CN203363036U - Crusher with screw rod component slack-preventing device - Google Patents
Crusher with screw rod component slack-preventing device Download PDFInfo
- Publication number
- CN203363036U CN203363036U CN 201320443906 CN201320443906U CN203363036U CN 203363036 U CN203363036 U CN 203363036U CN 201320443906 CN201320443906 CN 201320443906 CN 201320443906 U CN201320443906 U CN 201320443906U CN 203363036 U CN203363036 U CN 203363036U
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- screw rod
- slack
- free bearing
- swivel nut
- power part
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Abstract
The utility model discloses a crusher with a screw rod component slack-preventing device, belonging to the technical field of crushers in match with a scraper blade reversed loader. The crusher with the screw rod component slack-preventing device comprises a small belt pulley, a first hinged support, a second hinged support, a screw rod and a power part, and further comprises a slack-preventing screw sleeve, wherein the small belt pulley is connected with the power part; the power part is connected with a crushing box through the screw rod; the screw rod is assembled on the first hinged support and the second hinged support on an output top lid; the slack-preventing screw sleeve is arranged at one end close to the second hinged support, of the screw rod; the slack-preventing screw sleeve comprises a threaded end and a clamping end; an inner thread is arranged at the threaded end; and the inner thread is matched with the end part of the screw rod. A structure like a double-nut locking structure is formed by the thread of the slack-preventing screw sleeve and the threads of the hinged supports of the crusher, so that the screwing intensity of the screw rod is intensified, the problem that the conventional screw rod component is easy to loosen is avoided, and the workload in maintenance is reduced.
Description
Technical field
The utility model relates to and the matching used disintegrator technical field of scraper blade elevating conveyor, more particularly, relates to a kind of disintegrator with lead screw assembly locking device.
Background technique
Under coal mine, disintegrator generally is arranged in the middle of scraper blade elevating conveyor, at input, the output terminal of disintegrator casing, has arranged the attachment hole be connected with the transloader baffle plate, by bolt, dumbbell pin, with transloader, is connected.The raw coal be broken is after being transported to disintegrator by transloader, then transports through transloader.Power part is to be unified into quick condition by lead screw assembly and the free bearing on the output top cover with connecting of broken case.The adjusting screw assembly, the small belt pulley position can lateral adjustments be connected with power part, make small belt pulley and be contained in big belt pulley on broken shaft in same plane.In the disintegrator running, when vibrations or tunnel inclination, leading screw can become flexible gradually, causes large small belt pulley positional deviation, be unfavorable for that bel-drivenn is steady, if adjust not in time, when serious, may make belt deviate from trough of belt, not only impact is normal produces, and also has great potential safety hazard.Therefore need running audit and adjusted.
By patent retrieval, open about the existing related art scheme of screw mandrel locking device at present.As Chinese Patent Application No.: 201210138041.8, the applying date: on May 7th, 2012, invention and created name is: a kind of New anti-loose fastening piece, this application case discloses a kind of New anti-loose fastening piece, which comprises at least screw mandrel, nut, when screw mandrel, with together with nut is screwed in the time, the bottom of nut is fixedly connected with gland by lock screw, and the gland head is threaded into screw mandrel.This application case anti-loosing effect is good, and whether loosening easily processing easily observe out screw thread, but the fastener of this application case for space-constrained screw mandrel end the time, inconvenient install and adjust.
In addition, China Patent No.: ZL200910258702.9, the applying date: on December 10th, 2009, invention and created name is: a kind of nut looseness-proof locking mechanism of mechanical adjustment lead screw, the adjusting screw mandrel of this application case is provided with anti-rotation keyway, adjusting nut and synchronous install in matrix except the gap nut is arranged on described adjusting screw mandrel and is placed on, adjusting nut and synchronously be provided with synchronous pin hole except the gap nut, synchronous pin is assemblied in synchronous pin hole; Adjusting nut and synchronously except being provided with gap between the gap nut; The nut fixed block is arranged on adjusting nut and the synchronous gap nut that removes in the installation matrix; The adjusting nut that can rotate in matrix is installed and the synchronous gap nut that removes have axial clearance in matrix is installed; The nut fixed block is provided with screw hole for installing except the gap screw.This application case has effectively been eliminated the gap of regulating screw mandrel and nut, improved the positioning precision of regulating screw mandrel, but its complex structure is inconvenient to manufacture and install.
The model utility content
1. the technical problem that model utility will solve
The purpose of this utility model is to overcome disintegrator leading screw when vibrations or tunnel inclination in prior art and can becomes flexible gradually, cause the deficiency of large small belt pulley positional deviation, a kind of disintegrator with lead screw assembly locking device is provided, adopt the technical solution of the utility model, can strengthen the intensity that screws of leading screw, when leading screw is adjusted to tram, by locking swivel nut, that it is locked, prevent because of vibration etc. is former thereby produce loosening.
2. technological scheme
For achieving the above object, the technological scheme that the utility model provides is:
A kind of disintegrator with lead screw assembly locking device of the present utility model, comprise small belt pulley, the first free bearing, the second free bearing, leading screw and power part, also comprise locking swivel nut, described small belt pulley is connected with power part, described power part is connected with broken case by leading screw, above-mentioned leading screw is assemblied in the first free bearing and the second free bearing on the output top cover, an end near the second free bearing on leading screw is provided with locking swivel nut, this locking swivel nut comprises threaded end and bare terminal end, described threaded end is provided with internal thread, and this internal thread matches with the end of leading screw.
Further improve, the bare terminal end of described locking swivel nut is interior hexagonal structure.
Further improve, the threaded end of described locking swivel nut and bare terminal end outside are cylindrical structural.
Further improve, described the first free bearing, the second free bearing all are connected mutually by bolt and output top cover.
3. beneficial effect
The technological scheme that adopts the utility model to provide, compare with existing known technology, has following beneficial effect:
(1) a kind of disintegrator with lead screw assembly locking device of the present utility model, installed locking swivel nut additional in the end of leading screw, locking swivel nut is combined on leading screw by internal thread rotation, the screw thread of locking swivel nut and the screw thread of free bearing form the structure of similar double nut locking, strengthened the intensity that screws of leading screw, avoid easily loosening problem of current lead screw assembly, reduced the workload of maintaining;
(2) a kind of disintegrator with lead screw assembly locking device of the present utility model, the bare terminal end of its locking swivel nut is designed to interior hexagonal structure, conveniently in narrow space, installs and regulates locking swivel nut, easy to use;
(3) a kind of disintegrator with lead screw assembly locking device of the present utility model, its reasonable in design, workable, strengthened the Safety performance of equipment, be convenient to promote.
The accompanying drawing explanation
Fig. 1 is a kind of crusher structure schematic diagram with lead screw assembly locking device of the present utility model;
Fig. 2 is the lead screw assembly structural representation that has locking device in the utility model;
The partial sectional view that Fig. 3 is locking swivel nut in the utility model;
The right elevation that Fig. 4 is Fig. 3.
Label declaration in schematic diagram:
1, small belt pulley; 21, the first free bearing; 22, the second free bearing; 3, leading screw; 4, locking swivel nut; 41, threaded end; 42, bare terminal end; 5, power part.
Embodiment
For further understanding content of the present utility model, in conjunction with the accompanying drawings and embodiments the utility model is described in detail.
In conjunction with Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of disintegrator with lead screw assembly locking device of the present embodiment, mainly be comprised of small belt pulley 1, the first free bearing 21, the second free bearing 22, leading screw 3, power part 5 and locking swivel nut 4 etc.Small belt pulley 1 in the present embodiment is connected with power part 5, power part 5 drives small belt pulley 1, described power part 5 is connected with broken case by leading screw 3, the first free bearing 21 and the second free bearing 22, the first free bearings 21, the second free bearing 22 that above-mentioned leading screw 3 is assemblied on the output top cover all are connected mutually by bolt and output top cover.As shown in Figure 2, an end near the second free bearing 22 on leading screw 3 is provided with locking swivel nut 4, this locking swivel nut 4 comprises that threaded end 41 and bare terminal end 42(are as Fig. 3 and Fig. 4), the threaded end 41 of locking swivel nut 4 and bare terminal end 42 outsides are cylindrical structural, threaded end 41 is provided with internal thread, this internal thread matches with the end of leading screw 3, and bare terminal end 42 is interior hexagonal structure, conveniently in narrow space, installs and regulate locking swivel nut 4.
During use, locking swivel nut 4 is installed in to the end of leading screw 3, locking swivel nut 4 screws on leading screw 3 by threaded end 41, locking swivel nut 4 is against on the second free bearing 22, the screw thread of the internal thread of threaded end 41 and the second free bearing 22 forms the structure of similar double nut locking, strengthens the intensity that screws of leading screw 3, when leading screw 3 is adjusted to tram, by locking swivel nut 4, that it is locked, prevent because of vibration etc. is former thereby produce loosening.
Below schematically the utility model and mode of execution thereof are described, this description does not have restricted, and shown in accompanying drawing is also one of mode of execution of the present utility model, and actual structure is not limited to this.So, if those of ordinary skill in the art is enlightened by it, in the situation that do not break away from the utility model, create aim, without the creationary mode of structure similar to this technological scheme and the embodiment of designing, all should belong to protection domain of the present utility model.
Claims (4)
1. the disintegrator with lead screw assembly locking device, comprise small belt pulley (1), the first free bearing (21), the second free bearing (22), leading screw (3) and power part (5), it is characterized in that: also comprise locking swivel nut (4), described small belt pulley (1) is connected with power part (5), described power part (5) is connected with broken case by leading screw (3), above-mentioned leading screw (3) is assemblied in the first free bearing (21) and the second free bearing (22) on the output top cover, the upper end near the second free bearing (22) of leading screw (3) is provided with locking swivel nut (4), this locking swivel nut (4) comprises threaded end (41) and bare terminal end (42), described threaded end (41) is provided with internal thread, this internal thread matches with the end of leading screw (3).
2. a kind of disintegrator with lead screw assembly locking device according to claim 1, it is characterized in that: the bare terminal end (42) of described locking swivel nut (4) is interior hexagonal structure.
3. a kind of disintegrator with lead screw assembly locking device according to claim 1 and 2, it is characterized in that: the threaded end (41) of described locking swivel nut (4) and bare terminal end (42) outside are cylindrical structural.
4. a kind of disintegrator with lead screw assembly locking device according to claim 3 is characterized in that: described the first free bearing (21), the second free bearing (22) all are connected mutually by bolt and output top cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320443906 CN203363036U (en) | 2013-07-25 | 2013-07-25 | Crusher with screw rod component slack-preventing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320443906 CN203363036U (en) | 2013-07-25 | 2013-07-25 | Crusher with screw rod component slack-preventing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203363036U true CN203363036U (en) | 2013-12-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320443906 Expired - Fee Related CN203363036U (en) | 2013-07-25 | 2013-07-25 | Crusher with screw rod component slack-preventing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203363036U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105485337A (en) * | 2016-01-19 | 2016-04-13 | 陕西中大机械集团有限责任公司 | Locking device of transfer case separating and meshing mechanism |
| CN106704771A (en) * | 2015-07-21 | 2017-05-24 | 孙长顺 | Sliding table random in stroke |
-
2013
- 2013-07-25 CN CN 201320443906 patent/CN203363036U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704771A (en) * | 2015-07-21 | 2017-05-24 | 孙长顺 | Sliding table random in stroke |
| CN105485337A (en) * | 2016-01-19 | 2016-04-13 | 陕西中大机械集团有限责任公司 | Locking device of transfer case separating and meshing mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GOYGLOBAL (HUAINAN) MINING MACHINERY CO., LTD. Free format text: FORMER NAME: HUAINAN CHANGBI MINING MACHINERY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 232007 No. 19 Zhenxing South Road, Anhui, Huainan Patentee after: Long access universal (Huainan) mining equipment Co., Ltd. Address before: 232007 No. 19 Zhenxing South Road, Anhui, Huainan Patentee before: Huainan Changbi Coal Mining Machinery Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20170725 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |