CN211899623U

CN211899623U - Single top

Info

Publication number: CN211899623U
Application number: CN201922310533.0U
Authority: CN
Inventors: 洪红梅
Original assignee: Quanzhou Mingyan Building Materials Co ltd
Current assignee: Quanzhou Mingyan Building Materials Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-11-10
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a single top belongs to building templates technical field, including outer tube, bolt, inner tube and joint board device, the through-hole has all been seted up on outer tube and the inner tube, the joint board device is connected with the inner tube, be provided with actuating mechanism on the inner tube, the utility model discloses an actuating mechanism provides drive power for the joint board device for the pushing structure promotes the grip block and outwards removes, thereby changes the whole specification of joint board device, and then makes the joint board device better adapt to different templates, improves people's the practicality that uses convenience and single top.

Description

Single top

Technical Field

The utility model discloses a single top belongs to building templates technical field.

Background

The wooden templates or the steel templates used in the construction engineering have a series of problems for a long time, such as too much construction waste of the wooden templates, weak structural stability, time-consuming and labor-consuming disassembly; the steel form is easy to rust, heavy and inconvenient to disassemble. Currently, aluminum forms are gradually replacing wood and steel forms with their unique advantages. The aluminum template is well known for its excellent forming effect, and the floor support does not need the full shelf of the wood pattern system, but can be supported by a single top regularly arranged.

Present singly prop up as shown in figure 1, singly prop up including supporting lower beam 1, support bolt 2, support upper beam 3 and joint board 4, present singly prop up through 4 reinforcing of joint board and template between the firm in connection nature, and then improve the supporting effect on singly propping up, but 4 specifications of joint board are fixed, cause people when the template junction with the difference, need change different joint board 4, influence people's work efficiency and use convenience.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving foretell problem and providing a single top, people provide drive power for the joint board device through actuating mechanism for the pushing structure promotes the grip block and outwards removes, thereby changes the whole specification of joint board device, and then makes the joint board device adapt to different templates better, improves people's the practicality that uses convenience and single top.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a single top, including outer tube, bolt, inner tube and joint board device, the through-hole has all been seted up on outer tube and the inner tube, the joint board device is connected with the inner tube, be provided with actuating mechanism on the inner tube, the joint board device includes grip block, backup pad, push structure, actuating mechanism is connected with the transmission of push structure, push structure is located inside the backup pad, the grip block is connected with the transmission of push structure.

Through adopting above-mentioned technical scheme, people provide drive power for the joint board device through actuating mechanism for the promotion structure promotes the grip block and outwards removes, thereby changes the whole specification of joint board device, and then makes the joint board device adapt to different templates better, improves people's the use convenience and the practicality on single top.

Preferably, actuating mechanism includes outer ring gear, first gear, transfer line, locating lever, second gear, the junction that inner tube and transfer line are close to outer tube one end is provided with the connecting plate, the outside at the inner tube is established to outer ring gear cover, the second gear sets up with the locating lever is coaxial to the second gear rotates with the locating lever to be connected, first gear sets up with the transfer line is coaxial to first gear and transfer line fixed connection, outer ring gear passes through the second gear and is connected with first gear drive, the transfer line is connected with the transmission of promotion structure.

Through adopting above-mentioned technical scheme, utilize the cooperation between outer ring gear, first gear, transfer line, locating lever, the second gear, realize that actuating mechanism provides the effect of drive power for promoting the structure.

Preferably, a bearing is arranged at the joint of the connecting plate and the transmission rod.

By adopting the technical scheme, the friction resistance of the transmission rod during rotation is reduced by utilizing the bearing.

Preferably, the connection part of the outer gear ring and the inner pipe is of a stepped structure.

Through adopting above-mentioned technical scheme, utilize the connection fastness between stair structure reinforcing outer ring gear and the inner tube.

Preferably, the pushing structure comprises a driving gear, a rack and a connecting block, the driving gear and the transmission rod are coaxially arranged, the driving gear is fixedly connected with the transmission rod, the driving gear is meshed with the rack, the rack is fixedly connected with the connecting block, and the clamping plate is fixedly connected with the connecting block.

Through adopting above-mentioned technical scheme, utilize the cooperation between driving gear, rack, the connecting block, realize promoting the structure and promote the grip block and remove, change the effect of the whole specification of joint board device.

Preferably, the number of the racks is two, the racks are symmetrically arranged on two sides of the driving gear, and different ends of the two racks are fixedly connected with the connecting block.

Through adopting above-mentioned technical scheme, utilize the cooperation of rack and connecting block, realize that the rack controls two connecting blocks simultaneously and removes towards the direction of keeping away from each other or being close to each other.

Preferably, one end of the rack, which is far away from the connecting block, is provided with a limiting block.

Through adopting above-mentioned technical scheme, utilize the stopper to play the effect of restriction rack displacement.

Preferably, a return spring is arranged on one side, far away from the connecting plate, of the transmission rod.

Through adopting above-mentioned technical scheme, utilize the return spring to give the rotatory restoring force of transfer line, avoid the transfer line to rotate at will.

Preferably, the clamping plate is made of nano WC-Co hard alloy.

By adopting the technical scheme, the nano WC-Co hard alloy has the characteristics of abrasion resistance, high hardness, excellent fracture toughness and excellent compressive strength, so that the service life of the clamping plate is prolonged.

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

people provide driving force for the clamping plate device through the driving mechanism, so that the pushing structure pushes the clamping plate to move outwards, the whole specification of the clamping plate device is changed, the clamping plate device is made to adapt to different templates better, and the use convenience and the practicability of a single top are improved.

Drawings

FIG. 1 is a schematic structural diagram of a conventional single-support roof;

fig. 2 is a schematic structural view of a single supporting top of the present invention, which is mainly used for showing the overall structure of the single supporting top;

FIG. 3 is a schematic structural view of the inner tube and the clamping plate device of the present invention, which is mainly used to show the internal structures of the clamping plate device and the driving mechanism;

fig. 4 is a schematic structural diagram of the driving mechanism of the present invention, which is mainly used for showing the internal structure of the driving mechanism;

fig. 5 is a schematic structural diagram of the pushing structure of the present invention, which is mainly used for showing the internal structure of the pushing structure.

Reference numerals: 1. supporting the lower rod; 2. supporting the bolt; 3. supporting the upper rod; 4. a clamping and connecting plate; 5. an outer tube; 6. a bolt; 7. an inner tube; 8. a clamping plate device; 9. a drive mechanism; 10. a limiting block; 11. a connecting plate; 12. an outer ring gear; 13. a first gear; 14. a clamping plate; 15. a support plate; 16. a driving gear; 17. a rack; 18. a transmission rod; 19. positioning a rod; 20. a second gear; 21. connecting blocks; 22. a return spring.

Detailed Description

In the following description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like refer to the orientation or position relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present invention. 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.

As shown in fig. 1-5, a single supporting top comprises an outer tube 5, a pin 6, an inner tube 7 and a clamping plate device 8, wherein the outer tube 5 and the inner tube 7 are both provided with through holes, the overall height of the single supporting top can be adjusted by matching the pin 6 with the through holes, the using effect of the single supporting top is improved, meanwhile, the inner tube 7 is provided with a driving mechanism 9, the driving mechanism 9 comprises an outer gear ring 12, a first gear 13, a transmission rod 18, a positioning rod 19 and a second gear 20, the outer gear ring 12 is sleeved outside the inner tube 7, so that the outer gear ring 12 is manually pushed to rotate by people, the joint of the outer gear ring 12 and the inner tube 7 is arranged to be a ladder structure, the connection firmness between the outer gear ring 12 and the inner tube 7 is enhanced by the ladder structure, the outer gear ring 12 is prevented from falling off from the inner tube 7 when the outer gear ring 12 is pushed to rotate by, meanwhile, the second gear 20 and the positioning rod 19 are coaxially arranged, the second gear 20 is rotationally connected with the positioning rod 19, the outer gear ring 12 is in transmission connection with the first gear 13 through the second gear 20, the outer gear ring 12 is meshed with the second gear 20 when rotating, the second gear 20 rotates along with the rotation, the second gear 20 is meshed with the first gear 13 to drive the first gear 13 to rotate, the first gear 13 and the transmission rod 18 are coaxially arranged, the first gear 13 is fixedly connected with the transmission rod 18, the first gear 13 rotates and simultaneously drives the transmission rod 18 to rotate, the connecting part of the inner tube 7 and the transmission rod 18, which is close to one end of the outer tube 5, is provided with the connecting plate 11, the effect of supporting the transmission rod 18 is achieved through the connecting plate 11, the rotating effect of the transmission rod 18 is guaranteed, the connecting part of the connecting plate 11 and the transmission rod 18 is provided with a bearing, and the friction resistance of the transmission rod, the rotating efficiency of the transmission rod 18 is improved, the transmission rod 18 is in transmission connection with a pushing structure, the pushing structure comprises a driving gear 16, racks 17 and a connecting block 21, the driving gear 16 and the transmission rod 18 are coaxially arranged, so that the transmission rod 18 drives the driving gear 16 to rotate, the driving gear 16 is meshed with the racks 17, the driving gear 16 pushes the racks 17 to move, meanwhile, two racks 17 are arranged, the racks 17 are symmetrically arranged on two sides of the driving gear 16, different ends of the two racks 17 are fixedly connected with the connecting block 21, when the driving gear 16 rotates, the two racks 17 move towards the direction away from or close to each other, a limiting block 10 is arranged at one end of each rack 17 away from the connecting block 21, when the limiting block 10 is in contact with the driving gear 16, the driving gear 16 is clamped by the limiting block 10, and the limiting block 10, avoid rack 17 to remove the overtravel, cause the inner structure to damage, rack 17 and connecting block 21 fixed connection simultaneously, and then rack 17 drives connecting block 21 and removes, grip block 14 and connecting block 21 fixed connection, thereby grip block 14 position takes place to remove, change joint board device 8's whole specification, make joint board device 8 adapt to different templates better, improve people's use convenience and the practicality of singly propping up, grip block 14 adopts nanometer WC-Co carbide to make simultaneously, nanometer WC-Co carbide has the characteristics of abrasion resistance, high hardness and excellent fracture toughness and compressive strength, thereby improve grip block 14's life.

When the size of the clamping plate device 8 is smaller, the external gear ring 12 is rotated to be meshed with the second gear 20, so that the second gear 20 rotates to be meshed with the first gear 13, the first gear 13 drives the transmission rod 18 to rotate, the transmission rod 18 drives the driving gear 16 to rotate, the driving gear 16 is meshed with the rack 17 to push the rack 17 to be away from each other, the rack 17 drives the clamping plates 14 to be away from each other through the connecting blocks 21, so that the size of the clamping plate device 8 is increased, the clamping plate device 8 is better suitable for different templates, the use convenience and the practicability of a single top are improved, a return spring 22 is arranged on one side, away from the connecting plate 11, of the transmission rod 18, so that when the transmission rod 18 rotates, the return spring 22 is in a compression state, when people remove external force, the return spring 22 releases elastic thrust, so that the transmission rod 18 rotates to drive the clamping plates 14 to be close to each other, so that the supporting plate 15 and the clamping plate 14 are attached to the template, and the firmness of connection between the clamping plate device 8 and the template is ensured.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a singly prop up, includes outer tube (5), bolt (6), inner tube (7) and joint plate device (8), the through-hole has all been seted up on outer tube (5) and inner tube (7), its characterized in that, joint plate device (8) are connected with inner tube (7), be provided with actuating mechanism (9) on inner tube (7), joint plate device (8) include grip block (14), backup pad (15), push structure, actuating mechanism (9) are connected with the transmission of push structure, push structure is located inside backup pad (15), grip block (14) are connected with the transmission of push structure.

2. A single jack as claimed in claim 1 wherein: actuating mechanism (9) are including outer ring gear (12), first gear (13), transfer line (18), locating lever (19), second gear (20), inner tube (7) are provided with connecting plate (11) with transfer line (18) near the junction of outer tube (5) one end, the outside at inner tube (7) is established to outer ring gear (12) cover, second gear (20) and locating lever (19) coaxial setting to second gear (20) rotate with locating lever (19) and are connected, first gear (13) and transfer line (18) coaxial setting to first gear (13) and transfer line (18) fixed connection, outer ring gear (12) are connected with first gear (13) transmission through second gear (20), transfer line (18) are connected with the transmission of promotion structure.

3. A single jack as claimed in claim 2 wherein: and a bearing is arranged at the joint of the connecting plate (11) and the transmission rod (18).

4. A single jack as claimed in claim 2 wherein: the joint of the outer gear ring (12) and the inner pipe (7) is of a stepped structure.

5. A single jack as claimed in claim 2 wherein: the pushing structure comprises a driving gear (16), a rack (17) and a connecting block (21), the driving gear (16) and a transmission rod (18) are coaxially arranged, the driving gear (16) is fixedly connected with the transmission rod (18), the driving gear (16) is meshed with the rack (17), the rack (17) is fixedly connected with the connecting block (21), and the clamping plate (14) is fixedly connected with the connecting block (21).

6. A single jack as claimed in claim 5 wherein: the two racks (17) are symmetrically arranged on two sides of the driving gear (16), and different ends of the two racks (17) are fixedly connected with the connecting block (21).

7. A single jack as claimed in claim 6 wherein: and a limiting block (10) is arranged at one end of the rack (17) far away from the connecting block (21).

8. A single jack as claimed in claim 2 wherein: and a return spring (22) is arranged on one side of the transmission rod (18) far away from the connecting plate (11).

9. A single jack as claimed in claim 1 wherein: the clamping plate (14) is made of nano WC-Co hard alloy.