CN111981896A - Pressure-adjustable heat exchanger heat transfer pipe cleaning device - Google Patents
Pressure-adjustable heat exchanger heat transfer pipe cleaning device Download PDFInfo
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- CN111981896A CN111981896A CN202010864438.XA CN202010864438A CN111981896A CN 111981896 A CN111981896 A CN 111981896A CN 202010864438 A CN202010864438 A CN 202010864438A CN 111981896 A CN111981896 A CN 111981896A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G9/00—Cleaning by flushing or washing, e.g. with chemical solvents
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G15/00—Details
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- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a cleaning device for a heat transfer pipe of a pressure-adjustable heat exchanger; comprises a main body box, a rubber plug cavity with an upward opening is arranged in the main body box, the lower end wall of the rubber plug cavity is communicated with a rubber plug through cavity with a leftward opening, the upper end of the right end wall of the rubber plug through cavity is communicated with a sealing push rod cavity extending rightwards, the right end of the lower end wall of the rubber plug through cavity is communicated with a quantitative cleaning liquid cavity, a water outlet pipeline is fixedly connected between the right end of the lower end wall of the sealing push rod cavity and the lower end of the right end wall of the quantitative cleaning liquid cavity, the rubber plug can be automatically filled through a sealing push rod, the, meanwhile, the pushing of the sealing push rod can realize the quantitative liquid filling, the water consumption for cleaning the heat transfer pipe is greatly reduced, the working pressure intensity of the device during cleaning can be adjusted by the pressure adjusting knob, therefore, the purpose of cleaning heat transfer pipes with different lengths can be achieved, and meanwhile, the danger caused by overlarge pressure intensity during cleaning is reduced.
Description
Technical Field
The invention relates to the technical field of pipeline correlation, in particular to a cleaning device for a heat transfer pipe of a pressure-adjustable heat exchanger.
Background
Because the heat-transfer pipe among the heat exchanger can accumulate a large amount of incrustations along with the extension of live time is inside, so need regularly wash, present domestic cleaning method carries out artifical slow link up through the high-pressure water shower nozzle of rectangular shape mostly and washes, such cleaning method is consuming time hard efficiency lower, and foreign generally washs through rubber buffer and high-pressure squirt, nevertheless needs the artifical rubber buffer that fills, simultaneously because the great difficult control of pressure of squirt has certain danger and the water consumption is great.
Disclosure of Invention
Aiming at the technical defects, the invention provides a cleaning device for a heat transfer pipe of a pressure-adjustable heat exchanger, which can overcome the defects.
The invention relates to a pressure-adjustable type heat exchanger heat transfer pipe cleaning device, which comprises a main body box, wherein a rubber plug cavity with an upward opening is arranged in the main body box, the lower end wall of the rubber plug cavity is communicated with a rubber plug through cavity with a leftward opening, the upper end of the right end wall of the rubber plug through cavity is communicated with a sealing push rod cavity extending rightwards, the right end of the lower end wall of the rubber plug through cavity is communicated with a quantitative cleaning liquid cavity, a water outlet pipeline is fixedly connected between the right end of the lower end wall of the sealing push rod cavity and the lower end of the right end wall of the quantitative cleaning liquid cavity, a water outlet one-way valve is fixedly connected in the water outlet pipeline, a rubber sheet positioned at the lower side of the water outlet one-way valve is fixedly connected in the water outlet pipeline, a limiting slide block cavity positioned at the left side of the rubber plug cavity is communicated with the upper end, a plurality of rubber plugs are connected in the rubber plug cavity in a sliding fit manner, an annular limiting groove with an outward opening is arranged in each rubber plug, a sealing push rod is connected in the sealing push rod cavity in a sliding fit manner, a sealing push rod spring is fixedly connected between the right end surface of the sealing push rod and the right end wall of the sealing push rod cavity, the limiting slide block cavity is connected with a limiting slide block which can correspond to the limiting groove in a sliding fit manner, a limiting spring is fixedly connected between the upper end surface of the limiting slide block and the upper end wall of the limiting slide block cavity, a trigger slide block is connected in the trigger slide block cavity in a sliding fit manner, a trigger spring is fixedly connected between the lower end surface of the trigger slide block and the lower end wall of the trigger slide block cavity, the upper side of the sealed push rod cavity is provided with a cleaning liquid cavity, and the right end of the lower end wall of the cleaning liquid cavity is fixedly connected with a water inlet pipeline between the right end of the upper end wall of the sealed push rod cavity.
