CN220116358U - Pipeline scale preventing device - Google Patents

Abstract

The utility model discloses a pipeline scale preventing device. The pipeline scale preventing device comprises: the magnetic conduction assembly is suitable for being sleeved on the outer side of the pipeline, the magnetic conduction assembly penetrates through each group of coils, the plurality of group coils are arranged at intervals, the signal generator is electrically connected with at least one group of coils to form an electromagnetic field in the pipeline, the electromagnetic field acts on liquid in the pipeline, the generation of scale in the pipeline is reduced, the deposited scale in the pipeline is removed, and the scale prevention function of the pipeline is realized.

Description

Pipeline scale preventing device

Technical Field

The utility model relates to the technical field of pipeline scale prevention, in particular to a pipeline scale prevention device.

Background

Water resources are indispensable natural resources for human production and life, and along with the development of industry and the increase of population, the problem of water resource pollution is also more and more serious.

In the related art, wastewater discharged from industry and life needs to be treated so that the wastewater can be discharged after reaching standards, however, many impurities and sediments exist in the treated wastewater, and the impurities and sediments are easy to remain in a discharged pipeline to form scale, so that the inner diameter of the pipeline is reduced and even the pipeline is blocked.

Disclosure of Invention

The present utility model aims to solve, at least to some extent, one of the above technical problems in the prior art. Therefore, the utility model provides a pipeline scale preventing device for realizing the function of preventing scale of a pipeline.

According to an embodiment of the utility model, a pipeline scale preventing device comprises: the magnetic conduction assembly is suitable for being sleeved on the outer side of the pipeline; the magnetic conduction assembly penetrates through each group of coils, and the group of coils are arranged at intervals; and a signal generator electrically connected to the at least one set of coils.

According to the pipeline scale preventing device provided by the embodiment of the utility model, the magnetic conduction assembly is penetrated with the plurality of group coils which are arranged at intervals and sleeved outside the pipeline, the signal generator is electrically connected with at least one group coil so as to form an electromagnetic field in the pipeline, and the electromagnetic field acts on liquid in the pipeline to reduce the generation of scale in the pipeline, remove the scale deposited in the pipeline and realize the pipeline scale preventing function.

According to some embodiments of the utility model, the signal generator is electrically connected to a plurality of the set of coils and the plurality of the set of coils electrically connected to the signal generator are in forward parallel.

According to some embodiments of the utility model, the signal generator is electrically connected to a plurality of the set of coils, and the plurality of the set of coils electrically connected to the signal generator are in forward series.

According to some embodiments of the utility model, the magnetic conductive assembly is configured in a ring shape, and the plurality of group coils are spaced apart along a circumferential direction of the magnetic conductive assembly.

Further, the magnetic conduction assembly comprises a magnetic core ring, the magnetic core ring comprises a plurality of magnetic cores which are connected end to end in sequence, and any two adjacent magnetic cores are rotatably and/or detachably connected.

Further, the magnetic conduction assembly comprises a plurality of magnetic core rings, and the magnetic core rings are coaxially arranged at intervals.

Further, the group of coils comprises a shell, an inner framework and a coil, wherein the coil is wound on the inner framework, and the shell is covered on the outer sides of the coil and the inner framework.

Further, the shell comprises a body part and an end cover part which are detachably connected, the body part and the end cover part jointly define an installation space, the inner framework and the coil are arranged in the installation space, and the body part and the end cover part are suitable for limiting and matching with the inner framework.

Further, the group of coils further includes an insulating paste filling gaps among the outer case, the inner frame, and the coils.

According to some embodiments of the utility model, the signal generator is fixedly connected to the housing of one of the plurality of set of coils.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

FIG. 1 is a schematic view of a pipe scale control device according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of a magnetically permeable assembly and coil according to an embodiment of the utility model;

FIG. 3 is a schematic diagram of a magnetically permeable assembly according to an embodiment of the present utility model;

FIG. 4 is an exploded view of a housing according to an embodiment of the present utility model;

FIG. 5 is an exploded view of a housing according to another embodiment of the present utility model;

fig. 6 is a schematic diagram of an inner skeleton and coil according to an embodiment of the present utility model.

