CN215752582U

CN215752582U - Material transfer device for building engineering

Info

Publication number: CN215752582U
Application number: CN202122525215.3U
Authority: CN
Inventors: 林豪; 李光峰; 夏海; 刘芸; 文吉超; 赖君毅
Original assignee: China Construction Second Engineering Bureau Co Ltd
Current assignee: China Construction Second Engineering Bureau Co Ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-02-08
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a material transfer device for constructional engineering, which comprises a vehicle body, wherein the vehicle body is connected with a push rod, two sides of the bottom of the vehicle body are respectively provided with a V-shaped stay rod, a main shaft rod is connected onto the V-shaped stay rods, two ends of the main shaft rod are respectively and rotatably provided with a circular shell, three fixed rods are arranged on the circular shell at equal intervals, moving rods are sleeved in the fixed rods and move relative to the fixed rods, rollers are arranged at the end parts of the moving rods, bolts sequentially penetrate through the moving rods and the fixed rods and then extend into the circular shell, and a linkage assembly for simultaneously linking each bolt is arranged in the circular shell and is used for solving the problem that the height of a stair exceeds the height of the rollers, so that the material cannot be carried to go upstairs.

Description

Material transfer device for building engineering

Technical Field

The utility model relates to the technical field of building transportation, in particular to a material transfer device for building engineering.

Background

At present seven layers of following multi-storey buildings, the elevator is not installed to the overwhelming majority, the staff all can feel very difficult when transporting the material upstairs or transporting building rubbish downstairs, and consuming time and inefficiency, present auxiliary cargo's small handcart mainly adopts the planet wheel structure, it is laborsaving to utilize the holding power on ground to help the user when going upstairs, and also can keep better stable state on the flat ground, but it still will lean on user self to lift up at the upward transportation, it is great that the high restriction of stair is received to the process of going upstairs, if the stair height exceeds the gyro wheel height, still need lift up by the manpower, still do not solve the problem of essence.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a material transfer device for constructional engineering, which is used for solving the problem that materials cannot be carried upstairs due to the fact that the height of a stair exceeds the height of a roller.

The utility model is realized by the following technical scheme:

material transfer device for building engineering, which comprises a carriage body, the car body coupling has the push rod, the bottom both sides of automobile body all are equipped with V type vaulting pole, be connected with the main shaft pole on the V type vaulting pole, the both ends of main shaft pole all rotate and are provided with circular casing, the equidistance interval is provided with three dead lever on the circular casing the dead lever endotheca is equipped with the carriage release lever, the carriage release lever with dead lever relative motion, the tip of carriage release lever is equipped with the gyro wheel, and the bolt runs through in proper order extend to behind carriage release lever and the dead lever in the circular casing, be equipped with simultaneously to every in the circular casing the linkage subassembly that the bolt carries out the linkage.

Because the stair height of each district is not unanimous, therefore the handcart stair-climbing process is received the high restriction of stair greatly, and when the stair height exceeded the gyro wheel height, the gyro wheel can't move the stair of next step on, and the user self lifts up at last.

When materials are conveyed upstairs, the height of the fixed rod is compared with the height of the stairs in advance, if the height of the stairs is larger than the height of the fixed rod, the linkage assembly in the shell is driven to link the three bolts, the bolts penetrate through the hole wall of the movable rod, the hole wall is in threaded connection with the bolts, and in the rotating process of each bolt, the movable rod moves downwards by taking the bolts as axial directions under the rotation of the bolts until the height of the fixed rod when the roller contacts the ground is larger than the height of the stairs, so that the roller overcomes the problem of the height of the stairs, can go upstairs normally, and solves the problem that the height of the stairs exceeds the height of the roller, so that the materials cannot be carried upstairs.

Further, the linkage subassembly is including setting up conical gear I in circular housing, be equipped with the sleeve on the tip at main shaft pole both ends, conical gear I rotate set up in on the sleeve, be equipped with on the circular housing and run through circular shells inner wall's rotatory piece, the one end of rotatory piece connect with conical gear I engaged with conical gear II, the other end of rotatory piece to the circular housing extends outward, the bolt be close to conical gear I a pot head be equipped with conical gear I engaged with rotating gear. According to the utility model, the rotating block is driven to drive the conical gear II to rotate, the conical gear II drives the conical gear I to rotate together, the conical gear I drives the rotating gear meshed with the conical gear I to rotate while rotating, the moving rod moves downwards by taking the bolt as an axial direction under the rotation of the bolt, and the rotating block can be stopped being driven until the height of the fixed rod when the roller contacts the ground is greater than the height of a stair, so that the height adjusting efficiency is improved.

Furthermore, the movable rod is provided with an expansion block in threaded connection with the bolt, and because the inner wall of the movable rod is not very thick, when the weight in the vehicle body increases, the connection between the movable rod and the thread is pressed down by gravity, and the threaded connection capacity of the bolt and the inner wall of the movable rod is weakened.

