CN206503910U - It is a kind of to have prevent reversing function to be twisted machine gearbox - Google Patents
It is a kind of to have prevent reversing function to be twisted machine gearbox Download PDFInfo
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- CN206503910U CN206503910U CN201720182121.1U CN201720182121U CN206503910U CN 206503910 U CN206503910 U CN 206503910U CN 201720182121 U CN201720182121 U CN 201720182121U CN 206503910 U CN206503910 U CN 206503910U
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- locating shaft
- box case
- twisted
- ball bearing
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Abstract
It is a kind of to have prevent reversing function to be twisted machine gearbox, including drive shaft, gear-box case, the drive shaft is arranged on the side wall of gear-box case, the first locating shaft, the second locating shaft and the 3rd locating shaft are plugged with the inwall of the gear-box case respectively, fixed cover is connected to first gear, second gear, anti-reverse cylinder clutch bearing successively from left to right on first locating shaft, fixed cover is connected to fixed cover on the 3rd gear and the 4th gear, the 3rd locating shaft and is connected to the 5th gear on second locating shaft.The utility model can block anti-reverse cylinder clutch bearing by the unidirectional intermittent movement effect of ratchet structure layer and will not rotate backward, also each gear is prevented to have the trend of rotation, avoid the occurrence of security incident, improve the security performance for being twisted machine gearbox, take-up can be completed by the engaged transmission between each gear to work, reduce the production cost for being twisted machine gearbox simultaneously.
Description
Technical field
The utility model, which is related to, a kind of has prevent reversing function to be twisted machine gearbox.
Background technology
The machine of being twisted is stringing indispensable when setting up cable and underground distribution, the Work machine of vertical rod, is twisted function various
It is smoothly convenient under complex environment to set up wire lifting, traction or stringing, it is widely used in electric power, telecommunications, the construction of municipal works
Stringing group vertical rod tower or motor-driven unwrapping wire, but be twisted machine gearbox and there is reversely pullling for outside line after take-up, it is twisted machine
Reversion occurs in gearbox so that is twisted machine gearbox and there is very big potential safety hazard, the cable set up when serious can be conducted oneself with dignity
And reversely pull and fall down, cause the generation of great quality accident.
Utility model content
The utility model in view of the shortcomings of the prior art there is provided it is a kind of solve the above problems have prevent reversing function
Be twisted machine gearbox.
In order to solve the above-mentioned technical problem, the utility model is addressed by following technical proposals：
It is a kind of have prevent the machine gearbox that is twisted of reversing function, including drive shaft, gear-box case, the drive shaft peace
Be plugged with respectively on the side wall of gear-box case, on the inwall of the gear-box case the first locating shaft, second determine
On position axle and the 3rd locating shaft, first locating shaft from left to right successively fixed cover be connected to first gear, it is second gear, anti-reverse
Tumbler cylinder Engaging-and-disengaging bearing, the first gear is connected with drive shaft in engagement, and the anti-reverse cylinder clutch bearing is embedded in change
On the opposite side inwall of fast case shell, fixed cover is connected to the 3rd gear and the 4th gear, the described 3rd on second locating shaft
Together with gear is intermeshed with second gear, fixed cover is connected to the 5th gear, the 5th gear on the 3rd locating shaft
Together with the intermeshing of the 4th gear.
In above-mentioned technical proposal, ratchet structure layer has been filled in the inside of the anti-reverse cylinder clutch bearing.
In above-mentioned technical proposal, a circle engaging tooth is formed with a side external surface of the drive shaft.
In above-mentioned technical proposal, the first gear and second gear are connected with the first locating shaft in interference fit respectively,
The side of the first gear is placed with the first ball bearing, and first ball bearing is socketed in a side of the first locating shaft
In edge, the outer face of first ball bearing is embedded on the side inwall of gear-box case.
In above-mentioned technical proposal, the second ball bearing and the 3rd ball axle are socketed respectively on the two ends of second locating shaft
Hold, the outer face of second ball bearing and the 3rd ball bearing is respectively embedded on the both sides inwall of gear-box case.
In above-mentioned technical proposal, the both sides of the 5th gear are equipped with the 4th ball bearing, the 5th ball bearing respectively, institute
State the 4th ball bearing and the 5th ball bearing is fixed on the 3rd locating shaft and is respectively embedded in the both sides of gear-box case
On wall, one end of the 3rd locating shaft is extended to be provided with a sidewall outer of gear-box case, the elongated end of the 3rd locating shaft
Disk is twisted, the outside transition bending in two edges for being twisted disk is in structure narrow in the middle of two head breadths.
In above-mentioned technical proposal, the gear-box case includes spiral self-locking bar, fixing bolt, connecting rod, emergency stop device,
The self-lock rod and fixing bolt are respectively placed on three end points of gear-box case, and the connecting rod is fixed on gear-box case
An end face edge on, the emergency stop device be arranged on gear-box case middle part, the bottom of the emergency stop device with
The arc surface for being twisted disk is in the mutual abutting for leaving gap.
Beneficial effect：Compared with prior art, it has the advantages that the utility model：
The utility model have prevent reversing function be twisted machine gearbox by ratchet structure layer unidirectional intermittent movement
Effect, which can block anti-reverse cylinder clutch bearing, to be rotated backward, and also prevent each gear to have the trend of rotation, it is to avoid to go out
Existing security incident, improves the security performance for being twisted machine gearbox, while can be complete by the engaged transmission between each gear
Into take-up work, the production cost for being twisted machine gearbox is reduced.
Brief description of the drawings
Fig. 1 is with preventing the structure chart for being twisted machine gearbox of reversing function.
Fig. 2 is with preventing the main view profile for being twisted machine gearbox of reversing function.
Fig. 3 is with preventing the partial enlarged drawing for being twisted machine gearbox of reversing function.
Embodiment
Refering to Fig. 1~3, it is a kind of have prevent the machine gearbox that is twisted of reversing function, including drive shaft 1, first gear 2,
Second gear 3, the 3rd gear 4, the 4th gear 5, the 5th gear 6, it is twisted disk 7, anti-reverse cylinder clutch bearing 8, outside gearbox
Shell 9, gear-box case 9 includes spiral self-locking bar 91, fixing bolt 92, connecting rod 93, emergency stop device 94, self-lock rod 91 and fixation
Bolt 92 is respectively placed on three end points of gear-box case 9, and connecting rod 93 is fixed on an end face edge of gear-box case 9
On, emergency stop device 94 is arranged on the middle part of gear-box case 9, and drive shaft 1 is arranged on the side wall of gear-box case 9
On, be formed with a side external surface of drive shaft 1 on a circle engaging tooth, the inwall of gear-box case 9 be plugged with respectively first determine
Fixed cover is connected to the first tooth successively from left to right on position axle, the second locating shaft and the 3rd locating shaft (figure is not marked), the first locating shaft
Wheel 2, second gear 3, anti-reverse cylinder clutch bearing 8, first gear 2 and second gear 3 are in respectively interference with the first locating shaft
It is connected, first gear 2 is connected with drive shaft 1 in engagement, and the side of first gear 2 is placed with the first ball bearing 21, the
One ball bearing 21 is socketed in a lateral edges of the first locating shaft, and the outer face of the first ball bearing 21 is embedded in outside gearbox
On the side inwall of shell 9, anti-reverse cylinder clutch bearing 8 is embedded on the opposite side inwall of gear-box case 9, in the first ball
Under bearing 21 and the synchronous axial system of anti-reverse cylinder clutch bearing 8, first gear 2 and second gear 3 being capable of normal engaged transmissions, the
Fixed cover is connected to the 3rd gear 4 and the 4th gear 5 on two locating shafts, together with the 3rd gear 4 is intermeshed with second gear 3,
The second ball bearing 41 and the 3rd ball bearing 51, the second ball bearing 41 and the 3rd are socketed on the two ends of second locating shaft respectively
The outer face of ball bearing 51 is respectively embedded on the both sides inwall of gear-box case 9, and fixed cover is connected on the 3rd locating shaft
Five gears 6, together with the 5th gear 6 is intermeshed with the 4th gear 5, the both sides of the 5th gear 6 are equipped with the 4th ball axle respectively
The 61, the 5th ball bearing 62 is held, the 4th ball bearing 61 and the 5th ball bearing 62 are fixed on the 3rd locating shaft and embedding respectively
Enter on the both sides inwall of gear-box case 9, a sidewall outer of gear-box case 9 is extended in one end of the 3rd locating shaft, the
It is provided with the elongated end of three locating shafts and is twisted disk 7, is twisted the outside transition bending in two edges of disk 7 in narrow in the middle of two head breadths
Structure, it is in leave the mutual of gap to abut to be twisted the arc surface of disk 7 with the bottom of emergency stop device 94, and emergency stop device 94 can locking strand
Mill 7, prevents from being twisted after disk 7 stops operating and is inverted by the reverse drawing of outside line, improves the safety for being twisted machine gearbox
Performance.
When being twisted machine gearbox work, drive shaft 1 is with the engaged transmission of first gear 2, first gear 2 and second gear 3
And the synchronous axial system of anti-reverse cylinder clutch bearing 8, second gear 3 and the 3rd gear 4 be connected come driving torque by engagement, and the 3rd
The gear 5 of gear 4 and the 4th also synchronous axial system, the 4th gear 5 be connected with the 5th gear 6 also by engagement carrys out driving torque, driving
The driving force of axle 1 is sequentially delivered to be twisted on disk 7 by gear, and take-up, anti-reverse cylinder clutch bearing can be completed by being twisted disk 7
Ratchet structure layer 81 has been filled in 8 inside, after drive shaft 1 stops operating, is twisted disk 7 and is pullled down by outside line, meeting
There is counter-rotational trend, can also cause each gear synchronous to invert, at this moment pass through the unidirectional intermittent movement of ratchet structure layer 81
Effect, which can block anti-reverse cylinder clutch bearing 8, to be rotated backward, and further, also prevent first gear 2 and second gear 3
Have the trend of rotation, it is to avoid security incident occur, improve the security performance for being twisted machine gearbox, at the same by each gear it
Between engaged transmission can complete take-up work, reduce the production cost for being twisted machine gearbox.
Embodiment described above is only that preferred embodiment of the present utility model is described, not to this practicality
New spirit and scope are defined.On the premise of the utility model design concept is not departed from, this area ordinary person couple
The all variations and modifications that the technical solution of the utility model is made, all should drop into protection domain of the present utility model, this reality
With new claimed technology contents, all record in detail in the claims.
Claims (7)
1. it is a kind of have prevent the machine gearbox that is twisted of reversing function, including drive shaft (1), gear-box case (9), the driving
Axle (1) is arranged on the side wall of gear-box case (9), it is characterised in that on the inwall of the gear-box case (9) respectively
It is plugged with fixedly sleeved successively from left to right on the first locating shaft, the second locating shaft and the 3rd locating shaft, first locating shaft
There are first gear (2), second gear (3), anti-reverse cylinder clutch bearing (8), the first gear (2) is in drive shaft (1)
Engagement connection, the anti-reverse cylinder clutch bearing (8) is embedded on the opposite side inwall of gear-box case (9), and described second
Fixed cover is connected to the 3rd gear (4) and the 4th gear (5) on locating shaft, and the 3rd gear (4) is mutually nibbled with second gear (3)
It is combined, fixed cover is connected to the 5th gear (6), the 5th gear (6) and the 4th gear (5) phase on the 3rd locating shaft
Mutually mesh together.
2. according to claim 1 have prevent reversing function to be twisted machine gearbox, it is characterised in that the anti-reverse
Ratchet structure layer (81) has been filled in the inside of cylinder clutch bearing (8).
3. according to claim 1 have prevent reversing function to be twisted machine gearbox, it is characterised in that the drive shaft
(1) a circle engaging tooth is formed with a side external surface.
4. according to claim 1 have prevent reversing function to be twisted machine gearbox, it is characterised in that first tooth
Wheel (2) and second gear (3) are connected with the first locating shaft in interference fit respectively, and the side of the first gear (2) is placed with
First ball bearing (21), first ball bearing (21) is socketed in a lateral edges of the first locating shaft, first rolling
The outer face of pearl bearing (21) is embedded on the side inwall of gear-box case (9).
5. according to claim 1 have prevent reversing function to be twisted machine gearbox, it is characterised in that described second determines
Be socketed the second ball bearing (41) and the 3rd ball bearing (51) respectively on the two ends of position axle, second ball bearing (41) and
The outer face of 3rd ball bearing (51) is respectively embedded on the both sides inwall of gear-box case (9).
6. according to claim 1 have prevent reversing function to be twisted machine gearbox, it is characterised in that the 5th tooth
The both sides of wheel (6) are equipped with the 4th ball bearing (61), the 5th ball bearing (62) respectively, the 4th ball bearing (61) and the
Five ball bearings (62) are fixed on the 3rd locating shaft and are respectively embedded on the both sides inwall of gear-box case (9), and the 3rd determines
One end of position axle, which extends to be provided with a sidewall outer of gear-box case (9), the elongated end of the 3rd locating shaft, is twisted disk
(7), the outside transition bending in two edges for being twisted disk (7) is in structure narrow in the middle of two head breadths.
7. according to claim 6 have prevent reversing function to be twisted machine gearbox, it is characterised in that the gearbox
Shell (9) includes spiral self-locking bar (91), fixing bolt (92), connecting rod (93), emergency stop device (94), the self-lock rod (91)
It is respectively placed in fixing bolt (92) on three end points of gear-box case (9), the connecting rod (93) is fixed on outside gearbox
In one end face edge of shell (9), the emergency stop device (94) is arranged on the middle part of gear-box case (9), the jerk
The bottom of device (94) is in leave the mutual of gap to abut with the arc surface for being twisted disk (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720182121.1U CN206503910U (en) | 2017-02-28 | 2017-02-28 | It is a kind of to have prevent reversing function to be twisted machine gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720182121.1U CN206503910U (en) | 2017-02-28 | 2017-02-28 | It is a kind of to have prevent reversing function to be twisted machine gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206503910U true CN206503910U (en) | 2017-09-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720182121.1U Active CN206503910U (en) | 2017-02-28 | 2017-02-28 | It is a kind of to have prevent reversing function to be twisted machine gearbox |
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| CN (1) | CN206503910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704556A (en) * | 2017-02-28 | 2017-05-24 | 常熟市安得电力机具制造有限公司 | Winching machine gearbox with anti-reversal function |
-
2017
- 2017-02-28 CN CN201720182121.1U patent/CN206503910U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704556A (en) * | 2017-02-28 | 2017-05-24 | 常熟市安得电力机具制造有限公司 | Winching machine gearbox with anti-reversal function |
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