CN111807307B - A waterproofing agent adds device for production of water-fast gypsum board - Google Patents
A waterproofing agent adds device for production of water-fast gypsum board Download PDFInfo
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- CN111807307B CN111807307B CN202010618009.4A CN202010618009A CN111807307B CN 111807307 B CN111807307 B CN 111807307B CN 202010618009 A CN202010618009 A CN 202010618009A CN 111807307 B CN111807307 B CN 111807307B
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- conveying pipe
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/02—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes for transferring liquids other than fuel or lubricants
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/82—Combinations of dissimilar mixers
- B01F33/821—Combinations of dissimilar mixers with consecutive receptacles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/06—Details or accessories
- B67D7/78—Arrangements of storage tanks, reservoirs or pipe-lines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The embodiment of the invention discloses a waterproof agent adding device for producing a waterproof gypsum board, which comprises a water conveying pipe and a feeding pipe sleeved outside the water conveying pipe, wherein an accommodating cavity is formed between the feeding pipe and the water conveying pipe, a through water outlet hole assembly is formed on the side wall of the water conveying pipe, an opening is formed on the side wall of the accommodating cavity below the water outlet hole assembly, an emulsifying structure is communicated with the opening, and an extrusion disc is arranged at the bottom of the water conveying pipe; the inner wall of the water pipe is hermetically connected with a sealing block which can move on the inner wall of the water pipe along the vertical direction, the sealing block is connected with a telescopic rod, and one end of the telescopic rod, which is far away from the sealing block, is connected with an air pump for pushing the telescopic rod to move; the outer wall of the water delivery pipe extends along the circumferential direction to form a circle of annular bottom plate, the telescopic rod extends outwards to form an annular cylinder wall, and the annular cylinder wall and the bottom plate are matched to form a material containing cavity with an opening on the upper surface. The effect of mixing materials uniformly and improving the uniform dispersibility in the adding process of the waterproof agent is realized.
Description
Technical Field
The embodiment of the invention relates to the field of adding devices of water-proofing agents in gypsum boards, in particular to a water-proofing agent adding device for water-proofing gypsum board production.
Background
The water-resistant paper-surface gypsum board is a gypsum board prepared by using building gypsum as a main raw material and adding a certain amount of processing aids such as a water-proofing agent into a gypsum core material, and the quality of the added water-proofing agent directly influences the overall water-resistant performance of the gypsum board.
Generally, the water repellent is added by mixing with other processing aids and then directly adding into gypsum slurry for mixing, however, the water repellent is often a water repellent and is difficult to be fused with water, so that the water repellent is often poor in dispersibility and easy to agglomerate in the mixing and contacting process with the gypsum slurry. Moreover, the typical addition process is a direct pour from the top, which further exacerbates the problem of uneven mixing throughout the processing aid addition system.
Disclosure of Invention
Therefore, the embodiment of the invention provides a waterproof agent adding device for producing a water-resistant gypsum board, wherein the bottom of a water conveying pipe is provided with a squeezing disc which is at least partially positioned on the same horizontal plane with an opening formed on the side wall of a containing cavity, the waterproof agent loaded in the containing cavity and water supplied through a water outlet hole assembly are mixed and then enter the containing cavity, and when the water is settled to the lower half section of the containing cavity, the water enters an emulsifying structure through the opening after being further stirred by the squeezing disc, so that the mixing time of the water and the waterproof agent is prolonged, the dispersion uniformity is further improved in a squeezing mode, and the agglomeration phenomenon is avoided.
In order to achieve the above object, an embodiment of the present invention provides the following:
in one aspect of the embodiment of the invention, a waterproof agent adding device for producing a waterproof gypsum board is provided, and comprises a water conveying pipe and a feeding pipe, wherein a water conveying cavity is formed inside the water conveying pipe and can be arranged in a self-rotating mode, the feeding pipe is sleeved outside the water conveying pipe, a containing cavity is formed between the feeding pipe and the water conveying pipe, a through water outlet hole assembly is formed in the side wall of the water conveying pipe, an opening is formed in the side wall of the containing cavity below the water outlet hole assembly, an emulsifying structure is communicated with the opening, a squeezing disc is further arranged at the bottom of the water conveying pipe, and the squeezing disc and at least part of the opening are located on the same horizontal plane;
the inner wall of the water pipe is hermetically connected with a sealing block which can move on the inner wall of the water pipe along the vertical direction, the sealing block is connected with a telescopic rod, and one end of the telescopic rod, which is far away from the sealing block, is connected with an air pump for pushing the telescopic rod to move;
the outer wall of the water delivery pipe extends along the circumferential direction to form a circle of annular bottom plate, the telescopic rod extends outwards to form an annular cylinder wall, and the annular cylinder wall and the bottom plate are matched to form a material containing cavity with an open port on the upper surface.
As a preferable scheme of the present invention, the upper end surface of the annular cylinder wall extends obliquely downward toward the inner side wall of the charging pipe to form a material guiding plate, a plurality of raised ribs are formed on the material guiding plate along the extending direction, the interior of each rib is hollow, and one side of each rib, which is far away from the annular cylinder wall, is open;
and a water outlet hole assembly is correspondingly arranged right below each ridge.
As a preferable scheme of the present invention, the water outlet assembly at least includes a first pipe body and a second pipe body sequentially communicated with each other from a side wall of the water pipe, the first pipe body extends along a horizontal direction, the second pipe body is inclined upward toward a side wall of the feed pipe, and an open end of the second pipe body is communicated with an inside of the rib.
As a preferable scheme of the present invention, the extrusion disc includes a rotating rod connected to the bottom of the water pipe, and a rotating disc disposed on an outer surface of the rotating rod, and an outer side surface of the rotating disc is located outside an outer side surface of the material guide plate in a vertical direction.
As a preferable scheme of the present invention, the rotating disc includes a plurality of arc-shaped drainage racks extending from an outer surface of the rotating rod in a horizontal direction, and a plurality of beating rods extending outward from side surfaces of the arc-shaped drainage racks, and a main flow channel is formed on an upper surface of the arc-shaped drainage rack in an extending direction of the arc-shaped drainage racks, and the main flow channel is further communicated with a plurality of secondary flow channels having openings located between two adjacent beating rods.
As a preferable scheme of the present invention, the plurality of arc-shaped drainage frames are arranged along the outer circumferential surface of the rotating rod in a staggered manner, and are sequentially extended in the vertical direction, and a scraper is further formed at one end of each arc-shaped drainage frame, which is far away from the rotating rod, and the scraper is in contact with the inner side wall of the feeding tube.
As a preferable aspect of the present invention, the bottom plate is inclined downward from inside to outside.
As a preferable scheme of the invention, the top end and the bottom end of the annular cylinder wall extend inwards to form a limiting plate, and a crushing knife roller also extends from the outer side wall of the water conveying pipe above the bottom plate.
As a preferable scheme of the present invention, the crushing roller is spirally disposed on an outer sidewall of the water pipe.
As a preferable scheme of the present invention, the opening is formed with an extension section extending outward along the conveying direction, and a convex crushing tooth protrusion is formed on an inner wall of the extension section along the conveying direction, and a cross section of the crushing tooth protrusion is triangular.
The embodiment of the invention has the following advantages:
1) the water is mixed with the waterproof agent after a certain pressure is provided for the water in an extrusion mode, so that the permeability of the water in the waterproof agent is improved, and the dispersion uniformity of the water and the waterproof agent in the mixing process is improved;
2) the extrusion discs are arranged in a matched manner, so that the homogeneity degree of the mixture at the lower section of the containing cavity after sedimentation is improved in a stirring manner;
3) the open-ended setting is combined, the mixed whipping time of mixture is improved, and meanwhile, through further extrusion at the opening, the agglomeration phenomenon is avoided, so that the two homogeneous dispersion is good when the mixture enters an emulsification structure, and the mixing effect of the whole system is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a schematic view showing a configuration of a waterproofing agent adding apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a rotating disk according to an embodiment of the present invention;
fig. 3 is a schematic partial structure view of a material guide plate according to an embodiment of the present invention;
FIG. 4 is a schematic view of a partial structure of a feeding tube according to an embodiment of the present invention;
FIG. 5 is a schematic view of a partial structure of a water outlet assembly according to an embodiment of the present invention;
fig. 6 is a schematic partial structural view of an elastic membrane according to an embodiment of the present invention.
In the figure:
1-water conveying pipe; 2-a feed pipe; 3-an emulsifying structure; 4-extruding a disc;
11-a water delivery cavity; 12-a water outlet assembly; 13-a base plate; 14-crushing knife roll;
121-a first tube; 122-a second tube; 123-enclosing baffle plates; 124-water outlet; 125-elastic baffle plate; 126-an elastic membrane; 127-through hole;
21-a containing cavity; 22-an opening; 23-an extension;
41-rotating rod; 42-a rotating disk;
421-arc drainage frame; 422-beating rods; 423-main runner; 424-auxiliary launder; 425-a scraper;
51-a sealing block; 52-a telescopic rod; 53-air pump; 54-annular cartridge wall; 55-material containing cavity; 56-a material guide plate;
561-ribs.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-6, the present invention provides a water-proofing agent adding device for water-resistant gypsum board production, including a water pipe 1 with a water conveying cavity 11 formed therein and capable of being set in a rotation manner, and a feed pipe 2 sleeved outside the water pipe 1, wherein an accommodating cavity 21 is formed between the feed pipe 2 and the water pipe 1, a through water outlet assembly 12 is formed on a side wall of the water pipe 1, an opening 22 is formed on a side wall of the accommodating cavity 21 located below the water outlet assembly 12, an emulsifying structure 3 is communicated with the opening 22, an extrusion disc 4 is further disposed at the bottom of the water pipe 1, and the extrusion disc 4 and at least part of the opening 22 are located on the same horizontal plane;
the inner wall of the water pipe 1 is hermetically connected with a sealing block 51 which can move on the inner wall of the water pipe 1 along the vertical direction, the sealing block 51 is connected with an expansion link 52, and one end of the expansion link 52 far away from the sealing block 51 is connected with an air pump 53 for pushing the expansion link 52 to move;
a ring-shaped bottom plate 13 is formed on the outer wall of the water pipe 1 in an extending manner along the circumferential direction, an annular cylinder wall 54 is formed on the telescopic rod 52 in an extending manner, and the annular cylinder wall 54 and the bottom plate 13 are matched to form a material containing cavity 55 with an open opening on the upper surface.
Through such a mode of setting, when promoting telescopic link 52, the water in the water delivery chamber 11 is extruded through apopore subassembly 12 through the loading of pressure, meanwhile, annular cylinder wall 54 downstream, flourishing material chamber 55 volume diminishes, the waterproofing agent that wherein holds overflows, and with water mix the back get into hold the chamber 21 in, simultaneously through the whipping homogeneity back of extrusion dish 4, by extrusion to opening 22, emulsify in getting into emulsification structure 3 after opening 22's further extrusion transmission, thereby guarantee the improvement of the homogeneity of the combined material of emulsification in-process, and then improve the whole water resistance of gypsum board.
Of course, effective homogenization of water and the waterproof agent can be achieved to a greater extent by the pressing and beating of the bottom pressing plate 4, in a more preferred embodiment of the present invention, since the waterproof agent is often a water repellent, in order to make the proportion of the waterproof agent and the water repellent relatively balanced during the mixing process, further, the upper end surface of the annular cylinder wall 54 extends obliquely downward toward the inner side wall of the feeding pipe 2 to form a material guiding plate 56, and a plurality of convex ribs 561 are formed on the material guiding plate 56 along the extending direction, the inner part of the ribs 561 is hollow, and one side of the ribs 561 away from the annular cylinder wall 54 is open; a water outlet hole assembly 12 is correspondingly arranged right below each ridge 561. Through the introduction of the material guide plate 56 and the uniform distribution of the ribs 561, the waterproof agent is uniformly dispersed and falls in the falling process.
In a more preferred embodiment, the water outlet hole assembly 12 at least includes a first tube 121 and a second tube 122 sequentially connected to each other from a side wall of the water pipe 1, the first tube 121 extends along a horizontal direction, the second tube 122 is inclined upwards towards a side wall of the feeding pipe 2, and an open end of the second tube 122 is connected to the inside of the rib 561. Further, through the arrangement, water and the waterproofing agent are introduced into the material guide plate 56 for feeding, so that the uniformity of the quantity and the dispersity of the water and the waterproofing agent in the falling and mixing process is ensured. The addition amount of water and the waterproofing agent can be adaptively adjusted by adjusting the diameter of the hollow hole body inside the rib 561 and the distance between the two ribs 561.
Further, a pressurized channel may be introduced into the nozzle assembly 12 to further increase the supply water pressure. Specifically, the pressurizing channel at least includes a surrounding baffle 123 disposed in the water delivery cavity 11 and surrounding the water inlet of the water outlet assembly 12, and of course, a water flow channel is formed by the cooperation between the inner sidewall of the water delivery pipe 1 and the surrounding baffle 123. A plurality of water outlet holes 124 corresponding to the water inlets one by one are formed on the side surface of the enclosing baffle 123 close to the central axis of the water delivery cavity 11, and it should be further described that a water flow channel formed between the enclosing baffle 123 and the inner side wall of the water delivery pipe 1 is divided into a plurality of chambers, and each chamber is provided with a group of water inlets and water outlet holes 124 correspondingly, so that the volume of the channel between each group of water inlets and water outlet holes 124 is fixed, and the water pressure entering each water inlet is basically consistent. It should be noted that the water inlet of the water outlet hole assembly 12, i.e. the connection of the water pipe 1, enters the first pipe 121.
Furthermore, an elastic baffle plate 125 is arranged between each group of corresponding water outlet holes 124 and water inlet, and one side surface of the elastic baffle plate 125 is hinged to the inner side wall of the enclosing baffle plate 123. With such an arrangement, it is possible to pressurize the water in the water delivery chamber 11, so as to flush the hinged elastic baffle 125 through the water pressure after flowing through the water outlet hole 124, so as to achieve the limitation of the water pressure through the adjustment of the static friction force at the rotation position of the hinge, which can be understood and realized by those skilled in the art, for example, through the adjustment of the material between the contact surfaces of the hinge.
In a more preferred embodiment, in order to better guide the water flow and avoid the problem that the water flow easily enters the water flow channel and permeates through the gap of the elastic baffle 125 when not in use, an elastic membrane 126 for closing the water outlet hole 124 is attached to one side of the water outlet hole 124 close to the water outlet hole assembly 12, and a through net is formed at a position of the elastic membrane 126 at the periphery of the water outlet hole 124. By adopting the arrangement, the elastic membrane 126 can be directly attached to the water outlet hole 124 on the premise of nonuse, so that the water outlet hole 124 is blocked; when the in-process that uses, water pressure washes away elastic diaphragm 126, and elastic diaphragm 126 is formed with between the inside wall that encloses that is provided with apopore 124 and closes baffle 123 and hold the chamber, and water flows through the net that link up to through the compression to the water flow that links up the net, realize hydraulic further adjustment.
In a further preferred embodiment, the through-mesh encloses the water outlet opening 124 and is formed as an annular structure. The arrangement of the annular structure can better realize the uniform conversion from pressure to thrust.
Meanwhile, it should be noted that the through holes 127 in the penetrating net are preferably formed as honeycomb-shaped holes, and the number of the through holes 127 in the ring structure is larger on the side away from the hinge end of the elastic flap 125 than on the side close to the hinge end. The setting mode of the honeycomb-shaped hole body can realize the adjustment of water pressure and ensure the uniform distribution of water, and the impact force of water used for opening the elastic retaining sheet 125 is facilitated through the further adjustment of the number of the through holes 127, so that the great reduction of the water pressure is avoided.
In a further preferred embodiment, in order to effectively achieve the squeezing effect, the squeezing disk 4 includes a rotating rod 41 connected to the bottom of the water pipe 1, and a rotating disk 42 disposed on an outer surface of the rotating rod 41, and an outer side surface of the rotating disk 42 is located outside an outer side surface of the material guide plate 56 in a vertical direction.
In a further preferred embodiment, in order to effectively stir the mixture of the waterproof agent and the water, the rotating disc 42 includes a plurality of arc-shaped drainage frames 421 extending from the outer surface of the rotating rod 41 along the horizontal direction, and a plurality of stirring rods 422 extending from the side surfaces of the arc-shaped drainage frames 421, a main flow groove 423 is formed on the upper surface of the arc-shaped drainage frame 421 along the extending direction of the arc-shaped drainage frame 421, and a plurality of secondary flow grooves 424 located between two adjacent stirring rods 422 are further communicated with the main flow groove 423.
Of course, a plurality of here the lateral wall of arc drainage frame 421 contacts with the inside wall of filling tube 12 separately to realize the scraping effect, further, in order to realize diversified whipping and scraping and push away the effect, it is a plurality of arc drainage frame 421 is followed the outer peripheral face of dwang 41 is crisscross arranges, and extends the setting in order along vertical direction, just keep away from in the arc drainage frame 421 the one end of dwang 41 still is formed with scraper blade 425, just scraper blade 425 with the inside wall of filling tube 2 contacts.
In a more preferred embodiment, the bottom plate 13 is inclined obliquely downward from inside to outside.
In order to avoid the separation of the annular cylinder wall 54 from the bottom plate 13 and achieve effective sealing between the two, the top end and the bottom end of the annular cylinder wall 54 extend inwards to form limiting plates, and a crushing knife roller 14 also extends on the outer side wall of the water conveying pipe 1 above the bottom plate 13. Of course, the contact surface of the annular cylinder wall 54 and the bottom plate 13 may be further formed with a sealing film so that no significant leakage problem occurs even during the relative movement therebetween.
In a further preferred embodiment, the crushing roller 14 is spirally disposed on an outer side wall of the water pipe 1. Therefore, the water repellent can be further dispersed to a certain extent in the autorotation process of the water conveying pipe 1, particularly for the type of the powdery water repellent.
In order to make the slurry distribution after mixing and stirring more even, the opening 22 extends outwards along the transmission direction to form an extension section 23, and a convex crushing tooth is formed on the inner wall of the extension section 23 along the transmission direction, and the section of the convex crushing tooth is triangular.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (10)
1. The water-proofing agent adding device for the production of the water-resistant gypsum board is characterized by comprising a water conveying pipe (1) and a feeding pipe (2), wherein a water conveying cavity (11) is formed inside the water conveying pipe (1) and can be arranged in a rotating mode, the feeding pipe (2) is sleeved on the outer side of the water conveying pipe (1), an accommodating cavity (21) is formed between the feeding pipe (2) and the water conveying pipe (1), a water outlet hole assembly (12) penetrating through the water conveying pipe (1) is formed in the side wall of the accommodating cavity (21) located below the water outlet hole assembly (12), an opening (22) is formed in the side wall of the accommodating cavity (21), an emulsifying structure (3) is communicated with the opening (22), an extruding disc (4) is further arranged at the bottom of the water conveying pipe (1), and the extruding disc (4) and at least part of the opening (22) are located on the same horizontal plane;
the inner wall of the water pipe (1) is hermetically connected with a sealing block (51) which can move on the inner wall of the water pipe (1) along the vertical direction, the sealing block (51) is connected with a telescopic rod (52), and one end, far away from the sealing block (51), of the telescopic rod (52) is connected with an air pump (53) used for pushing the telescopic rod (52) to move;
the outer wall of the water conveying pipe (1) extends along the circumferential direction to form a ring-shaped bottom plate (13), the telescopic rod (52) extends outwards to form a ring-shaped cylinder wall (54), and the ring-shaped cylinder wall (54) is matched with the bottom plate (13) to form a material containing cavity (55) with an opening on the upper surface.
2. The water-proofing agent adding device for the production of the water-resistant gypsum board as recited in claim 1, wherein the upper end surface of the annular cylinder wall (54) extends obliquely downward toward the inner side wall of the feeding pipe (2) to form a material guiding plate (56), a plurality of raised ribs (561) are formed on the material guiding plate (56) along the extending direction, the inner part of the ribs (561) is formed to be hollow, and one side of the ribs (561) far away from the annular cylinder wall (54) is formed to be open;
a water outlet hole assembly (12) is correspondingly arranged right below each ridge (561).
3. A water repellent agent adding device for water-resistant gypsum board production according to claim 2, wherein the water outlet assembly (12) comprises at least a first pipe body (121) and a second pipe body (122) which are sequentially communicated from the side wall of the water pipe (1), the first pipe body (121) extends along the horizontal direction, the second pipe body (122) inclines obliquely upwards towards the side wall of the feeding pipe (2), and the open end of the second pipe body (122) is communicated and arranged inside the ridge (561).
4. A water-proofing agent adding device for water-resistant gypsum board production according to claim 2, wherein the extrusion disc (4) comprises a rotating rod (41) connected to the bottom of the water pipe (1), and a rotating disc (42) arranged on the outer surface of the rotating rod (41), and the outer side surface of the rotating disc (42) is located outside the outer side surface of the material guide plate (56) in the vertical direction.
5. The waterproof agent adding device for the production of the water-resistant gypsum board according to claim 4, wherein the rotating disc (42) comprises a plurality of arc-shaped drainage frames (421) extending from the outer surface of the rotating rod (41) in the horizontal direction and a plurality of stirring rods (422) extending outwards from the side surfaces of the arc-shaped drainage frames (421), a main flow groove (423) is formed in the upper surface of each arc-shaped drainage frame (421) in the extending direction of the arc-shaped drainage frame (421), and a plurality of auxiliary flow grooves (424) located between two adjacent stirring rods (422) are communicated with the main flow groove (423).
6. The waterproof agent adding device for the production of the water-resistant gypsum board as claimed in claim 5, wherein the plurality of arc-shaped drainage frames (421) are arranged along the outer peripheral surface of the rotating rod (41) in a staggered manner and are sequentially extended in the vertical direction, a scraper (425) is further formed at one end of each arc-shaped drainage frame (421), which is far away from the rotating rod (41), and the scraper (425) is in contact with the inner side wall of the feeding pipe (2).
7. A water repellent agent adding apparatus for water-resistant gypsum board production according to claim 1, wherein said bottom plate (13) is inclined obliquely downward from inside to outside.
8. The water-proofing agent adding device for the production of the water-resistant gypsum board as claimed in claim 1, wherein the top end and the bottom end of the annular cylinder wall (54) extend inwards to form a limiting plate, and a crushing knife roller (14) also extends from the outer side wall of the water conveying pipe (1) above the bottom plate (13).
9. A water-proofing agent adding device for water-resistant gypsum board production according to claim 8, wherein the crushing cutter roll (14) is spirally arranged on the outer side wall of the water conveying pipe (1).
10. A water-proofing agent adding device for water-resistant gypsum board production according to claim 1, wherein the opening (22) is extended outwards along the conveying direction to form an extension section (23), a convex crushing tooth protrusion is formed on the inner wall of the extension section (23) along the conveying direction, and the section of the crushing tooth protrusion is triangular.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010618009.4A CN111807307B (en) | 2020-06-30 | 2020-06-30 | A waterproofing agent adds device for production of water-fast gypsum board |
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| CN202010618009.4A CN111807307B (en) | 2020-06-30 | 2020-06-30 | A waterproofing agent adds device for production of water-fast gypsum board |
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| GB280158A (en) * | 1926-11-08 | 1928-05-17 | Blaw Knox Co | Improvements in or relating to volume measuring apparatus, particularly for measuring sand in making concrete mixtures and for measuring water used in the mixture of concrete |
| CN107310027B (en) * | 2017-05-10 | 2019-05-24 | 秦皇岛中燕机械设备有限公司 | A kind of Preparation equipment for municipal concrete |
| CN108527659A (en) * | 2017-09-14 | 2018-09-14 | 童振奎 | A kind of cement for building and husky quick mixed stirring device |
| CN208451907U (en) * | 2018-05-17 | 2019-02-01 | 龙泉玉德青瓷有限公司 | A kind of thin tire thickness glaze handicraft pug processing unit (plant) |
| CN109624089B (en) * | 2019-01-28 | 2020-08-14 | 湖南郴建集团泰湘新型材料有限公司 | Concrete apparatus for producing with automatic accuse material function |
| CN210630220U (en) * | 2019-04-12 | 2020-05-29 | 庆元县瑞利达水果专业合作社 | Irrigation equipment of usefulness is planted to chinese torreya |
| CN110154241A (en) * | 2019-06-26 | 2019-08-23 | 泉州市健德建材实业有限公司 | A kind of concrete production separate men from machines remote control apparatus |
| CN210651306U (en) * | 2019-07-05 | 2020-06-02 | 邢林芝 | Concrete mixing device for building site |
| CN210850829U (en) * | 2019-08-27 | 2020-06-26 | 盐城中咏投资发展有限公司 | Material mixer is used in housing construction engineering construction |
| CN111264458B (en) * | 2020-03-21 | 2024-06-21 | 郑卫兵 | Aerator impeller |
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