CN110026363B - Novel observation window two-stage scraping plate mechanism and observation window scraping method - Google Patents
Novel observation window two-stage scraping plate mechanism and observation window scraping method Download PDFInfo
- Publication number
- CN110026363B CN110026363B CN201910351424.5A CN201910351424A CN110026363B CN 110026363 B CN110026363 B CN 110026363B CN 201910351424 A CN201910351424 A CN 201910351424A CN 110026363 B CN110026363 B CN 110026363B
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- scraper
- observation window
- telescopic pipe
- scraping plate
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- 238000007790 scraping Methods 0.000 title claims abstract description 115
- 238000000034 method Methods 0.000 title claims description 10
- 239000005357 flat glass Substances 0.000 claims abstract description 67
- 230000002093 peripheral effect Effects 0.000 claims abstract description 64
- 238000004140 cleaning Methods 0.000 claims abstract description 18
- 244000208734 Pisonia aculeata Species 0.000 claims description 22
- 238000009434 installation Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 12
- 239000000428 dust Substances 0.000 claims description 9
- 230000003068 static effect Effects 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- -1 polytetrafluoroethylene Polymers 0.000 claims description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000012254 powdered material Substances 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B11/00—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto
- B08B11/04—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto specially adapted for plate glass, e.g. prior to manufacture of windshields
Landscapes
- Cleaning In General (AREA)
Abstract
The invention discloses a novel observation window two-stage scraper mechanism, wherein the inner peripheral surface of an observation window glass center mounting hole is sleeved with a shell rotating shaft sleeve, the center hole of the shell rotating shaft sleeve coaxially penetrates through a first-stage scraper telescopic pipe and a second-stage scraper telescopic pipe, the end part of the first-stage scraper telescopic pipe is connected with the end part of the first-stage scraper, the end part of the first-stage scraper telescopic pipe is provided with an avoidance gap, the outer peripheral surface of the end part of the second-stage scraper telescopic pipe is connected with one end of the second-stage scraper, the other end of the second-stage scraper penetrates through the avoidance gap and is arranged in a radial direction, and the first-stage scraper telescopic pipe and the second-stage scraper telescopic pipe can respectively axially move relative to the shell rotating shaft sleeve and rotate along with the shell rotating shaft sleeve. Compared with the prior art, the technical scheme of the invention has the advantages of rich functions, strong practicability, reliable work and the like, and can improve the scraping convenience and the scraping cleaning effect of the observation window glass.
Description
Technical Field
The invention relates to the technical field of observation window cleaning, in particular to a novel observation window two-stage scraping plate mechanism and an observation window scraping method.
Background
In smeltery, cement plant and thermal power factory, there are many closed equipment that are used for transporting, selecting, grinding lump, particulate matter such as coal, lime-ash, powdered material, and these equipment can be provided with observation window, hole or sight glass generally, and the user can conveniently and directly observe the inside running condition of equipment or the damage condition of equipment internals under the condition of not shutting down equipment or non-dismantlement equipment. Because of certain viscosity and corrosiveness of the materials, when the observation window is directly applied to the inside of the observation equipment, dust or ash is easy to accumulate on the surface of the observation window after long-term use, and the normal use of the observation window is affected.
To solve the above problems, chinese patent (publication No. CN 205056511U) discloses a cleaning device for a window of a combined air conditioning unit, which is provided with a cleaning blade between a device and the window, and the cleaning blade is connected to one end of a rotation shaft, and the other end of the rotation shaft passes through the window to be connected to a rotating handle, and a user can rotate the rotating handle to thereby drive the cleaning blade to rotate to clean the surface of the window. But this patent technical scheme only adopts one-level scraper blade, and after the scraper blade wearing and tearing, the clearance between scraper blade and the observation window becomes progressively larger, makes the effect of striking off discounts greatly, and the material that the structure hardness is great and the bonding observation window surface is comparatively firm in addition can not obtain effectively striking off to can cause the observation window surface wearing and tearing.
Disclosure of Invention
The invention mainly aims to provide a novel observation window two-stage scraping plate mechanism which is rich in function, strong in practicability and reliable in work, and also provides an observation window scraping method using the novel observation window two-stage scraping plate mechanism, and aims to improve the convenience of scraping and the scraping cleaning effect of observation window glass.
In order to achieve the above purpose, the novel two-stage scraper mechanism for the observation window provided by the invention comprises observation window glass arranged in an equipment base, wherein a mounting hole is formed in the center of the observation window glass, a shell rotating shaft sleeve is sleeved on the inner peripheral surface of the mounting hole, the center hole of the shell rotating shaft sleeve coaxially penetrates through a first-stage scraper telescopic pipe and a second-stage scraper telescopic pipe, the outer peripheral surface of the end part of the first-stage scraper telescopic pipe is connected with the radially arranged end part of the first-stage scraper, an avoidance notch is formed in the end part of the first-stage scraper telescopic pipe, the outer peripheral surface of the end part of the second-stage scraper telescopic pipe is connected with one end of the second-stage scraper, the other end of the second-stage scraper penetrates through the avoidance notch and is radially arranged, and the first-stage scraper telescopic pipe and the second-stage scraper telescopic pipe can axially move relative to the shell rotating shaft sleeve and rotate along with the shell rotating shaft sleeve respectively, so that the first-stage scraper or the second-stage scraper can abut against the surface of the observation window glass to scrape.
Preferably, the outer peripheral surface of the first-stage scraper extension pipe is provided with a first mounting hole, the edge of the first mounting hole is rotationally connected with the end part of a first positioning plate, the middle part of the first positioning plate is rotationally connected with one end of a first connecting rod, the other end of the first connecting rod is rotationally connected with one end of a second connecting rod, the other end of the second connecting rod penetrates through a plurality of fixing frames and is rotationally connected with one end of a third connecting rod, the middle part of the third connecting rod is rotationally connected with a first handle, and when the first-stage scraper extension pipe moves towards the first handle, the end part of the first positioning plate can be inserted into a second positioning hole formed in the outer peripheral surface of the second-stage scraper extension pipe; the outer peripheral surface of the second-stage scraper extension pipe is provided with a second mounting hole, the end part of a second positioning plate is rotationally connected with the edge of the second mounting hole, the middle part of the second positioning plate is rotationally connected with one end of a fourth connecting rod, one end of a fifth connecting rod is rotationally connected with the other end of the fourth connecting rod, the other end of the fifth connecting rod penetrates through a plurality of fixing frames and is rotationally connected with the upper end of a sixth connecting rod, the middle part of the sixth connecting rod is rotationally connected with a second handle connected with the end part of the second-stage scraper extension pipe, and when the second-stage scraper extension pipe moves towards the second handle direction, the second positioning plate can be inserted into a first positioning hole arranged on the inner peripheral surface of the first-stage scraper extension pipe; the third connecting rod is provided with a torsion spring at the position rotationally connected with the first handle, and the sixth connecting rod is provided with a torsion spring at the position rotationally connected with the second handle.
Preferably, the other end of the shell rotating shaft sleeve is fixedly connected with the outer wall surface of the shell, the outer peripheral surface of the shell is connected with the rotating handle, two mutually communicated installation cavities are formed in the shell, a first stepping ratchet group is arranged in the first installation cavity, a second stepping ratchet group is arranged in the second installation cavity, the working rotation directions of gear teeth on the outer peripheral surface of a first ratchet wheel of the first stepping ratchet group and gear teeth on the outer peripheral surface of a second ratchet wheel of the second stepping ratchet group are opposite, the axial end surface of the first ratchet wheel is respectively connected with one end of a first pull-back spring which is arranged up and down, the other end of the first pull-back spring is connected with the outer peripheral surface of the first-stage scraper extension pipe, the axial end surface of the first ratchet wheel is respectively connected with one end of a second pull-back spring which is arranged left and right, the other end of the second pull-back spring penetrates through the first telescopic hole of the outer peripheral surface of the first-stage scraper extension pipe and is connected with the outer peripheral surface of the second-stage scraper extension pipe, and the central hole of the second ratchet is horizontally provided with a fixing shaft which penetrates through the first telescopic hole of the first-stage scraper extension pipe and the second telescopic pipe of the second-stage scraper.
Preferably, the first-stage scraping plate and the second-stage scraping plate comprise a scraping plate body which faces to the observation window glass, the first scraping plate body of the first-stage scraping plate is made of rubber materials, and the second scraping plate body of the second-stage scraping plate is made of polytetrafluoroethylene materials.
Preferably, the cutting edge angle of the first blade body is inclined to the first ratchet wheel peripheral gear working rotation direction, and the cutting edge angle of the second blade body is inclined to the second ratchet wheel peripheral gear working rotation direction.
Preferably, the thicknesses of the first scraper body and the second scraper body are larger than the distance between the end face of the shell rotating shaft sleeve and the surface of the observation window glass.
Preferably, a dust plug is arranged at the end part of the second-stage scraper extension pipe, and a glass protection pad is arranged between the outer peripheral surface of the shell rotating shaft sleeve and the inner peripheral surface of the observation window glass mounting hole.
Preferably, the viewing pane inner surface is flush with the device base inner surface.
The invention also provides an observation window scraping method using the novel observation window two-stage scraping plate mechanism, which comprises the following steps:
step S1: pulling the first handle outwards to enable the first-stage scraper telescopic pipe to outwards move relative to the second-stage scraper telescopic pipe, inserting the end part of the first positioning plate into the second positioning hole on the surface of the second scraper telescopic pipe, enabling the first scraper body to be attached to the surface of the observation window glass, manually rotating the rotating handle and enabling the shell to rotate, enabling the second stepping ratchet group and the shell to be in a relatively static clamping state, and scraping and cleaning the surface of the observation window glass by the first-stage scraper;
step S2: the third connecting rod, the second connecting rod and the first connecting rod are sequentially transmitted, so that the first positioning plate is loosened to limit the insertion of the second scraper extension pipe, and the first pull-back spring pulls the first-stage scraper extension pipe to axially move forwards for resetting;
step S3: pulling the second handle outwards to enable the second-stage scraper telescopic pipe to move outwards relative to the first-stage scraper telescopic pipe, inserting the end part of the second positioning plate into the first positioning hole on the surface of the first-stage scraper telescopic pipe, enabling the second scraper body to be attached to the surface of the observation window glass, manually rotating the rotating handle and enabling the shell to rotate, enabling the first stepping ratchet group and the shell to be in a relatively static clamping state, and scraping and cleaning the surface of the observation window glass by the second-stage scraper;
step S4: the sixth connecting rod, the fifth connecting rod and the fourth connecting rod are sequentially transmitted, so that the second positioning plate is loosened to limit the insertion of the first scraper telescopic tube, and the second pull-back spring pulls the second scraper telescopic tube to move forwards axially for resetting.
Preferably, the first stage of the scraper in the step S1 primarily scrapes and cleans the surface of the observation window glass through a soft scraper body, and the second stage of the scraper in the step S3 deeply scrapes and cleans the surface of the observation window glass through a hard scraper body; the first-stage scraping plate and the second-stage scraping plate are opposite in rotation direction, and the rotation cutting edge angles of the first-stage scraping plate and the second-stage scraping plate are opposite in direction.
Compared with the prior art, the technical scheme of the invention has the following advantages:
according to the technical scheme, the first-stage scraper telescopic pipe and the second-stage scraper telescopic pipe which are sleeved are arranged, the first-stage scraper is arranged at the end part of the first-stage scraper telescopic pipe, and the second-stage scraper is arranged at the end part of the second-stage scraper telescopic pipe, so that a user can adaptively select different scrapers to scrape and clean the surface of the observation window glass. In addition, the first scraping plate of the technical scheme of the invention can be made of soft materials, the second scraping plate can be made of hard materials, the surface of the observation window glass is primarily cleaned through the first scraping plate, and then the surface of the observation window glass is deeply cleaned through the second scraping plate, so that the cleaning degree of the observation window is effectively improved. Meanwhile, the technical scheme of the invention ensures that the first scraping plate or the second scraping plate can only act unidirectionally in the working process by arranging the first stepping ratchet wheel group and the second stepping ratchet wheel group to cooperate with each other, and realizes reliable scraping and cleaning of stubborn attachments by cooperating with the opposite rotating cutting edge angles of the surfaces of the scraping plate bodies of the first scraping plate and the second scraping plate.
According to the technical scheme, the positioning, inserting and limiting structures with multiple connecting rods for cooperation are respectively arranged on the first-stage scraper telescopic pipe and the second-stage scraper telescopic pipe, so that the first-stage scraper telescopic pipe and the second-stage scraper telescopic pipe are reliably connected and limited to reliably cooperate with rotation. In addition, the reliability of axial movement reset of the first-stage scraper telescopic pipe and the second-stage scraper telescopic pipe is realized by arranging a pull-back spring, and the accuracy of axial movement limit of the first-stage scraper telescopic pipe and the second-stage scraper telescopic pipe is ensured by arranging a fixed limiting block.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural diagram of a novel two-stage scraper mechanism for an observation window according to embodiment 1 of the present invention;
FIG. 2 is a schematic structural diagram of a two-stage scraper mechanism for a novel observation window according to embodiment 2 of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic structural diagram of a two-stage scraper mechanism for a novel observation window according to embodiment 3 of the present invention;
FIG. 5 is a schematic view of the first stage squeegee extension tube of the present invention;
FIG. 6 is a schematic view of the second stage squeegee extension tube of the present invention;
FIG. 7 is a schematic view of a first ratchet wheel according to the present invention;
FIG. 8 is a schematic diagram of a second ratchet according to the present invention.
Reference numerals illustrate:
| reference numerals | Name of the name | Reference numerals | Name of the name |
| 1 | Equipment base | 18 | Second positioning hole |
| 2 | Viewing window glass | 19 | Second locating plate |
| 3 | Shell rotary shaft sleeve | 20 | Second mounting hole |
| 4 | First stage scraper | 21 | Fourth connecting rod |
| 41 | First installation framework | 22 | Fifth connecting rod |
| 42 | First scraper body | 23 | Sixth connecting rod |
| 5 | Second stage scraper | 24 | Second handle |
| 51 | Second installation framework | 25 | First positioning hole |
| 52 | Second scraper body | 26 | Rotary handle |
| 6 | First-stage scraper extension tube | 27 | Outer casing |
| 61 | Avoidance gap | 271 | First installation cavity |
| 7 | Second-stage scraper extension tube | 272 | Second installation cavity |
| 8 | Dust-proof cover | 28 | First step ratchet set |
| 9 | Glass protection pad | 281 | First ratchet wheel |
| 10 | First positioning plate | 29 | Second step ratchet group |
| 11 | First mounting hole | 291 | Second ratchet wheel |
| 12 | First connecting rod | 30 | First telescopic hole |
| 13 | Second connecting rod | 31 | Fixing shaft pin |
| 14 | Third connecting rod | 32 | First fixed limiting block |
| 15 | First handle | 33 | First pullback spring |
| 16 | Torsion spring | 34 | Second telescopic hole |
| 17 | Fixing frame | 35 | Drag hook |
| 36 | Second fixed limiting block |
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present invention, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
The invention provides a novel two-stage scraping plate mechanism of an observation window.
Example 1
Referring to fig. 1, the novel two-stage scraper mechanism for an observation window according to the embodiment of the invention comprises an observation window glass 2 arranged in a device base 1, wherein a mounting hole is formed in the center of the observation window glass 2, a housing rotating shaft sleeve 3 is arranged in the mounting hole in the center of the observation window glass 2 and penetrates through the mounting hole of the observation window glass 2, and the housing rotating shaft sleeve 3 is sleeved and connected with the inner peripheral surface of the mounting hole and can axially rotate relative to the observation window glass 2. The center hole of the shell rotating shaft sleeve 3 of the embodiment coaxially penetrates through the first-stage scraper telescopic tube 6 and the second-stage scraper telescopic tube 7, the outer peripheral surface of the end part of the first-stage scraper telescopic tube 6 is connected with the end part of the radially arranged first-stage scraper 4, the end part of the first-stage scraper telescopic tube 6 is further provided with an avoidance notch 61, the outer peripheral surface of the end part of the second-stage scraper telescopic tube 7 is connected with one end of the second-stage scraper 5, the other end of the second-stage scraper telescopic tube 7 penetrates through the avoidance notch 61 and is radially arranged, the outer peripheral surface of the shell rotating shaft sleeve and the observation window glass are of a circumferential structure, the center of the shell rotating shaft sleeve is of a square through hole structure, the first-stage scraper telescopic tube 6 and the second-stage scraper telescopic tube 7 are square tubes, the first-stage scraper telescopic tube 6 and the second-stage scraper telescopic tube 7 can respectively axially move relative to the shell rotating shaft sleeve 3 and rotate along with the shell rotating shaft sleeve 3, and the first-stage scraper 4 and the second-stage scraper 5 can abut against the surface of the observation window glass 2 and scratch and clean the surface of the observation window glass 2.
In the practical application process, the first-stage scraping plate 4 connected to the end part of the first-stage scraping plate 6 abuts against the surface of the observation window glass 2 by pulling the first-stage scraping plate telescopic pipe 6 towards the user direction and enabling the first-stage scraping plate 6 to axially move relative to the shell rotating shaft sleeve 3, so that the surface of the observation window glass 2 can be scraped and cleaned by the first-stage scraping plate 4. When the second-stage scraping plate 5 is required to clean the surface of the observation window glass 2, the first-stage scraping plate telescopic pipe 6 is reset, the second-stage scraping plate 5 connected to the end part of the second-stage scraping plate telescopic pipe 7 can abut against the surface of the observation window glass 2 to scrape and clean through avoiding the notch 61 by pulling the second-stage scraping plate telescopic pipe 7 to the direction of a user and axially moving the second-stage scraping plate telescopic pipe relative to the rotating shaft sleeve 3 of the shell, and therefore the novel observation window two-stage scraping plate mechanism of the embodiment is more adaptive to the prior art, and scraping and cleaning can be performed on the surface of the observation window glass 2 by selecting scraping plates with different hardness.
In addition, the end of the second-stage squeegee extension tube 7 of the present embodiment is provided with a dust plug 8, a glass protection pad 9 is provided between the outer peripheral surface of the housing rotation sleeve 3 and the inner peripheral surface of the mounting hole of the observation window glass 2, and the inner surface of the observation window glass 2 is flush with the inner surface of the apparatus base 1.
The end part of the second-stage scraper telescopic pipe 7 of the embodiment is provided with the dust plug 8, so that dust and the like can be effectively prevented from entering the second-stage scraper telescopic pipe 8 and diffusing outwards. A glass protection pad 9 is arranged between the outer peripheral surface of the shell rotating shaft sleeve 3 and the inner peripheral surface of the mounting hole of the observation window glass 2, and the shell rotating shaft sleeve 3 can efficiently rotate relative to the observation window glass 2 and reduce friction. The inner surface of the observation window glass 2 of the embodiment is flush with the inner surface of the equipment base 1, so that dust is easy to accumulate due to the step generated between the inner peripheral surfaces of the observation window glass 2 and the equipment base 1.
In addition, the first stage blade 4 and the second stage blade 5 of this embodiment both include installation frameworks 41 and 51 and blade bodies 42 and 52 facing the surface of the observation window glass 2, where the first installation framework 41 is a metal framework connected to the surface of the first stage blade telescopic tube 6, the first blade body 42 is made of rubber material, the second installation framework 51 is a metal framework connected to the surface of the second stage blade telescopic tube 7, the second blade body 52 of the second stage blade 5 is made of polytetrafluoroethylene material, and at the same time, installation slots may be provided on the inner side surfaces of the two installation frameworks 41 and 51 opposite to the observation window glass 2, and the blade bodies 42 and 52 may be provided with corresponding installation protrusions to connect the blade bodies with the installation frameworks in a plugging manner.
When the novel observation window two-stage scraping plate mechanism of the embodiment works, dust or other soft attachments attached to the surface of the observation window glass 2 can be primarily removed through the first scraping plate body 42 which is soft in material, and the surface of the observation window glass 2 is scraped through the second scraping plate body 52 which is hard in material, so that the attachments with high adhesion degree and hard are effectively scraped and removed. Meanwhile, the second blade body 52 is made of polytetrafluoroethylene material, so that the second blade body has good structural strength, and dust is not easy to adhere to the surface of the second blade body 52.
Preferably, the thicknesses of the first scraper 42 and the second scraper 52 are larger than the distance between the end face of the housing rotating shaft sleeve 3 and the surface of the observation window glass 2, so that the first scraper 42 and the second scraper 52 are better attached to the surface of the observation window glass 2, and attachments on the surface 2 of the observation window are effectively removed.
Example 2
Referring to fig. 2 and 3, the present embodiment has the following distinguishing technical features compared with embodiment 1: the outer peripheral surface of the first-stage scraper extension pipe 6 is provided with a first mounting hole 11, the edge of the first mounting hole 11 is rotationally connected with the end part of a first positioning plate 10, the middle part of the first positioning plate 10 is rotationally connected with one end of a first connecting rod 12, the other end of the first connecting rod 12 is rotationally connected with one end of a second connecting rod 13, the other end of the second connecting rod 13 penetrates through a plurality of fixing frames 17 and is rotationally connected with one end of a third connecting rod 14, the middle part of the third connecting rod 14 which is obliquely arranged upwards is rotationally connected with a first handle 15, and when the first-stage scraper extension pipe 6 moves towards the direction of the first handle 15 relative to the second-stage scraper extension pipe 7, the end part of the first positioning plate 10 can be inserted into a second positioning hole 18 arranged on the outer peripheral surface of the second-stage scraper extension pipe 7; the outer peripheral surface of the second-stage scraper extension tube 7 is provided with a second mounting hole 20, the end part of a second positioning plate 19 is rotationally connected with the edge of the second mounting hole 20, the middle part of the second positioning plate 19 is rotationally connected with one end of a fourth connecting rod 21, one end of a fifth connecting rod 22 is rotationally connected with the other end of the fourth connecting rod 21, the other end of the fifth connecting rod 22 passes through a plurality of fixing frames 17 and is rotationally connected with the upper end of a sixth connecting rod 23, the middle part of the sixth connecting rod 23 is rotationally connected with a second handle 24 connected with the end part of the second-stage scraper extension tube 7, and when the second-stage scraper extension tube 7 moves towards the second handle 24 relative to the first-stage scraper extension tube 6, the second positioning plate 19 can be inserted into a first positioning hole 25 arranged on the inner peripheral surface of the first-stage scraper extension tube 6; the third connecting rod 13 is provided with a torsion spring 16 at a position rotationally connected with the first handle 15, and the sixth connecting rod 23 is provided with the torsion spring 16 at a position rotationally connected with the second handle 24.
Therefore, when the first-stage scraping plate 4 is required to scrape the surface of the observation window glass 2, the first-stage scraping plate telescopic pipe 6 can axially move relative to the second-stage scraping plate telescopic pipe 7 by axially moving the first-stage scraping plate telescopic pipe 6 towards the direction of a user, and accordingly, the first scraping plate body 42 is abutted against the surface of the observation window glass 2. At this time, the torsion spring 16 connected with the third connecting rod 14 and the first handle 15 pushes the third connecting rod 14 to move towards the second connecting rod 13, and the second connecting rod 13 pushes the first connecting rod 12, so that the first connecting rod 12 pushes the first positioning plate 10 to swing towards the second-stage scraper telescopic pipe 7 and insert the first positioning plate into the second positioning hole 19 formed in the outer peripheral surface of the second-stage scraper telescopic pipe 7, and synchronous movement of the first-stage scraper telescopic pipe 6 and the second-stage scraper telescopic pipe 7 is achieved.
In addition, when the second scraper body 52 is required to scrape the surface of the observation window glass 2 in this embodiment, the second-stage scraper telescopic tube 7 is moved towards the user, so that the second-stage scraper telescopic tube 7 can also move axially relative to the first-stage scraper telescopic tube 6, and accordingly, the second scraper body 52 will abut against the surface of the observation window glass 2. At this time, the torsion spring 16 connected with the sixth connecting rod 23 and the second handle 24 pushes the sixth connecting rod 23 to move towards the fifth connecting rod 22, and the fifth connecting rod 22 pushes the fourth connecting rod 21, so that the fourth connecting rod 21 pushes the second positioning plate 19 to swing towards the first-stage squeegee telescopic tube 6 and insert the second positioning plate into the first positioning hole 25 formed in the inner peripheral surface of the first-stage squeegee telescopic tube 6, and synchronous action of the first-stage squeegee telescopic tube 6 and the second-stage squeegee telescopic tube 7 is achieved.
Example 3
Referring to fig. 4 to 8, this embodiment has the following distinguishing technical features compared with embodiment 2: the other end of the shell rotating shaft sleeve 3 is fixedly connected with the outer wall surface of the shell 27, the outer peripheral surface of the shell 27 is connected with the rotating handle 26, two mutually communicated mounting cavities 271 and 272 are formed in the shell 27, a first stepping ratchet group 28 is arranged in the first mounting cavity 271, a second stepping ratchet group 29 is arranged in the second mounting cavity 272, the working rotation directions of gear teeth on the outer peripheral surfaces of a first ratchet 281 and a second ratchet 291 of the second stepping ratchet group 29 of the first stepping ratchet group 28 are opposite, the axial end surface of the first ratchet 281 is connected with one end of a first pull-back spring 33 which is respectively arranged up and down through a drag hook 35, the other end of the first pull-back spring 33 is connected with one end of a drag hook 35 on the outer peripheral surface of a first stage scraper telescopic pipe 6, the other end of the first ratchet 281 is also connected with one end of a second pull-back spring (not marked in the drawing) which is respectively arranged left and right, the other end of the second pull-back spring penetrates through a first telescopic pipe 6 peripheral surface of the first stage scraper telescopic pipe 30 and is connected with a second fixed limit block 36 on the outer peripheral surface of the second stage scraper 7, a second ratchet square hole is horizontally provided with a fixed shaft hole 31, and simultaneously penetrates through the first telescopic pipe 31 and the first ratchet 31 and penetrates through the first telescopic pipe 6 peripheral surface of the first fixed limit block 36 of the second ratchet 31, and the second telescopic pipe 7 peripheral surface of the second telescopic pipe is arranged in the second telescopic pipe is connected with the second fixed limit block 36, the second ratchet hole of the second telescopic pipe is horizontally arranged in the second telescopic pipe side of the first telescopic pipe 7, the telescopic pipe is cut with the first telescopic pipe peripheral direction of the telescopic pipe is cut with the first telescopic pipe and the first telescopic pipe has a rotary direction of the first rotary cutter blade cutter, and the rotary cutter of the telescopic handle, and the rotary cutter of the telescopic handle is opposite to the telescopic handle is and the telescopic handle, and the rotary device is provided.
Specifically, when the first-stage squeegee 4 is selected to scrape the surface of the observation window glass 2, the novel observation window two-stage squeegee mechanism of the present embodiment moves the first-stage squeegee bellows 6 in the user direction, and the first-stage squeegee bellows 6 and the second-stage squeegee bellows 7 are rotated synchronously, and at this time, the user rotates the rotation handle 26 in the clockwise direction to drive the housing 27 to rotate, and the gear teeth on the outer peripheral surface of the second ratchet wheel 291 of the second step ratchet group 29 at this time rotate in the opposite direction to the housing 27, but the gear teeth on the outer peripheral surface of the first ratchet wheel 281 of the first step ratchet group 28 rotate in the same direction as the housing 27, so that the first-stage squeegee bellows 6, the second-stage squeegee bellows 7, and the housing 27 can be kept in a relatively stationary state by the second ratchet wheel 291, thereby allowing the first-stage squeegee 4 to have a unidirectional scraping direction. Meanwhile, when the second-stage scraping plate 5 is selected to scrape, the second-stage scraping plate telescopic pipe 7 moves towards the direction of a user, the first-stage scraping plate telescopic pipe 6 and the second-stage scraping plate telescopic pipe 7 synchronously rotate, the user rotates the rotating handle 26 in the anticlockwise direction to further drive the shell 27 to correspondingly rotate, at the moment, the rotation direction of the gear teeth on the outer peripheral surface of the second ratchet wheel 291 is the same as the rotation direction of the shell 27, but the rotation direction of the gear teeth on the outer peripheral surface of the first ratchet wheel 281 is opposite to the rotation direction of the shell 27, so that the first-stage scraping plate telescopic pipe 6, the second-stage scraping plate telescopic pipe 7 and the shell 27 are kept in a relatively static state through the first ratchet wheel 281, and accordingly the scraping direction of the second-stage scraping plate 52 is unidirectional.
Preferably, the cutting edge angle of the first scraper 42 in this embodiment is the same as the working rotation direction of the peripheral gear teeth of the first ratchet wheel 281, and the cutting edge angle of the second scraper 52 is the same as the working rotation direction of the peripheral gear teeth of the second ratchet wheel 291, so that the attachment strongly adhered to the surface of the observation window glass 2 can be specifically scraped by the first scraper 42, and then scraped by the second scraper 52 to the other side of the attachment, thereby ensuring that the attachment can be effectively removed and improving the scraping efficiency.
In the embodiment, the first-stage scraper telescopic pipe 6 is automatically and axially moved and rebounded and reset by the first pullback spring 33, and the second-stage scraper telescopic pipe 7 is automatically and axially moved and rebounded and reset by the second pullback spring. At the same time, the position limitation of the first-stage squeegee extension tube 6 in the axial movement reset is realized by the first fixed limiting block 32 arranged on the surface of the first-stage squeegee extension tube 6, and the position limitation of the second-stage squeegee extension tube 7 in the axial movement reset is realized by the second fixed limiting block 36 arranged on the surface of the second-stage squeegee extension tube 7.
Referring to fig. 4 to 8, the invention further provides a method for scraping the observation window of the novel two-stage scraping plate mechanism of the observation window, which comprises the following steps:
s1: pulling the first handle outwards to enable the first-stage scraper telescopic pipe to move outwards relative to the second-stage scraper telescopic pipe, inserting the end part of the first positioning plate into a second positioning hole on the surface of the second scraper telescopic pipe, enabling the first scraper body to be attached to the surface of the observation window glass, manually rotating the rotating handle to enable the shell to rotate, enabling the second stepping ratchet group and the shell to be in a relatively static clamping state, and scraping and cleaning the surface of the observation window glass by the first-stage scraper;
s2: the third connecting rod, the second connecting rod and the first connecting rod are sequentially transmitted, so that the first positioning plate is loosened to limit the plugging of the second scraper telescopic pipe, and the first pull-back spring pulls the first-stage scraper telescopic pipe to axially move forwards for resetting;
s3: pulling the second handle outwards to enable the second-stage scraper telescopic pipe to move outwards relative to the first-stage scraper telescopic pipe, inserting the end portion of the second positioning plate into a first positioning hole on the surface of the first scraper telescopic pipe, enabling the second scraper body to be attached to the surface of the observation window glass, manually rotating the rotating handle and enabling the shell to rotate, enabling the first stepping ratchet group and the shell to be in a relatively static clamping state, and scraping and cleaning the surface of the observation window glass by the second-stage scraper;
s4: the sixth connecting rod, the fifth connecting rod and the fourth connecting rod are sequentially transmitted, so that the second positioning plate is loosened to limit the plugging of the first scraper telescopic pipe, and the second pull-back spring pulls the first scraper telescopic pipe to axially move forwards for resetting.
Preferably, the first-stage scraping plate in the step S1 primarily scrapes and cleans the surface of the observation window glass through a soft scraping plate body, and the second-stage scraping plate in the step S3 deeply scrapes and cleans the surface of the observation window glass through a hard scraping plate body; the first-stage scraping plate and the second-stage scraping plate are opposite in rotation direction, and the rotation cutting edge angles of the first-stage scraping plate and the second-stage scraping plate are opposite in direction.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the specification and drawings of the present invention or direct/indirect application in other related technical fields are included in the scope of the present invention.
Claims (8)
1. The novel observation window two-stage scraping plate mechanism is characterized by comprising observation window glass arranged in an equipment base, wherein a mounting hole is formed in the center of the observation window glass, a shell rotating shaft sleeve is sleeved on the inner peripheral surface of the mounting hole, the central hole of the shell rotating shaft sleeve coaxially penetrates through a first-stage scraping plate telescopic pipe and a second-stage scraping plate telescopic pipe, the outer peripheral surface of the end part of the first-stage scraping plate telescopic pipe is connected with the end part of the radially arranged first-stage scraping plate, an avoidance gap is formed in the end part of the first-stage scraping plate telescopic pipe, the outer peripheral surface of the end part of the second-stage scraping plate telescopic pipe is connected with one end of the second-stage scraping plate, the other end of the second-stage scraping plate passes through the avoidance gap and is radially arranged, the first-stage scraping plate telescopic pipe and the second-stage scraping plate telescopic pipe can axially move relative to the shell rotating shaft sleeve and rotate along with the shell rotating shaft sleeve respectively, and the first-stage scraping plate or the second-stage scraping plate is propped against the surface of the observation window glass;
the outer peripheral surface of the first-stage scraper extension pipe is provided with a first mounting hole, the edge of the first mounting hole is rotationally connected with the end part of a first positioning plate, the middle part of the first positioning plate is rotationally connected with one end of a first connecting rod, the other end of the first connecting rod is rotationally connected with one end of a second connecting rod, the other end of the second connecting rod penetrates through a plurality of fixing frames and is rotationally connected with one end of a third connecting rod, the middle part of the third connecting rod is rotationally connected with a first handle, and when the first-stage scraper extension pipe moves towards the first handle, the end part of the first positioning plate can be inserted into a second positioning hole formed in the outer peripheral surface of the second-stage scraper extension pipe; the outer peripheral surface of the second-stage scraper extension pipe is provided with a second mounting hole, the end part of a second positioning plate is rotationally connected with the edge of the second mounting hole, the middle part of the second positioning plate is rotationally connected with one end of a fourth connecting rod, one end of a fifth connecting rod is rotationally connected with the other end of the fourth connecting rod, the other end of the fifth connecting rod penetrates through a plurality of fixing frames and is rotationally connected with the upper end of a sixth connecting rod, the middle part of the sixth connecting rod is rotationally connected with a second handle connected with the end part of the second-stage scraper extension pipe, and when the second-stage scraper extension pipe moves towards the second handle direction, the second positioning plate can be inserted into a first positioning hole arranged on the inner peripheral surface of the first-stage scraper extension pipe; a torsion spring is arranged at the position where the third connecting rod is rotationally connected with the first handle, and a torsion spring is arranged at the position where the sixth connecting rod is rotationally connected with the second handle;
the viewing pane inner surface is flush with the device base inner surface.
2. The novel observation window two-stage scraping plate mechanism according to claim 1, wherein the other end of the shell rotating shaft sleeve is fixedly connected with the outer wall surface of the shell, the outer peripheral surface of the shell is connected with the rotating handle, two mutually communicated installation cavities are formed in the shell, a first stepping ratchet group is arranged in the first installation cavity, a second stepping ratchet group is arranged in the second installation cavity, the working rotation directions of gear teeth on the first ratchet wheel of the first stepping ratchet group and gear teeth on the outer peripheral surface of the second ratchet wheel of the second stepping ratchet group are opposite, the axial end face of the first ratchet wheel is respectively connected with one end of a first pull-back spring which is arranged up and down, the other end of the first pull-back spring is connected with the outer peripheral surface of the first stage scraping plate telescopic pipe, the axial end face of the first ratchet wheel is also respectively connected with one end of a second pull-back spring which is arranged left and right, the other end of the second pull-back spring penetrates through the first telescopic hole of the outer peripheral surface of the first stage scraping plate telescopic pipe and is connected with the outer peripheral surface of the second stage scraping plate telescopic pipe, and the central hole of the second ratchet wheel is horizontally provided with a fixing shaft pin which penetrates through the first telescopic hole of the first stage telescopic pipe and the second telescopic pipe of the second stage.
3. The novel two-stage squeegee mechanism of a viewing window of claim 2 wherein said first stage squeegee and said second stage squeegee comprise a mounting frame and a squeegee body oriented toward said viewing window glass, the first squeegee body of the first stage squeegee being made of a rubber material and the second squeegee body of the second stage squeegee being made of a polytetrafluoroethylene material.
4. The novel two-stage squeegee mechanism of a viewing window of claim 3 wherein the cutting edge angle of the first squeegee body is oriented in the first ratchet peripheral gear tooth operative rotational direction and the cutting edge angle of the second squeegee body is oriented in the second ratchet peripheral gear tooth operative rotational direction.
5. The novel two-stage squeegee mechanism of a viewing window of claim 4 wherein said first squeegee body and said second squeegee body are each of a thickness greater than the spacing of the housing swivel sleeve end face to the viewing window glass surface.
6. The novel two-stage scraper mechanism for the observation window according to claim 1, wherein a dust plug is arranged at the end part of the second-stage scraper telescopic pipe, and a glass protection pad is arranged between the outer peripheral surface of the rotating shaft sleeve of the shell and the inner peripheral surface of the installation hole of the observation window glass.
7. A method of viewing window scraping using the novel viewing window two stage scraping mechanism of claim 5, comprising the steps of:
step S1: pulling the first handle outwards to enable the first-stage scraper telescopic pipe to outwards move relative to the second-stage scraper telescopic pipe, inserting the end part of the first positioning plate into the second positioning hole on the surface of the second scraper telescopic pipe, enabling the first scraper body to be attached to the surface of the observation window glass, manually rotating the rotating handle and enabling the shell to rotate, enabling the second stepping ratchet group and the shell to be in a relatively static clamping state, and scraping and cleaning the surface of the observation window glass by the first-stage scraper;
step S2: the third connecting rod, the second connecting rod and the first connecting rod are sequentially transmitted, so that the first positioning plate is loosened to limit the insertion of the second scraper extension pipe, and the first pull-back spring pulls the first-stage scraper extension pipe to axially move forwards for resetting;
step S3: pulling the second handle outwards to enable the second-stage scraper telescopic pipe to move outwards relative to the first-stage scraper telescopic pipe, inserting the end part of the second positioning plate into the first positioning hole on the surface of the first-stage scraper telescopic pipe, enabling the second scraper body to be attached to the surface of the observation window glass, manually rotating the rotating handle and enabling the shell to rotate, enabling the first stepping ratchet group and the shell to be in a relatively static clamping state, and scraping and cleaning the surface of the observation window glass by the second-stage scraper;
step S4: the sixth connecting rod, the fifth connecting rod and the fourth connecting rod are sequentially transmitted, so that the second positioning plate is loosened to limit the insertion of the first scraper telescopic tube, and the second pull-back spring pulls the second-stage scraper telescopic tube to axially move forwards for resetting.
