CN111307242B - Non-magnetic water meter collecting device - Google Patents
Non-magnetic water meter collecting device Download PDFInfo
- Publication number
- CN111307242B CN111307242B CN202010174428.3A CN202010174428A CN111307242B CN 111307242 B CN111307242 B CN 111307242B CN 202010174428 A CN202010174428 A CN 202010174428A CN 111307242 B CN111307242 B CN 111307242B
- Authority
- CN
- China
- Prior art keywords
- push rod
- fixed seat
- water meter
- collecting device
- lock
- 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.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/14—Casings, e.g. of special material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
Abstract
The invention discloses a non-magnetic water meter collecting device which comprises a shell, a lubricating mechanism and an overhauling mechanism, wherein a fixed seat is arranged on the inner surface of one side of the shell, a rotating rod is arranged on the surface of one side of the fixed seat, the rotating rod penetrates through the surface of one side of the fixed seat, one side of the rotating rod is positioned outside the fixed seat, the lubricating mechanism is positioned at the joint of the fixed seat and the rotating rod, the lubricating mechanism comprises a rotary table, the rotary table is positioned inside the fixed seat, and a piston cylinder is arranged on one side of the inside of the fixed seat, which is positioned on the rotary table; the surface of the rotating rod is lubricated by the arranged rotating disc, the horizontal moving effect of the rotation between the fixed seat and the rotating rod on the movable plate is guaranteed, and meanwhile, the service lives of the fixed seat and the rotating rod are prolonged; through the button that sets up, be favorable to realizing the effect that the dodge gate was opened to the one hand, ensured the normal work operation of device.
Description
Technical Field
The invention belongs to the technical field of water meter acquisition devices, and particularly relates to a non-magnetic water meter acquisition device.
Background
The water meter collector is arranged in an indoor or outdoor electricity meter box, mainly collects pulse signals or photoelectric signals generated in the water meter, is applied to a centralized meter reading system, completes the conversion of data signals, and does not need manual meter reading and charging operation.
But current no magnetism water gauge collection system still has some drawbacks after the device uses for a long time, and gap department between fixing base and the dwang has the dust to get into, blocks the rotation between fixing base and the dwang easily, uses for a long time the back when the device this moment, when needing to overhaul the inside collector of casing, the problem of opening the dodge gate that can not be quick for this reason we propose no magnetism water gauge collection system.
Disclosure of Invention
The invention aims to provide a non-magnetic water meter collecting device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: nonmagnetic water gauge collection system, including casing, lubricated mechanism, maintenance mechanism, one side internal surface of casing is provided with the fixing base, a side surface of fixing base is provided with the dwang, the dwang runs through a side surface of fixing base, and one side of dwang is in the outside of fixing base, lubricated mechanism is located the junction of fixing base and dwang, lubricated mechanism includes the carousel, the carousel is located the inside of fixing base, one side that the inside of fixing base is in the carousel is provided with a piston cylinder, a side surface of piston cylinder is provided with the second push rod, the second push rod runs through a side surface of piston cylinder, and the one end of second push rod is in the inside of piston cylinder, the one end fixed surface of second push rod is connected with the piston, the opposite side fixed surface of second push rod is connected with the second pivot, a side surface of carousel is provided with first push rod, the surface of one end of the first push rod is fixedly connected with a first rotating shaft, the second push rod is movably connected with the first push rod through a second rotating shaft, and the first push rod is movably connected with the rotary table through the first rotating shaft.
Preferably, a side surface of casing is provided with the dodge gate, the opposite side fixed surface of casing is connected with the buckle box, the locked groove has been seted up to the front surface of buckle box, a side fixed surface of dodge gate is connected with the jam plate, maintenance mechanism is located the junction of casing and dodge gate, maintenance mechanism includes the button, the button is located a side surface of buckle box, the junction of casing and dodge gate is provided with the torsional spring, the jam plate is in the inside of locked groove, the draw-in groove has been seted up to a side surface of jam plate, the inside of buckle box is provided with the connecting plate, the connecting plate is provided with the axis of rotation with the rotation junction of buckle box, a side fixed surface of connecting plate is connected with the lock post, the connecting plate is provided with the spring with the junction of locked groove, one side of lock post is in the inside of draw-in groove.
Preferably, one side fixed surface of the piston cylinder is connected with a connecting pipe, the inner side of the connecting pipe is movably connected with a ball, the ball penetrates through one side surface of the fixing seat, and one side of the ball is located outside the fixing seat.
Preferably, a sponge block is arranged on one side, located on the piston, of the interior of the piston cylinder, and lubricating oil is arranged in the sponge block.
Preferably, one side surface of the piston is abutted against one side surface of the sponge block, and the piston is movably connected with the piston cylinder through a second push rod.
Preferably, a connecting hole is formed in the surface of one side of the lock groove, and the lock cylinder penetrates through the connecting hole and is connected with the connecting plate.
Preferably, the button penetrates through one side surface of the buckle box, the button is located inside the buckle box, and one side surface of the buckle box is fixedly connected with one side surface of the connecting plate.
Preferably, the springs are provided with two groups, and the two groups of springs are connected to one side surface of the connecting plate.
Compared with the prior art, the invention has the beneficial effects that:
1. through the arranged rotary table, when the rotary table is rotated, the first push rod connected to one end of the first rotary shaft is enabled to move to one side; through the second rotating shaft, when the second rotating shaft is rotated, the second push rod connected with one side is enabled to move towards one side, so that the piston connected with one side is driven to move towards one side; through the arranged sponge block, when the piston moves to one side and the sponge block is extruded, lubricating oil arranged in the sponge block flows out; through the arranged connecting pipe, lubricating oil which is convenient for extruding the sponge block to flow out can dip and dye the round beads on the inner side of the connecting pipe; through the ball that sets up, when being convenient for rotate the ball, the surface of dwang can be scribbled to the lubricating oil on surface, can be with the surface lubrication of dwang, effectively avoided when the device uses the back for a long time, gap department between fixing base and the dwang has the dust to get into, block easily the rotation between fixing base and the dwang, be favorable to lubricating the surface of dwang, ensured the horizontal migration effect of rotation between fixing base and the dwang to the fly leaf, the life of fixing base and dwang has also been prolonged simultaneously.
2. Through the arranged button, the button is convenient to press to one side through the acting force of the spring, so that the lock cylinder connected to one side of the connecting plate moves to one side through the rotation of the rotating shaft, one side of the lock cylinder is rotated away from the inside of the clamping groove, and the clamping state of the locking groove and the locking plate is opened; through the torsional spring that sets up, the dodge gate that the dead state of being convenient for had been opened through the axle center rotation of torsional spring to one side automatic springing, opens the dodge gate from one side of casing, has effectively avoided when the device uses the back for a long time, when needing to overhaul the inside collector of casing, can not be quick open the dodge gate, is favorable to realizing the effect that the dodge gate was opened to the one hand, has ensured the normal work operation of device.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side sectional view of the fixing base and the rotating rod of FIG. 1;
FIG. 3 is an enlarged view of A of FIG. 2 according to the present invention;
FIG. 4 is a cross-sectional view of the locking slot and locking plate of FIG. 1 according to the present invention;
in the figure: 1. a housing; 2. a fixed seat; 3. rotating the rod; 4. a buckle box; 5. locking the groove; 6. a button; 7. a locking plate; 8. a turntable; 9. a first rotating shaft; 10. a first push rod; 11. a second rotating shaft; 12. a second push rod; 13. a piston; 14. a sponge block; 15. a piston cylinder; 16. a connecting pipe; 17. a ball; 18. a connecting plate; 19. a rotating shaft; 20. a spring; 21. a lock cylinder; 22. a card slot; 23. connecting holes; 24. a torsion spring; 25. a movable door.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: the non-magnetic water meter collecting device comprises a shell 1, a lubricating mechanism and an overhauling mechanism, wherein a fixed seat 2 is arranged on the inner surface of one side of the shell 1, a rotating rod 3 is arranged on the surface of one side of the fixed seat 2, the rotating rod 3 penetrates through the surface of one side of the fixed seat 2, one side of the rotating rod 3 is positioned outside the fixed seat 2, the lubricating mechanism is positioned at the joint of the fixed seat 2 and the rotating rod 3, the lubricating mechanism comprises a rotating disk 8, the rotating disk 8 is positioned inside the fixed seat 2, a piston cylinder 15 is arranged inside the fixed seat 2 and positioned on one side of the rotating disk 8, a second push rod 12 is arranged on the surface of one side of the piston cylinder 15, one end of the second push rod 12 is positioned inside the piston cylinder 15, a piston 13 is fixedly connected to the surface of one end of the second push rod 12, a second rotating shaft 11 is fixedly connected to the surface of the other side of the second push rod 12, a first push rod 10 is arranged on the surface of one side of the rotating disk 8, one end surface of the first push rod 10 is fixedly connected with a first rotating shaft 9, the second push rod 12 is movably connected with the first push rod 10 through a second rotating shaft 11, and the first push rod 10 is movably connected with the rotary table 8 through the first rotating shaft 9.
In this embodiment, preferably, a movable door 25 is disposed on one side surface of the housing 1, a buckle box 4 is fixedly connected to the other side surface of the housing 1, a lock slot 5 is formed on the front surface of the buckle box 4, a lock plate 7 is fixedly connected to one side surface of the movable door 25, the maintenance mechanism is located at the connection position of the housing 1 and the movable door 25, the maintenance mechanism includes a button 6, the button 6 is located on one side surface of the buckle box 4, a torsion spring 24 is disposed at the connection position of the housing 1 and the movable door 25, the lock plate 7 is located inside the lock slot 5, a lock slot 22 is formed on one side surface of the lock plate 7, a connecting plate 18 is disposed inside the buckle box 4, a rotating shaft 19 is disposed at the rotation connection position of the connecting plate 18 and the buckle box 4, a lock column 21 is fixedly connected to one side surface of the connecting plate 18, a spring 20 is disposed at the connection position of the connecting plate 18 and the lock slot 5, one side of the lock column 21 is located inside the lock slot 22, the effect of opening the movable door 25 by one hand is facilitated, and the normal working operation of the device is guaranteed.
In this embodiment, preferably, the connecting pipe 16 is fixedly connected to the surface of one side of the piston cylinder 15, the ball 17 is movably connected to the inner side of the connecting pipe 16, the ball 17 penetrates through the surface of one side of the fixing seat 2, and one side of the ball 17 is located outside the fixing seat 2, so that the surface of the rotating disk 8 is soaked in the lubricating oil, and the lubricating oil is contacted with the surface of the rotating rod 3, thereby cleaning and lubricating the surface of the rotating rod 3.
In this embodiment, it is preferable that a sponge block 14 is disposed inside the piston cylinder 15 on a side of the piston 13, and a lubricating oil is disposed inside the sponge block 14, so that the surface of the rotating rod 3 can be cleaned and lubricated.
In this embodiment, preferably, one side surface of the piston 13 abuts against one side surface of the sponge block 14, and the piston 13 is movably connected to the piston cylinder 15 through the second push rod 12, so that the second push rod 12 moves to one side, which drives the piston 13 to move to one side, and then extrudes the sponge block 14.
In this embodiment, preferably, a connecting hole 23 is formed in a surface of one side of the lock slot 5, and the lock cylinder 21 penetrates through the connecting hole 23 and is connected with the connecting plate 18, so that the lock cylinder 21 can be rotated away from the inside of the clamping slot 22.
In this embodiment, preferably, the button 6 penetrates through a side surface of the buckle box 4, the button 6 is located inside the buckle box 4, and the side surface of the buckle box 4 is fixedly connected with a side surface of the connecting plate 18, so that the button 6 is pressed to one side outside the buckle box 4, and the lock cylinder 21 can be driven to move to one side.
In this embodiment, it is preferable that the springs 20 are provided in two sets, and both the two sets of springs 20 are connected to one side surface of the connection plate 18 so that the button 6 can be pressed to one side.
The working principle and the using process of the invention are as follows: when the device is used, firstly, the surface of the rotating rod 3 and the surface friction of the rotating disk 8 are passed through, so that the rotating disk 8 rotates, the first push rod 10 connected to one side of the rotating disk 8 is driven to move to one side by the rotation of the first rotating shaft 9, then the second push rod 12 connected to one side of the first push rod 10 is driven to move to one side by the rotation of the second rotating shaft 11, so that the piston 13 connected to one end of the second push rod 12 moves to one side, then the sponge block 14 can be extruded, so that the lubricating oil arranged in the sponge block 14 flows out through the connecting pipe 16, the surface of the round bead 17 is impregnated with the lubricating oil, and after the surface of the round bead 17 is contacted with the surface of the rotating rod 3, the lubricating oil can be coated on the surface of the rotating rod 3, so that the rotating rod 3 rotates once in the inner side of the fixed seat 2 every round trip, the lubricating mechanism can be driven to do reciprocating circular motion once, be favorable to lubricating the surface to dwang 3, ensured the rotation between fixing base 2 and the dwang 3 to the horizontal migration effect of fly leaf, also prolonged the life of fixing base 2 and dwang 3 simultaneously. When the device is used, the button 6 is firstly pressed to one side through the acting force of the spring 20, so that the lock cylinder 21 connected to one side of the connecting plate 18 moves to one side through the rotation of the rotating shaft 19, one side of the lock cylinder 21 is rotated away from the inside of the clamping groove 22, the locking state of the locking groove 5 and the locking plate 7 is opened, then the movable door 25 which is opened in the locking state automatically bounces to one side through the rotation of the shaft center of the torsion spring 24, the movable door 25 is opened from one side of the shell 1, the overhaul of the collector inside the shell 1 is further realized, and the normal working operation of the device is guaranteed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. Nonmagnetic water gauge collection system, its characterized in that: comprises a shell (1), a lubricating mechanism and an overhauling mechanism, wherein a fixed seat (2) is arranged on the inner surface of one side of the shell (1), a rotating rod (3) is arranged on the surface of one side of the fixed seat (2), the rotating rod (3) penetrates through the surface of one side of the fixed seat (2), one side of the rotating rod (3) is positioned outside the fixed seat (2), the lubricating mechanism is positioned at the joint of the fixed seat (2) and the rotating rod (3), the lubricating mechanism comprises a rotating disc (8), the rotating disc (8) is positioned inside the fixed seat (2), a piston cylinder (15) is arranged on one side, positioned inside the rotating disc (8), of the fixed seat (2), a second push rod (12) is arranged on the surface of one side of the piston cylinder (15), and one end of the second push rod (12) is positioned inside the piston cylinder (15), the utility model discloses a rotary table, including one end fixed surface of second push rod (12) and carousel (8), the one end fixed surface of second push rod (12) is connected with piston (13), the opposite side fixed surface of second push rod (12) is connected with second pivot (11), a side surface of carousel (8) is provided with first push rod (10), the one end fixed surface of first push rod (10) is connected with first pivot (9), second push rod (12) are through second pivot (11) and first push rod (10) swing joint, first push rod (10) are through first pivot (9) and carousel (8) swing joint.
2. The non-magnetic water meter collecting device according to claim 1, characterized in that: a movable door (25) is arranged on one side surface of the shell (1), a buckle box (4) is fixedly connected to the other side surface of the shell (1), a lock groove (5) is formed in the front surface of the buckle box (4), a lock plate (7) is fixedly connected to one side surface of the movable door (25), the overhaul mechanism is located at the joint of the shell (1) and the movable door (25), the overhaul mechanism comprises a button (6), the button (6) is located on one side surface of the buckle box (4), a torsion spring (24) is arranged at the joint of the shell (1) and the movable door (25), the lock plate (7) is located inside the lock groove (5), a clamp groove (22) is formed in one side surface of the lock plate (7), a connecting plate (18) is arranged inside the buckle box (4), a rotating shaft (19) is arranged at the rotating joint of the connecting plate (18) and the buckle box (4), the surface of one side of the connecting plate (18) is fixedly connected with a lock column (21), a spring (20) is arranged at the joint of the connecting plate (18) and the lock groove (5), and one side of the lock column (21) is positioned in the clamping groove (22).
3. The non-magnetic water meter collecting device according to claim 1, characterized in that: one side fixed surface of piston cylinder (15) is connected with connecting pipe (16), the inboard swing joint of connecting pipe (16) has ball (17), ball (17) run through in one side surface of fixing base (2), and one side of ball (17) is in the outside of fixing base (2).
4. The non-magnetic water meter collecting device according to claim 1, characterized in that: a sponge block (14) is arranged on one side, located on the piston (13), of the interior of the piston cylinder (15), and lubricating oil is arranged in the sponge block (14).
5. The non-magnetic water meter collecting device according to claim 1, characterized in that: one side surface of the piston (13) is propped against one side surface of the sponge block (14), and the piston (13) is movably connected with the piston cylinder (15) through a second push rod (12).
6. The non-magnetic water meter collecting device according to claim 2, characterized in that: a connecting hole (23) is formed in the surface of one side of the lock groove (5), and the lock column (21) penetrates through the connecting hole (23) and is connected with the connecting plate (18).
7. The non-magnetic water meter collecting device according to claim 2, characterized in that: the button (6) penetrates through one side surface of the buckle box (4), the button (6) is located inside the buckle box (4), and one side surface of the buckle box (4) is fixedly connected with one side surface of the connecting plate (18).
8. The non-magnetic water meter collecting device according to claim 2, characterized in that: the springs (20) are arranged in two groups, and the two groups of springs (20) are connected to one side surface of the connecting plate (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010174428.3A CN111307242B (en) | 2020-03-13 | 2020-03-13 | Non-magnetic water meter collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010174428.3A CN111307242B (en) | 2020-03-13 | 2020-03-13 | Non-magnetic water meter collecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111307242A CN111307242A (en) | 2020-06-19 |
| CN111307242B true CN111307242B (en) | 2021-10-01 |
Family
ID=71155224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010174428.3A Active CN111307242B (en) | 2020-03-13 | 2020-03-13 | Non-magnetic water meter collecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111307242B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2289123Y (en) * | 1997-05-19 | 1998-08-26 | 刘俊 | Car pedal high pressure oil ejector |
| US6776135B1 (en) * | 2003-03-03 | 2004-08-17 | Tsung-Yun Chen | Rotary engine |
| CN104634399A (en) * | 2015-01-24 | 2015-05-20 | 安徽水联水务科技有限公司 | Waterproof ultrasonic water meter and calorimeter with valve arranged in the middle of pipe section and pipe section thereof |
| CN105286478A (en) * | 2015-12-08 | 2016-02-03 | 吕孟矫 | Squeezing and stirring type fruit and vegetable juice extractor |
| CN105413338A (en) * | 2015-12-30 | 2016-03-23 | 海宁洁宇袋式除尘配件有限公司 | Bag-cage skeleton and paint spraying system thereof |
| CN106090586A (en) * | 2016-08-21 | 2016-11-09 | 周栋 | A kind of hardware lubricating and antirust device |
| CN107719428A (en) * | 2017-08-22 | 2018-02-23 | 谢兴艺 | A kind of adjustment type household electrical appliances handling device |
| DE102017128414A1 (en) * | 2017-11-30 | 2019-06-06 | Peter Kraus | Turntable with hydrostatic bearing |
-
2020
- 2020-03-13 CN CN202010174428.3A patent/CN111307242B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2289123Y (en) * | 1997-05-19 | 1998-08-26 | 刘俊 | Car pedal high pressure oil ejector |
| US6776135B1 (en) * | 2003-03-03 | 2004-08-17 | Tsung-Yun Chen | Rotary engine |
| CN104634399A (en) * | 2015-01-24 | 2015-05-20 | 安徽水联水务科技有限公司 | Waterproof ultrasonic water meter and calorimeter with valve arranged in the middle of pipe section and pipe section thereof |
| CN105286478A (en) * | 2015-12-08 | 2016-02-03 | 吕孟矫 | Squeezing and stirring type fruit and vegetable juice extractor |
| CN105413338A (en) * | 2015-12-30 | 2016-03-23 | 海宁洁宇袋式除尘配件有限公司 | Bag-cage skeleton and paint spraying system thereof |
| CN106090586A (en) * | 2016-08-21 | 2016-11-09 | 周栋 | A kind of hardware lubricating and antirust device |
| CN107719428A (en) * | 2017-08-22 | 2018-02-23 | 谢兴艺 | A kind of adjustment type household electrical appliances handling device |
| DE102017128414A1 (en) * | 2017-11-30 | 2019-06-06 | Peter Kraus | Turntable with hydrostatic bearing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111307242A (en) | 2020-06-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111307242B (en) | Non-magnetic water meter collecting device | |
| CN210983599U (en) | Intelligent water meter convenient for card insertion | |
| CN212054189U (en) | Emergency unlocking switch for vehicle door for rail transit | |
| CN211553437U (en) | Hydrogeology detects uses sampling device | |
| CN213683411U (en) | Electric power machine room with trouble intelligence early warning function | |
| CN212111590U (en) | Novel alloy wire material and strip material resistance measuring device | |
| CN112060837B (en) | High-sealing automobile hub unit with integrated structure and assembling method thereof | |
| CN216476751U (en) | Intelligent lock cylinder rotating shaft | |
| CN212802991U (en) | Adjustable aluminum alloy shutter | |
| CN208832078U (en) | A kind of rotor-type oil pump with drive shaft | |
| CN209727163U (en) | A kind of Architectural Engineering Environment monitoring device | |
| CN212302714U (en) | Remote monitoring, monitoring and alarming device for elevator | |
| CN212021002U (en) | Double-sided adhesive film die cutting device | |
| CN211630924U (en) | Split-rail type strawberry storage device | |
| CN220627090U (en) | Information collector | |
| CN220828428U (en) | Embedded module | |
| CN212745708U (en) | Behavior tracking device suitable for behavior acquisition system | |
| CN211893227U (en) | Handrail mounting seat convenient to mount and used for rail transit | |
| CN219577573U (en) | Electronic equipment anti-interference protective cover for intelligent internet of things | |
| CN211668700U (en) | Full-automatic wheel dynamic balance testing machine frame convenient to dismantle | |
| CN211812741U (en) | Resistance electric heating high-temperature alloy wire winding equipment | |
| CN211624807U (en) | Non-woven equipment that stability can be good | |
| CN216281087U (en) | Smart city lighting management system based on city Internet of things base station | |
| CN220397201U (en) | Multi-angle adjusting camera | |
| CN212198230U (en) | Stable portal frame for foundation-pit-free elevator |
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 | ||
| GR01 | Patent grant |