CN112431442A

CN112431442A - Support unloading block and using method thereof

Info

Publication number: CN112431442A
Application number: CN202011361982.9A
Authority: CN
Inventors: 郑先河; 王志敏; 王晖; 戚梁; 曾方; 罗再根; 龙阳; 张立煌
Original assignee: First Construction Co Of Cccc Second Harbor Engineering Co ltd
Current assignee: First Construction Co Of Cccc Second Harbor Engineering Co ltd
Priority date: 2020-11-28
Filing date: 2020-11-28
Publication date: 2021-03-02
Anticipated expiration: 2040-11-28
Also published as: CN112431442B

Abstract

The invention provides a support unloading block and a using method thereof, wherein the support unloading block comprises a top seat, an adjusting piece and a base which are arranged from top to bottom, the base is connected with the adjusting piece through a transmission device, the adjusting piece is in sliding connection with the top seat, the adjusting piece comprises two sliding blocks which are oppositely arranged, the support unloading block is also provided with a driving device, the driving device is positioned at one side of the transmission device, and the driving device is connected with the transmission device and is used for driving the two sliding blocks to move in a reciprocating mode. The invention has the advantages of stable structure, high service performance, convenient assembly and disassembly, high installation precision and high reliability, greatly improves the construction efficiency, greatly improves the construction safety and the working standardization, and can be widely applied to the field of support construction methods.

Description

Support unloading block and using method thereof

Technical Field

The invention relates to the field of support construction methods, in particular to a support unloading block and a using method thereof.

Background

With the vigorous promotion of the infrastructure in China, the support is widely applied to construction, after the construction of the superstructure is completed, the template and the support are unloaded and removed, and the main construction methods comprise unloading of a sandbox, unloading of embedded parts, wedge-shaped blocks and the like.

The unloading sand box is characterized in that a sand unloading hole is blocked when unloading, so that the elevation of the support cannot be smoothly reduced; the construction of the embedded part needs to reserve a steel wire hole on the structure, which influences the integrity of the structure, and when large-area concrete is poured, more chain blocks and winches are needed, so that the construction difficulty is high; when the wedge-shaped block is placed downwards, large relative displacement is generated, and the height is difficult to control.

Chinese patent document CN105544994A describes an unloading device for a steel structure bracket and an unloading method thereof, but the device is relatively troublesome to adjust, uneven in stress and limited in use; chinese patent document CN111733701A describes a bracket assembly type unloading device, and the device has the problems of relatively troublesome adjustment and low operation efficiency by placing an upper wedge block and a lower wedge block; chinese patent document CN 111622529 a describes an unloading device with enhanced stability of steel structure support, which is easy to operate, and the solution is mainly adjusted by an operation frame arranged at the bottom, the space is limited, and because the adjustment direction of the operation frame is the same as the direction of bearing gravity, it is not very convenient when the load is adjusted, so it needs to be improved.

Disclosure of Invention

The invention mainly aims to provide a support unloading block and a using method thereof, and solves the problems of complex operation, low efficiency, unstable structure, low operation precision and inconvenience in use of the support unloading block in the using process.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a support unloading block comprises a top seat, an adjusting piece and a base which are arranged from top to bottom, wherein the base is connected with the adjusting piece through a transmission device, the adjusting piece is connected with the top seat in a sliding manner, and the adjusting piece comprises two sliding blocks which are oppositely arranged;

the driving device is arranged on one side of the transmission device and connected with the transmission device and used for driving the two sliding blocks to move in a reciprocating mode.

In the preferred scheme, the base comprises a supporting block, two first matching surfaces are symmetrically arranged at the top end of the supporting block, the two first matching surfaces incline to the lower portion of the base respectively, and the transmission devices are arranged on two sides of the supporting block respectively.

In the preferred scheme, transmission includes two first pivots and two second pivots that set up relatively, and two first pivots and two second pivots run through the supporting shoe both sides respectively, and two first pivots are located the nearer position in the distance supporting shoe outside respectively, and two second pivots are located between two first pivots, and the cover is equipped with first gear in the first pivot, and the cover is equipped with the second gear in the second pivot, and first pivot and second pivot are passed through the lazytongs and are connected.

In the preferred scheme, lazytongs includes first snap ring and second snap ring, and first snap ring cover is located in the first pivot, and the second snap ring cover is located in the second pivot, and first snap ring and second snap ring have a plurality of draw-in grooves along circumference evenly distributed, are equipped with the hold-in range between first snap ring and the second snap ring, and inboard evenly distributed of hold-in range has a plurality of archs, and protruding and draw-in groove appearance cooperate.

In the preferred scheme, the two second gears are meshed, the diameter of each second gear is larger than that of each first gear, the first gears and the second gears are respectively positioned on the outer sides of the supporting blocks, and gear baffles are further arranged on the first gears.

In the preferred scheme, two slider bottoms are equipped with the second fitting surface, and the second fitting surface slope is towards base one side slope, second fitting surface slope and first fitting surface slope phase-match, and the slider includes two racks that the symmetry set up, and two racks are located the slider outside respectively, and rack and first gear engagement still are equipped with the third fitting surface on the slider top, and the third fitting surface is equipped with limit stop towards footstock one side slope on the third fitting surface.

In the preferred scheme, the footstock includes the contact piece, and contact piece bottom symmetry is equipped with two fourth fitting surfaces, and two fourth fitting surfaces are respectively to footstock lope, and fourth fitting surface slope and third fitting surface slope phase-match are equipped with the spout on the fourth fitting surface, and the spout appearance cooperatees with limit stop, limit stop and spout sliding connection.

In the preferred scheme, drive arrangement is including two supports that set up relatively, and the support is located second gear below, wears to be equipped with the worm on two supports, and worm and second gear meshing are overlapped and are equipped with first helical gear on the worm, and first helical gear is located the support outside far away from the second gear, and first helical gear meshing is connected with the second helical gear, wears to be equipped with the drive shaft on the second helical gear, and the drive shaft is worn to establish on the supporting shoe, and second helical gear diameter is greater than first helical gear, and drive shaft one side is equipped with the bayonet socket.

In the preferred scheme, the driving device is further provided with a crank, the crank comprises a handle and a connecting rod, one end of the connecting rod is provided with a connector, and the appearance of the connector is matched with the bayonet.

A use method of the support unloading block comprises the following steps:

step1, coating lubricant on the contact matching surfaces of the base seat, the regulating part and the top seat respectively;

step2, hoisting the support unloading block to a designed position and installing;

step3, adjusting the height of the top seat through a crank to ensure that the upper end surface of the top seat is fully contacted with the construction structure;

step4, after the upper structure is constructed, rotating the crank to lower the height of the top seat, so that the top seat is separated from the construction structure;

step5, removing the bracket unloading block, moving to the next construction section and circulating.

The bracket unloading block and the use method thereof have the beneficial effects that:

1) the structure is stable, the worm has a self-locking function, and the transmission torque amplification is ensured through the transmission of the multi-stage gears;

2) the precision is high, and the integral moving precision is ensured through the limit stop and the gear baffle;

3) the installation is convenient, the whole installation can be completed by sequentially placing the base, the adjusting piece and the top seat from bottom, the threaded connection or fastening is not needed, the operation is simple, and the efficiency is high;

4) the whole process is multi-stage regulated, and the fixed use at different heights is met.

Drawings

The invention is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a general schematic of the present invention;

FIG. 2 is a schematic overall elevational view of the present invention;

FIG. 3 is an overall top schematic view of the present invention;

FIG. 4 is a left side elevational schematic of the invention as a whole;

FIG. 5 is an enlarged schematic view of the invention at A;

FIG. 6 is a schematic view of the top mount of the present invention;

FIG. 7 is a schematic view A of an adjustment member of the present invention;

FIG. 8 is a schematic view B of an adjustment member of the present invention;

fig. 9 is a schematic view of the base of the present invention.

In the figure: a base 1; a support block 101; a first mating face 102; an adjusting member 2; a slider 201; a second mating face 202; a rack 203; a third mating face 204; a limit stop 205; a top base 3; a contact block 301; a fourth mating face 302; a chute 303; a transmission device 4; a first rotating shaft 401; a second rotating shaft 402; a first gear 403; a second gear 404; gear guards 405; a drive device 5; a bracket 501; a worm 502; a first bevel gear 503; a second bevel gear 504; a drive shaft 505; a bayonet 506; a synchronization mechanism 6; a first snap ring 601; a second snap ring 602; a card slot 603; a synchronous belt 604; a projection 605; a crank 7; a handle 701; a connecting rod 702; a connector 703.

