CN213050105U

CN213050105U - SCR denitration ammonia injection grid convenient to wash

Info

Publication number: CN213050105U
Application number: CN202021730312.5U
Authority: CN
Inventors: 朱国刚; 朱晨辰
Original assignee: Wuxi Xijiangyue Environmental Science And Technology Engineering Co ltd
Current assignee: Wuxi Xijiangyue Environmental Science And Technology Engineering Co ltd
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2021-04-27
Anticipated expiration: 2030-08-18

Abstract

The utility model discloses an SCR denitration ammonia spraying grid convenient to clean, which comprises a main pipe and a spray head component, wherein the spray head component is arranged at one end of the main pipe through threads, when the handle is rotated in the radial direction, the eccentric circle at the lower end of the handle can downwards extrude the pressing component, after the pressing component moves downwards, the cylinder can move downwards, the cylinder and the limiting head are arranged at the upper end of the baffle plate, the limiting head descends together when the cylinder moves downwards, the spray head can be reversely rotated down by rotating the handle, thereby being convenient to disassemble and clean, when the spray head assembly needs to be cleaned, the handle can be rotated downwards to ensure that the thread head arranged at the lower end of the spray head can be separated from the thread hole, thereby the convenience is washd the shower nozzle subassembly, compares traditional whole welding formula, washs convenience more, and the handle can upwards rotate hide with the inner chamber of swivelling chute to do not influence daily use.

Description

SCR denitration ammonia injection grid convenient to wash

Technical Field

The utility model relates to a SCR denitration ammonia injection grid technical field specifically is a SCR denitration ammonia injection grid convenient to wash.

Background

The prior SCR denitration technology has various forms and structures according to an ammonia spraying grid of an injection device. The ammonia injection grid is generally designed to divide the flue section into a plurality of control zones, each control zone having a plurality of injection holes. The ammonia injection grid comprises an ammonia injection pipeline, a support, fittings, an ammonia gas distribution device and the like.

However, the existing SCR denitration ammonia injection grid integrated structure cannot be disassembled and is inconvenient to clean when the spray head needs to be cleaned.

The problems described above are addressed. Therefore, the SCR denitration ammonia spraying grid convenient to clean is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be convenient for abluent SCR denitration ammonia injection grid, when radially rotating the handle, the eccentric circle of handle lower extreme can push downwards and push down the subassembly, push down the subassembly downstream after, make the cylinder can carry out downstream, install the upper end at the baffle because of cylinder and spacing head, thereby the cylinder downstream makes the spacing head together descend, it can make the shower nozzle by the reversal down to rotate the handle this moment, thereby conveniently dismantle the washing, from not influencing daily use, thereby the problem among the above-mentioned background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: an SCR denitration ammonia spraying grid convenient to clean comprises a main pipe and a spray head assembly, wherein the spray head assembly is installed at one end of the main pipe in a threaded mode, the main pipe comprises a pipeline, a connecting pipe, a connecting head and a threaded hole, the connecting pipe is installed at the upper end of the pipeline, the connecting head is uniformly welded at the lower end of the pipeline, the threaded hole is formed in the inner cavity of the connecting head, and the spray head assembly is connected to the inner cavity of the connecting head in;

the spray head assembly comprises a spray head, a spray rod, a thread head, rotary grooves and a handle, the spray rod is installed at the upper end of the spray head, the thread head is installed at the lower end of the spray head, the rotary grooves are formed in two ends of the outer surface of the spray head, and the handle is connected to the inner cavity of each rotary groove in a pin mode.

Preferably, the connector comprises a telescopic groove and a fixing component, the telescopic groove is formed in the inner cavity of the connector, and the fixing component is installed in the inner cavity of the telescopic groove.

Preferably, fixed subassembly includes telescopic link, first spring, baffle, cylinder and spacing head, and the surface mounting of telescopic link has first spring, and the baffle is installed to the upper end of telescopic link, and cylinder and spacing head are installed in proper order to the upper end of baffle, and spacing head is triangle column structure, and telescopic link, first spring and baffle are located the inner chamber in flexible groove.

Preferably, the shower nozzle includes ring groove, spacing groove and pushes down the subassembly, and the ring groove has been seted up to the lower extreme of shower nozzle, and the spacing groove is located the ring inslot side, and the subassembly is pushed down to the inner chamber in ring groove is installed.

Preferably, the pushing assembly comprises a connecting rod, a second spring and a retainer ring, the connecting rod is mounted at the upper end of the pushing assembly, the second spring is mounted on the outer surface of the connecting rod, and the retainer ring is mounted at the upper end of the connecting rod.

Preferably, the lower end of the handle is provided with an eccentric circle.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a pair of SCR denitration ammonia injection grid convenient to wash when the shower nozzle subassembly need wash, can rotate the handle back downwards, rotatory handle makes the screw thread head and the screw hole of shower nozzle lower extreme installation can break away from to the convenience washs the shower nozzle subassembly, compares traditional whole welded type, washs more convenience, and the handle can upwards rotate the inner chamber of hiding with the swivelling chute, from not influencing daily use.

2. The utility model provides a pair of SCR denitration ammonia injection grid convenient to wash, when the shower nozzle subassembly after wasing the completion need install, only need make thread head and screw hole carry out threaded connection, when the screw thread is changeed tightly, spacing head of three horn shapes can block into the spacing groove automatically, prevents that the shower nozzle antiport breaks away from when using.

3. The utility model provides a pair of ammonia grid is spouted in SCR denitration convenient to wash, when radially rotating the handle, the eccentric circle of handle lower extreme can push downwards and push down the subassembly, pushes down the subassembly downstream after, makes the cylinder can carry out downstream, because of the cylinder with spacing first installation in the upper end of baffle, thereby the cylinder downstream makes the spacing head together descend, rotate this moment the handle and can make the shower nozzle by the reversal down to the convenient dismantlement is washd.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the main pipe structure of the present invention;

FIG. 3 is a schematic view of the structure of the inner cavity of the connector of the present invention;

FIG. 4 is a schematic structural view of the showerhead assembly of the present invention;

fig. 5 is a schematic bottom view of the showerhead assembly of the present invention;

fig. 6 is a schematic view of the internal structure of the showerhead assembly of the present invention.

In the figure: 1. a main pipe; 11. a pipeline; 12. a connecting pipe; 13. a connector; 131. a telescopic groove; 132. A fixing assembly; 1321. a telescopic rod; 1322. a first spring; 1323. a baffle plate; 1324. a cylinder; 1325. a limiting head; 14. a threaded hole; 2. a showerhead assembly; 21. a spray head; 211. a circular groove; 212. a limiting groove; 213. pressing the assembly; 2131. a connecting rod; 2132. a second spring; 2133. a retainer ring; 22. a spray rod; 23. a screw head; 24. a rotating tank; 25. a handle; 251. an eccentric circle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a SCR denitration ammonia injection grid convenient for cleaning includes a main pipe 1 and a nozzle assembly 2, the nozzle assembly 2 is installed on one end of the main pipe 1 through a screw thread, the main pipe 1 includes a pipe 11, a connecting pipe 12, and a connector 13, the connector 13 includes a telescopic slot 131 and a fixing assembly 132, the fixing assembly 132 includes a telescopic rod 1321, a first spring 1322, a baffle 1323, a cylinder 1324 and a limit head 1325, the outer surface of the telescopic rod 1321 is installed with the first spring 1322, the upper end of the telescopic rod 1321 is installed with the baffle 1323, the upper end of the baffle 1323 is sequentially installed with the cylinder 1324 and the limit head 1325, the limit head 1325 is in a triangle structure, the telescopic rod 1321, the first spring 1322 and the baffle 1323 are located in an inner cavity of the telescopic slot 131, when the handle 25 is radially rotated, an eccentric circle 251 at the lower end of the handle 25 can downwardly press the pressing assembly 213, and the cylinder 1324 can downwardly move after the, because of cylinder 1324 and spacing head 1325 install the upper end at baffle 1323, thereby cylinder 1324 downstream makes spacing head 1325 together descend, it can make shower nozzle 21 down by reverse rotation to rotate handle 25 this moment, thereby conveniently dismantle the washing, flexible groove 131 has been seted up to the inner chamber of connector 13, fixed subassembly 132 is installed to the inner chamber of flexible groove 131, screw hole 14, connecting pipe 12 is installed to the upper end of pipeline 11, the even welding of the lower extreme of pipeline 11 has connector 13, screw hole 14 has been seted up to the inner chamber of connector 13, the inner chamber threaded connection of connector 13 has shower nozzle subassembly 2.

Referring to fig. 4-6, a SCR denitration ammonia injection grid convenient for cleaning, a nozzle assembly 2 includes a nozzle 21, the nozzle 21 includes an annular groove 211, a limiting groove 212 and a pressing assembly 213, the pressing assembly 213 includes a connecting rod 2131, a second spring 2132 and a retainer ring 2133, the upper end of the pressing assembly 213 is installed with the connecting rod 2131, the outer surface of the connecting rod 2131 is installed with the second spring 2132, the upper end of the connecting rod 2131 is installed with the retainer ring 2133, the lower end of the nozzle 21 is installed with the annular groove 211, the limiting groove 212 is located inside the annular groove 211, the pressing assembly 213 is installed in the inner cavity of the annular groove 211, when the nozzle assembly 2 after cleaning needs to be installed, only the threaded head 23 needs to be connected with the threaded hole 14 by a screw thread, when the screw thread is tightened, the triangular limiting head 1325 can be automatically clamped into the limiting groove 212 to prevent the nozzle 21 from reversely rotating and separating when the nozzle 21 is in use, spray lance 22, the thread joint 23, swivelling chute 24 and handle 25, eccentric circle 251 is installed to the lower extreme of handle 25, spray lance 22 is installed to the upper end of shower nozzle 21, the thread joint 23 is installed to the lower extreme of shower nozzle 21, the swivelling chute 24 has been seted up at the surface both ends of shower nozzle 21, the inner chamber pin joint of swivelling chute 24 has handle 25, when shower nozzle subassembly 2 need wash, can rotate handle 25 back downwards, swivel handle 25 makes the thread joint 23 of shower nozzle 21 lower extreme installation can break away from with screw hole 14, thereby conveniently wash shower nozzle subassembly 2, compare traditional whole welded form, wash more convenience, and handle 25 can upwards rotate hide the inner chamber with swivelling chute 24, from not influencing daily use.

In summary, the following steps: the utility model provides a SCR denitration ammonia spraying grid convenient to wash, including being responsible for 1 and shower nozzle subassembly 2, the shower nozzle subassembly 2 is installed to the one end screw thread of being responsible for 1, when shower nozzle subassembly 2 needs to wash, can rotate handle 25 back downwards, rotatory handle 25 makes the screw thread head 23 of shower nozzle 21 lower extreme installation can break away from with screw hole 14, thereby conveniently wash shower nozzle subassembly 2, compare traditional whole welded type, it is more convenient to wash, and handle 25 can rotate upwards hide with the inner chamber of swivelling chute 24, thus not influence daily use, when shower nozzle subassembly 2 after the washing is accomplished needs to install, only need to make screw thread head 23 and screw hole 14 carry out threaded connection, when the screw thread is turned tight, triangle-shaped spacing head 1325 can block into spacing groove 212 automatically, prevent shower nozzle 21 reverse rotation breaking away from when using, when radially rotating handle 25, the eccentric circle 251 at the lower end of the handle 25 can downwards extrude the pressing component 213, after the pressing component 213 moves downwards, the cylinder 1324 can move downwards, the cylinder 1324 and the limiting head 1325 are arranged at the upper end of the baffle 1323, the cylinder 1324 moves downwards so that the limiting head 1325 descends together, and at the moment, the handle 25 is rotated to enable the spray head 21 to be reversely rotated downwards, so that the spray head is convenient to disassemble and clean.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a SCR denitration ammonia injection grid convenient to wash, is responsible for one end screw thread of (1) and installs shower nozzle subassembly (2), its characterized in that including being responsible for (1) and shower nozzle subassembly (2): the main pipe (1) comprises a pipeline (11), a connecting pipe (12), a connector (13) and a threaded hole (14), the connecting pipe (12) is installed at the upper end of the pipeline (11), the connector (13) is uniformly welded at the lower end of the pipeline (11), the threaded hole (14) is formed in the inner cavity of the connector (13), and the spray head assembly (2) is in threaded connection with the inner cavity of the connector (13);

the spray head assembly (2) comprises a spray head (21), a spray rod (22), a thread head (23), a rotating groove (24) and a handle (25), the spray rod (22) is installed at the upper end of the spray head (21), the thread head (23) is installed at the lower end of the spray head (21), the rotating groove (24) is formed in the two ends of the outer surface of the spray head (21), and the handle (25) is connected to the inner cavity of the rotating groove (24) in a pin mode.

2. The SCR denitration ammonia injection grid convenient to clean of claim 1, characterized in that: the connector (13) comprises a telescopic groove (131) and a fixing component (132), the telescopic groove (131) is formed in the inner cavity of the connector (13), and the fixing component (132) is installed in the inner cavity of the telescopic groove (131).

3. The SCR denitration ammonia injection grid convenient to clean as claimed in claim 2, characterized in that: fixed subassembly (132) include telescopic link (1321), first spring (1322), baffle (1323), cylinder (1324) and spacing head (1325), the surface mounting of telescopic link (1321) has first spring (1322), baffle (1323) are installed to the upper end of telescopic link (1321), cylinder (1324) and spacing head (1325) are installed in proper order to the upper end of baffle (1323), and spacing head (1325) are triangle-shaped structure, and telescopic link (1321), first spring (1322) and baffle (1323) are located the inner chamber of flexible groove (131).

4. The SCR denitration ammonia injection grid convenient to clean of claim 1, characterized in that: shower nozzle (21) include ring groove (211), spacing groove (212) and push down subassembly (213), and ring groove (211) have been seted up to the lower extreme of shower nozzle (21), and spacing groove (212) are located ring groove (211) inboard, and push down subassembly (213) are installed to the inner chamber of ring groove (211).

5. The SCR denitration ammonia injection grid convenient to clean of claim 4, characterized in that: the lower pressing assembly (213) comprises a connecting rod (2131), a second spring (2132) and a retainer ring (2133), the connecting rod (2131) is installed at the upper end of the lower pressing assembly (213), the second spring (2132) is installed on the outer surface of the connecting rod (2131), and the retainer ring (2133) is installed at the upper end of the connecting rod (2131).

6. The SCR denitration ammonia injection grid convenient to clean of claim 1, characterized in that: an eccentric circle (251) is installed at the lower end of the handle (25).