Dust feeding device in filter material performance test

Abstract

The utility model discloses a dust feeding device in a filter material performance test, which comprises a dust feeder, the dust feeder comprises a mounting seat, a bracket, a bottom plate, a dust related pipe, a pressing plate, a positioning rod, a connecting pipe, a joint, a guide pipe and a dust feeding mechanism, and solves the problems that in the existing filter material performance test process, dust feeding operation needs to be carried out on a filter material, and the efficiency is high. However, when an existing dust feeding device conveys dust, the position between a dust feeding mechanism and a dust related pipe in the dust feeding device cannot be well adjusted, so that the dust in the device cannot be well fed into a testing device, and part of the dust is left in the dust feeding device, so that the filtering performance of the filtering material can be obtained. The problem that the performance test result of the filter material is deviated due to the fact that the dust in the surrounding environment is possibly fed into the test device in the dust feeding process is solved, and the problem that the performance test result of the filter material is deviated due to the fact that the dust in the surrounding environment is possibly fed into the test device is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter material test technical field, especially in filter material performance test among them feeds dust device. BACKGROUND

[0002] Air filter material is used universally in air circulation system, internal combustion engine air cleaner and a series of scenes such as daily life, work, in recent years, purification engineering and purification equipment gradually develop towards energy-saving low-consumption type to the technical performance requirement of filter material, and the requirement to environment and air purification is higher and higher, and the various performance index requirement of air purification material is also higher and higher, so the performance test of air filter material is increasingly strict.

[0003] In the existing filter material performance test process, the filter material needs to be fed dust operation to obtain the filtration performance of filter material, but the feeding dust mechanism in the existing feeding dust device cannot be well adjusted with the dust pipe when conveying dust, so that the dust in the device cannot be well sent into the test device, and part of the dust may be left in the feeding dust device, which will cause the deviation of filter material performance test result, and the dust in the surrounding environment may also be sent into the test device during the feeding dust process, which will cause the deviation of filter material performance test result. UTILITY MODEL CONTENTS

[0004] The application provides a kind of feeding dust device in filter material performance test, can solve the problem that the feeding dust effect of feeding dust device is not ideal, part of dust may be left in the feeding dust device and the dust in the surrounding environment may be sent into the test device by feeding dust device during the feeding dust process, causing the deviation of filter material performance test result.

[0005] The application provides a dust feeding device in filter material performance test, which comprises a working house and a dust feeder, the dust feeder is placed in the working house, the dust feeder comprises a mounting seat, a support, a bottom plate, a dust pipe, a pressing plate, a positioning rod, a connecting pipe, a joint, a guide pipe and a dust feeding mechanism, a conveying belt is rotationally connected in the mounting seat, a stepping motor one for driving the conveying belt is installed on one side of the conveying belt, a hollow groove is formed in the mounting seat, supports are arranged on the two sides of the hollow groove, a bottom plate is installed between the supports, the bottom plate and the supports are fixed through bolts, an arc-shaped groove is formed in the support, the bolts slide in the arc-shaped groove, the dust pipe is arranged on the bottom plate, the pressing plate is arranged on the dust pipe, positioning rods are arranged on the two sides of the dust pipe, the pressing plate slides on the positioning rods, a butterfly nut matched with the positioning rod is arranged at one end of the positioning rod, the connecting pipe is installed on the dust pipe, the joint is installed on the connecting pipe, the guide pipe is installed at one end of the connecting pipe, the dust feeding mechanism is installed on the mounting seat and located at the back side of the support, and the working house is arranged on the outer side of the dust feeder.

[0006] Further, the two sides of the hollow groove are provided with baffle plates, the baffle plates are fixedly connected to the mounting seat, the baffle plates are located on the inner sides of the supports, one side of the baffle plate at one end is provided with a scale, and the scale is inlaid in the mounting seat.

