CN217486773U

CN217486773U - Control assembly for starting compressor and refrigeration equipment

Info

Publication number: CN217486773U
Application number: CN202221396376.5U
Authority: CN
Inventors: 杨晓晗; 楚香
Original assignee: Ningguo Shaner Electric Co ltd
Current assignee: Ningguo Shaner Electric Co ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-09-23
Anticipated expiration: 2032-06-06

Abstract

The utility model provides a control assembly and refrigeration plant for compressor starts relates to the compressor field, has solved and has connected the loaded down with trivial details problem of installation between condenser, relay and the compressor. The control assembly comprises a box body, a relay, a capacitor bank and a wire holder, wherein the wire holder is used for being electrically connected with a power supply, and the relay, the capacitor bank and the wire holder are fixedly arranged in the box body and are electrically connected in a one-to-one correspondence manner through wires; a connecting terminal assembly is led out of the box body, the inner end of the connecting terminal assembly is located in the box body and is correspondingly and electrically connected with the two ends of the capacitor bank, the live wire and the zero wire respectively, and the outer end of the connecting terminal assembly is located outside the box body and is used for being inserted into and electrically connected with a corresponding port of the compressor. The quick installation can be realized only by inserting the outer end of the connecting terminal assembly, which is positioned outside the box body, into the corresponding port of the compressor. The relay, the capacitor bank and the wire holder are integrated in the box body, and the situation that the components are exposed outside and are infected with dust to affect the conductivity is avoided.

Description

Control assembly for starting compressor and refrigeration equipment

Technical Field

The utility model belongs to the technical field of the compressor technique and specifically relates to a control assembly and refrigeration plant for compressor starts is related to.

Background

The core of refrigeration equipment such as air conditioning systems and ice machines is a compressor. The capacitor and the relay are necessary parts for starting the compressor. Before the compressor works, the starting capacitor needs to be attracted by the relay firstly, the starting capacitor starts to work to provide starting torque for the auxiliary winding of the compressor, then the relay is disconnected, the starting capacitor is disconnected, meanwhile, current is transmitted to the running capacitor, and the running capacitor starts to work to play a role in filtering.

In the prior art, referring to fig. 1 and fig. 2, fig. 1 is a connection circuit diagram of a relay, a starting capacitor and an operating capacitor in the prior art, and fig. 2 is a connection structure diagram of the relay, the starting capacitor, the operating capacitor and a compressor in the prior art; in the figure, Cd1 represents a starting capacitor, Cd2 represents a running capacitor, KM1 represents a voltage type relay, BNJ represents a connector base, and F1 represents an overcurrent protector before the compressor is used. Before the compressor is used, the relay, the starting capacitor and the running capacitor need to be connected with each other, and the relay, the starting capacitor and the running capacitor need to be electrically connected with corresponding terminals of the compressor one by one.

The applicant has found that the prior art has at least the following technical problems: in the installation process, the capacitor is often difficult to start and operate by installation personnel, so that wiring errors are caused, and safety accidents occur. An installer needs to connect a plurality of wiring terminals in a one-to-one correspondence manner, and the problems of wiring infirm and component falling easily exist. Meanwhile, electronic components exposed outside are easily contaminated by dust, and the conductivity is affected.

Therefore, when the relay, the capacitor and the compressor are connected with each other in the prior art, the installation is complex, and potential safety hazards are easily caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a control assembly and refrigeration plant for compressor starts to it is loaded down with trivial details to be connected the installation between condenser, relay and the compressor that exists among the solution prior art, leads to the technical problem of potential safety hazard easily. The utility model provides a plurality of technological effects that preferred technical scheme among a great deal of technical scheme can produce are seen in the explanation below in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a control assembly for compressor starts, including box body, relay, capacitor bank and connection terminal, wherein:

the wiring seat is used for being electrically connected with a power supply, and the relay, the capacitor bank and the wiring seat are fixedly arranged in the box body and are electrically connected in a one-to-one correspondence manner through conducting wires;

a connecting terminal assembly is led out of the box body, the inner end of the connecting terminal assembly is located in the box body and is respectively and electrically connected with the two ends of the capacitor bank, the live wire and the zero line correspondingly, and the outer end of the connecting terminal assembly is located outside the box body and is used for being connected with the corresponding port of the compressor in an inserting mode and electrically connected with the corresponding port of the compressor.

Preferably, the outer end of the connecting terminal assembly comprises a common end C, a main winding end R and an auxiliary winding end S, the common end C is electrically connected with a live wire through a wire, the main winding end R is electrically connected with one end of the capacitor bank and a zero line through a wire, the auxiliary winding end S is electrically connected with the other end of the capacitor bank through a wire, and the common end C, the main winding end R and the auxiliary winding end S are respectively connected with C, R, S ports of the compressor in an inserting mode and electrically connected.

