CN217325084U

CN217325084U - Height-adjustable's prefabricated box culvert

Info

Publication number: CN217325084U
Application number: CN202221227840.8U
Authority: CN
Inventors: 赵军
Original assignee: Qingdao Qingxin Yangguang Group Co ltd
Current assignee: Qingdao Qingxin Yangguang Group Co ltd
Priority date: 2022-05-22
Filing date: 2022-05-22
Publication date: 2022-08-30
Anticipated expiration: 2032-05-22

Abstract

The utility model relates to a box culvert technical field, and disclose a height-adjustable's prefabricated box culvert, solved current prefabricated box culvert in the process of using, be not convenient for better carry on the problem of altitude mixture control, it includes prefabricated box culvert body, the bottom plate is installed to prefabricated box culvert body's below, the altitude mixture control mechanism is installed at the top of bottom plate, altitude mixture control mechanism includes the first locating piece of symmetry setting, all run through on two first locating pieces and install the dwang, the one end that two dwangs were kept away from each other all installs the regulating block, install the worm between two dwangs, the meshing is connected with the worm wheel on the worm, install the connecting rod on the worm wheel, the first gear is all installed at the both ends of connecting rod, the meshing is connected with the second gear on the first gear, install the two-way screw on the second gear; the utility model discloses, can make the in-process that prefabricated box culvert body was using, be convenient for can be better carry out altitude mixture control.

Description

Height-adjustable's prefabricated box culvert

Technical Field

The utility model belongs to the technical field of the box culvert, specifically be a height-adjustable's prefabricated box culvert.

Background

The box culvert refers to a culvert built by reinforced concrete box-shaped pipe joints, the box culvert consists of one or more square or rectangular sections and is generally made of reinforced concrete or masonry, but the reinforced concrete is widely applied, when the span is less than four meters, the box culvert is adopted, for the pipe culvert, the reinforced concrete box culvert is a cheap substitute, all the pier, the upper plate and the lower plate are poured uniformly, and in order to better perform construction, the prefabricated box culvert is manufactured.

The existing prefabricated box culvert is inconvenient to better adjust the height in the using process, so that the prefabricated box culvert is inconvenient to better use in construction.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a height-adjustable's prefabricated box culvert, the effectual in-process of having solved current prefabricated box culvert and using, the better problem of carrying on altitude mixture control of being not convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: a height-adjustable prefabricated box culvert comprises a prefabricated box culvert body, a bottom plate is arranged below the prefabricated box culvert body, a height adjusting mechanism is arranged at the top of the bottom plate and comprises first positioning blocks which are symmetrically arranged, two first positioning blocks are provided with rotating rods in a penetrating way, one ends of the two rotating rods, which are far away from each other, are provided with adjusting blocks, a worm is arranged between the two rotating rods, the worm is connected with a worm wheel in a meshing way, the worm wheel is provided with a connecting rod, two ends of the connecting rod are provided with first gears, the first gears are connected with second gears in a meshing way, the second gears are provided with two-way screw rods, the two-way screw rods are provided with thread moving blocks in a symmetrical thread way, the tops of the thread moving blocks are provided with first connecting shafts, the first connecting shafts are provided with moving rods, one ends of the moving rods, which are far away from the first connecting shafts, are provided with second connecting shafts, and the second connecting shaft is provided with a supporting strip plate, and the top of the supporting strip plate is fixedly connected with the bottom of the prefabricated box culvert body.

Preferably, the regulating block is composed of a circular plate and a hexagonal block, the circular plate is connected with the rotating rod, and the hexagonal block is located on one side edge of the circular plate, which is far away from the rotating rod.

Preferably, the two sides of the worm wheel are both provided with positioning shaft sleeves, the positioning shaft sleeves are arranged on the outer side edges of the connecting rods, and the bottoms of the positioning shaft sleeves are fixedly connected with the top of the bottom plate.

Preferably, the positioning seats are symmetrically installed on the top of the bottom plate, the second gear is located inside the positioning seats, and two ends of the bidirectional screw rod penetrate through two side edges of the positioning seats.

Preferably, both ends of the bidirectional screw rod are rotatably connected with second positioning blocks, and the bottoms of the second positioning blocks are fixedly connected with the top of the bottom plate.

Preferably, the threaded movable block is provided with a positioning sliding sleeve, the positioning sliding sleeve is provided with a positioning rod in a sliding manner, and two ends of the positioning rod are respectively connected with the two second positioning blocks.

Preferably, the two sides of the outer side of the bottom plate are symmetrically provided with fixing blocks, and the fixing blocks are provided with fixing holes.

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

1) during work, the prefabricated box culvert body can be conveniently and better adjusted in height in the using process through the interaction of the arranged bottom plate and the height adjusting mechanism, so that the construction requirement can be better met;

2) the fixing block comprises a fixing block body, a fixing hole is formed in the fixing block body, the fixing block body is fixed on the fixing hole, and the fixing block body is fixed on the fixing hole.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

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

fig. 2 is a schematic bottom view of the present invention;

FIG. 3 is a schematic structural view of the height adjusting mechanism of the present invention;

fig. 4 is a schematic view of the positioning seat structure of the present invention.

In the figure: 1. prefabricating a box culvert body; 2. a base plate; 3. a height adjustment mechanism; 4. a first positioning block; 5. rotating the rod; 6. an adjusting block; 7. a worm; 8. a worm gear; 9. a connecting rod; 10. a first gear; 11. a second gear; 12. a bidirectional screw; 13. a threaded movable block; 14. a first connecting shaft; 15. a movable rod; 16. a second connecting shaft; 17. supporting the ribbon board; 18. positioning the shaft sleeve; 19. positioning seats; 20. a second positioning block; 21. positioning the sliding sleeve; 22. positioning a rod; 23. a fixed block; 24. and (7) fixing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the first embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the utility model comprises a prefabricated box culvert body 1, a bottom plate 2 is installed below the prefabricated box culvert body 1, two outer sides of the bottom plate 2 are symmetrically provided with fixing blocks 23, the fixing blocks 23 are provided with fixing holes 24, and the top of the bottom plate 2 is provided with a height adjusting mechanism 3;

the height adjusting mechanism 3 comprises first positioning blocks 4 which are symmetrically arranged, two first positioning blocks 4 are respectively provided with a rotating rod 5 in a penetrating way, one end of each rotating rod 5 which is far away from each other is provided with a regulating block 6, each regulating block 6 comprises a circular plate and a hexagonal block, the circular plates are connected with the rotating rods 5, the hexagonal blocks are positioned at one side edge of each circular plate which is far away from the rotating rods 5, a worm 7 is arranged between the two rotating rods 5, the worm 7 is connected with a worm wheel 8 in a meshing way, the worm wheel 8 is provided with a connecting rod 9, two sides of the worm wheel 8 are respectively provided with a positioning shaft sleeve 18, the positioning shaft sleeves 18 are sleeved at the outer side edge of the connecting rod 9, the bottom of the positioning shaft sleeves 18 are fixedly connected with the top of the bottom plate 2, two ends of the connecting rod 9 are respectively provided with a first gear 10, the first gear 10 is connected with a second gear 11 in a meshing way, the second gear 11 is provided with a two-way screw 12, positioning seats 19 are symmetrically arranged at the top of the bottom plate 2, the second gear 11 is located inside the positioning seat 19, two ends of the bidirectional screw 12 penetrate through two side edges of the positioning seat 19, two ends of the bidirectional screw 12 are rotatably connected with second positioning blocks 20, the bottom of each second positioning block 20 is fixedly connected with the top of the bottom plate 2, a positioning sliding sleeve 21 is mounted on each threaded movable block 13, a positioning rod 22 is slidably mounted on each positioning sliding sleeve 21, two ends of each positioning rod 22 are respectively connected with the two second positioning blocks 20, the bidirectional screw 12 is symmetrically and threadedly mounted with the threaded movable blocks 13, a first connecting shaft 14 is mounted at the top of each threaded movable block 13, a movable rod 15 is mounted on each first connecting shaft 14, a second connecting shaft 16 is mounted at one end, far away from the first connecting shaft 14, of each movable rod 15, a supporting strip plate 17 is mounted on each second connecting shaft 16, and the top of each supporting strip plate 17 is fixedly connected with the bottom of the prefabricated box culvert body 1;

in the use, through the bottom plate 2 and the high adjustment mechanism 3's that set up interact, can make prefabricated box culvert body 1 at the in-process that uses, be convenient for can be better carry out altitude mixture control, so that can be better satisfy the needs of construction, and through the fixed block 23 and the fixed orifices 24's that set up interact, can be at the in-process that uses, be convenient for can be better fix bottom plate 2, so that can ensure the stability of bottom plate 2, so that can be better satisfy people's user demand.

The working principle is as follows: during operation, firstly, the adjusting block 6 is rotated to drive the rotating rod 5 to rotate, the rotating rod 5 drives the worm 7 to rotate, the worm 7 drives the worm wheel 8 to rotate, the worm wheel 8 drives the connecting rod 9 to rotate, the connecting rod 9 drives the first gear 10 to rotate, the first gear 10 drives the second gear 11 to rotate, the second gear 11 drives the two-way screw 12 to rotate, the two-way screw 12 drives the threaded moving block 13 to move, the threaded moving block 13 drives the positioning sliding sleeve 21 to slide on the positioning rod 22, better stability of the threaded moving block 13 during movement can be ensured, meanwhile, the threaded moving block 13 drives the first connecting shaft 14 to move, the first connecting shaft 14 drives the moving rod 15 to move, the moving rod 15 drives the second connecting shaft 16 to move upwards, the second connecting shaft 16 drives the supporting slat 17 to move upwards, the supporting slat 17 drives the prefabricated box culvert body 1 to move upwards, with this can make prefabricated box culvert body 1 in the in-process that uses, be convenient for can be better carry out altitude mixture control to in can be better satisfy the needs of construction, thereby be convenient for people can be better use.

Claims

1. The utility model provides a height-adjustable's prefabricated box culvert, includes prefabricated box culvert body (1), its characterized in that: the prefabricated box culvert is characterized in that a bottom plate (2) is installed below a prefabricated box culvert body (1), a height adjusting mechanism (3) is installed at the top of the bottom plate (2), the height adjusting mechanism (3) comprises first positioning blocks (4) which are symmetrically arranged, rotating rods (5) are installed on the two first positioning blocks (4) in a penetrating mode, adjusting blocks (6) are installed at the ends, away from each other, of the two rotating rods (5), a worm (7) is installed between the two rotating rods (5), a worm wheel (8) is connected to the worm (7) in a meshing mode, a connecting rod (9) is installed on the worm wheel (8), first gears (10) are installed at the two ends of the connecting rod (9), a second gear (11) is connected to the first gear (10) in a meshing mode, a bidirectional screw rod (12) is installed on the second gear (11), threaded movable blocks (13) are installed on the bidirectional screw rod (12) in a symmetrical mode, a first connecting shaft (14) is installed at the top of the threaded movable blocks (13), install movable rod (15) on first connecting axle (14), second connecting axle (16) are installed to the one end that first connecting axle (14) were kept away from in movable rod (15), install on second connecting axle (16) and support slat (17), and the bottom fixed connection of the top of supporting slat (17) and prefabricated box culvert body (1).

2. The height-adjustable prefabricated box culvert according to claim 1, characterized in that: the regulating block (6) is composed of a circular plate and a hexagonal block, the circular plate is connected with the rotating rod (5), and the hexagonal block is located on one side edge of the circular plate far away from the rotating rod (5).

3. The height-adjustable prefabricated culvert according to claim 1, characterized in that: positioning shaft sleeves (18) are mounted on two sides of the worm wheel (8), the positioning shaft sleeves (18) are sleeved on the outer side edges of the connecting rods (9), and the bottoms of the positioning shaft sleeves (18) are fixedly connected with the top of the bottom plate (2).

4. The height-adjustable prefabricated culvert according to claim 1, characterized in that: positioning seats (19) are symmetrically installed at the top of the bottom plate (2), the second gear (11) is located inside the positioning seats (19), and two ends of the bidirectional screw (12) penetrate through two side edges of the positioning seats (19).

5. The height-adjustable prefabricated culvert according to claim 1, characterized in that: two ends of the bidirectional screw (12) are rotatably connected with second positioning blocks (20), and the bottoms of the second positioning blocks (20) are fixedly connected with the top of the bottom plate (2).

6. The height-adjustable prefabricated box culvert according to claim 5, characterized in that: the thread movable block (13) is provided with a positioning sliding sleeve (21), the positioning sliding sleeve (21) is provided with a positioning rod (22) in a sliding manner, and two ends of the positioning rod (22) are respectively connected with the two second positioning blocks (20).

7. The height-adjustable prefabricated culvert according to claim 1, characterized in that: the outer side two sides of the bottom plate (2) are symmetrically provided with fixing blocks (23), and the fixing blocks (23) are provided with fixing holes (24).