Reference numerals:

the magnetic conduction assembly 1, the magnetic core ring 11, the magnetic core 111, the fastener 112, the bolt 1121, the nut 1122, the group coil 2, the first group coil 201, the second group coil 202, the housing 21, the body portion 211, the limit chute 2111, the sub-body portion 2112, the first plug pin 2113, the first plug hole 2114, the first positioning hole 2115, the end cover 212, the first sub-end cover 2121, the second sub-end cover 2122, the inner frame 22, the guide block 221, the second positioning hole 222, the coil 23, the start end 231, the end 232, the signal generator 3, and the pipe scale preventing device 10.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may communicate with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

A pipeline scale preventing apparatus 10 according to an embodiment of the present utility model will be described in detail with reference to fig. 1 to 6.

Referring to fig. 1, the pipe scale preventing apparatus 10 includes: the magnetic conduction assembly 1, a plurality of group coils 2 and signal generator 3, the magnetic conduction assembly 1 is suitable for being sleeved outside the pipeline, each group coil 2 is worn by the magnetic conduction assembly 1, and a plurality of group coils 2 are arranged at intervals, the signal generator 3 is electrically connected with at least one group coil 2, the signal generator 3 can provide preset frequency, waveform and output level electric signals for the group coils 2 electrically connected with the signal generator 3, the signal generator 3 can be a high-frequency signal generator, and takes an LC oscillator as a main vibrator, the signal generator 3 can form a loop of an LC oscillating circuit by the electric signals with a preset frequency and the group coils 2 electrically connected with the signal generator 3 in operation, the group coils 2 generate high-frequency alternating current, an alternating electromagnetic field can be generated by the group coils 2 according to the magnetic effect of the current, the magnetic conduction assembly 1 can conduct magnetic conduction to form annular alternating electromagnetic fields and act on a solution in the pipeline, under the action of the alternating electromagnetic field, the molecular crystal lattice of sediment can be formed in the solution is destroyed to form new crystal nuclei, and then reordered to keep a suspension state, so as to avoid sediment crystallization on the inner wall of the pipeline, and simultaneously, the sediment crystallization and the formation of a dynamic scale can be represented by the dynamic scale dissolution process, and the scale dissolution process is not changed, and the scale can be represented by the dynamic scale dissolution process:(crystals), that is, calcium carbonate solids scaling in the pipe can be reduced while new crystals are formed under the action of an alternating electromagnetic field, thereby reducing the formation of scale in the pipe, removing scale deposited in the pipe, preventing the pipe from being attached by scale, and preventing the pipe from having a small inner diameter and clogging.

It should be noted that, under the given conditions of frequency, inductance parameter and capacitance, the plurality of group coils 2 can be electrically connected with the signal generator 3 after being connected in series or in parallel, under the condition that the given inductance parameter is the same, the same power consumption of the plurality of group coils 2 and the single group coil 2 can be realized, because the magnetic conduction assembly 1 has energy loss in the magnetic conduction process, the longer the length of the magnetic conduction assembly 1 (the larger the magnetic core ring 11 structure), the more the energy loss is, the stronger the magnetic ring electromagnetic field intensity near the group coil 2 is caused, the weaker the magnetic ring far from the group coil 2 is, the magnetic conduction assembly 1 can be in a ring-shaped magnetic core structure, the plurality of group coils 2 arranged at intervals can realize uniform distribution of the ring-shaped magnetic conduction assembly 1, meanwhile, the power consumption of the signal generator 3 is not increased, the alternating electromagnetic field of the ring-shaped magnetic conduction assembly 1 can realize uniform distribution in the pipeline through the electromagnetic induction principle, so as to ensure the scale prevention effect on the large pipeline, meanwhile, the plurality of group coils 2 are connected with the same signal generator 3, so that each group coil 2 works on the same frequency and phase, the power consumption in the pipeline can be reduced.

According to the pipeline scale preventing device 10 provided by the embodiment of the utility model, the magnetic conduction assembly 1 is penetrated with the plurality of group coils 2 which are arranged at intervals and sleeved outside the pipeline, the signal generator 3 is electrically connected with at least one group coil 2, an electromagnetic field which is uniform and has certain strength is formed in the pipeline through an electromagnetic induction principle, and the electromagnetic field acts on liquid in the pipeline to reduce the generation of scale in the pipeline, remove the scale deposited in the pipeline and realize the pipeline scale preventing function.