Furthermore, the outer wall of the fixed rod is provided with a through hole, a limiting block is arranged in the through hole, two sides of the limiting block are both connected with compression springs, the free ends of the compression springs are connected to the inner wall of the through hole, the inner wall of the moving rod is provided with a plurality of clamping grooves matched with the limiting block at intervals, in order to avoid downward movement of the moving rod due to insufficient stress, the limiting block is arranged, the moving rod is adjusted to a proper position and then pressed into the clamping grooves of the moving rod to realize clamping, and if the clamping is to be relieved, the limiting block can be separated from the clamping grooves only by applying backward pulling force to the limiting block.

Furthermore, the end part of the moving rod close to the roller is provided with a blocking rod, and the minimum distance of the fixed rod is that the moving rod is completely arranged in the fixed rod, but the moving rod is connected with the roller, so that the roller is in contact with the fixed rod, the gravity borne by the roller is increased, and the roller and the fixed rod are rubbed to cause damage.

Furthermore, a support column connected with the vehicle body is arranged below the push rod, a pull rod is sleeved in the support column, a telescopic spring is connected onto the pull rod, a pin column is sleeved in the telescopic spring, a pin hole matched with the pin column is formed in the support column, and the support column can keep the stable state of the vehicle body when being placed on a flat ground, but can cause obstruction when being applied to climbing stairs.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

1. according to the utility model, the trolley body is connected with the push rod, the two sides of the bottom of the trolley body are respectively provided with the V-shaped support rod, the V-shaped support rods are connected with the main shaft rod, the two ends of the main shaft rod are respectively and rotatably provided with the shell, the shell is provided with the three fixed rods at intervals, the movable rods are sleeved in the fixed rods and are connected with the idler wheels, the bolts sequentially penetrate through the movable rods and the fixed rods and then extend into the shell, and the shell is internally provided with the rotating assembly which simultaneously drives each bolt to rotate, so that the problem that the stair height exceeds the idler wheel height and cannot carry materials to go upstairs is solved.

2. The height adjusting device comprises a conical gear I arranged in a circular shell, sleeves are arranged at the end parts of two ends of a main shaft rod, the conical gear I is rotatably arranged on the sleeves, a rotating block penetrating through the inner wall of the circular shell is arranged on the circular shell, one end of the rotating block is connected with a conical gear II meshed with the conical gear I, the other end of the rotating block extends out of the circular shell, and a rotating gear meshed with the conical gear I is sleeved at one end, close to the conical gear I, of a bolt, so that the height adjusting efficiency is improved.

3. According to the utility model, the outer wall of the fixed rod is provided with the through hole, the through hole is internally provided with the limiting block, the through holes are arranged on the two sides of the fixed rod, the two sides of the limiting block are both connected with the compression spring, the free end of the compression spring is connected on the inner wall of the through hole, and the inner wall of the movable rod is provided with the plurality of clamping grooves matched with the limiting block at intervals, so that the movable rod is prevented from moving downwards due to insufficient stress.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the circular housing of the present invention;

FIG. 3 is a cross-sectional view of section A of the present invention;

reference numbers and corresponding part names in the drawings:

1-a vehicle body; 2-a push rod; 3-a support column; 4-fixing the rod; 5-moving the rod; 6-compression spring; 7-a limiting block; 8-a through hole; 9-blocking the rod; 10-an extension block; 11-a bolt; 12-a roller; 13-a clamping groove; 14-a main shaft; 15-rotating the block; 16-bevel gear II; 17-bevel gear i; 18-a circular housing; 19-a cannula; 20-a pull rod; 21-V type stay bar.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

Example (b):

as shown in fig. 1 to 3, the present invention includes a vehicle body 1, the vehicle body 1 is connected with a push rod 2, two sides of the bottom of the vehicle body 1 are respectively provided with a V-shaped stay 21, the V-shaped stay 21 is connected with a main shaft rod 14, two ends of the main shaft rod 14 are respectively rotatably provided with a circular housing 18, three fixed rods 4 are arranged on the circular housing 18 at equal intervals, a movable rod 5 is sleeved in the fixed rods 4, the movable rod 5 and the fixed rods 4 move relatively, an idler wheel 12 is arranged at an end of the movable rod 5, bolts 11 sequentially penetrate through the movable rod 5 and the fixed rods 4 and then extend into the circular housing 18, a linkage assembly for simultaneously linking each bolt 11 is arranged in the circular housing 18, the linkage assembly includes a conical gear i 17 arranged in the housing 18, sleeves 19 are arranged at end portions of two ends of the main shaft rod 14, the bevel gear I17 is rotatably arranged on the sleeve 19, the circular shell 18 is provided with a rotating block 15 penetrating through the inner wall of the circular shell 18, one end of the rotating block 15 is connected with a bevel gear II 16 meshed with the bevel gear I17, the other end of the rotating block 15 extends towards the outside of the circular shell 18, one end of the bolt 11 close to the bevel gear I17 is sleeved with a rotating gear meshed with the bevel gear I17, the moving rod 5 is provided with an expanding block 10 in threaded connection with the bolt 11, the outer wall of the fixed rod 4 is provided with a through hole 8, a limit block 7 is arranged in the through hole 8, both sides of the limit block 7 are connected with compression springs 6, the free end of each compression spring 6 is connected onto the inner wall of the through hole 8, the inner wall of the moving rod 5 is provided with a plurality of clamping grooves 13 matched with the limit block 7 at intervals, the trolley is characterized in that the moving rod 5 is close to the end part of the roller 12 and is provided with a blocking rod 9, a supporting column 3 connected with the trolley body 1 is arranged below the push rod 2, a pull rod 20 is sleeved in the supporting column 3, an expansion spring is connected to the pull rod 20, a pin column is sleeved in the expansion spring, and a pin hole matched with the pin column is formed in the supporting column 3.

