CN114951154A - Bolt sleeve inner cavity cleaning system and bolt sleeve pretreatment method - Google Patents
Bolt sleeve inner cavity cleaning system and bolt sleeve pretreatment method Download PDFInfo
- Publication number
- CN114951154A CN114951154A CN202210456253.4A CN202210456253A CN114951154A CN 114951154 A CN114951154 A CN 114951154A CN 202210456253 A CN202210456253 A CN 202210456253A CN 114951154 A CN114951154 A CN 114951154A
- Authority
- CN
- China
- Prior art keywords
- bolt
- bolt sleeve
- inner cavity
- sand
- bolt housing
- 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.)
- Pending
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 70
- 238000002203 pretreatment Methods 0.000 title claims abstract description 9
- 239000004576 sand Substances 0.000 claims abstract description 94
- 239000012530 fluid Substances 0.000 claims abstract description 7
- 238000005507 spraying Methods 0.000 claims abstract description 5
- 238000010408 sweeping Methods 0.000 claims abstract 2
- 230000007246 mechanism Effects 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 10
- 238000010926 purge Methods 0.000 claims description 8
- 230000003213 activating effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 238000005422 blasting Methods 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000007921 spray Substances 0.000 abstract description 5
- 238000011900 installation process Methods 0.000 abstract description 3
- 238000010248 power generation Methods 0.000 abstract description 2
- 239000003365 glass fiber Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000001680 brushing effect Effects 0.000 description 3
- 239000011111 cardboard Substances 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005488 sandblasting Methods 0.000 description 2
- 238000009755 vacuum infusion Methods 0.000 description 2
- 239000011162 core material Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
- B08B9/0325—Control mechanisms therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
- B08B9/0328—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid by purging the pipe with a gas or a mixture of gas and liquid
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to the field of wind power generation, and discloses a bolt sleeve inner cavity cleaning system and a bolt sleeve pretreatment method. The cleaning system for the inner cavity of the bolt sleeve comprises a cleaning assembly (10) and a sand grain collecting device (20), wherein the cleaning assembly (10) can extend into the inner cavity of the bolt sleeve to enable foreign matters in the inner cavity of the bolt sleeve to be discharged to the sand grain collecting device (20) by sweeping and spraying fluid to the inner surface of the bolt sleeve. According to the invention, the cleaning assembly stretches into the inner cavity of the bolt sleeve to brush the inner surface of the bolt sleeve and sprays fluid to the inner surface so as to discharge foreign matters in the inner cavity of the bolt sleeve to the sand grain collecting device, so that the foreign matters such as sand grains in the inner cavity of the bolt sleeve are cleaned, the problem that the subsequent bolt cannot be screwed smoothly in the installation process is avoided, the maintenance cost and the quality hidden trouble caused by potential damage of the blade root bolt are reduced, the service life of the blade root bolt is ensured, and the product quality of the blade is further improved.
Description
Technical Field
The invention relates to the field of wind power generation, in particular to a bolt sleeve inner cavity cleaning system. On the basis, the bolt sleeve pretreatment method is also related.
Background
The wind power blade is formed by performing vacuum infusion on glass fiber fabric, a light core material and epoxy resin, the blade is connected with a hub of a whole machine through a bolt at the root part, two forming processes are generally adopted at the root part in the structural design of a blade shell, one forming process is that the blade root is completely formed by infusing glass fiber, drilling equipment is adopted for axial and radial drilling, and a positioning nut and a bolt are installed to form a T-shaped connecting structure; and the other method is that the bolt sleeve is embedded in the layer pavement when the shell of the blade is layered, and the bolts are directly installed after vacuum infusion molding. The bolt sleeve pre-embedding process is characterized in that the bolt sleeve needs to be subjected to sand blasting before being pre-embedded in a shell, sand grains can inevitably enter the interior of the bolt sleeve in the sand blasting process, if the inspection of the inner cavity of the bolt sleeve is not noticed, the bolt can not be smoothly screwed in the follow-up installation of the bolt on a blade, or the bolt is barely screwed in, but the bolt can be damaged along with the operation of a whole fan in the future, the service life of the bolt is influenced, and the subsequent maintenance cost and the risk of quality hidden danger of the whole fan are increased.
