CN206201411U - Cooling bay - Google Patents

Abstract

The utility model discloses a kind of cooling bay,Solve the problems, such as by manually adding water not prompt enough and wasting time and energy,Its drip irrigation device is,First water level sensing unit is arranged at the water level lower position of catch basin,First water level sensing unit be used for detect magnetic part closer or far to export corresponding water level detecting signal,It is coupled with first water level sensing unit for receiving water level detecting signal and in response to the execution unit of water level detecting signal,When float with the water level decreasing in catch basin to water level lower position so that magnetic part near the first water level sensing unit when,Execution unit controls water pump operation,Cooling bay of the present utility model,Float can accordingly be floated or be sunk,Be embedded in the first water level sensing unit inside column can detect float closer or far from,When float drops to the lower position of water level,Execution unit can control water pump operation,So that water pump is automatic toward adding water in catch basin,Eliminate manually operated trouble.

Description

Cooling bay

Technical field

The utility model is related to industrial cooling device, more particularly to cooling bay.

Background technology

In the production technology of PE lines, just injection molding PE lines have temperature higher, in order to accelerate the hard of wire rod Change the processing for being easy to next process simultaneously, it is necessary to the wire rod to being molded carries out cooling treatment.Cooling bay is PE line cooling treatments Usual means in technique, it mainly includes the catch basin for containing cooling water, the PE lines obtained by the production of previous procedure It is immersed in the cooling water of catch basin, so that wire rod can carry out heat exchange with cooling water, so as to reduce the temperature of PE lines, makes PE Line accelerates hardening, facilitates access for next process and is processed.

As PE lines constantly carry out heat exchange with cooling water, the water temperature of cooling water can be raised constantly, so as to accelerate moisture Evaporation, and PE lines pass in and out catch basin during can also take away substantial amounts of water, cooling water is constantly reduced, when in catch basin Cooling water it is not enough when, then heat exchange well can not be carried out with PE lines, so as to reduce cooling effect.In order to avoid above-mentioned The generation of problem is, it is necessary in time toward the cold water intaking of addition in catch basin, people carry out adding water usually using water pump.

But in actual production process, staff often forgets because a period of time is forgotten or operational procedure is unfamiliar with Remember to water is added in catch basin, cause the cooling effect of cooling bay to decline, influence production efficiency and product quality, and frequently open Water pump is wasted time and energy toward adding water in catch basin, therefore existing cooling bay also has certain room for improvement.

Utility model content

The purpose of this utility model is to provide a kind of cooling bay, when the water shortage in catch basin, can automatically control Pump working is carrying out adding water.

Above-mentioned technical purpose of the present utility model technical scheme is that：

A kind of cooling bay, including catch basin and water pump, are also arranged including being fixed on the column of reservoir bases, sliding vertically Float in the column, it is embedded in the first water level sensing unit of column and is embedded in the magnetic part of the float, it is described First water level sensing unit is arranged at the water level lower position of catch basin, and first water level sensing unit is used to detect magnetic part Closer or far to export corresponding water level detecting signal, be coupled with for receiving water level on first water level sensing unit Detection signal and in response to the execution unit of water level detecting signal；

When float with the water level decreasing in catch basin to water level lower position so that magnetic part is near the first water level detecting During unit, the execution unit controls water pump operation, with to adding water in catch basin.

Using such scheme, float can accordingly be floated or be sunk with the lifting of water level in catch basin, column It play the guiding role, is moved along its length with limiting float.It is embedded in the first water level sensing unit energy inside column The magnetic field of enough detection float internal magnetization parts is strong and weak, thus detect float closer or far from when float drops under water level During extreme position, execution unit can control water pump operation, so that water pump is automatic toward water is added in catch basin, eliminate manually operated Trouble, make to add water more in time with conveniently, to keep the cooling effect of cooling bay.

Preferably, the execution unit includes from lock section and is coupled to the enforcement division from lock section, it is described from lock section coupling In the first water level sensing unit to receive corresponding water level detecting signal and control execution unit to keep working condition, so that water pump Maintain running status.

Using such scheme, execution unit can be made to keep working condition from lock section, so that water pump continuous service, it is to avoid water There is the phenomenon of operation intermittently in pump so that the cooling water in catch basin can be filled it up with once.

Preferably, the enforcement division includes delay circuit and is coupled to the execution circuit of delay circuit, the time delay electricity Road is coupled to from lock section to control execution circuit delayed startup water pump.

Using such scheme, after delay circuit can make float reach water level lower position and continue for some time, just make Execution circuit controls water pump operation, it is to avoid the water level in catch basin fluctuates near water level lower limit and causes the running status of water pump Beat, so as to extend the service life of water pump.

Preferably, whether the delay circuit is also coupled to the instruction unit for indicating water pump to be in running status.

Using such scheme, instruction unit can indicate the running status of water pump so that staff can be clearer, more Plus hommization.

Preferably, being also packaged with the second water level sensing unit in the column, second water level sensing unit is set In the water level upper limit position of catch basin with detect magnetic part closer or far from；

When float as the water level in catch basin rises to water level upper limit position so that magnetic part is near the second water level detecting During unit, second water level sensing unit cuts off the self-locking state from lock section, so that execution unit control water pump is out of service.

Using such scheme, whether the second water level sensing unit can detect float as the water level in catch basin reaches water Position upper limit position, if water level reaches the water level upper limit position of catch basin, the second water level sensing unit can automatically cut off certainly Lock section, so as to self-locking state is released from lock section, so that water pump is out of service, and then makes water pump stop adding water toward in catch basin, Cooling water is avoided to be overflowed from catch basin, so as to save water resource.

Preferably, the instruction unit is light-emitting alarm.

Using such scheme, luminous alarm is more eye-catching, can be clearly identified when people need to check its state, And luminous alarm is more quiet, surrounding environment is not interfered with.

Preferably, the column is provided with the retaining piece for limiting float extreme higher position.

Using such scheme, retaining piece plays a part of stop, so as to limit the extreme higher position of float, prevents float from vertical Post departs from.

Preferably, offering perforation on the retaining piece, the column is arranged in the perforation, described to perforate and stand The outer wall interference fit of post.

Using such scheme, perforation coordinates with the sliding of column enables retaining piece to carry out evolution along column, so that The extreme higher position that adjustment float can be reached；Perforation makes retaining piece to be stood after position has been adjusted with the interference fit of column Positioned on post, simple structure, moreover it is possible to material-saving.

Preferably, the retaining piece is in disc-shaped, length direction of its end face perpendicular to column.

Using such scheme, the retaining piece of disc-shaped can significantly mitigate weight, while material-saving；In order that float energy It is enough to be more smoothly connected on retaining piece, the end face of retaining piece is vertically installed in the length direction of column.

Preferably, offering opening on the retaining piece, one end of the opening extends to perforation, and the other end is extended to The outer of retaining piece, the perforation is arranged at the center of retaining piece, and the edge of the opening sets along the radial direction of retaining piece Put.

Using such scheme so that retaining piece can be dismounted by opening from column, facilitate the replacing of retaining piece, More hommization；And the size of opening gradually increases from inside to outside, to form angle, angle plays a part of guiding, it is convenient every Block piece is snapped onto on column by opening, further lifts operability.

In sum, the utility model has the advantages that：Float can enter with the lifting of water level in catch basin Row is corresponding to float or sinks, and being embedded in the first water level sensing unit inside column can detect the magnetic of float internal magnetization part Field intensity is weak, thus detect float closer or far from when float drops to the lower position of water level, execution unit can be controlled Water pump operation so that water pump is automatic to eliminate manually operated trouble toward water is added in catch basin, make to add water more in time with side Just, keeping the cooling effect of cooling bay.

Brief description of the drawings

Fig. 1 is the structural representation of the present embodiment；

Fig. 2 is the structural representation of float, the first water level sensing unit and the second water level sensing unit in the present embodiment；

Fig. 3 is the circuit diagram of the present embodiment；

Fig. 4 is the circuit diagram of instruction unit in the present embodiment.

In figure：1st, catch basin；2nd, water pump；3rd, column；4th, float；6th, magnetic part；7th, execution unit；8th, from lock section；9th, hold Row portion；10th, delay circuit；12nd, execution circuit；13rd, instruction unit；15th, retaining piece；16th, perforate；17th, it is open；18th, water pipe；19、 Water storage box；20th, clip.

Specific embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

This specific embodiment is only that, to explanation of the present utility model, it is not to limitation of the present utility model, ability Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but As long as all being protected by Patent Law in right of the present utility model.

A kind of cooling bay disclosed in the present embodiment, as shown in figure 1, including catch basin 1 and water pump 2, the import of water pump 2 passes through Water pipe 18 is communicated in water source, and water source can be water storage box 19 etc., and the outlet of water pump 2 is connected in catch basin 1 also by water pipe 18, Start water pump 2, just the water in water storage box 19 can be added in catch basin 1.The water pipe 18 for being communicated in catch basin 1 passes through clip 20 It is fixed on catch basin 1, makes it toward being difficult to depart from from catch basin 1 during adding water in catch basin 1.

As shown in figure 1, also including column 3, float 4, the first water level sensing unit and magnetic part 6, column 3 is fixed on vertically The bottom of catch basin 1, and the length of column 3 is equal to or more than the depth of catch basin 1, the sliding of float 4 is sheathed on column 3, and the One water level sensing unit is embedded in column 3.

As depicted in figs. 1 and 2, offer slip hole on float 4, column 3 worn in slip hole, enable float 4 with The height of the water level in catch basin 1 to be risen and fallen accordingly along column 3.Magnetic part 6 is embedded in float 4, i.e. float 4 by magnetic part 6 parcels are embedded in inside, it is to avoid magnetic part 6 is exposed outside, and magnetic part 6 is preferably permanent magnet.

As shown in figure 3, the first water level sensing unit be used for detect magnetic part 6 closer or far to export corresponding water level Detection signal, the first water level sensing unit is the tongue tube J1 of open type, and it is embedded in inside by the parcel of column 3, so as to play Protective effect, it is to avoid the long period of soaking of column 3 accelerates tongue tube aging in water, while it is upper that tongue tube J1 is arranged on into column 3 In the water level lower position of catch basin 1.One end of tongue tube J1 is coupled to voltage V1, and the other end exports corresponding water level detecting letter Number.

As shown in figure 3, being coupled with the first water level sensing unit for receiving water level detecting signal and being examined in response to water level Survey the execution unit 7 of signal.Execution unit 7 includes from lock section 8 and is coupled to the enforcement division 9 from lock section 8, is coupled to from lock section 8 First water level sensing unit with receive corresponding water level detecting signal and control execution unit 7 keep working condition so that water pump 2 Maintain running status.Enforcement division 9 includes delay circuit 10 and is coupled to the execution circuit 12 of delay circuit 10, delay circuit 10 It is coupled to from lock section 8 to control the delayed startup water pump 2 of execution circuit 12.

As shown in figure 3, including light emitting diode LD1, phototriode Q1, light emitting diode LD2, photosensitive three from lock section 8 Pole pipe Q2, light emitting diode LD3 and phototriode Q3；The anode of light emitting diode LD1 is coupled to the output end of tongue tube J1 To receive water level detecting signal, minus earth；The colelctor electrode of phototriode Q1 is coupled to voltage V2, and emitter stage is coupled to luminous The anode of diode LD2；The colelctor electrode of phototriode Q2 is coupled to the colelctor electrode of phototriode Q1, and emitter stage is coupled to hair The anode of optical diode LD2；The negative electrode of light emitting diode LD2 is coupled to the anode of light emitting diode LD3, light emitting diode LD3 Minus earth；Phototriode Q1 is optically coupled to light emitting diode LD1, and phototriode Q2 is optically coupled to light emitting diode LD2, phototriode Q3 is optically coupled to light emitting diode LD3.

As shown in figure 3, delay circuit 10 includes obtaining electric time delay relay KT and sustained diode 2, the time relay One end of the coil of KT is coupled to voltage V3, and the other end is coupled to the colelctor electrode of phototriode Q3, the hair of phototriode Q3 The coil inverse parallel of emitter grounding, sustained diode 2 and time relay KT.

As shown in figure 3, execution circuit 12 instantaneously disconnects normally opened contact KT-1 for the timing closing of time relay KT, its string It is coupled to the current supply circuit of water pump 2.

When float 4 with the water level decreasing in catch basin 1 to water level lower position so that magnetic part 6 is examined near the first water level When surveying unit, the control water pump 2 of execution unit 7 runs, with to adding water in catch basin 1.

As shown in figure 4, whether delay circuit 10 is also coupled to the instruction unit 13 for indicating water pump 2 to be in running status, Instruction unit 13 is light-emitting alarm.Instruction unit 13 includes that the timing closing of LED and time relay KT is instantaneously broken Normally opened contact KT-2 is opened, the anode of LED is coupled to voltage V4, and the time delay that negative electrode is coupled to time relay KT is closed Instantaneous one end for disconnecting normally opened contact KT-2 is closed, the timing closing of time relay KT instantaneously disconnects the another of normally opened contact KT-2 End ground connection.

As shown in Figures 2 and 3, the second water level sensing unit is also packaged with column 3, the second water level sensing unit is arranged at The water level upper limit position of catch basin 1 with detect magnetic part 6 closer or far from.Second water level sensing unit is the dry spring of closed type Pipe J2, it is series between the colelctor electrode of phototriode Q1 and voltage V2.

When float 4 as the water level in catch basin 1 rises to water level upper limit position so that magnetic part 6 is examined near the second water level When surveying unit, the second water level sensing unit cuts off the self-locking state from lock section 8, so that the control water pump 2 of execution unit 7 stops fortune OK.

As shown in figure 1, column 3 is provided with the retaining piece 15 for limiting the extreme higher position of float 4.Retaining piece 15 is in disk Shape, length direction of its end face perpendicular to column 3.When float 4 floats to the position of retaining piece 15 with water level, itself and barrier The bottom surface of part 15 abuts against, so as to limit the extreme higher position of float 4, it is to avoid float 4 departs from column 3.

As shown in figure 1, offer perforation 16 on retaining piece 15, column 3 is arranged in perforation 16, perforation 16 and column 3 it Between sliding coordinate, thus it is possible to vary lengthwise position of the retaining piece 15 on column 3.Perforation 16 and the outer wall interference fit of column 3, Make retaining piece 15 after position has been adjusted, the outer wall of column 3 can be sticked in by the inwall of perforation 16, so as to limit retaining piece 15 position.The material of retaining piece 15 is preferably plastics, and plastic quality is light, low cost, also with preferably elasticity.

As shown in figure 1, offer opening 17 on retaining piece 15, one end of opening 17 extends to perforation 16, and with perforation 16 Connection, the other end extends to the outer of retaining piece 15, and perforation 16 is arranged at the center of retaining piece 15.

During dismounting retaining piece 15, the direction that opens up by retaining piece 15 against opening 17 is pulled outwardly, and makes opening 17 in column 3 Gradually expand under extruding, until retaining piece 15 is pulled out into column 3.

As shown in figure 1, edge being radially arranged along retaining piece 15 of opening 17, make the size of opening 17 from inside to outside according to Secondary increase, to form angle.When retaining piece 15 is installed, first by the alignment post 3 of opening 17, then retaining piece 15 is inwardly pushed away, Opening 17 is set gradually to expand under the extruding of column 3, until column 3 is snapped onto in perforation 16.

Specific work process is as follows：

When the water level in catch basin 1 is normal, i.e., higher than water level lower position and less than water level upper limit position, float 4 In the top of tongue tube J1 and positioned at the lower section of tongue tube J2.At this moment float 4 and tongue tube J1, J2 are apart from each other, tongue tube The magnetic force of the magnetic part 6 that J1 and J2 can be sensed is weaker, makes to be packaged in two metal spring leaf contacts inside tongue tube J1 and is in It is separated from each other state, and is packaged in two metal spring leaf contacts inside tongue tube J2 and is in and be mutually closed state.

Tongue tube J1 cuts off light emitting diode LD1, light emitting diode LD1 is not lighted, and phototriode Q1 is not turned on, hair Optical diode LD2 and LD3 do not light, and phototriode Q2 and Q3 are also in cut-off state so that time relay KT's Coil is in power failure state, and its corresponding timing closing instantaneously disconnects normally opened contact KT-1 and KT-2 and disconnects, and water pump 2 is not transported OK, and LED does not light.

When the water level decreasing in catch basin 1 is to water level lower position, dry spring of the float 4 with water level in column 3 Pipe J1 so that the magnetic field that permanent magnet is formed magnetizes two metal spring leafs in tongue tube J1, senses the contact part of reed Go out opposite polarity magnetic pole.After the elastic force for overcoming reed, the respective mutual adhesive in contact on reed turns on light-emitting diodes Pipe LD1, effect of light turns on phototriode Q1 in the photosurface of phototriode Q1.LD2 and LD3 are complete for light emitting diode All turn on, wherein light emitting diode LD3 luminous functions turn on phototriode Q3 in the photosurface of phototriode Q3, when Between the coil of relay KT obtain electric adhesive, initially enter time status, if within the time cycle of setting, tongue tube J1 locates all the time In closure state, then the timing closing of time relay KT instantaneously disconnects normally opened contact KT-1 and KT-2 and all closes, and turns on water The current supply circuit of pump 2, makes water pump 2 bring into operation, so as to water is added in catch basin 1, now LED lights, to carry out Prompting.

Light emitting diode LD2 luminous functions are in the photosurface of phototriode Q2 simultaneously so that phototriode Q2 is turned on, And the emitter stage of phototriode Q2 constitutes loop with the anode of light emitting diode LD2, and luminous two are continuously with by voltage V2 Pole pipe LD2 powers so that light emitting diode LD2 and LD3 can constant conduction light.Even if at this moment float 4 rises makes magnetic Part 6 is cut off away from tongue tube J1, voltage V1, causes light emitting diode LD1 to end, and phototriode Q2 and Q3 can also keep In conducting state, the coil of time relay KT is set to be in obtain electricity condition all the time, water pump 2 is in running status all the time, and luminous Diode (LED) lights all the time.

With the rising of water level in catch basin 1, float 4 is floated along column 3 so that the magnetic part 6 in float 4 is gradually leaned on Nearly tongue tube J2, when float 4 rises to the water level upper limit position of catch basin 1 with water level, the magnetic field magnetic that permanent magnet is formed Change two metal spring leafs in tongue tube J2, after the elastic force for overcoming reed, respective contact disconnects on reed, to cut off Voltage V2, makes light emitting diode LD2, LD3 be cut off, and both corresponding phototriode Q2, Q3 are turned off, the time relay The coil losing electricity of KT resets, and its corresponding timing closing instantaneously disconnects normally opened contact KT-1 and KT-2 and all disconnects, and cuts off water pump 2 With the current supply circuit of LED, make water pump 2 out of service, to terminate to add water to catch basin 1, it is to avoid water overflows, together When LED stop it is luminous.

Claims (10)

1. a kind of cooling bay, including catch basin (1) and water pump (2), it is characterized in that：Also include being fixed on catch basin (1) bottom vertically The column (3) in portion, sliding be sheathed on the column (3) float (4), be embedded in the first water level sensing unit of column (3) with And the magnetic part (6) of the float (4) is embedded in, first water level sensing unit is arranged at the water level lower limit of catch basin (1) Position, first water level sensing unit is used to detect believing closer or far to export corresponding water level detecting for magnetic part (6) Number, it is coupled with first water level sensing unit for receiving water level detecting signal and in response to the execution of water level detecting signal Unit (7)；

When float (4) with the water level decreasing in catch basin (1) to water level lower position so that magnetic part (6) is near the first water level During detection unit, the execution unit (7) controls water pump (2) operation, and water is added with to catch basin (1) is interior.

2. cooling bay according to claim 1, it is characterized in that：The execution unit (7) is including from lock section (8) and being coupled to It is described to be coupled to the first water level sensing unit to receive corresponding water level detecting from lock section (8) from the enforcement division (9) of lock section (8) Signal simultaneously controls execution unit (7) to keep working condition, so that water pump (2) maintains running status.

3. cooling bay according to claim 2, it is characterized in that：The enforcement division (9) includes delay circuit (10) and coupling In the execution circuit (12) of delay circuit (10), the delay circuit (10) is coupled to from lock section (8) to control execution circuit (12) delayed startup water pump (2).

4. cooling bay according to claim 3, it is characterized in that：The delay circuit (10) has been also coupled to for indicating water pump (2) whether it is in the instruction unit (13) of running status.

5. cooling bay according to claim 4, it is characterized in that：The second water level detecting list is also packaged with the column (3) Unit, second water level sensing unit is arranged at the water level upper limit position of catch basin (1) to detect being close to or remote for magnetic part (6) From；

When float (4) as the water level in catch basin (1) rises to water level upper limit position so that magnetic part (6) is near the second water level During detection unit, second water level sensing unit cuts off the self-locking state from lock section (8), so that execution unit (7) control water Pump (2) is out of service.

6. cooling bay according to claim 4, it is characterized in that：The instruction unit (13) is light-emitting alarm.

7. the cooling bay according to claim 1 to 6 any one, it is characterized in that：The column (3) is provided with for limiting The retaining piece (15) of float (4) extreme higher position.

8. cooling bay according to claim 7, it is characterized in that：Perforation (16) is offered on the retaining piece (15), it is described Column (3) is arranged in the perforation (16), the outer wall interference fit of the perforation (16) and column (3).

9. cooling bay according to claim 8, it is characterized in that：The retaining piece (15) in disc-shaped, its end face perpendicular to The length direction of column (3).

10. cooling bay according to claim 9, it is characterized in that：Opening (17) is offered on the retaining piece (15), it is described One end of opening (17) extends to perforation (16), and the other end extends to the outer of retaining piece (15), and the perforation (16) is arranged at The center of retaining piece (15), edge being radially arranged along retaining piece (15) of the opening (17).