Anti-blocking air exhaust filtering structure of vacuum high-temperature sintering furnace

Abstract

The utility model relates to the field of vacuum high-temperature sintering furnace air exhaust devices, in particular to an anti-blocking air exhaust filtering structure of a vacuum high-temperature sintering furnace, which comprises a base, a high-temperature sintering furnace body is arranged on one side of the base, and an air exhaust filtering assembly is arranged on one side of the high-temperature sintering furnace body. A cleaning assembly is arranged in the air exhaust filtering assembly, and a moving assembly is arranged at the bottom of the base. According to the air exhaust device, the air exhaust filter assembly is arranged, so that accumulation of impurities in the mounting box is avoided, the air exhaust efficiency is improved, and meanwhile, the air exhaust operation can be flexibly started and stopped through on-off control of the stop valve; through cooperation of the cleaning assembly, the first telescopic cylinder and the dust collector, automatic cleaning of the filter screen is achieved, manual cleaning is not needed, the cleaning efficiency and convenience are greatly improved, the maintenance cost is reduced, and the service life of equipment is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to a vacuum high temperature sintering furnace exhaust device field especially relates to a kind of anti-blocking exhaust filter structure of vacuum high temperature sintering furnace. BACKGROUND

[0002] Vacuum high temperature sintering furnace is sintered to material under high temperature and vacuum environment, to realize the densification, strengthening or modification of material, before sintering, the gas in the furnace cavity is extracted by the exhaust action of vacuum pump and other equipment, to form low pressure even vacuum environment.

[0003] However, the conventional vacuum high temperature sintering furnace lacks filter structure when exhausting, and the sintering material or other impurities can enter the exhaust pipeline by mistake, causing the exhaust pipeline to be blocked, affecting the sintering quality and efficiency, some enterprises try to add filter structure to the exhaust pipeline of vacuum high temperature sintering furnace, but these filter structures rely on manual cleaning, making the equipment maintenance and cleaning work tedious and inefficient, in addition, the conventional vacuum high temperature sintering furnace also has deficiencies in mobility and stability, and it is difficult to realize flexible movement and stable support of the equipment, which brings inconvenience to production operation. SUMMARY

[0004] The purpose of the utility model is to provide a kind of anti-blocking exhaust filter structure of vacuum high temperature sintering furnace, to solve the problems raised in the above background.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: it includes base, the base is provided with high temperature sintering furnace body on one side, the high temperature sintering furnace body is provided with exhaust filter assembly on one side, the exhaust filter assembly is provided with cleaning assembly in, the base bottom is provided with moving assembly.

[0006] As preferred in the utility model, the exhaust filter assembly includes a mounting box provided on one side of the high temperature sintering furnace body, a filter screen is provided on one side of the mounting box, a stop valve is provided on the side of the mounting box away from the high temperature sintering furnace, and a vacuum pump is provided on the side of the stop valve away from the mounting box.

[0007] As preferred in the utility model, a mounting seat is provided on the top of the stop valve, a screw rod is spirally provided in the middle of the mounting seat, a valve core is provided at the bottom of the screw rod, the valve core is located in the stop valve, and a handle is provided on the top of the screw rod.

[0008] As preferred in the utility model, the cleaning assembly includes a dust guide shell provided at the bottom of the mounting box, a dust collector is provided on the base on one side of the mounting box, the dust guide shell and the dust collector are connected by a connecting pipeline, and a dust storage box is spirally provided on one side of the dust collector.

[0009] As the utility model is preferred, the installation box top is provided with telescopic cylinder one, the telescopic rod of telescopic cylinder one penetrates installation box, the telescopic rod bottom of telescopic cylinder one is provided with the sealing plug corresponding with dust guide shell, the telescopic rod outside telescopic cylinder one is equipped with cleaning brush, the cleaning brush is contacted with filter screen, the position of the telescopic rod of telescopic cylinder one is provided with sealing bearing at installation box top.

[0010] As the utility model is preferred, the mobile assembly includes a pair of symmetrically arranged telescopic cylinder two on the bottom of the base, the telescopic rod bottom of the two telescopic cylinder two is provided with a lifting plate, a pair of lifting rails is symmetrically arranged on the inner wall of both sides of the bottom of the base, and a guide rail groove is formed in the position corresponding to the lifting rail on both sides of the lifting plate.

[0011] As the utility model is preferred, the lifting plate bottom is provided with universal casters around, the base bottom is provided with supporting feet around, and the base one side is provided with handle two.

[0012] Compared with the prior art, the above technical scheme of the utility model has the following beneficial technical effects:

[0013] 1、The utility model discloses a filter screen can effectively prevent the sintering material from entering the installation box, avoid the impurities in the installation box, improve the air extraction efficiency, and the opening and closing control of the stop valve can start and stop the air extraction operation flexibly.

[0014] 2、The utility model discloses a cleaning assembly, the cooperation of telescopic cylinder one and dust collector realizes the automatic cleaning of the filter screen, the sealing plug is lifted by the telescopic rod contraction of telescopic cylinder one, the cleaning brush sleeved on the outside of the telescopic rod can brush off the impurities on the surface of the filter screen in the telescopic rod contraction process of telescopic cylinder one, the motor in the dust collector drives the impeller to rotate at high speed at this time, instantaneous vacuum is formed, thereby generating negative pressure, so that the pressure difference is formed between the inside of the installation box and the inside of the dust collector, the dust and air enter the dust collector through the dust guide shell and the connecting pipeline, are filtered, the dust is left in the dust storage box, and the filtered air enters the motor through the filter sheet, and is finally discharged from the dust collector, without manual cleaning, the cleaning efficiency and convenience are greatly improved, meanwhile, the dust storage box makes the cleaning work more convenient, and the staff can periodically unscrew and remove the dust storage box and pour the dust, so that the equipment can be continuously used subsequently, the maintenance cost is reduced, and the service life of the equipment is improved.

[0015] 3,The utility model discloses a mobile assembly is set up, the cooperation of the drive of telescopic cylinder no. 2 and universal wheel, realized the flexible movement of whole device, can easily move the equipment to the position required, when telescopic cylinder no. 2 contracts, supporting foot contacts ground, provides stable support for subsequent high-temperature sintering furnace work, ensures the stability and security of equipment in the operation process, in addition, the operation of mobile assembly is simple and easy to understand, only need to pass through the telescopic control of telescopic cylinder no. 2 and the up-and-down movement of universal wheel lifting plate, the handle no. 2 also facilitates the movement operation of staff. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is whole structure schematic diagram of the utility model;

[0017] Figure 2 It is the structure schematic diagram of the air extraction filter assembly of the utility model;

[0018] Figure 3 It is the structure schematic diagram of the cleaning assembly of the utility model;

[0019] Figure 4 It is the structure schematic diagram of the cleaning brush in the cleaning assembly of the utility model;

[0020] Figure 5 It is the structure schematic diagram of the mobile assembly of the utility model.

[0021] Drawing reference: base 1, high-temperature sintering furnace body 2, air extraction filter assembly 3, installation box 31, filter screen 32, stop valve 33, mounting seat 34, screw rod 35, valve core 36, handle no. 1 37, vacuum pump 38, cleaning assembly 4, dust guide shell 41, connecting pipeline 42, dust collector 43, dust storage box 44, telescopic cylinder no. 1 45, sealing plug 46, cleaning brush 47, sealing bearing 48, mobile assembly 5, telescopic cylinder no. 2 51, lifting plate 52, lifting guide rail 53, guide rail groove 54, universal wheel 55, supporting foot 56, handle no. 2 57. DETAILED DESCRIPTION

[0022] To make the purpose, technical scheme and advantage of the utility model more clear and obvious, below combining specific embodiment and referring to the attached drawing, the utility model is explained in further detail.Should understand, these descriptions are only exemplary, and not to limit the scope of the utility model.In addition, in the following explanation, the description of known structure and technology is omitted to avoid unnecessary confusion of the concept of the utility model.

[0023] As Figures 1-5The utility model provides a kind of anti-blocking air extraction filter structure of vacuum high-temperature sintering furnace shown, it includes base 1, base 1 supports entire device and ensures stability and safety, high-temperature sintering furnace body 2 is provided on one side of base 1, high-temperature sintering furnace body 2 one side is provided with air extraction filter assembly 3, cleaning assembly 4 is provided in air extraction filter assembly 3, moving assembly 5 is provided at the bottom of base 1.

[0024] Air extraction filter assembly 3 includes installation box 31 provided on the side of high-temperature sintering furnace body 2, installation box 31 provides installation base for other components in air extraction filter assembly 3, forms a closed air extraction environment, filter screen 32 is provided in one side of installation box 31, filter screen 32 effectively blocks sintering material or other impurities from entering installation box 31, avoids reducing air extraction effect due to installation box 31 blockage after long time use, stop valve 33 is provided on the side of installation box 31 away from high-temperature sintering furnace, stop valve 33 controls the opening and closing of air extraction channel, realizes the start and stop of air extraction operation, vacuum pump 38 is provided on the side of stop valve 33 away from installation box 31, vacuum pump 38 provides air extraction power, extracts air in high-temperature sintering furnace body 2, forms required vacuum environment.

[0025] Stop valve 33 top is provided with mounting seat 34, mounting seat 34 provides installation base for screw rod 35, screw rod 35 is spirally arranged in the middle of mounting seat 34, screw rod 35 provides installation base for valve core 36, valve core 36 is provided at the bottom of screw rod 35, valve core 36 is located in stop valve 33, handle one 37 is provided at the top of screw rod 35, screw rod 35 is rotated by rotating handle one 37, in turn drives valve core 36 to ascend and descend, realizes the opening and closing function of stop valve 33.

[0026] Cleaning assembly 4 includes dust guide shell 41 provided at the bottom of installation box 31, dust guide shell 41 guides dust and impurities into dust collector 43, dust collector 43 is provided on the base 1 of one side of installation box 31, dust guide shell 41 and dust collector 43 are connected through connecting pipeline 42, dust collector 43 drives impeller high-speed rotation through internal motor, forms instantaneous vacuum, thereby generates negative pressure, dust and air are sucked into the inside of dust collector 43 along dust guide shell 41 and connecting pipeline 42 for filtration and separation, dust storage box 44 is spirally arranged on one side of dust collector 43, dust storage box 44 stores dust and impurities filtered by dust collector 43, facilitates regular cleaning and pouring.

[0027] The top of the installation box 31 is provided with a telescopic cylinder 45, which drives the sealing plug 46 and the cleaning brush 47 to move up and down, realizing the cleaning work of the filter screen 32. When the telescopic rod of the telescopic cylinder 45 is retracted, the sealing plug 46 is lifted, and at the same time the cleaning brush 47 brushes off the impurities on the surface of the filter screen 32. The telescopic rod of the telescopic cylinder 45 penetrates the installation box 31, and the bottom of the telescopic rod of the telescopic cylinder 45 is provided with a sealing plug 46 corresponding to the dust guide shell 41. The sealing plug 46 moves up and down under the drive of the telescopic cylinder 45. When the telescopic rod of the telescopic cylinder 45 is retracted, the sealing plug 46 is lifted, opening the passage of the dust guide shell 41, so that dust and air can enter the dust collector 43. The outside of the telescopic rod of the telescopic cylinder 45 is sleeved with a cleaning brush 47, which is in contact with the filter screen 32. The cleaning brush 47 is used to brush off the impurities and dust on the surface of the filter screen 32. The top of the installation box 31 is provided with a sealing bearing 48 corresponding to the position of the telescopic rod of the telescopic cylinder 45. The sealing bearing 48 ensures that the telescopic rod of the telescopic cylinder 45 can move smoothly and stably in the installation box 31, and prevents external dust and impurities from entering the inside of the installation box 31.

[0028] The moving assembly 5 includes a pair of telescopic cylinders 51 symmetrically arranged at the bottom of the base 1. The telescopic cylinders 51 drive the lifting plate 52 and the universal casters 55 to move up and down, realizing the movement and fixation of the whole device. When the telescopic rod of the telescopic cylinder 51 is elongated, the lifting plate 52 and the universal casters 55 are driven to descend, making the whole device move easily. When the telescopic rod of the telescopic cylinder 51 is retracted, the support feet 56 around the base 1 contact the ground, providing stable support for the subsequent high-temperature sintering furnace work. The bottom of the telescopic rod of the telescopic cylinder 51 is provided with the lifting plate 52, which provides a mounting basis for the universal casters 55. A pair of lifting rails 53 are symmetrically arranged on the inner walls of the two sides of the bottom of the base 1. The lifting plate 52 is provided with a guide rail groove 54 corresponding to the position of the lifting rail 53 on both sides. The cooperation of the lifting rail 53 and the guide rail groove 54 guides the lifting plate 52 to move up and down, ensuring the stability and accuracy during the movement.

[0029] The bottom of the lifting plate 52 is provided with the universal casters 55 around it. The universal casters 55 make the whole device move and turn easily, facilitating movement between different stations. The bottom of the base 1 is provided with the support feet 56 around it. The support feet 56 contact the ground when the telescopic cylinder 51 is retracted, providing stable support for the subsequent high-temperature sintering furnace work. One side of the base 1 is provided with a handle 57, which facilitates the staff to push the whole device to move.

[0030] In use, the worker can first start the moving assembly 5, move the whole device from the warehouse to the preset work station, extend the telescopic rod of the telescopic cylinder two 51, drive the lifting plate 52 and the universal casters 55 at the bottom thereof to descend, the universal casters 55 contact the ground, the worker can move the whole device by the second hand push handle 57, after moving to the required position, the worker can retract the telescopic rod of the telescopic cylinder two 51, so that the supporting feet 56 around the base 1 contact the ground, provide stable support for subsequent high-temperature sintering furnace work, then put the material to be sintered into the high-temperature sintering furnace body 2, rotate the first hand rotating handle 37 to drive the screw 35 to rotate, since the screw 35 is screw-connected with the mounting seat 34, so rotating the first hand rotating handle 37 can drive the valve core 36 to ascend and descend, realize the opening and closing of the stop valve 33, after the worker opens the stop valve 33, the worker can start the vacuum pump 38, to extract the air in the high-temperature sintering furnace body 2 outward, the filter screen 32 can effectively block the material to be sintered from entering the mounting box 31, avoid reducing the air extraction effect due to the blockage of the mounting box 31 after long-term use, after reaching the required vacuum degree, the worker can close the stop valve 33 by rotating the first hand rotating handle 37, then start the high-temperature sintering furnace body 2 for sintering work.

[0031] After being used for a period of time, impurities will be attached to the surface of the filter screen 32, in order to ensure the air extraction effect, the worker can start the cleaning assembly 4, turn on the dust collector 43, retract the telescopic rod of the telescopic cylinder one 45 to drive the sealing plug 46 to ascend, in the process of retracting the telescopic rod of the telescopic cylinder one 45, the cleaning brush 47 sleeved outside the telescopic rod can brush off the impurities on the surface of the filter screen 32, at this time, the motor in the dust collector 43 drives the impeller to rotate at high speed, forms instantaneous vacuum, thereby generating negative pressure, so that the pressure difference is formed between the inside of the mounting box 31 and the inside of the dust collector 43, the dust and air enter the dust collector 43 through the dust guide shell 41 and the connecting pipeline 42, are filtered, the dust is left in the dust storage box 44, and the filtered air enters the motor in the dust collector 43 through the filter sheet, and is finally discharged from the dust collector 43, the worker can regularly unscrew and remove the dust storage box 44 and pour it out, so as to continue to use subsequently.

[0032] It should be understood that the above specific embodiments of the present application are only used for illustrative or explanatory purposes of the principles of the present application, and do not constitute a limitation on the present application. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present application shall be included in the protection scope of the present application. In addition, the appended claims of the present application are intended to cover all changes and modifications falling within the scope and boundary of the appended claims, or the equivalent forms of such scope and boundary.

Claims

1. An anti-clogging exhaust filter structure for a vacuum high-temperature sintering furnace, comprising: The base (1) is characterized in that: a high-temperature sintering furnace body (2) is provided on one side of the base (1), an exhaust filter assembly (3) is provided on one side of the high-temperature sintering furnace body (2), a cleaning assembly (4) is provided in the exhaust filter assembly (3), and a moving assembly (5) is provided at the bottom of the base (1).

2. The anti-clogging exhaust filter structure of a vacuum high-temperature sintering furnace according to claim 1, characterized in that: The exhaust filter assembly (3) comprises an installation box (31) arranged on one side of the high-temperature sintering furnace body (2), a filter screen (32) being arranged on one side of the installation box (31), a stop valve (33) being arranged on the side of the installation box (31) away from the high-temperature sintering furnace, and a vacuum pump (38) being arranged on the side of the stop valve (33) away from the installation box (31).

3. The anti-clogging exhaust filter structure of a vacuum high-temperature sintering furnace according to claim 2, characterized in that: The stop valve (33) is provided with a mounting seat (34) at the top, a screw (35) is spirally provided in the middle of the mounting seat (34), a valve core (36) is provided at the bottom of the screw (35), and the valve core (36) is located in the stop valve (33). A handle (37) is provided at the top of the screw (35).

4. The anti-clogging exhaust filter structure of a vacuum high-temperature sintering furnace according to claim 3, characterized in that: The cleaning assembly (4) comprises a dust guide housing (41) arranged at the bottom of the installation box (31); a dust collector (43) is arranged on the base (1) on one side of the installation box (31); the dust guide housing (41) and the dust collector (43) are connected via a connecting pipe (42); and a dust storage box (44) is spirally arranged on one side of the dust collector (43).

5. The anti-clogging exhaust filter structure of a vacuum high-temperature sintering furnace according to claim 4, characterized in that: A telescopic cylinder (45) is provided on the top of the installation box (31), a telescopic rod of the telescopic cylinder (45) passes through the installation box (31), a sealing plug (46) corresponding to the dust guide shell (41) is provided at the bottom of the telescopic rod of the telescopic cylinder (45), a cleaning brush (47) is provided on the outer side of the telescopic rod of the telescopic cylinder (45), and the cleaning brush (47) contacts the filter (32), and a sealing bearing (48) is provided at the position of the telescopic rod of the telescopic cylinder (45) on the top of the installation box (31).

6. The anti-clogging exhaust filter structure of a vacuum high-temperature sintering furnace according to claim 5, characterized in that: The moving assembly (5) comprises a pair of telescopic cylinders (51) symmetrically arranged at the bottom of the base (1); a lifting plate (52) is arranged at the bottom of the telescopic rods of the two telescopic cylinders (51); a pair of lifting guide rails (53) are symmetrically arranged on the inner walls on both sides of the bottom of the base (1); and guide rail grooves (54) are provided on both sides of the lifting plate (52) at positions corresponding to the lifting guide rails (53).

7. The anti-clogging exhaust filter structure of a vacuum high-temperature sintering furnace according to claim 6, characterized in that: Universal casters (55) are provided around the bottom of the lifting plate (52), supporting legs (56) are provided around the bottom of the base (1), and a second handle (57) is provided on one side of the base (1).

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