CN114592691B

CN114592691B - Flat vibrator for building concrete construction

Info

Publication number: CN114592691B
Application number: CN202210328845.8A
Authority: CN
Inventors: 李悦; 陈冠冲; 陈炯璋; 刘大凯; 栾金锋; 赵春光; 焦晓兵; 李定君; 郑清鹏; 郑宏伟
Original assignee: China Construction Eighth Engineering Division Xiamen Construction Co Ltd
Current assignee: China Construction Eighth Engineering Division Xiamen Construction Co Ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2023-09-08
Anticipated expiration: 2042-03-31
Also published as: CN114592691A

Abstract

The application relates to the technical field of building concrete vibration, in particular to a flat vibrator for building concrete construction, which comprises a vibration motor, a top plate, an adjusting pipe assembly, an upper pressing plate and a lower pressing plate, and has the beneficial effects that: through setting up the cooperation of bracing and first spring, at the vibrations in-process, realize the buffering to vibrations through the lateral sliding of lantern ring, buffer the shock attenuation about the structure, make concussion power reduce by a wide margin, thereby guarantee when vibrating bottom concrete, can be at any time through handle lifting displacement the device, make its firm regional position of manual control this equipment not receive the influence of concussion effort, avoided moving the phenomenon emergence of this equipment numb hand at the during operation, utilize the rotation of rotating the swivel nut simultaneously, realize adjusting the holding down plate height, realize the regulation of holding down plate height through adjusting screw's rotation, utilize the pressfitting to realize buffering the vibrations of vertical direction conduction between the holding down plate, reach the purpose of altitude mixture control simultaneously.

Description

Flat vibrator for building concrete construction

Technical Field

The application relates to the technical field of building concrete vibration, in particular to a flat vibrator for building concrete construction.

Background

The flat vibrator is used in modern building and is used in concrete tamping, surface compaction, concrete pouring, wall, main beam, secondary beam, prefabricated part, etc. and has high exciting frequency, great exciting force, small amplitude, raised flowability, raised plasticity, raised compactness, fast forming and raised construction quality.

The existing flat vibrator is low in stability and inconvenient in displacement when in construction vibration operation, and vibration force of the flat vibrator can be transmitted to an operator in the vibration process, so that the operator can vibrate hands for a long time, the operator consumes physical strength of the operator and is very troublesome to operate, and convenient height adjustment of a driven handle is difficult to realize.

Disclosure of Invention

The application aims to provide a flat vibrator for building concrete construction, which aims to solve the problems of vibration buffer amplitude adjustment and vibration force transmission of a handle.

In order to achieve the above purpose, the present application provides the following technical solutions:

a slab vibrator for construction of building concrete, the vibrator comprising:

the vibration motor is arranged on the chassis, and a conductive steel plate is arranged between the vibration motor and the inner wall of the chassis;

the top plate is fixed at the upper end of the vibration motor, cross beams are transversely arranged on two sides of the top plate, a pair of diagonal braces which are bilaterally symmetrical are rotatably arranged between the lower end of the cross beams and the chassis, a lantern ring is arranged at the upper end of each diagonal brace, the lantern ring is sleeved on the cross beams in a sliding manner, and a first spring is arranged between the lantern ring and the top plate;

the adjusting pipe assembly comprises an external thread bottom pipe and a vertical pipe which are fixed on the top plate, lifting grooves are formed in two sides of the external thread bottom pipe and the vertical pipe in a penetrating mode, an adjusting screw is rotatably installed at the upper end thread of the vertical pipe, and a rotating screw sleeve is rotatably installed at the outer side thread of the external thread bottom pipe;

the upper end bearing of the upper pressing plate is rotationally connected with the lower end of the adjusting screw rod, two sides of the upper pressing plate are connected with a pair of connecting blocks in a sliding mode, the connecting blocks are slidably arranged in lifting grooves on the vertical pipes, and the outer sides of the connecting blocks are connected with handles;

the lower pressure plate is slidably mounted in the externally threaded bottom tube, a second spring is vertically pressed between the lower pressure plate and the upper pressure plate, a lifting bearing is arranged on the outer side of the lower pressure plate and comprises an outer ring and an inner ring, the inner ring is slidably sleeved on the outer wall of the externally threaded bottom tube, a telescopic rod connected with the lower pressure plate is arranged on the inner ring, and the upper end of the outer ring is fixedly connected with the outer wall of the lower end of the rotary screw sleeve.

