CN213477198U

CN213477198U - Expandable frame of folding house

Info

Publication number: CN213477198U
Application number: CN202021657997.5U
Authority: CN
Inventors: 熊峰
Original assignee: Anhui Zeyu Color Steel Structure Co ltd
Current assignee: Anhui Zeyu Color Steel Structure Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-06-18
Anticipated expiration: 2030-08-11

Abstract

The utility model belongs to the technical field of frame structures of folding houses, in particular to an expandable frame of a folding house, which comprises an upper frame, a lower frame and a stand column fixedly connected with the upper frame and the lower frame, wherein two ends of the upper frame and the lower frame are respectively connected with a group of telescopic frames which can transversely stretch, one ends of the telescopic frames close to the upper frame and the lower frame respectively extend into the upper frame and the lower frame, and the end parts of the telescopic frames are connected with the upper frame and the lower frame through fixing components; the cushion blocks are fixedly arranged on four corners of the lower end face of the lower frame respectively, the lower end face of one end, far away from the lower frame, of the telescopic frame is fixedly provided with the moving wheels with the damping function, the defects of the prior art are overcome, the telescopic structures of the upper frame and the lower frame are connected into the telescopic frame, the moving wheels are adopted to drive the telescopic frame to move, the operation is more labor-saving, and the telescopic efficiency is improved.

Description

Expandable frame of folding house

Technical Field

The utility model belongs to the technical field of folding house frame construction, concretely relates to extensible frame in folding house.

Background

At present, with the development of technology, the multifunctional tent is applied to places needing to be stationed, such as earthquake relief work, field camping training, field camping, frontier defense and the like. Foldable houses are increasingly used because of their advantages such as ease of transportation, ease of use, etc. The foldable house comprises a frame, a floor and a wall body, wherein the wall body is arranged in a vacant part around the frame, the wall body is further provided with an aluminum alloy window frame used for being arranged on a glass window and a channel used for being arranged on a door, a roof is arranged on the top space of the frame, and the floor is arranged in the bottom space of the frame.

The size of the existing folding house is limited and the size of the frame can not be adjusted according to the requirements of the number of users, so that the use of the folding house is influenced.

Chinese utility model patent with application number CN201822262456.1 discloses an expandable frame of a foldable house, which utilizes a telescopic structure to adjust the size of the frame, but has the problem of being more laborious when telescopic in the actual use, which affects the use of the equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an expanded frame in foldable house has overcome the not enough of prior art, and the extending structure of frame connects the telescoping frame as an organic whole from top to bottom, adopts to remove the wheel and drives the telescoping frame and remove, and it is more laborsaving to operate, has improved flexible efficiency.

In order to solve the above problems, the utility model adopts the following technical proposal:

an expandable frame of a folding house comprises an upper frame, a lower frame and upright posts fixedly connected with the upper frame and the lower frame, wherein two ends of the upper frame and the lower frame are respectively connected with a group of transversely telescopic frames, one ends of the telescopic frames, which are close to the upper frame and the lower frame, respectively extend into the upper frame and the lower frame, and the end parts of the telescopic frames are connected with the upper frame and the lower frame through fixing components;

cushion blocks are fixedly arranged at four corners of the lower end face of the lower frame respectively, and a movable wheel with a damping function is fixedly arranged at the lower end face of one end, far away from the lower frame, of the telescopic frame.

Further, it includes fork, wheel, fixed block, damping spring, screw rod and set nut to remove the wheel, the wheel rotates and installs in the fork, swing joint has the fixed block respectively in the both sides of fork, the screw rod runs through the center department of fixed block, fork and wheel in proper order, and rotates with the wheel and be connected, damping spring's both ends set firmly respectively on the outside top of fixed block and fork, set nut connects in the one end outside of screw rod, and one side and the fixed block of set nut closely laminate.

Furthermore, the both sides of fork all offer and are used for holding the screw rod and pass and provide the screw rod up-and-down motion space's adjustment tank, and the width of adjustment tank is unanimous with the external diameter of screw rod.

Furthermore, the fixing assembly comprises a plurality of pin holes which are arranged at one end of the telescopic frame, close to the upper frame and the lower frame, and fixing bolts which penetrate through the pin holes, wherein the pin holes are distributed at equal intervals, the fixing bolts penetrate through the upper frame and the lower frame, and fixing nuts are sleeved on the outer side of one end of each fixing bolt.

