Reamer type pipeline breaking valve for treating scabs of liquid materials

Abstract

Compared with the prior art, the reamer type pipeline breaking valve for treating the liquid material scabs has the advantages that the scabed materials in a conveying pipe can be broken, the pipeline blocking risk is reduced, the reamer type pipeline breaking valve comprises a valve body, a first pipe and a second pipe, and the first pipe and the second pipe are perpendicularly connected and communicated. A first flange and a second flange are respectively arranged at two ends of the first pipe; the crushing shaft is coaxially and rotatably arranged in the second pipe, a crushing tooth group is arranged on the inner side wall of the second pipe, and a reamer blade group is arranged on the peripheral surface of the crushing shaft; and the driving motor is in driving connection with the crushing shaft and is used for driving the crushing shaft to rotate along the axis.

Description

TECHNICAL FIELD

[0001] The utility model relates to alumina production equipment technical field especially relates to a reamer type pipeline breaking valve for treating liquid material scab. BACKGROUND

[0002] In the production process of alumina, sodium aluminate solution needs to be pressure filtered to obtain filter cake, and then the filter cake is mixed and stirred with clean water and delivered to the next process through a pipeline. However, during the mixing and stirring process of the filter cake and the clean water, the material in the filter cake may scab and is not easy to be dispersed by stirring. The scab is easy to block the pipeline during delivery. After the pipeline is blocked, it needs to be cleaned and dredged, which reduces the production efficiency and poses a great safety risk during pipeline cleaning. SUMMARY

[0003] The utility model discloses a reamer type pipeline breaking valve for treating liquid material scab, which can break the scabbed material in the delivery pipe and reduce the risk of pipeline blockage.

[0004] To achieve the above-mentioned purpose, the technical scheme of the utility model is as follows: a reamer type pipeline breaking valve for treating liquid material scab, comprising:

[0005] A valve body includes a first pipe and a second pipe connected vertically and in communication. The first pipe has a first flange and a second flange at both ends.

[0006] A pulverizing shaft is coaxially arranged in the second pipe. A pulverizing tooth group is arranged on the inner side wall of the second pipe. A reamer blade group is arranged on the outer periphery of the pulverizing shaft.

[0007] A drive motor is drivingly connected to the pulverizing shaft for driving the pulverizing shaft to rotate along the axis.

[0008] Further, the pulverizing tooth group includes two groups symmetrically arranged about the axis of the first pipe. Each group of pulverizing teeth includes a plurality of uniformly spaced along the axial direction of the second pipe. The reamer blade group includes a plurality of reamer blades uniformly spaced along the axial direction.

[0009] Further, the reamer blade is fixedly connected to the pulverizing shaft.

[0010] Further, the plurality of reamer blades are uniformly spaced along the circumference of the pulverizing shaft.

[0011] Further, the two ends of the pulverizing shaft are detachably fixedly connected to connecting shafts, and the two connecting shafts are rotatably connected to the two ends of the second pipe.

[0012] Further, the two connecting shafts are in axial sliding fit with the two ends of the second pipe, one connecting shaft is coaxially provided with a rotating disc outside the end of the second pipe, the rotating disc is provided with an elastic element and an axial adjusting element between the second pipe, the elastic element can provide axial elastic force to the rotating disc, the axial adjusting element can provide adjusting force to the rotating disc in the opposite direction of the elastic force, the connecting shaft and the rotating disc are in axial anti-movement fit.

[0013] Further, the flange disc is provided on the side of the rotating disc away from the second pipe, the flange disc is coaxially provided with a threaded hole, the elastic element is a compression spring provided between the rotating disc and the end of the second pipe, and the axial adjusting element is a threaded cylinder screw-connected with the threaded hole.

[0014] Further, the end of the second pipe is detachably fixedly connected with a first connecting piece, the flange disc is detachably arranged at the end of the first connecting piece, the first connecting piece is in sealing fit with the end of the second pipe, and the first connecting piece is provided in rotating sealing fit with the connecting shaft.

[0015] Further, the other end of the second pipe is connected with a gear box, the gear box is rotatably provided with a transmission sleeve coaxial with the second pipe, the transmission sleeve is in sleeve fit with the other connecting shaft, the transmission sleeve is provided with a transmission key on the inner circumferential surface, and the outer circumferential surface of the other connecting shaft is adaptively provided with a key groove.

[0016] Further, the second connecting piece is provided between the second pipe and the gear box, one end of the second connecting piece is in sealing fit with the second pipe, the other end is detachably connected with the gear box, and the second connecting piece is provided with a fit sleeve in rotating sealing fit with the connecting shaft.