In order to ensure that the bolts can be successfully installed subsequently, the service lives of the bolts are not influenced, and the potential maintenance cost of the whole machine and the quality risk of the whole machine are reduced, the sand grains in the inner cavity of the bolt sleeve need to be cleaned before the bolt sleeve is placed in the blade layer paving structure, so that the development of the device capable of cleaning the sand grains in the inner cavity of the bolt sleeve is necessary.
Disclosure of Invention
The invention aims to solve the problem that sand grains in an inner cavity of a bolt sleeve cannot be cleaned in the prior art, and provides a cleaning system for the inner cavity of the bolt sleeve, which has the priority of cleaning the sand grains in the inner cavity of the bolt sleeve.
In order to achieve the above object, an aspect of the present invention provides a bolt housing inner cavity cleaning system including a cleaning assembly capable of extending into an inner cavity of a bolt housing to discharge foreign substances in the inner cavity of the bolt housing to a sand collecting device by brushing and spraying a fluid to the inner surface of the bolt housing.
Optionally, the cleaning assembly comprises a compressed air pipe communicated to an air source device, and a plurality of air outlet ports are uniformly formed on the compressed air pipe so as to spray air to the inner surface of the bolt sleeve through the air outlet ports.
Optionally, the cleaning assembly comprises a brush sleeved on the outer side of the compressed air pipe through a transmission shaft, the brush is connected to a rotating mechanism through the transmission shaft, and the rotating mechanism can drive the brush to rotate so as to sweep the inner surface of the bolt sleeve.
Optionally, the bolt sleeve inner cavity cleaning system comprises a plurality of rotating mechanisms, and at least two rotating mechanisms are connected to the same power device.
Optionally, the bolt sleeve inner cavity cleaning system comprises a platform with a through hole, the compressed air pipe and the transmission shaft are arranged in the through hole in a penetrating mode, and the brush is located above the platform and can extend into the inner cavity of the bolt sleeve.
Optionally, the sand grain collecting device is positioned below the platform and is drivingly connected to the outside of the drive shaft, the rotating mechanism is capable of rotating the sand grain collecting device via the drive shaft, and/or the sand grain collecting device comprises a sand grain collecting tank, and the bottom of the sand grain collecting tank is provided with a sand grain discharge outlet.
Optionally, the bolt sleeve inner cavity cleaning system comprises a sand guide piece positioned below the through hole, the sand guide piece is provided with a flow passage with a flow area gradually reduced from top to bottom, and the sand collecting device comprises a connecting port communicated with the sand collecting tank and sleeved outside the sand guide piece, so that foreign matters in the bolt sleeve are allowed to be discharged into the sand collecting tank through the sand guide piece.
Optionally, the upper surface of the platform is provided with a plurality of clamping plates, and the diameters of inscribed circles of the clamping plates are equal to the outer diameter of the bolt sleeve so as to limit the horizontal movement of the bolt sleeve.
The invention provides a bolt sleeve pretreatment method in a second aspect, which comprises the following steps:
s1: sleeving the bolt sleeve on the outer side of the cleaning assembly, placing the bolt sleeve on the platform, and enabling the bolt sleeve to be tightly leaned against the clamping plate;
s2: starting a gas source device, so that the cleaning assembly purges the inner cavity of the bolt sleeve and then closes the gas source device;
s3: starting a power device, so that the cleaning assembly brushes the inner surface of the bolt sleeve and then closes the power device;
s4: starting the air source device again, so that the cleaning assembly purges the inner cavity of the bolt sleeve;
s5: the bolt housing is moved away from the platform 50 and the air supply means 30 is turned off when the lower surface of the bolt housing is a predetermined distance above the upper surface of the cleaning assembly 10.
Optionally, the method further comprises the steps of:
s0: before step S1, installing a sealing cap at one end of the bolt sleeve, detecting the air tightness of the bolt sleeve, and blasting sand to the outer surface of the bolt sleeve; and
s6: after step S5, the roughness of the outer surface of the bolt housing is detected and the airtightness of the bolt housing is detected again, and yarn is wound on the outer surface of the bolt housing and the yarn winding quality is checked.
Through the technical scheme, the cleaning assembly stretches into the inner cavity of the bolt sleeve to brush the inner surface of the bolt sleeve and sprays fluid to the inner surface so that foreign matters in the inner cavity of the bolt sleeve are discharged to the sand grain collecting device, so that the foreign matters such as sand grains and the like in the inner cavity of the bolt sleeve are cleaned, the problem that the foreign matters cannot be smoothly screwed in the subsequent bolt installation process is avoided, the maintenance cost and the quality hidden trouble caused by potential damage of the blade root bolt are reduced, the service life of the blade root bolt is ensured, and the product quality of the blade is improved.
