CN208183840U - A kind of cutter suction dredger cutter tooth alligator device - Google Patents
A kind of cutter suction dredger cutter tooth alligator device Download PDFInfo
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- CN208183840U CN208183840U CN201820498082.0U CN201820498082U CN208183840U CN 208183840 U CN208183840 U CN 208183840U CN 201820498082 U CN201820498082 U CN 201820498082U CN 208183840 U CN208183840 U CN 208183840U
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- alligator
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- cutter
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Abstract
The utility model relates to a kind of cutter suction dredger cutter tooth alligator devices.Including center-pole, it is mounted with hook in the lower end of center-pole, is equipped with pressing plate in the root of center-pole, is equipped with rubber mat in the top of pressing plate, briquetting is equipped in the top of rubber mat, clamp nut and anti-return nut is equipped on the external thread part of center-pole；Rubber mat is rubber material, is equipped with centre bore at center, two card slots in axial direction extend, 180 ° of circumferential direction interval are equipped on the hole wall of centre bore, is equipped with logical pin pin in the middle and lower part of center-pole, leads to the both ends quartile of pin pin in two card slots；Briquetting is metal material, the through hole being made of the bellmouth of the flat hole of lower section and top is equipped at middle part, the middle part of center-pole is located in the through hole；Clamp nut includes the taper press keeping section of lower section and the nut portions of top, and the lower end of taper press keeping section is located in bellmouth.The utility model structure is simple, structural strength is high, it is strong to the fastening force of cutter tooth and it is not easily to fall off fall tooth.
Description
Technical field
The utility model belongs to cutter suction dredger equipment technical field more particularly to a kind of cutter suction dredger cutter tooth alligator
Device.
Background technique
The reamer of cutter suction dredger generally includes the components such as reamer circle, reamer wheel hub and reamer arm, is equipped on reamer arm
Toothholder, cutter tooth are removably mountable on toothholder, and after the use of a period of time, cutter tooth can occur to wear and must carry out more
It changes.In the prior art, cutter tooth generallys use alligator and is fixed on toothholder, specifically: on toothholder setting accommodate alligator and
The card slot at cutter tooth rear portion, cutter tooth rear portion are arranged in the card slot of toothholder, enable cutter tooth rear portion be firmly embedded into tooth by fastening alligator
Seat card slot achievees the purpose that cutter tooth installation and fixes.
Alligator in the prior art is generally coupling type, and the rear portion of cutter tooth is equipped with and the consistent groove of hook-shaped, hook
Hooking is in the trench.It is found in real-world operation, once the hook nut stress of alligator is inadequate, or generates and move back button phenomenon, it will lead
It causes reamer cutter tooth to fall, and then wears reamer toothholder.When carrying out the installation of reamer cutter tooth again after the abrasion of reamer toothholder, reamer cutter tooth
Activity increase then be easier fall tooth, be further worn out toothholder, thereby produce vicious circle, eventually lead to reamer knife
The waste of tooth and the service life of reamer toothholder greatly reduce, and influence ship construction.
To sum up, the structure of alligator device is optimized, it is enabled to keep in the life cycle of reamer work to knife
The fastening force of tooth and reduction falls tooth accident and seems particularly necessary, is one of this field urgent problem.
Utility model content
The utility model is to solve technical problem present in well-known technique and provide that a kind of structure is simple, structural strength
It is high, strong to the fastening force of cutter tooth and it is not easily to fall off fall tooth cutter suction dredger cutter tooth alligator device.
The utility model is adopted the technical scheme that solve technical problem present in well-known technique: a kind of strand suction digging
Mud cutter tooth alligator device peculiar to vessel includes middle and upper part with externally threaded center-pole, is mounted with hook in the lower end of center-pole,
It is equipped with pressing plate in the root of center-pole, is equipped with rubber mat in the top of pressing plate, briquetting is equipped in the top of rubber mat, in the outer of center-pole
Threaded portion is equipped with clamp nut and anti-return nut；Rubber mat is rubber material, centre bore is equipped at center, in the hole wall of centre bore
The axial direction extension along center-pole, 180 ° of circumferential direction interval two card slots are equipped with, are set in the middle and lower part of center-pole
There is logical pin pin, leads to the both ends quartile of pin pin in two card slots；Briquetting is metal material, is equipped at middle part by being located below
Flat hole and the through hole that constitutes of the bellmouth that is located above, the middle part of center-pole is located in the through hole；Clamp nut packet
The nut portions for including underlying taper press keeping section and being located above, the lower end of taper press keeping section is located in bellmouth and the two
Taper is equal.
The advantages and positive effects of the utility model are as follows: the utility model provides a kind of strand of structure design advantages of simple
Absorbing dredge boat cutter tooth alligator device, compared with existing alligator device and cutter tooth fixed form, by setting in the technical program
Center-pole, hook, pressing plate, foot pad, clamp nut and anti-return nut are set, a kind of tooth compact-sized, structural strength is high is provided
Design scheme is sold, entire alligator on toothholder quite convenient for being mounted and dismounted.By the way that logical pin pin is arranged, effectively prevent
The case where rubber mat rotates in disassembly process and in the course of work, effectively prevents the abrasion of rubber mat, further avoids nut
The problem of moving back button effectively improves the tightness of alligator, realizes the recycling of alligator, reduces and changes tooth, changes reamer
And the time of reamer is repaired, the duration of runs and the productivity of ship are improved, the performance of ship production capacity is improved.It is pressed by design
Tight nut lower end is taper press keeping section and cooperates with the bellmouth of briquetting, realizes the axis between briquetting, rubber mat and pressing plate three
To locking and effectively avoiding loosening, by effectively preventing clamp nut and moving back to buckle in the top of clamp nut setting anti-return nut
The phenomenon that, it is further ensured that entire alligator device and cutter tooth are not easy to loosen from toothholder and falls.
Preferably: pressing plate is flexibly connected with center-pole, is equipped with through-hole at the middle part of pressing plate, the root of center-pole is logical positioned at this
In hole.
Preferably: pressing plate is fixedly connected with center-pole, and the two is an integral molding structure or fission is formed and is welded and fixed.
Preferably: being equipped with slot at the top of hook, the lower end of center-pole is located in the slot and is welded and fixed.
Preferably: being equipped with groove in the upper surface of briquetting, its taper press keeping section falls completely within groove after clamp nut fastening
It is interior.
Detailed description of the invention
Fig. 1 is the main view half section structure diagram of the utility model first embodiment；
Fig. 2 is the main view half section structure diagram of the utility model second embodiment.
In figure: 1, anti-return nut；2, clamp nut；2-1, nut portions；2-2, taper press keeping section；3, briquetting；3-1, groove；
3-2, bellmouth；3-3, flat hole；4, rubber mat；4-1, centre bore；5, lead to pin pin；6, center-pole；7, pressing plate；8, it links up with.
Specific embodiment
For the invention, features and effects that can further appreciate that the utility model, hereby lifts following embodiment and be described in detail
It is as follows:
Embodiment one
Referring to Figure 1, the cutter suction dredger cutter tooth alligator device of the utility model includes middle and upper part with externally threaded
Center-pole 6 is mounted with hook 8 in the lower end of center-pole 6, pressing plate 7 is equipped in the root of center-pole 6, in the top of pressing plate 7
Equipped with rubber mat 4, it is equipped with briquetting 3 in the top of rubber mat 4, clamp nut 2 and anti-return nut are equipped on the external thread part of center-pole 6
1.In the present embodiment, it is equipped with slot at the top of hook 8, the lower end of center-pole 6 is located in the slot and is welded and fixed.
Rubber mat 4 is rubber material, is equipped with centre bore 4-1 at center, is equipped on the hole wall of centre bore 4-1 along center-pole
Two card slots that axial direction extends, 180 ° of circumferential direction interval are equipped with logical pin pin 5 in the middle and lower part of center-pole 6, lead to pin
The both ends quartile of pin 5 can effectively prevent rubber mat 4 to send out during the installation process and in the course of work in this way in two card slots
Raw rotation, effectively prevents wearing.
Briquetting 3 is metal material, is equipped at middle part by underlying flat hole 3-3 and the bellmouth 3-2 being located above
The middle part of the through hole of composition, center-pole 6 is located in the through hole.
Clamp nut 2 includes underlying taper press keeping section 2-2 and the nut portions 2-1 being located above, taper press keeping section
The lower end of 2-2 is located in bellmouth 3-2 and the taper of the two is equal.In the present embodiment, groove 3- is equipped in the upper surface of briquetting 3
1, its taper press keeping section 2-2 is fallen completely in groove 3-1 after clamp nut 2 fastens, and can reduce the entire length of alligator in this way,
Be conducive to the structure type installed, while fallen into groove 3-1 in narrow space and also effectively prevent outer bound pair pressure
The impact of tight nut 2.
In the present embodiment, pressing plate 7 is flexibly connected with center-pole 6, is equipped with through-hole, the root of center-pole 6 at the middle part of pressing plate 7
In the through-hole.
Embodiment two
Fig. 2 is referred to, the cutter suction dredger cutter tooth alligator device of the utility model includes middle and upper part with externally threaded
Center-pole 6 is mounted with hook 8 in the lower end of center-pole 6, pressing plate 7 is equipped in the root of center-pole 6, in the top of pressing plate 7
Equipped with rubber mat 4, it is equipped with briquetting 3 in the top of rubber mat 4, clamp nut 2 and anti-return nut are equipped on the external thread part of center-pole 6
1.In the present embodiment, it is equipped with slot at the top of hook 8, the lower end of center-pole 6 is located in the slot and is welded and fixed.
Rubber mat 4 is rubber material, is equipped with centre bore 4-1 at center, is equipped on the hole wall of centre bore 4-1 along center-pole
Two card slots that axial direction extends, 180 ° of circumferential direction interval are equipped with logical pin pin 5 in the middle and lower part of center-pole 6, lead to pin
The both ends quartile of pin 5 can effectively prevent rubber mat 4 to send out during the installation process and in the course of work in this way in two card slots
Raw rotation, effectively prevents wearing.
Briquetting 3 is metal material, is equipped at middle part by underlying flat hole 3-3 and the bellmouth 3-2 being located above
The middle part of the through hole of composition, center-pole 6 is located in the through hole.
Clamp nut 2 includes underlying taper press keeping section 2-2 and the nut portions 2-1 being located above, taper press keeping section
The lower end of 2-2 is located in bellmouth 3-2 and the taper of the two is equal.In the present embodiment, groove 3- is equipped in the upper surface of briquetting 3
1, its taper press keeping section 2-2 is fallen completely in groove 3-1 after clamp nut 2 fastens, and can reduce the entire length of alligator in this way,
Be conducive to the structure type installed, while fallen into groove 3-1 in narrow space and also effectively prevent outer bound pair pressure
The impact of tight nut 2.
In the present embodiment, pressing plate 7 is fixedly connected with center-pole 6, and the two is an integral molding structure or fission is formed and welded
Connect fixation.When integrated molding, machining can be carried out using same metal bar material and be made.
Claims (5)
1. a kind of cutter suction dredger cutter tooth alligator device, it is characterized in that: include that middle and upper part has externally threaded center-pole (6),
Hook (8) are mounted in the lower end of center-pole (6), pressing plate (7) are equipped in the root of center-pole (6), in the upper of pressing plate (7)
Side is equipped with rubber mat (4), is equipped with briquetting (3) in the top of rubber mat (4), clamp nut is equipped on the external thread part of center-pole (6)
(2) and anti-return nut (1)；
Rubber mat (4) is rubber material, is equipped with centre bore (4-1) at center, is equipped on the hole wall of centre bore (4-1) along center-pole
(6) two card slots that axial direction extends, 180 ° of circumferential direction interval are equipped with logical pin pin in the middle and lower part of center-pole (6)
It follows closely (5), leads to the both ends quartile of pin pin (5) in two card slots；Briquetting (3) is metal material, in the case where middle part is equipped with by being located at
The through hole that the flat hole (3-3) of side and the bellmouth (3-2) being located above are constituted, the middle part of center-pole (6) is located at the perforation
In hole；Clamp nut (2) includes underlying taper press keeping section (2-2) and the nut portions (2-1) that are located above, taper pressure holding
The lower end in portion (2-2) is located in bellmouth (3-2) and the taper of the two is equal.
2. cutter suction dredger as described in claim 1 cutter tooth alligator device, it is characterized in that: pressing plate (7) and center-pole (6) are living
Dynamic connection is equipped with through-hole at the middle part of pressing plate (7), and the root of center-pole (6) is located in the through-hole.
3. cutter suction dredger as described in claim 1 cutter tooth alligator device, it is characterized in that: pressing plate (7) and center-pole (6) are solid
Fixed connection, the two is an integral molding structure or fission is formed and is welded and fixed.
4. cutter suction dredger as claimed in claim 2 or claim 3 cutter tooth alligator device, it is characterized in that: being set at the top of hook (8)
There is slot, the lower end of center-pole (6) is located in the slot and is welded and fixed.
5. cutter suction dredger as claimed in claim 2 or claim 3 cutter tooth alligator device, it is characterized in that: in the upper surface of briquetting (3)
Equipped with groove (3-1), its taper press keeping section (2-2) is fallen completely in groove (3-1) after clamp nut (2) fastening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820498082.0U CN208183840U (en) | 2018-04-10 | 2018-04-10 | A kind of cutter suction dredger cutter tooth alligator device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820498082.0U CN208183840U (en) | 2018-04-10 | 2018-04-10 | A kind of cutter suction dredger cutter tooth alligator device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208183840U true CN208183840U (en) | 2018-12-04 |
Family
ID=64436601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820498082.0U Active CN208183840U (en) | 2018-04-10 | 2018-04-10 | A kind of cutter suction dredger cutter tooth alligator device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208183840U (en) |
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2018
- 2018-04-10 CN CN201820498082.0U patent/CN208183840U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 346, Chentang technology incubator, 17 Yujiang Road, Hexi District, Tianjin, 300221 Patentee after: CCCC (Tianjin) Dredging Engineering Co.,Ltd. Patentee after: CCCC TIANJIN DREDGING Co.,Ltd. Address before: Tianhang building, No.1, Zhongxin Road, Binhai New Area, Tianjin, 300450 Patentee before: CCCC-TDC BINHAI ENVIRONMENTAL CHANNEL DREDGING Co.,Ltd. Patentee before: CCCC TIANJIN DREDGING Co.,Ltd. |
|
| CP03 | Change of name, title or address |