Further, it has supporting component to articulate between stand and the telescoping frame top, supporting component including articulate at stand side surface's connecting sleeve, articulate the bracing piece at telescoping frame top terminal surface down and set firmly the supporting spring inside the connecting sleeve, the one end of bracing piece extend to in the telescoping sleeve and with supporting spring fixed connection, the bracing piece passes through bolt assembly with telescoping frame's articulated department and is connected.

Compared with the prior art, the utility model, following beneficial effect has:

the utility model relates to an extensible frame of a folding house, which adopts a movable wheel to drive the telescopic frame to move by connecting the telescopic structures of an upper frame and a lower frame into a whole, thereby saving more labor in operation and improving the telescopic efficiency; the damping structure is designed to improve the damping effect of the movable wheel, prolong the service life of the movable wheel and save more labor when encountering ground unevenness in the telescopic process; the elastic support assembly is designed to support the telescopic frame, and the structural strength of the equipment is improved.

Drawings

Fig. 1 is a schematic structural view of an expandable frame of a folding house.

Fig. 2 is a schematic view showing the connection of the telescopic structure in the expandable frame of a collapsible house.

Fig. 3 is an enlarged view of the structure at a in the expandable frame of a collapsible house.

Fig. 4 is a front view schematically showing the structure of the moving wheels in the expandable frame of the collapsible house.

Fig. 5 is a schematic view showing the structure of a support member in an expandable frame of a collapsible house.

In the figure: 1. an upper frame; 2. a lower frame; 3. a column; 4. fixing the bolt; 5. a moving wheel; 501. a wheel fork; 502. a wheel; 503. an adjustment groove; 504. a damping spring; 505. a fixed block; 506. a screw; 507. positioning a nut; 6. a telescoping frame; 7. a support assembly; 701. a connecting sleeve; 702. a support bar; 703. a support spring; 8. cushion blocks; 9. a pin hole; 10. and (5) fixing the nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

As shown in fig. 1-5, the expandable frame of a foldable house of the present invention comprises an upper frame 1, a lower frame 2 and a vertical column 3 fixedly connected to the upper and lower frames 1, 2, wherein both ends of the upper and lower frames 1, 2 are respectively connected to a set of transversely telescopic frames 6, one end of each telescopic frame 6 near the upper and lower frames 1, 2 extends into the upper and lower frames 1, 2, and the end of each telescopic frame 6 is connected to the upper and lower frames 1, 2 through a fixing component;

cushion blocks 8 are fixedly arranged at four corners of the lower end face of the lower frame 2 respectively, and a movable wheel 5 with a damping function is fixedly arranged at the lower end face of one end of the telescopic frame 6 far away from the lower frame 2.

During the use, adjust the length that telescopic frame 6 stretches out upper and lower framework 1, 2 through pulling telescopic frame 6 and can adjust the holistic length of frame, remove setting up of wheel 5 and make tensile telescopic frame 6 lighter, labour saving and time saving.

The movable wheel 5 comprises a wheel fork 501, a wheel 502, a fixed block 505, a damping spring 504, a screw 506 and a positioning nut 507, the wheel 502 is rotatably installed in the wheel fork 501, the fixed block 505 is movably connected to two sides of the wheel fork 501 respectively, the screw 506 sequentially penetrates through the fixed block 505, the wheel fork 501 and the center of the wheel 502 and is rotatably connected with the wheel 502, two ends of the damping spring 504 are fixedly arranged at the top ends of the outer sides of the fixed block 505 and the wheel fork 501 respectively, the positioning nut 507 is connected to the outer side of one end of the screw 506, and one side of the positioning nut 507 is tightly attached to the fixed block 505; the elasticity of the damping spring 504 is used for damping the vibration generated in the movement process of the moving wheel 5, and the service life of the moving wheel 5 is prolonged.

In order to enhance the damping effect, the two sides of the wheel fork 501 are provided with adjusting grooves 503 for accommodating the screw 506 to pass through and providing the up-and-down movement space of the screw 506, the width of the adjusting grooves 503 is consistent with the outer diameter of the screw 506, the up-and-down movement space of the screw 506 is increased, and when the wheel fork passes through a concave-convex road surface, the damping spring 504 can be extruded by the movement of the screw 506, so that the damping effect is enhanced.