Detailed Description

Example 1

As shown in fig. 1 to 9, a support unloading block comprises a top seat 3, an adjusting part 2 and a base 1 which are arranged from top to bottom, wherein the base 1 is connected with the adjusting part 2 through a transmission device 4, the adjusting part 2 is connected with the top seat 1 in a sliding manner, and the adjusting part 2 comprises two sliding blocks 201 which are arranged oppositely;

and a driving device 5 is further arranged, the driving device 5 is positioned on one side of the transmission device 4, and the driving device 5 is connected with the transmission device 4 and is used for driving the two sliding blocks 201 to reciprocate. The structure is that the driving device 5 can adjust the ascending and descending of the sliding block through the transmission device 4, so that the height of the top seat 3 is controlled to meet the use requirement.

In a preferable scheme, the base 1 comprises a supporting block 101, two first matching surfaces 102 are symmetrically arranged at the top end of the supporting block 101, the two first matching surfaces 102 incline to the lower part of the base 1 respectively, and the transmission devices 4 are arranged on two sides of the supporting block 101 respectively. From this structure, supporting shoe 101 top is level and smooth, and the base 1 is inside to be the cavity structure to the welding has the strengthening rib, has guaranteed holistic stability, and the last still symmetry of base 1 is equipped with a plurality of trompils, and trompil threaded connection has the lug, through the convenient holistic hoist and mount of lug.

In a preferable scheme, the transmission device 4 includes two first rotating shafts 401 and two second rotating shafts 402 which are oppositely arranged, the two first rotating shafts 401 and the two second rotating shafts 402 respectively penetrate through two sides of the supporting block 101, the two first rotating shafts 401 are respectively located at positions which are closer to the outer side of the supporting block 101, the two second rotating shafts 402 are located in the middle of the two first rotating shafts 401, a first gear 403 is sleeved on the first rotating shafts 401, a second gear 404 is sleeved on the second rotating shafts 402, and the first rotating shafts 401 and the second rotating shafts 402 are connected through a synchronizing mechanism 6. With this structure, the first gear 403 on the first rotating shaft 401 can be driven to rotate by rotating the second rotating shaft 402.

In a preferable scheme, the synchronizing mechanism 6 includes a first snap ring 601 and a second snap ring 602, the first snap ring 601 is sleeved on the first rotating shaft 401, the second snap ring 602 is sleeved on the second rotating shaft 402, a plurality of clamping grooves 603 are uniformly distributed on the first snap ring 601 and the second snap ring 602 along the circumferential direction, a synchronous belt 604 is arranged between the first snap ring 601 and the second snap ring 602, a plurality of protrusions 605 are uniformly distributed on the inner side of the synchronous belt 604, and the protrusions 605 and the clamping grooves 603 are matched in shape. With the structure, the synchronous belt 604 can transmit torque, and is simple and convenient to use, easy to disassemble and easy to maintain.

Preferably, the two second gears 402 are meshed, the diameter of the second gear 404 is larger than that of the first gear 403, the first gear 402 and the second gear 402 are respectively located outside the supporting block 101, and the first gear 403 is further provided with a gear baffle 405. From this structure to make to have big drive ratio, and when driving first gear 403 and rotate, more laborsaving, convenient to use, overall structure is steady, and limit baffle 405 has guaranteed slider 201's removal precision.

In a preferable scheme, the bottom ends of the two sliding blocks 201 are provided with a second matching surface 202, the second matching surface 202 inclines to one side of the base 1, the slope of the second matching surface 202 is matched with the slope of the first matching surface 102, the sliding block 201 comprises two symmetrically arranged racks 203, the two racks 203 are respectively positioned at the outer sides of the sliding block 201, the racks 203 are meshed with the first gear 403, the top end of the sliding block 201 is further provided with a third matching surface 204, the third matching surface 204 inclines to one side of the top base 3, and the third matching surface 204 is provided with a limit stop 205. From this structure, it is steady to have guaranteed overall structure, and the scope of regulation is big, and limit stop 205 has guaranteed the removal precision of footstock 3, and the slider 201 is inside to be the cavity structure, is equipped with the strengthening rib in the cavity simultaneously, has guaranteed the stability when holistic intensity and atress.

In a preferable scheme, the top seat 3 includes a contact block 301, two fourth matching surfaces 302 are symmetrically arranged at the bottom end of the contact block 301, the two fourth matching surfaces 302 are respectively inclined towards one side of the top seat 3, the slope of the fourth matching surface 302 is matched with the slope of the third matching surface 204, a sliding groove 303 is arranged on the fourth matching surface 302, the appearance of the sliding groove 303 is matched with the limit stop 205, and the limit stop 205 is slidably connected with the sliding groove 303. From this structure to make the footstock 3 can go up and descend under the removal of slider 201, the up end of footstock 3 can set up according to the use scene simultaneously, with the superstructure construction that adapts to there is the slope.

In a preferable scheme, the driving device 5 comprises two opposite brackets 501, the brackets 501 are located below the second gear 404, worms 502 are arranged on the two brackets 501 in a penetrating manner, the worms 502 are meshed with the second gear 404, first bevel gears 503 are sleeved on the worms 502, the first bevel gears 503 are located on the outer sides of the brackets 501 far away from the second gear 404, second bevel gears 504 are connected with the first bevel gears 503 in a meshing manner, driving shafts 505 are arranged on the second bevel gears 504 in a penetrating manner, the driving shafts 505 are arranged on the supporting blocks 101 in a penetrating manner, the diameters of the second bevel gears 504 are larger than those of the first bevel gears 503, and bayonets 506 are arranged on one sides of the driving shafts. With the structure, the movement of the sliding block 201 can be completed by driving the worm 502, the operation is simple and convenient, and meanwhile, the worm has a self-locking function without fastening a nut and a screw rod, so that the steps are saved, and the efficiency is improved.

In a preferable scheme, the driving device 5 is further provided with a crank 7, the crank 7 comprises a handle 701 and a connecting rod 702, one end of the connecting rod 702 is provided with a connector 703, and the shape of the connector 703 is matched with the bayonet 506. The structure makes the operation more simple and convenient, and accords with human engineering.

A use method of the support unloading block comprises the following steps:

step1, respectively coating a lubricant on the contact matching surfaces of the base plate 1, the regulating piece 2 and the top seat 3; the base 1 is placed on a bracket or a basic part, the adjusting part 2 is placed on the base 1, and the top seat 3 is placed on the adjusting part 2.

Step2, hoisting the support unloading block to a designed position and installing; the lifting lug is used for completing integral lifting movement.

Step3, adjusting the height of the top base 3 through the crank 7 to ensure that the upper end surface of the top base 3 is fully contacted with the construction structure; the stress is more uniform, and the whole body is more stable.

Step4, after the upper structure is constructed, rotating the crank 7 to lower the height of the top base 3, so that the top base 3 is separated from the construction structure; the adjusting piece 2 is moved towards two sides, so that the top seat 3 descends to form a disassembly space.

Step5, removing the bracket unloading block, moving to the next construction section and circulating. The whole use is simple, convenient and efficient.

The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention is defined by the claims, and equivalents including technical features described in the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.

Claims

1. A support off-load piece, characterized by: the device comprises a top seat (3), an adjusting piece (2) and a base (1) which are arranged from top to bottom, wherein the base (1) is connected with the adjusting piece (2) through a transmission device (4), the adjusting piece (2) is connected with the top seat (1) in a sliding manner, and the adjusting piece (2) comprises two sliding blocks (201) which are arranged oppositely;

the device is characterized by further comprising a driving device (5), wherein the driving device (5) is located on one side of the transmission device (4), and the driving device (5) is connected with the transmission device (4) and used for driving the two sliding blocks (201) to move in a reciprocating mode.

2. A bracket unloader according to claim 1 wherein: the base (1) comprises a supporting block (101), two first matching surfaces (102) are symmetrically arranged at the top end of the supporting block (101), the two first matching surfaces (102) incline to the lower portion of the base (1) respectively, and the transmission devices (4) are arranged on two sides of the supporting block (101) respectively.

