CN219397257U

CN219397257U - Floating ball display device for monitoring breathing of operator in limited space

Info

Publication number: CN219397257U
Application number: CN202320363621.0U
Authority: CN
Inventors: 孙传龙; 胡轲; 张玉双; 于凯
Original assignee: Huapu Tianjin Engineering Co ltd
Current assignee: Huapu Tianjin Engineering Co ltd
Priority date: 2023-03-02
Filing date: 2023-03-02
Publication date: 2023-07-25
Anticipated expiration: 2033-03-02

Abstract

The utility model discloses a floating ball display device for monitoring the respiration of a limited space operator, which comprises: a main breathing tube, a breathing mask arranged at one end of the main breathing tube, and an air inlet assembly arranged at the other end of the main breathing tube; the three-way pipe is arranged in the middle of the main breathing pipe, the vertical section of the three-way pipe is connected with a secondary breathing pipe, and the secondary breathing pipe is communicated with the main breathing pipe; the device also comprises a floating ball display mechanism arranged at the end part of the secondary respiratory tube far away from the three-way pipe. According to the utility model, the breathing change amplitude of the operator can be amplified and displayed through the floating ball display mechanism, so that the breathing condition of the operator in the limited area can be effectively monitored by an external operator, the condition can be found in time, the operator can be rescued, and the further expansion of the accident can be avoided.

Description

Floating ball display device for monitoring breathing of operator in limited space

Technical Field

The utility model relates to the technical field of safety supervision of limited space, in particular to a floating ball display device for monitoring breathing of operators in limited space.

Background

The limited space refers to closed and semi-closed facilities and places (cabins, underground hidden projects, closed containers, long-term unused facilities or places with unsmooth ventilation, and the like) such as tunnels, sewers, ditches, pits, wells, ponds, culverts, valves, sewage treatment facilities and the like in various equipment interiors (furnaces, kettles, tanks, tank trucks, pipelines, flues and the like) of factories and cities (including factories), and in summary, all the equipment, facilities and places with poor ventilation and easy accumulation of toxic and harmful gases and oxygen deficiency are called limited spaces (spaces with limited operations), and the operations in the limited spaces are called limited space operations. The limited space operation relates to the field wide, trade many, and the operational environment is complicated, and dangerous harmful factor is many, because of the environment complicacy, very easily leads to personnel to suffocate, need wear long tubular forced air supply breathing mask, and this mode adopts air feed system to be equipped with the barometric flowmeter, can real-time supervision personnel breathe the air feed pressure condition, avoids pressure inadequacy or does not have the pressure to cause the injury of suffocating to the operating personnel in limited region. However, the traditional barometer can only monitor the air pressure condition of the air supply, but cannot effectively monitor the breathing condition of operators in a limited area, so that the abnormal condition of the operators is difficult to discover in time.

Disclosure of Invention

The utility model aims to provide the floating ball display device for monitoring the breathing of the operators in the restricted space, and the device can amplify and display the breathing variation amplitude of the operators through the floating ball display mechanism, so that the operators outside can effectively monitor the breathing condition of the operators inside the restricted area, thereby timely finding out the condition, rescuing the operators and avoiding further expansion of accidents.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the floater display device that control restricted space operation personnel breathe includes: the breathing mask comprises a main breathing tube, a breathing mask arranged at one end of the main breathing tube and an air inlet component arranged at the other end of the main breathing tube, wherein when a worker uses the mask, the air inlet component supplies oxygen for the breathing mask; the three-way pipe is arranged in the middle of the main breathing pipe, and the vertical section of the three-way pipe is connected with a secondary breathing pipe communicated with the main breathing pipe; the breathing mask is characterized by further comprising a floating ball display mechanism which is arranged at the end part of the secondary breathing tube far away from the three-way pipe and used for displaying the breathing change intensity of operators when the operators wear the breathing mask to operate.

Preferably, the floating ball display mechanism comprises a mounting sleeve, a floating ball body arranged in the mounting sleeve, a sealing ring fixed on the outer wall of the floating ball body and two independent cavities which are distributed up and down, wherein the floating ball body can float up and down in the mounting sleeve; the breathing mask is characterized by further comprising an access opening formed in the bottom end of the mounting sleeve, the access opening is connected with a connecting piece arranged at the end part of the secondary breathing tube, and when a worker wears the breathing mask to work, the pressure of the lower cavity of the mounting sleeve correspondingly changes; the pressure valve is arranged at the top end of the mounting sleeve and used for adjusting the pressure of the upper cavity of the mounting sleeve.

Preferably, the inside of the installation sleeve is also provided with a speed sensor and an alarm lamp arranged outside the installation sleeve for prompting the breathing condition of operators in the limited area.

Preferably, the installation sleeve is also provided with an observation window assembly for observing the floating condition of the floating ball body in the installation sleeve; the observation window assembly comprises a through groove formed in the side wall of the installation sleeve and an observation window body arranged in the through groove.

Preferably, the observation window body is further provided with a graduated scale for quantifying the floating amplitude of the floating ball body.

Preferably, the air inlet assembly comprises a mounting plate and an oxygen tank which is arranged on the mounting plate and communicated with the main breathing tube; the air compressor unit is arranged on the mounting plate and used for controlling the oxygen release pressure of the oxygen tank.

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

according to the utility model, the breathing change amplitude of the operator can be amplified and displayed through the floating ball display mechanism, so that the breathing condition of the operator in the limited area can be effectively monitored by an external operator, and when an accident occurs, the operator can not breathe spontaneously, the condition can be found timely, and the operator can be rescued timely, thereby further expanding the accident is avoided.

Drawings

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

FIG. 2 is a schematic perspective view of the structure of FIG. 1;

FIG. 3 is a schematic rear view of the structure of FIG. 1;

FIG. 4 is a schematic view of a floating ball display mechanism partially disassembled;

FIG. 5 is an enlarged schematic view of the floating ball display mechanism;

fig. 6 is a schematic structural diagram of the usage state of fig. 1.

In the figure: 1. an oxygen tank; 2. a main breathing tube; 3. a respiratory mask; 4. a secondary respiratory tube; 5. a mounting sleeve; 6. a pressure valve; 7. a three-way pipe; 8. an air compressor unit; 9. a connecting piece; 10. an observation window body; 11. a graduated scale; 12. a floating ball body; 13. an access port; 14. zero scale; 15. a mounting plate; 16. a seal ring; 17. an alarm lamp;

A. a restricted area; B. and (5) operating the platform.

Detailed Description

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 6, the present utility model preferably provides the following technical solutions: the floater display device that control restricted space operation personnel breathe includes: a main breathing tube 2, a breathing mask 3 arranged at one end of the main breathing tube 2, and an air intake assembly arranged at the other end of the main breathing tube 2, wherein the air intake assembly supplies oxygen to the breathing mask 3 when a worker uses the mask; the breathing tube also comprises a three-way tube 7 arranged in the middle of the main breathing tube 2, and the vertical section of the three-way tube 7 is connected with a secondary breathing tube 4 communicated with the main breathing tube 2; the breathing mask is characterized by further comprising a floating ball display mechanism which is arranged at the end part of the secondary breathing tube 4 far away from the three-way tube 7 and is used for displaying the breathing variation intensity of operators when the operators wear the breathing mask 3 to operate.

As shown in fig. 1-3, the breathing mask 3 is worn by the head of the operator through the air inlet assemblies and the breathing mask 3 respectively arranged at the two ends of the main breathing tube 2, so that the operator can enter the operation platform B in the limited area A, and when the operation is performed, the working state is as shown in fig. 6, the air inlet assemblies can supply oxygen for the operator, and at the moment, the breathing variation amplitude of the operator can be amplified through the floating ball display mechanism arranged on the main breathing tube 2, so that the breathing condition of the operator in the limited area A can be monitored by the external operator in real time;

this design, through the floater display mechanism that sets up, can enlarge the demonstration to the breathing variation range of operation personnel to make outside personnel can the inside operation personnel's of effectual control restricted area A breathing condition, when unexpected condition appears, operation personnel can not independently breathe, can in time discover the condition, and timely rescue personnel, thereby avoid the further expansion of accident.

Further, the floating ball display mechanism comprises a mounting sleeve 5, a floating ball body 12 arranged in the mounting sleeve 5, the floating ball body 12 can float up and down in the mounting sleeve 5, and a sealing ring 16 fixed on the outer wall of the floating ball body 12 for dividing the mounting sleeve 5 into two independent cavities which are distributed up and down; the breathing mask is characterized by further comprising an access port 13 arranged at the bottom end of the mounting sleeve 5, wherein the access port 13 is connected with a connecting piece 9 arranged at the end part of the secondary breathing tube 4, and when a worker wears the breathing mask 3 to work, the pressure of the lower cavity of the mounting sleeve 5 correspondingly changes; the pressure valve 6 is arranged at the top end of the mounting sleeve 5 and is used for adjusting the pressure of the upper cavity of the mounting sleeve 5.

In this embodiment, the initial position of the floating ball body 12 is placed in the middle of the installation sleeve 5, as shown in the state of fig. 4, when the breathing condition of the operator in the limited area a needs to be observed through the pressure valve 6 arranged at the top of the installation sleeve 5 and the secondary breathing tube 4 communicated with the bottom of the installation sleeve 5, before the use begins, the air inlet assembly and the pressure valve 6 are adjusted, so that the floating ball body 12 is placed in the middle of the installation sleeve 5, namely, the pressure of the upper cavity and the lower cavity of the installation sleeve 5 is balanced;

normally; when the worker wears the breathing mask 3 to breathe, the pressure in the main breathing tube 2 and the secondary breathing tube 4 can be changed with the breathing air pressure to be larger or smaller, so that the floating ball body 12 floats up and down on the central line of the mounting sleeve 5;

in abnormal situations; when the operator is unstable, the floating frequency and amplitude of the floating ball body 12 are too small, so that the outside operator is prompted to pay attention to the condition of the operator so as to prevent accidents; even more serious, namely when the worker cannot breathe spontaneously, the floating ball body 12 stops floating;

according to the design, the floating condition of the floating ball body 12 is observed, so that the breathing condition of the operators in the limited space is effectively monitored, and accidents are avoided.

As the implementation mode of intelligent control warning, the inside of installation cover 5 still is provided with speed sensor to and set up at the outside warning light 17 of installation cover 5, when floater body 12 stopped, speed sensor did not sense the functioning speed of floater body 12, can give the inside singlechip of installation cover 5 with information transfer, and singlechip control warning light 17 twinkle, and suggestion restricted area A inside operation personnel takes place the accident promptly, thereby reminds outside personnel to take measures in time.

Further, an observation window assembly is further arranged on the installation sleeve 5 and used for observing the floating condition of the floating ball body 12 in the installation sleeve 5; the observation window assembly comprises a through groove formed in the side wall of the installation sleeve 5, and an observation window body 10 arranged in the through groove.

In this example, as shown in fig. 5, the observation window body 10 is made of a transparent material, so that the floating state of the floating ball body 12 can be observed.

Further, the observation window body 10 is further provided with a graduated scale 11 for quantifying the floating amplitude of the floating ball body 12.

As shown in fig. 4 and 5, the middle part of the scale 11 is provided with a zero scale 14 for displaying the initial value of the scale 11, the scales 11 are distributed symmetrically up and down, the upper part is positive, the lower part is negative, in this embodiment, the initial position of the floating ball body 12 is located at the zero scale 14 position, so that the change amplitude of the floating ball body 12 is quantized by observing the position of the floating ball body 12 pointing to the scale 11, and the observation of external personnel is further facilitated.