[0007] Further, the dust feeding mechanism comprises support seats, a stepping motor two, a dust feeding roller and a mounting frame, the support seats are fixedly connected to the mounting seat and arranged on the two sides of the hollow groove, the dust feeding roller is rotationally connected between the support seats, the mounting frame is installed on the support seat at one side, the stepping motor two is installed in the mounting frame, and the output shaft of the stepping motor two is fixedly connected with the dust feeding roller.

[0008] Further, one end of the dust pipe is in an inclined shape.

[0009] Further, the working house comprises a house frame built by a profile and a baffle, the baffle is installed on the house frame, a door is installed on one side of the house frame, a pipeline is arranged on one side of the working house, the pipeline is fixedly connected with the baffle, a supporting rod is arranged in the working house, the supporting rod is fixedly connected with the baffle, a supporting strip is fixedly connected to the lower surface of the supporting rod, a fixing seat is fixedly connected to the supporting strip, a dust guide pipe is fixedly connected to the fixing seat, one end of the dust guide pipe is connected with the guide pipe through a hose, and the other end of the dust guide pipe extends into the pipeline.

[0010] Further, the detachable connection installation of the pipeline is provided with a diffuser, the diffuser comprises a mounting disc, a connecting rod and a diffusion disc, the mounting disc is detachably connected with the pipeline, the mounting disc is provided with an opening, the diffusion disc is located on one side of the mounting disc, and the mounting disc and the diffusion disc are fixed through the connecting rod.

[0011] To sum up, in the present application, the dust feeding device in the performance test of the filtering material can control the angle of the dust feeding pipe and the distance from the dust feeding mechanism through the arc-shaped groove, the nut, the positioning rod and the butterfly bolt on the supporting frame, so that the dust feeding effect of the dust feeding mechanism can be greatly improved, the dust feeder is placed in the working house to isolate the internal environment from the surrounding environment, the environment difference can be caused, and the influence of the dust in the surrounding environment on the test experiment can be greatly reduced. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 Fig. 1 is a perspective view of the dust feeder in the utility model;

[0013] Figure 2 Fig. 2 is a top view of the dust feeder in the utility model;

[0014] Figure 3 Fig. 3 is a sectional view along AA in the utility model; Figure 2

[0015] Fig. 4 is a sectional view along BB in the utility model; Figure 4 Figure 3 Fig. 5 is an enlarged view of B in the utility model;

[0016] Figure 5 Fig. 6 is a perspective view of the working house in the utility model;

[0017] Figure 6 Fig. 7 is a sectional view of the working house in the utility model;

[0018] Figure 7 Fig. 8 is a structural schematic view of the diffuser in the utility model.

[0019] Fig. 1 is a perspective view of the dust feeder in the utility model;Fig. 2 is a top view of the dust feeder in the utility model; Fig. 3 is a sectional view along AA in the utility model; Fig. 4 is a sectional view along BB in the utility model; Fig. 5 is an enlarged view of B in the utility model; Fig. 6 is a perspective view of the working house in the utility model; Fig. 7 is a sectional view of the working house in the utility model; Fig. 8 is a structural schematic view of the diffuser in the utility model. DETAILED DESCRIPTION

[0020] The following described is only the preferred embodiment of the utility model, the protection scope is not only limited to this example, all belongs to the technical scheme under the idea of the utility model should belong to the protection scope of the utility model for the ordinary skilled in the art. Meanwhile, it should be pointed out that, for the ordinary skilled in the art, under the premise of not departing from the principle of the utility model, a number of improvements and refinements, these improvements and refinements should also be considered as the protection scope of the utility model.

[0021] As Figures 1 to 4 The dust feeding device in the performance test of filter material includes a dust feeder, the dust feeder includes a mounting seat 1, a support 3, a bottom plate 4, a dust feeding pipe 5, a pressing plate 23, a positioning rod 6, a connecting pipe 8, a joint, a conduit 9 and a dust feeding mechanism 10, a conveying belt is installed in the mounting seat 1 and moves in the mounting seat 1, the test dust is placed on the conveying belt, a stepping motor one is arranged on one side of the conveying belt, the output shaft of the stepping motor one is fixedly connected with one end of the conveying belt, and the stepping motor one is installed in the mounting seat 1, and the stepping motor one is used to drive the conveying belt to move.

[0022] A hollow groove 2 is formed in the mounting seat 1, the lower surface of the hollow groove 2 is flush with the upper surface of the conveying belt, one support 3 is fixedly connected with each side of the hollow groove 2, the bottom plate 4 is arranged between the two supports 3 and is fixed by bolts between the support 3, the arc-shaped groove 11 is formed in the support 3, the bolt slides in the arc-shaped groove 11, and the inclination angle of the bottom plate 4 can be adjusted by loosening the bolt, the dust feeding pipe 5 is arranged on the upper surface of the bottom plate 4, the positioning rod 6 is arranged on both sides of the dust feeding pipe 5 and is fixedly connected with the bottom plate 4 at one end, the pressing plate 23 is arranged on the upper surface of the dust feeding pipe 5 and slides on the positioning rod 6, the wing nut 7 is arranged at the other end of the positioning rod 6, the wing nut 7 cooperates with the positioning rod 6, the pressing plate 23 can be pressed tightly on the bottom plate 4 by rotating the wing nut 7, the position of the dust feeding pipe 5 can also be adjusted by loosening the wing nut 7, the Venturi ejector is fixedly connected with one end of the dust feeding pipe 5, the conduit 9 is fixedly connected with the other end of the Venturi ejector, the joint is fixedly connected with the side of the Venturi ejector and is used for connecting the air pump, and the dust feeding mechanism 10 is arranged at the other end of the dust feeding pipe 5 and is installed on the mounting seat 1, the working house is arranged outside the dust feeder and the dust feeder is placed in the working house.

[0023] Further, one baffle 12 is fixedly connected with each side of the hollow groove 2, the baffles 12 on both sides can prevent excessive leakage of the dust from both sides during the movement of the conveying belt, causing inaccurate test data, and the side of one baffle 12 is provided with a scale 13, the scale 13 is inlaid in the mounting seat 1, and the scale 13 can be used for the accuracy of the dust spinning.

[0024] The dust feeding mechanism 10 comprises a support seat 101, a stepping motor two 102, a dust feeding roller 103, and a mounting rack 104. One support seat 101 is fixedly connected to each side of the empty slot 2, and the support seat 101 is located outside the baffle 12 and at the rear side of the support 3. The dust feeding roller 103 is arranged between the two support seats 101 and is rotatably connected to the support seat 101. A plurality of grooves are uniformly arranged on the dust feeding roller 103, which are used to dig the dust on the conveying belt and send the dust into the dust pipe 5 through rotation. The mounting rack 104 is fixedly connected to one of the two support seats 101, and the stepping motor two 102 is installed in the mounting rack 104. The output shaft of the stepping motor two 102 is fixedly connected to the dust feeding roller 103. The dust feeding roller 103 is driven to rotate by the stepping motor two 102 to cooperate with the conveying belt in the mounting seat 1. When the conveying belt moves forward by one step, the dust feeding roller 103 is driven to rotate by one step by the stepping motor two 102. The grooves on the dust feeding roller 103 dig the dust on the conveying belt and send the dust into the dust pipe 5.

[0025] As shown in the drawings, Figure 4 One end of the dust pipe 5 is inclined. The inclined arrangement can better cooperate with the dust feeding roller 103 and can scrape the dust left on the conveying belt and send the dust into the dust pipe 5 when the conveying belt rotates.

[0026] As shown in the drawings, Figures 5 to 7 The working house comprises a house frame 14 built by profiles and a baffle 15. The door is rotatably connected to the house frame 14. The pipeline 16 is fixedly connected to one side of the working house, and the other end of the pipeline 16 is connected to the testing equipment. The support rod 17 is arranged below the pipeline 16 and is fixedly connected to the baffle 15. The support strip 18 is fixedly connected to the lower surface of the support rod 17. The fixing seat 19 is fixedly connected to the support strip 18. The dust guide pipe 20 is fixedly connected to the fixing seat 19. One end of the dust guide pipe 20 is connected to the guide pipe 9 through a hose. The other end of the dust guide pipe 20 extends into the pipeline 16.

[0027] Further, the diffuser 21 is detachably connected in the pipeline 16. The diffuser 21 comprises a mounting disc a, a connecting rod b, and a diffusion disc c. The mounting disc a is fixedly connected to the pipeline 16 through a bolt and a nut. The diffusion disc c is arranged on one side of the mounting disc a. The mounting disc a and the diffusion disc c are fixedly connected through the connecting rod b. A plurality of openings 22 are arranged on the diffusion disc c. The dust is sent out by the dust feeder, sent into the pipeline 16 through the dust guide pipe 20, and finally impacts on the diffusion disc c and is dispersed. The dispersed dust is discharged from the openings on the diffusion disc c. In this way, the dust can be fully diffused, and each part of the filter material can receive the dust, thereby increasing the accuracy of the experiment.

[0028] The utility model working principle: dust is placed in the dust feeder's conveyer belt, the conveyer belt removes through the drive of step motor one, step motor one and step motor two 102 cooperate with each other, when step motor one rotates once, step motor two 102 also rotates once, step motor two 102 will drive dust feeder roller 103 to rotate once, the groove on dust feeder roller 103 will drive a part of dust on the conveyer belt to send into dust pipe 5, and dust pipe 5 can be adjusted with the direct distance and angle of dust feeder roller 103 by loosening bolt and butterfly nut 7, this greatly increases the dust feeding effect of dust feeder roller 103, and the one end of dust pipe 5 is inclined, this not only increases the dust feeding effect of dust feeder roller 103, but also can scrape the residual of conveyer belt and send into dust pipe 5, under the action of air pump, dust will enter into dust pipe 5, connecting pipe 8, duct 9 in turn, finally through hose into dust pouring pipe, finally into pipeline 16, then by pipeline 16 to send to test equipment, and the working house can separate dust feeder from the surrounding environment, produces environment difference, this greatly reduces the influence of dust in the surrounding environment on test.

Claims

1. A dust feeder for use in a test of the performance of a filter material, comprising a dust feeder, characterised in that The dust feeder comprises a mounting base (1), a support (3), a bottom plate (4), a dust pipe (5), a pressing plate (23), a positioning rod (6), a connecting pipe (8), a joint, a guide pipe (9) and a dust feeding mechanism (10), a conveying belt is rotatably connected in the mounting base (1), a stepping motor one for driving the conveying belt is installed on one side of the conveying belt, a hollow groove (2) is formed in the mounting base (1), the support (3) is arranged on both sides of the hollow groove (2), the bottom plate (4) is installed between the supports (3), the bottom plate (4) and the support (3) are fixed by bolts, an arc-shaped groove (11) is formed in the support (3), the bolt slides in the arc-shaped groove (11), the dust pipe (5) is arranged on the bottom plate (4), the pressing plate (23) is arranged on the dust pipe (5), the positioning rod (6) is arranged on both sides of the dust pipe (5), the pressing plate (23) slides on the positioning rod (6), the butterfly nut (7) matched with the positioning rod (6) is arranged at one end of the positioning rod (6), the connecting pipe (8) is installed on the dust pipe (5), the joint is installed on the connecting pipe (8), the guide pipe (9) is installed at one end of the connecting pipe (8), the dust feeding mechanism (10) is installed on the mounting base (1) and located at the back side of the support (3), and a working house is arranged outside the dust feeder.

2. The dust feeding device for testing the performance of filter material according to claim 1, wherein, The dust feeder comprises a mounting base (1), a support (3), a bottom plate (4), a dust pipe (5), a pressing plate (23), a positioning rod (6), a connecting pipe (8), a joint, a guide pipe (9) and a dust feeding mechanism (10), a conveying belt is rotatably connected in the mounting base (1), a stepping motor one for driving the conveying belt is installed on one side of the conveying belt, a hollow groove (2) is formed in the mounting base (1), the support (3) is arranged on both sides of the hollow groove (2), the bottom plate (4) is installed between the supports (3), the bottom plate (4) and the support (3) are fixed by bolts, an arc-shaped groove (11) is formed in the support (3), the bolt slides in the arc-shaped groove (11), the dust pipe (5) is arranged on the bottom plate (4), the pressing plate (23) is arranged on the dust pipe (5), the positioning rod (6) is arranged on both sides of the dust pipe (5), the pressing plate (23) slides on the positioning rod (6), the butterfly nut (7) matched with the positioning rod (6) is arranged at one end of the positioning rod (6), the connecting pipe (8) is installed on the dust pipe (5), the joint is installed on the connecting pipe (8), the guide pipe (9) is installed at one end of the connecting pipe (8), the dust feeding mechanism (10) is installed on the mounting base (1) and located at the back side of the support (3), and a working house is arranged outside the dust feeder.

3. The dust feeding device for testing the performance of filter material according to claim 2, characterized in that, The dust feeder comprises a mounting base (1), a support (3), a bottom plate (4), a dust pipe (5), a pressing plate (23), a positioning rod (6), a connecting pipe (8), a joint, a guide pipe (9) and a dust feeding mechanism (10), a conveying belt is rotatably connected in the mounting base (1), a stepping motor one for driving the conveying belt is installed on one side of the conveying belt, a hollow groove (2) is formed in the mounting base (1), the support (3) is arranged on both sides of the hollow groove (2), the bottom plate (4) is installed between the supports (3), the bottom plate (4) and the support (3) are fixed by bolts, an arc-shaped groove (11) is formed in the support (3), the bolt slides in the arc-shaped groove (11), the dust pipe (5) is arranged on the bottom plate (4), the pressing plate (23) is arranged on the dust pipe (5), the positioning rod (6) is arranged on both sides of the dust pipe (5), the pressing plate (23) slides on the positioning rod (6), the butterfly nut (7) matched with the positioning rod (6) is arranged at one end of the positioning rod (6), the connecting pipe (8) is installed on the dust pipe (5), the joint is installed on the connecting pipe (8), the guide pipe (9) is installed at one end of the connecting pipe (8), the dust feeding mechanism (10) is installed on the mounting base (1) and located at the back side of the support (3), and a working house is arranged outside the dust feeder.

4. The dust feeding device for testing the performance of filter material according to claim 3, wherein, One end of the dust pipe (5) is inclined.

5. The dust feeding device for testing the performance of filter material according to claim 4, wherein, The working house comprises a house frame (14) built with section bars and a baffle (15), the baffle (15) is installed on the house frame (14), a door is installed on one side of the house frame (14), a pipeline (16) is arranged on one side of the working house, the pipeline (16) is fixedly connected with the baffle (12), a supporting rod (17) is arranged in the working house, the supporting rod (17) is fixedly connected with the baffle (12), a supporting strip (18) is fixedly connected to the lower surface of the supporting rod (17), a fixing seat (19) is fixedly connected to the supporting strip (18), a dust guide pipe (20) is fixedly connected to the fixing seat (19), one end of the dust guide pipe (20) is connected with the guide pipe (9) through a hose, and the other end of the dust guide pipe (20) extends into the pipeline (16).

6. The dust feeding device for testing the performance of filter material according to claim 5, wherein, A diffuser (21) is detachably connected and installed in the pipeline (16), the diffuser (21) comprises a mounting disc (a), a connecting rod (b) and a diffusion disc (c), the mounting disc (a) is detachably connected with the pipeline (16), the mounting disc (a) is provided with an opening (22), the diffusion disc (c) is located on one side of the mounting disc (a), and the mounting disc (a) and the diffusion disc (c) are fixed through the connecting rod (b).

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