Drawings
FIG. 1 is a schematic view of a bolt sleeve lumen cleaning system of the present invention.
Description of the reference numerals
10-a cleaning assembly; 11-compressed air pipe; 12-a brush; 20-a sand grain collection device; 21-a sand grain collection tank; 22-sand outlet; 23-connection port; 30-a gas source device; 41-a transmission shaft; 42-a rotation mechanism; 43-a power plant; 50-a platform; 51-a through hole; 52-sand guide; 53-catch plate.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are given by way of illustration and explanation only, not limitation. In the present invention, unless otherwise specified, the use of the terms of orientation such as "upper" and "lower" generally refer to the orientation shown in the drawings, and "inner" and "outer" refer to the inner and outer relative to the contour of each component itself.
As shown in fig. 1, an aspect of the present invention provides a bolt housing inner cavity cleaning system, which includes a cleaning assembly 10 and a sand grain collecting device 20, wherein the cleaning assembly 10 can extend into an inner cavity of a bolt housing to discharge foreign matters in the inner cavity of the bolt housing to the sand grain collecting device 20 by brushing and spraying fluid to the inner surface of the bolt housing.
According to the invention, the cleaning assembly 10 extends into the inner cavity of the bolt sleeve to brush the inner surface of the bolt sleeve, and fluid is sprayed to the inner surface so that foreign matters in the inner cavity of the bolt sleeve are discharged to the sand grain collecting device 20, so that the foreign matters such as sand grains in the inner cavity of the bolt sleeve are cleaned, the problem that the subsequent bolt cannot be screwed smoothly in the installation process is avoided, the maintenance cost and the quality hidden trouble caused by potential damage of the blade root bolt are reduced, the service life of the blade root bolt is ensured, and the product quality of the blade is further improved.
Specifically, the cleaning assembly 10 comprises a compressed air pipe 11 communicated to an air supply device 30, and a plurality of air discharge ports are uniformly formed on the compressed air pipe 11 so as to spray air to the inner surface of the bolt sleeve through the air discharge ports. The air source device 30 may be an air compressor or a compressed air source. Furthermore, the compressed air pipe 11 may be provided with a control valve for controlling the flow rate or flow rate of the air, or a valve for controlling the on-off of the air. In one embodiment, the diameter of the compressed air tube 11 is 10mm, a plurality of groups of air holes are uniformly distributed on the side wall of the compressed air tube 11 from top to bottom, each group of air holes comprises air discharge ports uniformly distributed on the circumference of the compressed air tube 11, the diameter of the air discharge ports is 2mm, and the length of the compressed air tube 11 above a platform 50 described below is 395 mm.
In one embodiment, the cleaning assembly 10 includes a brush 12 sleeved outside the compressed air pipe 11 by a transmission shaft 41, the brush 12 is connected to a rotating mechanism 42 by the transmission shaft 41, and the rotating mechanism 42 can drive the brush 12 to rotate to sweep the inner surface of the bolt sleeve. The length of the brush 12 is the same as that of the inner cavity of the bolt sleeve, and the diameter of the outer side of the brush 12 is slightly larger than that of the inner cavity of the bolt sleeve. Moreover, the bristles of the brush 12 have certain hardness, and the brush 12 can be replaced according to the wear condition. It is understood that, in this embodiment, the transmission shaft 41 may not be provided, the brush 12 may be directly sleeved outside the compressed air pipe 11, the compressed air pipe 11 is a metal hard pipe and is drivingly connected to the rotating mechanism 42, and in addition, the compressed air pipe 11 is further provided with a bearing, and the bearing is located below the rotating mechanism 42 in fig. 1, so that the compressed air pipe 11 on the upper and lower sides of the bearing rotates relatively. In other embodiments, to facilitate the connection of the compressed air tube 11, the compressed air tube 11 may include a metal hard tube portion and a flexible tube portion, wherein the metal hard tube portion is connected to the rotating mechanism 42 in a transmission manner, and the flexible tube portion is connected to the air supply device 30. In this embodiment, the compressed air pipe 11 can spray air to the inner surface of the bolt sleeve while rotating, and the air has tangential force acting on the inner surface of the bolt sleeve, so that the cleaning effect of the cleaning system for the inner cavity of the bolt sleeve is further improved, and the cleaning dead angle is reduced. When the bolt casing bore cleaning system includes multiple sets of cleaning assemblies 20, different compressed gas tubes 11 may be connected in parallel to the same gas manifold to provide gas. In one embodiment, the brush 12 is 395mm in length and 40mm in diameter.
Further, referring to fig. 1, in order to improve the working efficiency, the bolt housing inner cavity cleaning system may include a plurality of cleaning assemblies 20, and a plurality of rotating mechanisms 42 connected to a transmission shaft 41, at least two of the rotating mechanisms 42 being connected to the same power unit 43. It is understood that, in order to reduce labor intensity, the bolt sleeve cavity cleaning system may further include a control unit to control the start and stop of the air supply device 30 and the power device 43, and/or the opening of the control valve or the opening and closing of the valve on the compressed air pipe 11.
Furthermore, the bolt sleeve inner cavity cleaning system comprises a platform 50 with a through hole 51, the compressed air pipe 11 and the transmission shaft 41 are arranged through the through hole 51, and the brush 12 is positioned above the platform 50 and can extend into the inner cavity of the bolt sleeve.
In one embodiment, the sand collecting device 20 is located below the platform 50 and is drivingly connected to the outside of the transmission shaft 41, the rotating mechanism 42 is capable of rotating the sand collecting device 20 via the transmission shaft 41, and/or the sand collecting device 20 comprises a sand collecting tank 21, and the bottom of the sand collecting tank 21 is provided with a sand outlet 22. Specifically, the bottom of the sand collecting tank 21 may be provided with a plurality of sand outlet ports 22, during the rotation of the sand collecting device 20, foreign matters such as sand inside the sand collecting tank 21 are accumulated at both ends of the sand collecting tank 21 by the centrifugal force, and the sand outlet ports 22 are disposed at both sides of the bottom of the sand collecting tank 21 so as to facilitate the discharge of the foreign matters such as sand. In order to facilitate observation of the amount of foreign matter such as sand inside the sand collection tank 21, the sand collection tank 21 may be made of a transparent material. In one embodiment, the inner diameter of the sand outlet 22 is 10mm and the sand collecting tank 21 is configured as a cylinder with a circular outer circumference, or as shown in fig. 1, the sand collecting tank 21 is configured as a cylinder with a circular outer circumference, in which embodiment the sand collecting tank 21 has a maximum outer contour dimension in the transverse direction of 250mm and a longitudinal height of 150 mm.
Referring to fig. 1, the bolt casing inner cavity cleaning system includes a sand guide 52 located below the through hole 51, the sand guide 52 has a flow passage with a flow area gradually decreasing from top to bottom, and the sand collecting device 20 includes a connection port 23 communicating with the sand collecting tank 21 and sleeved outside the sand guide 52 to allow foreign materials in the bolt casing to be discharged to the inside of the sand collecting tank 21 through the sand guide 52. Wherein the sand guide 52 may resemble the shape of a funnel. As an embodiment, the sand guide 52 may be part of the sand collection device 20, and the outer wall of the top inlet of the sand guide 52 is connected to the inner wall of the connection port 23. In other embodiments, the connection port 23 may be omitted, the small diameter end of the outlet of the sand guide 52 is directly connected to the sand collecting tank 21, and the inner diameter of the large diameter end of the inlet of the sand guide 52 is larger than that of the through hole 51, so that the foreign matters in the bolt sleeve can be discharged to the sand collecting tank 21. In one embodiment, the connection port 23 is a hollow cylinder, the inner diameter of the connection port 23 is 40mm, and the outer diameter of the small diameter end of the sand guide 52 is 30 mm.
Further, a plurality of catch plates 53 are disposed on the upper surface of the platform 50, and the diameter of the inscribed circle of the catch plates 53 is equal to the outer diameter of the bolt sleeve, so as to limit the horizontal movement of the bolt sleeve. In one embodiment, the height of the card board 53 is 80mm, the thickness is 2mm, three card boards 53 are connected to the upper surface of the platform 50, the included angle between two adjacent card boards 53 is 60 °, the diameter of the inscribed circle formed is 60mm, and the inscribed circle is concentric with the through hole 51. In other embodiments, a stop member having an inner diameter equal to or slightly larger than the outer diameter of the bolt housing may be attached to the upper surface of the platform 50 to limit the movement of the bolt housing on the platform 50.
