CN111421495A - Remove tool of supplementary fan spiral case installation - Google Patents
Remove tool of supplementary fan spiral case installation Download PDFInfo
- Publication number
- CN111421495A CN111421495A CN202010252811.6A CN202010252811A CN111421495A CN 111421495 A CN111421495 A CN 111421495A CN 202010252811 A CN202010252811 A CN 202010252811A CN 111421495 A CN111421495 A CN 111421495A
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- Prior art keywords
- shaft
- volute
- shafts
- roller
- wall
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- 238000009434 installation Methods 0.000 title claims description 9
- 229910000831 Steel Inorganic materials 0.000 description 18
- 239000010959 steel Substances 0.000 description 18
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a movable jig for assisting in mounting a volute of a fan, which comprises four transverse roll shafts in an array, wherein vertical positioning pin shafts are formed on the outer walls of the upper ends of the roll shafts, the roll shafts on the two sides of each positioning pin shaft are hinged with rollers through bearings, D-shaped support shafts are formed at the inner ends of the roll shafts, two longitudinal connecting rods are arranged between the roll shafts, the front ends and the rear ends of the connecting rods are fixedly connected with shaft sleeves, the shaft sleeves are inserted and sleeved on the support shafts, bolts are screwed on the shaft sleeves, and the tail ends of the bolts abut against the planes of the outer walls of the support shafts; the bearing sleeve is provided with oblique supporting rods in a forming mode, a transverse supporting shaft is arranged between the oblique supporting rods, two ends of the supporting shaft are fixedly connected to the upper ends of the supporting rods in an inserting mode, and a supporting roller is sleeved on the supporting shaft in an inserting mode.
Description
Technical Field
The invention relates to the technical field of fans, in particular to a movable jig for assisting in installing a volute of a fan.
Background
The centrifugal fan is also called as a vortex fan, the centrifugal fan generally comprises a volute, an impeller, a motor support and a volute support, the conventional volute support is shown in fig. 1, the volute support 20 comprises bottom angle steel 21, side angle steel 22 and upper angle steel 23, two ends of the horizontal bottom angle steel 21 are fixed on the vertical side angle steel 22, the horizontal upper angle steel 23 is fixed between the side angle steels 22, the upper angle steel 23 is positioned on the upper side of the bottom angle steel 21, a plurality of kidney-shaped holes 211 are formed in the bottom angle steel 21, a plurality of mounting holes a are formed in the upper angle steel 23 and the side angle steel 22, the volute support 20 is fixed on the end surfaces of two sides of the volute through bolts, the lower end of the volute support 20 is fixed on the base of the centrifugal fan, and the volute support 20 supports the volute; in the installation process, the lower end of the volute is generally arranged on the upper side of the bottom angle steel 21, the volute flat plate is generally installed, the volute bracket 20 on one side is installed firstly, then the volute is turned over, then the volute bracket 20 on one side of the volute is installed, and then the two volutes are communicated with the volute bracket and lifted to the fan assembly; the installation is troublesome and laborious.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a movable jig for assisting the installation of a volute of a fan, which can facilitate the installation between the volute and volute brackets on two sides; and the carrying and conveying of the volute are facilitated.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a movable jig for assisting in installing a volute of a fan comprises four transverse roll shafts in an array, wherein vertical positioning pin shafts are formed on the outer walls of the upper ends of the roll shafts, the roll shafts on the two sides of each positioning pin shaft are hinged with rollers through bearings, a D-shaped support shaft is formed at the inner end of each roll shaft, two longitudinal connecting rods are arranged between the roll shafts, shaft sleeves are fixedly connected to the front end and the rear end of each connecting rod, the shaft sleeves are inserted and sleeved on the support shafts, bolts are screwed on the shaft sleeves, and the tail ends of the bolts abut against the plane of the outer walls of the support shafts; the bearing sleeve is provided with oblique supporting rods in a forming mode, a transverse supporting shaft is arranged between the oblique supporting rods, two ends of the supporting shaft are fixedly connected to the upper ends of the supporting rods in an inserting mode, and a supporting roller is sleeved on the supporting shaft in an inserting mode.
