Blowing equipment

Abstract

The utility model discloses injection equipment, which relates to the field of dust removal and cleaning equipment, and is characterized in that the injection equipment comprises an injection pipe used for conveying compressed air, the injection pipe is provided with nozzles, the compressed air is injected from the nozzles to filter pipes so as to clean the filter pipes, and the nozzles and the filter pipes are arranged in a one-to-one correspondence manner; a support frame; the two ends of the fixing rod are connected with the supporting frame respectively, the blowing pipe is connected with a fixing block, the fixing rod is provided with a fixing groove, and the fixing block is arranged in the fixing groove; the two ends of the fixed beam are fixedly connected with the supporting frames respectively, and the filter pipe is arranged on the shrunk fixed beam and located below the blowing pipe. The injection equipment provided by the technical scheme of the utility model can limit the displacement of the injection pipe, so that the stability of the injection pipe is improved, deviation is avoided, and the cleaning effect of the filter pipe is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to dust cleaning equipment technical field, especially a kind of spray equipment. BACKGROUND

[0002] With the progress of science and technology, the emission standard of atmospheric pollutants is more and more strict. Ultra-low emission of atmospheric pollutants gradually forms a trend, and under ultra-low emission, the long-time stable operation of ceramic filter tube process, small footprint, easy maintenance and other advantages make the use of ceramic filter tube process occupy an important position in atmospheric pollution control.

[0003] In the ceramic filter tube process, the pressure difference between the inside and outside of the ceramic filter tube is reduced by compressed air blowing, forming a dust removal effect. During the compressed air blowing process, the spray pipe may deviate, causing the nozzle angle to deviate during spraying, resulting in abnormal operation of the ceramic filter tube, and even perforation of the ceramic filter tube. SUMMARY

[0004] The main purpose of the utility model is to provide a kind of spray equipment, to solve the phenomenon of deviation of current spray pipe during spraying.

[0005] To achieve the above purpose, the spray equipment provided by the utility model comprises:

[0006] A spray pipe is used to transport compressed air. The spray pipe is provided with a nozzle. The compressed air is sprayed from the nozzle towards the filter tube to clean the filter tube. The nozzle is arranged one-to-one corresponding to the filter tube.

[0007] A support frame is provided.

[0008] A fixed rod is connected to the support frame at both ends. The spray pipe is connected with a fixed block. The fixed rod is provided with a fixed slot, and the fixed block is arranged in the fixed slot.

[0009] A fixed beam is fixedly connected to the support frame at both ends. The filter tube is arranged below the spray pipe.

[0010] In an embodiment, the spray equipment further comprises a bottom rod corresponding to the fixed rod. The two ends of the bottom rod are respectively connected to the support frame. The bottom rod is provided with a groove. The spray pipe corresponds to the groove, and at least part of the side wall of the spray pipe is arranged in the groove.

[0011] In an embodiment, the spray equipment further comprises a first limiting piece. The first limiting piece is fixedly connected to the support frame. The first limiting piece is provided with a limiting slot. One end of the spray pipe is clamped in the limiting slot.

[0012] In an embodiment, one end of the blowing pipe is connected with a blocking piece, the edge of the blocking piece is in abutment with the inner wall of the limiting groove, the limiting groove is internally provided with a positioning piece, and the side of the blocking piece away from the blowing pipe is in contact with the positioning piece; and / or,

[0013] The first limiting piece is configured as a channel steel.

[0014] In an embodiment, the blowing device further comprises a second limiting piece, the first limiting piece is provided with a connecting hole, the second limiting piece is locked and connected in the connecting hole, and the second limiting piece is arranged on both sides of the blowing pipe.

[0015] In an embodiment, the support frame is provided with a connecting angle plate, and the fixing rod and the bottom rod are respectively locked and connected to the connecting angle plate through bolts.

[0016] In an embodiment, the blowing device further comprises a gas conveying pipe for conveying compressed air, the gas conveying pipe is fixedly connected with the support frame, one end of the blowing pipe is fixedly connected with a sleeve pipe, and the sleeve pipe is connected with the gas conveying pipe.

[0017] In an embodiment, one end of the blowing pipe is welded with the sleeve pipe, and the sleeve pipe is sleeved on the gas conveying pipe.

[0018] In an embodiment, the blowing device further comprises a steam pocket for storing compressed air, the steam pocket is connected with a connecting pipe, the connecting pipe is in communication with the conveying pipe, and the connecting pipe is provided with a pulse valve.

[0019] In an embodiment, the blowing device further comprises a Venturi tube, the Venturi tube is fixedly arranged on the fixing beam, and the filter pipe is sleeved on the outer periphery of the Venturi tube and is arranged in one-to-one correspondence with the Venturi tube.

[0020] The technical scheme of the utility model adopts the blowing pipe to convey compressed air, and blows the compressed air to the filter pipe through the nozzle, so that the filter pipe is cleaned, and the internal and external pressure difference of the filter pipe is reduced, the filter pipe is fixed on the fixing beam, the fixing beam is connected with the support frame, and the support frame plays a supporting role. The fixing rod is arranged on the support frame, the fixing rod is transversely connected on the support frame, the fixing block is fixedly arranged on the blowing pipe, the fixing rod is provided with the fixing groove, and the fixing block is accommodated in the fixing groove. When the nozzle of the blowing pipe sprays the compressed air downward, the force of the compressed air acting on the blowing pipe makes the blowing pipe have a tendency to move upward, the technical scheme limits the displacement of the blowing pipe by accommodating the fixing block in the fixing groove, thereby improving the stability of the blowing pipe, avoiding deviation, improving the accuracy of the angle of the gas sprayed by the nozzle, protecting the filter pipe, and ensuring the cleaning effect of the filter pipe. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained according to the structure shown in these drawings without creative labor.

[0022] Figure 1 Part of the side view structural schematic diagram of the spray blowing equipment embodiment provided by the present application is shown in the figure.

[0023] Figure 2 Part of the top view structural schematic diagram of the spray blowing equipment embodiment provided by the present application is shown in the figure.

[0024] Figure 3 The structural schematic diagram of the fixed rod and the bottom rod of the spray blowing equipment embodiment provided by the present application is shown in the figure.

[0025] Figure 4 For Figure 1 The enlarged view of A in the figure.

[0026] Figure 5 For Figure 1 The enlarged view of B in the figure.

[0027] Explanation of the reference signs:

[0028] 100, spray blowing pipe; 110, nozzle; 120, fixed block; 130, plugging piece;

[0029] 200, support frame; 210, connecting angle plate;

[0030] 300, fixed rod; 310, fixed groove;

[0031] 400, fixed beam;

[0032] 500, bottom rod; 510, recess;

[0033] 600, first limiting piece; 610, limiting groove; 620, positioning piece; 630, second limiting piece;

[0034] 700, gas conveying pipe; 710, sleeve pipe;

[0035] 800, steam drum; 810, connecting pipe; 820, pulse valve;

[0036] 900, Venturi tube; 910, filter pipe.

[0037] The realization, functional characteristics and advantages of the present application will be further described with reference to the embodiments and the drawings. DETAILED DESCRIPTION

[0038] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0039] It should be noted that if the embodiments of the utility model involve directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative positional relationship, movement condition, etc. between components in a certain posture, and if the certain posture changes, the directional indications also change accordingly.

[0040] In addition, if the embodiments of the utility model involve descriptions such as "first", "second", etc., the descriptions of "first", "second", etc. are only for description purposes, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of indicated technical features. Therefore, the features with "first", "second" can explicitly or implicitly include at least one feature. In addition, if "and / or" or "and / or" appears throughout the text, it means that the three parallel schemes are included, for example, "A and / or B" includes A scheme, or B scheme, or A and B simultaneously satisfy the scheme. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the fact that a person skilled in the art can realize it, and when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the utility model.

[0041] In the prior art, the ceramic filter tube process relies on compressed air blowing to reduce the pressure difference inside and outside the ceramic filter tube to form a dust removal effect. During the compressed air blowing process, the blowing pipe will deviate, causing the nozzle angle to deviate during blowing, resulting in abnormal operation of the ceramic filter tube, and even causing the ceramic filter tube to be perforated.

[0042] The utility model provides a kind of blowing equipment.

[0043] Please refer to Figures 1 to 5In an embodiment of the utility model, this spray equipment includes: spray pipe 100, support frame 200, fixed link 300 and fixed beam 400, wherein, spray pipe 100 is used to transport compressed air, the spray pipe 100 is equipped with nozzle 110, the compressed air is from the nozzle 110 towards filter tube 910 and sprays, to clean filter tube 910, and the nozzle 110 and filter tube 910 are set up one to one correspondence, fixed link 300 two ends are connected with support frame 200 respectively, the spray pipe 100 is connected with fixed block 120, the fixed link 300 is set up fixed groove 310, and the fixed block 120 is equipped in fixed groove 310, the both ends of fixed beam 400 are fixedly connected with support frame 200 respectively, and filter tube 910 is equipped in shrinkage fixed beam 400 and is located below spray pipe 100.

[0044] It needs to be explained that the technical scheme of the application is applied to ceramic filter tube 910 or other filter tubes 910 that can be cleaned by spraying gas, which is not limited in the embodiment, flue gas passes through filter tube 910 from bottom to top, dust in flue gas is filtered by filter tube 910, part of dust falls due to gravity, and the remaining dust adheres to the surface of ceramic filter tube 910 due to the action of flue gas suction.

[0045] Reference Figure 2 As shown in the specific implementation process, the spray pipe 100 is provided with a plurality of spray pipes 100, and each spray pipe 100 is installed with a plurality of nozzles 110 along the axial direction, the nozzles 110 correspond to the filter tubes 910 one to one, and the filter tubes 910 are located below the nozzles 110, the nozzles 110 spray compressed gas downward, the compressed gas enters the filter tubes 910, blows out the dust, etc., to achieve the purpose of cleaning. Among them, the filter tube 910 is fixedly connected to the fixed beam 400, and the both ends of the fixed beam 400 are fixedly connected with the support frame 200, to play a role in fixing the filter tube 910. It can be understood that the support frame 200 in the technical scheme adopts a frame structure, including vertical rods and horizontal rods connected respectively, wherein the fixed beam 400 is connected with the vertical rod, to improve the stability of the filter tube 910.

[0046] Reference Figure 3 As shown in the specific implementation process, the fixed link 300 is connected across the support rod, that is, the both ends of the fixed link 300 are connected with the horizontal rods of the support rod respectively, the extension direction of the fixed link 300 crosses a plurality of spray rods, the corresponding outer side wall top surface part of the spray rod and the fixed link 300 is fixedly connected with the fixed block 120, the fixed link 300 is correspondingly provided with the fixed groove 310, and the fixed block 120 is accommodated in the fixed groove 310, to limit the movement of the fixed block 120, and further limit the displacement of the spray pipe 100, to improve the stability of the spray pipe 100. Of course, further, part of the outer wall of the spray pipe can also be located in the fixed groove 310, to further limit the radial shaking of the spray pipe 100.

[0047] The utility model discloses technical scheme through adopting the spray pipe 100 delivery compressed air, and through the nozzle 110 to the filter tube 910, to reach the purpose of cleaning filter tube 910, and reduce the inside and outside pressure difference of filter tube 910, wherein filter tube 910 is fixed on fixed beam 400, and fixed beam 400 is connected with support frame 200, and support frame 200 plays the role of supporting fixedly.

[0048] Reference Figure 3 As shown in the figure, in an embodiment, the spray equipment further comprises a bottom rod 500 corresponding to the fixed rod 300, both ends of the bottom rod 500 are connected with the support frame 200 respectively, and the bottom rod 500 is provided with a groove 510, the spray pipe 100 corresponds to the groove 510 one by one, and at least part of the side wall is located in the groove 510.

[0049] The bottom rod 500 is correspondingly arranged with the fixed rod 300, and cooperates with the fixed rod 300 to clamp and limit the spray pipe 100. Specifically, both ends of the bottom rod 500 are connected with the support frame 200, and the top surface of the bottom rod 500 is provided with a groove 510, so that the spray pipe 100 is at least partially located in the groove 510 to limit the displacement of the spray pipe 100 in the radial direction, further improving the stability of the spray pipe 100.

[0050] Further, the support frame 200 is provided with a connecting angle plate 210, and the fixed rod 300 and the bottom rod 500 are connected to the connecting angle plate 210 by bolts respectively. Specifically, the connecting angle plate 210 is welded and fixed with the support frame 200, and the connecting angle plate 210 is provided with four, and is connected with the fixed rod 300 and the bottom rod 500 respectively, in order to facilitate disassembly and adjustment, the connecting angle plate 210 is connected with the fixed rod 300 and the bottom rod 500 by bolts.

[0051] Reference Figure 4As shown, in an embodiment, the blowing device further comprises a first limiting member 600, which is fixedly connected with the support frame 200, and the first limiting member 600 is provided with a limiting groove 610, and one end of the blowing pipe 100 is clamped in the limiting groove 610.

[0052] In the embodiment, the first limiting member 600 extends along a direction perpendicular to the blowing pipe 100 and across the plurality of blowing pipes 100, and the limiting groove 610 is formed on one side of the first limiting member 600 facing the blowing pipe 100, so that one end of the blowing pipe 100 is clamped in the limiting groove 610 to limit the displacement of the blowing pipe 100 in the axial direction, and the inner wall of the limiting groove 610 can also limit the displacement of the blowing pipe 100 in the up-down direction. In the specific implementation process, the first limiting member 600 is configured as a channel steel, and the channel steel forms the limiting groove 610.

[0053] Further, one end of the blowing pipe 100 is connected with a blocking member 130, the edge of the blocking member 130 abuts against the inner wall of the limiting groove 610, the limiting groove 610 is provided with a positioning member 620, and the side of the blocking member 130 away from the blowing pipe 100 is in contact with the positioning member 620.

[0054] The blocking member 130 is used for blocking the blowing pipe 100 to ensure the sealing property of the blowing pipe 100 and prevent air leakage due to abrasion with the first limiting member 600. The positioning member 620 is fixedly arranged at the groove bottom of the limiting groove 610 to limit the displacement of the blowing pipe 100 in the limiting groove 610, and can also ensure and indicate that the blowing pipe 100 is installed in place, improve the installation accuracy of the blowing pipe 100, and ensure the blowing cleaning effect.

[0055] In an embodiment, the blowing device further comprises a second limiting member 630, the first limiting member 600 is provided with a connecting hole, the second limiting member 630 is locked and connected in the connecting hole, and the two sides of the blowing pipe 100 are both provided with the second limiting member 630.

[0056] In the specific implementation process, the second limiting member 630 adopts a buckle or clamp structure and is fixedly installed on the first limiting member 600 to limit the movement of the blowing pipe 100 in the radial direction. The second limiting member 630 is arranged in a U shape, one end penetrates through the two side walls of the limiting groove 610 of the first limiting member 600 and is fixed by a locking nut, and the other end limits the displacement of the blowing pipe 100. Each blowing pipe 100 is limited left and right by two second limiting members 630, and the two second limiting members 630 can be connected together to clamp the blowing pipe 100 and improve the stability.

[0057] Reference Figure 1 , Figure 2 and Figure 5As shown, in an embodiment, the blowing device further comprises a gas conveying pipe 700 for conveying compressed air, the gas conveying pipe 700 is fixedly connected with the support frame 200, one end of the blowing pipe 100 is fixedly connected with a sleeve 710, the sleeve 710 is connected with the gas conveying pipe 700.

[0058] In the specific implementation process, one end of the blowing pipe 100 is welded with the sleeve 710, and the sleeve 710 is sleeved on the gas conveying pipe 700. Specifically, the gas conveying pipe 700 corresponds to the blowing pipe 100 one by one, one end of the blowing pipe 100 is welded with the sleeve 710, the sleeve 710 is sleeved on one end of the gas conveying pipe 700, the axial direction of the blowing pipe 100 is limited by the first limiting piece 600, and the sleeve 710 is used to connect the blowing pipe 100, which can improve the assembly efficiency.

[0059] In an embodiment, the blowing device further comprises a steam drum 800 for storing compressed air, the steam drum 800 is connected with a connecting pipe 810, the connecting pipe 810 is in communication with the conveying pipe, and the connecting pipe 810 is provided with a pulse valve 820.

[0060] Specifically, the compressed air in the steam drum 800 is conveyed to the gas conveying pipe 700 through the connecting pipe 810, the connecting pipe 810 is connected with a plurality of gas conveying pipes 700 along the axial direction, the gas conveying pipe 700 is connected with the blowing pipe 100, and then the compressed air is conveyed to the blowing pipe 100. Specifically, in order to facilitate control, the connecting pipe 810 is also provided with a pulse valve 820 corresponding to the position of each gas conveying pipe 700. When the pulse valve 820 is opened and closed, the compressed air in the steam drum 800 is released, the compressed air enters the pulse pipe through the pulse valve 820, the compressed air is released through the small nozzle 110 on the pulse pipe, the dust on the filter pipe 910 is blown down, and the pressure difference between the inside and outside of the filter pipe 910 is reduced.

[0061] In an embodiment, the blowing device further comprises a Venturi tube 900, the Venturi tube 900 is fixedly arranged on the fixed beam 400, and the filter pipe 910 is sleeved on the outer periphery of the Venturi tube 900 and is arranged one by one with the Venturi tube 900. In the specific implementation process, the nozzle 110 sprays gas into the Venturi tube 900, one end of the Venturi tube 900 with a large diameter is opposite to the nozzle 110, and one end with a horn shape is located in the filter pipe 910, so as to improve the cleaning effect of the filter pipe 910.

[0062] The above description is only an exemplary embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structural transformation made by using the content of the present application specification and drawings, or direct / indirect application in other related technical fields is included in the patent protection range of the present application.

Claims

1. A blowing apparatus characterized by comprising: The utility model provides a kind of air blowing equipment, including: Air blowing pipe for conveying compressed air, the air blowing pipe is equipped with nozzle, compressed air is sprayed from the nozzle towards filter tube to clean the filter tube, and the nozzle is arranged one by one with the filter tube; Support frame; Fixed rod, two ends are connected with the support frame respectively, the air blowing pipe is connected with fixed block, the fixed rod is provided with fixed slot, and the fixed block is arranged in the fixed slot;And Fixed beam, two ends of the fixed beam are fixedly connected with the support frame, and the filter tube is arranged in the fixed beam and located below the air blowing pipe.

2. The injection device of claim 1, wherein, The air blowing equipment further includes a bottom rod corresponding to the fixed rod, both ends of the bottom rod are connected with the support frame respectively, and the bottom rod is provided with a groove, the air blowing pipe corresponds to the groove one by one, and at least part of the side wall is located in the groove.

3. The injection device of claim 1, wherein, The air blowing equipment further includes a first limiting piece, the first limiting piece is fixedly connected with the support frame, the first limiting piece is provided with a limiting groove, one end of the air blowing pipe is clamped in the limiting groove.

4. The injection device of claim 3, wherein, One end of the air blowing pipe is connected with a blocking piece, the edge of the blocking piece abuts against the inner wall of the limiting groove, the limiting groove is provided with a positioning piece, and the side of the blocking piece away from the air blowing pipe is in contact with the positioning piece. The first limiting piece is configured as a channel steel.

5. The injection device of claim 3, wherein, The air blowing equipment further includes a second limiting piece, the first limiting piece is provided with a connecting hole, the second limiting piece is locked and connected in the connecting hole, and the second limiting piece is arranged on both sides of the air blowing pipe.

6. The injection apparatus of claim 2, wherein The support frame is provided with a connecting angle plate, and the fixed rod and the bottom rod are respectively attached and connected to the connecting angle plate by bolts.

7. The injection device of claim 1, wherein, The air blowing equipment further includes a gas conveying pipe for conveying compressed air, the gas conveying pipe is fixedly connected with the support frame, one end of the air blowing pipe is fixedly connected with a sleeve, and the sleeve is connected with the gas conveying pipe.

8. The injection device of claim 7, wherein, One end of the air blowing pipe is welded with the sleeve, and the sleeve is sleeved with the gas conveying pipe.

9. The injection device of claim 7, wherein, The air blowing equipment further includes a steam drum for storing compressed air, the steam drum is connected with a connecting pipe, the connecting pipe is in communication with the conveying pipe, and the connecting pipe is provided with a pulse valve.

10. The injection device of claim 1, wherein, The air blowing equipment further includes a venturi, the venturi is fixedly arranged on the fixed beam, and the filter tube is sleeved on the outer periphery of the venturi and arranged one by one with the venturi.

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