CN210474346U - High-pressure cleaning nozzle - Google Patents
High-pressure cleaning nozzle Download PDFInfo
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- CN210474346U CN210474346U CN201920802575.3U CN201920802575U CN210474346U CN 210474346 U CN210474346 U CN 210474346U CN 201920802575 U CN201920802575 U CN 201920802575U CN 210474346 U CN210474346 U CN 210474346U
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- pressure cleaning
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Abstract
The utility model discloses a high-pressure cleaning nozzle, which comprises a support and a nozzle arranged on the support, wherein the support is provided with a water inlet adapter, the nozzle is arranged on the support, and the nozzle is provided with a plurality of nozzles; the plurality of nozzles are uniformly arranged along the length direction of the nozzle; a conveying channel is arranged on the support; still including setting up be in delivery passage's breakwater, the breakwater is located the water inlet switching mouth with between the spout, and will delivery passage divide into water inlet channel and exhalant canal, be provided with on the breakwater and be used for the intercommunication water inlet channel with the intercommunication groove of exhalant canal, the intercommunication groove along the length direction of breakwater extends. The high-pressure cleaning nozzle can ensure that the impact force of water flow of each nozzle in the high-pressure cleaning nozzle on the circuit board is the same on the premise of not damaging the circuit board, thereby improving the cleaning effect on the circuit board.
Description
Technical Field
The utility model relates to a circuit board belt cleaning device, concretely relates to high-pressure cleaning nozzle.
Background
In the circuit board welding and assembling technology in the electronic industry, after components on a circuit board are processed by various welding processes, a certain amount of residues are left on the pin of the components due to the influence of welding flux, welding flux and environment, the residues directly influence the quality of a product and can be cleaned to ensure the electrical performance index of the circuit board so as to ensure the stability and reliability of an electronic product and the service life of the whole machine, and therefore, the cleaning of a circuit board assembly part is very important and has strong technical performance. In order to enable the cleaning effect to be more thorough, for example, the invention patent with the publication number of CN 105797879B discloses a nozzle for a cleaning machine of a printed circuit board, a water flow path in the nozzle automatically forms 90 degrees, switching is not needed, the water flow path is reduced, meanwhile, the water pressure loss is reduced, the cleaning force is large, and the cleanliness is high; simple processing, less material consumption and low cost.
However, in the process of cleaning the circuit board, the water flow in the high-pressure water pipe enters the spray arm from the middle of the spray arm and flows towards two sides, so that the water flow sequentially reaches each nozzle in the spray arm and is sprayed out from each nozzle. However, there is a problem in that, if the pressure of the water flow is too high during the cleaning process, although the residues on the circuit board can be cleaned, the excessive pressure of the water flow can also clean the solder joints on the circuit board, thereby affecting the quality of the circuit board. If the water flow pressure is too low, the impact force of the water flow in the nozzles at the two sides of the nozzle arm is smaller than that of the water flow in the middle of the spray arm, so that residues at the two sides of the circuit board cannot be cleaned cleanly.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a high pressure cleaning nozzle, high pressure cleaning nozzle can guarantee under the prerequisite of not damaging the circuit board that the rivers of each spout in this high pressure cleaning nozzle are the same to the impact force of circuit board to improve the cleaning performance to the circuit board.
The utility model provides a technical scheme of above-mentioned technical problem is:
a high-pressure cleaning nozzle comprises a support and a nozzle arranged on the support, wherein a water inlet adapter for connecting with an external water pipe is arranged on the support, the nozzle is arranged on the support, and a plurality of nozzles are arranged on the nozzle; the plurality of nozzles are uniformly arranged along the length direction of the nozzle; the support is provided with a conveying channel for communicating the water inlet adapter and the nozzle;
still including setting up be in delivery passage's breakwater, the breakwater is located the water inlet switching mouth with between the spout, and will delivery passage divide into water inlet channel and exhalant canal, be provided with on the breakwater and be used for the intercommunication water inlet channel with the intercommunication groove of exhalant canal, the intercommunication groove along the length direction of breakwater extends.
Preferably, the plurality of nozzles are two groups, and the two groups of nozzles are sequentially arranged in a staggered manner along the length direction of the nozzle.
