CN209618727U - A kind of fire protection pipeline hoisting machine - Google Patents
A kind of fire protection pipeline hoisting machine Download PDFInfo
- Publication number
- CN209618727U CN209618727U CN201920102893.9U CN201920102893U CN209618727U CN 209618727 U CN209618727 U CN 209618727U CN 201920102893 U CN201920102893 U CN 201920102893U CN 209618727 U CN209618727 U CN 209618727U
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- Prior art keywords
- plate
- fixed
- bolster stake
- fire protection
- protection pipeline
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- 239000000725 suspension Substances 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000005096 rolling process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000008094 contradictory effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 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 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model discloses a kind of fire protection pipeline hoisting machines, including the sling cart for increasing fire protection pipeline and for the clamping device that fire protection pipeline and sling cart is fixed；The clamping device includes that horizontally disposed and fixed with sling cart suspension hook connecting plate and the connecting plate bottom surface are fixed and are vertically arranged at the fixed plate of one end of the connection board, are vertically arranged at the fixed bolster stake of rotor plate and one end and fixed plate side wall close to connecting plate in the middle part of of the connecting plate far from described fixed plate one end, the rotor plate top and the connecting plate bottom surface are hinged, and the rotor plate offers the rotation hole for passing through the bolster stake close to the side wall of the fixed plate；The bolster stake is equipped with the fixation device for locking rotor plate far from one end of fixed plate.The utility model has the effect that this programme using new mechanical structure, so that the hoisting machine is suitable for the lifting of fire protection pipeline, is conducive to the high-volume installation of fire protection pipeline.
Description
Technical field
The utility model relates to fire protection pipelines to lift field, in particular to a kind of fire protection pipeline hoisting machine.
Background technique
Fire protection pipeline is the important component in high-rise building fire-fighting system, it typically is the welding of six meters long of coating steel pipe
At.Fire protection pipeline is generally disposed on the upside of indoor suspended ceiling and fixes with indoor inner roof wall, is mainly used to transport fire demand water.And disappear
It in the installation process of anti-pipeline, needs to transport fire protection pipeline to installation floor, in general, in the prior art using outer in building
Build building elevator method transport fire protection pipeline, and build building elevator it is time-consuming and laborious, it is with high costs, be unfavorable for fire protection pipeline
High-volume installation.
Currently, the Chinese utility model patent that notification number is CN203922518U discloses a kind of portable high-building lifting
Machine comprising telescopic two sections boom, the electric tractor for hoisting process power supply, maintenance hoisting process balance
It lengthens weight arm, the pedestal for installing hoisting system and handling mobile jib, complete folding pull rod, power-assisted bullet that boom installation folds
Spring, the hydraulic jack and suspension hook for maintaining boom stable.
Above-mentioned technical proposal can satisfy the lifting of general article, but have the following deficiencies: that the hoisting machine lacks firm disappear
The clamping device of anti-pipeline is unfavorable for the high-volume installation of fire protection pipeline so being difficult to the lifting suitable for fire protection pipeline.
Utility model content
In view of the deficienciess of the prior art, this hangs the purpose of the utility model is to provide a kind of fire protection pipeline hoisting machine
Installation is suitable for the lifting of fire protection pipeline, is conducive to the high-volume installation of fire protection pipeline.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of fire protection pipeline hoisting machine, including for increasing fire protection pipeline sling cart and for by fire protection pipeline with hang
The fixed clamping device of entrucking；The clamping device include horizontally disposed and fixed with sling cart suspension hook connecting plate, with
It fixes and is vertically arranged at the fixed plate of one end of the connection board, be vertically arranged at connecting plate far from the fixation in the connecting plate bottom surface
The fixed bolster stake of the side wall of the rotor plate of plate one end and one end and the fixed plate in the middle part of connecting plate, the rotor plate
Top and the connecting plate bottom surface are hinged, and the rotor plate is offered close to the side wall of the fixed plate for being held by described
Carry the rotation hole of column；The bolster stake is equipped with the fixation device for locking rotor plate far from one end of fixed plate.
By using above-mentioned technical proposal, before lifting fire protection pipeline, fire protection pipeline is sheathed on carrying by operator
On column, then rotor plate is turned to vertically, so that bolster stake passes through the rotation hole on rotor plate far from one end of fixed plate, then
Fixed device locks rotor plate, so that fire protection pipeline clamps between fixed plate and rotor plate, last sling cart starting, so that hanging
Suspension hook in entrucking rises, so that lifting rope pulls fire protection pipeline to rise at destination, so the clamping device
Setting is conducive to the high-volume installation of fire protection pipeline so that the hoisting machine is suitable for the lifting of fire protection pipeline.
The utility model is further arranged to, and the fixed plate is fixed with first on the side wall in the middle part of the bolster stake
Elastic plate, the rotor plate are fixed with the second elastic plate on the side wall in the middle part of bolster stake.
By using above-mentioned technical proposal, when fire protection pipeline clamps between fixed plate and rotor plate, the first elastic plate
It is compressed respectively with fire protection pipeline both ends with the second elastic plate, at this point, the first elastic plate and the second elastic plate deform, avoids extinguishing pipe
Road is directly contacted with the side wall of fixed plate and rotor plate, prevents from generating scratch on fire protection pipeline.
The utility model is further arranged to, and side wall of first elastic plate in the middle part of the bolster stake is fixed with tool
Flexible first tread plate, the length direction of first tread plate pass through the axis of the bolster stake.
By using above-mentioned technical proposal, when the first elastic plate and fire protection pipeline push against, on the first elastic plate first
Tread plate and fire protection pipeline push against, since the length direction of the first tread plate passes through the axis of bolster stake, so that the first tread plate
Length direction pass through the axis of fire protection pipeline, if fire protection pipeline rolls, the out-of-flatness protrusion on fire protection pipeline end face is disappearing
Anti- pipeline will be increased rubbing for fire protection pipeline end and the first elastic plate side wall by the obstruction of the first tread plate when rolling
It wipes, so the setting of the first tread plate effectively reduces the rolling of fire protection pipeline, prevents and led since fire protection pipeline rolls
The situation for causing hoisting process unstable.
The utility model is further arranged to, and side wall of second elastic plate in the middle part of the bolster stake is fixed with tool
Flexible second tread plate, the length direction of second tread plate pass through the axis of the bolster stake.
By using above-mentioned technical proposal, when the second elastic plate and fire protection pipeline push against, on the second elastic plate second
Tread plate and fire protection pipeline push against, since the length direction of the second tread plate passes through the axis of bolster stake, so that the second tread plate
Length direction pass through the axis of fire protection pipeline, if fire protection pipeline rolls, the out-of-flatness protrusion on fire protection pipeline end face is disappearing
Anti- pipeline will be increased rubbing for fire protection pipeline end and the second elastic plate side wall by the obstruction of the second tread plate when rolling
It wipes, so the setting of the second tread plate effectively reduces the rolling of fire protection pipeline, prevents and led since fire protection pipeline rolls
The situation for causing hoisting process unstable.
The utility model is further arranged to, the bolster stake inner hollow, and the bolster stake inner wall section is square；
The fixed device include be opened in the bolster stake inner roof wall and with bolster stake outside be connected to fixation hole, pass vertically through it is described solid
Determine fixed strip that Kong Bingyu fixation hole inner sidewall is slidably connected, the screw rod that is vertically arranged on the downside of the fixed strip, be sheathed on institute
State on screw rod and bevel gear wheel fixed thereto, horizontal through bolster stake close to the end face of the rotor plate and rotationally connected
Drive shaft, be located at the drive shaft the fixed bevel pinion in one end in bolster stake and be located at the drive shaft and carry
The handwheel that one end outside column is fixed；It is separate when inner sidewall of the fixation hole in the middle part of bolster stake and the vertical rotor plate to hold
The side wall in the middle part of column is carried to flush；The screw rod upper end passes through the fixed strip bottom surface and is threadedly coupled therewith, and under the screw rod
End is rotatablely connected with the bolster stake inner bottom wall；The bevel pinion is engaged with the bevel gear wheel.
By using above-mentioned technical proposal, when rotor plate puts on bolster stake and offsets with fire protection pipeline, hand wheel rotating, band
Dynamic drive shaft turns, so that bevel pinion is rotated around the axis of drive shaft, so that bevel gear wheel and screw rod rotation, driving
Fixed strip moves up, since inner sidewall and rotor plate of the fixation hole in the middle part of bolster stake at this time is far from the side wall in the middle part of bolster stake
It flushes, so fixed strip and rotor plate offset far from the side wall of fire protection pipeline, so that rotor plate is fixed.
The utility model is further arranged to, and the number of teeth of the bevel gear wheel is several times as much as the number of teeth of the bevel pinion.
By using above-mentioned technical proposal, the number of teeth of bevel gear wheel is several times as much as the number of teeth of bevel pinion, so that bevel pinion
When rotating a few, bevel gear wheel rotation one circle so that driving screw rod needed for torque be greater than driving drive shaft needed for torque, into
And the self-lock ability between screw rod and fixed strip is enhanced, prevent fixed strip from moving down due to self weight.
The utility model is further arranged to, and is offered on second elastic plate for the elasticity by the bolster stake
Hole, the springhole is bellmouth, and opening diameter of the springhole in the middle part of the bolster stake is greater than its other end and opens
Mouth diameter.
By using above-mentioned technical proposal, it is straight that opening diameter of the springhole in the middle part of bolster stake is greater than its another end opening
Diameter avoids elastic plate and carrying column end during rotor plate turns to vertical from contradicting, guarantees carrier bar far from fixed plate
One end pass through the second elastic plate.
The utility model is further arranged to, and the rotation hole is bellmouth, and the rotation hole is held close to described
It carries the opening diameter in the middle part of column and is greater than its other end opening diameter.
By using above-mentioned technical proposal, it is straight that opening diameter of the rotation hole in the middle part of bolster stake is greater than its another end opening
Diameter avoids rotor plate and carrying column end during rotor plate turns to vertical from contradicting, guarantees carrier bar far from fixed plate
One end pass through rotor plate on rotation hole.
In conclusion the advantageous effects of the utility model are as follows:
1. the setting of the clamping device is conducive to fire protection pipeline so that the hoisting machine is suitable for the lifting of fire protection pipeline
High-volume is installed；
2. if the out-of-flatness protrusion on fire protection pipeline end face will be by the when fire protection pipeline rolls fire protection pipeline rolls
The obstruction of one tread plate increases the friction of fire protection pipeline end Yu the first elastic plate side wall, so the setting of the first tread plate
The rolling of fire protection pipeline is effectively reduced, is prevented due to the situation that fire protection pipeline rolls and causes hoisting process unstable；
3. bevel pinion rotates a few, one circle of bevel gear wheel rotation, so that torque needed for driving screw rod is greater than driving
Torque needed for drive shaft, and then enhance the self-lock ability between screw rod and fixed strip, prevent fixed strip due to self weight and under
It moves.
Detailed description of the invention
Fig. 1 is the overall structure diagram of embodiment；
Fig. 2 is the structural schematic diagram of clamping device；
Fig. 3 is the structural schematic diagram of fixed device.
In figure: 1, sling cart；11, suspension hook；2, clamping device；21, connecting plate；211, hanging ring；212, connecting rope；22, solid
Fixed board；221, the first elastic plate；2211, the first tread plate；23, rotor plate；231, rotation hole；232, the second elastic plate；2321,
Second tread plate；2322, springhole；24, bolster stake；3, fixed device；31, fixation hole；32, fixed strip；33, screw rod；34, big
Bevel gear；35, drive shaft；36, bevel pinion；37, handwheel.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
As shown in Figure 1, a kind of fire protection pipeline hoisting machine, including sling cart 1, clamping device 2 and fixed device 3.Lifting
Vehicle 1 is common high building hoisting machine, which is provided with suspension hook 11, for increasing the article for needing to lift.
As shown in Figure 1, clamping device 2 includes connecting plate 21, fixed plate 22, rotor plate 23 and bolster stake 24.In conjunction with Fig. 2
Shown, connecting plate 21 is long plates of rectangular shape shape, and maximum surface is horizontal, and which is provided with hanging ring 211 and connecting rope 212.It hangs
Ring 211 is U-shaped column, and both ends are welded and fixed with 21 upper surface of connecting plate, and there are two hanging ring 211 sets, two hanging rings 211 divide
It is not set to 21 both ends of connecting plate.Connecting rope 212 is high strength cord, and both ends are fixed with two hanging rings 211 respectively, and is connected
212 middle part of rope and the suspension hook 11 of hoisting machine are fixed.Fixed plate 22 is rectangular plate, is vertically arranged at 21 one end of connecting plate, and
22 upper surface of fixed plate is fixed with 21 bottom surface of connecting plate.As shown in connection with fig. 3, rotor plate 23 is rectangular plate, is vertically arranged at
The one end of connecting plate 21 far from fixed plate 22, and 23 upper surface of rotor plate and 21 bottom surface of connecting plate are hinged.Rotor plate 23 is close to solid
Rotation hole 231 is offered on the side wall of fixed board 22, rotation hole 231 is circular cone pore structure, and rotation hole 231 is close to fixed plate 22
Opening diameter is greater than its other end opening diameter.Bolster stake 24 is cylindrical body hollow structure inside, and axis is leaned on fixed plate 22
The side wall at nearly 21 middle part of connecting plate is vertical, and the inner wall section of bolster stake 24 is square.Bolster stake 24 be set to fixed plate 22 with
Between rotor plate 23, side wall of the one end with fixed plate 22 close to 21 middle part of connecting plate is fixed, and the other end passes through on rotor plate 23
Rotation hole 231.
As shown in connection with fig. 2, fixed plate 22 is equipped with the first elastic plate 221, and the first elastic plate 221 is circular plate, axis
Line is overlapped with the axis of bolster stake 24, and opens up circular hole on its end face, so that the first elastic plate 221 is sheathed on bolster stake 24 simultaneously
Side wall with fixed plate 22 close to 24 middle part of bolster stake is fixed.Rotor plate 23 is equipped with the second elastic plate 232, the second elastic plate
232 be circular plate, and axis is overlapped with the axis of bolster stake 24, and springhole 2322 is opened up on its end face, so that the second bullet
Property plate 232 be sheathed on bolster stake 24 and the side wall with rotor plate 23 close to 24 middle part of bolster stake is fixed.Springhole 2322 is circle
Cone structure, axis are overlapped with the axis of rotation hole 231, and opening diameter of the springhole 2322 close to 24 middle part of bolster stake is big
In springhole 2322 close to the opening diameter of rotor plate 23.First elastic plate 221 is equipped with the first tread plate 2211, and first is anti-skidding
Item 2211 is the strip structure of rectangular in cross-section, is made of elastic rubber material, and length direction is by the first elastic plate 221
Axis, and side wall of first tread plate 2211 with the first elastic plate 221 close to 24 middle part of bolster stake is fixed.First tread plate 2211
Equipped with multiple, multiple first tread plates 2211 are uniformly distributed around the axis of the first elastic plate 221.It is set on second elastic plate 232
There is the second tread plate 2321, the second tread plate 2321 is the strip structure of rectangular in cross-section, is made of elastic rubber material, is grown
The axis that the second elastic plate 232 is passed through in direction is spent, and the second tread plate 2321 and the second elastic plate 232 are close to 24 middle part of bolster stake
Side wall fix.Second tread plate 2321 be equipped with it is multiple, multiple second tread plates 2321 around the second elastic plate 232 axis it is equal
Even distribution.
