CN207078729U - A kind of through type negative pressure powder pump - Google Patents
A kind of through type negative pressure powder pump Download PDFInfo
- Publication number
- CN207078729U CN207078729U CN201720897383.6U CN201720897383U CN207078729U CN 207078729 U CN207078729 U CN 207078729U CN 201720897383 U CN201720897383 U CN 201720897383U CN 207078729 U CN207078729 U CN 207078729U
- Authority
- CN
- China
- Prior art keywords
- connecting tube
- powder pump
- jet
- pipe
- flour extraction
- Prior art date
- 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.)
- Active
Links
Landscapes
- Jet Pumps And Other Pumps (AREA)
- Nozzles (AREA)
Abstract
The utility model discloses a kind of through type negative pressure powder pump, include the connecting tube of the outside hopper of connection, and jet pipe and flour extraction pipe, air admission hole and venthole are provided with the side wall of connecting tube, and jet pipe fixed block and the powder pump support to fixed flour extraction pipe are respectively arranged with air admission hole and venthole；Jet pipe includes tube head and jet needle tubing, and its tube head is connected with external high pressure source of the gas, and the high-speed gas that jet needle tubing sprays pass through from flour extraction pipe；Jet pipe fixed block makes tube head be fixed on outside connecting tube, in jet needle tubing insertion connecting tube；Powder pump support is fixed on the outer wall of connecting tube with flour extraction pipe；The bottom of connecting tube is provided with powder pump cover.Through type negative pressure powder pump configuration of the present utility model is simple, only inserted with jet needle tubing in its connecting tube, without accumulated powder the dead ends of cleanning in connecting tube, when worker carries out changing powder, powder pump cover is opened to carrying out simple Air blowing cleaning in connecting tube, you can avoid the situation of colour mixture from occurring.
Description
Technical field
It the utility model is related to a kind of powder spray technical field, more particularly to a kind of through type negative pressure powder pump.
Background technology
Powder is usually positioned in hopper by enterprise when carrying out powder spray production, is then set in feed hopper bottom
One powder pump for being used to extract powder, the powder pump configuration generally comprise：Insert a hollow housing of feed hopper bottom, the hollow housing
The through hole that powder can be allowed to enter its cavity volume is offered, and the hollow housing both ends are respectively equipped with air nozzle and flour extraction pipe, work as spray
Valve sprays high velocity air and the air-flow when confessing tube cell and passing through, and the cavity volume of hollow housing can form negative pressure, due to hollow housing
Cavity volume connected with hopper, being deposited on the powder of feed hopper bottom can be sucked into the cavity volume of hollow housing and with high-speed gas
It is transported to destination.
And due in actual production, it is often necessary to, it is necessary to first clear up when changing the powder of different colours, and changing powder
After the clean powder accumulated in inside hopper and in hollow housing cavity volume, the powder of another color can be just put into.On but
The powder pump configuration stated is relative complex, and powder is easily accumulated in the connecting portion, air nozzle and hollow shell of hollow housing and hopper inwall
The connecting portion of body, and the connecting portion of flour extraction pipe and hollow housing, worker is caused to be difficult to completely clean out accumulated powder, after changing powder
There is mixed color phenomenon, a certain degree of trouble is brought for the manufacturing of enterprise.
Utility model content
The purpose of this utility model is to provide a kind of through type negative pressure powder pump, and the internal structure of the negative pressure powder pump is simple, keeps away
Exempt from the accumulated powder the dead ends of cleanning that powder pump is internally formed easy accumulated powder, avoid the problem of colour mixture occur after changing powder.
To achieve these goals, the technical solution of the utility model is：
A kind of through type negative pressure powder pump, it includes：Connecting tube, jet pipe and the flour extraction pipe of the outside powder hopper of connection；
Be provided with to connect in the side wall of the connecting tube jet pipe air admission hole and to connect it is described go out powder
The venthole of pipe；
The jet pipe includes：Tube head and jet needle tubing, the tube head are connected with external high pressure source of the gas, the jet needle tubing
Swiftly flowing gas is sprayed, and the gas passes through the flour extraction pipe；
Jet pipe fixed block is provided with the air admission hole, the jet pipe fixed block fixes the tube head in the connection
Pipe outer wall, the jet needle tubing are arranged in the jet pipe fixed block and the insertion connecting tube；
The powder pump support to the fixation flour extraction pipe is provided with the venthole, the powder pump support is consolidated with flour extraction pipe
Due on the outer wall of the connecting tube, and the flour extraction pipe connects with venthole.
