Automatic reverse blowing system for silo analyzer

Abstract

The utility model belongs to the technical field of reverse blowing, and particularly relates to an automatic reverse blowing system for a silo analyzer, which comprises a silo, the wall of the silo is provided with an analyzer, the top of the silo is provided with a silo cover, the inner side of the silo cover is connected with a mounting groove in a sliding manner, the mounting groove is connected with the silo in a sliding manner, and the analyzer is arranged on the silo cover. A motor is fixedly mounted on the left side of the bottom of the mounting groove. The hollow ring is installed on the silo cover of the silo, the air outlet is formed in the hollow ring, the hollow ring can be driven to rotate through the motor, the driving gear and the gear ring, then the air inlet pipe is arranged on the silo cover, one end of the air inlet pipe is connected into the hollow ring, and the other end of the air inlet pipe can be connected with an air compressor through a pipeline. In this way, the pressurized air can be sprayed out in a rotating mode, the analyzer on the inner wall of the silo is blown, most dust and impurities are prevented from being deposited on the surface of the analyzer, the analyzer is kept clean, and the detection accuracy and reliability of the analyzer are guaranteed.

Description

TECHNICAL FIELD

[0001] The scheme belongs to the field of backpurging, and particularly relates to a system for automatic backpurging of a silo analyzer. BACKGROUND

[0002] In a thermal power plant, a silo coal storage scheme is widely applied, and has the advantages of small land occupation, simple operation mode, flexible system scheduling, no influence on the environment and reduction of coal loss.

[0003] According to the search, an application patent with the application publication number CN111119546A discloses a mixed type coal storage silo structure, which comprises a concrete silo body, a steel plate silo and a top cover; the steel plate silo is supported on the concrete silo body, and the top cover is arranged on the steel plate silo; a funnel ring beam is arranged at the connection between the concrete silo body and the steel plate silo. The lower part of the funnel adopts a reinforced concrete silo body, and the upper part adopts a steel plate silo; the steel plate silo is provided with a wind-resistant ring beam and vertical columns, and the vertical columns provide vertical support for the wind-resistant ring beam.

[0004] In the prior art, the surface of the analysis component sensor in the silo is attached with material coal powder, which affects the detection accuracy and service life. CONTENT OF THE UTILITY MODEL

[0005] The scheme aims to provide a system for automatic backpurging of a silo analyzer, so as to solve the problem that the surface of the analysis component sensor in the silo is attached with material coal powder, which affects the detection accuracy and service life.

[0006] In order to achieve the above-mentioned purpose, the scheme provides a system for automatic backpurging of a silo analyzer, which comprises a silo, wherein the silo wall is provided with an analyzer, the top of the silo is placed with a silo cover, the inner side of the silo cover is slidably connected with a mounting groove, the mounting groove is slidably connected with the silo, the bottom left side of the mounting groove is fixedly installed with an electric motor, the output shaft end of the electric motor is fixedly connected with a driving gear, the bottom of the mounting groove is fixedly connected with a fixed protruding rod, the end of the fixed protruding rod is rotatably connected with a gear ring, the gear ring is engaged with the driving gear, the inner wall of the gear ring is fixedly connected with a hollow ring, the hollow ring is fixedly connected with an air outlet, and the air outlet is arranged through the hollow ring, and the position of the air outlet corresponds to the analyzer.

[0007] The principle of the scheme is that: in use, first, the installation groove is inserted into the cover from the bottom, and the lock block on the installation groove is inserted into the lock sleeve, and then the locking pin is inserted into the lock block through the latch, at this time the end of the air inlet pipe is connected to the hollow ring, then the cover is placed on the top of the silo and positioned through the installation groove, then the air inlet pipe is connected to the air compressor through the pipeline, so that the pressurized air can be transported into the hollow ring, then the air is sprayed out through the air outlet, at the same time, the motor drives the driving gear to rotate, and the driving gear drives the hollow ring to rotate through the cooperation with the gear ring, so that the pressurized air can be rotated and sprayed out, and the analyzer on the inner wall of the silo is blown, preventing most dust and impurities from depositing on the surface of the analyzer, keeping the analyzer clean and ensuring the accuracy and reliability of the detection.

