CN207078632U - A kind of spiral conveyor and helical axis hitch - Google Patents
A kind of spiral conveyor and helical axis hitch Download PDFInfo
- Publication number
- CN207078632U CN207078632U CN201720909665.3U CN201720909665U CN207078632U CN 207078632 U CN207078632 U CN 207078632U CN 201720909665 U CN201720909665 U CN 201720909665U CN 207078632 U CN207078632 U CN 207078632U
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- Prior art keywords
- rolling bearing
- support base
- connecting bolt
- connector
- helical axis
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- 238000005096 rolling process Methods 0.000 claims abstract description 46
- 239000002245 particle Substances 0.000 claims description 11
- 239000000945 filler Substances 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 239000010687 lubricating oil Substances 0.000 abstract description 22
- 239000007789 gas Substances 0.000 abstract description 17
- 230000005540 biological transmission Effects 0.000 abstract description 9
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- 230000002262 irrigation Effects 0.000 abstract 1
- 238000003973 irrigation Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 10
- 239000003921 oil Substances 0.000 description 9
- 239000012530 fluid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
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- Screw Conveyors (AREA)
Abstract
The utility model discloses a kind of spiral conveyor and helical axis hitch, its drip irrigation device is：Including support body, accommodating chamber is provided with support body, accommodating chamber is through the front and back end of support body, support base, connecting shaft are provided with accommodating chamber, connector is connected between support base and accommodating chamber internal chamber wall, through hole is provided with support base, rolling bearing is provided with through hole, connecting shaft is rotatably connected in through hole through rolling bearing inner ring and by rolling bearing；The spiral inner tube of two moderate lengths is docked by helical axis hitch, and transmission smoothness significantly gets a promotion；Injection lubricating oil is carried out to rolling bearing, the rolling characteristics of rolling bearing is improved, further lifts transmission stability；It rationally make use of the structure of support base, connector, external source of the gas is blown into gases at high pressure to the main channel in connector, mix the end of thread that the gases at high pressure of lubricating oil will directly rush at the 3rd connecting bolt, hoisting nut and the dismounting smooth degree of the 3rd connecting bolt.
Description
Technical field
Screw conveyor equipment is the utility model is related to, more particularly to a kind of spiral conveyor and helical axis hitch.
Background technology
It is most commonly seen for screw conveyor mode among materials transport mechanism, as notification number is CN204280550U
A kind of modified powder screw transmitting device of Chinese utility model patent, include a helical conveyer pipe, helical conveyer inside it
Pipe is driven by motor, entered by bearing seat supports, spiral inner pipe end respectively by outer tube sleeve and spiral inner tube, spiral inner tube both ends
Powder in funnel is entered in outer tube sleeve, and spiral inner tube can rotate in a circumferential direction, and the powder inside outer tube sleeve will
Constantly transmitted by spiral inner tube toward one end；When the destination of actual transmissions from the transmitting device farther out when, helical conveyer pipe
Overall length is longer, and its internal spiral inner tube overall length also can be longer, simple to enter by the bearing block at spiral inner tube both ends
Row support, for the longer spiral inner tube of length in rotary course, inside will certainly produce certain deformation, and then influence in spiral
The transmission stationarity of pipe.
Utility model content
In view of the deficienciess of the prior art, first purpose of the present utility model is to provide a kind of spiral axis suspension machine
Structure, it can help to the transmission stability for lifting screw conveyor process.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of spiral axis suspension machine
Structure, including support body, are provided with accommodating chamber in the support body, and the accommodating chamber is set in the accommodating chamber through the front and back end of support body
There are support base, connecting shaft, connector is connected between the support base and accommodating chamber internal chamber wall, is provided with and runs through in the support base
Hole, the through hole is interior to be provided with rolling bearing, and the connecting shaft is rotatably connected through rolling bearing inner ring and by rolling bearing
In through hole.
