CN207189987U - A kind of headstock gear of the aggregate transporting machine discharging opening of concrete mixing plant - Google Patents
A kind of headstock gear of the aggregate transporting machine discharging opening of concrete mixing plant Download PDFInfo
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- CN207189987U CN207189987U CN201721180402.XU CN201721180402U CN207189987U CN 207189987 U CN207189987 U CN 207189987U CN 201721180402 U CN201721180402 U CN 201721180402U CN 207189987 U CN207189987 U CN 207189987U
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- blanking tube
- rotor plate
- discharging opening
- aggregate
- mixing plant
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Abstract
The utility model discloses a kind of headstock gear of the aggregate transporting machine discharging opening of concrete mixing plant, it is intended to it is inaccurate to solve the problems, such as that scale hooper weighs, its drip irrigation device is：Weighing sensor including being arranged at scale hooper, also include the blanking tube for being arranged at aggregate conveyer discharging opening, the rotor plate for opening and closing blanking tube is rotatably connected in the blanking tube, the blanking tube is provided with driving rotor plate and rotated positioned at the drive component for closing or opening blanking tube nozzle, the drive component includes cylinder, and the weighing sensor is electrically connected with the control circuit for controlling cylinder operation.A kind of headstock gear of the aggregate transporting machine discharging opening of concrete mixing plant of the present utility model, which has, improves the advantages of scale hooper weighs accuracy.
Description
Technical field
Concrete mixing plant field is the utility model is related to, more specifically, it relates to a kind of bone of concrete mixing plant
Expect the headstock gear of transporter discharging opening.
Background technology
So-called concrete, refer to by a certain percentage coordinate the raw material such as cementitious matter, sand, stone, water, it is agitated form one
Kind construction material.To meet growing concrete construction demand, the concrete generally produced with mixing plant（I.e. so-called business
Use concrete）, and it is supplied to unit in charge of construction.
Mixing plant generally comprises batch bin, is in tilted layout sandstone material conveying device, stirring main building, powder conveying apparatus and
Powder material tank etc..Wherein, powder material tank is used to store the powder state material such as cement, coal ash, and sand material is stored in batch bin.Worked
Cheng Zhong, sand material in batch bin reach the treating in hopper of stirring main building, each powder state thing after metering through sandstone material conveying device
Material is reached through corresponding powder conveying apparatus in the system of stirring main building, after each raw material is ready, the stirring of agitated main building
Machine mixes, you can forms concrete finished product.
The aggregate weighing system of concrete mixing plant is by frame, aggregate bin, scale hooper, aggregate conveyer and weighing and sensing
Device is formed, and the aggregate in aggregate bin is transported in scale hooper by aggregate conveyer, then is weighed by weighing sensor
After aggregate in bucket reaches predetermined weight, operating personnel close the valve of aggregate bin discharge port external, but due in aggregate conveyer
Also a small amount of aggregate may proceed to enter in scale hooper, exists and weighs the problem of inaccurate.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of aggregate of concrete mixing plant
The headstock gear of transporter discharging opening, have and improve the advantages of scale hooper weighs accuracy.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of concrete mixing plant
Aggregate transporting machine discharging opening headstock gear, including be arranged at the weighing sensor of scale hooper, in addition to be arranged at aggregate defeated
The blanking tube of machine discharging opening is sent, is rotatably connected to the rotor plate for opening and closing blanking tube in the blanking tube, on the blanking tube
Rotated provided with driving rotor plate includes cylinder, institute positioned at the drive component for closing or opening blanking tube nozzle, the drive component
State weighing sensor and be electrically connected with control circuit for controlling cylinder operation.
By using above-mentioned technical proposal, when aggregate is transported in scale hooper by aggregate conveyer, when the bone in scale hooper
When material reaches predetermined weight, weighing sensor sends control signal, by control circuit, makes the blanking connected on aggregate conveyer
Cylinder operation on cylinder, drive rotor plate to rotate the nozzle of closing blanking tube by cylinder, stop the aggregate on aggregate conveyer
Only it is added in scale hooper, has and improve the advantages of scale hooper weighs accuracy.
