CN202380502U - Synchronized-type sand dredger - Google Patents
Synchronized-type sand dredger Download PDFInfo
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- CN202380502U CN202380502U CN201120477126XU CN201120477126U CN202380502U CN 202380502 U CN202380502 U CN 202380502U CN 201120477126X U CN201120477126X U CN 201120477126XU CN 201120477126 U CN201120477126 U CN 201120477126U CN 202380502 U CN202380502 U CN 202380502U
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Abstract
The utility model belongs to the technical field of a sand dredger, and relates to a synchronized-type sand dredger. The synchronized-type sand dredger comprises a sand pumping device, wherein the sand pumping device comprises a sand suction device and a water pump device, the sand suction device comprises a clean water pipe, a vacuum chamber, a sand feeding nozzle and a sand feeding pipe nest, the vacuum chamber is provided with a jet nozzle, a water outlet port of the clean water pipe is connected with the jet nozzle, the outlet end of the sand feeding nozzle is communicated with the vacuum chamber, and the vacuum chamber is communicated with the sand feeding pipe nest; and the water pump device comprises a water pump group and a power device group, the water pump group is connected with the clean water pipe, the water pump group comprises at least two water pumps in serial connection, and the power device group comprises at least two power devices which are synchronized and connected with each other. The synchronized-type sand dredger has good flexibility in operation, is less in investment cost, and can ensure the production continuity.
Description
Technical field
The utility model belongs to the sand dredger technical field, particularly a kind of parallel-net sand dredger.
Background technology
Sand dredger; Be used in the river course, the marine site drags for the sand operation, it mainly drags for husky operation by smoking husky equipment, takes out husky equipment and comprises and adopt husky device and pump installation; Pump installation comprises and starts equipment and water pump; Inhale husky device and be provided with clear water pipe, vacuum chamber, nozzle, Shang Shazui and last sand tube, the clear water pipe is connected with pump installation, and last sand tube is connected with the Sha Chi that washes of sand dredger.
The operating principle of taking out husky equipment be through water pump constantly will current suction clear water pipe at a high speed in, when current at a high speed during through the nozzle ejection, vacuum chamber can be near vacuum state; Make to go up sand and chew the bigger pressure reduction of inside and outside generation, thereby form strong suction, the silt at the bottom and water are drawn in sand chews together; And get into to go up in the sand tube through vacuum chamber, last sand tube with wash Sha Chi and be connected, at last; Sha Chizhong is washed in current inflow with at a high speed, reaches and takes out husky purpose.
The pump installation of existing sand dredger; It adopts 1 the high-power equipment that starts to satisfy power demand; When needs increase the quantity of the water pump of pump installation in order to increase output; Then need change the more powerful equipment that starts that starts equipment than original, replacement cost is higher, and can cause the original idleness of equipment of starting; When needs reduce the quantity of water pump of pump installation, use the bigger equipment that starts of power can cause the loss of the energy, as be replaced with the lower-powered equipment that starts, can produce certain replacement cost equally.Because the demand of the production output of sand dredger is often to change; It is low to have the flexibility of starting equipment of taking out husky equipment now; Can not satisfy the variation of demand of the production output of sand dredger, need change according to the variation of production output and start equipment, can cause the increase of cost of investment.And, only use 1 power bigger start equipment, when starting equipment to break down, need shutdown maintenance, the continuation that influence is produced.
Summary of the invention
The purpose of the utility model is to the deficiency of prior art a kind of parallel-net sand dredger to be provided, and its operating flexibility is good, reduce cost of investment, and can guarantee the continuation of producing.
The utility model is realized through following technology.
A kind of parallel-net sand dredger; It comprises the husky equipment of taking out, and saidly takes out husky equipment and comprises and inhale husky device and pump installation that the husky device of said suction comprises clear water pipe, vacuum chamber, Shang Shazui and last sand tube group; Said vacuum chamber is provided with nozzle; The water outlet port of said clear water pipe is connected with said nozzle, the port of export and said vacuum chamber that said upward sand is chewed, and said vacuum chamber is communicated with the said sand tube group that goes up; Said pump installation comprises the water pump group and starts the equipment group; Said water pump group is connected with the said equipment group of starting; Said water pump group is connected with said clear water pipe, and said water pump group comprises at least two water pumps that are connected in series, and the said equipment group of starting comprises at least two equipment that start that are incorporated into the power networks and connect.
Further, it also comprises PLC control system, PLC control system respectively with the water pump group, start the equipment group to be connected.
Wherein, the said sand tube group that goes up comprises mixing tube, anemostat and last sand tube, and said mixing tube is connected with said vacuum chamber, said anemostat respectively, and said anemostat is connected with the said entrance point of going up sand tube.
Wherein, said water pump group is two groups or more than two groups, and two groups or two groups of above water pump groups are connected in parallel.
Wherein, said water pump group is made up of three water pumps that are connected in series, and said water pump group is three groups, and said three groups of water pump groups are connected in parallel, and the said equipment group of starting is made up of four equipment that start that connect that are incorporated into the power networks.
Wherein, said water pump group is made up of four water pumps that are connected in series, and said water pump group is five groups, and said five groups of water pump groups are connected in parallel, and the said equipment group of starting is made up of six equipment that start that connect that are incorporated into the power networks.
Wherein, the said equipment that starts is Diesel engine.
Wherein, said Diesel engine comprises diesel engine, generator and motor, and said diesel engine is connected with said generator, and said generator is connected with said motor.
Wherein, the said equipment that starts is heavy fuel burning engine.
Wherein, the said equipment that starts is natural gas engine.
The beneficial effect of the utility model: a kind of parallel-net sand dredger; It comprises the husky equipment of taking out, and saidly takes out husky equipment and comprises and inhale husky device and pump installation that the husky device of said suction comprises clear water pipe, vacuum chamber, Shang Shazui and last sand tube group; Said vacuum chamber is provided with nozzle; The water outlet port of said clear water pipe is connected with said nozzle, the port of export and said vacuum chamber that said upward sand is chewed, and said vacuum chamber is communicated with the said sand tube group that goes up; Said pump installation comprises the water pump group and starts the equipment group; Said water pump group is connected with the said equipment group of starting; Said water pump group is connected with said clear water pipe, and said water pump group comprises at least two water pumps that are connected in series, and the said equipment group of starting comprises at least two equipment that start that are incorporated into the power networks and connect.
The equipment group of starting of the utility model comprises at least two equipment that start that are incorporated into the power networks and connect, and when the power of equipment group is started in the needs increase, realizes through the equipment that starts that increase is incorporated into the power networks; When the power of equipment group is started in the needs reduction, realize through reducing or closing the equipment that starts that is incorporated into the power networks; Equipment constitutes starts the equipment group at least two starting of connecting of being incorporated into the power networks, and operating flexibility is good, avoid sand dredger production output demand frequent variation and need frequent change to start equipment, reduce cost of investment simultaneously; Every equipment that starts that is incorporated into the power networks and connects is shared the load of starting the equipment group, even when part starts equipment to break down, other the equipment that starts also can guarantee the continuation of producing.
Description of drawings
Fig. 1 is the structural representation of taking out husky equipment of a kind of parallel-net sand dredger of the embodiment 1 of the utility model.
Fig. 2 is the structural representation of taking out husky equipment of a kind of parallel-net sand dredger of the embodiment 2 of the utility model.
Fig. 3 is the structural representation of taking out husky equipment of a kind of parallel-net sand dredger of the embodiment 3 of the utility model.
Fig. 4 is the structural representation of taking out husky equipment of the another kind of parallel-net sand dredger of the embodiment 3 of the utility model.
Fig. 5 is the structural representation of taking out husky equipment of a kind of parallel-net sand dredger of the embodiment 4 of the utility model.
Reference numeral
1------pump installation 3---PLC controls system to inhale husky device 2
11---clear water pipe 12---vacuum chamber 13---Shang Shazui
14---go up sand tube group 15---mixing tube 16---anemostat
17---going up sand tube 18---nozzle
21---water pump groups 22---are started the equipment group
211---water pumps 221---start equipment.
The specific embodiment
With specific embodiment the utility model is further described below, but the utility model does not receive the qualification of following embodiment.
As shown in Figure 1, a kind of parallel-net sand dredger, it comprises the husky equipment of taking out; Saidly take out husky equipment and comprise and inhale husky device 1 and pump installation 2; The husky device 1 of said suction comprises clear water pipe 11, vacuum chamber 12, go up sand chews 13 and last sand tube group 14, and said vacuum chamber 12 is provided with nozzle 18, and the water outlet port of said clear water pipe 11 is connected with said nozzle 18; The said sand of going up is chewed 13 the port of export and is communicated with said vacuum chamber 12, said vacuum chamber 12 with said on sand tube group 14 be communicated with; Said pump installation 2 comprises water pump group 21 and starts equipment group 22; Said water pump group 21 is connected with the said equipment group 22 of starting; Said water pump group 21 is connected with said clear water pipe 11; Said water pump group 21 comprises at least two water pumps that are connected in series 211, said start equipment group 22 comprise at least two be incorporated into the power networks connect start equipment 221.
The said sand tube group 14 that goes up of present embodiment comprises mixing tube 15, anemostat 16 and last sand tube 17, and said mixing tube 15 is connected with said vacuum chamber 12, said anemostat 16 respectively, said anemostat 16 with said on the entrance point of sand tube 17 be connected.
Particularly, the said water pump group 21 of present embodiment is made up of two water pumps that are connected in series, and the said equipment group 22 of starting is made up of two equipment that start that connect that are incorporated into the power networks.
This enforcement in use, water pump 211 can be constantly will current suction clear water pipe 11 at a high speed in, when current at a high speed during through nozzle 18 ejections; Vacuum chamber 12 can be near vacuum state, makes that going up sand chews the bigger pressure reduction of 13 inside and outside generations, thereby forms strong suction; The silt at the bottom and water are drawn into sand together chew in 13, and successively through vacuum chamber 12, mixing tube 15, anemostat 16, in the entering in the sand tube 17; Last sand tube 17 with wash Sha Chi and be connected; At last, mix silt and wash Sha Chizhong, reach and take out husky purpose with current inflow at a high speed.
When two water pumps 211 of water pump group 21 are connected, Q
String=Q
1=Q
2, H
String=H
1+ H
2, and H=P/ ρ (ρ is the density of water, 1000kg/m
3), can know P
String=P
1+ P
2During two water pump 211 tandem workings, the gross pressure of generation is near the twice of the pressure of a water pump 211, and the pressure of vacuum chamber 12 increases, and the pressure that last sand is chewed 13 inside and outside generations increases, and last sand is chewed 13 suction to be increased, and last sand is chewed 13 the sand of adopting and measured greatly.
The flow unchanged of water pump 211 can not gone out Xi Shachi with sand, and sand precipitates in Xi Shachi easily, and the sand turnover rate is little.Adopt the mode of relay pump 211 to increase pressure, can select low power equipment 221 and the water pump 211 of starting for use, energy-conserving and environment-protective, it is little to take volume, can reduce the volume and the displacement tonnage of hull.
This enforcement start equipment group 22 comprise at least two be incorporated into the power networks connect start equipment 221, when the power of equipment group 22 is started in the needs increase, realize through the equipment 221 that starts that increase is incorporated into the power networks; When the power of equipment group 22 is started in the needs reduction, realize through reducing or closing the equipment 221 that starts that is incorporated into the power networks; Equipment 221 constitutes starts equipment group 22 at least two starting of connecting of being incorporated into the power networks, and operating flexibility is good, avoid sand dredger production output demand frequent variation and need frequent change to start equipment 221, reduce cost of investment simultaneously; Every be incorporated into the power networks connect start equipment 221, share the load of starting equipment group 22, even when part starts equipment 221 to break down, other the equipment 221 that starts also can guarantee the continuation of producing.
Embodiment 2.
As shown in Figure 2, the difference of present embodiment and embodiment 1 is: present embodiment also comprises PLC control system 3, PLC control system 3 respectively with water pump group 21, start equipment group 22 to be connected.
The said equipment 221 that starts of this enforcement is Diesel engine.The optional power that uses of Diesel engine is 110KW or above Diesel engine, reduces cost of investment and operating cost, can also reduce volume, the displacement tonnage of hull.Diesel engine comprises diesel engine, generator and motor, and said diesel engine is connected with said generator, and said generator is connected with said motor.
The said equipment 221 that starts of present embodiment can or be natural gas engine for heavy fuel burning engine also.
During mostly heavy fuel burning engine is, low-speed generator, mainly contain running cost low, can be for a long time advantage such as operation and reliable, long service life and low noise continuously.
It is wide that natural gas engine has output power range; Advantages such as startup and reliable height, power generating quality is good, maintenance is simple, low-frequency noise is little; Because natural gas is a kind of environment-protecting clean energy, can reduce the pollution to environment, the running cost of natural gas engine is lower than heavy fuel burning engine.
Start equipment 221 to be not limited to above-mentioned three kinds, can select different types according to the demand of producing.
Unaccounted in the present embodiment characteristic adopts the explanation among the embodiment 1, no longer gives unnecessary details at this.
As shown in Figure 3, the difference of present embodiment and embodiment 1 or embodiment 2 is: the said water pump group 21 of present embodiment is two groups or more than two groups, and two groups or two groups of above water pump groups 21 are connected in parallel.The above water pump groups 21 of parallel connection two groups or two groups increase the flow of pump installation 2, required flow when satisfying the diameter that increases nozzle 18; Can obviously improve and take out the husky output of adopting of husky equipment, reduce the power that starts equipment 221, at this moment; Optional with power lower start equipment 221, practice thrift cost.
As shown in Figure 4, particularly, this is implemented said water pump group 21 and is made up of three water pumps that are connected in series 211, and said water pump group 21 is three groups, and said three groups of water pump groups 21 are connected in parallel, and the said equipment group 22 of starting is made up of four equipment 221 that start that connect that are incorporated into the power networks.Adopt the husky equipment of taking out of this structure, pressure, the flow of its water pump group are even, and start the optimized application that obtains of equipment group.
Unaccounted in the present embodiment characteristic adopts the explanation among embodiment 1 or the embodiment 2, no longer gives unnecessary details at this.
Embodiment 4.
As shown in Figure 5; The difference of present embodiment and embodiment 1 or embodiment 2 is: the said water pump group 21 of present embodiment is made up of four water pumps that are connected in series; Said water pump group 21 is five groups; Said five groups of water pump groups 21 are connected in parallel, and the said equipment group 22 of starting is made up of six equipment that start that connect that are incorporated into the power networks.
When four water pumps 211 of the water pump group 21 of present embodiment are connected, P
String=P
1+ P
2+ P
3+ P
4, during four water pump 211 tandem workings, the gross pressure of generation is near four times of the pressure of a water pump 211, and the pressure of vacuum chamber 12 increases, and the pressure that last sand is chewed 13 inside and outside generations increases, and last sand is chewed 13 suction to be increased, and last sand is chewed 13 and is adopted sand and measure greatly.
Present embodiment is when 211 series connection of four water pumps increase the pressure of pump installation 2; Being connected in parallel through five groups of water pump groups 21 increases the flow of pump installation 2, and required flow in the time of can satisfying the diameter that increases nozzle 18 can obviously improve and take out the husky output of adopting of husky equipment; Reduce the power that starts equipment 221; At this moment, optional with power lower start equipment 221, practice thrift cost.
The equipment group 22 of starting of present embodiment is made up of six equipment that start that connect that are incorporated into the power networks, and 6 are started equipment 221 fully to operate, load sharing, and loss is little; Simultaneously, can select for use 2 ~ 6 to start equipment 221, guarantee the continuation of producing according to the variation of production needs.
In the utility model, water pump 211, water pump group 21 with start the quantity of equipment 221 to be not restricted to present embodiment, can make different combinations according to actual conditions and select.
Unaccounted in the present embodiment characteristic adopts the explanation among embodiment 1 or the embodiment 2, no longer gives unnecessary details at this.
The above only is the preferred embodiment of the utility model, so all equivalences of doing according to the described structure of the utility model patent claim, characteristic and principle change or modify, includes in the utility model patent claim.
Claims (10)
1. parallel-net sand dredger; It comprises the husky equipment of taking out, and saidly takes out husky equipment and comprises and inhale husky device and pump installation that the husky device of said suction comprises clear water pipe, vacuum chamber, Shang Shazui and last sand tube group; Said vacuum chamber is provided with nozzle; The water outlet port of said clear water pipe is connected with said nozzle, the port of export and said vacuum chamber that said upward sand is chewed, and said vacuum chamber is communicated with the said sand tube group that goes up; Said pump installation comprises the water pump group and starts the equipment group; Said water pump group is connected with the said equipment group of starting; Said water pump group is connected with said clear water pipe; Said water pump group comprises at least two water pumps that are connected in series, and it is characterized in that: the said equipment group of starting comprises at least two equipment that start that are incorporated into the power networks and connect.
2. a kind of parallel-net sand dredger according to claim 1 is characterized in that: it also comprises PLC control system, PLC control system respectively with the water pump group, start the equipment group to be connected.
3. a kind of parallel-net sand dredger according to claim 1; It is characterized in that: the said sand tube group that goes up comprises mixing tube, anemostat and last sand tube; Said mixing tube is connected with said vacuum chamber, said anemostat respectively, and said anemostat is connected with the said entrance point of going up sand tube.
4. a kind of parallel-net sand dredger according to claim 1 is characterized in that: said water pump group is two groups or more than two groups, and two groups or two groups of above water pump groups are connected in parallel.
5. a kind of parallel-net sand dredger according to claim 4; It is characterized in that: said water pump group is made up of three water pumps that are connected in series; Said water pump group is three groups, and said three groups of water pump groups are connected in parallel, and the said equipment group of starting is made up of four equipment that start that connect that are incorporated into the power networks.
6. a kind of parallel-net sand dredger according to claim 4; It is characterized in that: said water pump group is made up of four water pumps that are connected in series; Said water pump group is five groups, and said five groups of water pump groups are connected in parallel, and the said equipment group of starting is made up of six equipment that start that connect that are incorporated into the power networks.
7. according to any described a kind of parallel-net sand dredger of claim 1 ~ 6, it is characterized in that: the said equipment that starts is Diesel engine.
8. a kind of parallel-net sand dredger according to claim 7, it is characterized in that: said Diesel engine comprises diesel engine, generator and motor, and said diesel engine is connected with said generator, and said generator is connected with said motor.
9. according to any described a kind of parallel-net sand dredger of claim 1 ~ 7, it is characterized in that: the said equipment that starts is heavy fuel burning engine.
10. according to any described a kind of parallel-net sand dredger of claim 1 ~ 7, it is characterized in that: the said equipment that starts is natural gas engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120477126XU CN202380502U (en) | 2011-11-25 | 2011-11-25 | Synchronized-type sand dredger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120477126XU CN202380502U (en) | 2011-11-25 | 2011-11-25 | Synchronized-type sand dredger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202380502U true CN202380502U (en) | 2012-08-15 |
Family
ID=46629014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120477126XU Expired - Fee Related CN202380502U (en) | 2011-11-25 | 2011-11-25 | Synchronized-type sand dredger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202380502U (en) |
-
2011
- 2011-11-25 CN CN201120477126XU patent/CN202380502U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20120815 Termination date: 20151125 |