CN215520941U

CN215520941U - Ventilation closed sleeve for civil air defense engineering

Info

Publication number: CN215520941U
Application number: CN202120971325.XU
Authority: CN
Inventors: 穴洪臣
Original assignee: Mianyang Baotai Civil Air Defense Equipment Co ltd
Current assignee: Mianyang Baotai Civil Air Defense Equipment Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2022-01-14
Anticipated expiration: 2031-05-08

Abstract

The utility model belongs to the technical field of ventilation pipes, and discloses a ventilation closed sleeve for civil air defense engineering, which comprises a first sleeve pipe wall, wherein the right side of the first sleeve pipe wall is provided with a second sleeve pipe wall, the right side surface of the first sleeve pipe wall is provided with a first T-shaped groove, the upper end of the first T-shaped groove is provided with a butting block, the left side surface of the butting block is fixedly connected with a threaded sleeve ring, the right side inner surface of the first sleeve pipe wall is rotatably provided with a threaded rod, the threaded rod is in threaded connection with the surface of the threaded sleeve ring, the bottom surface of the threaded rod is fixedly connected with a rotating head, a filter plate is arranged at the position of a ventilation opening, a filter screen is arranged in the filter plate, dust entrained in air can be effectively filtered, the influence on the performance of a fan is reduced, the cleanliness of the inner air is increased, then a spring buckle is utilized, and the sleeve pipe can be quickly installed, then the spring is sunk by the abutting block, so that the sleeve can be separated, and the mounting and the dismounting are convenient.

Description

Ventilation closed sleeve for civil air defense engineering

Technical Field

The utility model belongs to the technical field of ventilation pipelines, and particularly relates to a ventilation closed sleeve for civil air defense engineering.

Background

The air duct is a metal or composite duct for ventilation and air-conditioning engineering of industrial and civil buildings, and is a municipal infrastructure for circulating air and reducing the concentration of harmful gas, the plate, section bar and other main finished product materials used for manufacturing and installing the air duct in the air duct are in accordance with the regulations of the national current standard of design and related products, and the air duct is proved to be qualified by factory inspection, the materials are accepted according to the national current related standard when entering the field, the application field of the air duct is wide, and the air duct for civil air-defense engineering is more and more commonly used.

Inside circulation of air of people's air defense safety engineering is an important work, and present ventilation equipment generally all adopts the fan to directly induce wind to come in, can smuggle the dust secretly in the outside air, can cause the influence to the performance of fan after long-term, and the cleanliness factor that also can cause inside air is not high moreover, and the installation of most ventilation pipes all utilizes fixed bolt and nut to install, and it is all relatively inconvenient to install or dismantle.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problems proposed above, a ventilation closed sleeve for civil air defense engineering is provided.

The technical scheme adopted by the utility model is as follows: the utility model provides a ventilation seal sleeve pipe for civil air defense engineering, includes first cover pipe wall, the second cover pipe wall is installed on the right side of first cover pipe wall, the right side surface of first cover pipe wall is provided with first T type groove, the upper end in first T type groove is provided with supports the piece, support the left side fixed surface of piece and be connected with the screw thread lantern ring, the inside surface rotation in right side of first cover pipe wall installs the threaded rod, and threaded rod carries out threaded connection with the surface of the screw thread lantern ring, the bottom fixed surface of threaded rod is connected with the swivel head, the left side surface of second cover pipe wall is provided with second T type groove, the inside upper end fixed surface in second T type groove is connected with the fixed block, the upper end fixed surface of fixed block is connected with spring one end, the other end fixedly connected with fixture block of spring.

In a preferred embodiment, the inner right side surface of the first casing wall is fixedly provided with a left half of the sealing ring groove, and the inner left side surface of the second casing wall is fixedly provided with a right half of the sealing ring groove.

In a preferred embodiment, a clamping groove is formed in the surface of the inner side edge of the second sleeve wall, a hinge frame is fixedly mounted on the surface of the inner right side of the clamping groove, and a rotating hinge is rotatably connected to the inner surface of the hinge frame.

In a preferred embodiment, a filter plate is fixedly connected to the bottom of the rotating hinge, and a filter screen is arranged inside the filter plate.

In a preferred embodiment, the surface of the bottom end of the left inner side of the filter plate is fixedly provided with a small iron block, the surface of the bottom of the filter plate is fixedly connected with a sealing rubber ring, the right side of the filter plate is provided with a stop block, and the bottom of the stop block is fixedly arranged on the upper end surface of the bottom inner side of the second sleeve wall.

In a preferred embodiment, a magnet is fixedly mounted on the left side surface of the upper end of the slot.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

1. in the utility model, the sealing sleeve is installed, the first sleeve wall and the second sleeve wall can be directly connected, the upper end surface of the left side of the second sleeve wall is provided with a second T-shaped groove, the upper end surface inside the second T-shaped groove is fixedly connected with a fixing block, the upper end surface of the fixing block is fixedly connected with a spring, and the clamping block can be directly clamped inside the first T-shaped groove arranged at the upper end of the first sleeve wall by utilizing the flexibility of the spring, so that the first sleeve wall and the second sleeve wall can be fixedly connected, the installation is more convenient, in addition, a threaded rod is rotatably installed inside the first sleeve wall, the rotating head is rotated by utilizing the rotating head on the upper end surface of the threaded rod, then the threaded sleeve ring can be driven to move by utilizing the threads on the surface of the threaded rod, and when the threaded sleeve ring moves upwards, the threaded sleeve ring can drive the abutting block to move upwards, the fixture block just can block into the inside more deepened place in first T type groove like this, can block tighter when the installation like this, guarantee when ventilating, can not leak gas, then the antiport rotor head, the screw post can take the screw sleeve ring downstream at this time, the motion that utilizes to support the piece can give the fixture block and support out, the upper end surface when supporting the piece is surpassing the upper end in first T type groove, just so can give two casing walls and separate out, whole ventilation sealed sheathed tube installation and dismantlement are all more simple and convenient.

2. According to the utility model, the upper end of the second sleeve wall is provided with the clamping groove, the right side inside the clamping groove is fixedly connected with the hinge frame, then the rotating hinge is utilized to drive the filter plate to rotate, the filter screen is arranged inside the filter plate, external sand stones can be effectively prevented from entering during ventilation, an internal user is protected, the upper end surface of the clamping groove is also provided with the magnet, the surface of the inner side edge of the filter plate is provided with the small iron block, the filter plate can be sucked into the clamping groove to be collected by utilizing the suction force generated by the magnet, the inconvenience of the filter plate on installation work can be prevented when the filter plate is installed, the bottom of the filter plate is provided with the sealing rubber ring, the filter plate and the sleeve wall can be tightly attached, and the external gas can be prevented from entering from gaps.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the structure of the installation fastening of the present invention;

FIG. 3 is a schematic view of the filter plate mounting arrangement of the present invention;

fig. 4 is a schematic view of the structure of the bottom of the filter plate of the present invention.

The labels in the figure are: 1-a first sleeve wall, 2-a second sleeve wall, 3-a first T-shaped groove, 4-a resisting block, 5-a threaded rod, 6-a threaded sleeve ring, 7-a rotating head, 8-a sealing ring groove, 9-a second T-shaped groove, 10-a fixing block, 11-a spring, 12-a clamping block, 13-a hinge frame, 14-a fixing hinge, 15-a filter plate, 16-a filter screen, 17-a clamping groove, 18-a magnet, 19-a stopping block, 20-a small iron block and 21-a sealing rubber pad.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a ventilation closed casing for civil air defense engineering, comprising a first casing wall 1, a second casing wall 2 is arranged on the right side of the first casing wall 1, a first T-shaped groove 3 is arranged on the right side surface of the first casing wall 1, a resisting block 4 is arranged at the upper end of the first T-shaped groove 3, a threaded sleeve 6 is fixedly connected with the left side surface of the resisting block 4, a threaded rod 5 is rotatably arranged on the right side inner surface of the first casing wall 1, the threaded rod 5 is in threaded connection with the surface of the threaded sleeve 6, a rotating head 7 is fixedly connected with the bottom surface of the threaded rod 5, the rotating head 7 is rotated, then the thread on the surface of the threaded rod 5 is utilized to drive the threaded sleeve 6 to move, when the threaded sleeve 6 moves upwards, the threaded sleeve 6 can drive the resisting block 4 to move upwards, so that a clamping block 12 can be clamped into a deeper position inside the first T-shaped groove, therefore, the clamping can be tighter during installation, air leakage is avoided during ventilation, then the rotating head 7 is rotated reversely, the threaded column 5 can drive the threaded sleeve ring 6 to move downwards at this time, the clamping block 12 can be pushed out by utilizing the movement of the pushing block 4, when the upper end surface of the pushing block 12 exceeds the upper end of the first T-shaped groove 3, two sleeve walls can be separated, the whole ventilation closed sleeve is simple and convenient to install and disassemble, the left side surface of the second sleeve wall 2 is provided with the second T-shaped groove 9, the upper end surface inside the second T-shaped groove 9 is fixedly connected with the fixing block 10, the upper end surface of the fixing block 10 is fixedly connected with one end of the spring 11, the other end of the spring 11 is fixedly connected with the clamping block 12, and by utilizing the flexibility of the spring 11, the clamping block 12 can be directly clamped inside the first T-shaped groove arranged at the upper end of the first sleeve wall 1, the first sleeve wall 1 and the second sleeve wall 2 can be fixedly connected, the installation is convenient, the left half side of a sealing ring groove 8 is fixedly arranged on the inner right side surface of the first sleeve wall 1, the right half side of the sealing ring groove 8 is fixedly arranged on the inner left side surface of the second sleeve wall 2, a clamping groove 17 is arranged on the inner side surface of the second sleeve wall 2, a hinge frame 13 is fixedly arranged on the inner right side surface of the clamping groove 17, a rotating hinge 14 is rotatably connected on the inner surface of the hinge frame 13, a filter plate 15 is fixedly connected at the bottom of the rotating hinge 14, a filter screen 16 is arranged inside the filter plate 15, the hinge frame 13 is fixedly connected on the inner right side of the clamping groove 17, then the rotating hinge 14 is utilized to drive the filter plate 15 to rotate, the filter screen 16 is arranged inside the filter plate 15, and when ventilation is performed, outside sand can be effectively prevented from entering, protect inside user, the inside left side bottom fixed surface of filter 15 installs little iron plate 20, inside side surface at filter 15 is provided with little iron plate 20, the suction that utilizes magnet to produce, can give filter 15 and attract to draw-in groove 17 inside and collect, when the installation, also can prevent the inconvenience that filter 15 produced to the installation, 15 bottom fixed surface of filter is connected with sealing rubber circle 21, the bottom of filter 15 is provided with sealing rubber circle 21, can make filter 15 and the sleeve wall closely laminate, prevent that external gas from getting into from the gap, 15 right sides of filter are provided with dog 19, and the bottom fixed mounting of dog 19 is on the inside bottom upper end surface of second sleeve wall 2, the upper end left side fixed surface of draw-in groove 17 installs magnet 18.

The working principle is as follows: when the sealing sleeve is installed, the first sleeve wall 1 and the second sleeve wall 2 can be directly connected, the upper end surface of the left side of the second sleeve wall 2 is provided with a second T-shaped groove 9, the upper end surface inside the second T-shaped groove 9 is fixedly connected with a fixing block 10, the upper end surface of the fixing block 10 is fixedly connected with a spring 11, the clamping block 12 can be directly clamped inside the first T-shaped groove at the upper end of the first sleeve wall 1 by utilizing the flexibility of the spring 11, so that the first sleeve wall 1 and the second sleeve wall 2 can be fixedly connected, the installation is convenient, the threaded rod 5 is rotatably installed inside the first sleeve wall 1, the rotating head 7 on the upper end surface of the threaded rod 5 is utilized to rotate the rotating head 7, then the threads on the surface of the threaded rod 5 can drive the threaded sleeve 6 to move, when the threaded sleeve 6 moves upwards, the threaded sleeve 6 can drive the abutting block 4 to move upwards, so that the clamping block 12 can be clamped into a deeper position in the first T-shaped groove, the clamping can be tighter during installation, air leakage is avoided during ventilation, then the rotating head 7 is rotated reversely, at this time, the threaded column 5 can drive the threaded sleeve 6 to move downwards, the clamping block 12 can be abutted out by utilizing the movement of the abutting block 4, when the upper end surface of the abutting block 12 exceeds the upper end of the first T-shaped groove 3, two sleeve walls can be separated, the whole ventilation closed sleeve is simple and convenient to install and disassemble, the clamping groove 17 is formed in the upper end of the second sleeve wall 2, the hinge frame 13 is fixedly connected to the right side in the clamping groove 17, then the rotating hinge 14 can be used for driving the filter plate 15 to rotate, the filter screen 16 is arranged inside the filter plate 15, during ventilation, can block the entering of external grit effectively, protect inside user, still install magnet 18 at draw-in groove 17 upper end surface, and be provided with little iron plate 20 on the inside side surface of filter 15, utilize the suction that magnet produced, can give filter 15 actuation to draw-in groove 17 inside collection, when the installation, also can prevent the inconvenience that filter 15 produced installation work, the bottom of filter 15 is provided with sealing rubber circle 21, can make filter 15 and casing wall closely laminate, prevent that external gas from getting into in the gap, guarantee whole airtight sheathed tube leakproofness and the characteristic of being convenient for the installation.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a civil air defense engineering is with airtight sleeve pipe of ventilating, includes first sleeve pipe wall (1), its characterized in that: the right side of the first sleeve wall (1) is provided with a second sleeve wall (2), the right side surface of the first sleeve wall (1) is provided with a first T-shaped groove (3), the upper end of the first T-shaped groove (3) is provided with a support block (4), the left side surface of the support block (4) is fixedly connected with a threaded sleeve ring (6), the right side inner surface of the first sleeve wall (1) is rotatably provided with a threaded rod (5), the threaded rod (5) is in threaded connection with the surface of the threaded sleeve ring (6), the bottom surface of the threaded rod (5) is fixedly connected with a rotating head (7), the left side surface of the second sleeve wall (2) is provided with a second T-shaped groove (9), the inner upper end surface of the second T-shaped groove (9) is fixedly connected with a fixed block (10), and the upper end surface of the fixed block (10) is fixedly connected with one end of a spring (11), the other end of the spring (11) is fixedly connected with a clamping block (12).

2. The ventilation closed sleeve for civil air defense engineering as claimed in claim 1, wherein: the inside right side fixed surface of first cover pipe wall (1) installs sealing ring groove (8) left half side, the inside left side fixed surface of second cover pipe wall (2) installs sealing ring groove (8) right half side.

3. The ventilation closed sleeve for civil air defense engineering as claimed in claim 1, wherein: the novel double-layer pipe is characterized in that a clamping groove (17) is formed in the surface of the inner side edge of the second sleeve wall (2), a hinge frame (13) is fixedly installed on the surface of the inner right side of the clamping groove (17), and a rotating hinge (14) is rotatably connected to the inner surface of the hinge frame (13).

4. The ventilation closed sleeve for civil air defense engineering as claimed in claim 3, wherein: the bottom of the rotating hinge (14) is fixedly connected with a filter plate (15), and a filter screen (16) is arranged inside the filter plate (15).

5. The ventilation closed sleeve for civil air defense engineering as claimed in claim 4, wherein: the inside left side bottom fixed surface of filter (15) installs little iron plate (20), filter (15) bottom fixed surface is connected with sealing rubber circle (21), filter (15) right side is provided with dog (19), and the bottom fixed mounting of dog (19) is at the inside bottom upper end surface of second sleeve wall (2).

6. The ventilation closed sleeve for civil air defense engineering as claimed in claim 3, wherein: and a magnet (18) is fixedly arranged on the surface of the left side of the upper end of the clamping groove (17).