CN109869590A - A kind of fire prevention observation device in forestry mountain area - Google Patents
A kind of fire prevention observation device in forestry mountain area Download PDFInfo
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- CN109869590A CN109869590A CN201910211797.2A CN201910211797A CN109869590A CN 109869590 A CN109869590 A CN 109869590A CN 201910211797 A CN201910211797 A CN 201910211797A CN 109869590 A CN109869590 A CN 109869590A
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- 230000002265 prevention Effects 0.000 title claims abstract description 21
- 244000309464 bull Species 0.000 claims abstract description 23
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000007664 blowing Methods 0.000 abstract description 8
- 230000005489 elastic deformation Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention discloses a kind of fire prevention observation devices in forestry mountain area, including pedestal, fixing seat is fixedly installed at the top of the pedestal, it is opened up at the top of the pedestal fluted, motor slot is offered on the side inner wall of groove, servo motor is fixedly installed on the side inner wall of motor slot, the output shaft of servo motor extends in groove and is fixedly installed with rotary column, rotary column is equipped with sliding seat, limiting slot is offered in the bottom interior wall of groove, the bottom of sliding seat extends in limiting slot and is rotatably equipped with ball, the bottom interior wall of ball and limiting slot rolls connection, one end that bull stick is rotated and be equipped on the outside and sliding seat of groove is extended at the top of sliding seat, the side of the fixing seat offers fixing groove.The configuration of the present invention is simple, it is easy to use, the generation of fire can be effectively reduced by the adjusting to observation device body height, and the vibration of the observation device ontology when blowing can be effectively reduced.
Description
Technical field
The present invention relates to observation device technical field more particularly to a kind of fire prevention observation devices in forestry mountain area.
Background technique
Mountain area fire is the most dangerous enemy of mountain area forest and the most fearful disaster of forestry, it can give mountain area forest region
Carry out most harmful, most destructive consequence.Mountain area fire not only burns sheet of forest, injures the animal of intermountain existence, and
And the fertility of forest is also reduced, cause the barren of soil and destroy forest water conservation, results even in mountain bridge ring
Border disequilibrium.Therefore, it is necessary to carry out detection observation and early warning to mountain area to professional, the generation and expansion of fire are avoided
Greatly, forest is caused to damage.
Existing fire prevention observation device is most of to be detected by satellite and multimedia, to avoid because of people
The fault of work and cause to lose, due to growing thickly in forestry mountain area mostly weeds trees, thus when trees grow to certain height
The visual field of observation device will necessarily be interfered, and frequently encounters the case where blowing in forestry mountain area, so that observation device shakes,
So that observation device is easy to happen breaking-up, to cause unnecessary loss, thus it is proposed that a kind of forestry mountain area
Fire prevention observation device is for solving described problem.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of fire in the forestry mountain area proposed
Calamity prevents observation device.
To achieve the goals above, present invention employs following technical solutions:
A kind of fire prevention observation device in forestry mountain area, including pedestal are fixedly installed with fixing seat at the top of the pedestal,
It opens up fluted at the top of the pedestal, offers motor slot on the side inner wall of groove, it is fixed on the side inner wall of motor slot
Servo motor is installed, the output shaft of servo motor extends in groove and is fixedly installed with rotary column, and rotary column is equipped with sliding seat,
Limiting slot is offered in the bottom interior wall of the groove, the bottom of sliding seat extends in limiting slot and is rotatably equipped with ball,
The bottom interior wall of ball and limiting slot rolls connection, extends on the outside and sliding seat of groove and is rotated simultaneously at the top of sliding seat
One end of bull stick is installed, the side of the fixing seat offers fixing groove, consolidates in the top inner wall and bottom interior wall of fixing groove
Dingan County is equipped with the same fixed link, is slidably fitted with lifting seat in fixed link, and the bottom of lifting seat is fixedly installed with link block, and
The other end of bull stick is rotatably installed on link block, and the side of lifting seat offers square groove, in the top inner wall and bottom of square groove
It is fixedly installed with fixed column on wall, is slidably installed in fixed column there are two symmetrically arranged sliding block, what two sliding blocks were located remotely from each other
Side is fixedly installed with one end of the first spring, and the other end of the first spring is fixedly mounted in the top inner wall and bottom of square groove
On wall, the side of two sliding blocks is rotatably equipped with one end of rod, two other ends for turning rod extend to the outside of square groove and
Round block is installed, the same observation device ontology is fixedly installed on two round blocks, the top and bottom of observation device ontology are equal
It is fixedly installed with Mobile base, the side of the lifting seat is opened up there are two symmetrically arranged spring groove, and spring groove is located at square groove
Top and bottom are fixedly installed with one end of second spring, the fixed peace in the side of the Mobile base on the side inner wall of spring groove
Equipped with attachment base, the side of attachment base is extended in spring groove, and the other end of second spring is fixedly mounted on attachment base.
Preferably, the side of the sliding seat offers threaded hole, and the side wall of threaded hole is equipped with internal screw thread, sets on rotary column
There is external screw thread, internal screw thread is meshed with external screw thread.
Preferably, turn trough is offered on the other side inner wall of the groove, one end of rotary column is rotatably installed in turn trough.
Preferably, annular groove is offered on the side wall of the turn trough, one end of rotary column extends in turn trough and fixed peace
Equipped with ring slider, ring slider is slidably mounted in annular groove.
Preferably, slide opening is offered at the top of the lifting seat, lifting seat is slidably connected by slide opening and fixed link.
Preferably, the other side of the lifting seat is rotatably equipped with spin, and the side inner wall rolling of spin and fixing groove connects
It connects.
Preferably, fixation hole is offered in the top inner wall of the sliding block, sliding block is connected by fixation hole and fixed column sliding
It connects.
Preferably, the side wall of the fixation hole is equipped with sealing ring, and sliding block is tightly connected by sealing ring and fixed column.
Compared with prior art, the beneficial effects of the present invention are:
It is sliding by pedestal, fixing seat, groove, motor slot, servo motor, rotary column, sliding seat, threaded hole, ball, turn trough, annular
Block, bull stick, fixing groove, fixed link, lifting seat, slide opening, observation device ontology match, and can complete to observation device ontology
Lifting start servo motor so that the visual field caused by effectively avoiding because of odjective cause lacks, the output shaft of servo motor drives
Rotary column rotation, because rotary column is threadedly coupled with sliding seat, rotary column rotation drives sliding seat to slide on rotary column, because of bull stick
It is rotatablely connected with sliding seat, therefore sliding seat sliding just drives bar rotation, bar rotation just drives lifting seat to go up and down, lifting seat
Lifting just drives the lifting of observation device ontology,
It is sliding by pedestal, fixing seat, groove, motor slot, servo motor, rotary column, sliding seat, threaded hole, ball, turn trough, annular
Block, bull stick, fixing groove, fixed link, lifting seat, slide opening, observation device ontology, fixed column, sliding block, the first spring, fixation hole,
Two springs, Mobile base, spring groove, annular groove, turn rod, link block, round block and match to reduce and blowing attachment base
In the case of observation device ontology vibration, when observation device ontology shakes, observation device ontology drives two rotary columns to turn
It is dynamic, turn rod rotation band movable slider and goes up and down, sliding block lifting will compress the first spring, so that elastic deformation occurs for the first spring, and
When observation device ontology shakes, observation device ontology drives Mobile base mobile, and Mobile base is mobile to drive attachment base in spring groove
Mobile, attachment base movement will drive second spring that elastic deformation occurs, by the effect of the first spring and second spring elastic force,
So as to reduce the vibration of observation device ontology.
The configuration of the present invention is simple, it is easy to use, fire can be effectively reduced by the adjusting to observation device body height
Generation, and the vibration of the observation device ontology when blowing can be effectively reduced.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the fire prevention observation device in forestry mountain area proposed by the present invention；
Fig. 2 is the structural schematic diagram of part A in a kind of fire prevention observation device in forestry mountain area proposed by the present invention；
Fig. 3 is the structural schematic diagram of part B in a kind of fire prevention observation device in forestry mountain area proposed by the present invention；
Fig. 4 is the structural schematic diagram of C portion in a kind of fire prevention observation device in forestry mountain area proposed by the present invention；
Fig. 5 is the structural schematic diagram of the part D in a kind of fire prevention observation device in forestry mountain area proposed by the present invention.
In figure: 1 pedestal, 2 fixing seats, 3 grooves, 4 motor slots, 5 servo motors, 6 rotary columns, 7 sliding seats, 8 threaded holes, 9 rollings
Pearl, 10 turn troughs, 11 ring sliders, 12 bull sticks, 13 fixing grooves, 14 fixed links, 15 lifting seats, 16 slide openings, 17 observation device ontologies,
18 fixed columns, 19 sliding blocks, 20 first springs, 21 fixation holes, 22 second springs, 23 attachment bases, 24 Mobile bases, 25 spring grooves, 26
Annular groove, 27 turns of rods, 28 link blocks, 29 round blocks.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-5, a kind of fire prevention observation device in forestry mountain area, including pedestal 1, the top of pedestal 1 are fixed
Fixing seat 2 is installed, the top of pedestal 1 opens up fluted 3, motor slot 4 is offered on the side inner wall of groove 3, motor slot 4
Servo motor 5 is fixedly installed on the inner wall of side, the output shaft of servo motor 5 extends in groove 3 and is fixedly installed with rotary column
6, rotary column 6 is equipped with sliding seat 7, offers limiting slot in the bottom interior wall of groove 3, the bottom of sliding seat 7 extends to limiting slot
Interior and be rotatably equipped with ball 9, the bottom interior wall of ball 9 and limiting slot, which rolls, to be connected, and the top of sliding seat 7 extends to groove 3
Outside and sliding seat 7 on and rotate and be equipped with one end of bull stick 12, the side of fixing seat 2 offers fixing groove 13, fixed
It is fixedly installed with the same fixed link 14 in the top inner wall and bottom interior wall of slot 13, is slidably fitted with lifting seat in fixed link 14
15, the bottom of lifting seat 15 is fixedly installed with link block 28, and the other end of bull stick 12 is rotatably installed on link block 28, lifting
The side of seat 15 offers square groove, is fixedly installed with fixed column 18 in the top inner wall and bottom interior wall of square groove, in fixed column 18
Being slidably installed, there are two symmetrically arranged sliding blocks 19, and the side that two sliding blocks 19 are located remotely from each other is fixedly installed with the first spring 20
The other end of one end, the first spring 20 is fixedly mounted in the top inner wall and bottom interior wall of square groove, the side of two sliding blocks 19
It is rotatably equipped with one end of rod 27, two other ends for turning rod 27 extend to the outside of square groove and are equipped with round block 29, and two
The same observation device ontology 17 is fixedly installed on a round block 29, the top and bottom of observation device ontology 17 are fixedly mounted
There is Mobile base 24, the side of lifting seat 15 is opened up there are two symmetrically arranged spring groove 25, and spring groove 25 is located at the top of square groove
And bottom, one end of second spring 22 is fixedly installed on the side inner wall of spring groove 25, the side of Mobile base 24 is fixedly mounted
There is attachment base 23, the side of attachment base 23 extends in spring groove 25, and the other end of second spring 22 is fixedly mounted on connection
Seat 23 on, by pedestal 1, fixing seat 2, groove 3, motor slot 4, servo motor 5, rotary column 6, sliding seat 7, threaded hole 8, ball 9,
Turn trough 10, ring slider 11, bull stick 12, fixing groove 13, fixed link 14, the phase of lifting seat 15, slide opening 16, observation device ontology 17
Cooperation, can complete the lifting to observation device ontology 17, so that the visual field caused by effectively avoiding because of odjective cause lacks, starting
The output shaft of servo motor 5, servo motor 5 drives rotary column 6 to rotate, because rotary column 6 is threadedly coupled with sliding seat 7, rotary column 6
Rotation drives sliding seat 7 to slide on rotary column 6, because bull stick 12 and sliding seat 7 are rotatablely connected, sliding seat 7 slides just band
Turn bar 12 rotates, and the rotation of bull stick 12 just drives lifting seat 15 to go up and down, and the lifting of lifting seat 15 just drives observation device ontology 17
Lifting by pedestal 1, fixing seat 2, groove 3, motor slot 4, servo motor 5, rotary column 6, sliding seat 7, threaded hole 8, ball 9, turns
Slot 10, bull stick 12, fixing groove 13, fixed link 14, lifting seat 15, slide opening 16, observation device ontology 17, is fixed ring slider 11
Column 18, sliding block 19, the first spring 20, fixation hole 21, second spring 22, attachment base 23, Mobile base 24, spring groove 25, annular are sliding
Slot 26, rotary column 27, link block 28, round block 29 match the shake that can reduce the observation device ontology 17 in the case where blowing
Dynamic, when observation device ontology 17 shakes, observation device ontology 17 drives two rotary columns 27 to rotate, and the rotation of rotary column 27 drives
Sliding block 19 is gone up and down, and the lifting of sliding block 19 will compress the first spring 20, so that elastic deformation, and observation device occur for the first spring 20
When ontology 17 shakes, observation device ontology 17 drives Mobile base 24 mobile, and Mobile base 24 is mobile to drive attachment base 23 in spring groove
It is moved in 23,23 movement of attachment base will drive second spring 22 that elastic deformation occurs, and pass through the first spring 20 and second spring
The effect of 22 elastic force, so as to reduce the vibration of observation device ontology 17, the configuration of the present invention is simple is easy to use, by right
The adjusting of 17 height of observation device ontology can effectively reduce the generation of fire, and can effectively reduce the observation device when blowing
The vibration of ontology 17.
In the present embodiment, the side of sliding seat 7 offers threaded hole 8, and the side wall of threaded hole 8 is equipped with internal screw thread, rotary column 6
It is equipped with external screw thread, internal screw thread is meshed with external screw thread, and turn trough 10, one end of rotary column 6 are offered on the other side inner wall of groove 3
It is rotatably installed in turn trough 10, annular groove 26 is offered on the side wall of turn trough 10, one end of rotary column 6 extends in turn trough 10 simultaneously
It is fixedly installed with ring slider 11, ring slider 11 is slidably mounted in annular groove 26, and the top of lifting seat 15 offers cunning
Hole 16, lifting seat 15 are slidably connected by slide opening 16 with fixed link 14, and the other side of lifting seat 15 is rotatably equipped with spin, spin
It rolls and connects with the side inner wall of fixing groove 13, offer fixation hole 21 in the top inner wall of sliding block 19, sliding block 19 passes through fixation
Hole 21 is slidably connected with fixed column 18, and the side wall of fixation hole 21 is equipped with sealing ring, and sliding block 19 passes through sealing ring and fixed column 18
It is tightly connected, passes through pedestal 1, fixing seat 2, groove 3, motor slot 4, servo motor 5, rotary column 6, sliding seat 7, threaded hole 8, ball
9, turn trough 10, ring slider 11, bull stick 12, fixing groove 13, fixed link 14, lifting seat 15, slide opening 16, observation device ontology 17
It matches, the lifting to observation device ontology 17 can be completed, so that the visual field caused by effectively avoiding because of odjective cause lacks, open
The output shaft of dynamic servo motor 5, servo motor 5 drives rotary column 6 to rotate, because rotary column 6 is threadedly coupled with sliding seat 7, turns
The rotation of column 6 drives sliding seat 7 to slide on rotary column 6, because bull stick 12 and sliding seat 7 are rotatablely connected, sliding seat 7 is slided just
Bull stick 12 is driven to rotate, the rotation of bull stick 12 just drives lifting seat 15 to go up and down, and the lifting of lifting seat 15 just drives observation device ontology 17
Lifting, by pedestal 1, fixing seat 2, groove 3, motor slot 4, servo motor 5, rotary column 6, sliding seat 7, threaded hole 8, ball 9,
Turn trough 10, bull stick 12, fixing groove 13, fixed link 14, lifting seat 15, slide opening 16, observation device ontology 17, is consolidated ring slider 11
