CN214006750U - Building entrance to a cave protection bearing structure - Google Patents
Building entrance to a cave protection bearing structure Download PDFInfo
- Publication number
- CN214006750U CN214006750U CN202021625642.8U CN202021625642U CN214006750U CN 214006750 U CN214006750 U CN 214006750U CN 202021625642 U CN202021625642 U CN 202021625642U CN 214006750 U CN214006750 U CN 214006750U
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- Prior art keywords
- loop bar
- handed
- supporting cylinder
- rotary supporting
- rod
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Abstract
The utility model provides a building entrance to a cave protection bearing structure, including the supporting mechanism of two sets of relative settings, wherein, supporting mechanism includes: the device comprises a rotary supporting cylinder, a screw rod, a left-handed loop bar and a right-handed loop bar; the screw rod is arranged in the rotary supporting cylinder and can rotate along with the rotary supporting cylinder; the left-handed loop bar and the right-handed loop bar are arranged in the rotary supporting cylinder and are respectively positioned at two ends of the screw rod, the outer part of the left-handed loop bar and the right-handed loop bar are in sliding fit with the rotary supporting cylinder, and the inner parts of the left-handed loop bar and the right-handed loop bar are in threaded fit with the corresponding screw rod ends; a transition rod is arranged on each of the left-handed loop rod and the right-handed loop rod, a fixed seat is arranged on each transition rod, and two ends of each transition rod are respectively hinged with one end of the left-handed loop rod and one end of the fixed seat; the two oppositely arranged supporting mechanisms are connected through a tensioning assembly arranged on the rotary supporting cylinder. This bearing structure can realize that firm support in hole department is fixed, and need not to use anchor assembly etc. consequently has enough to meet the need the use time, and this structure has very big advantage.
Description
Technical Field
The utility model mainly relates to the technical field of building, specifically a building entrance to a cave protection bearing structure.
Background
During the construction of buildings, the opening is a significant source of danger and must be protected. The measures of hole protection directly influence the safety management and personal safety of engineering, and the traditional hole reinforcement generally adopts support frames, battens and the like. With the emphasis on cost saving of people, the support structure capable of being recycled is also commonly used at present.
For example, patent No. CN201621191179.4 discloses a supporting structure that can be used for multiple times. However, in the actual use process, the expansion bolt is required to be used for fixing, which causes great inconvenience in multiple turnover use, and therefore, the structure of the expansion bolt needs to be further improved.
SUMMERY OF THE UTILITY MODEL
For solving the not enough of prior art, the utility model discloses combine prior art, set out from practical application, provide a building entrance to a cave protection bearing structure, through from taut mode, this bearing structure can realize that firm support in entrance to a cave department is fixed, and need not to use anchor assembly etc. consequently has enough to meet the need the use time, and this structure has very big advantage.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a building entrance to a cave protection bearing structure, includes two sets of relatively supporting mechanism that set up, wherein, supporting mechanism includes:
the device comprises a rotary supporting cylinder, a screw rod, a left-handed loop bar and a right-handed loop bar;
the screw rod is arranged in the rotary supporting cylinder and can rotate along with the rotary supporting cylinder;
the left-handed loop bar and the right-handed loop bar are arranged in the rotary supporting cylinder and are respectively positioned at two ends of the screw rod, the outer part of the left-handed loop bar and the right-handed loop bar are in sliding fit with the rotary supporting cylinder, and the inner parts of the left-handed loop bar and the right-handed loop bar are in threaded fit with the corresponding screw rod ends;
a transition rod is arranged on each of the left-handed loop rod and the right-handed loop rod, a fixed seat is arranged on each transition rod, and two ends of each transition rod are respectively hinged with one end of the left-handed loop rod and one end of the fixed seat;
the two oppositely arranged supporting mechanisms are connected through a tensioning assembly arranged on the rotary supporting cylinder, and the tensioning assembly applies force to the two supporting mechanisms towards the inside;
the fixing seat is used for tightly propping against the main body structures at two sides of the opening.
The tensioning assembly comprises tensioning seats arranged on each rotary supporting cylinder, the tensioning seats are in running fit with the rotary supporting cylinders, and the tensioning seats of the two supporting mechanisms are connected through springs.
The tensioning seat is provided with a hanging hole, and two ends of the spring are provided with hooks.
The tensioning seat is arranged in the middle of the rotary supporting cylinder.
The rotary supporting cylinder is hollow, and the rotary supporting cylinder and the lead screw are fixed through rivets or screws to prevent relative rotation of the rotary supporting cylinder and the lead screw.
The left-handed loop bar is in threaded fit with the lead screw through the left-handed nut welded inside, the right-handed loop bar is in threaded fit with the lead screw through the right-handed nut welded inside, the lead screw rotates, and the left-handed loop bar and the right-handed loop bar are in telescopic adjustment in relative linear motion.
The fixing surface of the fixing seat is provided with an anti-skid pad or an anti-skid surface.
When the transition rod is used, an included angle between the transition rod and the corresponding left-handed loop rod or right-handed loop rod is an obtuse angle.
The utility model has the advantages that:
this protection bearing structure, support in entrance to a cave department through two sets of relative supporting mechanism, two sets of relative supporting mechanism pass through the relative application of force of taut subassembly, because supporting mechanism's special construction sets up, can know, when the application of force through taut subassembly, the more and more tight laminating of fixing base meeting at every supporting mechanism both ends of group is on the major structure of entrance to a cave both sides, consequently, can play fabulous locking effect, so, this structure can play firm stable support in entrance to a cave department, and need not use anchor assembly, convenient operation need not special instrument, especially when needing to have enough to meet the need the use, this structure dismouting all can be very convenient.
This structure has very big adaptability simultaneously because can adjust this protective structure's whole length through rotating a rotatory support section of thick bamboo, so, the entrance to a cave protection that can adapt to within the certain size range supports the use.
Drawings
FIG. 1 is a general block diagram;
fig. 2 is a support mechanism diagram.
Detailed Description
The following description of the embodiments will be made in conjunction with the accompanying drawings for further explanation of the present invention. It is to be understood that these statements are to be read in this light, and not as admissions of limitation. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.
As shown in fig. 1 and 2, the utility model provides a building entrance to a cave protection bearing structure, including the supporting mechanism of two sets of relative settings, wherein, supporting mechanism includes:
a rotary supporting cylinder 6, a screw rod 5, a left-handed loop bar 4 and a right-handed loop bar 10;
the screw rod 5 is arranged in the rotary supporting cylinder 6 and can rotate along with the rotary supporting cylinder 6;
the left-handed loop bar 4 and the right-handed loop bar 10 are arranged in the rotary supporting cylinder 6 and are respectively positioned at two ends of the screw rod 5, the outer part of the left-handed loop bar is in sliding fit with the rotary supporting cylinder 6, and the inner part of the left-handed loop bar is in threaded fit with the corresponding end of the screw rod 5; the left-handed loop bar 4 and the right-handed loop bar 10 extend out of the rotary supporting cylinder 6 at two sides, the left-handed loop bar 4 and the right-handed loop bar 10 are both provided with a transition bar 3, the transition bar 3 is provided with a fixed seat 2, and two ends of the transition bar 3 are respectively hinged with one end of the left-handed loop bar 4 and one end of the fixed seat 2; the two oppositely arranged supporting mechanisms are connected through a tensioning assembly arranged on the rotary supporting cylinder 6, and the tensioning assembly applies force to the two supporting mechanisms towards the inside; the fixing seat 2 is used for being tightly propped against the main body structures 1 on two sides of the hole.
The extension lengths of the left-handed loop bar 4 and the right-handed loop bar 10 on two sides can be adjusted by rotating the rotary supporting cylinder 6, so that the length of the supporting structure is changed, and the supporting structure is suitable for holes with different sizes. When carrying out the fixed stay, the contained angle that transition pole 3 and levogyration loop bar 4, dextrorotation loop bar 10 correspond is the obtuse angle, as shown in the figure, under the force application effect of taut subassembly, can know that the fixing base 2 of both sides can move to the outside and then increase and major structure 1 between frictional force, appear about drawing tight state more, consequently can realize firm locking.
Preferably, the tensioning assembly comprises a tensioning seat 11 mounted on each rotary supporting cylinder 6, the tensioning seat 11 being in running fit with the rotary supporting cylinder 6, the tensioning seats 11 of the two supporting mechanisms being connected by a spring 12. The tensioning seat 11 is matched with the rotary supporting cylinder 6 in a rotating mode, so that alignment of the two tensioning seats 11 can be conveniently adjusted to enable the two tensioning seats to correspond to each other, the two supporting mechanisms can continuously bear force through the tension applied by the spring 12, and the supporting stability is guaranteed. The tensioning seat 11 is provided with a hanging hole, and the two ends of the spring 12 are provided with hooks, so that the spring 12 can be conveniently installed.
The tensioning seat 11 is arranged in the middle of the rotary supporting cylinder 6, so that uniform force application is facilitated. The tensioning assemblies can also be arranged into a plurality of groups, and the groups are not used in the middle position when being arranged and are symmetrically arranged.
The tightening base 11 can be configured as a telescopic structure with a threaded screw structure so as to conveniently adjust the pre-tightening force of the spring 12.
The rotary support cylinder 6 is hollow, and the rotary support cylinder 6 and the lead screw 5 are fixed through rivets or screws to prevent relative rotation of the rotary support cylinder and the lead screw.
The fixing surface of the fixing seat 2 is provided with an anti-skid pad or an anti-skid surface to increase the friction force between the fixing seat and the main structure 1.
The use method of the structure comprises the following steps:
adjusting the lengths of the two supporting mechanisms to be adaptive to the size of the opening;
the fixed seats 2 at the two sides of each supporting mechanism are tightly propped against the side surface of the main body structure 1;
the spring 12 is installed to enable the spring 12 to have a certain pre-tightening force, and the spring 12 enables the two supporting mechanisms to have inward force so as to ensure that the fixing seat 2 and the main structure 1 are firmly supported. (the tensioning seat 11 can be set to be a threaded screw type telescopic structure, and the pre-tightening force of the spring 12 after installation is adjusted by further adjusting the tensioning seat 11, so that the stability of the support is ensured);
when the support mechanism needs to be removed, the spring 12 is removed, and the support mechanism is pulled outwards to be removed.
Claims (8)
1. The utility model provides a building entrance to a cave protection bearing structure which characterized in that includes two sets of supporting mechanism of relative setting, wherein, supporting mechanism includes:
the device comprises a rotary supporting cylinder, a screw rod, a left-handed loop bar and a right-handed loop bar;
the screw rod is arranged in the rotary supporting cylinder and can rotate along with the rotary supporting cylinder;
the left-handed loop bar and the right-handed loop bar are arranged in the rotary supporting cylinder and are respectively positioned at two ends of the screw rod, the outer part of the left-handed loop bar and the right-handed loop bar are in sliding fit with the rotary supporting cylinder, and the inner parts of the left-handed loop bar and the right-handed loop bar are in threaded fit with the corresponding screw rod ends;
a transition rod is arranged on each of the left-handed loop rod and the right-handed loop rod, a fixed seat is arranged on each transition rod, and two ends of each transition rod are respectively hinged with one end of the left-handed loop rod and one end of the fixed seat;
the two oppositely arranged supporting mechanisms are connected through a tensioning assembly arranged on the rotary supporting cylinder, and the tensioning assembly applies force to the two supporting mechanisms towards the inside;
the fixing seat is used for tightly propping against the main body structures at two sides of the opening.
2. The protective supporting structure for building openings as claimed in claim 1, wherein the tensioning assembly includes a tensioning seat mounted on each rotary supporting cylinder, the tensioning seat is rotatably engaged with the rotary supporting cylinder, and the tensioning seats of the two supporting mechanisms are connected by a spring.
3. The protective supporting structure for building openings as claimed in claim 2, wherein the tension seat has a hanging hole, and the spring has hooks at both ends.
4. The protective supporting structure for building openings as claimed in claim 2, wherein the tension seat is provided at a middle position of the rotary supporting cylinder.
5. The protective supporting structure for the opening of building as claimed in claim 1, wherein the rotary supporting cylinder is hollow, and the rotary supporting cylinder and the lead screw are fixed by rivets or screws to prevent the relative rotation therebetween.
6. The protective supporting structure for building openings as claimed in claim 1, wherein the left-hand loop bar is threadedly engaged with the screw rod through an internally welded left-hand nut, the right-hand loop bar is threadedly engaged with the screw rod through an internally welded right-hand nut, the screw rod rotates, and the left-hand loop bar and the right-hand loop bar are telescopically adjusted by relative linear motion.
7. The protective supporting structure for building openings as claimed in claim 1, wherein the fixing surface of the fixing base is provided with a non-slip mat or a non-slip surface.
8. The protective support structure for building openings as claimed in claim 1, wherein the transition bar forms an obtuse angle with the corresponding left-handed bar or right-handed bar in use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021625642.8U CN214006750U (en) | 2020-08-07 | 2020-08-07 | Building entrance to a cave protection bearing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021625642.8U CN214006750U (en) | 2020-08-07 | 2020-08-07 | Building entrance to a cave protection bearing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214006750U true CN214006750U (en) | 2021-08-20 |
Family
ID=77287989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021625642.8U Expired - Fee Related CN214006750U (en) | 2020-08-07 | 2020-08-07 | Building entrance to a cave protection bearing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214006750U (en) |
-
2020
- 2020-08-07 CN CN202021625642.8U patent/CN214006750U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210820 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |