CN210003477U - hose pump for improving water flow of natural circulation type water heating boiler and water heating boiler - Google Patents
hose pump for improving water flow of natural circulation type water heating boiler and water heating boiler Download PDFInfo
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- CN210003477U CN210003477U CN201920428365.2U CN201920428365U CN210003477U CN 210003477 U CN210003477 U CN 210003477U CN 201920428365 U CN201920428365 U CN 201920428365U CN 210003477 U CN210003477 U CN 210003477U
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Abstract
The application discloses a hose pump for improving water flow of a natural circulation type water heating boiler and the water heating boiler, which comprises a rotating part and a pressurizing part, wherein the rotating part comprises a driving motor and a driving shaft arranged on the driving motor, the driving shaft is connected with a fixed hole arranged on a circular cam, a bearing is connected on the outer peripheral surface of the circular cam, the fixed hole is eccentrically arranged on the circular cam, the circular cam rotates eccentrically when the driving shaft rotates, the pressurizing part comprises a movable plate arranged between the bearing and a circulation hose, the circular cam pushes and presses an abutting surface of the movable plate when rotating eccentrically, so that the pressurizing surface of the movable plate pressurizes the side of the circulation hose, the movable plate of the pressurizing part is pressed by the eccentric rotation of the rotating part, the pressurizing surface presses the outer peripheral surface of the circulation hose to narrow or restore the diameter of the circulation hose, and the diameter variation difference of the circulation hose generates pressure difference in the circulation hose to form water flow, thereby improving the water flow of.
Description
Technical Field
The utility model relates to a hot-water heating boiler technical field especially relates to hose pump and hot-water heating boiler who improves natural circulation formula hot-water heating boiler rivers.
Background
The hot-water heating mattress is a mattress which heats water stored in a water tub using a heater of a hot-water heating boiler, and supplies and circulates the generated hot water to a circulation pipe provided inside the hot-water heating mattress. Compared with the existing electric heating pad with the built-in electric heating body, the water heating pad has the advantage that the danger of fire, electric leakage and the like caused by harmful electronic waves and resistance wires can be eliminated.
The conventional water heating mattress is constructed such that water circulation in the water heating mattress is performed by using a water heating boiler, which generally employs a natural circulation type water heating boiler, the natural circulation type water heating boiler is generally constructed by a water tub, a check valve, a heater, and a power supply device, the natural circulation is constructed such that water is heated and vaporized portion by the heater to form an expansion pressure as a motive power for hot water circulation, when the expansion pressure is increased to a predetermined value of , hot water is discharged to the circulation pipe inside the water heating mattress, the hot water flowing through the water heating mattress is changed into low-temperature water and then discharged to the water tub, and water in the water tub is supplied to the heater again to perform natural circulation.
However, the water is circulated by using the expansion pressure, the flowing speed of the water is too slow, so that cycles of the water are circulated in the water heating pad for a long time, and the product performance is not high.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides hose pumps and water heating boilers for improving water flow of natural circulation type water heating boilers, wherein the movable plate of the pressurizing part is pressed by eccentric rotation of the rotating part, the pressurizing surface presses the outer peripheral surface of the circulation hose to narrow/restore the diameter of the circulation hose, so that the diameter variation difference of the circulation hose generates pressure difference in the circulation hose to form water flow, and the water flow of the natural circulation type water heating boilers is improved.
provides a hose pump for improving water flow of a natural circulation water heating boiler, comprising a rotary part and a pressurizing part, wherein the rotary part comprises a driving motor and a driving shaft arranged on the driving motor, the driving shaft is connected with a fixed hole arranged on a circular cam, a bearing is connected on the outer circumferential surface of the circular cam, the fixed hole is eccentrically arranged on the circular cam, the circular cam rotates eccentrically when the driving shaft rotates, the pressurizing part comprises a movable plate arranged between the bearing and a circulation hose, the bearing pushes the abutting surface of the movable plate when the circular cam rotates eccentrically to press the pressing surface of the movable plate to the side of the circulation hose, a reset mechanism is arranged on the side of the movable plate, the reset mechanism comprises a hinge and a coil spring, and after the movable plate completes the pressing action, the pressing surface returns to the original position along with the eccentric rotation of the circular cam.
, when the hose pump acts on the separated water heating boiler, the circular cam of each rotary part corresponds to two pressurizing parts, the movable plates of the two pressurizing parts are arranged on two sides of the corresponding circular cam by taking the center line of the corresponding circular cam as a symmetry axis, and the two pressurizing parts alternately suck.
, a th pressurizing projection projecting toward the circulation hose is provided on the side of the outer peripheral surface of the pressurizing surface of the movable plate.
, the th pressing protrusion is a hemisphere.
, the rotating part and the pressurizing part are both mounted on the upper end surface of the bracket, and the side or both sides of the upper end surface of the bracket are provided with guide walls which support side surfaces of the circulating hose on the opposite side to the pressurizing surface of the movable plate.
, the inner wall of the guide wall is provided with a second pressing protrusion protruding toward the circulation hose.
, the drive motor is selected from electric motor, stepper motor, and geared motor.
provides natural circulation water heating boilers, which comprises a water bucket, a heater, a check valve and the hose pump, wherein the hose pump is arranged between a drain hole of the water bucket and a water inlet of the heater, and the check valve is respectively arranged at the front end part of the water inlet side of the hose pump and the rear end part of the water outlet side of the hose pump.
In the above-mentioned technical means of the embodiment of the present application, the water flow of the natural circulation type water heating boiler is improved by pressing the movable plate of the pressing part by the eccentric rotation of the rotating part and pressing the pressing surface against the outer circumferential surface of the circulation hose to narrow or restore the diameter of the circulation hose, so that the difference in the diameter variation of the circulation hose generates a pressure difference in the circulation hose to form a water flow, and the use number of the driving motors can be reduced to 1/2 as compared with the conventional impeller type circulation pump, thereby not only saving the initial manufacturing cost, but also reducing the after-sales service costs such as the replacement of parts and the like and greatly improving the maintenance workability by driving the two pressing parts to operate under the driving of rotating part driving motors, thereby realizing the low manufacturing cost in the manufacturing of the separate type water heating pad.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic perspective view of kinds of hose pumps for improving water flow of a natural circulation type water heating boiler according to an embodiment of the present application;
FIG. 2 is a schematic plan view of the working position according to FIG. 1;
fig. 3 is a schematic view of the operation state of the movable plate according to fig. 2 without pushing the circulation hose;
FIG. 4 is a schematic view of the movable plate pushing against the circulating hose according to FIG. 2;
FIG. 5 is a schematic structural diagram of a drive motor of hose pumps for improving water flow of a natural circulation water heating boiler according to an embodiment of the present application;
fig. 6 is a schematic view showing a rotary part of kinds of hose pumps for improving water flow of a natural circulation type water heating boiler according to an embodiment of the present application.
Description of the reference numerals
300: a rotating part, 310: a bearing, 320: a circular cam, 321: a fixed hole, 330: a driving motor, 331: a driving shaft, 400: a pressing part, 410: a movable plate, 411: an abutting surface, 412: a pressing surface, 413: an th pressing protrusion, 420: a hinge, 430: a coil spring, 500: a bracket, 510: a guide wall, 511: a second pressing protrusion.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application , rather than all embodiments.
In order to solve the technical problem that the natural circulation type boiler for warming water in the prior art circulates water by using a pressure difference caused by a heating temperature, and thus the flow speed of water is too slow, so that cycles of water circulating around a pad for warming water take a long time, resulting in the performance degradation of products, embodiments of the present application provide kinds of hose pumps for improving the flow of water in the natural circulation type boiler for warming water, referring to fig. 1, including a rotating part 300 and a pressurizing part 400, wherein,
as shown in fig. 5 to 6, the rotary part 300 includes a driving motor 330 and a driving shaft 331 installed at the driving motor 330, the driving shaft 331 is connected to a fixing hole 321 installed at a circular cam 320, a bearing 310 is connected to an outer circumferential surface of the circular cam 320, the fixing hole 321 is eccentrically installed at the circular cam 320, and the circular cam 320 eccentrically rotates when the driving shaft 331 rotates.
The driving shaft 331 is allowed to pass through the fixing hole 321 provided in the circular cam 320 to be connected thereto, and the fixing hole 321 is formed at a position eccentrically shifted in directions from the center point of the surface of the circular cam 320, so that the circular cam 320 eccentrically rotates when the driving shaft 331 rotates.
The pressurizing unit 400 includes a movable plate 410 provided between the bearing 310 and the circulation hose, and when the circular cam 320 eccentrically rotates, the bearing 310 presses the contact surface 411 of the movable plate 410, and the pressurizing surface 412 of the movable plate 410 is pressurized toward of the circulation hose;
a return mechanism including a hinge 420 and a coil spring 430 is provided on the side of the movable plate 410, and the pressing surface 412 returns to its original position in accordance with the eccentric rotation of the circular cam 320 after the movable plate 410 completes the pressing operation.
When the circular cam 320 eccentrically rotates, the bearing 310 pushes the movable plate 410, the contact surface 411 of the movable plate 410 enables the opposite pressure surface 412 to press the side of the circulation hose, the diameter of the circulation hose is narrowed under the action of the pressure surface, after the movable plate 410 completes the pressure action, the pressure surface 412 returns to the original position along with the eccentric rotation of the circular cam 320, the diameter of the circulation hose is restored, the diameter change difference of the circulation hose enables the pressure difference to be generated in the circulation hose to form water flow, the water flow of the natural circulation type water heating boiler is improved, and the technical problem of slow water flow speed is solved.
In the embodiment, when the hose pump is applied to a separate type boiler, that is, when the boiler includes a plurality of sets of circulation hoses, in order to improve the water flow of the natural circulation type boiler, as shown in fig. 1-2, each set of circulation hoses is required to be equipped with pressing portions 400, and in order to achieve low manufacturing cost, the two pressing portions 400 share circular cams 320 of the rotary 300, the structure is that the movable plates 410 of the two pressing portions 400 are symmetrically disposed on both sides of the corresponding circular cam 320 with the center line of the corresponding circular cam 320 as a symmetry axis, and the two pressing portions 400 alternately perform suction, and the two movable plates 410 are symmetrically disposed on both sides of the circular cam 320, and the two movable plates 410 alternately operate to push the respective circulation hoses, respectively, so that driving motors 330 drive the two pressing portions 400 to operate, and the number of the driving motors 330 is reduced by half, thereby saving the initial manufacturing cost, reducing the parts replacement after service, and greatly improving the maintenance cost.
In the specific example , in order to improve the pushing performance of the movable plate 410 against the circulation hose, as shown in fig. 3-4, a side of the outer peripheral surface of the pressing surface 412 of the movable plate 410 is provided with a pressing protrusion 413 protruding toward the circulation hose, the contact surface 411 of the movable plate 410 is a flat surface, and the pressing protrusion 413 provided on the pressing surface 412 of the movable plate 410 is reduced in contact area with the circulation hose, thereby further reducing the diameter of the circulation hose.
5638 in the embodiment of , the shape of the pressing protrusion 413 is limited to , the pressing protrusion 413 is formed in a hemispherical shape, the hemispherical pressing protrusion 413 is smoothly contacted with the circulation hose, the pressing protrusion 413 is repeatedly contacted with the circulation hose during operation, so that damage to the circulation hose can be reduced and the service life can be increased, and the hemispherical pressing protrusion 413 is used to reduce the damage to the circulation hose and compress the circulation hose more easily, and the hemispherical pressing protrusion 413 is in point contact with the circulation hose when the hemispherical pressing protrusion 413 is just contacted with the circulation hose.
in the embodiment, the rotating part 300 and the pressurizing part 400 are both mounted on the upper end surface of the bracket 500, and the side or both sides of the upper end surface of the bracket 500 are provided with guide walls 510, and the guide walls 510 support side surfaces of the circulating hose on the opposite side corresponding to the pressurizing surface 412 of the movable plate 410.
The bracket 500 includes upper end surfaces and four support legs for supporting the upper end surfaces, the driving motor 330 is installed at the lower side of the upper end surfaces, the driving shaft 331 penetrates through the upper end surfaces, the circular cam 320 and the pressurizing part 400 are both arranged at the upper side of the upper end surfaces, the end of the movable plate 410 with the hinge 420 and the coil spring 430 is fixedly installed at the upper end surfaces, the side or both sides of the upper end surfaces of the bracket 500 are provided with guide walls 510 extending upwards, wherein the upwards extending direction is towards the side provided with the circulation hose, and the guide walls 510 are used for fixing the side of the circulation hose by fixed plates in the process that the movable plate 410 pushes the circulation hose, so that the pushing of the movable plate 410 to the circulation hose is more effective.
In order to better match the structure of the circulation hose, the joint of the guide wall 510 and the upper end surface can be in the shape of a circular arc, so that the shape of the guide wall 510 and the shape of the circulation hose can be more fitted, and the phenomenon that the gap between the guide wall 510 and the circulation hose is too large and the pushing effect is poor can be prevented.
In the specific embodiment , the inner wall of the guide wall 510 is provided with a second pressurizing protrusion 511 protruding toward the circulation hose, and the position of the second pressurizing protrusion 511 is set at a position corresponding to the position of the pressurizing protrusion 413, that is, when the pressurizing protrusion 413 acts on the circulation hose, the second pressurizing protrusion 511 protruding toward the circulation hose is set on the inner wall of the guide wall 510 directly opposite to the recess of the circulation hose, so that when the movable plate 410 pushes the circulation hose, the pressurizing protrusion 413 and the second pressurizing protrusion 511 act on the circulation hose at the same time, the circulation hose between the pressurizing protrusion 413 and the second pressurizing protrusion 511 can be crushed rapidly, the diameter of the circulation hose is narrowed, and after the movable plate 410 returns to its original position, the diameter of the circulation hose is restored again, and the circulation hose is restored after the diameter is narrowed by the movable plate 410, thereby generating a water flow based on the pressure difference in the circulation hose.
The type of the driving motor 330 is not particularly limited in this application, and the driving motor 330 may be any types of electric motor, stepping motor, and gear motor, or other types of motors capable of performing the above-mentioned functions.
The utility model provides a natural circulation formula hot-water heating boiler that hose pump can be applied to in this application for improve current natural circulation formula hot-water heating boiler's rivers.
the natural circulation type boiler for water heating comprises a water tank, a heater, a hose pump and a check valve, wherein a water level sensor is arranged in the water tank divided into or more water tanks, each water tank is provided with a water supply hole and a water discharge hole, the connection end of the water supply hole and the water discharge hole is connected with a circulation pipe of a single heating or separate heating structure, the heater is arranged on a pipeline between the water discharge hole and the circulation pipe and used for heating water flowing out of the water tank to a preset temperature, the hose pump is arranged between the water discharge hole and a water inlet of the heater and used for increasing the water flow speed, the check valve is respectively arranged at the front end part of the water inlet side of the hose pump and the rear end part of the water outlet side of the piston pump and used for enabling the water in the circulation pipe to circulate unidirectionally towards the water heating pad through the heater, the water tank is used for storing hot water circulating towards the inside of the water heating pad and recovered hot water, and the check valve is used for supplying water to the.
The natural circulation type water heating boiler is divided into a single heating water heating boiler and a separated water heating boiler, wherein the single heating boiler only comprises sets of circulating hoses, namely each hose pump only serves sets of circulating hoses, the separated water heating boiler comprises at least two sets of circulating hoses, each set of circulating hoses is respectively and independently provided with heaters and two check valves, however, two pressurizing parts 400 of the separated water heating boiler share circular cams 320 rotating 300, and specific structures in the embodiment are described and are not described herein.
The circulation pipe in the above embodiment is a soft circulation hose used in the portion of the pressurizing unit 400, and the material of the other portion of the circulation pipe is not particularly limited.
Hot water, which is heated by the heater and is stored in the water tub, is supplied to and circulated through the circulation pipe built in the warming-in-water pad, and the speed of the circulating water flow is improved by the hose pump.
In the above-mentioned technical means of the embodiment of the present invention, the problem of the slow water flow rate in the prior art is solved by using the hose pump in the natural circulation type water heating boiler, the eccentric rotation of the rotating part of the hose pump presses the movable plate of the pressing part, and the pressing surface presses the outer circumferential surface of the circulation hose to narrow or restore the diameter of the circulation hose, so that the difference in the diameter variation of the circulation hose generates a pressure difference in the circulation hose to form a water flow, thereby improving the water flow of the natural circulation type water heating boiler, and in addition, the rotating part driving motors can drive the two pressing parts to operate, thereby realizing a low manufacturing cost in manufacturing the separate type water heating pad, and compared with the conventional impeller type circulating pump, the number of the driving motors can be reduced to 1/2, thereby not only saving the initial manufacturing cost, but also reducing the after-sales service costs such as the replacement of parts, and greatly improving the operability of maintenance.
This application is intended to cover any variations, uses, or adaptations of the application following, in general, the -like principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains and as may be applied to the essential features hereinbefore set forth, the true scope and spirit of the application as indicated by the following claims.
Claims (8)
1, hose pump for improving water flow of natural circulation type water heating boiler, which is characterized in that it comprises a rotary part and a pressurizing part, wherein,
the rotating part comprises a driving motor and a driving shaft arranged on the driving motor, the driving shaft is connected with a fixing hole arranged on a circular cam, the outer peripheral surface of the circular cam is connected with a bearing, the fixing hole is eccentrically arranged on the circular cam, and the circular cam eccentrically rotates when the driving shaft rotates;
the pressure part comprises a movable plate arranged between the bearing and the circulation hose, and when the circular cam rotates eccentrically, the bearing presses the contact surface of the movable plate to enable the pressure surface of the movable plate to be pressurized towards the side of the circulation hose;
wherein a return mechanism is provided on the side of the movable plate, the return mechanism includes a hinge and a coil spring, and the pressing surface returns to a home position in accordance with the eccentric rotation of the circular cam after the movable plate completes the pressing operation.
2. The hose pump for improving water flow of a natural circulation type water heating boiler according to claim 1, wherein when the hose pump is applied to the split type water heating boiler, the circular cam of each of the rotating parts corresponds to two pressurizing parts, the movable plates of the two pressurizing parts are disposed on both sides of the corresponding circular cam with a center line of the corresponding circular cam as a symmetry axis, and the two pressurizing parts alternately perform pumping.
3. The hose pump for improving flow of a natural circulation type water heating boiler according to claim 1, wherein a th pressurizing protrusion protruding toward the circulation hose is provided on an side of an outer peripheral surface of the pressurizing surface of the movable plate.
4. A hose pump for improving water flow of a natural circulation water heating boiler in accordance with claim 3, wherein said th pressurizing protrusion has a hemispherical shape.
5. The hose pump for improving flow of a natural circulation type water heating boiler according to claim 1, wherein the rotation part and the pressurization part are installed at an upper end surface of a bracket, and guide walls are provided at side or both sides of the upper end surface of the bracket, the guide walls supporting side surfaces of the circulation hose at an opposite side corresponding to a pressurization surface of the movable plate.
6. A hose pump for improving flow of a natural circulation type water heating boiler according to claim 5, wherein a second pressurizing protrusion protruding toward the circulation hose is provided on an inner side wall of the guide wall.
7. The hose pump for improving water flow of a natural circulation water heating boiler according to claim 1, wherein the driving motor is selected from an electric motor, a stepping motor and a gear-driven motor.
8, Natural circulation type water heating boiler, characterized in that, it includes a water bucket, a heater, a check valve and the hose pump of any of claims 1-7, wherein, the hose pump is installed between the drain hole of the water bucket and the water inlet of the heater, the check valve is installed on the front end of the water inlet side of the hose pump and the back end of the water outlet side of the hose pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920428365.2U CN210003477U (en) | 2019-04-01 | 2019-04-01 | hose pump for improving water flow of natural circulation type water heating boiler and water heating boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920428365.2U CN210003477U (en) | 2019-04-01 | 2019-04-01 | hose pump for improving water flow of natural circulation type water heating boiler and water heating boiler |
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| CN210003477U true CN210003477U (en) | 2020-01-31 |
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| CN201920428365.2U Active CN210003477U (en) | 2019-04-01 | 2019-04-01 | hose pump for improving water flow of natural circulation type water heating boiler and water heating boiler |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882383A (en) * | 2019-04-01 | 2019-06-14 | 延边可喜安东洋电子有限公司 | A kind of peristaltic pump and hot water space heating boiler improving natural recirculating type hot water space heating boiler water flow |
| CN113390209A (en) * | 2021-07-07 | 2021-09-14 | 内蒙古大唐国际克什克腾煤制天然气有限责任公司 | Device and method for supplementing refrigerant to refrigerating system without pressurizing equipment in winter |
-
2019
- 2019-04-01 CN CN201920428365.2U patent/CN210003477U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882383A (en) * | 2019-04-01 | 2019-06-14 | 延边可喜安东洋电子有限公司 | A kind of peristaltic pump and hot water space heating boiler improving natural recirculating type hot water space heating boiler water flow |
| CN109882383B (en) * | 2019-04-01 | 2024-03-29 | 延边可喜安东洋电子有限公司 | Hose pump for improving water flow of natural circulation type water heating boiler and water heating boiler |
| CN113390209A (en) * | 2021-07-07 | 2021-09-14 | 内蒙古大唐国际克什克腾煤制天然气有限责任公司 | Device and method for supplementing refrigerant to refrigerating system without pressurizing equipment in winter |
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