Pass through above-mentioned technical proposal, when actual transmissions destination is farther out, it is necessary to during long-distance transportation, using spiral axis suspension
Mechanism, it is positioned between two helical conveyer pipes, and the spiral inner tube in two helical conveyer pipes is butted up against into connecting shaft respectively
Two ends so that realizing mutual docking between two spiral inner tubes being independently arranged；When a spiral inner tube occurs
During rotation, its revolving force can be transferred to connecting shaft, and revolving force is transferred to another spiral inner tube by connecting shaft again, ensure to meet far
On the premise of screw conveyor, helical axis hitch can give spiral inner tube support force, to reduce single spiral inner tube
Entire length, spiral inner tube its deformation degree under rotation status is very low, and transmission smoothness significantly gets a promotion.
Preferably, in addition to the first connecting bolt, the support base are divided into the seat of honour and lower seat, first connecting bolt
Connector is connected to also cross lower seat, the seat of honour and end thread.
Pass through above-mentioned technical proposal, elongated with usage time, the rolling bearing in support base can wear, this
When, the first bolt need to only be turned on, the seat of honour separates with lower seat, you can tear the rolling bearing worn out of support base open
Go out, then replace with new rolling bearing, dismounting convenience is stronger.
Preferably, the support base is provided with the stopper slot being used for for the insertion of connector end.
Pass through above-mentioned technical proposal, connecting shaft are inserted into stopper slot, to lift the connection between support base and connecting shaft
Stability, contribute to the structural stability of further lifting screw conveyor.
Preferably, the accommodating chamber internal chamber wall is provided with chamber, and the support body lateral wall, which is provided with, to be used to open and close chamber
Open-close cover, the connector end are connected on the outside of chamber, are provided with main channel inside the connector, the main channel end and
Chamber interior is communicated, and the through hole inner hole wall is provided with mounting groove, and rolling bearing is installed in mounting groove, on the support base
Provided with the interface channel for connecting mounting groove and main channel.
Pass through above-mentioned technical proposal, by opening open-close cover, lubricating oil is injected among chamber, lubricating oil can lead to
Main channel is crossed, is then entered by interface channel in mounting groove, rolling bearing is installed in mounting groove, lubricating oil can be direct
Contacted with rolling bearing；When connecting shaft rotates in a circumferential direction, the inner ring and ball of rolling bearing can also ensue motion,
Lubricating oil can also give rolling bearing enough lubrications, not only contribute to improve the service life of rolling bearing, Er Qieyou
Help be lifted the rotational stabilization of connecting shaft.
Preferably, the rolling bearing quantity at least two in mounting groove, leave between two neighboring rolling bearing
Gap, the interface channel end connect with gap.
Pass through above-mentioned technical proposal, the quantity at least two of rolling bearing, the rotation that can help to be lifted connecting shaft are steady
It is qualitative；In addition, lubricating oil can be entered among gap from interface channel, and then all rolling bearings simultaneously moisten
It is sliding, further to lift the rotational stabilization of connecting shaft.
Preferably, seal is provided between the support base and connecting shaft outer peripheral wall.
Pass through above-mentioned technical proposal, the setting of seal, the lubricating oil leakage rate in mounting groove can be effectively reduced, to carry
Rise the utilization rate of lubricating oil.
Preferably, in addition to the second connecting bolt, the open-close cover are connected to support body by the second connecting bolt.
Pass through above-mentioned technical proposal, pass through the connection of the second connecting bolt so that being realized between open-close cover and support body can
Dismantling connection, open-close cover is facilitated to open and close.
Preferably, the open-close cover is provided with pouring orifice and the oil filler plug for clogging pouring orifice.
Pass through above-mentioned technical proposal, only need to be by oil filler plug from note when chamber or main oil gallery internal lubrication fluid tail off
Take out, be then poured into lubricating oil in chamber by pouring orifice, operation is very easy on hydraulic fluid port.
Second purpose of the present utility model be to provide a kind of spiral conveyor, and it is easy to the 3rd connecting bolt and nut
Between dismounting.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of spiral conveyor,
Including two helical conveyer pipes, each helical conveyer pipe includes outer tube sleeve and the spiral inner tube in outer tube sleeve, in addition to
3rd connecting bolt, nut, such as above-mentioned helical axis hitch, two outer tube sleeve ends are connected to the front and back end of support body,
Two spiral inner tubes are stretched into from accommodating chamber front and back end and offseted with connector both ends respectively, and the 3rd connecting bolt end is successively
Pass through a spiral inner pipe end and connector end and by nut check, subaisle be additionally provided with the support base,
Described subaisle one end with being communicated inside mounting groove, the other end through support base lateral wall and with the screw thread of the 3rd connecting bolt
End is relative, and check valve is provided with the subaisle, and the check valve is entered in subaisle for limiting outside particle to be transmitted.
Pass through above-mentioned technical proposal, when spiral inner tube is connected with connecting shaft, nut is tightened against the 3rd connecting bolt, and the 3rd
The end of connecting bolt is exposed to outside nut, and during transported material, material particles, which are difficult to avoid that, can be adhered to the 3rd company
Connecting bolt on the outer end of thread, it is necessary to when dismantling screw thread inner tube with connecting shaft, if do not disposed material particles herein,
Serious clamping stagnation can occur between nut and the 3rd connecting bolt；During with above-mentioned bolt conveyer, worked as usually using process
In, chamber, main channel, interface channel, mounting groove, the surface of rolling bearing are stained with part fluid, in dismounting nut and the
Before three connecting bolts, open open-close cover, and external source of the gas be inserted into main channel, gas can pass sequentially through main channel,
Interface channel, mounting groove, rolling bearing, subaisle, check valve, at the end of thread that the 3rd connecting bolt will be rushed at afterwards, punching
The gas gone out can not only wash out the material particles being adhered on the 3rd connecting bolt end of thread, and in gas inevitably
Speckle with partial lubrication fluid, the lubricating oil can be also adhered on the end of thread of the 3rd connecting bolt, can effectively reduce nut with
Frictional force between 3rd connecting bolt, makes smooth cooperation between nut and the 3rd connecting bolt, finally improves the 3rd connection
Detachability between bolts and nuts.
In summary, the utility model having the beneficial effect that in contrast to prior art：
（1）The spiral inner tube of two moderate lengths is docked by helical axis hitch, and transmission smoothness significantly obtains
Lifting；
（2）Injection lubricating oil is carried out to rolling bearing, improves the rolling characteristics of rolling bearing, further lifting transmission
Stability；
（3）The structure of support base, connector is rationally make use of, external source of the gas is blown into high pressure to the main channel in connector
Gas, mixes the end of thread that the gases at high pressure of lubricating oil will directly rush at the 3rd connecting bolt, so hoisting nut with
Dismounting smooth degree between 3rd connecting bolt.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment one, implements one overall structure situation for showing；
Fig. 2 is the part sectioned view of embodiment one, and the inside for emphasis displaying chamber, connector, support base three is cutd open
Face structure；
Fig. 3 is the partial cutaway schematic of embodiment two, for emphasis displaying chamber, connector, support base, spiral inner tube
Annexation between four；
Fig. 4 is Fig. 3 A portions enlarged drawing.
Reference：1st, support body；2nd, accommodating chamber；3rd, support base；301st, the seat of honour；302nd, lower seat；4th, connecting shaft；5th, connect
Part；6th, through hole；7th, rolling bearing；8th, the first connecting bolt；9th, stopper slot；10th, chamber；11st, open-close cover；12nd, main channel；
13rd, mounting groove；14th, interface channel；15th, gap；16th, seal；17th, the second connecting bolt；18th, pouring orifice；19th, oil filler plug；
20th, the 3rd connecting bolt；21st, nut；22nd, subaisle；23rd, check valve；24th, spiral inner tube.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment one：
A kind of helical axis hitch, referring to shown in Fig. 1 and Fig. 2, including support body 1, is provided with accommodating chamber 2 in support body 1, appearance
Chamber 2 is received through the front and back end of support body 1, is provided with support base 3 and connector 5 in accommodating chamber 2, the one end of connector 5 is connected to
The internal chamber wall of accommodating chamber 2, the other end are connected to support base 3, to keep the stable connection of support base 3, are provided with the middle part of support base 3
Through hole 6, the through hole 6 it is consistent through direction through direction and accommodating chamber 2, in through hole 6 provided with rolling bearing 7 and
Connecting shaft 4, the outer ring of rolling bearing 7 are bonded with the hole wall of through hole 6, and the inner ring interference of rolling bearing 7 is socketed on outside connecting shaft 4
Axial wall；It is shown in Figure 3, the suitable spiral inner tube 24 of two overall lengths is selected, butts up against two ends of connecting shaft 4 respectively
Portion, the power between two spiral inner tubes 24 pass through connecting shaft 4 to be transmitted, be greatly lowered transmit over long distances in spiral shell
Deformation caused by medial rotation pipe 24 itself.
It is shown in Figure 2, chamber 10 is provided with the internal chamber wall of accommodating chamber 2, open-close cover is provided with the lateral wall of support body 1
11, it is connected between the open-close cover 11 and support body 1 by the second connecting bolt 17, open-close cover 11 is corresponding with chamber 10, open-close cover
During 11 opening, the side wall of chamber 10 will also be opened, and pouring orifice 18 is additionally provided with open-close cover 11 and for clogging pouring orifice 18
Oil filler plug 19, it is necessary to in chamber 10 during oiling, opening oil filler plug 19, lubricating oil enters chamber 10 by pouring orifice 18,
Oil filler plug 19 also can prevent external powder particle from being entered by pouring orifice 18 in chamber 10.
Shown in Figure 2, when whole helical axis hitch is in real use state, chamber 10 is located at support base 3
Top, in the present embodiment, the quantity of connector 5 select two, and the length direction of two connectors 5 is vertical direction,
Support base 3 is overall to be also classified into being inserted into stopper slot 9 in the vertical seat of honour 301 of distribution and lower seat 302, the end of connector 5 up and down
It is interior, the first connecting bolt 8 is provided with support base 3, the first connecting bolt 8 sequentially passes through in lower seat 302, the seat of honour from bottom to up
301, and the end thread of the first connecting bolt 8 is connected to the end of connector 5, in side wall of the seat of honour 301 close to chamber 10
Stopper slot 9 is provided with, the flute profile and the shape of cross section of connector 5 of the stopper slot 9 are consistent.
Referring to shown in Fig. 2 and Fig. 3, main channel 12 is equipped with inside each connector 5, the upper end of the main channel 12 and chamber
Communicated inside room 10, passage is communicated with the seat of honour 301, the peace installed for rolling bearing 7 is provided with the hole wall of through hole 6
Tankage 13, the quantity at least two of rolling bearing 7 in mounting groove 13, multiple rolling bearings 7 enter along through hole 6 through direction
Row is arranged, and gap 15 is left between two neighboring rolling bearing 7, and the lower end of main channel 12 inside interface channel 14 with communicating, even
The other end for connecting road 14 then communicates with inside gap 15；Lubricating oil in chamber 10 can pass sequentially through main channel 12, connection
Passage 14 is entered in mounting groove 13, and then directly all rolling bearings 7 are lubricated.
In addition, it is shown in Figure 3, seal 16 is provided between support base 3 and the outer peripheral wall of connecting shaft 4, to reduce installation
The leakage rate of lubricating oil in groove 13.
Actually use operating mode：
（1）Assembling process：Rolling bearing 7 is installed in the outer peripheral wall of connecting shaft 4, left between two neighboring rolling bearing 7
Gap 15, the seat of honour 301 are held on the outside of rolling bearing 7 respectively with lower seat 302, the stopper slot 9 on the seat of honour 301 and connector 5
Bottom is engaged, and the first connecting bolt 8 is sequentially passed through into lower seat 302, the seat of honour 301 from bottom to up, and make the first connecting bolt 8
The end of thread be threadedly connected to the end of connector 5, until the seat of honour 301, lower seat 302, the three of connector 5 realize be stably connected with；Again
Two spiral inner tubes 24 are butted up against to the both ends of connecting shaft 4, realize overall installation；
（2）Oiling process：Oil filler plug 19 is taken out from pouring orifice 18, lubricating oil enters chamber 10 from pouring orifice 18
Interior, lubricating oil passes sequentially through main channel 12, interface channel 14, and is entered by gap 15 in mounting groove 13, and then to institute
There is the rolling bearing 7 in mounting groove 13 to carry out effectively lubricating.
Embodiment two：
A kind of spiral conveyor, including such as the helical axis hitch in embodiment one, two helical conveyer pipes, helical axis
Hitch is between two helical conveyer pipes, with the revolving force between two helical conveyer pipes of stable delivery.
Referring to the 3rd connecting bolt 20, nut 21 shown in Fig. 3 and Fig. 4, is additionally provided with, each helical conveyer Guan Jun includes
Outer tube sleeve and the spiral inner tube 24 in outer tube sleeve, two outer tube sleeve ends are connected to the front and back end of support body 1, two
It is interconnected between the inner space of outer tube sleeve and the three of accommodating chamber 2, the end of the 3rd connecting bolt 20 sequentially passes through wherein one
The end of spiral inner tube 24 and the end of connector 5 are simultaneously locked by nut 21, are additionally provided with support base 3 and the 3rd connecting bolt
20 one-to-one subaisles 22, the one end of subaisle 22 inside mounting groove 13 with communicating, and the other end is through the lateral wall of support base 3
And it is relative with the end of thread of the 3rd connecting bolt 20, it is additionally provided with check valve 23 in subaisle 22, lubricating oil in mounting groove 13
Internal oil pressure is less than the minimum opening force of check valve 23, and check valve 23 enters pair for limiting outside material particles to be transmitted
In passage 22, the road junction size of subaisle 22 close to the 3rd connecting bolt 20 is smaller than material particles size to be transmitted,
At utmost to reduce the probability that material particles to be transmitted enter subaisle 22.
Real work operating mode：When roll inside bearing 7 fails, it is necessary to first remove the 3rd connecting bolt 20 and nut 21,
Open-close cover 11 is opened, external source of the gas is inserted into main channel 12 and to being filled with gases at high pressure in main channel 12, the gases at high pressure
Interface channel 14, mounting groove 13 are passed sequentially through, and is entered in subaisle 22, the air pressure of gases at high pressure is higher than check valve 23 most
Small Opening pressure, gases at high pressure can wash check valve 23 open, and gases at high pressure can also go out the parts of lubricating oil liquid band in mounting groove 13
Support base 3, now, gases at high pressure can wash away the material particles on the end of thread of the 3rd connecting bolt 20, and lubricating oil
It can be stained with the end of thread of the 3rd connecting bolt 20, rotating nuts 21, not only will not be because between the connecting bolt 20 of nut 21 and the 3rd
The clamping stagnation that occurs of material particles to be present, it is more smooth that engagement is rotated because lubricating oil be present on the contrary.
Described above is only exemplary embodiment of the present utility model, not for limitation protection model of the present utility model
Enclose, the scope of protection of the utility model is determined by appended claim.
Claims (9)
1. a kind of helical axis hitch, including support body (1), it is characterized in that：Accommodating chamber (2) is provided with the support body (1), it is described
For accommodating chamber (2) through the front and back end of support body (1), the accommodating chamber (2) is interior to be provided with support base (3), connecting shaft (4), the branch
Connector (5) is connected between support seat (3) and accommodating chamber (2) internal chamber wall, through hole (6) is provided with the support base (3), it is described
Rolling bearing (7) is provided with through hole (6), the connecting shaft (4) is through rolling bearing (7) inner ring and passes through rolling bearing (7)
It is rotatably connected in through hole (6).
2. helical axis hitch according to claim 1, it is characterized in that：Also include the first connecting bolt (8), the branch
Support seat (3) is divided into the seat of honour (301) and lower seat (302), and first connecting bolt (8) is also cross lower seat (302), the seat of honour
(301) and end thread is connected to connector (5).
3. helical axis hitch according to claim 1, it is characterized in that：The support base (3), which is provided with, to be used for for connecting
The stopper slot (9) of fitting (5) end insertion.
4. helical axis hitch according to claim 1, it is characterized in that：Accommodating chamber (2) internal chamber wall is provided with chamber
Room (10), support body (1) lateral wall are provided with the open-close cover (11) for being used for opening and closing chamber (10), connector (5) end
It is connected on the outside of chamber (10), is provided with main channel (12) inside the connector (5), main channel (12) end and chamber
(10) internal to communicate, through hole (6) inner hole wall is provided with mounting groove (13), and rolling bearing (7) is installed on mounting groove (13)
Interior, the support base (3), which is provided with, to be used to connect mounting groove (13) and the interface channel (14) of main channel (12).
5. helical axis hitch according to claim 4, it is characterized in that：Rolling bearing in mounting groove (13)
(7) quantity at least two, leave gap (15) between two neighboring rolling bearing (7), interface channel (14) end with
Gap (15) connects.
6. helical axis hitch according to claim 4, it is characterized in that：The support base (3) and connecting shaft (4) outer shaft
Seal (16) is provided between wall.
7. helical axis hitch according to claim 4, it is characterized in that：Also include the second connecting bolt (17), it is described
Open-close cover (11) is connected to support body (1) by the second connecting bolt (17).
8. helical axis hitch according to claim 4, it is characterized in that：The open-close cover (11) is provided with pouring orifice
(18) and for clogging the oil filler plugs (19) of pouring orifice (18).
9. a kind of spiral conveyor, including two helical conveyer pipes, each helical conveyer pipe includes outer tube sleeve and positioned at outer tube
Spiral inner tube (24) in set, it is characterized in that：It is any also to include the 3rd connecting bolt (20), nut (21), such as claim 1 ~ 8
Helical axis hitch described in one, two outer tube sleeve ends are connected to the front and back end of support body (1), two spiral inner tubes
(24) stretch into from accommodating chamber (2) front and back end and offseted with connector (5) both ends respectively, the 3rd connecting bolt (20) end according to
It is secondary to pass through spiral inner tube (24) end and connector (5) end and locked by nut (21), the support base (3)
Inside it is additionally provided with subaisle (22), described subaisle (22) one end inside mounting groove (13) with communicating, and the other end is through support base
(3) lateral wall and relative with the end of thread of the 3rd connecting bolt (20), check valve (23) is provided with the subaisle (22), it is described
Check valve (23) is entered in subaisle (22) for limiting outside particle to be transmitted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720909665.3U CN207078632U (en) | 2017-07-24 | 2017-07-24 | A kind of spiral conveyor and helical axis hitch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720909665.3U CN207078632U (en) | 2017-07-24 | 2017-07-24 | A kind of spiral conveyor and helical axis hitch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207078632U true CN207078632U (en) | 2018-03-09 |
Family
ID=61424090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720909665.3U Active CN207078632U (en) | 2017-07-24 | 2017-07-24 | A kind of spiral conveyor and helical axis hitch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207078632U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107235299A (en) * | 2017-07-24 | 2017-10-10 | 台州恒投工贸有限公司 | A kind of spiral conveyor and helical axis hitch |
-
2017
- 2017-07-24 CN CN201720909665.3U patent/CN207078632U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107235299A (en) * | 2017-07-24 | 2017-10-10 | 台州恒投工贸有限公司 | A kind of spiral conveyor and helical axis hitch |
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Effective date of registration: 20210826 Address after: 317109 Jian Tiao Zhen Yong Feng Tang, Sanmen County, Taizhou City, Zhejiang Province (self declaration) Patentee after: Taizhou Hengyi Heavy Industry Machinery Co.,Ltd. Address before: Jiantiao town yongfengtang, Sanmen County, Taizhou City, Zhejiang Province 317109 Patentee before: TAIZHOU HENGTOU INDUSTRY AND TRADE Co.,Ltd. |