Preferably, the nozzle is connected with the support through a first threaded connection structure, wherein the first threaded connection structures are arranged in two groups, each group is multiple, and the two groups of first threaded connection structures are arranged in parallel and arranged along the length direction of the nozzle; the first threaded connection structure comprises threaded holes formed in the nozzle and the support and screws matched with the threaded holes, and the nozzle is fixed on the support through the screws.
Preferably, a sealing rubber ring is further arranged between the nozzle and the support, the sealing rubber ring is mounted on the nozzle, and a rubber ring groove is formed in the position, corresponding to the sealing rubber ring, of the nozzle.
Preferably, the sealing rubber ring is oblong, and correspondingly, the rubber ring groove is oblong.
Preferably, the water inlet adapter is arranged on the side surface of the support and is a threaded port.
Preferably, the water baffle consists of a vertical installation part and a horizontal water baffle part, wherein the communication groove is formed in the horizontal water baffle part; the vertical installation part is connected with the support through a second threaded connection structure.
Preferably, the second threaded connection structure is two, and the symmetry sets up the both sides of support, including setting up the support with on the vertical installation department screw hole and with screw hole complex screw, wherein, the screw will vertical installation department installs on the support.
Preferably, the spout is circular.
Preferably, the support is further provided with a mounting hole for connecting with other equipment.
The utility model discloses a high-pressure cleaning nozzle's theory of operation is:
when the high-pressure cleaning nozzle works, the water inlet adapter in the high-pressure cleaning nozzle is connected with an external water pipe, water flow enters a conveying channel in the support through the water inlet adapter, a water baffle is arranged in the conveying channel, the conveying channel is divided into a water inlet channel and a water outlet channel by the water baffle, a communicating groove for communicating the water inlet channel with the water outlet channel is arranged on the water baffle, and the communicating groove extends along the length direction of the water baffle; consequently, from the rivers impact to the breakwater of intaking that the switching mouth got into after to the both sides diffusion along the length direction of this breakwater, promptly realize the water distribution again on the breakwater, make the water yield of each position on this breakwater even, just so can guarantee that the rivers that lie in on the breakwater enter into the speed of water inlet channel through the intercommunication groove on this breakwater and keep unanimous, thereby guarantee that the speed of spun rivers equals in each spout in the nozzle, and then guarantee that the rivers in each spout equal the impact force of circuit board, just so can guarantee under the prerequisite of guaranteeing not damaging the circuit board that the impact force of the rivers in every spout equals, thereby make the cleaning performance better.
Compared with the prior art, the utility model following beneficial effect has:
1. because the high-pressure cleaning nozzle is provided with the water baffle in the conveying channel, the water baffle divides the conveying channel into the water inlet channel and the water outlet channel, the water baffle is provided with the communicating groove for communicating the water inlet channel and the water outlet channel, and the communicating groove extends along the length direction of the water baffle; consequently, from the rivers impact to the breakwater of intaking that the switching mouth got into after to the both sides diffusion along the length direction of this breakwater, promptly realize the water distribution again on the breakwater, make the water yield of each position on this breakwater even, just so can guarantee that the rivers that lie in on the breakwater enter into the speed of water inlet channel through the intercommunication groove on this breakwater and keep unanimous, thereby guarantee that the speed of spun rivers equals in each spout in the nozzle, and then guarantee that the rivers in each spout equal the impact force of circuit board, just so can guarantee under the prerequisite of guaranteeing not damaging the circuit board that the impact force of the rivers in every spout equals, thereby make the cleaning performance better.
2. The utility model discloses a high pressure cleaning nozzle is when the water pressure of water pipe is lower, still can guarantee that the speed of each spout spun rivers in the nozzle is unanimous to make the cleaning performance better.
Drawings
Fig. 1 to 3 are schematic structural views of a high pressure cleaning nozzle according to the present invention, wherein fig. 1 and 2 are schematic perspective views from two different viewing angles, and fig. 3 is a side view (sectional view).
Fig. 4-6 are schematic structural views of the nozzle, wherein fig. 4 is a schematic perspective structural view of the nozzle, fig. 5 is a side view, and fig. 6 is a bottom view.
Fig. 7 is a schematic perspective view of the water guard plate.
Fig. 8 is a perspective view of the stand.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.
Referring to fig. 1-8, the high pressure cleaning nozzle of the present invention comprises a support 1 and a nozzle 3 disposed on the support 1, wherein the support 1 is provided with a water inlet adapter 1-1 for connecting with an external water pipe, the water inlet adapter 1-1 is disposed on a side surface of the support 1, and the water inlet adapter 1-1 is a threaded port; the nozzle 3 is arranged on the support 1, and a plurality of nozzles 3-2 are arranged on the nozzle 3; the plurality of nozzles 3-2 are two groups, and the two groups of nozzles 3-2 are sequentially staggered along the length direction of the nozzle 3; and a conveying channel for communicating the water inlet adapter 1-1 with the nozzle 3-2 is arranged on the support 1.
Referring to fig. 1-8, the high-pressure cleaning nozzle further includes a water baffle 2 disposed in the conveying channel, the water baffle 2 is located between the water inlet adapter 1-1 and the nozzle 3-2, and divides the conveying channel into a water inlet channel and a water outlet channel, wherein the water inlet channel is located near the water inlet adapter 1-1, and the water outlet channel is located near the nozzle 3-2; the water baffle 2 is provided with a communicating groove 2-1 for communicating the water inlet channel and the water outlet channel, and the communicating groove 2-1 extends along the length direction of the water baffle 2.
Referring to fig. 1 to 8, the lower end of the nozzle 3 is pyramid-shaped, the lower end of the nozzle 3 is provided with a groove extending along the length direction of the nozzle 3, and the nozzle 3-2 is arranged in the groove.
Referring to fig. 1 to 8, the nozzle 3 is connected to the support 1 through a first threaded connection structure 5, wherein the first threaded connection structures 5 are provided in two groups, each group is multiple, and the two groups of first threaded connection structures 5 are arranged in parallel and arranged along the length direction of the nozzle 3; the first threaded connection structure 5 comprises threaded holes arranged on the nozzle 3 and the support 1 and screws matched with the threaded holes, and the screws fix the nozzle 3 on the support 1.
Referring to fig. 1-8, a sealing rubber ring 4 is further disposed between the nozzle 3 and the support 1, the sealing rubber ring 4 is mounted on the nozzle 3, and a rubber ring groove 3-2 is disposed at a position of the nozzle 3 corresponding to the sealing rubber ring 4. Thus, the water flow can be prevented from overflowing from the joint of the nozzle 3 and the support 1, and the cleaning effect is influenced; the sealing rubber ring 4 is long round, and correspondingly, the rubber ring groove 3-2 is long round.
Referring to fig. 1-8, the water baffle 2 comprises a vertical installation part and a horizontal water baffle part, wherein the communication groove 2-1 is arranged on the horizontal water baffle part, the length of the horizontal water baffle part is equal to that of the conveying channel, and the width of the horizontal water baffle part is equal to that of the conveying channel; the vertical mounting part is connected with the support 1 through a second threaded connection structure 6; and the vertical installation part is provided with an avoidance groove 2-2 at the position corresponding to the water inlet adapter port 1-1.
Referring to fig. 1-8, the two second threaded connection structures 6 are symmetrically disposed on two sides of the support 1, and include threaded holes disposed on the support 1 and the vertical mounting portion, and screws engaged with the threaded holes, and the vertical mounting portion is mounted on the support 1 by the screws.
Referring to fig. 1-8, the support 1 is further provided with a mounting hole 7 for connecting with other equipment. This also can be convenient with the high pressure cleaning nozzle of the utility model is installed on other equipment.
The spout 3-2 in the embodiment is circular, so that the impact force of water flow in the spout 3-2 on the circuit board can be improved, and the cleaning effect is improved.
Referring to fig. 1-8, the working principle of the high-pressure cleaning nozzle of the present invention is:
when the high-pressure cleaning nozzle works, the water inlet adapter port 1-1 in the high-pressure cleaning nozzle is connected with an external water pipe, water flow enters a conveying channel in the support 1 through the water inlet adapter port 1-1, the conveying channel is divided into a water inlet channel and a water outlet channel by the water baffle 2 because the water baffle 2 is arranged in the conveying channel, the water baffle 2 is provided with a communicating groove 2-1 for communicating the water inlet channel with the water outlet channel, and the communicating groove 2-1 extends along the length direction of the water baffle 2; therefore, water flow entering from the water inlet adapter port 1-1 impacts the water baffle 2 and then diffuses towards two sides along the length direction of the water baffle 2, namely water distribution is realized on the water baffle 2 again, so that the water quantity at each position on the water baffle 2 is uniform, the speed of the water flow on the water baffle 2 entering a water inlet channel through the communicating groove 2-1 on the water baffle 2 is kept consistent, the speed of the water flow sprayed out of each nozzle 3-2 in the nozzle 3 is ensured to be equal, the impact force of the water flow in each nozzle 3-2 on a circuit board is ensured to be equal, the impact force of the water flow in each nozzle 3-2 on the circuit board can be ensured to be equal on the premise of ensuring that the circuit board is not damaged, and the cleaning effect is better.
The above is the preferred embodiment of the present invention, but the embodiment of the present invention is not limited by the above, and any other changes, modifications, substitutions, blocks, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (10)
1. A high-pressure cleaning nozzle comprises a support and a nozzle arranged on the support, wherein a water inlet adapter for connecting with an external water pipe is arranged on the support, the nozzle is arranged on the support, and a plurality of nozzles are arranged on the nozzle; the plurality of nozzles are uniformly arranged along the length direction of the nozzle; the support is provided with a conveying channel for communicating the water inlet adapter and the nozzle; it is characterized in that the preparation method is characterized in that,
still including setting up be in delivery passage's breakwater, the breakwater is located the water inlet switching mouth with between the spout, and will delivery passage divide into water inlet channel and exhalant canal, be provided with on the breakwater and be used for the intercommunication water inlet channel with the intercommunication groove of exhalant canal, the intercommunication groove along the length direction of breakwater extends.
2. The high pressure cleaning nozzle of claim 1, wherein the plurality of jets are two sets, the two sets being staggered sequentially along the length of the nozzle.
3. The high pressure cleaning nozzle according to claim 1, wherein the nozzle is connected to the support by a first threaded connection, wherein the first threaded connection is provided in two sets, each set being plural, and the two sets of first threaded connections are juxtaposed and arranged along a length direction of the nozzle; the first threaded connection structure comprises threaded holes formed in the nozzle and the support and screws matched with the threaded holes, and the nozzle is fixed on the support through the screws.
4. The high pressure cleaning nozzle according to claim 3, wherein a sealing rubber ring is further provided between the nozzle and the support, the sealing rubber ring is mounted on the nozzle, and the nozzle is provided with a rubber ring groove at a position corresponding to the sealing rubber ring.
5. The high pressure cleaning nozzle according to claim 4, wherein the sealing rubber ring is oblong and correspondingly the rubber ring groove is oblong.
6. The high pressure cleaning nozzle according to claim 1, wherein the water inlet adapter is provided at a side of the support, the water inlet adapter being a threaded port.
7. The high pressure cleaning nozzle according to claim 1, wherein the water guard is comprised of a vertical mounting portion and a horizontal water guard portion, wherein the communication groove is provided on the horizontal water guard portion; the vertical installation part is connected with the support through a second threaded connection structure.
8. The high pressure washer nozzle of claim 7, wherein said second threaded connection is two and is symmetrically disposed on either side of said support, and comprises threaded holes disposed on said support and said vertical mount and screws engaged with said threaded holes, wherein said screws mount said vertical mount on said support.
9. The high pressure cleaning nozzle as in claim 1, wherein said orifice is circular.
10. The high pressure cleaning nozzle according to claim 1, wherein the holder is further provided with a mounting hole for connecting with other equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920802575.3U CN210474346U (en) | 2019-05-30 | 2019-05-30 | High-pressure cleaning nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920802575.3U CN210474346U (en) | 2019-05-30 | 2019-05-30 | High-pressure cleaning nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210474346U true CN210474346U (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920802575.3U Active CN210474346U (en) | 2019-05-30 | 2019-05-30 | High-pressure cleaning nozzle |
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| Country | Link |
|---|---|
| CN (1) | CN210474346U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115863181A (en) * | 2022-11-25 | 2023-03-28 | 崇辉半导体(江门)有限公司 | Selective coarsening equipment and coarsening method for semiconductor lead frame |
-
2019
- 2019-05-30 CN CN201920802575.3U patent/CN210474346U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115863181A (en) * | 2022-11-25 | 2023-03-28 | 崇辉半导体(江门)有限公司 | Selective coarsening equipment and coarsening method for semiconductor lead frame |
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