CN114832249A - Manual-automatic integrated trigger system - Google Patents
Manual-automatic integrated trigger system Download PDFInfo
- Publication number
- CN114832249A CN114832249A CN202210413880.XA CN202210413880A CN114832249A CN 114832249 A CN114832249 A CN 114832249A CN 202210413880 A CN202210413880 A CN 202210413880A CN 114832249 A CN114832249 A CN 114832249A
- Authority
- CN
- China
- Prior art keywords
- gear
- clutch
- locking
- trigger
- spring
- 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.)
- Granted
Links
- 238000009434 installation Methods 0.000 claims description 4
- 239000007789 gas Substances 0.000 description 23
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 8
- 239000001301 oxygen Substances 0.000 description 8
- 229910052760 oxygen Inorganic materials 0.000 description 8
- 238000003756 stirring Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/02—Respiratory apparatus with compressed oxygen or air
Landscapes
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Emergency Medicine (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The invention relates to a manual-automatic integrated trigger system which comprises a trigger gear (3) arranged on an operating shaft (2), wherein a shifting rod (4) is arranged on the trigger gear (3), a power mechanism drives the trigger gear (3) through a clutch mechanism, and the clutch mechanism is a cycloid clutch mechanism (1). The manual-automatic integrated trigger system has the outstanding advantages of safe and reliable use.
Description
Technical Field
The invention relates to a trigger system, in particular to a manual/automatic integrated trigger system realized by adopting a cycloid clutch mechanism, which can be applied to the fields of emergency rescue and the like.
Background
At present, in underground operation working condition occasions, operators are required to carry emergency rescue bags according to safety requirements. When the concentration of harmful gases such as methane and the like in the well is too high, oxygen can be provided through the gas cylinder carried in the emergency rescue package. The conventional rescue operation needs to manually open the upper cover of the emergency rescue bag, so that the air bag and the oxygen mask inflated by the air bottle can be smoothly taken out for normal use by operators, for example, as disclosed in chinese patent 202022321363.9, "a mine compressed oxygen self-rescuer capable of rapidly releasing oxygen". However, in an emergency, the manual cover-removing operation mode is not flexible and convenient enough, and operation errors are easily caused by factors such as tension, so that the best rescue time is delayed. Therefore, enterprises have developed an openable panel structure mounted on the upper cover of the shell, and the panel is opened through a small pneumatic device connected with the gas cylinder, so that after the gas cylinder is triggered, one path of gas enters the gas bag for rescue breathing, and the other path of gas plays a role of compressed air to open the panel so that the gas bag and the face mask can be automatically separated for use.
However, the above method has two disadvantages: firstly, due to the requirement of safety regulations, the design of the two gas path structures has potential safety hazards and cannot pass the safety regulation certification; secondly, above-mentioned structure still does not solve the manual mode of switching over certainly, can only carry out single manual or electronic mode, and the manual mode exists the unable auto-induction and triggers the defect that the gas cylinder rescued with the very first time, and the electronic mode exists when electronic inefficacy or need urgent manual trigger, can't overcome the quick light realization manual operation of original motor resistance to influence the nimble application nature of emergency rescue.
In view of the above, there is a need for an integrated trigger system with a manual/automatic switching function to provide a higher security.
Disclosure of Invention
The invention aims to overcome the defects and provide a safe and reliable manual-automatic integrated trigger system.
The purpose of the invention is realized as follows:
a manual-automatic integrated trigger system comprises: the trigger gear is arranged on the operating shaft, the shifting rod is arranged on the trigger gear, and the power mechanism drives the trigger gear through the clutch mechanism.
Preferably, the clutch mechanism is a cycloidal clutch mechanism and comprises a driving shaft driven by a power mechanism, one end of a swinging clutch strip is sleeved on the driving shaft, one end of a clamp spring is sleeved on the driving shaft in an annular structure, the other end of the clamp spring penetrates through an insertion hole in the swinging clutch strip after being bent, a clutch gear is installed at the other end of the swinging clutch strip, the driving gear is sleeved on the driving shaft and is meshed with the clutch gear, and when the clutch mechanism triggers the clutch gear to be in contact with the trigger gear, the clutch gear is meshed with the trigger gear.
Preferably, a limiting rod is further mounted on the swing clutch strip.
Preferably, the shifting lever on the trigger gear pushes the sliding trigger mechanism, the sliding trigger mechanism comprises a mounting plate, the operating plate and the mounting plate are arranged in a relative sliding manner, and a locking elastic piece is arranged between the operating plate and the mounting plate; the clamping point on one end of the operating plate is clamped into the locking mechanism, and the protruding toggle bar on the other end of the operating plate is in sliding fit with the toggle rod.
Preferably, when the locking mechanism is in a locking state, the distance between the toggle bar and the operating shaft is smaller than the distance between the toggle bar and the operating shaft.
Preferably, a plurality of long circular guide grooves are formed in the operating plate, and the limiting columns installed on the installation plate are located in the long circular guide grooves.
Preferably, the locking elastic member is a spring, the mounting plate and the operating plate are respectively provided with a spring mounting groove for the spring to be embedded in, and the mounting plate and the operating plate are respectively provided with a spring mounting protrusion for one end of the spring to be inserted into in the spring mounting groove.
Preferably, the locking mechanism comprises a locking strip which is vertically and slidably mounted on the inner wall of the upper cover of the shell, a locking rod is arranged on the side wall of the locking strip in a protruding mode, an inverted L-shaped lock catch is arranged on the inner wall of the panel, and the locking rod is inserted into the L-shaped lock catch from bottom to top; the locking strip is provided with a locking hole for inserting the clamping point, the top of the locking strip is sleeved with a spring, and the upper part of the inner wall of the upper cover of the shell is provided with a spring seat for fixing the top of the spring.
Compared with the prior art, the invention has the beneficial effects that:
the manual and automatic integrated triggering system is realized in a clutch mode, and can be applied to underground operation scenes including but not limited to. The panel structure can be opened quickly, efficiently and safely, so that the air bag filled with oxygen is popped out, the operation personnel can be rescued in time, and the safety performance of the personnel is guaranteed.
Drawings
Fig. 1 is a schematic perspective view of a manual-automatic integrated trigger system according to the present invention.
Fig. 2 is a front view of a manual-automatic integrated trigger system of the present invention.
Wherein:
the device comprises a cycloidal clutch mechanism 1, an operating shaft 2, a trigger gear 3, a deflector rod 4 and a sliding trigger mechanism 5;
the device comprises a driving shaft 1.1, a swing clutch strip 1.2, a clamp spring 1.3, a driving gear 1.4, a clutch gear 1.5 and a limiting rod 1.6;
the spring mounting structure comprises a mounting plate 5.1, an operating plate 5.2 and a spring mounting bulge 5.3;
stuck point 5.2.1, toggle bar 5.2.2.
Detailed Description
Referring to fig. 1-2, the present invention relates to a manual-automatic integrated triggering system, which comprises:
the cycloidal clutch mechanism 1 realizes clutch operation through positive and negative rotation;
the operation shaft 2 is used for starting the gas cylinder filled with oxygen, and the gas cylinder can be opened by rotating the operation shaft 2 so as to release oxygen to the outside for emergency rescue;
the gear 3 is triggered and driven by the cycloid clutch mechanism 1 to realize manual/electric switching control;
the deflector rod 4 is arranged on the trigger gear 3 and triggers the sliding trigger mechanism 5, so that the sliding trigger mechanism 5 moves left and right to unlock the locking mechanism; after the panel is unlocked and opened by the locking mechanism, oxygen in the gas cylinder enters the gas bag to rapidly expand the volume of the gas bag, and at the moment, the panel on the shell is opened, so that the gas bag can be released from the window after the panel is opened to be used by an operator for oxygen inhalation.
The present embodiment is specifically described below with reference to the accompanying drawings:
the cycloidal clutch mechanism 1 comprises a driving shaft 1.1 driven by a motor, one end of a swing clutch strip 1.2 is sleeved on the driving shaft 1.1, one end of a snap spring 1.3 is sleeved on the driving shaft 1.1 in an annular structure, the other end of the snap spring penetrates into a plug hole in the swing clutch strip 1.2 after being bent, a clutch gear 1.5 is installed at the other end of the swing clutch strip 1.2, a driving gear 1.4 is sleeved on the driving shaft 1.1, and the driving gear 1.4 is meshed with the clutch gear 1.5. Simultaneously, still install a gag lever post 1.6 on the swing separation and reunion strip 1.2 for it is spacing, rotate the excessive position when preventing its antiport.
