Civil air defense portal support device

Abstract

The utility model relates to the technical field of civil air defense door frames, in particular to a civil air defense door frame supporting device which comprises a civil air defense door frame body and a supporting mechanism on one side of the civil air defense door frame body. The top end and the bottom end of one side of each connecting plate are provided with a top plate vertically and slidably connected with the connecting plate and a bottom plate fixed to the connecting plate correspondingly, one side of the top plate and one side of the bottom plate are oppositely provided with a first clamping plate and a second clamping plate, the length of the first clamping plate is equal to the reserved length of the civil air defense portal frame body, and the two second clamping plates are connected through a telescopic piece. The distance between the two connecting plates can be adjusted according to the width specification of the civil air defense portal frame body, the civil air defense portal frame device can adapt to civil air defense portal frame bodies with different widths conveniently through adjustment, and the civil air defense portal frame device is convenient to use and high in practicability. And therefore, the use requirements of workers can be met.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of civil air defense door frame, specifically to a civil air defense door frame supporting device. BACKGROUND

[0002] The civil air defense door frame is a door frame structure of the protective door in the civil air defense project.

[0003] In the prior art, the utility model discloses (announces) No. CN213143757U, a kind of civil air defense door frame pre-burying pouring support mechanism, it includes two fixed plates, the top of two fixed plates is fixed with axle seat, the top of two connecting pieces is fixedly connected support sleeve, the top of two support sleeves is inserted and connected with support rod, the inside bottom plate of one support sleeve is inserted and connected with screw rod, the utility model is set with support sleeve for setting support rod, and inside support sleeve is provided with screw rod and spiral bevel gear, when it is needed to adjust support rod length according to door frame size, spiral bevel gear and screw rod can be adjusted by adjusting the rotating disc, the support height of entire support mechanism is adjusted, compared with traditional on-site cutting and vertical fine adjustment, this kind of height adjustment mode is easy to operate, by being provided with the resistance rod on the side of support sleeve, being provided with the clamping frame on the side of support rod, the side of door frame can be clamped and abutting tightly during supporting, effectively improve the stability of the support mechanism.

[0004] The device of the patent can adjust the support height of the entire support mechanism by adjusting the length of the support rod according to the size of the door frame during use, but often due to its only vertical adjustment, when the transverse size of the door frame changes, it cannot continue to be applicable, and the use effect is limited. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of civil air defense door frame supporting device.

[0006] The technical problem solved by the utility model is that the existing equipment is not convenient for different width specifications of civil air defense door frame.

[0007] The utility model discloses can realize through following technical scheme: A civil air defence door frame supporting device, including civil air defence door frame main part and the supporting mechanism of its one side, the supporting mechanism includes two connecting plates that symmetry sliding connection is in the one side of support board, and the top and bottom of every connecting plate one side are provided with the vertical sliding connection of top plate and with its fixed bottom plate, and the one side of top plate, bottom plate is provided with first clamping plate, second clamping plate oppositely, and the length of first clamping plate is equal to the reserved length of civil air defence door frame main part, and then the subsequent processing of civil air defence door frame main part is convenient when the equipment is in the stable support of civil air defence door frame main part, and two second clamping plates are connected through telescopic element, and the synchronous movement of two second clamping plates is convenient through the utilization telescopic element to connect two second clamping plates, and the one side of connecting plate is fixedly installed electric telescopic handle, and the output of electric telescopic handle is fixedly installed with the moving plate of telescopic element connection, and the synchronous movement of two second clamping plates is convenient through the moving plate through the drive electric telescopic handle.

[0008] The utility model discloses further technical improvements lie in that: the one side of two connecting plates is provided with a sliding groove, and the inner wall of the sliding groove is slidably connected with a sliding block fixed with the top plate.

[0009] The utility model discloses further technical improvements lie in that: the one side of the sliding block is fixedly installed with a moving handle, and the moving handle is fixed between the connecting plate through a positioning pin.

[0010] The utility model discloses further technical improvements lie in that: the telescopic element includes an outer sleeve fixed with the second clamping plate at the bottom plate, an inner sleeve vertically slidably connected with the second clamping plate at the top plate is arranged in the inner cavity of the outer sleeve, and an extrusion spring fixedly connected with the inner sleeve is fixedly installed on the inner bottom wall of the outer sleeve.

[0011] The utility model discloses further technical improvements lie in that: the length of the first clamping plate is less than that of the second clamping plate, and thus the equipment can stably support the inner and outer walls of the civil air defence door frame main body.

[0012] The utility model discloses further technical improvements lie in that: a reciprocating motion assembly for relative movement of the two connecting plates is arranged in the inner cavity of the support plate, the reciprocating motion assembly includes a bidirectional screw rod rotationally connected to the inner cavity of the support plate, a screw sleeve fixed with the connecting plate is threadedly sleeved on two sections of outer threads with opposite screw rotation directions of the bidirectional screw rod, and the screw sleeve is slidably connected with the inner cavity of the support plate.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. The utility model can adjust the distance between two connecting plates according to the width specification of the civil air defense door frame main body, and when adjusting, the power supply of the servo motor is connected to make the bidirectional screw rotate, because the threads on the outer surface of the bidirectional screw are two sections with opposite rotation directions, the relative movement of the two screw sleeves on the bidirectional screw is realized through the thread transmission effect, the synchronous movement of the two connecting plates is realized through the movement of the two screw sleeves, and the equipment can adapt to civil air defense door frame bodies of different widths through the movement of the two connecting plates, thereby meeting the use requirements of the staff.

[0015] 2. The utility model can adjust the height of two top plates according to the height of the civil air defense door frame main body, and through the adjustment, the equipment can better support civil air defense door frame bodies of different heights, when adjusting, two moving handles are respectively slid, the sliding block is slid on the inner wall of the sliding groove through the moving handle, and the top plate is slid synchronously, after the top plate is slid to the working height, the moving handle can be limited through the positioning pin, after adjusting, four first clamping plates abut against the outer wall of the civil air defense door frame main body, two electric telescopic rods are driven at the same time, the four second clamping plates abut against the inner wall of the civil air defense door frame main body through the shortening of the two electric telescopic rods, the inner and outer walls of the civil air defense door frame main body are supported, the supporting effect of the equipment is improved, and the staff's use is facilitated. ACCURATE DRAWINGS

[0016] In order to facilitate the understanding of those skilled in the art, the utility model will be further described below in combination with the drawings.

[0017] Figure 1 It is the overall structure schematic diagram of the utility model;

[0018] Figure 2 It is the structure connection schematic diagram of the utility model without the civil air defense door frame main body;

[0019] Figure 3 It is the structure connection schematic diagram of the utility model telescopic piece;

[0020] Figure 4 It is the overhead structure connection schematic diagram of the utility model.

[0021] In the drawings:

[0022] 1, base; 11, support plate; 12, bidirectional screw; 13, screw sleeve; 14, sliding column; 15, top plate; 16, bottom plate; 17, first clamping plate; 18, second clamping plate; 19, telescopic piece; 191, outer sleeve; 192, inner sleeve; 193, extrusion spring; 110, electric telescopic rod; 111, moving plate; 112, connecting plate; 113, servo motor;

[0023] 2, civil air defense door frame main body. DETAILED DESCRIPTION

[0024] To further illustrate the technical means and effects taken by the utility model to achieve the predetermined utility model purposes, the following describes the specific embodiments, structures, features and effects according to the utility model in detail in combination with the drawings and preferred embodiments.

[0025] Please refer to Figures 1-4 As shown in the drawings, the embodiment provides a technical scheme, a civil air defense door frame supporting device, which comprises a civil air defense door frame body 2 and a supporting mechanism on one side of the civil air defense door frame body 2. The supporting mechanism comprises a base 1, a supporting plate 11 is fixedly installed on the base 1, two sliding columns 14 are symmetrically and slidingly connected to one side of the supporting plate 11 close to the civil air defense door frame body 2, a connecting plate 112 is fixedly installed on one side of the sliding column 14 away from the supporting plate 11, a top plate 15 and a bottom plate 16 are arranged at the top end and the bottom end of the connecting plate 112 away from the sliding column 14 respectively, the top plate 15 and the bottom plate 16 are provided with a first clamping plate 17 and a second clamping plate 18 away from the connecting plate 112 respectively, the first clamping plate 17 and the second clamping plate 18 are arranged opposite to each other on one side of the top plate 15 and the bottom plate 16, and the length of the first clamping plate 17 is less than the length of the second clamping plate 18, wherein the length of the first clamping plate 17 is equal to the reserved length of the civil air defense door frame body 2 (the reserved length of the civil air defense door frame body 2 is the reserved length arranged when the civil air defense door frame body 2 is installed).

[0026] At least two screw holes are symmetrically formed in the inner cavity of the base 1, and the screw holes are arranged to facilitate the stable connection of the base 1 with the ground.

[0027] The two first clamping plates 17 are fixedly connected to one side of the top plate 15 and the bottom plate 16 respectively, the two second clamping plates 18 are horizontally slidingly connected to one side of the top plate 15 and the bottom plate 16 respectively, sliding grooves are formed in the inner cavities of the two connecting plates 112, sliding blocks fixed to the top plate 15 are vertically slidingly connected to the inner walls of the sliding grooves, moving handles are fixedly installed on one side of the sliding blocks, the moving handles and the connecting plates 112 are fixed by positioning pins, and the bottom plate 16 is fixedly connected to the connecting plate 112.

[0028] The two second clamping plates 18 are provided with an expansion piece 19, the expansion piece 19 comprises an outer sleeve 191 fixed to the second clamping plate 18 at the bottom plate 16, an inner sleeve 192 fixed to the second clamping plate 18 at the top plate 15 is vertically slidingly connected to the inner cavity of the outer sleeve 191, and an extrusion spring 193 fixedly connected to the inner sleeve 192 is fixedly installed on the inner bottom wall of the outer sleeve 191.

[0029] One side of each connecting plate 112 is provided with a driving piece for synchronously horizontally sliding the two second clamping plates 18, the driving piece comprises an electric telescopic rod 110 fixed to one side of the connecting plate 112, a moving plate 111 is fixedly installed on the output end of the electric telescopic rod 110, and the moving plate 111 is fixedly connected to the outer sleeve 191.

[0030] The inner cavity of the support plate 11 is provided with a reciprocating motion assembly for relative motion of the two sliding columns 14, the reciprocating motion assembly comprises a bidirectional screw 12 rotatably connected to the inner cavity of the support plate 11, the two sections of external threads of the bidirectional screw 12 are oppositely threaded, and a screw sleeve 13 horizontally slidably connected with the inner cavity of the support plate 11 is threadedly sleeved on the two sections of external threads, the screw sleeve 13 is fixedly connected with the sliding column 14, and one side of the support plate 11 is fixedly provided with a servo motor 113 for driving the bidirectional screw 12 to rotate.

[0031] In use, the supporting mechanism is moved to the civil air defense door frame main body 2, the distance between the two connecting plates 112 is adjusted according to the width specification of the civil air defense door frame main body 2, the power supply of the servo motor 113 is turned on to make the bidirectional screw 12 rotate during adjustment, the threads on the outer surface of the bidirectional screw 12 are oppositely threaded, the two screw sleeves 13 on the bidirectional screw 12 are relatively moved through thread transmission, the two connecting plates 112 are synchronously moved through the movement of the two screw sleeves 13, and the equipment is convenient to adapt to civil air defense door frame main bodies 2 of different widths through the movement of the two connecting plates 112;

[0032] After the distance between the two connecting plates 112 is adjusted, the height of the two top plates 15 is adjusted according to the height of the civil air defense door frame main body 2, the equipment is convenient to better support civil air defense door frame main bodies 2 of different heights through adjustment, two moving handles are respectively slid during adjustment, the moving handle drives the sliding block to slide on the inner wall of the sliding groove, and then the top plate 15 is synchronously slid, the moving handle is limited through the positioning pin after the top plate 15 is slid to the working height, and the four first clamping plates 17 abut against the outer wall of the civil air defense door frame main body 2 after adjustment;

[0033] Then, the two electric telescopic rods 110 are driven at the same time, the four second clamping plates 18 abut against the inner wall of the civil air defense door frame main body 2 through the shortening of the two electric telescopic rods 110, the inner and outer walls of the civil air defense door frame main body 2 are supported, the supporting effect of the equipment is improved, and then the use of the staff is facilitated.

[0034] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form, although the utility model has been disclosed as above with a preferred embodiment, however, it is not used to limit the utility model, any person skilled in the art can make some changes or modifications to the above-mentioned disclosed technical content to make equivalent embodiments with equivalent changes, but as long as it does not deviate from the technical scheme of the utility model, any simple modification, equivalent change and modification of the above-mentioned embodiments according to the technical essence of the utility model still belong to the scope of the technical scheme of the utility model.

Claims

1. A civil air defense door frame supporting device, comprising a civil air defense door frame body (2) and a supporting mechanism on one side of the civil air defense door frame body, characterized in that: The supporting mechanism comprises two connecting plates (112) symmetrically and slidingly connected to one side of the supporting plate (11), the top end and the bottom end of each connecting plate (112) are provided with a top plate (15) and a bottom plate (16) which are vertically slidingly connected and fixedly connected thereto respectively, the one side of the top plate (15) and the bottom plate (16) is provided with a first clamping plate (17) and a second clamping plate (18) in opposite arrangement, the length of the first clamping plate (17) is equal to the reserved length of the civil air defense door frame body (2), the two second clamping plates (18) are connected through a telescopic piece (19), the one side of the connecting plate (112) is fixedly installed with an electric telescopic rod (110), and the output end of the electric telescopic rod (110) is fixedly installed with a moving plate (111) connected with the telescopic piece (19).

2. The device according to claim 1, characterized in that, The one side of each connecting plate (112) is provided with a sliding groove, and the inner wall of the sliding groove is slidingly connected with a sliding block fixedly connected with the top plate (15).

3. The device according to claim 2, characterized in that, The one side of the sliding block is fixedly installed with a moving handle, and the moving handle and the connecting plate (112) are fixed through a positioning pin.

4. The device according to claim 1, characterized in that, The telescopic piece (19) comprises an outer sleeve (191) fixedly connected with the second clamping plate (18) at the bottom plate (16), the inner cavity of the outer sleeve (191) is vertically slidingly connected with an inner sleeve (192) fixedly connected with the second clamping plate (18) at the top plate (15), and the inner bottom wall of the outer sleeve (191) is fixedly installed with an extrusion spring (193) fixedly connected with the inner sleeve (192).

5. The device according to claim 1, characterized in that, The length of the first clamping plate (17) is less than that of the second clamping plate (18).

6. The device according to claim 1, characterized in that, The inner cavity of the supporting plate (11) is provided with a reciprocating motion assembly for relative motion of the two connecting plates (112), the reciprocating motion assembly comprises a bidirectional screw rod (12) rotationally connected to the inner cavity of the supporting plate (11), and the two sections of outer threads with opposite screw rotation directions of the bidirectional screw rod (12) are threadedly provided with a screw sleeve (13) fixedly connected with the connecting plate (112).

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