CN213222806U - Rotary flip single-medium atomizing spray gun - Google Patents
Rotary flip single-medium atomizing spray gun Download PDFInfo
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- CN213222806U CN213222806U CN202020708212.6U CN202020708212U CN213222806U CN 213222806 U CN213222806 U CN 213222806U CN 202020708212 U CN202020708212 U CN 202020708212U CN 213222806 U CN213222806 U CN 213222806U
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Abstract
The utility model relates to a spray gun, concretely relates to rotatory flip single medium atomizing spray gun, which comprises a spray gun, the main flange, reset spring, floating piston, built-in sealing mechanism, the connecting pipe, the spacing pipe of spring direction, inlet tube and rifle head closing cap mechanism, the spray gun includes the internal rifle body and the external rifle body, the rifle head includes nozzle and nozzle holder, rifle head closing cap mechanism installs on the nozzle holder, rifle head closing cap mechanism includes the fixed bolster, the end cover, connecting rod round pin and fixed pin, the fixed bolster is fixed on the spray gun casing, the connecting rod round pin passes the fixed bolster and can rotate for the fixed bolster, end cover fixed mounting is on the connecting rod round pin, the tail end of connecting rod round pin is provided with the helicla flute, it is provided with the fixed pin to correspond on the nozzle holder, when the nozzle holder back-and-forth movement, the fixed pin passes through the helic. The utility model provides a rotatory flip list medium atomizing spray gun, the nozzle is difficult to block up, damage.
Description
Technical Field
The utility model relates to a single-fluid automatic telescopic anti-blocking spray gun for a furnace top gas cooling system of an iron-making blast furnace, which directly drives a spray gun nozzle to stretch out and draw back through the pressure change of an atomized medium, in particular to a single-medium atomized spray gun with a rotary flip cover.
Background
With the application of dry dedusting to blast furnaces in metallurgical industry, protection of a bag-type dust collector through water atomization cooling at the top of the blast furnace becomes the most important guarantee measure, an atomization spray gun is used as a core component of an atomization cooling system, a fixed nozzle mode is mostly adopted in the past, due to the influence of the severe environment of high temperature and high dust in the blast furnace, pressure gas must be fed online for a long time to perform anti-blocking blowing protection on the atomization spray nozzle, the mode cannot fundamentally solve the problem of spray gun blockage, and high gas consumption is needed during operation and use, which is always a difficult problem in the industry.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the technical problem who exists among the prior art, provide a rotatory flip single medium atomizing spray gun, this spray gun structure is through floating piston, the spray gun during operation of atomizing mechanism direct drive, and the rifle head closing cap is automatic to be opened, and the nozzle is automatic to be stretched out, and during the stop work, the internal and end cover of rifle body is closed to the nozzle, and the nozzle is difficult for blockking up, damages.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
a single-medium atomizing spray gun with a rotary flip cover comprises a spray gun, a main flange, a reset spring, a floating piston, a built-in sealing mechanism, a connecting pipe, a spring guide limiting pipe, a water inlet pipe and a gun head sealing mechanism, wherein the spray gun comprises an inner gun body and an outer gun body, the gun head comprises a nozzle and a nozzle seat, the inner gun body and the outer gun body are connected through the main flange, one end of the connecting pipe is connected with the built-in sealing mechanism, the other end of the connecting pipe is connected with the nozzle, the connecting pipe penetrates through the floating piston, the reset spring, the spring guide limiting pipe and the main flange, the water inlet pipe is connected with the built-in sealing mechanism, the water inlet pipe is led out of the outer gun body, the gun head sealing mechanism is installed on the nozzle seat, the gun head sealing mechanism comprises a fixing support, an end cover, a connecting rod pin and a fixing pin, the fixing support is, the tail end of the connecting rod pin is provided with a spiral groove, the nozzle seat is correspondingly provided with a fixing pin, when the nozzle seat moves back and forth, the fixing pin drives the connecting rod pin to rotate through the spiral groove, the connecting rod pin drives the end cover to rotate, and the gun body is opened or closed.
On the basis of the technical scheme, the utility model discloses can also do as follows the improvement:
further, still include the uide bushing, uide bushing fixed mounting is on the internal wall of rifle, and the connecting pipe passes the uide bushing.
Specifically, the floating piston comprises a plurality of frustum-structured piston sheets and a piston head, the piston head is fixedly connected with a connecting pipe, the connecting pipe penetrates through the center of each frustum-structured piston sheet, and a flexible filler is wound between each frustum-structured piston sheet and the piston head.
Specifically, built-in sealing mechanism includes valve support, valve pipe, spring, combination case, and the valve support is fixed to be set up, and the valve pipe is fixed on the valve support and its other pot head is established on the connecting pipe and the connecting pipe can move for the valve pipe, and the combination case passes through the spring to be installed on the valve support and the intraduct of valve is provided with the spacing tang of combination case, and the end processing of this end of connecting pipe has sealed face to pass through valve pipe and combination case and forms sealedly.
Furthermore, the valve pipe is also provided with a vent hole which is arranged on the valve pipe and corresponds to the position of the spring.
Furthermore, the spring guide limiting pipe is sleeved on the connecting pipe.
Furthermore, flexible filler is wound between the nozzle seat and the inner wall of the gun body.
The utility model provides a rotary flip single medium atomizing spray gun, this spray gun structure directly drives a floating piston through atomizing medium, makes the nozzle stretch out work, when stopping work, the floating piston moves under the effect of reset spring, drives the nozzle and withdraws in the rifle body, plays the guard action to the nozzle; when the nozzle extends into and extends out, the nozzle seat drives the end cover to rotate through the fixing pin and the connecting rod pin, so that the gun body is closed and opened, the nozzle is further protected, and the nozzle is not easy to block and damage; compared with the traditional mode of protecting by pulling the end cover through the connecting rod, the mode of rotating the flip cover is tighter in sealing and is not easy to cause the condition that the end cover cannot be covered due to the fact that the connecting rod is not stretched in place.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
the device comprises a water inlet pipe 1, a first inner inlet 2, a valve support 3, a second inner inlet 4, an outer gun body 5, a piston head 6, a piston plate 7, a spring guide limiting pipe 8, a main flange 9, a guide sleeve 10, an inner gun body 11, a nozzle seat 12, an end cover 13, a connecting rod pin 14, a nozzle 15, a return spring 16, a connecting pipe 17, a flexible filler 18, a valve pipe 19, a combined valve core 20, a spring 21, a fixed support 22 and a fixed pin 23.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1, a single medium atomizing spray gun with a rotary flip cover comprises a spray gun, a main flange 9, a reset spring 16, a floating piston, a built-in sealing mechanism, a connecting pipe 17, a spring guide limiting pipe 8, a water inlet pipe 1 and a gun head capping mechanism, wherein the spray gun comprises an inner gun body 11 and an outer gun body 5, the gun head comprises a nozzle 15 and a nozzle seat 12, the inner gun body 11 and the outer gun body 5 are connected through the main flange 9, one end of the connecting pipe 17 is connected with the built-in sealing mechanism, the other end of the connecting pipe 17 is connected with the nozzle 15, the connecting pipe 17 penetrates through the floating piston, the reset spring 16, the spring guide limiting pipe 8 and the main flange 9, the water inlet pipe 1 is connected with the built-in sealing mechanism, the water inlet pipe 1 is led out from the outer gun body 5, the gun head capping mechanism is installed on the nozzle seat 12, the gun head capping mechanism comprises a fixed support 22, an end cover, the connecting rod pin 14 penetrates through the fixing support 22 and can rotate relative to the fixing support 22, the end cover 13 is fixedly installed on the connecting rod pin 14, a spiral groove is formed in the tail end of the connecting rod pin 14, the fixing pin 23 is correspondingly arranged on the nozzle seat 12, when the nozzle seat 12 moves back and forth, the fixing pin 23 drives the connecting rod pin 14 to rotate through the spiral groove, the connecting rod pin 14 drives the end cover 13 to rotate, and the gun body is opened or closed.
The single-medium atomizing spray gun with the rotary flip cover further comprises a guide sleeve 10, the guide sleeve 10 is fixedly installed on the inner wall of the gun body, the connecting pipe penetrates through the guide sleeve 10, and the guide sleeve 10 plays a guiding role in guiding the connecting pipe.
The floating piston comprises a plurality of frustum-structured piston sheets 7 and a piston head 6, the piston head 6 is fixedly connected with a connecting pipe 17, the connecting pipe 17 penetrates through the center of the frustum-structured piston sheet 7, and a flexible packing 18 is wound between each frustum-structured piston sheet 7 and the piston head 6 for sealing.
The built-in sealing mechanism comprises a valve support 3, a valve pipe 19, a spring 21 and a combined valve core 20, wherein the valve support 3 is fixedly arranged, the valve pipe 19 is fixed on the valve support 3, the other end of the valve pipe is sleeved on the connecting pipe 17, the connecting pipe 17 can move relative to the valve pipe 19, the combined valve core 20 is installed on the valve support 3 through the spring 21, a combined valve core limiting spigot is arranged inside the valve pipe 19, and a sealing surface is machined at the end of the connecting pipe 17 to form sealing through the valve pipe 19 and the combined valve core 20.
In this embodiment, the valve tube 19 is further provided with a vent hole (not labeled in the figure), which is disposed on the valve tube 19 at a position corresponding to the spring 21, and is used to prevent the pressure in the area where the spring 21 is located in the valve tube 18 from affecting the normal operation of the spring 21.
In this embodiment, the spring guide limiting pipe 8 is sleeved on the connecting pipe 17, and the spring guide limiting pipe 8 may be fixed on the main flange 9, may also be fixed on the floating piston, or may not be fixed, and may play a limiting role on the floating piston.
In this embodiment, a flexible packing is wound between the nozzle holder 12 and the inner wall of the gun body for sealing.
The working principle of the spray gun is as follows: when an atomized medium with certain pressure enters from a water inlet pipe 1 of the spray gun and enters into an outer gun body 5 through the water inlet pipe 1 and a first inner inlet 2 to push a floating piston to move towards a nozzle direction, the flexible filler of the floating piston ensures the sealing of two sides of the floating piston under the action of the medium pressure and the reverse elasticity of a return spring 16, the maximum elasticity design value of the return spring 16 is smaller than the minimum thrust of the piston, the floating piston drives a connecting pipe 17, a nozzle seat 12 and a nozzle 15 to move along a guide sleeve 10, the nozzle seat 12 drives a fixing pin 23 to move, the fixing pin 23 drives a connecting rod pin 14 to rotate through a spiral groove, the connecting rod pin 14 drives an end cover 13 to rotate, the gun body is opened, the nozzle 15 is exposed, after the floating piston continuously moves to a certain position, a combined valve core 20 is separated from the sealing surface of the connecting pipe 17, the atomized medium is sprayed out from the nozzle, because the pressure of the atomized medium is eliminated, under the pushing of the return spring 16, the nozzle 15, the nozzle holder 12, the connecting pipe 17 and the floating piston automatically reset, the nozzle 15 retracts into the gun body, the combined valve core 20 is closed (under the action of the return spring 16 and the spring 21), and the atomized medium stops spraying.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. A single-medium atomizing spray gun with a rotary flip cover comprises a spray gun, a main flange (9), a reset spring (16), a floating piston, a built-in sealing mechanism, a connecting pipe (17), a spring guide limiting pipe (8), a water inlet pipe (1) and a gun head sealing mechanism, wherein the spray gun comprises an inner gun body (11) and an outer gun body (5), the gun head comprises a nozzle (15) and a nozzle seat (12), the inner gun body (11) and the outer gun body (5) are connected through the main flange (9), one end of the connecting pipe (17) is connected with the built-in sealing mechanism, the other end of the connecting pipe is connected with the nozzle (15), the connecting pipe (17) penetrates through the floating piston, the reset spring (16), the spring guide limiting pipe (8) and the main flange (9), the water inlet pipe (1) is connected with the built-in sealing mechanism, and the water inlet pipe (1) is led out of the outer gun body (5), and is characterized in that the gun head sealing, rifle head closing cap mechanism includes fixed bolster (22), end cover (13), connecting rod round pin (14) and fixed pin (23), fixed bolster (22) are fixed on the spray gun casing, connecting rod round pin (14) pass fixed bolster (22) and can rotate for fixed bolster (22), end cover (13) fixed mounting is on connecting rod round pin (14), the tail end of connecting rod round pin (14) is provided with the helicla flute, it is provided with fixed pin (23) to correspond on nozzle seat (12), when nozzle seat (12) back-and-forth movement, fixed pin (23) drive connecting rod round pin (14) through the helicla flute and rotate, connecting rod round pin (14) drive end cover (13) rotation, the rifle body is opened or is closed.
2. The single-media atomizing spray gun with the rotary flip cover as claimed in claim 1, further comprising a guide sleeve (10), wherein the guide sleeve (10) is fixedly mounted on the inner wall of the gun body, and the connecting pipe passes through the guide sleeve (10).
3. The single-medium atomizing spray gun with the rotary flip cover as claimed in claim 1, wherein the floating piston comprises a plurality of frustum-structured piston sheets (7) and piston heads (6), the piston heads (6) are fixedly connected with a connecting pipe (17), the connecting pipe (17) penetrates through the centers of the frustum-structured piston sheets (7), and flexible packing (18) is wound between each frustum-structured piston sheet (7) and each piston head (6).
4. The single-medium atomizing spray gun with the rotary flip cover as claimed in claim 1, wherein the built-in sealing mechanism comprises a valve support (3), a valve tube (19), a spring (21) and a combined valve core (20), the valve support (3) is fixedly arranged, the valve tube (19) is fixed on the valve support (3) and the other end of the valve tube is sleeved on the connecting tube (17), the connecting tube (17) can move relative to the valve tube (19), the combined valve core (20) is installed on the valve support (3) through the spring (21) and a combined valve core limiting spigot is arranged inside the valve tube (19), and a sealing surface is processed at the end of the connecting tube (17) to form sealing through the valve tube (19) and the combined valve core (20).
5. The single-media atomizing spray gun with a rotary flip cover as claimed in claim 4, wherein the valve tube (19) is further provided with a vent hole, and the vent hole is arranged on the valve tube (19) at a position corresponding to the spring (21).
6. The single-media atomizing spray gun with the rotary flip cover as claimed in claim 1, wherein the spring guide limit tube (8) is sleeved on the connecting tube (17).
7. The single-media atomizing spray gun with the rotary flip cover as claimed in claim 1, wherein a flexible packing is wound between the nozzle holder (12) and the inner wall of the gun body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020708212.6U CN213222806U (en) | 2020-04-30 | 2020-04-30 | Rotary flip single-medium atomizing spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020708212.6U CN213222806U (en) | 2020-04-30 | 2020-04-30 | Rotary flip single-medium atomizing spray gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213222806U true CN213222806U (en) | 2021-05-18 |
Family
ID=75867178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020708212.6U Active CN213222806U (en) | 2020-04-30 | 2020-04-30 | Rotary flip single-medium atomizing spray gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213222806U (en) |
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2020
- 2020-04-30 CN CN202020708212.6U patent/CN213222806U/en active Active
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