As a kind of specific embodiment, more than one group of jet pipe and flour extraction pipe are provided with the connecting tube.
Further, the jet pipe is coaxially disposed with flour extraction pipe.
Further, bore of the bore of the port of export of the jet needle tubing than the arrival end of the jet needle tubing
It is small.
Further, the mouth of pipe of the flour extraction pipe close to jet needle tubing one end is in horn-like, and the end nozzle diameter is along far
Direction from the jet needle tubing is gradually reduced.
Further, the flour extraction pipe uses surface smooth and the material of not viscous powder is made.
Further, the bottom of the connecting tube is provided with the powder pump cover to easy cleaning powder.
Further, one end of the powder pump cover is provided with hinge connection with the connecting tube, its other end and the company
Adapter is provided with lock connection.
Compared with prior art, the utility model has following technique effect：
Through type negative pressure powder pump of the present utility model, flour extraction pipe, the tube head of jet pipe are both secured on the outer wall of connecting tube,
Only in the jet needle tubing insertion connecting tube of jet pipe, space as big as possible is retained in connecting tube, avoids producing in connecting tube
The dead angle of easy accumulated powder.
Further, more than one group of jet pipe and flour extraction pipe is may be provided with the negative pressure powder pump, makes its powder fan-out capability
Further enhance.
Further, the jet pipe of the negative pressure powder pump is coaxially disposed with flour extraction pipe, the high-speed gas for avoiding jet pipe from spraying
Damage flour extraction pipe, extension device life-span.
Further, bore of the bore of the port of export of the jet needle tubing than the arrival end of the jet needle tubing
It is small, make the high-speed gas flow velocity of ejection faster than the gas flow rate in jet needle tubing, the draught head formed in increase connecting tube, so as to
Strengthen the suction powder ability of the negative pressure powder pump.
Further, the mouth of pipe of the flour extraction pipe close to jet needle tubing one end is in horn-like, and the end nozzle diameter is along far
Direction from the jet needle tubing is gradually reduced, and the shape is advantageous to guide the air-flow in connecting tube to enter in flour extraction pipe.
Further, the flour extraction pipe uses surface smooth and the material of not viscous powder is made, and avoids powder by going out
Freezed solidly on during tube cell because of frictional heat in flour extraction pipe.
Further, the bottom of the connecting tube is provided with the powder pump cover to easy cleaning powder, the powder pump cover
One end is provided with hinge connection with the connecting tube, and its other end is provided with lock connection with the connecting tube；It can open or close
When worker carries out changing powder during the powder pump cover of envelope, open powder pump cover and can complete clear powder to carrying out air blowing processing in connecting tube.
In order to more fully understand and implement, the utility model is described in detail below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the structural representation of through type negative pressure powder pump of the present utility model；
Fig. 2 is the diagrammatic cross-section of through type negative pressure powder pump of the present utility model.
Embodiment
Embodiment 1
Fig. 1-2 is referred to, a kind of through type negative pressure powder pump, it includes：The connecting tube (2) of the outside powder hopper (1) of connection, jet
Manage (3) and flour extraction pipe (4)；
It is provided with to connect the air admission hole (21) of the jet pipe (3) and to even in the side wall of the connecting tube (2)
Connect the venthole (22) of the flour extraction pipe (4)；
The jet pipe (3) includes：Tube head (31) and jet needle tubing (32), the tube head (31) connect with external high pressure source of the gas
Connect, the jet needle tubing (32) sprays swiftly flowing gas, and the gas passes through the flour extraction pipe (4)；
Jet pipe fixed block (5), the fixed tube head of the jet pipe fixed block (5) are provided with the air admission hole (21)
(31) on the connecting tube (2) outer wall, the jet needle tubing (32) is arranged in described in the jet pipe fixed block (5) and insertion
In connecting tube (2)；
The powder pump support (6) to the fixation flour extraction pipe (4), the powder pump support are provided with the venthole (22)
(6) it is fixed on flour extraction pipe (4) on the outer wall of the connecting tube (2), and the flour extraction pipe (4) connects with venthole (22).
Preferably, more than one group of jet pipe (3) and flour extraction pipe (4) are provided with the connecting tube (2).
Preferably, the jet pipe (3) is coaxially disposed with flour extraction pipe (4).
Preferably, pipe of the bore of the port of export of the jet needle tubing (32) than the arrival end of the jet needle tubing (32)
Internal diameter is small.
Preferably, the mouth of pipe of the flour extraction pipe (4) close to jet needle tubing (32) one end is in horn-like, and the end nozzle diameter
It is gradually reduced along the direction away from the jet needle tubing (32).
Preferably, the flour extraction pipe (4) uses surface smooth and the material of not viscous powder is made.
Preferably, the bottom of the connecting tube (2) is provided with the powder pump cover (7) to easy cleaning powder.
Preferably, one end of the powder pump cover (7) is provided with hinge connection with the connecting tube, its other end and the company
Adapter is provided with lock (71) connection.
Operation principle of the present utility model is as follows：
For powder down in hopper into connecting tube (2), the jet needle tubing (32) inserted in connecting tube (2) sprays high speed gas
Body, high-speed gas are passed through out of connecting tube (2) cavity volume and injected in flour extraction pipe (4), and due to Venturi effect, high-speed gas exist
Produce negative pressure in the cavity volume of connecting tube (2), the powder fallen under attraction in connecting tube (2) is with high-speed gas from flour extraction pipe
(4) export and arrive in.
Because the tube head (31) of jet pipe (3) is both secured on the outer wall of connecting tube (4) with flour extraction pipe (4), connecting tube (4)
Cavity volume in only insert jet needle tubing (32), the cavity volume retaining space as much as possible of connecting tube (4), avoid producing easy accumulated powder
Dead angle.
The utility model is not limited to above-mentioned embodiment, if do not taken off to various changes of the present utility model or deformation
From spirit and scope of the present utility model, if these changes and deformation belong to the claims and equivalents of the utility model
Within the scope of, then the utility model is also intended to comprising these changes and deformation.
Claims (8)
- A kind of 1. through type negative pressure powder pump, it is characterised in that including：Connecting tube, jet pipe and the flour extraction pipe of the outside hopper of connection；It is provided with to connect the air admission hole of the jet pipe and to connect the flour extraction pipe in the side wall of the connecting tube Venthole；The jet pipe includes：Tube head and jet needle tubing, the tube head are connected with external high pressure source of the gas, and the jet needle tubing sprays Swiftly flowing gas, and the gas passes through from the flour extraction pipe；Jet pipe fixed block is provided with the air admission hole, the jet pipe fixed block fixes the tube head in outside the connecting tube Wall, the jet needle tubing are arranged in the jet pipe fixed block and the insertion connecting tube；The powder pump support to the fixation flour extraction pipe is provided with the venthole, the powder pump support is fixed on flour extraction pipe On the outer wall of the connecting tube, and the flour extraction pipe connects with venthole.
- 2. through type negative pressure powder pump according to claim 1, it is characterised in that：More than one group of jet pipe and flour extraction pipe are provided with the connecting tube.
- 3. through type negative pressure powder pump according to claim 1, it is characterised in that：The jet pipe is coaxially disposed with flour extraction pipe.
- 4. through type negative pressure powder pump according to claim 1, it is characterised in that：The bore of the port of export of the jet needle tubing is smaller than the bore of the arrival end of the jet needle tubing.
- 5. through type negative pressure powder pump according to claim 1, it is characterised in that：The mouth of pipe of the flour extraction pipe close to jet needle tubing one end is in horn-like, and the end nozzle diameter is along away from described jet needle tubing Direction be gradually reduced.
- 6. through type negative pressure powder pump according to claim 1, it is characterised in that：The flour extraction pipe uses surface smooth and the material of not viscous powder is made.
- 7. through type negative pressure powder pump according to claim 1, it is characterised in that：The bottom of the connecting tube is provided with the powder pump cover to easy cleaning powder.
- 8. through type negative pressure powder pump according to claim 7, it is characterised in that：One end of the powder pump cover is provided with hinge connection with the connecting tube, and its other end is provided with lock with the connecting tube Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720897383.6U CN207078729U (en) | 2017-07-20 | 2017-07-20 | A kind of through type negative pressure powder pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720897383.6U CN207078729U (en) | 2017-07-20 | 2017-07-20 | A kind of through type negative pressure powder pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207078729U true CN207078729U (en) | 2018-03-09 |
Family
ID=61423469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720897383.6U Active CN207078729U (en) | 2017-07-20 | 2017-07-20 | A kind of through type negative pressure powder pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207078729U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108726024A (en) * | 2018-07-12 | 2018-11-02 | 安徽固维特材料科技有限公司 | A kind of curing agent production system based on jet disturbance |
| CN109821678A (en) * | 2019-01-21 | 2019-05-31 | 中山市君禾机电设备有限公司 | A kind of powder pump applied to powder coating production line |
| CN110589496A (en) * | 2019-09-26 | 2019-12-20 | 中山市君禾机电设备有限公司 | Control device for recycling and integrating cleaning powder pump |
-
2017
- 2017-07-20 CN CN201720897383.6U patent/CN207078729U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108726024A (en) * | 2018-07-12 | 2018-11-02 | 安徽固维特材料科技有限公司 | A kind of curing agent production system based on jet disturbance |
| CN109821678A (en) * | 2019-01-21 | 2019-05-31 | 中山市君禾机电设备有限公司 | A kind of powder pump applied to powder coating production line |
| CN109821678B (en) * | 2019-01-21 | 2021-09-28 | 中山市君禾机电设备有限公司 | Be applied to powder pump of powder spraying production line |
| CN110589496A (en) * | 2019-09-26 | 2019-12-20 | 中山市君禾机电设备有限公司 | Control device for recycling and integrating cleaning powder pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207078729U (en) | A kind of through type negative pressure powder pump | |
| CN104874501A (en) | Powder pump structure used for powder spraying production line | |
| CN206291270U (en) | Smoke evacuation component and fume extractor | |
| CN208664400U (en) | A kind of three-dimensional jet printing spray head that composite particles granularity is controllable | |
| TWM472566U (en) | Structure of spraying gun | |
| CN206838342U (en) | A kind of atomizer | |
| CN207710583U (en) | A kind of nozzle and sand-blasting gun for spraying fluid | |
| CN207287829U (en) | A kind of Cyclonic negative pressure powder pump | |
| CN207592104U (en) | A kind of experiment spray gun | |
| CN102996531B (en) | The two angle jet pipe of band without blade fan | |
| CN202639213U (en) | Sand suction device for casting and modeling | |
| CN104454671B (en) | A kind of nozzle of bladeless fan | |
| IT9020207A1 (en) | DEVICE FOR SUCTION, BLOWING AND / OR PNEUMATIC TRANSPORT OF DIFFERENT TYPES OF POWDER AND BULK MATERIAL | |
| CN211644570U (en) | Filling head | |
| CN212225625U (en) | Distributor type vacuum generator | |
| CN107282329A (en) | A kind of Cyclonic negative pressure powder pump | |
| CN204250939U (en) | The continuous material spraying machine of a kind of open batch can | |
| CN208584653U (en) | A kind of multiinjector glaze spraying robot embryo material displacement structure | |
| CN208466245U (en) | A kind of thick liquid spraying device | |
| CN208800495U (en) | A kind of besom type blowing nozzle | |
| CN219581618U (en) | Simple and practical tool for adsorbing sand grains in cavity | |
| CN207342375U (en) | A kind of pulse injection constant-pressure injection device for sack cleaner | |
| CN206597639U (en) | A kind of spiral-flow type fine mist spray head | |
| CN209303332U (en) | Clear gun apparatus negative pressure of vacuum structure | |
| CN205310077U (en) | Modular sand blasting machine nozzle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |