CN219582706U

CN219582706U - Positioning mechanism for installing civil air defense engineering ventilation equipment

Info

Publication number: CN219582706U
Application number: CN202320852388.2U
Authority: CN
Inventors: 刘奇; 高歌
Original assignee: Beijing Zhongfang Hengli Equipment Installation Engineering Co ltd
Current assignee: Beijing Zhongfang Hengli Equipment Installation Engineering Co ltd
Priority date: 2023-04-17
Filing date: 2023-04-17
Publication date: 2023-08-25
Anticipated expiration: 2033-04-17

Abstract

The utility model relates to a positioning mechanism for installing civil air defense engineering ventilation equipment, which comprises a bottom bin, wherein a lifting assembly is arranged in the bottom bin, a top plate is arranged on the lifting assembly, four universal wheels are fixed on the bottom surface of the bottom bin, a fixing assembly for fixing a ventilation pipeline is arranged on the top plate, and a supporting block is fixed on the top surface of the top plate. This positioning mechanism is used in civil air protection engineering ventilation equipment installation, when installing the civil air protection ventilation pipe, place the top surface in the supporting shoe with the civil air protection ventilation pipe, and carry out the centre gripping fixedly to the civil air protection ventilation pipe through fixed subassembly cooperation supporting shoe, then push away the end storehouse to the place that needs to install, make the pipeline adjust the location from top to bottom through lifting unit, make the civil air protection ventilation pipe carry out horizontal migration location through end storehouse, when with another people air protection ventilation pipe location that has already installed to the back, alright use bolt, mounting bracket etc. install, easy operation, and convenient to use is more practical.

Description

Positioning mechanism for installing civil air defense engineering ventilation equipment

Technical Field

The utility model relates to the technical field of installation and positioning of civil air defense engineering ventilation equipment, in particular to a positioning mechanism for installation of the civil air defense engineering ventilation equipment.

Background

The civil air defense engineering is built underground, so that ventilation conditions inside the underground building are required to be maintained by using a plurality of ventilation devices, the ventilation devices mainly comprise pipelines, fans and the like, the pipelines are arranged into a plurality of sections, and the pipelines are required to be positioned and installed by using a positioning mechanism during installation.

For example, china patent (bulletin number: CN 215568484U) discloses a pipeline installation positioning device, which comprises a concave groove, a limiting structure, a clamping structure, a buffer structure and a splicing structure, wherein two clamping structures are arranged on the concave groove, each clamping structure comprises a reverse threaded rod, a movable block, a handle, a vertical plate and an arc plate, the lower end of the inner side of the concave groove is provided with the reverse threaded rod, the two sides of the outer part of the reverse threaded rod are respectively sleeved with the movable block, the top end of each movable block is provided with the vertical plate, one side of each two opposite vertical plates is provided with the arc, the pipeline can be clamped by the vertical plates and the arc plates in a basic mode, and the positions of the vertical plates and the arc plates can be adjusted through the reverse threaded rods, the movable blocks and the handles, so that the vertical plates and the arc plates are flexibly adapted to pipelines with different sizes.

However, it still has a little deficiency, and its riser and arc can only be moved about and adjust the pipeline of different sizes, and can not carry out the regulation from top to bottom, therefore, the installation height of pipeline can only be decided by the height of concave groove, and its concave groove's height is inconvenient to adjust yet, consequently, when installing and need adjust the installation height in different positions, need change the concave groove of different height, reduced positioning mechanism's practicality, so put forward a people's air defense engineering ventilation equipment installation and use positioning mechanism in order to solve above-mentioned problem.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a positioning mechanism for installing civil air defense engineering ventilation equipment, which has the advantages of convenient adjustment of the installation height and the like, and solves the problem that the installation height is inconvenient to adjust in the process of retrieving patents.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a positioning mechanism is used in civil air defense engineering ventilation equipment installation, includes the end storehouse, be equipped with lifting unit in the end storehouse, be equipped with the roof on the lifting unit, the bottom surface in end storehouse is fixed with four universal wheels, be equipped with the fixed subassembly that is used for fixed air pipe on the roof, the top surface of roof is fixed with the supporting shoe.

The lifting assembly comprises four screw rods which are rotationally connected between the inner walls of the left side and the right side of the bottom bin and are distributed at intervals, a first motor with an output shaft fixed with the right end of the screw rod at the front side is fixed on the right side of the bottom bin, gears are fixed on the peripheral wall of the screw rod and close to the left end of the screw rod, the gears are meshed with each other, four sliding grooves which are distributed at intervals are formed in the inner bottom wall of the bottom bin, sliding blocks are connected in the sliding grooves in a sliding mode, threaded rings are connected to the peripheral wall of the screw rod in a threaded mode, the threaded rings are fixed with the sliding blocks respectively, and the top faces of the threaded rings are hinged to supporting rods with top ends hinged to the bottom face of the top plate.

Further, the shape of the bottom bin is a cuboid with hollow inside and missing top surface, four universal wheels are respectively close to four corners of the bottom surface of the bottom bin, and the universal wheels are industrial casters with foot brakes.

Further, the lead screw is rotationally connected with the bottom bin through a bearing, the four threaded rings are respectively close to the left side and the right side of the bottom bin from front to back in sequence, the top ends of the supporting rods on the left threaded ring are hinged to the bottom surface of the top plate and close to the right side, and the top ends of the supporting rods on the right threaded ring are hinged to the bottom surface of the top plate and close to the left side.

Further, the four sliding grooves are respectively located under the four screw rods, and the bottom surface area of the top plate is larger than the top surface area of the bottom bin.

Further, fixed subassembly is including fixing two extension boards that are relative around and at the roof top surface, the top surface of roof just is located and rotates between two extension boards and be connected with the screw rod, the bottom surface of roof is fixed with the output shaft and fixes the second motor in the screw rod bottom, threaded connection has the screw thread piece on the periphery wall of screw rod, two the extension board is relative one side all articulates there is splint, two the connecting rod that one end articulated on the screw thread piece lateral wall is all articulated to the opposite one side of splint.

Further, the screw rod is connected with the roof through the bearing rotation, the top of screw rod is fixed with the limiting plate, the screw hole that supplies the screw rod to run through perpendicularly and rather than looks adaptation is seted up to the top surface of screw thread piece.

Further, two opposite sides of the clamping plates are respectively fixed with a clamping block, one side of each clamping block, which faces the supporting block, is fixed with a rubber pad, and the top surface of each supporting block is provided with an arc-shaped groove.

Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:

this positioning mechanism is used in civil air defense engineering ventilation equipment installation is when installing the civil air defense air pipe, place the pipeline in the top surface of supporting shoe, and carry out the centre gripping fixedly through fixed subassembly cooperation supporting shoe, then push away the end storehouse to the place that needs to install, make the pipeline carry out the regulation location from top to bottom through lifting unit, make the pipeline carry out horizontal migration location through the end storehouse, when with another pipeline location that has already been installed to thereafter, alright use bolt, mounting bracket etc. to install, easy operation, convenient to use, more practical.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic top view of the bottom cartridge of the present utility model;

fig. 3 is a schematic side view of the fastening assembly of the present utility model.

In the figure: 1 bottom bin, 2 lifting component, 201 screw rod, 202 first motor, 203 gear, 204 chute, 205 slider, 206 screwed ring, 207 bracing piece, 3 roof, 4 universal wheel, 5 fixed component, 501 extension board, 502 screw rod, 503 second motor, 504 screwed block, 505 splint, 506 connecting rod, 6 supporting block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, a positioning mechanism for installing civil air defense engineering ventilation equipment in this embodiment includes a bottom cabin 1, a lifting assembly 2 is disposed in the bottom cabin 1, a top plate 3 is disposed on the lifting assembly 2, four universal wheels 4 are fixed on the bottom surface of the bottom cabin 1, a fixing assembly 5 for fixing a ventilation pipe is disposed on the top plate 3, a supporting block 6 is fixed on the top surface of the top plate 3, when installing the civil air defense ventilation pipe, the pipe is placed on the top surface of the supporting block 6, and is clamped and fixed by the fixing assembly 5 in cooperation with the supporting block 6, then the bottom cabin 1 is pushed to a place where the pipe needs to be installed, the pipe is adjusted and positioned up and down by the lifting assembly 2, the pipe is horizontally moved and positioned by the bottom cabin 1, and when the pipe is positioned with another installed pipe, the pipe can be installed by using bolts, a mounting frame and the like, and the positioning mechanism is simple to operate, and convenient to use and more practical.

The lifting assembly 2 comprises four screw rods 201 which are rotationally connected between the inner walls of the left side and the right side of the bottom bin 1 and are distributed in front-back equidistance, a first motor 202 with an output shaft fixed with the right end of the front screw rod 201 is fixed on the right side of the bottom bin 1, gears 203 are fixed on the peripheral wall of the screw rods 201 and close to the left end, two gears 203 adjacent in front-back are meshed with each other, when the lifting assembly is used, a civil air-proof ventilating duct is placed on the top surface of the supporting block 6, when the mounting height of the pipeline needs to be adjusted, the first motor 202 is driven, the first motor 202 drives the foremost screw rod 201 to rotate, the front screw rod 201 drives the rear screw rod 201 to rotate through the gears 203, the adjacent two screw rods 201 synchronously rotate in opposite directions, four sliding grooves 204 which are distributed in front-back equidistance are formed in the inner bottom wall of the bottom bin 1, and sliding blocks 205 are connected in the four sliding grooves 204 in a sliding way, the peripheral walls of the four screw rods 201 are all in threaded connection with threaded rings 206, the four threaded rings 206 are respectively fixed with four sliding blocks 205, the top surface of each threaded ring 206 is hinged with a supporting rod 207 with the top end hinged on the bottom surface of the top plate 3, the four threaded rings 206 are respectively close to the left side and the right side of the bottom bin 1 in sequence from front to back, the top ends of the supporting rods 207 on the left side threaded rings 206 are hinged on the bottom surface of the top plate 3 and close to the right side, the top ends of the supporting rods 207 on the right side threaded rings 206 are hinged on the bottom surface of the top plate 3 and close to the left side, further, the first screw rod 201 and the third screw rod 201 from front to back rotate to drive the threaded rings 206 on the peripheral walls of the first screw rod 201 and the fourth screw rod 201 to slide rightwards on the sliding grooves 204, the supporting rods 207 are further enabled to change the inclined shape into the vertical shape to jack the top plate 3 upwards, realize the location adjustment of people's air defense air pipe installation height.

The shape of the bottom bin 1 is a cuboid with hollow inside and missing top surfaces, four universal wheels 4 are respectively close to four corners of the bottom surface of the bottom bin 1, the universal wheels 4 are industrial casters with foot brakes, the screw rods 201 are rotationally connected with the bottom bin 1 through bearings, four sliding grooves 204 are respectively located under the four screw rods 201, and the bottom surface area of the top plate 3 is larger than the top surface area of the bottom bin 1.

Referring to fig. 3, in this embodiment, the fixing assembly 5 includes two support plates 501 fixed on the top surface of the top plate 3 and opposite to each other in front and back, a screw 502 is rotatably connected between the two support plates 501 on the top surface of the top plate 3, an output shaft is fixed on a second motor 503 at the bottom end of the screw 502, a threaded block 504 is screwed on the peripheral wall of the screw 502, when a civil air protection pipeline needs to be fixed, the second motor 503 is started, the second motor 503 drives the screw 502 to rotate, the screw 502 drives the threaded block 504 to move downwards, two opposite sides of the two support plates 501 are hinged with clamping plates 505, one opposite sides of the two clamping plates 505 are hinged with a connecting rod 506, one end of each of the two clamping plates 506 is hinged with a connecting rod 506, the threaded block 504 moves downwards to drive the clamping plates 505 to turn over towards the civil air protection pipeline through the connecting rod 506, and the supporting block 6 is matched to fix the civil air protection pipeline, so as to prevent the positioning installation of the civil air protection pipeline from being affected by the movement in the installation process.

Wherein, screw rod 502 rotates through bearing and roof 3 to be connected, and the top of screw rod 502 is fixed with the limiting plate, and the screw hole that supplies screw rod 502 to run through perpendicularly and rather than looks adaptation is seted up to the top surface of screw rod 504, and two splint 505 opposite one side all is fixed with the clamp splice, and the clamp splice is fixed with the rubber pad towards one side of supporting shoe 6, and such structure is convenient for more stably pressurizes fixedly to people's air duct, and arc recess has been seted up to the top surface of supporting shoe 6.

The working principle of the embodiment is as follows:

when the anti-air-conditioning ventilating duct is used, the anti-air-conditioning ventilating duct is placed on the top surface of the supporting block 6, when the installation height of the duct needs to be adjusted, the first motor 202 is driven, the first motor 202 drives the forefront screw rod 201 to rotate, the front screw rod 201 drives the rear screw rod 201 to rotate through the gear 203, the adjacent two screw rods 201 synchronously rotate in different directions, further, the left threaded ring 206 is driven to slide rightwards on the sliding groove 204, the right threaded ring 206 slides leftwards on the sliding groove 204, and the supporting rod 207 is further changed into a vertical shape from an inclined shape to jack up the top plate 3 upwards, so that the positioning adjustment of the installation height of the anti-air-conditioning ventilating duct is realized.

When needing fixed people's air defense ventilation duct, start second motor 503, second motor 503 drives screw rod 502 and rotates, and screw rod 502 drives screw thread piece 504 downwardly moving, and screw thread piece 504 passes through connecting rod 506 and drives splint 505 and overturn to people's air defense ventilation duct, and cooperation supporting shoe 6 is fixed people's air defense ventilation duct, prevents to remove the location installation that influences people's air defense ventilation duct in the installation.

The control mode of the utility model is controlled by the controller, the control circuit of the controller can be realized by simple programming by a person skilled in the art, the supply of power also belongs to common knowledge in the art, and the utility model is mainly used for protecting the mechanical device, so the utility model does not explain the control mode and circuit connection in detail.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a positioning mechanism is used in civil air defense engineering ventilation equipment installation, includes end storehouse (1), its characterized in that: the lifting assembly (2) is arranged in the bottom bin (1), the top plate (3) is arranged on the lifting assembly (2), four universal wheels (4) are fixed on the bottom surface of the bottom bin (1), a fixing assembly (5) for fixing a ventilating duct is arranged on the top plate (3), and a supporting block (6) is fixed on the top surface of the top plate (3);

lifting assembly (2) are including four rotations connection lead screw (201) that just are equidistant distribution around between the inner wall of the left and right sides of end storehouse (1), the right side of end storehouse (1) is fixed with output shaft and front side lead screw (201) right-hand member looks fixed first motor (202), on the periphery wall of lead screw (201) and be close to the left end all be fixed with gear (203), two adjacent around gear (203) intermesh, set up four spout (204) that are equidistant distribution around being on the interior diapire of end storehouse (1), four all sliding connection has slider (205) in spout (204), four on the periphery wall of lead screw (201) equal screwed connection has screwed ring (206), four screwed ring (206) are fixed with four respectively, the top surface of screwed ring (206) articulates has top and articulates bracing piece (207) in roof (3) bottom surface.

2. The positioning mechanism for installing civil air defense engineering ventilating equipment according to claim 1, wherein: the shape of the bottom bin (1) is a cuboid with hollow inside and missing top surface, four universal wheels (4) are respectively close to four corners of the bottom surface of the bottom bin (1), and the universal wheels (4) are industrial casters with foot brakes.

3. The positioning mechanism for installing civil air defense engineering ventilating equipment according to claim 1, wherein: the screw rod (201) is rotationally connected with the bottom bin (1) through a bearing, four threaded rings (206) are respectively close to the left side and the right side of the bottom bin (1) from front to back in sequence, the top ends of the support rods (207) on the left threaded rings (206) are hinged to the bottom surface of the top plate (3) and close to the right side, and the top ends of the support rods (207) on the right threaded rings (206) are hinged to the bottom surface of the top plate (3) and close to the left side.

4. The positioning mechanism for installing civil air defense engineering ventilating equipment according to claim 1, wherein: the four sliding grooves (204) are respectively positioned right below the four screw rods (201), and the bottom surface area of the top plate (3) is larger than the top surface area of the bottom bin (1).

5. The positioning mechanism for installing civil air defense engineering ventilating equipment according to claim 1, wherein: the fixed subassembly (5) is including fixing two extension boards (501) that are relative around roof (3) top surface and are, the top surface of roof (3) just is located and rotates between two extension boards (501) and be connected with screw rod (502), the bottom surface of roof (3) is fixed with output shaft and fixes second motor (503) in screw rod (502) bottom, threaded connection has screw block (504) on the periphery wall of screw rod (502), two all articulates on the opposite side of extension board (501) has splint (505), two all articulates on the opposite side of splint (505) has connecting rod (506) of one end articulated on screw block (504) lateral wall.

6. The positioning mechanism for installing civil air defense engineering ventilating equipment according to claim 5, wherein: the screw rod (502) is rotationally connected with the top plate (3) through a bearing, a limiting plate is fixed at the top end of the screw rod (502), and a threaded hole which is used for the screw rod (502) to vertically penetrate through and is matched with the screw rod is formed in the top surface of the threaded block (504).

7. The positioning mechanism for installing civil air defense engineering ventilating equipment according to claim 5, wherein: clamping blocks are fixed on one opposite sides of the two clamping plates (505), rubber pads are fixed on one side of the clamping blocks, which faces the supporting blocks (6), and arc-shaped grooves are formed in the top surfaces of the supporting blocks (6).