On the basis of the technical scheme, a water inlet check valve is fixedly connected in the water inlet pipeline, a pressure cavity is arranged on the right side of the cleaning liquid cavity, a pressure channel is fixedly connected between the right end of the right side of the lower end wall of the pressure cavity and the lower end of the right end wall of the through cavity of the rubber plug and positioned on the lower side of the sealing push rod cavity, a cleaning line wheel cavity is arranged on the lower side of the pressure cavity, a pressure piston air cavity is communicated and arranged at the right end of the upper end wall of the pressure cavity, a pressure regulating cavity is communicated and arranged on the upper end wall of the pressure regulating cavity, a motor magnetic block cavity is communicated and arranged on the left side of the pressure regulating cavity, an air inlet check valve is fixedly connected in the air inlet cavity, an air outlet cavity is communicated and arranged on the lower side of the motor magnetic block cavity, an air inlet cavity with a backward opening is, the left end wall of the air exhaust cavity is communicated with a crank rotary disc cavity, the upper side of the crank rotary disc cavity is provided with a switching gear cavity, the lower side of the switching gear cavity is provided with a belt conveyer cavity on the left side of the crank rotary disc cavity, the upper end wall of the switching gear cavity is communicated with a switching slider cavity, the upper side of the switching gear cavity is provided with a belt wheel gear cavity on the right side of the switching slider cavity, the upper side of the belt wheel gear cavity is provided with a belt wheel cavity, and the upper side of the belt conveyer cavity is provided with a main body box fixedly connected with and located a motor on the left side of.
On the basis of the technical scheme, the inner rotary fit of the right end wall of the cleaning wire wheel cavity is connected with a cleaning wire wheel main shaft which extends leftwards into the cleaning wire wheel cavity and rightwards into the outside, the left end face of the cleaning wire wheel main shaft is fixedly connected with a cleaning knob wire wheel which is positioned in the cleaning wire wheel cavity, the right end face of the cleaning wire wheel main shaft is fixedly connected with a cleaning knob which is positioned in the outside, the inner rotary fit of the upper end wall of the pressure regulating cavity is connected with a lead screw which extends downwards into the pressure regulating cavity and extends upwards to the outside, the upper end face of the lead screw is fixedly connected with a pressure regulating knob which is positioned in the outside, the inner rotary fit of the pressure regulating cavity is connected with a lead screw nut which is connected with the lead screw in a threaded fit manner, the inner rotary fit of the pressure regulating cavity is connected with a pressure piston which is positioned on, the motor magnetic block cavity is connected with a motor magnetic block which can correspond to the main motor magnetic block in a sliding fit mode, the left end wall of the motor magnetic block cavity is fixedly connected with a press contact switch which can be in contact with the motor magnetic block, and a motor magnetic block spring is fixedly connected between the left end wall of the motor magnetic block cavity and the left end face of the motor magnetic block.
On the basis of the technical scheme, the lower end wall of the switching gear cavity is connected with a booster gear shaft which extends upwards into the switching gear cavity and downwards into the crank turntable cavity in a rotating and matching manner, the lower end surface of the booster gear shaft is fixedly connected with a crank turntable positioned in the crank turntable cavity, the lower end surface of the crank turntable is fixedly connected with a cylindrical pin, the cylindrical pin is connected with a piston push rod which extends rightwards into the air exhaust cavity in a rotating and matching manner, the right end surface of the piston push rod is hinged with a piston which is connected with the air exhaust cavity in a sliding and matching manner, the air exhaust cavity is fixedly connected with an air suction one-way valve positioned between the piston and the air suction cavity, the upper end surface of the booster gear shaft is fixedly connected with a booster gear positioned in the switching gear cavity, and the lower end wall of the wire wheel cavity is connected with a wire wheel main shaft which, the wire wheel cavity is internally provided with a wire wheel fixedly connected with the wire wheel main shaft, and the wire wheel gear cavity is internally provided with a wire wheel gear fixedly connected with the wire wheel main shaft.
On the basis of the technical scheme, the lower end wall of the gear cavity of the wire wheel is connected with a push rod gear shaft which extends downwards into the switching gear cavity and extends upwards into the gear cavity of the wire wheel in a rotating fit manner, the left side of the gear of the wire wheel is connected with an incomplete gear which is fixedly connected with the push rod gear shaft in a rotating fit manner, the lower end face of the push rod gear shaft is fixedly connected with a push rod gear which is positioned in the switching gear cavity and corresponds to the booster gear, the upper end wall of the conveying belt cavity is connected with a spline sleeve shaft which extends upwards into the switching gear cavity and extends downwards into the conveying belt cavity in a rotating fit manner, a spline sleeve shaft cavity which is communicated with the lower end wall of the switching gear cavity is arranged in the spline sleeve shaft, a switching slide block is connected in the switching slide block cavity in a sliding fit manner, the switching slider lower end face is connected with and extends downwards and runs through the switching gear chamber extremely spline shaft that spline shaft intracavity and spline shaft chamber spline fit connected.
On the basis of the technical scheme, a driving gear which is fixedly connected with the spline shaft and can be meshed with the push rod gear and the booster gear is arranged in the switching gear cavity, the lower end face of the motor is fixedly connected with a motor spindle which extends downwards into the conveyor belt cavity and is connected with the main body box in a rotating fit manner, the motor spindle and the spline sleeve shaft are connected with a conveyor belt positioned in the conveyor belt cavity in a power fit manner, a starting pull rope is fixedly connected between the upper end face of the limiting slider and the cleaning knob wire wheel, a triggering pull rope is fixedly connected between the lower end face of the triggering slider and the upper end face of the switching slider, a push rod pull rope is fixedly connected between the right end face of the sealing push rod and the wire wheel, the thrust of the triggering spring is greater than that of the switching spring, and the repulsion force between the main magnet of the motor and the motor, the rubber sheet is provided with a cross opening, and the rubber sheet can be opened only under the action of certain pressure.
The invention has the beneficial effects that: the automatic filling of the rubber plug can be realized through the sealing push rod, the cleaning efficiency is improved, quantitative liquid filling can be realized through the pushing of the sealing push rod, the water consumption for cleaning the heat transfer pipe is greatly reduced, and the working pressure intensity during cleaning of the pressure regulating knob adjustable device is utilized, so that the purpose of cleaning the heat transfer pipes with different lengths can be achieved, and the danger caused by overlarge pressure intensity during cleaning is also reduced.
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 structural diagram of a cleaning apparatus for a heat transfer tube of a pressure-adjustable heat exchanger according to the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
fig. 4 is an enlarged schematic view of the structure at C in fig. 1.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-4, for convenience of description, the following orientations will now be defined: 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.
As shown in fig. 1-4, the pressure-adjustable heat exchanger heat transfer tube cleaning device of the present invention comprises a main body box 10, a rubber plug cavity 12 with an upward opening is arranged in the main body box 10, a rubber plug through cavity 32 with a leftward opening is communicated with a lower end wall of the rubber plug cavity 12, a sealing push rod cavity 37 extending rightward is communicated with an upper end of a right end wall of the rubber plug through cavity 32, a quantitative cleaning liquid cavity 33 is communicated with a right end of the lower end wall of the rubber plug through cavity 32, a water outlet pipe 35 is fixedly connected between a right end of the lower end wall of the sealing push rod cavity 37 and a lower end of the right end wall of the quantitative cleaning liquid cavity 33, a water outlet check valve 38 is fixedly connected in the water outlet pipe 35, a rubber sheet 82 of the water outlet check valve 38 located on the lower side is fixedly connected in the water outlet pipe 35, a limiting slide block cavity 61 located on the left side of the rubber, the lower end wall of the rubber plug through cavity 32 is communicated with a trigger slide block cavity 66 positioned at the left side of the quantitative cleaning liquid cavity 33, the rubber plug cavity 12 is connected with a plurality of rubber plugs 64 in a sliding fit manner, an annular limiting groove 69 with an outward opening is arranged in each rubber plug 64, the sealing push rod cavity 37 is connected with a sealing push rod 31 in a sliding fit manner, a sealing push rod spring 36 is fixedly connected between the right end surface of the sealing push rod 31 and the right end wall of the sealing push rod cavity 37, a limiting slide block 60 capable of corresponding to the limiting groove 69 is connected in the limiting slide block cavity 61 in a sliding fit manner, a limiting spring 63 is fixedly connected between the upper end surface of the limiting slide block 60 and the upper end wall of the limiting slide block cavity 61, a trigger slide block 65 is connected in a sliding fit manner in the trigger slide block cavity 66, and a trigger spring 68 is fixedly connected, the upper side of the sealed push rod cavity 37 is provided with a cleaning liquid cavity 11, and the right end of the lower end wall of the cleaning liquid cavity 11 is fixedly connected with a water inlet pipeline 28 between the right end of the upper end wall of the sealed push rod cavity 37.
