CN218006766U - Factory building drainage pump control device - Google Patents

Factory building drainage pump control device Download PDF

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Publication number
CN218006766U
CN218006766U CN202221400218.2U CN202221400218U CN218006766U CN 218006766 U CN218006766 U CN 218006766U CN 202221400218 U CN202221400218 U CN 202221400218U CN 218006766 U CN218006766 U CN 218006766U
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China
Prior art keywords
box
voltage relay
box body
side wall
control device
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Active
Application number
CN202221400218.2U
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Chinese (zh)
Inventor
余舰
刘传
祝西夏
李波
苏倩
陈鑫
罗茂苇
刘晓晓
王应东
王松林
田倪
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Silin Power Generation Plant Guizhou Wujiang Hydropower Development Co ltd
Guizhou Wujiang Hydropower Development Co Ltd
Original Assignee
Silin Power Generation Plant Guizhou Wujiang Hydropower Development Co ltd
Guizhou Wujiang Hydropower Development Co Ltd
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Application filed by Silin Power Generation Plant Guizhou Wujiang Hydropower Development Co ltd, Guizhou Wujiang Hydropower Development Co Ltd filed Critical Silin Power Generation Plant Guizhou Wujiang Hydropower Development Co ltd
Priority to CN202221400218.2U priority Critical patent/CN218006766U/en
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Publication of CN218006766U publication Critical patent/CN218006766U/en
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Abstract

The utility model discloses a factory building drainage pump controlling means, including dehumidification bag placement machine, the mounting bracket comprises a mounting bracket, the mounting bracket sets up the top surface in the box, the inside of mounting bracket is provided with the fan, the top of fan is equipped with the jam plate, and the jam plate is equipped with two, two the left side wall of jam plate all is provided with the gangbar, two the left end of gangbar all runs through the mounting bracket and is provided with the end plate, through setting up dehumidification bag placement machine, can dehumidify the air that gets into the inside of start-up box through fixed dehumidification bag, is changing the in-process of solid dehumidification bag simultaneously, prevents that moist air from getting into inside the start-up box, improves the dehumidification effect, through setting up wiring sealing mechanism, can prevent that the outside air that does not dehumidify from getting into the inside of box through the space between wiring hole and the connecting wire, further high dehumidification effect prevents that the inside air humidity of start-up box from leading to the fact voltage relay equipment short circuit, improves the security of voltage relay equipment.

Description

Factory building drainage pump control device
Technical Field
The utility model belongs to the technical field of the factory building drain pump technique and specifically relates to a factory building drain pump controlling means.
Background
The factory building drainage pump control system mainly undertakes the drainage work of each leakage water of a factory building, guarantees the safety of equipment and the factory building in a flood season, and mainly undertakes the drainage work of a pressure steel pipe, a tail water pipe and the like during unit maintenance, guarantees the smooth proceeding of the maintenance work, and also undertakes the leakage drainage work of the factory building of a power plant in the flood season.
When the factory building drain pump operates, in order to improve the circuit security between control terminal and the drain pump, need insert voltage relay in the circuit usually, play automatically regulated, safety protection, converting circuit etc. effect to the circuit, its inside air humidity is also higher when the factory building seeps water simultaneously, for protection voltage relay, need set up the starting cabinet in voltage relay outside, and the inside air humidity of control starting cabinet, prevent voltage relay short-circuit fault under humid environment, we propose a factory building drain pump controlling means for this reason.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments, and in this section as well as in the abstract of the specification and the title of the application may be somewhat simplified or omitted to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplification or omission may not be used to limit the scope of the invention.
The present invention has been made in view of the above and/or other problems occurring in the prior art.
Therefore, the utility model aims to solve the technical problem that for protecting voltage relay, need set up the starting cabinet in voltage relay outside to the inside air humidity of control starting cabinet prevents voltage relay short-circuit fault under humid environment.
In order to solve the technical problem, the utility model provides a following technical scheme: a plant drainage pump control device comprises a water pump body,
the starting box assembly comprises a box body, wherein an access door is hinged to the front surface of the box body, a control panel is arranged on the front surface of the access door, ventilating grooves are formed in the upper surface and the left side wall of the box body, dust filter screens are arranged inside the ventilating grooves, and a voltage relay assembly is arranged inside the box body; and the number of the first and second groups,
the dehumidifying bag placing mechanism comprises a mounting frame, wherein the mounting frame is arranged on the top surface in a box body, a fan is arranged in the mounting frame, two plugging plates are arranged above the fan, linkage rods are arranged on the left side walls of the two plugging plates, the left ends of the two linkage rods penetrate through the mounting frame and are provided with end plates, a reset spring is sleeved on the circumferential outer wall of each linkage rod, the two ends of the reset spring are respectively connected with the end plates and the mounting frame, placing boxes are arranged on the right side walls of the two plugging plates in a propping mode, the right ends of the two placing boxes penetrate through the box body and extend to the right side of the box body, and four baffle blocks are rotationally connected to the right side wall of the box body; and the number of the first and second groups,
wiring sealing mechanism, including the mounting groove, the left side wall at the box is seted up to the mounting groove, the inside of mounting groove is provided with the gasbag, the central department array of gasbag has seted up the wiring hole, the back of gasbag is provided with communicating pipe, the rear end of communicating pipe runs through the mounting groove and is provided with one-way pneumatic valve, one-way pneumatic valve sets up the back at the box.
As a preferred scheme of factory building drainage pump controlling means, wherein: the voltage relay subassembly includes voltage relay equipment, voltage relay equipment's lower surface is equipped with the support plate, bottom surface in the box is provided with the intermediate lamella, the symmetry is provided with direction telescopic link and damping spring around the left side wall of intermediate lamella and the right side wall are equal, and the damping spring cover is established at the circumference outer wall of direction telescopic link, four group direction telescopic link and damping spring's outer end all is provided with and displaces the hinge piece, four the inside wall that displaces the hinge piece all rotates and is connected with linkage hinge rod, four the upper end of linkage hinge rod articulates the lower surface at the support plate.
As a preferred scheme of factory building drainage pump controlling means, wherein: the placing box comprises a box body, the lateral wall of box body has been seted up and has been placed the chamber, the gas groove has been seted up to the equal array of upper surface and the lower surface of box body, and is two sets of the gas groove all is linked together with placing the chamber, the box body openly is provided with the extension board with the back symmetry near the position of right-hand member around, two the extension board all offsets with the right side wall of box, and two dogs offset with the right side wall of two extension boards respectively.
As a plant drainage pump control device's an optimal selection scheme, wherein: two the lower surface of box body all supports to be equipped with support guide, and is two sets of support guide all sets up the inside wall at the mounting bracket.
As a preferred scheme of factory building drainage pump controlling means, wherein: and a positioning plate is arranged between the front stop block and the rear stop block, and the two positioning plates are arranged on the right side wall of the box body.
As a preferred scheme of factory building drainage pump controlling means, wherein: the voltage relay equipment lateral wall is close to the position bilateral symmetry of bottom and is provided with the assembly plate, and two assembly plates all pass through bolted connection with the top of support plate.
As a preferred scheme of factory building drainage pump controlling means, wherein: the voltage relay equipment is electrically connected with the control panel, and the fan is electrically connected with the voltage relay equipment.
As a plant drainage pump control device's an optimal selection scheme, wherein: the front of access door is provided with ordinary lock and handle, and ordinary lock is with access door and box swing joint.
As a preferred scheme of factory building drainage pump controlling means, wherein: the voltage relay equipment is positioned between the fan and the dust filter screen plate below the fan, a certain distance is reserved between the outer wall of the support plate and the inner wall of the box body, and the support plate is made of metal plates.
As a preferred scheme of factory building drainage pump controlling means, wherein: the top the ventilation groove is linked together with the inside of mounting bracket, two the jam plate all is located fan and top between the dirt otter board is strained.
The utility model has the advantages that:
through setting up dehumidification bag placement machine structure, can dehumidify the air that gets into the start-up box inside through fixed dehumidification bag, change the in-process of solid dehumidification bag simultaneously, prevent that moist air from getting into the start-up box inside, improve the dehumidification effect, through setting up wiring sealing mechanism, can prevent that the outside air that does not dehumidify from getting into the inside of box through the space between wiring hole and the connecting wire, further high dehumidification effect, prevent that the inside air humidity of start-up box is higher to cause the short circuit of voltage relay equipment, improve the security of voltage relay equipment.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:
fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front cut-away perspective view of the present invention;
fig. 3 is a side sectional view of the present invention;
fig. 4 is a schematic structural diagram of the placing box of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, other ways of implementing the invention may be devised different from those described herein, and it will be apparent to those skilled in the art that the invention can be practiced without departing from the spirit and scope of the invention.
Next, the present invention will be described in detail with reference to the schematic drawings, and in order to describe the embodiments of the present invention in detail, the sectional views showing the device structures will not be enlarged partially according to the general scale for convenience of description, and the schematic drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Further still, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with at least one implementation of the invention is included. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 to 4, the present embodiment provides a plant drain pump control apparatus, including,
the starting box assembly 100 comprises a box body 101, wherein an access door 102 is hinged to the front face of the box body 101, a control panel 103 is arranged on the front face of the access door 102, ventilation grooves 104 are formed in the upper surface and the left side wall of the box body 101, dust filter screens 105 are arranged inside the two ventilation grooves 104, a voltage relay assembly 400 is arranged inside the box body 101, a common lock and a handle are arranged on the front face of the access door 102, and the access door 102 and the box body 101 are movably connected through the common lock;
after the ordinary lock is opened, an operator holds the handle to open the access door 102, the voltage relay device 401 in the box 101 can be overhauled, and the control panel 103 is electrically connected with the drainage pump.
The dehumidifying bag placing mechanism 200 comprises a mounting frame 201, the mounting frame 201 is arranged on the top surface in a box 101, a fan 202 is arranged inside the mounting frame 201, two blocking plates 203 are arranged above the fan 202, the left side walls of the two blocking plates 203 are provided with linkage rods 204, the left ends of the two linkage rods 204 penetrate through the mounting frame 201 and are provided with end plates 205, the outer circumferential wall of each linkage rod 204 is sleeved with a reset spring 206, two ends of each reset spring 206 are connected with the end plates 205 and the mounting frame 201 respectively, the right side walls of the two blocking plates 203 are abutted with placing boxes 207, the right ends of the two placing boxes 207 penetrate through the box 101 and extend to the right side of the box 101, the right side wall of the box 101 is rotatably connected with a stop block 208, the stop blocks 208 are provided with four side walls, the placing boxes 207 comprise box bodies 2071, the side walls of the box bodies 2071 are provided with placing cavities 2072, the upper surface and the lower surface of the box bodies 2071 are provided with air grooves 2073 in an array, two sets of air grooves 2073 are communicated with the placing cavities 2072, the front and rear sides of the box bodies 2071 and the two blocking plates 202 are symmetrically arranged above the two blocking plates, the two sets of the two blocking plates 202, and the two sets of the air grooves 2075 are respectively abutted with the two blocking plates 202 and the air grooves 207101, and the two sets of the two blocking plates 104 arranged above the baffle plates 202;
place two solid dehumidification bags respectively in two inside of placing chamber 2072, can start the back at fan 202, take outside air out to the inside of box 101 through top ventilation groove 104, the inside air of box 101 is discharged through below ventilation groove 104, make the inside air of box 101 continuously flow, improve voltage relay equipment 401's radiating efficiency, in this process, the inside air that gets into box 101 through top ventilation groove 104 passes through two solid dehumidification bags through air duct 2073 successively, because the vapor partial pressure on the inside solid hygroscopic agent surface of fixed dehumidification bag is less than vapor partial pressure in the air, thereby absorb the moisture in the air, make the inside air current that gets into box 101 keep dry, prevent the inside moisture that condenses of box 101, lead to voltage relay equipment 401 to take place short circuit fault, use two solid dehumidification bags of change after a period of time, prevent that the moisture absorption effect from descending, the concrete operation is as follows: the two upper stoppers 208 are all rotated to the upper surface of the upper positioning plate, so that the two stoppers 208 are separated from contact with the right side walls of the two upper extending plates 2075, the upper reset spring 206 contracts to drive the upper end plate 205 to move rightwards, the linkage rod 204 drives the blocking plate 203 to synchronously move rightwards, the upper placing box 207 is pushed out rightwards, the upper placing box 207 is completely pulled out from the inside of the mounting frame 201, the upper blocking plate 203 enters the inside of the slot of the upper placing box 207 to block the slot, external air is prevented from directly entering the inside of the box 101 without being filtered by the dust filter screen 105, at the moment, the lower solid dehumidifying bag bears air dehumidifying work, after the solid dehumidifying bag inside the upper placing cavity 2072 is replaced, the upper placing box 207 is inserted and fixed inside the mounting frame 201 again by reverse operation, the lower placing box 207 is pulled out rightwards by the same principle, the solid dehumidifying bag inside the lower placing cavity 2072 is replaced, the upper blocking plate 203 enters the inside of the slot of the upper placing box 207, external air is prevented from directly entering the inside of the box 101 without being filtered and dehumidified, at the inside of the box, at the moment, the upper solid dehumidifying work, the lower placing box 207 can be inserted into the mounting frame 201 again, and the inside of the lower placing box 207 can be fixed, and the lower air can be fixed inside of the mounting frame 201 again.
The lower surfaces of the two box bodies 2071 are respectively provided with a support guide rail 2074, and the two groups of support guide rails 2074 are respectively arranged on the inner side wall of the mounting rack 201; by providing the supporting rail 2074, the placing box 207 can be supported, the placing box 207 can be prevented from being inclined in the moving process, and the blocking feeling when the placing box 207 is drawn out can be increased.
Example 2
Referring to fig. 2 and 3, a second embodiment of the present invention, including,
the wiring sealing mechanism 300 comprises a mounting groove 301, the mounting groove 301 is formed in the left side wall of the box body 101, an air bag 302 is arranged inside the mounting groove 301, wiring holes 303 are formed in the center of the air bag 302 in an array mode, a communicating pipe 304 is arranged behind the air bag 302, the rear end of the communicating pipe 304 penetrates through the mounting groove 301 and is provided with a one-way air valve 305, and the one-way air valve 305 is arranged behind the box body 101;
pass wiring hole 303 with voltage relay equipment 401 and external circuit's connecting wire, through one-way pneumatic valve 305 to the inside injected air of gasbag 302, gasbag 302 inflation makes the aperture of wiring hole 303 reduce, the inner wall of wiring hole 303 offsets with the circumference outer wall of connecting wire, prevent that the outside air that does not dehumidify from passing through the inside that space between wiring hole 303 and the connecting wire got into box 101, lead to the inside air humidity of box 101 to rise, lead to voltage relay equipment 401 to easily take place short-circuit fault.
Example 3
Referring to fig. 2, a third embodiment of the present invention, including,
the voltage relay assembly 400 comprises a voltage relay device 401, a carrier plate 402 is arranged on the lower surface of the voltage relay device 401, a middle plate 403 is arranged on the bottom surface in the box body 101, a guide telescopic rod 404 and a damping spring 405 are symmetrically arranged on the left side wall and the right side wall of the middle plate 403 in a front-back mode, the damping spring 405 is sleeved on the circumferential outer wall of the guide telescopic rod 404, displacement hinge blocks 406 are arranged at the outer ends of the four groups of guide telescopic rods 404 and the damping spring 405, linkage hinge rods 407 are rotatably connected to the inner side walls of the four displacement hinge blocks 406, and the upper ends of the four linkage hinge rods 407 are hinged to the lower surface of the carrier plate 402;
when the box 101 is shaken due to external impact, the displacement hinge block 406 slides along the bottom surface in the box 101 under the guiding action of the guiding telescopic rod 404, and the damping spring 405 elastically stretches and shares part of impact force, so that the shaking amplitude of the support plate 402 is reduced, the stability of the voltage relay device 401 is improved, and the contact point of the voltage relay device 401 and a circuit is prevented from loosening.
Assembling plates are symmetrically arranged on the left and right of the position, close to the bottom, of the outer side wall of the voltage relay device 401, and both the assembling plates are connected with the top of the carrier plate 402 through bolts; it is convenient to remove the voltage relay apparatus 401 from the upper surface of the carrier plate 402, and take out the voltage relay apparatus 401 from the inside of the case 101 for maintenance.
Voltage relay equipment 401 and control panel 103 electric connection, fan 202 and voltage relay equipment 401 electric connection, operating personnel can pass through control panel 103 control voltage relay equipment 401's operation, voltage relay equipment 401 is located between fan 202 and the below dust filter screen board 105, leave a determining deviation between the outer wall of support plate 402 and the inner wall of box 101, support plate 402 is sheet metal, voltage relay equipment 401 moves, fan 202 is from the start-up, the air current all contacts with voltage relay equipment 401 all around and the top, metal support plate 402 exports the heat of voltage relay equipment 401 bottom, thereby carry out the forced air cooling heat dissipation to voltage relay equipment 401, prevent that voltage relay equipment 401 from producing the trouble because of overheated.
It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims (10)

1. The utility model provides a factory building drainage pump controlling means which characterized in that: comprises the steps of (a) preparing a substrate,
the starting box assembly (100) comprises a box body (101), wherein an access door (102) is hinged to the front face of the box body (101), a control panel (103) is arranged on the front face of the access door (102), ventilation grooves (104) are formed in the upper surface and the left side wall of the box body (101), dust filter screens (105) are arranged in the two ventilation grooves (104), and a voltage relay assembly (400) is arranged in the box body (101);
the dehumidifying bag placing mechanism (200) comprises a mounting frame (201), wherein the mounting frame (201) is arranged on the top surface of a box body (101), a fan (202) is arranged inside the mounting frame (201), two blocking plates (203) are arranged above the fan (202), linkage rods (204) are arranged on the left side walls of the two blocking plates (203), the left ends of the two linkage rods (204) penetrate through the mounting frame (201) and are provided with end plates (205), a reset spring (206) is sleeved on the outer circumferential wall of each linkage rod (204), and two ends of the reset spring (206) are connected with the end plates (205) and the mounting frame (201) respectively;
wiring sealing mechanism (300), including mounting groove (301), the left side wall at box (101) is seted up in mounting groove (301), the inside of mounting groove (301) is provided with gasbag (302), wiring hole (303) have been seted up to the center department array of gasbag (302), the back of gasbag (302) is provided with communicating pipe (304), the rear end of communicating pipe (304) runs through mounting groove (301) and is provided with one-way pneumatic valve (305), one-way pneumatic valve (305) set up the back at box (101).
2. The plant drain pump control device of claim 1, characterized in that: voltage relay subassembly (400) include voltage relay equipment (401), the lower surface of voltage relay equipment (401) is equipped with support plate (402), bottom surface in box (101) is provided with intermediate lamella (403), the equal front and back symmetry of the left side wall and the right side wall of intermediate lamella (403) is provided with direction telescopic link (404) and damping spring (405), and damping spring (405) cover is established at the circumference outer wall of direction telescopic link (404), four the outer end of direction telescopic link (404) and damping spring (405) all is provided with and displaces hinge block (406), four the inside wall of displacing hinge block (406) all rotates and is connected with linkage hinge rod (407), four the upper end of linkage hinge rod (407) articulates the lower surface at support plate (402).
3. The plant drain pump control device of claim 2, characterized in that: two the right side wall of jam plate (203) all supports and establishes places box (207), two the right-hand member of placing box (207) all runs through box (101) and extends to the right side of box (101), the right side wall of box (101) rotates and is connected with dog (208), dog (208) are equipped with four, it includes box body (207 a) to place box (207), the lateral wall of box body (207 a) has been seted up and has been placed chamber (207 b), gas groove (207 c) have all been seted up to the equal array of upper surface and the lower surface of box body (207 a), and are two sets of gas groove (207 c) all are linked together with placing chamber (207 b), box body (207 a) openly and the back symmetry of being close to the position of right-hand member is provided with extension board (207 d), two extension board (207 d) all support with the right side wall of box (101) mutually, and two dog (208) support with the right side wall of two extension boards (207 d) respectively mutually.
4. The plant drain pump control device of claim 3, characterized in that: the lower surface of the two box bodies (207 a) supports against supporting guide rails (207 a-1), and the two groups of supporting guide rails (207 a-1) are arranged on the inner side wall of the mounting rack (201).
5. The plant drain pump control device of claim 4, characterized in that: a positioning plate is arranged between the front stop block and the rear stop block (208), and the two positioning plates are arranged on the right side wall of the box body (101).
6. The plant drain pump control device of claim 5, characterized in that: the voltage relay device is characterized in that assembling plates are symmetrically arranged on the left and right sides of the position, close to the bottom, of the outer side wall of the voltage relay device (401), and the two assembling plates are connected with the top of the carrier plate (402) through bolts.
7. The plant drain pump control device of claim 6, characterized in that: the voltage relay device (401) is electrically connected with the control panel (103), and the fan (202) is electrically connected with the voltage relay device (401).
8. The plant drain pump control device of claim 7, wherein: the front surface of the access door (102) is provided with a common lock and a handle, and the access door (102) is movably connected with the box body (101) through the common lock.
9. The plant drain pump control device of claim 8, wherein: the voltage relay equipment (401) is located between the fan (202) and the dust filter screen plate (105) below, a certain distance is reserved between the outer wall of the carrier plate (402) and the inner wall of the box body (101), and the carrier plate (402) is made of metal plates.
10. The plant drain pump control device of claim 9, wherein: the upper part is communicated with the inside of the ventilation groove (104) and the mounting rack (201), and the two blocking plates (203) are both positioned between the fan (202) and the upper part and between the dust filter screen plates (105).
CN202221400218.2U 2022-06-06 2022-06-06 Factory building drainage pump control device Active CN218006766U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221400218.2U CN218006766U (en) 2022-06-06 2022-06-06 Factory building drainage pump control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221400218.2U CN218006766U (en) 2022-06-06 2022-06-06 Factory building drainage pump control device

Publications (1)

Publication Number Publication Date
CN218006766U true CN218006766U (en) 2022-12-09

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CN202221400218.2U Active CN218006766U (en) 2022-06-06 2022-06-06 Factory building drainage pump control device

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