CN203978795U - SCR urea pump detects frock - Google Patents
SCR urea pump detects frock Download PDFInfo
- Publication number
- CN203978795U CN203978795U CN201420335261.4U CN201420335261U CN203978795U CN 203978795 U CN203978795 U CN 203978795U CN 201420335261 U CN201420335261 U CN 201420335261U CN 203978795 U CN203978795 U CN 203978795U
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- CN
- China
- Prior art keywords
- pump
- detection board
- cylinder
- backup plate
- valve seat
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of SCR urea pump and detect frock, comprising: base; The first cylinder; Guide rail; Moving block, its horizontal block can move along the direction of guide rail, is provided with two vertical guide holes on its vertical piece, and vertically the connecting rod of piece and the first cylinder is fixed; Detection board, it is fixed with vertical piece, and the bottom of detection board is provided with a plurality of sensors, is also fixed with two guide rails on detection board, and these two guide rails insert two vertical guide holes, and detection board can also vertically move; When the valve seat end face of SCR urea pump upward, insert cavity that front pump backup plate and left pump backup plate form near, open the first solenoid valve, when detection board along SCR urea pump valve seat end face parallel when vertically piece is near front pump backup plate, detection board presses down, and a plurality of sensors of its bottom can detect the position of component on end face.The utlity model has the beneficial effect that accurate positioning, adjustability are good, can detect the malposition of urea pump valve seat assembly in installing and neglected loading problem, increase work efficiency.
Description
Technical field
The utility model relates to a kind of SCR urea pump and detects frock, belongs to tail gas processing system of diesel engine field.
Background technique
In SCR urea pump, valve seat assembly is installed as core committed step, and process is many, and component are many, and component position easily causes a deviation and neglected loading, owing to not having SCR urea pump valve seat assembly to detect frock, has affected efficiency and the pump performance of producing.
Model utility content
The utility model is according to above not enough, provide a kind of SCR urea pump to detect frock, this detection frock is installed respectively corresponding sensor according to the position of each component on SCR urea pump valve seat assembly, then judges according to sensor whether the position installation of these component is accurate.
The technical solution of the utility model is:
SCR urea pump detects a frock, comprising:
Base;
The first cylinder, its cylinder body is arranged on base through support, and the first cylinder is communicated with air pump through the first solenoid valve;
Guide rail, is fixed on base;
Moving block, is comprised of vertical piece and horizontal block, and horizontal block can move along the direction of guide rail, vertically on piece, is provided with two vertical guide holes, and vertically the connecting rod of piece and the first cylinder is fixed;
Detection board, it is fixed with vertical piece, and the bottom of detection board is provided with a plurality of sensors, is also fixed with two guide rails on detection board, and these two guide rails insert two vertical guide holes, and detection board can also vertically move;
Front pump backup plate, left pump backup plate and right pump backup plate, be fixed on base;
The second cylinder is fixed on right pump backup plate, on the connecting rod of the second cylinder, is fixed with punch holder, and the second cylinder is communicated with described air pump through the second solenoid valve;
When the valve seat end face of SCR urea pump upward, insert cavity that front pump backup plate and left pump backup plate form near, open the second solenoid valve, the punch holder of the second cylinder is clamped on the valve seat of SCR urea pump, open the first solenoid valve, when detection board along SCR urea pump valve seat end face parallel when vertically piece is near front pump backup plate, detection board presses down, a plurality of sensors of its bottom can detect the position of component on end face, on detection board, carry, close the first solenoid valve and the second solenoid valve, detection board, punch holder reset.
Described a plurality of sensor comprises:
Four pairs of infrared emission receiving tubes, are arranged on respectively on the two side of four angle cavitys of detection board, when four guide sleeves that stretch out on SCR urea pump valve seat end face are inserted in cavity between infrared emission receiving tube separately, and receiving tube output electrical signals;
Four reset switches, valve seat O shape circle, two valve blocks, valve block O shapes on the corresponding SCR urea pump valve seat end face of position difference of the triggering key of this reset switch are enclosed, when valve seat O shape circle, two valve blocks, valve block O shapes are enclosed correct position, the triggering key of reset switch is touched, reset switch output electrical signals.
The electrical signal of sensor output is used for lighting tutorial light, expresses the location status of each component.If few dress or malposition, all can indicate.
Further, also comprise the 3rd cylinder, it is fixed on right pump backup plate and is positioned at the below of described the second cylinder, on the connecting rod of the 3rd cylinder, be fixed with die holder, it is communicated with described air pump through described the second solenoid valve, and when the second solenoid valve is opened, die holder also can clamp SCR urea pump valve seat.
The utlity model has accurate positioning, adjustability good, can detect malposition and the neglected loading problem of urea pump valve seat assembly in installing, improved the beneficial effect of working efficiency.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Fig. 2 is the structural representation of the utility model detection board.
Overall structure schematic diagram when Fig. 3 is detection of the present utility model.
Fig. 4 is the perspective view of SCR urea pump and valve seat.
Fig. 5 is SCR urea pump and valve seat side view.
Embodiment
Now by reference to the accompanying drawings the utility model is further described:
As shown in the figure, a kind of SCR urea pump detects frock, comprising:
Base 2;
The first cylinder 1, its cylinder body is arranged on base 2 through support, and the first cylinder 1 is communicated with air pump through the first solenoid valve;
Guide rail 31, is fixed on base 2;
Moving block, is comprised of vertical piece 32 and horizontal block 33, and horizontal block 33 can move along the direction of guide rail 31, and horizontal block 33 and the respective outer side edges of guide rail 31 with dovetail groove, be vertically provided with two vertical guide holes on piece 32, and vertically the connecting rod of piece 32 and the first cylinder 1 is fixed;
Detection board 4, it is with vertically piece 32 is fixing, and the bottom of detection board 4 is provided with a plurality of sensors, is also fixed with two guide rails 41 on detection board 4, and these two guide rails 41 insert two vertical guide holes, and detection board 4 can also vertically move;
Front pump backup plate 51, left pump backup plate 52 and right pump backup plate 55, be fixed on base 2;
The second cylinder 61 is fixed on right pump backup plate 55, is fixed with punch holder 54, the second cylinders 61 and is communicated with described air pump through the second solenoid valve on the connecting rod of the second cylinder 61;
When valve seat 7 end faces 70 of SCR urea pump 8 upward, insert cavity that front pump backup plate 51 and left pump backup plate 52 form near, open the second solenoid valve, the punch holder 54 of the second cylinder 61 is clamped on the valve seat 7 of SCR urea pump 8, open the first solenoid valve, when detection board 4 along SCR urea pump 8 valve seat 7 end face 70 parallels when vertically piece 32 is near front pump backup plate 51, detection board 4 presses down, a plurality of sensors of its bottom can detect the position of component on end face 70, on detection board 4, carry, close the first solenoid valve and the second solenoid valve, detection board 4, punch holder 54 reset.
A plurality of sensors comprise,
Four pairs of infrared emission receiving tubes 41, are arranged on respectively on the two side of 4 four angle cavitys of detection board, when four guide sleeves 74 that stretch out on SCR urea pump 8 valve seat 7 end faces 70 are inserted in cavity between infrared emission receiving tube 41 separately, and receiving tube output electrical signals;
Four reset switches, 71, two valve blocks 72 of valve seat O shape circle, valve block O shape circle 73 on corresponding SCR urea pump 8 valve seat 7 end faces 70 of position difference of the triggering key 42 of this reset switch in component, when valve seat O shape circle 71, two valve blocks 72, valve block O shapes are enclosed 73 correct position, the triggering key 42 of reset switch is touched, reset switch output electrical signals.
Also comprise the 3rd cylinder 62, it is fixed on right pump backup plate 55 and is positioned at the below of described the second cylinder 61, on the connecting rod of the 3rd cylinder 62, be fixed with die holder 53, it is communicated with described air pump through described the second solenoid valve, when the second solenoid valve is opened, die holder 53 also can clamp SCR urea pump 8 valve seats 7.
Claims (3)
1. SCR urea pump detects a frock, it is characterized in that, comprising:
Base (2);
The first cylinder (1), it is upper that its cylinder body is arranged on base (2) through support, and the first cylinder (1) is communicated with air pump through the first solenoid valve;
Guide rail (31), is fixed on base (2);
Moving block, is comprised of vertical piece (32) and horizontal block (33), and horizontal block (33) can move along the direction of guide rail (31), vertically on piece (32), is provided with two vertical guide holes, and vertically piece (32) is fixed with the connecting rod of the first cylinder (1);
Detection board (4), it is with vertically piece (32) is fixing, and the bottom of detection board (4) is provided with a plurality of sensors, is also fixed with two guide rails (41) on detection board (4), these two guide rails (41) insert two vertical guide holes, and detection board (4) can also vertically move;
Front pump backup plate (51), left pump backup plate (52) and right pump backup plate (55), be fixed on base (2);
It is upper that the second cylinder (61) is fixed on right pump backup plate (55), is fixed with punch holder (54) on the connecting rod of the second cylinder (61), and the second cylinder (61) is communicated with described air pump through the second solenoid valve;
When valve seat (7) end face (70) of SCR urea pump (8) upward, the cavity that inserts front pump backup plate (51) and left pump backup plate (52) formation near, open the second solenoid valve, the punch holder (54) of the second cylinder (61) is clamped on the valve seat (7) of SCR urea pump (8), open the first solenoid valve, when detection board (4) along SCR urea pump (8) valve seat (7) end face (70) parallel when vertically piece (32) is near front pump backup plate (51), detection board (4) presses down, a plurality of sensors of its bottom can detect the position of the upper component of end face (70), detection board is carried on (4), close the first solenoid valve and the second solenoid valve, detection board (4), punch holder (54) resets.
2. a kind of SCR urea pump as claimed in claim 1 detects frock, it is characterized in that, described a plurality of sensors comprise:
Four pairs of infrared emission receiving tubes (41), be arranged on respectively on the two side of (4) four angle cavitys of detection board, when four guide sleeves (74) that stretch out on SCR urea pump (8) valve seat (7) end face (70) are inserted in cavity between infrared emission receiving tube (41) separately, receiving tube output electrical signals;
Four reset switches, valve seat O shape circle (71), two valve blocks (72) on position difference corresponding SCR urea pump (8) valve seat (7) end face (70) of the triggering key (42) of this reset switch, valve block O shape circle (73), when valve seat O shape circle (71), two valve blocks (72), valve block O shape circle correct position, the triggering key (42) of reset switch is touched, reset switch output electrical signals.
3. a kind of SCR urea pump as claimed in claim 1 or 2 detects frock, it is characterized in that, also comprise the 3rd cylinder (62), the below that it is fixed on right pump backup plate (55) above and is positioned at described the second cylinder (61), on the connecting rod of the 3rd cylinder (62), be fixed with die holder (53), it is communicated with described air pump through described the second solenoid valve, and when the second solenoid valve is opened, die holder (53) also can clamp SCR urea pump (8) valve seat (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420335261.4U CN203978795U (en) | 2014-06-20 | 2014-06-20 | SCR urea pump detects frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420335261.4U CN203978795U (en) | 2014-06-20 | 2014-06-20 | SCR urea pump detects frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203978795U true CN203978795U (en) | 2014-12-03 |
Family
ID=51976247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420335261.4U Expired - Fee Related CN203978795U (en) | 2014-06-20 | 2014-06-20 | SCR urea pump detects frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203978795U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105971869A (en) * | 2016-07-05 | 2016-09-28 | 浙江三田滤清器有限公司 | Fuel oil pump detecting equipment and detecting process thereof |
-
2014
- 2014-06-20 CN CN201420335261.4U patent/CN203978795U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105971869A (en) * | 2016-07-05 | 2016-09-28 | 浙江三田滤清器有限公司 | Fuel oil pump detecting equipment and detecting process thereof |
| CN105971869B (en) * | 2016-07-05 | 2018-01-12 | 浙江三田滤清器有限公司 | Fuel pump detection device and its characterization processes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20160620 |