CN108729757A - A kind of long arc lever automatic door locking device - Google Patents
A kind of long arc lever automatic door locking device Download PDFInfo
- Publication number
- CN108729757A CN108729757A CN201810407307.1A CN201810407307A CN108729757A CN 108729757 A CN108729757 A CN 108729757A CN 201810407307 A CN201810407307 A CN 201810407307A CN 108729757 A CN108729757 A CN 108729757A
- Authority
- CN
- China
- Prior art keywords
- unit
- nut
- axis pin
- lever
- fixedly mounted
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B51/00—Operating or controlling locks or other fastening devices by other non-mechanical means
- E05B51/02—Operating or controlling locks or other fastening devices by other non-mechanical means by pneumatic or hydraulic means
Landscapes
- Press Drives And Press Lines (AREA)
Abstract
The present invention relates to a kind of long arc lever automatic door locking device, which is made of base unit (1), compressing unit (2) and power source unit (3).When being compacted that distance is closer between device and compressing unit, compressing unit has big amplitude of fluctuation, while can also achieve the purpose that transmit larger torque.It drives compressing unit to move by power source unit in the present invention, can realize that compressing unit compresses the purpose for being compacted device.For in original automatic lock door mechanism in the present invention, when being compacted that distance is closer between device and compressing unit, the torque that compressing unit can transmit is smaller, cannot effectively transmit torque；When compressing unit can transmit larger torque so that compressing unit and distance farther out, cannot effectively save the problems such as space, in order to which the above problems of effective solution have invented the present apparatus between being compacted device.
Description
Technical field
The invention belongs to industrial circles, are related to a kind of long arc lever automatic door locking device.More precisely, of the invention
It is related to a kind of when being compacted that distance is closer between device and compressing unit, compressing unit has big amplitude of fluctuation, simultaneously
It can also achieve the purpose that transmit larger torque.
Background technology
Currently, there are many automatic lock door mechanisms in the market, but compressing unit is there is transmission larger torque and effectively
Saving space the problem of can not getting both.In current many devices, there is work as to be compacted distance between device and compressing unit
When closer, the torque that compressing unit can transmit is smaller, cannot effectively transmit torque；When compressing unit can transmit compared with
When big torque so that compressing unit and distance farther out, cannot effectively save the problems such as space between being compacted device.
Invention content
The purpose of the present invention is the deficiencies for existing apparatus, provide a kind of long arc lever automatic door locking device.It is logical
Rational design compressing unit is crossed, the function of significantly swinging can be realized by realizing compressing unit, effectively save space
While, additionally it is possible to achieve the purpose that transmit larger torque.
The above-mentioned purpose of the present invention is achieved through the following technical solutions, and is described with reference to the drawings as follows：
A kind of long arc lever automatic door locking device, the device is by base unit 1, compressing unit 2 and power source unit 3
Composition, the base unit 1 are fixedly mounted on ground, normal equipped with swing connecting bar axis pin 8 and 1, No. 2 on the base unit 1
Enclosed is close to switch unit 5,7；The compressing unit 2 is by 11 groups of swing connecting bar 9, clamping lever unit 10 and movement nut unit
At the swing connecting bar 9 is rotatablely connected with clamping lever unit 10 by clamping lever axis pin 17, the movement nut unit 11
It is fixedly mounted on clamping lever unit 10；The compressing unit 2 passes through the swing connecting bar in swing connecting bar 9 and base unit 1
Axis pin 8 is rotatablely connected, and the compressing unit 2 is connect with power source unit 3 by movement nut unit 11；The power source unit
3 are fixedly mounted on base unit 1, and the clamping lever unit 10 is driven by power source unit 3,1, No. 2 normally closed type is close opens
Close the control rotation of unit 5,7.
The base unit 1 by 4, No. 1 normally closed types of pedestal close to switch unit 5, be oriented to load 6, No. 2 normally closed types of plate unit
It is formed close to switch unit 7 and swing connecting bar axis pin 8, the guiding load plate unit 6 is fixedly mounted on pedestal 4, and No. 1 normally closed
Formula is fixedly mounted on close to switch unit 7 close to switch unit 5 and No. 2 normally closed types and is oriented on load plate unit 6, swing connecting bar pin
Axis 8 is mounted on pedestal 4；When movement nut unit 11 during the motion, being oriented to load plate unit 6 has guiding role.
The movement nut unit 11 passes through 14, No. 2 half axis pin units 15 of feed screw nut of No. 1 half axis pin unit of feed screw nut
It is fixedly mounted on clamping lever unit 10.
The clamping lever unit 10 by 14, No. 2 half axis pin units 15 of feed screw nut of No. 1 half axis pin unit of feed screw nut,
Clamping lever 16 and clamping lever axis pin 17 form, half axis pin unit 14 of No. 1 feed screw nut and No. 2 half axis pins of feed screw nut
Unit 15 is respectively and fixedly installed on clamping lever 16, for movement nut unit 11 to be fixedly mounted；The clamping lever axis pin
17 are fixedly mounted on clamping lever 16, and are connected with 9 activity of swing connecting bar；
The movement nut unit 11 is made of feed screw nut 12 and nut cross set 13, and the feed screw nut 12 fixes peace
In nut cross set 13.
The power source unit 3 is made of worm reducer unit 18, electric motor units 19 and bearing 20, and the worm gear subtracts
Fast device unit 18 is fixedly mounted on base unit 1, and is connected with electric motor units 19, the spiral shell of the worm reducer unit 18
Bar is connect with 11 screw-thread fit of movement nut unit, and screw rod end is connected by bearing 20 with base unit 1.
The power source unit 3 uses hydraulic cylinder 22, the movement nut unit 11 to use fixed movement nut 21,
The fixed movement nut 21 is fixedly mounted on the piston rod of hydraulic cylinder 22, and passes through No. 1 half axis pin unit of feed screw nut
14 and No. 2 half axis pin units 15 of feed screw nut are fixedly mounted on clamping lever unit 10, and the fixed movement nut 21 is logical
Cross the driving of hydraulic cylinder 22,1, No. 2 normally closed type is controlled close to switch unit 5,7 and moved, drive swing connecting bar 9 and clamping lever unit
10 rotate simultaneously.
The power source unit 3 uses air spring 23, the movement nut unit 11 to move spiral shell using flange plate type
Mother, the flange plate type movement nut are fixedly mounted on clamping lever unit 10, and the air spring is connected with external air source
It connecing, the flange plate type movement nut is driven by air spring 23,1, No. 2 normally closed type is controlled close to switch unit 5,7 and moved,
Swing connecting bar 9 and clamping lever unit 10 is driven to rotate simultaneously.
When power source unit 3 drives movement nut unit 11 to be moved towards 3 side of power source unit, movement nut unit
11 drive swing connecting bars 9 and clamping lever unit 10 rotate simultaneously, and when movement nut unit 11 touches, No. 2 normally closed types are close to be opened
When closing unit 7, power source unit 3 is stopped, 11 stop motion of movement nut unit, at this time swing connecting bar 9 and clamping lever
Unit 10 is in plumbness, and clamping lever unit 10 is compressed fully forward by pressure device, has most on clamping lever unit 10
Big vertical force；
When power source unit 3 drives movement nut unit 11 to be moved backwards to 3 side of power source unit, movement nut unit
11 drive swing connecting bars 9 and clamping lever unit 10 rotate simultaneously, and when movement nut unit 11 touches, No. 1 normally closed type is close to be opened
When closing unit 5, power source unit 3 is stopped, 11 stop motion of movement nut unit, at this time swing connecting bar 9 and clamping lever
Unit 10, which completely disengages, is compacted device, is located in base unit 1, does not interfere the movement for being compacted device, at this time swing connecting bar 9
With on clamping lever unit 10 have maximum free travel, when to realize work have maximum vertical force, when not working
With maximum free travel and automatically control effect.