Further, the air intake assembly comprises a mounting plate 15, and an oxygen tank 1 arranged on the mounting plate 15 and communicated with the main breathing tube 2; also included is an air compressor package 8 mounted on a mounting plate 15 for providing an output pressure to the oxygen tank 1, as shown in FIG. 1.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The detachable mounting mode is various, for example, the detachable mounting mode can be matched with the buckle through plugging, for example, the detachable mounting mode can be realized through a bolt connection mode, and the like.

The conception, specific structure, and technical effects produced by the present utility model are clearly and completely described above in connection with the embodiments and the drawings so as to fully understand the objects, features, and effects of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present utility model based on the embodiments of the present utility model. In addition, all coupling/connection relationships mentioned herein do not refer to direct connection of the components, but rather, refer to the fact that a more optimal coupling structure may be formed by adding or subtracting coupling aids depending on the particular implementation.

The foregoing embodiments are provided for further explanation of the present utility model and are not to be construed as limiting the scope of the present utility model, and some insubstantial modifications and variations of the present utility model, which are within the scope of the utility model, will be suggested to those skilled in the art in light of the foregoing teachings.

Claims

1. The utility model provides a control floater display device that restricted space operation personnel breathed which characterized in that includes:

the breathing mask comprises a main breathing tube (2), a breathing mask (3) arranged at one end of the main breathing tube (2) and an air inlet component arranged at the other end of the main breathing tube (2), wherein when a worker uses the mask, the air inlet component supplies oxygen for the breathing mask (3);

the breathing tube also comprises a three-way tube (7) arranged in the middle of the main breathing tube (2), and a vertical section of the three-way tube (7) is connected with a secondary breathing tube (4) communicated with the main breathing tube (2);

the breathing mask is characterized by further comprising a floating ball display mechanism which is arranged at the end part of the secondary breathing tube (4) far away from the three-way tube (7), and the floating ball display mechanism is used for displaying the breathing change intensity of the worker when the worker wears the breathing mask (3) to work.

2. The floating ball display device for monitoring the respiration of a confined space worker according to claim 1, wherein: the floating ball display mechanism comprises a mounting sleeve (5), a floating ball body (12) arranged in the mounting sleeve (5), a sealing ring (16) fixed on the outer wall of the floating ball body (12) and two independent cavities used for dividing the mounting sleeve (5) into upper and lower parts, wherein the floating ball body (12) can float up and down in the mounting sleeve (5);

the breathing mask is characterized by further comprising an access port (13) formed in the bottom end of the mounting sleeve (5), wherein the access port (13) is connected with a connecting piece (9) arranged at the end part of the secondary breathing tube (4), and when a worker wears the breathing mask (3) to work, the pressure of the lower cavity of the mounting sleeve (5) changes correspondingly;

the pressure valve (6) is arranged at the top end of the mounting sleeve (5) and is used for adjusting the pressure of the upper cavity of the mounting sleeve (5).

3. The floating ball display device for monitoring the respiration of a confined space worker according to claim 2, wherein: the inside of the installation sleeve (5) is also provided with a speed sensor and an alarm lamp (17) arranged outside the installation sleeve (5) for prompting the breathing condition of operators in the limited area (A).

4. The floating ball display device for monitoring the respiration of a confined space worker according to claim 2, wherein: the mounting sleeve (5) is also provided with an observation window assembly for observing the floating condition of the floating ball body (12) in the mounting sleeve (5);

the observation window assembly comprises a through groove formed in the side wall of the installation sleeve (5), and an observation window body (10) arranged in the through groove.

5. The floating ball display device for monitoring the respiration of a confined space worker according to claim 4, wherein: the observation window body (10) is also provided with a graduated scale (11) for quantifying the floating amplitude of the floating ball body (12).

6. The floating ball display device for monitoring the respiration of a confined space worker according to claim 1, wherein: the air inlet assembly comprises a mounting plate (15) and an oxygen tank (1) which is arranged on the mounting plate (15) and is communicated with the main breathing tube (2);

the air compressor unit (8) is arranged on the mounting plate (15).