[0008] The technical effect of the scheme is that: by installing a hollow ring on the cover of the silo, the hollow ring has an air outlet, and the hollow ring can be driven to rotate by the motor, the driving gear and the gear ring, then an air inlet pipe is arranged on the cover, one end of the air inlet pipe is connected to the hollow ring, and the other end can be connected to the air compressor through the pipeline, so that the pressurized air can be rotated and sprayed out, and the analyzer on the inner wall of the silo is blown, preventing most dust and impurities from depositing on the surface of the analyzer, keeping the analyzer clean and ensuring the accuracy and reliability of the detection.

[0009] By arranging an installation groove on the cover, the motor and the hollow ring and other components are installed, and the installation groove and the cover are jointly provided with a dismounting mechanism, wherein the installation groove is inserted into the lock sleeve through the lock block on the top of the installation groove, and then locked by the locking pin in the lock sleeve, so that by controlling the engagement and disengagement between the locking pin and the lock block, the installation of the installation groove and the components on the installation groove on the cover can be completed.

[0010] Further, the outer side of the silo is fixedly connected with a support, and the support is made of steel. Through the setting of the support, the whole has a supporting effect.

[0011] Further, the inner side of the side wall of the cover is fixedly connected with an air inlet pipe, and the air inlet pipe penetrates through the cover, and the end of the air inlet pipe is connected to the hollow ring. Through the setting of the air inlet pipe, it is convenient to send air to the rotating hollow ring.

[0012] Further, the end of the air inlet pipe is fixedly connected with a retaining ring, the retaining ring is in contact with the hollow ring, and two sealing rings are embedded on the side of the retaining ring in contact with the hollow ring. Through the setting of the retaining ring and the sealing ring, the relative rotation between the hollow ring and the air inlet pipe has a sealing effect.

[0013] Further, the installation groove and the bin cover are jointly provided with a dismounting mechanism, the dismounting mechanism comprises a lock sleeve fixedly connected to the inner wall of the bin cover, and the lock sleeve is in contact with the installation groove, a lock block is fixedly connected to the top of the installation groove, the lock block is inserted with the lock sleeve, a locking pin is slidably connected to the inside of the lock sleeve, the locking pin is inserted with the lock block, and the inside of the lock sleeve is provided with a spring. Through the arrangement of the dismounting mechanism, the hollow ring and other components can be conveniently dismounted on the bin cover.

[0014] Further, one end of the spring is fixedly connected with the locking pin, and the other end of the spring is fixedly connected to the inner surface of the lock sleeve. Through the arrangement of the spring, the elastic force can be applied to the locking pin.

[0015] Further, the pin body of the locking pin is fixedly connected with a push pin, and the push pin penetrates through the lock sleeve and is slidably connected with the lock sleeve. Through the arrangement of the push pin, the locking pin can be conveniently pulled transversely. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the embodiment of the utility model.

[0017] Figure 2 It is a schematic diagram of the overall structure of the embodiment of the utility model. Figure 1 It is a partial structure front view sectional view of the embodiment of the utility model.

[0018] Figure 3 It is a schematic diagram of the hollow ring structure of the embodiment of the utility model. Figure 2 It is a schematic diagram of the hollow ring structure of the embodiment of the utility model.

[0019] Figure 4 It is an enlarged view of A of the embodiment of the utility model. Figure 2 It is an enlarged view of A of the embodiment of the utility model.

[0020] The following is further described in detail through specific embodiments:

[0021] The reference signs in the drawings of the specification comprise: silo 1, analyzer 101, support 102, bin cover 2, installation groove 3, motor 4, driving gear 5, fixed convex rod 6, gear ring 7, hollow ring 8, air outlet 9, blocking ring 10, sealing ring 11, air inlet pipe 12, dismounting mechanism 13, lock sleeve 131, lock block 132, locking pin 133, spring 134, push pin 135. DETAILED DESCRIPTION