In some embodiments of the present utility model, referring to fig. 1 and 2, the signal generator 3 is electrically connected to the plurality of group coils 2, and the plurality of group coils 2 electrically connected to the signal generator 3 are connected in parallel in a forward direction, it may be understood that each group coil 2 has a coil 23 wound in the same direction, and the start end 231 of each coil 23 is connected to the signal generator 3, and the end 232 of each coil 23 is connected to the signal generator 3, and the plurality of group coils 2 connected in parallel in a forward direction may form a same coupling, and the same name end of the plurality of group coils 2 connected in parallel in a forward direction is a current inflow end, so that the magnetic flux direction generated by the original current on the group coil 2 of the mutual inductance is the same, which plays an enhancing role, so as to effectively enhance the strength of the electromagnetic field in the pipeline.

In other embodiments of the present utility model, referring to fig. 1 and 2, the signal generator 3 is electrically connected to the plurality of group coils 2, and the plurality of group coils 2 electrically connected to the signal generator 3 are connected in series in a forward direction, it is understood that each group coil 2 has a coil 23 wound in the same direction, and in a current direction, a termination end 232 of a previous coil 23 is connected to a start end 231 of a next coil 23, the plurality of group coils 2 connected in series in the forward direction may form a same-direction coupling, and a homonymous end of the plurality of group coils 2 connected in series in the forward direction is a current inflow end, and a magnetic flux direction generated by an original current on the mutually-induced group coils 2 is the same, which plays an enhancing role to effectively enhance the strength of an electromagnetic field in a pipeline.

In some embodiments of the present utility model, referring to fig. 1 and 2, the scale control device 10 for a pipeline includes a first set of coils 201 and a second set of coils 202, the first set of coils 201 has a self-inductance L1, the current passing through the first set of coils 201 is i1, the second set of coils 202 has a self-inductance L2, the current i2 passing through the second set of coils 202 is denoted by ψ, when the signal generator 3 is connected to only the first set of coils 201 or the second set of coils 202, the magnetic flux linkage ψ11=l1×i1 generated by the first set of coils 201, and the magnetic flux linkage ψ22=l2×i2 generated by the second set of coils 202.

When the first set of coils 201 and the second set of coils 202 are connected in parallel or in series in the forward direction and simultaneously connected to the signal generator 3, the flux linkage ψ1 generated by the first set of coils 201 is equal to the self-flux linkage plus the mutual flux linkage, i.e. ψ1=ψ11+ψ12=l1+m12×i2, and the flux linkage ψ2 generated by the second set of coils 202 is equal to the self-flux linkage plus the mutual flux linkage, i.e. ψ2=ψ22+ψ21=l2+i2+m21×i1, wherein ψ12 is the mutual flux linkage generated by the second set of coils 202 on the first set of coils 201, ψ21 is the mutual flux linkage generated by the first set of coils 201 on the second set of coils 202, M12 and M21 are mutual inductance coefficients, and m12=m21.

k=m/∈l1×l2= v M2/L1×l2= v M1×i2/L1×i1×l2×i2= v ψ12×ψ21/ψ11×ψ22 is not more than 1, k is a coupling coefficient, M is a mutual inductance coefficient, and it can be seen from the formula that the self flux linkage is necessarily larger than the mutual flux linkage, when k=1, it is a full coupling phenomenon, and when k=0, there is no coupling.

The first set of coils 201 and the second set of coils 202 are coupled inductors, and regarding the voltage and the current on the coupled inductors, due to the alternating electromagnetic field needed by the pipeline scale control device 10, the current flowing into the first set of coils 201 and the second set of coils 202 is a function of time variation, called time-varying current, the first set of coils 201 and the second set of coils 202 generate induced voltages, and due to the coupling effect, the induced voltages are composed of two parts, namely self-induced voltages and mutual inductance voltages, wherein:

the self-inductance voltage u11=dψ11/dt=l1×di1/dt of the first set of coils 201, the self-inductance voltage u22=dψ22/dt=l2×di2/dt of the second set of coils 202, the mutual inductance voltage u12=dψ12/dt=m12×di2/dt of the first set of coils 201, the mutual inductance voltage u21=dψ21/dt=m21×di1/dt of the second set of coils 202, the voltage u1=u11+u12 generated across the first set of coils 201, and the voltage u2=u22+u21 generated across the second set of coils 202.