Preferably, the connecting wires of the relay, the capacitor bank and the wire holder are all positioned in the box body.

Preferably, the capacitor bank includes a start capacitor and an operation capacitor, the start capacitor and the operation capacitor are arranged in parallel, and the relay is electrically connected to the start capacitor or the operation capacitor.

Preferably, the outer end of the connecting terminal assembly further comprises a grounding terminal, and the grounding terminal is inserted into and electrically connected with the grounding port of the compressor.

Preferably, the connection terminal assembly further comprises an outer-coated insulation wire, the outer-coated insulation wire wraps all the wires connecting the inner end and the outer end, and the common end C, the main winding end R and the auxiliary winding end S are located outside the outer-coated insulation wire.

Preferably, the box body is made of insulating materials, the box body comprises a bottom box and an upper cover, the relay, the capacitor bank and the wiring base are fixedly arranged in the bottom box, and the upper cover is used for sealing the bottom box.

Preferably, the upper cover is detachably connected with the bottom box; the peripheral wall of the bottom box is provided with more than two first fixing lugs, the corresponding position of the upper cover is provided with a second fixing lug, and the locking piece penetrates through the first fixing lug and the second fixing lug and detachably connects the first fixing lug and the second fixing lug.

Preferably, the first fixing lug is arranged on the inner peripheral wall of the bottom box and extends to the inside of the bottom box;

the corresponding position of upper cover orientation end box one side is sunken and is formed with the depressed part, the fixed ear of second is formed in the depressed part, first fixed ear with all be provided with the intercommunicating pore on the fixed ear of second, the retaining member passes and corresponds the intercommunicating pore will end box with the connection can be dismantled to the upper cover.

The utility model also provides a refrigeration plant, be used for the control assembly of compressor start-up including compressor and the aforesaid.

The utility model provides a control assembly and refrigeration plant for compressor starts compares with prior art, has following beneficial effect: the relay, the capacitor bank and the wire holder are fixed in the box body and are electrically connected in a one-to-one correspondence mode through wires, namely the components are well connected in the box body in a corresponding mode, the inner end of the connecting terminal component is electrically connected with the two ends of the capacitor bank, the live wire and the zero line in a corresponding mode, when a user uses the control component to connect the compressor, the connecting terminal component only needs to be located at the outer end outside the box body and is connected with the corresponding port of the compressor in an inserting mode, wiring errors among the components are avoided, and quick installation is achieved. The relay, the capacitor bank and the wire holder are integrated in the box body, so that the components are prevented from being exposed to the outside and being infected with dust, the conductivity is prevented from being influenced, and the components can be prevented from falling off or being in poor contact to a certain extent.

This refrigeration plant owing to possess compressor and the above-mentioned control assembly who is used for the compressor start-up, can save refrigeration plant's installation time, effectively avoids because the potential safety hazard that wiring error took place.

Drawings

In order to more clearly illustrate the embodiments of the present 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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a prior art circuit diagram of the connection of a relay, a starting capacitor, and a run capacitor;

FIG. 2 is a diagram of the prior art connection of a relay, a starting capacitor, a run capacitor and a compressor;

FIG. 3 is a schematic view of the structure within the base box;

fig. 4 is a schematic structural view of the upper cover.

In the figure 11, the bottom box; 12. an upper cover; 2. a relay; 31. operating the capacitor; 32. starting a capacitor; 4. a wire holder; 5. a connecting terminal assembly; 51. a common terminal C; 52. a secondary winding end S; 53. a main winding terminal R; 54. a ground terminal; 55. wrapping an insulated wire; 6. a first fixing lug; 7. a second fixing lug; 8. a communicating hole; 9. a recessed portion.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "height", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "side", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

Referring to fig. 1 and 2, fig. 1 is a circuit diagram showing a connection of a relay, a starting capacitor, and an operating capacitor according to the related art, and fig. 2 is a diagram showing a connection structure of the relay, the starting capacitor, the operating capacitor, and a compressor according to the related art; in the figure, Cd1 represents a starting capacitor, Cd2 represents a running capacitor, KM1 represents a voltage type relay, BNJ represents a connector base, and F1 represents an overcurrent protector before the compressor is used. When the compressor is connected, the relay, the starting capacitor and the running capacitor need to be connected with each other, and the relay KM1, the starting capacitor Cd1 and the running capacitor Cd2 need to be electrically connected with corresponding terminals of the compressor one by one. In the installation process, the capacitor is often difficult to start and operate by installation personnel, so that wiring errors are caused, and safety accidents occur. An installer needs to connect a plurality of wiring terminals in a one-to-one correspondence manner, and the problems of wiring infirm and component falling easily exist. Meanwhile, electronic components exposed outside are easily contaminated by dust, and the conductivity is affected.