When power source unit drives movement nut unit to be moved towards power source unit side, movement nut unit drives
Swing connecting bar and clamping lever unit are moved to outside base unit simultaneously, are approached when movement nut unit touches No. 2 normally closed types
When switch unit, power source unit is stopped, the also stop motion of movement nut unit, at this time swing connecting bar and clamping lever list
Member is in plumbness, and clamping lever unit is compressed fully forward by pressure device, and clamping lever unit can transmit maximum power
Square；When power source unit drives movement nut unit to be moved backwards to power source unit side, movement nut unit, which drives, to be swung
Connecting rod and clamping lever unit are moved into base unit simultaneously, when movement nut unit touches No. 1 normally closed type close to switch
When unit, power source unit is stopped, and the also stop motion of movement nut unit, swing connecting bar and clamping lever unit are complete at this time
Total detachment is compacted device, is located in base unit, does not interfere the movement for being compacted device, at this time swing connecting bar and clamping lever
There is maximum free travel on unit, can transmit maximum torque when compressing unit work to realize, have when not working
There is the purpose of maximum free travel and Automatic Control.
Compared with prior art the beneficial effects of the invention are as follows：
Long arc lever automatic door locking device of the present invention can meet in a smaller space, realize and compress
Unit has the function of significantly swinging, and space is bigger, can be good at saving space；At work, compressing unit
Larger torque can be transmitted, can realize that the while of transmitting larger torque has the function of significantly swinging.
Description of the drawings
1, Fig. 1 is the axonometric projection view of long arc lever automatic door locking device composition of the present invention；
2, Fig. 2 is the axonometric projection view of the structure composition of base unit of the present invention
3, Fig. 3 is the axonometric projection view of compressing unit of the present invention；
4, Fig. 4 is the axonometric projection view of movement nut unit of the present invention；
5, Fig. 5 is the axonometric projection view of clamping lever unit of the present invention；
6, Fig. 6 is the axonometric projection view of power source unit of the present invention；
7, Fig. 7 is the axonometric projection view of the fixed movement nut unit of hydraulic cylinder-of the present invention；
8, Fig. 8 is the axonometric projection view of air spring lever door lock mechanism pedestal of the present invention；
9, Fig. 9 is the working condition axonometric projection view of motor lever formula door lock mechanism of the present invention；
10, Figure 10 is the off working state axonometric projection view of motor lever formula door lock mechanism of the present invention；
11, Figure 11 is the axonometric projection view of hydraulic cylinder lever door lock mechanism of the present invention；
12, Figure 12 is the axonometric projection view of air spring lever door lock mechanism of the present invention.
In figure：1. base unit, 2. compressing units, 3. power source units, 4. pedestals, No. 5.1 normally closed types are single close to switch
Member, 6. are oriented to load plate unit, and No. 7.2 normally closed types are close to switch unit, and 8. swing connecting bar axis pins, 9. swing connecting bars, 10. compress
Lever unit, 11. movement nut units, 12. feed screw nuts, 13. nut cross sets, No. 14.1 half axis pin units of feed screw nut,
No. 15.2 half axis pin units of feed screw nut, 16. clamping levers, 17. clamping lever axis pins, 18. worm reducer units, 19. electricity
Machine unit, 20. bearings, 21. fixed movement nuts, 22. hydraulic cylinders, 23. air spring units.
Specific implementation mode
Present invention will be described in further detail below with reference to the accompanying drawings, and those skilled in the art can be made with reference to specification
Word can be implemented according to this.
Refering to fig. 1, the long arc lever automatic door locking device further includes base unit 1, compressing unit 2, power
Source unit 3, wherein base unit 1 is fixedly mounted on ground, and 2 one end of compressing unit passes through movement nut unit 11 and power
Source unit 3 is connected, and the other end is connected by swing connecting bar axis pin 8 with base unit 1；Peace is fixed in 3 one end of power source unit
On base unit 1, the other end is mounted on by bearing 20 on base unit 1.
Referring to Fig.2, the base unit 1, mainly by 4, No. 1 normally closed types of pedestal close to switch unit 5, be oriented to force bearing plate
6, No. 2 normally closed types of unit are formed close to switch unit 7, swing connecting bar axis pin 8.Wherein, load plate unit 6 is oriented to be fixedly mounted on
On pedestal 4；No. 1 normally closed type is fixedly mounted on close to switch unit 7 close to switch unit 5 and No. 2 normally closed types and is oriented to force bearing plate list
In member 6, swing connecting bar axis pin 8 is mounted on pedestal 4；When movement nut unit 11 during the motion, be oriented to load plate unit 6
Has the function of guiding.
Refering to Fig. 3, Fig. 4 and Fig. 5, the compressing unit 2, mainly by swing connecting bar 9, clamping lever unit 10, movement
Nut unit 11 forms.Wherein, 9 one end of swing connecting bar is connected with swing connecting bar axis pin 8, the other end and clamping lever unit 10
It is connected；Movement nut unit 11 and No. 1 feed screw nut half axis pin unit, 14, No. 2 feed screw nuts in clamping lever unit 10
Half axis pin unit 15 is connected；The clamping lever unit 10, mainly by No. 1 feed screw nut half axis pin unit, 14, No. 2 leading screws
Half axis pin unit 15 of nut, clamping lever 16, clamping lever axis pin 17 form, wherein No. 1 half axis pin unit 14,2 of feed screw nut
Number half axis pin unit 15 of feed screw nut is respectively and fixedly installed on clamping lever 16, and is connected with movement nut unit 11；Pressure
Tight lever axis pin 17 is fixedly mounted on clamping lever 16, and is connected with swing connecting bar 9；The movement nut unit 11,
It is mainly made of feed screw nut 12, nut cross set 13, wherein feed screw nut 12 is fixedly mounted in nut cross set 13.
Refering to Fig. 6, the power source unit 3, mainly by worm reducer unit 18, electric motor units 19,20 groups of bearing
At.Wherein, 18 one end of worm reducer unit is connected with electric motor units 19, and centre is connected with movement nut unit 11, separately
One end is connected by bearing 20 with base unit 1.
It is the introduction of the entirety and component part to mechanism above, it below will be to long arc lever automatic door locking device
Operation principle be introduced：
Refering to Fig. 8, driven when the work of power source unit 3 according to the design feature of long arc lever automatic door locking device
When movement nut unit 11 is moved towards 3 side of power source unit, movement nut unit 11 drives swing connecting bar 9 and clamping lever
Unit 10 is moved to outside base unit 1 simultaneously, when movement nut unit 11 touches No. 2 normally closed types close to switch unit 7, is moved
Power source unit 3 is stopped, the also stop motion of movement nut unit 11, and swing connecting bar 9 is in clamping lever unit 10 at this time
Plumbness, clamping lever unit 10 are compressed fully forward by pressure device, and maximum power can be transmitted on clamping lever unit 10
Square, the function that can be transmitted maximum torque when to realize work and automatically control.
Refering to Fig. 9, driven when the work of power source unit 3 according to the design feature of long arc lever automatic door locking device
When movement nut unit 11 is moved backwards to 3 side of power source unit, movement nut unit 11 drives swing connecting bar 9 and clamping lever
Unit 10 is moved into base unit 1 simultaneously, when movement nut unit 11 touches No. 1 normally closed type close to switch unit 5, is moved
Power source unit 3 is stopped, the also stop motion of movement nut unit 11, and swing connecting bar 9 and clamping lever unit 10 are complete at this time
Disengaging is compacted device, is located in base unit 1, has maximum freedom on swing connecting bar 9 and clamping lever unit 10 at this time
Stroke has the function of maximum free travel and automatically controls to realize when not working.
Long arc lever automatic door locking device of the present invention shares following several embodiments：
Refering to Fig. 7 and Figure 11, according to the design feature of long arc lever automatic door locking device, the power source unit
3, using hydraulic cylinder as power source unit, make movement nut unit into fixed movement nut, other structures are constant, liquid
Cylinder pressure is connected with external oil sources, can achieve the desired results.
Refering to Fig. 8 and Figure 12, according to the design feature of long arc lever automatic door locking device, the power source unit
3, using air spring as power source unit, make movement nut unit into flange plate type movement nut, other structures are not
Become, air spring is connected with external air source, can achieve the desired results.
Claims (8)
1. a kind of long arc lever automatic door locking device, the device is by base unit (1), compressing unit (2) and power source list
First (3) composition, which is characterized in that the base unit (1) is fixedly mounted on ground, equipped with pendulum on the base unit (1)
Pitman pin (8) and 1, No. 2 normally closed type are moved close to switch unit (5,7)；The compressing unit (2) is by swing connecting bar (9), compression
Lever unit (10) and movement nut unit (11) composition, the swing connecting bar (9) pass through compression with clamping lever unit (10)
Lever axis pin (17) is rotatablely connected, and the movement nut unit (11) is fixedly mounted on clamping lever unit (10)；The pressure
Tight unit (2) is rotatablely connected by the swing connecting bar axis pin (8) in swing connecting bar (9) and base unit (1), the compressing unit
(2) it is connect by movement nut unit (11) with power source unit (3)；The power source unit (3) is fixedly mounted on pedestal list
On first (1), the clamping lever unit (10) drives by power source unit (3), 1, No. 2 normally closed type is close to switch unit (5,7)
Control rotation.
2. long arc lever automatic door locking device according to claim 1, which is characterized in that the base unit (1)
By pedestal (4), No. 1 normally closed type close to switch unit (5), be oriented to load plate unit (6), No. 2 normally closed types close to switch unit (7)
It is formed with swing connecting bar axis pin (8), the guiding load plate unit (6) is fixedly mounted on pedestal (4), and No. 1 normally closed type is close
Switch unit (5) and No. 2 normally closed types are fixedly mounted on close to switch unit (7) to be oriented on load plate unit (6), swing connecting bar pin
Axis (8) is mounted on pedestal (4)；When movement nut unit (11) during the motion, be oriented to load plate unit (6) have be oriented to
Effect.
3. long arc lever automatic door locking device according to claim 1 or 2, which is characterized in that the movement nut
Unit (11) is fixedly mounted on compression by No. 1 half axis pin unit (14) of feed screw nut, No. 2 half axis pin units (15) of feed screw nut
On lever unit (10).
4. long arc lever automatic door locking device according to claim 3, which is characterized in that the clamping lever unit
(10) by No. 1 half axis pin unit (14) of feed screw nut, No. 2 half axis pin units (15) of feed screw nut, clamping lever (16) and compression
Lever axis pin (17) forms, and half axis pin unit (14) of No. 1 feed screw nut and No. 2 half axis pin units (15) of feed screw nut are respectively
It is fixedly mounted on clamping lever (16), for movement nut unit (11) to be fixedly mounted；The clamping lever axis pin (17) is solid
Dingan County is connected on clamping lever (16), and with swing connecting bar (9) activity.
5. long arc lever automatic door locking device according to claim 1, which is characterized in that the movement nut unit
(11) it is made of feed screw nut (12) and nut cross set (13), the feed screw nut (12) is fixedly mounted on nut cross set
(13) in.
6. long arc lever automatic door locking device according to claim 1, which is characterized in that the power source unit
(3) it is made of worm reducer unit (18), electric motor units (19) and bearing (20), the worm reducer unit (18) is fixed
It is connected on base unit (1), and with electric motor units (19), the screw rod of the worm reducer unit (18) and movement
Nut unit (11) screw-thread fit connects, and screw rod end is connected by bearing (20) with base unit (1).
7. long arc lever automatic door locking device according to claim 1, which is characterized in that the power source unit
(3) hydraulic cylinder (22) is used, the movement nut unit (11) is using fixed movement nut (21), the fixed movement spiral shell
Female (21) are fixedly mounted on the piston rod of hydraulic cylinder (22), and pass through No. 1 half axis pin unit (14) of feed screw nut and No. 2 leading screws
Half axis pin unit (15) of nut is fixedly mounted on clamping lever unit (10), and the fixed movement nut (21) passes through hydraulic pressure
Cylinder (22) driving, 1, No. 2 normally closed type are controlled close to switch unit (5,7) and are moved, and drive swing connecting bar (9) and clamping lever unit
(10) it rotates simultaneously.
8. long arc lever automatic door locking device according to claim 1, which is characterized in that the power source unit
(3) air spring (23), the movement nut unit (11) is used to use flange plate type movement nut, the flange plate type movement
Nut is fixedly mounted on clamping lever unit (10), and the air spring is connected with external air source, the flange plate type fortune
Dynamic nut is controlled close to switch unit (5,7) and is moved by air spring (23) driving, 1, No. 2 normally closed type, drives swing connecting bar
(9) it is rotated simultaneously with clamping lever unit (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810407307.1A CN108729757A (en) | 2018-05-02 | 2018-05-02 | A kind of long arc lever automatic door locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810407307.1A CN108729757A (en) | 2018-05-02 | 2018-05-02 | A kind of long arc lever automatic door locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108729757A true CN108729757A (en) | 2018-11-02 |
Family
ID=63939571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810407307.1A Pending CN108729757A (en) | 2018-05-02 | 2018-05-02 | A kind of long arc lever automatic door locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108729757A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0911198A1 (en) * | 1997-10-22 | 1999-04-28 | FBT Fahrzeug- und Maschinenbau AG | Pivotable sliding door |
| CN202031397U (en) * | 2011-03-24 | 2011-11-09 | 李锦恭 | Intelligent electronic lock control device for compact shelving |
| CN105840013A (en) * | 2016-04-29 | 2016-08-10 | 朱生祥 | Non-motorized vehicle anti-theft device with self-service toothed belt gearing and lead screw locking |
| CN208220408U (en) * | 2018-05-02 | 2018-12-11 | 吉林大学 | A kind of long arc lever automatic door locking device |
-
2018
- 2018-05-02 CN CN201810407307.1A patent/CN108729757A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0911198A1 (en) * | 1997-10-22 | 1999-04-28 | FBT Fahrzeug- und Maschinenbau AG | Pivotable sliding door |
| CN202031397U (en) * | 2011-03-24 | 2011-11-09 | 李锦恭 | Intelligent electronic lock control device for compact shelving |
| CN105840013A (en) * | 2016-04-29 | 2016-08-10 | 朱生祥 | Non-motorized vehicle anti-theft device with self-service toothed belt gearing and lead screw locking |
| CN208220408U (en) * | 2018-05-02 | 2018-12-11 | 吉林大学 | A kind of long arc lever automatic door locking device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208564394U (en) | A kind of movable sill airtight blast door | |
| CN208220408U (en) | A kind of long arc lever automatic door locking device | |
| CN108729757A (en) | A kind of long arc lever automatic door locking device | |
| CN107376769B (en) | Transmission mechanism suitable for double-rotation type coating mixing machine | |
| CN201827321U (en) | Engineering machine and all-around swinging mechanism thereof | |
| CN107013734A (en) | Electrically operated valve opens and closes protection device | |
| CN103759061A (en) | Novel electric quick valve closing device | |
| CN207195733U (en) | A kind of forging steel ball valve of band driving more changing device | |
| WO2022262058A1 (en) | Motor gearbox capable of implementing two-way hand-cranking operation for electric switch machine | |
| CN203670976U (en) | Novel electric quick-closing device for valve | |
| CN211313719U (en) | Automatic lock body with motor | |
| CN207774253U (en) | A kind of slide type lock material device | |
| CN209462339U (en) | Butterfly solar energy Energy-collecting tray rotating shaft locking device | |
| CN202817586U (en) | Adjustable connection rod for upper, lower isolated solid insulation ring-network cabinet | |
| CN113649103A (en) | Refractory material production facility that mixing efficiency is high | |
| CN205828182U (en) | A kind of novel quick delivery spring operating mechanism | |
| CN109920689A (en) | A kind of spring operating mechanism of gear energy storage | |
| CN218935086U (en) | Mechanical and electrical rotating speed fault emergency stop equipment | |
| CN111322449A (en) | Valve rotating device | |
| CN210552283U (en) | A press material combined mechanism for on banbury mixer | |
| CN218891156U (en) | Resin pump for double-arm sand mixer | |
| CN211569444U (en) | Centering device of blending stacker | |
| CN218802375U (en) | Walking limiting mechanism for walking ground rail of welding robot | |
| CN215950204U (en) | Brake device | |
| CN114251425A (en) | Rotary positioning mechanism |
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 |