The operating shaft 2 is the operating shaft of the gas cylinder, and the operating shaft 2 is consistent with the operating shaft on the conventional gas cylinder sliding triggering mechanism, and is not adjusted, because the conventional gas cylinder structure can be conveniently modified.
The operating shaft 2 is sleeved with a trigger gear 3, the trigger gear 3 is provided with a deflector rod 4, the deflector rod 4 is used for operating the sliding trigger mechanism 5, preferably, the deflector rod 4 can be directly and integrally formed on the trigger gear 3, or the deflector rod 4 is arranged on an installation base which is sleeved on the operating shaft 3 and is attached to the trigger gear 3.
The sliding trigger mechanism 5 comprises a mounting plate 5.1 (the mounting plate 5.1 can be fixed on the gas cylinder, or fixed on the outer shell of the driving motor assembly of the driving shaft 1.1, or fixed on the inner wall of the shell for accommodating the gas cylinder), an operating plate 5.2 and the mounting plate 5.1 are arranged in a relative sliding mode, if a plurality of long circular guide grooves are formed in the operating plate 5.2, the screws or other limiting columns installed on the mounting plate 5.1 are located in the long circular guide grooves, and therefore the surface contact and sliding fit structure of the operating plate 5.2 of the mounting plate 5.1 is achieved.
Meanwhile, the operating plate 5.2 and the mounting plate 5.1 are provided with locking elastic members, so that when the operating plate 5.2 is not driven by the shift lever 4, the locking elastic members provide enough pre-pressure to enable the clamping point 5.2.1 at one end of the operating plate 5.2 to be clamped into the locking mechanism to realize locking operation (preferably, the locking elastic members are springs, in the embodiment, spring mounting grooves for embedding springs are formed in the mounting plate 5.1 and the operating plate 5.2, protrusions for inserting one end of the springs are respectively arranged in the spring mounting grooves in the mounting plate 5.1 and the operating plate 5.2, and two ends of the springs are respectively mounted on the spring mounting protrusions 5.3 of the mounting plate 5.1 and the operating plate 5.2, so that quick mounting and stable use of the springs are realized); the other end of the operating plate 5.2 is provided with a toggle bar 5.2.2 in a protruding mode, and the toggle bar 4 is in sliding fit with the toggle bar 5.2.2, namely, under the locking state, the distance between the toggle bar 5.2.2 and the operating shaft 2 is smaller than the distance between the toggle bar 4 and the operating shaft 2.
The working principle of the manual-automatic integrated trigger system is as follows:
automatic (electric) control: when the driving gear 1.4 is driven by the driving shaft 1.1 to rotate anticlockwise, the clutch gear 1.5 rotates clockwise; meanwhile, due to the existence of the clamp spring 1.3, the clamp spring 1.3 causes the swing clutch strip 1.2 to rotate anticlockwise, so that the clutch gear 1.5 on the swing clutch strip 1.2 moves anticlockwise and is meshed with the trigger gear 3, the clutch of the cycloidal clutch mechanism 1 is closed at the moment, the rotating force is transmitted to the trigger gear 3, and the trigger gear 3 is driven to rotate. After the trigger gear 3 rotates (anticlockwise rotation at this moment), the trigger gear 3 drives the driving lever 4 to rotate, make the driving lever 4 and stir strip 5.2.2 contact, because stir the distance between strip 5.2.2 and the operating axis 2 is less than the distance between driving lever 4 and the operating axis 2 at this moment, consequently under the rotatory effect of driving lever 4, stir strip 5.2.2 is promoted and is moved left, thereby make stir strip 5.2.2 drive operating panel 5.2 and overcome locking elastic component elasticity and move left, make this moment promptly the stuck point 5.2.1 move left and break away from locking mechanical system, consequently realized the unblock operation to locking mechanical system. The limiting rod 1.6 is arranged in a manner that when the motor assembly rotates reversely (namely, the driving gear 1.4 rotates clockwise), the limiting rod 1.6 is clamped on the components such as the motor assembly outer shell or the mounting plate 5.1, and the like, so that the motor assembly is prevented from rotating reversely and passing the position.
Preferably, a clamping strip for clamping the limiting rod 1.6 is arranged below the driving gear 1.4 shown in fig. 1, and at the moment, the clamping strip is closer to the trigger gear 3, so that the maximum distance between the clutch gear 1.5 and the trigger gear 3 is limited, the cycloidal clutch mechanism 1 is ensured to quickly drive the trigger gear 3 in the shortest time, and the quick response capability of the whole system is provided.
Preferably, when the torsion of the clamp spring 1.3 is reasonably designed and controlled, and when the torsion is meshed with the trigger gear 3 in the reverse rotation direction, and the clamp spring 1.3 after power failure can ensure that the clamp spring is reset to be separated from the trigger gear 3, the design of the limiting rod 1.6 can be omitted, and at the moment, the assembly difficulty can be simplified, namely, the positive and negative wiring of the driving end of the motor does not need to be distinguished.
Manual control, after the outage of motor assembly, because jump ring 1.3's existence will make swing clutch strip 1.2 have a decurrent pulling force for it resets clockwise downwards, thereby has realized separation and reunion of separation and reunion gear 1.5 and trigger gear 3 and has broken away from, and the handle of installation can be convenient realization manual operation on this moment through operating axis 2, and whole unblock operation process is similar with automatic (electronic) control, and here is no longer repeated. It should be noted that: for manual control, because stir strip 5.2.2 and bulge in the face of operation panel 5.2, and driving lever 4 and operation panel 5.2's face is contactless, consequently driving lever 4 can trigger stir strip 5.2.2 from top to bottom, also can trigger stir strip 5.2.2 from bottom to top, no matter how stir operating shaft 2 promptly, no matter make trigger gear 3 anticlockwise or clockwise rotation, the operating panel 5.2 of trigger mechanism 5 that can both trigger smoothly slides leftward translation, thereby unblock locking mechanical system, thereby the safety in utilization under the emergency has been guaranteed, the smooth opening of system has been guaranteed. Meanwhile, the poking rods 4 are symmetrically provided with at least two poking rods, so that the poking strips 5.2.2 can be pushed twice to drive the operating plate 5.2 to slide leftwards when the operating shaft 2 rotates for one circle, and the opening reliability is improved.
Furthermore, the locking mechanism comprises a locking strip which is vertically and slidably arranged on the inner wall of the upper cover of the shell, a locking rod is arranged on the side wall of the locking strip in a protruding mode, an inverted L-shaped lock catch is arranged on the inner wall of the panel, and the locking rod is inserted into the L-shaped lock catch from bottom to top to lock the panel and prevent the panel from being opened; simultaneously, be provided with on the locking strip and supply stuck 5.2.1 male locking hole, and the top cover of locking strip is equipped with a spring, the top that a spring holder supplied the spring is installed on casing upper cover inner wall upper portion is fixed usefulness, after moving left to break away from when the above-mentioned stuck 5.2.1 of trigger mechanism 5 slides, the spring promotes the locking strip downwards at once, thereby make locking strip electronic locking lever move down and break away from the L shape hasp of inversion, the panel can be convenient at this moment open, especially at the gas cylinder to the gas filled in-process of gasbag, the gasbag will push open the panel at once and deviate from the casing, thereby realized opening fast. The above-described locking mechanism is a relatively general mechanism, and those skilled in the art can apply similar structures based on the present concepts within the scope of the present patent.
Claims (8)
1. A manual-automatic integrated trigger system is characterized in that: comprises the following steps: the trigger gear (3) is installed on the operating shaft (2), the shifting rod (4) is installed on the trigger gear (3), and the power mechanism drives the trigger gear (3) through the clutch mechanism.
2. The system of claim 1, wherein: the clutch mechanism is a cycloid type clutch mechanism (1) and comprises a driving shaft (1.1) driven by a power mechanism, one end of a swing clutch strip (1.2) is sleeved on the driving shaft (1.1), one end of a clamp spring (1.3) is sleeved on the driving shaft (1.1) in an annular structure, the other end of the swing clutch strip penetrates through an inserting hole in the swing clutch strip (1.2) after being bent, a clutch gear (1.5) is installed at the other end of the swing clutch strip (1.2), a driving gear (1.4) is sleeved on the driving shaft (1.1), the driving gear (1.4) is meshed with the clutch gear (1.5), and when the clutch mechanism triggers the clutch gear (1.5) to contact with a trigger gear (3), the clutch gear (1.5) is meshed with the trigger gear (3).
3. The system of claim 2, wherein: and the swing clutch strip (1.2) is also provided with a limiting rod (1.6).
4. The system of claim 2, wherein: a deflector rod (4) on the trigger gear (3) pushes a sliding trigger mechanism (5), the sliding trigger mechanism (5) comprises a mounting plate (5.1), an operating plate (5.2) and the mounting plate (5.1) are arranged in a relative sliding mode, and a locking elastic piece is arranged between the operating plate (5.2) and the mounting plate (5.1); a clamping point (5.2.1) at one end of the operating plate (5.2) is clamped into the locking mechanism, and a raised toggle bar (5.2.2) at the other end is in sliding fit with the toggle rod (4).
5. The system of claim 4, wherein: the distance between the toggle bar (5.2.2) and the operating shaft (2) is less than the distance between the toggle bar (4) and the operating shaft (2).
6. The system of claim 4, wherein: a plurality of long circular guide grooves are formed in the operating plate (5.2), and limiting columns installed on the installation plate (5.1) are located in the long circular guide grooves.
7. The system of claim 4, wherein: the locking elastic piece is a spring, spring mounting grooves for embedding the spring are formed in the mounting plate (5.1) and the operating plate (5.2), and spring mounting protrusions (5.3) for inserting one end of the spring are arranged in the spring mounting grooves respectively in the mounting plate (5.1) and the operating plate (5.2).
8. The system of claim 4, wherein: the locking mechanism comprises a locking strip which is vertically and slidably arranged on the inner wall of the upper cover of the shell, a locking rod is arranged on the side wall of the locking strip in a protruding mode, an inverted L-shaped lock catch is arranged on the inner wall of the panel, and the locking rod is inserted into the L-shaped lock catch from bottom to top; the locking strip is provided with a locking hole for inserting the clamping point (5.2.1), the top of the locking strip is sleeved with a spring, and the upper part of the inner wall of the upper cover of the shell is provided with a spring seat for fixing the top of the spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210413880.XA CN114832249B (en) | 2022-04-20 | 2022-04-20 | Manual-automatic integrated triggering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210413880.XA CN114832249B (en) | 2022-04-20 | 2022-04-20 | Manual-automatic integrated triggering system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114832249A true CN114832249A (en) | 2022-08-02 |
| CN114832249B CN114832249B (en) | 2024-07-19 |
Family
ID=82566019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210413880.XA Active CN114832249B (en) | 2022-04-20 | 2022-04-20 | Manual-automatic integrated triggering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114832249B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105525798A (en) * | 2016-02-17 | 2016-04-27 | 佛山市艾臣智能门窗科技有限公司 | Manual operation and automatic operation integrated door lock device |
| CN207406262U (en) * | 2017-09-15 | 2018-05-25 | 贵州省智能崛起科技有限公司 | A kind of self-locking mechanism for opening/closing for rolling screen door |
| CN108104621A (en) * | 2018-01-23 | 2018-06-01 | 东莞雅音电子科技有限公司 | Swing arm clutch and control method and arrangements for automotive doors and its door lock assembly |
| CN210178797U (en) * | 2019-03-21 | 2020-03-24 | 夏继峰 | Manual-automatic integrated clutch based on movable planetary gear |
| CN111341594A (en) * | 2020-03-30 | 2020-06-26 | 温州盛川机电制造有限公司 | Manual-automatic integrated operating mechanism of high-voltage switch cabinet |
| CN212642438U (en) * | 2020-10-20 | 2021-03-02 | 温州艾德美门窗***开发有限公司 | Manual-automatic's exhibition arm formula ware of windowing |
| CN213477908U (en) * | 2020-07-01 | 2021-06-18 | 深圳市弘博汇科技有限公司 | Clutch control device of electromechanical lock |
| CN213511784U (en) * | 2020-10-20 | 2021-06-22 | 温州艾德美门窗***开发有限公司 | Clutch mechanism for window opener |
| CN214435916U (en) * | 2020-10-19 | 2021-10-22 | 东方思创应急装备科技无锡有限公司 | Mine compressed oxygen self-rescuer capable of releasing oxygen rapidly |
| CN219614769U (en) * | 2022-04-20 | 2023-09-01 | 江苏益海装备科技有限公司 | Manual-automatic integrated triggering system |
-
2022
- 2022-04-20 CN CN202210413880.XA patent/CN114832249B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105525798A (en) * | 2016-02-17 | 2016-04-27 | 佛山市艾臣智能门窗科技有限公司 | Manual operation and automatic operation integrated door lock device |
| CN207406262U (en) * | 2017-09-15 | 2018-05-25 | 贵州省智能崛起科技有限公司 | A kind of self-locking mechanism for opening/closing for rolling screen door |
| CN108104621A (en) * | 2018-01-23 | 2018-06-01 | 东莞雅音电子科技有限公司 | Swing arm clutch and control method and arrangements for automotive doors and its door lock assembly |
| CN210178797U (en) * | 2019-03-21 | 2020-03-24 | 夏继峰 | Manual-automatic integrated clutch based on movable planetary gear |
| CN111341594A (en) * | 2020-03-30 | 2020-06-26 | 温州盛川机电制造有限公司 | Manual-automatic integrated operating mechanism of high-voltage switch cabinet |
| CN213477908U (en) * | 2020-07-01 | 2021-06-18 | 深圳市弘博汇科技有限公司 | Clutch control device of electromechanical lock |
| CN214435916U (en) * | 2020-10-19 | 2021-10-22 | 东方思创应急装备科技无锡有限公司 | Mine compressed oxygen self-rescuer capable of releasing oxygen rapidly |
| CN212642438U (en) * | 2020-10-20 | 2021-03-02 | 温州艾德美门窗***开发有限公司 | Manual-automatic's exhibition arm formula ware of windowing |
| CN213511784U (en) * | 2020-10-20 | 2021-06-22 | 温州艾德美门窗***开发有限公司 | Clutch mechanism for window opener |
| CN219614769U (en) * | 2022-04-20 | 2023-09-01 | 江苏益海装备科技有限公司 | Manual-automatic integrated triggering system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114832249B (en) | 2024-07-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0646513B1 (en) | Remote operation mechanism for stroller | |
| JP5769791B2 (en) | Latch device | |
| WO2016041520A1 (en) | Operating mechanism and locking device thereof | |
| CN219614769U (en) | Manual-automatic integrated triggering system | |
| KR960000755A (en) | Unlockable descender with self-locking of rope | |
| CN114832249A (en) | Manual-automatic integrated trigger system | |
| IT201600085579A1 (en) | LOCK FOR VEHICLE DOOR. | |
| CN114334525A (en) | Rotary isolating switch | |
| CN103670041A (en) | Electric locking device of subway platform screen door | |
| JP2020507029A (en) | Emergency opening system for sliding windows | |
| CN219159022U (en) | Cycloid clutch mechanism | |
| CN211407830U (en) | Safety lock catch | |
| TWI524001B (en) | Door machine with direction set assembly | |
| KR101704432B1 (en) | Closing spring charging device of circuit breaker | |
| JP2001329769A (en) | Control device for shutter opening/closing apparatus | |
| JP7244377B2 (en) | Handle box for window opening and closing | |
| CN118346779A (en) | Earthquake safety emergency cut-off valve | |
| JP2502509Y2 (en) | Automatic return type automatic closing device | |
| CN212614286U (en) | Manual-automatic intelligent smoke exhaust and heat extraction system | |
| CN212614287U (en) | Manual-automatic intelligent smoke exhaust and heat extraction system | |
| JP2004244899A (en) | Door opening holding device | |
| CN212583498U (en) | Manual-automatic intelligent smoke exhaust and heat extraction system | |
| CN212562834U (en) | Lockset device and opening and closing cabinet | |
| CN212583497U (en) | Manual-automatic intelligent smoke exhaust and heat extraction system | |
| JPH08312217A (en) | Method for unlocking hinged door provided with plural locks |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |