CN211230985U - Glass fiber reinforced plastic draught fan convenient to change blade - Google Patents
Glass fiber reinforced plastic draught fan convenient to change blade Download PDFInfo
- Publication number
- CN211230985U CN211230985U CN201921751884.9U CN201921751884U CN211230985U CN 211230985 U CN211230985 U CN 211230985U CN 201921751884 U CN201921751884 U CN 201921751884U CN 211230985 U CN211230985 U CN 211230985U
- Authority
- CN
- China
- Prior art keywords
- fixture block
- organism
- clamping block
- block
- spring
- Prior art date
- 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
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a glass steel draught fan convenient to change blade, including organism and casing, install the casing on the organism, and seted up the standing groove on the organism of casing rear side, impartial first fixture block that is provided with on the standing groove inside wall, the casing rear side be provided with first fixture block complex second fixture block, all be provided with the bolt on the organism and the casing of second fixture block one side. The utility model discloses only need twist when making casing and organism split move four bolts can, and make organism and casing firm in connection through second fixture block and first fixture block, compare through a plurality of screw connections between the casing of current draught fan and the organism, it is simple more convenient, the convenience of changing the blade has been improved, and the vibrations power is offset to the reaction force that produces through first spring and second spring, thereby cushion the vibrations of organism, prevent that the organism from wearing and tearing of inside part when vibrations, thereby the life of device has been improved.
Description
Technical Field
The utility model relates to a draught fan technical field specifically is a glass steel draught fan convenient to change blade.
Background
The glass fiber reinforced plastic induced draft fan is made of glass fiber reinforced plastic composite materials, can convey corrosive gas containing acid and alkali components and chemical components, is widely applied to fields containing corrosive gas, such as chemical engineering, electroplating, oxidation, power plants, laboratories, circuit boards, environmental protection equipment and the like, is gradually improved, basically meets the requirements of people, and still has some problems;
after the glass fiber reinforced plastic induced draft fan is used for a long time, blades of the induced draft fan can be damaged, the blades need to be replaced in time because the induced draft fan cannot operate with diseases, when the blades of the existing induced draft fan are replaced, a shell needs to be disassembled firstly, bolts on the shell need to be screwed off one by one when the shell is disassembled, and in order to ensure that a machine body is stably connected with the shell, the periphery of the shell is fixed through a plurality of bolts, so that the disassembly is very troublesome, the replacement of the blades is complicated and inconvenient, and the convenience of replacement operation is reduced;
the during operation is perhaps flowed down at unstable air to current draught fan shutting down the process, produces vibrations easily, and the organism vibrations can lead to organism internals wearing and tearing to become flexible even, and current draught fan base does not set up buffer, leads to the draught fan to be easy when vibrations the loss, has reduced the life of draught fan, therefore needs a glass steel draught fan convenient to change the blade urgently to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a glass steel draught fan convenient to change blade to propose the problem that current draught fan blade changed comparatively inconvenient and easy vibrations wearing and tearing when stopping in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a glass fiber reinforced plastic draught fan convenient for blade replacement comprises a machine body and a shell, wherein the shell is arranged on the machine body, and a placing groove is arranged on the machine body at the rear side of the shell, first clamping blocks are equally arranged on the inner side wall of the placing groove, a second clamping block matched with the first clamping block is arranged at the rear side of the shell, bolts are arranged on the machine body and the shell at one side of the second clamping block, the machine body and the shell are both provided with thread grooves matched with the bolts, the bottom end of the machine body is fixed with a connecting plate, a base is arranged at the bottom end of the connecting plate, a placing cavity is arranged in the base at the outer side of the connecting plate, connecting blocks are fixed at four corners of the connecting plate, and the connecting blocks are symmetrically hinged with connecting rods, the other ends of the connecting rods are hinged with the sliding blocks, placing all being provided with on the chamber lateral wall with slider complex spout, all welding has first spring between slider lateral wall and the spout inside wall.
Preferably, handles are symmetrically arranged on the front side wall of the shell, and the width from the inner end of the first clamping block to the side wall of the placing groove is equal to the width of the inner end of the second clamping block.
Preferably, the first fixture block and the second fixture block are both in the shape of an arc matched with the machine body, and the first fixture block and the second fixture block are both in the shape of an L matched with each other.
Preferably, the arc length of the first fixture block and the arc length of the second fixture block are both smaller than one eighth of the arc length of the placing groove, a notch matched with the second fixture block is formed in one side of the first fixture block, and the thread groove is formed in one side of the notch of the first fixture block.
Preferably, a second spring is fixed between the connecting block and the corner of the placing cavity, and the rotating length of the connecting rod is smaller than the compression length of the second spring.
Preferably, the maximum sliding distance of the sliding block in the sliding groove is smaller than the maximum compression distance of the first spring, and the length of the first spring is larger than the length from the side wall of the sliding block to the side wall of the sliding groove.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this glass steel draught fan convenient to change blade is provided with the standing groove, first fixture block, the second fixture block, the bolt, thread groove and handle, when the blade needs to be changed, unscrew the bolt through the spanner earlier, grip the handle and rotate the casing again, make the second fixture block shift out from first fixture block, thereby get off the split from the organism with the casing, only need during making casing and organism split twist move four bolts can, and make organism and casing firm in connection through second fixture block and first fixture block, compare through a plurality of screw connections between the casing of current draught fan and the organism, more simple convenient, the convenience of changing the blade has been improved.
2. This glass steel draught fan convenient to change blade is provided with places the chamber, the connecting block, the connecting rod, the slider, the spout, first spring and second spring, when the organism stops to produce vibrations, the vibrations power is used in on the connecting plate, make the connecting plate extrude the connecting block of both sides, drive the connecting rod rotation on the connecting block in the time of the compression second spring, rethread slider removes the first spring of extrusion, and offset the vibrations power through the reaction force that first spring and second spring produced, thereby cushion the vibrations of organism, prevent that the organism wearing and tearing of internals when vibrations, thereby the life of device has been improved.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
fig. 2 is a schematic side view and a cross-sectional view of the body and the housing of the present invention;
fig. 3 is a schematic top sectional view of the connection structure of the housing and the machine body of the present invention;
fig. 4 is a schematic top sectional view of the structure of the connecting plate and the base according to the present invention.
In the figure: 1. a body; 2. a housing; 3. a placement groove; 4. a first clamping block; 5. a second fixture block; 6. a bolt; 7. a thread groove; 8. a handle; 9. a connecting plate; 10. a base; 11. a placement chamber; 12. connecting blocks; 13. a connecting rod; 14. a slider; 15. a chute; 16. a first spring; 17. a second spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a glass fiber reinforced plastic draught fan convenient for blade replacement comprises a machine body 1 and a shell 2, wherein the machine body 1 is provided with the shell 2, the machine body 1 at the rear side of the shell 2 is provided with a placing groove 3, the front side wall of the shell 2 is symmetrically provided with handles 8, the width from the inner end of a first fixture block 4 to the side wall of the placing groove 3 is equal to the width of the inner end of a second fixture block 5, the glass fiber reinforced plastic draught fan has the advantages that when the shell 2 is disassembled, the shell 2 is convenient to rotate through the handles 8, so that the second fixture block 5 is moved out from the first fixture block 4, meanwhile, when the shell 2 and the placing groove 3 are aligned, the second fixture block 5 can be clamped in the first fixture block 4, the inner side wall of the placing groove 3 is equally provided with the first fixture block 4, the shapes of the first fixture block 4 and the second fixture block 5 are both set to be arc shapes matched with the machine body 1, the first fixture block 4, the second fixture block 5 is convenient to rotate through the shell 2, so that the second fixture block 5 is convenient to move out of the first fixture block 4, the first fixture block 4 is convenient to be clamped with the second fixture block 5, the shell 2 is firmly connected with the machine body 1 through the first fixture block 4 and the second fixture block 5, the second fixture block 5 matched with the first fixture block 4 is arranged on the rear side of the shell 2, bolts 6 are arranged on the machine body 1 and the shell 2 on one side of the second fixture block 5, threaded grooves 7 matched with the bolts 6 are formed in the machine body 1 and the shell 2, the arc lengths of the first fixture block 4 and the second fixture block 5 are both smaller than one eighth of the arc length of the placing groove 3, notches matched with the second fixture block 5 are formed in one side of the first fixture block 4, the threaded grooves 7 are arranged on one side of the notches of the first fixture block 4, and are used for ensuring that the second fixture block 5 can be completely moved out of the first fixture block 4 when the second fixture block 5 is rotated, carry on spacingly through bolt 6 to second fixture block 5 simultaneously for second fixture block 5 can not shift out from first fixture block 4 after casing 2 installs on organism 1, thereby makes organism 1 and casing 2 be connected more firmly.
The bottom end of the machine body 1 is fixed with a connecting plate 9, the bottom end of the connecting plate 9 is provided with a base 10, a placing cavity 11 is arranged in the base 10 at the outer side of the connecting plate 9, four corners of the connecting plate 9 are all fixed with connecting blocks 12, the connecting blocks 12 are all symmetrically hinged with connecting rods 13, the other ends of the connecting rods 13 are all hinged on a sliding block 14, the side walls of the placing cavity 11 are all provided with sliding chutes 15 matched with the sliding block 14, first springs 16 are welded between the side walls of the sliding block 14 and the inner side walls of the sliding chutes 15, second springs 17 are all fixed between the connecting block 12 and the corners of the placing cavity 11, the rotating length of the connecting rods 13 is smaller than the compressing length of the second springs 17, the connecting block 12 is compressed after being extruded, and the second springs 17 are offset part of extrusion force through the reaction force generated by the second springs 17, so that the vibration force applied to the connecting, influence second spring 17's life, slider 14 is all less than the 16 biggest compression distance of first spring at the gliding biggest distance of spout 15, first spring 16's length is greater than the length between 14 lateral walls of slider to the 15 lateral walls of spout, its effect is for carrying out spacing protection to first spring 16, avoid first spring 16 excessive compression, influence first spring 16's life, guarantee simultaneously that first spring 16 is in compression state in spout 15, when preventing that organism 1 from not shaking, slider 14 slides in spout 15.
The working principle is as follows: when the blade needs to be changed, screw out bolt 6 through the spanner earlier, grip handle 8 again and rotate casing 2, make second fixture block 5 shift out from first fixture block 4, thereby get off the split of casing 2 from organism 1, make casing 2 only need twist when 1 split with the organism move four bolt 6 can, after the blade change, with second fixture block 5 and the dislocation of first fixture block 4, and with second fixture block 5 block to standing groove 3 inside, twist bolt 6 again, make it and thread groove 7 fix with screw, thereby install casing 2 on organism 1.
When organism 1 shuts down and produces vibrations, the vibration power is used in connecting plate 9, make connecting plate 9 extrude connecting block 12 of both sides, make connecting block 12 move to the outside, drive connecting rod 13 on connecting block 12 and rotate in the time of compression second spring 17, connecting rod 13 rotates under the cooperation of articulated shaft, promote slider 14 and slide on spout 15, thereby be first spring 16 between compression slider 14 and the spout 15, the effort that first spring 16 and second spring 17 produced after being compressed is used in connecting block 12, the extrusion force that connecting block 12 received has been offset, thereby the vibration power that connecting plate 9 received has been offset, thereby cushion the vibrations of organism 1.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a glass steel draught fan convenient to change blade, includes organism (1) and casing (2), its characterized in that: the machine body (1) is provided with a shell (2), the machine body (1) at the rear side of the shell (2) is provided with a placing groove (3), the inner side wall of the placing groove (3) is equally provided with a first clamping block (4), the rear side of the shell (2) is provided with a second clamping block (5) matched with the first clamping block (4), the machine body (1) at one side of the second clamping block (5) and the shell (2) are both provided with bolts (6), the machine body (1) and the shell (2) are both provided with threaded grooves (7) matched with the bolts (6), the bottom end of the machine body (1) is fixed with a connecting plate (9), the bottom end of the connecting plate (9) is provided with a base (10), a placing cavity (11) is arranged in the base (10) at the outer side of the connecting plate (9), and four corners of the connecting plate (9) are both fixed with connecting blocks (12, and all the symmetry hinges have connecting rod (13) on connecting block (12), the other end of connecting rod (13) all articulates on slider (14), place all be provided with on chamber (11) lateral wall with slider (14) complex spout (15), all weld between slider (14) lateral wall and spout (15) inside wall has first spring (16).
2. The glass fiber reinforced plastic induced draft fan convenient for blade replacement according to claim 1, wherein: handles (8) are symmetrically arranged on the front side wall of the shell (2), and the width from the inner end of the first clamping block (4) to the side wall of the placing groove (3) is equal to the width of the inner end of the second clamping block (5).
3. The glass fiber reinforced plastic induced draft fan convenient for blade replacement according to claim 1, wherein: the shape of first fixture block (4) and second fixture block (5) all sets up to the arc with organism (1) complex, first fixture block (4) and second fixture block (5) all set up to "L" shape of mutually supporting.
4. The glass fiber reinforced plastic induced draft fan convenient for blade replacement according to claim 1, wherein: the arc length of the first clamping block (4) and the arc length of the second clamping block (5) are smaller than one eighth of the arc length of the placing groove (3), a notch matched with the second clamping block (5) is formed in one side of the first clamping block (4), and the thread groove (7) is formed in one side of the notch of the first clamping block (4).
5. The glass fiber reinforced plastic induced draft fan convenient for blade replacement according to claim 1, wherein: and a second spring (17) is fixed between the connecting block (12) and the corner of the placing cavity (11), and the rotating length of the connecting rod (13) is smaller than the compression length of the second spring (17).
6. The glass fiber reinforced plastic induced draft fan convenient for blade replacement according to claim 1, wherein: the maximum sliding distance of the sliding block (14) in the sliding groove (15) is smaller than the maximum compression distance of the first spring (16), and the length of the first spring (16) is larger than the length from the side wall of the sliding block (14) to the side wall of the sliding groove (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921751884.9U CN211230985U (en) | 2019-10-18 | 2019-10-18 | Glass fiber reinforced plastic draught fan convenient to change blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921751884.9U CN211230985U (en) | 2019-10-18 | 2019-10-18 | Glass fiber reinforced plastic draught fan convenient to change blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211230985U true CN211230985U (en) | 2020-08-11 |
Family
ID=71936285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921751884.9U Expired - Fee Related CN211230985U (en) | 2019-10-18 | 2019-10-18 | Glass fiber reinforced plastic draught fan convenient to change blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211230985U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252003A (en) * | 2021-05-28 | 2021-08-13 | 金川集团股份有限公司 | Method and device for inspecting and accepting specification and quality of mine roadway engineering |
| CN113883082A (en) * | 2021-09-08 | 2022-01-04 | 华能南京金陵发电有限公司 | Steam-electricity double-drive draught fan driving connection assembly |
-
2019
- 2019-10-18 CN CN201921751884.9U patent/CN211230985U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252003A (en) * | 2021-05-28 | 2021-08-13 | 金川集团股份有限公司 | Method and device for inspecting and accepting specification and quality of mine roadway engineering |
| CN113883082A (en) * | 2021-09-08 | 2022-01-04 | 华能南京金陵发电有限公司 | Steam-electricity double-drive draught fan driving connection assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211230985U (en) | Glass fiber reinforced plastic draught fan convenient to change blade | |
| CN207670008U (en) | A kind of lithium battery processing ink jet numbering machine | |
| CN209471844U (en) | A kind of Novel portable insulating bar | |
| CN208571054U (en) | A kind of adapter quickly cleaning internal dust | |
| CN211792387U (en) | Electric power cabinet convenient to maintenance | |
| CN212542600U (en) | Battery mounting panel convenient to dismantle | |
| CN216044897U (en) | Novel high temperature resistant screw | |
| CN211930109U (en) | Wire tightening device for power line construction | |
| CN211028972U (en) | A slip table module that is used for porous brill all-in-one of attacking of slip table formula | |
| CN114938048A (en) | Detachable fuel cell emergency power supply | |
| CN212360393U (en) | Die for research and development test of environment-friendly building materials | |
| CN210956065U (en) | Data display device for financial engineering analysis | |
| CN209823056U (en) | Novel adapter capable of preventing audio cable from falling off | |
| CN215551213U (en) | Novel high-purity graphite suppression device | |
| CN209384638U (en) | A kind of build uses aluminum alloy mould plate K plate inner corner trim connector | |
| CN219831334U (en) | Switch power supply detecting instrument | |
| CN214055041U (en) | Plastic mould production and processing is with automatic four sides centre gripping tool | |
| CN214337786U (en) | Convenient fixed wireless DC power converter | |
| CN215333527U (en) | Stable cooling fan | |
| CN221507882U (en) | High-frequency transformer with good stability | |
| CN210877623U (en) | Automatic slider drilling device for powder metallurgy processing | |
| CN211732849U (en) | Production transmission device of direct current screen | |
| CN215199997U (en) | Device for tapping nut | |
| CN215247029U (en) | Prevent bridging hammering feed bin | |
| CN213276492U (en) | Computer case device for electronic information engineering |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 Termination date: 20201018 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |