A kind of new-type chemical experiment container brush device
Technical field
It is related that the present invention relates to a kind of teaching experiments, is in particular that the new-type chemical experiment of one kind is filled with container brush
It sets.
Background technique
During chemical experiment, most common is exactly the glass containers such as test tube, the waste liquid generated due to chemical experiment
Be not easy to directly be cleaned with hand, it is often necessary to using tool carry out artificial treatment, but can not avoid waste liquid splash on hand, in order to
Preferably protection human body, and reach better cleaning effect, so designing a kind of new-type chemical experiment container brush device
To solve the problems, such as this.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of new-type chemical experiment container brush device, present apparatus tools
Have brush cup, dry and dry one, can by the waste liquid centralized collection of generation, device can folding and unfolding, put and carry convenient for arranging,
Device top layer is provided with container extension, convenient for the temporarily putting of container.
In order to solve the above technical problems, being in particular a kind of new-type the present invention relates to a kind of teaching experiment correlation
Chemical experiment container brush device, including automatic brush mechanism, container fixed column, power mechanism, crust of the device one, drying mechanism,
Device telescoping mechanism, wastewater collection mechanism, crust of the device two, container fixed frame, fixed frame elevating mechanism, fixed frame displacement machine
Structure, the present apparatus have brush cup, dry and dry one, can by the waste liquid centralized collection of generation, device can folding and unfolding, put convenient for arranging
It puts and carries, device top layer is provided with container extension, convenient for the temporarily putting of container.
The automatic brush mechanism include rail rods, rotate gear, connection quarter butt, connected with outer casing, servo one, from turn
Brush is dried to joint, container hairbrush, container, rail rods are connected by welding with crust of the device one and connect, rail rods and connected with outer casing
Be adapted by through-hole, connected with outer casing with connect quarter butt and is adapted by through-hole, connection quarter butt and rotate gear, which pass through, welds phase
Connection, connected with outer casing are connected with servo one by fastening screw, and servo one and rail rods are adapted by groove, automatically
Steering connections is mounted on the bottom of connection quarter butt, auto-steering joint is connected with container hairbrush, wherein auto-steering joint
There are two numbers, and container dries brush and is connected with another auto-steering joint;
Power mechanism includes engine fixed lid, engine, increment gear, and engine passes through groove phase with crust of the device one
It adapts to, engine is connected with the fixed lid of engine by fastening screw, and the fixed lid of engine passes through fastening with crust of the device one
Screw is connected, and increment gear is connected with crust of the device one, and increment gear is mutually engaged with engine;
Drying mechanism includes servo two, carrier wheel, gear one, gear two, fan, electrical bar, battery, servo
Two are adapted with crust of the device one by groove, and servo two is connected with carrier wheel, and carrier wheel is engaged with one phase of gear,
Gear one is connected with crust of the device one, and gear one is connected with gear two by wheel chain, gear two and one phase of crust of the device
Connection, gear two are connected with fan, and electrical bar is located at the lower section of fan, and electrical bar, which is connected to the battery, to be connect, battery and dress
Shell one is set to be adapted by groove;
Device telescoping mechanism includes folding support bar, the support of two-sided gas, and folding support bar and the support of two-sided gas pass through fastening bolt
It is connected, folding support bar is connected with crust of the device one by fastening bolt, another folding support bar and crust of the device two
It is connected by fastening bolt;
Wastewater collection mechanism includes waste fluid container, gravity sensor, sensor, suggestion device, outside waste fluid container and device
Shell two is adapted by groove, and gravity sensor is fixed on the underface of waste fluid container, and sensor is fixed on gravity sensor
Underface, sensor are connected with suggestion device;
Container fixed frame include fixed gear one, support arm, crawler belt, fixed gear two, manually adjust gear, container support,
Central axis, container clamp mechanism, tooth sector, fixed gear one are connected with support arm by fastening bolt, fixed gear one with
Crawler belt is connected, and fixed gear two is connected with support arm by fastening bolt, and container clamp mechanism passes through groove phase with support arm
It adapts to, manually adjusts gear and be connected with support arm by fastening bolt, manually adjust gear and be engaged with fixed gear two-phase, propped up
Brace is connected by welding with container support and connects, and central axis is connected by welding with container support and connects, and central axis passes through with T shape supporting element
Through-hole is adapted, and tooth sector is connected by welding with container support and connects;
Container clamp mechanism includes track fastening, clip connecting rod, arc folder, strainer, track fastening and support arm
It is adapted by groove, track fastening is connected by welding with clip connecting rod and connects, and clip connecting rod and arc folder pass through tightly
Gu screw is connected, arc folder is adapted with clip connecting rod by groove, and arc folder and strainer are adapted by through-hole;
Fixed frame elevating mechanism includes T shape supporting element, put-put, folds lift rack, connection quarter butt, gas support connection
Bar, gas support, connection fixing block, lifting pedestal, T shape supporting element and put-put by through-hole be adapted, put-put with
Tooth sector is mutually engaged, and T shape supporting element and tooth sector are adapted by through-hole, folds lift rack and T shape supporting element passes through weldering
It connects and is connected, fold lift rack and lifting pedestal and be adapted by groove, fold lift rack bottom with quarter butt is connect and pass through fastening
Screw is connected, and connection quarter butt is connected with gas support connecting rod by fastening screw, and gas supports connecting rod and gas support passes through fastening spiral shell
Bolt is connected, and gas support is connected with lifting pedestal by fastening screw, and lifting pedestal is connected by welding with connection fixing block and connects,
Connection fixing block is fixedly connected with fixed crawler belt;
Fixed frame displacement mechanism includes hand cranking handle, hand-operated gear, transmission gear, displacement gear one, fixed crawler belt, displacement
Gear two, hand cranking handle are meshed with hand-operated gear by screw thread, and hand-operated gear is connected with crust of the device two, hand-operated gear with
Transmission gear is mutually engaged, and transmission gear is engaged with one phase of displacement gear, and displacement gear one is connected with fixed crawler belt, fixed crawler belt
It is connected with displacement gear two;
Automatic brush mechanism is connected by welding with crust of the device one to be connect, and container fixed column passes through welding phase with crust of the device one
Connection, power mechanism are connected with crust of the device one by fastening screw, and crust of the device one is connected with drying mechanism, outside device
Shell one is connected with device telescoping mechanism by fastening bolt, and device telescoping mechanism crosses fastening bolt with crust of the device two-way and is connected
It connects, container fixed frame is connect with fixed frame elevating mechanism movable contact, and fixed frame elevating mechanism is connected with fixed frame displacement mechanism
It connects, wastewater collection mechanism is mounted on crust of the device two.
As advanced optimizing for the technical program, a kind of new-type chemical experiment of the present invention is described in container brush device
Rotate gear, connection quarter butt, connected with outer casing, servo one and auto-steering joint number it is equal there are two.
As advanced optimizing for the technical program, a kind of new-type chemical experiment of the present invention is described in container brush device
There are four the numbers of folding support bar.
A kind of new-type chemical experiment container brush device of the invention has the beneficial effect that
A kind of new-type chemical experiment container brush device of the invention, the present apparatus have brush cup, dry and dry one, can
By the waste liquid centralized collection of generation, device can folding and unfolding, put and carry convenient for arranging, device top layer is provided with container extension, just
In the temporarily putting of container.
Detailed description of the invention
The present invention will be further described in detail with specific implementation method with reference to the accompanying drawing.
Fig. 1 is a kind of structural schematic diagram of new-type chemical experiment container brush device of the present invention.
Fig. 2 is a kind of structural schematic diagram of the automatic brush mechanism 1 of new-type chemical experiment container brush device of the present invention.
Fig. 3 is a kind of structural schematic diagram of the power mechanism 3 of new-type chemical experiment container brush device of the present invention.
Fig. 4 is the partial enlargement structural representation of A in Fig. 1.
Fig. 5 is a kind of structural schematic diagram of the device telescoping mechanism 6 of new-type chemical experiment container brush device of the present invention.
Fig. 6 is a kind of structural schematic diagram of the wastewater collection mechanism 7 of new-type chemical experiment container brush device of the present invention.
Fig. 7 is a kind of structural schematic diagram of the container fixed frame 9 of new-type chemical experiment container brush device of the present invention.
Fig. 8 is a kind of structural schematic diagram of the container clamp mechanism 9-8 of new-type chemical experiment container brush device of the present invention.
Fig. 9 is a kind of structural representation of the fixed frame elevating mechanism 10 of new-type chemical experiment container brush device of the present invention
Figure.
Figure 10 is that a kind of structure of the fixed frame displacement mechanism 11 of new-type chemical experiment container brush device of the present invention is shown
It is intended to.
Figure 11 is that a kind of stereochemical structure of the folding support bar 6-1 of new-type chemical experiment container brush device of the present invention is shown
It is intended to.
Figure 12 is the cross-sectional structure schematic diagram of B-B in Fig. 1.
In figure: automatic brush mechanism 1;Rail rods 1-1;Rotate gear 1-2;Connect quarter butt 1-3;Connected with outer casing 1-4;Servo
One 1-5;Auto-steering joint 1-6;Container hairbrush 1-7;Container dries brush 1-8;Container fixed column 2;Power mechanism 3;Engine
Fixed lid 3-1;Engine 3-2;Increment gear 3-3;Crust of the device 1;Drying mechanism 5;Two 5-1 of servo;Carrier wheel 5-
2;One 5-3 of gear;Two 5-4 of gear;Fan 5-5;Electrical bar 5-6;Battery 5-7;Device telescoping mechanism 6;Folding support bar 6-
1;Two-sided gas supports 6-2;Wastewater collection mechanism 7;Waste fluid container 7-1;Gravity sensor 7-2;Sensor 7-3;Suggestion device 7-4;
Crust of the device 28;Container fixed frame 9;Fixed one 9-1 of gear;Support arm 9-2;Crawler belt 9-3;Fixed two 9-4 of gear;It adjusts manually
Save gear 9-5;Container support 9-6;Central axis 9-7;Container clamp mechanism 9-8;Track fastening 9-8-1;Clip connecting rod 9-8-2;
Arc presss from both sides 9-8-3;Strainer 9-8-4;Tooth sector 9-9;Fixed frame elevating mechanism 10;T shape supporting element 10-1;Put-put
10-2;Fold lift rack 10-3;Connect quarter butt 10-4;Gas supports connecting rod 10-5;Gas supports 10-6;Connection fixing block 10-7;Lifting
Pedestal 10-8;Fixed frame displacement mechanism 11;Hand cranking handle 11-1;Hand-operated gear 11-2;Transmission gear 11-3;Displacement gear one
11-4;Fixed crawler belt 11-5;Two 11-6 of displacement gear.
Specific embodiment
Specific embodiment 1:
Illustrate present embodiment below with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12, the present invention relates to a kind of teaching
Experiment is related, is in particular a kind of new-type chemical experiment container brush device, including automatic brush mechanism 1, container are fixed
Column 2, power mechanism 3, crust of the device 1, drying mechanism 5, device telescoping mechanism 6, wastewater collection mechanism 7, crust of the device 28,
Container fixed frame 9, fixed frame elevating mechanism 10, fixed frame displacement mechanism 11, the present apparatus have brush cup, dry and dry one,
Can by the waste liquid centralized collection of generation, device can folding and unfolding, put and carry convenient for arranging, device top layer is provided with container extension,
Convenient for the temporarily putting of container.
The automatic brush mechanism 1 includes rail rods 1-1, rotate gear 1-2, connection quarter butt 1-3, connected with outer casing 1-4, watches
It takes one 1-5 of machine, auto-steering joint 1-6, container hairbrush 1-7, container and dries brush 1-8, rail rods 1-1 and crust of the device 1 are logical
It crosses to be weldingly connected and connect, rail rods 1-1 and connected with outer casing 1-4 are adapted by through-hole, and connected with outer casing 1-4 leads to quarter butt 1-3 is connect
It crosses through-hole to be adapted, connection quarter butt 1-3 is connected by welding with rotate gear 1-2 to be connect, connected with outer casing 1-4 and one 1-5 of servo
It is connected by fastening screw, one 1-5 of servo and rail rods 1-1 are adapted by groove, and auto-steering joint 1-6 is mounted on
The bottom of quarter butt 1-3 is connected, auto-steering joint 1-6 is connected with container hairbrush 1-7, wherein of auto-steering joint 1-6
There are two numbers, and container dries brush 1-8 and is connected with another auto-steering joint 1-6, auto-steering joint 1-6 adjustment container hair
1-7 is brushed, makes container hairbrush 1-7 vertically with the surface of vessel port, one 1-5 of servo, which drives, connects quarter butt 1-3 along rail rods 1-1
Displacement, is engaged rotate gear 1-2 with increment gear 3-3 phase, connected with outer casing 1-4 plays the role of connection;
Power mechanism 3 includes the fixed lid 3-1 of engine, engine 3-2, outside increment gear 3-3, engine 3-2 and device
Shell 1 is adapted by groove, and engine 3-2 is connected with the fixed lid 3-1 of engine by fastening screw, the fixed lid of engine
3-1 is connected with crust of the device 1 by fastening screw, and increment gear 3-3 is connected with crust of the device 1, increment gear 3-3
It is engaged with engine 3-2 phase, the fixed lid 3-1 of engine plays the role of fixed and seals, and engine 3-2 provides dynamic for device
Power;
Drying mechanism 5 includes two 5-1 of servo, carrier wheel 5-2, one 5-3 of gear, two 5-4 of gear, fan 5-5, electric heating
Stick 5-6, battery 5-7, two 5-1 of servo and crust of the device 1 are adapted by groove, two 5-1 of servo and carrier wheel
5-2 is connected, and carrier wheel 5-2 is engaged with one 5-3 phase of gear, and one 5-3 of gear is connected with crust of the device 1, one 5-3 of gear
It is connected with two 5-4 of gear by wheel chain, two 5-4 of gear is connected with crust of the device 1, two 5-4 of gear and fan 5-5 phase
Connection, electrical bar 5-6 is located at the lower section of fan 5-5, and electrical bar 5-6 is connected with battery 5-7, battery 5-7 with outside device
Shell 1 by groove be adapted, adjust two 5-1 of servo, make carrier wheel 5-2 simultaneously with one 5-3 phase of engine 3-2 and gear
Occlusion generates wind-force, wind-force becomes hot wind by electrical bar 5-6, to appearance to realize that engine 3-2 drives fan 5-5 rotation
Device is dried;
Device telescoping mechanism 6 includes that folding support bar 6-1, two-sided gas support 6-2, folding support bar 6-1 and two-sided gas support 6-2
It is connected by fastening bolt, folding support bar 6-1 is connected with crust of the device 1 by fastening bolt, another folds branch
Strut 6-1 is connected with crust of the device 28 by fastening bolt, and two-sided gas support 6-2 is started, and two-sided gas support 6-2 support folds branch
Strut 6-1, is unfolded device;
Wastewater collection mechanism 7 includes waste fluid container 7-1, gravity sensor 7-2, sensor 7-3, suggestion device 7-4, waste liquid
Container 7-1 and crust of the device 28 are adapted by groove, and gravity sensor 7-2 is fixed on the underface of waste fluid container 7-1, are passed
Sensor 7-3 is fixed on the underface of gravity sensor 7-2, and sensor 7-3 is connected with suggestion device 7-4, gravity sensor 7-2
The weight of waste liquid sends suggestion device 7-4 information to through sensor 7-3, mentions after weight is up to standard in detection waste fluid container 7-1
Showing device 7-4 issues prompt tone;
Container fixed frame 9 includes fixed one 9-1 of gear, support arm 9-2, crawler belt 9-3, fixed two 9-4 of gear, manually adjusts
Gear 9-5, container support 9-6, central axis 9-7, container clamp mechanism 9-8, tooth sector 9-9, fixed one 9-1 of gear and support arm 9-
2 are connected by fastening bolt, and fixed one 9-1 of gear is connected with crawler belt 9-3, and fixed two 9-4 of gear and support arm 9-2 passes through
Fastening bolt is connected, and container clamp mechanism 9-8 and support arm 9-2 are adapted by groove, manually adjusts gear 9-5 and support arm
9-2 is connected by fastening bolt, is manually adjusted gear 9-5 and is engaged with fixed two 9-4 phase of gear, support arm 9-2 and container support
9-6, which is connected by welding, to be connect, and central axis 9-7 is connected by welding with container support 9-6 and connects, central axis 9-7 and T shape supporting element 10-1
It being adapted by through-hole, tooth sector 9-9 is connected by welding with container support 9-6 and connects, manual rotation manual adjustment gear 9-5,
Manually adjusting gear 9-5 drives fixed two 9-4 of gear, fixed two 9-4 of gear that crawler belt 9-3, crawler belt 9-3 is driven to rotate clockwise band
Visibly moved device clamp mechanism 9-8 is moved down, and connects container bottom and container support 9-6, and fixed one 9-1 of gear plays fixed shoe
Effect with 9-3;
Container clamp mechanism 9-8 includes track fastening 9-8-1, clip connecting rod 9-8-2, arc folder 9-8-3, strainer 9-
8-4, track fastening 9-8-1 and support arm 9-2 are adapted by groove, track fastening 9-8-1 and clip connecting rod 9-8-2
It is connected by welding and connects, clip connecting rod 9-8-2 is connected with arc folder 9-8-3 by fastening screw, and arc presss from both sides 9-8-3 and folder
Sub- connecting rod 9-8-2 is adapted by groove, and arc presss from both sides 9-8-3 and strainer 9-8-4 and is adapted by through-hole, track fastening
9-8-1 plays the role of connection, and arc folder 9-8-3 plays fixed container, and strainer 9-8-4 plays tightening arc folder 9-
The effect of 8-3;
Fixed frame elevating mechanism 10 includes T shape supporting element 10-1, put-put 10-2, folds lift rack 10-3, connection
Quarter butt 10-4, gas support connecting rod 10-5, gas support 10-6, connection fixing block 10-7, lifting pedestal 10-8, T shape supporting element 10-1 with
Put-put 10-2 is adapted by through-hole, and put-put 10-2 is engaged with tooth sector 9-9 phase, T shape supporting element 10-1
It is adapted with tooth sector 9-9 by through-hole, folding lift rack 10-3 and T shape supporting element 10-1, which is connected by welding, to be connect, and is folded
Lift rack 10-3 and lifting pedestal 10-8 is adapted by groove, is folded the bottom lift rack 10-3 and is passed through tightly with quarter butt 10-4 is connect
Gu screw is connected, connection quarter butt 10-4 and gas support connecting rod 10-5 is connected by fastening screw, gas support connecting rod 10-5 and
Gas support 10-6 is connected by fastening bolt, and gas support 10-6 is connected with lifting pedestal 10-8 by fastening screw, lifting pedestal
10-8 is connected by welding with connection fixing block 10-7 and connects, and connection fixing block 10-7 is fixedly connected with fixed crawler belt 11-5, gas support
10-6 is shunk, and gas is pulled to support connecting rod 10-5, and gas supports connecting rod 10-5 and connection quarter butt 10-4 is pulled to shrink, makes to fold lift rack
10-3 extends, so that T shape supporting element 10-1 be made to rise, put-put 10-2 drives tooth sector 9-9 rotation;
Fixed frame displacement mechanism 11 includes hand cranking handle 11-1, hand-operated gear 11-2, transmission gear 11-3, displacement gear one
11-4, fixed crawler belt 11-5, displacement gear two 11-6, hand cranking handle 11-1 and hand-operated gear 11-2 are meshed by screw thread, hand
Gear 11-2 is shaken to be connected with crust of the device 28, hand-operated gear 11-2 is engaged with transmission gear 11-3 phase, transmission gear 11-3 with
One 11-4 phase of displacement gear is engaged, and one 11-4 of displacement gear is connected with fixed crawler belt 11-5, fixed crawler belt 11-5 and displacement tooth
It taking turns two 11-6 to be connected, hand-operated gear 11-2 is rotated by hand cranking handle 11-1, hand-operated gear 11-2 drives transmission gear 11-3,
Transmission gear 11-3 drives one 11-4 of displacement gear, one 11-4 of displacement gear that fixed crawler belt 11-5, fixed crawler belt 11-5 is driven to connect
Connection fixing block 10-7 is met, thus by the displacement other side of fixed frame elevating mechanism 10, two 11-6 of displacement gear and displacement gear
One 11-4 plays the role of fixed crawler belt 11-5;
Automatic brush mechanism 1 is connected by welding with crust of the device 1 to be connect, and container fixed column 2 and crust of the device 1 pass through weldering
It connects and is connected, power mechanism 3 is connected with crust of the device 1 by fastening screw, and crust of the device 1 is connected with drying mechanism 5
It connects, crust of the device 1 is connected with device telescoping mechanism 6 by fastening bolt, and device telescoping mechanism 6 and crust of the device 28 are logical
Fastening bolt is crossed to be connected, container fixed frame 9 is connect with 10 movable contact of fixed frame elevating mechanism, fixed frame elevating mechanism 10 with
Fixed frame displacement mechanism 11 is connected, and wastewater collection mechanism 7 is mounted on crust of the device 28.