Fixed column 18, sliding block 19, the first spring 20, fixation hole 21, second spring 22, attachment base 23, Mobile base 24, spring groove 25, annular
Sliding slot 26 turns rod 27, link block 28, round block 29 and matches the shake that can reduce the observation device ontology 17 in the case where blowing
Dynamic, when observation device ontology 17 shakes, observation device ontology 17 drives two rotary columns 27 to rotate, and the rotation of rotary column 27 drives
Sliding block 19 is gone up and down, and the lifting of sliding block 19 will compress the first spring 20, so that elastic deformation, and observation device occur for the first spring 20
When ontology 17 shakes, observation device ontology 17 drives Mobile base 24 mobile, and Mobile base 24 is mobile to drive attachment base 23 in spring groove
It is moved in 23,23 movement of attachment base will drive second spring 22 that elastic deformation occurs, and pass through the first spring 20 and second spring
The effect of 22 elastic force, so as to reduce the vibration of observation device ontology 17, the configuration of the present invention is simple is easy to use, by right
The adjusting of 17 height of observation device ontology can effectively reduce the generation of fire, and can effectively reduce the observation device when blowing
The vibration of ontology 17.
In the present embodiment: servo motor 5 is equipped with control switch, when needing the height to observation device ontology 17 to adjust
When section, starting servo motor 5, the output shaft of servo motor 5 drives rotary column 6 to rotate, because rotary column 6 is threadedly coupled with sliding seat 7,
Therefore the rotation of rotary column 6 drives sliding seat 7 to slide on rotary column 6, because bull stick 12 and sliding seat 7 are rotatablely connected, sliding seat 7
Sliding just drives bull stick 12 to rotate, and the rotation of bull stick 12 just drives lifting seat 15 to go up and down, and the lifting of lifting seat 15 just drives observation device
The lifting of ontology 17 avoids observation device ontology 17 because of detection so as to effectively adjust the visual field of observation device ontology 17
Blind area and lead to fire, and when encountering the weather blown, when observation device ontology 17 shakes, observation device ontology
17 drive two to turn the rotation of rod 27, turn the rotation band movable slider 19 of rod 27 and go up and down, the lifting of sliding block 19 will compress the first spring 20, make
It obtains the first spring 20 and elastic deformation occurs, and when the vibration of observation device ontology 17, observation device ontology 17 drives Mobile base 24 to move
Dynamic, Mobile base 24 is mobile to drive attachment base 23 to move in spring groove 23, and 23 movement of attachment base will drive second spring 22 to send out
Raw elastic deformation, by the effect of 22 elastic force of the first spring 20 and second spring, so as to reduce observation device ontology 17
Vibration.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of fire prevention observation device in forestry mountain area, including pedestal (1), which is characterized in that the top of the pedestal (1)
Portion is fixedly installed with fixing seat (2), is opened up fluted (3) at the top of the pedestal (1), is opened up on the side inner wall of groove (3)
Have motor slot (4), be fixedly installed on the side inner wall of motor slot (4) servo motor (5), the output shaft of servo motor (5) prolongs
It extends in groove (3) and is fixedly installed with rotary column (6), rotary column (6) is equipped with sliding seat (7), the bottom interior wall of the groove (3)
On offer limiting slot, the bottom of sliding seat (7) extends in limiting slot and is rotatably equipped with ball (9), ball (9) and limit
The bottom interior wall of slot rolls connection, extends on the outside and sliding seat (7) of groove (3) and is rotated simultaneously at the top of sliding seat (7)
One end of bull stick (12) is installed, the side of the fixing seat (2) offers fixing groove (13), the top inner wall of fixing groove (13)
Be fixedly installed in bottom interior wall the same fixed link (14), be slidably fitted in fixed link (14) lifting seat (15), go up and down
The bottom of seat 15 is fixedly installed with link block 28, and the other end of bull stick (12) is rotatably installed on link block (28), lifting seat
(15) side offers square groove, and fixed column (18), fixed column are fixedly installed in the top inner wall and bottom interior wall of square groove
(18) it is slidably installed on there are two symmetrically arranged sliding block (19), the side that two sliding blocks (19) are located remotely from each other is fixedly installed with the
The other end of one end of one spring (20), the first spring (20) is fixedly mounted in the top inner wall and bottom interior wall of square groove, and two
The side of a sliding block (19) is rotatably equipped with one end of rod (27), and two other ends for turning rod (27) extend to the outer of square groove
It side and is equipped with round block (29), the same observation device ontology (17), observation device sheet is fixedly installed on two round blocks (29)
The top and bottom of body (17) are fixedly installed with Mobile base (24), and the side of the lifting seat (15) is opened up there are two symmetrically setting
The spring groove (25) set, spring groove (25) are located at the top and bottom of square groove, are fixedly mounted on the side inner wall of spring groove (25)
There is one end of second spring (22), the side of the Mobile base (24) is fixedly installed with attachment base (23), and the one of attachment base (23)
Side extends in spring groove (25), and the other end of second spring (22) is fixedly mounted on attachment base (23).
2. a kind of fire prevention observation device in forestry mountain area according to claim 1, which is characterized in that the sliding
The side of seat (7) offers threaded hole (8), and the side wall of threaded hole (8) is equipped with internal screw thread, and rotary column (6) is equipped with external screw thread, interior
Screw thread is meshed with external screw thread.
3. a kind of fire prevention observation device in forestry mountain area according to claim 1, which is characterized in that the groove
(3) it is offered on the other side inner wall turn trough (10), one end of rotary column (6) is rotatably installed in turn trough (10).
4. a kind of fire prevention observation device in forestry mountain area according to claim 3, which is characterized in that the turn trough
(10) it is offered on side wall annular groove (26), one end of rotary column (6) extends in turn trough (10) and is fixedly installed with annular
Sliding block (11), ring slider (11) are slidably mounted in annular groove (26).
5. a kind of fire prevention observation device in forestry mountain area according to claim 1, which is characterized in that the lifting
It is offered slide opening (16) at the top of seat (15), lifting seat (15) is slidably connected by slide opening (16) with fixed link (14).
6. a kind of fire prevention observation device in forestry mountain area according to claim 1, which is characterized in that the lifting
The other side of seat (15) is rotatably equipped with spin, and the side inner wall rolling of spin and fixing groove (13) connects.
7. a kind of fire prevention observation device in forestry mountain area according to claim 1, which is characterized in that the sliding block
(19) it is offered in top inner wall fixation hole (21), sliding block (19) is slidably connected by fixation hole (21) with fixed column (18).
8. a kind of fire prevention observation device in forestry mountain area according to claim 7, which is characterized in that the fixation
The side wall in hole (21) is equipped with sealing ring, and sliding block (19) is tightly connected by sealing ring and fixed column (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910211797.2A CN109869590B (en) | 2019-03-20 | 2019-03-20 | Fire prevention observation device that forestry mountain area was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910211797.2A CN109869590B (en) | 2019-03-20 | 2019-03-20 | Fire prevention observation device that forestry mountain area was used |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109869590A true CN109869590A (en) | 2019-06-11 |
| CN109869590B CN109869590B (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910211797.2A Expired - Fee Related CN109869590B (en) | 2019-03-20 | 2019-03-20 | Fire prevention observation device that forestry mountain area was used |
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| Country | Link |
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| CN (1) | CN109869590B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110790173A (en) * | 2019-11-20 | 2020-02-14 | 徐州艾梅尼克工程机械有限公司 | Lifting device for engineering machinery |
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| US20150128832A1 (en) * | 2011-01-13 | 2015-05-14 | Lift2Sell, LLC | Pallet Lifting System |
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| CN109869590B (en) | 2020-11-17 |
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