CN214243002U - Be applied to harbour shipment machine dust remover pipeline gyration bearing structure - Google Patents
Be applied to harbour shipment machine dust remover pipeline gyration bearing structure Download PDFInfo
- Publication number
- CN214243002U CN214243002U CN202023176952.9U CN202023176952U CN214243002U CN 214243002 U CN214243002 U CN 214243002U CN 202023176952 U CN202023176952 U CN 202023176952U CN 214243002 U CN214243002 U CN 214243002U
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- Prior art keywords
- sleeve
- rotating
- rotary
- pipe
- bearing structure
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- 239000000428 dust Substances 0.000 title claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 4
- 230000001012 protector Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 230000003068 static effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model provides a be applied to harbour shipment machine dust remover pipeline gyration bearing structure, belongs to harbour dust removal field. The utility model discloses be equipped with fixed pipe assembly, fixed pipe assembly passes through the gyration bearing structure and links to each other with rotating-tube assembly one end, the rotating-tube assembly other end links to each other with the hose, be equipped with sealing device on the fixed pipe assembly of gyration bearing structure below, it stabilizes gyration bearing structure to be equipped with the bracket between gyration bearing structure and the sealing device, the bracket below is equipped with the rotation track, the vertical direction of rotation track is equipped with the bracing piece, the bracing piece is connected the horizontal segment realization stabilizing action of rotation track and rotating-tube assembly, the vertical section of rotating-tube assembly is equipped with pulls out the fork structure, it is the rotating-tube assembly pivoted power source to pull out the fork structure, the hose outside is equipped with hose protector. The utility model provides a gyration is supported can bear the horizontal force and can bear vertical power again and can also bear the moment of flexure, therefore gyration bearing structure is more reasonable, rotates more in a flexible way, reliably.
Description
Technical Field
The utility model belongs to harbour dust removal field, concretely relates to be applied to harbour shipment machine dust remover pipeline gyration bearing structure.
Background
The north good port ship loader is important equipment for loading grains on a ship at a port, is positioned at a T-shaped berth of the port, and can rotate at 120 degrees and move at 25 degrees in a pitching manner, so that the ship loader can load the grains at the left berth and the right berth.
The dust remover pipeline of the blanking point of the ship loader arm frame is a boom pipeline, a rotary joint and a link mechanism which rotate along with the ship loader arm frame, and the synchronous motion of the dust remover pipeline and the ship loader arm frame is guaranteed.
The dust remover pipeline rotation working process comprises the following steps:
when the ship loader needs to switch the ship loading operation at two berths, the arm support rotating motor provides power, the ship loader arm support rotates, the rotating pipe is driven by the shifting fork of the dust remover rotating pipe to take the rotating joint as the center, and the support frame is supported and rolled on the rotating track as the assistance, so that the rotation of the dust remover rotating pipe is realized.
Existing defects are as follows:
1. the rotary joint connecting shaft has a fracture condition due to stress abrasion, and cannot be checked, so that the potential safety hazard that the dust removal rotating pipeline falls off exists.
2. The phenomena of air leakage and pipeline negative pressure attenuation exist between the rotating pipe and the fixed pipe. The negative pressure of the dust suction point is a necessary condition for ensuring the dust removal effect.
3. The rotary pipeline support frame is composed of angle steel and a pipe hoop, is too crude, and is easy to move and lose the support effect.
4. The rotary pipeline sliding sleeve and the shifting fork are composed of flat steel and sliding blocks, are easy to deform and have no fixing effect on the telescopic hose.
Dust control is an important subject of safety production of port grain storage enterprises, and in order to restore the use function of a ship loader dust remover and eliminate potential safety hazards, a pipeline rotary joint structure of the dust remover and an accessory structure thereof need to be modified from new designs.
SUMMERY OF THE UTILITY MODEL
To the aforesaid not enough the utility model provides a be applied to harbour shipment machine dust remover pipeline gyration bearing structure, the gyration bearing structure that the device provided can bear the horizontal force and can bear vertical power again and can also bear the moment of flexure, therefore gyration bearing structure is more reasonable.
The utility model provides a structure that technical problem adopted is equipped with fixed pipe assembly, fixed pipe assembly passes through the gyration bearing structure and links to each other with rotating tube assembly one end, the rotating tube assembly other end links to each other with the hose, be equipped with sealing device on the fixed pipe assembly of gyration bearing structure below, it stabilizes gyration bearing structure to be equipped with first bracket between gyration bearing structure and the sealing device, first bracket below is equipped with the rotation track, the vertical direction of rotation track is equipped with the bracing piece, the bracing piece is connected the horizontal segment of rotation track and rotating tube assembly and is realized stabilizing effect, the vertical section of rotating tube assembly is equipped with pulls out the fork structure, it is the rotating tube assembly pivoted power source to pull out the fork structure, the hose outside is equipped with hose protector.
Further, the rotary supporting structure is provided with a rotary pipe, a sleeve is arranged on the outer side of the rotary pipe, a sleeve upper flange is arranged on the outer side of the upper portion of the sleeve, a sleeve lower flange is arranged below the sleeve, the sleeve upper flange is connected with a rotary supporting outer sleeve, a rotary supporting inner sleeve is arranged between the rotary supporting outer sleeve and the rotary pipe, a rotary pipe flange is arranged above the rotary supporting inner sleeve, a rotary pipe rib plate is arranged above the rotary pipe flange, a supporting pipe is arranged below the sleeve upper flange, a second bracket is arranged below the supporting pipe, a sealing hoop is arranged on the outer side of the rotary pipe below the sleeve lower flange, and a sealing piece is arranged on the outer side of the sealing hoop. Wherein, the rotating pipe flange is connected with the rotary support inner sleeve, and the sleeve flange on the second bracket is connected with the rotary support outer sleeve.
Furthermore, an observation hole is arranged on the rotating pipe above the rotary supporting structure.
Further, the rotating track is arc-shaped.
Furthermore, the shifting fork structure is connected with the vertical section of the rotating pipe assembly through a sliding sleeve.
The principle is as follows: the rotating mechanism is simplified and regarded as a cantilever beam structure, the weight of the rotating pipe is G, and the distance from the rotating pipe to the rotating center is L. Calculation of axial force and overturning moment borne by rotary support
Axial force: fa ═ G ═ mg ═ 418 × 9.8 ═ 4.0964kN
Overturning moment: m Fa L4.0964X 2.38 9.75kN.m
When the slewing support is selected, the static safety coefficient fs is 1.45, and the slewing support static reference load is as follows:
Fa′＝4.0964×1.45＝5.94kN
M′＝9.75×1.45＝14.14kN.m
the calculated load of the bolt is:
Fa＝4.0964kN
M＝9.75kN.m
through comparison, the values Fa 'and M' are all under the bearing capacity curve 1 under the static load of the slewing bearing, and the bolts are selected to be 8.8 grades. Therefore, the type selection of the rotary support (01.30.500.001) meets the use requirement.
Has the advantages that:
(1) the utility model discloses reform transform rotary joint: the original rotary shaft sleeve is connected and changed into a rotary support structure, and the changed rotary support can bear horizontal force, vertical force and bending moment, so that the rotary support structure is more reasonable. The rotating pipe flange is connected with the inner rotary support sleeve, and the sleeve flange on the bracket is connected with the outer rotary support sleeve, so that the rotating pipe flange can rotate flexibly and reliably;
(2) the utility model discloses increase sealed hoop device: the sealing hoop is connected by adopting two half flanges, a sealing element is arranged between the two half flanges, and the sealing hoop is properly clamped between the inner side sealing element and the rotating pipe by screwing the two half flanges to achieve the sealing effect;
(3) the utility model provides a support frame rectification: the bracket structure is adjusted, the bracket is welded with the supporting tube and the sleeve flange, the structural safety performance is improved, and the falling hidden danger of the rotating tube is eliminated.
(4) The utility model provides a sliding sleeve and driving lever reform transform: the sliding sleeve trunnion is placed at the center of the sliding sleeve, and the connection of the shift lever and the sliding sleeve is changed into a shift fork structure to improve the integral freedom degree of the connecting rod piece so that the sliding sleeve and the rotating pipeline can slide up and down more conveniently; meanwhile, the clearance between the inner hole of the sliding sleeve and the rotating pipe is adjusted to be controlled to be about 10 mm.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a schematic structural view of the middle revolving support structure of the present invention.
As shown in the figure, the rotary pipe assembly comprises a fixed pipe assembly, a first bracket, a rotary supporting structure, a viewing hole, a shifting fork structure, a rotating pipe assembly, a hose protecting device, a hose, a supporting rod, a sealing device, a rotating track, a rotating pipe rib plate, a rotating pipe flange, a rotating supporting inner sleeve, a rotating pipe, a sleeve lower flange, a sealing hoop, a sealing piece, a sleeve, a second bracket, a supporting pipe, a sleeve upper flange and a rotating supporting outer sleeve, wherein the viewing hole is 1, the shifting fork structure is 5, the rotating pipe assembly is 6, the hose protecting device is 7, the hose is 8, the supporting rod is 9, the sealing device is 10, the rotating track is 31, the rotating pipe rib plate is 32, the rotating pipe flange is 33, the rotating supporting inner sleeve is 34, the sleeve lower flange is 35, the sealing hoop is 36, the sealing hoop is 37, the sealing piece is 38, the sleeve is 39, the second bracket is 40, the supporting pipe, the sleeve upper flange is 41, and the rotating supporting outer sleeve is 42.
Detailed Description
The present invention will be further described with reference to the following examples.
Example 1
This embodiment is equipped with fixed pipe assembly 1, fixed pipe assembly 1 links to each other with 6 one ends of rotating-tube assembly through gyration bearing structure 3, the rotating-tube assembly 6 other end links to each other with hose 8, be equipped with sealing device 10 on the fixed pipe assembly 1 of gyration bearing structure 3 below, it stabilizes gyration bearing structure 3 to be equipped with first bracket 2 between gyration bearing structure 3 and the sealing device 10, first bracket 2 below is equipped with rotation track 11, the vertical direction of rotation track 11 is equipped with bracing piece 9, the horizontal segment that rotation track 11 and rotating-tube assembly 6 are connected to bracing piece 9 realizes stabilizing effect, the vertical section of rotating-tube assembly 6 is equipped with pulls out fork structure 5, it is the power source of rotating-tube assembly 6 pivoted to pull out fork structure 5, hose 8 outsides are equipped with hose protector 7. An observation hole 4 is arranged on the rotating pipe above the rotary supporting structure 3. Wherein the rotating track 11 is arc-shaped, and the shifting fork structure 5 is connected with the vertical section of the rotating pipe assembly 6 through a sliding sleeve.
Example 2
The rotary supporting structure 3 is provided with a rotary pipe 34, a sleeve 38 is arranged on the outer side of the rotary pipe 34, a sleeve upper flange 41 is arranged on the outer side above the sleeve 38, a sleeve lower flange 35 is arranged below the sleeve 38, the sleeve upper flange 41 is connected with a rotary supporting outer sleeve 42, a rotary supporting inner sleeve 33 is arranged between the rotary supporting outer sleeve 42 and the rotary pipe 34, a rotary pipe flange 32 is arranged above the rotary supporting inner sleeve 33, a rotary pipe rib plate 31 is arranged above the rotary pipe flange 32, a supporting pipe 40 is arranged below the sleeve upper flange 41, a second bracket 39 is arranged below the supporting pipe 40, a sealing hoop 36 is arranged on the outer side of the rotary pipe 34 below the sleeve lower flange 35, and a sealing piece 37 is arranged on the outer side of the sealing hoop 36. Wherein, the rotating pipe flange 32 is connected with the rotary support inner sleeve 33, and the sleeve flange on the second bracket 39 is connected with the rotary support outer sleeve 42.