The working principle of the utility model is as follows:

when materials are conveyed upstairs, the height of the fixed rod 4 is compared with the height of the stairs in advance, if the height of the stairs is larger than the height of the fixed rod 4, the conical gear II 16 is driven to rotate by driving the rotating block 15, the conical gear I17 is driven to rotate together by rotating the conical gear I17, the rotating gear meshed with the conical gear I17 is linked to rotate while the conical gear I17 rotates, the movable rod 5 moves downwards by taking the bolt 11 as the axial direction under the rotation of the bolt 11 until the height of the fixed rod 4 when the roller 12 contacts the ground is larger than the height of the stairs, the rotating block 15 can be stopped being driven, the clamping groove 13 on the movable rod 5 is aligned with the through hole 8 at the moment, the upper limiting block 7 on the fixed rod 4 is pressed into the clamping groove 13 for clamping, if the height of the fixed rod 4 needs to be changed, an outward pulling force is applied to the limiting block 7, and the clamping groove 13 is pulled out, the rotation block 15 is further driven, and when the rotation block is lowered a little, the rotation block rotates in the reverse direction, and when the rotation block is further raised a little, the rotation block continues to rotate in the forward direction.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The material transfer device for the constructional engineering comprises a vehicle body (1) and is characterized in that the vehicle body (1) is connected with a push rod (2), both sides of the bottom of the car body (1) are provided with V-shaped stay bars (21), the V-shaped stay bars (21) are connected with a main shaft rod (14), the two ends of the main shaft rod (14) are both rotatably provided with a circular shell (18), the circular shell (18) is provided with three fixed rods (4) at equal intervals, a movable rod (5) is sleeved in the fixed rod (4), the movable rod (5) and the fixed rod (4) move relatively, the end part of the movable rod (5) is provided with a roller (12), a bolt (11) penetrates through the movable rod (5) and the fixed rod (4) in sequence and then extends into the circular shell (18), and a linkage assembly for simultaneously linking each bolt (11) is arranged in the circular shell (18).

2. The material transfer device for building engineering of claim 1, characterized in that, the linkage subassembly is including setting up conical gear I (17) in the casing, be equipped with sleeve (19) on the tip at spindle rod (14) both ends, conical gear I (17) rotate set up in on sleeve (19), be equipped with on circular casing (18) and run through rotatory piece (15) of circular casing (18) inner wall, the one end of rotatory piece (15) connect with conical gear II (16) that conical gear I (17) meshed, the other end of rotatory piece (15) to circular casing (18) extend outward, bolt (11) be close to one pot head of conical gear I (17) be equipped with conical gear I (17) meshed rotating gear.

3. The material transfer device for construction engineering according to claim 1, characterized in that the travel bar (5) is provided with an expansion block (10) which is in threaded connection with the bolt (11).

4. The material transfer device for the building engineering as claimed in claim 1, wherein the outer wall of the fixing rod (4) is provided with a through hole (8), the inside of the through hole (8) is provided with a limiting block (7), both sides of the limiting block (7) are connected with compression springs (6), the free ends of the compression springs (6) are connected to the inner wall of the through hole (8), and the inner wall of the moving rod (5) is provided with a plurality of clamping grooves (13) matched with the limiting block (7) at intervals.

5. A material transfer device for construction engineering according to any one of claims 1-4, characterised in that the displacement rod (5) is provided with a blocking rod (9) at the end near the roller (12).

6. The material transfer device for the building engineering according to claim 5, characterized in that a support column (3) connected with the vehicle body (1) is arranged below the push rod (2), a pull rod (20) is arranged in the support column (3) in a sleeved manner, a telescopic spring is connected to the pull rod (20), a pin column is arranged in the telescopic spring in a sleeved manner, and a pin hole matched with the pin column is arranged on the support column (3).