When the pipeline scale preventing device 10 is used for a pipeline with a large pipe diameter, in order to ensure that electromagnetic field signals in the pipeline can be uniformly distributed and the electromagnetic field intensity is improved, namely, the numerical values of the psi 1, the psi 2, the U1 and the U2 are improved, only mutual inductance flux links and self-induction flux links are required to be ensured to be consistent in direction, the magnetic field can be enhanced, the two current inflow ends belong to the same-name ends under the state of being coupled in the same direction, and the electric field and the magnetic field can be mutually enhanced.

Referring to fig. 1 and 2, the first set of coils 201 and the second set of coils 202 ensure that the same-name ends can effectively ensure that the electromagnetic field is effectively enhanced, and the electromagnetic fields generated by the two sets of coils 2 have consistent frequencies and consistent phases, so that the situation of superposition cancellation caused by inconsistent frequencies and phases of LC signals generated by the multipath signal generator 3 in some prior art is effectively solved, and multipath LC has larger power consumption and energy consumption is wasted. According to the pipeline scale preventing device 10 provided by the embodiment of the utility model, the problem that the electromagnetic field generated by the pipeline scale preventing device 10 when being used for a pipeline with a large pipe diameter is unevenly distributed can be effectively solved, the strength of the electromagnetic field can be effectively improved, and the water treatment effect on the pipeline with the large pipe diameter is improved.

In addition, the LC resonance frequency calculation formula is: f=1/(2 pi LC), the series and parallel circuit calculation formulas of the plurality of group coils 2 are the same, wherein L represents inductance, unit: henry (H), C stands for capacitance, unit: the LC oscillating circuit of the signal generator 3 comprises an H-bridge, a capacitor and an inductor, under the condition that the frequency of the H-bridge is fixed, the capacitor and the inductor value in the circuit are determined, the capacitor is generally fixed in the circuit, the factor affecting the resonant frequency is only the inductance value of the coil 23 of the circuit, and the output power of the circuit is constant as long as the inductance value is fixed, so that the output power of the circuit is unchanged regardless of how many groups of coils 2 are connected in the circuit, and the output power of the circuit is unchanged as long as the inductance value after being connected in parallel or in series is kept unchanged, so that the energy consumption of the pipeline scale preventing device 10 is reduced, and the electromagnetic field intensity of the annular magnetic conductive component 1 is uniformly distributed.

It should be noted that, among the plurality of group coils 2, a part of the group coils 2 may be connected to the signal generator 3 in a serial or parallel manner, wherein the other part of the group coils 2 may not be connected to the signal generator 3, the group coils 2 not connected to the signal generator 3 belong to non-closed windings, the coils 23 thereof are not closed, no closed loop is formed, no current is present in the coils 23, an alternating electromotive force is induced according to the electromagnetic induction principle, the magnitude of the induced electromotive force is in direct proportion to the number of turns of the coils 23, an induced magnetic field is induced by an alternating electric field according to the faraday electromagnetic induction principle, the stronger the electromagnetic field generated by the coil 23 connected to the signal generator 3 is, the stronger the electric field of the coil 23 not connected to the signal generator 3 is, thereby further improving the uniformity of the electromagnetic field intensity and distribution in the pipeline.

As some possible embodiments, the pipeline scale preventing apparatus 10 may include four sets of coils 2, where the four sets of coils 2 are a first set of coils, a second set of coils, a third set of coils, and a fourth set of coils, and the electrical connection relationship in the pipeline scale preventing apparatus 10 includes at least the following schemes:

one or more of the first, the second, the third and the fourth sets of coils are connected to the signal generator 3 in series or in parallel, and the other sets are not connected and are arranged independently.

The second scheme is that the first group of coils are connected with the signal generator 3, the second group of coils, the third group of coils and the fourth group of coils are not connected into the signal generator 3, but the second group of coils, the third group of coils and the fourth group of coils are connected in series or in parallel.