The foregoing embodiments are provided for illustration and description of the invention and are not intended to limit the invention to the described embodiments. Furthermore, it will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that many more modifications and variations are possible in light of the teaching of the present invention and are within the scope of the invention as claimed.
Claims (4)
1. The utility model provides a be applied to harbour shipment machine dust remover pipeline gyration bearing structure, a serial communication port, be equipped with fixed pipe assembly (1), fixed pipe assembly (1) links to each other with rotating-tube assembly (6) one end through gyration bearing structure (3), the rotating-tube assembly (6) other end links to each other with hose (8), be equipped with sealing device (10) on fixed pipe assembly (1) of gyration bearing structure (3) below, it stabilizes gyration bearing structure (3) to be equipped with first bracket (2) between gyration bearing structure (3) and sealing device (10), first bracket (2) below is equipped with rotation track (11), rotation track (11) vertical direction is equipped with bracing piece (9), the horizontal segment that bracing piece (9) connect rotation track (11) and rotating-tube assembly (6) realizes stabilizing action, the vertical segment of rotating-tube assembly (6) is equipped with pulls out fork structure (5), the shifting fork structure (5) is a power source for rotating the rotating pipe assembly (6), the outer side of the hose (8) is provided with a hose protection device (7), and the rotating pipe above the rotary supporting structure (3) is provided with an observation hole (4).
2. The rotary supporting structure applied to the pipeline of the dust remover of the port ship loader according to claim 1, characterized in that the rotary supporting structure (3) is provided with a rotary pipe (34), the outer side of the rotary pipe (34) is provided with a sleeve (38), the outer side above the sleeve (38) is provided with a sleeve upper flange (41), the lower side of the sleeve (38) is provided with a sleeve lower flange (35), the sleeve upper flange (41) is connected with a rotary supporting outer sleeve (42), a rotary supporting inner sleeve (33) is arranged between the rotary supporting outer sleeve (42) and the rotary pipe (34), the upper side of the rotary supporting inner sleeve (33) is provided with a rotary pipe flange (32), the upper side of the rotary pipe flange (32) is provided with a rotary pipe rib plate (31), the lower side of the sleeve upper flange (41) is provided with a supporting pipe (40), the lower side of the supporting pipe (40) is provided with a second bracket (39), the outer side of the rotary pipe (34) below the sleeve lower flange (35) is provided with a sealing hoop (36), and a sealing element (37) is arranged on the outer side of the sealing hoop (36), wherein a rotating pipe flange (32) is connected with the rotary support inner sleeve (33), and a sleeve flange on a second bracket (39) is connected with the rotary support outer sleeve (42).
3. The slewing support structure for use in ducts of harbour ship loader dusters according to claim 1, characterised in that the turning rails (11) are curved.
4. The rotary supporting structure applied to the pipeline of the dust remover of the port ship loader is characterized in that the shifting fork structure (5) is connected with the vertical section of the rotating pipe assembly (6) through a sliding sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023176952.9U CN214243002U (en) | 2020-12-25 | 2020-12-25 | Be applied to harbour shipment machine dust remover pipeline gyration bearing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023176952.9U CN214243002U (en) | 2020-12-25 | 2020-12-25 | Be applied to harbour shipment machine dust remover pipeline gyration bearing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214243002U true CN214243002U (en) | 2021-09-21 |
Family
ID=77742216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023176952.9U Expired - Fee Related CN214243002U (en) | 2020-12-25 | 2020-12-25 | Be applied to harbour shipment machine dust remover pipeline gyration bearing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214243002U (en) |
-
2020
- 2020-12-25 CN CN202023176952.9U patent/CN214243002U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210921 |