To the above problem, the embodiment of the utility model provides a control assembly and refrigeration plant for compressor starts, only need with the connection terminal subassembly be located the box outer end outside with the corresponding port grafting of compressor can, avoid wiring mistake between the components and parts, and can prevent to a certain extent to drop or contact failure between the components and parts.

The technical solution provided by the present invention is explained in more detail with reference to fig. 3 and 4.

As shown in fig. 3 and 4, the present embodiment provides a control assembly for compressor start, including a box body, a relay 2, a capacitor bank, and a wire holder 4, wherein: the wiring seat 4 is used for being electrically connected with a power supply, and the relay 2, the capacitor bank and the wiring seat 4 are fixedly arranged in the box body and are electrically connected in a one-to-one correspondence manner through conducting wires; a connecting terminal assembly 5 is led out of the box body, the inner end of the connecting terminal assembly 5 is located in the box body and is correspondingly and electrically connected with the two ends of the capacitor bank, the live wire and the zero line respectively, and the outer end of the connecting terminal assembly 5 is located outside the box body and is used for being connected with a corresponding port of the compressor in an inserting mode and electrically connected with the corresponding port of the compressor.

The wire holder 4 is used for being electrically connected with a power supply, and the inner end of the connecting terminal assembly 5 is positioned in the box body and correspondingly and electrically connected with two ends of the capacitor bank, a power supply live wire and a power supply zero wire respectively. The relays 2, the capacitor banks, and the wire holders 4 are electrically connected in a one-to-one correspondence manner in the connection manner shown in fig. 1, which is a conventional electrical connection manner in the prior art and is not described herein again.

The control assembly for compressor start of this embodiment, relay 2, capacitor bank and connection terminal 4 all are fixed in the box body to connect through the wire one-to-one electricity, above-mentioned components and parts correspond in the box body and connect well promptly, the inner of connecting terminal subassembly 5 and the both ends of capacitor bank, live wire and zero line correspond the electricity and are connected, the user is when using this control assembly to connect the compressor, only need be located the outer end outside the box body with connecting terminal subassembly 5 and the corresponding port grafting of compressor can, avoid the mistake of working a telephone switchboard between the components and parts. The relay 2, the capacitor bank and the wire holder 4 are integrated in the box body, so that the components are prevented from being exposed to the outside and being infected with dust, the conductivity is influenced, and the components can be prevented from falling off or being in poor contact to a certain extent.

As an alternative embodiment, referring to fig. 3, the outer end of the connection terminal assembly 5 includes a common terminal C51, a main winding terminal R53 and a secondary winding terminal S52, the common terminal C51 is electrically connected with the live wire by a wire, the main winding terminal R53 is electrically connected with one end of the capacitor bank and the neutral wire by a wire, the secondary winding terminal S52 is electrically connected with the other end of the capacitor bank by a wire, and the common terminal C51, the main winding terminal R53 and the secondary winding terminal S52 are respectively plugged into and electrically connected with an C, R, S port of the compressor.

The electrical connection mode that the common terminal C51 is electrically connected to the live wire through a wire, the main winding terminal R53 is electrically connected to one end of the capacitor bank and the neutral wire through a wire, and the auxiliary winding terminal S52 is electrically connected to the other end of the capacitor bank through a wire is shown in fig. 1.

Compared with the prior art in fig. 2, in this embodiment, the relay 2, the capacitor bank and the wire holder 4 are all fixed in the box body, and are electrically connected through the wire one-to-one correspondence, that is, the above-mentioned components and parts are already connected in the box body correspondingly, the inner end of the connection terminal component 5 is electrically connected with the two ends of the capacitor bank, the live wire and the zero line correspond to each other, when a user uses the control component to connect the compressor, only the common end C51, the main winding end R53 and the auxiliary winding end S52 correspond to the insertion of the C, R, S three ports of the compressor respectively, after the insertion is in place, the corresponding components and parts are electrically connected with the compressor, rapid installation can be realized, the installation time is saved, and internal connection miswiring is avoided.

As an alternative embodiment, in the present embodiment, the connecting wires of the relay 2, the capacitor bank and the wire holder 4 are all located in the case. The components in fig. 3 are connected by the wires in the connection mode in fig. 1, and the wires in fig. 3 are not shown.