[0017] The utility model discloses a kind of pipe breaking valves of reamer type for processing liquid material scab, compared with prior art, it has the following beneficial effects: scab material in conveying pipe can be broken, reduce the risk of pipeline blockage, including valve body, including vertically connected and communication first pipe and second pipe, first pipe is separately provided with first flange and second flange at two ends;Pulverization shaft, coaxial rotation is arranged in second pipe, pulverization tooth group is on the inner side wall of second pipe, and reamer piece group is arranged on the outer circumferential surface of pulverization shaft;Driving motor is drivenly connected with the pulverization shaft, for driving the rotation of pulverization shaft along axis. ACCURACY OF DRAWINGS

[0018] Figure 1 It is the overall structure diagram of the utility model for processing liquid material scab reamer type pipe breaking valve Figure 1 .

[0019] Figure 2 It is the overall structure diagram of the utility model for processing liquid material scab reamer type pipe breaking valve Figure 2 .

[0020] Figure 3 For the utility model discloses a kind of reamer type pipeline breaking valves for processing liquid material scab internal structure schematic view Figure 3 。

[0021] Figure 4 For the utility model discloses a kind of reamer type pipeline breaking valves for processing liquid material scab section structure schematic view at A-A.

[0022] Figure 5 For the utility model discloses a kind of reamer type pipeline breaking valves for processing liquid material scab local enlarged structure schematic view at B.

[0023] Figure 6 For the utility model discloses a kind of reamer type pipeline breaking valves for processing liquid material scab overhead structure schematic view of valve body.

[0024] Figure 7 For the utility model discloses a kind of reamer type pipeline breaking valves for processing liquid material scab section structure schematic view of valve body at C-C.

[0025] Figure 8 For the structure schematic view of the utility model discloses pulverizer shaft.

[0026] In the figure: 1, valve body;10, first flange;11, second flange;13, pulverizing tooth;18, first pipe;19, second pipe;2, first connecting piece;21, compression spring;22, threaded cylinder;23, hexagonal prism;24, flange plate;240, threaded hole;3, second connecting piece;31, matched sleeve;4, driving motor;41, gear box;42, bevel gear;43, transmission shaft;44, transmission sleeve;45, transmission key;

[0027] 5, pulverizer shaft;50, reamer blade;51, first connecting shaft;510, connecting disc;52, second connecting shaft;521, keyway;53, rotating disc;54, second threaded hole. DETAILED DESCRIPTION

[0028] Now the utility model is further explained in detail in conjunction with the drawings. The drawing is simplified schematic view, and only schematically illustrates the basic structure of the utility model, thus it only shows the structure related to the utility model.

[0029] To achieve the above object, referring to Figures 1-4 , the application provides a kind of reamer type pipeline breaking valves for processing liquid material scab, comprising:

[0030] Valve body 1, including vertically connected and the first pipe 18 and the second pipe 19 of communication arrangement, the two ends of first pipe are separately provided with first flange 10 and second flange 11;

[0031] The pulverizing shaft 5 is coaxially arranged in the second pipe 19, and a set of pulverizing teeth is arranged on the inner side wall of the second pipe 19. A set of reamer blades is arranged on the outer circumferential surface of the pulverizing shaft 5.

[0032] The driving motor 4 is drivingly connected with the pulverizing shaft 5, and is used to drive the pulverizing shaft to rotate along the axis.

[0033] Specifically, in operation, the first flange 10 and the second flange 11 at the two ends of the first pipe are connected with a pipe conveying material, so that the material is conveyed through the first pipe. When the material is conveyed, the driving motor 4 is operated to drive the pulverizing shaft 5 to rotate around the axis, and the set of reamer blades is driven by the pulverizing shaft to move synchronously. The set of reamer blades reciprocates through the set of pulverizing teeth. When the conveyed material has a scab, the set of reamer blades and the set of pulverizing teeth can be used to pulverize the scab, so as to reduce the risk of pipe blockage.

[0034] Further, the set of pulverizing teeth includes two sets which are symmetrically arranged with respect to the axis of the first pipe. Each set of the set of pulverizing teeth includes a plurality of pulverizing teeth which are uniformly spaced along the axis of the second pipe. The set of reamer blades includes a plurality of reamer blades 50 which are uniformly spaced along the axis.

[0035] Specifically, as an embodiment, reference is made to Figure 6 , Figure 7 The set of pulverizing teeth includes two sets, and each set includes a plurality of reamer blades 50 which are uniformly spaced. When the pulverizing shaft is arranged in the second pipe, the reamer blades 50 are located in the gaps between the pulverizing teeth 13. Through this arrangement, the reamer blades are driven to pass through the gaps between the pulverizing teeth 13 when the pulverizing shaft rotates. Thus, the scab of the material can be extruded and pulverized by the extrusion effect of the pulverizing teeth and the reamer blades, and then the material is extruded and ground between the surface of the reamer and the surface of the pulverizing teeth, so as to ensure the pulverizing effect.

[0036] Further, as a preferred embodiment, reference is made to Figure 8 The reamer blades of each set of the set of reamer blades are uniformly spaced along the axis and also uniformly spaced along the circumference within a predetermined central angle range. Thus, the reamer blades of the set of reamer blades are arranged in a spiral shape. Through this way, the pulverizing effect can be improved. The predetermined central angle is smaller than the included angle between the adjacent edges of the two sets of pulverizing teeth, so as to ensure that the set of reamer blades and the set of pulverizing teeth do not interfere with each other when the pulverizing shaft is installed, and can be smoothly inserted into the second pipe.

[0037] Further, the reamer blades and the pulverizing teeth can be made of alloy steel.

[0038] Further, as a preferred embodiment, the reamer blades 50 are fixedly connected with the pulverizing shaft. Specifically, reference is made to Figure 8 The pulverizing shaft is preferably a hollow shaft, and the reamer blades are preferably fixedly connected with the pulverizing shaft by welding. Through this arrangement, the risk of the reamer blades falling off can be reduced.

[0039] Further, the two ends of the pulverizing shaft 5 are detachably fixedly connected with connecting shafts, and the two connecting shafts are respectively in rotational cooperation with the two ends of the second pipe.

[0040] Specifically, the connecting shafts include first and second connecting shafts 51 and 52 respectively arranged at the two ends of the pulverizing shaft, the first and second connecting shafts are in rotational cooperation with the two ends of the second pipe, the first and second connecting shafts are detachably fixedly connected with the pulverizing shaft 5, the end portions of the first and second connecting shafts are provided with connecting discs 510, the two ends of the pulverizing shaft are provided with second threaded holes 54, and the connecting discs 510 are provided with through holes corresponding to the second threaded holes 54, so that the connecting discs 510 can be locked in the second threaded holes 54 through a threaded rod, thereby achieving detachable connection, and the pulverizing shaft can be conveniently replaced through the above arrangement.

[0041] Further, as a specific embodiment, refer to Figure 5 , Figure 8 , the two connecting shafts are in axial sliding cooperation with the two ends of the second pipe, one connecting shaft is coaxially provided with a rotating disc 53 extending out of the end portion of the second pipe, the rotating disc 53 and the second pipe are provided with an elastic member and an axial adjusting member, the elastic member can provide an axial elastic force to the rotating disc 53, the axial adjusting member can provide an adjusting force to the rotating disc in the opposite direction of the elastic force of the elastic member, and the connecting shaft and the rotating disc are in axial anti-movement cooperation.

[0042] Specifically, the rotating disc is in rotational cooperation and axial anti-movement cooperation with the first connecting shaft 51, through the above arrangement, the rotating disc 53 can be limited by the elastic member and the axial adjusting member, and the axial adjusting member can be adjusted in displacement to adjust the axial direction of the rotating disc 53, thereby adjusting the axial direction of the pulverizing shaft and ensuring that the gap between the reamer blade 50 and the pulverizing teeth 13 corresponds.

[0043] Further, as a specific embodiment, it further includes a flange disc 24 arranged on the side of the rotating disc 53 away from the second pipe, the flange disc is coaxially provided with a threaded hole 240 on the second pipe, the elastic member is a compression spring 21 arranged between the rotating disc and the end portion of the second pipe, and the axial adjusting member is a threaded cylinder 22 threadedly connected with the threaded hole 240.

[0044] Further, as a specific embodiment, refer to Figures 1-5 , the end portion of the second pipe is detachably fixedly connected with a first connecting piece 2, and the flange disc 24 is detachably arranged at the end portion of the first connecting piece, the first connecting piece 2 is in sealing cooperation with the end portion of the second pipe, and the first connecting piece is provided with a rotating sealing cooperation with the connecting shaft.

[0045] Further, as a specific embodiment, refer to Figure 4The other end of the second pipe is connected with a gear box 41, the gear box is rotationally provided with a transmission sleeve 44 coaxial with the second pipe, the transmission sleeve is sleeved with the other connecting shaft, the inner circumferential surface of the transmission sleeve is provided with a transmission key 45, and the outer circumferential surface of the other connecting shaft is provided with a key groove 521. Specifically, the transmission sleeve is connected with a transmission shaft 43, the transmission shaft 43 is axially anti-movement matched with the gear box 41, one end of the transmission shaft is provided with a bevel gear 42, and the bevel gear is drivingly connected with the driving motor 4.

[0046] Further, as a specific embodiment, a second connecting piece 3 is arranged between the second pipe and the gear box 41, one end of the second connecting piece is sealingly matched with the second pipe, the other end is detachably connected with the gear box, and a matched sleeve 31 that is rotationally sealingly matched with the connecting shaft is arranged in the second connecting piece 3. Specifically, as a specific embodiment, a sliding bearing (not shown in the figure) and a sealing member (not shown in the figure) that are matched with the second connecting shaft 52 are arranged in the matched sleeve 31, so as to ensure that the second connecting shaft and the matched sleeve can be rotationally sealingly matched and axially slidingly matched.

[0047] Obviously, the above embodiments are only examples for clearly illustrating but not limiting the embodiments. Based on the above description, other different forms of changes or variations can be made by those skilled in the art. Here, all the embodiments do not need to be exhausted, and the changes or variations derived therefrom are still within the protection scope of the utility model.

Claims

1. A reamer-type pipe breaking valve for treating liquid material scabs, characterized in that, The utility model relates to a valve body (1) comprising a first pipe and a second pipe connected vertically and communicated, two ends of the first pipe are separately provided with a first flange (10) and a second flange (11), a pulverizing shaft (5) is coaxially arranged in the second pipe, a plurality of pulverizing teeth are arranged on the inner side wall of the second pipe, a plurality of reamer blades are arranged on the outer circumferential surface of the pulverizing shaft (5), a driving motor (4) is drivingly connected with the pulverizing shaft (5) and used for driving the pulverizing shaft to rotate along the axis. The pulverizing tooth groups are symmetrically arranged about the axis of the first pipe, each of the pulverizing tooth groups comprises a plurality of pulverizing teeth uniformly spaced along the axis of the second pipe, and the reamer blade groups comprise a plurality of reamer blades (50) uniformly spaced along the axis. The reamer blades (50) are fixedly connected with the pulverizing shaft. The plurality of reamer blades (50) are uniformly spaced along the circumference of the pulverizing shaft.

2. A reamer-type pipe breaking valve for treating liquid material scabs according to claim 1, characterized in that, Both ends of the pulverizing shaft (5) are detachably and fixedly connected with connecting shafts, and the two connecting shafts are rotatably matched with the two ends of the second pipe.

3. A reamer-type pipe breaking valve for treating liquid material scabs according to claim 2, characterized in that, Both ends of the second pipe are axially slidably matched with the two connecting shafts, the end of one of the connecting shafts extending out of the second pipe is coaxially provided with a rotating disc (53), an elastic member and an axial adjusting member are arranged between the rotating disc (53) and the second pipe, the elastic member can provide an axial elastic force to the rotating disc (53), the axial adjusting member can provide an adjusting force to the rotating disc in the opposite direction of the elastic force of the elastic member, and the connecting shaft and the rotating disc are axially anti-creep matched.

4. A reamer-type pipe breaking valve for treating liquid material scabs according to claim 3, characterized in that, Further comprising a flange disc (24) arranged on the side of the rotating disc (53) away from the second pipe, a threaded hole (240) is coaxially arranged on the flange disc and the second pipe, the elastic member is a compression spring (21) arranged between the rotating disc and the end of the second pipe, and the axial adjusting member is a threaded cylinder (22) threadedly connected with the threaded hole (240).

5. A reamer-type pipe breaking valve for treating liquid material scabs according to claim 1, characterized in that, The end of the second pipe is detachably and fixedly connected with a first connecting member (2), the flange disc (24) is detachably arranged on the end of the first connecting member, the first connecting member (2) is sealingly matched with the end of the second pipe, and the first connecting member is provided with a rotating sealing matching part with the connecting shaft.

6. A reamer-type pipe breaking valve for treating liquid material scabs according to claim 5, characterized in that, The other end of the second pipe is connected with a gear box (41), a transmission sleeve (44) coaxial with the second pipe is rotatably arranged on the gear box, the transmission sleeve is sleeve-joint matched with the other connecting shaft, a transmission key (45) is arranged on the inner circumferential surface of the transmission sleeve, and the outer circumferential surface of the other connecting shaft is adaptively provided with a key groove (521).

7. A reamer-type pipe breaking valve for treating liquid material scabs according to claim 6, characterized in that, A second connecting member (3) is arranged between the second pipe and the gear box (41), one end of the second connecting member is sealingly matched with the second pipe, the other end is detachably connected with the gear box, and a matching sleeve (31) rotatably and sealingly matched with the connecting shaft is arranged in the second connecting member (3).

8. A reamer-type pipe breaking valve for treating liquid material scabs according to claim 7, characterized in that, ​ 9. A reamer-type pipe breaking valve for treating liquid material scabs according to claim 6, characterized in that, ​ 10. A reamer-type pipe breaking valve for treating liquid material scabs according to claim 9, characterized in that, ​

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