Coal injection gun fixing device applied to converter coal injection system

Abstract

The utility model discloses a coal injection gun fixing device applied to a converter coal injection system, which comprises a main body unit comprising an operation table; a sliding rod is connected between the two vertical plates in a sliding mode, an upper clamping plate is fixedly connected to the sliding rod, a fixed rod is fixedly connected between the two vertical plates, a lower clamping plate is fixedly connected to the fixed rod, and a moving assembly is arranged on the sliding rod. A rotating assembly used for driving the moving assembly to operate is arranged below the operation table, a driving assembly is arranged below the operation table, and a transmission assembly is arranged between the driving assembly and the rotating assembly. The coal injection gun is placed on the lower clamping plates, then the motor is started, the upper clamping plates move downwards, the coal injection gun is fixed and clamped, operation is easy, work efficiency is improved, the coal injection gun is fixed at multiple points through cooperation of the upper clamping plates and the lower clamping plates, and stability of the coal injection gun is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of coal injection, in particular to a coal injection gun fixing device applied to a converter coal injection system. Background Art

[0002] The coal injection gun is one of the important equipment in the converter coal injection system. It is made of heat-resistant seamless steel pipe.

[0003] Before using the coal spray gun, it is necessary to fix the coal spray gun. However, the existing devices mostly use hoops and bolts to fix the coal spray gun, which is cumbersome to operate. In addition, most of the existing devices are fixed at a single point, which makes the coal spray gun easy to swing during use and has poor stability. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above problems existing in the fixing of the existing spray gun, the present utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a coal injection gun fixing device applied to a converter coal injection system, in order to solve the problem that "the coal injection gun needs to be fixed before use, but the existing devices mostly use hoops and bolts to fix the coal injection gun, which is more complicated to operate, and most of the existing devices are fixed at a single point, which makes the coal injection gun easy to swing during use and has poor stability."

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0008] A coal injection gun fixing device used in a converter coal injection system comprises:

[0009] The main unit comprises an operating table, on which a plurality of supporting legs are symmetrically fixedly connected;

[0010] An operating unit comprises a plurality of vertical plates, wherein the vertical plates are fixedly connected to an operating table, a sliding rod is slidably connected between two of the vertical plates, an upper clamping plate is fixedly connected to the sliding rod, a fixed rod is fixedly connected between the two vertical plates, a lower clamping plate is fixedly connected to the fixed rod, a slot is provided on the lower clamping plate, the slot matches the upper clamping plate, a moving assembly is provided on the sliding rod, a rotating assembly for driving the moving assembly to operate is provided under the operating table, a driving assembly is provided under the operating table, and a transmission assembly is provided between the driving assembly and the rotating assembly.

[0011] As a preferred solution of the coal injection gun fixing device applied to the converter coal injection system described in the utility model, wherein: the moving component includes multiple threaded rods, the multiple threaded rods are symmetrically rotated and interspersed on the operating table, the sliding rods are threadedly connected to the threaded rods, and the operating table is symmetrically fixedly connected with multiple rotating sleeves, the rotating sleeves are fixedly connected to the fixed rods, and the threaded rods are rotatably connected to the rotating sleeves.

[0012] As an optimal solution of the coal injection gun fixing device applied to the converter coal injection system described in the utility model, the rotating assembly includes two worms, the two worms are symmetrically arranged and rotated below the operating table, a worm wheel is fixedly connected to the bottom of the threaded rod, and the worm wheel is meshingly connected to the worm.

[0013] As a preferred solution of a coal injection gun fixing device applied to a converter coal injection system described in the utility model, the driving assembly includes two rectangular rods, the rectangular rods are symmetrically fixedly connected between two supporting legs, the worm is rotatably connected between the two rectangular rods, a motor is fixedly arranged on the right rectangular rod, a rotating shaft is fixedly connected to the output end of the motor, and the rotating shaft is rotatably connected to the two rectangular rods.

[0014] As a preferred solution of a coal injection gun fixing device applied to a converter coal injection system described in the utility model, the transmission assembly includes an active transmission wheel, the active transmission wheel is fixedly connected to a rotating shaft, a driven transmission wheel is fixedly connected to the worm, and a transmission belt is provided between the active transmission wheel and the driven transmission wheel.

[0015] As a preferred solution of the coal injection gun fixing device applied to the converter coal injection system of the utility model, wherein: the bottom ends of the two support legs are fixedly connected to a bottom plate, and the bottom plate is symmetrically provided with fixing holes.

[0016] Beneficial effects of the utility model:

[0017] When in use, place the coal spraying gun on the lower clamping plate, then start the motor to rotate the rotating shaft, drive the active transmission wheel to rotate, drive the driven transmission wheel to rotate through the transmission belt, so that the worm rotates, drives the worm wheel to rotate, so that the threaded rod rotates, drives the sliding rod to move downward, and makes the upper clamping plate move downward to fix and clamp the coal spraying gun. The operation is simple and the work efficiency is improved. The coal spraying gun is fixed at multiple points by the cooperation of multiple upper clamping plates and lower clamping plates, thereby ensuring the stability of the spraying gun. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0019] Figure 1 This is a schematic diagram of the overall structure of a coal injection gun fixing device applied to a converter coal injection system proposed by the utility model;

[0020] Figure 2 for Figure 1 Right view of the local structure;

[0021] Figure 3 for Figure 1 Schematic diagram of the local cross-sectional structure.

[0022] In the figure: 100, main unit; 101, operating table; 102, supporting leg; 103, bottom plate; 104, fixing hole; 200, working unit; 201, vertical plate; 202, sliding rod; 203, upper clamping plate; 204, fixing rod; 205, lower clamping plate; 206, notch; 207, moving assembly; 207a, threaded rod; 207b, rotating sleeve; 208, rotating assembly; 208a, worm; 208b, worm wheel; 209, driving assembly; 209a, rectangular rod; 209b, motor; 209c, rotating shaft; 210, transmission assembly; 210a, active transmission wheel; 210b, driven transmission wheel; 210c, transmission belt. DETAILED DESCRIPTION

[0023] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0024] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0025] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0026] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the embodiments of the present invention, for the sake of convenience, the cross-sectional diagrams showing the device structure will not be partially enlarged according to the general scale, and the schematic diagrams are only examples, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0027] Reference Figure 1-3 The utility model provides a coal injection gun fixing device applied to a converter coal injection system, comprising:

[0028] The main unit 100 includes an operating table 101, on which a plurality of supporting legs 102 are symmetrically fixedly connected;

[0029] The working unit 200 includes a plurality of vertical plates 201, wherein the vertical plates 201 are fixedly connected to the operating table 101, a sliding rod 202 is slidably connected between the two vertical plates 201, an upper clamping plate 203 is fixedly connected to the sliding rod 202, a fixing rod 204 is fixedly connected between the two vertical plates 201, a lower clamping plate 205 is fixedly connected to the fixing rod 204, a notch 206 is provided on the lower clamping plate 205, and the notch 206 matches the upper clamping plate 203, a moving component 207 is provided on the sliding rod 202, a rotating component 208 for driving the moving component 207 to operate is provided under the operating table 101, a driving component 209 is provided under the operating table 101, and a transmission component 210 is provided between the driving component 209 and the rotating component 208.

[0030] Among them, the moving component 207 includes a plurality of threaded rods 207a, which are symmetrically rotated and inserted on the operating table 101, and the sliding rod 202 is threadedly connected to the threaded rod 207a. A plurality of rotating sleeves 207b are symmetrically fixedly connected to the operating table 101, and the rotating sleeve 207b is fixedly connected to the fixed rod 204. The threaded rod 207a is rotatably connected to the rotating sleeve 207b, so that when the threaded rod 207a rotates, it can drive the sliding rod 202 to move up and down, so that the upper clamping plate 203 moves up and down, and the coal injection gun is fixed.

[0031] Furthermore, the rotating assembly 208 includes two worms 208a, which are symmetrically rotatably arranged below the operating table 101. A worm wheel 208b is fixedly connected to the bottom of the threaded rod 207a. The worm wheel 208b is meshingly connected to the worm 208a, so that when the worm 208a rotates, it can drive the worm wheel 208b to rotate, causing the threaded rod 207a to rotate.

[0032] Furthermore, the driving assembly 209 includes two rectangular rods 209a, which are symmetrically fixedly connected between the two supporting legs 102, and the worm 208a is rotatably connected between the two rectangular rods 209a. A motor 209b is fixedly provided on the right rectangular rod 209a, and a rotating shaft 209c is fixedly connected to the output end of the motor 209b. The rotating shaft 209c is rotatably connected to the two rectangular rods 209a. The motor 209b is started to drive the rotating shaft 209c to rotate, and the device is driven to operate through the cooperation between the various components.

[0033] Furthermore, the transmission assembly 210 includes an active transmission wheel 210a, which is fixedly connected to the rotating shaft 209c, and a driven transmission wheel 210b is fixedly connected to the worm 208a. A transmission belt 210c is provided between the active transmission wheel 210a and the driven transmission wheel 210b, so that when the active transmission wheel 210a rotates, the driven transmission wheel 210b can be driven to rotate through the transmission belt 210c, so that the worm 208a rotates.

[0034] Furthermore, the bottom ends of the two supporting legs 102 are fixedly connected with a bottom plate 103, and the bottom plate 103 is symmetrically provided with fixing holes 104. The user can fix and install the device through the cooperation of the fixing holes 104 and bolts, further ensuring the stability of the coal injection gun when being fixed.

[0035] During use, the coal spraying gun is placed on the lower clamping plate 205, and then the motor 209b is started to rotate the rotating shaft 209c, driving the active transmission wheel 210a to rotate, and the driven transmission wheel 210b is driven to rotate through the transmission belt 210c, so that the worm 208a rotates, driving the worm wheel 208b to rotate, so that the threaded rod 207a rotates, driving the sliding rod 202 to move downward, and the upper clamping plate 203 moves downward, so that the coal spraying gun is fixed and clamped, which is simple to operate and improves work efficiency. In addition, the coal spraying gun is fixed at multiple points by the cooperation of multiple upper clamping plates 203 and lower clamping plates 205, thereby ensuring the stability of the spraying gun.

[0036] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A coal injection gun fixing device used in a converter coal injection system, characterized in that: include: The main unit (100) comprises an operating table (101), and a plurality of supporting legs (102) are symmetrically fixedly connected to the operating table (101); The working unit (200) comprises a plurality of vertical plates (201), wherein the vertical plates (201) are fixedly connected to the operating table (101), a sliding rod (202) is slidably connected between two of the vertical plates (201), an upper clamping plate (203) is fixedly connected to the sliding rod (202), a fixing rod (204) is fixedly connected between the two vertical plates (201), a lower clamping plate (205) is fixedly connected to the fixing rod (204), and the lower clamping plate (205) is fixedly connected to the lower clamping plate (205). ) is provided with a notch (206), the notch (206) matches the upper clamping plate (203), the sliding rod (202) is provided with a moving assembly (207), a rotating assembly (208) for driving the moving assembly (207) to operate is provided below the operating table (101), a driving assembly (209) is provided below the operating table (101), and a transmission assembly (210) is provided between the driving assembly (209) and the rotating assembly (208).

2. A coal injection gun fixing device for a converter coal injection system according to claim 1, characterized in that: The moving assembly (207) comprises a plurality of threaded rods (207a), wherein the plurality of threaded rods (207a) are symmetrically rotated and inserted on the operating table (101), the sliding rod (202) is threadedly connected to the threaded rods (207a), and the operating table (101) is symmetrically fixedly connected with a plurality of rotating sleeves (207b), wherein the rotating sleeves (207b) are fixedly connected to the fixed rod (204), and the threaded rods (207a) are rotatably connected to the rotating sleeves (207b).

3. A coal injection gun fixing device for a converter coal injection system according to claim 2, characterized in that: The rotating assembly (208) comprises two worms (208a), the two worms (208a) are symmetrically rotatably arranged below the operating table (101), a worm wheel (208b) is fixedly connected to the bottom of the threaded rod (207a), and the worm wheel (208b) is meshingly connected to the worm (208a).

4. A coal injection gun fixing device for a converter coal injection system according to claim 3, characterized in that: The driving assembly (209) comprises two rectangular rods (209a), wherein the rectangular rods (209a) are symmetrically fixedly connected between the two supporting legs (102), and the worm (208a) is rotatably connected between the two rectangular rods (209a). A motor (209b) is fixedly arranged on the right rectangular rod (209a), and a rotating shaft (209c) is fixedly connected to the output end of the motor (209b), and the rotating shaft (209c) is rotatably connected to the two rectangular rods (209a).

5. A coal injection gun fixing device for a converter coal injection system according to claim 4, characterized in that: The transmission assembly (210) comprises an active transmission wheel (210a), the active transmission wheel (210a) is fixedly connected to a rotating shaft (209c), a driven transmission wheel (210b) is fixedly connected to the worm (208a), and a transmission belt (210c) is provided between the active transmission wheel (210a) and the driven transmission wheel (210b).

6. A coal injection gun fixing device for a converter coal injection system according to claim 5, characterized in that: The bottom ends of the two supporting legs (102) are fixedly connected to a bottom plate (103), and the bottom plate (103) is symmetrically provided with fixing holes (104).

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