Steam soot blower control terminal

Abstract

The utility model discloses a steam soot blower control terminal which comprises a flow pump, a control terminal body installed on the surface of the flow pump and a steam pipeline communicated with the two ends of the flow pump, a positioning structure is arranged on the back face of the flow pump, and the positioning structure comprises connecting blocks fixedly connected to the four corners of the back face of the flow pump. The inner side of the connecting block is movably connected with a shaft rod through a bearing, the two ends of the shaft rod penetrate to the outer side of the connecting block and are fixedly connected with pressing plates, and the ends, away from the shaft rod, of the pressing plates extend to the outer side of the steam pipeline and make contact with the surface of the steam pipeline. The positioning structure is arranged on the back face of the flow pump, and particularly the combination of the connecting block, the shaft rod and the pressing plate is utilized, so that stable connection between the steam pipeline and the flow pump is achieved, the installation process is simplified, the stability and safety of the steam pipeline in the operation process are guaranteed, and the service life of the steam pipeline is prolonged. And the fault risk caused by loosening or falling of the pipeline is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to steam soot blower drive technical field, concretely is a steam soot blower control terminal. BACKGROUND

[0002] Steam soot blower control terminal is the important component in steam soot blowing system, it is responsible for monitoring and control steam soot blower's operation, ensure the cleaning of boiler heating surface, thereby improve the thermal efficiency of boiler, steam soot blower control terminal mainly includes control circuit board and sensing unit, sensing unit is installed on soot blower, is used for gathering various data signals in the operation process of soot blower, such as temperature, pressure, position etc., these signals are transmitted to control circuit board through wire, and control circuit board is according to these signals and the control logic of prearranging, to soot blower carries out accurate control.

[0003] For example the patent application number of Chinese patent network disclosure is: 201620768114.5, patent name is: granular heat exchanger steam soot blower sealing structure, is composed of lining ring, sealing assembly, sealing packing and self-tightening gland. In which sealing assembly is composed of two sealing rings and two sealing pieces, two sealing pieces mutually cooperate and constitute two sealing chambers, wherein the sealing chamber close to the outer wall of the inner tube one side is equipped with big sealing ring, the sealing chamber close to the outer wall of the inner tube one side is equipped with small sealing ring, two sealing rings and contact pipe wall are gap fit. Self-tightening gland is composed of movable end cover, spring, compression flange and bolt, the screw hole on movable end cover is light hole, so that movable end cover can move along the pipe axis, the screw hole on compression flange is screw hole, cooperate bolt and exert pressure on the whole sealing structure. The utility model can avoid steam leakage of steam soot blower, improve soot blowing efficiency. At the same time, the equipment is not easy to fail, improve the reliability and service life of the equipment, prolong the maintenance period, save manpower and financial resources.

[0004] But the connection mode of existing steam soot blower and control terminal is relatively single, mainly through the fixed connection of threaded assembly, the detection end surface of control terminal is easy to attach scale after long time use, so it is necessary to frequently disassemble and assemble a large number of threaded assemblies, which is time-consuming and laborious.

[0005] Therefore, it is necessary to design and reform the steam soot blower control terminal. UTILITY MODEL CONTENTS

[0006] In order to solve the problems in the above background art, the purpose of the utility model is to provide a steam soot blower control terminal, which has the advantages of easy disassembly, cleaning and maintenance, solves the problem that the connection mode of existing steam soot blower and control terminal is relatively single, mainly through the fixed connection of threaded assembly, the detection end surface of control terminal is easy to attach scale after long time use, so it is necessary to frequently disassemble and assemble a large number of threaded assemblies, which is time-consuming and laborious.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a steam soot blower control terminal, including flow pump,

[0008] The control terminal is installed on the surface of the flow pump;

[0009] The steam pipeline is communicated at both ends of the flow pump;

[0010] The back of the flow pump is provided with a positioning structure, the positioning structure includes a connecting block fixedly connected to the four corners of the back of the flow pump, a shaft rod movably connected to the inner side of the connecting block through a bearing, and a pressing plate fixedly connected to the both ends of the shaft rod and penetrating through the outer side of the connecting block, wherein the end of the pressing plate away from the shaft rod extends to the outer side of the steam pipeline and is in contact with the surface of the steam pipeline, and the back of the flow pump is provided with a transmission structure capable of driving the pressing plate to swing and extruding and fixing the steam pipeline on the surface of the flow pump.

[0011] As preferred in the utility model, the transmission structure includes a screw rod movably connected to the back of the flow pump through a bearing, a sleeve threadedly connected to the surface of the screw rod, a stress rod fixedly connected to the inner side of the connecting block on the both sides of the surface of the shaft rod, and a push rod fixedly connected to the both sides of the top and bottom of the sleeve, wherein the side of the push rod away from the sleeve extends to the front side of the stress rod and can extrude and swing the stress rod.

[0012] As preferred in the utility model, the back of the flow pump is fixedly connected with a support plate, the support plate is sleeved on the surface of the screw rod and threadedly connected with the screw rod, and the sleeve is sleeved on the surface of the support plate and slidably connected with the support plate.

[0013] As preferred in the utility model, the left side and the right side of the flow pump are fixedly connected with a limiting rod, and the end of the limiting rod away from the flow pump penetrates through the steam pipeline and is in interlocking connection with the steam pipeline.

[0014] As preferred in the utility model, the bottom of the connecting block is fixedly connected with a support, the surface of the support is movably connected with a swing rod through a pin shaft, the side of the swing rod away from the support extends to the bottom of the steam pipeline and is fixedly connected with a support rod, and the outer surface of the support rod is in contact with the surface of the steam pipeline.

[0015] As preferred in the utility model, the bottom end of the shaft rod and the end of the swing rod close to the support are fixedly connected with bevel gears through a pin shaft, and the bevel gears are in intermeshing connection.

[0016] Compared with the prior art, the utility model has the beneficial effects as follows:

[0017] 1. The utility model discloses a positioning structure is provided on the back of flow pump, especially utilizes the combination of connecting block, shaft rod and pressing plate, realizes the stable connection between steam pipeline and flow pump, not only simplifies the installation process, still ensures the stability and security of steam pipeline in the running process, reduces the failure risk caused by pipe loosening or falling off.

[0018] 2. The utility model discloses the mutual cooperation of screw rod, screw sleeve, push rod and stress lever, realizes the accurate control to pressing plate, when screw rod rotates, screw sleeve moves along screw rod, pushes push rod and extrudes stress lever, and further makes shaft rod and pressing plate swing, finally steam pipeline is closely fixed on flow pump, improves the automation degree of installation, reduces the complexity of manual operation, also strengthens the reliability of fixed simultaneously.

[0019] 3. The utility model discloses the fixed support plate on the back of flow pump, and the screw rod and screw sleeve are cooperated respectively, ensure the stability and precision of transmission structure, and the support plate provides stable support for screw rod, and the sliding of screw sleeve on support plate ensures that push rod can smoothly push stress lever.

[0020] 4. The utility model discloses the limit rod is set up on the left and right sides of flow pump, and makes it pass through steam pipeline and is inserted, provides additional fixed point for steam pipeline, strengthens the stability of steam pipeline in horizontal direction, prevents the deviation or shaking of pipeline when being subjected to external force, simultaneously, limit rod also plays the role of guiding steam pipeline correct installation, simplifies the installation flow.

[0021] 5. The utility model discloses the support is set up in the connecting block bottom, and through the pin shaft connection swing lever and support rod, provides additional support for steam pipeline bottom, strengthens the stability of steam pipeline in vertical direction, prevents the droop or deformation of pipeline because of gravity.

[0022] 6. The utility model discloses the oblique gear of shaft rod bottom end and swing lever one end interlock, realizes the power transmission and conversion in transmission structure interior, makes transmission structure more compact, efficient, simultaneously also reduces the energy loss in transmission process. DRAWINGS

[0023] Figure 1 It is the structure schematic drawing of the utility model;

[0024] Figure 2 It is the rear view structure schematic drawing of the utility model;

[0025] Figure 3 It is the structure schematic drawing of the utility model from the bottom;

[0026] Figure 4 It is the structure schematic drawing of the utility model; Figure 2 It is the enlarged structure schematic drawing of A place in the utility model.

[0027] In the figure: 1, flow pump; 2, control terminal; 3, steam pipeline; 4, positioning structure; 5, connecting block; 6, shaft rod; 7, pressing plate; 8, transmission structure; 9, screw rod; 10, screw sleeve; 11, stress rod; 12, push rod; 13, support plate; 14, limiting rod; 15, support; 16, swing rod; 17, support rod; 18, helical gear. DETAILED DESCRIPTION

[0028] 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 scope of protection of the utility model.

[0029] As Figures 1 to 4 shown, the utility model provides a kind of steam soot blower control terminal, including flow pump 1;

[0030] Control terminal 2 is installed on the surface of flow pump 1;

[0031] Steam pipeline 3 is communicated in the two ends of flow pump 1;

[0032] The back of flow pump 1 is provided with positioning structure 4, and positioning structure 4 includes connecting block 5 fixedly connected to the four corners of the back of flow pump 1, the inner side of connecting block 5 is movably connected with shaft rod 6 by bearing, the two ends of shaft rod 6 are both penetrated to the outer side of connecting block 5 and are fixedly connected with pressing plate 7, the end of pressing plate 7 away from shaft rod 6 extends to the outer side of steam pipeline 3 and is in contact with the surface of steam pipeline 3, and the back of flow pump 1 is provided with transmission structure 8, transmission structure 8 can drive pressing plate 7 to swing and utilize pressing plate 7 to extrude and fix steam pipeline 3 on the surface of flow pump 1.

