CN110701598B - Steam engine boiler inner wall incrustation scale cleaning equipment - Google Patents
Steam engine boiler inner wall incrustation scale cleaning equipment Download PDFInfo
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- CN110701598B CN110701598B CN201911061159.3A CN201911061159A CN110701598B CN 110701598 B CN110701598 B CN 110701598B CN 201911061159 A CN201911061159 A CN 201911061159A CN 110701598 B CN110701598 B CN 110701598B
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- cavity
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- end wall
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- groove
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
- F22B37/54—De-sludging or blow-down devices
Abstract
The invention discloses a cleaning device for scale on the inner wall of a steam engine boiler, which comprises a cleaning block, wherein a working cavity is arranged in the cleaning block, a tight-suction mechanism is arranged in the working cavity and comprises a pressure frame fixed on the rear end wall of the working cavity, the left side of the tight suction mechanism is provided with a cleaning mechanism which comprises a moving block, the left and right end walls of the working cavity are symmetrically provided with two vertical grooves with outward openings, the upper side of the tight suction mechanism is provided with a rotating mechanism which comprises a cross shaft, a rotating cavity is arranged in the upper end wall of the working cavity, the left end wall of the rotating cavity is provided with a transverse groove with a leftward opening, the device is simple to operate, the device can be automatically fixed on the inner wall of the boiler after being placed in the boiler and the motor is started, and after the fixation is finished, the cleaning rod can be unfolded, and the device can clean the inner wall of the boiler through the up-and-down movement of the cleaning rod.
Description
Technical Field
The invention relates to the field of inner wall cleaning, in particular to a cleaning device for scale on the inner wall of a steam engine boiler.
Background
The steam engine is a reciprocating power machine for converting the energy of steam into mechanical power, the appearance of the steam engine has caused the industrial revolution of the eighteenth century, until the beginning of the twentieth century, the steam engine is still the most important prime mover in the world, and is gradually released to an internal combustion engine and a steam turbine, the steam engine needs a boiler for boiling water to generate high-pressure steam, the boiler can use wood, coal, petroleum or natural gas or even combustible garbage as a heat source, when the boiler of the steam engine is used for a long time, scale can exist on the inner wall, the energy conversion rate of the steam engine can be greatly reduced by the scale, the use efficiency of the steam engine can be greatly improved by cleaning the inner wall of the boiler of the steam engine, and general cleaning equipment needs to be manually held and is troublesome to operate.
Disclosure of Invention
The invention aims to provide a cleaning device for scale on the inner wall of a steam engine boiler, which solves the problems of inconvenient manual cleaning, low cleaning speed and the like.
The invention is realized by the following technical scheme.
The invention relates to a cleaning device for scale on the inner wall of a steam engine boiler, which comprises a cleaning block, wherein a working cavity is arranged in the cleaning block, a tightly sucking mechanism is arranged in the working cavity and comprises a pressure frame fixed on the rear end wall of the working cavity, a pressure cavity is arranged in the pressure frame, a sealing plate is arranged in the pressure cavity in a vertically moving mode, a communicating port is formed in the lower end wall of the pressure cavity in a vertically penetrating mode, a vertical rack is fixedly arranged on the upper end surface of the sealing plate, a connecting spring is arranged between the lower end surface of the sealing plate and the lower end wall of the pressure cavity, a hollow groove is formed in the lower side of the right end surface of the vertical rack, a rope winding wheel is connected to the upper end surface of the vertical rack, a fixing frame is fixedly arranged on the lower end surface of the pressure frame, a fixing cavity is arranged in the fixing frame, an air extracting rod is arranged in, the sealing plate moves up and down to pump air out of the pressure cavity;
a cleaning mechanism is arranged on the left side of the tightly sucking mechanism and comprises a moving block, two vertical grooves with outward openings are symmetrically formed in the left end wall and the right end wall of the working cavity, the vertical grooves on the left side are taken as examples, the moving block can be arranged in the vertical grooves in a vertically moving mode, a rotating groove is formed in the moving block, pins are fixedly arranged on the rear end wall of the rotating groove, cleaning rods are rotatably arranged on the pins, a first torsion spring is arranged between the cleaning rods and the pins, and the cleaning rods can clean the inner wall of the steam engine after rotating;
inhale tight mechanism upside and be equipped with slewing mechanism, slewing mechanism includes the cross axle, be equipped with in the working chamber upper end wall and rotate the chamber, it is equipped with the transverse groove of opening left to rotate chamber left end wall, the rotatable cross axle that is equipped with in the transverse groove, the cross axle with be equipped with the second torsional spring between the transverse groove, the fixed string that is equipped with on the cross axle, around having on the string the rope winding wheel, the fixed two reels that are equipped with on the cross axle, two the reel about the string symmetry, around there being the fine rule on the reel, the string rotation can drive it reciprocates to erect the rack.
