CN2913697Y - Cylindrical shaft extension tapered sleeve device for mining shaft axial-flow ventilating fan - Google Patents
Cylindrical shaft extension tapered sleeve device for mining shaft axial-flow ventilating fan Download PDFInfo
- Publication number
- CN2913697Y CN2913697Y CN 200620120462 CN200620120462U CN2913697Y CN 2913697 Y CN2913697 Y CN 2913697Y CN 200620120462 CN200620120462 CN 200620120462 CN 200620120462 U CN200620120462 U CN 200620120462U CN 2913697 Y CN2913697 Y CN 2913697Y
- Authority
- CN
- China
- Prior art keywords
- sleeve
- tapered sleeve
- flat key
- screw
- cylindrical shaft
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a conic sleeve device with a cylindrical shaft extension for mineral axial-flow fans. End segment of the cylindrical shaft extension provides a collar flute; a flange is provided on one end of an expansible butter-fly conic sleeve; the conic sleeve and flange comprise seams; the hub shaft sleeve provides a through hole; the stop disc comprises two semi-circular plate; the cylindrical shaft extension matches the expansible butter-fly conic sleeve via a flat key A; the expansible butter-fly conic sleeve tightly matches with the hub shaft sleeve through a flat key B; a spring gasket A is installed between the hub shaft sleeve and a roller head socket screw; the roller head socket screw is put into the through hole on the hub shaft sleeve before being secured with flange threads on the butter-fly conic sleeve; a flute of the cylindrical shaft extension is inlaid with a stop disc; a spring gasket B is installed between the stop disc and a hexagonal screw; the hexagonal screw goes through the stop disc before being secured with the hub shaft sleeve thread; hub shaft sleeve spokes are welded with vanes. The utility model has the advantages of accurate matching precision, guaranteeing balance accuracy, convenient assembling and maintenance, and long bearing service life.
Description
Technical field
The cylindrical shaft extension tapered sleeve of the mining propeller fan of the utility model device relates to field of mechanical technique; Be particularly related to the mine equipment technical field; Relate in particular to mining axial fan technical field; Be specifically related to the cylindrical shaft extension tapered sleeve of mining propeller fan device technique field.
Background technique
For mine, ventilation is safe assurance.Mining ground anti-explosion axial-flow type fan is a kind of blower fan for guaranteeing that ventilation safety is promoted in the nineties; Because of characteristics such as it have the blast height, air quantity is big, efficient is high, noise is little, installation is simple, the ground civilwork engineering quantity is little, adopted by most of large and medium-sized enterprise; Nearly more than 100 of its specifications.But, with regard to each mine, because of varying in size of the length in its degree of depth, tunnel, gas emission apart from surface layer, and the same employed blower fan specification of mine scale difference, thereby the typing production of fan brings difficulty; If fan performance and mine desired parameters do not match, will cause the waste of low load with strong power or hypotony and surging phenomenon occurs.Above-mentioned traditional blower fan, the shaft extension of motor directly is connected and transmission with impeller, and because of the impeller and the weight of blower fan are all bigger, the Spielpassung of its machining is difficult to grasp, and returns assembling simultaneously, keeps in repair and bring very big inconvenience; In existing assembled in situ, adopt mode mostly with timber bump or iron hammer hammering, can cause very big influence this working life to bearing.The utility model is exactly on conscientious and sufficient investigation, understanding, analysis, the above-mentioned existing known technology present situation of summary basis, and many deficiencies, defective and drawback that existing known technology exists succeed in developing in order to overcome and to solve.
The model utility content
The purpose of this utility model provides the cylindrical shaft extension tapered sleeve of a kind of mining propeller fan device.By comprising cylindrical shaft extension, impeller, but also be provided with butterfly tapered sleeve, wheel hub axle sleeve, flat key A, flat key B, socket cap screw, spring pad A, retaining lock collar, spring pad B, each component of hex screw of harmomegathus; And the utility model that organic connection of above-mentioned each component is constituted with combining.And by the utility model reach quality of fit accurately, guarantee purposes such as balance quality, assembling and easy to maintenance, bearing height in working life.
The utility model can accomplish the end in view.
For achieving the above object, the technological scheme that the utility model provides is: the cylindrical shaft extension tapered sleeve of a kind of mining propeller fan device, comprise cylindrical shaft extension, impeller, but also be provided with butterfly tapered sleeve, wheel hub axle sleeve, flat key A, flat key B, socket cap screw, spring pad A, retaining lock collar, spring pad B, the hex screw of harmomegathus;
Described cylindrical shaft extension is columned structure, this columned termination section is provided with toroidal cavity, described impeller is to be connected with foliated structure on the wheel disc, but the butterfly tapered sleeve of described harmomegathus is the structure of outer cone shell-like, flat key groove and outer wall is provided with outer flat key groove in the inwall of this cylindrical tapered sleeve is provided with, flat key groove and outer flat key groove be not on a parallel surface in it, one end of this cylindrical tapered sleeve is provided with flange plate, its flange plate is provided with the tapped hole of socket cap screw, the interior flat key groove opposite of this cylindrical tapered sleeve is provided with in the mode that parallels with axis and comprises all penetrating the cracking of flange plate, described wheel hub axle sleeve is the structure of female cone sleeve-like, this female cone axle sleeve is provided with circular penetrating hole, this hub spindle cover is provided with former, described flat key A, flat key B is the structure of flat key shape, described socket cap screw is the structure that socket cap is provided with the screw-like of inner hexagonal hole, described spring pad A, spring pad B is the structure of general spring cushion, the outer periphery that described retaining lock collar is the semicircle ring flat-plate is provided with the tabular structure of circular arc, the semicircle ring flat-plate of this retaining lock collar is provided with circular hole, and described hex screw is the structure of general hex screw shape;
The cylindrical shaft extension tapered sleeve of described mining propeller fan device, but its cylindrical shaft extension is connected in close-fitting mode by flat key A with the butterfly tapered sleeve of harmomegathus, but the butterfly tapered sleeve of its harmomegathus is connected in close-fitting mode by flat key B with the wheel hub axle sleeve, between its wheel hub axle sleeve and the socket cap screw spring pad A is installed, penetrating tapped hole set on the flange plate of the penetrating Kong Eryu butterfly tapered sleeve that hub spindle puts by socket cap screw is connected in the mode of screw threads for fastening, the toroidal cavity that is provided with on its cylindrical shaft extension is connected in the mode of inlaying with the retaining lock collar, between its retaining lock collar and the hex screw spring pad B is installed, passed the retaining lock collar and be connected in the mode of screw threads for fastening with tapped hole that hub spindle puts on the end face by hex screw, the former that its hub spindle puts setting is connected with the mode of impeller with welding.
The cylindrical shaft extension tapered sleeve of described mining propeller fan device, its described retaining lock collar is two, and described two retaining lock collars all with between the hex screw are equipped with spring pad B, are passed described two retaining lock collars respectively and be connected with the mode of butterfly tapered sleeve with screw threads for fastening by hex screw.
The cylindrical shaft extension tapered sleeve of described mining propeller fan device, set circular hole is 2 to 4 on the semicircle ring flat-plate of its described every retaining lock collar, and described hex screw is 4 to 8.
The cylindrical shaft extension tapered sleeve of described mining propeller fan device, the tapped hole of set socket cap screw, socket cap screw are 6 to 8 on the flange plate of its described butterfly tapered sleeve.
Constructional aspect of the present utility model, install, working principle and working procedure are: the cylindrical shaft extension tapered sleeve of described mining propeller fan device, but its cylindrical shaft extension is closely cooperated by flat key A with the butterfly tapered sleeve of harmomegathus, but the butterfly tapered sleeve and the wheel hub axle sleeve of its harmomegathus are closely cooperated by flat key B, between its wheel hub axle sleeve and the socket cap screw behind the mounting spring pad A, penetrating tapped hole set on the flange plate of the penetrating Kong Eryu butterfly tapered sleeve that hub spindle puts by socket cap screw is connected in the mode of screw threads for fastening, the toroidal cavity that is provided with on its cylindrical shaft extension all is connected in the mode of inlaying with two retaining lock collars, its two retaining lock collars all and spring pad B is installed between each hex screw, all passed the retaining lock collar and be connected with the mode of butterfly tapered sleeve with screw threads for fastening by each hex screw, the former that its hub spindle puts setting is connected with the mode of impeller with welding.Constitute the utility model by above-mentioned connection.Installation of the present utility model, use, dismounting and maintenance also are very easily: its installation is described in the utility model as above formation, not only easy but also fast, not only saving of labor but also laborsaving; After it installs, just can normally use; During its dismounting, hex screw need only be unclamped afterwards the retaining lock collar is unloaded, socket cap screw unclamped just can finish again; After dismounting finishes, just can carry out corresponding maintenance.
Since adopted technological scheme provided by the utility model, and above described to structure of the present utility model, installation, working principle and working procedure, make the utility model obtain following beneficial effect:
1, because the utility model is provided with the butterfly tapered sleeve, thus obtained quality of fit accurately, guarantee balance quality, assembling and beneficial effect easy to maintenance.Also obtained to avoid in the assembling at the scene to implement the beneficial effect of civilization operation simultaneously with timber bump or iron hammer hammering.
2,, thereby obtained to guarantee that the wheel hub axle sleeve can not effectively raise the beneficial effect of the use of reliability, Security and bearing to move axially because the utility model is provided with the retaining lock collar.
3, make this butterfly tapered sleeve have harmomegathus owing to butterfly tapered sleeve of the present utility model is provided with to crack, thereby obtained to guarantee the beneficial effect of quality of fit.
4, because the utility model is provided with 6 to 8 socket cap screws, thus obtained stressed evenly and firmly, stable, beneficial effect reliably.
5,, thereby obtained beneficial effect for selecting counter rotating axial fan and mine concrete condition to be complementary and to provide convenience because above-mentioned each bar of the utility model is described and above described to structure of the present utility model, installation, working principle and working procedure.Also obtained beneficial effect all easy to operate for the installation of counter rotating axial fan, dismounting, maintenance, that save time, reduce labor intensity, save human resources, raise labour efficiency simultaneously.
Description of drawings
Figure of description is the structural representation of the utility model embodiment.Flat key B among the figure and flat key A reality is not on same plane, and this should not embody flat key B in the figure, but has specially embodied in order to embody integrity of the present utility model.
Label among the figure: 1, cylindrical shaft extension, but the butterfly tapered sleeve of 2 harmomegathus, 3, the wheel hub axle sleeve, 4, flat key A, 5, flat key B, 6, socket cap screw, 7, spring pad A, 8, the retaining lock collar, 9, spring pad B, 10, hex screw, 11, impeller.
Embodiment
Below in conjunction with Figure of description the utility model is described in detail.Shown in Figure of description: the cylindrical shaft extension tapered sleeve of a kind of mining propeller fan device, comprise cylindrical shaft extension 1, impeller 11, but also be provided with butterfly tapered sleeve 2, wheel hub axle sleeve 3, flat key A4, flat key B5, socket cap screw 6, spring pad A7, retaining lock collar 8, spring pad B9, the hex screw 10 of harmomegathus;
Described cylindrical shaft extension 1 is columned structure, this columned termination section is provided with toroidal cavity, described impeller 11 is connected with foliated structure on the wheel disc, but the butterfly tapered sleeve 2 of described harmomegathus is the structure of outer cone shell-like, flat key groove and outer wall is provided with outer flat key groove in the inwall of this cylindrical tapered sleeve is provided with, flat key groove and outer flat key groove be not on a parallel surface in it, one end of this cylindrical tapered sleeve is provided with flange plate, its flange plate is provided with the tapped hole of socket cap screw, the interior flat key groove opposite of this cylindrical tapered sleeve is provided with in the mode that parallels with axis and comprises all penetrating the cracking of flange plate, described wheel hub axle sleeve 3 is the structure of female cone sleeve-like, this female cone axle sleeve is provided with circular penetrating hole, this wheel hub axle sleeve 3 is provided with former, described flat key A4, flat key B5 is the structure of flat key shape, described socket cap screw 6 is provided with the structure of the screw-like of inner hexagonal hole for socket cap, described spring pad A7, spring pad B9 is the structure of general spring cushion, described retaining lock collar 8 is provided with the tabular structure of circular arc for the outer periphery of semicircle ring flat-plate, the semicircle ring flat-plate of this retaining lock collar 8 is provided with circular hole, and described hex screw 10 is the structure of general hex screw shape;
The cylindrical shaft extension tapered sleeve of described mining propeller fan device, but its cylindrical shaft extension 1 is connected in close-fitting mode by flat key A4 with the butterfly tapered sleeve 2 of harmomegathus, but the butterfly tapered sleeve 2 of its harmomegathus is connected in close-fitting mode by flat key B5 with wheel hub axle sleeve 3, between its wheel hub axle sleeve 3 and the socket cap screw 6 spring pad A7 is installed, penetrating tapped hole set on the flange plate of the penetrating Kong Eryu butterfly tapered sleeve 2 on the wheel hub axle sleeve 3 by socket cap screw 6 is connected in the mode of screw threads for fastening, the toroidal cavity that is provided with on its cylindrical shaft extension 1 is connected in the mode of inlaying with retaining lock collar 8, between its retaining lock collar 8 and the hex screw 10 spring pad B9 is installed, passed retaining lock collar 8 and be connected in the mode of screw threads for fastening with tapped hole on wheel hub axle sleeve 3 upper-end surfaces by hex screw 10, the former that is provided with on its wheel hub axle sleeve 3 is connected in the mode of welding with impeller 11.
The cylindrical shaft extension tapered sleeve of described mining propeller fan device, its described retaining lock collar 8 is two, and described two retaining lock collars 8 all with between the hex screw 10 are equipped with spring pad B9, are passed described two retaining lock collars 8 respectively and be connected with the mode of butterfly tapered sleeve 2 with screw threads for fastening by hex screw 10.
The cylindrical shaft extension tapered sleeve of described mining propeller fan device, set circular hole is 2 to 4 on the semicircle ring flat-plate of its described every retaining lock collar 8, and described hex screw 10 is 4 to 8.
The cylindrical shaft extension tapered sleeve of described mining propeller fan device, the tapped hole of set socket cap screw, socket cap screw 6 are 6 to 8 on the flange plate of its described butterfly tapered sleeve 2.
In above-mentioned implementation process: described retaining lock collar 8 is made with two, and described two retaining lock collars 8 all with between the hex screw 10 are equipped with behind the spring pad B9 to pass described two retaining lock collars 8 respectively by hex screw 10 and to be connected in the mode of screw threads for fastening with butterfly tapered sleeve 2 and make; Circular hole set on the semicircle ring flat-plate to described every retaining lock collar 8 is made with 2,3,4 respectively; Described hex screw 10 is made with 4,5,6,7,8 respectively; The tapped hole of set socket cap screw and socket cap screw 6 are made with 6,7,8 respectively on the flange plate to described butterfly tapered sleeve 2; Received the good result of expection.
The above is preferred embodiment of the present utility model only, is not that the utility model is done any pro forma restriction; The those of ordinary skill of all industry, but all shown in the by specification accompanying drawing and the above, and implement the utility model swimmingly; But all those skilled in the art in not breaking away from the technical solutions of the utility model scope, when can utilizing the above technology contents that discloses, and a little change of making, modify the equivalent variations with differentiation, are equivalent embodiment of the present utility model; Simultaneously, all foundations essence technology of the present utility model all still belongs in the scope of the technical solution of the utility model change, modification and the differentiation etc. of any equivalent variations that above embodiment did.
The utility model has carried out property on probation examination after making and finishing, and through examination on probation, has obtained the good result of expection.
Claims (4)
1, the cylindrical shaft extension tapered sleeve of a kind of mining propeller fan device comprises cylindrical shaft extension (1), impeller (11), it is characterized in that:
But also be provided with butterfly tapered sleeve (2), wheel hub axle sleeve (3), flat key A (4), flat key B (5), socket cap screw (6), spring pad A (7), retaining lock collar (8), spring pad B (9), the hex screw (10) of harmomegathus;
Described cylindrical shaft extension (1) is columned structure, this columned termination section is provided with toroidal cavity, described impeller (11) is connected with foliated structure on the wheel disc, but the butterfly tapered sleeve (2) of described harmomegathus is the structure of outer cone shell-like, flat key groove and outer wall is provided with outer flat key groove in the inwall of this cylindrical tapered sleeve is provided with, flat key groove and outer flat key groove be not on a parallel surface in it, one end of this cylindrical tapered sleeve is provided with flange plate, its flange plate is provided with the tapped hole of socket cap screw, the interior flat key groove opposite of this cylindrical tapered sleeve is provided with in the mode that parallels with axis and comprises all penetrating the cracking of flange plate, described wheel hub axle sleeve (3) is the structure of female cone sleeve-like, this female cone axle sleeve is provided with circular penetrating hole, this wheel hub axle sleeve (3) is provided with former, described flat key A (4), flat key B (5) is the structure of flat key shape, described socket cap screw (6) is provided with the structure of the screw-like of inner hexagonal hole for socket cap, described spring pad A (7), spring pad B (9) is the structure of general spring cushion, described retaining lock collar (8) is provided with the tabular structure of circular arc for the outer periphery of semicircle ring flat-plate, the semicircle ring flat-plate of this retaining lock collar (8) is provided with circular hole, and described hex screw (10) is the structure of general hex screw shape;
The cylindrical shaft extension tapered sleeve of described mining propeller fan device, its cylindrical shaft extension (1) but be connected in close-fitting mode by flat key A (4) with the butterfly tapered sleeve (2) of harmomegathus, but the butterfly tapered sleeve (2) of its harmomegathus is connected in close-fitting mode by flat key B (5) with wheel hub axle sleeve (3), between its wheel hub axle sleeve (3) and the socket cap screw (6) spring pad A (7) is installed, penetrating tapped hole set on the flange plate of the penetrating Kong Eryu butterfly tapered sleeve (2) on the wheel hub axle sleeve (3) by socket cap screw (6) is connected in the mode of screw threads for fastening, its cylindrical shaft extension (1) goes up the toroidal cavity that is provided with and is connected in the mode of inlaying with retaining lock collar (8), between its retaining lock collar (8) and the hex screw (10) spring pad B (9) is installed, passed retaining lock collar (8) and be connected in the mode of screw threads for fastening with tapped hole on wheel hub axle sleeve (3) upper-end surface by hex screw (10), its wheel hub axle sleeve (3) is gone up the former that is provided with and is connected in the mode of welding with impeller (11).
2, the cylindrical shaft extension tapered sleeve of mining propeller fan according to claim 1 device, it is characterized in that: described retaining lock collar (8) is two, and described two retaining lock collars (8) all with between the hex screw (10) are equipped with spring pad B (9), are passed described two retaining lock collars (8) respectively and be connected with the mode of butterfly tapered sleeve (2) with screw threads for fastening by hex screw (10).
3, the cylindrical shaft extension tapered sleeve of mining propeller fan according to claim 1 device is characterized in that: set circular hole is 2 to 4 on the semicircle ring flat-plate of described every retaining lock collar (8), and described hex screw (10) is 4 to 8.
4, the cylindrical shaft extension tapered sleeve of mining propeller fan according to claim 1 device is characterized in that: the tapped hole of set socket cap screw, socket cap screw (6) are 6 to 8 on the flange plate of described butterfly tapered sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620120462 CN2913697Y (en) | 2006-06-22 | 2006-06-22 | Cylindrical shaft extension tapered sleeve device for mining shaft axial-flow ventilating fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620120462 CN2913697Y (en) | 2006-06-22 | 2006-06-22 | Cylindrical shaft extension tapered sleeve device for mining shaft axial-flow ventilating fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2913697Y true CN2913697Y (en) | 2007-06-20 |
Family
ID=38168296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620120462 Expired - Fee Related CN2913697Y (en) | 2006-06-22 | 2006-06-22 | Cylindrical shaft extension tapered sleeve device for mining shaft axial-flow ventilating fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2913697Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179271A (en) * | 2014-06-02 | 2015-12-23 | 依必安派特穆尔芬根股份有限公司 | Radial or diagonal ventilator |
-
2006
- 2006-06-22 CN CN 200620120462 patent/CN2913697Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179271A (en) * | 2014-06-02 | 2015-12-23 | 依必安派特穆尔芬根股份有限公司 | Radial or diagonal ventilator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070620 Termination date: 20100622 |