In addition, in one embodiment, the water inlet pipeline 28 is internally and fixedly connected with a water inlet check valve 29, the right side of the cleaning solution cavity 11 is provided with a pressure cavity 27, a pressure channel 34 located on the lower side of the sealing push rod cavity 37 is fixedly connected between the right end of the lower end wall of the pressure cavity 27 and the lower end of the right end wall of the rubber plug through cavity 32, the lower side of the pressure cavity 27 is provided with a cleaning line wheel cavity 41, the right end of the upper end wall of the pressure cavity 27 is communicated with a pressure piston air cavity 74, the upper end wall of the pressure piston air cavity 74 is communicated with a pressure regulating cavity 25, the left end wall of the pressure regulating cavity 25 is communicated with a motor magnetic block cavity 75, the upper end wall of the pressure cavity 27 is communicated with an air inlet cavity 71 located on the left side of the pressure regulating cavity 25, the air inlet cavity 71 is internally and fixedly connected with an air inlet check valve 83, the terminal intercommunication in chamber 59 front end wall right side of bleeding is equipped with the chamber 72 of breathing in to the back of opening, chamber 59 left end wall intercommunication of bleeding is equipped with crank carousel chamber 52, crank carousel chamber 52 upside is equipped with switching gear chamber 45, switching gear chamber 45 downside is equipped with and is located the left conveyer belt chamber 48 in crank carousel chamber 52, switching gear chamber 45 upper end wall intercommunication is equipped with switches slider chamber 42, switching gear chamber 45 upside is equipped with and is located switch pulley chamber 17 on slider chamber 42 right side, pulley gear chamber 17 upside is equipped with line wheel chamber 20, conveyer belt chamber 48 upside be equipped with main part case 10 fixed connection just is located switch the left motor 14 in gear chamber 45.
In addition, in one embodiment, the right end wall of the cleaning line wheel cavity 41 is connected with a cleaning line wheel spindle 79 which extends leftwards into the cleaning line wheel cavity 41 and rightwards into the outside in a rotating fit manner, the left end face of the cleaning line wheel spindle 79 is fixedly connected with a cleaning knob line wheel 40 which is positioned in the cleaning line wheel cavity 41, the right end face of the cleaning line wheel spindle 79 is fixedly connected with a cleaning knob 30 which is positioned in the outside in a rotating fit manner, the upper end wall of the pressure regulating cavity 25 is connected with a lead screw 24 which extends downwards into the pressure regulating cavity 25 and extends upwards into the outside in a rotating fit manner, the upper end face of the lead screw 24 is fixedly connected with a pressure regulating knob 22 which is positioned in the outside in a rotating fit manner, the pressure regulating cavity 25 is connected with a lead screw nut 26 which is in threaded fit connection with the lead screw 24 in a sliding fit manner, the pressure piston 73 which is positioned on the lower side of the lead, a pressure spring 80 is fixedly connected between the upper end surface of the pressure piston 73 and the lower end surface of the screw nut 26, a motor magnet 77 capable of corresponding to the motor main magnet 81 is connected in the motor magnet cavity 75 in a sliding fit manner, a press contact switch 76 capable of contacting with the motor magnet 77 is fixedly connected to the left end wall of the motor magnet cavity 75, and a motor magnet spring 78 is fixedly connected between the left end wall of the motor magnet cavity 75 and the left end surface of the motor magnet 77.
In addition, in one embodiment, a booster gear shaft 57 extending upward into the switching gear chamber 45 and downward into the crank turntable chamber 52 is connected to the lower end wall of the switching gear chamber 45 in a rotationally fitted manner, a crank turntable 58 located in the crank turntable chamber 52 is fixedly connected to the lower end surface of the booster gear shaft 57, a cylindrical pin 51 is fixedly connected to the lower end surface of the crank turntable 58, a piston push rod 53 extending rightward into the air suction chamber 59 is connected to the cylindrical pin 51 in a rotationally fitted manner, a piston 54 connected to the air suction chamber 59 in a sliding manner is hinged to the right end surface of the piston push rod 53, an air suction check valve 70 located between the piston 54 and the air suction chamber 72 is fixedly connected to the inner end surface of the booster gear shaft 57, a booster gear 56 located in the switching gear chamber 45 is fixedly connected to the upper end surface of the booster gear shaft 57, and a line wheel chamber 20 is connected to the lower end wall of the line wheel chamber 20 in a rotationally fitted manner, and extends The wire wheel gear cavity 17 is internally provided with a wire wheel main shaft 21, the wire wheel cavity 20 is internally provided with a wire wheel 19 fixedly connected with the wire wheel main shaft 21, and the wire wheel gear cavity 17 is internally provided with a wire wheel gear 23 fixedly connected with the wire wheel main shaft 21.