The invention provides a bolt sleeve pretreatment method in a second aspect, which comprises the following steps:
s1: sleeving the bolt sleeve on the outer side of the cleaning assembly 10, placing the bolt sleeve on the platform 50, and tightly abutting the bolt sleeve with the clamping plate 53;
s2: starting a gas source device 30, so that the cleaning assembly 10 purges the inner cavity of the bolt sleeve and then closes the gas source device 30;
s3: activating the power device 43, so that the cleaning assembly 10 closes the power device 43 after brushing the inner surface of the bolt sleeve;
s4: starting the air supply device 30 again, so that the cleaning assembly 10 purges the inner cavity of the bolt sleeve;
s5: the bolt housing is moved away from the platform 50 and the air supply means 30 is turned off when the lower surface of the bolt housing is a predetermined distance above the upper surface of the cleaning assembly 10.
As an embodiment, in S2, the air supply device 30 is activated, so that the air supply device 30 is closed after the cleaning assembly 10 purges the bolt sleeve cavity for 1 minute; at S3, activating the power device 43 such that the cleaning assembly 10 brushes the inner surface of the bolt housing for about 2 minutes, and then closing the power device 43; in S4, activating the air supply device 30, so that the cleaning assembly 10 purges the bolt sleeve cavity for 2 minutes; at S5, the air supply device 30 is turned off when the lower surface of the bolt housing is 50mm higher than the upper surface of the cleaning assembly 10.
Further, the method also includes S0: before step S1, installing a sealing cap at one end of the bolt sleeve, detecting the air tightness of the bolt sleeve, and blasting sand to the outer surface of the bolt sleeve; and
s6: after step S5, the roughness of the outer surface of the bolt housing is detected and the airtightness of the bolt housing is detected again, and yarn is wound on the outer surface of the bolt housing and the yarn winding quality is checked. Specifically, the bolt sleeve is made of metal, the root of the shell of the blade is made of glass fiber, and the outer surface of the bolt sleeve is wound with the yarn made of the glass fiber, so that the bolt sleeve can be better combined with the shell of the blade in the process of manufacturing the blade. In the bolt sleeve pretreatment method, the yarn is wound on the outer surface of the bolt sleeve after foreign matters such as sand grains in the bolt sleeve are cleaned.
Still further, the method may further include S01: laying an anti-pollution interlayer on the ground between the step S0 and the step S1, enabling the open end of the bolt sleeve sprayed with sand to face downwards and the end with the sealing cover to face upwards, and impacting the ground laid with the interlayer by means of the gravity of the bolt sleeve to enable a part of sand grains or foreign matters in the inner cavity of the bolt sleeve to be vibrated and dropped; and step S51, checking whether the inner cavity of the bolt sleeve is cleaned up by using a highlight flashlight between the step S5 and the step S6, if sand grains still exist, continuously cleaning according to the steps S0-S51 until the inner cavity sand grains are cleaned up, and then winding yarn on the outer surface of the bolt sleeve in the step S6.
In other embodiments, the detecting of the roughness of the outer surface of the bolt sleeve and the detecting of the airtightness of the bolt sleeve in step S6 may be performed before step S1, or one of the detecting of the roughness of the outer surface of the bolt sleeve and the detecting of the airtightness of the bolt sleeve in step S6 may be performed before step S1, and the other may be performed after S5.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Within the scope of the technical idea of the invention, numerous simple modifications can be made to the technical solution of the invention, including combinations of the specific features in any suitable way, and the invention will not be further described in relation to the various possible combinations in order to avoid unnecessary repetition. Such simple modifications and combinations should be considered within the scope of the present disclosure as well.
Claims (10)
1. A bolt housing inner cavity cleaning system is characterized by comprising a cleaning assembly (10) and a sand grain collecting device (20), wherein the cleaning assembly (10) can extend into the inner cavity of a bolt housing to enable foreign matters in the inner cavity of the bolt housing to be discharged to the sand grain collecting device (20) by sweeping and spraying fluid to the inner surface of the bolt housing.
2. The bolt housing interior cavity cleaning system of claim 1, characterized in that the cleaning assembly (10) includes a compressed air pipe (11) connected to an air supply device (30), and a plurality of air discharge ports are uniformly formed on the compressed air pipe (11) so as to be capable of spraying air toward the inner surface of the bolt housing through the air discharge ports.
3. The bolt housing inner cavity cleaning system according to claim 2, characterized in that the cleaning assembly (10) comprises a brush (12) sleeved outside the compressed air pipe (11) through a transmission shaft (41), the brush (12) is connected to a rotating mechanism (42) through the transmission shaft (41), and the rotating mechanism (42) can drive the brush (12) to rotate to sweep the inner surface of the bolt housing.
4. The bolt housing lumen cleaning system of claim 3, comprising a plurality of the rotational mechanisms (42), at least two of the rotational mechanisms (42) being connected to a same power plant (43).
5. The bolt housing interior cavity cleaning system of claim 3, comprising a platform (50) having a through hole (51), wherein the compressed air tube (11) and the drive shaft (41) are disposed through the through hole (51), and wherein the brush (12) is located above the platform (50) and is capable of extending into the bolt housing interior cavity.
6. The bolt housing interior cleaning system according to claim 5, characterized in that the sand grain collecting device (20) is located below the platform (50) and is drivingly connected to the outside of the drive shaft (41), the rotating mechanism (42) is capable of rotating the sand grain collecting device (20) via the drive shaft (41), and/or the sand grain collecting device (20) comprises a sand grain collecting tank (21), and the bottom of the sand grain collecting tank (21) is provided with a sand grain discharge opening (22).
7. The bolt housing inner cavity cleaning system according to claim 6, characterized in that the bolt housing inner cavity cleaning system comprises a sand flow guide element (52) positioned below the through hole (51), the sand flow guide element (52) is provided with a flow passage with a flow area gradually decreasing from top to bottom, the sand collecting device (20) comprises a connecting port (23) communicated with the sand collecting tank (21) and sleeved outside the sand flow guide element (52) so as to allow foreign matters in the bolt housing to be discharged to the inside of the sand collecting tank (21) through the sand flow guide element (52).
8. The bolt sleeve inner cavity cleaning system according to claim 5, characterized in that a plurality of clamping plates (53) are arranged on the upper surface of the platform (50), and the diameter of an inscribed circle of the plurality of clamping plates (53) is equal to the outer diameter of the bolt sleeve so as to limit the horizontal movement of the bolt sleeve.
9. A bolt sleeve pretreatment method, characterized in that the method comprises:
s1: sleeving the bolt sleeve on the outer side of the cleaning assembly (10), placing the bolt sleeve on a platform (50), and tightly leaning the bolt sleeve against a clamping plate (53);
s2: starting a gas source device (30), so that the gas source device (30) is closed after the cleaning assembly (10) purges the inner cavity of the bolt sleeve;
s3: activating a power device (43) so that the cleaning assembly (10) brushes the inner surface of the bolt sleeve and then closes the power device (43);
s4: starting the air source device (30) again, so that the cleaning assembly (10) purges the inner cavity of the bolt sleeve;
s5: moving the bolt housing away from the platform (50) and shutting off the air supply device (30) when the lower surface of the bolt housing is a predetermined distance above the upper surface of the cleaning assembly (10).
10. The bolt bushing pretreatment method of claim 9, further comprising the steps of:
s0: before step S1, installing a sealing cap at one end of the bolt sleeve, detecting the air tightness of the bolt sleeve, and blasting sand to the outer surface of the bolt sleeve; and
s6: after step S5, the roughness of the outer surface of the bolt housing is detected and the airtightness of the bolt housing is detected again, and yarn is wound on the outer surface of the bolt housing and the yarn winding quality is checked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210456253.4A CN114951154A (en) | 2022-04-27 | 2022-04-27 | Bolt sleeve inner cavity cleaning system and bolt sleeve pretreatment method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210456253.4A CN114951154A (en) | 2022-04-27 | 2022-04-27 | Bolt sleeve inner cavity cleaning system and bolt sleeve pretreatment method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114951154A true CN114951154A (en) | 2022-08-30 |
Family
ID=82980052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210456253.4A Pending CN114951154A (en) | 2022-04-27 | 2022-04-27 | Bolt sleeve inner cavity cleaning system and bolt sleeve pretreatment method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114951154A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130125323A1 (en) * | 2010-08-31 | 2013-05-23 | National Oilwell Varco, L.P. | Pig receiver |
| CN209318334U (en) * | 2018-12-14 | 2019-08-30 | 格特拉克（江西）传动系统有限公司 | A kind of transmission shaft class deep hole impurity cleaning device |
| CN209810735U (en) * | 2019-03-18 | 2019-12-20 | 牛更 | Bolt hole stereoplasm impurity clearance mechanical device |
| CN111003588A (en) * | 2019-12-26 | 2020-04-14 | 连云港中复连众复合材料集团有限公司 | Automatic yarn winding equipment for wind power blade bolt sleeve |
| CN112090876A (en) * | 2020-10-10 | 2020-12-18 | 米娜 | Tubular appliance cleaning device for anesthesia room |
| CN214192002U (en) * | 2021-01-12 | 2021-09-14 | 保定中科宇能新能源技术研究开发有限公司 | Bolt sleeve yarn winding equipment |
-
2022
- 2022-04-27 CN CN202210456253.4A patent/CN114951154A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130125323A1 (en) * | 2010-08-31 | 2013-05-23 | National Oilwell Varco, L.P. | Pig receiver |
| CN209318334U (en) * | 2018-12-14 | 2019-08-30 | 格特拉克（江西）传动系统有限公司 | A kind of transmission shaft class deep hole impurity cleaning device |
| CN209810735U (en) * | 2019-03-18 | 2019-12-20 | 牛更 | Bolt hole stereoplasm impurity clearance mechanical device |
| CN111003588A (en) * | 2019-12-26 | 2020-04-14 | 连云港中复连众复合材料集团有限公司 | Automatic yarn winding equipment for wind power blade bolt sleeve |
| CN112090876A (en) * | 2020-10-10 | 2020-12-18 | 米娜 | Tubular appliance cleaning device for anesthesia room |
| CN214192002U (en) * | 2021-01-12 | 2021-09-14 | 保定中科宇能新能源技术研究开发有限公司 | Bolt sleeve yarn winding equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100473472B1 (en) | Axial turbine of a turbocharger | |
| WO2007102738A1 (en) | A method and device for cleaning an axial compressor | |
| CA2886704C (en) | Method and apparatus to flush grease from a bearing | |
| US20110030740A1 (en) | Pipe cleaning tool | |
| CN108503135B (en) | A sedimentation tank for sewage factory | |
| US7140065B2 (en) | Pipeline surface for inspection with debris collection | |
| CN114951154A (en) | Bolt sleeve inner cavity cleaning system and bolt sleeve pretreatment method | |
| CN114413101A (en) | Drainage pipeline repairing device and construction method | |
| CN202779052U (en) | Air filter element cleaning machine | |
| KR102419749B1 (en) | Rotation type pig for cleaning water pipe and method for cleaning water pipe | |
| CN219974962U (en) | Vertical axial flow pump with guide vane body assembly | |
| US6675548B2 (en) | Method and apparatus for texturizing tank walls | |
| CN1251542A (en) | Bearing cleaning device for electric motors | |
| KR20190027597A (en) | Automatic equipment for rehabilitation of old steel pipes | |
| CN213288007U (en) | Solution conveying pipeline cleaning equipment | |
| CN212553388U (en) | Paint spraying device for rust removal and repair of wind power generation tower | |
| CN212665824U (en) | Machine parts processing surface rust cleaning sand blasting unit | |
| KR20070044562A (en) | A method for maintaining and repairing in water supplying line | |
| KR102539634B1 (en) | Blasting media feedeer, shot blasting apparatus and method for rehabilitating superannuated water pipe | |
| CN207169321U (en) | A kind of environment-friendly type spraying system for improving atmosphere pollution | |
| CN218486326U (en) | Polyethylene pipe fitting coating equipment | |
| CN219425139U (en) | Vertical full-soaking powerful cleaning device for suction pattern roller | |
| WO2024132324A1 (en) | System and method for flushing a bearing arrangement of a wind turbine | |
| CN221131460U (en) | Dust remover for filter cartridge | |
| KR102589093B1 (en) | Coating layer removal apparatus having vibrator and superannuated pipe rehabilitation method using the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220830 |
|
| RJ01 | Rejection of invention patent application after publication |