CN219721572U

CN219721572U - Breathing machine filter equipment

Info

Publication number: CN219721572U
Application number: CN202223252381.1U
Authority: CN
Inventors: 孙晨轩
Original assignee: Beining Medical Instruments Nanjing Co ltd
Current assignee: Beining Medical Instruments Nanjing Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-09-22
Anticipated expiration: 2032-12-06

Abstract

The utility model belongs to the technical field of breathing machine filtration, in particular to a breathing machine filtration device which comprises a shell, wherein the upper end of the shell is connected with a top cover, a fixed plate is connected to the middle position of the top cover, the bottom of the fixed plate is connected with an air inlet pipe which is positioned in the top cover, a filtration mechanism is arranged in the shell, the bottom of the filtration mechanism is connected with an inserting block, and the outer part of the inserting block is connected with a connecting seat which is positioned on the inner surface wall of the shell. The utility model can achieve the aim of enhancing the connection firmness between the pipeline and the connecting block and preventing the problem of low utilization rate caused by leakage of waste gas due to weak connection by arranging the connecting structure, in addition, the utility model can also rapidly complete the disassembly of the pipeline and the filtering device, solve the problem of difficult disassembly caused by careless sliding wire due to the use of screw thread screwing connection, and can change the interval between the connecting block and the fixed plate and the orientation of the connecting block by using the deformation of the corrugated pipe so as to match different actual use conditions.

Description

Breathing machine filter equipment

Technical Field

The utility model relates to the technical field of breathing machine filtration, in particular to a breathing machine filtration device.

Background

In the clinical field, a ventilator is a medical device for preventing and treating respiratory failure, saving and prolonging the life of a patient, and a filtering device of the ventilator is a filtering device which is installed on the ventilator, filters exhaust gas generated by the ventilator, and enables the exhaust gas to be fresh air for reuse.

The prior art has the following problems:

1. at present, the existing filtering device is generally assembled and disassembled with a breathing pipeline in a threaded screwing mode, but sliding wires are easy to misplace due to threaded screwing, so that unstable connection and leakage of waste gas are caused, the waste gas utilization rate is low, and the disassembly is difficult due to careless sliding wires;

2. at present, the existing filtering device adopts to completely separate the top cover from the shell, but after the filtering mechanism is replaced, the air inlet pipe is required to be in butt joint with the filtering mechanism, so that the operation is complex, the installation efficiency is low, and the practicability is reduced.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a breathing machine filtering device, which solves the problems that the existing breathing machine filtering device is generally assembled and disassembled with a breathing pipeline by adopting a screw thread screwing mode, the screw thread screwing is easy to cause slip dislocation, unstable connection and leakage of waste gas are caused, a top cover is completely separated from a shell, an air inlet pipe is required to be in butt joint with a filtering mechanism after the filtering mechanism is replaced, and the operation is complex and the installation efficiency is low.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a breathing machine filter equipment, includes the shell, the upper end of shell is connected with the top cap, top intermediate position department of top cap is connected with the fixed plate, the bottom of fixed plate just is located the internal connection of top cap and has the intake pipe, the internally mounted of shell has filtering mechanism, filtering mechanism's bottom is connected with the inserted block, the outside of inserted block just is located the interior table wall of shell and is connected with the connecting seat, the upper end of fixed plate is equipped with connection structure, the exterior wall of shell and top cap is connected with upper junction plate and lower connecting plate respectively, the exterior wall of shell just is located the lower extreme of lower connecting plate and is connected with the backup pad, the upper end of backup pad is equipped with elastic connection structure, be equipped with fastening structure between upper junction plate and the lower connecting plate.

As a preferable technical scheme of the utility model, the connecting structure comprises a corrugated pipe fixedly connected to the top of the fixed plate, the free end of the corrugated pipe is connected with a connecting block, the inner side wall of a pipe groove formed in the connecting block is provided with a caulking groove, the inside of the caulking groove is connected with a pressure spring, the free end of the pressure spring is connected with a clamping block, the side wall of the clamping block is connected with a first connecting rod at two sides of the pressure spring, and the other end of the first connecting rod is connected with a pulling plate.

As a preferable technical scheme of the utility model, the elastic connecting structure comprises a fixed column fixedly connected to the top of the supporting plate, a column groove is formed in the fixed column, a spring is connected to the inside of the column groove, a movable column is connected to the free end of the spring, and the other end of the movable column is connected with the bottom of the upper connecting plate.

As a preferable technical scheme of the utility model, the elastic connecting structure further comprises a fixed groove formed in the front surface walls of the fixed column and the movable column, and a fixed block is inserted into the fixed groove.

As a preferable technical scheme of the utility model, the fastening structure comprises a connecting column fixedly connected to the top of the lower connecting plate, a connecting groove is formed in the outer portion of the connecting column and located in the upper connecting plate, a bearing is mounted in the connecting column, the top end of the bearing is connected with a rotating rod, and the other end of the rotating rod is connected with a rotating plate.

As a preferable technical scheme of the utility model, one side of the pull plate, which is close to the connecting block, is connected with a second connecting rod, and a rod groove is formed in the outer part of the second connecting rod and in the connecting block.

As a preferable technical scheme of the utility model, the outer surface wall of the filtering mechanism is uniformly and equidistantly connected with a plurality of air outlet heads, the outer surface wall of the shell is connected with an air outlet pipe, and the outer surface wall of the air outlet pipe is provided with a valve body.

Compared with the prior art, the utility model provides a breathing machine filtering device, which has the following beneficial effects:

1. this breathing machine filter equipment, through setting up connection structure, when breathing machine pipeline is connected with filter equipment, at first the pipe socket that the connecting block was offered to the pipeline is inserted, then utilize the elasticity of pressure spring, the fixture block card is gone into in the draw-in groove that the pipeline was reserved, can strengthen the fastness of being connected between pipeline and the connecting block, prevent that the connection is infirm to cause waste gas to leak and lead to the problem that the utilization ratio is low, in addition, hold and stimulate the arm-tie, the pressure spring atress shrink in the caulking groove, the fixture block shifts out the draw-in groove, can accomplish the split of pipeline and filter equipment fast, the current problem that utilizes the screw thread to twist to connect and lead to the difficult dismantlement carelessly smooth silk is connected and lead to has been solved, in addition, the connecting block bottom is connected with the bellows, the handheld connecting block that pulls, utilize the deformation of bellows, interval between connecting block and the fixed plate and the orientation of connecting block can match different in-service behavior, make it strengthen the connection effect, filter equipment's suitability has been improved.

2. This breathing machine filter equipment, through setting up elastic connection structure, after filter equipment uses a period, at first loosen fastening structure, extract the fixed slot with the fixed block then, finally utilize the elasticity of spring, drive movable column and shift up, upper connecting plate and lower connecting plate separation, can realize the separation of top cap and shell fast, accomplish the change to filter mechanism through the interval between top cap and the shell, in addition, after changing, can be quick with the top cap lid on the shell according to above-mentioned operation on the contrary, and movable column sliding connection is in the column groove throughout, can effectually play spacing effect, can make in the accurate insertion filter mechanism of intake pipe, easily lead to intake pipe and filter mechanism butt joint inaccurate problem when having solved current top cap and shell completion separation and having rendered the lid, the operation is simple and convenient, filter equipment's practicality has been improved.

Drawings

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

FIG. 2 is an enlarged schematic view of the connecting structure of the present utility model;

FIG. 3 is an enlarged schematic view of the fastening structure of the present utility model;

fig. 4 is a perspective view showing the appearance of the present utility model.

In the figure: 1. a housing; 2. a top cover; 3. a fixing plate; 4. an air inlet pipe; 5. a filtering mechanism; 6. inserting blocks; 7. a connecting seat; 8. a connection structure; 81. a bellows; 82. a connecting block; 83. a caulking groove; 84. a pressure spring; 85. a clamping block; 86. a first connecting rod; 87. pulling a plate; 9. an upper connecting plate; 10. a lower connecting plate; 11. a support plate; 12. an elastic connection structure; 121. fixing the column; 122. a column groove; 123. a spring; 124. a movable column; 125. a fixing groove; 126. a fixed block; 13. a fastening structure; 131. a connecting column; 132. a connecting groove; 133. a bearing; 134. a rotating rod; 135. a rotating plate; 14. a second connecting rod; 15. a rod groove; 16. an air outlet head; 17. and an air outlet pipe.

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 to 4, in the present embodiment: the utility model provides a breathing machine filter equipment, which comprises a housing 1, the upper end of shell 1 is connected with top cap 2, top intermediate position department of top cap 2 is connected with fixed plate 3, the bottom of fixed plate 3 just is located the internal connection of top cap 2 has intake pipe 4, waste gas in the breathing machine gets into filter mechanism 5 through intake pipe 4 in, the internally mounted of shell 1 has filter mechanism 5, filter adsorption to waste gas, be equipped with the active carbon filter layer in the filter mechanism 5, filter cotton layer and freshener layer, the bottom of filter mechanism 5 is connected with cartridge 6, the outside of cartridge 6 just is located the interior table wall of shell 1 and is connected with connecting seat 7, the upper end of fixed plate 3 is equipped with connection structure 8, the exterior wall of shell 1 and top cap 2 is connected with upper junction plate 9 and lower connecting plate 10 respectively, the exterior wall of shell 1 just is located the lower extreme of lower connecting plate 10 and is connected with backup pad 11, the upper end of backup pad 11 is equipped with elastic connection structure 12, be equipped with fastening structure 13 between upper junction plate 9 and the lower connecting plate 10.

In this embodiment, the connection structure 8 includes a bellows 81 fixedly connected to the top of the fixing plate 3, a connection block 82 is connected to a free end of the bellows 81, a caulking groove 83 is formed in an inner side wall of a pipe groove formed in the connection block 82, a compression spring 84 is connected to an inside of the caulking groove 83, a clamping block 85 is connected to a free end of the compression spring 84, a side wall of the clamping block 85 is connected to a first connection rod 86 located on two sides of the compression spring 84, a pull plate 87 is connected to the other end of the first connection rod 86, connection firmness between a pipeline and the connection block 82 is enhanced, the problem that waste gas leaks due to weak connection, and therefore the utilization rate is low is prevented, in addition, the pull plate 87 is held and pulled, the compression spring 84 in the caulking groove 83 is stressed and contracted, the clamping block 85 moves out of the clamping groove, and therefore detachment of the pipeline and the filtering device can be completed rapidly, and the problem that the disassembly is difficult due to careless sliding wire caused by screw screwing connection in the prior art is solved; the elastic connection structure 12 comprises a fixed column 121 fixedly connected to the top of the supporting plate 11, a column groove 122 is formed in the fixed column 121, a spring 123 is connected to the inside of the column groove 122, a movable column 124 is connected to the free end of the spring 123, the other end of the movable column 124 is connected to the bottom of the upper connecting plate 9, separation of the top cover 2 and the shell 1 is achieved rapidly, replacement of the filtering mechanism 5 is completed through the interval between the top cover 2 and the shell 1, and in addition, after replacement, the top cover 2 can be covered on the shell 1 rapidly according to the operation described above; the elastic connection structure 12 further comprises a fixed groove 125 formed in the front surface walls of the fixed column 121 and the movable column 124, a fixed block 126 is inserted into the fixed groove 125, and the fixed groove 125 is matched with the fixed block 126 to fix the separation and the cover; the fastening structure 13 comprises a connecting column 131 fixedly connected to the top of the lower connecting plate 10, a connecting groove 132 is formed in the outer part of the connecting column 131 and located in the upper connecting plate 9, a bearing 133 is arranged in the connecting column 131, the top end of the bearing 133 is connected with a rotating rod 134, the other end of the rotating rod 134 is connected with a rotating plate 135, after the upper connecting plate 9 is connected with the lower connecting plate 10, the rotating plate 135 is rotated, and the rotating plate 135 is changed from vertical to horizontal, so that the connection firmness between the upper connecting plate 9 and the lower connecting plate 10 can be further enhanced; the second connecting rod 14 is connected to one side of the pull plate 87, which is close to the connecting block 82, and a rod groove 15 is formed in the second connecting rod 14, which is positioned in the connecting block 82, and when the pull plate 87 is pulled, the second connecting rod 14 slides in the rod groove 15, so that the limiting effect can be effectively achieved; the outer surface wall of the filtering mechanism 5 is uniformly and equidistantly connected with a plurality of air outlet heads 16, the outer surface wall of the shell 1 is connected with an air outlet pipe 17, and the outer surface wall of the air outlet pipe 17 is provided with a valve body.

The working principle and the using flow of the utility model are as follows: when the ventilator is used, firstly, a ventilator pipeline is inserted into a pipe groove formed in the connecting block 82, then the clamping block 85 is clamped into the clamping groove reserved in the pipeline by utilizing the elasticity of the pressure spring 84, the ventilator and the filtering device are installed, then the breathing pipe is connected with the air outlet pipe 17, the ventilator is started, the valve body of the air outlet pipe 17 is started, waste gas generated by the ventilator enters the filtering mechanism 5 through the air inlet pipe 4, flows into the shell 1 from the air outlet head 16 after being filtered and adsorbed, finally flows into the air outlet pipe 17 for reuse, after the filtering device is used for a period of time, the fastening structure 13 is firstly loosened, then the fixing block 126 is pulled out of the fixing groove 125, finally, the movable column 124 is driven to move upwards by utilizing the elasticity of the spring 123, the upper connecting plate 9 is separated from the lower connecting plate 10, the separation of the top cover 2 and the shell 1 can be rapidly realized, and the replacement of the filtering mechanism 5 is completed through the interval between the top cover 2 and the shell 1.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A ventilator filter device comprising a housing (1), characterized in that: the upper end of the shell (1) is connected with a top cover (2), a fixed plate (3) is connected at the middle position of the top cover (2), an air inlet pipe (4) is connected to the bottom of the fixed plate (3) and positioned in the top cover (2), a filtering mechanism (5) is arranged in the shell (1), an inserting block (6) is connected to the bottom of the filtering mechanism (5), a connecting seat (7) is connected to the outer part of the inserting block (6) and positioned on the inner surface wall of the shell (1), the upper end of fixed plate (3) is equipped with connection structure (8), the exterior wall of shell (1) and top cap (2) is connected with upper junction plate (9) and lower connecting plate (10) respectively, the exterior wall of shell (1) and be located the lower extreme of lower connecting plate (10) and be connected with backup pad (11), the upper end of backup pad (11) is equipped with elastic connection structure (12), be equipped with fastening structure (13) between upper junction plate (9) and lower connecting plate (10).

2. A ventilator filter assembly as claimed in claim 1, wherein: connection structure (8) are including bellows (81) of fixed plate (3) top, the free end of bellows (81) is connected with connecting block (82), caulking groove (83) have been seted up to the tube groove inside wall that connecting block (82) were seted up, the internal connection of caulking groove (83) has pressure spring (84), the free end of pressure spring (84) is connected with fixture block (85), the lateral wall of fixture block (85) just is located the both sides of pressure spring (84) and is connected with head rod (86), the other end of head rod (86) is connected with arm-tie (87).

3. A ventilator filter assembly as claimed in claim 1, wherein: the elastic connection structure (12) comprises a fixed column (121) fixedly connected to the top of the supporting plate (11), a column groove (122) is formed in the fixed column (121), a spring (123) is connected to the inside of the column groove (122), a movable column (124) is connected to the free end of the spring (123), and the other end of the movable column (124) is connected with the bottom of the upper connecting plate (9).

4. A ventilator filter assembly as claimed in claim 1, wherein: the elastic connecting structure (12) further comprises a fixed groove (125) formed in the front surface wall of the fixed column (121) and the movable column (124), and a fixed block (126) is inserted into the fixed groove (125).

5. A ventilator filter assembly as claimed in claim 1, wherein: the fastening structure (13) comprises a connecting column (131) fixedly connected to the top of the lower connecting plate (10), a connecting groove (132) is formed in the connecting column (131) and located in the upper connecting plate (9), a bearing (133) is mounted in the connecting column (131), a rotating rod (134) is connected to the top end of the bearing (133), and a rotating plate (135) is connected to the other end of the rotating rod (134).

6. A ventilator filter assembly as claimed in claim 2, wherein: one side of the pulling plate (87) close to the connecting block (82) is connected with a second connecting rod (14), and a rod groove (15) is formed in the outer portion of the second connecting rod (14) and located in the connecting block (82).

7. A ventilator filter assembly as claimed in claim 1, wherein: the outer surface wall of the filtering mechanism (5) is uniformly connected with a plurality of air outlet heads (16) at equal intervals, the outer surface wall of the shell (1) is connected with an air outlet pipe (17), and the outer surface wall of the air outlet pipe (17) is provided with a valve body.