3. A bracket unloader according to claim 1 wherein: the transmission device (4) comprises two first rotating shafts (401) and two second rotating shafts (402) which are arranged oppositely, the two first rotating shafts (401) and the two second rotating shafts (402) penetrate through two sides of the supporting block (101) respectively, the two first rotating shafts (401) are located at positions which are close to the outer side of the supporting block (101) respectively, the two second rotating shafts (402) are located in the middle of the two first rotating shafts (401), the first rotating shafts (401) are sleeved with first gears (403), the second rotating shafts (402) are sleeved with second gears (404), and the first rotating shafts (401) and the second rotating shafts (402) are connected through a synchronizing mechanism (6).

4. A bracket unloader according to claim 3 wherein: synchronizing mechanism (6) include first snap ring (601) and second snap ring (602), first pivot (401) are located to first snap ring (601) cover, second pivot (402) are located to second snap ring (602) cover, first snap ring (601) and second snap ring (602) have a plurality of draw-in grooves (603) along circumference evenly distributed, be equipped with hold-in range (604) between first snap ring (601) and second snap ring (602), inboard evenly distributed of hold-in range (604) has a plurality of archs (605), protruding (605) and draw-in groove (603) appearance cooperate.

5. A bracket unloader according to claim 3 wherein: the two second gears (402) are meshed, the diameter of the second gear (404) is larger than that of the first gear (403), the first gear (402) and the second gear (402) are respectively positioned on the outer sides of the supporting blocks (101), and gear baffles (405) are further arranged on the first gear (403).

6. A bracket unloader according to claim 1 wherein: two slider (201) bottom are equipped with second fitting surface (202), second fitting surface (202) is to base (1) one side slope, second fitting surface (202) slope and first fitting surface (102) slope phase-match, slider (201) are including two rack (203) that the symmetry set up, two rack (203) are located the slider (201) outside respectively, rack (203) and first gear (403) meshing, slider (201) top still is equipped with third fitting surface (204), third fitting surface (204) are to footstock (3) one side slope, be equipped with limit stop (205) on third fitting surface (204).

7. A bracket unloader according to claim 6 wherein: the footstock (3) comprises a contact block (301), two fourth matching surfaces (302) are symmetrically arranged at the bottom end of the contact block (301), the two fourth matching surfaces (302) are respectively inclined towards one side of the footstock (3), the slope of the fourth matching surface (302) is matched with that of the third matching surface (204), a sliding groove (303) is formed in the fourth matching surface (302), the appearance of the sliding groove (303) is matched with that of a limit stop (205), and the limit stop (205) is connected with the sliding groove (303) in a sliding manner.

8. A bracket unloader according to claim 1 wherein: the driving device (5) comprises two opposite supports (501), the supports (501) are located below the second gear (404), worms (502) penetrate through the two supports (501), the worms (502) are meshed with the second gear (404), first bevel gears (503) are sleeved on the worms (502), the first bevel gears (503) are located on the outer sides of the supports (501) far away from the second gear (404), the first bevel gears (503) are meshed with second bevel gears (504), driving shafts (505) penetrate through the second bevel gears (504), the driving shafts (505) penetrate through the supporting blocks (101), the diameters of the second bevel gears (504) are larger than the diameters of the first bevel gears (503), and bayonets (506) are arranged on one sides of the driving shafts (505).

9. A bracket unloader according to claim 1 wherein: the driving device (5) is further provided with a crank (7), the crank (7) comprises a handle (701) and a connecting rod (702), one end of the connecting rod (702) is provided with a connector (703), and the shape of the connector (703) is matched with the bayonet (506).

10. A use method of a support unloading block is characterized by comprising the following steps:

step1, respectively coating lubricant on the contact matching surfaces of the base (1), the adjusting piece (2) and the top seat (3);

step3, adjusting the height of the top seat (3) through the crank (7) to ensure that the upper end surface of the top seat (3) is fully contacted with the construction structure;

step4, after the upper structure is constructed, rotating the crank (7) to lower the height of the top seat (3) so as to separate the top seat (3) from the construction structure;