Preferably, inhale tight mechanism still including fixing the sucking disc of terminal surface under the air extraction pole, be equipped with the chamber of breathing in the sucking disc, be equipped with the transmission chamber in the wall of working chamber rear end, the fixed motor that is equipped with of transmission chamber rear end wall, the terminal surface rotates before the motor and is equipped with the motor shaft, fixed motor sector gear, disc and sector gear that are equipped with forward in proper order after following on the motor shaft, be equipped with six shifting chutes on the disc, above incline the shifting chute is the example, the shifting chute can reciprocate in the shifting chute and is equipped with the contact block, under the contact block terminal surface with be connected with straining spring between shifting chute lower terminal wall, after the disc rotated certain rotational speed, the contact block can be kept away from the motor shaft.
Preferably, the cleaning mechanism further comprises a connecting block fixed on the upper end face of the cleaning rod, for example, the connecting block on the left side is provided with a chute with an upward opening, a sliding block is arranged in the chute and can move up and down, an expansion spring is connected between the lower end face of the sliding block and the lower end wall of the chute, a cleaning block is fixedly arranged on the upper end face of the sliding block, a cleaning spring is connected between the upper end face of the moving block and the upper end wall of the vertical groove, and a hemp rope is connected with the rear end face of the connecting block.
Preferably, the rotating mechanism further comprises a transmission rack, a rack groove is formed in the rear end wall of the transmission cavity, the transmission rack is arranged in the rack groove and can move up and down, a connecting rod is fixedly arranged on the front end face of the transmission rack, the moving block is fixedly arranged on the front end face of the connecting rod, two rotating grooves are symmetrically formed in the rear end wall of the transmission cavity left and right, the rotating groove on the left side is taken as an example, a transmission shaft is rotatably arranged in the rotating groove, a third torsion spring is arranged between the transmission shaft and the rotating groove, a transmission gear and a winding wheel are sequentially and fixedly arranged on the transmission shaft from back to front, the contact block is far away from the motor shaft and can be meshed with the transmission gear, the winding wheel is wound with a hemp rope, a limiting opening with a downward opening is formed in the lower end face of the cleaning rod, a limiting groove with an upward opening is formed in, and a limiting spring is connected between the lower end surface of the limiting rod and the lower end wall of the limiting groove, and the lower end surface of the limiting rod is connected with the fine wire.
Preferably, the cleaning spring, the extension spring, the connecting spring, the adjusting spring, the limiting spring, the tensioning spring and the third torsion spring are in a normal state, the first torsion spring and the second torsion spring are in a compression state, and the elasticity of the connecting spring is larger than that of the second torsion spring.