Preferably, four groups of bottom blocks distributed in a matrix are arranged on the chassis, the outer wall of the vibration motor is provided with lugs corresponding to the bottom blocks, the lugs are pressed at the upper ends of the bottom blocks, and the lugs are fixedly connected with the bottom blocks through fixing bolts.

Preferably, a pair of positioning sleeves which are bilaterally symmetrical are arranged at the upper end of the vibration motor, a connecting rod is arranged at the lower end of the top plate, a flange plate is arranged at the lower end of the connecting rod, the connecting rod is inserted into the positioning sleeves, and the connecting rod is fixedly connected with the positioning sleeves through the flange plate.

Preferably, a threaded cross rod is arranged between the outer wall of the top plate and the cross beam, an extrusion screw sleeve is sleeved on the threaded cross rod in a threaded rotating manner, the end part of the cross beam is fixed at the end part of the threaded cross rod, a limiting ring is arranged at the middle section of the cross beam, a first spring is transversely sleeved on the cross beam, and two ends of the first spring are pressed between the extrusion screw sleeve and the lantern ring.

Preferably, the lower end of the diagonal bracing is rotatably arranged on the inner wall of the lower end of the chassis through a hinged support, the middle section of the diagonal bracing is inclined to one side of the jacking block, the lower end of the lantern ring is provided with the hinged support, and the upper end of the diagonal bracing is rotatably arranged on the hinged support at the lower end of the lantern ring.

Preferably, one side of the connecting block is provided with a mounting screw, the mounting screw is in threaded connection with the side wall cavity of the upper pressing plate, the other side of the connecting block is provided with a sleeve, the end part of the handle is in connection with the sleeve, a pair of mutually overlapped through holes are formed in the end part of the handle and the outer wall of the sleeve in a penetrating mode, and the handle is fixedly connected with the sleeve through connecting bolts connected with the through holes in a penetrating mode.

Preferably, a pair of plugs which are bilaterally symmetrical are arranged on the inner wall of the inner ring, the plugs are slidably inserted into lifting grooves on the externally threaded bottom tube, the telescopic rod is elastically telescopic and pressed in the plugs, and the other end of the telescopic rod is inserted into the inner cavity of the side wall of the lower pressing plate.

Preferably, the outer ring is rotationally connected with the inner ring through rollers, and the upper end of the outer ring is fixedly connected with the lower end face of the rotary screw sleeve through a connecting inclined rod.

Compared with the prior art, the application has the beneficial effects that:

according to the application, through the cooperation of the diagonal braces and the first springs, in the vibration process, the vibration is buffered through the transverse sliding of the sleeve ring, the angle change of the diagonal braces and the elastic acting force of the springs are utilized, the vertical displacement difference is matched, the structure is buffered and damped up and down, so that the vibration force is greatly reduced, the device can be lifted and displaced through the handle at any time when the bottom concrete is vibrated, the stable area of the device is manually controlled to be free from the influence of the vibration acting force, the phenomenon of moving the device in the working process is avoided, the height of the lower pressing plate is adjusted through the rotation of the rotating screw sleeve, the height of the upper pressing plate is adjusted through the rotation of the adjusting screw rod, the vibration conducted in the vertical direction is buffered through the second springs pressed between the upper pressing plate and the lower pressing plate, and the aim of height adjustment is fulfilled.

Drawings

FIG. 1 is a schematic perspective view of an adjusting tube assembly of the present application;

FIG. 2 is a schematic view of the connection between the upper platen and the handle in the present application;

FIG. 3 is a schematic view of an assembled three-dimensional structure of an upper and lower platen of the present application;

FIG. 4 is a schematic view of the installation and three-dimensional structure of the lower pressing plate of the application;

FIG. 5 is a schematic perspective view of a lifting bearing according to the present application;

FIG. 6 is a schematic diagram of the structure of the present application;

fig. 7 is an exploded view of the handle assembly of the present application.

In the figure: 1. a vibration motor; 2. a chassis; 3. a fixing bolt; 4. a bottom block; 5. an ear seat; 6. positioning a sleeve; 7. a conductive steel plate; 8. diagonal bracing; 9. a flange plate; 10. a top plate; 11. a connecting rod; 12. a cross beam; 13. a threaded cross bar; 14. extruding the screw sleeve; 15. a limiting ring; 16. a collar; 17. rotating the screw sleeve; 18. a lifting bearing; 19. a riser; 20. an external threaded bottom tube; 21. a through hole; 22. a handle; 23. adjusting a screw; 24. a first spring; 25. an upper press plate; 26. a connecting block; 27. a connecting bolt; 28. a sleeve; 29. a lifting groove; 30. a second spring; 31. a lower pressing plate; 32. connecting the inclined rod; 33. an outer ring; 34. inserting blocks; 35. an inner ring; 36. a telescopic rod; 37. and (5) installing a screw.

Detailed Description

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

Referring to fig. 1 to 7, the present application provides a technical solution:

example 1:

a flat vibrator for building concrete construction comprises a vibration motor 1, a top plate 10, an adjusting pipe assembly, an upper pressing plate 25 and a lower pressing plate 31.

The vibration motor 1 is arranged on the chassis 2, a conductive steel plate 7 is arranged between the vibration motor 1 and the inner wall of the chassis 2, and the vibration force applied to the chassis 2 is stronger and more uniform through the arrangement of the conductive steel plate 7.

The top plate 10 is fixed at the upper end of the vibration motor 1, cross beams 12 are transversely arranged on two sides of the top plate 10, a pair of diagonal braces 8 which are bilaterally symmetrical are rotatably arranged between the lower end of the cross beams 12 and the chassis 2, a lantern ring 16 is arranged at the upper end of each diagonal brace 8, the lantern ring 16 is in sliding sleeving connection on the cross beams 12, and a first spring 24 is arranged between the lantern ring 16 and the top plate 10.

Through setting up the cooperation of bracing 8 and first spring 24, at the vibrations in-process, realize the buffering to vibrations through the lateral sliding of lantern ring 16, utilize the angular variation of bracing 8 and the elastic force of first spring 24, cooperate the displacement difference of vertical direction, buffer shock attenuation about the structure, make concussion force reduce by a wide margin, thereby guarantee when vibrating bottom concrete, can be at any time through handle 22 lifting displacement device, make its firm regional position of manual control this equipment not receive the influence of concussion effort, avoided moving this equipment numb hand's phenomenon emergence at the during operation.

The adjusting pipe assembly comprises an external thread bottom pipe 20 and a vertical pipe 19 which are fixed on the top plate 10, lifting grooves 29 are formed in two sides of the external thread bottom pipe 20 and the vertical pipe 19 in a penetrating mode, an adjusting screw 23 is installed at the upper end of the vertical pipe 19 in a threaded rotating mode, a rotating screw sleeve 17 is installed at the outer side of the external thread bottom pipe 20 in a threaded rotating mode, and through the cooperation of the rotating screw sleeve 17 and the external thread bottom pipe 20, threaded rotating height adjustment of the rotating screw sleeve 17 is achieved.

The upper end bearing of top board 25 rotates the lower extreme of connecting adjusting screw 23, and the both sides of top board 25 all threaded connection has a pair of slidable mounting's connecting block 26, and connecting block 26 slidable mounting is in the lift groove 9 on riser 19, and handle 22 is connected to the outside of connecting block 26, realizes handle 22 through riser 19 and with the fixed connection of top board 25 through connecting block 26 to be convenient for realize the removal to the device through handle 22.

The lower pressing plate 31 is slidably mounted in the external threaded bottom tube 20, a second spring 30 is vertically pressed between the lower pressing plate 31 and the upper pressing plate 25, a lifting bearing 18 is arranged on the outer side of the lower pressing plate 31, the lifting bearing 18 comprises an outer ring 33 and an inner ring 35, the inner ring 35 is slidably sleeved on the outer wall of the external threaded bottom tube 20, a telescopic rod 36 connected with the lower pressing plate 31 is arranged on the inner ring 35, and the upper end of the outer ring 33 is fixedly connected with the outer wall of the lower end of the rotating screw sleeve 17.

In the process of rotating the screw sleeve 17, the outer ring 33 is driven to rotate, meanwhile, the lifting bearing 18 is enabled to ascend, the telescopic rod 36 is utilized to realize fixed connection of the lower pressing plate 31, the purpose of driving the lower pressing plate 31 to adjust the height is achieved, the second spring 30 pressed between the lower pressing plate 31 and the upper pressing plate 25 is enabled to realize adjustment of the compression amount, vibration conducted in the vertical direction is buffered by the second spring 30, and meanwhile the purpose of adjusting the height of the handle 22 is achieved by the adjusting screw 23.

Example 2:

on the basis of embodiment 1, in order to realize convenient and fast fixed installation of the vibration motor 1, the application is also provided with four groups of bottom blocks 4 which are distributed in a matrix manner on the chassis 2, the outer wall of the vibration motor 1 is provided with lugs 5 corresponding to the bottom blocks 4, the lugs 5 are pressed on the upper ends of the bottom blocks 4, the lugs 5 are fixedly connected with the bottom blocks 4 through fixing bolts 3, a pair of positioning sleeves 6 which are symmetrical left and right are arranged at the upper ends of the vibration motor 1, connecting rods 11 are arranged at the lower ends of top plates 10, flanges 9 are arranged at the lower ends of the connecting rods 11, the connecting rods 11 are inserted into the positioning sleeves 6, and the connecting rods 11 are fixedly connected with the positioning sleeves 6 through the flanges 9.

The convenient and fast fixed installation of the vibration motor 1 is realized through the connecting rod 11 and the fixing bolt 3.

Example 3:

on the basis of embodiment 1, in order to realize the buffer adjustment of the transverse vibration transmission, the application also has a threaded cross rod 13 arranged between the outer wall of the top plate 10 and the cross beam 12, a squeezing screw sleeve 14 is sleeved on the threaded cross rod 13 in a threaded rotation manner, the end part of the cross beam 12 is fixed at the end part of the threaded cross rod 13, a limiting ring 15 is arranged at the middle section of the cross beam 12, a first spring 24 is transversely sleeved on the cross beam 12, two ends of the first spring 24 are pressed between the squeezing screw sleeve 14 and a lantern ring 16, the lower end of the diagonal brace 8 is rotatably arranged on the inner wall of the lower end of the chassis 2 through a hinged support, the middle section of the diagonal brace 8 is inclined towards the side of the top block 10, a hinged support is arranged at the lower end of the lantern ring 16, and the upper end of the diagonal brace 8 is rotatably arranged on the hinged support at the lower end of the lantern ring 16.

When the force intensity of the collar 16 affected by vibration needs to be regulated, the extrusion screw sleeve 14 is rotated, so that the extrusion screw sleeve 14 is in threaded displacement on the threaded cross rod 13, and is horizontally displaced, so that the elastic reaction force intensity of the first spring 24 is changed, namely, the low consumption of the damping force intensity is regulated and controlled, and the influence of the vibration force on the handle 22 is ensured to be minimized.

