upper end of the scissor fork mechanism is arranged on the front part of the frame, the scissor fork mechanism is provided with two clamping arms which are arranged in a crossed manner, the middle parts of the two clamping arms are hinged through a first pin shaft, the two clamping blocks are respectively arranged on the inner sides of the lower parts of the two clamping arms and correspond to each other in position, and a clamping opening of the clamp is formed between the two clamping blocks; the opening and closing control mechanism comprises a control box, a pull rope, an operating rod, a transmission mechanism and a plurality of pulleys, the control box is arranged on the rear part of the frame, and the pulleys are sequentially arranged on the frame from back to front and are positioned between the control box and the clamp; the pull rope sequentially passes around each pulley, and the front end of the pull rope is connected with the first pin shaft; the transmission mechanism is arranged in the control box, the middle part of the operating rod is hinged to the top of the control box through a second pin shaft moving left and right, and the lower part of the operating rod is positioned in the control box and is connected with the rear end of the pull rope through the transmission mechanism.

2. A curbstone handling device according to claim 1, wherein: the scissors fork mechanism is a multi-stage scissors fork mechanism, the scissors fork mechanism comprises two clamping arms, two first fork arms and two second fork arms, the upper ends of the two first fork arms are hinged to the front end of the frame, the two second fork arms are arranged in a cross mode, the middle portions of the two second fork arms are hinged together through a third pin shaft, the upper ends of the two second fork arms are hinged to the lower ends of the corresponding first fork arms respectively, and the lower ends of the two second fork arms are hinged to the upper ends of the corresponding first clamping arms respectively.

3. A curbstone handling device according to claim 1, wherein: the lower part of the operating rod is provided with a first strip-shaped through hole extending along the length direction of the operating rod; the transmission mechanism comprises a connecting rod, a movable block, a fixed block and a compression spring, the fixed block is fixedly arranged in the control box, a front-back direction guide through hole is formed in the fixed block, the connecting rod is arranged in the control box along the front-back direction, the middle part of the connecting rod is positioned in the guide through hole, a guide post is arranged at the rear part of the connecting rod, and the guide post is positioned in the first strip-shaped through hole; the preceding lateral wall of control box is equipped with the opening, the front end of connecting rod stretch out to the control box outside and with the stay cord rear end is connected from this opening, and the movable block is installed on the middle part of connecting rod and is located the place ahead of fixed block, and compression spring overlaps on the connecting rod and is in between movable block and the fixed block, compression spring front end and the rear end face in close contact with of movable block, compression spring rear end and the preceding terminal surface in close contact with of fixed block.

4. A curbstone handling device according to claim 3, wherein: the connecting rod is provided with a second strip-shaped through hole extending along the length direction of the connecting rod, the front side wall of the control box is provided with a guide limiting rod moving left and right, and the middle part of the guide limiting rod is positioned in the second strip-shaped through hole.

5. A curbstone handling device according to claim 3, wherein: the rear end of the pull rope is provided with a ring, and the front end of the connecting rod is provided with a hook matched with the ring.

6. A curb handling device as claimed in any one of claims 1-5 wherein: the wheel assembly comprises at least two wheels which are sequentially arranged from left to back, and each wheel can be rotatably arranged in the middle of the frame.

7. A curb handling device as claimed in any one of claims 1-5 wherein: the clamping block is made of rubber materials.

8. A curb handling device as claimed in any one of claims 1-5 wherein: the handlebar is a cross rod arranged along the left-right direction, and the middle part of the cross rod is integrally connected with the rear end of the frame.