[0033] Referring to Figure 3 , transmission structure 8 includes screw rod 9 movably connected to the back of flow pump 1 by bearing, screw sleeve 10 is threadedly connected to the surface of screw rod 9, stress rod 11 is fixedly connected to the inner side of connecting block 5 on the both sides of the surface of shaft rod 6, push rod 12 is fixedly connected to the two sides of the top and bottom of screw sleeve 10, and the side of push rod 12 away from screw sleeve 10 extends to the front side of stress rod 11 and can extrude stress rod 11 to swing.

[0034] As a technical optimization scheme of the utility model, through the mutual cooperation of screw rod 9, screw sleeve 10, push rod 12 and stress rod 11, the accurate control of pressing plate 7 is realized, when screw rod 9 rotates, screw sleeve 10 moves along screw rod 9, pushes push rod 12 to extrude stress rod 11, then makes shaft rod 6 and pressing plate 7 swing, finally steam pipeline 3 is tightly fixed on flow pump 1, the automation degree of installation is improved, the complexity of manual operation is reduced, and the reliability of fixation is also enhanced.

[0035] Reference Figure 3 The back of flow pump 1 is fixedly connected with support plate 13, support plate 13 is sleeved on the surface of screw rod 9 and is threadedly connected with screw rod 9, and screw sleeve 10 is sleeved on the surface of support plate 13 and is slidably connected with support plate 13.

[0036] As a technical optimization scheme of the utility model, through fixing support plate 13 on the back of flow pump 1 and matching screw rod 9 and screw sleeve 10 with support plate 13 respectively, the stability and precision of transmission structure 8 are ensured, support plate 13 provides stable support for screw rod 9, and the sliding of screw sleeve 10 on support plate 13 ensures that push rod 12 can smoothly push stress rod 11.

[0037] Reference Figure 2 The left side and the right side of flow pump 1 are fixedly connected with limiting rods 14, and the ends, away from flow pump 1, of limiting rods 14 penetrate steam pipeline 3 and are mutually inserted with steam pipeline 3.

[0038] As a technical optimization scheme of the utility model, through setting limiting rods 14 on the left side and the right side of flow pump 1 and making them penetrate steam pipeline 3 and be inserted with steam pipeline 3, an additional fixing point is provided for steam pipeline 3, the stability of steam pipeline 3 in the transverse direction is enhanced, deviation or shaking of the pipeline when subjected to external force is prevented, simultaneously, limiting rods 14 also play the role of guiding correct installation of steam pipeline 3, and the installation process is simplified.

[0039] Reference Figure 3 The bottom of connecting block 5 is fixedly connected with support 15, the surface of support 15 is movably connected with swing rod 16 through a pin shaft, the side, away from support 15, of swing rod 16 extends to the bottom of steam pipeline 3 and is fixedly connected with support rod 17, and the outer surface of support rod 17 is in contact with the surface of steam pipeline 3.

[0040] As a technical optimization scheme of the utility model, through setting support 15 on the bottom of connecting block 5 and connecting swing rod 16 and support rod 17 through a pin shaft, an additional support is provided for the bottom of steam pipeline 3, the stability of steam pipeline 3 in the vertical direction is enhanced, and the pipeline is prevented from sagging or deforming due to gravity.

[0041] Reference Figure 3The bottom end of the shaft rod 6 and one end of the swing rod 16 close to the support 15 are fixedly connected with bevel gears 18 through a pin shaft, and the bevel gears 18 are meshed with each other.

[0042] As a technical optimization scheme of the utility model, the bevel gears 18 at the bottom end of the shaft rod 6 and one end of the swing rod 16 are meshed with each other, power transmission and conversion inside the transmission structure 8 are realized, the transmission structure 8 is more compact and efficient, and meanwhile energy loss in the transmission process is reduced.

[0043] The utility model discloses a working principle and use flow: the back four corners of flow pump 1 are installed with connecting block 5, and one root shaft rod 6 is movably connected in each connecting block 5 through bearing, and the both ends of shaft rod 6 are fixed with presser plate 7, these presser plate 7 initially does not tightly stick steam pipeline 3, simultaneously, the back of flow pump 1 is also equipped with a screw rod 9, is screw thread connection with the sleeve nut 10 on screw rod 9, and the both sides of sleeve nut 10 are equipped with push rod 12, and the both ends of steam pipeline 3 are connected to the both ends of flow pump 1, at this time, steam pipeline 3 is only initially placed on flow pump 1, and is not firmly fixed, passes through rotating screw rod 9, and screw rod 9 rotates on the back of flow pump 1, because screw rod 9 is screw thread connection with sleeve nut 10, sleeve nut 10 will move along the direction of screw rod 9, when sleeve nut 10 moves, the push rod 12 on its both sides moves along, gradually approaches and contacts the force bar 11 on shaft rod 6, along with the extrusion of push rod 12 to force bar 11, force bar 11 receives the force outward, and makes presser plate 7 swing through shaft rod 6, and the end of presser plate 7 far from shaft rod 6 gradually approaches and tightly sticks the outer surface of steam pipeline 3, and steam pipeline 3 is fixed on flow pump 1 through pressure, along with the swing of shaft rod 6, and the bevel gear 18 connected with the bottom of shaft rod 6 through a pin shaft drives the bevel gear 18 on swing rod 16 to rotate, thereby makes swing rod 16 swing, and support rod 17 on the other end of swing rod 16 moves to the bottom of steam pipeline 3, provides additional support and stability for steam pipeline 3.

[0044] In conclusion: the steam sootblower control terminal is positioned through setting positioning structure 4 on the back of flow pump 1, especially utilizes the combination of connecting block 5, shaft rod 6 and presser plate 7, realizes the firm connection between steam pipeline 3 and flow pump 1, not only simplifies the installation process, but also ensures the stability and safety of steam pipeline 3 in the running process, reduces the failure risk caused by pipe loosening or falling off.

[0045] It is to be noted that, in the present document, relational terms such as first and second and the like can 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. Moreover, 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 can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0046] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A steam soot blower control terminal, comprising a flow pump (1); a control terminal (2) mounted on the surface of the flow pump (1); a steam pipe (3) connected to both ends of the flow pump (1); characterized in that: the back of the flow pump (1) is provided with a positioning structure (4), the positioning structure (4) comprises a connecting block (5) fixedly connected to the back of the flow pump (1) at four corners, the inner side of the connecting block (5) is movably connected with a shaft rod (6) through a bearing, both ends of the shaft rod (6) penetrate to the outer side of the connecting block (5) and are fixedly connected with a pressing plate (7), one end of the pressing plate (7) away from the shaft rod (6) extends to the outer side of the steam pipe (3) and contacts with the surface of the steam pipe (3), the back of the flow pump (1) is provided with a transmission structure (8), the transmission structure (8) can drive the pressing plate (7) to swing and fix the steam pipe (3) on the surface of the flow pump (1) by the pressing plate (7).

2. The control terminal of a steam sootblower according to claim 1, characterized in that The transmission structure (8) comprises a screw rod (9) movably connected to the back of the flow pump (1) through a bearing, the surface of the screw rod (9) is threadedly connected with a sleeve (10), both sides of the surface of the shaft rod (6) are fixedly connected with a force rod (11) located on the inner side of the connecting block (5), both sides of the top and bottom of the sleeve (10) are fixedly connected with a push rod (12), one side of the push rod (12) away from the sleeve (10) extends to the front side of the force rod (11) and can press the force rod (11) to swing.

3. The control terminal of a steam sootblower according to claim 2, characterized in that The back of the flow pump (1) is fixedly connected with a support plate (13), the support plate (13) is sleeved on the surface of the screw rod (9) and threadedly connected with the screw rod (9), the sleeve (10) is sleeved on the surface of the support plate (13) and slidably connected with the support plate (13).

4. The control terminal of a steam sootblower according to claim 1, characterized in that: The left side and the right side of the flow pump (1) are fixedly connected with a limiting rod (14), one end of the limiting rod (14) away from the flow pump (1) penetrates the steam pipe (3) and is inserted with the steam pipe (3).

5. The control terminal of a steam sootblower according to claim 1, characterized in that: The bottom of the connecting block (5) is fixedly connected with a bracket (15), the surface of the bracket (15) is movably connected with a swing rod (16) through a pin shaft, one side of the swing rod (16) away from the bracket (15) extends to the bottom of the steam pipe (3) and is fixedly connected with a support rod (17), the outer surface of the support rod (17) contacts with the surface of the steam pipe (3).

6. A steam sootblower control terminal according to claim 5, characterized in that: The bottom end of the shaft rod (6) and one end of the swing rod (16) close to the bracket (15) are fixedly connected with a helical gear (18) through a pin shaft, the helical gears (18) are meshed with each other.

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