Preferably, the distance between two rollers on the same roller shaft is larger than the diameter of the positioning pin shaft.
Preferably, the plane on the outer wall of the fulcrum is a vertical plane, and the length of the fulcrum is greater than that of the shaft sleeve.
Preferably, the inclined supporting rods on the shaft sleeve incline towards one side of the middle part of the connecting rod, and the included angles between the inclined supporting rods at the front end and the rear end of the connecting rod and the connecting rod are consistent.
Preferably, the diameter of the inner hole of the carrier roller is equal to that of the outer wall of the support shaft, the top end surface of the oblique support rod is semicircular, and the radius of the outer wall of the carrier roller is not smaller than that of the arc at the top end of the oblique support rod.
Preferably, the diameter of the outer wall of the roller is larger than that of the outer wall of the shaft sleeve.
Preferably, the diameter of the inner wall of the shaft sleeve is equal to that of the fulcrum shaft, and the diameter of the fulcrum shaft is equal to that of the roller shaft.
The invention has the beneficial effects that: the installation between the volute and the volute brackets on the two sides can be convenient; and the carrying and conveying of the volute are facilitated.
Drawings
FIG. 1 is a schematic perspective view of a conventional volute bracket;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic perspective view of a volute bracket according to the present invention;
in the figure: 10. a jig; 11. a roll shaft; 111. positioning a pin shaft; 112. a fulcrum; 12. a roller; 13. a shaft sleeve; 131. a diagonal strut; 14. a bolt; 15. a connecting rod; 16. a support shaft; 17. a carrier roller; 20. a volute housing support; 21. bottom angle steel; 211. a kidney-shaped hole; 22. side angle steel; 23. an upper angle steel; a. and (7) installing holes.
Detailed Description
Example (b): as shown in fig. 2 to 4, the movable jig for assisting the installation of the fan volute comprises four transverse roll shafts 11 in an array, wherein vertical positioning pin shafts 111 are formed on the outer walls of the upper ends of the roll shafts 11, the roll shafts 11 on the two sides of the positioning pin shafts 111 are hinged with idler wheels 12 through bearings, D-shaped support shafts 112 are formed at the inner ends of the roll shafts 11, two longitudinal connecting rods 15 are arranged between the roll shafts 11, shaft sleeves 13 are fixedly connected to the front ends and the rear ends of the connecting rods 15, the shaft sleeves 13 are inserted and sleeved on the support shafts 112, bolts 14 are screwed on the shaft sleeves 13, and the tail ends of the bolts 14 abut against the plane of the outer walls of the support shafts; the bearing sleeve 13 is formed with oblique supporting rods 131, a transverse supporting shaft 16 is arranged between the oblique supporting rods 131, two ends of the supporting shaft 16 are inserted and fixed at the upper ends of the supporting rods 131, and a supporting roller 17 is inserted and sleeved on the supporting shaft 16.
The distance between the two rollers 12 on the same roller shaft 11 is larger than the diameter of the positioning pin shaft 111.
The plane on the outer wall of the fulcrum 112 is a vertical plane, and the length of the fulcrum 112 is greater than that of the shaft sleeve 13.
The inclined strut 131 on the shaft sleeve 13 inclines towards one side of the middle part of the connecting rod 15, and the included angle between the inclined strut 131 at the front end and the inclined strut 131 at the rear end of the connecting rod 15 and the connecting rod 15 is consistent.
The diameter of the inner hole of the carrier roller 17 is equal to that of the outer wall of the support shaft 16, the top end surface of the oblique supporting rod 131 is semicircular, and the radius of the outer wall of the carrier roller 17 is not smaller than that of the top end arc of the oblique supporting rod 131.
The diameter of the outer wall of the roller 12 is larger than that of the outer wall of the shaft sleeve 13.
The diameter of the inner wall of the shaft sleeve 13 is equal to that of the fulcrum 112, and the diameter of the fulcrum 112 is equal to that of the roller shaft 11.
The working principle is as follows: the invention relates to a movable jig for assisting in installing a fan volute, wherein a volute bracket 20 is arranged on a jig 10 of the application and has a structure shown in figure 4, bottom angle steel 21 of the volute bracket 20 is inserted between rollers 12 and is abutted against a roller shaft 11, and a positioning pin shaft is inserted in a kidney-shaped hole 21 of the bottom angle steel 21;
when the spiral case is installed, the spiral case is firstly arranged on a carrier roller 17 of a jig 10 and supported by the carrier roller 17, then the spiral case bracket 20 is arranged on a roller shaft 11, the position of the roller shaft 11 is adjusted by loosening the bolts 14, so that the spiral case bracket 20 is abutted against the end surfaces of two sides of the spiral case bracket 20, then the bolts 14 are fastened, then the spiral case can be rotated to perform dependent adjustment, so that the installation holes a on the spiral case bracket 20 are opposite, and finally the spiral case bracket 20 is fixedly connected with the spiral case through a bolt component;
meanwhile, the jig 10 can be used as a trolley and can push the volute to move.
The examples are intended to illustrate the invention, but not to limit it. The described embodiments may be modified by those skilled in the art without departing from the spirit and scope of the present invention, and therefore, the scope of the appended claims should be accorded the full scope of the invention as set forth in the appended claims.
Claims (7)
1. The utility model provides a removal tool of supplementary fan spiral case installation, is including four horizontal roller (11) that are the array, its characterized in that: a vertical positioning pin shaft (111) is formed on the outer wall of the upper end of the roller shaft (11), the roller shafts (11) on two sides of the positioning pin shaft (111) are hinged with rollers (12) through bearings, a D-shaped support shaft (112) is formed at the inner end of the roller shaft (11), two longitudinal connecting rods (15) are arranged between the roller shafts (11), shaft sleeves (13) are fixedly connected to the front end and the rear end of each connecting rod (15), the shaft sleeves (13) are inserted and sleeved on the support shafts (112), bolts (14) are screwed on the shaft sleeves (13), and the tail ends of the bolts (14) abut against the plane of the outer wall of the support shafts (112); the bearing sleeve is characterized in that inclined supporting rods (131) are formed on the shaft sleeve (13), transverse supporting shafts (16) are arranged between the inclined supporting rods (131), two ends of each supporting shaft (16) are inserted and fixed at the upper ends of the corresponding supporting rods (131), and supporting rollers (17) are inserted and sleeved on the corresponding supporting shafts (16).
2. The movable jig for assisting in installing the volute of the fan in accordance with claim 1, further comprising: the distance between two rollers (12) on the same roll shaft (11) is larger than the diameter of the positioning pin shaft (111).
3. The movable jig for assisting in installing the volute of the fan as claimed in claim, wherein: the plane on the outer wall of the fulcrum (112) is a vertical plane, and the length of the fulcrum (112) is greater than that of the shaft sleeve (13).
4. The movable jig for assisting in installing the volute of the fan in accordance with claim 1, further comprising: the inclined supporting rods (131) on the shaft sleeve (13) are inclined towards one side of the middle part of the connecting rod (15), and included angles between the inclined supporting rods (131) at the front end and the rear end of the connecting rod (15) and the connecting rod (15) are consistent.
5. The movable jig for assisting in installing the volute of the fan in accordance with claim 1, further comprising: the diameter of the inner hole of the carrier roller (17) is equal to that of the outer wall of the support shaft (16), the top end surface of the oblique support rod (131) is semicircular, and the radius of the outer wall of the carrier roller (17) is not smaller than that of the top end arc of the oblique support rod (131).
6. The movable jig for assisting in installing the volute of the fan in accordance with claim 1, further comprising: the diameter of the outer wall of the roller (12) is larger than that of the outer wall of the shaft sleeve (13).
7. The movable jig for assisting in installing the volute of the fan in accordance with claim 6, wherein: the diameter of the inner wall of the shaft sleeve (13) is equal to that of the support shaft (112), and the diameter of the support shaft (112) is equal to that of the roller shaft (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010252811.6A CN111421495B (en) | 2020-04-02 | 2020-04-02 | Remove tool of supplementary fan spiral case installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010252811.6A CN111421495B (en) | 2020-04-02 | 2020-04-02 | Remove tool of supplementary fan spiral case installation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111421495A true CN111421495A (en) | 2020-07-17 |
| CN111421495B CN111421495B (en) | 2021-12-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010252811.6A Active CN111421495B (en) | 2020-04-02 | 2020-04-02 | Remove tool of supplementary fan spiral case installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111421495B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6880217B2 (en) * | 2002-09-22 | 2005-04-19 | Timothy D. Garst | Seal puller |
| CN202668461U (en) * | 2012-07-11 | 2013-01-16 | 济南鲍德气体有限公司 | Spiral case support disassembling device of multi-shaft centrifugal compressor |
| CN205365681U (en) * | 2015-12-09 | 2016-07-06 | 重庆锦沙沣包装有限公司 | Simple and easy goods conveyor |
| CN206550961U (en) * | 2017-03-07 | 2017-10-13 | 江门康易鑫生态农业科技发展有限公司 | Assembly for plunger clamper for disassembling |
| CN109773688A (en) * | 2019-02-22 | 2019-05-21 | 杭州天盈金属制品有限公司 | A kind of intermetallic composite coating frock clamp |
| CN110667320A (en) * | 2019-10-12 | 2020-01-10 | 燕山大学 | Double-roller type wheel mounting machine for heavy mining dump truck |
| CN210084843U (en) * | 2019-06-12 | 2020-02-18 | 浙江上建风机有限公司 | Volute end plate clamping and lifting mechanism for automatic volute clamping and installing machine |
-
2020
- 2020-04-02 CN CN202010252811.6A patent/CN111421495B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6880217B2 (en) * | 2002-09-22 | 2005-04-19 | Timothy D. Garst | Seal puller |
| CN202668461U (en) * | 2012-07-11 | 2013-01-16 | 济南鲍德气体有限公司 | Spiral case support disassembling device of multi-shaft centrifugal compressor |
| CN205365681U (en) * | 2015-12-09 | 2016-07-06 | 重庆锦沙沣包装有限公司 | Simple and easy goods conveyor |
| CN206550961U (en) * | 2017-03-07 | 2017-10-13 | 江门康易鑫生态农业科技发展有限公司 | Assembly for plunger clamper for disassembling |
| CN109773688A (en) * | 2019-02-22 | 2019-05-21 | 杭州天盈金属制品有限公司 | A kind of intermetallic composite coating frock clamp |
| CN210084843U (en) * | 2019-06-12 | 2020-02-18 | 浙江上建风机有限公司 | Volute end plate clamping and lifting mechanism for automatic volute clamping and installing machine |
| CN110667320A (en) * | 2019-10-12 | 2020-01-10 | 燕山大学 | Double-roller type wheel mounting machine for heavy mining dump truck |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111421495B (en) | 2021-12-10 |
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| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20211125 Address after: 318000 No. 95 Dongmen Road, Jiaojiang District, Taizhou City, Zhejiang Province Applicant after: Xu Minjun Address before: 6 / F, building 7, Guanggu Chuangye street, Donghu New Technology Development Zone, Wuhan City, Hubei Province, 430074 Applicant before: Wuhan Yanhua Zhizao Environmental Protection Technology Co.,Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |