Gas seal scraping tool of gas blower

Abstract

The utility model discloses a gas blower gas seal scraping tool, which relates to the technical field of blower gas seal replacement and installation, and comprises a support, two rollers, a holding rod, a scraper and a fine adjustment device, the two sides of the support are provided with installation grooves, the middle part of the support is provided with a vertical first through hole, the side wall of the support is provided with an observation port communicated with the first through hole, and the installation grooves are communicated with the observation port. First scales are arranged at the observation opening; the two rollers are rotationally connected into the two mounting grooves respectively; the holding rod is connected with the top of the bracket; one end of the scraper is arranged in the first through hole, is in sliding connection with the first through hole and can be kept at the position after sliding, and the other end of the scraper scrapes; the fine adjustment device drives the scraper to move in the direction of the first through hole and keep the moved position, the sliding position of the scraper driven by the fine adjustment device is measured through the first scales, the structure is simple, use is convenient, and the scraping precision is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to air blower replacement installation gas seal technical field, especially a kind of coal gas air blower gas seal scraping tool. BACKGROUND

[0002] At present, coal gas air blower is applied to coking industry to recover coke oven gas generated by coke oven, and after pressurization, it is safely sent to the next process system, and the gas seal of coal gas air blower is affected by coal ash, dust and tar in coal gas, which leads to easy wear and leakage of gas seal, and the coal gas air blower cannot meet the safe operation and use requirements of air blower, when the gas seal is installed and replaced, the gas seal spare parts are larger than the designed installation gap due to processing and manufacturing, and there is a scraping allowance, which can only be scraped manually with a grinding saw blade or trimmed with a shaped tool, however, these tools have obvious defects, which can cause the precision of work to not meet the requirements due to scraping force and the technical level of operator, or directly exceed the required tolerance range. Therefore, the maintenance efficiency and precision are low, the equipment operation cycle is short, and the operation standard is not easy to achieve. SUMMARY

[0003] The utility model aims at providing a kind of coal gas air blower gas seal scraping tool to solve the problems existing in the prior art, with simple structure, convenient to use, effectively improve the scraping precision.

[0004] To achieve the above object, the utility model provides the following scheme:

[0005] The utility model provides a kind of coal gas air blower gas seal scraping tool, including: support, two rollers, grip lever, scraper and fine adjustment device, the both sides of the support are provided with mounting groove, the middle part of the support is provided with vertical first through-hole, the side wall of the support is provided with observation port communicated with the first through-hole, and the observation port is provided with first scale;Two rollers are rotatably connected in two mounting grooves, and the outer periphery of the roller is provided with groove, the groove is correspondingly provided with the gas seal comb teeth of coal gas air blower to make the roller roll in the gap of the gas seal comb teeth;The grip lever is used to be connected with the top of the support;One end of the scraper is used to be arranged in the first through-hole and is slidably connected with the first through-hole and can keep the position after sliding, and the other end is used for scraping;The fine adjustment device is used to drive the scraper to move along the direction of first through-hole and keep the position after moving, and the position of the scraper sliding driven by the fine adjustment device can be measured by the first scale.

[0006] Preferably, the fine adjustment device comprises a tool holder, a plurality of fixing bolts, an externally threaded cylinder and a differential cylinder, the tool holder is provided with a plurality of second through holes, the bottom surface of the support is provided with a plurality of first threaded holes, the fixing bolts are used to be threadedly connected through the first through holes and the first threaded holes to fix the tool holder to the bottom of the support, the externally threaded cylinder is used to be fixedly connected to the top of the tool holder and extend into the first through hole, the third through hole is provided in the externally threaded cylinder and extends through the externally threaded cylinder and the tool holder, the first internal thread is provided in the differential cylinder, the differential cylinder is threadedly connected with the externally threaded cylinder, the scraper is detachably fixedly connected through the third through hole and the differential cylinder, and rotating the differential cylinder can drive the scraper to move.

[0007] Preferably, a circumferential indication line is provided on the outer side wall of the differential cylinder, and the indication line is used to indicate the first scale line to measure the distance moved by the differential cylinder.

[0008] Preferably, a second scale is provided on the outer side of the differential cylinder.

[0009] Preferably, the fine adjustment device further comprises a tool bar bolt, a connecting sleeve and a tool bar, the top of the differential cylinder is provided with a fourth through hole, the connecting sleeve is provided with a fifth through hole, the top of the tool bar is provided with a second threaded hole, the top of the connecting sleeve is sleeved on the fourth through hole, the tool bar bolt is used to be threadedly connected to the second threaded hole at the top of the tool bar through the fifth through hole, and the bottom of the tool bar is used to be detachably fixedly connected with the scraper.

[0010] Preferably, the tool bar further comprises a positioning pin, the bottom of the tool bar is provided with a tool slot, the two sides of the tool slot are provided with corresponding first positioning holes, the top of the scraper is provided with a second positioning hole, the top of the scraper is used to be arranged in the tool slot, and the positioning pin is used to pass through the first positioning hole and the second positioning hole to fix the scraper and the tool bar.

[0011] Preferably, the fine adjustment device further comprises a positioning sleeve, the top of the positioning sleeve is provided with a third internal thread, the top of the tool bar is provided with a first external thread, the positioning sleeve is provided with a sixth through hole, the positioning sleeve is sleeved on the outer side of the tool bar and threadedly fixedly connects the third internal thread and the first external thread, the bottom of the scraper is provided with a blade, the blade is used to pass through the sixth through hole to extend out of the positioning sleeve, and the bottom of the positioning sleeve is provided with six aspects used in cooperation with a wrench.

[0012] Preferably, the fine adjustment device further comprises a connecting support, the top of the connecting support is used to be detachably fixedly connected with the handle, and the bottom of the connecting support is used to be rotationally connected with the support.

[0013] Preferably, the top of the connecting frame is provided with a second internal thread, one end of the handle is provided with a second external thread, the second external thread is used for being screwed to the second internal thread, and the bottom of the connecting frame is provided with connecting rods on both sides, the ends of the connecting rods are provided with seventh through holes, and the top of the support is provided with first bosses on both sides, one of the first bosses is used for penetrating one of the seventh through holes to enable the connecting rod to be rotationally connected with the support.

[0014] The utility model discloses relative to prior art has obtained following technical effect:

[0015] The utility model provides a kind of coal gas blower gas seal scraping tool, two rollers are attached in the gap of gas seal comb tooth, the relative position of scraper is adjusted by moving scraper through fine adjustment device, according to the first scale adjustment scraping scale, hold and press handle to make support do circumferential movement in gas seal, the process of scraping is measured multiple times to make gas seal reach required accuracy, the accuracy of scraping amount can be intuitively controlled by numerical change through fine adjustment device and the first scale, simple structure, convenient to use, effectively improve scraping accuracy. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the drawings needed to be used in the embodiments will be simply introduced as follows, obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can also be obtained according to these drawings without creative labor for those skilled in the art.

[0017] Fig. 1 It is the structure schematic diagram of the coal gas blower gas seal scraping tool provided by the utility model;

[0018] Fig. 2 It is the front view structure schematic diagram of support in the coal gas blower gas seal scraping tool provided by the utility model;

[0019] Fig. 3 It is the bottom view structure schematic diagram of support in the coal gas blower gas seal scraping tool provided by the utility model;

[0020] Fig. 4 It is the exploded schematic diagram of the coal gas blower gas seal scraping tool provided by the utility model;

[0021] Fig. 5 It is the exploded schematic diagram of fine adjustment device of the coal gas blower gas seal scraping tool provided by the utility model;

[0022] Fig. 6 It is the schematic diagram of reading part after adjusting tool of the coal gas blower gas seal scraping tool provided by the utility model;

[0023] In the figure: 1, the roller; 101, the groove; 102, the pin; 2, the support; 201, the eighth through hole; 202, the first boss; 203, the first through hole; 204, the observation port; 205, the first scale; 206, the first threaded hole; 207, the bottom surface; 3, the connecting frame; 301, the seventh through hole; 303, the second threaded hole; 4, the handle; 401, the second external thread; 5, the differential cylinder; 501, the cutter bar bolt; 502, the fourth through hole; 503, the first internal thread; 504, the fifth through hole; 505, the connecting sleeve; 506, the cutter seat; 507, the second boss; 508, the external thread cylinder; 509, the third through hole; 510, the second through hole; 6, the fixing bolt; 7, the cutter bar; 701, the first external thread; 702, the cutter groove; 703, the first positioning hole; 704, the positioning pin; 8, the scraper; 801, the second positioning hole; 802, the blade; 9, the positioning sleeve; 901, the third internal thread; 902, the six aspects. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0025] The purpose of the present application is to provide a kind of coal gas blower gas seal scraping tool, to solve the problems existing in the prior art, simple structure, convenient to use, effectively improve the scraping precision.

[0026] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the present application will be further described in detail below with reference to the drawings and specific embodiments.

[0027] Embodiment one

[0028] The present embodiment provides a kind of coal gas blower gas seal scraping tool, such as Figs. 1-6As shown, the tool comprises a support 2, two rollers 1, a handle 4, a scraper 8 and a fine adjustment device, the support 2 is provided with mounting slots at two sides, a vertical first through hole 203 is arranged at the middle of the support, an observation hole 204 is arranged on the side wall of the support 2 and communicates with the first through hole 203, and a first scale 205 is arranged at the observation hole 204; the two rollers are respectively rotatably connected in the two mounting slots, and a groove 101 is arranged on the outer periphery of the roller 1, the groove 101 is arranged corresponding to the gas seal comb teeth of the gas blower to enable the roller 1 to roll in the gap of the gas seal comb teeth; the handle 4 is used for connecting with the top of the support 2; one end of the scraper 8 is arranged in the first through hole 203 and is slidably connected with the first through hole 203 and can keep the position after sliding, and the other end is used for scraping; the fine adjustment device is used for driving the scraper 8 to move along the direction of the first through hole 203 and keeping the position after moving, and the position of the scraper 8 driven to slide by the fine adjustment device can be measured by the first scale 205, the roller 1 can enable the tool to stably move on the inner wall of the gas seal depending on the comb teeth, and the scraping height of the scraper 8 is ensured to be consistent; the extension amount of the scraper 8 can be accurately controlled by the fine adjustment device cooperating with the scale, and then the scraping amount is controlled.

[0029] In a preferred embodiment, the fine adjustment device comprises a tool holder 506, a plurality of fixing bolts 6, an external threaded cylinder 508 and a differential cylinder 5, the tool holder 506 is provided with a plurality of second through holes 510, the bottom surface 207 of the support 2 is provided with a plurality of first threaded holes 206, the fixing bolts 6 are used for being threadedly connected with the first threaded holes 206 through the first through hole 203 to fix the tool holder 506 to the bottom of the support 2, the external threaded cylinder 508 is used for being fixedly connected to the top of the tool holder 506 and extending into the first through hole 203, the third through hole 509 penetrating through the external threaded cylinder 508 and the tool holder 506 is arranged in the external threaded cylinder 508, the first internal thread 503 is arranged in the differential cylinder 5, the differential cylinder 5 is threadedly connected with the external threaded cylinder 508, the scraper 8 is detachably fixedly connected with the differential cylinder 5 through the third through hole 509, and rotating the differential cylinder 5 can drive the scraper 8 to move, and this kind of fine adjustment device has simple structure, realizes accurate adjustment through thread connection, and is convenient for operation and maintenance.

[0030] In a preferred embodiment, a circumferential indication line is arranged on the outer side wall of the differential cylinder 5, the indication line is used for indicating the first scale 205 line to be able to measure the distance of the movement of the differential cylinder 5, the indication line facilitates accurate reading of the movement distance of the differential cylinder 5, and the control of scraping precision is improved.

[0031] In a preferred embodiment, the outer side of the differential cylinder 5 is provided with a second scale, the second scale provides another measurement method, and the measurement accuracy and reliability are increased.

[0032] In a preferred embodiment, the coal gas blower gas seal scraping tool further comprises a cutter bar bolt 501, a connecting sleeve 505, and a cutter bar 7, the top of the differential cylinder 5 is provided with a fourth through hole 502, the connecting sleeve 505 is provided with a fifth through hole 504, the top of the cutter bar 7 is provided with a second threaded hole 303, the connecting sleeve 505 is sleeved on the fourth through hole 502, the cutter bar bolt 501 is used for being threadedly connected to the second threaded hole 303 at the top of the cutter bar 7 through the fifth through hole 504, the bottom of the cutter bar 7 is used for being detachably fixedly connected with the scraper 8, the bottom of the connecting sleeve 505 is provided with a second boss 507, the diameter of the second boss 507 is greater than that of the fourth through hole 502, and the connecting sleeve 505 and the cutter bar bolt 501 make the connection of the cutter bar 7 and the differential cylinder 5 more stable, and ensure the accurate position of the scraper 8.

[0033] In a preferred embodiment, the cutter bar 7 further comprises a positioning pin 703, and a first positioning hole 704, the bottom of the cutter bar 7 is provided with a cutter groove 702, the two sides of the cutter groove 702 are provided with corresponding first positioning holes, the top of the scraper 8 is provided with a second positioning hole 801, the top of the scraper 8 is arranged in the cutter groove 702, and the positioning pin 703 and the first positioning hole 704 are used for penetrating through the first positioning hole and the second positioning hole 801 to fix the scraper 8 and the cutter bar 7, the positioning pin 703 and the first positioning hole 704 ensure the fixed position of the scraper 8 on the cutter bar 7, prevent the scraper 8 from being displaced during scraping, and ensure the scraping quality.

[0034] In a preferred embodiment, the coal gas blower gas seal scraping tool further comprises a positioning sleeve 9, the top of the positioning sleeve 9 is provided with a third internal thread 901, the top of the cutter bar 7 is provided with a first external thread 701, the positioning sleeve 9 is internally provided with a sixth through hole, the positioning sleeve 9 is sleeved on the outer side of the cutter bar 7 and is in threaded fixed connection with the first external thread 701 through the third internal thread 901, the bottom of the scraper 8 is provided with a blade 802, the blade 802 is used for penetrating through the sixth through hole to extend out of the positioning sleeve 9, the bottom of the positioning sleeve 9 is provided with a hexagonal surface 902, the hexagonal surface 902 is used in cooperation with a wrench, the positioning sleeve 9 further fixes the position of the scraper 8, improves the stability of scraping, and the hexagonal surface 902 facilitates the operation of the wrench.

[0035] In a preferred embodiment, the coal gas blower gas seal scraping tool further comprises a connecting frame 3, the top of the connecting frame 3 is used for being detachably fixedly connected with the handle 4, and the bottom of the connecting frame 3 is used for being rotationally connected with the support 2, so that the connecting frame 3 makes the connection of the handle 4 and the support 2 more flexible, facilitates operation, and can adapt to different operation angles.

[0036] In a preferred embodiment, the top of the connecting frame 3 is provided with a second internal thread, one end of the handle 4 is provided with a second external thread 401 for threaded connection with the second internal thread, the bottom of the connecting frame 3 is provided with connecting rods on both sides, the end of the connecting rod is provided with a seventh through hole 301, the top of the bracket is provided with a first boss 202 on both sides, one first boss 202 is used to pass through one seventh through hole 301 to make the connecting rod and the bracket 2 rotatably connected, the threaded connection facilitates disassembly and installation, and the rotatable connection makes the tool more flexible during use and adapts to different operation requirements.

[0037] In a preferred embodiment, the coal gas blower gas seal scraping tool further comprises two pin shafts 102, the two sides of the mounting groove are provided with eighth through holes 201, and the pin shafts 102 are used to pass through the eighth through holes 201 and be connected with the rollers 1, so that the pin shafts 102 connection makes the rollers 1 rotate more stably, and the overall performance of the tool is improved.

[0038] Embodiment two

[0039] The embodiment also provides a use method of the coal gas blower gas seal scraping tool of embodiment one, which comprises the following steps:

[0040] I. Preparation

[0041] Firstly, it is checked whether each component of the tool is complete and firmly connected. It is ensured that the rollers 1, the handle 4, the scraper 8, the fine adjustment device and other components on both sides of the bracket 2 are in a normal state.

[0042] II. Installation and adjustment

[0043] The two rollers 1 are attached in the gap of the gas seal comb teeth of the coal gas blower. The grooves 101 of the rollers 1 are correspondingly arranged with the gas seal comb teeth, so that the tool can stably move on the inner wall of the gas seal depending on the comb teeth.

[0044] The relative position of the scraper 8 and the gas seal is adjusted by moving the scraper 8 through the fine adjustment device. The differential cylinder 5 in the fine adjustment device is threadedly connected with the external thread cylinder 508, and rotating the differential cylinder 5 can drive the scraper 8 to move. At the same time, the first scale 205 on the side wall of the bracket 2 and the scale and the indicating line on the outside of the differential cylinder 5 are observed to accurately master the moving distance of the scraper 8, so as to accurately control the extension amount of the scraper 8 and then control the scraping amount.

[0045] III. Scraping operation

[0046] The scraping scale is adjusted according to the first scale 205 to ensure that the scraping amount meets the requirements.

[0047] The pressing of the handle 4 makes the support 2 move in the gas seal. During the movement, the rollers 1 on both sides of the support 2 ensure the uniformity of the scraping height of the scraper 8, and no height difference occurs. The connecting frame 3 makes the connection of the handle 4 and the support 2 more flexible, and can adapt to different operation angles. Even if the handle 4 shakes during operation, the swing design of the connecting frame 3 can eliminate the influence of the shaking on the scraper 8, and ensure the height and angle of the scraper 8 relative to the comb teeth.

[0048] The gas seal is required to reach the required accuracy through multiple measurements during the scraping process. During the scraping process, the positioning pin 703; the first positioning hole; 704 ensures the fixed position of the scraper 8 on the cutter bar 7, prevents the displacement of the scraper 8, and ensures the scraping quality. The positioning sleeve 9 further fixes the position of the scraper 8, and improves the stability of the scraping. The design of the six aspects 902 facilitates the operation of the wrench, and facilitates the fine adjustment of the position of the scraper 8.

[0049] In summary, the gas seal scraping tool of the coal gas blower is simple and easy to operate, can accurately adjust the position and scraping amount of the scraper 8, ensures the scraping accuracy of the gas seal, and improves the work efficiency.

[0050] The principle and implementation mode of the specific examples are described in the utility model, and the above embodiment is only used to help understand the method and core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the utility model, the specific implementation mode and application range will be changed. In conclusion, the content of the specification should not be understood as the limitation of the utility model.

Claims

1. A coal gas blower gas seal scraping tool characterized by: The utility model provides a kind of gas seal comb tooth scraping device, including: Support, both sides of the support are provided with mounting slot, the middle part of the support is provided with vertical first through-hole, the sidewall of the support is provided with observation port communicated with the first through-hole, the observation port is provided with first scale; Two rollers, two the roller is rotatably connected in two mounting slot respectively, and the outer periphery of the roller is provided with groove, the groove is correspondingly provided with gas seal comb tooth of gas blower to make the roller roll in the gap of the gas seal comb tooth; Grip rod, the grip rod is used to be connected with the top of the support; Scraper, one end of the scraper is used to be arranged in the first through-hole and be slidably connected with the first through-hole and can keep the position after sliding, the other end is used for scraping; And Fine adjustment device, the fine adjustment device is used to drive the scraper to move along the direction of first through-hole and keep the position after moving, and the position of the fine adjustment device driving the scraper sliding can be measured by the first scale.

2. The coal gas blower gas seal stroking tool of claim 1, wherein: The fine adjustment device includes tool holder, a plurality of fixed bolts, external thread cylinder and differential cylinder, the tool holder is provided with a plurality of second through-holes, the bottom surface of the support is provided with a plurality of first threaded holes, the fixed bolt is used to be threadedly connected with the first through-hole and the first threaded hole to fix the tool holder on the bottom of the support, the external thread cylinder is used to be fixedly connected with the top of the tool holder and extend into the first through-hole, the third through-hole is arranged in the external thread cylinder and the tool holder, the first internal thread is arranged in the differential cylinder, the differential cylinder is threadedly connected with the external thread cylinder, the scraper is detachably fixedly connected with the differential cylinder through the third through-hole, and rotating the differential cylinder can drive the scraper to move.

3. The coal gas blower gas seal stroking tool of claim 2, wherein: The outer side wall of the differential cylinder is provided with circumferential indication line, and the indication line is used to indicate the first scale to measure the distance moved by the differential cylinder.

4. The coal gas blower gas seal stroking tool of claim 2, wherein: The outer side of the differential cylinder is provided with second scale.

5. The coal gas blower gas seal stroking tool of claim 4, wherein: It also includes tool bar bolt, connecting sleeve and tool bar, the top of the differential cylinder is provided with fourth through-hole, the connecting sleeve is provided with fifth through-hole, the top of the tool bar is provided with second threaded hole, the top of the connecting sleeve is sleeved on the fourth through-hole, the tool bar bolt is used to be threadedly connected with the second threaded hole on the top of the tool bar through the fifth through-hole, and the bottom of the tool bar is used to be detachably fixedly connected with the scraper.

6. The coal gas blower gas seal stroking tool of claim 5, wherein: The tool bar also includes positioning pin, the bottom of the tool bar is provided with tool slot, the both sides of the tool slot are provided with corresponding first positioning hole, the top of the scraper is provided with second positioning hole, the top of the scraper is arranged in the tool slot, and the positioning pin is used to pass through the first positioning hole and the second positioning hole to fix the scraper and the tool bar.

7. The coal gas blower gas seal stroking tool of claim 6, wherein: The positioning sleeve is provided with a third internal thread at the top, the top of the cutter bar is provided with a first external thread, the positioning sleeve is provided with a sixth through hole, the positioning sleeve is sleeved on the outside of the cutter bar and is threadedly fixedly connected with the third internal thread and the first external thread, the bottom of the scraper is provided with a cutting edge for penetrating through the sixth through hole to extend out of the positioning sleeve, and the bottom of the positioning sleeve is provided with six aspects for cooperating with a wrench.

8. The coal gas blower gas seal stroking tool of claim 1, wherein: The connecting frame is provided with a second internal thread at the top, one end of the handle is provided with a second external thread for threadedly connecting the second internal thread, and the bottom of the connecting frame is provided with connecting rods on both sides, the ends of the connecting rods are provided with seventh through holes, and the top of the support is provided with first bosses on both sides, one of the first bosses is used for penetrating through one of the seventh through holes to rotationally connect the connecting rods with the support.

9. The coal gas blower gas seal stroking tool of claim 8, wherein: The connecting frame is provided with a second internal thread at the top, one end of the handle is provided with a second external thread for threadedly connecting the second internal thread, and the bottom of the connecting frame is provided with connecting rods on both sides, the ends of the connecting rods are provided with seventh through holes, and the top of the support is provided with first bosses on both sides, one of the first bosses is used for penetrating through one of the seventh through holes to rotationally connect the connecting rods with the support.

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