CN208648155U - A kind of continuous Pneumatic ash conveying jet pump of low positive pressure - Google Patents
A kind of continuous Pneumatic ash conveying jet pump of low positive pressure Download PDFInfo
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- CN208648155U CN208648155U CN201821366785.4U CN201821366785U CN208648155U CN 208648155 U CN208648155 U CN 208648155U CN 201821366785 U CN201821366785 U CN 201821366785U CN 208648155 U CN208648155 U CN 208648155U
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Abstract
The utility model discloses a kind of low continuous Pneumatic ash conveying jet pumps of positive pressure, including blast pipe, velocity of sound air hose, adjusting tooth pipe, intermediate tube, feed pipe, drainage conduit and electric lock pneumatic device；The blast pipe is connect by bolt with intermediate tube, and the velocity of sound air hose is mounted between blast pipe and intermediate tube, is slidably fitted in the velocity of sound air hose and is adjusted tooth pipe；The front end of the velocity of sound air hose is provided with sonic nozzle；One end of the feed pipe is connected to intermediate tube, and the other end of the feed pipe is connect with electric lock pneumatic device；The drainage conduit includes the second contraction section and the second parallel-segment, and the outlet of the entrance and intermediate tube of second contraction section connects, and the outlet of second contraction section is connect with the entrance of the second parallel-segment.The jet pump structure of the utility model is simple and compact, and low energy consumption, high-efficient, air quantity loss is small.
Description
Technical field
The utility model relates to discharging dust arrester installations, specifically design a kind of continuous Pneumatic ash conveying jet pump of low positive pressure.
Background technique
The domestic pneumatic conveying process generallyd use is that (bleed pressure is greater than high positive pressure conveying technology in recent years
0.35MPa), mainly have large and small specification top-guiding type, under draw formula storehouse pump transportation system (domestic), Clyde, knob Pulan concentrated phase gas
Power transportation system (Finland, Britain's technology) and double-jacket tube mass flow technique (Germany technology) etc..
Since the gas source system of various high positive pressure conveying equipments is air compressor machine, energy consumption is inevitable high, and is between the formula of storehouse
Disconnected conveying, the various valves of frequent switching.It is very high to wear more serious failure.High positive pneumatic transport is the conveying of storehouse formula discontinuous,
Must then there be storage bin, and must be equipped with various switch valves, such as inlet valve, intake valve, exhaust valve, outlet valve, thus
Bring a series of problems, such as equipment mounting height is higher, system structure is complicated.High positive pneumatic conveying system is due to using high pressure
Gas source, and to improve the configuration of valve (considering service life), the investment so as to cause entire engineering increases considerably.
Chinese patent CN201621183590.7 discloses a kind of low-pressure powder continuous transfer pump, including speed regulation batcher,
The top of the speed regulation batcher is equipped with feed inlet, and the surface of the speed regulation batcher is equipped with driving wheel, the table of the driving wheel
Face is flexibly connected by belt with driving wheel, and the back of the driving wheel is connect by shaft with motor activity, and the speed regulation is given
The bottom of material machine is equipped with jet pump, and the left side of the jet pump is equipped with air inlet pipe, and the left side of the air inlet pipe is equipped with flange and matches one,
The left side of the air inlet pipe is equipped with air inlet.The bottom of the speed regulation batcher of the delivery pump is additionally provided with jet pump, sprays in this way
Air-flow can interact with the air-flow of air inlet pipe, extra turbulent flow can be generated in this way, considerably increase power consumption, and be unfavorable for
The conveying of material is easy to cause material conveying track to deviate, greatly reduces the efficiency of conveying in this way.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of continuous Pneumatic ash conveying jet pump of low positive pressure, solve
The problems such as existing defeated ash is high with injection valve energy consumption, air quantity loss is big, transfer efficiency is low.
Technical problem to be solved in the utility model is realized using following technical scheme:
A kind of continuous Pneumatic ash conveying jet pump of low positive pressure, including blast pipe, velocity of sound air hose, adjust tooth pipe, intermediate tube, into
Expects pipe, drainage conduit and electric lock pneumatic device；The blast pipe is connect by bolt with intermediate tube, and the velocity of sound air hose is mounted on air inlet
Between pipe and intermediate tube, the outer tube wall diameter of the velocity of sound air hose is identical as the diameter of intermediate tube air inlet, the velocity of sound air hose
It is inside slidably fitted with and adjusts tooth pipe；The front end of the velocity of sound air hose is provided with sonic nozzle, and the sonic nozzle includes the first receipts
Contracting section and the first parallel-segment, the entrance and adjusting tooth pipe outlet of first contraction section, the outlet of first contraction section
It is connected to the entrance of the first parallel-segment, the outlet of first parallel-segment is connected to intermediate tube cavity；One end of the feed pipe
It is connected to intermediate tube, the other end of the feed pipe is connect with electric lock pneumatic device；The drainage conduit includes the second contraction section and the
The outlet of two parallel-segments, the entrance of second contraction section and intermediate tube connects, the outlet of second contraction section and second flat
The entrance of row section connects.
As a kind of optimization of the utility model, one is provided on the tube wall of the blast pipe convenient for the tune of control and regulation tooth pipe
Knothole is equipped with cover board by bolt on the adjustment hole.
As a kind of optimization of the utility model, one end of the air inlet is provided with connecting flange.
As a kind of optimization of the utility model, support frame is provided on the outer tube wall of the intermediate tube.
As a kind of optimization of the utility model, connecting flange is provided on one end of the drainage conduit.
As a kind of optimization of the utility model, described feed pipe one end is arranged to material blanking direction and delivery air
Direction at 50 degree of angles tipping tube.
The utility model has the beneficial effects that:
This practical jet pump structure is succinct, and cooperates matched electric lock pneumatic device, so that the jet pump material blanking side
It forms an angle positive thrust to delivery air direction, material is made to greatly reduce air pressure air flow damage when mixing with spray pump air-flow
Consumption, and sonic nozzle can make air-flow become velocity of sound air-flow, the high speed of velocity of sound air-flow and does not generate turbulent flow again and brings and can consume
It loses, and is spread after spraying pump housing inner focusing and just arrive the positive thrust of discharge nozzle generation, such material can rapidly enter pipe
Road is effectively conveyed, while the tiny structure that generates of feed pipe will not generate hopper and play a reversed role wind, and all energy do not waste substantially, always
Body efficiency is higher than conventional injector, which can also adjust the effective length of sonic nozzle by adjusting tooth pipe, controls sound
The speed of fast air-flow controls the conveying speed of material.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the side structure schematic view of the utility model.
Appended drawing reference: 1, blast pipe；2, velocity of sound air hose；3, cover board；4, tooth pipe is adjusted；5, the first contraction section；6, first is flat
Row section；7, feed pipe；8, intermediate tube；9, the second contraction section；10, the second parallel-segment；11, electric lock pneumatic device；12, connecting flange；
13, support frame；14, drainage conduit.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model:
As shown in Figure 1 and Figure 2, the continuous Pneumatic ash conveying jet pump of a kind of low positive pressure, including blast pipe 1, velocity of sound air hose 2, tune
Save tooth pipe 4, intermediate tube 8, feed pipe 7, drainage conduit 14 and electric lock pneumatic device 11；The blast pipe 1 is connected by bolt and intermediate tube 8
It connects, the velocity of sound air hose 2 is mounted between blast pipe 1 and intermediate tube 8, the outer tube wall diameter and intermediate tube 8 of the velocity of sound air hose 2
The diameter of air inlet is identical, is slidably fitted in the velocity of sound air hose 2 and adjusts tooth pipe 4；The front end of the velocity of sound air hose 2 is provided with
Sonic nozzle, the sonic nozzle include the first contraction section 5 and the first parallel-segment 6, the entrance of first contraction section 5 and adjusting
The outlet of 4 outlet of tooth pipe, first contraction section 5 is connected to the entrance of the first parallel-segment 6, first parallel-segment 6
Outlet is connected to 8 inner cavity of intermediate tube；One end of the feed pipe 7 is connected to intermediate tube 8, the other end and electricity of the feed pipe 7
Dynamic flapper 11 connects；The drainage conduit 14 includes that the second contraction section 9 and the second parallel-segment 10, second contraction section 9 enter
Mouth is connect with the outlet of intermediate tube 8, and the outlet of second contraction section 9 is connect with the entrance of the second parallel-segment 10.
In order to preferably control the effective length of sonic nozzle, it is provided with one on the tube wall of the blast pipe 1 and is adjusted convenient for control
The adjustment hole for saving tooth pipe 4 is equipped with cover board 3 by bolt on the adjustment hole, when adjusting the effective length of sonic nozzle, only need
It turns on bolt, opens cover board 3, tooth pipe 4 will be adjusted forward or pusher is into can complete to adjust.
Simultaneously in order to preferably guarantee the firm of this practical jet pump and be completely embedded, one end of the air inlet and described
Connecting flange 12 is respectively arranged on one end of drainage conduit 14；Support frame 13 is provided on the outer tube wall of the intermediate tube 8.
In addition, in order to guarantee that material can be conveyed quickly, and not will receive the influence for wind of playing a reversed role, described 7 one end of feed pipe is set
It is set to material blanking direction and delivery air direction into the tipping tube of 50 degree of angles, greatly strengthens transfer efficiency, and more have
Effect avoids influence of the delivery air to material, prevents material by blowback back into expects pipe 7.
The use principle of the utility model: when material enters electric lock pneumatic device 11, material constant, evenly into injection
Pump housing is accelerated by the high-pressure blast of air inlet by the first contraction section 5 of sonic nozzle at this time, is then exported from the first parallel-segment 6,
The great focusing force of air-flow, speed is also very fast, and air-flow continuously sprays, after carrying out full and uniform mixing to the material fallen, by object
Material is brought into drainage conduit 14, and the air-flow with material, which slows down to be pressurized through the second contraction section 9, reaches the second parallel-segment 10, is recycled
There are pressure differences at second parallel-segment 10 and discharge gate, to sending material to destination.
This practical jet pump structure is succinct, and cooperates matched electric lock pneumatic device 11, so that the jet pump material blanking
Direction and delivery air direction form an angle positive thrust, so that material is greatly reduced air pressure air flow when mixing with spray pump air-flow and damage
Consumption, and sonic nozzle can make air-flow become velocity of sound air-flow, the high speed of velocity of sound air-flow and does not generate turbulent flow again and brings and can consume
It loses, and is spread after spraying pump housing inner focusing and just arrive the positive thrust of discharge nozzle generation, such material can rapidly enter pipe
Road is effectively conveyed, while the tiny structure that generates of feed pipe 7 will not generate hopper and play a reversed role wind, and all energy do not waste substantially,
Overall efficiency is higher than conventional injector, which can also adjust the effective length of sonic nozzle, control by adjusting tooth pipe 4
The speed of velocity of sound air-flow controls the conveying speed of material.
It will be apparent to those skilled in the art that can technical solution as described above, and design makes various other
Corresponding change and deformation, and all these changes and deformation all should belong to the protection of the utility model claims
Within the scope of.
Claims (5)
1. a kind of continuous Pneumatic ash conveying jet pump of low positive pressure, it is characterised in that: including blast pipe, velocity of sound air hose, adjust tooth pipe,
Intermediate tube, feed pipe, drainage conduit and electric lock pneumatic device；The blast pipe is connect by bolt with intermediate tube, the velocity of sound air hose
It is mounted between blast pipe and intermediate tube, the outer tube wall diameter of the velocity of sound air hose is identical as the diameter of intermediate tube air inlet, institute
It states to be slidably fitted in velocity of sound air hose and adjusts tooth pipe；The front end of the velocity of sound air hose is provided with sonic nozzle, the sonic nozzle
Including the first contraction section and the first parallel-segment, the entrance and adjusting tooth pipe outlet of first contraction section, described first is received
The outlet of contracting section is connected to the entrance of the first parallel-segment, and the outlet of first parallel-segment is connected to intermediate tube cavity；It is described into
One end of expects pipe is connected to intermediate tube, and the other end of the feed pipe is connect with electric lock pneumatic device；The drainage conduit includes second
The outlet of contraction section and the second parallel-segment, the entrance and intermediate tube of second contraction section connects, and second contraction section goes out
Mouth is connect with the entrance of the second parallel-segment.
2. a kind of low continuous Pneumatic ash conveying jet pump of positive pressure according to claim 1, it is characterised in that: the air inlet
One end be provided with connecting flange.
3. a kind of low continuous Pneumatic ash conveying jet pump of positive pressure according to claim 1, it is characterised in that: the intermediate tube
Outer tube wall on be provided with support frame.
4. a kind of low continuous Pneumatic ash conveying jet pump of positive pressure according to claim 1, it is characterised in that: the drainage conduit
One end on be provided with connecting flange.
5. a kind of low continuous Pneumatic ash conveying jet pump of positive pressure according to claim 1, it is characterised in that: the feed pipe
One end is arranged to the tipping tube by material blanking direction with delivery air direction at 50 degree of angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821366785.4U CN208648155U (en) | 2018-08-23 | 2018-08-23 | A kind of continuous Pneumatic ash conveying jet pump of low positive pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821366785.4U CN208648155U (en) | 2018-08-23 | 2018-08-23 | A kind of continuous Pneumatic ash conveying jet pump of low positive pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208648155U true CN208648155U (en) | 2019-03-26 |
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ID=65790929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821366785.4U Active CN208648155U (en) | 2018-08-23 | 2018-08-23 | A kind of continuous Pneumatic ash conveying jet pump of low positive pressure |
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| CN (1) | CN208648155U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109051820A (en) * | 2018-08-23 | 2018-12-21 | 广东菲叶达环保科技有限公司 | A kind of defeated ash jet pump of high speed |
| CN110194346A (en) * | 2019-06-20 | 2019-09-03 | 张程程 | Jet absorption type grain storage stacks conveyer |
-
2018
- 2018-08-23 CN CN201821366785.4U patent/CN208648155U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109051820A (en) * | 2018-08-23 | 2018-12-21 | 广东菲叶达环保科技有限公司 | A kind of defeated ash jet pump of high speed |
| CN110194346A (en) * | 2019-06-20 | 2019-09-03 | 张程程 | Jet absorption type grain storage stacks conveyer |
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