Dust collection pipeline for concrete production

Abstract

The utility model relates to the technical field of dust collection pipelines, and discloses a concrete production dust collection pipeline which comprises a connecting pipe and a dust collection pipeline body, a connecting mechanism is fixedly connected between the connecting pipe and the dust collection pipeline body, and a screening mechanism is arranged on the left side in the dust collection pipeline body. The screening mechanism comprises an assembling assembly and a fixing assembly, the assembling assembly comprises a T-shaped groove, a fixing base is fixedly connected to the inner sides of four T-shaped blocks, a filter screen is fixedly connected to the right side of the fixing base, connecting rods are fixedly connected to the periphery of the right side of the filter screen, and precise filter screens are fixedly connected to the right sides of the connecting rods. According to the dust collection pipeline for concrete production, the screening mechanism, the filter screen and the precise filter screen are all arranged in the dust collection pipeline, a fixing plate drives a long block to be inserted into a long groove, the long block and a fixing base are fixed in a threaded mode through a second bolt, and then the filter screen and the precise filter screen can be fixedly arranged in the dust collection pipeline; particulate matters in concrete can be screened, and the dust collection pipeline is only used for conveying and collecting dust.

Description

Technical Field

[0001] The utility model relates to the technical field of dust suction pipes, in particular to a dust suction pipe for concrete production. Background Art

[0002] Concrete is one of the most important civil engineering materials in contemporary times. It is an artificial stone made of cementitious materials, granular aggregates, water, and admixtures and additives added in a certain proportion when necessary, and is evenly mixed, compacted into a compact, and cured and hardened. In the process of concrete production, a large amount of dust is generated, which pollutes the environment and needs to be treated.

[0003] According to announcement number CN220697682U, a concrete production dust suction pipe comprises a connecting pipe, one end of which is provided with a dust suction head for adsorbing gas, and the outer surface of the connecting pipe is equidistantly connected with a dust suction sleeve for draining gas.

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During use, the concrete in the device raises a lot of dust during production, and the dust is usually processed by a dust suction device to avoid pollution to the surrounding environment. However, after the dust suction pipe connected to the existing dust suction device sucks concrete dust for a long time, the humid gas will be sucked into the pipe in humid weather. The accumulation of too many attachments will cause the dust suction pipe to be blocked, affecting the normal use of the dust suction device. Utility Model Content

[0006] The utility model aims to provide a dust suction pipe for concrete production to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above object, the utility model provides the following technical solution: a dust suction pipe for concrete production, comprising a connecting pipe and a dust suction pipe, the left surface of the dust suction pipe and the inside of the connecting pipe are plugged, a connecting mechanism is fixedly connected between the connecting pipe and the dust suction pipe, and a screening mechanism is arranged on the left side of the inside of the dust suction pipe;

[0008] The screening mechanism comprises an assembling component and a fixing component, wherein the fixing component is arranged on the assembling component;

[0009] The assembly component includes a T-slot, which is opened inside the left side of the dust suction duct. There are four T-slots, and T-blocks are slidably connected inside the four T-slots. A fixed seat is fixedly connected to the inner side of the four T-blocks. A filter is fixedly connected to the right side of the fixed seat. Connecting rods are fixedly connected all around the right side of the filter, and a precision filter is fixedly connected to the right side of the connecting rod.

[0010] Preferably, the filter screen and the precision filter screen are both arranged inside the dust collection duct, the outer diameters of the filter screen and the precision filter screen are the same, the diameter of the holes opened by the precision filter screen is smaller than the diameter of the holes opened by the filter screen, and the filter screen and the precision filter screen can be arranged to screen the particulate matter in the concrete.

[0011] Preferably, the fixing assembly includes an arc-shaped slide groove, which is opened around the inner wall of the dust suction duct, and an annular slider is slidably connected inside the arc-shaped slide groove, and a fixing plate is fixedly connected to the inner side of the annular slider, and a rotating ring is fixedly connected to the right side of the fixing plate, and the rotating ring is arranged on the right side of the T-block, and a long block is fixedly connected to the side of the fixing plate close to the fixing seat, and a long groove is opened inside the fixing seat, and a second bolt is threadedly connected to the long block and the fixing seat.

[0012] Preferably, the number of the arc-shaped slide grooves is four, and the four arc-shaped slide grooves are all arranged on one side of the four T-shaped grooves.

[0013] Preferably, both sides of the long groove are set to be openings, the surface of the long block is plugged into the interior of the long groove, and the long block and the fixing seat are threadedly fixed, so that the filter screen and the precision filter screen can be fixed in the dust collection duct.

[0014] Preferably, the connecting mechanism includes a connecting ring, which is fixedly connected to the left side surface of the dust collection pipe, and the connecting ring surface is fixedly connected with connecting plates on all sides, and the connecting pipe surface is fixedly connected with connecting seats on all sides, and a rectangular groove is provided inside the connecting seat, and the rectangular groove is set to be openings on the side away from the connecting pipe and on both ends. The connecting seat is fixedly connected with a limiting plate on the side away from the connecting plate, and the limiting plate is fixedly connected with a spring on the side close to the connecting plate, and the other side of the spring is fixedly connected with an insert block, and the first bolt is threadedly connected to the insert block and the connecting plate, and a slot is provided inside the connecting plate.

[0015] Preferably, the number of the connecting plates is four, and the four connecting plates are all arranged on the surface of the connecting pipe. The left and right sides of the slot are arranged as openings. The surface of the plug block is plugged into the inside of the slot, and the plug block is plugged into the slot, which can ensure the firm installation of the connecting pipe and the dust collection pipe.

[0016] Compared with the prior art, the utility model provides a concrete production dust suction pipeline, which has the following beneficial effects:

[0017] 1. The concrete production dust collection pipe is provided with a screening mechanism. When the screening mechanism is running, the fixed seat drives the T-block to be inserted into the T-slot, so that the filter and the precision filter are both arranged in the dust collection pipe. When the fixed plate is moved, the fixed plate drives the long block to be inserted into the long slot, and the long block and the fixed seat are threadedly fixed by the second bolt. At this time, the filter and the precision filter can be fixed in the dust collection pipe, and the particles in the concrete can be screened. The dust collection pipe only transports and collects dust.

[0018] 2. The concrete production dust collection pipe is provided with a connecting mechanism. When the connecting mechanism is in operation, the dust collection pipe is inserted into the connecting pipe. Under the rebound force of the spring, the spring drives the plug to be inserted into the slot. The plug and the connecting plate are threadedly fixed by the first bolt, so that the connecting pipe and the dust collection pipe can be installed firmly. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0020] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the structure of the assembly components and the dust collection duct;

[0022] Figure 3 It is a schematic diagram of the structure of the assembly components;

[0023] Figure 4 It is a schematic diagram of the structure of the fixed component;

[0024] Figure 5 for Figure 4 The enlarged structural diagram at A in the middle;

[0025] Figure 6 is a structural schematic diagram of the connecting mechanism;

[0026] Figure 7 for Figure 5 Enlarged structural diagram at B in the middle.

[0027] In the figure: 1. connecting pipe; 2. dust suction pipe; 3. connecting mechanism; 31. connecting ring; 32. connecting plate; 33. plug-in block; 34. slot; 35. first bolt; 36. connecting seat; 37. limit plate; 38. spring; 39. rectangular groove; 4. screening mechanism; 41. assembly component; 411. T-slot; 412. T-block; 413. connecting rod; 414. precision filter; 415. filter; 416. fixed seat; 42. fixing component; 421. second bolt; 422. long block; 423. fixing plate; 424. arc slide; 425. annular slider; 426. long groove; 427. rotating ring. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] The utility model provides the following technical solutions:

[0031] Embodiment 1

[0032] Combination Figures 1 to 5 A dust suction pipe for concrete production, comprising a connecting pipe 1 and a dust suction pipe 2, the left surface of the dust suction pipe 2 is plugged into the inside of the connecting pipe 1, a connecting mechanism 3 is fixedly connected between the connecting pipe 1 and the dust suction pipe 2, and a screening mechanism 4 is arranged on the left side inside the dust suction pipe 2;

[0033] The screening mechanism 4 includes an assembling component 41 and a fixing component 42, wherein the fixing component 42 is arranged on the assembling component 41;

[0034] The assembly component 41 includes a T-slot 411, which is opened inside the left side of the dust collection pipe 2. There are four T-slots 411, and T-blocks 412 are slidably connected inside the four T-slots 411. A fixing seat 416 is fixedly connected inside the four T-blocks 412. A filter screen 415 is fixedly connected to the right side of the fixing seat 416. Connecting rods 413 are fixedly connected to the right side of the filter screen 415. A precision filter screen 414 is fixedly connected to the right side of the connecting rod 413. The filter screen 415 and the precision filter screen 414 are both arranged inside the dust collection pipe 2. The outer diameters of the filter screen 415 and the precision filter screen 414 are the same. The diameter of the hole opened in the precision filter screen 414 is smaller than the diameter of the hole opened in the filter screen 415.

[0035] The fixing assembly 42 includes an arc-shaped slide groove 424, which is provided around the inner wall of the dust collection pipe 2, and an annular slider 425 is slidably connected inside the arc-shaped slide groove 424, and a fixing plate 423 is fixedly connected inside the annular slider 425, and a rotating ring 427 is fixedly connected to the right side of the fixing plate 423, and the rotating ring 427 is arranged on the right side of the T-shaped block 412, and a long block 422 is fixedly connected to the side of the fixing plate 423 close to the fixing seat 416, and a long groove 426 is provided inside the fixing seat 416, and a second bolt 421 is threadedly connected inside the long block 422 and the fixing seat 416;

[0036] There are four arc-shaped slide grooves 424 , which are all arranged on one side of the four T-shaped grooves 411 . Both sides of the long groove 426 are arranged to be open, and the surface of the long block 422 and the inside of the long groove 426 are plugged in.

[0037] Furthermore, the fixing seat 416 drives the T-block 412 to be inserted into the T-slot 411, so that the filter 415 and the precision filter 414 are both arranged in the dust collection duct 2, and when the fixing plate 423 is moved, the fixing plate 423 drives the long block 422 to be inserted into the long slot 426, and the long block 422 and the fixing seat 416 are threadedly fixed by the second bolt 421. At this time, the filter 415 and the precision filter 414 are fixedly arranged in the dust collection duct 2, and the particles in the concrete can be screened, and the dust collection duct 2 only transports and collects dust.

[0038] Embodiment 2

[0039] See also Figure 1-7, and on the basis of the first embodiment, the connecting mechanism 3 further comprises a connecting ring 31, the connecting ring 31 is fixedly connected to the left side surface of the dust collection pipe 2, the connecting ring 31 surface is fixedly connected with connecting plates 32 all around, the connecting pipe 1 surface is fixedly connected with connecting seats 36 all around, a rectangular groove 39 is provided inside the connecting seat 36, the rectangular groove 39 is set to be openings on the side away from the connecting pipe 1 and on both the left and right ends, the connecting seat 36 is fixedly connected to a limiting plate 37 on the side away from the connecting plate 32, the limiting plate 37 is fixedly connected to a spring 38 on the side close to the connecting plate 32, and the other side of the spring 38 is fixedly connected to an insert block 33, the insert block 33 and the connecting plate 32 are both threadedly connected with a first bolt 35, a slot 34 is provided inside the connecting plate 32, and there are four connecting plates 32, all of which are set on the surface of the connecting pipe 1, the left and right sides of the slot 34 are set to openings, and the surface of the insert block 33 and the inside of the slot 34 are plugged in.

[0040] Furthermore, the dust collection pipe 2 is inserted into the connecting pipe 1. Under the rebound force of the spring 38, the spring 38 drives the plug 33 to be inserted into the slot 34. The plug 33 and the connecting plate 32 are threadedly fixed by the first bolt 35, so that the connecting pipe 1 and the dust collection pipe 2 can be installed firmly.

[0041] In actual operation, when this device is used, when it is necessary to absorb the dust generated by concrete production, it is first necessary to prevent the relatively large particles in the concrete from being absorbed and clogging the dust suction pipe 2. At this time, the fixed seat 416 can drive the T-block 412 to be inserted into the T-slot 411, so that the filter 415 and the precision filter 414 are both arranged in the dust suction pipe 2, and then the fixed plate 423 is moved so that the fixed plate 423 drives the annular slider 425 to slide in the arc-shaped slide groove 424. At the same time, the fixed plate 423 can also drive the long block 422 to be inserted into the long groove 426, and the long block 422 and the fixed seat 416 are threadedly fixed by the second bolt 421. At this time, the filter 415 and the precision filter 414 are fixedly arranged in the dust suction pipe 2, and the particles in the concrete can be screened. The dust suction pipe 2 only transports and collects dust;

[0042] After the dust collection pipe 2 is inserted into the connecting pipe 1, under the rebound force of the spring 38, the spring 38 drives the plug 33 to be inserted into the slot 34, and the plug 33 and the connecting plate 32 are threadedly fixed by the first bolt 35, so that the connecting pipe 1 and the dust collection pipe 2 can be installed firmly.

[0043] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A dust suction pipe for concrete production, comprising a connecting pipe (1) and a dust suction pipe (2), characterized in that: The left side surface of the dust suction pipe (2) is plugged into the interior of the connecting pipe (1), a connecting mechanism (3) is fixedly connected between the connecting pipe (1) and the dust suction pipe (2), and a screening mechanism (4) is provided on the left side of the interior of the dust suction pipe (2); The screening mechanism (4) comprises an assembling component (41) and a fixing component (42), wherein the fixing component (42) is arranged on the assembling component (41); The assembly component (41) comprises a T-shaped slot (411), wherein the T-shaped slot (411) is arranged inside the left side of the dust collection pipe (2), and the number of the T-shaped slots (411) is four, and the four T-shaped slots (411) are slidably connected with T-shaped blocks (412) inside, and the inner sides of the four T-shaped blocks (412) are fixedly connected with a fixing seat (416), and the right side of the fixing seat (416) is fixedly connected with a filter screen (415), and the right side of the filter screen (415) is fixedly connected with connecting rods (413) all around, and the right side of the connecting rod (413) is fixedly connected with a precision filter screen (414).

2. A dust suction pipe for concrete production according to claim 1, characterized in that: The filter screen (415) and the precision filter screen (414) are both arranged inside the dust collection duct (2); the outer diameters of the filter screen (415) and the precision filter screen (414) are the same; the diameter of the holes formed in the precision filter screen (414) is smaller than the diameter of the holes formed in the filter screen (415).

3. A dust suction pipe for concrete production according to claim 1, characterized in that: The fixing assembly (42) comprises an arc-shaped slide groove (424), wherein the arc-shaped slide groove (424) is provided around the inner wall of the dust collection pipe (2), an annular slider (425) is slidably connected inside the arc-shaped slide groove (424), a fixing plate (423) is fixedly connected inside the annular slider (425), a rotating ring (427) is fixedly connected to the right side of the fixing plate (423), the rotating ring (427) is arranged on the right side of the T-shaped block (412), a long block (422) is fixedly connected to the side of the fixing plate (423) close to the fixing seat (416), a long groove (426) is provided inside the fixing seat (416), and a second bolt (421) is threadedly connected inside the long block (422) and the fixing seat (416).

4. A dust suction pipe for concrete production according to claim 3, characterized in that: The number of the arc-shaped sliding grooves (424) is four, and the four arc-shaped sliding grooves (424) are all arranged on one side of the four T-shaped grooves (411).

5. A dust suction pipe for concrete production according to claim 3, characterized in that: Both sides of the long slot (426) are arranged to be open, and the surface of the long block (422) and the interior of the long slot (426) are plugged into each other.

6. A dust suction pipe for concrete production according to claim 1, characterized in that: The connecting mechanism (3) comprises a connecting ring (31), the connecting ring (31) being fixedly connected to the left side surface of the dust collection pipe (2), the connecting ring (31) being fixedly connected to connecting plates (32) on all sides of the surface, the connecting pipe (1) being fixedly connected to connecting seats (36) on all sides of the surface, the connecting seat (36) being provided with a rectangular groove (39) inside, the rectangular groove (39) being provided with openings on the side away from the connecting pipe (1) and on both left and right ends, the connecting seat (36) being fixedly connected to a limiting plate (37) on the side away from the connecting plate (32), the limiting plate (37) being fixedly connected to a spring (38) on the side close to the connecting plate (32), the spring (38) being fixedly connected to an insert block (33) on the other side, the insert block (33) and the connecting plate (32) being threadedly connected to first bolts (35) inside, and the connecting plate (32) being provided with a slot (34) inside.

7. A dust suction pipe for concrete production according to claim 6, characterized in that: There are four connecting plates (32), and the four connecting plates (32) are all arranged on the surface of the connecting pipe (1). The left and right sides of the slot (34) are both arranged as openings, and the surface of the plug block (33) and the inside of the slot (34) are plugged into each other.

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