The invention has the beneficial effects that: this device easy operation places this device in the boiler, starter motor, this device can be automatically fixed at the boiler inner wall, and fixed back that finishes washs the pole and can expand, and this device can clear up the boiler inner wall through reciprocating of wasing the pole, clears up the back that finishes, closes the motor, and this device can break away from fixedly, makes things convenient for operating personnel to adjust this device.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic overall sectional front view of a steam boiler inner wall scale cleaning apparatus according to the present invention;
FIG. 2 is a front view of the rear side of the overall full section of FIG. 1;
FIG. 3 is an enlarged view of the point A in FIG. 1;
FIG. 4 is a schematic view of the direction B-B in FIG. 2;
fig. 5 is a schematic view in the direction of C-C in fig. 2.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The mechanical mechanism schematic diagram of the steam engine boiler inner wall scale cleaning device described with reference to fig. 1-5 comprises a cleaning block 10, a working chamber 68 is arranged in the cleaning block 10, a tight suction mechanism 70 is arranged in the working chamber 68, the tight suction mechanism 70 comprises a pressure frame 48 fixed on the rear end wall of the working chamber 68, a pressure chamber 38 is arranged in the pressure frame 48, a sealing plate 39 is arranged in the pressure chamber 38 to move up and down, a communication port 47 is arranged on the lower end wall of the pressure chamber 38 to penetrate through the upper and lower end walls, a vertical rack 36 is fixedly arranged on the upper end surface of the sealing plate 39, a connecting spring 42 is arranged between the lower end surface of the sealing plate 39 and the lower end wall of the pressure chamber 38, a hollow groove 37 is arranged on the lower side of the right end surface of the vertical rack 36, a rope winding wheel 23 is connected on the upper end surface of the vertical rack 36, a, an air pumping rod 45 is arranged in the fixed cavity 67 and can move up and down, an air pumping groove 44 is arranged in the air pumping rod 45, an adjusting spring 43 is connected between the upper end surface of the air pumping rod 45 and the upper end wall of the fixed cavity 67, and the sealing plate 39 can move up and down to pump air in the pressure cavity 38;
a cleaning mechanism 71 is arranged on the left side of the tightening mechanism 70, the cleaning mechanism 71 comprises a moving block 11, two vertical grooves 16 with outward openings are symmetrically arranged on the left and right end walls of the working chamber 68, taking the vertical groove 16 on the left side as an example, the moving block 11 can be arranged in the vertical groove 16 in a vertically movable manner, a rotating groove 12 is arranged on the moving block 11, a pin 13 is fixedly arranged on the rear end wall of the rotating groove 12, a cleaning rod 15 is rotatably arranged on the pin 13, a first torsion spring 14 is arranged between the cleaning rod 15 and the pin 13, and the cleaning rod 15 can clean the inner wall of the steam engine after rotating;
inhale tight 70 upside and be equipped with slewing mechanism 72, slewing mechanism 72 includes cross axle 25, be equipped with in the working chamber 68 upper end wall and rotate chamber 21, it is equipped with opening transverse groove 29 to the left to rotate chamber 21 left end wall, the rotatable cross axle 25 that is equipped with in transverse groove 29, cross axle 25 with be equipped with second torsional spring 28 between transverse groove 29, the fixed string 24 that is equipped with on the cross axle 25, around having on the string 24 the rope winding wheel 23, the fixed two reels 20 that are equipped with on the cross axle 25, two reels 20 about the string 24 symmetry, around having the fine rule 22 on the reel 20, the rotation of string 24 can drive vertical rack 36 reciprocates.
Beneficially, the tight suction mechanism 70 is described in detail, the tight suction mechanism 70 further includes a suction cup 41 fixed on the lower end surface of the suction rod 45, a suction cavity 46 is arranged in the suction cup 41, a transmission cavity 60 is arranged in the rear end wall of the working cavity 68, a motor 66 is fixedly arranged on the rear end wall of the transmission cavity 60, a motor shaft 35 is rotatably arranged on the front end surface of the motor 66, a motor sector gear 62, a disc 64 and a sector gear 34 are fixedly arranged on the motor shaft 35 from back to front in sequence, six moving grooves 55 are arranged on the disc 64, taking the moving grooves 55 on the upper side as an example, a contact block 63 is movably arranged in the moving grooves 55 up and down, a tension spring 65 is connected between the lower end surface of the contact block 63 and the lower end wall of the moving groove 55, and after the disc 64 rotates to a certain rotation speed, the contact block 63 is far away.
Advantageously, the cleaning mechanism 71 is depicted in detail, the cleaning mechanism 71 further includes a connecting block 18 fixed on the upper end surface of the cleaning rod 15, taking the connecting block 18 on the left side as an example, a sliding groove 31 with an upward opening is formed on the upper end surface of the connecting block 18, a sliding block 30 is arranged in the sliding groove 31 and can move up and down, an expansion spring 32 is connected between the lower end surface of the sliding block 30 and the lower end wall of the sliding groove 31, a cleaning block 19 is fixed on the upper end surface of the sliding block 30, a cleaning spring 17 is connected between the upper end surface of the moving block 11 and the upper end wall of the vertical groove 16, and a hemp rope 33 is connected on the rear end surface.
Beneficially, the rotating mechanism 72 is described in detail, the rotating mechanism 72 further includes a transmission rack 59, a rack groove 61 is formed in a rear end wall of the transmission cavity 60, the transmission rack 59 is arranged in the rack groove 61 and can move up and down, a connecting rod 54 is fixedly arranged on a front end surface of the transmission rack 59, the moving block 11 is fixedly arranged on a front end surface of the connecting rod 54, two rotating grooves 80 are symmetrically arranged on a left side and a right side of a rear end wall of the transmission cavity 60, taking the rotating groove 80 on the left side as an example, the rotating groove 80 is rotatably provided with a transmission shaft 56, a third torsion spring 69 is arranged between the transmission shaft 56 and the rotating groove 80, a transmission gear 58 and a winding wheel 57 are sequentially and fixedly arranged on the transmission shaft 56 from back to front, the contact block 63 can be meshed with the transmission gear 58 after being away from the motor shaft 35, the winding wheel 57 is wound with the hemp rope 33, a limiting port 50 with, the lower end wall of the vertical groove 16 is provided with a limiting groove 53 with an upward opening, a limiting rod 49 is arranged in the limiting groove 53 and can move up and down, a limiting spring 51 is connected between the lower end surface of the limiting rod 49 and the lower end wall of the limiting groove 53, and the thin wire 22 is connected to the lower end surface of the limiting rod 49.
Advantageously, the cleaning spring 17, the extension spring 32, the connection spring 42, the adjustment spring 43, the limiting spring 51, the tension spring 65 and the third torsion spring 69 are in a normal state, the first torsion spring 14 and the second torsion spring 28 are in a compressed state, and the connection spring 42 is more elastic than the second torsion spring 28.
Sequence of mechanical actions of the whole device:
(1) place the boiler of steam engine with this device for the lower terminal surface of sucking disc 41 can laminate with the inside of boiler, starter motor 66, motor 66 drive motor shaft 35 and rotate, and motor shaft 35 drives sector gear 34 and rotates, and sector gear 34 meshes and drives vertical rack 36 and upwards removes, and closing plate 39 is along with vertical rack 36 rebound, and closing plate 39 rebound, the atmospheric pressure in the chamber 46 of breathing in reduces, and sucking disc 41 fixes this device in the boiler.
(2) The vertical rack 36 moves upwards, the rope winding wheel 23 is loosened, the second torsion spring 28 drives the transverse shaft 25 to rotate, the reel 20 rotates along with the transverse shaft 25, the thin wire 22 is tensioned, the limiting rod 49 moves downwards, after the vertical rack 36 moves upwards for a certain distance, the sector gear 34 is not meshed with the vertical rack 36, the vertical rack 36 stops moving upwards, and after the connecting spring 42 pulls the vertical rack 36 to move downwards for a short distance, the sector gear 34 continues to drive the vertical rack 36 to move upwards.
(3) The motor shaft 35 drives the disc 64 to rotate, after the rotating speed of the disc 64 reaches a certain degree, the contact block 63 is far away from the motor shaft 35, the contact block 63 is meshed with the transmission gear 58 to drive the transmission gear 58 to rotate, the transmission shaft 56 rotates along with the transmission gear 58, the transmission shaft 56 drives the winding wheel 57 to rotate, the winding wheel 57 rotates, the hemp rope 33 is loosened, the first torsion spring 14 drives the cleaning rod 15 to be far away from the air pumping rod 45, and after the transmission shaft 56 rotates for a certain angle, the third torsion spring 69 limits the rotation of the transmission.
(4) Motor shaft 35 drives motor sector gear 62 and rotates, motor sector gear 62 meshes and drives driving rack 59 upward movement, driving rack 59 breaks away from the meshing with motor sector gear 62 after, wash spring 17 and promote movable block 11 downstream again, driving rack 59 moves down along with movable block 11 together, connecting rod 54 reciprocates along with driving rack 59, connecting rod 54 drives movable block 11 and reciprocates, movable block 11 drives cleaning block 19 and reciprocates, cleaning block 19 reciprocates and cleans the boiler inner wall, scrape the inside incrustation scale of boiler down.
(5) After cleaning is finished, the motor 66 is turned off, the third torsion spring 69 drives the transmission shaft 56 to rotate, the hemp rope 33 is tensioned by the transmission shaft 56, the cleaning rod 15 is close to the air pumping rod 45, the vertical rack 36 is pulled downwards by the connecting spring 42, the transverse shaft 25 rotates, the thin wire 22 is loosened, the limiting rod 49 is pushed upwards by the limiting spring 51, the limiting rod 49 is inserted into the limiting opening 50, the sealing plate 39 moves downwards, the air pressure in the air suction cavity 46 is recovered to be normal, and the device is taken away from a boiler.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (2)
1. The utility model provides a steam engine boiler inner wall incrustation scale cleaning equipment, includes the washing piece, its characterized in that: a working cavity is arranged in the cleaning block, a tight-suction mechanism is arranged in the working cavity, the tight-suction mechanism comprises a pressure frame fixed on the rear end wall of the working cavity, a pressure cavity is arranged in the pressure frame, a sealing plate is arranged in the pressure cavity in a way of moving up and down, a communication port is arranged on the lower end wall of the pressure cavity in a vertically through way, the upper end surface of the sealing plate is fixedly provided with a vertical rack, a connecting spring is arranged between the lower end surface of the sealing plate and the lower end wall of the pressure cavity, a hollow groove is arranged at the lower side of the right end face of the vertical rack bar, the upper end face of the vertical rack bar is connected with a rope winding wheel, a fixing frame is fixedly arranged on the lower end face of the pressure frame, a fixed cavity is arranged in the fixed frame, an air pumping rod can move up and down in the fixed cavity, an air pumping groove is arranged in the air pumping rod, an adjusting spring is connected between the upper end surface of the air pumping rod and the upper end wall of the fixed cavity, and the sealing plate can move up and down to pump air in the pressure cavity; a cleaning mechanism is arranged on the left side of the tightly sucking mechanism and comprises a moving block, two vertical grooves with outward openings are symmetrically formed in the left end wall and the right end wall of the working cavity, the vertical grooves on the left side are taken as examples, the moving block can be arranged in the vertical grooves in a vertically moving mode, a rotating groove is formed in the moving block, pins are fixedly arranged on the rear end wall of the rotating groove, cleaning rods are rotatably arranged on the pins, a first torsion spring is arranged between the cleaning rods and the pins, and the cleaning rods can clean the inner wall of the steam engine after rotating; a rotating mechanism is arranged on the upper side of the sucking mechanism, the rotating mechanism comprises a cross shaft, a rotating cavity is arranged in the upper end wall of the working cavity, a transverse groove with a leftward opening is formed in the left end wall of the rotating cavity, the cross shaft is rotatably arranged in the transverse groove, a second torsion spring is arranged between the cross shaft and the transverse groove, a thin rope is fixedly arranged on the cross shaft, a rope winding wheel is wound on the thin rope, two winding wheels are fixedly arranged on the cross shaft, the two winding wheels are symmetrical about the thin rope, a thin wire is wound on the winding wheels, and the rotation of the thin rope can drive the vertical rack to move up and down; the sucking mechanism further comprises a sucker fixed on the lower end face of the air pumping rod, an air suction cavity is arranged in the sucker, a transmission cavity is arranged in the rear end wall of the working cavity, a motor is fixedly arranged on the rear end wall of the transmission cavity, a motor shaft is rotatably arranged on the front end face of the motor, a motor sector gear, a disc and a sector gear are sequentially and fixedly arranged on the motor shaft from back to front, six moving grooves are formed in the disc, the moving grooves on the upper side are taken as examples, a contact block can be vertically moved in the moving grooves, a tension spring is connected between the lower end face of the contact block and the lower end wall of the moving groove, and the contact block can be far away from the motor shaft after the disc rotates to a; the cleaning mechanism further comprises a connecting block fixed on the upper end face of the cleaning rod, for example, the connecting block on the left side is provided with a chute with an upward opening, a sliding block is arranged in the chute in a vertically movable manner, an expansion spring is connected between the lower end face of the sliding block and the lower end wall of the chute, a cleaning block is fixedly arranged on the upper end face of the sliding block, a cleaning spring is connected between the upper end face of the moving block and the upper end wall of the vertical groove, and a hemp rope is connected with the rear end face of the connecting block; the rotating mechanism further comprises a transmission rack, a rack groove is formed in the rear end wall of the transmission cavity, the transmission rack is arranged in the rack groove and can move up and down, a connecting rod is fixedly arranged on the front end face of the transmission rack, a moving block is fixedly arranged on the front end face of the connecting rod, two rotating grooves are symmetrically formed in the rear end wall of the transmission cavity in the left-right direction, the rotating groove is provided with a transmission shaft in a rotating mode, a third torsion spring is arranged between the transmission shaft and the rotating groove, a transmission gear and a winding wheel are sequentially and fixedly arranged on the transmission shaft from back to front, the contact block is far away from the motor shaft and can be meshed with the transmission gear, the winding wheel is wound with a hemp rope, a limiting opening with a downward opening is formed in the lower end face of the cleaning rod, a limiting groove with an upward opening is formed in the lower end wall of the vertical groove, a limiting rod can move up and down in the limiting groove, the lower end face of the limiting rod is connected with the thin line.
2. The steam engine boiler inner wall scale cleaning device according to claim 1, characterized in that: the cleaning spring, the extension spring, the connecting spring, the adjusting spring, the limiting spring, the tensioning spring and the third torsion spring are in a normal state, the first torsion spring and the second torsion spring are in a compression state, and the elasticity of the connecting spring is larger than that of the second torsion spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911061159.3A CN110701598B (en) | 2019-11-01 | 2019-11-01 | Steam engine boiler inner wall incrustation scale cleaning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911061159.3A CN110701598B (en) | 2019-11-01 | 2019-11-01 | Steam engine boiler inner wall incrustation scale cleaning equipment |
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| Publication Number | Publication Date |
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| CN110701598A CN110701598A (en) | 2020-01-17 |
| CN110701598B true CN110701598B (en) | 2020-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911061159.3A Active CN110701598B (en) | 2019-11-01 | 2019-11-01 | Steam engine boiler inner wall incrustation scale cleaning equipment |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112610946B (en) * | 2021-01-05 | 2022-08-16 | 佛山市金一精工科技有限公司 | Industrial boiler auxiliary device for removing dirt by using waste heat of waste gas |
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| CN204460169U (en) * | 2015-03-09 | 2015-07-08 | 邯郸市火炬锅炉有限公司 | A kind of descaling boiler |
| CN106642065A (en) * | 2016-12-30 | 2017-05-10 | 天津市亚控自动化仪表安装工程有限公司 | Novel boiler |
| CN208732558U (en) * | 2018-09-18 | 2019-04-12 | 苏州洁宝机械有限公司 | A kind of lifting seat of power washer |
| CN110125116A (en) * | 2019-05-07 | 2019-08-16 | 徐州工程学院 | A kind of ancillary equipment for water treatment plant aeration tank |
| CN110284456A (en) * | 2019-08-01 | 2019-09-27 | 浦江县力顶环保设备有限公司 | One kind is for hiding rubbish cleaning equipment inside sandy beach surface and sandy beach |
-
2019
- 2019-11-01 CN CN201911061159.3A patent/CN110701598B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204460169U (en) * | 2015-03-09 | 2015-07-08 | 邯郸市火炬锅炉有限公司 | A kind of descaling boiler |
| CN106642065A (en) * | 2016-12-30 | 2017-05-10 | 天津市亚控自动化仪表安装工程有限公司 | Novel boiler |
| CN208732558U (en) * | 2018-09-18 | 2019-04-12 | 苏州洁宝机械有限公司 | A kind of lifting seat of power washer |
| CN110125116A (en) * | 2019-05-07 | 2019-08-16 | 徐州工程学院 | A kind of ancillary equipment for water treatment plant aeration tank |
| CN110284456A (en) * | 2019-08-01 | 2019-09-27 | 浦江县力顶环保设备有限公司 | One kind is for hiding rubbish cleaning equipment inside sandy beach surface and sandy beach |
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| CN110701598A (en) | 2020-01-17 |
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Effective date of registration: 20201103 Address after: No.1 Yingpan Road, Zhaiji village, Wangting Town, Xiangcheng District, Suzhou City, Jiangsu Province, 215000 Applicant after: Suzhou Gonghu precision manufacturing industry development Co., Ltd Address before: No. 1-81, Huilu village, Chengdong street, Dongyang City, Jinhua City, Zhejiang Province 322100 Applicant before: Dongyang Nari steam engine equipment Technology Co.,Ltd. |
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