CN110541949A - Bulldoze formula anesthetic vaporizer cone valve - Google Patents
Bulldoze formula anesthetic vaporizer cone valve Download PDFInfo
- Publication number
- CN110541949A CN110541949A CN201910952257.XA CN201910952257A CN110541949A CN 110541949 A CN110541949 A CN 110541949A CN 201910952257 A CN201910952257 A CN 201910952257A CN 110541949 A CN110541949 A CN 110541949A
- Authority
- CN
- China
- Prior art keywords
- cone valve
- cone
- seat
- valve
- conical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003444 anaesthetic effect Effects 0.000 title claims abstract description 26
- 239000006200 vaporizer Substances 0.000 title claims description 14
- 238000007789 sealing Methods 0.000 claims abstract description 27
- 239000003994 anesthetic gas Substances 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 18
- 230000007704 transition Effects 0.000 claims description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 8
- 235000017491 Bambusa tulda Nutrition 0.000 description 8
- 241001330002 Bambuseae Species 0.000 description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 8
- 239000011425 bamboo Substances 0.000 description 8
- 239000007789 gas Substances 0.000 description 6
- 206010002091 Anaesthesia Diseases 0.000 description 4
- 230000037005 anaesthesia Effects 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0263—Construction of housing; Use of materials therefor of lift valves multiple way valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The invention relates to a push-type anesthetic evaporator cone valve which comprises a cone valve seat, a cone valve adjusting seat, a cone valve spring and an air path block, wherein a conical cavity is arranged in the middle of the cone valve seat, an anesthetic gas inlet hole and a cone valve seat outlet hole are formed in the side wall of the cone valve seat, the anesthetic gas inlet hole is formed in the upper side of the conical cavity, the cone valve seat outlet hole is formed in the lower side of the conical cavity, a conical section matched with the conical cavity is formed in the middle of the cone valve, an air inlet hole is formed in the air path block, the cone valve adjusting seat is in threaded fit with the cone valve seat, the top end of the cone valve is in transmission fit with the cone valve adjusting seat, the conical section is in contact fit with the conical cavity to form sealing, the bottom end of the cone valve seat is fixedly connected with the air path block, and the.
Description
Technical Field
The invention relates to the technical field of medical auxiliary equipment, in particular to a push-type anesthetic vaporizer cone valve.
background
The evaporator is an important component of the anesthesia machine and is used for ensuring the concentration ratio of anesthetic gas. The cone valve is a core component of the anesthetic vaporizer and controls the output concentration ratio of the anesthetic vaporizer. The design of a push-type anesthetic vaporizer cone valve with simple structure and accurate adjustment is a technical problem which needs to be solved urgently by technical personnel in the field.
Disclosure of Invention
The invention aims to provide a push type anesthetic vaporizer cone valve which is simple in structure and accurate in adjustment.
In order to solve the technical problem, the push-type anesthetic evaporator cone valve provided by the invention comprises a cone valve seat, a cone valve adjusting seat, a cone valve spring and an air path block, wherein an adjusting seat installation cavity is arranged at the upper part of the cone valve seat, a cone cavity is arranged at the middle part of the cone valve seat, an anesthetic gas inlet hole and a cone valve seat outlet hole are arranged on the side wall of the cone valve seat, the anesthetic gas inlet hole is arranged at the upper side of the cone cavity, the cone valve seat outlet hole is arranged at the lower side of the cone cavity, a cone section matched with the cone cavity is arranged at the middle part of the cone valve, an air inlet is arranged on the air path block, the cone valve adjusting seat is in threaded fit with the adjusting seat installation cavity, the top end of the cone valve is in transmission fit with the cone valve adjusting seat, the cone section is in contact fit with the cone cavity to form sealing, the bottom end of the cone valve seat is fixedly connected with the air path block, and the cone valve spring, the conical valve seat air outlet is communicated with the air inlet, the conical valve seat air outlet is separated from the anesthetic gas inlet by the conical valve, the conical valve moves when the conical valve is extruded by the rotary conical valve adjusting seat, the conical section is separated from the conical cavity, the conical valve seat air outlet is communicated with the anesthetic gas inlet, anesthetic gas enters the conical valve seat from the anesthetic gas inlet and air from the air inlet, and the anesthetic gas flows out from the conical valve seat air outlet after being mixed.
Furthermore, bulldoze formula anesthesia evaporimeter cone valve and still include the regulation seat spring, the top of adjusting the seat spring with the seat butt is adjusted to the cone valve, the bottom of adjusting the seat spring with the diapire butt of adjusting the seat installation cavity to make the seat spring of adjusting form the support to the cone valve regulation seat, avoid the cone valve to adjust the screw thread between seat and the cone valve seat and only one side cooperation, in order to eliminate the reverse clearance between the screw thread.
Furthermore, bulldoze formula anesthesia evaporimeter cone valve and still include the lift adjustment pole, the lift adjustment pole with the cone valve is adjusted the seat and is fixed linking to each other, the lift adjustment pole cup joints in adjusting a seat spring, the bottom and the cone valve transmission cooperation of lift adjustment pole to can drive the cone valve and go up and down when making the lift adjustment pole go up and down.
Furthermore, the pushing anesthetic evaporator cone valve further comprises a friction pin, the friction pin is made of wear-resistant plastic, the top end of the friction pin is fixedly connected with the lifting adjusting rod, and the bottom end of the friction pin is in contact with the cone valve, so that the lifting adjusting rod is driven by the friction pin and the cone valve when lifted.
Further, bulldoze formula anesthesia evaporimeter cone valve and still include the cone valve sealing washer, the top of cone valve sets up the connecting cylinder, adjust between seat installation cavity and the toper chamber set up with connecting cylinder clearance fit's connecting cavity, the fixed top that sets up at the connecting cylinder of cone valve sealing washer to make the connecting cylinder seal by the cone valve sealing washer when connecting the intracavity and remove, avoid anesthetic gas to get into and adjust the seat installation cavity.
Furthermore, the cone valve sealing ring is a universal plug ring, and the sealing performance is excellent.
Further, the bottom of conical valve seat sets up an installation section of thick bamboo, air gas circuit piece set up with the connecting sleeve of installation section of thick bamboo looks adaptation, the installation section of thick bamboo inserts during the assembly connecting sleeve, the bottom of conical valve spring and connecting sleeve's diapire butt, the top and the conical valve butt of conical valve spring.
Furthermore, a spring sleeve is arranged at the bottom end of the cone valve, a transition groove is arranged between the spring sleeve and the conical section, air outlets are arranged on the transition groove along the radial direction, and auxiliary air vents are arranged on the spring sleeve along the axial direction, so that air to be mixed can flow out through the auxiliary air vents and the air outlets after entering the connecting sleeve from the air inlet.
furthermore, the push type anesthetic evaporator cone valve further comprises a rotation adjusting rod, a screw hole is formed in the cone valve adjusting seat along the radial direction, the tail end of the rotation adjusting rod is in threaded fit with the screw hole, so that the rotation adjusting rod is arranged in a protruding mode along the radial direction, and the cone valve adjusting seat is rotated through the rotation adjusting rod.
The invention has the technical effects that: (1) compared with the prior art, the push-type anesthetic evaporator cone valve has the advantages that the anesthetic gas inlet hole and the cone valve seat outlet hole are formed in the upper side and the lower side of the cone cavity, so that the anesthetic gas inlet hole and the cone valve seat outlet hole are separated by the cone section of the cone valve, the top end of the cone valve is sealed and separated by the cone valve sealing ring, and the sealing effect is excellent; (2) the cone valve adjusting seat is in threaded connection with the cone valve seat, the cone valve can be moved by the spiral cone valve adjusting seat, and the cone valve adjusting seat is high in precision and reliable in adjustment; the cone valve does not need to rotate and only moves up and down, so that the sealing section only needs to be processed with high precision during processing of the cone valve, and the processing cost of the cone valve is reduced; (3) the arrangement of the rotary adjusting rod adopts lever type rotary adjustment, thereby saving time and labor; (4) the auxiliary vent hole is arranged, so that the circulation speed of air is increased.
drawings
The invention is described in further detail below with reference to the drawings of the specification:
FIG. 1 is a schematic view of an exploded view of the push anesthetic vaporizer cone valve of the present invention;
FIG. 2 is a schematic sectional view of the cone valve of the push anesthetic vaporizer of the present invention.
In the figure: an air passage block 1, a connecting sleeve 11, an air inlet 12,
The conical valve 2, the conical section 21, the air outlet hole 22, the conical valve sealing ring 23, the sealing ring gland 24, the connecting cylinder 25, the spring sleeve 26, the transition groove 27, the auxiliary vent hole 28,
The conical valve spring 3 is arranged on the upper portion of the conical valve,
A cone valve seat 4, a cone valve assembling section 41, an anesthetic gas inlet hole 42, a cone valve seat outlet hole 43, a sealing ring groove 44, a limit ring table 45,
The taper valve adjusting seat 5, a screw hole 51, external threads 52, a lifting adjusting rod 53, a friction pin 54, an adjusting seat spring 55 and a sealing ring 6.
Detailed Description
Embodiment 1 is as shown in fig. 1 to 2, the formula of bulldozing anesthetic evaporator cone valve of this embodiment, including conical valve seat 4, conical valve adjusting seat 5, conical valve 2, conical valve spring 3, air gas circuit piece 1, conical valve seat 4 is cylindricly, conical valve seat 4 top-down includes in proper order adjusting the seat assembly section, conical valve assembly section 41, gas circuit piece assembly section, set up straight cylindric adjusting seat installation cavity in the adjusting seat assembly section, the inner wall of adjusting the seat installation cavity sets up the internal thread, the outer wall of adjusting the seat installation cavity sets up spacing ring platform 45 along circumference protrusion, set up big end down's toper chamber in the conical valve assembly section 41, the upper portion of conical valve seat 4's outer wall, the middle part, the lower part sets up sealing ring groove 44 respectively, set up sealing washer 6 in the sealing ring groove 44 during the assembly. The gas circuit block assembling section is provided with a straight cylindrical mounting cylinder.
Set up anesthetic gas inlet port 42 on the lateral wall of conical valve seat 4, conical valve seat venthole 43, the upside in the toper chamber is arranged in to anesthetic gas inlet port 42, the downside in the toper chamber is arranged in to conical valve seat venthole 43, the top of conical valve 2 sets up connecting cylinder 25, set up between regulation seat installation cavity and the toper chamber and be connected the chamber with connecting cylinder 25 clearance fit, conical valve sealing washer 23 is fixed to be set up on the top of connecting cylinder 25, so that connecting cylinder 25 is sealed by conical valve sealing washer 23 when connecting the intracavity and removing.
specifically, the cone valve sealing ring 23 is an annular stopper ring, and the stopper ring is fixedly connected with the connecting cylinder 25 through a sealing ring gland 24.
The push type anesthetic vaporizer cone valve further comprises an adjusting seat spring 55, a lifting adjusting rod 53 and a friction pin 54, wherein the top end of the lifting adjusting rod 53 is fixedly connected with the cone valve adjusting seat 5, and the outer wall of the cone valve adjusting seat 5 is provided with an external thread 52 matched with the internal thread in the adjusting seat mounting cavity, so that the bottom end of the cone valve adjusting seat 5 is in threaded connection with the adjusting seat mounting cavity; the bottom that seat 5 was adjusted to the cone valve sets up a spring mounting section of thick bamboo, shaping annular cavity between the outer wall of seat is adjusted to a spring mounting section of thick bamboo and cone valve, adjust the top cover of seat spring 55 on a spring mounting section of thick bamboo, and with the roof butt of annular cavity, adjust the bottom of seat spring 55 and the diapire butt of adjusting the seat installation cavity, so that adjust seat spring 55 and adjust seat 5 formation support to the cone valve, avoid the cone valve to adjust the screw thread of seat 5 and cone valve seat 4 only one side cooperation, in order to eliminate the reverse clearance between the screw thread.
The lifting adjusting rod 53 is sleeved in the adjusting seat spring 55, the friction pin 54 is made of wear-resistant plastic, the top end of the friction pin 54 is fixedly connected with the lifting adjusting rod 55, and the bottom end of the friction pin 54 is in contact with the cone valve 2, so that the friction pin 54 and the cone valve 2 are in transmission when the lifting adjusting rod 55 is lifted.
Set up air inlet 12 on the air gas way piece 1, air gas way piece 1 sets up the connecting sleeve 11 with installation section of thick bamboo looks adaptation, and the installation section of thick bamboo inserts connecting sleeve 11 during the assembly, the bottom of cone valve spring 3 and the diapire butt of connecting sleeve 11, the top and the 2 butts of cone valve spring 3.
The middle part of the cone valve 2 is provided with a conical section 21 matched with the conical cavity, the bottom end of the cone valve 2 is provided with a spring sleeve 26, the top end of the cone valve spring 3 is arranged in the spring sleeve 26, a transition groove 27 is arranged between the spring sleeve 26 and the conical section 21, the transition groove 27 is radially provided with an air outlet 22, and the spring sleeve 26 is axially provided with an auxiliary vent hole 28, so that air to be mixed can flow out through the auxiliary vent hole 28 and the air outlet 22 after entering the connecting sleeve 11 from the air inlet 12.
The push type anesthetic vaporizer cone valve further comprises a rotation adjusting rod, a screw hole 51 is formed in the cone valve adjusting seat 5 along the radial direction, the tail end of the rotation adjusting rod is in threaded fit with the screw hole 51, so that the rotation adjusting rod protrudes along the radial direction, and the cone valve adjusting seat 4 is rotated through the rotation adjusting rod 51.
During assembly, the conical valve adjusting seat 4 is in threaded fit with the adjusting seat mounting cavity, the top end of the conical valve 2 is in transmission fit with the lifting adjusting rod 55, the conical section 21 is in contact fit with the conical cavity to form sealing, the bottom end of the conical valve seat 4 is fixedly connected with the air passage block 1, the conical valve spring 3 is arranged between the bottom end of the conical valve 2 and the air passage block 1, so that the conical valve seat air outlet 43 is communicated with the air inlet 12 through the aqueduct 27, the air outlet 22 and the auxiliary vent hole 28, the conical valve seat air outlet 43 is separated from the anesthetic gas inlet 42 by the conical valve 2, the conical valve 2 moves when the conical valve 2 is extruded by rotating the conical valve adjusting seat 5, the conical section 21 is separated from the conical cavity, the conical valve seat air outlet 43 is communicated with the anesthetic gas inlet 42, the anesthetic gas enters the conical valve seat 4 from the anesthetic gas inlet 42 and the air from the air inlet 12, and the mixed anesthetic gas flows out from the conical valve seat air outlet 43.
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 such obvious variations or modifications which fall within the spirit of the invention are intended to be covered by the scope of the present invention.
Claims (9)
1. A push-type anesthetic evaporator cone valve is characterized by comprising a cone valve seat, a cone valve adjusting seat, a cone valve spring and an air path block, wherein an adjusting seat installation cavity is arranged on the upper portion of the cone valve seat, a cone-shaped cavity is arranged in the middle of the cone valve seat, anesthetic gas inlet holes and cone valve seat outlet holes are formed in the side wall of the cone valve seat, the anesthetic gas inlet holes are formed in the upper side of the cone-shaped cavity, the cone valve seat outlet holes are formed in the lower side of the cone cavity, a cone section matched with the cone cavity is arranged in the middle of the cone valve, an air inlet is formed in the air path block, the cone valve adjusting seat is in threaded fit with the adjusting seat installation cavity, the top end of the cone valve is in transmission fit with the cone valve adjusting seat, the cone section is in contact fit with the cone cavity to form sealing, the bottom end of the cone valve seat is fixedly connected with the air path block, the bottom end of the cone valve is provided, so that the air outlet of the conical valve seat is communicated with the air inlet, the air outlet of the conical valve seat is isolated from the anesthetic gas inlet by the conical valve, the conical valve moves when the conical valve is extruded by rotating the conical valve adjusting seat, the conical section is separated from the conical cavity, and the air outlet of the conical valve seat is communicated with the anesthetic gas inlet.
2. A push type anesthetic evaporator cone valve according to claim 1, further comprising an adjusting seat spring, wherein a top end of the adjusting seat spring abuts against the adjusting seat of the cone valve, and a bottom end of the adjusting seat spring abuts against a bottom wall of the adjusting seat mounting cavity, so that the adjusting seat spring supports the adjusting seat of the cone valve.
3. A push type anesthetic evaporator cone valve according to claim 2, further comprising a lift adjusting rod, wherein the lift adjusting rod is fixedly connected with the cone valve adjusting seat, the lift adjusting rod is sleeved in an adjusting seat spring, and the bottom end of the lift adjusting rod is in transmission fit with the cone valve, so that the lift adjusting rod can drive the cone valve to lift when lifting.
4. a push anesthetic vaporizer cone valve as claimed in claim 3, further comprising a friction pin, wherein the friction pin is made of wear-resistant plastic, the top end of the friction pin is fixedly connected to the lift adjustment rod, and the bottom end of the friction pin is in contact with the cone valve.
5. A push type anesthetic evaporator cone valve as claimed in claim 4, further comprising a cone valve sealing ring, wherein a connecting cylinder is arranged at the top end of the cone valve, a connecting cavity in clearance fit with the connecting cylinder is arranged between the adjusting seat installation cavity and the cone cavity, and the cone valve sealing ring is fixedly arranged at the top end of the connecting cylinder, so that the connecting cylinder is sealed by the cone valve sealing ring when moving in the connecting cavity.
6. A push anesthetic vaporizer cone valve as claimed in claim 5, characterized in that the cone valve sealing ring is a corking ring.
7. A push type anesthetic evaporator cone valve as claimed in claim 6, characterized in that a mounting cylinder is provided at the bottom end of the cone valve seat, a connecting sleeve adapted to the mounting cylinder is provided at the air passage block, the mounting cylinder is inserted into the connecting sleeve during assembly, the bottom end of the cone valve spring abuts against the bottom wall of the connecting sleeve, and the top end of the cone valve spring abuts against the cone valve.
8. A push type anesthetic evaporator cone valve as claimed in claim 7, wherein a spring sleeve is disposed at a bottom end of the cone valve, a transition groove is disposed between the spring sleeve and the cone section, an air outlet hole is disposed on the transition groove along a radial direction, and an auxiliary vent hole is disposed on the spring sleeve along an axial direction, so that air to be mixed can flow out through the auxiliary vent hole and the air outlet hole after entering the connection sleeve from the air inlet.
9. A push anesthetic vaporizer cone valve as claimed in claim 8, further comprising a rotation adjusting rod, wherein the cone valve adjusting seat is provided with a screw hole in a radial direction, and a tail end of the rotation adjusting rod is threadedly engaged with the screw hole so that the rotation adjusting rod is protruded in the radial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910952257.XA CN110541949A (en) | 2019-10-09 | 2019-10-09 | Bulldoze formula anesthetic vaporizer cone valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910952257.XA CN110541949A (en) | 2019-10-09 | 2019-10-09 | Bulldoze formula anesthetic vaporizer cone valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110541949A true CN110541949A (en) | 2019-12-06 |
Family
ID=68715279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910952257.XA Pending CN110541949A (en) | 2019-10-09 | 2019-10-09 | Bulldoze formula anesthetic vaporizer cone valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110541949A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101699079A (en) * | 2009-10-22 | 2010-04-28 | 海门市液压件厂有限责任公司 | Pneumatic and hydraulic lifting valve |
| CN201855488U (en) * | 2010-11-09 | 2011-06-08 | 上海理工大学 | Small dose supplement anesthesia evaporator |
| CN102114297A (en) * | 2009-12-31 | 2011-07-06 | 北京谊安医疗系统股份有限公司 | Gas concentration regulating device |
| CN102759232A (en) * | 2011-04-27 | 2012-10-31 | 浙江三花股份有限公司 | Thermostatic expansion valve |
| CN103775655A (en) * | 2014-01-17 | 2014-05-07 | 曼瑞德自控系统（乐清）有限公司 | Flow quantity adjusting valve and water collector with flow quantity adjusting valve |
| CN203718035U (en) * | 2013-12-18 | 2014-07-16 | 诸暨市万盛机械有限公司 | Proportional valve |
| CN104676039A (en) * | 2015-03-11 | 2015-06-03 | 北京双良石油技术有限公司 | Self-operated gas-liquid two-phase level control valve |
| CN204493790U (en) * | 2015-01-15 | 2015-07-22 | 台州市国人温控卫浴设备有限公司 | A kind of split type constant temperature valve core |
| CN204628629U (en) * | 2014-12-12 | 2015-09-09 | 胡仁俊 | A kind of mesohigh combustion gas or valve for liquid fuel |
| CN105276226A (en) * | 2015-11-03 | 2016-01-27 | 捷锐企业(上海)有限公司 | Gas proportioning valve with high precision |
| CN210623671U (en) * | 2019-10-09 | 2020-05-26 | 常州赛乐医疗技术有限公司 | Bulldoze formula anesthetic vaporizer cone valve |
-
2019
- 2019-10-09 CN CN201910952257.XA patent/CN110541949A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101699079A (en) * | 2009-10-22 | 2010-04-28 | 海门市液压件厂有限责任公司 | Pneumatic and hydraulic lifting valve |
| CN102114297A (en) * | 2009-12-31 | 2011-07-06 | 北京谊安医疗系统股份有限公司 | Gas concentration regulating device |
| CN201855488U (en) * | 2010-11-09 | 2011-06-08 | 上海理工大学 | Small dose supplement anesthesia evaporator |
| CN102759232A (en) * | 2011-04-27 | 2012-10-31 | 浙江三花股份有限公司 | Thermostatic expansion valve |
| CN203718035U (en) * | 2013-12-18 | 2014-07-16 | 诸暨市万盛机械有限公司 | Proportional valve |
| CN103775655A (en) * | 2014-01-17 | 2014-05-07 | 曼瑞德自控系统（乐清）有限公司 | Flow quantity adjusting valve and water collector with flow quantity adjusting valve |
| CN204628629U (en) * | 2014-12-12 | 2015-09-09 | 胡仁俊 | A kind of mesohigh combustion gas or valve for liquid fuel |
| CN204493790U (en) * | 2015-01-15 | 2015-07-22 | 台州市国人温控卫浴设备有限公司 | A kind of split type constant temperature valve core |
| CN104676039A (en) * | 2015-03-11 | 2015-06-03 | 北京双良石油技术有限公司 | Self-operated gas-liquid two-phase level control valve |
| CN105276226A (en) * | 2015-11-03 | 2016-01-27 | 捷锐企业(上海)有限公司 | Gas proportioning valve with high precision |
| CN210623671U (en) * | 2019-10-09 | 2020-05-26 | 常州赛乐医疗技术有限公司 | Bulldoze formula anesthetic vaporizer cone valve |
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