In addition, in an embodiment, the rotation fit connection in the lower end wall of the gear cavity 17 of the pulley is downward extended to the switching gear cavity 45 and upward extended to the push rod gear shaft 43 in the gear cavity 17 of the pulley, the power fit connection in the left side of the gear 23 of the pulley is connected with the incomplete gear 18 fixedly connected with the push rod gear shaft 43, the lower end face fixedly connected with of the push rod gear shaft 43 is located in the switching gear cavity 45 and the push rod gear 55 corresponding to the boost gear 56, the rotation fit connection in the upper end wall of the conveyer cavity 48 is upward extended to the switching gear cavity 45 and downward extended to the spline sleeve shaft 49 in the conveyer cavity 48, the spline sleeve shaft 49 is internally provided with a spline sleeve shaft cavity 50 communicated with the lower end wall of the switching gear cavity 45, the rotation fit connection in the switching slider cavity 42 is provided with the switching slider 15, the upper end face of the switching slider 15 and the upper end wall of the switching slider cavity 42 are fixedly connected with the 16, the terminal surface normal running fit is connected with down to extend through under switching slider 15 switch gear chamber 45 extremely in the spline housing shaft cavity 50 and with spline shaft 46 that spline fit is connected in spline housing shaft cavity 50.
In addition, in one embodiment, a driving gear 44 fixedly connected with the spline shaft 46 and capable of meshing with the push rod gear 55 and the pressure increasing gear 56 is arranged in the switching gear cavity 45, a motor spindle 13 which extends downwards into the conveyor belt cavity 48 and is rotatably connected with the main body box 10 is fixedly connected with the lower end surface of the motor 14, a conveyor belt 47 positioned in the conveyor belt cavity 48 is connected between the motor spindle 13 and the spline sleeve shaft 49 in a power fit manner, a starting pull rope 62 is fixedly connected between the upper end surface of the limit slider 60 and the cleaning knob reel 40, a triggering pull rope 67 is fixedly connected between the lower end surface of the triggering slider 65 and the upper end surface of the switching slider 15, a push rod pull rope 39 is fixedly connected between the right end surface of the sealing push rod 31 and the reel 19, and the thrust of the triggering spring 68 is greater than the thrust of the switching spring 16, the repulsive force between the motor main magnetic block 81 and the motor magnetic block 77 is greater than the thrust of the motor magnetic block spring 78, and the rubber sheet 82 is provided with a cross opening and can be opened only under the action of certain pressure.
The applicant will now specifically describe a variable pressure heat exchanger tube cleaning apparatus of the present application with reference to the accompanying figures 1-4 and the description above: in an initial state, the rubber plug cavity 12 is filled with the rubber plug 64, the rubber plug through cavity 32 is not filled with the rubber plug 64, so that the trigger spring 68 is in an extension state, the thrust of the trigger spring 68 overcomes the thrust of the switch spring 16 to enable the switch slider 15 to move upwards, the switch slider 15 drives the driving gear 44 to move upwards through the spline shaft 46 to enable the driving gear 44 to be meshed with the push rod gear 55, the lower end face of the pressure piston 73 is attached to the lower end wall of the pressure adjusting cavity 25, so that the motor main magnetic block 81 is separated from the motor magnetic block 77, the motor magnetic block 77 is separated from the press contact switch 76 by the thrust of the motor magnetic block spring 78, the cleaning solution cavity 11 is filled with cleaning solution, and the cleaning solution flows into the sealing push rod cavity 37 from the water inlet pipe 28 under the action of gravity until; when the washing machine starts to work, the motor 14 is started to drive the motor spindle 13 to rotate, the motor spindle 13 drives the spline sleeve shaft 49 to rotate through the conveyor belt 47, the spline sleeve shaft 49 drives the driving gear 44 to rotate through the spline shaft 46, so that the push rod gear 55 is driven to rotate, the push rod gear 55 drives the incomplete gear 18 to rotate through the push rod gear shaft 43, so that the wire wheel gear 23 is driven to rotate, the wire wheel gear 23 drives the wire wheel 19 to rotate through the wire wheel spindle 21, so that the push rod pull rope 39 is tensioned, the pulling force of the push rod pull rope 39 overcomes the pushing force of the sealing push rod spring 36 to enable the sealing push rod 31 to move rightwards, at the moment, the washing liquid in the sealing push rod cavity 37 is extruded by the sealing push rod 31 to generate pressure, so that the rubber sheet 82 is in an open; when the sealing push rod 31 completely enters the sealing push rod cavity 37, the quantitative cleaning liquid cavity 33 is just filled with cleaning liquid, the rubber plug 64 in the rubber plug cavity 12 falls into the rubber plug through cavity 32 under the action of gravity, the left end surface of the sealing push rod 31 is abutted against the rubber plug 64, the incomplete gear 18 is just disengaged from the wheel gear 23, the sealing push rod 31 moves leftwards, so that the cleaning liquid in the cleaning liquid cavity 11 under the strong action of pressure enters the sealing push rod cavity 37 from the water inlet pipeline 28 to be filled, and meanwhile, the sealing push rod 31 moves leftwards to drive the rubber plug 64 in the rubber plug through cavity 32 to move leftwards; when the rubber plug 64 moves leftwards until the limiting slide block 60 just enters the limiting groove 69, the limiting slide block 60 limits the rubber plug 64 to move leftwards, the rubber plug through cavity 32, the quantitative cleaning liquid cavity 33, the water outlet pipeline 35 and the pressure cavity 27 form a sealing state, meanwhile, the trigger slide block 65 completely enters the trigger slide block cavity 66, so that the trigger pull rope 67 is in a loosening state, the switching slide block 15 moves downwards under the thrust of the switching spring 16, the switching spring 16 drives the driving gear 44 to move downwards through the spline shaft 46 and just meshes with the booster gear 56, so that the booster gear 56 is driven to rotate, the booster gear 56 drives the crank turntable 58 to rotate through the booster gear shaft 57, the crank turntable 58 rotates the cylindrical pin 51 around the booster gear shaft 57, so that the piston 54 is driven to reciprocate leftwards and rightwards in the air exhaust cavity 59 through the piston push rod 53, so that the outside air is sucked from the air suction cavity 72 through the, The air inlet cavity 71 and the air inlet one-way valve 83 enter the pressure cavity 27, so that the purpose of increasing the pressure in the pressure cavity 27 by air suction through the air suction cavity 59 is achieved; when the pressure in the pressure chamber 27 is gradually increased, the pressure piston 73 is acted by the pressure to overcome the pushing force of the pressure spring 80 to move upwards, when the pressure piston 73 moves upwards until the main magnet block 81 of the motor just corresponds to the magnet block 77 of the motor, at this time, the repulsive force between the main magnet block 81 of the motor and the magnet block 77 of the motor overcomes the pushing force of the magnet block spring 78 of the motor to move the magnet block 77 of the motor leftwards and contact the press contact switch 76, so that the motor is turned off, at this time, the left end part of the rubber plug 64 which is positioned outside is plugged into the heat exchanger pipe, then the cleaning knob 30 is rotated, the cleaning knob 30 drives the cleaning knob reel 40 to rotate through the main shaft 79 of the cleaning reel, so that the start pull rope 62 is tensioned, the limit slider 60 overcomes the pushing force of the limit spring 63 to move upwards, when the limit slider 60 is completely separated from the limit groove 69, due to the pressure, the cleaning liquid in, the purpose of cleaning the interior of the heat exchanger pipeline is achieved, and the device automatically carries out the next filling, liquid filling and pressurization along with the moving-out of the previous rubber plug 64, so that the work of cleaning the heat exchanger pipeline is more coherent; when the working pressure of the device is required to be adjusted, the pressure adjusting knob 22 is rotated, the pressure adjusting knob 22 rotates to enable the screw nut 26 to move up and down through the screw rod 24, and therefore the thrust of the pressure spring 80 between the screw nut 26 and the pressure piston 73 is increased or reduced, and the purpose of adjusting the working pressure of the device is achieved.
The invention has the beneficial effects that: the automatic filling of the rubber plug can be realized through the sealing push rod, the cleaning efficiency is improved, quantitative liquid filling can be realized through the pushing of the sealing push rod, the water consumption for cleaning the heat transfer pipe is greatly reduced, and the working pressure intensity during cleaning of the pressure regulating knob adjustable device is utilized, so that the purpose of cleaning the heat transfer pipes with different lengths can be achieved, and the danger caused by overlarge pressure intensity during cleaning is also reduced.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (6)
1. The utility model provides a pressure-adjustable heat exchanger heat-transfer pipe belt cleaning device, includes the main part case, its characterized in that: the rubber plug cavity with an upward opening is arranged in the main box, the lower end wall of the rubber plug cavity is communicated with a rubber plug cavity with a leftward opening, the upper end of the right end wall of the rubber plug cavity is communicated with a sealing push rod cavity extending rightwards, the right end of the right end wall of the lower end wall of the rubber plug cavity is communicated with a quantitative cleaning liquid cavity, a water outlet pipeline is fixedly connected between the right end of the right end wall of the sealing push rod cavity and the lower end of the right end wall of the quantitative cleaning liquid cavity, a water outlet one-way valve is fixedly connected in the water outlet pipeline, a rubber sheet positioned on the lower side of the water outlet one-way valve is fixedly connected in the water outlet pipeline, the upper end wall of the rubber plug cavity is communicated with a limiting slider cavity positioned on the left side of the rubber plug cavity, the lower end wall of the rubber plug cavity is communicated with a triggering, be equipped with the outside annular spacing groove of opening in the rubber buffer, sealed push rod intracavity sliding fit is connected with sealed push rod, sealed push rod right-hand member face with fixedly connected with sealed push rod spring between the sealed push rod chamber right end wall, spacing slider intracavity sliding fit be connected with can with the spacing slider that the spacing groove corresponds, spacing slider up end with fixedly connected with spacing spring between the spacing slider chamber upper end wall, sliding fit is connected with trigger block in the trigger block chamber, trigger block down the terminal surface with fixedly connected with trigger spring between the trigger block chamber lower extreme wall, sealed push rod chamber upside is equipped with the washing liquid chamber, washing liquid chamber lower end wall right side end with fixedly connected with inlet pipe way between the sealed push rod chamber upper end wall right side end.
2. A device for cleaning a heat transfer tube of a variable pressure heat exchanger according to claim 1, wherein: the cleaning device is characterized in that a water inlet check valve is fixedly connected in the water inlet pipeline, a pressure cavity is arranged on the right side of the cleaning liquid cavity, a pressure channel is fixedly connected between the right end of the right side of the lower end wall of the pressure cavity and the lower end of the lower end wall of the right end wall of the rubber plug through cavity, the lower side of the pressure cavity is provided with a cleaning line wheel cavity, the right end of the right side of the upper end wall of the pressure cavity is communicated with a pressure piston air cavity, the upper end wall of the pressure piston air cavity is communicated with a pressure regulating cavity, the left end wall of the pressure regulating cavity is communicated with a motor magnetic cavity, the upper end wall of the pressure cavity is communicated with an air inlet cavity positioned on the left side of the pressure regulating cavity, an air inlet check valve is fixedly connected in the air inlet cavity, the upper end wall of the air inlet cavity is communicated with an air outlet cavity positioned on the, crank carousel chamber upside is equipped with the switching gear chamber, switching gear chamber downside is equipped with and is located the left conveyer belt chamber in crank carousel chamber, switching gear chamber upper end wall intercommunication is equipped with the switching slider chamber, switching gear chamber upside is equipped with and is located the line wheel gear chamber on switching slider chamber right side, line wheel gear chamber upside is equipped with the line wheel chamber, conveyer belt chamber upside be equipped with main part case fixed connection just is located switch the left motor in gear chamber.
3. A device for cleaning heat transfer tubes of a pressure adjustable heat exchanger according to claim 2, wherein: the cleaning wire wheel cavity right end wall internal rotation fit is connected with a cleaning wire wheel main shaft which extends leftwards to the cleaning wire wheel cavity and rightwards to the outside, the cleaning wire wheel main shaft left end face is fixedly connected with a cleaning knob wire wheel which is positioned in the cleaning wire wheel cavity, the cleaning wire wheel main shaft right end face is fixedly connected with a cleaning knob which is positioned in the outside, the pressure regulating cavity upper end wall internal rotation fit is connected with a lead screw which extends downwards to the pressure regulating cavity and extends upwards to the outside, the lead screw upper end face is fixedly connected with a pressure regulating knob which is positioned in the outside, the pressure regulating cavity internal sliding fit is connected with a lead screw nut which is connected with the lead screw in a threaded fit manner, the pressure regulating cavity internal sliding fit is connected with a pressure piston which is positioned on the lower side of the lead screw, the pressure piston upper end face is fixedly connected with a, the motor magnetic block cavity is connected with a motor magnetic block which can correspond to the main motor magnetic block in a sliding fit mode, the left end wall of the motor magnetic block cavity is fixedly connected with a press contact switch which can be in contact with the motor magnetic block, and a motor magnetic block spring is fixedly connected between the left end wall of the motor magnetic block cavity and the left end face of the motor magnetic block.
4. A device for cleaning heat transfer tubes of a pressure adjustable heat exchanger according to claim 2, wherein: the lower end wall of the switching gear cavity is connected with a booster gear shaft which extends upwards into the switching gear cavity and downwards into the crank turntable cavity in a rotating and matching manner, the lower end surface of the booster gear shaft is fixedly connected with a crank turntable positioned in the crank turntable cavity, the lower end surface of the crank turntable is fixedly connected with a cylindrical pin, the cylindrical pin is connected with a piston push rod which extends rightwards into the air pumping cavity in a rotating and matching manner, the right end surface of the piston push rod is hinged with a piston which is connected with the air pumping cavity in a sliding and matching manner, the air pumping cavity is fixedly connected with an air suction one-way valve positioned between the piston and the air suction cavity, the upper end surface of the booster gear shaft is fixedly connected with a booster gear positioned in the switching gear cavity, and the lower end wall of the wire wheel cavity is connected with a wire wheel main shaft which extends, the wire wheel cavity is internally provided with a wire wheel fixedly connected with the wire wheel main shaft, and the wire wheel gear cavity is internally provided with a wire wheel gear fixedly connected with the wire wheel main shaft.
5. A device for cleaning heat transfer tubes of a pressure adjustable heat exchanger according to claim 2, wherein: the lower end wall of the wire wheel gear cavity is connected with a push rod gear shaft which extends downwards into the switching gear cavity and extends upwards into the wire wheel gear cavity in a rotating fit manner, the left side of the wire wheel gear is connected with an incomplete gear which is fixedly connected with the push rod gear shaft in a rotating fit manner, the lower end face of the push rod gear shaft is fixedly connected with a push rod gear which is positioned in the switching gear cavity and corresponds to the booster gear, the upper end wall of the conveying belt cavity is connected with a spline sleeve shaft which extends upwards into the switching gear cavity and extends downwards into the conveying belt cavity in a rotating fit manner, a spline sleeve shaft cavity which is communicated with the lower end wall of the switching gear cavity is arranged in the spline sleeve shaft, a switching slider is connected in the switching slider cavity in a sliding fit manner, and a switching spring is fixedly connected between the upper end face of the, the switching slider lower end face is connected with and extends downwards and runs through the switching gear chamber extremely spline shaft that spline shaft intracavity and spline shaft chamber spline fit connected.
6. The apparatus according to claim 5, wherein: a driving gear which is fixedly connected with the spline shaft and can be meshed with the push rod gear and the booster gear is arranged in the switching gear cavity, the lower end face of the motor is fixedly connected with a motor spindle which extends downwards into the conveyor belt cavity and is connected with the main body box in a rotating fit manner, the motor spindle and the spline sleeve shaft are connected with a conveyor belt positioned in the conveyor belt cavity in a power fit manner, a starting pull rope is fixedly connected between the upper end face of the limiting slider and the cleaning knob wire wheel, a triggering pull rope is fixedly connected between the lower end face of the triggering slider and the upper end face of the switching slider, a push rod pull rope is fixedly connected between the right end face of the sealing push rod and the wire wheel, the thrust of the triggering spring is greater than that of the switching spring, and the repulsion force between the motor main magnetic block and the motor magnetic block, the rubber sheet is provided with a cross opening, and the rubber sheet can be opened only under the action of certain pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010864438.XA CN111981896A (en) | 2020-08-25 | 2020-08-25 | Pressure-adjustable heat exchanger heat transfer pipe cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010864438.XA CN111981896A (en) | 2020-08-25 | 2020-08-25 | Pressure-adjustable heat exchanger heat transfer pipe cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111981896A true CN111981896A (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010864438.XA Withdrawn CN111981896A (en) | 2020-08-25 | 2020-08-25 | Pressure-adjustable heat exchanger heat transfer pipe cleaning device |
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| Country | Link |
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| CN (1) | CN111981896A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112963673A (en) * | 2021-01-30 | 2021-06-15 | 上海淼勋展览服务有限公司 | On-spot safety monitoring device of exhibitions |
-
2020
- 2020-08-25 CN CN202010864438.XA patent/CN111981896A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112963673A (en) * | 2021-01-30 | 2021-06-15 | 上海淼勋展览服务有限公司 | On-spot safety monitoring device of exhibitions |
| CN112963673B (en) * | 2021-01-30 | 2022-05-27 | 上海淼勋展览服务有限公司 | On-spot safety monitoring device of exhibitions |
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Application publication date: 20201124 |