CN206668146U - A kind of hydraulic rotating unit head - Google Patents

A kind of hydraulic rotating unit head Download PDF

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Publication number
CN206668146U
CN206668146U CN201720351917.5U CN201720351917U CN206668146U CN 206668146 U CN206668146 U CN 206668146U CN 201720351917 U CN201720351917 U CN 201720351917U CN 206668146 U CN206668146 U CN 206668146U
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CN
China
Prior art keywords
gear shaft
flange
gear
bearing
unit head
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CN201720351917.5U
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Chinese (zh)
Inventor
瞿小珍
朱强
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Zhangjiagang Free Trade Zone Yongda Machinery Co Ltd
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Zhangjiagang Free Trade Zone Yongda Machinery Co Ltd
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Priority to CN201720351917.5U priority Critical patent/CN206668146U/en
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Abstract

The utility model discloses a kind of hydraulic rotating unit head, including forward flange, protecgulum, housing, bonnet, the bearing block being sequentially connected, it is internal between the forward flange, the protecgulum, the housing, the bonnet, the bearing block to be provided with gear shaft, the gear shaft other end is connected with flange, the flange is connected to joint simultaneously, and the axle sleeve nestled up is connected with mandrel through gear shaft inside and the mandrel other end with air pipe interface.The beneficial effects of the utility model:The utility model provides a kind of hydraulic rotating unit head, power foot, oil circuit good airproof performance, each part good airproof performance, it is connected firmly between gear shaft and flange, is connected firmly between gear shaft and bearing block, bearing block does not have an impact when operating to other parts, lubrication is conveniently and each gear, gear shaft, each bearing operation are smooth, and gear shaft operating is stable.

Description

A kind of hydraulic rotating unit head
Technical field
It the utility model is related to field of mechanical technique, and in particular to a kind of hydraulic rotating unit head.
Background technology
At present, building, ground etc can be drilled because of some needs when being constructed in architectural engineering, it is at this moment past It is past to need to use unit head to drill bit offer kinetic energy, and be difficult to reach preferable in some cases using general existing unit head Effect, and can also cause the damage of unit head because performance is bad, such as in rock takes aim at solid engineering, run into substantial amounts of broken Rock, sand pebble layer then need the unit head that moment of torsion is big, power is sufficient to provide drill bit enough kinetic energy progress operations, existing dynamic Power head does not often reach required kinetic energy, and long-term work can then cause the damage of unit head.
Chinese patent application file CN103790512A discloses a kind of rotary drilling rig and its power head device, unit head dress Put including unit head main body, in addition to be arranged at the slewing supporting device of the unit head main body, the slewing supporting device bag Include the tumbler that is connected for the drilling rod with rotary rig and can be rotated with the drilling rod.
Utility model content
The utility model overcomes the problem of prior art is present, it is proposed that a kind of hydraulic rotating unit head, the unit head Enough kinetic energy can be also provided under more severe geological environment for drill bit, ensure smoothly entering for various engineering constructions OK.
Concrete technical scheme of the present utility model is as follows:
A kind of hydraulic rotating unit head, including forward flange, protecgulum, housing, the bonnet being sequentially connected, the forward flange, institute State inside between protecgulum, the housing, the bonnet and be provided with gear shaft, described gear shaft one end is connected with flange, the flange Joint is connected to, the gear shaft other end is connected with bearing block, and the axle sleeve nestled up is passed through inside the gear shaft with mandrel And the mandrel other end is connected with air pipe interface, the adjacent joint of the axle sleeve other end.
Preferably, bearing one is provided between the gear shaft and the forward flange, between the gear shaft and the housing Provided with bearing two, rear locking plate and cylindrical positioning pins one are provided between the gear shaft and the bearing block;The mandrel is another End is installed with thrust ball bearing and at least two bearings three through bearing block and bearing block, passes the bearing block Mandrel surface be provided with installation air pipe interface screw thread simultaneously the screw thread be provided be used for respectively to thrust ball bearing and tracheae The spacing round nut with fastening of interface.
Preferably, the flange is set on the axle sleeve for passing the gear shaft, while between the gear shaft Provided with being provided with key between preceding locking plate and the gear shaft and the flange, axle sleeve.
Preferably, the housing both sides are respectively equipped with hydraulic motor, and little gear is arranged on the output end of hydraulic motor, small tooth The front end sleeve of wheel is located in the needle bearing of protecgulum both sides, and the gear parts of little gear are then nibbled with the gear on gear shaft Close.
It is highly preferred that for the thrust ball bearing carry out it is spacing and fastening round nut and the thrust ball bearing it Between be sequentially provided with stop washer and dust washer.
It is highly preferred that being provided with interior hexagonal plug two at the top of the air pipe interface, side is respectively equipped with transit joint and interior six Angle cylinder end clamping fixed screw.
Preferably, between the joint and the flange and the axle sleeve, between the forward flange and protecgulum, before described Seal is all provided between lid and housing, between the housing and bonnet.
Beneficial effect:The utility model proposes a kind of hydraulic rotating unit head, power foot, oil circuit good airproof performance, each part Good airproof performance, it is connected firmly between gear shaft and flange, is connected firmly between gear shaft and bearing block, to it when bearing block operates Its part does not have an impact, and lubrication is conveniently and each gear, gear shaft, each bearing operation are smooth, and gear shaft operating is stable.
Brief description of the drawings
Fig. 1 is a kind of sectional view of hydraulic rotating unit head of the utility model;
Fig. 2 is a kind of partial sectional view of hydraulic rotating unit head of the utility model;
Fig. 3 is the structural representation of the utility model flange;
Fig. 4 is the structural representation of the utility model gear shaft;
In accompanying drawing:
1st, housing 2, protecgulum 3, forward flange
4th, bonnet 5, gear shaft 6, little gear
7th, rear locking plate 8, bearing block 9, mandrel
10th, dust washer 11, air pipe interface 12, axle sleeve
13rd, preceding locking plate 14, key 15, flange
16th, joint 17, adjusting washer 18, bearing two
19th, bearing 1, needle bearing 21, thrust ball bearing
22nd, bearing 3 23, outside framework oil seal 1, outside framework oil seal two
25th, O-ring 1, O-ring 2 27, sealing ring
28th, O-ring 3 29, O-ring 4 30, O-ring five
31st, guidance tape 32, stop washer 33, round nut
34th, circlip for hole 36, butter nozzle two
37th, cylindrical positioning pins 1, interior hexagonal plug 1, interior hexagonal plug two
40th, transit joint 41, lock washer 1, lock washer two
43rd, lock washer 3 44, hexagon socket head cap screw 1, hexagon socket head cap screw two
46th, hexagon socket head cap screw 3 47, outer-hexagonal bolt 1, outer-hexagonal bolt two
49th, outer-hexagonal bolt 3 51, outer-hexagonal bolt 5 54, hydraulic motor
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, with reference to embodiments, to this Utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining this practicality It is new, it is not used to limit the utility model.
Fig. 1 is a kind of sectional view of hydraulic rotating unit head, and Fig. 2 is the partial sectional view of Fig. 1 opposite sides, and Fig. 3 is in Fig. 1 The structural representation of flange, Fig. 4 are the structural representation of Fig. 1 middle gear axles.
Embodiment one
A kind of hydraulic rotating unit head, including forward flange 3, protecgulum 2, housing 1, the bonnet 4 being sequentially connected, the forward flange 3rd, it is fixedly connected between the protecgulum 2, the housing 1 by outer-hexagonal bolt 5 51 with lock washer 3 43, the forward flange 3 O-ring 3 28 is provided between protecgulum 2, it is described by setting O-ring 3 28 to ensure that the sealing between forward flange 3 and protecgulum 2 Cylindrical positioning pins two are provided between protecgulum 2 and the housing 1, sealing ring 27 are provided between the protecgulum 2 and housing 1, by setting Put sealing ring 27 and ensure that sealing between protecgulum 2 and housing 1, pass through outer-hexagonal bolt between the protecgulum 2 and the housing 1 Four strengthen being fixedly connected with lock washer 3 43, by outer-hexagonal bolt 2 48 and locking between the bonnet 4 and the housing 1 Packing ring 3 43 is fixedly connected, and O-ring 5 30 is provided between the housing 1 and bonnet 4, by setting O-ring 5 30 to ensure that shell Sealing between body 1 and bonnet 4;
It is internal between the forward flange 3, the protecgulum 2, the housing 1, the bonnet 4 to be provided with gear shaft 5, the gear Be provided with circlip for hole 34 and outside framework oil seal 2 24 between axle 5 and the forward flange 3, the gear shaft 5 and the bonnet 4 it Between be provided with outside framework oil seal 1, by the way that outside framework oil seal 2 24 and outside framework oil seal 1 are arranged on into both sides, make gear shaft 5 and preceding method Oil circuit between orchid 3, the housing 1 of protecgulum 2, bonnet 4 will not produce leakage, reach the effect of sealing;
Described one end of gear shaft 5 is connected with flange 15, and the flange 15 is connected to joint 16, and the joint 16 passes through outer six Corner bolt 3 49 is fixedly connected with lock washer 3 43 with flange 15, and the flange 15 is set in the institute for passing the gear shaft 5 State on axle sleeve 12, while provided with preceding locking plate 13 and the gear shaft 5 and the flange 15, axle sleeve between the gear shaft 5 Key 14 is provided between 12, the annular groove one of locking plate 13 before the inside of flange 15 is provided with the groove 1 for being used for inlaying key 14 and placed 152, the annular groove 2 502 of locking plate 13, key 14 are before the one end of gear shaft 5 is provided with the groove 2 501 for being used for inlaying key 14 and inlayed Cuboid, key 14 are located between groove 1 and groove 2 501 and positioned by axle sleeve 12, and preceding locking plate 13 is embedded in annular groove Fixed between one 152 and annular groove 2 502 and by hexagon socket head cap screw 3 46 and the flange 15, so as to reach gear shaft 5 with 15 firmly fixed effect of flange, fixed between the flange 15 and the preceding locking plate 13 by hexagon socket head cap screw 3 46, it is described O-ring 4 29 is provided between joint 16, the flange 15, the axle sleeve 12, by set O-ring 4 29 ensure that joint 16, Sealing between flange 15, axle sleeve 12, the other end of gear shaft 5 are connected with bearing block 8, and the other end of gear shaft 5, which is provided with, to be inlayed The annular groove 3 503 of locking plate 7 and end face are provided with the groove 3 504 for inlaying cylindrical positioning pins 1 afterwards, and the inside of bearing block 8 is provided with Inlay and do not marked on the figure of groove four of cylindrical positioning pins 1, is embedded in by rear locking plate 7 in the annular groove 3 503 on gear shaft 5, together When fixed also by outer-hexagonal bolt 47 and lock washer 3 41 with bearing block 8, and inlay circle between groove 3 504 and groove four Post alignment pin 1 reaches firmly fixed effect between gear shaft 5 and bearing block 8;
The housing 1 is provided with interior hexagonal plug 1 and butter nozzle one, can be conveniently little gear 6 by butter nozzle one Butter is injected with gear shaft 5, it is the housing 1, the protecgulum 2, described so that little gear 6, the smooth movements of gear shaft 5 Forward flange 3, the bonnet 4, butter nozzle 2 36 is all provided with the bearing block 8, can be conveniently needle roller by butter nozzle 2 36 Injection butter in bearing 20, bearing 1, bearing 2 18, bearing 3 22 and thrust ball bearing 21, so that needle bearing 20th, bearing 1, bearing 2 18, bearing 3 22 and the smooth movements of thrust ball bearing 21, the axle sleeve 12 nestled up are worn with mandrel 9 Cross the inside of gear shaft 5 and the other end of the mandrel 9 is connected with air pipe interface 11, the adjacent joint of the other end of axle sleeve 12 16;
Bearing 1 is provided between the gear shaft 5 and the forward flange 3, is set between the gear shaft 5 and the housing 1 Have bearing 2 18, play support by 2 16 pairs of bearing 1, bearing gear shafts 5 and fix, and control its axially and radially Migration, gear shaft 5 is set to realize that rotation reaches stable effect, the bearing 2 18, the bonnet 4 and the housing Adjusting washer 17 is provided between 1, rear locking plate 7 and cylindrical positioning pins one are provided between the gear shaft 5 and the bearing block 8 37, it is fixedly connected between the bearing block 8 and the rear locking plate 7 by outer-hexagonal bolt 1 and lock washer 1;It is described The O-ring 1 of guidance tape 31 and at least three is provided between mandrel 9 and the gear shaft 5, by setting O-ring 1 to ensure Sealing between mandrel 9 and gear shaft 5, the other end of mandrel 9 are fixedly mounted through bearing block 8 and bearing block 8 There is the bearing 3 22 of thrust ball bearing 21 and at least two, the surface of mandrel 9 for passing the bearing block 8 is provided with installation air pipe interface 11 Screw thread simultaneously the screw thread be provided be used for respectively it is spacing to thrust ball bearing 21 and air pipe interface 11 and fastening round nut 33, for carrying out setting successively between spacing and fastening round nut 33 and the thrust ball bearing 21 to the thrust ball bearing 21 There are stop washer 32 and dust washer 10, by dust washer 10, stop washer 32 and round nut 30 so as to avoiding in bearing Air pipe interface 11 when seat 8 operates to mandrel 9 and on mandrel 9 has an impact, and the top of air pipe interface 11 is provided with interior Hexagonal plug 2 39, side are respectively equipped with transit joint 40 and interior hexagonal cylindrical end holding screw;
The both sides of housing 1 are respectively equipped with the hydraulic motor fixed by hexagon socket head cap screw 2 45 and lock washer 2 42 54, little gear 6 is fixed by hexagon socket head cap screw 1 and lock washer 1 with hydraulic motor 54, and the front end of little gear 6 is arranged In in the needle bearing 20 installed in the both sides of protecgulum 2, the gear parts of little gear 6 then engage with the gear on gear shaft 5, described O-ring 2 26 is provided between little gear 6 and the hydraulic motor 54, by set O-ring 2 26 ensure that hydraulic motor 54 with Sealing between housing 1.
Rotary power head is fixed on rig and the external pressure-air at air pipe interface 11 by housing 1, in joint Drill bit is connect at 16, at work, due to being equipped with two hydraulic motors 54 on housing 1, so needing to connect external impetus station to two Platform hydraulic motor 54 provides power, and two hydraulic motors 54 drive respective little gear 6 to rotate, in the rotation lower band of little gear 6 It is dynamic to be rotated with the meshed gears axle 5 of little gear 6, so as to drive the bearing block 8 mutually fixed with the one end of gear shaft 5 to rotate and pass through The joint 16 that flange 15 is mutually fixed with the other end of gear shaft 5 rotates, and then drives the bit operation being arranged on joint 11, passes through Two output torques of hydraulic motor 54 and rotating speed, then realized by the gear reduction ratio between respective little gear 6 and gear shaft 5 The increase of moment of torsion and the work for being reduced to drill bit of rotating speed bring power powerful enough.
In addition to the implementation, the utility model can also have other embodiment.It is all to use equivalent substitution or equivalent change The technical scheme to be formed is changed, all falls within the protection domain of the requires of the utility model.

Claims (7)

1. a kind of hydraulic rotating unit head, including forward flange (3), protecgulum (2), housing (1), the bonnet (4) being sequentially connected, it is special Sign is:It is internal between the forward flange (3), the protecgulum (2), the housing (1), the bonnet (4) to be provided with gear shaft (5), described gear shaft (5) one end is connected with flange (15), and the flange (15) is connected to joint (16), the gear shaft (5) The other end is connected with bearing block (8), and the axle sleeve (12) nestled up is internal and described through the gear shaft (5) with mandrel (9) Mandrel (9) other end is connected with air pipe interface (11), the adjacent joint of axle sleeve (12) other end (16).
A kind of 2. hydraulic rotating unit head according to claim 1, it is characterised in that:The gear shaft (5) and the preceding method Bearing one (19) is provided between blue (3), bearing two (18), the gear are provided between the gear shaft (5) and the housing (1) Rear locking plate (7) and cylindrical positioning pins one (37) are provided between axle (5) and the bearing block (8);Mandrel (9) other end is worn Cross bearing block (8) and thrust ball bearing (21) and at least two bearings three (22) are installed between bearing block (8), pass The screw thread is provided with for dividing screw thread of mandrel (9) surface of the bearing block (8) provided with installation air pipe interface (11) simultaneously Other spacing to thrust ball bearing (21) and air pipe interface (11) and fastening round nut (33).
A kind of 3. hydraulic rotating unit head according to claim 1, it is characterised in that:The flange (15), which is set in, passes institute State on the axle sleeve (12) of gear shaft (5), while preceding locking plate (13) and the gear are provided between the gear shaft (5) Key (14) is provided between axle (5) and the flange (15), axle sleeve (12).
A kind of 4. hydraulic rotating unit head according to claim 1, it is characterised in that:Housing (1) both sides are respectively equipped with Hydraulic motor (54), little gear (6) are arranged on the output end of hydraulic motor (54), and the front end sleeve of little gear (6), which is located at, to be arranged on In the needle bearing (20) of protecgulum (2) both sides, the gear parts of little gear (6) then engage with the gear on gear shaft (5).
A kind of 5. hydraulic rotating unit head according to claim 2, it is characterised in that:For to the thrust ball bearing (21) Carry out being sequentially provided with stop washer (32) and dust-proof between spacing and fastening round nut (33) and the thrust ball bearing (21) Packing ring (10).
A kind of 6. hydraulic rotating unit head according to claim 2, it is characterised in that:It is provided with the top of the air pipe interface (11) Interior hexagonal plug two (39), side are respectively equipped with transit joint (40).
A kind of 7. hydraulic rotating unit head according to claim 1, it is characterised in that:The joint (16) and the flange (15) and between the axle sleeve (12), between the forward flange (3) and protecgulum (2), between the protecgulum (2) and housing (1), Seal is all provided between the housing (1) and bonnet (4).
CN201720351917.5U 2017-04-06 2017-04-06 A kind of hydraulic rotating unit head Active CN206668146U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720351917.5U CN206668146U (en) 2017-04-06 2017-04-06 A kind of hydraulic rotating unit head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720351917.5U CN206668146U (en) 2017-04-06 2017-04-06 A kind of hydraulic rotating unit head

Publications (1)

Publication Number Publication Date
CN206668146U true CN206668146U (en) 2017-11-24

Family

ID=60367870

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720351917.5U Active CN206668146U (en) 2017-04-06 2017-04-06 A kind of hydraulic rotating unit head

Country Status (1)

Country Link
CN (1) CN206668146U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106930683A (en) * 2017-04-06 2017-07-07 张家港保税区永大机械有限公司 A kind of hydraulic rotating unit head

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106930683A (en) * 2017-04-06 2017-07-07 张家港保税区永大机械有限公司 A kind of hydraulic rotating unit head
CN106930683B (en) * 2017-04-06 2020-04-21 张家港保税区永大机械有限公司 Hydraulic rotary power head

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