CN211024668U

CN211024668U - Vertically-placed safety valve of anesthetic vaporizer

Info

Publication number: CN211024668U
Application number: CN201921674913.6U
Authority: CN
Inventors: 王宏灿; 陶欢; 杨明博
Original assignee: Changzhou Sifary Medical Technology Co ltd
Current assignee: Changzhou Sifary Medical Technology Co ltd
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-07-17
Anticipated expiration: 2029-10-08

Abstract

The utility model relates to a perpendicular anesthesia evaporimeter relief valve of placing, including sealed the pad, the fixed disk, the rolling disc, a spring, change the board, location axle and poker rod, set up a plurality of sealed pad through-holes on the sealed pad, set up a plurality of fixed disk through-holes on the fixed disk, set up the rolling disc through-hole on the rolling disc, sealed pad during assembly, the fixed disk, the rolling disc, a spring, it cup joints on the location axle in proper order to change the board, the tail end of location axle is fixed to be set up on main gas circuit piece, so that sealed pad, the fixed disk is fixed to be set up on main gas circuit piece and sealed pad through-hole and fixed disk through-hole coincidence, the rolling disc, a spring, the board can rotate around the location axle in step, the poker rod rotates and opens to the rolling disc through-hole and the relief valve when the fixed disk through-hole coincides.

Description

Vertically-placed safety valve of anesthetic vaporizer

Technical Field

The utility model relates to the technical field of medical auxiliary equipment, in particular to a safety valve of a vertical anesthetic vaporizer.

Background

The evaporator is an important component of the anesthesia machine and is used for ensuring the concentration ratio of anesthetic gas. The main effect of relief valve is for guaranteeing the supply of anesthetic gas and ending in the anesthetic vaporizer, and traditional relief valve is for the level is placed, rotates through some mechanism linkage relief valve. Because the rotation is through the linkage of slider form, this type of relief valve uses for a long time and can lead to because of the material wearing and tearing, leads to opening and shutting not smoothly, and the structure is more complicated, increases the assembly degree of difficulty.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a perpendicular anesthetic vaporizer relief valve of placing of simple structure, easy dismantlement.

For solving the technical problem, the utility model provides a perpendicular anesthesia evaporimeter relief valve of placing, including sealed pad, fixed disk, rolling disc, spring, commentaries on classics board, location axle and poker rod, the center of sealed pad sets up sealed pad shaft hole, the outside in sealed pad shaft hole sets up a plurality of sealed pad through-holes, the center of fixed disk sets up the fixed disk shaft hole, the outside in fixed disk shaft hole sets up a plurality of fixed disk through-holes, the center of rolling disc sets up the rolling disc shaft hole, the outside in rolling disc shaft hole sets up the rolling disc through-hole, the center of commentaries on classics board sets up the rolling disc shaft hole, one side of commentaries on classics board stretches out along the axial and sets up L type transfer line, the inboard of L type transfer line with the marginal transmission cooperation of rolling disc, the tail end of poker rod with the fixed linking to each other of L type transfer line, so that the poker rod sets up along radial protrusion, sealed pad, fixed disk, rolling disc, spring, commentaries on classics board cup joints on classics board in proper order on location epaxial, and the tail end of location axle is fixed to make sealed pad, fixed disk and fixed disk, sealed pad and rolling disc and.

Further, the positioning shaft comprises a connecting section, a sealing section, a rotating disc connecting section, a rotating plate connecting section and a positioning shaft end cover, wherein the sealing section is in sealing fit with the shaft hole of the fixed disc, the rotating disc connecting section is in clearance fit with the shaft hole of the rotating disc, the rotating plate connecting section is in clearance fit with the shaft hole of the rotating plate, the diameter of the positioning shaft end cover is larger than the inner diameter of the shaft hole of the rotating plate, the connecting section penetrates through the shaft hole of the fixed disc and the shaft hole of the sealing gasket to be fixedly connected with the main air path block during assembly, the sealing section is in sealing fit with the shaft hole of the fixed disc, the rotating disc is sleeved on the rotating disc connecting section, the rotating plate is sleeved on the rotating plate connecting section, one end of the spring is abutted against the rotating disc, the other end of the spring is abutted against the rotating plate, the positioning shaft end cover is used for axially limiting the rotating plate, when rotating, the spring is pressed, so that the rotating disc can rotate along with the rotating plate.

Furthermore, the safety valve of the vertically-placed anesthesia evaporator further comprises a linkage valve, the linkage valve is rotatably arranged on the main air path block, and the end face of the linkage valve is in transmission fit with the poke rod, so that the poke rod can be driven to rotate when the linkage valve rotates, and rotation of the rotating plate and the rotating disc is realized.

Further, the outer side of the rotating plate shaft hole is provided with a rotating plate through hole, the rotating plate through hole is overlapped with the rotating disc through hole during assembly, and gas is conveniently discharged from the rotating disc through hole and the rotating plate through hole.

The technical effects of the utility model are that: (1) compared with the prior art, the safety valve of the vertically placed anesthesia evaporator of the utility model is arranged along the vertical direction, and the opening and closing of the safety valve can be controlled only by the linkage valve through the poking rod to poke the rotating plate, so that the transmission is stable and reliable, and the service life is long; the safety valve only occupies a small space on the horizontal plane of the evaporator due to the vertical arrangement, so that the safety valve has more space for arranging a sealing structure, and the structure of the safety valve is more reliable; (2) the arrangement of the spring provides power for surface contact between the rotating disc and the fixed disc, and elastic buffering is formed when the rotating disc rotates, so that friction between the rotating disc and the fixed disc is reduced, and the service life is prolonged; (3) the sealing gasket, the fixed disc, the rotating disc, the spring and the rotating plate are sequentially superposed by adopting the positioning shaft, so that the structure is simple and the assembly is easy.

Drawings

The invention will be described in further detail with reference to the accompanying drawings:

FIG. 1 is a schematic view of the safety valve of the anesthetic vaporizer of the present invention in an exploded configuration and in a vertical orientation;

FIG. 2 is a schematic cross-sectional view of the safety valve of the anesthetic vaporizer of the present invention;

fig. 3 is a schematic view of the assembly structure of the safety valve of the anesthetic vaporizer of the present invention.

In the figure, a main air path block 1, a sealing gasket 2, a sealing gasket shaft hole 21, a sealing gasket through hole 22, a fixed disc 3, a fixed disc shaft hole 31, a fixed disc through hole 32, a rotating disc 4, a rotating disc shaft hole 41, a rotating disc through hole 42, a spring 5, a rotating plate 6, a rotating plate shaft hole 61, a rotating plate through hole 62, an L type transmission rod 63, a positioning shaft 7, a connecting section 71, a sealing section 72, a rotating disc connecting section 73, a rotating plate connecting section 74, a positioning shaft end cover 75, a poke rod 8 and a linkage valve 9.

Detailed Description

Embodiment 1 as shown in fig. 1 to 3, the safety valve for anesthetic vaporizer placed vertically in this embodiment includes a gasket 2 disposed on a main air path block, a fixed disk 3, a rotating disk 4, a spring 5, a rotating disk 6, a positioning shaft 7 and a dial lever 8, wherein a gasket shaft hole 21 is disposed at the center of the

gasket

2, 4 gasket through holes 22 are disposed at the outer side of the gasket shaft hole 2, a fixed disk shaft hole 31 is disposed at the center of the fixed

disk

3, 4 fixed disk through holes 32 are disposed at the outer side of the fixed disk shaft hole 31, a rotating disk shaft hole 41 is disposed at the center of the rotating

disk

4, 2 rotating disk through holes 42 are disposed at the outer side of the rotating disk shaft hole 41, a rotating disk shaft hole 61 is disposed at the center of the rotating disk 6, a rotating disk through hole 62 is disposed at the outer side of the rotating disk shaft hole 61 for accelerating pressure relief, a L type transmission rod 63 is disposed at one side of the rotating disk 6 in an axially extending manner, an inner side of a L type transmission rod 63 is in transmission fit with an edge of the rotating disk 4 in a transmission rod in a transmission manner, a tail end screw hole is disposed on a L type.

In order to enable the rotating plate 6 and the rotating disc 4 to synchronously rotate, a lug is arranged on the inner side of the tail end of the L-type transmission rod 63, an inner groove is axially formed in the outer wall of the rotating disc 4, and the lug on the L-type transmission rod 63 is clamped into the inner groove, so that the rotating plate 6 can drive the rotating disc 4 to rotate when rotating, or a rotating plate connecting hole is formed in the outer side of the rotating plate shaft hole 61, a rotating disc connecting hole is formed in the outer side of the rotating disc shaft hole 41, and a synchronous pin is inserted between the rotating plate connecting hole and the rotating disc connecting hole, so that the rotating disc 4 can.