In the third scheme, the first group of coils and the second group of coils are connected in series or in parallel to form one group, the third group of coils and the fourth group of coils are connected in series or in parallel to form another group, and then the two groups of coils are connected with the signal generator 3 after being connected in series or in parallel.

The series connection is forward series connection, and the parallel connection is uniformly forward parallel connection so as to improve the uniformity of electromagnetic field, strength and distribution in the pipeline.

In some embodiments of the present utility model, referring to fig. 1-3, the magnetic conduction assembly 1 is configured in a ring shape, the ring-shaped magnetic conduction assembly 1 is suitable for being sleeved on the outer wall of the pipeline, and the plurality of group coils 2 are arranged at intervals along the circumferential direction of the magnetic conduction assembly 1, so that electromagnetic fields at various positions in the pipeline can be uniformly distributed, the electromagnetic fields in the pipeline can be uniformly distributed, the electromagnetic field intensity in the pipeline can be effectively improved, and solid scale substances formed in the pipeline can be prevented from being adsorbed on the inner wall of the pipeline according to the electromagnetic induction principle.

Preferably, the plurality of group coils 2 are arranged at equal intervals along the circumferential direction of the magnetic conduction assembly 1, when the number of group coils 2 is n (n is greater than or equal to 2 and is an integer), the included angle formed by any two adjacent group coils 2 and the center of the magnetic conduction assembly 1 is 360 °/n, for example, when the number of group coils 2 is 2, the included angle formed by 2 group coils 2 and the center of the magnetic conduction assembly 1 is 180 °, and when the number of group coils 2 is 3, the included angle formed by two adjacent group coils 2 and the center of the magnetic conduction assembly 1 is 120 °.

Of course, the plurality of group coils 2 may be arranged at different distances in the circumferential direction of the magnetic conductive assembly 1, and the distance between the plurality of group coils 2 may be adjusted according to the installation environment, the pipe shape, and the like.

In some embodiments of the present utility model, referring to fig. 1-3, the magnetic conduction assembly 1 includes a magnetic core ring 11, where the magnetic core ring 11 includes a plurality of magnetic cores 111 connected end to end, and the magnetic cores 111 may be ferrite, and any two adjacent magnetic cores 111 may be rotatably and/or detachably connected, so that the magnetic core ring 11 can be better fitted with the outer wall of the pipe.

In some embodiments, any two adjacent magnetic cores 111 are rotatably connected, the adjacent magnetic cores 111 may be connected by a rotating shaft, when the pipeline is a circular pipeline, the magnetic core ring 11 may be formed into an approximately circular ring structure by rotating the magnetic cores 111 to be sleeved on the outer wall of the pipeline, and when the pipeline is a rectangular pipeline, the magnetic core ring 11 may be formed into a rectangular ring structure by rotating the magnetic cores 111 to be sleeved on the outer wall of the pipeline.

In other embodiments, any two adjacent magnetic cores 111 are detachably connected, the adjacent magnetic cores 111 can be connected through pins, the number of the magnetic cores 111 can be increased or decreased to enable the magnetic core rings 11 to be suitable for being fitted and sleeved on the outer walls of pipelines with different diameters, and the magnetic core rings 11 can be directly assembled outside the pipelines, so that the assembled magnetic core rings 11 are sleeved outside the pipelines, and accordingly the installation and debugging of the pipeline scale preventing device 10 are facilitated.

In other embodiments, referring to fig. 3, any two adjacent magnetic cores 111 are rotatably and detachably connected, the adjacent magnetic cores 111 can be connected by a fastener 112, the fastener 112 comprises a bolt 1121 and a nut 1122, both ends of the magnetic cores 111 can be provided with connecting holes, the rod portion of the bolt 1121 can be matched with the nut 1122 after penetrating through the connecting holes of the two adjacent magnetic cores 111, the diameter of the rod portion of the bolt 1121 is smaller than that of the connecting holes, so that the two magnetic cores 111 connected by the bolt 1121 and the nut 1122 can be rotated, the number of the magnetic cores 111 in the magnetic core ring 11 can be increased or decreased by detaching the bolt 1121 and the nut 1122, so as to adapt to pipelines with different diameters, and the installation and the debugging of the pipeline scale preventing device 10 are facilitated.

