Gasification furnace inner diameter detection device

Abstract

The utility model discloses a gasification furnace inner diameter detection device, which relates to the technical field of inner diameter detection devices and comprises a furnace body and a positioning mechanism, a support is arranged at the top of the furnace body, a detection frame is arranged at the bottom of the support, and the positioning mechanism is arranged in the support. According to the inner diameter detection device for the gasification furnace, the support is placed at the top of the furnace body, then the two-way threaded rod is rotated to drive the two sets of connecting blocks to move in the opposite directions, and the connecting blocks can drive the clamping blocks and the arc-shaped blocks at the bottom to move; when the end parts of the two groups of rack rods are in contact with the inner wall of the furnace body, the central axis of the connecting rod coincides with the central axis of the furnace body, and then the motor can be started to drive the gear body to be meshed with the two groups of rack rods, so that the two groups of rack rods are driven to move in opposite directions; and the inner diameter of the gasification furnace can be obtained through the scale marks on the rack rod.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of internal diameter detection device, specifically is a gasification furnace internal diameter detection device. BACKGROUND

[0002] The gasification furnace is the main working part for converting coal into clean coal gas, and can be used for producing chemical products such as synthetic ammonia, methanol and dimethyl ether, and can also be used for direct and indirect liquefaction of coal, combined cycle power generation and multi-production based on coal gasification and other fields, and when the gasification furnace is detected, the internal diameter detection device is needed to detect the internal diameter.

[0003] For example, a gasification furnace internal diameter detection device with publication number CN222505248U is provided, which is provided with a fixed scale and a movable scale at both ends of the box, the fixed scale is marked with a fixed size, and the movable scale is driven by the driving mechanism to extend out of the box until it contacts the other end of the brick body, ensuring the accuracy of the size and facilitating operation in a small space, greatly improving the convenience of use.

[0004] When the internal diameter of the gasification furnace is detected, one end of the detection device needs to be fixed in the brick joint inside the gasification furnace, and then the motor is started to drive the detection ruler to move, so that it contacts the inner wall of the gasification furnace, thereby completing the detection of the internal diameter of the gasification furnace, but it is difficult to ensure that the detection device is on the central axis of the gasification furnace during detection, so the diameter measured during detection is likely to be smaller than the actual diameter of the gasification furnace. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a gasification furnace internal diameter detection device to solve the problem that the existing detection device is difficult to accurately detect the internal diameter of the gasification furnace.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a gasification furnace internal diameter detection device, comprising: a furnace body and a positioning mechanism, the top of the furnace body is provided with a support, the bottom of the support is provided with a detection frame, the inside of the support is provided with a positioning mechanism, the positioning mechanism comprises a double-threaded rod which is movably connected with the support through a bearing, both ends of the double-threaded rod are threadedly connected with a connecting block, the bottom of the connecting block is fixedly connected with a clamping block, one side of the bottom of the clamping block is fixedly connected with two arc-shaped blocks, the inside of the detection frame is provided with a detection mechanism, and one side of the support is provided with an adjusting mechanism.

[0007] Specifically, the two connecting blocks, the clamping blocks and the arc-shaped blocks at the bottom thereof can be moved by rotating the double-threaded rod, so as to position and fix the frame.

[0008] Preferably, the outer side of the connecting block is slidably connected to the inside of the bracket, and the bottom of the bracket is movably connected to a connecting rod via a bearing, the bottom of the connecting rod being fixedly connected to the testing frame.

[0009] Specifically, the connecting rod is located at the center of the bottom of the bracket and is used to connect the bracket and the testing frame.

[0010] Preferably, the testing mechanism includes a motor mounted on one side of the testing frame, and the output end of the motor is fixedly connected to a gear body.

[0011] Specifically, the motor is used to drive the gear body to rotate.

[0012] Preferably, two sets of rack rods are meshed on the outer side of the gear body, and the outer side of the rack rods is slidably connected to the detection frame.

[0013] Specifically, when the gear body rotates, it can mesh with two sets of racks, thereby driving the two to move in opposite directions.

[0014] Preferably, the end of the rack is arc-shaped, and a scale is provided on one side of the rack.

[0015] Specifically, the rack and pinion can measure the inner diameter of the testing frame by using the scale on one side.

[0016] Preferably, the adjustment mechanism includes a fixed plate fixedly connected to one side of the support, a worm gear movably connected to the top of the fixed plate via a bearing, and a worm wheel meshing with the outer side of the worm gear.

[0017] Preferably, a connecting shaft is fixedly connected to the bottom of the worm gear, the outer side of the connecting shaft is movably connected to the fixed plate via a bearing, and a drive gear is fixedly connected to the bottom of the connecting shaft.

[0018] Specifically, by rotating the worm gear to mesh with the worm wheel, the drive gear at the bottom can be driven to rotate.

[0019] Preferably, the outer side of the drive gear is meshed with a driven gear, and the inner side of the driven gear is fixedly connected to the connecting rod.

[0020] Specifically, when the drive gear meshes with the driven gear, it can drive the connecting rod and the detection frame at its bottom to rotate.

[0021] Compared with existing technologies, the advantages of this gasifier inner diameter detection device are:

[0022] 1. The gasification furnace inner diameter detection device, when detecting, the support is put into the top of the furnace body, then the two-way threaded rod is rotated to drive two groups of connecting blocks to move in opposite directions, the connecting blocks drive the bottom clamping blocks and arc blocks to move, when the four groups of arc blocks contact the outer side of the furnace body, it represents that the central axis of the connecting rod coincides with the central axis of the furnace body, then the motor can be started to drive the gear body to mesh with the two groups of rack rods, thereby driving the two groups of rack rods to move in opposite directions, when the end of the two groups of rack rods contacts the inner wall of the furnace body, the inner diameter of the gasification furnace can be obtained through the scale mark on the rack rod, so that the inner diameter of the gasification furnace can be accurately detected through the above operation.

[0023] 2. The gasification furnace inner diameter detection device, in order to prevent the existence of protrusions and depressions in the gasification furnace from affecting the accuracy of the test data, different positions in the gasification furnace need to be detected, the worm is rotated to mesh with the worm gear, the worm gear is driven to rotate, the worm gear drives the driving gear to rotate through the connecting shaft at the bottom, so that the driving gear meshes with the driven gear, thereby driving the connecting rod to rotate, the connecting rod drives the detection frame at the bottom to rotate, so that the detection frame detects other positions in the furnace body, through the detection of multiple positions, then comprehensive analysis can improve the accuracy of the inner diameter detection device, so that the multiple positions in the gasification furnace can be detected through the above operation, thereby improving the accuracy of the detection data. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a three-dimensional schematic view of the utility model;

[0025] Figure 2 It is a three-dimensional schematic view of the support of the utility model;

[0026] Figure 3 It is a three-dimensional sectional view of the support of the utility model;

[0027] Figure 4 It is a three-dimensional schematic view of the adjusting mechanism of the utility model.

[0028] In the drawing: 1, furnace body; 2, support; 3, detection frame; 4, positioning mechanism; 401, two-way threaded rod; 402, connecting block; 403, clamping block; 404, arc block; 5, detection mechanism; 501, motor; 502, gear body; 503, rack rod; 6, connecting rod; 7, adjusting mechanism; 701, fixed plate; 702, worm; 703, worm gear; 704, connecting shaft; 705, driving gear; 706, driven gear. DETAILED DESCRIPTION

[0029] Clearly, the described embodiments are merely a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0030] Please refer to Figures 1-3 The utility model provides a technical scheme: a gasification furnace inner diameter detection device, it includes: furnace body 1 and positioning mechanism 4, the top of furnace body 1 is provided with support 2, the bottom of support 2 is provided with detection frame 3, the inside of support 2 is provided with positioning mechanism 4, positioning mechanism 4 includes the two -way threaded rod 401 of bearing and support 2 swing joint, both ends of two -way threaded rod 401 are all screw -threaded and are connected with the connecting block 402, the bottom fixed connection of connecting block 402 has the clamping block 403, the one side fixed connection of clamping block 403 bottom has two groups of arc block 404, the inside of detection frame 3 is provided with detection mechanism 5, one side of support 2 is provided with adjusting mechanism 7;

[0031] The outside of connecting block 402 and the inside of support 2 are slidably connected, the bottom of support 2 is movably connected with connecting rod 6 through bearing, the bottom of connecting rod 6 is fixedly connected with detection frame 3;Detection mechanism 5 includes motor 501 installed in one side of detection frame 3, the output of motor 501 is fixedly connected with gear body 502;The outside of gear body 502 is engagedly connected with two groups of rack rods 503, the outside of rack rod 503 and detection frame 3 are slidably connected;The end of rack rod 503 is arc-shaped, one side of rack rod 503 is provided with scale, the inside of detection frame 3 is provided with sliding slot matched with rack rod 503, rack rod 503 and detection frame 3 form sliding structure, gear body 502 and rack rod 503 form meshing transmission structure.

[0032] In actual implementation, when the gasifier inner diameter detection device detects, the support 2 is placed on the top of the furnace body 1, then the two-way threaded rod 401 is rotated to drive the two sets of connecting blocks 402 to move in opposite directions, the connecting blocks 402 drive the clamping blocks 403 and the arc-shaped blocks 404 at the bottom to move, when the four sets of arc-shaped blocks 404 contact the outer side of the furnace body 1, it means that the central axis of the connecting rod 6 coincides with the central axis of the furnace body 1, and the positioning mechanism 4 can fix the support 2 to the furnace body 1, then the motor 501 is started to drive the gear body 502 to mesh with the two sets of rack rods 503, thereby driving the two sets of rack rods 503 to move in opposite directions, when the ends of the two sets of rack rods 503 contact the inner wall of the furnace body 1, the inner diameter of the gasifier can be obtained through the scale mark on the rack rod 503, and since the center point of the detection frame 3 is on the central axis of the furnace body 1, the accuracy of the detection data can be ensured, so that the inner diameter of the gasifier can be accurately detected through the above operation.

[0033] Please refer to Figures 1-4 The adjusting mechanism 7 comprises a fixed plate 701 fixedly connected to one side of the support 2, a worm 702 movably connected to the top of the fixed plate 701 through a bearing, and a worm wheel 703 meshingly connected to the outer side of the worm 702; the bottom of the worm wheel 703 is fixedly connected with a connecting shaft 704, the outer side of the connecting shaft 704 is movably connected with the fixed plate 701 through a bearing, and the bottom of the connecting shaft 704 is fixedly connected with a drive gear 705; the outer side of the drive gear 705 is meshingly connected with a driven gear 706, the inner side of the driven gear 706 is fixedly connected with the connecting rod 6, and the drive gear 705 and the driven gear 706 form a meshing transmission structure.

[0034] In actual implementation, in order to prevent the existence of protrusions and depressions in the gasifier from affecting the accuracy of the test data, the gasifier inner diameter detection device needs to detect different positions in the gasifier, the worm 702 is rotated to mesh with the worm wheel 703, thereby driving the worm wheel 703 to rotate, the worm wheel 703 drives the drive gear 705 at the bottom to rotate, so that the drive gear 705 meshes with the driven gear 706, thereby driving the connecting rod 6 to rotate, the connecting rod 6 drives the detection frame 3 at the bottom to rotate, so that the detection frame 3 detects other positions in the furnace body 1, through detection of multiple positions and comprehensive analysis, the accuracy of the inner diameter detection device can be improved, and when the adjustment is completed, the worm 702 can be loosened, since the worm wheel 703 cannot drive the worm 702 to rotate, the position of the detection frame 3 is fixed at this time, so that the above operation can facilitate detection of multiple positions in the gasifier, thereby improving the accuracy of the detection data.

[0035] In summary: in using the gasification furnace inner diameter detection device, first in the inner diameter detection, by putting the support 2 into the top of the furnace body 1, then through the positioning mechanism 4 to the support 2 positioning and fixing, and through the detection mechanism 5 detection, the contents not described in detail in the description belong to the prior art known to those skilled in the art.

[0036] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A gasifier inner diameter detection device, comprising: The utility model provides a kind of furnace body (1) and positioning mechanism (4), the top of the furnace body (1) is provided with support (2), the bottom of the support (2) is provided with detection frame (3), it is characterized by;The inside of the support (2) is provided with positioning mechanism (4), the positioning mechanism (4) includes two-way threaded rod (401) being movably connected with support (2) by bearing, both ends of the two-way threaded rod (401) are threadedly connected with connecting block (402), the bottom of the connecting block (402) is fixedly connected with clamping block (403), one side of the clamping block (403) bottom is fixedly connected with two groups of arc blocks (404), the inside of the detection frame (3) is provided with detection mechanism (5), one side of the support (2) is provided with adjusting mechanism (7).

2. The gasifier inner diameter detection device according to claim 1, characterized in that: The outside of the connecting block (402) is slidably connected with the inside of the support (2), the bottom of the support (2) is movably connected with connecting rod (6) by bearing, the bottom of the connecting rod (6) is fixedly connected with the detection frame (3).

3. The device for detecting the inner diameter of a gasifier according to claim 1, characterized in that: The detection mechanism (5) includes motor (501) installed in one side of detection frame (3), the output of the motor (501) is fixedly connected with gear body (502).

4. The gasifier inner diameter detection device according to claim 3, characterized in that: The outside of the gear body (502) is meshedly connected with two groups of rack rods (503), the outside of the rack rod (503) is slidably connected with the detection frame (3).

5. The gasifier inner diameter detection device according to claim 4, characterized in that: The end of the rack rod (503) is arc-shaped, one side of the rack rod (503) is provided with scale.

6. The gasifier inner diameter detection device according to claim 1, characterized in that: The adjusting mechanism (7) includes fixed plate (701) fixedly connected with one side of support (2), the top of the fixed plate (701) is movably connected with worm (702) by bearing, the outside of the worm (702) is meshedly connected with worm gear (703).

7. The gasifier inner diameter detection device according to claim 6, characterized in that: The bottom of the worm gear (703) is fixedly connected with connecting shaft (704), the outside of the connecting shaft (704) is movably connected with the fixed plate (701) by bearing, the bottom of the connecting shaft (704) is fixedly connected with driving gear (705).

8. The gasifier inner diameter detection device according to claim 7, characterized in that: The outside of the driving gear (705) is meshedly connected with driven gear (706), the inside of the driven gear (706) is fixedly connected with connecting rod (6).

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