As shown in figure 3, fixed device 3 include fixation hole 31, fixed strip 32, screw rod 33, bevel gear wheel 34, drive shaft 35,
Bevel pinion 36 and handwheel 37.Fixation hole 31 is opened in 24 inner roof wall of bolster stake and is connected to outside with bolster stake 24, and section is in
It is rectangular, and when rotor plate 23 turns to vertical, inner sidewall and rotor plate 23 of the fixation hole 31 close to 24 middle part of bolster stake are separate
The side wall at 24 middle part of bolster stake flushes.Fixed strip 32 is the strip structure that is square of section, pass vertically through fixation hole 31 and with
31 inner sidewall of fixation hole is slidably connected.Screw rod 33 is vertically arranged at 32 downside of fixed strip, and the upper end penetrates in 32 bottom surface of fixed strip
And be threadedly coupled with fixed strip 32, lower end and 24 inner bottom wall of bolster stake are rotatablely connected.Bevel gear wheel 34 is sheathed on screw rod 33,
And bevel gear wheel 34 and screw rod 33 are fixed.Drive shaft 35 is rotated close to the end face of rotor plate 23 and therewith horizontal through bolster stake 24
Connection.Bevel pinion 36 is set in bolster stake 24, and in the middle part of biggish end face and drive shaft 35 is located at one in bolster stake 24
End is fixed, and bevel pinion 36 is engaged with bevel gear wheel 34.In addition, the number of teeth of bevel gear wheel 34 is several times as much as the tooth of bevel pinion 36
Number.Handwheel 37 is set to bolster stake 24 close to one end of rotor plate 23, and axis is overlapped with 35 axis of drive shaft, and handwheel 37 leans on
One end that the end face of nearly bolster stake 24 is pierced by bolster stake 24 with drive shaft 35 is fixed.When handwheel 37 rotates, drive shaft 35 is rotated,
It drives bevel pinion 36 and bevel gear wheel 34 to rotate, so that screw rod 33 rotates, so that fixed strip 32 moves up, turns due to working as
When movable plate 23 turns to vertical, inner sidewall and rotor plate 23 of the fixation hole 31 in the middle part of bolster stake 24 are far from 24 middle part of bolster stake
Side wall flush, so fixed strip 32 and rotor plate 23 offset far from the side wall at 24 middle part of bolster stake, so that rotor plate 23 is fixed.
When the present embodiment is in use, before lifting fire protection pipeline, fire protection pipeline is sheathed on bolster stake 24 by operator
On, then rotor plate 23 turns to vertically, so that bolster stake 24 passes through the rotation on rotor plate 23 far from one end of fixed plate 22
Hole 231, then operator rotates handwheel 37, so that fixed device 3 locks rotor plate 23, so that fire protection pipeline is in fixation
It is clamped between plate 22 and rotor plate 23, last sling cart 1 starts, so that the suspension hook 11 on sling cart 1 rises, so that lifting
Rope pulls fire protection pipeline to rise at destination, so the setting of the clamping device 2 has suitable for the lifting of fire protection pipeline
It is installed conducive to the high-volume of fire protection pipeline.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of fire protection pipeline hoisting machine, including for increasing fire protection pipeline sling cart (1) and for by fire protection pipeline with
The fixed clamping device (2) of sling cart (1), it is characterized in that: the clamping device (2) include it is horizontally disposed and with the sling cart
(1) the fixed connecting plate (21) of suspension hook (11) and the connecting plate (21) bottom surface are fixed and are vertically arranged at connecting plate (21) one
The fixed plate (22) at end is vertically arranged at connecting plate (21) rotor plate (23) and one end far from the fixed plate (22) one end
The fixed bolster stake (24) with the side wall of the fixed plate (22) in the middle part of connecting plate (21), rotor plate (23) top with
Connecting plate (21) bottom surface is hinged, and side wall of the rotor plate (23) close to the fixed plate (22) is offered for passing through
The rotation hole (231) of the bolster stake (24)；The bolster stake (24) is equipped with far from the one end of fixed plate (22) for locking
The fixation device (3) of rotor plate (23).
2. a kind of fire protection pipeline hoisting machine according to claim 1, it is characterized in that: the fixed plate (22) is held close to described
It carries and is fixed with the first elastic plate (221) on the side wall in the middle part of column (24), the rotor plate (23) is in the middle part of bolster stake (24)
The second elastic plate (232) are fixed on side wall.
3. a kind of fire protection pipeline hoisting machine according to claim 2, it is characterized in that: first elastic plate (221) is close
Side wall in the middle part of the bolster stake (24) is fixed with flexible first tread plate (2211), first tread plate (2211)
Length direction pass through the bolster stake (24) axis.
4. a kind of fire protection pipeline hoisting machine according to claim 3, it is characterized in that: second elastic plate (232) is close
Side wall in the middle part of the bolster stake (24) is fixed with flexible second tread plate (2321), second tread plate (2321)
Length direction pass through the bolster stake (24) axis.
5. a kind of fire protection pipeline hoisting machine according to claim 4, it is characterized in that: the bolster stake (24) inner hollow,
And bolster stake (24) inner wall section is square；The fixed device (3) includes being opened in the bolster stake (24) inner roof wall
And be connected to outside with bolster stake (24) fixation hole (31), pass vertically through the fixation hole (31) and sliding with fixation hole (31) inner sidewall
The fixed strip (32) of dynamic connection, is sheathed on the screw rod (33) at the screw rod (33) being vertically arranged on the downside of the fixed strip (32)
Upper and bevel gear wheel (34) fixed thereto turns close to the end face of the rotor plate (23) and therewith horizontal through bolster stake (24)
The drive shaft (35) of dynamic connection, be located at the drive shaft (35) bevel pinion (36) of the fixation of one end in bolster stake (24) with
And it is located at the fixed handwheel (37) in the one end of bolster stake (24) outside with the drive shaft (35)；The fixation hole (31) is close to carrying
It is flushed when inner sidewall in the middle part of column (24) and the vertical rotor plate (23) far from the side wall in the middle part of bolster stake (24)；The screw rod
(33) upper end passes through the fixed strip (32) bottom surface and is threadedly coupled therewith, and the screw rod (33) lower end and the bolster stake
(24) inner bottom wall is rotatablely connected；The bevel pinion (36) is engaged with the bevel gear wheel (34).
6. a kind of fire protection pipeline hoisting machine according to claim 5, it is characterized in that: the number of teeth number of the bevel gear wheel (34)
The number of teeth of times bevel pinion (36).
7. a kind of fire protection pipeline hoisting machine according to claim 5, it is characterized in that: being opened on second elastic plate (232)
Equipped with for by the springhole (2322) of the bolster stake (24), the springhole (2322) is bellmouth, and the elasticity
Opening diameter of the hole (2322) in the middle part of the bolster stake (24) is greater than its other end opening diameter.
8. a kind of fire protection pipeline hoisting machine according to claim 1, it is characterized in that: the rotation hole (231) is bellmouth,
And opening diameter of the rotation hole (231) in the middle part of the bolster stake (24) is greater than its other end opening diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920102893.9U CN209618727U (en) | 2019-01-21 | 2019-01-21 | A kind of fire protection pipeline hoisting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920102893.9U CN209618727U (en) | 2019-01-21 | 2019-01-21 | A kind of fire protection pipeline hoisting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209618727U true CN209618727U (en) | 2019-11-12 |
Family
ID=68451047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920102893.9U Expired - Fee Related CN209618727U (en) | 2019-01-21 | 2019-01-21 | A kind of fire protection pipeline hoisting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209618727U (en) |
-
2019
- 2019-01-21 CN CN201920102893.9U patent/CN209618727U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191112 |