In order to facilitate expansion and contraction, the fixing assembly comprises a plurality of pin holes 9 which are arranged at one end of the expansion frame 6 close to the upper frame 1 and the lower frame 2 and are distributed at equal intervals and fixing bolts 4 which penetrate through the pin holes 9, the fixing bolts 4 penetrate through the upper frame 1 and the lower frame 2, and fixing nuts 10 are sleeved on the outer side of one end of each fixing bolt 4; the telescopic frame 6 and the upper and lower frames 1 and 2 are fixed by the direct matching of the fixing bolt 4 and the fixing nut 10.

In order to improve the structural strength of the equipment, a supporting component 7 is hinged between the top of the upright post 3 and the top of the telescopic frame 6, the supporting component 7 comprises a connecting sleeve 701 hinged on the surface of one side of the upright post 3, a supporting rod 702 hinged on the lower end surface of the top of the telescopic frame 6 and a supporting spring 703 fixedly arranged in the connecting sleeve 701, one end of the supporting rod 702 extends into the telescopic sleeve and is fixedly connected with the supporting spring 703, and the hinged part of the supporting rod 702 and the telescopic frame 6 is connected through a bolt component; after the telescopic frame 6 is moved, the support rod 702 is hinged to the hinge seat on the upper frame 1, and the support spring 703 in the support rod 702 is always in a compressed state and provides an upward supporting force for supporting the telescopic frame 6.

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.

Claims

1. An expandable frame of a folding house, comprising an upper frame (1), a lower frame (2) and uprights (3) fixedly connecting the upper and lower frames (1, 2), characterized in that: two ends of the upper frame (1) and the lower frame (2) are respectively connected with a group of transversely telescopic frames (6), one ends of the telescopic frames (6) close to the upper frame (1) and the lower frame (2) respectively extend into the upper frame (1) and the lower frame (2), and the end parts of the telescopic frames (6) are connected with the upper frame (1) and the lower frame (2) through fixing components;

cushion blocks (8) are fixedly arranged at four corners of the lower end face of the lower frame (2) respectively, and a movable wheel (5) with a damping function is fixedly arranged at the lower end face of one end, far away from the lower frame (2), of the telescopic frame (6).

2. The expandable framework for a foldable housing according to claim 1, wherein: remove wheel (5) including fork (501), wheel (502), fixed block (505), damping spring (504), screw rod (506) and set nut (507), wheel (502) rotate to be installed in fork (501), the both sides swing joint respectively of fork (501) has fixed block (505), the center department that fixed block (505), fork (501) and wheel (502) are run through in proper order in screw rod (506), and rotate with wheel (502) and be connected, the both ends of damping spring (504) set firmly respectively on the outside top of fixed block (505) and fork (501), set nut (507) are connected in the one end outside of screw rod (506), and one side and fixed block (505) of set nut (507) closely laminate.

3. The expandable framework for a foldable housing according to claim 2, wherein: the two sides of the wheel fork (501) are provided with adjusting grooves (503) for accommodating the screw (506) to pass through and providing up-and-down movement space for the screw (506), and the width of each adjusting groove (503) is consistent with the outer diameter of the screw (506).

4. The expandable framework for a foldable housing according to claim 1, wherein: the fixing assembly comprises a plurality of pin holes (9) which are arranged at one end of the telescopic frame (6) close to the upper frame and the lower frame (1 and 2) and are distributed at equal intervals and a fixing bolt (4) which is arranged in the pin holes (9) in a penetrating mode, the fixing bolt (4) penetrates through the upper frame and the lower frame (1 and 2), and a fixing nut (10) is sleeved on the outer side of one end of the fixing bolt (4).

5. The expandable framework for a foldable housing according to claim 1, wherein: articulated between stand (3) and telescoping frame (6) top have supporting component (7), supporting component (7) including articulate connecting sleeve (701) on stand (3) one side surface, articulate bracing piece (702) at telescoping frame (6) top terminal surface down and set firmly supporting spring (703) inside connecting sleeve (701), the one end of bracing piece (702) extend to in the telescoping sleeve and with supporting spring (703) fixed connection, bracing piece (702) are connected through bolt assembly with the articulated department of telescoping frame (6).