Specific embodiment 2:
Illustrate present embodiment below with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12, present embodiment is to embodiment party
Formula one is described further, the rotate gear 1-2, connection quarter butt 1-3, connected with outer casing 1-4, one 1-5 of servo and automatic
There are two the number of steering connections 1-6 is equal.
Specific embodiment 3:
Illustrate present embodiment below with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12, present embodiment is to embodiment party
Formula one is described further, and there are four the numbers of the folding support bar 6-1.
The application method of device: by the liquid of container injection cleaning, start two-sided gas support 6-2, two-sided gas support 6-2 support folding
Folded support rod 6-1, is unfolded device.
Strainer 9-8-4 is adjusted, two arc folder 9-8-3 are separated, container head is placed on two arc folder 9-8-3
Between, strainer 9-8-4 is being tightened, container head is fixed, manual rotation manual adjustment gear 9-5 manually adjusts gear 9-5
Fixed two 9-4 of gear, fixed two 9-4 of gear is driven to drive crawler belt 9-3, crawler belt 9-3 to rotate clockwise and drive container clamp mechanism 9-8
It moves down, connects container bottom and container support 9-6, realize the fixation of container.
Auto-steering joint 1-6 adjustment container hairbrush 1-7, make container hairbrush 1-7 vertically with the surface of vessel port, servo
One 1-5 of machine drives connection quarter butt 1-3 to be displaced along rail rods 1-1, is engaged rotate gear 1-2 with increment gear 3-3 phase, opens at this time
Dynamic engine 3-2, engine 3-2 drive increment gear 3-3, so that container hairbrush 1-7 be made to rotate, gas supports 10-6 and shrinks, and pull
Gas supports connecting rod 10-5, and gas support connecting rod 10-5 pulls connection quarter butt 10-4 to shrink, and makes to fold lift rack 10-3 extension, to make
T shape supporting element 10-1 rises, to realize that container hairbrush 1-7 gos deep into container, is cleared up.
Hand-operated gear 11-2 is rotated by hand cranking handle 11-1, hand-operated gear 11-2 drives transmission gear 11-3, transmits tooth
Taking turns 11-3 drives one 11-4 of displacement gear, one 11-4 of displacement gear to drive fixed crawler belt 11-5, fixed crawler belt 11-5 connection connection
Fixed block 10-7, so that the displacement other side of fixed frame elevating mechanism 10 is started put-put 10-2, put-put
10-2 drives tooth sector 9-9 rotation to realize the inclination of container so that container support 9-6 be made to rotate, the liquid in container is poured into
In wastewater collection mechanism 7, rotate gear 1-2 is made to be detached from increment gear 3-3 at this time, identical operation makes container dry 1-8 pairs of brush
Container is dried.
Two 5-1 of servo is adjusted, is engaged carrier wheel 5-2 with engine 3-2 and one 5-3 phase of gear simultaneously, thus real
Existing engine 3-2 drives fan 5-5 rotation, generates wind-force, and wind-force becomes hot wind by electrical bar 5-6, dries to container,
The container of drying is removed, is placed in container fixed column 2, convenient for taking.
The weight of waste liquid transmits after weight is up to standard through sensor 7-3 in gravity sensor 7-2 detection waste fluid container 7-1
Suggestion device 7-4 information is given, suggestion device 7-4 issues prompt tone.
The present apparatus has brush cup, dry and dry it is integrated, can by the waste liquid centralized collection of generation, device can folding and unfolding, be convenient for
Arrangement is put and is carried, and device top layer is provided with container extension, convenient for the temporarily putting of container.
Certainly, above description is not limitation of the present invention, and the present invention is also not limited to the example above, the art
The variations, modifications, additions or substitutions that those of ordinary skill is made within the essential scope of the present invention also belong to guarantor of the invention
Protect range.