The positioning shaft 7 comprises a connecting section 71, a sealing section 72, a rotating disc connecting section 73, a rotating plate connecting section 74 and a positioning shaft end cover 75, the diameter of the sealing section 72 is sequentially increased, the diameter of the sealing section 72 is in sealing fit with the fixed disc shaft hole 31, the diameter of the rotating disc connecting section 73 is in clearance fit with the rotating disc shaft hole 41, the diameter of the rotating plate connecting section 74 is in clearance fit with the rotating plate shaft hole 61, the diameter of the positioning shaft end cover 75 is larger than the inner diameter of the rotating plate shaft hole 61, the sealing gasket 2, the fixed disc 3, the rotating disc 4, the spring 5 and the rotating plate 6 are sequentially sleeved on the positioning shaft 7 during assembly, the connecting section 71 of the positioning shaft 7 penetrates through the fixed disc shaft hole 31 and the sealing gasket shaft hole 21 to be fixedly connected with the main gas path block 1, the sealing gasket 2 and the fixed disc 3 are fixedly arranged on the main gas path block 1, the sealing gasket through hole 22 is overlapped with the fixed disc through hole 32, The fixed disc shaft holes 31 are in interference fit, so that the sealing section 72 seals the fixed disc shaft holes 31, and meanwhile, the sealing gasket 2 and the fixed disc 3 are directly fixed on the main air path block 1 through the sealing section 72; the rolling disc 4 cup joints at rolling disc linkage segment 73, change board 6 and cup joint at commentaries on classics board linkage segment 74, the one end and the rolling disc 4 butt of the spring 5 that cup joints, the other end and change board 6 butt, so that the rolling disc 4, spring 5, it can rotate around locating shaft 7 in step to change board 6, locating shaft end cover 75 is used for carrying out the axial spacingly to changeing board 6, support rolling disc 4 by spring 5 and make the terminal surface of rolling disc 4 hug closely the terminal surface of fixed disk 3, form sealedly, produce the damping simultaneously, spring 5 is extrudeed during the rotation, make rolling disc 4 can rotate along with changeing board 6.

The safety valve of the vertically placed anesthesia evaporator further comprises a linkage valve 9, the linkage valve 9 is rotatably arranged on the main air path block 1, the end face of the linkage valve 9 is in transmission fit with the poke rod 8, so that the poke rod 8 can be driven to rotate when the linkage valve 9 rotates, rotation of the rotating plate 6 and the rotating disc 4 is achieved, the safety valve is opened when the rotating disc 4 is rotated until the rotating disc through hole 42 is overlapped with the fixed disc through hole 32 through the poke rod 8, and the safety valve is closed when the rotating disc 4 is rotated until the rotating disc through hole 42 is staggered with the fixed disc through hole 32.

It should be understood that the above examples are only for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And that obvious changes and modifications may be made without departing from the spirit of the invention.

Claims

1. The utility model provides a perpendicular anesthesia evaporator relief valve of placing, its characterized in that, including sealed pad, fixed disk, rolling disc, spring, commentaries on classics board, location axle and poker rod, the center of sealed pad sets up sealed pad shaft hole, the outside in sealed pad shaft hole sets up a plurality of sealed pad through-holes, the center of fixed disk sets up the fixed disk shaft hole, the outside in fixed disk shaft hole sets up a plurality of fixed disk through-holes, the center of rolling disc sets up the rolling disc shaft hole, the outside in rolling disc shaft hole sets up the rolling disc through-hole, the center of commentaries on classics board sets up commentaries on classics board shaft hole, one side of commentaries on classics board stretches out along the axial and sets up L type transfer line, the inboard of L type transfer line with the marginal transmission cooperation of rolling disc, the tail end of poker rod with L type transfer line is fixed continuous, so that the poker rod set up along radial protrusion, sealed pad, fixed disk, rolling disc, spring, commentaries on classics board cup joint in proper order on classics board on the location axle, and the tail end of location axle is fixed to make sealed pad, fixed disk and fixed disk through-plate fixed disk through-hole and fixed disk and sealed pad and sealing with the.

2. The vertically disposed anesthetic vaporizer relief valve of claim 1, the positioning shaft comprises a connecting section, a sealing section, a rotating disc connecting section, a rotating plate connecting section and a positioning shaft end cover, the sealing section is in sealing fit with the shaft hole of the fixed disc, the rotating disc connecting section is in clearance fit with the shaft hole of the rotating disc, the rotor plate connecting section is in clearance fit with the rotor plate shaft hole, the diameter of the positioning shaft end cover is larger than the inner diameter of the rotor plate shaft hole, the connecting section penetrates through the fixed disc shaft hole and the sealing gasket shaft hole to be fixedly connected with the main air path block during assembly, the sealing section is in sealing fit with the fixed disc shaft hole, the rotor plate is sleeved on the rotor plate connecting section, one end of the spring is abutted to the rotor plate, the other end of the spring is abutted to the rotor plate, the positioning shaft end cover is used for axially limiting the rotor plate, and the end face of the rotor plate is enabled to be tightly attached to the end face of.

3. The vertically disposed anesthetic vaporizer relief valve of claim 2, further comprising a linkage valve rotatably disposed on the main air path block, an end face of the linkage valve being in driving engagement with the tap lever such that rotation of the linkage valve drives the tap lever to rotate.

4. The vertically disposed anesthetic vaporizer relief valve of claim 3, wherein said flap shaft opening is provided with a flap through hole on an outer side thereof, said flap through hole coinciding with said rotary disk through hole when assembled.