In some embodiments of the present utility model, referring to fig. 1-3, the magnetic conduction assembly 1 includes a plurality of magnetic core rings 11, and the plurality of magnetic core rings 11 are coaxially spaced apart, and the spacing distance between two adjacent magnetic core rings 11 may be 0.5 cm-5 cm, that is, after the magnetic conduction assembly 1 is assembled, the plurality of magnetic core rings 11 are spaced apart along the length direction of the pipeline, so that the electromagnetic field may affect the solution in a section of the pipeline, and the acting time of the electromagnetic field on the solution in the pipeline is increased, so that the solution subjected to the action of the electromagnetic field maintains the molecular motion state for a period of time, and the solution in a section of the length range (such as 2 km) downstream of the scale preventing device is ensured not to generate scale deposit, so as to improve the scale preventing effect of the scale preventing device 10.

In some embodiments of the present utility model, referring to fig. 4-6, the group coil 2 includes a housing 21, an inner frame 22 and a coil 23, the coil 23 is wound around the inner frame 22, the housing 21 is covered on the outer sides of the coil 23 and the inner frame 22, the housing 21 and the inner frame 22 may be insulating plastic material pieces, the inner frame 22 may fix and support the coil 23, and the housing 21 is used for protecting the inner frame 22 and the coil 23. In addition, when the magnetic conduction assembly 1 includes a plurality of magnetic core rings 11, the inner frame 22 is provided with the first positioning holes 2115 corresponding to the number of the magnetic core rings 11, the magnetic core rings 11 can be provided with the first positioning holes 2115 and the second positioning holes 222, and the inner frame 22 and the outer frame 21 can uniformly space the plurality of magnetic core rings 11. Wherein when the plurality of group coils 2 are connected in series in the forward direction, the winding direction of the coils 23 of each group coil 2 is identical, and the terminating end 232 of the previous coil 23 is connected with the starting end 231 of the next coil 23 in the current direction. When the plurality of group coils 2 are connected in parallel in the forward direction, the winding directions of the coils 23 of each group coil 2 are identical, and the start ends 231 of each coil 23 are connected, and the end ends 232 of each coil 23 are connected.

In some embodiments of the present utility model, referring to fig. 4, the housing 21 includes a body portion 211 and an end cap portion 212 which are detachably connected, the body portion 211 and the end cap portion 212 together define an installation space, the inner frame 22 and the coil 23 are both disposed in the installation space, and the body portion 211 and the end cap portion 212 are adapted to be in a spacing fit with the inner frame 22 to ensure stability of connection of the inner frame 22 with the housing 21, to avoid shaking of the inner frame 22 in the housing 21, and the end cap portion 212 can be detached from the body portion 211 when the coil 2 is assembled, and then the inner frame 22 around which the coil 23 is wound is placed in the body portion 211, and the end cap portion 212 is mounted back on the body portion 211 to fix the inner frame 22 in the housing 21.

Referring to fig. 4 and 6, the body portion 211 has one or more limiting grooves 2111 therein, the inner frame 22 has a guide block 221 adapted to be correspondingly matched with the limiting grooves 2111, the inner frame 22 may be mounted into the body portion 211 along the limiting grooves 2111 by the guide block 221, and after the end cap portion 212 is connected with the body portion 211, the end cap portion 212 may abut against the guide block 221 in the extending direction of the limiting grooves 2111, so as to realize the limitation of the outer shell 21 to the inner frame 22 in all directions.

In some embodiments of the present utility model, referring to fig. 5, the end cap portion 212 includes a first sub-end cap 2121 and a second sub-end cap 2122, the first sub-end cap 2121 is adapted to cover one end of the body portion 211, the second sub-end cap 2122 is adapted to cover the other end of the body portion 211, the body portion 211 includes one or more sub-body portions 2112, one end of each sub-body portion 2112 is provided with a first plug pin 2113, the other end is provided with a first plug hole 2114, the first plug pin 2113 is adapted to be in plug fit with the first plug hole 2114, and each sub-body portion 2112 is provided with a first positioning hole 2115 adapted to pass through one magnetic core ring 11, and when the pipe scale preventing device 10 is assembled, a corresponding number of sub-body portions 2112 can be selected according to the number of the magnetic core rings 11 of the magnetic conductive assembly 1, and the corresponding number of sub-body portions 2112 are sequentially connected through the first plug pins 2113 and the first plug holes 2114.