8. The method for scraping the observation window according to claim 7, wherein the first-stage scraping plate in the step S1 is used for primarily scraping and cleaning the surface of the observation window glass through a soft scraping plate body, and the second-stage scraping plate in the step S3 is used for deeply scraping and cleaning the surface of the observation window glass through a hard scraping plate body; the first-stage scraping plate and the second-stage scraping plate are opposite in rotation direction, and the rotation cutting edge angles of the first-stage scraping plate and the second-stage scraping plate are opposite in direction.
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5020180A (en) * | 1989-05-25 | 1991-06-04 | Nihon Biso Co., Ltd. | Window-pane cleaning device |
| JP2001205072A (en) * | 2000-01-26 | 2001-07-31 | Toru Taniguchi | Peep window with scraper device |
| CN1403651A (en) * | 2001-09-10 | 2003-03-19 | 朱小英 | Printing process of ring-fluff polypropylene fiber carpet |
| JP2003181387A (en) * | 2001-12-17 | 2003-07-02 | Nippon Soda Co Ltd | Device for cleaning inspection window |
| JP2004141765A (en) * | 2002-10-24 | 2004-05-20 | Kazufumi Kamijo | Rotary brush cleaning device |
| KR20130022276A (en) * | 2011-08-25 | 2013-03-06 | 주식회사 그린택지티에스 | Clairvoyant type cleaner of clairvoyance window washing device |
| CN104289295A (en) * | 2014-08-14 | 2015-01-21 | 湖州兆盈新型材料有限公司 | Particle crushing and drying device window structure |
| CN205056511U (en) * | 2015-09-26 | 2016-03-02 | 红塔烟草（集团）有限责任公司大理卷烟厂 | Modular air conditioning unit observation window cleaning device |
| CN205110195U (en) * | 2015-10-14 | 2016-03-30 | 重庆智龙制药设备有限公司 | Last observation window dust removal mechanism of wet granulator |
| CN105834141A (en) * | 2016-04-26 | 2016-08-10 | 江苏华正环保科技有限公司 | Inspection window with sweeping device |
| CN206104424U (en) * | 2016-10-10 | 2017-04-19 | 赵俊星 | Glass board belt cleaning device for shockproof type experiments |
| CN208032785U (en) * | 2018-01-12 | 2018-11-02 | 安徽省纽斯康生物工程有限公司 | A kind of observation window and its dust-extraction unit of wet granulator |
| CN208494368U (en) * | 2018-01-08 | 2019-02-15 | 蒋云双 | A kind of civil engineering construction waste processing unit |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007014844B3 (en) * | 2007-03-28 | 2008-06-05 | Glatt Systemtechnik Gmbh | Observation window's optical transmissibility monitoring method, involves outputting analysis signal by analysis unit when spectroscopic data does not decrease below product-specific threshold value within preset time |
-
2019
- 2019-04-28 CN CN201910351424.5A patent/CN110026363B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5020180A (en) * | 1989-05-25 | 1991-06-04 | Nihon Biso Co., Ltd. | Window-pane cleaning device |
| JP2001205072A (en) * | 2000-01-26 | 2001-07-31 | Toru Taniguchi | Peep window with scraper device |
| CN1403651A (en) * | 2001-09-10 | 2003-03-19 | 朱小英 | Printing process of ring-fluff polypropylene fiber carpet |
| JP2003181387A (en) * | 2001-12-17 | 2003-07-02 | Nippon Soda Co Ltd | Device for cleaning inspection window |
| JP2004141765A (en) * | 2002-10-24 | 2004-05-20 | Kazufumi Kamijo | Rotary brush cleaning device |
| KR20130022276A (en) * | 2011-08-25 | 2013-03-06 | 주식회사 그린택지티에스 | Clairvoyant type cleaner of clairvoyance window washing device |
| CN104289295A (en) * | 2014-08-14 | 2015-01-21 | 湖州兆盈新型材料有限公司 | Particle crushing and drying device window structure |
| CN205056511U (en) * | 2015-09-26 | 2016-03-02 | 红塔烟草（集团）有限责任公司大理卷烟厂 | Modular air conditioning unit observation window cleaning device |
| CN205110195U (en) * | 2015-10-14 | 2016-03-30 | 重庆智龙制药设备有限公司 | Last observation window dust removal mechanism of wet granulator |
| CN105834141A (en) * | 2016-04-26 | 2016-08-10 | 江苏华正环保科技有限公司 | Inspection window with sweeping device |
| CN206104424U (en) * | 2016-10-10 | 2017-04-19 | 赵俊星 | Glass board belt cleaning device for shockproof type experiments |
| CN208494368U (en) * | 2018-01-08 | 2019-02-15 | 蒋云双 | A kind of civil engineering construction waste processing unit |
| CN208032785U (en) * | 2018-01-12 | 2018-11-02 | 安徽省纽斯康生物工程有限公司 | A kind of observation window and its dust-extraction unit of wet granulator |
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