The utility model is further arranged to：The drive component also includes being arranged at the rotary shaft of rotor plate side, consolidated
Due to the movable block on cylinder output shaft and the link assembly for being used to promote rotary shaft to rotate on movable block is articulated with, described turn
Moving axis extends on the outside of blanking tube, and the cylinder is vertically arranged to blanking tube side wall, and the output shaft of cylinder is fixed on movable block
Upper surface.
By using above-mentioned technical proposal, the output shaft of cylinder is flexible to drive moving up and down for movable block, and then promotes hinge
The connection rod set valency being connected on movable plate, rotates rotary shaft, so as to drive the rotor plate in blanking tube to rotate, reaches closing
Or open blanking tube.
The utility model is further arranged to：The link assembly includes being articulated with hinge bar and the rotation connection of movable plate
In rotating bar of the hinge bar away from movable block one end, the rotating bar is fixed on rotary shaft away from hinge bar one end, described be hinged
Bar is set with rotating bar in angle.
By using above-mentioned technical proposal, by moving up and down for movable block, the hinge bar being hinged on movable block is driven
Push-jump lever rotates, and then makes to be fixed on the rotation of the rotary shaft in rotating bar, realizes the rotation of rotor plate.
The utility model is further arranged to：The rotor plate is vertically arranged with rotating bar.
By using above-mentioned technical proposal, rotor plate is vertically arranged with rotating bar, makes rotor plate positioned at horizontal closing blanking
During cylinder, rotating bar is located at upright position, and when hinge bar promotes rotating bar to be horizontally situated, rotor plate is under vertical open
Barrel position.
The utility model is further arranged to：The rotor plate includes being rotationally connected with blanking medial wall of the tube both sides respectively
For closing the first rotor plate and the second rotor plate of blanking tube simultaneously, first rotor plate and the second rotor plate, which are equipped with, to be turned
The dynamic rotary shaft for being connected to blanking tube side wall, the link assembly are symmetricly set in two while drive rotary shaft to rotate.
By using above-mentioned technical proposal, moved up and down by cylinder output shaft sliding motion block, make to be hinged on movable plate
The link assembly of both sides simultaneously rotates the first rotor plate and the second rotor plate, positioned at closing or opens blanking tube.
The utility model is further arranged to：The blanking tube side wall below movable plate is provided with mounting blocks, institute
State and be provided with guide rod vertically on mounting blocks, the pilot hole for guide rod sliding is offered on the movable block.
By using above-mentioned technical proposal, the guide rod set on mounting blocks, when moving up and down movable block, along leading
Moved up and down to bar, the stability that increase movable block moves up and down.
The utility model is further arranged to：The control circuit includes on-off circuit and main circuit；
The on-off circuit include first resistor R1, second resistance R2, comparator B, N-channel enhancement mode FET Q1 with
And relay KM, the first resistor R1 is electrically connected with the power supply to connect with second resistance R2 afterwards, another terminations of second resistance R2
Ground；The in-phase input end of the comparator B is electrically connected with second resistance R2 hot end, and the comparator B's is reverse defeated
Enter end and be provided with reference voltage；N-channel enhancement mode FET Q1 grid is coupled to comparator B output end, and the N-channel increases
Strong type FET Q1 drain electrode is electrically connected with relay KM, and the relay KM other ends are electrically connected at power supply, the N
Channel enhancement FET Q1 source ground；The weighing sensor is electrically connected at first resistor R1 and second resistance R2
Between；
The main circuit includes switching with the normally-closed contact of the shift knob SB to connect of the magnetic valve P on cylinder and relay
KM1。
By using above-mentioned technical proposal, the shift knob SB on main circuit is pressed, the magnetic valve P on cylinder obtains electric, enters
And the output shaft on cylinder is extended downwardly from, promote movable block to move down, and then the first rotor plate and the second rotor plate is existed
Under the promotion of link assembly, discharge barrel is opened, the aggregate in aggregate bin is transported in scale hooper by aggregate transporting machine to be weighed, and is made
Weighing sensor output signal in scale hooper, compared with the reference voltage value of the comparator B in on-off circuit, scale hooper
When interior aggregate reaches defined value, the magnitude of voltage of now weighing sensor output is more than reference voltage value, and comparator B outputs are high
Level, and then N-channel enhancement mode FET Q1 is turned on, obtain relay KM electric, and then make the relay on main circuit normal
Closed contact switch KM1 is opened, and magnetic valve P power-off, so that the output shaft of cylinder is retracted, pulls movable block to move up, link assembly
The first rotor plate and the second rotor plate is pulled to close blanking tube.
The utility model is further arranged to：The second resistance R2 is adjustable resistance.
By using above-mentioned technical proposal, adjustable resistance can adjust the magnitude of voltage of high voltage end, so as to realize that regulation claims
The quality of aggregate is weighed in batch box.
In summary, the utility model has the advantages that：When aggregate is transported in scale hooper by aggregate conveyer,
When the aggregate in scale hooper reaches predetermined weight, weighing sensor sends control signal, by control circuit, conveys aggregate
The cylinder operation on blanking tube connected on machine, drive rotor plate to rotate the nozzle of closing blanking tube by cylinder, make aggregate defeated
Send the aggregate on machine to stop being added in scale hooper, have and improve the advantages of scale hooper weighs accuracy.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present embodiment；
Fig. 2 is the structural representation of the drive component on blanking tube in the present embodiment；
Fig. 3 is the internal structure schematic diagram after blanking tube is splitted vertically in the present embodiment；
Fig. 4 is the schematic diagram of control circuit in the present embodiment.
In figure：1st, support body；11st, aggregate bin；2nd, aggregate conveyer；21st, blanking tube；211st, mounting blocks；212nd, guide rod；3、
Scale hooper；31st, weighing sensor；4th, mixer；5th, rotor plate；51st, the first rotor plate；52nd, the second rotor plate；6th, driving group
Part；61st, cylinder；62nd, rotary shaft；63rd, movable block；631st, pilot hole；7th, link assembly；71st, hinge bar；72nd, rotating bar；8th, control
Circuit processed；81st, on-off circuit；82nd, main circuit.
Embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
The headstock gear of the aggregate transporting machine discharging opening of a kind of concrete mixing plant, as shown in figure 1, including support body 1, support body
Aggregate bin 11 is installed, the discharging opening of the downside of aggregate bin 11 is connected with aggregate conveyer 2, and the other end of aggregate conveyer 2 goes out on 1
Material mouth is connected with blanking tube 21, and the lower section of blanking tube 21 is provided with scale hooper 3, is provided with scale hooper 3 for measuring in scale hooper 3
The weighing sensor 31 of aggregate weight, the lower section of scale hooper 3 are provided with mixer 4.
As shown in Figures 2 and 3, the rotor plate 5 for opening and closing blanking tube 21, blanking tube 21 are rotatably connected in blanking tube 21
Being provided with driving rotor plate 5 and rotating includes vertical positioned at the drive component 6 for closing or opening the nozzle of blanking tube 21, drive component 6
The cylinder 61 of the side wall of blanking tube 21 is installed on, the rotary shaft 62 of the side of rotor plate 5 is arranged at, is fixed on the output shaft of cylinder 61
Movable block 63 and be articulated with movable block 63 be used for promote rotary shaft 62 rotate link assembly 7, under rotary shaft 62 is extended
The outside of barrel 21, the output shaft of cylinder 61 are fixed on the upper surface of movable block 63.
Rotor plate 5 includes be rotationally connected with the madial wall both sides of blanking tube 21 respectively be used for while close blanking tube 21 the
One rotor plate 51 and the second rotor plate 52, the first rotor plate 51 and the second rotor plate 52, which are equipped with, is rotationally connected with the side of blanking tube 21
The rotary shaft 62 of wall；Link assembly 7 includes being hingedly connected to the hinge bar 71 of the both sides of movable block 63 and is rotationally connected with hinge bar
71 rotating bars 72 away from the one end of movable block 63, rotating bar 72 are fixed on rotary shaft 62, hinge bar 71 away from the one end of hinge bar 71
Set with rotating bar 72 in angle, rotor plate 5 is vertically arranged with rotating bar 72；In the side wall of blanking tube 21 below movable plate
Two mounting blocks 211 are welded with, are welded with guide rod 212 on two mounting blocks 211 vertically, are offered on movable block 63 for leading
The pilot hole 631 slid to bar 212.
As shown in Figure 1, Figure 2 and Figure 4, weighing sensor 31 is electrically connected with the control circuit for controlling cylinder 61 to work
8, control circuit 8 includes on-off circuit 81 and main circuit 82；
On-off circuit 81 include first resistor R1, second resistance R2, comparator B, N-channel enhancement mode FET Q1 and
Relay KM, first resistor R1 connect after being electrically connected with the power supply with second resistance R2, second resistance R2 other ends ground connection；Compare
Device B in-phase input end is electrically connected with second resistance R2 hot end, and comparator B reverse input end is provided with benchmark electricity
Pressure；N-channel enhancement mode FET Q1 grid is coupled to comparator B output end, N-channel enhancement mode FET Q1 leakage
Pole is electrically connected with relay KM, and the relay KM other ends are electrically connected at power supply, N-channel enhancement mode FET Q1 source
Pole is grounded；Weighing sensor 31 is electrically connected between first resistor R1 and second resistance R2, and second resistance R2 is adjustable resistance,
Adjustable resistance can adjust the magnitude of voltage of high voltage end, so as to realize the quality that aggregate is weighed in regulation scale hooper 3;Main circuit 82
KM1 is switched including the normally-closed contact of the shift knob SB to be connected with the magnetic valve P on cylinder 61 and relay.
Operation principle:Press the shift knob SB on main circuit 82, the magnetic valve P on cylinder 61 obtains electric, and then makes cylinder
Output shaft on 61 extends downwardly from, and promotes movable block 63 to move down, and then the first rotor plate 51 and the second rotor plate 52 is existed
Under the promotion of link assembly 7, discharge barrel is opened, the aggregate in aggregate bin 11 is transported in scale hooper 3 by aggregate conveyer 2 to be claimed
Amount, makes the output signal of weighing sensor 31 in scale hooper 3, is carried out with the reference voltage value of the comparator B in on-off circuit 81
Compare, when the aggregate in scale hooper 3 reaches defined value, the magnitude of voltage that now weighing sensor 31 exports is more than reference voltage
Value, comparator B output high level, and then N-channel enhancement mode FET Q1 is turned on, obtain relay KM electric, and then make master
Relay normally closed contact switch KM1 on circuit 82 is opened, and magnetic valve P power-off, so that the output shaft of cylinder 61 is retracted, is pulled
Movable block 63 moves up, and link assembly 7 pulls the first rotor plate 51 and the second rotor plate 52 closing blanking tube 21, makes aggregate conveyer
Aggregate on 2 stops being added in scale hooper 3, has and improves the advantages of scale hooper 3 weighs accuracy.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of headstock gear of the aggregate transporting machine discharging opening of concrete mixing plant, including it is arranged at weighing for scale hooper (3)
Sensor (31), it is characterised in that：Also include the blanking tube (21) for being arranged at aggregate conveyer (2) discharging opening, the blanking tube
(21) rotor plate (5) for opening and closing blanking tube (21) is rotatably connected in, the blanking tube (21) is provided with driving rotor plate
(5) rotate includes cylinder (61) positioned at the drive component (6) for closing or opening blanking tube (21) nozzle, the drive component (6),
The weighing sensor (31) is electrically connected with the control circuit (8) for controlling cylinder (61) to work.
2. a kind of headstock gear of the aggregate transporting machine discharging opening of concrete mixing plant according to claim 1, its feature
It is：The drive component (6) also includes being arranged at the rotary shaft (62) of rotor plate (5) side, is fixed on cylinder (61) output
Movable block (63) on axle and it is articulated with the link assembly (7) for being used to promote rotary shaft (62) to rotate on movable block (63), institute
State rotary shaft (62) to extend on the outside of blanking tube (21), the cylinder (61) is vertically arranged to blanking tube (21) side wall, and cylinder
(61) output shaft is fixed on movable block (63) upper surface.
3. a kind of headstock gear of the aggregate transporting machine discharging opening of concrete mixing plant according to claim 2, its feature
It is：The link assembly (7) includes being articulated with the hinge bar (71) of movable plate and is rotationally connected with hinge bar (71) away from shifting
The rotating bar (72) of motion block (63) one end, the rotating bar (72) are fixed on rotary shaft (62), institute away from hinge bar (71) one end
Hinge bar (71) is stated to set in angle with rotating bar (72).
4. a kind of headstock gear of the aggregate transporting machine discharging opening of concrete mixing plant according to claim 3, its feature
It is：The rotor plate (5) is vertically arranged with rotating bar (72).
5. a kind of headstock gear of the aggregate transporting machine discharging opening of concrete mixing plant according to claim 4, its feature
It is：The rotor plate (5) includes being rotationally connected with being used for while closing blanking tube for blanking tube (21) madial wall both sides respectively
(21) the first rotor plate (51) and the second rotor plate (52), first rotor plate (51) and the second rotor plate (52) are equipped with
The rotary shaft (62) of blanking tube (21) side wall is rotationally connected with, the link assembly (7) is symmetricly set in two while driving turns
Moving axis (62) rotates.
6. a kind of headstock gear of the aggregate transporting machine discharging opening of concrete mixing plant according to claim 5, its feature
It is：The blanking tube (21) side wall below movable plate is provided with mounting blocks (211), is erected on the mounting blocks (211)
Guide rod (212) directly is provided with, the pilot hole (631) for guide rod (212) sliding is offered on the movable block (63).
7. a kind of headstock gear of the aggregate transporting machine discharging opening of concrete mixing plant according to claim 1, its feature
It is：The control circuit (8) includes on-off circuit (81) and main circuit (82)；
The on-off circuit (81) includes first resistor (R1), second resistance (R2), comparator (B), the enhanced field-effect of N-channel
(Q1) and relay (KM) are managed, the first resistor (R1) is connected after being electrically connected with the power supply with second resistance (R2), and second
Resistance (R2) other end is grounded；The comparator（B）The hot end of in-phase input end and second resistance (R2) be electrically connected with,
The comparator（B）Reverse input end be provided with reference voltage；The grid of N-channel enhancement mode FET (Q1), which is coupled to, to be compared
Device（B）Output end, the drain electrode of the N-channel enhancement mode FET (Q1) is electrically connected with relay (KM), the relay
Device (KM) other end is electrically connected at power supply, the source ground of the N-channel enhancement mode FET (Q1)；The weighing and sensing
Device (31) is electrically connected between first resistor (R1) and second resistance (R2)；
The main circuit (82) includes and the magnetic valve on cylinder (61)（P）The shift knob (SB) of series connection and relay it is normally closed
Contact switch (KM1).
8. a kind of headstock gear of the aggregate transporting machine discharging opening of concrete mixing plant according to claim 7, its feature
It is：The second resistance (R2) is adjustable resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721180402.XU CN207189987U (en) | 2017-09-14 | 2017-09-14 | A kind of headstock gear of the aggregate transporting machine discharging opening of concrete mixing plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721180402.XU CN207189987U (en) | 2017-09-14 | 2017-09-14 | A kind of headstock gear of the aggregate transporting machine discharging opening of concrete mixing plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207189987U true CN207189987U (en) | 2018-04-06 |
Family
ID=61788972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721180402.XU Active CN207189987U (en) | 2017-09-14 | 2017-09-14 | A kind of headstock gear of the aggregate transporting machine discharging opening of concrete mixing plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207189987U (en) |
-
2017
- 2017-09-14 CN CN201721180402.XU patent/CN207189987U/en active Active
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