[0022] The embodiment is basically as shown in the accompanying drawings. Figures 1-4As shown: A system for automatic backflushing of a silo analyzer includes a silo 1, an analyzer 101 mounted on the silo wall, and a steel bracket 102 fixedly connected to the outer side of the silo 1. The bracket 102 provides overall support. A silo cover 2 is placed on the top of the silo 1, and a mounting groove 3 is slidably connected to the inner side of the cover 2. The mounting groove 3 is slidably connected to the silo 1. A motor 4 is fixedly mounted on the bottom left side of the mounting groove 3. A drive gear 5 is fixedly connected to the end of the output shaft of the motor 4. A fixing protrusion 6 is fixedly connected to the bottom of the mounting groove 3. A gear ring 7 is rotatably connected to the end of the fixing protrusion 6. The gear ring 7 meshes with the drive gear 5. A hollow ring 8 is fixedly connected to the inner wall of the gear ring 7. An air outlet 9 is fixedly connected to the hollow ring 8 and extends through the hollow ring 8. The position of the air outlet 9 corresponds to that of the analyzer 101.

[0023] like Figure 4 As shown, an air inlet pipe 12 is fixedly connected to the inside of the side wall of the compartment cover 2, and the air inlet pipe 12 penetrates the compartment cover 2. A solenoid valve is installed on the air inlet pipe 12 to deliver air at regular intervals. The end of the air inlet pipe 12 is connected to the hollow ring 8. The air inlet pipe 12 facilitates the delivery of air to the rotating hollow ring 8. A retaining ring 10 is fixedly connected to the outer side of the end of the air inlet pipe 12. The retaining ring 10 contacts the hollow ring 8, and two sealing rings 11 are embedded in the side of the retaining ring 10 that contacts the hollow ring 8. The retaining ring 10 and the sealing rings 11 provide a sealing effect at the relative rotation point between the hollow ring 8 and the air inlet pipe 12.

[0024] like Figure 4 As shown, a disassembly and assembly mechanism 13 is provided between the mounting groove 3 and the compartment cover 2. This mechanism facilitates the disassembly and assembly of components such as the hollow ring 8 on the compartment cover 2. The disassembly and assembly mechanism 13 includes a locking sleeve 131 fixedly connected to the inner wall of the compartment cover 2, and the locking sleeve 131 contacts the mounting groove 3. A locking block 132 is fixedly connected to the top of the mounting groove 3, and the locking block 132 is inserted into the locking sleeve 131. A locking pin 133 is slidably connected inside the locking sleeve 131, and the locking pin 133 is inserted into the locking block 132. A spring 134 is provided inside the locking sleeve 131, with one end fixedly connected to the locking pin 133 and the other end fixedly connected to the inner surface of the locking sleeve 131. The spring 134 allows elastic force to be applied to the locking pin 133. A lever pin 135 is fixedly connected to the pin body of the locking pin 133, and the lever pin 135 passes through the locking sleeve 131 and is slidably connected to it. The setting of pin 135 facilitates the horizontal pulling of locking pin 132.

[0025] The utility model discloses a specific implementation process as follows: when using, first, install groove 3 from bottom into bin cover 2, and lock block 132 on install groove 3 inserts into lock sleeve 131, then through the lock pin 135, lock pin 133 is inserted into lock block 132 horizontally, at this time, the end of air inlet pipe 12 is connected into hollow ring 8, then bin cover 2 is placed on the top of silo 1, and is positioned through install groove 3, then air inlet pipe 12 is connected with air compressor through pipeline, so that the pressurized air can be transported into hollow ring 8, then the air is sprayed through air outlet 9, at the same time, motor 4 drives driving gear 5 to rotate, driving gear 5 drives hollow ring 8 to rotate through the cooperation with gear ring 7, so that the pressurized air can be rotated and sprayed, and the analyzer 101 on the inner wall of silo 1 is sprayed and blown, prevents most dust and impurities from depositing on the surface of analyzer 101, makes analyzer 101 keep clean, guarantees the accuracy and reliability of its detection.

[0026] The utility model discloses a specific implementation process as follows: when using, first, install groove 3 from bottom into bin cover 2, and lock block 132 on install groove 3 inserts into lock sleeve 131, then through the lock pin 135, lock pin 133 is inserted into lock block 132 horizontally, at this time, the end of air inlet pipe 12 is connected into hollow ring 8, then bin cover 2 is placed on the top of silo 1, and is positioned through install groove 3, then air inlet pipe 12 is connected with air compressor through pipeline, so that the pressurized air can be transported into hollow ring 8, then the air is sprayed through air outlet 9, at the same time, motor 4 drives driving gear 5 to rotate, driving gear 5 drives hollow ring 8 to rotate through the cooperation with gear ring 7, so that the pressurized air can be rotated and sprayed, and the analyzer 101 on the inner wall of silo 1 is sprayed and blown, prevents most dust and impurities from depositing on the surface of analyzer 101, makes analyzer 101 keep clean, guarantees the accuracy and reliability of its detection.

[0027] The utility model discloses a specific implementation process as follows: when using, first, install groove 3 from bottom into bin cover 2, and lock block 132 on install groove 3 inserts into lock sleeve 131, then through the lock pin 135, lock pin 133 is inserted into lock block 132 horizontally, at this time, the end of air inlet pipe 12 is connected into hollow ring 8, then bin cover 2 is placed on the top of silo 1, and is positioned through install groove 3, then air inlet pipe 12 is connected with air compressor through pipeline, so that the pressurized air can be transported into hollow ring 8, then the air is sprayed through air outlet 9, at the same time, motor 4 drives driving gear 5 to rotate, driving gear 5 drives hollow ring 8 to rotate through the cooperation with gear ring 7, so that the pressurized air can be rotated and sprayed, and the analyzer 101 on the inner wall of silo 1 is sprayed and blown, prevents most dust and impurities from depositing on the surface of analyzer 101, makes analyzer 101 keep clean, guarantees the accuracy and reliability of its detection.

[0028] The above-mentioned is only the embodiment of the utility model, and the well-known specific structure and the common sense such as property in the scheme are not described too much here. It should be pointed out that for the person skilled in the art, without departing from the structure of the utility model, still can make several deformation and improvement, these also should be regarded as the protection scope of the utility model, these will not influence the effect and the practicality of patent of the utility model implementation. The protection scope that the present application claims should be accurate with its right claim content, and the specific implementation mode etc. of the description can be used to explain the content of the right claim.

Claims

1. A system for automatic back-purging of a silo analyzer, comprising a silo, characterized in that: The silo wall is provided with an analyzer, the top of the silo is provided with a cover, the inner side of the cover is slidably connected with a mounting groove, the mounting groove is slidably connected with the silo, the bottom left side of the mounting groove is fixedly connected with a motor, the output shaft of the motor is fixedly connected with a driving gear, the bottom of the mounting groove is fixedly connected with a fixed convex rod, the end of the fixed convex rod is rotatably connected with a gear ring, the gear ring is engaged with the driving gear, the inner wall of the gear ring is fixedly connected with a hollow ring, the hollow ring is fixedly connected with an air outlet, and the air outlet is arranged through the hollow ring, and the position of the air outlet corresponds to the analyzer.

2. A system for automatic back-purging of a silo analyzer according to claim 1, characterized in that: The outer side of the silo is fixedly connected with a support, and the support is made of steel.

3. A system for automatic back-purging of a silo analyzer according to claim 1, characterized in that: The inner wall of the side wall of the cover is fixedly connected with an air inlet pipe, and the air inlet pipe is arranged through the cover.

4. A system for automatic back-purging of a silo analyzer according to claim 3, characterized in that: The end of the air inlet pipe is fixedly connected with a blocking ring, the blocking ring is in contact with the hollow ring, one side of the blocking ring in contact with the hollow ring is embedded with two sealing rings, and the sealing rings are in contact with the hollow ring.

5. A system for automatic back-purging of a silo analyzer according to claim 1, characterized in that: A dismounting mechanism is arranged between the mounting groove and the cover, the dismounting mechanism comprises a lock sleeve fixedly connected to the inner wall of the cover and in contact with the mounting groove, a lock block fixedly connected to the top of the mounting groove and inserted into the lock sleeve, a locking pin slidably connected to the inner part of the lock sleeve and inserted into the lock block, and a spring arranged in the lock sleeve.

6. A system for automatic back-purging of a silo analyzer according to claim 5, characterized in that: One end of the spring is fixedly connected with the locking pin, and the other end of the spring is fixedly connected to the inner surface of the lock sleeve.

7. A system for automatic back-purging of a silo analyzer according to claim 5, characterized in that: A push pin is fixedly connected to the pin body of the locking pin, and the push pin is arranged through the lock sleeve and slidably connected with the lock sleeve.

Images