CN211025701U

CN211025701U - Filtering device for anesthetic gas

Info

Publication number: CN211025701U
Application number: CN201921924061.1U
Authority: CN
Inventors: 李梦良; 纪宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-09
Filing date: 2019-11-09
Publication date: 2020-07-17
Anticipated expiration: 2029-11-09

Abstract

The utility model provides a gaseous filter equipment of anesthesia, including the box body and with box body fixed connection's lid, the intake pipe is installed in the box body one side, the outlet duct is installed in the one side of intake pipe is kept away from to the box body, four edges and corners equipartition in one side of box body are kept away from to the lid put connecting bolt, six arris internal thread section of thick bamboos of meshing on the connecting bolt, six arris internal thread section of thick bamboos are equipped with stopper and tray along connecting bolt length direction's both sides, be equipped with three baffle and three active carbon filter screen in the box body, it is three baffle and three active carbon filter screen alternate arrangement, a plurality of bleeder vents are evenly seted up to the baffle towards the one side of active carbon filter screen, compare with: the waste gas is dispersed, the contact range of the waste gas and the activated carbon filter screen is expanded, and the local replacement of vulnerable parts is achieved.

Description

Filtering device for anesthetic gas

Technical Field

The utility model relates to a filter equipment of anesthetic gas belongs to anesthetic gas processing technology field.

Background

The anesthesia machine can produce a large amount of waste gas in the use, wherein have harmful anesthetic gas to the human body, and this waste gas if direct discharge comes out, can pollute the air in the operating room, influences medical personnel health. The box body that the normal utilization was equipped with the active carbon filter screen adsorbs anesthetic gas, but the waste gas that contains anesthetic gas that the anesthesia machine produced directly lets in the box body back, waste gas is very fast because of the velocity of flow, most waste gas only flows through the partly region of active carbon filter screen, it is relatively poor to cause the adsorption effect to anesthetic gas, connect bolted connection lid and box body simultaneously and generally adopt connecting bolt fixed connection, but structure and box body integrated into one piece structure with connecting bolt threaded connection, because of changing the frequent dismouting in-process of active carbon filter screen, be difficult to change after the structure with connecting bolt threaded connection damages because of reasons such as smooth tooth easily.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art exists, the utility model aims at providing a gaseous filter equipment of anesthesia, with the gaseous waste gas that contains anesthesia that proposes anesthesia machine production in solving above-mentioned background art directly lets in the box body after, waste gas is very fast because of the velocity of flow, most waste gas only flows through the partly region of active carbon filter screen, it is relatively poor to cause the adsorption effect to the anesthesia gas, connecting bolt connection lid and the general connecting bolt fixed connection that adopts of box body are connected to the while, but with connecting bolt threaded connection's structure and box body integrated into one piece structure, because of changing the frequent dismouting in-process of active carbon filter screen, the problem that is difficult to change after the structure with connecting bolt threaded connection damages because of reasons such as smooth tooth easily, the utility model discloses realize dispersion waste gas, enlarge the contact range of waste gas and active carbon filter screen, reach the local change of vulnerable part.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a filtering device for anesthetic gas comprises a box body and a box cover fixedly connected with the box body, wherein an air inlet pipe is installed at one side of the box body, an air outlet pipe is installed at one side of the box body, which is far away from the air inlet pipe, connecting bolts are uniformly arranged at four edges of one side of the box cover, which is far away from the box body, a hexagonal internal thread cylinder is meshed with the connecting bolts, a limiting block and a supporting block are arranged at two sides of the hexagonal internal thread cylinder along the length direction of the connecting bolts, the limiting block and the supporting block are fixedly connected with the box body, a through hole is formed in one side of the limiting block, a hexagonal groove is formed in one side of the supporting block, which faces the limiting block, one end of the hexagonal internal thread cylinder is inserted into the hexagonal groove, the connecting bolts penetrate through the through hole and are in threaded connection with the hexagonal internal thread cylinder, three, a plurality of bleeder vents are evenly seted up to the one side of baffle towards the active carbon filter screen, first U type frame is established to baffle lower pot head, second U type frame is established to active carbon filter screen lower pot head, first U type frame and second U type frame all with box body inner bottom fixed connection.

Furthermore, a support plate is fixed on one surface of the support block, which is far away from the limiting block, and the support plate is fixedly connected with the box body through a screw.

Further, the one side of box body installation inlet pipe and the one side of box body installation outlet duct are all fixed even board, link and seted up the mounting hole on the board.

Furthermore, a rubber pad is pasted on one surface of the box cover facing the box body, and the rubber pad is attached to the partition plate and the activated carbon filter screen.

Furthermore, round holes are formed in four edges of one surface, away from the box body, of the box cover, and the connecting bolts penetrate through the round holes and extend into the box body.

Further, the sealing washer is pasted through glue to the lid towards the one side edge of box body, the sealing washer sets up between lid and the box body.

The utility model has the advantages that: the utility model discloses a baffle that will process a plurality of bleeder vents and active carbon filter screen arrange in the box body in turn to back in the waste gas that contains anesthetic gas gets into the box body, the baffle plays the effect that slows down waste gas flow velocity, and waste gas is dispersed after flowing through the baffle through a plurality of bleeder vents simultaneously, thereby enlarges the contact range of waste gas and active carbon filter screen, avoids most waste gas to only flow the small part region of active carbon filter screen, improves the adsorption effect of active carbon filter screen to anesthetic gas.

The utility model discloses a with connecting bolt threaded connection's hexagonal internal thread section of thick bamboo centre gripping between tray and stopper, realize the combination formula assembly of a hexagonal internal thread section of thick bamboo and box body, when a hexagonal internal thread section of thick bamboo damages with connecting bolt threaded connection in-process, change a hexagonal internal thread section of thick bamboo can, realize the local change of vulnerable part.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a perspective view of a filtering device for anesthetic gas according to the present invention;

FIG. 2 is a cross-sectional view of a device for filtering anesthetic gases according to the present invention;

FIG. 3 is a schematic view of the assembly of the connecting bolt and the hexagonal internal thread cylinder in the filtering device for anesthetic gas according to the present invention;

FIG. 4 is a top view of a support block of the device for filtering anesthetic gases according to the present invention;

FIG. 5 is a cross-sectional view of a limiting block of the filtering device for anesthetic gas according to the present invention;

FIG. 6 is a right side view of a partition plate of the filtering device for anesthetic gases according to the present invention;

fig. 7 is a top view of a hexagonal internal thread cylinder of the anesthetic gas filtering device of the present invention;

in the figure: 1-box body, 2-air inlet pipe, 3-connecting plate, 4-mounting hole, 5-box cover, 6-connecting bolt, 7-air outlet pipe, 8-rubber pad, 9-active carbon filter screen, 10-clapboard, 11-air vent, 12-first U-shaped frame, 13-second U-shaped frame, 14-limiting block, 15-hexagonal internal thread cylinder, 16-supporting block, 17-supporting plate, 18-hexagonal groove and 19-through hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 to 7, the present invention provides a technical solution: a filtering device for anesthetic gas comprises a box body 1 and a box cover 5 fixedly connected with the box body 1, wherein an air inlet pipe 2 is arranged on one surface of the box body 1, an air outlet pipe 7 is arranged on one surface, far away from the air inlet pipe 2, of the box body 1, connecting bolts 6 are uniformly arranged at four edges of one surface, far away from the box body 1, of the box cover 5, a hexagonal internal thread cylinder 15 is meshed on each connecting bolt 6, a limiting block 14 and a supporting block 16 are arranged on each hexagonal internal thread cylinder 15 along two sides of the length direction of each connecting bolt 6, each limiting block 14 and each supporting block 16 are fixedly connected with the box body 1, a through hole 19 is formed in one surface, facing the supporting block 16, of each supporting block 16, a hexagonal groove 18 is formed in one surface, facing the limiting block 14, one end of each hexagonal internal thread cylinder 15 is inserted into the hexagonal groove 18, each connecting bolt 6 penetrates through the through hole 19 to be in threaded connection with the, the combined assembly of the hexagonal internal thread cylinder 15 and the box body 1 is realized, when the hexagonal internal thread cylinder 15 is damaged in the process of being in threaded connection with the connecting bolt 6, the hexagonal internal thread cylinder 15 is replaced, and the local replacement of vulnerable parts is realized.

The box body 1 is internally provided with three clapboards 10 and three active carbon filter screens 9, the three clapboards 10 and the three active carbon filter screens 9 are alternately arranged, one side of each clapboard 10 facing the active carbon filter screen 9 is uniformly provided with a plurality of vent holes 11, the lower end of each clapboard 10 is sleeved with a first U-shaped frame 12, the lower end of each active carbon filter screen 9 is sleeved with a second U-shaped frame 13, the first U-shaped frame 12 and the second U-shaped frame 13 are fixedly connected with the bottom in the box body 1, the clapboards 10 which are processed with the vent holes 11 and the active carbon filter screens 9 are alternately arranged in the box body 1, so that after waste gas containing anesthetic gas enters the box body 1 through the air inlet pipe 2, the clapboards 10 play a role in slowing down the flow velocity of the waste gas, meanwhile, the waste gas flows through the clapboards 10 through the vent holes 11 and is dispersed, thereby expanding the contact range of the waste gas and the active carbon filter screens 9 and avoiding, the adsorption effect of the activated carbon filter screen 9 on the anesthetic gas is improved.

The supporting plate 17 is fixed to one face, deviating from the limiting block 14, of the supporting block 16, the supporting plate 17 is fixedly connected with the box body 1 through screws, and when the hexagonal internal thread cylinder 15 needs to be replaced, the supporting plate 17 is detached, so that the supporting block 16 is separated from the box body 1, and the damaged hexagonal internal thread cylinder 15 is conveniently taken down from between the supporting block 16 and the limiting block 14.

The one side of box body 1 installation intake pipe 2 and the one side of box body 1 installation outlet duct 7 are all fixed even board 3, have seted up mounting hole 4 on even board 3, utilize mounting hole 4 to install even board 3 on the suitable position of anesthesia machine, realize being connected of box body 1 and anesthesia machine.

The one side of lid 5 towards box body 1 is pasted and is had rubber pad 8, and rubber pad 8 laminates mutually with baffle 10, active carbon filter screen 9, with lid 5 and box body 1 fixed connection back, and baffle 10 and active carbon filter screen 9 are held to rubber pad 8 pressure to prevent that baffle 10 and active carbon filter screen 9 from producing and rocking, improve the leakproofness simultaneously.

Four edges of one side that box body 1 was kept away from to lid 5 all seted up the round hole, and connecting bolt 6 runs through the round hole and extends to in the box body 1, and the mutual assembly of connecting bolt 6 and lid 5 is convenient for in the design of round hole.

The sealing washer is pasted through glue to lid 5 towards the one side edge of box body 1, and the sealing washer sets up between lid 5 and box body 1, installs the sealing washer between lid 5 and box body 1, prevents that the waste gas that contains anesthetic gas from overflowing between box body 1 and lid 5.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent embodiments without departing from the scope of the present invention, but all the technical matters of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a gaseous filter equipment of anesthesia, includes the box body and with box body fixed connection's lid, its characterized in that: an air inlet pipe is installed on one side of the box body, an air outlet pipe is installed on one side of the box body, which is far away from the air inlet pipe, connecting bolts are uniformly arranged at four edges of one side of the box cover, which is far away from the box body, a hexagonal internal thread cylinder is meshed on the connecting bolts, limiting blocks and supporting blocks are arranged on two sides of the hexagonal internal thread cylinder along the length direction of the connecting bolts, the limiting blocks and the supporting blocks are fixedly connected with the box body, through holes are formed in one side of the limiting blocks, which faces the supporting blocks, hexagonal grooves are formed in one side of the supporting blocks, one end of the hexagonal internal thread cylinder is inserted into the hexagonal grooves, the connecting bolts penetrate through the through holes and are in threaded connection with the hexagonal internal thread cylinder, three partition plates and three active carbon filter screens are arranged in the box body, the three partition plates and the three, first U type frame is established to the lower pot head of baffle, second U type frame is established to the pot head under the active carbon filter screen, first U type frame and second U type frame all with box body inner bottom fixed connection.

2. A device for filtering anesthetic gases, as claimed in claim 1, characterized in that: the supporting plate is fixed on the surface of the supporting block, which is far away from the limiting block, and the supporting plate is fixedly connected with the box body through screws.

3. A device for filtering anesthetic gases, as claimed in claim 1, characterized in that: the one side of box body installation inlet duct and the one side of box body installation outlet duct are the fixed even board of company, even set up the mounting hole on the board.

4. A device for filtering anesthetic gases, as claimed in claim 1, characterized in that: the one side of lid towards the box body is pasted and is had the rubber pad, the rubber pad is laminated mutually with baffle, active carbon filter screen.

5. A device for filtering anesthetic gases, as claimed in claim 1, characterized in that: round holes are formed in four edges of one face, far away from the box body, of the box cover, and the connecting bolts penetrate through the round holes and extend into the box body.

6. A device for filtering anesthetic gases, as claimed in claim 1, characterized in that: the sealing washer is pasted through glue to the lid towards the one side edge of box body, the sealing washer sets up between lid and the box body.