The corresponding connecting wires are located in the box body, so that the connecting wires can be prevented from being exposed to the outside, potential safety hazards are caused, the connecting wires are prevented from being damaged externally, and the electric connection stability between components is guaranteed.

As an alternative embodiment, referring to fig. 3, the capacitor bank includes a starting capacitor 32 and a running capacitor 31, the starting capacitor 32 and the running capacitor 31 are arranged in parallel, and the relay 2 is electrically connected to the starting capacitor 32 or the running capacitor 31.

Before the compressor works, the relay 2 is firstly attracted, the starting capacitor 32 starts the capacitor to work, the electrifying time is about 1 second, the starting torque is given to the compressor, after the compressor is normally started, the relay 2 disconnects the circuit of the starting capacitor 32, the running capacitor starts to work, the stable current is given to the secondary winding of the compressor, the compressor runs stably without abnormity, and the running capacitor 31 plays a role in filtering.

Starting capacitor 32 and operation capacitor 31 are all fixed in the box body, further guarantee the problem that drops between the components and parts, realize quick installation.

As an alternative embodiment, referring to fig. 3, the outer end of the connection terminal assembly 5 further includes a ground terminal 54, and the ground terminal 54 is inserted into and electrically connected to the ground port of the compressor. The inner ends of the ground terminals 54 are electrically connected within the cartridge body by the connection shown in fig. 1.

When a user uses the control assembly to connect the compressor, the common end C51, the main winding end R53, the auxiliary winding end S52 and the grounding end 54 are only required to be inserted corresponding to the ports C, R, S and 54 of the compressor respectively, and after the common end, the main winding end R53, the auxiliary winding end S52 and the grounding end 54 are inserted in place, the electric connection between the corresponding component and the compressor and the grounding of the compressor are realized after the common end, the main winding end, the R, the S and the grounding end are plugged in place, so that the rapid installation can be realized, the installation time is saved, and the internal connection error line is avoided.

In an alternative embodiment, referring to fig. 3, the connection terminal assembly 5 further includes an outer insulated wire 55, the outer insulated wire 55 encloses all conductors connecting the inner and outer ends, and the common terminal C51, the main winding terminal R53, the secondary winding terminal S52, and the ground terminal 54 are located outside the outer insulated wire 55.

The outer-covered insulated wire 55 wraps all wires connected with the inner end and the outer end, so that a plurality of wires can be prevented from scattering and winding, when the compressor is connected, the mutually wound wires do not need to be untied, and the quick installation and connection can be realized only by inserting the common end C51, the main winding end R53, the auxiliary winding end S52 and the grounding end 54 into positions corresponding to the ports C, R, S and 54 of the compressor respectively.

As an optional implementation mode, the box body is made of an insulating material, so that the electricity safety can be ensured; the box body includes end box 11 and upper cover 12, and relay 2, capacitor bank and connection terminal 4 all fix and set up in end box 11, and upper cover 12 is used for sealing end box 11.

The bottom box 11 is connected with the upper cover 12, the electronic devices are sealed in the bottom box, and the power utilization safety can be guaranteed.

As an alternative embodiment, the upper cover 12 is detachably connected to the bottom case 11, so that when the upper cover 12 is detached from the bottom case 11, the maintenance or replacement of the internal electronic components can be achieved. Specifically, as shown in fig. 3 and 4, two or more first fixing lugs 6 are disposed on the circumferential wall of the bottom case 11, a second fixing lug 7 is disposed at a corresponding position of the upper cover 12, and the locking member passes through the first fixing lug 6 and the second fixing lug 7 and detachably connects the two.

The locking member can be a screw, a bolt and other components, the screw or the bolt and the like serve as the locking member to penetrate through the first fixing lug 6 on the bottom box 11 and the second fixing lug 7 of the upper cover 12, the screw or the bolt and the first fixing lug and the second fixing lug are fastened, the electronic device is sealed, the power utilization safety can be guaranteed, and the electronic device is prevented from being exposed outside and affecting the conductivity. And when needs are to the maintenance of inside electronic components, with screw or bolt dismantlement can, make things convenient for the dismouting.

As an alternative embodiment, referring to fig. 3 and 4, the first fixing lug 6 is disposed on the inner peripheral wall of the bottom case 11 and extends to the inside of the bottom case 11; the corresponding position of upper cover 12 is sunken and is formed with depressed part 9 towards end box 11 one side, and the fixed ear 7 of second sets up in depressed part 9, all is provided with the intercommunicating pore 8 on first fixed ear 6 and the fixed ear 7 of second, and the retaining member passes and corresponds intercommunicating pore 8 and can dismantle the connection with end box 11 and upper cover 12.

Referring to fig. 3, the first fixing lug 6 is located inside the bottom case 11, no extra structure is provided outside the bottom case 11, the bottom case 11 can be ensured to be in a substantially regular shape, the second fixing lug 7 is formed in the recess 9 of the upper cover 12, and the first fixing lug 6 and the second fixing lug 7 are plate-shaped structures, so that a locking member (a screw or a bolt) can conveniently pass through the corresponding communication hole 8 on the first fixing lug 6 and the second fixing lug 7, and the locking member (the screw or the bolt) can be fastened and detachably connected with the corresponding communication hole.

The control assembly for starting the compressor of this embodiment, with the required electronic components that use of compressor start: the wire holder 4, the relay 2, the starting capacitor 32 and the running capacitor 31 are integrated in one device, so that simple installation can be achieved, all electronic components in the device are safely connected, and through testing, on one hand, the assembly time of ice making equipment such as an ice maker can be saved; on the other hand, the potential safety hazard caused by the error of the connecting wire can be effectively avoided; moreover, the electronic components can be prevented from falling off or influencing the service life of the electronic components due to the fact that the electronic components are exposed outside.

Example two

The embodiment provides a refrigeration device which comprises a compressor and the control assembly for starting the compressor.

The refrigeration equipment can be an air conditioner, an ice maker and the like in the prior art.

The particular features, structures, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like 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 invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer 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. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A control assembly for starting a compressor, comprising a box, a relay, a capacitor bank and a wire holder, wherein:

the connecting terminal assembly is led out from the box body, the inner end of the connecting terminal assembly is located in the box body and is respectively and electrically connected with the two ends of the capacitor bank, the live wire and the zero line correspondingly, and the outer end of the connecting terminal assembly is located outside the box body and is used for being connected with the corresponding port of the compressor in an inserting mode and electrically connected with the corresponding port of the compressor.

2. The control assembly for the start of a compressor according to claim 1, wherein the outer end of the connecting terminal assembly includes a common terminal C, a main winding terminal R and an auxiliary winding terminal S, the common terminal C is electrically connected to the live wire through a wire, the main winding terminal R is electrically connected to one end of the capacitor bank and the zero wire through a wire, the auxiliary winding terminal S is electrically connected to the other end of the capacitor bank through a wire, and the common terminal C, the main winding terminal R and the auxiliary winding terminal S are respectively plugged into and electrically connected to C, R, S ports of the compressor.

3. A control assembly for compressor start according to claim 1 wherein the connection leads of the relay, capacitor bank and connection block are all located within the box.

4. The control assembly for compressor start according to claim 1, wherein said capacitor bank includes a start capacitor and a run capacitor, said start capacitor and said run capacitor being arranged in parallel, said relay being electrically connected to said start capacitor or said run capacitor.

5. The control assembly for compressor start according to claim 1, wherein the outer end of the connecting terminal assembly further comprises a ground terminal, and the ground terminal is inserted and electrically connected with the ground port of the compressor.

6. The control assembly for compressor start according to claim 2, wherein said connecting terminal assembly further comprises an outer insulated wire, said outer insulated wire enclosing all conductors connecting said inner end and said outer end, said common terminal C, said main winding terminal R and said secondary winding terminal S being located outside said outer insulated wire.

7. The control assembly for compressor startup of claim 1, wherein the box body is made of an insulating material, the box body comprises a bottom box and an upper cover, the relay, the capacitor bank and the wire holder are all fixedly arranged in the bottom box, and the upper cover is used for closing the bottom box.

8. The control assembly for compressor startup of claim 7, wherein the upper cover is removably connected with the bottom box; the peripheral wall of the bottom box is provided with more than two first fixing lugs, the corresponding position of the upper cover is provided with a second fixing lug, and the locking piece penetrates through the first fixing lug and the second fixing lug and detachably connects the first fixing lug and the second fixing lug.

9. The control assembly for compressor start according to claim 8, wherein the first fixing lug is provided on an inside peripheral wall of the bottom case and extends to an inside of the bottom case;

the corresponding position orientation of upper cover end box one side is sunken and is formed with the depressed part, the fixed ear of second form in the depressed part, first fixed ear with all be provided with the intercommunicating pore on the fixed ear of second, the retaining member passes and corresponds end box with the connection can be dismantled to the upper cover.

10. A refrigeration appliance comprising a compressor and a control assembly for compressor start-up as claimed in any one of claims 1 to 9.