In some embodiments of the present utility model, the inner frame 22 may include one or more sub-inner frames, where one end of each sub-inner frame is provided with a second plugging pin, the other end is provided with a second plugging hole, the second plugging pin is adapted to be plugged and matched with the second plugging hole, each sub-inner frame is provided with a second positioning hole 222 adapted to pass through one magnetic core ring 11, and when the anti-scale device 10 for pipeline is assembled, a corresponding number of sub-inner frames may be selected according to the number of magnetic core rings 11 of the magnetic conductive assembly 1, and the corresponding number of sub-inner frames are sequentially connected through the second plugging pin and the second plugging hole.

In some embodiments of the present utility model, the group coil 2 further includes an insulating glue, the insulating glue fills the gap between the outer shell 21, the inner frame 22 and the coil 23, the insulating glue may be epoxy resin, the connection strength of the outer shell 21 and the inner frame 22 may be improved by glue filling treatment of the group coil 2, the insulating glue may further cover the coil 23, so as to isolate the coil 23 from the external environment, and prevent the coil 23 from being corroded when working in a high humidity environment, and the reliability and the service life of the group coil 2 may be ensured when the pipeline scale preventing device 10 works in a severe environment.

In some embodiments of the present utility model, referring to fig. 1, the signal generator 3 is fixedly connected to the housing 21 of one of the plurality of group coils 2, and the signal generator 3 may be fixedly connected to the housing 21 of the group coil 2 by a fastener, so that the entire pipe scale preventing device 10 is adapted to be hung on the outside of a pipe, thereby facilitating installation and maintenance of the pipe scale preventing device 10.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Further, one skilled in the art can engage and combine the different embodiments or examples described in this specification.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. A pipe scale control device, comprising:

the magnetic conduction assembly is suitable for being sleeved on the outer side of the pipeline;

the magnetic conduction assembly penetrates through each group of coils, and the group of coils are arranged at intervals;

and a signal generator electrically connected to the at least one set of coils.

2. The pipe scale preventing apparatus according to claim 1, wherein the signal generator is electrically connected to a plurality of the group coils, and the plurality of the group coils electrically connected to the signal generator are connected in forward parallel.

3. The pipe scale preventing apparatus according to claim 1, wherein the signal generator is electrically connected to a plurality of the group coils, and the plurality of the group coils electrically connected to the signal generator are connected in series in a forward direction.

4. A pipe scale control device according to any one of claims 1-3, wherein the magnetically permeable assembly is configured in a ring shape, and a plurality of the sets of coils are arranged at intervals in a circumferential direction of the magnetically permeable assembly.

5. A pipeline scale preventing apparatus according to claim 4, wherein the magnetic conducting assembly comprises a magnetic core ring, the magnetic core ring comprises a plurality of magnetic cores connected end to end in sequence, and any two adjacent magnetic cores are rotatably and/or detachably connected.

6. The pipe scale control device of claim 5, wherein the magnetically permeable assembly comprises a plurality of magnetic core rings, and wherein the plurality of magnetic core rings are coaxially spaced apart.

7. The scale control device according to claim 4, wherein the set of coils includes a housing, an inner frame, and a coil wound around the inner frame, the housing being covered outside the coil and the inner frame.

8. A pipe scale inhibitor according to claim 7, wherein the housing comprises a detachably connected body portion and an end cap portion, the body portion and the end cap portion together defining an installation space, the inner frame and the coil being disposed within the installation space, and the body portion and the end cap portion being adapted for a positive fit with the inner frame.

9. The pipe scale preventing apparatus of claim 7, wherein the set of coils further comprises an insulating gel filling gaps between the outer shell, the inner frame, and the coils.

10. A pipe scale control device according to claim 1, wherein the signal generator is fixedly connected to the housing of one of the plurality of group coils.