Example 4:

on the basis of embodiment 3, in order to realize the fixed connection of the handle 22 and the upper pressing plate 25, the application also has a mounting screw 37 arranged on one side of the connecting block 26, the mounting screw 37 is in threaded connection with the inner cavity of the side wall of the upper pressing plate 25, the other side of the connecting block 26 is provided with a sleeve 28, the end part of the handle 22 is in connection with the sleeve 28, a pair of through holes 21 which are mutually overlapped are arranged on the end part of the handle 22 and the outer wall of the sleeve 28 in a penetrating way, and the handle 22 and the sleeve 28 are fixedly connected through a connecting bolt 27 which is in connection with the through holes 21.

Through the cooperation of mounting screw 37 and connecting bolt 27, realize the fixed connection at connecting block 26 both ends, and then improved the joint strength of handle 22 and top board 25 for the whole displacement of device is realized to accessible handle 22.

Example 5:

on the basis of embodiment 3, in order to realize the connection between the lifting bearing 18 and the lower pressing plate 31, the application also has a pair of plugs 34 which are bilaterally symmetrical on the inner wall of the inner ring 35, the plugs 34 are slidably inserted into the lifting grooves 29 on the externally threaded bottom tube 20, the telescopic rods 36 are elastically telescopic and pressed in the plugs 34, the other ends of the telescopic rods 36 are inserted into the side wall inner cavities of the lower pressing plate 31, the outer ring 33 and the inner ring 35 are rotationally connected through rollers, and the upper end of the outer ring 33 is fixedly connected with the lower end face of the rotary screw sleeve 17 through the connecting inclined rods 32.

The telescopic rods 36 are elastically extruded by the lower pressing plates 31, so that the telescopic rods 36 are contracted, the lower pressing plates 31 are clamped between the pair of bilaterally symmetrical inserting blocks 34, the inserting blocks 34 are connected with the lower pressing plates 31 in a staggered inserting mode along with resetting and inserting of the telescopic rods 36, the height of the lower pressing plates 31 is adjusted through lifting of the lifting bearings 18, the compression strength of the second springs 30 is adjusted, and sufficient buffering of vertical vibration is achieved.

Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dull and stereotyped electromagnetic shaker for building concrete construction which characterized in that: the vibrator includes:

the vibration motor (1), the vibration motor (1) is installed on the chassis (2), and a conductive steel plate (7) is arranged between the vibration motor (1) and the inner wall of the chassis (2);

the vibration motor comprises a top plate (10), wherein the top plate (10) is fixed at the upper end of the vibration motor (1), cross beams (12) are transversely arranged on two sides of the top plate (10), a pair of diagonal braces (8) which are bilaterally symmetrical are rotatably arranged between the lower end of each cross beam (12) and a chassis (2), a lantern ring (16) is arranged at the upper end of each diagonal brace (8), the lantern rings (16) are in sliding sleeving connection with the cross beams (12), and a first spring (24) is arranged between each lantern ring (16) and the top plate (10);

the adjusting pipe assembly comprises an external thread bottom pipe (20) and a vertical pipe (19) which are fixed on a top plate (10), lifting grooves (29) are formed in two sides of the external thread bottom pipe (20) and the vertical pipe (19) in a penetrating mode, an adjusting screw (23) is rotatably installed at the upper end thread of the vertical pipe (19), and a rotating screw sleeve (17) is rotatably installed at the outer side thread of the external thread bottom pipe (20);

the upper pressing plate (25), the upper end bearing of the upper pressing plate (25) is rotationally connected with the lower end of the adjusting screw rod (23), two sides of the upper pressing plate (25) are connected with a pair of connecting blocks (26) in sliding mode, the connecting blocks (26) are slidably arranged in lifting grooves (29) on the vertical pipe (19), and the outer sides of the connecting blocks (26) are connected with handles (22);

the lower pressing plate (31) is slidably mounted in the external threaded bottom tube (20), a second spring (30) is vertically pressed between the lower pressing plate (31) and the upper pressing plate (25), a lifting bearing (18) is arranged on the outer side of the lower pressing plate (31), the lifting bearing (18) comprises an outer ring (33) and an inner ring (35), the inner ring (35) is slidably sleeved on the outer wall of the external threaded bottom tube (20), a telescopic rod (36) connected with the lower pressing plate (31) is arranged on the inner ring (35), and the upper end of the outer ring (33) is fixedly connected with the outer wall of the lower end of the rotary screw sleeve (17);

be provided with screw thread horizontal pole (13) between the outer wall of roof (10) and crossbeam (12), screw thread rotation has cup jointed extrusion swivel nut (14) on screw thread horizontal pole (13), the tip of crossbeam (12) is fixed at the tip of screw thread horizontal pole (13), and the interlude of crossbeam (12) is provided with spacing ring (15), transversely cup joint on crossbeam (12) first spring (24), and the both ends pressfitting of first spring (24) is between extrusion swivel nut (14) and lantern ring (16).

2. The slab vibrator for construction of building concrete according to claim 1, wherein: four groups of bottom blocks (4) distributed in a matrix are arranged on the chassis (2), an ear seat (5) corresponding to the bottom blocks (4) is arranged on the outer wall of the vibration motor (1), the ear seat (5) is pressed at the upper end of the bottom blocks (4), and the ear seat (5) is fixedly connected with the bottom blocks (4) through fixing bolts (3).

3. The slab vibrator for construction of building concrete according to claim 2, wherein: the upper end of vibration motor (1) is provided with a pair of positioning sleeve (6) of bilateral symmetry, the lower extreme of roof (10) is provided with connecting rod (11), the lower extreme of connecting rod (11) is provided with ring flange (9), and connecting rod (11) are pegged graft in positioning sleeve (6), and pass through ring flange (9) fixed connection between connecting rod (11) and the positioning sleeve (6).

4. The slab vibrator for construction of building concrete according to claim 1, wherein: the lower extreme of bracing (8) is installed on the lower extreme inner wall of chassis (2) through the free bearing rotation, and the intermediate section of bracing (8) inclines to roof (10) one side, the lower extreme of lantern ring (16) is provided with the free bearing, and the upper end of bracing (8) is installed on the free bearing of lantern ring (16) lower extreme in the rotation.

5. The slab vibrator for construction of building concrete according to claim 1, wherein: one side of connecting block (26) is provided with installation screw rod (37), installation screw rod (37) screw thread grafting is in the lateral wall inner chamber of top board (25), and the opposite side of connecting block (26) is provided with sleeve pipe (28), the tip of handle (22) is pegged graft in sleeve pipe (28), and all runs through on the outer wall of tip and sleeve pipe (28) of handle (22) and is provided with a pair of through hole (21) of mutual coincidence, through connecting bolt (27) fixed connection of pegging graft on through hole (21) between handle (22) and sleeve pipe (28).

6. The slab vibrator for construction of building concrete according to claim 1, wherein: a pair of bilaterally symmetrical inserting blocks (34) are arranged on the inner wall of the inner ring (35), the inserting blocks (34) are slidably inserted into lifting grooves (29) on the externally threaded bottom tube (20), the telescopic rods (36) are elastically telescopic and pressed into the inserting blocks (34), and the other ends of the telescopic rods (36) are inserted into the inner cavities of the side walls of the lower pressing plates (31).

7. The slab vibrator for construction concrete according to claim 6, wherein: the outer ring (33) is rotationally connected with the inner ring (35) through rollers, and the upper end of the outer ring (33) is fixedly connected with the lower end face of the rotary screw sleeve (17) through a connecting inclined rod (32).